CN214533884U - Telescopic positioning structure, support piece and folding fan - Google Patents

Abstract

The utility model provides a flexible location structure and support piece and folding fan, when needs carry out the unblock action, the relative second pole of deblocking moves, and the inclined plane and the single-end emergence contact on the deblocking piece, the single-end will take place the motion of withdrawal locating hole under the promotion on inclined plane this moment, takes place to break away from until single-end and locating hole, will no longer be connected between first pole and the second pole this moment to accomplish the unblock. Through the operation mode, the user does not need to directly act the fingers on the single head, but directly completes unlocking operation by pushing the unlocking piece, so that the situation that the single head abuts against the fingers and the fingers are painful and even are crushed can be avoided.

Description

Telescopic positioning structure, support piece and folding fan

Technical Field

The utility model relates to a flexible locating lever technical field, concretely relates to flexible location structure and support piece and folding fan.

Background

The foldable fan is a new fan category in the market, can be folded and stored, is convenient to carry, has small space occupied by the foldable fan when not in use, is popular with consumers, and has a telescopic positioning structure as a core component.

The telescopic positioning structure in the prior art mainly comprises locking structures arranged at joint positions between two adjacent pipes respectively, and the locking structures between the two pipes are mutually occluded through friction force, so that the two pipes are prevented from moving relatively in a locking state.

For the locking structure, in order to realize deformation in a locking state, plastic materials are generally adopted, and in the repeated locking and unlocking process, the locking structure can be subjected to friction for many times, so that the size of the locking structure is changed, and the assembly stability of the telescopic rod positioning structure in the using process is influenced.

In order to solve the above problems, in the prior art, a locking and unlocking structure is provided, as shown in fig. 1, positioning holes 3a are respectively formed in corresponding portions of two adjacent telescopic rods, a button 2a is connected to the spring 1a, and the button 2a can simultaneously penetrate through the positioning holes 3a of the two telescopic rods, so that the two telescopic rods can be fixed, and when the button 2a is separated from the positioning holes 3a under an external force, relative unlocking between the two telescopic rods can be realized.

However, during the retraction of the button 2a, the user is required to provide a certain external force for driving, but the button 2a itself receives the elastic force of the spring 1a and the friction force of the inner wall of the positioning hole 3 a. For some people with small hand strength, when the user presses the button 2a, the situation that the button 2a cannot be pressed easily occurs due to large resistance, and more importantly, the user experience is affected due to the fact that the resistance is too large, and the finger pain is easily caused.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that needs to carry out manual pressing, bring inconvenience for the user to the locking structure among the prior art.

Therefore, the utility model provides a flexible location structure, include: a first lever; a second rod having an inner diameter greater than an outer diameter of the first rod; the locking piece comprises a single head and a pushing piece connected with the single head; the first rod and the second rod are respectively provided with a positioning hole, and the single head is suitable for extending into the positioning holes when the first rod and the second rod move to the locking positions; unlocking part, movably the cover establish on the outer wall of second pole, be provided with the inclined plane on unlocking part's the inner wall, follow and be close to the direction of locking part, the internal diameter on inclined plane increases gradually, the inclined plane is suitable for promoting single-end emergence gets into the motion of locating hole.

The utility model provides a telescopic positioning structure, which also comprises an inner connecting piece arranged inside the second rod, wherein the inner connecting piece is provided with an inner connecting positioning hole;

the utility model provides a flexible location structure, the inner connecting piece includes: the main body is arranged in a through manner, and an annular blocking part is arranged on the outer wall of the main body; the partition plate is arranged in the main body, connected with the inner wall of the main body and suitable for forming a locking cavity and a wiring cavity in the main body, and the locking piece is suitable for being placed in the locking cavity.

The utility model provides a flexible location structure, be provided with the axle sleeve locating hole on the top lateral wall of second pole, the axle sleeve sets up on the axle sleeve locating hole.

The utility model provides a flexible location structure, be provided with on the lateral wall of axle sleeve with the corresponding reference column of axle sleeve locating hole.

The utility model provides a flexible location structure, the axle sleeve is kept away from the one end of locking piece is provided with the step, be provided with the inclined plane on the step, follow and keep away from the direction of locking piece, the internal diameter crescent on inclined plane.

The utility model provides a flexible location structure, first pole with be provided with the backstop piece between the second pole, the backstop piece rises and tightly sets up the outer wall of first pole with between the inner wall of second pole.

The utility model provides a flexible location structure, be provided with backstop piece locating hole on the first pole, end the separation blade with the corresponding position of backstop piece locating hole is provided with backstop piece reference column.

The utility model provides a flexible location structure, the interval is provided with a plurality of beads, adjacent two on the inner wall of end separation blade be provided with between the bead and keep away the vacancy.

The utility model provides a support piece, include: the utility model provides a telescopic positioning structure; wherein, along direction of height, be located the top flexible location structure's second pole is for being located the below flexible location structure's first pole is located the below be located the flexible location structure is last to be provided with the unlocking piece.

The utility model provides a folding fan, include: the utility model provides a support piece, wherein a lead is arranged in the support piece; the fan head is arranged at the top of the support piece; the supporting seat is arranged at the bottom of the supporting piece.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a flexible location structure, include: the locking piece comprises a single head and a pushing piece connected with the single head; the first rod and the second rod are respectively provided with a positioning hole, and the single head is suitable for extending into the positioning holes when the first rod and the second rod move to the locking positions; unlocking part, movably the cover establish on the outer wall of second pole, be provided with the inclined plane on unlocking part's the inner wall, follow and be close to the direction of locking part, the internal diameter on inclined plane increases gradually, the inclined plane is suitable for promoting single-end emergence gets into the motion of locating hole.

When locking action is required, the first rod is controlled to move relative to the second rod until the positioning holes of the first rod and the second rod are overlapped on the same straight line, and at the moment, a single head on the locking piece extends out of the positioning hole under the pushing of the pushing piece, so that the locking action is realized.

When needs carried out the unblock action, the relative second pole of unblock piece moves, until the inclined plane on the unblock piece and single-end emergence contact, the single-end will take place to retract the motion of locating hole under the promotion on inclined plane this moment, takes place to break away from until single-end and locating hole, will no longer be connected between first pole and the second pole this moment to accomplish the unblock.

Through the operation mode, the user does not need to directly act the fingers on the single head, but directly completes unlocking operation by pushing the unlocking piece, so that the situation that the single head abuts against the fingers and the fingers are painful and even are crushed can be avoided.

2. The utility model provides a telescopic positioning structure, which also comprises an inner connecting piece arranged inside the second rod, wherein the inner connecting piece is provided with an inner connecting positioning hole; the inner joint member includes: the partition plate is arranged in the main body, connected with the inner wall of the main body and suitable for forming a locking cavity and a wiring cavity in the main body, and the locking piece is suitable for being placed in the locking cavity.

Through setting up the line chamber, can form in flexible location structure inside and walk the line region to can prevent effectively that the mixed and disorderly condition of walking of line that the circuit setting caused when flexible location structure is outside from taking place.

3. The utility model provides a flexible location structure, the axle sleeve is kept away from the one end of locking piece is provided with the step, be provided with the inclined plane on the step, follow and keep away from the direction of locking piece, the internal diameter crescent on inclined plane.

Through setting up the inclined plane, because inclined plane self increases along the direction internal diameter of keeping away from the locking piece gradually, after the unblock takes place for second pole and first pole, the second pole can remove first pole relatively, after the locking piece that sets up on moving to the first pole, the action of retracting takes place for the single-end on the inclined plane can the drive locking piece, and then can realize the unblock action of adjacent second pole and first pole step by step.

Furthermore, after the inclined plane finishes driving the single head, the inclined plane self leans against one side of the single head, so that the single head can be prevented from dropping off again, and stable separation between the first rod and the second rod can be ensured.

4. The utility model provides a flexible location structure, first pole with be provided with the backstop piece between the second pole, the backstop piece rises and tightly sets up the outer wall of first pole with between the inner wall of second pole.

Through setting up the stopping piece, after first pole takes place to break away from with the second pole, because have certain damping between first pole and the second pole, consequently can realize that first pole carries out the motion location of motion in-process relative the second pole.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the prior art;

fig. 2 is a schematic structural diagram of the supporting member provided by the present invention;

fig. 3 is a schematic structural diagram of an inner connecting member provided by the present invention;

fig. 4 is a schematic structural view of the locking member provided by the present invention;

FIG. 5 is an enlarged view of area B of FIG. 2;

fig. 6 is a schematic view of the assembly between the stopping piece and the second rod according to the present invention;

fig. 7 is an enlarged view of region a in fig. 2.

Description of the background art reference numerals:

1 a-a spring; 2 a-a button; 3 a-a positioning hole;

description of the examples reference numerals:

1-a first rod; 2-a second rod; 21-shaft sleeve positioning holes; 3-an inner connecting piece; 31-inscribing a positioning hole; 32-a locking cavity; 33-routing cavity; 4-a locking element; 41-single head; 42-a pusher; 5-positioning holes; 7-inclined plane; 8-shaft sleeve; 9-stopping sheet; 91-stop sheet positioning post; 92-a rib; 10-unlocking the lock.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The present embodiment provides a telescopic positioning structure, as shown in fig. 2, including:

a first lever 1;

a second rod 2 having an inner diameter greater than an outer diameter of the first rod; specifically, the first rod and the second rod are arranged in a cylindrical shape, and can move relatively.

A locking member 4 including a single head 41 and a pushing member 42 connected to the single head 41; the first rod and the second rod are respectively provided with a positioning hole 5, and the single head 41 is suitable for entering the positioning holes 5 when the first rod and the second rod move to the locking position;

when the unlocking piece 10 moves to the single head 41, the single head 41 is pushed by the inclined surface 7 to move the positioning hole, and the first rod and the second rod are separated from each other, so that the unlocking action is realized.

Further, in this embodiment, the present invention further includes an inner connector 3 disposed inside the second rod, the inner connector 3 is provided with an inner positioning hole 31, the inner positioning hole 31 and the positioning hole 5 are disposed correspondingly, and when the locking is required, the single head 41 extends into the positioning hole 5 through the inner positioning hole 31;

specifically, the internal connector 3 is arranged at the bottom position of the first rod, and after the first rod moves to the top position of the second rod, the single head 41 is disengaged from the internal connection positioning hole 31 and then enters the positioning holes 5 on the first rod and the second rod respectively, so that the connection action of the first rod and the second rod is realized.

As shown in fig. 2, specifically, the end of the single head 41 is disposed in a circular arc shape, and when the single head 41 retracts toward the inner connecting piece 3, the end of the single head 41 will contact with the inner wall of the second rod, and at this time, the single head 41 will still be subjected to an axial pulling force, and under the combined action of the axial pulling force and the circular arc-shaped end, the single head 41 will be pressed against the inner wall of the second rod alone, so as to disengage from the positioning hole on the second rod.

Meanwhile, the structure of the pushing member 42 is not limited, and a spring structure or a spring plate structure may be adopted as long as the pushing action on the single head 41 can be realized.

Unlocking piece 10, movably the cover is established on the outer wall of second pole, be provided with inclined plane 7 on unlocking piece 10's the inner wall, follow and be close to the direction of locking piece, the internal diameter on inclined plane 7 increases gradually, inclined plane 7 is suitable for the promotion single-end 41 takes place to retract the motion of 3 directions of internals.

As shown in fig. 2 and 7, the unlocking member 10 is disposed on the outer wall of the second rod in a cylindrical shape and can be moved relative to the second rod by an external force. When the unlocking member 10 moves to the single head 41, the single head 41 is pushed by the inclined surface 7 to move back to the inner connecting member 3, as shown in fig. 2-7, the single head 41 moves from left to right until the single head 41 is separated from the positioning hole on the second rod, at which time the first rod and the second rod are not connected, so that the unlocking is completed.

Through the operation mode, the user does not need to directly apply fingers to the single head 41, but directly completes the unlocking operation by pushing the unlocking piece 10, so that the situation that the single head 41 abuts against the fingers, and the fingers are painful and even are crushed can not occur.

In the telescopic positioning structure provided in this embodiment, the inner connecting member 3 includes: the main body is arranged in a through manner, and an annular blocking part is arranged on the outer wall of the main body; the partition plate is arranged in the main body, connected with the inner wall of the main body, and suitable for forming a locking cavity 32 and a wiring cavity 33 in the main body, and the locking piece is suitable for being placed in the locking cavity 32.

In particular, by providing an annular blocking portion, the inner connector 3 can be clamped in the bottom position of the first rod, thereby preventing the inner connector 3 from moving to the inside of the first rod. By providing a partition, which is connected to the inner wall, a locking cavity 32 can be formed with the inner wall, stabilizing the locking piece inside the inner piece 3. Meanwhile, the main body is arranged in a penetrating mode, so that the wires can be laid in the whole length direction through the arrangement of the wire routing cavity 33, and the situation that the wires are exposed outside and are arranged in disorder can be effectively avoided.

In this embodiment, a bushing positioning hole 21 is formed in a side wall of the top of the second rod, and the bushing 8 is disposed in the bushing positioning hole 21.

By providing the sleeve 8, it can interact with an annular stop on the inner part 3, so that it is possible to avoid the first rod coming out of engagement with the second rod.

Specifically, in order to realize the connection action, a positioning column corresponding to the shaft sleeve positioning hole 21 is arranged on the side wall of the shaft sleeve 8. Specifically, the quantity of reference column is two, and relative setting on the outer wall of axle sleeve 8, and is corresponding, and axle sleeve locating hole 21 self sets up with the reference column is corresponding.

In this embodiment, as shown in fig. 7, a step is provided at an end of the shaft sleeve 8 away from the locking element, and an inclined surface 7 is provided on the step, and an inner diameter of the inclined surface 7 gradually increases in a direction away from the locking element, that is, in an upward direction, the inner diameter of the inclined surface 7 gradually increases.

In this embodiment, a stop piece 9 is disposed between the first rod and the second rod, and as shown in fig. 6, the stop piece 9 is disposed between an outer wall of the first rod 1 and an inner wall of the second rod 2 in a tensioned manner.

Specifically, a stop piece positioning hole is formed in the first rod, a stop piece positioning column 91 is arranged at a position of the stop piece corresponding to the stop piece positioning hole, specifically, the stop piece positioning column 91 is arranged on the inner wall of the stop piece in a protruding manner, and the shape of the stop piece positioning column is the same as that of the stop piece positioning hole, for example, a circular structure is adopted.

Through setting up end separation blade reference column 91 and backstop piece locating hole, can realize the stable connection between end separation blade and the first pole to when avoiding first pole to take place relative movement relative to the second pole, the backstop piece takes place to remove relative to the first pole.

Specifically, backstop piece self adopts flexible material to make, like rubber, silica gel etc to can provide certain damping between first pole and second pole, and then can improve and give the certain feedback of feeling of user.

Furthermore, a plurality of convex ribs 92 are arranged on the inner wall of the stopping sheet at intervals, and a space avoiding position is arranged between every two adjacent convex ribs 92. Can ensure that the interference magnitude is not too tight and the telescopic hand feeling is ensured.

In this embodiment, the number of the stop pieces is two, and the stop pieces are symmetrically arranged on two opposite surfaces of the first rod, and the stop pieces are arranged on two side portions of the positioning hole.

Example 2

The present embodiment provides a support, including:

the telescopic positioning structure provided in embodiment 1;

wherein, along direction of height, be located the top the second pole of flexible location structure is located the below the first pole of flexible location structure is located the below be located the flexible location structure is last to be provided with unblock piece 10.

By the arrangement, the supporting piece can be arranged in a plurality of nested forms. Meanwhile, by arranging the unlocking piece 10 on the telescopic positioning structure at the lowest part, after the unlocking piece 10 is driven to unlock the first group of telescopic positioning structures, as shown in fig. 5, the shaft sleeve 8 is arranged at the top end of the second rod, and the inclined surface 7 is arranged on the shaft sleeve 8, so that the telescopic positioning structures above the shaft sleeve 8 can be unlocked successively. The entire support can eventually be collapsed into the lowermost, largest inner diameter rod.

Example 3

The present embodiment provides a folding fan, including:

the support provided in embodiment 2, wherein a wire is threaded through the support;

the fan head is arranged at the top of the support piece;

the supporting seat is arranged at the bottom of the supporting piece. The structure of the supporting seat is not limited, a concave part is arranged on the supporting seat, and the lower end of the supporting piece is embedded into the concave part, so that stable connection action is realized.

In this embodiment, wire self sets up in support piece's inside, can not take place to expose to avoid removing the inconvenience of in-process at folding fan.

Specifically, wire inlet holes are formed in the side walls of the supporting members, and wires enter through the wire inlet holes and then sequentially pass through the routing cavities 33 in each internal connecting member, so that the wires extend in the length direction of the whole supporting member and are finally connected with the fan head.

Meanwhile, a through hole is formed below the support member, through which a wire can be introduced into the support member and connected with the fan head through the routing cavity 33.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (11)

1. A telescopic positioning structure, comprising:

a first lever (1);

a second rod (2), the second rod (2) having an inner diameter greater than the outer diameter of the first rod (1);

a locking member (4) comprising a single head (41) and a pushing member (42) connected to the single head (41);

the first rod (1) and the second rod (2) are respectively provided with a positioning hole (5), and the single head (41) is suitable for extending into the positioning hole (5) when the first rod (1) and the second rod (2) move to a locking position;

unlocking piece (10), movably the cover is established on the outer wall of second pole (2), be provided with inclined plane (7) on the inner wall of unlocking piece (10), follow and be close to the direction of locking piece (4), the internal diameter on inclined plane (7) increases gradually, inclined plane (7) are suitable for the promotion single-end (41) take place to get into the motion of locating hole (5).

2. The telescopic positioning structure of claim 1, further comprising: the inner connecting piece (3) is arranged inside the second rod (2), and an inner connecting positioning hole (31) is formed in the inner connecting piece (3).

3. A telescopic positioning structure according to claim 2, wherein said inner member (3) comprises:

the main body is arranged in a through manner, and an annular blocking part is arranged on the outer wall of the main body;

the partition plate is arranged in the main body and connected with the inner wall of the main body, the partition plate is suitable for forming a locking cavity (32) and a wiring cavity (33) in the main body, and the locking piece (4) is suitable for being placed in the locking cavity (32).

4. The telescopic positioning structure according to claim 3, wherein a bushing positioning hole (21) is provided on the top side wall of the second rod (2), and a bushing (8) is provided on the bushing positioning hole (21).

5. The telescopic positioning structure according to claim 4, wherein the side wall of the shaft sleeve (8) is provided with positioning columns corresponding to the shaft sleeve positioning holes (21).

6. A telescopic positioning structure according to claim 4 or 5, characterized in that the end of the sleeve (8) remote from the locking element (4) is provided with a step, on which a sloping surface (7) is provided, the inner diameter of the sloping surface (7) increasing in the direction away from the locking element (4).

7. The telescopic positioning structure according to any one of claims 1 to 5, wherein a stop piece (9) is arranged between the first rod (1) and the second rod (2), and the stop piece (9) is arranged between the outer wall of the first rod (1) and the inner wall of the second rod (2) in a tensioning manner.

8. The telescopic positioning structure according to claim 7, wherein a stop piece positioning hole is formed in the first rod (1), and a stop piece positioning column (91) is arranged at a position of the stop piece (9) corresponding to the stop piece positioning hole.

9. The telescopic positioning structure according to claim 8, wherein a plurality of ribs (92) are arranged on the inner wall of the stopping sheet (9) at intervals, and a space avoiding position is arranged between two adjacent ribs (92).

10. A support, comprising:

a plurality of telescoping positioning structures as described in any of claims 1-9;

wherein, along direction of height, be located the top second pole (2) of flexible location structure, for being located the below first pole (1) of flexible location structure is located the below be provided with on the flexible location structure unblock piece (10).

11. A folding fan, comprising:

the support of claim 10, wherein a wire is threaded through the support;

the fan head is arranged at the top of the support piece;

the supporting seat is arranged at the bottom of the supporting piece.

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