CN216721609U

CN216721609U - Electric heating blanket

Info

Publication number: CN216721609U
Application number: CN202123133647.6U
Authority: CN
Inventors: 欧国勇; 李正海; 何志辉
Original assignee: Guizhou Caiyang Electric Heating Technology Co ltd
Current assignee: Guizhou Caiyang Electric Heating Technology Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-06-10
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses an electric blanket which comprises a heating body, a flannelette layer, a base pad and a temperature control device, wherein the heating body is arranged on the base pad; the temperature control device comprises a control module, n micro temperature controllers and n temperature control probes; the heating body comprises a first hot-pressing non-woven lining cloth, a second hot-pressing non-woven lining cloth and 2n heating pieces, the heating pieces are carbon heating pieces, 2n hollow hole positions are correspondingly formed in the first hot-pressing non-woven lining cloth and the second hot-pressing non-woven lining cloth respectively, the 2n heating pieces are located between the first hot-pressing non-woven lining cloth and the second hot-pressing non-woven lining cloth, the 2n heating pieces correspond to the 2n hollow hole positions in the first hot-pressing non-woven lining cloth and the second hot-pressing non-woven lining cloth, the 2n heating pieces are electrically connected with the control module through heating piece connecting wires, the first hot-pressing non-woven lining cloth and the second hot-pressing non-woven lining cloth are mutually bonded, and the 2n heating pieces and the heating piece connecting wires are clamped; the n miniature temperature controllers are respectively adhered to the lower surfaces of the n heating sheets, and the n temperature control probes are respectively adhered to the lower surfaces of the rest n heating sheets. The utility model can increase the physical therapy performance while warming and avoiding cold.

Description

Electric heating blanket

Technical Field

The utility model belongs to the field of flexible electric heating appliances, and particularly relates to an electric blanket.

Background

The conventional electric blanket adopts a cord with a certain length as a heating element, is wound and distributed in an S shape in a thread channel of the needled blanket body, and has simpler structure and single use. The heating element is a common resistive metal heating wire, and has no special physical therapy performance and physical therapy transmission effect, and no heating physical therapy point is arranged according to the human body part.

Disclosure of Invention

The utility model aims to provide an electric blanket which can keep warm and simultaneously increase the physical therapy performance.

The electric blanket comprises a heating element, a flannelette layer, a base pad and a temperature control device, wherein the heating element is arranged between the flannelette layer and the base pad. The temperature control device comprises a control module, n micro temperature controllers and n temperature control probes, wherein the n micro temperature controllers are electrically connected with the control module through temperature controller connecting wires, and the n temperature control probes are electrically connected with the control module through probe connecting wires. The heating body comprises a first hot-pressing non-woven lining cloth, a second hot-pressing non-woven lining cloth and 2n heating pieces, the heating pieces are carbon heating pieces, the first hot-pressing non-woven lining cloth and the second hot-pressing non-woven lining cloth are respectively and correspondingly provided with 2n hollowed-out hole sites, the size of the hollowed-out hole sites is slightly smaller than that of the heating pieces, the 2n heating pieces are positioned between the first hot-pressing non-woven lining cloth and the second hot-pressing non-woven lining cloth, the 2n heating pieces correspond to the 2n hollowed-out hole sites on the first hot-pressing non-woven lining cloth and the 2n hollowed-out hole sites on the second hot-pressing non-woven lining cloth, the 2n heating pieces are electrically connected with the control module through heating piece connecting wires, the first hot-pressing non-woven lining cloth and the second hot-pressing non-woven lining cloth are mutually bonded through viscose glue, the 2n heating pieces and the heating piece connecting wires are clamped, and the heating pieces are avoided, the heating sheet connecting line moves relative to the first hot-pressing non-woven lining cloth and the second hot-pressing non-woven lining cloth; the n miniature temperature controllers are respectively adhered to the lower surfaces of the n heating sheets, and the n temperature control probes are respectively adhered to the lower surfaces of the rest n heating sheets. The 2n heating sheets generate heat under the control of the control module, the n micro temperature controllers detect the temperatures of the corresponding n heating sheets, the n temperature control probes detect the temperatures of the corresponding n heating sheets, and when the temperatures of the heating sheets are too high, the control module controls the 2n heating sheets to stop heating.

Preferably, the shape of the hollow hole sites and the shape of the heating sheets are rectangular, the 2n hollow hole sites on the first hot-pressed non-woven lining cloth and the 2n hollow hole sites on the second hot-pressed non-woven lining cloth are arranged in a mode of alternating in the horizontal direction and the longitudinal direction to form two columns, and the 2n heating sheets are arranged in a mode of alternating in the horizontal direction and the longitudinal direction to form two columns; the n miniature temperature controllers and the n temperature control probes are alternately arranged and adhered.

Preferably, the base pad is formed by compounding needle-punched non-woven fabrics and anti-slip fabrics through a glue spraying process.

Preferably, the temperature controller connecting line and the probe connecting line are sandwiched between the first hot-pressed non-woven lining cloth and the second hot-pressed non-woven lining cloth.

Preferably, the electric blanket further comprises a functional switch module and a power adapter, wherein the functional switch module is electrically connected with the control module, and the control module is electrically connected with the power adapter. The power adapter converts alternating current into direct current to supply power to the temperature control device, and the functional switch module is used for a user to select a heating gear, heating time and the like.

The utility model has the following effects:

(1) the piece that generates heat adopts the carbon element material to generate heat the piece, arranges the piece that generates heat according to the physiotherapy position, and piece ohmic heating that generates heat can produce the heat and launch far infrared ripples, and the heat is used for the heating to keep away cold, and far infrared ripples has the physiotherapy performance, utilizes the fretwork hole site to make the piece that generates heat expose first, second hot pressing non-woven lining cloth, has reduced the barrier layer thickness, has improved physiotherapy effect.

(2) The 2n heating sheets are correspondingly arranged in a mode of alternately arranging in the transverse direction and the longitudinal direction to form two rows, so that a user can conveniently adjust the heated physiotherapy position according to the requirement; n miniature temperature controller and n temperature control probes arrange in turn and paste, the temperature of piece that generates heat that can be better detects avoids the piece that generates heat high temperature and not detected, has promoted user experience and has felt.

Drawings

FIG. 1 is a schematic view showing the structure of a heat-generating body in this embodiment.

Fig. 2 is a schematic external view of the electric blanket of the present embodiment.

Fig. 3 is a schematic diagram of a layer of the electric blanket of the present embodiment (the temperature control device is not shown).

Fig. 4 is a schematic circuit block diagram of the electric blanket of the present embodiment.

Detailed Description

As shown in fig. 1 to 4, the electric blanket in this embodiment includes a heating element 1, a flannelette layer 2, a base pad 3, a temperature control device 4, a function switch module 5, and a power adapter 6.

The heating element 1 is arranged between the flannelette layer 2 and the base pad 3, the base pad 3 is formed by compounding a needle-punched non-woven fabric 31 and a non-slip fabric 32 through a glue spraying process, the needle-punched non-woven fabric 31 is the upper layer of the base pad 3, the non-slip fabric 32 is the lower layer of the base pad 3, and the edge of the flannelette layer 2, the edge of the heating element 1 and the edge of the base pad 3 are subjected to edge covering sewing to form a blanket body.

The temperature control device 4 comprises a control module 41, six micro temperature controllers 42 and six temperature control probes 43. The control module 41 is electrically connected to the power adapter 6. The power adapter 6 converts alternating current into direct current to supply power to the temperature control device 4, and the function switch module 5 is used for a user to select a heating gear, heating time and the like.

The heating element 1 comprises a first hot-pressed non-woven lining cloth 11, a second hot-pressed non-woven lining cloth 12 and twelve heating sheets 13, wherein the heating sheets 13 are carbon heating sheets (such as graphene heating sheets), and the heating sheets 13 are rectangular. Twelve hollow holes 14 are correspondingly formed in the first hot-pressed non-woven lining cloth 11 and the second hot-pressed non-woven lining cloth 12, the hollow holes 14 are rectangular, the size of the hollow holes 14 is slightly smaller than that of the heating sheet 13 (for example, the length of the hollow holes 14 is 5mm smaller than that of the heating sheet 13, and the width of the hollow holes 14 is 5mm smaller than that of the heating sheet 13), the twelve hollow holes 14 in the first hot-pressed non-woven lining cloth 11 and the twelve hollow holes 14 in the second hot-pressed non-woven lining cloth 12 are arranged in a mode of being transversely and longitudinally alternated to form two rows and two columns, for example, the first row, the third row and the fifth row are two hollow holes 14 arranged transversely, and the second row, the fourth row and the sixth row are two hollow holes 14 arranged longitudinally. The twelve heating sheets 13 are located between the first hot-pressed non-woven lining cloth 11 and the second hot-pressed non-woven lining cloth 12, and correspond to the twelve hollow hole sites 14 on the first hot-pressed non-woven lining cloth 11 and the twelve hollow hole sites 14 on the second hot-pressed non-woven lining cloth 12, namely, the first row, the third row and the fifth row are two heating sheets 13 arranged transversely, and the second row, the fourth row and the sixth row are two heating sheets 13 arranged longitudinally. The twelve heating sheets 13 are electrically connected with the control module 41 through the heating sheet connecting wires. The three micro temperature controllers 42 are respectively adhered to the lower surfaces of the first heating sheets 13 of the first row, the third row and the fifth row, the other three micro temperature controllers 42 are respectively adhered to the lower surfaces of the second heating sheets 13 of the second row, the fourth row and the sixth row, and the six micro temperature controllers 42 are electrically connected with the control module 41 through temperature controller connecting wires. Three of the temperature control probes 43 are respectively adhered to the lower surfaces of the first heating sheets 13 in the second row, the fourth row and the sixth row, the other three temperature control probes 43 are respectively adhered to the lower surfaces of the second heating sheets 13 in the first row, the third row and the fifth row, and the six temperature control probes 43 are electrically connected with the control module 41 through probe connecting wires. The first hot-pressed non-woven lining cloth 11 and the second hot-pressed non-woven lining cloth 12 are mutually bonded through viscose glue, and the twelve heating sheets 13, the heating sheet connecting wires, the temperature controller connecting wires and the probe connecting wires are clamped. The twelve heating sheets 13 generate heat under the control of the control module 41, the six micro temperature controllers 42 detect the temperatures of the corresponding six heating sheets 13, the six temperature control probes detect the temperatures of the corresponding six heating sheets 13, and the control module 41 controls the twelve heating sheets 13 to stop heating when the temperatures of the heating sheets 13 are too high. The control module 41 is arranged in the control box 7, the control box 7 is led out and fixed at one corner of the blanket body, and then the control box is connected with the function switch module 5 and the power adapter 6 to form the electric blanket.

Claims

1. An electric blanket comprises a heating element (1), a flannelette layer (2), a base pad (3) and a temperature control device (4), wherein the heating element (1) is arranged between the flannelette layer (2) and the base pad (3); the method is characterized in that:

the temperature control device (4) comprises a control module (41), n micro temperature controllers (42) and n temperature control probes (43), wherein the n micro temperature controllers (42) are electrically connected with the control module (41) through temperature controller connecting wires, and the n temperature control probes (43) are electrically connected with the control module (41) through probe connecting wires;

the heating body (1) comprises a first hot-pressed non-woven lining cloth (11), a second hot-pressed non-woven lining cloth (12) and 2n heating sheets (13), the heating sheets (13) are carbon heating sheets, the first and second hot-pressed non-woven lining cloths (11, 12) are respectively and correspondingly provided with 2n hollowed-out hole sites (14), the size of the hollowed-out hole sites (14) is slightly smaller than that of the heating sheets (13), the 2n heating sheets (13) are positioned between the first hot-pressed non-woven lining cloth (11) and the second hot-pressed non-woven lining cloth (12) and correspond to the 2n hollowed-out hole sites on the first hot-pressed non-woven lining cloth (11) and the 2n hollowed-out hole sites on the second hot-pressed non-woven lining cloth (12), the 2n heating sheets (13) are electrically connected with a control module (41) through heating sheet connecting lines, the first hot-pressed non-woven lining cloth (11) and the second hot-pressed non-woven lining cloth (12) are mutually bonded through viscose glue, 2n heating sheets (13) and the connecting lines of the heating sheets are clamped; the n micro temperature controllers (42) are respectively adhered to the lower surfaces of the n heating sheets (13), and the n temperature control probes (43) are respectively adhered to the lower surfaces of the rest n heating sheets (13).

2. The electric blanket of claim 1, wherein: the shape of the hollow hole sites (14) and the shape of the heating sheets (13) are rectangular, 2n hollow hole sites (14) on the first and second hot-pressed non-woven lining cloths (11 and 12) are arranged in a mode of alternating between the transverse direction and the longitudinal direction to form two columns, and 2n heating sheets (13) are correspondingly arranged in a mode of alternating between the transverse direction and the longitudinal direction to form two columns; the n micro temperature controllers (42) and the n temperature control probes (43) are alternately arranged and adhered.

3. The electric blanket of claim 1, wherein: the base pad (3) is formed by compounding a needle-punched non-woven fabric (31) and a non-slip fabric (32) through a glue spraying process.

4. The electric blanket of claim 1, wherein: the temperature controller connecting wire and the probe connecting wire are clamped between the first hot-pressed non-woven lining cloth (11) and the second hot-pressed non-woven lining cloth (12).

5. The electric blanket of any one of claims 1 to 4, wherein: the electric blanket further comprises a functional switch module (5) and a power adapter (6), wherein the functional switch module (5) is electrically connected with the control module (41), and the control module (41) is electrically connected with the power adapter (6).