CN114775339A - Anti-fracture elastic strip, railway fastener and fixing device - Google Patents
Anti-fracture elastic strip, railway fastener and fixing device Download PDFInfo
- Publication number
- CN114775339A CN114775339A CN202210343051.9A CN202210343051A CN114775339A CN 114775339 A CN114775339 A CN 114775339A CN 202210343051 A CN202210343051 A CN 202210343051A CN 114775339 A CN114775339 A CN 114775339A
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- CN
- China
- Prior art keywords
- elastic strip
- base plate
- fracture
- strip
- elastic
- 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.)
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Links
- 230000002968 anti-fracture Effects 0.000 title claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910052742 iron Inorganic materials 0.000 claims abstract description 22
- 241001669679 Eleotris Species 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 238000005452 bending Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/38—Indirect fastening of rails by using tie-plates or chairs; Fastening of rails on the tie-plates or in the chairs
- E01B9/44—Fastening the rail on the tie-plate
- E01B9/46—Fastening the rail on the tie-plate by clamps
- E01B9/48—Fastening the rail on the tie-plate by clamps by resilient steel clips
- E01B9/483—Fastening the rail on the tie-plate by clamps by resilient steel clips the clip being a shaped bar
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
- E01B9/04—Fastening on wooden or concrete sleepers or on masonry without clamp members
- E01B9/10—Screws or bolts for sleepers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention discloses an anti-fracture elastic strip, a railway fastener and a fixing device, aiming at solving the problems that the elastic strip needs to be bent in the processing process, the structure of the elastic strip can be influenced in the bending process, the outer side of the bent part is extended too much in the bending process, and the knot structure is damaged, so that fine cracks are generated on the elastic strip, the quality of the elastic strip is influenced, the internal structure of the elastic strip is damaged in the long-term use process, the elastic strip is fractured, the operation of a railway is influenced, and the potential safety hazard is caused; the key points of the technical scheme are as follows: the spring bar is characterized in that one end of the spring bar is arranged at the top of the insulating block, the other end of the spring bar is arranged on the iron base plate, a fixing screw is arranged in the spring bar, a gasket is arranged on the fixing screw, a fixing nut is arranged at the top of the gasket, and a hollow structure is arranged in the spring bar. The elastic strip is internally provided with the hollow structure, so that when the elastic strip is bent, the material of the bent part can move to the hollow part, and the outer wall of the elastic strip cannot be influenced.
Description
Technical Field
The invention relates to the technical field of railway fasteners, in particular to an anti-fracture elastic strip, a railway fastener and a fixing device.
Background
At present, a motor car, a high-speed train, a common train and the like in operation can not leave a track, the track needs a fastener to be fixed, the railway fastener comprises an elastic base plate, an insulating block, a baffle seat, an elastic strip, a bolt and the like, and the existing elastic strip has the following problems:
1) the elastic strip needs to be bent in the processing process, the structure of the elastic strip is affected in the bending process, the extension of the bent part is too large in the bending process, and further the structure of the knot is damaged, so that fine cracks can be generated on the elastic strip, and the quality of the elastic strip is affected;
2) can produce vibrations displacement from top to bottom when the train passes through, the elastic backing plate can receive the pressure and produce deformation, and absorbed pressure plays absorbing effect, and the bullet strip is also tightly withheld simultaneously, and the vibration that the rail lower berth was not stopped from top to bottom, in the long past, the inner structure of bullet strip is destroyed, and the bullet strip fracture appears to influence the operation of railway, cause the potential safety hazard. Therefore, there is a need for an improved structure that overcomes the above-mentioned deficiencies.
Disclosure of Invention
The invention aims to provide an anti-fracture elastic strip, a railway fastener and a fixing device, which are used for solving the problems that the elastic strip needs to be bent in the processing process, the structure of the elastic strip is influenced in the bending process, the outer side of the bent part is extended too much in the bending process, the knot structure is damaged, fine cracks are generated on the elastic strip, the quality of the elastic strip is influenced, the inner structure of the elastic strip is damaged in the long-term use process, the elastic strip is fractured, the operation of a railway is influenced, and potential safety hazards are caused.
The technical purpose of the invention is realized by the following technical scheme:
an anti-fracture elastic strip comprises a sleeper, an insulating block, an elastic base plate, an iron base plate, pre-buried sleeves, anchoring bolts, flat cushion blocks, fixing screws, fixing nuts and an elastic strip, wherein the elastic base plate is arranged on the sleeper, the iron base plate is arranged on the elastic base plate, steel rails are arranged on the iron base plate, the pre-buried sleeves are arranged at two ends of the iron base plate, the pre-buried sleeves penetrate through the iron base plate and extend to the inside of the sleeper, the flat cushion blocks are arranged at the tops of the pre-buried sleeves, the anchoring bolts are arranged on the flat cushion blocks, the iron gasket and the steel rails are connected through the insulating block,
the spring bar is characterized in that one end of the spring bar is arranged at the top of the insulating block, the other end of the spring bar is arranged on the iron base plate, a fixing screw is arranged in the spring bar, a gasket is arranged on the fixing screw, a fixing nut is arranged at the top of the gasket, and a hollow structure is formed in the spring bar.
The invention is further configured as follows: the elastic strip is made of spring steel.
The invention is further provided with: the hollow structure is cylindrical.
The invention is further provided with: the cross section of the elastic strip is circular.
The invention is further configured as follows: the hollow core structure extends along the center of the elastic strip.
The invention is further provided with: the elastic strip is hollow and can be extended at will.
The invention is further configured as follows: a railway fastener is provided with the anti-fracture elastic strip.
The invention is further provided with: a fixing device is provided with the railway fastener.
Compared with the prior art, the invention has the following beneficial effects:
the hollow structure is arranged inside the elastic strip, when the elastic strip is bent, the material of the bending part can move to the hollow part, the outer wall of the elastic strip cannot be affected, and the outer wall of the elastic strip is prevented from being cracked; in the use simultaneously, receive extruded material and return to hollow core portion and remove, can not cause structural damage to the outer wall of bullet strip, the cracked condition can not appear, can improve the life of bullet strip, need not frequent change.
Drawings
Fig. 1 is a schematic structural view of the fracture-resistant elastic strip of the present invention.
Fig. 2 is a schematic view of a railway fastener of the present invention.
Fig. 3 is a schematic structural view of a solid spring strip.
Fig. 4 is a cross-sectional view of the fracture-resistant elastic band according to the present invention.
Fig. 5 is a cross-sectional view of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained by combining the drawings and the specific embodiments.
Example 1: as shown in fig. 1 to 5, the fracture-resistant elastic strip provided by the invention comprises a sleeper 1, an insulating block 3, an elastic base plate 4, an iron base plate 5, a pre-embedded sleeve 6, an anchor bolt 7, a flat cushion block 8, a fixing screw 9, a fixing nut 10 and an elastic strip 11, wherein the elastic base plate 4 is arranged on the sleeper 1, the iron base plate 4 is arranged on the elastic base plate 4, a steel rail 12 is arranged on the iron base plate 5, the pre-embedded sleeve 6 is arranged at two ends of the iron base plate 5, the pre-embedded sleeve 6 penetrates through the iron base plate 5 and extends to the interior of the sleeper 1, the flat cushion block 8 is arranged at the top of the pre-embedded sleeve 6, the anchor bolt 7 is arranged on the flat cushion block 8, the iron gasket 5 is connected with the steel rail 12 through the insulating block 3,
the one end setting of bullet strip 11 is at the top of insulating block 3, and the other end setting of bullet strip 11 is on iron backing plate 5, be provided with set screw 9 in the bullet strip 11, set screw 9 is last to be provided with the packing ring, the top of packing ring is provided with fixation nut 10, the hollow structure has been seted up to the inside of bullet strip 11.
The invention is arranged in nearly half as follows: the elastic strip 11 is made of spring steel, has good tensile strength and fatigue strength, can prolong the service life of the elastic strip, and avoids frequent replacement.
Nearly half of the invention is set as: as shown in fig. 5, in the present embodiment, the hollow-core structure is cylindrical, and those skilled in the art can adjust the shape and size of the hollow-core structure according to actual requirements, and the present embodiment is only for illustration and should not be construed as a limitation to the present invention.
The invention is arranged in nearly half as follows: the cross section of the elastic strip 11 is circular.
The invention is arranged in nearly half as follows: the hollow core structure is distributed along the center of the spring strip 11.
The invention is further configured as follows: the elastic strip 11 is a hollow elastic strip with any extending shape.
Example 2: a railway fastener as shown in figure 2.
Example 3: a fixing device.
The principle of the invention is as follows: as shown in fig. 3, the conventional solid spring bar may damage the structure of the outer circle side during bending, generate many cracks, affect the structural strength, and easily break when receiving an external force during use, as shown in fig. 4, the hollow structure is provided inside the spring bar, the material of the bending part may move to the hollow part during bending, the outer wall of the spring bar may not be affected, the external force received during use may also be buffered and absorbed by the hollow part, thereby preventing the spring bar from breaking and prolonging the service life.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, or orientations or positional relationships that the products of the present invention are usually placed in when used, or orientations or positional relationships that are usually understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or the elements that are 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. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An anti-fracture elastic strip comprises a sleeper (1), an insulating block (3), an elastic base plate (4), an iron base plate (5), a pre-embedded sleeve (6), an anchor bolt (7), a flat cushion block (8), a fixing screw (9), a fixing nut (10) and an elastic strip (11), wherein the elastic base plate (4) is arranged on the sleeper (1), the iron base plate (4) is arranged on the elastic base plate (4), a steel rail (12) is arranged on the iron base plate (5), the pre-embedded sleeve (6) is arranged at two ends of the iron base plate (5), the pre-embedded sleeve (6) penetrates through the iron base plate (5) and extends to the inside of the sleeper (1), the flat cushion block (8) is arranged at the top of the pre-embedded sleeve (6), the anchor bolt (7) is arranged on the flat cushion block (8), the iron gasket (5) and the steel rail (12) are connected through the insulating block (3),
the iron base plate is characterized in that a hollow structure is arranged inside the elastic strip (11).
2. A fracture-resistant elastic strip according to claim 1, characterized in that said strip (11) is made of spring steel.
3. The fracture-resistant elastic strip of claim 1, wherein the hollow core structure is cylindrical.
4. A fracture-resistant elastic strip according to claim 1, characterized in that the cross section of said strip (11) is circular.
5. A fracture-resistant elastic strip according to claim 1, characterized in that said hollow core structure is distributed along the centre of the strip (11).
6. The fracture-resistant elastic strip of claim 1, wherein the elastic strip is a hollow elastic strip with any extension shape.
7. A railway fastener having the fracture-resistant elastic strip of any one of claims 1 to 5.
8. A fastening device having a railway fastener as claimed in claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210343051.9A CN114775339A (en) | 2022-04-02 | 2022-04-02 | Anti-fracture elastic strip, railway fastener and fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210343051.9A CN114775339A (en) | 2022-04-02 | 2022-04-02 | Anti-fracture elastic strip, railway fastener and fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114775339A true CN114775339A (en) | 2022-07-22 |
Family
ID=82427317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210343051.9A Pending CN114775339A (en) | 2022-04-02 | 2022-04-02 | Anti-fracture elastic strip, railway fastener and fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114775339A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1693514A2 (en) * | 2005-02-03 | 2006-08-23 | Railtech International | Fastening clip with base points perpendicular to the rail direction |
| WO2012167947A1 (en) * | 2011-06-10 | 2012-12-13 | Schwihag Ag | Rail-fastening system |
| CN108130827A (en) * | 2018-01-19 | 2018-06-08 | 北京欧得海大铁科技有限公司 | Fatigue crack-resistant ω type fastener high frequency springs |
| CN108277702A (en) * | 2018-02-06 | 2018-07-13 | 上海工程技术大学 | A kind of low stress high-damping railway fastening elastic rod |
| CN208088024U (en) * | 2018-02-27 | 2018-11-13 | 中铁工程设计咨询集团有限公司 | Small-resistant fastener component for rail traffic |
| KR20190083909A (en) * | 2018-01-05 | 2019-07-15 | (주)엘더스티앤엘 | Shoulder for high speed travelling and high elasticity rail fastening apparatus for ballast track for high speed travelling of rail vehicle with the shoulder |
| CN214033190U (en) * | 2020-10-13 | 2021-08-24 | 上海同研城铁减振技术有限公司 | Elastic fastener assembly applied to rail transit |
| CN214143068U (en) * | 2020-08-27 | 2021-09-07 | 福建郭坑铁路工务设备有限公司 | Anti-theft elastic strip |
-
2022
- 2022-04-02 CN CN202210343051.9A patent/CN114775339A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1693514A2 (en) * | 2005-02-03 | 2006-08-23 | Railtech International | Fastening clip with base points perpendicular to the rail direction |
| WO2012167947A1 (en) * | 2011-06-10 | 2012-12-13 | Schwihag Ag | Rail-fastening system |
| US20140103132A1 (en) * | 2011-06-10 | 2014-04-17 | Schwihag Ag | Rail-fastening system |
| KR20190083909A (en) * | 2018-01-05 | 2019-07-15 | (주)엘더스티앤엘 | Shoulder for high speed travelling and high elasticity rail fastening apparatus for ballast track for high speed travelling of rail vehicle with the shoulder |
| CN108130827A (en) * | 2018-01-19 | 2018-06-08 | 北京欧得海大铁科技有限公司 | Fatigue crack-resistant ω type fastener high frequency springs |
| CN108277702A (en) * | 2018-02-06 | 2018-07-13 | 上海工程技术大学 | A kind of low stress high-damping railway fastening elastic rod |
| CN208088024U (en) * | 2018-02-27 | 2018-11-13 | 中铁工程设计咨询集团有限公司 | Small-resistant fastener component for rail traffic |
| CN214143068U (en) * | 2020-08-27 | 2021-09-07 | 福建郭坑铁路工务设备有限公司 | Anti-theft elastic strip |
| CN214033190U (en) * | 2020-10-13 | 2021-08-24 | 上海同研城铁减振技术有限公司 | Elastic fastener assembly applied to rail transit |
Non-Patent Citations (2)
| Title |
|---|
| 杨吉忠;潘自立;田春香;: "弹条材质对扣件性能参数的影响分析", 高速铁路技术, no. 04, 28 August 2012 (2012-08-28) * |
| 王玉泽: "轨道工程", 31 December 2015, 湖北科学技术出版社, pages: 31 * |
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