CN204257943U - Plug-in electric connection and electric energy meter - Google Patents
Plug-in electric connection and electric energy meter Download PDFInfo
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- CN204257943U CN204257943U CN201420833933.4U CN201420833933U CN204257943U CN 204257943 U CN204257943 U CN 204257943U CN 201420833933 U CN201420833933 U CN 201420833933U CN 204257943 U CN204257943 U CN 204257943U
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- electric connection
- plug
- energy meter
- electric energy
- gripping members
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Abstract
The utility model relates to a kind of plug-in electric connection and electric energy meter, solve cause owing to manually twisting screw misconnection, miss and twist tightly, the large and inefficient problem of wiring labor strength.Plug-in electric connection, it comprises the electric connection body being followed successively by Plug Division, limiting section and connecting portion from the beginning to the end, and described plug-in unit portion is spaced apart between two for forming front portion by some sheet metal circumferential array, and root is integrally connected to the elastic expanding gripping members of limiting section; Electric energy meter, it comprises electric connection body, Biao Tuo and electric energy meter casing, table holder inner side is provided with slide rail, electric energy meter casing is placed on slide rail and forms slippage cooperation, is provided with the electric connection mount pad for fixing electric connection body limiting section in table holder front end, and the electric connection mounting cover suitable with electric connection mount pad, elastic expanding gripping members and terminals form interference fit, the middle part of elastic expanding gripping members or inwall close contact that is anterior and terminals, form multiple conductive contact surfaces, efficiently conduct electricity.
Description
Technical field
The utility model relates to a kind of batch meter accessory, particularly a kind of plug-in electric connection and electric energy meter.
Background technology
Along with the transformation of national grid, widely popularize intelligent grid, the consumption of electric energy meter, electronic box and air switch increases greatly, in current table case, the connection of electric energy meter, air switch adopts the mode of screw-driving wire to connect more, epi-position is more, connects wire more, and internal connecting wire winding displacement is responsible for, more complicated, easily wrong line, wiring labor strength is large, and efficiency is low, and when tightening screw, if tighten not or forgotten to tighten, all can cause and cause serious consequence because of loose contact.
Utility model content
In order to overcome because of adopt manually tighten screw and cause misconnection, miss and twist tight, the large and inefficient deficiency of wiring labor strength, the utility model provides a kind of plug-in electric connection and electric energy meter.
The technical scheme that the utility model adopts is: a kind of plug-in electric connection, it comprises electric connection body, described electric connection body is followed successively by Plug Division, limiting section and connecting portion from the beginning to the end, described Plug Division is spaced apart between two for forming front portion by some sheet metal circumferential array, root is integrally connected to the elastic expanding gripping members of limiting section, the middle part of described elastic expanding gripping members or anterior spreading.
The front portion of described elastic expanding gripping members is provided with spigot surface.
The front portion of described elastic expanding gripping members is integrally connected to annulus.
Described connecting portion shape is hollow cylindrical, open hollow cylindrical jaggy, U-shaped is cylindric or flat-shaped contiguous block.
The mode that described connecting portion crimps with riveting or wire frame with wire is fixedly connected with.
Described connecting portion is direct-connected to components and parts as wire.
A kind of electric energy meter comprising plug-in electric connection, it comprises electric connection body, Biao Tuo and electric energy meter casing, table holder inner side is provided with slide rail, electric energy meter casing is placed on slide rail, electric energy meter casing and table hold in the palms and form slippage and coordinate, and are provided with electric connection mount pad for fixing electric connection body limiting section and the electric connection mounting cover suitable with electric connection mount pad showing to hold in the palm front end, electric energy meter casing terminals are inserted in the Plug Division of described electric connection body, and the two forms interference fit.
Described electric connection mount pad is provided with some grooves or the first boss, matches with the second boss of described limiting section or draw-in groove, with fixing electric connection body.
The beneficial effects of the utility model are: the utility model utilizes the elastic expanding gripping members of middle part or anterior spreading, insert in the process of corresponding terminals at electric connection body, elastic expanding gripping members pressurized makes middle part or front portion gather generation deformation, after electric connection body inserts terminals completely, the middle part of elastic expanding gripping members or front portion because of elastic force with terminals tensioner, thus form interference fit with terminals, the middle part of elastic expanding gripping members or inwall close contact that is anterior and terminals, form multiple conductive contact surfaces, efficiently conduct electricity; Come quickly and easily wire to be connected with electric energy meter by plug-in electric connection and the interference fit of electric energy meter casing terminals, the screw replaced between existing wire and electric energy meter casing terminals is fixed, in the speed of installation or removal, greatly save the time screwing screw, and do not deposit and manually tighten screw and the misconnection caused, miss and twist not tight problem, more reliable and more stable, greatly reduce the labour intensity of installer simultaneously, improve installation effectiveness.
Accompanying drawing explanation
Fig. 1 is the electric energy meter schematic diagram that the utility model comprises plug-in electric connection.
Fig. 2 is the schematic diagram that the utility model saves electric connection mounting cover.
Fig. 3 is the plug-in electric connection schematic diagram that the utility model is equipped with wire.
The plug-in electric connection schematic diagram of Fig. 4 to be the utility model connecting portion be hollow cylindrical.
Fig. 5 is the plug-in electric connection schematic diagram that the utility model is equipped with wire.
The plug-in electric connection schematic diagram of Fig. 6 to be the utility model connecting portion be hollow cylindrical.
Fig. 7 is the plug-in electric connection schematic diagram that the utility model connecting portion is out hollow cylindrical jaggy.
Fig. 8 is the utility model connecting portion is U-shaped columned plug-in electric connection schematic diagram.
The plug-in electric connection schematic diagram of Fig. 9 to be the utility model connecting portion be flat-shaped contiguous block.
Figure 10 is the plug-in electric connection schematic diagram that the anterior one of the utility model elastic expanding gripping members connects annulus.
1-electric connection body, 11-Plug Division, 111-sheet metal, 112-elastic expanding gripping members, 113-annulus, 114-spigot surface, 12-limiting section, 121-second boss, 122-draw-in groove, 13-connecting portion, 131-hollow circuit cylinder, 132-opens hollow circuit cylinder jaggy, 133-U shape cylinder, the flat-shaped contiguous block of 134-, 2-shows holder, 21-slide rail, 22-electric connection mount pad, 221-groove, 23-electric connection mounting cover, 3-electric energy meter casing, 31-terminals.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
As Fig. 1, shown in Fig. 3 and Fig. 5, a kind of plug-in electric connection, it comprises electric connection body 1, described electric connection body 1 is followed successively by Plug Division 11 from the beginning to the end, limiting section 12 and connecting portion 13, described Plug Division is spaced apart between two for forming front portion by some sheet metal 111 circumferential array, rear end is integrally connected to the elastic expanding gripping members 112 of limiting section 12, the middle part of described elastic expanding gripping members 112 or anterior spreading, insert in the process of corresponding terminals 31 at electric connection body 1, elastic expanding gripping members 112 pressurized makes middle part or front portion gather generation deformation, after electric connection body 1 inserts terminals 31 completely, the middle part of elastic expanding gripping members 112 or front portion because of elastic force with terminals tensioner, thus form interference fit with terminals 31, the middle part of elastic expanding gripping members 112 or inwall close contact that is anterior and terminals 31, form multiple conductive contact surfaces, efficiently conduct electricity.
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of electric energy meter comprising plug-in electric connection, it comprises electric connection body 1, table holder 2 and electric energy meter casing 3, slide rail 21 is provided with inside table holder 2, electric energy meter casing 3 is placed on slide rail 21, electric energy meter casing 3 forms slippage with table holder 2 and coordinates, the electric connection mount pad 22 for fixing electric connection body 1 limiting section 12 is provided with in table holder 2 front end, and with electric connection mount pad 22 suitable electric connection mounting cover 23, electric energy meter casing 3 terminals 31 are inserted in the Plug Division 11 of described electric connection body 1, the two forms interference fit, wire one end is connected with the connecting portion 13 of electric connection body 1 by crimping, the other end is directly connected to components and parts by fixing branch, come quickly and easily wire to be connected with electric energy meter with the interference fit of electric energy meter casing 3 terminals 31 with plug-in electric connection, the screw replaced between existing wire and electric energy meter casing 3 terminals 31 is fixed, in the speed of installation or removal, greatly save the time screwing screw, and do not deposit and manually tighten screw and the misconnection caused, miss and twist not tight problem, more reliable and more stable, greatly reduce the labour intensity of installer simultaneously, improve installation effectiveness.
Described electric connection mount pad 22 is provided with some grooves 221 or the first boss, matches with the second boss 121 of described limiting section 12 or draw-in groove 122, with fixing electric connection body 1.
Embodiment 1
As Fig. 3, shown in Fig. 4, described Plug Division 11 is the elastic expanding gripping members 112 of anterior spreading, its shape is similar horn-like, and be provided with spigot surface 114 in front portion, this kind of elasticity of shape tensioner part 112 is more prone to make in technique, when electric energy meter casing 3 terminals 31 are inserted in Plug Division 11, spigot surface 114 guiding function, the elastic expanding gripping members 112 of anterior spreading is guided to enter electric energy meter casing 3 terminals 31 smoothly, after entering, elastic expanding gripping members 112 can form interference fit with electric energy meter casing 3 terminals 31, front portion contacts with terminals 31, form multiple conductive contact point or contact-making surface, the design of this anterior spreading, elongate the distance of contact point to elastic expanding gripping members 112 root of elastic expanding gripping members 112 front portion and terminals 31 inwall, add the elastic force amplitude of sheet metal to adapt to various contact engaging and separating force requirement.
The sheet metal more than 111 of elastic expanding gripping members 112, the radian of each sheet metal 111 will reduce, sheet metal 111 will be more abundant with the contact of contact jaw 31 inwall, approximate face contact is become from point cantact, increase the cross-sectional area that electric current flows through, but the number of sheet metal 111 determines the height of manufacturing cost, so the utility model sheet metal 111 is preferably 6-20 sheet.
Embodiment 2
As shown in Figure 5, Figure 6, described limiting section 12 is annular slot 122, described connecting portion 13 shape is hollow circuit cylinder 131 shape, wire inserts in hollow circuit cylinder 131, by the mode of riveting, from crown center line ball, wire is fixed on connecting portion, described Plug Division 11 is the elastic expanding gripping members 112 of middle spreading, the similar lantern of its shape, and is provided with spigot surface 114 in front portion.
Embodiment 3
As shown in Figure 7, described limiting section 12 is the second boss 121, and described connecting portion 13 shape is for opening hollow circuit cylinder 132 shape jaggy, wire inserts to be opened in hollow circuit cylinder 132 jaggy, by the mode of riveting, from indentation, there to middle line ball, wire is fixed on connecting portion.
Embodiment 4
As shown in Figure 8, described limiting section 12 is symmetrically arranged rectangle draw-in groove 122, described connecting portion 13 shape is U-shaped cylinder 133 shape of hollow, wire inserts in the U-shaped cylinder 133 of hollow, pressing line frame is socketed in the junction of U-shaped cylinder 133 and wire, by crimping the mode of pressing line frame, wire is fixed in U-shaped cylinder.
Embodiment 5
As shown in Figure 9, described limiting section 12 is symmetrically arranged rectangle draw-in groove 122, described connecting portion 13 shape is flat-shaped contiguous block 134, wire is placed on flat-shaped contiguous block 134, pressing line frame is socketed in the junction of flat-shaped contiguous block 134 and wire, by crimping the mode of pressing line frame, wire and flat-shaped contiguous block 134 are fixed.
Embodiment 6
As shown in Figure 10, the front portion of described elastic expanding gripping members 112 is integrally connected to annulus 113, to form the structure that front end is closed, can when grafting, make grafting convenient, need exposed occasion at some electric connection, adopt the electric connection of this kind of closed front structure, the front portion that can be avoided elastic expanding gripping members 112 is damaged by people or other things and is caused plug-in electric connection not use.
Embodiment 1 to embodiment 6, schematically illustrate three kinds of Plug Divisions 11, and multiple difform limiting section 12 and connecting portion 13, Plug Division 11, the shape of limiting section 12 and connecting portion 13 does not limit above-described embodiment, more embodiment can be combined into separately, in specific implementation process, the shape of Plug Division 11 can be selected respectively, the shape of limiting section 12 and the shape of connecting portion 13 carry out the demand combining to meet client, in addition, described connecting portion 13 also can be directly connected to components and parts with itself as wire, thus eliminate the wire cost of this part, more can ensure the reduction of temperature rise, as shown in Fig. 1, Fig. 3 and Fig. 5, connecting portion 13, after crimping, also can match better be fixed on electric connection mount pad 22 by limiting section 12 with limiting section 12.
In embodiment 1 in embodiment 6, some sheet metals 111 are adopted to surround the elastic expanding gripping members 112 of middle part or anterior spreading with uniform distances circumferential array, at the beginning of design, just according to current range, calculate theoretical sectional area, thus do not exist sectional area deficiency cause overheated problem; There is following contact resistance in this elastic expanding gripping members 112: the 1) resistance of electric connection body self; 2) contact resistance of sheet metal 111 and electric energy meter casing 3 terminals 31, but, each sheet metal 111 of elastic expanding gripping members 112 contacts with electric energy meter casing 3 terminals 31, be equivalent to each and form a contact resistance, and these contact resistances are parallel with one another, due to resistance more and less, so present design more effectively can solve the problem of temperature rise of contact conduct electrical power.
Below described by reference to the accompanying drawings embodiment is only preferred implementation of the present utility model, and the restriction not to protection range of the present utility model, and any improvement done based on the utility model spirit all ought within the utility model protection range.
Claims (8)
1. a plug-in electric connection, it is characterized in that: it comprises electric connection body (1), described electric connection body (1) is followed successively by Plug Division (11), limiting section (12) and connecting portion (13) from the beginning to the end, described Plug Division (11) is that to form front portion by some sheet metals (111) circumferential array spaced apart between two, root is integrally connected to the elastic expanding gripping members (112) of limiting section (12), the middle part of described elastic expanding gripping members (112) or anterior spreading.
2. plug-in electric connection according to claim 1, is characterized in that: the front portion of described elastic expanding gripping members (112) is provided with spigot surface (114).
3. plug-in electric connection according to claim 1, is characterized in that: the front portion of described elastic expanding gripping members (112) is integrally connected to annulus (113).
4. plug-in electric connection according to claim 1, is characterized in that: described connecting portion (13) shape is hollow circuit cylinder (131) shape, opens hollow circuit cylinder jaggy (132) shape, U-shaped cylinder (133) shape or flat-shaped contiguous block (134).
5. plug-in electric connection according to claim 4, is characterized in that: the mode that described connecting portion (13) and wire crimp with riveting or wire frame is fixedly connected with.
6. plug-in electric connection according to claim 4, is characterized in that: described connecting portion (13) is direct-connected to components and parts as wire.
7. one kind comprises the electric energy meter of the plug-in electric connection according to any one of claim 1-6, it is characterized in that: it comprises electric connection body (1), table holder (2) and electric energy meter casing (3), table holder (2) inner side is provided with slide rail (21), electric energy meter casing (3) is placed on slide rail (21), electric energy meter casing (3) asks (2) to form slippage to coordinate with table, the electric connection mount pad (22) for fixing electric connection body (1) limiting section (12) is provided with in table holder (2) front end, and with electric connection mount pad (22) suitable electric connection mounting cover (23), electric energy meter casing (3) terminals (31) are inserted in the Plug Division (11) of described electric connection body (1), the two forms interference fit.
8. electric energy meter according to claim 7, it is characterized in that: described electric connection mount pad (22) is provided with some grooves (221) or the first boss, match with second boss (121) of described limiting section (12) or draw-in groove (122), with fixing electric connection body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833933.4U CN204257943U (en) | 2014-12-25 | 2014-12-25 | Plug-in electric connection and electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833933.4U CN204257943U (en) | 2014-12-25 | 2014-12-25 | Plug-in electric connection and electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257943U true CN204257943U (en) | 2015-04-08 |
Family
ID=52962212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420833933.4U Active CN204257943U (en) | 2014-12-25 | 2014-12-25 | Plug-in electric connection and electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204257943U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334363A (en) * | 2015-12-01 | 2016-02-17 | 湖北周一电气股份有限公司 | Electricity meter and connection device connected in sliding and inserted mode |
| CN108375692A (en) * | 2018-02-08 | 2018-08-07 | 南京乾鑫电器设备有限公司 | Electric energy meter support plug-in unit |
| CN109917164A (en) * | 2019-04-10 | 2019-06-21 | 浙江正泰仪器仪表有限责任公司 | Electric energy meter and electric energy meter electricity box |
-
2014
- 2014-12-25 CN CN201420833933.4U patent/CN204257943U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334363A (en) * | 2015-12-01 | 2016-02-17 | 湖北周一电气股份有限公司 | Electricity meter and connection device connected in sliding and inserted mode |
| CN108375692A (en) * | 2018-02-08 | 2018-08-07 | 南京乾鑫电器设备有限公司 | Electric energy meter support plug-in unit |
| CN109917164A (en) * | 2019-04-10 | 2019-06-21 | 浙江正泰仪器仪表有限责任公司 | Electric energy meter and electric energy meter electricity box |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |