CN210663429U

CN210663429U - High-performance screw type energy-saving water chiller

Info

Publication number: CN210663429U
Application number: CN201921153771.9U
Authority: CN
Inventors: 潘志坚
Original assignee: Foshan Shunde Xinzhi Electric Appliance Co Ltd
Current assignee: Foshan Shunde Xinzhi Electric Appliance Co Ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-06-02
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses an energy-conserving cold water machine of high performance screw relates to the energy-conserving cold water machine technical field of screw, including the supporting seat, the upper end of supporting seat is provided with the condenser, and the upper end of condenser settles and have the evaporimeter, upper end one side of evaporimeter is inlayed and is had control machine case, and the upper end opposite side of evaporimeter is connected with screw compressor, lower extreme one side of evaporimeter is provided with the expansion valve, and the lower extreme of evaporimeter still settles and have the filter, the one end of condenser is inlayed and is had first connecting pipeline, and first connecting pipeline is connected with the evaporimeter, the second connecting pipeline is installed to screw compressor's one end. The utility model discloses in, because the back flow is connected between the refrigerated water outlet valve and the cooling water outlet pipe, then the refrigerated water that the evaporimeter circulation came out can be by back flow and cooling water outlet pipe enter into cooling tower in, the refrigerated water that circulates out the evaporimeter recycles.

Description

High-performance screw type energy-saving water chiller

Technical Field

The utility model relates to an energy-conserving cold water machine technical field of screw especially relates to an energy-conserving cold water machine of high performance screw.

Background

The screw type water chiller can be divided into a water cooling screw type water chiller and an air cooling screw type water chiller according to the divergence of the heat dissipation mode, adopts a horizontal shell-and-tube condenser and a shell-and-tube evaporator, has the characteristics of simple structure, stable heat exchange, lasting efficiency and convenient maintenance, and is known to be the most ideal structural component of a central air conditioner host.

Current high performance screw cold water machine is using for a long time, can have a small amount of impurity to stop on the condenser copper pipe among the water circulating system, makes the interior scale deposit of copper pipe wall, leads to the condenser heat dissipation bad, arouses high low pressure trouble, and this kind of trouble is direct inhales the cleaner through inside suction usually and washs, but suction is not enough to wash the dirt, so can have certain dirt inside, and the refrigerated water that the evaporimeter circulation came out directly discharges away, causes the waste.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-performance screw type energy-saving water chiller.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an energy-conserving cold water machine of high performance screw, includes the supporting seat, the upper end of supporting seat is provided with the condenser, and the upper end of condenser settles and have the evaporimeter, upper end one side of evaporimeter is inlayed and is controlled quick-witted case, and the upper end opposite side of evaporimeter is connected with screw compressor, lower extreme one side of evaporimeter is provided with the expansion valve, and the lower extreme of evaporimeter still settles and have the filter, the one end of condenser is inlayed and is had first connecting pipe, and first connecting pipe is connected with the evaporimeter, the second connecting tube is installed to screw compressor's one end, and the second connecting tube is connected with one side upper end of evaporimeter, one side lower extreme of evaporimeter is fixed with the third connecting tube, and the third connecting tube is.

As a further description of the above technical solution:

the utility model discloses a freezing water circulation system, including condenser, cooling water inlet valve, freezing water outlet valve, freezing water inlet valve, washing mechanism, freezing water outlet valve, cooling water inlet valve, cooling water outlet valve, freezing water inlet valve, freezing water outlet valve, freezing water utilization mechanism, wiper mechanism in installing one side of cooling water inlet valve, the positive opposite side of evaporimeter is fixed with freezing water inlet valve.

As a further description of the above technical solution:

the inside of the chilled water utilization mechanism comprises a return pipe, the return pipe is connected with a chilled water outlet valve, and a first one-way valve is arranged on the front side of the return pipe.

As a further description of the above technical solution:

the first one-way valve is fixedly connected with the return pipe, and the return pipe is connected between the chilled water outlet valve and the cooling water outlet pipe.

As a further description of the above technical solution:

the inside of interior wiper mechanism is including the cleaner pipeline, and the one end of cleaner pipeline settles and have the second check valve, the one end of second check valve is inlayed and is had the hose, and the one end of hose is connected with the water pump.

As a further description of the above technical solution:

the water pump is connected with the second one-way valve through a hose, the second one-way valve is fixedly connected with the cleaning agent pipeline, and the cleaning agent pipeline is connected with the cooling water inlet pipe.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, because the back flow is connected between the refrigerated water outlet valve and the cooling water outlet pipe, then the refrigerated water that the evaporimeter circulation came out can be by back flow and cooling water outlet pipe enter into cooling tower in, the refrigerated water that circulates out to the evaporimeter recycles, effectual solution refrigerated water that the evaporimeter circulation came out in the past directly discharges away, cause extravagant problem, embody the energy-conservation nature of this cold water machine, and there is first check valve on the back flow, can prevent that the water that the cooling water goes out in the water pipe from entering into in the back flow.

