Aluminium comb for permanent waving

By designing a detachable shaping plate and an anti-hair loss structure, the problem of the non-replaceable comb teeth of existing perming combs has been solved, enabling flexible replacement and convenient disassembly of the comb teeth, thus improving the flexibility and versatility of use.

CN224483265UActive Publication Date: 2026-07-14WENZHOU LEIJIE ELECTRIC CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WENZHOU LEIJIE ELECTRIC CO LTD
Filing Date
2025-09-16
Publication Date
2026-07-14

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Abstract

The utility model relates to hairdressing articles technical field discloses a kind of aluminium combs for hair ironing, comprising: main body, the top of main body is fixedly installed with electric hot plate for heating, and the electric hot plate is equipped with detachable shaping plate, the top of shaping plate is fixed with several comb teeth, and the side wall of shaping plate is equipped with locking groove for locking;Anti-drop structure is set in the top of main body for limiting shaping plate, and anti-drop structure includes claw and support part, claw is fixedly installed with main body, support part is fixedly connected with claw, support part can resist main body top surface and push claw close to electric hot plate, the side wall of claw forms protrusion for being inserted into locking groove, by replacing the shaping plate with different shape comb teeth, by pushing claw away from shaping plate and extruding support part deformation, the protrusion of claw is withdrawn from locking groove, after shaping plate cooling, it can be replaced by pulling down, with better use flexibility, it can realize one machine multiuse, and functionality is expanded.
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Description

Technical Field

[0001] This utility model relates to the field of hair care products technology, and in particular to an aluminum comb for perming hair. Background Technology

[0002] In the beauty and hairdressing industry, the existing pointed-tail comb consists of a comb at the front and a pick at the end, which plays a role in sectioning and highlighting hair during perming and dyeing.

[0003] A search revealed a prior art hair curling comb (publication number: CN115568678A), comprising: an upper pressing arm, the upper pressing arm including a main board, a plurality of comb teeth evenly arranged along the length of the main board, and a pressing part connected to the end of the main board; and a gripping component, the front end of which is provided with comb tooth through holes for omitting gaps in the plurality of comb teeth, the middle part of which is hinged to the upper pressing arm, so that the comb teeth on the upper pressing arm can be inserted into or removed from the comb tooth through holes.

[0004] In existing technologies, comb teeth are mostly integrally molded and fixedly installed with the main body. The shape of the comb teeth will affect the shape of the hairstyle. Different hairstyles may require different combs, which requires the purchase of aluminum combs of various specifications, limiting the flexibility of use and also has drawbacks for production and manufacturing.

[0005] Therefore, we propose an aluminum comb for perming hair. Utility Model Content

[0006] The present invention mainly solves the technical problem of the inconvenience of replacing the comb teeth mentioned above, and provides an aluminum comb for perming hair.

[0007] To achieve the above objectives, this utility model adopts the following technical solution: an aluminum comb for perming hair, comprising:

[0008] The main body has a heating plate fixedly installed on its top for heating. The heating plate has a detachable shaping plate. The top of the shaping plate has several comb teeth fixedly installed. The side wall of the shaping plate has a locking groove.

[0009] An anti-detachment structure is set on the top of the main body to limit the shaping plate. The anti-detachment structure includes a claw and a support. The claw is fixedly installed with the main body, and the support is fixedly connected to the claw. The support can abut against the top surface of the main body and push the claw closer to the heating plate. The side wall of the claw forms a protrusion for engaging in the slot.

[0010] In a preferred embodiment of this utility model, the shaping plate is an aluminum plate formed by casting, and the bottom of the shaping plate is provided with a slot, into which the heating plate can be inserted.

[0011] In a preferred embodiment of this utility model, the comb teeth are integrally cast with the molding plate, and multiple comb teeth are arranged in rows with adjacent rows of comb teeth staggered.

[0012] In a preferred embodiment of this utility model, the support part and the claw are integrally formed, the protrusion is a semi-cylinder, and the slot is a rectangular groove.

[0013] In a preferred embodiment of this utility model, the claw is a rectangular body, the support part is an arc-shaped plate, the end of the support part is connected to one side of the claw, and the other end of the support part abuts against the top surface of the body.

[0014] In a preferred embodiment of this utility model, the anti-detachment structure further includes a push rod and a pressing block. The push rod is slidably disposed on the top of the main body, and the pressing block is fixedly connected to the push rod. The pressing block can push the claw to deform the claw away from the heating plate.

[0015] In a preferred embodiment of this utility model, the claw forms a rod with a U-shaped horizontal cross-section, a groove is provided at the top of the main body, and a slider is fixedly installed at the bottom of the claw, with the slider slidably disposed in the groove.

[0016] In a preferred embodiment of this utility model, the extrusion block is integrally formed with the push rod, and the extrusion block is disposed on the side wall of the push rod near the chuck. The extrusion block forms a block with a trapezoidal horizontal cross-section, and the inclined surface of the extrusion block faces the chuck.

[0017] This invention provides an aluminum comb for perming hair. It has the following beneficial effects:

[0018] 1. This aluminum comb for perming hair can be replaced by changing the shaping plate with different shaped comb teeth. By pushing the claw away from the shaping plate and squeezing the support part to deform, the protrusion of the claw is removed from the slot. After the shaping plate cools down, it can be removed and replaced. It has better flexibility of use, can realize multiple uses in one machine, and its functionality is expanded.

[0019] 2. This aluminum comb for perming hair features linear displacement of the claws, causing the claw sliders to slide within the grooves. The claws drive multiple extrusion blocks closer to their corresponding claws. The inclined surfaces of the extrusion blocks push the claws away from the shaping plate, causing them to deform. The claws also compress the support section, causing it to bend and store force. At this point, the main body is flipped so that the shaping plate falls downwards under gravity and can be removed. During installation, simply bringing the shaping plate close to the heating plate will automatically lock it in place, improving the ease of removing and replacing the shaping plate and making it more convenient to use. Attached Figure Description

[0020] Figure 1 This is one of the overall perspective views of this utility model;

[0021] Figure 2 This is the second overall perspective view of the present utility model;

[0022] Figure 3 This is a three-dimensional view of the shaping plate of this utility model;

[0023] Figure 4 A perspective view of the main body of this utility model with the heating plate and push rod installed;

[0024] Figure 5 This utility model Figure 4 Enlarged view of point A in the middle.

[0025] Legend: 10. Main body; 11. Heating plate; 12. Shaping plate; 13. Comb teeth; 14. Slot; 20. Claw; 21. Support part; 22. Push rod; 23. Extrusion block. Detailed Implementation

[0026] A type of aluminum comb for perming hair, such as Figure 1 and Figure 4 As shown, it includes:

[0027] The main body 10 has a heating plate 11 fixedly installed on its top. The heating plate 11 has a detachable shaping plate 12. The top of the shaping plate 12 is fixedly provided with several comb teeth 13. The side wall of the shaping plate 12 has a locking groove 14.

[0028] like Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, a detachment structure is set on the top of the main body 10 to limit the shaping plate 12. The anti-detachment structure includes a claw 20 and a support 21. The claw 20 is fixedly installed with the main body 10, and the support 21 is fixedly connected with the claw 20. The support 21 can abut against the top surface of the main body 10 and push the claw 20 closer to the heating plate 11. The side wall of the claw 20 forms a protrusion for engaging in the slot 14. The shaping plate 12 is a cast aluminum plate. The bottom of the shaping plate 12 is provided with a slot, and the heating plate 11 can be inserted into the slot. The comb teeth 13 are integrally cast with the shaping plate 12. Multiple comb teeth 13 are distributed in rows, and adjacent rows of comb teeth 13 are staggered. The support 21 is integrally formed with the claw 20. The protrusion is a semi-cylinder. The slot 14 is a rectangular slot. The claw 20 is a rectangular main body. The support 21 is an arc plate. The end of the support 21 is connected to one side of the claw 20, and the other end of the support 21 abuts against the top surface of the main body 10.

[0029] In this design, the shaping plate 12 is cast from aluminum. The comb teeth 13 can be set in various styles as needed, such as the conventional rectangular column shape. Different shapes will affect the styling effect on the hair and the upward view. Therefore, the shaping plate 12 with different shaped comb teeth 13 can be replaced. By pushing the claw 20 away from the shaping plate 12 and squeezing the support part 21 to deform, the protrusion of the claw 20 will be removed from the slot 14. After the shaping plate 12 cools down, it can be removed and replaced. This design has better flexibility and can achieve multiple uses in one machine, thus expanding its functionality.

[0030] like Figure 4 and Figure 5 As shown, the anti-detachment structure also includes a push rod 22 and a pressing block 23. The push rod 22 is slidably disposed on the top of the main body 10. The pressing block 23 is fixedly connected to the push rod 22. The pressing block 23 can push the claw 20 so that the claw 20 deforms in a direction away from the heating plate 11. The claw 20 forms a rod with a horizontal cross-section of U. A groove is provided on the top of the main body 10. A slider is fixedly installed on the bottom of the claw 20. The slider is slidably disposed in the groove. The pressing block 23 is integrally formed with the push rod 22. The pressing block 23 is disposed on the side wall of the push rod 22 near the claw 20. The pressing block 23 forms a block with a horizontal cross-section of trapezoid. The inclined surface of the pressing block 23 faces the claw 20.

[0031] In this solution, as a supplement to the above solution, the claws 20 and the support 21 can be made of spring steel. The claws 20 can be fixed to the top surface of the main body 10 by bolts. At least two claws 20 are provided on one side of the shaping plate 12. That is to say, the shaping plate 12 is locked and fixed by four claws 20. Therefore, when removing the shaping plate 12, the simultaneous activation of multiple claws 20 to deform and unlock is also a factor affecting the ease of replacement. By pushing the claws 20 to linear displacement, the slider of the claws 20 slides in the groove. The claws 20 drive multiple extrusion blocks 23 to approach the corresponding claws 20. The inclined surfaces of the extrusion blocks 23 push the claws 20 to deform away from the shaping plate 12. The claws 20 press the support 21 to bend and store force. At this time, the main body 10 is flipped so that the shaping plate 12 falls downwards by gravity and can be removed. During installation, the shaping plate 12 can be automatically locked by simply bringing it close to the heating plate 11, which improves the ease of disassembly and replacement of the shaping plate 12 and makes it more convenient to use.

[0032] The working principle of this utility model is as follows: By pushing the claw 20 to linear displacement, the slider of the claw 20 slides in the groove. The claw 20 drives multiple extrusion blocks 23 to approach the corresponding claw 20. The inclined surface of the extrusion block 23 pushes the claw 20 to deform away from the shaping plate 12. The claw 20 extrudes the support part 21 and bends to store force. At this time, the main body 10 is flipped so that the shaping plate 12 falls downward and can be removed by gravity. During installation, the shaping plate 12 is automatically locked by simply bringing it close to the heating plate 11. The shaping plate 12 is formed by casting aluminum. The comb teeth 13 can be set into various styles as needed, such as the conventional rectangular column shape. Different shapes will affect the styling effect of the hair and the upward view. Therefore, by replacing the shaping plate 12 with different shaped comb teeth 13, one machine can be used for multiple purposes. The heating plate 12 needs to be connected to the main body 10 to install a control switch. The control switch is connected to a wire that can be connected to a power source.

[0033] The heating plate 11 is a mica-framed heating plate, comprising:

[0034] Heating element: Uses nickel-chromium alloy resistance wire, rated power 80-120W, resistance value is determined based on voltage calculation.

[0035] Insulation layer: Double-sided mica sheet covering, 0.5-1.0mm thick, temperature resistant above 600℃.

[0036] Heat-conducting plate: Made of 6061 aluminum alloy plate, 2-3mm thick, with anodized surface treatment.

[0037] The temperature control system includes:

[0038] Temperature sensor: A type K thermocouple is used, installed at the center of the contact surface between the heating plate 11 and the molding plate 12.

[0039] Thermostat: Uses a mechanical thermostat (model KSD301), with a temperature adjustment range of 120-200℃ and a temperature control accuracy of ±5℃.

[0040] Overheat protection: A thermal fuse (rated temperature 250℃) is installed in series in the circuit;

[0041] The power interface uses a waterproof DC socket with a safe input voltage of 24V DC, and is connected via a 2.5mm² three-core cable.

[0042] The electrical connection sequence is as follows: power supply → thermal fuse → control switch → thermostat → heating plate 11. All electrical connection points are insulated with high-temperature resistant silicone sleeves.

[0043] The control switch is a two-position slide switch with a power indicator (LED). The switch has a rated current of 10A and a withstand voltage of 250V.

[0044] Thermal grease (thermal conductivity ≥3.0W / m·K) is applied to the contact surface between the heating plate 11 and the shaping plate 12 to ensure efficient heat conduction.

[0045] The shaped plate 12 is made of 6063 aluminum alloy by die casting and undergoes T5 heat treatment (solution treatment + artificial aging), with a hardness of HB≥60 and a thermal conductivity of ≥200W / m·K.

[0046] The surface of comb teeth 13 is subjected to hard anodizing treatment, with a film thickness of 20-30μm and a surface hardness of HV≥400, making it wear-resistant and corrosion-resistant.

[0047] The temperature control process is as follows:

[0048] (1) Set the desired operating temperature using the knob (180℃±5℃ recommended).

[0049] (2) When the power is turned on, the heating plate 11 begins to heat up.

[0050] (3) Thermocouples detect the temperature in real time and feed it back to the temperature controller.

[0051] (4) Once the set temperature is reached, the thermostat will automatically cut off the power.

[0052] (5) The thermostat automatically turns on the power to heat the device after the temperature drops by 5°C.

[0053] (6) Repeat this cycle to keep the temperature stable within the set range.

[0054] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. An aluminum comb for perming hair, characterized in that, include: The main body (10) has a heating plate (11) for heating fixedly installed on its top. The heating plate (11) has a detachable shaping plate (12). The top of the shaping plate (12) is fixedly provided with several comb teeth (13). The side wall of the shaping plate (12) is provided with a locking groove (14). An anti-detachment structure is provided on the top of the main body (10) to limit the shaping plate (12). The anti-detachment structure includes a claw (20) and a support (21). The claw (20) is fixedly installed with the main body (10), and the support (21) is fixedly connected with the claw (20). The support (21) can abut against the top surface of the main body (10) and push the claw (20) close to the heating plate (11). The side wall of the claw (20) forms a protrusion for engaging in the slot (14).

2. The aluminum comb for perming hair according to claim 1, characterized in that: The shaped plate (12) is an aluminum plate formed by casting. The bottom of the shaped plate (12) is provided with a slot, and the heating plate (11) can be inserted into the slot.

3. The aluminum comb for perming hair according to claim 1, characterized in that: The comb teeth (13) are integrally cast with the molding plate (12), and multiple comb teeth (13) are arranged in rows, with adjacent rows of comb teeth (13) staggered.

4. The aluminum comb for perming hair according to claim 1, characterized in that: The support (21) and the claw (20) are integrally formed, the protrusion is a semi-cylinder, and the slot (14) is a rectangular slot.

5. The aluminum comb for perming hair according to claim 1, characterized in that: The claw (20) is a rectangular body, the support part (21) is an arc plate, the end of the support part (21) is connected to one side of the claw (20), and the other end of the support part (21) abuts against the top surface of the body (10).

6. The aluminum comb for perming hair according to claim 1, characterized in that: The anti-detachment structure also includes a push rod (22) and a squeezing block (23). The push rod (22) is slidably disposed on the top of the main body (10). The squeezing block (23) is fixedly connected to the push rod (22). The squeezing block (23) can push the claw (20) so that the claw (20) deforms away from the heating plate (11).

7. The aluminum comb for perming hair according to claim 6, characterized in that: The claw (20) forms a rod with a U-shaped horizontal cross section. A groove is provided on the top of the main body (10), and a slider is fixedly installed on the bottom of the claw (20). The slider is slidably disposed in the groove.

8. The aluminum comb for perming hair according to claim 6, characterized in that: The extrusion block (23) is integrally formed with the push rod (22). The extrusion block (23) is located on the side wall of the push rod (22) near the claw (20). The extrusion block (23) forms a block with a trapezoidal horizontal cross section. The inclined surface of the extrusion block (23) faces the claw (20).

Citation Information

Patent Citations

  • CN115568678A