CN101698391B - Pull-off mode integral type cantilever of overhead contact line equipment of electrified railway - Google Patents
Pull-off mode integral type cantilever of overhead contact line equipment of electrified railway Download PDFInfo
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- CN101698391B CN101698391B CN200910218688A CN200910218688A CN101698391B CN 101698391 B CN101698391 B CN 101698391B CN 200910218688 A CN200910218688 A CN 200910218688A CN 200910218688 A CN200910218688 A CN 200910218688A CN 101698391 B CN101698391 B CN 101698391B
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Abstract
The invention discloses a pull-off mode integral type cantilever of overhead contact line equipment of an electrified railway, which comprises a horizontal cantilever, wherein at least two through holes are processed on one end of the horizontal cantilever side by side; the lower surface of the end of the horizontal cantilever is fixedly connected with a double-hole connecting plate; the upper surface of the end of the horizontal cantilever is fixedly connected with a catenary wire base; the double-hole connecting plate is connected with one end of an inclined cantilever; the inclined cantilever and the horizontal cantilever are arranged in the same direction; an included angle is formed between the inclined cantilever and the horizontal cantilever; the inclined cantilever is fixedly connected with two hinge-type positioning rings respectively; the positioning rings are connected with two ends of a horizontal positioning pipe respectively; the horizontal positioning pipe is fixedly connected with a positioner supporting base; the positioner supporting base is fixedly connected with one end of an elastic limiting positioner; and the other end of the elastic limiting positioner is fixedly connected with a positioning cable clamp. The pull-off mode integral type cantilever is used at a pull-off mode position of the overhead contact line equipment of the electrified railway and is used for fixedly supporting a contact wire and a catenary wire, stabilizing the overhead contact line equipment and avoiding offline accidents.
Description
Technical field
The invention belongs to the electrification railway contact net technical field, relate to a kind of bracket registration device, be specifically related to a kind of just location integral cantilever of electrification railway contact net.
Background technology
Contact wire in the electrifing railway contacting net system cantilever structure and catenary produce sagging under the effect of deadweight; Causing the pantograph contact steadily not influence is flowed; Thereby employing bracket registration device supports contact wire and catenary makes it be in horizontality, guarantees that locomotive is flowed.The bracket registration device is divided into just locatees bracket device and push off mode bracket device, is wherein just locating the bracket device and is being used for supporting contact suspensions such as catenary and contact wire at place, location just, and playing the transfer charge effect.
At present, the bracket registration device that in each bar electrifing railway contacting net system cantilever structure of China, uses is split type, connects through bushing double eye between horizontal bracket and the oblique wrist and arm.Horizontal location Guan Weizhi type, the one of which end hangs on the anchor ear type steady ring on the oblique wrist and arm through crotch, and the other end is connected with oblique wrist and arm through the registration arm support part.In the big area of dust storm, also need on the horizontal location pipe, line hanging hook be installed, be connected to through windproof backguy on the monaural ring of the Messenger Wire base lower end on the horizontal bracket.On the horizontal location pipe, through Long locating ring or positioning support fixedly steel location organ pipe (G1, G2 type) and aluminum alloy location organ pipe (L type) are installed.This split type bracket position fixing system, constructional delails is more, installs and inconvenience; Exchange poor performance; And structural stability is low, influences the balance of contact suspensions such as contact wire and catenary, is only applicable to the electrified railway below the 250km/h; Can not adapt to the requirement of railway speed raising, especially can not adapt to the driving requirement of high speed passenger dedicated railway motor train unit.
Summary of the invention
The purpose of this invention is to provide a kind of just location integral cantilever device of electrification railway contact net, be one-piece construction, Stability Analysis of Structures has solved the problem that existing bracket registration device influences contact suspension balances such as contact wire and catenary.
The technical scheme that the present invention adopted is, the just location integral cantilever of electrification railway contact net comprises the horizontal bracket of straight type; The one end sealing of horizontal bracket, the other end are free end, are fixed with rotatable adjustable Messenger Wire base near the sealed end place, and Messenger Wire base is used to support catenary; Free end near horizontal bracket is provided with bolt hole C, is connected with strut insulator through bolt hole C and bolt assembly, near the bottom at the sealed end place of horizontal bracket the diplopore connecting panel is set; Be connected with an end of oblique wrist and arm through the diplopore connecting panel; The other end of oblique wrist and arm is a free end, the free end of oblique wrist and arm and the equidirectional setting of the free end of horizontal bracket, and shape is in an angle between oblique wrist and arm and the horizontal bracket; Oblique wrist and arm can rotate up and down around the diplopore connecting panel; Be arranged at intervals with two hinge-type steady rings respectively at the fixed end place near oblique wrist and arm, fix with the two ends of horizontal location pipe respectively through two hinge-type steady rings, the horizontal location pipe is the bending structure; Angle of bend is near 90 °; Level attitude at the horizontal location pipe is connected with the steady arm bearing, and an end of steady arm bearing and the spacing steady arm of elasticity is affixed, and the other end of the spacing steady arm of elasticity is through steady ear clamping contact wire.
Characteristics of the present invention also are,
Horizontal bracket wherein is processed with the bolt hole A that at least 7 spacings are 100mm side by side near the sealed end place; Wherein have at least two through holes to captive joint with Messenger Wire base through bolt assembly; Lower left on the diplopore connecting panel of horizontal bracket is provided with a circular bolt holes B; Upper right side on the diplopore connecting panel is provided with a waist shape bolt hole; The line of centers of this waist shape bolt hole is that the center of circle with lower left circular bolt holes B is the camber line at center, is connected with an end of oblique wrist and arm with waist shape bolt hole through circular bolt holes B, and realizes that oblique wrist and arm can rotate up and down around the diplopore connecting panel.
The fixed end place of oblique wrist and arm wherein is provided with ears; Have bolt hole D on the ears; Diplopore connecting panel through on ears and bolt hole D and the horizontal bracket achieves a fixed connection; Oblique wrist and arm be provided with circular bolt holes E near free end, this bolt hole E is connected with strut insulator through bolt assembly.
Messenger Wire base comprises downward opening C shape connecting panel, and the two side of C shape connecting panel is processed with at least two bolt hole F respectively, and the bolt hole F of C shape connecting panel two side is corresponding for one by one; At least be provided with two cover bolt assembly D in the bolt hole F of C shape connecting panel two side, C shape connecting panel top outer is welded with downward opening U-shaped plate A, forms the Messenger Wire base body; Be provided with opening U-shaped plate B up above the U-shaped plate A, be provided with flat gasket A between U-shaped plate A and the U-shaped plate B, U-shaped plate A, flat gasket A and U-shaped plate B are connected through bolt assembly C; The welded top of U-shaped plate B has wire clamp A, forms the catenary carriage of catenary clamping device, and wire clamp A end face is provided with arc-shaped recess; Be connected with lining A in this arc-shaped recess; Wire clamp A is connected with wire clamp B through the two bolt assembly B that are arranged side by side, and the bottom surface of wire clamp B is provided with arc groove, and this arc groove and arc-shaped recess are oppositely arranged; Formation is in order to the cylindrical hole of clamping catenary; The axis normal of this cylindrical hole is connected with lining B in the axis of C shape connecting panel in the arc groove of wire clamp B, be provided with catenary between lining A and the lining B.
The bottom surface of wire clamp B is provided with arc groove, is connected with lining B in this arc groove, and the end face of wire clamp A is provided with arc-shaped recess, is connected with lining A in this arc-shaped recess.
The hinge-type steady ring comprises anchor ear I, and the side of anchor ear I is connected through bearing pin A with the side of anchor ear II, and bearing pin A two ends form umbrella-shaped structure through revolving anchor; Prevent that anchor ear I and anchor ear II from coming off, thereby form the hinge-type structure, anchor ear I and anchor ear II have the semicircular structure part; The semicircular structure of anchor ear I and anchor ear II partly is oppositely arranged, and forms a cylindrical channel, and the free end of anchor ear I has been arranged side by side two square through holes; The free end of anchor ear II has been arranged side by side two manholes, and two square through holes on the anchor ear I are corresponding for one by one with two manholes on the anchor ear II, and its center is respectively on same axis; The outside top of anchor ear I semicircular structure part is welded with ears type connecting panel, and a pair of connecting panel on the ears type connecting panel is symmetrical set with respect to the axis of the cylindrical channel that two anchor ears form, and integrant ears type connecting panel; Ears type connecting panel is positioned at the free-ended side near anchor ear I; Have square through-hole, the opposite side of ears type connecting panel has manhole, the square through-hole of ears type connecting panel and the coaxial setting of manhole; The free-ended square through hole of anchor ear I is a square through-hole; The structure of anchor ear I, anchor ear II is respectively 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 discrete two cylinders or a cylinder respectively; Two cylinders are set to symmetrical structure; Intermediate structure part and these two cylinders or smooth a connection of cylinder, its interface section is as a whole through being welded to connect into, and 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 convexity of a half cone-shaped, and this convexity is the reinforced rib of die-forging forming, and other three outer perimeter die-forging formings are the flanging with certain altitude; The effect that all has the rigidity that strengthens cuboid; Have two square through-holes and two manholes on the cuboid of anchor ear I and anchor ear II respectively side by side, two square through-holes on the anchor ear I are corresponding for one by one with two manholes on the anchor ear II, and its center is respectively on same axis.
Steady arm bearing, steady arm prop up the connecting panel formation of seat body by two " L " plates that laterally arrange and affixed this two " L " plate, and steady arm props up " L " shape that seat body is a left-hand thread; Angle between its upper arm and the underarm is 116 °, and the free end top that steady arm props up the seat body upper arm is connected with the hinge-type anchor ear, and this hinge-type anchor ear is fixed on the horizontal location pipe; The other end of steady arm bearing upper arm is processed with two holes, and this two hole sets gradually along the direction of steady arm bearing upper arm, is respectively arranged with bolt assembly G and bolt assembly H in two holes; Steady arm bearing underarm has through hole; Be provided with bolt assembly H in this through hole, between two bolt assembly H, be provided with limiting stopper, the screw rod of bolt assembly H is connected with an end of location shackle; The other end of location shackle and an end crimping of location organ pipe; The location shackle is processed with a through hole with an end of location organ pipe crimping, is provided with bolt assembly L in this hole, between bolt assembly L and bolt assembly G, is connected with equipressure line A; Be provided with vertical spring pull bar in the shackle of location, the upper end of spring pull bar is connected with bolt assembly H; The other end of location organ pipe and an end crimping of steady arm sleeve; The other end of steady arm sleeve is the vertical cylindrical shell of axis; Be connected with steady ear in the cylindrical shell; Steady ear is used for the clamping contact wire, and with the free end of steady arm bearing in same direction, the vertical distance on the axis of contact wire center and horizontal location pipe and the steady arm bearing between the axis of hinge-type anchor ear is 500mm.
Be welded with the hinge-type anchor ear on the steady arm bearing, comprise anchor ear A, the side of anchor ear A is connected through bearing pin B with the side of anchor ear B; Bearing pin B two ends form umbrella-shaped structure through revolving anchor, prevent that anchor ear A and anchor ear B from coming off, thereby form the hinge-type structure; Anchor ear A and anchor ear B have the semicircular structure part, and the semicircular structure of anchor ear A and anchor ear B partly is oppositely arranged, and form a cylindrical channel; The free end of anchor ear A has been arranged side by side two manholes, and the free end of anchor ear B has been arranged side by side two square through holes, and two manholes on the anchor ear A are corresponding for one by one with two square through holes on the anchor ear B; On same axis, the exterior bottom of anchor ear B semicircular structure part is welded with steady arm and props up seat body respectively at its center, and steady arm props up " L " shape plate of a pair of left-hand thread on the seat body; The axis of the cylindrical channel that forms with respect to two anchor ears is symmetrical set, and integrant steady arm bearing, and the free-ended square through hole of anchor ear B is a square through-hole; Anchor ear A and anchor ear B are respectively 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 discrete two cylinders respectively; Two cylinders are set to symmetrical structure; Intermediate structure part and this cylinder or two smooth connections of cylinder, its interface section is as a whole through being welded to connect into, and 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 convexity of a half cone-shaped, and this convexity is the reinforced rib of die-forging forming, and other three outer perimeter die-forging formings are the flanging with certain altitude; The effect that all has the rigidity that strengthens cuboid; Have two manholes and two square through-holes on the cuboid respectively side by side, two manholes on the anchor ear A are corresponding for one by one with two square through holes on the anchor ear B, and its center is respectively on same axis.
The structure of the spacing steady arm of elasticity is: comprise the location organ pipe; The location organ pipe is the aluminium-alloy pipe of arc, and the arc radius of steady arm tube hub axis is 800mm, and an end of location organ pipe is crimped with abutment sleeve; Abutment sleeve and steady ear are affixed; The steady ear clamping has contact wire, and the other end of location organ pipe is crimped with the location shackle, is provided with the spring pull bar in the shackle of location; The location shackle is provided with bolt hole G; The width between centers of the contact wire of bolt hole G and steady ear clamping is 1200mm, and the angle between the center of bolt hole G and the line of centres of contact wire and the horizontal surface is 12 °, and the vertical distance between the center of bolt hole G and the center of contact wire is 250mm.
The spacing steady arm of elasticity is provided with location shackle and springing, the structure of location shackle and springing: comprise location shackle body, shackle body middle part, location is provided with spring perch; Spring perch is inverted U-shaped, and the spring perch top is processed with a through hole, is cast with a projection on the right side in this hole; Be used with the limiting stopper on the steady arm bearing, be used for the spacing of steady arm and raise, from top to bottom be disposed with flat gasket C, spring and leakage tube in the spring perch; Leaking tube be opening U-shaped tube up, and the bottom of leaking tube has a hole, in the lower end of spring is stretched into Lou tin; Also vertically be provided with the spring pull bar in the inverted U-shaped hole of location shackle body, stretch out outside the shackle body of location the upper end of spring pull bar, and be processed with an open-work; This open-work is connected with the screw rod of bolt assembly H, passes through between sky and the spring perch top at this and is provided with a pin, is used for the locking elastic device; The lower end of spring pull bar is passed the hole of flat gasket C, spring and leakage tube bottom successively, stretches out to leak tube, and the lower end of spring pull bar is through flat gasket B, lock washer with double ears and the nut of being threaded; Flat gasket B, lock washer with double ears and nut are positioned at the outside of leaking tube; On the shackle body of location, the both sides of spring perch are processed with bolt hole G is connected the bolt assembly L of usefulness with equipressure line installation through holes respectively, the outside of the spring perch left side wall of location shackle body is connected with a pipe link, the free end of this pipe link is an integral body with an end crimping of locating organ pipe; The axis of crimping rear connecting rod and the angle between the horizontal surface are 10 °
The spacing steady arm of elasticity is provided with the self-locking mechanism of abutment sleeve and steady ear composition, comprises the abutment sleeve body, vertically is provided with cylindrical shell in abutment sleeve body left side; Cylindrical shell left side wall middle part is provided with an adjustment hole, and the outside of cylindrical shell right side wall is connected with a bevelled pipe link, and the free end of this pipe link is an integral body with an end crimping of location organ pipe; The axis of pipe link and the angle between the horizontal surface are 25 °, and pipe link is provided with bolt assembly I towards the top side wall of abutment sleeve cylindrical shell one end, in the cylindrical shell of abutment sleeve body left side, are connected with steady ear; This steady ear comprises clamping plate A, clamping plate B; The middle part of clamping plate A and clamping plate B is a semicircular structure, is respectively arranged with a through hole and a bolt hole, and is fastening through interior wince hook bolt; Be used for the clamping contact wire, the top of clamping plate B is cylinder, radially is being provided with outside thread; Be connected with the negative thread of wire clamp sleeve is adaptive, be used to support steady ear, the middle part of cylindrical middle part of clamping plate B and wire clamp sleeve has a through hole and two through holes; Form relation one to one, be provided with bolt assembly J in these three holes, can prevent effectively that getting loose of wire clamp sleeve from causing getting loose of steady ear; The cylindrical top of clamping plate B is provided with bolt assembly I, and two bolt assembly I are used for affixed equipressure line B, between online chuck tube bottom and the abutment sleeve body cylindrical shell top; Between abutment sleeve body cylindrical shell bottom and two clamping plate A, the B, be respectively arranged with plastic washer B and plastic washer A.
The present invention is just locating the integral cantilever device and is adopting the gusseted structure, is used for the fixed pedestal of contact suspensions such as catenary and contact wire, stablizes electrification railway contact net, balance contact wire and catenary.The present invention is just locating the integral cantilever device and is having the following advantages:
1. the contact net system outward appearance is beautiful, neat, simple, arc modeling is smooth, and configuration is reasonable, environmental protection is practical;
2.200-360 kilometer/hour product is general, interchangeability is good, has reduced the specification kind of product;
3. product such as bracket has adopted Q235A or Q345,16 manganese steel, and intensity is high, and cost is low, material source is extensive, steady quality;
4. system height is little, stability good, anti-high wind, antiseismic, anti-disaster ability are strong;
5. Messenger Wire base has adopted fixing hole pin to be connected reliable, zero slip with horizontal bracket;
6. registration arm has adopted arc to be connected with horizontal bracket, and is beautiful, bulk strength is high;
7. weld after Messenger Wire base, hinge-type steady ring, steady arm bearing etc. have adopted the quality steel plate punch forming, beautiful, the dependable performance of outward appearance, margin of safety is big, good reliability, interchangeablity are good;
8. steady arm adopts arc, has formed good collocation with just locating the integral cantilever device, has represented advanced high speed contact system windproof trend and trend.Be characterized in:
1) circular arc of this steady arm is very big, and circuit is had the function that reduces vibrations under frequent shock conditions, because locator structure is good, and less to the pressure of contact wire, hard spot is few, safe reliability is very high simultaneously.
2) steady ear has adopted the safety mechanism of band self-locking, and it is very reliable that steady ear is connected with contact wire, under the violent vibration of typhoon, can well reliably be connected with contact wire, and its technical performance (vibrating and fatigue) is very high.
3) steady arm has very high tension and anti-bending strength, so under strong wind atmosphere, stability is good.
4) steady arm has adopted spring device; The characteristics of spring device are: at first can well absorb the vibrational energy of lead, and reduce the positive pressure of steady arm to lead, reduce the hard spot at place, location; Make the position fixing system stability good; Most critical be that spring device can prevent that contact wire from coming off under system failure situation, reduce line accident and take place.
5) steady arm has adopted the hole pin to be connected (non-shackle mode connects) mode with the steady arm bearing, and is safe, can not come off in any case.
9. adopt the hinge-type steady ring to substitute steady ring, bushing double eye, bracket support two ends union piece, commutative rate is high, and the specification kind is few, and industrialization degree is high, and construction is convenient, easy to maintenance.
Description of drawings
Fig. 1 is the structural representation that the present invention is just locating the integral cantilever device;
Fig. 2 is the structural representation that the present invention is just locating horizontal bracket in the integral cantilever;
Fig. 3 is the structural representation that the present invention is just locating oblique wrist and arm in the integral cantilever;
Fig. 4 is the structural representation that the present invention is just locating horizontal location pipe in the integral cantilever;
Fig. 5 is the structural representation that the present invention is just locating a kind of embodiment of Messenger Wire base in the integral cantilever;
Fig. 6 is the left view of Fig. 5;
Fig. 7 is the structural representation that the present invention is just locating hinge-type steady ring in the integral cantilever;
Fig. 8 is the mounting structure scheme drawing that the present invention is just locating the spacing steady arm of elasticity in the integral cantilever;
Fig. 9 is the structural representation that the present invention is just locating steady arm bearing in the integral cantilever;
Figure 10 is that the present invention is just locating the spacing steady arm block construction of elasticity scheme drawing in the integral cantilever;
Figure 11 is that the present invention is just locating the location shackle of the spacing steady arm of elasticity in the integral cantilever and the structural representation of springing;
Figure 12 is that the present invention is just locating the positioning ring of the spacing steady arm of elasticity in the integral cantilever and the structural representation of steady ear.
Among the figure, 1. horizontal bracket, 2. oblique wrist and arm, 3. hinge-type steady ring, 4. Messenger Wire base, 5. bolt assembly A; 6. horizontal location pipe, 7. steady arm bearing, the 8. spacing steady arm of elasticity, 9. equipressure line A, 10. bolt assembly G; 11. bolt assembly H, 12. limiting stoppers, 13. location shackles, 14. bolt assembly L, 15. steady arm sleeves; 16. contact wire, 17. steady ears, 18. bolt assembly I, 19. equipressure line B, 20. pins;
1-1. horizontal bracket pipe, 1-2. bolt hole A, 1-3. end plate, 1-4. diplopore connecting panel, 1-5. waist shape bolt hole, 1-6. bolt hole B, 1-7. bolt hole C;
2-2. ears, 2-3. bolt hole D, 2-4. bolt hole E;
6-2. monaural;
4-1.C the shape connecting panel, 4-2.U shape plate A, 4-3. flat gasket A, 4-4.U shape plate B, 4-5. wire clamp A, 4-6. lining A, 4-7. lining B, 4-8. wire clamp B, 4-9. bolt assembly B, 4-10. bolt assembly C, 4-11. bolt assembly D, 4-12. catenary, 4-13. bolt hole F;
3-1. ears type connecting panel, 3-2. anchor ear I, 3-3. bolt assembly E, 3-4. anchor ear II, 3-5. bearing pin A, 3-6. bolt assembly F;
7-1. anchor ear A, 7-2. bearing pin B, 7-3. anchor ear B, 7-4. bolt assembly J, the 7-5. steady arm props up seat body;
8-1. the location organ pipe, 8-2. spring pull bar, 8-3. projection, 8-4. lock washer with double ears;
13-1. location shackle body, 13-2. leaks tube, 13-3. flat gasket B, 13-4. nut, 13-5. spring perch, 13-6. flat gasket C, 13-7. spring, 13-8. bolt hole G;
15-1. the abutment sleeve body, 15-2. adjustment hole, 17-1. clamping plate A, six square bolts in the 17-2. plastic washer A, 17-3., 17-4. plastic washer B, 17-5. wire clamp sleeve, 17-6. bolt assembly K, 17-7. clamping plate B.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is elaborated.
The present invention is just locating the structure of integral cantilever, and is as shown in Figure 1.Comprise horizontal bracket 1, the end sealing of horizontal bracket 1, the other end are free end.Be fixed with rotatable adjustable Messenger Wire base 4 near the sealed end place, Messenger Wire base 4 is used to support catenary, near the free end of horizontal bracket 1 bolt hole C 1-7 is set, and is connected with strut insulator through bolt hole C 1-7 and bolt assembly.Bottom near the sealed end place of horizontal bracket 1 is provided with diplopore connecting panel 1-4; Be connected with an end of oblique wrist and arm 2 through diplopore connecting panel 1-4; The other end of oblique wrist and arm 2 is a free end; The equidirectional setting of the free end of the free end of oblique wrist and arm 2 and horizontal bracket 1, between oblique wrist and arm 2 and the horizontal bracket 1 shape in an angle, oblique wrist and arm 2 can rotate up and down around diplopore connecting panel 1-4.Be arranged at intervals with two hinge-type steady rings 3 respectively at fixed end place near oblique wrist and arm 2; Fix with the two ends of horizontal location pipe 6 respectively through two hinge-type steady rings 3; Horizontal location pipe 6 is the bending structure, and angle of bend is 90 °, is connected with steady arm bearing 7 at the level attitude of horizontal location pipe 6; Steady arm bearing 7 is affixed with an end of the spacing steady arm 8 of elasticity, and the other end of the spacing steady arm 8 of elasticity is through steady ear clamping contact wire.
As shown in Figure 2; Horizontal bracket 1 is straight type, and right part welded end plate 1-3 seals, and is processed with the bolt hole A1-2 that at least 7 spacings are 100mm side by side at the cantilever end of horizontal bracket pipe 1-1; Wherein have at least two through holes to captive joint with the Messenger Wire base 4 on being arranged on horizontal bracket 1 through bolt assembly; Messenger Wire base 4 adopts rotatable adjustable structure, is used to support catenary, and each 200～300mm of adjustment about horizontal direction can be prolonged in the position of this Messenger Wire base 4.The left end of horizontal bracket 1 is a free end, is provided with a circular bolt holes C1-7 above, and this manhole is connected with strut insulator through one group of bolt assembly.The lower surface of the right-hand member of horizontal bracket 1 is welded with diplopore connecting panel 1-4; Lower left on diplopore connecting panel 1-4 is provided with a circular bolt holes B1-6; Be provided with a waist shape bolt hole 1-5 in the upper right side of diplopore connecting panel 1-4; The line of centers of this waist through hole 1-5 is that the center of circle with lower left circular bolt holes B1-6 is the camber line at center, and horizontal bracket 1 is connected with oblique wrist and arm 2 through diplopore connecting panel 1-4.
Diplopore connecting panel 1-4 is connected through two bolt assembly A5 with the pair of bolts hole D2-3 that oblique wrist and arm 2 is welded with die forging ears 2-2 part; The equidirectional setting of the free end of the free end of oblique wrist and arm 2 and horizontal bracket 1; Between oblique wrist and arm 2 and the horizontal bracket 1 shape in an angle, the circular bolt holes B1-6 center that oblique wrist and arm 2 can be provided with around diplopore connecting panel 1-4 lower left rotates up and down.The structure of oblique wrist and arm 2 is as shown in Figure 3, oblique wrist and arm 2 be provided with a circular bolt holes E2-4 near free end, this manhole is connected with strut insulator through one group of bolt assembly.On the end of oblique wrist and arm 2 near diplopore connecting panel 1-4, being connected with 3, two hinge-type steady rings 3 of two hinge-type steady rings respectively is connected with the monaural 6-2 at horizontal location pipe 6 two ends respectively.Horizontal location pipe 6 is the bending structure, and angle of bend is 90 °, and two ends are welded with a die forging monaural 6-2 part respectively, and are as shown in Figure 4.Level attitude at horizontal location pipe 6 is connected with steady arm bearing 7, and steady arm bearing 7 is affixed with an end of the spacing steady arm 8 of elasticity, and the other end of the spacing steady arm 8 of elasticity is connected with steady ear 17, and steady ear 17 clamping contact wires 16 are with reference to Fig. 8.
Just locating in the integral cantilever in the present invention; Carbon constructional quality steel pipe, material that horizontal bracket 1, oblique wrist and arm 2 adopt
are Q235A, Q345 or 20#, 16Mn steel; Carbon constructional quality steel pipe, material that horizontal location pipe 6 adopts
are Q235A, Q345 or 20#, 16Mn steel; It is Q235A or Q345 that diplopore connecting panel 1-4 adopts thick quality carbon structural steel, the material of 9mm; Adopt the moulding of welding process assembly welding between diplopore connecting panel 1-4 and the horizontal bracket pipe 1-1; Monaural 6-2, ears 2-2 material are Q235A or Q345; Use die-forging forming, adopt the moulding of welding process assembly welding with horizontal location pipe 6, oblique wrist and arm 2 respectively.
The present invention is just locating the structure of 4 one kinds of embodiment of rotatable adjustable Messenger Wire base in the integral cantilever, like Fig. 5, shown in Figure 6.Messenger Wire base 4 fixes through two through holes that have at least of bolt assembly D4-11 on horizontal bracket 1.Messenger Wire base 4 comprises downward opening C shape connecting panel 4-1; The two side of C shape connecting panel 4-1 is processed with at least two bolt hole F4-13 respectively; The bolt hole F4-13 of C shape connecting panel 4-1 two side is corresponding for one by one, is provided with two cover bolt assembly D4-11 in the bolt hole F4-13 of C shape connecting panel 4-1 two side at least.C shape connecting panel 4-1 top outer is welded with downward opening U-shaped plate A4-2, forms the Messenger Wire base body.Be provided with opening U-shaped plate B4-4 up above the U-shaped plate A4-2, be provided with flat gasket A4-3 between U-shaped plate A4-2 and the U-shaped plate B4-4, U-shaped plate A4-2, flat gasket A4-3 and U-shaped plate B4-4 are connected through bolt assembly C4-10.The welded top of U-shaped plate B4-4 has wire clamp A4-5, forms the catenary carriage of catenary clamping device.Wire clamp A4-5 end face is provided with arc-shaped recess, is connected with lining A4-6 in this arc-shaped recess.Wire clamp A4-5 is connected with wire clamp B4-8 through the two bolt assembly B4-9 that are arranged side by side, and the bottom surface of wire clamp B4-8 is provided with arc groove, and this arc groove and arc-shaped recess are oppositely arranged, and forms the cylindrical hole in order to the clamping catenary.The axis normal of this cylindrical hole is connected with lining B4-7 in the axis of C shape connecting panel 4-1 in the arc groove of wire clamp B4-8, be provided with catenary 4-12 between lining A4-6 and the lining B4-7.
The outer edge part of wire clamp A4-5 and wire clamp B4-8 is processed with the flanging of certain altitude respectively, to increase its rigidity and intensity.
The C shape connecting panel 4-1 that the present invention is just being located the Messenger Wire base 4 of integral cantilever is buckled in horizontal bracket 1 surface; Through bolt assembly D4-11 this Messenger Wire base 4 is captiveed joint with horizontal bracket 1; The catenary 4-12 that need are fixing penetrates between lining A4-6 and the lining B4-7, and binding bolt assembly B4-9 is fastening with catenary 4-12.
The C shape connecting panel 4-1 of Messenger Wire base 4, U-shaped plate A4-2, U-shaped plate B4-4, wire clamp A4-5, wire clamp B4-8 all adopt structural carbon steel Q235A or Q345 sheet metal component through punching press, die-forging forming.
In system's operational process; Owing to blow or other reasons causes catenary 4-12 to swing, and produce when twisting, under the effect of catenary 4-12 torsion with respect to this Messenger Wire base 4; U-shaped plate B4-4 rotates a certain angle with respect to U-shaped plate A4-2; Make lining A4-6 and lining B4-7 all the time along the axis direction setting of catenary 4-12, thereby effectively alleviated turning round firmly that 4 couples of catenary 4-12 of Messenger Wire base produce, avoided losing of catenary 4-12.
The Messenger Wire base 4 that the present invention is just locating integral cantilever can effectively suppress and the vibration of the contact system of decaying, and improves the stability of contact system, has superior Combination property.
The present invention is just locating that hinge-type steady ring 3 is connected with the monaural 6-2 part at horizontal location pipe 6 two ends with bolt assembly F3-6 through ears type connecting panel 3-1 respectively in the integral cantilever.Its structure is as shown in Figure 7; Comprise anchor ear I 3-2, the side of anchor ear I 3-2 is connected through bearing pin A3-5 with the side of anchor ear II 3-4, and bearing pin A3-5 two ends form umbrella-shaped structure through revolving anchor; Prevent that anchor ear I3-2 and anchor ear II3-4 from coming off, thereby form the hinge-type structure.Anchor ear I 3-2 and anchor ear II 3-4 have the semicircular structure part, and the semicircular structure of anchor ear I3-2 and anchor ear II 3-4 partly is oppositely arranged, and form a cylindrical channel.The free end of anchor ear I3-2 has been arranged side by side two square through holes; The free end of anchor ear II 3-4 has been arranged side by side two manholes; Two square through holes on the anchor ear I 3-2 are corresponding for one by one with two manholes on the anchor ear II 3-4, and its center is respectively on same axis.The outside top of anchor ear I3-2 semicircular structure part is welded with ears type connecting panel 3-1, and a pair of connecting panel on the ears type connecting panel 3-1 is symmetrical set with respect to the axis of the cylindrical channel that two anchor ears form, and integrant ears type connecting panel.Ears type connecting panel 3-1 is positioned at the free-ended side near anchor ear I 3-2, has square through-hole, and the opposite side of ears type connecting panel 3-1 has manhole, the square through-hole of ears type connecting panel 3-1 and the coaxial setting of manhole.The free-ended square through hole of anchor ear I 3-2 is a square through-hole.
The present invention is just locating the anchor ear I 3-2 of hinge-type steady ring 3 in the integral cantilever; The structure of anchor ear II3-4 is respectively the integral body that three parts constitute; Centre portion is a semicircular structure, and a side of this intermediate structure part is connected with discrete two cylinders or a cylinder respectively, and two cylinders are set to symmetrical structure; Intermediate structure part and these two cylinders or smooth a connection of cylinder, its interface section is as a whole through 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 convexity of a half cone-shaped; This convexity is the reinforced rib of die-forging forming, and other three outer perimeter die-forging formings are the flanging with certain altitude, all has the effect of the rigidity that strengthens cuboid.Have two square through-holes and two manholes on the cuboid of anchor ear I 3-2 and anchor ear II 3-4 respectively side by side; Two square through-holes on the anchor ear I 3-2 are corresponding for one by one with two manholes on the anchor ear II 3-4, and its center is respectively on same axis.
Anchor ear I 3-2, anchor ear II3-4 and ears type connecting panel 3-1 that the present invention is just locating hinge-type steady ring 3 in the integral cantilever all adopt structural carbon steel Q235A or Q345 sheet metal component through punching press, die-forging forming.Adopt the prewired connection of hinge-type between anchor ear I 3-2 and the anchor ear II 3-4, 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, only just can operation with a spanner, be convenient to the construction and installation at scene.
The present invention is just locating hinge-type steady ring 3 in the integral cantilever, and to select thickness for use be 6 millimeters quality carbon structural steel; 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 through increasing reverse reinforced rib and drawing and forming height, aesthetic in appearance generous, three-dimension effect is strong.
The present invention is just locating cylindrical channel anchor ear that hinge-type steady ring 3 in the integral cantilever forms two anchor ear I 3-2, II 3-4 in the outside of oblique wrist and arm 2; And captive joint with oblique wrist and arm 2 through two cover bolt assembly E3-3, prevent that hinge-type steady ring 3 from producing slippage on oblique wrist and arm 2.Ears type connecting panel 3-1 is connected with horizontal location pipe monaural 6-2 through bolt assembly F3-6, constitutes the gusseted structure.Simultaneously, Re Dun has rectangular three-dimensional-structure to the bolt of bolt assembly E3-3, F3-6 in the lower end of bolt head, around himself rotational, makes to connect and locatees convenient and reliable more when preventing the bolt installation.
The present invention just locating in the integral cantilever hinge-type steady ring 3 have simple in structure, rotate flexible, easy to adjust; Characteristics such as performance rate is high and aesthetic in appearance; Can be applicable to the operating needs of the common speed of a motor vehicle below the 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, connect because of itself and horizontal location pipe 6, oblique wrist and arm 2 adopt monaural bolted connections and anchor ear; Stable and reliable structure; Main track, station track can use inside and outside the tunnel, have extensive applicability.
The present invention is just locating the package assembly of the spacing steady arm 8 of elasticity in the integral cantilever, and is as shown in Figure 8.Comprise steady arm bearing 7, steady arm props up the connecting panel formation of seat body 7-5 by two " L " plates that laterally arrange and affixed this two " L " plate, and steady arm props up " L " shape that seat body 7-5 is a left-hand thread; Angle between its upper arm and the underarm is 116 °; The free end top that steady arm props up seat body 7-5 upper arm is connected with the hinge-type anchor ear, and this hinge-type anchor ear is fixed on the horizontal location pipe 6, and the other end of steady arm bearing 7 upper arm is processed with two holes; This two hole sets gradually along the direction of steady arm bearing 7 upper arm; Be respectively arranged with bolt assembly G10 and bolt assembly H11 in two holes, steady arm bearing 7 underarms have through hole, are provided with bolt assembly H11 in this through hole; Between two bolt assembly H11, be provided with limiting stopper 12; The screw rod of bolt assembly H11 is connected with an end of location shackle 13, the other end of location shackle 13 and the end crimping of location organ pipe 8-1, and location shackle 13 is processed with a through hole with an end of location organ pipe 8-1 crimping; Be provided with bolt assembly L14 in this hole; Between bolt assembly L14 and bolt assembly G10, be connected with equipressure line A9, be provided with vertical spring pull bar 8-2 in the shackle 13 of location, the upper end of spring pull bar 8-2 is connected with bolt assembly H11; The other end of location organ pipe 8-1 and an end crimping of steady arm sleeve 15; The other end of steady arm sleeve 15 is the vertical cylindrical shell of axis; Be connected with steady ear 17 in the cylindrical shell; Steady ear 17 is used for clamping contact wire 16, and with the free end of steady arm bearing 7 in same direction, the vertical distance on the axis of contact wire 16 centers and horizontal location pipe 6 and the steady arm bearing between the axis of hinge-type anchor ear is 500mm.
The present invention is just locating the structure of the steady arm bearing and the hinge-type anchor ear of the spacing steady arm of elasticity in the integral cantilever, and is as shown in Figure 9.Comprise anchor ear A7-1, the side of anchor ear A7-1 is connected through bearing pin B7-2 with the side of anchor ear B7-3, and bearing pin B7-2 two ends form umbrella-shaped structure through revolving anchor, prevent that anchor ear A7-1 and anchor ear B7-3 from coming off, thereby form the hinge-type structure.Anchor ear A7-1 and anchor ear B7-3 have the semicircular structure part, and the semicircular structure of anchor ear A7-1 and anchor ear B7-3 partly is oppositely arranged, and form a cylindrical channel.The free end of anchor ear A7-1 has been arranged side by side two manholes; The free end of anchor ear B7-3 has been arranged side by side two square through holes; Two manholes on the anchor ear A7-1 are corresponding for one by one with two square through holes on the anchor ear B7-3, and its center is respectively on same axis.The exterior bottom of anchor ear B7-3 semicircular structure part is welded with steady arm and props up seat body 7-5; Steady arm props up " L " shape plate of a pair of left-hand thread on the seat body 7-5; The axis of the cylindrical channel that forms with respect to two anchor ears is symmetrical set, and integrant steady arm bearing.The free-ended square through hole of anchor ear B7-3 is a square through-hole.
Steady arm bearing anchor ear A7-1 and anchor ear B7-3 that the present invention is just locating the spacing steady arm of elasticity in the integral cantilever are respectively the integral body that three parts constitute; Centre portion is a semicircular structure; One side of this intermediate structure part is connected with a cylinder and discrete two cylinders respectively; Two cylinders are set to symmetrical structure, intermediate structure part and this cylinder or two smooth connections of cylinder, and its interface section is as a whole through 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 convexity of a half cone-shaped; This convexity is the reinforced rib of die-forging forming, and other three outer perimeter die-forging formings are the flanging with certain altitude, all has the effect of the rigidity that strengthens cuboid.Have two manholes and two square through-holes on the cuboid respectively side by side, two manholes on the anchor ear A7-1 are corresponding for one by one with two square through holes on the anchor ear B7-3, and its center is respectively on same axis.
Steady arm props up seat body 7-5, anchor ear A7-1, anchor ear B7-3 and all adopts quality carbon structural steel Q235A or Q345 through blanking, punching press, die forging, welding fabrication.The employing thermoforming process is made, and makes the property retention of sheet material constant, has overcome the steel plate interior tissue distortion that the processing of cold forming process before causes and the defective of crackle, and surface quality is good, stable performance, anti-blown sand polishing machine are good, easy for installation.And, improve intensity and performance rate through increasing reverse reinforced rib and drawing and forming height, aesthetic in appearance generous, three-dimension effect is strong.
Adopt the prewired connection of hinge-type between anchor ear A7-1 and the anchor ear B7-3, 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, only just can operation with a spanner, be convenient to the construction and installation at scene.
The present invention is just locating the steady arm bearing of the spacing steady arm of elasticity in the integral cantilever; The cylindrical channel anchor ear that two anchor ears (A7-1, B7-3) are formed is in the outside of horizontal location pipe 6; And captive joint with horizontal location pipe 6 through two cover bolt assembly J7-4, prevent that steady arm bearing 7 from producing slippage on horizontal location pipe 6.Simultaneously, Re Dun has rectangular three-dimensional-structure to the bolt of bolt assembly J7-4 in the lower end of bolt head, around himself rotational, makes to connect and locatees convenient and reliable more when preventing the bolt installation.
The present invention is just locating the structure of the steady arm parts of the spacing steady arm of elasticity in the integral cantilever, and is shown in figure 10.Comprise location organ pipe 8-1, location organ pipe 8-1 is the aluminium-alloy pipe of arc, and the arc radius of location organ pipe 8-1 central axis is 800mm.The end of location organ pipe 8-1 is crimped with abutment sleeve 15; Abutment sleeve 15 is affixed with steady ear 17; Steady ear 17 clampings have contact wire 16, and the other end of location organ pipe 8-1 is crimped with location shackle 13, are provided with spring pull bar 8-2 in the shackle 13 of location; Location shackle 13 is provided with bolt hole G13-8; The width between centers of the contact wire 16 of bolt hole G13-8 and steady ear 17 clampings is 1200mm, and the line of centres of the center of bolt hole G13-8 and contact wire 16 and the angle between the horizontal surface are 12 °, and the vertical distance between the center of the center of bolt hole G13-8 and contact wire 16 is 250mm.
The present invention is just locating the location shackle of the spacing steady arm of elasticity in the integral cantilever and the structure of springing, and is shown in figure 11.Comprise location shackle body 13-1, shackle body 13-1 middle part, location is provided with spring perch 13-5, is provided with projection 8-3 with the outer face of spring perch 13-5 corresponding position.Spring perch 13-5 is inverted U-shaped, and spring perch 13-5 top is processed with a through hole, is cast with a projection on the right side in this hole; Be used with the limiting stopper 12 on the steady arm bearing 7; Be used for the spacing of steady arm and raise, from top to bottom be disposed with flat gasket C13-6, spring 13-7 in the spring perch 13-5 and leak tube 13-2, leaking tube 13-2 is opening U-shaped tube up; The bottom of leaking tube 13-2 has a hole; The lower end of spring 13-7 is stretched into Lou in the tube, also vertically is provided with spring pull bar 8-2 in the inverted U-shaped hole of location shackle body 13-1, and stretch out outside the shackle body 13-1 of location the upper end of spring pull bar 8-2; And be processed with an open-work; This open-work is connected with the screw rod of bolt assembly H11, passes through at this and is provided with a pin 20 between sky and the spring perch 13-5 top, is used for the locking elastic device; The lower end of spring pull bar 8-2 is passed flat gasket C13-6, spring 13-7 successively and is leaked the hole of tube 13-2 bottom; Stretch out and leak tube 13-2, the lower end of spring pull bar 8-2 is through the flat gasket B13-3 that has been threaded, lock washer with double ears 8-4 and nut 13-4, and flat gasket B13-3, lock washer with double ears 8-4 and nut 13-4 are positioned at the outside of leaking tube 13-2; Location shackle body 13-1 goes up, the both sides of spring perch 13-5 are processed with bolt hole G13-8 is connected the bolt assembly L14 of usefulness with equipressure line installation through holes respectively; The outside of the spring perch 13-5 left side wall of location shackle body 13-1 is connected with a pipe link, and the free end of this pipe link is an integral body with the end crimping of location organ pipe 8-1, and the axis of crimping rear connecting rod and the angle between the horizontal surface are 10 °.
The present invention is just locating the structure of the abutment sleeve and the steady ear of the spacing steady arm of elasticity in the integral cantilever, and is shown in figure 12.Comprise abutment sleeve body 15-1; Vertically be provided with cylindrical shell in abutment sleeve body 15-1 left side; Cylindrical shell left side wall middle part is provided with an adjustment hole 15-2, and the outside of cylindrical shell right side wall is connected with a bevelled pipe link, and the free end of this pipe link is an integral body with the end crimping of location organ pipe 8-1; The axis of pipe link and the angle between the horizontal surface are 25 °, and pipe link is provided with bolt assembly I18 towards the top side wall of abutment sleeve cylindrical shell one end.In the cylindrical shell of abutment sleeve body 15-1 left side, be connected with steady ear 17; This steady ear 17 comprises clamping plate A17-1, clamping plate B17-7; The middle part of two clamping plate A17-1, B17-7 is a semicircular structure; Be respectively arranged with a through hole and a bolt hole, fastening through interior wince hook bolt 17-3, be used for clamping contact wire 16.The top of clamping plate B17-7 is cylinder; Radially be provided with outside thread, the adaptive connection of negative thread with wire clamp sleeve 17-5, be used to support steady ear 17; The middle part of cylindrical middle part of clamping plate B17-7 and wire clamp sleeve 17-5 has a through hole and two through holes; Form relation one to one, be provided with bolt assembly K17-6 in these three holes, can prevent effectively that getting loose of wire clamp sleeve 17-5 from causing getting loose of steady ear 17; The cylindrical top of clamping plate B17-7 is provided with bolt assembly I18, and two bolt assembly I18 are used for affixed equipressure line B19.Between online chuck tube 17-5 bottom and the abutment sleeve body 15-1 cylindrical shell top; Between abutment sleeve body 15-1 cylindrical shell bottom and two clamping plate A17-1, the B17-7; Be respectively arranged with plastic washer B17-4 and plastic washer A17-2, two plastic washer B17-4, A17-2 all adopt nylon material to process, and have very high intensity, toughness; And self-lubricating property, can effectively prevent the wearing and tearing between steady ear 17 and the abutment sleeve 15.Between abutment sleeve 15 and steady ear 17; Because the vertical size of adjustment hole 15-2 is less than the coiled hair diameter dimension of interior wince hook bolt 17-3; Form the steady ear self-locking mechanism, can prevent on the steady ear getting loose of wince hook bolt 17-3 in the holding screw effectively, avoided the generation of steady arm off-line phenomenon; What guaranteed motorcycle pantograph normally gets stream, makes the motorcycle safety high-speed cruising.
The abutment sleeve 15 that the present invention is just locating the spacing steady arm of elasticity in the integral cantilever all adopts the casting copper alloy casting with location shackle 13; Steady ear 17; Comprise that clamping plate A17-1, B17-7 and wire clamp sleeve 17-5 all adopt forging copper alloy die-forging forming, location organ pipe 8-1 adopts aluminum alloy compacting pipe, extrusion molding; All have very high intensity, withstanding corrosion, humidity, surface quality are good, stable performance, anti-blown sand, abrasion resistance properties are good, easy for installation.Aesthetic in appearance generous, three-dimension effect is strong.
During site operation; Through the hinge-type anchor ear on the steady arm bearing 7 the spacing steady arm 8 of elasticity of the present invention is fixed on the horizontal location pipe 6 of bracket registration device; Then, with steady ear 17 clamping contact wires 16, be used for fixing contact wire 16; Extract pin 20 at last, discharge the springing of steady arm.
The present invention is just locating the position that the spacing steady arm 8 of elasticity in the integral cantilever is fixed on contact wire 16 through steady ear 17 requirement; And can bear the horizontal force of contact wire 16, well the vibrational energy of absorbing contact line 16 has prevented that effectively contact wire 16 from producing excessive raising under the pantograph effect; The positive pressure of 8 pairs of contact wires 16 of the spacing steady arm of elasticity and the hard spot at place, location have been reduced; Make the position fixing system stability good, effectively controlled horizontal-shift, self-oscillation and the jump of contact wire 16, prevent the generation of off-line phenomenon; What guaranteed pantograph normally gets stream, makes locomotive safety running.
At the affixed strut insulator of free end of horizontal bracket 1 and oblique wrist and arm 2, then, this two insulator is individually fixed on the column respectively, makes that just locating the integral cantilever device fixes.Catenary 4-12 is placed between the wire clamp A4-5 and wire clamp wire clamp B4-8 of Messenger Wire base 4, binding bolt assembly B4-9 makes wire clamp A4-5 and wire clamp B4-8 that catenary 4-12 is given clamping, with catenary 4-12 fixed pedestal.Contact wire 16 is held between the two clamping plate A17-1, B17-7 of the steady ear 17 of contact wire, and fixing.
The present invention is just locating the place, just location that integral cantilever is used for electrifing railway contacting net system, and fixed pedestal contact wire and catenary can be stablized contact net system, prevent the generation of off-line accident.
Claims (9)
1. the just location integral cantilever of electrification railway contact net is characterized in that, comprises the horizontal bracket (1) of straight type; The one end sealing of horizontal bracket (1), the other end are free end; Be fixed with rotatable adjustable Messenger Wire base (4) near the sealed end place, Messenger Wire base (4) is used to support catenary, near the free end of horizontal bracket (1) bolt hole C (1-7) is set; Be connected with strut insulator through bolt hole C (1-7) and bolt assembly; Bottom near the sealed end place of horizontal bracket (1) is provided with diplopore connecting panel (1-4), and horizontal bracket (1) is connected through the end of diplopore connecting panel (1-4) with oblique wrist and arm (2), and the other end of oblique wrist and arm (2) is a free end; The equidirectional setting of free end of the free end of oblique wrist and arm (2) and horizontal bracket (1); Between oblique wrist and arm (2) and the horizontal bracket (1) shape in an angle, oblique wrist and arm (2) can rotate up and down around diplopore connecting panel (1-4), is arranged at intervals with two hinge-type steady rings (3) respectively at the fixed end place near oblique wrist and arm (2); Fix with the two ends of horizontal location pipe (6) respectively through two hinge-type steady rings (3); Horizontal location pipe (6) is the bending structure, and angle of bend is near 90 °, is connected with steady arm bearing (7) at the level attitude of horizontal location pipe (6); Steady arm bearing (7) is affixed with an end of the spacing steady arm of elasticity (8), and the other end of the spacing steady arm of elasticity (8) is through steady ear clamping contact wire.
2. according to the described integral cantilever of just locating of claim 1; It is characterized in that; Said horizontal bracket (1) is processed with the bolt hole A (1-2) that at least 7 spacings are 100mm side by side near the sealed end place; Wherein have at least two bolt hole A (1-2) to captive joint with Messenger Wire base (4) through bolt assembly; The diplopore connecting panel (1-4) of horizontal bracket (1) is provided with a circular bolt holes B (1-6) and a waist shape bolt hole (1-5); Said circular bolt holes B (1-6) is arranged on the lower left of diplopore connecting panel (1-4), and said waist shape bolt hole (1-5) is arranged on the upper right side on the diplopore connecting panel (1-4), and the line of centers of this waist shape bolt hole (1-5) is that the center of circle with lower left circular bolt holes B (1-6) is the camber line at center; Be connected with the end of waist shape bolt hole (1-5) through circular bolt holes B (1-6), and realize that oblique wrist and arm (2) can rotate up and down around diplopore connecting panel (1-4) with oblique wrist and arm (2).
3. according to the described integral cantilever of just locating of claim 1; It is characterized in that; The fixed end place of said oblique wrist and arm (2) is provided with ears (2-2); Have bolt hole D (2-3) on the ears (2-2); Achieve a fixed connection with diplopore connecting panel (1-4) on the horizontal bracket (1) through ears (2-2) and bolt hole D (2-3), oblique wrist and arm (2) be provided with circular bolt holes E (2-4) near free end, this bolt hole E (2-4) is connected with strut insulator through bolt assembly.
4. according to the described integral cantilever of just locating of claim 1; It is characterized in that described Messenger Wire base (4) comprises downward opening C shape connecting panel (4-1), the two side of C shape connecting panel (4-1) is processed with at least two bolt hole F (4-13) respectively; The bolt hole F (4-13) of C shape connecting panel (4-1) two side is corresponding for one by one; At least be provided with two cover bolt assembly D (4-11) in the bolt hole F (4-13) of C shape connecting panel (4-1) two side, C shape connecting panel (4-1) top outer is welded with downward opening U-shaped plate A (4-2), forms the Messenger Wire base body; Be provided with opening U-shaped plate B (4-4) up above the U-shaped plate A (4-2); Be provided with flat gasket A (4-3) between U-shaped plate A (4-2) and the U-shaped plate B (4-4), U-shaped plate A (4-2), flat gasket A (4-3) and U-shaped plate B (4-4) are connected through bolt assembly C (4-10), and the welded top of U-shaped plate B (4-4) has wire clamp A (4-5); Form the catenary carriage of catenary clamping device; Wire clamp A (4-5) end face is provided with arc-shaped recess, is connected with lining A (4-6) in this arc-shaped recess, and wire clamp A (4-5) is connected with wire clamp B (4-8) through the two bolt assembly B (4-9) that are arranged side by side; The bottom surface of wire clamp B (4-8) is provided with arc groove; This arc groove and arc-shaped recess are oppositely arranged, and form the cylindrical hole in order to the clamping catenary, and the axis normal of this cylindrical hole is in the axis of C shape connecting panel (4-1); Be connected with lining B (4-7) in the arc groove of wire clamp B (4-8), be provided with catenary (4-12) between lining A (4-6) and the lining B (4-7).
5. the integral cantilever of just locating according to claim 1 is characterized in that described hinge-type steady ring (3) comprises anchor ear I (3-2); One side of anchor ear I (3-2) is connected through bearing pin A (3-5) with a side of anchor ear II (3-4), and bearing pin A (3-5) two ends form umbrella-shaped structure through revolving anchor, prevent that anchor ear I (3-2) and anchor ear II (3-4) from coming off; Thereby form the hinge-type structure, anchor ear I (3-2) and anchor ear II (3-4) have the semicircular structure part, and the semicircular structure of anchor ear I (3-2) and anchor ear II (3-4) partly is oppositely arranged; Form a cylindrical channel; The free end of anchor ear I (3-2) has been arranged side by side two square through holes, and the free end of anchor ear II (3-4) has been arranged side by side two manholes, and two square through holes on the anchor ear I (3-2) are corresponding for one by one with two manholes on the anchor ear II (3-4); Its center is respectively on same axis; The outside top of anchor ear I (3-2) semicircular structure part is welded with ears type connecting panel (3-1), and a pair of connecting panel on the ears type connecting panel (3-1) is symmetrical set with respect to the axis of the cylindrical channel that two anchor ears form, and integrant ears type connecting panel; Ears type connecting panel (3-1) is positioned near the free-ended side of anchor ear I (3-2); Have square through-hole, the opposite side of ears type connecting panel (3-1) has manhole, the square through-hole of ears type connecting panel (3-1) and the coaxial setting of manhole; The free-ended square through hole of anchor ear I (3-2) is a square through-hole; The structure of anchor ear I (3-2), anchor ear II (3-4) is respectively 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 discrete two cylinders or a cylinder respectively; Two cylinders are set to symmetrical structure; Intermediate structure part and these two cylinders or smooth a connection of cylinder, its interface section is as a whole through being welded to connect into, and 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 convexity of a half cone-shaped, and this convexity is the reinforced rib of die-forging forming, and other three outer perimeter die-forging formings are the flanging with certain altitude; The effect that all has the rigidity that strengthens cuboid; Have two square through-holes and two manholes on the cuboid of anchor ear I (3-2) and anchor ear II (3-4) respectively side by side, two square through-holes on the anchor ear I (3-2) are corresponding for one by one with two manholes on the anchor ear II (3-4), and its center is respectively on same axis.
6. the integral cantilever of just locating according to claim 1; It is characterized in that described steady arm bearing (7) comprises that steady arm props up seat body (7-5); Steady arm props up the connecting panel formation of seat body (7-5) by two " L " plates that laterally arrange and affixed this two " L " plate; Steady arm props up seat body (7-5) and is " L " shape of left-hand thread, and the angle between its upper arm and the underarm is 116 °, and the free end top that steady arm props up seat body (7-5) upper arm is connected with the hinge-type anchor ear; This hinge-type anchor ear is fixed on the horizontal location pipe (6); The other end of steady arm bearing (7) upper arm is processed with two holes, and this two hole sets gradually along the direction of steady arm bearing (7) upper arm, is respectively arranged with bolt assembly G (10) and bolt assembly H (11) in two holes; Steady arm bearing (7) underarm has through hole; Be provided with bolt assembly H (11) in this through hole, between two bolt assembly H (11), be provided with limiting stopper (12), the screw rod that is arranged at the bolt assembly H (11) of steady arm bearing (7) underarm is connected with an end of location shackle (13); The other end of location shackle (13) and an end crimping of locating organ pipe (8-1); Location shackle (13) is processed with a through hole with an end of location organ pipe (8-1) crimping, is provided with bolt assembly L (14) in this hole, between bolt assembly L (14) and bolt assembly G (10), is connected with equipressure line A (9); Be provided with vertical spring pull bar (8-2) in the location shackle (13), the upper end of spring pull bar (8-2) is connected with the bolt assembly H (11) that is arranged at steady arm bearing (7) upper arm; The other end of location organ pipe (8-1) and an end crimping of steady arm sleeve (15); The other end of steady arm sleeve (15) is the vertical cylindrical shell of axis; Be connected with steady ear (17) in the cylindrical shell; Steady ear (17) is used for clamping contact wire (16), and with the free end of steady arm bearing (7) in same direction, the axis of contact wire (16) center and horizontal location pipe (6) is that the vertical distance between the axis of hinge-type anchor ear on the steady arm bearing is 500mm.
7. the integral cantilever of just locating according to claim 7 is characterized in that, is welded with the hinge-type anchor ear on the described steady arm bearing (7); Comprise anchor ear A (7-1), the side of anchor ear A (7-1) is connected through bearing pin B (7-2) with the side of anchor ear B (7-3), and bearing pin B (7-2) two ends form umbrella-shaped structure through revolving anchor; Prevent that anchor ear A (7-1) and anchor ear B (7-3) from coming off, thereby form the hinge-type structure, anchor ear A (7-1) and anchor ear B (7-3) have the semicircular structure part; The semicircular structure of anchor ear A (7-1) and anchor ear B (7-3) partly is oppositely arranged, and forms a cylindrical channel, and the free end of anchor ear A (7-1) has been arranged side by side two manholes; The free end of anchor ear B (7-3) has been arranged side by side two square through holes, and two manholes on the anchor ear A (7-1) are corresponding for one by one with two square through holes on the anchor ear B (7-3), and its center is respectively on same axis; The exterior bottom of anchor ear B (7-3) semicircular structure part is welded with steady arm and props up seat body (7-5); Steady arm props up " L " shape plate of a pair of left-hand thread on the seat body (7-5), and the axis of the cylindrical channel that forms with respect to two anchor ears is symmetrical set, and integrant steady arm bearing; The free-ended square through hole of anchor ear B (7-3) is a square through-hole; Anchor ear A (7-1) and anchor ear B (7-3) are respectively 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 discrete two cylinders respectively; Two cylinders are set to symmetrical structure; Intermediate structure part and this cylinder or two smooth connections of cylinder, its interface section is as a whole through being welded to connect into, and 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 convexity of a half cone-shaped, and this convexity is the reinforced rib of die-forging forming, and other three outer perimeter die-forging formings are the flanging with certain altitude; The effect that all has the rigidity that strengthens cuboid; Have two manholes and two square through-holes on the cuboid respectively side by side, two manholes on the anchor ear A (7-1) are corresponding for one by one with two square through holes on the anchor ear B (7-3), and its center is respectively on same axis.
8. the integral cantilever of just locating according to claim 1; It is characterized in that; The structure of the spacing steady arm of described elasticity (8) is: comprise location organ pipe (8-1); Location organ pipe (8-1) is the aluminium-alloy pipe of arc, and the arc radius of location organ pipe (8-1) central axis is 800mm, and an end of location organ pipe (8-1) is crimped with abutment sleeve (15); Abutment sleeve (15) is affixed with steady ear (17); Steady ear (17) clamping has contact wire (16), and the other end of location organ pipe (8-1) is crimped with location shackle (13), is provided with spring pull bar (8-2) in the location shackle (13); Location shackle (13) is provided with bolt hole G (13-8); Bolt hole G (13-8) is 1200mm with the width between centers of the contact wire (16) of steady ear (17) clamping, and the line of centres and the angle between the horizontal surface of the center of bolt hole G (13-8) and contact wire (16) are 12 °, and the vertical distance between the center of the center of bolt hole G (13-8) and contact wire (16) is 250mm.
9. according to the described integral cantilever of just locating of claim 9, it is characterized in that the spacing steady arm of described elasticity (8) is provided with location shackle (13) and springing; The structure of location shackle (13) and springing: comprise location shackle body (13-1); Location shackle body (13-1) middle part is provided with spring perch (13-5), and spring perch (13-5) is inverted U-shaped, and spring perch (13-5) top is processed with a through hole; Be cast with a projection on the right side in this hole; Be used with the limiting stopper (12) on the steady arm bearing (7), be used for the spacing of steady arm and raise, from top to bottom be disposed with flat gasket C (13-6), spring (13-7) in the spring perch (13-5) and leak tube (13-2); Leaking tube (13-2) is opening U-shaped tube up; The bottom of leaking tube (13-2) has a hole, and the lower end of spring (13-7) is stretched in the tube with Louing, locatees in the inverted U-shaped hole of shackle body (13-1) and also vertically is provided with spring pull bar (8-2); Stretch out outside the location shackle body (13-1) upper end of spring pull bar (8-2); And being processed with an open-work, this open-work is connected with the screw rod of the bolt assembly H (11) that is arranged at steady arm bearing (7) upper arm, between this open-work and spring perch (13-5) top, is provided with a pin (20); Be used for the locking elastic device; The lower end of spring pull bar (8-2) is passed flat gasket C (13-6), spring (13-7) successively and is leaked the hole of tube (13-2) bottom, stretches out and leaks tube (13-2), and the lower end of spring pull bar (8-2) is connected with flat gasket B (13-3), lock washer with double ears (8-4) and nut (13-4) in turn through screw thread; Said flat gasket B (13-3), lock washer with double ears (8-4) and nut (13-4) are positioned at the outside of leaking tube (13-2); Location shackle body (13-1) is gone up two through holes of processing, and one of them through hole is that bolt hole G (13-8) is positioned at spring perch (13-5) right side, and another through hole is positioned at spring perch (13-5) left side, is used for hold-down bolt assembly L (14); The outside of spring perch (13-5) left side wall of location shackle body (13-1) is connected with a pipe link, and the free end of this pipe link is an integral body with an end crimping of location organ pipe (8-1), and the axis of crimping rear connecting rod and the angle between the horizontal surface are 10 °,
The spacing steady arm of described elasticity (8) is provided with the self-locking mechanism of abutment sleeve (15) and steady ear (17) composition, comprises abutment sleeve body (15-1), vertically is provided with cylindrical shell in abutment sleeve body (15-1) left side; Cylindrical shell left side wall middle part is provided with an adjustment hole (15-2), and the outside of cylindrical shell right side wall is connected with a bevelled pipe link, and the free end of this pipe link is an integral body with an end crimping of location organ pipe (8-1); The axis of pipe link and the angle between the horizontal surface are 25 °, and pipe link is provided with bolt assembly I (18) towards the top side wall of abutment sleeve cylindrical shell one end, in the cylindrical shell of abutment sleeve body (15-1) left side, are connected with steady ear (17); This steady ear (17); Comprise clamping plate A (17-1), clamping plate B (17-7), the middle part of clamping plate A (17-1) and clamping plate B (17-7) is a semicircular structure; Be respectively arranged with a through hole and a bolt hole; Fastening through interior wince hook bolt (17-3), be used for clamping contact wire (16), the top of clamping plate B (17-7) is cylinder; Radially be provided with outside thread; Adaptive connection of negative thread with wire clamp sleeve (17-5) is used to support steady ear (17), and the middle part of cylindrical middle part of clamping plate B (17-7) and wire clamp sleeve (17-5) has a through hole and two through holes; These three through holes central lines; Be provided with bolt assembly J (17-6) in these three holes, can prevent effectively that getting loose of wire clamp sleeve (17-5) from causing getting loose of steady ear (17), the cylindrical top of clamping plate B (17-7) is provided with bolt assembly I (18); Two bolt assembly I (18) are used for affixed equipressure line B (19); Between online chuck tube (17-5) bottom and abutment sleeve body (15-1) the cylindrical shell top, between abutment sleeve body (15-1) cylindrical shell bottom and two clamping plate (A17-1, B17-7), be respectively arranged with plastic washer B (17-4) and plastic washer A (17-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910218688A CN101698391B (en) | 2009-10-30 | 2009-10-30 | Pull-off mode integral type cantilever of overhead contact line equipment of electrified railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910218688A CN101698391B (en) | 2009-10-30 | 2009-10-30 | Pull-off mode integral type cantilever of overhead contact line equipment of electrified railway |
Publications (2)
| Publication Number | Publication Date |
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| CN101698391A CN101698391A (en) | 2010-04-28 |
| CN101698391B true CN101698391B (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910218688A Active CN101698391B (en) | 2009-10-30 | 2009-10-30 | Pull-off mode integral type cantilever of overhead contact line equipment of electrified railway |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT511767B1 (en) * | 2011-07-15 | 2013-07-15 | Europ Trans Energy Gmbh | SUSPENSION FOR THE CARTRIDGE WIRE OF ELECTRICALLY OPERATED VEHICLES |
| CN104385940A (en) * | 2014-11-13 | 2015-03-04 | 重庆众诚精密模锻有限公司 | Forged copper positioning hook for contact net |
| CN104385939A (en) * | 2014-11-13 | 2015-03-04 | 重庆众诚精密模锻有限公司 | Locating pothook for railway line contact network and forging die |
| CN104442460A (en) * | 2014-11-13 | 2015-03-25 | 重庆众诚精密模锻有限公司 | Forging positioning hook for railway line contact net |
| CN104890534B (en) * | 2015-05-06 | 2017-03-01 | 同济大学 | A kind of applied to high-speed railway touching net antidirection finding elastic damper supporting mechanism |
| CN106671829A (en) * | 2016-11-11 | 2017-05-17 | 成都国佳电气工程有限公司 | Insulated combined-type support device for overhead lines |
| CN108909531B (en) * | 2018-08-02 | 2023-11-21 | 中铁高铁电气装备股份有限公司 | Integral type anti-location support hangs cantilever device |
| CN109733250A (en) * | 2019-01-31 | 2019-05-10 | 中国铁路设计集团有限公司 | A kind of contact net system based on composite wrist-arm |
| CN112793436A (en) * | 2019-11-13 | 2021-05-14 | 许继电气股份有限公司 | Pantograph and bow head assembly |
| CN111591173B (en) * | 2020-06-04 | 2021-07-23 | 思库轨道交通技术(海南)有限公司 | Intelligent suspension fixing device for railway contact network |
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2009
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