CN209984649U

CN209984649U - Aromatherapy device

Info

Publication number: CN209984649U
Application number: CN201920370460.1U
Authority: CN
Inventors: 李帅; 陈志峰
Original assignee: Shenzhen Original Temple Technology Co Ltd
Current assignee: Shenzhen Original Temple Technology Co Ltd
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-01-24
Anticipated expiration: 2029-03-21

Abstract

The utility model relates to an aromatherapy device for loading aromatherapy piece is with air-purifying, the aromatherapy device includes casing assembly and aromatherapy fastener, be equipped with in the casing assembly and hold the storage space of aromatherapy fastener, be equipped with the interface on the casing assembly, the interface with storage space intercommunication, but the aromatherapy piece joint in on the aromatherapy fastener, aromatherapy fastener accessible the interface peg graft in storage space takes out the aromatherapy fastener and can together take out the aromatherapy piece, and does not need the user in aromatherapy piece direct contact, both convenient and sanitary.

Description

Aromatherapy device

[ technical field ] A method for producing a semiconductor device

The utility model relates to an air purifier field provides an aromatherapy device.

[ background of the invention ]

The fragrance piece is formed by mixing various chemical substances, so as to produce fragrance pieces with different fragrances, the use is convenient, therefore, the fragrance device is born, the fragrance piece is filled into the fragrance device, the fragrance device can be used in various occasions by convenience users, air purification, after the fragrance of the fragrance piece is volatilized completely, the fragrance piece in the fragrance device is required to be replaced, the prior fragrance device is replaced by directly taking the fragrance piece in the fragrance device with hands, therefore, the user can contact a large amount of chemical substances on hands, and the fragrance device is not sanitary enough, has potential safety hazards, and is inconvenient when taking.

[ Utility model ] content

In order to overcome the problems existing in the prior art, the utility model provides an aromatherapy device.

The utility model provides a technical problem's scheme provides a champignon device for loading champignon piece is with air-purifying, the champignon device includes casing assembly and champignon fastener, be equipped with in the casing assembly and hold the storage space of champignon fastener, the last interface that is equipped with of casing assembly, the interface with storage space intercommunication, but the champignon piece joint in on the champignon fastener, be equipped with the joint mouth on the champignon fastener, with the joint the champignon piece, champignon fastener accessible the interface peg graft in storage space.

Preferably, follow in the accommodation space be equipped with the grafting post on the width direction of champignon fastener, be equipped with location portion on the width direction of champignon fastener, set up on the location portion and hold the constant head tank of grafting post, the champignon fastener inserts accommodation space's process, the grafting post can extrude location portion takes place elastic deformation, continues to insert the champignon fastener, can make the grafting post hold in the constant head tank, make the champignon fastener be fixed in the accommodation space.

Preferably, follow in the accommodation space be equipped with the grafting post on the width direction of champignon fastener, be equipped with location portion on the width direction of champignon fastener, and location portion with form the auxiliary hole between the joint mouth, set up on location portion and to hold the constant head tank of grafting post, the champignon fastener inserts the process in accommodation space, the extrusion of grafting post location portion is followed elastic deformation takes place for one side of auxiliary hole, continues to insert the champignon fastener, can make the grafting post hold in the constant head tank, make the champignon fastener be fixed in the accommodation space.

Preferably, the interior edge of containing space is equipped with the grafting post on the width direction of champignon fastener, the grafting post symmetry set up in the relative both sides of containing space, be equipped with location portion on the width direction of champignon fastener, location portion symmetry set up in the relative both sides of champignon fastener, set up on location portion and hold the constant head tank of grafting post, the champignon fastener inserts the process in containing space, the grafting post can extrude location portion takes place elastic deformation, continues to insert the champignon fastener, can make the grafting post hold in the constant head tank, make the champignon fastener be fixed in the containing space.

Preferably, one end of the aroma clamping piece inserted into the accommodating space is provided with a chamfer in smooth transition, so that the width of the aroma clamping piece with the chamfer end is smaller than the width of the aroma clamping piece far away from the chamfer end.

Preferably, after the aroma clamping piece is inserted into the accommodating space, part of the aroma clamping piece is exposed to the accommodating space, and an anti-skidding structure is arranged on the exposed aroma clamping piece so that the aroma clamping piece can be conveniently placed into the accommodating space or pulled out of the accommodating space.

Preferably, the housing assembly comprises an upper cover and a lower cover, the upper cover and the lower cover can be covered to form the accommodating space, and the lower cover is partially hollowed out corresponding to the placement direction of the aroma fastener to form the interface; a clamping groove is formed in the edge of one surface, close to the lower cover, of the upper cover, and a buckle matched with the clamping groove is arranged in the edge of one surface, close to the upper cover, of the lower cover; or a buckle is arranged at the edge of one surface of the upper cover, which is close to the lower cover, and a clamping groove matched with the buckle is arranged at the edge of one surface of the lower cover, which is close to the upper cover; the buckle and the clamping groove are correspondingly arranged in the accommodating space and can be mutually buckled to realize the covering of the upper cover and the lower cover; or the upper cover and the lower cover are connected in a screw or rivet mode.

Preferably, one surface of the upper cover, which is close to the lower cover, is provided with a connecting column, and one surface of the lower cover, which is close to the upper cover, is provided with an inserting column; or one surface of the upper cover, which is close to the lower cover, is provided with a splicing column, and one surface of the lower cover, which is close to the upper cover, is provided with a connecting column; the connecting column and the inserting column are correspondingly matched in an inserting mode so as to cover the upper cover and the lower cover.

Preferably, the upper cover is opened and is equipped with the air intake, the lower cover is opened and is equipped with the air outlet, perhaps the upper cover is opened and is equipped with the air outlet, the lower cover is opened and is equipped with the air intake, the air intake with the air outlet all with the storage space intercommunication, so that the air enters from the air intake storage space, process the fragrance piece, and will the fragrant smell of fragrance piece is followed the air outlet is discharged.

Preferably, the champignon device includes the centre gripping subassembly, the centre gripping subassembly includes set casing and holder, the set casing with one of them of upper cover or lower cover is connected, the set casing is kept away from the one side of lower cover is equipped with and holds the notch, the holder passes through hold the notch with the set casing is connected, the holder is kept away from be equipped with the centre gripping notch in the one side of lower cover, be equipped with antiskid portion in the clamping face of centre gripping notch, through with by the friction realization centre gripping of centre gripping thing.

Compared with the prior art, the utility model discloses an champignon device has following advantage:

1. the champignon piece passes through the joint interface joint on the champignon fastener, and the champignon fastener inserts the storage space through the interface on the casing subassembly to after the fragrant smell of champignon piece has been sent out, take out the champignon fastener and can together take out the champignon piece, and do not need the user in champignon piece direct contact, not only convenient but also health.

2. Set up the grafting post in the storage space, make the grafting post and perfume fragrance fastener on location portion and constant head tank cooperation, insert the champignon fastener in the storage space, through the performance emergence deformation of location portion material itself, avoid the champignon fastener to drop from the storage space, simplify the processing technology of champignon fastener.

3. Set up connecting portion on the champignon fastener to form the auxiliary hole between location portion and joint interface, be favorable to location portion to take place elastic deformation.

4. Will peg graft the post symmetry and set up in the relative both sides in storage space, location portion and constant head tank symmetry set up in the relative both sides of champignon fastener, further optimize the joint effect of champignon fastener joint and grafting post to location portion and constant head tank that the symmetry set up can make the champignon fastener whole more pleasing to the eye.

5. Be equipped with the chamfer on the champignon fastener for the width that champignon fastener has the chamfer end is less than its width of keeping away from to have the chamfer end, so that the champignon fastener inserts the storage space.

6. After the champignon fastener inserts the storage space, the part exposes and accomodates the space, is equipped with anti-skidding structure on the champignon fastener that exposes to the champignon fastener is put into accomodate the space or follow extract in the storage space.

7. Establish upper cover and lower cover into detachable connected mode, make things convenient for the dismantlement of upper cover and lower cover to wash the storage space, in order to prevent that the dust from getting into the storage space and influencing the result of use of champignon device.

8. The upper cover and the lower cover are connected with each other through the connecting column and the connecting column in an inserting mode, so that the upper cover and the lower cover are covered, the structure is simple, and the use is convenient.

9. The air outlet is opened at the upper cover, and the lower cover is opened and is equipped with the air intake, and air intake and air outlet all communicate with the storage space to make the air get into the storage space from the air intake, through the champignon piece, and will the fragrant smell of champignon piece is discharged from the air outlet for the champignon speed of champignon device.

10. Set up a centre gripping subassembly on the casing subassembly, but make champignon device centre gripping on external object, make champignon device place more stably.

[ description of the drawings ]

Fig. 1 is a schematic diagram of the explosion structure of the aromatherapy device of the present invention.

Fig. 2A is a schematic view of the three-dimensional structure of the upper cover of the aromatherapy device of the present invention.

Fig. 2B is a schematic view of the three-dimensional structure of the lower cover of the aromatherapy device of the present invention.

Fig. 3 is a schematic view of the front view structure of the aromatherapy device clip of the utility model.

Fig. 4 is an explosion structure diagram of the clamping component in the aromatherapy device of the utility model.

Fig. 5 is an explosion structure diagram of the clamping component and the lower cover in the aromatherapy device of the present invention.

Description of reference numerals:

1. an aromatherapy device; 11. a housing assembly; 12. a clamping assembly; 13. the aromatherapy fastener; 111. an upper cover; 1112. an interface; 1113. connecting columns; 1114. a card slot; 1115. an air outlet; 1116. an installation port; 112. a lower cover; 1122. a notch; 1123. inserting the column; 1124. buckling; 1125. an air inlet; 1126. a limiting part; 113. mounting a plate; 114. a storage space; 121. a stationary case; 1211. an accommodation notch; 1212. a connecting strip; 122. a clamping member; 1221. clamping the notch; 1222. a limiting groove; 1223. connecting grooves; 1224. an anti-slip portion; 131. a card interface; 132. a positioning part; 133. positioning a groove; 134. an auxiliary hole; 135. an anti-slip structure; l, fragrance piece.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the present invention provides an aromatherapy device 1 for loading aromatherapy sheets L to purify air, which comprises a housing assembly 11, a clamping assembly 12 and an aromatherapy clip 13, wherein the housing assembly 11 is connected to the clamping assembly 12, and the aromatherapy device 1 can be clamped to an external object through the clamping assembly 12, such as an air conditioner blade, a desk, etc., to fix the aromatherapy device 1. Be equipped with interface 1112 on housing assembly 11, the size of champignon fastener 13 and the size adaptation of interface 1112, be equipped with the accommodation space 114 that can accomodate champignon fastener 13 in housing assembly 11, champignon fastener 13 pegs graft in accommodation space 114 through interface 1112, and can follow and take out in the accommodation space 114, set up the joint interface 131 with champignon piece L size adaptation on the champignon fastener 13, champignon piece L passes through joint interface 131 joint on champignon fastener 13, after taking out champignon fastener 13 from accommodation space 114, champignon piece L on the removable champignon fastener 13, change champignon piece L through taking out champignon fastener 13, do not need user direct touch champignon piece L, thereby can avoid the user to touch champignon piece L's chemical substance on hand, still can be more convenient for taking out or putting into of champignon piece L.

Referring to fig. 2A-2B, the housing assembly 11 includes an upper cover 111 and a lower cover 112, the lower cover 112 has an air inlet 1125, the upper cover 111 has an air outlet 1115, external air can enter the receiving space 114 from the air inlet 1125, pass through the fragrance sheet L and be exhausted from the air outlet 1115, and the fragrance of the fragrance sheet L is exhausted from the air outlet 1115, so as to achieve the effect of purifying air. It is understood that the locations of the intake 1125 and the outtake 1115 may be interchanged.

As a variation, the air inlet 1125 and the air outlet 1115 may be omitted and the fragrance of the fragrance sheet L is emitted from the socket 1112.

Upper cover 111 and lower cover 112 lid close in order to form accommodation space 114, champignon fastener 13 can follow interface 1112 and pack into accommodation space 114, lower cover 112 corresponds champignon fastener 13 and puts into the direction part fretwork in order to form interface 1112, when the user need change champignon piece L, the champignon fastener 13 of interface 1112 department is taken to the accessible, then take out champignon fastener 13 from accommodation space 114, and is convenient and simple to use, avoids user and champignon piece L's direct contact.

