CN221008135U

CN221008135U - Bidirectional knob

Info

Publication number: CN221008135U
Application number: CN202322893143.7U
Authority: CN
Inventors: 肖明
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-10-26
Filing date: 2023-10-26
Publication date: 2024-05-24
Anticipated expiration: 2033-10-26

Abstract

The utility model discloses a bidirectional knob which comprises a mounting seat, a limiting piece, a reel, a clamping piece, a knob cap and a fixing piece, wherein a containing groove is formed in the mounting seat, a mandrel is fixedly arranged in the containing groove, the clamping piece is connected to the upper end of the reel, and the limiting piece is connected to the lower end of the reel; the limiting piece, the reel and the clamping piece are all positioned in the accommodating groove and are rotationally connected with the mandrel; the center department of knob cap is equipped with the through-hole, the upper end of dabber passes the through-hole and with the lower extreme fixed connection of mounting, the knob cap lock is in the upper end of mount pad and can rotate for the mount pad. The bidirectional knob provided by the utility model has reasonable structure, convenient use and strong practicability, the tightness can be conveniently and rapidly adjusted only by bidirectional rotation without the operation of pulling up and pressing the knob by a user, and the bidirectional knob can be used for the surfaces of carriers such as caps, clothes and the like to control the tightness of the carriers more conveniently.

Description

Bidirectional knob

Technical Field

The utility model relates to the technical field of knobs, in particular to a bidirectional knob.

Background

With the development and progress of knob manufacturing technology, the number of products using knobs to replace the traditional carrier tightness adjustment mode is now on the rise. In the prior art, most of the knobs mainly achieve the purpose of adjusting tightness of the rope by pulling up and pressing the knob and rotating in a matching way, and the knob has the characteristic of complex structure, and the durability of parts inside the knob can be influenced under repeated pulling up and pressing operation, so that the durability of the knob is reduced. Therefore, a further solution is necessary for the technical problems of the above-mentioned knob.

Disclosure of utility model

In order to overcome the disadvantages and shortcomings of the prior art, the present utility model is directed to a bi-directional knob.

The aim of the utility model is achieved by the following technical scheme: the bidirectional knob comprises a mounting seat, a limiting piece, a reel, a clamping piece, a knob cap and a fixing piece, wherein an accommodating groove is formed in the mounting seat, a mandrel is fixedly arranged in the accommodating groove, the clamping piece is connected to the upper end of the reel, and the limiting piece is connected to the lower end of the reel; the limiting piece, the reel and the clamping piece are all positioned in the accommodating groove and are rotationally connected with the mandrel;

The center department of knob cap is equipped with the through-hole, the upper end of dabber passes the through-hole and with the lower extreme fixed connection of mounting, the knob cap lock is in the upper end of mount pad and can rotate for the mount pad.

Further, the mount pad includes base and annular cell wall, the base includes bottom plate and annular curb plate, the lower extreme of annular curb plate and the marginal connection all around of bottom plate, the lower extreme of annular cell wall and the outer peripheral face fixed connection of annular curb plate, the center department of bottom plate up end is fixed to the lower extreme of dabber, the locating part is located the base.

Further, the inside wall of the annular groove wall is provided with annular meshing teeth, the cross section of the clamping piece is of an omega-shaped structure, the outside wall of the clamping piece is convexly provided with two elastic arms, a gap is reserved between the two elastic arms, the tail ends of the two elastic arms are respectively provided with a pawl, and the pawls are meshed with the annular meshing teeth.

Further, the annular side plate is provided with a first stop block protruding inwards along the radial direction of the bottom plate, the bottom surface of the reel is provided with a second stop block, the second stop block protrudes downwards into the base, the limiting piece comprises a clamping head and a circular ring, the clamping head is connected to the outer circumferential surface of the circular ring and protrudes outwards along the radial direction of the bottom plate, the circular ring is sleeved on the mandrel and is connected with the mandrel in a rotating mode, the side end face of the first stop block can be abutted to the side end face of the clamping head, and the side end face of the second stop block can be abutted to the side end face of the clamping head.

Further, the top surface of reel is provided with first fixture block and the second fixture block of relative setting, the both sides of first fixture block are equipped with spacing hole respectively, the bottom surface that the one end of pawl was kept away from to the elastic arm is provided with spacing post, the lower extreme joint of spacing post is in spacing downthehole, the both sides of first fixture block and the side terminal surface butt of the one end that the pawl was kept away from to two elastic arms.

Further, the outer peripheral surface of the reel is provided with a first annular winding groove and a second annular winding groove which are sequentially arranged from bottom to top, the first annular winding groove is provided with a first rope inlet hole and a first rope outlet hole, the first rope inlet hole and the first rope outlet hole are communicated through a rope passing channel, the second annular winding groove is provided with a second rope inlet hole and a second rope outlet hole, the second rope inlet hole and the second rope outlet hole are communicated through a rope passing channel, and the rope passing channel penetrates through the reel.

Further, the bottom surface of reel is provided with first recess and second recess, first recess and first play rope hole intercommunication, second recess and second play rope hole intercommunication, first recess and second recess are used for holding the fag end of adjusting rope.

Further, the bottom surface of knob cap is equipped with third fixture block and two fourth fixture blocks that set up relatively in the both sides of through-hole respectively, third fixture block both ends respectively with the lateral surface butt of two elastic arms, two fourth fixture blocks are close to the holding space that supplies the elastic arm to place between one end and the third fixture block of third fixture block.

Further, two opposite through grooves are formed in the side face of the annular groove wall and are used for the adjusting rope to penetrate.

The utility model has the beneficial effects that: the bidirectional knob provided by the utility model has reasonable structure, convenient use and strong practicability, the whole structure of the bidirectional knob is tightly combined through the welding structure of the fixing piece and the mandrel, and meanwhile, when external force acts on the knob cap, the clamping piece and the reel can rotate along with the rotation of the knob cap to realize the tightness control of the adjusting rope, so that the bidirectional knob is not required to be pulled up and pressed by a user, the tightness can be conveniently and quickly adjusted only through bidirectional rotation, and the bidirectional knob can be used for the surfaces of carriers such as caps, clothes and the like to control the tightness of the carriers more conveniently.

Drawings

FIG. 1 is an overall schematic of the present utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a schematic view illustrating the assembly of the mounting base and the limiting member according to the present utility model;

FIG. 4 is a schematic structural view of a clip according to the present utility model

FIG. 5 is a schematic diagram illustrating the assembly of the mounting base and the clamping member according to the present utility model;

FIG. 6 is a schematic view of the assembly of the stop member and reel of the present utility model;

FIG. 7 is a top view of the reel of the present utility model;

FIG. 8 is a schematic view of an assembly of a reel and a clip according to the present utility model;

fig. 9 is an assembly schematic view of the clamping member and the knob cap of the present utility model.

FIG. 10 is a side view I of the reel of the present utility model;

FIG. 11 is a second side view of the reel of the present utility model;

FIG. 12 is a bottom view I of the reel of the present utility model;

fig. 13 is a second bottom view of the reel of the present utility model.

The reference numerals include:

The mounting seat 1, the base 11, the first stop block 111, the annular groove wall 12, the through groove 121, the annular tooth 122, the accommodating groove 13 and the mandrel 14;

The limiting piece 2, the clamping head 21 and the circular ring 22;

Reel 3, second stopper 31, first annular winding groove 32, first rope inlet hole 321, first rope outlet hole 322, first groove 323, second annular winding groove 33, second rope inlet hole 331, second rope outlet hole 332, second groove 333, first clamping block 34, second clamping block 35, and limiting hole 36;

The clamping piece 4, the elastic arm 41, the pawl 411, the notch 42 and the limit post 43;

The knob cap 5, the through hole 51, the third clamping block 52 and the fourth clamping block 53;

A fixing member 6.

Detailed Description

The present utility model is further described below with reference to examples and fig. 1-13 for the purpose of facilitating understanding of those skilled in the art, and the description of the embodiments is not intended to limit the utility model.

The bidirectional knob comprises a mounting seat 1, a limiting piece 2, a reel 3, a clamping piece 4, a knob cap 5 and a fixing piece 6, wherein an accommodating groove 13 is formed in the mounting seat 1, a mandrel 14 is fixedly arranged in the accommodating groove 13, the clamping piece 4 is connected to the upper end of the reel 3, and the limiting piece 2 is connected to the lower end of the reel 3; the limiting piece 2, the reel 3 and the clamping piece 4 are all positioned in the accommodating groove 13 and are rotationally connected with the mandrel 14;

The center of the knob cap 5 is provided with a through hole 51, the upper end of the mandrel 14 passes through the through hole 51 and is fixedly connected with the lower end of the fixing piece 6, and the knob cap 5 is buckled at the upper end of the mounting seat 1 and can rotate relative to the mounting seat 1.

In this embodiment, the mandrel 14 is disposed in the mounting seat 1, and the fixing member 6 is fixedly connected with the top end of the mandrel 14, so that each component in the bidirectional knob is tightly matched, and the situation that each component is loose can be avoided to affect the normal use of the bidirectional knob. Meanwhile, when external rotation force is applied to the knob cap 5, the limiting piece 2, the winding wheel 3 and the clamping piece 4 can rotate relative to the mounting seat 1 so as to realize the control function of the knob on the adjusting rope.

Further, as shown in fig. 2-3, the mounting seat 1 includes a base 11 and an annular groove wall 12, the base 11 includes a bottom plate and an annular side plate, the lower end of the annular side plate is connected with the peripheral edge of the bottom plate, the lower end of the annular groove wall 12 is fixedly connected with the outer peripheral surface of the annular side plate, the lower end of the mandrel 14 is fixed at the center of the upper end surface of the bottom plate, and the limiting member 2 is located in the base 11. Further, as shown in fig. 3-5, the inner side wall of the annular groove wall 12 is provided with an annular tooth 122, the cross section of the clamping member 4 is in an Ω -shaped structure, the outer side wall of the clamping member 4 is convexly provided with two elastic arms 41, a gap 42 is provided between the two elastic arms 41, the ends of the two elastic arms 41 are respectively provided with a pawl 411, and the pawls 411 are meshed with the annular tooth 122.

In this embodiment, the above structure is arranged to enable the pawl 411 to rotate along with the rotation of the clamping member 4 under the action of external force, and when the bidirectional knob is in a static state, the pawl 411 is meshed with the annular teeth 122 to achieve a fixing effect, so that a user can also fine-tune the knob according to the requirement, and the meshing state of the pawl 411 and the annular teeth 122 enables the knob to be fixed at the degree of tightness satisfactory to the user.

Further, as shown in fig. 3 and 6, the annular side plate is provided with a first stop block 111 protruding inwards along the radial direction of the bottom plate, the bottom surface of the reel 3 is provided with a second stop block 31, the second stop block 31 protrudes downwards into the base 11, the limiting piece 2 comprises a clamping head 21 and a circular ring 22, the clamping head 21 is connected to the outer circumferential surface of the circular ring 22 and protrudes outwards along the radial direction of the bottom plate, the circular ring 22 is sleeved on the mandrel 14 and is rotationally connected with the mandrel 14, the side end surface of the first stop block 111 can be abutted with the side end surface of the clamping head 21, and the side end surface of the second stop block 31 can be abutted with the side end surface of the clamping head 21.

In the present embodiment, the first stop block 111, the second stop block 31 and the chuck 21 are provided to achieve the limiting effect, specifically, the initial limiting state of the bidirectional knob is set such that the second stop block 31 abuts against the left side of the chuck 21 and the first stop block 111 abuts against the right side of the chuck 21; then the reel 3 rotates anticlockwise for 360 degrees until the second stop block 31 is positioned on the right side of the clamping head 21, at this time, the first stop block 111 and the second stop block 31 are oppositely arranged, and then the second stop block 31 pushes the clamping head 21 to rotate anticlockwise until the left side of the clamping head 21 abuts against the first stop block 111, and the right side of the clamping head 21 abuts against the second stop block 31, at this time, the second limit state of the bidirectional knob is achieved; then, the reel 3 is rotated clockwise 360 degrees until the second stop block 31 is located at the left side of the chuck 21, at this time, the first stop block 111 and the second stop block 31 are disposed opposite to each other, and then the second stop block 31 pushes the chuck 21 to rotate clockwise until the right side of the chuck 21 abuts against the first stop block 111, and the left side of the chuck 21 abuts against the second stop block 31, at this time, the bidirectional knob returns to the initial limit state.

Further, as shown in fig. 4, 7 and 8, the top surface of the reel 3 is provided with a first clamping block 34 and a second clamping block 35 which are oppositely arranged, two sides of the first clamping block 34 are respectively provided with a limiting hole 36, the bottom surface of one end of the elastic arm 41 far away from the pawl 411 is provided with a limiting column 43, the lower end of the limiting column 43 is clamped in the limiting hole 36, and two sides of the first clamping block 34 are abutted to side end surfaces of one end of the two elastic arms 41 far away from the pawl 411. Further, as shown in fig. 9, the bottom surface of the knob cap 5 is respectively provided with a third clamping block 52 and two fourth clamping blocks 53 which are oppositely arranged at two sides of the through hole 51, two ends of the third clamping block 52 are respectively abutted with the outer side surfaces of the two elastic arms 41, and a containing space for placing the elastic arms 41 is arranged between one end, close to the third clamping block 52, of the two fourth clamping blocks 53 and the third clamping block 52.

In this embodiment, based on the structure that the two ends of the third clamping block 52 are respectively abutted against the outer side surfaces of the two elastic arms 41, the elastic arms 41 of the clamping piece 4 can be acted by the third clamping block 52 under the action of the external force rotating the knob cap 5, so that the clamping piece 4 can rotate along with the rotation of the knob cap 5. In addition, the clamping piece 4 can be firmly connected with the reel 3 through the structure of the limiting post 43 and the limiting hole 36, meanwhile, the reel 3 can rotate along with the rotation of the clamping piece 4, and the rotation of the reel 3 can drive the adjusting rope to tighten and loosen so as to control the tightness degree of the carrier.

Further, as shown in fig. 10-13, the outer circumferential surface of the reel 3 is provided with a first annular winding groove 32 and a second annular winding groove 33 which are sequentially arranged from bottom to top, the first annular winding groove 32 is provided with a first rope inlet hole 321 and a first rope outlet hole 322, the first rope inlet hole 321 and the first rope outlet hole 322 are communicated through a rope passing channel, the second annular winding groove 33 is provided with a second rope inlet hole 331 and a second rope outlet hole 332, the second rope inlet hole 331 and the second rope outlet hole 332 are communicated through a rope passing channel, and the rope passing channel penetrates through the reel 3. The bottom surface of the reel 3 is provided with a first groove 323 and a second groove 333, the first groove 323 is communicated with the first rope outlet 322, the second groove 333 is communicated with the second rope outlet 332, and the first groove 323 and the second groove 333 are used for accommodating the rope head of the adjusting rope. Further, two opposite through grooves 121 are formed on the side surface of the annular groove wall 12, and the through grooves 121 are used for the adjusting rope to pass through.

In this embodiment, one end of the adjusting rope sequentially passes through the first rope inlet hole 321 and the first rope outlet hole 322, the other end of the adjusting rope sequentially passes through the second rope inlet hole 331 and the second rope outlet hole 332, and then knotting operations are performed at two ends of the adjusting rope respectively, and at the same time, knotted rope ends can be placed in the first groove 323 and the second groove 333 respectively, so that one end of the adjusting rope can be fixed, and slipping of the adjusting rope from the reel 3 can be avoided.

When the bidirectional knob is used, the aim of controlling the tightness of the adjusting rope is achieved without pulling up the knob cap 5, the adjusting rope can be fastened only by rotating the knob cap 5 clockwise, and the adjusting rope can be loosened by rotating the knob cap 5 anticlockwise in the opposite direction. The bidirectional knob provided by the utility model has reasonable structure, convenient use and strong practicability, and can be used on the surfaces of carriers such as caps, clothes and the like so as to control the tightness of the carriers more conveniently.

The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present technical solution.

Claims

1. A bi-directional knob, characterized by: the device comprises a mounting seat (1), a limiting part (2), a reel (3), a clamping part (4), a knob cap (5) and a fixing part (6), wherein a containing groove (13) is formed in the mounting seat (1), a mandrel (14) is fixedly arranged in the containing groove (13), the clamping part (4) is connected to the upper end of the reel (3), and the limiting part (2) is connected to the lower end of the reel (3); the limiting piece (2), the reel (3) and the clamping piece (4) are all positioned in the accommodating groove (13) and are rotationally connected with the mandrel (14);

The center of the knob cap (5) is provided with a through hole (51), the upper end of the mandrel (14) penetrates through the through hole (51) and is fixedly connected with the lower end of the fixing piece (6), and the knob cap (5) is buckled at the upper end of the mounting seat (1) and can rotate relative to the mounting seat (1).

2. The bi-directional knob of claim 1 wherein: the mounting seat (1) comprises a base (11) and an annular groove wall (12), the base (11) comprises a bottom plate and an annular side plate, the lower end of the annular side plate is connected with the periphery edge of the bottom plate, the lower end of the annular groove wall (12) is fixedly connected with the outer peripheral surface of the annular side plate, the lower end of the mandrel (14) is fixed at the center of the upper end surface of the bottom plate, and the limiting part (2) is positioned in the base (11).

3. A bi-directional knob according to claim 2 wherein: the inner side wall of the annular groove wall (12) is provided with annular meshing teeth (122), the cross section of the clamping piece (4) is of an omega-shaped structure, two elastic arms (41) are convexly arranged on the outer side wall of the clamping piece (4), a gap (42) is formed between the two elastic arms (41), the tail ends of the two elastic arms (41) are respectively provided with a pawl (411), and the pawls (411) are meshed with the annular meshing teeth (122).

4. A bi-directional knob according to claim 2 wherein: the annular side plate is provided with a first stop block (111) protruding inwards along the radial direction of the bottom plate, the bottom surface of the reel (3) is provided with a second stop block (31), the second stop block (31) protrudes downwards into the base (11), the limiting piece (2) comprises a clamping head (21) and a circular ring (22), the clamping head (21) is connected to the outer circumferential surface of the circular ring (22) and protrudes outwards along the radial direction of the bottom plate, the circular ring (22) is sleeved on the mandrel (14) and is connected with the mandrel (14) in a rotating mode, the side end face of the first stop block (111) can be in butt joint with the side end face of the clamping head (21), and the side end face of the second stop block (31) can be in butt joint with the side end face of the clamping head (21).

5. A bi-directional knob according to claim 3 wherein: the top surface of reel (3) is provided with first fixture block (34) and second fixture block (35) of relative setting, the both sides of first fixture block (34) are equipped with spacing hole (36) respectively, the bottom surface that one end was kept away from pawl (411) to elastic arm (41) is provided with spacing post (43), the lower extreme joint of spacing post (43) is in spacing hole (36), the both sides of first fixture block (34) and the side terminal surface butt of the one end that pawl (411) was kept away from to two elastic arms (41).

6. The bi-directional knob of claim 1 wherein: the outer peripheral surface of the reel (3) is provided with a first annular winding groove (32) and a second annular winding groove (33) which are sequentially arranged from bottom to top, the first annular winding groove (32) is provided with a first rope inlet hole (321) and a first rope outlet hole (322), the first rope inlet hole (321) and the first rope outlet hole (322) are communicated through a rope passing channel, the second annular winding groove (33) is provided with a second rope inlet hole (331) and a second rope outlet hole (332), the second rope inlet hole (331) and the second rope outlet hole (332) are communicated through a rope passing channel, and the rope passing channel penetrates through the reel (3).

7. The bi-directional knob of claim 6 wherein: the bottom surface of reel (3) is provided with first recess (323) and second recess (333), first recess (323) and first play rope hole (322) intercommunication, second recess (333) and second play rope hole (332) intercommunication, first recess (323) and second recess (333) are used for holding the fag end of adjusting the rope.

8. A bi-directional knob according to claim 3 wherein: the bottom surface of knob cap (5) is equipped with third fixture block (52) and two fourth fixture blocks (53) that set up relatively in the both sides of through-hole (51) respectively, third fixture block (52) both ends respectively with the lateral surface butt of two elastic arms (41), be equipped with the accommodation space that supplies elastic arm (41) to place between the one end that two fourth fixture blocks (53) are close to third fixture block (52) and third fixture block (52).

9. A bi-directional knob according to claim 2 wherein: two opposite through grooves (121) are formed in the side face of the annular groove wall (12), and the through grooves (121) are used for allowing the adjusting ropes to penetrate.