CN211462324U - Continuous backwashing metal filter screen plate type filtering device - Google Patents
Continuous backwashing metal filter screen plate type filtering device Download PDFInfo
- Publication number
- CN211462324U CN211462324U CN201922101655.9U CN201922101655U CN211462324U CN 211462324 U CN211462324 U CN 211462324U CN 201922101655 U CN201922101655 U CN 201922101655U CN 211462324 U CN211462324 U CN 211462324U
- Authority
- CN
- China
- Prior art keywords
- filter
- metal
- belt
- filter screen
- filtering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to a continuous backwashing metal filter screen plate type filtering device, which comprises a filter tank with an opening at the top, wherein the top of the filter tank is provided with a metal filter screen composite structure which comprises a filter conveyor belt, the filter conveyor belt is of a vertical annular structure and can rotate circularly, a filtrate inlet is arranged between the top and the bottom of the filter conveyor belt, the bottom of the filter conveyor belt is used for filtering filtrate injected from the filtrate inlet, and the bottom of the filter tank is provided with a filtrate outlet; the top of the metal filter screen composite structure is provided with a backwashing structure for cleaning the filter conveyor belt, and the bottom of the filtrate tank is communicated with the backwashing structure to supply cleaning water. The device adopts metal filter screen integrated configuration to carry out the waste liquid and filters, and metal filter screen integrated configuration can backwash used repeatedly in succession, and filter screen paper tape consumption when having avoided traditional wet shot waste liquid to retrieve, and the sparge water comes from the zero consumption of the liquid realization sparge water after filtering, and the whole filter effect of device is good, and the energy saving does benefit to and uses widely.
Description
Technical Field
The utility model relates to a wet shot blasting waste liquid recycle field especially relates to a continuous backwash metal filter screen plate formula filter equipment.
Background
In the field of cold-rolled strip steel, cold-rolled nonferrous metal and alloy strip, the wet shot blasting process can be adopted to break scales on metal at present, and waste liquid generated after the scales are broken is filtered and recycled through a belt type flat bed. Traditional belt flat bed filter equipment's filter screen cloth is non-metallic material to the laminating is on metal tank chain skeleton. Along with the rotation of tank chain, realize the removal of nonmetal filter screen cloth. When in use, the bed can be divided into a disposable filter screen cloth flat bed and a filter screen cloth recycling flat bed with water spraying. Dirty filtrate typically enters from above the topmost screen cloth of the endless tank chain. The disadvantage of this process is the high consumption of the filter paper tape.
Therefore, the inventor provides a continuous backwashing metal filter screen plate type filter device by virtue of experience and practice of related industries for many years so as to overcome the defects in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a continuous backwash metal filter screen plate formula filter equipment adopts metal filter screen integrated configuration to carry out the waste liquid and filters, and metal filter screen integrated configuration can continuous backwash used repeatedly, has avoided the filter screen paper tape consumption when traditional wet shot waste liquid retrieves, and the sparge water comes from the zero consumption of liquid realization sparge water after filtering, and the whole filter effect of device is good, and the energy saving does benefit to and uses widely.
Another object of the utility model is to provide a continuous backwash metal filter screen plate formula filter equipment, metal filter screen integrated configuration can in time wash the back cleanliness and detect after continuous backwash, guarantees the filter effect.
The utility model aims at realizing the method, a continuous backwashing metal filter screen plate type filtering device comprises a filter tank with an opening at the top, wherein the top of the filter tank is provided with a metal filter screen composite structure which comprises a filter conveyor belt, the filter conveyor belt is of a vertical annular structure and can rotate circularly, a filtrate inlet is arranged between the top and the bottom of the filter conveyor belt, the bottom of the filter conveyor belt is used for filtering filtrate injected from the filtrate inlet, and a filtrate outlet is arranged at the bottom of the filter tank; the top of the metal filter screen combined structure is provided with a backwashing structure for cleaning the filter conveying belt, and the bottom of the filtrate tank is communicated with the backwashing structure and is used for supplying cleaning water.
In a preferred embodiment of the present invention, the filtering and conveying belt includes a plurality of metal plate units, each metal plate unit is embedded with a metal filtering net unit, the longitudinal direction of each metal plate unit is connected by a hinge capable of bending, the filtering and conveying belt further includes chains disposed on both sides of the plurality of metal plate units, each chain is used for movement and guiding of the filtering and conveying belt; the backwashing structure comprises a movable pulse type steam spraying cavity, and the movable pulse type steam spraying cavity is used for pulse cleaning of dirt on the filtering and conveying belt.
