CN220669020U - Novel projection device - Google Patents
Novel projection device Download PDFInfo
- Publication number
- CN220669020U CN220669020U CN202322378912.XU CN202322378912U CN220669020U CN 220669020 U CN220669020 U CN 220669020U CN 202322378912 U CN202322378912 U CN 202322378912U CN 220669020 U CN220669020 U CN 220669020U
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- clamping block
- projection device
- image acquisition
- teaching
- top surface
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- 244000261422 Lysimachia clethroides Species 0.000 claims abstract description 15
- 238000009423 ventilation Methods 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 238000012549 training Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model relates to the technical field of teaching equipment and discloses a novel projection device, which comprises a clamping block, wherein a clamping groove is formed in the clamping block, a screw for fixing is arranged on one side of the clamping block, one end of the screw is rotationally connected with a clamping plate through a bearing, a connector is fixedly arranged in the middle of the top surface of the clamping block, an L-shaped rod is fixedly arranged on the top surface of the connector, a threaded rod is connected with the inner thread of the L-shaped rod, a universal gooseneck is fixedly arranged at one end of the threaded rod, a control box for observation is arranged on one side of the clamping block, a clamping plate is clamped on the back surface of the control box, and a data sensor is electrically connected in the clamping plate. This novel projection arrangement, through the setting of universal gooseneck and image acquisition head, when the handwriting teaching personnel need real-time recording handwriting details, rotatable universal gooseneck and image acquisition head to suitable position to the effect of making things convenient for the teaching of handwriting teaching personnel has been played.
Description
Technical Field
The utility model relates to the technical field of teaching equipment, in particular to a novel projection device.
Background
In order to improve the handwriting level of children, handwriting training is usually carried out, and in the training process, due to the fact that more people are used for handwriting training, projection is used for handwriting explanation in the process that part of handwriting teaching staff is used for teaching students, a projection device is often needed for teaching handwriting.
In the training mouse projection device disclosed in the publication No. CN210983001U, although the utility model controls the movable support to transversely move along the guide rail direction of the guide rail under the meshing of the driving gear of the main driving motor and the rack, the curtain and the projector can be adjusted according to the actual use condition; the driving belt pulley is driven to rotate by controlling the deflection motor output shaft, and drives the driven belt pulley arranged at the upper end of the rotating shaft connected with the connecting shaft rod through the driving belt, so that the curtain cylinder is driven to deflect at a certain angle.
However, this training for handwriting administers projection device has following shortcoming:
(1) The body type of part of handwriting projection devices is large, so that teaching staff is inconvenient to carry, and subsequent use of the teaching staff is affected;
(2) In the teaching process of teaching staff, handwriting details are not easy to collect and project in real time, and projection equipment is not easy to install rapidly.
Disclosure of Invention
(one) solving the technical problems
The utility model solves the technical problems that the utility model provides a novel projection device which has higher practicability and simpler structure through simple operation, and solves the problems that the partial handwriting projection device provided in the background art has larger body shape, which causes inconvenient carrying of teaching staff, affects the subsequent use of the teaching staff, is difficult to collect and project handwriting details in real time and is difficult to install projection equipment rapidly in the teaching process of the teaching staff.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a novel projection device, includes the fixture block, the draw-in groove has been seted up to the inside of fixture block, one side of fixture block is equipped with the screw rod that is used for fixed, the one end of screw rod is connected with splint through the bearing rotation, the middle part fixed mounting of fixture block top surface has the connector, the top surface fixed mounting of connector has L shape pole, the inside threaded connection of L shape pole has the threaded rod, the one end fixed mounting of threaded rod has universal gooseneck, one side of fixture block is equipped with the control box that is used for observing, the back joint of control box has the cardboard, the inside electric connection of cardboard has data sensor, the one end fixed mounting of universal gooseneck has the image acquisition head.
Optionally, one side electric connection of image acquisition head in one side of data sensor, the middle part electric connection of cardboard top surface has the projector, through the setting of projector and image acquisition head, makes things convenient for the handwriting teaching personnel to project the handwriting to the display inside in real time.
Optionally, the output of projector passes through the power cord and links to each other with data sensor electricity, the top surface sliding connection of projector has the sliding button who is used for controlling the power, through sliding button's structural design to the teaching personnel control projector power of being convenient for.
Optionally, one side of control box is equipped with the screw that is used for fixed, the surface threaded connection of screw is in one side of fixture block top surface, through the structural design of screw to the fixed control box of staff of being convenient for.
Optionally, the ventilation groove that is used for accelerating the circulation of air has been seted up to the both sides at cardboard back, the inside in ventilation groove inlays and is equipped with the dust screen, through ventilation groove, has accelerated the inside air flow of control box.
Optionally, the surface of L shape pole has cup jointed the cushion that is used for holding, the surface coating of cushion is equipped with anti-skidding membrane, through the cushion, makes things convenient for the effect that the staff held.
(III) beneficial effects
The utility model provides a novel projection device, which has the following beneficial effects:
1. this novel projection arrangement, through the setting of universal gooseneck and image acquisition head, when the handwriting teaching personnel need real-time recording handwriting details, rotatable universal gooseneck and image acquisition head to suitable position to the effect of making things convenient for the teaching of handwriting teaching personnel has been played.
2. This novel projection arrangement, through the setting of fixture block, screw rod and splint, when the teaching personnel need install the image acquisition head, can be with fixture block joint to appointed suitable position, and twist the screw rod and be fixed to suitable position with the splint, thereby the effect of teaching personnel's quick installation image acquisition head has been played, and can be free remove in classroom or demonstration region, so that with the detail projection of writing to suitable position, through the setting of control box, data sensor and image acquisition head, in the teaching process of handwriting teaching personnel, can be according to actual conditions, the image acquisition head is inside with data transfer to data sensor, then the projector is with image projection to suitable position, thereby the effect of convenient teaching personnel projection teaching at any time.
3. This novel projection arrangement, through the setting of L shape pole and threaded rod, when teaching personnel need adjust image acquisition head length position, can twist the threaded rod and drive the image acquisition head and extend to suitable length to the effect of making things convenient for teaching personnel to adjust image acquisition head position at will
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a split structure of the present utility model;
FIG. 3 is a schematic diagram of a card structure according to the present utility model;
fig. 4 is a schematic view of the structure of the L-shaped rod of the present utility model.
In the figure: 1. a clamping block; 2. a screw; 3. a clamping plate; 4. a connector; 5. an L-shaped rod; 6. a threaded rod; 7. a universal gooseneck; 8. a control box; 9. a clamping plate; 10. a data sensor; 11. an image acquisition head; 12. a projector; 13. a sliding button; 14. a dust-proof net.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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 to 4, the present utility model provides a technical solution: the novel projection device comprises a clamping block 1, wherein a clamping groove is formed in the clamping block 1, a screw rod 2 used for fixing is arranged on one side of the clamping block 1, one end of the screw rod 2 is rotationally connected with a clamping plate 3 through a bearing, when a teaching person needs to install an image acquisition head 11, the clamping block 1 can be clamped to a specified proper position, the screw rod 2 is screwed to fix the clamping plate 3 to the proper position, the effect of quickly installing the image acquisition head 11 by the teaching person is achieved, the novel projection device can freely move in a classroom or a demonstration area so as to project written details to the proper position, a connector 4 is fixedly arranged in the middle of the top surface of the clamping block 1, the top surface of the connector 4 is fixedly provided with a threaded rod 6 in threaded connection with the inner side of an L-shaped rod 5,L-shaped rod 5, the arrangement of the L-shaped rod 5 and the threaded rod 6 is adopted, when the teaching staff needs to adjust the length position of the image acquisition head 11, the threaded rod 6 can be screwed to drive the image acquisition head 11 to extend to a proper length, thereby being convenient for the teaching staff to adjust the position of the image acquisition head 11 at will, one end of the threaded rod 6 is fixedly provided with the universal gooseneck 7, the universal gooseneck 7 and the image acquisition head 11 are arranged, when the handwriting teaching staff needs to record the handwriting details in real time, the universal gooseneck 7 and the image acquisition head 11 can be rotated to a proper position, thereby playing the role of being convenient for the handwriting teaching staff to teach, one side of the clamping block 1 is provided with a control box 8 for observation, the back of the control box 8 is clamped with a clamping plate 9, the image acquisition head 11 is arranged through the control box 8, the data sensor 10 and the data sensor 10, and the image acquisition head 11 can convey data into the data sensor 10 according to actual conditions in the teaching process of the handwriting teaching staff, then the projector 12 projects the image to a proper position, thereby facilitating the teaching personnel to project the teaching effect at any time, the inside of the clamping plate 9 is electrically connected with the data sensor 10, and one end of the universal gooseneck 7 is fixedly provided with the image acquisition head 11;
one side of the image acquisition head 11 is electrically connected to one side of the data sensor 10, the middle part of the top surface of the clamping plate 9 is electrically connected with a projector 12, and handwriting teaching staff can conveniently project handwriting into the display in real time through the arrangement of the projector 12 and the image acquisition head 11;
the output end of the projector 12 is electrically connected with the data sensor 10 through a power line, the top surface of the projector 12 is slidably connected with a sliding button 13 for controlling the power supply, and the power supply of the projector 12 is controlled by teaching personnel through the structural design of the sliding button 13;
a screw for fixing is arranged on one side of the control box 8, so that a worker can fix the control box 8 conveniently through the structural design of the screw, and the surface of the screw is connected with one side of the top surface of the clamping block 1 through threads;
the two sides of the back of the clamping plate 9 are provided with ventilation grooves for accelerating air circulation, and the air flow in the control box 8 is accelerated through the ventilation grooves, and the dust screen 14 is embedded in the ventilation grooves;
the surface of L shape pole 5 cup joints the cushion that is used for holding, through the cushion, makes things convenient for the effect that the staff held, and the surface of cushion scribbles and is equipped with anti-skidding membrane.
In the utility model, the working steps of the device are as follows:
a first step of: when the teaching staff needs to install the image acquisition head 11, the clamping block 1 can be clamped to a specified proper position, and the screw rod 2 is screwed to fix the clamping plate 3 to the proper position, so that the teaching staff can quickly install the image acquisition head 11 and can freely move in a classroom or a demonstration area;
and a second step of: when the teaching personnel needs to adjust the length position of the image acquisition head 11, the threaded rod 6 can be screwed to drive the image acquisition head 11 to extend to a proper length;
and a third step of: when the handwriting teaching personnel needs to record the handwriting details in real time, the universal gooseneck 7 and the image acquisition head 11 can be rotated to a proper position.
It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.
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 (6)
1. Novel projection device, including fixture block (1), its characterized in that: clamping grooves are formed in the clamping block (1), a screw (2) used for fixing is arranged on one side of the clamping block (1), a clamping plate (3) is connected to one end of the screw (2) through bearing rotation, a connector (4) is fixedly arranged in the middle of the top surface of the clamping block (1), an L-shaped rod (5) is fixedly arranged on the top surface of the connector (4), a threaded rod (6) is connected to the inner thread of the L-shaped rod (5), a universal gooseneck (7) is fixedly arranged at one end of the threaded rod (6), a control box (8) used for observing is arranged on one side of the clamping block (1), a clamping plate (9) is clamped on the back side of the control box (8), a data sensor (10) is electrically connected to the inner side of the clamping plate (9), and an image acquisition head (11) is fixedly arranged at one end of the universal gooseneck (7).
2. The novel projection device of claim 1, wherein: one side of the image acquisition head (11) is electrically connected to one side of the data sensor (10), and the middle part of the top surface of the clamping plate (9) is electrically connected with a projector (12).
3. A novel projection device as claimed in claim 2, wherein: the output end of the projector (12) is electrically connected with the data sensor (10) through a power line, and the top surface of the projector (12) is connected with a sliding button (13) for controlling the power supply in a sliding manner.
4. The novel projection device of claim 1, wherein: one side of the control box (8) is provided with a screw for fixing, and the surface of the screw is connected with one side of the top surface of the clamping block (1) in a threaded manner.
5. The novel projection device of claim 1, wherein: the two sides of the back of the clamping plate (9) are provided with ventilation grooves for accelerating ventilation, and dustproof nets (14) are embedded in the ventilation grooves.
6. The novel projection device of claim 1, wherein: the surface of L shape pole (5) has cup jointed the cushion that is used for holding, the surface of cushion scribbles the anti-skidding membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322378912.XU CN220669020U (en) | 2023-09-03 | 2023-09-03 | Novel projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322378912.XU CN220669020U (en) | 2023-09-03 | 2023-09-03 | Novel projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220669020U true CN220669020U (en) | 2024-03-26 |
Family
ID=90327187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322378912.XU Active CN220669020U (en) | 2023-09-03 | 2023-09-03 | Novel projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220669020U (en) |
-
2023
- 2023-09-03 CN CN202322378912.XU patent/CN220669020U/en active Active
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