CN210896501U

CN210896501U - Education project research and development show support with top activity limit structure

Info

Publication number: CN210896501U
Application number: CN202020116135.5U
Authority: CN
Inventors: 徐世杰
Original assignee: Shenzhen Hanyun Online Education Technology Co ltd
Current assignee: Shenzhen Hanyun Online Education Technology Co ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-06-30
Anticipated expiration: 2030-01-18

Abstract

The utility model relates to an educational program research and development is with show support that has top activity limit structure, include: the base, insert a section of thick bamboo and a plurality of branch, the base level is placed, insert a section of thick bamboo and include inner tube and urceolus, the inner tube is the cylinder, the urceolus is upper end open-ended circular barrel, the inner tube is vertical to be installed on the base, the coaxial cover of urceolus is established in the inner tube outside, the circumference interval is equipped with the multiunit and runs through the jack of its section of thick bamboo wall on the urceolus section of thick bamboo wall, a plurality of jacks of every group set up along vertical direction equidistant interval, the same one side of every group jack all is equipped with a bar opening, bar opening and a plurality of jack connection and the intercommunication that correspond the group, and bar open-ended upper end extends to the upper end of urceolus, one side that the bar open-ended that communicates was kept away. The display support with the top movable limiting structure for the educational program research and development is simple in structure and high in safety.

Description

Education project research and development show support with top activity limit structure

Technical Field

The utility model relates to a technical field of office supplies especially relates to an education project research and development is with show support that has top activity limit structure.

Background

The display bracket is an important tool for displaying files, works, propaganda single pages and other contents needing to be displayed, and in the display activities of some important research and development projects, because the number of the displayed single pages is large and the displayed contents have certain special properties, the propaganda contents can not be taken away; at present, no display bracket meeting the related requirements exists in the market.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide an educational program research and development show support with top activity limit structure to current show support can not satisfy that the show single page is less, the quantity is more, the problem.

An educational program research and development show support with top activity limit structure, includes: the base is horizontally arranged, the inserting cylinder comprises an inner cylinder and an outer cylinder, the inner cylinder is a cylinder, the outer cylinder is a circular cylinder with an opening at the upper end, the inner cylinder is vertically arranged on the base, the outer cylinder is coaxially sleeved on the outer side of the inner cylinder, a plurality of groups of jacks penetrating through the cylinder wall of the outer cylinder are arranged on the cylinder wall of the outer cylinder at intervals in the circumferential direction, a plurality of jacks of each group are arranged at intervals along the vertical direction, one side of each group, which is the same as the jacks, is provided with a strip-shaped opening, the strip-shaped opening is connected and communicated with a plurality of jacks of the corresponding group, and the upper end of the bar-shaped opening extends to the upper end of the outer barrel, each jack is far away from the communicated bar-shaped opening, one side of the jack is provided with an arc-shaped hole which is sunken downwards, one end of the supporting rod is inserted into any jack, and the other end of the supporting rod extends towards the direction far away from the inner barrel.

Above-mentioned education project research and development is with show support that has top activity limit structure, through set up a plurality of jacks on the urceolus, and through inserting branch in the different jacks, propaganda single-page cover is established on branch, can realize that an interpolation section of thick bamboo shows a plurality of propaganda single-pages, and can be equipped with a plurality of groups of jacks through the circumference at an interpolation section of thick bamboo, can realize a plurality of single-pages of demonstration of a plurality of different angles.

The branch includes the body of rod, first pole head and second pole head, the body of rod is the round bar, first pole head detachable sets up the body of rod inserts the one end of jack, the second pole head sets up the other end of the body of rod, first pole head with the second pole head be with the coaxial cylinder of the body of rod, first pole head with the diameter of second pole head all is greater than the aperture of jack.

Above-mentioned education project research and development is with show support that has top activity limit structure, is equipped with first pole head and second pole head through the both ends at the body of rod, and the effectual branch of having avoided is directly taken out from the jack, can dismantle the connection between first pole head and the body of rod simultaneously, makes things convenient for the different propaganda single page of follow-up change.

In one embodiment, the device further comprises a limiting part, the upper end surface of the inner cylinder is provided with an inwards-recessed circular mounting groove, the limiting part comprises a circular cover with the diameter not lower than that of the outer cylinder, and the lower end surface of the circular cover is provided with a circular end post matched with the mounting groove.

Above-mentioned educational program research and development is with show support that has top activity limit structure, through the limiting displacement of locating part, limited restriction branch is taken out from the upper end of inserting a section of thick bamboo.

In one embodiment, the first rod head is provided with a sunken circular groove, the wall of the circular groove is provided with an internal thread, the end part of the rod body inserted into the insertion hole is provided with an external thread matched with the internal thread of the circular groove, and the rod body is in threaded connection with the first rod head.

In one embodiment, the rod body is provided with an external thread or a small bump for increasing the friction coefficient.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a display stand with a top movable limiting structure for educational program research and development;

FIG. 2 is a schematic view of the construction of the support bar of the display stand of the educational program development of FIG. 1 having a top activity limiting structure;

FIG. 3 is a top view of one embodiment of the display stand of the educational program development device of FIG. 1 having a top activity limiting structure;

fig. 4 is a schematic structural view of a limiting member in a display stand having a top movable limiting structure for the development of the educational program shown in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. inserting a cylinder; 21. an outer cylinder; 22. an inner barrel; 23. a strip-shaped opening; 24. a jack; 25. mounting grooves; 3. a strut; 31. a rod body; 32. a first club head; 33. a second club head; 4. a limiting member; 41. an end post.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is apparent that the specific details set forth in the following description are merely exemplary of the invention, which can be practiced in many other embodiments that depart from the specific details disclosed herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

In one embodiment, as shown in fig. 1 to 4, a display stand for an educational program development having a top activity limiting structure comprises: the base 1 is a circular truncated cone and is horizontally placed, the inserting cylinder 2 comprises a cylindrical inner cylinder 22 and a circular outer cylinder 21 coaxially sleeved outside the

inner cylinder

22, 4 groups of inserting holes 24 are circumferentially arranged on the side surface of the outer cylinder 21 at equal intervals, the plurality of inserting holes 24 in each group are distributed on the side wall of the outer cylinder 23 at equal intervals along the vertical direction, one end of each supporting rod 3 is respectively inserted into different inserting holes 24, the other end extends to the direction far away from the inserting tube 2, a plurality of strip-shaped openings 23 are vertically arranged on the tube wall of the outer tube 21, the strip-shaped openings 23 correspond to a plurality of groups of jacks 24 one by one, and each bar opening 23 is located the same one side that corresponds a plurality of jacks 24 of group, and bar opening 23 and a plurality of jacks 24 intercommunication that correspond the group, the one end and the jack 24 intercommunication of bottommost end of bar opening 23, the other end extends to the upper end of urceolus 21, and one side that corresponding bar opening 23 was kept away from to every jack 24 all has the sunken arc hole of below.

In another embodiment, the strut 3 comprises a rod body 31, a first rod head 32 and a second rod head 33, the rod body 31 is a round rod, the first rod head 32 and the second rod head 33 are both cylinders with a diameter larger than that of the rod body 31, and the first rod head 32 and the second rod head 33 are both coaxial with the rod body 31; the first rod head 32 is detachably connected to an end portion of the rod body 31 inserted into the insertion hole 24, and the second rod head 33 is fixedly connected to an end of the rod body 31 remote from the inner cylinder 22.

Further, first pole head 32 and the body of rod 31 adopt threaded connection, and the end portion that inserts of the body of rod 31 is equipped with the external screw thread, and first pole head 32 is equipped with the circular slot that caves in on the side face that corresponds the body of rod 31 and inserts the end portion external screw thread assorted internal thread is equipped with on the inside wall of circular slot with the body of rod 31. The insertion end of the shaft 31 is screwed to the first head 32.

On the basis of the above embodiment, further, still include locating part 4, inner tube 22 is circular cylinder, its up end is equipped with inside sunken circular mounting groove 25, including the end post 41 that can insert in mounting groove 25 in the locating part 4, the end post 41 of locating part 4 corresponds and inserts in mounting groove 25, and then fix locating part 4 on inner tube 22, still include the dome the same with outer tube 21 diameter in the locating part 4, end post 41 is circular cylinder, its coaxial setting is in the below of dome, and when end post 41 inserts in the mounting groove, the dome lid closes in the upper end of outer tube 21.

In one embodiment, the shaft of the strut 3 is provided with threads or small protrusions for increasing friction.

When the display device is used, according to actual needs, the contents to be displayed are sleeved on the rod body 31 of the supporting rod 3, the first rod head 32 is installed on the rod body 31, the number and the placement positions of the supporting rods 3 are selected, the insertion ends of the supporting rods 3 are moved to different insertion holes 24 along the vertical opening 23, and then the end posts 41 of the limiting part 4 are correspondingly inserted into the installation grooves 25 at the upper end of the inner cylinder 22;

when the number or the position of the supporting rods 3 needs to be adjusted, the limiting part 4 is taken down, the supporting rods 3 are transferred to the strip-shaped opening 23 and are moved out from the upper end of the outer cylinder 21 along the strip-shaped opening 23, then the supporting rods 3 are disassembled, and the replacement of the propaganda bill pages is completed.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions and improvements can be made, and all of them should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. The utility model provides an educational program research and development shows support with having top activity limit structure which characterized in that includes: the base is horizontally arranged, the inserting cylinder comprises an inner cylinder and an outer cylinder, the inner cylinder is a cylinder, the outer cylinder is a circular cylinder with an opening at the upper end, the inner cylinder is vertically arranged on the base, the outer cylinder is coaxially sleeved on the outer side of the inner cylinder, a plurality of groups of jacks penetrating through the cylinder wall of the outer cylinder are arranged on the cylinder wall of the outer cylinder at intervals in the circumferential direction, a plurality of jacks of each group are arranged at intervals along the vertical direction, one side of each group, which is the same as the jacks, is provided with a strip-shaped opening, the strip-shaped opening is connected and communicated with a plurality of jacks of the corresponding group, and the upper end of the bar-shaped opening extends to the upper end of the outer barrel, each jack is far away from the communicated bar-shaped opening, one side of the jack is provided with an arc-shaped hole which is sunken downwards, one end of the supporting rod is inserted into any jack, and the other end of the supporting rod extends towards the direction far away from the inner barrel.

2. The display bracket with the top movable limiting structure for educational program development according to claim 1, wherein the rod comprises a rod body, a first rod head and a second rod head, the rod body is a round rod, the first rod head is detachably arranged at one end of the rod body inserted into the insertion hole, the second rod head is arranged at the other end of the rod body, the first rod head and the second rod head are both cylinders coaxial with the rod body, and the diameters of the first rod head and the second rod head are both larger than the aperture of the insertion hole.

3. The display bracket for educational program research and development with top movable limiting structure according to claim 2, further comprising a limiting member, wherein the upper end surface of the inner barrel is provided with an inwardly recessed circular mounting groove, the limiting member comprises a circular cap with a diameter not lower than that of the outer barrel, and the lower end surface of the circular cap is provided with a circular end post matching with the mounting groove.

4. The display bracket for educational program development with top activity limit structure as claimed in claim 3, wherein the first rod head is provided with a recessed circular groove, the wall of the circular groove is provided with an internal thread, the end of the rod body inserted into the insertion hole is provided with an external thread matching with the internal thread of the circular groove, and the rod body is connected with the first rod head by thread.

5. The display bracket for educational program development with top activity limit structure according to claim 4, wherein the rod body is provided with external threads or small protrusions for increasing friction coefficient.