CN201530332U - Compound contact rail support - Google Patents
Compound contact rail support Download PDFInfo
- Publication number
- CN201530332U CN201530332U CN2009201071920U CN200920107192U CN201530332U CN 201530332 U CN201530332 U CN 201530332U CN 2009201071920 U CN2009201071920 U CN 2009201071920U CN 200920107192 U CN200920107192 U CN 200920107192U CN 201530332 U CN201530332 U CN 201530332U
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- Prior art keywords
- support
- contact rail
- stent
- mid
- support bottom
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Abstract
The utility model discloses a compound contact rail support which comprises a lower part, a middle part connected with the upper end of the lower part, and an upper part connected with the top end of the middle part, wherein the lower part is a steel pipe, and the cross section of the steel pipe is shaped like a Chinese character 'hui' with different sizes; the bottom surface of the lower part is connected with the upper surface of one end of a supporting plate; the middle part and the upper part are made of non-metallic material and connected with the lower part into a whole by a fastener; a cavity is formed between the middle part and the upper part and is in coincidence with the top of a contact rail; the inner wall of the upper part is provided with a step-shaped inner notch; the outer wall of the middle part is provided with an outer notch corresponding to the inner notch; the inner notch and the outer notch are respectively embedded with a matched sliding rail; and the slicing rails are directly contacted with the contact rail, and the contact surface is in arc shape. Compared with the traditional steel support (provided with an insulator), the insulation and protection performance of the support is greatly improved, the friction force is small, and the wear resistance is high when the contact rail moves relative to the support, and the cost is saved.
Description
Technical field
The utility model relates to a kind of contact rail support that is used for the subway engineering.
Background technology
In the engineering of urban subway, automobile running orbit one side, be provided with contact rail to the locomotive transferring electric power, existing contact rail support mostly is the bottom and awards stream mode, be that the contact rail support is provided with the ccontaining die cavity of downward opening contact rail, contact rail is fastened on to hang in this die cavity and is located on this contact rail support.Existing contact rail support is the support that bridle iron and insulator match.This support is too much owing to metal parts, its insulating protection deficiency.And insulated terminal and contact rail tread direct contact, and mating surfaces is unreasonable, so when ambient temperature changes when causing contact rail and support to produce relatively moving, cause the wearing and tearing of insulated terminal easily, after the serious wear, insulated terminal just can not use, and needs integral replacing, cause waste of material, strengthen use cost.
The utility model content
The purpose of this utility model is in order to solve the problems of the technologies described above, and provides that a kind of friction force reduces can be for contact rail and support displacement the time, resistance to abrasion is good and can save cost and the improved contact rail compound type of insulating protection performance contact rail support.
For achieving the above object, a kind of compound type contact rail of the utility model design-calculated support, comprise the support bottom, upper end bonded assembly mid-stent with the support bottom, bonded assembly support top, top with mid-stent, the support bottom is a steel pipe, the bottom surface of support bottom is connected with a supporting plate, mid-stent and support top are that non-metallic material is made, itself and described support bottom are fixedly connected, form a die cavity that matches with the contact rail tread between mid-stent and the support top, on the inwall of support top left end, be provided with stepped in breach, on mid-stent left end outer wall, be provided with interior breach corresponding outside breach, interior breach and outer breach are embedded with the slide rail that is complementary with it respectively, slide rail and contact rail direct contact, and mating surfaces is circular-arc.
The material of slide rail wants hardness low than the material of contact rail, the high-abrasive material that friction coefficient is low, for example: nylon, polytetrafluoroethylene, polyformaldehyde.
The front and/or the both sides of described support bottom are provided with reinforced rib.Two sides of reinforced rib can be to be fixedly installed on the upper surface of carriage respectively and on the sidewall of support bottom.
Described support bottom is the steel pipe of " returning " shape for its cross-sectional plane.
The middle part of the outer surface of mid-stent is provided with groove, and the curved shape groove of the outer rim of the outer surface of mid-stent is provided with back-shaped groove between arcuate furrow and the groove.The effect of groove strengthens creep distance.Creep distance: the shortest distance that the exhausted insulating surface in the edge on two adjacent conductors or a conductor and adjacent motor casing surface is measured.
Be respectively equipped with relative vertical strip hole on the front and back tube wall of upper end, support bottom, be provided with sleeve between the strip hole, in the groove of mid-stent rotating-proof nut is installed, strip hole shape on the gabarit of one end of rotating-proof nut and the described support bottom is complementary, it can slide up and down to be stuck in strip hole in the strip hole, on the screw bolt passes support bottom before and after two strip holes on the tube wall and sleeve pipe therebetween and screw in and make support bottom and mid-stent be fixed together in the rotating-proof nut.
On the supporting plate of support bottom, also be provided with horizontal strip hole, be used for this support is fixed on the basis, and can do the front-back direction fine setting.
The compound type contact rail support that the utility model provides, non-metallic material is adopted at last, middle part, and the metallic material manufacturing is still continued to use in the bottom.Adopt non-metallic material to make to the top that is easy to generate the support that corroded of insulation hidden danger, the insulation decay resistance all is improved, the support bottom still is a steel material simultaneously, the characteristics that kept the high good rigidly of its intensity, make compound type contact rail support bring into play the advantage of material aspect separately, the contact surface at contact rail and support partly is provided with rail structure simultaneously, effectively reduces the friction force between contact rail and support, reduce the support abrasion, more saving in material.
Below by accompanying drawing and example the utility model is further specified.
Description of drawings
Fig. 1 is the perspective view of the compound type contact rail support that provides of the utility model;
Fig. 2 is the main sectional structure scheme drawing of support;
Fig. 3 is the perspective view of mid-stent;
Fig. 4 is the main sectional structure scheme drawing of mid-stent;
Fig. 5 is the perspective view on support top;
Fig. 6 is the main sectional structure scheme drawing on support top;
Fig. 7 is the main TV structure scheme drawing of slide rail in this contact rail support;
Fig. 8 is the left TV structure scheme drawing of slide rail;
Fig. 9 is the plan structure scheme drawing of slide rail;
Figure 10 is the structural representation of rotating-proof nut;
Figure 11 is the structural representation with support bottom of another kind of structural bead.
Specific embodiments:
As depicted in figs. 1 and 2: a kind of compound type contact rail support that the utility model provides, comprise support bottom 1, upper end bonded assembly mid-stent 6 with support bottom 1, bonded assembly support top, top 9 with mid-stent 6, support bottom 1 is a steel pipe, its cross-sectional plane is " returning " shape, the bottom surface of support bottom 1 is connected with the upper surface of a supporting plate 101 1 ends, on supporting plate 101, be provided with reinforced rib 102, the leading flank of its side and supporting plate and support bottom is fixed, in order better to be added powerful, can also on two sides two set square reinforced ribs 103 be set about the steel pipe of support bottom, the upper surface of reinforced rib and steel pipe sidewall and supporting plate is welded to connect.Also have a kind of reinforcing rib structure as shown in figure 11, two rectangular plate reinforced rib 102a of bending-like in the front side of support bottom is provided with and is, two sidewalls and supporting plate are connected about itself and steel pipe.On the supporting plate between the reinforced rib 102 of support bottom 1, be provided with former and later two strip holes 12.
Make for non-metallic material on mid-stent 6 and support top 9, itself and support bottom 1 are fixedly connected, the concrete fixing mechanism in mid-stent and support bottom can be: be respectively equipped with relative vertical strip hole 104 on the front and back tube wall of 1 upper end, support bottom, be provided with the sleeve 5 that bracket adjustment is used between the strip hole 104, the middle part of the outer surface of mid-stent 6 is provided with groove, the curved shape groove of the outer rim of the outer surface of mid-stent 6 is provided with back-shaped groove between arcuate furrow and the groove.The effect of groove strengthens creep distance.Rotating-proof nut 2 (see figure 10)s are installed in the groove of mid-stent 6, the gabarit 201 of one end of rotating-proof nut 2 is complementary with strip hole 104 shapes on the support bottom 1, it can slide up and down to be stuck in the strip hole 104 in strip hole 104, two strip holes 104 before and after bolt 3 passes on check washer 4, the support bottom 1 successively on the tube wall and sleeve pipe therebetween 5 and screw in the rotating-proof nut 2 and make support bottom 1 and mid-stent 6 be fixed together.Shown in Fig. 3,4, the inclined to one side outer top surface in the upper end of mid-stent 6 is provided with one and connects screw 600, correspondingly, being provided with on a through hole 900 these through-hole walls in the outside of support top 9 (seeing Fig. 5,6) has keyway, the effect of keyway is to prevent bolt looseness, and a bolt 7 wears fixed via on the support top 9 and the screw that screws on the mid-stent 6 makes mid-stent and support top be fixed together.More reliable in order to make that support top and mid-stent are connected, can be provided with a projection 601 (seeing Fig. 3,4) at the edge, front and back of the upper surface of mid-stent, its spacing and support top the size match of fore-and-aft direction, make that when support top 9 and mid-stent 6 are connected support top 9 places inlay card combination between two projectioies 601 of mid-stent 6.Prevent from when contact rail produces relative displacement during in variation of ambient temperature and between support, to make support top 9 and the dislocation of mid-stent 6 supports.
Form a die cavity A who matches with the contact rail tread between mid-stent 6 and the support top 9, on the inwall of support top 9 left ends, be provided with stepped in breach 901, on mid-stent 6 left end outer walls, be provided with interior breach 901 corresponding outside breach 602, be embedded with the nylon slide rail 10 that is complementary with it respectively on the wall of interior breach 901 and outer breach 602, slide rail 10 and contact rail direct contact, and mating surfaces is circular-arc.In order to make nylon slide rail 10 combine closely with outer breach 602 and interior breach 901, establish hole 603 outside on the breach, on interior breach, establish hole 902, correspondingly, on slide rail 10, establish protruding 10a and be plugged in combination in the respective aperture.
On the supporting plate 101 between the reinforced rib 102 of support bottom 1, be provided with horizontal strip hole 12.Like this, support bottom 1 can be any adjusting in installation according to the position of track, and the vertical strip hole of the upper end of support bottom also makes mid-stent and the support top upper-lower position on the support bottom on it obtain the adjustment of certain limit, to adapt to the position of contact rail.
Claims (8)
1. compound type contact rail support, it is characterized in that: comprise the support bottom, upper end bonded assembly mid-stent with the support bottom, bonded assembly support top, top with mid-stent, the support bottom is a steel pipe, the bottom surface of support bottom is connected with the upper surface of a supporting plate one end, mid-stent and support top are that non-metallic material is made, itself and described support bottom are fixedly connected, form a die cavity that matches with the contact rail tread between mid-stent and the support top, on the inwall of support top left end, be provided with stepped in breach, on mid-stent left end outer wall, be provided with interior breach corresponding outside breach, interior breach and outer breach are embedded with the slide rail that is complementary with it respectively, slide rail and contact rail direct contact, and mating surfaces is circular-arc.
2. compound type contact rail support according to claim 1 is characterized in that: described slide rail is low for the described contact rail of its hardness ratio, the high-abrasive material that friction coefficient is low.
3. compound type contact rail support according to claim 1 is characterized in that: the material of described slide rail is nylon, polyformaldehyde or polytetrafluoroethylene.
4. compound type contact rail support according to claim 1 is characterized in that: the front and/or the both sides of described support bottom are provided with reinforced rib, and two sides of reinforced rib are fixedly installed on the upper surface of carriage respectively and on the sidewall of support bottom.
5. compound type contact rail support according to claim 1, it is characterized in that: the middle part of the outer surface of described mid-stent is provided with groove, and the curved shape groove of the outer rim of the outer surface of mid-stent is provided with back-shaped groove between arcuate furrow and the groove.
6. compound type contact rail support according to claim 1, it is characterized in that: be respectively equipped with relative vertical strip hole on the front and back tube wall of upper end, described support bottom, be provided with sleeve between the strip hole, in the groove of mid-stent rotating-proof nut is installed, strip hole shape on the gabarit of one end of rotating-proof nut and the described support bottom is complementary, it can slide up and down to be stuck in strip hole in the strip hole, on the screw bolt passes support bottom before and after two strip holes on the tube wall and sleeve pipe therebetween and screw in and make support bottom and mid-stent be fixed together in the rotating-proof nut.
7. compound type contact rail support according to claim 1 is characterized in that: be provided with horizontal strip hole on the supporting plate of support bottom.
8. compound type contact rail support according to claim 1 is characterized in that: described support bottom is that cross-sectional plane is the steel pipe of " returning " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201071920U CN201530332U (en) | 2009-04-15 | 2009-04-15 | Compound contact rail support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201071920U CN201530332U (en) | 2009-04-15 | 2009-04-15 | Compound contact rail support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201530332U true CN201530332U (en) | 2010-07-21 |
Family
ID=42525740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201071920U Expired - Fee Related CN201530332U (en) | 2009-04-15 | 2009-04-15 | Compound contact rail support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201530332U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226562A (en) * | 2015-10-22 | 2016-01-06 | 广州供电局有限公司 | A kind of post insulator auxiliary replacement device and mounting structure |
| WO2016074564A1 (en) * | 2014-11-11 | 2016-05-19 | 中车青岛四方机车车辆股份有限公司 | Simulation system for current collecting surface of c-type contact rail |
| CN108528276A (en) * | 2017-03-02 | 2018-09-14 | 天津益昌电气设备股份有限公司 | A kind of rail traffic third rail dovetail groove bearing |
| CN108909540A (en) * | 2018-06-22 | 2018-11-30 | 苏州大成电子科技有限公司 | A kind of adjustable conductor rail bracket |
| CN109204345A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | Rail engineering automobile |
-
2009
- 2009-04-15 CN CN2009201071920U patent/CN201530332U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016074564A1 (en) * | 2014-11-11 | 2016-05-19 | 中车青岛四方机车车辆股份有限公司 | Simulation system for current collecting surface of c-type contact rail |
| US9891140B2 (en) | 2014-11-11 | 2018-02-13 | Crrc Qingdao Sifang Co., Ltd. | Simulation system for current collecting surface of C-type contact rail |
| CN105226562A (en) * | 2015-10-22 | 2016-01-06 | 广州供电局有限公司 | A kind of post insulator auxiliary replacement device and mounting structure |
| CN108528276A (en) * | 2017-03-02 | 2018-09-14 | 天津益昌电气设备股份有限公司 | A kind of rail traffic third rail dovetail groove bearing |
| CN109204345A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | Rail engineering automobile |
| CN108909540A (en) * | 2018-06-22 | 2018-11-30 | 苏州大成电子科技有限公司 | A kind of adjustable conductor rail bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20130415 |