CN218325350U

CN218325350U - Condensate pump of centrifugal steam compressor

Info

Publication number: CN218325350U
Application number: CN202221985637.7U
Authority: CN
Inventors: 陆树根; 朱文庆; 刘凯
Original assignee: Jiangsu Xinhang Turbine Machinery Co ltd
Current assignee: Jiangsu Xinhang Turbine Machinery Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-01-17
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a centrifugal vapor compressor's condensate pump belongs to compression evaporation combined system technical field. The method comprises the following steps: the pump body, the first damping mechanism and the second damping mechanism; the first damping mechanism is arranged at the bottom of the pump body; the second damping mechanism is detachably connected to the first damping mechanism; the second damping mechanism is in contact with the side surface and the top surface of the pump body; an accommodating space is formed between the first damping mechanism and the second damping mechanism. When the pump body is arranged in the accommodating space, acting force is exerted between the bottom of the pump body and the first damping mechanism, and acting force is exerted between the top and the side of the pump body and the second damping mechanism; when the pump body vibrates in operation, the first damping mechanism absorbs energy and shock of the bottom of the pump body, the second damping mechanism absorbs energy and shock of the top and the side of the pump body, and the second damping mechanism also absorbs noise generated in operation of the pump body, so that noise is reduced.

Description

Condensate pump of centrifugal steam compressor

Technical Field

The utility model belongs to the technical field of the compression evaporation combined system, concretely relates to centrifugal vapor compressor's condensate pump.

Background

In a compression-evaporation combined system, a centrifugal vapor compressor (hereinafter, referred to as a compressor) is used in combination with a condensate pump. The heat exchange is carried out between the compressor and the condensate pump. The compressor is provided with a refrigerant outlet and a refrigerant inlet, and the condensate pump is also provided with a refrigerant inlet and a refrigerant outlet. The refrigerant outlet of the compressor is connected with the refrigerant inlet of the condensing pump, and the refrigerant inlet of the compressor is connected with the refrigerant outlet of the condensing pump.

However, in the working process of the condensation pump, the pump body can generate obvious vibration and generate large noise, the vibration can not only improve the noise problem in the working process of the condensation pump, but also accelerate the abrasion in the condensation pump.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to solve the problem, the utility model provides a centrifugal vapor compressor's condensate pump.

The technical scheme is as follows: a condensate pump for a centrifugal vapor compressor comprising: a pump body; the pump body is provided with a refrigerant input end and a refrigerant output end; the first damping mechanism is arranged at the bottom of the pump body; the first damping mechanism is used for damping the pump body in at least one direction; the second damping mechanism is detachably connected to the first damping mechanism; the second damping mechanism is in contact with the side surface and the top surface of the pump body; the second damping mechanism is used for damping the pump body in at least two directions; an accommodating space is formed between the first damping mechanism and the second damping mechanism, and the pump body is arranged in the accommodating space.

In a further embodiment, the first shock absorbing mechanism includes: the base is horizontally arranged; the top of the base is provided with a damping groove; a plurality of through holes are respectively formed in two sides of the top surface of the base; the first telescopic rod is vertically arranged in the damping groove; a first spring is sleeved on the first telescopic rod; a first damping table is arranged at the top end of the first telescopic rod; the bottom of the pump body is abutted to the first damping table, and the first damping table is stressed to compress the first spring downwards.

By adopting the technical scheme, when the pump body vibrates due to work, the first telescopic rod, the first spring and the first damping table are used for damping and absorbing energy to the bottom of the pump body, and the vibration of the bottom of the pump body is reduced.

In a further embodiment, the second damping mechanism comprises: the vertical column is detachably connected to the base; the top end of the vertical column extends to the horizontal direction to form a horizontal part; at least two groups of shock absorption components arranged at the bottom end of the horizontal part; the damping assembly is abutted against the top surface of the pump body; the at least two groups of connecting pieces are arranged at the lower end of the vertical column; the connecting piece is connected with the through hole.

Through adopting above-mentioned technical scheme, when the pump body produced vibrations because of work, damper assembly carries out the shock attenuation energy-absorbing to pump body top, and then reduces pump body vibrations, plays the effect of buffering.

In a further embodiment, the shock absorbing assembly comprises: the fixing block is arranged on the bottom surface of the horizontal part, the second telescopic rod is connected with the fixing block and extends downwards, the second spring of the second telescopic rod is sleeved, and the second damping table is arranged at the lower end of the second telescopic rod.

Through adopting above-mentioned technical scheme, second shock attenuation platform and pump body top butt have the effort between and for second telescopic link and the compression of second spring.

In a further embodiment, the second damping station comprises: the connecting part is arranged on the bottom surface of the connecting part and abutted against the damping part on the top surface of the pump body, and the damping outward-expanding parts are arranged on the top surface of the connecting part and positioned on two sides of the second telescopic rod; and a shockproof rubber ring is arranged in the shock absorption expanding part.

Through adopting above-mentioned technical scheme, when the compression of second telescopic link, contact between shock attenuation flaring portion and the fixed block outward.

In a further embodiment, an elastic layer is arranged on the side surface of the vertical column close to the pump body; the elastic layer is of a porous structure.

By adopting the technical scheme, when the pump body vibrates due to work, the elastic layer absorbs energy and absorbs shock to the side face of the pump body, particularly the side face of the pump body, so that the effects of shock absorption and noise absorption are achieved.

In a further embodiment, the vertical column is provided with a plurality of groups of through holes from bottom to top; one end of the through hole extends to the elastic layer, and the other end of the through hole is communicated with the outside.

By adopting the technical scheme, the through hole is communicated with the outside and the elastic layer to exchange heat, so that the heat dissipation effect of the pump body is achieved.

Has the beneficial effects that: when the pump body is arranged in the accommodating space, acting force is exerted between the bottom of the pump body and the first damping mechanism, and acting force is exerted between the top and the side of the pump body and the second damping mechanism; when the pump body works and shakes, the first damping mechanism absorbs energy and absorbs shock at the bottom of the pump body, the second damping mechanism absorbs energy and absorbs shock at the top and the side of the pump body, and the second damping mechanism also absorbs noise generated by the work of the pump body, so that the noise is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a part of the structure of the present invention.

Figure 3 is a schematic view of the structure of the shock absorbing assembly.

Each of fig. 1 to 3 is labeled as: the pump body 10, the refrigerant input end 11, the refrigerant output end 12, the first damping mechanism 20, the base 21, the damping groove 22, the through hole 23, the first telescopic rod 24, the first spring 25, the first damping table 26, the second damping mechanism 30, the vertical column 31, the horizontal portion 32, the damping component 33, the fixed block 331, the second telescopic rod 332, the second spring 333, the second damping table 334, the connecting portion 3341, the damping portion 3342, the damping outward-expanding portion 3343, the damping rubber ring 3344, the connecting piece 34, the elastic layer 35 and the through hole 36.

Detailed Description

As shown in fig. 1 to 3, the present embodiment provides a condensate pump of a centrifugal vapor compressor, including: a pump body 10, a first damping mechanism 20, and a second damping mechanism 30. The pump body 10 is provided with a refrigerant input end 11 and a refrigerant output end 12. The pump body 10 is a vertical condensate pump. The first damping mechanism 20 is arranged at the bottom of the pump body 10; the first damper mechanism 20 damps the pump body 10 at least from one direction; the second damper mechanism 30 is detachably connected to the first damper mechanism 20. The second damping mechanism 30 is in contact with the side and top surfaces of the pump body 10; the second damper mechanism 30 damps the pump body 10 in at least two directions. An accommodating space is formed between the first damping mechanism 20 and the second damping mechanism 30, and the pump body 10 is disposed in the accommodating space.

The first damper mechanism 20 includes: a base 21, a first telescopic rod 24, a first spring 25 and a first damping table 26. The base 21 is horizontally arranged; the top of the base 21 is provided with a damping groove 22. A plurality of through holes 23 are respectively arranged on both sides of the top surface of the base 21. A first telescopic rod 24 vertically installed in the damping groove 22; a first spring 25 is sleeved on the outer wall of the first telescopic rod 24; the top end of the first telescopic rod 24 is fixedly provided with a first damping table 26. When in use, the bottom of the pump body 10 abuts against the first damping table 26, and the first damping table 26 is stressed to compress the first spring 25 downwards.

The second damper mechanism 30 includes: a vertical column 31, at least two sets of shock absorbing assemblies 33, and at least two sets of connectors 34. In this embodiment, the shock absorbing members 33 and the connecting members 34 are both two sets. And the vertical column 31 is detachably connected with the base 21. The top end of the vertical column 31 extends to the horizontal direction to form a horizontal part 32; two sets of shock absorbing members 33 are mounted on the bottom end of the horizontal portion 32. When in use, the damper assembly 33 abuts against the top surface of the pump body 10. Two sets of connectors 34 are mounted at the lower end of the vertical column 31; the connecting member 34 is connected to the through hole 23. The connecting member 34 is a threaded rod, and when the first damper 20 and the second damper 30 are assembled, the threaded rod is inserted into the through hole 23 and is fastened and fixed by a nut. The damper assembly 33 includes: a fixed block 331, a second telescopic rod 332, a second spring 333, and a second damping table 334. The fixing block 331 is fixed to the bottom surface of the horizontal portion 32. The second telescopic rod 332 is installed on the bottom surface of the fixing block 331 and extends downward, and the second spring 333 is sleeved on the outer wall of the second telescopic rod 332. The second shock-absorbing stage 334 is installed at the lower end of the second telescopic rod 332. The second shock absorbing platform 334 abuts against the top end of the pump body 10, and an acting force is exerted between the second shock absorbing platform 334 and the pump body, so that the second telescopic rod 332 and the second spring 333 are compressed. The specific structure of the second damping table 334 includes: a connecting part 3341, a damping part 3342 provided on the bottom surface of the connecting part 3341 and abutting against the top surface of the pump body 10, and damping flared parts 3343 provided on the top surface of the connecting part 3341 and located on both sides of the second telescopic rod 332; the shock absorption external expansion part 3343 is internally provided with a shock absorption rubber ring 3344. When the second telescopic rod 332 is compressed, the shock absorption expanding part 3343 contacts the fixed block 331. When the pump body 10 vibrates due to work, the first telescopic rod 24, the first spring 25 and the first damping platform 26 absorb shock and energy at the bottom of the pump body 10, and the damping component 33 absorbs shock and energy at the top of the pump body 10, so that the vibration of the pump body 10 is reduced, and a buffering effect is achieved.

The side surface of the vertical column 31 close to the pump body 10 is provided with an elastic layer 35; the elastic layer 35 is a porous structure. The elastic layer 35 is made of a flexible material that absorbs noise. By adjusting the position of the vertical column 31, the elastic layer 35 is brought into contact with the side wall of the pump body 10. When the pump body 10 vibrates during operation, the elastic layer 35 absorbs shock and energy to the pump body 10, especially to the side of the pump body 10, and plays a role in absorbing shock and noise. The vertical column 31 is provided with a plurality of groups of through holes 36 from bottom to top; one end of the through hole 36 extends to the elastic layer 35, and the other end is connected to the outside. The through hole 36 communicates with the outside and the elastic layer 35 to exchange heat, thereby achieving the effect of dissipating heat from the pump body 10.

Claims

1. A condensate pump for a centrifugal vapor compressor, comprising:

a pump body; the pump body is provided with a refrigerant input end and a refrigerant output end;

the first damping mechanism is arranged at the bottom of the pump body; the first damping mechanism is used for damping the pump body in at least one direction;

the second damping mechanism is detachably connected to the first damping mechanism; the second damping mechanism is in contact with the side surface and the top surface of the pump body; the second damping mechanism at least damps the pump body in two directions;

an accommodating space is formed between the first damping mechanism and the second damping mechanism, and the pump body is arranged in the accommodating space.

2. A condensate pump for a centrifugal vapor compressor as claimed in claim 1, wherein the first damping mechanism comprises:

the base is horizontally arranged; the top of the base is provided with a damping groove; a plurality of through holes are formed in the two sides of the top surface of the base respectively;

the first telescopic rod is vertically arranged in the damping groove; a first spring is sleeved on the first telescopic rod; a first damping table is arranged at the top end of the first telescopic rod; the bottom of the pump body is abutted to the first damping table, and the first damping table is stressed to compress the first spring downwards.

3. A condensate pump for a centrifugal vapor compressor as claimed in claim 2, wherein the second damping mechanism comprises:

the vertical column is detachably connected to the base; the top end of the vertical column extends to the horizontal direction to form a horizontal part;

at least two groups of shock absorption components arranged at the bottom end of the horizontal part; the damping component is abutted against the top surface of the pump body;

the at least two groups of connecting pieces are arranged at the lower end of the vertical column; the connecting piece is connected with the through hole.

4. A condensate pump for a centrifugal vapor compressor as claimed in claim 3, wherein the vibration damper assembly comprises: the fixing block is arranged on the bottom surface of the horizontal portion, the second telescopic rod is connected to the fixing block and extends downwards, the second spring is sleeved on the second telescopic rod, and the second damping table is arranged at the lower end of the second telescopic rod.

5. A condensate pump for a centrifugal vapor compressor as claimed in claim 4, wherein the second damping stage comprises: the connecting part is arranged on the bottom surface of the connecting part and abutted against the damping part on the top surface of the pump body, and the damping outward-expanding parts are arranged on the top surface of the connecting part and positioned on two sides of the second telescopic rod; and a shockproof rubber ring is arranged in the shock absorption external expansion part.

6. A condensate pump for a centrifugal vapor compressor as claimed in claim 3, wherein the vertical column is provided with an elastic layer on a side surface thereof adjacent to the pump body; the elastic layer is of a porous structure.

7. The condensate pump of claim 6, wherein the vertical columns have a plurality of sets of through holes from bottom to top; one end of the through hole extends to the elastic layer, and the other end of the through hole is communicated with the outside.