CN215862408U - Telescopic structure and clamp holder - Google Patents

Abstract

The utility model discloses a telescopic structure and a clamp holder, wherein the telescopic structure comprises a supporting seat, a first arm, a second arm and a locking structure, the first arm and the second arm can be connected with the supporting seat in a sliding mode, the locking structure is arranged on the supporting seat and is clamped or separated from the first arm and the second arm at the same time so as to lock or release the first arm and the second arm. The first arm and the second arm can be locked and unlocked simultaneously.

Description

Telescopic structure and clamp holder

Technical Field

The utility model relates to the field of shooting auxiliary equipment, in particular to a telescopic structure and a clamping device.

Background

In the prior art, a part of telescopic structures comprise a supporting seat, a first arm and a second arm, wherein the first arm and the second arm can respectively slide relative to the supporting seat, and the first arm and the second arm slide out or slide in relative to the supporting seat to realize the telescopic function of the telescopic structures; in order to realize the positioning of the first arm and the second arm relative to the support seat during the sliding process, the first arm and the second arm are often provided with a damping positioning structure (namely, the positioning is realized by the damping force between the first arm and the second arm and the support seat during the sliding process), or two locking structures are provided to respectively lock the sliding of the first arm and the second arm relative to the support seat.

The following problems exist in the prior art in realizing the positioning of the first arm and the second arm through a damping positioning structure: firstly, the sliding of the first arm and the second arm is not smooth due to too large damping force, or the positioning effect of the first arm and the second arm is not good due to too small damping force; and adopt two locking structures among the prior art and often lead to the operation of whole device comparatively inconvenient, need relieve two locking structures respectively to the locking of first arm and second arm, just can realize the tensile of first arm and second arm.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a telescopic structure and a clamp which are convenient for simultaneously unlocking and locking a first arm and a second arm.

The utility model discloses a telescopic structure, which comprises a supporting seat; the first arm and the second arm are connected with the supporting seat in a sliding mode; and the locking structure is arranged on the supporting seat and is clamped or separated from the first arm and the second arm simultaneously so as to lock or release the first arm and the second arm.

Optionally, the locking structure includes a locking piece and a first elastic piece providing restoring force for the locking piece, the locking piece is disposed on the support seat, the locking piece abuts against the first elastic piece, one side of the locking piece, which is opposite to the first elastic piece, is clamped by the first arm and the second arm, and the locking piece is disengaged from the first arm and the second arm by external force.

Optionally, the locking piece includes button portion, first spacing portion and the spacing portion of second, the button portion stretch out in the supporting seat, first spacing portion and the relative setting of the spacing portion of second are in the both sides of button portion, first spacing portion with first arm joint, the spacing portion of second with second arm joint, first elastic component be provided with two, respectively with the first spacing portion and the spacing portion butt of second.

Optionally, a buckle is arranged on one side of the first elastic part, which is opposite to the first limiting part, on the first limiting part and the second limiting part, and a latch meshed with the buckle is arranged on the first arm and the second arm.

Optionally, the latch is provided with a plurality of latches, and the latches are uniformly distributed along the sliding path direction of the first arm and the second arm.

Optionally, the sliding paths of the first arm and the second arm in the support seat are mutually staggered.

Optionally, a limiting column is arranged in the supporting seat, limiting sliding grooves are respectively formed in the first arm and the second arm, and when the first arm and the second arm slide in the supporting seat, the limiting column slides in the limiting sliding grooves.

Optionally, extending structure still includes first pull rod and second elastic component, the one end slidable of first pull rod with first arm is connected, the second elastic component cover is established on the first pull rod, the one end of second elastic component with the end connection of first pull rod, the other end butt is in on the first arm, first pull rod receives external force toward keeping away from when the first arm direction slides, the second elastic component is compressed and is produced the elastic force that makes first pull rod resets.

Optionally, extending structure still includes second pull rod and third elastic component, the one end slidable of second pull rod with the second arm is connected, the third elastic component cover is established on the second pull rod, the one end of third elastic component with the end connection of second pull rod, the other end butt is in on the second arm, the second pull rod receives external force toward keeping away from when the second arm direction slides, the third elastic component is compressed and is produced the messenger the elastic force that the second pull rod resets.

The utility model also discloses a clamp holder which comprises a clamping part and the telescopic structure, wherein the clamping part is connected with the telescopic structure.

The telescopic structure of the embodiment of the utility model simultaneously locks or unlocks the relative sliding of the first arm and the second arm with the support seat through the locking structure, the first arm and the second arm are fixed relative to the support seat when locked, and the locking of the first arm and the second arm is simultaneously released only through the locking structure when unlocked, so that the first arm and the second arm can slide relative to the support seat, the distance between the first arm and the support seat can be adjusted, and the operation is very convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic view of a telescoping configuration of an embodiment of the utility model;

FIG. 2 is a schematic illustration of an explosive structure of an embodiment of the present invention;

FIG. 3 is a schematic view of a locking element according to an embodiment of the present invention;

FIG. 4 is a schematic view of the structure of a first arm of an embodiment of the present invention;

FIG. 5 is a schematic structural view of a cross section of an embodiment of the present invention;

fig. 6 is a partially enlarged structural view at a of fig. 7.

FIG. 7 is a schematic view showing a state where a holder is accommodated according to another embodiment of the present invention;

FIG. 8 is a schematic view of a clampable state of the clamper of another embodiment of the present invention;

100, a first arm; 200. a second arm; 300. a supporting seat; 400. a locking structure; 410. a locking member; 420. a first elastic member; 411. a button portion; 412. a first limiting part; 413. a second limiting part; 414. buckling; 110. clamping teeth; 310. a limiting column; 120. a limiting chute; 500. a first pull rod; 600. a second elastic member; 700. a second pull rod; 10. a telescopic structure; 20. a clamping portion.

Detailed Description

It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present invention may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or as implicitly indicating the number of technical features indicated. Thus, unless otherwise specified, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; "plurality" means two or more.

The utility model will be further elucidated with reference to the drawings and alternative embodiments.

As shown in fig. 1 to 8, an embodiment of the present invention discloses a telescopic structure, which includes a supporting seat 300, a first arm 100, a second arm 200, and a locking structure 400, wherein the first arm 100 and the second arm 200 are slidably connected to the supporting seat 300; the locking structure 400 is disposed on the support base 300, and is locked or separated from the first arm 100 and the second arm 200, so as to lock or release the first arm 100 and the second arm 200.

The telescopic structure of the embodiment of the utility model simultaneously locks or unlocks the relative sliding of the first arm 100 and the second arm 200 and the supporting seat 300 through one locking structure 400, when the first arm 100 and the second arm 200 are locked, the first arm 100 and the second arm 200 are fixed relative to the supporting seat 300, and when the telescopic structure is unlocked, the locking of the first arm 100 and the second arm 200 is simultaneously released only through the locking structure 400, so that the first arm 100 and the second arm 200 can slide relative to the supporting seat 300, the distance between the telescopic structure and the supporting seat 300 can be adjusted, and the operation is very convenient.

The first arm 100 and the second arm 200 can be stretched to be away from or close to each other, after the first arm 100 and the second arm 200 are stretched to a proper distance, the first arm 100 and the second arm 200 are fixed on the support base 300 through the locking structure 400, at the moment, the first arm 100 and the second arm 200 cannot move relative to the support base 300, and when the distance between the first arm 100 and the second arm 200 needs to be adjusted, the locking of the first arm 100 and the second arm 200 is simultaneously released through the locking structure 400, so that the first arm 100 and the second arm 200 can slide relative to the support base 300, and further, the stretching can be carried out again.

As shown in fig. 2 to 4, the locking structure 400 includes a locking member 410 and a first elastic member 420 providing a restoring force to the locking member 410, the locking member 410 is disposed on the supporting base 300, the locking member 410 abuts against the first elastic member 420, a side of the locking member 410 opposite to the first elastic member 420 is engaged with the first arm 100 and the second arm 200, and the locking member 410 is disengaged from the first arm 100 and the second arm 200 by an external force.

In this embodiment, one side of the locking member 410 abuts against the first elastic member 420, and the other side of the locking member 410 is simultaneously in contact with the first arm 100 and the second arm 200, the first elastic member 420 provides an elastic force for the locking member 410 when the first arm 100 and the second arm 200 are locked, so as to maintain a locked state, the locking member 410 is acted by an external force and extrudes the first elastic member 420 to generate elastic deformation, the locking member 410 is relatively displaced and simultaneously separated from the first arm 100 and the second arm 200, that is, the release of the first arm 100 and the second arm 200 is completed, the first arm 100 and the second arm 200 can slide in the support base 300, when the external force is removed, the locking member 410 is restored to an original position under the action of the restoring elastic force of the first elastic member 420, and the extrusion drives the locking member 410 to restore, so as to perform the snap-locking on the first arm 100 and the second arm 200, and the whole locking and unlocking process is simple and convenient to operate.

As shown in fig. 5 to 8, the locking member 410 includes a button portion 411, a first limiting portion 412 and a second limiting portion 413, the button portion 411 extends out of the support base 300, the first limiting portion 412 and the second limiting portion 413 are oppositely disposed at two sides of the button portion 411, the first limiting portion 412 is clamped with the first arm 100, the second limiting portion 413 is clamped with the second arm 200, and the two first elastic members 420 are respectively abutted against the first limiting portion 412 and the second limiting portion 413. The two first elastic pieces 420 are respectively abutted against the first limiting part 412 and the second limiting part 413, the first limiting part 412 is clamped with the first arm 100, the second limiting part 413 is clamped with the second arm 200, the first limiting part 412 and the second limiting part 413 are oppositely arranged relative to the button part 411, the button part 411 can be pressed through external force, so that the first limiting part 412 and the second limiting part 413 are respectively separated from the first arm 100 and the second arm 200, and the unlocking action is completed.

Specifically, a buckle 414 is disposed on one side of the first limiting portion 412 and the second limiting portion 413 opposite to the first elastic member 420, and the first arm 100 and the second arm 200 are provided with a latch 110 engaged with the buckle 414. The first arm 100 and the second arm 200 are limited and fixed by the first limiting part 412 and the second limiting part 413 through the matching limiting function of the buckle 414 and the latch 110, when pressure is applied to the button part 411, the other ends of the first limiting part 412 and the second limiting part 413 respectively extrude the two first elastic pieces 420, so that the buckle 414 is separated from the latch 110, and the first arm 100 and the second arm 200 can slide in the support seat.

More specifically, the latch 110 is provided in a plurality of numbers, and is uniformly distributed along the sliding path direction of the first and second arms 100 and 200. The latch 110 on the first arm 100 and the second arm 200 are provided with a plurality of latches 110, which are uniformly distributed along the sliding path direction of the first arm 100 and the second arm 200, the matching positions of the latches 414 and the latch 110 are provided, the distance between the first arm 100 and the second arm 200 relative to the support base 300 can be adjusted by adjusting the matching positions of the latches 414 and the latch 110, so as to realize positioning after stretching to different distances, meanwhile, when the locking member 410 is unlocked, the locking member 410 is released after the first arm 100 and the second arm 200 slide out of a certain distance, and the first limiting portion 412 and the second limiting portion 413 clamp the latches 414 into the latch 110 under the elastic action of the first elastic member 420, so that the first arm 100 and the second arm 200 cannot completely separate from the support base.

Moreover, the button 411 extends out of the support base 300, so that the button 411 can be conveniently pressed from the outside of the support base 300, and particularly, the button 411 is arranged in the middle of the side edge of the support base 300, so that the button can be conveniently held by a hand and operated by a thumb when unlocking is needed, and the button is convenient to press.

As shown, the sliding paths of the first arm 100 and the second arm 200 in the support seat 300 are mutually staggered; the first arm 100 and the second arm 200 are staggered with each other when being accommodated in the support base 300 and are overlapped in the support base 300, so that the volume of the support base 300 can be set to be small, the first arm 100 and the second arm 200 can be completely accommodated in the support base 300, the volume is reduced, and the first arm 100 and the second arm 200 cannot interfere with each other when sliding.

As shown in the figure, a limiting column 310 is arranged in the supporting seat 300, the first arm 100 and the second arm 200 are respectively provided with a limiting sliding groove 120, and when the first arm 100 and the second arm 200 slide in the supporting seat 300, the limiting column 310 slides along the limiting sliding groove 120; the sliding of the first arm 100 and the second arm 200 has a limiting effect, and the first arm 100 and the second arm 200 cannot slide out of the supporting seat 300, specifically, a partition plate (not shown) is arranged in the supporting seat 300, two limiting columns 310 are arranged and respectively arranged on two opposite sides of the partition plate, and the limiting sliding grooves 120 on the first arm 100 and the second arm 200 are located on the limiting columns 310 on two sides of the partition plate.

On the other hand, the first arm 100 and the second arm 200 are slidably connected to the support base 300 and can be fully or partially accommodated in the support base 300, so as to reduce the volume, when the locking structure 400 is engaged with the first arm 100 and the second arm 200, the first arm 100 and the second arm 200 are fixed to the support base 300 and remain relatively stationary, and when the locking structure 400 releases the first arm 100 and the second arm 200 by using an external force, the first arm 100 and the second arm 200 can slide in the support base 300.

As shown in fig. 3, 4, and 7, the telescopic structure further includes a first pull rod 500 and a second elastic member 600, one end of the first pull rod 500 is slidably connected to the first arm 100, the second elastic member 600 is sleeved on the first pull rod 500, one end of the second elastic member 600 is connected to an end of the first pull rod 500, and the other end of the second elastic member is abutted to the first arm 100, when the first pull rod 500 slides in a direction away from the first arm 100 by an external force, the second elastic member 600 is compressed to generate an elastic force for restoring the first pull rod 500, the first pull rod 500 can be pulled out from the first arm 100 to increase a stretching stroke, and under the action of the second elastic member 600, the first pull rod can automatically recover after being pulled out, and is conveniently stored in the first arm 100 to reduce a volume.

In this embodiment, be provided with the guide way (not shown) that holds first pull rod in the first arm 100, first pull rod 500 is the straight line and slides in this guide way, it is smooth and easy to keep in tensile process, guarantee the even of power, the one end of first pull rod 500 is connected with second elastic component 600, second elastic component 600 cover is established on first pull rod 500, and with the inner wall butt of first arm 100, be about to second elastic component 600 retrains completely in the guide way, when first pull rod 500 accomodates, second elastic component 600 provides less elastic force, keep the stability of accomodating the state, can not roll off easily, when first pull rod 500 pulls out first arm 100, drive second elastic component 600 and extrude the inner wall of first arm 100, second elastic component 600 is compressed, elastic force grow gradually. Specifically, the number of the first pull rod 500 is two, and the number of the second elastic members 600 is two, and the two second elastic members are respectively sleeved on the first pull rod 500, so that the stress is uniform in the process of elastic stretching.

As shown in fig. 3, 4 and 7, the telescopic structure further includes a second pull rod 700 and a third elastic member (not shown), one end of the second pull rod 700 is slidably connected to the second arm 200, the third elastic member is sleeved on the second pull rod 700, one end of the third elastic member is connected to the end of the second pull rod 700, the other end of the third elastic member abuts against the second arm 200, and when the second pull rod 700 slides in a direction away from the second arm 200 by an external force, the third elastic member is compressed to generate an elastic force for restoring the second pull rod 700.

In this embodiment, a guide groove for accommodating the second pull rod 700 is also provided in the second arm 200, and the second pull rod 700 slides linearly in the guide groove, so that the tension process is maintained smoothly, and the force is ensured to be uniform.

It should be noted that the first elastic member 420, the second elastic member 600 and the third elastic member are all springs, and the third elastic member and the second pull rod 700 have the same structure and function as the first pull rod 500 and the second elastic member 600 in the above-mentioned embodiment, and are not specifically described herein.

As another embodiment of the present invention, a clamp is disclosed, which comprises a clamping portion 20 and the telescopic structure 10 of the above embodiment, wherein the clamping portion 20 is connected with the telescopic structure 10.

Specifically, the telescopic structure 10 is applied to a holder on a selfie stick or a handheld pan/tilt head for holding and fixing a mobile phone or a camera, but is not limited to the holder, and can also be applied to other products with telescopic structures.

As shown in fig. 2 to 4, the clamping portions 20 are disposed on the first arm 100 and the second arm 200, a clamping space for placing the device is formed between the two clamping portions 20, and both the clamping portions can be close to or far away from the supporting base 300 to form clamping spaces of different sizes, so as to clamp the device stably, and specifically, a cushion pad made of soft material, such as a rubber pad or a sponge, can be disposed on the clamping portions 20 to prevent the device, such as a mobile phone, from being worn.

More specifically, the two clamping portions 20 respectively form an elastic stretching structure with the first arm 100 and the second arm 200 through the first pull rod 500, the second pull rod 700, the second elastic member 600 and the third elastic member, the clamping portions 20 are always outside the support base 300, so as to facilitate clamping of the device, a clamping space formed by the two clamping portions 20 is located at a position far away from the support base 300 after clamping of the device, when the device (such as a mobile phone or a tablet) needs to be taken down, locking of the first arm 100 and the second arm 200 is released only by external force acting on the button portion 411, the clamping portions 20 both squeeze the device in the clamping space towards the support base 300 under the action of the elastic force of the second elastic member 600 and the third elastic member, so that the device drives the first arm 100 and the second arm 200 to slide on the support base 300, and deformation of the second elastic member 600 and the third elastic member gradually decreases in the sliding process, therefore, the clamping force applied to the equipment in the clamping space is reduced, and the equipment in the clamping space can be taken out very conveniently.

In practical application, taking clamping a mobile phone as an example, as shown in fig. 1, the clamp 20 in the initial state is in the storage state, the first arm 100 and the second arm 200 are close to each other on the support base 300, and the first arm 100 and the second arm 200 are simultaneously stored in the support base 300 by the locking structure 400, so as to restrain the first arm 100 and the second arm 200 from automatically sliding out of the support base 300, thereby maintaining the storage state and minimizing the volume.

As shown in fig. 2, when the mobile phone needs to be clamped, the first pull rod 500 and the second pull rod 700 are pulled to be away from the supporting base 300, the clamping device is in a clamping state, the mobile phone can be placed in the clamping space, the mobile phone is clamped, and the elastic force of the second elastic member 600 and the third elastic member is the largest.

As shown in fig. 3, when the mobile phone needs to be unlocked, the button 411 on the supporting seat 300 is pressed to separate the fasteners on the first limiting portion 412 and the second limiting portion 413 from the latches 110 on the first arm 100 and the second arm 200, the first arm 100 and the second arm 200 are released, the clamping portion 20 can press the mobile phone in the clamping space under the action of the elastic clamping force, and under the mutual action force in the opposite directions, the mobile phone drives the first arm 100 and the second arm 200 to slide and extend relative to the supporting seat 300, the first arm 100 and the second arm 200 are farther away from the supporting seat 300, the deformation of the second elastic member 600 and the third elastic member is gradually reduced, so that the clamping force applied to the mobile phone in the clamping space is reduced, and the mobile phone in the clamping space can be conveniently taken out.

It should be noted that the holder 20 can also be movably connected with the handle, so that the user can hold the handle conveniently to hold the mobile device on the holder 20, the holder 20 can be wound around the handle to adjust the angle at will, in addition, the length of the handle can be fixed and not telescopic, and the handle can also be provided with a telescopic rod and can be adjusted in length in a telescopic manner. The handle may or may not be provided with a plurality of legs for unfolding the support.

The foregoing is a more detailed description of the utility model in connection with specific alternative embodiments, and the practice of the utility model should not be construed as limited to those descriptions. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims (10)

1. A telescoping structure, comprising:

a supporting seat;

the first arm and the second arm are connected with the supporting seat in a sliding mode;

and the locking structure is arranged on the supporting seat and is clamped or separated from the first arm and the second arm simultaneously so as to lock or release the first arm and the second arm.

2. The telescopic structure according to claim 1, wherein the locking structure comprises a locking member and a first elastic member providing a restoring force to the locking member, the locking member is disposed on the support base, the locking member abuts against the first elastic member, a side of the locking member opposite to the first elastic member is engaged with the first arm and the second arm, and the locking member is disengaged from the first arm and the second arm by an external force applied to the locking member.

3. The telescopic structure according to claim 2, wherein the locking member comprises a button portion, a first limiting portion and a second limiting portion, the button portion extends out of the support seat, the first limiting portion and the second limiting portion are oppositely arranged on two sides of the button portion, the first limiting portion is clamped with the first arm, the second limiting portion is clamped with the second arm, and two first elastic members are arranged and respectively abutted against the first limiting portion and the second limiting portion.

4. The telescopic structure according to claim 3, wherein a buckle is arranged on one side of the first limiting part and the second limiting part opposite to the first elastic part, and a latch engaged with the buckle is arranged on the first arm and the second arm.

5. The telescopic structure according to claim 4, wherein said latch is provided in plurality, evenly distributed along the direction of the sliding path of said first and second arms.

6. The telescopic structure according to claim 1, wherein the sliding paths of said first and second arms in said support are offset with respect to each other.

7. The telescoping structure of claim 6, wherein a stop post is disposed within the support, and wherein stop runners are disposed on the first and second arms, respectively, and wherein the stop post slides along the stop runners when the first and second arms slide within the support.

8. The telescopic structure according to any one of claims 1 to 7, further comprising a first pull rod and a second elastic member, wherein one end of the first pull rod is slidably connected to the first arm, the second elastic member is sleeved on the first pull rod, one end of the second elastic member is connected to the end of the first pull rod, the other end of the second elastic member abuts against the first arm, and when the first pull rod slides away from the first arm by an external force, the second elastic member is compressed to generate an elastic force for resetting the first pull rod.

9. The telescopic structure according to claim 8, further comprising a second pull rod and a third elastic member, wherein one end of the second pull rod is slidably connected to the second arm, the third elastic member is sleeved on the second pull rod, one end of the third elastic member is connected to the end of the second pull rod, the other end of the third elastic member abuts against the second arm, and when the second pull rod slides away from the second arm by an external force, the third elastic member is compressed to generate an elastic force for restoring the second pull rod.

10. A holder comprising a holding portion and a telescopic structure according to any of claims 1-9, said holding portion being connected to said telescopic structure.

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