CN220980880U - Bulb locking mechanism of vehicle-mounted display equipment - Google Patents
Bulb locking mechanism of vehicle-mounted display equipment Download PDFInfo
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- CN220980880U CN220980880U CN202323148133.7U CN202323148133U CN220980880U CN 220980880 U CN220980880 U CN 220980880U CN 202323148133 U CN202323148133 U CN 202323148133U CN 220980880 U CN220980880 U CN 220980880U
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- ball
- ball head
- display screen
- supporting rod
- socket
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- 230000006835 compression Effects 0.000 claims abstract description 25
- 238000007906 compression Methods 0.000 claims abstract description 25
- 210000004907 gland Anatomy 0.000 claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 40
- 239000010959 steel Substances 0.000 claims description 40
- 210000001503 joint Anatomy 0.000 claims description 2
- 208000010727 head pressing Diseases 0.000 claims 1
- 230000003068 static effect Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 7
- 230000007547 defect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036544 posture Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a ball head locking mechanism of vehicle-mounted display equipment, which comprises a display screen backboard, wherein the middle part of the left side of the display screen backboard is provided with a locking mechanism, the locking mechanism comprises a display screen ball socket, the display screen ball socket is fixedly connected with the middle part of the left side of the display screen backboard, a ball head gland is sleeved outside the left side of the display screen ball socket, a ball head mechanism is arranged between the ball head gland and the display screen ball socket, the ball head mechanism comprises a ball head and a ball head supporting rod, and one end of the ball head supporting rod is fixedly connected with one side of the ball head; according to the ball head locking device, the set screw and the compression bar are arranged in the middle of the ball head supporting bar, so that the position of the screw can be conveniently checked, meanwhile, the operation space of a tool is enlarged, and the compression force is applied to the compression bar in the supporting bar by rotating the set screw, so that the locking force is axially transferred to the ball head.
Description
Technical Field
The utility model belongs to the technical field of vehicle-mounted display equipment, and particularly relates to a ball head locking mechanism of the vehicle-mounted display equipment.
Background
Along with the importance of road traffic safety at present and the customization and modification of special vehicles, the demand for additionally installing display equipment in commercial vehicles is also gradually increased; in order to ensure driving safety and timely receiving of information by a driver, various display devices are required to be arranged facing the driver so as to be in the range of the residual light of the field of view of the driver, so the following problems need to be effectively solved by the display devices: aiming at the installation positions of different vehicle types and the sitting postures of drivers, the drivers are required to conveniently and rapidly adjust the angle of the display equipment; the requirements of commercial vehicles and special vehicles on riding comfort are relatively low, and hanging and shock absorption are relatively poor, so that the working environment of the display equipment is relatively bad, and the reliability requirements on the ball head mechanism are relatively higher.
At present, two schemes of a rotating shaft, a screw and a universal ball head, a set screw are adopted in an adjusting mechanism of the vehicle-mounted display device, the display device is adjusted to a proper angle, and the screw is screwed by using a tool to improve the static friction force of the rotating shaft or the ball head so as to prevent the display device from loosening in the driving process.
However, the scheme of the rotating shaft and the screw can only rotate left and right in the horizontal direction to adjust the angle, and the vertical direction is lacking in up and down adjustment, so that the use scene and the range are greatly limited; meanwhile, as the screw positions are close to the back of the display and limited by the space in the vehicle, the positions of the screws are difficult to view, and the operation space of the tool is limited; the scheme of the universal ball head and the set screw realizes the up-and-down adjustment in the vertical direction, but the gravity and impact force born by the ball head and the ball socket in the vertical direction are larger, and the required static friction force is also larger; meanwhile, the set screw is arranged at the hemispherical position of the ball socket at the back of the display device and is closer to the back of the device, the position of the set screw is relatively harder to view, and an operating tool is harder to use, so that the ball locking mechanism of the vehicle-mounted display device is designed to overcome the technical defects.
Disclosure of utility model
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a ball head locking mechanism of vehicle-mounted display equipment, which is used for solving the problems of the prior art.
(2) Technical proposal
In order to solve the technical problems, the utility model provides a ball head locking mechanism of vehicle-mounted display equipment, which comprises a display screen backboard, wherein the middle part of the left side of the display screen backboard is provided with a locking mechanism, the locking mechanism comprises a display screen ball socket, the display screen ball socket is fixedly connected with the middle part of the left side of the display screen backboard, a ball head gland is sleeved outside the left side of the display screen ball socket, a ball head mechanism is arranged between the ball head gland and the display screen ball socket, the ball head mechanism comprises a ball head and a ball head supporting rod, one end of the ball head supporting rod is fixedly connected with one side of the ball head, the inside of the ball head is provided with a self-locking mechanism, and one end of the ball head supporting rod, which is far away from the ball head, is provided with a mounting base.
Preferably, the ball head is arranged between the ball head gland and the display screen ball socket, one end of the ball head, which is close to the ball head supporting rod, is exposed out of the left side of the ball head gland, and the ball head gland is in threaded connection with the display screen ball socket through a machine tooth screw.
Further, the ball head and the ball head supporting rod are of an integrated structure, and one end of the ball head supporting rod, which is far away from the ball head, penetrates through the left end of the ball head gland and extends to the outside.
Still further, the ball head is kept away from the one end middle part of ball head bracing piece and has been seted up first cylinder groove, the second cylinder groove has been seted up to the left side inner wall in first cylinder groove, the through-hole that is linked together with the second cylinder groove has been seted up at the middle part of ball head bracing piece, the connecting hole that is linked together with it has been seted up at the interior bottom wall middle part in first cylinder groove, self-locking mechanism sets up the inside in first cylinder groove.
Still further, self-locking mechanism includes first steel ball, second steel ball, depression bar and pressure spring, the pressure spring is installed in the inside of second cylinder groove, the one end of depression bar runs through the middle part of pressure spring and extends to the inside of through-hole, and the other end left side of depression bar and the right-hand member butt of pressure spring, first steel ball is installed in the inside of connecting hole, the second steel ball is installed in the inside of first cylinder groove.
Further, the top of the first steel ball is contacted with the bottom of the second steel ball, the bottom of the first steel ball is contacted with the inner wall of the ball socket of the display screen, and the left side of the second steel ball is contacted with the right side of the other end of the compression bar.
Still further, the installation base includes mounting panel and erection column, the one end fixed connection of erection column in one side of mounting panel, the mounting hole has been seted up to the other end of erection column, the bulb bracing piece is kept away from the one end of bulb and is inserted the inside of locating the mounting hole, the same first screw hole has all been seted up at the upper surface middle part of erection column and the upper surface middle part of bulb bracing piece, the internal thread connection of first screw hole has set screw.
Furthermore, the right end of the front face of the mounting column and the right end of the front face of the ball head supporting rod are respectively provided with the same second threaded hole, the internal threads of the second threaded holes are connected with a set screw, the top of the set screw and the extending end of the pressing rod are respectively provided with an inclined plane, and the two inclined planes are in butt joint.
(3) Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the ball head locking device, the set screw and the compression bar are arranged in the middle of the ball head supporting bar, so that the position of the screw can be conveniently checked, meanwhile, the operation space of a tool is enlarged, and the compression force is applied to the compression bar in the supporting bar by rotating the set screw, so that the locking force is axially transferred to the ball head.
2. According to the utility model, the first steel ball and the second steel ball are arranged in the ball head, the optimal contact angle is calculated and selected, so that the axial pressure of the compression bar to the steel ball is converted into the radial pressure of the steel ball to the ball head, and the radial pressure is amplified and finally applied to the surfaces of the ball head and the ball socket of the display screen, thereby improving the static friction force between the ball head and the ball socket and simultaneously having a self-locking function.
3. In an initial state, the elastic force provided by the pressure spring enables the ball head and the ball socket of the display screen to have a certain static friction force through the pressure lever, the second steel ball and the first steel ball so as to avoid shaking of the display screen during installation; after a proper angle is selected by the display screen, the fastening screw is rotated clockwise by a tool, so that the static friction force between the ball head and the ball socket of the display screen is increased, and the ball head is prevented from loosening and losing efficacy.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a schematic top cross-sectional view of the support rod, ball head and ball head gland of the present utility model.
The marks in the drawings are: 1. a mounting base; 2. ball gland; 3. a display screen ball socket; 4. ball head; 401. a ball head supporting rod; 402. a first cylindrical groove; 403. a second cylindrical groove; 404. a through hole; 405. a connection hole; 5. a first steel ball; 501. a second steel ball; 6. a compression bar; 7. a pressure spring; 8. a set screw; 9. a machine tooth screw; 10. a set screw; 11. a display screen backboard.
Detailed Description
This embodiment is bulb locking mechanical system of vehicle-mounted display equipment, its structure schematic diagram is as shown in fig. 1-3, including display screen backplate 11, the left side middle part of display screen backplate 11 is provided with locking mechanical system, locking mechanical system includes display screen ball socket 3, display screen ball socket 3 fixed connection is in the left side middle part of display screen backplate 11, the outside cover in the left side of display screen ball socket 3 is equipped with bulb gland 2, be provided with bulb mechanism between bulb gland 2 and the display screen ball socket 3, bulb mechanism includes bulb 4 and bulb bracing piece 401, one end and one side fixed connection of bulb 4 of bulb bracing piece 401, the inside of bulb 4 is provided with self-locking mechanism, installation base 1 is installed to the one end that bulb bracing piece 401 kept away from bulb 4, through locking mechanical system, bulb mechanism and self-locking mechanical system mutually support can realize display equipment and adjust in a flexible way, and guarantee display equipment and adjustment mechanism's reliability.
Wherein, bulb 4 installs between bulb gland 2 and display screen ball socket 3, and bulb 4 is close to bulb bracing piece 401's one end and exposes bulb gland 2's left side, and bulb gland 2 and display screen ball socket 3 pass through machine tooth screw 9 threaded connection, and bulb 4 can rotate between bulb gland 2 and display screen ball socket 3, makes display device can nimble the regulation.
Wherein, bulb 4 and bulb bracing piece 401 are integrated into one piece structure, and the one end that bulb bracing piece 401 kept away from bulb 4 runs through bulb gland 2's left end and extends to outside.
Wherein, the ball head 4 is kept away from the one end middle part of ball head bracing piece 401 and has been seted up first cylinder groove 402, and the second cylinder groove 403 has been seted up to the left side inner wall of first cylinder groove 402, and the diameter of second cylinder groove 403 is less than the diameter of first cylinder groove 402, and the through-hole 404 that is linked together with second cylinder groove 403 has been seted up at the middle part of ball head bracing piece 401, and the connecting hole 405 that is linked together with it has been seted up at the interior bottom wall middle part of first cylinder groove 402, and self-locking mechanism sets up in the inside of first cylinder groove 402.
The self-locking mechanism comprises a first steel ball 5, a second steel ball 501, a compression bar 6 and a compression spring 7, wherein the compression spring 7 is arranged in the second cylindrical groove 403, one end of the compression bar 6 penetrates through the middle of the compression spring 7 and extends to the inside of the through hole 404, the left side of the other end of the compression bar 6 is abutted to the right end of the compression spring 7, the first steel ball 5 is arranged in the connecting hole 405, the second steel ball 501 is arranged in the first cylindrical groove 402, the top of the first steel ball 5 is contacted with the bottom of the second steel ball 501, the bottom of the first steel ball 5 is contacted with the inner wall of the display screen ball socket 3, and the left side of the second steel ball 501 is contacted with the right side of the other end of the compression bar 6; in an initial state, the elastic force provided by the pressure spring 7 enables the ball head 4 and the display screen ball socket 3 to have a certain static friction force through the pressure bar 6, the second steel ball 501 and the first steel ball 5 so as to avoid shaking of the display screen during installation.
Wherein, the installation base 1 includes mounting panel and erection column, the one end fixed connection of erection column is in one side of mounting panel, the mounting hole has been seted up to the other end of erection column, the one end that bulb bracing piece 401 kept away from bulb 4 is inserted and is located the inside of mounting hole, the same first screw hole has all been seted up at the upper surface middle part of erection column and the upper surface middle part of bulb bracing piece 401, the same second screw hole has all been seted up to the inside threaded connection of first screw hole, the positive right-hand member of erection column and the positive right-hand member of bulb bracing piece 401, the internal threaded connection of second screw hole has holding screw 8, the inclined plane has all been seted up at the top of holding screw 8 and the extension end of depression bar 6, and two inclined plane looks butt, make the inclined plane extrusion depression bar 6 of holding screw 8 clockwise through the instrument, make the inclined plane of depression bar 6 remove right, increase bulb 4 and the stiction of display screen ball socket 3, in order to prevent the bulb release inefficacy.
Working principle: when the mechanism is used, firstly, the pressure spring 7 is placed in the second cylindrical groove 403, then one end of the pressure rod 6 with an inclined plane penetrates through the pressure spring 7 and extends into the through hole 404, then, firstly, the second steel ball 501 is arranged in the first cylindrical groove 402, then, the first steel ball 5 is arranged in the connecting hole 405, the first steel ball 5 is positioned on the right side of the second steel ball 501, then, the ball head 4 is placed in the display screen ball socket 3, the pressure between the ball head 4 and the display screen ball socket 3 is kept by hands, then, the ball head gland 2 is sleeved in through the left end of the ball head supporting rod 401, the ball head gland 2 is covered with the display screen ball socket 3, then, the four machine tooth screws 9 are used for fixing, then, the mounting base 1 is fixed at a proper position, then, the left end of the ball head supporting rod 401 is inserted into the mounting hole on the mounting column, the positioning screw 10 is positioned, and the fastening screw 8 is screwed in;
In an initial state, the elastic force provided by the pressure spring 7 enables the ball head 4 and the display screen ball socket 3 to have a certain static friction force through the pressure lever 6, the second steel ball 501 and the first steel ball 5 so as to avoid shaking of the display screen during installation, after a proper angle is selected for the display screen, the fastening screw 8 is rotated clockwise through a tool, the inclined surface of the fastening screw 8 presses the inclined surface of the pressure lever 6, the pressure lever 6 moves rightwards, and the static friction force between the ball head 4 and the display screen ball socket 3 is increased so as to prevent the ball head from loosening and losing efficacy.
The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.
Claims (8)
1. The utility model provides a bulb locking mechanical system of on-vehicle display device, includes display screen backplate (11), its characterized in that: the novel display screen comprises a display screen backboard (11), and is characterized in that a locking mechanism is arranged in the middle of the left side of the display screen backboard (11), the locking mechanism comprises a display screen ball socket (3), the display screen ball socket (3) is fixedly connected in the middle of the left side of the display screen backboard (11), a ball head gland (2) is sleeved outside the left side of the display screen ball socket (3), a ball head mechanism is arranged between the ball head gland (2) and the display screen ball socket (3), the ball head mechanism comprises a ball head (4) and a ball head supporting rod (401), one end of the ball head supporting rod (401) is fixedly connected with one side of the ball head (4), a self-locking mechanism is arranged in the ball head (4), and a mounting base (1) is arranged at one end, far away from the ball head supporting rod (401).
2. The ball lock mechanism of an in-vehicle display apparatus according to claim 1, wherein: the ball head (4) is arranged between the ball head gland (2) and the display screen ball socket (3), one end of the ball head (4) close to the ball head supporting rod (401) is exposed out of the left side of the ball head gland (2), and the ball head gland (2) and the display screen ball socket (3) are in threaded connection through a machine tooth screw (9).
3. The ball lock mechanism of an in-vehicle display apparatus according to claim 1, wherein: the ball head (4) and the ball head supporting rod (401) are of an integrated structure, and one end, far away from the ball head (4), of the ball head supporting rod (401) penetrates through the left end of the ball head pressing cover (2) and extends to the outside.
4. The ball lock mechanism of an in-vehicle display apparatus according to claim 1, wherein: the ball head (4) is kept away from the one end middle part of ball head bracing piece (401) and has been seted up first cylinder groove (402), second cylinder groove (403) have been seted up to the left side inner wall in first cylinder groove (402), the diameter in second cylinder groove (403) is less than the diameter in first cylinder groove (402), through-hole (404) that are linked together with second cylinder groove (403) have been seted up at the middle part of ball head bracing piece (401), connecting hole (405) that are linked together with it have been seted up at the interior bottom wall middle part in first cylinder groove (402), self-locking mechanism sets up in the inside in first cylinder groove (402).
5. The ball lock mechanism of an in-vehicle display apparatus according to claim 1, wherein: the self-locking mechanism comprises a first steel ball (5), a second steel ball (501), a compression bar (6) and a compression spring (7), wherein the compression spring (7) is installed in the second cylindrical groove (403), one end of the compression bar (6) penetrates through the middle of the compression spring (7) and extends to the inside of the through hole (404), the left side of the other end of the compression bar (6) is abutted to the right end of the compression spring (7), the first steel ball (5) is installed in the connecting hole (405), and the second steel ball (501) is installed in the first cylindrical groove (402).
6. The ball lock mechanism of an in-vehicle display apparatus according to claim 5, wherein: the top of the first steel ball (5) is contacted with the bottom of the second steel ball (501), the bottom of the first steel ball (5) is contacted with the inner wall of the display screen ball socket (3), and the left side of the second steel ball (501) is contacted with the right side of the other end of the compression bar (6).
7. The ball lock mechanism of an in-vehicle display apparatus according to claim 1, wherein: the mounting base (1) comprises a mounting plate and a mounting column, one end of the mounting column is fixedly connected to one side of the mounting plate, a mounting hole is formed in the other end of the mounting column, one end, far away from a ball head (4), of a ball head supporting rod (401) is inserted into the mounting hole, the middle of the upper surface of the mounting column and the middle of the upper surface of the ball head supporting rod (401) are provided with identical first threaded holes, and the internal threads of the first threaded holes are connected with positioning screws (10).
8. The ball lock mechanism of an in-vehicle display apparatus according to claim 7, wherein: the right end of the front face of the mounting column and the right end of the front face of the ball head supporting rod (401) are respectively provided with the same second threaded hole, the internal threads of the second threaded holes are connected with a set screw (8), the top of the set screw (8) and the extending end of the pressing rod (6) are respectively provided with an inclined plane, and the two inclined planes are in butt joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323148133.7U CN220980880U (en) | 2023-11-21 | 2023-11-21 | Bulb locking mechanism of vehicle-mounted display equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323148133.7U CN220980880U (en) | 2023-11-21 | 2023-11-21 | Bulb locking mechanism of vehicle-mounted display equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220980880U true CN220980880U (en) | 2024-05-17 |
Family
ID=91065269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323148133.7U Active CN220980880U (en) | 2023-11-21 | 2023-11-21 | Bulb locking mechanism of vehicle-mounted display equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220980880U (en) |
-
2023
- 2023-11-21 CN CN202323148133.7U patent/CN220980880U/en active Active
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