CN110758271A - Screen lifting and folding device - Google Patents
Screen lifting and folding device Download PDFInfo
- Publication number
- CN110758271A CN110758271A CN201911164669.3A CN201911164669A CN110758271A CN 110758271 A CN110758271 A CN 110758271A CN 201911164669 A CN201911164669 A CN 201911164669A CN 110758271 A CN110758271 A CN 110758271A
- Authority
- CN
- China
- Prior art keywords
- screen
- lifting
- motor
- folding device
- rotating shaft
- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
- B60R11/0229—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for displays, e.g. cathodic tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
- B60R2011/0082—Adjustable or movable supports collapsible, e.g. for storing after use
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
- B60R2011/0092—Adjustable or movable supports with motorization
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
A screen lifting and folding device comprises a main support, wherein guide rails are arranged on the left side and the right side of the main support respectively, guide rail sliding blocks are arranged on the two guide rails respectively, the guide rail sliding blocks are connected with the front side of a screen, a connecting piece is fixedly arranged on the front side of the screen and connected with a lifting mechanism, a rotating shaft is arranged at the lower end of the screen, the screen is hinged with a screen driving plate support through the rotating shaft, a screen display driving circuit board is arranged on the screen driving plate support, the screen driving plate support is hinged with a swing rod, the other side of the swing rod is hinged with a supporting seat through a pin shaft; the invention realizes two motions by one set of drive, effectively reduces the space of a motion mechanism, saves the installation space of the device, has simple structure, high control precision of the stepping motor and quick response of starting, stopping and reversing, is provided with the stroke protection device and ensures the safety of the screen lifting process.
Description
Technical Field
The invention relates to the field of machinery, in particular to a transmission device, and particularly relates to a screen lifting and folding device.
Background
In the prior art, part of the central control display screens of automobiles adopt a lifting installation mode, the screen lifting devices of the central control display screens adopt transmission modes such as an air pressure push rod, a gear rack or a transmission belt, the transmission mechanisms occupy large space and cannot meet the requirements of vehicle-mounted space, and the screen lifting devices in the prior art can only realize the lifting motion of the screen and cannot synchronously realize the folding of the screen display driving circuit board.
Disclosure of Invention
The invention provides a screen lifting and folding device, which aims to solve the technical problems that the screen lifting device in the prior art cannot meet the vehicle-mounted space and cannot synchronously realize the folding of a driving plate.
The invention relates to a screen lifting and folding device, which comprises a main support, wherein the left side and the right side of the main support are respectively provided with a guide rail, two guide rails are respectively provided with a guide rail slide block, a sliding pair parallel to the length direction of the guide rails is arranged between the guide rail slide blocks and the guide rails, the guide rail slide blocks are respectively connected with the front side surface of a screen, the front side surface of the screen is fixedly provided with a connecting piece, the connecting piece is connected with a lifting mechanism, the lower end of the screen is provided with a rotating shaft, the axial direction of the rotating shaft is vertical to the length direction of the guide rails, a rotating pair in the circumferential direction is arranged between the rotating shaft and the screen, the screen is hinged with one end of a screen driving plate support through the rotating shaft, the screen driving plate support is provided with a screen display driving circuit board, the other end of the screen driving plate support is hinged with one end of a swing rod, the other end of the swing rod is hinged with a supporting seat through a pin shaft, a nut is arranged on the pin shaft, the axial direction of the pin shaft is parallel to the axial direction of the rotating shaft, and the supporting seat is fixedly connected with the main support;
the lifting mechanism comprises a nut seat, the nut seat is connected with the connecting piece to form tight fit, the nut seat is connected with a lead screw through a thread pair, the axial direction of the lead screw is parallel to the length direction of the guide rail, the lower end of the lead screw is connected with an output shaft of a motor through a coupler, and the control end of the motor is connected with a motor controller.
Further, the motor is a stepping motor.
Furthermore, a stroke protection device is arranged on the main support and is positioned on the lower side of the screen, and the signal output end of the stroke protection device is connected with the signal input control end of the motor controller.
Further, the stroke protection device is a stroke switch or a position switch.
Furthermore, a guide rod is arranged between the screen and the motor, one end of the guide rod is connected with the motor, and a sliding pair parallel to the axial direction of the lead screw is arranged between the other end of the guide rod and the screen.
Furthermore, the supporting seat is fixedly connected with an electrical box, the motor and the motor controller are fixedly installed on a supporting piece, and the supporting piece is arranged in the electrical box.
Further, the supporting seat is integrally formed with an electrical box.
Compared with the prior art, the invention has positive and obvious effect. The invention realizes two motions through one set of drive, namely the lifting motion of the screen and the swinging and folding of the screen display driving circuit board are simultaneously carried out, thereby effectively reducing the space of a motion mechanism, saving the installation space of the device, having simple structure, high control precision of the stepping motor, fast response of starting, stopping and reversing, being provided with a stroke protection device and ensuring the safety of the screen lifting process.
Drawings
Fig. 1 is a schematic structural diagram of a screen lifting and folding device in a use state.
Fig. 2 is a schematic structural diagram of an initial state of the screen lifting and folding device of the present invention.
Fig. 3 is a schematic structural diagram of a part of the components in a screen lifting and folding device of the invention.
Fig. 4 is a schematic structural diagram of a lifting mechanism in a screen lifting and folding device of the present invention.
Fig. 5 is a schematic side view of a screen lifting and folding device according to the present invention.
Fig. 6 is a schematic side view of an initial state of the screen lifting and folding device according to the present invention.
Detailed Description
Example 1:
as shown in fig. 1 to 6, the screen lifting and folding device of the present invention comprises a main support 4, two guide rails 5 are respectively disposed on the left and right sides of the main support 4, two guide rails 5 are respectively provided with a guide rail slider 16, a sliding pair parallel to the length direction of the guide rails 5 is disposed between the guide rail slider 16 and the guide rail 5, the guide rail sliders 16 are connected to the front side of a screen 1, a connecting member 15 is fixedly disposed on the front side of the screen 1, the connecting member 15 is connected to a lifting mechanism, a rotating shaft 17 is mounted at the lower end of the screen 1, the axial direction of the rotating shaft 17 is perpendicular to the length direction of the guide rails 5, a rotating pair in the circumferential direction is disposed between the rotating shaft 17 and the screen 1, the screen 1 is hinged to the upper end of a screen driving plate support 13 through the rotating shaft 17, a screen display driving circuit board 2 is arranged on the screen driving board support 13, the lower end of the screen driving board support 13 is hinged with one end of a swing rod 10, the other end of the swing rod 10 is hinged with a supporting seat 18 through a pin shaft 9, a nut 11 is arranged on the pin shaft 9, the axial direction of the pin shaft 9 is parallel to the axial direction of the rotating shaft 17, and the supporting seat 18 is fixedly connected with the main support 4;
the lifting mechanism comprises a nut seat 7, the nut seat 7 is connected with the connecting piece 15 to form tight fit, the nut seat 7 is connected with a lead screw 6 through a thread pair, the axial direction of the lead screw 6 is parallel to the length direction of the guide rail 5, the lower end of the lead screw 6 is connected with an output shaft of a motor 3 through a coupler 19, and the control end of the motor 3 is connected with a motor controller 12.
Further, the motor 3 is a stepping motor.
Further, a stroke protection device 14 is arranged on the main support 4, the stroke protection device 14 is positioned at the lower side of the screen 1, and a signal output end of the stroke protection device 14 is connected with a signal input control end of the motor controller 12.
Further, the stroke protection device 14 is a stroke switch or a position switch.
Furthermore, a guide rod 8 is arranged between the screen 1 and the motor 3, one end of the guide rod 8 is connected with the motor 3, and a sliding pair parallel to the axial direction of the screw rod 6 is arranged between the other end of the guide rod 8 and the screen 1.
Further, the supporting base 18 is fixedly connected with an electrical box 20, the motor 3 and the motor controller 12 are fixedly mounted on a supporting member 21, and the supporting member 21 is disposed in the electrical box 20.
Further, the support base 18 is integrally formed with an electrical box 20.
The working principle of the embodiment is as follows: when a user needs to use the device, the motor controller 12 controls the motor 3 to drive the screw 6 to rotate, the nut seat 7 and the screw 6 are provided with screw pairs, the rotation motion of the screw 6 is converted into the linear motion of the nut seat 7, the axial direction of the guide rod 8 is taken as the motion direction, the screen 1 rises along with the rising of the connecting piece 15 and the nut seat 7, meanwhile, along with the rising of the screen 1, the screen driving plate support 13 swings by taking the axis of the rotating shaft 17 as the shaft, the included angle between the screen display driving circuit board 2 and the screen 1 is increased, and meanwhile, the swing rod 10 is driven to rotate by taking the axial direction of the pin shaft 9 as the shaft. When the user does not use the screen, the motor controller 12 controls the screen 1 to descend, and the screen display driving circuit board 2 swings around the axis of the rotating shaft 17 and folds with the angle between the screen 1 and the screen reduced. When the travel switch or the position switch detects that the screen 1 reaches the designated position, a signal is transmitted to the motor controller 12, so that the motor controller controls the motor 3 to stop working, and the screen 1 stops ascending or descending.
Claims (7)
1. A screen lifting and folding device comprises a main support (4), and is characterized in that: the left side and the right side of the main support (4) are respectively provided with a guide rail (5), two guide rails (5) are respectively provided with a guide rail sliding block (16), the guide rail sliding blocks (16) and the guide rails (5) are provided with sliding pairs parallel to the length direction of the guide rails (5), the two guide rail sliding blocks (16) are respectively connected with the front side surface of a screen (1), the front side surface of the screen (1) is fixedly provided with a connecting piece (15), the connecting piece (15) is connected with a lifting mechanism, the screen (1) is provided with a rotating shaft (17), the axial direction of the rotating shaft (17) is vertical to the length direction of the guide rails (5), a rotating pair in the circumferential direction is arranged between the rotating shaft (17) and the screen (1), and the screen (1) is hinged with one end of a screen driving plate support (13) through the rotating shaft (17), a screen display driving circuit board (2) is arranged on the screen driving board support (13), the other end of the screen driving board support (13) is hinged with one end of a swing rod (10), the other end of the swing rod (10) is hinged with a supporting seat (18) through a pin shaft (9), a nut (11) is arranged on the pin shaft (9), the axial direction of the pin shaft (9) is parallel to the axial direction of the rotating shaft (17), and the supporting seat (18) is fixedly connected with the main support (4);
the lifting mechanism comprises a nut seat (7), the nut seat (7) is connected with a connecting piece (15) to form tight fit, the nut seat (7) is in threaded connection with a lead screw (6), a screw pair is arranged between the nut seat (7) and the lead screw (6), the axial direction of the lead screw (6) is parallel to the length direction of the guide rail (5), the lower end of the lead screw (6) is connected with an output shaft of a motor (3) through a coupler (19), and the control end of the motor (3) is connected with a motor controller (12).
2. The screen lifting and folding device as claimed in claim 1, wherein: the motor (3) is a stepping motor.
3. The screen lifting and folding device as claimed in claim 2, wherein: the travel protection device is characterized in that a travel protection device (14) is arranged on the main support (4), the travel protection device (14) is located on the lower side of the screen (1), and the signal output end of the travel protection device (14) is connected with the signal input control end of the motor controller (12).
4. A screen lifting and folding device according to claim 3, characterized in that: the stroke protection device (14) is a stroke switch or a position switch.
5. The screen lifting and folding device as claimed in claim 2, wherein: the screen is characterized in that a guide rod (8) is arranged between the screen (1) and the motor (3), one end of the guide rod (8) is connected with the motor (3), and a sliding pair parallel to the length direction of the lead screw (6) is arranged between the other end of the guide rod (8) and the screen (1).
6. The screen lifting and folding device as claimed in claim 2, wherein: the supporting seat (18) is fixedly connected with an electrical box (20), the motor (3) and the motor controller (12) are fixedly installed on a supporting piece (21), and the supporting piece (21) is arranged in the electrical box (20).
7. The screen lifting and folding device as claimed in claim 2, wherein: the supporting seat (18) is integrally formed with an electrical box (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911164669.3A CN110758271A (en) | 2019-11-25 | 2019-11-25 | Screen lifting and folding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911164669.3A CN110758271A (en) | 2019-11-25 | 2019-11-25 | Screen lifting and folding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110758271A true CN110758271A (en) | 2020-02-07 |
Family
ID=69339323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911164669.3A Pending CN110758271A (en) | 2019-11-25 | 2019-11-25 | Screen lifting and folding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110758271A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111347982A (en) * | 2020-03-25 | 2020-06-30 | 桂林电子科技大学 | Vehicle-mounted display screen adjusting device |
| CN114312594A (en) * | 2022-01-07 | 2022-04-12 | 芜湖宇创汽车科技有限公司 | Screen moving device |
-
2019
- 2019-11-25 CN CN201911164669.3A patent/CN110758271A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111347982A (en) * | 2020-03-25 | 2020-06-30 | 桂林电子科技大学 | Vehicle-mounted display screen adjusting device |
| CN114312594A (en) * | 2022-01-07 | 2022-04-12 | 芜湖宇创汽车科技有限公司 | Screen moving device |
| CN114312594B (en) * | 2022-01-07 | 2024-03-22 | 芜湖宇创汽车科技有限公司 | Screen moving device |
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