CN216046339U - Projection equipment with lifting mechanism - Google Patents
Projection equipment with lifting mechanism Download PDFInfo
- Publication number
- CN216046339U CN216046339U CN202122002180.5U CN202122002180U CN216046339U CN 216046339 U CN216046339 U CN 216046339U CN 202122002180 U CN202122002180 U CN 202122002180U CN 216046339 U CN216046339 U CN 216046339U
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- projection
- clamping
- sliding
- projector
- fixedly connected
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- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 230000003028 elevating effect Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the field of lifting projection equipment, in particular to projection equipment with a lifting mechanism, which comprises a projection support, wherein the middle part above the back of the projection support is fixedly connected with a back plate which is propped against the back of a projector, sliding grooves are arranged inside the left side and the right side of the projection support, clamping sliding blocks are connected in the sliding grooves in a sliding manner, clamping springs for pushing the sliding blocks to the inner side are arranged outside the clamping sliding blocks, fixing columns for clamping the left side and the right side of the projector are fixedly connected above the clamping sliding blocks, and the projection equipment has the beneficial effects that: according to the utility model, the rear plate structure is added to abut against the rear side of the projector, the upper side, the lower side, the left side and the right side of the projector are respectively fixed through the structures of the fixing column and the clamping plate, the connection stability between the projector and the projection bracket is effectively improved, the projection bracket can be subjected to height adjustment through the structures of the telescopic rod and the main rod, and the projection bracket is fixed through the threaded head and the locking nut.
Description
Technical Field
The utility model relates to the field of lifting projection equipment, in particular to projection equipment with a lifting mechanism.
Background
A projector, also called 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, etc. through different interfaces to play corresponding video signals.
At present, most projectors do not possess raising and lowering functions, and in some specific projection occasions, can't effectively adjust the height and the projection angle of projecting apparatus to the projecting apparatus of many occasions is placed and is carried out the projection at the desktop, the condition to the projecting apparatus damage that drops appears easily.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a projection apparatus with a lifting mechanism to solve the problems of the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a take elevating system's projection equipment, including the projection support, the back top middle part fixedly connected with of projection support supports the backplate at projecting apparatus rear, the inside spout that is provided with in the left and right sides of projection support, sliding connection has the centre gripping slider in the spout, the centre gripping slider outside is provided with the centre gripping spring that promotes the slider to the inboard, the top fixedly connected with of centre gripping slider carries out the fixed column of centre gripping with the projecting apparatus left and right sides, the vertical sliding connection in top of fixed column has the splint of fixing the projecting apparatus on the projection support, the below middle part fixedly connected with telescopic link of projection support, the below of telescopic link is provided with the mobile jib that can accomodate the telescopic link, the bottom of mobile jib and the top middle part fixed connection on chassis, three universal wheel that makes the device whole can carry out horizontal migration is installed to the below on chassis, and three universal wheel is in the below evenly distributed on chassis.
Preferably, the sliding block is arranged inside the sliding groove and is in horizontal sliding connection with the sliding groove, the middle of the outer side of the sliding block is fixedly connected with the end part of the inner side of the clamping spring, and the end part of the outer side of the clamping spring is fixedly connected with the inner wall of the outer side of the sliding groove.
Preferably, the top middle part of slider and the bottom fixed connection of fixed column, the top middle part of fixed column is provided with the lift groove, the vertical sliding connection in the lift groove has the slide bar, the top of slide bar and the below fixed connection of splint, the lower extreme of slide bar and lift groove bottom inner wall respectively with lift spring's upper and lower both ends fixed connection.
Preferably, the middle part of the lower part of the projection support is provided with a telescopic rod, and the projection support is adjusted to the upper position and the lower position of the main rod through the telescopic rod.
Preferably, the lower extreme of telescopic link extends inside getting into the mobile jib to with the vertical sliding connection of mobile jib, the mobile jib includes screw thread head and lock nut, the top outside of mobile jib is provided with the screw thread head, the front side middle part of screw thread head is provided with the opening.
Preferably, a locking nut is arranged above the threaded head, a through hole with the radius larger than that of the telescopic rod is arranged in the middle of the locking nut, and the locking nut is vertically and slidably connected with the telescopic rod through the through hole.
Preferably, the radius of the inner wall below the middle part of the lock nut is larger than that of the through hole, and the inner wall below the middle part of the lock nut is provided with an internal thread which corresponds to the thread head in a threaded manner.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the rear plate structure is added to abut against the rear side of the projector, the upper side, the lower side, the left side and the right side of the projector are respectively fixed through the structures of the fixing column and the clamping plate, the connection stability between the projector and the projection bracket is effectively improved, the projection bracket can be subjected to height adjustment through the structures of the telescopic rod and the main rod, and the projection bracket is fixed through the threaded head and the locking nut.
Drawings
FIG. 1 is a three-dimensional top view of the present invention;
FIG. 2 is a three-dimensional cross-sectional view of the present invention;
fig. 3 is a cross-sectional front view of the present invention.
In the figure: projection support 1, backplate 11, spout 12, centre gripping spring 2, centre gripping slider 3, fixed column 31, splint 4, lift post 41, lift spring 5, telescopic link 6, mobile jib 7, screw thread head 71, lock nut 72, chassis 8, universal wheel 81.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the projection equipment with the lifting mechanism comprises a projection support 1, wherein a back plate 1 which is abutted against the rear part of a projector is fixedly connected to the middle part above the back of the projection support 1.
The inside spout 12 that is provided with of the left and right sides of projection support 1, sliding connection has centre gripping slider 3 in spout 12, and the centre gripping slider 3 outside is provided with the centre gripping spring 2 that promotes slider 3 to the inboard.
The fixed columns 31 for clamping the left side and the right side of the projector are fixedly connected to the upper portion of the clamping sliding block 3, and the clamping plates 4 for fixing the projector on the projection support 1 are connected to the upper portion of the fixed columns 31 in a vertical sliding mode.
The middle part of the lower side of the projection support 1 is fixedly connected with a telescopic rod 6, and a main rod 7 capable of containing the telescopic rod 6 is arranged below the telescopic rod 6.
The bottom of mobile jib 7 and the top middle part fixed connection on chassis 8, three universal wheel 81 that make the whole horizontal migration that can carry out of device are installed to the below on chassis 8, and three universal wheel 81 is in the below evenly distributed on chassis 8.
The sliding block 3 is arranged inside the sliding groove 12 and is in horizontal sliding connection with the sliding groove, the middle of the outer side of the sliding block 3 is fixedly connected with the end part of the inner side of the clamping spring 2, and the end part of the outer side of the clamping spring 2 is fixedly connected with the inner wall of the outer side of the sliding groove 12.
The top middle part of slider 3 and the bottom fixed connection of fixed column 31, the top middle part of fixed column 31 is provided with the lift groove, and the vertical sliding connection in the lift groove has slide bar 41, the top of slide bar 41 and the below fixed connection of splint 4, the lower extreme of slide bar 41 and the lift groove bottom inner wall respectively with lift spring 5's upper and lower both ends fixed connection.
The middle part of the lower part of the projection support 1 is provided with a telescopic rod 6, and the projection support 1 is adjusted to the upper and lower positions of the main rod 7 through the telescopic rod 6.
The lower extreme of telescopic link 6 extends inside getting into mobile jib 7 to with the vertical sliding connection of mobile jib 7, mobile jib 7 includes screw thread head 71 and lock nut 72, and the top outside of mobile jib 7 is provided with screw thread head 71, and the front side middle part of screw thread head 71 is provided with the opening.
A locking nut 72 is arranged above the threaded head 71, and a through hole with the radius larger than that of the telescopic rod 6 is arranged in the middle of the locking nut 72 and is vertically and slidably connected with the telescopic rod 6 through the through hole.
The radius of the inner wall below the middle of the lock nut 72 is larger than that of the through hole, and the inner wall below the middle of the lock nut 72 is provided with an internal thread which is correspondingly screwed with the thread head 71.
The working principle is as follows: the two fixing posts 31 are pulled towards both sides respectively, so that the upper middle part of the projection bracket 1 is empty, the projector is horizontally placed on the middle part of the projection bracket 1, and the end parts of the projector are abutted against the back plate 11.
At this time, the fixing posts 31 on both sides are released, and the slider 3 is pushed to slide horizontally along the sliding groove 12 under the elastic force of the clamping spring 2, so that the fixing posts 31 on both sides fix the left and right sides of the projector.
And in the process of clamping the fixed column 31 inwards, the clamping plate 4 is pulled upwards to drive the sliding rod 41 to vertically slide upwards along the fixed column 31 until the height of the clamping plate 4 is greater than the top height of the projector.
After the left side and the right side of the projector are clamped by the fixing columns 31, the clamping plates 4 are loosened, and the upper side and the lower side of the projector are fixed by the clamping plates 4 and the projection bracket 1 under the action of the lifting springs 5.
The projector is pushed to the required projection position through the chassis 8 and the universal wheels 81, and the projection direction of the projector is adjusted through rotating the chassis 8.
The telescopic rod 6 is moved up and down in the main rod 7 until the projector reaches the proper projection position, at which time the locking nut 72 is screwed to the screw head 71.
The opening of the screw head 71 is locked and closed by a lock nut 72, and thereby the telescopic rod 6 is fixed at the upper and lower positions in the main rod 7.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a take elevating system's projection equipment, includes projection support (1), its characterized in that: a back plate (11) which is abutted against the rear of the projector is fixedly connected to the middle part above the back of the projection support (1), sliding grooves (12) are arranged inside the left side and the right side of the projection support (1), clamping sliding blocks (3) are connected in the sliding grooves (12) in a sliding manner, clamping springs (2) which push the sliding blocks (3) inwards are arranged on the outer sides of the clamping sliding blocks (3), fixing columns (31) which clamp the left side and the right side of the projector are fixedly connected to the upper parts of the clamping sliding blocks (3), clamping plates (4) which fix the projector on the projection support (1) are vertically connected to the upper parts of the fixing columns (31) in a sliding manner, telescopic rods (6) are fixedly connected to the middle part below the projection support (1), main rods (7) which can contain the telescopic rods (6) are arranged below the telescopic rods (6), and the bottoms of the main rods (7) are fixedly connected to the middle part above the chassis (8), three universal wheels (81) which enable the whole device to horizontally move are arranged below the chassis (8), and the three universal wheels (81) are uniformly distributed below the chassis (8).
2. A projection device with a lifting mechanism according to claim 1, wherein: the sliding block (3) is arranged inside the sliding groove (12) and is in horizontal sliding connection with the sliding groove, the middle of the outer side of the sliding block (3) is fixedly connected with the end part of the inner side of the clamping spring (2), and the end part of the outer side of the clamping spring (2) is fixedly connected with the inner wall of the outer side of the sliding groove (12).
3. A projection device with a lifting mechanism according to claim 2, wherein: the top middle part of slider (3) and the bottom fixed connection of fixed column (31), the top middle part of fixed column (31) is provided with the lift groove, and the vertical sliding connection has slide bar (41) in the lift groove, the top of slide bar (41) and the below fixed connection of splint (4), the lower extreme of slide bar (41) and lift groove bottom inner wall respectively with the upper and lower both ends fixed connection of lift spring (5).
4. A projection device with a lifting mechanism according to claim 1, wherein: the lower middle part of the projection support (1) is provided with a telescopic rod (6), and the projection support (1) is adjusted to be in the upper and lower positions of the main rod (7) through the telescopic rod (6).
5. The projection device with lifting mechanism of claim 4, wherein: the lower extreme of telescopic link (6) extends inside getting into mobile jib (7) to with the vertical sliding connection of mobile jib (7), mobile jib (7) are provided with screw thread head (71) including screw thread head (71) and lock nut (72) outside the top of mobile jib (7), and the front side middle part of screw thread head (71) is provided with the opening.
6. A projection device with a lifting mechanism according to claim 5, wherein: and a locking nut (72) is arranged above the threaded head (71), a through hole with the radius larger than that of the telescopic rod (6) is arranged in the middle of the locking nut (72), and the locking nut is vertically and slidably connected with the telescopic rod (6) through the through hole.
7. A projection device with a lifting mechanism according to claim 6, wherein: the radius of the inner wall below the middle part of the locking nut (72) is larger than that of the through hole, and the inner wall below the middle part of the locking nut (72) is provided with an internal thread which corresponds to the thread head (71) in threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122002180.5U CN216046339U (en) | 2021-08-24 | 2021-08-24 | Projection equipment with lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122002180.5U CN216046339U (en) | 2021-08-24 | 2021-08-24 | Projection equipment with lifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216046339U true CN216046339U (en) | 2022-03-15 |
Family
ID=80560379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122002180.5U Expired - Fee Related CN216046339U (en) | 2021-08-24 | 2021-08-24 | Projection equipment with lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216046339U (en) |
-
2021
- 2021-08-24 CN CN202122002180.5U patent/CN216046339U/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 |
Granted publication date: 20220315 |