CN108797231A - The anti-winged device of spring and its application - Google Patents
The anti-winged device of spring and its application Download PDFInfo
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- CN108797231A CN108797231A CN201811115082.9A CN201811115082A CN108797231A CN 108797231 A CN108797231 A CN 108797231A CN 201811115082 A CN201811115082 A CN 201811115082A CN 108797231 A CN108797231 A CN 108797231A
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- spring
- installation set
- installation
- wire rope
- winged device
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- 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
- E01B9/32—Fastening on steel sleepers with clamp members
- E01B9/34—Fastening on steel sleepers with clamp members by resilient steel clips
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Springs (AREA)
Abstract
The present invention relates to the anti-winged device of spring and its applications.The anti-winged device of the spring of the present invention includes rubber matrix and the wire rope skeleton in rubber matrix；The rubber matrix includes the first installation set and the second installation set that inner ring is adapted to spring, and connects the connection strap of the first installation set and the second installation set；The wire rope skeleton includes steel wire rope, and the both ends of steel wire rope correspond respectively to the first installation set and the second installation set is rolled into O-ring in the first installation set and the second installation set, and the rest part of steel wire rope is set in connection strap.After the anti-winged device of the spring of the present invention can effectively prevent spring to be broken while splashes, has the following advantages：Can be with recycling after spring fracture, use cost is low；After installation is complete, spring surface observability is good, and railway worker is facilitated to find to occur being broken in time or the case where crackle；It is easy for installation and correlated parts need not be carried out redesign can be used to existing rail fastener system carry out upgrading.
Description
Technical field
The present invention relates to railway engineering field, more particularly to the anti-winged device of a kind of spring and its application in railway.
Background technology
Railway track is the component for supporting locomotive and keeping locomotive direction, and iron is fixed on by the force effect of withholding of spring
On the sleeper of way bed.
Contact category rigid contact of the train wheel with rail, therefore inevitable generate is shaken, and the elasticity that spring is special
Structure makes it have the impact energy for absorbing and being generated when vehicle crosses, and has the function that damping.Spring is answering in alternation repeatedly
It works under power, it bears the multiple actions such as bending, torsion, fatigue, the resonance of burn into track, abrasion, and therefore, spring will appear disconnected
The case where splitting.But no constraint portions may be caused to splash away after spring fracture, impact vehicle arrangement even pedestrian causes vehicle
Damage even jeopardize safety.
Chinese patent CN108316064A discloses a kind of anti-fracture rear construction that splashes of fastener system spring, including spring sheet
Body, anti-splashing construction are the covering package flexible protective sets on spring ontology so that flexible protective set is formed with spring ontology
Tight fit connection.The spring ontology that constraint fracture is covered by flexible protective, to prevent splashing or pop-up after the fracture of spring ontology.
But the anti-protective jacket for flying construction can not recycling after spring fracture；It is more seriously cracked very in spring
It to when being broken, because spring is coated by protective jacket, can not visually find, there are great railway security hidden danger, while also increasing
The maintenance cost of railway.Further, since spring is installed by being interference fitted, in its installation position, protective jacket can be in mistake
It is full of when being pressed into and is destroyed, leads to the weakening or forfeiture of anti-chikung energy；Moreover, because protective jacket is installed with spring ontology,
Want to be applicable in existing rail fastener system, it is necessary to do the size of spring ontology smaller than original spring, keep spring ontology cladding anti-
It can smoothly be installed after sheath, still, this measure necessarily leads to strength reduction, and therefore, which is not appropriate for for existing
Rail fastener system carries out upgrading.
Invention content
In order to overcome the above-mentioned deficiency in the presence of the prior art, the present invention provides the anti-winged devices of spring.The present invention's
After the anti-winged device of spring can effectively prevent spring to be broken while splashes, has the following advantages：It is after spring fracture
Can be with recycling, use cost is low；After installation is complete, spring surface observability is good, and railway worker is facilitated to find in time
Appearance is broken or the case where crackle；It it is easy for installation and correlated parts need not be carried out redesign can be used to existing
Rail fastener system carries out upgrading.Corresponding, the present invention also provides the bullets for having used the anti-winged device of the spring of the present invention
The anti-winged method of item and rail clip system.
For the anti-winged device of spring, the present invention the technical solution to solve the technical problem is that：The anti-winged device of spring, packet
Include rubber matrix and the wire rope skeleton in rubber matrix；The rubber matrix includes the first peace that inner ring is adapted to spring
Encapsulation and the second installation set, and connect the connection strap of the first installation set and the second installation set；The wire rope skeleton includes steel
Cord, the both ends of steel wire rope correspond respectively to the first installation set and the second installation set is rolled into O-ring set on the first installation set and the
In two installation sets, the rest part of steel wire rope is set in connection strap.
Compared with prior art, the anti-winged device of spring of the invention has following significant progress：
1) specific construction, ensures that it, with enough intensity, effectively prevent the generation of spring splash phenomena；
2) the anti-winged device of spring of the invention by the first installation set and the second installation set in use, only need to be sheathed on bullet respectively
The both ends of item are nearby, very easy to use, after spring is broken or is cracked, can easily be removed, then be used
It is gone on to new spring, realizes that resource recycling, use cost are very low；
3) when device anti-winged using the spring of the present invention, due to not being blocked in the middle part of spring, so, cracked or
When fracture, railway worker is very easy to find, and so as to replace spring in time, avoids the occurrence of safety accident or causes weight to railway
Macrolesion while safety is good, reduces the maintenance cost of railway；
4) the anti-winged device of spring and spring are two independent units, and when installing spring, the anti-winged device of spring will not be by
It destroys, good reliability, and the correlated parts of rail fastener system need not be redesigned, you can to traditional railway button
Part system carries out upgrading.
As the optimization to the anti-winged device of spring above-mentioned, the length of the steel wire rope connection strap is 10~15cm.Connection
The length of item can influence the performance of the anti-winged device of spring, and connection strap length is too short, and then spring then prevents the installation of winged device not at this time
Just, connection strap length is long, when spring is broken, still may damage rail or train, studies have shown that in the present invention,
The length of connection strap not only can guarantee and be easily installed between 10~15cm, but also can guarantee and encounter spring fracture in use
It will be splashed by connection strap after situation and partly be held, and prevent from damaging railway, train etc..
As the optimization to the anti-winged device of spring above-mentioned, the width of first installation set and the second installation set is in
Between 1.5~3cm, the thickness of first installation set and the second installation set is between 3~6mm.At this point, spring is anti-to fly dress
Set bodily form itself it is small and exquisite while it is also smaller to the shielded area of spring, and installation site is fixed, and can ensure to make for a long time
It will not be moved relative to spring with rear installation set, to ensure using effect.
As the optimization to the anti-winged device of spring above-mentioned, 3 circles are full of in first installation set and the second installation set
The line footpath of steel wire rope, steel wire rope is 2~4mm.Most important, steel wire for the intensity of the line footpath of steel wire rope winged device anti-to spring
When restricting meticulous, the tensile strength of the anti-winged device of spring is insufficient, and steel wire rope slightly then installs inconvenience excessively, studies have shown that installation at this time
The intensity of set is enough, easy for installation, and controls material cost well.
As the optimization to the anti-winged device of spring above-mentioned, the both ends of the steel wire rope, the joint of O-ring passes through
One button is fixed.It is fixed by button, it is ensured that wire rope skeleton firm stable in mold in producing injection moulding process is prevented
It is exposed the rubber exterior the case where only to there is steel wire.
As the optimization to the anti-winged device of spring above-mentioned, the material prescription of the rubber matrix includes group by weight
Point：
Grope to find through inventor, above-mentioned specific formula in the anti-winged device of spring of the present invention, rubber matrix with
The friction coefficient of spring is high, after installation is complete, the case where being less prone to sliding, and rubber matrix is relatively soft, installation set is easy set
Enter spring, installation is more convenient；In addition, at this point, the bonding strength of rubber matrix and wire rope skeleton is also higher, and be not easy old
Change, to have longer service life.
As the optimization to the anti-winged device of spring above-mentioned, the material prescription parts by weights meter of the rubber matrix further includes
Component：1~2 part of ultra-violet absorber.Experiments have shown that ultra-violet absorber is added in formula can improve the weatherability of product,
Prevent rubber from aging occurs under ultraviolet irradiation, to have longer service life.Further, the ultraviolet radiation absorption
Agent is preferably light stabilizer 744；Inventor has found that light stabilizer 744 can generate synergistic effect with the anti-aging agent in formula, can be into
One step extends the service life of rubber, increases the antioxygenic property and anti-ultraviolet property of rubber.
For the anti-winged method of spring, the anti-winged method of spring of the invention is by the anti-winged device of the spring of the aforementioned present invention
The first installation set and the second installation set be sheathed near the both ends of spring respectively.
For railway fastener system, rail clip system of the invention includes spring, track, Insulation rail distance keeper, pre-
Bury iron seat and iron chair；It further include the anti-winged device of spring of the aforementioned present invention；First installation set of the anti-winged device of the spring and
Second installation set is sheathed near the both ends of spring respectively.
Description of the drawings
Fig. 1 is the structural schematic diagram of the anti-winged device of the spring of the present invention.
Fig. 2 is the vertical view that the anti-winged device of the spring of the present invention is installed on spring, i.e. use state vertical view.
Fig. 3 is the front view of the rail clip system of the present invention.
Reference numeral：1- rubber matrixs, the first installation sets of 11-, the second installation sets of 12-, 13- connection straps；2- steel wire rope bones
Frame, 21- buttons；3- springs；4- tracks；5- Insulation rail distance keepers；6- preburied iron bases；7- iron chairs.
Specific implementation mode
Below by specific embodiment, and in conjunction with attached drawing, technical scheme of the present invention is further elaborated with.
In the present invention, if not refering in particular to, used raw material and equipment etc. are commercially available or commonly used in the art.Under
The method in embodiment is stated, is this field conventional method unless otherwise instructed.
Referring to Fig. 1 and Fig. 2, the anti-winged device of spring of the invention includes rubber matrix 1 and the steel wire in rubber matrix 1
Rope skeleton 2；The rubber matrix 1 includes the first installation set 11 and the second installation set 12 that inner ring is adapted to spring 3, and connection
The connection strap 13 of first installation set 11 and the second installation set 12；The wire rope skeleton 2 includes steel wire rope, the both ends point of steel wire rope
Not Dui Yingyu the first installation set 11 and the second installation set 12 be rolled into O-ring in the first installation set 11 and the second installation set 12,
The rest part of steel wire rope is set in connection strap 13.Referring to Fig. 3, rail clip system of the invention includes not only spring 3, track
4, Insulation rail distance keeper 5, preburied iron base 6 and iron chair 7；Compared to the prior art, rail clip system of the invention further includes this
The anti-winged device of the spring of invention；The first installation set 11 and the second installation set 12 of the anti-winged device of the spring are sheathed on spring respectively
Near 3 both ends.
Statistics discovery, fracture or crackle appear in the middle part of spring 3 substantially, therefore, by the anti-winged device of the spring of the present invention
The first installation set 11 and the second installation set 12 be sheathed on respectively spring 3 both ends nearby anti-splashing purpose can be realized.With III
(referring to Fig. 2 and Fig. 3) for type spring, two ends of spring 3 coordinate with Insulation rail distance keeper 5 and preburied iron base 6 respectively, and first
Installation set 11 and the first installation set 12 are sheathed on the (peace in the end for not influencing spring 3 near two ends of spring 3 respectively
Under the premise of dress, the closer first installation set 11 and the second installation set 12 the better at a distance from the end of spring 3, is preferably in closely
Shape), after spring 3 is broken, it is divided into two parts, i.e., the part being connect with the second installation set 12 and connects with the first installation set 11
The part connect, since there is no limit the part being connect with the second installation set 12 can splash, but the first installation set 11 connects
Part limited and will not be splashed by preburied iron base 6, therefore, the part being connect with the second installation set 12 can quilt after flying out
The anti-winged device of the spring of the present invention is held in time, to avoid damaging to railway, train, is damaged to personnel.(this hair
The anti-winged device of bright spring is not limited to use on type III spring, can also be applied to I types, II type springs.)
Embodiment 1：
In the present embodiment, connection strap length is 10.5cm, the width of the first installation set 11 and the second installation set 12 be 2cm,
Thickness is 6mm, and steel wire rope line footpath is 2.5mm.
The anti-winged device of the spring of the present embodiment is prepared according to the following steps
S1, one section of mixing：
Take 100 parts of nitrile rubber and 5 parts of 5 parts of zinc oxide, 2.5 parts of anti-aging agent, 2.5 parts of stearic acid, softening agent addition mixings
Machine, pressurization are kneaded 120-150 seconds, and temperature is 70 DEG C.40 parts of carbon black N330,10 parts of carbon black N660 are added, pressurization is kneaded and arrives
Temperature is 130-150 DEG C, and the cooling of dumping slice obtains one section of rubber compound, parks 24 hours.
S2, two-stage mixing
One section of rubber compound, 2.5 parts of accelerating agent, 3 parts of vulcanizing agent, 2 parts of ultra-violet absorber are put into mixer, low speed adds
Pressure is kneaded 100-150 seconds, and temperature is 90-110 DEG C, and the cooling of dumping slice obtains the trapezoidal glue of two-stage mixing, parks 24 hours.
S3, injection molding
The O-shaped coil for being 1.5cm around 3 circle radiuses at the both ends of steel wire rope, and fixed with button 21 in joint, steel is made
Cord skeleton 2.
Wire rope skeleton is installed in filler mold, the upper trapezoidal adhesive curing of two-stage mixing, 150 DEG C vulcanize 35 minutes, take out
After park 24 hours, obtain the anti-winged device of spring.
Embodiment 2
As different from Example 1, in the present embodiment, the dosage of each raw material component of rubber matrix is：Nitrile rubber 100
Part and 5 parts of zinc oxide, 1 part of anti-aging agent, 1 part of stearic acid, 3 parts of softening agent, 15 parts of carbon black N330,4 parts of carbon black N660, accelerating agent
1 part, 5 parts of vulcanizing agent, 1 part of ultra-violet absorber；Connection strap length is 12cm, and the width of installation set is 2.5cm, thickness 5mm,
Steel wire rope line footpath is 2.5mm.
Embodiment 3
As different from Example 1, in the present embodiment, the dosage of each raw material component of rubber matrix is：Nitrile rubber 100
Part and 5 parts of zinc oxide, 1.5 parts of anti-aging agent, 1.5 parts of stearic acid, 5 parts of softening agent, 20 parts of carbon black N330,6 parts of carbon black N660 promote
Into 1.5 parts of agent, 2 parts of vulcanizing agent, 1.5 parts of ultra-violet absorber；Connection strap length is 15cm, and the width of installation set is 2.5cm, thickness
Degree is 4mm, and steel wire rope line footpath is 3mm.
Embodiment 4
As different from Example 1, in the present embodiment, the dosage of each raw material component of rubber matrix is：Nitrile rubber 100
Part and 7 parts of zinc oxide, 2 parts of anti-aging agent, 2 parts of stearic acid, 7 parts of softening agent, 30 parts of carbon black N330,7 parts of carbon black N660, accelerating agent
2 parts, 4 parts of vulcanizing agent, 1.5 parts of ultra-violet absorber；Connection strap length is 10cm, and the width of installation set is 4cm, thickness 6mm,
Steel wire rope line footpath is 2mm.
Embodiment 5
As different from Example 1, in the present embodiment, the dosage of each raw material component of rubber matrix is：Nitrile rubber 100
Part and 1 part of zinc oxide, 0.5 part of anti-aging agent, 0.5 part of stearic acid, 1 part of softening agent, 10 parts of carbon black N330,3 parts of carbon black N660 promote
Into 0.5 part of agent, 0.5 part of vulcanizing agent, 1 part of ultra-violet absorber；Connection strap length is 10.5cm, and the width of installation set is 4cm, thickness
Degree is 3mm, and steel wire rope line footpath is 2.5mm.
Table 1
| Embodiment | Tensile strength/KN |
| Embodiment 1 | 16.76 |
| Embodiment 2 | 16.75 |
| Embodiment 3 | 16.75 |
| Embodiment 4 | 16.35 |
| Embodiment 5 | 16.57 |
Upper table 1 describes the strength test data of the anti-winged device of spring of embodiment 1-5.Rubber matrix in the present invention is not
Certain above-mentioned formula using the present invention, when using other common rubber compoundings, the stretching of the anti-winged device of spring of the invention
Intensity can also reach 14KN.Studies have shown that tensile strength possessed by the anti-winged device of the spring of the present invention copes with spring enough
The impact force generated that splashes occurs when fracture.
The general of the above-mentioned invention to involved in the application is described and be should not be construed as to the description of its specific embodiment
It is the limitation constituted to the inventive technique scheme.Those skilled in the art according to disclosure herein, can without prejudice to
Under the premise of involved invention inscape, the public technology feature in above-mentioned general description or/and embodiment is carried out
Increase, reduce or combine, forms the other technical solutions belonged within the application protection domain.
Claims (10)
1. the anti-winged device of spring, it is characterised in that：Wire rope skeleton including rubber matrix (1) and in rubber matrix (1)
(2)；The rubber matrix (1) includes the first installation set (11) and the second installation set (12) that inner ring is adapted to spring (3), and
Connect the connection strap (13) of the first installation set (11) and the second installation set (12)；The wire rope skeleton (2) includes steel wire rope, steel
The both ends of cord correspond respectively to the first installation set (11) and the second installation set (12) is rolled into O-ring and is set to the first installation set (11)
With in the second installation set (12), the rest part of steel wire rope is set in connection strap (13).
2. the anti-winged device of spring according to claim 1, it is characterised in that：The length of the connection strap (13) be 10~
15cm。
3. the anti-winged device of spring according to claim 1, it is characterised in that：First installation set (11) and the second installation
The width of set (12) is between 2~4cm；The thickness of first installation set (11) and the second installation set (12) is in 3
Between~6mm.
4. the anti-winged device of spring according to claim 1,2 or 3, it is characterised in that：First installation set (11) and
3 circle steel wire ropes are all had in two installation sets (12), the line footpath of steel wire rope is 2~4mm.
5. the anti-winged device of spring according to claim 4, it is characterised in that：The both ends of the steel wire rope, the connector of O-ring
Place, it is fixed by a button (21).
6. the anti-winged device of spring according to claim 1,2 or 3, which is characterized in that the material of the rubber matrix (1) is matched
Side includes component by weight：
7. the anti-winged device of spring according to claim 6, which is characterized in that the material prescription of the rubber matrix (1) is pressed
Weight point meter further includes component：1~2 part of ultra-violet absorber.
8. the anti-winged device of spring according to claim 7, it is characterised in that：The ultra-violet absorber is light stabilizer
744。
9. the anti-winged method of spring, it is characterised in that：It is by the first installation set (11) of the anti-winged device of the spring of claim 1 and the
Two installation sets (12) are sheathed on respectively near the both ends of spring (3).
10. rail clip system, including spring (3), track (4), Insulation rail distance keeper (5), preburied iron base (6) and iron chair (7)；
It is characterized in that：It further include the anti-winged device of spring of claim 1；The first installation set (11) of the anti-winged device of the spring and the
Two installation sets (12) are sheathed on respectively near the both ends of spring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115082.9A CN108797231B (en) | 2018-09-25 | 2018-09-25 | Spring strip anti-flying device and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115082.9A CN108797231B (en) | 2018-09-25 | 2018-09-25 | Spring strip anti-flying device and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108797231A true CN108797231A (en) | 2018-11-13 |
| CN108797231B CN108797231B (en) | 2023-06-16 |
Family
ID=64082212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811115082.9A Active CN108797231B (en) | 2018-09-25 | 2018-09-25 | Spring strip anti-flying device and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108797231B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236839A (en) * | 2018-11-20 | 2019-01-18 | 中煤新集能源股份有限公司 | The safety device that U-shaped canopy card cable bolt breaks |
| CN110306385A (en) * | 2019-06-19 | 2019-10-08 | 中铁二院工程集团有限责任公司 | A kind of spring fly-off prevention structure device for non-bolt fastener |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013029295A1 (en) * | 2011-08-26 | 2013-03-07 | 杭州大固铁路配件有限公司 | Railway-specific baffle base for elastic bar-type fastener made of modified, thermosetting, ultra-high molecular epoxy resin |
| CN203684008U (en) * | 2013-10-16 | 2014-07-02 | 安徽金星预应力工程技术有限公司 | Longitudinal-drifting-preventing elastic strip for rail fastener |
| CN108316064A (en) * | 2018-03-21 | 2018-07-24 | 中铁二院工程集团有限责任公司 | Splash construction after fastener system spring is anti-fracture |
| CN208907189U (en) * | 2018-09-25 | 2019-05-28 | 浙江三维橡胶制品股份有限公司 | The anti-winged device of spring and rail fastener system |
-
2018
- 2018-09-25 CN CN201811115082.9A patent/CN108797231B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013029295A1 (en) * | 2011-08-26 | 2013-03-07 | 杭州大固铁路配件有限公司 | Railway-specific baffle base for elastic bar-type fastener made of modified, thermosetting, ultra-high molecular epoxy resin |
| CN203684008U (en) * | 2013-10-16 | 2014-07-02 | 安徽金星预应力工程技术有限公司 | Longitudinal-drifting-preventing elastic strip for rail fastener |
| CN108316064A (en) * | 2018-03-21 | 2018-07-24 | 中铁二院工程集团有限责任公司 | Splash construction after fastener system spring is anti-fracture |
| CN208907189U (en) * | 2018-09-25 | 2019-05-28 | 浙江三维橡胶制品股份有限公司 | The anti-winged device of spring and rail fastener system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236839A (en) * | 2018-11-20 | 2019-01-18 | 中煤新集能源股份有限公司 | The safety device that U-shaped canopy card cable bolt breaks |
| CN110306385A (en) * | 2019-06-19 | 2019-10-08 | 中铁二院工程集团有限责任公司 | A kind of spring fly-off prevention structure device for non-bolt fastener |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108797231B (en) | 2023-06-16 |
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Application publication date: 20181113 Assignee: Zhejiang Shuangfeng Chemical Fiber Co.,Ltd. Assignor: Sanwei Holding Group Co.,Ltd. Contract record no.: X2023330000441 Denomination of invention: Spring bar anti flight device and its application Granted publication date: 20230616 License type: Common License Record date: 20230724 Application publication date: 20181113 Assignee: Zhejiang Sanmen County Junyu Textile Co.,Ltd. Assignor: Sanwei Holding Group Co.,Ltd. Contract record no.: X2023330000440 Denomination of invention: Spring bar anti flight device and its application Granted publication date: 20230616 License type: Common License Record date: 20230724 |
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