CN221417801U - Blackboard with push-pull blackboard eraser - Google Patents
Blackboard with push-pull blackboard eraser Download PDFInfo
- Publication number
- CN221417801U CN221417801U CN202323168633.7U CN202323168633U CN221417801U CN 221417801 U CN221417801 U CN 221417801U CN 202323168633 U CN202323168633 U CN 202323168633U CN 221417801 U CN221417801 U CN 221417801U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- blackboard
- push
- pull
- pivot
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims description 10
- 244000227633 Ocotea pretiosa Species 0.000 claims description 2
- 235000004263 Ocotea pretiosa Nutrition 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 11
- 238000005507 spraying Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to the technical field of push-pull blackboard and discloses a blackboard with a push-pull blackboard eraser, which comprises a board body, wherein the top of the board body is fixedly connected with a support, an upper sliding rail is fixedly connected with the support, an upper sliding block is connected onto the upper sliding rail in a sliding manner, a first rotating shaft is connected onto the upper sliding block in a rotating manner, a steering gear is fixedly connected onto the first rotating shaft, a second rotating shaft is connected onto the upper sliding block in a rotating manner, one end of the second rotating shaft is fixedly connected with a driven gear, the driven gear is meshed with the steering gear, a roller is fixedly connected onto the second rotating shaft, sponge is wrapped outside the roller, and a protective cover is fixedly connected between the upper sliding rail and the lower sliding block. In the utility model, after the generated chalk dust is blocked by the protective cover, the water sprayed by the water spraying pipe is removed, so that the condition that the chalk dust flies in disorder caused by wiping a blackboard is avoided, and the protection of the health of teachers and students is facilitated.
Description
Technical Field
The utility model relates to the technical field of push-pull blackboards, in particular to a blackboard with a push-pull blackboard eraser.
Background
When a teacher uses a blackboard writing to give lessons, a traditional blackboard needs to be erased by using a blackboard eraser, but the blackboard eraser is always required to be found when the blackboard writing blackboard is used, time and labor are wasted, and chalk dust always flies at full positions when the blackboard eraser is used for erasing the blackboard, so that the respiratory tract health of students is not facilitated, the sanitation and the environmental protection in the teacher are not facilitated, and therefore, the blackboard with the push-pull blackboard eraser is provided.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides a blackboard with a push-pull blackboard eraser.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a blackboard with push-pull type blackboard sassafras, includes the plate body, top fixedly connected with support on the plate body, fixedly connected with goes up the slide rail on the support, sliding connection goes up the slider on the slide rail, it is connected with pivot one to go up the slider on, fixedly connected with turns to the gear in pivot one, it is connected with pivot two to go up the slider on, the one end fixedly connected with driven gear of pivot two, driven gear and turn to gear engagement connection, fixedly connected with cylinder in the pivot two, the parcel has the sponge in the cylinder outside, slide rail under the fixedly connected with of plate body bottom, sliding connection has the slider down on the slide rail down, the bottom rotation of pivot two is connected on the slider down, go up fixedly connected with protection casing between slide rail and the slider down.
As a further description of the above technical solution:
the protective cover is fixedly connected with a water tank, a water inlet is formed in the top of the water tank, and a cover is connected to the water inlet in a threaded manner.
As a further description of the above technical solution:
The water tank bottom fixedly connected with water pump, water pump both sides fixedly connected with spray pipe, the spray pipe is located the inside of protection casing.
As a further description of the above technical solution:
The bottom of the protective cover is provided with a chute, a drawer is connected in the chute in a sliding mode, and a handle II is arranged on one side of the drawer.
As a further description of the above technical solution:
The mounting lug seats are arranged on two sides of the plate body, positioning holes are formed in the mounting lug seats, and bolts are arranged in the positioning holes.
As a further description of the above technical solution:
The top of support is connected with the fixed plate, fixedly connected with rack on the fixed plate, the rack is connected with steering gear meshing.
As a further description of the above technical solution:
the protective cover is fixedly connected with a first handle.
The utility model has the following beneficial effects:
1. According to the utility model, the mechanism for wiping is arranged on the blackboard, the blackboard is not required to be searched for and then wiped, the time for wiping the blackboard is saved, the blackboard can be wiped cleanly by pulling the handle, meanwhile, generated chalk dust is blocked by the protective cover and then is removed by water sprayed by the water spraying pipe, the condition that the chalk dust flies in disorder caused by wiping the blackboard is avoided, the health of teachers and students is protected, meanwhile, the wiping effect of the blackboard can be improved after the blackboard is wetted, the teaching efficiency is improved, and the cleaned sewage is collected and treated by the drawer, so that the sanitation and the environment in a teaching room are protected.
Drawings
Fig. 1 is a schematic perspective view of a blackboard with a push-pull blackboard eraser according to the present utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
Fig. 3 is a schematic diagram of an internal structure of a blackboard with a push-pull blackboard eraser according to the present utility model;
FIG. 4 is an enlarged view at B in FIG. 3;
Fig. 5 is an exploded view of a blackboard with a push-pull blackboard eraser according to the present utility model.
Legend description:
1. A plate body; 2. a bracket; 3. an upper slide rail; 4. a lower slide rail; 5. an upper slider; 6. a first rotating shaft; 7. a steering gear; 8. a second rotating shaft; 9. a driven gear; 10. a sponge; 11. a protective cover; 12. a water tank; 13. a water inlet; 14. a cover; 15. a first handle; 16. positioning holes; 17. a bolt; 18. a fixing plate; 19. a rack; 20. a water pump; 21. a water spray pipe; 22. installing an ear seat; 23. a lower slide block; 24. a chute; 25. a drawer; 26. a second handle; 27. and a roller.
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. 1-5, one embodiment provided by the present utility model is: the utility model provides a blackboard with push-pull blackboard sashes, which comprises a plate body 1, the top fixedly connected with support 2 on the plate body 1, fixedly connected with goes up slide rail 3 on the support 2, sliding connection goes up slide rail 3 and goes up slider 5, go up and rotate on the slider 5 and be connected with pivot one 6, fixedly connected with steering gear 7 on the pivot one 6, it is connected with pivot two 8 to go up the slider 5, the one end fixedly connected with driven gear 9 of pivot two 8, driven gear 9 and steering gear 7 meshing are connected, fixedly connected with cylinder 27 on pivot two 8, the outside parcel of cylinder 27 has sponge 10, plate body 1 bottom fixedly connected with lower slide rail 4, sliding connection has lower slider 23 on the lower slide rail 4, the bottom rotation of pivot two 8 is connected on lower slider 23, fixedly connected with protection casing 11 between last slide rail 3 and the lower slider 23, the blackboard can be cleaned by pulling handle one 15, chalk dust that produces simultaneously is blocked by protection casing 11.
The utility model provides a water tank 12 is fixedly connected with on the protection casing 11, the water tank 12 top is equipped with water inlet 13, threaded connection has lid 14 on the water inlet 13, water tank 12 bottom fixedly connected with water pump 20, water pump 20 both sides fixedly connected with spray pipe 21, spray pipe 21 is located the inside of protection casing 11, protection casing 11 bottom is equipped with spout 24, sliding connection has drawer 25 in spout 24, drawer 25 one side is equipped with handle two 26, plate body 1 both sides are equipped with installation ear seat 22, be equipped with locating hole 16 on the installation ear seat 22, install bolt 17 in the locating hole 16, the top of support 2 is connected with fixed plate 18, fixedly connected with rack 19 on the fixed plate 18, rack 19 is connected with steering gear 7 meshing, fixedly connected with handle one 15 on the protection casing 11, the chalk dust that produces is blocked the back by protection casing 11, the water that is sprayed by spray pipe 21 has avoided the condition that the chalk dust that leads to when wiping the blackboard flies in disorder, be favorable to protecting the health of teachers, can promote the wiping effect of blackboard after wetting the blackboard with the blackboard eraser simultaneously, improve teaching efficiency.
Working principle: when the cleaning device is used, the handle I15 is transversely pulled, the handle I15 drives the lower sliding block 23 and the upper sliding block 5 to slide on the lower sliding rail 4 and the upper sliding rail 3 through the protective cover 11, the upper sliding block 5 drives the steering gear 7 to be meshed with the rack 19 when sliding so that the steering gear 7 rotates, the steering gear 7 simultaneously drives the driven gear 9 and the rotating shaft II 8 to rotate, thereby driving the roller 27 and the sponge 10 to rotate, thereby erasing the surface of the board body 1, chalk dust generated during cleaning is blocked by the protective cover 11, meanwhile, the water pump 20 is started, the water pump 20 pumps water in the water tank 12 into the spray pipe 21, water is sprayed into the protective cover 11 from the spray pipe 21, a part of water falls onto the sponge 10, the sponge 10 is wetted, the wiping effect is improved, a part of water removes the chalk dust generated during cleaning, sewage with the chalk dust falls into the drawer 25, and when the drawer 25 needs to be cleaned, the drawer 25 is pulled out from the chute 24 by the handle.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. Blackboard with push-and-pull blackboard sassafras, including plate body (1), its characterized in that: the utility model discloses a protection cover, including board body (1), upper slide rail (3), upper slide rail (5), upper slide (5) are gone up, rotate on upper slide (5) and are connected with pivot one (6), fixedly connected with steering gear (7) on pivot one (6), upper slide (5) are gone up and are connected with pivot two (8), the one end fixedly connected with driven gear (9) of pivot two (8), driven gear (9) are connected with steering gear (7) meshing, fixedly connected with cylinder (27) on pivot two (8), the outside parcel of cylinder (27) has sponge (10), board body (1) bottom fixedly connected with lower slide rail (4), sliding connection has lower slider (23) on lower slide rail (4), the bottom of pivot two (8) is rotated and is connected with on lower slider (23), fixedly connected with protection cover (11) between upper slide rail (3) and lower slider (23).
2. The blackboard with push-pull blackboard eraser according to claim 1, characterized in that: the water tank (12) is fixedly connected to the protective cover (11), a water inlet (13) is formed in the top of the water tank (12), and a cover (14) is connected to the water inlet (13) in a threaded mode.
3. A blackboard with push-pull blackboard eraser according to claim 2, characterized in that: the water tank (12) bottom fixedly connected with water pump (20), water pump (20) both sides fixedly connected with spray pipe (21), spray pipe (21) are located the inside of protection casing (11).
4. The blackboard with push-pull blackboard eraser according to claim 1, characterized in that: the bottom of the protective cover (11) is provided with a chute (24), a drawer (25) is connected in a sliding manner in the chute (24), and a handle II (26) is arranged on one side of the drawer (25).
5. The blackboard with push-pull blackboard eraser according to claim 1, characterized in that: the mounting lug bases (22) are arranged on two sides of the plate body (1), positioning holes (16) are formed in the mounting lug bases (22), and bolts (17) are arranged in the positioning holes (16).
6. The blackboard with push-pull blackboard eraser according to claim 1, characterized in that: the top of support (2) is connected with fixed plate (18), fixedly connected with rack (19) on fixed plate (18), rack (19) are connected with steering gear (7) meshing.
7. The blackboard with push-pull blackboard eraser according to claim 1, characterized in that: the protective cover (11) is fixedly connected with a first handle (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323168633.7U CN221417801U (en) | 2023-11-23 | 2023-11-23 | Blackboard with push-pull blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323168633.7U CN221417801U (en) | 2023-11-23 | 2023-11-23 | Blackboard with push-pull blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221417801U true CN221417801U (en) | 2024-07-26 |
Family
ID=92014059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323168633.7U Active CN221417801U (en) | 2023-11-23 | 2023-11-23 | Blackboard with push-pull blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221417801U (en) |
-
2023
- 2023-11-23 CN CN202323168633.7U patent/CN221417801U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203666183U (en) | Flexible blackboard capable of being erased automatically in multidirectional mode | |
| CN108928323A (en) | A kind of new-energy automobile roof cleaning device | |
| CN111216475A (en) | Blackboard capable of being cleaned for teaching | |
| CN201592598U (en) | Rotating dust-free blackboard | |
| CN221417801U (en) | Blackboard with push-pull blackboard eraser | |
| CN2556038Y (en) | Automatic cleaning blackboard | |
| CN215970844U (en) | Teaching blackboard with clean mechanism slides | |
| CN206589517U (en) | A kind of automatic-cleaning backboard | |
| CN207274229U (en) | Classroom blackboard system | |
| CN210211842U (en) | Blackboard writing wiping device for teaching blackboard | |
| CN112107164B (en) | Novel mathematical education is with supplementary teaching device | |
| CN112497961A (en) | Double-sided blackboard | |
| CN211604455U (en) | Demonstration board for foreign language teaching | |
| CN209657564U (en) | A kind of portable environmental-protection formula instructional device | |
| CN102343745A (en) | Novel blackboard | |
| CN201922797U (en) | Electric blackboard eraser capable of absorbing chalk dust for teaching | |
| CN207657476U (en) | A kind of new type blackboard | |
| CN208714761U (en) | One kind changing face automatic-cleaning backboard | |
| CN2806183Y (en) | Rolling dustproof blackboard eraser | |
| CN208335673U (en) | A kind of announcement board for administration | |
| CN208801785U (en) | A kind of automatic blackboard eraser | |
| CN211592455U (en) | A multi-functional convertible teaching board for education and teaching | |
| CN221366371U (en) | Blackboard with dust collection function | |
| CN210390588U (en) | Automatic blackboard cleaner | |
| CN2463182Y (en) | Circular belt type blackboard |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |