CN221235942U - LED guide plate structure - Google Patents
LED guide plate structure Download PDFInfo
- Publication number
- CN221235942U CN221235942U CN202322724286.5U CN202322724286U CN221235942U CN 221235942 U CN221235942 U CN 221235942U CN 202322724286 U CN202322724286 U CN 202322724286U CN 221235942 U CN221235942 U CN 221235942U
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- base
- bottom plate
- guide plate
- counterweight seat
- cover body
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- 238000005096 rolling process Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Types And Forms Of Lifts (AREA)
Abstract
The invention relates to an LED guide plate structure which comprises a base, a guide plate main body and a supporting rod, wherein a roller group is arranged at the bottom of the base, a bottom plate is arranged below the base, a movable opening for the roller group to pass through is formed in the bottom plate, and the bottom plate is driven by an electric push rod; the novel multifunctional lifting device is characterized in that a containing cavity is formed in the base, an arch part is recessed upwards in the bottom of the base, a counterweight seat connected with a bottom plate is arranged in an opening of the arch part, a locking mechanism is arranged in the counterweight seat, the locking mechanism comprises movable grooves located on the outer walls of two sides of the counterweight seat, sliding channels communicated with the movable grooves are formed in the counterweight seat, racks are arranged in the sliding channels, gears meshed with the racks and driven by a motor are arranged on one sides of the racks, rotating blocks are arranged in the movable grooves, a notch is formed in one end top of each rotating block, a rotating shaft connected with the inner wall of the movable groove is arranged on each rotating block at the notch, and toothed rings meshed with the racks are arranged on the bottom wall of the notch. The invention has simple structure and convenient use.
Description
Technical Field
The invention relates to the field of LED guide cards, in particular to an LED guide card structure.
Background
The warning guide plate is an important public infrastructure of a city, and good warning guide plates can enable pedestrians to walk many bends less, so that the working efficiency and the city image of the people are greatly improved; in addition, under the condition that traffic police carries out traffic control, an LED electronic warning guide plate is also required to be set up for warning and guiding, and after a driver sees the warning guide plate, the driver can make next processing decision in advance according to the placement condition of the warning guide plate and drive in the direction of installing the guide plate.
However, most of existing LED electronic warning guide cards are placed at the position of an intersection when in use, roller groups are installed at the bottoms of the guide cards for the convenience of movement, but the locking device of the roller groups is difficult to ensure that the rollers cannot slide on the ground, so that the stability between the guide card base and the ground is influenced, and the roller groups are easy to drive to slide on the ground to influence the stability and safety of the guide cards under the influence of external force or wind and the like.
Disclosure of Invention
The invention aims to provide an LED guide plate structure.
The technical problems of the invention are mainly solved by the following technical scheme:
The utility model provides a LED direction tablet structure, includes the base, and wherein the base top is provided with the bracing piece of fixed direction tablet main part, and the base bottom still is provided with the roller train:
The base is buckled with a cover body, wherein the cover body is internally provided with a surrounding edge connected with a bottom plate below the base, the bottom plate is provided with a movable opening for the roller group to pass through, and the bottom plate is driven by an electric push rod;
The novel lifting type lifting device is characterized in that a containing cavity is formed in the base, an arch part is recessed upwards in the middle of the bottom of the base, a counterweight seat connected with a bottom plate is arranged in an opening of the arch part, a locking mechanism is arranged in the counterweight seat, the locking mechanism comprises movable grooves located on the outer walls of two sides of the counterweight seat, sliding channels for communicating the two groups of movable grooves are formed in the counterweight seat, racks are arranged in the sliding channels, one side of each rack is provided with a gear meshed with the rack and driven by a motor, a rotating block is arranged in each movable groove, a notch is formed in one end top of each rotating block, a rotating shaft connected with the inner wall of each movable groove is arranged on each rotating block at the notch, and a toothed ring meshed with each rack is arranged on the bottom wall of each notch.
Preferably, the bottom end face of the bottom plate is provided with anti-skid patterns, and the top end face of the bottom plate is also provided with reinforcing ribs.
Preferably, a groove for fixing the motor is formed in the top end face of the counterweight seat, a mounting cavity communicated with the sliding channel is formed in the side wall of the counterweight seat, a gear is located in the mounting cavity, and one end of the gear extends into the sliding channel to be meshed with the rack.
Preferably, a round hole for the rotating shaft to pass through is formed in the side wall of the rotating block, a rolling bearing sleeved on the rotating shaft is arranged in the round hole, the toothed ring is sleeved on the rotating shaft, the inner diameter of the toothed ring is larger than the diameter of the rotating shaft, and the toothed ring is fixedly connected with the bottom end face of the notch.
Preferably, the distance between the bottom end of the roller group and the bottom end of the base is equal to the thickness of the rotating block, wherein the thickness of the rotating block is smaller than the height of the surrounding edge.
Preferably, the top wall of the cover body is provided with an installation opening for the guide plate main body to pass through, wherein the cover body is fixed on the base through bolts, a limit frame sleeved on the base is arranged at an included angle of the top in the opening of the cover body, and the surrounding edge is positioned between the base and the side wall of the cover body.
Preferably, the electric push rod is arranged in the accommodating cavity, wherein the side wall of the cover body and the side wall of the accommodating cavity are provided with air holes.
The beneficial effects of the invention are as follows: according to the invention, the electric push rod drives the bottom plate to drive the surrounding edge to move downwards, so that the movable opening slides downwards on the roller group, and finally, after the bottom end surface of the bottom plate is leveled with the bottom end of the roller group or is suspended, the bottom plate is propped against the ground, so that the contact area between the bottom plate and the ground is enlarged to improve the friction force, and the probability that the roller group drives the device to slide on the ground is reduced; meanwhile, when the bottom plate moves downwards, the counterweight seat can be driven to slide downwards in the opening of the arch part, the gravity center of the device is reduced by the downward moving counterweight seat so as to improve the stability of the device, meanwhile, the motor I drives the rack to slide in the sliding channel through the gear, so that the rack drives the corresponding toothed ring to drive the rotating block and the rolling bearing to rotate on the rotating shaft, one end of the rotating block after rotating rotates out of the movable groove and slides into the position below the base to prop against the bottom end face of the rotating block, at the moment, the bottom plate can play a supporting role on the bottom end face of the base in a suspended state through the rotating block, and all weight generated by the base and the components above the base are prevented from acting on the electric push rod to shrink the base, so that the roller group is exposed and the base are suspended, and finally, the roller group is easy to drive the device to slide on the ground to influence the stability of the device under the conditions of reducing the contact area and friction force between the roller group and the ground.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention in a use state;
FIG. 3 is an enlarged view of the base of FIG. 2;
FIG. 4 is a cross-sectional view of the weight seat of FIG. 1 from above;
FIG. 5 is a cross-sectional view of the weight seat of FIG. 2 from above;
In the figure: 1. the device comprises a base, 2, a cover body, 3, a surrounding edge, 4, a movable opening, 5, an electric push rod, 6, a containing cavity, 7, an arch part, 8, a counterweight seat, 9, a locking mechanism, 91, a movable groove, 92, a sliding channel, 93, a mounting cavity, 94, a rack, 95, a gear, 96, a rotating block, 97, a notch, 98, a rotating shaft, 99, a toothed ring, 10, a mounting opening, 11, a limiting frame, 12 and a bottom plate.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
The utility model provides a LED direction tablet structure, includes base 1, and wherein base 1 top is provided with the bracing piece of fixed direction tablet main part, and base 1 bottom still is provided with the roller train:
The base 1 is buckled with a cover body 2, wherein a surrounding edge 3 connected with a bottom plate 12 below the base is arranged in the cover body 2, a movable opening 4 for a roller group to pass through is formed in the bottom plate 12, and the bottom plate 12 is driven by an electric push rod 5;
the base 1 is internally provided with a containing cavity 6, wherein the middle part of the bottom of the base 1 is upwards sunken with an arch part 7, a counterweight seat 8 connected with a bottom plate 12 is arranged in an opening of the arch part 7, a locking mechanism 9 is arranged in the counterweight seat 8, the locking mechanism 9 comprises movable grooves 91 positioned on the outer walls of two sides of the counterweight seat 8, the counterweight seat 8 is provided with sliding channels 92 communicated with the two groups of the movable grooves 91, racks 94 are arranged in the sliding channels 92, one side of each rack 94 is provided with a gear 95 meshed with the rack 94 and driven by a motor, a rotating block 96 is arranged in each movable groove 91, a notch 97 is formed in one end top of each rotating block 96, a rotating shaft 98 connected with the inner wall of each movable groove 91 is arranged on each rotating block 96 at the position of the notch 97, and a toothed ring 99 meshed with each rack 94 is arranged on the bottom wall of the notch 97.
In this embodiment, anti-slip patterns are provided on the bottom surface of the bottom plate 12 to enhance the friction force between the bottom surface and the ground, and reinforcing ribs are further provided on the top surface of the bottom plate 12 to enhance the overall strength.
In this embodiment, a groove for fixing a motor is formed on the top end surface of the weight seat 8, wherein a mounting cavity 93 communicated with the sliding channel 92 is formed in the side wall of the weight seat 8, a gear 95 is located in the mounting cavity 93, and one end of the gear 95 extends into the sliding channel 92 to be meshed with the rack 94. So that the motor does not protrude from the recess and the counterweight base 8 is prevented from sliding into the opening of the arch 7.
In this embodiment, a circular hole for the rotation shaft 98 to pass through is formed in the side wall of the rotation block 96, a rolling bearing sleeved on the rotation shaft 98 is arranged in the circular hole, the toothed ring 99 is sleeved on the rotation shaft 98, the inner diameter of the toothed ring 99 is larger than the diameter of the rotation shaft 98, and the toothed ring 99 is fixedly connected with the bottom end surface of the notch 97.
When the rack 94 slides, the toothed ring 99 can be driven to drive the rotating block 96 and the rolling bearing to rotate on the rotating shaft 98, as shown in fig. 2, 3 and 5, one end of the rotating block 96 after rotation rotates out of the movable groove 91 and slides into the position below the base 1, so that the suspended base 1 is supported and fixed.
In this embodiment, the distance between the bottom end of the roller set and the bottom end of the base 1 is equal to the thickness of the rotating block 96, wherein the thickness of the rotating block 96 is smaller than the height of the surrounding edge 3.
In this embodiment, an installation opening 10 for the guide plate main body to pass through is formed in the top wall of the cover body 2, wherein the cover body 2 is fixed on the base 1 through bolts, a circle of limiting frame 11 sleeved on the base 1 is arranged at the top included angle in the opening of the cover body 2, and the surrounding edge 3 is located between the base 1 and the side wall of the cover body 2.
The cover body 2 is fixed through the spacing frame 11, and then makes the interval between base 1 and the cover body 2 lateral wall fixed, plays the guard action to the base 1 outer wall through cover body 2 lateral wall simultaneously, and can carry out deformation buffering in its clearance with base 1 under the external force striking when cover body 2 outer wall, reduces the impaired probability of base 1, can change work after its damage simultaneously.
In this embodiment, the electric push rod 5 is disposed in the accommodating cavity 6, and ventilation holes are formed on the side wall of the cover body 2 and the side wall of the accommodating cavity 6.
The application method of the invention comprises the following steps: as shown in fig. 1, the device is moved to a designated position, wherein in order to enhance the stability between the device and the ground to prevent the device from sliding, the electric push rod 5 drives the bottom plate 12 to drive the surrounding edge 3 to move downwards, so that the movable opening 4 slides downwards on the roller set, and finally the bottom end surface of the bottom plate 12 is flush with the bottom end of the roller set or is propped against the ground after being suspended, so that the contact area between the bottom plate 12 and the ground is increased to improve the friction force, and the probability that the roller set drives the device to slide on the ground is reduced;
Meanwhile, when the bottom plate 12 moves down, the counterweight seat 8 is driven to slide downwards in the opening of the arch 7, the gravity center of the device is lowered by the downward moving counterweight seat 8 to improve the stability, meanwhile, the motor drives the rack 94 to slide in the sliding channel 92 through the gear 95, so that the rack 94 drives the corresponding toothed ring 99 to drive the rotating block 96 and the rolling bearing to rotate on the rotating shaft 98, as shown in fig. 2, 3 and 5, one end of the rotating block 96 rotates out of the movable groove 91 and slides into the position below the base 1 to abut against the bottom end surface of the base, at this moment, the bottom plate 12 can support the bottom end surface of the base 1 in a suspended state through the rotating block 96, so that all weights generated by the base 1 and components above the base are prevented from acting on the electric push rod 5 to shrink the base, the roller set is exposed and the base 12 and the base 1 are suspended, or the bottom plate 12 cannot abut against the ground, and the roller set is finally easy to drive the device to slide on the ground to influence the stability under the condition of reducing the contact area and friction force between the bottom plate and the ground.
The foregoing detailed description of the invention has been presented for purposes of illustration and description, but is not intended to limit the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (7)
1. The utility model provides a LED direction tablet structure, includes the base, and wherein the base top is provided with the bracing piece of fixed direction tablet main part, and the base bottom still is provided with roller train, its characterized in that:
The base is buckled with a cover body, wherein the cover body is internally provided with a surrounding edge connected with a bottom plate below the base, the bottom plate is provided with a movable opening for the roller group to pass through, and the bottom plate is driven by an electric push rod;
The novel lifting type lifting device is characterized in that a containing cavity is formed in the base, an arch part is recessed upwards in the middle of the bottom of the base, a counterweight seat connected with a bottom plate is arranged in an opening of the arch part, a locking mechanism is arranged in the counterweight seat, the locking mechanism comprises movable grooves located on the outer walls of two sides of the counterweight seat, sliding channels for communicating the two groups of movable grooves are formed in the counterweight seat, racks are arranged in the sliding channels, one side of each rack is provided with a gear meshed with the rack and driven by a motor, a rotating block is arranged in each movable groove, a notch is formed in one end top of each rotating block, a rotating shaft connected with the inner wall of each movable groove is arranged on each rotating block at the notch, and a toothed ring meshed with each rack is arranged on the bottom wall of each notch.
2. An LED guide plate structure according to claim 1, wherein: the anti-skid patterns are arranged on the bottom end face of the bottom plate, and the top end face of the bottom plate is also provided with reinforcing ribs.
3. An LED guide plate structure according to claim 1, wherein: the counterweight seat is characterized in that a groove for fixing the motor is formed in the top end face of the counterweight seat, a mounting cavity communicated with the sliding channel is formed in the side wall of the counterweight seat, a gear is located in the mounting cavity, and one end of the gear extends into the sliding channel to be meshed with the rack.
4. An LED guide plate structure according to claim 1, wherein: the rotary block is characterized in that a round hole for the rotary shaft to pass through is formed in the side wall of the rotary block, a rolling bearing sleeved on the rotary shaft is arranged in the round hole, the gear ring is sleeved on the rotary shaft, the inner diameter of the gear ring is larger than the diameter of the rotary shaft, and the gear ring is fixedly connected with the bottom end face of the notch.
5. An LED guide plate structure according to claim 1, wherein: the interval between roller set bottom and the base bottom equals the thickness of rotatory piece, and wherein the thickness of rotatory piece is less than the height of surrounding edge.
6. An LED guide plate structure according to claim 1, wherein: the top wall of the cover body is provided with an installation opening for the guide plate main body to pass through, the cover body is fixed on the base through bolts, a circle of limiting frame sleeved on the base is arranged at the top included angle in the opening of the cover body, and the surrounding edge is positioned between the base and the side wall of the cover body.
7. An LED guide plate structure according to claim 1, wherein: the electric push rod is arranged in the accommodating cavity, and ventilation holes are formed in the side wall of the cover body and the side wall of the accommodating cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322724286.5U CN221235942U (en) | 2023-10-11 | 2023-10-11 | LED guide plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322724286.5U CN221235942U (en) | 2023-10-11 | 2023-10-11 | LED guide plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221235942U true CN221235942U (en) | 2024-06-28 |
Family
ID=91600002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322724286.5U Active CN221235942U (en) | 2023-10-11 | 2023-10-11 | LED guide plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221235942U (en) |
-
2023
- 2023-10-11 CN CN202322724286.5U patent/CN221235942U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240822 Address after: Room 204, Unit 2, Building 21, Zhanqian Community, Bohai Road, Renqiu City, Cangzhou City, Hebei Province, China Patentee after: Liu Jingpan Country or region after: China Address before: 342400 Ganzhou Chengliang Technology Co., Ltd., zone B, Xingguo Economic Development Zone, Ganzhou City, Jiangxi Province Patentee before: Ganzhou Chengliang Technology Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |