CN215719509U - Low-noise type brushed direct current rotary vane vacuum pump - Google Patents
Low-noise type brushed direct current rotary vane vacuum pump Download PDFInfo
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- CN215719509U CN215719509U CN202121970518.XU CN202121970518U CN215719509U CN 215719509 U CN215719509 U CN 215719509U CN 202121970518 U CN202121970518 U CN 202121970518U CN 215719509 U CN215719509 U CN 215719509U
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- vacuum pump
- pump body
- fixedly connected
- base
- rotary vane
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Abstract
The utility model discloses a low-noise type brushed direct current rotary vane vacuum pump, which comprises a vacuum pump body, a damping mechanism and a sound absorption mechanism, the lower end of the vacuum pump body is fixedly connected with a base for supporting the vacuum pump body, four corners of the lower end of the base are vertically and fixedly connected with sliding rods, the lower end of the sliding rod is provided with a rubber supporting leg, and the lower end of the base is fixedly connected with two parallel buffer frames, the hydraulic oil is conveyed to the interior of the buffering frame through the guide pipe, and is buffered and damped through the spring, thereby fully utilizing the horizontal space at the lower end of the base to buffer and damp the vacuum pump body and improving the damping efficiency of the vacuum pump body, the utility model utilizes the acoustic board to absorb the noise emitted by the vacuum pump body to realize the noise reduction of the vacuum pump body, utilize the standing groove to deposit dismantling the support simultaneously, be convenient for the removal and the transportation of vacuum pump body.
Description
Technical Field
The utility model relates to the technical field of vacuum pumps, in particular to a low-noise type brushed direct current rotary vane vacuum pump.
Background
The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. In general, a vacuum pump is a device for improving, generating and maintaining a vacuum in a certain closed space by various methods.
Can produce vibrations at vacuum pump during operation, long-time vibrations can lead to the vacuum pump part not hard up, influences the normal use of vacuum pump, and the general volume of current damping device is great, can not be to vacuum pump base lower extreme space make full use of, and vacuum pump during operation still can send the noise simultaneously, influences staff's normal work, and the person of not being convenient for uses.
In view of the above, an improved low noise brushed dc rotary vane vacuum pump is now devised.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a low noise type brushed dc rotary vane vacuum pump, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a low noise type has brush direct current rotary vane vacuum pump, includes vacuum pump body, damper and inhales the sound mechanism, vacuum pump body lower extreme fixedly connected with is used for carrying out the base that supports to the vacuum pump body, equal vertical fixedly connected with slide bar on four angles of base lower extreme, the slide bar lower extreme is provided with rubber leg, two buffering frames that are parallel to each other of base lower extreme fixedly connected with, the setting of buffering frame is between rubber leg.
The damping mechanism is arranged at the lower end of the base and used for buffering and damping the vacuum pump body when the vacuum pump body works.
Inhale the sound mechanism setting in the base upper end for absorb the noise that vacuum pump body during operation sent, and then reach the effect of making an uproar.
As a further scheme of the utility model: damping mechanism includes fixed frame, fixed frame fixed connection is inside the rubber landing leg, the first piston of fixed frame top fixedly connected with is passed to the slide bar lower extreme, first piston sliding connection is on fixed frame inner wall, fixedly connected with pipe on the fixed frame lateral wall, the one end that fixed frame was kept away from to the pipe is passed rubber landing leg fixed connection and is being cushioned frame both ends, fixed frame, pipe and buffering frame communicate each other, fixed frame, pipe and the inside hydraulic oil that all fills of buffering frame, sliding connection has two second pistons, two on the buffering frame inner wall be provided with between the second piston and be used for buffering the absorbing spring to the vacuum pump body, spring both ends fixed connection is on second piston lateral wall.
As a still further scheme of the utility model: inhale the sound mechanism and include the rubber cassette, rubber cassette fixed connection is on the base lateral wall of vacuum pump body both sides, can dismantle on the rubber cassette inner wall and be connected with the fixture block, fixture block upper end fixedly connected with support, fixedly connected with is used for absorbing the abatvoix that the vacuum pump body makes the noise on the support inner wall.
As a still further scheme of the utility model: and a placing groove for storing the support is formed in the inner wall of the base.
As a still further scheme of the utility model: and the side walls of the first piston and the second piston are fixedly connected with sealing gaskets for preventing hydraulic oil from leaking.
As a still further scheme of the utility model: the inside fixedly connected with of slide bar is used for improving the strengthening rib of slide bar structural strength.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is provided with the damping mechanism, when the damping is carried out, the hydraulic oil is conveyed into the damping frame through the guide pipe, and the damping is carried out through the spring, so that the horizontal space at the lower end of the base is fully utilized to carry out the damping and the shock absorption on the vacuum pump body, and the shock absorption efficiency of the vacuum pump body is improved.
2. The vacuum pump is provided with the sound absorption mechanism, the sound absorption plate is used for absorbing noise emitted by the vacuum pump body, noise reduction of the vacuum pump body is achieved, meanwhile, the placing groove is used for storing the dismantling support, and the vacuum pump body is convenient to move and transport.
Drawings
Fig. 1 is a schematic top view of a three-dimensional structure according to the present invention.
Fig. 2 is a schematic bottom three-dimensional structure of the present invention.
Fig. 3 is a schematic structural diagram of the present invention.
Wherein: 1. a vacuum pump body; 2. a base; 3. a fixing frame; 4. a first piston; 5. a buffer frame; 6. a second piston; 7. a spring; 8. a conduit; 9. a rubber leg; 10. a slide bar; 11. a placement groove; 12. a rubber clamping seat; 13. a clamping block; 14. a support; 15. an acoustic panel.
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. 1-3, in an embodiment of the present invention, a low-noise brushed dc rotary vane vacuum pump includes a vacuum pump body 1, a damping mechanism and a sound absorbing mechanism, a base 2 for supporting the vacuum pump body 1 is fixedly connected to a lower end of the vacuum pump body 1, slide bars 10 are vertically and fixedly connected to four corners of the lower end of the base 2, rubber support legs 9 are disposed at lower ends of the slide bars 10, two parallel buffer frames 5 are fixedly connected to lower ends of the base 2, and the buffer frames 5 are disposed between the rubber support legs 9.
The damping mechanism is arranged at the lower end of the base 2 and used for buffering and damping the vacuum pump body 1 when the vacuum pump body 1 works.
Inhale the sound mechanism setting in 2 upper ends of base for absorb the noise that vacuum pump body 1 during operation sent, and then reach the effect of making an uproar.
Damping mechanism includes fixed frame 3, fixed frame 3 fixed connection is inside 9 rubber landing legs, the first piston 4 of 3 top fixedly connected with of fixed frame is passed to slide bar 10 lower extreme, first piston 4 sliding connection is on fixed frame 3 inner wall, fixedly connected with pipe 8 on the fixed frame 3 lateral wall, 9 fixed connection at 5 both ends of buffering frame are passed to the one end that fixed frame 3 was kept away from to pipe 8, fixed frame 3, pipe 8 and buffering frame 5 communicate each other, fixed frame 3, pipe 8 and the inside hydraulic oil that all fills of buffering frame 5, sliding connection has two second pistons 6 on the 5 inner walls of buffering frame, two be provided with between the second piston 6 and be used for buffering absorbing spring 7 to vacuum pump body 1, spring 7 both ends fixed connection is on 6 lateral walls of second piston.
Damping mechanism's effect is when buffering the shock attenuation, through inside pipe 8 carries buffer frame 5 with hydraulic oil to cushion the shock attenuation through spring 7, thereby make full use of 2 lower extreme horizontal spaces of base cushion the shock attenuation to vacuum pump body 1, improve vacuum pump body 1's shock attenuation efficiency, convenient to use person uses.
Inhale the sound mechanism and include rubber cassette 12, rubber cassette 12 fixed connection is on the 2 lateral walls of base of vacuum pump body 1 both sides, can dismantle on the 12 inner walls of rubber cassette and be connected with fixture block 13, fixture block 13 upper end fixedly connected with support 14, fixedly connected with is used for absorbing the abatvoix 15 that vacuum pump body 1 sent the noise on the 14 inner walls of support, offer the standing groove 11 that is used for depositing support 14 on the 2 inner walls of base.
Inhale the effect of sound mechanism and utilize abatvoix 15 to absorb the noise that vacuum pump body 1 sent, realize falling of making an uproar to vacuum pump body 1, utilize standing groove 11 to deposit dismantling support 14 simultaneously, the removal and the transportation of vacuum pump body 1 of being convenient for, convenient to use person uses.
The working principle of the utility model is as follows:
during the shock attenuation, base 2 promotes slide bar 10 and moves down, slide bar 10 promotes first piston 4 and removes, first piston 4 slides along fixed frame 3 inner wall, inside hydraulic oil that first piston 4 promoted in the fixed frame 3 flowed to pipe 8, inside pipe 8 carried buffer frame 5 with hydraulic oil, under the effect of hydraulic oil pressure, two second pistons 6 along 5 inner walls relative movement of buffer frame, and compress spring 7, thereby realize the buffering shock attenuation to vacuum pump body 1.
When the vacuum pump is installed, the bracket 14 is taken out of the placing groove 11, and then the clamping block 13 is clamped on the rubber clamping seat 12, so that the sound absorption plate 15 on the bracket 14 is used for absorbing noise emitted by the vacuum pump body 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
Claims (6)
1. A low-noise type brushed direct current rotary vane vacuum pump comprises a vacuum pump body (1), a damping mechanism and a sound absorption mechanism, wherein the lower end of the vacuum pump body (1) is fixedly connected with a base (2) used for supporting the vacuum pump body (1), four corners of the lower end of the base (2) are vertically and fixedly connected with sliding rods (10), the lower end of each sliding rod (10) is provided with a rubber supporting leg (9), the low-noise type brushed direct current rotary vane vacuum pump is characterized in that the lower end of the base (2) is fixedly connected with two buffering frames (5) which are parallel to each other, and the buffering frames (5) are arranged between the rubber supporting legs (9);
the damping mechanism is arranged at the lower end of the base (2) and is used for buffering and damping the vacuum pump body (1) when the vacuum pump body (1) works;
the sound absorbing mechanism is arranged at the upper end of the base (2) and is used for absorbing noise generated when the vacuum pump body (1) works.
2. The low noise type brushed direct current rotary vane vacuum pump according to claim 1, wherein the damping mechanism comprises a fixed frame (3), the fixed frame (3) is fixedly connected inside a rubber leg (9), the lower end of the slide bar (10) penetrates through the top of the fixed frame (3) and is fixedly connected with a first piston (4), the first piston (4) is slidably connected on the inner wall of the fixed frame (3), a conduit (8) is fixedly connected on the side wall of the fixed frame (3), one end of the conduit (8) far away from the fixed frame (3) penetrates through the rubber leg (9) and is fixedly connected at two ends of the buffering frame (5), the fixed frame (3), the conduit (8) and the buffering frame (5) are communicated with each other, hydraulic oil is filled inside the fixed frame (3), the conduit (8) and the buffering frame (5), and two second pistons (6) are slidably connected on the inner wall of the buffering frame (5), two be provided with between second piston (6) and be used for carrying out shock attenuation spring (7) of buffering to vacuum pump body (1), spring (7) both ends fixed connection is on second piston (6) lateral wall.
3. A low noise type brushed dc rotary vane vacuum pump according to claim 1, wherein the sound absorbing mechanism comprises a rubber clamping seat (12), the rubber clamping seat (12) is fixedly connected to the side wall of the base (2) at both sides of the vacuum pump body (1), a clamping block (13) is detachably connected to the inner wall of the rubber clamping seat (12), a bracket (14) is fixedly connected to the upper end of the clamping block (13), and a sound absorbing plate (15) for absorbing the noise generated by the vacuum pump body (1) is fixedly connected to the inner wall of the bracket (14).
4. A low noise type brushed dc rotary vane vacuum pump as claimed in claim 3, characterized in that the inner wall of the base (2) is provided with a placing groove (11) for storing the bracket (14).
5. A low noise type brushed dc rotary vane vacuum pump as claimed in claim 2, wherein the side walls of the first piston (4) and the second piston (6) are fixedly connected with a sealing gasket for preventing hydraulic oil from leaking.
6. A low noise type brushed dc rotary vane vacuum pump as claimed in claim 1, wherein a reinforcing rib for improving the structural strength of the sliding bar (10) is fixedly connected to the inside of the sliding bar (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121970518.XU CN215719509U (en) | 2021-08-20 | 2021-08-20 | Low-noise type brushed direct current rotary vane vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121970518.XU CN215719509U (en) | 2021-08-20 | 2021-08-20 | Low-noise type brushed direct current rotary vane vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215719509U true CN215719509U (en) | 2022-02-01 |
Family
ID=79999345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121970518.XU Active CN215719509U (en) | 2021-08-20 | 2021-08-20 | Low-noise type brushed direct current rotary vane vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215719509U (en) |
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2021
- 2021-08-20 CN CN202121970518.XU patent/CN215719509U/en active Active
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