CN117526205A - Power clamp for installation of power grid line - Google Patents
Power clamp for installation of power grid line Download PDFInfo
- Publication number
- CN117526205A CN117526205A CN202410008716.XA CN202410008716A CN117526205A CN 117526205 A CN117526205 A CN 117526205A CN 202410008716 A CN202410008716 A CN 202410008716A CN 117526205 A CN117526205 A CN 117526205A
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- Prior art keywords
- clamping
- plates
- groove
- grid line
- power
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- 238000009434 installation Methods 0.000 title claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims description 31
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004020 conductor Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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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
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
Abstract
The invention relates to the technical field of power grid laying, in particular to a power wire clamp for power grid line installation, which comprises two clamping devices which are symmetrically distributed left and right, wherein each clamping device comprises a clamping block which is in a right trapezoid structure. When the existing power wire clamp is used, the corresponding power wire clamp is usually selected firstly, the separated power wire clamp is placed on two sides of a cable, then the separated power wire clamp is clamped in an enclasping mode, then the enclasping power wire clamp is locked and fixed through a plurality of bolts, the use is simple, the flexibility is high, the power wire clamp is fixed after being enclasped in a bolt connection mode, and the enclasping connection efficiency of the power wire clamp is reduced. The connecting device adopted by the invention can realize the function of quickly installing and detaching the two fixed frames, thereby reducing the difficulty of connecting the two fixed frames, improving the efficiency of connecting the two fixed frames and further reducing the difficulty of cable traction and fixation.
Description
Technical Field
The invention relates to the technical field of power grid laying, in particular to a power wire clamp for power grid line installation.
Background
The power wire clamp is a connecting device most commonly used in power grid line installation engineering, and is mainly used for installing, maintaining and repairing line equipment such as cables, wires and the like in a power line, and the power wire clamp can connect electrical conductors together so as to transmit power signals.
The power wire clamp has higher tensile strength, can bear the tension of the overhead conductor, has an adjustable structure, can adjust the tension according to the requirement, ensures that the conductor is in a correct position and in a tension state, can provide good electrical connection, ensures continuity and conduction efficiency between the conductors, is generally made of high-strength metal materials, and has good durability and corrosion resistance so as to adapt to various environmental conditions.
When the existing power wire clamp is used, the corresponding power wire clamp is usually selected firstly, the separated power wire clamp is placed on two sides of a cable, then the separated power wire clamp is clamped in a clamping mode, then the clamped power wire clamp is locked and fixed through a plurality of bolts, and then the power wire clamp is installed on a power tower, so that the function of traction connection of wires is achieved, the power wire clamp is simple to use, high in flexibility and capable of clamping and traction of wires with different sizes.
But in the above, the power clamp is usually fixed through the connection after the bolt is embraced, because the staff needs to connect the power clamp in the high altitude, the difficulty of using the power clamp is increased, and the efficiency of the power clamp embracing connection is reduced.
Disclosure of Invention
Based on the above, it is necessary to provide a power wire clamp for installing a power grid line, which aims to solve the problem generated when the existing power wire clamp is installed.
In order to achieve the above purpose, the present invention is implemented by adopting the following technical scheme: a power clamp for grid line installation, comprising: the clamping device comprises clamping blocks, the clamping blocks are of right trapezoid structures, clamping grooves for clamping cables are formed in the opposite ends of the clamping blocks, connecting screws are connected with the upper ends of the opposite ends of the clamping blocks in a threaded mode, fixing frames are connected with the connecting screws in a threaded mode, and the cross sections of the fixing frames are shaped like Chinese characters 'ji'.
The connecting device is provided with two and is connected with two longitudinal plates around the fixed frame that are located the right side respectively in the front and back symmetry, connecting device includes from last to a plurality of slide bars of lower evenly distributed, and slide bar left end slip runs through the longitudinal plate that is located the right side fixed frame and with be located the left side the corresponding longitudinal plate fixed connection of fixed frame has vertically offered spacing hole on the slide bar, a plurality of joint mechanism is equipped with to joint mechanism with the common cover on the slide bar fixed frame longitudinal plate fixed connection that is located the right side.
The clamping mechanism comprises a plurality of clamping plates sleeved on the sliding rods, and a plurality of concave holes which are uniformly distributed from top to bottom are formed in the clamping plates and are in sliding fit with the sliding rods.
The clamping mechanism further comprises two auxiliary plates which are vertically symmetrically distributed, the auxiliary plates are fixedly connected with the right ends of the longitudinal plates of the fixing frame and positioned on the right side, spring telescopic rods are mounted at the opposite ends of the auxiliary plates, and the two spring telescopic rods are respectively fixedly connected with the upper end and the lower end of the clamping plate.
And the wire clamping device is arranged at the front ends of the two fixing frames and is used for clamping the electric wires.
The positioning devices are symmetrically arranged left and right and are fixedly connected with the middle sections of the two fixing frames respectively, and the two positioning devices are connected through bolts.
According to the embodiment of the invention, the clamping device further comprises a plurality of clamping grooves which are uniformly formed in the opposite ends of the clamping blocks from top to bottom, the clamping grooves are of U-shaped structures with openings facing the clamping grooves, the clamping grooves are identical in structure and only different in size, the clamping grooves are internally connected with clamping rods, the clamping rods are fixedly connected with the inner frame wall of the fixed frame, the clamping rods are of U-shaped structures with openings facing the clamping grooves, and the middle parts of the clamping grooves are connected with anti-slip mechanisms.
According to the embodiment of the invention, the positioning device comprises a rectangular frame arranged at the upper end of the middle section of the fixed frame, the upper frame wall of the rectangular frame is connected with a lifting plate in a sliding penetrating manner, the lifting plate is of a V-shaped structure, a traction rope is arranged between the lower end of the lifting plate and the lower frame wall of the rectangular frame, a plurality of positioning holes which are uniformly distributed from top to bottom are formed in the vertical section of the lifting plate, and the upper frame wall of the rectangular frame is connected with a positioning mechanism.
According to the embodiment of the invention, the positioning mechanism comprises two square plates which are symmetrically distributed on the front side and the rear side of the rectangular frame, a plurality of positioning rods which are uniformly distributed from top to bottom are arranged at the opposite ends of the two square plates, the positioning rods penetrate through the upper frame wall of the rectangular frame and are in plug-in fit with any one of the positioning holes, and a connecting spring is arranged between the two square plates.
According to the embodiment of the invention, the wire clamping device comprises two mounting screws which are symmetrically distributed left and right, the two mounting screws are respectively fixedly connected with the front ends of the two fixing frames, the two mounting screws are sleeved with a wire clamping plate together, and the mounting screws are connected with nuts in a threaded manner.
According to the embodiment of the invention, the anti-skid mechanism comprises an anti-skid groove arranged in the middle of the groove wall of the clamping groove, the anti-skid groove is of a right trapezoid structure, a right trapezoid block is connected in the anti-skid groove in a sliding manner, an auxiliary spring is arranged between the upper end of the right trapezoid block and the upper groove wall of the anti-skid groove, the inclined surface of the right trapezoid block is contacted with the inclined surface of the anti-skid groove, one end of the right trapezoid block, which is far away from the anti-skid groove, is arranged into an arc surface, and a plurality of anti-skid teeth which are uniformly distributed are arranged on the arc surface.
According to the embodiment of the invention, an arc-shaped plate is arranged at one end of the fixed frame longitudinal plate, which is far away from the clamping block.
In summary, the present invention includes at least one of the following beneficial technical effects: 1. the clamping device that adopts can effectually carry out the centre gripping spacing to along with the intensity of the outside atress of cable is bigger in a certain limit, the intensity that clamping device pressed from both sides tightly is higher, avoids the cable to drop.
2. The connecting device that adopts can realize the function of two fixed frames quick installation and dismantlement to reduce the degree of difficulty that two fixed frames are connected, improved the efficiency that two fixed frames are connected, further reduced the fixed degree of difficulty of cable traction.
3. The adopted positioning device can be used for adjusting the length, so that the requirements of different traction strengths of the cables are met, the cables at different positions can be ensured to be connected with the power tower, and the flexibility of cable connection is improved.
4. The clamping device and the clamping device are used for coacting, so that the function of clamping and limiting the cable can be realized from a plurality of points, and the strength of traction to the cable is further enhanced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a first perspective schematic view of a power clamp for installing a power grid line according to an embodiment of the present invention.
