CN218732775U - Ground potential cable jacking mechanism for insulator replacement operation - Google Patents
Ground potential cable jacking mechanism for insulator replacement operation Download PDFInfo
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- CN218732775U CN218732775U CN202222747694.8U CN202222747694U CN218732775U CN 218732775 U CN218732775 U CN 218732775U CN 202222747694 U CN202222747694 U CN 202222747694U CN 218732775 U CN218732775 U CN 218732775U
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Abstract
The utility model discloses a ground potential cable jacking mechanism for insulator replacement operation, which comprises a triangular seat, a hand-operated lifter, a claw holding pole and a linear cross arm, wherein the triangular seat is held and fixed on the circumferential outer wall of the pole, and the top of the triangular seat vertically and fixedly supports the hand-operated lifter; the middle part of the hand-operated lifter is vertically penetrated and connected with a screw rod, and a claw holding rod is coaxially and fixedly arranged at the top end of the screw rod; the line pole of triangle seat top is gone up radial ligature fixedly connected with sharp cross arm, has set firmly the direction slider of slip suit on the claw pole outer wall on this sharp cross arm. The cable jacking mechanism is simple in structure, low in cost and good in durability, and the reliability and stability of cable positioning are obviously superior to those of the prior art.
Description
Technical Field
The utility model relates to a cable maintenance technical field especially relates to a ground potential cable climbing mechanism of operation is changed to insulator.
Background
Insulators are important elements of overhead lines and function to effectively isolate live conductors from ground, keeping them at their respective potentials. In the line operation, the insulator bears high voltage for a long time, and the insulator is aged or damaged under the action of mechanical load and the change of natural environment, so that the insulation level of the insulator is reduced, and the safe operation of the line is threatened. In order to ensure the normal operation of the insulator, the replacement of the inferior insulator in time becomes frequent and important work in the line operation and maintenance work.
In the current insulator change operation, directly adopt the goat's horn to embrace the pole and change both sides looks insulator, well embrace the pole mutually and change well looks insulator, this operation mode has following shortcoming:
1. in the operation of replacing the linear insulator by an insulating rod operation method on the horizontally arranged line, the horn holding rod is arranged at a position 0.4m above the linear cross arm to replace the insulator; 2. the replacement of the insulators on the two sides of the horizontally arranged line requires skilled techniques of operators, abundant actual working experience of live-wire work is required for replacement, and the labor intensity and the danger are high; 3. in the past, the multifunctional holding rod is adopted for replacing the two-side phase insulators, and after the two-side phase insulators are replaced, the middle-phase insulators are replaced by the middle-phase holding rod in the assembly. If one phase of the side phase insulators arranged in a triangular mode needs to be replaced, the claw holding rod cannot be used for replacing the one phase insulator independently; 4. when the multifunctional holding pole is used for replacing insulators on two sides, the multifunctional holding pole needs to be closely matched with a ground electrician, the whole process protection is carried out when the binding wire of the insulator is removed, the wire is lifted to 0.4 meter after the binding wire is removed, and an operator needs to be closely matched with the ground electrician in the process when the conductor is replaced; 5. when the middle phase insulator is replaced by the middle phase holding rod, the insulator is replaced by mutually matching the ground electrician in the same way as the replacement of the two side phase insulators.
In conclusion, most of the existing insulator replacing tools are inconvenient to use, and the reliability of vertical jacking positioning and horizontal supporting positioning is poor, so that the construction requirements of the existing insulator replacing operation are difficult to meet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve prior art's weak point, provide an insulator and change earth potential cable climbing mechanism of operation, simple structure, low cost, durability are good, and the reliability and the stability of cable location obviously are superior to prior art.
A ground potential cable jacking mechanism for insulator replacement operation comprises a triangular seat, a hand-operated lifter, a claw holding pole and a linear cross arm, wherein the triangular seat is fixedly held on the circumferential outer wall of the wire pole, and the top of the triangular seat vertically and fixedly supports the hand-operated lifter; the middle part of the hand-operated lifter is vertically penetrated and connected with a screw rod, and the top end of the screw rod is coaxially and fixedly provided with a claw holding rod; the line pole of triangle seat top is gone up radial ligature fixedly connected with sharp cross arm, has set firmly the direction slider of slip suit on the claw pole outer wall on this sharp cross arm.
Preferably, the triangular seat comprises a top hoop, a bottom supporting block, a top plane frame, a vertical rod and an inclined supporting frame; the top hoop is fixedly connected on the circumferential outer wall of the wire rod in an embracing mode through a split bolt, a top surface flat frame is fixedly connected on the top surface of the top hoop along the horizontal direction, and a vertical rod is fixedly connected on the bottom surface of the top hoop in a vertical mode; one side wall of the bottom support block is made into a concave arc surface which is matched and attached with the excircle of the wire rod, the middle part of the top surface of the bottom support block is vertically and fixedly supported with a vertical rod, and one side of the top surface of the bottom support block is fixedly connected with an inclined strut which is supported on the bottom surface of the top surface flat frame.
Preferably, the top surface plat frame is that many square steel poles welded fastening make, leaves between many square steel poles of this top surface plat frame to be equipped with and holds the vertical through clearance of lead screw.
Preferably, the angle brace is two angle steels that set up dorsad, and the bottom welded fastening of this angle steel is on the top surface of end brace piece, and the top welded fastening of angle steel is kept away from on the bottom surface of line pole one end on the flat frame of top surface, and leaves between two angle steels to be equipped with and hold the vertical through clearance of lead screw.
Preferably, two through holes are arranged on the guide sliding block in a crossed manner, one through hole vertically penetrates through and is in sliding insertion with the claw holding rod, and the other through hole transversely penetrates through and is fixedly inserted with the straight line cross arm.
The utility model has the advantages and the technical effects that:
the utility model discloses a ground potential cable jacking mechanism for insulator replacement operation, which realizes the main body support of the jacking mechanism through a triangular seat, in particular to the horizontal support of a hand-operated lifter; the claw holding pole is radially restrained by the linear cross arm and the guide sliding block, so that the claw holding pole is prevented from toppling, bending and even breaking due to the fact that a cable is supported or influenced by wind power, meanwhile, a lead can be prevented from shaking, and the parallel relation between the claw holding pole and the line pole can be guaranteed by the linear cross arm and the guide sliding block; and finally, the screw rod is driven to move up and down through the hand-operated lifter, the claw holding rod is driven to move up and down through the screw rod, and after the claw holding rod props up the cable, the insulator which originally supports the cable can be conveniently replaced at the top end of the wire rod by an operator.
Drawings
Fig. 1 is a schematic view of the operation posture of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view of section A-A in FIG. 1;
FIG. 3 is a cross-sectional view of section B-B in FIG. 1;
in the figure: 1-a cavel holding pole; 2-an insulator; 3-guiding the slide block; 4-straight cross arm; 5-a screw rod; 6-hand lifter; 7-a triangular seat; 8-wire rod; 9-top hoop; 10-an inclined strut; 11-top surface flat frame; 12-base support block.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
A ground potential cable jacking mechanism for insulator replacement operation comprises a triangular seat 7, a hand-operated lifter 6, a claw holding pole 1 and a linear cross arm 4, wherein the triangular seat is fixedly held on the circumferential outer wall of a line pole 8, and the top of the triangular seat vertically and fixedly supports the hand-operated lifter; the middle part of the hand-operated lifter is vertically penetrated and connected with a screw rod 5, and the top end of the screw rod is coaxially and fixedly provided with a claw holding rod; the line pole of triangle seat top is gone up radial ligature fixedly connected with straight line cross arm, has set firmly the direction slider 3 of slip suit on the claw pole outer wall on this straight line cross arm.
