CN105172621B - Third rail insulated support of subway - Google Patents
Third rail insulated support of subway Download PDFInfo
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- CN105172621B CN105172621B CN201510606549.XA CN201510606549A CN105172621B CN 105172621 B CN105172621 B CN 105172621B CN 201510606549 A CN201510606549 A CN 201510606549A CN 105172621 B CN105172621 B CN 105172621B
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Abstract
The present invention discloses a kind of third rail insulated support of subway, and it includes insulating fastener (1), insulator support (2) and base (3)；Insulator support (2) includes head piece (2.1), lower supporting plate (2.2) and oblique arm (2.3), and the rear end of head piece (2.1) is each attached to the front end face of oblique arm (2.3) with the rear end of lower supporting plate (2.2)；Insulating fastener (1) is made up of riser (1.1) and oblique support plate (1.2)；Riser (1.1) upper surface is lower inclined plane (1.3), the front end of head piece (2.1) bottom surface is ramp (2.4), and insulating fastener (1) is spirally connected through the screw (4) vertical with ramp (2.4) with head piece (2.1)；Lower supporting plate (2.2), oblique arm (2.3), head piece (2.1) and insulating fastener (1) constitute the chamber of accommodating 3rd rail (5) upper part.The support stability and fastness can prevent well potential safety hazard.
Description
Technical field
It is especially a kind of the 3rd rail insulating support of underground railway track the present invention relates to field of urban traffic.
Background technology
At present, city underground uses third-rail current collection mode more, i.e., one I-steel conduct of parallel laid outside two rails
3rd rail (conductor rail), subway electric car is by current-collecting device from third-rail current collection.
3rd rail is vacantly set, and (such as 4.5 meters) can be provided with one and be used for Suspending fixation the at a certain distance on the 3rd rail
3rd rail insulating support of three rails.
Our company has applied for Patent No. CN201010190891.3, entitled third rail insulated support of subway in 2010
Patent of invention, as shown in figure 1, the support includes insulator support 101, insulating fastener 102 and the bottom being fixed on track foundation
Seat 103；Insulator support 101 includes vertical support plate 104, main beam 105, vertical connecting plate 106 and head piece 107, vertical branch
Board 104 is fixed on the madial wall of base 103, and the top of vertical support plate 104 is fixed with the rear end of main beam 105, the front end of main beam 105
Provided with lower support plate 108, the front end of main beam 105 is fixed with the rear end of head piece 107 through vertical connecting plate 106；Insulating fastener 102 by
Upper flange 109, riser 110 and lower wing plate 111 are formed, and three is bent into conduit 113, and insulating fastener is stretched into the front end of head piece 107
In 102 conduit 113 and both fix through cross screw 112；The upper flange 109 of insulating fastener 102 is sharp with the angle of riser 110
Angle, lower wing plate 111 and the angle of riser 110 are obtuse angle, and the bottom surface of upper flange 109 forms the upper inwall of conduit 113 and lower wing plate 111
Top surface form the lower inwall of conduit 113, the upper inwall of conduit 113 is parallel inclined-plane with lower inwall, and before head piece 107
End be provided with the upper inwall of insulating fastener 102 be parallel to each other against inclined-plane, above-mentioned lower support plate 108, vertical connecting plate
106th, head piece 107 and insulating fastener 102 constitute the chamber of accommodating 3rd rail upper part.
Then, it have passed through after the actual production more than 3 years is used and find, said structure has a drawback, i.e. insulating fastener
Be folded over more, the angle especially between the upper flange and riser of insulating fastener is acute angle, and corner amplitude is also big, so, is used
During glass-reinforced plastic material die casting insulating fastener, casting liquid needs to get to by a larger corner of bending from the rising head of die cavity
Wing plate, cause insulating fastener upper flange and other parts pressure it is different, density of material is thin, and intensity is substantially weaker, dress
The position is easily broken off destroying after matching somebody with somebody, and causes solid failure of the support to track, and stability and fastness are poor, it is hidden safety to be present
Suffer from.
And our company has also applied for the patent of a similar structures in the same year, i.e. Patent No. CN201010190888.1,
The patent of invention of entitled insulated support of subway contact rail, as shown in Fig. 2 the structure of the support is similar with first support,
It is to include insulator support 101, insulating fastener 102 and the base 103 being fixed on track foundation；Insulator support 101 is also to include
Vertical support plate 104, main beam 105, vertical connecting plate 106 and the head piece 107 being sequentially connected from back to front, vertical support plate
104 are equally fixed on the madial wall of base 103, and the front end of main beam 105 also is provided with lower support plate 108, and the front end of head piece 107 is equally stretched
Enter in the conduit 113 of insulating fastener 102 and both equally fix through cross screw 112, above-mentioned lower support plate 108, vertically connect
Fishplate bar 106, head piece 107 and insulating fastener 102 have equally constituted the chamber of accommodating conductor rail namely the 3rd rail upper part；And
The difference of the patent and first patent is：The leading portion of head piece 107 is not inclined-plane but raised line 114, although insulating fastener 102
Also riser 110, upper flange 109 and lower wing plate 111 are included, but inwall is plane on the bottom surface of upper flange 109 i.e. conduit 113,
Also the downward flange in the rear end of upper flange 109 forms the step surface 115 to be cooperated with the front end of head piece 107.
The support of second of structure there is also it is similar to the first structure the problem of, even more seriously, because second
The bending more than the first of the insulating fastener of frame more flange, so, the position of the wing plate casts liquid more during die casting
It is not easily accessible to, its pressure is smaller, and density of material is thinner, and intensity is weaker, and destruction is more easily broken off in the position after assembling, more holds
Solid failure of the support to track is easily caused, stability and fastness are worse, bigger potential safety hazard be present.
The content of the invention
It is good that the technical problem to be solved in the present invention is to provide a kind of stability and fastness, prevents the subway of potential safety hazard
3rd rail insulating support.
The technical solution of the present invention is to provide a kind of third rail insulated support of subway with following structure, and it is wrapped
Insulating fastener, insulator support and the base being fixed on track foundation are included,
Insulator support includes head piece, lower supporting plate and oblique arm, and oblique arm rear end is fixed on the madial wall of base, head piece
Rear end and the rear end of lower supporting plate be each attached to the front end face of oblique arm, head piece, oblique arm and lower supporting plate are integrated；
Insulating fastener is made up of riser and oblique support plate, and riser lower end is fixed with oblique support plate front end and both are integrated；
Riser upper surface is lower inclined plane, and the front end of head piece bottom surface is provided with the ramp parallel with lower inclined plane, insulating fastener
It is spirally connected through the screw vertical with ramp and head piece and the lower inclined plane of the ramp of head piece and riser pushes against；Lower supporting plate,
Oblique arm, head piece and insulating fastener together constitute the chamber of accommodating 3rd rail upper part.
After above structure, third rail insulated support of subway of the present invention compared with prior art, has advantages below：
First, the shape of insulating fastener is simplified, reduces the bending quantity of fastener, moreover, the riser of fastener and tiltedly branch
Angle i.e. bending angle between fagging is also smaller, and so, during die casting fastener, whole fastener die casting pressure is balanced, material
Expect that even density is fine and close, intensity is preferable, will not be broken off destroying after assembling, support is to track good fixing effect, stability and jail
Soundness is high, prevents potential safety hazard；The contact surface being additionally, since between fastener and insulator support is inclined-plane, and inclined-plane is with screw
Vertical, so, the pressure that screw applies just can all act on both connection fastenings, and other side is not present in the pressure of screw
To component, just there is no the waste of power yet, further strengthen fixed effect, raising stability and firmness.
As an improvement, it also includes the backing plate of left and right two blocks of flexible materials, every piece of backing plate is by perpendicular pad and lock washer structure
Into perpendicular pad is connected with lock washer and both are integrated；Oblique arm front end face is provided with a square pit, and lower supporting plate top surface is provided with
One skewed slot connected with the square pit；Riser inner surface also is provided with a square pit, and oblique support plate top surface also is provided with one
The individual skewed slot connected with the square pit；The thickness of perpendicular pad is more than the depth of square pit, and the thickness of lock washer is more than skewed slot
Depth；A positioning hole is provided with each square pit, each perpendicular pad is provided with alignment pin；The perpendicular pad on the right is stuck in tiltedly
In the square pit of arm front end face and the alignment pin for erecting pad is inserted in the positioning hole of the square pit, the lock washer card on the right
In the skewed slot of lower supporting plate；The perpendicular pad on the left side is stuck in the alignment pin insertion party that in the square pit of riser and this erects pad
In the positioning hole of shape pit, the lock washer on the left side is stuck in the skewed slot of oblique support plate, and so, the Standard is convenient, it is only necessary to
Backing plate is caught in corresponding square pit and skewed slot, and alignment pin can realize that the overall positioning of backing plate avoids sliding, track
Gravity energy is by backing plate card jail, moreover, there is the supporting and protecting of backing plate, avoids track and support rigid collision, reduces noise, reduces
Abrasion, increases the service life.
Brief description of the drawings
Fig. 1 is a kind of cross section structure diagram of embodiment of the third rail insulated support of subway of prior art.
Fig. 2 is the cross section structure diagram of another embodiment of the third rail insulated support of subway of prior art.
Fig. 3 is the structural representation of the third rail insulated support of subway of the present invention.
Fig. 4 is the cross section structure diagram of the third rail insulated support of subway of the present invention.
Fig. 5 is confined explosion's structural representation of the third rail insulated support of subway of the present invention.
Shown in figure
A kind of parts of the third rail insulated support of subway of embodiment of prior art：101st, insulator support, 102, absolutely
Edge fastener, 103, base, 104, vertical support plate, 105, main beam, 106, vertical connecting plate, 107, head piece, 108, lower branch
Board, 109, upper flange, 110, riser, 111, lower wing plate, 112, screw, 113, conduit.
The parts of the third rail insulated support of subway of another embodiment of prior art：101st, insulator support, 102,
Insulating fastener, 103, base, 104, vertical support plate, 105, main beam, 106, vertical connecting plate, 107, head piece, 108, under
Support plate, 109, upper flange, 110, riser, 111, lower wing plate, 112, screw, 113, conduit, 114, raised line, 115, step surface.
The parts of third rail insulated support of subway of the present invention：1st, insulating fastener, 1.1, riser, 1.2, oblique support plate,
1.3rd, lower inclined plane, 2, insulator support, 2.1, head piece, 2.2, lower supporting plate, 2.3, oblique arm, 2.4, ramp, 3, base, 3.1,
Madial wall, 4, screw, the 5, the 3rd rail, 6, backing plate, 6.1, perpendicular pad, 6.2, lock washer, 7, square pit, 8, skewed slot, 9, positioning
Hole, 10, alignment pin.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in Fig. 3, Fig. 4, Fig. 5, third rail insulated support of subway of the present invention, it includes insulating fastener 1, insulator support 2
With the base 3 being fixed on track foundation.
Insulator support 2 includes head piece 2.1, lower supporting plate 2.2 and oblique arm 2.3, and the rear end of oblique arm 2.3 is fixed on base 3
On madial wall 3.1, the rear end of head piece 2.1 is each attached to the front end face of oblique arm 2.3, head piece with the rear end of lower supporting plate 2.2
2.1st, oblique arm 2.3 and lower supporting plate 2.2 are integrated.
Insulating fastener 1 is made up of riser 1.1 and oblique support plate 1.2, and the lower end of riser 1.1 is fixed with the front end of oblique support plate 1.2
And both are integrated.
