CN213210709U - Projection panel for environmental economics - Google Patents
Projection panel for environmental economics Download PDFInfo
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- CN213210709U CN213210709U CN202021974552.XU CN202021974552U CN213210709U CN 213210709 U CN213210709 U CN 213210709U CN 202021974552 U CN202021974552 U CN 202021974552U CN 213210709 U CN213210709 U CN 213210709U
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- rod
- block
- projection panel
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- plate
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- 230000007613 environmental effect Effects 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000000670 limiting effect Effects 0.000 claims description 30
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a projection panel for environmental economics, including fly leaf, guide bar, gag lever post, mainboard and electric telescopic handle, the middle part top of fly leaf is rotated and is connected with the adjusting lever, and the outside of adjusting lever is provided with the connecting block, the inside of connecting block runs through there is the installation pole, and the terminal inboard of installation pole is connected with the connecting rod, the top right side of connecting rod is fixed with the gag lever post, and the right side of gag lever post installs the fixed plate, the top of connecting rod is provided with the mainboard, and installs the subplate in the outside of mainboard, the rear of subplate is fixed with the connecting axle, and the top of connecting axle is connected with the installation piece, the place ahead of installation piece is provided with the movable rod, the middle part of stopper is fixed with the fixed. This projection panel for environmental economics, the convenience is adjusted the height, and the practicality is high, and conveniently changes the show angle, avoids influencing the use, can increase projection panel's show area moreover.
Description
Technical Field
The utility model relates to an environmental economics technical field specifically is a projection panel for environmental economics.
Background
The environmental economics refers to applying the principles and methods of economic science and environmental science, is an important subject, and in the teaching process, in order to more intuitively display teaching contents, a projection panel is required to be used for assisting teaching;
however, the projection panel commonly used in the market is inconvenient in height adjustment, low in practicability, inconvenient in display angle change, and not capable of increasing the display area of the projection panel, so that the projection panel for environmental economics is provided, and the problems provided in the above are solved conveniently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a projection panel for environmental economics to propose inconveniently in solving above-mentioned background art and adjust the height, the practicality is low, and inconvenient change show angle, influence the use, can not increase projection panel's area of exhibition's problem moreover.
In order to achieve the above object, the utility model provides a following technical scheme: a projection panel for environmental economics comprises a movable plate, a guide rod, a limiting rod, a main plate and an electric telescopic rod, wherein an adjusting rod is rotatably connected above the middle of the movable plate, a connecting block is arranged on the outer side of the adjusting rod, an installation rod penetrates through the connecting block, a connecting rod is connected to the inner side of the tail end of the installation rod, the guide rod penetrates through the connecting rod, the limiting rod is fixed on the right side of the upper portion of the connecting rod, a fixing plate is installed on the right side of the limiting rod, a locking block is arranged at the tail end of the limiting rod, the main plate is arranged at the top end of the connecting rod, a secondary plate is installed on the outer side of the main plate, a connecting shaft is fixed behind the secondary plate, the top end of the connecting shaft is connected with an installation block, a movable rod is arranged in front of the installation block, the limiting blocks are, and the rear of fixed block is provided with the control lever to electric telescopic handle is installed to the below of control lever.
Preferably, the connecting blocks are arranged in a bilateral symmetry mode relative to the central axis of the adjusting rod, the adjusting rod is connected with the connecting blocks in a meshing mode, and the connecting blocks are fixedly connected with the mounting rod in an integrated structure.
Preferably, the cross section of the installation rod is in a C-shaped structure, the inner side of the tail end of the installation rod is provided with a groove-shaped structure, the installation rod is connected with the connecting rod in a clamping manner, and the connecting rod forms a lifting structure through the installation rod.
Preferably, the connecting rod is articulated with the connected mode of mainboard, and the connected mode of connecting rod and gag lever post is the welding to the arc groove-shaped structure has been seted up to the inside of the fixed plate on gag lever post right side.
Preferably, the auxiliary plate and the connecting shaft form a rotating structure at the outer side of the main plate, the outer surface of the mounting block at the top end of the connecting shaft is arranged in a toothed structure, and the left end and the right end of the movable rod in front of the mounting block are provided with reverse thread structures.
Preferably, the movable rod penetrates through the inside of the limiting block, the limiting block forms a rotating structure through the fixing block, and the fixing block is connected with the control rod in a meshing manner.
Compared with the prior art, the beneficial effects of the utility model are that: the projection panel for environmental economics is convenient for adjusting height, high in practicability, convenient for changing display angle, free of influence on use and capable of increasing display area of the projection panel;
1. the adjusting rod with the thread-shaped outer surface is rotated to drive the mounting rod to rotate under the action of the connecting block with the tooth-shaped outer surface, and the groove-shaped structure is formed in the inner side of the tail end of the mounting rod, so that the connecting rod can be driven to stably lift under the limiting action of the guide rod in the rotating process, the height can be conveniently adjusted, and the practicability is high;
2. the display angle adjusting device is provided with a limiting rod and a fixing plate, the main plate is hinged with the connecting rod, when the display angle needs to be adjusted, the main plate is rotated to drive the fixing plate to rotate synchronously, an arc groove-shaped structure is formed in the fixing plate, the rotating stability of the main plate is conveniently improved under the action of the limiting rod, and after the angle adjustment is completed, a locking block at the tail end of the limiting rod is screwed, so that the fixing plate and the main plate are conveniently fixed;
3. be provided with installation piece and movable rod, start electric telescopic handle for the control rod rebound, and drive the movable rod rotation under the effect that control rod and fixed block meshing are connected, and the movable rod is provided with reverse screw thread column structure in both ends surface about, consequently can drive the installation piece and rotate, and then drive connecting axle and subplate through the installation piece and rotate, open the subplate and be in the coplanar with the mainboard, can increase projection panel's area of exhibition.
Drawings
Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic side view of the connection between the mounting rod and the connecting rod of the present invention;
FIG. 4 is a schematic view of the rear view structure of the fixing block and the control rod of the present invention;
fig. 5 is a schematic view of the overlooking structure of the installation block and the movable rod of the present invention.
In the figure: 1. a movable plate; 2. an adjusting lever; 3. connecting blocks; 4. mounting a rod; 5. a connecting rod; 6. a guide bar; 7. a limiting rod; 8. a fixing plate; 9. a locking block; 10. a main board; 11. a sub-board; 12. a connecting shaft; 13. mounting blocks; 14. a movable rod; 15. a limiting block; 16. a fixed block; 17. a control lever; 18. an electric telescopic rod.
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. 1-5, the present invention provides a technical solution: a projection panel for environmental economics comprises a movable plate 1, an adjusting rod 2, a connecting block 3, a mounting rod 4, a connecting rod 5, a guide rod 6, a limiting rod 7, a fixed plate 8, a locking block 9, a main plate 10, a secondary plate 11, a connecting shaft 12, a mounting block 13, a movable rod 14, a limiting block 15, a fixed block 16, a control rod 17 and an electric telescopic rod 18, wherein the adjusting rod 2 is rotatably connected above the middle part of the movable plate 1, the connecting block 3 is arranged on the outer side of the adjusting rod 2, the mounting rod 4 penetrates through the inside of the connecting block 3, the connecting rod 5 is connected to the inner side of the tail end of the mounting rod 4, the guide rod 6 penetrates through the inside of the connecting rod 5, the limiting rod 7 is fixed on the right side above the connecting rod 5, the fixed plate 8 is installed on the right side of the limiting rod 7, the locking block 9 is arranged at the tail end of the limiting rod 7, the, the rear of subplate 11 is fixed with connecting axle 12, and the top of connecting axle 12 is connected with installation piece 13, and the place ahead of installation piece 13 is provided with movable rod 14, and stopper 15 sets up about the axis bilateral symmetry of movable rod 14, and the middle part of stopper 15 is fixed with fixed block 16, and the rear of fixed block 16 is provided with control lever 17, and electric telescopic handle 18 is installed to the below of control lever 17.
As shown in fig. 1, 2 and 3, the connecting blocks 3 are arranged symmetrically left and right about the central axis of the adjusting rod 2, and the adjusting rod 2 is connected with the connecting blocks 3 in a meshing manner, the connecting block 3 and the mounting rod 4 are fixedly connected to form an integrated structure, the mounting rod 4 is conveniently driven to rotate, the cross section of the mounting rod 4 is arranged in a C-shaped structure, the inner side of the tail end of the mounting rod 4 is provided with a groove-shaped structure, the mounting rod 4 is connected with the connecting rod 5 in a clamping manner, the connecting rod 5 forms a lifting structure through the mounting rod 4, the height position of the projection panel is conveniently adjusted, the connecting rod 5 is hinged with the main board 10, the connecting rod 5 is welded with the limiting rod 7, an arc-shaped groove-shaped structure is formed in the fixing plate 8 on the right side of the limiting rod 7, so that the display angle can be conveniently adjusted, and the use is convenient;
if fig. 1, fig. 4 and fig. 5 in subplate 11 and connecting axle 12 constitute revolution mechanic in the outside of mainboard 10, and the outside surface of the installation piece 13 on connecting axle 12 top is the setting of meshing dentate structure, and both ends are provided with reverse screw thread column structure about the movable rod 14 in installation piece 13 the place ahead, conveniently expand subplate 11, can increase projection panel's area of exhibition, movable rod 14 runs through in the inside of stopper 15, and stopper 15 constitutes revolution mechanic through fixed block 16, and fixed block 16 is connected for the meshing with the connected mode of control lever 17, conveniently drive connecting axle 12 and rotate, open subplate 11.
The working principle is as follows: when the projection panel for environmental economics is used, firstly, in the process of using the projection panel, the adjusting rod 2 with the outer surface in the thread-like structure in fig. 1 is manually rotated according to actual requirements, so that the mounting rod 4 in fig. 2 is rotated under the action of the connecting block 3 with the outer surface in the tooth-like structure, and the groove-like structure is arranged at the inner side of the tail end of the mounting rod 4 in fig. 1, therefore, in the rotating process of the mounting rod 4, the connecting rod 5 and the main board 10 can be driven to ascend and descend, thereby conveniently adjusting the height position of the device, the practicability is high, the stability in the ascending and descending process of the connecting rod 5 can be improved through the arrangement of the guide rod 6, the main board 10 is hinged with the connecting rod 5, when the display angle of the projection panel needs to be adjusted, the main board 10 is rotated to drive the fixing plate 8 to synchronously rotate, and the fixing plate 8 in fig. 3 is provided with the arc groove-like structure, under the action of the limiting rod 7, the rotation stability of the main board 10 is conveniently improved, and after the angle adjustment is completed, the locking block 9 at the tail end of the limiting rod 7 in the figure 1 is screwed down, so that the fixing plate 8 and the main board 10 are conveniently fixed, the operation of adjusting the angle of the projection panel is completed, and the practicability of the device is further improved;
when the display area of the projection panel is too small, the electric telescopic rod 18 in fig. 4 is started, so that the control rod 17 moves upwards, the fixed block 16 and the movable rod 14 are driven to rotate under the effect that the fixed block 16 is meshed with the control rod 17 to be connected, the movable rod 14 is convenient to stably rotate through the limiting blocks 15 which are symmetrically arranged on the left side and the right side of the central axis of the movable rod 14, the outer surfaces of the left end and the right end of the movable rod 14 in fig. 5 are provided with reverse thread structures, the mounting block 13 can be driven to rotate, the connecting shaft 12 and the auxiliary plate 11 are driven to rotate through the mounting block 13, the auxiliary plate 11 is opened and is located on the same plane with the main plate 10, the display area of the projection panel can be increased, and a series of operations of the projection panel for environmental economics.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a projection panel for environmental economics, includes fly leaf (1), guide bar (6), gag lever post (7), mainboard (10) and electric telescopic handle (18), its characterized in that: the movable connecting plate is characterized in that an adjusting rod (2) is rotatably connected to the upper portion of the middle of the movable plate (1), a connecting block (3) is arranged on the outer side of the adjusting rod (2), an installation rod (4) penetrates through the inside of the connecting block (3), a connecting rod (5) is connected to the inner side of the tail end of the installation rod (4), a guide rod (6) penetrates through the inside of the connecting rod (5), a limiting rod (7) is fixed to the right side of the upper portion of the connecting rod (5), a fixing plate (8) is installed on the right side of the limiting rod (7), a locking block (9) is arranged at the tail end of the limiting rod (7), a main plate (10) is arranged at the top end of the connecting rod (5), a secondary plate (11) is installed on the outer side of the main plate (10), a connecting shaft (12) is fixed to the rear portion of the secondary plate (11), an installation block (13), and stopper (15) set up about the axis bilateral symmetry of movable rod (14), the middle part of stopper (15) is fixed with fixed block (16), and the rear of fixed block (16) is provided with control lever (17) to electric telescopic handle (18) are installed to the below of control lever (17).
2. The eco-economical projection panel according to claim 1, wherein: connecting block (3) set up about the axis bilateral symmetry of adjusting lever (2), and the connected mode of adjusting lever (2) and connecting block (3) is connected for the meshing to connecting block (3) and installation pole (4) fixed connection are integrated structure.
3. The eco-economical projection panel according to claim 1, wherein: the cross section of the installation rod (4) is in a C-shaped structure, the inner side of the tail end of the installation rod (4) is provided with a groove-shaped structure, the installation rod (4) is connected with the connecting rod (5) in a clamping mode, and the connecting rod (5) forms a lifting structure through the installation rod (4).
4. The eco-economical projection panel according to claim 1, wherein: the connecting rod (5) is hinged to the main board (10), the connecting rod (5) is welded to the limiting rod (7), and an arc-shaped groove-shaped structure is formed in the fixing plate (8) on the right side of the limiting rod (7).
5. The eco-economical projection panel according to claim 1, wherein: the auxiliary plate (11) and the connecting shaft (12) form a rotating structure at the outer side of the main plate (10), the outer surface of the mounting block (13) at the top end of the connecting shaft (12) is in a toothed structure, and reverse thread-shaped structures are arranged at the left end and the right end of the movable rod (14) in front of the mounting block (13).
6. The eco-economical projection panel according to claim 1, wherein: the movable rod (14) penetrates through the inside of the limiting block (15), the limiting block (15) forms a rotating structure through the fixing block (16), and the fixing block (16) is connected with the control rod (17) in a meshing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974552.XU CN213210709U (en) | 2020-09-10 | 2020-09-10 | Projection panel for environmental economics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974552.XU CN213210709U (en) | 2020-09-10 | 2020-09-10 | Projection panel for environmental economics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213210709U true CN213210709U (en) | 2021-05-14 |
Family
ID=75820195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021974552.XU Expired - Fee Related CN213210709U (en) | 2020-09-10 | 2020-09-10 | Projection panel for environmental economics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213210709U (en) |
-
2020
- 2020-09-10 CN CN202021974552.XU patent/CN213210709U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210514 |