CN212360339U

CN212360339U - Vibration isolation device for vertical centrifugal pump jet flow source

Info

Publication number: CN212360339U
Application number: CN202021058194.8U
Authority: CN
Inventors: 张维国; 邵峰
Original assignee: Hubei Zhongjin Changhe Environmental Technology Co ltd
Current assignee: Hubei Zhongjin Changhe Environmental Technology Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-01-15
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a vibration isolation mounting in vertical centrifugal pump efflux source, including centrifugal pump body and base, the base is installed to centrifugal pump body bottom, the supporting seat is installed to the base bottom, the slot is installed to the four lateral walls of inner cavity of a support seat, inner cavity of a support seat installs the shock attenuation frame, and the slot is located four sides of shock attenuation frame, the packing of shock attenuation frame inner chamber has the honeycomb rubber slab, the utility model relates to a centrifugal pump technical field. This vibration isolation device in vertical centrifugal pump efflux source has solved the vibrations that present centrifugation originally too simply leads to transmitting ground or the too big poor problem of its vibration isolation effect that makes, shock attenuation frame, the setting of honeycomb rubber slab carries out preliminary shock attenuation to the vibrations that the centrifugal pump produced, then the vibrations that transmit the shock attenuation leg are reduced, and the rethread shock attenuation leg carries out vibrations that once the shock attenuation made its centrifugal pump body produce and transmits ground minimum through eliminating many times to make its vibration isolation effect better.

Description

Vibration isolation device for vertical centrifugal pump jet flow source

Technical Field

The utility model relates to a centrifugal pump technical field specifically is an isolation mounting in vertical centrifugal pump efflux source.

Background

The non-self-priming vertical multistage centrifugal pump has motor shaft connected directly to the pump shaft via the shaft coupling, vane made of stainless steel plate through stamping and welding or precise casting, and water inlet and outlet in the same straight line in the bottom of the pump.

However, with the deepening of the research on the radiation noise of the sea pipeline, most of experiments need to adopt a vertical centrifugal pump as a jet flow source of the pipeline, but the shock absorption structure of the existing centrifugal pump is too simple, but in the using process, huge vibration is generated at random and is easily transmitted to a water pool through the ground and the pool wall, so that a sound wave signal is formed, and the test measurement result is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a vibration isolation device in vertical centrifugal pump efflux source has solved the vibrations that present centrifugation originally too simply leads to transmitting ground and still too big problem that makes its vibration isolation effect poor.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a vibration isolation device in vertical centrifugal pump efflux source, includes centrifugal pump body and base, the base is installed to centrifugal pump body bottom, the supporting seat is installed to the base bottom, the slot is installed to supporting seat inner chamber four sides wall, supporting seat inner chamber installs the shock attenuation frame, and the slot is located four sides of shock attenuation frame, the packing of shock attenuation frame inner chamber has the honeycomb rubber slab, and the base is located honeycomb rubber slab top, the reinforcing plate is installed to shock attenuation frame bottom, and the reinforcing plate is located honeycomb rubber slab bottom, the traveller is installed to four side borders in base bottom, and the traveller runs through the slot inner chamber, the shock attenuation leg is installed to the supporting seat both sides.

Preferably, the shock absorption leg comprises a support cylinder, the bottom of the support cylinder is fixedly connected with a bearing cover, and a corrugated rubber pipe is arranged at the bottom of an inner cavity of the bearing cover.

Preferably, the support column is inserted into the bottom of the inner cavity of the support cylinder and penetrates through the corrugated rubber tube, the support column bottom is fixedly connected with the support plate, and the corrugated rubber tube is located between the support plate and the bearing cover.

Preferably, the locating plate is installed to the support section of thick bamboo inner chamber, and the locating plate is run through on the support column top, the spring is installed to the locating plate bottom, and the spring is located between locating plate and the bearing lid.

Preferably, the bottom end of one side of the sliding column is inserted with a bolt in a penetrating mode, the bolt is located at the bottom of the slot, and a rubber ring is adhered to the surface of the bottom of the slot.

Advantageous effects

The utility model provides an isolation mounting in vertical centrifugal pump efflux source. The method has the following beneficial effects:

1. the vibration isolation device of the vertical centrifugal pump jet source is characterized in that a shock absorption frame is arranged in an inner cavity of a supporting seat, a honeycomb rubber plate in the inner cavity of the shock absorption frame elastically supports a base, the shock absorption frame is large in hardness wall honeycomb rubber plate due to the fact that honeycomb holes are not formed in the shock absorption frame, the whole frame is prevented from being integrally deformed, a reinforcing plate is arranged at the top of the inner cavity of the shock absorption frame, the strength of the reinforcing plate is increased while shock absorption is carried out, the honeycomb rubber plate elastically supports the bottom of the whole base, the shock absorption effect is improved, the honeycomb structure of the honeycomb rubber plate enables the sound absorption and noise reduction effect to be improved, a corrugated rubber pipe is arranged at the bottom of the inner cavity of a shock absorption leg and supported between the supporting plate and a supporting cover for shock absorption, a spring is arranged between the bottom of the supporting cover and a positioning plate for secondary, thus, the damping effect is increased, and the vibration isolation effect is promoted; the setting of shock attenuation frame, honeycomb rubber slab carries out preliminary shock attenuation to the vibrations that the centrifugal pump produced, then transmits the vibrations of shock attenuation leg and is reduced, and the rethread shock attenuation leg carries out vibrations that once the shock attenuation made its centrifugal pump body produce and transmits ground minimum through eliminating many times to it is better to make its vibration isolation effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the supporting seat of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is the structural schematic view of the shock absorbing leg of the present invention.

In the figure: 1. a centrifugal pump body; 2. a base; 3. a supporting seat; 4. a shock-absorbing frame; 5. a honeycomb rubber sheet; 6. a reinforcing plate; 7. a shock absorbing leg; 8. a slot; 9. a traveler; 10. a support cylinder; 11. a bearing cover; 12. a support pillar; 13. a corrugated rubber tube; 14. a support plate; 15. positioning a plate; 16. a spring; 17. and (4) a bolt.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a vibration isolation device for a vertical centrifugal pump jet source, which comprises: the utility model provides a vibration isolation device in vertical centrifugal pump efflux source, including centrifugal pump body 1 and base 2, base 2 is installed to 1 bottom of centrifugal pump body, supporting seat 3 is installed to 2 bottom of base, slot 8 is installed to 3 inner chamber four side walls of supporting seat, damping frame 4 is installed to 3 inner chambers of supporting seat, and slot 8 is located four sides of

damping frame

4, 4 inner chamber packs of damping frame have honeycomb rubber slab 5, and base 2 is located 5 tops of honeycomb rubber slab, damping frame 4 installs reinforcing plate 6 in the bottom, and reinforcing plate 6 is located 5 bottoms of honeycomb rubber slab, traveller 9 is installed to four side borders in 2 bottoms of base, and traveller 9 runs through the 8 inner chambers of slot, damping leg 7 is installed to 3 both sides of supporting seat.

The shock absorption legs 7 comprise a support cylinder 10, a support cover 11 is fixedly connected to the bottom of the support cylinder 10, and a corrugated rubber pipe 13 is installed at the bottom of an inner cavity of the support cover 11.

Support column 12 is inserted and connected to the bottom of the inner cavity of support cylinder 10, corrugated rubber tube 13 runs through support column 12, support plate 14 is fixedly connected to the bottom of support column 12, and corrugated rubber tube 13 is located between support plate 14 and bearing cover 11.

A positioning plate 15 is installed in the inner cavity of the supporting cylinder 10, the top end of the supporting column 12 penetrates through the positioning plate 15, a spring 16 is installed at the bottom of the positioning plate 15, and the spring 16 is located between the positioning plate 15 and the bearing cover 11.

The bottom end of one side of the sliding column 9 is inserted with a bolt 17 in a penetrating way, the bolt 17 is positioned at the bottom of the slot 8, and the surface of the bottom of the slot 8 is adhered with a rubber ring.

