Lock catch structure and hair curling accessory

Abstract

The utility model discloses a lock catch structure and a hair curling accessory. The lock catch structure comprises a first seat body, an electric connection assembly and a second seat body, and the first seat body is suitable for the air outlet assembly to be installed on; the electric connection assembly is connected in the first seat body; the second seat body is rotationally arranged on the inner side of the electric connection assembly in a sleeving manner, and a first locking part and a second locking part are arranged on the second seat body; the second seat body rotates along a first direction, so that the first locking part is locked and matched with the first matching part of the electric connection assembly; and when the second seat body rotates along the second direction, the second locking part is suitable for being locked and matched with a second matching part on the equipment main body, the first direction is opposite to the second direction, and the locking amount of the first locking part and the first matching part is greater than that of the second locking part and the second matching part. According to the hair curling accessory, the lock catch structure is more convenient to assemble and disassemble with the hair dryer, meanwhile, the stability of the electric connection assembly can be ensured, and the whole hair curling accessory is more convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of hairdressing tools, and particularly relates to a lock catch structure and a curling accessory. BACKGROUND

[0002] A curling accessory such as a curling iron can be used to curl hair, and by mounting the curling accessory on a hair dryer, hot air flow blown by the hair dryer can be used to heat and style the hair. However, when an electrical connecting component is provided on the curling iron, after the curling accessory is mounted on the hair dryer, the electrical connecting component will be electrically connected to the power supply structure on the hair dryer, so that the hair dryer can provide power for the curling iron to work. Moreover, in order to ensure reliable electrical connection, the curling accessory as a whole cannot rotate relative to the hair dryer after being mounted on the hair dryer, so the conventional method of rotating and dismounting the curling accessory as a whole is no longer applicable to this kind of curling accessory. SUMMARY

[0003] In order to solve the above technical problems, the main purpose of the utility model is to provide a lock catch structure and a curling accessory, which aims to solve the problem of dismounting the curling accessory with an electrical connecting structure from the hair dryer.

[0004] In order to achieve the above purpose, the utility model provides a lock catch structure, which comprises:

[0005] A first seat body adapted to mount an air outlet assembly thereon;

[0006] An electrical connecting assembly arranged in a ring shape and connected to the first seat body, wherein the electrical connecting assembly is provided with a first matching part;

[0007] A second seat body rotatably arranged on the inner side of the electrical connecting assembly, wherein the second seat body is provided with a first locking part and a second locking part;

[0008] The second seat body is rotated in a first direction, so that the first locking part is locked and matched with the first matching part to connect the second seat body and the electrical connecting assembly. When the second seat body is rotated in a second direction, the second locking part is adapted to be locked and matched with a second matching part on the main body of the device, wherein the first direction and the second direction are opposite, and the locking amount of the first locking part and the first matching part is greater than the locking amount of the second locking part and the second matching part.

[0009] Optionally, the electrical connection assembly comprises a connecting ring and a plurality of plug pins arranged on an end surface of the connecting ring, the first end of the second seat body is sleeved in the connecting ring, the second end of the second seat body is arranged outside the connecting ring, the first locking part is arranged on the first end of the second seat body, the second locking part is arranged on the second end of the second seat body, and the plurality of plug pins are arranged around the outer periphery of the second seat body and can be extended from the first seat body.

[0010] Optionally, the lock structure further comprises a floating adjusting member, a plurality of through holes are arranged on the floating adjusting member, and the plurality of plug pins are arranged in the plurality of through holes one by one.

[0011] The floating adjusting member is sleeved around the outer periphery of the second seat body and can move relative to the second seat body, the floating adjusting member has a first working state of being close to the connecting ring so that the second locking part and the plurality of plug pins are exposed, and a second working state of being away from the connecting ring so that the floating adjusting member can shield the second locking part and the plurality of plug pins.

[0012] Optionally, the floating adjusting member comprises an adjusting ring and a plurality of elastic members connecting the adjusting ring and the connecting ring, the adjusting ring is sleeved outside the second end of the second seat body, and the plurality of elastic members are arranged around the outer periphery of the second seat body and extend along the axial direction of the adjusting ring.

[0013] Optionally, one end of the adjusting ring away from the connecting ring is provided with a limiting part, the limiting part is suitable for limiting cooperation with a third cooperation part on the equipment body to limit the rotation of the adjusting ring along the circumferential direction.

[0014] Optionally, the lock structure further comprises a driving component connected with the second seat body, the driving component is used for driving the second seat body to rotate, so that the second locking part on the second seat body can be suitable for cooperating with or separating from the second cooperation part on the equipment body.

[0015] Optionally, the driving component comprises a pull button and an elastic reset member connecting the pull button and the first seat body, at least part of the pull button is exposed outside the first seat body and has an activity stroke along the circumferential direction of the second seat body under the action of external force, and the pull button rotates to drive the second seat body to rotate together.

[0016] Optionally, the pull button is detachably connected with the second seat body.

[0017] Optionally, the first locking part comprises a first notch groove arranged at the first end of the second seat body, the second locking part comprises a second notch groove arranged at the second end of the second seat body, and the first matching part comprises a clamping boss arranged at the inner side of the connecting ring.

[0018] The utility model discloses still provide a curl accessory, including above-mentioned lock catch structure.

[0019] The utility model discloses provide technical scheme, have the following beneficial effect:

[0020] The lock catch structure provided by the utility model, comprising a first seat body, an electrical connection assembly and a second seat body, the first seat body is suitable for mounting the air outlet assembly thereon, and the airflow can pass through the second seat body, the electrical connection assembly and the first seat body, and then be blown out from the air outlet assembly to form a curling airflow; the electrical connection assembly is arranged in the first seat body, and the electrical connection assembly can be used for electrically connecting the heating component in the curl accessory and the power supply component in the hair dryer, or can be used for electrically connecting a temperature sensor or a temperature controller, so that the electrical component in the curl accessory can work better; the second seat body is used for connecting the lock catch structure and the hair dryer, so that the lock catch structure can be easily disassembled from the hair dryer; and the second seat body is arranged to be rotatable relative to the electrical connection assembly, so that the disassembly of the lock catch structure can be realized through the rotation of the second seat body, while the electrical connection assembly cannot be rotated, and the reliability of the electrical connection structure and the butt joint structure on the hair dryer is ensured; and the first locking part and the second locking part are arranged on the second seat body, the second seat body can be connected with the electrical connection assembly through the first locking part, and the entire lock catch structure can be connected with the hair dryer through the second locking part, so that the assembly of the entire lock catch structure is more convenient, and the assembly of the lock catch structure and the hair dryer is also more convenient; and the rotation direction of the assembly of the second seat body and the electrical connection assembly is opposite to the rotation direction of the connection of the second seat body and the hair dryer, so that when the lock catch structure is disassembled from the hair dryer, the second seat body and the electrical connection structure are rotated in the direction of locking, and the stability of the entire lock catch structure can be ensured; and since the locking amount of the first locking part and the first matching part is greater than the locking amount of the second locking part and the second matching part, the second seat body cannot be separated from the electrical connection assembly when the lock catch structure is mounted on the hair dryer. The assembly of the entire lock catch structure is more convenient, and the lock catch structure can be easily disassembled from the hair dryer, while the stability of the electrical connection assembly can be ensured, so that the use of the entire curl accessory is also more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings described below are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0022] Figure 1 An embodiment structure diagram of the lock catch structure (the floating adjusting member is in the first working state) provided by the present application is shown in the figure.

[0023] Figure 2 An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. Figure 1 An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure.

[0024] An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. Figure 3 An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. Figure 1 An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure.

[0025] An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. Figure 4 An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. Figure 2 An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure.

[0026] An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. Figure 5 An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. Figure 2 An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure.

[0027] An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure. An embodiment structure diagram of the lock catch structure (the first seat body is not included) provided by the present application is shown in the figure.

[0028] 100 - lock catch structure; 1 - first seat body; 2 - electrical connection assembly; 21 - connecting ring; 22 - plug-in pin; 23 - first matching part; 231 - clamping boss; 3 - second seat body; 31 - first locking part; 311 - first gap slot; 32 - second locking part; 321 - second gap slot; 4 - floating adjusting member; 41 - adjusting ring; 42 - through hole; 43 - limiting part; 431 - limiting protrusion; 44 - elastic member; 5 - driving part; 51 - pull button.

[0029] The present application achieves the purpose, functional characteristics and excellent effects, which will be further described below in combination with specific embodiments and drawings. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0031] It should be noted that if the embodiment of the utility model has the direction indication, the direction indication is only used to explain the relative position relationship, motion condition and the like between the components in a certain posture, if the certain posture changes, the direction indication also changes accordingly.

[0032] In addition, if the embodiment of the utility model has the description of "first", "second" and the like, the description of "first", "second" and the like is only for the description purpose, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one feature. In addition, the meaning of "and / or" appearing throughout the text includes three parallel schemes, for example, "A and / or B" includes A scheme, or B scheme, or A and B simultaneously meet the scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on that the technical solution can be realized by the ordinary skilled in the art, when the combination of technical solutions appears contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0033] The utility model provides a kind of lock catch structure 100 and curling accessory, the curling accessory includes the lock catch structure 100, by the lock catch structure 100 to be connected and fixed on hair dryer, so that the curling accessory can be easily installed on hair dryer, and easily detached from hair dryer. The utility model is mainly improved for the lock catch structure 100, specifically, please refer to Figures 1 to 3 In the embodiment, the lock catch structure 100 includes first seat body 1, electrical connection assembly 2 and second seat body 3, the first seat body 1 is suitable for the air outlet assembly to be installed on it;The electrical connection assembly 2 is annularly arranged and connected in the first seat body 1, and the electrical connection assembly 2 is provided with first matching part 23;The second seat body 3 is rotatably sleeved on the inner side of the electrical connection assembly 2, and the second seat body 3 is provided with first locking part 31 and second locking part 32;The second seat body 3 rotates along the first direction, so that the first locking part 31 is locked and matched with the first matching part 23 to connect the second seat body 3 and the electrical connection assembly 2;When the second seat body 3 rotates along the second direction, the second locking part 32 is suitable for being locked and matched with the second matching part on the equipment main body, wherein the first direction and the second direction are opposite, and the locking amount of the first locking part 31 and the first matching part 23 is greater than the locking amount of the second locking part 32 and the second matching part.

[0034] In the embodiment, the first seat body 1 is adapted to mount the air outlet assembly thereon, and air flow can pass through the second seat body 3, the electrical connection assembly 2 and the first seat body 1, and then be blown out from the air outlet assembly to form curling air flow; the electrical connection assembly 2 is arranged in the first seat body 1, and can be used to electrically connect the heating component in the curling accessory and the power supply component in the hair dryer, or can be used to electrically connect a temperature sensor or a temperature controller, etc., so that the electrical component in the curling accessory can work better; the second seat body 3 is used to connect the lock structure 100 and the hair dryer, so that the lock structure 100 can be easily disassembled from the hair dryer; and the second seat body 3 is arranged to be rotatable relative to the electrical connection assembly 2, so that the lock structure 100 can be disassembled by rotating the second seat body 3, while the electrical connection assembly 2 cannot be rotated, and the reliability of the electrical connection structure connecting with the docking structure on the hair dryer can be ensured; and the first locking part 31 and the second locking part 32 are arranged on the second seat body 3, the second seat body 3 can be connected with the electrical connection assembly 2 through the first locking part 31, and the entire lock structure 100 can be connected with the hair dryer through the second locking part 32, so that the assembly of the entire lock structure 100 is more convenient, and the assembly of the lock structure 100 and the hair dryer is more convenient; and the rotating direction of the assembly of the second seat body 3 and the electrical connection assembly 2 and the rotating direction of the connection of the second seat body 3 and the hair dryer are opposite, so that when the lock structure 100 is disassembled from the hair dryer, the second seat body 3 and the electrical connection structure are rotated in the direction of locking each other, and the stability of the entire lock structure 100 can be ensured; and because the locking amount of the first locking part 31 and the first matching part 23 is greater than the locking amount of the second locking part 32 and the second matching part, when the lock structure 100 is mounted on the hair dryer, the second seat body 3 cannot be separated from the electrical connection assembly 2. The assembly of the entire lock structure 100 is more convenient, and the lock structure 100 is convenient to disassemble and assemble with the hair dryer, while the stability of the electrical connection assembly 2 can be ensured, so that the use of the entire curling accessory is more convenient.

[0035] In the embodiment, the first seat body 1 is arranged in a substantially cylindrical shape with one end open, the open end of the first seat body 1 is used to mount the electrical connection assembly 2 and the second seat body 3 therein, the other end of the first seat body 1 in the axial direction is used to mount the air outlet assembly thereon, and a through hole is arranged in the end of the first seat body 1 to communicate with the air outlet assembly, so that air flow can flow into the air outlet assembly from the through hole. It is provided that when the curling accessory is normally working, the axial direction of the first seat body 1 is arranged in the up-down direction, and the air outlet assembly is arranged at the upper end of the first seat body 1, and the bottom end of the first seat body 1 is arranged to be open.

[0036] The description about the direction in the utility model, if no special description can all be as above for reference.

[0037] For the electric connection assembly 2, in combination with Figure 2 And Figure 3 As shown, the electric connection assembly 2 includes a connecting ring 21 and a plurality of plug pins 22 provided on the end face of the connecting ring 21, the first end of the second seat body 3 is sleeved in the connecting ring 21, the second end of the second seat body 3 is arranged to protrude from the connecting ring 21, the first locking part 31 is arranged at the first end of the second seat body 3, the second locking part 32 is arranged at the second end of the second seat body 3, and a plurality of plug pins 22 are arranged around the outer circumferential side of the second seat body 3 and can protrude from the first seat body 1. Specifically, the upper end of the connecting ring 21 is provided with a plurality of connecting columns, a plurality of mounting holes are arranged on the first seat body 1, screws or bolts are correspondingly arranged in the connecting columns and the mounting holes to fix the connecting ring 21 in the first mounting seat, the upper end of the second seat body 3 is rotatably sleeved on the inner side of the connecting ring 21, and the first locking part 31 is connected with the first matching part 23 of the connecting ring 21, so that the second seat body 3 is installed in the connecting ring 21, and the lower end of the second seat body 3 can protrude from the first seat body 1 to be connected and matched with the second matching part of the hair dryer through the second locking part 32. And a plurality of plug pins 22 are also arranged to protrude from the first seat body 1, so that after the lock catch structure 100 is installed on the hair dryer, a plurality of plug pins 22 can be correspondingly inserted into the mating slot of the hair dryer to be electrically connected with the hair dryer.

[0038] Further, in combination with Figures 3 to 5As shown, the lock structure 100 further comprises a floating adjusting member 4, which is provided with a plurality of through holes 42, and the plurality of plug-in pins 22 are correspondingly arranged in the plurality of through holes 42; the floating adjusting member 4 is arranged on the outer circumferential side of the second seat body 3 and is movable relative to the second seat body 3, and the floating adjusting member 4 has a first working state in which the second lock portion 32 and the plurality of plug-in pins 22 are exposed, and a second working state in which the floating adjusting member 4 blocks the second lock portion 32 and the plurality of plug-in pins 22. After the curling accessory is detached from the hair dryer, the floating adjusting member 4 is in the second working state, and the second lock portion 32 and the plurality of plug-in pins 22 are shielded and protected by the floating adjusting member 4, so that the structure of the curling accessory is more compact, and the appearance of the entire curling accessory is also smoother. When the curling accessory is installed on the hair dryer, the floating adjusting member 4 is pressed by the connection portion of the hair dryer, so that the floating adjusting member 4 can be switched to the first working state, so that the plurality of plug-in pins 22 can be extended out of the floating adjusting member 4 to be plugged into the corresponding plug-in slot in the hair dryer, and the second lock portion 32 can be extended out of the floating adjusting member 4 to be inserted into the hair dryer and be locked and matched with the second matching portion on the hair dryer. The floating adjusting member 4 can better protect the plurality of plug-in pins 22 and the second lock portion 32, so that the curling accessory is not easy to scratch the user or other objects when it is detached from the hair dryer.

[0039] Preferably, in combination Figure 4 and Figure 5 As shown, the floating adjusting member 4 comprises an adjusting ring 41 and a plurality of elastic members 44 connecting the adjusting ring 41 and the connecting ring 21, the adjusting ring 41 is arranged on the outer side of the second end of the second seat body 3, and the plurality of elastic members 44 are arranged on the outer circumferential side of the second seat body 3 and extend along the axial direction of the adjusting ring 41. Among them, the elastic member 44 can be arranged as a telescopic spring or elastic rubber, and the telescopic spring or elastic rubber can make the adjusting ring 41 move in the up-down direction to switch between the first working state and the second working state.

[0040] Moreover, a limiting portion 43 is arranged at one end of the adjusting ring 41 away from the connecting ring 21, and the limiting portion 43 is adapted to be limited and matched with the third matching portion on the equipment body to limit the rotation of the adjusting ring 41 in the circumferential direction, on the one hand, after the limiting of the adjusting ring 41, the plurality of plug-in pins 22 can be better positioned with the corresponding plug-in slot on the hair dryer, and on the other hand, the rotation of the adjusting ring 41 relative to the hair dryer can also be limited, so that the curling accessory is more stable during work.

[0041] Preferably, asFigure 5 As shown in the figure, the limiting part 43 comprises a limiting protrusion 431 protruding from the bottom of the adjusting ring 41, which is adapted to be clamped in a limiting slot on the docking surface of the hair dryer, so that the curling accessory can be better connected and fixed to the hair dryer.

[0042] In an embodiment, the lock structure 100 further comprises a driving component 5 connected to the second seat body 3, which is used to drive the second seat body 3 to rotate, so that the second locking part 32 on the second seat body 3 can be adapted to cooperate or separate from the second matching part on the device body, so that the second seat body 3 can rotate independently, avoiding the damage of the plug-in needle 22 due to torsion.

[0043] It can be understood that, in an embodiment, the driving component 5 can be provided as a driver to drive the second seat body 3 to rotate.

[0044] Preferably, the driving component 5 is moved by manual rotation, so that the second seat body 3 can be moved together. Specifically, in combination with Figure 4 and Figure 5 As shown in the figure, the driving component 5 comprises a pull button 51 and an elastic reset member connecting the pull button 51 and the first seat body 1, at least part of the pull button 51 is exposed outside the first seat body 1 and has an active stroke along the circumference of the second seat body 3 under the action of external force, and the pull button 51 rotates to drive the second seat body 3 to rotate together, which is simpler in structure and more convenient for the disassembly operation of the curling accessory.

[0045] Corresponding long holes are provided on the first seat body 1 and the adjusting ring 41, which extend along the circumference of the second seat body 3. The pull button 51 is provided in the two long holes to extend out of the first seat body 1 for the user to pull and operate. The length of the long hole can also limit the rotation amount of the second seat body 3. When the second seat body 3 is rotated to be separated from the hair dryer, the second seat body 3 is clamped to the bottom of the adjusting ring 41; when the second seat body 3 is reset under the action of the elastic reset member to be clamped to the hair dryer, the first locking part 31 and the first matching part 23 are also in the clamped position.

[0046] Preferably, the pull button 51 is detachably connected to the second seat body 3, so as to facilitate the assembly of the second seat body 3.

[0047] Preferably, as shown in Figure 5As shown in the figure, the first locking part 31 comprises a first notch groove 311 arranged at the first end of the second seat body 3, the second locking part 32 comprises a second notch groove 321 arranged at the second end of the second seat body 3, and the first matching part 23 comprises a clamping boss 231 arranged at the inner side of the connecting ring 21. The notch of the first notch groove 311 and the notch of the second notch groove 321 are arranged in a staggered manner along the up-down direction, and the rotating assembly operation is more convenient and simple.

[0048] The utility model still provides a curl accessory, including above-mentioned lock catch structure 100, through lock catch structure 100 make curl accessory more easily connect or detach with hair dryer, and the curl accessory can better guarantee that electric connection component 2 does not rotate when detaching or installing, thus can better protect electric connection component 2 while convenient to dismount.

[0049] The above-mentioned is only the preferred embodiment of the utility model, and does not limit the patent range of the utility model, and equivalent structures made by the contents of the utility model specification and drawings, or directly or indirectly used in other related technical fields, are all included in the patent protection range of the utility model.

Claims

1. A locking structure, characterized in that, include: The first body is suitable for mounting the air supply and exhaust components; An electrical connection assembly is arranged in a ring shape and connected to the first housing body, and the electrical connection assembly is provided with a first mating part; The second seat is rotatably sleeved on the inner side of the electrical connection assembly, and the second seat is provided with a first locking part and a second locking part; The second seat rotates along a first direction, such that the first locking part locks into the first mating part to connect the second seat and the electrical connection assembly; when the second seat rotates along a second direction, the second locking part is adapted to lock into the second mating part on the device body, wherein the first direction and the second direction are opposite, and the locking amount of the first locking part and the first mating part is greater than the locking amount of the second locking part and the second mating part.

2. The locking structure as described in claim 1, characterized in that, The electrical connection assembly includes a connecting ring and a plurality of pins disposed on the end face of the connecting ring. The first end of the second base is sleeved inside the connecting ring, and the second end of the second base extends out of the connecting ring. The first locking part is disposed at the first end of the second base, and the second locking part is disposed at the second end of the second base. The plurality of pins surround the outer periphery of the second base and can extend out from the first base.

3. The locking structure as described in claim 2, characterized in that, The locking structure also includes a floating adjustment component, which has multiple through holes, and the multiple insertion pins are inserted one by one through the multiple through holes; The floating adjustment member is sleeved on the outer periphery of the second base and can move relative to the second base. The floating adjustment member has a first working state that is close to the connecting ring, so that the second locking part and the plurality of the plug pins can be exposed, and a second working state that is away from the connecting ring, so that the floating adjustment member can cover the second locking part and the plurality of plug pins.

4. The locking structure as described in claim 3, characterized in that, The floating adjustment component includes an adjustment ring and a plurality of elastic elements connecting the adjustment ring and the connecting ring. The adjustment ring is sleeved on the outer side of the second end of the second seat, and the plurality of elastic elements surround the outer periphery of the second seat and are all arranged to extend along the axial direction of the adjustment ring.

5. The locking structure as described in claim 4, characterized in that, The adjusting ring has a limiting part at one end facing away from the connecting ring. The limiting part is adapted to cooperate with the third mating part on the main body of the equipment to limit the adjustment ring from rotating around its circumference.

6. The locking structure as described in claim 1, characterized in that, The locking structure also includes a driving component connected to the second seat, the driving component being used to drive the second seat to rotate, so that the second locking part on the second seat can be adapted to engage or disengage with the second mating part on the main body of the device.

7. The locking structure as described in claim 6, characterized in that, The driving component includes a toggle button and an elastic reset member connecting the toggle button and the first base. At least a portion of the toggle button is exposed outside the first base and has a circumferential travel along the second base under external force. Rotation of the toggle button causes the second base to rotate together.

8. The locking structure as described in claim 7, characterized in that, The toggle button is detachably connected to the second base.

9. The locking structure as described in claim 2, characterized in that, The first locking part includes a first notch groove at the first end of the second base body, the second locking part includes a second notch groove at the second end of the second base body, and the first mating part includes a snap-fit ​​boss on the inner side of the connecting ring.

10. A hair curling accessory, characterized in that, Includes the locking structure as described in any one of claims 1 to 9.

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