CN107038966A - It is a kind of to turn to mobile LED screen - Google Patents
It is a kind of to turn to mobile LED screen Download PDFInfo
- Publication number
- CN107038966A CN107038966A CN201710313479.8A CN201710313479A CN107038966A CN 107038966 A CN107038966 A CN 107038966A CN 201710313479 A CN201710313479 A CN 201710313479A CN 107038966 A CN107038966 A CN 107038966A
- Authority
- CN
- China
- Prior art keywords
- wheel assembly
- roll wheel
- screw mandrel
- base
- bearing
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
Abstract
It is a kind of to turn to mobile LED screen, it is characterised in that：Including base, the base is fixedly provided with the first roll wheel assembly, the base upper and lower can slidably be provided with the second roll wheel assembly, elevating mechanism is connected between second roll wheel assembly and the base, first roll wheel assembly can coordinate with first direction track, second roll wheel assembly can coordinate with second direction track, second roll wheel assembly can be promoted to the second roll wheel assembly present position higher than first roll wheel assembly by elevating mechanism, so that the base can be moved along the first direction track；Second roll wheel assembly can be pushed to the second roll wheel assembly present position down less than first roll wheel assembly by the elevating mechanism, so that the base can be moved along the second direction track.Elevating mechanism enables base easily to carry out the switching of interorbital, so that the LED screen of the present invention can be moved towards both direction.
Description
Technical field
The present invention relates to a kind of LED screen, mobile LED screen is turned to more particularly to a kind of.
Background technology
LED screen can only be moved in one direction in the prior art, more next to the action request of LED screen with social development
Higher, the LED screen that can only be moved in one direction is difficult to meet the market demand.
The content of the invention
In view of the shortcomings of the prior art, mobile LED screen is turned to it is an object of the invention to provide a kind of, it can be along two
Move in direction.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：
The present invention's turns to mobile LED screen, including base, and the base is fixedly provided with the first roll wheel assembly, the bottom
Seat upper and lower can slidably be provided with the second roll wheel assembly, be connected to elevating mechanism between second roll wheel assembly and the base, institute
Stating the first roll wheel assembly can coordinate with first direction track, and second roll wheel assembly can coordinate with second direction track,
Second roll wheel assembly can be promoted to the second roll wheel assembly present position by elevating mechanism and be higher than first roll wheel assembly, with
The base is set to be moved along the first direction track；Second roll wheel assembly can be down pushed to by the elevating mechanism
The second roll wheel assembly present position is less than first roll wheel assembly, so that the base can be along the second direction track
It is mobile.
Specifically, the elevating mechanism includes screw mandrel, screw mandrel sleeve, driven pulley, and the screw mandrel is set along the vertical direction, institute
Bottom and second roll wheel assembly for stating screw mandrel are affixed, and the screw mandrel sleeve is rotationally sheathed on the screw mandrel, it is described from
Driving wheel is fixed and is coaxially sheathed on the screw mandrel sleeve, and the rotation of the driven pulley can drive the screw mandrel and described second
Edge is moved up and down roll wheel assembly in the lump.
Specifically, the base is provided with accommodating chamber, the accommodating chamber and is fixedly provided with outside bearing holder (housing, cover), the screw mandrel sleeve
Bearing is arranged with, the bearing holder (housing, cover) is regularly sheathed on the bearing, and the middle part of the bearing holder (housing, cover) inwall has locating flange, institute
The end face that locating flange is stated with the outer shroud of the bearing is connected, so that the bearing axially position.
Specifically, the outer wall of the screw mandrel sleeve is provided with driving groove, and axial direction of the driving groove along the screw mandrel sleeve is set
Put, the side wall of the driven pulley opens up screw, the screw through the driven pulley side wall and along the radial direction of the driven pulley
Set, the screw is connected to transmission screw, and the afterbody of the transmission screw is connected with the side wall of the driving groove.
Specifically, the screw mandrel sleeve is coaxially arranged with hold-down ring, and the hold-down ring connects with the screw mandrel bush whorl,
The hold-down ring can be described along the common clamping of inner ring for moving axially to the hold-down ring and the bearing of the screw mandrel sleeve
Driven pulley.
Specifically, the quantity at least two of the bearing, the lower end of the screw mandrel sleeve has spacing outer rim, positioned at most
The upper surface of the outer shroud of the bearing of lower section is connected with the locating flange, the lower end of the inner ring of the bearing positioned at bottom
Face is connected with the spacing outer rim.
Specifically, the bearing is taper roll bearing.
Specifically, the driven pulley is sprocket wheel.
Specifically, the base is provided with four elevating mechanisms, four elevating mechanism rectangular array distributions, respectively
The sprocket wheel of individual elevating mechanism is connected by a driving-chain, and the base is additionally provided with lift adjustment motor, the rising-falling tone economize on electricity
Machine has drive sprocket, the drive sprocket and the transmission chain connect.
Specifically, the base is additionally provided with pretension sprocket wheel, and the pretension sprocket wheel is with the transmission chain connect and by the transmission
Inwards direction is tensioned chain.
The beneficial effects of the present invention are：
Elevating mechanism is connected between second roll wheel assembly and base.When track is moved LED in the first direction, the second roll wheel assembly
Second roll wheel assembly present position is promoted to higher than the first roll wheel assembly by elevating mechanism, in order to avoid the second roll wheel assembly bottom and the
One direction track interference, so that base can be moved track in the first direction；Second direction track is corresponded to when LED screen is moved to,
And need from first direction track be diverted to second direction track when, the second roll wheel assembly can be pushed to the down by elevating mechanism
Second wheel component present position is less than the first roll wheel assembly so that the second roll wheel assembly coordinates with second direction track, and first
Roll wheel assembly departs from first direction track, in case the first roll wheel assembly is interferenceed with second direction track.Now, LED screen can
Track is moved in a second direction, and movement is turned to realize.Elevating mechanism enables base easily to carry out the switching of interorbital,
So that the LED screen of the present invention can be moved towards both direction.
Brief description of the drawings
Fig. 1 is front view of the moveable LED screen group under side by side relationship；
Fig. 2 is top view of the moveable LED screen group under side by side relationship；
Fig. 3 is top view of the moveable LED screen group under the state that splits；
Fig. 4 is the front view of the present invention wherein structural representation of base；
Fig. 5 is the partial enlarged view at A in Fig. 4, and the second direction track 52 shown in it is with reference to signal；
Fig. 6 is the Status view when present position of the second roll wheel assembly 4 is less than the first roll wheel assembly 3.
Fig. 7 is the partial enlarged view at B in Fig. 4；
Fig. 8 is the top view of the present invention wherein structural representation of base.
Reference is in figure：
1. base, 11. lift adjustment motors, 12. pretension sprocket wheels, 2. elevating mechanisms,
21. screw mandrel, 22. screw mandrel sleeves, 221. driving grooves, 222. spacing outer rims,
23. sprocket wheel, 231. screws, 232. transmission screws, 24. hold-down rings,
25. bearing washer, 3. first roll wheel assemblies, 4. second roll wheel assemblies,
51. first direction track, 52. second direction tracks, 6. bearing holder (housing, cover)s,
61. locating flange, 7. taper roll bearings, 8. driving-chains.
Embodiment
Below in conjunction with the accompanying drawings come further illustrate the present invention embodiment.
Fig. 1 and Fig. 2 show a kind of moveable LED screen group, when it is in side by side relationship, first, second, four LED screens of the third fourth
The spread configuration of track 51 in the first direction.LED screen group is allowed hand over as the state that splits as shown in Figure 3, i.e. two LED of first, second
Screen is moved to along the second direction track 52 in left side and arranged, third, two LED screens of fourth be moved to second direction track 52 along right side
Arrangement.LED screen group by side by side relationship during the state of splitting is switched to, and first LED screen and fourth LED screen are required to advancing
During turn to（Track 52 in a second direction are gone to from track 51 in the first direction）, and second LED screen and the third LED screen need to only divide
At the two ends for not being moved to first direction track 51.The technical scheme for turning to mobile LED screen of the present invention can be applied to
First LED screen and fourth LED screen are stated, for purposes of illustration only, the motion mode for turning to mobile LED screen of following examples corresponds to
Above-mentioned first LED screen.
What the present embodiment was provided turns to mobile LED screen including base 1, sees Fig. 4 and Fig. 8, and base 1 is fixedly provided with the
One roll wheel assembly 3.Base 1 upper and lower can slidably be provided with the second roll wheel assembly 4.It is connected between second roll wheel assembly 4 and base 1
Elevating mechanism 2.First roll wheel assembly 3 can coordinate with first direction track 51（Referring to Fig. 4）, the second roll wheel assembly 4 can be with
Second direction track 52 coordinates.When track 51 is moved LED in the first direction（The direction C towards in Fig. 2）, the quilt of the second roll wheel assembly 4
Elevating mechanism 2 is promoted to the present position of the second roll wheel assembly 4 higher than the first roll wheel assembly 3（As shown in Figure 5）, in order to avoid the second roller
The bottom of component 4 is interferenceed with first direction track 51, so that base 1 can be moved track 51 in the first direction；When LED screen is moved to
Correspondence second direction track 52, and need from first direction track 51 be diverted to second direction track 52 when, the second roll wheel assembly 4
The present position of the second roll wheel assembly 4 can be pushed to down by elevating mechanism 2 less than the first roll wheel assembly 3（As shown in Figure 6）So that
Second roll wheel assembly 4 coordinates with second direction track 52, and the first roll wheel assembly 3 departs from first direction track 51, Yi Mian
One roll wheel assembly 3 is interferenceed with second direction track 52.Now, LED screen can be moved track 52 in a second direction, to realize steering
It is mobile（With reference to the first LED screen in Fig. 2 and Fig. 3）.
Specifically, Fig. 7 is seen, elevating mechanism 2 includes screw mandrel 21, screw mandrel sleeve 22, the sprocket wheel 23 as driven pulley.Screw mandrel 21
Set along the vertical direction, the bottom of screw mandrel 21 and the second roll wheel assembly 4 are affixed.Screw mandrel sleeve 22 is rotationally sheathed on screw mandrel
21, sprocket wheel 23 is fixed and is coaxially sheathed on screw mandrel sleeve 22.The rotation of sprocket wheel 23 can drive the roller group of screw mandrel 21 and second
Edge is moved up and down part 4 in the lump.The kind of drive precision of screw mandrel sleeve 22 and screw mandrel 21 is high, and screw mandrel sleeve 22 and the energy of screw mandrel 21
Enough self-lockings so that the second roll wheel assembly 4 can accurately be moved to required height, and effectively be held in the height.In addition, silk
The ability that the kind of drive of rod sleeve 22 and screw mandrel 21 bears axial load is strong so that elevating mechanism 2 can bear the load of LED screen
Lotus.
Specifically, Fig. 7 is seen, base 1, which is provided with accommodating chamber, accommodating chamber, is fixedly provided with bearing holder (housing, cover) 6.The overcoat of screw mandrel sleeve 22
Provided with taper roll bearing 7.Bearing holder (housing, cover) 6 is regularly sheathed on taper roll bearing 7.The middle part of the inwall of bearing holder (housing, cover) 6 has positioning
Flange 61.Locating flange 61 is connected with the end face of the outer shroud of taper roll bearing 7, so that the axially position of taper roll bearing 7.Circle
Taper roller bearing 7 can make the rotary resistance of screw mandrel sleeve 22 smaller, rotate more smooth.
Specifically, the quantity at least two of taper roll bearing 7.The lower end of screw mandrel sleeve 22 has spacing outer rim 222,
Upper surface positioned at the outer shroud of the taper roll bearing 7 of bottom is connected with locating flange 61, and the circular cone positioned at bottom is rolled
The lower surface of the inner ring of sub- bearing 7 is connected with spacing outer rim 222 so that the taper roll bearing 7 of lower section is positioned.
Specifically, Fig. 7 is seen, the outer wall of screw mandrel sleeve 22 is provided with driving groove 221, axle of the driving groove 221 along screw mandrel sleeve 22
To setting.The side wall of sprocket wheel 23 opens up screw 231, and screw 231 runs through the side wall of sprocket wheel 23, and being radially arranged along sprocket wheel 23.
Screw 231 is connected to transmission screw 232（Screw 232 is driven in Fig. 7 to be not provided with screw 231）, it is driven the afterbody and biography of screw 232
The side wall connection of dynamic groove 221, to realize circumferential transmission.The afterbody of transmission screw 232 can be slided along driving groove 221 so that sprocket wheel
23 can move along screw mandrel sleeve 22 in the range of certain length so that sprocket wheel 23 can in response to drive device height and position tune
It is whole and make corresponding regulation, so as to improve its scope of application.
Specifically, screw mandrel sleeve 22 is outer is coaxially arranged with hold-down ring 24.Hold-down ring 24 connects with the screw thread of screw mandrel sleeve 22.Pressure
Tight ring 24 can be common along the inner ring for moving axially to hold-down ring 24 and the taper roll bearing 7 positioned at the top of screw mandrel sleeve 22
Sprocket wheel 23 is clamped, so that the axially position of sprocket wheel 23.Taper roll bearing 7 wherein positioned at the top before sprocket wheel 23 with also covering
Provided with bearing washer 25.
Specifically, Fig. 8 is seen, base 1 is provided with four elevating mechanisms 2.Four rectangular array of elevating mechanism 2 distributions.Each
The sprocket wheel of elevating mechanism 2 is connect by a driving-chain 8.Base 1 is additionally provided with regulation regulation motor 11, and regulation regulation motor 11 has
Drive sprocket, drive sprocket connects with driving-chain 8.Base 1 is additionally provided with pretension sprocket wheel 12, and pretension sprocket wheel 12 connects with driving-chain 8 and will
Inwards direction is tensioned driving-chain 8.
Above disclosed is only the preferred embodiments of the present invention, can not limit the right of the present invention with this certainly
Scope, therefore the equivalent variations made according to scope of the present invention patent, still belong to the scope that the present invention is covered.
Claims (10)
1. a kind of turn to mobile LED screen, it is characterised in that：Including base, the base is fixedly provided with the first roller group
Part, the base upper and lower can slidably be provided with the second roll wheel assembly, be connected between second roll wheel assembly and the base
Elevating mechanism, first roll wheel assembly can coordinate with first direction track, and second roll wheel assembly can be with second party
Coordinate to track, second roll wheel assembly can be promoted to the second roll wheel assembly present position higher than described first by elevating mechanism
Roll wheel assembly, so that the base can be moved along the first direction track；Second roll wheel assembly can be by the lift
Structure is pushed to the second roll wheel assembly present position less than first roll wheel assembly down, so that the base can be along described
Second direction track is moved.
2. according to claim 1 turn to mobile LED screen, it is characterised in that：The elevating mechanism includes screw mandrel, silk
Rod sleeve, driven pulley, the screw mandrel are set along the vertical direction, and the bottom of the screw mandrel and second roll wheel assembly are affixed, institute
State screw mandrel sleeve and be rotationally sheathed on the screw mandrel, the driven pulley is fixed and is coaxially sheathed on the screw mandrel sleeve, institute
Stating the rotation of driven pulley can drive the screw mandrel to be moved up and down with second roll wheel assembly in the lump edge.
3. according to claim 2 turn to mobile LED screen, it is characterised in that：The base is provided with accommodating chamber, described
Bearing holder (housing, cover) is fixedly provided with accommodating chamber, the screw mandrel bush outer sleeve is provided with bearing, and the bearing holder (housing, cover) is regularly sheathed on described
Bearing, the middle part of the bearing holder (housing, cover) inwall has locating flange, and the locating flange is abutted with the end face of the outer shroud of the bearing,
So that the bearing axially position.
4. according to claim 3 turn to mobile LED screen, it is characterised in that：The outer wall of the screw mandrel sleeve is provided with
Driving groove, the driving groove is axially arranged along the screw mandrel sleeve, and the side wall of the driven pulley opens up screw, and the screw is passed through
The side wall of the driven pulley and being radially arranged along the driven pulley are worn, the screw is connected with transmission screw, the transmission spiral shell
The afterbody of nail is abutted with the side wall of the driving groove.
5. according to claim 4 turn to mobile LED screen, it is characterised in that：The screw mandrel sleeve is coaxially arranged
There is hold-down ring, the hold-down ring is threadedly coupled with the screw mandrel sleeve, the hold-down ring can be moved along the axial direction of the screw mandrel sleeve
Move to the inner ring of the hold-down ring and the bearing and clamp the driven pulley jointly.
6. according to claim 4 turn to mobile LED screen, it is characterised in that：The quantity of the bearing is at least two
Individual, the lower end of the screw mandrel sleeve has spacing outer rim, positioned at the upper surface of the outer shroud of the bearing of bottom and the convex
Edge is abutted against, and the lower surface of the inner ring of the bearing positioned at bottom is abutted against with the spacing outer rim.
7. according to claim 3 turn to mobile LED screen, it is characterised in that：The bearing is taper roll bearing.
8. according to claim 2 turn to mobile LED screen, it is characterised in that：The driven pulley is sprocket wheel.
9. according to claim 8 turn to mobile LED screen, it is characterised in that：The base is provided with four liters
Descending mechanism, four elevating mechanism rectangular array distributions, the sprocket wheel of each elevating mechanism is connected by a driving-chain,
The base is additionally provided with lift adjustment motor, and the lift adjustment motor has drive sprocket, and the drive sprocket is passed with described
Dynamic chain connection.
10. according to claim 9 turn to mobile LED screen, it is characterised in that：The base is additionally provided with pretension chain
Wheel, the pretension sprocket wheel is with the transmission chain connect and inwards direction is tensioned by the driving-chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710313479.8A CN107038966B (en) | 2017-05-05 | 2017-05-05 | It is a kind of to turn to mobile LED screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710313479.8A CN107038966B (en) | 2017-05-05 | 2017-05-05 | It is a kind of to turn to mobile LED screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107038966A true CN107038966A (en) | 2017-08-11 |
| CN107038966B CN107038966B (en) | 2019-04-26 |
Family
ID=59537896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710313479.8A Active CN107038966B (en) | 2017-05-05 | 2017-05-05 | It is a kind of to turn to mobile LED screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107038966B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5311777A (en) * | 1992-09-28 | 1994-05-17 | Hennessy Technology Corporation | Wheel balancer with adjustable operator pod |
| CN205028589U (en) * | 2015-09-17 | 2016-02-10 | 陕西理工学院 | Novel solar energy electronic information tablet |
| CN205122140U (en) * | 2015-11-03 | 2016-03-30 | 许昌学院 | Art design is with show board |
| CN205140408U (en) * | 2015-12-01 | 2016-04-06 | 新余学院 | College english teaching presentation device |
| CN205247843U (en) * | 2015-12-25 | 2016-05-18 | 嘉兴仙视电子有限公司 | Liquid crystal multi -media display convenient to remove |
-
2017
- 2017-05-05 CN CN201710313479.8A patent/CN107038966B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5311777A (en) * | 1992-09-28 | 1994-05-17 | Hennessy Technology Corporation | Wheel balancer with adjustable operator pod |
| CN205028589U (en) * | 2015-09-17 | 2016-02-10 | 陕西理工学院 | Novel solar energy electronic information tablet |
| CN205122140U (en) * | 2015-11-03 | 2016-03-30 | 许昌学院 | Art design is with show board |
| CN205140408U (en) * | 2015-12-01 | 2016-04-06 | 新余学院 | College english teaching presentation device |
| CN205247843U (en) * | 2015-12-25 | 2016-05-18 | 嘉兴仙视电子有限公司 | Liquid crystal multi -media display convenient to remove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107038966B (en) | 2019-04-26 |
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Address after: 523000 No.4, Yanxing Second Road, Humen Town, Dongguan City, Guangdong Province Patentee after: Guangdong Huanan Junye Machinery Manufacturing Co., Ltd Address before: Second 523000 Industrial Zone, Shen Gang community, Humen Town, Guangdong, Dongguan Patentee before: DONGGUAN HUANAN JUNYE MACHINERY MANUFACTURING Co.,Ltd. |
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