CN207989073U - A kind of positioning device for railway tunnel contact net curved channel - Google Patents
A kind of positioning device for railway tunnel contact net curved channel Download PDFInfo
- Publication number
- CN207989073U CN207989073U CN201721809761.7U CN201721809761U CN207989073U CN 207989073 U CN207989073 U CN 207989073U CN 201721809761 U CN201721809761 U CN 201721809761U CN 207989073 U CN207989073 U CN 207989073U
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- Prior art keywords
- locating piece
- concave
- concave locating
- positioning
- curved channel
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- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims abstract description 20
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 239000002828 fuel tank Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model provides a kind of positioning device for railway tunnel contact net curved channel,Including shape of the mouth as one speaks supporting rack,It is vertically fixed on the support leg of four vertex of shape of the mouth as one speaks supporting rack lower face,It is arranged in parallel in the limiting plate and positioning regulating mechanism and the hydraulically extensible system for being fixed at positioning regulating mechanism lower face of shape of the mouth as one speaks supporting rack upper surface,Positioning regulating mechanism includes the vertical slideway being oppositely arranged,The sliding supporting bar being slidably arranged in vertical slideway and the concave locating piece group for being fixed at sliding supporting bar upper surface,It is threaded with the first fastening bolt through the upper surface of vertical slideway,Run through in second support bar and third supporting rod and is equipped with the threaded hole opposite with the first fastening bolt,The utility model improves the depth of parallelism and installation accuracy of contact net curved channel,Ensure the construction quality of later stage conduit Embedment Construction.
Description
Technical field
The utility model belongs to constructing tunnel equipment technical field, and railway tunnel contact net arc is used for more particularly, to one kind
The positioning device of shape conduit.
Background technology
Tunnel overhead contact is the transmission line of electricity for the special shape powered to electric locomotive that downline overhead is set up, usually
Tunnel overhead contact is hung using tunnel overhead contact conduit, in the prior art, for the mounting means one of tunnel overhead contact conduit
As traditional chemical anchor bolt and the matched mode of metallic support replaced using pre-buried channel flow technology, post facility and pipe can be facilitated
Line is installed so that equipment and line layout are convenient, flexible, substantially improve in-site installation construction environment, can efficiently improve installation
Working efficiency shortens the construction period, and can largely reduce the later maintenance workload of operation stage, and therefore, use is pre-buried
Conduit technology can improve the safety of whole agent structure, extend the service life period in tunnel, have economical well
Property.
Tunnel overhead contact conduit is generally embedded in Tunnel Second Lining, and lining cutting roof face is curved surface, with high-speed railway
The application of construction and development, tunnel overhead contact conduit is more and more extensive, and the spacing and the depth of parallelism when installation between pair two conduits are missed
Situations such as difference requires strictly, but in the construction process, and conduit is susceptible to not parallel, dislocation, end is uneven, causes installation not
Qualification, needing to do over again re-starts construction, leads to that working efficiency is low, wasting manpower and material resources.
Invention content
Problem to be solved in the utility model is to provide a kind of positioning device for railway tunnel contact net curved channel,
The depth of parallelism and installation accuracy for effectively improving contact net curved channel, ensure the construction quality of later stage conduit Embedment Construction.
In order to solve the above technical problems, the technical solution adopted in the utility model is：One kind being used for railway tunnel contact net
The positioning device of curved channel, including shape of the mouth as one speaks supporting rack, four vertex for being vertically fixed on shape of the mouth as one speaks supporting rack lower face
Support leg, be arranged in parallel in shape of the mouth as one speaks supporting rack upper surface limiting plate and positioning regulating mechanism and be fixed at institute
The hydraulically extensible system of positioning regulating mechanism lower face is stated,
The shape of the mouth as one speaks supporting rack includes first support bar and is mutually perpendicular to respectively with two end faces of the first support bar
Second support bar and third supporting rod, the second support bar and third supporting rod be mutually parallel, the limiting plate vertical welding
It is connected in the first support bar；
The positioning regulating mechanism is fixed between the second support bar and third supporting rod, and the positioning is adjusted
Mechanism includes the vertical slideway being oppositely arranged in the second support bar and third supporting rod, is slidably arranged in the vertical cunning
Sliding supporting bar in road and the concave locating piece group for being fixed at the sliding supporting bar upper surface, run through the vertical cunning
The upper surface in road is threaded with the first fastening bolt, run through in the second support bar and third supporting rod be equipped with it is described
The opposite threaded hole of first fastening bolt, the threaded hole internal thread are connected with the second fastening bolt, second fastening bolt
Free end be pierced by the upper surface of the second support bar and third supporting rod, the groove direction of the concave locating piece group with
The limiting plate is oppositely arranged；
The telescopic rod of the hydraulically extensible system is fixedly connected with the lower face of the sliding supporting bar.
Further, the width of the limiting plate is less than the width of the first support bar, and the limiting plate is outer
End face and the outer end face of the first support bar are flush.
Further, the number of the positioning regulating mechanism be 3 or more, the two neighboring positioning regulating mechanism away from
From equal.
Further, the concave locating piece group includes the first concave locating piece of word order, the second concave locating piece
With third concave locating piece, the distance between central shaft of the first concave locating piece and the second concave locating piece is 400mm,
The distance between central shaft of the first concave locating piece and third concave locating piece is 600mm.
Further, the lower face of the first concave locating piece, the second concave locating piece and third concave locating piece is equal
Equipped with circular through hole, three circular through holes run through the sliding supporting bar, and position is distinguished in the center of circle of three circular through holes
In on the central shaft of the first concave locating piece, the second concave locating piece and third concave locating piece, first concave is fixed
Channel width is equipped with by the circular through hole in position block, the second concave locating piece and third concave locating piece and adjusts mold, institute
It states channel width and adjusts the positioning column that mold includes the 4th concave locating piece and vertical 4th concave positioning block bottom face, institute
It states positioning column with the circular through hole to match, the 4th concave locating piece is located at the positioning column on same central axes.
Further, on the side wall of the first concave locating piece, the second concave locating piece and third concave locating piece
It is opposite through being equipped with third fastening bolt, the third fastening bolt is threaded in the first concave locating piece, second recessed
On the side wall of type locating piece and third concave locating piece.
Further, the hydraulically extensible system include hydraulic oil container, the hydraulic pump being connected with the hydraulic oil container, with
Hydraulic cylinder that the hydraulic pump and hydraulic oil container are connected, the telescopic rod being connected with the hydraulic cylinder, the control telescopic rod
Hydraulic control system and with the hydraulic control system be electrically connected the first control button and the second control button.
Compared with prior art, the utility model has the advantage that is with advantageous effect：
1, the utility model can make one end and the limiting plate of curved channel by the way that limiting plate is arranged in one end of supporting rack
It flushes, efficiently solves the problems, such as that curved channel end face is uneven, meanwhile, by hydraulically extensible system to the upper and lower of sliding supporting bar
It is mobile, the height ratio between adjacent sliding supporting bar is adjusted, concave locating piece group can be made preferably to be carried out to curved channel
Positioning improves positioning accuracy, and by the adjusting to sliding supporting bar height, this positioning device is made to can adapt to different radians
Curved channel, it is applied widely；
2, the first fastening bolt and the second fastening bolt is arranged in the upper and lower side of vertical slideway in the utility model, is stretched in hydraulic pressure
After positioning is adjusted to sliding supporting bar in compression system, by the first fastening bolt and the second fastening bolt in vertical slideway
Sliding supporting bar is further fixed, and sliding supporting bar stress balance is made, effectively prevent sliding supporting bar unbalance stress and
Deformation, to influence the positioning accuracy of cambered way；
3, the utility model can pass through in the first concave locating piece, the second concave locating piece and third concave locating piece
Circular through hole reinstalls channel width and adjusts mold again, by adjusting the replacement of mold to channel width, can adapt to difference
The positioning of the curved channel of specifications and models, also, channel width adjusts the central axes of the central axes and former concave locating piece of mold
Unanimously, it can ensure the accuracy positioned to different size model curved channel, and channel width adjusts mold and passes through third
Fastening bolt is further fixed, and the stability that channel width adjusts mold is improved.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of positioning device for railway tunnel contact net curved channel of the utility model.
Fig. 2 is a kind of the first concave positioning of positioning device for railway tunnel contact net curved channel of the utility model
The overlooking structure diagram of block.
Fig. 3 is that a kind of channel width of positioning device for railway tunnel contact net curved channel of the utility model is adjusted
The structural schematic diagram of mold.
In figure：1- shape of the mouth as one speaks supporting racks；2- support legs；3- limiting plates；The vertical slideways of 4-；5- sliding supporting bars；6- first is tight
Fixing bolt；The second fastening bolts of 7-；8- the first concave locating pieces；9- the second concave locating pieces；10- third concave locating pieces；11-
Circular through hole；12- channel widths adjust mold；13- third fastening bolts；14- hydraulic oil containers；15- hydraulic pumps；16- hydraulic cylinders；
17- telescopic rods；18- hydraulic control systems；The first control buttons of 19-；The second control buttons of 20-；101- first support bars；102-
Second support bar；103- third supporting rods；The 4th concave locating pieces of 1201-；1202- positioning columns.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to specific embodiment of the present utility model.
As shown in Figure 1-Figure 3, a kind of positioning device for railway tunnel contact net curved channel, including shape of the mouth as one speaks supporting rack
1, it is vertically fixed on the support leg 2 of four vertex of 1 lower face of shape of the mouth as one speaks supporting rack, is arranged in parallel in the shape of the mouth as one speaks branch
The limiting plate 3 and positioning regulating mechanism of 1 upper surface of support and the hydraulic pressure for being fixed at the positioning regulating mechanism lower face
Telescopic system, the shape of the mouth as one speaks supporting rack 1 include first support bar 101 and respectively with two end faces of the first support bar 101
Orthogonal second support bar 102 and third supporting rod 103, the second support bar 102 and third supporting rod 103 are mutually flat
Row, the limiting plate are vertically welded in the first support bar 101, and the width of the limiting plate 3 is less than described first and supports
The width of bar 101, and the outer end face of the limiting plate 3 and the outer end face of the first support bar 101 are flush, by limiting plate
3 are set as relatively narrow width, and one end of curved channel can be made to pass through limiting plate 3 and flushed outside, while can make first support bar
Certain supporting role is played in the end of 101 pairs of curved channels, improves the stability of curved channel；
The positioning regulating mechanism is fixed between the second support bar 102 and third supporting rod 103, described fixed
Position regulating mechanism include the vertical slideway 4 being oppositely arranged in the second support bar 102 and third supporting rod 103, sliding set
The concave locating piece set the sliding supporting bar 5 in the vertical slideway 4 and be fixed at 5 upper surface of the sliding supporting bar
Group is threaded with the first fastening bolt 6, the second support bar 102 and third branch through the upper surface of the vertical slideway 4
Run through on strut 103 and be equipped with the threaded hole (not shown) opposite with first fastening bolt 6, the threaded hole internal thread connects
It is connected to the second fastening bolt 7, the free end of second fastening bolt 7 is in the second support bar 102 and third supporting rod 103
Upper surface be pierced by, groove direction and the limiting plate 3 of the concave locating piece group are oppositely arranged, and pass through the first fastening bolt
6 and second fastening bolt 7 sliding supporting bar 5 in vertical slideway 4 is further fixed, make 5 stress of sliding supporting bar
Balance, effectively prevent 5 unbalance stress of sliding supporting bar and deforms, to influence the positioning accuracy of cambered way；
The telescopic rod 17 of the hydraulically extensible system is fixedly connected with the lower face of the sliding supporting bar 5, passes through hydraulic pressure
The height of sliding supporting bar 5 is adjusted in telescopic system, can be attained by accurately from the curved channel of different radians
The effect of positioning.
Further, the number of the positioning regulating mechanism be 3 or more, the two neighboring positioning regulating mechanism away from
From equal, the multipoint positioning to curved channel is realized, improve positioning accuracy.
Further, the concave locating piece group includes the first concave locating piece 8 of word order, the second concave locating piece
9 and third concave locating piece 10, the distance between the central shaft of the first concave locating piece 8 and the second concave locating piece 9 is
The distance between central shaft of 400mm, the first concave locating piece 8 and third concave locating piece 10 is 600mm, by by two
A curved channel is individually positioned on the first concave locating piece 8 and the second concave locating piece 9, the curved channel finally oriented
Spacing is 400mm, by the way that two curved channels are individually positioned on the first concave locating piece 8 and third concave locating piece 10,
The spacing for the curved channel finally oriented is 600mm, since the spacing of usual curved channel is 400mm or 600mm, because
This, can directly be positioned the distance of two curved channels by this positioning device, easy to use, fast, not needed pair
Width is adjusted.
Further, the lower end of the first concave locating piece 8, the second concave locating piece 9 and third concave locating piece 10
Face is equipped with circular through hole 11, and three circular through holes 11 run through the sliding supporting bar 5, three circular through holes 11
The center of circle is located on the central shaft of the first concave locating piece 8, the second concave locating piece 9 and third concave locating piece 10,
It is equipped with by the circular through hole 11 in the first concave locating piece 8, the second concave locating piece 9 and third concave locating piece 10
Channel width adjusts mold 12, and it includes the 4th concave locating piece 1201 and the vertical described 4th that the channel width, which adjusts mold 12,
The positioning column 1202 of 1201 lower face of concave locating piece, the positioning column 1202 match with the circular through hole 11, and described
Four concave locating pieces 1201 are located at the positioning column 1202 on same central axes, according to the rule of the curved channel of required positioning
Lattice, the channel width that dimension is installed in concave locating piece adjust mold 12, realize to the curved channel of plurality of specifications
Positioning, it is applied widely.
Further, the side wall of the first concave locating piece 8, the second concave locating piece 9 and third concave locating piece 10
On it is opposite through third fastening bolt 13 is equipped with, the third fastening bolt 13 is threaded in the first concave locating piece
8, on the side wall of the second concave locating piece 9 and third concave locating piece 10, and channel width adjusting mold 12 is tight by third
Fixing bolt 13 is further fixed, and the stability that channel width adjusts mold is improved.
Further, the hydraulically extensible system include hydraulic oil container 14, the hydraulic pressure that is connected with the hydraulic oil container 14
Pump 15, the hydraulic cylinder 16 being connected with the hydraulic pump 15 and hydraulic oil container 14, the telescopic rod being connected with the hydraulic cylinder 16
17, the first control for controlling the hydraulic control system 18 of the telescopic rod 17 and being electrically connected with the hydraulic control system 18
Button 19 and the second control button 20, the first control button 19 control the elongation of telescopic rod 17, and the control of the second control button 20 is stretched
The contraction of contracting bar 17, entire hydraulically extensible system 18 is hydraulically extensible equipment commonly used in the prior art herein, as long as can
Control the elongation and contraction of telescopic rod 17.
The working process of the utility model is as follows：2 curved channels are placed into the upper end of correspondingly concave locating piece first,
One end of 2 curved channels is mutually against on limiting plate 3, close to the side of limiting plate 3, adjusts sliding supporting bar 5 successively
Highly, comply with the radian of curved channel, and by the first fastening bolt 6 and the second fastening bolt 7 to sliding supporting bar 5 into
Row is further fixed, after the completion of adjusting, is welded with band steel and 2 curved channels, curved channel is fixed, fixed
The curved channel of completion is installed on trolley, and tunnel top is fixed in secondary lining pours into a mould process.
When the curved channel to different size positions, the channel width of dimension is adjusted into mold 12 and is passed through
Positioning column 1202 is inserted into circular through hole 11, third fastening bolt 13 is used in combination to adjust mold 12 into traveling one to channel width
The fixation of step can adapt to the positioning of different size curved channel to change the size of original concave locating piece.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (7)
1. a kind of positioning device for railway tunnel contact net curved channel, it is characterised in that：Including shape of the mouth as one speaks supporting rack, vertically
It is fixed on the support leg of four vertex of shape of the mouth as one speaks supporting rack lower face, is arranged in parallel in shape of the mouth as one speaks supporting rack upper surface
Limiting plate and positioning regulating mechanism and the hydraulically extensible system for being fixed at the positioning regulating mechanism lower face,
The shape of the mouth as one speaks supporting rack include first support bar and respectively with two end faces of the first support bar orthogonal
Two supporting rods and third supporting rod, the second support bar and third supporting rod are mutually parallel, and the limiting plate is vertically welded in
In the first support bar；
The positioning regulating mechanism is fixed between the second support bar and third supporting rod, the positioning regulating mechanism
Including be oppositely arranged in the second support bar and third supporting rod vertical slideway, be slidably arranged in the vertical slideway
Sliding supporting bar and be fixed at the concave locating piece group of the sliding supporting bar upper surface, through the vertical slideway
Upper surface is threaded with the first fastening bolt, runs through in the second support bar and third supporting rod and is equipped with and described first
The opposite threaded hole of fastening bolt, the threaded hole internal thread are connected with the second fastening bolt, second fastening bolt from
By holding the upper surface in the second support bar and third supporting rod to be pierced by, the groove direction of the concave locating piece group with it is described
Limiting plate is oppositely arranged；
The telescopic rod of the hydraulically extensible system is fixedly connected with the lower face of the sliding supporting bar.
