CN114343475B

CN114343475B - Filter element of dust collector

Info

Publication number: CN114343475B
Application number: CN202111603735.XA
Authority: CN
Inventors: 文军
Original assignee: Tongxiang Langyu Purification Technology Co ltd
Current assignee: Tongxiang Langyu Purification Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2023-03-24
Anticipated expiration: 2041-12-24
Also published as: CN114343475A

Abstract

The invention discloses a filter element of a dust collector, which comprises a shell, a filter screen arranged in the shell and an adjusting component connected with the filter screen, wherein the adjusting component comprises a plurality of arc-shaped blocks, a plurality of connecting blocks are fixed on the shell, the connecting blocks correspond to the arc-shaped blocks one by one, inverted cone-shaped grooves are formed in the lower surfaces of the connecting blocks, inverted cone-shaped blocks are arranged in the inverted cone-shaped grooves in a sliding manner, connecting blocks are fixed at the lower ends of the inverted cone-shaped blocks, one ends of the connecting blocks, far away from the inverted cone-shaped blocks, are fixedly connected with the corresponding arc-shaped blocks, arc-shaped grooves are formed in the inner sides of the arc-shaped blocks, arc-shaped driving blocks are arranged in the arc-shaped grooves, a ring is arranged among the arc-shaped driving blocks, the arc-shaped driving blocks are connected through the ring, a first motor is fixed on one connecting block, a first bevel gear is fixed on an output shaft of the first motor, a second bevel gear is fixed on the ring, and the first bevel gear is meshed with the second bevel gear, so that the problems that the filter efficiency is difficult to adjust and the filter screen is difficult to clean comprehensively are solved.

Description

Filter element of dust collector

Technical Field

The invention relates to a filter element, in particular to a filter element of a dust collector.

Background

The dust collector mainly comprises three parts of dust generation, dust collection and dust filtration, and generally comprises a series excitation commutator motor, a centrifugal fan, a dust filter (bag) and a dust collection accessory. The power of a typical vacuum cleaner is 400-1000W or more, and the power of a portable vacuum cleaner is typically 250W or less. The dust collector can remove dust and is mainly characterized in that an electric exhaust fan is arranged at the head of the dust collector. The rotating shaft of the exhaust fan is provided with a wind impeller, after the wind impeller is electrified, the exhaust fan can generate extremely strong suction and pressure at the rotating speed of 500 circles per second, air is discharged at high speed under the action of the suction and the pressure, air in the dust absorption part at the front end of the fan continuously supplements the air in the fan, instantaneous vacuum is generated inside the dust collector, negative pressure difference is formed between the air and the external atmospheric pressure, and air containing dust is sucked under the action of the negative pressure difference. The dust and other sundries sequentially pass through the carpet or the floor brush, the long connecting pipe, the bent pipe, the hose and the hose joint to enter the filter element of the dust collector, the dust and other sundries are retained in the dust filtering bag, and the air is purified by the filter disc and then is discharged from the tail part of the machine body.

Folding folds are arranged on the edges of the filter screen of the existing filter element, and partial filter openings of the filter screen are overlapped at the moment, so that the filtering efficiency of the filter screen cannot reach the highest, and the filter screen is difficult to clean more comprehensively under the condition of not removing the filter screen.

Disclosure of Invention

The invention aims to provide a filter element of a dust collector, which solves the problems that the filtering efficiency is difficult to adjust and the filter screen is difficult to clean comprehensively.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides a dust catcher filters filter core, includes the shell, still includes the adjusting part who sets up in the inside filter screen of shell and be connected with the filter screen, adjusting part includes a plurality of arc pieces, and is a plurality of the arc piece forms a ring, and is a plurality of the arc piece is connected with each department of filter screen respectively, be fixed with a plurality of connecting blocks on the shell, it is a plurality of connecting block and a plurality of arc piece one-to-one, a plurality of the reciprocal cone groove has been seted up to the connecting block lower surface, it is provided with the reciprocal cone piece all to slide in the reciprocal cone groove, back cone piece lower extreme is fixed with even piece, even one of them is fixed with motor one on the connecting block and the arc piece fixed connection that corresponds, and is a plurality of the arc inboard has all seted up the arc groove, all be provided with arc drive block in the arc groove, a plurality of be provided with the ring between the arc drive block, a plurality of arc drive block pass through the ring connection, one of which be fixed with motor one on the connecting block, be fixed with bevel gear one on the output shaft of motor one, be fixed with bevel gear two, bevel gear meshes with, the shell inner wall is provided with a plurality of auxiliary assembly that are used for carrying out the supplementary clearance to the filter screen.

Adopt above-mentioned technical scheme, when needing to adjust the filter efficiency of filter core, starter motor I, the output shaft rotation of motor I drives bevel gear and rotates, bevel gear rotation drives bevel gear two rotations, bevel gear two rotates and drives the ring and rotate, the ring rotates and drives a plurality of arc drive blocks and remove along the arc wall, a plurality of arc drive blocks can drive the arc piece that corresponds and move to the outside when removing, the back taper piece can only remove along the back taper wall, it is spacing to the removal of arc piece, a plurality of arc piece remove and drive the little removal of the filter screen of being connected with it respectively, make the filter screen open, filterable area increase, when needing to clear up the filter screen, when washing by water, hit the filter screen through auxiliary assembly, drop the impurity of inlaying on the filter screen, be convenient for clear up.

Preferably, the auxiliary assembly comprises a lifting block and a push rod, a first sliding groove is formed in the inner wall of the shell, a second sliding groove is formed in the inner wall of the first sliding groove, the lifting block is arranged in the second sliding groove in a sliding mode, a lifting piece for driving the lifting block is arranged in the second sliding groove, the push rod penetrates through the lifting block and is in sliding fit with the lifting block, the push rod penetrates through the first sliding groove and the second sliding groove, a notch is formed in the side wall of the lifting block, a second motor is fixed in the notch, a third gear is fixed on an output shaft of the second motor, a fourth gear meshed with the third gear is sleeved outside the push rod, a limiting piece is arranged between the fourth gear and the lifting block, a clamping groove is formed in the outer wall of the push rod, a clamping block is arranged in the clamping groove in a sliding mode and is fixed to the inner wall of the fourth gear, a rebound ring is sleeved outside the push rod and is in rotating fit with the push rod, a first annular groove is formed in the inner wall of the rebound ring, a first annular groove is rotatably arranged inside the annular groove and is provided with a first limiting ring fixed to the push rod, springs are arranged between the lifting block and the rebound ring, two ends of the spring are respectively fixed to the lifting block and the lifting block, a moving piece, and a filter screen is arranged between the inner wall of the push rod.

By adopting the technical scheme, the lifting block is driven to move downwards through the lifting piece, the lifting block drives the push rod to move downwards, the push rod moves towards one side away from the filter screen under the action of the moving piece in the downward moving process, the push rod moves to drive the limiting ring to move, the limiting ring moves to drive the resilience circular ring to move, the resilience circular ring moves to drive the spring to stretch, the spring stretches to generate tension, when the moving piece does not give a pushing rod force any more, the tension of the spring drives the push rod to move towards the filter screen, the push rod drives the push block to move towards the filter screen, the push block impacts the filter screen to push out impurities embedded on the filter screen, when the push rod moves to the lowest position, the motor II is started, the output shaft of the motor II rotates to drive the gear III to rotate, the gear III drives the gear IV to rotate, the gear IV drives the clamping block to rotate, the clamping block drives the push rod to rotate until the push rod rotates 180 degrees, the lifting piece is started, and the lifting block is driven to move upwards through the lifting piece, and the steps are carried out.

Preferably, the moving member includes right angle piece and a plurality of triangle piece, right angle piece is fixed in the push rod both sides, and is a plurality of on the triangle piece evenly is fixed in a spout inner wall, the hypotenuse of right angle piece pastes with a plurality of triangle pieces mutually, right angle piece and triangle piece sliding fit.

Adopt above-mentioned technical scheme, the push rod moves down and drives right angle piece downstream, and the back is pasted mutually with three hornblocks to right angle piece, because three hornblocks are motionless, the right angle piece moves right under three hornblocks's effect for the push rod moves right, moves out three hornblocks's top until the right angle piece, and the right angle piece is not receiving three hornblocks's pressure of supporting.

Preferably, the lifting piece comprises a motor III and a threaded rod, the motor III is fixed in the sliding groove II, an output shaft of the motor III is fixed with one end of the threaded rod, and the threaded rod is in threaded fit with the lifting block.

By adopting the technical scheme, the third motor is started, the output shaft of the third motor rotates to drive the threaded rod to rotate, and the threaded rod drives the lifting block to lift.

Preferably, the limiting part comprises a second limiting ring and a third limiting ring, the outer wall of the lifting block is provided with a second annular groove, the second limiting ring is rotatably arranged in the second annular groove, the second limiting ring is fixed with the fourth gear, the inner wall of the second annular groove is provided with a third annular groove, the third limiting ring is rotatably arranged in the third annular groove, and the second limiting ring is fixed with the third limiting ring.

