CN219406237U - Cushion of electric blanket - Google Patents

Abstract

The utility model discloses an electric blanket seat cushion, which relates to the technical field of seat cushions and comprises a seat cushion cover and an inner frame, wherein the inner frame is arranged in the seat cushion cover, the middle part of the inner side of the inner frame is fixedly connected with a fixed frame, the middle part of the fixed frame is provided with a plurality of through holes in a penetrating way, the through holes are distributed in a rectangular array, and an electric heating wire is fixedly arranged in the fixed frame. According to the utility model, the seat cushion cover and the inner frame are arranged, the fixing frame is arranged in the inner frame, the electric heating wire is arranged in the fixing frame, the air cushion is arranged above the fixing frame, the electric heating wire can heat the air in the fixing frame after being electrified, and the heated air can heat the air cushion, so that the temperature of the air cushion is raised, the comfort of a user sitting above the air cushion is improved, and the fixing frame can play a supporting role for the electric heating wire, so that potential safety hazards caused by deformation of the electric heating wire due to the pressure of the user are avoided.

Description

Cushion of electric blanket

Technical Field

The utility model relates to the technical field of seat cushions, in particular to an electric blanket seat cushion.

Background

The common cushion comprises a mask layer and a core layer arranged in the mask layer, wherein the core layer consists of a strong-stress sponge and a thermal soft sponge, and in cold winter, people need to pad the cushion on an automobile seat or a sofa for thermal insulation.

Because ordinary cushion does not have the heating function, the cushion that adds on the pad keeps warm and is effectual generally, and the comfort level also remains to promote, realizes the electrical heating function through adding the heating wire in ordinary cushion inside among the prior art, but, because the heating wire material is softer, when the user sits on the cushion, the cushion can take place deformation for the heating wire takes place to buckle, has certain potential safety hazard, and in addition, heating wire and sponge direct contact cause the sponge local to be heated easily, have the potential safety hazard of starting a fire.

Therefore, it is necessary to invent an electric blanket cushion to solve the above problems.

Disclosure of Invention

The utility model aims to provide an electric blanket seat cushion which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric blanket seat cushion, includes cushion cover and inside casing, the inside casing sets up in the inside of cushion cover, the inboard middle part fixedly connected with fixed frame of inside casing, a plurality of through-holes have been seted up in the middle part of fixed frame, and a plurality of through-holes are rectangular array distribution, the inside fixed heating wire that is provided with of fixed frame, and the heating wire sets up to snakelike structure, the last fixed surface of fixed frame is connected with a plurality of strengthening ribs, the top of fixed frame is provided with a plurality of air cushions, and the air cushion sets up in the inside of inside casing, encircle being provided with the inserted block in the lateral wall of inside casing, the slot has been seted up at the inside wall middle part of cushion cover, inserted block and slot looks adaptation.

Preferably, a plurality of air guide holes are formed in the bottom ends of the two sides of the seat cushion cover in a penetrating mode, and round holes are formed in the bottom ends of the two sides of the inner frame in a penetrating mode.

Preferably, the lower surface of the fixed frame is fixedly connected with a reinforcing frame, and the reinforcing frame is arranged into a net structure.

Preferably, one end of the lower surface of the fixed frame is fixedly connected with a control switch, temperature sensors are embedded in the top ends of the inner walls of the two sides of the inner frame, and the temperature sensors and the electric heating wires are electrically connected with the control switch.

Preferably, the seat cushion cover is a hard rubber cover, and the inner frame is a high-temperature-resistant plastic frame.

The utility model has the technical effects and advantages that:

1. according to the utility model, the seat cushion cover and the inner frame are arranged, the fixing frame is arranged in the inner frame, the electric heating wire is arranged in the fixing frame, the air cushion is arranged above the fixing frame, the electric heating wire can heat the air in the fixing frame after being electrified, and the heated air can heat the air cushion, so that the temperature of the air cushion is raised, the comfort of a user sitting above the air cushion is improved, and the fixing frame can play a supporting role for the electric heating wire, so that potential safety hazards caused by deformation of the electric heating wire due to the pressure of the user are avoided;

2. according to the utility model, the fixing frame is provided with the plurality of through holes at the bottom end, and when the electric heating wire is continuously electrified, air with higher temperature in the fixing frame can be discharged through the through holes, so that the air cushion temperature is prevented from being too high due to continuous accumulation of hot air, the use experience of a user is ensured, and the potential safety hazard of generating fire with too high temperature is avoided.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is an exploded view of the overall structure of the present utility model.

Fig. 3 is a schematic view of the structure of the cushion cover of the present utility model.

Fig. 4 is a schematic structural diagram of an inner frame of the present utility model.

Fig. 5 is a schematic side view of the inner frame structure of the present utility model.

Fig. 6 is a schematic diagram of a heating wire structure according to the present utility model.

In the figure: 1. a seat cushion cover; 2. an inner frame; 3. a fixed frame; 4. a through hole; 5. heating wires; 6. reinforcing ribs; 7. an air cushion; 8. inserting blocks; 9. a slot; 10. an air guide hole; 11. a circular hole; 12. a reinforcing frame; 13. a control switch; 14. a temperature sensor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides an electric blanket seat cushion as shown in fig. 1-6, which comprises a seat cushion cover 1 and an inner frame 2, wherein the inner frame 2 is arranged in the seat cushion cover 1, the middle part of the inner side of the inner frame 2 is fixedly connected with a fixed frame 3, a plurality of through holes 4 are formed in the middle part of the fixed frame 3 in a penetrating way, the through holes 4 are distributed in a rectangular array, an electric heating wire 5 is fixedly arranged in the fixed frame 3, the electric heating wire 5 is arranged in a serpentine structure, a plurality of reinforcing ribs 6 are fixedly connected to the upper surface of the fixed frame 3, a plurality of air cushions 7 are arranged above the fixed frame 3, and the air cushions 7 are arranged in the inner frame 2;

specifically, the insert 8 is arranged in the outer side wall of the inner frame 2 in a surrounding manner, the slot 9 is formed in the middle of the inner side wall of the seat cushion cover 1, the insert 8 is matched with the slot 9, and the insert 8 is matched with the slot 9, so that the position between the seat cushion cover 1 and the inner frame 2 can be fixed, and the seat cushion cover 1 and the inner frame 2 can be separated, thereby being convenient for cleaning the seat cushion cover 1;

more specifically, a plurality of air guide holes 10 are formed in the bottom ends of the two sides of the seat cushion cover 1 in a penetrating manner, round holes 11 are formed in the bottom ends of the two sides of the inner frame 2 in a penetrating manner, and air which expands after being heated in the fixed frame 3 can be discharged along the air guide holes 10 and the round holes 11, so that the air cushion 7 is prevented from being excessively heated;

in addition, the lower surface of the fixed frame 3 is fixedly connected with a reinforcing frame 12, the reinforcing frame 12 is of a net structure, and the reinforcing frame 12 can improve the structural strength of the fixed frame 3;

moreover, one end of the lower surface of the fixed frame 3 is fixedly connected with a control switch 13, the top ends of the inner walls of the two sides of the inner frame 2 are embedded with temperature sensors 14, the temperature sensors 14 and the heating wires 5 are electrically connected with the control switch 13, the control switch 13 is set to be a 89C51 singlechip controller, when the temperature of the air cushion 7 is too high, the temperature of the air cushion 7 which can be detected by the temperature sensors 14 is too high, and at the moment, the control switch 13 can be closed, so that the influence of the too high temperature of the air cushion 7 on the use experience of a user is avoided;

further, the cushion cover 1 is set to be a hard rubber cover, the inner frame 2 is set to be a high-temperature-resistant plastic frame, and the cushion cover 1 has the characteristic of difficult deformation, and can avoid the deformation of the whole cushion, thereby facilitating the placement of the cushion.

The working principle of the utility model is as follows:

when the device is used, the inner frame 2 is placed in the seat cushion cover 1, the seat cushion cover 1 can play a protective role for the edge of the seat cushion, the electric circuit of the electric heating wire 5 can be connected through the control switch 13, the electric heating wire 5 is electrified to generate heat, the electric heating wire 5 is electrified to heat the air in the fixed frame 3, the heated air can transfer heat to the air cushion 7, the air cushion 7 is heated, meanwhile, the air in the air cushion 7 is heated to expand to a certain extent, the air cushion 7 is inflated, at the moment, when a user sits on the air cushion 7, the air cushion 7 is in a heated and expanded state, so that the use experience of the user can be improved, when the temperature of the air cushion 7 is too high, the air cushion 7 which can be detected by the temperature sensor 14 is too high, and the control switch 13 can be closed at the moment, so that the use experience of the user is prevented from being influenced by the too high temperature of the air cushion 7.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. An electric blanket seat cushion comprises a seat cushion cover (1) and an inner frame (2), and is characterized in that: the inside that inside casing (2) set up in seatpad cover (1), the inboard middle part fixedly connected with fixed frame (3) of inside casing (2), a plurality of through-holes (4) have been seted up in the middle part of fixed frame (3), and a plurality of through-holes (4) are rectangular array and distribute, the inside fixed heating wire (5) that are provided with of fixed frame (3), and heating wire (5) set up to snakelike structure, the upper surface fixedly connected with a plurality of strengthening ribs (6) of fixed frame (3), the top of fixed frame (3) is provided with a plurality of air cushion (7), and air cushion (7) set up in the inside of inside casing (2), around being provided with in the lateral wall of inside casing (2) inserted block (8), slot (9) have been seted up at the inside wall middle part of seatpad cover (1), inserted block (8) and slot (9) looks adaptation.

2. An electric blanket cushion as claimed in claim 1, wherein: the two side bottom ends of the seat cushion cover (1) are provided with a plurality of air guide holes (10) in a penetrating mode, and the two side bottom ends of the inner frame (2) are provided with round holes (11) in a penetrating mode.

3. An electric blanket cushion as claimed in claim 2, wherein: the lower surface of the fixed frame (3) is fixedly connected with a reinforcing frame (12), and the reinforcing frame (12) is of a net structure.

4. An electric blanket cushion as claimed in claim 3, wherein: the electric heating device is characterized in that one end of the lower surface of the fixed frame (3) is fixedly connected with a control switch (13), temperature sensors (14) are embedded in the top ends of the inner walls of the two sides of the inner frame (2), and the temperature sensors (14) and the electric heating wires (5) are electrically connected with the control switch (13).

5. An electric blanket cushion as claimed in claim 4, wherein: the seat cushion cover (1) is a hard rubber cover, and the inner frame (2) is a high-temperature-resistant plastic frame.