CN216201802U

CN216201802U - Radian adjusting unit and display screen

Info

Publication number: CN216201802U
Application number: CN202122431468.4U
Authority: CN
Inventors: 张超; 蒙林科
Original assignee: Roe Visual Co ltd
Current assignee: Roe Visual Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-04-05
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a radian adjusting unit and a display screen, wherein the display screen comprises the radian adjusting unit, the radian adjusting unit comprises a fixed seat, a sliding seat, a driving piece and a locking piece, the sliding seat is connected with the fixed seat in a sliding way, and the sliding track is in an arc shape; the driving piece is used for driving the sliding seat to slide relative to the fixed seat; the locking member may be configured in a first position and a second position different from the first position; when the locking piece is at the first position, the driving piece can not move so as to lock the relative position of the sliding seat and the fixed seat; when the locking piece is at the second position, the driving piece can move to drive the sliding seat to slide relative to the fixed seat. This application utilizes the motion of locking piece restriction driving piece to realize the relative position locking of sliding seat and fixing base, easy operation and locking reliable and stable.

Description

Radian adjusting unit and display screen

Technical Field

The utility model relates to the field of display screens, in particular to a radian adjusting unit and a display screen.

Background

In the occasions such as stage and exhibition, large display pictures are generally needed, and the too large display screens are inconvenient to transport. The existing solution is: and splicing the plurality of display screens into a large display screen by using the connecting lock so as to increase the display picture. The large display screen that needs the concatenation to come out sometimes has certain radian, and ordinary connection lock just can not satisfy the demand this moment, need connect the lock with the help of the radian, and the function that the tool to lock angle modulation is connected to the radian. The inventor finds that the prior radian connecting lock is inconvenient to lock the relative position of the fixed seat and the sliding seat after the radian is adjusted in place.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides an arc adjustment unit and a display screen, wherein a locking piece is used for limiting the movement of a driving piece so as to lock the relative position of a sliding seat and a fixed seat.

The technical scheme adopted by the utility model is as follows:

an arc adjustment unit comprising:

a fixed seat;

the sliding seat is connected with the fixed seat in a sliding way, and the sliding track is in an arc shape;

the driving piece is used for driving the sliding seat to slide relative to the fixed seat;

a locking member configurable in a first position and a second position different from the first position; when the locking piece is at the first position, the driving piece cannot move so as to lock the relative positions of the sliding seat and the fixed seat; when the locking piece is at the second position, the driving piece can move to drive the sliding seat to slide relative to the fixed seat.

Further, when the locking member is in the first position, the locking member directly or indirectly compresses the driving member to restrict the driving member from moving.

Furthermore, the sliding seat is provided with a first accommodating groove, and at least part of the driving piece is arranged in the first accommodating groove; when the locking piece is at the first position, the locking piece extrudes the first outer side wall to enable the first inner side wall to be abutted against the driving piece, so that the driving piece is limited to move.

Further, the angle between the first outer side wall and the horizontal plane is an acute angle; the surface of the locking piece, which is contacted with the first outer side wall, is a bevel matched with the first outer side wall.

Furthermore, the sliding seat is provided with a second accommodating groove, and the locking piece is arranged in the second accommodating groove.

Further, the sliding seat is provided with a guide groove, the fixed seat is provided with a guide part, the guide part is matched with the guide groove, and the guide part can slide in the guide groove so as to realize that the sliding seat slides relative to the fixed seat.

Further, the guide groove and the second accommodating groove are respectively arranged at two sides of the first accommodating groove; the first accommodating groove is provided with a second outer side wall opposite to the first outer side wall, and the second outer side wall is an inner side wall of the guide groove.

Further, the guide groove and the second accommodating groove are symmetrical; or the angle between the second outer side wall and the horizontal plane is acute.

Further, the locking device comprises an operating piece, and the operating piece is operated and can push the locking piece to be switched between the second position and the first position.

Further, the operating piece and the sliding seat are in threaded connection, and the operating piece is abutted to the locking piece.

Further, the driving piece is a worm, the worm is arranged in the first accommodating groove, the worm can rotate in the first accommodating groove, the fixing seat is provided with a groove matched with the worm, the worm rotates, and the worm drives the sliding seat to slide relative to the fixing seat.

A display screen comprises a first display unit and the radian adjusting unit, wherein the radian adjusting unit is connected with the first display unit.

In conclusion, the beneficial effects of the utility model are as follows:

the locking piece is used for limiting the movement of the driving piece to achieve locking of the relative position of the sliding seat and the fixed seat, and the locking device is simple to operate and stable and reliable in locking.

Drawings

FIG. 1 is a schematic view of an arc adjustment unit;

FIG. 2 is an exploded view of the arc adjustment unit;

fig. 3 is a sectional view of the arc degree adjusting unit.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will 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.

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. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

A display screen comprises a first display unit (not shown in the figure) and an arc adjusting unit, wherein the arc adjusting unit is fixedly connected with the first display unit. The first display unit may be LED technology or OLED technology applied, but of course other display technologies may also be applied.

Radian adjusting unit includes fixing base 1, sliding seat 2, driving piece 3 and locking piece 4, fixing base 1 with first display element fixed connection, specific connected mode can be screw connection, and certainly also can be other connected modes, such as the joint. The sliding seat 2 is connected with the fixed seat 1 in a sliding mode, and the sliding track is arc-shaped. The driving part 3 is used for driving the sliding seat 2 to slide relative to the fixed seat 1. Specifically, the driving member 3 is a worm, the sliding seat 2 is provided with a first accommodating groove 201, the driving member 3 is disposed in the first accommodating groove 201, and the first accommodating groove 201 is formed by connecting a body 202 and a cover plate 203, so that the driving member 3 can be conveniently installed. The driving member 3 can rotate in the first receiving groove 201, but cannot slide back and forth in the first receiving groove 201 (i.e. cannot slide on the extension line of the sliding track relative to the sliding seat 2), so as to prevent the sliding seat 2 from moving together with the driving member 3 when the driving member 3 moves on the sliding track. Fixing base 1 be equipped with driving piece 3 complex groove 101 rotates driving piece 3, driving piece 3 drives sliding seat 2 is relative fixing base 1 slides. The sliding seat 2 and the fixed seat 1 slide relatively by utilizing a worm, and the adjustment of a small radian can be realized. Equivalently, in some embodiments, the driving member 3 may also be a screw rod, the screw rod is in threaded connection with the fixed seat 1 and the sliding seat 2, the screw rod rotates relative to the fixed seat 1, and the sliding seat 2 slides relative to the fixed seat 1 (screw rod and slider principle). The locking member 4 can be configured in a first position and a second position different from said first position; when the locking piece 4 is at the first position, the driving piece 3 can not move to lock the relative positions of the sliding seat 2 and the fixed seat 1; when the locking piece 4 is in the second position, the driving piece 3 can move to drive the sliding seat 2 to slide relative to the fixed seat 1. The locking piece 4 is used for limiting the movement of the driving piece 3 to realize the locking of the relative positions of the sliding seat 2 and the fixed seat 1, the operation is simple, and the locking is stable and reliable.

When the locking member 4 is in the first position, the locking member 4 directly or indirectly presses against the driving member 3 to restrict the driving member 3 from moving. Wherein, the locking piece 4 directly presses the driving piece 3 by: when the locking piece 4 is at the first position, the locking piece 4 is directly abutted with the driving piece 3; the locking piece 4 indirectly presses the driving piece 3, namely: when the locking member 4 is in the first position, the locking member 4 presses against the other object, which in turn presses against the driving member 3. In some embodiments, the first receiving groove 201 has a first outer sidewall 2011 and a first inner sidewall 2012, and when the locking member 4 is at the first position, the locking member 4 presses the first outer sidewall 2011 to make the first inner sidewall 2012 abut against the driving member 3, so as to limit the movement of the driving member 3, and lock the relative positions of the sliding seat 2 and the fixed seat 1. In order to make the first outer sidewall 2011 move towards the first receiving groove 201 easily when the locking element 4 presses the first outer sidewall 2011, so that the driving element 3 is pressed by the first inner sidewall 2012, the angle a between the first outer sidewall 2011 and the horizontal plane is an acute angle, and the surface of the locking element 4 contacting the first outer sidewall 2011 is a slope matching the first outer sidewall 2011. The sliding seat 2 is provided with a second receiving groove 204, and the locking member 4 is disposed in the second receiving groove 204.

The sliding seat 2 is provided with a guide groove 205, the fixed seat 1 is provided with a guide portion 102, the guide portion 102 is matched with the guide groove 205, and the guide portion 102 can slide in the guide groove 205, so that the sliding seat 2 can slide relative to the fixed seat 1. The sliding surface of the guide part 102 is an arc surface to realize that the sliding track is arc-shaped. The guide groove 205 and the second accommodating groove 204 are respectively arranged at two sides of the first accommodating groove 201; the first receiving groove 201 has a second outer sidewall 2013 opposite to the first outer sidewall 2011, and the second outer sidewall 2013 is an inner sidewall of the guide groove 205. When the locking member 4 is in the first position, the locking member 4 presses the first outer sidewall 2011, the sliding seat 2 tends to move, because the guiding portion 102 is engaged with the guiding groove 205, the second outer sidewall 2013 presses the guiding portion 102, according to the principle of acting force and reacting force, the guiding portion 102 also presses the second outer sidewall 2013, the second outer sidewall 2013 moves into the first receiving groove 201, and the second inner sidewall 2014 presses the driving member 3. The guide groove 205 and the second receiving groove 204 are respectively disposed at two sides of the first receiving groove 201, when the locking member 4 is pressed to the first outer sidewall 2011, the guide portion 102 can press the second outer sidewall 2013 to realize that the first inner sidewall 2012 and the second inner sidewall 2014 are simultaneously pressed to the driving member 3, so that the movement of the driving member 3 is more easily limited, i.e., the relative position between the sliding seat 2 and the fixing seat 1 is more easily fixed. In order to make the outer sidewall move into the first receiving groove 201 more easily when the guide portion 102 presses the second outer sidewall 2013, the angle B between the second outer sidewall 2013 and the horizontal plane is an acute angle, and in some embodiments, the angle a between the second outer sidewall 2013 and the horizontal plane is equal to the angle B between the first outer sidewall 2011 and the horizontal plane. In some embodiments, the guide groove 205 and the second receiving groove 204 are symmetrical.

In order to facilitate the switching of the locking member 4 between the first position and the second position, the arc degree adjustment unit further comprises an operating member 5, and the operating member 5 is operated, and the operating member 5 can push the locking member 4 to switch between the second position and the first position. In some embodiments, the operating member 5 is screwed to the sliding seat 2, and when the operating member 5 is rotated in a first direction (e.g., clockwise), the operating member 5 moves into the second receiving groove 204, the operating member 5 abuts against the locking member 4, and the operating member 5 pushes the locking member 4 to press the driving member 3. When rotating operating member 5 to the second direction (if anticlockwise) operating member 5, operating member 5 to the outside motion of second storage tank 204, operating member 5 no longer extrudes locking piece 4, locking piece 4 also no longer extrudes first lateral wall 2011, the lateral wall of first storage tank 201 resets under the effect of self restoring force, driving piece 3 can first storage tank 201 internal rotation, in order to realize sliding seat 2 is relative fixing base 1 slides.

In order to limit the sliding displacement of the sliding seat 2 relative to the fixed seat 1, the sliding seat 2 is provided with a first limit structure, the fixed seat 1 is provided with a second limit structure, and the first limit structure and the second limit structure are matched to limit the sliding displacement of the sliding seat 2 relative to the fixed seat 1. In some embodiments, the first stop structure comprises a stop groove 206, the second stop structure comprises a stop post 103, and the stop post 103 can slide in the stop groove 206.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An arc adjustment unit, comprising:

a fixed seat;

2. An arc adjustment unit according to claim 1, wherein when said locking member is in said first position, said locking member directly or indirectly compresses said driving member to limit movement of said driving member.

3. The arc adjustment unit of claim 2, wherein the sliding seat has a first receiving slot, and the driving member is at least partially disposed in the first receiving slot; when the locking piece is at the first position, the locking piece extrudes the first outer side wall to enable the first inner side wall to be abutted against the driving piece, so that the driving piece is limited to move.

4. The arc adjustment unit of claim 3, wherein the angle of said first outer side wall to the horizontal plane is acute; the surface of the locking piece, which is contacted with the first outer side wall, is a bevel matched with the first outer side wall.

5. The arc adjustment unit of claim 4, wherein said sliding seat is provided with a second receiving groove, and said locking member is disposed in said second receiving groove.

6. An arc adjustment unit according to claim 5, wherein said sliding seat is provided with a guide slot, said fixed seat is provided with a guide portion, said guide portion is engaged with said guide slot, and said guide portion is slidable in said guide slot to allow said sliding seat to slide relative to said fixed seat.

7. The arc degree adjusting unit of claim 6, wherein the guide groove and the second receiving groove are respectively disposed at two sides of the first receiving groove; the first accommodating groove is provided with a second outer side wall opposite to the first outer side wall, and the second outer side wall is an inner side wall of the guide groove.

8. The arc adjustment unit of claim 7, wherein said guide groove and said second receiving groove are symmetrical; or the angle between the second outer side wall and the horizontal plane is acute.

9. An arc adjustment unit according to any one of claims 1-8, further comprising an operating member, wherein said operating member is operable to urge said locking member to switch between said second position and said first position.

10. The arc adjustment unit according to claim 9, wherein the operating member is screwed to the sliding seat, and the operating member abuts against the locking member.

11. The curvature adjustment unit of claim 3, wherein the driving member is a worm, the worm is disposed in the first receiving groove, the worm is capable of rotating in the first receiving groove, the fixing seat is provided with a groove engaged with the worm, and the worm drives the sliding seat to slide relative to the fixing seat by rotating the worm.

12. A display screen comprising a first display unit and the arc adjustment unit of any one of claims 1-11, the arc adjustment unit being coupled to the first display unit.