The upper surface of riser 1.1 is lower inclined plane 1.3, the front end of the bottom surface of head piece 2.1 be provided with it is parallel with lower inclined plane 1.3 it is upper tiltedly
Face 2.4, insulating fastener 1 is spirally connected through the screw 4 vertical with ramp 2.4 with head piece 2.1 and the ramp of head piece 2.1 2.4
Pushed against with the lower inclined plane 1.3 of riser 1.1；Lower supporting plate 2.2, oblique arm 2.3, head piece 2.1 and insulating fastener 1 together constitute appearance
Put the chamber of the upper part of the 3rd rail 5.
The third rail insulated support of subway also includes the backing plate 6 of left and right two blocks of flexible materials, and every piece of backing plate 6 is by erecting pad
6.1 and lock washer 6.2 form, perpendicular pad 6.1 be connected with lock washer 6.2 and both be integrated；The front end face of oblique arm 2.3 is provided with one
Square pit 7, the top surface of lower supporting plate 2.2 are provided with a skewed slot 8 connected with the square pit 7；The inner surface of riser 1.1 also is provided with
One square pit 7, the top surface of oblique support plate 1.2 also are provided with a skewed slot 8 connected with the square pit 7；The thickness of perpendicular pad 6.1
Degree is more than the depth of square pit 7, and the thickness of lock washer 6.2 is more than the depth of skewed slot 8；One is provided with each square pit 7
Positioning hole 9, each erect pad 6.1 and be provided with alignment pin 10；The perpendicular pad 6.1 on the right is stuck in the square recessed of the front end face of oblique arm 2.3
In hole 7 and the alignment pin 10 for erecting pad 6.1 is inserted in the positioning hole 9 of the square pit 7, and the lock washer 6.2 on the right is stuck in down
In the skewed slot 8 of supporting plate 2.2；The perpendicular pad 6.1 on the left side is stuck in the positioning that in the square pit 7 of riser 1.1 and this erects pad 6.1
Pin 10 is inserted in the positioning hole 9 of the square pit 7, and the lock washer 6.2 on the left side is stuck in the skewed slot 8 of oblique support plate 1.2.
Claims (1)
1. a kind of third rail insulated support of subway, it includes insulating fastener (1), insulator support (2) and is fixed on track foundation
Base (3), it is characterised in that：
Insulator support (2) includes head piece (2.1), lower supporting plate (2.2) and oblique arm (2.3), and oblique arm (2.3) rear end is fixed on bottom
On the madial wall (3.1) of seat (3), the rear end of head piece (2.1) is each attached to oblique arm (2.3) with the rear end of lower supporting plate (2.2)
Front end face, head piece (2.1), oblique arm (2.3) and lower supporting plate (2.2) are integrated；
Insulating fastener (1) is made up of riser (1.1) and oblique support plate (1.2), before riser (1.1) lower end and oblique support plate (1.2)
End is fixed and both are integrated；
Riser (1.1) upper surface is lower inclined plane (1.3), and the front end of head piece (2.1) bottom surface is provided with parallel with lower inclined plane (1.3)
Ramp (2.4), insulating fastener (1) is spirally connected through the screw (4) vertical with ramp (2.4) with head piece (2.1) and head piece
(2.1) lower inclined plane (1.3) of ramp (2.4) and riser (1.1) pushes against；Lower supporting plate (2.2), oblique arm (2.3), head piece
(2.1) and insulating fastener (1) together constitutes the chamber of accommodating 3rd rail (5) upper part；
The third rail insulated support of subway also includes the backing plate (6) of left and right two blocks of flexible materials, and every piece of backing plate (6) is by erecting pad
(6.1) formed with lock washer (6.2), perpendicular pad (6.1) is connected with lock washer (6.2) and both are integrated；Oblique arm (2.3) front end
Face is provided with a square pit (7), and lower supporting plate (2.2) top surface is provided with a skewed slot (8) connected with the square pit (7)；
Riser (1.1) inner surface also is provided with a square pit (7), and oblique support plate (1.2) top surface also is provided with one and the square pit
(7) skewed slot (8) of connection；The thickness of perpendicular pad (6.1) is more than the depth of square pit (7), and the thickness of lock washer (6.2) is more than
The depth of skewed slot (8)；A positioning hole (9) is provided with each square pit (7), pad (6.1) is each erected and is provided with alignment pin
(10)；The perpendicular pad (6.1) on the right is stuck in the positioning that in the square pit (7) of oblique arm (2.3) front end face and this erects pad (6.1)
Pin (10) is inserted in the positioning hole (9) of the square pit (7), and the lock washer (6.2) on the right is stuck in the skewed slot of lower supporting plate (2.2)
(8) in；The perpendicular pad (6.1) on the left side is stuck in the alignment pin that in the square pit (7) of riser (1.1) and this erects pad (6.1)
(10) insert in the positioning hole (9) of the square pit (7), the lock washer (6.2) on the left side is stuck in the skewed slot of oblique support plate (1.2)
(8) in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510606549.XA CN105172621B (en) | 2015-09-22 | 2015-09-22 | Third rail insulated support of subway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510606549.XA CN105172621B (en) | 2015-09-22 | 2015-09-22 | Third rail insulated support of subway |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105172621A CN105172621A (en) | 2015-12-23 |
| CN105172621B true CN105172621B (en) | 2017-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510606549.XA Active CN105172621B (en) | 2015-09-22 | 2015-09-22 | Third rail insulated support of subway |
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| Country | Link |
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| CN (1) | CN105172621B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109109911A (en) * | 2018-09-04 | 2019-01-01 | 天津益昌电气设备股份有限公司 | A kind of warning device for preventing conductor rail bracket from toppling |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4378909A (en) * | 1979-11-06 | 1983-04-05 | C. Delachaux | Fish-plates for electrically conducting railway rails |
| CN2659732Y (en) * | 2003-10-21 | 2004-12-01 | 北京鼎昌复合材料有限责任公司 | Conductor rail support frame |
| CN2716061Y (en) * | 2004-04-30 | 2005-08-10 | 铁道部电气化工程局宝鸡器材厂 | Insulated bracing or strutting arrangement for rail traffic conductor rail |
| CN101837745A (en) * | 2010-05-31 | 2010-09-22 | 宁波华缘玻璃钢电器制造有限公司 | Third rail insulated support of subway |
| CN204296495U (en) * | 2014-09-30 | 2015-04-29 | 西安新铂材料科技有限公司 | Conductor rail insulated track support in City Rail Transit System |
| CN204915351U (en) * | 2015-09-22 | 2015-12-30 | 宁波华缘玻璃钢电器制造有限公司 | Subway third rail insulation support |
-
2015
- 2015-09-22 CN CN201510606549.XA patent/CN105172621B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4378909A (en) * | 1979-11-06 | 1983-04-05 | C. Delachaux | Fish-plates for electrically conducting railway rails |
| CN2659732Y (en) * | 2003-10-21 | 2004-12-01 | 北京鼎昌复合材料有限责任公司 | Conductor rail support frame |
| CN2716061Y (en) * | 2004-04-30 | 2005-08-10 | 铁道部电气化工程局宝鸡器材厂 | Insulated bracing or strutting arrangement for rail traffic conductor rail |
| CN101837745A (en) * | 2010-05-31 | 2010-09-22 | 宁波华缘玻璃钢电器制造有限公司 | Third rail insulated support of subway |
| CN204296495U (en) * | 2014-09-30 | 2015-04-29 | 西安新铂材料科技有限公司 | Conductor rail insulated track support in City Rail Transit System |
| CN204915351U (en) * | 2015-09-22 | 2015-12-30 | 宁波华缘玻璃钢电器制造有限公司 | Subway third rail insulation support |
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| CN105172621A (en) | 2015-12-23 |
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Address after: 315175 Xueyuan Road, Gaoqiao Industrial Zone, Haishu District, Ningbo, Zhejiang Province, No. 788 Patentee after: Huayuan new materials Limited by Share Ltd Address before: 315175, No. 788, Gaoqiao Town, Yinzhou District, Zhejiang, Xueyuan Road, Ningbo Patentee before: Ningbo Huayuan FRP Electrical Appliance Manufacture Co., Ltd. |