Heating assembly and equipment

Abstract

The utility model relates to a heating assembly and equipment, which comprises a support and an aluminum plate connected with the support, a heating working surface is formed at the lower end of the aluminum plate, a heating source is arranged between the support and the aluminum plate, heat is transferred to the aluminum plate to heat the working surface after the heating source is heated, and a temperature fuse in contact with the heating source is further arranged on the support. The support is provided with two groups of clamping grooves, the aluminum plate is provided with clamping arms corresponding to the clamping grooves, and the clamping arms are clamped into the clamping grooves to connect the aluminum plate with the support and reduce gaps after connection, so that heat loss is reduced. The heating assembly is integrally formed, gaps of the heating assembly are reduced, the heat loss path is prolonged, and the heat transfer efficiency is better. The support and the aluminum plate are connected through the clamping arms and the clamping grooves, so that the transmission path of the gap is reduced, and heat loss can also be reduced. And the carbon plate enables heat transfer to be faster and more uniform, and round holes formed in the aluminum plate enable heat transfer to be faster. The zigzag spring is arranged on the pressing plate, and the zigzag spring generates pressure on the pressing plate so that the heating source can make contact with the carbon plate more tightly.

Description

TECHNICAL FIELD

[0001] The utility model relates to heating assembly and equipment field especially relates to a kind of heating assembly and equipment. BACKGROUND

[0002] Hair straightener is also called electric clipper, and it has entered into family and become one of the necessary products for personal care. The working principle of hair straightener is that the heating body of hair straightener is heated by electric current, and the heat is transmitted to the heat plate to heat and soften hair, so as to achieve the effect of straightening hair. The heat plate of hair straightener directly contacts with hair, and its structure and stability directly determine the effect and efficiency of hair care. The existing heating assembly of hair straightener has a large number of connection gaps, and part of the capacity will be lost through the connection gaps, resulting in a large amount of heat loss. In addition, if the heating source does not have good contact with the aluminum plate, the heat transfer will be reduced, the temperature of the working surface of the heating assembly will be low, and the use will be affected.

[0003] Chinese patent CN206759751U provides a new ceramic heating assembly for hair straightener, which comprises A component and B component. The A component comprises NTC thermistor arranged on a detection circuit, heating body and FUSE fuse arranged on a heating circuit. The NTC thermistor, heating body and FUSE fuse are integrated on a ceramic substrate. The FUSE fuse comprises FUSE fuse body and FUSE thermal medium body. The B component comprises heating body integrated on a ceramic substrate. The heating body of the A component, FUSE fuse body and heating body of the B component are arranged in series on the heating circuit. The two ends of the FUSE thermal medium body are symmetrically overlapped on the FUSE fuse body, and are arranged in parallel with the heating body of the A component. The new ceramic heating assembly has stable heating power, fast heating speed, fast thermal compensation speed, fast thermal response speed, low energy consumption, accurate temperature control, safety and reliability, long service life, and is suitable for use in high temperature and high humidity environment. The ceramic heating is adopted, the cost of heating element is high, and the ceramic is easy to break and cause safety hazard.

[0004] The Chinese patent publication No. CN219577285U discloses a radial heat transfer heating system, which comprises a heating assembly including a microcrystalline glass plate, a porous vacuum silicon heat insulation cotton and a heat insulation plate. After the heating assembly works, heat is generated, and then the heat is controlled at a constant temperature of 0.014 W / (m·K) by the porous vacuum silicon heat insulation cotton, so that the working heat dissipation of the heating assembly is effectively regulated by the vacuum silicon heat insulation cotton to protect the surface of the microcrystalline glass, reduce the damage caused by excessive heat of the microcrystalline glass, and finally the constant heat generated by the surface of the microcrystalline glass and the radial heat conductivity of the microcrystalline glass can be used to straighten the hair. The heating system disclosed in the patent provides radial heat transfer, but there may be gaps between the heat source and the glass plate, which affects the heat transfer efficiency, and the gaps at the connection also cause heat loss. Practical new type content

[0005] The technical problem to be solved by the present utility model is that the existing heating assembly connection mode of the straightening iron has a large number of connection gaps, part of the capacity is lost through the connection gaps, resulting in more heat loss; meanwhile, if the heat source does not have good contact with the aluminum plate, the heat transfer will also be reduced, resulting in a lower temperature of the working surface of the heating assembly and affecting the use. In view of the above defects of the prior art, a heating assembly and equipment are provided.

