CN216952506U

CN216952506U - Telescopic bracket

Info

Publication number: CN216952506U
Application number: CN202220092614.7U
Authority: CN
Inventors: 杨星华
Original assignee: Shenzhen Torras Technology Co ltd
Current assignee: Shenzhen Torras Technology Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-07-12
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a telescopic bracket which comprises a connecting seat, a base and a plurality of lantern rings, wherein the diameters of the lantern rings are sequentially increased, and the front lantern ring is positioned in an inner hole of the rear lantern ring and is in sliding fit with the inner hole of the rear lantern ring along the axial direction; the lantern ring comprises a body and a damping sleeve arranged on the outer circumferential surface of the body, and the damping sleeve is used for forming interference friction force with an inner hole of the next lantern ring; the connecting seat is connected with the lantern ring with the smallest diameter, the base is connected with the lantern ring with the largest diameter, or the connecting seat is connected with the lantern ring with the largest diameter, and the base is connected with the lantern ring with the smallest diameter. The electronic equipment is connected with the support through the connecting seat, and the support is fixed at the installation positions of a wall surface, a vehicle interior, a desktop and the like through the base. The plurality of lantern rings can be pulled open to enable the support to extend, or can be folded to enable the support to shorten, and the electronic device can be adjusted to be at a proper viewing distance.

Description

Telescopic bracket

Technical Field

The utility model relates to the technical field of supports, in particular to a telescopic support.

Background

The existing mobile phone support is mainly used for adjusting the placement angle, and the adjustment on the distance is not designed. In some specific scenarios, the user needs to adjust the distance between the mobile phone and the eyes to obtain a proper viewing distance, which requires a support capable of adjusting the viewing distance.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the present invention is to provide a telescopic bracket capable of adjusting the viewing distance.

In order to achieve the above purpose, the technical solution of the embodiment of the present invention is implemented as follows:

a telescopic support comprises a connecting seat, a base and a plurality of lantern rings, wherein the diameters of the lantern rings are sequentially increased, and the front lantern ring is positioned in an inner hole of the rear lantern ring and is in sliding fit with the inner hole of the rear lantern ring along the axial direction; the lantern ring comprises a body and a damping sleeve arranged on the outer circumferential surface of the body, and the damping sleeve is used for forming interference friction force with an inner hole of the next lantern ring; the connecting seat is connected with the lantern ring with the smallest diameter, and the base is connected with the lantern ring with the largest diameter, or the connecting seat is connected with the lantern ring with the largest diameter, and the base is connected with the lantern ring with the smallest diameter.

Preferably, the heights of the plurality of collars are equal, or the heights of the plurality of collars are sequentially increased.

Preferably, an annular flange is arranged on the outer circumferential surface of the body and located at one axial end of the body, and the damping sleeve is blocked on the annular flange.

Preferably, the body further comprises a limiting protrusion arranged on the annular flange, a limiting sliding groove is axially arranged in the inner hole of the body, and the limiting protrusion of the previous lantern ring is in sliding fit with the limiting sliding groove of the next lantern ring.

Preferably, the number of the limiting protrusions is multiple, the limiting protrusions are arranged along the circumferential direction of the annular flange at intervals, and the inner hole wall of the body is correspondingly provided with multiple limiting sliding grooves.

Preferably, be provided with on the base and accomodate the hole, the diameter is the biggest the lantern ring is located accomodate the hole in, accomodate the hole and be provided with the mounting groove along the axial, the diameter is the biggest spacing arch on the lantern ring with mounting groove sliding fit.

Preferably, the connecting seat comprises a sliding part and an end disc connected with the sliding part, the sliding part is positioned in the inner hole of the collar with the smallest diameter and is in sliding fit with the collar with the smallest diameter, and the end disc is used for connecting equipment to be installed.

Preferably, the diameter of the end disc is larger than the diameter of the slider, and/or the diameter of the end disc is equal to the diameter of the base.

Preferably, the damping sleeve is made of elastic materials.

Preferably, a back glue layer or a sucking disc is arranged on one side of the base, which is back to the connecting seat.

Among the above-mentioned technical scheme of this application, because telescopic bracket includes connecting seat, base and a plurality of lantern ring, electronic equipment passes through the connecting seat and links to each other with the support, and the support is then fixed in mounted positions such as wall, car, desktop through the base. The diameters of the multiple lantern rings are sequentially increased, the previous lantern ring is located in the inner hole of the next lantern ring, and the previous lantern ring is in sliding fit with the inner hole of the next lantern ring along the axial direction, so that the multiple lantern rings can be pulled open to enable the support to extend, or can be folded to enable the support to shorten, and the electronic equipment is adjusted to a proper viewing distance. The damping cover that sets up on the lantern ring makes and forms interference frictional force between the adjacent lantern ring, guarantees that the support has sufficient frictional resistance and holding power when tensile or shrink.

Drawings

FIG. 1 is a schematic view of an embodiment of the present application showing the use of a telescoping support;

FIG. 2 is a schematic view of another application of the telescopic bracket of the embodiment of the present application;

FIG. 3 is a perspective view of the telescoping shoring legs of an embodiment of the present application in a retracted state;

fig. 4 is a perspective view of the telescopic bracket in the embodiment of the present application in a stretching state;

FIG. 5 is a cross-sectional view of the telescoping stent in the retracted state in an embodiment of the present application;

FIG. 6 is a cross-sectional view of the telescoping stent in a stretched state in an embodiment of the present application;

FIG. 7 is a schematic view of region A of FIG. 6;

FIG. 8 is a perspective view of the body of the collar in an embodiment of the present application;

FIG. 9 is an exploded view of the components of the collar of the embodiment of the present application;

fig. 10 is an exploded view of another perspective component of the collar of the embodiment of the present application.

The reference numbers illustrate:

10-telescopic bracket, 20-electronic equipment, 100-connecting seat, 110-sliding part, 120-end disc, 130-elastic sleeve, 200-base, 210-accommodating hole, 220-mounting groove, 230-gum layer, 300-lantern ring, 301-inner hole, 302-sliding groove, 310-body, 311-annular flange, 312-limiting protrusion and 320-damping sleeve.

Detailed Description

The technical scheme of the utility model is further elaborated by combining the drawings and the specific embodiments in the specification. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. In the following description, reference is made to the expression "some embodiments" which describe a subset of all possible embodiments, but it should be understood that "some embodiments" may be the same subset or different subsets of all possible embodiments, and may be combined with each other without conflict.

It will also be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "inner," "outer," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

An embodiment of the present application provides a retractable stand 10 for mounting an electronic device 20 such as a mobile phone, an MP4, a tablet, etc. to change the distance between the electronic device 20 and the eyes of a user through its retractable function, so as to obtain an optimal viewing distance. Referring to fig. 1 to 6, the retractable bracket 10 includes a connecting base 100, a base 200 and a plurality of rings 300, the connecting base 100 is used for connecting the electronic device 20, the base 200 is used for being fixed on a wall surface, a vehicle interior, a desktop, and other scenes, and the plurality of rings 300 are used for implementing the retractable adjustment function. Specifically, the diameters of the plurality of collars 300 are sequentially increased, and the previous collar 300 is located in the inner hole 301 of the next collar 300 and is in sliding fit with the inner hole 301 of the next collar 300 along the axial direction, so that the plurality of collars 300 can be pulled apart to extend the stent or pulled apart to shorten the stent. The connecting base 100 and the base 200 are respectively disposed at opposite ends of the bracket, and the connecting base 100 may be connected to the collar 300 having the smallest diameter, and the base 200 may be connected to the collar 300 having the largest diameter, or the connecting base 100 may be connected to the collar 300 having the largest diameter, and the base 200 may be connected to the collar 300 having the smallest diameter. Referring to fig. 7 to 10, the collar 300 includes a body 310 and a damping sleeve 320 disposed on an outer circumferential surface of the body 310, wherein the damping sleeve 320 is configured to form an interference friction force with an inner hole 301 of the latter collar 300. So that sliding resistance is formed between the lantern ring 300 and the lantern ring 300, and after a user adjusts the telescopic bracket, the relative position of the lantern ring 300 and the lantern ring 300 is not changed under the action of gravity. The damping sleeve 320 is preferably made of an elastic material, including but not limited to silicone, rubber, sponge, and the like. The elasticity of the damping sleeve 320 is utilized to form interference friction force with the inner hole 301 of the latter lantern ring 300, thereby ensuring enough friction resistance and supporting force.

In the above technical solution of the present application, since the retractable bracket 10 includes the connecting seat 100, the base 200 and the plurality of lantern rings 300, the electronic device 20 is connected to the bracket through the connecting seat 100, and the bracket is fixed to the mounting positions such as the wall surface, the interior of the vehicle, and the desktop through the base 200. The diameters of the plurality of lantern rings 300 are sequentially increased, and the previous lantern ring 300 is located in the inner hole 301 of the next lantern ring 300 and is in sliding fit with the inner hole 301 of the next lantern ring 300 along the axial direction, so that the plurality of lantern rings 300 can be pulled apart to extend the support or be folded together to shorten the support, and the electronic device 20 is adjusted to a proper viewing distance. The damping sleeve 320 arranged on the lantern ring 300 enables interference friction force to be formed between adjacent lantern rings 300, and sufficient friction resistance and supporting force are guaranteed when the support stretches or contracts.

As a specific embodiment of the present invention, the heights of the plurality of collars 300 are equal, or the heights of the plurality of collars 300 are sequentially increased, so that all of the collars 300 can be accommodated in the collar 300 with the largest diameter when the telescopic bracket 10 is folded, thereby saving the occupied space and facilitating carrying.

Preferably, an annular flange 311 is disposed on an outer circumferential surface of the body 310, the annular flange 311 is located at one end of the body 310 in an axial direction, and the damping sleeve 320 is blocked on the annular flange 311. The thickness of the annular flange 311 is equal to or less than the thickness of the damping sleeve 320. Further, the body 310 further includes a limiting protrusion 312 disposed on the annular flange 311, a limiting sliding groove 302 is axially disposed in the inner hole 301 of the body 310, and the limiting protrusion 312 of the previous collar 300 is in sliding fit with the limiting sliding groove 302 of the next collar 300. The position-limiting sliding groove 302 is used for limiting the sliding distance of the previous lantern ring 300, so that the previous lantern ring 300 is not separated from the next lantern ring 300 all the time when sliding. In the embodiment shown in the drawings, the base 200 is attached to the collar 300 having the largest diameter, and the annular flange 311 and stop projection 312 are located on the body 310 near one end of the base 200. The number of the limiting protrusions 312 is multiple, the limiting protrusions 312 are arranged at intervals along the circumferential direction of the annular flange 311, the inner hole 301 wall of the body 310 is correspondingly provided with a plurality of limiting sliding grooves 302, and a user limits the sliding direction and the sliding distance of the collar 300.

As an optional embodiment of the present invention, the base 200 is provided with a receiving hole 210, the collar 300 with the largest diameter is located in the receiving hole 210, the receiving hole 210 is provided with a mounting groove 220 along the axial direction, and the limiting protrusion 312 on the collar 300 with the largest diameter is in sliding fit with the mounting groove 220, so that the whole bracket can be accommodated in the base 200. The mounting groove 220 functions as a stopper slide groove 302, and the mounting groove 220 defines that the collar 300 with the largest diameter is not separated from the base 200 all the time when sliding.

Further, the connecting socket 100 includes a slider 110 and an end disc 120 connected with the slider 110, the slider 110 is located in the inner hole 301 of the collar 300 with the smallest diameter and is in sliding fit with the collar 300 with the smallest diameter, and the end disc 120 is used for connecting the device to be installed. The outer circumferential surface of the slider 110 may also be provided with a stopper projection 312 for engaging the slide groove 302 of the collar 300 having the smallest diameter. In the embodiment shown in the drawings, the slider 110 is a cylindrical block, and the end disc 120 has a disk shape and is coupled to the slider 110 by screws. To facilitate connection to the electronic device 20, the diameter of the end disk 120 is larger than the diameter of the slider 110, and/or the diameter of the end disk 120 is equal to the diameter of the base 200. Further, the connecting base 100 may also include an elastic sleeve 130 sleeved on the sliding member 110, wherein the elastic sleeve 130 is used for increasing the friction force between the sliding member 110 and the collar 300 with the smallest diameter. Further, a back glue layer 230 or a suction cup is disposed on a side of the base 200 facing away from the connection seat 100, so that the telescopic bracket 10 can be fixed to a wall surface, a vehicle interior, a desktop, or other use scenes.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. The scope of the utility model is to be determined by the scope of the appended claims.

Claims

1. A telescopic support is characterized by comprising a connecting seat, a base and a plurality of lantern rings, wherein the diameters of the lantern rings are sequentially increased, and the front lantern ring is positioned in an inner hole of the rear lantern ring and is in sliding fit with the inner hole of the rear lantern ring along the axial direction; the lantern ring comprises a body and a damping sleeve arranged on the outer circumferential surface of the body, and the damping sleeve is used for forming interference friction force with an inner hole of the next lantern ring; the connecting seat is connected with the lantern ring with the smallest diameter, and the base is connected with the lantern ring with the largest diameter, or the connecting seat is connected with the lantern ring with the largest diameter, and the base is connected with the lantern ring with the smallest diameter.

2. The telescoping shoring stand of claim 1, wherein the height of a plurality of said collars is equal or the height of a plurality of said collars increases sequentially.

3. The telescopic bracket according to claim 1, wherein an annular flange is provided on the outer circumferential surface of the body, the annular flange being located at one end of the body in the axial direction, and the damping sleeve being blocked on the annular flange.

4. The telescopic bracket according to claim 3, wherein the body further comprises a limiting protrusion arranged on the annular flange, a limiting sliding groove is axially arranged in the inner hole of the body, and the limiting protrusion of the previous sleeve ring is in sliding fit with the limiting sliding groove of the next sleeve ring.

5. The telescopic bracket according to claim 4, wherein the number of the limiting protrusions is multiple, the limiting protrusions are arranged at intervals along the circumferential direction of the annular flange, and the inner hole wall of the body is correspondingly provided with multiple limiting sliding grooves.

6. The telescopic bracket according to claim 4, wherein the base is provided with a receiving hole, the collar with the largest diameter is positioned in the receiving hole, the receiving hole is provided with an installation groove along the axial direction, and a limiting protrusion on the collar with the largest diameter is in sliding fit with the installation groove.

7. A telescopic bracket according to claim 4, wherein the connecting seat comprises a slider and an end disc connected with the slider, the slider is located in the inner bore of the collar with the smallest diameter and is in sliding fit with the collar with the smallest diameter, and the end disc is used for connecting equipment to be installed.

8. A telescopic support according to claim 7, wherein the diameter of the end disc is larger than the diameter of the slider and/or the diameter of the end disc is equal to the diameter of the base.

9. The telescoping mast of any one of claims 2 to 8, wherein the damping sleeve is elastomeric.

10. The telescopic rack according to any one of claims 1 to 8, wherein a back adhesive layer or a suction cup is provided on a side of the base facing away from the connecting seat.