CN213322416U - Automatic blackboard cleaning machine - Google Patents
Automatic blackboard cleaning machine Download PDFInfo
- Publication number
- CN213322416U CN213322416U CN202020376340.5U CN202020376340U CN213322416U CN 213322416 U CN213322416 U CN 213322416U CN 202020376340 U CN202020376340 U CN 202020376340U CN 213322416 U CN213322416 U CN 213322416U
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- China
- Prior art keywords
- blackboard
- connecting rods
- rocker arms
- automatic
- rods
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- Expired - Fee Related
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Abstract
The utility model discloses an automatic blackboard cleaning machine, this structure, include: the blackboard comprises two rocker arms, two rocker arms are used for being arranged on a blackboard, one ends of the rocker arms are respectively connected with two ends of the blackboard in a rotating mode, the two rocker arms are close to one side of the blackboard and are respectively provided with a plurality of water spraying holes and dust absorption holes, two connecting rods, one ends of the two connecting rods are respectively connected with the other ends of the two rocker arms in a rotating mode, the other ends of the two connecting rods are respectively provided with a telescopic rod, the telescopic rod is connected with the connecting rods in a sliding mode, and the connecting rods and the two telescopic rods are close to one side of the blackboard and are respectively provided with a plurality of water spraying. The utility model discloses a rocker arm structure, its simple structure, convenient operation, but self-cleaning blackboard has solved in the past when using the clean blackboard of blackboard eraser, and the chalk dust adsorbs the problem on the blackboard easily.
Description
Technical Field
The utility model relates to a teaching aid field especially relates to an automatic blackboard cleaning machine.
Background
The blackboard eraser can store a large amount of chalk dust after being used for a meeting, the chalk dust is easy to accumulate on the blackboard when being used for the next time, the blackboard can not be cleaned almost in class except the class leaving time, if the problem is not solved, the chalk dust accumulated on the blackboard in a large amount can greatly influence the health of teachers and students, and the students can hardly see the handwriting of the teachers because of the excessive chalk dust adhered to the blackboard.
Disclosure of Invention
Aiming at the problems of the existing blackboard, the automatic blackboard erasing machine capable of automatically cleaning is provided.
The specific technical scheme is as follows:
an automatic blackboard erasing machine, comprising:
the two rocker arms are arranged on a blackboard, one ends of the two rocker arms are respectively and rotatably connected with two ends of the blackboard, and one sides of the two rocker arms close to the blackboard are respectively provided with a plurality of water spray holes and dust collection holes;
one end of each of the two connecting rods is rotatably connected with the other end of each of the two rocker arms, telescopic rods are arranged at the other ends of the two connecting rods and are slidably connected with the connecting rods, and a plurality of water spraying holes and dust collecting holes are formed in one side, close to the blackboard, of each of the two connecting rods and one side, close to the blackboard, of each of the two telescopic rods.
The automatic blackboard erasing machine further comprises:
the two dust collecting boxes are respectively arranged at two ends of the lower side of the blackboard;
and the exhaust fan is respectively communicated with the dust collection holes and the two dust collection boxes.
The automatic blackboard erasing machine further comprises: the two steering engines are respectively arranged at two ends of the blackboard, the two rocker arms are respectively in transmission connection with the blackboard through the two steering engines, the other two steering engines are respectively arranged at the other ends of the two rocker arms, and the two connecting rods are respectively in transmission connection with the two rocker arms through the other two steering engines.
The automatic blackboard erasing machine further comprises: the two hydraulic systems are respectively arranged in the two connecting rods, the connecting rods are sleeved on the telescopic rods, the two hydraulic systems are respectively fixedly connected with the two connecting rods, and the two hydraulic systems are respectively in transmission connection with the telescopic rods.
The automatic blackboard erasing machine is characterized in that the two rocker arms, the two connecting rods and one sides of the two telescopic rods, which are close to the blackboard, are respectively provided with bristles.
The automatic blackboard erasing machine is characterized in that the cross section of the dust absorption hole is rectangular, and the cross section of the water spraying hole is circular.
In the automatic blackboard erasing machine, the two rocker arms, the two connecting rods and the two telescopic rods are respectively and symmetrically arranged at two ends of the blackboard.
Compared with the prior art, the technical scheme has the positive effects that:
(1) the utility model discloses an automatic blackboard cleaning machine adopts motor drive's swing arm structure, its simple structure, convenient operation, low in production cost can realize self-cleaning, and clean scope covers whole blackboard.
(2) The utility model discloses an automatic be equipped with a plurality of dust absorption holes and hole for water spraying on blackboard eraser, under the effect of air exhauster, can inhale the dust collecting hole with adnexed chalk dust on the blackboard, clean through the hole for water spraying, accomplish the cleaning of blackboard.
Drawings
FIG. 1 is a schematic view of an automatic blackboard erasing machine according to the present invention;
fig. 2 is a rear view of a swing arm of an automatic blackboard eraser according to the present invention.
In the drawings: 1. a blackboard; 2. a rocker arm; 3. a connecting rod; 4. a telescopic rod; 5. a dust collecting box; 6. a dust collection hole; 7. and (4) water spray holes.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the overall structure schematic diagram of an automatic blackboard cleaning machine of the present invention, fig. 2 is the utility model discloses an automatic blackboard cleaning machine middle swing arm's back view, please see fig. 1 and fig. 2, show an automatic blackboard cleaning machine of a preferred embodiment, it includes two rocking arms 2 and two connecting rods 3, two rocking arms 2 are used for setting up on blackboard 1, the one end of two rocking arms 2 rotates with blackboard 1's both ends respectively and is connected, one side that two rocking arms 2 are close to blackboard 1 all is equipped with a plurality of hole for water spraying 7 and dust absorption hole 6, the one end of two connecting rods 3 rotates with two rocking arms 2's the other end respectively and is connected, the other end of two connecting rods 3 all is equipped with telescopic link 4, telescopic link 4 and connecting rod 3 sliding connection, one side that two connecting rods 3, two telescopic links 4 are close to blackboard 1 all is equipped with a plurality of hole for water spraying 7 and dust absorption hole.
In addition, as a preferred embodiment, the automatic blackboard erasing machine further includes:
two dust collecting boxes 5, wherein the two dust collecting boxes 5 are respectively arranged at two ends of the lower side of the blackboard 1; preferably, the dust collecting box 5 is used for collecting the chalk dust sucked from the dust suction hole, and the dust collecting box 5 is detachably arranged on the blackboard 1.
An exhaust fan which is respectively communicated with the dust absorption holes 6 and the two dust collection boxes 5. Preferably, the suction fan can suck the chalk dust attached to the blackboard 1 through the dust suction hole and then discharge the chalk dust into the dust collection box 5.
Further, as a preferred embodiment, the automatic blackboard erasing machine further comprises: four steering engines, two steering engines are located the both ends of blackboard 1 respectively, and two rocking arms 2 are connected with blackboard 1 transmission through these two steering engines respectively, and the other two steering engines are located the other end of two rocking arms 2 respectively, and two connecting rods 3 are connected with two rocking arms 2 transmission through two steering engines in addition respectively.
Further, as a preferred embodiment, the automatic blackboard erasing machine further comprises: the two hydraulic systems are respectively arranged in the two connecting rods 3, the connecting rods 3 are sleeved on the telescopic rods 4, the two hydraulic systems are respectively fixedly connected with the two connecting rods 3, and the two hydraulic systems are respectively in transmission connection with the telescopic rods 4. Preferably, a hydraulic system is used to drive the movement of the telescopic rod 4.
In a preferred embodiment, the side of each of the rocker arms 2, the link rods 3, and the telescopic rods 4 adjacent to the blackboard 1 is provided with bristles.
In a preferred embodiment, the dust suction hole 6 is provided in a rectangular shape in cross section, and the water discharge hole 7 is provided in a circular shape in cross section.
In a preferred embodiment, the two swing arms 2, the two connecting rods 3, and the two extendable rods 4 are symmetrically positioned at both ends of the blackboard 1.
The utility model discloses an automatic blackboard cleaning machine adopts motor drive's swing arm structure, its simple structure, convenient operation, low in production cost can realize self-cleaning, and clean scope covers whole blackboard.
The utility model discloses an automatic be equipped with a plurality of dust absorption holes and hole for water spraying on blackboard eraser, under the effect of air exhauster, can inhale the dust collecting hole with adnexed chalk dust on the blackboard, clean through the hole for water spraying, accomplish the cleaning of blackboard.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (7)
1. An automatic blackboard erasing machine, comprising:
the two rocker arms are arranged on a blackboard, one ends of the two rocker arms are respectively and rotatably connected with two ends of the blackboard, and one sides of the two rocker arms close to the blackboard are respectively provided with a plurality of water spray holes and dust collection holes;
one end of each of the two connecting rods is rotatably connected with the other end of each of the two rocker arms, telescopic rods are arranged at the other ends of the two connecting rods and are slidably connected with the connecting rods, and a plurality of water spraying holes and dust collecting holes are formed in one side, close to the blackboard, of each of the two connecting rods and one side, close to the blackboard, of each of the two telescopic rods.
2. The automatic blackboard erasing machine of claim 1, further comprising:
the two dust collecting boxes are respectively arranged at two ends of the lower side of the blackboard;
and the exhaust fan is respectively communicated with the dust collection holes and the two dust collection boxes.
3. The automatic blackboard erasing machine of claim 1, further comprising: the two steering engines are respectively arranged at two ends of the blackboard, the two rocker arms are respectively in transmission connection with the blackboard through the two steering engines, the other two steering engines are respectively arranged at the other ends of the two rocker arms, and the two connecting rods are respectively in transmission connection with the two rocker arms through the other two steering engines.
4. The automatic blackboard erasing machine of claim 1, further comprising: the two hydraulic systems are respectively arranged in the two connecting rods, the connecting rods are sleeved on the telescopic rods, the two hydraulic systems are respectively fixedly connected with the two connecting rods, and the two hydraulic systems are respectively in transmission connection with the telescopic rods.
5. An automatic blackboard erasing machine according to claim 1, wherein the two rocker arms, the two connecting rods and one side of the two telescopic rods close to the blackboard are provided with bristles.
6. The automatic blackboard erasing machine as claimed in claim 1, wherein the dust suction holes are rectangular in cross section, and the water spray holes are circular in cross section.
7. The automatic blackboard erasing machine as claimed in claim 1, wherein the two rocker arms, the two connecting rods and the two telescopic rods are symmetrically located at two ends of the blackboard respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020376340.5U CN213322416U (en) | 2020-03-23 | 2020-03-23 | Automatic blackboard cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020376340.5U CN213322416U (en) | 2020-03-23 | 2020-03-23 | Automatic blackboard cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213322416U true CN213322416U (en) | 2021-06-01 |
Family
ID=76057835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020376340.5U Expired - Fee Related CN213322416U (en) | 2020-03-23 | 2020-03-23 | Automatic blackboard cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213322416U (en) |
-
2020
- 2020-03-23 CN CN202020376340.5U patent/CN213322416U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20210601 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |