CN214955886U - Telescopic structure for display board - Google Patents
Telescopic structure for display board Download PDFInfo
- Publication number
- CN214955886U CN214955886U CN202121117249.2U CN202121117249U CN214955886U CN 214955886 U CN214955886 U CN 214955886U CN 202121117249 U CN202121117249 U CN 202121117249U CN 214955886 U CN214955886 U CN 214955886U
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- fixedly connected
- connecting rod
- telescopic
- rod
- display board
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Abstract
The utility model discloses an extending structure for show board, including the second telescopic link, it is provided with first telescopic link to slide the intracavity, second connecting rod upper end fixedly connected with thread piece, thread piece threaded connection is in the screw thread intracavity, the first connecting rod of second bevel gear right-hand member fixedly connected with, equal fixedly connected with pillar in the upper cover, second telescopic link lower extreme fixedly connected with base, first telescopic link upper portion rear end fixedly connected with second bracing piece, the first bracing piece of second bracing piece upper end fixedly connected with, second bracing piece front end fixedly connected with show board. The utility model discloses in, drive the flexible of screw thread piece and first telescopic link effect realization device through rotating the handle, adjust the panel height, it is more convenient to use, and the panel is through multiple fixed, has improved the joint strength of panel, and the pillar uses with the base combination, has promoted the stability of device, is worth wideling popularize.
Description
Technical Field
The utility model relates to a show board design technical field especially relates to a extending structure for show board.
Background
The display board is an appliance for displaying information, and can play a role in propaganda and display by attaching or hanging paper with information on the display board.
Traditional show board is fixed or can not adjust formula, is prefabricated usually, highly can not adjust, causes the show board can not be applicable to different scenes, causes show board cyclic utilization to rate lowly, and traditional show board joint strength is not enough, and stability is also not enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a telescopic structure for a display board.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a telescopic structure for a display board comprises a second telescopic rod, wherein a sliding cavity is arranged in the second telescopic rod, sliding grooves are formed in two sides of the sliding cavity, a first telescopic rod is arranged in the sliding cavity in a sliding mode, a connecting block is fixedly connected to the lower end of the first telescopic rod, sliding blocks are fixedly connected to two sides of the connecting block and are arranged in the sliding grooves in a sliding mode, a threaded cavity is arranged in the first telescopic rod, an opening is formed in the right side of the threaded cavity, a third connecting rod is fixedly connected to the right side of the upper end in the second telescopic rod, a sleeve ring is fixedly connected to the left end of the third connecting rod, a second connecting rod is rotatably connected in the sleeve ring, a limiting ring is fixedly connected to the upper side and the lower side of the middle of the second connecting rod, a threaded block is fixedly connected to the upper end of the second connecting rod, the threaded block is in threaded connection with the threaded cavity, and a first bevel gear is fixedly connected to the lower end of the second connecting rod, the utility model discloses a telescopic rack, including first bevel gear, second bevel gear, first telescopic link, upper cover, equal fixedly connected with pillar, first connecting rod, first telescopic link, first bracing piece, second bracing piece upper end fixedly connected with first bracing piece, second bracing piece front end fixedly connected with panel, first bevel gear right side lower extreme meshing is connected with the second bevel gear, second bevel gear right-hand member fixedly connected with first connecting rod, first connecting rod rotates and connects in second telescopic link right side upper end, second telescopic link middle part periphery evenly distributed has the upper cover, equal fixedly connected with pillar in the upper cover, second telescopic link lower extreme fixedly connected with base, first telescopic link upper portion rear end fixedly connected with second bracing piece, second bracing piece upper end fixedly connected with first bracing piece, second bracing piece front end fixedly connected with panel.
As a further description of the above technical solution:
the limiting rings are positioned at the upper end and the lower end of the lantern ring.
As a further description of the above technical solution:
the third link is located within the opening.
As a further description of the above technical solution:
the middle part of the first connecting rod passes through the inside of the opening.
As a further description of the above technical solution:
the front end of the first supporting rod is fixedly connected to the middle of the rear end of the display board.
As a further description of the above technical solution:
the periphery of the base is uniformly distributed with grooves.
As a further description of the above technical solution:
the right end of the first connecting rod is fixedly connected with a handle.
As a further description of the above technical solution:
the front end of the upper part of the first telescopic rod is fixedly connected to the middle part of the lower end of the display board.
The utility model discloses following beneficial effect has:
1. the utility model discloses in, at first, rotate first connecting rod through the handle, drive second bevel gear and rotate, the first bevel gear who meshes with it rotates thereupon, it rotates with the thread piece to drive the second connecting rod, thread piece and the inside screw thread chamber interact of first telescopic link, because the slider of first telescopic link lower extreme fixed connection's connecting block both sides slides in the spout, limiting displacement has been played to first telescopic link, make it can not take place to rotate, thread piece and second connecting rod are also because spacing ring and lantern ring are spacing each other, horizontal rotation can only take place, when making the thread piece rotate, first telescopic link can slide from top to bottom thereupon, reach the effect of adjusting first telescopic link upper end panel height, realize the flexible of device.
2. The utility model discloses in, panel lower extreme fixed connection is in first telescopic link upper end, and panel rear end middle part fixed connection has guaranteed the intensity that the panel is connected at second bracing piece and first bracing piece front end, second telescopic link lower extreme fixedly connected with base, and second telescopic link periphery evenly distributed has the upper cover, and the stability of device has further been guaranteed to fixed connection's pillar cooperation base in the upper cover, is worth wideling popularize.
Drawings
Fig. 1 is a perspective view of a telescopic structure for a display board according to the present invention;
fig. 2 is a schematic structural view of a telescopic structure for a display board according to the present invention;
fig. 3 is a front sectional view of a telescopic structure for a display board according to the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3;
fig. 5 is an enlarged view of fig. 3 at B.
Illustration of the drawings:
1. exhibition boards; 2. a first telescopic rod; 3. a second telescopic rod; 4. an upper cover; 5. a pillar; 6. a groove; 7. a base; 8. an opening; 9. a first link; 10. a handle; 11. a first support bar; 12. a second support bar; 13. a threaded cavity; 14. a chute; 15. a thread block; 16. a second link; 17. a first bevel gear; 18. a second bevel gear; 19. a sliding cavity; 20. a slider; 21. connecting blocks; 22. a limiting ring; 23. a collar; 24. and a third link.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides an embodiment: a telescopic structure for a display board comprises a second telescopic rod 3, a sliding cavity 19 is arranged in the second telescopic rod 3, sliding grooves 14 are arranged on two sides of the sliding cavity 19, a first telescopic rod 2 is arranged in the sliding cavity 19 in a sliding mode, a connecting block 21 is fixedly connected to the lower end of the first telescopic rod 2, sliding blocks 20 are fixedly connected to two sides of the connecting block 21, the sliding blocks 20 are arranged in the sliding grooves 14 in a sliding mode, a threaded cavity 13 is arranged in the first telescopic rod 2, an opening 8 is formed in the right side of the threaded cavity 13, a third connecting rod 24 is fixedly connected to the right side of the upper end in the second telescopic rod 3, a sleeve ring 23 is fixedly connected to the left end of the third connecting rod 24, a second connecting rod 16 is rotatably connected in the sleeve ring 23, limiting rings 22 are fixedly connected to the upper side and the lower side of the middle of the second connecting rod 16, a threaded block 15 is fixedly connected to the upper end of the second connecting rod 16, the threaded block 15 is connected to the threaded cavity 13, a first bevel gear 17 is fixedly connected to the lower end of the second connecting rod 16, the lower end of the right side of the first bevel gear 17 is connected with a second bevel gear 18 in a meshing manner, the right end of the second bevel gear 18 is fixedly connected with a first connecting rod 9, the first connecting rod 9 is rotatably connected to the upper end of the right side of the second telescopic rod 3, the first connecting rod 9 is rotated by a handle 10 to drive the second bevel gear 18 to rotate, the first bevel gear 17 meshed with the second bevel gear rotates along with the first bevel gear to drive a second connecting rod 16 and a thread block 15 to rotate, the thread block 15 interacts with a thread cavity 13 inside the first telescopic rod 2, the first telescopic rod 2 and the second connecting rod 16 can only horizontally rotate due to the fact that sliding blocks 20 on two sides of a connecting block 21 fixedly connected with the lower end of the first telescopic rod 2 slide in a sliding groove 14, the first telescopic rod 2 is limited to prevent the first telescopic rod 2 from rotating, the thread block 15 and the second connecting rod 16 are limited by a limiting ring 22 and a lantern ring 23, and the first telescopic rod 2 can vertically slide along with the second telescopic rod when the thread block 15 rotates, and the effect of adjusting the height of an upper end display board 1 of the first telescopic rod 2 is achieved, realize the flexible of device, 3 middle part periphery evenly distributed of second telescopic link has upper cover 4, equal fixedly connected with pillar 5 in the upper cover 4, 3 lower extreme fixedly connected with bases 7 of second telescopic link, 2 upper portion rear end fixedly connected with second bracing piece 12 of first telescopic link, 12 upper end fixedly connected with first bracing piece 11 of second bracing piece, 12 front end fixedly connected with panels 1 of second bracing piece, 1 lower extreme fixed connection of panels is in 2 upper ends of first telescopic link, 1 rear end middle part fixed connection of panels is in second bracing piece 12 and 11 front ends of first bracing piece, the intensity that panels 1 is connected has been guaranteed, 3 lower extreme fixedly connected with bases 7 of second telescopic link, 3 periphery evenly distributed of second telescopic link has upper cover 4, the stability of device has further been guaranteed to 5 cooperation bases 7 of fixed connection in the upper cover 4.
Spacing ring 22 is located lantern ring 23 upper end and lower extreme, make spacing ring 22 can with lantern ring 23 interact, play limiting displacement to second connecting rod 16 and screw block 15, third connecting rod 24 is located opening 8, inside opening 8 is passed at first connecting rod 9 middle part, 11 front end fixed connection of first bracing piece are in 1 rear end middle part of panel, further strengthen 1 joint strength of panel, 7 periphery evenly distributed of base has recess 6, 5 lower extremes of pillar are located recess 6, 9 right-hand member fixedly connected with handles 10 of first connecting rod, handle 10 conveniently rotates first connecting rod 9, 2 upper portion front end fixed connection of first telescopic link are in 1 lower extreme middle part of panel, can further strengthen 1 joint strength of panel.
The working principle is as follows: the first connecting rod 9 is rotated through the handle 10 to drive the second bevel gear 18 to rotate, the first bevel gear 17 meshed with the second bevel gear rotates along with the first bevel gear to drive the second connecting rod 16 to rotate with the thread block 15, the thread block 15 interacts with the thread cavity 13 inside the first telescopic rod 2, as the slide blocks 20 on two sides of the connecting block 21 fixedly connected with the lower end of the first telescopic rod 2 slide in the sliding grooves 14, the first telescopic rod 2 is limited and cannot rotate, the thread block 15 and the second connecting rod 16 can only horizontally rotate due to the mutual limitation of the limiting ring 22 and the lantern ring 23, when the thread block 15 rotates, the first telescopic rod 2 can vertically slide along with the first telescopic rod, the effect of adjusting the height of the display board 1 on the upper end of the first telescopic rod 2 is achieved, the extension and contraction of the device are realized, the lower end of the display board 1 is fixedly connected to the upper end of the first telescopic rod 2, the middle part of the rear end of the display board 1 is fixedly connected to the front ends of the second supporting rod 12 and the first supporting rod 11, guaranteed the intensity that panel 1 connects, 3 lower extreme fixedly connected with bases 7 of second telescopic link, 3 periphery evenly distributed of second telescopic link have upper cover 4, and the stability of device has further been guaranteed to upper cover 4 internal fixation connection's pillar 5 cooperation base 7, is worth wideling popularize.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a show extending structure for board, includes second telescopic link (3), its characterized in that: a sliding cavity (19) is arranged in the second telescopic rod (3), sliding grooves (14) are formed in two sides of the sliding cavity (19), a first telescopic rod (2) is arranged in the sliding cavity (19) in a sliding mode, a connecting block (21) is fixedly connected to the lower end of the first telescopic rod (2), sliding blocks (20) are fixedly connected to two sides of the connecting block (21), the sliding blocks (20) are arranged in the sliding grooves (14) in a sliding mode, a threaded cavity (13) is arranged in the first telescopic rod (2), an opening (8) is formed in the right side of the threaded cavity (13), a third connecting rod (24) is fixedly connected to the right side of the upper end in the second telescopic rod (3), a lantern ring (23) is fixedly connected to the left end of the third connecting rod (24), a second connecting rod (16) is rotationally connected to the lantern ring (23), and a limiting ring (22) is fixedly connected to the upper side and the lower side of the middle of the second connecting rod (16), the upper end of the second connecting rod (16) is fixedly connected with a thread block (15), the thread block (15) is in threaded connection with the inside of the threaded cavity (13), the lower end of the second connecting rod (16) is fixedly connected with a first bevel gear (17), the lower end of the right side of the first bevel gear (17) is in meshed connection with a second bevel gear (18), the right end of the second bevel gear (18) is fixedly connected with a first connecting rod (9), the first connecting rod (9) is rotatably connected with the upper end of the right side of the second telescopic rod (3), upper covers (4) are uniformly distributed on the periphery of the middle part of the second telescopic rod (3), struts (5) are fixedly connected with the inside of each upper cover (4), a base (7) is fixedly connected with the lower end of the second telescopic rod (3), a second supporting rod (12) is fixedly connected with the rear end of the upper part of the first telescopic rod (2), and a first supporting rod (11) is fixedly connected with the upper end of the second supporting rod (12), the front end of the second supporting rod (12) is fixedly connected with a display board (1).
2. The telescopic structure for a display board according to claim 1, wherein: the limiting ring (22) is positioned at the upper end and the lower end of the sleeve ring (23).
3. The telescopic structure for a display board according to claim 1, wherein: the third link (24) is located within the opening (8).
4. The telescopic structure for a display board according to claim 1, wherein: the middle part of the first connecting rod (9) passes through the inside of the opening (8).
5. The telescopic structure for a display board according to claim 1, wherein: the front end of the first supporting rod (11) is fixedly connected to the middle of the rear end of the display board (1).
6. The telescopic structure for a display board according to claim 1, wherein: the periphery of the base (7) is uniformly distributed with grooves (6).
7. The telescopic structure for a display board according to claim 1, wherein: the right end of the first connecting rod (9) is fixedly connected with a handle (10).
8. The telescopic structure for a display board according to claim 1, wherein: the front end of the upper part of the first telescopic rod (2) is fixedly connected to the middle part of the lower end of the display board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121117249.2U CN214955886U (en) | 2021-05-24 | 2021-05-24 | Telescopic structure for display board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121117249.2U CN214955886U (en) | 2021-05-24 | 2021-05-24 | Telescopic structure for display board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214955886U true CN214955886U (en) | 2021-11-30 |
Family
ID=79059283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121117249.2U Active CN214955886U (en) | 2021-05-24 | 2021-05-24 | Telescopic structure for display board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214955886U (en) |
-
2021
- 2021-05-24 CN CN202121117249.2U patent/CN214955886U/en active Active
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