CN214752293U

CN214752293U - Demonstration device for enterprise training

Info

Publication number: CN214752293U
Application number: CN202120540566.9U
Authority: CN
Inventors: 张晓凤
Original assignee: Fuyang Science And Technology Smes Productivity Promotion Center Co ltd
Current assignee: Fuyang Science And Technology Smes Productivity Promotion Center Co ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-11-16
Anticipated expiration: 2031-03-16

Abstract

The utility model discloses a presentation device for enterprise training, including the protecting crust, the protecting crust can be provided with a projection device, the bottom of the projection device is fixedly connected with a telescopic link, one side of the telescopic link is provided with a hydraulic cylinder, the left end face of the protecting crust is fixedly connected with a handle, the bottom of the protecting crust is fixedly connected with a universal wheel, the bottom of the protecting crust is fixedly connected with a compression spring, the bottom of the compression spring is fixedly connected with a receiving plate, the inside of the receiving plate is embedded with an electromagnet, the bottom of the receiving plate is fixedly connected with a sucker, the front end face of the protecting crust is fixedly connected with a control switch, a limit block is arranged above the control switch, the top of the protecting crust is hinged with a front cover plate, and the back side face of the front cover plate is provided with a back cover plate; this presentation device is used in enterprise training can make projection arrangement when not using, accomodate its inside at the protecting crust through setting up protecting crust and pneumatic cylinder to this prevents its ash falling, and can adjust projection arrangement's height through the pneumatic cylinder.

Description

Demonstration device for enterprise training

Technical Field

The utility model relates to a presentation device technical field specifically is a presentation device is used in enterprise's training.

Background

In current social work and life, training of enterprises often needs to take different activities in different places, and in the process of enterprise training, not only writing teaching in a traditional mode but also digital projection teaching are often needed to be carried out on a blackboard.

The existing demonstration device for enterprise training is generally placed on a desktop or fixed on a ceiling, so that the projection device cannot be moved randomly or can be moved but cannot be quickly and stably fixed; the existing demonstration device for enterprise training is generally directly placed in the air when not in use, so that the device is easy to fall into dust, and the service life of the device is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a presentation device for enterprise training for solve the unable random removal of projection arrangement or can remove but its unable swift and firm fixed to and it directly places in the air when not using, lead to easily that the device falls into the dust, thereby influence its life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: including the protecting crust, the protecting crust can be provided with projection arrangement, projection arrangement's bottom fixedly connected with telescopic link, one side of telescopic link is provided with the pneumatic cylinder, the left end face fixedly connected with handle of protecting crust, the bottom fixedly connected with universal wheel of protecting crust, the bottom fixedly connected with compression spring of protecting crust, compression spring's bottom fixedly connected with accepts the board, the inside of accepting the board is inlayed and is had the electro-magnet, the bottom fixedly connected with sucking disc of accepting the board, the preceding terminal surface fixedly connected with control switch of protecting crust, control switch's top is provided with the stopper, the top of protecting crust articulates there is the front shroud, the trailing flank of front shroud is provided with the back shroud.

As the utility model discloses an optimal technical scheme, the position of protecting crust is the rectangular cavity that open-top set up not, the preceding side top of protecting crust articulates there is the front shroud, the back side top of protecting crust articulates there is the back shroud, the latter half fixed connection rectangular block of the rear end face of front shroud, the first half also fixedly connected with rectangular block of the preceding terminal surface of back shroud, it is two sets of rectangular block size looks adaptation, the quantity of stopper has two sets ofly, and distributes respectively at the front and back terminal surface of protecting crust, the shape of stopper is "r" type, the horizontal limit of stopper is located the top of protecting crust.

As the utility model discloses an optimal technical scheme, the quantity of telescopic link has four groups, and is the rectangle and distributes four groups in projection arrangement's bottom, the lateral wall of telescopic link and projection arrangement's lateral wall are located same vertical line, the inboard bottom plate of protecting crust is connected with projection arrangement through the telescopic link.

As the utility model discloses a preferred technical scheme, the bottom fixed connection of pneumatic cylinder is in the top center department of the inside bottom plate of protecting crust, the output of pneumatic cylinder and projection arrangement's bottom center department fixed connection.

As the utility model discloses an optimized technical scheme, the shape of handle is "L" type, the vertical limit of handle is flexible post, the quantity of universal wheel has four groups, and is the rectangle and distributes in the bottom four corners department of protecting crust.

As the utility model discloses an optimal technical scheme, compression spring's quantity has four groups, and is the rectangle distribution and is accepting the top four corners department of board, it is connected with the bottom of protecting crust through compression spring to accept the board, the bottom of protecting crust is the ferromagnetism material, the quantity of sucking disc has four groups, and is the rectangle distribution and accepting the bottom four corners department of board.

As the utility model discloses an optimal technical scheme, control switch's quantity has two sets ofly, and is a set of control switch and pneumatic cylinder electric connection, another group control switch and electro-magnet electric connection.

Compared with the prior art, the utility model provides a presentation device is used in enterprise's training possesses following beneficial effect: the handle is pulled, so that the length of the handle is matched with the height of a user, then the protective shell is pushed, when the protective shell moves to a specified position, the control switch on the left side is pressed down, the electromagnet is closed, the bearing plate moves downwards under the elastic force of the compression spring, the sucker is fixed with the contact surface of the bottom, the protective shell is fixed through the operation convenience, and the protective shell is convenient to move through the arranged universal wheel; after the fixing is completed, the hydraulic cylinder is started through the control switch, so that the projection device is driven to move upwards, the projection device is made to move out of the protection shell, the front cover plate and the rear cover plate are automatically pushed open by the projection device in the moving process, the rotation angle of the front cover plate and the rear cover plate is prevented from exceeding 90 degrees through the set limiting blocks, the hydraulic cylinder is made to move the projection device back to the original position after the projection device is used, the front cover plate and the rear cover plate are automatically sealed at the top of the protection shell under the action of gravity, the lower half part of the rear end surface of the front cover plate is fixedly connected with the rectangular block, and the upper half part of the front end surface of the rear cover plate is also fixedly connected with the rectangular block, so that dust can be effectively prevented from falling into the protection shell.

Drawings

FIG. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the protection chamber of the present invention;

fig. 3 is a schematic view of the projection apparatus and the telescopic rod of the present invention;

fig. 4 is a schematic structural view of the front cover plate and the rear cover plate of the present invention.

In the figure: 1. a protective shell; 2. a projection device; 3. a telescopic rod; 4. a hydraulic cylinder; 5. a handle; 6. a universal wheel; 7. a compression spring; 8. a bearing plate; 9. an electromagnet; 10. a suction cup; 11. a control switch; 12. a limiting block; 13. a front cover plate; 14. a back cover plate.

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. 1-4, in this embodiment: the utility model provides a presentation device is used in enterprise training, including protecting crust 1, protecting crust 1 can be provided with projection arrangement 2, projection arrangement 2's bottom fixedly connected with telescopic link 3, one side of telescopic link 3 is provided with pneumatic cylinder 4, protecting crust 1's left end face fixedly connected with handle 5, protecting crust 1's bottom fixedly connected with universal wheel 6, protecting crust 1's bottom fixedly connected with compression spring 7, compression spring 7's bottom fixedly connected with accepts board 8, the inside of accepting board 8 is inlayed and is had electro-magnet 9, accept board 8's bottom fixedly connected with sucking disc 10, protecting crust 1's preceding terminal surface fixedly connected with control switch 11, control switch 11's top is provided with stopper 12, protecting crust 1's top articulates there is front shroud 13, front shroud 13's trailing flank is provided with back shroud 14.

In this embodiment, the position of the protection housing 1 is not provided with a rectangular cavity with an opening at the top, the top of the front side of the protection housing 1 is hinged with a front cover plate 13, the top of the rear side of the protection housing 1 is hinged with a rear cover plate 14, the lower half part of the rear end surface of the front cover plate 13 is fixedly connected with a rectangular block, the upper half part of the front end surface of the rear cover plate 14 is also fixedly connected with a rectangular block, the two groups of rectangular blocks are matched in size, the number of the limit blocks 12 is two, and the two groups of rectangular blocks are respectively distributed on the front and rear end surfaces of the protection housing 1, the shape of the limit blocks 12 is a shape of 'r', the horizontal edge of the limit blocks 12 is positioned at the top of the protection housing 1, the rotation angle of the front cover plate 13 and the rear cover plate 14 is prevented from exceeding 90% by the set limit blocks 12, when the use is completed, the hydraulic cylinder 4 is used to move the projection device 2 back to the original position, at this time, the top of the front cover plate 13 and the rear cover plate 14 are automatically sealed under the action of gravity, because the lower half part of the rear end surface of the front cover plate 13 is fixedly connected with the rectangular block and the upper half part of the front end surface of the rear cover plate 14 is also fixedly connected with the rectangular block, dust can be effectively prevented from falling into the protective shell 1; the number of the telescopic rods 3 is four, the telescopic rods are distributed at four groups at the bottom of the projection device 2 in a rectangular shape, the outer side walls of the telescopic rods 3 and the outer side walls of the projection device 2 are positioned on the same vertical line, the inner side bottom plate of the protective shell 1 is connected with the projection device 2 through the telescopic rods 3, and the front cover plate 13 and the rear cover plate 14 are prevented from being clamped below the projection device 2 through the telescopic rods 3 and can pass through the lifting stability of the front cover plate and the rear cover plate; the bottom of the hydraulic cylinder 4 is fixedly connected with the top center of the inner bottom plate of the protective shell 1, the output end of the hydraulic cylinder 4 is fixedly connected with the bottom center of the projection device 2, and the projection device 2 is driven to move up and down through the hydraulic cylinder 4; the handle 5 is L-shaped, the vertical edges of the handle 5 are telescopic columns, four groups of universal wheels 6 are arranged at the four corners of the bottom of the protective shell 1 in a rectangular shape, the length of the handle 5 is adjustable, the comfort of the protective shell 1 during pushing is improved, and the protective shell 1 is more convenient to move through the universal wheels 6; four groups of compression springs 7 are distributed at four corners of the top of the bearing plate 8 in a rectangular shape, the bearing plate 8 is connected with the bottom of the protective shell 1 through the compression springs 7, the bottom of the protective shell 1 is made of ferromagnetic materials, four groups of suction cups 10 are distributed at four corners of the bottom of the bearing plate 8 in a rectangular shape, the bearing plate 8 is pushed to move downwards through the compression springs 7, and then the suction cups 10 are adsorbed to the ground or a table top, so that the protective shell 1 is fixed; the number of the control switches 11 is two, one group of the control switches 11 is electrically connected with the hydraulic cylinder 4, the other group of the control switches 11 is electrically connected with the electromagnet 9, and the hydraulic cylinder 4 and the electromagnet 9 are respectively controlled through the control switches 11.

The utility model discloses a theory of operation and use flow: the handle 5 is pulled, so that the handle 5 is extended and the length of the handle is matched with the height of a user, then the protective shell 1 is pushed, when the protective shell is moved to a specified position, the left control switch 11 is pressed at the moment, so that the electromagnet 9 is closed, the bearing plate 8 moves downwards under the action of the elastic force of the compression spring 7, the sucker 10 is fixed with the contact surface of the bottom, the protective shell 1 is fixed through the operation convenience, and the movement of the protective shell is facilitated through the arranged universal wheel 6; after the fixing is completed, the hydraulic cylinder 4 is started through the control switch 11, so as to drive the projection device 2 to move upwards, and further the projection device 2 moves out of the protection shell 1, the front cover plate 13 and the rear cover plate 14 are automatically pushed open by the projection device 2 in the moving process, and the rotation angle of the front cover plate 13 and the rotation angle of the rear cover plate 14 are prevented from exceeding 90 degrees through the arranged limit blocks 12, after the use is completed, the hydraulic cylinder 4 is enabled to move the projection device 2 back to the original position, at the moment, the front cover plate 13 and the rear cover plate 14 automatically seal the top of the protection shell 1 under the action of gravity, and due to the fact that the lower half part of the rear end surface of the front cover plate 13 is fixedly connected with the rectangular block, and the upper half part of the front end surface of the rear cover plate 14 is also fixedly connected with the rectangular block, dust can be effectively prevented from falling into the protection shell 1.

Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a presentation device is used in enterprise training which characterized in that: comprises a protective shell (1), the protective shell (1) can be provided with a projection device (2), the bottom of the projection device (2) is fixedly connected with a telescopic rod (3), one side of the telescopic rod (3) is provided with a hydraulic cylinder (4), the left end face of the protective shell (1) is fixedly connected with a handle (5), the bottom of the protective shell (1) is fixedly connected with a universal wheel (6), the bottom of the protective shell (1) is fixedly connected with a compression spring (7), the bottom of the compression spring (7) is fixedly connected with a bearing plate (8), the interior of the bearing plate (8) is embedded with an electromagnet (9), the bottom of the bearing plate (8) is fixedly connected with a sucker (10), the front end face of the protective shell (1) is fixedly connected with a control switch (11), and a limit block (12) is arranged above the control switch (11), the top of the protective shell (1) is hinged with a front cover plate (13), and the rear side surface of the front cover plate (13) is provided with a rear cover plate (14).

2. The demonstration apparatus for training enterprises according to claim 1, wherein: the rectangle chamber that the position of protecting crust (1) does not have the open-top to set up, the preceding side top of protecting crust (1) articulates there is front shroud (13), the back side top of protecting crust (1) articulates there is back shroud (14), the latter half fixed connection rectangular block of the rear end face of front shroud (13), the first half of the preceding terminal surface of back shroud (14) is fixedly connected with rectangular block also, and is two sets of rectangular block size looks adaptation, the quantity of stopper (12) has two sets ofly, and distributes respectively at the front and back terminal surface of protecting crust (1), the shape of stopper (12) is "r" type, the horizontal limit of stopper (12) is located the top of protecting crust (1).

3. The demonstration apparatus for training enterprises according to claim 1, wherein: the quantity of telescopic link (3) has four groups, and is four groups in the bottom of projection arrangement (2) of rectangular distribution, the lateral wall of telescopic link (3) and the lateral wall of projection arrangement (2) are located same vertical line, the inboard bottom plate of protecting crust (1) is connected with projection arrangement (2) through telescopic link (3).

4. The demonstration apparatus for training enterprises according to claim 1, wherein: the bottom of the hydraulic cylinder (4) is fixedly connected to the top center of the inner bottom plate of the protective shell (1), and the output end of the hydraulic cylinder (4) is fixedly connected to the bottom center of the projection device (2).

5. The demonstration apparatus for training enterprises according to claim 1, wherein: the handle (5) is L-shaped, the vertical edges of the handle (5) are telescopic columns, four universal wheels (6) are arranged, and the universal wheels are distributed at the four corners of the bottom of the protective shell (1) in a rectangular shape.

6. The demonstration apparatus for training enterprises according to claim 1, wherein: the quantity of compression spring (7) has four groups, and is the rectangle distribution and accepting the top four corners department of board (8), it is connected with the bottom of protecting crust (1) through compression spring (7) to accept board (8), the bottom of protecting crust (1) is the ferromagnetism material, the quantity of sucking disc (10) has four groups, and is the rectangle distribution and accepting the bottom four corners department of board (8).

7. The demonstration apparatus for training enterprises according to claim 1, wherein: the number of the control switches (11) is two, one group of the control switches (11) is electrically connected with the hydraulic cylinder (4), and the other group of the control switches (11) is electrically connected with the electromagnet (9).