CN221039749U - Protective device of projector - Google Patents
Protective device of projector Download PDFInfo
- Publication number
- CN221039749U CN221039749U CN202321511206.1U CN202321511206U CN221039749U CN 221039749 U CN221039749 U CN 221039749U CN 202321511206 U CN202321511206 U CN 202321511206U CN 221039749 U CN221039749 U CN 221039749U
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- China
- Prior art keywords
- protection box
- projector
- gear
- projector body
- outer top
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- 230000001681 protective effect Effects 0.000 title abstract description 25
- 239000000872 buffer Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 7
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000001012 protector Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Projection Apparatus (AREA)
Abstract
The utility model relates to the technical field of projectors, and discloses a protective device of a projector, which comprises a protective box with an opening on one side, wherein a mounting rod is arranged at the outer top end of the protective box, a mounting plate is connected to the inner side wall of the protective box, a projector body is arranged at the upper end of the mounting plate, movable plates are connected to symmetrical outer side walls on two sides of the protective box in a sliding manner, baffle plates are connected to the side walls on the front sides of the two movable plates together, a driving rod is connected to the two movable plates together, and a screw rod is connected to the outer top end of the protective box in a rotating manner. According to the technical scheme, the projector body can be shielded by arranging the protection box, the mounting rod, the mounting plate, the projector body, the movable plate, the baffle, the driving rod, the screw rod, the motor, the first gear, the second gear and other structures, and dust can be effectively prevented from falling onto the projector body, the effect of putting the projector body in images is affected, and therefore the applicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field of projectors, in particular to a protective device of a projector.
Background
Along with the development of computers and projection technologies, multimedia education has been widely popularized, and in particular, projectors, which are also called projectors, are widely applied to teaching activities in universities, and can project images or videos onto a curtain, and play corresponding video signals by being connected with computers, VCD, DVD, BD, game machines, DV and the like through different interfaces.
Through searching, the utility model patent with the bulletin number of CN215488428U discloses a protection device convenient for fixing a teaching projector, which comprises: the projector comprises a protection box, a projector, a first clamping plate, a second clamping plate, a driving mechanism and a connecting rod; the protective box defines an accommodating cavity with an open front side, a separation rib is arranged on the bottom wall of the accommodating cavity, and the projector is positioned above the separation rib; the first clamping plate is arranged on the left side of the projector, the second clamping plate is arranged on the right side of the projector, the driving mechanism is arranged on the protection box, the driving mechanism is connected with the first clamping plate and the second clamping plate, and the driving mechanism is used for driving the first clamping plate and the second clamping plate to move oppositely so as to clamp the projector or move oppositely so as to loosen the projector; the upper surface of the protection box is provided with a positioning groove, the connecting rod is provided with a connecting plate, the lower surface of the connecting plate is provided with a positioning block, the positioning block is inserted into the positioning groove from front to back, and the connecting plate is detachably connected with the protection box. The protection box that sets up can play the guard action to the projecting apparatus, and first splint and second splint can fix the projecting apparatus of different width sizes.
When protecting the projector through the protection box in the device, the lens of the projector is exposed outside, and dust easily falls on the lens of the projector after the projector is placed for a long time, so that projection is unclear and the projection effect of the projector is affected.
Disclosure of utility model
The utility model aims to provide a protective device of a projector, which solves the problems in the background technology.
The embodiment of the application provides a protective device of a projector, which comprises a protective box with an opening at one side, wherein an installation rod is arranged at the outer top end of the protective box, an installation plate is connected to the inner side wall of the protective box, a projector body is arranged at the upper end of the installation plate, movable plates are connected to the symmetrical outer side walls at two sides of the protective box in a sliding manner, a baffle is connected to the front side walls of the two movable plates together, a driving rod is connected between the two movable plates together, a screw rod is connected to the outer top end of the protective box in a rotating manner, the screw rod penetrates through the driving rod and is in threaded connection with the driving rod, and a rotating assembly for driving the screw rod to rotate is arranged at the outer top end of the protective box.
Through adopting above-mentioned technical scheme, at first, install the protection box at the wall top through the installation pole, come to project the image through the projector body, when not needing to use, make the lead screw rotate through rotating the subassembly, the rotation of lead screw will apply the effort to the actuating lever through the screw action, the actuating lever receives the effort and will drive two fly leaves and do vertical downward movement, the motion of fly leaf will drive the baffle and move, when the baffle is located the projector body place ahead, the baffle will shelter from the projector body, during the use, with the above-mentioned operation opposite can, shelter from the projector body through above-mentioned structure, can prevent effectively that the dust from dropping onto the projector body, influence the projector body and put in the effect of image, thereby improve the suitability of device.
Optionally, the rotating assembly includes the motor of fixed mounting at the outer top of protection box, the motor output is connected with first gear through the shaft coupling, the fixed second gear that has cup jointed on the pole wall of lead screw, first gear meshes with the second gear mutually.
Through adopting above-mentioned technical scheme, the starter motor, the operation of motor will drive first gear and rotate, and the rotation of first gear will drive the second gear and rotate, and the rotation of second gear will drive the lead screw and rotate.
Optionally, the spout has all been seted up on the lateral wall of protection box bilateral symmetry, sliding connection has the slider in the spout, the one end of slider passes the spout notch and outwards extends and connect on corresponding fly leaf.
Through adopting above-mentioned technical scheme, the slider is spacing to the fly leaf, makes the fly leaf do vertical direction motion.
Optionally, the inner groove wall of the chute is fixedly connected with a slide bar, the slide bar penetrates through the slide block, and the slide block is in sliding connection with the slide bar.
By adopting the technical scheme, the sliding block is prevented from being separated from the sliding groove.
Optionally, the mounting plate upper end has seted up the mounting groove, the projecting apparatus body sets up in the mounting groove.
Through adopting above-mentioned technical scheme, prevent that the projecting apparatus body from dropping from the mounting panel.
Optionally, two buffers are symmetrically installed on the inner side walls of the two sides of the protection box, and one end of each buffer is connected to the projector body.
Through adopting above-mentioned technical scheme, the buffer can carry out buffer protection to the projecting apparatus body, improves the life of projecting apparatus body.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
According to the technical scheme, the protection box, the mounting rod, the mounting plate, the projector body, the movable plate, the baffle plate, the driving rod, the screw rod, the motor, the first gear, the second gear and other structures are matched with each other, so that the projector body can be shielded, dust can be effectively prevented from falling onto the projector body, the effect of putting the image of the projector body is affected, and therefore the applicability of the device is improved.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic view showing an internal structure of a protecting device of a projector according to the present utility model;
FIG. 2 is a schematic view showing a rear structure of a protective case in a protective device of a projector according to the present utility model;
Fig. 3 is an enlarged view of a portion a in fig. 1.
In the figure: 1. a protective case; 2. a mounting rod; 3. a mounting plate; 4. a projector body; 5. a movable plate; 6. a baffle; 7. a driving rod; 8. a screw rod; 9. a motor; 10. a first gear; 11. a second gear; 12. a chute; 13. a slide block; 14. a slide bar; 15. a mounting groove; 16. a buffer.
Detailed Description
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a protector of projecting apparatus, including one side is open-ended protection box 1, installation pole 2 is installed on the outer top of protection box 1, be connected with mounting panel 3 on the 1 inside wall of protection box, mounting panel 3 upper end is provided with projecting apparatus body 4, equal sliding connection has fly leaf 5 on the lateral wall of protection box 1 both sides symmetry, be connected with baffle 6 jointly on the positive lateral wall of two fly leaf 5, be connected with actuating lever 7 jointly between two fly leaf 5, the outer top rotation of protection box 1 is connected with lead screw 8, lead screw 8 passes actuating lever 7 setting, and lead screw 8 and actuating lever 7 threaded connection, the outer top of protection box 1 is installed and is used for driving lead screw 8 pivoted rotating assembly.
In the technical scheme of the application, firstly, the protective box 1 is arranged on the wall top through the mounting rod 2, the projector body 4 is used for projecting images, when the protective box is not required to be used, the screw rod 8 is rotated through the rotating component, the driving rod 7 is acted by the rotation of the screw rod 8 through the screw action, the driving rod 7 is acted by the acting force to drive the two movable plates 5 to vertically move downwards, the movable plates 5 can drive the baffle plate 6 to move, when the baffle plate 6 is positioned in front of the projector body 4, the baffle plate 6 can shield the projector body 4, when the protective box is used, the protective box is opposite to the upper operation, the projector body 4 can be shielded through the upper structure, and dust can be effectively prevented from falling onto the projector body 4, and the effect of projecting images of the projector body 4 is influenced, so that the applicability of the device is improved.
In the technical scheme of the application, the rotating assembly comprises a motor 9 fixedly arranged at the outer top end of the protection box 1, the output end of the motor 9 is connected with a first gear 10 through a coupler, a second gear 11 is fixedly sleeved on the rod wall of the screw rod 8, the first gear 10 is meshed with the second gear 11, the motor 9 is started, the operation of the motor 9 drives the first gear 10 to rotate, the rotation of the first gear 10 drives the second gear 11 to rotate, and the rotation of the second gear 11 drives the screw rod 8 to rotate.
In the technical scheme of the application, the symmetrical outer side walls at both sides of the protection box 1 are respectively provided with a sliding groove 12, the sliding grooves 12 are in sliding connection with a sliding block 13, one end of each sliding block 13 penetrates through the notch of each sliding groove 12 and extends outwards to be connected with the corresponding movable plate 5, and each sliding block 13 limits the corresponding movable plate 5 so that the movable plate 5 moves in the vertical direction.
In the technical scheme of the application, the inner groove wall of the sliding groove 12 is fixedly connected with the sliding rod 14, the sliding rod 14 penetrates through the sliding block 13, and the sliding block 13 is connected to the sliding rod 14 in a sliding manner to prevent the sliding block 13 from being separated from the sliding groove 12.
In the technical scheme of the application, the upper end of the mounting plate 3 is provided with the mounting groove 15, and the projector body 4 is arranged in the mounting groove 15 to prevent the projector body 4 from falling off the mounting plate 3.
In the technical scheme of the application, two buffers 16 are symmetrically arranged on the inner side walls of the two sides of the protection box 1, one end of each buffer 16 is connected to the projector body 4, and each buffer 16 can buffer and protect the projector body 4, so that the service life of the projector body 4 is prolonged.
Firstly, install the protection box 1 at the wall top through installation pole 2, come the projection to the image through projecting apparatus body 4, when not needing to use, starter motor 9, the operation of motor 9 will drive first gear 10 and rotate, first gear 10's rotation will drive second gear 11 and rotate, second gear 11's rotation will drive lead screw 8 and rotate, lead screw 8's rotation will apply effort through the screw action to actuating lever 7, actuating lever 7 receives the effort and will drive two fly leaves 5 and do vertical downward movement, the motion of fly leaf 5 will drive baffle 6 and move, when baffle 6 is located projecting apparatus body 4 the place ahead, baffle 6 will shelter from projecting apparatus body 4, during the use, with last operation opposite can.
Claims (6)
1. The utility model provides a protector of projecting apparatus, is open-ended protection box (1) including one side, installation pole (2), its characterized in that are installed on the outer top of protection box (1): the utility model discloses a protection box, including protection box (1), mounting panel (3), projecting apparatus body (4) are provided with to the protection box (1), all sliding connection has fly leaf (5) on the lateral wall of protection box (1) bilateral symmetry, two be connected with baffle (6) jointly on the positive lateral wall of fly leaf (5), two be connected with actuating lever (7) jointly between fly leaf (5), the rotation of protection box (1) outer top is connected with lead screw (8), lead screw (8) pass actuating lever (7) and set up, and lead screw (8) and actuating lever (7) threaded connection, the rotating assembly who is used for driving lead screw (8) pivoted is installed on protection box (1) outer top.
2. The protection device of the projector according to claim 1, wherein the rotating assembly comprises a motor (9) fixedly installed at the outer top end of the protection box (1), the output end of the motor (9) is connected with a first gear (10) through a coupling, a second gear (11) is fixedly sleeved on the rod wall of the screw rod (8), and the first gear (10) is meshed with the second gear (11).
3. The protection device of a projector according to claim 1, wherein the two symmetrical outer side walls of the protection box (1) are provided with sliding grooves (12), sliding blocks (13) are connected in a sliding manner in the sliding grooves (12), and one ends of the sliding blocks (13) penetrate through the notch of the sliding grooves (12) and extend outwards and are connected to the corresponding movable plates (5).
4. A projector protection device according to claim 3, wherein the inner wall of the chute (12) is fixedly connected with a slide bar (14), the slide bar (14) is arranged through the slide block (13), and the slide block (13) is slidably connected to the slide bar (14).
5. The protection device of the projector according to claim 1, wherein the upper end of the mounting plate (3) is provided with a mounting groove (15), and the projector body (4) is arranged in the mounting groove (15).
6. The protection device of a projector according to claim 1, wherein two buffers (16) are symmetrically installed on two symmetrical inner side walls of the protection box (1), and one end of each buffer (16) is connected to the projector body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321511206.1U CN221039749U (en) | 2023-06-14 | 2023-06-14 | Protective device of projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321511206.1U CN221039749U (en) | 2023-06-14 | 2023-06-14 | Protective device of projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221039749U true CN221039749U (en) | 2024-05-28 |
Family
ID=91181593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321511206.1U Active CN221039749U (en) | 2023-06-14 | 2023-06-14 | Protective device of projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221039749U (en) |
-
2023
- 2023-06-14 CN CN202321511206.1U patent/CN221039749U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |