Disclosure of Invention
Aiming at the defects in the prior art, the invention discloses a cable releasing vehicle for operation and maintenance of a transformer substation, which can flexibly adjust the cable releasing direction of a cable, improve the efficiency of cable releasing operation and ensure the effect of the cable releasing operation.
The technical scheme adopted for solving the technical problems is as follows: a cable release vehicle for operation and maintenance of a transformer substation, comprising: the cable bracket, locate the below of cable bracket and with cable bracket rotates chassis and the clamping assembly who links to each other, the cable bracket includes the bottom plate and locates respectively the support frame of bottom plate both sides, the clamping assembly includes: the clamping seat is fixedly connected with the chassis, two ends of the elastic shrinkage piece are respectively connected with the clamping seat and the clamping head, and an annular clamping groove formed by recessing is formed in the periphery of the bottom plate; the device also comprises a material guiding part and a material guiding frame for supporting the material guiding part.
As a preferred embodiment of the present invention: the clamping assemblies are two sets which are oppositely arranged; the periphery of the bottom plate is also provided with a plurality of hook grooves extending towards one end close to the clamping assembly, the hook grooves are communicated with the annular clamp grooves, and the clamping head is provided with a hook head matched with the hook grooves; the whole bottom plate is disc-shaped, and a plurality of hook grooves are uniformly distributed along the axis of the bottom plate; the elastic shrinkage piece is a spring.
As a preferred embodiment of the present invention: the elastic contraction piece is an elastic band; the material guiding part comprises an annular material guiding ring and a material guiding frame, one end of the material guiding frame is connected with the material guiding ring, and the other end of the material guiding frame is fixed with the chassis.
As a preferred embodiment of the present invention: the guide ring is arranged between the two supporting frames; the material guiding part further comprises a positioning clamp connected with the material guiding ring; the locating clamp is linked to the lower part of the guide ring through a pin shaft, and a roller is arranged below the chassis.
As a preferred embodiment of the present invention: the two support frames are connected with a winding frame through a winding frame rotating shaft; wherein, a motor frame is arranged on one side of the support frame, a motor which is arranged in the horizontal direction is fixedly arranged on the motor frame, a motor shaft of the motor is inserted into a square groove through a square, the square groove is arranged at the center of the turntable, and a driving shaft which is connected with the rotating shaft of the winding frame is arranged on the surface of the turntable, which is far away from the square groove.
As a preferred embodiment of the present invention: the center of the chassis is provided with a bearing seat, and a bearing rotating in the horizontal direction is arranged in the bearing seat; the bearing comprises a fixed outer ring and a rotary inner ring, the rotary inner ring is connected with a large gear, an inner thread groove is formed in the lower surface of the large gear, a lifting motor is arranged on the lower surface of the chassis, a motor output shaft of the lifting motor is connected with a pinion, and the pinion is meshed with the large gear; the lifting studs are arranged in the internal thread grooves in a meshed manner, the bottom of each lifting stud is provided with a supporting underframe, each supporting underframe is a square bracket, and four corners of each square bracket are respectively provided with four supporting feet; the lower surface of the supporting foot is provided with a groove.
As a preferred embodiment of the present invention: the bottom of the guide frame is fixedly arranged on a movable nut, the movable nut is meshed with a screw, one end of the screw is rotationally connected with the baffle, and the other end of the screw is connected with an output shaft of the translation motor; the translation motor is fixed on the chassis; the screw rod is parallel to the axial direction of the rotating shaft of the winding frame.
As a preferred embodiment of the present invention: the material guiding frame comprises a material guiding part support column at the bottom, a material guiding part swinging frame is arranged at the top end of the material guiding part support column, and the material guiding part further comprises a material guiding part tail end and a material guiding part bell mouth for penetrating a cable; the outer part of the tail end of the material guiding part is rotatably arranged on the material guiding swinging frame through a pin shaft.
As a preferred embodiment of the present invention: the tail end of the material guiding part and the bell mouth of the material guiding part are integrally formed; the inner surface of the tail end of the material guiding part is provided with a cleaning brush.
As a preferred embodiment of the present invention: the winding frame is a plurality of winding rods uniformly distributed on the surface of the cylinder; the winding frame pressing assembly is used for pressing the cable on the winding frame; the winding frame pressing assembly comprises a pressing line plate extending along the length direction of the winding frame, a pressing rod is connected to the pressing line plate, the pressing rod extends obliquely downwards, and a flat plate extending horizontally is arranged at the bottom end of the pressing rod; the middle part of the pressing rod is rotatably arranged on a torsion shaft at the top of the upright post, and the torsion shaft is sleeved with a torsion spring for driving the pressing rod to swing towards the surface of the winding frame.
Compared with the prior art, the invention has the following advantages:
compared with the prior art, the cable bracket and the chassis are arranged below the cable bracket and rotationally connected with the cable bracket, so that the cable bracket can flexibly rotate, and the cable bracket is fixed through the clamping assembly. The cable laying direction of the cable can be flexibly adjusted, the efficiency of the cable laying operation is improved, and the effect of the cable laying operation is ensured.
Drawings
Fig. 1 is a schematic diagram of an overall structure of a cable release vehicle for operation and maintenance of a transformer substation according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a clamping assembly in a cable laying vehicle for operation and maintenance of a transformer substation according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a schematic diagram of the overall structure of the material guiding portion;
FIG. 5 is a schematic diagram of the overall structure of the material guiding portion;
FIG. 6 is a schematic overall structure of a preferred embodiment of the present invention;
FIG. 7 is a schematic view of a preferred embodiment of a guide portion of the present invention;
FIG. 8 is a schematic view of a preferred embodiment of a guide ring of the present invention;
fig. 9 is a schematic structural view of a preferred embodiment of the bobbin of the present invention;
fig. 10 is a schematic view of a structure of an embodiment of the bobbin pressing assembly of the present invention.
Reference numerals illustrate:
1. cable bracket, chassis, clamping component, guide part, roller, cable roll, base plate, support, clamping seat, elastic contraction piece, clamping head, hook head, annular clamping groove, 112, hook groove, 41, guide ring, 42, guide frame, 43 positioning clamp, 44, pin shaft, 61 and extending end of cable.
13-reel rotating shafts, 14-turntables, 15-motor frames, 16-driving shafts, 17-square grooves, 18-square blocks, 19-motors, 20-lifting motors, 21-pinions, 22-lifting studs, 23-large gears, 24-bearings, 25-supporting underframe, 26-supporting footings, 27-grooves, 28-translation motors, 29-screws and 30-moving nuts;
411-guide part supporting columns, 412-guide part swinging frames, 413-pin shafts, 414-guide part tail ends, 415-guide part bell mouths, 416-cleaning brushes, 417-winding rods, 418-winding frames, 419-wire pressing plates, 420-pressing rods, 421-flat plates, 422-torsion springs and 423-upright posts.
Detailed Description
The present invention will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present invention, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present invention by those skilled in the art.
The invention is further described with reference to fig. 1-10.
The invention discloses a cable release car for operation and maintenance of a transformer substation, which comprises: the cable bracket 1, locate cable bracket 1's below and rotate chassis 2 and clamping component 3 that links to each other with cable bracket 1, cable bracket 1 includes bottom plate 11 and locates the support frame 12 of bottom plate 11 both sides respectively, clamping component 3 includes: the clamping seat 31, the elastic contraction piece 32 and the clamping head 33 for clamping the bottom plate 11, wherein the clamping seat 31 is fixedly connected with the chassis 2, the two ends of the elastic contraction piece 32 are respectively connected with the clamping seat 31 and the clamping head 33, and the periphery of the bottom plate 11 is provided with an annular clamping groove 111 formed by sinking; the device also comprises a material guiding part and a material guiding frame for supporting the material guiding part.
In this embodiment, the cable bracket 1 is used for supporting the cable reel 6, and the cable bracket 1 is shifted to rotate the whole cable bracket 1 relative to the chassis 2, so as to adjust the cable unwinding direction of the cable reel 6. The clamping assembly 3 is used for clamping and fixing the cable bracket 1, and preventing the cable bracket 1 from rotating relative to the chassis 2. The elastic contractions 32 are contractible elastic members, and when the elastic contractions 32 are elongated, the elastic contractions 32 are in an elongated state, facilitating the disassembly and assembly of the collet 33. When the tension is released, the elastic contractions 32 are retracted under the action of the elasticity, and the collet 33 can be tightened.
When the cable laying direction needs to be adjusted, the clamping heads 33 in the clamping assemblies 3 are in an open state, the cable bracket 1 carries the cable reel 6 and can rotate freely relative to the chassis 2 as a whole, the cable laying direction of the cable is flexibly adjusted, and the effect and the efficiency of the cable laying operation are improved. When the cable laying direction needs to be fixed, the clamping head 33 in the clamping assembly 3 is in a clamping state, in which the upper part of the clamping head 33 is clamped into the annular clamping groove 111, and the clamping head 33 tightens the groove wall of the annular clamping groove 111 under the action of the shrinkage force of the elastic shrinkage piece 32, so that the cable bracket 1 can be limited to freely rotate, and the cable laying direction is fixed.
According to an embodiment of the present invention, as shown in fig. 1: the clamping components 3 are two sets which are oppositely arranged. In this embodiment, the rotation of the cable bracket 1 relative to the chassis 2 can be restricted from two opposite directions, and the arbitrary rotation of the cable bracket 1 can be prevented.
According to a specific embodiment of the present invention, as shown in fig. 2-5: the periphery of the base plate 11 is further provided with a plurality of hooking grooves 112 extending toward one end near the clamping assembly 3, the hooking grooves 112 are communicated with the annular clamping groove 111, and the clamping head 33 is provided with a hook head 34 matched with the hooking grooves 112 in shape. In this embodiment, with this structure, when the collet 33 is in the clamped state, the hook 34 extends into the hook groove 112, so that the collet 33 is prevented from moving along the annular clamp groove 111, and the stability of the cable bracket 1 is further ensured.
According to a specific embodiment of the present invention, as shown in fig. 2-5: the bottom plate 11 is disc-shaped as a whole, and a plurality of hook grooves 112 are uniformly distributed along the axis of the bottom plate 11. In the present embodiment, a plurality of hook grooves 112 are provided, and the hook head 34 can extend into different hook grooves 112 to meet the use requirement. The greater the number of the hooking grooves 112, the higher the adjusting precision of the rotation angle of the cable bracket 1 relative to the chassis 2, but the higher the corresponding processing difficulty. In the specific implementation, the selection can be performed according to the actual use requirement and the adjustment precision.
According to a specific embodiment of the present invention, as shown in fig. 2-5: the elastic contractions 32 are springs or the elastic contractions 32 are elastic bands.
According to a specific embodiment of the present invention, as shown in fig. 4 and 5: the cable releasing car for operation and maintenance of the transformer substation further comprises a material guiding part 4, wherein the material guiding part 4 comprises an annular material guiding ring 41 and a material guiding frame 42, one end of the material guiding frame is connected with the material guiding ring 41, and the other end of the material guiding frame is fixed with the chassis 2. In this embodiment, when the cable is unwound from the cable reel 6, the unwinding end of the cable reel 6 passes through the guide ring 41, and the position of the guide ring 41 is fixed, so that the cable can be ensured to extend along the guide ring 41 to perform the function of guiding the cable when the cable is unwound.
According to an embodiment of the invention, the guide ring 41 is arranged between the two support frames 12. More specifically, the guide ring 41 is disposed at a midpoint between the two support frames 12. With this structure, the guide ring 41 is ensured to be closest to the cable exhibiting position, which is advantageous for smooth cable exhibiting.
According to an embodiment of the invention, the guide 4 further comprises a positioning clip 43 connected to the guide ring 41. In the present embodiment, when the cable is not required to be paid out, the positioning clip 43 clamps the extending end 61 of the cable, so that the extending end 61 of the cable can be prevented from falling down due to gravity, as shown in fig. 5.
According to an embodiment of the present invention, the positioning clip 43 is linked to the lower portion of the guide ring 41 by a pin 44. As shown in fig. 6, when the cable is being paid out, the positioning clip 43 is rotated 90 ° about the pin 44 in order to avoid interference between the positioning clip 43 and the extended end 61 of the cable.
In the above embodiment, the roller 5 is provided below the chassis 2. The roller 5 is beneficial to the walking of the device and improves the transferring capability.
According to a specific embodiment of the present invention, as shown in fig. 1 and 6: a winding frame 418 is connected between the two supporting frames 12 through a winding frame rotating shaft 13; one of them support frame 12 side-mounting motor frame 15, the motor 19 that the fixed mounting horizontal direction set up on the motor frame 15, the motor shaft of motor 19 inserts square groove 17 through square 18 in, square groove 17 sets up in the center of carousel 14, the carousel 14 is kept away from the surface in square groove and is set up with the drive shaft 16 that reel 418 pivot is connected. According to the embodiment, the winding frame can be driven by a motor to rotate, so that labor is saved; FIG. 6 is an exploded view of a square and square groove plug structure that facilitates disassembly; the motor drive can be further beneficial to high-efficiency completion of paying-off and taking-up.
According to a specific embodiment of the present invention, as shown in fig. 1 and 6: a bearing seat is arranged in the center of the chassis 2, and a bearing 24 rotating in the horizontal direction is arranged in the bearing seat; the bearing 24 comprises a fixed outer ring and a rotary inner ring, the rotary inner ring is connected with the large gear 23, an internal thread groove is formed in the lower surface of the large gear 23, the lower surface of the chassis 2 is provided with a lifting motor 20, a motor output shaft of the lifting motor 20 is connected with a pinion 21, and the pinion 21 is meshed with the large gear 23; the lifting studs 22 are arranged in the internal thread grooves in a meshed manner, the bottom of each lifting stud 22 is provided with a supporting underframe 25, each supporting underframe 25 is a square frame type bracket, and four corners of each square frame type bracket are respectively provided with four supporting feet 26; the lower surface of the support foot 26 is provided with a recess 27. The grooves can lighten the weight of the supporting feet and avoid sundries, so that the supporting feet can be stably supported. According to the embodiment, the pinion is driven by the lifting motor, the large gear is driven by the pinion, the rotation of the large gear drives the lifting stud of the internal thread groove to lift, the lifting stud drives the supporting underframe to lift, and the supporting frame falls to the ground to increase the stability of the whole device during wire winding and unwinding; can increase manual structure for elevator motor, can be manual when not having the electricity rotate the drive motor axle for support chassis support is stable with whole device support on ground.
According to a specific embodiment of the present invention, as shown in fig. 1 and 6: the bottom of the material guide frame 42 is fixedly arranged on a movable nut 30, the movable nut 30 is arranged on a screw 29 in a meshed manner, one end of the screw 29 is rotationally connected with a baffle, and the other end of the screw 29 is connected with an output shaft of the translation motor 28; the translation motor 28 is fixed on the chassis 2; the screw 29 is parallel to the axial direction of the rotation shaft of the spool 13. In this embodiment, realized the horizontal migration of guide frame based on ball screw's principle, guide frame horizontal migration is favorable to smooth and easy direction when the unwrapping wire, lets the cable neatly closely arrange when more being favorable to receiving the line, consequently, this embodiment can realize more efficient unwrapping wire cable and rolling cable on the basis of the advantage of above-mentioned cable car of putting. The translation motor drives the screw rod to rotate, the rotation of the screw rod drives the movable nut to translate on the screw rod, and the translation of the movable nut drives the material guide frame to move, so that the whole material guide part can horizontally move.
According to a specific embodiment of the present invention, as shown in fig. 1, 6, and 7: the material guiding frame 42 comprises a material guiding part support column 411 at the bottom, a material guiding part swing frame 412 is arranged at the top end of the material guiding part support column 411, and the material guiding part 4 further comprises a material guiding part tail end 414 and a material guiding part bell mouth 415 for penetrating the cable; the tail end 414 of the material guiding part is rotatably arranged on the material guiding swinging frame 412 through a pin roll 413. In the embodiment, the guide part support supports the guide part swing frame, so that the guide part can smoothly adapt to more cable outgoing and winding angles when guiding cables; the tail end of the guide part and the horn mouth of the guide part can be very convenient for the cable to penetrate from the tail end, and the horn mouth penetrates out, so that the use process is more convenient and efficient.
According to a specific embodiment of the present invention, as shown in fig. 1, 6, 7, 8: the tail end 414 of the material guiding part and the flare 415 of the material guiding part are integrally formed; the inner surface of the tail end 414 of the material guiding part is provided with a cleaning brush. The cleaning brush 416 is arranged, so that sundries on the surface of the cable can be filtered when the cable is out of or wound up; especially, when the wire is wound, the wire can be prevented from being mutually extruded and damaged after sundries are attached to the wire winding frame.
According to a specific embodiment of the present invention, as shown in fig. 1, 6, 9, 10: the winding frame 418 is a plurality of winding rods 417 uniformly distributed on the surface of the cylinder; a spool compression assembly for compressing the cable on spool 418; the winding frame pressing assembly comprises a pressing plate 419 extending along the length direction of the winding frame, the pressing plate 419 is connected with a pressing rod 420, the pressing rod 420 extends obliquely downwards, and the bottom end of the pressing rod 420 is provided with a flat plate 421 extending horizontally; the middle part of the pressing rod 420 is rotatably mounted on a torsion shaft at the top of the upright post 423, and the torsion shaft is sleeved with a torsion spring 422 for driving the pressing rod 420 to swing towards the surface of the winding frame 418. The flat plate can be conveniently pressed manually, and an elastic structure can be further arranged at the position of the flat plate, so that the pressing force is more stable. The structure that this embodiment winning reel design was encircleed for a plurality of wire winding poles can alleviate the weight of spool for use lighter and hander, the mode of spool oppression subassembly can let the line ball board descend the cable oppression at torsion spring's drive all the time on the spool, is favorable to arranging inseparabler, therefore the structure after the receipts line is compacter, and is not messy, difficult cause the cable to damage.
While the preferred embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention, and these changes relate to the related art well known to those skilled in the art, which fall within the scope of the present invention.
Many other changes and modifications may be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.