CN212776630U - Projection arrangement is used in official working - Google Patents
Projection arrangement is used in official working Download PDFInfo
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- CN212776630U CN212776630U CN202020738660.0U CN202020738660U CN212776630U CN 212776630 U CN212776630 U CN 212776630U CN 202020738660 U CN202020738660 U CN 202020738660U CN 212776630 U CN212776630 U CN 212776630U
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- scissor arm
- base
- gear
- fixed plate
- sliding
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Abstract
The utility model belongs to the office supplies field, in particular to a projection device for office, which comprises a projector body; a balance mechanism is arranged below the projector body; the balance mechanism comprises a base, a screw rod, a loop bar and a fixing plate; the projector body is arranged on the surface of the fixed plate, the bottom surface of the fixed plate is provided with a telescopic mechanism, and a base is arranged below the telescopic mechanism; the telescopic mechanism comprises a first scissor arm and a second scissor arm; the top end and the bottom end of the first scissor arm are respectively fixed on the bottom surface of the fixed plate and the surface of the base through bolts; the middle part of the second scissor arm is hinged with the middle part of the first scissor arm, the hinged part is fixed through an adjusting bolt and an adjusting nut, and sliding blocks are arranged at the bottom end and the top end of the second scissor arm; the bottom surface of the fixed plate and the surface of the base are provided with sliding chutes matched with the bottom surface of the fixed plate and the surface of the base at positions corresponding to the sliding blocks, and the second scissor arm is respectively connected with the fixed plate and the base in a sliding mode through the sliding blocks and the sliding chutes.
Description
Technical Field
The utility model relates to an office supplies field specifically is a projection arrangement is used in official working.
Background
The projector, also known as a projector, is a device that can project 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.
When the projector is used, the projector is generally placed on a desktop and is fixed by means of the gravity of the projector, but the desktop of some places is inclined, so that the projector slides on the desktop to influence the projection quality; moreover, the height of the existing projector can only be finely adjusted, so that the use of a user is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a projection arrangement is used in official working to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a projection device for office use comprises a projector body and a fixing plate; the projector body is fixedly arranged on the surface of the fixed plate, the bottom surface of the fixed plate is provided with a telescopic mechanism, and a base is arranged below the telescopic mechanism; the telescopic mechanism comprises a first scissor arm and a second scissor arm; the top end and the bottom end of the first scissor arm are respectively fixed on the bottom surface of the fixed plate and the surface of the base through bolts; the middle part of the second scissor arm is hinged with the middle part of the first scissor arm, the hinged part is fixed through an adjusting bolt and an adjusting nut, and sliding blocks are arranged at the bottom end and the top end of the second scissor arm; the bottom surface of the fixed plate and the surface of the base are provided with sliding chutes matched with the bottom surface of the fixed plate and the surface of the base at positions corresponding to the sliding blocks, and the second scissor arm is respectively connected with the fixed plate and the base in a sliding mode through the sliding blocks and the sliding chutes.
Preferably, one side of the sliding block at the bottom end of the second scissor arm is fixedly connected with a screw rod; a first gear is sleeved on the outer side of the other end of the screw rod; a second gear is arranged on one side of the first gear, the first gear is meshed with the second gear, and a rotating rod is fixedly connected to the center of the second gear; the other end of the rotating rod penetrates through the base and is fixedly provided with a rotating handle in a sleeved mode on the outer side.
Preferably, the first gear is fixedly connected with the screw rod through threads.
Preferably, the bottom surface of the base is provided with a plurality of suckers.
Preferably, a cover body is arranged on one side of the fixing plate; the relative one side in lid both ends is provided with the kelly, and the fixed plate both sides correspond the bull stick position department and have offered the round hole, and the lid rotates with the fixed plate through the cooperation of kelly and round hole to be connected.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a cooperation between rotatory handle, first gear, second gear, lead screw, bull stick, slider, spout, first scissors fork arm and the second scissors fork arm for the user can finally drive the slider to slide in the spout through rotating rotatory handle, and then makes first scissors fork arm and second scissors fork arm prop up the fixed plate, thereby realizes the purpose of adjusting the projector height; and the sucking disc that the base bottom surface set up can be with the projecting apparatus body more firm at office table top fixed surface to the practicality of projecting apparatus has been improved.
