CN215911068U

CN215911068U - Mobile demonstration device for law case

Info

Publication number: CN215911068U
Application number: CN202122394749.7U
Authority: CN
Inventors: 高亚楠
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-25
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a mobile demonstration device for legal cases, wherein a caster wheel is arranged on a movable seat, a demonstration board is arranged on the movable seat, a demonstration table is rotatably arranged on the movable seat, the demonstration board is annularly fixed on the demonstration table, a gear is rotatably arranged in a fixed seat, toothed bars are longitudinally arranged on two sides of the gear and meshed with the gear, the toothed bar on one side penetrates out of the bottom of the fixed seat to be connected with a sucker, a convex block is arranged on the toothed bar, a longitudinal open slot is arranged at the position, corresponding to the convex block, on the fixed seat, the convex block transversely penetrates out of the open slot, and the convex block is in sliding connection with the open slot.

Description

Mobile demonstration device for law case

Technical Field

The utility model relates to the field of law, in particular to a mobile demonstration device for a law case.

Background

The law belongs to a specialty in the law subject, and as the types of the laws are more, most people need to analyze and discuss a large number of cases in the research process of the law, and during case analysis, the cases are often placed on a table by means of a demonstration device to demonstrate data such as pictures, cards and the like of a plurality of cases back and forth. The existing demonstration device is mostly large-scale exhibition frame type equipment, the structure of the device is fixed, and the device is not convenient for the flexible movement demonstration operation on a table.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, a mobile demonstration device for legal cases is provided to solve the problems in the background art.

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides a mobile demonstration device for a law case, which comprises a mobile seat and a demonstration board, wherein trundles are arranged on the mobile seat, the demonstration board is arranged on the mobile seat, the demonstration board further comprises a demonstration table and a brake mechanism, the demonstration table is rotatably arranged on the mobile seat, the demonstration board is annularly fixed on the demonstration table, the brake mechanism comprises a fixed seat fixed on one side of the mobile seat, a gear is rotatably arranged in the fixed seat, toothed bars are longitudinally arranged on two sides of the gear, the toothed bars are meshed with the gear, the toothed bars on one side penetrate through the bottom of the fixed seat to be connected with a sucker, convex blocks are arranged on the toothed bars, longitudinal open slots are arranged on the fixed seat at positions corresponding to the convex blocks, the convex blocks transversely penetrate through the open slots, and the convex blocks are connected with the open slots in a sliding manner.

Furthermore, the front side of the demonstration board is provided with a magnetic surface, and the magnetic surface is provided with a pressing block which is magnetically attracted.

Further, set up the caulking groove on the demonstration board, the magnetism face sets up in the caulking groove, the cover sets up the guard plate in the caulking groove, one side in caulking groove is worn out to the guard plate slidable.

Further, articulated anchorage bar on the lateral wall of demonstration platform, the free end of anchorage bar is contradicted on removing the seat, the articulated junction of anchorage bar and demonstration platform sets up reset spring.

(III) advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

the mobile demonstration device for the legal cases is simple to operate, convenient to use and easy to flexibly adjust and display a plurality of cases.

Drawings

FIG. 1 is a top view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a schematic structural diagram of the connecting position of the fixing rod and the movable base on the demonstration table of the utility model.

FIG. 4 is a schematic view of the internal structure of the fixed seat of the movable seat of the present invention.

1-a movable seat; 11-a caster; 2-demonstration board; 21-a magnetic surface; 22-briquetting; 23-caulking groove; 24-protective plate; 3-a demonstration table; 31-a fastening rod; 32-a return spring; 4-fixing the base; 41-gear; 42-toothed bar; 43-a suction cup; 44-bumps; 45-open slot.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

A mobile demonstration device for legal cases, as shown in fig. 1 and 2, comprises a mobile seat 1 and a demonstration board 2, the movable seat 1 is provided with casters 11, the demonstration board 2 is arranged on the movable seat 1, and the demonstration platform 3 and the brake mechanism are also included, the demonstration platform 3 is rotatably arranged on the movable seat 1, the demonstration board 2 is annularly fixed on the demonstration platform 3, the braking mechanism comprises a fixed seat 4 fixed on one side of the movable seat 1, a gear 41 is rotatably arranged in the fixed seat 4, a rack bar 42 is longitudinally arranged on two sides of the gear 41, the toothed bar 42 is meshed with the gear 41, the toothed bar 42 at one side penetrates out of the bottom of the fixed seat 4 to be connected with a suction cup 43, the rack bar 42 is provided with a convex block 44, the fixed seat 4 is provided with a longitudinal open slot 45 corresponding to the convex block 44, the lug 44 transversely penetrates through the open slot 45, and the lug 44 is connected with the open slot 45 in a sliding manner.

As a preferred embodiment, the front side of the demonstration board 2 is provided with a magnetic surface 21, the magnetic surface 21 is provided with a pressing block 22 which is magnetically attracted, and the legal case picture can be conveniently and quickly fixed and replaced during hanging demonstration through the magnetic attraction of the pressing block 22 and the magnetic surface 21.

As further improvement, the demonstration board 2 is provided with the caulking groove 23, the magnetic surface 21 is arranged in the caulking groove 23, the protection plate 24 is arranged in the caulking groove 23 in a covering mode, the protection plate 24 can slide to penetrate out one side of the caulking groove 23, the protection plate 24 is arranged in the outer side of the magnetic surface 21 in an idle mode, and therefore protection is achieved for the magnetic surface, damage to the magnetic surface is avoided, and use is affected.

As preferred embodiment, articulated anchorage bar 31 on the lateral wall of demonstration platform 3, anchorage bar 31's free end is contradicted on removing seat 1, and anchorage bar 31 sets up reset spring 32 with the articulated junction of demonstration platform 3, through anchorage bar 31 under reset spring 32's elastic force, the pressure contact is on removing seat 1, can rotate the regulation back at demonstration platform 3, realizes the braking, avoids its random rotation, influences looking over when demonstrating.

The utility model provides a mobile demonstration device for legal cases, which is integrally miniaturized and is easy to carry, move and use.

When in use for demonstration, the device can be placed on a table for a plurality of people to study and discuss cases. The movable seat 1 is provided with the caster 11, and the movable seat 1 can be conveniently moved on the table to perform back and forth movement demonstration through the caster 11. Meanwhile, the sucker 43 can be adsorbed on the table after being moved to the position, so that the position is fixed. When the suction cup 43 is used, the suction cup 43 can be moved downward by pressing the protrusion 44 of the corresponding rack 42 downward until the suction cup 43 is attached to the table. Correspondingly, when the movable seat 1 needs to be moved, the protrusion 44 on the other rack bar 42 can be pressed downwards, and the rack bar 42 with the suction cup 43 mounted thereon is driven to reversely ascend and move under the meshing transmission of the gear 41, so that the suction cup 43 is separated from the table, and the movable seat 1 can be moved and adjusted for use. The two states are switched, the control and the regulation are realized by the downward pressing of the convex blocks 44 on the two toothed bars 42, the upward pulling operation of the toothed bar 41 is avoided, and the two states are safe and convenient.

The demonstration table 3 can be adjusted in a rotating mode, so that the demonstration boards 2 in corresponding positions on the demonstration table can be adjusted in a rotating mode, and fixed case pictures on different demonstration boards 2 can be demonstrated in a switching mode.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.

Claims

1. The utility model provides a remove presentation device for law case, is including removing seat (1) and demonstration board (2), it sets up truckle (11) on removing seat (1), demonstration board (2) set up on removing seat (1), its characterized in that: still including demonstration platform (3) and arrestment mechanism, demonstration platform (3) rotate to set up on removing seat (1), demonstration board (2) cyclic annular are fixed in on demonstration platform (3), arrestment mechanism is including being fixed in fixing base (4) that remove seat (1) one side, fixing base (4) internal rotation sets up gear (41), the both sides of gear (41) vertically set up ratch (42), ratch (42) and gear (41) mesh mutually, one side bottom connection sucking disc (43) of fixing base (4) are worn out in ratch (42), set up lug (44) on ratch (42), correspond lug (44) position department on fixing base (4) and set up fore-and-aft open slot (45), open slot (45) are transversely worn out in lug (44), lug (44) and open slot (45) sliding connection.

2. The mobile presentation device for legal cases of claim 1, wherein: the front side of demonstration board (2) sets up magnetic surface (21), set up briquetting (22) of magnetism actuation on magnetic surface (21).

3. The mobile presentation device for legal cases of claim 2, wherein: set up caulking groove (23) on demonstration board (2), magnetism face (21) set up in caulking groove (23), the cover sets up protection plate (24) in caulking groove (23), one side of caulking groove (23) is worn out in protection plate (24) slidable.

4. The mobile presentation device for legal cases of claim 1, wherein: articulated anchorage bar (31) on the lateral wall of demonstration platform (3), the free end of anchorage bar (31) is contradicted on removing seat (1), anchorage bar (31) sets up reset spring (32) with the articulated junction of demonstration platform (3).