CN110048247A - A kind of elastic press type attachment device and metering junction box - Google Patents

A kind of elastic press type attachment device and metering junction box Download PDF

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Publication number
CN110048247A
CN110048247A CN201910414376.XA CN201910414376A CN110048247A CN 110048247 A CN110048247 A CN 110048247A CN 201910414376 A CN201910414376 A CN 201910414376A CN 110048247 A CN110048247 A CN 110048247A
Authority
CN
China
Prior art keywords
attachment device
press type
connecting terminal
threading hole
elastic piece
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
CN201910414376.XA
Other languages
Chinese (zh)
Inventor
王泉
李毅球
黄合深
王伟然
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.)
Guangdong Power Grid Co Ltd
Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Original Assignee
Guangdong Power Grid Co Ltd
Dongguan Power Supply Bureau of Guangdong Power Grid 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 Guangdong Power Grid Co Ltd, Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd filed Critical Guangdong Power Grid Co Ltd
Priority to CN201910414376.XA priority Critical patent/CN110048247A/en
Publication of CN110048247A publication Critical patent/CN110048247A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28Clamped connections, spring connections
    • H01R4/48Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/48185Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/01Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/03Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
    • H01R11/09Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/20Connectors or connections adapted for particular applications for testing or measuring purposes

Landscapes

  • Connection Or Junction Boxes (AREA)

Abstract

The invention discloses a kind of elastic press type attachment device and metering junction boxes, including several connecting terminals;Connecting terminal inner hollow and be in cube shape;The front end face of each connecting terminal offers the first threading hole, and the top of each connecting terminal is equipped with opening;One elastic piece is installed, elastic piece is in upper layer and lower layer from middle part doubling bending, and the both ends of elastic piece are connected with a connecting piece jointly, and connection sheet is equipped with the second threading hole in each connecting terminal;The one end of elastic piece is provided with bending part, and bending part passes through the second threading hole and blocks the upper side wall of the second threading hole;The grasping part for fixing electric wire is formed between elastic piece and connection sheet;It is interconnected between two adjacent connection sheets.A kind of elastic press type attachment device provided in an embodiment of the present invention and metering junction box, electric wire pass through the first threading hole and the second threading hole, quickly electric wire are fixed on grasping part by elastic piece, realize line conduction by the connection sheet below elastic piece.

Description

A kind of elastic press type attachment device and metering junction box
Technical field
The invention belongs to terminal box technical field more particularly to a kind of elastic press type attachment device and metering junction boxes.
Background technique
It in the higher circuit of some voltage values or is subject in the biggish circuit of capacitance, to can effectively survey Related circuit charge value out can enable electrical equipment more smoothly to run it is necessary to by electrical measuring device and voltage Mutual inductor and current transformer are effectively connected, thus constitute a secondary circuit, and in order to make three it Between available effective connection, it is necessary to use the concatenated form of route, various equipment are connected in an integrated circuit, To constitute joint wiring.
Joint wiring is composition part important in electrical measurement metering device, reasonable to apply joint metering junction box, can be with Effectively current transformer (TA) and the number of applications of voltage transformer (TV) are significantly reduced, so that electrical measurement Measuring instrument can further ensure the accuracy of electrical measurement metering, prevent the phase in electrical measurement metering device in actual application It closes wiring and the case where misconnection occurs.
The effect of metering junction box is by current transformer and the secondary line of voltage transformer extraction through metering junction box The connecting terminal of electric energy meter is connected to after the terminal of terminals is series-parallel again.Metering junction box has played hinge in electrical measurement metering line Effect, effectively place wiring mistake, have multiple functions and be used widely.
During long-term practical application, inventor has found existing metering junction box, and there is also following defects: existing Metering junction box mainly lean on the mode of screw tightening to connect, due to metering junction box need to connect when in use it is a variety of external Conducting wire, every external wire requires individually to be tightened with screw, inconvenient to use, and time-consuming and laborious, working efficiency is low, replaces electric energy The table time is longer, reduces the accuracy of electrical measurement metering.
Therefore, a kind of metering junction box for capableing of fast-wiring is developed, not only there is urgent researching value, it may have good Good economic benefit and commercial application potentiality.
Summary of the invention
The purpose of the present invention is to provide a kind of elastic press type attachment device and metering junction boxes, are asked with solving the above technology Topic.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of elastic press type attachment device, including several connecting terminals;
The connecting terminal inner hollow and be in cube shape;The front end face of each connecting terminal offers first and wears The top of string holes, each connecting terminal is equipped with opening;
One elastic piece is installed in each connecting terminal, it is in upper layer and lower layer that the elastic piece is bent from middle part doubling, The both ends of the elastic piece are connected with a connecting piece jointly, and the connection sheet is equipped with the second threading hole;
The one end of the elastic piece is provided with bending part, and the bending part passes through second threading hole and blocks described The upper side wall of second threading hole;
The grasping part for fixing electric wire is formed between the elastic piece and the connection sheet;
It is interconnected between two adjacent connection sheets.
Optionally, the connection sheet includes being equipped with the clamping part of second threading hole and prolonging with what the clamping part was connect Extending portion.
Optionally, the side wall of the connecting terminal offers communication port, and the adjacent extension passes through connector It is connected across the communication port.
Optionally, the quantity of the connecting terminal is two, and two first threading holes are located at the same side.
Optionally, the quantity of the connecting terminal is two, and two first threading holes are located at opposite two sides.
Optionally, the upper layer of each elastic piece is equipped with insulation flip lid, the insulation flip lid and the connecting terminal Rotation connection.
Optionally, each connecting terminal is that insulating materials is made.
Optionally, first threading hole is rounded, and second threading hole is in rectangle or trapezoidal.
Optionally, the upper side wall of second threading hole is in straight line.
A kind of metering junction box, including a kind of elastic press type attachment device as described above.
Compared with prior art, the embodiment of the present invention has the advantages that
A kind of elastic press type attachment device provided in an embodiment of the present invention and metering junction box, electric wire pass through the first threading hole and Electric wire is quickly fixed on grasping part by the second threading hole by elastic piece, realizes line by the connection sheet below elastic piece Road conducting.The elastic press type attachment device and metering junction box wiring faster, improve work efficiency, and have very strong practicability.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art To obtain other attached drawings according to these attached drawings.
Fig. 1 be the first threading hole provided in an embodiment of the present invention towards first direction a kind of connecting terminal structural representation Figure.
Fig. 2 is a kind of structural schematic diagram of elastic piece provided in an embodiment of the present invention.
Fig. 3 is a kind of structural schematic diagram of connection sheet provided in an embodiment of the present invention.
Fig. 4 is a kind of structural schematic diagram of elastic piece and connection sheet cooperating provided in an embodiment of the present invention.
Fig. 5 be the first threading hole provided in an embodiment of the present invention towards second direction a kind of connecting terminal structural representation Figure.
It illustrates:
Connecting terminal 10, the first threading hole 11, opening 12, communication port 13;
Elastic piece 20, bending part 21;
Connection sheet 30, clamping part 31, extension 32, the second threading hole 33;
Grasping part 40.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention Range.
Embodiment one
Shown in please referring to Fig.1 to Fig.4, a kind of elastic press type attachment device, including several terminals are present embodiments provided Son 10.
10 inner hollow of connecting terminal and be in cube shape;The front end face of each connecting terminal 10 offers The top of one threading hole 11, each connecting terminal 10 is equipped with opening 12.
One elastic piece 20 is installed, the elastic piece 20 is from middle part doubling bending in up and down in each connecting terminal 10 Two layers, the both ends of the elastic piece 20 are connected with a connecting piece 30 jointly, and the connection sheet 30 is equipped with the second threading hole 33.
The one end of the elastic piece 20 is provided with bending part 21, and the bending part 21 passes through second threading hole 33 simultaneously Block the upper side wall of second threading hole 33.
The grasping part 40 for fixing electric wire is formed between the elastic piece 20 and the connection sheet 30.
It is interconnected between the connection sheet 30 of adjacent two.
Therefore, a kind of elastic press type attachment device provided in an embodiment of the present invention, electric wire pass through the first threading hole 11 and second Electric wire is quickly fixed on grasping part 40 by threading hole 33 by elastic piece 20, passes through the connection sheet 30 of 20 lower section of elastic piece Realize line conduction.The elastic press type attachment device and metering junction box wiring faster, improve work efficiency, and have very strong reality The property used.
Embodiment two
On the basis of example 1, a kind of elastic press type attachment device is present embodiments provided, the connection sheet 30 includes Clamping part 31 equipped with second threading hole 33 and the extension 32 being connect with the clamping part 31.
Present embodiments provide a kind of specific structure of connection sheet 30.
Specifically, the upper side wall of the second threading hole 33 is in straight line, at the line between bending part 21 and elastic piece 20 It is close to the upper side wall.
Alternatively, the shape of the second threading hole 33 is rectangle or trapezoidal.
Embodiment three
On the basis of example 2, a kind of elastic press type attachment device, the connecting terminal are present embodiments provided 10 side wall offers communication port 13, and the adjacent extension 32 is connected by connector across the communication port 13.
Present embodiment discloses the mode of communicating between two adjacent connection sheets 30.Specifically, the both ends of connector point It is not fixedly connected with the extension 32 of two sides.
Example IV
On the basis of embodiment three, a kind of elastic press type attachment device is present embodiments provided, the connecting terminal 10 Quantity is two, and two first threading holes 11 are located at the same side.
Therefore, both threads can be flanked from same.One is lead-in, and one is lead-out wire.
Embodiment five
It please refers to shown in Fig. 1 and Fig. 5, on the basis of embodiment three, present embodiments provides a kind of elastic press type connection dress It sets, the quantity of the connecting terminal 10 is two, and two first threading holes 11 are located at opposite two sides.
Therefore, it is necessary to connect both threads respectively from two sides.One is lead-in, and one is lead-out wire.
Embodiment six
On the basis of embodiment side, a kind of elastic press type attachment device, each elastic piece 20 are present embodiments provided Upper layer insulation flip lid (not shown), insulation flip lid and the connecting terminal 10 rotation connection are installed.
By being equipped with insulation flip lid, prevent from getting an electric shock.
Embodiment seven
On the basis of example 1, a kind of elastic press type attachment device, first threading hole 11 are present embodiments provided Rounded, second threading hole 33 is in rectangle or trapezoidal.
It should be noted that each connecting terminal 10 is that insulating materials is made in above-described embodiment.
Embodiment eight
A kind of metering junction box is present embodiments provided, including a kind of elastic press type any one of in embodiment as above Attachment device.
Therefore, a kind of metering junction box provided in an embodiment of the present invention, electric wire pass through the first threading hole 11 and the second threading Electric wire is quickly fixed on grasping part 40 by hole 33 by elastic piece 20, is realized by the connection sheet 30 of 20 lower section of elastic piece Line conduction.The elastic press type attachment device and metering junction box wiring faster, improve work efficiency, and have very strong practical Property.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although referring to before Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features;And these It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.

Claims (10)

1. a kind of elastic press type attachment device, it is characterised in that:
Including several connecting terminals;
The connecting terminal inner hollow and be in cube shape;The front end face of each connecting terminal offers the first threading The top in hole, each connecting terminal is equipped with opening;
One elastic piece is installed, it is in upper layer and lower layer that the elastic piece is bent from middle part doubling, described in each connecting terminal The both ends of elastic piece are connected with a connecting piece jointly, and the connection sheet is equipped with the second threading hole;
The one end of the elastic piece is provided with bending part, and the bending part passes through second threading hole and blocks described second The upper side wall of threading hole;
The grasping part for fixing electric wire is formed between the elastic piece and the connection sheet;
It is interconnected between two adjacent connection sheets.
2. a kind of elastic press type attachment device according to claim 1, it is characterised in that:
The connection sheet includes the extension for being equipped with the clamping part of second threading hole and connecting with the clamping part.
3. a kind of elastic press type attachment device according to claim 2, it is characterised in that:
The side wall of the connecting terminal offers communication port, and the adjacent extension passes through the connection by connector Mouth connection.
4. a kind of elastic press type attachment device according to claim 3, it is characterised in that:
The quantity of the connecting terminal is two, and two first threading holes are located at the same side.
5. a kind of elastic press type attachment device according to claim 3, it is characterised in that:
The quantity of the connecting terminal is two, and two first threading holes are located at opposite two sides.
6. a kind of elastic press type attachment device according to claim 1, it is characterised in that:
The upper layer of each elastic piece is equipped with insulation flip lid, and the insulation flip lid is rotatablely connected with the connecting terminal.
7. a kind of elastic press type attachment device according to claim 1, it is characterised in that:
Each connecting terminal is that insulating materials is made.
8. a kind of elastic press type attachment device according to claim 1, it is characterised in that:
First threading hole is rounded, and second threading hole is in rectangle or trapezoidal.
9. a kind of elastic press type attachment device according to claim 8, it is characterised in that:
The upper side wall of second threading hole is in straight line.
10. a kind of metering junction box, which is characterized in that including a kind of elastic press type as in one of claimed in any of claims 1 to 9 Attachment device.
CN201910414376.XA 2019-05-17 2019-05-17 A kind of elastic press type attachment device and metering junction box Pending CN110048247A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910414376.XA CN110048247A (en) 2019-05-17 2019-05-17 A kind of elastic press type attachment device and metering junction box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910414376.XA CN110048247A (en) 2019-05-17 2019-05-17 A kind of elastic press type attachment device and metering junction box

Publications (1)

Publication Number Publication Date
CN110048247A true CN110048247A (en) 2019-07-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910414376.XA Pending CN110048247A (en) 2019-05-17 2019-05-17 A kind of elastic press type attachment device and metering junction box

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CN (1) CN110048247A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113314889A (en) * 2021-05-31 2021-08-27 广东电网有限责任公司 Wiring device and meter

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29817214U1 (en) * 1998-09-29 1999-02-25 ELSO GmbH Elektrotechnik, 99706 Sondershausen Screwless connection terminal for wire-shaped electrical conductors
CN101179160A (en) * 2006-10-06 2008-05-14 Abb专利有限公司 Terminal clamp, connecting terminal assembly and installation switching device
CN108075277A (en) * 2016-11-18 2018-05-25 Wago管理有限责任公司 For contacting the spring clamp contact of electric lead, wire connection terminal and method for manufacturing spring clamp contact
CN209544642U (en) * 2019-05-17 2019-10-25 广东电网有限责任公司 Spring-press type connecting device and metering junction box

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29817214U1 (en) * 1998-09-29 1999-02-25 ELSO GmbH Elektrotechnik, 99706 Sondershausen Screwless connection terminal for wire-shaped electrical conductors
CN101179160A (en) * 2006-10-06 2008-05-14 Abb专利有限公司 Terminal clamp, connecting terminal assembly and installation switching device
CN108075277A (en) * 2016-11-18 2018-05-25 Wago管理有限责任公司 For contacting the spring clamp contact of electric lead, wire connection terminal and method for manufacturing spring clamp contact
CN209544642U (en) * 2019-05-17 2019-10-25 广东电网有限责任公司 Spring-press type connecting device and metering junction box

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113314889A (en) * 2021-05-31 2021-08-27 广东电网有限责任公司 Wiring device and meter

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