CN209245649U - Moving display screen and mobile combined display screen - Google Patents
Moving display screen and mobile combined display screen Download PDFInfo
- Publication number
- CN209245649U CN209245649U CN201821801439.4U CN201821801439U CN209245649U CN 209245649 U CN209245649 U CN 209245649U CN 201821801439 U CN201821801439 U CN 201821801439U CN 209245649 U CN209245649 U CN 209245649U
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- 238000013016 damping Methods 0.000 claims abstract description 46
- 230000001360 synchronised effect Effects 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 239000003638 chemical reducing agent Substances 0.000 claims description 38
- 210000001503 joint Anatomy 0.000 claims description 32
- 239000000872 buffer Substances 0.000 claims description 31
- 208000032369 Primary transmission Diseases 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000009467 reduction Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 abstract description 8
- 238000003032 molecular docking Methods 0.000 abstract description 3
- 230000033001 locomotion Effects 0.000 description 9
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000005267 amalgamation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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- Vehicle Waterproofing, Decoration, And Sanitation Devices (AREA)
- Toys (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The utility model discloses a kind of moving display screen and mobile combined display screens, and moving display screen includes: main screen, braced frame, vehicle frame, damping buffering component and synchronous drive mechanism；Wherein, main screen is located in braced frame, and braced frame is fixed on vehicle frame；The side of braced frame and vehicle frame is docking side, docks and damping buffering component is arranged on side；Synchronous drive mechanism is fixedly connected on the bottom surface of vehicle frame, and each driving wheel of the synchronous drive mechanism, which can operate synchronously, drives braced frame, main screen and damping buffering component on vehicle frame and the vehicle frame mobile.The moving display screen can guarantee that accurately orientation, stable operation, when docking are avoided that damaged in collision main screen occur under the premise of not needing yaw finishing.
Description
Technical Field
The utility model relates to a large-scale display device field especially relates to a large-scale removal display screen and removal combination display screen.
Background
The existing mobile equipment driving technology has multiple driving modes such as multi-shaft full-time driving, front-shaft driving, rear-shaft driving and the like, but the application range is respectively limited, mainly because in any driving mechanism, in order to ensure that the driving wheels realize differential motion during steering, the shafts are mostly connected by open differential couplings, but the existing problems are that: the driving wheels cannot run synchronously, the movement directivity is poor, and the moving direction and stability are influenced.
For example, in the existing large-sized mobile equipment (such as a large-sized mobile display), the driving mechanism adopts the same driving technology as that of other mobile equipment, and mainly adopts a multi-shaft full-time driving mechanism, in the multi-shaft full-time driving mechanism, the power distributed to each driving wheel is unbalanced, so that the driving force is unbalanced, the synchronous operation of a plurality of driving wheels cannot be ensured, component force is generated when the plurality of driving wheels travel, the traveling direction of the large-sized mobile equipment is disturbed, a yaw trimming control device or a differential locking device needs to be additionally arranged, otherwise, the continuous stable operation in a preset direction cannot be realized, and the control complexity and the use cost are increased. And moreover, impact and collision can be generated during the butt joint of the two translational mobile display screens, so that the control is not easy, and the equipment is easy to damage.
SUMMERY OF THE UTILITY MODEL
Based on the problem that prior art exists, the utility model aims at providing a remove display screen and remove combination display screen can realize reliable steady movement and impact and collision when can effectively slow down the butt joint.
The utility model aims at realizing through the following technical scheme:
an embodiment of the utility model provides a mobile display screen, include:
the device comprises a main screen, a support frame, a damping buffer assembly and a synchronous driving mechanism; wherein,
the main screen is arranged in the support frame, and the support frame is fixedly arranged on the frame;
the side surfaces of the supporting frame and the frame are butt joint side surfaces, and the damping buffer assembly is arranged on the butt joint side surfaces;
the synchronous driving mechanism is fixedly connected to the bottom surface of the frame, and each driving wheel of the synchronous driving mechanism can synchronously run to drive the frame and the supporting frame, the main screen and the damping buffer assembly on the frame to move.
The utility model discloses embodiment still provides a remove combination display screen, include:
two mobile display screens, each mobile display screen all adopts mobile display screen, two mobile display screens can opposite direction move make butt joint side butt joint each other make up into a display screen.
By the foregoing the utility model provides a technical scheme can see out, the embodiment of the utility model provides a remove the display screen and remove the combination display screen, its beneficial effect is:
the synchronous driving mechanism is arranged on the bottom surface of the frame, and the frame, the supporting frame, the main screen and the damping buffer assembly on the frame are driven to move by the synchronous operation of the driving wheels of the synchronous driving mechanism, so that the synchronous driving with balanced power is ensured on the premise of not needing yaw finishing or inter-wheel locking, and the directional stable operation is realized; set up damping buffering subassembly through the side at braced frame and frame, guaranteed flexible steady butt joint, avoid the butt joint to appear colliding and damage the main screen.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic front view of a mobile display screen according to an embodiment of the present invention;
fig. 2 is a schematic side view of a mobile display provided in an embodiment of the present invention;
in the figure: 1-main screen; 2-a frame; 3-a synchronous drive mechanism; 31-driving a gear motor; 32-left first stage drive shaft; 33-left speed reducer; 34-right primary drive shaft; 35-right speed reducer; 36-left drive wheel; 37-right drive wheel; 4-a damping buffer assembly; 5-a support frame; 10-left mobile display screen; 20-right mobile display screen; 6-guide the track.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Details not described in the embodiments of the present invention belong to the prior art known to those skilled in the art.
As shown in fig. 1 and 2, an embodiment of the present invention provides a mobile display screen, including:
the device comprises a main screen 1, a support frame 5, a vehicle frame 2, a damping buffer assembly 4 and a synchronous driving mechanism 3; wherein,
the main screen 1 is arranged in a support frame 5, and the support frame 5 is fixedly arranged on the vehicle frame 2;
the side surfaces of the supporting frame 5 and the frame 2 are butt joint side surfaces, and the butt joint side surfaces are provided with damping buffer assemblies 4;
the synchronous driving mechanism 3 is fixedly connected to the bottom surface of the vehicle frame 2 and can drive the vehicle frame 2 and a supporting frame 5, a main screen 1 and a damping buffer component 4 on the vehicle frame 2 to move.
In the above mobile display panel, the synchronous drive mechanism 3 includes: a drive speed reducing motor 31 arranged at the middle part of the bottom of the frame 2 (namely, the drive speed reducing motor 31 is arranged at the bottom of the frame 2), the drive speed reducing motor 31 is provided with a bidirectional output shaft, and the bidirectional output shaft is respectively connected with a left speed reducer 33 and a right speed reducer 35 through a left primary transmission shaft 32 and a right primary transmission shaft 34;
the left speed reducer 33 is connected with a left shaft provided with two left driving wheels 36, the right speed reducer 35 is connected with a right shaft provided with two right driving wheels 37, and the driving speed reduction motor 31 can synchronously drive the left and right driving wheels 36 and 37 to synchronously rotate through a bidirectional output shaft, left and right primary transmission shafts 32 and 34 and the left and right speed reducers 33 and 35.
In the synchronous driving mechanism 3, the left and right speed reducers 33 and 35 are both shaft end speed reducers; wherein, the left speed reducer 33 is arranged at the shaft end of the left shaft and connected with the left shaft; the right speed reducer 35 is provided at the shaft end of the right shaft and connected to the right shaft.
In the synchronous drive mechanism 3, the bidirectional output shaft of the drive speed reduction motor 31 is rigidly connected with the left and right first-stage transmission shafts 32 and 34; the left and right primary transmission shafts 32 and 34 are rigidly connected with the left and right speed reducers 33 and 35; the left and right speed reducers 33, 35 are rigidly connected with the left and right shafts. Namely, all the shafts in the synchronous driving mechanism 3 are rigidly connected, so that the synchronism of power transmission can be ensured, and the synchronous and equidirectional operation of all the driving wheels is ensured. Preferably, the rigid connection between the shafts is connected by a rigid coupling.
The mobile display screen further comprises: and a guide rail 6, wherein a driving wheel of the synchronous driving mechanism 3 is arranged on the guide rail 6 and can move along the guide rail 6. The provision of the guide rail 6 provides a dual function of guiding and path defining the movement of the synchronous drive 3. The guide rail 6 may be a light rail or other type of rail.
Since the synchronous drive mechanism 3 is hard-coupled to the left and right drive wheels 36 and 37 via the drive gear motor 31 as a power source by the left and right reduction gears 33 and 35, respectively, the output power is distributed in a substantially equal value. The driving direction and the driving force of each driving wheel are the same, the same direction and the same speed can be achieved, the movement moves linearly along the direction of the guide rail 6, the reciprocating is repeated, and the operation is accurate and reliable. The synchronous driving mechanism 3 with the structure can realize multi-shaft parallel connection, synchronous driving and power sharing.
Referring to fig. 1 and 2, in the mobile display screen, the damping buffer assembly 4 includes: and a plurality of damping buffers distributed on the side surfaces of the support frame 5 and the vehicle frame 2. Through the damping buffer assembly 4 that sets up a plurality of damping buffers constitution in the side of braced frame 5 and frame 2, can not adopt brake braking and only lean on the condition of synchronous drive mechanism 3 moment of torsion speed reduction, when two mobile display screens dock, can carry out the damping speed reduction through the damping buffer of the long stroke that the side set up of docking, make two mobile display screens joint soft steady, can prevent to joint the collision and damage the main screen.
Preferably, in the mobile display screen, the main screen 1 is an LED screen, or other display screens, such as a plasma display screen, may be adopted as long as the size and the volume can meet the requirement of a large display screen.
The mobile display screen with the structure is mainly used as an indoor and outdoor large-scale mobile display screen, synchronous operation and stable butt joint can be realized, the structural size of the whole set of mobile display screen can be adjusted as required, and the principle of the mechanical structure synchronization form of the synchronous driving mechanism 3 is unchanged.
As shown in fig. 1, the embodiment of the present invention further provides a mobile combined display screen, including:
the two mobile display screens (namely the left and right mobile display screens 10 and 20 in fig. 1) are adopted by each mobile display screen, and the two mobile display screens can move oppositely to enable the butt joint side faces to be mutually butt jointed to form one display screen. This kind of remove combination display screen is owing to adopted two to have synchronous actuating mechanism 3 and damping buffer assembly 4's removal display screen, during the butt joint, can realize respectively removing the steady movement of display screen and flexible butt joint, avoids the butt joint collision to damage main screen and other equipment.
Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the present embodiment provides a mobile display screen, which includes: the device comprises a main screen 1, a supporting frame 5, a vehicle frame 2, a synchronous driving mechanism 3, a damping buffer component 4 and a guide rail;
wherein, the main screen 1 is arranged in a supporting frame 5, and the supporting frame 5 is fixedly arranged on the vehicle frame 2;
the side surfaces of the supporting frame 5 and the frame 2 are butt joint side surfaces, and the butt joint side surfaces are provided with damping buffer assemblies 4;
the synchronous driving mechanism 3 is fixedly connected to the bottom surface of the vehicle frame 2 and can drive the vehicle frame 2 and a supporting frame 5, a main screen 1 and a damping buffer component 4 on the vehicle frame 2 to move.
As shown in FIG. 1, in the synchronous driving mechanism 3, a driving gear motor 31 is disposed in the middle of the bottom surface of the frame 2, specifically, the driving gear motor 31 is disposed in the middle of the bottom surface of the frame 2, the driving gear motor 31 has a bidirectional output shaft, the bidirectional output shaft is connected to a left and a right speed reducers 33, 35 through a left and a right primary transmission shafts 32, 34, respectively, the left and the right speed reducers 33, 35 are shaft end reducers, the driving gear motor 31 can provide input torque to the two shaft end reducers through the bidirectional output shaft and the left and the right primary transmission shafts 32, 34, the two shaft end reducers are respectively hung on the shaft ends of the left and the right shafts, the left and the right shafts are respectively disposed with two driving wheels (i.e., a left and a right driving wheel 36, 37), the left and the right shafts parallel to each other are perpendicular to the left and the right primary transmission, The right first-level transmission shaft 32, the left first-level transmission shaft 32, and the right first-level transmission shaft 34 are connected with the input shaft of each shaft end reducer through rigid couplings, the output shaft of each shaft end reducer is rigidly connected with the left shaft and the right shaft, and each shaft end reducer receives the torque from the driving reduction motor 31 to drive the driving wheels (namely, the left driving wheel 36 and the right driving wheel 37) which are coaxial on the left shaft and the right shaft to run, so as to drive the frame 2 and all the components on the frame to move transversely (namely, the driving wheels drive the frame 2 to move in a direction perpendicular to the display direction of the. The synchronous driving mechanism 3 with the structure can not form differential motion between the driving wheels due to the differential mechanism, is a driving mechanism for synchronously conveying bricks by the driving wheels with rigid connection of the shafts and the power source, and can ensure the stability of the moving direction and the stability of the movement.
The damping buffer assembly 4 comprises a plurality of damping buffers, each damping buffer is distributed on the side surfaces of the supporting frame 5 and the vehicle frame 2, is specifically arranged on the side surface when the supporting frame 5 is butted with the vehicle frame 2, and is arranged on the end part where the supporting frame 5 and the vehicle frame 2 are jointed with each other, the mounting position of each damping buffer is adjustable, and the damping force is adjustable.
In the mobile display screens, the guide rails are laid on the ground to form a butt joint path, and the driving wheels of the synchronous driving mechanism 3 run on the butt joint path formed by the guide rails to guide the mobile display screens to move and butt joint.
The whole size and the stroke of the mobile display screen can be adjusted according to different application occasions, and the structural layout form and the mechanical transmission operation principle are the same as those described above.
The two mobile display screens are a set, and are symmetrically matched with each other at the left and right sides to form a mobile combined display screen (see fig. 1, a set of mobile combined display screens is formed by the left and right mobile display screens 10 and 20, the arrow A, B in fig. 1 indicates the direction of the mobile butt joint of the left and right mobile display screens 10 and 20, and the direction of the separation is opposite to the direction indicated by the arrow A, B).
When the mobile display screen is in butt joint operation, the moving power is provided by the synchronous driving mechanism 3 arranged at the lower part of the frame 2, the power is decelerated and redirected by the driving speed reduction motor 31 and output by the bidirectional output shaft, and is respectively input to the two shaft end speed reducers through the two primary transmission shafts, and the final driving force is exerted on the connecting shaft gear train (namely the left and the right shafts and the left and the right driving wheels 36 and 37 connected with the left and the right shafts) through secondary deceleration and redirection so as to drive each driving wheel to rotate; because the couplings for driving the moving wheels are rigid couplings, the response time of the power transmitted to the driving wheels by the driving force is not lagged, and the four wheels can be started and braked simultaneously; when the left and right mobile display screens are in butt joint, the damping buffer of the damping buffer component 4 arranged on the butt joint side surface generates corresponding damping force according to the speed when in combination, the moving speed of each mobile display screen is reduced, and the two mobile display screens are stably jointed by matching with the torque braking of the synchronous driving mechanism 3.
The mobile display screen has the following advantages:
(1) the synchronous driving mechanism 3 can realize multi-shaft parallel connection, synchronous driving and power sharing, particularly, because the driving speed reducing motor 31 is rigidly connected with the driving wheels through a rigid coupling and a speed reducer, the output power is basically distributed in an equivalent way, the driving direction and the driving force of each driving wheel are enabled to be in the same direction and at the same speed, and each mobile display screen moves linearly along the track direction and repeatedly reciprocates, accurately and reliably.
(2) Can realize flexible butt joint through setting up damping buffering subassembly 4, when two move the relative operation amalgamations of display screen as an organic whole, because the quality and the height of removing the display screen, can not adopt brake braking's form to slow down, structural feature according to the multiaxis is parallelly connected, by the moment of torsion speed reduction of drive gear motor 31, cooperate a plurality of drive wheels to participate in, make the speed reduction effect obvious but not very hard yet, also can reduce the impact, but at the joint section, if the joint speed is too fast, the long stroke damping buffer through the damping buffering subassembly 4 of butt joint side carries out the damping speed reduction, utilize the characteristic of damping buffer, make the joint of two removal display screens steady, damage main screen and other equipment softly for preventing the joint collision.
As one skilled in the art will appreciate, the names of some components in the above description are used for distinguishing different components, not for completely limiting the positions of the components, and should not be construed as limiting the positions of the components.
In the mobile display screen of the utility model, the synchronous driving mechanism 3 is arranged to ensure the accurate direction, stable and reliable operation during the movement; when two blocks of mobile display butt joints, be provided with a plurality of damping buffers as damping buffering subassembly 4 through the striking face at frame and braced frame, can prevent that high-speed collision from damaging the main screen, damping deceleration effect is obvious during high-speed butt joint, and when speed reduced the safe speed, the damping effect of damping buffer can neglect, and the setting of damping buffering subassembly 4 can effectively prevent high-speed striking, can reduce the running resistance again. All components can adopt modular design, the universality and the interchangeability are good, the disassembly and the assembly are rapid, the maintenance is convenient, the installation and the maintenance efficiency are improved, the faults are reduced, and the cost is reduced. The mobile display screen with the structure well solves the problem that the translation and butt joint of the large LED screen contradict the combination precision, the combination speed and the operation control during combination. The starting and braking are stable, the speed is controllable, and the response is sensitive. The balance between the operation controllability and the operation rapidity is well considered.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A mobile display screen, comprising:
the device comprises a main screen (1), a supporting frame (5), a vehicle frame (2), a damping buffer component (4) and a synchronous driving mechanism (3); wherein,
the main screen (1) is arranged in the supporting frame (5), and the supporting frame (5) is fixedly arranged on the frame (2);
the side surfaces of the supporting frame (5) and the frame (2) are butt joint side surfaces, and the damping buffer assembly (4) is arranged on the butt joint side surfaces;
synchronous driving mechanism (3) fixed connection in the bottom surface of frame (2), each drive wheel of this synchronous driving mechanism (3) can the synchronous operation drive on frame (2) and this frame (2) braced frame (5), main screen (1) and damping buffer assembly (4) remove.
2. A mobile display screen according to claim 1, characterised in that the synchronous drive mechanism (3) comprises:
the driving speed reducing motor (31) is arranged in the middle of the bottom of the frame (2), the driving speed reducing motor (31) is provided with a bidirectional output shaft, and the bidirectional output shaft is respectively connected with the left speed reducer (33) and the right speed reducer (35) through a left primary transmission shaft (32) and a right primary transmission shaft (34);
the left speed reducer (33) is connected with a left shaft provided with two left driving wheels (36), the right speed reducer (35) is connected with a right shaft provided with two right driving wheels (37), and the driving speed reduction motor (31) can synchronously drive the left driving wheels (36) and the right driving wheels (37) to synchronously run through a bidirectional output shaft, a left first-stage transmission shaft (32), a right first-stage transmission shaft (34), the left speed reducer (33) and the right speed reducer (35).
3. The mobile display screen according to claim 2, wherein the left speed reducer (33) and the right speed reducer (35) both adopt shaft end speed reducers; the left speed reducer (33) is arranged at the shaft end of the left shaft and connected with the left shaft; and the right speed reducer (35) is arranged at the shaft end of the right shaft and is connected with the right shaft.
4. The mobile display screen according to claim 2, wherein in the synchronous driving mechanism (3), the bidirectional output shaft of the driving speed reduction motor (31) is rigidly connected with the left-stage transmission shaft (32) and the right-stage transmission shaft (34);
the left primary transmission shaft (32) and the right primary transmission shaft (34) are rigidly connected with the left speed reducer (33) and the right speed reducer (35);
the left speed reducer (33) and the right speed reducer (35) are rigidly connected with the left shaft and the right shaft.
5. The mobile display screen of any one of claims 1 to 4, further comprising: and the driving wheel of the synchronous driving mechanism (3) is arranged on the guide rail (6) and can move along the guide rail (6).
6. A mobile display screen according to any of claims 1 to 4, characterised in that the damping bumper assembly (4) comprises:
and the damping buffers are distributed on the side surfaces of the supporting frame (5) and the vehicle frame (2).
7. A mobile combination display, comprising:
two mobile display screens, each mobile display screen adopts the mobile display screen of any one of claims 1 to 4, and the two mobile display screens can move oppositely to enable the butt joint side faces to be mutually butted to form a display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821801439.4U CN209245649U (en) | 2018-11-02 | 2018-11-02 | Moving display screen and mobile combined display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821801439.4U CN209245649U (en) | 2018-11-02 | 2018-11-02 | Moving display screen and mobile combined display screen |
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| CN209245649U true CN209245649U (en) | 2019-08-13 |
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| CN201821801439.4U Active CN209245649U (en) | 2018-11-02 | 2018-11-02 | Moving display screen and mobile combined display screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377763A (en) * | 2020-12-31 | 2021-02-19 | 滨州学院 | Display device is used in art teaching of digital media |
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2018
- 2018-11-02 CN CN201821801439.4U patent/CN209245649U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377763A (en) * | 2020-12-31 | 2021-02-19 | 滨州学院 | Display device is used in art teaching of digital media |
| CN112377763B (en) * | 2020-12-31 | 2022-03-29 | 滨州学院 | Display device is used in art teaching of digital media |
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