CN210600021U - Shock-absorbing structure is fixed to subway track - Google Patents
Shock-absorbing structure is fixed to subway track Download PDFInfo
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- CN210600021U CN210600021U CN201921645318.XU CN201921645318U CN210600021U CN 210600021 U CN210600021 U CN 210600021U CN 201921645318 U CN201921645318 U CN 201921645318U CN 210600021 U CN210600021 U CN 210600021U
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- sleeper
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Abstract
The utility model relates to the field of subway construction, in particular to a fixed damping structure of a subway track, which comprises a subway track body, a concrete base, a floating plate and a sleeper, wherein the subway track body is fixed on the sleeper, the top of the floating plate is provided with a placing groove, and the sleeper is arranged in the placing groove and fixed on the floating plate; the concrete base is provided with a track groove, vibration isolators are arranged on two sides of the track groove, the floating plate is arranged on the vibration isolators, each vibration isolator comprises an outer sleeve component and an inner sleeve component, each outer sleeve component comprises an outer sleeve, an upper supporting plate and a lower supporting plate, the upper supporting plate and the lower supporting plate are arranged in the outer sleeve, and an adjusting base plate is arranged between the upper supporting plate and the lower supporting plate; the inner sleeve assembly comprises an inner sleeve, a steel spring and a damping agent, wherein the steel spring and the damping agent are arranged in the inner sleeve, one end of the steel spring is fixed at the bottom of the lower supporting plate, and the other end of the steel spring is fixed at the bottom of the inner sleeve. The utility model has the advantages that it is effectual to the shock attenuation of subway track body, improve the operation comfort level.
Description
Technical Field
The utility model relates to a track traffic field, especially a shock-absorbing structure is fixed to subway track.
Background
The Subway is a form of railway transportation, and refers to an urban rail transit system mainly operated underground, namely the abbreviation of underground railway or underground railway (Subway, tube, underground); many such systems are for the environment of cooperation building to consider construction and operation cost, may turn into ground or elevated highway section in the region outside city center, and the subway all is accomplished through corresponding subway track structure, but current track structure is comparatively scarce, and the operating performance is more single, has certain weak point during the operation, and traditional track structure has reached the operation purpose, but whole relatively more fixed, and subway comes and produces comparatively obvious vibrations easily, has reduced passenger's the experience of taking, has reduced track structure's practicality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide an effectual subway track of shock attenuation fixed shock-absorbing structure.
The purpose of the utility model is realized through the following technical scheme: a subway track fixing and damping structure comprises a subway track body, a concrete base, a floating plate and a sleeper, wherein the subway track body is fixed on the sleeper;
the concrete base is provided with a track groove, vibration isolators are arranged on two sides of the track groove, the floating plate is arranged on the vibration isolators, the vibration isolators comprise outer sleeve assemblies and inner sleeve assemblies, the outer sleeve assemblies comprise outer sleeves and upper supporting plates and lower supporting plates which are arranged in the outer sleeves, and adjusting base plates are arranged between the upper supporting plates and the lower supporting plates; the inner sleeve component comprises an inner sleeve, and a steel spring and a damping agent which are arranged in the inner sleeve, wherein one end of the steel spring is fixed at the bottom of the lower supporting plate, and the other end of the steel spring is fixed at the bottom of the inner sleeve;
rubber damping belts are arranged between the two sides of the floating plate and the track grooves;
the fixing plates are mounted at two ends of the top of the sleeper through anchor bolts and fix the subway rail body on the sleeper through the steel rail buckle plates arranged on the fixing plates.
Specifically, what the sleeper bottom was provided with the protruding piece of circular arc, the top of floating plate is provided with the circular arc standing groove, and the circular arc protruding piece on the sleeper is arranged in the circular arc standing groove on the floating plate.
Specifically, rubber pads are arranged between the two sides of the sleeper in the floating plate placing groove and the floating plate.
Specifically, a rubber bottom plate is arranged between the bottom of the sleeper and the floating plate.
Specifically, connecting steel bars are uniformly distributed between the floating plate and the sleeper to fix the floating plate and the sleeper together.
Specifically, an elastic rubber pad is arranged between the steel rail buckle plate and the subway rail body.
Specifically, be provided with the semicircle groove on the rail pinch plate clamping face of subway track body both sides and fixed plate, the bottom welding of the rail pinch plate of fixed plate has a semicircle post, just the semicircle post with the semicircle groove matches.
Specifically, the arc-shaped convex blocks are provided in plurality.
Specifically, a plurality of rubber shock absorption bands are evenly arranged at intervals.
The utility model has the advantages of it is following:
1. semicircular grooves are formed in two sides of the subway rail body, and semicircular columns on steel rail buckle plates on the fixing plates are matched with the semicircular grooves during installation and are mutually clamped, so that the subway rail body is prevented from moving in the front-back direction, and a good limiting effect is achieved;
2. the arc convex blocks are arranged at the bottom of the sleeper and are matched with the arc placing grooves on the floating plate, so that the limiting and damping effects can be achieved, and a plurality of elastic balls can be placed in the arc placing grooves during specific implementation, so that the damping effect is better;
3. be provided with rubber shock attenuation area between the both sides of floating slab and the concrete base, rubber shock attenuation area is the rectangle structure, even interval sets up between floating slab and concrete base, what adopt usually among the prior art is that the supporting seat supports, the area of contact of supporting seat and floating slab and concrete base is little when adopting the supporting seat to support, cause the damage to floating slab and concrete base easily, and the shock attenuation effect is not good, and adopt rubber shock attenuation area can increase the area of contact, improve absorbing effect.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a fixing structure of the subway rail body of the utility model;
fig. 3 is a schematic side view of the subway rail body of the present invention;
fig. 4 is a schematic structural view of a fixing plate of the present invention;
in the figure: 1-rubber shock-absorbing belt, 2-rubber cushion, 3-rubber bottom plate, 4-subway rail body, 5-fixing plate, 6-sleeper, 7-arc convex block, 8-connecting steel bar, 9-connecting steel bar, 10-inner sleeve, 11-outer sleeve, 12-upper supporting plate, 13-adjusting base plate, 14-base plate, 15-steel spring, 16-lower supporting plate, 17-elastic rubber cushion, 18-semicircular groove, 19-semicircular column, 20-concrete base, 21-damping agent and 22-steel rail buckle plate.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, a subway rail fixing and damping structure comprises a subway rail body 4, a concrete base 20, a floating plate 9 and sleepers 6, wherein the subway rail body 4 is fixed on the sleepers 6, a placing groove is formed in the top of the floating plate 9, and the sleepers 6 are placed in the placing groove and fixed on the floating plate 9;
the concrete foundation 20 is provided with a track groove, vibration isolators are arranged on two sides of the track groove, the floating plate 9 is arranged on the vibration isolators, each vibration isolator comprises an outer sleeve component and an inner sleeve component, each outer sleeve component comprises an outer sleeve 11, an upper supporting plate 12 and a lower supporting plate 16, the upper supporting plate 12 and the lower supporting plate 16 are arranged in the outer sleeve 11, and an adjusting base plate 13 is arranged between the upper supporting plate 12 and the lower supporting plate 16; the inner sleeve assembly comprises an inner sleeve 10, a steel spring 15 and a damping agent 21, wherein the steel spring 15 and the damping agent 21 are arranged in the inner sleeve 10, one end of the steel spring 15 is fixed at the bottom of the lower support plate 16, and the other end of the steel spring is fixed at the bottom of the inner sleeve 10;
Further, the bottom of the sleeper 6 is provided with an arc convex block 7, the top of the floating plate 9 is provided with an arc placing groove, and the arc convex block 7 on the sleeper 6 is arranged in the arc placing groove on the floating plate 9.
Furthermore, rubber pads 2 are arranged between two sides of the sleeper 6 in the floating plate 9 placing groove and the floating plate 9.
Further, a rubber bottom plate 3 is arranged between the bottom of the sleeper 6 and the floating plate 9.
Furthermore, connecting steel bars 8 are uniformly distributed between the floating plate 9 and the sleeper 6 to fix the floating plate 9 and the sleeper 6 together.
Further, an elastic rubber pad 17 is arranged between the steel rail buckle 22 and the subway rail body 4.
Furthermore, semicircular grooves 18 are formed in the compression surfaces of the two sides of the subway rail body 4 and the steel rail buckle plates 22 of the fixing plate 5, a semicircular column 19 is welded at the bottom of the steel rail buckle plates 22 of the fixing plate 5, and the semicircular column 19 is matched with the semicircular grooves.
Further, the arc bump 7 is provided in plurality.
Further, a plurality of rubber shock absorbing belts 1 are evenly arranged at intervals.
The utility model discloses a theory of operation: the construction is carried out according to the structure of the utility model, when the subway runs, the train runs on the rail, the subway rail body 4 is fixed on the sleeper 6 through the fixing plate 5 to prevent the movement of the subway rail body 4, the two sides of the subway rail body 4 are provided with the semi-circular grooves 18, the semi-circular columns 19 on the steel rail buckle plates 22 on the fixing plates 5 are matched with the semi-circular grooves 18 during installation and are mutually clamped, the subway rail body 4 is prevented from moving in the front and back direction, a good limiting effect is achieved, meanwhile, the elastic rubber pad 17 is arranged between the steel rail buckle plate 22 and the subway rail body 4, and the elastic rubber pad 17 can play a role in buffering when the train runs on the rail and generates severe vibration, so that safety accidents caused by breakage of bolts for fixing the fixing plate 5 due to severe vibration of the fixing plate 5 caused by direct contact of the fixing plate 5 and the subway rail body 4 are avoided; the rubber pads 2 and the rubber bottom plates 3 for buffering and damping are arranged on two sides and at the bottom of the sleeper 6, so that the direct contact between the sleeper 6 and the floating plate 9 is avoided, the aging of the sleeper 6 is reduced, the stability during track operation is improved, the service life is prolonged, the arc convex blocks 7 arranged at the bottom of the sleeper 6 are matched with the arc placing grooves on the floating plate 9 for installation, the limiting and damping effects can be achieved, a plurality of elastic balls can be placed in the arc placing grooves during specific implementation, and the damping effect is better; set up the isolator between floating slab 9 and the concrete base 20, the effect through steel spring 15 is to floating slab 9 and absorbing shock, bottom floating slab 9 is provided with the mounting groove that is used for installing the isolator, be provided with backing plate 14 simultaneously between the bottom of isolator and concrete base 20, be provided with rubber damping belt 1 between the both sides of floating slab 9 and concrete base 20, rubber damping belt 1 is the rectangle structure, even interval sets up between floating slab 9 and concrete base 20, what adopt among the prior art usually is that the supporting seat supports, the area of contact of supporting seat and floating slab 9 and concrete base 20 is little when adopting the supporting seat to support, cause the damage to floating slab 9 and concrete base 20 easily, and the shock attenuation effect is not good, and adopt rubber damping belt 1 can increase the area of contact, improve absorbing effect.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (9)
1. A shock-absorbing structure is fixed to subway track which characterized in that: the subway track comprises a subway track body (4), a concrete base (20), a floating plate (9) and a sleeper (6), wherein the subway track body (4) is fixed on the sleeper (6), a placing groove is formed in the top of the floating plate (9), and the sleeper (6) is placed in the placing groove and fixed on the floating plate (9);
the concrete foundation (20) is provided with a track groove, vibration isolators are arranged on two sides of the track groove, the floating plate (9) is arranged on the vibration isolators and comprises an outer sleeve component and an inner sleeve component, the outer sleeve component comprises an outer sleeve (11), an upper supporting plate (12) and a lower supporting plate (16) which are arranged in the outer sleeve (11), and an adjusting base plate (13) is arranged between the upper supporting plate (12) and the lower supporting plate (16); the inner sleeve assembly comprises an inner sleeve (10), and a steel spring (15) and a damping agent (21) which are arranged in the inner sleeve (10), wherein one end of the steel spring (15) is fixed at the bottom of the lower supporting plate (16), and the other end of the steel spring is fixed at the bottom of the inner sleeve (10);
a rubber damping belt (1) is arranged between the two sides of the floating plate (9) and the track groove;
fixing plates (5) are installed at two ends of the top of the sleeper (6) through anchor bolts, and the subway rail body (4) is fixed on the sleeper (6) through steel rail buckle plates (22) arranged on the fixing plates (5) by the fixing plates (5).
2. A fixed shock-absorbing structure for a subway rail according to claim 1, wherein: the sleeper (6) bottom be provided with circular arc protruding block (7), the top of floating plate (9) is provided with the circular arc standing groove, and circular arc protruding block (7) on sleeper (6) are arranged in the circular arc standing groove on floating plate (9).
3. A fixed shock-absorbing structure for a subway rail according to claim 1, wherein: and rubber pads (2) are arranged between the two sides of the sleeper (6) in the placing groove of the floating plate (9) and the floating plate (9).
4. A fixed shock-absorbing structure for a subway rail according to claim 1, wherein: and a rubber bottom plate (3) is arranged between the bottom of the sleeper (6) and the floating plate (9).
5. A fixed shock-absorbing structure for a subway rail according to claim 1, wherein: and connecting steel bars (8) are uniformly distributed between the floating plate (9) and the sleeper (6) to fix the floating plate (9) and the sleeper (6) together.
6. A fixed shock-absorbing structure for a subway rail according to claim 1, wherein: an elastic rubber pad (17) is arranged between the steel rail buckle plate (22) and the subway rail body (4).
7. A fixed shock-absorbing structure for a subway rail according to claim 1, wherein: the subway rail comprises a subway rail body (4), and is characterized in that semicircular grooves (18) are formed in the compression surfaces of the two sides of the subway rail body (4) and a steel rail buckle plate (22) of a fixing plate (5), a semicircular column (19) is welded at the bottom of the steel rail buckle plate (22) of the fixing plate (5), and the semicircular column (19) is matched with the semicircular grooves.
8. A fixed shock-absorbing structure for a subway rail according to claim 2, wherein: the arc-shaped convex blocks (7) are provided in plurality.
9. A fixed shock-absorbing structure for a subway rail according to claim 1, wherein: the rubber shock absorption belts (1) are evenly arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921645318.XU CN210600021U (en) | 2019-09-29 | 2019-09-29 | Shock-absorbing structure is fixed to subway track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921645318.XU CN210600021U (en) | 2019-09-29 | 2019-09-29 | Shock-absorbing structure is fixed to subway track |
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| Publication Number | Publication Date |
|---|---|
| CN210600021U true CN210600021U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921645318.XU Active CN210600021U (en) | 2019-09-29 | 2019-09-29 | Shock-absorbing structure is fixed to subway track |
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| CN (1) | CN210600021U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764200A (en) * | 2020-07-10 | 2020-10-13 | 郑州铁路职业技术学院 | Shock attenuation formula railway rails |
| CN112921782A (en) * | 2021-01-07 | 2021-06-08 | 王爱妹 | Elevated for public rail co-construction |
| CN113201982A (en) * | 2021-04-20 | 2021-08-03 | 北京城建设计发展集团股份有限公司 | Vibration reduction method of rail transit structure |
| CN113668300A (en) * | 2021-09-03 | 2021-11-19 | 建湖金洋科技有限公司 | Backing plate for subway rail |
-
2019
- 2019-09-29 CN CN201921645318.XU patent/CN210600021U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764200A (en) * | 2020-07-10 | 2020-10-13 | 郑州铁路职业技术学院 | Shock attenuation formula railway rails |
| CN111764200B (en) * | 2020-07-10 | 2021-03-23 | 郑州铁路职业技术学院 | Shock attenuation formula railway rails |
| CN112921782A (en) * | 2021-01-07 | 2021-06-08 | 王爱妹 | Elevated for public rail co-construction |
| CN113201982A (en) * | 2021-04-20 | 2021-08-03 | 北京城建设计发展集团股份有限公司 | Vibration reduction method of rail transit structure |
| CN113668300A (en) * | 2021-09-03 | 2021-11-19 | 建湖金洋科技有限公司 | Backing plate for subway rail |
| CN113668300B (en) * | 2021-09-03 | 2023-02-14 | 建湖金洋科技有限公司 | Backing plate for subway rail |
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