CN208745657U - A kind of teaching dust-protection type castor - Google Patents
A kind of teaching dust-protection type castor Download PDFInfo
- Publication number
- CN208745657U CN208745657U CN201820903420.4U CN201820903420U CN208745657U CN 208745657 U CN208745657 U CN 208745657U CN 201820903420 U CN201820903420 U CN 201820903420U CN 208745657 U CN208745657 U CN 208745657U
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- China
- Prior art keywords
- block
- wall
- dust
- driving motor
- display board
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- 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
Links
- 235000004443 Ricinus communis Nutrition 0.000 title claims abstract description 25
- 244000309464 bull Species 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 13
- 240000000528 Ricinus communis Species 0.000 abstract description 5
- 230000001747 exhibiting effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 206010020112 Hirsutism Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Brushes (AREA)
Abstract
The utility model discloses a kind of teaching dust-protection type castors, including display board, the lower end of the display board is set there are two device slot, the side wall of the display board is fixedly connected with driving motor, the output shaft end of the driving motor runs through the side wall of display board and extends in device slot, the output shaft end of the driving motor is fixedly connected with double thread bar, the inner wall of the one end of the double thread bar far from driving motor output shaft and device slot is rotatablely connected, link block there are two being threadedly coupled on the double thread bar, two link blocks are located at the two sides of double thread bar, the upper end of the link block and the inner wall of device slot are slidably connected, the side wall of two link blocks is rotatably connected to support rod.The utility model is structurally reasonable, need using when put down idler wheel, withdraw idler wheel when not in use, idler wheel can be reduced and be exposed to for a long time outer, the entrance of dust is reduced, and be provided with hairbrush, can effectively clear up dust.
Description
Technical field
The utility model relates to castor technical field more particularly to a kind of teaching dust-protection type castors.
Background technique
Castor is a general designation, including movable castor and rigid castors.Movable castor also with regard to the universal wheel described in us, it
Structure allows 360 degree rotation；Rigid castors are also direction-caster, it does not have rotational structure, are not able to rotate.Usually two kinds of castors
Typically collocation, for example the structure of trolley is two, front directional wheel, back is two ten thousand close to push handrail
To wheel.The lower end of the display board of teaching at present is equipped with castor, but due to teaching indoor dust larger, dust is easily entered
The junction of shaft and idler wheel, to hinder to roll, existing castor not can be carried out dust-proof.
Utility model content
Purpose of the utility model is to solve disadvantage existing in the prior art, and a kind of teaching proposed is with dust-proof
Type castor, need using when put down idler wheel, withdraw idler wheel when not in use, idler wheel can be reduced and be exposed to for a long time outer, reduced
The entrance of dust, and it is provided with hairbrush, it can effectively clear up dust.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of teaching dust-protection type castor, including display board, the lower end of the display board set that there are two device slot, the exhibitions
Show that the side wall of plate is fixedly connected with driving motor, the output shaft end of the driving motor runs through the side wall of display board and extends to
In device slot, the output shaft end of the driving motor is fixedly connected with double thread bar, and the double thread bar is far from driving
One end of motor output shaft and the inner wall of device slot are rotatablely connected, and are threadedly coupled on the double thread bar there are two link block,
Two link blocks are located at the two sides of double thread bar, and the upper end of the link block and the inner wall of device slot slide and connect
It connecing, the side wall of two link blocks is rotatably connected to support rod, and intersected between two support rods by shaft and is rotatablely connected,
Device block is equipped in described device slot, the lower end of two support rods and the upper end of device block are rotatablely connected, described device block
Lower end is equipped with groove, and the inner wall of the groove is rotatably connected to bull stick, and the lateral wall of the bull stick is fixedly connected with idler wheel, described
The inner wall of groove is set there are two notch, and interior be equipped with of two notches places block, and the lower end for placing block is fixedly connected with hairiness
Brush, the placement block is interior to be equipped with cylindrical cavity, and fixed device is equipped in the cylindrical cavity.
Preferably, the lower end of the hairbrush and the side wall of bull stick offset.
Preferably, the fixed device includes two inserted blocks in cylindrical cavity, and one end of two inserted blocks is passed through respectively
Wear the opposite inner wall of cylindrical cavity, the opposite inner wall of the notch is equipped with slot corresponding with inserted block, two inserted blocks it is another
One end is fixedly connected to follow block, is fixedly connected between two follow blocks by spring.
Preferably, the side wall of the follow block is fixedly connected with pull rod, and the inner wall of the cylindrical cavity is equipped with strip-shaped hole, the pull rod
Through strip-shaped hole.
Preferably, the notch is located at the surface of device block.
Preferably, the hairbrush is soft hairbrush.
In the utility model, when not using idler wheel, idler wheel is located in device slot, reduces the time of idler wheel exposure, reduces ash
The entrance of dirt when needing Mobile exhibiting plate, need to only start driving motor, drive the rotation of double thread bar, make two link block phases
To movement, device block is supported by two support rods, moves idler wheel separating device slot, hairbrush offsets with bull stick, can
The dust being sticked on bull stick is cleared up, and lower hairbrush easy to disassemble is cleared up.The utility model is structurally reasonable, need using when
Idler wheel is put down, withdraws idler wheel when not in use, idler wheel can be reduced and be exposed to for a long time outside, reduce the entrance of dust, and be arranged
There is hairbrush, can effectively clear up dust.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of teaching dust-protection type castor structural schematic diagram；
Fig. 2 be the utility model proposes a kind of teaching dust-protection type castor A at structure enlargement diagram.
In figure: 1 display board, 2 double thread bars, 3 driving motors, 4 support rods, 5 device blocks, 6 hairbrush, 7 grooves, 8 idler wheels, 9
Block, 17 pull rods are placed in bull stick, 10 device slots, 11 link blocks, 12 notches, 13 springs, 14 follow blocks, 15 inserted blocks, 16.
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.
Referring to Fig.1-2, a kind of teaching dust-protection type castor, including display board 1, the lower end of display board 1 set that there are two devices
Slot 10, the side wall of display board 1 are fixedly connected with driving motor 3, and the output shaft end of driving motor 3 runs through the side wall of display board 1
And extend in device slot 10, the output shaft end of driving motor 3 is fixedly connected with double thread bar 2, and double thread bar 2 is separate
One end of 3 output shaft of driving motor and the inner wall of device slot 10 are rotatablely connected, and there are two connections for threaded connection on double thread bar 2
Block 11, two link blocks 11 are located at the two sides of double thread bar 2, and the upper end of link block 11 and the inner wall of device slot 10 slide
Connection, the side wall of two link blocks 11 are rotatably connected to support rod 4, are intersected between two support rods 4 by shaft and be rotatablely connected, dress
It sets and is equipped with device block 5 in slot 10, the lower end of two support rods 4 and the upper end of device block 5 are rotatablely connected, and the lower end of device block 5 is equipped with
Groove 7, the inner wall of groove 7 are rotatably connected to bull stick 9, and the lateral wall of bull stick 9 is fixedly connected with idler wheel 8, and the inner wall of groove 7 is equipped with
Two notches 12, interior be equipped with of two notches 12 place block 16, and the lower end for placing block 16 is fixedly connected with hairbrush 6, places in block 16
Equipped with cylindrical cavity, fixed device is equipped in cylindrical cavity, when not using idler wheel 8, idler wheel 8 is located in device slot 10, reduces the exposure of idler wheel 8
Time reduces the entrance of dust, when needing Mobile exhibiting plate 1, need to only start driving motor 3, double thread bar 2 is driven to rotate,
Two link blocks 11 are relatively moved, supports by device block 5 by two support rods 4, moves 8 separating device slot 10 of idler wheel
Dynamic, hairbrush 6 offsets with bull stick 9, can clear up the dust being sticked on bull stick 9.
In the utility model, a kind of teaching dust-protection type castor, the lower end of hairbrush 6 and the side wall of bull stick 9 offset, fixed dress
Two inserted blocks 15 including being located in cylindrical cavity are set, one end of two inserted blocks 15 extends through the opposite inner wall of cylindrical cavity, 12 phase of notch
Pair inner wall be equipped with slot corresponding with inserted block 15, the other end of two inserted blocks 15 is fixedly connected to follow block 14, two
It is fixedly connected between follow block 14 by spring 13, the side wall of follow block 14 is fixedly connected with pull rod 17, and the inner wall of cylindrical cavity is equipped with bar shaped
Hole, pull rod 17 run through strip-shaped hole, and notch 12 is located at the surface of device block 5, and hairbrush 6 is soft hairbrush.
In the utility model, when not using idler wheel 8, idler wheel 8 is located in device slot 10, reduces the time of the exposure of idler wheel 8, subtracts
The entrance of few dust when needing Mobile exhibiting plate 1, need to only start driving motor 3, drive double thread bar 2 to rotate, make two companies
Connect block 11 relative movement, by two support rods 4 by device block 5 support, move 8 separating device slot 10 of idler wheel, hairbrush 6 with
Bull stick 9 offsets, and can clear up the dust being sticked on bull stick 9, and lower hairbrush 6 easy to disassemble is cleared up.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of teaching dust-protection type castor, including display board (1), which is characterized in that the lower end of the display board (1) is equipped with two
The side wall of a device slot (10), the display board (1) is fixedly connected with driving motor (3), the output shaft of the driving motor (3)
End is run through the side wall of display board (1) and is extended in device slot (10), and the output shaft end of the driving motor (3) is fixed to be connected
It is connected to double thread bar (2), the double thread bar (2) one end and device slot (10) far from driving motor (3) output shaft
Inner wall is rotatablely connected, and is threadedly coupled on the double thread bar (2) there are two link block (11), two link blocks (11) are divided
Not Wei Yu double thread bar (2) two sides, the upper end of the link block (11) and the inner wall of device slot (10) be slidably connected, two
The side wall of the link block (11) is rotatably connected to support rod (4), is intersected rotation by shaft between two support rods (4) and is connected
It connects, is equipped with device block (5) in described device slot (10), the lower end of two support rods (4) and the upper end of device block (5) rotate and connect
It connects, the lower end of described device block (5) is equipped with groove (7), and the inner wall of the groove (7) is rotatably connected to bull stick (9), the bull stick
(9) lateral wall is fixedly connected with idler wheel (8), and the inner wall of the groove (7) is set there are two notch (12), two notches
(12) it is equipped in and places block (16), the lower end for placing block (16) is fixedly connected with hairbrush (6), is set in the placement block (16)
There is cylindrical cavity, fixed device is equipped in the cylindrical cavity.
2. it is according to claim 1 it is a kind of teaching use dust-protection type castor, which is characterized in that the lower end of the hairbrush (6) with
The side wall of bull stick (9) offsets.
3. a kind of teaching dust-protection type castor according to claim 1, which is characterized in that the fixed device includes being located at
Two inserted blocks (15) in cylindrical cavity, one end of two inserted blocks (15) extend through the opposite inner wall of cylindrical cavity, the notch
(12) opposite inner wall is equipped with slot corresponding with inserted block (15), and the other end of two inserted blocks (15) is fixedly connected with
Have follow block (14), is fixedly connected between two follow blocks (14) by spring (13).
4. a kind of teaching dust-protection type castor according to claim 3, which is characterized in that the side wall of the follow block (14) is solid
Surely it is connected with pull rod (17), the inner wall of the cylindrical cavity is equipped with strip-shaped hole, and the pull rod (17) runs through strip-shaped hole.
5. a kind of teaching dust-protection type castor according to claim 1, which is characterized in that the notch (12) is located at device
The surface of block (5).
6. a kind of teaching dust-protection type castor according to claim 1, which is characterized in that the hairbrush (6) is soft hair
Brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820903420.4U CN208745657U (en) | 2018-06-12 | 2018-06-12 | A kind of teaching dust-protection type castor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820903420.4U CN208745657U (en) | 2018-06-12 | 2018-06-12 | A kind of teaching dust-protection type castor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208745657U true CN208745657U (en) | 2019-04-16 |
Family
ID=66052882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820903420.4U Expired - Fee Related CN208745657U (en) | 2018-06-12 | 2018-06-12 | A kind of teaching dust-protection type castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208745657U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518475A (en) * | 2019-08-29 | 2019-11-29 | 绍兴迪艾仕机械设计有限公司 | A kind of damp-proof device suitable for plum rain season distribution box |
| CN110549794A (en) * | 2019-09-29 | 2019-12-10 | 吴义珑 | Universal caster for moving chassis of robot |
| CN111824230A (en) * | 2019-04-18 | 2020-10-27 | 南京千秋供应链管理有限公司 | Automatic change many temperature layers of subregion formula carriage |
-
2018
- 2018-06-12 CN CN201820903420.4U patent/CN208745657U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111824230A (en) * | 2019-04-18 | 2020-10-27 | 南京千秋供应链管理有限公司 | Automatic change many temperature layers of subregion formula carriage |
| CN110518475A (en) * | 2019-08-29 | 2019-11-29 | 绍兴迪艾仕机械设计有限公司 | A kind of damp-proof device suitable for plum rain season distribution box |
| CN110549794A (en) * | 2019-09-29 | 2019-12-10 | 吴义珑 | Universal caster for moving chassis of robot |
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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: 20190416 |