CN222607302U - Exhibition hall projection equipment - Google Patents
Exhibition hall projection equipment Download PDFInfo
- Publication number
- CN222607302U CN222607302U CN202421180576.6U CN202421180576U CN222607302U CN 222607302 U CN222607302 U CN 222607302U CN 202421180576 U CN202421180576 U CN 202421180576U CN 222607302 U CN222607302 U CN 222607302U
- Authority
- CN
- China
- Prior art keywords
- main body
- projector main
- mounting
- fixedly connected
- cleaning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Projection Apparatus (AREA)
Abstract
The utility model discloses a projection device for a exhibition hall, which comprises a projector main body, wherein a lens is fixedly arranged on the front surface of the projector main body, a mounting plate is fixedly arranged at the upper end of the projector main body, a motor is arranged on the side wall of the mounting plate, the motor drives a cleaning rod to rotate through a rotating rod and a half gear, the cleaning rod cleans the surface of a dust-proof plate, the blocking probability of the dust-proof plate is reduced, and limit rods are arranged on two sides of the cleaning rod to prevent the cleaning rod from rotating at an excessive angle and damaging the lens.
Description
Technical Field
The utility model relates to the technical field of projection equipment, in particular to exhibition hall projection equipment.
Background
One common exhibition hall projection device is a ceiling mounted projector. Such devices are typically mounted on the ceiling of an exhibition hall and can project images or video down onto a designated screen or wall. The overhead projector has a variety of resolution, brightness and size options to accommodate different display requirements. In addition, some ceiling projectors are equipped with interactive features that allow viewers to interact with the projected content.
The utility model provides an wisdom exhibition room projection equipment (bulletin number: CN 218068544U), the device includes projecting apparatus body, projection lens and vent, the front middle part of projecting apparatus body is provided with projection lens, and the projecting apparatus body is close to the both sides of projection lens and has seted up the vent, the back of projecting apparatus body is provided with switch and spliced eye, the outside of spliced eye is provided with stop gear, and stop gear includes fixed plate, fly leaf, connecting rod, spring, fixing base, spout and slider, the fixed plate sets up the below at the spliced eye. This wisdom exhibition room projection equipment, through the setting of fixed plate and fly leaf, prevent that power plug on this wisdom exhibition room projection equipment from bumping the back mistake and taking place not hard up, increased the supporting shoe through the bottom plate and put the frictional force between the position for this wisdom exhibition room projection equipment put more stably, through the dust guard, make to this wisdom exhibition room projection equipment have dustproof construction, avoid external dust to get into the inside of projecting apparatus body.
The device still has the following drawbacks:
When the device is used, impurities are easy to adhere to the outer side of the dustproof plate, excessive impurities are accumulated to easily block the dustproof plate, the heat dissipation performance of the device can be reduced, the device is high in temperature during use, and the use of electronic components in the device is not facilitated, so that the projection equipment for the exhibition hall is required.
Disclosure of utility model
The utility model aims to provide exhibition hall projection equipment, which adopts a cleaning strip to clean the outer side of a dust-proof plate, and avoids the blockage of impurities on the dust-proof plate so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The projector comprises a projector main body, wherein a lens is fixedly arranged on the front surface of the projector main body, two symmetrically distributed dust-proof plates are fixedly arranged on the front surface of the projector main body, and cleaning components for cleaning the surfaces of the dust-proof plates are arranged on the outer sides of the two dust-proof plates;
The cleaning assembly comprises mounting plates, wherein two symmetrically distributed mounting plates are fixedly connected to the upper end of the projector main body, protective shells are fixedly arranged on the front faces of the two mounting plates, motors are fixedly arranged on the front faces of the two mounting plates, a rotating rod is fixedly connected to an output shaft of the motor, a half gear is meshed with the outer side of a gear part of the rotating rod, and a cleaning rod is fixedly connected to the lower end of the half gear;
the lower extreme of projector main part is provided with the installation component that installs the projector main part.
Preferably, the inside rotation of half gear is connected with the installation pole, installation pole fixed mounting is in the front upper end of projector main part.
Preferably, four groups of limit rods which are symmetrically distributed are fixedly arranged on the front surface of the projector main body, the cleaning rods are rotationally connected to the outer side of the dust-proof plate, the gear parts of the cleaning rods are local gears, and the cleaning rods are arranged between the two limit rods which are matched for use.
Preferably, the installation component includes first mount pad, four first mount pads of symmetry distribution of lower extreme fixedly connected with of projecting apparatus main part, two cooperation use the inside rotation of first mount pad is connected with the bracing piece, the lower extreme fixedly connected with bottom plate of bracing piece, be provided with the adjusting part that adjusts projecting apparatus main part angle between bottom plate and the projecting apparatus main part.
Preferably, the upper end of the supporting rod is fixedly connected with two rotating shafts which are symmetrically distributed, and the two rotating shafts are rotationally connected with the first mounting seat.
Preferably, the adjusting part comprises a second mounting seat, two groups of second mounting seats which are symmetrically distributed are fixedly connected to the lower end of the projector main body, two groups of second mounting seats are rotatably connected with a rotating block in the second mounting seat, a screw is fixedly connected to the lower end of the rotating block, a self-locking nut is connected to the outer side of the screw in a threaded manner, two groups of limiting blocks which are symmetrically distributed are rotatably connected to the outer side of the self-locking nut, and fixing rods are fixedly connected to the lower ends of the two groups of limiting blocks.
Preferably, a chute is formed in the limiting block, the self-locking nut is connected inside the chute in a sliding mode, and the fixing rod is fixedly arranged at the upper end of the bottom plate.
Preferably, a switch is fixedly arranged on the side wall of the projector main body, and a socket is fixedly arranged on the side wall of the projector main body.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the mounting plate is fixedly arranged at the upper end of the projector main body, the motor is arranged on the side wall of the mounting plate and drives the cleaning rod to rotate through the rotary rod and the half gear, the cleaning rod cleans the surface of the dust-proof plate, the probability of blocking the dust-proof plate is reduced, meanwhile, the limiting rods are arranged on the two sides of the cleaning rod to prevent the cleaning rod from rotating too much in angle to damage a lens, meanwhile, the motor can be prevented from always driving the cleaning rod to rotate through the design of the partial gear and the half gear on the rotary rod, the rotary rod drives the half gear once, the partial gear of the rotary rod is stopped at one end far from the half gear, and the cleaning rod can do pendulum movement on the dust-proof plate under the action of gravity to indirectly supply power for the motor, so that the energy-saving effect is achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the partial internal structure of the present utility model;
FIG. 3 is an enlarged view of area A of FIG. 2;
FIG. 4 is a schematic view of the deployment structure of the adjustment assembly of the present utility model.
1, A projector main body; 2, a lens, 3, a dust-proof plate, 4, a cleaning component, 41, a mounting plate, 42, a protective shell, 43, a motor, 44, a rotary rod, 45, a half gear, 46, a mounting rod, 47, a cleaning rod, 48, a limiting rod, 5, a switch, 6, a socket, 7, a first mounting seat, 8, a supporting rod, 9, a bottom plate, 10, an adjusting component, 101, a second mounting seat, 102, a rotary block, 103, a screw rod, 104, a self-locking nut, 105, a limiting block, 106 and a fixing rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution:
The utility model provides a exhibition room projection equipment, includes projector main part 1, and the front fixed mounting of projector main part 1 has camera lens 2, and the front fixed mounting of projector main part 1 has two dust guard 3 of symmetric distribution, and the outside of two dust guard 3 all is provided with the clearance subassembly 4 that carries out the clearance to dust guard 3 surface;
The cleaning assembly 4 comprises mounting plates 41, wherein two symmetrically distributed mounting plates 41 are fixedly connected to the upper end of the projector main body 1, protective shells 42 are fixedly arranged on the front faces of the two mounting plates 41, motors 43 are fixedly arranged on the front faces of the two mounting plates 41, rotating rods 44 are fixedly connected to output shafts of the motors 43, half gears 45 are meshed to the outer sides of gear parts of the rotating rods 44, and cleaning rods 47 are fixedly connected to the lower ends of the half gears 45;
The lower end of the projector main body 1 is provided with a mounting assembly that mounts the projector main body 1.
The motor 43 is a reversible motor 43.
The half gear 45 is rotatably connected to a mounting rod 46 inside, and the mounting rod 46 is fixedly mounted on the front upper end of the projector main body 1.
Illustratively, the mounting bar 46 mounts the half-gear 45, the half-gear 45 acting as a transmission.
Four groups of limit rods 48 which are symmetrically distributed are fixedly arranged on the front surface of the projector main body 1, the cleaning rods 47 are rotatably connected to the outer side of the dust-proof plate 3, the gear parts of the cleaning rods 47 are partial gears, and the cleaning rods 47 are arranged between the two limit rods 48 which are matched for use.
Further, the cleaning lever 47 cleans the surface of the dust-proof plate 3, and the cleaning lever 47 is limited by the limit lever 48 when the cleaning lever 47 moves.
The installation component includes first mount pad 7, and the lower extreme fixedly connected with symmetric distribution's of projector main part 1 four first mount pads 7 of group, and the inside rotation of two first mount pads 7 that the cooperation was used is connected with bracing piece 8, and the lower extreme fixedly connected with bottom plate 9 of bracing piece 8 is provided with the adjusting part 10 that adjusts projector main part 1 angle between bottom plate 9 and the projector main part 1.
Preferably, the supporting rod 8 is matched with the first mounting seat 7 and the adjusting component 10, so that the projector main body 1 can be adjusted in angle, and projection can be conveniently and better projected on the display surface.
The upper end of the supporting rod 8 is fixedly connected with two rotating shafts which are symmetrically distributed, and the two rotating shafts are rotationally connected with the first mounting seat 7.
The adjusting component 10 comprises second installation seats 101, two groups of second installation seats 101 which are symmetrically distributed are fixedly connected to the lower end of the projector main body 1, rotating blocks 102 are rotatably connected to the inner parts of the two groups of second installation seats 101, screw rods 103 are fixedly connected to the lower ends of the rotating blocks 102, self-locking nuts 104 are connected to the outer sides of the screw rods 103 in a threaded mode, two groups of limiting blocks 105 which are symmetrically distributed are rotatably connected to the outer sides of the self-locking nuts 104, and fixing rods 106 are fixedly connected to the lower ends of the two groups of limiting blocks 105.
In this embodiment, the height of the screw 103 is controlled by rotating the self-locking nut 104, and the front end of the projector main body 1 is driven to rise or fall by the screw 103, so that the angle of the projector main body 1 is adjusted.
The inside of stopper 105 has seted up the spout, and self-locking nut 104 sliding connection is in the spout inside, and dead lever 106 fixed mounting is in bottom plate 9 upper end.
On the other hand, the self-locking nut 104 slides in the chute of the limiting block 105, and the chute plays a limiting role on the self-locking nut 104.
The side wall of the projector main body 1 is fixedly provided with a switch 5, and the side wall of the projector main body 1 is fixedly provided with a socket 6.
It should be noted that the switch 5 controls the use of the projector main body 1, and the socket 6 facilitates the connection between the projector main body 1 and different external devices.
When the projector is used, the device is placed on a projection position, holes can be formed in the bottom plate 9, the bottom plate 9 is fixed on a ceiling through bolts and the like, the height of a screw 103 is controlled through rotating a self-locking nut 104, the front end of the projector main body 1 is driven to rise or fall through the screw 103, the angle of the projector main body 1 is further adjusted, different connecting wires are inserted into a socket 6, the projector main body 1 is connected with external equipment, a switch 5 is turned on, and the projector main body 1 starts projection through a lens 2;
When the device starts to use, the motor 43 is turned on, the motor 43 drives the cleaning rod 47 to rotate through the transmission of the rotary rod 44 and the half gear 45, the cleaning rod 47 cleans the surface of the dust-proof plate 3, the probability of blockage of the dust-proof plate 3 is reduced, and meanwhile, limiting rods 48 are arranged on two sides of the cleaning rod 47 to prevent the cleaning rod 47 from damaging the lens 2 due to overlarge rotating angle.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (8)
1. An exhibition hall projection device, comprising:
The projector comprises a projector main body (1), wherein a lens (2) is fixedly arranged on the front surface of the projector main body (1);
Two symmetrically distributed dust-proof plates (3) fixedly arranged on the front surface of the projector main body (1), and cleaning components (4) for cleaning the surfaces of the dust-proof plates (3) are arranged on the outer sides of the two dust-proof plates (3);
The cleaning assembly (4) comprises a mounting plate (41), wherein two symmetrically distributed mounting plates (41) are fixedly connected to the upper end of the projector main body (1), protective shells (42) are fixedly installed on the front faces of the two mounting plates (41), motors (43) are fixedly installed on the front faces of the two mounting plates (41), a rotating rod (44) is fixedly connected to an output shaft of the motor (43), a half gear (45) is meshed to the outer side of a gear part of the rotating rod (44), and a cleaning rod (47) is fixedly connected to the lower end of the half gear (45);
and the installation component is arranged at the lower end of the projector main body (1) and is used for installing the projector main body (1).
2. The exhibition hall projection equipment according to claim 1, wherein a mounting rod (46) is rotatably connected to the inside of the half gear (45), and the mounting rod (46) is fixedly mounted on the front upper end of the projector main body (1).
3. The exhibition hall projection equipment according to claim 1, wherein four groups of limit rods (48) which are symmetrically distributed are fixedly arranged on the front surface of the projector main body (1), the cleaning rods (47) are rotatably connected to the outer side of the dust-proof plate (3), the gear parts of the cleaning rods (47) are partial gears, and the cleaning rods (47) are arranged between the two limit rods (48) which are matched for use.
4. The exhibition hall projection equipment according to claim 1, wherein the installation component comprises a first installation seat (7), four groups of first installation seats (7) which are symmetrically distributed are fixedly connected to the lower end of the projector main body (1), support rods (8) are rotatably connected to the inner parts of the two first installation seats (7) which are matched for use, a bottom plate (9) is fixedly connected to the lower end of the support rods (8), and an adjusting component (10) for adjusting the angle of the projector main body (1) is arranged between the bottom plate (9) and the projector main body (1).
5. The exhibition hall projection equipment according to claim 4, wherein the upper end of the supporting rod (8) is fixedly connected with two symmetrically distributed rotating shafts, and the two rotating shafts are rotatably connected with the first mounting seat (7).
6. The exhibition hall projection equipment according to claim 4, wherein the adjusting component (10) comprises a second mounting seat (101), two groups of second mounting seats (101) which are symmetrically distributed are fixedly connected to the lower end of the projector main body (1), rotating blocks (102) are rotatably connected to the inner parts of the two groups of second mounting seats (101), a screw (103) is fixedly connected to the lower end of the rotating blocks (102), a self-locking nut (104) is connected to the outer side of the screw (103) in a threaded manner, two groups of limit blocks (105) which are symmetrically distributed are rotatably connected to the outer side of the self-locking nut (104), and fixing rods (106) are fixedly connected to the lower ends of the two groups of limit blocks (105).
7. The exhibition hall projection equipment according to claim 6, wherein a chute is formed in the limiting block (105), the self-locking nut (104) is slidably connected in the chute, and the fixing rod (106) is fixedly arranged at the upper end of the bottom plate (9).
8. The exhibition hall projection equipment according to claim 1, wherein a switch (5) is fixedly installed on the side wall of the projector main body (1), and a socket (6) is fixedly installed on the side wall of the projector main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421180576.6U CN222607302U (en) | 2024-05-24 | 2024-05-24 | Exhibition hall projection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421180576.6U CN222607302U (en) | 2024-05-24 | 2024-05-24 | Exhibition hall projection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222607302U true CN222607302U (en) | 2025-03-14 |
Family
ID=94884582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421180576.6U Active CN222607302U (en) | 2024-05-24 | 2024-05-24 | Exhibition hall projection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222607302U (en) |
-
2024
- 2024-05-24 CN CN202421180576.6U patent/CN222607302U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114338995A (en) | Market protection monitoring device based on artificial intelligence for holographic image | |
| CN119084757A (en) | A curved surface adjustment structure of LED display screen and LED display screen | |
| CN212181675U (en) | A video playback device for safety education | |
| CN112254059A (en) | Multifunctional intelligent photographic lamp | |
| CN215488740U (en) | Projection equipment convenient for angle adjustment for teaching live broadcast equipment | |
| CN207410419U (en) | A VR panoramic rotation shooting device | |
| CN223320741U (en) | Rotatable circular projector | |
| CN213877098U (en) | Projection arrangement is used in information-based teaching | |
| CN217797990U (en) | A convenient projection device | |
| CN210181381U (en) | Projection device capable of being provided with track | |
| CN210090892U (en) | Dustproof projector | |
| CN220851458U (en) | Projector with height adjusting support | |
| CN219221907U (en) | Motion catcher for virtual reality auxiliary system | |
| CN218720282U (en) | Digital media projection arrangement with adjustable movie & TV animation | |
| CN115037861A (en) | High definition video conference camera of angularly adjustable | |
| CN218208718U (en) | A Projector Based on Electromagnetic Technology | |
| CN221406319U (en) | Multimedia projection device for education and teaching | |
| CN221504469U (en) | A multi-angle adjustable camera | |
| CN219571519U (en) | Projection arrangement with adjustable movie & TV animation | |
| CN218582753U (en) | Projector convenient to rotate | |
| CN221075975U (en) | Installation equipment of projector for computer | |
| CN211375297U (en) | Projection equipment combining ground interaction and large-angle immersion | |
| CN221406318U (en) | A projection device for cultural information dissemination | |
| CN220416713U (en) | Projector convenient to accomodate protection | |
| CN110398874A (en) | A projection type image display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |