CN113300314B - Lightning-proof wire supporting device - Google Patents
Lightning-proof wire supporting device Download PDFInfo
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- CN113300314B CN113300314B CN202110642518.5A CN202110642518A CN113300314B CN 113300314 B CN113300314 B CN 113300314B CN 202110642518 A CN202110642518 A CN 202110642518A CN 113300314 B CN113300314 B CN 113300314B
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- rod
- clamping
- seat
- lightning protection
- electric wire
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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
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
- H02G13/40—Connection to earth
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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
- H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention relates to the technical field of power grid power equipment, and discloses a lightning protection wire supporting device.A supporting assembly comprises a base and a frame structure, and a lightning protection cover can cover a wire; the clamping assembly is arranged at the top end of the frame structure and is positioned below the lightning protection cover, the clamping assembly comprises a first clamping part and a second clamping part, and the first clamping part and the second clamping part can clamp the electric wire; one end of the heightening component is rotatably connected with the base, and the other end of the heightening component is rotatably connected with the clamping component and used for adjusting the height of the clamping component. The invention can support and fix the electric wire and prevent the electric wire from being struck by lightning. In addition, because be between heightening subassembly and base and the centre gripping subassembly and rotate and be connected, consequently when meetting the weather of strong wind electric wire and constantly rocking, the centre gripping subassembly can follow electric wire adaptability and rotate to the tight effort of clamp of first clamping part of buffering and second clamping part to the electric wire avoids the tight position department stress concentration of clamp of electric wire, prevents electric wire insulating skin fatigue damage, extension electric wire life.
Description
Technical Field
The invention relates to the technical field of power grid power equipment, in particular to a lightning protection wire supporting device.
Background
In the construction of grid power, the most common is the wire connected to the circuit, and the tool for supporting the wire plays a key role in the construction of grid power. When the weather of thunderstorm occurs, the problems of disconnection, insulator flashover and the like of a power line can be caused by lightning stroke, safety accidents are easy to happen, large-area power failure can be caused, and great influence can be caused on production and daily life. Therefore, the electric wire needs to be treated for lightning protection.
In the prior art, although the lightning voltage can be introduced into the ground, the electric wire is prevented from being struck by lightning. However, in thunderstorm weather, the cable is usually accompanied by strong wind, and the cable can shake in wind, so that the position of the cable needs to be fixed to ensure that the cable is in the lightning protection range, but after the cable is fixed, the unfixed part of the cable still shakes under the action of wind power, and the long-time shaking of the cable causes fatigue damage to the fixed position of the cable due to stress concentration, so that the coating cortex of the cable is broken, the insulation of the cable fails, and the service life of the cable is short.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a lightning protection wire support device, which can fixedly support a wire, prevent the wire from being struck by lightning, prevent an insulating sheath at a fixed position of the wire from being damaged, and prolong the service life of the wire.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lightning protection wire support device comprising:
the supporting assembly comprises a base and a frame structure arranged on the base, wherein a lightning protection cover is arranged on the frame structure and covered with an electric wire;
the clamping assembly is arranged at the top end of the frame structure and is positioned below the lightning protection cover, the clamping assembly comprises a first clamping part and a second clamping part, the distance between the first clamping part and the second clamping part is adjustable, and the electric wire can be clamped by adjusting the distance between the first clamping part and the second clamping part;
and one end of the height adjusting assembly is rotatably connected with the base, and the other end of the height adjusting assembly is rotatably connected with the clamping assembly and is used for adjusting the height of the clamping assembly.
As a preferable embodiment of the lightning protection wire support device of the present invention, the clamping assembly further includes a bracket, a guide seat, a first adjustment rod, a second adjustment rod, a first slider, and a second slider, the bracket is mounted on the height adjustment assembly, the guide seat is mounted on the bracket, the first slider and the second slider are both slidably disposed on the guide seat, the first adjustment rod is connected to the bracket and can adjust a sliding position of the first slider on the guide seat, the second adjustment rod is connected to the bracket and can adjust a sliding position of the second slider on the guide seat, the first clamping portion is mounted on the first slider, and the second clamping portion is mounted on the second slider.
As a preferable scheme of the lightning protection wire supporting device, one end of the bracket is provided with a first limiting plate, the other end of the bracket is provided with a second limiting plate, the guide seat comprises a first guide rod, a second guide rod and a connecting seat, two ends of the connecting seat are respectively connected with the first guide rod and the second guide rod, the two ends of the first guide rod and the second guide rod are respectively connected with the first limit plate and the second limit plate, the first sliding block and the second sliding block are arranged on the first guide rod and the second guide rod in a sliding manner, one end of the first adjusting rod movably penetrates through the first limiting plate, the other end of the first adjusting rod movably penetrates through the first sliding block and is rotatably connected with the connecting seat, one end of the second adjusting rod movably penetrates through the second limiting plate, and the other end of the second adjusting rod movably penetrates through the second sliding block and is rotatably connected with the connecting seat.
As a preferred scheme of the lightning protection wire support device, the first slider and the second slider are both provided with threaded holes, the first adjusting rod and the second adjusting rod are both provided with external threads, two opposite sides of the connecting seat are respectively provided with a first bearing and a second bearing, the first adjusting rod penetrates through the threaded hole of the first slider and is connected with the first bearing, the second adjusting rod penetrates through the threaded hole of the second slider and is connected with the second bearing, one end of the first adjusting rod, which extends out of the first limiting plate, is provided with a first handle, and one end of the second adjusting rod, which extends out of the second limiting plate, is provided with a second handle.
As a preferable embodiment of the lightning protection wire supporting device of the present invention, the lightning protection wire supporting device further includes a placing seat disposed on the height-adjusting component, the bracket is mounted on the placing seat, the frame structure includes a plurality of support rods disposed along a circumferential direction of the base and a first rectangular frame disposed at top ends of the plurality of support rods, two opposite sides of the first rectangular frame are respectively provided with a first sliding rod and a second sliding rod in a sliding manner along a horizontal direction, the first sliding rod and the second sliding rod are both sleeved with an elastic member, one end of the first sliding rod away from the first rectangular frame abuts against one side of the placing seat, and one end of the second sliding rod away from the first rectangular frame abuts against the other side of the placing seat.
As a preferable aspect of the lightning protection wire support device of the present invention, the base includes a second rectangular frame and a base disposed coaxially with the second rectangular frame, and a plurality of connecting rods are disposed between the base and the second rectangular frame.
As a preferable aspect of the lightning protection wire support device of the present invention, the height adjustment assembly includes a first torsion seat, a second torsion seat, and a telescopic rod with an adjustable length, one end of the telescopic rod is rotatably connected to the base through the first torsion seat, and the other end of the telescopic rod is rotatably connected to the placing seat through the second torsion seat.
As a preferred scheme of the lightning protection wire support device, the lightning protection wire support device further comprises a first diversion pole and a second diversion pole, one end of each of the first diversion pole and the second diversion pole is connected with the lightning protection cover, and the other end of each of the first diversion pole and the second diversion pole is connected to the ground.
As a preferable scheme of the lightning protection wire support device of the present invention, two opposite sides of the lightning protection cover are respectively provided with a first connecting rod and a second connecting rod, two opposite sides of the first rectangular frame are respectively provided with a first extending plate and a second extending plate, one end of the first diversion rod is connected to the first connecting rod, the other end of the first diversion rod penetrates through the first extending plate and is grounded, one end of the second diversion rod is connected to the second connecting rod, and the other end of the second diversion rod penetrates through the second extending plate and is grounded.
As a preferable aspect of the lightning protection wire support device of the present invention, each of the first clamping portion and the second clamping portion includes a locking member, a support plate, and a clamping plate disposed on the support plate, the clamping plate is bent to form a semicircular clamping groove, and the locking member penetrates through the support plate and abuts against the clamping plate, so that the clamping plate of the first clamping portion and the clamping plate of the second clamping portion clamp the wire.
The beneficial effects of the invention are as follows:
according to the lightning protection wire supporting device provided by the invention, the base is placed on the ground, the frame structure is arranged on the base, the lightning protection cover is arranged at the top end of the frame structure, the bottom end of the heightening component is connected with the base, the clamping component is arranged at the top end, and the clamping component is positioned below the lightning protection cover. When the electric wire is supported, the electric wire is arranged between the first clamping part and the second clamping part of the clamping assembly, and the electric wire is clamped by adjusting the distance between the first clamping part and the second clamping part, so that the electric wire is fixed and supported. The distance between the first clamping part and the second clamping part is adjustable, so that electric wires with different wire diameters can be clamped, and the universality of the lightning protection electric wire supporting device is improved. Because the lightning protection cover can cover the electric wire, consequently can prevent that the electric wire from suffering the thunderbolt, avoid appearing the problem of circuit fault. Can guarantee after the fixed electric wire of centre gripping subassembly that the electric wire is located the lightning protection cover all the time, further reduce the risk that the electric wire suffered the thunderbolt, reduce circuit fault rate. Through the height of heightening subassembly regulation centre gripping subassembly, can conveniently install and debug the centre gripping subassembly on the one hand, on the other hand, when treating the height of fixed electric wire and the highly mismatched of centre gripping subassembly, can adjust the height of centre gripping subassembly adaptively to in carry out fixed operation to the electric wire. In addition, because be the rotation between heightening subassembly and base and the centre gripping subassembly and be connected, consequently when meetting strong wind weather electric wire and constantly rocking, the centre gripping subassembly can follow electric wire adaptability and rotate to the tight effort of clamp of first clamping part of buffering and second clamping part to the electric wire avoids the tight position department stress concentration of clamp of electric wire, thereby prevents electric wire insulating skin fatigue damage, extension electric wire life.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic structural view of a lightning protection wire support apparatus according to an embodiment of the present invention from a first perspective;
FIG. 2 is a schematic diagram of a lightning protection wire support apparatus according to an embodiment of the invention from a second perspective;
FIG. 3 is a schematic structural view of an elevation component of the lightning protection wire support apparatus according to an embodiment of the present invention;
fig. 4 is a partial view of a lightning strike protection wire support apparatus provided by an embodiment of the invention.
