CN216911155U

CN216911155U - Blackboard eraser rack

Info

Publication number: CN216911155U
Application number: CN202220282412.9U
Authority: CN
Inventors: 李双民
Original assignee: Changli County Vocational And Technical Education Center
Current assignee: Changli County Vocational And Technical Education Center
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-07-08
Anticipated expiration: 2032-02-11

Abstract

The utility model aims to provide a blackboard eraser placing frame which comprises a shell, wherein the top of the shell is a blackboard eraser placing cavity matched with the shape and the size of a blackboard eraser, the side wall of the shell is provided with a sliding rail, an ash cleaning brush is matched in the sliding rail in a sliding mode, one end of the ash cleaning brush is provided with a sliding driving end, when the blackboard eraser is placed in the blackboard eraser placing cavity, the ash cleaning brush is in contact with a wiping part of the blackboard eraser, the bottom of the ash cleaning brush is provided with an ash collecting box with an opening, and the ash collecting box is communicated with the blackboard eraser placing cavity. After the blackboard eraser cleans chalk characters, the blackboard eraser is placed in the blackboard eraser placing cavity, the sliding driving end is pushed to drive the dust cleaning brush to clean dust of a cleaning part of the blackboard eraser, and meanwhile, dust automatically falls into the dust collecting box, so that chalk dust is prevented from scattering everywhere, such as falling on a platform table.

Description

Blackboard eraser rack

Technical Field

The utility model relates to a teaching tool, in particular to a blackboard eraser placing frame.

Background

In daily teaching, the blackboard eraser is a common teaching tool, and comprises a housing and a wiping part embedded in the housing, wherein the wiping part is usually sponge or cloth.

Generally, teachers and students can place the blackboard eraser on a platform table after the blackboard is erased, so that chalk dust is scattered on the platform table, cleanliness of the platform is affected, and health conditions of teachers and students close to the platform are also affected to a certain extent.

Chinese utility model patent with patent number CN201620794089.8 discloses a blackboard eraser, include: the body is wiped, the board is wiped, the fixed knot, vibration mechanism and place the base, wipe the body and fix to detain to fix on the terminal surface of wiping the board, vibration mechanism sets up in the inside of wiping the board, place be provided with on the base with fixed knot matched with catching groove, and place and be formed with on the base and wipe body matched with and hold the chamber, the side of placing the base is provided with the switch, detain the block at catching groove and switch closed condition under fixedly, vibration mechanism, switch and power constitute closed return circuit in order to start vibration mechanism.

The structure is complex, the production and manufacturing cost is high, and the blackboard eraser is not suitable for the conventional blackboard eraser which is sold and is not beneficial to popularization.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a blackboard eraser placing frame which has the advantages of being simple in structure and convenient to produce, manufacture and popularize.

The utility model provides a blackboard eraser rack, includes the casing, the cavity is placed for the blackboard eraser with blackboard eraser shape size looks adaptation in the top of casing, and the lateral wall of casing is equipped with the track that slides, and the cooperation of sliding in the track that slides has the deashing brush, and the one end of deashing brush is equipped with the drive end that slides, and when the intracavity was placed at the blackboard eraser to the blackboard eraser, the deashing brush contacted with the wiping part of blackboard eraser, and the bottom of deashing brush is provided with takes open-ended collection ash box, and collection ash box and blackboard eraser are placed the cavity and are switched on mutually.

By adopting the technical scheme, after the blackboard eraser cleans chalk characters, the blackboard eraser is placed in the blackboard eraser placing cavity, the sliding driving end is pushed to drive the ash cleaning brush to clean ash of a cleaning part of the blackboard eraser, and meanwhile, dust automatically falls into the ash collecting box, so that chalk ash is prevented from scattering everywhere, for example, falling on a platform table.

The utility model is further provided that the opening of the dust collecting box has the same shape as the wiping part of the blackboard eraser, and the area of the opening is larger than or equal to the wiping part of the blackboard eraser.

By adopting the technical scheme, all chalk dust can be ensured to completely fall into the dust collecting box.

The utility model is further provided that the ash removal brush comprises a support rod and bristles fixed on the surface of the support rod, and one end of the support rod is detachably connected with the sliding drive end.

Through adopting above-mentioned technical scheme, when the deashing brush is too dirty, conveniently tear the deashing brush down and wash, also conveniently wash whole blackboard eraser rack.

The utility model is further set that the sliding track is a hollow open track, and the support rod or the sliding drive end is connected with the sliding track in a sliding way.

By adopting the technical scheme, the finished blackboard eraser placing frame is convenient to produce and assemble, and the production cost is reduced.

The utility model is further provided with a storage box below the ash collecting box, and the ash sweeping brush is placed in the storage box.

Through adopting above-mentioned technical scheme, some little articles can also be placed to the receiver, simultaneously, if there is the chalk dust carelessly to scatter on the podium table, also can clean through sweeping the ash brush.

Drawings

Fig. 1 is a schematic structural view of a blackboard eraser holder.

1. A housing; 2. a blackboard eraser placing cavity; 21. a step; 3. a sliding track; 4. a dust cleaning brush; 41. a support bar; bristles of bristles; 43. a sliding driving end; 5. a dust collecting box; 6. an accommodating box.

Detailed Description

The utility model is further explained below with reference to the drawings.

As shown in fig. 1, a blackboard eraser holder comprises a housing integrally formed by plastic or metal material;

the top of the shell is provided with a blackboard eraser placing cavity matched with the shape and size of a blackboard eraser, and the inside of the shell is provided with steps for stably placing the blackboard eraser in the blackboard eraser placing cavity;

the side wall of the shell is provided with a sliding track, the sliding track is preferably a hollow open track (or a closed track, in order to reduce the production and manufacturing cost, the track is preferably an open track), the support rod is erected on the hollow open track and can slide, or the sliding driving end is erected on the hollow open track and can slide;

an ash removal brush is matched in the sliding track in a sliding mode, the ash removal brush comprises a support rod and brush hairs fixed on the surface of the support rod, and when the blackboard eraser is placed in the blackboard eraser placing cavity, the brush hairs of the ash removal brush are in contact with a wiping part of the blackboard eraser (the wiping part of the blackboard eraser is one of sponge, collodion or cloth);

one end of the supporting rod is provided with a sliding driving end which is held by an operator to drive the whole dust cleaning brush to slide so as to clean chalk dust on a cleaning part of the blackboard eraser, and one end of the supporting rod is detachably connected with the sliding driving end (it needs to be explained here that the supporting rod and the sliding driving end can be integrally formed, namely, one section of the supporting rod directly extends out of the hollowed-out opening track to be held by the operator, but the dust cleaning brush is inconvenient to assemble and disassemble in the shell, and meanwhile, when the dust cleaning brush is too dirty, the dust cleaning brush is convenient to disassemble for cleaning, the whole blackboard eraser rack is convenient to clean, so the sliding driving end and the supporting rod are preferably additionally arranged to be detachably connected), and the specific detachable mode can be threaded connection or clamping and sleeving connection;

the bottom of the ash cleaning brush is provided with an ash collecting box with an opening, the ash collecting box is communicated with the blackboard eraser placing cavity, the shape of the opening of the ash collecting box is the same as that of the wiping part of the blackboard eraser, and the area of the opening of the ash collecting box is larger than or equal to that of the wiping part of the blackboard eraser. After the blackboard eraser cleans chalk characters, the blackboard eraser is placed in the blackboard eraser placing cavity, the sliding driving end is pushed to drive the dust cleaning brush to clean dust of a cleaning part of the blackboard eraser, and meanwhile, dust automatically and completely falls into the dust collecting box, so that chalk dust is prevented from scattering everywhere.

Preferably, a storage box is further arranged below the ash collecting box, an ash sweeping brush is placed in the storage box, and the ash sweeping brush can be a brush or a plane brush made of hard plastic so as to be convenient for sweeping the corners of the platform; meanwhile, the storage box can also be used for containing other small objects such as chalks.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a blackboard eraser rack, includes the casing, its characterized in that: the blackboard eraser that the top of casing was for placing the chamber with the blackboard eraser of blackboard eraser shape size looks adaptation, and the lateral wall of casing is equipped with the track that slides, and the cooperation of sliding in the track that slides has the deashing brush, and the one end of deashing brush is equipped with the drive end that slides, and when the intracavity was placed at the blackboard eraser to the blackboard eraser, the deashing brush contacted with the wiping part of blackboard eraser, and the bottom of deashing brush is provided with the ash-collecting box of taking the open-ended, and the ash-collecting box is placed the chamber with the blackboard eraser and is switched on mutually.

2. The blackboard eraser holder according to claim 1, characterized in that: the opening of the dust collecting box is the same as the shape of the wiping part of the blackboard eraser, and the area of the opening is larger than or equal to the area of the wiping part of the blackboard eraser.

3. A blackboard eraser holder according to claim 1 or 2, characterized in that: the deashing brush includes the bracing piece and is fixed in the brush hair on bracing piece surface, and the one end and the drive end that slides of bracing piece can be dismantled and be connected.

4. A blackboard eraser holder according to claim 3, characterized in that: the sliding track is a hollow open track, and the supporting rod or the sliding driving end is connected with the sliding track in a sliding mode.

5. The blackboard eraser holder according to claim 1, characterized in that: a storage box is further arranged below the ash collecting box, and an ash sweeping brush is placed in the storage box.