CN214202904U

CN214202904U - Innovative entrepreneurship is with projection sand table

Info

Publication number: CN214202904U
Application number: CN202120193716.3U
Authority: CN
Inventors: 王鹏洋
Original assignee: Zhengzhou Preschool Education College
Current assignee: Zhengzhou Preschool Education College
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-09-14
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a projection sand table for innovation and innovation, which comprises a box body, the box body inboard is provided with a movable plate, the movable plate bilateral symmetry is provided with a slide hole, the slide hole inboard slides and has a guide bar, the guide bar is symmetrically sleeved with a first spring around, the movable plate upside is symmetrically provided with side plates around, the side plate inboard is symmetrically provided with slide bars around, the slide bar slides symmetrically and has slide blocks around, a second spring sleeved outside the slide bar is connected between each slide block and the side plate, the slide block upside is hinged with a support bar, the sand table is hinged at the upper end of the support bar, four corners of the box body downside are provided with support legs, the support leg lower part is provided with a threaded area, a threaded pipe is meshed outside the threaded area, the lower side of the threaded pipe is rotatably connected with a sleeve pipe, and an annular antiskid plate is fixed at the lower side of the sleeve pipe; the utility model has the advantages of simple structure, safe practicality, adjust quick, convenient operation, can all-round buffering and firm effectual.

Description

Innovative entrepreneurship is with projection sand table

Technical Field

The utility model belongs to the technical field of entrepreneurship training equipment, in particular to innovation entrepreneurship projection sand table.

Background

The innovation and establishment aims at cultivating talents with basic literacy and pioneering type individuality of the establishment, not only teaching mainly aiming at establishing the establishment consciousness, innovation spirit and innovation and establishment capability of students in schools, but also aiming at the whole society, aiming at the establishment groups which intend to establish the establishment, establish the establishment and successfully establish the establishment, carrying out the teaching of innovation thinking cultivation and establishment capability exercise in a staged and hierarchical manner, adopting a sand table management mode in the innovation and establishment teaching, simulating actual combat exercises by leading into competitive industries in a simulated actual working scene of enterprise management, surrounding key problems encountered in management work based on core factors of influence, combining the actual scene in the actual management work, simulating the actual combat exercises by the scene, improving the innovation and establishment capability of the students, and having the characteristics of practicability, high participation, pertinence, effectiveness and the like, the existing projection sand table for innovation and establishment has no damping device, consequently, at the in-process that the transportation removed, cause the damage to the sand table easily, simultaneously, current projection sand table removes through the universal wheel usually, and the universal wheel is very unstable, and when receiving great external force touching, the universal wheel will remove, and then influences the projection effect of sand table.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an innovation is projection sand table for startup, have simple structure, safe practical, adjust quick, convenient operation, can all-round buffering and firm effectual advantage.

In order to achieve the above object, the utility model provides a following technical scheme: a projection sand table for innovation and innovation, which comprises a box body, wherein a movable plate is arranged on the inner side of the box body, slide holes are symmetrically formed in the movable plate in the left and right directions, guide rods slide in the slide holes, first springs are symmetrically sleeved on the front and back of the guide rods, side plates are symmetrically arranged on the upper side of the movable plate in the left and right directions, slide rods are symmetrically arranged on the front and back of the inner side of each side plate, slide blocks are symmetrically arranged on the left and right sides of each slide block, a second spring sleeved on the outer side of each slide rod is connected between each slide block and the side plates, a support rod is hinged on the upper side of each slide block, a sand table is hinged on the upper end of each support rod, an L-shaped support is arranged on the upper side of the box body, a mounting frame is arranged at the right end of each L-shaped support, a projector is arranged on the upper side of the mounting frame, cameras are arranged at the right sides of the mounting frame, supporting legs are arranged at the four corners of the lower part of the box body, the threaded pipe is meshed outside the threaded area, the lower side of the threaded pipe is rotatably connected with a sleeve, an annular anti-skid plate is fixed on the lower side of the sleeve, and universal wheels are installed at the lower ends of the supporting legs.

Preferably, the front end and the rear end of the guide rod are fixedly connected with the side wall of the box body, one end of the first spring is fixedly connected with the side wall of the box body, and the other end of the first spring is fixedly connected with the movable plate.

Preferably, the number of the slide bars is two, and the number of the slide blocks and the number of the support bars are the same and are 4.

Preferably, the left end and the right end of the sliding rod are fixedly connected with the side plate.

Preferably, the first spring and the second spring are both buffer springs.

Preferably, the lower end of the L-shaped bracket is fixed on the left wall of the box body.

Preferably, a deflector rod is vertically fixed on the outer side of the threaded pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a fly leaf, slide opening, guide bar, first spring, sliding block, slide bar and second spring, can carry out the omnidirectional buffering to the sand table, avoid the sand table to harm at the in-process of transportation or removal, thereby make the safety protection effect of sand table better, simultaneously through setting up screwed pipe, sleeve pipe and annular antiskid ribbed tile, through annular antiskid ribbed tile and ground extrusion contact, can increase friction, make the landing leg temperature more, when avoiding careless touching, the device can take place to remove or rock, influences the viewing effect, simultaneously the utility model discloses simple structure, and it is quick to adjust, consequently is fit for using widely.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the right-view structure of the movable plate of the present invention.

In the figure: 1. the device comprises a box body, 2, a movable plate, 3, a sliding hole, 4, a guide rod, 5, a first spring, 6, a side plate, 7, a sliding rod, 8, a sliding block, 9, a supporting rod, 10, a sand table, 11, an L-shaped support, 12 mounting frames, 13, a projector, 14, a camera, 15, a supporting leg, 16, a threaded area, 17, a threaded pipe, 18, a sleeve, 19, an annular antiskid plate, 20, a universal wheel, 21 and a shifting lever.

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. 1-2, the embodiment provides a projection sand table for innovation and creation, which includes a box body 1, a movable plate 2 is arranged inside the box body 1, slide holes 3 are symmetrically arranged on the left and right of the movable plate 2, guide rods 4 are slidably arranged inside the slide holes 3, first springs 5 are symmetrically sleeved on the front and back of the guide rods 4, side plates 6 are symmetrically arranged on the upper side of the movable plate 2, slide rods 7 are symmetrically arranged on the front and back of the inner side of the side plates 6, slide blocks 8 are symmetrically slidably arranged on the left and right of the slide rods 7, a second spring 22 sleeved outside the slide rods 7 is connected between each slide block 8 and the side plate, a support rod 9 is hinged on the upper side of the slide block 8, a sand table 10 is hinged on the upper end of the support rod 9, an L-shaped support 11 is arranged on the upper side of the box body 1, a mounting bracket 12 is arranged at the right end of the L-shaped support 11, and a projector 13 is arranged on the upper side of the mounting bracket 12, the utility model discloses a portable electronic device, including mounting bracket 12, the right side of mounting bracket 12 is provided with camera 14, the position at four angles of box 1 downside is provided with landing leg 15, landing leg 15 lower part is provided with threaded

area

16, and 16 outside meshes in threaded area have screwed pipe 17, and screwed pipe 17 downside is rotated and is connected with sleeve pipe 18, sleeve pipe 18 downside is fixed with annular antiskid ribbed tile 19, universal wheel 20 is installed to landing leg 15 lower extreme.

In order to fix the guide rod 4 and fix both ends of the first spring 5, in this embodiment, both the front end and the rear end of the guide rod 4 are fixedly connected to the sidewall of the box 1, one end of the first spring 5 is fixedly connected to the sidewall of the box 1, and the other end of the first spring 5 is fixedly connected to the movable plate 2.

In order to stably support the sand table 10 through the support rod 9, in the present embodiment, the number of the slide rods 7 is two, and the number of the slide blocks 8 and the number of the support rods 9 are the same and are 4.

In order to fix the sliding rod 7, in the embodiment, both the left end and the right end of the sliding rod 7 are fixedly connected with the side plate 6.

In order to improve the buffering effect of the first spring 5 and the second spring 22, in the present embodiment, both the first spring 5 and the second spring 22 are buffering springs.

In order to fix the L-shaped bracket 11, in the present embodiment, the lower end of the L-shaped bracket 11 is fixed to the left wall of the box 1.

In order to facilitate the rotation of the threaded pipe 17 by the shift lever 21, and thus the height of the annular anti-skid plate 19 is adjusted, in this embodiment, the shift lever 21 is vertically fixed on the outer side of the threaded pipe 17.

The utility model discloses a theory of operation: when the device is used, firstly the box body 1 is pushed by the universal wheel 20, the box body 1 is pushed to the front of the projection screen, the projector 13 and the camera 14 are started, then the deflector rod 21 is rotated, the deflector rod 21 drives the threaded pipe 17 to rotate, the threaded pipe 17 descends and moves downwards in the threaded engagement of the threaded zone 16, the threaded pipe 17 drives the sleeve 18 and the annular anti-skid plate 19 to move downwards, the deflector rod stops rotating until the annular anti-skid plate 19 is in close contact with the ground, the annular anti-skid plate 19 can increase the friction force with the ground 21, so that the stabilizing effect of the supporting leg 15 is better, when the device is shaken in the front and back direction, the movable plate 2 moves along the direction of the guide rod 4 through the slide hole 3, so as to extrude or stretch the first spring 5, so as to realize the buffering in the front and back direction through the first spring 5, when the buffering in the vertical direction or the left and right direction is carried out, the sand table 10 is shaken in the left and right direction or the vertical direction, thereby drive the sliding block 8 through bracing piece 9 and remove, sliding block 8 will remove along slide bar 7's direction, and then stretch or compress second spring 22 to realize the cushioning effect, consequently carry out the omnidirectional buffering to sand table 10, it is better to the safety protection effect of sand table 10.

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 innovation is projection sand table for startup, includes the box, its characterized in that: the portable box comprises a box body, and is characterized in that a movable plate is arranged on the inner side of the box body, slide holes are symmetrically arranged on the left and right sides of the movable plate, guide rods slide on the inner side of the slide holes, first springs are symmetrically sleeved on the front and back of the guide rods, side plates are symmetrically arranged on the left and right sides of the upper side of the movable plate, slide rods are symmetrically arranged on the front and back sides of the inner side of the side plates, slide blocks slide symmetrically on the left and right sides of the slide rods, second springs sleeved on the outer sides of the slide rods are connected between each slide block and the side plates, support rods are hinged on the upper sides of the slide blocks, a sand table is hinged on the upper ends of the support rods, an L-shaped support is arranged on the upper side of the box body, a mounting frame is arranged at the right end of the L-shaped support, a projector is arranged on the upper side of the mounting frame, supporting legs are arranged at the positions at four corners of the lower side of the box body, a thread area is meshed with a thread pipe, the screwed pipe downside rotates and is connected with the sleeve pipe, the sleeve pipe downside is fixed with annular antiskid ribbed tile, the universal wheel is installed to the landing leg lower extreme.

2. The projection sand table for innovation startup as claimed in claim 1, wherein: the front end and the rear end of the guide rod are fixedly connected with the side wall of the box body, one end of the first spring is fixedly connected with the side wall of the box body, and the other end of the first spring is fixedly connected with the movable plate.

3. The projection sand table for innovation startup as claimed in claim 1, wherein: the quantity of slide bar is two, the quantity of slide block and bracing piece is the same and be 4.

4. The projection sand table for innovation startup as claimed in claim 1, wherein: the left end and the right end of the sliding rod are fixedly connected with the side plate.

5. The projection sand table for innovation startup as claimed in claim 1, wherein: the first spring and the second spring are both buffer springs.

6. The projection sand table for innovation startup as claimed in claim 1, wherein: the lower end of the L-shaped bracket is fixed on the left wall of the box body.

7. The projection sand table for innovation startup as claimed in claim 1, wherein: and a deflector rod is vertically fixed on the outer side of the threaded pipe.