In the figure:
1-a support assembly; 2-a clamping assembly; 3-a height-adjusting component; 4-lightning protection cover; 5-placing a seat; 6-a first guide rod; 7-a second guide rod; 8-supporting seat.
11-a base; 12-a frame structure; 13-a first slide bar; 14-a second slide bar; 15-an elastic member;
111-a second rectangular frame; 112-a base; 113-a connecting rod; 121-support bars; 122-a first rectangular frame;
131-a stopper portion;
1221-a first extension plate; 1222-a second extension plate; 1223-insulating backing ring;
21-a first clamping part; 22-a second clamping portion; 23-a scaffold; 24-a guide seat; 25-a first adjustment bar; 26-a second adjusting rod; 27-a first slide; 28-a second slide;
211-a locking member; 212-a support plate; 213-clamping plate; 231-a first limiting plate; 232-a second limiting plate;
241-a first guide bar; 242-a second guide bar; 243-connecting seat; 251-a first handle; 261-a second handle;
31-a first torsion seat; 32-a second torsion seat; 33-a telescopic rod;
41-a first link; 42-a second link;
51-mounting groove.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Example one
As shown in fig. 1 to 4, the present embodiment provides a lightning protection wire supporting device, which can support and fix a wire in power grid power construction, and includes a supporting component 1, a clamping component 2, and an elevation component 3.
The supporting assembly 1 comprises a base 11 and a frame structure 12 arranged on the base 11, wherein a lightning protection cover 4 is arranged on the frame structure 12, and an electric wire is covered on the lightning protection cover 4; the clamping assembly 2 is arranged at the top end of the frame structure 12 and is positioned below the lightning protection cover 4, the clamping assembly 2 comprises a first clamping part 21 and a second clamping part 22 with adjustable intervals, and the electric wire can be clamped by adjusting the interval between the first clamping part 21 and the second clamping part 22; one end of the heightening component 3 is rotatably connected with the base 11, and the other end of the heightening component is rotatably connected with the clamping component 2 so as to adjust the height of the clamping component 2.
The lightning protection electric wire strutting arrangement that this embodiment provided, base 11 places in subaerially, and frame construction 12 installs on base 11, and lightning protection cover 4 installs in frame construction 12's top, and the bottom of heightening subassembly 3 is connected with base 11, and top installation centre gripping subassembly 2, centre gripping subassembly 2 are located lightning protection cover 4 below. When supporting the electric wire, the electric wire is placed between the first clamping part 21 and the second clamping part 22 of the clamping assembly 2, and the electric wire is clamped by adjusting the distance between the first clamping part 21 and the second clamping part 22, so that the electric wire is fixed and supported. The distance between the first clamping part 21 and the second clamping part 22 is adjustable, so that electric wires with different wire diameters can be clamped, and the universality of the lightning protection electric wire supporting device is improved. Because the lightning protection cover 4 can cover the electric wire, the electric wire can be prevented from being struck by lightning, and the problem of circuit fault is avoided. After the electric wire is fixed by the clamping component 2, the electric wire can be guaranteed to be always positioned under the lightning protection cover 4, the risk that the electric wire is struck by lightning is further reduced, and the circuit failure rate is reduced. Through the height of heightening subassembly 3 regulation clamping component 2, can conveniently install and debug clamping component 2 on the one hand, on the other hand, when treating that the height of fixed electric wire and clamping component 2 highly do not match, can adjust clamping component 2's height by adaptability to in fixed operation is carried out the electric wire. In addition, because be rotation between heightening subassembly 3 and base 11 and the centre gripping subassembly 2 and be connected, consequently when meetting the windy weather electric wire and constantly rocking, centre gripping subassembly 2 can follow the electric wire adaptability and rotate to the tight effort of the clamp of first clamping part 21 of buffering and second clamping part 22 to the electric wire, avoid the tight position department stress concentration of clamp of electric wire, thereby prevent electric wire insulating skin fatigue damage, extension electric wire life.
