CN109917164A - Electric energy meter and electric energy meter electricity box - Google Patents
Electric energy meter and electric energy meter electricity box Download PDFInfo
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- CN109917164A CN109917164A CN201910286141.7A CN201910286141A CN109917164A CN 109917164 A CN109917164 A CN 109917164A CN 201910286141 A CN201910286141 A CN 201910286141A CN 109917164 A CN109917164 A CN 109917164A
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- 230000005611 electricity Effects 0.000 title claims abstract description 44
- 230000013011 mating Effects 0.000 claims abstract description 18
- 230000007704 transition Effects 0.000 claims description 41
- 238000005452 bending Methods 0.000 claims description 27
- 230000004888 barrier function Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 238000013519 translation Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 9
- 238000012360 testing method Methods 0.000 description 8
- 239000013013 elastic material Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- 230000006855 networking Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The present invention relates to field of electrical equipment, and in particular to a kind of electric energy meter comprising electric energy meter casing；The electric energy meter casing includes housing body and terminal base；One end of housing body is arranged in the terminal base, terminal base includes the multiple assembly cavities being disposed thereon, each assembly cavity includes assembly roof and assembly cavity opening equipped with the first aperture, assembly roof and fitting opening are separately positioned on the upper and lower ends of assembly cavity, the grafting female being connected with the internal circuit of electric energy meter is equipped in each assembly cavity, grafting female is fixedly connected with assembly roof；The housing body includes the body openings being correspondingly arranged that are open with assembly cavity；The electric energy meter electric energy meter can realize that the plug-in type of electric energy meter is installed by grafting female.The invention further relates to a kind of electric energy meter electricity box comprising the grafting female of grafting male connector, grafting male connector and electric energy meter is mating, and grafting male connector is connected with external wire, realizes the Fast Installation and wiring of electric energy meter.
Description
Technical field
The present invention relates to field of electrical equipment, and in particular to a kind of electric energy meter and a kind of electric energy meter electricity box, electric energy meter
Grafting female and the grafting male connector of electric energy meter electricity box are mating.
Background technique
The intelligent electric meter in China mostly uses two kinds of fixed forms at present, and one kind is that wall hanging mode is fixed, and one is guide tracked
Fixed, in-wall mounting mode installs and replaces that ammeter is inconvenient for operation, and the electric energy meter of wall surface fixed form needs to access
A plurality of route, patching operations are complicated and also need to connect a route again when replacing ammeter, the in addition presence of Multipath binding post
It is also relatively high to ammeter Structural Design Requirement.Guide tracked fixed form has many advantages, such as small in size, easy to install, easy networking, but right
The design requirement of the design and producing tooling of the wiring board of ammeter is higher.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of electric energy meter is provided, can be realized by grafting female
The plug-in type of electric energy meter is installed.
To achieve the above object, present invention employs following technical solutions:
A kind of electric energy meter comprising electric energy meter casing 1；The electric energy meter casing 1 includes housing body 1a and terminal base 1b；
One end of housing body 1a is arranged in the terminal base 1b, and terminal base 1b includes the multiple assembly cavity 14b being disposed thereon, each
Assembly cavity 14b includes assembly roof 141b and assembly cavity opening 140b equipped with the first aperture 10b, assembles roof 141b and dress
It is separately positioned on the upper and lower ends of assembly cavity 14b with opening 140b, is equipped in each assembly cavity 14b and the inside of electric energy meter electricity
Road connected grafting female 3a, grafting female 3a are fixedly connected with assembly roof 141b；The housing body 1a includes and assembly
The body openings that chamber opening 140b is correspondingly arranged.
Preferably, the assembly cavity 14b further includes the first side wall 142b, the first side wall 142b equipped with the second aperture 11b
Setting is between assembly roof 141b and assembly cavity opening 140b；
It further include the connection box of electric energy meter plate 3d of L-shaped structure, connection box of electric energy meter plate 3d includes the connected terminal plate inspection of bending
Survey portion 30d and terminal plate interconnecting piece 31d, terminal plate interconnecting piece 31d are fixedly connected with grafting female 3a, terminal plate test section 30d
It is arranged between grafting female 3a and the second aperture 11b.
Preferably, the grafting female 3a is used for mating with the grafting male connector 4a that is fixed in electric energy meter electricity box, real
Electricity is fixed and connect to existing electric energy meter.
Preferably, the grafting female 3a includes female connecting plate 30a and two female clamping section 31a, two females
Clamping section 31a is oppositely arranged and is connected respectively with female connecting plate 30a bending；The female clamping section 31a includes female outer arm
311a, female transition plates 312a and female inner arm 313a, female one end outer arm 311a are connected with female connecting plate 30a bending, separately
One end is connected with female transition plates 312a one end bending, the female transition plates 312a other end and female inner arm 313a one end bending phase
Even；Two female outer arm 311a of the grafting female 3a are oppositely arranged, and two female inner arm 313a are oppositely arranged and are located at two
Between a female outer arm 311a.
Preferably, the junction of the female transition plates 312a and female inner arm 313a is first connecting portion, from female
The free end arm 313a is gradually reduced to first connecting portion, the distance between two female inner arm 313a, and female transition plates 312a connects
Connect female inner arm 313a one end be higher than female transition plates 312a connection female outer arm 311a one end, two of grafting female 3a
The socket 32a convenient for grafting male connector 4a insertion is formed between female transition plates 312a.
Preferably, the grafting male connector 4a includes male connector plate 41a, two female inner arm 313a of grafting female 3a from
By gap is arranged between end, the width in gap is less than the thickness of male connector plate 41a.
Preferably, female connecting hole 300a, the upper end of female outer arm 311a and mother are equipped in the middle part of the female connecting plate 30a
The head right angle connecting plate 30a is connected, and lower end is connected with the lower end bending of female transition plates 312a, female outer arm 311a and female transition
Angle between plate 312a is α, and 90 ° of α <, the upper end of female transition plates 312a is connected with the lower end bending of female inner arm 313a,
Angle between female transition plates 312a and female inner arm 313a is β, 90 ° of β >.
It preferably, further include clamping element 3c, clamping element 3c includes two clamp arm 30c being oppositely arranged, and the two of clamping element 3c
A clamp arm 30c is separately positioned on the two sides of two female inner arm 313a of grafting female 3a, clamp arm 30c and female inner arm 313a's
Upper end is arranged in parallel, and clamps two female inner arm 313a.
Preferably, the clamp arm 30c is U-shaped structure, including the first clamp arm 300c being oppositely arranged and the second clamp arm
301c。
Preferably, adjacent assembly cavity 14b interval setting insulated from each other, the first screw 3b pass through the first aperture 10b
Female connecting plate 30c, the connection box of electric energy meter plate 3d of female 3c and assembly side wall 141b are linked together.
Preferably, when setting wire frame replaces grafting female 3a in the assembly cavity 14b, terminal screw passes through the first aperture
10b is threadedly coupled with wire frame, and external wire 9 passes through the second aperture 11b and is connected with wire frame.
Preferably, the one end the housing body 1a is equipped with terminal base fitting groove 10a, on the bottom wall of terminal base fitting groove 10a
Equipped with body openings, it is equipped with outer limiting slot 113a on the side wall at the both ends terminal base fitting groove 10a, each outer limiting slot 113a mono-
Side is equipped with outer chuck 110a；The both ends of the terminal base 1b are equipped with interior limited post 13b and interior limiting slot 133b, interior limited post
13b includes that limited post 132b, interior limiting slot 133b are arranged in first in limited post 131b and second in first be oppositely arranged
The side limited post 131b, the interior middle part limiting slot 133b are equipped with interior chuck 130b, limited post in limited post 131b and second in first
132b is limited with the both ends of outer limiting slot 113a respectively to be cooperated, and the relative translation between terminal base 1b and housing body 1a is limited,
Outer chuck 110a is plugged in interior limiting slot 133b to be cooperated with interior chuck 130b limit, and limitation terminal base 1b is pulled out terminal base dress
Slot allocation 10a.
A kind of electric energy meter electricity box comprising multiple grafting male connector 4a in electric energy meter electricity box are set, grafting male connector 4a with
The grafting female 3a of the electric energy meter is mating, and grafting male connector 4a is connected with external wire 9.
Preferably, the electric energy meter case includes electricity box bottom plate 2, and grafting male connector 4a includes the connected male connector connecting plate of bending
40a and male connector plate 41a, male connector connecting plate 40a are equipped with male connector connecting hole 400a, and male connector connecting plate 40a and electricity box bottom plate 2 are solid
Fixed connection, male connector plate 41a and grafting female 3a are mating；The electricity box bottom plate 2 includes bottom plate assembly bench 20 and multiple bottoms
Plate insulating barrier 21, bottom plate assembly bench 20 are provided projectingly in the side of electricity box bottom plate 2, and the second screw 4b passes through male connector connecting hole
400a is connected with bottom plate assembly bench 20, and male connector connecting plate 40a and bottom plate assembly bench 20 are fixed together, and external wire 9 passes through
Second screw 4b is connected with male connector connecting plate 40a, multiple 21 parallel interval of bottom plate insulating barrier settings, by adjacent grafting male connector
4a is separated.
Electric energy meter of the invention, the terminal base of electric energy meter casing are equipped with assembly cavity, are equipped with grafting female in assembly cavity, can
Mating with the grafting male connector in electric energy meter electricity box, the plug-in type for realizing electric energy meter is fixedly mounted, and is conducive to improve electric energy
The installation effectiveness of table.In addition, electric energy meter of the invention, assembly cavity further includes the first side wall equipped with the second aperture, electric energy meter
Terminal plate includes terminal plate test section and terminal plate interconnecting piece, and terminal plate interconnecting piece is fixedly connected with grafting female, terminal plate inspection
Survey portion is arranged between grafting female and the second aperture, when needing to detect electric energy meter of the invention, it is only necessary to will test device
Probe protrude into the second aperture, and resist terminal plate test section, electric energy meter can be detected, it is easy to operate, it is high-efficient.
Electric energy meter electricity box of the invention comprising the grafting female of grafting male connector, grafting male connector and electric energy meter is mating,
Grafting male connector is connected with external wire, realizes the Fast Installation and wiring of electric energy meter.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of electric energy meter of the present invention, shows the assembly relation of electric energy meter, ammeter box, external wire；
Fig. 2 is the structural schematic diagram of connect-disconnect structure of the present invention, shows assembly relation, male connector and the electricity of female and electric energy meter
The assembly relation and female of electricity box bottom plate and the matching relationship of male connector；
Fig. 3 is the decomposition texture schematic diagram of connect-disconnect structure of the present invention；
Fig. 4 is the structural schematic diagram of female of the present invention；
Fig. 5 is the structural schematic diagram of female of the present invention, shows the angle α between female outer arm and female transition plates, with
And the angle β between female transition plates and female inner arm；
Fig. 6 is the structural schematic diagram of clamping element of the present invention；
Fig. 7 is the structural schematic diagram of male connector of the present invention；
Fig. 8 is the structural schematic diagram of inventive shell main body；
The structural schematic diagram of Fig. 9 base plate of electric meter box of the present invention, shows the assembly of male connector, external wire and base plate of electric meter box
Relationship.
Specific embodiment
Below in conjunction with the embodiment that attached drawing 1-8 is provided, the specific embodiment of electric energy meter of the invention is further illustrated.This
The electric energy meter of invention is not limited to the following description.
Electric energy meter of the invention comprising electric energy meter casing 1；The electric energy meter casing 1 includes housing body 1a and terminal
Seat 1b；One end of housing body 1a is arranged in the terminal base 1b, and terminal base 1b includes the multiple assembly cavities being disposed thereon
14b, each assembly cavity 14b include assembly roof 141b and assembly cavity opening 140b equipped with the first aperture 10b, assemble roof
141b and fitting opening 140b is separately positioned on the upper and lower ends of assembly cavity 14b, is equipped in each assembly cavity 14b and electric energy meter
Connected grafting the female 3a, grafting female 3a of internal circuit be fixedly connected with roof 141b is assembled；The housing body 1a packet
Include the body openings being correspondingly arranged with assembly cavity opening 140b.
Electric energy meter of the invention, the terminal base 1b of electric energy meter casing 1 are equipped with assembly cavity 14b, are equipped with and insert in assembly cavity 14b
Female 3a is met, can be mating with the grafting male connector 4a in electric energy meter electricity box, the plug-in type for realizing electric energy meter is fixed, and is conducive to
Improve the installation effectiveness of electric energy meter.
Preferably, the grafting female 3a is used for mating with the grafting male connector 4a in electric energy meter electricity box, realizes electric energy
The fixed installation of table and electricity is connect, not only realize the high efficiency installation of electric energy meter, but also realizes the electricity that connects of electric energy meter simultaneously, letter
The patching operations for having changed electric energy meter improve wiring efficiency.
