CN222996055U - A ring main unit incoming line insulator structure - Google Patents

A ring main unit incoming line insulator structure Download PDF

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Publication number
CN222996055U
CN222996055U CN202421798091.3U CN202421798091U CN222996055U CN 222996055 U CN222996055 U CN 222996055U CN 202421798091 U CN202421798091 U CN 202421798091U CN 222996055 U CN222996055 U CN 222996055U
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ring
main unit
sealing
wall
mounting ring
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CN202421798091.3U
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王宝堂
张彬
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Nanjing Dashoubi Electronic Technology Co ltd
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Nanjing Dashoubi Electronic Technology Co ltd
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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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

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Abstract

The utility model discloses a ring main unit incoming line insulator structure, which belongs to the technical field of ring main unit insulators and comprises a fixed ring, an insulator body and a mounting ring, wherein the fixed ring is arranged on the wall of the ring main unit, the insulator body is fixedly sleeved on the insulator body, the inner side wall of the fixed ring and the outer side wall of the mounting ring are fixedly connected with sealing mechanisms, two symmetrically arranged elastic buckling mechanisms are arranged in the side walls of the two sides of the mounting ring, two symmetrically arranged clamping grooves are formed in the side walls of the two sides of the fixed ring, and one ends of the two elastic buckling mechanisms penetrate through the mounting ring and are respectively inserted into the two clamping grooves. According to the utility model, the fixing ring, the mounting ring and the elastic buckle mechanism are arranged, so that the insulator body and the wall of the ring main unit are convenient to mount and dismount, the operation is simple, the labor is saved, the insulator body is convenient to overhaul and replace subsequently, the sealing mechanism is arranged, the tightness of the joint can be ensured, and the leakage of insulating gas in the ring main unit is avoided.

Description

Ring main unit inlet wire insulator structure
Technical Field
The utility model relates to the technical field of ring main unit insulators, in particular to a ring main unit incoming wire insulator structure.
Background
The ring main unit is an electric device with a group of power transmission and distribution electric equipment arranged in a metal or nonmetal insulating cabinet body or made into an assembled spacing ring main unit, and the core part of the ring main unit adopts a load switch and a fuse, and is widely applied to power distribution stations and box-type substations of load centers such as urban residential communities, high-rise buildings, large public buildings, factory enterprises and the like, and the wire inlet and outlet conducting bars in the ring main unit are fixedly connected with the inner side ends of central conductors in insulators penetrating through the wall plates of the cabinet body through firm pieces, so that wire inlet and outlet of the switch cabinet is realized.
In a ring main unit incoming insulator device (patent number: CN 117458320A) of China patent, the device comprises an epoxy resin body, a second end of the epoxy resin body is sealed in an air box, a plurality of umbrella skirt structures are arranged on the peripheral surface close to the first end, a protective cover structure is arranged on the peripheral surface close to the second end, a flange structure is arranged in the peripheral space between the umbrella skirt structures and the protective cover structure, a plurality of inserts are arranged in the flange structure, a plurality of notches are arranged on the axial end face of the flange structure, a sealing structure is arranged through the notches, an electric conductor penetrates through the epoxy resin body, the ring main unit is connected with PT through copper bars, compared with a cable connection mode, the copper bar connection mode is simpler and more reliable, material cost, labor cost and later maintenance cost are reduced, a plurality of inserting pieces are arranged in the flange structure, a plurality of notches are arranged on the axial end face of the flange structure, a sealing structure is arranged through the notches, an electric conductor penetrates through the epoxy resin body, and an induction coil is arranged on one side of the epoxy resin body close to the second end and the flange structure.
Disclosure of utility model
Aiming at the technical defects, the utility model aims to provide the ring main unit incoming insulator structure, by arranging the fixing ring, the mounting ring and the elastic buckle mechanism, the insulator body can be mounted and fixed only by stirring the deflector rod, compared with the mounting and dismounting of the insulator body and the ring main unit wall, the structure is convenient for mounting and dismounting the insulator body and the ring main unit wall, is simple to operate, saves labor and is convenient for the subsequent overhauling and replacing functions, and the problems that the mounting and dismounting process needs tools, the operation steps are complicated, the mounting and dismounting efficiency is low, and the insulator is inconvenient to overhaul or replace are solved.
The utility model provides a ring main unit incoming line insulator structure, which comprises a fixed ring, an insulator body and a mounting ring, wherein the fixed ring is arranged on the wall of the ring main unit, the insulator body and the mounting ring are fixedly sleeved on the insulator body, the inner side wall of the fixed ring and the outer side wall of the mounting ring are fixedly connected with sealing mechanisms, two symmetrically arranged elastic buckling mechanisms are arranged in the side walls of the two sides of the mounting ring, two symmetrically arranged clamping grooves are formed in the side walls of the two sides of the fixed ring, and one ends of the two elastic buckling mechanisms penetrate through the mounting ring and are respectively inserted into the two clamping grooves;
The elastic buckling mechanism comprises a sliding cavity arranged in a mounting ring, a sliding block is slidably connected in the sliding cavity, a compression spring is fixedly connected between the inner bottom wall of the sliding cavity and the sliding block, a deflector rod is fixedly connected to one side of the sliding block, a sliding opening communicated with the sliding cavity is formed in the outer side wall of the mounting ring, one end of the deflector rod penetrates through the sliding opening, a clamping block is fixedly connected to one side, away from the compression spring, of the sliding block, and one end of the clamping block penetrates through the mounting ring and is inserted into the clamping groove.
Preferably, the sealing mechanism comprises a first sealing ring fixed on the inner wall of the fixed ring and a second sealing ring fixed on the outer side wall of the mounting ring, the inner caliber of the first sealing ring is matched with the outer diameter of the second sealing ring, a first through hole communicated with the clamping groove is formed in the inner wall of the first sealing ring, and a second through hole corresponding to the clamping block is formed in the side wall of the second sealing ring.
Preferably, two symmetrically arranged positioning grooves are formed in the inner walls of the two sides of the first sealing ring, and two positioning blocks which are arranged corresponding to the two positioning grooves are fixedly connected to the side walls of the two sides of the second sealing ring.
Preferably, a sealing sleeve is fixedly connected to the side wall of the first sealing ring, which is close to the insertion end of the insulator body, and a sealing head matched with the sealing sleeve is fixedly connected to the side wall of the fixing ring.
Preferably, the cross sections of the sealing sleeve and the sealing head are arranged in a conical structure.
Preferably, the inner walls at the two sides of the sliding opening are in friction connection with the side walls at the two sides of the deflector rod.
Preferably, the side wall of the mounting ring is provided with a sliding hole communicated with the sliding cavity, and the clamping block penetrates through the sliding hole.
Preferably, the fixed ring is fixedly connected with the ring main unit wall and the insulator body and the side wall of the mounting ring in a welding mode.
The utility model has the beneficial effects that:
1. According to the utility model, the fixed ring, the mounting ring and the elastic buckle mechanism are arranged, the shifting rod is only required to be shifted to drive the clamping block fixed with the sliding block to shift, at the moment, the compression spring is extruded and contracted by the sliding block to generate elastic force until the clamping block is completely contracted into the clamping groove, at the moment, the mounting ring can be smoothly inserted into the fixed ring, then, the shifting rod is loosened, the clamping block is pushed to be automatically inserted into the clamping groove and abutted against by utilizing the elastic force of the compression spring, the shifting rod can be limited, the insulator body is further installed and fixed, compared with bolts, the structure is convenient for the installation and the disassembly of the insulator body and the wall of the ring main unit, the operation is simple, the labor is saved, the working efficiency is improved, and the insulator body is convenient for subsequent maintenance and replacement.
2. According to the utility model, the sealing mechanism is arranged, when the mounting ring on the insulator body is inserted into the fixing ring on the ring main unit, the second sealing ring is abutted against the first sealing ring, so that the joint of the fixing ring and the mounting ring can be sealed, and meanwhile, when the sealing head is abutted against the sealing sleeve, the sealing performance of the joint can be further improved, and the leakage of insulating gas in the ring main unit is avoided.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic perspective view of a fixing ring in the present utility model.
FIG. 3 is a schematic cross-sectional view of the fixing ring of the present utility model.
Fig. 4 is a schematic perspective view of the insulator body and the mounting ring according to the present utility model.
FIG. 5 is a schematic cross-sectional view of the mounting ring of the present utility model.
The reference numerals indicate that the insulator comprises a 1-fixed ring, a 2-insulator body, a 3-mounting ring, a 4-clamping groove, a 5-sliding cavity, a 6-sliding block, a 7-compression spring, an 8-deflector rod, a 9-sliding port, a 10-clamping block, an 11-first sealing ring, a 12-second sealing ring, a 13-first through hole, a 14-second through hole, a 15-positioning groove, a 16-positioning block, a 17-sealing sleeve and an 18-sealing head.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
As shown in fig. 1 to 5, this embodiment provides a ring main unit incoming line insulator structure, including: the ring main unit comprises a fixed ring 1, an insulator body 2 and a mounting ring 3, wherein the fixed ring 1 is arranged on the wall of a ring main unit, the insulator body 2 and the mounting ring 3 are fixedly sleeved on the insulator body 2, one end of the insulator body 2 is used for connecting and fixing an external copper bar of the ring main unit, the other end of the insulator body 2 is used for connecting and fixing an internal copper bar of the ring main unit, and the prior art is not used for performing excessive explanation, the inner side wall of the fixed ring 1 and the outer side wall of the mounting ring 3 are fixedly connected with sealing mechanisms, two symmetrically arranged elastic buckling mechanisms are arranged in the side walls of the two sides of the mounting ring 3, two symmetrically arranged clamping grooves 4 are formed in the side walls of the two sides of the fixed ring 1, one ends of the two elastic buckling mechanisms penetrate through the mounting ring 3 and are respectively inserted into the two clamping grooves 4, the insulator is inserted and arranged on the wall of the main unit, and when the insulator needs to be replaced, the main unit and the internal parts are not required to be destroyed, and the operation and maintenance costs are reduced;
The elastic buckling mechanism comprises a sliding cavity 5 arranged in a mounting ring 3, a sliding block 6 is slidably connected in the sliding cavity 5, a compression spring 7 is fixedly connected between the inner bottom wall of the sliding cavity 5 and the sliding block 6, a deflector rod 8 is fixedly connected to one side of the sliding block 6, a sliding opening 9 communicated with the sliding cavity 5 is formed in the outer side wall of the mounting ring 3, one end of the deflector rod 8 penetrates through the sliding opening 9, a clamping block 10 is fixedly connected to one side, away from the compression spring 7, of the sliding block 6, and one end of the clamping block 10 penetrates through the mounting ring 3 and is inserted into the clamping groove 4.
The inner walls of the two sides of the sliding opening 9 are in friction connection with the side walls of the two sides of the deflector rod 8, so that the deflector rod 8 keeps straight up and down displacement.
The sliding hole communicated with the sliding cavity 5 is formed in the side wall of the mounting ring 3, and the clamping block 10 penetrates through the sliding hole to facilitate displacement of the clamping block 10.
The fixed ring 1 is fixedly connected with the ring main unit wall, the insulator body 2 and the side wall of the mounting ring 3 in a welded mode, and the connection is firm.
When the insulator body 2 and the wall of the ring main unit cabinet are required to be assembled and disassembled, firstly, the deflector rod 8 is only required to be shifted to drive the clamping block 10 fixed with the sliding block 6 to shift, at the moment, the compression spring 7 is extruded and contracted by the sliding block 6 to generate elastic force until the clamping block 10 is completely retracted into the clamping groove 4, at the moment, the mounting ring 3 can be smoothly inserted into the fixing ring 1, then, the deflector rod 8 is loosened, the clamping block 10 is pushed to be automatically inserted into the clamping groove 4 and abutted against by utilizing the elastic force of the compression spring 7, the displacement of the mounting ring 3 can be limited, and then, the insulator body 2 is assembled and disassembled conveniently.
Embodiment two:
As shown in fig. 1 to 5, on the basis of retaining all the technical features in the first specific embodiment, in this embodiment, the sealing mechanism includes a first sealing ring 11 fixed on the inner wall of the fixed ring 1 and a second sealing ring 12 fixed on the outer side wall of the mounting ring 3, the inner caliber of the first sealing ring 11 is matched with the outer diameter of the second sealing ring 12, a first through hole 13 communicated with the clamping groove 4 is formed in the inner wall of the first sealing ring 11, and a second through hole 14 corresponding to the clamping block 10 is formed in the side wall of the second sealing ring 12, so that the clamping block 10 can be conveniently and smoothly inserted into the clamping groove 4 to be clamped.
Two symmetrically arranged positioning grooves 15 are formed in the inner walls of the two sides of the first sealing ring 11, two positioning blocks 16 which are arranged corresponding to the two positioning grooves 15 are fixedly connected to the side walls of the two sides of the second sealing ring 12, and the positioning blocks 16 are inserted into the positioning grooves 15, so that the clamping blocks 10 are aligned with the clamping grooves 4 and are connected in a clamping mode.
The side wall of the first sealing ring 11, which is close to the insertion end of the insulator body 2, is fixedly connected with the sealing sleeve 17, the side wall of the fixed ring 1 is fixedly connected with the sealing head 18 which is matched with the sealing sleeve 17, and when the sealing head 18 is abutted against the sealing sleeve 17, the tightness of the joint can be further improved, and the leakage of insulating gas in the ring main unit is avoided.
The cross sections of the sealing sleeve 17 and the sealing head 18 are arranged in a conical structure, so that the sealing effect is better.
The principle of the embodiment is that when the mounting ring 3 on the insulator body 2 is inserted into the fixed ring 1 on the ring main unit, the second sealing ring 12 is abutted against the first sealing ring 11, so that the joint of the fixed ring 1 and the mounting ring 3 can be sealed, and further, the leakage of insulating gas in the ring main unit is prevented.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (8)

1.一种环网柜进线绝缘子结构，其特征在于，包括：安装于环网柜柜壁上的固定环(1)、绝缘子本体(2)和固定套设在绝缘子本体(2)上的安装环(3)，所述固定环(1)的内侧壁与安装环(3)的外侧壁固定连接有密封机构，所述安装环(3)的两侧侧壁中设有两个对称设置的弹力卡扣机构，所述固定环(1)的两侧侧壁开设有两个对称设置的卡槽(4)，两个所述弹力卡扣机构的一端均贯穿安装环(3)并分别插设于两个卡槽(4)中；1. A ring network cabinet inlet insulator structure, characterized in that it comprises: a fixing ring (1) installed on the wall of the ring network cabinet, an insulator body (2) and a mounting ring (3) fixedly sleeved on the insulator body (2), the inner side wall of the fixing ring (1) and the outer side wall of the mounting ring (3) are fixedly connected with a sealing mechanism, two symmetrically arranged elastic buckle mechanisms are arranged in the side walls of the mounting ring (3), and two symmetrically arranged card grooves (4) are opened on the side walls of the fixing ring (1), and one end of the two elastic buckle mechanisms penetrates the mounting ring (3) and is respectively inserted into the two card grooves (4); 所述弹力卡扣机构包括开设在安装环(3)中的滑腔(5)，所述滑腔(5)中滑动连接有滑块(6)，所述滑腔(5)的内底壁与滑块(6)之间固定连接有压缩弹簧(7)，所述滑块(6)的一侧固定连接有拨杆(8)，所述安装环(3)的外侧壁开设有与滑腔(5)连通设置的滑口(9)，所述拨杆(8)的一端贯穿滑口(9)设置，所述滑块(6)远离压缩弹簧(7)的一侧固定连接有卡块(10)，所述卡块(10)的一端贯穿安装环(3)并插设于卡槽(4)中。The elastic buckle mechanism comprises a sliding cavity (5) provided in the mounting ring (3), a slider (6) being slidably connected in the sliding cavity (5), a compression spring (7) being fixedly connected between the inner bottom wall of the sliding cavity (5) and the slider (6), a shifting rod (8) being fixedly connected to one side of the slider (6), a sliding opening (9) being provided on the outer side wall of the mounting ring (3) and being communicated with the sliding cavity (5), one end of the shifting rod (8) being arranged to pass through the sliding opening (9), a clamping block (10) being fixedly connected to the side of the slider (6) away from the compression spring (7), one end of the clamping block (10) being arranged to pass through the mounting ring (3) and being inserted into the clamping groove (4). 2.如权利要求1所述的一种环网柜进线绝缘子结构，其特征在于，所述密封机构包括固定在固定环(1)内壁的第一密封圈(11)和固定在安装环(3)外侧壁的第二密封圈(12)，所述第一密封圈(11)的内口径与第二密封圈(12)的外直径相匹配，所述第一密封圈(11)的内壁开设有与卡槽(4)连通设置的第一通孔(13)，所述第二密封圈(12)的侧壁开设有与卡块(10)对应设置的第二通孔(14)。2. A ring main unit incoming line insulator structure as described in claim 1, characterized in that the sealing mechanism comprises a first sealing ring (11) fixed to the inner wall of the fixing ring (1) and a second sealing ring (12) fixed to the outer wall of the mounting ring (3), the inner diameter of the first sealing ring (11) matches the outer diameter of the second sealing ring (12), the inner wall of the first sealing ring (11) is provided with a first through hole (13) connected to the card slot (4), and the side wall of the second sealing ring (12) is provided with a second through hole (14) corresponding to the card block (10). 3.如权利要求2所述的一种环网柜进线绝缘子结构，其特征在于，所述第一密封圈(11)的两侧内壁开设有两个对称设置的定位槽(15)，所述第二密封圈(12)的两侧侧壁固定连接有两个与两个定位槽(15)对应设置的定位块(16)。3. A ring main unit incoming line insulator structure as described in claim 2, characterized in that two symmetrically arranged positioning grooves (15) are provided on the inner walls on both sides of the first sealing ring (11), and two positioning blocks (16) corresponding to the two positioning grooves (15) are fixedly connected to the side walls on both sides of the second sealing ring (12). 4.如权利要求2所述的一种环网柜进线绝缘子结构，其特征在于，所述第一密封圈(11)靠近绝缘子本体(2)插入端的一侧侧壁固定连接有密封套(17)，所述固定环(1)的一侧侧壁固定连接有与密封套(17)匹配设置的密封头(18)。4. A ring main unit incoming line insulator structure as described in claim 2, characterized in that a sealing sleeve (17) is fixedly connected to a side wall of the first sealing ring (11) close to the insertion end of the insulator body (2), and a sealing head (18) matched with the sealing sleeve (17) is fixedly connected to a side wall of the fixing ring (1). 5.如权利要求4所述的一种环网柜进线绝缘子结构，其特征在于，所述密封套(17)与密封头(18)的剖面均呈锥形结构设置。5. A ring main unit incoming line insulator structure as described in claim 4, characterized in that the cross-sections of the sealing sleeve (17) and the sealing head (18) are both arranged in a conical structure. 6.如权利要求1所述的一种环网柜进线绝缘子结构，其特征在于，所述滑口(9)的两侧内壁与拨杆(8)的两侧侧壁摩擦连接。6. A ring main unit incoming line insulator structure as described in claim 1, characterized in that the inner walls on both sides of the sliding opening (9) are frictionally connected to the side walls on both sides of the lever (8). 7.如权利要求1所述的一种环网柜进线绝缘子结构，其特征在于，所述安装环(3)的侧壁开设有与滑腔(5)连通设置的滑孔，所述卡块(10)穿过滑孔设置。7. A ring main unit incoming line insulator structure as described in claim 1, characterized in that a sliding hole connected to the sliding cavity (5) is opened on the side wall of the mounting ring (3), and the clamping block (10) is arranged through the sliding hole. 8.如权利要求1所述的一种环网柜进线绝缘子结构，其特征在于，所述固定环(1)与环网柜柜壁、绝缘子本体(2)与安装环(3)的侧壁之间均采用焊接的方式固定连接。8. A ring main unit incoming line insulator structure as described in claim 1, characterized in that the fixing ring (1) and the ring main unit wall, and the insulator body (2) and the side wall of the mounting ring (3) are fixedly connected by welding.
CN202421798091.3U 2024-07-29 2024-07-29 A ring main unit incoming line insulator structure Active CN222996055U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202421798091.3U CN222996055U (en) 2024-07-29 2024-07-29 A ring main unit incoming line insulator structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202421798091.3U CN222996055U (en) 2024-07-29 2024-07-29 A ring main unit incoming line insulator structure

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Publication Number Publication Date
CN222996055U true CN222996055U (en) 2025-06-17

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CN202421798091.3U Active CN222996055U (en) 2024-07-29 2024-07-29 A ring main unit incoming line insulator structure

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CN (1) CN222996055U (en)

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