CN111755924A - Main loop plugging assembly - Google Patents

Main loop plugging assembly Download PDF

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Publication number
CN111755924A
CN111755924A CN202010611391.6A CN202010611391A CN111755924A CN 111755924 A CN111755924 A CN 111755924A CN 202010611391 A CN202010611391 A CN 202010611391A CN 111755924 A CN111755924 A CN 111755924A
Authority
CN
China
Prior art keywords
flexible connecting
elastic
piece
connecting piece
mounting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010611391.6A
Other languages
Chinese (zh)
Inventor
潘斌华
朱小民
李勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Liangcheng Electromechanical Technology Co Ltd
Original Assignee
Shanghai Liangcheng Electromechanical Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Liangcheng Electromechanical Technology Co Ltd filed Critical Shanghai Liangcheng Electromechanical Technology Co Ltd
Priority to CN202010611391.6A priority Critical patent/CN111755924A/en
Publication of CN111755924A publication Critical patent/CN111755924A/en
Priority to CN202121467482.3U priority patent/CN215343271U/en
Priority to CN202110734976.1A priority patent/CN113871985A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R25/00Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
    • H01R25/16Rails or bus-bars provided with a plurality of discrete connecting locations for counterparts
    • H01R25/161Details
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/502Bases; Cases composed of different pieces
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances

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  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

The invention relates to a main loop plug-in assembly, belonging to the technical field of switch equipment; the device comprises an electric connection assembly, a connection bar and a wiring bar; the wiring bar is connected with the connecting bar through the electric connecting assembly; the electric connection assembly comprises a flexible connecting piece and a connecting piece peripheral supporting structure; the wiring bar is connected with the connecting bar through a flexible connecting piece, and an elastic connecting structure is arranged between the flexible connecting piece and the connecting piece periphery supporting structure. The connecting piece periphery supporting structure is provided with a limiting structure for limiting the position of the flexible connecting piece and a space for the movement of the flexible connecting piece. The invention solves the problems of unreliable insertion, energy consumption and high temperature rise in the existing switch equipment structure, the connecting bar and the flexible connecting sheet can ensure enough contact area and enough contact pressure, thereby not only reducing the contact internal resistance, but also bearing the electric repulsion force of large current; has the advantages of high reliability, low energy consumption, long service life, excellent temperature rise performance, low copper consumption and the like.

Description

Main loop plugging assembly
Technical Field
The invention relates to a main loop plug assembly, and belongs to the technical field of switch equipment.
Background
The main circuit connector is a key accessory product in the draw-out switch equipment, the main circuit connectors in the current market are mainly of U-shaped springs and linear spring structures, and the contact pressure between plug chucks is small; and the contact surface of the breaker plug and the conducting strip chuck is very small, and the contact surface is mainly in line contact, because the breaker is usually required to bear large current, and the electric repulsion generated by large current ensures that good contact pressure between the plug and the chuck must be ensured, and particularly when the breaker is applied to a motor starting scheme, the breaker needs to bear 5 times of instantaneous current of the starting current of a motor. The motor is started for 6-7 times for 20-30 seconds, the resistance value of a main circuit in plugging does not need to be greatly changed, the plugging pressure does not need to be greatly changed, and otherwise, the temperature rise can be multiplied; however, in the application of the current main circuit connector in the starting of the motor, the contact pressure between the plug chucks is unstable, so that the plug is often burnt, and the safety and the reliability of the operation of equipment are influenced.
Disclosure of Invention
The invention aims to solve the technical problem that the contact pressure between a plug and a chuck is unstable when the existing plug-in or pull-out type switch equipment is plugged.
In order to solve the above problems, the present invention provides a main circuit connector assembly, which includes an electrical connection assembly, a connection bar and a wiring bar; the wiring bar is connected with the connecting bar through an electric connecting assembly; the electric connection assembly comprises a flexible connecting piece and a connecting piece peripheral supporting structure; the wiring bar is connected with the connecting bar through a flexible connecting piece, and an elastic connecting structure is arranged between the flexible connecting piece and the connecting piece periphery supporting structure.
Preferably, the connecting piece periphery supporting structure is provided with a limiting structure for limiting the position of the flexible connecting piece and a space for the movement of the flexible connecting piece.
Preferably, the flexible connecting piece comprises two parallel corresponding flexible connecting pieces; the flexible connecting sheet is provided with a connecting row connecting part, a flexible connecting part and a connecting row connecting part; and a flexible connecting part is arranged between the connecting row connecting part and the connecting row connecting part.
Preferably, an elastic connecting structure is arranged between the flexible connecting sheet and the peripheral supporting structure of the connecting piece.
Preferably, a wiring bar is arranged between the wiring bar connecting parts arranged on the two parallel corresponding flexible connecting pieces; a gap for inserting the connecting row is arranged between the connecting row connecting parts arranged on the two parallel corresponding flexible connecting sheets; the gap width is less than the thickness of the inserted connecting row; the connecting piece periphery supporting structure is provided with a through hole for the flexible connecting sheet to pass through.
Preferably, the connecting piece peripheral support structure is provided with a fixing frame; a flexible connecting sheet is arranged in the fixing frame in a penetrating way; and an elastic connecting structure is arranged between the back surfaces of the corresponding surfaces of the two parallel corresponding flexible connecting sheets and the fixing frame.
Preferably, the elastic connecting structure comprises an elastic piece, a mounting piece and a cushion block; mounting pieces for mounting elastic pieces are arranged on the back surfaces of the corresponding surfaces of the two parallel corresponding flexible connecting pieces; the flexible connecting sheet, the cushion block, the elastic piece and the fixing frame are provided with mounting holes for fixedly connecting mounting pieces; the mounting part is connected with the fixing frame, the elastic part, the cushion block and the flexible connecting sheet in sequence.
Preferably, the connecting piece periphery supporting structure further comprises a mounting box, and a fixing frame is arranged in the mounting box; be equipped with the guiding hole that is used for installing the mount on the mounting box lateral wall, the periphery of mount is equipped with the guide structure who is used for installing the mount that corresponds with the guiding hole that is equipped with on the mounting box lateral wall.
Preferably, the elastic connecting structure comprises an elastic piece and an elastic piece limiting structure; an elastic part is arranged between the back of the corresponding surface of the two parallel corresponding flexible connecting sheets and the fixed frame; the inner side wall of the fixing frame is provided with an elastic part limiting structure for installing an elastic part.
Preferably, the elastic part limiting structure is provided with a mounting hole arranged on the elastic part and a boss arranged on the inner side wall of the fixing frame and used for mounting the elastic part; the mounting hole is sleeved on the outer edge of the boss. .
Compared with the prior art, the invention has the following beneficial effects:
the invention solves the problems of unreliable insertion, energy consumption and high temperature rise in the existing switch equipment structure, the connecting bar and the flexible connecting sheet can ensure enough contact area and enough contact pressure, thereby not only reducing the contact internal resistance, but also bearing the electric repulsion force of large current; the invention has the advantages of high reliability, low energy consumption, long service life, excellent temperature rise performance, low copper consumption and the like. .
Drawings
FIG. 1 is a schematic view of a main loop connector assembly row of the present invention;
FIG. 2 is a schematic view of a main circuit connector assembly according to the present invention when the connector row is not inserted;
FIG. 3 is a schematic view of the electrical connection assembly structure of a main loop connector assembly in accordance with the present invention;
FIG. 4 is a schematic view showing the structure of an elastic member of the elastic connecting structure according to the present invention;
FIG. 5 is a schematic view of a holder according to the present invention;
FIG. 6 is a schematic view of a spacer block of a resilient connecting structure according to the present invention;
FIG. 7 is a schematic structural view of a flexible web according to the present invention;
FIG. 8 is a schematic view of a mounting member of a resilient connection according to the present invention;
FIG. 9 is a schematic structural view of a mounting box of a main circuit connector assembly according to the present invention;
FIG. 10 is a schematic view of a terminal block of a main loop connector assembly in accordance with the present invention;
FIG. 11 is a schematic view of a main circuit connector assembly according to the present invention when the connector row is not inserted;
FIG. 12 is a schematic view of a main circuit connector assembly row according to the present invention;
FIG. 13 is a schematic view of a resilient connection structure of another main circuit connector assembly electrical connection assembly structure in accordance with the present invention;
Detailed Description
In order to make the invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings:
as shown in fig. 1-13, the present invention provides a main loop connector assembly comprising an electrical connection assembly 1, a connection bar 3 and a terminal bar 4; the wiring bar 4 is connected with the connecting bar 3 through the electric connecting component 1; the electric connection component 1 comprises a flexible connecting piece and a connecting piece peripheral supporting structure; the wiring bar 4 is connected with the connecting bar 3 through a flexible connecting piece, and an elastic connecting structure is arranged between the flexible connecting piece and the peripheral supporting structure of the connecting piece; the connecting piece periphery supporting structure is provided with a limiting structure for limiting the position of the flexible connecting piece and a space for the movement of the flexible connecting piece. The flexible connecting piece comprises two parallel corresponding flexible connecting pieces 105; the flexible connecting sheet 105 is provided with a connecting row connecting part 107, a flexible connecting part 106 and a connecting row connecting part 1053; a flexible connection 106 is provided between the connection bank connection 107 and the connection bank connection 1053. An elastic connection structure is provided between the flexible connection piece 105 and the connector peripheral support structure. A wiring bar 4 is arranged between the wiring bar connecting parts 107 arranged on the two parallel corresponding flexible connecting pieces 105; a gap for inserting the connecting row 3 is arranged between the connecting row connecting parts 1053 arranged on the two parallel corresponding flexible connecting sheets 105; the gap width is smaller than the thickness of the inserted connecting row 3; the connector peripheral support structure is provided with a through hole 1021 for the flexible connecting piece 105 to pass through. The peripheral supporting structure of the connecting piece is provided with a fixing frame 102; a flexible connecting sheet 105 is arranged in the fixing frame 102 in a penetrating way; an elastic connecting structure is arranged between the back surfaces of the corresponding surfaces of the two parallel corresponding flexible connecting sheets 105 and the fixing frame 102. The elastic connecting structure comprises an elastic piece 101, a mounting piece 108 and a cushion block 104; the back surfaces of the corresponding surfaces of the two parallel corresponding flexible connecting sheets 105 are provided with mounting pieces 108 for mounting the elastic pieces 101; the flexible connecting sheet 105, the cushion block 104, the elastic piece 101 and the fixing frame 102 are provided with mounting holes for fixedly connecting the mounting pieces 108; the mounting member 108 is connected to the fixing frame 102, the elastic member 101, the cushion block 104 and the flexible connecting piece 105 in sequence. The connecting piece periphery supporting structure also comprises a mounting box 2, and a fixing frame 102 is arranged in the mounting box 2; a guide hole 205 for installing the fixing frame 102 is formed in the side wall of the installation box 2, and a guide structure 1025 for installing the fixing frame 102 corresponding to the guide hole 205 formed in the side wall of the installation box 2 is arranged on the periphery of the fixing frame 102;
the other elastic connecting structure comprises an elastic part 101 and an elastic part limiting structure; an elastic part 101 is arranged between the back of the corresponding surface of the two parallel corresponding flexible connecting sheets 105 and the fixed frame 102; the inner side wall of the fixing frame is provided with an elastic part limiting structure for installing an elastic part. The elastic part limiting structure is provided with a mounting hole 1011 arranged on the elastic part 101 and a boss 1012 arranged on the inner side wall of the fixing frame 102 and used for mounting the elastic part 101; the mounting hole 1011 is sleeved on the outer edge of the boss 1021.
The first embodiment is as follows:
a main circuit connector assembly as shown in fig. 1-12, comprising an electrical connection assembly 1, a mounting box 2, a connection bar 3 and a terminal bar 4; the electric connection component 1 is fixed with the wiring bar 4, the electric connection component 1 penetrates through and is installed in the installation box 2, and the electric connection component 1 is tightly attached to and clamped with the connection bar 3; the flexible connecting sheet 105 is arranged in the electric connecting component 1, so that the electric connecting component 1 can move in the mounting box 2, the flexible connecting sheet 105 can move in the electric connecting component 1, when the electric connecting component 1 is connected with the connecting bar 3, the electric connecting component 1 can automatically adjust and align to the connecting bar 3, and the connecting bar 3 pushes and compresses the elastic piece 101 to generate a clamping force to clamp the connecting bar 3. The electric connection assembly 1 comprises an elastic part 101, a fixed frame 102, a cushion block 104, a flexible connecting sheet 105, a connecting row connecting part 107, a connecting sheet mounting part 108 and a positioning pin 109; the flexible connecting sheet 105 is fixed with the wiring bar 4 through a wiring bar connecting part 107, the flexible connecting sheet 105 penetrates through the fixing frame 102, is arranged on the fixing frame 102 through a connecting sheet mounting part 108, is tightly attached to the connecting bar 3, and clamps the connecting bar 3 through the elastic part 101 and the cushion block 104; the terminal block 4 has a terminal hole 401, a connection hole 402, a positioning groove 403 and a mounting surface 404. The mounting box 2 is provided with a first positioning feature 201 of the wiring block and a second positioning feature 202 of the wiring block, which are matched with the shape of a mounting surface 404 of the wiring block 4, so that the left and right movement of the wiring block 4 is limited; the third positioning feature 203 of the wiring block arranged on the mounting box 2 is coupled and limited with the positioning groove 403 on the wiring block 4; the positioning feature 204 of the electric connection component 1 arranged on the mounting box 2 is matched with the shape of the first mounting surface 1073 arranged on the flexible connecting sheet 105; the mounting box 2 is further provided with an electric connection component guide hole 205 which is coupled with a guide structure 1025 on the fixing frame 102, so that the electric connection component 1 moves left and right in the mounting box 2. The flexible connecting sheet 105 is provided with a flexible connecting part 106, and two ends of the flexible connecting part 106 are respectively connected with the wiring row connecting part 107 and the connecting row connecting part 1053; the connecting line bank connecting part 107 is provided with a connecting line bank mounting hole 1071; the connecting row connecting part 1053 is provided with a fixing frame mounting hole 1052 and a positioning pin hole 1051 which are connected with the fixing frame, the size of the fixing frame mounting hole 1052 is matched with the third cylinder 1083 of the mounting part 108, and the size of the positioning pin hole 1051 is matched and connected with the positioning pin 109; the flexible web 105 is also provided with a guide ramp 1054 for guiding the movement of the connector row 3 when the connector row 3 is inserted. The fixing frame 102 is provided with a through hole 1021 for the flexible connecting sheet 105 to pass through; a pin hole 1022 is further provided, and the positioning pin 109 passes through the pin hole 1022, the positioning hole 1042 on the cushion block 104 and the positioning pin hole 1051 on the flexible connecting sheet 105 to position and fix the flexible connecting sheet 105 on the fixing frame 102; the fixing frame 102 is further provided with a first feature 1023 of a mounting piece mounting hole and a second feature 1024 of the mounting piece mounting hole, and the diameters of the mounting holes 1023 and 1024 are larger than the diameter of the second cylinder 1082 of the mounting piece 108 and smaller than the diameter of the first cylinder 1081 of the mounting piece 108; the fixing frame 102 is further provided with a guiding structure 1025. The mounting member 108 has a first cylinder 1081 with a diameter larger than the first feature 1023 of the mounting member mounting hole in the mount 102; the second cylinder 1082 passes through the first feature 1023 of the mounting element mounting hole on the fixing frame 102, the elastic element mounting hole 1011 and the cushion block mounting hole 1041; the mounting member 108 is further provided with a third cylinder 1083, the third cylinder 1083 being coupled to the mount mounting hole 1052 in the flexible web 105. The width of the plug gap of the electrical connection assembly 1 is smaller than the thickness of the connection row 3; the amount of compressibility of the resilient member 101 is greater than the difference between the width of the patch gap of the electrical connection assembly 1 and the thickness of the connection bank 3. The length of the guide hole 205 of the mounting box 2 needs to be longer than the length of the guide structure 1025 of the fixing frame 102. The fixing frame mounting hole 1052 on the flexible connecting sheet 105 is located in the middle of the connecting row connecting part 1053.
Example two
The present invention provides a main loop connector assembly as shown in fig. 13, comprising an electrical connection assembly 1, a connection bank 3 and a termination bank 4; the wiring bar 4 is connected with the connecting bar 3 through the electric connecting component 1; the electric connection component 1 comprises a flexible connecting piece and a fixed frame; the wiring bar 4 is connected with the connecting bar 3 through a flexible connecting piece; the fixing frame is provided with a limiting structure for limiting the position of the flexible connecting piece and a space for the movement of the flexible connecting piece. The flexible connecting piece comprises two parallel corresponding flexible connecting pieces 105; the flexible connecting sheet 105 is provided with a connecting row connecting part 107, a flexible connecting part 106 and a connecting row connecting part 1053; a flexible connection 106 is provided between the connection bank connection 107 and the connection bank connection 1053. A wiring bar 4 is arranged between the wiring bar connecting parts 107 arranged on the two parallel corresponding flexible connecting pieces 105; a gap for inserting the connecting row 3 is arranged between the connecting row connecting parts 1053 arranged on the two parallel corresponding flexible connecting sheets 105; the gap width is smaller than the thickness of the inserted connecting row 3; the holder is provided with a through hole 1021 for the flexible connecting piece 105 to pass through. An elastic connecting structure is arranged between the back surfaces of the corresponding surfaces of the two parallel corresponding flexible connecting sheets 105 and the fixing frame 102. The elastic connection structure comprises an elastic part 101, a mounting hole 1011 arranged on the elastic part 101 and a boss 1012 arranged on the inner side wall of the fixing frame 102 and used for mounting the elastic part 101; the mounting hole 1011 is sleeved on the outer edge of the boss 1021; an elastic part 101 is arranged between the back surface of the corresponding surface of the two parallel corresponding flexible connecting sheets 105 and the fixing frame 102 to achieve the elastic connection effect.
While the invention has been described with respect to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. Those skilled in the art can make various changes, modifications and equivalent arrangements, which are equivalent to the embodiments of the present invention, without departing from the spirit and scope of the present invention, and which may be made by utilizing the techniques disclosed above; meanwhile, any changes, modifications and variations of the above-described embodiments, which are equivalent to those of the technical spirit of the present invention, are within the scope of the technical solution of the present invention.

Claims (10)

1. A main loop plug assembly comprises an electric connection assembly, a connection bar and a wiring bar, wherein the wiring bar is connected with the connection bar through the electric connection assembly; the method is characterized in that: the electric connection assembly comprises a flexible connecting piece and a connecting piece peripheral supporting structure; the wiring bar is connected with the connecting bar through a flexible connecting piece, and an elastic connecting structure is arranged between the flexible connecting piece and the connecting piece periphery supporting structure.
2. A main loop connector assembly as claimed in claim 1, wherein: and the connecting piece peripheral supporting structure is provided with a limiting structure for limiting the position of the flexible connecting piece and a space for the movement of the flexible connecting piece.
3. A main loop connector assembly as claimed in claim 2, wherein: the flexible connecting piece comprises two parallel and corresponding flexible connecting pieces; the flexible connecting sheet is provided with a connecting row connecting part, a flexible connecting part and a connecting row connecting part; and a flexible connecting part is arranged between the connecting row connecting part and the connecting row connecting part.
4. A main loop connector assembly as claimed in claim 3, wherein: and an elastic connecting structure is arranged between the flexible connecting sheet and the peripheral supporting structure of the connecting piece.
5. The main loop connector assembly of claim 4, wherein: a wiring bar is arranged between the wiring bar connecting parts arranged on the two parallel corresponding flexible connecting pieces; a gap for inserting the connecting row is arranged between the connecting row connecting parts arranged on the two parallel corresponding flexible connecting sheets; the gap width is less than the thickness of the inserted connecting row; the connecting piece periphery supporting structure is provided with a through hole for the flexible connecting sheet to pass through.
6. A main loop connector assembly as claimed in claim 5, wherein: the peripheral supporting structure of the connecting piece is provided with a fixing frame; a flexible connecting sheet is arranged in the fixing frame in a penetrating way; and an elastic connecting structure is arranged between the back surfaces of the corresponding surfaces of the two parallel corresponding flexible connecting sheets and the fixing frame.
7. The main loop connector assembly of claim 6, wherein: the elastic connecting structure comprises an elastic piece, a mounting piece and a cushion block; mounting pieces for mounting elastic pieces are arranged on the back surfaces of the corresponding surfaces of the two parallel corresponding flexible connecting pieces; the flexible connecting sheet, the cushion block, the elastic piece and the fixing frame are provided with mounting holes for fixedly connecting mounting pieces; the mounting part is connected with the fixing frame, the elastic part, the cushion block and the flexible connecting sheet in sequence.
8. A main loop connector assembly as claimed in claim 7, wherein: the connecting piece periphery supporting structure also comprises a mounting box, and a fixing frame is arranged in the mounting box; be equipped with the guiding hole that is used for installing the mount on the mounting box lateral wall, the periphery of mount is equipped with the guide structure who is used for installing the mount that corresponds with the guiding hole that is equipped with on the mounting box lateral wall.
9. The main loop connector assembly of claim 6, wherein: the elastic connecting structure comprises an elastic piece and an elastic piece limiting structure; an elastic part is arranged between the back of the corresponding surface of the two parallel corresponding flexible connecting sheets and the fixed frame; the inner side wall of the fixing frame is provided with an elastic part limiting structure for installing an elastic part.
10. A main loop connector assembly as claimed in claim 9, wherein: the elastic part limiting structure is provided with a mounting hole arranged on the elastic part and a boss arranged on the inner side wall of the fixing frame and used for mounting the elastic part; the mounting hole is sleeved on the outer edge of the boss.
CN202010611391.6A 2020-06-30 2020-06-30 Main loop plugging assembly Pending CN111755924A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202010611391.6A CN111755924A (en) 2020-06-30 2020-06-30 Main loop plugging assembly
CN202121467482.3U CN215343271U (en) 2020-06-30 2021-06-30 Main loop plugging assembly
CN202110734976.1A CN113871985A (en) 2020-06-30 2021-06-30 Main loop plugging assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010611391.6A CN111755924A (en) 2020-06-30 2020-06-30 Main loop plugging assembly

Publications (1)

Publication Number Publication Date
CN111755924A true CN111755924A (en) 2020-10-09

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ID=72678202

Family Applications (3)

Application Number Title Priority Date Filing Date
CN202010611391.6A Pending CN111755924A (en) 2020-06-30 2020-06-30 Main loop plugging assembly
CN202110734976.1A Pending CN113871985A (en) 2020-06-30 2021-06-30 Main loop plugging assembly
CN202121467482.3U Active CN215343271U (en) 2020-06-30 2021-06-30 Main loop plugging assembly

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN202110734976.1A Pending CN113871985A (en) 2020-06-30 2021-06-30 Main loop plugging assembly
CN202121467482.3U Active CN215343271U (en) 2020-06-30 2021-06-30 Main loop plugging assembly

Country Status (1)

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CN (3) CN111755924A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868160A (en) * 1971-10-14 1975-02-25 Jorge Eduardo Kersman Protective electric coupling
CN201112748Y (en) * 2007-07-27 2008-09-10 天津市富士通机电装备有限公司 Connector
CN201523136U (en) * 2009-06-26 2010-07-07 冯群侠 Electrical socket connector
CN204130982U (en) * 2014-07-28 2015-01-28 上海一开电气集团有限公司 The adjustable connector of medium voltage switchgear equipment
CN207368261U (en) * 2017-09-18 2018-05-15 广东电网有限责任公司佛山供电局 A kind of power distribution network SYG copper-aluminium transition equipment cable clamps
CN207834733U (en) * 2017-09-06 2018-09-07 温州隆森电气有限公司 A kind of electric connector housing, electric connector and plug-type power distribution cabinet
CN208315831U (en) * 2018-06-14 2019-01-01 李智 A kind of socket and bush

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868160A (en) * 1971-10-14 1975-02-25 Jorge Eduardo Kersman Protective electric coupling
CN201112748Y (en) * 2007-07-27 2008-09-10 天津市富士通机电装备有限公司 Connector
CN201523136U (en) * 2009-06-26 2010-07-07 冯群侠 Electrical socket connector
CN204130982U (en) * 2014-07-28 2015-01-28 上海一开电气集团有限公司 The adjustable connector of medium voltage switchgear equipment
CN207834733U (en) * 2017-09-06 2018-09-07 温州隆森电气有限公司 A kind of electric connector housing, electric connector and plug-type power distribution cabinet
CN207368261U (en) * 2017-09-18 2018-05-15 广东电网有限责任公司佛山供电局 A kind of power distribution network SYG copper-aluminium transition equipment cable clamps
CN208315831U (en) * 2018-06-14 2019-01-01 李智 A kind of socket and bush

Also Published As

Publication number Publication date
CN215343271U (en) 2021-12-28
CN113871985A (en) 2021-12-31

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Application publication date: 20201009