CN112176785A - Side hanging type insulating rail fastener - Google Patents
Side hanging type insulating rail fastener Download PDFInfo
- Publication number
- CN112176785A CN112176785A CN202011038298.7A CN202011038298A CN112176785A CN 112176785 A CN112176785 A CN 112176785A CN 202011038298 A CN202011038298 A CN 202011038298A CN 112176785 A CN112176785 A CN 112176785A
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- Prior art keywords
- fastening
- base
- holes
- hung
- matched
- 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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- 241001669679 Eleotris Species 0.000 claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 229910000746 Structural steel Inorganic materials 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 229920002312 polyamide-imide Polymers 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 239000004962 Polyamide-imide Substances 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity 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
- E01B9/02—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
- E01B9/20—Fastening on wooden or concrete sleepers or on masonry without clamp members by keys
-
- 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
- E01B9/06—Railways spikes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2201/00—Fastening or restraining methods
- E01B2201/04—Fastening or restraining methods by bolting, nailing or the like
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2201/00—Fastening or restraining methods
- E01B2201/08—Fastening or restraining methods by plastic or elastic deformation of fastener
Abstract
The invention relates to a side-hung insulated steel rail fastener, and belongs to the field of railway construction. The novel sleeper beam lateral side hanging plate comprises a base, wherein a plurality of counter bores are formed in two sides of the base respectively, bow-shaped fasteners are arranged on two sides of the base respectively and are in an angle iron shape, fastening through holes are formed in the transverse parts of the base, fastening nuts are coaxially fixed on the fastening through holes, fastening bolts are matched in the fastening nuts and are matched with the counter bores after penetrating through the fastening through holes, pin columns are vertically fixed on the inner wall of the longitudinal parts of the fastening through holes and are matched with pin holes in the sleeper beam lateral side hanging plate. The fastening bolt is perpendicular to the steel sleeper surface, is not limited by an operation space during fastening, greatly shortens fastening time, improves construction efficiency, and is fixed with the rail crowded tightly through the buckle, and the crowded degree is adjustable, and the rigidity is good, guarantees insulating effect.
Description
Technical Field
The invention relates to a side-hung insulated steel rail fastener, and belongs to the field of railway construction.
Background
Railway rail fasteners are parts of the track used to connect rails to sleepers (or other types of undersized foundations), also known as intermediate connecting parts. Its function is to fix the rail to the sleeper, maintain the gauge and prevent the rail from moving longitudinally and transversely relative to the sleeper.
The existing fastener is fixed on two sides of a sleeper beam by 4 phi 16 bolts, because a gap between the sleeper beam and a concrete sleeper is only 6-8 cm, the bolts are inconvenient to penetrate and fix, and because the operation space is too small, an electric tool has no application space, the speed of fastening screws is slow, the existing fastener is constructed in a locking point, the construction is difficult to complete in the point, and the construction progress is influenced; the insulation of the original fastener is realized by the nylon shoulder, and the nylon shoulder is easy to break after being stressed, so that the connection of electricity is very easy to cause.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the invention are as follows: the utility model provides a side-hung type insulating rail fastener, fastening bolt perpendicular to steel sleeper face does not receive the operating space restriction during the fastening, shortens fastening time greatly, improves the efficiency of construction, and it is fixed to crowd the rail through the buckle, and crowded degree is adjustable, and the rigidity is good, guarantees insulating effect.
The invention relates to a side-hung insulated steel rail fastener, which comprises a base, wherein a plurality of counter bores are respectively arranged on two sides of the base, arch-shaped fasteners are respectively arranged on two sides of the base, the arch-shaped fasteners are in an angle iron shape, fastening through holes are arranged on the transverse parts of the arch-shaped fasteners, fastening nuts are coaxially fixed on the fastening through holes, fastening bolts are matched in the fastening nuts, the fastening bolts penetrate through the fastening through holes and then are matched with the counter bores, pin columns are vertically fixed on the inner walls of the longitudinal parts of the fastening bolts, and the pin columns are matched with;
the spiral spike is fixed perpendicularly on the base and is in a screw rod shape, a buckle plate is arranged on the spiral spike, a strip-shaped buckle plate through hole is formed in the buckle plate, the spiral spike is inserted into the buckle plate through hole, a compression nut is arranged on the buckle plate and matched with the spiral spike, and the inner end of the buckle plate is pressed on the rail bottom of the steel rail.
The working principle and the process are as follows:
during installation, the base is placed on the sleeper beam, the pin columns on the two arched fasteners are inserted into the pin holes in the hanging plate on the side edge of the sleeper beam, then the fastening nuts are screwed in through the fastening bolts until the fastening bolts touch the counter bores in the base, the base is firmly fixed on the sleeper beam, the two arched fasteners can prevent the base from moving left and right, and the base can be prevented from being lifted by the two pin columns. Then the nut is screwed down to press the inner end of the pinch plate on the rail bottom of the steel rail. This application adopts the fixed mode of side-hung type, the perpendicular sleeper beam face of fastening bolt, compare in traditional side fastening mode (original fastener base is integrative with bow-shaped fastener, the position at the round pin post sets up the through-hole, fastening bolt passes through-hole and scraper blade fastening connection, can only operate at the sleeper beam side like this, the operation space between sleeper beam and the concrete pillow is only 6 ~ 8cm, it is very inconvenient), the style of style is divided in this application design, not only convenient during the installation, and shift the space of operating space between sleeper beam and the concrete pillow to the sleeper beam top from the space between sleeper beam and the concrete pillow, operating space is no longer restricted, shorten fastening time greatly, it is also more convenient to operate.
The lower edge of the inner end of the pinch plate is provided with an arc-shaped notch, and the notch is matched with the rail bottom. Thus, the pinch plate is matched with the rail bottom more firmly.
The outer end of the base is vertically fixed with a vertical plate, a jacking through hole is formed in the vertical plate, a jacking nut is coaxially fixed on the jacking through hole, a jacking bolt is matched in the jacking nut, and the working end of the jacking bolt is matched with the outer end of the buckle plate. The buckling plate is inwards jacked by screwing in the jacking bolt, so that the matching degree of the buckling plate and the rail bottom can be controlled.
The number of the pins on each arch-shaped fastener is two, and the distance between the two pins is the multiple of the distance between the pin holes on the hanging plate. Thus, the bow-shaped fastener can be effectively prevented from rotating around the pin.
The upper surface of the pin column is provided with a notch, the notch does not extend to the inner end of the pin column, the length of the notch is larger than the thickness of the hanging plate, and the surface of the notch is provided with transverse row teeth. The base receives the power vertically upwards, and after the round pin post inserted the pinhole, the link plate just cooperated in the breach, and the breach just catches on the scraper blade, and row's tooth increases frictional force simultaneously, further guarantees bow-shaped fastener and sleeper beam firm connection.
A plurality of counter bores equidistance settings of every side on the base, the fastening through-hole on the bow-shaped fastener is two, and the interval of two fastening through-holes is the multiple of the counter bore interval of corresponding side, and every bow-shaped fastener passes through two fastening bolt and base fastening connection. Thus, the bow-shaped fastener can be prevented from rotating around the fastening bolt, and the firmness is improved.
The spiral screw comprises a wavy elastic sheet, wherein an elastic through hole is formed in the elastic sheet, the elastic sheet is pressed on a buckle plate, the elastic through hole in the elastic sheet is sleeved on a spiral screw, and the elastic sheet is pressed through a compression nut. The elastic sheet provides buffer for vibration and deformation of the steel rail, and avoids generating stress to damage the fastener.
And a gasket is arranged between the compression nut and the elastic sheet. The washer prevents the nut from spinning.
Two limit plates are vertically fixed on the base and respectively abut against two sides of the pinch plate. The limiting plate plays a limiting role and prevents the pinch plate from rotating and shifting.
The pinch plate is made of PAI polyamide-imide and has good insulating property and rigidity.
The lower part of the spiral spike is fixed with a limit ring. The limiting ring limits the height of the pinch plate.
Compared with the prior art, the invention has the beneficial effects that:
according to the side-hung insulated steel rail fastener, a side-hung fixing mode is adopted, the fastening bolt is perpendicular to the sleeper beam surface, compared with a traditional side-hung fastening mode, the side-hung insulated steel rail fastener is designed to be of a split type, installation is convenient, the operation space is transferred to the upper portion of the sleeper beam from a gap between the sleeper beam and a concrete sleeper, the operation space is not limited, the construction period is greatly shortened, and operation is more convenient. The front and back adjustment modulus of the pinch plate is shortened to 2.5cm, so that the fit between the fastener and the steel rail is in an optimal state. The consumption material reduces, and M16 fastening bolt and the nylon fender shoulder of former steel rail fastener all need a large amount of completions after every job site is accomplished for the consumption material, does not have the loss behind the steel rail fastener of this application, need not replenish. The fastening bolt is perpendicular to the concrete sleeper surface, is not limited by an operation space during fastening, greatly shortens the construction period, improves the construction efficiency, and is used for tightly extruding and fixing the steel rail through the buckle plate, so that the extruding degree is adjustable, the rigidity is good, and the insulation effect is ensured.
Drawings
FIG. 1 is a schematic view of an embodiment of the present invention;
FIG. 2 is an enlarged view of the fastener of the embodiment of FIG. 1;
fig. 3 is an exploded view of the embodiment shown in fig. 2.
In the figure: 1. a bolster; 2. a steel rail; 3. a fastener; 4. jacking the bolt; 5. a vertical plate; 6. jacking the nut; 7. fastening a bolt; 8. fastening a nut; 9. a screw spike; 10. a compression nut; 11. an elastic sheet; 12. buckling the plate; 13. hanging the plate; 14. a pin hole; 15. an arcuate fastener; 16. a gasket; 17. an elastic through hole; 18. a buckle plate through hole; 19. jacking the through hole; 20. a pin; 21. a base; 22. a limiting plate; 23. a limiting ring; 24. a counterbore.
Detailed Description
Embodiments of the invention are further described below with reference to the accompanying drawings:
as shown in fig. 1-3, the side-hung insulated rail fastener of the present invention includes a base 21, wherein a plurality of counter bores 24 are respectively disposed on two sides of the base 21, arcuate fasteners 15 are respectively disposed on two sides of the base 21, the arcuate fasteners 15 are in the shape of angle iron, fastening through holes are disposed on the transverse portions of the arcuate fasteners, fastening nuts 8 are coaxially fixed on the fastening through holes, fastening bolts 7 are fitted in the fastening nuts 8, the fastening bolts 7 are fitted with the counter bores 24 after penetrating through the fastening through holes, pin columns 20 are vertically fixed on the inner walls of the longitudinal portions of the arcuate fasteners, and the pin columns 20 are fitted with pin holes 14 on side hanging plates 13 of a sleeper beam 1;
perpendicular fixed spiral spike 9 on the base 21, spiral spike 9 are the screw rod form, set up buckle 12 on the spiral spike 9, set up the buckle through-hole 18 of bar on the buckle 12, spiral spike 9 inserts buckle through-hole 18, sets up gland nut 10 on the buckle 12, and gland nut 10 cooperates on spiral spike 9, and the end is pressed on the rail bottom of rail 2 in buckle 12.
The working principle and the process are as follows:
during installation, the base 21 is placed on the sleeper beam 1, the pins 20 on the two arched fasteners 15 are inserted into the pin holes 14 on the side hanging plates 13 of the sleeper beam 1, then the fastening bolts 7 are screwed into the fastening nuts 8 until the fastening bolts 7 touch the counter bores 24 on the base 21, the base 21 is firmly fixed on the sleeper beam 1, the two arched fasteners 15 can prevent the base 21 from moving left and right, and the two pins 20 can prevent the base 21 from being lifted. Then the nut is screwed down to press the inner end of the pinch plate 12 on the rail bottom of the steel rail 2. This application adopts the fixed mode of side-hung type, 1 face of the perpendicular sleeper beam of fastening bolt 7, compare in traditional side fastening mode (3 bases 21 of original fastener and bow-shaped fastener 15 are integrative, the position at round pin post 20 sets up the through-hole, fastening bolt 7 passes through the through-hole and scraper blade fastening connection, can only operate at sleeper beam 1 side like this, the operation space between sleeper beam 1 and the concrete pillow only has 6 ~ 8cm, it is very inconvenient, this application designs into the style of style, it is convenient when not only installing, and shift the space of operating space between sleeper beam 1 and the concrete pillow to sleeper beam 1 top, operating space is no longer restricted, shorten construction period greatly, it is also more convenient to operate.
The lower edge of the inner end of the pinch plate 12 is provided with an arc-shaped notch, and the notch is matched with the rail bottom. So that the pinch plate 12 is matched with the rail bottom more firmly.
The outer end of the base 21 is vertically fixed with a vertical plate 5, the vertical plate 5 is provided with a jacking through hole 19, a jacking nut 6 is coaxially fixed on the jacking through hole 19, a jacking bolt 4 is matched in the jacking nut 6, and the working end of the jacking bolt 4 is matched with the outer end of the pinch plate 12. The buckling plate 12 is jacked inwards by screwing the jacking bolt 4, and the matching degree of the buckling plate 12 and the rail bottom can be controlled.
The number of the pins 20 on each arch-shaped fastener 15 is two, and the distance between the two pins 20 is multiple of the distance between the pin holes 14 on the hanging plate 13. This effectively prevents the arcuate fastener 15 from rotating about the pin 20.
The upper surface of the pin column 20 is provided with a notch which does not extend to the inner end of the pin column 20, the length of the notch is larger than the thickness of the hanging plate 13, and the surface of the notch is provided with a transverse row of teeth. The force borne by the base 21 is vertical and upward, after the pin columns 20 are inserted into the pin holes 14, the hanging plates 13 are matched in the notches, the scrapers are hooked by the notches, meanwhile, friction force is increased by the rows of teeth, and the bow-shaped fasteners 15 are further guaranteed to be firmly connected with the sleeper beams 1.
The counterbores 24 on each side of the base 21 are arranged at equal intervals, the number of the fastening through holes on the arch-shaped fastening pieces 15 is two, the distance between the two fastening through holes is multiple of the distance between the counterbores 24 on the corresponding side, and each arch-shaped fastening piece 15 is fixedly connected with the base 21 through the two fastening bolts 7. This prevents the bow fastener 15 from rotating around the fastening bolt 7, and improves the fastening.
The elastic piece 11 is provided with an elastic through hole 17, the elastic piece 11 is pressed on the pinch plate 12, the elastic through hole 17 on the elastic piece 11 is sleeved on the spiral spike 9, and the elastic piece 11 is pressed through the compression nut 10. The elastic piece 11 provides a buffer for the vibration and deformation of the rail 2, and avoids the generation of stress to damage the fastener 3.
A washer 16 is provided between the compression nut 10 and the elastic piece 11. Washer 16 prevents the nut from spinning.
Two limit plates 22 are vertically fixed on the base 21, and the two limit plates 22 respectively abut against two sides of the buckle plate 12. The limiting plate 22 has a limiting function and prevents the pinch plate 12 from rotating and shifting.
The pinch plate 12 is made of PAI polyamide-imide and has good insulating property and rigidity.
The lower part of the screw spike 9 is fixed with a limit ring 23. The limiting ring 23 limits the height of the pinch plate 12.
These and other changes can be made to the present apparatus with reference to the above detailed description. While the above detailed description describes certain embodiments of the invention and describes the best mode contemplated, no matter how detailed the above appears in text, the system can be practiced in many ways. The details of the local-based support device, although considerable variation in its implementation details is possible, are nevertheless contained within the device disclosed herein. As noted above, particular technical terms used in describing particular features or aspects of the present apparatus do not imply that the terms are redefined herein to be restricted to specific characteristics, features, or aspects of the system with which the terms are associated. In general, the terms used in the following claims should not be construed to limit the system to the specific embodiments disclosed in the specification, unless the above detailed description section explicitly defines such terms. Accordingly, the actual scope of the system encompasses not only the disclosed embodiments, but also all equivalent ways of practicing or implementing the apparatus covered by the claims.
Claims (10)
1. The utility model provides a side-hung insulating rail fastener which characterized in that: the sleeper beam fastening device comprises a base (21), wherein a plurality of counter bores (24) are respectively arranged on two sides of the base (21), arch-shaped fastening pieces (15) are respectively arranged on two sides of the base (21), the arch-shaped fastening pieces (15) are in an angle iron shape, fastening through holes are formed in the transverse parts of the arch-shaped fastening pieces, fastening nuts (8) are coaxially fixed on the fastening through holes, fastening bolts (7) are matched in the fastening nuts (8), the fastening bolts (7) penetrate through the fastening through holes and then are matched with the counter bores (24), pin columns (20) are vertically fixed on the inner walls of the longitudinal parts of the arch-shaped fastening through holes, and the pin columns (20) are matched with pin holes (14);
the spiral spike (9) is vertically fixed on the base (21), the spiral spike (9) is in a screw rod shape, the buckle plate (12) is arranged on the spiral spike (9), the buckle plate through hole (18) in a strip shape is arranged on the buckle plate (12), the spiral spike (9) is inserted into the buckle plate through hole (18), the buckle plate (12) is provided with the compression nut (10), the compression nut (10) is matched on the spiral spike (9), and the inner end of the buckle plate (12) is pressed on the rail bottom of the steel rail (2).
2. The side-hung insulated rail fastener according to claim 1, wherein: the base (21) is placed on the sleeper beam (1), the pins (20) on the two arched fasteners (15) are inserted into the pin holes (14) in the side hanging plates (13) of the sleeper beam (1), then the fastening nuts (8) are screwed in through the fastening bolts (7) until the fastening bolts (7) touch the counter bores (24) in the base (21), the base (21) is firmly fixed on the sleeper beam (1), the two arched fasteners (15) prevent the base (21) from moving left and right, the two pins (20) prevent the base (21) from being lifted, then the nuts are screwed, and the inner ends of the buckle plates (12) are tightly pressed on the rail bottoms of the steel rails (2).
3. The side-hung insulated rail fastener according to claim 1, wherein: the lower edge of the inner end of the pinch plate (12) is provided with an arc-shaped notch, and the notch is matched with the rail bottom.
4. The side-hung insulated rail fastener according to claim 1, wherein: the outer end of the base (21) is vertically fixed with the vertical plate (5), the vertical plate (5) is provided with a jacking through hole (19), a jacking nut (6) is coaxially fixed on the jacking through hole (19), the jacking nut (6) is internally matched with the jacking bolt (4), and the working end of the jacking bolt (4) is matched with the outer end of the buckle plate (12).
5. The side-hung insulated rail fastener according to claim 1, wherein: the number of the pins (20) on each arch-shaped fastener (15) is two, and the distance between the two pins (20) is multiple of the distance between the pin holes (14) on the hanging plate (13).
6. The side-hung insulated rail fastener according to claim 1, wherein: the upper surface of the pin column (20) is provided with a notch, the notch does not extend to the inner end of the pin column (20), the length of the notch is greater than the thickness of the hanging plate (13), and the surface of the notch is provided with transverse row teeth.
7. The side-hung insulated rail fastener according to claim 1, wherein: a plurality of counter bores (24) on each side of the base (21) are arranged at equal intervals, the number of the fastening through holes on the arched fastening pieces (15) is two, the distance between the two fastening through holes is multiple of the distance between the counter bores (24) on the corresponding side, and each arched fastening piece (15) is fixedly connected with the base (21) through two fastening bolts (7).
8. The side-hung insulated rail fastener according to claim 1, wherein: the elastic piece pressing device comprises a wavy elastic piece (11), an elastic through hole (17) is formed in the elastic piece (11), the elastic piece (11) is pressed on a buckle plate (12), the elastic through hole (17) in the elastic piece (11) is sleeved on a spiral spike (9), and the elastic piece (11) is pressed through a compression nut (10).
9. The side-hung insulated rail fastener according to claim 1, wherein: a gasket (16) is arranged between the compression nut (10) and the elastic sheet (11).
10. The side-hung insulated rail fastener according to claim 1, wherein: two limit plates (22) are vertically fixed on the base (21), and the two limit plates (22) respectively abut against two sides of the buckle plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011038298.7A CN112176785A (en) | 2020-09-28 | 2020-09-28 | Side hanging type insulating rail fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011038298.7A CN112176785A (en) | 2020-09-28 | 2020-09-28 | Side hanging type insulating rail fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112176785A true CN112176785A (en) | 2021-01-05 |
Family
ID=73944442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011038298.7A Pending CN112176785A (en) | 2020-09-28 | 2020-09-28 | Side hanging type insulating rail fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112176785A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB801912A (en) * | 1955-12-13 | 1958-09-24 | Sonneville Roger P | Improvements in and relating to rail fixing and supporting devices ensuring insulation of the rail |
| US4150791A (en) * | 1977-01-31 | 1979-04-24 | Quigley Richard J | Rail fastener |
| CN2334790Y (en) * | 1998-07-17 | 1999-08-25 | 朱予淮 | Elestic height adjustable fastener |
| RU94578U1 (en) * | 2009-12-24 | 2010-05-27 | Открытое Акционерное Общество "Российские Железные Дороги" | INTERMEDIATE RAIL BOND |
| CN203890818U (en) * | 2014-04-25 | 2014-10-22 | 宁波曙翔新材料股份有限公司 | Railroad sleeper fixing fastener |
| CN104313951A (en) * | 2014-10-13 | 2015-01-28 | 济南铁路局淄博工务段 | Beam fastener |
| CN204343153U (en) * | 2014-12-16 | 2015-05-20 | 房士杰 | Multiplex sequential production just girder construction |
| CN105887658A (en) * | 2014-12-16 | 2016-08-24 | 房士杰 | Multi-purpose continuous construction temporary beam structure and construction method thereof |
| CN106087610A (en) * | 2016-08-02 | 2016-11-09 | 芜湖中铁科吉富轨道有限公司 | A kind of tramcar tongue flange of rail lateral support structure |
| RU2624765C1 (en) * | 2016-02-02 | 2017-07-06 | Виктор Акимович Воронов | Rail fastening |
| CN110158373A (en) * | 2019-06-06 | 2019-08-23 | 武汉坤能轨道系统技术有限公司 | A kind of fastener system suitable for administrative region of a city railway |
| CN110219250A (en) * | 2019-07-03 | 2019-09-10 | 房明贤 | The continuous combined overhead beam of multilayer |
| CN213708989U (en) * | 2020-09-28 | 2021-07-16 | 房明贤 | Side hanging type insulating rail fastener |
-
2020
- 2020-09-28 CN CN202011038298.7A patent/CN112176785A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB801912A (en) * | 1955-12-13 | 1958-09-24 | Sonneville Roger P | Improvements in and relating to rail fixing and supporting devices ensuring insulation of the rail |
| US4150791A (en) * | 1977-01-31 | 1979-04-24 | Quigley Richard J | Rail fastener |
| CN2334790Y (en) * | 1998-07-17 | 1999-08-25 | 朱予淮 | Elestic height adjustable fastener |
| RU94578U1 (en) * | 2009-12-24 | 2010-05-27 | Открытое Акционерное Общество "Российские Железные Дороги" | INTERMEDIATE RAIL BOND |
| CN203890818U (en) * | 2014-04-25 | 2014-10-22 | 宁波曙翔新材料股份有限公司 | Railroad sleeper fixing fastener |
| CN104313951A (en) * | 2014-10-13 | 2015-01-28 | 济南铁路局淄博工务段 | Beam fastener |
| CN204343153U (en) * | 2014-12-16 | 2015-05-20 | 房士杰 | Multiplex sequential production just girder construction |
| CN105887658A (en) * | 2014-12-16 | 2016-08-24 | 房士杰 | Multi-purpose continuous construction temporary beam structure and construction method thereof |
| RU2624765C1 (en) * | 2016-02-02 | 2017-07-06 | Виктор Акимович Воронов | Rail fastening |
| CN106087610A (en) * | 2016-08-02 | 2016-11-09 | 芜湖中铁科吉富轨道有限公司 | A kind of tramcar tongue flange of rail lateral support structure |
| CN110158373A (en) * | 2019-06-06 | 2019-08-23 | 武汉坤能轨道系统技术有限公司 | A kind of fastener system suitable for administrative region of a city railway |
| CN110219250A (en) * | 2019-07-03 | 2019-09-10 | 房明贤 | The continuous combined overhead beam of multilayer |
| CN213708989U (en) * | 2020-09-28 | 2021-07-16 | 房明贤 | Side hanging type insulating rail fastener |
Non-Patent Citations (1)
| Title |
|---|
| 殷志缙: "法国高速线路轨道新扣件――纳布勒(Nabla)扣件", 铁道建筑, no. 08, 20 August 1981 (1981-08-20), pages 1 - 3 * |
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