CN219865445U - Noise-reducing mute steering power-assisted pump housing - Google Patents

Abstract

The utility model discloses a noise-reducing mute steering power-assisted pump housing, which relates to the technical field of pump housings and comprises a pump housing, a left housing and a right housing, wherein the left housing is positioned on the left side outside the pump housing, the right housing is positioned on the right side outside the pump housing, an inner ring, a first damping rubber ring, a first damping spring shock absorber and a second damping rubber ring are sequentially and fixedly arranged inside the left housing and the right housing from outside to inside, a silencing sponge is arranged on the inner walls of the left housing and the right housing, a second damping spring shock absorber and a side frame are sequentially arranged on the upper side and the lower side inside the left housing and the right housing from outside to inside, the side frame is fixedly connected with the second damping spring shock absorber, and a mute trundle is rotatably arranged inside the side frame. The damping spring shock absorber is adopted to eliminate left-right and up-down vibration outside the pump shell, so that the effect of noise reduction and silence is realized.

Description

Noise-reducing mute steering power-assisted pump housing

Technical Field

The utility model relates to the technical field of pump housings, in particular to a noise-reducing mute steering power-assisted pump housing.

Background

The steering booster pump is generally referred to as a power steering pump, and the power steering pump is driven by an engine to convert low-pressure oil in an oil tank into high-pressure oil and transmit the high-pressure oil to a steering control valve.

For example, in the prior art, a novel automobile steering booster pump with the publication number of CN 201800765U: the novel automobile steering booster pump comprises a pump shell, an overflow valve, an overflow port, an oil inlet bin, an oil outlet bin and a rotor, wherein the overflow port is fixedly arranged at the front side of the overflow valve, the overflow port is mutually communicated with the oil inlet bin and the oil outlet bin, the structure is simple, the manufacturing cost is low, the novel automobile steering booster pump is novel and practical, the utilization rate of transmission oil is greatly improved, the service life of the automobile steering booster pump is prolonged, and the novel automobile steering booster pump is suitable for popularization and use of various automobiles.

The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: when the pump body is used, the noise reduction treatment is not carried out on the pump body, so that a great amount of noise and vibration force are easily generated when the pump body works, the working environment of a user is reduced, the ageing damage of the pump body is accelerated, the service life of the pump body is shortened, and the overall use effect of the pump body is reduced.

Disclosure of Invention

The utility model mainly aims to provide a noise-reduction mute steering power-assisted pump housing which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a silence of making an uproar that falls turns to power assisted pump shell, includes pump case, left side shell and right shell, left side shell is located the outside left side of pump case, right side shell is located the outside right side of pump case, the inside of left side shell and right shell is by outside-in fixed mounting in proper order has inner loop, first damping rubber ring, first damping spring bumper shock absorber and second damping rubber ring, the amortization sponge is installed to the inner wall of left side shell and right shell, inside upper and lower both sides of left side shell and right shell are installed second damping spring bumper shock absorber and side bearer by outside-in proper order, and side bearer and second damping spring bumper shock absorber fixed connection, the inside rotation of side bearer installs the silence truckle.

Preferably, an outer ring is arranged at the middle position outside the pump shell, and the outer ring is fixedly connected with the pump shell.

Preferably, the right side outside the left shell and the left side outside the right shell are both provided with connecting discs, a damping rubber ring is arranged between the connecting discs, and the damping rubber ring is fixedly connected with the connecting discs.

Preferably, a chassis is arranged on the left side of the outer part of the left shell, and the chassis is fixedly connected with the left shell.

Preferably, the upper side and the lower side of the chassis are both provided with perforations, and the perforations and the chassis are integrally formed.

Preferably, a silencing barrel is arranged at the middle position of the right end outside the right shell, and the silencing barrel is fixedly connected with the right shell.

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

1. play the outside left and right sides of pump case through first damping spring bumper shock absorber and to shock attenuation cushioning effect, play the outside fore-and-aft direction shock attenuation cushioning effect of pump case through the second damping rubber ring, when the pump body operation, the vibration of production is buffered, simultaneously, cooperation amortization sponge is with sound absorption, further improves noise reduction effect, realizes silence effect, has solved the big problem of noise when current pump body uses among the background art.

2. When the left shell or the right shell is arranged outside the pump shell, the mute trundle is attached to the outside of the pump shell for rolling, and under the elastic action of the second damping spring shock absorber, the mute trundle is tightly attached to the pump shell, so that the stability of fixing the pump shell is improved, and the installation of the pump shell is also facilitated.

Drawings

FIG. 1 is a perspective view of the overall structure of a noise reduction mute steering power pump housing of the present utility model;

FIG. 2 is a perspective view of a noise reduction mute steering assist pump housing in a separated state according to the present utility model;

FIG. 3 is a cross-sectional view of the inner structure of the left casing of the noise-reducing mute steering booster pump casing of the present utility model;

fig. 4 is an enlarged partial view of area a in fig. 3 of a noise-reducing mute steering assist pump housing according to the present utility model.

In the figure: 1. a pump housing; 2. an outer ring; 3. a left shell; 4. a right shell; 5. a connecting disc; 6. a chassis; 7. damping rubber rings; 8. an inner ring; 9. a first shock-absorbing rubber ring; 10. a first damping spring shock absorber; 11. a second shock-absorbing rubber ring; 12. a sound deadening cylinder; 13. a sound-deadening sponge; 14. a second damping spring shock absorber; 15. a side frame; 16. mute castor.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a noise-reducing mute steering pump housing comprises a pump housing 1, a left housing 3 and a right housing 4, wherein the left housing 3 is positioned on the left side outside the pump housing 1, the right housing 4 is positioned on the right side outside the pump housing 1, an inner ring 8, a first damping rubber ring 9, a first damping spring damper 10 and a second damping rubber ring 11 are sequentially and fixedly installed inside the left housing 3 and the right housing 4 from outside to inside, a silencing sponge 13 is installed on the inner walls of the left housing 3 and the right housing 4, a second damping spring damper 14 and a side frame 15 are sequentially installed on the upper side and the lower side inside the left housing 3 and the right housing 4 from outside to inside, the side frame 15 is fixedly connected with the second damping spring damper 14, and a mute caster 16 is rotatably installed inside the side frame 15.

In use, the first damping spring shock absorber 10 is used for damping the outside of the pump shell 1 in the left-right direction, the second damping rubber ring 11 is used for damping the outside of the pump shell 1 in the front-back direction, and when the pump body operates, the generated vibration is buffered, and meanwhile, the sound is absorbed by the cooperation of the silencing sponge 13. It should be noted that, in order to save the space, the innovative elements of the present patent are highlighted, and the present solution is to improve the related structure of the internal driving transmission structure of the non-steering booster pump on the basis of the existing pump housing of the steering booster pump, such as the pump housing 1, the silencing sponge 13 and other conventional devices, which are not described in the present patent.

In the present embodiment, an outer ring 2 is provided at an intermediate position outside the pump casing 1, and the outer ring 2 is fixedly connected to the pump casing 1, the outer ring 2 being for contact-fixing with a second cushion rubber ring 11.

In this embodiment, the right side outside the left casing 3 and the left side outside the right casing 4 are both provided with the connection disc 5, and the shock-absorbing rubber ring 7 is installed between the connection disc 5, and shock-absorbing rubber ring 7 and connection disc 5 fixed connection, and shock-absorbing rubber ring 7 plays sealed absorbing effect.

In this embodiment, the chassis 6 is disposed on the left side of the outer portion of the left casing 3, and the chassis 6 is fixedly connected with the left casing 3, and the chassis 6 is used for fixing the left casing 3 with other objects.

In this embodiment, the upper and lower sides of the chassis 6 are provided with holes, and the holes and the chassis 6 are integrally formed, and the holes are used for fixing screws.

In the embodiment, the silencing barrel 12 is arranged at the middle position of the outer right end of the right shell 4, the silencing barrel 12 is fixedly connected with the right shell 4, and the silencing barrel 12 plays a silencing role on the output end of the steering booster pump.

Working principle: the first damping spring shock absorber 10 is used for absorbing shock in the left and right directions outside the pump shell 1, the second damping rubber ring 11 is used for absorbing shock in the front and back directions outside the pump shell 1, when the pump body operates, generated vibration is buffered, meanwhile, the silencing sponge 13 is matched for absorbing sound, the noise reduction effect is further improved, the silencing effect is achieved, when the left shell 3 or the right shell 4 is arranged outside the pump shell 1, the silencing truckle 16 is attached to the outside of the pump shell 1 for rolling, and under the elastic action of the second damping spring shock absorber 14, the silencing truckle 16 is tightly attached to the pump shell 1, the stability of fixing the pump shell 1 is improved, and the installation of the pump shell 1 is also facilitated.

The circuit, the electronic components and the control module are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a silence formula of making an uproar turns to power assisted pump shell falls, includes pump case (1), left shell (3) and right shell (4), its characterized in that: left side shell (3) are located the outside left side of pump case (1), right side shell (4) are located the outside right side of pump case (1), the inside of left side shell (3) and right side shell (4) is by outside-in fixed mounting in proper order has inner ring (8), first damping rubber ring (9), first damping spring bumper shock absorber (10) and second damping rubber ring (11), noise reduction sponge (13) are installed to the inner wall of left side shell (3) and right side shell (4), second damping spring bumper shock absorber (14) and side frame (15) are installed by outside-in proper order to the inside upper and lower both sides of left side shell (3) and right side shell (4), and side frame (15) and second damping spring bumper shock absorber (14) fixed connection, truckle (16) are installed in the inside rotation of side frame (15).

2. The noise-reducing mute steering assist pump housing of claim 1, wherein: an outer ring (2) is arranged at the middle position outside the pump shell (1), and the outer ring (2) is fixedly connected with the pump shell (1).

3. The noise-reducing mute steering assist pump housing of claim 1, wherein: the right side outside the left shell (3) and the left side outside the right shell (4) are both provided with connecting discs (5), damping rubber rings (7) are installed between the connecting discs (5), and the damping rubber rings (7) are fixedly connected with the connecting discs (5).

4. The noise-reducing mute steering assist pump housing of claim 1, wherein: the left side of left shell (3) outside is provided with chassis (6), and chassis (6) and left shell (3) fixed connection.

5. The noise-reducing mute steering assist pump housing of claim 4, wherein: perforations are formed in the upper side and the lower side of the inside of the chassis (6), and the perforations and the chassis (6) are integrally formed.

6. The noise-reducing mute steering assist pump housing of claim 1, wherein: the middle position of the right end outside the right shell (4) is provided with a silencing barrel (12), and the silencing barrel (12) is fixedly connected with the right shell (4).