CN209136581U - A kind of nerve sense of heat test machine - Google Patents

Abstract

A neural temperature sensing tester includes a cooling and heating host and a temperature measuring tube; a hot water bottle and a cold water bottle are arranged side by side inside the cooling and heating host, the hot water bottle is provided with a heating resistance wire for heating, and the cold water bottle is provided with a The semiconductor refrigerating sheet is used for refrigeration; hot water faucets, cold water faucets, hot water intake buttons and cold water intake buttons are arranged on the outside of the refrigerating and heating host, and the faucets are respectively connected with the waterproof pump through the water intake pipe, and the waterproof pump is arranged on the The inside of the inner tank is used for taking water; a controller is arranged on the inner top wall of the main unit; the temperature measuring pipe is matched with the water tap, and a water inlet valve is arranged inside the nozzle of the temperature measuring pipe. When the temperature pipe is inserted into the faucet, the water inlet valve is opened, cold water and/or hot water can enter the temperature measurement pipe, and when the temperature measurement pipe is unplugged from the faucet, the water inlet valve is opened. Close the thermometer tube to seal.

Description

A neural thermometer

technical field

The utility model belongs to the technical field of medical devices, in particular to a nerve temperature sensing tester.

Background technique

The clinical diagnosis of spinal cord injury, stroke and other diseases requires a quantitative temperature sense test on the heat and cold sense values of the patient's skin. The thermal perception value and the cold perception value are about 40°C and 5°C, respectively. At present, the commonly used test method is to use a glass test tube filled with hot and cold water to conduct a temperature sense test. When the glass test tube is used for holding water, because the nozzle is narrow and the nozzle does not match the faucet, it is easy to overflow, and because the nozzle cannot automatically It is closed and the operation is complicated, so it is necessary to design a new type of temperature sense testing machine to solve the above problems.

Utility model content

The utility model provides a nerve temperature sensory testing machine, which can simultaneously prepare cold water and hot water for testing, and is additionally equipped with a temperature measuring tube, so as to solve the problems of narrow mouth and complicated operation of the existing glass test tube.

In order to achieve the above object, the concrete technical scheme that the utility model adopts is as follows:

A neural thermometry tester, characterized in that the neural thermometry tester comprises a cooling and heating host and a temperature measuring tube;

The refrigerating and heating host includes a shell, and a hot water bottle and a cold water bottle are arranged side by side inside the shell. Refrigeration sheet is used for refrigeration;

Two faucets are provided on the shell, which are hot water faucet and cold water faucet respectively, and two water intake buttons are correspondingly arranged, which are hot water intake button and cold water intake button respectively. The water pipe is connected with the waterproof pump, and the waterproof pump is arranged in the inner liner and the inner liner for taking water;

A controller is arranged on the inner top wall of the casing to control the operation of the cooling and heating host;

The temperature measuring tube is used to hold the hot water and/or cold water drawn by the cooling and heating main machine, the nozzle of the temperature measuring tube is matched with the outer diameter of the faucet, and the inside of the nozzle of the temperature measuring tube is provided with a water inlet When the temperature measuring tube is inserted into the faucet, the water inlet valve is opened, cold water and/or hot water can enter the temperature measuring tube, and when the temperature measuring tube is unplugged from the faucet , the water inlet valve is closed to seal the temperature measuring tube.

Further, the outer walls of the inner tank 1 and the inner tank 2 are respectively provided with water level indicating pipes, the upper and lower ends of the water level indicating pipes are communicated with the inside of the bottle tank, and the side scales can be set on the outer wall of the outer shell. The transparent part is read.

Further, the two inner bladders are made of stainless steel, and thermal insulation cotton is provided on their outer sides.

Further, a filter is connected to the bottom of the waterproof pump through a water intake pipe, the filter is located inside the bottle, and a flowmeter is connected to the upper part of the waterproof pump, and the flowmeter is located outside the bottle.

Further, an emergency stop button is respectively provided on one side of the two water intake buttons on the casing. When an accident occurs, the emergency stop button is used to cut off the power supply of the waterproof pump to stop water intake.

Further, a water receiving groove is provided at the bottom of the faucet on the casing.

Further, the temperature measuring tube is made of transparent plastic material and is a disposable product.

Beneficial effects:

1) The refrigerating and heating main engine described in the present utility model can realize precise temperature control, precise water output, convenient operation, safety and high efficiency.

2) The temperature measuring tube described in the present utility model is used together with the cooling and heating main engine, and will not cause the problem of inconvenient use of water overflow due to the different sizes of the nozzles. The water valve can seal the temperature measuring tube to further avoid overflow.

Description of drawings

Fig. 1 is the front view of the new type of refrigeration and heating host in the utility model

Figure 2 is a cross-sectional view of the structure of the cold water bottle on the A-A side in Figure 1 of the utility model

Figure 3 is a cross-sectional view of the structure of the hot water bottle on the B-B side in Figure 1 of the utility model

Figure 4 is a schematic diagram of the normal state of the temperature measuring tube in the utility model

FIG. 5 is a schematic diagram of the state of the temperature measuring tube in the utility model when water enters

In the picture: 1 shell, 2 cold water bottle, 3 hot water bottle, 4 inner tank one, 401 inner tank two, 5 bottle mouth, 6 thermal insulation cotton, 7 bottle stopper, 8 air hole one, 9 air hole two, 10 filter, 11 waterproof pump , 12 flowmeters, 13 faucets, 14 water outlets, 15 sinks, 16 sink covers, 17 water level indicator tubes, 18 semiconductor cooling fins, 19 heat sinks, 20 fans, 21 fan bases, 22 controllers, 23 cold water indicator lights , 24 hot water indicator light, 25 water intake button, 26 emergency stop button, 27 seal ring one, 28 seal ring two, 29 seal ring three, 30 seal ring four, 31 return spring, 32 water inlet hole, 33 exhaust hole, 34 water inlet valve, 35 guide needle, 36 guide hole, 37 bottom plate, 38 mesh hole, 39 temperature measuring tube, 40 tube body, 41 tube neck, 42 heating resistance wire

Detailed ways

The present utility model will be further described below with reference to the accompanying drawings and specific embodiments.

As shown in FIGS. 1 , 2 , 3 , 4 , and 5 , a neural temperature sensory testing machine includes a cooling and heating host and a temperature measuring tube 39 .

Fig. 1 is a front view of the refrigeration and heating host outside the utility model, the outer side of the figure is the outer shell 1 of the refrigeration and heating host, and the upper part of the shell is respectively provided with two water intake buttons 25 and two emergency stop buttons 26 And the two indicator lights are respectively the cold water indicator light 23 and the hot water indicator light 24, wherein a water intake button 25, an emergency stop button 26 and the cold water indicator light 23 are a group of components located on the upper right side of the casing 1, and another water intake button 25. , an emergency stop button 26 and a hot water indicator light 24 are a set of components located on the upper left side of the casing 1. It should be understood that the two sets of components are correspondingly set according to the internal components of the cooling and heating host. When the position of the internal components of the host is changed, the two groups of components are correspondingly changed. Meanwhile, the right water intake button 25 in the figure is a cold water intake button, and the left water intake button 25 is a hot water intake button. Preferably, the water intake button is set to green, and the emergency stop button is set to red. A faucet 13 is arranged below the right component, corresponding to a cold water faucet, and a faucet 13 is arranged below the left component, corresponding to a hot water faucet; the top side wall of the faucet 13 is provided with a water outlet 14 . In the middle of the casing 1, the two lower sides of the two faucets 13 are respectively set as transparent parts, and the inside of the transparent parts are two water level indicating pipes 17. The water level indicating pipes 17 are engraved with water level scales. A water receiving tank 15 is provided, preferably, as shown in FIG. 2 , a mesh water receiving tank cover 16 is provided on the upper part of the shown water receiving tank 15 .

As shown in Figures 1, 2 and 3, a cold water bottle 2 and a hot water bottle 3 are respectively arranged inside the casing 1. The cold water bottle 2 is located on the right side of the casing 1 and corresponds to the cold water intake button. The hot water bottle is located on the inner left side of the shell 1 and corresponds to the hot water intake button; the cold water bottle 2 and the hot water bottle 3 are respectively composed of an inner tank 4 and an inner tank 401, and their appearance and shape are the same as those used in daily life. The bottle liner of the hot water bottle is similar to that of the hot water bottle. Preferably, the inner liner 4 and the inner liner 2 401 are made of stainless steel, and the use of stainless steel material not only ensures the strength but also ensures the conductivity to temperature during cooling or heating. . Preferably, the outer sides of the inner bladder 4 and the inner bladder 2 401 are wrapped with more than one layer of thermal insulation cotton 6 to keep the water in the inner bladder warm.

As shown in FIG. 2, the structural cross-sectional view of the cold water bottle 2, a concave table is provided at the bottom of the right side of the inner pot-4, and a semiconductor refrigeration chip 18 is installed inside the concave table, and the semiconductor refrigeration chip 18 is installed on the right side. There are cooling fins 19, and the right side of the cooling fins is installed with a fan 20 fixed on the fan base 21; the side of the semiconductor cooling sheet 18 in contact with the inner tank 14 is the cooling surface, and the opposite side is the heating surface , through the cooling surface cooling to reduce the temperature of the inner tank 1 to achieve the purpose of cooling the water in the inner tank, and the semiconductor is refrigerated through the cooling fins 19 and the fan 20 on one side of the heat releasing surface The heat generated by the sheet 18 is carried away.

The faucet 13 on the right side of the casing 1 is a cold water faucet, and is connected with a waterproof pump 11 through a water intake pipe. The cold water in the inner tank-4 is supplied to the cold water faucet. Preferably, a flow meter 12 is also connected between the cold water faucet and the waterproof pump 11 , a through hole is opened in the upper part of the inner tank 1 4 , and the connection between the flow meter 12 and the waterproof pump 11 is The water pipe passes through the through hole, preferably, the through hole is sealed. Preferably, a filter 10 is connected to the bottom of the waterproof pump 11 through a water intake pipe to prevent impurities from entering the waterproof pump 11 and then flowing out of the cold water faucet.

As shown in FIGS. 2 and 3 , the upper part of the inner tank 4 and the inner tank 2 401 is set as a water injection port, and the water injection port is covered with a bottle plug 7 , preferably, the inner bottom of the bottle plug 7 extends into the The bottom wall of a part of the inner pot one 4 is provided with a gas hole one 8, the upper part of which extends out of the inner pot one 4, and a gas hole two 9 is opened on the upper side wall. The gas hole one 8 and the gas hole two Similarly, when the waterproof pump 11 draws through the air hole, the air pressure inside and outside the inner tank can be balanced, which is convenient for smooth pumping; The steam is released, preventing the stopper 7 from being washed away by the steam.

Water level indicating pipes 17 are respectively provided on the outer walls of the inner tank 1 4 and the inner tank 2 401 , and the upper and lower ends of the water level indicating pipes 17 communicate with the interior of the inner tank.

3 is a cross-sectional view of the structure of the hot water bottle 3, it can be seen from the figure that the shape and structure of the hot water bottle 3 are basically the same as the shape and structure of the cold water bottle 2 shown in FIG. 2, and the difference between the two is only heating. It is different from the refrigeration part, so only the difference between the two is discussed here. As shown in FIG. 3 , the external structure of the inner pot 2 401 is the same as that of the inner pot of the thermos used in daily life. The inner bottom of the inner pot 2 401 is provided with an interlayer, and a heating resistance wire 42 is installed in the interlayer. The bottom of the inner tank 2 401 is heated by the heating resistance wire 42 to heat the moisture in the inner tank.

As shown in Figures 2 and 3, a controller 22 is provided on the top of the casing 1. The controller 22 controls the start and stop of the waterproof pump 11, controls the work of the semiconductor refrigeration chip 18, and controls the The operation of the heating resistance wire 42 and the flow indication of the flow meter 12 are obtained.

As shown in Figures 4 and 5, it is a schematic diagram of the structure of the matching temperature measuring tube 39. The cross section of the nozzle of the temperature measuring tube 39 is a "concave"-shaped structure, and a bottom plate 37 is provided on the left side of the "concave"-shaped structure of the nozzle. A guide hole 36 is provided in the middle of the bottom plate 37 , and mesh holes 38 are respectively provided on the bottom plate 37 on both sides of the guide hole 36 . A water inlet valve 34 is installed between the "concave"-shaped structure and the bottom plate. The cross-section of the water inlet valve 34 is a "fork"-shaped structure. into the guide hole 36; the right side of the "fork"-shaped structure is inserted into the "concave"-shaped structure, and a water inlet hole 32 is opened on the right side wall of the "fork"-shaped structure; the "concave" There is an exhaust port 33 on the inner side wall of the zigzag structure; the inner wall of the "concave" zigzag structure and the inner wall of the "fork"-shaped structure are respectively provided with a sealing ring 27, a sealing ring 28, a sealing ring 3 29, a seal Ring Four 30. A return spring 31 is disposed between the water inlet valve 34 and the bottom plate 37 , and the guide needle 35 is inserted into the return spring 31 . Preferably, the temperature measuring tube 39 is made of transparent plastic material, which is convenient for observing the internal water volume.

When in use, open the bottle stopper 7 to add water into the bottle and cover the bottle stopper 7 , and then the controller 22 starts to control, wherein the cold water bottle is cooled by the semiconductor refrigeration sheet 18 . When the temperature of the water in the cold water bottle is higher than 5°C, the controller 22 controls the cold water indicator 23 to display yellow to warn the medical staff not to take water at this time; at the same time, the controller 22 turns on the power of the semiconductor refrigeration chip 18, and the temperature of the inner refrigeration surface drops. , the water temperature in the bottle is lowered by means of heat transfer; at the same time, the temperature of the outer heating surface rises, and the excess heat of the heating surface of the semiconductor refrigeration sheet 18 is taken away by the outer heat sink 19 and the fan 20 . When the temperature in the bottle controlled by the semiconductor refrigeration chip 18 reaches 5°C, the controller 22 controls the cold water indicator 23 to display blue, indicating that the medical staff can take water at this time. At the same time, the controller 22 cuts off the power supply of the semiconductor refrigeration chip 18, and the cold water bottle enters the heat preservation mode. .

The hot water bottle is heated through the heating resistance wire 42 at the bottom of the bottle. When the water temperature in the thermos is lower than 40°C, the controller 22 controls the hot water indicator 24 to display yellow to warn the medical staff that water cannot be drawn at this time; at the same time, the controller 22 turns on the heating resistance wire 42, and the heating resistance wire 42 passes the heat The way of delivery increases the temperature of the water in the thermos. When the water temperature reaches 40°C, the controller 22 controls the hot water indicator 24 to display red, reminding the medical staff that water can be taken at this time; at the same time, the power supply of the heating resistance wire 42 is cut off, and the thermos enters the heat preservation mode.

Above the faucet 13 are a green water intake button 25 and a red emergency stop button 26, and the water intake button 25 and the emergency stop button 26 have built-in automatic return springs. Press the button 25 for water intake, and send a water intake signal to the controller 22. The controller 22 enables the waterproof pump 11 to pump water, and the flow meter 12 detects the amount of water flowing out. When the flow rate specified by the temperature measuring tube 39 is reached, control The controller 22 cuts off the power supply of the waterproof pump 11 and stops the water supply. At the same time, the controller 22 controls the flowmeter 12 to be cleared to prepare for the next water intake. If there is any accident in the process of taking water, press the emergency stop button 26 to send a stop signal to the controller 22. The controller 22 immediately cuts off the power supply of the waterproof pump 11, the waterproof pump 11 stops rotating, and stops the water supply. At the same time, the controller 22 controls the flow meter 12 to be cleared.

When taking water, hold the temperature measuring tube 39 with one hand, insert the nozzle of the temperature measuring tube 39 into the faucet 13, push the temperature measuring tube 39 upward with force, and the faucet slides down relatively vertically along the neck 41. The faucet 13 presses down the water inlet valve 34, the bottom of the water inlet valve 34 is equipped with a guide needle 35, and the guide needle 35 moves along the guide hole 36 to prevent the water inlet valve 34 from being pressed down by the water faucet 13. medium offset. A return spring 31 is installed on the outer side of the guide needle 35 , and the return spring 31 is deformed during the process of pressing down the water inlet valve 24 to store energy. When the water inlet valve 34 is pressed down by the faucet 13 and the return spring 31 is fully compressed, the water inlet hole 32 on the side wall of the water inlet valve 34 is connected to the water outlet hole 14 on the outside of the water faucet. The device 22 can control the waterproof pump 11 to inject a certain amount of water into the temperature measuring tube 39 . In the process of compressing the water inlet valve 34, the exhaust hole 33 at the pipe neck 41 is exposed. When the temperature measuring pipe 39 enters the water, the air pressure inside and outside the temperature measuring pipe 39 is balanced to ensure that the water enters the temperature measuring pipe 39 smoothly. . After the water injection is completed, unplug the temperature measurement 39, restore the return spring 31, release energy, and push the water inlet valve 34 upward until the second sealing ring 28 on the water inlet valve 34 is sealed with the bottom of the neck 41, and the third sealing ring 29 and the seal The ring four 30 seals the air inlet 33 . When the return spring 31 is completely restored, there is still a certain elastic force, and the nozzle of the temperature measuring tube 39 is reliably sealed through the water inlet valve 34 and the second sealing ring 28, the third sealing ring 9, and the fourth sealing ring 30 to prevent the temperature measuring tube. 39 Internal water overflow.

The temperature measuring tube 39 is inserted into the faucet 13, and the water intake button 25 can be pressed to obtain quantitative water, and the water intake process is simple and convenient. After the water is taken out, the temperature measuring tube 39 is pulled out, and the mouth of the tube can be automatically sealed, and the posture of the temperature measuring tube 39 can be changed at will when in use. The tube wall of the temperature measuring tube 39 is made of plastic material, which avoids the problem of glass tube hurting people. The material is cheap, the structure is simple, one-time use, clean and hygienic.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (7)

1. a kind of nerve sense of heat test machine, it is characterised in that: the nerve sense of heat test machine includes cooling and warming host and survey Wen Guan；

The cooling and warming host includes shell, and the interior of shell, which is arranged side by side, thermos bottle and goglet, the thermos bottle Two bottom of liner be provided with resistive heater for heating, the liner one side of the goglet is provided with semiconductor chilling plate For freezing；

There are two taps, respectively hot water tap and cold water tap for setting on the shell, while being correspondingly arranged on two A water intaking button, respectively hot water water intaking button and cold water water intaking button, the hot water tap and cold water tap lead to respectively It crosses intake pipe to be connected with waterproof pump, the waterproof pump setting is internal to fetch water in the liner one and liner；

It is provided with controller on the interior of shell roof, controls the cooling and warming host running；

The hot water and/or cold water that the temperature tube is produced to contain the cooling and warming host, the temperature tube nozzle and institute The matching of tap outer diameter is stated, the temperature tube nozzle is internally provided with inlet valve, when the temperature tube is inserted on the tap Shi Suoshu inlet valve is opened, and cold water and/or hot water can enter the temperature tube, when the temperature tube is pulled up from the tap When, the inlet valve closing is sealed the temperature tube.

2. a kind of neural sense of heat test machine according to claim 1, it is characterised in that: the liner one and the liner two It is respectively arranged with water level indicator tube on outer wall, is communicated inside the water level indicator tube top and bottom and the liner, side Scale can be read out by the way that transparent part is arranged on the outer shell outer wall.

3. a kind of neural sense of heat test machine according to claim 2, it is characterised in that: described two liners are stainless steel Matter, their outsides are provided with heat-preservation cotton.

4. a kind of neural sense of heat test machine according to claim 1, it is characterised in that: the waterproof pump bottom passes through water intaking Pipe is connected with filter, and the filter is located inside the liner, and the waterproof pump top is connected with flowmeter, the flow Meter is located at outside the liner.

5. a kind of neural sense of heat test machine according to claim 1, it is characterised in that: pressed on the shell in two water intakings Button side is respectively arranged with a scram button, cuts off the waterproof pumping source by the scram button when occurring unexpected and stops Only fetch water.

6. a kind of neural sense of heat test machine according to claim 1 or 5, it is characterised in that: the fire hose on the shell Head bottom is provided with water receiving tank.

7. a kind of neural sense of heat test machine according to claim 1, it is characterised in that: the temperature tube uses transparent plastic Material production is disposable product.