CN211725059U

CN211725059U - Dust collector convenient to wash filter screen

Info

Publication number: CN211725059U
Application number: CN201922279298.5U
Authority: CN
Inventors: 雷长庚; 刘树刚; 赵连江
Original assignee: Beijing Guyun Concrete Co ltd
Current assignee: Beijing Guyun Concrete Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-10-23
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to a dust collector convenient to wash filter screen, it is including the filter screen that is located powder storehouse inside and the dust collection box that is located the powder storehouse outside and is linked together with the outlet duct of powder storehouse, is located inside filter screen and the powder storehouse inside wall sliding connection of powder storehouse, and the spout has been seted up to the position that powder storehouse lateral wall is relative with the filter screen, and the length direction of spout is unanimous with the axial direction of powder storehouse, and the filter screen can be followed the spout and slided from top to bottom. Be provided with drive arrangement in the bottom of filter screen, drive arrangement links to each other with the filter screen, and drive arrangement includes the motor, the output shaft fixed connection pivot of motor, and the pivot runs through the powder storehouse lateral wall and rotates with the powder storehouse to be connected, is fixed with the cylinder cam in the pivot, and the cylinder cam rotates along with the rotation of pivot, and the whorl joint along the cylinder cam on the cylinder cam is fixed with the moving member, and the moving member is articulated fixed with the filter screen. The utility model discloses thereby have through making the filter screen vibrations in time with the effect that the dust on the filter screen in time falls down.

Description

Dust collector convenient to wash filter screen

Technical Field

The utility model belongs to the technical field of the technique of job site dust removal and specifically relates to a dust collector convenient to wash filter screen is related to.

Background

In the concrete job site, need use a large amount of powder, generally with the powder temporary storage in the powder storehouse among the prior art, the process of adding the powder in the powder storehouse is for sending solid powder into the powder storehouse from the feed inlet of powder storehouse through compressed air, and the form that adopts compressed air to be the carrier with the powder into the powder storehouse can lead to the atmospheric pressure increase in the powder storehouse, lead to there being certain atmospheric pressure difference inside and outside the powder storehouse, need in time to discharge the air in the powder storehouse in order to avoid causing the storehouse phenomenon that explodes to take place, consequently, the gas vent is left at the powder storehouse top, and certain dust discharge powder storehouse contaminated air can be smugglied secretly when the air is discharged by the gas vent, consequently can increase dust removal mechanism in order to reach the emission that reduces the dust at the gas vent.

In order to achieve the dust removal effect, the powder bin is provided with a filter screen, the dust is primarily filtered through the filter screen, but the filter screen in the powder bin needs to timely clean the dust falling on the filter screen, the dust is removed in a pulse dust removal mode in the market generally, the maintenance cost of an electromagnetic pulse valve to be used is higher, and the interval time required to be overhauled is shorter.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dust collector convenient to wash filter screen, thereby it has the effect that in time will fall the dust on the filter screen through making the filter screen vibrations in time.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a dust collector convenient to wash filter screen, is located the inside filter screen of powder storehouse and the dust collection box that is located the powder storehouse outside and is linked together with the outlet duct of powder storehouse including being located the inside filter screen of powder storehouse, is located inside filter screen and the inside wall sliding connection of powder storehouse, and the spout has been seted up to powder storehouse lateral wall and the relative position of filter screen, and the length direction of spout is unanimous with the axial direction of powder storehouse, and the filter screen can be followed the spout and slided from top to bottom. Be provided with drive arrangement in the bottom of filter screen, drive arrangement links to each other with the filter screen, and drive arrangement includes the motor, the output shaft fixed connection pivot of motor, and the pivot runs through the powder storehouse lateral wall and rotates with the powder storehouse to be connected, is fixed with the cylinder cam in the pivot, and the cylinder cam rotates along with the rotation of pivot, and the whorl joint along the cylinder cam on the cylinder cam is fixed with the moving member, and the moving member is articulated fixed with the filter screen.

Through adopting above-mentioned technical scheme, drive the pivot through the motor and fix the epaxial cylindrical cam rotation of commentaries on classics, rotate through cylindrical cam to the moving member round trip movement with cylindrical cam sliding connection, through the removal of moving member, thereby make and reciprocate with the articulated fixed filter screen of moving member.

The utility model discloses further set up to: the moving member includes the guide bar, guide bar length direction's both ends respectively with powder storehouse fixed connection, and guide bar and pivot parallel arrangement, sliding connection has articulated seat on the guide bar, articulated seat one end and cylindrical cam sliding connection, articulated seat other end is articulated to be fixed with the hinge bar, hinge bar one end is articulated fixed with articulated seat, the other end and the filter screen of hinge bar are articulated fixed.

Through adopting above-mentioned technical scheme, through the sliding connection of articulated seat and cylindrical cam, along with cylindrical cam rotates, and then drives articulated seat and slide along guide bar length direction to make and articulated fixed hinge bar rotation of articulated seat and filter screen, and then drive the filter screen and slide from top to bottom along spout length direction.

The utility model discloses further set up to: the two ends of the guide rod are arranged opposite to the sliding groove formed in the powder bin up and down, and the perpendicular bisector of the guide rod is superposed with the central axis of the filter screen.

Through adopting above-mentioned technical scheme, relative setting from top to bottom through the both ends of guide bar and spout, the plumb line of guide bar and the axis of filter screen coincide each other for the motor drives pivot and cylindrical cam and rotates, and cylindrical cam drives articulated seat and slides along the guide bar, thereby reduces and drives the gliding power of articulated seat and produce the moment of torsion.

The utility model discloses further set up to: articulated seat includes the sliding sleeve, and the sliding sleeve can be followed guide bar length direction and slided, and the position relative with the cylinder cam on the sliding sleeve is fixed with fixture block and articulated piece, fixture block and articulated piece fixed connection, and articulated piece is fixed with the sliding sleeve and links to each other, and the fixture block card is in the thread line of cylinder cam.

Through adopting above-mentioned technical scheme, through sliding sleeve and guide bar sliding connection, fixed fixture block is fixed with the cylindrical cam joint on the sliding sleeve, and is articulated fixed with the hinge bar through articulated piece to be convenient for along with the rotation of cylindrical cam makes the sliding sleeve slide along the guide bar, and then makes the hinge bar that articulates fixed through articulated piece drive the filter screen up-and-down motion.

The utility model discloses further set up to: the sliding sleeve inside wall rotates and is connected with a plurality of balls.

Through adopting above-mentioned technical scheme, through the setting of ball, be convenient for reduce the frictional force between sliding sleeve and the guide bar.

The utility model discloses further set up to: the top of spout is fixed with the bolster, bolster one end and spout top fixed connection, the bolster other end and filter screen butt.

Through adopting above-mentioned technical scheme, through the setting of bolster, at the filter screen by the jack-up that makes progress along spout length direction, make the ascending power of filter screen can cushion through the bolster, and then push the filter screen downwards.

The utility model discloses further set up to: the buffer piece is a buffer spring.

Through adopting above-mentioned technical scheme, buffer spring is compressed by the filter screen of jack-up to, and then moves the filter screen through buffer spring pushing down, and the setting of cooperation drive arrangement is convenient for make the filter screen along spout up-and-down motion.

The utility model discloses further set up to: the bottom of the chute is fixed with a protective pad.

Through adopting above-mentioned technical scheme, along with buffer spring's elasticity drives the filter screen and removes to the spout bottom, the bottom of filter screen and the bottom looks butt of spout, through the setting of protection pad to prevent that the filter screen from receiving the damage.

The utility model discloses further set up to: the top end of the powder bin is also fixed with a safety valve.

Through adopting above-mentioned technical scheme, through the setting of relief valve, avoid causing the fracture of powder storehouse upper cover because pressure is too big.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the matching arrangement of the motor after rotation and the cylindrical cam, a force which can drive the moving part to slide back and forth is conveniently generated, and the filter screen connected with the moving part is further conveniently driven to move up and down;

2. through the setting of moving member, through the articulated seat of sliding connection on the guide bar, articulated seat converts horizontally power into vertical power along with the drive of motor and cylindrical cam to make the filter screen reciprocate along spout length direction.

Drawings

FIG. 1 is a schematic view of a dust extraction apparatus for facilitating cleaning of a filter screen;

FIG. 2 is a cross-sectional view of a dust extraction device that facilitates cleaning of a filter screen;

FIG. 3 is a schematic view of the structure of the driving device;

FIG. 4 is a schematic structural view of the sliding sleeve;

fig. 5 is a schematic structural view of the chute.

In the figure, 1, a powder bin; 11. an upper cover; 111. a safety valve; 12. a feed pipe; 13. a discharge pipe; 14. an air outlet pipe; 15. a chute; 151. a protective pad; 16. a dust collection box; 2. filtering with a screen; 3. a drive device; 31. a motor; 32. a rotating shaft; 33. a cylindrical cam; 34. a moving member; 341. a guide bar; 342. a sliding sleeve; 3421. a ball bearing; 343. a clamping block; 344. a hinged sheet; 345. a hinged lever; 4. a buffer spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a dust collector convenient to wash filter screen, including being located filter screen 2 inside powder storehouse 1 and being located the outside dust collection box 16 that is linked together with powder storehouse 1's outlet duct 14 of powder storehouse 1. The powder bin 1 is cylindrical with an open top end, and an upper cover 11 is fixed at the top end of the powder bin 1. The bottom end of the powder bin 1 is conical, a feeding pipe 12 is fixed on one side of the powder bin 1, and the feeding pipe 12 is communicated with the inside of the powder bin 1. A discharge pipe 13 is fixed at the bottom end of the powder bin 1, and the discharge pipe 13 is communicated with the inside of the powder bin 1. An air outlet pipe 14 is fixed on the upper cover 11 of the powder bin 1, and the air outlet pipe 14 is communicated with the inside of the powder bin 1. A safety valve 111 is fixed at the top end of the powder bin 1, and the rupture of the upper cover 11 of the powder bin 1 caused by overlarge pressure is avoided through the arrangement of the safety valve 111.

The filter screen 2 positioned inside the powder bin 1 is connected with the inner side wall of the powder bin 1 in a sliding mode, and the filter screen 2 is positioned above the feeding pipe 12. The side wall of the powder bin 1 is provided with a sliding groove 15 at a position opposite to the filter screen 2, the length direction of the sliding groove 15 is consistent with the axial direction of the powder bin 1, and the filter screen 2 can slide up and down along the sliding groove 15. The bottom end of the filter screen 2 is fixedly connected with the powder bin 1 through a driving device 3, and the filter screen 2 is driven by the driving device 3 to slide up and down along the length direction of the sliding groove 15.

Referring to fig. 2 and 3, the driving device 3 includes a motor 31, an output shaft of the motor 31 is fixedly connected to a rotating shaft 32, and the rotating shaft 32 penetrates through a sidewall of the powder bin 1 and is rotatably connected to the powder bin 1. A cylindrical cam 33 is fixed to the rotating shaft 32, and the cylindrical cam 33 rotates with the rotation of the rotating shaft 32. The cylindrical cam 33 is fixedly connected with a moving piece 34 in a clamping mode along a thread line of the cylindrical cam 33, the top end of the moving piece 34 is hinged and fixed with the filter screen 2, and the moving piece 34 pushes the filter screen 2 hinged with the moving piece through the rotation of the cylindrical cam 33, so that the filter screen 2 can slide up and down along the sliding groove 15.

The moving member 34 includes a guide rod 341, two ends of the guide rod 341 in the length direction are respectively fixedly connected to the powder bin 1, and the guide rod 341 is parallel to the rotating shaft 32. A hinge seat is slidably connected to the guide rod 341, and the hinge seat includes a sliding sleeve 342, and the sliding sleeve 342 can slide along the length direction of the guide rod 341. Referring to fig. 4, a plurality of balls 3421 are rotatably connected to the inner sidewall of the sliding sleeve 342, thereby reducing the friction between the sliding sleeve 342 and the guide rod 341. A clamping block 343 and a hinge plate 344 are fixed on the sliding sleeve 342 at a position opposite to the cylindrical cam 33, the clamping block 343 is fixedly connected with the hinge plate 344, and the hinge plate 344 is fixedly connected with the sliding sleeve 342. The latch block 343 is latched in the thread of the cylindrical cam 33, and a hinge rod 345 is hingedly fixed to the hinge plate 344. One end of the hinge rod 345 is hinged and fixed to the hinge plate 344, and the other end of the hinge rod 345 is hinged and fixed to the center of the bottom end of the filter screen 2.

The two ends of the guide rod 341 are arranged opposite to the chute 15 arranged on the powder bin 1. The perpendicular bisector of the guide bar 341 coincides with the central axis of the screen 2.

Referring to fig. 5, a buffer spring 4 is fixed at the top end of the sliding groove 15, the buffer spring 4 is vertically arranged, one end of the buffer spring 4 in the length direction is fixed at the top end of the sliding groove 15, and the other end of the buffer spring 4 is abutted to the upper surface of the filter screen 2 located in the sliding groove 15. As the filter net 2 is jacked up, the buffer spring 4 is compressed, and the elastic force of the buffer spring 4 restores the filter net 2. There is protective pad 151 at the bottom mounting of spout 15, and along with buffer spring 4's elasticity drives filter screen 2 and removes to spout 15 bottom, filter screen 2's bottom and spout 15's bottom looks butt, through protective pad 151's setting to prevent that filter screen 2 from receiving the damage.

Starting motor 31, motor 31 drives pivot 32 and rotates, pivot 32 drives and rotates with the fixed cylindrical cam 33 of pivot 32, along with the rotation of cylindrical cam 33, thereby make through the length direction slip of the articulated seat of fixture block 343 and cylindrical cam 33 threaded connection along guide bar 341, along with articulated seat along the length direction of guide bar 341 back and forth slip, make both ends constantly drive filter screen 2 along the length direction of spout 15 with articulated seat and the articulated fixed articulated rod 345 of filter screen 2 respectively and slide from top to bottom, thereby be convenient for make its vibrations fall with the dust that falls on filter screen 2.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a dust collector convenient to wash filter screen, is including being located filter screen (2) of powder storehouse (1) inside and being located the dust collection box that outlet duct (14) of powder storehouse (1) outside and powder storehouse (1) are linked together, its characterized in that: the filter screen (2) positioned in the powder bin (1) is connected with the inner side wall of the powder bin (1) in a sliding mode, a sliding groove (15) is formed in the position, opposite to the filter screen (2), of the side wall of the powder bin (1), the length direction of the sliding groove (15) is consistent with the axial direction of the powder bin (1), and the filter screen (2) can slide up and down along the sliding groove (15); be provided with drive arrangement (3) in the bottom of filter screen (2), drive arrangement (3) link to each other with filter screen (2), drive arrangement (3) include motor (31), output shaft fixed connection pivot (32) of motor (31), pivot (32) run through powder storehouse (1) lateral wall and rotate with powder storehouse (1) and be connected, be fixed with cylinder cam (33) in pivot (32), cylinder cam (33) rotate along with the rotation of pivot (32), the thread line joint along cylinder cam (33) is fixed with moving member (34) on cylinder cam (33), moving member (34) are articulated fixed with filter screen (2).

2. The dust collector convenient for cleaning filter screen of claim 1, wherein: moving member (34) include guide bar (341), guide bar (341) length direction's both ends respectively with powder storehouse (1) fixed connection, and guide bar (341) and pivot (32) parallel arrangement, sliding connection has articulated seat on guide bar (341), articulated seat one end is fixed with cylindrical cam (33) joint, articulated seat other end is articulated to be fixed with hinge bar (345), hinge bar (345) one end is articulated fixed with articulated seat, the other end and the articulated fixed of filter screen (2) of hinge bar (345).

3. The dust collector convenient for cleaning filter screen of claim 2, wherein: the two ends of the guide rod are arranged opposite to the sliding groove formed in the powder bin up and down, and the perpendicular bisector of the guide rod is overlapped with the central axis of the filter screen.

4. The dust collector convenient for cleaning filter screen of claim 2, wherein: the hinged seat comprises a sliding sleeve (342), the sliding sleeve (342) can slide along the length direction of the guide rod (341), a clamping block (343) and a hinged sheet (344) are fixed on the sliding sleeve (342) at a position opposite to the cylindrical cam (33), the clamping block (343) is fixedly connected with the hinged sheet (344), the hinged sheet (344) is fixedly connected with the sliding sleeve (342), and the clamping block (343) is clamped in a thread line of the cylindrical cam (33).

5. The dust collector convenient for cleaning filter screen of claim 4, wherein: the inner side wall of the sliding sleeve (342) is rotatably connected with a plurality of balls (3421).

6. The dust collector convenient for cleaning filter screen of claim 1, wherein: the top of spout (15) is fixed with the bolster, bolster one end and spout (15) top fixed connection, the bolster other end and filter screen (2) butt.

7. The dust collector convenient for cleaning filter screen of claim 6, wherein: the buffer piece is a buffer spring (4).

8. The dust collector convenient for cleaning filter screen of claim 1, wherein: and a protective pad (151) is fixed at the bottom end of the sliding groove (15).

9. The dust collector convenient for cleaning filter screen of claim 1, wherein: and a safety valve (111) is also fixed at the top end of the powder bin (1).