2. a kind of positioning device for railway tunnel contact net curved channel according to claim 1, it is characterised in that：
The width of the limiting plate is less than the width of the first support bar, and the outer end face of the limiting plate is supported with described first
The outer end face of bar is flush.
3. a kind of positioning device for railway tunnel contact net curved channel according to claim 1, it is characterised in that：
The number of the positioning regulating mechanism is 3 or more, and the distance of the two neighboring positioning regulating mechanism is equal.
4. a kind of positioning device for railway tunnel contact net curved channel according to claim 1, it is characterised in that：
The concave locating piece group includes the first concave locating piece, the second concave locating piece and third concave locating piece of word order,
The distance between central shaft of the first concave locating piece and the second concave locating piece is 400mm, the first concave positioning
The distance between central shaft of block and third concave locating piece is 600mm.
5. a kind of positioning device for railway tunnel contact net curved channel according to claim 4, it is characterised in that：
The lower face of the first concave locating piece, the second concave locating piece and third concave locating piece is equipped with circular through hole, three
The circular through hole runs through the sliding supporting bar, and the center of circle of three circular through holes is located at the first concave positioning
On the central shaft of block, the second concave locating piece and third concave locating piece, the first concave locating piece, the second concave locating piece
Mold is adjusted with channel width is equipped with by the circular through hole in third concave locating piece, the channel width adjusts mold packet
The positioning column of the 4th concave locating piece and vertical 4th concave positioning block bottom face is included, the positioning column and the circle are logical
Hole matches, and the 4th concave locating piece is located at the positioning column on same central axes.
6. a kind of positioning device for railway tunnel contact net curved channel according to claim 5, it is characterised in that：
It is opposite tight through third is equipped on the side wall of the first concave locating piece, the second concave locating piece and third concave locating piece
Fixing bolt, the third fastening bolt are threaded in the first concave locating piece, the second concave locating piece and third concave
On the side wall of locating piece.
7. a kind of positioning device for railway tunnel contact net curved channel according to claim 1, it is characterised in that：
The hydraulically extensible system includes hydraulic oil container, the hydraulic pump being connected with the hydraulic oil container and the hydraulic pump and hydraulic pressure
Hydraulic cylinder that fuel tank is connected, the telescopic rod being connected with the hydraulic cylinder, the control telescopic rod hydraulic control system and
The first control button and the second control button being electrically connected with the hydraulic control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721809761.7U CN207989073U (en) | 2017-12-22 | 2017-12-22 | A kind of positioning device for railway tunnel contact net curved channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721809761.7U CN207989073U (en) | 2017-12-22 | 2017-12-22 | A kind of positioning device for railway tunnel contact net curved channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207989073U true CN207989073U (en) | 2018-10-19 |
Family
ID=63816849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721809761.7U Expired - Fee Related CN207989073U (en) | 2017-12-22 | 2017-12-22 | A kind of positioning device for railway tunnel contact net curved channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207989073U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958473A (en) * | 2017-12-22 | 2019-07-02 | 中铁上海工程局集团有限公司 | A kind of positioning device for railway tunnel contact net curved channel |
| CN112066921A (en) * | 2019-06-11 | 2020-12-11 | 北京国联众泰科技有限公司 | Novel geometric parameter calibration device for contact network |
-
2017
- 2017-12-22 CN CN201721809761.7U patent/CN207989073U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958473A (en) * | 2017-12-22 | 2019-07-02 | 中铁上海工程局集团有限公司 | A kind of positioning device for railway tunnel contact net curved channel |
| CN112066921A (en) * | 2019-06-11 | 2020-12-11 | 北京国联众泰科技有限公司 | Novel geometric parameter calibration device for contact network |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 |
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| CF01 | Termination of patent right due to non-payment of annual fee |