CN107190589A - Lock-up type damping steel rail iron chair combining structure - Google Patents
Lock-up type damping steel rail iron chair combining structure Download PDFInfo
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- CN107190589A CN107190589A CN201710479965.7A CN201710479965A CN107190589A CN 107190589 A CN107190589 A CN 107190589A CN 201710479965 A CN201710479965 A CN 201710479965A CN 107190589 A CN107190589 A CN 107190589A
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- iron chair
- hole
- positioning
- boss
- locking
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 324
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 162
- 238000013016 damping Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 19
- 239000010959 steel Substances 0.000 title claims abstract description 19
- 241001669679 Eleotris Species 0.000 claims abstract description 33
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 21
- 230000013011 mating Effects 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 4
- 239000013536 elastomeric material Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- E01B9/68—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
Abstract
The present invention relates to a kind of lock-up type damping steel rail iron chair combining structure, including upper iron chair, resilient sleeper-bearing, lower iron chair and locking sleeve structure, resilient sleeper-bearing is clipped between iron chair and lower iron chair, locking sleeve structure is used for upper iron chair, resilient sleeper-bearing and the locking of lower iron chair, positioning nesting is set in the tube structure of lower iron chair, the tube structure of lower iron chair is fed through resilient sleeper-bearing and upper iron chair successively, and be mounted in by second boss in the first boss of upper iron chair, " C " shape space is left in the outer ring of first through hole, positioning and locking set wedging is somebody's turn to do in " C " shape space, so as to be assembled into damping steel rail iron chair combining structure.Present inventive concept is ingenious, security reliability is good, and damping effect is good, can effectively reduce the vibrations of iron chair combining structure, prevent above and below play between iron chair, in addition, the top locking of iron chair combining structure can be realized, so as to realize that its is easy for installation.
Description
Technical field
The present invention relates to rail fastening field, and in particular to the iron chair combining structure in a kind of rail fastening, especially relates to
And a kind of lock-up type damping steel rail iron chair combining structure.
Background technology
Railway traffic engineering has been widely used in the fields such as state-owned railroads passenger and freight transportation, city passenger's communications and transportation, closely
It is rapidly developed over year, especially city track traffic engineering undergoes an unusual development rapidly, including subway, light rail, tramcar etc.,
It is to improve the effective means of Urban Traffic Jam Based.But, railway traffic system is in the life, production active belt given people
While convenient, also turn into the occurring source of new noise and vibration.Especially in intensive residential area, commercial center and work
Industry area, railway traffic system has had resulted in very important vibration and noise pollution.
Especially in intensive residential area, commercial center and industrial area, railway traffic system has had resulted in very important
Vibration and noise pollution.With the increasingly raising that people are required quality of life, this vibration and noise pollution are increasingly drawn
Play the concern of the public.In addition, in the units such as high-tech manufacturing enterprise, hospital and scientific research institution, some highly sophisticated devices are to week
Enclosing the sensitivity of ambient vibration increasingly increases, and this also proposes higher requirement to setting up defences for new vibration pollution source.Therefore,
The vibration of railway traffic system and the pollution of Noise upon Environment are controlled, has become what field of environment protection was urgently studied and solved
Major issue.
In addition, during the construction and operation of railway traffic engineering, because of the complexity of integrated condition, track occurs
Error is unavoidable, if error exceeds limit value, it will operation is impacted.Need periodically to examine track and structure
Survey, find beyond the error limited, it is necessary to elimination error of adopting an effective measure in time, it is ensured that operation security.For example, with track
After being used for a long time, existing iron chair combining structure can produce vibrations, release, the problems such as stability is poor, just in case failure is produced, general
Serious safety problem can be brought to numerous passengers on train and train.
Therefore, in order to solve the above problems, propose that a kind of lock-up type damping steel rail iron chair combining structure is institute of the present invention
The problem to be studied.
The content of the invention
It is an object of the present invention to provide a kind of lock-up type damping steel rail iron chair combining structure, combined with solving existing iron chair
Structure easily produces vibrations, released, the problems such as stability is poor, noise is big.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of lock-up type damping steel rail iron chair combination knot
Structure, including upper iron chair, resilient sleeper-bearing, lower iron chair and locking sleeve structure, the upper iron chair are located at the upper of lower iron chair
Side, the resilient sleeper-bearing is clipped between iron chair and lower iron chair, and the locking sleeve structure is used for upper iron chair, cushion
Plate and the locking of lower iron chair；
The upper iron chair is to have a center line or line of symmetry in the first platy structure, the plate face of first platy structure,
First platy structure is provided with least two first through hole, and the major axis of at least two first through hole is parallel；The first through hole
For elongated hole, a first boss is provided with the hole wall of the elongated hole, the first boss is located at the longitudinal end of elongated hole, and first boss position
Lower area in elongated hole axial direction；
The resilient sleeper-bearing is the first through hole position in a liner plate being made by elastomeric material, the upper iron chair of liner plate correspondence
Put and respectively offer one second through hole；
The lower iron chair is that the first through hole position in the second platy structure, the upper iron chair of second platy structure correspondence is respectively set
There is a tube structure raised relative to lower iron chair plate face, the external diameter of the tube structure is less than the aperture of the elongated hole short axle,
The orientation of the correspondence first boss is provided with a second boss in the outer rim of the tube structure, and the second boss is located at cylinder knot
The upper area of structure axial direction；
In both outer rims of the inwall of the first through hole and the tube structure, at least one is the conical surface, works as first through hole
Inwall when being the conical surface, the bore of upper end open is more than the bore of lower ending opening, when the outer rim of tube structure is the conical surface, upper end
External diameter is less than lower end external diameter；
The locking sleeve structure is covered with a positioning nested groups into the positioning and locking set is the slow of an open loop shape by a positioning and locking
Nested structure is rushed, the orientation of the structurally corresponding first boss of the cushion collar offers one section of breach；The outer wall of the positioning and locking set
Inwall with first through hole is mating surface, when the inwall of first through hole is the conical surface, and the outer wall of the positioning and locking set is also cone
Face, the outer wall of the positioning and locking set and the outer rim of tube structure are mating surface, described when the outer rim of tube structure is the conical surface
The inwall of positioning and locking set is also the conical surface, so that positioning and locking covers the buffering nested structure to form " C " shape wedge shape；
The nested positioning is a block structure, breach during shape, size and the radian of the block structure cover with positioning and locking
Shape, size and radian match, it is described positioning nesting on open up an embedding hole；
In the assembled condition, the positioning nesting is set in the second boss of the tube structure, the cylinder of the lower iron chair
Body structure is sequentially passed through in the first through hole in the second through hole and upper iron chair in resilient sleeper-bearing, wherein, second boss is through fixed
Position nesting is mounted in the first boss of iron chair, now, during resilient sleeper-bearing is clipped in by the upper iron chair and lower iron chair
Between, " C " shape space is formed between the first through hole and tube structure, the positioning and locking set wedging should " C " shape space
In, make to form lock-out state in three-dimensional space between iron chair, resilient sleeper-bearing and lower iron chair three.
Relevant content in above-mentioned technical proposal is explained as follows：
1st, in such scheme, the bottom surface of the upper iron chair is provided with a positioning projection seat, provided with certain above the lower iron chair of correspondence
Position groove, in the assembled condition, the positioning projection seat are embedded in the detent, to realize upper iron chair and lower iron chair
Radial positioning.
2nd, in such scheme, the first through hole is located at the central area of the positioning projection seat；The corresponding cylinder knot
Structure is located at the central area of the detent.
3rd, in such scheme, the elastic insert structure is padded or rubber packing using microporous foam structural elasticity.
4th, in such scheme, when the inwall of first through hole is the conical surface, the outer wall of the positioning and locking set is also the conical surface, institute
It is also the conical surface to state the nested outer wall of positioning.
5th, in such scheme, the positioning and locking, which is put, offers screwed hole, to facilitate positioning and locking set dismounting.
6th, in such scheme, a bolt hole is offered in the tube structure, the bolt hole is slotted hole.
7th, in such scheme, the positioning projection seat is square, and corresponding detent is also square.
8th, in such scheme, first platy structure is provided with two first through hole, wherein, a first through hole is located at
The side of center line or line of symmetry, another first through hole is located at the opposite side of center line or line of symmetry, and this two first lead to
Hole misplaces in the length direction along center line or line of symmetry and arranged.
9th, in such scheme, the first through hole is slotted hole；Curved piece of the notch geometry of the positioning and locking set is right
The positioning nesting answered is an arc block structure, breach during shape, size and the radian of the arc block structure cover with positioning and locking
Shape, size and radian match, embedding hole is arranged on the circular arc of the arc block structure radially, in the assembled condition, institute
State nested covered with positioning and locking of positioning and match somebody with somebody the circular locking sleeve structure of synthesis one.
10th, in such scheme, the orientation of the correspondence first boss is convex provided with one second in the outer rim of the tube structure
Platform, the orientation of the structurally corresponding first boss of cushion collar offers one section of breach, and orientation here refers to that direction and position are equal
It is corresponding to the same.
Operation principle of the present invention is：The iron chair combining structure of the present invention, in assembling, positioning nesting is set by embedding borehole jack
In the second boss of the lower iron chair middle cylinder body structure, the tube structure of lower iron chair sequentially passes through in resilient sleeper-bearing
In first through hole in two through holes and upper iron chair, and it is positioned at by second boss in the first boss of upper iron chair, now,
Resilient sleeper-bearing is clipped in the middle by upper iron chair and lower iron chair, and leaves " C " shape space in the outer ring of the first through hole, fixed
Position locking set wedging is somebody's turn to do in " C " shape space so as to complete locking, is finally assembled to the complete iron chair combining structure.
The present invention is mounted in the first boss of upper iron chair by the second boss of lower iron chair, and passes through positioning and locking
Set is nested with positioning to be embedded in, and finally makes between iron chair, resilient sleeper-bearing and lower iron chair three the shape in three-dimensional space
Into lock-out state.Between the first through hole that locking sleeve structure is embedded in the tube structure of lower iron chair and upper iron chair, by iron
Contact between iron is separated by the locking sleeve structure of nylon, it is to avoid metal is directly contacted with metal, when weight is pressed in
During iron chair combining structure, the collision between each part of iron chair combining structure is greatly reduced, so as to serve reduction
The effect of noise.By the tight fit of upper iron chair, lower iron chair and locking sleeve structure, effectively it can prevent weight from pressing through
When, jumping between each parts in iron chair combining structure.
Because above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
1st, present inventive concept is ingenious, security reliability is good, and damping effect is good, can effectively reduce the shake of iron chair combining structure
Dynamic, reduction noise, prevent above and below jump between iron chair, in addition, the top locking of iron chair combining structure can be realized so that
Realize that its is easy for installation.
2nd, there is a through hole, as screwed hole, the screwed hole is oval in the tube structure on lower iron chair of the invention
Hole, so as to ensure gauge adjustment amount.
Brief description of the drawings
Accompanying drawing 1 is rail iron chair combining structure stereogram in the present embodiment（One）；
Accompanying drawing 2 is rail iron chair combining structure stereogram in the present embodiment（Two）；
Accompanying drawing 3 is rail iron chair combining structure side view in the present embodiment；
Accompanying drawing 4 is rail iron chair combining structure three-dimensional exploded view in the present embodiment；
Accompanying drawing 5 is the stereogram of upper iron chair in the present embodiment（One）；
Accompanying drawing 6 is the stereogram of upper iron chair in the present embodiment（Two）；
Accompanying drawing 7 is the stereogram of upper iron chair in the present embodiment（Three）；
The bottom surface structure schematic diagram of upper iron chair in the present embodiment of accompanying drawing 8；
The stereogram of resilient sleeper-bearing in the present embodiment of accompanying drawing 9；
Accompanying drawing 10 is the side view of resilient sleeper-bearing in the present embodiment；
Accompanying drawing 11 is the stereogram of lower iron chair in the present embodiment（One）；
Accompanying drawing 12 is the stereogram of lower iron chair in the present embodiment（Two）；
Accompanying drawing 13 is the stereogram of positioning and locking set in the present embodiment；
Accompanying drawing 14 be the present embodiment in position nesting stereogram.