Fig. 2 is a schematic view of a second perspective view of a power clamp for installing a power grid line according to an embodiment of the present invention.
Fig. 3 shows an enlarged view of the N region in fig. 2.
Fig. 4 shows a front view of a power clamp for installing a power grid line according to an embodiment of the present invention.
Fig. 5 shows a left side view of a power clamp for installing a power grid line according to an embodiment of the present invention.
Figure 6 shows a cross-sectional view of A-A in figure 5.
Fig. 7 shows a schematic structural diagram of a clamping block, a clamping groove and a clamping groove of a power clamp for installing a power grid line according to an embodiment of the invention.
Fig. 8 shows a schematic structural diagram of a connection screw, a fixing frame, a clamping rod and an arc plate of a power wire clamp for power grid line installation according to an embodiment of the invention.
Fig. 9 is a schematic structural view of a positioning device of a power clamp for installing a power grid line according to an embodiment of the present invention.
Wherein the above figures include the following reference numerals: 1. a clamping device; 11. a clamping block; 12. a clamping groove; 13. a connecting screw; 14. a fixed frame; 141. an arc-shaped plate; 15. a clamping groove; 16. a clamping rod; 17. an anti-slip mechanism; 171. an anti-skid groove; 172. right trapezoid blocks; 173. an auxiliary spring; 2. a connecting device; 21. a slide bar; 22. a limiting hole; 23. a clamping mechanism; 231. a clamping plate; 232. a concave hole; 233. an auxiliary plate; 234. a spring telescoping rod; 3. a wire clamping device; 31. installing a screw; 32. a wire clamping plate; 4. a positioning device; 41. a rectangular frame; 42. a lifting plate; 43. a traction rope; 44. positioning holes; 45. a positioning mechanism; 451. a square plate; 452. a positioning rod; 453. and a connecting spring.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1, fig. 2, fig. 4, fig. 5 and fig. 6, a power clamp for installing a power grid line comprises two clamping devices 1 which are distributed in a bilateral symmetry manner, each clamping device 1 comprises a clamping block 11, each clamping block 11 is in a right trapezoid structure, clamping grooves 12 for clamping cables are formed in opposite ends of each clamping block 11, connecting screws 13 are connected at upper ends of opposite ends of the clamping blocks 11 in a threaded manner, fixing frames 14 are connected on the connecting screws 13 in a threaded manner, and the sections of the fixing frames 14 are in a shape like a Chinese character 'ji'.
Referring to fig. 6-8, the clamping device 1 further includes a plurality of clamping grooves 15 uniformly formed on opposite ends of the clamping block 11 from top to bottom, the clamping grooves 15 are in a U-shaped structure with openings facing the clamping grooves 12, the clamping grooves 15 are identical in structure and different in size, clamping rods 16 are inserted into the clamping grooves 15, the clamping rods 16 are fixedly connected with inner frame walls of the fixed frame 14, the clamping rods 16 are in a U-shaped structure with openings facing the clamping grooves 12, and an anti-slip mechanism 17 is connected with the middle of the clamping grooves 12.
During specific work, two grip blocks 11 are in the separation state in the initial stage, fixed frame 14 is in the separation state with grip block 11, a fixed frame 14 is selected to the manual work, and establish it on grip block 11, fixed frame 14 drives a plurality of clamping bars 16 and removes to corresponding joint inslot 15, afterwards rotate connecting screw 13, connecting screw 13 installs fixed frame 14 on grip block 11, a plurality of clamping bars 16 cooperate with a plurality of joint groove 15, the intensity of fixed frame 14 to grip block 11 joint has been improved, afterwards, remove two grip blocks 11 to the both sides of cable, two grip blocks 11 carry out the centre gripping to the cable through two grip grooves 12, two anti-skidding mechanism 17 are driven to hug closely with the cable to two grip grooves 12 simultaneously.
Referring to fig. 1, 2 and 3, the power clamp for installing a power grid line further includes a connecting device 2, two connecting devices 2 are symmetrically disposed front and back and are respectively connected with front and back longitudinal plates of the fixed frame 14 located on the right side, the connecting device 2 includes a plurality of sliding rods 21 evenly distributed from top to bottom, the left end of each sliding rod 21 penetrates through the longitudinal plate of the fixed frame 14 located on the right side in a sliding manner and is fixedly connected with the corresponding longitudinal plate of the fixed frame 14 located on the left side, limiting holes 22 are vertically formed in each sliding rod 21, a plurality of clamping mechanisms 23 are sleeved on each sliding rod 21 together, and each clamping mechanism 23 is fixedly connected with the corresponding longitudinal plate of the fixed frame 14 located on the right side.
