CN214330898U

CN214330898U - Oil-free sealing screw vacuum pump body

Info

Publication number: CN214330898U
Application number: CN202120288539.7U
Authority: CN
Inventors: 罗怡
Original assignee: Jiangsu Minyi Machinery Manufacturing Co ltd
Current assignee: Jiangsu Minyi Machinery Manufacturing Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-10-01
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses an oil-free sealing screw rod vacuum pump body relates to vacuum pump body field, can produce very big noise and the slow problem of heat dissipation to current vacuum pump, now proposes following scheme, and it includes the heat dissipation case, the vacuum pump body and base, base top fixed mounting has the heat dissipation case, heat dissipation bottom of the case end fixed mounting mount, the vacuum pump body is installed in the inside rotation of mount, just the vacuum pump body runs through the mount setting, one side inner wall that the mount was kept away from to the heat dissipation case is provided with the fin of equidistance along its direction of height. The utility model discloses novel structure, and the device can carry out the thermal treatment to the vacuum pump body, makes the inside structure of the vacuum pump body receive the protection, has prolonged the life of the vacuum pump body, inhales the noise that sound cotton can effectual reduction vacuum pump body produce moreover through setting up, and the device novel structure, and the operation is got up simply swiftly, the operation of being convenient for.

Description

Oil-free sealing screw vacuum pump body

Technical Field

The utility model relates to a vacuum pump body field especially relates to oil-free seal screw rod vacuum pump body.

Background

Along with the continuous high-speed development of economy in China, the downstream application industry related to the vacuum pump body is rapidly growing, the types of the vacuum pump body are continuously increased, and the vacuum pump body industry is stably and rapidly developed all the time under the common pulling of factors such as continuous expansion of the application of the vacuum pump body.

But the vacuum pump body can produce very big noise at the in-process that uses for other people can't focus on, and the vacuum pump body can produce very big heat when using moreover, keeps working under the high temperature state always and probably can cause the damage of inner structure, to this, we provide the oil-free seal screw rod vacuum pump body.

SUMMERY OF THE UTILITY MODEL

The utility model provides an oil-free sealing screw rod vacuum pump body has solved the vacuum pump and has realized producing very big noise and the slower problem of heat dissipation.

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

an oil-free sealing screw vacuum pump body comprises a heat dissipation box, a vacuum pump body and a base, wherein the top end of the base is fixedly provided with the heat dissipation box, the bottom end of the heat dissipation box is fixedly provided with a fixed frame, the inside of the fixed frame is rotatably provided with the vacuum pump body, the vacuum pump body penetrates through the fixed frame, one side inner wall of the heat dissipation box, far away from the fixed frame, is provided with radiating fins with equal distances along the height direction, the inner wall of the top end of one side of the heat dissipation box, near the fixed frame, is fixedly provided with an air inlet box, the inside of the air inlet box is rotatably provided with a triangular fan blade gear, the top end of one side of the base, far away from the heat dissipation box, is fixedly provided with a double-shaft motor, an output shaft at one end of the double-shaft motor is fixedly connected with a main belt pulley, the upper end of one side of the heat dissipation box, near the double-shaft motor, is fixedly provided with a fixed box, the inside of the fixed box is rotatably provided with a rotating rod, and the rotating rod extends to the outside of the fixed box is fixedly connected with an auxiliary belt pulley, the dwang is located the inside body of rod fixedly connected with triangle gear of air inlet case, triangle gear and flabellum gear engagement, one side fixed mounting that the heat dissipation case top is close to fixed case has filter equipment.

Preferably, sound absorption cotton is filled between the two radiating fins, and the main belt pulley and the auxiliary belt pulley are connected through a belt.

Preferably, the bottom end of the air inlet box is provided with air holes arranged at equal intervals.

Preferably, filter equipment includes the rose box, presses knob, first spring, dog, filter, kelly, second spring and fixed block, one side fixed mounting that the heat dissipation case top is close to the biax motor has the rose box, rose box both sides hypomere slidable mounting has two to be the knob of pressing that the symmetry set up, is located it has first spring to press the body of rod fixed cup joint between knob and the rose box, the upper segment fixed mounting of rose box both sides inner wall has two to be the dog that the symmetry set up, two slidable mounting has the filter between the dog, filter both sides upper segment fixed mounting has two to be the fixed block that the symmetry set up, one side rotation that the fixed block lower extreme is close to the dog is installed the kelly, fixedly connected with second spring between the one side hypomere that kelly and filter are relative.

Preferably, the clamping rod is arranged in an L shape, the part, located inside the filter box, of the pressing knob is matched with the lower section of the clamping rod, and the width of the filter box is matched with that of the air inlet box.

The utility model has the advantages that:

1. drive main belt pulley through the biax motor and rotate, main belt pulley drives triangle gear revolve to make flabellum gear revolve, and then dispel the heat to the vacuum pump body, the fin of heat dissipation incasement also can carry out the heat absorption to the vacuum pump body simultaneously and handle, the effectual overheated problem that leads to the internal damage when having solved the vacuum pump body and using.

2. The sound absorption cotton is arranged between the radiating fins, so that the noise generated by the vacuum pump body is reduced, and the problem of great noise generated by the vacuum pump body in the using process is effectively solved.

To sum up, the device can carry out the heat dissipation to the vacuum pump body and handle, makes the inside structure of vacuum pump body receive the protection, has prolonged the life of the vacuum pump body, inhales the sound cotton noise that can effectual reduction vacuum pump body produced through the setting moreover, and the device novel structure, and the operation is got up simply swiftly, the operation of being convenient for.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a front sectional view of the filtering device of the present invention.

Reference numbers in the figures: 1. a heat dissipation box; 2. a vacuum pump body; 3. a fixed mount; 4. a base; 5. a heat sink; 6. a double-shaft motor; 7. a primary pulley; 8. a belt; 9. a secondary pulley; 10. rotating the rod; 11. a fixed box; 12. a triangular gear; 13. a fan blade gear; 14. a filter box; 15. pressing a knob; 16. a first spring; 17. a stopper; 18. a filter plate; 19. a clamping rod; 20. a second spring; 21. a fixed block; 22. an air inlet box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, there is not oily sealed screw vacuum pump body, including heat dissipation case 1, vacuum pump body 2 and base 4, 4 top fixed mounting of base has heat dissipation case 1, 1 bottom fixed mounting mount 3 of heat dissipation case, 3 internally rotate and install vacuum pump body 2, and vacuum pump body 2 runs through mount 3 and sets up, one side inner wall that heat dissipation case 1 kept away from mount 3 is provided with equidistance fin 5 along its direction of height, it has sound absorbing cotton to fill between two said fin 5, connect through belt 8 between main belt pulley 7 and the secondary belt pulley 9, one side top inner wall fixed mounting that heat dissipation case 1 is close to mount 3 has air inlet box 22, air inlet box 22 bottom is seted up the gas pocket that is the equidistance and sets up, air inlet box 22 internally rotate and install triangle fan blade gear 13, one side top fixed mounting that base 4 kept away from heat dissipation case 1 has biax motor 6, the heat dissipation box comprises a heat dissipation box 1, a fixed box 11, a rotating rod 10, a part of the rotating rod 10 extending to the outside of the fixed box 11, a triangular gear 12, a fan blade gear 13, a filtering device, a filter box 14, a pressing knob 15, a first spring 16, a stop block 17, a filtering plate 18, a clamping rod 19, a second spring 20 and a fixed block 21, wherein the upper end of one end of the heat dissipation box 1, close to the double-shaft motor 6, is fixedly connected with a main belt pulley 7, the upper end of one side, close to the double-shaft motor 6, of the heat dissipation box 1 is fixedly installed with the fixed box 11, the part of the rotating rod 10, extending to the outside of the fixed box 11, is fixedly connected with an auxiliary belt pulley 9, the rod body of the rotating rod 10, positioned inside an air inlet box 22 is fixedly connected with the triangular gear 12, the triangular gear 12 is meshed with the fan blade gear 13, one side, the top end of the heat dissipation box 1, close to the fixed box 11, is fixedly installed with the filtering device, the filtering box 14 is provided with the filtering box 14, two pressing knobs 15 are symmetrically arranged at the lower sections at the two sides of the filtering box, the rod body between the pressing knob 15 and the filter box 14 is fixedly sleeved with a first spring 16, two symmetrically-arranged check blocks 17 are fixedly arranged on the upper sections of the inner walls of the two sides of the filter box 14, a filter plate 18 is slidably arranged between the two check blocks 17, two symmetrically-arranged fixed blocks 21 are fixedly arranged on the upper sections of the two sides of the filter plate 18, a clamping rod 19 is rotatably arranged on one side, close to the check blocks 17, of the lower end of each fixed block 21, the clamping rod 19 is arranged in an L shape, the part, located inside the filter box 14, of the pressing knob 15 is matched with the lower section of the clamping rod 19, the width of the filter box 14 is matched with that of the air inlet box 22, and a second spring 20 is fixedly connected between the clamping rod 19 and the lower section of the side, opposite to the filter plate 18.

The working principle is as follows: when the device is used, firstly, the double-shaft motor 6 is turned on, the double-shaft motor 6 drives the main belt pulley 7 and the vacuum pump body 2, when the vacuum pump body 2 is used, a large amount of heat is generated, the main belt pulley 7 rotates, the auxiliary belt pulley 9 is driven to rotate through the belt 8, the auxiliary belt pulley 9 drives the rotating rod 10 to rotate, the rotating rod 10 rotates, the main triangular gear 12 inside the air inlet box 22 rotates, the main triangular gear 12 drives the fan blade gear 13 to rotate, the fan blade gear 13 rotates to suck air into the heat dissipation box 1 through the filter box 14, so that the heat dissipation box 1 is subjected to heat dissipation operation, the heat dissipation fins 5 on one side, far away from the double-shaft motor 6, of the heat dissipation box 1 also perform heat absorption operation on the vacuum pump body 2, when the vacuum pump body 2 generates noise during operation, at the time, the noise reduction treatment is performed on the sound absorption cotton between the two heat dissipation fins 5, so as to reduce noise pollution, after the long-time work of air inlet box 22, the filter 18 that is located filter box 14 inside can adsorb a large amount of dust, thereby influence the radiating efficiency, press knob 15 at this moment to the inboard, thereby make first spring 16 receive the compression, and then promote inside shrink of kelly 19 and dog 17 separation, make the shrink of second spring 20 simultaneously, at this moment can take out filter 18 and wash, after the washing is accomplished, press filter 18 to filter box 14 inside, it can to put the hand when kelly 19 and dog 17 coincide mutually.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Oil-free sealing screw vacuum pump body, including heat dissipation case (1), the vacuum pump body (2) and base (4), its characterized in that, base (4) top fixed mounting has heat dissipation case (1), heat dissipation case (1) bottom fixed mounting mount (3), the vacuum pump body (2) is installed in mount (3) internal rotation, just the vacuum pump body (2) runs through mount (3) and sets up, one side inner wall that mount (3) were kept away from in heat dissipation case (1) is provided with fin (5) of equidistance along its direction of height, one side top inner wall fixed mounting that heat dissipation case (1) is close to mount (3) has air inlet case (22), triangular fan blade gear (13) is installed in air inlet case (22) internal rotation, one side top fixed mounting that heat dissipation case (1) was kept away from in base (4) has double-axis motor (6), output shaft fixedly connected with main belt pulley (7) of double-shaft motor (6) one end, one side upper end fixed mounting that heat dissipation case (1) is close to double-shaft motor (6) has fixed case (11), dwang (10) are installed in fixed case (11) internal rotation, dwang (10) extend to the vice belt pulley of partial fixedly connected with (9) of fixed case (11) outside, dwang (10) are located the inside body of rod fixedly connected with triangular gear (12) of air inlet case (22), triangular gear (12) and flabellum gear (13) meshing, one side fixed mounting that heat dissipation case (1) top is close to fixed case (11) has filter equipment.

2. An oil-free sealing screw vacuum pump body according to claim 1, characterized in that sound absorbing cotton is filled between the two cooling fins (5), and the main belt pulley (7) and the auxiliary belt pulley (9) are connected through a belt (8).

3. An oil-free sealing screw vacuum pump body according to claim 1, characterized in that the bottom end of the air inlet box (22) is provided with air holes which are arranged at equal intervals.

4. The oil-free sealing screw vacuum pump body according to claim 1, wherein the filtering device comprises a filtering box (14), a pressing knob (15), a first spring (16), a stop block (17), a filtering plate (18), a clamping rod (19), a second spring (20) and a fixing block (21), the filtering box (14) is fixedly installed at one side of the top end of the heat dissipation box (1) close to the double-shaft motor (6), the two pressing knobs (15) which are symmetrically arranged are slidably installed at the lower sections of the two sides of the filtering box (14), the first spring (16) is fixedly sleeved on a rod body between the pressing knob (15) and the filtering box (14), the two symmetrically arranged stop blocks (17) are fixedly installed at the upper section of the inner walls of the two sides of the filtering box (14), the filtering plate (18) is slidably installed between the two stop blocks (17), the two symmetrically arranged fixing blocks (21) are fixedly installed at the upper section of the two sides of the filtering plate (18), one side of the lower end of the fixed block (21) close to the stop block (17) is rotatably provided with a clamping rod (19), and a second spring (20) is fixedly connected between the lower section of one side of the clamping rod (19) opposite to the filter plate (18).

5. An oil-free sealing screw vacuum pump body according to claim 4, characterized in that the clamping rod (19) is L-shaped, the part of the pressing knob (15) inside the filter box (14) is matched with the lower section of the clamping rod (19), and the width of the filter box (14) is matched with the width of the air inlet box (22).