By adopting the technical scheme, the third limiting ring can only rotate in the third annular groove, the third limiting ring limits the second limiting ring, the second limiting ring can only rotate in the second annular groove, and the fourth limiting ring limits the fourth gear to prevent the fourth gear from being far away from the lifting block.

Has the advantages that: the filter screen can adjust the size through the removal of a plurality of arc pieces, and the coincidence part as the filter screen divides the back, has increased the filter area of filter screen, when wasing the filter screen, promotes the extrusion through the ejector pad to the filter screen, can assist rivers to wash the impurity of inlaying on the filter screen.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a schematic top view of an embodiment;

FIG. 3 is an enlarged schematic view of the area A;

FIG. 4 is an enlarged schematic view of the region B;

FIG. 5 is a schematic view showing the positions of the connecting block, the inverted conical groove, the inverted conical block and the connecting block;

fig. 6 is a schematic diagram for showing the positions of the first chute and the right angle block.

Reference numerals: 1. a housing; 2. filtering with a screen; 3. an adjustment assembly; 4. an arc-shaped block; 5. connecting blocks; 6. a reverse taper groove; 7. a reverse taper block; 8. connecting blocks; 9. an arc-shaped slot; 10. an arc-shaped driving block; 11. a first motor; 12. a first bevel gear; 13. a second bevel gear; 14. an auxiliary component; 15. a lifting block; 16. a push rod; 17. a first sliding chute; 18. a second chute; 19. a lifting member; 20. a recess; 21. a second motor; 22. a third gear; 23. a limiting member; 24. a card slot; 25. a clamping block; 26. a rebound ring; 27. a first annular groove; 28. a first limiting ring; 29. a spring; 30. a moving member; 31. a right-angle block; 32. a triangular block; 33. a third motor; 34. a threaded rod; 35. a second limiting ring; 36. a third limiting ring; 37. a second annular groove; 38. a third annular groove; 41. a circular ring; 40. a fourth gear; 39. and (7) pushing the block.

Detailed Description

The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to the embodiment, and any technical solution that falls under the idea of the present invention should fall within the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention.

Referring to fig. 1 to 6, a filter element of a dust collector, which comprises a housing 1, a filter screen 2 arranged in the housing 1 and an adjusting component 3 connected with the filter screen 2, wherein the adjusting component 3 comprises a plurality of arc-shaped blocks 4, the arc-shaped blocks 4 form a circular ring 41, arc-shaped grooves 9 are formed in the inner sides of the arc-shaped blocks 4, arc-shaped driving blocks 10 are arranged in the arc-shaped grooves 9, the circular ring 41 is arranged between the arc-shaped driving blocks 10, the arc-shaped driving blocks 10 are connected through the circular ring 41, a motor I11 is fixed on one connecting block 5, a bevel gear I12 is fixed on an output shaft of the motor I11, a bevel gear II 13 is fixed on the circular ring 41, the bevel gear I12 is meshed with the bevel gear II 13, when the efficiency of the filter element needs to be adjusted, the motor I11 is started, the output shaft of the motor I11 rotates to drive the bevel gear I12 to rotate, the bevel gear I12 rotates to drive the bevel gear II 13 to rotate, the bevel gear II 13 rotates to drive the circular ring 41 to rotate, the circular ring 41 rotates to drive the arc-shaped driving blocks 10 to move along the arc-shaped grooves 9, the arc-shaped driving blocks 10 can drive the corresponding arc-shaped blocks 4 to move outwards when moving, the arc-shaped blocks 4 are respectively connected with one part of the filter screen 2, the shell 1 is fixedly provided with a plurality of connecting blocks 5, the connecting blocks 5 are in one-to-one correspondence with the arc-shaped blocks 4, the lower surfaces of the connecting blocks 5 are provided with inverted cone-shaped grooves 6, inverted cone-shaped blocks 7 are all slidably arranged in the inverted cone-shaped grooves 6, the lower ends of the inverted cone-shaped blocks 7 are fixedly connected with connecting blocks 8, one ends of the connecting blocks 8, far away from the inverted cone-shaped blocks 7, are fixedly connected with the corresponding arc-shaped blocks 4, the inverted cone-shaped blocks 7 can only move along the inverted cone-shaped grooves 6 to limit the movement of the arc-shaped blocks 4, the arc-shaped blocks 4 move to respectively drive one point of the filter screen 2 connected with the arc-shaped blocks to move, so that the filter screen 2 is opened and the filtering area is increased.

A plurality of auxiliary assemblies 14 for auxiliary cleaning of the filter screen 2 are arranged on the inner wall of the shell 1, each auxiliary assembly 14 comprises a lifting block 15 and a push rod 16, a first sliding groove 17 is formed in the inner wall of the shell 1, a second sliding groove 18 is formed in the inner wall of the first sliding groove 17, the lifting block 15 is arranged in the second sliding groove 18 in a sliding manner, a lifting piece 19 for driving the lifting block 15 is arranged in the second sliding groove 18, each lifting piece 19 comprises a third motor 33 and a threaded rod 34, the third motor 33 is fixed in the second sliding groove 18, an output shaft of the third motor 33 is fixed with one end of the threaded rod 34, the threaded rod 34 is in threaded fit with the lifting block 15, the third motor 33 is started, the output shaft of the third motor 33 rotates to drive the threaded rod 34 to rotate, the threaded rod 34 drives the lifting block 15 to move downwards, the push rod 16 penetrates through the lifting block 15 and the push rod 16 is in sliding fit with the lifting block 15, the push rod 16 penetrates through the first sliding grooves 17 and the second sliding grooves 18, the lifting block 15 to drive the push rod 16 to move downwards, the outer wall of the push rod 16 is provided with a clamping groove 24, a clamping block 25 is slidably arranged in the clamping groove 24, the clamping block 25 is fixed with the inner wall of a gear four 40, the push rod 16 is sleeved with a rebound ring 26, the rebound ring 26 is in running fit with the push rod 16, the inner wall of the rebound ring 26 is provided with a ring groove one 27, the ring groove one 27 is rotatably provided with a limit ring one 28 fixed with the push rod 16, a spring 29 is arranged between the lifting block 15 and the rebound ring 26, two ends of the spring 29 are respectively fixed with the lifting block 15 and the rebound ring 26, a moving member 30 is arranged between the push rod 16 and the inner wall of the sliding groove one 17, the moving member 30 comprises a right angle block 31 and a plurality of triangular blocks 32, the right angle block 31 is fixed at two sides of the push rod 16, the triangular blocks 32 are uniformly fixed on the inner wall of the sliding groove one 17, the bevel edge of the right angle block 31 is attached to the triangular blocks 32, the right angle block 31 is in sliding fit with the triangular blocks 32, the push rod 16 moves downwards to drive the right angle block 31 to move downwards, after the right-angle block 31 is attached to the triangular block 32, because the triangular block 32 is not moved, the right-angle block 31 moves rightwards under the action of the triangular block 32, so that the push rod 16 moves rightwards, the push rod 16 moves to drive the first limiting ring 28 to move, the first limiting ring 28 moves to drive the rebound ring 26 to move, the rebound ring 26 moves to drive the spring 29 to stretch, the spring 29 stretches to generate tension until the right-angle block 31 moves out of the top end of the triangular block 32, the right-angle block 31 is not subjected to the resisting force of the triangular block 32, at the moment, the tension of the spring 29 drives the push rod 16 to move towards the filter screen 2, a push block 39 is fixed at one end of the push rod 16 close to the filter screen 2, the push rod 16 drives the push block 39 to move towards the filter screen 2, and the push block 39 impacts the filter screen 2 to push out impurities embedded on the filter screen 2.

The side wall of the lifting block 15 is provided with a notch 20, a second motor 21 is fixed in the notch 20, a third gear 22 is fixed on an output shaft of the second motor 21, a fourth gear 40 meshed with the third gear 22 is sleeved outside the push rod 16, after the push rod 16 moves to the lowest position, the second motor 21 is started, the third gear 22 is driven by the rotation of the output shaft of the second motor 21, the third gear 22 drives the fourth gear 40 to rotate, the fourth gear 40 drives the fixture block 25 to rotate, the fixture block 25 drives the push rod 16 to rotate until the push rod 16 rotates 180 degrees, the lifting block 15 is driven by the lifting piece 19 to move upwards in the reverse lifting piece 19, and the steps are carried out.

A limiting part 23 is arranged between the fourth gear 40 and the lifting block 15, the limiting part 23 comprises a second limiting ring 35 and a third limiting ring 36, a second annular groove 37 is formed in the outer wall of the lifting block 15, the second limiting ring 35 is rotatably arranged in the second annular groove 37, the second limiting ring 35 is fixed with the fourth gear 40, a third annular groove 38 is formed in the inner wall of the second annular groove 37, the third limiting ring 36 is rotatably arranged in the third annular groove 38, the second limiting ring 35 is fixed with the third limiting ring 36, the third limiting ring 36 can only rotate in the third annular groove 38, the third limiting ring 36 limits the second limiting ring 35, the second limiting ring 35 can only rotate in the second annular groove 37, the fourth gear 40 is limited by the second limiting ring 35, and the fourth gear 40 is prevented from being far away from the lifting block 15.

Claims

1. The utility model provides a dust catcher filters filter core, includes shell (1), its characterized in that still includes filter screen (2) that sets up in shell (1) inside and adjusting part (3) of being connected with filter screen (2), adjusting part (3) include a plurality of arc pieces (4), and is a plurality of arc piece (4) form a ring, and is a plurality of arc piece (4) are connected with each department of filter screen (2) respectively, be fixed with a plurality of connecting blocks (5) on shell (1), and is a plurality of connecting block (5) correspond one by one with a plurality of arc piece (4), and is a plurality of down cone groove (6) have been seted up to connecting block (5) lower surface, all slide in down cone groove (6) and be provided with down cone piece (7), down cone piece (7) lower extreme is fixed with even piece (8), even piece (8) keep away from the one end of down cone piece (7) and the arc piece (4) fixed connection that corresponds, a plurality of arc piece (4) inboard has all seted up arc groove (9), all be provided with arc piece (10) in arc driving block (10), wherein be provided with a plurality of arc piece (41) between fixed ring (10), a first bevel gear (12) is fixed on an output shaft of the first motor (11), a second bevel gear (13) is fixed on the circular ring (41), the first bevel gear (12) is meshed with the second bevel gear (13), and a plurality of auxiliary assemblies (14) used for performing auxiliary cleaning on the filter screen (2) are arranged on the inner wall of the shell (1).

2. The filter element of the dust collector of claim 1, wherein the auxiliary assembly (14) comprises a lifting block (15) and a push rod (16), a first sliding groove (17) is formed in the inner wall of the housing (1), a second sliding groove (18) is formed in the inner wall of the first sliding groove (17), the lifting block (15) is slidably arranged in the second sliding groove (18), a lifting piece (19) for driving the lifting block (15) is arranged in the second sliding groove (18), the push rod (16) penetrates through the lifting block (15), the push rod (16) is in sliding fit with the lifting block (15), the push rod (16) penetrates through the first sliding groove (17) and the second sliding groove (18), a notch (20) is formed in the side wall of the lifting block (15), a second motor (21) is fixedly arranged in the notch (20), a third gear (22) is fixedly arranged on the output shaft of the second motor (21), a fourth gear (40) meshed with the third gear (22) is externally sleeved on the push rod (16), a limiting piece (23) is arranged between the fourth gear (40) and the lifting block (15), a fourth gear (24) is slidably arranged in the inner wall of the clamping block (25), push rod (16) overcoat has resilience ring (26) just resilience ring (26) and push rod (16) normal running fit, annular groove one (27) have been seted up to resilience ring (26) inner wall, annular groove one (27) internal rotation is provided with spacing ring one (28) fixed with push rod (16), be provided with spring (29) between elevator (15) and resilience ring (26), the both ends of spring (29) are fixed with elevator (15) and resilience ring (26) respectively, be provided with between push rod (16) and spout one (17) inner wall moving member (30), the one end that push rod (16) are close to filter screen (2) is fixed with ejector pad (39).

3. The filtering filter element of the dust collector as claimed in claim 2, wherein the moving member (30) comprises a right-angle block (31) and a plurality of triangular blocks (32), the right-angle block (31) is fixed on two sides of the push rod (16), the plurality of triangular blocks (32) are uniformly fixed on the inner wall of the first sliding groove (17), the inclined edge of the right-angle block (31) is attached to the plurality of triangular blocks (32), and the right-angle block (31) is in sliding fit with the triangular blocks (32).

4. A filter cartridge for a vacuum cleaner according to claim 3, wherein the lifting member (19) comprises a third motor (33) and a threaded rod (34), the third motor (33) is fixed in the second sliding slot (18), an output shaft of the third motor (33) is fixed to one end of the threaded rod (34), and the threaded rod (34) is in threaded engagement with the lifting block (15).

5. The filtering filter element of the dust collector as claimed in claim 4, wherein the limiting member (23) comprises a second limiting ring (35) and a third limiting ring (36), the outer wall of the lifting block (15) is provided with a second annular groove (37), the second limiting ring (35) is rotatably disposed in the second annular groove (37), the second limiting ring (35) is fixed to the fourth gear (40), the inner wall of the second annular groove (37) is provided with a third annular groove (38), the third limiting ring (36) is rotatably disposed in the third annular groove (38), and the second limiting ring (35) is fixed to the third limiting ring (36).