CN212250460U - Roots vacuum pump with dustproof amortization structure - Google Patents
Roots vacuum pump with dustproof amortization structure Download PDFInfo
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- CN212250460U CN212250460U CN202020881274.7U CN202020881274U CN212250460U CN 212250460 U CN212250460 U CN 212250460U CN 202020881274 U CN202020881274 U CN 202020881274U CN 212250460 U CN212250460 U CN 212250460U
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- supporting plate
- exhaust
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Abstract
The utility model discloses a Roots vacuum pump with a dustproof and silencing structure, which comprises a support plate, the lower part of the supporting plate is connected with the base through a damping mechanism, a Roots vacuum pump is fixedly arranged on the supporting plate, a sound-proof cover is arranged at the top of the supporting plate and outside the Roots vacuum pump, connecting mechanisms are arranged at the left side and the right side of the supporting plate, the connecting mechanism comprises a telescopic plate, a guide rod, a clamping block and a first spring, the guide rod is fixedly connected with the left side and the right side of the supporting plate, the outer side of the guide rod extends into the open slot, the upper side of the expansion plate is fixedly provided with a clamping block, the clamping block is clamped on the inner side surface of the sound-proof shield, the first spring is sleeved on the guide rod and is positioned between the supporting plate and the telescopic plate, the sound-proof housing sets up the upper end at the expansion plate, be equipped with exhaust housing on the sound-proof housing, the beneficial effects of the utility model are that: the detachable sound-proof housing is arranged, so that noise and vibration generated during working can be reduced, and the safety performance is improved.
Description
Technical Field
The utility model belongs to the technical field of the vacuum pump, especially, relate to a roots vacuum pump with dustproof amortization structure.
Background
The Roots vacuum pump is a variable displacement vacuum pump which is internally provided with two blade-shaped rotors which synchronously rotate in opposite directions, wherein small gaps are formed between the rotors and the inner wall of a pump shell, and the rotors and the inner wall of the pump shell are not in contact with each other.
The roots vacuum pump forms pneumatic noise easily in service, brings noise pollution easily, often solves the noise problem through setting up the sound-proof housing at roots vacuum pump, and current sound-proof housing often sets up with roots vacuum pump is fixed, and this makes maintenance and inspection to roots vacuum pump cause inconvenience, wastes time and energy.
SUMMERY OF THE UTILITY MODEL
Not enough to the aforesaid, the utility model provides a roots vacuum pump with dustproof amortization structure has detachable sound-proof housing, can reduce the noise and the vibration that the during operation produced, improves the security performance.
The utility model discloses a realize through following technical scheme: a Roots vacuum pump with a dustproof and noise-reduction structure comprises a support plate, wherein a base is connected below the support plate through a damping mechanism, the Roots vacuum pump is fixedly installed on the support plate, a sound-proof cover is arranged at the top of the support plate and positioned outside the Roots vacuum pump, connecting mechanisms are arranged on the left side and the right side of the support plate and comprise a telescopic plate, a guide rod, a fixture block and a first spring, the guide rod is fixedly connected on the left side and the right side of the support plate, the telescopic plate is connected to the upper end of the support plate in a sliding manner, an open slot is formed in one end of the telescopic plate, the outer side of the guide rod extends into the open slot, the fixture block is fixedly arranged on the upper side of the telescopic plate and is clamped on the inner side face of the sound-proof cover, the first spring is sleeved on the guide rod, the improved exhaust sound insulation cover is characterized in that an exhaust shell is arranged on the sound insulation cover, an air inlet is formed in one end of the exhaust shell and is communicated with an exhaust pipeline arranged on the Roots vacuum pump, a movable plate is arranged in the exhaust shell, the movable plate is tightly attached to the inner side wall of the exhaust shell, a second spring is arranged between one end, far away from the air inlet, of the exhaust shell and the movable plate, two ends of the second spring are fixedly connected with the inner walls of the movable plate and the exhaust shell respectively, and exhaust holes are formed in the upper side wall and the lower side wall of the exhaust shell and.
As a preferred technical scheme of the utility model, the spout has been seted up to the base upper surface, be equipped with two sliders in the spout, the slider embedding in the spout and with spout sliding connection, the top of every slider articulates there is the connecting rod, the top of connecting rod is articulated with the bottom of backup pad, and two sliders directly are equipped with compression spring, compression spring's both ends and slider fixed connection.
As a preferred technical scheme of the utility model, damper includes solid fixed cylinder and establishes the telescopic link in solid fixed cylinder top, the top of telescopic link and the bottom fixed connection of backup pad, the bottom of solid fixed cylinder and the top fixed connection of base, the bottom setting of telescopic link is at the inside and fixedly connected with compression plate of solid fixed cylinder, be equipped with the shock attenuation gasbag between the inner chamber bottom of compression plate and solid fixed cylinder.
As an optimized technical scheme of the utility model, the sound-proof sponge is filled in the sound-proof housing.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the sound-proof cover is arranged, so that noise generated by the Roots vacuum pump can be absorbed, noise pollution is reduced, meanwhile, the sound-proof cover can prevent objects from colliding with the Roots vacuum pump and abrasion caused by long-term exposure outside is avoided, the sound-proof cover is designed to be detachable, the structure is simple, and workers can conveniently detect and maintain the Roots vacuum pump;
(2) the exhaust shell is arranged to play a role in water and dust prevention, and prevent external dust and water from entering the interior of the Roots vacuum pump through the exhaust pipeline and damaging the Roots vacuum pump;
(3) set up dual shock-absorbing structure between backup pad and base, the shock attenuation is effectual, can reduce the vibration that roots vacuum pump produced and noise reduction's production, improves roots vacuum pump's safety in utilization and extension roots vacuum pump life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a schematic view of the internal structure of the exhaust housing of the present invention;
fig. 4 is a schematic view of the internal structure of the middle damping mechanism of the present invention.
List of reference numerals: 1. a support plate; 2. a damping mechanism; 3. a base; 4. a Roots vacuum pump; 5. a sound-proof housing; 6. a retractable plate; 7. a guide bar; 8. a clamping block; 9. a first spring; 10. an exhaust housing; 11. an air inlet; 12. an exhaust duct; 13. moving the plate; 14. a second spring; 15. an exhaust hole; 16. a chute; 17. a slider; 18. a connecting rod; 19. a compression spring; 20. a fixed cylinder; 21. a telescopic rod; 22. a compression plate; 23. a shock-absorbing air bag; 24. a sound insulation sponge.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1, 2 and 3, the roots vacuum pump with a dustproof and noise reduction structure comprises a support plate 1, a base 3 is connected below the support plate 1 through a damping mechanism 2, the roots vacuum pump 4 is fixedly mounted on the support plate 1, a noise shield 5 is arranged at the top of the support plate 1 and outside the roots vacuum pump 4, connection mechanisms are arranged at the left and right sides of the support plate 1, each connection mechanism comprises a telescopic plate 6, a guide rod 7, a fixture block 8 and a first spring 9, the guide rod 7 is fixedly connected at the left and right sides of the support plate 1, the telescopic plate 6 is slidably connected at the upper end of the support plate 1, an open slot is formed at one end of the telescopic plate 6, the outer side of the guide rod 7 extends into the open slot, the fixture block 8 is fixedly arranged at the upper side of the telescopic plate 6, the fixture block 8 is clamped at the inner side surface of the noise shield 5, the first spring, the sound-proof cover 5 is arranged at the upper end of the expansion plate 6, an exhaust shell 10 is arranged on the sound-proof cover 5, an air inlet 11 is arranged at one end of the exhaust shell 10, the air inlet 11 is communicated with an exhaust pipeline 12 arranged on the Roots vacuum pump 4, a movable plate 13 is arranged in the exhaust shell 10, the movable plate 13 is tightly attached to the inner side wall of the exhaust shell 10, a second spring 14 is arranged between one end of the exhaust shell 10, far away from the air inlet 11, and the movable plate 13, two ends of the second spring 14 are fixedly connected with the movable plate 13 and the inner wall of the exhaust shell 10 respectively, exhaust holes 15 are formed in the upper side wall and the lower side wall of the exhaust shell 10, and the exhaust holes 15 are located on the outer side of the sound-proof.
As an embodiment of the utility model, spout 16 has been seted up to 3 upper surfaces of base, be equipped with two sliders 17 in spout 16, slider 17 imbeds in spout 16 and with 16 sliding connection of spout, and the top of every slider 17 articulates there is connecting rod 18, the top of connecting rod 18 is articulated with the bottom of backup pad 1, and two sliders 17 directly are equipped with compression spring 19, compression spring 19's both ends and slider 17 fixed connection, when roots vacuum pump 4 produces the vibration, connecting rod 18 drives slider 17 and moves to the outside, and compression spring 19 can exert pulling force to two sliders 17, and then plays absorbing effect, reduces vacuum pump roots 4's vibration.
As an embodiment of the present invention, as shown in fig. 4, the damping mechanism includes a fixed cylinder 20 and a telescopic rod 21 disposed above the fixed cylinder 20, the top of the telescopic rod 21 is fixedly connected with the bottom of the supporting plate 1, the bottom of the fixed cylinder 20 is fixedly connected with the top of the base 3, the bottom of the telescopic rod 21 is disposed inside the fixed cylinder 20 and is fixedly connected with a compression plate 22, a damping airbag 23 is disposed between the compression plate 22 and the bottom of the inner cavity of the fixed cylinder 20, when the roots vacuum pump 4 vibrates, the telescopic rod 21 moves downwards to drive the compression plate 22 to compress the damping airbag 23 downwards, so as to reduce the vibration of the roots vacuum pump 4.
As an embodiment of the present invention, the sound-proof sponge 24 is filled in the sound-proof cover 5.
The utility model discloses the during operation, 4 combustion gas of roots vacuum pump pass through exhaust duct 12 and air inlet 11, get into exhaust shell 10, atmospheric pressure makes movable plate 13 remove to the direction of keeping away from air inlet 11, compress second spring 14, make gas pass through gas vent 15 and discharge, after gaseous emission, second spring 14 resumes original length, resume original position with movable plate 13, make movable plate 13 block exhaust hole 15, can prevent that external dust and water from getting into roots vacuum pump inside through exhaust duct 12.
Set up sound-proof housing 5, can absorb the noise that roots vacuum pump 4 produced, sound-proof housing 5 sets to detachable, and convenient needs maintain and the inspection to roots vacuum pump 4, press expansion plate 6 along the inside removal of open slot, compress 9 to first spring, and expansion plate 6 drives 8 inside removals of fixture block, realizes the separation of fixture block 8 and sound-proof housing 5 simultaneously, accomplishes sound-proof housing 5's dismantlement.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a roots vacuum pump with dustproof amortization structure which characterized in that: the exhaust sound insulation device comprises a supporting plate, a base is connected with the lower portion of the supporting plate through a damping mechanism, a Roots vacuum pump is fixedly mounted on the supporting plate, a sound insulation cover is arranged at the top of the supporting plate and located on the outer side of the Roots vacuum pump, connecting mechanisms are arranged on the left side and the right side of the supporting plate and comprise an expansion plate, a guide rod, a fixture block and a first spring, the guide rod is fixedly connected to the left side and the right side of the supporting plate, the expansion plate is connected to the upper end of the supporting plate in a sliding mode, an open slot is formed in one end of the expansion plate, the outer side of the guide rod extends into the open slot, the fixture block is fixedly arranged on the upper side of the expansion plate and is clamped on the inner side face of the sound insulation cover, the first spring is sleeved on the guide rod and located between the supporting plate and, the exhaust device comprises an exhaust shell, an air inlet, a movable plate, a second spring, exhaust holes and a sound-proof cover, wherein the air inlet is communicated with an exhaust pipeline arranged on the Roots vacuum pump, the exhaust shell is internally provided with the movable plate, the movable plate is tightly attached to the inner side wall of the exhaust shell, the second spring is arranged between one end, far away from the air inlet, of the exhaust shell and the movable plate, two ends of the second spring are fixedly connected with the movable plate and the inner wall of the exhaust shell respectively, and the upper side wall and.
2. The roots vacuum pump with dust-proof and noise-reduction structure as claimed in claim 1, wherein: the base upper surface has been seted up the spout, be equipped with two sliders in the spout, the slider embedding in the spout and with spout sliding connection, the top of every slider articulates there is the connecting rod, the top of connecting rod is articulated with the bottom of backup pad, two sliders directly are equipped with compression spring, compression spring's both ends and slider fixed connection.
3. The roots vacuum pump with dust-proof and noise-reduction structure as claimed in claim 1, wherein: damping mechanism includes a fixed section of thick bamboo and establishes the telescopic link in a fixed section of thick bamboo top, the top of telescopic link and the bottom fixed connection of backup pad, the bottom of a fixed section of thick bamboo and the top fixed connection of base, the bottom setting of telescopic link is at the inside and fixedly connected with compression plate of a fixed section of thick bamboo, be equipped with the shock attenuation gasbag between the inner chamber bottom of compression plate and a fixed section of thick bamboo.
4. The roots vacuum pump with dust-proof and noise-reduction structure as claimed in claim 1, wherein: and the sound insulation cover is filled with sound insulation sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020881274.7U CN212250460U (en) | 2020-05-24 | 2020-05-24 | Roots vacuum pump with dustproof amortization structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020881274.7U CN212250460U (en) | 2020-05-24 | 2020-05-24 | Roots vacuum pump with dustproof amortization structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250460U true CN212250460U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020881274.7U Active CN212250460U (en) | 2020-05-24 | 2020-05-24 | Roots vacuum pump with dustproof amortization structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658658A (en) * | 2022-04-28 | 2022-06-24 | 吴凡 | Low-noise dry type roots vacuum pump |
| CN114909292A (en) * | 2022-06-13 | 2022-08-16 | 济南黎明风机制造有限公司 | Noise and dust eliminating device for Roots blower |
-
2020
- 2020-05-24 CN CN202020881274.7U patent/CN212250460U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658658A (en) * | 2022-04-28 | 2022-06-24 | 吴凡 | Low-noise dry type roots vacuum pump |
| CN114909292A (en) * | 2022-06-13 | 2022-08-16 | 济南黎明风机制造有限公司 | Noise and dust eliminating device for Roots blower |
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