CN215104309U - Aerial track girder steel track interface telescoping device - Google Patents
Aerial track girder steel track interface telescoping device Download PDFInfo
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- CN215104309U CN215104309U CN202120361583.6U CN202120361583U CN215104309U CN 215104309 U CN215104309 U CN 215104309U CN 202120361583 U CN202120361583 U CN 202120361583U CN 215104309 U CN215104309 U CN 215104309U
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- track
- steel beam
- telescoping device
- telescopic
- beam track
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Abstract
The utility model discloses an aerial track girder steel track interface telescoping device, including A part (telescoping device), B part (toper countersunk head hexagon socket head cap screw) and C part (telescoping device layer board). Wherein A two expansion joint boards are connected at girder steel track (wheel clamp plate), girder steel track (wheel clamp plate) by B part countersunk head hexagon socket head cap screw respectively, and A part telescoping device is supported by the telescoping device layer board and pays. When the length of the steel beam track (wheel pressing plate) and the steel beam track (wheel pressing plate) is changed, the part A of the telescopic device is lapped and meshed to move back and forth (in the length direction of the steel beam), so that the transverse through long gap of the steel beam track wheel pressing plate is avoided, and the travelling wheels can stably pass through.
Description
Technical Field
The utility model belongs to city air rail train bridge assembled structure and structrual installation field especially relate to an air rail steel roof beam track interface telescoping device.
Background
With the rapid development of cities, the air rail train is a new urban rail vehicle for the development of modern urban traffic in recent years, and is different from vehicles such as subways, light rails, magnetic suspension and the like. The air rail train is driven by totally-enclosed electricity, has no noise and pollution, occupies a small area, is the most environment-friendly vehicle at present, moves from ground traffic to the air, and can relieve the increasingly-growing traffic jam problem of cities on the basis of not expanding the existing highway facilities of the cities. The air rail train overcomes the defects of an overhead light rail or a riding type monorail transit system, and has a plurality of outstanding characteristics and advantages in the aspects of construction and operation.
In general, in bridge structures, spaces or gaps are designed to allow the structures to freely contract, so as to prevent damage to the structures caused by ambient climate temperature changes (expansion and contraction), which are called expansion joints in structural engineering. The expansion joint component can complete the mission of the engineering structure under the condition of ensuring the safety, such as the structure functions of traffic, water and the like. When the steel box girder or the rail at each section of the aerial rail train is installed, a telescopic gap of about 40mm can be reserved between the butt joints, and a device for meeting the length change of the steel girder and the travelling rail so as to ensure the travelling safety of the train is needed between the gaps. The utility model provides an air rail girder steel track interface telescoping device can solve orbital length variation of driving and driving safety. The aerial rail telescopic device has important practical application prospect and significance, and plays a role in promoting the development of aerial rail trains.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to prior art exists, provide an aerial track girder steel track interface telescoping device, can keep away the structure when ambient temperature changes, the length of track girder steel can become long or shorten (expend with heat and contract with cold) along with the change of temperature, and the driving track changes thereupon, and the gap between the girder steel grow thereupon or dwindle, needs a length change that satisfies girder steel and driving track this moment gap in order to ensure the train driving safety's device.
The utility model discloses a concrete technical scheme as follows:
the utility model provides an aerial track girder steel track interface telescoping device which characterized in that: the telescopic device comprises a telescopic device, a conical countersunk head hexagon socket head cap screw and a telescopic device supporting plate, wherein the telescopic device comprises two telescopic connecting plates;
one of the telescopic connection plates is fixedly connected with one steel beam track through a conical countersunk head hexagon socket head cap screw.
And the other telescopic connecting plate is tightly connected with the other steel beam track (the wheel pressure plate 4) through a conical countersunk head hexagon socket head cap screw.
Preferably, the connecting end of the telescopic device and the steel beam rail is machined to remove the 1/2 plate thickness, and is provided with a conical countersunk bolt hole, and the other end of the telescopic device is provided with a spaced through groove.
As the preferred technical scheme, two expansion connecting plates are rotated by 180 degrees and are oppositely inserted and meshed to form the same expansion connecting plate.
As the preferred technical scheme, the supporting plate of the telescopic device is connected with the steel beam track through a girth welding seam.
As an optimized technical scheme, the telescopic device is connected above the steel beam track, the telescopic device supporting plate is connected below the steel beam track through a girth welding seam, and the telescopic device is arranged above the telescopic device supporting plate.
Preferably, the steel beam track is lengthened or shortened due to temperature change, and the lap joint engagement part of the telescopic device moves back and forth relative to the length direction of the steel beam.
Has the advantages that:
the utility model discloses apply to aerial track bridge, the seamless butt joint of track, make the train driving wheel steadily pass through the track face, steady and the problem that improves the comfort level by bus when guaranteeing driving safety and train driving.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an aerial rail steel beam rail interface telescopic device according to an embodiment of the present invention;
fig. 2 is a schematic view of a telescopic device assembly of an aerial rail steel beam rail interface telescopic device in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and 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.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention will now be further described with reference to the accompanying drawings.
The utility model provides an aerial track girder steel track interface telescoping device, can keep away the structure when ambient temperature changes, the length of track girder steel can become long or shorten (expend with heat and contract with cold) along with the change of temperature, and the driving track changes thereupon, and the gap between the girder steel grow thereupon or dwindle thereupon, needs a device that satisfies the length change of girder steel and driving track at this moment in order to ensure train driving safety between the gap.
Referring to fig. 1 and 2, the device mainly includes a portion a (telescopic device), a portion B (tapered socket head cap screw 5) and a portion C (telescopic device supporting plate 6). Wherein, the part A comprises a telescopic connecting plate 1 and a telescopic connecting plate 1'; part B is a countersunk hexagon socket head cap screw; the part C is a supporting plate of the telescopic device.
Wherein, the connecting end of the A part expansion device and the steel beam track (wheel pressure plate 3) needs to be machined to remove 1/2 plate thickness, and is provided with a conical countersunk bolt hole, and the other end is provided with a spaced through groove.
Furthermore, the part A of the telescopic connecting plate 1 and the telescopic connecting plate 1' are engaged in a way that the same telescopic connecting plate rotates 180 degrees and is inserted.
The part A telescopic connection plate 1 is tightly connected with a steel beam track (a wheel pressing plate 3) through a part B conical countersunk head hexagon socket head bolt.
And the part A telescopic connecting plate 1' is tightly connected with a steel beam track (a wheel pressing plate 4) through a part B conical countersunk head hexagon socket head bolt.
Wherein, C part is telescoping device layer board 6, and the telescoping device layer board is by enclosing welded joint 7 connection girder steel track (wheel clamp plate 3) or girder steel track (wheel clamp plate 4).
The telescoping devices 1 and 1' are connected above the steel beam track (wheel pressing plate 3) or the steel beam track (wheel pressing plate 4), and the telescoping device supporting plate is connected below the steel beam track (wheel pressing plate 3) or the steel beam track (wheel pressing plate 4) through a circumferential weld. The telescoping device a is partially above the telescoping device pallet C.
The steel beam track (wheel pressing plate 3) and the steel beam track (wheel pressing plate 4) are lengthened or shortened due to temperature change, and the lapping and meshing parts of the parts 1 and 1' of the telescopic device A move back and forth (in the length direction of the steel beam).
The specific use method is as follows:
first, the C part of the telescopic device supporting plate is welded with a steel beam track (wheel pressing plate 1) or a steel beam track (wheel pressing plate 2), the A part of the telescopic device is placed on the telescopic device supporting plate, and the B part of the countersunk hexagon socket head bolt is adopted to tightly connect the telescopic device with the steel beam track (wheel pressing plate).
To sum up, the utility model relates to an aerial track girder steel track interface telescoping device to solve the middle gap between aerial track girder steel and the track butt joint, make the train driving wheel steadily pass through the track face, steady and the improvement problem of comfort level by bus when ensureing driving safety and train driving.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (6)
1. The utility model provides an aerial track girder steel track interface telescoping device which characterized in that: the telescopic device comprises a telescopic device, a conical countersunk head hexagon socket head cap screw and a telescopic device supporting plate, wherein the telescopic device comprises two telescopic connecting plates;
wherein one telescopic connecting plate is fixedly connected with one steel beam track through a conical countersunk head hexagon socket head cap screw,
and the other telescopic connecting plate is fixedly connected with the other steel beam track through a conical countersunk head hexagon socket head cap screw.
2. The aerial rail steel beam track interface telescoping device of claim 1, wherein: the connecting end of the telescopic device and the steel beam track is machined to remove the 1/2 plate thickness, and is provided with a conical countersunk bolt hole, and the other end of the telescopic device is provided with a spaced through groove.
3. The aerial rail steel beam track interface telescoping device of claim 1, wherein: the two expansion connecting plates are rotated by 180 degrees and are oppositely inserted and meshed to form the same expansion connecting plate.
4. The aerial rail steel beam track interface telescoping device of claim 1, wherein: the telescoping device supporting plate is connected with the steel beam track through a girth welding seam.
5. The aerial rail steel beam track interface telescoping device of claim 1, wherein: the telescoping device is connected in girder steel track top, and the telescoping device layer board is by enclosing welding seam connection girder steel track below, the telescoping device sets up the telescoping device layer board top.
6. The aerial rail steel beam track interface telescoping device of claim 1, wherein: the steel beam track is lengthened or shortened due to temperature change, and the lapping and engaging part of the telescopic device moves back and forth relative to the length direction of the steel beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120361583.6U CN215104309U (en) | 2021-02-07 | 2021-02-07 | Aerial track girder steel track interface telescoping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120361583.6U CN215104309U (en) | 2021-02-07 | 2021-02-07 | Aerial track girder steel track interface telescoping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215104309U true CN215104309U (en) | 2021-12-10 |
Family
ID=79335577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120361583.6U Active CN215104309U (en) | 2021-02-07 | 2021-02-07 | Aerial track girder steel track interface telescoping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215104309U (en) |
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2021
- 2021-02-07 CN CN202120361583.6U patent/CN215104309U/en active Active
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