CN211285377U - Adjustable height limiting device for highway bridge - Google Patents
Adjustable height limiting device for highway bridge Download PDFInfo
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- CN211285377U CN211285377U CN201921423167.3U CN201921423167U CN211285377U CN 211285377 U CN211285377 U CN 211285377U CN 201921423167 U CN201921423167 U CN 201921423167U CN 211285377 U CN211285377 U CN 211285377U
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- 230000002349 favourable effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses a highway is adjustable limit for height device for bridge, including stand, first horizontal pole and second horizontal pole, equidistant set up threaded hole on the stand, and be provided with first horizontal pole and second horizontal pole between the stand to welded connection has the cat ladder on the stand, first horizontal pole and second horizontal pole are parallel to each other, and first horizontal pole bottom surface and second horizontal pole top surface have all seted up the slip rail to be provided with the connecting rod between first horizontal pole and the second horizontal pole, threaded hole inside penetrates threaded column, and threaded column closes soon with screw hole screw thread and be connected to threaded column and spliced pole welded connection, first horizontal pole and second horizontal pole form the recess towards the terminal surface level of stand inwards. This adjustable limit for height device for public road bridge roof beam wholly comprises stand, first horizontal pole and second horizontal pole, compares traditional gear lifting mode, and this device inner structure is simple, and the people of being convenient for maintain, and the cost is lower moreover, is favorable to using widely.
Description
Technical Field
The utility model relates to a public road bridge roof beam facility technical field specifically is an adjustable limit for height device for public road bridge roof beam.
Background
In order to limit vehicles beyond the specified height to pass through the specified road section, an elevation limiting frame is usually installed at an entrance of a road to limit the height of the vehicles, the existing elevation limiting frame is divided into a manual mode and an electric mode, and the electric mode and the manual mode are both internally provided with transmission structures such as gears and the like, so that the internal structure of the elevation limiting frame is complex, the maintenance is inconvenient, the cost is high, the popularization and the use are not facilitated, the practicability is not strong, the use requirements of people cannot be met, in view of the defects existing in the prior art, the height limiting frame needs to be further improved, and the practical use condition can be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a public road bridge is with adjustable limit for height device to the altitude mixture control mode who solves the current limit for height frame that the above-mentioned background art provided divide into manually and electronic, no matter be electronic and manual its inside transmission structure such as through gears, not only cause limit for height frame inner structure complicated like this, be not convenient for maintain, with high costs moreover, be unfavorable for using widely, the not strong problem of practicality.
In order to achieve the above object, the utility model provides a following technical scheme: an adjustable height limiting device for highway bridges comprises upright columns, first cross rods, second cross rods and a fixing plate, wherein threaded holes are formed in the upright columns at equal intervals, a first cross rod and a second cross rod are arranged between the upright columns, a ladder stand is connected to the upright columns in a welded mode, the first cross rods and the second cross rods are parallel to each other, sliding rails are arranged on the bottom end surfaces of the first cross rods and the top end surfaces of the second cross rods, connecting rods are arranged between the first cross rods and the second cross rods, threaded columns penetrate into the threaded holes and are connected with the threaded holes in a threaded screwing mode, the threaded columns are connected with connecting columns in a welded mode, the first cross rods and the second cross rods extend inwards towards the end surfaces of the upright columns horizontally to form grooves, the connecting columns extend into the grooves, T-shaped sliding rails are connected to the top ends and the bottom ends of the connecting rods in a welded mode, and two adjacent connecting rods are connected, the fixed plate is welded and fixed on the connecting rod, and the sliding rail is positioned in the sliding groove.
Preferably, the grooves on the first cross rod and the second cross rod are coaxial with the threaded holes, and the distance between the grooves on the first cross rod and the second cross rod and the distance between two adjacent threaded holes are both 10 cm.
Preferably, the groove is a hollow cylindrical groove, the groove is communicated with the end faces, facing the upright column, of the first cross rod and the second cross rod, and the inner diameter of the groove is consistent with the diameter of the connecting column.
Preferably, the sliding groove is O-shaped as a whole, the section of the sliding groove is T-shaped, and the groove wall of the sliding groove and the surface of the sliding rail are both smooth.
Preferably, a preformed hole is formed in the fixing plate, the fixing plate is disc-shaped, and the two fixing plates are symmetrically arranged around the first cross rod.
Compared with the prior art, the beneficial effects of the utility model are that: the adjustable height limiting device for the highway bridge integrally comprises a stand column, a first cross rod and a second cross rod, wherein the first cross rod and the second cross rod are integrated, when the positions of the first cross rod and the second cross rod are required to be adjusted, a connecting column on the first cross rod can be pulled out, so that the first cross rod rotates by taking the second cross rod as an axial lead, the integral height of the first cross rod and the second cross rod is reduced, the height can be reduced repeatedly, when the height is required to be increased, otherwise, compared with the traditional gear lifting mode, the adjustable height limiting device for the highway bridge is simple in internal structure, convenient to maintain by people, low in cost and beneficial to popularization and use;
first horizontal pole and second horizontal pole oneself are provided with the connecting rod, and the connecting rod makes up into "O" shape structure through wire rope, and the rotation that the connecting rod can be continuous like this, and then people are accomplishing the back to altitude mixture control, can come the fixed plate to remove to the face through the removal connecting rod, and then can change and install highly marking the tablet, convenient to use, and the practicality is strong.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of the vertical column and the first cross bar of the present invention in a partially front elevation view;
fig. 5 is a schematic top view of the second cross bar and the connecting rod of the present invention;
fig. 6 is a schematic diagram of the side-view longitudinal structure of the first cross bar, the second cross bar and the connecting bar of the present invention.
In the figure: 1. the steel wire rope comprises a stand column, 2, a first cross rod, 3, a second cross rod, 4, a threaded hole, 5, a threaded column, 6, a connecting column, 7, a groove, 8, a ladder stand, 9, a connecting rod, 10, a sliding rail, 11, a sliding groove, 12, a steel wire rope, 13 and a fixing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 embodiments in 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.
Referring to fig. 1-6, the present invention provides a technical solution: an adjustable height limiting device for highway bridges comprises upright posts 1, first cross rods 2, second cross rods 3 and a fixing plate 13, wherein threaded holes 4 are formed in the upright posts 1 at equal intervals, a first cross rod 2 and a second cross rod 3 are arranged between the upright posts 1, ladder stands 8 are welded and connected to the upright posts 1, the first cross rods 2 and the second cross rods 3 are parallel to each other, sliding rails 10 are respectively arranged on the bottom end surfaces of the first cross rods 2 and the top end surfaces of the second cross rods 3, connecting rods 9 are arranged between the first cross rods 2 and the second cross rods 3, threaded columns 5 penetrate into the threaded holes 4, the threaded columns 5 are in threaded screwing connection with the threaded holes 4, the threaded columns 5 are welded and connected with connecting posts 6, the end surfaces of the first cross rods 2 and the second cross rods 3, facing the upright posts 1, extend inwards horizontally to form grooves 7, the connecting posts 6 extend into the grooves 7, T-shaped sliding rails 10 are welded and connected to the top ends and the bottom ends, and two adjacent connecting rods 9 are connected by welding through a steel wire rope 12, a fixing plate 13 is fixed on the connecting rods 9 by welding, and the sliding rail 10 is positioned in the sliding groove 11.
Recess 7 and threaded hole 4 coaxial line on first horizontal pole 2 and the second horizontal pole 3, and the interval between recess 7 on first horizontal pole 2 and the second horizontal pole 3 and the interval between two adjacent threaded hole 4 are 10cm, like this when inserting threaded post 5 to threaded hole 4 in, when the screw thread is rotatory, can just in time the level insert spliced pole 6 to the recess 7 in, overall structure is compact, firm, interval design between threaded hole 4 simultaneously, be convenient for people easily adjust to the height that needs, high durability and convenient use.
The whole sliding groove 11 that is "O" shape, and the section of sliding groove 11 is "T" shape, and 11 cell walls of sliding groove and sliding rail 10 surfaces are smooth form, sliding rail 10 can do "O" shape operation along the sliding groove 11 of "O" shape like this, and then can drive connecting rod 9 synchronous motion, fixed plate 13 is along with connecting rod 9 during operation like this, can remove towards stand 1, when people climbs stand 1 through cat ladder 8 on like this, can easily reach fixed plate 13, and can install or change high signboard on fixed plate 13.
The preformed hole has been seted up on fixed plate 13, and fixed plate 13 is discoid, and fixed plate 13 is provided with two about 2 symmetries of first horizontal pole, the preformed hole design, it is fixed in fixed plate 13 with high denoter bolt to be convenient for people, it is fixed firm, fixed plate 13 symmetry sets up simultaneously, can not destroy the holistic equilibrium of first horizontal pole 2 and second horizontal pole 3, first horizontal pole 2 and 3 whole when the upset of second horizontal pole like this, both can flush with the horizontal plane all the time, and then make recess 7 align with screw hole 4.
The working principle is as follows: when the height needs to be adjusted, an operator climbs upwards towards the upright post 1 through the ladder stand 8, reaches a designated position, ties up a safety rope, rotates the threaded column 5 on the threaded hole 4 aligned with the groove 7 on the first cross rod 2, rotates the threaded column 5 to separate the connecting column 6 on the threaded column from the groove 7, loses support of the first cross rod 2, and uses the connecting column 6 in the groove 7 on the second cross rod 3 as a rotating shaft to turn over, so that the first cross rod 2 turns over to the lower part of the second cross rod 3, and repeats the steps until the height is adjusted to the designated position, and then the threaded column 5 is screwed into the threaded hole 4 to insert the connecting column 6 on the threaded column 5 into the groove 7, so that the first cross rod 2 and the second cross rod 3 can be fixed;
after the height adjustment is completed, the nearest connecting rod 9 can be pulled by hand, the connecting rod 9 slides in the sliding groove 11 through the sliding rail 10, the rest connecting rods 9 rotate synchronously through the steel wire rope 12, then the fixing plate 13 moves to the front of an operator along with the rotation of the connecting rod 9, and at the moment, the height signboard can be installed on the fixing plate 13.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a highway is adjustable limit for height device for bridge, includes stand (1), first horizontal pole (2), second horizontal pole (3) and fixed plate (13), its characterized in that: threaded holes (4) are formed in the upright columns (1) at equal intervals, a first cross rod (2) and a second cross rod (3) are arranged between the upright columns (1), ladder stands (8) are connected to the upright columns (1) in a welded mode, the first cross rod (2) and the second cross rod (3) are parallel to each other, sliding rails (10) are arranged on the bottom end surface of the first cross rod (2) and the top end surface of the second cross rod (3), a connecting rod (9) is arranged between the first cross rod (2) and the second cross rod (3), threaded columns (5) penetrate into the threaded holes (4), the threaded columns (5) are connected with the threaded holes (4) in a threaded mode, the threaded columns (5) are connected with connecting columns (6) in a welded mode, grooves (7) are formed by the first cross rod (2) and the second cross rod (3) in an inward extending mode facing the end surfaces of the upright columns (1), and the connecting columns (6) extend into the grooves (7, the top and the bottom of connecting rod (9) all welded connection have "T" type sliding rail (10), and pass through wire rope (12) welded connection between two adjacent connecting rods (9), fixed plate (13) welded fastening is on connecting rod (9), sliding rail (10) are located sliding tray (11).
2. The adjustable height limiting device for road and bridge according to claim 1, wherein: the grooves (7) in the first cross rod (2) and the second cross rod (3) are coaxial with the threaded holes (4), and the distance between the grooves (7) in the first cross rod (2) and the second cross rod (3) and the distance between two adjacent threaded holes (4) are both 10 cm.
3. The adjustable height limiting device for road and bridge according to claim 1, wherein: the groove (7) is a hollow cylindrical groove, the groove (7) is communicated with the end faces, facing the upright post (1), of the first cross rod (2) and the second cross rod (3), and the inner diameter of the groove (7) is consistent with the diameter of the connecting post (6).
4. The adjustable height limiting device for road and bridge according to claim 1, wherein: the sliding groove (11) is O-shaped as a whole, the section of the sliding groove (11) is T-shaped, and the groove wall of the sliding groove (11) and the surface of the sliding rail (10) are smooth.
5. The adjustable height limiting device for road and bridge according to claim 1, wherein: the fixing plate (13) is provided with a preformed hole, the fixing plate (13) is disc-shaped, and the two fixing plates (13) are symmetrically arranged relative to the first cross rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921423167.3U CN211285377U (en) | 2019-08-29 | 2019-08-29 | Adjustable height limiting device for highway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921423167.3U CN211285377U (en) | 2019-08-29 | 2019-08-29 | Adjustable height limiting device for highway bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211285377U true CN211285377U (en) | 2020-08-18 |
Family
ID=72016334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921423167.3U Active CN211285377U (en) | 2019-08-29 | 2019-08-29 | Adjustable height limiting device for highway bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211285377U (en) |
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2019
- 2019-08-29 CN CN201921423167.3U patent/CN211285377U/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: 20210910 Address after: 561000 No.87, 2nd floor, building 9, area C, Tiansheng International Trade City, Huangguoshu street, development zone, Anshun City, Guizhou Province Patentee after: Guizhou Xinghui Lianchuang Engineering Co.,Ltd. Address before: 401120 group 4, Mingyue village, Mingyue Town, Yubei District, Chongqing Patentee before: Yang Sanfang |
|
| TR01 | Transfer of patent right |