CN215284126U

CN215284126U - Classroom combination type comprehensive screen blackboard

Info

Publication number: CN215284126U
Application number: CN202120327007.XU
Authority: CN
Inventors: 周克锋; 周雄盛
Original assignee: Bengbu Baolaide Intelligent Technology Co Ltd
Current assignee: Bengbu Baolaide Intelligent Technology Co Ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-12-24
Anticipated expiration: 2031-02-04

Abstract

The utility model belongs to the technical field of combined blackboards, in particular to a combined type comprehensive-screen blackboard for classrooms, which comprises a blackboard body; the middle part of the blackboard body is fixedly connected with a curtain plate; the front side of the blackboard body is connected with a blackboard block in a sliding way; the upper end and the lower end of the blackboard body are fixedly connected with limiting plates; fixed angles are fixedly connected to the four corners of the blackboard body; a fixed arm is fit and connected between the fixed angles; the front side wall surface of the blackboard body is fixedly connected with symmetrical slide rails. Add on the basis of current slidable combination blackboard and establish clearance piece for when the outside roll-off blackboard frame edge of blackboard chunk, with fix the clearance piece contact at blackboard body both sides edge, thereby at the in-process that the blackboard chunk removed, can accomplish the purpose to its surface clearance simultaneously, through the free slip of blackboard, realize the quick clearance function to the blackboard chunk.

Description

Classroom combination type comprehensive screen blackboard

Technical Field

The utility model belongs to the technical field of the combination blackboard, specific comprehensive blackboard of shielding of classroom combination formula that says so.

Background

The combined push-pull blackboard is a novel writing board which is popular in schools in recent years, the use of the push-pull blackboard is basically the same as that of a common blackboard, and an interactive electronic whiteboard fixed on an inner layer can be used after a sliding plate blocked on a front layer is pushed away, so that the combined push-pull blackboard is suitable for modern teaching modes.

No matter be push-and-pull combination formula blackboard or ordinary blackboard among the prior art at present, it all possesses a problem after the use, just after daily work teaching, the blackboard needs thorough cleanness, perhaps needs to maintain the blackboard at specific time quantum, makes blackboard service life increase, and traditional mode is through the manual blackboard of people promptly, and the performance of this kind of mode in prior art is comparatively troublesome, can not be quick clears up the blackboard.

SUMMERY OF THE UTILITY MODEL

In order to make up the defects of the prior art, the combined type full-face screen blackboard for the classroom is provided.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a classroom combined type comprehensive screen blackboard, which comprises a blackboard body; the middle part of the blackboard body is fixedly connected with a curtain plate; the front side of the blackboard body is connected with a blackboard block in a sliding way; the upper end and the lower end of the blackboard body are fixedly connected with limiting plates; fixed angles are fixedly connected to the four corners of the blackboard body; a fixed arm is fit and connected between the fixed angles; the front side wall surface of the blackboard body is fixedly connected with symmetrical slide rails.

Preferably, the blackboard module slides on the slide rail; the back side of the blackboard module is fixedly connected with a sliding block corresponding to the sliding rail; the slider is connected on the slide rail in a sliding manner.

Preferably, movable grooves are formed in the inner side wall surface of the fixing arm at equal intervals; the inner part of the movable groove is rotatably connected with a cleaning piece; and the two ends of the fixed arm are provided with fit grooves.

Preferably, a spring is fixedly connected to the bottom surface of the inner wall of the movable groove; the other end of the spring is connected to the cleaning piece through a through hole; straight rods are fixedly connected to the two side wall surfaces of the movable groove; the cleaning piece is rotatably connected to the straight rod.

Preferably, the cleaning component consists of a fixed seat and a cleaning block; the fixed seat is rotationally connected to the straight rod; the cleaning block is fixedly connected to the outer side surface of the fixed seat; the side wall of the fixed seat is fixedly connected with a limiting rod; the limiting rod is provided with a connecting sheet in a perforation connection mode.

Preferably, a cavity is arranged inside the fixed angle; the inner bottom surface of the cavity is fixedly connected with a spring rod; the fixed arm is connected in the cavity through a hole; the spring rod is connected in the matching groove in a matching mode.

The utility model has the advantages that: add on the basis of current slidable combination blackboard and establish clearance piece for when the outside roll-off blackboard frame edge of blackboard chunk, with fix the clearance piece contact at blackboard body both sides edge, thereby at the in-process that the blackboard chunk removed, can accomplish the purpose to its surface clearance simultaneously, through the free slip of blackboard, realize the quick clearance function to the blackboard chunk.

The utility model provides a classroom combination formula full face screen blackboard, through blackboard chunk and clearance piece contact, the power of transmission when the clearance piece on the clearance piece receives the blackboard chunk to produce deformation, avoid the fixed structure to produce the scratch to the blackboard surface or at the in-process of clearance because the contact of clearance piece and blackboard chunk too closely causes the noise of dazzling.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a front view of the present invention;

fig. 2 is a schematic perspective view of a fixing arm of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

FIG. 4 is a schematic structural view of the blackboard body of the present invention;

illustration of the drawings:

1. a blackboard body; 11. a limiting plate; 12. fixing the angle; 121. a cavity; 122. a spring lever; 13. a slide rail; 131. a slider; 14. a curtain plate; 15. a blackboard block; 2. a fixed arm; 21. a movable groove; 211. a spring; 212. a straight rod; 22. cleaning the workpiece; 221. a fixed seat; 222. connecting sheets; 223. a limiting rod; 224. cleaning the block; 23. fitting the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1 to 4, the present invention provides a combined blackboard with a full-face screen for classroom use, which comprises a blackboard body 1; the middle part of the blackboard body 1 is fixedly connected with a curtain plate 14; the front side of the blackboard body 1 is connected with a blackboard block 15 in a sliding way; the upper end and the lower end of the blackboard body 1 are fixedly connected with limiting plates 11; four corners of the blackboard body 1 are fixedly connected with fixed corners 12; a fixed arm 2 is fit and connected between the fixed angles 12; the front side wall surface of the blackboard body 1 is fixedly connected with symmetrical slide rails 13.

As an embodiment of the present invention, the sliding of the blackboard block 15 is on the sliding rail 13; the back side of the blackboard module 15 is fixedly connected with a slide block 131 corresponding to the slide rail 13; the sliding block 131 is connected to the sliding rail 13 in a sliding manner; when the blackboard eraser works, the blackboard module 15 slides on the blackboard body 1 through the slide rail 13, wherein the upper end and the lower end of the blackboard module 15 are limited by the limiting plates 11 fixed on the upper side and the lower side of the blackboard body 1 in the sliding process.

As an embodiment of the present invention, the inner side wall surface of the fixing arm 2 is provided with movable grooves 21 at equal intervals; a cleaning piece 22 is rotatably connected inside the movable groove 21; and the two ends of the fixed arm 2 are provided with fit grooves 23.

As an embodiment of the present invention, a spring 211 is fixedly connected to the bottom surface of the inner wall of the movable groove 21; the other end of the spring 211 is connected to the cleaning piece 22 through a through hole; a straight rod 212 is fixedly connected to two side wall surfaces of the movable groove 21; the cleaning piece 22 is rotatably connected to the straight rod 212; during operation, blackboard chunk 15 contacts with clearance piece 22 at gliding in-process, thereby make to produce reaction force on the clearance piece 22, clearance piece 22 is under reaction force, can transmit power to fixing base 221 through the clearance piece 224 of fixing on fixing base 221 surface, thereby make fixing base 221 rotate on straight-bar 212, the slight rotation of fixing base 221 after receiving power offsets the power that produces owing to sliding, avoid being connected between clearance piece 22 and the blackboard chunk 15 too closely and cause the damage or the sunken on blackboard chunk 15 surface, and avoid clearance piece 22 to be used in blackboard chunk 15, cause the noise of dazzling.

As an embodiment of the present invention, the cleaning member 22 is composed of a fixing base 221 and a cleaning block 224; the fixed seat 221 is rotatably connected to the straight rod 212; the cleaning block 224 is fixedly connected to the outer side surface of the fixing seat 221; a limit rod 223 is fixedly connected to the side wall of the fixing seat 221; a connecting sheet 222 is connected to the limiting rod 223 in a penetrating way; during operation, when clearance piece 22 received reaction force, rotate through connection piece 222 between the adjacent clearance piece 22 and connect, and the existence of connection piece 222 can satisfy horizontal and vertical ascending slight deformation between the adjacent clearance piece 22, avoids the structure card to die, causes blackboard piece 15 surface impaired.

As an embodiment of the present invention, a cavity 121 is provided inside the fixed corner 12; a spring rod 122 is fixedly connected to the inner bottom surface of the cavity 121; the fixing arm 2 is connected in the cavity 121 in a perforation way; the spring rod 122 is in fit connection with the fit groove 23; when the blackboard cleaning device works and the blackboard chunk 15 needs to be cleaned, the fixing arm 2 is upwards perforated and inserted into the cavity 121 in the fixing angle 12, so that the spring rod 122 in the cavity 121 is connected with the fit groove 23 in the fixing arm 2, and the fixing arm 2 is fixedly connected.

The working principle is as follows: when the blackboard cleaning device works, the blackboard block 15 slides on the blackboard body 1 through the slide rail 13, wherein the upper end and the lower end of the blackboard block 15 are limited by the limiting plates 11 fixed on the upper side and the lower side of the blackboard body 1 in the sliding process, the blackboard block 15 contacts with the cleaning piece 22 in the sliding process, so that a reaction force is generated on the cleaning piece 22, the cleaning piece 22 can transmit the force to the fixed seat 221 through the cleaning block 224 fixed on the surface of the fixed seat 221 under the reaction force, so that the fixed seat 221 rotates on the straight rod 212, the slight rotation of the fixed seat 221 after the force is applied counteracts the force generated by the sliding, the damage or the dent of the surface of the blackboard block 15 caused by the too tight connection between the cleaning piece 22 and the blackboard block 15 is avoided, the cleaning piece 22 is prevented from acting on the blackboard block 15, the noise of ear pricking is avoided, and when the cleaning piece 22 receives the reaction force, adjacent clearance piece 22 is connected through connection piece 222 rotation between, and the existence of connection piece 222, can satisfy between the adjacent clearance piece 22 horizontal with vertical ascending slight deformation, avoid the structure card to die, cause blackboard piece 15 surface impaired, when needing clearance blackboard piece 15, through upwards perforate fixed arm 2 and insert the inside cavity 121 of fixed angle 12 for the inside spring beam 122 of cavity 121 links to each other with agreeing with groove 23 on the fixed arm 2, thereby realize the fixed connection to fixed arm 2.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. 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.

Claims

1. The utility model provides a comprehensive screen blackboard of classroom combination formula which characterized in that: comprises a blackboard body (1); the middle part of the blackboard body (1) is fixedly connected with a curtain plate (14); the front side of the blackboard body (1) is connected with a blackboard module (15) in a sliding way; the upper end and the lower end of the blackboard body (1) are fixedly connected with limit plates (11); four corners of the blackboard body (1) are fixedly connected with fixed corners (12); a fixed arm (2) is fit and connected between the fixed angles (12); the front side wall surface of the blackboard body (1) is fixedly connected with symmetrical slide rails (13).

2. The classroom combined full-face screen blackboard as claimed in claim 1, wherein: the blackboard module (15) slides on the slide rail (13); the back side of the blackboard module (15) is fixedly connected with a sliding block (131) corresponding to the sliding rail (13); the sliding block (131) is connected to the sliding rail (13) in a sliding mode.

3. The classroom combined full-face screen blackboard as claimed in claim 1, wherein: movable grooves (21) are formed in the inner side wall surface of the fixed arm (2) at equal intervals; a cleaning piece (22) is rotatably connected inside the movable groove (21); and the two ends of the fixed arm (2) are provided with conjunction grooves (23).

4. The classroom combined full-face screen blackboard as claimed in claim 3, wherein: a spring (211) is fixedly connected to the bottom surface of the inner wall of the movable groove (21); the other end of the spring (211) is connected to the cleaning piece (22) through a through hole; a straight rod (212) is fixedly connected to two side wall surfaces of the movable groove (21); the cleaning piece (22) is rotatably connected to the straight rod (212).

5. The classroom combined full-face screen blackboard as claimed in claim 3, wherein: the cleaning piece (22) consists of a fixed seat (221) and a cleaning block (224); the fixed seat (221) is rotatably connected to the straight rod (212); the cleaning block (224) is fixedly connected to the outer side surface of the fixed seat (221); a limiting rod (223) is fixedly connected to the side wall of the fixed seat (221); the limiting rod (223) is connected with a connecting piece (222) through a through hole.

6. The classroom combined full-face screen blackboard as claimed in claim 1, wherein: a cavity (121) is arranged inside the fixed angle (12); a spring rod (122) is fixedly connected to the inner bottom surface of the cavity (121); the fixing arm (2) is connected in the cavity (121) through a perforation; the spring rod (122) is connected in the fit groove (23) in a fit mode.