1. A cooling system, comprising:

a condensation assembly (1);

the heat exchange assembly (2) is communicated with the condensation assembly (1), and the heat exchange assembly (2) is used for exchanging heat with a cooling medium of a component to be cooled;

at least part of the heat exchange assembly (2) is positioned in the heat dissipation air channel, and heat generated by the heat exchange assembly (2) is dissipated out through the heat dissipation air channel;

and the blocking component (3) is movably arranged in the heat dissipation air duct so as to control the on-off of the heat dissipation air duct.

2. The cooling system according to claim 1, wherein the heat dissipation duct comprises:

the heat exchange assembly (2) is positioned in the first air duct branch (100);

the condensation component (1) is located in the second air duct branch (200), and the blocking component (3) is movably arranged between the first air duct branch (100) and the second air duct branch (200) so as to shield the second air duct branch (200) and avoid the first air duct branch (100).

3. The cooling system of claim 2, wherein the cooling air duct further comprises:

the confluence air channel (300), the first air channel branch (100) and the second air channel branch (200) are communicated with the confluence air channel (300);

a fan assembly (4), at least part of the fan assembly (4) is installed in the confluence air duct (300) and is used for blowing air flow into the first air duct branch (100) or the second air duct branch (200).

4. The cooling system according to claim 1, wherein the blocking member (3) comprises a first body and a second body, and the heat dissipation duct comprises:

the heat exchange assembly (2) is positioned in the first air duct branch (100), and the first body is movably arranged in the first air duct branch (100);

the condensation assembly (1) is located in the second air duct branch (200), and the second body is movably arranged in the second air duct branch (200).

5. Cooling system according to any of claims 1-4, characterized in that the blocking part (3) is rotatably arranged around a predetermined axis.

6. Cooling system according to any of claims 1-4, characterized in that the blocking part (3) is slidably arranged along a predetermined track.

7. Cooling system according to any of claims 1 to 4, characterized in that the heat exchange assembly (2) comprises:

the first sleeve (21) is used for circulating a refrigerant, and the first sleeve (21) is communicated with the condensation assembly (1);

and the second sleeve (22) is sleeved on the first sleeve (21), and a gap is formed between the second sleeve (22) and the first sleeve (21) so as to form a flow passage for circulating a cooling medium between the second sleeve (22) and the first sleeve (21).

8. Cooling system according to claim 7, characterized in that the heat exchange assembly (2) further comprises:

the heat dissipation plate (23) is installed on the pipe body of the second sleeve (22), and the heat dissipation plate (23) extends from the pipe body towards the direction far away from the pipe body;

the heat dissipation plates (23) are arranged in a plurality, and the heat dissipation plates (23) are arranged at intervals along the circumferential direction of the second sleeve (22).

9. The cooling system according to claim 1, wherein the heat exchange assembly (2) comprises an evaporator, the condensation assembly (1) comprises a condenser, and the cooling system further comprises:

the two ends of the communication pipeline (5) are respectively communicated with the evaporator and the condenser;

and the filtering component (6) is arranged on the communication pipeline (5) and is used for filtering the refrigerant in the communication pipeline (5).

10. The cooling system of claim 9, further comprising:

a compression part (7) communicating with the condenser and the evaporator, respectively, to constitute a cooling circuit between the condenser, the evaporator and the compression part (7);

and the fan assembly (4) is positioned in the heat dissipation air duct, and the fan assembly (4) is used for blowing air flow into the heat dissipation air duct.

Background

In the field of machine production, a machine tool needs to cool a heat generating component, and generally a cooling machine is used for cooling, wherein a cooling medium (water, oil or gas) is conveyed to a heat generating part flow passage, the cooling medium returns to the cooling machine after absorbing heat, the cooling medium is conveyed back to the machine tool after being cooled by a refrigerant, and the heat is discharged to the external environment from the cooling machine.

However, the prior art cooling machine does not consider the actual working temperature of the machine tool, and when the ambient temperature is lower than the target temperature of the machine tool component, the cooling machine still continues to operate, which causes energy waste and low reliability of the cooling system.

Disclosure of Invention

The invention mainly aims to provide a cooling system to solve the problem that a refrigeration system of a machine tool in the prior art is prone to cause energy waste.

In order to achieve the above object, the present invention provides a cooling system comprising: a condensing assembly; the heat exchange assembly is communicated with the condensing assembly and is used for exchanging heat with a cooling medium of the part to be cooled; at least part of the heat exchange assembly is positioned in the heat dissipation air channel, and heat generated by the heat exchange assembly is dissipated out through the heat dissipation air channel; the blocking component is movably arranged in the heat dissipation air duct to control the on-off of the heat dissipation air duct.

