CN214883188U

CN214883188U - Highway bridge is with adjustable limit for height width device

Info

Publication number: CN214883188U
Application number: CN202121636661.5U
Authority: CN
Inventors: 许媛媛; 闫亚东; 王旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-11-26
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a public road bridge roof beam is with adjustable limit for height width device, including the foundation pile, the middle part of foundation pile runs through there is the bearer bar, the internally mounted of bearer bar has first pneumatic cylinder, the inner wall below fixedly connected with bearing plate of foundation pile, the top fixedly connected with fly leaf of first slider, the lateral wall fixedly connected with buffer gear of fly leaf, buffer gear's top fixedly connected with fixed sleeve, the second pneumatic cylinder is installed to fixed sleeve's inside below, the top flange joint of second pneumatic cylinder has the carriage release lever, the top fixedly connected with limit for height pole mechanism of carriage release lever. In the height-limiting and width-limiting adjustable device for the highway bridge, the bearing plate, the first sliding block and the sliding groove are mutually matched, so that the movable plate has the bearing effect, the movable plate is prevented from being blocked in the process of moving left and right, and the user can conveniently regulate and control the width limitation in the device.

Description

Highway bridge is with adjustable limit for height width device

Technical Field

The utility model relates to a relevant technical field of public road bridge roof beam specifically is a public road bridge roof beam is with adjustable limit for height width device.

Background

The highway bridge refers to the planning, design, construction, maintenance, repair and other works of structures of roads crossing water areas, valleys and all traffic channels, and after the highway bridge is officially passed, in order to avoid overweight, a height-limiting and width-limiting frame is generally used, so that damage to the traveling of the highway bridge caused by large-sized vehicles is avoided.

However, in the currently used height and width limiting device for the highway bridge, the width and the height of the device are limited, and the device is not beneficial to the passing of emergency vehicles in necessary time periods and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a public road bridge roof beam is with adjustable limit for height width device to among the public road bridge roof beam limit for height width device of using at present who proposes in solving above-mentioned background art, its width and height all are injectd, and the time quantum is unfavorable for emergency vehicle's the current between necessary, uses and inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a public road bridge roof beam is with adjustable limit for height width device, includes the foundation pile, the middle part of foundation pile runs through there is the bearer bar, the internally mounted of bearer bar has first pneumatic cylinder, the inner wall below fixedly connected with bearing plate of foundation pile, the spout has been seted up at the top edge of bearing plate, the internally mounted of spout has first slider, the top fixedly connected with fly leaf of first slider, the lateral wall fixedly connected with buffer gear of fly leaf, buffer gear's top fixedly connected with fixed sleeve, the second pneumatic cylinder is installed to fixed sleeve's inside below, the top flange joint of second pneumatic cylinder has the carriage release lever, the top fixedly connected with limit for height pole mechanism of carriage release lever.

Preferably, the rear side wall of the movable plate is fixedly connected with a hydraulic rod at the output end of the first hydraulic cylinder, and the tail end of the movable plate is slidably connected with the bearing plate through a first sliding block.

Preferably, buffer gear includes spacing, spring base and damping spring are established respectively to the outer lane of spacing cover, and spring base and spacing fixed connection, and spring base is connected with damping spring simultaneously, damping spring's top is connected with the energy dissipation post, spacing, damping spring and energy dissipation post all are provided with a plurality ofly.

Preferably, the edge of the inner side wall of the fixed sleeve is provided with a hole groove capable of sliding, a second sliding block is arranged in the hole groove, and the side wall of the second sliding block is connected with the side wall of the moving rod.

Preferably, the fixed sleeve and the movable rod are symmetrically arranged along the central axis of the height limiting rod mechanism, the side wall of the movable rod is connected with a rubber pad, and the rubber pad is arranged in an arch structure.

Preferably, limit for height lever mechanism includes first limit for height pole, the inside embedding of first limit for height pole has the second limit for height pole, first limit for height pole sets up with the axis symmetry of second limit for height pole, first limit for height pole is connected with the carriage release lever.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the height-limiting and width-limiting adjustable device for the highway bridge, the movable plate can be driven to move left and right by the hydraulic rod after the first hydraulic cylinder is electrified through the arrangement of the movable plate, the movable plate is not only provided with a bearing effect under the mutual cooperation of the bearing plate, the first sliding block and the sliding groove, but also can be prevented from being blocked in the process of moving left and right, and a user can conveniently adjust and control the width limit in the device;

2. according to the height-limiting and width-limiting adjustable device for the highway bridge, due to the arrangement of the buffer mechanism, when the shock absorption springs and the energy dissipation columns are subjected to extrusion pressure, the shock absorption and buffering effects are achieved on collision and extrusion of a vehicle body, and the rubber pads have a protection effect on the vehicle body larger than the distance between the moving rods, so that the vehicle body can be prevented from being scratched seriously;

3. this public road bridge roof beam is with adjustable limit for height width device, through the setting of limit for height pole mechanism, but the regulation and control of the interval between the carriage release lever of the first limit for height pole of two group and single group second limit for height pole convenience of customers as required, use and convenience.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention in which the fixed sleeve and the movable rod are engaged with each other;

FIG. 3 is an enlarged view of the portion A of FIG. 1 according to the present invention;

fig. 4 is the structural schematic diagram of the height-limiting rod mechanism of the present invention.

In the figure: 1. foundation piles; 2. a protective frame; 3. a first hydraulic cylinder; 4. a bearing plate; 5. a chute; 6. a first slider; 7. a movable plate; 8. a buffer mechanism; 801. a limiting strip; 802. a damping spring; 803. energy dissipation columns; 9. fixing the sleeve; 10. a second hydraulic cylinder; 11. a second slider; 12. a travel bar; 13. a height-limiting rod mechanism; 1301. a first height limiting rod; 1302. and a second height limiting rod.

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. 1-4, the present invention provides a technical solution: the utility model provides a public road bridge roof beam is with adjustable limit for height width device, including foundation pile 1, foundation pile 1's middle part is run through there is fender frame 2, the internally mounted of fender frame 2 has first pneumatic cylinder 3, the inner wall below fixedly connected with bearing plate 4 of foundation pile 1, spout 5 has been seted up at the top edge of bearing plate 4, the internally mounted of spout 5 has first slider 6, the top fixedly connected with fly leaf 7 of first slider 6, the lateral wall fixedly connected with buffer gear 8 of fly leaf 7, buffer gear 8's top fixedly connected with fixed sleeve 9, second pneumatic cylinder 10 is installed to the inside below of fixed sleeve 9, the top flange joint of second pneumatic cylinder 10 has carriage release lever 12, the top fixedly connected with limit for height lever mechanism 13 of carriage release lever 12.

Furthermore, the rear side wall of the movable plate 7 is fixedly connected with a hydraulic rod at the output end of the first hydraulic cylinder 3, the tail end of the movable plate 7 is connected with the bearing plate 4 in a sliding manner through the first sliding block 6, the first hydraulic cylinder 3 can drive the movable plate 7 to move left and right under the power-on condition of the hydraulic rod, and the bearing plate 4, the first sliding block 6 and the sliding groove 5 are matched with each other, so that the movable plate 7 is not only loaded, but also the situation that the movable plate 7 is jammed in the left and right moving process can be avoided.

Further, buffer gear 8 includes spacing 801, spring base and damping spring 802 are established respectively to the cover in the outer lane of spacing 801, and spring base and spacing 801 fixed connection, and spring base is connected with damping spring 802 simultaneously, and damping spring 802's top is connected with energy dissipation post 803, and spacing 801, damping spring 802 and energy dissipation post 803 all are provided with a plurality ofly, and when damping spring 802 and energy dissipation post 803 received the extrusion pressure degree, the collision extrusion to the automobile body has the effect of shock attenuation buffering, avoids the automobile body and impaired seriously.

Furthermore, the edge of the inner side wall of the fixed sleeve 9 is provided with a hole groove capable of sliding, a second sliding block 11 is arranged inside the hole groove, the side wall of the second sliding block 11 is connected with the side wall of the movable rod 12, and the second sliding block 11 and the hole groove can increase the smoothness of the up-down movement of the movable rod 12.

Furthermore, the fixed sleeve 9 and the movable rod 12 are symmetrically arranged with the central axis of the height limiting rod mechanism 13, the side wall of the movable rod 12 is connected with a rubber pad, and the rubber pad is arranged in an arch structure, so that the rubber pad has a protection effect on the vehicle body which is larger than the distance between the movable rods 12, and the vehicle body is prevented from being scratched seriously.

Further, the height limiting rod mechanism 13 includes a first height limiting rod 1301, a second height limiting rod 1302 is embedded in the first height limiting rod 1301, the first height limiting rod 1301 is symmetrically arranged with respect to the central axis of the second height limiting rod 1302, the first height limiting rod 1301 is connected with the movable rod 12, and the double-group first height limiting rod 1301 and the single-group second height limiting rod 1302 can facilitate the user to regulate and control the distance between the movable rods 12 as required, and the use and the convenience are achieved.

The working principle is as follows: for the height-adjustable width-limiting device for the highway bridge, firstly, the foundation pile 1 is firmly connected with the ground of the highway or the bridge through ground nails, then the first hydraulic cylinder 3 and the second hydraulic cylinder 10 are both communicated with an external power supply, then when the height-limiting position needs to be adjusted, a power switch of the second hydraulic cylinder 10 is opened, the hydraulic rod drives the movable rod 12 to move upwards or downwards, the movable rod 12 slides in a slotted hole formed in the edge of the inner wall of the fixed sleeve 9 through the second sliding block 11, the height-limiting rod mechanism 13 at the top end of the movable rod 12 is at a specified limiting height, the power switch of the second hydraulic cylinder 10 is closed, the second hydraulic cylinder 10 stops working, and when the width-limiting position needs to be adjusted, the power switch of the first hydraulic cylinder 3 is opened, the hydraulic rod drives the movable plate 7 to move leftwards or rightwards, and the movable plate 7 slides in the sliding groove 5 through the first sliding block 6, meanwhile, because the two ends of the second height limiting rod 1302 are respectively embedded into the two groups of first height limiting rods 1301, the length of the second height limiting rod 1302 can be adjusted to limit the width of the device, when the width is limited to a specified width, the power switch of the first hydraulic cylinder 3 is turned off, the first hydraulic cylinder 3 stops working, the models of the first hydraulic cylinder 3 and the second hydraulic cylinder 10 are CDM2B25, and therefore the use process of the whole adjustable height and width limiting device for the highway bridge is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a public road bridge roof beam is with adjustable limit for height width device, includes foundation pile (1), its characterized in that: a protective frame (2) penetrates through the middle part of the foundation pile (1), a first hydraulic cylinder (3) is installed inside the protective frame (2), a bearing plate (4) is fixedly connected below the inner wall of the foundation pile (1), a sliding groove (5) is arranged at the edge of the top end of the bearing plate (4), a first sliding block (6) is arranged in the sliding groove (5), a movable plate (7) is fixedly connected to the top end of the first sliding block (6), the side wall of the movable plate (7) is fixedly connected with a buffer mechanism (8), the top end of the buffer mechanism (8) is fixedly connected with a fixed sleeve (9), a second hydraulic cylinder (10) is arranged below the inner part of the fixed sleeve (9), the top end of the second hydraulic cylinder (10) is connected with a movable rod (12) through a flange, the top end of the movable rod (12) is fixedly connected with a height limiting rod mechanism (13).

2. The adjustable height and width limiting device for the highway bridge according to claim 1, wherein: the rear side wall of the movable plate (7) is fixedly connected with a hydraulic rod at the output end of the first hydraulic cylinder (3), and the tail end of the movable plate (7) is connected with the bearing plate (4) in a sliding mode through a first sliding block (6).

3. The adjustable height and width limiting device for the highway bridge according to claim 1, wherein: buffer gear (8) are including spacing strip (801), spring base and damping spring (802) are established respectively to the cover in the outer lane of spacing strip (801), and spring base and spacing strip (801) fixed connection, and spring base is connected with damping spring (802) simultaneously, the top of damping spring (802) is connected with energy dissipation post (803), spacing strip (801), damping spring (802) and energy dissipation post (803) all are provided with a plurality ofly.

4. The adjustable height and width limiting device for the highway bridge according to claim 1, wherein: the edge of the inner side wall of the fixed sleeve (9) is provided with a hole groove capable of sliding, a second sliding block (11) is arranged inside the hole groove, and the side wall of the second sliding block (11) is connected with the side wall of the moving rod (12).

5. The adjustable height and width limiting device for the highway bridge according to claim 1, wherein: the fixed sleeve (9) and the movable rod (12) are symmetrically arranged along the central axis of the height limiting rod mechanism (13), the side wall of the movable rod (12) is connected with a rubber pad, and the rubber pad is arranged in an arch structure.

6. The adjustable height and width limiting device for the highway bridge according to claim 1, wherein: the height limiting rod mechanism (13) comprises a first height limiting rod (1301), a second height limiting rod (1302) is embedded into the first height limiting rod (1301), the first height limiting rod (1301) is symmetrically arranged with the central axis of the second height limiting rod (1302), and the first height limiting rod (1301) is connected with the moving rod (12).