CN209022652U - A kind of blackboard with cleaning blackboard eraser - Google Patents
A kind of blackboard with cleaning blackboard eraser Download PDFInfo
- Publication number
- CN209022652U CN209022652U CN201820469395.3U CN201820469395U CN209022652U CN 209022652 U CN209022652 U CN 209022652U CN 201820469395 U CN201820469395 U CN 201820469395U CN 209022652 U CN209022652 U CN 209022652U
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- CN
- China
- Prior art keywords
- blackboard eraser
- blackboard
- roller
- cavity
- cleaning
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Abstract
The utility model discloses a kind of blackboards with cleaning blackboard eraser, it is characterized by comprising blackboard (1), blackboard is provided with cleaner plate brush assembly on (1), cleaner plate brush assembly includes two sliding rails (2) and blackboard eraser cavity (3), two sliding rails (2) are respectively arranged at the opposite two sides of blackboard (1) along upper, blackboard eraser cavity (3) is set between two sliding rails (2), the both ends of blackboard eraser cavity (3) are fixedly installed a pulley blocks (4) respectively, two pulley blocks (4) are slidably matched with two sliding rails (2) respectively；It is provided with blackboard eraser roll shaft (41) in the blackboard eraser cavity (3), the both ends of blackboard eraser roll shaft (41) are fixedly connected with blackboard eraser cavity (3), and blackboard eraser roller (5) are socketed on blackboard eraser roll shaft (41).The utility model has the advantage of it can overcome the disadvantages of the prior art, novelty reasonable in design.
Description
Technical field:
The utility model relates to a kind of blackboards with cleaning blackboard eraser, belong to burnisher field.
Background technique:
The various kinds of schools such as primary school, middle school and university, in teaching process, most common instructional mode is in teaching process
Teacher needs to be write on the blackboard with chalk, is then wiped again with blackboard eraser.In the prior art when wiping blackboard by break,
It needs hand-held blackboard eraser to be wiped repeatedly, since blackboard eraser erasing area is small, needs to wipe long period, and blackboard higher position ratio
It is relatively difficult to wipe, affects wiping effect.And blackboard eraser is recycled, and the tired chalk dust of area is in wiping a period of time thereon
After need to be purged, be otherwise difficult to blackboard-cleaning is clean.
Utility model content:
The purpose of this utility model is that for proposing in the prior art: " when wiping blackboard by break, needing to hold black
Blackboard eraser is wiped repeatedly, and since blackboard eraser erasing area is small, needs to wipe the long period, and blackboard higher position is relatively difficult to wipe
It wipes, affects wiping effect.And blackboard eraser is recycled, thereon the tired chalk dust of area needed after wiping a period of time into
Row is removed, and is otherwise difficult to blackboard-cleaning is clean " the problem of, a kind of blackboard with cleaning blackboard eraser is provided.
The utility model is implemented by following technical solution: a kind of blackboard with cleaning blackboard eraser, including blackboard, sets on blackboard
It is equipped with cleaner plate brush assembly, cleaner plate brush assembly includes two sliding rails and blackboard eraser cavity, and two sliding rails are respectively set
In the opposite two sides of blackboard along upper, blackboard eraser cavity is set between two sliding rails, and the both ends of blackboard eraser cavity are fixed respectively
A pulley blocks are provided with, two pulley blocks are slidably matched with two sliding rails respectively；Plate is provided in the blackboard eraser cavity
Roll shaft is wiped, the both ends of blackboard eraser roll shaft are fixedly connected with blackboard eraser cavity, and blackboard eraser roller, blackboard eraser roll shaft and blackboard eraser are socketed on blackboard eraser roll shaft
Roller rotation connection；The side of blackboard eraser cavity towards the blackboard is provided with opening, and blackboard eraser roller passes through opening and rolls with blackboard surface
Dynamic contact；It is respectively arranged with a dustproof adhesive tape on the inner wall of the opening two sides, dustproof adhesive tape prolongs along blackboard eraser cavity length
Stretch direction setting；The blackboard eraser roller dust removal assembly for removing dust on blackboard eraser roller, blackboard eraser roller dedusting group are provided in the blackboard eraser cavity
Part is contacted with blackboard eraser roller surface.
In the application, blackboard eraser cavity is provided on blackboard, blackboard eraser cavity is slided on sliding rail by pulley blocks,
During blackboard eraser cavity slides, the intracorporal blackboard eraser roller of blackboard eraser chamber is contacted with blackboard surface, by the rolling of blackboard eraser roller by blackboard
Wiped clean.Chalk dust leaks out after wiping in order to prevent, in the application opening two sides inner wall on be respectively provided with one
A dustproof adhesive tape reduces the gap between blackboard eraser roller and blackboard eraser cavity inner wall.During blackboard eraser roller rolls wiping blackboard, blackboard eraser
Roller dust removal assembly removes the chalk dust of blackboard eraser roller surface, and chalk can be fallen into blackboard eraser cavity.
Optimization, it is above-mentioned to have the blackboard for cleaning blackboard eraser, several internal dust-proof guards are provided in the blackboard eraser cavity, it is interior
Portion's dust-proof guard is set to blackboard eraser roller dust removal assembly two sides.
Internal dust-proof guard can be blocked will not be spread by the chalk dust that blackboard eraser roller dust removal assembly is removed in blackboard eraser cavity,
And then prevent chalk dust from drifting blackboard eraser cavity out.
Optimization, the above-mentioned blackboard with cleaning blackboard eraser, the intracorporal blackboard eraser roll shaft of blackboard eraser chamber is two, two blackboard erasers
Roll shaft is arranged in parallel, and is respectively sleeved on blackboard eraser roller on two blackboard eraser roll shafts.
Two blackboard eraser rollers can be improved wiping effect, and chalk dust is spread between two blackboard eraser rollers in order to prevent, the application
In two blackboard eraser rollers can be with CONTACT WITH FRICTION.
Optimization, the above-mentioned blackboard with cleaning blackboard eraser, the blackboard eraser roller dust removal assembly includes being set in blackboard eraser cavity
Dedusting roll shaft, the both ends of dedusting roll shaft and blackboard eraser cavity are rotatablely connected, are provided on the surface of dedusting roll shaft several uniform
Cleaning roller bristle is set, and the end of cleaning roller bristle is contacted with blackboard eraser roller surface.
In the application, when blackboard eraser roller rolls, cleaning roller bristle contacts with blackboard eraser roller surface and by the powder of blackboard eraser roller surface
Ash brushes.
Optimization, the above-mentioned blackboard with cleaning blackboard eraser, the blackboard eraser roller dust removal assembly further includes bristle fixed block, bristle
Fixed block is fixedly installed on blackboard eraser cavity inner wall, and the arc being equipped with the shape of blackboard eraser roller is provided on bristle fixed block
Slot is provided with several auxiliary bristles in arc groove, the end of bristle is assisted to contact with blackboard eraser roller surface.
Auxiliary bristle auxiliary when blackboard eraser roller rolls brushes the chalk dust on blackboard eraser roller, increases elimination effect.
Optimization, it is above-mentioned to have the blackboard for cleaning blackboard eraser, it is socketed with bearing on the blackboard eraser roll shaft, blackboard eraser roller is socketed on axis
Hold, be provided with several elastic supporting plates between the inner surface of blackboard eraser roller and the outer surface of bearing, elastic supporting plate it is opposite two
Side edge is fixedly connected with blackboard eraser roller, bearing respectively.
When blackboard eraser roller and blackboard surface contact, by restoring force support blackboard eraser roller after elastic supporting plate deformation, make its with
Blackboard surface has certain contact pressure, guarantees wiping effect.
Optimization, the above-mentioned blackboard with cleaning blackboard eraser, elasticity folding of the elastic supporting plate middle section with obtuse angle bending
Bent plate.
Elastic supporting plate, which is set as bending plate, can facilitate it that flexible deformation occurs.Obtuse angle bending can guarantee that it has
It can also facilitate its that flexible deformation occurs while certain support force.
Optimization, it is above-mentioned to have the blackboard for cleaning blackboard eraser, promotion handle is provided on the blackboard eraser cavity.
Optimization, the above-mentioned blackboard with cleaning blackboard eraser, the two sides of the blackboard eraser cavity are provided with auxiliary support bar, assist
The end of support rod is provided with auxiliary pulley group, and auxiliary pulley group is slidably connected with sliding rail.
The run-off the straight in sliding process of blackboard eraser cavity causes card resistance in order to prevent, increases auxiliary pulley in the application
Group.
The advantages of the utility model: in the application, blackboard eraser cavity is provided on blackboard, blackboard eraser cavity is existed by pulley blocks
It is slided on sliding rail, during the sliding of blackboard eraser cavity, the intracorporal blackboard eraser roller of blackboard eraser chamber is contacted with blackboard surface, passes through plate
The rolling for wiping roller is clean by blackboard-cleaning.Chalk dust leaks out after wiping in order to prevent, in the inner wall of opening two sides in the application
It is upper to be respectively provided with a dustproof adhesive tape, reduce the gap between blackboard eraser roller and blackboard eraser cavity inner wall.It rolls and wipes in blackboard eraser roller
During blackboard, blackboard eraser roller dust removal assembly removes the chalk dust of blackboard eraser roller surface, and chalk can be fallen into blackboard eraser cavity.
Detailed description of the invention:
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the A-A cross-sectional view of Fig. 1.
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 creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As depicted in figs. 1 and 2, the utility model is a kind of blackboard with cleaning blackboard eraser, including blackboard 1, is set on blackboard 1
It is equipped with cleaner plate brush assembly, cleaner plate brush assembly includes two sliding rails 2 and blackboard eraser cavity 3, and two sliding rails 2 are set respectively
The opposite two sides of blackboard 1 are placed in along upper, blackboard eraser cavity 3 is set between two sliding rails 2, the both ends point of blackboard eraser cavity 3
It is not fixedly installed a pulley blocks 4, two pulley blocks 4 are slidably matched with two sliding rails 2 respectively；The blackboard eraser cavity 3
It is inside provided with blackboard eraser roll shaft 41, the both ends of blackboard eraser roll shaft 41 are fixedly connected with blackboard eraser cavity 3, are socketed with blackboard eraser on blackboard eraser roll shaft 41
Roller 5, blackboard eraser roll shaft 41 and blackboard eraser roller 5 are rotatablely connected；The side of blackboard eraser cavity 3 towards the blackboard 1 is provided with opening 6, blackboard eraser
Roller 5 passes through opening 6 and contacts with 1 surface scrolls of blackboard；A dust-proof glue is respectively arranged on the inner wall of 6 two sides of the opening
Item 7, dustproof adhesive tape 7 are arranged along 3 length extending direction of blackboard eraser cavity；It is provided in the blackboard eraser cavity 3 and removes powder on blackboard eraser roller 5
The blackboard eraser roller dust removal assembly of dirt, blackboard eraser roller dust removal assembly are contacted with 5 surface of blackboard eraser roller.
In the application, blackboard eraser cavity 3 is provided on blackboard 1, blackboard eraser cavity 3 is sliding on sliding rail 2 by pulley blocks 4
Dynamic, during blackboard eraser cavity 3 slides, the blackboard eraser roller 5 in blackboard eraser cavity 3 is contacted with blackboard surface, passes through blackboard eraser roller 5
It rolls 1 wiped clean of blackboard.Chalk dust leaks out after wiping in order to prevent, in the application be open 6 two sides inner wall on
It is respectively provided with a dustproof adhesive tape 7, reduces the gap between blackboard eraser roller 5 and 3 inner wall of blackboard eraser cavity.It rolls and wipes in blackboard eraser roller 5
During blackboard 1, blackboard eraser roller dust removal assembly removes the chalk dust on 5 surface of blackboard eraser roller, and chalk can be fallen into blackboard eraser cavity 3.
Several internal dust-proof guards 8 are provided in the blackboard eraser cavity 3, internal dust-proof guard 8 is set to blackboard eraser roller dedusting
Component two sides.
Internal dust-proof guard 8 can be blocked will not be expanded by the chalk dust that blackboard eraser roller dust removal assembly is removed in blackboard eraser cavity 3
It dissipates, and then prevents chalk dust from drifting blackboard eraser cavity 3 out.
Blackboard eraser roll shaft 41 in the blackboard eraser cavity 3 is two, and two blackboard eraser roll shafts 41 are arranged in parallel, two blackboard eraser roll shafts
Blackboard eraser roller 5 is respectively sleeved on 41.
Two blackboard eraser rollers 5 can be improved wiping effect, and chalk dust is spread between two blackboard eraser rollers 5 in order to prevent, this Shen
Please in two blackboard eraser rollers 5 can be with CONTACT WITH FRICTION.
The blackboard eraser roller dust removal assembly includes the dedusting roll shaft 9 being set in blackboard eraser cavity 3, the both ends of dedusting roll shaft 9 with
Blackboard eraser cavity 3 is rotatablely connected, and is provided with several uniform setting cleaning roller bristles 10, cleaning roller brush on the surface of dedusting roll shaft 9
The end of hair 10 is contacted with 5 surface of blackboard eraser roller.
In the application, when blackboard eraser roller 5 rolls, cleaning roller bristle 10 contacts with 5 surface of blackboard eraser roller and by 5 surface of blackboard eraser roller
Chalk dust brush.
The blackboard eraser roller dust removal assembly further includes bristle fixed block 11, and bristle fixed block is fixedly installed in blackboard eraser cavity 3
On wall, it is provided with the arc groove being equipped with the shape of blackboard eraser roller 5 on bristle fixed block 11, is provided in arc groove several auxiliary
Bristle 12 is helped, the end of auxiliary bristle 12 is contacted with 5 surface of blackboard eraser roller.
Auxiliary bristle 12 auxiliary when blackboard eraser roller 5 rolls brushes the chalk dust on blackboard eraser roller 5, increases elimination effect.
Bearing 13 is socketed on the blackboard eraser roll shaft 41, blackboard eraser roller 5 is socketed on bearing 13, the inner surface of blackboard eraser roller 5 with
Be provided with several elastic supporting plates 14 between the outer surface of bearing 13, the opposite two sides of elastic supporting plate 14 along respectively with blackboard eraser
Roller 5, bearing 13 are fixedly connected.
When blackboard eraser roller 5 and blackboard surface contact, blackboard eraser roller 5 is supported by restoring force after the deformation of elastic supporting plate 14, is made
It has certain contact pressure with blackboard surface, guarantees wiping effect.
14 middle section of elastic supporting plate has the elastic bending plate of obtuse angle bending.
Elastic supporting plate 14, which is set as bending plate, can facilitate it that flexible deformation occurs.Obtuse angle bending can guarantee that it is having
Having can also facilitate it that flexible deformation occurs while certain support force.
It is provided on the blackboard eraser cavity 3 and pushes handle 15.
The two sides of the blackboard eraser cavity 3 are provided with auxiliary support bar 16, and the end of auxiliary support bar 16 is provided with auxiliary and slides
Wheel group 17, auxiliary pulley group 17 are slidably connected with sliding rail 2.
The run-off the straight in sliding process of blackboard eraser cavity 3 causes card resistance in order to prevent, increases auxiliary pulley in the application
Group 17.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (9)
1. a kind of blackboard with cleaning blackboard eraser, it is characterised in that: including blackboard (1), cleaning blackboard eraser group is provided on blackboard (1)
Part, cleaner plate brush assembly include two sliding rails (2) and blackboard eraser cavity (3), and two sliding rails (2) are respectively arranged at blackboard
(1) along upper, blackboard eraser cavity (3) is set between two sliding rails (2) for opposite two sides, the both ends point of blackboard eraser cavity (3)
It is not fixedly installed a pulley blocks (4), two pulley blocks (4) are slidably matched with two sliding rails (2) respectively；The blackboard eraser
It is provided with blackboard eraser roll shaft (41) in cavity (3), the both ends of blackboard eraser roll shaft (41) are fixedly connected with blackboard eraser cavity (3), blackboard eraser roll shaft
(41) it is socketed on blackboard eraser roller (5), blackboard eraser roll shaft (41) and blackboard eraser roller (5) are rotatablely connected；The blackboard eraser cavity (3) is towards blackboard
(1) side is provided with opening (6), and blackboard eraser roller (5) passes through opening (6) and contacts with blackboard (1) surface scrolls；The opening
(6) on the inner wall of two sides on be respectively arranged with a dustproof adhesive tape (7), dustproof adhesive tape (7) is along blackboard eraser cavity (3) length extension side
To setting；The blackboard eraser roller dust removal assembly for removing dust on blackboard eraser roller (5), blackboard eraser roller dedusting are provided in the blackboard eraser cavity (3)
Component is contacted with blackboard eraser roller (5) surface.
2. the blackboard according to claim 1 with cleaning blackboard eraser, it is characterised in that: setting in the blackboard eraser cavity (3)
There are several internal dust-proof guards (8), internal dust-proof guard (8) is set to blackboard eraser roller dust removal assembly two sides.
3. the blackboard according to claim 1 with cleaning blackboard eraser, it is characterised in that: the plate in the blackboard eraser cavity (3)
Wiping roll shaft (41) is two, and two blackboard eraser roll shafts (41) are arranged in parallel, and are respectively sleeved on blackboard eraser roller on two blackboard eraser roll shafts (41)
(5)。
4. the blackboard according to claim 1 with cleaning blackboard eraser, it is characterised in that: the blackboard eraser roller dust removal assembly includes
The dedusting roll shaft (9) being set in blackboard eraser cavity (3), the both ends and blackboard eraser cavity (3) of dedusting roll shaft (9) are rotatablely connected, dedusting
Several uniform setting cleaning roller bristles (10), the end of cleaning roller bristle (10) and blackboard eraser are provided on the surface of roll shaft (9)
The contact of roller (5) surface.
5. the blackboard according to claim 1 with cleaning blackboard eraser, it is characterised in that: the blackboard eraser roller dust removal assembly is also wrapped
It includes bristle fixed block (11), bristle fixed block is fixedly installed on blackboard eraser cavity (3) inner wall, and bristle fixed block is provided on (11)
The arc groove being equipped with the shape of blackboard eraser roller (5) is provided with several auxiliary bristles (12) in arc groove, assists bristle (12)
End contacted with blackboard eraser roller (5) surface.
6. the blackboard according to claim 1 with cleaning blackboard eraser, it is characterised in that: be socketed on the blackboard eraser roll shaft (41)
Have bearing (13), blackboard eraser roller (5) is socketed on bearing (13), between the inner surface of blackboard eraser roller (5) and the outer surface of bearing (13)
Be provided with several elastic supporting plates (14), the opposite two sides of elastic supporting plate (14) along respectively with blackboard eraser roller (5), bearing (13)
It is fixedly connected.
7. the blackboard according to claim 6 with cleaning blackboard eraser, it is characterised in that: elastic supporting plate (14) middle section
Elastic bending plate with obtuse angle bending.
8. the blackboard according to claim 1 with cleaning blackboard eraser, it is characterised in that: be arranged on the blackboard eraser cavity (3)
There are promotion handle (15).
9. the blackboard according to claim 1 with cleaning blackboard eraser, it is characterised in that: the two sides of the blackboard eraser cavity (3)
It is provided with auxiliary support bar (16), the end of auxiliary support bar (16) is provided with auxiliary pulley group (17), auxiliary pulley group (17)
It is slidably connected with sliding rail (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820469395.3U CN209022652U (en) | 2018-04-03 | 2018-04-03 | A kind of blackboard with cleaning blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820469395.3U CN209022652U (en) | 2018-04-03 | 2018-04-03 | A kind of blackboard with cleaning blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209022652U true CN209022652U (en) | 2019-06-25 |
Family
ID=66869745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820469395.3U Expired - Fee Related CN209022652U (en) | 2018-04-03 | 2018-04-03 | A kind of blackboard with cleaning blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209022652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332052A (en) * | 2020-03-11 | 2020-06-26 | 湖州锦安企业管理咨询有限公司 | Auxiliary device is used in changeable enterprise management consultation of background color |
-
2018
- 2018-04-03 CN CN201820469395.3U patent/CN209022652U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332052A (en) * | 2020-03-11 | 2020-06-26 | 湖州锦安企业管理咨询有限公司 | Auxiliary device is used in changeable enterprise management consultation of background color |
| CN111332052B (en) * | 2020-03-11 | 2021-05-18 | 上海泽拾企业管理咨询有限公司 | Auxiliary device is used in changeable enterprise management consultation of background color |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190625 Termination date: 20200403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |