CN204801319U

CN204801319U - Push -and -pull blackboard with self -lock device

Info

Publication number: CN204801319U
Application number: CN201520445212.0U
Authority: CN
Inventors: 孙嘉毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-06-24
Filing date: 2015-06-24
Publication date: 2015-11-25
Anticipated expiration: 2025-06-24

Abstract

The utility model discloses a push -and -pull blackboard with self -lock device, including blackboard body, blackboard body include push -and -pull clipboard, self -lock device, go up guide rail and lower guideway, self -lock device be connected with the push -and -pull clipboard, the push -and -pull clipboard place between last guide rail and lower guideway, the lower guideway on be provided with the trompil, the trompil be connected with and dismantle dust ash box. The utility model discloses a be connected with self -lock device on the push -and -pull clipboard, make the use of push -and -pull clipboard more convenient, use push -and -pull clipboard that the person of writing also can be better, can dismantle dust ash box through the installation, the chalk end of cleaning is stored to the convenience, and the people of being convenient for dismantle the cleanness, cooperation through shaking hands the position, going up lower guideway and push -and -pull clipboard can easily spur the push -and -pull clipboard, realizes freely switching over, and is simple and convenient, installation anticollision rubber packing ring about the push -and -pull clipboard to reduce impact and noise.

Description

A kind of push-and-pull blackboard with self-locking device

Technical field

The utility model relates to blackboard field, particularly relates to a kind of push-and-pull blackboard with self-locking device.

Background technology

Push-and-pull blackboard is also known as combined type push-and-pull blackboard, this plate is the Novel writing board that various places school is popular in recent years, push-and-pull blackboard and normal blackboard usage are the same substantially, but from the angle promoted, two kinds can be divided into again, a kind of is the combination only having push-and-pull clipboard, its objective is in order to the more effective area utilized shared by blackboard, another kind increases interactive electric whiteboard or lcd touch all-in-one, its effect is just " conventional teaching is combined with modern teaching ", this plate is the integrated design, can realize when giving lessons freely changing between traditional clipboard and electronic whiteboard, time saving and energy saving, it is the perfect adaptation of board of education and modern science and technology.

For the push-and-pull blackboard of the first, have school to promote at present, but in the process used, find that some push-and-pull blackboard does not have self-locking device unexpectedly, after shifting certain position onto, teacher start to write writing on the blackboard, and blackboard is moving always, have impact on writing of teacher; Such as four packaged push-and-pull blackboards, blackboard both sides device has fixture, and middle two pieces do not have, and this have impact on the efficiency of teaching of teacher and the learning efficiency of student to a certain extent.

Utility model content

The utility model provides a kind of push-and-pull blackboard with self-locking device for solving the problem, by being connected with self-locking device on push-and-pull clipboard, make the use of push-and-pull clipboard more flexible, writer also can better use push-and-pull clipboard; By installing detachable dust box, the convenient chalk powder storing cleaning, is convenient to people and dismantles clean; By the cooperation of handle position, upper/lower guide and push-and-pull clipboard, can easily pull push-and-pull clipboard, realize freely switching, simple and convenient; Anticollision rubber washer is installed about push-and-pull clipboard, to reduce impact and noise.

The purpose of this utility model is by realizing with under type:

A kind of push-and-pull blackboard with self-locking device, comprise blackboard body, described blackboard body, comprise push-and-pull clipboard, self-locking device, upper rail and lower guideway, described self-locking device is connected with push-and-pull clipboard, and described push-and-pull clipboard is placed between upper rail and lower guideway.

Further, described push-and-pull clipboard is provided with handle position, described handle position is arc groove.

Further, described lower guideway is provided with perforate, described perforate is connected with detachable dust box.

Further, about described push-and-pull clipboard, anticollision rubber washer is installed.

Further, the plate face of described push-and-pull clipboard is blank or blackboard or green plate.

Further, described self-locking device and handle position are connected.

The beneficial effects of the utility model are:

With a push-and-pull blackboard for self-locking device, by being connected with self-locking device on push-and-pull clipboard, make the use of push-and-pull clipboard more flexible, writer also can better use push-and-pull clipboard; By installing detachable dust box, the convenient chalk powder storing cleaning, is convenient to people and dismantles clean; By the cooperation of handle position, upper/lower guide and push-and-pull clipboard, can easily pull push-and-pull clipboard, realize freely switching, simple and convenient; About push-and-pull clipboard, install anticollision rubber washer, to reduce impact and noise, global design is practical, and structure is simple, is easy to realize.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of a kind of push-and-pull blackboard with self-locking device that the utility model relates to;

Fig. 2 is the position view of a kind of perforate of relating to of the utility model and detachable dust box.

Wherein, push-and-pull clipboard 1, handle position 2, self-locking device 3, detachable dust box 4, upper rail 5, blackboard body 6, lower guideway 7, perforate 8.

Detailed description of the invention

Below in conjunction with accompanying drawing, the utility model will be further described:

As depicted in figs. 1 and 2, a kind of push-and-pull blackboard with self-locking device, comprise blackboard body 6, described blackboard body 6 comprises push-and-pull clipboard 1, self-locking device 3, upper rail 5 and lower guideway 7, described self-locking device 3 is connected with push-and-pull clipboard 1, and described push-and-pull clipboard 1 is placed between upper rail 5 and lower guideway 7.

Further, described push-and-pull clipboard 1 is provided with handle position 2, described handle position 2 is arc groove.

Further, described lower guideway 7 is provided with perforate 8, described perforate 8 is connected with detachable dust box 4.

Further, described push-and-pull clipboard about 1 installs anticollision rubber washer.

Further, the plate face of described push-and-pull clipboard 1 is blank or blackboard or green plate.

Further, described self-locking device 3 and handle position 2 are connected.

Specific embodiment

A kind of push-and-pull blackboard with self-locking device, for four packaged push-and-pull blackboards, people first use the push-and-pull clipboard of middle two pieces, after finishing using, hand is placed on handle position place, by being slidably matched of push-and-pull clipboard and upper/lower guide, drive push-and-pull clipboard to two lateral movements, exchange with the push-and-pull clipboard on both sides, fix push-and-pull clipboard by self-locking device, people just can continue to write at push-and-pull clipboard.

Chalk dust amasss in lower guideway, use Clean Brush for cleaning that chalk dust is swept tapping, chalk dust is made to be deposited in detachable dust box, when chalk dust acquires a certain degree, detachable dust box has been disassembled, process and clean complete after, detachable dust box is installed use again.

The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.

Claims

1. the push-and-pull blackboard with self-locking device, comprise blackboard body (6), it is characterized in that: described blackboard body (6) comprises push-and-pull clipboard (1), self-locking device (3), upper rail (5) and lower guideway (7), described self-locking device (3) is connected with push-and-pull clipboard (1), and described push-and-pull clipboard (1) is placed between upper rail (5) and lower guideway (7).

2. a kind of push-and-pull blackboard with self-locking device according to claim 1, is characterized in that: described push-and-pull clipboard (1) is provided with handle position (2), described handle position (2) is arc groove.

3. a kind of push-and-pull blackboard with self-locking device according to claim 1, it is characterized in that: described lower guideway (7) is provided with perforate (8), described perforate (8) is connected with detachable dust box (4).

4. a kind of push-and-pull blackboard with self-locking device according to claim 1, is characterized in that: anticollision rubber washer is installed in described push-and-pull clipboard (1) left and right.

5. a kind of push-and-pull blackboard with self-locking device according to claim 1, is characterized in that: the plate face of described push-and-pull clipboard (1) is blank or blackboard or green plate.

6. a kind of push-and-pull blackboard with self-locking device according to claim 1 or 3, is characterized in that: described self-locking device (3) and handle position (2) are connected.