CN213525812U

CN213525812U - Sub-low temperature therapeutic instrument

Info

Publication number: CN213525812U
Application number: CN202021847854.0U
Authority: CN
Inventors: 陈再宏; 陈天锐; 孟玉明; 李海磊; 李静静
Original assignee: Ningbo David Medical Device Co Ltd
Current assignee: Ningbo David Medical Device Co Ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-06-25
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to the technical field of medical equipment, particularly, relate to a sub-low temperature therapeutic instrument. The sub-low temperature therapeutic apparatus comprises a first temperature sensor, a water tank, a water blanket, a temperature adjusting device, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor is used for detecting the rectal temperature of a patient; the water tank is provided with a first water outlet and a first water inlet; the water blanket is provided with a second water outlet and a second water inlet; the temperature adjusting device is provided with a third water outlet and a third water inlet; the second temperature sensor is used for detecting the temperature of the second water inlet; the third temperature sensor is used for detecting the temperature of the second water outlet. The utility model discloses a inferior low temperature therapeutic instrument passes through and sets for the contrast between the temperature to control temperature regulation apparatus and carry out temperature regulation, through the temperature and the flow of liquid in the control water blanket, provide the temperature of relatively invariable and act on human surface, carry out the physics cooling to the human body.

Description

Sub-low temperature therapeutic instrument

Technical Field

The utility model relates to the technical field of medical equipment, particularly, relate to a sub-low temperature therapeutic instrument.

Background

In the prior art, when a patient is cooled, some methods adopt simple physical cooling or adopt single-system refrigeration equipment for auxiliary cooling, and the methods achieve the purpose of cooling to a certain extent, but a nursing staff is required to monitor closely, measure the body temperature of the patient frequently, and adjust the cooling temperature according to the body temperature so as to prevent the patient from having too low body temperature. Therefore, the prior art has the defects that: the cooling temperature can not be automatically controlled, the equipment is complex, the fixation is not easy to move, the operation is inconvenient, and the nursing quantity is large.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem how real-time supervision patient's body temperature to carry out automatically regulated to patient's body temperature, reduce medical personnel's work load.

In order to solve the above problem, the utility model provides a sub-low temperature therapeutic instrument, include: the temperature control device comprises a first temperature sensor, a water tank, a water blanket, a temperature adjusting device, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor is used for detecting the rectal temperature of a patient; the water tank is provided with a first water outlet and a first water inlet; a second water outlet and a second water inlet are formed in the water blanket, and the second water outlet is communicated with the first water inlet; the temperature adjusting device is provided with a third water outlet and a third water inlet, the third water outlet is communicated with the second water inlet, and the third water inlet is communicated with the first water outlet; the second temperature sensor is used for detecting the temperature of the second water inlet; the third temperature sensor is used for detecting the temperature of the second water outlet.

Optionally, the sub-low temperature therapeutic apparatus further comprises a first three-way valve, a first end of the first three-way valve is communicated with the third water outlet, a second end of the first three-way valve is communicated with the upper end of the water tank, and a third end of the first three-way valve is communicated with the second water inlet.

Optionally, the sub-low temperature therapeutic apparatus further comprises a diaphragm pressure valve, the diaphragm pressure valve is located between the first three-way valve and the water tank, and the diaphragm pressure valve is used for controlling the opening or closing of the second end of the first three-way valve.

Optionally, the sub-hypothermia treatment apparatus further comprises a flow meter for detecting a flow rate of the liquid flowing from the water blanket into the water tank.

Optionally, the sub-low temperature therapeutic apparatus further comprises a water injection device, the water injection device is located above the water tank, and the lower end of the water injection device is communicated with the lower end of the water tank.

Optionally, the sub-low temperature therapeutic apparatus further comprises a first pipe, one end of the first pipe is inserted into the water injection device, and the other end of the first pipe is communicated with the upper end of the water tank.

Optionally, the sub-low temperature therapeutic apparatus further comprises a second three-way valve, a first end of the second three-way valve is communicated with the water injection device, a second end of the second three-way valve is communicated with the water tank, and a third end of the second three-way valve is communicated with the temperature regulating device.

Optionally, the sub-hypothermia treatment apparatus further comprises a diaphragm liquid pump, the diaphragm liquid pump is located between the water tank and the temperature adjustment device, and the diaphragm liquid pump is used for conveying liquid in the water tank to the temperature adjustment device.

Optionally, the sub-low temperature therapeutic apparatus further comprises a pressure regulating device, wherein the pressure regulating device is used for regulating the liquid pressure between the water tank and the temperature regulating device.

Optionally, the sub-low temperature therapeutic apparatus further comprises a third three-way valve, a first end of the third three-way valve is communicated with the water tank, a second end of the third three-way valve is communicated with the temperature regulating device, and a third end of the third three-way valve is communicated with the pressure regulating device.

Compared with the prior art, the sub-low temperature therapeutic apparatus has the advantages that:

the utility model discloses a inferior low temperature therapeutic instrument passes through and sets for the contrast between the temperature to control temperature regulation apparatus and carry out temperature regulation, through the temperature and the flow of liquid in the control water blanket, provide the temperature of relatively invariable and act on human surface, carry out the physics cooling to the human body.

Drawings

Fig. 1 is a schematic diagram of a sub-hypothermia therapeutic apparatus according to an embodiment of the present invention.

Description of reference numerals:

1-sub-hypothermia therapeutic apparatus; 2-a first temperature sensor; 3-a water tank; 31-a first water outlet; 32-a first water inlet; 4-water blanket; 41-a second water outlet; 42-a second water inlet; 5-a temperature regulating device; 51-a third water outlet; 52-third water inlet; 6-a second temperature sensor; 7-a third temperature sensor; 8-a first three-way valve; 9-diaphragm pressure valve; 10-a flow meter; 11-a water injection device; 12-a first tube; 13-diaphragm liquid pump; 14-a second three-way valve; 15-a pressure regulating device; 16-a third three-way valve; 17-a control module; 18-fourth temperature sensor.

Detailed Description

In the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", "left", "right", etc. in the embodiments indicate terms of orientation, and are only used for simplifying the description of positional relationships based on the drawings of the specification, and do not represent that the elements, devices, etc. indicated must be operated according to the specific orientation and defined operation and method, configuration in the specification, and such terms of orientation do not constitute limitations of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or a rotatable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1, the utility model provides a sub-low temperature therapeutic apparatus 1, which comprises a first temperature sensor 2, a water tank 3, a water blanket 4, a temperature adjusting device 5, a second temperature sensor 6 and a third temperature sensor 7, wherein the first temperature sensor 2 is used for detecting the rectal temperature of a patient; the water tank 3 is provided with a first water outlet 31 and a first water inlet 32; a second water outlet 41 and a second water inlet 42 are formed in the water blanket 4, and the second water outlet 41 is communicated with the first water inlet 32; the temperature adjusting device 5 is provided with a third water outlet 51 and a third water inlet 52, the third water outlet 51 is communicated with the second water inlet 42, and the third water inlet 52 is communicated with the first water outlet 31; the second temperature sensor 6 is used for detecting the temperature of the second water inlet 42; the third temperature sensor 7 is used for detecting the temperature of the second water outlet 41.

The utility model discloses an in an embodiment, first temperature sensor 2 can be placed in patient's rectum, can detect patient's actual temperature through first temperature sensor 2, first temperature sensor 2 can be connected with control module 17, control module 17 is used for controlling temperature regulation apparatus 5's heating and refrigeration, medical personnel or user can set up control module 17 and preset the temperature, compare through the actual temperature that will preset the temperature and detect with first temperature sensor 2, the heating and the refrigeration through control module 17 control temperature regulation apparatus 5 carry out the automatically regulated of temperature. If the actual body temperature of the patient is detected to be lower than the preset temperature, heating the liquid in the sub-low temperature therapeutic apparatus 1; the liquid in the sub-cryogenic therapeutic apparatus 1 is cooled if the actual body temperature of the patient is detected to be higher than the preset temperature. Temperature regulation apparatus 5 can include stock solution container and heating refrigerating plant, heating refrigerating plant can wrap up outside stock solution container, liquid in the mode through the heat transfer to stock solution container heats and refrigerates, inferior low temperature therapeutic instrument 1 can also include fourth temperature sensor 18, fourth temperature sensor 18 can be skin temperature sensor, fourth temperature sensor 18 is connected with control module 17, fourth temperature sensor 18 is used for detecting patient's skin temperature, detect according to patient's skin temperature, thereby physical condition and treatment effect that can real-time supervision patient.

The sub-low temperature therapeutic apparatus 1 can also be refrigerated through the semiconductor, namely the heating and refrigerating device is made of the semiconductor, the heating and refrigerating device made of the semiconductor can be installed on the inner wall of the liquid storage container, one side of the heating and refrigerating device made of the semiconductor is in contact with liquid in the liquid storage container, the other side of the heating and refrigerating device made of the semiconductor can be in contact with one end of an external radiating fin, the radiating fin can absorb heat generated by the heating and refrigerating device made of the semiconductor, a fan can be installed at the other end of the radiating fin, and the heat can be taken out of the air. When the heating and refrigerating device made of the semiconductor is in operation, one end of the semiconductor heats and the other end of the semiconductor refrigerates, and the heating end and the refrigerating end of the semiconductor can be mutually exchanged according to requirements. When the body temperature of a patient is lower than the preset temperature, one side of the heating and refrigerating device made of the semiconductor, which is in contact with liquid in the liquid storage container, heats up to enable the temperature of the liquid in the liquid storage container to rise, the other side of the heating and refrigerating device made of the semiconductor can refrigerate, and cold air is absorbed by the radiating fins and then is discharged by the fan; when the body temperature of a patient is higher than the preset temperature, one side, in contact with liquid in the liquid storage container, of the heating and refrigerating device made of the semiconductor is refrigerated, so that the temperature of the liquid in the liquid storage container is reduced, the other side of the heating and refrigerating device made of the semiconductor can be heated, and the heat is absorbed through the radiating fins and then is exhausted through the fan.

The heating refrigerating plant that the semiconductor was made can also install in stock solution container outer wall, when the water in the stock solution container was heated to needs, the heating refrigerating plant one side that the semiconductor was made and stock solution container outer wall contact, the one end with stock solution container outer wall contact can be for making the hot end, the liquid of making the hot end in to stock solution container through the mode of heat transfer heats, the heating refrigerating plant another side that the semiconductor was made can be for making the cold end, the cold end can carry out heat exchange through fin and fan and external world. Connect when the water in the needs are refrigerated to the stock solution container, the heating refrigerating plant one side that the semiconductor was made contacts with stock solution container outer wall, the one end with stock solution container outer wall contact can be for refrigerating the end, thereby liquid in the stock solution container carries out heat exchange through carrying out with refrigerating the end and makes the liquid temperature in the stock solution container reduce, the heating refrigerating plant another side that the semiconductor was made can contact with outside fin one end, the fin can absorb the produced heat of the heating refrigerating plant that the semiconductor was made, can install the fan at the fin other end, can take the heat out to the air through the fan after the fin absorbed the heat.

Second temperature sensor 6 may be located at second water inlet 42 of water blanket 4, since temperature adjustment device 5 is connected to water blanket 4 through a pipeline, when liquid flows from temperature adjustment device 5 to water blanket 4 through a pipeline, heat loss may occur during the liquid flowing process, at this time, the temperature at second water inlet 42 of water blanket 4 is detected by second temperature sensor 6, and by comparing second temperature sensor 6 with a preset temperature, temperature adjustment device 5 is automatically controlled to raise the difference on the basis of the preset temperature according to the calculated temperature difference, so as to perform temperature compensation on the temperature of the liquid flowing into water blanket 4, thereby ensuring that the temperature of the liquid flowing into water blanket 4 is the preset temperature. Third temperature sensor 7 may be located at second water outlet 41 of water blanket 4, and may automatically adjust the temperature of the liquid by detecting the heat loss of the liquid in water blanket 4, and may also detect the heat loss in water blanket 4 by detecting the difference between second temperature sensor 6 and third temperature sensor 7, so that the patient may exchange heat with water blanket 4, thereby accurately monitoring the patient in real time.

The liquid flows from the first water outlet 31 of the water tank 3 to the third water inlet 52 of the temperature adjusting device 5 through the pipeline in the water tank 3, the liquid is heated or cooled in the temperature adjusting device 5, the liquid flows from the third water outlet 51 of the temperature adjusting device 5 to the second water inlet 42 of the water blanket 4 through the pipeline, the water blanket 4 is wrapped on the body surface of the patient to carry out physical cooling, the liquid flows back to the first water inlet 32 of the water tank 3 through the pipeline from the second water outlet 41 of the water blanket 4, and the liquid can be recycled in the sub-low temperature therapeutic apparatus 1 through the flow direction of the liquid.

From this, the inferior low temperature therapeutic instrument 1 of this embodiment is through the first temperature sensor 2, second temperature sensor 6, the contrast between third temperature sensor 7 and the settlement temperature to control temperature regulation device 5 and carry out liquid temperature's automatically regulated and carry out temperature compensation, through the temperature and the flow of liquid in the control water blanket 4, provide the temperature of relatively invariable and act on human surface, carry out the physics cooling to the human body, realized automatically regulated temperature's purpose, reduced the human cost simultaneously.

As shown in fig. 1, the sub-low temperature therapeutic apparatus 1 further comprises a first three-way valve 8, a first end of the first three-way valve 8 is communicated with the third water outlet 51, a second end of the first three-way valve 8 is communicated with the water tank 3, and a third end of the first three-way valve 8 is communicated with the second water inlet 42.

The temperature adjusting device 5 flows the heated or cooled liquid to the second water inlet 42 of the water blanket 4 through the third water outlet 51 of the temperature adjusting device 5, and the situation that the water pressure is too high may occur during the liquid flowing to the water blanket 4, at this time, by arranging the first three-way valve 8 on the pipeline between the temperature adjusting device 5 and the water blanket 4, the first end and the third end of the first three-way valve 8 are respectively communicated with the temperature adjusting device 5 and the water blanket 4, the second end of the first three-way valve 8 may be communicated with the upper end of the water tank 3, the second end of the first three-way valve 8 may also be communicated with the middle of the water tank 3, at this time, if the pipeline liquid pressure between the temperature adjusting device 5 and the water blanket 4 is too high, the first three-way valve 8 may be located at the upper end of the water tank 3, when the liquid passes through the second end of the first three-way valve 8, the liquid may flow to the water tank 3 by its, when the pressure in the pipeline is too high, the liquid in the pipeline can flow to the water tank 3 from the second end of the first three-way valve 8 under the action of the pressure.

Therefore, the first three-way valve 8 can divide the liquid into two parts from one part, and when the pressure of the liquid in the pipeline between the temperature adjusting device 5 and the water blanket 4 is too high, the first three-way valve 8 can adjust the pressure of the pipeline, so that the pipeline is prevented from being broken due to the too high pressure.

As shown in fig. 1, the sub-low temperature therapeutic apparatus 1 further comprises a diaphragm pressure valve 9, the diaphragm pressure valve 9 is located between the first three-way valve 8 and the water tank 3, and the diaphragm pressure valve 9 is used for controlling the opening or closing of the second end of the first three-way valve 8.

One end of the diaphragm pressure valve 9 is connected with the second end of the first three-way valve 8, the other end of the diaphragm pressure valve 9 can be communicated with the upper end of the water tank 3, the other end of the diaphragm pressure valve 9 can be communicated with the middle of the water tank 3, when the pressure of liquid reaches the threshold value of the diaphragm pressure valve 9, the liquid can flow to the water tank 3 through the diaphragm pressure valve 9, the diaphragm pressure valve 9 can be a one-way valve, the liquid can only flow to the water tank 3 from the second end of the first three-way valve 8 through the diaphragm pressure valve 9, and the liquid can not flow to the second end of the first three-way valve 8 through the diaphragm pressure valve 9 from the. In addition, the diaphragm pressure valve 9 can be controlled to be switched on or off manually, and when the pipeline pressure is too high, the diaphragm pressure valve 9 can be controlled manually to achieve the pressure reduction effect by opening a valve communicated with the second end of the first three-way valve 8.

From this, through set up diaphragm pressure valve 9 between 8 second ends of first three-way valve and water tank 3 for when water pressure is normal, rivers can not flow to water tank 3 through 8 flow direction of first three-way valve, only when line pressure is too big, just can open diaphragm pressure valve 9, make liquid when water pressure is normal when flowing through first three-way valve 8, can not produce liquid flow's loss.

As shown in fig. 1, the sub-hypothermia treatment apparatus 1 further comprises a flow meter 10, and the flow meter 10 is used for detecting the flow of the liquid flowing into the water tank 3 from the water blanket 4.

The flowmeter 10 can be used for detecting the liquid flow, the real-time liquid flow velocity in the pipeline can be detected through the flowmeter 10, a user can automatically adjust the liquid flow velocity in the pipeline through the flow velocity detected by the flowmeter 10, and the temperature is indirectly adjusted through the flow velocity. When the liquid flows fast in the pipeline, the temperature adjusting device 5 increases or decreases the temperature of the liquid, and when the liquid circulates in the pipeline, the pipeline is too long, so that heat loss is caused, a long time is needed for the temperature of the liquid in the pipeline to reach a preset value, and too much heat is transferred to the air without loss in the process of the liquid flowing fast, which is not beneficial to energy conservation. At this time, the flow rate of the liquid is reduced by adjusting the flow rate of the liquid in the pipeline, so that the time of the liquid in the temperature adjusting device 5 is prolonged, and the temperature adjusting device 5 has more time to adjust the temperature of the liquid compared with the time of the flow rate, thereby saving the energy loss.

From this, can adjust the velocity of flow of liquid in the pipeline through setting up flowmeter 10, the user can adjust the velocity of flow of liquid in the pipeline according to the velocity of flow size that the flowmeter detected, through the indirect liquid temperature in the regulation pipeline of adjusting the liquid velocity of flow for liquid temperature in the pipeline can be faster rise to the default.

As shown in figure 1, the sub-low temperature therapeutic apparatus 1 further comprises a water injection device 11, the water injection device 11 is positioned above the water tank 3, and the lower end of the water injection device 11 is communicated with the water tank 3.

Water filling device 11 can change, water filling device 11 is equipped with the circulating liquid that supplies inferior low temperature therapeutic instrument 1 to use, after liquid uses for a long time, can inevitably get into some dusts in liquid, the liquid that fuses the dust probably is not accurate on temperature control, so liquid among inferior low temperature therapeutic instrument 1 can regularly be changed, when needing to change liquid, can be with the water discharge in former water tank 3, connect new water filling device 11 into inferior low temperature therapeutic instrument 1 again, water filling device 11 is located the top of water tank 3, liquid among water filling device 11 can be by the direct inflow water tank 3 of self gravity, and water filling device 11's lower extreme and water tank 3 intercommunication can be so that the rivers in water filling device 11 go into water tank 3.

From this, through setting up water injection device 11 in water tank 3 top, the liquid in water injection device 11 can be by during self gravity directly flows into water tank 3 when the water injection, and need not use other devices to send liquid pump into water tank 3 in, convenience of customers' operation.

As shown in fig. 1, the sub-low temperature therapeutic apparatus 1 further comprises a first tube 12, one end of the first tube 12 is inserted into the water injector 11, and the other end of the first tube 12 is communicated with the upper end of the water tank 3.

One end of a first pipe 12 is inserted into a water injection device 11 and is respectively communicated with the water tank 3 and the water injection device 11, the first pipe 12 is used for exhausting air in the water tank 3, the water tank 3 is closed, when the water tank 3 is injected with water through the water injection device 11, the water tank 3 is communicated with the water injection device 11 through the first pipe 12, and the air in the water tank 3 can enter the water injection device 11 through the first pipe 12. The first pipe 12 is inserted into the water filling means 11, and the height of the first pipe 12 in the water filling means 11 can be higher than the height of the end of the water filling means 11 filling the water tank 3, so that the liquid can flow in through the lower end and not flow in through the higher end. Since the water pressure at the lower end is higher than that at the higher end, the liquid flows out through the higher end, thereby completing the effects of injecting the water in the water injection device 11 into the water tank 3 and discharging the air in the water tank 3 into the water injection device 11, reducing the contact with the air and reducing pollution.

Thus, by inserting the first tube 12 into the filling means 11, the liquid in the filling means 11 flows from the end with the higher pressure into the tank 3, whereas the first tube 12 is at a lower pressure without water flowing in, the first tube 12 can be used to drain the air from the tank 3, and accordingly how much liquid is in the tank 3 and how much air is in the filling means 11.

As shown in fig. 1, the sub-hypothermia therapeutic apparatus 1 further comprises a diaphragm liquid pump 13, wherein the diaphragm liquid pump 13 is positioned between the water tank 3 and the temperature adjusting device 5, and the diaphragm liquid pump 13 is used for conveying the liquid in the water tank 3 to the temperature adjusting device 5.

The diaphragm liquid pump 13 is used for pumping liquid in the water tank 3 to the temperature adjusting device 5, a one-way valve can be installed on the water tank 3, the water tank 3 is communicated with air through the one-way valve, the air can enter the water tank 3 from the outside, and the water cannot flow out from the inside of the water tank 3. When the diaphragm liquid pump 13 is operated, the diaphragm liquid pump 13 can pump liquid to the temperature adjusting device 5, the one-way valve can play a role in pressure adjustment when the diaphragm liquid pump 13 pumps the liquid, the diaphragm liquid pump 13 can transmit mechanical energy of the diaphragm liquid pump 13 to the liquid when the diaphragm liquid pump is operated, so that the energy of the liquid is increased, and the liquid with the energy can flow in the pipeline.

Thereby, the liquid in the water tank 3 can be conveyed to the temperature adjusting device 5 for temperature adjustment by the diaphragm liquid pump 13, and the liquid in the pipeline can be circulated by the diaphragm liquid pump 13.

As shown in fig. 1, the sub-low temperature therapeutic apparatus 1 further comprises a second three-way valve 14, a first end of the second three-way valve 14 is communicated with the water filling device 11, a second end of the second three-way valve 14 is communicated with the water tank 3, and a third end of the second three-way valve 14 is communicated with the temperature adjusting device 5.

The water filling means 11 may be connected to a first end of the second three-way valve 14 through a pipe, and the liquid in the water filling means 11 may flow from the first end of the second three-way valve 14 to a second end of the second three-way valve 14, and the second end of the second three-way valve 14 is connected to the water tank 3, thereby filling the water tank 3 with water. The diaphragm liquid pump 13 is connected to the third end of the second three-way valve 14, the diaphragm liquid pump 13 can pump the liquid in the water tank 3 from the second end of the second three-way valve 14 to the third end of the second three-way valve 14 through the third end of the second three-way valve 14, and at the same time, the diaphragm liquid pump 13 can also pump the liquid in the water filling device 11 from the first end of the second three-way valve 14 to the third end of the second three-way valve 14 through the third end of the second three-way valve 14, and the pumped liquid flows into the temperature adjusting device 5 from the third end of the second three-way valve 14.

Therefore, the liquid can flow from the first end of the second three-way valve 14 to the second end of the second three-way valve 14 through the second three-way valve 14 and then flows from the second end of the second three-way valve 14 to the third end of the second three-way valve 14, and the liquid can also flow from the first end of the second three-way valve 14 to the third end of the second three-way valve 14 through the second three-way valve 14, so that the water can be filled into the water tank 3 by the water filling device 11, and the water flow can also flow from the water tank 3 to the temperature adjusting device 5, so that the automatic water.

As shown in fig. 1, the sub-hypothermia therapeutic apparatus 1 further comprises a pressure regulating device 15, and the pressure regulating device 15 is used for regulating the liquid pressure between the water tank 3 and the temperature regulating device 5.

Pressure regulating device 15 can be located between water tank 3 and temperature regulation device 5, and the liquid flow in water tank 3 flows to temperature regulation device 5's in-process, probably mixes a small amount of air in the liquid, can discharge the air in the liquid through pressure regulating device 15 at this moment, with the air escape back, can guarantee to fill liquid in the pipeline, when contacting the patient like this, because there is not the air in the pipeline, the even and human contact of liquid guarantees the effect of physics cooling. Meanwhile, when the liquid pressure between the water tank 3 and the temperature adjusting device 5 is too large, the pressure adjusting device 15 can also discharge the liquid in the pipeline, so that the pressure adjusting effect is achieved, and the pipeline is prevented from being broken due to too large pressure.

Therefore, the pressure between the water tank 3 and the temperature adjusting device 5 can be adjusted through the pressure adjusting device 15, the normal work of the pipeline is guaranteed, and the risk of breakage of the pipeline is reduced.

As shown in fig. 1, the sub-low temperature therapeutic apparatus 1 further comprises a third three-way valve 16, wherein a first end of the third three-way valve 16 is communicated with the water tank 3, a second end of the third three-way valve 16 is communicated with the temperature regulating device 5, and a third end of the third three-way valve 16 is communicated with the pressure regulating device 15.

The first end and the second end of the third three-way valve 16 are respectively communicated with the water tank 3 and the temperature adjusting device 5, when the pipeline liquid pressure is normal, liquid can flow into the temperature adjusting device 5 from the water tank 3 through the first end of the third three-way valve 16 and flow out from the second end of the third three-way valve 16, when the pipeline pressure is too large, the liquid in the pipeline can flow into the pressure adjusting device 15 through the third end of the third three-way valve 16, and the pressure in the pipeline can be adjusted.

Therefore, the third three-way valve 16 can divide the liquid into two parts from one part, and when the pressure of the liquid in the pipeline between the water tank 3 and the temperature adjusting device 5 is too high, the third three-way valve 16 can adjust the pressure of the pipeline, so that the pipeline is prevented from being broken due to the too high pressure.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims

1. A sub-hypothermia therapeutic apparatus, comprising:

a first temperature sensor (2), said first temperature sensor (2) being adapted to detect a rectal temperature of the patient;

the water tank (3) is provided with a first water outlet (31) and a first water inlet (32);

the water blanket (4) is provided with a second water outlet (41) and a second water inlet (42), and the second water outlet (41) is communicated with the first water inlet (32);

the temperature adjusting device (5) is provided with a third water outlet (51) and a third water inlet (52), the third water outlet (51) is communicated with the second water inlet (42), and the third water inlet (52) is communicated with the first water outlet (31);

a second temperature sensor (6), the second temperature sensor (6) being configured to detect a temperature of the second water inlet (42);

a third temperature sensor (7), the third temperature sensor (7) being configured to detect a temperature of the second water outlet (41).

2. The sub-hypothermia treatment apparatus according to claim 1, further comprising a first three-way valve (8), wherein a first end of the first three-way valve (8) is communicated with the third water outlet (51), a second end of the first three-way valve (8) is communicated with the water tank (3), and a third end of the first three-way valve (8) is communicated with the second water inlet (42).

3. Sub-cryotherapeutic apparatus according to claim 2, further comprising a diaphragm pressure valve (9), said diaphragm pressure valve (9) being located between said first three-way valve (8) and said water reservoir (3), said diaphragm pressure valve (9) being adapted to control the opening or closing of the second end of said first three-way valve (8).

4. Sub-hypothermia treatment apparatus according to claim 1, characterized by a flow meter (10), which flow meter (10) is adapted to detect the flow of liquid from the water blanket (4) into the water reservoir (3).

5. The sub-hypothermia therapeutic apparatus according to claim 1, further comprising a water filling device (11), wherein the water filling device (11) is located above the water tank (3), and a lower end of the water filling device (11) is communicated with the water tank (3).

6. The sub-hypothermia treatment apparatus as claimed in claim 5, further comprising a first tube (12), wherein one end of the first tube (12) is inserted into the water filling means (11), and the other end of the first tube (12) is communicated with the upper end of the water tank (3).

7. Sub-hypothermia treatment apparatus according to claim 5, characterized by further comprising a second three-way valve (14), wherein a first end of the second three-way valve (14) is in communication with the water filling means (11), a second end of the second three-way valve (14) is in communication with the water tank (3), and a third end of the second three-way valve (14) is in communication with the temperature regulating means (5).

8. Sub-cryotherapeutic apparatus according to claim 1, further comprising a membrane liquid pump (13), said membrane liquid pump (13) being located between said water reservoir (3) and said temperature regulation device (5), said membrane liquid pump (13) being adapted to convey liquid in said water reservoir (3) to said temperature regulation device (5).

9. Sub-hypothermia treatment apparatus according to claim 1, characterized by further comprising a pressure regulating device (15), wherein the pressure regulating device (15) is adapted to regulate the pressure of the liquid between the water reservoir (3) and the temperature regulating device (5).

10. The sub-hypothermia treatment apparatus according to claim 9, further comprising a third three-way valve (16), wherein a first end of the third three-way valve (16) is in communication with the water tank (3), a second end of the third three-way valve (16) is in communication with the temperature adjusting means (5), and a third end of the third three-way valve (16) is in communication with the pressure adjusting means (15).