CN212194836U - Teaching blackboard with deashing function - Google Patents
Teaching blackboard with deashing function Download PDFInfo
- Publication number
- CN212194836U CN212194836U CN202020623359.5U CN202020623359U CN212194836U CN 212194836 U CN212194836 U CN 212194836U CN 202020623359 U CN202020623359 U CN 202020623359U CN 212194836 U CN212194836 U CN 212194836U
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- China
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- blackboard
- shell
- threaded rod
- blackboard eraser
- starting device
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Abstract
The utility model discloses a teaching blackboard with deashing function relates to teaching blackboard technical field. Including the bottom plate, roof and two blackboards, two blackboard fixed mounting is in the upper surface of bottom plate, the top fixed mounting of blackboard is in the lower surface of roof, two advancing device has been placed to the position placed in the middle of blackboard, this teaching blackboard with deashing function, through setting up starting drive and advancing device, utilize the motor to drive advancing device work, two blackboards slowly begin to come and go to the blackboard to opposite direction and clean, compare traditional blackboard, whole blackboard is cleaned the process and is all by motor control, mechanical automation moves, consequently no longer need the manpower come to carry out the manual work of cleaning that relapse to the blackboard, thereby saved the time that the user was used for cleaning the blackboard, increased user's writing time, consequently this device has labour saving and time saving, improves work efficiency's advantage.
Description
Technical Field
The utility model relates to a teaching blackboard technical field specifically is a teaching blackboard with deashing function.
Background
Over two hundred years, the blackboard is developed from the earliest of being coated on the surfaces of hard objects such as wood boards, cement and the like by black paint to the surfaces of water mill glass, color coated steel plates and composite plates in the nineties. The types of the existing blackboards also become complicated and diversified, and the blackboards, the green boards and the white boards are divided into a plane board and an arc panel from the aspect of surface shapes, and a support movable board, a push-pull board, a lifting board and a magnetic blackboard are divided from the aspect of structural composition.
The blackboard is generally made of wood board or ground glass, and can be written on by using specific writing materials such as chalk. Mostly black, greenish black, white or beige. The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, and is mainly used for teaching. At present, the traditional blackboard has many defects, for example, the traditional blackboard does not have the dust cleaning function, the manual dust cleaning of each area needs to be carried out by holding the blackboard eraser, the time and the labor are wasted, and therefore the teaching blackboard with the dust cleaning function is provided.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a teaching blackboard with deashing function possesses a key deashing, and labour saving and time saving's advantage has solved and has needed artifical manual deashing, the problem that wastes time and energy.
For realizing above-mentioned a key deashing, labour saving and time saving's purpose, the utility model provides a following technical scheme: a teaching blackboard with a dust removing function comprises a bottom plate, a top plate and two blackboards, wherein the two blackboards are fixedly arranged on the upper surface of the bottom plate;
the propelling device comprises a propelling device shell, the top of the inner wall of the propelling device shell is rotatably connected with a reverse threaded rod, the bottom end of the reverse threaded rod is fixedly connected with the top end of a forward threaded rod through a connecting frame, the bottom end of the forward threaded rod is fixedly connected with a starting device through a support, lifting shafts are sleeved on the surfaces of the forward threaded rod and the reverse threaded rod, two ends of each lifting shaft are rotatably connected with connecting rods, and one ends of the two groups of connecting rods, which are far away from the lifting shafts, are movably connected with the blackboard eraser shell;
the starting device comprises a starting device shell, a motor is fixedly mounted at the bottom of the inner wall of the starting device shell, an input wheel is fixedly mounted on an output shaft of the motor, the input wheel is connected with an output wheel through a conveyor belt in a transmission mode, an output wheel support is rotatably mounted at the bottom of the output wheel, the bottom of the output wheel support is fixedly connected with the bottom of the inner wall of the starting device shell, a support is fixedly mounted at the top of the output wheel, and the support extends out of the bottom of the starting device shell and is fixedly connected with the bottom of a forward threaded rod.
As a preferred technical scheme of the utility model, the spout has been seted up to the lower surface of roof, the top fixed mounting of blackboard eraser shell has the pulley, the pulley is kept away from the one end of blackboard eraser shell and the inner wall top sliding connection of spout.
As an optimized technical scheme of the utility model, the inside movable mounting of blackboard eraser shell has the blackboard eraser, the face of wiping of blackboard eraser is inconsistent with the blackboard.
As a preferred technical scheme of the utility model, the positive fixed mounting of outer wall of blackboard eraser shell has two fixed orificess, the one end and the fixed orifices joint of lift axle are kept away from to the connecting rod.
As a preferred technical scheme of the utility model, the equal fixed mounting in both sides of advancing device shell has two dust screens, one side fixed mounting that the advancing device shell edge was kept away from to the dust screen has puts the thing strip, put thing strip internal fixation and placed four magnet, every side two put the thing strip through inside magnet swing joint.
Compared with the prior art, the utility model provides a teaching blackboard with deashing function possesses following beneficial effect:
1. this teaching blackboard with deashing function, through setting up starting drive and advancing device, utilize the motor to drive advancing device work, two blackboard erasers are slowly to opposite direction begin to come and go to clean the blackboard, compare traditional blackboard, whole blackboard is cleaned the process and is all by motor control, mechanical automation moves, consequently, no longer need the manpower come to carry out the manual work of cleaning repeatedly to the blackboard, thereby the time that the user was used for cleaning the blackboard has been saved, user's writing time has been increased, consequently, this device has labour saving and time saving, and the advantage of high work efficiency.
2. This teaching blackboard with deashing function, through the dust screen structure that sets up the advancing device both sides, effectively prevented to clean inside the dust entering advancing device that the blackboard in-process produced, the setting up of dust screen makes each mechanical structure of device inside remain clean clear state all the time, has avoided the device to appear the condition that the operation card went on after long-term the use, has consequently reduced the fault incidence of device to and the life of device has been guaranteed.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front sectional view of the propulsion device of the present invention;
FIG. 3 is a front sectional view of the starting apparatus of the present invention;
FIG. 4 is an enlarged view of the structure of the blackboard eraser of the present invention;
fig. 5 is a side view of the propulsion device of the present invention.
In the figure: 1. a base plate; 2. a top plate; 3. a blackboard; 4. a blackboard eraser housing; 5. a propulsion device; 6. a support; 7. starting the device; 8. a connecting rod; 9. a chute; 10. a connecting frame; 11. a positive threaded rod; 12. a reverse threaded rod; 13. a propulsion device housing; 14. a lifting shaft; 15. starting the device housing; 16. a motor; 17. an input wheel; 18. a conveyor belt; 19. an output wheel; 20. an output wheel support; 21. a pulley; 22. a blackboard eraser; 23. a fixing hole; 24. a dust screen; 25. a magnet; 26. a storage strip.
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. 1-5, the utility model discloses a teaching blackboard with ash removal function, including bottom plate 1, roof 2 and two blackboards 3, two blackboards 3 are fixed to the upper surface of bottom plate 1, the top of blackboard 3 is fixed to the lower surface of roof 2, two propulsion units 5 are placed at the middle position of blackboard 3, the bottom of propulsion unit 5 is fixedly connected with starting device 7 through support 6, the back of starting device 7 is fixedly connected with the wall;
the propelling device 5 comprises a propelling device shell 13, the top of the inner wall of the propelling device shell 13 is rotatably connected with a reverse threaded rod 12, the bottom end of the reverse threaded rod 12 is fixedly connected with the top end of a forward threaded rod 11 through a connecting frame 10, the bottom end of the forward threaded rod 11 is fixedly connected with a starting device 7 through a support 6, the surfaces of the forward threaded rod 11 and the reverse threaded rod 12 are both sleeved with a lifting shaft 14, two ends of the lifting shaft 14 are both rotatably connected with a connecting rod 8, and one end of the connecting rod 8, which is far away from the lifting shaft 14, is movably connected with the blackboard eraser shell 4;
the starting device 7 comprises a starting device shell 15, a motor 16 is fixedly mounted at the bottom of the inner wall of the starting device shell 15, an input wheel 17 is fixedly mounted on an output shaft of the motor 16, the input wheel 17 is in transmission connection with an output wheel 19 through a conveyor belt 18, an output wheel support 20 is rotatably mounted at the bottom of the output wheel 19, the bottom of the output wheel support 20 is fixedly connected with the bottom of the inner wall of the starting device shell 15, a support 6 is fixedly mounted at the top of the output wheel 19, and the support 6 extends out of the starting device shell 15 and is fixedly connected with the bottom end of the forward threaded rod 11;
the motor 16 has two functions of forward rotation and reverse rotation, so that the blackboard eraser 22 can automatically clean dust and retract, the workload of a user is reduced, and the working efficiency is improved.
Specifically, the lower surface of the top plate 2 is provided with a sliding groove 9, the top end of the blackboard eraser housing 4 is fixedly provided with a pulley 21, and one end of the pulley 21, which is far away from the blackboard eraser housing 4, is slidably connected with the top of the inner wall of the sliding groove 9.
In this embodiment, the sliding groove 9 makes the blackboard eraser housing 4 more smooth and free from obstruction when driving the blackboard eraser 22 to erase, and no abnormal sound is generated due to friction.
Specifically, the blackboard eraser 22 is movably mounted in the blackboard eraser housing 4, and the erasing surface of the blackboard eraser 22 is abutted to the blackboard 3.
In this embodiment, the blackboard eraser housing 4 and the blackboard eraser 22 are not fixedly connected, and the blackboard eraser 22 may be worn or even damaged to a certain extent after long-term use, so that a user may replace the blackboard eraser 22, thereby prolonging the service life of the device.
Specifically, two fixing holes 23 are fixedly installed on the front surface of the outer wall of the blackboard eraser shell 4, and one end, far away from the lifting shaft 14, of the connecting rod 8 is connected with the fixing holes 23 in a clamping mode.
In the embodiment, the connecting rod 8 is movably connected with the blackboard eraser shell 4, so that the blackboard eraser shell 4 can be detached to replace equipment with the same model when damaged, and also can be detached to clean and maintain the blackboard eraser shell 4 after being used for a long time, and the service life of the device can be prolonged.
Specifically, equal fixed mounting in both sides of advancing device shell 13 has two dust screens 24, one side fixed mounting that advancing device shell 13 edge was kept away from to dust screen 24 has puts thing strip 26, put thing strip 26 internal fixation and placed four magnets 25, per side two it passes through inside magnet 25 swing joint to put thing strip 26.
In this embodiment, the dust screens 24 are installed on both sides of the propulsion device housing 13, so that dust generated in the ash removal process is effectively prevented from entering the propulsion device 5, and the interior of the propulsion device 5 is always clean.
The utility model discloses a theory of operation and use flow:
when the blackboard eraser is used, a forward rotation switch of a motor 16 is started, an output shaft of the motor 16 drives an input wheel 17 to rotate, the input wheel 17 is driven by a conveyor belt 18 to rotate with an output wheel 19, the top of the output wheel 19 is fixedly connected with the bottom of a forward threaded rod 11 through a bracket 6, so that the forward threaded rod 11 rotates simultaneously, a reverse threaded rod 12 is fixedly connected with the forward threaded rod 11 through a connecting frame 10, the reverse threaded rod 12 starts to rotate, at the moment, an upper lifting shaft 14 and a lower lifting shaft 14 start to move relatively, blackboard erasers 22 on two sides start to wipe a blackboard 3 in opposite directions, after wiping is completed, the reverse rotation switch of the motor 16 is started, the two blackboard erasers 22 start to approach to a propelling device 5, and dustproof nets 24 are arranged on two sides of the propelling device 5, so that floating dust generated by wiping the blackboard 3 cannot enter the propelling device 5, as the device ages, the eraser 22 and eraser housing 4 may be removed to clean or replace the same type of equipment.
In conclusion, this teaching blackboard with deashing function, through setting up starting drive 7 and advancing device 5, utilize motor 16 to drive advancing device 5 work, two blackboard erasers 22 slowly begin to carry out the back and forth wiping to blackboard 3 to opposite direction, compare traditional blackboard 3, whole blackboard 3 wiping process is whole to be controlled by motor 16, mechanical automation moves, consequently no longer need the manpower to carry out the manual work of wiping repeatedly to blackboard 3, thereby the time that the user was used for wiping blackboard 3 has been saved, user's writing time has been increased, consequently, time saving and labor saving have, the advantage of improvement work efficiency.
This teaching blackboard with deashing function, through setting up the 24 structures of dust screen of 5 both sides of advancing device, effectively prevented to clean 3 in-process productions of blackboard inside the dust entering advancing device 5, the setting up of dust screen 24 makes each mechanical structure of device inside remain clean clear state all the time, has avoided the device to appear the condition that the operation card went up after long-term the use, has consequently reduced the fault incidence of device to and the life of device has been guaranteed.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (5)
1. The utility model provides a teaching blackboard with deashing function, includes bottom plate (1), roof (2) and two blackboards (3), its characterized in that: the two blackboards (3) are fixedly arranged on the upper surface of the bottom plate (1), the top ends of the blackboards (3) are fixedly arranged on the lower surface of the top plate (2), a pushing device (5) is placed in the middle of the two blackboards (3), the bottom ends of the pushing device (5) are fixedly connected with a starting device (7) through a support (6), and the back of the starting device (7) is fixedly connected with a wall;
the propelling device (5) comprises a propelling device shell (13), the top of the inner wall of the propelling device shell (13) is rotatably connected with a reverse threaded rod (12), the bottom end of the reverse threaded rod (12) is fixedly connected with the top end of a forward threaded rod (11) through a connecting frame (10), the bottom end of the forward threaded rod (11) is fixedly connected with a starting device (7) through a support (6), lifting shafts (14) are sleeved on the surfaces of the forward threaded rod (11) and the reverse threaded rod (12), two ends of each lifting shaft (14) are rotatably connected with connecting rods (8), and one ends of the two groups of connecting rods (8) far away from the lifting shafts (14) are movably connected with the blackboard eraser shell (4);
starting device (7) contain starting device shell (15), the inner wall bottom fixed mounting of starting device shell (15) has motor (16), the output shaft fixed mounting of motor (16) has input wheel (17), input wheel (17) are connected with output wheel (19) transmission through conveyer belt (18), output wheel support (20) are installed in the bottom rotation of output wheel (19), the bottom of output wheel support (20) and the inner wall bottom fixed connection of starting device shell (15), the top fixed mounting of output wheel (19) has support (6), support (6) extend the bottom fixed connection of starting device shell (15) and forward threaded rod (11).
2. The teaching blackboard with ash cleaning function according to claim 1, characterized in that: the lower surface of the top plate (2) is provided with a sliding groove (9), the top end of the blackboard eraser shell (4) is fixedly provided with a pulley (21), and one end, far away from the blackboard eraser shell (4), of the pulley (21) is in sliding connection with the top of the inner wall of the sliding groove (9).
3. The teaching blackboard with ash cleaning function according to claim 1, characterized in that: the blackboard eraser is characterized in that a blackboard eraser (22) is movably mounted in the blackboard eraser shell (4), and the wiping surface of the blackboard eraser (22) is abutted to the blackboard (3).
4. The teaching blackboard with ash cleaning function according to claim 1, characterized in that: two fixing holes (23) are fixedly mounted on the front surface of the outer wall of the blackboard eraser shell (4), and one end, far away from the lifting shaft (14), of the connecting rod (8) is connected with the fixing holes (23) in a clamped mode.
5. The teaching blackboard with ash cleaning function according to claim 1, characterized in that: two dustproof nets (24) are fixedly mounted on two sides of the propulsion device shell (13), one side of the dustproof net (24), which is far away from the edge of the propulsion device shell (13), is fixedly provided with an object placing strip (26), four magnets (25) are fixedly arranged in the object placing strip (26), and each side of the object placing strip (26) is movably connected with the magnets (25) inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020623359.5U CN212194836U (en) | 2020-04-22 | 2020-04-22 | Teaching blackboard with deashing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020623359.5U CN212194836U (en) | 2020-04-22 | 2020-04-22 | Teaching blackboard with deashing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212194836U true CN212194836U (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020623359.5U Expired - Fee Related CN212194836U (en) | 2020-04-22 | 2020-04-22 | Teaching blackboard with deashing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212194836U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113370696A (en) * | 2021-05-27 | 2021-09-10 | 淄博师范高等专科学校 | Chinese teaching vocabulary explanation display device |
| CN114130742A (en) * | 2021-11-26 | 2022-03-04 | 重庆工业职业技术学院 | Blackboard eraser cleaning device |
-
2020
- 2020-04-22 CN CN202020623359.5U patent/CN212194836U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113370696A (en) * | 2021-05-27 | 2021-09-10 | 淄博师范高等专科学校 | Chinese teaching vocabulary explanation display device |
| CN113370696B (en) * | 2021-05-27 | 2022-08-09 | 淄博师范高等专科学校 | Chinese teaching vocabulary explanation display device |
| CN114130742A (en) * | 2021-11-26 | 2022-03-04 | 重庆工业职业技术学院 | Blackboard eraser cleaning device |
| CN114130742B (en) * | 2021-11-26 | 2023-02-17 | 重庆工业职业技术学院 | Blackboard eraser cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 Termination date: 20210422 |