CN210553814U

CN210553814U - Integrated combined blackboard with blackboard eraser

Info

Publication number: CN210553814U
Application number: CN201920851921.7U
Authority: CN
Inventors: 范俪馨; 胡馨元
Original assignee: Jinhua Ziruren Technology Co Ltd
Current assignee: Jinhua Ziruren Technology Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-05-19
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a from integration combination blackboard of taking blackboard eraser, include outer frame body, rolling mechanism, leading blackboard, rearmounted blackboard and from wiping the mechanism, the inside both sides of outer frame body are equipped with leading blackboard and rearmounted blackboard respectively, and the leading blackboard all is equipped with rolling mechanism with the outer frame body inside at rearmounted blackboard both ends, all be equipped with on the trailing flank of leading blackboard from wiping the mechanism, and 2 all contact each other with the surface of rearmounted blackboard from the trailing flank of wiping the mechanism, the equidistant ash collecting box that is equipped with in below of outer frame body, and the outer frame body bottom of ash collecting box position department all is equipped with the through-hole, the equal parallel arrangement in both sides of outer frame body bottom has L type draw-in groove, and the mutual joint in both sides at L type draw-in groove and ash collecting box top. The integrated combined blackboard with the blackboard eraser not only reduces the cleaning difficulty of the integrated combined blackboard, improves the practical effect of the integrated combined blackboard, but also prolongs the service life of the integrated combined blackboard.

Description

Integrated combined blackboard with blackboard eraser

Technical Field

The utility model relates to a blackboard technical field specifically is a from integration combination blackboard of taking blackboard eraser.

Background

In the present teaching field, the blackboard still is one of the most important teaching tools, and according to the difference of service environment, blackboard area also changes thereupon, for example large-scale two unification, four unifications, six unifications etc. multiunit combination blackboard, can satisfy the needs of big space blackboard writing, need not erase the blackboard in addition specially, just can clean by oneself at the in-process of removing the blackboard, this device market potential is big, can promote in the market.

However, the existing integrated combined blackboard still has certain problems, and the specific problems are as follows:

1. the problems of difficult cleaning, large cleaning operation amount and the like are also caused by large area and large quantity of the integrated combined blackboards;

in the actual use process, the problems of movement dislocation, poor movement stability or noise generation and the like often occur to the integrated combined blackboard, so that the practical effect is reduced;

3. the internal structure of the frame of many integrated combined blackboards is relatively weak, and an effective anti-corrosion protection structure is lacked, so that the service cycle of the integrated combined blackboards is often short.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a from integration combination blackboard of taking blackboard eraser to solve clean difficulty, the practical function of the device of proposing among the above-mentioned background art lower and the short problem of life cycle.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a from integration combination blackboard of taking blackboard eraser, includes outer frame body, rolling mechanism, leading blackboard, rearmounted blackboard and self-cleaning mechanism, the inside both sides of outer frame body are equipped with 2 leading blackboards and rearmounted blackboard respectively, and leading blackboard all is equipped with rolling mechanism with the outer frame body inside at rearmounted blackboard both ends, all be equipped with self-cleaning mechanism on the trailing flank of leading blackboard, and 2 self-cleaning mechanism's trailing flank all contacts with the surface of rearmounted blackboard each other.

Preferably, the inner frame body and the outer frame body are both provided with an aluminum alloy main body, the inner side wall of the aluminum alloy main body is plated with an anti-corrosion nickel layer, and the outer side wall of the aluminum alloy main body is wrapped with a ceramic wear-resistant layer.

Preferably, the dust collecting boxes are arranged below the outer frame body at equal intervals, and the bottom of the outer frame body at the position of each dust collecting box is provided with through holes.

Preferably, both sides of outer frame body bottom all are parallel to be provided with L type draw-in groove, and the mutual joint of both sides at L type draw-in groove and collection ash box top.

Preferably, rolling mechanism from the top down is equipped with spacing cell body, gyro wheel and fixing base in proper order, all is fixed with 2 spacing cell bodies on two inside walls of outer frame body, and the fixing base is all installed to the both ends of leading blackboard and rearmounted blackboard equidistant, and the top of fixing base all articulates there is the gyro wheel, and the gyro wheel all is located the inside of spacing cell body, and the material of spacing cell body and gyro wheel all is antidetonation damping.

Preferably, the self-wiping mechanism is sequentially provided with a fixed frame, a compression spring and a sponge eraser from left to right, the fixed frame is installed on one side of the front blackboard at equal intervals, the compression spring is fixed inside the fixed frame, and one end of the compression spring extends to the outside of the fixed frame and is fixedly connected with the sponge eraser on the surface of the rear blackboard.

Compared with the prior art, the beneficial effects of the utility model are that: the integrated combined blackboard with the blackboard eraser reduces the cleaning difficulty of the integrated combined blackboard, improves the practical effect of the integrated combined blackboard and prolongs the service life of the integrated combined blackboard;

1. the self-erasing mechanism is arranged on one side of the front blackboard, the fixing frame, the compression spring and the sponge blackboard eraser are arranged inside the self-erasing mechanism, and the through hole, the L-shaped clamping groove and the dust collecting box are arranged at the bottom of the outer frame body, so that the functions of automatically erasing and collecting dust of the integrated combined blackboard are realized, and the cleaning difficulty of the integrated combined blackboard is reduced;

2. the rolling mechanisms are arranged at the two ends inside the outer frame body, the limiting groove bodies, the rollers and the fixing seats are arranged inside the rolling mechanisms, and the materials of the limiting groove bodies and the rollers are anti-seismic damping, so that the functions of flexible movement, shock absorption and noise reduction of the integrated combined blackboard are realized, and the practical effect of the integrated combined blackboard is improved;

3. the aluminum alloy main body is arranged in the outer frame body and the inner frame body, the inner side wall of the aluminum alloy main body is plated with the anti-corrosion nickel layer, the outer side wall of the aluminum alloy main body is wrapped with the ceramic wear-resistant layer, the internal strengthening and double-corrosion preventing functions of the integrated combined blackboard are achieved, and the service life of the integrated combined blackboard is prolonged.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the self-wiping mechanism of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the outer frame body of the present invention.

In the figure: 1. an outer frame body; 2. a rolling mechanism; 201. a limiting groove body; 202. a roller; 203. a fixed seat; 3. an inner frame body; 4. a front blackboard; 5. a rear blackboard; 6. a dust collecting box; 7. a self-wiping mechanism; 701. a fixing frame; 702. a compression spring; 703. a sponge board eraser; 8. an L-shaped clamping groove; 9. a through hole; 10. an anti-corrosion nickel layer; 11. an aluminum alloy body; 12. a ceramic wear layer.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a from integration combination blackboard of taking blackboard eraser, includes outer frame 1, rolling mechanism 2, leading blackboard 4, rearmounted blackboard 5 and self-wiping mechanism 7, the inside both sides of outer frame 1 are equipped with 2 leading blackboards 4 and rearmounted blackboard 5 respectively, and leading blackboard 4 all is equipped with rolling mechanism 2 with the outside frame 1 at rearmounted blackboard 5 both ends inside, all be equipped with self-wiping mechanism 7 on the trailing flank of leading

blackboard

4, and 2 self-wiping mechanism 7's trailing flank all contacts with the surface of rearmounted blackboard 5 each other.

As shown in fig. 4, the

inner frame bodies

1 and 3 are both provided with aluminum alloy main bodies 11, the inner side walls of the aluminum alloy main bodies 11 are plated with anti-corrosion nickel layers 10, and the outer side walls of the aluminum alloy main bodies 11 are wrapped with ceramic wear-resistant layers 12, wherein the ceramic wear-resistant layers are used for strengthening the self-pressure resistance, and the ceramic wear-resistant layers are respectively used for the anti-corrosion protection of the inner side and the outer side.

As shown in fig. 2, dust collecting boxes 6 are arranged below the outer frame 1 at equal intervals, and through holes 9 are formed in the bottom of the outer frame 1 at the positions of the dust collecting boxes 6, so that chalk dust can be collected conveniently.

As in fig. 2, L-shaped slots 8 are arranged on both sides of the bottom of the outer frame 1 in parallel, and the L-shaped slots 8 are mutually clamped with both sides of the top of the dust collecting box 6, so that the dust collecting box 6 can be conveniently mounted and taken out.

As shown in fig. 1, a rolling mechanism 2 is sequentially provided with a limiting groove body 201, a roller 202 and a fixing seat 203 from top to bottom, 2 limiting groove bodies 201 are fixed on two inner side walls of an outer frame 1, the fixing seats 203 are installed at two ends of a front blackboard 4 and a rear blackboard 5 at equal intervals, the roller 202 is hinged to the top end of the fixing seat 203, the roller 202 is located inside the limiting groove body 201, and the limiting groove body 201 and the roller 202 are made of anti-seismic damping materials;

when the blackboard eraser is used, the front blackboard 4 or the rear blackboard 5 can be directly pulled, the roller 202 at the end part of the fixed seat 203 horizontally moves in the limiting groove body 201, and in the process, due to the fact that the limiting groove body 201 and the roller 202 are made of anti-seismic damping materials, the blackboard eraser has the characteristics of high shock absorption and high noise reduction, the relative stability of the pulling process can be guaranteed, and noise pollution is avoided.

As shown in fig. 3, the self-erasing mechanism 7 is sequentially provided with a fixing frame 701, a compression spring 702 and a sponge eraser 703 from left to right, the fixing frame 701 is installed at an equal interval on one side of the front blackboard 4, the compression spring 702 is fixed inside the fixing frame 701, and one end of the compression spring 702 extends to the outside of the fixing frame 701 and is fixedly connected with the sponge eraser 703 on the surface of the rear blackboard 5;

when the blackboard eraser is used, in the process of pulling the front blackboard 4, the sponge eraser 703 is always in contact with the surface of the rear blackboard 5 under the action of the compression spring 702 in the fixing frame 701, so that handwriting on the surface of the rear blackboard 5 can be completely and quickly erased.

The working principle is as follows: when in use, the front blackboard 4 and the rear blackboard 5 are easily adjusted to the writing position through the rolling mechanism 2, the process is always stable and low in noise, after the blackboard writing is finished, the front blackboard 4 or the rear blackboard 5 can be pulled again through the rolling mechanism 2 to enable the front blackboard 4 and the rear blackboard 5 to be mutually staggered, at the moment, handwriting on the surface of the rear blackboard 5 is automatically erased under the action of the self-erasing mechanism 7, so that the workload of teachers is greatly reduced, in addition, if the blackboard writing is chalk marks, erased dust automatically falls into the bottom of the outer frame body 1 and falls into the dust collecting box 6 through the through hole 9, related personnel can regularly take out the dust collecting box 6 from the L-shaped clamping groove 8 to finish cleaning work, in addition, as the inner parts of the outer frame body 1 and the inner frame body 3 both adopt the aluminum alloy main body 11, so that the functions of higher compression resistance and deformation resistance are achieved, and the anti-corrosion nickel layer 10 and the ceramic wear-resistant layer 12 on the two side walls are matched, the blackboard eraser has high corrosion resistance and extremely long service cycle, and finally completes all the work of the integrated combined blackboard with the blackboard eraser.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a from integration combination blackboard of taking blackboard eraser, includes outer frame body (1), rolling mechanism (2), leading blackboard (4), rearmounted blackboard (5) and self-cleaning mechanism (7), its characterized in that: the blackboard eraser is characterized in that 2 front-mounted blackboards (4) and rear-mounted blackboards (5) are arranged on two sides of the inner portion of the outer frame body (1) respectively, rolling mechanisms (2) are arranged inside the outer frame body (1) at two ends of each front-mounted blackboard (4) and each rear-mounted blackboard (5), self-wiping mechanisms (7) are arranged on the rear side faces of the front-mounted blackboards (4), and the rear side faces of the 2 self-wiping mechanisms (7) are in contact with the surfaces of the rear-mounted blackboards (5) respectively.

2. The integrated combined blackboard with the blackboard eraser according to claim 1, characterized in that: the inner frame body (3) and the outer frame body (1) are both provided with an aluminum alloy main body (11), an anti-corrosion nickel layer (10) is plated on the inner side wall of the aluminum alloy main body (11), and a ceramic wear-resistant layer (12) is wrapped on the outer side wall of the aluminum alloy main body (11).

3. The integrated combined blackboard with the blackboard eraser according to claim 1, characterized in that: ash collecting boxes (6) are arranged below the outer frame body (1) at equal intervals, and through holes (9) are formed in the bottom of the outer frame body (1) at the positions of the ash collecting boxes (6).

4. The integrated combined blackboard with the blackboard eraser according to claim 3, characterized in that: the two sides of the bottom of the outer frame body (1) are both provided with L-shaped clamping grooves (8) in parallel, and the L-shaped clamping grooves (8) are mutually clamped with the two sides of the top of the ash collecting box (6).

5. The integrated combined blackboard with the blackboard eraser according to claim 1, characterized in that: the rolling mechanism (2) is equipped with spacing cell body (201), gyro wheel (202) and fixing base (203) from the top down in proper order, all be fixed with 2 spacing cell bodies (201) on two inside walls of outer frame body (1), fixing base (203) are all installed to the both ends of leading blackboard (4) and rearmounted blackboard (5) equidistant, the top of fixing base (203) all articulates there is gyro wheel (202), gyro wheel (202) all are located the inside of spacing cell body (201), the material of spacing cell body (201) and gyro wheel (202) all is antidetonation damping.

6. The integrated combined blackboard with the blackboard eraser according to claim 1, characterized in that: the self-erasing mechanism (7) is sequentially provided with a fixed frame (701), a compression spring (702) and a sponge eraser (703) from left to right, the fixed frame (701) is installed on one side of the front blackboard (4) at equal intervals, the compression spring (702) is fixed inside the fixed frame (701), and one end of the compression spring (702) extends to the outside of the fixed frame (701) and is fixedly connected with the sponge eraser (703) on the surface of the rear blackboard (5).