An edge connecting column 1113 and a clamping groove 1114 are arranged on one surface, close to the lower cover 112, of the upper cover 111, an inserting column 1123 and a buckle 1124 are arranged on one edge, close to the upper cover 111, of the lower cover 112, the connecting column 1113 corresponds to the inserting column 1123 in position and can be inserted and matched, it can be understood that an inserting hole is formed in the inserting column 1123, and the connecting column 1113 is inserted into the inserting hole and is inserted and matched with the inserting column 1123; the positions of the locking groove 1114 and the locking buckle 1124 are corresponding, and the locking groove 1114 and the locking buckle 1124 can be mutually buckled. Upper cover 111 closes the in-process with lower cover 112 lid, accessible spliced pole 1113 pegs graft with grafting post 1123, close upper cover 111 and lower cover 112 lid, then the lock through draw-in groove 1114 and buckle 1124, further close upper cover 111 and lower cover 112's lid, establish upper cover 111 and lower cover 112 as the form connection of draw-in groove 1114 and buckle 1124 joint, make things convenient for upper cover 111 and lower cover 112's dismantlement, in order to wash storage space 114, in order to prevent that the dust from getting into storage space 114 and influencing the result of use of aromatherapy device 1.

Preferably, the spliced pole 1113 uses champignon fastener 13 as the symmetry axis, and the symmetry sets up in the relative both sides of upper cover 111, and the position of grafting post 1123 corresponds with spliced pole 1113, and the distance between two grafting posts 1123 that each other is symmetrical is less than the size of champignon fastener 13 to with champignon fastener 13 joint in accommodation space 114.

As a variation, the positions of the plug-in post 1123 and the connecting post 1113 may be interchanged, and the positions of the buckle 1124 and the slot 1114 may be interchanged.

As a variation, the connecting column 1113 and the inserting column 1123 may be omitted, and the upper cover 111 and the lower cover 112 are directly connected by the engaging groove 1114 and the buckle 1124.

As a variation, the catch 1114 and the catch 1124 may be omitted, and the upper cover 111 and the lower cover 112 may be connected by any one of bolts or adhesives, or any combination thereof.

The position of the lower cover 112 corresponding to the socket 1112 is provided with a notch 1122, after the aroma clamping piece 13 is inserted into the accommodating space 114, the user can contact with the aroma clamping piece 13 through the notch 1122, so that when the aroma clamping piece 13 needs to be taken out, the aroma clamping piece 13 can be taken out through the part contacting with the aroma clamping piece 13.

As a modification, the slot 1122 may be omitted, and after the incense burner 13 is inserted into the receiving space 114, a portion of the incense burner is exposed to the housing assembly 11, and the incense burner 13 can be taken out through the exposed portion.

Please refer to fig. 3, positioning portion 132 and positioning groove 133 are arranged on aroma card piece 13, positioning portion 132 is symmetrically arranged on two opposite sides of aroma card piece 13 in width direction, aroma card piece L is used as a symmetry axis in width direction of aroma card piece 13, direction of two sides of aroma card piece 13 is relatively, auxiliary hole 134 is formed between positioning portion 132 and aroma card piece 13, distance between two symmetrical insertion columns 1123 is smaller than distance between two symmetrical positioning portions 132, aroma card piece 13 is inserted into storage space 114, position of positioning portion 132 corresponds to position of insertion column 1123, positioning groove 133 is arranged on positioning portion 132, positioning groove 133 can accommodate insertion column 1123, so as to realize positioning of aroma card piece 13.

Insert storage space 114's in-process with champignon fastener 13, location portion 132 contradicts and extrudes location portion 132 with grafting post 1123, under the effect of auxiliary hole 134, location portion 132 takes place elastic deformation towards auxiliary hole 134's direction, continue to insert champignon fastener 13, the position that makes constant head tank 133 corresponds with grafting post 1123's position, grafting post 1123 disappears to location portion 132's extrusion force, location portion 132 resumes deformation, thereby make champignon fastener 13 insert in storage space 114, the joint is on grafting post 1123, prevent champignon fastener 13 from droing from storage space 114.

As a deformation, spliced pole 1113 and grafting post 1123 can correspond and set up in one side of upper cover 111 and lower cover 112, and champignon fastener 13 one side supports with the inner wall of receiving space 114 and holds, and the other end passes through constant head tank 133 and grafting post 1123 joint to fixed champignon fastener 13.

As a modification, the positioning portion 132 and the positioning groove 133 may be omitted, and the aroma clip 13 and the insertion port 1112 are positioned in a transition fit manner to prevent the aroma clip 13 from falling off from the receiving space 114.

As a modification, the auxiliary hole 134 may be omitted, and after the positioning portion 132 abuts against the insertion column 1123, the positioning portion 132 may elastically deform according to the characteristics of the material itself, so as to simplify the processing process of the aroma chemical clamping piece 13, and it is understood that the material of the positioning portion 132 may be silica gel, rubber, or the like.

Further, still be equipped with anti-skidding structure 135 on champignon fastener 13, anti-skidding structure 135 sets up and corresponds the position of notch 1122 after champignon fastener 13 inserts accommodation space 114 to increase the frictional force of user and champignon fastener 13, when the user need take out champignon fastener 13, can hand anti-skidding structure 135 on champignon fastener 13, then insert the opposite direction slip of accommodation space 114 along champignon fastener 13, and then can follow champignon fastener 13 and roll-off in accommodation space 114, take out champignon fastener 13 more easily.

Furthermore, one end of the champignon clamping piece inserted into the accommodating space is provided with a chamfer in smooth transition, so that the width of the champignon clamping piece with the chamfer end is smaller than the width of the champignon clamping piece far away from the champignon clamping piece with the chamfer end, and the champignon clamping piece is inserted into the accommodating space conveniently.

Referring to fig. 4-5, the clamping assembly 12 is connected to the lower cover 112 in a manner of adhesion, clamping, screw connection, etc. In this embodiment, the clamping assembly 12 is screwed to the lower cover 112.

The clamping assembly 12 includes a fixing housing 121, the fixing housing 121 is connected to the lower cover 112 by screws, a limiting portion 1126 is disposed on a surface of the lower cover 112 contacting the fixing housing 121, a limiting groove 1222 is disposed at a position of the fixing housing 121 corresponding to the limiting portion 1126, the limiting portion 1126 is inserted into the limiting groove 1222 to prevent the fixing housing 121 from rotating relative to the lower cover 112, and the lower cover 112 and the fixing housing 121 can be fixed by screws. It will be appreciated that the positions of the limiter portion 1126 and the limiter slot 1222 may be reversed.

The clamping assembly 12 further comprises a clamping member 122, one surface of the fixing shell 121 far away from the lower cover 112 is provided with an accommodating notch 1211, the clamping member 122 is connected with the fixing shell 121 through the accommodating notch 1211, one surface of the clamping member 122 far away from the lower cover 112 is provided with a clamping notch 1221, an anti-skid part 1224 is arranged in a clamping surface of the clamping notch 1221, when the clamping member 122 is clamped on an external object, the anti-skid part 1224 is in contact with the clamped object and elastically deforms, and clamping and fixing are achieved through friction force between the anti-skid part 1224 and the clamped object. It is understood that the skid-proof portion 1224 may be rubber, silicone, or the like.

Further, the fixing shell 121 is provided with a connecting bar 1212, the connecting bar 1212 is disposed on the receiving notch 1211, the clamping member 122 is provided with a connecting groove 1223, the connecting groove 1223 is disposed on a surface of the connecting member contacting the receiving notch 1211, and the clamping member 122 is connected to the fixing shell 121 through the connecting groove 1223 and the connecting bar 1212, so as to prevent the clamping member 122 from falling off from the receiving notch 1211. As a variation, the positions of the connecting strips 1212 and the connecting slots 1223 may be interchanged.

As a variation, the upper cover 111 and the lower cover 112 may be integrally formed (e.g., 3D printed), fixedly connected, etc. to form the housing assembly 11.

As a variation, the air inlet 1125 and the air outlet 1115 are disposed at two opposite sides of the housing assembly 11 and both communicate with the receiving space 114, so that air enters the receiving space 114 from the air inlet 1125, passes through the fragrance sheet L, and discharges the fragrance of the fragrance sheet L from the air outlet 1115.

As a variation, the clamping assembly 12 may be replaced with a spring clip, a hook and loop fastener, or the like.

As a variant, the clamping assembly 12 may be omitted and the housing assembly 11 placed directly in the environment of use.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and all modifications, equivalents and improvements made within the principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an aromatherapy device for load aromatherapy piece is with air-purifying, its characterized in that: the champignon device includes casing assembly and champignon fastener, be equipped with in the casing assembly and hold the storage space of champignon fastener, be equipped with the interface on the casing assembly, the interface with storage space intercommunication, but the champignon piece joint in on the champignon fastener, be equipped with the joint mouth on the champignon fastener, with the joint the champignon piece, champignon fastener accessible the interface peg graft in storage space.

2. The aromatherapy device according to claim 1, characterized in that: follow in the storage space be equipped with the grafting post on the width direction of champignon fastener, be equipped with location portion on the width direction of champignon fastener, set up on the location portion and hold the constant head tank of grafting post, the champignon fastener inserts the process in storage space, the grafting post can extrude location portion takes place elastic deformation, continues to insert the champignon fastener, can make the grafting post hold in the constant head tank, make the champignon fastener be fixed in the storage space.

3. The aromatherapy device according to claim 1, characterized in that: follow in the accommodation space be equipped with the grafting post on the width direction of champignon fastener, be equipped with location portion on the width direction of champignon fastener, and location portion with form the auxiliary hole between the joint mouth, set up on location portion and hold the constant head tank of grafting post, the champignon fastener inserts accommodation space's process, the extrusion of grafting post location portion is followed elastic deformation takes place for one side of auxiliary hole, continues to insert the champignon fastener, can make the grafting post hold in the constant head tank, make the champignon fastener be fixed in the accommodation space.

4. The aromatherapy device according to claim 2 or 3, characterized in that: the positioning parts are symmetrically arranged on two opposite sides of the aromatherapy clamping part, and the inserting columns are matched with the positioning parts in number and position.

5. The aromatherapy device according to claim 1, characterized in that: the champignon fastener inserts the one end in storage space is equipped with slick and sly transitional chamfer for the width that champignon fastener has the chamfer end is less than it and keeps away from the width that has the chamfer end.

6. The aromatherapy device according to claim 1, characterized in that: the champignon fastener inserts behind the storage space, the part expose with the storage space is equipped with anti-skidding structure on the champignon fastener that exposes to the champignon fastener is put into the storage space or is followed extract in the storage space.

7. The aromatherapy device according to claim 1, characterized in that: the shell component comprises an upper cover and a lower cover, the upper cover and the lower cover can be covered and combined to form the accommodating space, and the part of the lower cover corresponding to the placement direction of the aroma fastener is hollowed out to form the interface;

the upper cover and the lower cover are connected in a matched mode through a buckle clamping groove, a bolt connection mode or an adhesion connection mode or any combination of the upper cover and the lower cover.

8. The aromatherapy device according to claim 7, wherein: a connecting column is arranged on one surface of the upper cover close to the lower cover, and an inserting column is arranged on one surface of the lower cover close to the upper cover; or

One surface of the upper cover, which is close to the lower cover, is provided with an inserting column, and one surface of the lower cover, which is close to the upper cover, is provided with a connecting column;

the connecting column and the inserting column are matched in an inserting mode to cover the upper cover and the lower cover.

9. The aromatherapy device according to claim 1, characterized in that: casing subassembly is in the relative both sides of champignon piece are equipped with air intake and air outlet respectively, the air intake with the air outlet all with storage space intercommunication to make the air get into from the air intake storage space, process the champignon piece, and will the fragrant smell of champignon piece is followed the air outlet is discharged.

10. The aromatherapy device according to any one of claims 1 to 3 or 5 to 9, wherein: the champignon device comprises a clamping assembly, the clamping assembly comprises a fixed shell and a clamping piece, the fixed shell is connected with the shell assembly, the fixed shell is far away from one side of the shell assembly and is provided with an accommodating groove opening, the clamping piece passes through the accommodating groove opening and the fixed shell is connected, the clamping piece is far away from the clamping groove opening on the side of the shell assembly, an anti-skidding part is arranged in a clamping surface of the clamping groove opening, and clamping is achieved through friction with a clamped object.