CN220668941U - Back support adjustment mechanism - Google Patents
Back support adjustment mechanism Download PDFInfo
- Publication number
- CN220668941U CN220668941U CN202322374018.5U CN202322374018U CN220668941U CN 220668941 U CN220668941 U CN 220668941U CN 202322374018 U CN202322374018 U CN 202322374018U CN 220668941 U CN220668941 U CN 220668941U
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- rod
- clamping groove
- conical gear
- groove bottom
- connecting seat
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- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Screen Printers (AREA)
Abstract
The utility model discloses a back support adjusting mechanism which comprises a clamping groove ejector rod, a connecting seat, a screw rod and a shell, wherein the screw rod is arranged in the shell, a first conical gear is fixedly arranged outside the screw rod, the outer part of the lower end of the conical gear is fixedly connected with the inner wall of the shell through a bearing, a second conical gear is matched with the side tooth of the first conical gear, a motor is arranged outside the shell corresponding to the second conical gear, the output end of the motor is fixedly connected with the driving end of the second conical gear, the connecting seat is arranged at the top end of the screw rod, the connecting seat is fixedly connected with the top end of the screw rod through the bearing, the clamping groove ejector rod is arranged at the upper end of the shell, a first limiting hole is fixedly formed in the clamping groove ejector rod, and a vertical rod is fixedly arranged at the upper end of the connecting seat. The utility model can be convenient for adjusting the height of the LED spliced screen, can be used for installing the LED spliced screen with a non-passing size, and is stable in mechanism adjustment.
Description
Technical Field
The utility model relates to the technical field of LED spliced screens, in particular to a back support adjusting mechanism.
Background
The LED display screen is provided with a steel structure both indoors and outdoors, a steel structure drawing is designed according to the display area of the LED display screen, then the steel structure is welded in a factory according to the drawing, and then the steel structure is transported to a mounting site for mounting and adjusting; the installation site of the display screen is generally located in a city, and the factory is usually already moved out of the city, and as the transportation distance increases, the assembled steel structure becomes higher and higher in transportation cost, and the back bracket adjustment can play an important role.
The existing back support is adjusted and has some defects, firstly, the height of the LED spliced screen cannot be adjusted after the support is assembled, secondly, the support cannot adapt to the assembly of other combined sizes when the spliced screen is assembled, so that the compatibility of the combined support is poor, and furthermore, the stability of mechanism adjustment is poor.
Disclosure of Invention
The present utility model is directed to a back bracket adjusting mechanism, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a back support adjustment mechanism, includes draw-in groove ejector pin, connecting seat, screw rod and casing, the screw rod sets up the inside at the casing, the outside of screw rod is fixed with conical gear one, and the outside of conical gear one's lower extreme passes through the inner wall fixed connection of bearing and casing, conical gear two is cooperateed to conical gear one's lateral part insection, the outside of casing corresponds conical gear two and is provided with the motor, and the output of motor and conical gear two's drive end fixed connection, the connecting seat sets up the top at the screw rod, and the connecting seat passes through bearing fixed connection with the top of screw rod.
Preferably, the clamping groove ejector rod is arranged at the upper end of the shell, and the first limiting hole is fixed on the clamping groove ejector rod.
Preferably, the upper end of the connecting seat is fixed with a vertical rod, and the vertical rod is in sliding connection with the inner part of the first limiting hole.
Preferably, the inside sliding connection of draw-in groove ejector pin has the telescopic link, just the lateral part of telescopic link is provided with vertical draw-in groove.
Preferably, the lower end of the clamping groove ejector rod is respectively provided with a clamping groove bottom rod I and a clamping groove bottom rod II, and the lower end of the telescopic rod is respectively in sliding connection with the inner parts of the clamping groove bottom rod I and the clamping groove bottom rod II.
Preferably, the telescopic rod is fixedly provided with a second limiting hole, two sides of the connecting seat are fixedly provided with cross bars corresponding to the second limiting hole, and the cross bars are in sliding connection with the inner part of the second limiting hole.
Preferably, the side wall of the shell is fixed with a support, the side part of the support is slidably connected with a slide block on the side wall of the shell, and the slide block is fixedly connected with one end of the first clamping groove bottom rod and one end of the second clamping groove bottom rod respectively.
Preferably, the outer wall of the shell is fixedly provided with a connecting frame, one end of the connecting frame is fixedly provided with a bottom plate, and two ends of the bottom plate are in threaded fit with bolts.
Compared with the prior art, the utility model has the beneficial effects that: the height of the LED spliced screen can be conveniently adjusted, the LED spliced screen with a non-passing size can be installed, and the mechanism is stable in adjustment;
(1) Under the drive of motor, bevel gear two rotates, drives bevel gear one and rotates, and then drives the screw rod and take place the position variation in vertical direction, drives the position variation of connecting seat from this for after the support is installed, still can adjust the height of LED concatenation screen, can be convenient for adjust the height of LED concatenation screen.
(2) Can put into draw-in groove ejector pin, vertical draw-in groove, draw-in groove bottom pole first, draw-in groove bottom pole second between, according to the size of the size, adjust the length of telescopic link, the cooperation telescopic link is adjusted at draw-in groove ejector pin, draw-in groove bottom pole first, the removal of draw-in groove bottom pole second upper position, make the LED concatenation screen can imbed in the draw-in groove, the upper and lower extreme of telescopic link is removed in draw-in groove ejector pin and draw-in groove bottom pole first, draw-in groove bottom pole second for draw-in groove bottom pole first, draw-in groove bottom pole second are closely connected with the draw-in groove ejector pin, can install the LED concatenation screen of unable size.
(3) The pole setting removes in spacing hole one for the screw rod can not translocate when removing, and mechanism position height variation is more stable from this, and draw-in groove bottom pole one, draw-in groove bottom pole two slide at the lateral part of support and the lateral wall of casing respectively, make draw-in groove bottom pole one, draw-in groove bottom pole two more stable, when the telescopic link removes in the horizontal direction, the horizontal pole removes in spacing hole two, can not dislocation when making the telescopic link remove, and mechanism adjustment is more stable from this, and mechanism is stable when adjusting.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic diagram of a front view structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 4 is a schematic view of a second bevel gear and motor configuration of the present utility model;
FIG. 5 is a schematic side view of the housing and base plate of the present utility model;
in the figure: 1. a first limiting hole; 2. a vertical rod; 3. a clamping groove ejector rod; 4. a telescopic rod; 5. a vertical clamping groove; 6. a limiting hole II; 7. a cross bar; 8. a first clamping groove bottom rod; 9. a support; 10. a connecting seat; 11. a second clamping groove bottom rod; 12. a slide block; 13. a connecting frame; 14. a housing; 15. a bolt; 16. a bottom plate; 17. a screw; 18. a first conical gear; 19. a second bevel gear; 20. and a motor.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the utility model provides a back support adjustment mechanism, including draw-in groove ejector pin 3, connecting seat 10, screw rod 17 and casing 14, screw rod 17 sets up in the inside of casing 14, the outside of screw rod 17 is fixed with conical gear one 18, and conical gear one 18 the outside of lower extreme is through bearing and the inner wall fixed connection of casing 14, conical gear one 18's lateral tooth line cooperation has conical gear two 19, casing 14's outside corresponds conical gear two 19 and is provided with motor 20, and motor 20's output and conical gear two 19's drive end fixed connection, connecting seat 10 sets up on the top of screw rod 17, and connecting seat 10 and screw rod 17's top is through bearing fixed connection;
when the screw rod is used, under the drive of the motor 20, the second bevel gear 19 rotates to drive the first bevel gear 18 to rotate, so that the screw rod 17 is driven to change in position in the vertical direction, and the connecting seat 10 is driven to change in position;
a limiting hole I1 is fixed on the clamping groove ejector rod 3, a vertical rod 2 is fixed at the upper end of the connecting seat 10, the vertical rod 2 is in sliding connection with the inside of the limiting hole I1, and a limiting hole II 6 is fixed on the telescopic rod 4;
when the mechanism is used, when the position of the mechanism is changed in the vertical direction, the upright rod 2 moves in the first limiting hole 1, so that the screw 17 cannot be shifted when moving, and the position and the height of the mechanism are more stable;
the clamping groove top rod 3 is arranged at the upper end of the shell 14, the telescopic rod 4 is connected inside the clamping groove top rod 3 in a sliding manner, and a vertical clamping groove 5 is arranged on the side part of the telescopic rod 4;
when the LED spliced screen is used, the LED spliced screen can be placed among the clamping groove ejector rod 3, the vertical clamping groove 5, the clamping groove bottom rod I8 and the clamping groove bottom rod II 11, the length of the telescopic rod 4 is adjusted according to the size, and the telescopic rod 4 is matched with the clamping groove ejector rod 3, the clamping groove bottom rod I8 and the clamping groove bottom rod II 11 to move for adjustment, so that the LED spliced screen can be embedded into the clamping groove;
the two sides of the connecting seat 10 are fixedly provided with a cross rod 7 corresponding to the second limiting hole 6, and the cross rod 7 is in sliding connection with the inside of the second limiting hole 6;
when the telescopic rod 4 moves in the horizontal direction in use, the cross rod 7 moves in the limiting hole II 6, so that the telescopic rod 4 cannot be misplaced when moving, and the mechanism is regulated more stably;
the lower end of the clamping groove top rod 3 is respectively provided with a clamping groove bottom rod 8 and a clamping groove bottom rod 11, and the lower end of the telescopic rod 4 is respectively in sliding connection with the interiors of the clamping groove bottom rod 8 and the clamping groove bottom rod 11;
when the telescopic rod is used, the upper end and the lower end of the telescopic rod 4 move in the clamping groove top rod 3, the clamping groove bottom rod I8 and the clamping groove bottom rod II 11, so that the clamping groove bottom rod I8 and the clamping groove bottom rod II 11 are tightly connected with the clamping groove top rod 3;
the side wall of the shell 14 is fixedly provided with a support 9, the side part of the support 9 and the side wall of the shell 14 are connected with a sliding block 12 in a sliding manner, and the sliding block 12 is fixedly connected with one end of a clamping groove bottom rod I8 and one end of a clamping groove bottom rod II 11 respectively;
when the clamping groove is used, the clamping groove bottom rod I8 and the clamping groove bottom rod II 11 slide on the side part of the support 9 and the side wall of the shell 14 respectively, so that the clamping groove bottom rod I8 and the clamping groove bottom rod II 11 are more stable;
the outer wall of the shell 14 is fixedly provided with a connecting frame 13, one end of the connecting frame 13 is fixedly provided with a bottom plate 16, and two ends of the bottom plate 16 are in threaded fit with bolts 15;
when the adjusting mechanism is used, the bottom plate 16 can be attached to a position to be installed, and the bolt 15 is screwed into the position, so that the adjusting mechanism is attached tightly;
when the embodiment of the application is used, the following steps are adopted: firstly, the LED spliced screen can be placed between a clamping groove top rod 3, a vertical clamping groove 5, a clamping groove bottom rod 8 and a clamping groove bottom rod 11, the length of a telescopic rod 4 is adjusted according to the size, the telescopic rod 4 is matched with the position movement of the clamping groove top rod 3, the clamping groove bottom rod 8 and the clamping groove bottom rod 11 to adjust, the LED spliced screen can be embedded into the clamping groove, when the telescopic rod 4 moves in the horizontal direction, a cross rod 7 moves in a limiting hole 6, the telescopic rod 4 cannot be misplaced when moving, the mechanism adjustment is more stable, a vertical rod 2 moves in the limiting hole 1, a screw rod 17 cannot be translocated when moving, the position height of the mechanism is more stable, the upper end and the lower end of the telescopic rod 4 are between the clamping groove top rod 3 and the clamping groove bottom rod 8 and the clamping groove bottom rod 11, the length of the telescopic rod 4 is adjusted according to the size, the length of the telescopic rod 4 is adjusted according to the size between the first clamping groove bottom rod 8 and the second clamping groove bottom rod 11 by moving the telescopic rod 4 and the second clamping groove bottom rod 11, the telescopic rod 4 and the second clamping groove bottom rod 11 are tightly connected with the clamping groove top rod 3, the length of the telescopic rod 4 is adjusted according to the size between the first clamping groove bottom rod 8 and the second clamping groove bottom rod 11, the telescopic rod 4 and the second clamping groove bottom rod 11 slide on the side part of the support 9 and the side wall of the shell 14 respectively, the telescopic rod 4 and the clamping groove bottom rod 11 are adjusted according to the size, the telescopic rod 4 and the second clamping groove bottom rod 11 are more stable, then the bottom plate 16 can be attached to the position where the bottom plate 16 needs to be installed, the bolt 15 is screwed into the position, the adjusting mechanism is tightly attached, the conical gear 19 is driven by the motor 20 to rotate, the conical gear 18 is driven to rotate, and then drive screw 17 and take place the position variation in vertical direction, drive the position variation of connecting seat 10 from this for after the support is installed, still can adjust the height of LED concatenation screen, in sum, this mechanism can be convenient for adjust the height of LED concatenation screen, can install the LED concatenation screen of unblock size, and mechanism is stable when adjusting.
Claims (8)
1. A back support adjustment mechanism which characterized in that: including draw-in groove ejector pin (3), connecting seat (10), screw rod (17) and casing (14), screw rod (17) set up the inside at casing (14), the outside of screw rod (17) is fixed with conical gear one (18), and the outside of conical gear one (18) lower extreme is through the inner wall fixed connection of bearing and casing (14), the lateral part insection cooperation of conical gear one (18) has conical gear two (19), the outside of casing (14) corresponds conical gear two (19) and is provided with motor (20), and the output of motor (20) and the drive end fixed connection of conical gear two (19), connecting seat (10) set up the top at screw rod (17), and the top of connecting seat (10) and screw rod (17) is through bearing fixed connection.
2. A back bracket adjustment mechanism according to claim 1, wherein: the clamping groove ejector rod (3) is arranged at the upper end of the shell (14), and a first limiting hole (1) is fixed on the clamping groove ejector rod (3).
3. A back bracket adjustment mechanism according to claim 1, wherein: the upper end of the connecting seat (10) is fixedly provided with a vertical rod (2), and the vertical rod (2) is in sliding connection with the inside of the limiting hole I (1).
4. A back bracket adjustment mechanism according to claim 2, wherein: the inside sliding connection of draw-in groove ejector pin (3) has telescopic link (4), just the lateral part of telescopic link (4) is provided with vertical draw-in groove (5).
5. A back bracket adjustment mechanism according to claim 4, wherein: the lower end of the clamping groove ejector rod (3) is respectively provided with a clamping groove bottom rod (8) and a clamping groove bottom rod (11), and the lower end of the telescopic rod (4) is respectively in sliding connection with the inner parts of the clamping groove bottom rod (8) and the clamping groove bottom rod (11).
6. A back bracket adjustment mechanism according to claim 5, wherein: the telescopic rod (4) is fixedly provided with a limiting hole II (6), two sides of the connecting seat (10) are fixedly provided with a cross rod (7) corresponding to the limiting hole II (6), and the cross rod (7) is in sliding connection with the inside of the limiting hole II (6).
7. A back bracket adjustment mechanism according to claim 2, wherein: the side wall of the shell (14) is fixedly provided with a support (9), the side part of the support (9) is connected with the side wall of the shell (14) in a sliding manner, and the slide block (12) is fixedly connected with one ends of a first clamping groove bottom rod (8) and a second clamping groove bottom rod (11) respectively.
8. A back bracket adjustment mechanism according to claim 7, wherein: the outer wall of the shell (14) is fixedly provided with a connecting frame (13), one end of the connecting frame (13) is fixedly provided with a bottom plate (16), and two ends of the bottom plate (16) are in threaded fit with bolts (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322374018.5U CN220668941U (en) | 2023-08-31 | 2023-08-31 | Back support adjustment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322374018.5U CN220668941U (en) | 2023-08-31 | 2023-08-31 | Back support adjustment mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220668941U true CN220668941U (en) | 2024-03-26 |
Family
ID=90333480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322374018.5U Active CN220668941U (en) | 2023-08-31 | 2023-08-31 | Back support adjustment mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220668941U (en) |
-
2023
- 2023-08-31 CN CN202322374018.5U patent/CN220668941U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |