CN216299751U

CN216299751U - Dustproof device for graphite product production

Info

Publication number: CN216299751U
Application number: CN202122911640.6U
Authority: CN
Inventors: 杨振远
Original assignee: Hebei Jingcarbon Technology Co ltd
Current assignee: Hebei Jingcarbon Technology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-15
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a dustproof device for graphite product production, which comprises a dust suction pump and a dust suction cover, wherein the dust suction pump is connected with a ventilation pipe and a dust exhaust pipe, the dust exhaust pipe is simultaneously connected with a corrugated pipe, the top of the dust suction cover is provided with a connecting pipe, the connecting pipe is connected and communicated with the corrugated pipe, the connecting pipe and the outer side of the dust suction cover are simultaneously fixed with a protective sleeve by bolts, a fixed ring is arranged in the connecting pipe, four through holes are formed in the fixed ring, and a movable valve plate is arranged in the through holes. The utility model provides a dustproof device for graphite product production, which is ingenious in structural arrangement and reasonable in arrangement, when the dustproof device is used, a dust hood is aligned to a graphite product, a dust suction pump is started, dust generated in operation is sucked from the dust hood and is discharged from a dust discharge pipe along a ventilation pipe under the influence of negative pressure suction of the dust suction pump, the dustproof effect is achieved, meanwhile, a valve plate is arranged in a connecting pipe connected with the dust hood, and when the suction generated by the dust suction pump drives the valve plate to rotate, the dust is sucked from a through hole.

Description

Dustproof device for graphite product production

Technical Field

The utility model relates to the technical field of graphite product equipment, in particular to a dustproof device for graphite product production.

Background

Graphite is an allotrope of carbon, is a gray black and opaque solid, has stable chemical properties, is corrosion resistant, and is not easy to react with acid, alkali and other medicaments. Carbon dioxide is generated by combustion in oxygen and can be oxidized by strong oxidants such as concentrated nitric acid, potassium permanganate and the like. It can be used as antiwear agent and lubricant, high-purity graphite as neutron moderator in atomic reactor, crucible, electrode, brush, dry cell, graphite fibre, heat exchanger, cooler, arc furnace, arc lamp and pencil lead.

The graphite product is generally required to be cut during production, a large amount of dust is easily generated during cutting, and the dust is spilled to cause harm to the health of workers and also has great threat to the operation safety of equipment. Therefore, the inventor provides the dustproof device for producing the graphite product by combining various factors.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dustproof device for producing graphite products, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a graphite products production dust keeper, includes dust absorption pump and suction hood, be connected with ventilation pipe and dust exhaust pipe on the dust absorption pump, the dust exhaust pipe is connected with the bellows simultaneously, and the connecting pipe is installed at the suction hood top, and the connecting pipe is connected the intercommunication with the bellows, and the bolt fastening has the lag simultaneously in connecting pipe and the suction hood outside, installs solid fixed ring in the connecting pipe, has seted up four openings on the solid fixed ring, installs the valve plate of activity in the opening.

When in use, the dust hood is aligned with the graphite product, the dust suction pump is started, the dust generated in operation is sucked from the dust hood and discharged from the dust exhaust pipe along the ventilation pipe under the influence of the negative pressure suction of the dust suction pump, thereby achieving the dustproof effect, meanwhile, a valve plate is arranged in the connecting pipe connected with the dust hood, when the valve plate is driven to rotate by the suction force generated by the dust absorption pump, the dust is sucked away from the through hole, the valve plate can prevent the dust from falling back from the vent pipe when the suction force is low on one hand, and can detect the suction force visually on the other hand, the valve plate can block the dust when the suction force is insufficient, the suction force can be intuitively judged whether the suction force is insufficient or not by checking the dust suction condition of the dust hood, the problem that the suction force is insufficient under the condition of low suction force is avoided, the condition that only a small amount of dust is sucked away and a large amount of dust overflows into the air but cannot be quickly found in a short time has further promotion effects on the physical health of workers and the protection of equipment.

