Belt type filter press

Brief introduction
.... Belt type filter press also called belt sludge dehydrator, due to its can continuous operation, simple operation management, accessory equipment, thus make less investment, labor, energy consumption and maintenance costs are lower, at home and abroad in the sludge dewatering, widely used in domestic development especially rapidly in China at present, new cities sewage treatment plant, enterprise of sewage treatment dewatering equipment are adopted almost belt type sludge dehydrator. This machine is my company absorbing foreign advanced technology products, on the basis of research by the experts in dehydration technology long-term use of the technology of equipment and debugging personnel jointly developed advanced to continuous production type of sludge dewatering equipment. This machine bo several long, overcome the same type equipment shortage, make the dehydration index and operating equipment performance at their best.
This machine is suitable for urban sewage treatment plants, pharmaceutical, electroplating, the papermaking, the leather, printing and dyeing, metallurgy, chemical industry, slaughtering, food, wine manufacturing and environmental engineering in the wastewater treatment process of sludge dewatering in industrial production, also can be used in the case of solid-liquid separation, mainly for the steel factory iron dust recycling dehydration, distillery vinasse solid-liquid separation, ShiCaiChang limestone recycling processes is environmental management and resource recovery of ideal equipments.

Product features
1,Automatic operation, maintenance and management is easier,labor power can be most saved;

2,Mechanical performance is excellent,,floor space is much saved;

3,Use all sorts of sludge dewatering, high efficiency, large capacity per unit area;

4,Multiple regional dehydration, high dehydration ability, the sludge cake moisture content is low;

5,Less energy consumption, and low operating cost, no vibration noise;

6,Equipment  can  continuously  operate and automatic backwash and it is convenient in operation;

7,Filters snaking automatic correction, make the equipment running more safe
Reliable operation performance:Adopt mechanical stepless speed regulation device drivers, filters tension bridle device, filters to adjust deviation device,So the machine is running smoothly, without noise, it is safe and reliable.
Excellent anti-corrosion properties:Standard products, good anticorrosion property, high mechanical strength and long service life. According to the requirements of the customers can:components  whichcontact water adopt stainless steel processing, rack with standard sections, hot spraying zinc anticorrosive processing. According to the needs of users can also materials for the machine configuration.
Mature application technology:Different sludge should choose different filters, different flocculants, different auxiliary equipment can reach best dehydration effect.This equipment in many users running examples of environmental protection engineeringindicate that,based on model, filters, flocculation method optimized combination and auxiliary equipment configuration, but all sorts of sludge dewatering effects to achieve the best.

 Special structural design

    Phenomenal concentration reaction gravity dehydration area
.... After chemical purple coagulation process after the sludge feeder are actually by the cloth, with a lot of freedom net free water will again this stage removal, because the length of the designed enough, so for feeding sludge fluctuation has larger bear ability, the region has a proper tilt, NiCeng upper free water to handle backflow, extended stay in gravity district medium, gravity dehydration time with multistage plows rake, area of filter NiCeng order will take more than doubled to stir, plow filter water path, speed up the mud in the free water from layer filter speed, ensure as much filter out free water. This machine gravity dehydration with multistage plough section harrow, according to different sludge properties and characteristics, random adjustment configuration.
Features
·Flocculant wastage decreases, operation cost reduction;

•Filter water area increases, bearing ability and  processing capability strengthen
All materials in this section area, can filter more than 80% of the free water, make the area end output forming materials;
•Avoid straight into the extrusion roller ran mud when squeeze leaks.

         Inclined ultra-long wedge-shaped area

Long inclined wedge-shaped area is the latest design and characteristics of sludge, after gravity dehydration before entering the backlog area, we must carry on the before fully preloading dehydration, otherwise in the backlog area suddenly, the pressure from the sticky sludge with both sides crowded leak filter leaked out, and the wedge area will remove the sludge slowly gravity area, forming a wedge clipping the sandwich, and carry on the progressive slowly preloading increments, make the residual free water NiCeng minimized, with the upper two mesh belt ahead slowly, two mesh belt up gradually reduce the distance between the middle NiCeng hard gradually, external pressure to bear ability gradually improved. Wedge area must ensure that the speed and preloading increase the speed of filter cake formation, ensure maintain coordination by preloading filter cake can be a very good transition to the high-pressure zone. The latest design of the inclined wedge-shaped area of different moisture content can adjust and effect of sludge were particularly remarkable.
Features
·Make belt type filter press operation more stable and reliable, processing power hasten to maximum;
·Avoid extrusion of leaks production;……….
·Installation debugging is quick, strong ability to adapt, the production efficiency is greatly increased.

