CN214428102U

CN214428102U - Portable projecting apparatus for teaching

Info

Publication number: CN214428102U
Application number: CN202120525392.9U
Authority: CN
Inventors: 杨奎
Original assignee: Hefei Dayang Information Engineering Co ltd
Current assignee: Hefei Dayang Information Engineering Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-10-19
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a projecting apparatus is used in portable teaching, which comprises a housin, the inside of casing is provided with the threaded rod, the inside of casing is provided with the gag lever post, the outside threaded connection of threaded rod have with gag lever post clearance fit's movable plate, the top of movable plate is provided with the worm wheel with worm meshing, the mount pad is installed at the top of worm wheel, the baffle is installed at the top of mount pad, the spring is installed on the right side of baffle, the splint with baffle clearance fit are installed on the right side of spring. The utility model discloses the person of facilitating the use carries, has improved the portability of projecting apparatus, and the user can adjust the angle of projecting apparatus according to the user demand of oneself, if take place to damage, makes things convenient for the maintainer to overhaul the projecting apparatus, has promoted maintainer's maintenance efficiency, avoids hindering the user and uses the projecting apparatus, also can avoid it impaired because of receiving external collision.

Description

Portable projecting apparatus for teaching

Technical Field

The utility model relates to a projecting apparatus technical field especially relates to a projecting apparatus is used in portable teaching.

Background

The projector, also known as a projector, is a device capable of projecting images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, and the like through different interfaces to play corresponding video signals.

Among the prior art, the projecting apparatus does not set up protector, easily receives to collide with and lead to the projecting apparatus impaired at the in-process that uses, has increased user's cost of maintenance, and directly arranges the outside in with the projecting apparatus and easily makes the projecting apparatus receive the pollution of impurity such as external dust, has reduced the result of use of projecting apparatus, and its angle of projecting apparatus in the process of using is not convenient for adjust, has reduced the practicality of projecting apparatus.

To this end, we propose a portable teaching projector to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a portable projector for teaching.

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

a portable projector for teaching comprises a shell, wherein a threaded rod is arranged inside the shell, a limiting rod is arranged inside the shell, a movable plate movably matched with the limiting rod is connected to the outer portion of the threaded rod through threads, two groups of support plates are installed at the top of the movable plate, a worm penetrates between the two groups of support plates, an opening matched with the worm is formed in the shell, a worm wheel meshed with the worm is rotatably connected to the top of the movable plate, a mounting seat is installed at the top of the worm wheel, a baffle is installed at the top of the mounting seat, a spring is installed on the right side of the baffle, a clamping plate movably matched with the baffle is installed on the right side of the spring, a fixing plate is arranged on the right side of the top of the mounting seat, a projector body is arranged at the top of the mounting seat, and a movable door is slidably installed inside the shell, and the top and the bottom of casing set up the spout with floating gate looks adaptation, floating gate and spout sliding connection, floating gate and casing swing joint, first magnet is installed in the left side of floating gate.

Preferably, the handle is installed at the top of casing, the supporting leg is all installed to the four corners position department of casing bottom.

Preferably, first hand wheel is installed at the top of threaded rod, the hole with threaded rod and gag lever post adaptation is seted up to the inside of movable plate, the rotary column is installed in the left side at movable plate top, and the top of rotary column rotates and is connected with the worm wheel.

Preferably, the baffle plate is internally provided with a hole matched with the middle position of the clamping plate.

Preferably, one end of the worm penetrates through the side wall of the shell, and a second hand wheel is mounted at one end of the worm.

Preferably, the left side of casing has seted up the mounting groove, and the tank bottom of mounting groove installs the second magnet, first magnet and second magnet magnetism are connected.

Preferably, a handle is mounted to a front surface of the moving door.

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

1. this projecting apparatus is when using, uses the user to rotate the worm through the cooperation that sets up parts such as worm wheel and worm, and the worm drives the worm wheel and rotates, and the worm wheel drives the projecting apparatus and rotates to make the user can adjust the angle of projecting apparatus according to the user demand of oneself, use through the cooperation that sets up threaded rod and gag lever post, the user rotates the threaded rod, and the rotation of threaded rod makes the movable plate drive the projecting apparatus and reciprocates, thereby can adjust the height of projecting apparatus, has promoted the result of use of projecting apparatus.

2. If the damage happens to the projector, the user can move the clamp plate compression spring leftwards through the matching of the spring and the clamp plate, so that the projector can be taken down by a maintainer to be overhauled, the overhauling efficiency of the maintainer is improved, the user is prevented from being delayed to use the projector, and when the projector is used, the projector can be prevented from being damaged due to collision from the outside through the shell, and unnecessary maintenance cost is saved.

Drawings

Fig. 1 is a schematic structural view of a portable projector for teaching according to the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a front sectional view of the present invention;

fig. 4 is a right side sectional view provided by the present invention.

In the figure: 1. a housing; 2. a threaded rod; 3. a limiting rod; 4. moving the plate; 5. a worm; 6. a worm gear; 7. a mounting seat; 8. a baffle plate; 9. a spring; 10. a splint; 11. a fixing plate; 12. a projector body; 13. a movable door; 14. a first magnet; 15. an opening; 16. and a support 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.

Referring to fig. 1, a portable projecting apparatus for teaching, which comprises a housin 1, the handle is installed at the top of casing 1, the person of facilitating the use removes this projecting apparatus, the supporting leg is all installed to the four corners position department of casing 1 bottom, play the supporting role to whole device, the mounting groove has been seted up in the left side of casing 1, the inside of casing 1 is provided with threaded rod 2, first hand wheel is installed at the top of threaded rod 2, the person of facilitating the use rotates threaded rod 2, the inside of casing 1 is provided with gag lever post 3, the outside threaded connection of threaded rod 2 has movable fit's movable plate 4 with gag lever post 3, the hole with threaded rod 2 and gag lever post 3 adaptation is seted up to the inside of movable plate 4, make movable plate 4 can be at threaded rod 2 and gag lever post 3's outside and do the ascending motion of vertical side.

Two groups of supporting plates 16 are installed at the top of the moving plate 4, a worm 5 penetrates between the two groups of supporting plates 16, one end of the worm 5 penetrates through the side wall of the shell 1, a second hand wheel is installed at one end of the worm 5, a user can rotate the worm 5 conveniently, an opening 15 matched with the worm 5 is formed in the shell 1, a worm wheel 6 meshed with the worm 5 is connected at the top of the moving plate 4 in a rotating mode, a rotating column is installed on the left side of the top of the moving plate 4, the worm wheel 6 is connected at the top of the rotating column in a rotating mode, the moving plate 4 can drive the worm wheel 6 to rotate through the rotating column, an installation seat 7 is installed at the top of the worm wheel 6, a baffle 8 is installed at the top of the installation seat 7, a spring 9 is installed at the right side of the baffle 8, a clamping plate 10 movably matched with the baffle 8 is installed at the right side of the spring 9, a hole matched with the middle position of the clamping plate 10 is formed in the baffle 8, and the clamping plate 10 can move, the user can conveniently take off the projector body 12 for maintenance.

The right side at mount pad 7 top is provided with fixed plate 11, the top of mount pad 7 is provided with projecting apparatus body 12, the inside slidable mounting of casing 1 has floating gate 13, the spout with floating gate 13 looks adaptation is seted up to the top and the bottom of casing 1, floating gate 13 and spout sliding connection, floating gate 13 and casing 1 swing joint, the handle is installed in the front of floating gate 13, the person of facilitating the use removes floating gate 13, first magnet 14 is installed in the left side of floating gate 13, the second magnet is installed to the tank bottom portion of mounting groove, first magnet 14 and second magnet magnetism are connected, prevent that the floating gate from taking place to slide when closing.

In the utility model, when the height of the projector body 12 needs to be adjusted, the first hand wheel is rotated anticlockwise, the first hand wheel drives the threaded rod 2 to rotate anticlockwise, at the moment, the moving plate 4 moves upwards outside the threaded rod 2 and the limiting rod 3, the moving plate 4 drives the projector body 12 to move upwards through the worm wheel 6 and the mounting seat 7, when the angle of the projector body 12 needs to be adjusted, the second hand wheel is rotated, the second hand wheel drives the worm 5 to rotate, the worm 5 drives the worm wheel 6 meshed with the worm 5 to rotate, the worm wheel 6 drives the projector body 12 to rotate through the mounting seat 7, when the projector body 12 needs to be taken down to overhaul the projector body 12, the right end of the clamping plate 10 is moved leftwards, the left side of the clamping plate 10 moves leftwards in the hole of the baffle 8, the clamping plate 10 compresses the spring 9 leftwards, at the moment, the projector body 12 can be taken out, when the projector body 12 is not used, move the handle left, the handle drives floating gate 13 and moves left, the top and the bottom of floating gate 13 move left in the spout of casing 1, second magnet laminating in first magnet 14 and the casing 1 of floating gate 13 left then stops to move floating gate 13, first magnet 14 and second magnet attract each other and avoid floating gate 13 to slide in the spout of casing 1, avoid projecting apparatus body 12 to receive the pollution of external dust and receive the collision this moment, when needs move projecting apparatus body 12, user's accessible handle carries projecting apparatus body 12.

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 portable projector for teaching comprises a shell (1) and is characterized in that a threaded rod (2) is arranged inside the shell (1), a limiting rod (3) is arranged inside the shell (1), a movable plate (4) which is movably matched with the limiting rod (3) is connected to the outer portion of the threaded rod (2) in a threaded mode, two groups of supporting plates (16) are installed at the top of the movable plate (4), a worm (5) penetrates through the two groups of supporting plates (16), an opening (15) matched with the worm (5) is formed in the shell (1), a worm wheel (6) meshed with the worm (5) is rotatably connected to the top of the movable plate (4), a mounting seat (7) is installed at the top of the worm wheel (6), a baffle (8) is installed at the top of the mounting seat (7), and a spring (9) is installed on the right side of the baffle (8), splint (10) with baffle (8) clearance fit is installed on the right side of spring (9), the right side at mount pad (7) top is provided with fixed plate (11), the top of mount pad (7) is provided with projecting apparatus body (12), the inside slidable mounting of casing (1) has floating gate (13), and the top and the bottom of casing (1) set up the spout with floating gate (13) looks adaptation, floating gate (13) and spout sliding connection, floating gate (13) and casing (1) swing joint, first magnet (14) are installed in the left side of floating gate (13).

2. The portable projector for teaching according to claim 1, wherein a handle is installed on the top of the housing (1), and support legs are installed at four corners of the bottom of the housing (1).

3. The portable projector for teaching as claimed in claim 1, wherein a first hand wheel is mounted at the top of the threaded rod (2), a hole matched with the threaded rod (2) and the limiting rod (3) is formed in the moving plate (4), a rotating column is mounted on the left side of the top of the moving plate (4), and a worm wheel (6) is rotatably connected to the top of the rotating column.

4. The portable projector for teaching as claimed in claim 1, wherein the baffle (8) is provided with a hole therein adapted to the middle of the splint (10).

5. A portable projector as claimed in claim 1, characterised in that one end of the worm (5) extends through the side wall of the housing (1), and a second hand wheel is mounted at one end of the worm (5).

6. The portable projector for teaching as claimed in claim 1, wherein a mounting groove is formed on the left side of the housing (1), and a second magnet is mounted on the bottom of the mounting groove, the first magnet (14) and the second magnet being magnetically connected.

7. A portable projector as claimed in claim 1, wherein a handle is attached to the front face of the moving door (13).