CN215705345U

CN215705345U - Display device is used in business enterprise management teaching

Info

Publication number: CN215705345U
Application number: CN202121821571.3U
Authority: CN
Inventors: 张延运
Original assignee: Jining Polytechnic
Current assignee: Jining Polytechnic
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-02-01
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses a display device for management and teaching of industrial, commercial and enterprise enterprises, which comprises a wall body, a shell, a motor, a screw rod and an outer bushing, wherein the shell and a blackboard are fixedly arranged at the front end of the wall body, the blackboard and the shell are fixedly connected, the motor is fixedly arranged in the shell, the screw rod is fixedly connected at the front end of the motor, the outer bushing is arranged on the outer side of the screw rod in a threaded manner, a tooth block is fixedly arranged on the surface of the blackboard, a first gear is arranged at the front end of the tooth block in a meshed manner, a second gear is arranged on the side surface of the first gear in a meshed manner, the second gear and the first gear are in rotary connection with the outer bushing, and a connecting shell is fixedly arranged on the surface of the shell. This display device for business administration of industry and commerce teaching can switch projecting apparatus and clipboard through the sliding construction on the device, can utilize not unidimensional gear to come to carry out fully to the blackboard and erase the work moreover, has promoted the result of use of device.

Description

Display device is used in business enterprise management teaching

Technical Field

The utility model relates to the technical field of industrial and commercial enterprise management, in particular to a display device for industrial and commercial enterprise management teaching.

Background

Business enterprise management is one of the management subject, through allotment and only can realize the managerial function to the staff, plays the enterprise's effect, need train the staff when study, consequently need use teaching display device.

Some teaching display devices on the existing market:

(1) when the existing teaching display device is used, traces on the blackboard are quickly erased, the erasing force at different positions is unequal, so that some traces are left on the blackboard, the using effect is poor, and the cleaning effect is difficult to ensure;

(2) some teaching display device is not convenient for carry out fast switch over work between projecting apparatus and clipboard when using in addition, and the controllability is relatively poor, and the degree of flexibility during the use is not high.

Therefore, we propose a display device for business and industrial enterprise management teaching, so as to solve the problems mentioned above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a display device for business and industrial enterprise management teaching, which aims to solve the problems that some teaching display devices in the market are poor in adjustability, low in flexibility degree during use and inconvenient to quickly erase traces on a blackboard, wherein the teaching display devices are provided by the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a display device is used in management teaching of industry and commerce enterprise, includes wall body, shell, motor, screw rod and outer bush, the front end of wall body is fixed to be provided with shell and blackboard, and is fixed connection between blackboard and the shell to the inside of shell is fixed and is provided with the motor, the front end fixedly connected with screw rod of motor, and the outside screw thread of screw rod installs the outer bush, the fixed surface of blackboard is provided with the tooth piece, and the front end meshing of tooth piece installs first gear to the side meshing of first gear installs the second gear, be rotation between second gear and first gear and the outer bush and be connected, the fixed surface of shell is provided with the connection shell.

Preferably, the shell, the blackboard and the connecting shell are of an integrated structure, and the connecting shell is hollow.

Preferably, the inner part of the outer bushing is hollow, the rear surface of the outer bushing and the front surface of the blackboard are attached to each other, and the outer bushing and the blackboard form a sliding structure through a screw.

Preferably, the size of the first gear is larger than that of the second gear, and the second gear forms a rotating structure through the first gear and the space between the gear block and the outer bushing.

Preferably, a rotating shaft is fixedly connected below the second gear, and a wiping cloth is fixedly connected to the outer side of the rotating shaft.

Preferably, the connecting shell has the left and right sides all seted up the spout, and the inside movable mounting of spout has the slider to laminate mutually between the outer wall of slider and the inner wall of spout, the top fixedly connected with projection curtain of slider, and the fixed handle that is provided with in side of projection curtain.

Preferably, slider, projection curtain and handle are a whole, and laminate mutually between the outer wall of slider and the inner wall of spout, the projection curtain passes through to constitute sliding structure between slider and the spout and the connection shell.

Compared with the prior art, the utility model has the beneficial effects that: this display device is used in business enterprise management teaching:

(1) the device is provided with a screw transmission structure, and when the screw rotates, the first gear can be rotated by using the tooth block on the blackboard and then drives the second gear to rotate reversely, so that the second gear drives the wiping cloth to move on the blackboard, and when the wiping cloth moves rightwards, the second gear rotates clockwise, so that the cleaning effect on the surface of the blackboard is ensured, and the practicability of the device is improved;

(2) the device is at the in-process that uses, can also make the projection curtain back-and-forth movement through the pulling handle, and the device can directly stimulate the front end of screw rod with the curtain when needs use the projection curtain to make the device can adjust the mode of using, promoted the variety that the device used.

Drawings

FIG. 1 is a schematic top sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a side sectional structural view of the blackboard and the wiper of the present invention;

FIG. 4 is a top cross-sectional view of the coupling housing of the present invention;

FIG. 5 is a schematic view of the overall top view of the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 5 according to the present invention;

FIG. 7 is a side sectional view of the slider of the present invention.

In the figure: 1. a wall body; 2. a housing; 3. a motor; 4. a screw; 5. an outer liner; 6. a blackboard; 7. a tooth block; 8. a first gear; 9. a second gear; 10. a rotating shaft; 11. wiping cloth; 12. a connecting shell; 13. a chute; 14. a slider; 15. a projection screen; 16. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a display device for industrial, commercial and enterprise management and teaching comprises a wall body 1, a shell 2, a motor 3, a screw rod 4, an outer bushing 5, a blackboard 6, a tooth block 7, a first gear 8, a second gear 9, a rotating shaft 10, a wiping cloth 11, a connecting shell 12, a chute 13, a slide block 14, a projection curtain 15 and a handle 16, wherein the shell 2 and the blackboard 6 are fixedly arranged at the front end of the wall body 1, the blackboard 6 is fixedly connected with the shell 2, a motor 3 is fixedly arranged inside the shell 2, the front end of the motor 3 is fixedly connected with a screw rod 4, an outer bushing 5 is installed on the outer side of the screw rod 4 through threads, a tooth block 7 is fixedly arranged on the surface of the blackboard 6, a first gear 8 is installed at the front end of the tooth block 7 in a meshed mode, and the side of the first gear 8 is engaged with and installed with a second gear 9, the second gear 9 and the first gear 8 are rotationally connected with the outer bushing 5, and the surface of the outer shell 2 is fixedly provided with a connecting shell 12.

Shell 2, blackboard 6 and connecting shell 12 formula structure as an organic whole, and the inside of connecting shell 12 is the cavity form, can utilize inside hollow connecting shell 12 to protect the top of screw rod 4, has promoted the guard effect of device.

The inside of outer bush 5 is the cavity form, and laminates mutually between the rear surface of outer bush 5 and the front surface of blackboard 6 to outer bush 5 passes through and constitutes sliding construction between screw rod 4 and the blackboard 6, can also utilize the sliding construction on the device to adjust outer bush 5 about the position, convenient follow-up surface to blackboard 6 clears up.

The size of the first gear 8 is larger than that of the second gear 9, the second gear 9 forms a rotating structure through the first gear 8 and the gear block 7 with the outer bushing 5, the second gear 9 is not meshed with the gear block 7, the second gear 9 can normally rotate, and the rotating direction of the second gear 9 is opposite to that of the first gear 8.

The below fixedly connected with pivot 10 of second gear 9, and the outside fixedly connected with wiping cloth 11 of pivot 10 can drive pivot 10 through the reversal of second gear 9 and rotate to utilize wiping cloth 11 to clear up the surface of blackboard 6, promoted the result of use of device.

Connecting shell 12's the left and right sides has all seted up spout 13, and spout 13's inside movable mounting has slider 14 to laminate mutually between the outer wall of slider 14 and spout 13's the inner wall, slider 14's top fixedly connected with projection curtain 15, and the fixed handle 16 that is provided with in side of projection curtain 15, can adjust the position of the box body on projection curtain 15 top through pulling handle 16.

The sliding block 14, the projection curtain 15 and the handle 16 are integrated, the outer wall of the sliding block 14 is attached to the inner wall of the sliding groove 13, the projection curtain 15 forms a sliding structure with the connecting shell 12 through the sliding block 14 and the sliding groove 13, and the using mode of the display device can be switched by using the sliding structure on the device.

The working principle is as follows: when the display device for business enterprise management and teaching is used, as shown in fig. 5-7, the projection curtain 15 can be integrally moved forward by pulling the handle 16, the sliding block 14 slides in the sliding groove 13 in the connecting shell 12, so that the projection curtain 15 can be moved straightly, the lower opening of the shell outside the projection curtain 15 moves to the front side of the connecting shell 12, the curtain in the projection curtain 15 can be unfolded, the using mode of the whole device can be adjusted, and the handle 16 can be pushed backwards subsequently, so that the projection curtain 15 is integrally accommodated in the rear side of the device;

as shown in fig. 1-5, when the device is used, the motor 3 in the shell 2 is started to rotate the screw 4, the screw 4 and the outer bushing 5 are in threaded connection, so the outer bushing 5 can be driven to move left and right in the rotation process of the screw 4, the first gear 8 is driven to rotate at the front end of the blackboard 6 through the tooth block 7, the first gear 8 and the second gear 9 are in rotational connection with the outer bushing 5, and the first gear 8 and the second gear 9 are meshed with each other, so the first gear 8 rotates anticlockwise and the second gear 9 rotates clockwise in the process of moving the outer bushing 5 to the right, the rotation of the second gear 9 drives the rotating shaft 10 and the wiping cloth 11 to rotate, when the wiping cloth 11 rotates, the marks on the surface of the blackboard 6 can be sufficiently erased by the sliding and the rotation of the wiping cloth 11, the above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a display device is used in management teaching of industry and commerce enterprise, includes wall body (1), shell (2), motor (3), screw rod (4) and outer bush (5), its characterized in that: the front end of wall body (1) is fixed and is provided with shell (2) and blackboard (6), and be fixed connection between blackboard (6) and shell (2) to the inside of shell (2) is fixed and is provided with motor (3), the front end fixedly connected with screw rod (4) of motor (3), and the outside screw thread of screw rod (4) installs outer liner (5), the fixed surface of blackboard (6) is provided with tooth piece (7), and the front end meshing of tooth piece (7) installs first gear (8), and the side meshing of first gear (8) installs second gear (9), be rotation connection between second gear (9) and first gear (8) and outer liner (5), the fixed surface of shell (2) is provided with connecting shell (12).

2. The display device for the management and teaching of the industrial and commercial enterprises according to claim 1, wherein: the shell (2), the blackboard (6) and the connecting shell (12) are of an integrated structure, and the inside of the connecting shell (12) is hollow.

3. The display device for the management and teaching of the industrial and commercial enterprises according to claim 1, wherein: the inner part of the outer bushing (5) is hollow, the rear surface of the outer bushing (5) is attached to the front surface of the blackboard (6), and the outer bushing (5) forms a sliding structure with the blackboard (6) through the screw (4).

4. The display device for the management and teaching of the industrial and commercial enterprises according to claim 1, wherein: the size of the first gear (8) is larger than that of the second gear (9), and the second gear (9) forms a rotating structure with the outer bushing (5) through the first gear (8) and the gear block (7).

5. The display device for the management and teaching of the industrial and commercial enterprises according to claim 4, wherein: a rotating shaft (10) is fixedly connected below the second gear (9), and a wiping cloth (11) is fixedly connected to the outer side of the rotating shaft (10).

6. The display device for the management and teaching of the industrial and commercial enterprises according to claim 1, wherein: connecting shell (12)'s the left and right sides all seted up spout (13), and the inside movable mounting of spout (13) has slider (14) to laminate mutually between the outer wall of slider (14) and the inner wall of spout (13), the top fixedly connected with projection curtain (15) of slider (14), and the side of projection curtain (15) is fixed and is provided with handle (16).

7. The display device for the management and teaching of the industrial and commercial enterprises according to claim 6, wherein: the sliding block (14), the projection curtain (15) and the handle (16) are integrated, the outer wall of the sliding block (14) and the inner wall of the sliding groove (13) are mutually attached, and the projection curtain (15) forms a sliding structure with the connecting shell (12) through the sliding block (14) and the sliding groove (13).