CN111549595A - Suspension type track panel mounting and adjusting device - Google Patents
Suspension type track panel mounting and adjusting device Download PDFInfo
- Publication number
- CN111549595A CN111549595A CN202010435624.1A CN202010435624A CN111549595A CN 111549595 A CN111549595 A CN 111549595A CN 202010435624 A CN202010435624 A CN 202010435624A CN 111549595 A CN111549595 A CN 111549595A
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- Prior art keywords
- track panel
- track
- sleeve
- adjusting
- assembly
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- 239000000725 suspension Substances 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 23
- 238000006073 displacement reaction Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 210000002445 nipple Anatomy 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010030 laminating Methods 0.000 description 4
- 230000009134 cell regulation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a suspension type track panel mounting and adjusting device, which comprises: the girder, the setting is at a supporting beam at girder both ends, connect the connecting rod between girder and a supporting beam, slidable cover is equipped with the sleeve on the connecting rod, fixedly connected with section of track centre gripping subassembly on the sleeve, section of track centre gripping subassembly is used for carrying out the centre gripping to the web of rail of section of track, displacement adjusting part is used for adjusting the lateral displacement of sleeve along the connecting rod, fixed connection is in the mount of a supporting beam outer end, be provided with height adjusting part on the mount, height adjusting part is used for adjusting a supporting beam for the height of mount, compared with the prior art, can be convenient, accomplish the installation of cell type track section of track fast.
Description
Technical Field
The invention relates to the technical field of railway track construction, in particular to a suspension type track panel installation adjusting device.
Background
Trams are light rail transit vehicles which are driven by electricity and run on rails, and the rails for modern trams are generally groove-shaped rails. In the construction of the trough-type rail, the position of the trough-type rail panel needs to be adjusted, and the installation precision of the rail panel is ensured, so that the safety and the comfort of the tramcar running after the line is opened are ensured.
The existing track panel mounting and adjusting device generally adopts a top-bearing type, the position of a track panel is adjusted by using a supporting plate to support a steel rail at the bottom of the rail, but the requirement is that the distance between the bottom of the rail and the track bed surface is large, the device is only suitable for mounting and adjusting the track panel of a common track bed (the distance between the bottom of the rail and the track bed surface is more than 70 mm), the cast-in-place sleeper-free embedded track bed of the modern tramcar channel type track adopts a small clearance (the distance between the bottom of the rail and the track bed surface is 30mm), when the existing track panel mounting and adjusting device is used for adjusting, the pouring height of concrete is insufficient when the track bed at the mounting position is folded, the quality of the fastener embedded concrete can not be ensured, and if the embedding quality of the fastener is ensured, the pouring height of the concrete can reach or even exceed the bottom supporting plate of the track panel adjusting device, and the track bed at.
Therefore, how to conveniently and quickly complete the installation and adjustment of the groove-shaped track panel is a technical problem to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In order to solve the technical problems, the invention provides a suspension type track panel mounting and adjusting device which can conveniently and quickly complete mounting and adjusting of a groove type track panel and avoid influence on concrete collection surfaces at the bottom of a track.
The invention provides a suspension type track panel mounting and adjusting device, which comprises:
a main beam;
the supporting beams are arranged at two ends of the main beam;
the connecting rod is connected between the main beam and the supporting beam, a sleeve is slidably sleeved on the connecting rod, a track panel clamping assembly is fixedly connected onto the sleeve, and the track panel clamping assembly is used for clamping the rail web of the track panel;
a displacement adjustment assembly for adjusting the lateral displacement of the sleeve along the connecting rod;
the supporting beam fixing device comprises a supporting beam, a fixing frame and a height adjusting assembly, wherein the fixing frame is fixedly connected to the outer end of the supporting beam, the height adjusting assembly is arranged on the fixing frame, and the height adjusting assembly is used for adjusting the height of the supporting beam relative to the fixing frame.
Preferably, section of track centre gripping subassembly includes fixed connection and is in connecting plate on the sleeve, certainly connecting plate one end down buckling's solid fixed splint, certainly connecting plate other end down buckling's limit stop and through first adjusting screw with the activity splint that limit stop connects, gu fixed splint be used for with the laminating of one side of rail waist, activity splint be used for with the opposite side laminating of rail waist.
Preferably, a positioning shaft is connected between the limiting baffle and the movable clamping plate and used for limiting the displacement of the movable clamping plate in a vertical plane.
Preferably, the number of the positioning shafts is two, and the two positioning shafts are located on two sides of the first adjusting screw rod.
Preferably, the fixed splint specifically be used for with the laminating of the non-work avris of rail waist, the activity splint specifically be used for with the laminating of the work avris of rail waist.
Preferably, the fixed splint with between the non-work avris of the rail waist and the activity splint with all be provided with the bolster between the work avris of the rail waist.
Preferably, the displacement adjustment assembly includes fixed connection first supporting seat, fixed connection on the girder are in second supporting seat, connection on the supporting beam first supporting seat with second adjusting screw and fixed connection between the second supporting seat are in adjusting nut on the sleeve, second adjusting screw with adjusting nut threaded connection.
Preferably, the height adjustment assembly is an adjustment screw.
Preferably, a lubricating oil nozzle is arranged on the sleeve.
Preferably, the main beam and the supporting beam are both square steel, and the connecting rod is a round steel bar.
The invention provides a suspension type track panel mounting and adjusting device, which comprises: the main beam, set up the brace summer at both ends of the main beam, connect the brace summer between main beam and brace summer, the slidable cover is equipped with the bush on the brace summer, fixedly connect with the panel of the track clamping assembly on the bush, the panel of the track clamping assembly is used for carrying on the centre gripping to the web of the panel of the track, the displacement regulating assembly, the lateral displacement along brace summer of the regulating sleeve, fixedly connect to the mount in the outer end of brace summer, there are height regulating assemblies on the mount, the height regulating assembly is used for regulating the height of the brace summer relative to mount, that is, can clamp the web position of the track panel through the panel of the track clamping assembly, fix the panel of the track by way of hanging, do not need to encroach on the empty scope of the rail foot, can avoid the influence on the concrete receiving face of the position of the rail foot of the track of the regulating device of the track foot, guarantee the fastener imbeds the pre-buried, compared with the prior art, the installation and the adjustment of the groove-shaped track panel can be conveniently and rapidly completed, and the influence on the concrete collection surface at the bottom of the track is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a front view of a suspended track panel mounting adjustment apparatus provided in accordance with an embodiment of the present invention;
FIG. 2 is a top view of a suspended track panel mounting adjustment apparatus provided in accordance with an embodiment of the present invention;
FIG. 3 is a schematic structural view of a track panel clamping assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a displacement adjustment assembly according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for understanding and reading the contents disclosed in the specification, and are not used for limiting the conditions that the present application can implement, so the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the technical content disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.
Embodiments of the present invention are written in a progressive manner.
Referring to fig. 1 to 4, fig. 1 is a front view of a suspension type track panel installation and adjustment device according to an embodiment of the present invention; FIG. 2 is a top view of FIG. 1; FIG. 3 is a schematic structural view of a track panel clamping assembly according to an embodiment of the present invention; fig. 4 is a schematic structural diagram of a displacement adjustment assembly according to an embodiment of the present invention. This suspension type section of track installation adjusting device includes: girder 1, the setting is at a supporting beam 2 at girder 1 both ends, connect the connecting rod 3 between girder 1 and a supporting beam 2, slidable cover is equipped with sleeve 4 on the connecting rod 3, fixedly connected with section of track centre gripping subassembly 5 on the sleeve 4, section of track centre gripping subassembly 5 is used for carrying out the centre gripping to the rail web of section of track 9, displacement adjusting part 6 is used for adjusting sleeve 4 along the lateral displacement of connecting rod 3, fixed connection is in the mount 7 of a supporting beam 2 outer end, be provided with altitude mixture control subassembly 8 on the mount 7, altitude mixture control subassembly 8 is used for adjusting a supporting beam 2 for the height of mount 7.
In the embodiment of the invention, a main beam 1 is fixedly connected with supporting beams 2 at two sides through a connecting rod 3, the outer ends of the supporting beams 2 are fixedly connected with a fixed frame 7, the supporting beams are supported on the ground through the fixed frame 7, a sleeve 4 is sleeved on the connecting rod 3 in a sliding way, the transverse displacement of the sleeve 4 along the connecting rod 3 can be adjusted through a displacement adjusting assembly 6, a track panel clamping assembly 5 is fixedly connected to the lower end of the sleeve 4, the rail waist position of a track panel 9 can be clamped, namely, the track panel 9 is fixed in a hanging way without occupying the clearance range of the track bottom, the influence of a track panel installation adjusting device on the concrete collection at the track bottom position can be avoided, the embedded quality of fasteners embedded into the concrete is ensured, meanwhile, because the whole device has higher rigidity, a larger transverse span can be designed, the fixed frames 7 at two sides can be positioned outside the range of the track, and can adjust the gauge and the elevation of the track panel 9 respectively through the displacement adjusting assembly 6 and the height adjusting assembly 8, compare with the prior art, can conveniently, accomplish the installation regulation of cell type track section of track fast, avoid causing the influence to rail bottom position concrete receipts face.
Optionally, the main beam 1 and the supporting beams 2 on the two sides are made of square steel, and the connecting rod 3 in the middle is made of a round steel bar. Particularly, girder 1 and connecting rod 3 and a supporting beam 2 all adopt the welded mode fixed with connecting rod 3, guarantee the reliability of connecting, and the cross sectional dimension of connecting rod 3 is less than girder 1 and a supporting beam 2's cross sectional dimension, so, when sleeve 4 slides on connecting rod 3, girder 1 and a supporting beam 2 about can play spacing effect.
Optionally, a lubricating nipple is provided on the sleeve 4. In this embodiment, can inject lubricating oil into sleeve 4 through the lubricating nipple, make sleeve 4 more smooth and easy when sliding on connecting rod 3.
As a preferred embodiment of the present invention, the track panel clamping assembly 5 includes a connecting plate 51 fixedly connected to the sleeve 4, a fixed clamping plate 52 bent downward from one end of the connecting plate 51, a limit stop 53 bent downward from the other end of the connecting plate 51, and a movable clamping plate 55 connected to the limit stop 53 through a first adjusting screw 54, wherein the fixed clamping plate 52 is adapted to be attached to one side of the rail web, and the movable clamping plate 55 is adapted to be attached to the other side of the rail web.
In this embodiment, the connecting plate 51 is welded at the lower end of the sleeve 4, the fixed clamping plate 52 and the limit baffle 53 are respectively located at two ends of the connecting plate 51 and vertically downward, the movable clamping plate 55 and the limit baffle 53 are arranged in parallel relatively, the middle of the movable clamping plate is connected with a first adjusting screw 54, and the first adjusting screw 54 can adjust the distance between the movable clamping plate 55 and the limit baffle 53. When clamping the track panel, the fixed clamp plate 52 is attached to one side of the rail web, the movable clamp plate 55 is attached to the other side of the rail web, the fixed clamp plate 52, the track panel 9 and the movable clamp plate 55 can be mounted together through the first adjusting screw 54, the connection is firm, the reliability is high, and the defect that the track panel is prone to overturning can be effectively avoided when the track panel is mounted and adjusted in a small-radius curve section.
Further, in the above embodiment, the positioning shaft 56 is connected between the limit baffle 53 and the movable clamp plate 55, and the positioning shaft 56 is used for limiting the displacement of the movable clamp plate 55 in the vertical plane. In this embodiment, when the fixed clamping plate 52, the track panel 9 and the movable clamping plate 55 are installed together by the first adjusting screw 54, the positioning shaft 56 can ensure that the movable clamping plate 55 is always located in the vertical plane, and cannot be inclined, so that the movable clamping plate can be tightly attached to the other side of the rail web. Specifically, the number of the positioning shafts 56 is two, and the two positioning shafts 56 are respectively located at two sides of the first adjusting screw 54.
In a preferred embodiment of the invention, the fixed jaw 52 is specifically adapted to engage the non-working side of the rail web and the movable jaw 55 is specifically adapted to engage the working side of the rail web. The wheels of the tram are located in the track grooves of the track panel 9, and generally, the side of the rail web closer to the wheels is referred to as the working side, and the side farther from the wheels is referred to as the non-working side. In this embodiment, since the dimension of the non-working side of the rail web is larger than that of the working side, the fixed clip 52 is provided on the non-working side of the rail web, and the movable clip 55 is provided on the working side of the rail web.
Further, in the above embodiment, the buffer members are provided between the fixed clip 52 and the non-working side of the rail web and between the movable clip 55 and the working side of the rail web. Particularly, the buffer piece can be a rubber cushion block or a wood block, and damage to the track panel in the installation and adjustment process is avoided.
As a preferred embodiment of the present invention, the displacement adjusting assembly 6 comprises a first supporting seat 61 fixedly connected to the main beam 1, a second supporting seat 62 fixedly connected to the supporting beam 2, a second adjusting screw 63 connected between the first supporting seat 61 and the second supporting seat 62, and an adjusting nut 64 fixedly connected to the sleeve 4, wherein the second adjusting screw 63 is in threaded connection with the adjusting nut 64.
In this embodiment, the second adjusting screw 63 is fixed on the main beam 1 and the support beam 2 through the first support seat 61 and the second support seat 62, and the adjusting nut 64 moves laterally on the second adjusting screw 63 by rotating the second adjusting screw 63, so that the sleeve 4 can slide on the connecting rod 3 conveniently, thereby realizing the track gauge adjustment of the track panel.
As a preferred embodiment of the present invention, the height adjustment assembly 8 is an adjustment screw. In this embodiment, the height of the supporting beam 2 relative to the fixing frame 7 can be conveniently adjusted by rotating the adjusting screw rod, so that the height adjustment of the track panel is realized.
When the track panel installation and adjustment device provided by the embodiment of the invention is used for installing and adjusting the groove-type track panel, firstly, the track panel is placed and lifted, the track panel installation and adjustment device is integrally assembled, the fixed frames 7 at the left side and the right side are positioned outside the range of a track bed, the fixed clamping plates 52 are attached to the non-working side of a track web, the movable clamping plates 55 are attached to the working side of the track web, then, the height is adjusted by rotating the adjusting screw rods, the fixed clamping plates 52 and the movable clamping plates 55 are just attached to the lower part of a track head, the good stress of the track panel 9 is ensured, the first adjusting screw rods 54 are screwed, the fixed clamping plates 52, the track panel 9 and the movable clamping plates 55 are installed together, the track gauge of the track panel 9 is finely adjusted by matching the second adjusting screw rods 63 and the adjusting nuts 64, finally, the elevation of the track panel 9 is finely adjusted by rotating the adjusting screw rods, and after the installation and, thereby conveniently, accomplish the installation regulation of cell type track section of track fast, avoid causing the influence to rail bottom position concrete collection face.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A suspension track panel installation adjustment device, comprising:
a main beam;
the supporting beams are arranged at two ends of the main beam;
the connecting rod is connected between the main beam and the supporting beam, a sleeve is slidably sleeved on the connecting rod, a track panel clamping assembly is fixedly connected onto the sleeve, and the track panel clamping assembly is used for clamping the rail web of the track panel;
a displacement adjustment assembly for adjusting the lateral displacement of the sleeve along the connecting rod;
the supporting beam fixing device comprises a supporting beam, a fixing frame and a height adjusting assembly, wherein the fixing frame is fixedly connected to the outer end of the supporting beam, the height adjusting assembly is arranged on the fixing frame, and the height adjusting assembly is used for adjusting the height of the supporting beam relative to the fixing frame.
2. The mounting and adjusting device of claim 1, wherein the track panel clamping assembly comprises a connecting plate fixedly connected to the sleeve, a fixed clamping plate bent downward from one end of the connecting plate, a limit stop bent downward from the other end of the connecting plate, and a movable clamping plate connected to the limit stop through a first adjusting screw, the fixed clamping plate is used for being attached to one side of the rail web, and the movable clamping plate is used for being attached to the other side of the rail web.
3. The suspension track panel installation adjustment device of claim 2, wherein a positioning shaft is connected between the limit stop and the movable clamp plate, and the positioning shaft is used for limiting the displacement of the movable clamp plate in a vertical plane.
4. The suspension track panel installation adjustment device of claim 3, wherein there are two positioning shafts and two positioning shafts are located on either side of the first adjustment screw.
5. The suspension track panel installation adjustment device of claim 2, wherein the fixed clamp is configured to engage the non-working side of the rail web and the movable clamp is configured to engage the working side of the rail web.
6. The suspension track panel installation adjustment device of claim 5, wherein a buffer is provided between the stationary clamp plate and the non-working side of the rail web and between the movable clamp plate and the working side of the rail web.
7. The suspension track panel installation adjustment device of claim 1, wherein the displacement adjustment assembly includes a first support base fixedly attached to the main beam, a second support base fixedly attached to the support beam, a second adjustment screw attached between the first support base and the second support base, and an adjustment nut fixedly attached to the sleeve, the second adjustment screw being in threaded engagement with the adjustment nut.
8. The suspension track panel installation adjustment device of claim 1, wherein the height adjustment assembly is an adjustment screw.
9. The suspension track panel installation adjustment device of claim 1, wherein a grease nipple is provided on the sleeve.
10. The hanging track panel installation adjustment device of claim 1, wherein the main beam and the support beam are square steel, and the connecting rod is a round steel bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010435624.1A CN111549595A (en) | 2020-05-21 | 2020-05-21 | Suspension type track panel mounting and adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010435624.1A CN111549595A (en) | 2020-05-21 | 2020-05-21 | Suspension type track panel mounting and adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111549595A true CN111549595A (en) | 2020-08-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010435624.1A Pending CN111549595A (en) | 2020-05-21 | 2020-05-21 | Suspension type track panel mounting and adjusting device |
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| Country | Link |
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| CN (1) | CN111549595A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1057580A (en) * | 1976-02-20 | 1979-07-03 | Canron | Switch lifting frame |
| EP1887136A1 (en) * | 2006-08-09 | 2008-02-13 | DB Netz AG | Device for setting the gauge between rails on a track or switch |
| CN103696333A (en) * | 2013-12-25 | 2014-04-02 | 中铁五局（集团）有限公司 | Frame rail skeleton for use in double-block ballastless rail bed construction and manufacturing method |
| CN104141264A (en) * | 2014-07-25 | 2014-11-12 | 中铁十七局集团第五工程有限公司 | Plate-type ballastless track laying precision keeping method |
| CN208869890U (en) * | 2018-07-25 | 2019-05-17 | 河南省铁创铁路器材有限公司 | A kind of lift-on/lift-off type steel rail microadjuster |
| CN212335669U (en) * | 2020-05-21 | 2021-01-12 | 中铁十一局集团第三工程有限公司 | Suspension type track panel mounting and adjusting device |
-
2020
- 2020-05-21 CN CN202010435624.1A patent/CN111549595A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1057580A (en) * | 1976-02-20 | 1979-07-03 | Canron | Switch lifting frame |
| EP1887136A1 (en) * | 2006-08-09 | 2008-02-13 | DB Netz AG | Device for setting the gauge between rails on a track or switch |
| CN103696333A (en) * | 2013-12-25 | 2014-04-02 | 中铁五局（集团）有限公司 | Frame rail skeleton for use in double-block ballastless rail bed construction and manufacturing method |
| CN104141264A (en) * | 2014-07-25 | 2014-11-12 | 中铁十七局集团第五工程有限公司 | Plate-type ballastless track laying precision keeping method |
| CN208869890U (en) * | 2018-07-25 | 2019-05-17 | 河南省铁创铁路器材有限公司 | A kind of lift-on/lift-off type steel rail microadjuster |
| CN212335669U (en) * | 2020-05-21 | 2021-01-12 | 中铁十一局集团第三工程有限公司 | Suspension type track panel mounting and adjusting device |
Non-Patent Citations (1)
| Title |
|---|
| 王军: "现代有轨电车槽型轨支撑架设计与应用", 建筑技术, vol. 51, no. 5, 15 May 2020 (2020-05-15), pages 624 - 626 * |
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