CN210892233U

CN210892233U - Screw type water chilling unit

Info

Publication number: CN210892233U
Application number: CN201921877329.0U
Authority: CN
Inventors: 胡兵
Original assignee: Suzhou Ndt Machinery Suzhou Co ltd
Current assignee: Suzhou Ndt Machinery Suzhou Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-06-30
Anticipated expiration: 2029-11-04

Abstract

The utility model relates to a screw cooling water set, the load simulator comprises a case, machine case below one side through connection cooling water inlet tube, cooling water inlet tube below is equipped with the cooling water outlet pipe, cooling water inlet tube one end is connected inside the evaporimeter, the air duct is connected on the evaporimeter top, air duct one end connecting screw compressor, screw compressor connects the shock attenuation callus on the sole through the supporting leg in the below, shock attenuation callus on the sole below joint support board, backup pad below fixedly connected with sleeve, the inside embedding of sleeve is connected in the support outside, the inside damping spring that is equipped with of support, the damping spring top with the backup pad is contradicted, screw compressor connects the condenser through the high-pressure air duct in one side. The utility model discloses a set up shock attenuation callus on the sole and damping spring in screw compressor bottom, effectively restrain the vibrations that produce during screw compressor operation, through having soundproof cotton, the noise abatement is propagated in the inside packing of case.

Description

Screw type water chilling unit

Technical Field

The utility model relates to a screw cooling water set belongs to screw cooling water machine technical field.

Background

In the water cooler refrigerant recycling system, liquid refrigerant in the filtering device absorbs heat in water and begins to evaporate, a certain temperature difference is formed between final refrigerant and water, the liquid refrigerant is completely evaporated and changed into gas state, then the gas refrigerant is sucked and compressed by the compressor, the gas refrigerant absorbs heat through the condenser and is condensed into liquid, the liquid refrigerant is throttled by the thermostatic expansion valve and then changed into low-temperature low-pressure refrigerant, and the low-temperature low-pressure refrigerant enters the filtering device, so that the refrigerant recycling process is completed. Screw water coolers are so named because they employ screw compressors. The refrigerating power of the water chiller is higher than that of a vortex type water chiller, and the water chiller is mainly applied to refrigerating in chemical plants, printing ink printing plants, automobile manufacturing plants or central air conditioning systems or other large-scale industries.

But because screw compressor constantly produces vibrations at the during operation, the cooling water set shock attenuation effect of integral type is relatively poor, causes cooling water machine bolt not hard up and equipment trouble easily, and the noise influences work and living environment around during cooling water set operation, and places in open-air place for a long time, pushes away the dust very easily, causes the unit trouble, influences refrigeration effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem who solves overcomes current defect, provides a screw cooling water set, through set up shock pad and damping spring in screw compressor bottom, effectively restraines the vibrations that produce when screw compressor moves, has soundproof cotton through packing in the inside packing of case, and the noise abatement is propagated, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

a screw type water chilling unit comprises a case, wherein one side of the lower portion of the case is in through connection with a cooling water inlet pipe, a cooling water outlet pipe is arranged below the cooling water inlet pipe, one end of the cooling water inlet pipe is connected inside an evaporator, the top end of the evaporator is connected with an air guide pipe, one end of the air guide pipe is connected with a screw compressor, the lower portion of the screw compressor is connected with a shock absorption foot pad through a support leg, a support plate is connected below the shock absorption foot pad, a sleeve is fixedly connected below the support plate, the inner portion of the sleeve is embedded and connected outside a support seat, a shock absorption spring is arranged inside the support seat, the top end of the shock absorption spring is abutted against the support plate, one side of the screw compressor is connected with a condenser through a high-pressure air guide pipe, one end of the water pump is connected with an expansion valve through the liquid guide pipe, the expansion valve is connected with the evaporator through the air guide pipe, one side of the inside of the case is provided with an electric control cabinet, and an exhaust fan is arranged above the case.

As an optimized technical scheme of the utility model, machine case the place ahead one side is equipped with the chamber door, the chamber door top is equipped with the transparent glass window, and the transparent glass window adopts double-deck vacuum glass.

As a preferred technical scheme of the utility model, machine incasement wall a week is filled there is soundproof cotton, machine case the place ahead one side is equipped with the air inlet, be equipped with dustproof filter screen on the air inlet.

As an optimal technical scheme of the utility model, the sleeve passes through damping spring is in sliding connection on the support.

As an optimized technical scheme of the utility model, the condenser with the filter below is fixed with the base.

As an optimal technical scheme of the utility model, screw compressor the water pump the air discharge fan input pass through the wire with automatically controlled cabinet electric connection.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up two kinds of damper of shock pad and damping spring, can effectively restrain the vibrations that screw compressor produced when the screw compressor during operation at the screw compressor during operation, protection cooling water set equipment normal operating.

2. The utility model discloses a set up the quick-witted case of protection usefulness in the cooling water set outside, the machine case can effectively reduce outside dust and fall on the cooling water set, reduces the equipment trouble rate of cooling water set.

3. The utility model discloses it has soundproof cotton to fill in quick-witted incasement wall a week, can effectively reduce the diffusion of cooling water set noise, reduces the cooling water set during operation to work and living environment's influence on every side.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a front view of the present invention.

Fig. 2 is a front view of the case of the present invention.

Fig. 3 is a top view of the case of the present invention.

Fig. 4 is an enlarged view of the position a of the present invention.

Reference numbers in the figures: 1. a chassis; 2. a cooling water inlet pipe; 3. a cooling water outlet pipe; 4. an evaporator; 5. an air duct; 6. a screw compressor; 7. a shock-absorbing foot pad; 8. a support plate; 9. a sleeve; 10. a support; 11. a damping spring; 12. a high pressure gas-guide tube; 13. a condenser; 14. a catheter; 15. a filter; 16. a water pump; 17. an expansion valve; 18. an electric control cabinet; 19. an exhaust fan; 20. a box door; 21. sound insulation cotton; 22. an air inlet.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1-4, a screw chiller comprises a housing 1, a cooling water inlet pipe 2 is connected to one side of the lower part of the housing 1 in a penetrating manner, a cooling water outlet pipe 3 is arranged below the cooling water inlet pipe 2, one end of the cooling water inlet pipe 2 is connected to the inside of an evaporator 4, the top end of the evaporator 4 is connected with an air duct 5, one end of the air duct 5 is connected with a screw compressor 6, the lower part of the screw compressor 6 is connected with a shock pad 7 through a support leg, the lower part of the shock pad 7 is connected with a support plate 8, a sleeve 9 is fixedly connected to the lower part of the support plate 8, the inside of the sleeve 9 is embedded and connected to the outside of a support 10, a shock absorbing spring 11 is arranged inside the support 10, the top end of the shock absorbing spring 11 is abutted against the support plate, one end of the filter 15 is connected with a water pump 16 through a liquid guide pipe 14, one end of the water pump 16 is connected with an expansion valve 17 through the liquid guide pipe 14, the expansion valve 17 is connected with the evaporator 4 through an air duct 5, one side inside the case 1 is provided with an electric control cabinet 18, and an exhaust fan 19 is arranged above the case 1.

A box door 20 is arranged on one side in front of the machine box 1, a transparent glass window is arranged above the box door 20 and is made of double-layer vacuum glass, soundproof cotton 21 is filled on the periphery of the inner wall of the machine box 1, an air inlet 22 is arranged on one side in front of the machine box 1, a dustproof filter screen is arranged on the air inlet 22, the transparent glass window is convenient for observing the operation of the water chilling unit and has good soundproof effect, the air inlet 22 can prevent dust from entering the machine box 1 while ventilating, a sleeve 9 is connected on a support 10 in a sliding way through a damping spring 11, a base is fixed below a condenser 13 and a filter 15, the damping spring 11 can effectively inhibit the vibration generated when the screw compressor 6 operates and protect the normal operation of the water chilling unit equipment, the input ends of the screw compressor 6, a water pump 16 and an exhaust fan 19 are electrically connected with the electric control, the running of the water chilling unit is more scientific and stable.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In actual use: when the air conditioner works, cold water enters the evaporator 4 from the cooling water inlet pipe 2, the evaporator 4 evaporates water and is combined with a refrigerant in the screw compressor 6 through the air guide pipe 5 to be compressed into a high-temperature high-pressure state, the compressed gas refrigerant is condensed in the condenser 13 to be changed into a liquid refrigerant, then the liquid refrigerant is filtered by the filter 15, is sent to the expansion valve 17 by the water pump 16 to be changed into a gas-liquid mixture, and is sent to the evaporator 4 again to be changed into a gaseous refrigerant, so that the air conditioner can be recycled and refrigerate. When the screw compressor 6 runs, the vibration pad 7 can inhibit vibration brought by the screw compressor 6 body, redundant vibration is transmitted to the vibration damping spring 11 through the supporting plate 8, and the vibration damping spring 11 relieves the vibration of the screw compressor 6 again, so that the screw compressor 6 runs more stably, and the normal running of the screw compressor 6 is protected; meanwhile, the exhaust fan 19 can exhaust hot air in the case 1, so that the water chilling unit is prevented from being broken down due to overhigh temperature in the case 1, the soundproof cotton 21 in the case 1 can absorb noise generated during operation of the water chilling unit, and the influence of the water chilling unit on the surrounding working and living environment during operation is reduced.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides a screw cooling water set, includes quick-witted case (1), its characterized in that: the cooling water inlet pipe (2) is connected to one side of the lower portion of the case (1) in a penetrating manner, a cooling water outlet pipe (3) is arranged below the cooling water inlet pipe (2), one end of the cooling water inlet pipe (2) is connected to the inside of the evaporator (4), the top end of the evaporator (4) is connected with the air duct (5), one end of the air duct (5) is connected with the screw compressor (6), the lower portion of the screw compressor (6) is connected with the shock absorption foot pad (7) through supporting legs, the lower portion of the shock absorption foot pad (7) is connected with the supporting plate (8), the lower portion of the supporting plate (8) is fixedly connected with the sleeve (9), the sleeve (9) is embedded and connected to the outside of the support (10), the shock absorption spring (11) is arranged inside the support (10), the top end of the shock absorption spring (11) is abutted against the supporting plate (8), condenser (13) one end is connected catheter (14), condenser (13) pass through catheter (14) connect filter (15), filter (15) one end is passed through catheter (14) are connected water pump (16), water pump (16) one end is passed through catheter (14) are connected expansion valve (17), expansion valve (17) pass through evaporimeter (4) are connected in air duct (5), machine case (1) inside one side is equipped with automatically controlled cabinet (18), machine case (1) top is equipped with exhaust fan (19).

2. The screw chiller of claim 1, wherein: a box door (20) is arranged on one side in front of the case (1), a transparent glass window is arranged above the box door (20), and the transparent glass window is made of double-layer vacuum glass.

3. The screw chiller of claim 1, wherein: soundproof cotton (21) are filled to quick-witted case (1) inner wall a week, quick-witted case (1) the place ahead one side is equipped with air inlet (22), be equipped with dustproof filter screen on air inlet (22).

4. The screw chiller of claim 1, wherein: the sleeve (9) is connected to the support (10) in a sliding manner by means of the damping spring (11).

5. The screw chiller of claim 1, wherein: and a base is fixed below the condenser (13) and the filter (15).

6. The screw chiller of claim 1, wherein: the screw compressor (6), the water pump (16) and the input end of the exhaust fan (19) are electrically connected with the electric control cabinet (18) through wires.