CN220249576U - Height-adjustable LED display screen back frame assembly - Google Patents
Height-adjustable LED display screen back frame assembly Download PDFInfo
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- CN220249576U CN220249576U CN202321364606.4U CN202321364606U CN220249576U CN 220249576 U CN220249576 U CN 220249576U CN 202321364606 U CN202321364606 U CN 202321364606U CN 220249576 U CN220249576 U CN 220249576U
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Abstract
The utility model provides a height-adjustable LED display screen back frame assembly, which comprises a base, a rotating frame, a gear ring and a lifting frame, wherein the rotating frame is arranged on the base; the front end of the base is provided with a screen clamping assembly, the rear end of the base is provided with a rotating power assembly, the rotating frame rotates in the base by being connected with the rotating power assembly, the side wall of the rotating frame rotates to pass through a screw rod, one end of the screw rod, which is positioned outside the rotating frame, is fixedly provided with a gear, the outside of the rotating frame is movably sleeved with a gear ring, teeth of the gear ring are arranged on the side surface of the gear ring, and the gear ring is meshed with the teeth of the gear ring; the lifting frame is movably arranged in the rotating frame and moves on the vertical surface; according to the utility model, the lifting frame can be controlled to drive the screen clamping assembly to move, so that the screen clamping assembly can lift in any direction of a vertical surface, the screen clamping assembly drives the display screen to adjust in height and horizontal direction, the requirements of more people can be met, and the range of applicable people is wider.
Description
Technical Field
The utility model relates to the technical field of LED display screen accessories, in particular to a height-adjustable LED display screen back frame assembly.
Background
The LED display screen is a flat-panel display, which consists of small LED module panels, is used for displaying various information such as characters, images, videos and the like, integrates microelectronic technology, computer technology and information processing, and has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like;
when the LED display screen is installed on a wall body or supporting equipment, a back frame assembly is needed to be used for fixing the display screen on the back frame assembly, and the back frame assembly is fixed on the wall body or the supporting equipment through screws and the like so as to fix and support the display screen;
however, existing back frame assemblies suffer from several drawbacks, such as:
the back frame assembly is fixed on a wall body or supporting equipment, so that after the display screen is mounted on the back frame assembly, the position of the display screen is fixed, the height and the transverse position of the display screen are inconvenient to adjust, but different clients have different placing position requirements, the position of the display screen is fixed, the requirements of more clients cannot be met, the use is limited, and the display screen cannot be widely popularized and used;
in summary, existing back frame assemblies suffer from the technical disadvantage of inconvenient adjustment of the height and lateral position of the LED display screen.
Disclosure of Invention
The utility model provides a height-adjustable LED display screen back frame assembly, which aims to solve the problems in the background technology.
The technical scheme of the utility model is realized as follows:
a back frame assembly of an LED display screen with adjustable height comprises a base, a rotating frame, a gear ring and a lifting frame;
and (2) base: the front end of the base is provided with a screen clamping assembly, and the rear end of the base is provided with a rotary power assembly;
rotating frame: the rotary frame is connected with the rotary power assembly to rotate in the base, a screw rod penetrates through the side wall of the rotary frame in a rotary mode, a gear is fixed at one end of the screw rod, which is located outside the rotary frame, a gear ring is movably sleeved outside the rotary frame, teeth of the gear ring are arranged on the side face of the gear ring, and the gear ring is meshed with teeth of the gear ring;
lifting frame: the lifting frame is movably arranged in the rotating frame and moves on the vertical surface, the screw threads penetrate through the lifting frame, and the end part of the lifting frame is rotatably arranged on the screen clamping assembly;
through adopting above-mentioned technical scheme, rotate the ring gear and make the gear drive the screw rod rotation, the screw rod rotates and can promote the lifting frame and remove for the lifting frame drives and presss from both sides the screen subassembly and remove in single vertical direction, rotates the revolving frame and can have enough to meet the need rotation screw rod and lifting frame, and then control the lifting frame and drive the direction of pressing from both sides the screen subassembly and remove, make and press from both sides the screen subassembly and can carry out elevating movement in the arbitrary direction of vertical face, press from both sides the screen subassembly and drive the display screen and carry out the regulation on height and the horizontal direction, and no matter revolving frame and screw rod rotate to arbitrary direction, the ring gear all can drive the gear rotation, just so that the screw rod can rotate at any time.
Preferably, the screen clamping assembly comprises four clamps, one ends of the four clamps are integrally formed together, and the end parts of the lifting frame rotate at one ends of the four clamps which are connected with each other;
by adopting the technical scheme, the upper edge and the lower edge of the display screen are clamped by the four clamping clips to support the display screen.
Preferably, the device also comprises two ends and a first spring, wherein the two ends are respectively sleeved at the upper ends of the two clamps in an up-down movable way, and the first spring is fixed between the ends and the clamps;
by adopting the technical scheme, the spring pulls the end downwards to enable the end to clamp the display screens with different sizes, so that the stability of the display screens is ensured.
Preferably, one end of each clamp, which is connected with the other clamp, vertically and movably passes through a limiting sliding frame, and the limiting sliding frame is transversely and movably inserted in the base;
through adopting above-mentioned technical scheme, spacing slide limit clamping can not rotate, and then guarantees that the display screen is in vertically when the adjustment time, avoids the display screen crooked.
Preferably, the end part of the lifting frame is provided with a rotating column, and the rotating column rotates in the middle of one end of the four clamps which are connected with each other;
by adopting the technical scheme, the rotation installation mode of the lifting frame on the clamping is limited.
Preferably, the rotary power assembly mainly comprises a fixed seat, a drive bevel gear and a driven bevel gear, wherein the fixed seat is fixed at the rear end of the base, the drive bevel gear and the driven bevel gear are rotatably arranged in the fixed seat, the drive bevel gear and the driven bevel gear are engaged with each other between teeth, and the driven bevel gear is fixed at the end part of the rotating frame;
through adopting above-mentioned technical scheme, initiative bevel gear and passive bevel gear come the power supply direction when changing the rotation of drive frame for the power supply direction is not perpendicular to wall but with the wall parallel, makes more convenient manual control rotation of frame.
Preferably, a control rod is fixed at the rotation center of the drive bevel gear, and the control rod vertically downwards rotates to penetrate through the fixed seat;
through adopting above-mentioned technical scheme, the rotation control lever can conveniently rotate the initiative taper gear, improves manual operation convenience.
Preferably, a second spring is fixed between the fixed seat and the gear ring;
by adopting the technical scheme, the second spring pulls the gear ring, and when the screw rod does not need to be adjusted, the gear ring is separated from the gear.
By adopting the technical scheme, the utility model has the beneficial effects that:
according to the utility model, the lifting frame can be controlled to drive the screen clamping assembly to move in the moving direction, so that the screen clamping assembly can lift in any direction of the vertical surface, the screen clamping assembly drives the display screen to adjust in the height and horizontal direction, no matter the rotating frame and the screw rod rotate to any direction, the gear ring can drive the gear to rotate, and the screw rod can rotate at any time.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic cross-sectional view of the structure at A-A of FIG. 2;
FIG. 4 is a schematic cross-sectional view of the structure at B-B of FIG. 2;
fig. 5 is a partially enlarged schematic view of the C portion of fig. 4.
Wherein: 1. a base; 2. a limit sliding frame; 3. a screen clamping assembly; 31. an end head; 32. a first spring; 33. a clip; 4. a gear ring; 5. a rotating frame; 6. a second spring; 7. a fixing seat; 8. a rotating column; 9. a screw; 10. a gear; 11. a control lever; 12. a drive bevel gear; 13. a passive bevel gear; 14. and lifting the frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1 and 5, a height-adjustable LED display back frame assembly includes a base 1, a rotating frame 5, a gear ring 4 and a lifting frame 14;
base 1: the front end of the base 1 is transversely movably inserted with a limiting sliding frame 2, a screen clamping assembly 3 is sleeved outside the limiting sliding frame 2 in an up-down movable mode, the screen clamping assembly 3 comprises an end head 31, a first spring 32 and four clamping clips 33, one ends of the four clamping clips 33 are integrally formed together, the limiting sliding frame 2 vertically movably penetrates through one ends of the four clamping clips 33 which are mutually connected, the other ends of the two clamping clips 33 are located above, the other ends of the other two clamping clips 33 are located below, the upper two clamping clips 33 and the lower two clamping clips 33 are vertically symmetrical, the two end heads 31 are respectively sleeved at the upper ends of the upper two clamping clips 33 in an up-down movable mode, and a first spring 32 is fixed between the end head 31 and the clamping clips 33;
lifting frame 14: the end part of the lifting frame 14 is provided with a rotary column 8, the rotary column 8 rotates at one end of the four clamps 33 which are connected with each other, the lifting frame 14 is movably arranged in the rotary frame 5 and moves on a vertical surface, two screw rods 9 penetrate through the lifting frame 14 in a threaded manner, and the screw threads of the two screw rods 9 are opposite in screw direction;
rotating frame 5: the side wall of the rotating frame 5 rotates to pass through the two screw rods 9, the two screw rods 9 are vertically symmetrical, a gear 10 is fixed at one end of the screw rod 9 positioned outside the rotating frame 5, a gear ring 4 is movably sleeved outside the rotating frame 5, the teeth of the gear ring 4 are arranged on the side surface of the rotating frame, the gear ring 4 is meshed with the teeth of the two gears 10, and when the gear ring 4 drives the two gears 10 to rotate, the rotation directions of the two gears 10 are opposite, so that the spiral directions of the two screw rods 9 are opposite, the two screw rods 9 can drive a lifting frame 14 to lift up and down at the same time, and the transmission is more stable;
the rotating power assembly is arranged in the base 1, and the rotating frame 5 rotates in the base 1 by being connected with the rotating power assembly.
In this embodiment, the rotary power assembly is mainly composed of a fixed seat 7, a drive bevel gear 12 and a driven bevel gear 13, the fixed seat 7 is fixed at the rear end of the base 1, a control rod 11 is rotatably passed through the side wall of the lower half part of the fixed seat 7, one end of the control rod 11 positioned in the fixed seat 7 is fixed with the drive bevel gear 12, the end of the rotating frame 5 is rotatably positioned in the fixed seat 7 and is fixed with the driven bevel gear 13, and the drive bevel gear 12 and the driven bevel gear 13 are engaged between teeth.
In the present embodiment, a second spring 6 is fixed between the fixed seat 7 and the ring gear 4.
Working principle:
when the LED display screen fixing device is used, the base 1 is fixed on a wall body or supporting equipment through screws, then the LED display screen is clamped between the four clamps 33, and the first spring 32 pulls the end head 31 downwards, so that the end head 31 clamps the LED display screen downwards;
manually twisting the control rod 11, wherein the control rod 11 drives the drive bevel gear 12 to rotate, the drive bevel gear 12 drives the driven bevel gear 13 to rotate, the driven bevel gear 13 drives the rotating frame 5 to rotate, at the moment, the screw rod 9 and the lifting frame 14 rotate around the rotating center of the rotating frame 5, and then the directions of the screw rod 9 and the lifting frame 14 are controlled, and the directions are directions when the LED display screen is moved;
then the finger presses the gear ring 4 forwards, the gear ring 4 moves forwards, the second spring 6 is stretched, the gear ring 4 is twisted for a certain angle, the second spring 6 is twisted to deform, the gear ring 4 drives the gear 10 to rotate, the gear 10 drives the screw 9 to rotate, the screw 9 drives the lifting frame 14 to move according to the adjusted direction, namely the screen clamping assembly 3 and the LED display screen start to move, then the gear ring 4 is released, the second spring 6 is restored to the original shape, the gear ring 4 is disconnected from the gear 10, and the gear ring 4 rotates to return;
the above is an operation method for primarily adjusting the LED display screen;
when the LED display screen is required to be regulated afterwards, the gear ring 4 can be reversely rotated to drive the gear 10 to reversely rotate, so that the screw rod 9 reversely rotates to reversely push the lifting frame 14, and then the screen clamping assembly 3 drives the LED display screen to return to the exact center of the base 1, namely, the origin point in the initial regulation, and then the LED display screen is regulated to other positions according to the mode.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a height-adjustable's LED display screen back of body frame subassembly which characterized in that: comprises a base (1), a rotating frame (5), a gear ring (4) and a lifting frame (14);
base (1): the front end of the base (1) is provided with a screen clamping assembly (3), and the rear end of the base (1) is provided with a rotary power assembly;
rotating frame (5): the rotary frame (5) rotates in the base (1) through connection with the rotating power assembly, a screw rod (9) penetrates through the side wall of the rotary frame (5) in a rotating mode, a gear (10) is fixed at one end, located outside the rotary frame (5), of the screw rod (9), a gear ring (4) is movably sleeved outside the rotary frame (5), teeth of the gear ring (4) are arranged on the side face of the gear ring, and the gear ring (4) is meshed with the teeth of the gear (10);
lifting frame (14): the lifting frame (14) is movably arranged in the rotating frame (5) and moves on a vertical surface, the screw (9) passes through the lifting frame (14) in a threaded manner, and the end part of the lifting frame (14) is rotatably arranged on the screen clamping assembly (3).
2. A height adjustable LED display back frame assembly according to claim 1, wherein: the screen clamping assembly (3) comprises four clamping clips (33), one ends of the four clamping clips (33) are integrally formed together, and the end part of the lifting frame (14) rotates at one end of the four clamping clips (33) which are connected with each other.
3. A height adjustable LED display back frame assembly according to claim 2, wherein: the novel clamping device is characterized by further comprising two ends (31) and first springs (32), wherein the two ends (31) are respectively sleeved at the upper ends of the two upper clamping clips (33) in an up-down movable mode, and the first springs (32) are fixed between the ends (31) and the clamping clips (33).
4. A height adjustable LED display back frame assembly according to claim 2, wherein: one end of each clamp (33) connected with each other passes through the limiting sliding frame (2) in an up-down movable mode, and the limiting sliding frame (2) is inserted in the base (1) in a transverse movable mode.
5. A height adjustable LED display back frame assembly according to claim 2, wherein: the end of the lifting frame (14) is provided with a rotating column (8), and the rotating column (8) rotates in the middle of one end of each of the four clips (33) which are connected with each other.
6. A height adjustable LED display back frame assembly according to claim 1, wherein: the rotary power assembly mainly comprises a fixed seat (7), a drive bevel gear (12) and a driven bevel gear (13), wherein the fixed seat (7) is fixed at the rear end of the base (1), the drive bevel gear (12) and the driven bevel gear (13) are rotatably installed in the fixed seat (7), the drive bevel gear (12) and the driven bevel gear (13) are meshed between teeth, and the driven bevel gear (13) is fixed at the end part of the rotating frame (5).
7. A height adjustable LED display back frame assembly as in claim 6, wherein: the control rod (11) is fixed at the rotation center of the drive bevel gear (12), and the control rod (11) vertically downwards rotates to penetrate through the fixing seat (7).
8. A height adjustable LED display back frame assembly as in claim 6, wherein: a second spring (6) is fixed between the fixed seat (7) and the gear ring (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364606.4U CN220249576U (en) | 2023-05-31 | 2023-05-31 | Height-adjustable LED display screen back frame assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364606.4U CN220249576U (en) | 2023-05-31 | 2023-05-31 | Height-adjustable LED display screen back frame assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220249576U true CN220249576U (en) | 2023-12-26 |
Family
ID=89228039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321364606.4U Active CN220249576U (en) | 2023-05-31 | 2023-05-31 | Height-adjustable LED display screen back frame assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220249576U (en) |
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2023
- 2023-05-31 CN CN202321364606.4U patent/CN220249576U/en active Active
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