CN216408244U - Limit structure of lock body - Google Patents

Abstract

The utility model relates to the technical field of lock bodies, and discloses a position-limiting structure of the lock body, comprising a frame for installing a display screen. There is a locking block that only moves up and down relative to the locking surface. The locking block is located above the locking surface. After the locking block moves downward, the locking block restricts the rotation of the rotating head. After the adjacent display screens are spliced, the locking block moves towards the rotating head, the locking block restricts the rotation of the rotating head, and realizes the quick limit of the lock body. The whole process does not require installation and removal of bolts, which simplifies the limit structure of the lock body. , and the limiting process is simple and easy to operate, which solves the problem that the lock body cannot be quickly limited in the prior art.

Description

Limiting structure of the lock body

technical field

The utility model patent relates to the technical field of the lock body, in particular, to the limit structure of the lock body.

Background technique

As the production technology of display screen becomes more and more mature, its application is more and more widely, ranging from the display screen of mobile terminal to the display screen of various stages or display platforms.

The display screen is generally set on the frame, and the frame plays the role of supporting and positioning the display screen. At present, for some large display occasions, it requires a large-scale and large-scale display effect. Splicing multiple displays to achieve a large-scale display effect.

In the prior art, after the adjacent display screens are spliced, the lock body in the splicing structure needs to be limited, and the lock body is usually limited by bolt locking. In this way, not only the limiting structure is complicated, but also the limiting operation is cumbersome. The quick limit of the lock body cannot be achieved.

Utility model content

The purpose of the utility model is to provide a position-limiting structure for the lock body, which aims to solve the problem that the lock body cannot be quickly limited in position in the prior art.

The present invention is realized in this way, including a frame for installing the display screen, the frame is provided with a rotating rotating head, the rotating head has a locking surface arranged upward, and the frame is provided with relative to the A locking block that moves up and down on the locking surface and restricts the rotation of the rotating head;

The locking block is located above the locking surface, and after the locking block moves downward, the locking block restricts the rotation of the rotating head.

Further, the frame has a plate body located above the rotating head, and the plate body is provided with an accommodating groove for restricting the rotation of the locking block and allowing the locking block to move up and down, and the locking block is movable. placed in the accommodating groove.

Further, after the locking block moves downward, the locking block is engaged with the rotating head to relatively fix the rotating head and the frame, and after the locking block moves upward, the rotating head is relatively fixed. The locking block is disengaged from the rotating head.

Further, the locking surface is provided with a plurality of limiting holes, and the locking block extends downwardly to a limiting column;

After the locking block moves downward, the limit post is inserted into the limit hole to relatively fix the rotating head and the frame. After the locking block moves upward, the limit The post is disengaged from the limiting hole.

Further, a plurality of the limiting holes are arranged around the rotation center of the rotating head.

Further, the rotating head is provided with a rotating shaft around which the rotating head rotates, and the rotating shaft is fixedly connected to the frame.

Further, the rotating shaft passes through the locking block from bottom to top to form an upper extension extending upward, and the upper extension is sleeved with a lower pressing block that presses the locking block downward.

Further, the lower pressing block is provided with screw holes, the upper extension section is provided with threads corresponding to the screw holes, the upper extension section is inserted into the screw holes, and the lower pressing block is rotated by twisting the lower pressing block. , the lower pressing block moves up and down along the upper extension.

Further, a spring for driving the locking block to move upward is provided between the locking surface and the locking block.

Further, the outer circumference of the rotating head is provided with a plurality of locking holes, and the plurality of locking holes are arranged at intervals along the circumference of the rotating head.

Compared with the prior art, the locking block of the lock body provided by the present invention moves toward the rotating head after the adjacent display screens are spliced together, and the locking block restricts the rotation of the rotating head, so as to realize the quick limit of the lock body. The whole process does not need to install and remove bolts, which simplifies the limit structure of the lock body, and the limit process is simple and easy to operate, which solves the problem that the lock body cannot be quickly limited in the prior art.

Description of drawings

Fig. 1 is the front view of the limiting structure of the lock body provided by the utility model;

2 is a perspective view of the limiting structure of the lock body provided by the present invention;

3 is a perspective view of the rotary head of the limiting structure of the lock body provided by the present invention;

4 is a perspective view of the rotary head of the limiting structure of the lock body provided by the present invention;

5 is a perspective view of the locking block of the limiting structure of the lock body provided by the present invention;

In the figure: frame edge 100, cross beam 101, vertical beam 102, rotating head 103, locking hole 104, locking pin 105, locking block 111, plate body 112, locking surface 114, limit hole 115, limit column 116, The rotating shaft 117 , the through hole 118 , and the lower pressing block 120 .

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

The implementation of the present invention will be described in detail below with reference to specific embodiments.

The same or similar numbers in the drawings of this embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms "upper", "lower", "left" and "right" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, the terms describing the positional relationship in the accompanying drawings are only used for exemplary illustration, and should not be construed as a limitation on this patent. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific situations. .

Referring to Figures 1 to 5, it is a preferred embodiment provided by the present invention.

The limit structure of the lock body includes a frame, the frame is used to install the display screen, and the frame includes a rectangular frame enclosed by four frame sides 100 and a beam 101 and a vertical beam 102 located in the rectangular frame. When installing the display screen, the display screen is embedded In the rectangular frame, the four frame edges 100 of the frame surround the outside of the screen edge of the display screen, the back of the display screen is attached to the beam 101 and the vertical beam 102, and the beam 101 and the vertical beam 102 play a supporting role on the display screen, and A controller is installed on the beam 101 and the vertical beam 102, the controller is electrically connected with the display screen, the frame is provided with a rotating head 103, the rotating head 103 is installed on the frame edge 100 on one side of the frame, and the rotating head 103 has an upward arrangement. There is a locking block 111 on the frame. The locking block 111 is located directly above the locking surface 114. The locking block 111 moves up and down relative to the locking surface 114 and restricts the rotation of the rotating head 103.

The locking block 111 is located above the locking surface 114 . After the locking block 111 moves downward, the locking block 111 restricts the rotation of the rotating head 103 .

After the adjacent display screens are spliced, the locking block 111 moves toward the rotating head 103, the locking block 111 restricts the rotation of the rotating head 103, and realizes the quick limit of the lock body. The whole process does not require installation and removal of bolts, which simplifies the lock body. The limiting structure is simple, and the limiting process is simple and easy to operate, which solves the problem that the quick limiting of the lock body cannot be realized in the prior art.

The frame has a plate body 112, the plate body 112 is horizontally arranged above the rotating head 103, the plate body 112 is provided with an accommodating groove, the accommodating groove runs through the plate body 112 from top to bottom, and the locking block 111 is movable in the accommodating groove , the top of the locking block 111 is flush with the top of the accommodating groove, the bottom of the locking block 111 is flush with the bottom of the accommodating groove, and the accommodating groove is used to limit the rotation of the locking block 111. Under the restriction, the locking block 111 moves up and down along the axial direction of the accommodating groove.

After the locking block 111 moves downward, the locking block 111 is engaged with the rotating head 103 to relatively fix the rotating head 103 and the frame. After the locking block 111 moves upward, the locking block 111 and the rotating head 103 are disengaged.

When the locking block 111 moves downward, the upper part of the locking block 111 is still placed in the accommodating groove, the lower part of the locking block 111 moves to the bottom of the accommodating groove, the locking block 111 is engaged with the rotating head 103, The engaging relationship between the locking block 111 and the rotating head 103 relatively fixes the rotating head 103 and the frame;

When the locking block 111 moves upward, the lower part of the locking block 111 is still placed in the accommodating groove, the upper part of the locking block 111 is moved to the upper part of the accommodating groove, the locking block 111 is disengaged from the rotating head 103, and the lock is released. After the clamping relationship between the tightening block 111 and the rotating head 103, the rotating head 103 and the frame are no longer relatively fixed, and the rotating head 103 can freely rotate around the axis of the rotating head 103;

The relative fixation between the rotating head 103 and the frame is achieved through the engaging relationship between the locking block 111 and the rotating head 103 .

The locking surface 114 is provided with a plurality of limiting holes 115, the locking block 111 extends downward with a plurality of limiting posts 116, and the plurality of limiting posts 116 are arranged in alignment with the plurality of limiting holes 115;

When the locking block 111 moves downward, the locking surface 114 is in contact with the bottom of the locking block 111 , and the limit post 116 is inserted into the corresponding limit hole 115 , and the locking block 111 is engaged with the rotating head 103 relationship, the rotating head 103 is relatively fixed with the frame;

When the locking block 111 moves upward, the locking surface 114 is no longer in contact with the bottom of the locking block 111 , the limit post 116 is disengaged from the limit hole 115 , the locking block 111 is disengaged from the rotating head 103 , and the locking is released. After the engaging relationship between the block 111 and the rotating head 103 , the rotating head 103 and the frame are no longer relatively fixed, and the rotating head 103 can freely rotate around the axis of the rotating head 103 .

By inserting the limiting posts 116 into the corresponding limiting holes 115 , the engagement between the locking block 111 and the rotating head 103 is realized.

The plurality of limit holes 115 are arranged around the rotation center of the rotary head 103 , the plurality of limit columns 116 are arranged around the rotation center of the locking block 111 , and the plurality of limit columns 116 are aligned with the positions of the plurality of limit holes 115 .

The rotating head 103 is provided with a rotating shaft 117 , the rotating shaft 117 rotates around the rotating head 103 , and the rotating shaft 117 is fixedly connected to the frame.

A through hole 118 is provided at the center of the locking block 111 , and the rotating shaft 117 passes through the through hole 118 of the locking block 111 from bottom to top to form an upwardly extending upper extension. The upper extension is located above the plate body 112 . The upper extension is sleeved with a lower pressing block 120 , the lower pressing block 120 is located above the locking block 111 , the bottom of the lower pressing block 120 is fitted with the top of the locking block 111 , and the lower pressing block 120 presses the locking block downward. 111;

When the lower pressing block 120 moves down along the upper extension, the locking block 111 moves toward the rotating head 103 under the pushing of the lower pressing block 120 , and the limit post 116 is gradually inserted into the limit hole 115 with the movement of the locking block 111 . until the limiting post 116 is completely inserted into the limiting hole 115, the lower pressing block 120 stops moving downward. At this time, the locking block 111 and the rotating head 103 are in an engaging relationship, and the rotating head 103 cannot rotate relative to the frame.

The locking block 111 is engaged with the rotating head 103 through the up and down movement of the lower pressing block 120 .

The lower pressing block 120 is provided with screw holes, the upper extension section is provided with threads corresponding to the screw holes, the upper extension section is inserted into the screw holes, and the lower pressing block 120 and the upper extension section are in a threaded connection relationship. , the lower pressing block 120 moves up and down along the upper extension;

When the lower pressing block 120 is screwed clockwise, the lower pressing block 120 moves downward along the thread of the upper extension, and when the lower pressing block 120 is screwed counterclockwise, the lower pressing block 120 moves upward along the thread of the upper extension.

By twisting the lower pressing block 120, the up and down movement of the lower pressing block 120 is realized.

A spring is arranged between the locking surface 114 and the locking block 111, and the spring is used to drive the locking block 111 to move upward. When the lower pressing block 120 is turned counterclockwise, the lower pressing block 120 moves upward along the thread of the upper extension. , the pressure on the locking block 111 gradually decreases, the locking block 111 moves in the direction away from the rotating head 103 under the push of the spring, and the limit post 116 gradually disengages from the limit hole 115 with the movement of the locking block 111 . After the limit post 116 is completely separated from the limit hole 115 , the lower pressure block 120 is stopped to be rotated. At this time, the locking block 111 and the rotating head 103 are no longer engaged, and the rotating head 103 can freely rotate around the axis of the rotating head 103 .

The upward movement of the locking block 111 is realized by installing a spring between the locking surface 114 and the locking block 111 .

The outer circumference of the rotating head 103 is provided with a plurality of locking holes 104, and the plurality of locking holes 104 are arranged at intervals along the circumference of the rotating head 103;

A lock pin 105 is provided on the frame edge 100 of the frame of the adjacent display screen. When splicing the frame of the adjacent display screen, the frame of the adjacent display screen is placed in the set position, according to the adjacent display screen. Rotate the rotating head 103 at the angle between the frames until the locking hole 104 is aligned with the locking pin 105 on the adjacent frame, and the locking pin 105 is smoothly inserted into the locking hole 104, which improves the splicing efficiency of the adjacent frames.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (8)

1. The limiting structure of the lock body is characterized by comprising a frame for mounting a display screen, wherein the frame is provided with a rotating head, the rotating head is provided with a locking surface arranged upwards, and the frame is provided with a locking block which moves up and down relative to the locking surface and limits the rotating of the rotating head;

the locking block is located above the locking surface, and after the locking block moves downwards, the locking block limits rotation of the rotating head.

2. The lock of claim 1, wherein said frame has a plate body above said rotating head, said plate body has a receiving slot for limiting the rotation of said locking block and allowing the locking block to move up and down, said locking block is movably disposed in said receiving slot.

3. A lock body limiting structure according to any one of claims 1-2, wherein a plurality of limiting holes are formed on the locking surface, and the locking block extends downwards to form a limiting column; the plurality of limiting holes are arranged around the rotation center of the rotating head.

4. A lock body limiting structure according to any one of claims 1 to 2, wherein a rotation shaft is provided in the rotation head for allowing the rotation head to rotate around, and the rotation shaft is fixedly connected to the frame.

5. The lock of claim 4, wherein said rotation shaft passes through said locking block from bottom to top to form an upward extending section, said upward extending section being sleeved with a lower pressing block which presses against said locking block downward.

6. The lock body limiting structure according to claim 5, wherein a screw hole is formed in said lower pressing block, said upper extension section is provided with a screw thread corresponding to said screw hole, said upper extension section is inserted into said screw hole, and said lower pressing block is moved up and down along said upper extension section by screwing said lower pressing block.

7. A lock body limiting structure according to any one of claims 1-2, wherein a spring is provided between the locking surface and the locking piece for driving the locking piece to move upward.

8. A lock limiting structure of any one of claims 1-2, wherein the outer circumference of the rotating head is provided with a plurality of locking holes, and the plurality of locking holes are arranged at intervals along the circumference of the rotating head.

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