CN218482752U

CN218482752U - High-safety motor explosion-proof mechanism

Info

Publication number: CN218482752U
Application number: CN202222870966.3U
Authority: CN
Inventors: 胡林; 曹生元
Original assignee: Shenzhen Pincheng Motor Co ltd
Current assignee: Shenzhen Pincheng Motor Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-14
Anticipated expiration: 2032-10-28

Abstract

The application discloses high security motor explosion-proof mechanism relates to explosion-proof machine technical field, improves when fan extraction outside air cools off explosion-proof machine, inhales a large amount of dust easily to lead to the problem that explosion-proof machine damaged, include explosion-proof machine body and install the fan on explosion-proof machine body, the entry end fixed mounting of fan has the cartridge filter, the installing port has been seted up at the top of cartridge filter, the filter screen is installed along installing port top-down to the cartridge filter inside, one side that the fan was kept away from to the filter screen is provided with the brush cleaner, the inside one side that is located the brush cleaner of cartridge filter is installed and is used for driving brush cleaner pivoted driving piece. This application is through the entry end installation cartridge filter at the fan to at cartridge filter in-built filter screen, can filter the air that gets into the fan, dust in the reducible air, thereby reduce and get into this internal dust of explosion proof machine, reduce the probability that explosion proof machine damaged, improve the security.

Description

High-safety motor explosion-proof mechanism

Technical Field

The application relates to the field of explosion-proof motors, in particular to a high-safety motor explosion-proof mechanism.

Background

At present, an explosion-proof motor is a motor which can be used in flammable and explosive places, and electric sparks are not generated during operation. The explosion-proof motor is mainly used in coal mine, petroleum and natural gas, petrochemical industry and chemical industry. In addition, the method is widely applied to the departments of textile, metallurgy, urban gas, traffic, grain and oil processing, paper making, medicine and the like. Explosion-proof motors are used as main power equipment, and are generally used for driving pumps, fans, compressors, other transmission machines and the like.

In the related technology, an operator installs the explosion-proof motor on a coal mine conveying belt in a mine to provide mechanical power for the conveying belt, and a fan on the explosion-proof motor extracts external air to cool the explosion-proof motor, so that the explosion-proof motor can continuously work.

In view of the above related technologies, the inventor believes that a large amount of dust is contained in a mine, and when the explosion-proof motor is cooled by extracting external air by a fan, the dust is easily sucked in, so that the explosion-proof motor is damaged.

SUMMERY OF THE UTILITY MODEL

When cooling off explosion-proof machine in order to improve fan extraction outside air, inhale a large amount of dust easily to lead to the problem that explosion-proof machine damaged, this application provides a high security explosion-proof mechanism of motor.

The application provides a high security explosion-proof mechanism of motor adopts following technical scheme:

a high-safety motor explosion-proof mechanism comprises an explosion-proof motor body and a fan arranged on the explosion-proof motor body, wherein a filter cartridge is fixedly arranged at the inlet end of the fan, a mounting hole is formed in the top of the filter cartridge, and a filter screen is arranged in the filter cartridge from top to bottom along the mounting hole;

the filter screen is provided with the brush cleaner in the one side of keeping away from the fan, the filter cartridge inside is located one side of brush cleaner and installs and be used for driving brush cleaner pivoted driving piece.

Through adopting above-mentioned technical scheme, through the entry end installation cartridge filter at the fan, and install the filter screen in the cartridge filter, can filter the air that gets into the fan, dust in the reducible air, thereby reduce and get into this internal dust of explosion proof machine, reduce the probability that explosion proof machine damaged, the security is improved, when using, can start the driving piece and drive the brush cleaner rotation, make the brush cleaner clean the surface of filter screen, the dust of piling up on the filter screen is swept, thereby the condition of reducible filter screen jam, the filtration efficiency of filter screen is improved.

Optionally, the driving element includes a driving motor fixedly mounted on the top of the filter cartridge, a master gear fixedly mounted on the output end of the driving motor, a connecting shaft fixedly mounted on one side of the cleaning brush, and a slave gear fixedly mounted on one end of the connecting shaft, and the master gear is meshed with the slave gear.

By adopting the technical scheme, the driving motor can be started to drive the main gear to rotate, so that the main gear drives the driven gear to rotate, the driven gear drives the connecting shaft to rotate, and the connecting shaft drives the cleaning brush to rotate.

Optionally, a support is fixedly mounted on the inner top wall of the filter cartridge, and the connecting shaft is rotatably inserted into the support.

Through adopting above-mentioned technical scheme, the support can play the supporting role to the connecting axle.

Optionally, the cartridge filter surface is located the equal fixedly connected with mount pad in both sides of installing port, the equal fixedly connected with installation piece in both sides of filter screen, the bottom fixedly connected with joint pole of installation piece, the constant head tank has been seted up to one side of joint pole, the joint groove with joint pole looks adaptation is seted up at the top of mount pad, the holding tank has been seted up to one side that the mount pad is located the joint groove, the inside of holding tank is provided with the spring, the one end fixedly connected with of spring and the locating piece of constant head tank looks adaptation.

Through adopting above-mentioned technical scheme, when the installation filter screen, only need insert the cartridge filter with the filter screen along the installing port in, the joint pole inserts the joint inslot simultaneously, and the locating piece inserts in the constant head tank under the elasticity promotion of spring, can fix the filter screen.

Optionally, one side of the positioning block, which is close to the spring, is fixedly connected with a dismounting rod.

Through adopting above-mentioned technical scheme, when the filter screen is dismantled to needs, only need the pulling dismantle pole with the locating piece extract from the constant head tank, can extract the joint pole from the joint inslot to be convenient for dismantle clearance or change the filter screen.

Optionally, an arc-shaped limiting strip is fixedly connected to the inner bottom wall of the filter cylinder.

Through adopting above-mentioned technical scheme, the spacing strip of arc can play limiting displacement to the filter screen, improves the stability of filter screen.

Optionally, the positions of the two sides of the filter screen, which are close to the mounting opening, are fixedly connected with arc-shaped sealing strips.

Through adopting above-mentioned technical scheme, the arc sealing strip can improve the sealed effect of filter screen and installing port department.

Optionally, one end of the filter cartridge, which is far away from the fan, is fixedly provided with a protective net.

By adopting the technical scheme, the protective net can intercept larger sundries.

In summary, the present application has the following beneficial effects:

1. according to the anti-explosion motor, the filter cartridge is mounted at the inlet end of the fan, the filter screen is mounted in the filter cartridge, air entering the fan can be filtered, dust in the air can be reduced, dust entering the anti-explosion motor body is reduced, the damage probability of the anti-explosion motor is reduced, and the safety is improved;

2. according to the cleaning brush, the driving piece can be started to drive the cleaning brush to rotate through the arrangement of the driving piece and the cleaning brush, so that the cleaning brush cleans the surface of the filter screen and cleans dust accumulated on the filter screen, the blocking condition of the filter screen can be reduced, and the filtering efficiency of the filter screen is improved;

3. this application is convenient for dismantle clearance or change the filter screen through joint pole, constant head tank, joint groove, spring locating piece and the setting of disassembling the pole, can improve later maintenance efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is a schematic structural view of a filter cartridge of the present application.

Fig. 3 is a schematic side sectional view of a filter cartridge according to the present application.

Fig. 4 is a schematic structural view of a screen according to the present application.

Fig. 5 is a schematic cross-sectional front view of a filter cartridge embodying the filter screen of the present application.

Fig. 6 is an enlarged view of the structure at a in fig. 5 of the present application.

