CN212555607U

CN212555607U - Longitudinal push-pull blackboard capable of preventing light reflection

Info

Publication number: CN212555607U
Application number: CN202020960267.6U
Authority: CN
Inventors: 张斌
Original assignee: Hangzhou Qinghe Education Equipment Co ltd
Current assignee: Hangzhou Qinghe Education Equipment Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-02-19
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a prevent blackboard of vertical push-and-pull of reflection of light, including the blackboard main part, the inboard of blackboard main part is provided with side blackboard, upper push-and-pull board and lower floor's push-and-pull board, the side blackboard is located one side that has upper push-and-pull board, lower floor's push-and-pull board is located the front end of upper push-and-pull board, the inboard fixedly connected with upper blackboard of upper push-and-pull board, the inboard fixedly connected with lower floor blackboard of lower floor's push-and-pull board. A prevent blackboard of vertical push-and-pull of reflection of light, be equipped with adjustable reflection-proof mechanism and convenient push-and-pull chalk standing groove mechanism, can make things convenient for better preventing reflection-proof operation, can adjust, the angle interchangeable increases the effect of preventing reflection of light, the better teaching of being convenient for can also make things convenient for better carry out push-and-pull operation to the blackboard, be difficult for receiving the injury, the convenience is placed the chalk, the better operation of being convenient for brings better use prospect.

Description

Longitudinal push-pull blackboard capable of preventing light reflection

Technical Field

The utility model relates to a blackboard field, in particular to prevent blackboard of vertical push-and-pull of reflection of light.

Background

The blackboard is a supporting equipment that the teaching is supplementary, and the blackboard can be used in the time of the teacher of school carries out the operation of imparting knowledge to students absolutely, and nowadays, the use type of blackboard is more diversified, has holisticly, and vertical push-and-pull still have horizontal push-and-pull, make things convenient for the teacher to use more, along with the continuous development of science and technology, people also more and more high to the manufacturing process requirement of blackboard.

The existing blackboard has certain defects when in use, firstly, the operation of preventing reflection of light can not be well performed when the blackboard is used, the teaching quality is affected, the use of people is not facilitated, in addition, the operation of pushing and pulling can not be well performed when the blackboard is used, the chalk can not be well placed, certain adverse effect is brought to the use process of people, and therefore, the blackboard capable of preventing reflection of light and longitudinally pushing and pulling is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a prevent blackboard of vertical push-and-pull of reflection of light can make things convenient for better preventing the operation of reflecting light, can adjust, and the angle is interchangeable, increases the effect of preventing the reflection of light, and the better teaching of being convenient for can also make things convenient for better carry out the push-and-pull operation to the blackboard, is difficult for receiving the injury, conveniently places the chalk, and the better operation of being convenient for can effectively solve the problem in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a blackboard of vertical push-and-pull of preventing reflection of light, includes the blackboard main part, the inboard of blackboard main part is provided with side blackboard, upper push-and-pull board and lower floor push-and-pull board, the side blackboard is located one side that has upper push-and-pull board, lower floor push-and-pull board is located the front end of upper push-and-pull board, the inboard fixedly connected with upper blackboard of upper push-and-pull board, the inboard fixedly connected with lower blackboard of lower floor push-and-pull board, the front end of lower floor blackboard is provided with just push-and-pull chalk standing groove mechanism, just push-and-pull chalk standing groove mechanism includes push-and-pull groove, lower plywood, upper plate, protection pad, chalk groove, one side surface of blackboard main part is provided with adjustable anti-reflection mechanism, adjustable anti-reflection mechanism includes pivot, regulating plate.

Preferably, the rotating shaft is located on one side of the adjusting plate, the supporting plate is located at the front end of the adjusting plate, the supporting groove is located on the inner side of the supporting plate, and the anti-reflection film is located on the outer surface of the lower end of the adjusting plate.

Preferably, the upper plate is located on the inner side of the upper end of the push-pull groove, the lower plate is located on the inner side of the lower end of the push-pull groove, the protection pad is located on the lower end of the upper plate, and the chalk groove is located on the upper end of the lower plate.

Preferably, be provided with the powerful glue between regulating plate and the anti-reflection film, the lower extreme surface of regulating plate is through the powerful glue and the upper end external surface fixed connection who prevents the reflection film, be provided with the fixed block between regulating plate and the pivot, the outer wall fixed connection of fixed block and pivot is passed through to one side of regulating plate.

Preferably, a fixing adhesive is arranged between the upper plate and the protection pad, the lower end of the upper plate is fixedly connected with the upper end of the protection pad through the fixing adhesive, a clamping groove is arranged between the lower plate and the chalk groove, and the upper end of the lower plate is fixedly connected with the lower end of the chalk groove through the clamping groove.

Preferably, a sliding groove is formed between the upper layer push-pull plate and the blackboard main body, and the outer sides of the upper layer push-pull plate and the lower layer push-pull plate are movably connected with the inner side of the blackboard main body through the sliding groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a prevent blackboard of vertical push-and-pull of reflection of light possesses following beneficial effect:

1. this prevent blackboard of vertical push-and-pull of reflection of light, can make things convenient for better preventing the operation of reflecting light through adjustable anti-reflection mechanism, can adjust, the angle interchangeable, increase the effect of preventing the reflection of light, be convenient for better teaching, can rotate through the pivot when using, thereby adjust the angle of regulating plate, convenient better the operation of preventing reflecting light that carries on, it increases the effect of preventing reflecting light to prevent the reflection of light membrane, it is more practical, the backup pad supports the bracing piece with supporting the groove is convenient better, be convenient for carry out the location operation, and is simple and practical.

2. This prevent blackboard of vertical push-and-pull of reflection of light, can conveniently better carry out the push-and-pull operation to the blackboard through just push-and-pull chalk standing groove mechanism, be difficult for receiving the injury, the convenience is placed the chalk, be convenient for better operate, can up lift the blackboard with the position of hand holding the upper plate during the use, also can press down the position of lower plate and push down the blackboard, the protection pad increases wear-resisting protection's performance, be difficult for receiving the injury, anti-skidding performance is more excellent, the chalk groove is convenient to be placed the chalk, increase performance.

3. This prevent blackboard of vertical push-and-pull of reflection of light, it is convenient to support through blackboard main part and side blackboard, and the effect of side blackboard is more diversified, can hang multimedia equipment, and is more convenient, and upper push-and-pull board and lower floor's push-and-pull board can move about in blackboard main part's inboard through the spout, and upper blackboard and lower floor's blackboard make things convenient for better teaching operation, and it is more convenient to use, whole blackboard simple structure, and convenient operation, the effect of use is better for traditional mode.

Drawings

Fig. 1 is a schematic view of the overall structure of a longitudinal sliding blackboard for preventing light reflection.

Fig. 2 is a schematic structural view of the lower layer blackboard in the vertical push-pull blackboard of the utility model for preventing reflection of light.

Fig. 3 is a schematic structural view of the adjustable reflection preventing mechanism in the vertical push-pull blackboard for preventing reflection.

Fig. 4 is a schematic structural view of the chalk holding groove mechanism of the vertical push-pull blackboard for preventing light reflection.

In the figure: 1. a blackboard main body; 2. an upper layer push-pull plate; 3. an upper layer blackboard; 4. an adjustable anti-reflection mechanism; 401. a rotating shaft; 402. an adjusting plate; 403. a support plate; 404. a support groove; 405. an antireflection film; 5. a side blackboard; 6. a lower push-pull plate; 7. a lower layer blackboard; 8. a chalk placing groove mechanism is convenient to push and pull; 801. a push-pull groove; 802. a lower layer plate; 803. an upper plate; 804. a protection pad; 805. a chalk groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a longitudinal push-pull blackboard capable of preventing light reflection comprises a blackboard main body 1, a side blackboard 5, an upper push-pull plate 2 and a lower push-pull plate 6 are arranged on the inner side of the blackboard main body 1, the side blackboard 5 is positioned on one side of the upper push-pull plate 2, the lower push-pull plate 6 is positioned at the front end of the upper push-pull plate 2, the upper blackboard 3 is fixedly connected on the inner side of the upper push-pull plate 2, the lower blackboard 7 is fixedly connected on the inner side of the lower push-pull plate 6, a chalk conveniently pushing and pulling groove mechanism 8 is arranged at the front end of the lower blackboard 7, the chalk conveniently pushing and pulling groove mechanism 8 comprises a push-pull groove 801, a lower plate 802, an upper plate 803, a protection pad 804 and a chalk groove 805, an adjustable anti-reflection mechanism 4, the adjustable anti-reflection mechanism 4 comprises a rotating shaft 401, an adjusting plate 402, a supporting plate 403, a supporting groove 404 and an anti-reflection film 405.

Further, the rotating shaft 401 is located on one side of the adjusting plate 402, the supporting plate 403 is located at the front end of the adjusting plate 402, the supporting groove 404 is located on the inner side of the supporting plate 403, and the anti-reflection film 405 is located on the outer surface of the lower end of the adjusting plate 402, so that anti-reflection operation can be conveniently and better performed, and adjustment can be performed.

Furthermore, the upper plate 803 is positioned on the inner side of the upper end of the push-pull groove 801, the lower plate 802 is positioned on the inner side of the lower end of the push-pull groove 801, the protective pad 804 is positioned at the lower end of the upper plate 803, and the chalk groove 805 is positioned at the upper end of the lower plate 802, so that the blackboard can be conveniently and better pushed and pulled, and is not easy to be damaged.

Further, be provided with the powerful glue between regulating plate 402 and the anti-reflection film 405, the lower extreme surface of regulating plate 402 is through the powerful glue with prevent the upper end surface fixed connection of anti-reflection film 405, be provided with the fixed block between regulating plate 402 and the pivot 401, the outer wall fixed connection of fixed block and pivot 401 is passed through to one side of regulating plate 402, the angle is interchangeable, increases the effect of preventing reflecting light, the better teaching of being convenient for.

Further, a fixing adhesive is arranged between the upper plate 803 and the protection pad 804, the lower end of the upper plate 803 is fixedly connected with the upper end of the protection pad 804 through the fixing adhesive, a clamping groove is formed between the lower plate 802 and the chalk groove 805, and the upper end of the lower plate 802 is fixedly connected with the lower end of the chalk groove 805 through the clamping groove, so that chalk can be placed conveniently and better operated.

Furthermore, sliding grooves are formed between the upper layer of push-pull plate 2 and the lower layer of push-pull plate 6 and the blackboard main body 1, and the outer sides of the upper layer of push-pull plate 2 and the lower layer of push-pull plate 6 are movably connected with the inner side of the blackboard main body 1 through the sliding grooves, so that push-pull operation is facilitated.

The working principle is as follows: the utility model comprises a blackboard body 1, an upper layer push-pull plate 2, an upper layer blackboard 3, an adjustable anti-reflection mechanism 4, a side blackboard 5, a lower layer push-pull plate 6, a lower layer blackboard 7 and a convenient push-pull chalk placing groove mechanism 8, wherein the blackboard body 1 and the side blackboard 5 are conveniently supported, the side blackboard 5 has more diversified functions, and can be used for hanging multimedia equipment, and is more convenient, the upper layer push-pull plate 2 and the lower layer push-pull plate 6 can move at the inner side of the blackboard body 1 through a chute, the upper layer blackboard 3 and the lower layer blackboard 7 are convenient for better teaching operation, and are more convenient to use, the adjustable anti-reflection mechanism 4 can be used for better anti-reflection operation, can be adjusted, the angle can be changed, the anti-reflection effect is increased, the better teaching is convenient, and the rotation can be realized through a rotating shaft 401 when in use, so as to adjust the angle of an adjusting plate, the convenient better operation of preventing reflecting light that prevents, reflection-proof membrane 405 increases the effect of preventing reflecting light, it is more practical, backup pad 403 and support groove 404 are convenient better to support the bracing piece, be convenient for fix a position the operation, simple and practical, just, push-and-pull chalk standing groove mechanism 8's use can be convenient better carry out the push-and-pull operation to the blackboard, be difficult for receiving the injury, conveniently place the chalk, be convenient for better operation, can up lift the blackboard with the position of hand-held upper plate 803 during the use, also can press down the position of plywood 802 and push down the blackboard, protection pad 804 increases wear-resisting protection's performance, be difficult for receiving the injury, non-skid property is more excellent, chalk groove 805 conveniently places the chalk, increase performance.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prevent blackboard of vertical push-and-pull of reflection of light, includes blackboard main part (1), its characterized in that: the blackboard is characterized in that a side blackboard (5), an upper-layer push-pull plate (2) and a lower-layer push-pull plate (6) are arranged on the inner side of the blackboard main body (1), the side blackboard (5) is located on one side of the upper-layer push-pull plate (2), the lower-layer push-pull plate (6) is located at the front end of the upper-layer push-pull plate (2), the inner side of the upper-layer push-pull plate (2) is fixedly connected with the upper-layer blackboard (3), the inner side of the lower-layer push-pull plate (6) is fixedly connected with the lower-layer blackboard (7), the front end of the lower-layer blackboard (7) is provided with a mechanism (8) for conveniently pushing and pulling chalk placing grooves, the mechanism (8) for conveniently pushing and pulling chalk placing grooves comprises a push-pull groove (801), a lower-layer plate (802), an upper-layer plate (803), a protection pad (804) and a chalk groove (805), an adjustable anti-reflection, An adjusting plate (402), a supporting plate (403), a supporting groove (404) and an anti-reflection film (405).

2. A longitudinal push-pull blackboard for preventing reflection of light according to claim 1, wherein: the rotating shaft (401) is located on one side of the adjusting plate (402), the supporting plate (403) is located at the front end of the adjusting plate (402), the supporting groove (404) is located on the inner side of the supporting plate (403), and the anti-reflection film (405) is located on the outer surface of the lower end of the adjusting plate (402).

3. A longitudinal push-pull blackboard for preventing reflection of light according to claim 1, wherein: the upper plate (803) is positioned on the inner side of the upper end of the push-pull groove (801), the lower plate (802) is positioned on the inner side of the lower end of the push-pull groove (801), the protective pad (804) is positioned on the lower end of the upper plate (803), and the chalk groove (805) is positioned on the upper end of the lower plate (802).

4. A longitudinal push-pull blackboard for preventing reflection of light according to claim 2, wherein: adjusting plate (402) and prevent being provided with the powerful glue between anti-membrane (405), the lower extreme surface of adjusting plate (402) is through the powerful glue and prevent the upper end surface fixed connection of anti-membrane (405), be provided with the fixed block between adjusting plate (402) and pivot (401), the outer wall fixed connection of fixed block and pivot (401) is passed through to one side of adjusting plate (402).

5. A longitudinally slidable blackboard for preventing light reflection according to claim 3, wherein: the chalk holder is characterized in that fixing glue is arranged between the upper plate (803) and the protection pad (804), the lower end of the upper plate (803) is fixedly connected with the upper end of the protection pad (804) through the fixing glue, a clamping groove is arranged between the lower plate (802) and the chalk groove (805), and the upper end of the lower plate (802) is fixedly connected with the lower end of the chalk groove (805) through the clamping groove.

6. A longitudinal push-pull blackboard for preventing reflection of light according to claim 1, wherein: chutes are arranged between the upper layer push-pull plate (2) and the lower layer push-pull plate (6) and the blackboard main body (1), and the outer sides of the upper layer push-pull plate (2) and the lower layer push-pull plate (6) are movably connected with the inner side of the blackboard main body (1) through the chutes.