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CN113689999A - Rod-shaped suspension type composite line insulator - Google Patents

Rod-shaped suspension type composite line insulator Download PDF

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Publication number
CN113689999A
CN113689999A CN202110742844.3A CN202110742844A CN113689999A CN 113689999 A CN113689999 A CN 113689999A CN 202110742844 A CN202110742844 A CN 202110742844A CN 113689999 A CN113689999 A CN 113689999A
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CN
China
Prior art keywords
crimping
rod
insulator
composite line
line insulator
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Granted
Application number
CN202110742844.3A
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Chinese (zh)
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CN113689999B (en
Inventor
唐亚东
汤俊
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Jiangmen Xuanyu Electric Anti Error Device Equipment Co ltd
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Individual
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Priority to CN202110742844.3A priority Critical patent/CN113689999B/en
Publication of CN113689999A publication Critical patent/CN113689999A/en
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Publication of CN113689999B publication Critical patent/CN113689999B/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00Insulators or insulating bodies characterised by their form
    • H01B17/02Suspension insulators; Strain insulators
    • H01B17/04Chains; Multiple chains
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00Insulators or insulating bodies characterised by their form
    • H01B17/38Fittings, e.g. caps; Fastenings therefor

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Abstract

The invention relates to the technical field of rod-shaped insulators, in particular to a rod-shaped suspension type composite line insulator which comprises an insulating rod, wherein a plurality of umbrella skirts are arranged on the insulating rod, crimping hardware fittings are arranged at two ends of the insulating rod, rotary drums are rotatably sleeved at the end parts of the two crimping hardware fittings, threaded rods are inserted into threads at one ends of the rotary drums, which are far away from the crimping hardware fittings, one ends of the threaded rods, which are close to the crimping hardware fittings, are connected with directional rods movably inserted on the crimping hardware fittings, one ends of the threaded rods, which are far away from the crimping hardware fittings, are connected with mounting heads, and anti-rotation components are arranged on the rotary drums and the crimping hardware fittings. According to the invention, the mounting head and the crimping fitting are movably connected, the rotating drum can be rotated to adjust the distance between the mounting head and the crimping fitting, so that the length of the whole insulator is changed, different connection requirements are met, different composite lines can be met without producing various insulators, the production cost is reduced, the mounting head can be quickly fixed on a wire through the plug buckle, the operation is simple, the disassembly is convenient, and the mounting efficiency is further improved.

Description

Rod-shaped suspension type composite line insulator
Technical Field
The invention relates to the technical field of rod-shaped insulators, in particular to a rod-shaped suspension type composite line insulator.
Background
Insulators are devices that can withstand the action of voltage and mechanical stress, mounted between conductors of different electrical potentials or between a conductor and a grounded member. The insulators are various in types and shapes, and although the structures and the shapes of the insulators of different types are greatly different, the insulators are composed of two parts, namely an insulating part and a connecting hardware fitting.
In the prior art (publication number: CN205230671U), a rod-shaped suspension insulator includes an insulating rod, wherein crimping fittings are respectively disposed at two ends of the insulating rod, a first metal body and a second metal body are disposed on the crimping fittings, a first through hole is disposed on the first fitting body, a second through hole is disposed on the second fitting body, and the first through hole and the second through hole are correspondingly disposed. Firstly, be convenient for install and use, secondly improved work efficiency greatly, reduced the manpower consumption, can shorten to below 1 minute when total consumption.
In the above-mentioned comparative patent, at least the following problems have not been solved:
1. when a composite line is installed in a rack, two ends of an insulator are generally connected to two wires respectively, which imposes a certain requirement on the length of the insulator. The existing insulator is generally in a fixed shape, and the length of the existing insulator cannot be changed, so that insulators with various lengths need to be produced for use, the production is complicated, and the production cost is high;
2. the existing insulator is generally fixed by binding wires in the process of being connected with an electric wire, so that the operation is complex, the fixing effect is not good, the insulator is easy to fall off, the safety of a line is influenced, and passersby are easy to hurt.
To this end, a rod-type suspension composite line insulator is proposed.
Disclosure of Invention
The invention aims to provide a rod-shaped suspension type composite line insulator, wherein an installation head is movably connected with a crimping fitting, a rotary drum is rotated to adjust the distance between the installation head and the crimping fitting, so that the length of the whole insulating rod is changed, different connection requirements are met, different composite lines can be met without producing various insulators, the production cost is reduced, the installation head can be quickly fixed on a wire through a plug buckle, the operation is simple, the disassembly is convenient, and the installation efficiency is further improved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a stick type suspension type composite line insulator, includes the insulating rod, is equipped with a plurality of full skirts on the insulating rod, and the both ends of insulating rod all are equipped with the crimping gold utensil, two the tip of crimping gold utensil all rotates and has cup jointed the rotary drum, the one end screw thread grafting that the crimping gold utensil was kept away from to the rotary drum has the screw thread stick, the one end that the screw thread stick is close to the crimping gold utensil is connected with the activity and inserts the orientation pole of establishing on the crimping gold utensil, the one end that the crimping gold utensil was kept away from to the screw thread stick is connected with installation head, be equipped with on rotary drum and the crimping gold utensil and prevent changeing the subassembly.
The orientation pole adopts non-revolution body structures such as square pole for the screw thread stick can't rotate, remain the syntropy with the crimping gold utensil all the time, but can shift out or go deep into in the crimping gold utensil, consequently when rotating the rotary drum, because rotary drum and screw thread stick thread engagement, consequently, the screw thread stick can outwards shift out or inwards immigration, the regulation to installing the head position has been realized, and then realized the regulation to whole insulator length, can satisfy different line distance requirements when setting up composite line, compare in prior art and show the flexibility that has improved the insulator, application scope is wide, and easy operation, help improving work efficiency.
In addition, different mounting heads can be replaced by completely screwing out the threaded rod, if the threaded rod and the mounting heads are broken or damaged, the threaded rod and the mounting heads can be replaced, the flexibility is further improved, the waste of insulators is reduced, the main body part of the insulating rod can be reused, and the mounting head is environment-friendly and energy-saving.
The mounting head is provided with an operation opening, the two sides of the mounting head are provided with through holes, and the through holes are provided with plug buckles for fixing the mounting head on an electric wire.
When the insulator is fixed on the electric wire, two plug buckles are symmetrically placed in the operation opening, then the electric wire is sequentially inserted into the two plug buckles and the mounting head from the through hole on one side, and then the electric wire is clamped in the through hole through the plug buckles, namely, the connection and the fixation of the insulator are completed, so that the insulator is connected between the two electric wires. The operation is comparatively convenient, can install the insulator before not setting up the electric wire, need not to climb the height, has improved the security.
Preferably, the rotation-preventing component comprises an elastic bulge, the elastic bulge is fixedly connected to the outer wall of the crimping fitting, and the rotary drum is uniformly provided with a plurality of clamping grooves matched with the elastic bulge.
Metal shrapnel can be chooseed for use to the elastic bulge, is the outer surface of round pot form knot at the crimping gold utensil, and when rotating the rotary drum, the rotary drum can push down the elastic bulge, when stopping the rotary drum, the elastic bulge gets into the fixed position with the rotary drum in the draw-in groove, and the rotary drum is unable rotatory basically under the condition that does not receive external force to fixed with the distance of stretching out of screw thread stick, the length that keeps whole insulator does not change, and then keeps connection stability, improves the stability of circuit during operation. The structure is simple and ingenious, the stability of the insulator after being adjusted is effectively improved, the operation is convenient and fast, and the use experience is improved.
Preferably, the inner wall of the rotary drum is provided with a plurality of clamping rings, and the outer wall of the crimping hardware fitting is provided with an annular groove matched with the clamping rings.
Install the rotary drum on the crimping gold utensil through snap ring on the rotary drum inner wall with rotating, make the rotary drum can rotate on the crimping gold utensil steadily to adjust the position of installing the head, simple structure, convenient production and processing, it is also more convenient to use.
Preferably, the plug buckle comprises a lantern ring, one end of the lantern ring is uniformly connected with a plurality of expansion pieces, and the thickness of each expansion piece is gradually increased from one end of the lantern ring.
Under the natural state, the expansion piece outwards opens, after inserting the installation head with the electric wire in, in inserting the perforation to both sides with two stoppers in proper order, the lantern ring is advanced to go into the perforation, the expansion piece gets into in the perforation gradually afterwards, in the process, the expansion piece is by the inboard slope of the inner wall extrusion of perforation, compress tightly the electric wire, again because the thickness of expansion piece grow gradually, consequently, the clamping-force of expansion piece to the electric wire promotes gradually, at last firmly press from both sides the electric wire tightly, and the outer wall of expansion piece receives the resilience force of self firmly to support and be difficult to the activity on the perforated inner wall, finally realized the connection to electric wire and installation head, the installation to the insulator has been accomplished on all fixing the electric wire with two installation heads. The whole process is convenient to operate, short in time consumption and capable of further improving the working efficiency.
Preferably, the outer wall of the lantern ring is symmetrically connected with two buckles, and the outer wall of the lantern ring is provided with two accommodating grooves matched with the buckles.
After the plug buckle is plugged into the through hole, the buckle is extruded by the inner wall of the through hole, and can pop out when the buckle reaches the outer side of the mounting head, at the moment, the plug buckle cannot be moved out towards the inner side of the operation port, namely, the plug buckle is fixed, the end part of the expansion piece can be designed to have larger thickness, so that the plug buckle cannot be moved out towards the outer side, the clamping effect of the expansion piece on the electric wire is stably kept, and the connection stability is improved. When the insulator is dismantled to needs, press two buckles, the buckle gets into the holding tank in, can release the fastener to the inboard of operation mouth, can take out the electric wire this moment, and is simple convenient.
Preferably, the plug buckle is integrally formed and is made of antioxidant polyethylene.
The convenient production of stopper button integrated into one piece adopts the anti-oxidant polyethylene material to make can improve the life of stopper button, and difficult ageing ensures the stability of junction to polyethylene material elasticity is good, satisfies the performance demand of expansion piece and buckle, and is more convenient during the use.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the mounting head is movably connected with the crimping fitting, and the distance between the mounting head and the crimping fitting can be adjusted by rotating the rotary drum, so that the length of the whole insulator is changed, different connection requirements are met, different composite lines can be met without producing various insulators, the production cost is reduced, and the operation is simple and the use is convenient.
2. Can fix the installation head on the electric wire fast through the stopper, can insert the electric wire in the perforation and sheathe in the stopper knot in operation mouthful inboard during installation insulating rod, then fill in the perforation with the stopper knot, until the buckle card in the outside of installation head, compress tightly the electric wire in getting into the perforation gradually of extension piece to the completion can install the fixed of head to the electric wire, easy operation and convenient dismantlement have further improved the installation effectiveness.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure at A of the present invention;
FIG. 3 is a schematic view of the structure of the plug buckle of the present invention;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is an enlarged view of the structure of the present invention at B;
FIG. 6 is a schematic side view of the present invention;
fig. 7 is an enlarged view of the structure at C of the present invention.
In the figure: 1. an insulating rod; 2. an umbrella skirt; 3. crimping hardware; 4. a rotating drum; 5. a threaded rod; 6. a mounting head; 7. an operation port; 8. an orientation bar; 9. plugging and buckling; 901. a collar; 902. an expansion sheet; 903. buckling; 10. perforating; 11. an elastic bulge; 12. a card slot; 13. a snap ring; 14. an annular groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 specific cases to those skilled in the art.
Referring to fig. 1 to 7, the present invention provides a rod-type suspension composite line insulator, which has the following technical scheme:
the utility model provides a stick type suspension type composite line insulator, including insulating rod 1, be equipped with a plurality of full skirts 2 on the insulating rod 1, the both ends of insulating rod 1 all are equipped with crimping gold utensil 3, the tip of two crimping gold utensils 3 all rotates and has cup jointed rotary drum 4, the one end screw thread that crimping gold utensil 3 was kept away from to rotary drum 4 is pegged graft and is had screw thread stick 5, screw thread stick 5 is close to crimping gold utensil 3 one end and is connected with the activity and inserts directional pole 8 of establishing on crimping gold utensil 3, screw thread stick 5 one end of keeping away from crimping gold utensil 3 is connected with installation head 6, be equipped with on rotary drum 4 and the crimping gold utensil 3 and prevent changeing the subassembly.
Orientation pole 8 adopts non-revolution solid structures such as square pole for screw rod 5 can't rotate, remain the syntropy with crimping gold utensil 3 all the time, but can shift out or go deep into in the crimping gold utensil 3, consequently when rotating rotary drum 4, because rotary drum 4 and 5 thread engagement of screw rod, consequently, screw rod 5 can outwards shift out or inwards shift in, realized the regulation to installation head 6 position, and then realized the regulation to whole insulator length, can satisfy different line distance requirements when setting up composite line, compare in prior art and show the flexibility that has improved the insulator, application scope is wide, and easy operation, help improving work efficiency.
In addition, different mounting heads 6 can be replaced by completely screwing out the threaded rod 5, if the threaded rod 5 and the mounting heads 6 are broken or damaged, the threaded rod and the mounting heads can be replaced, the flexibility is further improved, the waste of insulators is reduced, the main body part of the insulating rod 1 can be reused, and the insulator is environment-friendly and energy-saving.
Referring to fig. 5 and 7, as an embodiment of the present invention, the rotation preventing assembly includes an elastic protrusion 11, the elastic protrusion 11 is fixedly connected to an outer wall of the crimping fitting 3, and a plurality of slots 12 adapted to the elastic protrusion 11 are uniformly formed on the drum 4.
11 optional metal shrapnel of elastic bulge, be the outer surface of round pot form knot at crimping gold utensil 3, when rotating rotary drum 4, rotary drum 4 can push down elastic bulge 11, when stopping rotary drum 4, elastic bulge 11 gets into the fixed position with rotary drum 4 in draw-in groove 12, rotary drum 4 is unable rotatory basically under the condition that does not receive external force, thereby it is fixed with stretching out the distance of screw thread stick 5, the length that keeps whole insulator does not change, and then keep connection stability, the stability of circuit during operation is improved. The structure is simple and ingenious, the stability of the insulator after being adjusted is effectively improved, the operation is convenient and fast, and the use experience is improved.
Referring to fig. 7, as an embodiment of the present invention, a plurality of snap rings 13 are provided on an inner wall of the drum 4, and an annular groove 14 adapted to the snap rings 13 is provided on an outer wall of the pressure welding fitting 3.
Install rotary drum 4 on crimping gold utensil 3 through snap ring 13 on the 4 inner walls of rotary drum with rotating, make rotary drum 4 can rotate on crimping gold utensil 3 steadily to adjust the position of installing head 6, simple structure, convenient production and processing use is also more convenient.
Referring to fig. 2 and 3, the mounting head 6 is provided with an operation opening 7, two sides of the mounting head 6 are provided with through holes 10, and two through holes 10 are provided with plugs 9 for fixing the mounting head 6 to the electric wire.
In fixing the insulator to the electric wire, two stabs 9 are symmetrically placed in the operation opening 7, then the electric wire is inserted into the two stabs 9 and the mounting head 6 in sequence from the through hole 10 on one side, and then the electric wire is clamped in the through hole 10 by the stabs 9, that is, the connection and the fixation of the insulator are completed, so that the insulator is connected between the two electric wires. The operation is comparatively convenient, can install the insulator before not setting up the electric wire, need not to climb the height, has improved the security.
Referring to fig. 3, the plug buckle 9 includes a collar 901, a plurality of expansion pieces 902 are uniformly connected to one end of the collar 901, and the thickness of the expansion pieces 902 gradually increases from the one end of the collar 901.
Under the natural state, the expansion piece 902 opens outwards, after inserting the electric wire into the installation head 6, two plugins 9 are plugged into the through hole 10 towards both sides in proper order, the lantern ring 901 enters into the through hole 10 first, then the expansion piece 902 gradually enters into the through hole 10, in the process, the expansion piece 902 is pressed to the inside by the inner wall extrusion of the through hole 10 and inclines, the electric wire is compressed tightly, and because the thickness of the expansion piece 902 becomes gradually, the clamping force of the expansion piece 902 on the electric wire is gradually increased, finally, the electric wire is firmly clamped, the outer wall of the expansion piece 902 is firmly supported on the inner wall of the through hole 10 by the self resilience force and is difficult to move, finally, the connection of the electric wire and the installation head 6 is realized, and the installation of the insulator is completed by fixing the two installation heads 6 on the electric wire. The whole process is convenient to operate, short in time consumption and capable of further improving the working efficiency.
Referring to fig. 3, as an embodiment of the present invention, two buckles 903 are symmetrically connected to an outer wall of a collar 901, and two receiving grooves adapted to the buckles 903 are formed in the outer wall of the collar 901.
After the plug buckle 9 is plugged into the through hole 10, the buckle 903 is pushed down by the inner wall of the through hole 10, the buckle 903 pops up when reaching the outer side of the mounting head 6, at the moment, the plug buckle 9 cannot move out to the inner side of the operation port 7, namely, the plug buckle 9 is fixed, the end part of the expansion sheet 902 can be designed to have larger thickness, so that the plug buckle 9 cannot move out to the outer side, the clamping effect of the expansion sheet 902 on the electric wire is stably kept, and the connection stability is improved. When the insulator is dismantled to needs, press two buckles 903, buckle 903 gets into the holding tank in, can release the inside of action hole 7 with stopper buckle 9, can take out the electric wire this moment, and is simple convenient.
Referring to fig. 3, the stopper 9 is integrally formed, and the stopper 9 is made of oxidation resistant polyethylene.
The convenient production of 9 integrated into one piece of stopper buckle adopts the anti-oxidant polyethylene material to make and can improve the life of stopper buckle 9, is difficult for ageing, ensures the stability of junction to polyethylene material elasticity is good, satisfies the performance demand of expansion piece 902 and buckle 903, and is more convenient during the use.
The working principle is as follows: when the length of the insulator needs to be adjusted, the rotary drum 4 can be rotated, and the rotary drum 4 is in threaded engagement with the threaded rod 5, and the threaded rod 5 cannot rotate under the limitation of the orientation rod 8, so that the threaded rod 5 can move outwards or inwards, the position of the mounting head 6 can be adjusted, and the length of the whole insulator can be adjusted. After the length of the insulator has been adjusted, insert two electric wires respectively on the installation head 6 at both ends, sheathe in two symmetrical plug buckles 9 of placing simultaneously in operation mouth 7 inboard, make the one end of lantern ring 901 outwards, then push in perforation 10 outside with plug buckle 9, expansion piece 902 compresses tightly the electric wire gradually, block to install on 6 outer walls when buckle 903 at last and can fix plug buckle 9, the connection and the fixing to insulator and electric wire have been accomplished, whole process operation is convenient, it is consuming time shorter, the flexibility and the work efficiency of insulator have been improved. The length of the insulator can be adjusted through the rotary drum 4 after the insulator is installed, and the insulator is flexible and convenient to use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a stick type suspension type composite line insulator, includes insulating rod (1), is equipped with a plurality of full skirts (2) on insulating rod (1), and the both ends of insulating rod (1) all are equipped with crimping gold utensil (3), its characterized in that: the end parts of the two crimping fittings (3) are rotatably sleeved with rotary drums (4), one ends of the rotary drums (4) far away from the crimping fittings (3) are in threaded insertion connection with threaded rods (5), one ends of the threaded rods (5) close to the crimping fittings (3) are connected with directional rods (8) movably inserted on the crimping fittings (3), one ends of the threaded rods (5) far away from the crimping fittings (3) are connected with mounting heads (6), and anti-rotation components are arranged on the rotary drums (4) and the crimping fittings (3);
the mounting head (6) is provided with an operation opening (7), two sides of the mounting head (6) are provided with through holes (10), and the through holes (10) are provided with plug buckles (9) for fixing the mounting head (6) to a wire.
2. The rod-type suspension composite line insulator of claim 1, wherein: prevent changeing the subassembly and include elastic bulge (11), elastic bulge (11) fixed connection is on the outer wall of crimping gold utensil (3), evenly set up a plurality of draw-in grooves (12) with elastic bulge (11) adaptation on rotary drum (4).
3. The rod-type suspension composite line insulator of claim 1, wherein: the inner wall of the rotary drum (4) is provided with a plurality of clamping rings (13), and the outer wall of the crimping fitting (3) is provided with an annular groove (14) matched with the clamping rings (13).
4. The rod-type suspension composite line insulator of claim 1, wherein: the plug buckle (9) comprises a sleeve ring (901), one end of the sleeve ring (901) is uniformly connected with a plurality of expansion pieces (902), and the thickness of each expansion piece (902) is gradually increased from one end of the sleeve ring (901).
5. The rod-type suspension composite line insulator according to claim 4, wherein: two buckles (903) are symmetrically connected to the outer wall of the lantern ring (901), and two accommodating grooves matched with the buckles (903) are formed in the outer wall of the lantern ring (901).
6. The rod-type suspension composite line insulator according to claim 5, wherein: the plug buckle (9) is integrally formed, and the plug buckle (9) is made of antioxidant polyethylene.
CN202110742844.3A 2021-07-01 2021-07-01 Rod-type suspension composite line insulator Active CN113689999B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110742844.3A CN113689999B (en) 2021-07-01 2021-07-01 Rod-type suspension composite line insulator

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Application Number Priority Date Filing Date Title
CN202110742844.3A CN113689999B (en) 2021-07-01 2021-07-01 Rod-type suspension composite line insulator

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CN113689999A true CN113689999A (en) 2021-11-23
CN113689999B CN113689999B (en) 2023-09-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115472356A (en) * 2022-10-19 2022-12-13 江西百新电瓷电气有限公司 Lightning protection ice high-voltage suspension type porcelain insulator

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06275163A (en) * 1993-03-23 1994-09-30 Ngk Insulators Ltd Device for inserting split pin for insulator
CN205230671U (en) * 2015-10-09 2016-05-11 国网山东青州市供电公司 Clavate suspension insulator
CN205670473U (en) * 2016-06-02 2016-11-02 国家电网公司 A kind of adjustable porcelain long rod insulator
CN106847429A (en) * 2017-03-13 2017-06-13 咸阳直标机电设备有限公司 A kind of broadcast, the insulator of TV and communication equipment
CN211699855U (en) * 2020-05-18 2020-10-16 江西省星海电瓷制造有限公司 Disc-shaped suspension type porcelain insulator
CN213546022U (en) * 2020-12-28 2021-06-25 浙江洲辰电气有限公司 Adjustable composite rod-shaped suspension insulator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06275163A (en) * 1993-03-23 1994-09-30 Ngk Insulators Ltd Device for inserting split pin for insulator
CN205230671U (en) * 2015-10-09 2016-05-11 国网山东青州市供电公司 Clavate suspension insulator
CN205670473U (en) * 2016-06-02 2016-11-02 国家电网公司 A kind of adjustable porcelain long rod insulator
CN106847429A (en) * 2017-03-13 2017-06-13 咸阳直标机电设备有限公司 A kind of broadcast, the insulator of TV and communication equipment
CN211699855U (en) * 2020-05-18 2020-10-16 江西省星海电瓷制造有限公司 Disc-shaped suspension type porcelain insulator
CN213546022U (en) * 2020-12-28 2021-06-25 浙江洲辰电气有限公司 Adjustable composite rod-shaped suspension insulator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115472356A (en) * 2022-10-19 2022-12-13 江西百新电瓷电气有限公司 Lightning protection ice high-voltage suspension type porcelain insulator

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