When the cable clamping device specifically works, when the two clamping blocks 11 are close to each other and clamped on two sides of the cable, the two clamping blocks 11 simultaneously drive the two fixing frames 14 to be close to each other through the corresponding connecting screw rods 13, the fixing frames 14 on the left side drive the sliding rods 21 on the two sides to move towards the direction of the fixing frames 14 on the right side, the sliding rods 21 on the two sides are inserted into the corresponding longitudinal plates of the fixing frames 14 on the right side, and then the sliding rods 21 on the two sides drive the limiting holes 22 to be matched with the two clamping mechanisms 23 respectively, the two clamping mechanisms 23 limit the sliding rods 21 on the two sides, so that the function of quickly connecting the two fixing frames 14 is realized, and the effect of clamping the cable by the two clamping blocks 11 is further enhanced.
Referring to fig. 2 and 3, the locking mechanism 23 includes a locking plate 231 sleeved on the sliding rods 21, and a plurality of concave holes 232 uniformly distributed from top to bottom are formed in the locking plate 231, and the concave holes 232 are slidably matched with the sliding rods 21.
Referring to fig. 2 and 3, the clamping mechanism 23 further includes two auxiliary plates 233 symmetrically distributed up and down, the auxiliary plates 233 are fixedly connected with the right ends of the longitudinal plates of the fixed frame 14 located on the right side, and the opposite ends of the auxiliary plates 233 are provided with spring telescopic rods 234, and the two spring telescopic rods 234 are respectively fixedly connected with the upper and lower ends of the clamping plate 231.
When the two fixing frames 14 are close to each other, the two clamping plates 231 are manually lifted, the clamping plates 231 drive the plurality of concave holes 232 to move, the lower half parts of the concave holes 232 and the sliding rods 21 at corresponding positions are located at the same height, the spring telescopic rods 234 located above are in a compressed state, the spring telescopic rods 234 located below are in a stretching state, then the two fixing frames 14 are continuously close to each other, the fixing frames 14 located on the left side drive the plurality of sliding rods 21 on the two sides to be inserted into the corresponding concave holes 232, the limiting holes 22 on the sliding rods 21 move to the lower parts of the upper half parts of the concave holes 232, then the clamping plates 231 are loosened, the spring telescopic rods 234 located above are reset and drive the clamping plates 231 to move downwards, and the upper half parts of the plurality of concave holes 232 are driven by the clamping plates 231 to be inserted into the corresponding limiting holes 22, so that the synchronous limiting function of the sliding rods 21 is achieved, and the quick connection function of the two fixing frames 14 is further achieved.
Referring to fig. 1, 4 and 5, the power clamp for installing the power grid line further comprises a wire clamping device 3, wherein the wire clamping device 3 is arranged at the front ends of the two fixing frames 14 and is used for clamping wires.
Referring to fig. 1 and 4, the wire clamping device 3 includes two mounting screws 31 symmetrically distributed left and right, the two mounting screws 31 are fixedly connected with the front ends of the two fixing frames 14, the two mounting screws 31 are sleeved with a wire clamping plate 32, and the mounting screws 31 are connected with nuts in a threaded manner.
Referring to fig. 2 and 3, an arc 141 is mounted at the end of the longitudinal plate of the fixing frame 14 away from the clamping block 11.
During specific work, after the two fixing frames 14 are connected, one end of the cable is bent manually to enable the cable to be in contact with the two arc plates 141 on the same side, then the clamp plate 32 is sleeved on the two mounting screws 31 and pushes the clamp plate 32, the clamp plate 32 compresses the cable onto the two arc plates 141, then the two nuts are connected onto the two mounting screws 31 in a threaded mode, the limiting function of the clamp plate 32 is achieved, the strength of cable traction is further enhanced, and the cable is prevented from falling off in the traction process.
Referring to fig. 1, the power clamp for installing the power grid line further includes positioning devices 4, two positioning devices 4 are symmetrically arranged on the left and right and are fixedly connected with middle sections of two fixing frames 14 respectively, and the two positioning devices 4 are connected through bolts.
Referring to fig. 2, 5 and 6, the positioning device 4 includes a rectangular frame 41 mounted at the upper end of the middle section of the fixed frame 14, a lifting plate 42 is connected to the upper frame wall of the rectangular frame 41 in a sliding and penetrating manner, the lifting plate 42 is in a V-shaped structure, a traction rope 43 is mounted between the lower end of the lifting plate 42 and the lower frame wall of the rectangular frame 41, a plurality of positioning holes 44 uniformly distributed from top to bottom are formed in the vertical section of the lifting plate 42, and a positioning mechanism 45 is connected to the upper frame wall of the rectangular frame 41.
Referring to fig. 6 and 9, the positioning mechanism 45 includes two square plates 451 symmetrically disposed on the front and rear sides of the rectangular frame 41, a plurality of positioning rods 452 uniformly disposed from top to bottom are mounted on opposite ends of the two square plates 451, and the positioning rods 452 penetrate through the upper frame wall of the rectangular frame 41 and are in plug-in fit with any one of the positioning holes 44, and a connection spring 453 is mounted between the two square plates 451.
During specific work, in an initial state, the positioning mechanism 45 is in a separation state with the rectangular frame 41, the lifting plate 42 is connected to the rectangular frame 41 through the traction ropes 43, after the two clamping blocks 11 clamp the cable, the length of the lifting plate 42 in the rectangular frame 41 is adjusted according to the distance between the cable and the electric tower and the tension degree of the traction cable, the lifting plate 42 drives the positioning holes 44 to slide in the upper frame wall of the rectangular frame 41, after the lifting plate 42 slides to a required position, the two square plates 451 are manually pulled open, the square plates 451 drive the positioning rods 452 on two sides to separate and stretch the connecting springs 453, then the two separated square plates 451 move to the upper frame wall of the rectangular frame 41 until the square plates 451 drive the positioning rods 452 to move to the positioning holes 44 on the corresponding positions on the lifting plate 42, the two square plates 452 penetrate through the rectangular frame 41 and are in plug-in fit with the positioning holes 44 on the corresponding positions, then the square plates 451 are loosened, the connecting springs limit the two square plates 451, the two square plates 452 can be clamped with the two electric tower 42 through the corresponding positioning rods 44 on two sides, and the two electric tower clamping plates 42 can be clamped through the two clamping blocks 14, and the two electric tower clamping plates 42 can be fixed through the two clamping plates 42.
Referring to fig. 6, the anti-slip mechanism 17 includes an anti-slip groove 171 formed in the middle of the groove wall of the clamping groove 12, the anti-slip groove 171 is in a right trapezoid structure, a right trapezoid block 172 is slidably connected in the anti-slip groove 171, an auxiliary spring 173 is installed between the upper end of the right trapezoid block 172 and the upper groove wall of the anti-slip groove 171, the inclined surface of the right trapezoid block 172 contacts with the inclined surface of the anti-slip groove 171, one end of the right trapezoid block 172 away from the anti-slip groove 171 is set as an arc surface, and a plurality of evenly distributed anti-slip teeth are installed on the arc surface.
During specific work, when two grip blocks 11 clamp and pull the cable, two right trapezoid blocks 172 contact with the surface of the cable through a plurality of anti-slip teeth, when the middle part of the cable is influenced by external force or self gravity, the cable has a trend of driving the right trapezoid blocks 172 to move, the grip strength of the right trapezoid blocks 172 to the cable is gradually increased through the inclined plane of the right trapezoid blocks 172 and the inclined plane of the anti-slip groove 171, so that the grip strength of the two grip blocks 11 to the cable is further increased, and the cable is prevented from falling off.
In the description of the embodiments of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "outer", etc., are based on those shown in the drawings, are merely for convenience of describing the embodiments of the present invention and for simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.
Claims (7)
1. A power clamp for power grid line installation, comprising:
the clamping device comprises two clamping devices (1) which are distributed in a bilateral symmetry mode, wherein each clamping device (1) comprises a clamping block (11), each clamping block (11) is of a right trapezoid structure, clamping grooves (12) used for clamping cables are formed in opposite ends of the clamping blocks (11), connecting screws (13) are connected at upper ends of opposite ends of the clamping blocks (11) in a threaded mode, fixing frames (14) are connected on the connecting screws (13) in a threaded mode, and the cross sections of the fixing frames (14) are in a shape of a Chinese character 'ji';
the connecting device (2) is provided with two longitudinal plates which are respectively connected with the front and rear longitudinal plates of the fixed frame (14) on the right side in a front-rear symmetrical manner, the connecting device (2) comprises a plurality of sliding rods (21) which are uniformly distributed from top to bottom, the left ends of the sliding rods (21) penetrate through the longitudinal plates of the fixed frame (14) on the right side in a sliding manner and are fixedly connected with the corresponding longitudinal plates of the fixed frame (14) on the left side, limiting holes (22) are vertically formed in the sliding rods (21), clamping mechanisms (23) are sleeved on the sliding rods (21) together, and the clamping mechanisms (23) are fixedly connected with the longitudinal plates of the fixed frame (14) on the right side;
the clamping mechanism (23) comprises clamping plates (231) sleeved on the sliding rods (21), a plurality of concave holes (232) which are uniformly distributed from top to bottom are formed in the clamping plates (231), and the concave holes (232) are in sliding fit with the sliding rods (21);
the clamping mechanism (23) further comprises two auxiliary plates (233) which are vertically and symmetrically distributed, the auxiliary plates (233) are fixedly connected with the right ends of the longitudinal plates of the fixed frame (14) which are positioned on the right side, spring telescopic rods (234) are arranged at the opposite ends of the auxiliary plates (233), and the two spring telescopic rods (234) are respectively fixedly connected with the upper end and the lower end of the clamping plate (231);
the wire clamping device (3) is arranged at the front ends of the two fixing frames (14) and is used for clamping wires;
the positioning devices (4) are symmetrically arranged left and right and are fixedly connected with the middle sections of the two fixing frames (14) respectively, and the two positioning devices (4) are connected through bolts.
2. A power clamp for installing a power grid line according to claim 1, wherein: clamping device (1) still includes from last to down evenly seting up a plurality of joint grooves (15) on grip block (11) are opposite ends, joint groove (15) are the U type structure of opening towards grip groove (12), a plurality of joint groove (15) structure is the same only size difference, joint pole (16) have been inserted in joint groove (15), joint pole (16) are the U type structure of opening towards grip groove (12), joint pole (16) and fixed frame (14) inside casing wall fixed connection, grip groove (12) middle part is connected with anti-skidding mechanism (17).
3. A power clamp for installing a power grid line according to claim 1, wherein: the positioning device (4) comprises a rectangular frame (41) arranged at the upper end of the middle section of the fixed frame (14), a lifting plate (42) is connected with the upper frame wall of the rectangular frame (41) in a sliding and penetrating manner, a traction rope (43) is arranged between the lower end of the lifting plate (42) and the lower frame wall of the rectangular frame (41), a plurality of positioning holes (44) which are uniformly distributed from top to bottom are formed in the vertical section of the lifting plate (42), and a positioning mechanism (45) is connected with the upper frame wall of the rectangular frame (41).
4. A power clamp for grid line installation according to claim 3, wherein: the positioning mechanism (45) comprises two square plates (451) which are symmetrically distributed on the front side and the rear side of the rectangular frame (41), a plurality of positioning rods (452) which are evenly distributed from top to bottom are arranged at the opposite ends of the square plates (451), the positioning rods (452) penetrate through the upper frame wall of the rectangular frame (41) and are in plug-in fit with any one of the positioning holes (44), and a connecting spring (453) is arranged between the two square plates (451).
5. A power clamp for installing a power grid line according to claim 1, wherein: the wire clamping device (3) comprises two mounting screws (31) which are distributed in a bilateral symmetry mode, the two mounting screws (31) are fixedly connected with the front ends of the fixing frames (14) respectively, the two mounting screws (31) are sleeved with wire clamping plates (32) together, and screw caps are connected to the mounting screws (31) in a threaded mode.
6. A power clamp for installing a power grid line according to claim 2, wherein: the anti-slip mechanism (17) comprises an anti-slip groove (171) formed in the middle of the groove wall of the clamping groove (12), the anti-slip groove (171) is of a right trapezoid structure, a right trapezoid block (172) is connected in the anti-slip groove (171) in a sliding mode, an auxiliary spring (173) is mounted between the upper end of the right trapezoid block (172) and the upper groove wall of the anti-slip groove (171), the inclined surface of the right trapezoid block (172) is in contact with the inclined surface of the anti-slip groove (171), one end, far away from the anti-slip groove (171), of the right trapezoid block (172) is arranged to be an arc surface, and a plurality of evenly distributed anti-slip teeth are mounted on the arc surface.
7. A power clamp for installing a power grid line according to claim 1, wherein: an arc-shaped plate (141) is arranged at one end of the longitudinal plate of the fixed frame (14) far away from the clamping block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410008716.XA CN117526205B (en) | 2024-01-04 | 2024-01-04 | Power clamp for installation of power grid line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410008716.XA CN117526205B (en) | 2024-01-04 | 2024-01-04 | Power clamp for installation of power grid line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117526205A true CN117526205A (en) | 2024-02-06 |
| CN117526205B CN117526205B (en) | 2024-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410008716.XA Active CN117526205B (en) | 2024-01-04 | 2024-01-04 | Power clamp for installation of power grid line |
Country Status (1)
| Country | Link |
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| CN (1) | CN117526205B (en) |
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| JP2018093628A (en) * | 2016-12-02 | 2018-06-14 | 株式会社きんでん | Cable gripper |
| CN209016658U (en) * | 2018-11-24 | 2019-06-21 | 红旗集团电力金具有限公司 | A kind of strain clamp |
| CN209267107U (en) * | 2018-11-24 | 2019-08-16 | 保定市满城永兴电力器材有限公司 | A kind of Wedged insulating tension clamp |
| CN209592917U (en) * | 2019-05-17 | 2019-11-05 | 重庆渝久电力金具有限公司 | A kind of crimping insulating tension clamp |
| CN212063414U (en) * | 2020-03-27 | 2020-12-01 | 宁波奉欣电力金具实业股份有限公司 | Insulating strain clamp |
| CN212063412U (en) * | 2020-05-09 | 2020-12-01 | 中科瑞能电气股份有限公司 | Novel nanometer modified aluminum alloy wedge type strain clamp |
| CN212811113U (en) * | 2020-10-09 | 2021-03-26 | 罗高亮 | Power transmission and transformation circuit electric wire fixing device |
| CN214850362U (en) * | 2021-06-23 | 2021-11-23 | 网源电力科技有限公司 | Wedge-shaped insulating strain clamp |
| CN217903971U (en) * | 2022-07-15 | 2022-11-25 | 唐山市环冶机电工业公司 | Reinforced insulation strain clamp |
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2024
- 2024-01-04 CN CN202410008716.XA patent/CN117526205B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5308026A (en) * | 1992-03-09 | 1994-05-03 | Esmet, Inc. | Midline cable clamp construction |
| JP2018093628A (en) * | 2016-12-02 | 2018-06-14 | 株式会社きんでん | Cable gripper |
| CN209016658U (en) * | 2018-11-24 | 2019-06-21 | 红旗集团电力金具有限公司 | A kind of strain clamp |
| CN209267107U (en) * | 2018-11-24 | 2019-08-16 | 保定市满城永兴电力器材有限公司 | A kind of Wedged insulating tension clamp |
| CN209592917U (en) * | 2019-05-17 | 2019-11-05 | 重庆渝久电力金具有限公司 | A kind of crimping insulating tension clamp |
| CN212063414U (en) * | 2020-03-27 | 2020-12-01 | 宁波奉欣电力金具实业股份有限公司 | Insulating strain clamp |
| CN212063412U (en) * | 2020-05-09 | 2020-12-01 | 中科瑞能电气股份有限公司 | Novel nanometer modified aluminum alloy wedge type strain clamp |
| CN212811113U (en) * | 2020-10-09 | 2021-03-26 | 罗高亮 | Power transmission and transformation circuit electric wire fixing device |
| CN214850362U (en) * | 2021-06-23 | 2021-11-23 | 网源电力科技有限公司 | Wedge-shaped insulating strain clamp |
| CN217903971U (en) * | 2022-07-15 | 2022-11-25 | 唐山市环冶机电工业公司 | Reinforced insulation strain clamp |
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| CN117526205B (en) | 2024-03-12 |
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