CN216289885U - Pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts - Google Patents

Pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts Download PDF

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Publication number
CN216289885U
CN216289885U CN202123038576.1U CN202123038576U CN216289885U CN 216289885 U CN216289885 U CN 216289885U CN 202123038576 U CN202123038576 U CN 202123038576U CN 216289885 U CN216289885 U CN 216289885U
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China
Prior art keywords
seat
pin
screw rod
push plate
main body
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CN202123038576.1U
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Chinese (zh)
Inventor
胡康
彭沙沙
武卫红
王海跃
毛文奇
乔明明
陈卓
徐玉蓉
肖舒文
赵勇
向凯
雷彦彪
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State Grid Hunan Electric Power Co ltd Power Transmission Overhaul Branch
State Grid Corp of China SGCC
State Grid Hunan Electric Power Co Ltd
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State Grid Hunan Electric Power Co ltd Power Transmission Overhaul Branch
State Grid Corp of China SGCC
State Grid Hunan Electric Power Co Ltd
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Application filed by State Grid Hunan Electric Power Co ltd Power Transmission Overhaul Branch, State Grid Corp of China SGCC, State Grid Hunan Electric Power Co Ltd filed Critical State Grid Hunan Electric Power Co ltd Power Transmission Overhaul Branch
Priority to CN202123038576.1U priority Critical patent/CN216289885U/en
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Abstract

The utility model discloses a pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts, which comprises a main body seat, a driving device, a screw rod transmission mechanism, a push plate and a sliding block seat, wherein the main body seat is provided with a screw rod driving mechanism; the driving device is arranged on the main body seat, and the power output structure of the driving device is a driving gear; the screw rod transmission mechanism is arranged on the main body seat and comprises a screw rod, a nut seat connected to the screw rod and a driven gear connected to one end of the nut seat; the driven gear is meshed with the driving gear to realize the rotation of the screw rod and the movement of the nut seat along the screw rod; the push plate is connected with the upper part of the screw rod in parallel through the nut seat; the sliding block seat and the push plate are vertically arranged and connected into a whole; one end of the push plate is a pin pushing end, and the other end of the push plate is a pin clamping end; the pin clamping end of the push plate is provided with an image acquisition camera. But whole journey automatic operation, the operation personnel only need control the arm action of patrolling and examining the robot and the drive arrangement work of device according to the video that the image acquisition camera was shot on the instrument on ground, and is safe high-efficient.

Description

Pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts
Technical Field
The utility model belongs to the field of power transmission line maintenance equipment, and particularly relates to a pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts.
Background
When hardware fittings at two ends of an insulator string on a high-voltage transmission line are connected with the yoke plate, the yoke plate is basically clamped by the hardware fittings and then locked by the bolt connecting nut.
In order to facilitate the installation operation of bolt, nut, from up installing down the bolt, connect nut on the bolt body of rod after passing gold utensil and yoke plate, in order to prevent that the nut not hard up bolt from dropping, can correspond an opening pin of perpendicular installation in the top of nut on the bolt body of rod.
And when the high-voltage transmission line is exposed in the field and experiences wind and sunshine for a long time and faces severe weather conditions such as stormy weather, electric lightning and the like, the lead and the insulator string can swing to a larger extent. Because the split pin is generally an aluminum pin, the open end of the split pin is bent for limiting during installation. The pin can fall off during the large amplitude swing of the conductor and the insulator string.
If the pin falls, faults such as insulator string falling, power transmission line falling and the like can occur if the pin is not timely repaired, so that power supply interruption or personal electric shock accidents are caused, and the consequences are not imagined.
At present, the maintenance mode of the power transmission line is mainly manual live maintenance, common work such as pin repair and the like is completed by an operator to climb a tower and go on line to perform equipotential operation, the labor intensity is high, the working efficiency is low, and serious personal safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pin inserting device which can be installed at the tail end of an arm of an inspection robot and automatically supplements pins on insulator string hardware fittings and yoke plate fixing bolts.
The utility model provides a pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts, which comprises a main body seat, a driving device, a screw rod transmission mechanism, a push plate and a sliding block seat, wherein the main body seat is provided with a screw rod; the driving device is arranged on the main body seat, and the power output structure of the driving device is a driving gear; the screw rod transmission mechanism is arranged on the main body seat and comprises a screw rod, a nut seat connected to the screw rod and a driven gear connected to one end of the nut seat; the driven gear is meshed with the driving gear to realize the rotation of the screw rod and the movement of the nut seat along the screw rod; the push plate is connected with the upper part of the screw rod in parallel through the nut seat; the sliding block seat and the push plate are vertically arranged and connected into a whole; one end of the push plate is a pin pushing end, and the other end of the push plate is a pin clamping end; the pin clamping end of the push plate is provided with an image acquisition camera.
In an embodiment of the above technical solution, the main body seat has mounting grooves for mounting the driving device and the screw transmission mechanism, respectively.
In one embodiment of the above technical solution, the pin clamping end of the push plate is connected with an elastic U-shaped clamp.
In one embodiment of the above technical scheme, the pin clamping end of the push plate is provided with two limiting rods and semi-cylindrical limiting columns outside the two limiting rods, and the closed end of the elastic U-shaped clamp is inserted between the limiting rods and the limiting columns.
In an embodiment of the above technical scheme, a limiting boss is arranged on the main body seat corresponding to the pin clamping end section of the push plate, a through groove with a width matched with that of the elastic U-shaped clamp is arranged in the middle of the limiting boss in the width direction, and an outward-expanding horn mouth is arranged at the tail end of the through groove.
In an embodiment of the above technical solution, the slider seat includes a U-shaped link plate seat and sliders symmetrically connected to inner sides of two side arms thereof.
In an embodiment of the above technical scheme, the yoke plate seat spans the push plate and the main body seat, the two sides of the main body seat are provided with slide rails matched with the slide blocks, and the yoke plate seat is fixedly connected with the push plate.
This device belongs to the part of disappearance pin instrument on insulator chain gold utensil and yoke plate fixing bolt, mend the dress instrument and install in the arm end back of patrolling and examining the robot, the motion of accessible robot arm and this device drive arrangement drive lead screw drive mechanism motion, make the push pedal remove about and realize the centre gripping propelling movement of opening pin, then the pin sleeve through this device cooperation benefit dress instrument pushes away the opening pin to suitable position, install the crooked spacing of open end of opening pin on the bolt body of rod through the pin bending mechanism at last. But whole journey automatic operation, the operation personnel only need control the arm action of patrolling and examining the robot and the servo motor work of this instrument according to the video that the image acquisition camera was shot on the instrument on ground, with the opening pin accurate insert the pin mounting hole on the shank of bolt and with the opening pin top that will insert the mounting hole push away to the suitable position after the bending spacing, safe high-efficient.
Drawings
FIG. 1 is a schematic axial side view of an embodiment of the present invention assembled with other components of a pin installation tool.
Fig. 2 is a schematic axial side structure view of another orientation of the present embodiment.
Fig. 3 is a schematic side view of the pin sleeve mount and pin bending mechanism of fig. 1 with the pin sleeve mount and pin bending mechanism removed.
FIG. 4 is a schematic axial side view of FIG. 3 with the push plate, slider housing and resilient clevis removed.
Detailed Description
As shown in fig. 1 to 4, the pin complementary installation tool applied to the pin insertion device for complementary installing insulator string hardware and the pin on the connecting plate fixing bolt disclosed in this embodiment includes a main body seat 1, a servo motor 2, a driving gear 3, a driven gear 3a, a lead screw 4, a nut seat 5, a push plate 6, an elastic U-shaped clip 7, a slider seat 8, a pin sleeve seat 9 and a pin bending mechanism 10.
The main part seat 1 is the cuboid seat, and there is the servo motor mounting groove its bottom, and there is the lead screw mounting groove at the top.
The output shaft of servo motor 2 passes through coupling joint driving gear 3, and the driving gear is located the terminal surface of main part seat outside, meshing driven gear 3 directly over the driving gear.
The screw rod 4 and the driven gear 3a are arranged in the mounting groove on the main body seat in the same axial center line, the screw rod is connected with the nut seat 5, and one end of the screw rod is connected with the driven gear through the coupler.
Therefore, the servo motor 2 works, and the rotation of the screw rod 4 can be realized through the driving gear 3 and the driven gear 3 a.
The push plate 6 is arranged above the screw rod 4 in parallel, the width of the push plate is larger than that of the screw rod mounting groove, the lower surface of the push plate is attached to the main body seat 1, and the middle of the push plate is fixedly connected with the nut seat 5 through a bolt.
The rotation of the screw rod 4 can realize the left and right movement of the push plate 6 through the nut seat 5.
Two ends of the push plate 6 are respectively a pin pushing end and a pin clamping end.
The pin pushing end of the push plate 6 is vertically provided with an arc convex plate 61, and the pin clamping end is connected with an elastic U-shaped clamp 7.
The pin clamping end of the push plate 6 is provided with two limiting rods 62 and semi-cylindrical limiting columns 63 at the outer sides of the two limiting rods, and the closed end of the elastic U-shaped clamp 7 is inserted between the limiting rods and the limiting columns for fixation.
The resilient clevis 7 is used to clamp the opening pin XD in an initial state.
The main body seat 1 is provided with limiting bosses 11 corresponding to two sides of the pin clamping end section of the push plate 6, the middle position in the width direction of each limiting boss is provided with a through groove with the width matched with that of the elastic U-shaped clamp 7, and the tail end of each through groove is provided with an outward-expanding horn mouth.
The slider seat 8 comprises an inverted U-shaped yoke plate seat 81 and horizontal folding edges positioned at the lower ends of two side arms of a slider 82 yoke plate seat symmetrically connected with the inner sides of the two side arms, and an ear plate 811 extending horizontally is arranged at one side of the yoke plate seat 81.
The connecting plate seat 81 stretches across the middle part of the push plate and the main body 1, and sliding rails 12 matched with the sliding blocks are arranged on two sides of the main body seat 1.
The connecting plate seat 81 is fixedly connected with the middle part of the push plate 6 through a bolt.
When the servo motor 2 works to move the push plate 6, the connecting plate seat 81 moves along with the push plate.
The pin sleeve 9 is fixed outside the pin pushing end of the main body seat 1 corresponding to the push plate 6.
The pin sleeve seat 9 comprises a seat body 91 and a sleeve 92, the seat body 91 is 7-shaped, a long arm of the seat body is connected with the end face of the main body seat 1, and the long arm is provided with a mounting groove for embedding the driving gear 3 and the driven gear 3 a. Be provided with on the forearm of pedestal 91 and push away the groove with push pedal 6 width matching, sleeve 92 sets up in the front end of pushing away the tank bottom surface, and sleeve 92 outer wall top is provided with indent joint groove.
The pin bending mechanism 10 comprises a driving arm 101 and a driven arm 102 hinged with the driving arm, the tail end of the driving arm is hinged with an ear plate 811 on one side of a yoke plate seat through a pin shaft, the tail end of the driven arm 102 is a ring body 103 clamped in an inner concave clamping groove outside the sleeve 92, and a pin bending pushing column 104 is axially arranged on the outer wall of the ring body 103.
Image acquisition cameras (not shown in the figure) are respectively arranged in the pin sleeve and at the pin clamping end of the push plate.
When the tool is fixed at the tail end of the arm of the robot and the insulator string hardware fitting is additionally provided with the opening pin on the yoke plate fixing bolt, the concrete process is as follows:
(1) a cotter pin is fixed in a resilient clevis of the tool, and then the tool is fixed in a socket on the robot body.
When the elastic U-shaped clamp fixes the pin, the end of the pin head is inserted into the clamping opening of the elastic U-shaped clamp, the servo motor works to enable the driving gear to drive the driven gear to rotate, the driven gear drives the screw rod to rotate, the nut seat on the screw rod moves inwards, the push plate moves inwards, the elastic U-shaped clamp moves inwards along with the push plate and crosses the inner end of the horn mouth on the main body seat, and the elastic U-shaped frame clamps the opening pin.
(2) When the robot walks to the accessory at the pin supplementing position on the lead, the robot stops on the lead, the tail end of the arm of the robot is connected with the tool in the plug seat and pulls the tool out of the plug seat, and then the arm moves to enable the open pin on the tool to be aligned with the pin mounting hole on the bolt rod body.
(3) The servo motor of the tool works to drive the nut seat on the screw rod to drive the push plate to move outwards, the pin is inserted into the pin mounting hole, and meanwhile, the elastic U-shaped clamp loses the limitation of the upper limiting boss of the main seat body and automatically loosens the open pin.
(4) The servo motor works reversely to enable the screw rod to rotate reversely, and the nut seat drives the push plate and the elastic U-shaped clamp to retract.
(5) The robot arm moves to rotate the tool by 180 degrees, so that the sleeve of the pin sleeve seat sleeves the bolt rod body and the opening pin, and the opening pin inserted on the bolt rod body is positioned in the push groove on the pin sleeve seat body.
(6) When the servo motor works, the screw rod rotates, and the pin pushing end of the pushing plate moves outwards to push the opening pin in the pushing groove to a proper position;
(7) and when the servo motor works, the yoke plate seat of the sliding block seat pushes the tail end of the driven arm of the pin bending mechanism to rotate so as to bend the opening end of the opening pin to meet the standard requirement.
(8) The robot carries the tool to exit the working position.

Claims (7)

1. The utility model provides a pin insertion device of pin on repacking insulator chain gold utensil and yoke plate fixing bolt which characterized in that: the device comprises a main body seat, a driving device, a screw rod transmission mechanism, a push plate and a sliding block seat;
the driving device is arranged on the main body seat, and the power output structure of the driving device is a driving gear; the screw rod transmission mechanism is arranged on the main body seat and comprises a screw rod, a nut seat connected to the screw rod and a driven gear connected to one end of the nut seat; the driven gear is meshed with the driving gear to realize the rotation of the screw rod and the movement of the nut seat along the screw rod;
the push plate is connected with the upper part of the screw rod in parallel through the nut seat; the sliding block seat and the push plate are vertically arranged and connected into a whole; one end of the push plate is a pin pushing end, and the other end of the push plate is a pin clamping end;
the pin clamping end of the push plate is provided with an image acquisition camera.
2. The pin inserting device for supplementing the pins on the insulator string hardware fittings and the link plate fixing bolts according to claim 1, which is characterized in that: the main body seat is provided with mounting grooves for mounting the driving device and the screw rod transmission mechanism respectively.
3. The pin inserting device for supplementing the pins on the insulator string hardware fittings and the link plate fixing bolts according to claim 1, which is characterized in that: the pin clamping end of the push plate is connected with an elastic U-shaped clamp.
4. The pin inserting device for supplementing the pins on the insulator string hardware fittings and the link plate fixing bolts according to claim 3, wherein: the pin clamping end of the push plate is provided with two limiting rods and semi-cylindrical limiting columns on the outer sides of the two limiting rods, and the closed end of the elastic U-shaped clamp is inserted between the limiting rods and the limiting columns.
5. The pin inserting device for supplementing the pins on the insulator string hardware fittings and the link plate fixing bolts according to claim 3, wherein: the main body seat is provided with a limiting boss corresponding to the pin clamping end section of the push plate, a through groove with the width matched with that of the elastic U-shaped clamp is arranged in the middle of the limiting boss in the width direction, and the tail end of the through groove is provided with an outward-expanding horn mouth.
6. The pin inserting device for supplementing the pins on the insulator string hardware fittings and the link plate fixing bolts according to claim 1, which is characterized in that: the slider seat comprises a U-shaped connecting plate seat and sliders symmetrically connected with the inner sides of the arms at two sides of the U-shaped connecting plate seat.
7. The pin inserting device for supplementing the pins on the insulator string hardware fittings and the link plate fixing bolts according to claim 6, wherein: the yoke plate seat spans the push plate and the main body seat, the two sides of the main body seat are provided with slide rails matched with the slide blocks, and the yoke plate seat is fixedly connected with the push plate.
CN202123038576.1U 2021-12-06 2021-12-06 Pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts Active CN216289885U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123038576.1U CN216289885U (en) 2021-12-06 2021-12-06 Pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123038576.1U CN216289885U (en) 2021-12-06 2021-12-06 Pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts

Publications (1)

Publication Number Publication Date
CN216289885U true CN216289885U (en) 2022-04-12

Family

ID=81043841

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123038576.1U Active CN216289885U (en) 2021-12-06 2021-12-06 Pin inserting device for supplementing pins on insulator string hardware fittings and yoke plate fixing bolts

Country Status (1)

Country Link
CN (1) CN216289885U (en)

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