CN219283779U - Water-cooling thermostat - Google Patents

Abstract

The utility model provides a water-cooling thermostat, includes the water tank, with the water tank is connected and can refrigerate heat exchange assembly, be equipped with the upper end in the water tank be the inner chamber of open end, and the holding heat exchange assembly's installation cavity, be equipped with on the inner chamber extend to the outer first water inlet end of water tank, be equipped with on the installation cavity extend to the outer first water outlet end of water tank, and with the second water inlet end of inner chamber intercommunication, heat exchange assembly is located the second water inlet end with between the first water outlet end, the water tank still is equipped with detachable tank lid, the tank lid is used for the closing cap the upper end opening of inner chamber. According to the utility model, the operation mode of the heat exchange assembly can be selected according to the non-application scene, when the heat exchange assembly operates, the cold source can be supplemented in the inner cavity, the heat exchange efficiency is improved, and when the heat exchange assembly does not operate, the external cold source can be added for cooling, so that the use requirements of different scenes are met, and the use experience of customers is improved.

Description

Water-cooling thermostat

Technical Field

The utility model relates to the technical field of refrigeration equipment, in particular to a water-cooling thermostat.

Background

With the continuous deepening of people's production life, the condition of operation of each trade personnel under extreme environment is becoming more common, and the personnel of operation under high temperature environment extremely easily produce the thermal stress reaction, aggravate tired sense, influence response sensitivity harm personnel health and operation safety. People are continually searching for a more reasonable and effective method for guaranteeing the physiological health and operation safety of the people. In order to improve the microclimate of a human body in a high-temperature environment, operators generally choose to use cooling clothes such as air cooling, water cooling, ice cooling, electronic refrigeration, vortex refrigeration and the like, so that a certain heatstroke prevention and cooling purpose is achieved, the comfort of the human body can be improved, and the operation safety is ensured.

As disclosed in chinese patent document CN109123834a, a constant temperature labor protection suit and a method for using the same are disclosed, in which the usage scenario is relatively single, the water in the water-cooled head is inconvenient to be replaced, the semiconductor refrigeration sheet contacts with the water-cooled head after refrigeration, the water-cooled head with reduced surface exchanges heat with the water flowing in the water-cooled head, however, when the heat of the water entering the water-cooled head is relatively large and the flow rate is relatively fast, the water in the water-cooled head is not completely contacted with the water-cooled head and exchanges heat, and is retained in the condenser tube again, after a period of heat accumulation, the heat exchange rate is deteriorated, so that the constant temperature effect of the condenser tube cannot reach expectations.

Therefore, it is necessary to develop a water-cooled thermostat to overcome the above drawbacks, so as to better improve the heat exchange efficiency and satisfy the use in different situations.

Disclosure of Invention

Aiming at the technical problems that the use scene of the prior refrigeration equipment is single and the heat exchange rate is poor, the utility model solves the technical problems by adopting the technical proposal that:

the utility model provides a water-cooling thermostat, includes the water tank, with the water tank is connected and can refrigerate heat exchange assembly, be equipped with the upper end in the water tank be the inner chamber of open end, and the holding heat exchange assembly's installation cavity, be equipped with on the inner chamber extend to the outer first water inlet end of water tank, be equipped with on the installation cavity extend to the outer first water outlet end of water tank, and with the second water inlet end of inner chamber intercommunication, heat exchange assembly is located the second water inlet end with between the first water outlet end, the water tank still is equipped with detachable tank lid, the tank lid is used for the closing cap the upper end opening of inner chamber.

In order to improve the heat exchange effect of the heat exchange assembly, the heat exchange assembly comprises a refrigerating end extending into the mounting cavity and a radiator connected with the refrigerating end, the refrigerating end is provided with a refrigerating sheet close to the mounting cavity and a radiating end connected with the radiator, and the radiator is connected with a radiator fan.

In order to improve the heat exchange effect of the heat exchange assembly, the heat exchange assembly further comprises a heat exchange pipeline which extends to the inner cavity and is communicated with the installation cavity.

In order to improve the heat exchange effect, the installation cavity comprises a first installation cavity communicated with the first water inlet end and a second installation cavity communicated with the first water outlet end, one end of the heat exchange pipeline is communicated with the first installation cavity, and the other end of the heat exchange pipeline is communicated with the second installation cavity.

In order to improve the heat exchange effect of the heat exchange assembly, the cooling plates extend towards the direction of the mounting cavity, the cooling plates are arranged in a plurality of and spaced mode, the mounting cavity is provided with guide plates extending towards the direction of the cooling plates, and the guide plates are arranged in a plurality of and spaced mode.

In order to improve the contact effect of water and the refrigerating sheets, the guide plates are arranged opposite to the refrigerating sheets, the guide plates extend into gaps between the adjacent refrigerating sheets, and the refrigerating sheets extend into the gaps between the adjacent guide plates.

In order to improve the sealing effect of the mounting cavity and the refrigerating end, a sealing ring is arranged between the refrigerating piece and the mounting cavity, and the mounting cavity is provided with a step part matched with the sealing ring.

Further, the first installation cavity is provided with a second water outlet end extending to the outer side of the water tank.

Further, a first water inlet component connected with the first water inlet end and a first water outlet component connected with the first water outlet end are respectively arranged on the outer side of the water tank, and a water pump is connected to the first water outlet component.

In order to keep the components fixed, the water tank is provided with a fixing plate for fixing the first water inlet component, the first water outlet component and the water pump.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the operation mode of the heat exchange assembly can be selected according to the non-application scene, when the heat exchange assembly operates, the cold source can be supplemented in the inner cavity, the heat exchange efficiency is improved, and when the heat exchange assembly does not operate, the external cold source can be added for cooling, so that the use requirements of different scenes are met, and the use experience of customers is improved.

2. When the heat exchange assembly operates, water to be cooled is contained through the water tank, heat-containing water enters the inner cavity from the first water inlet end and is mixed with the water to be cooled for heat exchange, the heat exchange assembly contained in the mounting cavity is used for refrigerating, the water in the inner cavity enters the mounting cavity from the second water inlet end and then is cooled for finishing heat exchange again, the water is output from the first water outlet end, and when the liquid temperature of the inner cavity is higher, the cold source can be replaced or supplemented; when the heat exchange assembly does not operate, ice cubes or ice bags can be added into the inner cavity, water containing heat enters the inner cavity from the first water inlet end and is mixed with water in the inner cavity for heat exchange, and the water in the inner cavity enters the mounting cavity from the second water inlet end and is output through the first water outlet end.

Drawings

Fig. 1 is a schematic view of a water-cooled thermostat of the present utility model.

Fig. 2 is a top view of a water-cooled thermostat of the present utility model.

Fig. 3 is a cross-sectional view A-A of fig. 2.

Fig. 4 is a top view of a water-cooled thermostat of the present utility model.

Fig. 5 is a B-B cross-sectional view of fig. 4.

Fig. 6 is an exploded view of a water-cooled thermostat of the present utility model.

Fig. 7 is an exploded view of a water-cooled thermostat of the present utility model.

Detailed Description

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

The water-cooling thermostat as shown in fig. 1 to 5 comprises a water tank 1, a heat exchange component 2 which is connected with the water tank 1 and can refrigerate, an inner cavity 8 with an open end at the upper end and a mounting cavity 7 for accommodating the heat exchange component 2 are arranged in the water tank 1, a first water inlet end 51 extending out of the water tank 1 is arranged on the inner cavity 8, a first water outlet end 61 extending out of the water tank 1 and a second water inlet end 52 communicated with the inner cavity 8 are arranged on the mounting cavity 7, the heat exchange component 2 is positioned between the second water inlet end 52 and the first water outlet end 61, a detachable water tank cover 11 is further arranged in the water tank 1, and the water tank cover 11 is used for sealing the upper end opening of the inner cavity 8. According to the utility model, the operation mode of the heat exchange assembly can be selected according to the non-application scene, when the heat exchange assembly operates, the cold source can be supplemented in the inner cavity, the heat exchange efficiency is improved, and when the heat exchange assembly does not operate, the external cold source can be added for cooling, so that the use requirements of different scenes are met, and the use experience of customers is improved.

When the heat exchange assembly operates, water to be cooled is contained through the water tank, heat-containing water enters the inner cavity from the first water inlet end and is mixed with the water to be cooled for heat exchange, the heat exchange assembly contained in the mounting cavity is used for refrigerating, the water in the inner cavity enters the mounting cavity from the second water inlet end and then is cooled for finishing heat exchange again, the water is output from the first water outlet end, and when the liquid temperature of the inner cavity is higher, the cold source can be replaced or supplemented; when the heat exchange assembly does not operate, ice cubes or ice bags can be added into the inner cavity, water containing heat enters the inner cavity from the first water inlet end and is mixed with water in the inner cavity for heat exchange, and the water in the inner cavity enters the mounting cavity from the second water inlet end and is output through the first water outlet end.

Optionally, the utility model can be used for water-cooled cooling clothes, can achieve a certain heatstroke prevention and cooling purpose, can improve the comfort of human bodies and ensures the operation safety.

As shown in fig. 1 to 5, the heat exchange assembly 2 includes a cooling end 21 extending into the installation cavity 7, and a radiator 22 connected to the cooling end 21, the cooling end 21 is provided with a cooling fin 211 adjacent to the installation cavity 7, and a heat dissipation end connected to the radiator 22, and the radiator 22 is connected to a heat dissipation fan 221. Further, the refrigeration end refrigerates towards one side of the installation cavity, heat is generated at the other side of the refrigeration end and transferred to the radiator through the radiating end, and the radiator blows out the heat through the radiating fan, so that the radiating end is rapidly cooled to avoid heat accumulation, and the refrigeration effect of the refrigeration end is improved.

Optionally, the cooling sheet is a semiconductor cooling sheet.

Specifically, the radiator is located between the water tank and the radiator fan, and hot air blown out by the radiator fan moves to a position away from the water tank.

A water-cooled thermostat as shown in fig. 3, 5 and 6, the heat exchange assembly 2 further comprises a heat exchange line 23 extending to the inner chamber 8 and communicating with the mounting chamber 7. Further, when the refrigeration end is not started, ice cubes or ice bags can be added into the inner cavity, when water enters the inner cavity from the first water inlet end, the water enters the installation cavity from the second water inlet end after first heat exchange, the water and cold water in the inner cavity are subjected to heat exchange again through a heat exchange pipeline communicated with the installation cavity, and finally the water is output from the first water outlet end.

When the refrigerating end is started, after the water in the first installation cavity is cooled, the cooled water and the water in the inner cavity are subjected to primary heat exchange through the heat exchange pipeline communicated with the installation cavity, so that the water temperature in the inner cavity is reduced, a certain temperature difference is formed between the cooled water and the hot water entering from the first water inlet end, and the hot water entering from the first water inlet end can be smoothly subjected to heat exchange with the water in the inner cavity.

Further, the installation cavity is located the downside of inner chamber, and the refrigeration end is installed to the installation intracavity from bottom to top, and water fills whole installation cavity under the effect of gravity, and the refrigeration end can fully contact with water.

As shown in fig. 1 to 5, the installation cavity 7 includes a first installation cavity 71 communicating with the first water inlet end 51, and a second installation cavity 72 communicating with the first water outlet end 61, one end of the heat exchange pipeline 23 communicates with the first installation cavity 71, and the other end of the heat exchange pipeline 23 communicates with the second installation cavity 72. Further, the first installation cavity 71 accommodates the first refrigerating end 2111, the second installation cavity 72 accommodates the second refrigerating end 2112, water enters the first installation cavity from the inner cavity, enters the second installation cavity from the heat exchange pipeline, finally flows out of the second installation cavity to the water outlet end, when the first refrigerating end and the second refrigerating end are started, the refrigerating sheets of the first refrigerating end and the second refrigerating end can rapidly cool the water in the first installation cavity and the second installation cavity respectively, the water firstly enters the inner cavity from the first water inlet end to be buffered and subjected to primary heat exchange, and when the water enters the first installation cavity from the second water inlet end, the water again subjected to heat exchange with the water in the inner cavity through the heat exchange pipeline communicated with the first installation cavity enters the second installation cavity from the heat exchange pipeline to be subjected to heat exchange, and finally flows out of the first water outlet end from the second installation cavity.

Optionally, when the refrigeration end is not started, ice cubes or ice bags can be added into the inner cavity, water firstly exchanges heat from the inner cavity, and after entering the first installation cavity from the inner cavity, the water exchanges heat with the water in the inner cavity again through a heat exchange pipeline communicated with the first installation cavity, enters the second installation cavity from the heat exchange pipeline, and finally flows out of the water outlet end from the second installation cavity.

As shown in fig. 3 and 5, the cooling fins 211 extend toward the direction of the mounting cavity 7, the cooling fins 211 are provided with a plurality of cooling plates 73 which extend toward the direction of the cooling fins 211, and the cooling plates 73 are provided with a plurality of cooling plates which are arranged at intervals. By adopting the design, the contact area between a plurality of refrigerating sheets arranged at intervals and water in the mounting cavity can be increased, the cooling of the water is accelerated, the flow velocity of the water can be slowed down by a plurality of guide plates, the contact time of the water and the refrigerating sheets is more sufficient, and the cooling effect is better.

As shown in fig. 3 and 5, the guide plates 73 are disposed opposite to the cooling fins 211, the guide plates 73 extend into the gaps between the adjacent cooling fins 211, and the cooling fins 211 extend into the gaps between the adjacent guide plates 73. Further, the flow guide plates and the refrigerating sheets are arranged in a method capable of slowing down the movement of water, the refrigerating sheets play a role in flow guide and speed reduction at the same time, and the water is fully contacted with each refrigerating sheet and exchanges heat.

As shown in fig. 7, a sealing ring 9 is disposed between the cooling plate 211 and the installation cavity 7, and the installation cavity 7 is provided with a step portion 74 matched with the sealing ring 9. The sealing ring can prevent water from flowing out of the installation cavity, so that the normal heat exchange of the water-cooling thermostat is ensured, and the water loss is avoided.

Further, in order to improve the constant temperature effect of the water tank, the outer side of the water tank is provided with an insulating layer 16, and further, the insulating layer can be made of foam and other materials.

As shown in fig. 3, 5, 6 and 7, the first installation chamber 71 is provided with a second water outlet end 62 extending to the outside of the water tank 1. Optionally, when the article position that utilizes the water-cooling thermostat to cool down is fixed, can connect tap with the one end of a water pipe, the other end and the first water inlet end of a water pipe are connected, can select the one end and the second water outlet end of condenser pipe to be connected, the condenser pipe contacts with the article of waiting to cool down, the other end and the drainage channel of condenser pipe are connected, after opening the tap, the water that flows enters into the inner chamber from first water inlet end, after entering into first installation cavity from the second water inlet end again, reach the second water outlet end from first installation cavity again, utilize natural flowing water to cool down the article of condenser pipe contact, the water is discharged to the drainage channel from the other end of condenser pipe at last.

As shown in fig. 1, a water-cooling thermostat is provided with a first water inlet assembly 31 connected to the first water inlet end 51 and a first water outlet assembly 32 connected to the first water outlet end 61, respectively, and the first water outlet assembly 32 is connected to a water pump 4.

Further, a power source 17 is fixed to the fixing plate 10.

Further, when the one end and the first subassembly of intaking of condenser pipe are connected, the other end and the first water outlet subassembly of condenser pipe are connected, in order to accelerate the velocity of flow of condenser intraductal water, can set up the water pump on first water outlet subassembly, after the water pump starts, can accelerate water and flow into the inner chamber from first inlet end and enter into first installation intracavity, after the water passes through heat exchange pipeline, water enters into first outlet end from the second installation chamber again, and the water pump flows fast and returns to first inlet end again.

As shown in fig. 1, the water tank 1 is provided with a fixing plate 10 for fixing the first water inlet assembly 31, the first water outlet assembly 32 and the water pump 4.

The first water inlet assembly 31 comprises a first water inlet condensation pipe 11 and a first female joint 312 which are connected to the fixing plate 10, the first female joint 312 is used for connecting the first water inlet condensation pipe 11 and the condensation pipe, the first water outlet assembly 32 comprises a first water outlet condensation pipe 21 and a second female joint 322 which are connected to the fixing plate 10, the second female joint 322 is used for connecting the first water outlet condensation pipe 21 and the condensation pipe, further, the first water outlet condensation pipe 21 is sequentially connected with the first water outlet end 61, the water pump 4 and the second female joint 322, and optionally, a joint housing 101 for fixing the first female joint 312 and the second female joint 322 is arranged on the fixing plate 10.

Further, a water-cooled thermostat is provided with a power source 17 fixed to the fixing plate 10.

As shown in fig. 1 and 6, the water tank 1 is provided with a water tank cover 11, the water tank cover 11 is provided with a handle 12, a silica gel plug 13 and a clamping portion 14, and the water tank 1 is provided with a connection matching portion 15 matched with the clamping portion 14. By adopting the design, when the water-cooling thermostat shakes, water flows out of the inner cavity, the silica gel plug is convenient to mount and dismount, the condition of the inner cavity is convenient to observe after the silica gel plug is dismounted, and the water tank is tightly connected with the water tank cover through the connection of the clamping part and the connection matching part.

As shown in fig. 1 to 7, the embodiment of example 1 is as follows:

the water-cooled thermostat comprises a water tank 1, a heat exchange assembly 2, a heat exchange pipeline 23 and a water tank cover, wherein the heat exchange assembly 2 comprises a first refrigerating end 2111 extending into a first installation cavity 71, a second refrigerating end 2112 extending into a second installation cavity 72, two radiators 22 respectively connected with the first refrigerating end 2111 and the second refrigerating end 2112, and the heat exchange pipeline 23 extends to an inner cavity 8 and is communicated with the first installation cavity 71 and the second installation cavity 72.

The first refrigerating end 2111 and the second refrigerating end 2112 are respectively provided with a refrigerating fin 211, and the radiator 22 is respectively connected with a cooling fan 221. The cooling fin 211 is a semiconductor cooling fin, the cooling fin 211 carries out the refrigeration towards one side of installation cavity 7, and the opposite side of cooling fin 211 produces heat and passes through the radiating end and transfer to radiator 22 on, and radiator 22 blows out the heat through radiator fan 221 to make the radiating end rapid cooling avoid the heat to gather. The radiator 22 is located between the water tank 1 and the radiator fan 221, and the hot air blown by the radiator fan 221 moves to a position away from the water tank 1.

One of them refrigeration piece 211 extends towards first installation cavity 71 direction, and another refrigeration piece 211 extends towards second installation cavity 72 direction, and refrigeration piece 211 is equipped with a plurality of and interval setting, and first installation cavity 71 and second installation cavity 72 all are equipped with the guide plate 73 that extends towards refrigeration piece 211 direction, and guide plate 73 is equipped with a plurality of and interval setting. The guide plates 73 are disposed opposite to the cooling fins 211, the guide plates 73 extend into the gaps between the adjacent cooling fins 211, and the cooling fins 211 extend into the gaps between the adjacent guide plates 73. The arrangement method of the guide plates 73 and the cooling plates 211 can slow down the movement of water, the cooling plates 211 play a role in guiding and slowing down simultaneously, and the water is fully contacted with each cooling plate 211 and exchanges heat.

A sealing ring 9 is arranged between the refrigerating piece 211 and the mounting cavity 7, and the mounting cavity 7 is provided with a step part 74 matched with the sealing ring 9. The sealing ring 9 can prevent water from flowing out of the installation cavity 7, ensure the normal heat exchange of the water-cooled thermostat and avoid water loss.

The water tank 1 is provided with a fixing plate 10 for fixing the first water inlet assembly 31, the first water outlet assembly 32 and the water pump 4.

The upper side of the water tank 1 is provided with a water tank cover 11, the water tank cover 11 is provided with an engaging portion 14, and the water tank 1 is provided with a connection fitting portion 15 which is fitted with the engaging portion 14. The first water outlet component 32 is connected with a water pump 4, and the outer side of the water tank 1 is wrapped with a heat preservation layer 16 made of foam.

Operation of a water-cooled thermostat: the inner cavity 8 is filled with enough water, the water tank cover 11 is covered, one end of the condensing pipe is connected with the first water inlet component 31, the other end of the condensing pipe is connected with the first water outlet component 32, the water pump 4 connected to the first water outlet component 32 is started, the water starts to circulate, the refrigerating end 21 is started, the first refrigerating end 2111 and the second refrigerating end 2112 start to operate, the water flowing through the object to be cooled firstly enters the first water inlet component 31 into the first water inlet end 51, the water with heat firstly exchanges heat with the water in the inner cavity 8, the water enters the first mounting cavity 71 from the inner cavity 8 through the second water inlet end 52, the first refrigerating end 2111 is refrigerated to perform primary heat exchange on the water in the first mounting cavity 71, the water enters the second mounting cavity 72 from the heat exchange pipeline 23 again, the water in the inner cavity 8 is subjected to primary heat exchange with the water in the heat exchange pipeline 23 when passing through the heat exchange pipeline 23, the second refrigerating end 2 performs primary heat exchange on the water in the second mounting cavity 72, and finally flows out of the first water outlet component 61 from the first cooling end to the object to be cooled through the condensing pipe 32, and the water continuously contacts with the object to be cooled.

The embodiment of example 2 is as follows:

embodiment 2 differs from embodiment 1 in that the operation of the water-cooled thermostat is not required to start the cooling end 21 and the cooling fan 221: one end of a condensing pipe is connected with a first water inlet component 31, the other end of the condensing pipe is connected with a first water outlet component 32, sufficient water is added into an inner cavity 8 and then is put into an ice bag, a water tank cover 11 is covered, a water pump 4 connected to the first water outlet component 32 is started, water in the inner cavity 8 starts to circulate, the water firstly exchanges heat with the ice bag, the water flowing through an object to be cooled enters a first water inlet end 51 from the first water inlet component 31, the water with heat firstly exchanges heat with the water in the inner cavity 8, the water enters a first installation cavity 71 from the inner cavity 8 through a second water inlet end 52, the water enters a second installation cavity 72 from a heat exchange pipeline 23 again, when the water passes through the heat exchange pipeline 23, the water in the inner cavity 8 exchanges heat with the water once, finally the water flows out of the second installation cavity 72 to a first water outlet end 61, flows into the condensing pipe through the first water outlet component 32, and the condensing pipe contacts with the object to be cooled and continuously exchanges heat.

The embodiment of example 3 is as follows:

embodiment 3 differs from embodiment 1 in that, when the position of the object cooled by the water-cooled thermostat is fixed, the water pump 4, the cooling end 21, the radiator 22, and the cooling fan 221 do not need to be started, one end of the first water pipe is connected to the faucet, the other end of the first water pipe is connected to the first water inlet end 51, one end of the condensation pipe is connected to the second water outlet end 62, the condensation pipe is in contact with the object to be cooled, the other end of the condensation pipe is connected to the drainage channel, after the faucet is opened, flowing water enters the inner cavity 8 from the first water inlet end 51, enters the first installation cavity 71 from the second water inlet end 52, reaches the second water outlet end 62 from the first installation cavity 71, the object in contact with the condensation pipe is cooled by natural flowing water, and finally the water is discharged from the other end of the condensation pipe to the drainage channel.

The foregoing examples are provided to further illustrate the technical contents of the present utility model for the convenience of the reader, but are not intended to limit the embodiments of the present utility model thereto, and any technical extension or re-creation according to the present utility model is protected by the present utility model. The protection scope of the utility model is subject to the claims.

Claims (10)

1. The utility model provides a water-cooling thermostat, includes water tank (1), with but heat exchange component (2) of water tank (1) connection and refrigeration, its characterized in that: be equipped with inner chamber (8) that the upper end is the open end in water tank (1), and the holding installation cavity (7) of heat exchange component (2), be equipped with on inner chamber (8) and extend to first water inlet end (51) outside water tank (1), be equipped with on installation cavity (7) extend to first water outlet end (61) outside water tank (1), and with second water inlet end (52) of inner chamber (8) intercommunication, heat exchange component (2) are located between second water inlet end (52) and first water outlet end (61), water tank (1) still is equipped with detachable tank lid (11), tank lid (11) are used for the closing cap the upper end opening of inner chamber (8).

2. A water-cooled thermostat according to claim 1 wherein: the heat exchange assembly (2) comprises a refrigerating end (21) extending into the mounting cavity (7) and a radiator (22) connected with the refrigerating end (21), the refrigerating end (21) is provided with a refrigerating sheet (211) close to the mounting cavity (7) and a radiating end connected with the radiator (22), and the radiator (22) is connected with a radiating fan (221).

3. A water-cooled thermostat according to claim 1 wherein: the heat exchange assembly (2) further comprises a heat exchange pipeline (23) which extends to the inner cavity (8) and is communicated with the installation cavity (7).

4. A water-cooled thermostat according to claim 3 wherein: the installation cavity (7) comprises a first installation cavity (71) communicated with the first water inlet end (51) and a second installation cavity (72) communicated with the first water outlet end (61), one end of the heat exchange pipeline (23) is communicated with the first installation cavity (71), and the other end of the heat exchange pipeline (23) is communicated with the second installation cavity (72).

5. A water-cooled thermostat according to claim 2 wherein: the cooling fin (211) towards the direction of the mounting cavity (7), the cooling fin (211) is provided with a plurality of guide plates (73) which extend towards the direction of the cooling fin (211), and the guide plates (73) are provided with a plurality of guide plates which are arranged at intervals.

6. A water-cooled thermostat according to claim 5 wherein: the guide plates (73) are arranged opposite to the cooling plates (211), the guide plates (73) extend into gaps between adjacent cooling plates (211), and the cooling plates (211) extend into the gaps between the adjacent guide plates (73).

7. A water-cooled thermostat according to claim 2 wherein: a sealing ring (9) is arranged between the refrigerating sheet (211) and the mounting cavity (7), and the mounting cavity (7) is provided with a step part (74) matched with the sealing ring (9).

8. A water-cooled thermostat according to claim 4 wherein: the first mounting cavity (71) is provided with a second water outlet end (62) extending to the outer side of the water tank (1).

9. A water-cooled thermostat according to claim 1 wherein: the water tank (1) outside be equipped with respectively with first water inlet subassembly (31) that first water inlet end (51) is connected, with first play water subassembly (32) that first play water end (61) is connected, be connected with water pump (4) on first play water subassembly (32).

10. A water-cooled thermostat according to claim 9 wherein: the water tank (1) is provided with a fixing plate (10) for fixing the first water inlet assembly (31), the first water outlet assembly (32) and the water pump (4).

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