CN215096623U - Integrated blackboard device integrating blackboard and blackboard eraser - Google Patents

Abstract

The utility model discloses an integrated blackboard device integrating a blackboard and a blackboard eraser, which comprises a blackboard main body, wherein a mounting plate is fixedly arranged on the back surface of the blackboard main body, a convex part is formed on one side of the mounting plate and protrudes out of one side of the blackboard main body, the convex part is provided with a chute, a telescopic blackboard eraser is arranged in the chute in a sliding manner, a baffle cover is fixed on the blackboard eraser and covers the blackboard eraser, a buffer cavity is formed between the baffle cover and the blackboard eraser, and a cleaning layer is fixed on the baffle cover; the bottom of bellying is provided with a plurality of connecting holes, and connecting hole and spout switch on, are provided with soft cover in the connecting hole. When the utility model is used, the blackboard and the blackboard eraser are integrated, the blackboard eraser is not easy to lose, a double cleaning mode can be adopted, and the cleaning effect is good; the blackboard is not easy to damage and lose, and the service life is longer; the powder on the blackboard can be collected conveniently.

Description

Integrated blackboard device integrating blackboard and blackboard eraser

Technical Field

The utility model relates to a blackboard field, concretely relates to integrated blackboard device with blackboard and blackboard sassafras integration.

Background

The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, and is mainly used for teaching. The blackboard is generally made of wood board or ground glass, and can be written on by using specific writing materials such as chalk. Mostly black, greenish black, white or beige.

The existing blackboard and blackboard eraser are generally in a split structure, the blackboard eraser is not arranged on a blackboard eraser, the size of the blackboard eraser is small, and the blackboard eraser is easy to lose when in use and causes adverse effects on teaching; at present, when the blackboard is used, other defects also exist, such as: the blackboard eraser is stained with a large amount of chalk dust after being used for a long time, but the part of chalk dust is troublesome to clean, the cleaning effect is poor, and the teaching is adversely affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an integrated blackboard device with blackboard and blackboard sassafras integration that can solve above-mentioned problem.

The utility model discloses a realize through following technical scheme: an integrated blackboard device integrating a blackboard and a blackboard eraser comprises a blackboard main body, wherein a mounting plate is fixedly mounted on the back surface of the blackboard main body, a convex part is formed on one side of the mounting plate and protrudes out of one side of the blackboard main body, a sliding groove is formed in the convex part, a telescopic blackboard eraser is slidably arranged in the sliding groove, a blocking cover is fixed on the blackboard eraser and covers the blackboard eraser, a buffer cavity is formed between the blocking cover and the blackboard eraser, and a cleaning layer is fixed on the blocking cover; the bottom of bellying is provided with a plurality of connecting holes, and connecting hole and spout switch on, are provided with soft cover in the connecting hole.

According to the preferred technical scheme, the sliding groove is of a dovetail groove structure, an opening is formed in the sliding groove and faces the blackboard main body, a matched sliding block is arranged in the sliding groove in a sliding mode, a connecting plate is fixed on a shell of the blackboard eraser, an antenna type telescopic rod is fixed on the sliding block, the telescopic end of the telescopic rod is fixed with the connecting plate, aligned screw holes are formed between the end of the telescopic rod and the connecting plate, and screws are inserted into the screw holes.

As a preferred technical scheme, the blocking cover is made of elastic colloid materials and is fixed on the shell of the blackboard eraser.

As the preferred technical scheme, be provided with the retaining chamber in the fender cover, lead to through a plurality of holes of permeating water between retaining chamber and the cleaning layer, keep off and cover and be provided with the notes liquid hole that leads to with the retaining chamber.

As the preferred technical scheme, the soft sleeve is made of colloid materials, the inner wall of the connecting hole is provided with internal threads, the soft sleeve is fixedly provided with a connecting sleeve, the surface of the connecting sleeve is provided with external threads, and the connecting sleeve is arranged in the connecting hole and meshed through the threads.

The utility model has the advantages that: when the utility model is used, the blackboard and the blackboard eraser are integrated, the blackboard eraser is not easy to lose, a double cleaning mode can be adopted, and the cleaning effect is good; the blackboard is not easy to damage and lose, and the service life is longer; the powder on the blackboard can be collected conveniently.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an overall view of the present invention;

FIG. 2 is a view showing the structure of the shield according to the present invention;

fig. 3 is a connection diagram of the blackboard eraser and the blocking cover of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

This specification includes any features disclosed in the appended claims, abstract and drawings, which are, unless expressly stated otherwise, replaceable with other equivalent or similarly purposed alternative features. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 3, the blackboard comprises a blackboard body 1, wherein a mounting plate is fixedly mounted on the back surface of the blackboard body 1, a protruding part 2 is formed on one side of the mounting plate, the protruding part 2 protrudes out of one side of the blackboard body 1, a sliding groove 211 is formed in the protruding part 2, a telescopic blackboard eraser 3 is slidably arranged in the sliding groove 211, a blocking cover 5 is fixed on the blackboard eraser 3, the blocking cover 5 covers the blackboard eraser 3, a buffer cavity is formed between the blocking cover 5 and the blackboard eraser 3, and a cleaning layer 8 is fixed on the blocking cover 5; the bottom of the protruding portion 2 is provided with a plurality of connecting holes, the connecting holes are communicated with the sliding grooves 211, and the connecting holes are internally provided with soft sleeves 12.

Wherein, spout 211 is the dovetail structure, be formed with the opening on the spout 211, the opening sets up towards blackboard main part 1, it is provided with assorted slider 7 to slide in the spout 211, slider and spout are difficult to separate, it is fixed with connecting plate 11 to bond on blackboard eraser 3's the shell, be fixed with the telescopic link 13 of antenna formula on the slider 7, telescopic link 13's flexible end and connecting plate 11 are fixed mutually, set up aligned screw hole between this end of telescopic link 13 and the connecting plate 11, insert the screw in the screw hole.

Wherein, the shield 5 is made of elastic colloid material, and the shield 5 is fixed on the shell of the blackboard eraser 3.

Wherein, be provided with water storage chamber 522 in keeping off cover 5, switch on through a plurality of holes 533 of permeating water between water storage chamber 522 and the cleaning layer 8, keep off and be provided with the notes liquid hole that switches on with water storage chamber 522 on the cover 5, add water through annotating the liquid hole, water acts on the cleaning layer through the hole of permeating water for the cleaning layer becomes wet, does benefit to the cleanness. The structure of the cleaning layer is the same as that of the cleaning surface of a common blackboard, and the cleaning layer is fixed by waterproof glue.

Wherein, the soft cover 12 is made of aging-resistant colloid material, the inner wall of the connecting hole is provided with internal threads, the soft cover 12 is fixedly bonded with a connecting sleeve 16, the surface of the connecting sleeve 16 is provided with external threads, and the connecting sleeve 16 is arranged in the connecting hole and meshed through the threads.

When the technical scheme is used, the blackboard can be connected with the telescopic rod, the position and the height can be adjusted up and down, and the blackboard is convenient to use.

The blackboard is protected by the blocking cover, so that the blackboard is not easy to damage, the blackboard is dry, and the cleaning layer on the blocking cover is wet and has good cleaning effect in a dry cleaning mode and a wet cleaning mode.

The powder that the blackboard produced falls into to collect the save in the spout downwards, falls into to collect in the soft cover along with the spout, and soft cover can be dismantled, can wash after dismantling, repetitious usage.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (5)

1. The utility model provides a with integrated blackboard device of blackboard and blackboard sassafras integration, includes blackboard main part (1), the back installation of blackboard main part (1) is fixed with the mounting panel, its characterized in that: a convex part (2) is formed on one side of the mounting plate, the convex part (2) protrudes out of one side of the blackboard main body (1), a sliding groove (211) is formed in the convex part (2), a telescopic blackboard eraser (3) is arranged in the sliding groove (211) in a sliding mode, a blocking cover (5) is fixed on the blackboard eraser (3), the blackboard eraser (3) is covered by the blocking cover (5), a buffer cavity is formed between the blocking cover (5) and the blackboard eraser (3), and a cleaning layer (8) is fixed on the blocking cover (5); the bottom of the protruding part (2) is provided with a plurality of connecting holes, the connecting holes are communicated with the sliding groove (211), and a soft sleeve (12) is arranged in the connecting holes.

2. The integrated blackboard device integrating blackboard eraser and blackboard eraser according to claim 1, wherein: spout (211) are the dovetail structure, be formed with the opening on spout (211), the opening sets up towards blackboard main part (1), it is provided with assorted slider (7) to slide in spout (211), be fixed with connecting plate (11) on the shell of blackboard eraser (3), be fixed with telescopic link (13) of antenna formula on slider (7), the flexible end and the connecting plate (11) of telescopic link (13) are fixed mutually, set up aligned screw hole between this end and the connecting plate (11) of telescopic link (13), insert the screw in the screw hole.

3. The integrated blackboard device integrating blackboard eraser and blackboard eraser according to claim 1, wherein: the blocking cover (5) is made of elastic colloid material, and the blocking cover (5) is fixed on the shell of the blackboard eraser (3).

4. The integrated blackboard device integrating blackboard eraser and blackboard eraser according to claim 1, wherein: a water storage cavity (522) is arranged in the blocking cover (5), the water storage cavity (522) is communicated with the cleaning layer (8) through a plurality of water permeable holes (533), and a liquid injection hole communicated with the water storage cavity (522) is arranged on the blocking cover (5).

5. The integrated blackboard device integrating blackboard eraser and blackboard eraser according to claim 1, wherein: the soft sleeve (12) is made of colloid materials, inner threads are arranged on the inner wall of the connecting hole, the connecting sleeve (16) is fixed on the soft sleeve (12), outer threads are arranged on the surface of the connecting sleeve (16), and the connecting sleeve (16) is arranged in the connecting hole and meshed through the threads.

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