CN110445076B - Connecting hardware fitting is laid to many winding displacement of smart power grids overhead line - Google Patents
Connecting hardware fitting is laid to many winding displacement of smart power grids overhead line Download PDFInfo
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- CN110445076B CN110445076B CN201910865286.2A CN201910865286A CN110445076B CN 110445076 B CN110445076 B CN 110445076B CN 201910865286 A CN201910865286 A CN 201910865286A CN 110445076 B CN110445076 B CN 110445076B
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- support ring
- hole
- hardware fitting
- spring
- fracture
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/12—Devices for maintaining distance between parallel conductors, e.g. spacer
Abstract
The invention discloses a connection hardware fitting for laying a multi-row line of an overhead line of an intelligent power grid, which relates to the technical field of power grid laying and comprises a hardware fitting shell, wherein the hardware fitting shell is a square box body with a hollow structure, a drive plate is arranged at the center position in the hardware fitting shell, the drive plate is a circular disc, a rotating shaft hole with a spline structure is arranged at the circle center position of the drive plate, a rotating shaft is arranged in the rotating shaft hole, two ends of the rotating shaft are fixed on the inner wall of the hardware fitting shell, one end of the rotating shaft penetrates through the hardware fitting shell and is fixedly connected with an adjusting knob, and a sliding hole is embedded in a fixed pin; the bottom ends of the four supporting rods are equidistantly hinged on the end face of the driving plate. The end face of the hardware fitting shell is provided with the rotatable adjusting knob, the interior driving plate can be driven to rotate by rotating the adjusting knob, the four supporting rods which are hinged with each other are driven to extend outwards by the driving plate, and the simplicity of operation and control is improved.
Description
Technical Field
The invention relates to the technical field of power grid laying, in particular to a multi-row laying connection hardware fitting for an overhead line of an intelligent power grid.
Background
The insulator, the suspension clamp, the strain clamp, the protection hardware fitting and the like are connected and combined into a hardware fitting of a suspension or strain string group, which is called a connecting hardware fitting. The transmission line is a metal accessory made of iron or aluminum and widely used for transmission lines, most hardware fittings need to bear large tensile force during operation, and some hardware fittings need to ensure that the distances between two adjacent cables are equal.
Currently, patent No. CN200920105028.6 discloses an adjustable inter-phase spacer link fitting, which includes two adjusting link plates and a combined ball socket, where the two adjusting link plates correspond in structure and one end of each link plate is provided with a hole connected with the combined ball socket; the other end is a fixed end, and a plurality of mounting holes are formed in the fixed end along the length direction. The invention description has the following beneficial effects: the combined ball socket consists of two hemispherical spaces with corresponding structures, and a ball head accommodating space is formed in the middle of the combined ball socket. The connecting hardware fitting adjusts the length of the connecting hardware fitting for the phase-to-phase spacers in a mode of manually adjusting the yoke plate mounting holes, and is simple in structure and convenient to install.
The connecting hardware disclosed by the patent still has some defects in practical use, and the specific defects are as follows:
firstly, when the connecting hardware fitting is used for adjusting alternate spacing rods (supporting rods), the operation is complex, and the operation and the installation are difficult.
