CN211578167U

CN211578167U - Display device of commercial affairs english teaching usefulness

Info

Publication number: CN211578167U
Application number: CN202020739463.0U
Authority: CN
Inventors: 周勇
Original assignee: Zhejiang Guangsha College of Applied Construction Technology
Current assignee: Zhejiang Guangsha College of Applied Construction Technology
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-09-25
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a display device that commercial affairs english teaching was used, the on-line screen storage device comprises a base, the top fixed mounting of base has two bracing pieces, the top fixedly connected with fixed plate of bracing piece, two fixed blocks of one side fixedly connected with of fixed plate, one side fixed mounting of fixed block has the show board, the equal fixedly connected with connecting rod in both sides of fixed plate, the one end of connecting rod is rotated and is connected with the rotation seat, rotate fixedly connected with slider on the seat, sliding connection has the expansion board on the slider, the spout with slider looks adaptation is seted up to the expansion inboard, the constant head tank has been seted up in the slider, fixedly connected with positioning spring in the constant head tank. The utility model relates to a teaching equipment technical field can enlarge the show space, avoids the show board space to be occupied, has ensured the normal teaching progress of business english teaching, is favorable to the display device's of business english teaching usefulness use.

Description

Display device of commercial affairs english teaching usefulness

Technical Field

The utility model relates to a teaching equipment technical field especially relates to a display device of commercial affairs english teaching usefulness.

Background

The concept of "business english" has not been short since it was proposed today, but in the world-wide trend, the english learning market is windy today, and many training institutions use business english as their main training program.

When the display device of current business english teaching usefulness used, the show board show space of its inside installation is less, if the available space of show board is taken up, need take off the adsorbed show article on its surface just can continue to use, has delayed the normal progress of business english teaching, is unfavorable for the display device's of business english teaching usefulness use, for this reason, we provide a display device of business english teaching usefulness and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the prior art and providing a display device for business english teaching.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a display device that commercial affairs english teaching was used, the on-line screen storage device comprises a base, the top fixed mounting of base has two bracing pieces, the top fixedly connected with fixed plate of bracing piece, two fixed blocks of one side fixedly connected with of fixed plate, one side fixed mounting of fixed block has the show board, the equal fixedly connected with connecting rod in both sides of fixed plate, the one end of connecting rod is rotated and is connected with the rotation seat, rotate the fixedly connected with slider on the seat, sliding connection has the expansion board on the slider, expand the inboard spout of having seted up with slider looks adaptation, the constant head tank has been seted up in the slider, fixedly connected with positioning spring in the constant head tank, positioning spring's top fixedly connected with fixture block, a plurality of draw-in grooves with fixture block looks.

Preferably, one side of one of the expansion plates is fixedly connected with a positioning plate, and the other expansion plate is internally provided with a connecting groove matched with the positioning plate.

Preferably, an elastic pad is fixedly installed in the connecting groove along the circumferential direction, and one side of the elastic pad is tightly attached to the positioning plate.

Preferably, two guide grooves are formed in the sliding groove, limiting strips are connected in the guide grooves in a sliding mode, and the limiting strips are fixedly connected with the sliding block.

Preferably, a push-pull groove is formed in one side of the sliding block and communicated with the interior of the positioning groove, a handle is connected in the push-pull groove in a sliding mode, and one side of the handle is fixedly connected with the clamping block.

Preferably, the push-pull groove is rotatably connected with a limiting rod, and a positioning opening matched with the handle is formed in the limiting rod in a penetrating mode.

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

1. the clamping block is connected with the clamping groove in a clamping mode, the two expansion plates are pulled to move in opposite directions, the display space can be enlarged, the display plate space is prevented from being occupied, the normal teaching progress of business English teaching is guaranteed, and the display device for the business English teaching is favorably used;

2. through rotating the gag lever post, utilize handle and positioning spring's cooperation, can fix a position the position of fixture block, be favorable to extending the removal and the location of board.

Drawings

Fig. 1 is a schematic structural view of a display device for business english teaching according to the present invention;

fig. 2 is a schematic cross-sectional structure view of a display device for business english teaching according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged view of the structure at B in fig. 2.

In the figure: 1. expanding the board; 2. a display board; 3. a fixing plate; 4. positioning a plate; 5. a base; 6. a support bar; 7. a connecting rod; 8. a fixed block; 9. a positioning spring; 10. a limiting strip; 11. a slider; 12. a clamping block; 13. a handle; 14. a limiting rod; 15. an elastic pad.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a display device for business english teaching comprises a base 5, two support rods 6 are fixedly mounted on the top of the base 5, a fixed plate 3 is fixedly connected to the top of the support rods 6, two fixed blocks 8 are fixedly connected to one side of the fixed plate 3, a display plate 2 is fixedly mounted on one side of the fixed block 8, connecting rods 7 are fixedly connected to both sides of the fixed plate 3, one end of each connecting rod 7 is rotatably connected with a rotating seat, a sliding block 11 is fixedly connected to the rotating seat, expansion plates 1 are slidably connected to the sliding block 11, a positioning plate 4 is fixedly connected to one side of one expansion plate 1, a connecting groove matched with the positioning plate 4 is formed in the other expansion plate 1, the stable connecting groove between the two expansion plates 1 can be improved, an elastic cushion 15 is fixedly mounted in the circumferential direction, one side of the elastic cushion 15 is tightly attached to, the connection stability between the two expansion plates 1 is further improved;

the expanding plate 1 is internally provided with a sliding groove matched with the sliding block 11, the sliding groove is internally provided with two guide grooves, the guide grooves are internally and slidably connected with limiting strips 10, the two limiting strips 10 are both fixedly connected with the sliding block 11, the connection stability between the sliding block 11 and the expanding plate 1 is improved, the adverse effect caused by the falling of the expanding plate 1 is avoided, the sliding block 11 is internally provided with a positioning groove, a positioning spring 9 is fixedly connected in the positioning groove, the top of the positioning spring 9 is fixedly connected with a clamping block 12, the sliding groove is internally provided with a plurality of clamping grooves matched with the clamping block 12, one side of the sliding block 11 is provided with a push-pull groove which is communicated with the inside of the positioning groove, the push-pull groove is internally and slidably connected with a handle 13, one side of the handle 13 is fixedly connected with the clamping block 12, the movement of the clamping block 12 is conveniently controlled, the sliding groove is, through rotating gag lever post 14, utilize handle 13 and positioning spring 9's cooperation, can fix a position the position of fixture block 12, be favorable to extending board 1's removal and location, can be with the disconnection of being connected between fixture block 12 and the draw-in groove through the application of force to handle 13, exert the pulling force to two extending boards 1 again, move two extending boards 1 to relative direction, can enlarge the show space, can save the step that the available space of show board 2 was taken off its surperficial absorbent show article, be favorable to going on of commercial english teaching.

In the utility model, in the initial state, the positioning spring 9 is in the normal state, the elastic force drives the clamping block 12 to be clamped into the clamping groove of the expansion plate 1 and keeps the connection state stable, the clamping block 12 is drawn out from the clamping groove by applying force to the handle 13, meanwhile, the positioning spring 9 enters a compressed state from a normal state, then, the limiting rod 14 is applied with force to rotate, the handle 13 is clamped into the limiting rod 14, the position of the clamping block 12 is driven to be positioned by the elasticity of the positioning spring 9, then the two expansion boards 1 can be moved towards the two sides of the display board 2 by applying a pulling force to the two expansion boards 1, when the display board 2 is completely exposed in the visual field, the limiting rod 14 is rotated to disconnect the display board from the handle 13, the positioning spring 9 drives the clamping block 12 to be clamped into the clamping groove at the corresponding position by elasticity, so that the position of the display board 1 is fixed, and the operation can be completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a display device that commercial affairs english teaching was used, includes base (5), its characterized in that, the top fixed mounting of base (5) has two bracing pieces (6), the top fixedly connected with fixed plate (3) of bracing piece (6), two fixed blocks (8) of one side fixedly connected with of fixed plate (3), one side fixed mounting of fixed block (8) has display board (2), the equal fixedly connected with connecting rod (7) in both sides of fixed plate (3), the one end of connecting rod (7) is rotated and is connected with the rotation seat, fixedly connected with slider (11) on the rotation seat, sliding connection has expansion board (1) on slider (11), the spout that has with slider (11) looks adaptation is seted up in expansion board (1), the constant head tank has been seted up in slider (11), fixedly connected with positioning spring (9) in the constant head tank, the top fixedly connected with fixture block (12) of positioning spring (9), set up a plurality of draw-in grooves with fixture block (12) looks adaptation in the spout.

2. The display device for business english teaching of claim 1, wherein one side of one of the expansion plates (1) is fixedly connected with a positioning plate (4), and the other expansion plate (1) is provided with a connecting groove adapted to the positioning plate (4).

3. The display device for business english teaching of claim 2, wherein an elastic pad (15) is fixedly installed inside the connecting groove along the circumferential direction, and one side of the elastic pad (15) is tightly attached to the positioning plate (4).

4. The display device for business english teaching of claim 1, characterized in that two guide grooves are formed in the sliding groove, a limit strip (10) is slidably connected in the guide groove, and both limit strips (10) are fixedly connected with the sliding block (11).

5. The display device for business english teaching of claim 1, wherein a push-pull slot is formed on one side of the slider (11), the push-pull slot communicates with the inside of the positioning slot, a handle (13) is slidably connected in the push-pull slot, and one side of the handle (13) is fixedly connected with the fixture block (12).

6. The display device for business english teaching of claim 5, wherein the push-pull groove is rotatably connected with a limit rod (14), and the limit rod (14) is internally provided with a positioning hole matched with the handle (13) in a penetrating manner.