CN202416086U - Single-toe elastic rod with separation-prevention function - Google Patents
Single-toe elastic rod with separation-prevention function Download PDFInfo
- Publication number
- CN202416086U CN202416086U CN2012200544596U CN201220054459U CN202416086U CN 202416086 U CN202416086 U CN 202416086U CN 2012200544596 U CN2012200544596 U CN 2012200544596U CN 201220054459 U CN201220054459 U CN 201220054459U CN 202416086 U CN202416086 U CN 202416086U
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- toe
- elastic rod
- separation
- prevention
- installing hole
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Abstract
The utility model relates to a single-toe elastic rod with a separation-prevention function, belongs to the technical field of railway track equipment and is used for preventing the single-toe elastic rod from being separated due to vibration when a train runs. The technical scheme provided by the utility model is that the single-toe elastic rod with the separation-prevention function consists of a heel end, a middle toe and a toe end, wherein the length of the middle toe is greater than the length for the middle toe of the single-toe elastic rod to pass through a single-toe elastic rod mounting hole at the upper part of an embedded iron seat or an iron base plate; a separation-prevention device is arranged at the part of the middle toe, which passes through the single-toe elastic rod mounting hole; and the separation-prevention device can be of a trough and separation-prevention elastic clip plate structure or a pin hole and separation-prevention pin structure or a locknut structure or a separation-prevention bolt structure. According to the single-toe elastic rod with the separation-prevention function, the length of the middle toe is greater than the length for the middle toe of the single-toe elastic rod to pass through the single-toe elastic rod mounting hole, and the separation-prevention device arranged on the part of the middle toe, which passes through the mounting hole, can be used for effectively preventing the single-toe elastic rod from being separated when the train runs, therefore, an effective measure for ensuring the line stability of tracks is provided. The single-toe elastic rod with the separation-prevention function is suitable for various single-toe elastic rod fasteners and has the characteristics that the structure is simple, the design is reasonable, processing is easy, and disassembling and assembling are easy.
Description
Technical field
The utility model relates to single toe spring that a kind of trackage fastener uses, and belongs to the railroad track equipment technical field.
Background technology
The laying of railroad track is that sleeper is laid on foundation stone or the solid concrete roabed, again steel rail laying on sleeper or solid concrete roabed basis, and rail and sleeper or solid concrete roabed are fixed with securing member.In this fixed structure, single toe elastic bar fastener plays the important function of withholding that connects rail and sleeper or solid concrete roabed in whole track circuit.But; In real work, find; The vibrations that produced in the train operation can make rail vibrations thereupon up and down, and at this moment single toe spring is easy to generate to come off and withdraws from, because the taking off to move back and possibly cause rail clip to lose efficacy of single toe spring; Lose the stability of rail travelling crane, therefore had a strong impact on the normal safety traffic of train.Along with improving constantly of train running speed; Stability requirement for track is also improving; The single toe elastic bar fastener that uses at present is difficult to guarantee that single toe spring does not take off in train driving moves back when train shakes; Directly influenced the stable of train and gone and train safe, very be necessary to improve.
The utility model content
The utility model technical problem to be solved provide a kind of can effectively prevent single toe spring when train operation owing to the single toe spring that the anti-back function is arranged that moves back is taken off in vibrations.
The technical scheme that solves the problems of the technologies described above is:
A kind of single toe spring that the anti-back function is arranged; It is made up of heel end, middle toe, toe-end; Its improvements are; The length that the length of its middle toe is passed single toe spring installing hole on preburied iron base or iron chair top greater than single toe spring middle toe passes at middle toe on the part of single toe spring installing hole on preburied iron base or iron chair top and is provided with anti-unloading device.
Above-mentioned single toe spring that the anti-back function is arranged, said anti-unloading device are to have draw-in groove in the both sides that middle toe passes on the part of single toe spring installing hole on preburied iron base or iron chair top, are inserted with the anti-back elastic card on the draw-in groove.
Above-mentioned single toe spring that the anti-back function is arranged, said anti-unloading device are on middle toe passes the part of single toe spring installing hole on preburied iron base or iron chair top, pin-and-hole to be arranged, and are inserted with the stopping pin in the pin-and-hole, and pin-and-hole is stretched out at the two ends of stopping pin.
Above-mentioned single toe spring that the anti-back function is arranged, said anti-unloading device are on middle toe passes the circumference of part of single toe spring installing hole on preburied iron base or iron chair top, screw thread to be arranged, and are rotary with the locking nut that is complementary with it on the screw thread.
Above-mentioned single toe spring that the anti-back function is arranged, said anti-unloading device are on middle toe passes the end face of part of single toe spring installing hole on preburied iron base or iron chair top, screw to be arranged, and are rotary with the anti-back bolt in the screw, and the nut diameter of anti-back bolt is greater than the diameter of middle toe.
The usefulness of the utility model is:
The length of the middle toe of the utility model is passed the length of single toe spring installing hole on preburied iron base or iron chair top greater than single toe spring middle toe; Pass at middle toe anti-unloading device on the part of single toe spring installing hole can effectively prevent in train operation the time single toe spring take off and move back; Avoiding moving back the train derailment accident under steam that causes because of single toe spring takes off, is the effective measures that guarantee the track circuit stability.The utility model is applicable to various single toe elastic bar fasteners; Do not influence each item performance and the technical data of former single toe spring design through test; Have simple in structure, reasonable in design, be easy to processing, be easy to characteristics such as demolition installation, be the upgraded product of existing single toe spring.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the lateral view of Fig. 1;
Fig. 3 is the structural representation of the anti-back elastic card that uses of Fig. 1;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is an anti-back elastic card user mode sketch map;
Fig. 6 is the another kind of structural representation of the utility model;
Fig. 7 is the third structural representation of the utility model;
Fig. 8 is the 4th kind of structural representation of the utility model;
Fig. 9 is the 5th kind of structural representation of the utility model.
Mark is following among the figure: heel end 1, middle toe 2, toe-end 3, draw-in groove 4, anti-back elastic card 5, pin-and-hole 6, stopping pin 7, locking nut 8, anti-back bolt 9.
The specific embodiment
The utility model is used for solving existing single toe spring and is caused the problem of traffic safety hidden danger at train travelling process because of shaking to come off.The utility model middle toe that on original single toe spring basis, extended; Make the length of middle toe exceed the length of single toe spring and iron chair or preburied iron base installing hole; The part that the middle toe of single toe spring passes installing hole is provided with anti-unloading device; Anti-unloading device makes single toe spring can not withdraw from installing hole, has guaranteed to use the safety and stability of single toe elastic bar fastener track circuit.
Fig. 1,2,3,4, the 5th, a kind of structural representation of the utility model.
Show among the figure that the anti-unloading device of this structure is to have draw-in groove 4 in the both sides that middle toe 2 passes on the part of single toe spring installing hole on preburied iron base or iron chair top, is inserted with anti-back elastic card 5 on the draw-in groove 4.Anti-back elastic card 5 can adopt the square anti-back card among the figure, can also adopt circular anti-back card, and corresponding draw-in groove should be the groove around the circumference of middle toe 2.
Fig. 6 is the another kind of structural representation of the utility model.
Show among the figure; The anti-unloading device of this structure is that the part that middle toe 2 passes single toe spring installing hole on preburied iron base or iron chair top is provided with pin-and-hole 6; Be inserted with stopping pin 7 in the pin-and-hole 6, pin-and-hole 6 is stretched out at the two ends of stopping pin 7, can prevent that middle toe 2 from taking off from installing hole to move back.Stopping pin 7 can adopt the round pin nail shown in the figure, also can adopt spring pin.
Fig. 7 is the third structural representation of the utility model.
Show among the figure that this structure is on middle toe 2 passes the part circumference of single toe spring installing hole on preburied iron base or iron chair top, screw thread to be arranged, and is rotary with the locking nut 8 that is complementary with it on the screw thread, can prevent after locking nut 8 is screwed that middle toe 2 from taking off from installing hole to move back.
Fig. 8 is the 4th kind of structural representation of the utility model.
Show among the figure; This structure is on middle toe 2 passes the end face of part of single toe spring installing hole on preburied iron base or iron chair top, screw to be arranged; Be rotary with anti-back bolt 9 in the screw, the nut diameter of anti-back bolt 9 is greater than the diameter of middle toe 2, prevents that middle toe 2 from taking off from installing hole to move back.Also can adopt plain bolt, under nut, install pad additional, the diameter of pad is greater than the diameter of middle toe 2.
Fig. 9 is the 5th kind of structural representation of the utility model.
Show among the figure that this structure is the same basically with structure among Fig. 1,2, its difference is that the end of the middle toe 2 of this structure is a necking section, and draw-in groove 4 is on necking section.This structure is convenient to single toe spring product of existing necking down structure is reequiped.And Fig. 1,2 latus rectum structure is processed more easily, is the preferred embodiment of the utility model.
The anti-unloading device that the utility model adopted is not limited to top related several kinds, and every middle toe 2 that can prevent that can be arranged on the part of single toe spring installing hole that middle toe 2 passes preburied iron base or iron chair top takes off the protection domain that the anti-unloading device that moves back all should belong to the utility model from installing hole.
Claims (5)
1. single toe spring that the anti-back function is arranged; It is made up of heel end (1), middle toe (2), toe-end (3); It is characterized in that: the length that the length of its middle toe (2) is passed single toe spring installing hole on preburied iron base or iron chair top greater than single toe spring middle toe passes at middle toe (2) on the part of single toe spring installing hole on preburied iron base or iron chair top and is provided with anti-unloading device.
2. single toe spring that the anti-back function is arranged according to claim 1; It is characterized in that: said anti-unloading device is to have draw-in groove (4) in the both sides that middle toe (2) passes on the part of single toe spring installing hole on preburied iron base or iron chair top, is inserted with anti-back elastic card (5) on the draw-in groove (4).
3. single toe spring that the anti-back function is arranged according to claim 1; It is characterized in that: said anti-unloading device is on middle toe (2) passes the part of single toe spring installing hole on preburied iron base or iron chair top, pin-and-hole (6) to be arranged; Be inserted with stopping pin (7) in the pin-and-hole (6), pin-and-hole (6) is stretched out at the two ends of stopping pin (7).
4. single toe spring that the anti-back function is arranged according to claim 1; It is characterized in that: said anti-unloading device is on middle toe (2) passes the circumference of single toe spring installing hole part on preburied iron base or iron chair top, screw thread to be arranged, and is rotary with the locking nut (8) that is complementary with it on the screw thread.
5. single toe spring that the anti-back function is arranged according to claim 1; It is characterized in that: said anti-unloading device is on middle toe (2) passes the end face of single toe spring installing hole part on preburied iron base or iron chair top, screw to be arranged; Be rotary with anti-back bolt (9) in the screw, the nut diameter of anti-back bolt (9) is greater than the diameter of middle toe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200544596U CN202416086U (en) | 2012-02-20 | 2012-02-20 | Single-toe elastic rod with separation-prevention function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200544596U CN202416086U (en) | 2012-02-20 | 2012-02-20 | Single-toe elastic rod with separation-prevention function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202416086U true CN202416086U (en) | 2012-09-05 |
Family
ID=46740865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200544596U Expired - Lifetime CN202416086U (en) | 2012-02-20 | 2012-02-20 | Single-toe elastic rod with separation-prevention function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202416086U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556549A (en) * | 2013-10-16 | 2014-02-05 | 安徽金星预应力工程技术有限公司 | Fastener capable of preventing longitudinal sliding and positioning rail |
| CN106012706A (en) * | 2016-07-07 | 2016-10-12 | 江苏海迅铁路器材集团股份有限公司 | Low-resistance DUP elastic strip for fixing expressway railway track |
| CN110042702A (en) * | 2019-04-18 | 2019-07-23 | 大连铁联铁路器材制造有限公司 | A kind of elastic bar fastener with antitheft anti-self-unloading function |
-
2012
- 2012-02-20 CN CN2012200544596U patent/CN202416086U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556549A (en) * | 2013-10-16 | 2014-02-05 | 安徽金星预应力工程技术有限公司 | Fastener capable of preventing longitudinal sliding and positioning rail |
| CN103556549B (en) * | 2013-10-16 | 2016-06-08 | 安徽金星预应力工程技术有限公司 | Anti-longitudinal leap and positioning track fastener |
| CN106012706A (en) * | 2016-07-07 | 2016-10-12 | 江苏海迅铁路器材集团股份有限公司 | Low-resistance DUP elastic strip for fixing expressway railway track |
| CN110042702A (en) * | 2019-04-18 | 2019-07-23 | 大连铁联铁路器材制造有限公司 | A kind of elastic bar fastener with antitheft anti-self-unloading function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 052160, No. 118, Dongcheng District, Shijiazhuang, Hebei, Gaocheng Patentee after: HEBEI YICHEN INDUSTRIAL GROUP CO., LTD. Patentee after: Chen Chunguang Address before: 052160, No. 118, Dongcheng District, Shijiazhuang, Hebei, Gaocheng Patentee before: Hebei Yichen Industrial Group Co., Ltd. Patentee before: Chen Chunguang |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |
|
| CX01 | Expiry of patent term |