Preferably, the triangular seat comprises a top hoop 9, a bottom support block 12, a top plane frame 11, a vertical rod and an inclined strut frame 10; the top hoop is fixedly connected on the circumferential outer wall of the wire rod in an embracing mode through a split bolt, a top surface flat frame is fixedly connected on the top surface of the top hoop along the horizontal direction, and a vertical rod is fixedly connected on the bottom surface of the top hoop in a vertical mode; one side wall of the bottom support block is made into a concave arc surface which is matched and attached with the excircle of the wire rod, the middle part of the top surface of the bottom support block is vertically and fixedly supported with a vertical rod, and one side of the top surface of the bottom support block is fixedly connected with an inclined strut which is supported on the bottom surface of the top surface flat frame.
Preferably, the top surface plat frame is that many square steel poles welded fastening make, leaves between many square steel poles of this top surface plat frame to be equipped with and holds the vertical through clearance of lead screw.
Preferably, the angle brace is two angle steels that set up dorsad, and the bottom welded fastening of this angle steel is on the top surface of end brace piece, and the top welded fastening of angle steel is kept away from on the bottom surface of line pole one end on the flat frame of top surface, and leaves between two angle steels to be equipped with and hold the vertical through clearance of lead screw.
Preferably, two through holes are arranged on the guide sliding block in a crossed manner, one through hole vertically penetrates through and is in sliding insertion with the claw holding rod, and the other through hole transversely penetrates through and is fixedly inserted with the straight line cross arm.
Additionally, the utility model discloses it is preferred, the fixed connection of direction slider and sharp cross arm to and the fixed connection of hand lift and top surface parallel frame is the detachable connection of bolt, and the field operation personnel of being convenient for embrace the radial interval of pole and line pole according to insulator 2 position manual regulation goat's horn.
Additionally, the utility model discloses preferred, hand lift adopts the ripe product among the prior art, like hand formula's speed reduction lift etc.
Additionally, the utility model discloses preferably, the mature product among the prior art is adopted to the goat's horn pole of embracing, and it self possesses insulating function.
In order to more clearly describe the embodiments of the present invention, an example is provided below:
the utility model discloses a ground potential cable climbing mechanism of insulator replacement operation needs to select the straight line cross arm of different length according to the defect insulator of different looks, and during the operation earlier the manual work supports the goat's horn armful pole jacking and supports on the cable apart from the insulator 20 centimetres, according to the position installation triangle seat of goat's horn armful pole bottom and install hand lift and lead screw, then carry out the coaxial fixed connection of lead screw top and goat's horn armful pole bottom through the bolt; and then, mounting a linear cross arm made of an insulating material at one third of the total length of the claw holding rod, placing the claw holding rod to swing left and right or back and forth, checking that all the parts are connected completely after the claw holding rod is installed, operating a hand-operated lifter to lift the claw holding rod, enabling the top end of the claw holding rod and a cable to accept and support until the cable is separated from the insulator and rises by 0.4m, and then performing replacement operation of the defective insulator.
The utility model relates to a ground potential cable jacking mechanism for insulator replacement operation,
1. the wire connector can be suitable for various operation sites such as triangularly arranged wires and horizontally arranged wires, and can be replaced under the condition that the wires on two sides of the horizontal arrangement are far away.
2. The device can be installed at a position far away from the safety distance of the charged body, and the operation safety of operators in the installation process is fully considered.
3. Can change every insulator wantonly, according to the mounting height of the different guiding mechanism of operating height, well looks insulator and limit looks insulator adopt different insulating branch to change, and the length of well insulating branch is 2.5 meters, and the length of limit looks insulating branch is 2 meters.
The utility model discloses a ground potential cable climbing mechanism of operation is changed to insulator, the installation is simple, easy operation, simple process, the flexibility is strong, low in labor strength, can change the straight line insulator into an operation personnel by two man operation in the past in the operation, only need the cooperation of ground electrician to change insulator mechanism with the ground potential and transmit the operation personnel on the pole, install the back, by operation personnel alone can.
Additionally, the utility model discloses preferentially, lead screw length 0.7 meters can support apart from defect insulator cable 0.6 meters high, when horizontal arrangement's wire B.C was in one side mutually, can support two wires simultaneously, changes the defect or the double-phase defect insulator of one of them insulator again.
Finally, the utility model adopts the mature products and the mature technical means in the prior art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in an embodiment or example of the invention.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (5)
1. The utility model provides a ground potential cable climbing mechanism of insulator replacement operation which characterized in that: the jacking mechanism comprises a triangular seat, a hand-operated lifter, a claw holding pole and a linear cross arm, wherein the triangular seat is fixedly held on the circumferential outer wall of the line pole, and the top of the triangular seat vertically and fixedly supports the hand-operated lifter; the middle part of the hand-operated lifter is vertically penetrated and connected with a screw rod, and a claw holding rod is coaxially and fixedly arranged at the top end of the screw rod; the wire pole of triangle seat top is gone up radial ligature fixedly connected with sharp cross arm, sets firmly the direction slider of slip suit on the claw pole outer wall on this sharp cross arm.
2. The ground potential cable jacking mechanism for insulator replacement work according to claim 1, characterized in that: the triangular seat comprises a top hoop, a bottom supporting block, a top surface flat frame, a vertical rod and an inclined supporting frame; the top hoop is fixedly connected on the circumferential outer wall of the wire rod in an embracing mode through a split bolt, a top surface flat frame is fixedly connected on the top surface of the top hoop along the horizontal direction, and a vertical rod is fixedly connected on the bottom surface of the top hoop in a vertical mode; a lateral wall of the bottom support block is made into a concave arc surface which is matched and attached with the excircle of the wire rod, the vertical fixed support vertical rod is arranged in the middle of the top surface of the bottom support block, and one side of the top surface of the bottom support block is fixedly connected with an inclined strut which props on the bottom surface of the top surface flat frame.
3. The ground potential cable jacking mechanism for insulator replacement work according to claim 2, characterized in that: the top surface flat rack is made of a plurality of square steel rods through welding and fixing, and a gap for accommodating the vertical penetration of the screw rod is reserved between the plurality of square steel rods of the top surface flat rack.
4. The ground potential cable jacking mechanism for insulator replacement work according to claim 2, characterized in that: the angle braces are two angle steels which are arranged in a back-to-back mode, the bottom ends of the angle steels are welded and fixed on the top surface of the bottom support block, the top ends of the angle steels are welded and fixed on the bottom surface, away from one end of the wire rod, of the top surface flat frame, and a gap for accommodating the vertical penetration of the wire rod is reserved between the two angle steels.
5. The ground potential cable jacking mechanism for insulator replacement work according to claim 1, characterized in that: two through holes are arranged on the guide sliding block in a crossed manner, one through hole vertically penetrates through and is in sliding insertion with the claw holding rod, and the other through hole transversely penetrates through and is fixedly inserted with the straight line cross arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222747694.8U CN218732775U (en) | 2022-10-19 | 2022-10-19 | Ground potential cable jacking mechanism for insulator replacement operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222747694.8U CN218732775U (en) | 2022-10-19 | 2022-10-19 | Ground potential cable jacking mechanism for insulator replacement operation |
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| Publication Number | Publication Date |
|---|---|
| CN218732775U true CN218732775U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222747694.8U Active CN218732775U (en) | 2022-10-19 | 2022-10-19 | Ground potential cable jacking mechanism for insulator replacement operation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116104346A (en) * | 2023-04-10 | 2023-05-12 | 中国电建集团山东电力建设第一工程有限公司 | Cross arm lifting type electric pole |
-
2022
- 2022-10-19 CN CN202222747694.8U patent/CN218732775U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116104346A (en) * | 2023-04-10 | 2023-05-12 | 中国电建集团山东电力建设第一工程有限公司 | Cross arm lifting type electric pole |
| CN116104346B (en) * | 2023-04-10 | 2023-08-22 | 中国电建集团山东电力建设第一工程有限公司 | Cross arm lifting type electric pole |
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