CN208180602U - A kind of push-and-pull blackboard - Google Patents
A kind of push-and-pull blackboard Download PDFInfo
- Publication number
- CN208180602U CN208180602U CN201820565120.XU CN201820565120U CN208180602U CN 208180602 U CN208180602 U CN 208180602U CN 201820565120 U CN201820565120 U CN 201820565120U CN 208180602 U CN208180602 U CN 208180602U
- Authority
- CN
- China
- Prior art keywords
- placing groove
- push
- sliding slot
- pull
- clearing apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of push-and-pull blackboards, including connection framework and the blackboard body being slidably connected in connection framework, placing groove is removably connected at the lower edge of connection framework, the cross section of placing groove is arc-shaped and concave surface is arranged upward, the position connecting on placing groove with blackboard body is equipped with sliding slot, the clearing apparatus for cleaning chalk dust on placing groove is slidably connected in sliding slot, when push-and-pull blackboard after a period of use, part chalk dust has been accumulated in placing groove, pull clearing apparatus, so that clearing apparatus cleans out the dust in placing groove while sliding in sliding slot, reduce the accumulation of chalk dust, to indirectly prevent user of service from being influenced；Placing groove and clearing apparatus are detachably connected in connection framework and may make placing groove and clearing apparatus can be removed to be used for other push-and-pull blackboards, placing groove is improved and pushes and pulls the using effect of blackboard.
Description
Technical field
The utility model relates to teaching equipment field more particularly to a kind of push-and-pull blackboards.
Background technique
Push-and-pull blackboard is also known as Composite blackboard, is the Novel writing board that various regions school is popular over the past two years, pushes and pulls blackboard
As with common blackboard for education usage being on surface, in order to increase the usable floor area of blackboard, push-and-pull blackboard is divided into vertical direction
With the push-and-pull blackboard of horizontal direction.And existing novel push-and-pull blackboard occurs as soon as after pushing the two boards face of gear outside open
Interactive electric whiteboard or liquid crystal touch television, can be realized audio-visual education programme, the maximum effect for pushing and pulling blackboard is that this: making tradition
Teaching is combined with modern teaching.
Existing push-and-pull blackboard include for the connection framework fixed with wall and be slidably connected in connection framework two
A blackboard body, by chain and gear drive to realize relative movement between two blackboard bodies, when in use, usually even
The lower edge for connecing frame is equipped with placing groove for placing blackboard eraser and chalk, when being write on blackboard using chalk,
A large amount of chalk dust can be generated, part chalk dust can be scattered to placing groove, and chalk dust is deposited in placing groove, such as encounters wind
Or personnel walk out-of-date from side, the chalk dust that will drive in placing groove flies out, and pollutes surrounding enviroment, and the chalk dust quilt such as to fly out
People can cause health hazard to personnel when sucking.
Utility model content
The purpose of this utility model is to provide a kind of push-and-pull blackboard, have the advantages that reduce dust accumulation in placing groove.
The above-mentioned purpose of the utility model has the technical scheme that
A kind of push-and-pull blackboard, including connection framework and the blackboard body being slidably connected in connection framework, the connection frame
Placing groove is removably connected at the lower edge of frame, the cross section of the placing groove is arc-shaped and concave surface is arranged upward, described
The position connecting on placing groove with blackboard body is equipped with sliding slot, slidably connects in the sliding slot for cleaning chalk on placing groove
The clearing apparatus of ash.
Implement above-mentioned technical proposal, has accumulated part chalk dust after a period of use, in placing groove when pushing and pulling blackboard, drawn
Dynamic clearing apparatus reduces chalk so that clearing apparatus cleans out the dust in placing groove while sliding in sliding slot
The accumulation of ash, to indirectly prevent user of service from being influenced；The setting of arc-shaped placing groove may make user of service to walk
It is out-of-date, prevent chalk dust from flying up to a certain extent, improve the using effect of placing groove；Placing groove and clearing apparatus is removable
Unloading to be connected in connection framework may make placing groove and clearing apparatus can be removed to push and pull blackboard for other, improve placement
The using effect of slot and push-and-pull blackboard.
Further, the clearing apparatus includes the sliding block being slidably connected in the sliding slot, and the sliding block is towards placing groove
Top is extended with connecting plate, in being equipped with the cleaning board being bonded with placing groove inner wall, the cleaning in placing groove on the connecting plate
The face that plate is contacted with placing groove is equipped with bristle.
Implement above-mentioned technical proposal, when needing to make clearing apparatus to clean the chalk dust in placing groove, pull connecting plate in
Sliding in sliding slot drives the cleaning board abutted with placing groove to clean the chalk dust in placing groove, to reduce accumulation in placing groove
Chalk dust, pull connecting plate in the cleaning that can be completed to placing groove mobile in sliding slot, it is convenient and simple.
Further, the spring in compressive state is equipped between the connecting plate and cleaning board.
Implement above-mentioned technical proposal, the setting of spring may make cleaning board further to abut with the inner wall of placing groove, work as band
For dynamic connecting plate when moving in sliding slot, the elastic force that cleaning board resists spring makes bristle further that the chalk dust in placing groove is clear
It sweeps completely, improves the cleaning effect of device.
Further, it is coaxially provided with spring for preventing the inclined guide cylinder of spring on the spring.
Implement above-mentioned technical proposal, when pull connecting plate when being slided in sliding slot, because cleaning board resist spring elastic force with
Placing groove inner wall abuts, and spring can generate inclination in mobile process, so that cleaning board be driven to generate inclination；Guide cylinder
Setting may make that cleaning board compressed spring is contracted to a part of spring in guide cylinder when needing to clean placing groove,
When driving connecting plate mobile, can prevent spring from generating inclination to a certain extent so that cleaning board can normally with placement
The inner wall of slot abuts, and further improves the cleaning effect of clearing apparatus.
Further, the both ends of the placing groove and placing groove are removably connected with the collecting tank for collecting chalk dust.
Implement above-mentioned technical proposal, when pulling connecting plate that connecting plate is made to drive cleaning board when moving in placing groove, receives
The setting of collection slot may make cleaning board to clean the chalk dust in placing groove to collecting tank, when chalk dust heap product arrives in collecting tank
It is convenient and simple by collecting tank in removing and can handle the chalk dust in collecting tank on placing groove when to a certain degree.
Further, the end edge of the placing groove is equipped with fixing piece, and the fixing piece is integrally in rectangle and and placing groove
End be bonded setting, the edge of the collecting tank is equipped with protrusion, and the collecting tank is connected on the fixing piece by protrusion.
Implement above-mentioned technical proposal, the chalk dust accumulation in collecting tank to a certain extent, needs to remove collecting tank progress
The protrusion of collecting tank is detached from clamping relationship with fixing piece and proposes collecting tank in vertical direction by cleaning, convenient and simple；And
And the fixing piece of rectangle may make placing groove in having certain stability on fixing piece, prevent collecting tank in generating on fixing piece
It is mobile.
Further, the sliding slot is arranged through the both ends of placing groove, and the edge-perpendicular of the sliding slot is equipped in sliding slot inner wall
Flange.
Implement above-mentioned technical proposal, it, can heap on bristle because the bristle on cleaning board is after cleaning a period of time to placing groove
The more chalk dust of product needs to clear up bristle, when needing to clear up bristle, by clearing apparatus in the end of sliding slot
Portion skids off the cleaning that can be completed to bristle；When needing for clearing apparatus to be packed into, by cleaning board resist spring elastic force with put
Slot inner wall abutting is set, sliding block is slid into sliding slot, it is convenient and simple.
Further, the placing groove is detachably connected in the connection framework by bolt.
Implement above-mentioned technical proposal, it is straight by bolt when needing for placing groove and clearing apparatus to be placed in connection framework
It connects and placing groove is fixed in connection framework, so that placing groove and is torn open in having certain stability in connection framework
It unloads also more convenient.
In conclusion the utility model has the following beneficial effects:
One, when needing to clean placing groove, by connecting plate band movable slider in being slided in sliding slot, so that cleaning board resists spring
Elastic force abutted with placing groove inner wall, it is convenient and simple to complete cleaning to placing groove;
Two, the setting of collecting tank may make the chalk dust on placing groove to be collected into collecting tank, convenient in collecting tank
Chalk dust disposably cleared up；
Three, entire placing groove and clearing apparatus are bolted in connection framework, so that placing groove and cleaning dress
Setting, which can be used for, improves the using effect of placing groove and clearing apparatus on other push-and-pull blackboards.
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 whole structural schematic diagram of the utility model embodiment；
Fig. 2 is the utility model embodiment for showing the structural schematic diagram of connection framework and placing groove；
Fig. 3 is the portion the A enlarged drawing in Fig. 2；
Fig. 4 is the portion the B enlarged drawing in Fig. 2.
Appended drawing reference: 1, connection framework；11, placing groove；111, fixing piece；12, sliding slot；121, flange；13, dress is cleaned
It sets；131, sliding block；132, connecting plate；133, cleaning board；134, bristle；135, spring；136, guide cylinder；14, collecting tank；141,
Protrusion；15, bolt；2, blackboard body.
Specific embodiment
In the following detailed description, many details are proposed, in order to the comprehensive understanding to the utility model.But
It is, it will be apparent to those skilled in the art that the utility model can not need one in these details
Implement in the case where a little details.Below the description of embodiment is used for the purpose of providing by showing the example of the utility model
The utility model is more fully understood.
Below in conjunction with attached drawing, the technical solution of the utility model embodiment is described.
Embodiment
A kind of push-and-pull blackboard combined with Figure 1 and Figure 2, including connection framework 1 and the blackboard being slidably connected in connection framework 1
Ontology 2, placing groove 11 is removably connected at the lower edge of connection framework 1, and placing groove 11 is detachably connected on by bolt 15
In connection framework 1.Placing groove 11 is connected in connection framework 1 by bolt 15, placing groove 11 may make to be used for other and push away
It draws on blackboard, improves the using effect of placing groove 11.
In conjunction with Fig. 2 and Fig. 3, the cross section of placing groove 11 is arc-shaped and concave surface is arranged upward, on placing groove 11 with blackboard
The position that ontology 2 connects is equipped with sliding slot 12, and the " U "-shaped setting in the cross section of sliding slot 12 slidably connects in sliding slot 12 for clear
The clearing apparatus 13 of chalk dust on placing groove 11 is swept, sliding slot 12 is arranged through the both ends of placing groove 11, the edge-perpendicular of sliding slot 12
Flange 121(is equipped with referring to fig. 4 in 12 inner wall of sliding slot), flange 121 may make clearing apparatus 13 to be optionally further secured to sliding slot 12
It is interior.In use for some time because of clearing apparatus 13, a large amount of chalk dust can be infected on clearing apparatus 13, by clearing apparatus 13 in
The end of sliding slot 12 skids off, and the cleaning to clearing apparatus 13 can be completed, so that clearing apparatus 13 continues to carry out placing groove 11
It cleans, it is convenient and simple.
In conjunction with Fig. 2 and Fig. 3, clearing apparatus 13 includes the sliding block 131 that is slidably connected in sliding slot 12, and sliding block 131 is towards putting
It sets 11 top of slot and is extended with connecting plate 132, in being equipped with the cleaning being bonded with 11 inner wall of placing groove in placing groove 11 on connecting plate 132
Plate 133, cleaning board 133 are semicircular plate body, and the face that cleaning board 133 is contacted with placing groove 11 is equipped with bristle 134.Connecting plate
The spring 135 in compressive state is equipped between 132 and cleaning board 133.It is coaxially provided with spring 135 for preventing on spring 135
The only inclined guide cylinder 136 of spring 135.
When pushing and pulling blackboard after a period of use, part chalk dust has been accumulated in placing groove 11, is pulled connecting plate 132, is made
Connecting plate 132 is slided with movable slider 131 in sliding slot 12, cleaning board 133 is squeezed into spring 135, spring 135 is squeezed to leading
Into cylinder 136, prevent cleaning board 133 from generating inclination；So that cleaning board 133 is abutted with the inner wall of placing groove 11, so that cleaning board
The chalk dust that bristle 134 on 133 further cleans in placing groove 11 subtracts to reduce the chalk dust accumulated in placing groove 11
The accumulation of chalk dust is lacked, to indirectly prevent user of service from being influenced.
In conjunction with Fig. 2 and Fig. 4, the both ends of placing groove 11 and placing groove 11 are removably connected with the collection for collecting chalk dust
Slot 14.Collecting tank 14 is the rectangular box of upper opening, and the end edge of placing groove 11 is equipped with fixing piece 111, and fixing piece 111 is
The frame of rectangle, fixing piece 111 is whole to be in rectangle and is bonded setting with the end of placing groove 11, and collecting tank 14 is in the edge of opening
Equipped with protrusion 141, collecting tank 14 is connected on fixing piece 111 by protrusion 141.
When the chalk dust accumulation in collecting tank 14 to a certain extent, need to remove collecting tank 14 when being cleared up, will receive
The protrusion 141 and fixing piece 111 for collecting slot 14 are detached from clamping relationship and propose collecting tank 14 in vertical direction, convenient and simple；
And the fixing piece 111 of rectangle may make placing groove 11 on fixing piece 111 have certain stability, prevent collecting tank 14 in
It is moved on fixing piece 111.
The course of work: when needing to clear up the chalk dust in placing groove 11, cleaning board 133 is resisted into spring 135
Elastic band movable slider 131 slided in sliding slot 12 so that the bristle 134 on cleaning board 133 is by the chalk dust in placing groove 11
Be pushed in collecting tank 14, when the chalk ash collection in collecting tank 14 to a certain degree after, collecting tank 14 is mentioned in vertical direction
It rises and is detached from clamping relationship with fixing piece 111, the chalk dust in collecting tank 14 can disposably be cleared up, it is convenient and simple.
Above embodiments are only to illustrate the technical solution of the utility model, rather than carry out to the protection scope of utility model
Limitation.Obviously, described embodiment is only the utility model section Example, rather than whole embodiments.Based on these
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the utility model scope of the claimed.
Although the utility model is described in detail referring to above-described embodiment, those of ordinary skill in the art are still
Can it is according to circumstances mutual to the feature in various embodiments of the utility model that creative work not be made in the absence of conflict
Other adjustment are made in combination, additions and deletions, to obtain different, essence without departing from the other technologies side of the design of the utility model
Case, these technical solutions similarly belong to the utility model scope of the claimed.
Claims (8)
1. a kind of push-and-pull blackboard, special including connection framework (1) and the blackboard body (2) being slidably connected in connection framework (1)
Sign is, is removably connected with placing groove (11) at the lower edge of the connection framework (1), the cross section of the placing groove (11)
It is arc-shaped and concave surface is arranged upward, the position connecting on the placing groove (11) with blackboard body (2) is equipped with sliding slot (12), institute
State the clearing apparatus (13) slidably connected in sliding slot (12) for cleaning chalk dust on placing groove (11).
2. a kind of push-and-pull blackboard according to claim 1, which is characterized in that the clearing apparatus (13) includes being slidably connected
Sliding block (131) in the sliding slot (12), the sliding block (131) are extended with connecting plate (132) towards placing groove (11) top,
It is interior equipped with the cleaning board (133) being bonded with placing groove (11) inner wall, the cleaning in placing groove (11) on the connecting plate (132)
The face that plate (133) is contacted with placing groove (11) is equipped with bristle (134).
3. a kind of push-and-pull blackboard according to claim 2, which is characterized in that the connecting plate (132) and cleaning board (133)
Between be equipped in compressive state spring (135).
4. a kind of push-and-pull blackboard according to claim 3, which is characterized in that same with spring (135) on the spring (135)
Axis is equipped with for preventing spring (135) inclined guide cylinder (136).
5. a kind of push-and-pull blackboard according to claim 1, which is characterized in that the both ends of the placing groove (11) and placing groove
(11) it is removably connected with the collecting tank (14) for collecting chalk dust.
6. a kind of push-and-pull blackboard according to claim 5, which is characterized in that the end edge of the placing groove (11) is equipped with
Fixing piece (111), the fixing piece (111) integrally in rectangle and are bonded setting, the collecting tank with the end of placing groove (11)
(14) edge is equipped with raised (141), and the collecting tank (14) passes through raised (141) and is connected on the fixing piece (111).
7. a kind of push-and-pull blackboard according to claim 1, which is characterized in that the sliding slot (12) is through placing groove (11)
The edge-perpendicular of both ends setting, the sliding slot (12) is equipped with flange (121) in sliding slot (12) inner wall.
8. a kind of push-and-pull blackboard according to claim 1, which is characterized in that the placing groove (11) can by bolt (15)
Dismantling connection is on the connection framework (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820565120.XU CN208180602U (en) | 2018-04-19 | 2018-04-19 | A kind of push-and-pull blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820565120.XU CN208180602U (en) | 2018-04-19 | 2018-04-19 | A kind of push-and-pull blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208180602U true CN208180602U (en) | 2018-12-04 |
Family
ID=64433801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820565120.XU Expired - Fee Related CN208180602U (en) | 2018-04-19 | 2018-04-19 | A kind of push-and-pull blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208180602U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849559A (en) * | 2019-04-12 | 2019-06-07 | 上海普发书写板有限公司 | Blackboard for education with ledge for chalk on blackboard |
| CN111469585A (en) * | 2020-05-13 | 2020-07-31 | 陈军 | Teaching equipment |
-
2018
- 2018-04-19 CN CN201820565120.XU patent/CN208180602U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849559A (en) * | 2019-04-12 | 2019-06-07 | 上海普发书写板有限公司 | Blackboard for education with ledge for chalk on blackboard |
| CN111469585A (en) * | 2020-05-13 | 2020-07-31 | 陈军 | Teaching equipment |
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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: 20181204 Termination date: 20210419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |