CN219432375U - Rolling mechanism for bus shelter advertisement board - Google Patents

Abstract

The utility model discloses a rolling mechanism for a bus shelter billboard, which comprises a crawler belt and a central shaft, wherein mounting seats are respectively arranged at two ends of the central shaft, transmission gears are respectively arranged on the mounting seats, a dismounting structure is arranged between the transmission gears and the mounting seats, the dismounting structure comprises mounting sleeves, the mounting sleeves are fixedly connected on the inner walls of the mounting seats, and clamping blocks are arranged inside the mounting sleeves. According to the utility model, through the matching design of the mounting sleeve and the clamping block, the transmission gear can be quickly disassembled and assembled in the mounting seat, so that the time consuming and complicated process of replacing the transmission gear after being worn is avoided, and meanwhile, through the split design of the transmission gear and the mounting seat, after the transmission gear part is damaged, the convenience of the mechanism can be realized, the designated replacement can be performed, and the waste phenomenon of the whole assembly replacement can be avoided.

Description

Rolling mechanism for bus shelter advertisement board

Technical Field

The utility model relates to the technical field of rolling mechanisms, in particular to a rolling mechanism for a bus shelter billboard.

Background

In the current society, along with rapid development of cities, convenience engineering in the cities is gradually perfected, public transportation systems are important parts of the convenience engineering in the cities, bus shelter which is matched with public transportation is distributed at all corners of the cities, and rolling mechanisms are arranged in advertisement boxes in most bus shelter to solve the problems of changing and turning over of posters;

the conventional rolling mechanism can have the problem that the gear and the rack are inconvenient to replace after being worn in the daily application process, so that the phenomena of time consumption, complicated steps and more parts replacement in the gear disassembly and assembly process are caused.

Disclosure of Invention

The utility model aims to provide a rolling mechanism for a bus shelter billboard, which aims to solve the problem that in the background technology, the replacement of racks is inconvenient after the racks are worn.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a rolling mechanism for bus shelter bill-board, includes track and axis, the mount pad is installed respectively at the centraxonial both ends, and all installs drive gear on the mount pad, be provided with dismouting structure between drive gear and the mount pad, and dismouting structure includes the installation cover, the installation cover is all fixed connection on the inner wall of mount pad, the inside of installation cover is provided with the block.

Preferably, three groups of transmission gears are arranged in the mounting seat, and the three groups of transmission gears and the upper part of the mounting seat are arranged in a triangle shape.

Preferably, the installation sleeve is of a rectangular groove design, and the installation sleeve and the clamping block are of a clamping structure.

Preferably, the surface of drive gear is provided with the track, and installs fixed knot structure on the track, fixed knot constructs including the strake, strake fixed connection is at the both ends of track, all install the fixed peg on the strake, and the surface mounting of fixed peg has the anticreep cap.

Preferably, the fixing bolt penetrates through the inside of the edge strip and is matched with the anti-drop cap, and the fixing bolt is in threaded connection with the anti-drop cap.

Preferably, the fixing pegs are arranged on the edge strips in a plurality of groups, and the fixing pegs in the plurality of groups are distributed at equal intervals in the edge strips.

Preferably, internal teeth are arranged on the inner wall of the crawler belt, and the internal teeth are meshed with the transmission gear.

Compared with the prior art, the utility model has the beneficial effects that: this rolling mechanism for bus shelter bill-board is rational in infrastructure, has following advantage:

(1) Through the cooperation design of the mounting sleeve and the clamping block, the transmission gear can be quickly disassembled and assembled in the mounting seat, the time consuming and complicated process of replacing the transmission gear after being worn is avoided, meanwhile, through the split design of the transmission gear and the mounting seat, after the transmission gear part is damaged, the convenience of the mechanism can be represented, the designated replacement can be carried out, and the waste phenomenon of the whole assembly replacement can be avoided;

(2) By means of the arrangement of the fixing pegs, the poster can be fixed on the surface of the crawler belt, and compared with a traditional gluing fixing mode, the fixing timeliness of the poster and the surface of the crawler belt is greatly enhanced, and meanwhile, due to the design of the anti-drop cap, the phenomenon that the poster slides off the surface of the fixing pegs is avoided;

(3) When the transmission gear is installed in the three groups of triangles in the installation seat, compared with the traditional method for installing the single gear, the transmission gear has adaptability, such as the phenomenon that the single gear is loosened, and the three groups of triangles of the transmission gear are installed more stably.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic top view of the assembly and disassembly structure of the present utility model;

fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a track; 2. internal teeth; 3. a center shaft; 4. a transmission gear; 5. a mounting base; 6. a fixed structure; 601. fixing the peg; 602. an anti-drop cap; 603. edge strips; 7. a disassembly and assembly structure; 701. a mounting sleeve; 702. and a clamping block.

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.

Referring to fig. 1-3, an embodiment of the present utility model is provided: the utility model provides a rolling mechanism for bus shelter bill-board, includes track 1 and axis 3, its characterized in that: the two ends of the center shaft 3 are respectively provided with an installation seat 5, the installation seats 5 are respectively provided with a transmission gear 4, three groups of transmission gears 4 are arranged in the installation seats 5, the three groups of transmission gears 4 are arranged in a triangle shape on the installation seats 5, a disassembly and assembly structure 7 is arranged between the transmission gears 4 and the installation seats 5, the disassembly and assembly structure 7 comprises an installation sleeve 701, the installation sleeve 701 is fixedly connected on the inner wall of the installation seats 5, a clamping block 702 is arranged in the installation sleeve 701, the installation sleeve 701 is in a rectangular groove design, and the installation sleeve 701 and the clamping block 702 are in a clamping structure;

the mounting seat 5 is made of flexible metal materials, so that the mounting seat 5 can be restored after being slightly broken, the transmission gear 4 is placed by the mounting seat 5, the mounting seat 5 can be clamped and butted with the transmission gear 4 by loosening the mounting seat 5, the inner space of the mounting seat 5 is increased after the mounting seat 5 is broken, and the transmission gear 4 can be detached at the middle position of the mounting seat 5;

an inner tooth 2 is arranged on the inner wall of the crawler belt 1, and the inner tooth 2 is meshed with a transmission gear 4;

the middle shafts 3 are in butt joint with an external rolling motor, and simultaneously, the two groups of middle shafts 3 synchronously move under the drive of the crawler belt 1;

the surface of the transmission gear 4 is provided with a crawler belt 1, the crawler belt 1 is provided with a fixing structure 6, the fixing structure 6 comprises side bars 603, the side bars 603 are fixedly connected to two ends of the crawler belt 1, fixing pegs 601 are arranged on the side bars 603, the surface of each fixing peg 601 is provided with an anti-falling cap 602, each fixing peg 601 penetrates through the inside of each side bar 603 and is matched with the corresponding anti-falling cap 602, the fixing pegs 601 are in threaded connection with the corresponding anti-falling caps 602, internal teeth 2 are arranged on the inner wall of the crawler belt 1, and the internal teeth 2 are meshed with the transmission gear 4;

through the threaded connection of the fixing peg 601 and the anti-drop cap 602, the position of the poster on the surface of the crawler belt 1 is limited, the anti-drop cap 602 is rotated reversely, so that the disassembly of the poster can be completed, and the poster replacement step is facilitated.

Working principle: firstly, an advertisement poster is installed on the surface of a crawler belt 1, corners of the poster are penetrated through fixing pegs 601 penetrating through inner teeth 2, then a top end knob of the fixing pegs 601 is taken up by an anti-falling cap 602, and the anti-falling cap 602 is screwed on the surface of the fixing pegs 601, so that the poster is fixed on the surface of the crawler belt 1; secondly, one side of the mounting seat 5 is broken off, the internal accommodating space of the mounting seat 5 is increased, then the transmission gear 4 is placed at the middle position of the transmission gear 4, meanwhile, the clamping block 702 is aligned with the mounting sleeve 701, the mounting seat 5 is loosened, the mounting sleeve 701 on the inner wall of the mounting seat 5 is clamped and butted with the clamping block 702 through the reset function of the mounting seat 5, and then the crawler belt 1 can be mounted on the surface of the transmission gear 4; finally, the middle shaft 3 is driven to rotate by an external rolling motor, then the middle shaft 3 drives the transmission gear 4 to rotate by the mounting seat 5, and meanwhile, the transmission gear 4 drives the crawler belt 1 to roll by the internal teeth 2 meshed with the transmission gear 4 on the inner wall of the crawler belt 1, so that the whole work of the mechanism is finally completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a rolling mechanism for bus shelter bill-board, includes track (1) and axis (3), its characterized in that: install mount pad (5) respectively at the both ends of axis (3), and all install drive gear (4) on mount pad (5), be provided with dismouting structure (7) between drive gear (4) and mount pad (5), and dismouting structure (7) are including installation cover (701), all fixed connection on the inner wall of mount pad (5) installation cover (701), the inside of installation cover (701) is provided with block (702).

2. A roll mechanism for a bus shelter billboard as claimed in claim 1, wherein: the transmission gears (4) are arranged in the mounting seat (5) in three groups, and the three groups of transmission gears (4) and the mounting seat (5) are arranged in a triangular shape.

3. A roll mechanism for a bus shelter billboard as claimed in claim 1, wherein: the mounting sleeve (701) is in a rectangular groove design, and the mounting sleeve (701) and the clamping block (702) are in a clamping structure.

4. A roll mechanism for a bus shelter billboard as claimed in claim 1, wherein: the surface of drive gear (4) is provided with track (1), and installs fixed knot structure (6) on track (1), fixed knot structure (6) include strake (603), strake (603) fixed connection is at the both ends of track (1), all install fixed peg (601) on strake (603), and the surface mounting of fixed peg (601) has anticreep cap (602).

5. The roll mechanism for a bus shelter billboard as claimed in claim 4, wherein: the fixing bolt (601) penetrates through the edge strip (603) and is matched with the anti-falling cap (602), and the fixing bolt (601) is in threaded connection with the anti-falling cap (602).

6. The roll mechanism for a bus shelter billboard as claimed in claim 4, wherein: the fixing pegs (601) are arranged on the side strips (603) in a plurality of groups, and the fixing pegs (601) in the plurality of groups are distributed at equal intervals inside the side strips (603).

7. A roll mechanism for a bus shelter billboard as claimed in claim 1, wherein: an inner tooth (2) is arranged on the inner wall of the crawler belt (1), and the inner tooth (2) is meshed with a transmission gear (4).