CN213424489U

CN213424489U - Humanity geographical knowledge propaganda display device convenient to adjust

Info

Publication number: CN213424489U
Application number: CN202022736597.XU
Authority: CN
Inventors: 胡宇帆
Original assignee: Northwestern University
Current assignee: Northwestern University
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-06-11
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a humanity geographical knowledge propaganda show device convenient to adjust, including two splint, the both sides fixedly connected with support column of two splint, the top fixedly connected with roof of two support columns, the inner wall cover of belt is established and is connected with the second runner, the beneficial effects of the utility model are that: the utility model relates to a humanity geographical knowledge propaganda display device convenient to adjust, install first runner, the belt, the rotation that the second runner used first runner makes the second runner rotate together through the belt, install first roller, the second roller, the poster is favorable to rotating the rotation that drives first roller through first runner and drives second roller rotation then and is favorable to demonstrateing the poster that the outer rampart of first roller is installed to different, thereby the installation fixed plate, sand grip and recess are favorable to being favorable to the staff to change the poster of device internally mounted with the removal to the installation of sliding block, and convenient to use.

Description

Humanity geographical knowledge propaganda display device convenient to adjust

Technical Field

The utility model relates to a display device, in particular to humanity geographical knowledge propaganda display device convenient to adjust.

Background

The human geographical knowledge propaganda display device convenient to adjust is device equipment which is favorable for adjustment and is used for displaying human geographical knowledge propaganda.

There are many humanity geographical knowledge propaganda display device of being convenient for to adjust on the market at present, but the humanity geographical knowledge propaganda display device of being convenient for to adjust is too poor to the poster circulation conversion effect of the inside show of device, it is not good to lead to the viewer to see different poster effects when observing the propaganda poster, and the humanity geographical knowledge propaganda display device of being convenient for to adjust is not good to the mode effect of device internally mounted poster, make the staff need spend a large amount of time and carry out fixed mounting to the poster.

Disclosure of Invention

An object of the utility model is to provide a humanity geographical knowledge propaganda display device convenient to adjust to solve the general humanity geographical knowledge propaganda display device convenient to adjust that proposes in the above-mentioned background art and to the poster circulation conversion effect of device inside show too poor, it is not good to see different poster effects when leading to the viewer to observe the propaganda poster, and the mode effect of general humanity geographical knowledge propaganda display device convenient to adjust to device internally mounted poster is not good, make the staff need spend a large amount of time to carry out fixed mounting's problem to the poster.

In order to achieve the above object, the utility model provides a following technical scheme: a convenient-to-adjust humanity geographic knowledge propaganda and display device comprises two clamping plates, wherein two sides of the two clamping plates are fixedly connected with supporting columns, top ends of the two supporting columns are fixedly connected with a top plate, an adjusting mechanism is fixedly installed between the two clamping plates and comprises a fixing block, a first rotating wheel, a first roller, a belt, a second rotating wheel, a second roller and a poster, two sides of the fixing block are fixedly connected with one side of the corresponding clamping plate, the bottom of the inner wall of the fixing block is fixedly provided with the first rotating wheel, one end of the first rotating wheel is connected with the first roller in a threaded mode, the outer ring wall of the first rotating wheel is sleeved and connected with the belt, the inner wall of the belt is sleeved and connected with the second rotating wheel, one end of the second rotating wheel is rotatably connected with the second roller, the outer ring walls of the second roller and the first roller are both connected with the poster in a sliding mode, and one end, fixed establishment includes sliding block, sand grip, fixed plate, recess, the top of sliding block and one side sliding connection who corresponds splint, the bottom fixedly connected with sand grip of sliding block, the bottom fixed mounting of sliding block has the fixed plate, the bottom of fixed plate and one side fixed connection who corresponds splint, the top of fixed plate is seted up flutedly, the inner wall of recess and the outer wall sliding connection who corresponds the sand grip.

As a preferred technical scheme of the utility model, two the equal fixed mounting in both sides of support column bottom has the universal wheel, just the middle part on roof top is to slope all around.

