CN218645795U

CN218645795U - Precise water chilling unit with bypass valve

Info

Publication number: CN218645795U
Application number: CN202221588178.9U
Authority: CN
Inventors: 孙绍蓉; 田辛; 史文庆
Original assignee: Nanjing Hance Environmental Technology Co ltd
Current assignee: Nanjing Hance Environmental Technology Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2023-03-17
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a take accurate cooling water set of bypass valve relates to cooling water set technical field, relies on the compressor to shut down to carry out leaving water temperature invariant for solving current cooling water set majority, leads to awkward problem. A compressor is arranged on one side of the evaporator, the output end of the evaporator is connected with the input end of the compressor, a condenser is arranged on one side of the compressor, the output end of the compressor is connected with the input end of the condenser, and the evaporator is connected with the condenser through an expansion valve; further comprising: the bypass valve is arranged between the evaporator and the expansion valve as well as between the compressor and the condenser, a fixed base is arranged on the outer wall of the bypass valve, and the fixed base and the bypass valve are of an integral structure; a first shield provided outside the bypass valve, a second shield being provided at one side of the first shield; a temperature sensor disposed outside the evaporator.

Description

Precise water chilling unit with bypass valve

Technical Field

The utility model relates to a cooling water set technical field specifically is a take accurate cooling water set of bypass valve.

Background

The water chilling unit comprises four main components: the compressor, the evaporator, the condenser and the expansion valve, thereby realizing the refrigerating and heating effects of the unit;

for example, chinese granted patent publication No. CN204100526U (chiller frame and chiller): including upper ledge, lower frame and stand, wherein: the upper frame is higher than the lower frame in position, and the upright posts are supported and connected between the upper frame and the lower frame; the upper frame is provided with a compressor mounting part, and at least one compressor can be mounted on the compressor mounting part; the lower frame is provided with a vertical oil separator mounting part; there is vertical oil separator installation space above the vertical oil separator installation position. This cooling water set includes vertical oil separator, evaporimeter, condenser, compressor and the utility model provides a cooling water set frame. The utility model is used for reduce the use cost of cooling water set, reduce its space that occupies.

However, most of the existing water chilling units rely on the compressor to stop to keep the outlet water temperature constant, so that the use is inconvenient; therefore, the existing requirements are not met, and a precision water chilling unit with a bypass valve is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take accurate cooling water set of bypass valve to solve the current cooling water set majority that proposes in the above-mentioned background art and all rely on the compressor to shut down and carry out the leaving water temperature invariant, lead to awkward problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: a precision water chilling unit with a bypass valve comprises: the evaporator is arranged on one side of the evaporator, the output end of the evaporator is connected with the input end of the compressor, a condenser is arranged on one side of the compressor, the output end of the compressor is connected with the input end of the condenser, and the evaporator is connected with the condenser through an expansion valve;

further comprising:

the bypass valve is arranged between the evaporator and the expansion valve as well as between the compressor and the condenser, a fixed base is arranged on the outer wall of the bypass valve, and the fixed base and the bypass valve are of an integral structure;

a first shield disposed outside the bypass valve, a second shield being disposed at one side of the first shield;

a temperature sensor disposed outside the evaporator.

Preferably, the outer walls of the first protective cover and the second protective cover are both provided with fixing grooves, and the fixing grooves, the first protective cover and the second protective cover are of an integral structure.

Preferably, the inside of fixed recess is provided with the elasticity rope, and first protection casing and second protection casing pass through the elasticity rope and fix.

Preferably, the lower extreme of first protection casing and second protection casing all is provided with T shape traveller, and T shape traveller and first protection casing and second protection casing are an organic whole structure.

Preferably, the surfaces of the two sides of the fixed base are both provided with T-shaped sliding grooves, and the T-shaped sliding grooves and the fixed base are of an integral structure.

Preferably, an inlet flange is arranged at one end of the bypass valve, an outlet flange is arranged at the other end of the bypass valve, and the inlet flange, the outlet flange and the bypass valve are of an integral structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a lead to pipe intercommunication between evaporimeter, compressor, condenser, expansion valve and the bypass valve, be connected through the bypass valve between the connecting tube of evaporimeter and expansion valve and the connecting tube of compressor and condenser, realize can transferring the state at the compressor minimum, keep the compressor not to shut down, with exhaust heat balance system refrigerating output, maintain the leaving water temperature constancy, improve the convenience of use.

2. Through set up first protection casing and second protection casing outside the by-pass valve, first protection casing and second protection casing rely on T shape traveller to be connected with unable adjustment base along T shape spout, then with the elastic cord cover inside fixed recess, realize that first protection casing and second protection casing are fixed, play the protection effect to the bypass valve, avoid receiving external force to damage.

Drawings

Fig. 1 is a schematic view of a chiller system according to the present invention;

FIG. 2 is a schematic view of the bypass valve of the present invention;

FIG. 3 is a left side view of the first protective cover and the fixing base of the present invention;

in the figure: 1. an evaporator; 2. a compressor; 3. an expansion valve; 4. a condenser; 5. a bypass valve; 6. a temperature sensor; 7. an inlet flange; 8. an outlet flange; 9. a first shield; 10. a second shield; 11. fixing the groove; 12. an elastic cord; 13. a fixed base; 14. a T-shaped strut; 15. t-shaped sliding chutes.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a precision water chilling unit with a bypass valve comprises: the evaporator comprises an evaporator 1, wherein a compressor 2 is arranged on one side of the evaporator 1, the output end of the evaporator 1 is connected with the input end of the compressor 2, a condenser 4 is arranged on one side of the compressor 2, the output end of the compressor 2 is connected with the input end of the condenser 4, and the evaporator 1 is connected with the condenser 4 through an expansion valve 3;

further comprising:

a bypass valve 5 disposed between the evaporator 1 and the expansion valve 3, and between the compressor 2 and the condenser 4, wherein a fixing base 13 is disposed on an outer wall of the bypass valve 5, and the fixing base 13 and the bypass valve 5 are integrated;

a first shield 9 disposed outside the bypass valve 5, one side of the first shield 9 being provided with a second shield 10;

and a temperature sensor 6 disposed outside the evaporator 1.

Referring to fig. 2, the outer walls of the first shield 9 and the second shield 10 are both provided with a fixing groove 11, and the fixing groove 11, the first shield 9 and the second shield 10 are both of an integral structure, which has a limiting effect on the external elastic rope 12 and prevents the external elastic rope from slipping off.

Referring to fig. 2, an elastic cord 12 is disposed inside the fixing groove 11, and the first protection cover 9 and the second protection cover 10 are fixed by the elastic cord 12, and the elastic cord 12 is sleeved inside the fixing groove 11 to fix the first protection cover 9 and the second protection cover 10.

Referring to fig. 3, the lower ends of the first protective cover 9 and the second protective cover 10 are both provided with a T-shaped sliding column 14, and the T-shaped sliding column 14, the first protective cover 9 and the second protective cover 10 are both of an integral structure, so that the first protective cover 9 and the second protective cover 10 are used for protecting the bypass valve 5 from being damaged by external force.

Referring to fig. 3, the two side surfaces of the fixing base 13 are provided with T-shaped sliding grooves 15, the T-shaped sliding grooves 15 and the fixing base 13 are integrated, and the first protective cover 9 and the second protective cover 10 are connected with the fixing base 13 along the T-shaped sliding grooves 15 by the T-shaped sliding posts 14 to prevent falling.

Referring to fig. 2, an inlet flange 7 is disposed at one end of the bypass valve 5, an outlet flange 8 is disposed at the other end of the bypass valve 5, and the inlet flange 7, the outlet flange 8 and the bypass valve 5 are all of an integral structure.

The working principle is as follows: when the refrigerating device is used, the evaporator 1, the compressor 2, the condenser 4, the expansion valve 3 and the bypass valve 5 are communicated through a water pipe, secondary refrigerant enters from the evaporator 1, is conveyed into the condenser 4 by virtue of the compressor 2, returns to the evaporator 1 through the expansion valve 3 and is discharged, so that the refrigerating effect is realized, the temperature change of the evaporator 1 is induced by virtue of the temperature sensor 6, the connecting pipeline of the evaporator 1 and the expansion valve 3 is connected with the connecting pipeline of the compressor 2 and the condenser 4 through the bypass valve 5, the minimum adjustable state of the compressor 2 is realized, the compressor 2 is kept not to stop, the refrigerating capacity of an exhaust heat balance system is used for maintaining the temperature of outlet water to be constant, the use convenience is improved, the first protective cover 9 and the second protective cover 10 are connected with the fixed base 13 along a T-shaped sliding groove 15 by virtue of a T-shaped sliding column 14, then the elastic rope 12 is sleeved in the fixed groove 11, the first protective cover 9 and the second protective cover 10 are fixed, the bypass valve 5 is protected, and the damage caused by external force is avoided.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The precision water chilling unit with the bypass valve comprises an evaporator (1), wherein a compressor (2) is arranged on one side of the evaporator (1), the output end of the evaporator (1) is connected with the input end of the compressor (2), a condenser (4) is arranged on one side of the compressor (2), the output end of the compressor (2) is connected with the input end of the condenser (4), and the evaporator (1) is connected with the condenser (4) through an expansion valve (3);

the method is characterized in that: further comprising:

the bypass valve (5) is arranged between the evaporator (1) and the expansion valve (3) and between the compressor (2) and the condenser (4), a fixed base (13) is arranged on the outer wall of the bypass valve (5), and the fixed base (13) and the bypass valve (5) are of an integral structure;

a first shield (9) disposed outside the bypass valve (5), a second shield (10) being disposed at one side of the first shield (9);

a temperature sensor (6) disposed outside the evaporator (1).

2. The precision water chilling unit with the bypass valve according to claim 1, wherein: the outer walls of the first protective cover (9) and the second protective cover (10) are provided with fixing grooves (11), and the fixing grooves (11), the first protective cover (9) and the second protective cover (10) are of an integrated structure.

3. The precision water chilling unit with the bypass valve according to claim 2, characterized in that: an elastic rope (12) is arranged in the fixing groove (11), and the first protective cover (9) and the second protective cover (10) are fixed through the elastic rope (12).

4. The precision water chilling unit with the bypass valve according to claim 1, characterized in that: the lower extreme of first protection casing (9) and second protection casing (10) all is provided with T shape traveller (14), and T shape traveller (14) and first protection casing (9) and second protection casing (10) are a body structure.

5. The precision water chilling unit with the bypass valve according to claim 1, characterized in that: the surface of the two sides of the fixed base (13) is provided with T-shaped sliding grooves (15), and the T-shaped sliding grooves (15) and the fixed base (13) are of an integrated structure.

6. The precision water chilling unit with the bypass valve according to claim 1, wherein: one end of the bypass valve (5) is provided with an inlet flange (7), the other end of the bypass valve (5) is provided with an outlet flange (8), and the inlet flange (7) and the outlet flange (8) and the bypass valve (5) are of an integrated structure.