As shown in fig. 1 and 4, optionally, the clamping assembly 2 further includes a bracket 23, a guide seat 24, a first adjusting rod 25, a second adjusting rod 26, a first slider 27 and a second slider 28, the bracket 23 is mounted on the height-adjusting assembly 3, the guide seat 24 is mounted on the bracket 23, both the first slider 27 and the second slider 28 are slidably disposed on the guide seat 24, the first adjusting rod 25 is connected with the bracket 23 and can adjust the sliding position of the first slider 27 on the guide seat 24, the second adjusting rod 26 is connected with the bracket 23 and can adjust the sliding position of the second slider 28 on the guide seat 24, the first clamping portion 21 is mounted on the first slider 27, and the second clamping portion 22 is mounted on the second slider 28. The positions of the first slide block 27 and the second slide block 28 on the guide seat 24 are respectively adjusted through the first adjusting rod 25 and the second adjusting rod 26, and further the distance between the first clamping part 21 and the second clamping part 22 is adjusted, so that electric wires with different wire diameters can be clamped.
Specifically, referring to fig. 4, one end of the bracket 23 is provided with a first limit plate 231, and the other end is provided with a second limit plate 232. The bracket 23, the first and second position-limiting plates 231 and 232 are u-shaped. The guide seat 24 includes a first guide rod 241, a second guide rod 242 and a connecting seat 243, two ends of the connecting seat 243 are respectively connected with the first guide rod 241 and the second guide rod 242, and two ends of the first guide rod 241 and the second guide rod 242 are respectively connected with the first limiting plate 231 and the second limiting plate 232. That is, the connecting base 243, the first guide bar 241 and the second guide bar 242 are H-shaped.
In this embodiment, the first slider 27 and the second slider 28 are slidably disposed on the first guide bar 241 and the second guide bar 242, one end of the first adjusting rod 25 movably penetrates through the first limiting plate 231, the other end movably penetrates through the first slider 27 and is rotatably connected with the connecting base 243, one end of the second adjusting rod 26 movably penetrates through the second limiting plate 232, and the other end movably penetrates through the second slider 28 and is rotatably connected with the connecting base 243. Preferably, mounting holes are formed at two ends of the first limiting plate 231 and the second limiting plate 232, and two ends of the first guide bar 241 and the second guide bar 242 are correspondingly inserted into the mounting holes of the first limiting plate 231 and the second limiting plate 232. The first slider 27 and the second slider 28 are respectively provided with two first through holes along the width direction, and the first guide rod 241 and the second guide rod 242 correspondingly penetrate through one first through hole and are in sliding fit with the first through hole.
Further, all be provided with the second perforation on first limiting plate 231 and the second limiting plate 232, the second perforation is located between two mounting holes, first regulation pole 25 pass the second perforation of first limiting plate 231 and with second perforation normal running fit, second regulation pole 26 pass the second perforation of second limiting plate 232 and with second perforation normal running fit.
Optionally, threaded holes are formed in the first slider 27 and the second slider 28, external threads are formed in the first adjusting rod 25 and the second adjusting rod 26, and a first bearing and a second bearing are respectively disposed on two opposite sides of the connecting seat 243. Preferably, a through hole is formed in the connecting seat 243 along the width direction, and the first bearing and the second bearing are both installed in the through hole and are respectively disposed at two ends of the through hole. The first adjusting rod 25 passes through the threaded hole of the first sliding block 27 and is connected with the first bearing, so as to realize the rotary connection of the first adjusting rod 25 and the connecting seat 243. The second adjusting rod 26 passes through the threaded hole of the second slider 28 and is connected with the second bearing, so as to realize the rotary connection of the second adjusting rod 26 with the connecting base 243. In this embodiment, the first adjusting lever 25 is screwed to the first slider 27 through a screw hole of the first slider 27, and the second adjusting lever 26 is screwed to the second slider 28 through a screw hole of the second slider 28.
Further, a first handle 251 is disposed at an end of the first adjustment lever 25 extending out of the first limit plate 231, and a second handle 252 is disposed at an end of the second adjustment lever 26 extending out of the second limit plate 232. When adjusting the positions of the first slider 27 and the second slider 28 on the guide holder 24, the first adjustment lever 25 is rotated by the first handle 251 to rotate the first adjustment lever 25 with respect to the first slider 27, and the screw motion of the first adjustment lever 25 and the screw hole is converted into the linear motion of the first slider 27, that is, the first slider 27 moves horizontally with respect to the first adjustment lever 25 while sliding on the first guide bar 241 and the second guide bar 242. Similarly, the second adjustment lever 26 is rotated by the second handle 252 to horizontally move the second slider 28 relative to the second adjustment lever 26, and simultaneously slide on the first guide rod 241 and the second guide rod 242, so that the distance between the first slider 27 and the second slider 28 is adjusted. That is, the distance between the first clamping portion 21 and the second clamping portion 22 is adjusted by rotating the first adjustment lever 25 and the second adjustment lever 26.
In this embodiment, the first handle 251 and the second handle 252 are wheel-shaped, so that the operation is convenient when the first adjusting rod 25 and the second adjusting rod 26 are rotated.
As shown in fig. 3 and 4, optionally, the lightning protection wire support device further includes a placing seat 5 disposed on the height-adjusting assembly 3, and the bracket 23 is mounted on the placing seat 5. Specifically, the top end of the placing seat 5 is provided with a mounting groove 51, and the bracket 23 is clamped in the mounting groove 51. Further, the bottom of the mounting groove 51 is provided with a screw coupling hole, and the bracket 23 is provided with a coupling hole at an intermediate position thereof, and a bolt or a screw is passed through the coupling hole and screwed into the screw coupling hole to fix the bracket 23 to the placing base 5.
Referring to fig. 1 and 4, optionally, the frame structure 12 includes a plurality of support bars 121 disposed along the circumferential direction of the base 11 and a first rectangular frame 122 disposed at the top ends of the plurality of support bars 121, two opposite sides of the first rectangular frame 122 are respectively provided with a first sliding bar 13 and a second sliding bar 14 in a sliding manner along the horizontal direction, the first sliding bar 13 and the second sliding bar 14 are both sleeved with an elastic member 15, the first sliding bar 13 abuts against one side of the placing base 5, and the second sliding bar 14 abuts against the other side of the placing base 5. Specifically, one side rod of the first rectangular frame 122 is provided with a first sliding hole, the other side rod is provided with a second sliding hole, one end of the first sliding rod 13 extends into the first sliding hole and is in sliding fit with the first sliding hole, and the other end of the first sliding rod is attached to one side of the placing seat 5. One end of the second sliding rod 14 extends into the second sliding hole and is in sliding fit with the second sliding hole, and the other end of the second sliding rod is attached to the other side of the placing seat 5.
Furthermore, the first sliding bar 13 and the second sliding bar 14 are provided with a stop portion 131 at one end thereof attached to the placing base 5, one end of the elastic member 15 abuts against the side bar of the first rectangular frame 122, and the other end abuts against the stop portion 131. That is, the elastic member 15 is in a compressed state, so that the first sliding rod 13 and the second sliding rod 14 can be respectively abutted against the placing seat 5 under the elastic force of the elastic member 15, thereby limiting the placing seat 5 in the middle of the frame structure 12, and enabling the clamping assembly 2 mounted on the placing seat 5 to be always positioned below the lightning protection cover 4, thereby avoiding the electric wire from being struck by lightning. On the other hand, when the electric wire is shaken under the action of wind power, so that the heightening component 3 rotates and drives the placing seat 5 to rotate, the elastic part 15 is compressed and deformed, meanwhile, the first sliding rod 13 slides in the first sliding hole, and the second sliding rod 14 slides in the second sliding hole. Elastic component 15's elastic force can play the cushioning effect to the rotation of placing seat 5, avoids placing seat 5 rotation by a wide margin to can guarantee that when the electric wire rocked, centre gripping subassembly 2 follows electric wire adaptability and rotates, avoids the tight position department stress concentration of electric wire, prevents that the electric wire protective layer is damaged. The elastic member 15 is preferably a spring.
As shown in fig. 1 and 2, optionally, the base 11 includes a second rectangular frame 111 and a base 112 coaxially disposed with the second rectangular frame 111, and a plurality of connecting rods 113 are disposed between the base 112 and the second rectangular frame 111. Preferably, four connecting rods 113 are provided, and one end of each connecting rod 113 is connected to the base 112, and the other end is connected to a right angle of the second rectangular frame 111. That is, the four connecting rods 113 are distributed in central symmetry about the base 112 to form an X shape, so as to increase the stability of the base 11 when being placed on the ground.
Further preferably, in this embodiment, the first rectangular frame 122 and the second rectangular frame 111 are both equilateral quadrilaterals, and four support rods 121 are provided and respectively disposed at four right angles of the second rectangular frame 111, so as to improve the overall support stability of the base 11.
As shown in fig. 1 and 3, the height-adjusting assembly 3 optionally comprises a first torsion seat 31, a second torsion seat 32 and a telescopic rod 33 with adjustable length, one end of the telescopic rod 33 is rotatably connected with the base 112 through the first torsion seat 31, and the other end of the telescopic rod 33 is rotatably connected with the placing seat 5 through the second torsion seat 32. Specifically, the first torsion seat 31 and the second torsion seat 32 each include a seat body and a cross knob rotatably disposed on the seat body, the seat body of the first torsion seat 31 is fixed on the base 112, the seat body of the second torsion seat 32 is fixed on the placing seat 5, and the cross knob can rotate circumferentially within the seat body, so that the telescopic rod 33 is rotatably connected with the base 112 and the placing seat 5.
Preferably, the telescopic rod 33 is a cylinder, and the lifting is stable and easy to control. In other embodiments, the telescopic rod 33 may also be a lead screw or the like, as long as the height adjustment of the clamping assembly 2 can be realized.
Referring to fig. 4, optionally, each of the first clamping portion 21 and the second clamping portion 22 includes a locking member 211, a supporting plate 212, and a clamping plate 213 disposed on the supporting plate 212, wherein the clamping plate 213 is bent to form a semicircular clamping groove, and the electric wires are located in the semicircular clamping groove. The locking member 211 penetrates the supporting plate 212 and abuts on the clamping plate 213, so that the clamping plate 213 of the first clamping portion 21 and the clamping plate 213 of the second clamping portion 22 clamp the electric wire. In this embodiment, one end of the supporting plate 212 is fixed on the first slider 27 or the second slider 28, the other end is bent to form an accommodating groove, and the clamping plate 213 is fixed in the accommodating groove. The locker 211 may be a locking bolt which penetrates the upper end of the support plate 212 and is screw-coupled with the support plate 212. When the electric wire is fixed, the clamp plate 213 is pressed against the electric wire by screwing the lock bolt. In this embodiment, the end of the locking screw is provided with a hand wheel, which facilitates screwing and force application during operation.
The lightning protection wire support device provided by the embodiment has the following use method:
first, the lightning protection wire support device is moved to below the wire to be fixed, and the base 11 is placed on the ground. Next, the height of the placing base 5, i.e., the height of the clamping assembly 2, is adjusted by the height-adjusting assembly 3 according to the height at which the electric wire is located, so that the electric wire is located between the clamping plates 213 of the first clamping portion 21 and the clamping plates 213 of the second clamping portion 22. Then, the first adjustment lever 25 is rotated by the first handle 251, and the second adjustment lever 26 is rotated by the second handle 252, so that the first slider 27 and the second slider 28 slide on the first guide bar 241 and the second guide bar 242 in a direction opposite to each other, and the clamp plate 213 of the first clamping portion 21 and the clamp plate 213 of the second clamping portion 22 are brought close to each other. Treat splint 213 and electric wire contact back, push up splint 213 of first clamping part 21 and splint 213 of second clamping part 22 on the electric wire through retaining member 211, realize the fixed of electric wire, whole device plays supporting role to the electric wire, and lightning protection cover 4 on frame structure 12 top plays the lightning protection and hits the effect.
Example two
As shown in fig. 1 to 4, the present embodiment provides a lightning protection wire support device, wherein the same or corresponding components as or corresponding to the first embodiment are denoted by the same reference numerals as the first embodiment. For the sake of simplicity, only the difference between the second embodiment and the first embodiment is described, in which in this embodiment, optionally, the lightning protection wire support device further includes a first diversion pole 6 and a second diversion pole 7, one end of each of the first diversion pole 6 and the second diversion pole 7 is connected to the lightning protection cover 4, and the other end is connected to the ground. Specifically, two opposite sides of the lightning protection cover 4 are respectively provided with a first connecting rod 41 and a second connecting rod 42, two opposite sides of the first rectangular frame 122 are respectively provided with a first extending plate 1221 and a second extending plate 1222, one end of the first diversion rod 6 is connected with the first connecting rod 41, the other end of the first diversion rod penetrates through the first extending plate 1221 and is grounded, one end of the second diversion rod 7 is connected with the second connecting rod 42, and the other end of the second diversion rod penetrates through the second extending plate 1222 and is grounded.
Referring to fig. 1, in this embodiment, the lightning protection cover 4 is a frame body in a pyramid shape, and includes four lightning rods, one ends of the four lightning rods are connected together, and the other ends are symmetrically distributed in an umbrella shape along the circumferential direction, and the formed tip plays a lightning protection role. The two ends of the first connecting rod 41 and the second connecting rod 42 are respectively connected with the bottoms of the two lightning rods correspondingly, the top ends of the first diversion rod 6 and the second diversion rod 7 are both provided with a supporting seat 8, and the supporting seat 8 is provided with two connecting lugs, which is shown in fig. 2. The first connecting rod 41 penetrates through the two connecting lugs of the supporting seat 8 of the first diversion rod 6, and the second connecting rod 42 penetrates through the two connecting lugs of the supporting seat 8 of the second diversion rod 7, so that lightning strike current on the lightning protection cover 4 can flow into the ground through the first connecting rod 41, the supporting seat 8 and the first diversion rod 6 in sequence and flow into the ground through the second connecting rod 42, the supporting seat 8 and the second diversion rod 7, and therefore lightning strike of the electric wire is prevented.
Further, the first extension plate 1221 and the second extension plate 1222 are each provided with an insertion hole, the first guide rod 6 passes through the insertion hole of the first extension plate 1221, and the second guide rod 7 passes through the insertion hole of the second extension plate 1222. In this embodiment, an insulating grommet 1223 is disposed in the insertion hole, and the insulating grommet 1223 is sleeved on the first diversion rod 6 and the second diversion rod 7 to insulate the first diversion rod 6 from the first extension plate 1221 and the second diversion rod 7 from the second extension plate 1222, so as to prevent the lightning strike current from flowing through the first extension plate 1221 and the second extension plate 1222 and being conducted to the wire, thereby preventing the wire from being struck by lightning. The insulating backing ring 1223 is preferably made of rubber material, and has a good insulating effect.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (8)
1. A lightning protection wire support device, comprising:
the supporting assembly (1) comprises a base (11) and a frame structure (12) arranged on the base (11), wherein a lightning protection cover (4) is arranged on the frame structure (12), and an electric wire is covered on the lightning protection cover (4);
the clamping assembly (2) is arranged at the top end of the frame structure (12) and is positioned below the lightning protection cover (4), the clamping assembly (2) comprises a first clamping part (21) and a second clamping part (22) with adjustable intervals, and the electric wire can be clamped by adjusting the intervals of the first clamping part (21) and the second clamping part (22);
one end of the height-adjusting component (3) is rotatably connected with the base (11), and the other end of the height-adjusting component (3) is rotatably connected with the clamping component (2) and is used for adjusting the height of the clamping component (2);
the clamping assembly (2) further comprises a support (23), a guide seat (24), a first adjusting rod (25), a second adjusting rod (26), a first sliding block (27) and a second sliding block (28), the support (23) is installed on the heightening assembly (3), the guide seat (24) is installed on the support (23), the first sliding block (27) and the second sliding block (28) are arranged on the guide seat (24) in a sliding mode, the first adjusting rod (25) is connected with the support (23) and can adjust the sliding position of the first sliding block (27) on the guide seat (24), the second adjusting rod (26) is connected with the support (23) and can adjust the sliding position of the second sliding block (28) on the guide seat (24), and the first clamping portion (21) is installed on the first sliding block (27), the second clamping part (22) is arranged on the second slide block (28);
also comprises a placing seat (5) arranged on the heightening component (3), the bracket (23) is arranged on the placing seat (5), the frame structure (12) comprises a plurality of support rods (121) arranged along the circumferential direction of the base (11) and a first rectangular frame (122) arranged at the top ends of the plurality of support rods (121), two opposite sides of the first rectangular frame (122) are respectively provided with a first sliding rod (13) and a second sliding rod (14) in a sliding way along the horizontal direction, the first sliding rod (13) and the second sliding rod (14) are sleeved with elastic pieces (15), one end of the first sliding rod (13) far away from the first rectangular frame (122) abuts against one side of the placing seat (5), one end of the second sliding rod (14) far away from the first rectangular frame (122) abuts against the other side of the placing seat (5).
2. The wire support device for lightning protection according to claim 1, wherein one end of the bracket (23) is provided with a first limiting plate (231), the other end of the bracket is provided with a second limiting plate (232), the guiding seat (24) comprises a first guide rod (241), a second guide rod (242) and a connecting seat (243), two ends of the connecting seat (243) are respectively connected with the first guide rod (241) and the second guide rod (242), two ends of the first guide rod (241) and the second guide rod (242) are respectively connected with the first limiting plate (231) and the second limiting plate (232), the first slider (27) and the second slider (28) are respectively slidably disposed on the first guide rod (241) and the second guide rod (242), one end of the first adjusting rod (25) movably penetrates through the first limiting plate (231), the other end of the second adjusting rod (26) movably penetrates through the first sliding block (27) and is rotatably connected with the connecting seat (243), one end of the second adjusting rod movably penetrates through the second limiting plate (232), and the other end of the second adjusting rod movably penetrates through the second sliding block (28) and is rotatably connected with the connecting seat (243).
