CN215961848U

CN215961848U - Hot-melting type human body positioning pad

Info

Publication number: CN215961848U
Application number: CN202122353768.5U
Authority: CN
Inventors: 杨波
Original assignee: Affiliated Hospital of Southwest Medical University
Current assignee: Affiliated Hospital of Southwest Medical University
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-03-08
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a hot-melt human body positioning pad, which comprises a breathable waterproof bag, wherein a well-shaped inner partition net is arranged in the breathable waterproof bag, the breathable waterproof bag is divided into a plurality of sealed checks by the inner partition net, a combined bag is arranged in each check, a first expanding agent layer and a second expanding agent layer are arranged in the combined bag, the first expanding agent layer and the second expanding agent layer are arranged at intervals through a plurality of partition films, heating wires are arranged in the partition films, and the heating wires are electrically connected with a power supply; according to the scheme, the first expanding agent and the second expanding agent are filled in the first expanding agent layer and the second expanding agent layer respectively, the first expanding agent layer and the second expanding agent layer are separated by the hot-melting partition film so as to avoid mixing, the heating wire is packaged in the hot-melting partition film, after the heating wire is electrified, the heating wire melts the partition film, so that the first expanding agent and the second expanding agent are mixed, and finally, the expansion forming is carried out, so that the mixing is sufficient, and the expansion is uniform.

Description

Hot-melting type human body positioning pad

Technical Field

The utility model relates to the field of medical body position fixing, in particular to a hot-melt type human body positioning pad.

Background

When a human body positioning pad (foaming adhesive) is used for fixing the position of a radiotherapy patient, a first expanding agent and a second expanding agent are mixed and poured into a breathable waterproof bag; in the breathable waterproof bag, the first expanding agent and the second expanding agent expand after being mixed, so that the gap between the human body and the positioning frame is supplemented, and the breathable waterproof bag is cooled, fixed and molded.

However, in the process of manufacturing the whole human body positioning pad (foamed rubber), the following manufacturing risks exist: 1. when the first expanding agent and the second expanding agent are poured into the breathable waterproof bag at one time, uneven foaming can be caused due to uneven mixing, so that the supporting performance of the whole human body positioning pad is influenced; 2. when the first expanding agent and the second expanding agent are poured into the breathable waterproof bag at one time, the breathable waterproof bag is not in a sealed state, so that the first expanding agent and the second expanding agent are mixed and then expand to easily overflow; 3. because the first expanding agent and the second expanding agent are chemical raw materials and have certain irritation, the first expanding agent and the second expanding agent are in an open environment to generate mixed reaction, so that the environment is polluted, and meanwhile, certain harm is generated to the body health of operators. Therefore, in order to overcome the above difficulties, the present research designs a hot-melt human body positioning pad.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned deficiencies of the prior art, the present invention provides a hot-melt human body positioning pad which is safer to use.

In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows:

the utility model provides a human location pad of hot melt formula, it includes ventilative waterproof bag, be provided with the interior spacer grid that is the well style of calligraphy in the ventilative waterproof bag, interior spacer grid falls into a plurality of sealed squares with ventilative waterproof bag, all is provided with the combination bag in a plurality of squares, be provided with first inflation agent layer and second inflation agent layer in the combination bag, first inflation agent layer and second inflation agent layer cut off the film interval through a plurality of layers and set up, a plurality of layers cut off and are provided with the heater in the film, heater and power electric connection.

Furthermore, the partition film and the heating wire are both in a cross shape, the partition film equally divides the combined bag into four square spaces, two square spaces at the opposite corners are both provided with first expanding agent layers, and the other two square spaces at the opposite corners are both provided with second expanding agent layers.

Further, the pack is a cubic structure made of a film.

Furthermore, the lower end inside the breathable waterproof bag is provided with a buffering and heat-insulating pad, and the buffering and heat-insulating pad and the combined bags are arranged at intervals through an inner partition net.

Further, a headrest is arranged at the upper end of the outer portion of the breathable waterproof bag, and a downward-concave arc-shaped surface is arranged at the upper end of the headrest.

Furthermore, the plurality of heating wires are arranged in series and electrically connected with a power supply through a power plug, the voltage of the power supply is direct current voltage, and the direct current voltage is 36V or below.

The utility model has the beneficial effects that:

1. the scheme divides the breathable waterproof bag into a plurality of sealed squares, stores the combined bag in each sealed square, separates a first expanding agent layer from a second expanding agent layer by a hot-melt partition film so as to avoid mixing, encapsulates a heating wire in the hot-melt partition film, melts the partition film after electrifying the heating wire, mixes the first expanding agent and the second expanding agent, and finally expands and forms; mix first expanding agent and second expanding agent respectively in a plurality of sealed squares, avoided first expanding agent and second expanding agent to mix the back, take place the risk that the inflation spills over, make first expanding agent and second expanding agent fully mixed simultaneously, the inflation is even.

2. Cut off film and heater and all set up the aim at of cross, melt the back when cutting off the film by the heater, first expanding agent and the cross mixture of second expanding agent make its mixture more abundant, and the inflation is more even.

3. The combined bag is made of a film, and when the first expanding agent and the second expanding agent are mixed and expanded, the film can be burst, so that the combined bag does not limit the mixed expansion.

4. The buffering heat preservation pad has the effects of buffering, pressure reduction, heat insulation and heat preservation, and the practicability of the hot-melt human body positioning pad is enhanced.

5. The arrangement of the headrest is convenient for fixing the head of a user, and the comfort level of the user is enhanced.

6. The heating wire is connected with the power supply in series, so that the circuit structure is simple, the circuit is easy to realize, and meanwhile, the power supply is DC 36V or below, so that the safety of users is ensured.

Drawings

Fig. 1 is an internal structure view of a waterproof and breathable bag.

Fig. 2 is an internal structure view of the pack bag.

Fig. 3 is a side view of a breathable waterproof bag.

The multifunctional electric heating pillow comprises a ventilating waterproof bag 1, an inner separation net 2, a grid 3, a square 4, a combined bag 5, a headrest 6, an arc-shaped face 7, a separation film 8, a heating wire 9, a power supply 10, a square space 11, a buffering heat-preservation cushion 12 and a power plug.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the utility model as defined and defined in the appended claims, and all changes that come within the meaning and range of equivalency of the claims are to be embraced therein.

As shown in fig. 1, the hot-melt human body positioning pad of the scheme comprises a breathable waterproof bag 1, wherein an inner partition net 2 in a shape like a Chinese character jing is arranged in the breathable waterproof bag 1, the breathable waterproof bag 1 is divided into nine sealed squares 3 by the inner partition net 2, combined bags 4 are arranged in the nine squares 3, a first expanding agent layer and a second expanding agent layer are arranged in the combined bags 4, the first expanding agent layer and the second expanding agent layer are respectively filled with a first expanding agent and a second expanding agent, the first expanding agent layer and the second expanding agent layer are arranged at intervals through two partition films 7, and a heating wire 8 is arranged between the two partition films 7; the heating wires 8 in the combined bags 4 are arranged in series and are electrically connected with the power supply 9 through the power plug 12, so that the combined bags are convenient to pull and plug, the voltage of the power supply 9 is direct current voltage, and the direct current voltage is 36V or below, and the safety of users is ensured.

The scheme divides the breathable waterproof bag 1 into a plurality of sealed squares 3, stores the combined bag 4 in each sealed square 3, separates a first expanding agent layer and a second expanding agent layer by a hot-melt separation film 7 so as to avoid mixing, encapsulates a heating wire 8 in the hot-melt separation film 7, melts the separation film 7 by the heating wire 8 after electrifying the heating wire 8, mixes a first expanding agent in the first expanding agent layer and a second expanding agent in the second expanding agent layer, and finally expands and forms; the first expanding agent and the second expanding agent are arranged in the sealed grids 3 and are mixed respectively, so that the risk of expansion overflow of the first expanding agent and the second expanding agent is avoided, the first expanding agent and the second expanding agent are fully mixed, and the expansion is uniform.

In specific implementation, as shown in fig. 2, the partition film 7 and the heating wire 8 are arranged in a cross shape, so that the partition film 7 equally divides the combined bag 4 into four square spaces 10, two square spaces 10 at opposite corners are both provided with a first expanding agent layer, and the other two square spaces 10 at opposite corners are both provided with a second expanding agent layer, when the partition film 7 is melted by the heating wire 8, the first expanding agent and the second expanding agent are mixed in a cross manner, so that the mixing is more sufficient, and the expansion is more uniform; the combined bag 4 is of a cubic structure made of a film, and when the first expanding agent and the second expanding agent are mixed and expanded, the film can be burst, so that the combined bag 4 does not limit the expansion of the mixed first expanding agent and the second expanding agent.

As shown in fig. 3, the lower end inside the breathable waterproof bag 1 is provided with a buffering and heat-insulating pad 11, the buffering and heat-insulating pad 11 and the combined bags 4 are arranged at intervals through the inner separation net 2, and the buffering and heat-insulating pad 11 has the functions of buffering, pressure reduction, heat insulation and heat preservation, so that the practicability of the hot-melting human body positioning pad is enhanced; the upper end of the outside of the breathable waterproof bag 1 is provided with a headrest 5, the upper end of the headrest 5 is provided with a downward sunken arc-shaped surface 6, the head of a user can be conveniently fixed due to the arrangement of the headrest 5, and the comfort level of the user is enhanced.

Preferably, the partition film 7 and the film of the present embodiment are both made of a hot melt resin obtained by polymerizing ethylene. The melting point is 100-130 ℃; the buffering heat-insulating pad 11 is made of a foam board, the first expanding agent is isocyanate, the second expanding agent is composite polyether polyol, a catalyst is added into the polyether polyol, and the proportion of the isocyanate and the composite polyether polyol is 1.05: 1, mixing and foaming, and cooling and forming.

In summary, the scheme divides the breathable waterproof bag 1 into a plurality of sealed squares 3, stores the combined bag 4 in each sealed square 3, separates a first expanding agent layer from a second expanding agent layer by a hot-melt separation film 7 so as to avoid mixing, encapsulates a heating wire 8 in the hot-melt separation film 7, melts the separation film 7 by the heating wire 8 after the heating wire 8 is electrified, mixes the first expanding agent and the second expanding agent, and finally expands and forms; mix first expanding agent and second expanding agent setting respectively in a plurality of sealed squares 3, avoided first expanding agent and second expanding agent to mix the back, the risk that the emergence inflation spilled over, the setting of first expanding agent and second expanding agent cross mixing makes its mixture more abundant simultaneously, and the inflation is more even.

Claims

1. The utility model provides a human locating pad of hot melt formula, its characterized in that, includes ventilative waterproof bag (1), be provided with in ventilative waterproof bag (1) and be well style of calligraphy and separate net (2), interior net (2) that separate falls into a plurality of sealed square (3) with ventilative waterproof bag (1), it is a plurality of all be provided with combination bag (4) in square (3), be provided with first inflation agent layer and second inflation agent layer in combination bag (4), first inflation agent layer and second inflation agent layer have hot melt through a plurality of layers and cut off film (7) interval setting, a plurality of layers be provided with heater (8) in cutting off film (7), heater (8) and power (9) electric connection.

2. The hot-melt human body positioning pad according to claim 1, wherein the partition film (7) and the heating wire (8) are both cross-shaped, the partition film (7) equally divides the combined bag (4) into four square spaces (10), two of the square spaces (10) at opposite corners are both provided with a first expanding agent layer, and the other two square spaces (10) are both provided with a second expanding agent layer.

3. The hot-melt human body positioning pad according to claim 2, wherein the combined bag (4) is of a cubic structure made of a thin film.

4. The hot-melt human body positioning pad according to claim 1, wherein the lower end inside the air-permeable waterproof bag (1) is provided with a buffering and heat-insulating pad (11), and the buffering and heat-insulating pad (11) and the plurality of combined bags (4) are arranged at intervals through the inner separation net (2).

5. The hot-melt human body positioning cushion according to claim 4, wherein the upper end of the outside of the air-permeable waterproof bag (1) is provided with a headrest (5), and the upper end of the headrest (5) is provided with an arc-shaped surface (6) which is concave downwards.

6. The hot-melt human body positioning pad according to claim 1, wherein the plurality of heating wires (8) are connected in series and electrically connected to a power supply (9) through a power plug (12), the voltage of the power supply (9) is a DC voltage, and the DC voltage is 36V or less.