Drawings
Fig. 1 is a side view of the utility model in its entirety;
fig. 2 is an overall front view of the present invention.
In the figure: 1. a projector body; 2. a fixing plate; 3. a telescoping mechanism; 301. a first scissor arm; 302. a second scissor arm; 303. adjusting the bolt; 304. adjusting the nut; 4. a slider; 5. a chute; 6. a base; 7. a screw rod; 8. a first gear; 9. a second gear; 10. a rotating rod; 11. rotating the handle; 12. a suction cup; 13. a cover body; 14. and (5) clamping the 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.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of 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.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: a projection device for office use comprises a projector body 1 and a fixing plate 2; the projector body 1 is fixedly arranged on the surface of the fixed plate 2, the bottom surface of the fixed plate 2 is provided with a telescopic mechanism 3, and a base 7 is arranged below the telescopic mechanism 3; the telescopic mechanism 3 comprises a first scissor arm 301 and a second scissor arm 302; the top end and the bottom end of the first scissor arm 301 are respectively fixed on the bottom surface of the fixed plate 2 and the surface of the base 7 through bolts; the middle part of the second scissor arm 302 is hinged with the middle part of the first scissor arm 301, the hinged part is fixed through an adjusting bolt 303 and an adjusting nut 304, and the bottom end and the top end of the second scissor arm 302 are provided with sliding blocks 4; the bottom surface of the fixed plate 2 and the surface of the base 7 are provided with sliding chutes 5 corresponding to the sliding blocks 4, and the second scissor arm 302 is respectively connected with the fixed plate 2 and the base 7 in a sliding manner through the sliding blocks 4 and the sliding chutes 5.
Further, one side of the sliding block 4 at the bottom end of the second scissor arm 302 is fixedly connected with a screw rod; a first gear 8 is sleeved on the outer side of the other end of the screw rod; a second gear 9 is arranged on one side of the first gear 8, the first gear 8 is meshed with the second gear 9, and a rotating rod 10 is fixedly connected to the center of the second gear 9; the other end of the rotating rod 10 penetrates through the base 7 and is fixedly sleeved with a rotating handle 11.
Further, the first gear 8 is fixedly connected with the screw rod through threads.
Further, a plurality of suckers 12 are arranged on the bottom surface of the base 7.
Further, a cover body 13 is arranged on one side of the fixing plate 2; the opposite sides at both ends of the cover body 13 are provided with clamping rods 14, the positions of the two sides of the fixing plate 2 corresponding to the rotating rods 10 are provided with round holes, and the cover body 13 is rotatably connected with the fixing plate 2 through the matching of the clamping rods 14 and the round holes.
The working principle is as follows: when the device is used, a user turns over the cover body 13 from the surface of the fixing plate 2 through the matching of the two clamping rods 14 and the circular holes, so that the projector body 1 arranged on the surface of the fixing plate 2 leaks out, then the device is placed on an office table top, the device is firmly fixed through the sucker 12 arranged on the bottom surface of the base 7, when the height needs to be adjusted, the user rotates the rotating rod 10 through rotating the rotating handle 11 arranged on one side of the base 7, the rotating rod 10 drives the second gear 9 to drive the first gear 8 connected with the second gear 9 in a meshed mode to rotate, and as the first gear 8 is in threaded connection with the lead screw, the lead screw can extend out when the first gear 8 rotates, and then the sliding block 4 at the bottom end of the second scissor arm 302 slides in the sliding groove 5, so that the height adjustment of the projector is realized; after the height is adjusted to a proper height, the sliding block 4 is fixed in the sliding groove 5 through the meshing connection between the first gear 8 and the second gear 9, and the stability of the fixing rod is ensured; when the projector is used, the cover 13 covers the surface of the projector by turning over the cover 13, so that the projector is prevented from being damaged due to dust falling into the projector when the projector is placed.
It is worth noting that: the whole device is controlled by the master control button, and the equipment matched with the control button is common equipment, so that the device belongs to the prior art, and the electrical connection relation and the specific circuit structure of the device are not repeated.
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 (5)
1. An office projection device, characterized in that: comprises a projector body (1) and a fixed plate (2); the projector body (1) is fixedly arranged on the surface of the fixed plate (2), the bottom surface of the fixed plate (2) is provided with a telescopic mechanism (3), and a base (7) is arranged below the telescopic mechanism (3); the telescopic mechanism (3) comprises a first scissor arm (301) and a second scissor arm (302); the top end and the bottom end of the first scissor arm (301) are respectively fixed on the bottom surface of the fixing plate (2) and the surface of the base (7) through bolts; the middle part of the second scissor arm (302) is hinged with the middle part of the first scissor arm (301), the hinged part is fixed through an adjusting bolt (303) and an adjusting nut (304), and sliding blocks (4) are arranged at the bottom end and the top end of the second scissor arm (302); the bottom surface of the fixing plate (2) and the surface of the base (7) are provided with sliding chutes (5) matched with the sliding blocks (4), and the second scissor arm (302) is respectively in sliding connection with the fixing plate (2) and the base (7) through the sliding blocks (4) and the sliding chutes (5).
2. An office projection apparatus according to claim 1, wherein: one side of the sliding block (4) at the bottom end of the second scissor arm (302) is fixedly connected with a screw rod; a first gear (8) is sleeved on the outer side of the other end of the screw rod; a second gear (9) is arranged on one side of the first gear (8), the first gear (8) is meshed with the second gear (9), and a rotating rod (10) is fixedly connected to the center of the second gear (9); the other end of the rotating rod (10) penetrates through the base (7) and is fixedly sleeved with a rotating handle (11).
3. An office projection apparatus according to claim 2, wherein: the first gear (8) is fixedly connected with the screw rod through threads.
4. An office projection apparatus according to claim 1, wherein: the bottom surface of the base (7) is provided with a plurality of suckers (12).
5. An office projection apparatus according to claim 1, wherein: a cover body (13) is arranged on one side of the fixing plate (2); the relative one side in lid (13) both ends is provided with kelly (14), and the round hole has been seted up in the corresponding bull stick (10) position department in fixed plate (2) both sides, and lid (13) are connected with fixed plate (2) rotation through the cooperation of kelly (14) and round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738660.0U CN212776630U (en) | 2020-05-07 | 2020-05-07 | Projection arrangement is used in official working |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738660.0U CN212776630U (en) | 2020-05-07 | 2020-05-07 | Projection arrangement is used in official working |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212776630U true CN212776630U (en) | 2021-03-23 |
Family
ID=75066542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020738660.0U Active CN212776630U (en) | 2020-05-07 | 2020-05-07 | Projection arrangement is used in official working |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212776630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983329A (en) * | 2021-11-01 | 2022-01-28 | 吉林省钜鸿智能技术有限公司 | LCOS projector with high-freedom-degree adjusting hanger |
| CN114321667A (en) * | 2021-11-26 | 2022-04-12 | 苏州君林智能科技有限公司 | Multi-factor collector posture adjusting device |
-
2020
- 2020-05-07 CN CN202020738660.0U patent/CN212776630U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983329A (en) * | 2021-11-01 | 2022-01-28 | 吉林省钜鸿智能技术有限公司 | LCOS projector with high-freedom-degree adjusting hanger |
| CN114321667A (en) * | 2021-11-26 | 2022-04-12 | 苏州君林智能科技有限公司 | Multi-factor collector posture adjusting device |
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