CN208604418U - A kind of pre-buried fixed seat structure for the installation of minor radius rails - Google Patents
A kind of pre-buried fixed seat structure for the installation of minor radius rails Download PDFInfo
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- CN208604418U CN208604418U CN201821175528.2U CN201821175528U CN208604418U CN 208604418 U CN208604418 U CN 208604418U CN 201821175528 U CN201821175528 U CN 201821175528U CN 208604418 U CN208604418 U CN 208604418U
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- pedestal
- rail
- flat part
- sleeper
- buried
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Abstract
The utility model discloses a kind of pre-buried fixed seat structures for the installation of minor radius rails, including the rail being installed on sleeper support rail face along the longitudinal direction, it is located at left and right sides of rail on sleeper support rail face and is correspondingly provided with pre-buried fixing seat, pre-buried fixing seat includes the body of rod being embedded in sleeper and the pedestal outside sleeper, and the mounting hole of front-rear direction arrangement is correspondingly provided on the pedestal；The body of rod includes the flat part of downside and the diffuser for connecting flat part and pedestal, flat part is sequentially connected and is formed by insertion section, arc interconnecting piece, laterally protruding portion and docking section from bottom to up, diffuser includes two in the symmetrically arranged connecting plate of front-rear direction, the lower end of two connecting plates, which is mutually drawn close, to be shunk and is smoothly connected with the docking section of flat part, and the arc-shaped flaring in the upper end of two connecting plates is mutually separated outward and is fixedly connected with pedestal.The pre-buried fixed seat structure of the utility model realizes it and is combined with the close connection of sleeper, and then ensure that the basic fixed function to rail.
Description
Technical field
The utility model relates to railway engineering technology fields, and in particular to a kind of for the pre- of minor radius rails installation
Bury fixed seat structure.
Background technique
Currently, railway transportation worldwide rapidly develops, a kind of basic portion of the fastener as railway rail system
Part plays the role of fixed rail, adjustment gauge, while providing buffer function for rail system, improves the comfort level of train.Iron
Route road fastener dosage is larger, and later maintenance cost is high, and therefore, structure is simple, intensity is high, reduces later maintenance cost always
It is the developing direction of fastener.
In the construction of railway, connected using minor radius circular curve also more.And track with small-radius curve radius of curvature is small, column
Huge interaction force is generated when vehicle is passed through in a manner of compulsory inscribing, between wheel track, and track geometry status is caused to be difficult to keep steady
Fixed, easily generation track component such as is seriously worn at many diseases, especially especially shows that curve foreign stock rail is super because of side wear
It limits and frequent repair, considerably increases the maintenance cost of route.To reinforce track with small-radius curve structural strength, slow down rail side
Mill, the service life of advancing the track improve train passage security reliability, will be adjusted in rail work progress, existing
Some fasteners are no longer satisfied construction requirement.Pre-buried fixing seat is a kind of fastener assemblies, plays and fixes to the basis of rail, and
Existing pre-buried fixing seat has been unable to meet the demand for development of minor radius rails installation.
Utility model content
The utility model provides a kind of for the installation of minor radius rails to solve shortcoming in the prior art
Pre-buried fixed seat structure, realize its close connection with sleeper and combined, and then ensure that the basic fixed function to rail.
In order to solve the above technical problems, the utility model adopts the following technical solution: one kind being used for minor radius rails
The pre-buried fixed seat structure of installation, including the rail being installed on sleeper support rail face along the longitudinal direction, sleeper support rail is located on face
Pre-buried fixing seat is correspondingly provided at left and right sides of rail, the pre-buried fixing seat includes the body of rod being embedded in sleeper and is located at
Pedestal outside sleeper is correspondingly provided with the mounting hole of front-rear direction arrangement on the pedestal；
The body of rod include downside flat part and connect flat part and pedestal diffuser, flat part from bottom to up by
Insertion section, arc interconnecting piece, laterally protruding portion and docking section are sequentially connected composition, and insertion section is downward projection of arc convex,
The flat part is protruded in laterally protruding portion laterally outward, and arc interconnecting piece is smoothly connected the insertion section and laterally protruding portion, and
The left and right opposite sides of arc interconnecting piece is set as concave arc structure；
Diffuser include two in the symmetrically arranged connecting plate of front-rear direction, the lower end of two connecting plates mutually draw close contraction and with it is flat
The docking section of flat section is smoothly connected, and the arc-shaped flaring in the upper end of two connecting plates is mutually separated outward and is fixedly connected with pedestal；Two connect
Stiffening plate is connected between plate.
The stiffening plate is equipped with loss of weight fabrication hole.
The midline of the body of rod front and rear sides is opposite to be equipped with the spine extended along body of rod length direction.
The body of rod and pedestal are an integral molding structure.
The location dimples that retaining protrusion matches on same e type spring are equipped on the upside of the pre-buried fixing seat.
The beneficial effects of the utility model are:
The structure design of the middle body of rod of the utility model makes closer in conjunction with its connection with sleeper, guarantees it to pedestal
Support and fixed effect, and then guarantee pre-buried fixing seat to the basic fixed function of rail；Front and back are correspondingly provided on its pedestal
To the mounting hole of arrangement, mounting hole facilitates the integral installation of fastener for the spring in fastener for installing component.
And the midline of body of rod front and rear sides is opposite to be equipped with the spine extended along body of rod length direction, to enhance body of rod sheet
The structural strength of body.
Detailed description of the invention
Fig. 1 is the assembling top view of elastic bar fastener in embodiment one；
Fig. 2 is A-A diagrammatic cross-section in Fig. 1；
Fig. 3 is the top view of gauge block in Fig. 1；
Fig. 4 is B-B diagrammatic cross-section in Fig. 3；
Fig. 5 is the right view of Fig. 3；
Fig. 6 is the top view of railway rail pad in Fig. 1；
Fig. 7 is C-C partial cutaway view in Fig. 6；
Fig. 8 is the main view of pre-buried fixing seat in Fig. 1；
Fig. 9 is D-D diagrammatic cross-section in Fig. 8；
Figure 10 is E-E diagrammatic cross-section in Fig. 8；
Figure 11 is the right view of Fig. 8；
Figure 12 is F-F diagrammatic cross-section in Figure 11；
Figure 13 is the left view of Fig. 8；
Figure 14 is the assembling schematic diagram of elastic bar fastener in embodiment two；
Figure 15 is the enlarged drawing in Figure 14 at G.
Specific embodiment
It elaborates below in conjunction with attached drawing to specific embodiment of the present utility model.
Embodiment one:
As shown in figure 1 to figure 13, a kind of pre-buried fixing seat knot for the installation of minor radius rails of the utility model
Structure, including the rail 5 being installed on sleeper support rail face along the longitudinal direction, the left and right sides on sleeper support rail face positioned at rail 5 is right
Pre-buried fixing seat 1 should be equipped with.Pre-buried fixing seat 1 includes the body of rod being embedded in sleeper and the pedestal 11 outside sleeper, is somebody's turn to do
The mounting hole 12 of front-rear direction arrangement is correspondingly provided on pedestal 11, the mounting portion of e type spring 3 and the mounting hole 12 are mating.
The body of rod 19 includes the flat part of downside and the diffuser for connecting flat part and pedestal, and flat part is from bottom to up
It is sequentially connected and is formed by insertion section 13, arc interconnecting piece 15, laterally protruding portion 15 and docking section 16, insertion section 13 is to be downwardly projected
Arc convex, laterally protruding portion 15 protrudes the flat part laterally outward, and arc interconnecting piece 15 is smoothly connected the insertion section
13 and laterally protruding portion 15, and the left and right opposite sides of arc interconnecting piece is set as concave arc structure.
Diffuser includes two in the symmetrically arranged connecting plate 17 of front-rear direction, and contraction is mutually drawn close simultaneously in the lower end of two connecting plates 17
It is smoothly connected with the docking section 16 of flat part, the arc-shaped flaring in the upper end of two connecting plates 17 is mutually separated outward and fixed with pedestal 11
Connection；It is connected with stiffening plate 18 between two connecting plates 17, loss of weight fabrication hole can be set in stiffening plate 18.
The above structure of the body of rod makes closer in conjunction with its connection with sleeper, guarantees it to the support of pedestal and fixed imitates
Fruit, and then guarantee pre-buried fixing seat to the basic fixed function of rail.And the midline of body of rod front and rear sides is opposite to be equipped with edge
The spine that body of rod length direction extends, to enhance the structural strength of body of rod itself.
Pre-buried fixing seat is that the fastener assemblies installed as rail use, and the present embodiment also discloses a kind of elastic bar fastener knot
Structure, further include: engage between pre-buried fixing seat 1 and the corresponding side surface of rail 5 and be equipped with gauge block 2, plays insulation, fixation
Effect.It is set as extending internally and riding upon the protrusion 21 on the upside of rail rail bottom on the inside of gauge block 2, is equipped at protrusion 21
Downward projection of jaw portion 22 simultaneously cooperatively forms card slot with the protrusion 21, and the rail bottom of rail 5 is connected in the card slot；Gauge block
2 outside is set as the bayonet 23 matched with corresponding pre-buried fixing seat, gauge block 2 by the bayonet 23 with it is corresponding pre-buried solid
Reservation 1 is engaged by clamping；E type spring 3 is also equipped in pre-buried fixing seat 1, and the attaching part pressure of e type spring 3 is set to gauge block 2
On, the support portion of e type spring 3 and pre-buried 1 apical grafting of fixing seat cooperate.
In the present embodiment, the upper side of gauge block 2 by middle planar portion 24 and is located at 24 front and back two of middle planar portion
Side and symmetrically arranged transition part 25 are smoothly connected composition, the attaching part press fit of middle planar portion 24 and e type spring 3, mistake
The inclined-plane that portion 25 is set as tilting down is crossed, the upper side of gauge block is made to form intermediate structure high, two sides are low, e type spring 3
Attaching part slides onto middle planar portion 24 through transition part 25, is deformed e type spring 3 further, thus make e type spring 3 with
Larger interaction force is formed between gauge block 2, guarantees the fixed function to rail；And middle planar portion 24 is towards rail one
Side is prominent, keeps the compression joint area of gauge block and rail larger, further increases the fixed function to rail.
Gauge block 2 is made of insulating material, and the middle planar portion 24 of gauge block and transition part 25 are respectively equipped with mark
Know area, is equipped with permanent emblem mark, model, lot number in tag slot, is convenient for route onsite lookup, enhance trackability.
In the present embodiment, between the rail bottom and sleeper support rail face of the rail 5 be equipped with railway rail pad 4, play buffering and/or
Electric insulation effect.Railway rail pad 4 is respectively arranged on the left side and the right side otic placode positioning mechanism, and otic placode positioning mechanism includes time interval
The ear 41 of arrangement, ear 41 are in same plane with railway rail pad 4 and are connected to one, ipsilateral Liang Ge ear 41 it
Between formed with pre-buried fixing seat 1 fasten locating slot, the upper pressure-bearing surface of railway rail pad 4 and the rail bottom bottom surface of rail 5 are closely connected, under rail
The lower pressure-bearing surface of backing plate 4 and sleeper support rail face are closely connected.
According to rigidity Design, the upper pressure-bearing surface of railway rail pad 4 is equipped with recessed groove or block slot, holds under railway rail pad 4
Pressure surface is equipped with recessed groove or block slot.Two ear sides of railway rail pad are additionally provided with tag slot, are equipped with permanent factory in tag slot
Mark, model, lot number are convenient for route onsite lookup, enhance trackability.
In the present embodiment, the material of railway rail pad 4 is thermoplastic polyester elastomer, the compression set of railway rail pad 4
It is not greater than 50%, insulation resistance is not less than 108Ω。
The easy for installation of the elastic bar fastener structure, stable structure, easy to disassemble, the installation suitable for track with small-radius curve
It is fixed, construction efficiency is improved, and strengthen the structural strength of track with small-radius curve after installation, advancing the track uses the longevity
Life improves train passage security reliability.
Embodiment two:
As shown in Figure 14 to Figure 15, the embodiment and embodiment one the difference is that: the support portion of e type spring 3 with
Be equipped with theft-prevention structure between pre-buried fixing seat 1, theft-prevention structure include retaining protrusion 6 on the downside of 3 support portion of e type spring and
Location dimples 7 on the upside of pre-buried fixing seat, the retaining protrusion 6 are engaged by clamping with location dimples 7；And along e type spring 3
The length direction of support part, 6 points of retaining protrusion retreat side, the installation advanced side 61 of retaining protrusion 6 and e for installation advanced side and disassembly
The smooth transition of type spring, the disassembly of retaining protrusion 6 retreats side 62 and e type spring forms retaining facade.
When e type spring 3 is inwardly installed, cooperation is slided on the upside of installation advanced side and pre-buried fixing seat, until retaining protrusion 6 is moved
It moves to location dimples 7, and forms retaining protrusion 6 with location dimples 7 under the elastic reaction of e type spring 3 and be engaged by clamping, this
When retaining protrusion 6 the retaining facade that retreats at side 62 of disassembly contacted with location dimples 7, tearing open for e type spring 3 can be prevented
Unload retrogressing, it is necessary to can just disassemble e type spring under the action of specific purpose tool, realize the anti-theft protection to e type spring.
Above embodiments are only to illustrate rather than limit the technical solution of the utility model, although referring to above-described embodiment pair
The utility model is described in detail, those skilled in the art should understand that: still can to the utility model into
Row modification or equivalent replacement should all without departing from any modification or partial replacement of the spirit and scope of the utility model
Cover in the scope of the claims of the utility model.
In the description of the present invention, it should be understood that term "front", "rear", "left", "right", "upper", "lower",
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and is only the utility model for ease of description
It is described with simplifying, rather than indicates or imply signified device or element and must have a particular orientation, be specific orientation structure
It makes and operates, thus should not be understood as the limitation for protecting content to the utility model.
Claims (5)
1. a kind of pre-buried fixed seat structure for the installation of minor radius rails, including it is installed on sleeper support rail along the longitudinal direction
Rail on face is located on sleeper support rail face at left and right sides of rail and is correspondingly provided with pre-buried fixing seat, it is characterised in that: is described pre-
Burying fixing seat includes the body of rod being embedded in sleeper and the pedestal outside sleeper, is correspondingly provided with front-rear direction cloth on the pedestal
The mounting hole set；
The body of rod includes the flat part of downside and the diffuser for connecting flat part and pedestal, and flat part is from bottom to up by being inserted into
Portion, arc interconnecting piece, laterally protruding portion and docking section are sequentially connected composition, and insertion section is downward projection of arc convex, laterally
Protrusion protrudes the flat part laterally outward, and arc interconnecting piece is smoothly connected the insertion section and laterally protruding portion, and arc
The left and right opposite sides of interconnecting piece is set as concave arc structure；
Diffuser includes two in the symmetrically arranged connecting plate of front-rear direction, and contraction and and flat part are mutually drawn close in the lower end of two connecting plates
Docking section be smoothly connected, the upper end of two connecting plates it is arc-shaped flaring mutually outward separate simultaneously be fixedly connected with pedestal；Two connecting plates it
Between be connected with stiffening plate.
2. the pre-buried fixed seat structure according to claim 1 for the installation of minor radius rails, it is characterised in that: institute
Stiffening plate is stated equipped with loss of weight fabrication hole.
3. the pre-buried fixed seat structure according to claim 1 or 2 for the installation of minor radius rails, feature exist
In: the midline of the body of rod front and rear sides is opposite to be equipped with the spine extended along body of rod length direction.
4. the pre-buried fixed seat structure according to claim 1 for the installation of minor radius rails, it is characterised in that: institute
It states the body of rod and pedestal is an integral molding structure.
5. the pre-buried fixed seat structure according to claim 1 for the installation of minor radius rails, it is characterised in that: institute
It states and is equipped with the location dimples that retaining protrusion matches on same e type spring on the upside of pre-buried fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175528.2U CN208604418U (en) | 2018-07-24 | 2018-07-24 | A kind of pre-buried fixed seat structure for the installation of minor radius rails |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175528.2U CN208604418U (en) | 2018-07-24 | 2018-07-24 | A kind of pre-buried fixed seat structure for the installation of minor radius rails |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208604418U true CN208604418U (en) | 2019-03-15 |
Family
ID=65669912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821175528.2U Active CN208604418U (en) | 2018-07-24 | 2018-07-24 | A kind of pre-buried fixed seat structure for the installation of minor radius rails |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208604418U (en) |
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2018
- 2018-07-24 CN CN201821175528.2U patent/CN208604418U/en active Active
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