CN215232337U

CN215232337U - Filter press

Info

Publication number: CN215232337U
Application number: CN202120190792.9U
Authority: CN
Inventors: 管春京; 师源; 李振江
Original assignee: Shaanxi Shifeng Concrete Co ltd
Current assignee: Shaanxi Shifeng Concrete Co ltd
Priority date: 2021-01-23
Filing date: 2021-01-23
Publication date: 2021-12-21
Anticipated expiration: 2031-01-23

Abstract

The utility model relates to a pressure filter relates to the field of solid-liquid separation technique, and it includes the pressure filter body, be located the collecting vat of pressure filter body below, be located cleaning device and recovery unit on the collecting vat, and recovery unit includes collection box, recycle pump, recovery tube and filter tube, and the filter tube runs through the diapire setting of collecting vat, and the filter tube sets up along the direction of height of collecting vat, and the one end of recycle pump is passed through the recovery tube and is connected with the collection box, and the other end passes through the recovery tube and is connected with the filter tube. This application passes through the filter tube, can carry out preliminary filtration to sewage, makes filter residue and filtrating separate, reduces the filter residue and falls into filtrating once more, improves the recovery quality to filtrating, under cleaning device's effect, can improve the clearance effect to the clearance groove.

Description

Filter press

Technical Field

The application relates to the field of solid-liquid separation technology, in particular to a filter press.

Background

A mechanical device for dialyzing liquid by applying a certain pressure to a subject by using a special filter medium in a filter press is a common solid-liquid separation device. The method is mainly applied to chemical production, and is still widely applied to industries such as chemical industry, pharmacy, metallurgy, dye, food, brewing, ceramics, environmental protection and the like.

Chinese patent application No. 201920058320.0 discloses a pressure filter, include pressure filter body, drive assembly and through drive assembly driven filter residue transport mechanism, filter residue transport mechanism includes the conveying platform, the conveying platform be equipped with the solid-liquid separation structure, the conveying platform below is equipped with the catch pit that is used for retrieving filtrating, the other water pump that is arranged in extracting filtrating in the catch pit that is equipped with of catch pit.

To the correlation technique among the above-mentioned, the inventor thinks that through the filtering action of solid-liquid separation structure, separate the filtrating and the filter residue that mix with in the filter residue, then scrape the recovery through the filter residue on the scraper blade with the conveying platform, realize the separation of filter residue and filtrating, some less filter residues that still can remain on the solid-liquid separation structure receive the influence of gravity, and the motion falls into the collecting pit for the recovery quality of filtrating is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the recovery quality of the filtrate, the application provides a filter press.

The application provides a pressure filter adopts following technical scheme:

the utility model provides a filter press, includes the filter press body, is located the collecting vat of filter press body below, is located cleaning device and recovery unit on the collecting vat, recovery unit includes collection box, recovery pump, recovery tube and filter tube, the filter tube runs through the diapire setting of collecting vat, the filter tube is followed the direction of height setting of collecting vat, the one end of recovery pump pass through the recovery tube with the collection box is connected, the other end pass through the recovery tube with the filter tube is connected.

By adopting the technical scheme, the recovery pump is adjusted and starts to work, when sewage on the filter press body falls into the collecting tank, the recovery pump collects the sewage in the collecting tank through the recovery pipe and the filtering pipe, the sewage is separated under the filtering action of the filtering pipe, so that filtrate enters the recovery tank along the filtering pipe and the recovery pipe, filter residues stay in the collecting tank, and the wastewater in the collecting tank moves towards the direction of the filtering pipe under the action of the cleaning device; the arranged recovery pump can improve the absorption efficiency of the waste water; the filter pipe can be used for preliminarily filtering the wastewater, so that the filtered water and the filter residue in the wastewater can be preliminarily separated; simultaneously, the filter tube can carry out continuous filtration, reduces the jam that the filter residue caused, improves collection efficiency. Through the filter tube, can carry out preliminary filtration to sewage, make filter residue and filtrating separate, reduce the filter residue and fall into filtrating once more, improve the recovery quality to filtrating, under cleaning device's effect, can improve the clearance effect to the clearance groove.

Optionally, the cleaning device comprises a cleaning scraper, two cleaning screws and a driving mechanism, the cleaning screws are arranged in parallel, the cleaning screws penetrate through two ends of the cleaning scraper and are rotatably connected with the collecting tank, one end of the cleaning screw, which extends out of the collecting tank, is connected with the driving mechanism, and the driving mechanism can drive the cleaning scraper to slide along the side wall of the collecting tank and the bottom wall of the collecting tank.

By adopting the technical scheme, the driving mechanism is adjusted, the driving mechanism drives the two cleaning screws to rotate, and under the action of the collecting tank, the cleaning screws drive the cleaning scraper to move along the length direction of the collecting tank, so that the sewage in the collecting tank moves towards the direction of the filter pipe, and the recovery pump continuously filters and collects the sewage; the cleaning device who sets up can make sewage to the filter tube direction motion, and the recycle pump of being convenient for filters sewage and collects, and simultaneously, the clearance scraper blade can be cleared up the cell wall of collecting vat, reduces the filter residue adhesion on the cell wall of collecting vat, reduces the later stage clearance degree of difficulty.

Optionally, actuating mechanism includes two drive gears, drive chain and step motor, drive gear coaxial setting is in on the clearance screw rod, drive chain is around establishing on the drive gear, drive gear meshes with drive chain mutually, step motor is located on the collecting vat, step motor's drive shaft with the clearance screw rod is connected.

Through adopting above-mentioned technical scheme, adjust step motor, step motor's drive shaft drives the clearance screw rod and rotates, and under drive gear and drive chain's effect, step motor drives the synchronous rotation of two clearance screw rods, and then makes the clearance scraper blade move along the length direction of collecting vat, makes the clearance scraper blade scrape off sewage and the filter residue that adheres on the collecting vat cell wall. The actuating mechanism who sets up can make two clearance screw rods realize synchronous rotations, and then makes the clearance scraper blade scrape the clearance to the diapire and the lateral wall of collecting vat, uses manpower sparingly, improves the recovery quality to sewage.

Optionally, the cleaning scraper is provided with at least one guide sliding rod, two ends of the guide sliding rod are connected with the collecting tank, and the guide sliding rod is arranged along the length direction of the collecting tank.

Through adopting above-mentioned technical scheme, the slide bar that leads that sets up can lead and support the motion of clearance scraper blade, can improve the stability of clearance scraper blade motion.

Optionally, still include clearance mechanism, clearance mechanism includes clearance board, a plurality of joint piece and clearance spring, the clearance groove has been seted up on the clearance scraper blade, the clearance groove is close to the diapire setting of collecting vat lateral wall and clearance groove, a plurality of clearance holes have been seted up to the cell wall in clearance groove, the clearance spring is located in the clearance hole, the one end of clearance spring with the joint piece is connected, the other end with the pore wall in clearance hole is connected, the joint piece stretches out the one end in clearance hole with the clearance board is connected.

Through adopting above-mentioned technical scheme, when the clearance scraper blade moved, the clearance board received the effect of clearance spring, can make the clearance board closely paste on the cell wall and the diapire of collecting vat, scrapes off the clearance to the filter residue of adhesion on the cell wall of collecting vat. The cleaning mechanism who sets up can clear up the filter residue of adhesion on the collecting vat cell wall, reduces the adhesion volume of filter residue on the collecting vat, improves the cleaning capacity to the collecting vat, reduces the later stage clearance degree of difficulty.

Optionally, a cleaning brush capable of cleaning the groove wall of the collecting groove is arranged on the cleaning plate.

Through adopting above-mentioned technical scheme, the clearance brush hair of setting is convenient for clear up the filter residue on collecting vat cell wall and the diapire, improves the cleaning capacity to the collecting vat.

Optionally, the joint piece is close to the one end of clearance spring is connected with the clearance ring, the receipts mouth department in clearance hole is provided with can be right the clearance ring carries out spacing.

Through adopting above-mentioned technical scheme, clearance ring and the spacing ring of setting can be downthehole in the clearance with the restriction of joint piece, make the joint piece be in the effective elastic motion range of clearance spring, and then make the clearance board can support the cell wall of tight collecting vat, the increase is to the clearance intensity of filter residue.

Optionally, a baffle is arranged at the feed inlet of the collecting tank.

Through adopting above-mentioned technical scheme, the baffle that sets up, the increase collecting vat reduces sewage and splashes to the collection scope of sewage, leads to the rate of recovery to reduce.

Optionally, at least three pulleys are arranged at the bottom of the collecting tank.

Through adopting above-mentioned technical scheme, the pulley of setting can reduce the area of contact of collecting vat and ground, and the operating personnel of being convenient for adjusts the motion of collecting vat as required, and then improves work efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the filter pipe, the sewage can be preliminarily filtered, so that filter residues and filtrate are separated, the filter residues are reduced from falling into the filtrate again, the recovery quality of the filtrate is improved, and the cleaning effect of the cleaning tank can be improved under the action of the cleaning device;

2. the cleaning device can enable sewage to move towards the direction of the filter pipe, so that the sewage can be conveniently filtered and collected by the recovery pump, meanwhile, the scraper can clean the wall of the collecting tank, filter residues are prevented from adhering to the wall of the collecting tank, and the difficulty in later cleaning is increased;

3. the actuating mechanism who sets up can make two clearance screw rods realize synchronous rotations, and then makes the cleaning plate scrape the clearance to the diapire and the lateral wall of collecting vat, uses manpower sparingly, improves the recovery quality to sewage.

Drawings

Fig. 1 is a schematic view of the overall structure of a filter press according to an embodiment of the present invention.

Figure 2 is a schematic view of a collection tank of a filter press according to an embodiment of the present disclosure.

Figure 3 is a cross-sectional view of a filter press according to an embodiment of the present application.

Fig. 4 is an enlarged schematic view of a portion a of fig. 3.

Description of reference numerals: 1. a filter press body; 2. collecting tank; 21. a baffle plate; 22. a pulley; 3. a cleaning device; 31. cleaning a scraper; 32. cleaning the screw; 33. a drive mechanism; 331. a drive gear; 332. a drive chain; 333. a stepping motor; 34. a cleaning mechanism; 341. cleaning the plate; 342. a clamping block; 343. cleaning the spring; 344. cleaning the holes; 345. cleaning the brush; 346. cleaning a ring; 347. a limiting ring; 35. cleaning the tank; 36. a guide slide bar; 4. a recovery device; 41. a recycling bin; 42. a recovery pump; 43. a recovery pipe; 44. and a filter pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a filter press. Referring to fig. 1, the filter press comprises a filter press body 1, a collecting tank 2 located below the filter press body 1, a cleaning device 3 located on the collecting tank 2, and a recovery device 4, wherein a baffle 21 is integrally connected to a feed inlet of the collecting tank 2, four pulleys 22 are connected to the bottom of the collecting tank 2 through bolts, and the pulleys 22 are arranged as universal wheels.

Referring to fig. 2, the recovery device 4 includes a recovery tank 41, a recovery pump 42, a recovery pipe 43, and a filtering pipe 44, the filtering pipe 44 penetrates through a bottom wall of the collection tank 2, the filtering pipe 44 is distributed along a height direction of the collection tank 2, and the filtering pipe 44 is bolted to the bottom wall of the collection tank 2 and is disposed in a sealed manner. One end of the recovery pump 42 is connected to the recovery tank 41 through the recovery pipe 43, the recovery pump 42 is connected to the recovery pipe 43 through a flange, the recovery pipe 43 is connected to the recovery tank 41 through a flange, the other end is connected to the filtration pipe 44 through the recovery pipe 43, and the recovery pipe 43 is connected to the filtration pipe 44 through a flange. Two guide sliding rods 36 are arranged to penetrate through the cleaning scraper 31, two ends of each guide sliding rod 36 are welded to the collecting tank 2, and the guide sliding rods 36 are distributed along the length direction of the collecting tank 2.

Referring to fig. 2 and 3, cleaning device 3 includes clearance scraper 31, two clearance screws 32 and actuating mechanism 33, and clearance screws 32 are parallel, and clearance screws 32 run through the both ends of clearance scraper 31 and pass through the bearing with collecting vat 2 and be connected, the outer lane of bearing and collecting vat 2 interference fit, the inner circle and the clearance screws 32 interference fit of bearing, this embodiment bearing is not marked. The end of the cleaning screw 32 extending out of the collecting vessel 2 is connected to a driving mechanism 33, and the driving mechanism 33 can drive the cleaning scraper 31 to slide along the side wall of the collecting vessel 2 and the bottom wall of the collecting vessel 2. The driving mechanism 33 comprises two driving gears 331, a driving chain 332 and a stepping motor 333, the driving gears 331 are coaxially arranged on the cleaning screw 32, the cleaning screw 32 is welded with the driving gears 331, the driving chain 332 is wound on the driving gears 331, the driving gears 331 are meshed with the driving chains 332, a base of the stepping motor 333 is fixed on the collecting tank 2 through bolts, and a driving shaft of the stepping motor 333 is welded with the cleaning screw 32.

Referring to fig. 4, still including clearance mechanism 34, clearance mechanism 34 includes clearance plate 341, a plurality of joint pieces 342 and clearance spring 343, clearance groove 35 has been seted up on the clearance scraper 31, clearance groove 35 is close to the diapire of collecting vat 2 lateral wall and clearance groove 35, a plurality of clearance holes 344 have been seted up to the cell wall of clearance groove 35, clearance spring 343 is located clearance holes 344, the one end and the joint piece 342 welding of clearance spring 343, the other end and the pore wall welding of clearance holes 344, joint piece 342 stretches out the one end of clearance holes 344 and passes through the bolt fastening with clearance plate 341. Cleaning brush 345 is bonded on cleaning plate 341, and cleaning brush 345 can clean filter residue on the side wall of collecting tank 2 and the bottom wall of cleaning tank 35. The joint piece 342 is close to the integrative clearance ring 346 that is connected with of one end of clearance spring 343, and the integrative spacing ring 347 that can carry on spacingly to clearance ring 346 that is connected with in the receipts mouth department of clearance hole 344.

The implementation principle of the filter press in the embodiment of the application is as follows: adjust the recycle pump 42, the recycle pump 42 begins work, and when sewage on the pressure filter body 1 fell into the collecting vat 2, the recycle pump 42 collected the sewage in the collecting vat 2 through recovery tube 43 and filter tube 44, and under the filtering action of filter tube 44, sewage obtained the separation for filtrating gets into the collection box 41 along filter tube 44 and recovery tube 43, and the filter residue stops in the collecting vat 2. Then, adjusting a stepping motor 333, wherein a driving shaft of the stepping motor 333 drives the cleaning screws 32 to rotate, and under the action of a driving gear 331 and a driving chain 332, the stepping motor 333 drives the two cleaning screws 32 to synchronously rotate, so that the cleaning scraper 31 moves along the direction of the filter pipe 44, and the scraper moves the sewage towards the direction of the filter pipe 44, so that the sewage is filtered and collected; meanwhile, the cleaning scraper 31 drives the cleaning plate 341 to move, and the cleaning plate 341 drives the cleaning brush 345 to move, so that the filter residues adhered to the wall of the collecting tank 2 are scraped.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A filter press, characterized by: including pressure filter body (1), be located collecting vat (2) of pressure filter body (1) below, be located cleaning device (3) and recovery unit (4) on collecting vat (2), recovery unit (4) are including collection box (41), recovery pump (42), recovery tube (43) and filter tube (44), filter tube (44) run through the diapire setting of collecting vat (2), filter tube (44) are followed the direction of height setting of collecting vat (2), the one end of recovery pump (42) pass through recovery tube (43) with collection box (41) are connected, the other end pass through recovery tube (43) with filter tube (44) are connected.

2. A filter press according to claim 1, wherein: cleaning device (3) are including clearance scraper blade (31), two clearance screw rods (32) and actuating mechanism (33), clearance screw rod (32) parallel arrangement, clearance screw rod (32) run through the both ends of clearance scraper blade (31) with collecting vat (2) rotate to be connected, clearance screw rod (32) stretch out the one end of collecting vat (2) is connected with actuating mechanism (33), actuating mechanism (33) can drive clearance scraper blade (31) are followed the lateral wall of collecting vat (2) with the diapire of collecting vat (2) slides.

3. A filter press according to claim 2, wherein: drive mechanism (33) include two drive gear (331), drive chain (332) and step motor (333), drive gear (331) coaxial setting is in on clearance screw rod (32), drive chain (332) are around establishing on drive gear (331), drive gear (331) and drive chain (332) mesh mutually, step motor (333) are located on collecting vat (2), the drive shaft of step motor (333) with clearance screw rod (32) are connected.

4. A filter press according to claim 2, wherein: run through clearance scraper blade (31) are provided with at least one and lead slide bar (36), lead the both ends of slide bar (36) with collecting vat (2) are connected, lead slide bar (36) and follow the length direction setting of collecting vat (2).

5. A filter press according to claim 2, wherein: still include clearance mechanism (34), clearance mechanism (34) are including clearance board (341), a plurality of joint piece (342) and clearance spring (343), clearance groove (35) have been seted up on clearance scraper blade (31), clearance groove (35) are close to the diapire setting of collecting vat (2) lateral wall and clearance groove (35), a plurality of clearance holes (344) have been seted up to the cell wall of clearance groove (35), clearance spring (343) are located in clearance hole (344), the one end of clearance spring (343) with joint piece (342) are connected, the other end with the pore wall of clearance hole (344) is connected, the one end that joint piece (342) stretched out clearance hole (344) with clearance board (341) are connected.

6. A filter press according to claim 5, wherein: the cleaning plate (341) is provided with a cleaning brush (345) capable of cleaning the wall of the collecting tank (2).

7. A filter press according to claim 5, wherein: one end, close to the cleaning spring (343), of the clamping block (342) is connected with a cleaning ring (346), and a limiting ring (347) capable of limiting the cleaning ring (346) is arranged at a closing opening of the cleaning hole (344).

8. A filter press according to claim 1, wherein: and a baffle (21) is arranged at the feed inlet of the collecting tank (2).

9. A filter press according to claim 1, wherein: the bottom of the collecting tank (2) is provided with at least three pulleys (22).