CN211872730U - Height limiting device for bridge - Google Patents
Height limiting device for bridge Download PDFInfo
- Publication number
- CN211872730U CN211872730U CN201922364703.3U CN201922364703U CN211872730U CN 211872730 U CN211872730 U CN 211872730U CN 201922364703 U CN201922364703 U CN 201922364703U CN 211872730 U CN211872730 U CN 211872730U
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- pillar
- base
- slider
- bridge
- sleeve
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- Expired - Fee Related
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Abstract
The utility model relates to a limit for height device for bridge, including left base and right base, be connected with left pillar and right pillar on left base and the right base respectively, a left side, be equipped with the fore-set between the top of right pillar, left spout and right spout have been seted up respectively in left pillar right side and the right pillar left side, a left side, sliding fit has the traveller between the spout of the right side, be equipped with the hoist engine on the fore-set, the winding has wire rope on the hoist engine, the wire rope bottom is connected with the traveller, the front end of traveller is equipped with a left side respectively, right sleeve, a left side, inlay respectively in the sleeve of the right side and be equipped with a left side, right slider, a left side, the rear end of right slider all is connected with the traveller through the spring, a left side, the front end of right slider is equipped with left branch and right branch respectively, a left side, right mounting panel, install. Through adopting the structure, the utility model discloses it is nimble convenient to adjust, can also avoid or alleviate the instantaneous hard collision with freight train greatly.
Description
Technical Field
The utility model relates to a limit for height device for bridge.
Background
Along with the development of economy and the continuous increase of traffic volume of road and bridge, in order to earn greater economic benefits, many large-scale trucks violate regulations and overload, so that the road and bridge traffic is not heavy, and great potential safety hazards are brought. In order to prevent the truck vehicles from being over-high, different types of height-limiting frames for road-bridge traffic have been developed to limit the height of passing vehicles. However, the height-limiting device has the problems that the height-limiting rod on the top of the existing height-limiting device is limited in structure and design when contacting and colliding with a truck vehicle, the height-limiting rod bears all hard collision impact, the instant hard collision effect easily causes the damage of the height-limiting rod, and the height-limiting rod is not convenient to repair or replace after being damaged; meanwhile, the structure of the existing height limiting device is not flexible enough, so that the height limiting device is not convenient to adjust to adapt to different height limiting requirements, and the service performance and the application range of the existing height limiting device are greatly reduced.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of above prior art, the to-be-solved technical problem of the utility model is to provide an adjust nimble convenience, can also avoid greatly simultaneously or alleviate the bridge with the instantaneous rigid collision of freight train is with limit for height device.
The technical scheme of the utility model is that:
a height limiting device for a bridge comprises a left base and a right base, wherein a left pillar and a right pillar are vertically connected to the left base and the right base respectively, a top pillar is horizontally arranged between the top end of the left pillar and the top end of the right pillar, a left sliding groove and a right sliding groove are vertically formed in the right side of the left pillar and the left side of the right pillar respectively, a horizontally arranged sliding column is matched between the left sliding groove and the right sliding groove in a sliding mode, a winch is arranged on the top pillar, a steel wire rope is wound on the winch, and the bottom end of the steel wire rope is connected with the sliding column;
the front end of traveller is equipped with left sleeve and right sleeve respectively inlay respectively in left side sleeve and the right sleeve and be equipped with left slider and right slider, and the rear end of left side slider and right slider all through the spring with the traveller is connected the front end of left side slider and right slider is equipped with left branch and right branch respectively the front end of left branch and right branch is equipped with left mounting panel and right mounting panel respectively still install the front rod that the level set up between left side mounting panel and the right mounting panel, is in simultaneously the surface of front rod has still wrapped up the rubber layer.
Above-mentioned limit for height device for bridge, wherein left spout and right spout department still set up a plurality of from last to down spacing through-hole in a left side and the right side of arranging in proper order respectively, be in simultaneously spacing through-hole in a left side and the right side of spacing through-hole department still all are equipped with spacing bolt.
Above-mentioned limit for height device for bridge, wherein both ends respectively through the top bolt with the top of left pillar and right branch post is connected about the fore-stock, and both ends respectively through anterior bolt with left side mounting panel and right side mounting panel are connected about the front rod.
The height limiting device for the bridge is characterized in that a rainproof cover body is covered outside the winch.
Above-mentioned limit for height device for bridge, wherein still all be connected with a plurality of bottom anchor rods between left side base and the left pillar and between right side base and the right pillar left sleeve and right sleeve and still all be connected with a plurality of anterior anchor rods between the traveller.
The utility model has the advantages that: through adopting the structure, the utility model discloses it is nimble convenient to adjust, can also avoid simultaneously greatly or alleviate with freight train's instantaneous rigid collision to the performance and the application scope of self have effectively been promoted.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic front view of a height limiter for a bridge;
fig. 2 is a schematic top view of the strut and front rod of fig. 1.
In the figure: left base 1, right base 2, left pillar 3, right pillar 4, fore-set 5, left spout 6, right spout 7, traveller 8, hoist engine 9, wire rope 10, left sleeve 11, right sleeve 12, left slider 13, right slider 14, spring 15, left branch 16, right branch 17, left mounting panel 18, right mounting panel 19, front rod 20, left limit through-hole 21, right limit through-hole 22, limit bolt 23, top bolt 24, anterior bolt 25, the rain-proof cover body 26, bottom anchor strut 27, anterior anchor strut 28.
Detailed Description
As shown in fig. 1 and 2, a height limiting device for a bridge comprises a left base 1 and a right base 2, wherein a left pillar 3 and a right pillar 4 are vertically connected to the left base 1 and the right base 2 respectively, a top pillar 5 is horizontally arranged between the top end of the left pillar 3 and the top end of the right pillar 4, a left chute 6 and a right chute 7 are vertically arranged on the right side of the left pillar 3 and the left side of the right pillar 4 respectively, a horizontally arranged sliding pillar 8 is in sliding fit between the left chute 6 and the right chute 7, and a winch 9 is arranged on the top pillar 5 (the winch 9 completely adopts the existing equipment, such as a 1T single-rope winch of heleni, is adopted), a steel wire rope 10 is wound on the winch 9, and the bottom end of the steel wire rope 10 is connected with the sliding pillar 8;
the front end of the sliding column 8 is respectively provided with a left sleeve 11 and a right sleeve 12, a left slider 13 and a right slider 14 are respectively embedded in the left sleeve 11 and the right sleeve 12, the rear ends of the left slider 13 and the right slider 14 are respectively connected with the sliding column 8 through springs 15, the front ends of the left slider 13 and the right slider 14 are respectively provided with a left supporting rod 16 and a right supporting rod 17, the front ends of the left supporting rod 16 and the right supporting rod 17 are respectively provided with a left mounting plate 18 and a right mounting plate 19, a front rod 20 horizontally arranged is further installed between the left mounting plate 18 and the right mounting plate 19, and the outer surface of the front rod 20 is further wrapped with a rubber layer.
Under the structure, the height limiting device is fixedly arranged on two sides of a bridge road through the left base 1 and the right base 2, the front rod 20 is made to face the driving direction of a truck, the sliding column 8 and the front rod 20 are driven by the winch 9 and the steel wire rope 10 to move upwards or downwards, the height limiting value of the height limiting device can be flexibly adjusted and determined, the installation of the device is greatly facilitated, and the application range of the device is expanded.
When the height of the truck vehicle exceeds the height limit value of the height limiting device, the vehicle first contacts the front rod 20 and collides when passing through the height limiting device. Under the buffer action of the spring 15, the front rod 20 firstly retracts backwards within a certain range when being collided, so that hard collision with a truck vehicle is directly avoided, huge impact force brought to the front rod 20 due to instant hard collision is effectively reduced, the structural safety of the front rod 20 is effectively guaranteed, and the damage degree of the front rod is prevented or reduced.
Preferably, for the height limiting device for the bridge, a plurality of left limiting through holes 21 and right limiting through holes 22 are further respectively formed in the left sliding chute 6 and the right sliding chute 7, and the left limiting through holes 21 and the right limiting through holes 22 are also respectively provided with a limiting bolt 23.
Like this, after the altitude mixture control of traveller 8 finishes, alright further adopt spacing bolt 23 to insert respectively and be fixed in the spacing through-hole 21 in the left side and the spacing through-hole 22 in the right side that are located traveller 8 below and be closest to traveller 8, this has realized more effectively carrying on spacingly to traveller 8, has avoided the unexpected downstream of traveller 8 even to drop, thereby has promoted the security performance of the device in the use greatly.
Preferably, in the height limiting device for a bridge described above, both left and right ends of the head post 5 are connected to the top ends of the left and right pillars 3 and 4 by the head bolt 24, respectively, and both left and right ends of the front bar 20 are connected to the left and right mounting plates 18 and 19 by the front bolt 25, respectively.
Thus, the front rod 20 can be conveniently detached from the left mounting plate 18 and the right mounting plate 19 for maintenance or replacement; meanwhile, after the top pillar 5 is conveniently taken down, the sliding pillar 8 can also be conveniently taken out from between the left pillar 3 and the right pillar 4, which greatly facilitates the maintenance or the maintenance of the whole device.
Preferably, as for the height limiter for the bridge, a rain-proof cover 26 is covered outside the hoist 9 to prevent external rain water from corroding or damaging the hoist 9.
Above-mentioned limit for height device for bridge, wherein still all be connected with a plurality of bottom anchor strut 27 between left base 1 and left pillar 3 and between right base 2 and right pillar 4, still all be connected with a plurality of anterior anchor strut 28 between left sleeve 11 and right sleeve 12 and traveller 8 to the structural strength of device has further been promoted.
To sum up, through adopting above-mentioned structure, the utility model discloses it is nimble convenient to adjust, can also avoid or alleviate simultaneously with the instantaneous rigid collision of freight train vehicle greatly to the performance and the application scope of self have effectively been promoted.
It should also be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The preferred embodiments and examples of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the embodiments and examples, and various changes can be made without departing from the concept of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. The utility model provides a limit for height device for bridge, includes left base and right base on left side base and the right base respectively vertical connection have left pillar and right pillar it is equipped with fore-set, its characterized in that still to go back the level between the top of left pillar and the top of right pillar: a left sliding groove and a right sliding groove are respectively and vertically formed in the right side of the left support column and the left side of the right support column, a horizontally arranged sliding column is in sliding fit between the left sliding groove and the right sliding groove, a winch is also arranged on the top column, a steel wire rope is wound on the winch, and the bottom end of the steel wire rope is connected with the sliding column;
the front end of traveller is equipped with left sleeve and right sleeve respectively inlay respectively in left side sleeve and the right sleeve and be equipped with left slider and right slider, and the rear end of left side slider and right slider all through the spring with the traveller is connected the front end of left side slider and right slider is equipped with left branch and right branch respectively the front end of left branch and right branch is equipped with left mounting panel and right mounting panel respectively still install the front rod that the level set up between left side mounting panel and the right mounting panel, is in simultaneously the surface of front rod has still wrapped up the rubber layer.
2. The height limiting device for a bridge of claim 1, wherein: the left sliding groove and the right sliding groove are respectively provided with a plurality of left limiting through holes and right limiting through holes which are sequentially arranged from top to bottom, and meanwhile, limiting bolts are arranged at the positions of the left limiting through holes and the right limiting through holes.
3. The height limiting device for a bridge of claim 1, wherein: the both ends about the fore-set respectively through the top bolt with the top of left pillar and right branch post is connected, and both ends are respectively through anterior bolt with left side mounting panel and right side mounting panel are connected about the front rod.
4. The height limiting device for a bridge of claim 1, wherein: the outside of the winch is covered with a rainproof cover body.
5. The height limiting device for a bridge of claim 1, wherein: a plurality of bottom reinforcing rods are connected between the left base and the left pillar and between the right base and the right pillar, and a plurality of front reinforcing rods are connected between the left sleeve and the right sleeve and between the sliding columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922364703.3U CN211872730U (en) | 2019-12-25 | 2019-12-25 | Height limiting device for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922364703.3U CN211872730U (en) | 2019-12-25 | 2019-12-25 | Height limiting device for bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211872730U true CN211872730U (en) | 2020-11-06 |
Family
ID=73262297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922364703.3U Expired - Fee Related CN211872730U (en) | 2019-12-25 | 2019-12-25 | Height limiting device for bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211872730U (en) |
-
2019
- 2019-12-25 CN CN201922364703.3U patent/CN211872730U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201106 Termination date: 20211225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |