CN107190584A - For the assembled position limiting structure of non-fragment orbit and the non-fragment orbit with the structure - Google Patents
For the assembled position limiting structure of non-fragment orbit and the non-fragment orbit with the structure Download PDFInfo
- Publication number
- CN107190584A CN107190584A CN201710557865.1A CN201710557865A CN107190584A CN 107190584 A CN107190584 A CN 107190584A CN 201710557865 A CN201710557865 A CN 201710557865A CN 107190584 A CN107190584 A CN 107190584A
- Authority
- CN
- China
- Prior art keywords
- spacing
- hole
- limiting structure
- position limiting
- fragment orbit
- 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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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
- E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
- E01B1/007—Ballastless track, e.g. concrete slab trackway, or with asphalt layers with interlocking means to withstand horizontal forces
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2204/00—Characteristics of the track and its foundations
- E01B2204/09—Ballastless systems
Abstract
The invention discloses a kind of assembled position limiting structure for non-fragment orbit, including：Groove is provided with spacing body, the wherein end face of its opposite end surface；First spacing hole, one end for the nested spacing body；Second spacing hole, the other end for spacing body is inserted；And limiting tooth, it is used for when spacing body one end is inserted that limiting tooth can be with matching grooves, bolt hole is offered on the limiting tooth, and can be with the through hole insertion on spacing body when spacing body inserts the second spacing hole, spacing body is fixed on base so as to which bolt may pass through to be attached after through hole, and realized by spacing body with matching for the first spacing hole to the spacing of track plates.The invention also discloses the non-fragment orbit with above-mentioned position limiting structure.The present invention is improved by the structure of optimization, it is possible to achieve to the dismountable spacing of track plates, and not only spacing stress deformation, which is met, requires, and is repaired quite convenient for the dismounting of subsequent rail plate.
Description
Technical field
The invention belongs to non-fragment orbit technical field, and in particular to a kind of assembled position limiting structure for non-fragment orbit and
Non-fragment orbit with the position limiting structure.
Background technology
Non-fragment orbit refers to using the ballast bed track knot of the mass-type foundations such as concrete, asphalt substitution shot
Structure.Non-fragment orbit is compared with Ballast track, it is to avoid railway ballast splashing, and ride comfort is good, and stability is good, and service life is long, durability
Good, maintenance work is few, is employed more and more.
Plate-type ballastless track construction relates generally to track plates, asphalt mortar, bituminous mortar or self-compacting concrete filling layer, base or branch
Hold the structures such as layer, wherein base or supporting course uses concrete structure, the asphalt mortar, bituminous mortar that is layed on base or supporting course or from
Air-free concrete filling bed is the structure sheaf of ballastless track structure adjustment and supporting power transmission.At present, China's plate-type ballastless track type
Formula mainly has the plate-types of CRTS I, the plate-types of CRTS II and the plate-type non-fragment orbits of CRTS III.The plate-type non-fragment orbits of CRTS I are
Cell board, it is not vertical between plate and plate to connect, horizontal block is not set, is laid on the cast-in-place reinforced concrete footing that there is convex to keep off platform
On, platform is kept off by convex spacing.The company of indulging between the plate-type fragment-free track slabs of CRTS II and plate, pricks spiral by longitudinal direction essence and opens
Zip part forms vertical link structure, provided with horizontal block.The plate-type non-fragment orbit self-compacting concrete filling layers of CRTS III and base
Between use by square boss (or groove) be separately positioned on self-compacting concrete layer both sides limit method.Such as patent document
A kind of Prefabricated slab type ballastless track structure disclosed in CN105200868A, which discloses a kind of position limiting structure, its middle orbit
Plate is setting positive stop lug boss corresponding with through hole in the middle of precast track plate on middle transmission frame form (through hole), base,
It is single or multiple to positive stop lug boss, for spacing to track plates progress on horizontal and vertical.
The dismantled and assembled property of the limit method of above-mentioned plate-type ballastless track pattern is poor, once hurt disease occurs for track plates,
Maintenance is inconvenient；In addition, above-mentioned position limiting structure is in stress and deformation requirements, there is also deficiency.It is therefore desirable to design one
Assembled non-fragment orbit position limiting structure is planted, to solve dimension of the position limiting structure to the spacing presence of track plates of current plate-type ballastless track
The problem of shield maintenance inconvenience, while improving the stress deformation requirement of current position limiting structure.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of assembled for non-fragment orbit
Position limiting structure, it is improved by the structure of optimization, groove is set on track plates side and base, and assemble removable limit
Position block, so as to realize that, to the dismountable spacing of track plates, not only spacing stress deformation, which is met, requires, and quite convenient for
The dismounting maintenance of subsequent rail plate.
To achieve the above object, according to one aspect of the present invention, there is provided a kind of assembled for non-fragment orbit is spacing
Structure, is arranged between track plates and its base spacing to be carried out to both, it is characterised in that the position limiting structure includes：
Spacing body, it is provided with the through hole of insertion opposite end surface, and wherein one end of the spacing body opposite end surface
The groove of certain depth is provided with face；
The first spacing hole on track plates is arranged on, it is matched with the spacing body appearance profile, for nested institute
State one end of spacing body；
The second spacing hole on base is opened in, its appearance profile is matched with the spacing body profiles, for described
The other end of spacing body is inserted；And
Limiting tooth, it is opened in the second spacing hole bottom, its with the matching grooves on the spacing body end face with
The limiting tooth can offer bolt on the limiting tooth with the matching grooves when being inserted for described spacing body one end
Hole, and when the spacing body inserts second spacing hole can with the through hole insertion on the spacing body so that bolt
It may pass through to insert the bolt hole after above-mentioned through hole and be attached and spacing body be removably mounted at the base to realize
On, and realized by spacing body with matching for the first spacing hole to the spacing of track plates.
As a further improvement on the present invention, the spacing body can be cylinder, cuboid, long round body or ellipsoid knot
Structure.
As a further improvement on the present invention, the first spacing hole on the track plates is opened in outside the two rails of track plates
On the side of side, and it is located at track plates connection end end, i.e., it is formed as 1/4 hole matched with spacing body profiles, two track plates
The first spacing hole capable assembling formation of its corresponding end and half pore structure of spacing body peripheral outline during docking, with limit
Position body can be kept to the spacing of two track plates after being inserted.
As a further improvement on the present invention, the quantity of first spacing hole on each end of track plates to be connected
For two.
As a further improvement on the present invention, the limiting tooth is bar blocks, and its protrusion is arranged on the second spacing hole bottom hole.
As a further improvement on the present invention, the number of bolt hole opened up on the limiting tooth is relative with the spacing body of insertion
The number of openings of both ends of the surface is consistent.
As a further improvement on the present invention, service sleeve is provided with the bolt hole opened up on the limiting tooth.
As a further improvement on the present invention, the spacing body is precast concrete block or bloom.
According to another aspect of the present invention, there is provided a kind of assembled non-fragment orbit with above-mentioned position limiting structure.
In general, by the contemplated above technical scheme of the present invention compared with prior art, with following beneficial effect
Really：
(1) in position limiting structure of the invention, by by the bolt connection of spacing body and base, being formed removable spacing
Connection, so as to facilitate dismountable maintenance or replacing of the dismounting realization of position limiting structure to track plates to handle；
(2) position limiting structure of the invention uses the profile wheel that its hole wall profile and spacing body construction are opened up on track plates
The spacing pore structure that exterior feature matches, is fitted into spacing body nesting, and spacing body is fixed on into base, so as to may be such that
The horizontal and vertical displacement of track plates obtains reliable and stable control；
(3) position limiting structure of the invention can realize that not only spacing stress deformation is full to the dismountable spacing of track plates
Foot is required, and is repaired quite convenient for the dismounting of subsequent rail plate.
Brief description of the drawings
Fig. 1 is the part-structure decomposing schematic representation of the position limiting structure of the embodiment of the present invention；
Fig. 2 is the structural representation of the first spacing hole of the position limiting structure of the embodiment of the present invention；
Fig. 3 is the three dimensional structure diagram of the second spacing hole of the position limiting structure of the embodiment of the present invention；
Fig. 4 is the schematic diagram in assembling application of the position limiting structure of the embodiment of the present invention in non-fragment orbit.
In all of the figs, same reference represents identical technical characteristic, is specially：The spacing bodies of 10-, 11-
Through hole, 12- limited impressions, the spacing holes of 20- first, the spacing holes of 30- second, 31- limiting tooths, 32- bolts hole, 33- service sleeves.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As long as in addition, technical characteristic involved in each embodiment of invention described below is each other not
Constituting conflict can just be mutually combined.
Fig. 1 is the part-structure decomposing schematic representation of the position limiting structure of the embodiment of the present invention；Fig. 2 is the limit of the embodiment of the present invention
The structural representation of first spacing hole of bit architecture；Fig. 3 is the three-dimensional of the second spacing hole of the position limiting structure of the embodiment of the present invention
Structural representation；Fig. 4 is the decomposing schematic representation in assembling application of the position limiting structure of the embodiment of the present invention in non-fragment orbit.
As shown in figure 1, the dismountable position limiting structure for assembled non-fragment orbit of one embodiment of the invention, it is filled
It is spacing to be carried out to both with setting between in-orbit guidance tape and its base, i.e., prefabricated position limiting structure is installed after track slab precision adjustment,
It is inserted among track plates and base, thus limit track plates base laterally and/or longitudinally on displacement.
Specifically, as Figure 1-4, the position limiting structure includes spacing body 10, the first spacing hole 20, the second spacing hole 30
And limiting tooth 31.As shown in figure 1, the spacing shape of body 10 can be cylinder, cuboid, long round body or ellipsoidal configuration,
Namely its integrally be in have certain thickness string configuration, its cross section can for rectangle, Long Circle, ellipse or its
The structural feature that he arbitrarily conveniently can process or assemble.Spacing body 10 can be made up of precast concrete or the metal such as steel
Material is made.
As shown in figure 1, the through hole that insertion opposite end surface is provided with spacing body 10 (is spacing body 10 as shown in Figure 1
Upper and lower end face), communicated through for fastening bolt 40, in addition, the wherein end face of the opposite end surface of spacing body 10
On be provided with the groove of certain depth (being opened up positioned at the spacing lower surface of body 10 in such as Fig. 1).
As shown in Fig. 2 the first spacing hole 20 is the hole matched with the spacing outline of body 10, pacify for spacing body nesting
Dress is wherein so that both are matched with reference to so as to limit the movement of track plates.
It is opened in the end end face to be connected of track plates to first spacing hole 20, and is located at the side on the outside of two rails.Such as Fig. 2
Shown, the first spacing hole 20 is that 1/4 hole matched with a part for spacing body profiles, i.e. its section are whole circumferential profile
1/4, it can form half pore structure during two spacing hole splicings.Specifically, the cross section of the first spacing hole 20 is incomplete portion
Point shape, preferably whole complete cross section shape 1/4, two such symmetrical capable assemblings of spacing hole into 1/2 hole, and two this
The symmetrical capable assembling in 1/2 hole of sample is into complete cross-section hole.Specific cross sectional shape for example can be circular 1/4, rectangular 1/4,
1/4 structure of 1/4 or half elliptic of Long Circle, in this way in the track plates end part aligning of two splicings, end both sides are each
Self-corresponding first spacing hole 20 can form the pore structure that half bore section, i.e. Formation cross-section are 1/2 complete cross-section, two with split
Above-mentioned 1/2 pore structure may make up whole complete bore.
Certainly, the first spacing hole 10 can also be other sizes specification in this programme, and such as its profile can be whole limit
The 1/3 of position body profiles, 2/3 etc., or other can cause spacing body 10 to be fitted into and spacing dimensional structure.Each
The quantity of the first spacing hole 20 on end face can be one or more, and preferably two, its limit effect is optimal, certainly tool
Body quantity can select to determine according to engineering requirements.
As shown in Fig. 2 the first spacing hole 20 is preferably provided at the longitudinal terminal surface position of cell board, i.e., close to longitudinal terminal surface
The hole that its profile is whole complete bore profile 1/4 is opened up on side, such as residing for end face on side plate, so with another cell board
The hole of its end face same location can combine to form 1/2 profiled orifice during connection, naturally it is also possible to which the hole profile opened up in end face is
Other sizes, it constitutes greater or lesser overall size when two cell boards splice, but regardless of overall size size, it must
It must guarantee that there is position-limiting action to spacing body, be to match more preferably with periphery at least part profile of spacing body 10
's.
In the embodiment, the cell board for being spliced to form track is combined by multiple prefabricated basic plate connections, such as one
In two basic plates being connected with each other in embodiment, one of end face is provided with protuberance, and another end face is provided with depressed part,
Two parts form joggle when splicing.It is highly preferred that protuberance and depressed part can also be set to be higher than in the apparent height of both ends of the surface
Basic plate surface height, and the further transition between the protuberance and depressed part surface or the surface and basic plate surface
Part sets perforate, the longitudinal terminal surface of its insertion protuberance and depressed part, preferably bolt hole, and then can be by bolt by two
Basic plate is connected, and because the perforate on its surface is highly higher than basic plate surface, is also not in ponding or dirt, more
It is easy to follow-up dismounting, maintenance etc..Each basic plate is connected to form cell board through the above way, and the cell board end is set again
Put and only need to start corresponding first spacing hole respectively in its opposing end surface between above-mentioned spacing pore structure, i.e., two cell boards
20 (such as each end face opens up two), set the second spacing hole 30 (such as two of respective numbers on the base of correspondence position
It is individual), you can with the convenient splicing for realizing track and it ensure that it horizontal and vertical reliable and stable spacing.
In another embodiment, the first spacing hole 20 can also be with spacing body profiles it is complete match it is complete
Hole, and its section is complete cylinder, cuboid, long round body or ellipsoidal configuration etc., or other with outside spacing body 10
The shape of outline.First spacing hole 20 is opened between the two rails of track plates, and its quantity can be one or two
More than, particular number can select to determine according to engineering requirements.
As shown in figure 3, the second spacing hole 30 is opened in the base for supporting rail guidance tape, its appearance profile with spacing
The outline of body 10, the other end for spacing body 10 is inserted.Specifically, spacing body 10 is also that section is long
Square, Long Circle or ellipse, or other shapes for being matched with the spacing outline of body 10, it preferably has a depthkeeping
Degree, its depth is determined according to the thickness and track plates and base thickness of spacing body.
The bottom of second spacing hole 30 is provided with limiting tooth 31, itself and the matching grooves on the spacing end face of body 10, for
When spacing one end of body 10 is inserted, the limiting tooth 31 can be with the matching grooves.Bolt hole 32 is offered on limiting tooth 31, and
Matched with the through hole on spacing body 10, can be with the through hole on spacing body 10 when spacing body 10 inserts the second spacing hole 30
Insertion, passes through and is attached for bolt 40, i.e., bolt 40 may pass through after above-mentioned through hole insert bolt hole 32 be attached with
Spacing body 10 is fixed on the base.In this programme, it can be dismounted during bolt connection, will be spacing so as to realize
Body 10 is removably mounted on base, and convenient maintenance is changed.
Spacing one end of body 10 is inserted in the second spacing hole 30, the bottom of the spacing hole 30 of groove 12 and second on its end face
The matching clamping of limiting tooth 31 of upper setting, is fixedly connected using bolt 40, the reliable fixation to spacing body 10 can be achieved.Limit
The other end of position body 10 is arranged in the first spacing hole 20 on track plates, so can pass through spacing body 10 and first
The matching of spacing hole 20 realized to the spacing of track plates, includes horizontal spacing or longitudinal spacing, or laterally and
It is spacing while longitudinal.
In a preferred embodiment, can in the through hole of spacing body 10 service sleeve 11, facilitate the peace of bolt 40
Load connects.Preferably, can also service sleeve 33 in the bolt hole 32 in the second spacing hole 30 on base.
When carrying out spacing operation using this position limiting structure, prefabricated limited block is installed after track slab precision adjustment, limited block can position
In plate end or plate；Limited block is fastened using the embedded sleeve barrel in bolt and base.As track plates are damaged, it is necessary to when changing,
Anchor bolt is backed out, limited block is pulled down.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not used to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the invention etc., it all should include
Within protection scope of the present invention.
Claims (9)
1. a kind of assembled position limiting structure for non-fragment orbit, is arranged between track plates and its base to limit both
Position, it is characterised in that the position limiting structure includes：
Spacing body, it is provided with the through hole of insertion opposite end surface, and the wherein end face of the spacing body opposite end surface
It is provided with the groove of certain depth；
The first spacing hole on track plates is arranged on, it is matched with the spacing body appearance profile, for the nesting limit
One end of position body；
The second spacing hole on base is opened in, its appearance profile is matched with the spacing body profiles, for described spacing
The other end of body is inserted；And
Limiting tooth, it is opened in the second spacing hole bottom, its with the matching grooves on the spacing body end face for
The limiting tooth can offer bolt hole on the limiting tooth with the matching grooves when described spacing body one end is inserted,
And when the spacing body inserts second spacing hole can with the through hole insertion on the spacing body so that bolt can be worn
Cross to insert the bolt hole after above-mentioned through hole and be attached and spacing body is removably mounted on the base with realizing, and
Realized by spacing body with matching for the first spacing hole to the spacing of track plates.
2. the assembled position limiting structure according to claim 1 for non-fragment orbit, wherein, the spacing body can be circle
Cylinder, cuboid, long round body or ellipsoidal configuration.
3. the assembled position limiting structure according to claim 1 or 2 for non-fragment orbit, wherein, on the track plates
First spacing hole is opened on the two rails outboard side edge of track plates, and positioned at track plates connection end end, i.e., its be formed as and
1/4 hole of spacing body profiles matching, when two track plates are docked the first spacing hole capable assembling formation of its corresponding end with it is spacing
Half pore structure of body peripheral outline, can be kept to the spacing of two track plates after spacing body is inserted.
4. the assembled position limiting structure according to claim 3 for non-fragment orbit, wherein, track plates to be connected are each
The quantity of first spacing hole on end is two.
5. the assembled position limiting structure according to any one of claim 1 to 4 for non-fragment orbit, wherein, the limit
Position tooth is bar blocks, and its protrusion is arranged on the second spacing hole bottom hole.
6. the assembled position limiting structure according to any one of claim 1 to 5 for non-fragment orbit, wherein, the limit
The number of bolt hole opened up on the tooth of position is consistent with the number of openings of the spacing body opposite end surface of insertion.
7. the assembled position limiting structure according to any one of claim 1 to 6 for non-fragment orbit, wherein, the limit
Service sleeve is provided with the bolt hole opened up on the tooth of position.
8. the assembled position limiting structure according to any one of claim 1 to 7 for non-fragment orbit, wherein, the limit
Position body is precast concrete block or bloom.
9. a kind of non-fragment orbit of the assembled position limiting structure with any one of claim 1 to 8.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710557865.1A CN107190584B (en) | 2017-07-10 | 2017-07-10 | Assembled limiting structure for ballastless track and ballastless track with same |
| BR112020000527-4A BR112020000527B1 (en) | 2017-07-10 | 2018-06-14 | MOUNTED POSITIONING STRUCTURE ARRANGED BETWEEN A TRACK SLAB AND A BASE FOR POSITIONING THE TRACK SLAB AND THE BASE |
| PCT/CN2018/091272 WO2019011101A1 (en) | 2017-07-10 | 2018-06-14 | Ballastless track base plate connecting structure and ballastless track having same |
| IL271899A IL271899B2 (en) | 2017-07-10 | 2018-06-14 | Ballastless track base plate connecting structure and ballastless track having same |
| SG11202000212VA SG11202000212VA (en) | 2017-07-10 | 2018-06-14 | Ballastless track base plate connecting structure and ballastless track having same |
| PH12020500053A PH12020500053A1 (en) | 2017-07-10 | 2020-01-06 | Ballastless track base plate connecting structure and ballastless track having same |
| ZA2020/00706A ZA202000706B (en) | 2017-07-10 | 2020-02-03 | Ballastless track base plate connecting structure and ballastless track having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710557865.1A CN107190584B (en) | 2017-07-10 | 2017-07-10 | Assembled limiting structure for ballastless track and ballastless track with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107190584A true CN107190584A (en) | 2017-09-22 |
| CN107190584B CN107190584B (en) | 2023-03-10 |
Family
ID=59882736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710557865.1A Active CN107190584B (en) | 2017-07-10 | 2017-07-10 | Assembled limiting structure for ballastless track and ballastless track with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107190584B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858868A (en) * | 2017-10-31 | 2018-03-30 | 天津银龙预应力材料股份有限公司 | A kind of railcar track plates |
| CN108914716A (en) * | 2018-08-20 | 2018-11-30 | 中铁第四勘察设计院集团有限公司 | A kind of prefabricated concrete slab sleeper or the wet of track plate-type ballastless track connect formula assembly method |
| CN108914715A (en) * | 2018-08-20 | 2018-11-30 | 中铁第四勘察设计院集团有限公司 | Assembled ballastless track structure and assembly method for vibration damping location |
| CN108914713A (en) * | 2018-08-20 | 2018-11-30 | 中铁第四勘察设计院集团有限公司 | The wet of non-fragment orbit for vibration damping location connects formula assembly method |
| CN108914714A (en) * | 2018-08-20 | 2018-11-30 | 中铁第四勘察设计院集团有限公司 | A kind of assembled sleeper is board-like or track platy ballastless track structure and assembly method |
| WO2019011101A1 (en) * | 2017-07-10 | 2019-01-17 | 中铁第四勘察设计院集团有限公司 | Ballastless track base plate connecting structure and ballastless track having same |
| CN114086434A (en) * | 2021-11-29 | 2022-02-25 | 中铁第四勘察设计院集团有限公司 | Longitudinally-assembled prefabricated plate type track |
| CN114086435A (en) * | 2021-11-30 | 2022-02-25 | 中铁第四勘察设计院集团有限公司 | Prefabricated plate-type track structure of full assembled |
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