CN216320610U

CN216320610U - Pulse bag type multistage dust remover for sand blasting machine

Info

Publication number: CN216320610U
Application number: CN202122889706.6U
Authority: CN
Inventors: 周善寻; 张颖
Original assignee: Yizhen Shanghai Intelligent Equipment Co ltd
Current assignee: Yizhen Shanghai Intelligent Equipment Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-19
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to the technical field of dust collectors, and discloses a pulse bag type multistage dust collector for a sand blasting machine, which comprises a dust collection box body, wherein a pattern plate is fixedly connected to the inner wall of the dust collection box body, a venturi tube with the lower side penetrating through the lower surface of the pattern plate is fixedly connected to the pattern plate, a filter bag mechanism is arranged on one side, located on the lower surface, of the pattern plate, the venturi tube comprises two supporting plates, connecting plates located on the front side and the rear side of the filter bag mechanism are fixedly connected between the two supporting plates, and brushes are fixedly connected to the surfaces of the front side and the rear side of each connecting plate. This multistage dust remover of pulse bag formula that sandblast used strikes off the mechanism through being provided with, strikes off the impurity brushing that the mechanism was surperficial to filter bag mechanism at the dust remover operation in-process like this, has avoided the condition that filter bag mechanism impurity blockked up in the filtration pore in the use, has further ensured the result of use of filter bag mechanism, has improved the impurity filtration effect that this dust remover produced sand blasting machine.

Description

Pulse bag type multistage dust remover for sand blasting machine

Technical Field

The utility model relates to the technical field of dust collectors, in particular to a pulse bag type multistage dust collector for a sand blasting machine.

Background

The sand blasting machine is a mechanical device which utilizes compressed air to wash powdery granular materials to the surface of a workpiece at a high speed and improves the surface of the workpiece, so that the granular materials are easy to generate dust in the high-speed operation process, and in order to avoid directly discharging the dust to the outside, a bag type pulse dust collector is required to be connected to an air outlet pipe of the sand blasting machine, for example, the bag type pulse dust collector with the model of DMC-200, the bag type pulse dust collector effectively removes the dust generated by the sand blasting machine, prevents the dust from directly discharging the outside and influencing the surrounding environment, and has high environmental protection value, but the device has certain disadvantages: the dust remover filters the air with dust in a filter bag mode, so that the dust in the air is easily adsorbed on the surface of the filter bag in the using process, and if the running time of the dust remover is long, the situation that dust particles block meshes of the filter bag is easily caused, so that the filtering effect of the filter bag is influenced, and the dust remover breaks down easily in the running process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a pulse bag type multistage dust collector for a sand blasting machine, which solves the problems that dust in the air is easily adsorbed on the surface of a filter bag in the use process, and if the running time of the dust collector is longer, the situation that dust particles block meshes of the filter bag is easily caused, so that the filtering effect of the filter bag is influenced, and the dust collector is easy to break down in the running process.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a pulse bag type multistage dust collector for a sand blasting machine comprises a dust collection box body, wherein a dust air inlet pipe is arranged on the front side surface of the dust collection box body, a clean air outlet pipe is arranged on the rear side surface of the dust collection box body, a pulse mechanism is arranged on the right side surface of the dust collection box body, a pattern plate is fixedly connected to the inner wall of the dust collection box body, a venturi tube with the lower side penetrating through the lower surface of the pattern plate is fixedly connected to the pattern plate, and a filter bag mechanism is arranged on one side, located on the lower surface, of the pattern plate, of the venturi tube;

strike off mechanism, including two backup pads, two backup pads sets up in the dust removal box and are located the filter bag mechanism left and right sides, fixedly connected with is located the connecting plate of both sides around the filter bag mechanism between two backup pads, and the equal fixedly connected with brush in both sides surface around the connecting plate, one side and the filter bag mechanism surface contact that the connecting plate was kept away from to the brush.

Preferably, a rotating shaft which is in the same horizontal position with the dust air inlet pipe is fixedly connected to the inner wall of the rear side of the dust removal box body, a rotating disc is rotatably connected to the front end of the rotating shaft, and fan blades which are arranged in a circumferential array mode are fixedly connected to the outer surface of the rotating disc.

Preferably, the front side surface of the rotating disc is rotatably connected with a connecting push rod, and one end of the connecting push rod, which is far away from the rotating disc, is rotatably connected to the lower surface of the connecting plate.

Preferably, the fan blades are in a windmill blade shape, and the connecting push rod is arranged on one side far away from the axis of the rotating disc.

Preferably, two connecting sliding grooves are formed in the inner walls of the front side and the rear side of the dust removal box body, and a connecting pulley which is connected with the connecting sliding grooves in a sliding mode is arranged on the surface of one side, facing the connecting sliding grooves, of the supporting plate.

Preferably, the dust removal box body is internally divided into a gas purification layer and a dust gas layer by a pattern plate, the dust gas inlet pipe is arranged in the dust gas layer, and the gas purification outlet pipe is arranged in the gas purification layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a pulse bag type multistage dust remover for a sand blasting machine, which has the following beneficial effects:

1. this multistage dust remover of pulse bag formula that sandblast used strikes off the mechanism through being provided with, strikes off the impurity brushing that the mechanism was surperficial to filter bag mechanism at the dust remover operation in-process like this, has avoided the condition that filter bag mechanism impurity blockked up in the filtration pore in the use, has further ensured the result of use of filter bag mechanism, has improved the impurity filtration effect that this dust remover produced sand blasting machine.

2. This multistage dust remover of pulse bag formula that sand blasting machine was used is through being provided with the connection pulley and being connected the spout for the connection pulley forms the supporting effect to the backup pad, and the backup pad forms too much frictional force with dust removal box internal wall when further having reduced slides, has ensured the smooth nature when the backup pad slides, has improved the stability when this mechanism uses.

3. The pulse bag type multistage dust remover for the sand blasting machine has the advantages that the blade structure is arranged into the shape of the windmill blade, so that the scraping mechanism can achieve the self operation for the conversion of natural energy, and the scraping mechanism has high environmental protection value.

Drawings

FIG. 1 is a schematic structural view of a pulse bag type multistage dust collector for a sand blasting machine according to the present invention;

FIG. 2 is a schematic cross-sectional view of the dust-removing box of the present invention;

FIG. 3 is a schematic diagram of the right side plan view of the dust-removing box body of the present invention;

FIG. 4 is a schematic view of the dust-removing box of the present invention.

In the figure: the dust removal device comprises a dust removal box body 1, a dust gas inlet pipe 2, a purified gas outlet pipe 3, a pulse mechanism 4, a pattern plate 5, a venturi 6, a filter bag mechanism 7, a supporting plate 8, a connecting plate 9, a brush 10, a rotating shaft 11, a rotating disc 12, fan blades 13, a connecting push rod 14, a connecting chute 15 and a connecting pulley 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a pulse bag type multistage dust remover for a sand blasting machine comprises a dust removing box body 1, wherein the front side surface of the dust removing box body 1 is fixedly connected with a dust air inlet pipe 2 of which the rear end penetrates into the dust removing box body 1, the rear side surface of the dust removing box body 1 is fixedly connected with a clean air outlet pipe 3 of which the front end penetrates into the dust removing box body 1, the right side surface of the dust removing box body 1 is provided with a pulse mechanism 4, and the pulse mechanism 4 is an existing structure and is not described in detail herein;

the inner wall of the dust removal box body 1 is fixedly connected with a pattern plate 5, a plurality of lower sides of the pattern plate 5 are fixedly connected with venturi tubes 6 penetrating through the lower surface of the pattern plate 5, the venturi tubes 6 are positioned on one side of the lower surface of the pattern plate 5 and are provided with filter bag mechanisms 7, the filter bag mechanisms 7 are filter bag frames and dust filter bag assemblies, the interior of the dust removal box body 1 is divided into a dust layer and a dust layer by the pattern plate 5, meanwhile, in the embodiment, dust inlet pipes 2 are arranged in the dust layer, and clean air outlet pipes 3 are arranged in the dust layer, so that dust-containing gas generated by a sand blasting machine enters the dust layer of the dust removal box body 1 through the dust inlet pipes 2, meanwhile, the filter bag mechanisms 7 filter impurities in the air, and the filtered clean air enters the clean air layer through the venturi tubes 6 and is finally discharged through the clean air outlet pipes 3.

Further be provided with two backup pads 8 that are located the filter bag mechanism 7 left and right sides respectively in dust removal box 1, a plurality of connecting plates 9 that are located both sides around filter bag mechanism 7 of fixedly connected with between two backup pads 8, the quantity of connecting plate 9 sets up here according to the actual quantity of filter bag mechanism 7 and does not do the injecing in quantity, the equal fixedly connected with brush 10 in both sides surface around connecting plate 9, one side and the filter bag mechanism 7 surface contact of connecting plate 9 are kept away from to brush 10 simultaneously, consequently, can brush the impurity on filter bag mechanism 7 surface through brush 10, the condition of filter bag mechanism 7 impurity jam in the filtration pore in the use has been avoided, the result of use of filter bag mechanism 7 has further been ensured, the impurity air filter effect that this dust remover produced the sand blasting machine has been improved.

A rotating shaft 11 which is in the same horizontal position with the dust air inlet pipe 2 is fixedly connected to the inner wall of the rear side of the dust removal box body 1, the front end of the rotating shaft 11 is rotatably connected with a rotating disc 12, a plurality of fan blades 13 which are arranged in a circumferential array mode are fixedly connected to the outer surface of the rotating disc 12, the surface of the front side of the rotating disc 12 is rotatably connected with a connecting push rod 14, and one end, far away from the rotating disc 12, of the connecting push rod 14 is rotatably connected to the lower surface of the connecting plate 9;

the structure of the fan blade 13 is configured as a fan blade shape in this embodiment, so that the air flow generated when the air with dust enters the dust-removing box 1 through the dust inlet pipe 2 impacts the fan blade 13, thereby driving the rotary disc 12 to rotate on the rotary shaft 11, and the connecting push rod 14 is configured at a side far away from the axis of the rotary disc 12 in this embodiment, so that the rotary disc 12 rotates and drives the connecting push rod 14 to perform eccentric motion, so that the connecting push rod 14 pushes the connecting plate 9 to displace upwards or downwards when the rotary disc 12 rotates, so that the brush 10 on the connecting plate 9 also slides on the surface of the filter bag mechanism 7, thereby increasing the cleaning area of the filter bag mechanism 7 by the brush 10.

Further all seted up two on the both sides inner wall around dust removal box 1 and connected spout 15, backup pad 8 is provided with on the surface towards one side of connecting spout 15 and is connected spout 15 sliding connection's connection pulley 16, make connection pulley 16 form the supporting effect to backup pad 8 through this kind of mode, form too much frictional force with dust removal box 1 inner wall when further having reduced backup pad 8 and sliding, the smoothness nature when having ensured backup pad 8 and sliding has improved the stability when this mechanism uses.

The working principle is as follows:

when the pulse bag type multistage dust collector for the sand blasting machine is used, when air with dust enters the dust collection box body 1 through the dust air inlet pipe 2, formed air flow impacts the fan blades 13, so that the rotating disc 12 is driven to rotate on the rotating shaft 11, the rotating disc 12 drives the connecting push rod 14 to perform eccentric motion when rotating, and the connecting push rod 14 pushes the connecting plate 9 to move upwards or downwards when the rotating disc 12 rotates, so that the brush 10 on the connecting plate 9 also slides on the surface of the filter bag mechanism 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a multistage dust remover of pulse bag formula that sand blasting machine was used, includes dust removal box (1), and the front side surface of dust removal box (1) is provided with dirt gas and goes into pipe (2), and the rear side surface of dust removal box (1) is provided with clean gas exit tube (3), and the right flank surface of dust removal box (1) is provided with pulse mechanism (4), its characterized in that: the inner wall of the dust removal box body (1) is fixedly connected with a pattern plate (5), the pattern plate (5) is fixedly connected with a venturi tube (6) of which the lower side penetrates through the lower surface of the pattern plate (5), and a filter bag mechanism (7) is arranged on one side, located on the lower surface, of the pattern plate (5), of the venturi tube (6);

strike off mechanism, including two backup pads (8), two backup pads (8) set up in dust removal box (1) and are located filter bag mechanism (7) left and right sides, and fixedly connected with is located connecting plate (9) of both sides around filter bag mechanism (7) between two backup pads (8), and both sides surface all fixedly connected with brush (10) around connecting plate (9), one side and filter bag mechanism (7) surface contact that connecting plate (9) were kept away from in brush (10).

2. The pulse bag type multistage dust collector for a blasting machine according to claim 1, characterized in that: the dust removal box is characterized in that a rotating shaft (11) which is located at the same horizontal position with the dust air inlet pipe (2) is fixedly connected to the inner wall of the rear side of the dust removal box body (1), the front end of the rotating shaft (11) is rotatably connected with a rotating disc (12), and fan blades (13) which are arranged in a circumferential array mode are fixedly connected to the outer surface of the rotating disc (12).

3. The pulse bag type multistage dust collector for a blasting machine according to claim 2, characterized in that: the front side surface of the rotating disc (12) is rotatably connected with a connecting push rod (14), and one end, far away from the rotating disc (12), of the connecting push rod (14) is rotatably connected to the lower surface of the connecting plate (9).

4. The pulse bag type multistage dust collector for a blasting machine according to claim 3, characterized in that: the fan blades (13) are in a windmill blade shape, and the connecting push rod (14) is arranged on one side far away from the axis of the rotating disc (12).

5. The pulse bag type multistage dust collector for a blasting machine according to claim 2, characterized in that: two connecting sliding grooves (15) are formed in the inner walls of the front side and the rear side of the dust removal box body (1), and a connecting pulley (16) which is connected with the connecting sliding grooves (15) in a sliding mode is arranged on the surface of one side, facing the connecting sliding grooves (15), of the supporting plate (8).

6. The pulse bag type multistage dust collector for a blasting machine according to claim 1, characterized in that: the dust removal box body (1) is internally divided into a gas purification layer and a dust gas layer by a pattern plate (5), a dust gas inlet pipe (2) is arranged in the dust gas layer, and a gas purification outlet pipe (3) is arranged on the gas purification layer.