3. The lightning protection wire support device according to claim 2, characterized in that the first slider (27) and the second slider (28) are each provided with a threaded hole, the first adjusting rod (25) and the second adjusting rod (26) are both provided with external threads, a first bearing and a second bearing are respectively arranged on two opposite sides of the connecting seat (243), the first adjusting rod (25) penetrates through a threaded hole of the first sliding block (27) and is connected with the first bearing, the second adjusting rod (26) passes through the threaded hole of the second sliding block (28) and is connected with the second bearing, one end of the first adjusting rod (25) extending out of the first limit plate (231) is provided with a first handle (251), one end of the second adjusting rod (26) extending out of the second limiting plate (232) is provided with a second handle (252).
4. The lightning protection wire support device according to claim 1, characterized in that the base (11) comprises a second rectangular frame (111) and a base (112) arranged coaxially with the second rectangular frame (111), the base (112) and the second rectangular frame (111) being provided with a plurality of connecting rods (113) therebetween.
5. The lightning protection wire support device according to claim 4, characterized in that the height adjustment assembly (3) comprises a first torsion seat (31), a second torsion seat (32) and a telescopic rod (33) with adjustable length, one end of the telescopic rod (33) is rotatably connected with the base (112) through the first torsion seat (31), and the other end of the telescopic rod (33) is rotatably connected with the placing seat (5) through the second torsion seat (32).
6. The lightning protection wire support device according to claim 1, further comprising a first diversion pole (6) and a second diversion pole (7), wherein one end of each of the first diversion pole (6) and the second diversion pole (7) is connected with the lightning protection cover (4), and the other end of each of the first diversion pole and the second diversion pole is connected to the ground.
7. The lightning protection wire support device according to claim 6, wherein a first connecting rod (41) and a second connecting rod (42) are respectively arranged on two opposite sides of the lightning protection cover (4), a first extending plate (1221) and a second extending plate (1222) are respectively arranged on two opposite sides of the first rectangular frame (122), one end of the first air guide rod (6) is connected with the first connecting rod (41), the other end of the first air guide rod penetrates through the first extending plate (1221) and is grounded, one end of the second air guide rod (7) is connected with the second connecting rod (42), and the other end of the second air guide rod penetrates through the second extending plate (1222) and is grounded.
8. The lightning protection wire support device according to any of claims 1-7, wherein the first clamping portion (21) and the second clamping portion (22) each comprise a locking member (211), a support plate (212), and a clamping plate (213) disposed on the support plate (212), the clamping plate (213) is bent to form a semicircular clamping slot, and the locking member (211) penetrates through the support plate (212) and abuts against the clamping plate (213) so that the clamping plate (213) of the first clamping portion (21) and the clamping plate (213) of the second clamping portion (22) clamp the wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642518.5A CN113300314B (en) | 2021-06-09 | 2021-06-09 | Lightning-proof wire supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642518.5A CN113300314B (en) | 2021-06-09 | 2021-06-09 | Lightning-proof wire supporting device |
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| Publication Number | Publication Date |
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| CN113300314A CN113300314A (en) | 2021-08-24 |
| CN113300314B true CN113300314B (en) | 2022-08-30 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8481851B2 (en) * | 2011-02-24 | 2013-07-09 | Raytheon Company | Variable length lightning strike down-conductor |
| CN105140861A (en) * | 2015-10-15 | 2015-12-09 | 国网北京市电力公司 | Power distribution bar |
| CN206931837U (en) * | 2017-08-03 | 2018-01-26 | 国网四川省电力公司江油市供电分公司 | 10 KV lightning protection systems |
| CN108462134A (en) * | 2018-04-04 | 2018-08-28 | 六安联众工业自动化技术有限公司 | A kind of anti-lightning strike grid power Wire support tool |
| CN208903787U (en) * | 2018-11-16 | 2019-05-24 | 贵州科纳德电气设备有限公司 | A kind of transformer that lightning protection effect is good |
| CN110635398B (en) * | 2019-09-04 | 2020-11-13 | 国网浙江省电力有限公司金华供电公司 | Installation device and installation method of air gap lightning arrester |
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