CN215719861U

CN215719861U - Low-noise injection pump

Info

Publication number: CN215719861U
Application number: CN202122305362.XU
Authority: CN
Inventors: 韩春堂; 刘战国; 游雪城; 谢仕兵
Original assignee: Taizhou Hanmin Electromechanical Co ltd
Current assignee: Taizhou Hanmin Electromechanical Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-02-01
Anticipated expiration: 2031-09-23

Abstract

The utility model provides a low-noise injection pump, which comprises a base, wherein a pump body is arranged at the top of the base, a supporting block is arranged at the joint of the base and the pump body, a built-in groove is formed in the top surface of the base and is positioned under the supporting block, a silencing mechanism and a buffering mechanism are accommodated in the built-in groove from top to bottom, the sound generated when the injection pump operates is transmitted into the built-in groove through the supporting block and is gradually weakened through the silencing mechanism and the buffering mechanism, and the silencing mechanism comprises a connecting plate fixed on the bottom surface of the supporting block; through the amortization mechanism that sets up, can effectively weaken the sound that the jet pump produced during operation, then through the buffer gear who sets up again, under spring amortization mechanism's elastic action, can cushion the vibrational force of jet pump during operation, effectively prevent that the pump body from taking place strong collision with the base, and then can further weaken the sound that the jet pump vibrations produced again on the basis of amortization mechanism.

Description

Low-noise injection pump

Technical Field

The utility model relates to the technical field of injection pumps, in particular to a low-noise injection pump.

Background

The jet pump is a fluid-dynamic pump. The fluid power pump has no mechanical transmission and mechanical working components, and the fluid power pump uses the energy of another working fluid as a power source to convey low-energy liquid, so that the fluid power pump has good safety when being used for pumping inflammable and explosive materials.

However, the existing jet pump can generate certain vibration during operation, so that the base and the pump body collide to generate sound, and the noise generated during operation of the jet pump can influence the working efficiency of workers.

SUMMERY OF THE UTILITY MODEL

The present invention addresses the deficiencies of the prior art by providing a low noise jet pump.

The utility model solves the technical problems through the following technical means:

the low-noise injection pump comprises a base, wherein a pump body is arranged at the top of the base, a supporting block is arranged at the joint of the base and the pump body, an embedded groove is formed in the top surface of the base and is positioned right below the supporting block, and a silencing mechanism and a buffering mechanism are accommodated in the embedded groove from top to bottom; the sound generated when the jet pump operates is transmitted into the built-in groove through the supporting block, and then is gradually weakened through the silencing mechanism and the buffer mechanism.

Further, the silencing mechanism is including the connecting plate that is fixed in the bottom surface of supporting shoe, the sound hole of a plurality of array equipartition is seted up to the top surface of connecting plate, a plurality of transverse distribution's bar groove is seted up to the inside of connecting plate, a plurality of evenly distributed's through-hole is seted up to the interior bottom in bar groove, the terminal downwardly extending of through-hole extends to the bottom surface of connecting plate.

Furthermore, the bottom surface of connecting plate is fixed with inhales the sound sponge, the bottom surface of inhaling the sound sponge is fixed with the bottom plate.

Furthermore, buffer gear includes the rubber block of a plurality of array equipartition in the bottom plate bottom surface, the bottom surface of rubber block is fixed with buffer spring.

Furthermore, a shock pad is fixed at the tail end of the buffer spring, and the bottom surface of the shock pad is fixed with the inner bottom wall of the built-in groove.

Furthermore, flexible post is worn to be equipped with in buffer spring's inside, and the top of flexible post is fixed with the bottom surface of block rubber.

Furthermore, the shock pad is made of elastic rubber materials.

The utility model has the beneficial effects that: through the amortization mechanism that sets up, can effectively weaken the sound that the jet pump produced during operation, then through the buffer gear who sets up again, under spring amortization mechanism's elastic action, can cushion the vibrational force of jet pump during operation, effectively prevent that the pump body from taking place strong collision with the base, and then can further weaken the sound that the jet pump vibrations produced again on the basis of amortization mechanism.

Drawings

FIG. 1 is a schematic view of the low noise jet pump of the present invention;

FIG. 2 is a sectional view of the base and support block of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention.

In the figure: 1. a base; 2. a support block; 21. a built-in groove; 3. a pump body; 4. a silencing mechanism; 42. a connecting plate; 421. a sound hole; 422. a strip-shaped groove; 423. a through hole; 43. sound-absorbing sponge; 44. a base plate; 5. a buffer mechanism; 51. a buffer spring; 52. a telescopic column; 53. a rubber block; 54. a shock-absorbing pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

As shown in fig. 1 and 2, the low noise injection pump of the present embodiment includes a base 1, a pump body 3 is disposed on the top of the base 1, a supporting block 2 is disposed at the joint of the base 1 and the pump body 3, an embedded groove 21 is disposed on the top surface of the base 1 and under the supporting block 2, and a silencing mechanism 4 and a buffering mechanism 5 are accommodated in the embedded groove 21 from top to bottom; the sound generated when the jet pump operates is transmitted into the built-in groove 21 through the supporting block 2, and then is gradually weakened through the silencing mechanism 4 and the buffer mechanism 5; through set up built-in groove 21 on base 1, can put into built-in groove 21 with amortization mechanism 4 and buffer gear 5 in, can play the effect of protection to it, also can gradually weaken the sound that produces when the jet pump moves simultaneously to the inconvenience that the sound caused the staff when having alleviateed the jet pump operation.

As shown in fig. 2, in the low-noise injection pump of this embodiment, the silencing mechanism 4 includes a connecting plate 42 fixed to the bottom surface of the supporting block 2, the top surface of the connecting plate 42 is provided with a plurality of sound holes 421 uniformly distributed in an array, the inside of the connecting plate 42 is provided with a plurality of strip-shaped grooves 422 transversely distributed, the inner bottom of the strip-shaped grooves 422 is provided with a plurality of through holes 423 uniformly distributed, and the ends of the through holes 423 extend downward to the bottom surface of the connecting plate 42; the sound generated by the jet pump can be transmitted into the sound holes 421, and because the sound holes 421 and the through holes 423 are arranged in a staggered manner and the sound holes 421 are communicated with the through holes 423 through the strip-shaped grooves 422, the sound can shuttle in the strip-shaped grooves 422 and the through holes 423, so that the energy of the sound is gradually reduced, and the sound silencing effect is achieved.

As shown in fig. 2, in the low noise jet pump of the present embodiment, a sound absorption sponge 43 is fixed to the bottom surface of a connection plate 42, and a bottom plate 44 is fixed to the bottom surface of the sound absorption sponge 43; by mounting the sound absorbing sponge 43 on the bottom surface of the connection plate 42, the sound generated by the jet pump can be further reduced by absorbing the sound after the sound is reduced by the sound absorbing sponge 43.

As shown in fig. 3, in the low noise jet pump of the present embodiment, the buffer mechanism 5 includes a plurality of rubber blocks 53 uniformly distributed on the bottom surface of the bottom plate 44 in an array, and a buffer spring 51 is fixed on the bottom surface of the rubber block 53; through the bottom surface installation block rubber 53 at bottom plate 44, not only can play the effect of abrasionproof protection to buffer spring 51, can improve the buffer effect of buffer gear 5 to vibrations simultaneously, then under buffer spring 51's elasticity effect, can cushion the vibrations of jet pump during operation, effectively prevent to take place strong collision between the pump body 3 and the base 1, can reduce the sound that jet pump vibrations produced again on the basis of amortization mechanism 4 then.

As shown in fig. 3, in the low noise injection pump of the present embodiment, a shock absorbing pad 54 is fixed to the end of the buffer spring 51, and the bottom surface of the shock absorbing pad 54 is fixed to the inner bottom wall of the built-in groove 21; the shock absorption pad 54 made of elastic rubber is installed on the inner bottom wall of the built-in groove 21, so that the shock absorption effect of the buffer spring 51 on the shock during the operation of the jet pump can be further improved, and the bottom surface of the buffer spring 51 is protected from being worn.

As shown in fig. 3, in the low noise jet pump of the present embodiment, a telescopic column 52 is inserted into the buffer spring 51, and the top of the telescopic column 52 is fixed to the bottom of the rubber block 53; through the telescopic column 52 that stretches out and draws back from top to bottom at buffer spring 51's internally mounted for buffer spring 51 is when receiving the compression, only can compress along telescopic column 52's flexible direction, has then avoided buffer spring 51's compression to produce the skew, thereby has improved buffer spring 51 stability when receiving the compression.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. Low noise jet pump, including base (1), the top of base (1) is provided with the pump body (3), the junction of base (1) and pump body (3) is provided with supporting shoe (2), its characterized in that: a built-in groove (21) is formed in the top surface of the base (1) and is located right below the supporting block (2), and a silencing mechanism (4) and a buffering mechanism (5) are accommodated in the built-in groove (21) from top to bottom; the sound generated when the jet pump operates is transmitted into the built-in groove (21) through the supporting block (2), and then is gradually weakened through the silencing mechanism (4) and the buffer mechanism (5).

2. The low noise jet pump of claim 1, wherein: amortization mechanism (4) are including connecting plate (42) that are fixed in the bottom surface of supporting shoe (2), the sound hole (421) of a plurality of array equipartition are seted up to the top surface of connecting plate (42), a plurality of transverse distribution's strip groove (422) are seted up to the inside of connecting plate (42), a plurality of evenly distributed's through-hole (423) are seted up to the interior bottom in strip groove (422), the end downwardly extending of through-hole (423) reaches the bottom surface of connecting plate (42).

3. The low noise jet pump of claim 2, wherein: the sound-absorbing sponge (43) is fixed on the bottom surface of the connecting plate (42), and the bottom plate (44) is fixed on the bottom surface of the sound-absorbing sponge (43).

4. The low noise jet pump of claim 3, wherein: the buffer mechanism (5) comprises a plurality of rubber blocks (53) which are uniformly distributed on the bottom surface of the bottom plate (44) in an array mode, and buffer springs (51) are fixed on the bottom surface of each rubber block (53).

5. The low noise jet pump of claim 4, wherein: the tail end of the buffer spring (51) is fixed with a shock pad (54), and the bottom surface of the shock pad (54) is fixed with the inner bottom wall of the built-in groove (21).

6. The low noise jet pump of claim 4, wherein: the inside of buffer spring (51) is worn to be equipped with flexible post (52), and the bottom surface of the top of flexible post (52) and rubber block (53) is fixed.

7. The low noise jet pump of claim 5, wherein: the shock pad (54) is made of elastic rubber.