In the figures above：1st, upper iron chair；10th, first through hole；11st, first boss；12nd, projection seat is positioned；2nd, resilient sleeper-bearing；
20th, the second through hole；21st, elastic insert structure；3rd, lower iron chair；30th, tube structure；31st, second boss；32nd, detent；4、
Positioning and locking set；40th, breach；41st, screwed hole；5th, position nested；50th, embedding hole.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment：Lock-up type damping steel rail iron chair combining structure
Referring to accompanying drawing 1-4, including upper iron chair 1, resilient sleeper-bearing 2, lower iron chair 3 and locking sleeve structure, the upper iron chair 1
Positioned at the top of lower iron chair 2, the resilient sleeper-bearing 2 is clipped between iron chair 1 and lower iron chair 3, the locking sleeve structure
For upper iron chair 1, resilient sleeper-bearing 2 and lower iron chair 3 to be locked.
Referring to accompanying drawing 5-8, wherein, the upper iron chair 1 is the first platy structure, in the present embodiment, the first platy structure
Using rectangular plate-like structure, there is a center line or line of symmetry in the plate face of first platy structure, on the first platy structure
Provided with two first through hole 10, wherein, a first through hole 10 is located at the side of center line or line of symmetry, another first through hole
10 are located at the opposite side of center line or line of symmetry, and two first through hole 10 are wrong in the length direction along center line or line of symmetry
Position arrangement；The first through hole 10 is slotted hole, and a first boss 11, the first boss 11 are provided with the hole wall of the slotted hole
Positioned at the longitudinal end of slotted hole, and first boss 11 is located at the lower area of slotted hole axial direction.
Referring to accompanying drawing 9-10, the resilient sleeper-bearing 2 is a liner plate being made by elastomeric material, the upper iron of liner plate correspondence
The position of first through hole 10 in backing plate 1 is respectively offered in one second through hole 20, the present embodiment, in the present embodiment, resilient sleeper-bearing 2
Raw material are microporous foam structural elasticity backing plate.
In both outer rims of the inwall of the first through hole 10 and the tube structure 30, at least one is the conical surface,
Can both be the conical surface, when the inwall of first through hole 10 is the conical surface, the bore of upper end open is more than the bore of lower ending opening,
When the outer rim of tube structure 30 is the conical surface, upper end external diameter is less than lower end external diameter.
Referring to accompanying drawing 11-12, the lower iron chair 3 is the second platy structure, the upper iron chair 1 of second platy structure correspondence
In the position of first through hole 10 be respectively provided with a tube structure 30 raised relative to the lower plate face of iron chair 3, the tube structure 30
The orientation that external diameter is less than the correspondence first boss 11 in the aperture of the elongated hole short axle, the outer rim of the tube structure 30 is provided with
One second boss 31, the second boss 31 is located at the upper area of the axial direction of tube structure 30.In the present embodiment, the tube structure
There is a bolt hole, the bolt hole is slotted hole in 30.
In the present embodiment, the bottom surface of the upper iron chair 1 is provided with a positioning projection seat 12, and the first through hole 10 is located at described
The central area of projection seat 12 is positioned, the front of the lower iron chair 3 of correspondence is provided with a detent 32, and the tube structure 30 is located at institute
State in the central area of detent 32, the present embodiment, the positioning projection seat 12 is square, and corresponding detent 32 is also in side
Shape.In the assembled condition, the positioning projection seat 12 is embedded in the detent 32, to realize upper iron chair 1 and lower iron pad
Plate 3 is positioned.
Referring to accompanying drawing 13-14, the locking sleeve structure is made up of positioning and locking set 4 with a positioning nested 5, the present embodiment
In, positioning and locking set 4 is made with positioning nested 5 of nylon material, and the positioning and locking set 4 is the cushion collar of an open loop shape
Structure, the orientation of the structurally corresponding first boss 11 of the cushion collar offers one section of breach 40；The outer wall of the positioning and locking set 4
Inwall with first through hole 10 is mating surface, when the inwall of first through hole 10 is the conical surface, the outer wall of the positioning and locking set 4
For the conical surface, the outer wall of the positioning and locking set 4 and the outer rim of tube structure 30 are mating surface, when the outer rim of tube structure 30 is cone
During face, the inwall of the positioning and locking set 4 is also the conical surface, so that positioning and locking set 4 forms the buffering noose of " C " shape wedge shape
Structure, the outer wall of corresponding positioning nesting 5 is also the conical surface.The positioning nesting 5 is an arc block structure, the shape of the arc block structure
Shape, size and the radian that shape, size and radian cover breach 40 in 4 with positioning and locking match, and are opened in the positioning nesting 5
If an embedding hole 50, the embedding hole 50 is arranged on the circular arc of the arc block structure radially.It is in the present embodiment, locking sleeve structure is embedding
Enter between the tube structure 30 of lower iron chair 3 and the first through hole 10 of upper iron chair 1, the contact between iron and iron is passed through into Buddhist nun
The locking sleeve structure of dragon is separated, it is to avoid metal is directly contacted with metal, when weight is pressed in iron chair combining structure, significantly
The collision between each part of iron chair combining structure is reduced, so as to serve the effect of reduction noise.
In the assembled condition, the positioning nesting 5 is set in the second boss 31 of the tube structure 30, the lower iron
The tube structure 30 of backing plate 3 is sequentially passed through in the first through hole 10 in the second through hole 20 and upper iron chair 1 in resilient sleeper-bearing 2,
Wherein, second boss 31 located nested 5 is mounted in the first boss 11 of iron chair 1, now, the upper He of iron chair 1
Resilient sleeper-bearing 2 is clipped in the middle by lower iron chair 3, and " C " shape space is formed between the first through hole 10 and tube structure 31,
The wedging of positioning and locking set 4 is somebody's turn to do in " C " shape space, is made between iron chair 1, resilient sleeper-bearing 2 and the three of lower iron chair 3 three
Lock-out state is formed in dimension solid space.
Wherein, during installation, because first through hole 10 is a slotted hole, and first boss 11 is located at first through hole
On 10 long axis direction, when the tube structure 30 in lower iron chair 3 passes through first through hole 10, first by lower iron chair 3 and upper iron pad
Long axis direction of the plate 1 along first through hole 10 staggers a bit so that the second boss 31 of positioning nesting 5 is cased with tube structure 30
It is staggered with the first boss 11 in first through hole 10, when penetrating completely in first through hole 10 etc. tube structure 30, then by upper iron
Backing plate 1 and lower iron chair 3 align so that the positioning projection seat 12 in upper iron chair 1 is seated in the detent 32 of lower iron chair 3
In, so as to realize the radial positioning of iron chair 1 and lower iron chair 3.
For above-described embodiment, the issuable change of the present invention is described as follows：
1st, in above-described embodiment, the resilient sleeper-bearing 2 uses microporous foam structural elasticity backing plate, in fact, rubber can also be used
Rubber cushion plate.
2nd, in above-described embodiment, first platy structure uses rectangular plate-like structure, and rectangular plate-like structure is optimal side
Also it is rectangular plate-like structure mostly in case, practical application, in fact, it would however also be possible to employ circular plate-like shape structure, or ellipse
Platy structure.
3rd, in above-described embodiment, provided with two first through hole 10 on the first platy structure, and two first through hole are on edge
The length direction dislocation arrangement of center line or line of symmetry, wherein setting two first through hole 10 to be optimal on the first platy structure
Scheme, in fact, three, four first through hole 10 are set, it is even more many, if major axis is parallel, and the orientation court of first boss
To consistent, also it is possible to.
4th, in above-described embodiment, in such scheme, first through hole 10 uses slotted hole, in fact, it would however also be possible to employ long
Hole, the shape after corresponding 5 insertion nested with positioning of positioning and locking set 4 will also accordingly become rectangle.
5th, in above-described embodiment, first through hole 10, in fact can also be endless using the slotted hole of shape size all same
It is exactly the same, as long as the size correspondence change of the corresponding anchor bolt being through in slotted hole is also to realize in actual applications
's.
6th, in above-described embodiment, in above-described embodiment, the positioning and locking set 4 is the buffering nested structure of an open loop shape, right
The positioning nesting 5 answered is arc block structure, in the assembled condition, and positioning and locking set 4 is combined into an annular knot with positioning nested 5
Structure, secondary scheme is preferred plan, in fact, positioning and locking set 4 can also be the rectangle of a breach, corresponding positioning nesting 5 is
The block structure of strip, now positioning and locking set 4 and block structure are combined into a straight-flanked ring.
7th, screwed hole 41 is further opened with the positioning and locking set 4, knot is combined from iron chair to facilitate the positioning and locking to cover 4
Disassembled in structure, so that upper iron chair 1, resilient sleeper-bearing 2, lower iron chair 3, positioning and locking set 4 and positioning nesting 5 are torn open
Open.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, should all be included within the scope of the present invention.
Claims (10)
1. a kind of lock-up type damping steel rail iron chair combining structure, including upper iron chair（1）, resilient sleeper-bearing（2）, lower iron chair
（3）And locking sleeve structure, the upper iron chair（1）Positioned at lower iron chair（2）Top, the resilient sleeper-bearing（2）It is clipped in
Iron chair（1）With lower iron chair（3）Between, the locking sleeve structure is used for upper iron chair（1）, resilient sleeper-bearing（2）And under
Iron chair（3）Locking；
It is characterized in that：The upper iron chair（1）For the first platy structure, there is a center in the plate face of first platy structure
Line or line of symmetry, are provided with least two first through hole on the first platy structure（10）, at least two first through hole（10）'s
Long axis direction is parallel；The first through hole（10）For elongated hole, a first boss is provided with the hole wall of the elongated hole（11）, this first
Boss（11）Positioned at the longitudinal end of elongated hole, and first boss（11）Lower area positioned at elongated hole axial direction；
The resilient sleeper-bearing（2）For a liner plate being made by elastomeric material, the upper iron chair of liner plate correspondence（1）In first
Through hole（10）Position respectively offers one second through hole（20）；
The lower iron chair（3）For the second platy structure, the upper iron chair of second platy structure correspondence（1）In first through hole
（10）Position is respectively provided with one relative to lower iron chair（3）The raised tube structure of plate face（30）, the tube structure（30）External diameter
Less than the aperture of the elongated hole short axle, the tube structure（30）Outer rim on the correspondence first boss（11）Orientation be provided with
One second boss（31）, the second boss（31）Positioned at tube structure（30）The upper area of axial direction；
The first through hole（10）Inwall and the tube structure（30）Both outer rims in, at least one is the conical surface, when
First through hole（10）Inwall when being the conical surface, the bore of upper end open is more than the bore of lower ending opening, works as tube structure（30）'s
When outer rim is the conical surface, upper end external diameter is less than lower end external diameter；
The locking sleeve structure is by a positioning and locking set（4）It is nested with a positioning（5）Composition, the positioning and locking set（4）For one
The buffering nested structure of open loop shape, the structurally corresponding first boss of the cushion collar（11）Orientation offer one section of breach（40）；Institute
State positioning and locking set（4）Outer wall and first through hole（10）Inwall be mating surface, work as first through hole（10）Inwall be the conical surface
When, the positioning and locking set（4）Outer wall also be the conical surface, the positioning and locking set（4）Outer wall and tube structure（30）It is outer
Edge is mating surface, works as tube structure（30）Outer rim be the conical surface when, the positioning and locking set（4）Inwall also be the conical surface so that
Make positioning and locking set（4）Form the buffering nested structure of " C " shape wedge shape；
The positioning is nested（5）For a block structure, shape, size and the radian of the block structure with positioning and locking set（4）
Middle breach（40）Shape, size and radian match, the positioning is nested（5）On open up an embedding hole（50）；
In the assembled condition, the positioning is nested（5）It is set in the tube structure（30）Second boss（31）On, it is described under
Iron chair（3）Tube structure（30）Sequentially pass through resilient sleeper-bearing（2）In the second through hole（20）With upper iron chair（1）In
One through hole（10）In, wherein, second boss（31）Located nesting（5）It is mounted in iron chair（1）First boss（11）On,
Now, the upper iron chair（1）With lower iron chair（3）By resilient sleeper-bearing（2）It is clipped in the middle, in the first through hole（10）And cylinder
Body structure（31）Between formed " C " shape space, the positioning and locking set（4）Wedging is somebody's turn to do in " C " shape space, makes iron chair
（1）, resilient sleeper-bearing（2）And lower iron chair（3）Lock-out state is formed between three in three-dimensional space.
2. lock-up type damping steel rail iron chair combining structure according to claim 1, it is characterised in that：The upper iron chair
（1）Bottom provided with one positioning projection seat（12）, the lower iron chair of correspondence（3）Top be provided with a detent（32）, in assembling shape
Under state, the positioning projection seat（12）It is embedded in the detent（32）In, to realize upper iron chair（1）With lower iron chair（3）
Radial positioning.
3. lock-up type damping steel rail iron chair combining structure according to claim 2, it is characterised in that：The positioning projection seat
（12）It is square, corresponding detent（32）Also it is square.
4. the lock-up type damping steel rail iron chair combining structure according to Claims 2 or 3, it is characterised in that：Described first
Through hole（10）Positioned at the positioning projection seat（12）Central area；The corresponding tube structure（30）Positioned at the detent
（32）Central area.
5. lock-up type damping steel rail iron chair combining structure according to claim 1, it is characterised in that：The elastic insert
Structure is padded or rubber packing using microporous foam structural elasticity.
6. lock-up type damping steel rail iron chair combining structure according to claim 1, it is characterised in that：Work as first through hole
（10）Inwall be the conical surface when, the positioning and locking set（4）Outer wall be also the conical surface, the positioning is nested（5）Outer wall be also
The conical surface.
7. lock-up type damping steel rail iron chair combining structure according to claim 1, it is characterised in that：The positioning and locking
Set（4）On offer screwed hole, to facilitate the positioning and locking set（4）Dismounting.
8. lock-up type damping steel rail iron chair combining structure according to claim 1, it is characterised in that：The tube structure
（30）In be provided with a bolt hole, the bolt hole be slotted hole.
9. lock-up type damping steel rail iron chair combining structure according to claim 1, it is characterised in that：First tabular
Structure is provided with two first through hole（10）, wherein, a first through hole（10）It is another positioned at the side of center line or line of symmetry
Individual first through hole（10）Positioned at center line or the opposite side of line of symmetry, and two first through hole（10）Along center line or symmetrically
The length direction dislocation arrangement of line.
10. the lock-up type damping steel rail iron chair combining structure according to claim 1 or 9, it is characterised in that：Described first
Through hole（10）For slotted hole；The positioning and locking set（4）Curved piece of notch geometry, corresponding positioning is nested（5）For an arc
Shape block structure, shape, size and the radian of the arc block structure with positioning and locking set（4）Middle breach（40）Shape, size
And radian matches, the embedding hole（50）It is arranged on the circular arc of the arc block structure radially, it is in the assembled condition, described fixed
Position is nested（5）With positioning and locking set（4）With the circular locking sleeve structure of synthesis one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017102595072 | 2017-04-20 | ||
| CN201710259507 | 2017-04-20 |
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| Publication Number | Publication Date |
|---|---|
| CN107190589A true CN107190589A (en) | 2017-09-22 |
Family
ID=59879468
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710479965.7A Pending CN107190589A (en) | 2017-04-20 | 2017-06-22 | Lock-up type damping steel rail iron chair combining structure |
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| Country | Link |
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| CN (1) | CN107190589A (en) |
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| CN110106748A (en) * | 2018-02-01 | 2019-08-09 | 东北大学 | A kind of U-shaped vibration and noise reducing pad and its installation method applied at rail joints |
| CN112681025A (en) * | 2020-12-30 | 2021-04-20 | 无锡市青山铁路器材有限公司 | Novel damping fastener |
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Application publication date: 20170922 |