Description of the reference numerals:

1. an explosion-proof motor body; 2. a fan; 3. a filter cartridge; 4. an installation port; 5. filtering with a screen; 6. cleaning with a brush; 7. a drive member; 71. a drive motor; 72. a main gear; 73. a connecting shaft; 74. a slave gear; 75. a support; 8. a mounting base; 9. mounting blocks; 10. a clamping and connecting rod; 11. positioning a groove; 12. a clamping groove; 13. accommodating grooves; 14. a spring; 15. positioning a block; 16. disassembling the rod; 17. an arc-shaped limiting strip; 18. an arc-shaped sealing strip; 19. and (4) a protective net.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Referring to fig. 1-2, a high-safety motor explosion-proof mechanism includes an explosion-proof motor body 1 and a fan 2 mounted on the explosion-proof motor body 1, wherein an inlet end of the fan 2 is fixedly mounted with a filter cartridge 3, one end of the filter cartridge 3 far away from the fan 2 is fixedly mounted with a protection net 19, and the protection net 19 can intercept larger sundries.

Referring to fig. 2, 3 and 4, a mounting port 4 is formed in the top of the filter cartridge 3, a filter screen 5 is mounted inside the filter cartridge 3 along the mounting port 4 from top to bottom, the filter cartridge 3 is mounted at the inlet end of the fan 2, and the filter screen 5 is mounted in the filter cartridge 3, so that air entering the fan 2 can be filtered, dust in the air can be reduced, dust entering the explosion-proof motor body 1 is reduced, the damage probability of the explosion-proof motor is reduced, and safety is improved.

Wherein, the equal fixedly connected with arc sealing strip 18 in position that 5 both sides of filter screen are close to installing port 4, and arc sealing strip 18 can improve the sealed effect of filter screen 5 and installing port 4 department. The inner bottom wall fixedly connected with arc spacing strip 17 of cartridge filter 3, arc spacing strip 17 has two, and two arc spacing strips 17 are located the both sides of filter screen 5 respectively. The arc-shaped limiting strips 17 can limit the filter screen 5, and the stability of the filter screen 5 is improved.

Referring to fig. 2 and 3, a cleaning brush 6 is arranged on one side of the filter screen 5 away from the fan 2, and a driving member 7 for driving the cleaning brush 6 to rotate is mounted inside the filter cartridge 3 and on one side of the cleaning brush 6. When the cleaning brush is used, the driving piece 7 can be started to drive the cleaning brush 6 to rotate, so that the cleaning brush 6 cleans the surface of the filter screen 5 and cleans dust accumulated on the filter screen 5, the blocking condition of the filter screen 5 can be reduced, and the filtering efficiency of the filter screen 5 is improved.

The driving member 7 includes a driving motor 71 fixedly mounted on the top of the filter cartridge 3, a master gear 72 fixedly mounted on an output end of the driving motor 71, a connecting shaft 73 fixedly mounted on one side of the cleaning brush 6, and a slave gear 74 fixedly mounted on one end of the connecting shaft 73, wherein the master gear 72 is engaged with the slave gear 74, and the driving motor 71 can be started to drive the master gear 72 to rotate, so that the master gear 72 drives the slave gear 74 to rotate, the slave gear 74 drives the connecting shaft 73 to rotate, and the connecting shaft 73 drives the cleaning brush 6 to rotate. The inner top wall of the filter cartridge 3 is fixedly provided with a support 75, the connecting shaft 73 is rotatably inserted into the support 75, and the support 75 can support the connecting shaft 73.

Refer to fig. 2, fig. 5 and fig. 6, the equal fixedly connected with mount pad 8 in both sides that cartridge filter 3 surface is located mount port 4, the equal fixedly connected with installation piece 9 in both sides of filter screen 5, the bottom fixedly connected with joint pole 10 of installation piece 9, constant head tank 11 has been seted up to one side of joint pole 10, joint groove 12 with joint pole 10 looks adaptation is seted up at the top of mount pad 8, holding tank 13 has been seted up to one side that mount pad 8 is located joint groove 12, the inside of holding tank 13 is provided with spring 14, the one end fixedly connected with of spring 14 and the locating piece 15 of constant head tank 11 looks adaptation.

When installing filter screen 5, only need insert filter screen 5 along installing port 4 in the cartridge filter 3, joint pole 10 inserts joint groove 12 simultaneously, and locating piece 15 can be fixed filter screen 5 in inserting constant head tank 11 under the elasticity promotion of spring 14.

One side fixedly connected with disassembling rod 16 that locating piece 15 is close to spring 14, when needing to dismantle filter screen 5, only need pulling disassembling rod 16 and extracting locating piece 15 from constant head tank 11, can extract joint pole 10 from joint groove 12 to be convenient for dismantle clearance or change filter screen 5.

The application has the implementation principle that: through the entry end installation cartridge filter 3 at fan 2, and install filter screen 5 in cartridge filter 3, can filter the air that gets into fan 2, dust in the reducible air, thereby reduce the dust that gets into explosion proof machine body 1, reduce the probability that explosion proof machine damaged, the safety is improved, when using, can start driving piece 7 and drive sweeper 6 and rotate, make sweeper 6 clean the surface of filter screen 5, the dust of piling up on filter screen 5 is swept, thereby the condition of reducible filter screen 5 jam, the filtration efficiency of filter screen 5 is improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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. The utility model provides a high security motor explosion-proof mechanism, includes explosion-proof machine body (1) and installs fan (2) on explosion-proof machine body (1), its characterized in that: a filter cartridge (3) is fixedly mounted at the inlet end of the fan (2), a mounting opening (4) is formed in the top of the filter cartridge (3), and a filter screen (5) is mounted in the filter cartridge (3) from top to bottom along the mounting opening (4);

one side that fan (2) were kept away from in filter screen (5) is provided with brush cleaner (6), filter cartridge (3) inside is located one side of brush cleaner (6) and is installed and be used for driving brush cleaner (6) pivoted driving piece (7).

2. The high-safety motor explosion-proof mechanism according to claim 1, wherein: the driving piece (7) comprises a driving motor (71) fixedly mounted at the top of the filter cylinder (3), a main gear (72) fixedly mounted at the output end of the driving motor (71), a connecting shaft (73) fixedly mounted on one side of the cleaning brush (6) and a driven gear (74) fixedly mounted at one end of the connecting shaft (73), wherein the main gear (72) is meshed with the driven gear (74).

3. The high-safety motor explosion-proof mechanism as claimed in claim 2, wherein: the inner top wall of the filter cartridge (3) is fixedly provided with a support (75), and the connecting shaft (73) is rotatably inserted in the support (75).

4. The high-safety motor explosion-proof mechanism according to claim 1, wherein: cartridge filter (3) surface is located the equal fixedly connected with mount pad (8) in both sides of installing port (4), the equal fixedly connected with in both sides installation piece (9) of filter screen (5), the bottom fixedly connected with joint pole (10) of installation piece (9), constant head tank (11) have been seted up to one side of joint pole (10), joint groove (12) with joint pole (10) looks adaptation are seted up at the top of mount pad (8), holding tank (13) have been seted up to one side that mount pad (8) are located joint groove (12), the inside of holding tank (13) is provided with spring (14), locating piece (15) of the one end fixedly connected with and constant head tank (11) looks adaptation of spring (14).

5. The high-safety motor explosion-proof mechanism according to claim 4, wherein: one side of the positioning block (15) close to the spring (14) is fixedly connected with a dismounting rod (16).

6. The high-safety motor explosion-proof mechanism as claimed in claim 1, wherein: the inner bottom wall of the filter cartridge (3) is fixedly connected with an arc-shaped limiting strip (17).

7. The high-safety motor explosion-proof mechanism according to claim 1, wherein: the two sides of the filter screen (5) are close to the positions of the mounting openings (4) and are fixedly connected with arc-shaped sealing strips (18).

8. The high-safety motor explosion-proof mechanism according to claim 1, wherein: one end, far away from the fan (2), of the filter cylinder (3) is fixedly provided with a protective net (19).