Sludge extrusion dehydration area

The root roller diameter has the extrusion roll, diminishing the first root for porous large roller diameter preloading filters filter cake of roller, for by the low pressure area smoothly enters roller diameter of the high-pressure zone improves the diminishing smooth transition, fluctuation two mesh belt after formed by crisscross the roller path, S form because of two filters fluctuation position of the order, alternately gripping mud cake produce shear force, will present in most of the sludge water filter, the squeeze wrung the backlog of roller compact, decorate to minimize roller is from, in order to ensure that the two filters will not force caused by uneven phenomenon of plait.
Features
·Extrusion filter cake containing solid volume is high, performance is more superior;
·Net belt service life greatly improved;
·The whole equipment compact and beautiful.

Rectification and tensioner of the filter

Filters as possible in the operation must be between each roller keep so far, the machine adopts sensitive symmetrical pneumatic components sensor detection control, when filters lateral deflection, deviation rectification roller side cylinder driving forward or backward, thus ensure upper and lower two mesh belt does not exceed the maximum offset 30mm. Using sensitive pneumatic components sensor detection control, detection Angle and buffer sex big, make two mesh belt is always in the process of the surveillance state, and control position accurate, overcoming the conventional with net belt to rectify switch contact or stress when sudden slippage travel switch, accidental slip arm or sliding bad, cause nets take out of control and cause frequent migration emergency stop accidents, make host operation reliability and stability for further guaranteed, at the new overrun with close to switch rectification monitoring system, performance is remarkable, domestic initiative, which makes belt type filter press trouble-free run continuously several times, time to improve the domestic leading level.
This series of host fluctuation two filters by cylinder driving, pressure sensor switches detection automatic control tension to appropriate levels.
Features
·Filters when tight pressure adjustment to the provisions pressure, automatic control adjustment, stable operation, make filters buffer life is greatly increased;
·Automatic tracking monitoring, gas control is sensitive and reliable and smooth transition when net belt to rectify, do not suffer severe twitched;
·Real-time monitoring operation, adjust deviation accurate, adjust deviation device with overrun, safe and reliable.

Filter backwash

. Filters work each cycle, nets hole will be fine mud jams, influence dehydration, so filters flushing effect quality, directly affects the quality of sludge dewatering. Especially the gravity dehydration dehydration effect, if filters recoil not perfect, will greatly reduce sludge dewatering effects. There is two at the corresponding level respectively, washing device independence for fluctuation filters cleaning.

Filter’s operation curve

Chart:G1,G2,G3,G4,G5,G6 are dehydration crushing rollers;G7,G8 are filters drive rollers;G9,G10 are filters of the guide rollers;G11,G12 are filters tensioner rollers ;G13,G14 are filters attune slants rollers.
Brief introduction:sewage inflow above G9 and G11 filters surface into dehydration,through G13 and G11 two roller filters aperture pressure filtration devices, complete into dewatering processes.

Main transmission and bearing

Host transmission adopts planet turned arm type variator with shaft mounting type garden worm reducer of transmission of arc with the ways, international latest fashions. Choose aggravating series self-aligning roller bearings, make the equipment running more stable, but continuous operation. 

 Transmission device are motor +stepless governor + reduction box integration structure;
·Compact structure, stable transmission, assembly precision is high
·Large range of speed regulation, and the output torque, inherit overload ability, long service life;

All are tailor-made bearing aggravating series standard parts;
·Compact structure, stable transmission, assembly precision, appearance is beautiful and easy, long service life.  

Rectify control system

Filters as possible in the operation must be between each roller keep so far, the machine adopts sensitive symmetrical pneumatic components sensor detection control, when filters lateral deflection, deviation rectification roller side cylinder driving forward or backward, thus ensure upper and lower two mesh belt does not exceed the maximum offset 30mm. Using sensitive pneumatic components sensor detection control, detection Angle and buffer sex big, make two mesh belt is always in the process of the surveillance state, and the control position, make host circulate of accurate further ensure reliability and stability, the machine configuration filters super partial overrun bits induction monitoring system, increased the super partial stands automatic control agencies, when rectification cylinder lose their effect, filters touches super partial device by super partial device, the close to switch sensor control, prevent filters host parking deviate roller damage the body. This device performance is remarkable, domestic initiative, which makes belt type filter press trouble-free run continuously several times, time to improve the domestic leading position.
The host's fluctuation two filters rectification runtime, there is pressure sensor switches detection in the pressure of the height, when can not reach the set pressure range, unable to start or automatic control host parking, to ensure that equipment safety. 

Brush stick cleaning

This machine design unique brush stick cleaning device, mainly will filter cloth with the brush roller of solid material quickly turned along the non-oil imports will filter cloth, scrub clean surface, this device is my company's a technology patent, used in belt filter press machine, to fill the blank of domestic and foreign models, is still in the initiative.       

Dehydration process flow diagram 

Technical characteristics

first picture is the introduction of YMYL-A --- second picture is the introduction of YMYL-B

Technical Parameter: