CN210136565U - Chinese teaching presentation device - Google Patents
Chinese teaching presentation device Download PDFInfo
- Publication number
- CN210136565U CN210136565U CN201920095674.2U CN201920095674U CN210136565U CN 210136565 U CN210136565 U CN 210136565U CN 201920095674 U CN201920095674 U CN 201920095674U CN 210136565 U CN210136565 U CN 210136565U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- electronic display
- display screen
- gear
- supporting
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a Chinese teaching demonstration device, which belongs to the field of teaching equipment, and comprises a supporting base, wherein the upper end of the supporting base is symmetrically connected with a supporting rod, the upper end of the supporting base is symmetrically provided with a rotating groove, the rotating groove is arranged at the left end and the right end of the supporting base, a threaded rod is slidably connected in the rotating groove, the left end of an electronic display screen is fixedly connected with a supporting frame which is provided with a fan and a filter plate, the electronic display screen can generate heat when being used for a long time, the fan can carry out heat dissipation treatment on the electronic display screen, the filter plate can filter dust in gas, the dust is prevented from influencing the service life of the electronic display screen, the filter plate is simple in installation structure, convenient to disassemble and clean, the filter plate can accumulate more dust, the electronic display screen provided by the Chinese teaching demonstration device can be conveniently disassembled and cleaned, and the height of the, the teaching aid is convenient for teachers to teach and students to learn, and is simple in operation and convenient to use.
Description
Technical Field
The utility model relates to a teaching equipment field, more specifically say, relate to a chinese teaching presentation device.
Background
When carrying out chinese teaching at present, blackboard and projecting apparatus need be used as presentation device usually, and blackboard and projecting apparatus are fixed on the teacher wall often, can not remove, can not rotate, and the place of giving lessons also limits to in the teacher, are unfavorable for developing outdoor teaching, have a chinese teaching presentation device now, can be with the direct show through electronic display screen of teaching content, and the convenient removal, the teacher of being convenient for teaches and student study.
At present, the majority is that chinese teaching presentation device does not set up a heat abstractor to electronic display, and when electronic display used for a long time, electronic display can produce the heat, and electronic display is in under the high temperature state for a long time, takes place the damage phenomenon easily for electronic display's life-span subtracts the weak point, and current partial electronic display highly can not adjust, and inconvenient mr uses and student's study, is not convenient for use.
Disclosure of Invention
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a chinese teaching presentation device, it is provided with fan and filter, electronic display screen when using for a long time, can produce the heat, the fan can carry out the heat dissipation processing to it, the filter can filter the dust in the gas, prevent that the dust from influencing electronic display screen's life, and this filter mounting structure is simple, convenient to detach, long-time the use, the filter is long-pending to collect together more dust, make things convenient for people to dismantle it and wash, and the operation is simple and the use is convenient.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A Chinese teaching demonstration device comprises a supporting base, wherein the upper end of the supporting base is symmetrically connected with supporting rods, the upper end of the supporting base is symmetrically provided with rotating grooves, the rotating grooves are arranged at the left end and the right end of the supporting base, threaded rods are slidably connected in the rotating grooves, the right end of each supporting rod is provided with a sliding groove, a sliding block is slidably connected in the sliding groove, the right end of the sliding block is fixedly connected with an electronic display screen, the left end of the electronic display screen is fixedly connected with a supporting frame, a fan is arranged in the supporting frame and is arranged at the middle position in the supporting frame, the upper end of the supporting frame is provided with a clamping groove, a filter plate is clamped in the clamping groove, the upper end of the supporting frame is symmetrically connected with a circular rod, the outer surface of the circular, circular pole and the circular slot sliding connection that the fixture block was provided with, the upper end of fixture block and the lower extreme joint of filter, the upper end fixedly connected with of circular pole keeps off the ring, it is provided with fan and filter, electronic display screen can produce the heat when using for a long time, the fan can carry out the thermal treatment to it, the filter can filter the dust in the gas, prevent that the dust from influencing electronic display screen's life, and this filter mounting structure is simple, convenient to detach, long-time the use, the filter is long-pending to collect more dust, make things convenient for people to dismantle it and wash, and the electronic display screen height that this chinese teaching presentation device was provided with can be adjusted, make things convenient for teacher's teaching and student's study, and is easy operation, convenient to use.
Further, the threaded rod is provided with thread groove sliding connection with the sliding block, the fixed cover of surface of threaded rod has connect first gear, and when first gear drove the threaded rod clockwise turning, sliding block rebound, when first gear drove threaded rod counter-clockwise turning, the sliding block downshifting, the sliding block can drive electronic display screen and remove, conveniently adjusts electronic display screen's height.
Further, the upper end fixedly connected with motor of support base, the upper end fixedly connected with axis of rotation of motor, the upper end fixedly connected with second gear of axis of rotation, the surface meshing of first gear and second gear has the rack, and through the interact of first gear, second gear and rack, when the motor drove second gear and rotates, the second gear drove the rack and rotates, and the rack drove first gear and rotates, can realize that a motor drove a plurality of first gear revolve's purpose, resources are saved.
Furthermore, the lower extreme fixedly connected with elastic block of support frame, the lower extreme fixedly connected with fixture block of elastic block, elastic block have elasticity and leakproofness for the wind that gets into the support frame is whole to dispel the heat to electronic display after the filter filters.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme is provided with fan and filter, electronic display screen when using for a long time, can produce the heat, the fan can carry out the heat dissipation to it and handle, the filter can filter the dust in the gas, prevent that the dust from influencing electronic display screen's life, and this filter mounting structure is simple, convenient to detach, long-time the use, the filter is collected together more dust, make things convenient for people to dismantle it and wash, and the electronic display screen height that this chinese teaching presentation device was provided with can adjust, make things convenient for teacher's teaching and student's study, therefore, the steam generator is simple in operation, and convenient for use.
(2) The right-hand member of bracing piece is provided with the sliding tray, and sliding connection has the sliding block in the sliding tray, and the right-hand member fixedly connected with electronic display screen of sliding block has played limiting displacement through the sliding connection of sliding block and sliding tray for electronic display screen can not take place the slope.
(3) Threaded rod and the thread groove sliding connection that the sliding block was provided with, the fixed cover of surface of threaded rod has connect first gear, and when first gear drove threaded rod clockwise turning, sliding block rebound, when first gear drove threaded rod counter-clockwise turning, the sliding block downshifting, the sliding block can drive electronic display screen and remove, conveniently adjusts electronic display screen's height.
(4) The upper end fixedly connected with motor that supports the base, the upper end fixedly connected with axis of rotation of motor, the upper end fixedly connected with second gear of axis of rotation, the surface meshing of first gear and second gear has the rack, through the first gear, the interact of second gear and rack, when the motor drives second gear revolve, the rack is driven to rotate by the second gear, the rack drives first gear revolve, can realize that a motor drives a plurality of first gear revolve's purpose, resources are saved.
(5) The lower extreme fixedly connected with elastic block of support frame, the lower extreme fixedly connected with fixture block of elastic block, the elastic block has elasticity and leakproofness for the wind that gets into the support frame is whole to dispel the heat to electronic display screen after the filter filters.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a side view of the electronic display screen of the present invention;
fig. 3 is a top view of a second gear of the present invention;
fig. 4 is an enlarged view of the position a of the present invention.
The reference numbers in the figures illustrate:
the device comprises a support base 1, a support rod 2, a sliding groove 3, a sliding block 4, an electronic display screen 5, a rotating groove 6, a threaded rod 7, a first gear 8, a motor 9, a rotating shaft 10, a second gear 11, a rack 12, a support frame 13, a fan 14, a clamping groove 15, a filter plate 16, an elastic block 17, a circular rod 18, a support ring 19, a spring 20, a clamping block 21, a circular groove 22 and a retaining ring 23.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-4, a chinese teaching demonstration device comprises a supporting base 1, referring to fig. 2 and 4, the upper end of the supporting base 1 is symmetrically connected with supporting rods 2, the upper end of the supporting base 1 is symmetrically provided with rotating grooves 6, the rotating grooves 6 are arranged at the left and right ends of the supporting base 1, the rotating grooves 6 are slidably connected with threaded rods 7, the left end of an electronic display screen 5 is fixedly connected with a supporting frame 13, a fan 14 is arranged in the supporting frame 13, the fan 14 is FD-300, the type of the fan 14 belongs to the prior art, a plug of the fan 14 is plugged in an indoor socket, the upper end of the supporting frame 13 is provided with a clamping groove 15, a filter plate 16 is clamped in the clamping groove 15, the filter plate 16 is provided with a plurality of small holes and has the function of filtering dust, the upper end of the supporting frame 13 is symmetrically connected with a circular rod 18, a supporting, spring 20 has been cup jointed in the surface slip of circular pole 18, and spring 20 has the reset action, and circular pole 18 and the circular recess 22 sliding connection that fixture block 21 set up, the upper end of fixture block 21 and the lower extreme joint of filter 16, through the joint of filter 16 with draw-in groove 15 and fixture block 21 for filter 16 is fixed, the upper end fixedly connected with of circular pole 18 keeps off ring 23, keeps off ring 23 and has the effect that prevents fixture block 21 and break away from circular pole 18.
Referring to fig. 1, the right end of the support rod 2 is provided with a sliding groove 3, a sliding block 4 is slidably connected in the sliding groove 3, and an electronic display screen 5 is fixedly connected to the right end of the sliding block 4, and the sliding block 4 is slidably connected with the sliding groove 3 to play a limiting role, so that the electronic display screen 5 cannot be inclined.
Referring to fig. 1, the threaded rod 7 is slidably connected to the threaded groove formed in the sliding block 4, the first gear 8 is fixedly sleeved on the outer surface of the threaded rod 7, when the first gear 8 drives the threaded rod 7 to rotate clockwise, the sliding block 4 moves upwards, when the first gear 8 drives the threaded rod 7 to rotate anticlockwise, the sliding block 4 moves downwards, and the sliding block 4 can drive the electronic display screen 5 to move, so that the height of the electronic display screen 5 can be conveniently adjusted.
Referring to fig. 1 and 3, a motor 9 is fixedly connected to an upper end of a supporting base 1, the motor 9 is a forward and reverse rotation motor, the motor 9 is provided with a control switch for controlling a rotation direction of the motor 9, and the motor 9 and the control switch are connected in series with an indoor power supply through a wire, which belongs to the prior art, a rotation shaft 10 is fixedly connected to the upper end of the motor 9, a second gear 11 is fixedly connected to the upper end of the rotation shaft 10, a rack 12 is engaged with outer surfaces of the first gear 8 and the second gear 11, the motor 9 drives the second gear 11 to rotate through interaction of the first gear 8, the second gear 11 and the rack 12, the rack 12 drives the first gear 8 to rotate, so that the purpose that one motor 9 drives a plurality of first gears 8 to rotate can be achieved, and resources are saved.
Referring to fig. 4, the lower end of the supporting frame 13 is fixedly connected with an elastic block 17, the lower end of the elastic block 17 is fixedly connected with a clamping block 21, and the elastic block 17 has elasticity and sealing performance, so that all the air entering the supporting frame 13 is filtered by the filtering plate 16 to dissipate the heat of the electronic display screen 5.
When the Chinese teaching demonstration device is used, when the height of the electronic display screen 5 needs to be reduced, the anticlockwise switch of the motor 9 is turned on, the motor 9 drives the rotating shaft 10 to rotate anticlockwise, the rotating shaft 10 drives the second gear 11 to rotate anticlockwise, the second gear 11 drives the rack 12 to rotate, the rack 12 drives the first gear 8 to rotate, the first gear 8 drives the threaded rod 7 to rotate, the threaded rod 7 is in sliding connection with the threaded groove arranged on the sliding block 4, so that the sliding block 4 moves downwards in the sliding groove 3, the sliding block 4 drives the electronic display screen 5 to move downwards, the process of reducing the height of the electronic display screen 5 can be realized, when the electronic display screen 5 is used for a long time, the electronic display screen 5 generates heat and needs to be subjected to heat dissipation treatment, the fan 14 is turned on, the fan 14 filters outside gas through the filter plate 16 and then dissipates the heat of the electronic display screen 5, the filter plate 16 can accumulate a lot of dust after being used for a long time, the filter plate needs to be disassembled and cleaned, the clamping block 21 moves downwards, the elastic block 17 is compressed, the clamping block 21 has downward pressure on the spring 20, the spring 20 is compressed, the clamping block 21 is separated from the filter plate 16, the filter plate 16 moves downwards, the upper end of the filter plate is separated from the clamping groove 15, the filter plate 16 is taken out, the disassembling process of the filter plate 16 can be achieved, and the filter plate 16 can be cleaned after being disassembled, so that the filter plate is simple to operate and convenient to use.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (4)
1. The utility model provides a chinese teaching presentation device, includes support base (1), its characterized in that: the upper end of the supporting base (1) is symmetrically connected with supporting rods (2), the upper end of the supporting base (1) is symmetrically provided with rotating grooves (6), the rotating grooves (6) are arranged at the left end and the right end of the supporting base (1), threaded rods (7) are connected in the rotating grooves (6) in a sliding mode, the right end of each supporting rod (2) is provided with a sliding groove (3), a sliding block (4) is connected in the sliding groove (3) in a sliding mode, the right end of the sliding block (4) is fixedly connected with an electronic display screen (5), the left end of the electronic display screen (5) is fixedly connected with a supporting frame (13), a fan (14) is arranged in the supporting frame (13), the fan (14) is arranged at the middle position inside the supporting frame (13), the upper end of the supporting frame (13) is provided with a clamping groove (15), the upper end symmetric connection of support frame (13) has circular pole (18), the fixed cover in surface of circular pole (18) has connect support ring (19), the surface slip of circular pole (18) has cup jointed spring (20), circular groove (22) sliding connection that circular pole (18) and fixture block (21) were provided with, the lower extreme joint of the upper end and the filter (16) of fixture block (21), the upper end fixedly connected with of circular pole (18) keeps off ring (23).
2. The chinese teaching demonstration device of claim 1, wherein: threaded rod (7) and the thread groove sliding connection that sliding block (4) were provided with, the external fixed surface of threaded rod (7) has cup jointed first gear (8).
3. The chinese teaching demonstration device of claim 2, wherein: the upper end fixedly connected with motor (9) of support base (1), the upper end fixedly connected with axis of rotation (10) of motor (9), the upper end fixedly connected with second gear (11) of axis of rotation (10), the surface meshing of first gear (8) and second gear (11) has rack (12).
4. The chinese teaching demonstration device of claim 1, wherein: the lower extreme fixedly connected with elastic block (17) of support frame (13), the lower extreme fixedly connected with fixture block (21) of elastic block (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920095674.2U CN210136565U (en) | 2019-01-21 | 2019-01-21 | Chinese teaching presentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920095674.2U CN210136565U (en) | 2019-01-21 | 2019-01-21 | Chinese teaching presentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210136565U true CN210136565U (en) | 2020-03-10 |
Family
ID=69702163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920095674.2U Expired - Fee Related CN210136565U (en) | 2019-01-21 | 2019-01-21 | Chinese teaching presentation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210136565U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111243355A (en) * | 2020-03-13 | 2020-06-05 | 浙江乐科文化发展有限公司 | Data playing equipment for multimedia teaching |
| CN111419026A (en) * | 2020-05-11 | 2020-07-17 | 戚亮 | Height-adjustable's teaching display device for education |
| CN111932971A (en) * | 2020-08-19 | 2020-11-13 | 山东交通职业学院 | Simulation training device for ship power station |
| CN111968480A (en) * | 2020-09-08 | 2020-11-20 | 威海职业学院 | Teaching model device of air conditioning system |
| CN112530304A (en) * | 2020-12-22 | 2021-03-19 | 深圳市巴科光电科技股份有限公司 | Intelligent temperature control device for LED display screen |
| CN113223343A (en) * | 2021-05-25 | 2021-08-06 | 浙江东讯文化集团有限公司 | Interactive recognition device based on education course is recommended |
-
2019
- 2019-01-21 CN CN201920095674.2U patent/CN210136565U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111243355A (en) * | 2020-03-13 | 2020-06-05 | 浙江乐科文化发展有限公司 | Data playing equipment for multimedia teaching |
| CN111419026A (en) * | 2020-05-11 | 2020-07-17 | 戚亮 | Height-adjustable's teaching display device for education |
| CN111932971A (en) * | 2020-08-19 | 2020-11-13 | 山东交通职业学院 | Simulation training device for ship power station |
| CN111968480A (en) * | 2020-09-08 | 2020-11-20 | 威海职业学院 | Teaching model device of air conditioning system |
| CN112530304A (en) * | 2020-12-22 | 2021-03-19 | 深圳市巴科光电科技股份有限公司 | Intelligent temperature control device for LED display screen |
| CN113223343A (en) * | 2021-05-25 | 2021-08-06 | 浙江东讯文化集团有限公司 | Interactive recognition device based on education course is recommended |
| CN113223343B (en) * | 2021-05-25 | 2022-04-26 | 浙江东讯文化集团有限公司 | Interactive recognition device based on education course is recommended |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210136565U (en) | Chinese teaching presentation device | |
| CN207473873U (en) | A kind of English intelligent tutoring device | |
| CN108515038A (en) | A kind of multiple medium computer for teaching automatic cleaning equipment | |
| CN211103710U (en) | Formula front maintenance instrument is inhaled to magnetism | |
| CN108294486A (en) | Think political affairs classroom instruction auxiliary device | |
| CN212009897U (en) | A multimedia teaching device for information-based education | |
| CN212970324U (en) | Data acquisition unit used for outdoor installation convenience | |
| CN218720112U (en) | LED screen support | |
| CN213277168U (en) | Detachable assembled airplane model teaching aid for aviation knowledge and science popularization | |
| CN208954363U (en) | A kind of education sector projection arrangement | |
| CN216204112U (en) | DOP liquid groove type efficient air supply outlet | |
| CN212391931U (en) | Power supply fixing device | |
| CN207120595U (en) | Environment friendly blackboard scrape along applies the blackboard component of the environment-friendly dust-proof eraser | |
| CN210271361U (en) | Marxist philosophy memory auxiliary device | |
| CN210024122U (en) | Teaching is with laser engraving machine demonstration operating means | |
| CN108806469B (en) | Building entity model for teaching | |
| CN213601482U (en) | Cutting simulation device for teaching of mechanical specialty | |
| CN208384859U (en) | A kind of Teaching of Economics displaying device | |
| CN219954972U (en) | LCD screen installation mechanism | |
| CN220601059U (en) | Software technology achievement display device | |
| CN220034049U (en) | Portable household oxygen generating equipment | |
| CN219759012U (en) | Diffraction experiment instrument convenient to disassemble and assemble | |
| CN211181223U (en) | Novel education technique demonstration teaching aid device | |
| CN214038651U (en) | Novel detachable volute for indoor unit of air conditioner | |
| CN109591490B (en) | College Chinese teaching method and device |
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: 20200310 Termination date: 20210121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |