CN221090328U

CN221090328U - Blackboard device with mobile blackboard eraser

Info

Publication number: CN221090328U
Application number: CN202322746124.1U
Authority: CN
Inventors: 吕本龙
Original assignee: Henan Runfeng Teaching Equipment Co ltd
Current assignee: Henan Runfeng Teaching Equipment Co ltd
Filing date: 2023-10-13
Publication date: 2024-06-07
Anticipated expiration: 2033-10-13

Abstract

The utility model relates to the technical field of blackboards, in particular to a blackboard device with a movable blackboard eraser, which improves the efficiency of the device on the blackboard for cleaning fonts and improves the practicability; the top end of the fixed plate is provided with a sliding groove and is connected with a sliding rod in a sliding way, a cleaning sponge is fixedly arranged on the outer side wall of the sliding rod, and the outer side wall of the cleaning sponge is tightly attached to the outer side wall of the blackboard; the outer side wall of the fixed plate is fixedly provided with a fixed column, and the top end and the bottom end of the fixed column are both provided with sliding mechanisms; the sliding mechanism comprises a connecting block, the connecting block is fixedly arranged at the top end of the fixed column, a connecting rod is transversely and fixedly arranged on the outer side wall of the connecting block, a guard plate is fixedly arranged on the outer side wall of the blackboard, a limit groove is transversely formed in the top area of the guard plate, the limit groove is in sliding connection with the connecting rod, a cushion block is attached to one end of the connecting rod, a fixing screw is screwed at one end of the connecting rod, and a first handle is fixedly arranged on the outer side wall of the fixing screw.

Description

Blackboard device with mobile blackboard eraser

Technical Field

The utility model relates to the technical field of blackboards, in particular to a blackboard device with a movable blackboard eraser.

Background

The blackboard eraser body is a teaching article for erasing a blackboard or a writing board, the traditional blackboard eraser body is simply connected with the fixing plate and the cleaning brush, the volume of the existing blackboard eraser is small, a user can conveniently clean the blackboard when the user cleans the fonts on the blackboard in a small range, but when the user needs to erase the blackboard in a large area, the blackboard eraser is small in volume, time and labor are wasted when the user cleans the fonts on the blackboard, the efficiency of the blackboard eraser for cleaning the fonts on the blackboard is reduced, and the blackboard device with the mobile blackboard eraser is needed to solve the problems.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the blackboard device with the movable blackboard eraser, which improves the efficiency of the device for cleaning fonts on a blackboard and improves the practicability.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the blackboard device with the movable blackboard eraser comprises a blackboard and a fixed plate, wherein a sliding groove is formed in the top end of the fixed plate and is connected with a sliding rod in a sliding manner, a cleaning sponge is fixedly arranged on the outer side wall of the sliding rod, and the outer side wall of the cleaning sponge is tightly attached to the outer side wall of the blackboard;

The outer side wall of the fixed plate is fixedly provided with a fixed column, and the top end and the bottom end of the fixed column are both provided with sliding mechanisms;

The sliding mechanism comprises a connecting block, the connecting block is fixedly arranged at the top end of the fixed column, a connecting rod is transversely and fixedly arranged on the outer side wall of the connecting block, a guard plate is fixedly arranged on the outer side wall of the blackboard, a limit groove is transversely formed in the top area of the guard plate, the limit groove is in sliding connection with the connecting rod, a cushion block is attached to one end of the connecting rod, a fixing screw is screwed at one end of the connecting rod, and a first handle is fixedly arranged on the outer side wall of the fixing screw.

Preferably, a plurality of support posts are longitudinally and fixedly arranged on the outer side wall of the blackboard.

Further, a collecting groove is fixedly arranged on the outer side wall of the bottom area of each pillar.

Still further, the outer lateral wall of fixed plate is last to be fixedly installed the second handle.

On the basis of the scheme, a third handle is fixedly arranged at the top end of the sliding rod.

Further, the top end of each pillar is fixedly provided with a fixing groove.

(III) beneficial effects

Compared with the prior art, the utility model provides the blackboard device with the movable blackboard eraser, which has the following beneficial effects:

This blackboard device with remove blackboard eraser, through the spacing groove slip operation of connecting rod on the backplate, and then synchronous drive connecting block, fixed column, fixed plate, slide bar and the synchronous removal operation of clean sponge, through the continuous contact of the lateral wall of clean sponge and the lateral wall of blackboard, and then need carry out quick clearance operation to the clear typeface on the blackboard, and then improved the device and need clear up the efficiency of typeface on the blackboard, improved the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the connection structure of the blackboard, the connecting rod, the fixing screw and the like according to the utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

fig. 4 is a schematic view of a partial side view of the present utility model.

The reference numerals in the drawings: 1. a blackboard; 2. a fixing plate; 3. a slide bar; 4. cleaning a sponge; 5. fixing the column; 6. a connecting block; 7. a connecting rod; 8. a guard board; 9. a limit groove; 10. a cushion block; 11. a set screw; 12. a first handle; 13. a support post; 14. a collection tank; 15. a second handle; 16. a third handle; 17. a fixing groove.

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.

Examples

Referring to fig. 1-4, a blackboard device with a movable blackboard eraser comprises a blackboard 1 and a fixed plate 2, wherein a chute is formed at the top end of the fixed plate 2 and is in sliding connection with a slide bar 3, a cleaning sponge 4 is fixedly arranged on the outer side wall of the slide bar 3, and the outer side wall of the cleaning sponge 4 is tightly attached to the outer side wall of the blackboard 1; the outer side wall of the fixed plate 2 is fixedly provided with a fixed column 5, and the top end and the bottom end of the fixed column 5 are provided with sliding mechanisms; the sliding mechanism comprises a connecting block 6, the top of a fixed column 5 is fixedly arranged on the connecting block 6, a connecting rod 7 is transversely and fixedly arranged on the outer side wall of the connecting block 6, a guard plate 8 is fixedly arranged on the outer side wall of a blackboard 1, a limit groove 9 is transversely formed in the top area of the guard plate 8, the limit groove 9 is in sliding connection with the connecting rod 7, a cushion block 10 is attached to one end of the connecting rod 7, a fixing screw 11 is screwed on one end of the connecting rod 7, a first handle 12 is fixedly arranged on the outer side wall of the fixing screw 11, the blackboard device with a movable blackboard eraser slides through the limit groove 9 on the guard plate 8, and then synchronous movement operation of the connecting block 6, the fixed column 5, the fixed plate 2, the sliding rod 3 and the cleaning sponge 4 is carried out, continuous contact between the outer side wall of the cleaning sponge 4 and the outer side wall of the blackboard 1 is carried out, and then the fonts needing cleaning on the blackboard are rapidly cleaned, so that the efficiency of the device on the blackboard is improved, and practicability is improved.

Referring to fig. 1, a plurality of support posts 13 are fixedly installed on the outer side wall of the blackboard 1 in a longitudinal direction, and the device is effectively supported by installing the support posts 13.

Referring to fig. 1, a collecting tank 14 is fixedly installed on the outer sidewall of the bottom area of each pillar 13, and dust generated by cleaning the cleaning sponge 4 is collected by installing the collecting tank 14.

Referring to fig. 1, it should be further noted that the outer sidewall of the fixing plate 2 is fixedly provided with a second handle 15, and the sliding operation of the fixing plate 2 is facilitated for a user by installing the second handle 15.

Referring to fig. 1, a third handle 16 is fixedly installed at the top end of the sliding rod 3, and by installing the third handle 16, a user can conveniently slide the sliding rod 3 on a sliding groove formed in the fixing plate 2.

Referring to fig. 1, a fixing slot 17 is fixedly installed at the top end of each pillar 13, and the fixing slot 17 is installed, so that the installation operation of the blackboard eraser with small volume is facilitated.

To sum up, this blackboard device with remove blackboard eraser when practical, when the typeface on the lateral wall of blackboard 1 needs to clear up, carry out horizontal removal operation with second handle 15, drive fixed plate 2 through the synchronous while that second handle 15 removed, slide bar 3 and cleaning sponge 4 carry out removal operation, the continuous typeface that contacts on blackboard 1 through the cleaning sponge 4 of removal operation, and then clear up the typeface on blackboard 1 and operate, the produced dust of clearance is collected through collecting vat 14, when cleaning sponge 4 needs to clear up the operation, rotate first handle 12, drive fixed screw 11 through rotatory first handle 12 synchronous simultaneously carries out rotatory operation, and then make fixed screw 11 break away from with connecting rod 7, break away from the lateral wall of cleaning sponge 4 and blackboard 1 after, upwards translate third handle 16, drive slide bar 3 and cleaning sponge 4 through synchronous while that third handle 16 removed move and then make slide bar 3 and cleaning sponge 4 break away from fixed plate 2, thereby clear up the operation to clean up cleaning sponge 4.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Blackboard device with remove blackboard eraser, including blackboard (1) and fixed plate (2), its characterized in that: a sliding groove is formed in the top end of the fixed plate (2) and is connected with a sliding rod (3) in a sliding manner, a cleaning sponge (4) is fixedly arranged on the outer side wall of the sliding rod (3), and the outer side wall of the cleaning sponge (4) is tightly attached to the outer side wall of the blackboard (1);

The outer side wall of the fixed plate (2) is fixedly provided with a fixed column (5), and the top end and the bottom end of the fixed column (5) are provided with sliding mechanisms;

The sliding mechanism comprises a connecting block (6), the connecting block (6) is fixedly arranged at the top end of a fixed column (5), a connecting rod (7) is transversely and fixedly arranged on the outer side wall of the connecting block (6), a guard plate (8) is fixedly arranged on the outer side wall of a blackboard (1), a limit groove (9) is transversely formed in the top area of the guard plate (8), the limit groove (9) is in sliding connection with the connecting rod (7), a cushion block (10) is attached to one end of the connecting rod (7), a fixing screw (11) is screwed at one end of the connecting rod (7), and a first handle (12) is fixedly arranged on the outer side wall of the fixing screw (11).

2. A blackboard device with a mobile blackboard eraser according to claim 1, characterized in that: a plurality of struts (13) are longitudinally and fixedly arranged on the outer side wall of the blackboard (1).

3. A blackboard device with a mobile blackboard eraser according to claim 2, characterized in that: a collecting groove (14) is fixedly arranged on the outer side wall of the bottom area of each strut (13).

4. A blackboard device with a mobile blackboard eraser according to claim 3, characterized in that: the outer side wall of the fixed plate (2) is fixedly provided with a second handle (15).

5. A blackboard device with a mobile blackboard eraser according to claim 4, characterized in that: a third handle (16) is fixedly arranged at the top end of the sliding rod (3).

6. A blackboard device with a mobile blackboard eraser according to claim 5, characterized in that: the top end of each pillar (13) is fixedly provided with a fixing groove (17).