CN220989983U - Filter element back flushing structure of filter - Google Patents
Filter element back flushing structure of filter Download PDFInfo
- Publication number
- CN220989983U CN220989983U CN202323050916.1U CN202323050916U CN220989983U CN 220989983 U CN220989983 U CN 220989983U CN 202323050916 U CN202323050916 U CN 202323050916U CN 220989983 U CN220989983 U CN 220989983U
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- Prior art keywords
- plate
- fixedly connected
- filter screen
- mounting base
- water
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- 238000011010 flushing procedure Methods 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000004062 sedimentation Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 2
- 239000012535 impurity Substances 0.000 description 16
- 238000001914 filtration Methods 0.000 description 11
- 238000007790 scraping Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000000746 purification Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to the technical field of filter elements, in particular to a back flushing structure of a filter element, which comprises a mounting base, wherein the top of the mounting base is fixedly connected with a water outlet pipe, the bottom of the mounting base is fixedly connected with an outer filter screen plate, the bottom of the outer filter screen plate is propped against a lower sealing plate, the side surface of the outer filter screen plate and the top of the lower sealing plate are both connected with positioning screws through internal thread grooves in a threaded manner, the top of the lower sealing plate is fixedly connected with an inner filter screen plate, the upper surface of the lower sealing plate, which is close to the middle of the lower sealing plate, is fixedly connected with a round rod, and the surface of the round rod is fixedly connected with a smooth plate.
Description
Technical Field
The utility model relates to a back flushing structure of a filter element, and belongs to the technical field of filter elements.
Background
The filter element is a heart of a filter, and is a main principle of the filter as the name implies, and is a required purifying device for purifying original ecological resources and recycling the resources, the filter element is mainly used in the filtering industries of oil filtering, water filtering, air filtering and the like to remove a small amount of impurities in a filtering medium, so that the normal operation of the device or the cleaning of air can be protected, when fluid passes through the filter element with certain precision in the filter, the impurities are blocked, and clean fluid flows out through the filter element;
Because the current filter element is mostly composed of a single layer or a plurality of filter screens, the filtration interception of impurities in single-pass running water is carried out, but the impurities which are partially filtered and intercepted are attached to the filter screens of the filter element, if the accumulated impurities are too much, the blocking condition can occur, the filtering running water effect of the subsequent filter element is affected, and certain adverse effect is brought to the actual use, so that the improvement is needed.
Disclosure of utility model
The utility model aims to provide a filter element back flushing structure of a filter, which is characterized in that an inner filter screen plate and an outer filter screen plate are arranged to filter impurities in water, a side impact plate and a rotatable elastic scraping plate are additionally arranged to move by means of the impact force and fluidity of water flow, floating dust impurities on the filter element of the filter are cleaned, and the back flushing and impurity interception functions of the filter element in the filter can be enhanced, so that the problems in the background art are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a filter core back flush structure, includes the mounting base, the top fixedly connected with outlet pipe of mounting base, the outer filter screen plate of bottom fixedly connected with of mounting base, the bottom butt of outer filter screen plate has down the shrouding, the side of outer filter screen plate and the top of shrouding down all have positioning screw through internal thread groove threaded connection, the top fixedly connected with inner filter screen plate of shrouding down, be close to its middle part's last fixed surface on the shrouding down and be connected with the round bar, the fixed surface of round bar is connected with smooth plate, smooth plate's surface sliding connection has hollow ring groove plate, hollow ring groove plate's fixed surface is connected with hollow buoyancy board, hollow buoyancy board's surface connection has joint assembly, joint assembly is connected with the rubber frame, the one end fixedly connected with elastic scraping plate of rubber frame, the recess has been seted up to mounting base's bottom, the inner wall fixedly connected with slide bar of recess, the surface sliding connection of slide bar has the side to hit the board, the surface of side to hit the board and the surface of recess inner wall are connected with waterproof spring through the damping pad, and waterproof spring cup joints on the inside slide bar.
Further, the inner wall of the mounting base is fixedly connected with a one-way duckbill valve, and the one-way duckbill valve is positioned right below the water outlet pipe.
Further, the lower surface of the lower sealing plate is fixedly connected with a settlement frame, and the bottom of the lower sealing plate is provided with a water through groove.
Further, the inner wall of the water through tank is rotationally connected with a shielding plate through a bearing, the shielding plate is integrally formed to be a circular plate, and the circumference of the shielding plate is abutted to the circumference of the inner wall of the water through tank.
Further, the main body of the side impact plate is a U-shaped plate, and the inner wall of the U-shaped plate is fixedly connected with a raised rubber cone.
Further, the joint subassembly includes cardboard and anti-skidding draw-in groove, cardboard fixed connection is on the surface of rubber frame, anti-skidding draw-in groove is seted up on the surface of hollow buoyancy board, the inner wall of anti-skidding draw-in groove and the surface joint and the adaptation of cardboard.
The beneficial effects of the utility model are as follows:
1. In the utility model, the external filter screen plate can be used for intercepting and filtering impurities in water flow, the filtered water flow can enter the internal filter screen plate, and the internal filter screen plate is an inverted U-shaped filter cylinder, so that the water flow can be filtered for three times and enter the mounting base, and is discharged to the next purification point from the water outlet pipe through the one-way duckbill valve, and the one-way duckbill valve can play a role in preventing countercurrent of one-way water discharge;
2. According to the utility model, because of the flowing force and impact force of water flow, the water flow impact can firstly impact on the side impact plate to perform unloading buffering, the side impact plate can slide under the action of the sliding rod at the upper part, the side impact plate can repeatedly move to tap the outer wall of the outer filter screen plate through the arrangement of the waterproof spring, the abrasion of the raised rubber cone to the outer filter screen plate is avoided, the impact of attached impurities at the outer part of the outer filter screen plate can be shaken off, the hollow buoyancy plate can be driven to rotate by the flowing thrust generated by the water flow through the sliding guiding action of the hollow annular groove plate and the smooth plate, so that the elastic scraping plate on the rubber frame can scrape and knock the inner filter screen plate, the impurities trapped in the filter screen plate can be removed by secondary knocking, the filter tank can quickly recover the filtering capability, fewer impurities between the outer filter screen plate and the inner filter screen plate can fall into the water through the arrangement, the shielding plate in the overturning state is brought into the inner part of the sedimentation frame, and the probability of upward backflow of the impurities is reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic view of the overall construction of a filter cartridge backwash assembly of the present utility model;
FIG. 2 is a front cross-sectional view of a filter cartridge backwash structure of the present utility model;
FIG. 3 is a top cross-sectional view of a hollow annular trough plate of a filter cartridge backwash structure of the present utility model;
FIG. 4 is an enlarged view of a portion A of a filter cartridge backwash assembly of the present utility model;
FIG. 5 is an enlarged view of a filter cartridge backwash assembly of the present utility model at B;
reference numerals in the drawings: 1. a mounting base; 2. a water outlet pipe; 3. an outer screen plate; 4. a lower sealing plate; 5. positioning a screw; 6. an inner screen plate; 7. a round bar; 8. a smoothing plate; 9. hollow ring groove plates; 10. a hollow buoyancy plate; 11. a rubber frame; 12. an elastic scraper; 13. a slide bar; 14. a side striking plate; 15. a waterproof spring; 16. a one-way duckbill valve; 17. collecting and sinking frames; 18. a water passage groove; 19. a shielding plate; 20. a raised rubber cone; 21. a clamping plate; 22. an anti-slip clamping groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment 1 referring to fig. 1 to 5, the present utility model provides a technical solution:
The utility model provides a filter core back flush structure, includes mounting base 1, the top fixedly connected with outlet pipe 2 of mounting base 1, the outer filter screen plate 3 of bottom fixedly connected with of mounting base 1, the bottom butt of outer filter screen plate 3 has down shrouding 4, the side of outer filter screen plate 3 and the top of lower shrouding 4 all have positioning screw 5 through internal thread groove threaded connection, the top fixedly connected with inner filter screen plate 6 of lower shrouding 4, the last fixedly connected with round bar 7 near its middle part on lower shrouding 4, the surface fixedly connected with smooth plate 8 of round bar 7, the surface sliding connection of smooth plate 8 has hollow ring groove plate 9, the surface fixedly connected with hollow buoyancy plate 10 of hollow ring groove plate 9, the surface connection of hollow buoyancy plate 10 has joint subassembly, joint subassembly is connected with rubber frame 11, the one end fixedly connected with elasticity scraper blade 12 of rubber frame 11, the bottom of mounting base 1 is seted up flutedly, the inner wall fixedly connected with slide bar 13 of recess, the surface sliding connection of slide bar 13 has the inside spring pad 15 is passed through to the surface sliding connection of slide bar 13, the surface sliding connection has hollow ring groove 9, the surface connection of hollow buoyancy plate 10 has the inside spring 15 to cup joint the inside 15.
