Hair combing device with replaceable head

Abstract

The utility model belongs to the technical field of hair combs, and particularly relates to a head-replaceable hair combing device which comprises a barrel, a hair combing piece, a first end cover and a second end cover. A cavity is formed in the cylinder body, and a handheld part and a clearance opening are arranged on the outer side of the cylinder body; the first end cover and the second end cover are arranged at the two ends of the barrel respectively, the first end cover can rotate relative to the barrel, and a plurality of connecting parts are arranged on the inner side of the first end cover; the at least two groups of hair care pieces are distributed in the cavity around the rotating axis of the first end cover; the hair care piece comprises a rotating shaft and a combing part arranged on one side of the rotating shaft, and one end of the rotating shaft is rotationally connected with the corresponding connecting part; a shifting part is further arranged on the rotating shaft, and a pushing part is arranged in the cylinder body; when the first end cover is rotated, the hair care pieces revolve around the rotating axis of the first end cover, when the shifting parts abut against the pushing parts, the corresponding rotating shafts rotate, and the combing parts rotationally extend out of the clearance openings. And the replacement of different tools on the handle in a dismounting manner in the prior art is replaced, and the operation is simple.

Description

Technical Field

[0001] The utility model belongs to the technical field of hair combing, and in particular relates to a hair combing device with replaceable heads. Background Art

[0002] A comb is used to comb hair, and different combs are used to comb hair. For example, in the field of pets, different combs are used to comb pet hair, such as combs with different densities of teeth, and combs with teeth that can comb out tangled hair. Therefore, different combs are needed for grooming hair.

[0003] The Chinese patent document with the publication number CN108135147B discloses a universal handle, a hair-grooming tool or a hair-collecting tool and a method of use. Specifically, a single universal handle is included. The handle is releasably connected to a plurality of hair-grooming or hair-collecting tools. The tool may include a hair-grooming tool, which includes, for example, any tool for contacting or processing the fur or hair of an animal or for an animal in any other way. For example, the hair-grooming tool may include various combs, brushes, razors, untanglers, etc. Different hair combs are connected to the handle to meet different needs.

[0004] However, in the technical solution of the above patent document, when replacing different combs, it is necessary to remove the previous one from the handle and then replace it with the one to be used, which is inconvenient to operate. Utility Model Content

[0005] The utility model aims to provide a hair combing device with replaceable heads, so as to solve the problem that the existing hair combing tools are inconvenient to operate when replacing different combing devices.

[0006] To achieve the above-mentioned purpose, the utility model provides a replaceable head hair comber, comprising a barrel, a hair grooming piece, a first end cap and a second end cap; a cavity is provided inside the barrel, and a hand-held portion and an air-avoiding opening are provided on the outer side of the barrel; the first end cap and the second end cap are respectively arranged at two ends of the barrel, the first end cap is rotatably arranged relative to the barrel, and a plurality of connecting portions are arranged on the inner side of the first end cap; at least two groups of hair grooming pieces are distributed in the cavity around the rotation axis of the first end cap; the hair grooming piece comprises a rotating shaft and a combing portion arranged on one side of the rotating shaft, and one end of the rotating shaft is rotatably connected to the corresponding connecting portion; a toggle portion is also provided on the rotating shaft, and a pushing portion is provided in the barrel or on the inner side of the second end cap; the first end cap is rotated, and each of the hair grooming pieces revolves around the rotation axis of the first end cap, and when the toggle portion abuts against the pushing portion, the corresponding rotating shaft rotates, and the combing portion is rotated out of the air-avoiding opening or the combing portion is rotated into the cavity.

[0007] Furthermore, the hair grooming pieces are in at least three groups and are arranged at equal angles, and the combing parts of at least two groups of the hair grooming pieces have different structures.

[0008] Furthermore, the number of the hair grooming components is four groups, and they are distributed at equal angles; the structures of the combing parts of the four groups of hair grooming components are all different.

[0009] Furthermore, the combing part includes comb teeth or hook teeth or a shaving blade.

[0010] Furthermore, the rotating shaft is also provided with a first limiting member and an elastic reset member, and the first end cover or the second end cover is provided with a second limiting member, and the second limiting member is used to limit the first limiting member; when the rotating shaft rotates, the second limiting member limits the maximum rotation angle of the rotating shaft, the toggle part disengages from the pushing part, and the elastic reset member pushes the rotating shaft to reset.

[0011] Furthermore, the first end cover and the second end cover are rotatably connected at the two ends of the cylinder; the pushing portion is arranged on the inner wall of the cylinder; the inner end surface of the second end cover is provided with a support sleeve, and the rotating shaft extends into the corresponding support sleeve; the second limiting member includes a protrusion arranged on the inner side wall of the support sleeve, the first limiting member includes a groove arranged on the end of the rotating shaft, the groove forms two limiting end surfaces, and the second limiting member is located between the two limiting end surfaces.

[0012] Furthermore, a slot is provided at the other end of the rotating shaft, and the elastic return member includes a torsion spring sleeved on the rotating shaft, one end of the torsion spring is inserted into the slot, and the other end is connected to the first end cover.

[0013] Further, the toggle part includes a gear arranged on the rotating shaft, and the pushing part includes a plurality of internal teeth arranged on the inner wall of the cylinder body, and the plurality of internal teeth are arranged close to the escape opening; or the toggle part includes a cam arranged on the rotating shaft, and the pushing part includes a protrusion arranged on the inner wall of the cylinder body.

[0014] Further, the first end cover includes a first support plate and a first cover plate, the first support plate is rotatably supported at one end of the cavity, and the first cover plate is rotatably connected to the end of the cylinder; a first connecting member is provided between the first cover plate and the first support plate; the connecting portion is provided on the inner side of the first cover plate, and the rotating shaft rotatably passes through the first support plate and is connected to the connecting portion.

[0015] Furthermore, the second end cover includes a second support plate and a second cover plate, the second support plate is rotatably supported at the other end of the cavity, and the second cover plate is rotatably connected to the end of the cylinder; a second connecting member is provided between the second cover plate and the second support plate; the rotating shaft rotatably passes through the second support plate and is connected to the support sleeve; and a connecting shaft is also provided between the first support plate and the second support plate.

[0016] Furthermore, the second end cover is fixed to one end of the cylinder, and a support ring is provided on the inner side of the second end cover, and the end of the rotating shaft is supported in the support ring; the pushing part is provided on the inner side of the second end cover.

[0017] Furthermore, a return spring is provided at one end of the rotating shaft, and a positioning groove is provided on the side of the support ring closer to the air avoidance opening, the positioning groove has a limiting end, and a limiting portion is provided at the end of the rotating shaft, and the limiting portion is used to abut against the limiting end for limiting; when the rotating shaft rotates into the positioning groove, the return spring drives the rotating shaft to rotate.

[0018] Furthermore, the first end cover is provided with a locking piece, and the cylinder body is provided with a clamping piece that cooperates with the locking piece.

[0019] Furthermore, the cylinder body is also slidably provided with a side cover for covering the air-avoiding opening.

[0020] The above one or more technical solutions in the replaceable head hair combing device provided by the embodiment of the utility model have at least the following technical effects:

[0021] The utility model has a replaceable head hair comber, in which multiple groups of hair grooming parts are arranged in a barrel, and the hair grooming parts include a rotating shaft and a combing part arranged on one side of the rotating shaft, one end of the rotating shaft is rotatably connected to the corresponding connecting part; a toggle part is also provided on the rotating shaft, and a pushing part is provided inside the barrel or on the inner side of the second end cover; the first end cover is rotated so that each hair grooming part revolves around the rotation axis of the first end cover, and when the toggle part abuts against the pushing part, the corresponding rotating shaft rotates, and the combing part rotates and extends out from the air avoidance, so that it can be used to groom hair. Due to the rotation of the first end cover, different hair grooming parts can be switched. Therefore, it replaces the existing technology of replacing different tools on the handle by disassembly, and the operation is simple and convenient, and there is no need to store the disassembled and replaced tools. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0023] Figure 1 Structural diagram of the detachable-head hair comb provided by the embodiment of the present utility model.

[0024] Figure 2 Cross-sectional view of the detachable-head hair comb provided by the embodiment of the present utility model.

[0025] Figure 3 Structural diagram of the detachable-head hair comb provided by the embodiment of the present utility model with a side cover.

[0026] Figure 4 Structural diagram inside the first end cap of the detachable-head hair comb provided by the embodiment of the present utility model.

[0027] Figure 5 Structural diagram inside the second end cap of the detachable-head hair comb provided by the embodiment of the present utility model.

[0028] Figure 6 Structural diagram of the first end cap of the detachable-head hair comb provided by the embodiment of the present utility model.

[0029] Figure 7 Structural diagram of the second end cap of the detachable-head hair comb provided by the embodiment of the present utility model.

[0030] Figure 8 Cross-sectional view of another embodiment of the detachable-head hair comb provided by the embodiment of the present utility model.

[0031] Figure 9 Front view of the second end cap of another embodiment of the detachable-head hair comb provided by the embodiment of the present utility model.

[0032] Figure 10 Front view of the second end cap of the detachable-head hair comb provided by the embodiment of the present utility model with an elastic positioning member. Detailed implementation manners

[0033] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals denote the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below by referring to the accompanying drawings are exemplary and are intended to explain the embodiments of the present utility model, and should not be construed as a limitation to the present utility model.

[0034] In the description of the embodiments of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation on the present utility model.

[0035] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present utility model, the meaning of "a plurality of" is two or more unless otherwise specifically defined.

[0036] In the embodiments of the present utility model, unless otherwise clearly specified and defined, the terms "mounted", "connected", "connected to", "fixed", etc. shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0037] In an embodiment of the replaceable head hair comb of the present utility model, please refer to Figures 1 to 5The replaceable head hair comber can switch different hair grooming devices to groom hair, and the operation is simple and convenient. Specifically, the replaceable head hair comber includes a barrel 100, a hair grooming piece 200, a first end cap 300 and a second end cap 400. A cavity 101 is provided inside the barrel 100, and a hand-held portion 110 and an air avoidance port 102 are provided on the outer side of the barrel 100. The first end cap 300 and the second end cap 400 are respectively arranged at two ends of the barrel 100, and the first end cap 300 is rotatably arranged relative to the barrel 100. A plurality of connecting portions 301 are provided on the inner side of the first end cap 300. At least two groups of hair grooming pieces 200 are distributed in the cavity 101 around the rotation axis of the first end cap 300. The hair grooming piece 200 includes a rotating shaft 210 and a combing portion 220 arranged on one side of the rotating shaft 210, and one end of the rotating shaft 210 is rotatably connected to the corresponding connecting portion 301. The rotating shaft 210 is also provided with a toggle portion 211, and a push portion 500 is provided inside the barrel 110 or inside the second end cap 400. When the first end cap 300 is rotated, each hair grooming member 200 revolves around the rotation axis of the first end cap 300, and when the toggle portion 211 on the rotating shaft 210 abuts against the push portion 500, and under the reaction force of the push portion 500, the corresponding rotating shaft 210 rotates, and the combing portion 220 rotates and extends out from the air escape 102. When switching different hair grooming members 200, only the first end cap 300 needs to be rotated to switch different hair grooming members 200. Therefore, it replaces the existing technology of replacing different tools on the handle by disassembly, and the operation is simple and convenient, and there is no need to store the disassembled and replaced tools.

[0038] Preferably, the hair grooming components 200 are in at least three groups and are arranged at equal angles, and the combing parts 220 of at least two groups of hair grooming components 200 have different structures.

[0039] More preferably, the number of hair grooming parts 200 is four groups, and they are distributed at equal angles; the structures of the combing parts 220 of the four groups of hair grooming parts 200 are all different. For example, the combing parts 220 of the four groups can be comb teeth, hook teeth, shaving knives, and scrapers, etc.; the specific structure of the combing parts 220 can be set according to different needs, which will not be described in this embodiment.

[0040] For further information, please refer to Figure 2 and Figure 4The rotating shaft 210 is also provided with a first stopper 212 and an elastic reset member 230, and the first end cover 300 or the second end cover 400 is provided with a second stopper 600, and the second stopper 600 is used to limit the first stopper 212. Specifically, when the rotating shaft 210 rotates, the second stopper 600 limits the maximum rotation angle of the rotating shaft 210, so as to prevent the combing part 220 from being recovered into the cavity 101 due to an excessively large angle when the combing part 220 flips out of the escape opening 102. In addition, when the toggle part 211 is separated from the pushing part 500, the elastic reset member 230 pushes the rotating shaft 210 to rotate and reset, so that the combing part 220 rotates back into the cavity 101.

[0041] For further information, please refer to Figure 2 , Figures 4 to 7 , the first end cover 300 and the second end cover 400 are rotatably connected at both ends of the cylinder 100. In addition, the pushing portion 500 is disposed on the inner wall of the cylinder 100. A support sleeve 401 is disposed on the inner end surface of the second end cover 400, and the rotating shaft 210 extends into the corresponding support sleeve 401, so that the rotating shaft 210 is supported between the first end cover 300 and the second end cover 400. The second limiting member 600 is wrapped around a protrusion disposed on the inner side wall of the support sleeve 401, and the first limiting member 212 includes a groove disposed at the end of the rotating shaft 210, and the groove forms two limiting end surfaces, and the second limiting member 600 is located between the two limiting end surfaces. Specifically, the second limiting member 600 limits the two end surfaces of the groove, thereby limiting the rotation range of the rotating shaft 210.

[0042] For further information, please refer to Figure 4 , a slot 213 is provided at the other end of the rotating shaft 210, and the elastic reset member 230 includes a torsion spring sleeved on the rotating shaft 210, one end of the torsion spring is inserted into the slot 213, and the other end is engaged with the first end cover 300. Specifically, when the first end cover 300 is rotated, when the pushing portion 500 abuts against the toggle portion 211, the rotating shaft 210 rotates, and the torsion spring is subjected to force and stored energy. When the toggle portion 211 is separated from the pushing portion 500, the torsion spring releases potential energy, so that the rotating shaft 210 is reset and rotated, so that the corresponding combing portion 220 can be received into the cavity 101.

[0043] For further information, please refer to Figure 4 The toggle part 211 includes a gear disposed on the rotating shaft 210, and the pushing part 500 includes a plurality of internal teeth disposed on the inner wall of the cylinder 100, and the plurality of internal teeth are disposed near the escape opening 102. When the rotating shaft 210 revolves to the escape opening 102, the gear meshes with the internal teeth, thereby pushing the rotating shaft 210 to rotate.

[0044] Another embodiment of the cooperation between the toggle portion 211 and the pushing portion 500 , specifically, the toggle portion 211 may be a cam disposed on the rotating shaft 210 , and the pushing portion 500 includes a protrusion disposed on the inner wall of the barrel 100 .

[0045] Further, to achieve a stable rotational connection between the rotating shaft 210 and the first end cap 300, in this embodiment, please refer to Figure 2 and Figure 4 , the first end cap 300 includes a first support plate 310 and a first cover plate 320. The first support plate 310 is rotatably supported at one end of the cavity 101, and the first cover plate 320 is rotatably connected to the end of the cylinder 100. A first connecting member 330 is provided between the first cover plate 320 and the first support plate 310, so that the first cover plate 320 and the first support plate 310 form an integral structure. The connecting portion 301 is provided on the inner side of the first cover plate 320, and the rotating shaft 210 rotatably passes through the first support plate 310 and is connected to the connecting portion 301. Therefore, the first support plate 310 supports the rotating shaft 210, and when the first end cap 300 rotates, the rotating shaft 210 can be supported and pushed by the first support plate 310 to rotate, thereby increasing the stability of the rotation of the rotating shaft 210.

[0046] Furthermore, please refer to Figure 2 and Figure 5 , the second end cap 400 includes a second support plate 410 and a second cover plate 420. The second support plate 410 is rotatably supported at the other end of the cavity 101, and the second cover plate 420 is rotatably connected to the end of the cylinder 100. A second connecting member 430 is provided between the second cover plate 420 and the second support plate 410. The rotating shaft 210 rotatably passes through the second support plate 410 and is connected to the support sleeve 401; a connecting shaft 440 is further provided between the first support plate 310 and the second support plate 410; the stability of the revolution and rotation of the rotating shaft 210 is increased.

[0047] Even further, please refer to Figure 5 and Figure 10 , in order to facilitate positioning after the combing part 220 is rotated out of the cylinder 100, or to let the user know that the combing part 220 has rotated out to a reasonable position, an elastic positioning member 800 is provided on the first support plate 310 or the second support plate 410, and on the inner side of the cylinder 100, there are positioning grooves 103 with the same number and angular distribution as the hair grooming members 200. Through the cooperation of the elastic positioning member 800 and the positioning grooves 103, the effect of positioning the hair combing member 200 is achieved. More preferably, the elastic positioning member 800 is provided on the second support plate 410. Specifically, an installation groove 411 is provided on the second support plate 410, and the elastic positioning member 800 is provided in the installation groove 411. More specifically, the elastic positioning member 800 includes a compression spring 801 and a positioning block 802. The compression spring 801 and the positioning block 802 are provided in the installation groove 411. The compression spring 801 pushes the positioning block 802 to extend out of the installation groove 411 and can be snapped into the corresponding positioning groove 103 for positioning.

[0048] Another embodiment of the replaceable head hair combing device; specifically, please refer toFigure 8 , the second end cover 400 is fixed to one end of the barrel 100, and a support ring 402 is further provided on the inner side of the second end cover 400, and the end of the rotating shaft 210 is supported in the support ring 402; the pushing part 500 is provided on the inner side of the second end cover 400. Among them, the pushing part 500 can be a cam or a plurality of external teeth provided on the inner side of the second end cover 400. In this embodiment, by rotating the first end cover 300, the rotating shaft 210 rotates with the first end cover 300, and the rotating shaft 210 slides in the support ring 402, and when the toggle part 211 abuts against the pushing part 500, the rotating shaft 210 is pushed to rotate, so that the combing part 220 is turned out from the escape opening 102.

[0049] Further, another embodiment of rotating the shaft 210 to rotate and push out the combing part 220 is shown in FIG. Figure 8 and Figure 9 A return spring 700 is also provided at one end of the rotating shaft 210, and a positioning groove 403 is also provided on the side of the supporting ring 402 closer to the air-avoiding opening 102. The positioning groove 403 has a limiting end 404, and a limiting portion 214 is provided at the end of the rotating shaft 210. The limiting portion 214 is used to abut against the limiting end 404 for limiting. Specifically, when the rotating shaft 210 rotates into the positioning groove 403, the rotating shaft 210 is driven to rotate by the return spring 700, and the limiting portion 214 is limited at the limiting end of the positioning groove 403, so as to realize the positioning of the rotating shaft 210, so that the combing portion 220 can be turned out from the air-avoiding opening 102, and the combing portion 220 is limited. More specifically, the intersection of the positioning groove 403 and the support ring 402 forms a pushing portion 500 . When the first end cover 300 is rotated, the pushing portion 500 pushes the shaft 210 to rotate and overcomes the elastic force of the return spring, so that the shaft 210 can rotate into the support ring 402 .

[0050] Further, refer to Figure 4 and Figure 6 The first end cover 300 is provided with a locking member 302, and the cylinder 100 is provided with a clamping member 120 that cooperates with the locking member 302. Specifically, the locking member 302 can be a slot, a clamping tooth, etc. respectively on the inner side of the first end cover 300; and the clamping member 120 can be an elastic pin or a sliding clamping member.

[0051] Further, refer to Figure 3 The cylinder 100 is also slidably provided with a side cover 130 for covering the air-avoiding opening 102. When not in use, the air-avoiding opening 102 can be sealed with the side cover 130 to prevent debris from entering.

[0052] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A replaceable head hair comb, characterized in that, The hair grooming tool comprises a barrel, a hair grooming piece, a first end cap and a second end cap; a cavity is arranged inside the barrel, and a hand-holding part and an air-avoiding opening are arranged outside the barrel; the first end cap and the second end cap are arranged at two ends of the barrel respectively, the first end cap is rotatably arranged relative to the barrel, and a plurality of connecting parts are arranged inside the first end cap; at least two groups of hair grooming pieces are distributed in the cavity around the rotation axis of the first end cap; the hair grooming piece comprises a rotating shaft and a combing part arranged on one side of the rotating shaft, and one end of the rotating shaft is rotatably connected with the corresponding connecting part; a toggle part is also arranged on the rotating shaft, and a pushing part is arranged inside the barrel or inside the second end cap; the first end cap is rotated, and each of the hair grooming pieces revolves around the rotation axis of the first end cap, and when the toggle part abuts against the pushing part, the corresponding rotating shaft rotates, and the combing part is rotated out of the air-avoiding opening or the combing part is rotated into the cavity.

2. The replaceable-head hair combing device according to claim 1, wherein: The hair grooming pieces are in at least three groups and are arranged at equal angles, and the combing parts of at least two groups of the hair grooming pieces have different structures.

3. The replaceable head hair combing device according to claim 1, characterized in that: The hair grooming pieces are in four groups and are distributed at equal angles; the structures of the combing parts of the four groups of hair grooming pieces are all different.

4. The replaceable head hair combing device according to claim 3, characterized in that: The combing part includes comb teeth or hook teeth or a shaving blade.

5. The replaceable head hair combing device according to claim 1, wherein: The rotating shaft is also provided with a first limiting member and an elastic reset member, and the first end cover or the second end cover is provided with a second limiting member, and the second limiting member is used to limit the first limiting member; when the rotating shaft rotates, the second limiting member limits the maximum rotation angle of the rotating shaft, the toggle part is separated from the pushing part, and the elastic reset member pushes the rotating shaft to reset.

6. The detachable head hair combing device according to claim 5, wherein: The first end cover and the second end cover are rotatably connected to the two ends of the cylinder; the pushing portion is arranged on the inner wall of the cylinder; the inner end surface of the second end cover is provided with a support sleeve, and the rotating shaft extends into the corresponding support sleeve; the second limiting member includes a protrusion arranged on the inner side wall of the support sleeve, the first limiting member includes a groove arranged on the end of the rotating shaft, the groove forms two limiting end surfaces, and the second limiting member is located between the two limiting end surfaces.

7. The replaceable-head hair combing device according to claim 6, wherein: A slot is provided at the other end of the rotating shaft, and the elastic return member comprises a torsion spring sleeved on the rotating shaft, one end of the torsion spring is inserted into the slot, and the other end is connected to the first end cover.

8. The replaceable head hair combing device according to any one of claims 5 to 7, characterized in that: The toggle part includes a gear arranged on the rotating shaft, and the pushing part includes a plurality of internal teeth arranged on the inner wall of the cylinder body, and the plurality of internal teeth are arranged close to the escape opening; or the toggle part includes a cam arranged on the rotating shaft, and the pushing part includes a protrusion arranged on the inner wall of the cylinder body.

9. The replaceable head hair combing device according to claim 6 or 7, characterized in that: The first end cover includes a first support plate and a first cover plate, the first support plate is rotatably supported at one end of the cavity, and the first cover plate is rotatably connected to the end of the cylinder; a first connecting member is provided between the first cover plate and the first support plate; the connecting portion is provided on the inner side of the first cover plate, and the rotating shaft rotatably passes through the first support plate and is connected to the connecting portion.

10. The replaceable head hair combing device according to claim 9, characterized in that: The second end cover includes a second support plate and a second cover plate. The second support plate is rotatably supported at the other end of the cavity, and the second cover plate is rotatably connected to the end of the cylinder body. A second connecting member is provided between the second cover plate and the second support plate. The rotating shaft rotatably passes through the second support plate and is connected to the support sleeve. A connecting shaft is further provided between the first support plate and the second support plate.

11. The replaceable-head hair combing device according to claim 1, wherein: The second end cover is fixed to one end of the cylinder body, and a support ring is further provided inside the second end cover. The end of the rotating shaft is supported inside the support ring. The pushing portion is provided inside the second end cover.

12. The replaceable head hair combing device according to claim 11, characterized in that: A return spring is further provided at one end of the rotating shaft. A positioning groove is further provided on the side of the support ring closer to the clearance opening. The positioning groove has a limiting end, and a limiting portion is provided at the end of the rotating shaft. The limiting portion is used to abut against the limiting end for limiting. When the rotating shaft rotates into the positioning groove, the return spring drives the rotating shaft to rotate.

13. The replaceable-head hair combing device according to claim 1, wherein: The first end cover is provided with a locking member, and the cylinder body is provided with a clamping member that cooperates with the locking member.

14. The replaceable head hair combing device according to claim 1, characterized in that: A side cover is further slidably provided on the cylinder body for covering the clearance opening.

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