CN213840158U - Conveniently adjust projecting direction's hoist and mount formula projecting apparatus for teaching - Google Patents
Conveniently adjust projecting direction's hoist and mount formula projecting apparatus for teaching Download PDFInfo
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- CN213840158U CN213840158U CN202022655618.5U CN202022655618U CN213840158U CN 213840158 U CN213840158 U CN 213840158U CN 202022655618 U CN202022655618 U CN 202022655618U CN 213840158 U CN213840158 U CN 213840158U
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- projecting apparatus
- projector
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Abstract
The utility model discloses a conveniently adjust projecting direction's hoist and mount formula projecting apparatus for teaching, including the projecting apparatus main part, projecting apparatus main part top surface middle part position is provided with the mount pad, and the mount pad is inside to be laminated mutually with the connecting seat bottom surface to the turn-button is installed to the position on the upper side of connecting seat side, and turn-button one side is connected with threaded rod one end simultaneously, threaded rod middle part position cup joints in the movable rod upper end, and the movable rod lower extreme is connected with the connecting rod position on the left side to connecting rod one end fixed mounting has the fixture block. This conveniently adjust projecting direction's projecting apparatus for teaching of hoist and mount formula, when changing hoist and mount formula projecting apparatus projection orientation, the usable motor of staff drives the second gear through the main shaft and rotates for first gear drives the projecting apparatus main part through the fagging and rotates, and the projecting direction of the projecting apparatus of being convenient for adjust has enlarged the application range of equipment, has improved its utilization ratio.
Description
Technical Field
The utility model relates to a projection equipment technical field specifically is a conveniently adjust projecting apparatus for teaching of hoist and mount formula of projection direction.
Background
The projector is also called 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 so as to play corresponding video signals.
The common hoist and mount formula projecting apparatus for teaching in the existing market still has some problems at the in-process of using:
1. when the hanging type projector is used, the position of the projector is fixed, when the curtain moves, the picture displayed by the projector is deviated or difficult to see clearly, and if the projector moves, the operation is complex and troublesome, the projector cannot change the projection direction along with the movement of the curtain, the use range is limited, and the equipment utilization rate is low;
2. when installing hoist and mount formula projecting apparatus, need with on the mount pad on the bolt fastening ceiling for the hoist and mount pole, in order to make the connection reliable, need connect more bolt in different positions, if need carry out the dismouting to the projecting apparatus, the operation is very inconvenient, and causes equipment damage easily.
Aiming at the problems, the novel design is carried out on the basis of the original lifting type projector for teaching.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hanging type projector for teaching, which is convenient for adjusting the projection direction, to solve the problems of the prior art, such as the common hanging type teaching projector in the market, when the hanging type projector is used, the position of the projector is fixed, when the curtain moves, the picture presented by the projector has deviation or is difficult to see clearly, and if the projector is moved, the operation is complicated and troublesome, the projector can not change the projection direction along with the movement of the curtain, the application range is limited, the utilization rate of the equipment is low, when the hoisting type projector is installed, the hoisting rod needs to be fixed on the installation seat on the ceiling by bolts, in order to make the connection reliable, need connect more bolt in different positions, if need carry out the dismouting to the projecting apparatus, the operation is very inconvenient, and causes the problem of equipment damage easily.
In order to achieve the above object, the utility model provides a following technical scheme: a hanging type projector for teaching with conveniently adjustable projection direction comprises a projector main body, wherein a mounting seat is arranged at the middle position of the top surface of the projector main body, the interior of the mounting seat is attached to the bottom surface of a connecting seat, a rotating button is arranged at a position above the side surface of the connecting seat, one side of the rotating button is connected with one end of a threaded rod, the middle position of the threaded rod is sleeved at the upper end of a movable rod, the lower end of the movable rod is connected with the left side position of a connecting rod, a clamping block is fixedly arranged at one end of the connecting rod, the other end of the connecting rod is connected with the interior of a limiting block through a spring, a clamping block is fixedly arranged at one side of the limiting block, the top surface of the connecting seat is connected with the middle position of the bottom of a supporting plate, two ends of the top surface of the supporting plate are connected with the lower end of a bracket, a main shaft penetrates through the middle of the top of the bracket, a first gear penetrates through the lower end of the bracket, and the first gear is connected with a second gear, and the middle part of the second gear penetrates through the lower end of the main shaft.
Preferably, two notches are formed in two sides of the inner portion of the mounting seat, and the shape and size of each notch are matched with the corresponding clamping block.
Preferably, the threaded rod and the movable rod form a spiral structure, and two movable rods are symmetrically arranged on two sides of the threaded rod.
Preferably, the movable rod and the connecting rod are of an integrated structure, and the width of one end of the connecting rod is larger than the width of an opening at one side of the limiting block.
Preferably, the support is of an X-shaped structure, and the support and the main shaft form a rotating structure.
Preferably, the number of the first gears is four, the first gears are symmetrically arranged on two sides of the second gear, the first gears are connected with the second gear in a meshing manner, and the size of the first gears is smaller than that of the second gears.
Compared with the prior art, the beneficial effects of the utility model are that: the hanging type projector for teaching which is convenient for adjusting the projection direction,
1. when changing hoist and mount formula projecting apparatus projection orientation, the usable motor of staff passes through the main shaft and drives the second gear and rotate for first gear drives the projecting apparatus main part through the fagging and rotates, is convenient for adjust the projection direction of projecting apparatus, has enlarged the application range of equipment, has improved its utilization ratio.
2. When installing hoist and mount formula projecting apparatus, the staff can rotate the knob for the movable rod drives the fixture block and carries out horizontal migration, thereby realizes the mutual block between mount pad and the connecting seat, is favorable to carrying out the dismouting to the projecting apparatus main part, and is easy and simple to handle, has improved equipment practicality.
Drawings
FIG. 1 is a schematic view of the overall front view structure of the present invention;
fig. 2 is a schematic top view of the first gear, the second gear and the bracket of the present invention;
FIG. 3 is a schematic view of the front cross-sectional structure of the mounting seat and the connecting seat of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.
In the figure: 1. a projector main body; 2. a mounting seat; 3. a connecting seat; 4. turning a button; 5. a threaded rod; 6. a movable rod; 7. a connecting rod; 8. a clamping block; 9. a spring; 10. a limiting block; 11. a supporting plate; 12. a support; 13. a first gear; 14. a second gear; 15. a main shaft.
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. 1-4, the present invention provides a technical solution: a hanging type projector for teaching with conveniently adjustable projection direction comprises a projector main body 1, wherein a mounting seat 2 is arranged in the middle of the top surface of the projector main body 1, the inside of the mounting seat 2 is attached to the bottom surface of a connecting seat 3, a rotating button 4 is arranged in the position above the side surface of the connecting seat 3, one side of the rotating button 4 is connected with one end of a threaded rod 5, the middle of the threaded rod 5 is sleeved at the upper end of a movable rod 6, the lower end of the movable rod 6 is connected with the left position of a connecting rod 7, a fixture block 8 is fixedly arranged at one end of the connecting rod 7, the other end of the connecting rod 7 is connected with the inside of a stopper 10 through a spring 9, a fixture block 8 is fixedly arranged at one side of the stopper 10, the top surface of the connecting seat 3 is connected with the middle of the bottom of a supporting plate 11, two ends of the top surface of the supporting plate 11 are connected with the lower end of a support 12, a main shaft 15 penetrates through the middle of the top of the support 12, a first gear 13 penetrates through the lower end of the support 12, and the first gear 13 is connected with the second gear 14, and the lower end of the main shaft 15 penetrates through the middle part of the second gear 14.
Two notches are formed in the two sides of the interior of the mounting seat 2, the shape and the size of each notch are matched with those of the fixture block 8, and the fixture block 8 is attached to the notches in the interior of the mounting seat 2, so that the mounting seat 2 and the connecting seat 3 can be clamped conveniently;
the threaded rod 5 and the movable rod 6 form a spiral structure, two movable rods 6 are symmetrically arranged on two sides of the threaded rod 5, and the threaded rod 5 rotates to drive the movable rods 6 to move in opposite directions, so that the clamping block 8 is conveniently driven to perform clamping work;
the movable rod 6 and the connecting rod 7 are of an integrated structure, the width of one end of the connecting rod 7 is larger than the width of an opening at one side of the limiting block 10, and the clamping blocks 8 are connected with the limiting block 10 through the connecting rod 7, so that the stability of the clamping blocks 8 at two sides in the moving process is improved;
the bracket 12 is in an X-shaped structure, the bracket 12 and the main shaft 15 form a rotating structure, and the first gear 13 rotates to drive the bracket 12 to rotate around the main shaft 15, so that the orientation of the projector can be changed;
The working principle is as follows: according to fig. 1-4, at first in-process using to hoist and mount formula projecting apparatus, if need change hoist and mount formula projecting apparatus projection orientation, the usable motor of staff drives main shaft 15 and rotates, main shaft 15 rotates and drives second gear 14 and rotates, then first gear 13 that second gear 14 rotated and drives its four corners carries out synchronous revolution around second gear 14, thereby it rotates around main shaft 15 to drive support 12 upper end, make projecting apparatus main part 1 of fagging 11 below carry out synchronous revolution, then the projecting apparatus can change the projection orientation along with the removal of curtain, be convenient for adjust the projection direction of projecting apparatus, the application range of equipment has been enlarged, its utilization ratio has been improved.
When the projector needs to be installed, a worker can correspond the installation seat 2 at the upper end of the projector main body 1 to the connection seat 3, and then can rotate the knob 4 to drive the threaded rod 5 to rotate, so that the movable rods 6 at the two sides of the threaded rod 5 move in opposite directions, the movable rod 6 at the left side drives the fixture block 8 to move towards the outside of the connection seat 3 through the connecting rod 7, so that the fixture block 8 is attached to the notch inside the installation seat 2, meanwhile, the movable rod 6 at the right side drives the fixture block 8 at the right side to move outwards through the stopper 10, thereby completing the mutual clamping between the installation seat 2 and the connection seat 3, when the movable rods 6 at the two sides are driven to move by the threaded rod 5, one end of the connecting rod 7 slides inside the stopper 10, one end of the connecting rod 7 pulls the spring 9, which is beneficial to ensuring the stability of the fixture block 8 in the moving process, avoid fixture block 8 to take place the condition of rocking because of receiving factors such as external force at the block in-process to produce the influence to projector body 1's stability, and when needs were dismantled projector body 1, the staff can reverse the turn button 4 equally, make both sides fixture block 8 remove to connecting seat 3 inside, thereby be convenient for take projector body 1, the dismouting is easy and simple to handle, has improved the equipment practicality. The above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.
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 conveniently adjust projecting direction's projecting apparatus for teaching of hoist and mount formula, includes projecting apparatus main part (1), its characterized in that: the projector is characterized in that a mounting seat (2) is arranged in the middle of the top surface of the projector main body (1), the interior of the mounting seat (2) is attached to the bottom surface of the connecting seat (3), a rotating button (4) is arranged above the side surface of the connecting seat (3), one side of the rotating button (4) is connected with one end of a threaded rod (5), the middle of the threaded rod (5) is sleeved at the upper end of a movable rod (6), the lower end of the movable rod (6) is connected with the left side of a connecting rod (7), a clamping block (8) is fixedly arranged at one end of the connecting rod (7), the other end of the connecting rod (7) is connected with the interior of a limiting block (10) through a spring (9), the clamping block (8) is fixedly arranged at one side of the limiting block (10), the top surface of the connecting seat (3) is connected with the middle of the bottom of a supporting plate (11), and the two ends of the top surface of the supporting plate (11) are connected with the lower end of a support (12), and a main shaft (15) penetrates through the middle of the top of the support (12), a first gear (13) penetrates through the lower end of the support (12), the first gear (13) is connected with a second gear (14), and the lower end of the main shaft (15) penetrates through the middle of the second gear (14).
2. The projector for teaching of hanging type convenient for adjusting projection direction as claimed in claim 1, wherein: two notches are formed in two sides of the interior of the mounting seat (2), and the shape and the size of each notch are matched with the clamping block (8).
3. The projector for teaching of hanging type convenient for adjusting projection direction as claimed in claim 1, wherein: threaded rod (5) and movable rod (6) constitute helical structure, and movable rod (6) are provided with two in threaded rod (5) bilateral symmetry.
4. The projector for teaching of hanging type convenient for adjusting projection direction as claimed in claim 1, wherein: the movable rod (6) and the connecting rod (7) are of an integrated structure, and the width of one end of the connecting rod (7) is larger than the width of an opening at one side of the limiting block (10).
5. The projector for teaching of hanging type convenient for adjusting projection direction as claimed in claim 1, wherein: the support (12) is of an X-shaped structure, and the support (12) and the main shaft (15) form a rotating structure.
6. The projector for teaching of hanging type convenient for adjusting projection direction as claimed in claim 1, wherein: the first gears (13) are symmetrically arranged at two sides of the second gear (14), the first gears (13) are connected with the second gear (14) in a meshing manner, and the size of the first gears (13) is smaller than that of the second gear (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022655618.5U CN213840158U (en) | 2020-11-17 | 2020-11-17 | Conveniently adjust projecting direction's hoist and mount formula projecting apparatus for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022655618.5U CN213840158U (en) | 2020-11-17 | 2020-11-17 | Conveniently adjust projecting direction's hoist and mount formula projecting apparatus for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213840158U true CN213840158U (en) | 2021-07-30 |
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ID=77017091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022655618.5U Expired - Fee Related CN213840158U (en) | 2020-11-17 | 2020-11-17 | Conveniently adjust projecting direction's hoist and mount formula projecting apparatus for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213840158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864601A (en) * | 2021-09-30 | 2021-12-31 | 安徽博广慧教育科技有限公司 | Teaching auxiliary equipment and control system thereof |
-
2020
- 2020-11-17 CN CN202022655618.5U patent/CN213840158U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864601A (en) * | 2021-09-30 | 2021-12-31 | 安徽博广慧教育科技有限公司 | Teaching auxiliary equipment and control system thereof |
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| 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: 20210730 |
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| CF01 | Termination of patent right due to non-payment of annual fee |