Specifically, as shown in fig. 1-5, the inner wall of the mounting base 1 is fixedly connected with a one-way duckbill valve 16, the one-way duckbill valve 16 is positioned right below the water outlet pipe 2, the one-way duckbill valve 16 is discharged into the water outlet pipe 2 to the next purification point, and the one-way duckbill valve 16 can play a role in preventing backflow of one-way water discharge. The main part of side impact board 14 is the U template, and the inner wall fixedly connected with protruding rubber cone 20 of U template, protruding rubber cone 20 removes and can carry out the tapping to outer screen plate 3, can shake the striking of the attached impurity of outer screen plate 3 outside department.
Specifically, as shown in fig. 1-5, the clamping assembly comprises a clamping plate 21 and an anti-slip clamping groove 22, wherein the clamping plate 21 is fixedly connected to the surface of the rubber frame 11, the anti-slip clamping groove 22 is formed in the surface of the hollow buoyancy plate 10, the inner wall of the anti-slip clamping groove 22 is clamped with the surface of the clamping plate 21 and is matched with the surface of the clamping plate 21, and the clamping plate 21 and the anti-slip clamping groove 22 are arranged so as to facilitate the subsequent disassembly and replacement cleaning of the rubber frame 11 and the elastic scraping plate 12 thereon.
Embodiment 2 referring to fig. 1 to 5, the difference between the present embodiment and embodiment 1 is that: the lower surface of the lower sealing plate 4 is fixedly connected with a sedimentation frame 17, and a water channel 18 is arranged at the bottom of the lower sealing plate 4. The inner wall of the water through tank 18 is rotationally connected with a shielding plate 19 through a bearing, the whole of the shielding plate 19 is a circular plate, the circumference of the shielding plate 19 is in contact with the circumference of the inner wall of the water through tank 18, less impurities between the outer filter screen plate 3 and the inner filter screen plate 6 can fall into the water through tank 18, the shielding plate 19 in a turnover state is brought into the inside of the settlement frame 17, and the probability of upward reflux and discharge of the impurities is reduced.
The working principle of the utility model is as follows: when in use, the whole filter element can be arranged in a sealed water outlet cylinder (namely a sealed cylinder with a control valve as is common in the market) through the mounting base 1, water entering in the sealed water outlet cylinder firstly dips into the sealed water outlet cylinder to pass through the outer filter screen plate 3, filtered water enters the inner filter screen plate 6, and the inner filter screen plate 6 is an inverted U-shaped filter cylinder, three filtering treatments of the water can be carried out, the water enters the mounting base 1, the water is discharged into the water outlet pipe 2 to the next purification point through the one-way duckbill valve 16, the one-way duckbill valve 16 can play the role of preventing countercurrent of one-way water discharge, the water impact can firstly impact the side impact plate 14 to carry out unloading force buffering due to the flowing force of the water, the side impact plate 14 can slide under the action of the slide bar 13 at the upper part, through the arrangement of the waterproof spring 15, the outer wall of the outer filter screen plate 3 can be tapped by repeatedly moving the side impact plate 14, abrasion of the outer filter screen plate 3 caused by the protruding rubber cone 20 is avoided, the impact of foreign matters attached to the outer part of the outer filter screen plate 3 can be shaken off, the hollow buoyancy plate 10 can be driven to rotate by the sliding guiding action of the hollow annular groove plate 9 and the smooth plate 8, meanwhile, the scraping and knocking of the inner filter screen plate 6 by the elastic scraping plate 12 on the rubber frame 11 can be realized, the foreign matters trapped in the filter material layer can be removed by secondary knocking, the filter tank can quickly recover the filtering capability, fewer foreign matters between the outer filter screen plate 3 and the inner filter screen plate 6 can fall into the water through groove 18, the shielding plate 19 in a turnover state is brought into the interior of the collecting and sinking frame 17, the probability of upward reflux and ejection of the foreign matters is reduced, and the function of back flushing the filter core in the filter can be enhanced.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a filter core back flush structure, includes mounting base (1), the top fixedly connected with outlet pipe (2) of mounting base (1), its characterized in that: the utility model provides a waterproof damping device for a water-proof cushion, which comprises a mounting base (1), outer filter screen plate (3) of bottom fixedly connected with, outer filter screen plate (3) bottom butt has lower shrouding (4), the side of outer filter screen plate (3) and the top of shrouding (4) all are through internal thread groove threaded connection having locating screw (5), the top fixedly connected with inner filter screen plate (6) of shrouding (4), be close to upper surface fixedly connected with round bar (7) at its middle part on lower shrouding (4), the fixed surface of round bar (7) is connected with smooth plate (8), the surface sliding connection of smooth plate (8) has hollow ring groove plate (9), the surface connection of hollow ring groove plate (9) has hollow buoyancy board (10), the surface connection of hollow buoyancy board (10) has joint subassembly, joint subassembly is connected with rubber frame (11), the one end fixedly connected with elasticity scraper blade (12) of rubber frame (11), the bottom of mounting base (1) is seted up flutedly, the inner wall fixedly connected with round bar (13) of recess, the surface connection of smooth plate (13) has hollow buoyancy board (9) on the surface connection of smooth plate (13), the surface connection of side spring (14) has the inside of slide bar (15) and the surface connection of side spring (15).
2. A filter cartridge backwash arrangement according to claim 1 wherein: the inner wall of the mounting base (1) is fixedly connected with a one-way duckbill valve (16), and the one-way duckbill valve (16) is positioned right below the water outlet pipe (2).
3. A filter cartridge backwash arrangement according to claim 1 wherein: the lower surface of the lower sealing plate (4) is fixedly connected with a sedimentation frame (17), and a water channel (18) is arranged at the bottom of the lower sealing plate (4).
4. A filter cartridge backwash arrangement according to claim 3 wherein: the inner wall of the water through groove (18) is rotatably connected with a shielding plate (19) through a bearing, the shielding plate (19) is integrally formed into a circular plate, and the circumference of the shielding plate (19) is abutted with the circumference of the inner wall of the water through groove (18).
5. A filter cartridge backwash arrangement according to claim 1 wherein: the main body of the side impact plate (14) is a U-shaped plate, and the inner wall of the U-shaped plate is fixedly connected with a raised rubber cone (20).
6. A filter cartridge backwash arrangement according to claim 1 wherein: the clamping assembly comprises a clamping plate (21) and an anti-slip clamping groove (22), wherein the clamping plate (21) is fixedly connected to the surface of the rubber frame (11), the anti-slip clamping groove (22) is formed in the surface of the hollow buoyancy plate (10), and the inner wall of the anti-slip clamping groove (22) is clamped with the surface of the clamping plate (21) and is matched with the surface of the clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323050916.1U CN220989983U (en) | 2023-11-13 | 2023-11-13 | Filter element back flushing structure of filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323050916.1U CN220989983U (en) | 2023-11-13 | 2023-11-13 | Filter element back flushing structure of filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220989983U true CN220989983U (en) | 2024-05-24 |
Family
ID=91120412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323050916.1U Active CN220989983U (en) | 2023-11-13 | 2023-11-13 | Filter element back flushing structure of filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220989983U (en) |
-
2023
- 2023-11-13 CN CN202323050916.1U patent/CN220989983U/en active Active
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