[0006] In order to solve the above technical problems, the technical scheme adopted by the present utility model is:

[0007] A heating assembly is constructed, which comprises a support and an aluminum plate connected with the support, the lower end of the aluminum plate forms a heating working surface, a heat source is arranged between the support and the aluminum plate, the heat source transmits heat to the aluminum plate after heating to heat the working surface, a temperature fuse in contact with the heat source is further arranged on the support, two sets of clamping grooves are arranged on the support, clamping arms corresponding to the clamping grooves are arranged on the aluminum plate, the clamping arms are clamped into the clamping grooves to connect the aluminum plate with the support and reduce the gap after connection, so as to reduce heat loss.

[0008] Preferably, the clamping arm comprises an inner clamping column arranged on the aluminum plate, the two sets of inner clamping columns are oppositely arranged, a support clamping groove corresponding to the clamping column is arranged on the support, two sets of outer clamping grooves are further arranged on the clamping arm, the outer clamping grooves are oppositely arranged, a support clamping column corresponding to the outer clamping groove is arranged on the support, and an aluminum plate bevel is arranged at the connection between the inner clamping column and the outer clamping groove.

[0009] Preferably, the clamping arm is arranged in the middle of the upper end face of the aluminum plate, aluminum plate mounting surfaces are arranged on both sides of the bracket and contact the upper end face of the aluminum plate to reduce heat loss, a stepped cavity is formed in the middle of the aluminum plate mounting surface, the height of the stepped cavity is higher than that of the aluminum plate mounting surface, the clamping groove is arranged between the stepped cavity and the aluminum plate mounting surface, and the outer wall of the stepped cavity is in contact with the inner wall of the clamping arm.

[0010] Preferably, a first step and a second step are arranged in the stepped cavity, a carbon plate is arranged in the first step, and the heating source is arranged in the second step, and the carbon plate has a different area from the heating source.

[0011] Preferably, a pressing plate is further arranged in the first step, the pressing plate is arranged between the heating source and the bracket, a pressing plate limiting column is further arranged in the first step, and the pressing plate is limited by the pressing plate limiting column.

[0012] Preferably, an elastic assembly is further arranged between the bracket and the heating source, the elastic assembly provides a pressure on the heating source towards the aluminum plate, limiting blocks are arranged on both sides of the bracket, the aluminum plate is arranged between the limiting blocks, the limiting blocks limit the left and right movement of the aluminum plate, and clamping blocks are arranged on the side surfaces of the limiting blocks.

[0013] Preferably, the elastic assembly includes a first snake spring and / or a second snake spring, the first snake spring and the second snake spring are both provided with a horizontal pressing part and connecting ends arranged at both ends of the horizontal pressing part, the connecting ends are in contact with the clamping arm to provide elastic pressure on the first snake spring and / or the second snake spring.

[0014] The clamping blocks are provided with a foolproof structure.

[0015] Preferably, an inclined connecting part is arranged between the horizontal pressing part and the connecting end, and an arc-shaped pressing part is arranged in the middle of the horizontal connecting part of the second snake spring.

[0016] Preferably, a bracket clamping piece is further arranged between the aluminum plate and the bracket, the bracket clamping piece includes a clamping arm in contact with the connecting arm and a connecting arm connecting the clamping arm, the clamping arm is wrapped by the clamping arm and arranged in the clamping groove, and a limiting arm is arranged on the side surface of the connecting arm, the limiting arm is in contact with the bracket and blocks the heat transfer to the side surface of the bracket.

[0017] The components of the heating assembly are integrally formed after being connected

[0018] The bracket is made of silicon composite material, which can generate far infrared after being heated.

[0019] An apparatus containing the above heating assembly is constructed, which is a straightening iron or a curling iron, including a shell and a heating assembly arranged in the shell, a silica gel hole is arranged on the heating assembly, and silica gel is arranged on the silica gel hole to provide a buffer force for the heating assembly.

[0020] The utility model discloses the beneficial effect lies in: the heating assembly integral moulding reduces the slit of heating assembly to prolong the loss path of heat, and heat transfer efficiency is better. The support is connected with aluminium plate and adopts clamping arm and clamping groove, reduces the transmission path of slit, can also reduce the loss of heat. And set up carbon plate between aluminium plate and heat source makes heat transfer faster and more uniform, and the round hole set up on aluminium plate also makes heat transfer faster. Set up the snake spring on the pressing plate, and the snake spring produces pressure to the pressing plate and makes heat source and carbon plate contact more closely, the support card is set up on the side of support and aluminium plate simultaneously, avoids the melting of the side of support caused by the temperature of aluminium plate being too high, prolongs the service life of heating assembly, and the foolproof structure and buckle structure set up on the side of heating assembly also facilitate its installation and dismounting when being applied to hairdressing device, and use more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the utility model will be further described below in combination with the drawings and embodiments, the drawings in the following description are only partial embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor under the premise of these drawings:

[0022] Figure 1 It is the three-dimensional structure schematic diagram of the heating assembly of the preferred embodiment of the utility model;

[0023] Figure 2 It is the explosion structure schematic diagram of the heating assembly of the preferred embodiment of the utility model;

[0024] Figure 3 It is the structure schematic diagram from the heating surface of the preferred embodiment of the utility model;

[0025] Figure 4 It is the structure schematic diagram of the preferred embodiment of the utility model Figure 3 It is the structure schematic diagram of the preferred embodiment of the utility model

[0026] Figure 5 It is the structure schematic diagram of the preferred embodiment of the utility model

[0027] Figure 6 It is the structure schematic diagram of the preferred embodiment of the utility model

[0028] Figure 7 It is the structure schematic diagram of the preferred embodiment of the utility model

[0029] Figure 8 It is the structure schematic diagram of the preferred embodiment of the utility model

[0030] Figure 9 The shaft side structure diagram of the heating assembly (remove the support) of the preferable embodiment of the utility model;

[0031] Figure 10 The shaft side structure diagram of the first snake spring of the preferable embodiment of the utility model;

[0032] Figure 11 The shaft side structure diagram of the second snake spring of the preferable embodiment of the utility model. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical scheme and advantages of the utility model embodiment clearer, the following will combine the technical scheme in the utility model embodiment to make clear and complete description, obviously, the described embodiment is part of the utility model, not all embodiments. Based on the embodiment of the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0034] The preferable embodiment of the utility model is a kind of heating assembly;As shown in Figures 1-3 , it includes support 20 and aluminum plate 10 connected with support, aluminum plate is arranged at the lower end surface of support and exposed with lower end surface to make aluminum plate surface become working surface 100, heating source 50 is further arranged between support and aluminum plate, heating source transmits heat to aluminum plate working surface after heating, so that aluminum plate working surface is heated to carry out straightening and curling operation etc. Carbon plate 40 is arranged between aluminum plate and heating source, pressing sheet 60 is arranged between support and heating source, and temperature fuse 90 connected with heating source is arranged on support, when heating source temperature is abnormal, fuse is disconnected to make heating assembly stop working. Support side is further provided with connecting wire connected with heating source, heating source is powered through connecting wire, connecting wire is connected with support through wire protection silica gel 30. Aluminum plate and support are integrally formed, so as to improve heat conduction performance, reduce gap between support and aluminum plate, avoid heat loss through gap, and heat utilization rate is higher.

[0035] Specifically, as Figure 2 , Figure 5 and Figure 7As shown, the support 20 is provided with a limiting block 200 on both sides, the middle of the limiting block is connected through an aluminum plate mounting surface 205, the aluminum plate is connected with the main body of the support through the aluminum plate mounting surface 205, and the limiting block extends outward from the aluminum plate mounting surface 205. The aluminum plate is limited in the left and right directions on the support through the two groups of limiting blocks. The aluminum plate mounting surface is provided on both sides and is connected through a stepped chamber 1206 in the middle, and the stepped chamber is slightly higher than the aluminum plate mounting surface. A first step 2060 is arranged in the stepped chamber, the carbon plate is arranged in the chamber where the first step is located, a second step 2061 is further arranged in the first step, and the heat source and the pressing plate are arranged in the chamber where the second step is located. In order to facilitate the distinction, the areas of the carbon plate 40, the heat source 50 and the pressing plate 60 can be different. The carbon plate 40, the heat source and the pressing plate are distinguished, and a wire hole 204 is further arranged in the chamber where the second step 2061 is located. The wires connected with the pressing plate and the heat source are connected after being inserted through the wire hole, and the pressing plate limiting column 2062 is arranged on the periphery of the wire hole. The pressing plate 60 is limited through the pressing plate limiting column, and the pressing plate and the heat source are distinguished. A plurality of welding points can be arranged on the pressing plate. The welding points are correspondingly welded with the wires, or can be used as lead connection points. It should be noted that the height of the pressing plate limiting column 2062 can be the same as or slightly smaller than the thickness of the pressing plate, so that the heat source is placed more stably in the second step. The fuse through hole 203 is further arranged corresponding to the fuse in the second step. The contact detection of the temperature of the heat source can be realized by connecting the fuse with the pressing plate, so as to avoid that the high temperature of the heat source affects the use of the product.

[0036] Further, as shown in Figures 4-7 The aluminum plate mounting surface 205 and the stepped chamber 206 are provided with two groups of clamping grooves 207. The aluminum plate 10 includes a working surface 100 and two groups of clamping arms 102 arranged above the working surface, and a containing cavity 103 is formed between the clamping arms. The stepped chamber is arranged in the containing cavity. The clamping arms are connected with the support and reduce the gap after connection by corresponding to the clamping grooves. An outer clamping groove 1020 is arranged on the clamping arm, an inner clamping column 1022 is arranged above the outer clamping groove, the inner clamping column faces the direction of the other group of clamping arms, the outer clamping groove faces away from the direction of the other group of clamping arms, and an aluminum plate inclined surface 1021 is arranged between the inner clamping column and the outer clamping groove. A support clamping column 2070 is arranged in the clamping groove corresponding to the outer clamping groove, and a support clamping groove 2071 is arranged corresponding to the inner clamping column. Since the clamping arms are independently arranged on the back of the aluminum plate, the clamping arms have a certain deformation force to clamp the two groups of clamping arms into the clamping grooves and realize the clamping connection of the clamping column and the clamping groove, reduce the gap after connection, reduce the heat dissipation effect, and the connected aluminum plate is more stable. The clamping arms are arranged at the middle position of the upper end surface 104 of the aluminum plate, so that the inner wall of the clamping arm contacts with the stepped wall 208. The upper end surface of the aluminum plate is arranged on the aluminum plate mounting surface 205, further reducing the loss of heat, and a plurality of round holes 101 are arranged on the heating surface, so that the heat in the aluminum plate is transmitted out more quickly to act on the hair, and the heating effect is better.

[0037] Further, as shown in Figure 2 and Figures 9-11 , in order to make the pressing sheet 60 and the heat source more closely and stably contact with the aluminum plate, the back of the pressing sheet is connected with the support through a plurality of elastic pressing pieces 70, the elastic pressing piece includes two groups of first coil springs 700 and a group of second coil springs 701, the first coil spring 700 includes two groups of horizontal pressing parts 7000, one end of the two groups of horizontal pressing parts is connected through a fixed connection end 7001, the other end is respectively provided with a movable connection end 702, the first coil spring is arranged between the pressing sheet and the support, the horizontal pressing part also contacts with the pressing sheet, and the movable connection part and the fixed connection part are both in contact with the inner clamping column, so that the horizontal pressing part provides pressure to the pressing sheet, the heat source is more closely attached to the carbon plate, the gap between the heat source, the pressing sheet, the carbon plate and the aluminum plate is reduced, the heat conduction capacity is improved, and the fixed connection end and the movable connection end are connected with the horizontal pressing part through an inclined connection part 7003, so that the horizontal pressing part is better pressed to the pressing sheet. The difference between the second coil spring 701 and the first coil spring is that the middle part of the horizontal pressing part is replaced by an arc-shaped pressing part 7010, which is used to provide pressure to the temperature fuse to make the temperature fuse closely attached to the pressing sheet, so that the temperature fuse better detects the temperature of the heat source.

[0038] Further, as shown in Figure 2 , Figure 4 and Figures 8-9 , the support card 80 is also arranged between the aluminum plate 10 and the support 20 to prevent the support from melting and causing the heating body to fall off when the temperature of the heat source is too high. The support card includes two groups of buckling arms 800 and a connecting arm 802 connecting the buckling arms, the buckling arms are connected with the two groups of clamping arms of the aluminum plate and buckled to connect the support card with the aluminum plate, and a limiting wall 801 is further arranged in the middle of the connecting arm, the limiting wall is connected with the support to avoid heat transfer to the side of the support, facilitating temperature prevention after the heating assembly is integrally formed, and improving the safety of the product.

[0039] Further, as shown in Figure 2 and Figure 6 , in order to facilitate disassembly of the heating assembly, the support 20 is provided with support clamping blocks 201 on the left and right sides, one side of which is provided with a silica gel hole 202, and the wire protection silica gel 30 is arranged in the silica gel hole and protects the connecting wire. An arc-shaped blocking column 2010 is arranged above the side close to the silica gel hole, and a foolproof protruding part 2011 is arranged on the upper end of the support towards the side, and the other end of the support is provided as a strip-shaped block 2012, which distinguishes the support clamping blocks on the two sides, facilitates correct installation of the heating assembly, and the foolproof protruding part can also avoid reverse installation of the heating assembly, and facilitates disassembly and installation of the heating assembly. The support is made of silicon composite material, which can generate far infrared after heating.

[0040] The device is a straightener or a curler, which comprises a shell and a heating assembly arranged in the shell, a silica gel hole is arranged on the heating assembly, and silica gel is arranged on the silica gel hole to provide buffering force for the heating assembly.

[0041] It should be understood that the present application is described by some embodiments, and those skilled in the art can make various changes or equivalent replacements to the features and embodiments without departing from the spirit and scope of the present application. In addition, under the guidance of the present application, the features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the present application. Therefore, the present application is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope of protection of the present application.

Claims

1. A heating assembly comprising a bracket and an aluminum plate connected to the bracket, wherein the lower end of the aluminum plate forms a heating working surface, a heat source is disposed between the bracket and the aluminum plate, and the heat source transfers heat to the aluminum plate to heat the working surface, and the bracket is further provided with a thermal fuse in contact with the heat source, characterized in that: Two groups of clamping grooves are provided on the bracket, and clamping arms are provided on the aluminum plate corresponding to the clamping grooves. The clamping arms are clamped into the clamping grooves to connect the aluminum plate and the bracket and reduce the gap after the connection, thereby reducing heat loss.

2. The heating assembly according to claim 1, characterized in that: The clamping arm includes an inner clamping column arranged on an aluminum plate, and the two groups of inner clamping columns are arranged facing each other. The bracket is provided with a bracket slot corresponding to the clamping column. The clamping arm is also provided with two groups of outer slots, and the outer slots are arranged back to back. The bracket is provided with a bracket clamping column corresponding to the outer slot. An aluminum plate inclined surface is provided at the connection between the inner clamping column and the outer slot.

3. The heating assembly according to claim 1, wherein: The clamping arm is placed in the middle of the upper end surface of the aluminum plate, and aluminum plate mounting surfaces are provided on both sides of the bracket, and are in contact with the upper end surface of the aluminum plate to reduce heat loss. A step cavity is formed in the middle of the aluminum plate mounting surface, and the height of the step cavity is higher than the aluminum plate mounting surface. The clamping groove is placed between the step cavity and the aluminum plate mounting surface, and the outer wall of the step cavity is in contact with the inner wall of the clamping arm.

4. The heating assembly according to claim 3, characterized in that: The step chamber is provided with a first step and a second step, the first step is provided with a carbon plate, the heat source is placed on the second step, and the carbon plate and the heat source have different areas.

5. The heating assembly according to claim 4, characterized in that: A pressing sheet is further provided in the first step, and the pressing sheet is placed between the heat source and the bracket. A pressing sheet limiting column is also provided in the first step, and the pressing sheet is limited by the pressing sheet limiting column.

6. The heating assembly according to any one of claims 1 to 5, characterized in that: An elastic component is also provided between the bracket and the heat source, and the elastic component provides pressure to the heat source against the aluminum plate. Limit blocks are provided on the left and right sides of the bracket, and the aluminum plate is placed between the limit blocks. The limit blocks limit the left and right movement of the aluminum plate, and a card block is provided on the side of the limit block.

7. The heating assembly according to claim 6, characterized in that: The elastic component includes a first serpentine spring and / or a second serpentine spring, each of which is provided with a horizontal pressing portion and connecting ends provided at both ends of the horizontal pressing portion, wherein the connecting ends are in contact with the clamping arm to provide elastic pressure to the first serpentine spring and / or the second serpentine spring; The card block is provided with a fool-proof structure.

8. The heating assembly according to claim 7, characterized in that: An inclined connecting portion is provided between the horizontal pressing portion and the connecting end, and an arc-shaped pressing portion is provided in the middle of the horizontal connecting portion of the second serpentine spring.

9. The heating assembly according to claim 1, wherein: A bracket card is also provided between the aluminum plate and the bracket. The bracket card includes a clamping arm in contact with the connecting arm, and a connecting arm connecting the clamping arm. The clamping arm wraps the clamping arm and is placed in the clamping groove. A limiting arm is provided on the side of the connecting arm. The limiting arm contacts the bracket and blocks heat from being transferred to the side of the bracket. The components of the heating assembly are connected and then integrally formed; The bracket is made of a silicon composite material, which can generate far infrared after being heated.

10. A device comprising a heating assembly according to any one of claims 1 to 9, characterized in that: The device is a hair straightener and a hair curler, which includes a shell and a heating component arranged in the shell. The heating component is provided with a silicone hole, and the silicone hole is provided with silicone, and the silicone provides a buffering force for the heating component.

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