As a preferred technical scheme of the utility model, first runner is through external switch and external power supply electric connection, the external diameter size of first runner matches the setting with the external diameter size of second runner.

As a preferred technical scheme of the utility model, the girth size of first roller matches the setting with the width size of corresponding poster.

As an optimal technical scheme of the utility model, the external diameter size and the length dimension size of second roller and the external diameter size and the length dimension size that correspond first roller match the setting.

As an optimal technical scheme of the utility model, the width dimension size of sand grip matches the setting with the width dimension size that corresponds the recess.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a humanity geographical knowledge propaganda display device convenient to adjust, install first runner, the belt, the rotation that the second runner used first runner makes the second runner rotate together through the belt, install first roller, the second roller, the poster is favorable to rotating the rotation that drives first roller through first runner and drives second roller rotation then and is favorable to demonstrateing the poster that the outer rampart of first roller is installed to different, thereby the installation fixed plate, sand grip and recess are favorable to being favorable to the staff to change the poster of device internally mounted with the removal to the installation of sliding block, and convenient to use.

Drawings

Fig. 1 is a schematic view of the appearance three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a part of the adjusting mechanism of the present invention;

fig. 3 is a schematic view of the groove structure of the present invention.

In the figure: 1. a splint; 11. a support pillar; 12. a top plate; 2. an adjustment mechanism; 21. a fixed block; 22. a first runner; 23. a first roller; 24. a belt; 25. a second runner; 26. a second roller; 27. a poster; 3. a fixing mechanism; 31. a slider; 32. a convex strip; 33. a fixing plate; 34. and (4) a groove.

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.

Referring to fig. 1-3, the utility model provides a convenient-to-adjust human and geographic knowledge propaganda and display device, which comprises two clamping plates 1, two sides of the two clamping plates 1 are fixedly connected with supporting columns 11, top ends of the two supporting columns 11 are fixedly connected with a top plate 12, an adjusting mechanism 2 is fixedly installed between the two clamping plates 1, the adjusting mechanism 2 comprises a fixed block 21, a first rotating wheel 22, a first roller 23, a belt 24, a second rotating wheel 25, a second roller 26 and a poster 27, two sides of the fixed block 21 are fixedly connected with one side of the corresponding clamping plate 1, the bottom of the inner wall of the fixed block 21 is fixedly provided with the first rotating wheel 22, one end of the first rotating wheel 22 is in threaded connection with the first roller 23, the outer annular wall of the first rotating wheel 22 is sleeved with the belt 24, the inner wall of the belt 24 is sleeved with the second rotating wheel 25, one end of the second, the equal sliding connection of outer rampart of second roller 26 and first roller 23 has poster 27, the one end fixed mounting that first runner 22 was kept away from to first roller 23 has fixed establishment 3, fixed establishment 3 includes sliding block 31, sand grip 32, fixed plate 33, recess 34, sliding block 31's top and the one side sliding connection who corresponds splint 1, sliding block 31's bottom fixedly connected with sand grip 32, sliding block 31's bottom fixed mounting has fixed plate 33, fixed plate 33's bottom and the one side fixed connection who corresponds splint 1, recess 34 has been seted up on fixed plate 33's top, recess 34's inner wall and the outer wall sliding connection who corresponds sand grip 32.

Preferably, the equal fixed mounting in both sides of 11 bottoms of two support columns has the universal wheel, and the middle part on 12 tops of roof inclines all around, and the staff of being convenient for is to the transport of device, when simultaneously preventing to meet bad weather effectively, the rainwater is to the erosion of roof 12.

Preferably, first runner 22 passes through external switch and external power supply electric connection, and the external diameter size of first runner 22 matches with the external diameter size of second runner 25 and sets up, and the staff of being convenient for is to the control of device, does benefit to the use.

Preferably, the size of the perimeter of the first roller 23 is matched with the size of the width of the corresponding poster 27, which is beneficial to the convenience of the alternate conversion of the posters 27.

Preferably, the outer diameter and length of the second roller 26 are matched with those of the first roller 23, so as to facilitate normal use of the device and normal alternation of different posters 27 in the device.

Preferably, the width dimension of the protruding strip 32 matches with the width dimension of the corresponding groove 34, so as to facilitate the sliding connection between the sliding block 31 and the fixed plate 33, and facilitate the sliding of the sliding block 31 on the top end of the fixed plate 33.

The working principle is as follows:

at first staff establishes different posters 27 with first roller 23 cover, with first roller 23 and first runner 22 spiral link, the outer rampart swing joint who uses the one end of poster 27 and second roller 26 next, use the sand grip 32 and the recess 34 sliding connection on fixed plate 33 top of sliding block 31 bottom, make sliding block 31 and first roller 23 and second roller 26 one end realize the screens and be connected, fix it effectively, then open the switch of the first runner 22 of external control, make first runner 22 drive second runner 25 through belt 24 after the switch-on, it realizes the change that rotation between two rollers drives different posters 27 to drive first roller 23 simultaneously, be convenient for the observer watches different posters 27, do benefit to the use.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a humanity geographical knowledge propaganda display device convenient to adjust, includes two splint (1), its characterized in that: the two clamping plates are characterized in that supporting columns (11) are fixedly connected to two sides of each clamping plate (1), top ends of the two supporting columns (11) are fixedly connected with a top plate (12), an adjusting mechanism (2) is fixedly installed between the two clamping plates (1), each adjusting mechanism (2) comprises a fixing block (21), a first rotating wheel (22), a first roller (23), a belt (24), a second rotating wheel (25), a second roller (26) and a poster (27), two sides of each fixing block (21) are fixedly connected with one side of the corresponding clamping plate (1), the bottom of the inner wall of each fixing block (21) is fixedly provided with the first rotating wheel (22), one end of each first rotating wheel (22) is in threaded connection with the first roller (23), the outer ring wall of each first rotating wheel (22) is sleeved with the belt (24), and the inner wall of each belt (24) is sleeved with the second rotating wheel (, one end of the second rotating wheel (25) is rotatably connected with a second roller (26), the outer ring walls of the second roller (26) and the first roller (23) are both connected with posters (27) in a sliding way, one end of the first roller (23) far away from the first rotating wheel (22) is fixedly provided with a fixing mechanism (3), the fixing mechanism (3) comprises a sliding block (31), a convex strip (32), a fixing plate (33) and a groove (34), the top end of the sliding block (31) is connected with one side of the corresponding clamping plate (1) in a sliding way, the bottom end of the sliding block (31) is fixedly connected with a convex strip (32), the bottom end of the sliding block (31) is fixedly provided with a fixed plate (33), the bottom end of the fixing plate (33) is fixedly connected with one side of the corresponding splint (1), the top end of the fixing plate (33) is provided with a groove (34), and the inner wall of the groove (34) is in sliding connection with the outer wall of the corresponding convex strip (32).

2. The humanoid geographical knowledge publicity and demonstration device convenient to adjust of claim 1, characterized in that: two equal fixed mounting in both sides of support column (11) bottom has the universal wheel, just the middle part on roof (12) top is to slope all around.

3. The humanoid geographical knowledge publicity and demonstration device convenient to adjust of claim 1, characterized in that: the first rotating wheel (22) is electrically connected with an external power supply through an external switch, and the outer diameter size of the first rotating wheel (22) is matched with the outer diameter size of the second rotating wheel (25).

4. The humanoid geographical knowledge publicity and demonstration device convenient to adjust of claim 1, characterized in that: the circumference size of the first roller (23) is matched with the width size of the corresponding poster (27).

5. The humanoid geographical knowledge publicity and demonstration device convenient to adjust of claim 1, characterized in that: the outer diameter size and the length size of the second roller (26) are matched with those of the first roller (23).

6. The humanoid geographical knowledge publicity and demonstration device convenient to adjust of claim 1, characterized in that: the width dimension of the convex strip (32) is matched with that of the corresponding groove (34).