The utility model discloses an in a preferred embodiment, the top and the below at filter conveyer belt top set up respectively that at least one can reciprocate portable pulsed steam spouts the chamber, portable pulsed steam spouts the chamber including steam chamber and tip open-ended lock cavity, the lock cavity can the lock in form the enclosure space on the filter conveyer belt, the steam pulsed entering enclosure space in steam chamber clears away foul on the filter conveyer belt.
In a preferred embodiment of the present invention, the backwashing structure further comprises a brush roll and a washing nozzle, and the brush roll, the washing nozzle and the movable pulse-type steam spraying chamber are sequentially arranged along the conveying direction of the filtering conveyor belt; the brush roll is used for brushing dirt on the filtering and conveying belt, and the water washing spray head is used for spraying washing water to the filtering and conveying belt to clean the dirt on the filtering and conveying belt.
In a preferred embodiment of the present invention, at least one brush roller capable of moving in the longitudinal direction is disposed above and below the top of the filtering and conveying belt, and bristles are disposed on the brush roller and brush dirt on the filtering and conveying belt under the action of external force.
In a preferred embodiment of the present invention, one side of each brush roller is provided with one washing nozzle, the spraying direction of the washing nozzle faces the contact position between the brush bristles and the filter belt, and the bottom of the filtrate tank and each washing nozzle are communicated to supply washing water.
The utility model discloses an in a preferred embodiment, be located between the top of filtering the conveyer belt and the bottom the below of backwash structure sets up the backwash waste liquid case, backwash waste liquid case open-top is used for receiving the waste liquid that washs the filtering conveyer belt, the top outer wall of backwash waste liquid case with be sealed between the top inner wall of filtrate case and lean on the setting.
The utility model discloses an in a preferred embodiment, continuous backwash metal filter screen plate formula filter equipment still includes the cleaning roller set, the cleaning roller set can clean the warp the backwash structure is washd after filter the conveyer belt, the cleaning roller set includes two vertical cleaning roller that set up in pairs, the cleaning roller set can compress tightly in the top of filtering the conveyer belt, each the roller face of cleaning roller can respectively with the side or the downside of going up at filter the conveyer belt top offsets and leans on, the cleaning roller set is used for filter the conveyer belt clean with the cleanliness detects.
The utility model discloses an in a preferred embodiment, metal filter screen integrated configuration still includes two and turns to drive mechanism, each the chain cover is located two turn to drive mechanism is last, each turn to drive mechanism and go up the electricity and connect driving motor.
In a preferred embodiment of the present invention, at least one supporting roller for supporting is disposed below the top and bottom of the filtering conveyer belt.
From top to bottom, the utility model provides a pair of continuous backwash metal filter screen plate formula filter equipment has following beneficial effect:
the utility model provides a continuous backwashing metal filter screen plate type filter device, which adopts a metal filter screen composite structure to filter waste liquid, the metal filter screen composite structure can be continuously backwashed for repeated use, and the consumption of filter screen paper tape during the recovery of the traditional wet shot blasting waste liquid is avoided; the filtrate inlet is positioned between the top and the bottom of the filtering conveyor belt (the middle part of the annular structure), the bottom of the filtering conveyor belt is used for filtering, and the filtering conveyor belt is cleaned and backwashed by the backwashing structure when circularly rotating to the top so as to keep a good filtering state; the bottom of the filtrate tank is communicated with the backwashing structure to supply cleaning water, so that zero consumption of external washing water is realized, the integral filtering effect of the device is good, energy is saved, and the device is favorable for popularization and use;
in the continuous backwashing metal filter screen plate type filter device provided by the utility model, the metal filter screen composite structure combines the actual filtering requirement, the filter screen cloth and the metal tank chain framework in the prior art are combined into a whole, the filter conveyor belt is a large filter screen formed by combining small stainless steel plates and foldings, the standardized production of the small stainless steel plates can be realized, the length and width of the large filter screen can be made according to the actual requirement, the manufacture is simple, and the application range is wide;
in the continuous backwashing metal filter screen plate type filtering device provided by the utility model, the brush roll and the washing nozzle improve the backwashing effect, and the movable pulse type steam spraying cavity realizes the cleaning and drying of the metal filter screen combined structure;
the utility model provides a pair of among continuous backwash metal filter screen plate formula filter equipment, set up and clean the roller set for metal filter screen integrated configuration can in time wash back cleanliness after continuous backwash and detect, guarantees the filter effect.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
FIG. 1: does the utility model discloses a continuous backwash metal filter screen plate formula filter equipment's schematic diagram.
FIG. 2: is the partial schematic view of the filtering conveyer belt of the utility model.
FIG. 3: do the utility model discloses a state diagram when lock cavity and metal sheet unit and the laminating of metal screen unit.
In the figure:
100. continuously backwashing the metal filter screen plate type filter device;
1. a filtrate tank;
2. a metal filter screen combined structure;
21. a filter conveyor; 211. a metal plate unit; 212. a metal screen unit; 213. folding; 214. a chain;
22. a steering transmission mechanism;
31. a filtrate inlet; 32. a filtrate outlet;
4. a backwashing structure;
41. a movable pulse type steam spraying cavity; 411. buckling the cavity;
42. a brush roll;
43. washing the spray head with water; 431. a nozzle; 432. a centrifugal pump;
5. backwashing the waste liquid tank;
6. a wiping roller set;
7. and (4) a carrier roller.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
The specific embodiments of the present invention described herein are for the purpose of explanation only and should not be construed as limiting the invention in any way. Given the teachings of the present invention, the skilled person can conceive of any possible variants based on the invention, which should all be considered as belonging to the scope of the invention. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, indirect connections through intermediaries, and the like. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 3, the utility model provides a continuous backwashing metal filter screen plate type filtering device 100, which comprises a filtrate tank 1 with an open top, wherein the top of the filtrate tank 1 is provided with a metal filter screen composite structure 2, the metal filter screen composite structure 2 comprises a filter conveyor belt 21, the filter conveyor belt 21 forms a vertical annular structure and can rotate circularly, a filtrate inlet 31 is arranged between the top and the bottom of the filter conveyor belt 21, the bottom of the filter conveyor belt 21 is used for filtering filtrate injected from the filtrate inlet 31, and a filtrate outlet 32 is arranged at the bottom of the filtrate tank 1; the top of the metal filter screen composite structure 2 is provided with a backwashing structure 4 for cleaning the filter conveyor belt, and the bottom of the filtrate tank 1 is communicated with the backwashing structure 4 for supplying cleaning water.
The utility model provides a continuous backwashing metal filter screen plate type filter device, which adopts a metal filter screen composite structure to filter waste liquid, the metal filter screen composite structure can be continuously backwashed for repeated use, and the consumption of filter screen paper tape during the recovery of the traditional wet shot blasting waste liquid is avoided; the filtrate inlet is positioned between the top and the bottom of the filtering conveyor belt (the middle part of the annular structure), the bottom of the filtering conveyor belt is used for filtering, and the filtering conveyor belt is cleaned and backwashed by the backwashing structure when circularly rotating to the top so as to keep a good filtering state; the bottom of the filtrate tank is communicated with the backwashing structure to supply cleaning water, zero consumption of external washing water is realized, the integral filtering effect of the device is good, energy is saved, and popularization and use are facilitated.
Further, as shown in fig. 2, the filtering conveyor belt 21 includes a plurality of metal plate units 211, a metal screen unit 212 is embedded on each metal plate unit 211, the metal plate units 211 are connected in a longitudinal direction by hinges 213, the metal plate units can be bent, the filtering conveyor belt 21 further includes chains 214 disposed on both sides of the plurality of metal plate units 211, and each chain 214 is used for movement and guiding of the filtering conveyor belt 21;
in the present embodiment, the metal plate unit 211 is a small stainless steel plate, the size of the small stainless steel plate is determined according to actual requirements, and the size of the small stainless steel plate needs to meet the requirement of chain transmission turning; the metal screen unit 212 is a standardized screen, the specification of the metal screen unit 212 is determined according to the actual use requirement, the metal plate unit 211 is provided with through holes, and the metal screen unit 212 is embedded in the through holes. The metal filter screen integrated configuration combines actual filtration requirement, with filter screen cloth and two unifications of metal tank chain skeleton, filters conveyer belt 21 for by the fritter corrosion resistant plate with fold paper 213 combination and form large-scale filter screen, both can realize the standardized production of fritter corrosion resistant plate, also can formulate large-scale filter screen length and width size according to actual need. The metal screen unit 212 is embedded in the metal plate unit 211, so that the processing and manufacturing difficulty is reduced.
The backwashing structure 4 includes a movable pulse-type steam ejection chamber 41, and the movable pulse-type steam ejection chamber 41 is used for pulse-cleaning dirt on the filter conveyor belt 21. The movable pulse type steam spraying cavity 41 is specially arranged for the metal filter screen combined structure 2, and the filter conveyor belt 21 is cleaned by steam in a high-temperature high-pressure pulse type mode.
As shown in fig. 3, in the present embodiment, at least one movable pulse type steam spray chamber 41 capable of moving up and down is respectively provided above and below the top of the filter conveyor belt 21, and the movable pulse type steam spray chamber 41 can remove dirt in the gap of the filter conveyor belt 21 by using pulse pressure; the movable pulse type steam spraying cavity 41 comprises a steam cavity and a buckling cavity 411 with an opening at the end, the buckling cavity 411 can be buckled on the filter conveyor belt 21 to form a closed space, and steam in the steam cavity enters the closed space in a pulse type to clean dirt on the filter conveyor belt 21. The steam enters the closed space in a pulse mode, so that the large consumption of the steam is avoided; when the steam enters the closed space in a pulse mode, the pressure in the closed space rises instantly to flush away dirt attached to the metal filter screen unit 212, and meanwhile, the dirt attached to the metal plate unit 211 is cleared at high temperature and the metal plate unit 211 is dried. The movable pulse type steam spraying cavity 41 is connected with a cylinder, and the cylinder pushes the movable pulse type steam spraying cavity 41 to move up and down to enable the movable pulse type steam spraying cavity 41 to be far away from or close to the filter conveyor belt 21. In a specific embodiment of the present invention, the stroke of the cylinder is 50 mm.
Further, as shown in fig. 1, the backwashing structure 4 further includes a brush roll 42 and a water washing nozzle 43, and the brush roll 42, the water washing nozzle 43 and the movable pulse type steam spraying chamber 41 are sequentially arranged along the conveying direction of the filter conveyor belt 21; the brush roller 42 brushes dirt on the filter conveyor belt 21, and the water washing head 43 sprays washing water to the filter conveyor belt 21 to remove dirt on the filter conveyor belt 21.
In the present embodiment, at least one brush roller 42 that can move in the longitudinal direction is disposed above and below the top of the filter belt 21, and bristles are disposed on the brush roller 42 and brush dirt on the filter belt 21 by an external force. The range of the outer diameter of the bristles is 50-300 mm, in a specific embodiment of the present invention, the outer diameter of the bristles is 50 mm. Brush rolls 42 above and below the top of filter belt 21 are longitudinally spaced to avoid affecting the brushing effect.
As shown in fig. 1, in the present embodiment, a washing head 43 is provided on one side of each brush roller 42, the spraying direction of the washing head 43 is directed to the contact position of the brush and the filter conveyor 21, and the bottom of the filtrate tank 1 communicates with each washing head 43 to supply washing water. The utility model discloses a in a specific embodiment, washing shower nozzle 43 passes through the bottom of spray tube 431 intercommunication filtrate case 1, concatenates centrifugal pump 432 on the spray tube 431, and centrifugal pump 432 is to washing shower nozzle 43 with the liquid pump sending after the filtration of filtrate case 1 bottom, and the liquid that the filtrating back obtained is through filtering avoids outside washing water, reduces energy consumption as wasing water used repeatedly. The spray pipe of the water washing spray head 43 can rotate 360 degrees, so that the spray angle of the water washing spray head 43 can be adjusted conveniently. The spraying direction of the water-washing spray head 43 faces the contact position of the brush hair and the filter conveyor belt 21, dirt on the filter conveyor belt 21 can be removed through the hitting force of the water-washing spray head 43 spraying liquid (cleaning water), and the brush hair of the brush roller can also be cooled and descaled through the water-washing spray head 43 spraying liquid (cleaning water), so that the service life of the brush hair is prolonged, and the brush hair is prevented from secondarily polluting the filter conveyor belt 21.
Further, as shown in fig. 1, a backwashing waste liquid tank 5 is arranged below the backwashing structure 4 between the top and the bottom of the filtering conveyor belt 21, the top opening of the backwashing waste liquid tank 5 is used for receiving and cleaning waste liquid of the filtering conveyor belt, a sealing abutting connection is formed between the top outer wall of the backwashing waste liquid tank 5 and the top inner wall of the filtrate tank 1, and in the embodiment, the backwashing waste liquid tank 5 is welded on the inner upper portion of the filtrate tank 1. In order to avoid splashing of dirt during flushing, a gap between the backwashing waste liquid tank 5 and the filtrate tank 1 is sealed by a rubber plate.
The utility model discloses an among the continuous backwash metal filter screen plate formula filter equipment 100, the filtrating that contains the foul gets into from between the top and the bottom of filtering the conveyer belt (the middle part of loop configuration), and this and ordinary flat bed filthy liquid generally get into different on the filter screen cloth of annular tank chain the superiors. The middle part that contains the filtrating of foul gets into from the loop configuration can set up the backwash structure 4 that is used for the clean backwash of filter screen on upper portion, and upper portion constitutes the backwash region, and dirty thing accessible gravity of clean back falls into backwash waste liquid case 5. The position of the backwash waste tank 5 is therefore different from the conventional flat bed arrangement of the prior art.
In the embodiment, the two sides of the top of the side wall of the backwashing waste liquid tank 5 are respectively provided with a split bearing seat, and the brush rolls 42 are erected and hinged on the split bearing seats. Vertical guide grooves are formed in two side walls of the backwashing waste liquid tank 5, and the movable pulse type steam spraying cavity 41 can be connected into the guide grooves in a sliding mode.
Further, as shown in fig. 1, the continuous backwashing metal filter screen plate type filtering device 100 further comprises a wiping roller group 6, the wiping roller group can wipe the filtering conveyor belt 21 cleaned by the backwashing structure 4, the wiping roller group 6 comprises two wiping rollers vertically arranged in pairs, the wiping roller group can be pressed on the top of the filtering conveyor belt, the roller surface of each wiping roller can respectively abut against the upper side surface or the lower side surface of the top of the filtering conveyor belt 21, the wiping roller group 6 is used for wiping and detecting the cleanliness of the filtering conveyor belt 21, and the wiping roller group 6 forms an inspection area of the filtering conveyor belt 21. In this embodiment, detachably cover establishes the non-woven fabrics on the wiping roller, and when 2 circulation rotations of metal screen integrated configuration, the roller face of wiping roller and the frictional force that filters between the conveyer belt 21 drive the wiping roller and rotate, realize that the non-woven fabrics wipes the effect of filtering conveyer belt 21, detect the clean degree of filtering conveyer belt 21 indirectly according to the clean degree of non-woven fabrics simultaneously. The wiping roller set 6 is arranged in the continuous backwashing metal filter screen plate type filtering device 100, so that the cleanliness after washing can be timely detected after the metal filter screen combined structure is continuously backwashed, and the filtering effect is ensured.
Further, as shown in fig. 1, the metal filter screen assembly 2 further includes two steering transmission mechanisms 22, each chain 214 is sleeved on the two steering transmission mechanisms 22, and each steering transmission mechanism 22 is electrically connected to a driving motor. The steering gear 22 is provided with a tensioning arrangement which tensions the filter belt 21. The bottom of the filter conveyor belt 21 with the annular structure is filtered, dirt is attached to the metal filter screen unit 212, after the filter conveyor belt is filtered for a period of time, the driving motor is started, the chain is driven to rotate through the steering transmission mechanism 22, one end of the bottom of the filter conveyor belt 21 is rotated to the backwashing area at the top, the backwashing structure 4 is used for backwashing the filter conveyor belt 21 and cleaning, and the dirt generated by backwashing is collected by the backwashing waste liquid tank 5.
Further, as shown in fig. 1, at least one idler roller 7 for bracketing is provided below the top and bottom of the filter conveyor belt 21, respectively. The lower part of the top of the filtering conveyor belt 21 is positioned at the position of the movable pulse type steam spraying cavity 41, and a carrier roller 7 is arranged, so that the buckling cavity 411 can be tightly attached to the metal plate unit 211 and the metal filter screen unit 212 of the filtering conveyor belt 21 to form a closed space. In order to prevent the filter conveyor belt 21 at the bottom of the annular structure from collapsing due to the gravity of filtrate, a plurality of carrier rollers 7 are arranged below the bottom of the filter conveyor belt 21, and the distance range between the carrier rollers 7 is 300-1500 mm. In a specific embodiment of the present invention, the distance between adjacent rollers 7 is 500 mm. Similarly, in order to avoid the top of the filter conveyor belt 21 from collapsing, a plurality of carrier rollers 7 are arranged below the top of the filter conveyor belt 21 at intervals, and the intervals are determined according to actual needs.
From top to bottom, the utility model provides a pair of continuous backwash metal filter screen plate formula filter equipment has following beneficial effect:
the utility model provides a continuous backwashing metal filter screen plate type filter device, which adopts a metal filter screen composite structure to filter waste liquid, the metal filter screen composite structure can be continuously backwashed for repeated use, and the consumption of filter screen paper tape during the recovery of the traditional wet shot blasting waste liquid is avoided; the filtrate inlet is positioned between the top and the bottom of the filtering conveyor belt (the middle part of the annular structure), the bottom of the filtering conveyor belt is used for filtering, and the filtering conveyor belt is cleaned and backwashed by the backwashing structure when circularly rotating to the top so as to keep a good filtering state; the bottom of the filtrate tank is communicated with the backwashing structure to supply cleaning water, so that zero consumption of external washing water is realized, the integral filtering effect of the device is good, energy is saved, and the device is favorable for popularization and use;
in the continuous backwashing metal filter screen plate type filter device provided by the utility model, the metal filter screen composite structure combines the actual filtering requirement, the filter screen cloth and the metal tank chain framework in the prior art are combined into a whole, the filter conveyor belt is a large filter screen formed by combining small stainless steel plates and foldings, the standardized production of the small stainless steel plates can be realized, the length and width of the large filter screen can be made according to the actual requirement, the manufacture is simple, and the application range is wide;
the utility model provides a pair of among continuous backwash metal filter screen plate formula filter equipment, set up and clean the roller set for metal filter screen integrated configuration can in time wash back cleanliness after continuous backwash and detect, guarantees the filter effect.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.
Claims (10)
1. A continuous backwashing metal filter screen plate type filtering device comprises a filter tank with an opening at the top, and is characterized in that a metal filter screen composite structure is arranged at the top of the filter tank, the metal filter screen composite structure comprises a filter conveyor belt, the filter conveyor belt forms a vertical annular structure and can rotate circularly, a filtrate inlet is arranged between the top and the bottom of the filter conveyor belt, the bottom of the filter conveyor belt is used for filtering filtrate injected from the filtrate inlet, and a filtrate outlet is arranged at the bottom of the filter tank; the top of the metal filter screen combined structure is provided with a backwashing structure for cleaning the filter conveying belt, and the bottom of the filtrate tank is communicated with the backwashing structure and is used for supplying cleaning water.
2. The continuous backwash metal screen plate filter device according to claim 1, wherein the filter belt comprises a plurality of metal plate units, each metal plate unit is embedded with a metal screen unit, the longitudinal direction of each metal plate unit is connected with each other by a hinge capable of bending, the filter belt further comprises chains arranged at both sides of the plurality of metal plate units, and each chain is used for moving and guiding the filter belt; the backwashing structure comprises a movable pulse type steam spraying cavity, and the movable pulse type steam spraying cavity is used for pulse cleaning of dirt on the filtering and conveying belt.
3. The continuous backwash metal screen panel filter apparatus of claim 2 wherein the top and bottom of the filter belt are provided with at least one movable pulse-type steam spray chamber that moves up and down, the movable pulse-type steam spray chamber comprises a steam chamber and an open-ended lock chamber that can be locked to the filter belt to form a closed space, and the steam from the steam chamber enters the closed space in a pulse manner to clean dirt on the filter belt.
4. The continuous backwash metal screen panel filter apparatus of claim 2 wherein the backwash structure further comprises a brush roll and a water wash spray head, the brush roll, the water wash spray head and the movable pulsed steam spray chamber being arranged in sequence along the conveying direction of the filter conveyor belt; the brush roll is used for brushing dirt on the filtering and conveying belt, and the water washing spray head is used for spraying washing water to the filtering and conveying belt to clean the dirt on the filtering and conveying belt.
5. The continuous backwash metal screen panel filter apparatus as defined in claim 4 wherein at least one longitudinally movable brush roller is provided above and below the top of said filter belt, said brush roller having bristles thereon for brushing dirt on said filter belt under an external force.
6. The continuous backwash metal screen panel filter apparatus as defined in claim 5, wherein one side of each brush roller is provided with one washing nozzle, the washing nozzle is directed toward the contact position of the brush bristles with the filter belt, and the bottom of the filtrate tank is communicated with each washing nozzle for supplying washing water.
7. The continuous backwash metal screen plate filter device as defined in claim 4 wherein a backwash waste tank is provided between the top and bottom of the filter belt below the backwash structure, the backwash waste tank having an opening at the top for receiving waste liquid for cleaning the filter belt, the backwash waste tank having an outer wall at the top and an inner wall at the top for sealing against each other.
8. The continuous backwash metal screen panel filter device according to claim 2, further comprising a wiping roller set capable of wiping the filter belt cleaned by the backwash structure, wherein the wiping roller set comprises two wiping rollers arranged vertically in pairs, the wiping roller set is capable of being pressed against the top of the filter belt, the roller surface of each wiping roller is capable of abutting against the upper side or the lower side of the top of the filter belt, and the wiping roller set is used for wiping and cleanliness detection of the filter belt.
9. The continuous backwashing metal screen plate filter of claim 2, wherein said metal screen assembly further comprises two steering gears, each of said chains being mounted on said two steering gears, each of said steering gears being electrically connected to a drive motor.
10. The continuous backwash metal screen panel filter apparatus of claim 2 wherein at least one idler roller is provided for bracketing below the top and bottom of the filter belt respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922101655.9U CN211462324U (en) | 2019-11-28 | 2019-11-28 | Continuous backwashing metal filter screen plate type filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922101655.9U CN211462324U (en) | 2019-11-28 | 2019-11-28 | Continuous backwashing metal filter screen plate type filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211462324U true CN211462324U (en) | 2020-09-11 |
Family
ID=72367574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922101655.9U Active CN211462324U (en) | 2019-11-28 | 2019-11-28 | Continuous backwashing metal filter screen plate type filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211462324U (en) |
-
2019
- 2019-11-28 CN CN201922101655.9U patent/CN211462324U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205851420U (en) | A kind of steel mesh automatic rinser | |
| CN210396581U (en) | Aluminum alloy window with cleaning device | |
| CN212180482U (en) | Hydrostatic testing machine with cleaning device | |
| CN211462324U (en) | Continuous backwashing metal filter screen plate type filtering device | |
| CN110772867A (en) | Continuous backwashing metal filter screen plate type filtering device | |
| CN216064522U (en) | Cleaning device for pickling steel plate | |
| CN217728292U (en) | Metal plate cleaning device | |
| CN210596576U (en) | Stain detection and cleaning device | |
| CN218571285U (en) | Roll machine of rubbing convenient to clearance | |
| CN201609608U (en) | Filter cloth regenerating device with vacuum filter | |
| CN217963701U (en) | Salted duck egg washs sieving mechanism | |
| CN216703641U (en) | Filter cloth cleaning device | |
| CN208726900U (en) | A kind of vacuum band-type filter machine | |
| CN216781374U (en) | Steel construction deruster with wash mechanism | |
| CN211328428U (en) | Self-cleaning chain type filter | |
| CN209476940U (en) | A kind of panel beating cold-rolled steel sheet cleaning equipment | |
| CN206910936U (en) | A kind of belt type sludge filter press with cleaning mechanism | |
| CN220920141U (en) | Bearing surface cleaning device | |
| CN213670661U (en) | Two-sided cleaning equipment of corrosion resistant plate | |
| CN219817162U (en) | Mechanical part cleaning device | |
| CN212051941U (en) | Take filtering capability's fine purifiation device for cloth processing | |
| CN213700984U (en) | Steel band cleaning equipment | |
| CN217869485U (en) | Belt cleaning device is used in surface fabric processing | |
| CN216585265U (en) | Device for plating zinc-nickel alloy layer on copper | |
| CN214054692U (en) | Galvanized sheet edge grinding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |