CN216933692U - Electric heating module of wounded rewarming device - Google Patents

Abstract

The utility model provides an electric heating module of a wounded rewarming device, which comprises a shell, wherein an electric heating air inlet, an electric heating air outlet, a breathing air inlet and a breathing air outlet are formed in the shell; a third fan and two electric heating pipe sets are arranged in the shell, one end of one electric heating pipe set is connected with the electric heating air outlet, the other end of the electric heating pipe set is connected with an air blowing port of the third fan, and an air suction port of the third fan is connected with the electric heating air inlet; one end of the other electric heating pipe set is connected with the respiratory air inlet, and the other end of the other electric heating pipe set is connected with the respiratory air outlet. The utility model has various functions, can simultaneously perform body surface rewarming and breathing rewarming, and effectively avoids rewarming complications.

Description

An electric heating module of a wounded rewarming device

technical field

The utility model relates to the technical field of heating and rewarming, in particular to an electric heating module of a wounded rewarming device.

Background technique

At present, the way to rewarm the wounded is usually to put the wounded in a heat preservation device (such as a heat preservation bag, a heat preservation bag, etc.), and then use a heating module to heat the air, and the heated air is passed into the heat preservation device for rewarming. Commonly used heating modules include electric heating modules, fuel heating modules and water bath heating modules.

However, the electric heating module of the existing wounded rewarming device has a single function and can only heat the wounded body surface. If the temperature of the wounded body is not well controlled, it will lead to overheating (overheating will easily cause the temperature of a large area of the body surface to rise sharply, resulting in a large amount of low-temperature blood. Influx into the heart, causing the heart temperature to drop rapidly by 1-2°C, leading to cardiac arrest, and at the same time peripheral blood vessels dilate, resulting in insufficient blood circulation and causing rewarming shock (rewarming shock).

Utility model content

The purpose of the utility model is to provide an electric heating module of a wounded rewarming device, which has multiple functions, can perform body surface rewarming and respiratory rewarming at the same time, and effectively avoid the occurrence of rewarming complications.

The utility model is realized through the following technical solutions:

An electric heating module of a wounded rewarming device, comprising a casing, the casing is provided with an electric heating air inlet, an electric heating air outlet, a breathing air inlet and a breathing air outlet;

The housing is provided with a third fan and two electric heating pipe groups, one end of one electric heating pipe group is connected with the electric heating air outlet, and the other end is connected with the air outlet of the third fan, and the third fan is connected with the air outlet. The air suction port is connected with the electric heating air inlet;

One end of another electric heating tube group is connected with the breathing gas inlet, and the other end is connected with the breathing gas inlet.

Optionally, the electric heating tube group includes several heating tubes, which are arranged in parallel and connected by connecting tubes to form an air circulation channel.

Optionally, the electric heating tube group is covered with thermal insulation sponge.

Optionally, a circuit board is provided in the casing, a controller is integrated on the circuit board, and both the third fan and the electric heating tube group are electrically connected to the controller.

Optionally, the housing is provided with a power indicator light, an electrothermal temperature adjustment knob and a breathing temperature adjustment knob that are electrically connected to the controller.

Optionally, the electrothermal air outlet and the breathing air outlet are provided with temperature sensors, and the temperature sensors are electrically connected to the controller.

Optionally, an air plug is provided on the housing, and a power adapter is connected to the air plug.

Optionally, corners of the housing are provided with corner guards.

Optionally, a grounding post is provided on the housing.

Optionally, a handle and a nameplate are provided on the housing.

The utility model at least has the following advantages and beneficial effects:

1. When using in the utility model, the electric heating air inlet is connected with the air outlet of the insulation device, and the electric heating air outlet is connected with the air inlet of the insulation device, so that the hot air forms a closed-loop circulation channel, which is convenient for controlling the temperature in the insulation device and avoids the insulation device. A sudden rise in temperature (a sudden rise in the temperature of the thermal insulation device can easily cause a large area of the body surface temperature to rise sharply, causing a large amount of low-temperature blood to flow into the heart, causing the heart temperature to drop rapidly by 1-2°C, leading to cardiac arrest, and at the same time, peripheral blood vessels dilate, causing blood Complications of rewarming caused by insufficient effective circulating volume (resulting in rewarming shock);

2. In the present utility model, there are two electric heating tube groups in the casing, one of which can be used for body surface heating, and the other group can be used for breathing rewarming. The outlet is connected to a breathing check valve and a breathing mask, and the rewarming wounded person inhales hot air through the breathing mask for rewarming, so that the utility model can simultaneously perform body surface rewarming and breathing rewarming, effectively avoiding the occurrence of rewarming complications.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings that need to be used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation of the scope. For those of ordinary skill in the art, other related drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation one of the electric heating module of a kind of wounded rewarming device provided by the utility model;

FIG. 2 is a second structural schematic diagram of an electric heating module of a wounded rewarming device provided by the utility model;

3 is a schematic structural diagram (hidden shell) of an electric heating module of a wounded rewarming device provided by the utility model;

Fig. 4 is the structural representation of two heating tube groups;

Icons: 101-shell, 102-electric heating air inlet, 103-electric heating air outlet, 104-breathing air inlet, 105-breathing air outlet, 106-third fan, 107-heating pipe, 108-insulation sponge, 109 -Tube clip, 110-circuit board, 111-power indicator light, 112-electric temperature adjustment knob, 113-breathing temperature adjustment knob, 114-air plug, 115-angle guard, 116-grounding post, 117-handle, 118-nameplate, 119-vent, 120-breathing rewarming outlet pipe, 121-breathing rewarming inlet pipe, 122-electric heating inlet pipe, 123-electric heating outlet pipe.

Detailed ways

As shown in FIGS. 1-4 , an electric heating module of a wounded rewarming device includes a casing 101 . Corners of the casing 101 are provided with corner protectors 115 , and the casing 101 is provided with a handle 117 and a nameplate 118 .

The casing 101 is provided with an electric heating air inlet 102 , an electric heating air outlet 103 , a breathing air inlet 104 and a breathing air outlet 105 ; a third fan 106 and two electric heating tube groups are arranged in the casing 101 .

The housing 101 is provided with an air plug 114, the air plug 114 is connected with a power adapter (not shown in the figure), and the power adapter is connected with an external power source to supply power to the utility model. The housing 101 is provided with a grounding post 116 for easy grounding.

One end of one electric heating tube group is connected to the electric heating air outlet 103, and the other end is connected to the air outlet of the third fan 106, and the air suction port of the third fan 106 is connected to the electric heating air inlet 102; when in use, the electric heating air inlet 102 is connected to the heat preservation The air outlet of the device is connected, and the electric heating air outlet 103 is connected to the air inlet of the heat preservation device, so that the hot air forms a closed-loop circulation channel, which is convenient to control the temperature in the heat preservation device and avoid the temperature in the heat preservation device. The large surface temperature rises sharply, which leads to a large amount of low-temperature blood pouring into the heart, causing the heart temperature to drop rapidly by 1-2°C, leading to cardiac arrest. At the same time, peripheral blood vessels dilate, resulting in insufficient blood circulation and rewarming shock. of rewarming complications.

One end of the other electric heating tube group is connected to the breathing gas inlet 104, and the other end is connected to the breathing gas outlet 105. When in use, the breathing gas inlet 104 can be connected to the ventilator, and the breathing gas outlet 105 is connected to the breathing one-way valve and the A breathing mask is used to rewarm the wounded by inhaling hot air through the breathing mask for rewarming, so that the utility model can simultaneously perform body surface rewarming and breathing rewarming, and effectively avoid the occurrence of rewarming complications.

In this embodiment, the electric heating tube group includes a plurality of heating tubes 107, which are arranged in parallel and are connected by connecting tubes (not shown, the connecting tubes are high-temperature resistant silicone elbows) to form an air circulation channel. Each electric heating tube group includes six heating tubes 107, so that the air flow path becomes longer and the air can be sufficiently heated. The heating element of the heating tube 107 can be selected from a PTC heating element. The PTC heating element has the advantages of small thermal resistance and high heat exchange efficiency. In terms of safety performance, there will be no "redness" phenomenon on the surface of the heating wire under any application conditions.

Among the six heating pipes 107 used for respiration rewarming, one end is provided with a respiration rewarming outlet trachea 120, and the other is provided with a respiration rewarming intake duct 121, and the respiration rewarming outlet trachea 120 is connected to the breathing air outlet 105. In connection, the breathing rewarming air inlet pipe 121 is connected with the breathing gas inlet 104 . Among the six heating pipes 107 used for body surface rewarming, one end is provided with an electric heating air outlet pipe 123, and one end of the other is provided with an electric heating air inlet pipe 122, and the electric heating air outlet pipe 123 is connected with the electric heating air outlet 103, and the electric heating air inlet pipe is connected. 122 is connected to the air outlet of the third fan 106 .

The electric heating tube group is covered with thermal insulation sponge 108 to reduce heat loss, and each heating tube 107 is fixed by a tube clamp 109 wrapped on the outside. Bonded by high temperature resistant glue.

The casing 101 is provided with a circuit board 110 , a controller is integrated on the circuit board 110 , and the third fan 106 and the electric heating tube group are all electrically connected to the controller. The housing 101 is provided with a power indicator light 111 , an electrothermal temperature adjustment knob 112 and a breathing temperature adjustment knob 113 that are electrically connected to the controller.

The electric heating air outlet 103 and the breathing air outlet 105 are provided with temperature sensors, and the temperature sensors are electrically connected to the controller. When in use, the temperature of the hot air is fed back through the temperature sensor, and then the heating temperature of the electric heating tube group used for body surface rewarming is adjusted by rotating the electric heating temperature adjustment knob 112, and the electric heating used for breathing rewarming is adjusted by rotating the breathing temperature adjustment knob 113. The heating temperature of the heating tube group.

In this embodiment, the power indicator 111 , the electric heating temperature adjustment knob 112 and the breathing temperature adjustment knob 113 are arranged on the front side of the casing 101 , the electric heating air inlet 102 and the electric heating air outlet 103 are arranged on the top of the casing 101 , and the breathing air is connected to The inlet 104 , the breathing air outlet 105 and the air plug 114 are arranged on the left side of the housing 101 , the handle 117 and the nameplate 118 are arranged on the rear side of the housing 101 , and the rear side of the housing 101 is also provided with a vent 119 .

The above 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 (10)

1. The utility model provides an electric heat module of wounded rewarming device, includes casing (101), its characterized in that: an electric heating air inlet (102), an electric heating air outlet (103), a breathing air inlet (104) and a breathing air outlet (105) are formed in the shell (101);

a third fan (106) and two electric heating pipe sets are arranged in the shell (101), one end of one electric heating pipe set is connected with the electric heating air outlet (103), the other end of the electric heating pipe set is connected with an air blowing opening of the third fan (106), and an air suction opening of the third fan (106) is connected with the electric heating air inlet (102);

one end of the other electric heating tube set is connected with the respiratory air inlet (104), and the other end of the other electric heating tube set is connected with the respiratory air outlet (105).

2. The electro-thermal module of the wounded rewarming device of claim 1, wherein: the electric heating pipe set comprises a plurality of heating pipes (107), and the heating pipes (107) are arranged in parallel and connected through connecting pipes to form an air circulation channel.

3. The electric heating module of the wounded rewarming device of claim 1 or 2, wherein: the electric heating tube set is coated with heat preservation sponge (108).

4. The electro-thermal module of the wounded rewarming device of claim 1, wherein: a circuit board (110) is arranged in the shell (101), a controller is integrated on the circuit board (110), and the third fan (106) and the electric heating tube set are electrically connected with the controller.

5. The electro-thermal module of the wounded rewarming device of claim 4, wherein: the shell (101) is provided with a power indicator (111), an electric heating temperature adjusting knob (112) and a breathing temperature adjusting knob (113) which are electrically connected with the controller.

6. The electrothermal module of the wounded rewarming device of claim 4, wherein: electric heat air outlet (103) with respiratory gas connects export (105) to be equipped with temperature sensor, temperature sensor with controller electric connection.

7. The electro-thermal module of the wounded rewarming device of claim 1, wherein: the aerial plug is characterized in that an aerial plug (114) is arranged on the shell (101), and the aerial plug (114) is connected with a power adapter.

8. The electro-thermal module of the wounded rewarming device of claim 1, wherein: the edges and corners of the shell (101) are provided with corner protectors (115).

9. The electro-thermal module of the wounded rewarming device of claim 1, wherein: and a grounding wire post (116) is arranged on the shell (101).

10. The electrothermal module of the wounded rewarming device of claim 1, wherein: the shell (101) is provided with a lifting handle (117) and a nameplate (118).

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