As a further scheme of the utility model: the fixing seats are installed at the front end and the rear end of the corrugated pipe, and the connecting pipe is fixed with the fixing seats, so that the corrugated pipe, the ventilating pipe and the connecting pipe are connected and fixed conveniently.

As a further scheme of the utility model: the corrugated pipe fixing device is characterized in that through holes are formed in the positions, close to four corners, of the fixing seats respectively, limiting rods penetrate through the through holes between the front fixing seat and the rear fixing seat, nuts are connected to the limiting rods on the outer sides of the fixing seats in a threaded mode, and the limiting rods are used for reinforcing the corrugated pipe to be fixed and preventing the corrugated pipe from being pulled and damaged.

As a further scheme of the utility model: the fixing seat is simultaneously provided with an inclined through hole communicated with the straight through hole, and when the corrugated pipe is arranged in a non-linear mode, the limiting rod penetrates through the inclined through hole, so that the corrugated pipe is fixed, and the corrugated pipe is more flexible and convenient to use.

As a further scheme of the utility model: the inclined through holes are eight and are circularly and uniformly arranged by taking the straight through hole as the center, so that the requirement of multi-angle corrugated pipe turning is met.

As a further scheme of the utility model: the valve plate includes the frame, go up the plate body and lower plate body, the frame offsets fixedly with solid fixed ring inner wall, it is close to upper and lower both sides position with lower plate body in the frame respectively to go up the plate body, the shrinkage pool has been seted up with lower plate body position to last plate body of corresponding on the frame inside wall, both ends welded fastening respectively has the dead lever about going up the plate body and going down on the plate body, the dead lever extends to form in the shrinkage pool and supports, install the torsional spring simultaneously on the dead lever in the shrinkage pool, just can make the valve plate rotate and open the opening after the torsion of torsional spring is overcome to suction, the torsional spring further increases the required suction of rotation valve plate, the requirement to dust absorption is improved.

As a further scheme of the utility model: be fixed with the sleeve pipe on the frame inside wall between the upper and lower shrinkage pool, the intraductal intermediate position of cover is equipped with the spring, goes up the plate body and is fixed with the connecting rod that corresponds with the sleeve pipe down on the plate body, and the connecting rod offsets with the spring in extending the sleeve pipe, and the setting of spring is used for assisting the valve plate to reset, can close the dust that the valve plate avoided the ventilation duct when the stop work and fall out fast.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model provides a dustproof device for graphite product production, which is ingenious in structural arrangement and reasonable in arrangement, wherein a dust suction pump is started, dust generated by operation is sucked from a dust suction cover and is discharged from a dust discharge pipe along a ventilation pipe under the influence of negative pressure suction of the dust suction pump, so that the dustproof effect is achieved, meanwhile, a valve plate is arranged in a connecting pipe connected with the dust suction cover, on one hand, the valve plate prevents the dust from falling back from the ventilation pipe when the suction is low, on the other hand, the suction can be visually detected, when the suction is insufficient, the valve plate blocks the dust, whether the suction is insufficient or not can be visually judged by checking the dust suction condition of the dust suction cover, the situation that only a small amount of dust is sucked away and a large amount of dust overflows into the air and cannot be quickly found in a short time under the condition of low suction is avoided, and the further promotion effect on the health of workers and the protection of equipment is achieved;

2. the valve plate can be driven to rotate to open the through hole after the torque force of the torsion spring is further overcome by the suction force, the torsion spring further increases the suction force required by rotating the valve plate, and the requirement on the dust suction force is improved;

3. the connecting rods corresponding to the sleeves are further fixed on the upper plate body and the lower plate body, the connecting rods extend into the sleeves and are abutted against the springs, the springs are arranged to assist the valve plate to reset, and the valve plate can be quickly closed to prevent dust in the ventilation pipe from falling out when the operation is stopped;

4. the dust-proof device has the advantages of simple structure, convenient use and good dust-proof effect.

