CN208646432U

CN208646432U - Push and pull the slide construction of blackboard

Info

Publication number: CN208646432U
Application number: CN201821274193.XU
Authority: CN
Inventors: 吴荣玉
Original assignee: Chongqing Puda Science And Technology Co Ltd
Current assignee: Chongqing Puda Science And Technology Co Ltd
Priority date: 2018-08-08
Filing date: 2018-08-08
Publication date: 2019-03-26
Anticipated expiration: 2028-08-08

Abstract

The utility model discloses a kind of slide constructions for pushing and pulling blackboard, including wall, blackboard body and the first rack that wall is fixedly connected on by expansion bolt, first rack is C-shaped, first rack includes the first flanging, second flanging and third flanging, the bottom of first flanging is connected with the first guide roller that several groups are vertically arranged by second bearing, the right side of first flanging is fixedly connected with the second rack by connecting plate, second rack is L-type, the bottom of second rack is connected with the second guide roller that several groups are vertically arranged by 3rd bearing, the top of the blackboard body is between the first guide roller and the second guide roller.It does not need that several groups idler wheel is installed in the bottom of blackboard body, reduces blackboard body manufacturing cost itself, after the plate face damage of blackboard body, the second rack need to only be unloaded, easily can be overhauled and be replaced.

Description

Push and pull the slide construction of blackboard

Technical field

The utility model relates to educational aid technical field, specially a kind of slide construction for pushing and pulling blackboard.

Background technique

Currently, blackboard is widely used a kind of teaching tool in teaching.The blackboard point in daily teaching application It is two kinds, it is fixed on the wall that one is one piece of long slabs；Another is then to be combined into a monolith blackboard, long slab using muti-piece long slab Between can be slid on the frame of blackboard；But either which kind of blackboard, after large area writes writing on blackboard surface, need by Its erasing can just reuse.The method for deleting of blackboard is relatively simple at present, is usually wiped using blackboard eraser.If black There was only a small amount of writing on plate, then it is relatively simple；But if such erasing mode needs to wipe when having large area writing on blackboard Significantly vertical and horizontal saw the air person, not only time-consuming and laborious, in addition, the form wiped using blackboard eraser, is located at blackboard The writing of upper edge position, if eraser's height is inadequate, more difficult erasing.

For this purpose, application No. is CN201520485156.3 to disclose a kind of laterally push-and-pull blackboard, it is desirable to provide a kind of convenience, The lateral push-and-pull blackboard of quick erasing blackboard writing, solves that blackboard is higher, and wiping is inconvenient, wipes time-consuming and laborious problem, Drip irrigation device is that wiping board mechanism is equipped at the mid-length of frame, and the wiping board mechanism includes mounting base, briquetting and wiper Item, the both ends of the mounting base are individually fixed in the midpoint along frame length direction, pass through between the briquetting and mounting base Spring connects and is resisted against wiper item the surface of movable plate, has achieved the effect that quick erasing.

For the slide construction of laterally push-and-pull blackboard, traditional method is directly to install several groups in the bottom of push-and-pull blackboard Idler wheel rolls idler wheel on corresponding track, and then realizes moving left and right for blackboard, and idler wheel is embedded in track, after damage not Easy access and replacement, and such blackboard cost is high, if just entire blackboard must be replaced after blackboard panel damage, Use cost is high.

Utility model content

The purpose of this utility model is to provide a kind of slide constructions for pushing and pulling blackboard, to solve to mention in above-mentioned background technique Out the problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of slide construction pushing and pulling blackboard, including Wall, blackboard body and the first rack that wall is fixedly connected on by expansion bolt, first rack is C-shaped, described First rack include the first flanging, the second flanging and third flanging, first flanging, the second flanging and third flanging from up to Under set gradually, between the bottom and third flanging of second flanging by first bearing be connected with several groups support Roller, the support roller are horizontally disposed, and the support roller is respectively positioned on same level height, and the axis of the support roller is each perpendicular to the One rack is arranged, and offers guide groove in the support roller, and the blackboard body is vertically arranged, and the blackboard body is located at guiding In slot, the bottom of first flanging is connected with the first guide roller that several groups are vertically arranged by second bearing, described The right side of first flanging is fixedly connected with the second rack by connecting plate, and second rack is L-type, the bottom of second rack Portion is connected with the second guide roller that several groups are vertically arranged by 3rd bearing, and the top of the blackboard body is located at first Between guide roller and the second guide roller.

As advanced optimizing for the technical program, a kind of slide construction for pushing and pulling blackboard of the utility model, the connection The section of plate is rectangle, offers bolt hole used for positioning on the connecting plate, the connecting plate is bolted company It is connected to the first flanging and the second rack.

As advanced optimizing for the technical program, a kind of slide construction for pushing and pulling blackboard of the utility model, the support The surface of roller, the first guide roller and the second guide roller is all covered with the rubber structure layer that thickness is not less than 5mm.

As advanced optimizing for the technical program, a kind of slide construction for pushing and pulling blackboard of the utility model, the support The guide groove opened up on roller is V-groove, and the surface of first guide roller and the second guide roller connects with the surface of blackboard body Touching.

As advanced optimizing for the technical program, a kind of slide construction for pushing and pulling blackboard of the utility model, the third The bottom of flanging uniformly offers through-hole, and the through-hole is the circular hole that aperture is not less than 15mm.

Compared with prior art, the utility model has the beneficial effects that a kind of sliding knot for pushing and pulling blackboard of the utility model Structure, the blackboard body being vertically arranged are located in guide groove, and support roller provides effective support, the first guide roller and for blackboard body The surface of two guide rollers is contacted with the surface of blackboard body, is had good guiding role, need to only be controlled promotion blackboard body It can be made to move left and right, not need that several groups idler wheel is installed in the bottom of blackboard body, reduced blackboard body itself and manufacture into Second rack need to only be unloaded after the plate face damage of blackboard body, easily can be overhauled and be replaced, by the by this The bottom of three flangings uniformly offers through-hole, convenient for will build up chalk dust and the cleaning of other sundries at third flanging Fall, by the design of rubber structure layer, reduces noise when blackboard body movement, there is very high practicability, greatly improve A kind of use for the slide construction pushing and pulling blackboard is functional, guarantees its using effect and utilization benefit, is suitble to be widely popularized.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram for the slide construction for pushing and pulling blackboard of the utility model；

Fig. 2 is a kind of first rack construction schematic diagram of the slide construction for pushing and pulling blackboard of the utility model；

Fig. 3 is the structural schematic diagram after a kind of second rack of the slide construction for pushing and pulling blackboard of the utility model unloads.

In figure: 1 wall, 2 first racks, 3 blackboard bodies, 4 first flangings, 5 second flangings, 6 third flangings, 7 first axles It holds, 8 support rollers, 9 through-holes, 10 second bearings, 11 first guide rollers, 12 connecting plates, 13 second racks, 14 3rd bearings, 15 Two guide rollers.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of slide construction pushing and pulling blackboard, including wall Body 1, blackboard body 3 and the first rack 2 that wall 1 is fixedly connected on by expansion bolt, first rack 2 is C-shaped, institute Stating the first rack 2 includes the first flanging 4, the second flanging 5 and third flanging 6, first flanging 4, the second flanging 5 and third folding Side 6 is set gradually from top to bottom, is connected between the bottom and third flanging 6 of second flanging 5 by first bearing 7 Several groups support roller 8, the support roller 8 is horizontally disposed, and the support roller 8 is respectively positioned on same level height, the support roller 8 Axis is each perpendicular to the setting of the first rack 2, offers guide groove in the support roller 8, the blackboard body 3 is vertically arranged, institute It states blackboard body 3 to be located in guide groove, it is vertical that the bottom of first flanging 4 by second bearing 10 is connected with several groups The first guide roller 11 being arranged, the right side of first flanging 4 are fixedly connected with the second rack 13 by connecting plate 12, and described the Two racks 13 are L-type, the bottom of second rack 13 be connected with that several groups are vertically arranged by 3rd bearing 14 the Two guide rollers 15, the top of the blackboard body 3 is between the first guide roller 11 and the second guide roller 15.

Specifically, the section of the connecting plate 12 is rectangle, bolt used for positioning is offered on the connecting plate 12 Hole, the connecting plate 12 is bolted to connection to the first flanging 4 and the second rack 13, convenient for disassembly and assembly.

Specifically, the surface of the support roller 8, the first guide roller 11 and the second guide roller 15 is all covered with thickness and is not less than The rubber structure layer of 5mm reduces the noise when movement of blackboard body 3.

Specifically, the guide groove opened up in the support roller 8 is V-groove, first guide roller 11 and the second guide roller 15 surface is contacted with the surface of blackboard body 3, has good guiding role.

Specifically, the bottom of the third flanging 6 uniformly offers through-hole 9, convenient for will build up at third flanging 6 Chalk dust and other sundries clean up, and the through-hole 9 is the circular hole that aperture is not less than 15mm.

Working principle: a kind of slide construction for pushing and pulling blackboard of the utility model, in use, the blackboard body 3 being vertically arranged In guide groove, support roller 8 is that blackboard body 3 provides effective support, the surface of the first guide roller 11 and the second guide roller 15 It is contacted with the surface of blackboard body 3, there is good guiding role, need to only control and push blackboard body 3 that can make its left and right It is mobile, it does not need that several groups idler wheel is installed in the bottom of blackboard body 3, the manufacturing cost of blackboard body 3 itself is reduced, when blackboard sheet After the plate face damage of body 3, the second rack 13 need to only be unloaded, as shown in figure 3, easily can be overhauled and be replaced, by The bottom of third flanging 6 uniformly offers through-hole 9, convenient for will build up the chalk dust and other sundries at third flanging 6 It cleans up, by the design of rubber structure layer, reduces the noise when movement of blackboard body 3, be suitble to promote the use of.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of slide construction for pushing and pulling blackboard, including wall (1), blackboard body (3) and be fixedly connected by expansion bolt In the first rack (2) of wall (1), it is characterised in that: first rack (2) is C-shaped, and first rack (2) includes the One flanging (4), the second flanging (5) and third flanging (6), first flanging (4), the second flanging (5) and third flanging (6) from It sets gradually under, is flexibly connected between the bottom and third flanging (6) of second flanging (5) by first bearing (7) Have several groups support roller (8), the support roller (8) is horizontally disposed, and the support roller (8) is respectively positioned on same level height, described The axis of support roller (8) is each perpendicular to the first rack (2) setting, offers guide groove, the blackboard sheet on the support roller (8) Body (3) is vertically arranged, and the blackboard body (3) is located in guide groove, and the bottom of first flanging (4) passes through second bearing (10) it is connected with the first guide roller (11) that several groups are vertically arranged, passes through connecting plate on the right side of first flanging (4) (12) it is fixedly connected with the second rack (13), second rack (13) is L-type, and the bottom of second rack (13) passes through the Three bearings (14) are connected with the second guide roller (15) that several groups are vertically arranged, and the top of the blackboard body (3) is located at Between first guide roller (11) and the second guide roller (15).

2. a kind of slide construction for pushing and pulling blackboard according to claim 1, it is characterised in that: the connecting plate (12) is cut Face is rectangle, and bolt hole used for positioning is offered on the connecting plate (12), and the connecting plate (12) is bolted It is connected to the first flanging (4) and the second rack (13).

3. a kind of slide construction for pushing and pulling blackboard according to claim 1, it is characterised in that: the support roller (8), first The surface of guide roller (11) and the second guide roller (15) is all covered with the rubber structure layer that thickness is not less than 5mm.

4. a kind of slide construction for pushing and pulling blackboard according to claim 1, it is characterised in that: opened on the support roller (8) If guide groove be V-groove, table of the surface of first guide roller (11) and the second guide roller (15) with blackboard body (3) Face contact.

5. a kind of slide construction for pushing and pulling blackboard according to claim 1, it is characterised in that: the third flanging (6) Bottom uniformly offers through-hole (9), and the through-hole (9) is the circular hole that aperture is not less than 15mm.