CN101698389A - Hinge-type positioning ring of overhead contact line equipment of electrified railway - Google Patents
Hinge-type positioning ring of overhead contact line equipment of electrified railway Download PDFInfo
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- CN101698389A CN101698389A CN200910218686A CN200910218686A CN101698389A CN 101698389 A CN101698389 A CN 101698389A CN 200910218686 A CN200910218686 A CN 200910218686A CN 200910218686 A CN200910218686 A CN 200910218686A CN 101698389 A CN101698389 A CN 101698389A
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Abstract
The invention discloses a hinge-type positioning ring of overhead contact line equipment of an electrified railway, which comprises an anchor ear I and an anchor ear II, wherein the anchor ear I is connected with the anchor ear II through a pin shaft to form a hinge structure; the anchor ear I and the anchor ear II are provided with semicircular parts respectively; the semicircular parts of the anchor ear I and the anchor ear II are arranged oppositely to form a circular channel; a free end of the anchor ear I is provided with two square through holes side by side; a free end of the anchor ear II is provided with two round through holes side by side; the top part on the outer side of the semicircular part of the anchor ear II is welded with a double-ear type connecting plate in parallel; and one side of the double-ear type connecting plate positioned on one side of the free end of the anchor ear I is provided with a square through hole while the other side is provided with a round through hole. The hinge-type positioning ring can meet the slippage indexes in an electrified railway system after the hinge-type positioning ring is connected with a cantilever, and has the advantages of high stability, good surface quality, good anti-sandstorm abrasion resistance and convenient installation.
Description
Technical field
The invention belongs to electrified railway power supply equipment contact net system technical field, relate to a kind of hinge-type steady ring of high-speed electric railway contact system.
Background technology
In the bracket device in the electrified railway power supply equipment contact net system, be formed by connecting by parts such as horizontal bracket, oblique wrist and arm and registration arms.Wherein, to captive joint by the steady ring part between horizontal bracket and oblique wrist and arm, oblique wrist and arm and the registration arm.The anchor ear type steady ring of domestic use mainly comprises several union pieces such as bushing double eye and steady ring, mostly is die forging type technology, has adopted the two-piece type structure.When part is installed, require to adopt the standard Tightening moment of 44-56N.m, four M12 bolts are carried out alternately fastening, to guarantee the slippage loading of part on the bracket pipe.This anchor ear type steady ring requires very strict to the fastening order of bolt and moment etc., otherwise will influence the slippage loading between anchor ear and the steel pipe, and installation effectiveness is lower.In order to improve installation rate, above part is retrofited, revised the external arc curve of part, increased the intensity of part, increase card bolt cap six square grooves, increased the width of anchor ear, and two connection structures of correcting one's mistakes are the hinge connection structure.Simplify the used instrument of on-site installation, saved the set-up time.External anchor ear type steady ring also has multiple pattern, and representative type Germany pattern mostly is anchor ear pattern up and down greatly, adopts aluminum alloy materials, but aluminum alloy materials intensity ratio lower (with respect to steel part Q235A).France adopts copper alloy casting anchor ear type steady ring, but has foundry defect, and cost is higher.The steady ring of said structure is not the hinge structure form, main existing problems are: install complicated, set-up time is long, the body width dimensions is big inadequately, and the sliding technology index after making steady ring and bracket being connected is not high enough, poor stability, particularly in the electrified railway system, under the big situation of the working tension of contact wire, steady ring will have higher sliding technology index and higher stable performance, could satisfy operating needs.
Summary of the invention
The hinge-type steady ring that the purpose of this invention is to provide a kind of electrification railway contact net, have enough width and mechanical characteristics, has the hinge-type structure, slippage index after satisfying steady ring in the electrified railway system and bracket being connected, has advantages of higher stability, and can usefulness more than one, replace bushing double eye to use.
The technical solution adopted in the present invention is, the hinge-type steady ring of electrification railway contact net, comprise anchor ear I and anchor ear II, anchor ear I is connected by bearing pin with anchor ear II, constitute hinge structure, anchor ear I and anchor ear II have the semicircular structure part respectively, the semicircular structure of anchor ear I and anchor ear II partly is oppositely arranged, form cylindrical channel, the free end of anchor ear I has been arranged side by side two square through-holes, and the free end of anchor ear II has been arranged side by side two manholes, the parallel ears type connecting panel that is welded with of outside top of anchor ear I semicircular structure part, ears type connecting panel is positioned at anchor ear I free end one side, has square through-hole, and opposite side has manhole.
Characteristics of the present invention also are,
The free-ended square through hole of anchor ear I and the free-ended manhole of anchor ear II are for corresponding one by one, and its center is respectively on same axis.
The free-ended square through hole of anchor ear I is a square.
The free-ended through hole of anchor ear II is circular.
The free end of anchor ear I and anchor ear II is an oblong, and rectangular three outer perimeter die-forging formings are the flanging with certain altitude, has the effect of the rigidity that strengthens cuboid.
The smooth bonded assembly of the oblong free end of anchor ear I and anchor ear II and middle semicircular structure part middle part is provided with the projection of a half cone-shaped, and this projection is processed by die forging, has strengthened the free-ended rigidity of oblong.
One side of the semicircle intermediate structure part of anchor ear I and anchor ear II is connected with two cylinders and a cylinder respectively, and the intermediate structure part is connected with this cylinder is smooth, and its interface section is as a whole by being welded to connect into.
The square through hole of ears type connecting panel and the circular coaxial setting of through hole.
The square through hole of ears type connecting panel is a square, and another through hole is circular.
Ears type connecting panel is a U type structure, is processed by the punching press die forging.
Steady ring of the present invention adopts the hinge-type structure, have characteristics simple in structure, that rotation is flexible, easy to adjust, can be applicable to the operating needs of the following common speed of a motor vehicle of speed per hour 250km/h, also can satisfy the operation speed per hour requirement of the above high speed passenger dedicated railway of speed per hour 250km/h.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of hinge-type steady ring of the present invention;
Fig. 2 is the structural representation of anchor ear I in the hinge-type steady ring of the present invention;
Fig. 3 is the structural representation of anchor ear II in the hinge-type steady ring of the present invention;
Fig. 4 is the structural representation of ears type connecting panel in the hinge-type steady ring of the present invention;
Fig. 5 is the structural representation of bearing pin in the hinge-type steady ring of the present invention.
Among the figure, 1. ears type connecting panel, 2. anchor ear I, 3. anchor ear II, 4. bearing pin, 5. bolt assembly A, 6. bolt assembly B.
The specific embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments.
The structure of hinge-type steady ring of the present invention, as shown in Figure 1.Comprise anchor ear I 2, the side of anchor ear I 2 is connected by bearing pin 4 with the side of anchor ear II 3, and bearing pin 4 two ends form umbrella-shaped structure by revolving anchor, prevent that anchor ear I 2 and anchor ear II 3 from coming off, thereby form the hinge-type structure.Anchor ear I 2 and anchor ear II 3 have the semicircular structure part, and the semicircular structure of anchor ear I 2 and anchor ear II 3 partly is oppositely arranged, and form a cylindrical channel.The free end of anchor ear I 2 has been arranged side by side two square through holes, the free end of anchor ear II 3 has been arranged side by side two manholes, two manholes on two square through holes on the anchor ear I 2 and the anchor ear II 3 are for corresponding one by one, and its center is respectively on same axis.The outside top of anchor ear I 2 semicircular structures part is welded with ears type connecting panel 1, and a pair of connecting panel on the ears type connecting panel 1 is symmetrical arranged with respect to the axis of the cylindrical channel that two anchor ears form, and integrant ears type connecting panel.Ears type connecting panel 1 is positioned near anchor ear I 2 free-ended sides, have square through-hole, the opposite side of ears type connecting panel 1 has manhole, the square through-hole of ears type connecting panel 1 and the coaxial setting of manhole, and anchor ear I 2 free-ended square through holes are square through-hole.
The structure of anchor ear I 2 among the present invention, as shown in Figure 2.Anchor ear I 2 is the integral body that three parts constitute, centre portion is a semicircular structure, one side of this intermediate structure part is connected with discrete two cylinders, two cylinders are set to symmetrical structure, intermediate structure part and these two smooth connections of cylinder, its interface section is as a whole by being welded to connect into.The opposite side of intermediate structure part is connected with a cuboid wide with it, one side of this cuboid and semicircle smooth connection of intermediate structure part, cuboid and middle semicircular structure part bonded assembly middle part are provided with the projection of a half cone-shaped, this projection is the reinforced rib of die-forging forming, other three outer perimeter die-forging formings are the flanging with certain altitude, all have the effect of the rigidity that strengthens cuboid.Have two square through-holes on the cuboid side by side.
The structure of anchor ear II 3 among the present invention, as shown in Figure 3.Anchor ear II 3 is the integral body that three parts constitute, and centre portion is a semicircular structure, and a side of this intermediate structure part is connected with a cylinder, and this cylinder is smooth is connected with this for the intermediate structure part, and its interface section is as a whole by being welded to connect into.The opposite side of intermediate structure part is connected with a cuboid wide with it, one side of this cuboid and semicircle smooth connection of intermediate structure part, cuboid and middle semicircular structure part bonded assembly middle part are provided with the projection of a half cone-shaped, this projection is the reinforced rib of die-forging forming, other three outer perimeter die-forging formings are the flanging with certain altitude, all have the effect of the rigidity that strengthens cuboid.Have two manholes on the cuboid side by side.
The structure of ears type connecting panel 1 among the present invention, as shown in Figure 4.Ears type connecting panel 1 is a U-shaped structure, is formed by the steel mould forging molding.Ears type connecting panel 1 is positioned near anchor ear I 2 free-ended sides, has square through-hole, and opposite side has manhole, the square through-hole of ears type connecting panel 1 and the coaxial setting of manhole.
The structure of bearing pin 4 among the present invention, as shown in Figure 5.Bearing pin 4 is a cylindrical structural, is cut by the round steel bar truck to form.The two ends of cylindrical structural are provided with counterbore.When anchor ear I 2 and anchor ear II 3 assemblings, make the outer rim of cylindrical structural two ends counterbore be folded into umbrella-shaped structure by revolving anchor, be used for fixing 3 one-tenth hinge-type structures of anchor ear I 2 and anchor ear II.
Anchor ear I 2, anchor ear II 3 and ears type connecting panel 1 all adopt structural carbon steel Q235A, Q345 sheet metal component through punching press, die-forging forming.
Adopt the prewired connection of hinge-type between anchor ear I 2 and the anchor ear II 3, place of bolt connects.Make the bonded assembly unfailing performance better on the one hand; On the other hand, make the high-altitude installation exercise more convenient, aloft work efficient is higher.
Adopt square hole as bolt connecting hole, be convenient to on-the-spot construction and installation.
It is 6 millimeters quality carbon structural steel that hinge-type steady ring of the present invention is selected thickness for use, the employing thermoforming process is made, make the property retention of sheet material constant, overcome the steel plate interior tissue distortion that the processing of cold forming process before causes and the defective of crackle, surface quality is good, stable performance, anti-blown sand polishing machine are good, easy for installation.And, improve intensity and performance rate by increasing reverse reinforced rib and drawing and forming height, aesthetic in appearance generous, three-dimension effect is strong.
Hinge-type steady ring of the present invention, the cylindrical channel anchor ear that two anchor ears are formed be in the outside of bracket, and captive joint with horizontal bracket or oblique wrist and arm by two cover bolt assembly A 5, prevents that the hinge-type steady ring from producing slippage on horizontal bracket or oblique wrist and arm.Ears type connecting panel is supported monaural by bolt assembly B 6 with registration arm monaural, bracket, and perhaps the oblique wrist and arm monaural connects, and the end that registration arm, oblique wrist and arm and bracket support can rotate around this bolt assembly B 6.Simultaneously, the bolt of bolt assembly A 5, B 6 has rectangular three-dimensional-structure at the lower end of bolt head Re Dun, around himself rotational, makes to connect to locate more reliably to make things convenient for when preventing the bolt installation.
That hinge-type locating ring of the present invention has is simple in structure, it is flexible, easy to adjust to rotate, the characteristics such as performance rate is high and aesthetic in appearance, can be applicable to the service requirement of the following common speed of a motor vehicle of speed per hour 250km/h, also can satisfy the operation speed per hour requirement of the above high speed passenger dedicated railway of speed per hour 250km/h, be connected because itself and positioning pipe, inclined cantilever or cantilever support adopt the monaural bolt, Stability Analysis of Structures is reliable, main track, station track, can use inside and outside the tunnel, have widely applicability.
Claims (10)
1. the hinge-type steady ring of electrification railway contact net, it is characterized in that, comprise anchor ear I (2) and anchor ear II (3), anchor ear I (2) is connected by bearing pin (4) with anchor ear II (3), constitute hinge structure, anchor ear I (2) and anchor ear II (3) have the semicircular structure part respectively, the semicircular structure of anchor ear I (2) and anchor ear II (3) partly is oppositely arranged, form cylindrical channel, the free end of anchor ear I (2) has been arranged side by side two square through-holes, the free end of anchor ear II (3) has been arranged side by side two manholes, the parallel ears type connecting panel (1) that is welded with of outside top of anchor ear I (2) semicircular structure part, ears type connecting panel (1) is positioned at anchor ear I (2) free end one side, has square through-hole, and opposite side has manhole.
2. hinge-type steady ring according to claim 1 is characterized in that, the free-ended square through hole of described anchor ear I (2) and the free-ended manhole of anchor ear II (3) are for corresponding one by one, and its center is respectively on same axis.
3. hinge-type steady ring according to claim 1 and 2 is characterized in that, the free-ended square through hole of described anchor ear I (2) is a square.
4. hinge-type steady ring according to claim 1 is characterized in that, the free-ended through hole of described anchor ear II (3) is circular.
5. hinge-type steady ring according to claim 1, it is characterized in that, the free end of described anchor ear I (2) and anchor ear II (3) is an oblong, and rectangular three outer perimeter die-forging formings are the flanging with certain altitude, has the effect of the rigidity that strengthens cuboid.
6. hinge-type steady ring according to claim 1, it is characterized in that, the smooth bonded assembly of the oblong free end of described anchor ear I (2) and anchor ear II (3) and middle semicircular structure part middle part is provided with the projection of a half cone-shaped, this projection is processed by die forging, has strengthened the free-ended rigidity of oblong.
7. hinge-type steady ring according to claim 1, it is characterized in that, one side of the semicircle intermediate structure part of described anchor ear I (2) and anchor ear II (3) is connected with two cylinders and a cylinder respectively, the intermediate structure part is connected with this cylinder is smooth, and its interface section is as a whole by being welded to connect into.
8. hinge-type steady ring according to claim 1 is characterized in that, the square through hole of described ears type connecting panel (1) and the circular coaxial setting of through hole.
9. hinge-type steady ring according to claim 1 is characterized in that, the square through hole of described ears type connecting panel (1) is a square, and another through hole is circular.
10. hinge-type steady ring according to claim 1 is characterized in that, described ears type connecting panel (1) is a U type structure, is processed by the punching press die forging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910218686A CN101698389A (en) | 2009-10-30 | 2009-10-30 | Hinge-type positioning ring of overhead contact line equipment of electrified railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910218686A CN101698389A (en) | 2009-10-30 | 2009-10-30 | Hinge-type positioning ring of overhead contact line equipment of electrified railway |
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| CN101698389A true CN101698389A (en) | 2010-04-28 |
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| CN200910218686A Pending CN101698389A (en) | 2009-10-30 | 2009-10-30 | Hinge-type positioning ring of overhead contact line equipment of electrified railway |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102233830A (en) * | 2010-05-07 | 2011-11-09 | 重庆众诚精密模锻有限公司 | Lower cantilever base for support seat of railway line contact network |
| CN115071508A (en) * | 2022-07-11 | 2022-09-20 | 宝鸡保德利电气设备有限责任公司 | Assembled cantilever supports positioner |
| CN116215330A (en) * | 2023-05-08 | 2023-06-06 | 中国铁路设计集团有限公司 | Sliding type wire fork without bolt structure |
-
2009
- 2009-10-30 CN CN200910218686A patent/CN101698389A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102233830A (en) * | 2010-05-07 | 2011-11-09 | 重庆众诚精密模锻有限公司 | Lower cantilever base for support seat of railway line contact network |
| CN102233830B (en) * | 2010-05-07 | 2015-05-20 | 重庆众诚精密模锻有限公司 | Lower cantilever base for support seat of railway line contact network |
| CN115071508A (en) * | 2022-07-11 | 2022-09-20 | 宝鸡保德利电气设备有限责任公司 | Assembled cantilever supports positioner |
| CN115071508B (en) * | 2022-07-11 | 2023-03-28 | 宝鸡保德利电气设备有限责任公司 | Assembled cantilever supports positioner |
| CN116215330A (en) * | 2023-05-08 | 2023-06-06 | 中国铁路设计集团有限公司 | Sliding type wire fork without bolt structure |
| CN116215330B (en) * | 2023-05-08 | 2023-07-21 | 中国铁路设计集团有限公司 | Sliding type wire fork without bolt structure |
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Application publication date: 20100428 |