CN201241319Y - Assembled prestress movable guard rail - Google Patents
Assembled prestress movable guard rail Download PDFInfo
- Publication number
- CN201241319Y CN201241319Y CNU2008201320717U CN200820132071U CN201241319Y CN 201241319 Y CN201241319 Y CN 201241319Y CN U2008201320717 U CNU2008201320717 U CN U2008201320717U CN 200820132071 U CN200820132071 U CN 200820132071U CN 201241319 Y CN201241319 Y CN 201241319Y
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- CN
- China
- Prior art keywords
- steel pipe
- pipe main
- main beam
- frame unit
- prestressing force
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to an assemble type prestress movable protection fence. A protection fence body is structured by connecting a plurality of frame units which are divided into a plurality of layers, each layer is composed of a plurality of rows of steel pipe main beams; the steel pipe main beams which are located at the same row are connected with each other through a steel pipe column, the steel pipe main beams which are located at the same layer are connected with each other through a steel pipe; the frame units are connected with each other through a frame unit connecting device; a prestress twisted steel strand is passed through the inside of the steel pipe main beam, the prestress twisted steel strand is fixed on two ends of the steel pipe main beam through a nut. The disassembly and installation of the assemble type movable protection fence is simple, the prestress can be applied by using a simple tool, and the maintenance is simple; the length and the volume of a single component are smaller, so the assemble type movable protection fence is convenient to be transported; and the quantity of steel is saved; the assemble type movable protection fence is beautiful and novel, and can make the production standardized.
Description
Technical field
The utility model relates to the movable rail at a kind of speedway median opening place, particularly a kind of assembly type prestressing force movable rail.
Background technology
Along with the proposition of nation-building, " harmonious, comfortable, attractive in appearance " highway construction theory and the highway traffic safety facilities design guiding theory of " make up save shape society " with implement, people increase day by day for the degree of concern of safety device, be connected with existing highway is smooth and easy, and be convenient to the safety device product installing and safeguard, become the focus of market demand.
In freeway traffic engineering services field, existing like product (cable type, prestressing force) movable rail, connector mostly is the card form ground tackle and cooperates with the squash type ground tackle, and the termination framework is bigger, outstanding existing freeway guardrail, linear smooth-going inadequately, though certain guidance quality is arranged, can bear and absorb collision energy, the complex structure of this guardrail, use material more, maintainable low, and its production, install comparatively complicated, need pre-stress construction equipment, safeguard difficulty with specialty.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of assembly type prestressing force movable rail, is convenient to transportation, construction and safeguards simple.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of assembly type prestressing force movable rail, it is characterized in that, connect to form the guardrail main body by number joint frame unit, frame unit is divided into several layers, and every layer of steel pipe main beam by plurality of rows formed; Steel pipe main beam with row is connected by steel pipe post, and the steel pipe main beam of layer is connected by steel pipe together; Link to each other by the frame unit linkage between the described frame unit; Be installed with prestress wire in the described steel pipe main beam, described prestress wire is fixed on the two ends of steel pipe main beam by nut.
The beneficial effects of the utility model are: adopt assembly type to form the movable rail main body, single-piece component and fitting length and volume are little, and convenient transportation uses simple tool can apply prestressing force, and construction and maintenance are simple.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, the structure of described frame unit linkage is: the two ends of every steel pipe main beam be connected with respectively U type rigging, with the suitable O type rigging of U type rigging; The O type rigging of the U type rigging of steel pipe main beam one end and adjacent steel pipe main beam one end links together by bearing pin.
Further, the structure of described frame unit linkage is: place, the end of two adjacent steel pipe main beams all is with a regulating sleeve, and the nut by the regulating sleeve two ends is fixed on two steel pipe main beams in the same regulating sleeve.
Further, be provided with the prestressing force backing plate between described frame unit linkage and the steel pipe main beam.
Further, be provided with the connection outer tube in the outside of frame unit linkage.
Adopt the beneficial effect of above-mentioned further scheme to be: to connect overcoat plays protection to the frame unit linkage effect.
Further, be welded with channel-section steel with the steel pipe post touching position on the described steel pipe main beam, the outer wall of channel-section steel is provided with slotted eye, be welded with nut in the slotted eye, and being provided with through hole in the corresponding position of steel pipe post simultaneously, bolt is fixed together steel pipe post and steel pipe crossbeam with suitable nut after passing nut and through hole again.
Further, described guardrail body end place is with the square tube that also is provided with 2 cross arrangements between the layer steel pipe main beam, and square tube and steel pipe main beam are fixed together by the screw rod of band nut.
Adopt the beneficial effect of above-mentioned further scheme to be: to make the place, end more firm with connecting ground between the steel pipe main beam of layer.
Further, the bottom of the steel pipe post at place, described frame unit end is provided with universal wheel.
Adopt the beneficial effect of above-mentioned further scheme to be: it is more convenient to make guardrail move.
Further, place, the two ends of described guardrail main body is provided with the termination sheath.
Adopt the beneficial effect of above-mentioned further scheme to be: the effect of protection is played in the termination of guardrail main body, and the termination sheath that steel strand and two force structures of steel pipe main beam are effectively connected into an integral body is stressed.
Description of drawings
Fig. 1 is the utility model front view;
Fig. 2 is the utility model vertical view;
Fig. 3 is the front view of the utility model frame unit;
Fig. 4 is the vertical view of the utility model frame unit;
Fig. 5 is the amplification view of the utility model along the I-I line;
Fig. 6 is the sectional view of a kind of frame unit linkage of the utility model;
Fig. 7 is the sectional view of the another kind of frame unit linkage of the utility model;
Fig. 8 is the vertical view of the utility model guardrail body end;
Fig. 9 is the fixedly sectional view of the utility model frame unit end prestress wire;
Figure 10 is the sectional view of the utility model termination sheath
The specific embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used to explain the utility model, is not to be used to limit scope of the present utility model.
As Fig. 1, shown in Figure 2, assembly type prestressing force movable rail, connect to form the guardrail main body by number joint frame unit, frame unit is made up of many steel pipe main beams 1, being multi-layer multi-row distributes, the steel pipe main beam 1 of layered distribution is connected by steel pipe post 2, be connected by steel pipe 5 with the steel pipe main beam in one deck, link to each other by frame unit linkage 3 between the frame unit, inside at the steel pipe main beam is installed with prestress wire, and prestress wire is fixed on the two ends of steel pipe main beam by nut, and the place is provided with the termination sheath in the steel pipe body end.
As shown in Figure 3, the lower end of the steel pipe post of locating at the frame unit two ends is provided with universal wheel 4, and universal wheel can conveniently move.
As shown in Figure 4, link together by steel pipe 5 with the main beam in one deck.
As shown in Figure 5, the steel pipe main beam is provided with channel-section steel 6, and channel-section steel can be the 5# channel-section steel, the channel-section steel outer wall is provided with slotted eye and is welded with nut, steel pipe post is provided with through hole, and the nut that bolt 7 passes through hole and slotted eye place links together steel pipe main beam and steel pipe post, uses nut 8 and is fixed.
As shown in Figure 6, the frame unit linkage is by U type rigging 9, form with suitable 0 type rigging 10 and the bearing pin 11 of U type rigging, and U type rigging and O type rigging are located at the end of steel pipe in the merogenesis frame unit respectively, fix by bearing pin.Outside at the frame unit linkage also is provided with outer tube 12; Between frame unit linkage and steel pipe main beam, be provided with prestressing force backing plate 13.
As shown in Figure 7, the frame unit linkage is made up of the nut 16 at regulating sleeve 15 and regulating sleeve two ends, the end of corresponding two steel pipe main beams is connected in the frame unit of regulating sleeve with merogenesis, nut by the regulating sleeve two ends is fixed together two steel pipe main beams, also is provided with outer tube in the outside of frame unit linkage; Between frame unit linkage and steel pipe main beam, be provided with prestressing force backing plate 13, in the steel pipe main beam, be provided with prestress wire 14.
As shown in Figure 8, guardrail body end place with the square tube 17 that also is provided with cross arrangement between the steel pipe main beam in the layer, makes that connection is more firm.
As shown in Figure 9, the prestress wire 18 of steel pipe main beam inside is fixed on steel pipe main beam inside by nut 19, can reasonably apply prestressing force by simple tool such as torque spanner twisting nut.
As shown in figure 10, the place is provided with termination sheath 20 in the guardrail body end, and the termination sheath shields to the guardrail body end, and the termination sheath that steel strand and two force structures of steel pipe main beam are effectively connected into an integral body is stressed.
The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. an assembly type prestressing force movable rail is characterized in that, connects to form the guardrail main body by number joint frame unit, and frame unit is divided into several layers, and every layer of steel pipe main beam by plurality of rows formed; Steel pipe main beam with row is connected by steel pipe post, and the steel pipe main beam of layer is connected by steel pipe together; Link to each other by the frame unit linkage between the described frame unit; Be installed with prestress wire in the described steel pipe main beam, described prestress wire is fixed on the two ends of steel pipe main beam by nut.
2. assembly type prestressing force movable rail according to claim 1 is characterized in that the structure of described frame unit linkage is: the two ends of every steel pipe main beam be connected with respectively U type rigging, with 0 suitable type rigging of U type rigging; 0 type rigging of the U type rigging of steel pipe main beam one end and adjacent steel pipe main beam one end links together by bearing pin.
3. assembly type prestressing force movable rail according to claim 1, it is characterized in that, the structure of described frame unit linkage is: place, the end of two adjacent steel pipe main beams all is with a regulating sleeve, and the nut by the regulating sleeve two ends is fixed on two steel pipe main beams in the same regulating sleeve.
4. assembly type prestressing force movable rail according to claim 1 is characterized in that, is provided with the prestressing force backing plate between described frame unit linkage and the steel pipe main beam.
5. assembly type prestressing force movable rail according to claim 3 is characterized in that, is provided with the connection outer tube in the outside of frame unit linkage.
6. assembly type prestressing force movable rail according to claim 1, it is characterized in that, be welded with channel-section steel with the steel pipe post touching position on the described steel pipe main beam, the outer wall of channel-section steel is provided with slotted eye, be welded with nut in the slotted eye, and being provided with through hole in the corresponding position of steel pipe post simultaneously, bolt is fixed together steel pipe post and steel pipe crossbeam with suitable nut after passing nut and through hole again.
7. assembly type prestressing force movable rail according to claim 1 is characterized in that, described guardrail body end place is with the square tube that also is provided with 2 cross arrangements between the layer steel pipe main beam, and square tube and steel pipe main beam are fixed together by the screw rod of band nut.
8. assembly type prestressing force movable rail according to claim 1 is characterized in that, the bottom of the steel pipe post at place, described frame unit end is provided with universal wheel.
9. assembly type prestressing force movable rail according to claim 1 is characterized in that, the place, two ends of described guardrail main body is provided with the termination sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201320717U CN201241319Y (en) | 2008-08-04 | 2008-08-04 | Assembled prestress movable guard rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201320717U CN201241319Y (en) | 2008-08-04 | 2008-08-04 | Assembled prestress movable guard rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201241319Y true CN201241319Y (en) | 2009-05-20 |
Family
ID=40714614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201320717U Expired - Lifetime CN201241319Y (en) | 2008-08-04 | 2008-08-04 | Assembled prestress movable guard rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201241319Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296552A (en) * | 2011-06-09 | 2011-12-28 | 北京深华达交通工程检测有限公司 | Drum-type guardrail end safety handling device and application thereof in express way |
| CN104282112A (en) * | 2013-07-01 | 2015-01-14 | 陈欣 | Safety alarm for road isolation railing |
| CN109338950A (en) * | 2018-11-12 | 2019-02-15 | 西安汉河环保科技有限公司 | A kind of anticollision barrier construction method for highway |
| CN111042030A (en) * | 2019-12-25 | 2020-04-21 | 浙江恒则熙交通科技有限公司 | Movable guardrail |
-
2008
- 2008-08-04 CN CNU2008201320717U patent/CN201241319Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296552A (en) * | 2011-06-09 | 2011-12-28 | 北京深华达交通工程检测有限公司 | Drum-type guardrail end safety handling device and application thereof in express way |
| CN104282112A (en) * | 2013-07-01 | 2015-01-14 | 陈欣 | Safety alarm for road isolation railing |
| CN109338950A (en) * | 2018-11-12 | 2019-02-15 | 西安汉河环保科技有限公司 | A kind of anticollision barrier construction method for highway |
| CN111042030A (en) * | 2019-12-25 | 2020-04-21 | 浙江恒则熙交通科技有限公司 | Movable guardrail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090520 |
|
| CX01 | Expiry of patent term |