CN220724905U - Bridge height limiting device - Google Patents
Bridge height limiting device Download PDFInfo
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- CN220724905U CN220724905U CN202321170576.3U CN202321170576U CN220724905U CN 220724905 U CN220724905 U CN 220724905U CN 202321170576 U CN202321170576 U CN 202321170576U CN 220724905 U CN220724905 U CN 220724905U
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- wall
- height limiting
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- motor
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- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 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
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of height limiting devices, in particular to a bridge height limiting device which comprises a frame body, wherein a motor is fixedly connected to the inner wall of the frame body, an output shaft of the motor is fixedly connected with a threaded rod through a coupler, the outer wall of the threaded rod is movably connected with a threaded sleeve, the outer wall of the threaded sleeve is fixedly connected with a height limiting plate, the top of the height limiting plate is fixedly connected with an adjusting box, and a compartment is fixedly arranged on the inner wall of the adjusting box. According to the utility model, through the mutual matching of the electric push rod, the telescopic spring, the connecting plate and the height limiting digital plate with the compartments, the electric push rod can be started when the height limiting digital plate needs to be replaced, the electric push rod drives the telescopic spring to stretch and drive the connecting plate and the height limiting digital plate to push out, and different height limiting digital plates in the compartments are pushed out to be withdrawn for replacement, so that the aim of conveniently replacing different height limiting digital plates is fulfilled, and the problem that the height limiting digital plates are inconvenient to adjust is solved.
Description
Technical Field
The utility model relates to the technical field of height limiting devices, in particular to a bridge height limiting device.
Background
The height limiting frame is mainly used for door-shaped frameworks at the inlets of bridges, culverts and tunnels and is generally formed by welding steel structures, and plays a role in protecting the bridges, the culverts and the tunnels; the sign board is marked with a limited number of meters and used for prompting vehicles and protecting roads.
The prior patent (publication number: CN 216839122U) discloses a height-adjustable road and bridge height limiting device. Including two support sleeve, two support sleeve below all is equipped with the base, be equipped with the strengthening rib between support sleeve and the base, be equipped with the motor supporting seat in the support sleeve, be equipped with the motor on the motor supporting seat, fixed connection between motor and the motor supporting seat, motor output shaft one end is equipped with the drive threaded rod, circumference fixed connection between motor output shaft and the drive threaded rod, support sleeve top is equipped with the lifter, two be equipped with the limit for height pole between the lifter. The height-adjustable road and bridge height limiter is simple in structure and convenient to operate, and can control the two motors to start and stop through the switch so as to control the height limiter to lift.
The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: when the height limiting device is adjusted to different heights, the height limiting numbers are required to be modified and painted again, the operation is complicated, and great inconvenience is brought to staff.
Therefore, it is needed to provide a bridge height limiting device.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model aims to provide a bridge height limiting device which solves the problem that the height limiting number is inconvenient to adjust.
(II) technical scheme
In order to achieve the above purpose, the utility model provides the following technical scheme, namely a bridge height limiting device, which adopts the following technical scheme: the novel high-speed motor comprises a frame body, wherein a motor is fixedly connected to the inner wall of the frame body, an output shaft of the motor is fixedly connected with a threaded rod through a coupler, a threaded sleeve is movably connected to the outer wall of the threaded rod, and a height limiting plate is fixedly connected to the outer wall of the threaded sleeve.
The top fixedly connected with of limit for height board adjusts the box, the inner wall fixed mounting of adjusting the box has the compartment, the inner wall fixedly connected with electric putter of compartment, the inner wall fixedly connected with extension spring of compartment, electric putter's one end fixedly connected with connecting plate, one side fixedly connected with limited high number board of connecting plate.
As a preferable scheme, the bottom of the frame body is fixedly connected with a mounting plate, and the inner wall of the mounting plate is movably connected with a bolt.
As the preferable scheme, the outer wall fixedly connected with sliding sleeve of limit for height board, the inner wall swing joint of sliding sleeve has the slide bar, and the one end of slide bar and the inner wall fixed connection of framework.
Preferably, one end of the bolt penetrates through the top of the mounting plate and extends to the outer wall of the mounting plate, and the outer wall of the bolt is in threaded connection with the inner wall of the mounting plate.
As the preferable scheme, the shape and the size of the sliding rod are matched with those of the sliding sleeve, and the outer wall of the sliding rod is in sliding connection with the inner wall of the sliding sleeve.
As the preferable scheme, the connecting plate forms a telescopic structure with the telescopic spring through the electric push rod, and one end of the telescopic spring is fixedly connected with the outer wall of the connecting plate.
As the preferable scheme, the thread bush forms a telescopic structure with the threaded rod through the motor, and the inner wall of the thread bush is in threaded connection with the outer wall of the threaded rod.
(III) beneficial effects
Compared with the prior art, the utility model provides the bridge height limiting device, which has the following beneficial effects:
1. according to the utility model, through the mutual matching of the electric push rod, the telescopic spring, the connecting plate and the height limiting digital plate with the compartments, the electric push rod can be started when the height limiting digital plate needs to be replaced, the electric push rod drives the telescopic spring to stretch and drive the connecting plate and the height limiting digital plate to push out, and different height limiting digital plates in the compartments are pushed out to be withdrawn for replacement, so that the aim of conveniently replacing different height limiting digital plates is fulfilled, and the problem that the height limiting digital plates are inconvenient to adjust is solved.
2. According to the height limiting device, the motor, the threaded rod, the threaded sleeve and the height limiting plate are mutually matched, the motor is started, the motor drives the threaded rod to rotate and the threaded sleeve to move up and down and drive the height limiting plate to move up and down to adjust the height limiting, the purpose of adjusting the height is achieved, the problem that the height limiting device is inconvenient to adjust due to the fact that the height limiting device is fixed is solved, and the use requirements of people are met.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is a diagram of a junction of a cassette and a compartment according to the present utility model;
FIG. 4 is a front cross-sectional view of a compartment of the present utility model;
fig. 5 is an enlarged view of fig. 2 a in accordance with the present utility model.
In the figure: 1. a frame; 2. a mounting plate; 3. a bolt; 4. a height limiting plate; 5. an adjustment box; 6. height limiting digital board; 7. a motor; 8. a threaded rod; 9. a thread sleeve; 10. an electric push rod; 11. a telescopic spring; 12. a connecting plate; 13. a compartment; 14. a sliding sleeve; 15. and a slide bar.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1
Referring to fig. 1-5, the embodiment provides a bridge height limiting device, which comprises a frame body 1, wherein a motor 7 is fixedly connected to the inner wall of the frame body 1, an output shaft of the motor 7 is fixedly connected with a threaded rod 8 through a coupling, a threaded sleeve 9 is movably connected to the outer wall of the threaded rod 8, and a height limiting plate 4 is fixedly connected to the outer wall of the threaded sleeve 9.
The top fixedly connected with of limit for height board 4 adjusts box 5, and the inner wall fixed mounting of adjusting box 5 has compartment 13, and the inner wall fixedly connected with electric putter 10 of compartment 13, the inner wall fixedly connected with extension spring 11 of compartment 13, the one end fixedly connected with connecting plate 12 of electric putter 10, the limited high number board 6 of one side fixedly connected with of connecting plate 12.
The bottom fixedly connected with mounting panel 2 of framework 1, the inner wall swing joint of mounting panel 2 has bolt 3.
Example 2
Referring to FIGS. 1-5, based on the same concept as embodiment 1 above, this embodiment also proposes
The outer wall fixedly connected with sliding sleeve 14 of limit for height board 4, the inner wall swing joint of sliding sleeve 14 has slide bar 15, and the one end of slide bar 15 and the inner wall fixed connection of framework 1 can carry out spacingly to limit for height board 4 through sliding sleeve 14 and slide bar 15 that set up.
One end of the bolt 3 penetrates through the top of the mounting plate 2 and extends to the outer wall of the mounting plate 2, the outer wall of the bolt 3 is in threaded connection with the inner wall of the mounting plate 2, and the mounting plate 2 and the ground can be perforated and fixed through the set bolt 3.
The shape and the size of the sliding rod 15 are matched with those of the sliding sleeve 14, the outer wall of the sliding rod 15 is in sliding connection with the inner wall of the sliding sleeve 14, and the sliding sleeve 14 can slide on the outer wall conveniently through the arranged sliding rod 15.
The connecting plate 12 forms a telescopic structure through the electric putter 10 and the telescopic spring 11, and the one end of the telescopic spring 11 is fixedly connected with the outer wall of the connecting plate 12, through the mutual cooperation of the electric putter 10, the telescopic spring 11, the connecting plate 12, the height limiting digital plate 6 and the separation chamber 13 that set up, the electric putter 10 can be started when the height limiting digital plate 6 needs to be replaced, the electric putter 10 drives the telescopic spring 11 to elongate and also drives the connecting plate 12 to push out with the height limiting digital plate 6, and the original withdrawal of the different height limiting digital plates 6 in the separation chamber 13 is pushed out for replacement, so that the aim of conveniently replacing the different height limiting digital plates 6 is fulfilled, and the problem that the height limiting digital plates are inconvenient to adjust is solved.
The screw thread cover 9 constitutes extending structure through motor 7 and threaded rod 8, and the inner wall of screw thread cover 9 and the outer wall threaded connection of threaded rod 8, through the motor 7 that sets up, threaded rod 8, the mutual cooperation of screw thread cover 9 and limit for height board 4, start motor 7, motor 7 drives threaded rod 8 and rotates and drive screw thread cover 9 reciprocates and drive limit for height board 4 reciprocates and adjust limit for height, this has reached height's purpose, has solved limit for height device's limit for height fixed inconvenient problem of adjusting, has satisfied people's user demand.
The working principle of the utility model is as follows: after the frame body 1 is installed through the bolts 3 and the mounting plate 2, the motor 7 is started, the motor 7 drives the threaded rod 8 to rotate and drives the threaded sleeve 9 to move up and down and drive the height limiting plate 4 to move up and down to adjust the height limiting height, the electric push rod 10 can be started when the height limiting digital plate 6 needs to be replaced, the electric push rod 10 drives the telescopic spring 11 to stretch, the connecting plate 12 and the height limiting digital plate 6 are also driven to push out, and different height limiting digital plates 6 in the compartment 13 are pushed out to be replaced.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (7)
1. Bridge height limiting device, including framework (1), its characterized in that: the novel high-speed motor is characterized in that a motor (7) is fixedly connected to the inner wall of the frame body (1), an output shaft of the motor (7) is fixedly connected with a threaded rod (8) through a coupler, a threaded sleeve (9) is movably connected to the outer wall of the threaded rod (8), and a height limiting plate (4) is fixedly connected to the outer wall of the threaded sleeve (9);
the top fixedly connected with of limit for height board (4) adjusts box (5), the inner wall fixed mounting of adjusting box (5) has compartment (13), the inner wall fixedly connected with electric putter (10) of compartment (13), the inner wall fixedly connected with extension spring (11) of compartment (13), the one end fixedly connected with connecting plate (12) of electric putter (10), one side fixedly connected with limited high digital board (6) of connecting plate (12).
2. The bridge height limiting device according to claim 1, wherein: the bottom of framework (1) fixedly connected with mounting panel (2), the inner wall swing joint of mounting panel (2) has bolt (3).
3. The bridge height limiting device according to claim 1, wherein: the height limiting plate is characterized in that the outer wall of the height limiting plate (4) is fixedly connected with a sliding sleeve (14), the inner wall of the sliding sleeve (14) is movably connected with a sliding rod (15), and one end of the sliding rod (15) is fixedly connected with the inner wall of the frame body (1).
4. The bridge height limiting device according to claim 2, wherein: one end of the bolt (3) penetrates through the top of the mounting plate (2) and extends to the outer wall of the mounting plate (2), and the outer wall of the bolt (3) is in threaded connection with the inner wall of the mounting plate (2).
5. A bridge height limiting apparatus according to claim 3, wherein: the shape and the size of the sliding rod (15) are matched with those of the sliding sleeve (14), and the outer wall of the sliding rod (15) is in sliding connection with the inner wall of the sliding sleeve (14).
6. The bridge height limiting device according to claim 1, wherein: the connecting plate (12) and the telescopic spring (11) form a telescopic structure through the electric push rod (10), and one end of the telescopic spring (11) is fixedly connected with the outer wall of the connecting plate (12).
7. The bridge height limiting device according to claim 1, wherein: the thread sleeve (9) and the threaded rod (8) form a telescopic structure through the motor (7), and the inner wall of the thread sleeve (9) is in threaded connection with the outer wall of the threaded rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321170576.3U CN220724905U (en) | 2023-05-15 | 2023-05-15 | Bridge height limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321170576.3U CN220724905U (en) | 2023-05-15 | 2023-05-15 | Bridge height limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220724905U true CN220724905U (en) | 2024-04-05 |
Family
ID=90495733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321170576.3U Active CN220724905U (en) | 2023-05-15 | 2023-05-15 | Bridge height limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220724905U (en) |
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2023
- 2023-05-15 CN CN202321170576.3U patent/CN220724905U/en active Active
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