CN220639350U - Vertical push-and-pull blackboard - Google Patents

Abstract

The utility model relates to the field of teaching equipment, in particular to a vertical push-pull blackboard, which comprises a base, wherein a supporting rod is fixedly connected to the middle position of the base, a frame is fixedly connected to the top of the supporting rod, two blackboard bodies are clamped on the inner wall of the frame, a blackboard box is fixedly connected to the front bottom end of the frame, a V-shaped groove is formed in the top end of the inner wall of the blackboard box, a dust falling opening is formed in the bottom of the V-shaped groove, a cleaning mechanism is clamped on one side of the inner wall of the dust falling opening, a U-shaped groove is fixedly connected to the bottom end of the inner wall of the blackboard box, dust collecting boxes are clamped at two ends of the bottom of the blackboard box, and when the dust collecting boxes are full of dust, the dust collecting boxes are taken down from the blackboard box through clamping pieces and clamping grooves for processing.

Description

Vertical push-and-pull blackboard

Technical Field

The utility model relates to the field of teaching equipment, in particular to a vertical push-pull blackboard.

Background

Along with the development of society, push-pull blackboards are gradually popular among schools in recent years, are also called as composite blackboards, are convenient to switch the board surfaces through embedded design and matched with push-pull rails, are firm and reasonable in structure, are concise and elegant, effectively utilize the space, and are beneficial to the overall layout of classrooms.

When the existing push-pull blackboard is used, a blackboard groove for placing a blackboard eraser and chalk is usually formed in the lower portion of the integral frame, a large amount of chalk dust is generated when the chalk is picked up for writing or placed on the blackboard eraser, most of the chalk dust is scattered and concentrated in the blackboard groove, when a fan is opened in a classroom or the air is blown in the classroom, the air flow can drive the chalk dust in the blackboard groove to fly out, the environment is polluted, and certain influence is generated on the health of teachers and students, so that the vertical push-pull blackboard is provided to solve the existing problems.

Disclosure of Invention

The utility model aims to provide a vertical push-pull blackboard which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vertical push-and-pull blackboard, includes the base, the intermediate position fixedly connected with branch of base, the top fixedly connected with frame of branch, the inner wall block of frame is equipped with two blackboard bodies, the positive bottom fixedly connected with blackboard box of frame, V type groove has been seted up on the top of blackboard box inner wall, the dust fall mouth has been seted up to the bottom in V type groove, one side block of dust fall mouth inner wall is equipped with cleans the mechanism, the bottom fixedly connected with U type groove of blackboard box inner wall, the equal block in both ends of blackboard box bottom is equipped with the dust collecting box.

Preferably, the cleaning mechanism comprises a stirring sheet, wherein the bottom of the stirring sheet is fixedly connected with a clamping plate, and the bottom of the clamping plate is fixedly connected with a cleaning disc.

Preferably, a plurality of bristles are fixedly connected to the bottom of the cleaning disc at equal intervals, and a mounting plate is fixedly connected to the top end of one side of the blackboard box.

Preferably, the collecting openings are formed in two sides of the bottom of the blackboard box, and clamping pieces are fixedly connected to two ends of the bottom of the blackboard box.

Preferably, the clamping grooves are formed in two sides of the dust collecting box, and the outer walls of the two clamping pieces are respectively connected with the inner walls of the two clamping grooves in a clamping mode.

Preferably, the bottom of the inner wall of the frame is fixedly connected with an inclined plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the device is used, chalk and a blackboard eraser can be placed in a V-shaped groove on a blackboard box (the opening of the V-shaped groove is smaller than the diameter of a normal chalk, so that the chalk cannot fall), dust generated when the chalk and the blackboard eraser are taken up or put down can fall into a U-shaped groove at the bottom of the blackboard box through a dust falling opening at the bottom of the V-shaped groove to be collected, when the dust is accumulated to a certain degree, a movable stirring piece is pushed left and right and a cleaning disc at the bottom is driven by a clamping plate to move left and right, when the cleaning disc moves, chalk dust in the U-shaped groove can be swept into two dust boxes through two collecting openings through bristles, and when the dust boxes are full of dust, the dust boxes are taken down from the blackboard boxes through clamping pieces and clamping grooves to be processed;

2. the device is provided with the inclined plate at the bottom of the frame, the bottom of the blackboard body is in an inclined surface shape and can be attached to the inclined plate, and when chalk is used for writing, the falling part of chalk dust can fall into the V-shaped groove through the inclined plate to be collected, so that the dust collection capacity is further improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a sectional view showing the internal structure of the blackboard box according to the present utility model;

FIG. 4 is a schematic view of a cleaning mechanism according to the present utility model;

fig. 5 is a schematic view of the bottom structure of the blackboard box in the utility model.

In the figure: 1. a base; 2. a support rod; 3. a frame; 4. a blackboard body; 5. a blackboard box; 6. a V-shaped groove; 7. a dust falling port; 8. a cleaning mechanism; 81. a driving plate; 82. a clamping plate; 83. a cleaning plate; 84. brushing; 9. a U-shaped groove; 10. a dust collection box; 11. a mounting plate; 12. a collection port; 13. a clamping piece; 14. a clamping groove; 15. and (3) an inclined plate.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

As shown in fig. 1-5, the vertical push-pull blackboard provided by the utility model comprises a base 1, wherein a supporting rod 2 is fixedly connected to the middle position of the base 1, a frame 3 is fixedly connected to the top of the supporting rod 2, two blackboard bodies 4 are clamped on the inner wall of the frame 3, a blackboard box 5 is fixedly connected to the front bottom end of the frame 3, a V-shaped groove 6 is formed in the top end of the inner wall of the blackboard box 5, chalk dust falls into a dust falling opening 7 more favorably by the V-shaped groove 6, the dust falling opening 7 is formed in the bottom of the V-shaped groove 6, a cleaning mechanism 8 is clamped on one side of the inner wall of the dust falling opening 7, a U-shaped groove 9 is fixedly connected to the bottom end of the inner wall of the blackboard box 5, dust collecting boxes 10 are clamped on both ends of the bottom of the blackboard box 5, the chalk dust is collected intensively by the dust collecting boxes 10, an inclined plate 15 is fixedly connected to the bottom of the inner wall of the frame 3, and the chalk dust falling along the inclined plate 15 falls into the V-shaped groove 6 during writing;

as shown in fig. 2, the cleaning mechanism 8 comprises a stirring piece 81, and the top end of one side of the blackboard box 5 is fixedly connected with a mounting plate 11;

as shown in fig. 3, a clamping plate 82 is fixedly connected to the bottom of the stirring plate 81, and a cleaning disc 83 is fixedly connected to the bottom of the clamping plate 82;

as shown in fig. 4, two ends of the bottom of the blackboard box 5 are fixedly connected with clamping pieces 13, two sides of the dust collecting box 10 are provided with clamping grooves 14, and the outer walls of the two clamping pieces 13 are respectively in clamping connection with the inner walls of the two clamping grooves 14;

as shown in fig. 5, both sides of the bottom of the blackboard box 5 are provided with collecting openings 12.

The working principle of the utility model is as follows: when the device is used, chalk and a blackboard eraser can be placed in the V-shaped groove 6 on the blackboard box 5 at ordinary times (the opening of the V-shaped groove 6 is smaller than the diameter of a normal chalk, so that the chalk cannot fall), dust generated when the chalk and the blackboard eraser are taken up or put down can fall into the U-shaped groove 9 at the bottom of the blackboard box 5 through the dust falling opening 7 at the bottom of the V-shaped groove 6, and is collected, when the dust is accumulated to a certain degree, the stirring piece 81 is pushed left and right, and the cleaning disc 83 at the bottom is driven by the clamping plate 82 to move left and right, when the cleaning disc 83 moves, chalk dust in the U-shaped groove 9 can be swept into the two dust collecting boxes 10 through the two collecting openings 12 through the bristles 84, and when the dust collecting boxes 10 are full of dust, the dust collecting boxes 10 are taken down from the blackboard box 5 through the clamping pieces 13 and the clamping grooves 14 for treatment;

the device is equipped with inclined plate 15 in frame 3 bottom, and blackboard body 4 bottom is the inclined plane form can laminate mutually with inclined plate 15, when using the chalk to write, and the partial chalk dust that falls can be collected in falling V type groove 6 through inclined plate 15, has further improved the collecting capacity to the dust.

It is to be understood that the above-described embodiments of the present utility model are intended to be illustrative or explanatory of the principles of the utility model, and are not restrictive of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims (6)

1. The utility model provides a vertical push-and-pull blackboard, includes base (1), its characterized in that: the novel blackboard is characterized in that a supporting rod (2) is fixedly connected to the middle position of the base (1), a frame (3) is fixedly connected to the top of the supporting rod (2), two blackboard bodies (4) are arranged on the inner wall of the frame (3) in a clamping mode, a blackboard box (5) is fixedly connected to the front bottom of the frame (3), a V-shaped groove (6) is formed in the top of the inner wall of the blackboard box (5), a dust falling opening (7) is formed in the bottom of the V-shaped groove (6), a cleaning mechanism (8) is arranged on one side of the inner wall of the dust falling opening (7) in a clamping mode, a U-shaped groove (9) is fixedly connected to the bottom end of the inner wall of the blackboard box (5), and dust collecting boxes (10) are arranged at two ends of the bottom of the blackboard box (5) in a clamping mode.

2. A vertical push-pull blackboard according to claim 1, characterized in that: the cleaning mechanism (8) comprises a stirring sheet (81), a clamping plate (82) is fixedly connected to the bottom of the stirring sheet (81), and a cleaning disc (83) is fixedly connected to the bottom of the clamping plate (82).

3. A vertical push-pull blackboard according to claim 2, characterized in that: the bottom of cleaning disc (83) equidistance fixedly connected with a plurality of brush hair (84), the top of blackboard box (5) one side is fixedly connected with mounting panel (11).

4. A vertical push-pull blackboard according to claim 1, characterized in that: collecting ports (12) are formed in two sides of the bottom of the blackboard box (5), and clamping pieces (13) are fixedly connected to two ends of the bottom of the blackboard box (5).

5. A vertical push-pull blackboard according to claim 4, wherein: clamping grooves (14) are formed in two sides of the dust collecting box (10), and the outer walls of the two clamping pieces (13) are respectively connected with the inner walls of the two clamping grooves (14) in a clamping mode.

6. A vertical push-pull blackboard according to claim 1, characterized in that: the bottom of the inner wall of the frame (3) is fixedly connected with an inclined plate (15).