CN209745037U - Variable flow cooling device - Google Patents
Variable flow cooling device Download PDFInfo
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- CN209745037U CN209745037U CN201920366907.8U CN201920366907U CN209745037U CN 209745037 U CN209745037 U CN 209745037U CN 201920366907 U CN201920366907 U CN 201920366907U CN 209745037 U CN209745037 U CN 209745037U
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Abstract
The utility model relates to a cooling device, and discloses a variable flow cooling device, which comprises a cooling tower, a water tank, a water pump, a cold pipeline, a load and a hot pipeline, wherein the cold pipeline is sequentially connected with the cooling tower, the water tank, the water pump and the load, the hot pipeline is connected between the load and the cooling tower, and a variable flow shunt is connected between two sides of the load; the variable flow branch comprises a branch pipeline and an electric valve, one end of the branch pipeline is communicated with the cold pipeline, the other end of the branch pipeline is communicated with the hot pipeline, and the electric valve is arranged in the middle of the branch pipeline; the branch pipeline is provided with a first manual valve at one side of the electric valve and a second manual valve at the other side of the electric valve; when the flow passing through the load needs to be changed, the electric valve is started, and the internal flow of the cold pipeline flows to the hot pipeline through the branch pipeline, so that the flow on the load is adjusted.
Description
Technical Field
The utility model relates to a cooling device, more specifically say, it relates to a variable flow cooling device.
Background
The existing cooling device is a water supply system which is used for exchanging hot water by cooling water, cooling and recycling, comprises an open type and a closed type and consists of cooling equipment, a water pump and a pipeline.
The existing closed cooling device adopts closed cooling equipment, circulating water flows in a pipe, and the outside of the pipe is usually radiated by wind or a cooling tower. To prevent salt scale in the heat exchange equipment, sometimes the cooling water needs to be softened. In order to prevent the heat exchange equipment from being corroded, a corrosion inhibitor is added, so that the requirement on the sealing property of an internal loop of the device is high, and the input of external flow is reduced.
However, the conventional cooling device does not involve external flow, and the internal flow cannot be controlled, so that the cooling power of the cooling device cannot be controlled.
SUMMERY OF THE UTILITY MODEL
The unable control of flow to current cooling device inside to the technical problem of the cooling power that can't control the cold device that lacks, the utility model provides a variable flow cooling device, it has that internal flow can change, the controllable advantage of its cooling power.
In order to achieve the above purpose, the utility model provides a following technical scheme:
A variable flow cooling device comprises a cooling tower, a water tank, a water pump, a cold pipeline, a load and a hot pipeline, wherein the cold pipeline is sequentially connected with the cooling tower, the water tank, the water pump and the load, the hot pipeline is connected between the load and the cooling tower, and a variable flow branch is connected between two sides of the load;
The variable flow branch comprises a branch pipeline and an electric valve, one end of the branch pipeline is communicated with the cold pipeline, the other end of the branch pipeline is communicated with the hot pipeline, and the electric valve is arranged in the middle of the branch pipeline;
The shunt pipe is provided with a first manual valve on one side of the electric valve, and a second manual valve on the other side of the electric valve.
Through the technical scheme, the water pump extracts water from the water tank through the cold pipeline, then sends the water through the cold pipeline to the load, the heat in the load is taken away by the water, the water enters the cooling tower through the hot pipeline to release the heat, then enters the water tank again to form circulation, when the flow flowing through the load needs to be changed, the electric valve is started, the internal flow of the cold pipeline flows to the hot pipeline through the branch pipeline, and therefore the flow on the load is adjusted.
Furthermore, a first load valve is arranged at one end of the cold pipeline connected with the load, and a second load valve is arranged at one end of the hot pipeline connected with the load.
Through the technical scheme, the first load valve and the second load valve can be used for isolating loads, the first load valve and the second load valve are opened when the loads exist, and the first load valve and the second load valve are closed when the loads do not exist.
further, a pressure sensor is connected to the cold pipe, and the pressure sensor is located between the first load valve and the branch pipe.
through the technical scheme, the pressure sensor can measure the pressure of the cold pipeline on the load, so that the flow of the load is calculated.
Further, the pressure sensor is electrically connected with the electric valve.
Through the technical scheme, the pressure sensor can send the pressure signal to the electric valve, and the electric valve can change the power of the electric valve according to the pressure signal, so that automatic control is realized.
Furthermore, the end part of the cold pipeline connected with the water pump is connected with a flexible joint, and a Y-shaped filter, a check valve and a pressure gauge are arranged at the position of the cold pipeline between the water pump and the branch pipeline to form a driving group.
Through above-mentioned technical scheme, Y type filter is used for cleaing away the impurity of aquatic to the normal use of protection valve and equipment, the check valve prevents the water reflux in the cold pipeline, and the manometer can let the pressure in the cold pipeline of show.
Furthermore, the driving groups are provided with a plurality of groups which are connected in parallel, and each group of driving groups is connected into the cold pipeline through a cold water valve.
Through the technical scheme, the cooling power can be improved by the multiple groups of parallel driving groups.
Further, the end of the water tank connected with the cooling tower is lower than the end of the water tank connected with the driving group.
Through above-mentioned technical scheme, the water in the water tank can all participate in the circulation, makes the inside water of water tank be difficult to rotten.
Furthermore, the first manual valve and the second manual valve are arranged in a linkage mode.
Through above-mentioned technical scheme, the first manual valve that the linkage set up can open simultaneously or close simultaneously with the manual valve of second, avoids opening the fault state appearance that closes simultaneously.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The water pump extracts water from the water tank through the cold pipeline, then sends the water through the cold pipeline to the load, the heat in the load is taken away by the water, then enters the cooling tower through the hot pipeline to release the heat, and then enters the water tank again to form circulation, when the flow passing through the load needs to be changed, the first manual valve and the second manual valve are opened, the electric valve is started, and the partial flow in the cold pipeline flows to the hot pipeline through the branch pipeline, so that the flow on the load is adjusted, and the water pump has the advantages of changeable flow inside the load and controllable cooling power;
(2) When the flow does not need to be changed, the first manual valve and the second manual valve are closed, and the branch pipeline and the electromagnetic valve can be connected or separated between the cold pipeline and the hot pipeline;
(3) By arranging the pressure sensor in signal connection with the electric valve, the electric valve can change the power of the electric valve according to the pressure signal, thereby realizing automatic control.
drawings
Fig. 1 is an overall schematic diagram of an embodiment of the present invention.
Reference numerals: 1. a cold pipe; 2. a heat pipe; 3. a cooling tower; 4. a water tank; 5. a water pump; 6. a load; 7. a first load valve; 8. a second load valve; 9. a shunt conduit; 10. an electrically operated valve; 11. a first manual valve; 12. a second manual valve; 13. a pressure sensor; 14. a flexible joint; 15. a Y-type filter; 16. a check valve; 17. a pressure gauge; 18. a cold water valve; 19. and driving the group.
Detailed Description
the present invention will be described in detail with reference to the accompanying drawings and examples.
examples
A variable flow cooling device is shown in figure 1 and comprises a cold pipeline 1 and a hot pipeline 2, wherein the cold pipeline 1 is sequentially connected with a cooling tower 3, a water tank 4, a water pump 5 and a load 6, and the hot pipeline 2 is connected between the load 6 and the cooling tower 3. The water pump 5 extracts water from the water tank 4, the water is sent to the load 6 through the cold pipeline 1, heat in the load 6 is taken away by the water and enters the hot pipeline 2, then enters the cooling tower 3 through the hot pipeline 2 to exchange the heat to the outside, and finally enters the water tank 4 again to form circulation.
Wherein, the height of the end part of the water tank 4 connected with the cooling tower 3 is lower than the height of the end part of the water tank 4 connected with the water pump 5. The water in the cooling tower 3 enters from the bottom of the water tank 4 and flows out from the top of the water tank 4, so that the water in the water tank 4 can completely participate in circulation, the retention amount of the water in the water tank 4 is reduced, and the water in the water tank 4 is not easy to deteriorate. The end of the cold pipeline 1 connected with the load 6 is provided with a first load valve 7, and the end of the hot pipeline 2 connected with the load 6 is provided with a second load valve 8. The first load valve 7 and the second load valve 8 can block the load 6, and the water pump 5 needs to be stopped after the load 6 is blocked. The first load valve 7 and the second load valve 8 are opened when there is a load 6, and the first load valve 7 and the second load valve 8 are closed when there is no load 6.
A variable flow branch is connected between two sides of the load 6, the variable flow branch comprises a branch pipeline 9 and an electric valve 10, and the electric valve 10 can control the working state thereof manually or receive an electric signal to control the working state thereof. One end of the branch pipe 9 is communicated with the cold pipe 1, the other end is communicated with the hot pipe 2, and the electric valve 10 is arranged in the middle of the branch pipe 9. The branch duct 9 is provided with a first manual valve 11 on one side of the electric valve 10 and a second manual valve 12 on the other side of the electric valve 10. The first manual valve 11 and the second manual valve 12 are linked through a hinged connecting rod. The first manual valve 11 and the second manual valve 12 which are linked can be opened or closed at the same time, so that the fault state that the valves are opened and closed at the same time is avoided, and the device is prevented from being damaged or water is prevented from leaking. A pressure sensor 13 is connected to the cold line 1, the pressure sensor 13 being located between the first load valve 7 and the shunt line 9. The pressure sensor 13 is electrically connected with the electric valve 10, the pressure sensor 13 can measure the pressure of the cold pipeline 1 on the load 6, so that the flow of the load 6 is calculated, meanwhile, a pressure signal is generated and sent to the electric valve 10, the electric valve 10 can change the power of the electric valve 10 according to the pressure signal, and automatic control is achieved.
The end part of the cold pipeline 1 connected with the water pump 5 is connected with a flexible joint 14, the flexible joint 14 can reduce the vibration and noise of the pipeline in the device, and the problems of joint displacement, axial expansion, non-concentricity and the like of the pipeline can be fundamentally solved. The cold pipe 1 is provided with a Y-filter 15, a check valve 16, and a pressure gauge 17 at a position between the water pump 5 and the branch pipe 9, and forms a driving group 19. The Y-filter 15 is used to remove impurities from the water to protect the valves and equipment from normal use, the check valve 16 prevents the backflow of water in the cold pipe 1, and the pressure gauge 17 allows the pressure in the cold pipe 1 to be displayed. The driving set 19 is provided with a plurality of groups and is connected in parallel, each group of driving set 19 is connected into the cold pipeline 1 through the cold water valve 18, and the plurality of groups of driving sets 19 connected in parallel can improve the cooling power of the device.
The variable flow cooling device comprises the following use processes: the load 6 is connected, the water tank 4 is filled with water, the cold water valve 18, the first load valve 7 and the second load valve 8 are opened, the water pump 5 is started, and at the moment, the flow in the device is unchanged. When the flow rate flowing through the load 6 needs to be changed, the first manual valve 11 and the second manual valve 12 which are linked are opened, the electric valve 10 is started, the flow rate of the electric valve 10 is analyzed to be from the first manual valve 11 to the second manual valve 12, namely from the cold pipeline 1 to the hot pipeline 2, and the flow split amount in the cold pipeline 1 flows to the hot pipeline 2 through the branch pipeline 9, so that the flow rate on the load 6 is adjusted, and the advantages of variable flow rate in the load 6 and controllable cooling power are achieved. The electric valve 10 receiving the pressure signal from the pressure sensor 13 also enables automatic control of the flow rate variation. Meanwhile, bypass flow of the device is not required to be designed, and the design flow of the device cannot be increased.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. a variable flow cooling device comprises a cooling tower (3), a water tank (4), a water pump (5), a cold pipeline (1), a load (6) and a hot pipeline (2), wherein the cold pipeline (1) is sequentially connected with the cooling tower (3), the water tank (4), the water pump (5) and the load (6), and the hot pipeline (2) is connected between the load (6) and the cooling tower (3), and is characterized in that a variable flow branch is connected between two sides of the load (6);
The variable flow branch comprises a branch pipeline (9) and an electric valve (10), one end of the branch pipeline (9) is communicated with the cold pipeline (1), the other end of the branch pipeline is communicated with the hot pipeline (2), and the electric valve (10) is arranged in the middle of the branch pipeline (9);
The branch pipe (9) is provided with a first manual valve (11) on one side of the electric valve (10), and a second manual valve (12) on the other side of the electric valve (10).
2. A variable flow cooling device according to claim 1, characterized in that the end of the cold pipe (1) connected to the load (6) is provided with a first load valve (7) and the end of the hot pipe (2) connected to the load (6) is provided with a second load valve (8).
3. Variable flow cooling device according to claim 2, characterized in that a pressure sensor (13) is connected to the cold conduit (1), said pressure sensor (13) being located between the first load valve (7) and the by-pass conduit (9).
4. Variable flow cooling device according to claim 3, characterized in that said pressure sensor (13) is electrically connected to said electric valve (10).
5. The variable flow cooling device according to claim 1, characterized in that the end of the cold pipe (1) connected to the water pump (5) is connected to a flexible joint (14), and the cold pipe (1) is provided with a Y-filter (15), a check valve (16), a pressure gauge (17) at the location between the water pump (5) and the branch pipe (9) and forms a driving group (19).
6. variable flow cooling device according to claim 5, characterised in that said driving groups (19) are provided in a plurality of groups and are mutually connected in parallel, each group of driving groups (19) being connected to said cold pipe (1) through a cold water valve (18).
7. A variable flow cooling device according to claim 5, wherein the end of the water tank (4) connected to the cooling tower (3) is lower than the end of the water tank (4) connected to the drive group (19).
8. A variable flow cooling device according to claim 1, wherein the first manual valve (11) is provided in conjunction with the second manual valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920366907.8U CN209745037U (en) | 2019-03-22 | 2019-03-22 | Variable flow cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920366907.8U CN209745037U (en) | 2019-03-22 | 2019-03-22 | Variable flow cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209745037U true CN209745037U (en) | 2019-12-06 |
Family
ID=68717829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920366907.8U Active CN209745037U (en) | 2019-03-22 | 2019-03-22 | Variable flow cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209745037U (en) |
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2019
- 2019-03-22 CN CN201920366907.8U patent/CN209745037U/en active Active
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