And the spacer moves linearly when the outer wall of the connecting hardware fitting is stretched, so that the swing of the spacer is difficult to be synchronously adjusted.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a connecting fitting for laying a multi-row line of an overhead line of a smart power grid, and solves the technical problems that the connecting fitting is complex to operate and cannot adjust the swing position of a spacer when the alternate spacers (supporting rods) are adjusted.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: the connecting hardware fitting for laying the multi-row wires of the smart power grid overhead line comprises a hardware fitting shell, wherein the hardware fitting shell is arranged into a square box body with a hollow structure, a driving plate is arranged at the center position inside the hardware fitting shell, the driving plate is arranged into a disc, a rotating shaft hole with a spline structure is arranged at the circle center position of the driving plate, a rotating shaft is arranged inside the rotating shaft hole, two ends of the rotating shaft are fixed on the inner wall of the hardware fitting shell, one end of the rotating shaft penetrates through the hardware fitting shell and is fixedly connected with an adjusting knob, and the adjusting knob is arranged at the outer end of;
the four corners of the outer wall of the hardware fitting shell are rounded, a sliding hole communicated with the inside is formed in each of the four corners of the hardware fitting shell, the sliding hole is a long hole with an arc structure, a supporting rod is embedded into each of the four sliding holes in a sliding fit mode, and a supporting ring with a circular ring structure is fixed at the top end of each supporting rod;
a fixed pin is fixed in the hardware fitting shell and close to each sliding hole, a sliding hole is formed in the middle of each support rod, and the sliding holes are embedded in the fixed pins in a sliding fit mode; the bottom ends of the four support rods are equidistantly hinged on the end surface of the drive plate;
the outer disc of driver plate is provided with the teeth of a cogwheel that the equidistance distributes, the outer disc of driver plate just is close to the position of taking turns and is fixed with the stopper.
In order to improve the protection to the cable, the support ring includes first support ring and second support ring, the diameter of first support ring is greater than the diameter of second support ring, the second support ring sets up in first support ring, the outer lane equidistance of second support ring distributes and has a plurality of second extension spring cable ties, the inner circle equidistance of first support ring distributes and has the first extension spring cable of quantity assorted with second support ring, be connected with the extension spring between first extension spring cable tie and the second extension spring cable tie.
As a preferred technical scheme of the invention, in order to improve the automatic locking firmness of the support ring, the first support ring comprises a movable clamping jaw, the first support ring is arranged in a ring shape, the first support ring is provided with a fracture, two fracture end faces are formed at the position of the fracture, one fracture end face of the first support ring is provided with a spring hole, the spring hole is arranged in an arc hole, the movable clamping jaw is embedded in the spring hole in a sliding fit manner, and a first pressure spring is arranged at the bottom of the movable clamping jaw and positioned in the spring hole; the other fracture end face of the first supporting ring is provided with a locking groove;
as a preferred technical scheme of the invention, in order to improve the automatic locking firmness of the second support ring, the second support ring comprises a second movable jaw, the second support ring is of a circular ring structure, the second support ring is provided with a fracture, the fracture is formed in two fracture end faces, one fracture end face of the second support ring is provided with a second spring hole, the second spring hole is an arc-shaped hole, the second movable jaw is embedded in the second spring hole in a sliding fit manner, and a second pressure spring is mounted at the bottom of the second movable jaw and in the second spring hole; and a second locking groove is formed in the other fracture end face of the second support ring.
As a preferred technical solution of the present invention, in order to improve the action consistency of the second movable clamping jaw and the movable clamping jaw and facilitate cable installation, a telescopic rod is fixed between the second movable clamping jaw and the movable clamping jaw, and the telescopic rod is embedded in a tension spring located between the second movable clamping jaw and the movable clamping jaw.
As a preferred technical scheme of the invention, in order to enable the second support ring to be stressed uniformly, the telescopic rod comprises a plurality of circular tubes, and every two adjacent circular tubes are connected end to form the telescopic rod; wherein, be the hole axle cooperation between two adjacent circular pipes, one of them circular pipe imbeds in the round hole of another circular pipe.
As a preferred technical scheme of the invention, the extension length and the swing angle of the supporting rod are convenient to control. The stopper includes spacing box, spacing box is fixed on the internal face of fitting shell, just spacing box closes on in the teeth of a cogwheel, the top of spacing box is provided with the slide opening, the side of spacing box is located the teeth of a cogwheel direction and is provided with telescopic hole, telescopic hole is linked together with the slide opening, there is the ejector pad inside of slide opening through sliding fit's mode embedding, the bottom of ejector pad is located telescopic downthehole being provided with the pinion rack, the front end of pinion rack be equipped with the teeth of a cogwheel assorted teeth of a cogwheel, the rear end of pinion rack is located telescopic hole and installs the pressure spring.
Compared with the prior art, the invention at least comprises the following beneficial effects:
firstly, the end face of the hardware fitting shell is provided with the rotatable adjusting knob, the interior driving plate can be driven to rotate by rotating the adjusting knob, the four supporting rods which are hinged with each other are driven to extend outwards by the driving plate, and the simplicity of operation and control is improved.
The four support rods hinged with each other are driven to extend outwards by the driving plate, the four support rods synchronously swing in the outward extending process by taking the fixing pin and the sliding hole as pivots through the driving plate, the extending length of the connecting hardware fitting and the extending angle of the support rods are conveniently and synchronously adjusted, and the practicability of the device is conveniently controlled.
Third, the gear teeth are arranged on the outer circular surface of the driving plate, the rotation position of the driving plate is locked and fixed through the limiting stopper, and the locking firmness of the position of the supporting rod is improved by converting the telescopic movement of the supporting rod into the rotary movement of the driving plate.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic diagram of an internal structure of a multi-row cable laying connection fitting of an overhead line of a smart grid according to the invention;
FIG. 2 is a schematic structural view of the connecting hardware fitting after the support rod is unfolded;
FIG. 3 is a schematic structural view of an adjusting knob located on an end face of a link fitting according to the present invention;
FIG. 4 is a schematic view of the structure of the support ring of the present invention;
FIG. 5 is a schematic view of a second support ring according to the present invention;
FIG. 6 is a schematic view of the telescopic rod of the present invention;
FIG. 7 is a schematic view of the stopper of the present invention;
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
It will be understood that when an element is referred to as being "secured to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.
Example 1
Please refer to fig. 1-3 and fig. 7, which are schematic diagrams illustrating an overall structure of a smart grid overhead line multi-row laying connection hardware, including a hardware housing 1, the hardware housing 1 is a square box with a hollow structure, a dial 9 is installed at an internal center position of the hardware housing 1, the dial 9 is a circular disc, a rotation shaft hole 10 with a spline structure is installed at a circle center position of the dial 9, a rotation shaft 11 is installed inside the rotation shaft hole 10, two ends of the rotation shaft 11 are fixed on an inner wall of the hardware housing 1 and can rotate, one end of the rotation shaft 11 passes through the hardware housing 1 and is fixedly connected with an adjusting knob 12, the adjusting knob 12 is installed at an outer end of the hardware housing 1, the internal rotation shaft 11 can be driven by the adjusting knob 12, the dial 9 is driven by the rotation shaft 11.
Four corners of the outer wall of the hardware fitting shell 1 are rounded, a sliding hole 2 communicated with the inside is respectively arranged at the position of the rounded corners of the four corners of the hardware fitting shell 1, the sliding hole 2 is a long hole with a circular arc structure, a supporting rod 4 is respectively embedded in each of the four sliding holes 2 in a sliding fit mode, and a supporting ring 6 with a circular ring structure is fixed at the top end of each supporting rod 4;
a fixed pin 3 is fixed in the fitting shell 1 and close to each sliding hole 2, a sliding hole 5 is arranged in the middle of each support rod 4, and the sliding holes 5 are embedded in the fixed pins 3 in a sliding fit mode; the bottom ends of the four support rods 4 are equidistantly hinged on the end surface of the drive plate 9; gear teeth 7 are arranged on the outer circumferential surface of the drive plate 9 at equal intervals, and a position limiter 8 is fixed on the outer circumferential surface of the drive plate 9 and close to the gear teeth 7.
The end face of the hardware fitting housing 1 is provided with the rotatable adjusting knob 12, the interior driving plate 9 can be driven to rotate by rotating the adjusting knob 12, the four support rods 4 which are hinged with each other are driven to extend outwards by the driving plate 9, and the simplicity of operation and control is improved.
The four support rods 4 hinged to each other are driven to extend outwards by the driving plate 9, the four support rods 4 synchronously swing in the outward extending process by taking the driving plate 9 as a fulcrum through the matching of the fixing pin 3 and the sliding hole 5, the extending length of the connecting hardware fitting and the extending angle of the support rods 4 are conveniently adjusted synchronously, and the practicability of the device is convenient to control.
The gear teeth 7 are arranged on the outer circular surface of the drive plate 9, the rotation position of the drive plate 9 is locked and fixed through the limiting stopper 8, and the locking firmness of the position of the support rod is improved by converting the telescopic movement of the support rod 4 into the rotary movement of the drive plate 9.
The limiter 8 comprises a limiting box 801, the limiting box 801 is fixed on the inner wall surface of the hardware fitting housing 1, the limiting box 801 is close to the gear teeth 7, a sliding hole 803 is formed in the top end of the limiting box 801, a telescopic hole 806 is formed in the side end of the limiting box 801 in the direction of the gear teeth 7, the telescopic hole 806 is communicated with the sliding hole 803, a push block 802 is embedded in the sliding hole 803 in a sliding fit mode, a gear tooth plate 805 is arranged in the telescopic hole 806 in the bottom end of the push block 802, gear teeth 7 matched with gear teeth are arranged at the front end of the gear tooth plate 805, and a pressure spring 804 is arranged in the telescopic hole 806 in the rear end of the gear tooth plate 805.
The limiting stopper 8 is arranged in the invention, the gear teeth at the front end of the pushing block 802 are pushed by the spring to be meshed with the gear teeth 7 on the drive plate 9, so that when external force is eliminated, the limiting stopper 8 can self-lock the rotation position of the drive plate 9 through the limiting stopper 8, telescopic motion is converted into rotary motion, and the position firmness of the support ring 4 is improved through self-locking of the drive plate 9.
Example 2
Please refer to fig. 1-7, which are schematic diagrams of an overall structure of a smart grid overhead line multi-row cable laying connection hardware, including a hardware housing 1, the hardware housing 1 is a square box with a hollow structure, a dial 9 is installed at an inner center position of the hardware housing 1, the dial 9 is a circular disc, a rotation shaft hole 10 with a spline structure is arranged at a circle center position of the dial 9, a rotation shaft 11 is installed inside the rotation shaft hole 10, two ends of the rotation shaft 11 are fixed on an inner wall of the hardware housing 1 and can rotate, one end of the rotation shaft 11 penetrates through the hardware housing 1 and is fixedly connected with an adjusting knob 12, the adjusting knob 12 is installed at an outer end of the hardware housing 1, the inner rotation shaft 11 can be driven to rotate by the adjusting knob 12, the dial 9 is driven to rotate by.
Four corners of the outer wall of the hardware fitting shell 1 are rounded, a sliding hole 2 communicated with the inside is respectively arranged at the position of the rounded corners of the four corners of the hardware fitting shell 1, the sliding hole 2 is a long hole with a circular arc structure, a supporting rod 4 is respectively embedded in each of the four sliding holes 2 in a sliding fit mode, and a supporting ring 6 with a circular ring structure is fixed at the top end of each supporting rod 4;
a fixed pin 3 is fixed in the fitting shell 1 and close to each sliding hole 2, a sliding hole 5 is arranged in the middle of each support rod 4, and the sliding holes 5 are embedded in the fixed pins 3 in a sliding fit mode; the bottom ends of the four support rods 4 are equidistantly hinged on the end surface of the drive plate 9; gear teeth 7 are arranged on the outer circumferential surface of the drive plate 9 at equal intervals, and a position limiter 8 is fixed on the outer circumferential surface of the drive plate 9 and close to the gear teeth 7.
The support ring 6 comprises a first support ring 601 and a second support ring 609, the diameter of the first support ring 601 is larger than that of the second support ring 609, the second support ring 609 is arranged in the first support ring 601, a plurality of second tension spring buckles 608 are distributed on the outer ring of the second support ring 609 at equal intervals, first tension spring buckles 606 matched with the second support ring 609 in number are distributed on the inner ring of the first support ring 601 at equal intervals, and tension springs 607 are connected between the first tension spring buckles 606 and the second tension spring buckles 608.
The first support ring 601 comprises movable jaws 603, the first support ring 603 is annular, the first support ring 603 is provided with a fracture, two fracture end faces are formed at the positions of the fractures, one fracture end face of the first support ring 603 is provided with a spring hole 604, the spring hole 604 is an arc hole, the movable jaws 603 are embedded in the spring hole 604 in a sliding fit manner, and first pressure springs 605 are arranged at the bottoms of the movable jaws 603 and in the spring holes 604; the other fracture end face of the first support ring 603 is provided with a locking groove 602;
the second support ring 609 comprises a second movable jaw 614, the second support ring 609 is of a circular ring structure, the second support ring 609 is provided with a fracture, the fracture is formed by two fracture end faces, one fracture end face of the second support ring 609 is provided with a second spring hole 612, the second spring hole 612 is an arc-shaped hole, the second movable jaw 614 is embedded in the second spring hole 612 in a sliding fit mode, and a second pressure spring 613 is installed at the bottom of the second movable jaw 614 and in the second spring hole 612; the other fracture end face of the second support ring 609 is provided with a second locking groove 611.
A telescopic rod 610 is fixed between the second movable jaw 614 and the movable jaw 603, and the telescopic rod 10 is embedded in a tension spring 607 between the second movable jaw 614 and the movable jaw 603.
The telescopic rod 610 comprises a plurality of circular tubes 6101, and two adjacent circular tubes 6101 are connected end to form the telescopic rod 610; wherein, the two adjacent circular pipes 6101 are matched with each other through a hole and a shaft, and one circular pipe 6101 is embedded in the circular hole of the other circular pipe 6101.
The support ring 4 provided by the invention is provided with an inner support ring and an outer support ring, the second support ring 609 is fixed in position through the tension spring 607, and the tension spring 607 enables the second support ring 609 to generate micro displacement in the first support ring 601, so that the micro displacement can be favorably realized for the tightness of the cable tension in the power grid transmission process, and the cable is prevented from being broken at the zero boundary point of the tension degree.
The two layers of support rings are provided with fractures in the same direction, the fractures are provided with telescopic movable clamping jaws, the cable is clamped in the support rings by opening and combining the movable clamping jaws, the complex operation that two ends need to be disconnected when a power grid is connected and the cable penetrates through the support rings to be fixed is avoided, and the mounting operation simplicity of the connecting hardware fitting is improved.
A pressure spring is arranged in the movable clamping jaw 603, and the movable clamping jaw 603 automatically rebounds after external pressure is eliminated, so that the cable is locked in the supporting ring.
A pressure spring is arranged in the movable clamping jaw 603, the movable clamping jaw 603 automatically rebounds after external pressure is eliminated, the top end of the movable clamping jaw 603 is embedded into the locking groove 602 and automatically locked, and clamping firmness of the movable clamping jaw 603 is improved.
The telescopic rod 610 is arranged between the movable jaw 603 and the second movable jaw 614, the movable jaw 603 drives the second movable jaw 614 to synchronously extend and retract through the telescopic rod 610, the action coordination of the movable jaw 603 and the second movable jaw 610 is improved, and a cable is conveniently clamped in the support ring 6.
The telescopic rod 610 is located at the axial center of the tension spring 604, the tension spring 604 pulls the second movable jaw 614, so that the second support ring 609 is uniformly stressed in the support ring 6, and the telescopic rod 610 is formed by connecting a plurality of circular pipes end to end, so that the telescopic rod 610 does not form stress interference with the spring while bearing bending resistance, and the stress uniformity of the second support ring 609 in the support ring 610 is improved.
The working principle is as follows: when the connecting hardware fitting is used for laying a circuit by using the multi-row cable of the overhead line of the smart power grid, firstly, a plurality of connecting hardware fittings are prepared, secondly, four cables penetrate through four second support rings 609 on the connecting hardware fitting and cross the second support rings 609, so that two adjacent second support rings 609 are arranged in the circuit at equal intervals, the intervals of the four cables are supported, and the connecting hardware fitting can be normally used for laying the multi-row cable of the overhead line of the smart power grid.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a link fitting is laid to smart power grids overhead line multi-row line, includes fitting housing (1), its characterized in that: the hardware fitting comprises a hardware fitting shell (1), a driving plate (9) is arranged at the center position inside the hardware fitting shell (1), the driving plate (9) is arranged to be a disc, a rotating shaft hole (10) of a spline structure is formed in the circle center position of the driving plate (9), a rotating shaft (11) is arranged inside the rotating shaft hole (10), two ends of the rotating shaft (11) are fixed to the inner wall of the hardware fitting shell (1), one end of the rotating shaft (11) penetrates through the hardware fitting shell (1) to be fixedly connected with an adjusting knob (12), and the adjusting knob (12) is installed at the outer end of the hardware fitting shell (1);
the four corners of the outer wall of the hardware fitting shell (1) are rounded, a sliding hole (2) communicated with the inside is formed in each of the four corners of the hardware fitting shell (1), a supporting rod (4) is embedded into each of the four sliding holes (2) in a sliding fit mode, and a supporting ring (6) of a circular ring structure is fixed at the top end of each supporting rod (4);
a fixed pin (3) is fixed in the hardware fitting shell (1) and close to each sliding hole (2), a sliding hole (5) is formed in the middle of each supporting rod (4), and the sliding holes (5) are embedded in the fixed pins (3) in a sliding fit mode; the bottom ends of the four support rods (4) are equidistantly hinged on the end surface of the drive plate (9);
gear teeth (7) are distributed on the outer circular surface of the driving plate (9) at equal intervals, and a position limiter (8) is fixed on the outer circular surface of the driving plate (9) and close to the gear teeth (7);
support ring (6) include first support ring (601) and second support ring (609), the diameter of first support ring (601) is greater than the diameter of second support ring (609), second support ring (609) set up in first support ring (601), the outer lane equidistance of second support ring (609) distributes and has a plurality of second extension spring cable ties (608), the inner circle equidistance of first support ring (601) distribute with second support ring (609) quantity assorted first extension spring cable buckle (606), be connected with extension spring (607) between first extension spring cable buckle (606) and second extension spring cable buckle (608).
2. The smart grid overhead line multi-row cable laying connection fitting as recited in claim 1, characterized in that: the first support ring (601) comprises movable clamping jaws (603), the first support ring (603) is arranged in a circular ring shape, a fracture is formed in the first support ring (603), two fracture end faces are formed at the position of the fracture, a spring hole (604) is formed in one fracture end face of the first support ring (603), the spring hole (604) is arranged in an arc hole, the movable clamping jaws (603) are embedded in the spring hole (604) in a sliding fit mode, and first pressure springs (605) are arranged at the bottoms of the movable clamping jaws (603) and in the spring hole (604);
and the other fracture end surface of the first support ring (603) is provided with a locking groove (602).
3. The smart grid overhead line multi-row cable laying connection fitting as recited in claim 2, characterized in that: the second support ring (609) comprises a second movable jaw (614), the second support ring (609) is arranged in a circular ring structure, the second support ring (609) is provided with a fracture, the fracture is provided with two fracture end faces, one fracture end face of the second support ring (609) is provided with a second spring hole (612), the second spring hole (612) is an arc-shaped hole, the second movable jaw (614) is embedded in the second spring hole (612) in a sliding fit mode, and a second pressure spring (613) is arranged at the bottom of the second movable jaw (614) and located in the second spring hole (612);
and the other fracture end surface of the second support ring (609) is provided with a second locking groove (611).
4. The smart grid overhead line multi-row cable laying connection fitting as recited in claim 3, characterized in that: a telescopic rod (610) is fixed between the second movable clamping jaw (614) and the movable clamping jaw (603), and the telescopic rod (10) is embedded in a tension spring (607) between the second movable clamping jaw (614) and the movable clamping jaw (603).
5. The smart grid overhead line multi-row cable laying connection fitting as recited in claim 4, characterized in that: the telescopic rod (610) comprises a plurality of circular pipes (6101), and two adjacent circular pipes (6101) are connected end to form the telescopic rod (610);
wherein, be the cooperation of hole axle between two adjacent circular pipes (6101), one of them circular pipe (6101) is embedded in the round hole of another circular pipe (6101).
6. The smart grid overhead line multi-row cable laying connection fitting as recited in claim 1, characterized in that: stopper (8) are including spacing box (801), spacing box (801) are fixed on the internal face of gold utensil shell (1), just spacing box (801) are close to in teeth of a cogwheel (7), the top of spacing box (801) is provided with slide opening (803), the side of spacing box (801) is located teeth of a cogwheel (7) direction and is provided with flexible hole (806), flexible hole (806) are linked together with slide opening (803), the inside of slide opening (803) is embedded into ejector pad (802) through sliding fit's mode, the bottom of ejector pad (802) is located and is provided with toothed wheel plate (805) in flexible hole (806), the front end of toothed wheel plate (805) is equipped with the teeth of a cogwheel with teeth of a cogwheel (7) assorted, the rear end of toothed wheel plate (805) is located flexible hole (806) and installs pressure spring (804).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910865286.2A CN110445076B (en) | 2019-09-12 | 2019-09-12 | Connecting hardware fitting is laid to many winding displacement of smart power grids overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910865286.2A CN110445076B (en) | 2019-09-12 | 2019-09-12 | Connecting hardware fitting is laid to many winding displacement of smart power grids overhead line |
Publications (2)
| Publication Number | Publication Date |
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| CN110445076A CN110445076A (en) | 2019-11-12 |
| CN110445076B true CN110445076B (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910865286.2A Active CN110445076B (en) | 2019-09-12 | 2019-09-12 | Connecting hardware fitting is laid to many winding displacement of smart power grids overhead line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111817238B (en) * | 2020-07-06 | 2022-03-08 | 威腾电气集团股份有限公司 | Jack box with grafting actuating mechanism |
| CN112202125B (en) * | 2020-10-12 | 2022-11-29 | 国网冀北电力有限公司廊坊供电公司 | Self-adaptive multi-cable doubling fixing method |
| CN112202120B (en) * | 2020-10-12 | 2022-11-08 | 城信科技股份有限公司 | Self-adaptive multi-cable doubling fixed mounting fixture |
| CN112531567A (en) * | 2020-12-15 | 2021-03-19 | 郭阿海 | Stringing device for high-altitude high-voltage transmission line |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010028172A1 (en) * | 2010-04-26 | 2011-10-27 | Siemens Aktiengesellschaft | Clamping apparatus of longitudinal spacers of contact wire of overhead power line and carrying rope for electric operated vehicle, has brake device that comprises arresting gear for holding detent gear |
| KR101066815B1 (en) * | 2011-01-27 | 2011-09-23 | 주식회사 동명전력 | Anchor connector for preventing loosing of overhead line |
| CN105281272B (en) * | 2014-11-06 | 2017-06-06 | 国家电网公司 | A kind of anti-subspan oscillation conductor spacer of stiffness equivalent type |
| CN105680389A (en) * | 2016-01-15 | 2016-06-15 | 胡小青 | Power connection fitting for overhead line |
| CN107947087B (en) * | 2017-12-14 | 2023-07-07 | 国网山东省电力公司海阳市供电公司 | Galloping prevention device for overhead transmission line |
| CN110137883B (en) * | 2019-07-01 | 2019-12-06 | 郭公升 | overhead high-voltage line lays installation power accessory conductor spacer |
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Effective date of registration: 20200529 Address after: No.178-2 Xingya Road, Yayao Town, Heshan City, Jiangmen City, Guangdong Province Applicant after: Guangdong hualiyuan Electrical Equipment Co.,Ltd. Applicant after: JIANGMEN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Address before: 238300 Gaogou Industrial Park, Wuwei County, Wuhu City, Anhui Province (Anhui Guohua Cable Group Co., Ltd.) Applicant before: Guo Gongsheng |
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