Further, the heat dissipation wind channel includes: the heat exchange assembly is positioned in the first air duct branch; and the blocking component is movably arranged between the first air channel branch and the second air channel branch so as to shield the second air channel branch and avoid the first air channel branch.

Further, the heat dissipation wind channel still includes: the first air duct branch and the second air duct branch are communicated with the confluence air duct; and at least part of the fan assembly is arranged in the confluence air channel and is used for blowing air flow into the first air channel branch or the second air channel branch.

Further, the barrier member includes a first body and a second body, and the heat dissipation duct includes: the heat exchange assembly is positioned in the first air duct branch, and the first body is movably arranged in the first air duct branch; and the condensation component is positioned in the second air duct branch, and the second body is movably arranged in the second air duct branch.

Further, the blocking member is rotatably disposed about a predetermined axis.

Further, the blocking member is slidably disposed along a predetermined track.

Further, the heat exchange assembly includes: the first sleeve is used for circulating a refrigerant and communicated with the condensing assembly; and the second sleeve is sleeved on the first sleeve, and a gap is formed between the second sleeve and the first sleeve so as to form a flow passage for circulating a cooling medium between the second sleeve and the first sleeve.

Further, the heat exchange assembly also comprises: the heat dissipation plate is arranged on the pipe body of the second sleeve and extends towards the direction far away from the pipe body; the heat dissipation plate is a plurality of, and a plurality of heat dissipation plates set up along the circumference interval of second sleeve pipe.

Further, heat exchange assembly includes the evaporimeter, and the condensation subassembly includes the condenser, and cooling system still includes: the two ends of the communication pipeline are respectively communicated with the evaporator and the condenser; and the filtering component is arranged on the communicating pipeline and is used for filtering the refrigerant in the communicating pipeline.

Further, the cooling system further includes: a compression part respectively communicated with the condenser and the evaporator to form a cooling loop among the condenser, the evaporator and the compression part; and the fan assembly is positioned in the heat dissipation air channel and is used for blowing air flow into the heat dissipation air channel.

By applying the technical scheme of the invention, the cooling system comprises a condensation component, a heat exchange component and a heat dissipation air duct, wherein the heat exchange component is communicated with the condensation component and is used for exchanging heat with a cooling medium of a component to be cooled; at least part of the heat exchange assembly of the heat dissipation air channel is positioned in the heat dissipation air channel, and heat generated by the heat exchange assembly is dissipated out through the heat dissipation air channel; the blocking component is movably arranged in the heat dissipation air duct to control the on-off of the heat dissipation air duct. The cooling device is used for cooling the machine tool as an example, when the environment temperature of the machine tool is lower than the temperature required by the machine tool, the condensing assembly does not work, the blocking component avoids the heat dissipation air channel, the cooling medium directly exchanges heat with the refrigerant in the heat exchange assembly, the heat absorbed by the heat exchange assembly is blown out through the heat dissipation air channel, and when the environment temperature of the machine tool is higher than the temperature required by the machine tool, the condensing assembly normally works, so that the unnecessary operation of the condensing assembly is avoided, and the resource waste is avoided.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic view of a first state of a cooling system according to the invention;

FIG. 2 shows a schematic view of a second state of the cooling system according to the invention;

FIG. 3 shows a schematic view of a first mode of the cooling system according to the invention;

FIG. 4 shows a schematic view of a second mode of the cooling system according to the invention;

FIG. 5 shows a schematic structural view of a heat exchange assembly of a cooling system according to the present invention; and

fig. 6 shows a schematic structural diagram of a heat dissipation air duct of the cooling system according to the present invention.

Wherein the figures include the following reference numerals:

1. a condensing assembly; 2. a heat exchange assembly; 3. a blocking member; 100. a first air duct branch; 200. a second duct branch; 300. a converging air duct; 4. a fan assembly; 21. a first sleeve; 22. a second sleeve; 23. a heat dissipation plate; 5. a communicating pipeline; 6. a filter member; 7. a compression member; 8. provided is a machine tool.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The present invention provides a cooling system, please refer to fig. 1 to 6, including: a condensing assembly 1; the heat exchange component 2 is communicated with the condensation component 1, and the heat exchange component 2 is used for exchanging heat with a cooling medium of a component to be cooled; at least part of the heat exchange component 2 is positioned in the heat dissipation air channel, and heat generated by the heat exchange component 2 is dissipated out through the heat dissipation air channel; and the blocking component 3 is movably arranged in the heat dissipation air duct so as to control the on-off of the heat dissipation air duct.

The cooling system comprises a condensation component 1, a heat exchange component 2 and a heat dissipation air channel, wherein the heat exchange component 2 is communicated with the condensation component 1, and the heat exchange component 2 is used for carrying out heat exchange with a cooling medium of a part to be cooled; at least part of the heat-radiating air channel heat-exchanging component 2 is positioned in the heat-radiating air channel, and heat generated by the heat-radiating air channel heat-exchanging component 2 is radiated out through the heat-radiating air channel; and the blocking component 3 is movably arranged in the heat dissipation air duct so as to control the on-off of the heat dissipation air duct. According to the cooling device, the machine tool 8 is cooled, when the environment temperature of the machine tool is lower than the temperature required by the machine tool 8, the condensing assembly 1 does not work, the blocking component 3 avoids the heat dissipation air channel, the cooling medium directly exchanges heat with the refrigerant in the heat exchange assembly 2, the heat absorbed by the heat exchange assembly 2 is blown out through the heat dissipation air channel, and when the environment temperature of the machine tool is higher than the temperature required by the machine tool, the condensing assembly 1 normally works, so that unnecessary operation of the condensing assembly 1 is avoided, and resource waste is avoided.

In one embodiment provided by the present invention, a heat dissipation duct includes: the heat exchange assembly 2 is positioned in the first air duct branch 100; second wind channel branch road 200, condensation component 1 is located second wind channel branch road 200, and barrier unit 3 is movably set up between first wind channel branch road 100 and second wind channel branch road 200 to when sheltering from second wind channel branch road 200, dodge first wind channel branch road 100. When the ambient temperature is lower than the temperature required by the machine tool 8, the blocking component 3 blocks the second air duct branch 200, the heat exchange component 2 directly radiates through the first air duct branch 100, and when the ambient temperature is higher than the temperature required by the machine tool, the blocking component 3 blocks the first air duct branch 100 and avoids the second air duct branch 200 so as to radiate the condensation component 1 through the second air duct branch 200.

Specifically, the heat dissipation wind channel still includes: the confluence air duct 300, the first air duct branch 100 and the second air duct branch 200 are communicated with the confluence air duct 300; and the fan assembly 4, at least part of the fan assembly 4 is installed in the confluence air duct 300 and is used for blowing air flow into the first air duct branch 100 or the second air duct branch 200. Fan subassembly 4 is used for increasing the velocity of flow of air current to dispel the heat to heat exchange assemblies 2 or condensation subassembly 1 fast, through setting up the wind channel 300 that converges, only need converge in wind channel 300 installation fan subassembly 4 can, make entire system's structure simpler, be convenient for control fan subassembly 4.

In another embodiment provided by the present invention, the blocking member 3 includes a first body and a second body, and the heat dissipation duct includes: the heat exchange assembly 2 is positioned in the first air duct branch 100, and the first body is movably arranged in the first air duct branch 100; and the condensation component 1 is positioned in the second air duct branch 200, and the second body is movably arranged in the second air duct branch 200. First fan subassembly has in the first wind channel branch road 100, has the second fan subassembly in the second wind channel branch road 200, carries out the independent control to first wind channel branch road 100 and second wind channel branch road 200 like this, makes condensation component 1 and heat exchange assemblies 2 can realize dispelling the heat simultaneously.

In the embodied process, the blocking member 3 is rotatably arranged about a predetermined axis. The blocking component 3 is hinged at the joint of the first duct branch 100 and the second duct branch 200, the blocking of the opening of the first duct branch 100 or the blocking of the opening of the second duct branch 200 is realized by the rotation of the blocking component 3, the blocking component 3 is preferably a plate,

alternatively, the blocking member 3 is slidably disposed along a predetermined track. Therefore, the blocking component 3 can be driven to move by power or the blocking component 3 can be pushed to move manually, and the operation is simple and convenient.

Specifically, as shown in fig. 5, the heat exchange assembly 2 includes: the first sleeve 21 is used for circulating a refrigerant, and the first sleeve 21 is communicated with the condensation component 1; and a second sleeve 22 sleeved on the first sleeve 21, wherein a gap is formed between the second sleeve 22 and the first sleeve 21, so that a flow passage for circulating a cooling medium is formed between the second sleeve 22 and the first sleeve 21. Thus, heat exchange is performed between the refrigerant and the cooling medium, and the first sleeve 21 transfers heat to cool the cooling medium.

In order to increase the heat dissipation effect of the second sleeve 22, the heat exchange assembly 2 further comprises: a heat dissipation plate 23 mounted on the tube body of the second sleeve 22, the heat dissipation plate 23 extending from the tube body in a direction away from the tube body; the heat dissipation plate 23 is plural, and the plural heat dissipation plates 23 are provided at intervals in the circumferential direction of the second sleeve 22. In this way, the heat dissipation plate 23 absorbs part of the heat in the cooling medium, thereby improving the cooling effect on the cooling medium.

When the concrete implementation, heat exchange assemblies 2 includes the evaporimeter, and condensation assembly 1 includes the condenser, and cooling system still includes: the two ends of the communication pipeline 5 are respectively communicated with the evaporator and the condenser; and a filter unit 6 disposed on the communication pipe 5 for filtering the refrigerant in the communication pipe 5. The refrigerant flowing out of the condenser is filtered by arranging the filter part 6 on the communication pipeline 5, so that the cleanliness of the refrigerant is improved. An electromagnetic expansion valve is further arranged on the communication pipeline 5 to throttle the refrigerant flowing out of the condenser.

Wherein, cooling system still includes: a compression part 7 communicating with the condenser and the evaporator, respectively, to constitute a cooling circuit between the condenser, the evaporator and the compression part 7; and the fan assembly 4 is positioned in the heat dissipation air duct, and the fan assembly 4 is used for blowing air flow into the heat dissipation air duct. Fan subassembly 4 can corotation or reversal, and when fan subassembly 4 just passed, increase airflow velocity of flow bloies condenser or evaporimeter, when fan subassembly 4 reversal, produces the negative pressure in the heat dissipation wind channel, can discharge the heat that condenser or evaporimeter produced. The compression component 7 is preferably a variable frequency compressor, can realize the output of cold energy of continuous regulation, judges whether the output of the cold energy is too large or too small by detecting the deviation between the control temperature (such as oil return temperature, oil outlet temperature and machine tool temperature) and the set target temperature and the change trend, and regulates the refrigerating output by the change of the compressor frequency to stabilize the control temperature at the target value.

When the ambient temperature is higher than the temperature required by the machine tool, the compression part 7 is started, the refrigerant flows in the heat exchange component 2, the generated cold energy is transferred to the flowing cooling medium, the heat brought from the machine tool is balanced, the first air duct branch is open-circuit at the moment to reduce the leakage of the cold energy, and the fan component 4 directly blows the condensing component 1 for heat dissipation.

When the ambient temperature is lower than the temperature required by the machine tool, the compression part 7 is not started, and air is blown to the heat exchange assembly 2 through the fan assembly 4 to cool the flowing cooling medium, so that the heat dissipation effect is achieved.

The control target of the cooling machine is the temperature precision of the cooling medium, when the environment temperature is higher than the temperature required by the machine tool, the trend of the required output cold quantity is judged through the feedback temperature and the change thereof, and then the frequency of the compressor is continuously adjusted, so that the control temperature reaches the target value, the output cold quantity is equal to the heat productivity of the machine tool, and the temperature is stabilized at the target value; when the ambient temperature is lower than the temperature required by the machine tool, the fan assembly 4 blows air to the heat exchange assembly 2, the adjustment of the heat dissipation capacity is realized by controlling the rotating speed of the fan assembly 4, namely the magnitude trend of the required heat dissipation capacity is judged through the feedback temperature and the change of the temperature, the air speed is further continuously adjusted, the control temperature reaches a target value, the output heat is equal to the heat productivity, and the temperature is stabilized at the target value.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

the cooling system comprises a condensation component 1, a heat exchange component 2 and a heat dissipation air channel, wherein the heat exchange component 2 is communicated with the condensation component 1, and the heat exchange component 2 is used for carrying out heat exchange with a cooling medium of a part to be cooled; at least part of the heat-radiating air channel heat-exchanging component 2 is positioned in the heat-radiating air channel, and heat generated by the heat-radiating air channel heat-exchanging component 2 is radiated out through the heat-radiating air channel; and the blocking component 3 is movably arranged in the heat dissipation air duct so as to control the on-off of the heat dissipation air duct. According to the cooling device, the machine tool 8 is cooled, when the environment temperature of the machine tool is lower than the temperature required by the machine tool 8, the condensing assembly 1 does not work, the blocking component 3 avoids the heat dissipation air channel, the cooling medium directly exchanges heat with the refrigerant in the heat exchange assembly 2, the heat absorbed by the heat exchange assembly 2 is blown out through the heat dissipation air channel, and when the environment temperature of the machine tool is higher than the temperature required by the machine tool, the condensing assembly 1 normally works, so that unnecessary operation of the condensing assembly 1 is avoided, and resource waste is avoided.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.