CN212960663U - Informationized teaching projection device - Google Patents
Informationized teaching projection device Download PDFInfo
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- CN212960663U CN212960663U CN202021124066.9U CN202021124066U CN212960663U CN 212960663 U CN212960663 U CN 212960663U CN 202021124066 U CN202021124066 U CN 202021124066U CN 212960663 U CN212960663 U CN 212960663U
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Abstract
The utility model discloses an information teaching projection device, relating to the technical field of projection, which comprises a bottom plate, universal pulleys are arranged at the four corners of the bottom plate, first mounting blocks are fixedly connected with the two sides of the bottom plate, an installation frame is arranged above the bottom plate, two sides of the bottom of the installation frame are fixedly connected with second installation blocks, a scissor type lifting frame is arranged between the first installation block and the second installation block, an electric telescopic rod is fixedly connected on the bottom plate between the scissor type lifting frames, the number of the electric telescopic rods is two, the top of the telescopic end of the electric telescopic rod is fixedly connected with an installation rod, two sides of the installation rod are fixedly connected with one side of the shear type lifting frame, the mounting bracket top fixed connection mounting panel, mounting panel bottom fixed connection mounting shell, the device uses nimble convenient, can carry out certain folding, can reduce the occupation space of device, conveniently deposits, and the practicality is high.
Description
Technical Field
The utility model relates to a projection technology field specifically is an information-based teaching projection arrangement.
Background
As a meeting and teaching tool, projectors are widely used at present, and are usually directly placed on a table or a ceiling of a classroom, however, the conventional projectors are directly fixed on the ceiling, cannot be moved, and are only suitable for a projector to project in a fixed direction. Along with the progress of science and technology, the mobile projection equipment has appeared, sets up a shelf that can walk promptly, sets up projection curtain and projecting apparatus simultaneously on the shelf, though this kind of mode can all not install projection equipment at every classroom or meeting room, but the volume of shelf itself is too big, inconvenient placing after the use, the flexibility is not high, inconvenient regulation projection angle, stability is also relatively poor, the practicality is lower.
SUMMERY OF THE UTILITY MODEL
The utility model provides an information-based teaching projection arrangement has solved the problem that goes out among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an information-based teaching projection arrangement, includes the bottom plate, bottom plate bottom four corners department sets up universal pulley, the first installation piece of both sides fixed connection on the bottom plate, the bottom plate top sets up the mounting bracket, and mounting bracket bottom both sides fixed connection second installation piece, set up between first installation piece and the second installation piece and cut the formula crane, cut fixed connection electric telescopic handle on the bottom plate between the formula crane, electric telescopic handle is equipped with two, electric telescopic handle's flexible end top fixed connection installation pole, installation pole both sides and cut formula crane one side fixed connection, mount frame top fixed connection mounting panel, mounting panel bottom fixed connection installation shell.
As a preferred technical scheme of the utility model, the installation shell is the penetrating cavity structure in two sides, the lead screw is connected to the installation shell internal rotation, and the screw thread cup joints the slider on the lead screw, and the installation shell lateral wall is passed to the slider both sides to extend to installation shell one side, and tip fixed connection backup pad, fixed connection erection column on installation shell one side is kept away from to the backup pad, set up the spout on the mounting panel of installation shell both sides, the spout is passed to the erection column upper end to extend to the mounting panel top, and the top rotates the connection gyro wheel.
As a preferred technical scheme, mounting panel rear end both sides fixed connection locating plate sets up between the locating plate and carries the thing board, carries thing board bottom and gyro wheel sliding connection, it rotates with the locating plate to carry thing board both sides to be connected, carry thing board rear end fixed connection bounding wall, carry the bolted connection projecting apparatus on the thing board, it keeps away from bounding wall one side lower extreme and sets up elastic support device to carry the thing board.
As the utility model discloses a preferred technical scheme, elastic support device is including the installation section of thick bamboo, and installation bobbin base end is connected with the mounting panel is articulated, fixed connection spring in the installation section of thick bamboo, spring top fixed connection piston rod, and the installation section of thick bamboo is passed to the piston rod upper end, and the top is connected with carrying thing board bottom is articulated.
As an optimal technical scheme of the utility model, rotate the connection handle on the installation shell lateral wall of lead screw axial one side, lead screw one side is passed installation shell lateral wall and handle fixed connection.
As a preferred technical scheme of the utility model, establish to the penetrating cavity structure in four sides inside the mounting bracket of installation shell both sides.
The utility model discloses have following useful part: the device has reasonable design of structural principle and convenient operation and use, the screw rod is arranged in the mounting shell at the bottom of the mounting plate and rotates under the driving of the handle, so as to drive the slide block to move, the slide block moves to drive the mounting post on the supporting plate to move, so as to drive the roller on the mounting post to slide at the bottom of the carrying plate and further drive the carrying plate to rotate around the positioning plate, so as to realize the adjustment of the projection angle of the projector, the manual adjustment can more flexibly and conveniently adjust the projection angle of the projector relative to the rotation of the screw rod driven by the motor by manually rotating the handle, the scissor type lifting frame is arranged between the mounting frame and the bottom plate, so as to realize the lifting adjustment of the device, meanwhile, the scissor type lifting frame is driven by the electric telescopic rod to move, relative to a direct lifting device, the lifting of the device is more stable and slower, through setting up universal pulley bottom the bottom plate, the removal of the device of being convenient for, when not using simultaneously, the antiport handle, the lead screw reversal, and then drive the gyro wheel antiport on the erection column, carry the thing board under elastic support device's pulling force effect, slowly fold and resume the normal position, cut the formula elevating rack simultaneously and move down foldingly under the drive of electric telescopic column, can reduce the occupation space of device, conveniently deposit, the practicality is high, adjusts in a flexible way.
Drawings
Fig. 1 is a schematic structural diagram of the whole front end face of an information teaching projection device.
Fig. 2 is a schematic structural diagram of the whole rear end face of an information teaching projection device.
Fig. 3 is a schematic side view of an information-based teaching projection apparatus.
Fig. 4 is a schematic front structural view of an information-based teaching projection device.
Fig. 5 is a schematic diagram of an internal structure of an elastic support device in an information-based teaching projection device.
In the figure: 1. a base plate; 2. a scissor type lifting frame; 3. a mounting frame; 4. mounting a plate; 5. positioning a plate; 6. enclosing plates; 7. a projector; 8. a loading plate; 9. an elastic support device; 91. mounting the cylinder; 92. a spring; 93. a piston rod; 10. a chute; 11. mounting a rod; 12. an electric telescopic rod; 13. a universal pulley; 14. a roller; 15. mounting a column; 16. a support plate; 17. a slider; 18. a screw rod; 19. a handle; 20. mounting a shell; 21. a first mounting block; 22. and a second mounting block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Example 1
Please refer to fig. 1-5, an information-based teaching projection arrangement, includes bottom plate 1, 1 bottom four corners department of bottom plate sets up universal pulley 13, 1 first installation piece 21 of both sides fixed connection on the bottom plate, 1 top of bottom plate sets up mounting bracket 3, and 3 bottom both sides fixed connection second installation pieces 22 of mounting bracket, set up between first installation piece 21 and the second installation piece 22 and cut formula crane 2, cut fixed connection electric telescopic handle 12 on 1 of bottom plate between the formula crane 2, electric telescopic handle 12 is equipped with two, electric telescopic handle 12's flexible end top fixed connection installation pole 11, installation pole 11 both sides with cut formula crane 2 one side fixed connection, 3 top fixed connection mounting panels 4 of mounting bracket, mounting panel 4 bottom fixed connection installation shell 20.
The mounting shell 20 is a hollow cavity structure with two through surfaces, the mounting shell 20 is rotationally connected with a screw rod 18, the screw rod 18 is sleeved with a sliding block 17 in a threaded manner, two sides of the sliding block 17 penetrate through the side wall of the mounting shell 20, and extends to one side of the mounting shell 20, and the end part is fixedly connected with a supporting plate 16, the side of the supporting plate 16 far away from the mounting shell 20 is fixedly connected with a mounting column 15, the mounting plates 4 on two sides of the mounting shell 20 are provided with sliding chutes 10, the upper ends of the mounting posts 15 penetrate through the sliding chutes 10, and extends to the upper part of the mounting plate 4, the top end of the mounting plate is rotationally connected with a roller 14, two sides of the rear end of the mounting plate 4 are fixedly connected with positioning plates 5, an object carrying plate 8 is arranged between the positioning plates 5, the bottom of the object carrying plate 8 is connected with the roller 14 in a sliding way, two sides of the carrying plate 8 are rotatably connected with the positioning plate 5, the back plate 6 is fixedly connected with the rear end of the carrying plate 8, the projector 7 is connected to the carrying plate 8 through bolts, and the elastic supporting device 9 is arranged at the lower end of the carrying plate 8 far away from the coaming 6.
Example 2
Referring to fig. 1 to 5, the other contents of the present embodiment are the same as embodiment 1, except that: the mounting bracket 3 of mounting shell 20 both sides is inside to be established to the penetrating cavity structure in four sides, and the person of facilitating the use places the teaching aid, and simultaneously, the person of facilitating the use is to the maintenance of device.
The utility model discloses in the implementation process, during the use, according to the in-service use demand, rotatory handle 19, it rotates to drive lead screw 18, and then drive slider 17 and remove, slider 17 removes the 15 removal of erection column that drive in the backup pad 16, and then it slides to drive gyro wheel 14 on the erection column 15 and carrying 8 bottoms of thing board, simultaneously under the mating reaction of carrying the elastic support device 9 of thing board 8 one side, and then drive and carry thing board 8, rotate round locating plate 5, realize 7 projection angle's of projecting apparatus regulation, through cutting the lift of realizing the device under the drive of formula crane 2 electric telescopic handle 12, can use with projection arrangement's nimble regulation.
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 (6)
1. The informationized teaching projection device comprises a bottom plate (1) and is characterized in that universal pulleys (13) are arranged at four corners of the bottom plate (1), first installation blocks (21) fixedly connected to the two sides of the bottom plate (1), an installation frame (3) is arranged above the bottom plate (1), second installation blocks (22) fixedly connected to the two sides of the bottom of the installation frame (3), a scissor type lifting frame (2) is arranged between the first installation blocks (21) and the second installation blocks (22), an electric telescopic rod (12) is fixedly connected to the bottom plate (1) between the scissor type lifting frames (2), the electric telescopic rods (12) are arranged in two numbers, an installation rod (11) is fixedly connected to the top of a telescopic end of the electric telescopic rod (12), the two sides of the installation rod (11) are fixedly connected to one side of the scissor type lifting frame (2), and an installation plate (4) is fixedly connected to, the bottom of the mounting plate (4) is fixedly connected with a mounting shell (20).
2. The informationized teaching projection device according to claim 1, wherein the mounting shell (20) has a hollow structure with two through surfaces, the mounting shell (20) is rotatably connected with a lead screw (18), a sliding block (17) is sleeved on the lead screw (18) in a threaded manner, two sides of the sliding block (17) penetrate through the side wall of the mounting shell (20) and extend to one side of the mounting shell (20), the end of the sliding block is fixedly connected with a supporting plate (16), the supporting plate (16) is far away from a fixedly connected mounting column (15) on one side of the mounting shell (20), sliding grooves (10) are formed in the mounting plates (4) on two sides of the mounting shell (20), the upper ends of the mounting columns (15) penetrate through the sliding grooves (10) and extend to the upper side of the mounting plates (4), and the top ends of the mounting columns.
3. The information-based teaching projection device according to claim 2, wherein the mounting plate (4) is fixedly connected with the positioning plates (5) at two sides of the rear end, a carrying plate (8) is arranged between the positioning plates (5), the bottom of the carrying plate (8) is slidably connected with the rollers (14), two sides of the carrying plate (8) are rotatably connected with the positioning plates (5), the rear end of the carrying plate (8) is fixedly connected with the surrounding plate (6), the carrying plate (8) is connected with the projector (7) through bolts, and the lower end of the side, away from the surrounding plate (6), of the carrying plate (8) is provided with the elastic supporting device (9).
4. The information-based teaching projection device according to claim 3, wherein the elastic support device (9) comprises a mounting cylinder (91), the bottom end of the mounting cylinder (91) is hinged to the mounting plate (4), a spring (92) is fixedly connected in the mounting cylinder (91), the top of the spring (92) is fixedly connected with a piston rod (93), the upper end of the piston rod (93) penetrates through the mounting cylinder (91), and the top end of the piston rod is hinged to the bottom of the carrying plate (8).
5. The information-based teaching projection device according to claim 2 or 3, wherein the screw rod (18) is rotatably connected with the handle (19) on one side wall of the mounting shell (20) in the axial direction, and one side of the screw rod (18) passes through the side wall of the mounting shell (20) and is fixedly connected with the handle (19).
6. The information-based teaching projection device according to claim 1, wherein the mounting frames (3) on both sides of the mounting housing (20) are arranged in a four-side through cavity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021124066.9U CN212960663U (en) | 2020-06-17 | 2020-06-17 | Informationized teaching projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021124066.9U CN212960663U (en) | 2020-06-17 | 2020-06-17 | Informationized teaching projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212960663U true CN212960663U (en) | 2021-04-13 |
Family
ID=75386661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021124066.9U Expired - Fee Related CN212960663U (en) | 2020-06-17 | 2020-06-17 | Informationized teaching projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212960663U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114299788A (en) * | 2022-01-24 | 2022-04-08 | 重庆煌能科技有限公司 | Desktop type electronic skill practical training informatization teaching integrated platform |
| CN116918603A (en) * | 2023-06-26 | 2023-10-24 | 浙江省农业科学院 | An automatic plant handling assembly line system for smart plant factories |
-
2020
- 2020-06-17 CN CN202021124066.9U patent/CN212960663U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114299788A (en) * | 2022-01-24 | 2022-04-08 | 重庆煌能科技有限公司 | Desktop type electronic skill practical training informatization teaching integrated platform |
| CN116918603A (en) * | 2023-06-26 | 2023-10-24 | 浙江省农业科学院 | An automatic plant handling assembly line system for smart plant factories |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210413 Termination date: 20210617 |
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| CF01 | Termination of patent right due to non-payment of annual fee |