Drawings

Fig. 1 is a schematic structural diagram of a dust-proof device for producing graphite products.

Fig. 2 is a partial sectional view of a fixing seat in a dust-proof device for graphite product production.

Fig. 3 is a schematic structural diagram of a connecting pipe in a dust-proof device for graphite product production.

Fig. 4 is a schematic structural diagram of a part a of the dustproof device for producing graphite products.

In the figure: 1. a dust suction pump; 11. a vent pipe; 12. a dust exhaust pipe; 13. a bellows; 14. a fixed seat; 15. a limiting rod; 16. a nut; 17. a through hole; 18. an oblique through hole; 2. a dust hood; 21. a connecting pipe; 22. a protective sleeve; 23. a fixing ring; 24. a valve plate; 241. a frame; 242. an upper plate body; 243. a lower plate body; 244. a connecting rod; 245. a sleeve; 246. a spring; 247. fixing the rod; 248. a torsion spring; 249. concave holes; 25. and (6) a port.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

In the first embodiment, referring to fig. 1 to 3, a dust-proof device for graphite product production includes a dust suction pump 1 and a dust suction hood 2;

the dust suction pump 1 is connected with a ventilation pipe 11 and a dust exhaust pipe 12, the dust exhaust pipe 12 is simultaneously connected with a corrugated pipe 13, fixed seats 14 are respectively arranged at the front end and the rear end of the corrugated pipe 13, straight-through holes 17 are respectively arranged at positions, close to four corners, on the fixed seats 14, inclined through holes 18 communicated with the straight-through holes 17 are simultaneously formed in the fixed seats 14, eight inclined through holes 18 are respectively and uniformly arranged in a circular manner by taking the straight-through holes 17 as centers, limiting rods 15 penetrate through the straight-through holes 17 between the front fixed seat 14 and the rear fixed seat 14, and nuts 16 are connected to the limiting rods 15 on the outer sides of the fixed seats 14 in a threaded manner;

connecting pipe 21 is installed at 2 tops of suction hood, and connecting pipe 21 is fixed mutually with fixing base 14, and connecting pipe 21 and 2 outside of suction hood bolt fastening have lag 22 simultaneously, install solid fixed ring 23 in the connecting pipe 21, seted up four openings 25 on solid fixed ring 23, install movable valve plate 24 in the opening 25.

In the second embodiment, referring to fig. 4, the following technical features are added to the first embodiment: the valve plate 24 includes frame 241, go up plate body 242 and lower plate body 243, frame 241 offsets fixedly with solid fixed ring 23 inner wall, it is close to upper and lower both sides position respectively to go up plate body 242 and lower plate body 243 and be located frame 241, the shrinkage pool 249 has been seted up with lower plate body 243 position to last plate body 242 that corresponds on the frame 241 inside wall, both ends welded fastening respectively has the dead lever 247 about going up plate body 242 and lower plate body 243, dead lever 247 extends to form in the shrinkage pool 249 and supports, install the torsional spring 248 on the dead lever 247 in the shrinkage pool 249 simultaneously.

In the third embodiment, referring to fig. 4, the following technical features are added to the second embodiment: a sleeve 245 is welded and fixed on the inner side wall of the frame 241 between the upper concave hole 249 and the lower concave hole 249, a spring 246 is arranged in the middle of the sleeve 245, a connecting rod 244 corresponding to the sleeve 245 is welded and fixed on the upper plate body 242 and the lower plate body 243, and the connecting rod 244 extends into the sleeve 245 and is abutted against the spring 246.

The working principle of the utility model is as follows: when in use, the dust hood 2 is aligned with the graphite product, the dust suction pump 1 is started, the dust generated by operation is sucked from the dust hood 2 and discharged from the dust discharge pipe 12 along the ventilation pipe 11 under the influence of the negative pressure suction of the dust suction pump 1, thereby achieving the dustproof effect, meanwhile, a valve plate 24 is arranged in the connecting pipe 21 connected with the dust hood 2, when the valve plate 24 is driven to rotate by the suction force generated by the work of the dust collection pump 1, the dust is sucked away from the through hole 25, the valve plate 24 can prevent the dust from falling back from the vent pipe when the suction force is low on one hand, and can detect the suction force visually on the other hand, the valve plate 24 can block the dust when the suction force is insufficient, whether the suction force is insufficient can be intuitively judged by checking the dust suction condition of the dust suction cover 2, and under the condition of avoiding low suction force, the condition that only a small amount of dust is sucked away and a large amount of dust overflows into the air but cannot be quickly found in a short time is further promoted for the health of workers and the protection of equipment;

meanwhile, the torsion spring 248 additionally arranged on the valve plate 24 further increases the suction force required for rotating the valve plate 24, the requirement on the suction force is improved, the spring 246 is used for assisting the valve plate 24 to reset, and the valve plate 24 can be quickly closed to prevent dust in the ventilation pipe 11 from falling out when the operation is stopped.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a graphite products production dust keeper, includes dust absorption pump (1) and suction hood (2), a serial communication port, be connected with ventilation pipe (11) and dust exhaust pipe (12) on dust absorption pump (1), dust exhaust pipe (12) are connected with bellows (13) simultaneously, connecting pipe (21) are installed at suction hood (2) top, connecting pipe (21) are connected the intercommunication with bellows (13), connecting pipe (21) and suction hood (2) outside bolt fastening have lag (22) simultaneously, install solid fixed ring (23) in connecting pipe (21), gu seted up four openings (25) on fixed ring (23), install valve plate (24) of activity in opening (25).

2. The dustproof device for graphite product production according to claim 1, wherein the corrugated pipe (13) is provided with fixing seats (14) at the front end and the rear end, and the connecting pipe (21) is fixed with the fixing seats (14).

3. The graphite product production dustproof device according to claim 2, wherein the positions, close to four corners, of the fixing seats (14) are respectively provided with a through hole (17), a limiting rod (15) penetrates through the through hole (17) between the front fixing seat and the rear fixing seat (14), and a nut (16) is connected to the limiting rod (15) on the outer side of the fixing seats (14) in a threaded manner.

4. The dustproof device for graphite product production according to claim 3, wherein the fixing seat (14) is simultaneously provided with an inclined through hole (18) communicated with the through hole (17).

5. The graphite product production dustproof device according to claim 4, wherein the number of the inclined through holes (18) is eight, and the inclined through holes are uniformly arranged in a circular shape with the straight through hole (17) as a center.

6. The dustproof device for graphite product production according to any one of claims 1 to 5, wherein the valve plate (24) comprises a frame (241), an upper plate body (242) and a lower plate body (243), the frame (241) is abutted and fixed to the inner wall of the fixing ring (23), the upper plate body (242) and the lower plate body (243) are respectively located in the frame (241) and are close to the upper side and the lower side, concave holes (249) are formed in the inner side wall of the frame (241) and correspond to the upper plate body (242) and the lower plate body (243), fixing rods (247) are respectively welded and fixed to the left end and the right end of the upper plate body (242) and the lower plate body (243), the fixing rods (247) extend into the concave holes (249) to form support, and torsion springs (248) are simultaneously installed on the fixing rods (247) in the concave holes (249).

7. The graphite product production dustproof device according to claim 6, wherein a sleeve (245) is fixed on the inner side wall of the frame (241) between the upper concave hole (249) and the lower concave hole (249), a spring (246) is arranged in the middle of the sleeve (245), a connecting rod (244) corresponding to the sleeve (245) is fixed on the upper plate body (242) and the lower plate body (243), and the connecting rod (244) extends into the sleeve (245) and abuts against the spring (246).