2. The utility model discloses in, utilize the water pump to discharge the cleaner into the condenser, and the water pump can increase the impact force of cleaner, replace and adopt suction to come abluent mode in the past, effectual solution is past and is inhaled the cleaner through inside suction and washs, but suction is not enough to wash the dirt, so can have certain dirt in the problem of inside, can stabilize suction pressure and exhaust pressure in the condenser, make this cold water machine efficiency improve.

3. The utility model discloses in, first connecting tube, second connecting tube and third connecting tube all adopt inside lining ceramic carbon steel pipe, can avoid the pipeline to corrode, reduce the maintenance frequency, reduce inner structure simultaneously, stabilize the smoothness degree.

Drawings

Fig. 1 is a schematic view of the main view structure of the water chiller of the present invention;

FIG. 2 is a schematic diagram of the right-side view structure of the intercooler of the present invention;

fig. 3 is a left view structural diagram of the condenser of the present invention.

Illustration of the drawings:

1. a supporting seat; 2. a condenser; 3. an evaporator; 4. operating the case; 5. a screw compressor; 6. an expansion valve; 7. a filter; 8. a first connecting pipe; 9. a second connecting pipe; 10. a third connecting pipe; 11. a cooling water outlet valve; 12. a cooling water outlet pipe; 13. a cooling water inlet valve; 14. a cooling water inlet pipe; 15. a chilled water outlet valve; 16. a chilled water utilization mechanism; 1601. a return pipe; 1602. a first check valve; 17. an inner cleaning mechanism; 1701. a cleaning agent pipeline; 1702. a second one-way valve; 1703. a hose; 1704. a water pump; 18. and (4) allowing chilled water to enter the valve.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a high-performance screw type energy-saving water chiller comprises a supporting seat 1, a condenser 2 is arranged at the upper end of the supporting seat 1, an evaporator 3 is arranged at the upper end of the condenser 2, a control cabinet 4 is embedded at one side of the upper end of the evaporator 3, a screw type compressor 5 is connected to the other side of the upper end of the evaporator 3, an expansion valve 6 is arranged at one side of the lower end of the evaporator 3, a filter 7 is further arranged at the lower end of the evaporator 3, a first connecting pipeline 8 is embedded at one end of the condenser 2, the first connecting pipeline 8 is connected with the evaporator 3, a second connecting pipeline 9 is installed at one end of the screw type compressor 5, the second connecting pipeline 9 is connected with the upper end of one side of the evaporator 3, a third connecting pipeline 10 is fixed at the lower end of one side of the evaporator 3, the third connecting pipeline 10 is connected with, The second connecting pipeline 9 and the third connecting pipeline 10 are both made of ceramic-lined carbon steel pipes, so that pipeline corrosion can be avoided, the maintenance frequency is reduced, the internal structure is reduced, and the smoothness is stable.

Further, a cooling water outlet valve 11 is installed at the upper end of one side of the condenser 2, a cooling water outlet pipe 12 is fixed to one end of the cooling water outlet valve 11, a cooling water inlet valve 13 is inlaid at the lower end of one side of the condenser 2, the outlet end of the cooling water inlet valve 13 is connected with a cooling water inlet pipe 14, a chilled water outlet valve 15 is arranged on one side of the front face of the evaporator 3, a chilled water utilizing mechanism 16 is arranged at the outlet end of the chilled water outlet valve 15, an inner cleaning mechanism 17 is installed on one side of the cooling water inlet pipe 14, and a chilled water inlet valve 18 is fixed to the other side of the front face of the evaporator 3.

Furthermore, a return pipe 1601 is included in the chilled water utilization mechanism 16, the return pipe 1601 is connected to the chilled water outlet valve 15, and a first check valve 1602 is disposed on the front side of the return pipe 1601.

Further, be fixed connection between first check valve 1602 and the back flow 1601, and back flow 1601 is connected between refrigerated water outlet valve 15 and cooling water outlet pipe 12, because back flow 1601 is connected between refrigerated water outlet valve 15 and cooling water outlet pipe 12, then the refrigerated water that evaporimeter 3 circulated out can enter into cooling tower by back flow 1601 and cooling water outlet pipe 12 in, the refrigerated water that circulates out to evaporimeter 3 recycles, the effectual solution is the refrigerated water that evaporimeter 3 circulated out directly discharges away in the past, cause extravagant problem, embody the energy-conservation nature of this water chiller, and back flow 1601 is last to have first check valve 1602, can prevent that the water in the cooling water outlet pipe 12 from entering into back flow 1601.

Further, the interior of the inner cleaning mechanism 17 includes a cleaning agent pipe 1701, and one end of the cleaning agent pipe 1701 is provided with a second check valve 1702, one end of the second check valve 1702 is embedded with a hose 1703, and one end of the hose 1703 is connected with a water pump 1704.

Furthermore, the water pump 1704 is connected with the second one-way valve 1702 through a hose 1703, the second one-way valve 1702 is fixedly connected with the cleaning agent pipeline 1701, the cleaning agent pipeline 1701 is connected with the cooling water inlet pipe 14, the cleaning agent is discharged into the condenser 2 by the water pump 1704, the impact force of the cleaning agent can be increased by the water pump 1704, the cleaning method of the past adopting suction force to clean is replaced, the problem that the cleaning agent is sucked by the suction force inside to clean in the past is effectively solved, but the suction force is not enough to wash off dirt, so that certain dirt exists inside, the suction pressure and the exhaust pressure in the condenser 2 can be stabilized, and the efficiency of the water cooling machine is improved.

The working principle is as follows: when the cooling water cooling system is used, the cooling water outlet pipe 12 and the cooling water inlet pipe 14 are respectively connected with a water inlet and a water outlet of a cooling water tower, the whole water cooling machine is started, cold water in the cooling water tower is sucked into the cooling water cooling system by suction in the condenser 2, and a gas refrigerant which comes out from the evaporator 3 is subjected to adiabatic compression by the screw compressor 5 and then is changed into a high-temperature high-pressure state. The compressed gas refrigerant is cooled and condensed in the condenser 2 at equal pressure, is changed into liquid refrigerant after being condensed, is expanded to low pressure through the expansion valve 6 to become gas-liquid mixture, wherein the liquid refrigerant under low temperature and low pressure absorbs the heat of the cooled substance in the evaporator 3 to become gaseous refrigerant again, the gaseous refrigerant reenters the screw compressor 5 through a pipeline to start new circulation, the chilled water circulated out from the evaporator 3 can enter the cooling water tower through the return pipe 1601 and the cooling water outlet pipe 12 to reuse the chilled water circulated out from the evaporator 3, after a period of use, the water pump 1704 is placed in the water tank containing the cleaning agent, the water pump 1704 is started, the cleaning agent is discharged into the condenser 2 by the water pump 1704, the impact force of the cleaning agent can be increased by the water pump 1704, dirt adhered to the copper pipe in the condenser 2 is washed away, and is discharged from the cooling water outlet valve 11.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The high-performance screw type energy-saving water chiller comprises a supporting seat (1) and is characterized in that a condenser (2) is arranged at the upper end of the supporting seat (1), an evaporator (3) is arranged at the upper end of the condenser (2), a control cabinet (4) is embedded at one side of the upper end of the evaporator (3), a screw type compressor (5) is connected to the other side of the upper end of the evaporator (3), an expansion valve (6) is arranged at one side of the lower end of the evaporator (3), a filter (7) is further arranged at the lower end of the evaporator (3), a first connecting pipeline (8) is embedded at one end of the condenser (2), the first connecting pipeline (8) is connected with the evaporator (3), a second connecting pipeline (9) is installed at one end of the screw type compressor (5), and the second connecting pipeline (9) is connected with the upper end of one side of the evaporator (3), and a third connecting pipeline (10) is fixed at the lower end of one side of the evaporator (3), and the third connecting pipeline (10) is connected with the expansion valve (6).

2. The high-performance screw type energy-saving water chiller according to claim 1, wherein a cooling water outlet valve (11) is installed at the upper end of one side of the condenser (2), a cooling water outlet pipe (12) is fixed at one end of the cooling water outlet valve (11), a cooling water inlet valve (13) is embedded at the lower end of one side of the condenser (2), a cooling water inlet pipe (14) is connected to the outlet end of the cooling water inlet valve (13), a chilled water outlet valve (15) is arranged on one side of the front face of the evaporator (3), a chilled water utilizing mechanism (16) is arranged at the outlet end of the chilled water outlet valve (15), an inner cleaning mechanism (17) is installed on one side of the cooling water inlet pipe (14), and a chilled water inlet valve (18) is fixed at the other side of the front face of the evaporator (3).

3. The high-performance screw type energy-saving water chiller according to claim 2 is characterized in that the inside of the chilled water utilization mechanism (16) comprises a return pipe (1601), the return pipe (1601) is connected with the chilled water outlet valve (15), and the front face of the return pipe (1601) is provided with a first one-way valve (1602).

4. The high-performance screw type energy-saving water chiller according to claim 3, wherein the first one-way valve (1602) is fixedly connected with the return pipe (1601), and the return pipe (1601) is connected between the chilled water outlet valve (15) and the cooling water outlet pipe (12).

5. The high-performance screw type energy-saving water chiller according to claim 2 is characterized in that the interior of the inner cleaning mechanism (17) comprises a cleaning agent pipeline (1701), a second one-way valve (1702) is arranged at one end of the cleaning agent pipeline (1701), a hose (1703) is embedded at one end of the second one-way valve (1702), and a water pump (1704) is connected to one end of the hose (1703).

6. The high-performance screw type energy-saving water chiller according to claim 5, wherein the water pump (1704) is connected with the second check valve (1702) through a hose (1703), the second check valve (1702) is fixedly connected with the cleaning agent pipeline (1701), and the cleaning agent pipeline (1701) is connected with the cooling water inlet pipe (14).