CN204876769U - Series connection vertical type wire pole - Google Patents

Abstract

The utility model provides last lower extreme that a series connection vertical type wire pole, its ball change formula locking seat the fixing base with the load bearing seat links together and lock the angle of extremely adjusting through the lock bolt, the load bearing seat has been installed gravity and has been bored, good back is fixed through annular the locked groove automatic locking was extremely laminated with the self -locking pin cooperation the interior conical surface and male cone (strobilus masculinus) to interior taper hole with outer cone combined with. The partial fixing has insulating vase on a roofbolt of the top of the wire pole that the equipment is good. Series connection vertical type wire pole's structure is succinct, makes, installs and use very convenience, does not need the instrument in assembly process, and fast, convenient, the safe and reliable of equipment wire pole have reduced manufacturing cost and use cost.

Description

Series connection vertical type electric pole

Technical field

The utility model relates to a kind of series connection vertical type electric pole of the electric wire for supporting transportion wire road.

Background technology

Now, the electric wire of the transmission line of electricity of rural power grids is all adopt concrete wire pole to support, and the weight of concrete wire pole is large, causes transport and installs inconvenient.Rural area is again in the upgrading of rural power grids carrying out a new round, and transport and electric pole easy for installation can be saved a large amount of funds for the transformation of rural power grids and save a large amount of labours.

Summary of the invention

The object that the utility model relates to is to provide a kind of series connection vertical type electric pole being easy to transport and Rapid Combination.

For achieving the above object, series connection vertical type electric pole described in the utility model mainly comprises holder, the rotatable locking seat of ball, lock bolt, load bearing seat, gravity cone, roofbolt, knock-off joint, male cone (strobilus masculinus), Inner taper hole, inner conical surface, self-locking device;

The lower end of the rotatable locking seat of described ball is fixed on holder, and the upper end of the rotatable locking seat of ball is fixed on the bottom of load bearing seat; Cover at the sphere of the rotatable locking seat of ball and stretched out hole and locking screw, the sphere head that lock bolt exceedes locking screw screw end after screwing in the locking screw that covers of sphere is pressed in bulb connecting rod has locked the fit angle of load bearing seat and holder.There is the Inner taper hole caved inward the upper surface of described load bearing seat, load bearing seat is coordinated with the male cone (strobilus masculinus) of roofbolt lower end by Inner taper hole and is fixed, and is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post by the locking head of the annular lock groove on male cone (strobilus masculinus) with the self-lock pin through inner conical surface being arranged on load bearing seat upper part; Being provided with in the outside of the Inner taper hole part of load bearing seat lives turns hole, and the taper shank of the upper end of gravity cone inserts to live and to turn in hole fixing and turns in hole and can freely rotate living.Inner taper hole is had at the two ends of knock-off joint, the male cone (strobilus masculinus) of two roofbolts inserts in the Inner taper hole at knock-off joint two ends respectively, coordinated with the male cone (strobilus masculinus) of roofbolt by Inner taper hole and fix, and being coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post by the locking head of the annular lock groove on male cone (strobilus masculinus) with the self-lock pin be arranged on through inner conical surface in knock-off joint.Porcelain insulator is fixed with at the upper part of a uppermost roofbolt of the electric pole assembled.

In the Inner taper hole of the male cone (strobilus masculinus) insertion load bearing seat of described roofbolt lower end or in the Inner taper hole of the knock-off joint of insertion rod upper end of joint, in the Inner taper hole of the knock-off joint of the male cone (strobilus masculinus) insertion rod joint lower end of roofbolt upper end, male cone (strobilus masculinus) there is annular lock groove coordinate with the locking head of self-lock pin and lock coordinating of inner conical surface and male cone (strobilus masculinus).

Described self-locking device comprises self-locking hole, self-lock pin, thrust spring, thrust disc, annular lock groove, and described self-locking hole, on the upper part and knock-off joint of load bearing seat, is horizontally installed with thrust disc, thrust spring and self-lock pin in self-locking hole; Described thrust disc is fixed on the middle part of self-lock pin, is arranged on the middle part of self-locking hole; Described thrust spring is arranged on middle part in self-locking hole, is enclosed within the middle part of self-lock pin, on the wall that one end withstands on thrust disc, the other end withstands on the middle part in self-locking hole or withstand on the pin handle being fixed on self-lock pin one end self-locking hole part jump ring on; The lateral surfaces that thrust spring is passed at middle part, two ends are each passed through the inner conical surface of knock-off joint or load bearing seat and the lateral surfaces of load bearing seat or knock-off joint of described self-lock pin, self-lock pin can slide in self-locking hole, and thrust spring is pressed in locking head thrust disc promoting self-lock pin and coordinates with annular lock groove and form locking; Described male cone (strobilus masculinus) there is annular lock groove coordinate and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the locking head of self-lock pin.

Described holder connects and fixes ball rotatable locking seat, stable and support roofbolt and bear all wt that the rotatable locking seat of ball bears.

The rotatable locking seat of described ball is the Connection Block of ball rotational lock type, comprises bulb connecting rod, spheric seating and sphere lid; Be fixed on below described spheric seating on holder, the spherical of the oriented lower recess in upper surface of spheric seating; The spherical of the oriented upper depression in lower surface of described sphere lid, the middle part of the sphere of sphere lid has stretches out hole, and the sphere stretched out in the spherical part beyond hole has covered locking screw; Described bulb connecting rod comprises sphere head and connecting rod two parts, sphere head is connected with connecting rod, the sphere head of bulb connecting rod is arranged in the spherical between spheric seating and sphere lid, the connecting rod of bulb connecting rod through in the middle part of the spherical in the middle of sphere lid stretch out hole after be fixed on the bottom of load bearing seat; The lower end of the rotatable locking seat of ball is the bottom surface of spheric seating, and the upper end of the rotatable locking seat of ball is the end of the connecting rod of bulb connecting rod; In the spherical that the sphere head of bulb connecting rod is arranged on spheric seating and sphere lid, its bar portion can coordinate with sphere head and rotate and swing.

Described spheric seating is the pedestal of carrying bulb connecting rod, and there is the spherical of depression the upper surface of pedestal.

Described sphere lid is the sphere bonnet body compressing bulb connecting rod, and sphere has covered and stretched out hole and locking screw.

Described load bearing seat is bearer connection seat, and bottom is connected with the end winding support of the connecting rod of bulb connecting rod, the Inner taper hole of the oriented lower recess in upper end, and inner conical surface and the male cone (strobilus masculinus) of roofbolt lower end of Inner taper hole connect and coordinate and be connected and fixed; Between the surface of load bearing seat upper part and Inner taper hole, having self-locking hole, have mesopore below Inner taper hole, Inner taper hole and mesopore are directly through; Being provided with in the outside of the Inner taper hole part of load bearing seat lives turns hole, and the hole that turns alive being circular hole, boring for installing gravity.

Described gravity cone is the vertical bar with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive.

Described load bearing seat and bulb connecting rod are an entirety, and the position covered stretching out hole at sphere is separated into two halves.

Described roofbolt is the cylinder that there is male cone (strobilus masculinus) at two ends, has annular lock groove at the mid portion of the male cone (strobilus masculinus) of roofbolt.

The end face at the two ends of described knock-off joint has Inner taper hole, and there is mesopore the inside of Inner taper hole, between the surface of knock-off joint and Inner taper hole, have self-locking hole.

Described self-locking hole, on load bearing seat and on knock-off joint, communicates with internal taper hole, corresponding with the position of the annular lock groove on male cone (strobilus masculinus); Thrust disc, thrust spring and self-lock pin are installed in self-locking hole, the middle part of self-lock pin is fixed with thrust disc, the pin shank portion of self-lock pin stretches out from the inner conical surface of Inner taper hole from the central part of thrust spring through the surface of the protrusion circle the surface of rear extension bar joint or load bearing seat, locking head, and one end of thrust spring is pressed on the thrust disc of self-lock pin, the other end withstands on self-locking hole.

Described self-lock pin is that comprise locking head, middle part and pin handle three part, three parts are connected with the bar of pin handle and locking head or rod or block; The middle part of self-lock pin in the self-locking hole of mid portion through after thrust spring, locking head to put in after laterally entering Inner taper hole in the annular lock groove on male cone (strobilus masculinus) again and coordinates with annular lock groove, and it is surperficial or cross out the surface of upper part of load bearing seat that pin shank portion crosses out knock-off joint; The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side of the small end of Inner taper hole be face directly.

Described annular lock groove is trapezoidal annular groove lower than the cross section of male cone (strobilus masculinus), the male cone (strobilus masculinus) at roofbolt two ends coordinates with self-lock pin and completes self-locking; The annular locking face of annular lock groove be annular lock groove near roofbolt end one side, be the facing directly of annular, central axis with roofbolt, and corresponding with the position of self-locking hole.

In order to have the ground upper support bar post at angle of inclination, when holder is installed on a horizontal ground, the central axis of load bearing seat, in holder, ensure that the verticality being arranged on roofbolt on load bearing seat and horizontal plane; When holder is arranged on the ground of inclination, load bearing seat can rotate certain angle around connecting axle on holder, ensure that the verticality being arranged on roofbolt on load bearing seat and horizontal plane.

Connecting axle is adopted to be fastened on Connection Block on holder and load bearing seat, make load bearing seat can rotate certain angle around connecting axle on holder, reach when holder is arranged on the ground of inclination and ensure that the roofbolt be arranged on load bearing seat keeps the object perpendicular to horizontal plane.

In order to reduce costs and alleviate the weight of series connection vertical type electric pole, described holder and roofbolt are hollow body or solid; Described roofbolt and knock-off joint are individual layer or multilayer in the combination of series connection vertical type electric pole, and holder is individual layer in the combination of series connection vertical type electric pole.

In order to ensure that roofbolt is all the time perpendicular to horizontal plane, adopt lock bolt to produce frictional force and lock bolt and sphere head by rotation forces sphere head and spheric seating and produce the angle angle that frictional force fixes load bearing seat and holder, when holder is arranged on the ground of inclination, ensure that the roofbolt be arranged on load bearing seat remains perpendicular to horizontal plane.

Bore to make gravity and can remain perpendicular to horizontal plane, the taper shank of described gravity cone is in the upper end of vertical bar, and the center of gravity that gravity is bored is lower than the position of taper shank.

The utility model series connection vertical type electric pole simple for structure, manufacture, install and use very convenient, do not need instrument in an assembling process, the speed of assembling wire bar is fast, convenient, safe and reliable, reduces cost of production and use cost.

Accompanying drawing explanation

Fig. 1 connects the package assembly schematic diagram of vertical type electric pole;

Fig. 2 is the structural representation of roofbolt;

Fig. 3 is the structural representation of knock-off joint;

Fig. 4 is the cross-sectional schematic that holder and load bearing seat combine;

Fig. 5 is the surface structure schematic diagram that load bearing seat and holder combine.

Shown in figure: load bearing seat 1, roofbolt 2, knock-off joint 3, mesopore 4, self-locking hole 5, self-lock pin 6, thrust disc 7, thrust spring 8, annular lock groove 9, male cone (strobilus masculinus) 10, inner conical surface 11, Inner taper hole 12, sphere lid 14, bulb connecting rod 15, holder 16, spheric seating 17, lock bolt 18, gravity are bored 19, stretched out hole 22.

Detailed description of the invention

The utility model series connection vertical type electric pole mainly comprises holder 16, the rotatable locking seat of ball, lock bolt 18, load bearing seat 1, gravity cone 19, roofbolt 2, knock-off joint 3, male cone (strobilus masculinus) 10, Inner taper hole 12, inner conical surface 11, self-locking device;

The lower end of the rotatable locking seat of described ball is fixed on holder 16, and the upper end of the rotatable locking seat of ball is fixed on the bottom of load bearing seat 1; The sphere lid 14 of the rotatable locking seat of ball has and stretches out hole 22 and locking screw, the sphere head that lock bolt 18 exceedes locking screw screw end after screwing in the locking screw on sphere lid 14 is pressed in bulb connecting rod 15 locks the fit angle of load bearing seat 1 and holder 16.There is the Inner taper hole 12 caved inward the upper surface of described load bearing seat 1, load bearing seat 1 is coordinated with the male cone (strobilus masculinus) 10 of roofbolt 2 lower end by Inner taper hole 12 and fixes, and is coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post by the locking head of the annular lock groove 9 on male cone (strobilus masculinus) 10 with the self-lock pin 6 through inner conical surface 11 being arranged on load bearing seat 1 upper part; Being provided with in the outside of Inner taper hole 12 part of load bearing seat 1 lives turns hole, and the taper shank of the upper end of gravity cone 19 inserts to live and to turn in hole fixing and turns in hole and can freely rotate living.Inner taper hole 12 is had at the two ends of knock-off joint 3, the male cone (strobilus masculinus) 10 of two roofbolts 2 inserts in the Inner taper hole 12 at knock-off joint 3 two ends respectively, coordinated with the male cone (strobilus masculinus) 10 of roofbolt 2 by Inner taper hole 12 and fix, and being coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post by the locking head of the annular lock groove 9 on male cone (strobilus masculinus) 10 with the self-lock pin 6 be arranged on through inner conical surface 11 in knock-off joint 3.Porcelain insulator is fixed with at the upper part of a uppermost roofbolt 2 of the electric pole assembled.

In the Inner taper hole 12 that the male cone (strobilus masculinus) 10 of described roofbolt 2 lower end inserts load bearing seat 1 or in the Inner taper hole 12 of the knock-off joint 3 of insertion rod joint 3 upper end, in the Inner taper hole 12 of the knock-off joint 3 of male cone (strobilus masculinus) 10 insertion rod joint 3 lower end of roofbolt 2 upper end, male cone (strobilus masculinus) 10 there is annular lock groove 9 coordinate with the locking head of self-lock pin 6 and lock coordinating of inner conical surface 11 and male cone (strobilus masculinus) 10.

Described self-locking device comprises self-locking hole 5, self-lock pin 6, thrust spring 8, thrust disc 7, annular lock groove 9, and described self-locking hole 5, on the upper part and knock-off joint 3 of load bearing seat 1, is horizontally installed with thrust disc 7, thrust spring 8 and self-lock pin 6 in self-locking hole 5; Described thrust disc 7 is fixed on the middle part of self-lock pin 6, is arranged on the middle part of self-locking hole 5; Described thrust spring 8 is arranged on middle part in self-locking hole 5, is enclosed within the middle part of self-lock pin 6, on the wall that one end withstands on thrust disc 7, the other end withstands on the middle part in self-locking hole 5 or withstand on the pin handle being fixed on self-lock pin 6 one end self-locking hole 5 part jump ring on; The lateral surfaces that thrust spring 8 is passed at middle part, two ends are each passed through the inner conical surface 11 of knock-off joint 3 or load bearing seat 1 and the lateral surfaces of load bearing seat 1 or knock-off joint 3 of described self-lock pin 6, self-lock pin 6 can slide in self-locking hole 5, and thrust spring 8 is pressed in locking head thrust disc 7 promoting self-lock pin 6 and coordinates with annular lock groove 9 and form locking; Described male cone (strobilus masculinus) 10 there is annular lock groove 9 coordinate and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post with the locking head of self-lock pin 6.

Described holder 16 connects and fixes ball rotatable locking seat, stable and support roofbolt 2 and bear all wt that the rotatable locking seat of ball bears.

The rotatable locking seat of described ball is the Connection Block of ball rotational lock type, comprises bulb connecting rod 15, spheric seating 17 and sphere lid 14; Be fixed on below described spheric seating 17 on holder 16, the spherical of the oriented lower recess in upper surface of spheric seating 17; The spherical of the oriented upper depression in lower surface of described sphere lid 14, the middle part of the sphere of sphere lid 14 has stretches out hole 22, stretches out on the sphere lid 14 in the spherical part beyond hole 22 and has locking screw; Described bulb connecting rod 15 comprises sphere head and connecting rod two parts, sphere head is connected with connecting rod, the sphere head of bulb connecting rod 15 is arranged in the spherical between spheric seating 17 and sphere lid 14, the connecting rod of bulb connecting rod 15 through in the middle part of the spherical in the middle of sphere lid 14 stretch out hole 22 after be fixed on the bottom of load bearing seat 1; The lower end of the rotatable locking seat of ball is the bottom surface of spheric seating 17, and the upper end of the rotatable locking seat of ball is the end of the connecting rod of bulb connecting rod 15; In the spherical that the sphere head of bulb connecting rod 15 is arranged on spheric seating 17 and sphere lid 14, its bar portion can coordinate with sphere head and rotate and swing.

Described spheric seating 17 is pedestals of carrying bulb connecting rod 15, and there is the spherical of depression the upper surface of pedestal.

Described sphere lid 14 is the sphere bonnet bodies compressing bulb connecting rod 15, sphere lid 14 has and stretches out hole 22 and locking screw.

The outside of stretching out hole 22 of described locking screw on sphere lid 14.

Described load bearing seat 1 is bearer connection seat, and bottom is connected with the end winding support of the connecting rod of bulb connecting rod 15, and inner conical surface 11 and the male cone (strobilus masculinus) 10 of roofbolt 2 lower end of Inner taper hole 12, the Inner taper hole 12 of the oriented lower recess in upper end connect and coordinate and be connected and fixed; There are mesopore 4, Inner taper hole 12 and mesopore 4 directly through below self-locking hole 5, Inner taper hole 12 having between the surface and Inner taper hole 12 of load bearing seat 1 upper part; Being provided with in the outside of Inner taper hole 12 part of load bearing seat 1 lives turns hole, and the hole that turns alive being circular hole, boring 19 for installing gravity.

Described gravity cone 19 is the vertical bars with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive.

Described load bearing seat 1 is an entirety with bulb connecting rod 15, is separated into two halves in the position that sphere lid 14 is stretching out hole 22.

Described roofbolt 2 is cylinders that there is male cone (strobilus masculinus) 10 at two ends, has annular lock groove 9 at the mid portion of the male cone (strobilus masculinus) 10 of roofbolt 2.

The end face at the two ends of described knock-off joint 3 has the inside of Inner taper hole 12, Inner taper hole 12 to have mesopore 4, has self-locking hole 5 between the surface of knock-off joint 3 and Inner taper hole 12.

Described self-locking hole 5, on load bearing seat 1 and on knock-off joint 3, communicates with internal taper hole, corresponding with the position of the annular lock groove 9 on male cone (strobilus masculinus) 10; Thrust disc 7, thrust spring 8 and self-lock pin 6 are installed in self-locking hole 5, the middle part of self-lock pin 6 is fixed with thrust disc 7, the pin shank portion of self-lock pin 6 stretches out from the inner conical surface 11 of Inner taper hole 12 from the central part of thrust spring 8 through the surface of the protrusion circle the surface of rear extension bar joint 3 or load bearing seat 1, locking head, and one end of thrust spring 8 is pressed on the thrust disc 7 of self-lock pin 6, the other end withstands on self-locking hole 5.

Described self-lock pin 6 is that comprise locking head, middle part and pin handle three part, three parts are connected with the bar of pin handle and locking head or rod or block; The middle part of self-lock pin 6 in the self-locking hole 5 of mid portion through after thrust spring 8, locking head to put in after laterally entering Inner taper hole 12 in the annular lock groove 9 on male cone (strobilus masculinus) 10 again and coordinates with annular lock groove 9, and pin shank portion crosses out knock-off joint 3 surface or crosses out the surface of upper part of load bearing seat 1; The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side of the small end of Inner taper hole 12 be face directly.

Described annular lock groove 9 is trapezoidal annular grooves lower than the cross section of male cone (strobilus masculinus) 10, the male cone (strobilus masculinus) 10 at roofbolt 2 two ends coordinates with self-lock pin 6 and completes self-locking; The annular locking face of annular lock groove 9 be annular lock groove 9 near roofbolt 2 end one side, be the facing directly of annular, central axis with roofbolt 2, and corresponding with the position of self-locking hole 5.

In order to have the ground upper support bar post 2 at angle of inclination, when holder 16 is installed on a horizontal ground, the central axis of load bearing seat 1, in holder 16, ensure that the verticality being arranged on roofbolt on load bearing seat 12 and horizontal plane; When holder 16 is arranged on the ground of inclination, load bearing seat 1 can rotate certain angle around connecting axle on holder 16, ensure that the verticality being arranged on roofbolt on load bearing seat 12 and horizontal plane.

Connecting axle is adopted to be fastened on Connection Block on holder 16 and load bearing seat 1, make load bearing seat 1 can rotate certain angle around connecting axle on holder 16, reach when holder 16 is arranged on the ground of inclination and ensure that the roofbolt 2 be arranged on load bearing seat 1 keeps the object perpendicular to horizontal plane.

In order to reduce costs and alleviate the weight of series connection vertical type electric pole, described holder 16 and roofbolt 2 are hollow body or solid; Described roofbolt 2 and knock-off joint 3 are individual layer or multilayer in the combination of series connection vertical type electric pole, and holder 16 is individual layer in the combination of series connection vertical type electric pole.

In order to ensure that roofbolt 2 is all the time perpendicular to horizontal plane, adopt lock bolt 18 to produce frictional force and lock bolt 18 and sphere head by rotation forces sphere head and spheric seating 17 and produce the angle angle that frictional force fixes load bearing seat 1 and holder 16, when holder 16 is arranged on the ground of inclination, ensure that the roofbolt 2 be arranged on load bearing seat 1 remains perpendicular to horizontal plane.

Bore 19 to make gravity can remain perpendicular to horizontal plane, the taper shank of described gravity cone 19, in the upper end of vertical bar, makes the position of center of gravity lower than taper shank of gravity cone 19.

Series connection vertical type electric pole is when assembling, holder is fixed on foundation base, afterwards, in A, the Inner taper hole 12 of the load bearing seat 1 of holder 16, the rotatable locking seat of ball and load bearing seat 1 that has one end of male cone (strobilus masculinus) 10 to insert roofbolt 2 to combine, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of roofbolt 2 naturally is fitted with the inner conical surface 11 of load bearing seat 1 and fixes, and the gravity depressed from cylinder is larger, and it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; Insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of roofbolt 2, the front end of male cone (strobilus masculinus) 10 enter into the position of locking head and acute angle bevel on oblique promotion locking head time, the front end oblique promotion locking head of male cone (strobilus masculinus) 10 compresses thrust spring 8 and outwards makes a concession, and the front end of male cone (strobilus masculinus) 10 passes through the position of locking head; When the male cone (strobilus masculinus) 10 of roofbolt 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of load bearing seat 1, annular lock groove 9 on male cone (strobilus masculinus) 10 is right through the position of locking head, locking head enters in annular lock groove 9 under the powered of thrust spring 8, the facing directly of locking head to face directly with the annular of annular lock groove 9 coordinate the inner conical surface 11 of fitting and male cone (strobilus masculinus) 10 locked, male cone (strobilus masculinus) 10 can not be retreated, complete roofbolt 2 and the fixing of load bearing seat 1 and locking.Point-blank whether the parallel lines of B, the center line of vertical bar observing gravity cone 19 and the center line of roofbolt 2, time not point-blank, the upper end of moving the roofbolt 2 inserted on load bearing seat 1 makes the parallel lines of the center line of roofbolt 2 and gravity bore the center line of the vertical bar of 19 point-blank, lock bolt 18 again on roating sphere cover 14 compresses the sphere head of bulb connecting rod 15, load bearing seat 1 can not be rotated around bulb connecting rod 15, allow holder 16 remain unchanged with the angle of load bearing seat 1, ensure that the column vertical be arranged on above load bearing seat 1 is in horizontal plane; Gravity cone 19 the center line of vertical bar and the center line of roofbolt 2 parallel lines point-blank time, the sphere head of bulb connecting rod 15 is compressed with regard to the lock bolt 18 on direct roating sphere cover 14, load bearing seat 1 can not be rotated around bulb connecting rod 15, allow holder 16 remain unchanged with the angle of load bearing seat 1, ensure that the column vertical be arranged on above load bearing seat 1 is in horizontal plane.The male cone (strobilus masculinus) 10 of the upper end of C, roofbolt 2 again on load bearing seat 1 overlaps knock-off joint 3, under the effect of the gravity of self gravitation and carrying, the male cone (strobilus masculinus) 10 of roofbolt 2 is naturally fitted with the inner conical surface 11 of knock-off joint 3 and fixes, and the gravity depressed from knock-off joint 3 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; Afterwards, again by the internal taper hole of male cone (strobilus masculinus) 10 insertion rod joint 3 upper end of roofbolt 2, under the effect of the gravity of self gravitation and carrying, the male cone (strobilus masculinus) 10 of roofbolt 2 is naturally fitted with the inner conical surface 11 of knock-off joint 3 and fixes, and the gravity depressed from roofbolt 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; On the male cone (strobilus masculinus) 10 being enclosed within roofbolt 2 upper end at the internal taper hole of knock-off joint 3 and the male cone (strobilus masculinus) 10 of roofbolt 2 insert in the process of Inner taper hole 12, the front end of male cone (strobilus masculinus) 10 enter into the position of locking head and acute angle bevel on oblique promotion locking head time, the front end oblique promotion locking head of male cone (strobilus masculinus) 10 compresses thrust spring 8 and outwards makes a concession, and the front end of male cone (strobilus masculinus) 10 passes through the position of locking head; When the male cone (strobilus masculinus) 10 of roofbolt 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of knock-off joint 3, annular lock groove 9 on male cone (strobilus masculinus) 10 is right through the position of locking head, locking head enters in annular lock groove 9 under the powered of thrust spring 8, the facing directly of locking head to face directly with the annular of annular lock groove 9 coordinate the inner conical surface 11 of fitting and male cone (strobilus masculinus) 10 locked, male cone (strobilus masculinus) 10 can not be retreated.When the roofbolt 2 of D, employing multilayer forms series connection vertical type electric pole, repeat on male cone (strobilus masculinus) 10 that knock-off joint 3 can be enclosed within roofbolt 2 by the step and method of step C again or again the male cone (strobilus masculinus) 10 of another root roofbolt 2 inserted in the Inner taper hole 12 of knock-off joint 3 below, completing being connected and fixed and locking between roofbolt 2 and knock-off joint 3; Finally, uppermost roofbolt fixes porcelain vase.Roofbolt 2 is very convenient with the assembling of load bearing seat 1 and roofbolt 2 and knock-off joint 3, just can complete without any need for instrument.

The porcelain insulator at the top of the series connection vertical type electric pole after combination installs fixes electric wire, completes shelving of transportion wire road.

Claims (3)

1. a series connection vertical type electric pole, is characterized in that: described series connection vertical type electric pole mainly comprises holder (16), the rotatable locking seat of ball, lock bolt (18), load bearing seat (1), gravity cone (19), roofbolt (2), knock-off joint (3), male cone (strobilus masculinus) (10), Inner taper hole (12), inner conical surface (11), self-locking device;

The lower end of the rotatable locking seat of described ball is fixed on holder (16), and the upper end of the rotatable locking seat of ball is fixed on the bottom of load bearing seat (1); The sphere lid (14) of the rotatable locking seat of ball has and stretches out hole (22) and locking screw, the sphere head that lock bolt (18) exceedes locking screw screw end after screwing in the locking screw on sphere lid (14) is pressed in bulb connecting rod (15) locks the fit angle of load bearing seat (1) and holder (16); There is the Inner taper hole (12) caved inward the upper surface of described load bearing seat (1), load bearing seat (1) is coordinated by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of roofbolt (2) lower end and fixes, and is coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post by the locking head of the annular lock groove (9) on male cone (strobilus masculinus) (10) with the self-lock pin (6) through inner conical surface (11) being arranged on load bearing seat (1) upper part; Be provided with to live in the outside of Inner taper hole (12) part of load bearing seat (1) and turn hole, the taper shank of the upper end of gravity cone (19) inserts to live and to turn in hole fixing and turns in hole and can freely rotate living; Inner taper hole (12) is had at the two ends of knock-off joint (3), the male cone (strobilus masculinus) (10) of two roofbolts (2) inserts in the Inner taper hole (12) at knock-off joint (3) two ends respectively, coordinate by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of roofbolt (2) and fix, and being coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post by the locking head of the annular lock groove (9) on male cone (strobilus masculinus) (10) with the self-lock pin (6) be arranged on through inner conical surface (11) in knock-off joint (3); Porcelain insulator is fixed with at the upper part of a uppermost roofbolt (2) of the electric pole assembled;

In the Inner taper hole (12) of the male cone (strobilus masculinus) (10) insertion load bearing seat (1) of described roofbolt (2) lower end or in the Inner taper hole (12) of the knock-off joint (3) of insertion rod joint (3) upper end, in the Inner taper hole (12) of the knock-off joint (3) of male cone (strobilus masculinus) (10) insertion rod joint (3) lower end of roofbolt (2) upper end, male cone (strobilus masculinus) (10) there is annular lock groove (9) coordinate with the locking head of self-lock pin (6) and lock coordinating of inner conical surface (11) and male cone (strobilus masculinus) (10);

Described self-locking device comprises self-locking hole (5), self-lock pin (6), thrust spring (8), thrust disc (7), annular lock groove (9), described self-locking hole (5), on the upper part and knock-off joint (3) of load bearing seat (1), is horizontally installed with thrust disc (7), thrust spring (8) and self-lock pin (6) in self-locking hole (5); Described thrust disc (7) is fixed on the middle part of self-lock pin (6), is arranged on the middle part of self-locking hole (5); Described thrust spring (8) is arranged on middle part in self-locking hole (5), is enclosed within the middle part of self-lock pin (6), one end withstand on thrust disc (7) is upper, the other end withstands on the middle part in self-locking hole (5) wall or withstand on the pin handle being fixed on self-lock pin (6) one end self-locking hole (5) part jump ring on; The lateral surfaces that thrust spring (8) is passed at middle part, two ends are each passed through the inner conical surface (11) of knock-off joint (3) or load bearing seat (1) and the lateral surfaces of load bearing seat (1) or knock-off joint (3) of described self-lock pin (6), self-lock pin (6) can slide in self-locking hole (5), and thrust spring (8) is pressed in locking head thrust disc (7) promoting self-lock pin (6) and coordinates with annular lock groove (9) and form locking; Described male cone (strobilus masculinus) (10) there is annular lock groove (9) to coordinate and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the locking head of self-lock pin (6);

Described holder (16) connects and fixes ball rotatable locking seat, stable and support roofbolt (2) and bear all wt that the rotatable locking seat of ball bears;

The rotatable locking seat of described ball is the Connection Block of ball rotational lock type, comprises bulb connecting rod (15), spheric seating (17) and sphere lid (14); Be fixed on below described spheric seating (17) on holder (16), the spherical of the oriented lower recess in upper surface of spheric seating (17); The spherical of the oriented upper depression in lower surface of described sphere lid (14), the middle part of the sphere of sphere lid (14) has stretches out hole (22), stretches out on the sphere lid (14) in the spherical part beyond hole (22) and has locking screw; Described bulb connecting rod (15) comprises sphere head and connecting rod two parts, sphere head is connected with connecting rod, the sphere head of bulb connecting rod (15) is arranged in the spherical between spheric seating (17) and sphere lid (14), the connecting rod of bulb connecting rod (15) through in the middle part of the spherical in the middle of sphere lid (14) stretch out hole (22) after be fixed on the bottom of load bearing seat (1); The lower end of the rotatable locking seat of ball is the bottom surface of spheric seating (17), and the upper end of the rotatable locking seat of ball is the end of the connecting rod of bulb connecting rod (15); In the spherical that the sphere head of bulb connecting rod (15) is arranged on spheric seating (17) and sphere lid (14), its bar portion can coordinate with sphere head and rotate and swing;

Described spheric seating (17) is the pedestal of carrying bulb connecting rod (15), and there is the spherical of depression the upper surface of pedestal;

Described sphere lid (14) is the sphere bonnet body compressing bulb connecting rod (15), sphere lid (14) has and stretches out hole (22) and locking screw;

The outside of stretching out hole (22) of described locking screw on sphere lid (14);

Described load bearing seat (1) is bearer connection seat, bottom is connected with the end winding support of the connecting rod of bulb connecting rod (15), the Inner taper hole (12) of the oriented lower recess in upper end, the inner conical surface (11) of Inner taper hole (12) and the male cone (strobilus masculinus) (10) of roofbolt (2) lower end connect and coordinate and be connected and fixed; Self-locking hole (5) is being had between the surface of load bearing seat (1) upper part and Inner taper hole (12), have mesopore (4) below Inner taper hole (12), Inner taper hole (12) is directly through with mesopore (4); Be provided with to live in the outside of Inner taper hole (12) part of load bearing seat (1) and turn hole, the hole that turns alive being circular hole, boring (19) for installing gravity;

Described gravity cone (19) is the vertical bar with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive;

Described load bearing seat (1) and bulb connecting rod (15) are an entirety, are separated into two halves in the position that sphere lid (14) is stretching out hole (22);

Described roofbolt (2) is the cylinder that there are male cone (strobilus masculinus) (10) at two ends, has annular lock groove (9) at the mid portion of the male cone (strobilus masculinus) (10) of roofbolt (2);

The end face at the two ends of described knock-off joint (3) has Inner taper hole (12), there is mesopore (4) the inside of Inner taper hole (12), has self-locking hole (5) between the surface of knock-off joint (3) and Inner taper hole (12);

Described self-locking hole (5), on load bearing seat (1) and on knock-off joint (3), communicates with internal taper hole, corresponding with the position of the annular lock groove (9) on male cone (strobilus masculinus) (10); Thrust disc (7), thrust spring (8) and self-lock pin (6) are installed in self-locking hole (5), the middle part of self-lock pin (6) is fixed with thrust disc (7), the pin shank portion of self-lock pin (6) stretches out from the inner conical surface (11) of Inner taper hole (12) from the central part of thrust spring (8) through the surface of the protrusion circle the surface of rear extension bar joint (3) or load bearing seat (1), locking head, and one end of thrust spring (8) is pressed in that the thrust disc (7) of self-lock pin (6) is upper, the other end withstands on self-locking hole (5);

Described self-lock pin (6) is that comprise locking head, middle part and pin handle three part, three parts are connected with the bar of pin handle and locking head or rod or block; The middle part of self-lock pin (6) in the self-locking hole (5) of mid portion through after thrust spring (8), locking head to put in after laterally entering Inner taper hole (12) in the annular lock groove (9) on male cone (strobilus masculinus) (10) again and coordinates with annular lock groove (9), and it is surperficial or cross out the surface of upper part of load bearing seat (1) that pin shank portion crosses out knock-off joint (3); The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side of the small end of Inner taper hole (12) be face directly;

Described annular lock groove (9) is trapezoidal annular groove lower than the cross section of male cone (strobilus masculinus) (10), and the male cone (strobilus masculinus) (10) at roofbolt (2) two ends is upper to be coordinated with self-lock pin (6) and completes self-locking; The annular locking face of annular lock groove (9) be annular lock groove (9) near roofbolt (2) end one side, be the facing directly of annular, central axis with roofbolt (2), and corresponding with the position of self-locking hole (5);

In order to can on ground upper support bar post (2) having angle of inclination, when holder (16) is installed on a horizontal ground, the central axis of load bearing seat (1), in holder (16), ensure that the verticality being arranged on roofbolt (2) on load bearing seat (1) and horizontal plane; When holder (16) is arranged on the ground of inclination, load bearing seat (1) can rotate certain angle around connecting axle on holder (16), ensure that the verticality being arranged on roofbolt (2) on load bearing seat (1) and horizontal plane;

Connecting axle is adopted to be fastened on Connection Block on holder (16) and load bearing seat (1), make load bearing seat (1) certain angle can be rotated around connecting axle on holder (16), reach when holder (16) is arranged on the ground of inclination and ensure that the roofbolt (2) be arranged on load bearing seat (1) keeps the object perpendicular to horizontal plane.

2. series connection vertical type electric pole according to claim 1, it is characterized in that: holder (16) and roofbolt (2) are hollow body or solid, roofbolt (2) and knock-off joint (3) are individual layer or multilayer in the combination of series connection vertical type electric pole, and holder (16) is individual layer in the combination of series connection vertical type electric pole.

3. series connection vertical type electric pole according to claim 1, it is characterized in that: in order to ensure that roofbolt (2) is all the time perpendicular to horizontal plane, adopt lock bolt (18) to produce frictional force and lock bolt (18) and sphere head by rotation forces sphere head and spheric seating (17) and produce the angle angle that frictional force fixes load bearing seat (1) and holder (16), when holder (16) is arranged on the ground of inclination, ensure that the roofbolt (2) be arranged on load bearing seat (1) remains perpendicular to horizontal plane;

Bore (19) to make gravity can remain perpendicular to horizontal plane, the taper shank of described gravity cone (19), in the upper end of vertical bar, makes gravity bore the position of center of gravity lower than taper shank of (19).