When the shock absorption and damping device works, the base 2 is arranged at the top of an inner cavity of the supporting seat 3, the sliding columns 9 at the four side edges of the top of the base 2 are inserted into the inner cavities of the slots 8 at the four side walls of the inner cavity of the supporting seat 3, the shock absorption frame 4 is arranged in the inner cavity of the supporting seat 3, the honeycomb rubber plate 5 at the inner cavity of the shock absorption frame 4 elastically supports the base 2, the honeycomb holes are not arranged in the shock absorption frame 4, so that the honeycomb rubber plate 5 with a hard wall is large, the whole frame is prevented from being integrally deformed, the strength of the reinforcing plate 6 is increased while shock absorption is carried out, the honeycomb rubber plate 5 elastically supports the whole bottom of the base 2, so that the shock absorption effect is improved, the honeycomb structure of the honeycomb rubber plate 5 increases the sound absorption and noise reduction effects, the bolt 17 is arranged on one side of the top of the sliding column 9, the sliding column 9 of the vibration damping leg is enabled to ensure a moving space and simultaneously avoid the separation between the base 2 and the supporting seat 3, the corrugated rubber tube 13 is arranged at the bottom of the inner cavity of the vibration damping leg 7 and supported between the supporting plate 14 and the bearing cover 11 for damping, and the spring 16 is arranged between the bottom of the bearing cover 11 and the positioning plate 15 for secondary damping, so that the vibration damping leg 7 is elastically supported through the spring 16 and the corrugated rubber tube 13, the vibration damping effect is increased, and the vibration isolation effect is promoted; shock attenuation frame 4, honeycomb rubber slab 5 set up the vibrations that the centrifugal pump produced and carry out preliminary shock attenuation, then transmit the vibrations of shock attenuation leg 7 and be reduced, and rethread shock attenuation leg 7 carries out vibrations that once the shock attenuation made its centrifugal pump body 1 produce and transmits ground minimum through eliminating many times to make its vibration isolation effect better.

It is noted that, herein, relational terms such as first and second, and the like may be 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. The phrase "comprising a defined element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an isolation mounting in vertical centrifugal pump efflux source, includes centrifugal pump body (1) and base (2), its characterized in that are installed to centrifugal pump body (1) bottom: the damping support is characterized in that a supporting seat (3) is installed at the bottom of the base (2), slots (8) are installed on four side walls of an inner cavity of the supporting seat (3), a damping frame (4) is installed on the inner cavity of the supporting seat (3), the slots (8) are located on four sides of the damping frame (4), a honeycomb rubber plate (5) is filled in the inner cavity of the damping frame (4), the base (2) is located at the top of the honeycomb rubber plate (5), a reinforcing plate (6) is installed at the bottom of the damping frame (4), the reinforcing plate (6) is located at the bottom of the honeycomb rubber plate (5), sliding columns (9) are installed at the edges of four sides of the bottom of the base (2), the sliding columns (9) penetrate through the inner cavity of the slots (8), and.

2. The vibration isolation device for the vertical centrifugal pump jet source according to claim 1, wherein: the shock absorption legs (7) comprise a support cylinder (10), the bottom of the support cylinder (10) is fixedly connected with a bearing cover (11), and a corrugated rubber pipe (13) is installed at the bottom of an inner cavity of the bearing cover (11).

3. The vibration isolation device for the vertical centrifugal pump jet source according to claim 2, wherein: support column (12) are inserted and connected to the bottom of the inner cavity of support cylinder (10), corrugated rubber tube (13) is penetrated through support column (12), support plate (14) is fixedly connected to the bottom of support column (12), and corrugated rubber tube (13) is located between support plate (14) and bearing cover (11).

4. The vibration isolation device for the vertical centrifugal pump jet source according to claim 2, wherein: locating plate (15) are installed to support cylinder (10) inner chamber, and support column (12) top run through locating plate (15), spring (16) are installed to locating plate (15) bottom, and spring (16) are located between locating plate (15) and bearing lid (11).

5. The vibration isolation device for the vertical centrifugal pump jet source according to claim 1, wherein: the bottom end of one side of the sliding column (9) is inserted with a bolt (17) in a penetrating mode, the bolt (17) is located at the bottom of the slot (8), and a rubber ring is adhered to the surface of the bottom of the slot (8).