It as shown in figs 1-9, is a kind of embodiment of electric energy meter of the present invention.
As shown in Figs. 1-2, electric energy meter of the invention comprising electric energy meter casing 1, electric energy meter casing 1 include housing body
One end of housing body 1a is arranged in 1a and terminal base 1b, terminal base 1b, and terminal base 1b includes the multiple assembly being disposed thereon
Equipped with the grafting female 3a being connected with the internal circuit of electric energy meter in chamber 14b, assembly cavity 14b, grafting female 3a is used for and fixation
Grafting male connector 4a in electric energy meter electricity box is mating, and that realizes energy energy table fixes and connect electricity.In general, the electric energy meter is divided into
It is single-phase and two kinds of three-phase, wherein it is set on the terminal base 1b of single-phase electric energy meter there are four assembly cavity 14b, it is each in each assembly cavity 14b
It sets equipped with a grafting female 3a, the terminal base 1b of three-phase electric energy meter there are six assembly cavity 14b, is set in each assembly cavity 14b
There is a grafting female 3a.
As shown in Figures 2 and 3, each assembly cavity 14b includes assembly roof 141b, dress equipped with the first aperture 10b
The first side wall 142b with chamber opening 140b and equipped with the second aperture 11b assembles roof 141b and assembly cavity opening 140b difference
The upper and lower ends of assembly cavity 14b are set, and the first side wall 142b setting is between assembly roof 141b and assembly cavity opening 140b；
The housing body 1a is equipped with the body openings being correspondingly arranged with assembly cavity opening 140b.When assembly, the grafting female 3a
Enter in assembly cavity 14b from assembly cavity opening 140b.
It should be pointed out that terminal base 1b of the invention can be also used for assembly wire frame, the i.e. assembly cavity of terminal base 1b
It is not provided with grafting female 3a in 14b, but wire frame is arranged in assembly cavity 14b and the internal circuit of wire frame and electric energy meter
It is connected, then terminal screw passes through the first aperture 10b and is threadedly coupled with wire frame, and external wire 9 then passes through the second aperture 11b and connects
Wire frame is connected.Therefore, electric energy meter of the invention, the structure of terminal base 1a electric energy meter to be compatible with plug-in type to fix and connect
Line and traditional by way of wire frame wiring, user can select according to different operating conditions, therefore of the invention
The versatility of electric energy meter is stronger.
Preferably, as shown in figure 8, the body openings are the multiple jack 12a being arranged on housing body 1a, jack
12a is arranged in a one-to-one correspondence with assembly cavity opening 140b, and the male connector plate 41a of grafting male connector 4a sequentially passes through jack 12a, assembly cavity
The 140b and grafting female 3a that is open is mating.
Preferably, as shown in figure 3, electric energy meter of the invention further includes the connection box of electric energy meter plate 3d of L-shaped structure, electric energy meter
Terminal plate 3d includes the connected terminal plate test section 30d of bending and terminal plate interconnecting piece 31d, terminal plate interconnecting piece 31d and grafting
Female 3a is fixedly connected, and terminal plate test section 30d is arranged between grafting female 3a and the second aperture 11b.It is needing to detect this
When the electric energy meter of invention, it is only necessary to the probe that will test device protrudes into the second aperture 11b, and resists terminal plate test section 30d,
Electric energy meter can be detected, it is easy to operate, it is high-efficient.
It should be pointed out that the internal circuit of grafting female 3a and electric energy meter can be connected to by the connection box of electric energy meter plate 3d
Together, internal circuit includes the original parts such as mutual inductor, relay.
Preferably, as in Figure 2-4, the grafting female 3a includes female connecting plate 30a and two female clamping sections
31a, two female clamping section 31a are oppositely arranged and are connected respectively with female connecting plate 30a bending；The female clamping section 31a
Including female outer arm 311a, female transition plates 312a and female inner arm 313a, female one end outer arm 311a and female connecting plate 30a
Bending is connected, and the other end is connected with female transition plates 312a one end bending, the female transition plates 312a other end and female inner arm
The bending of the one end 313a is connected；Two female outer arm 311a of the grafting female 3a are oppositely arranged, two female inner arm 313a phases
To setting and it is located between two female outer arm 311a.Further, female connecting hole is equipped in the middle part of the female connecting plate 30a
300a, the first screw 3b are connected by the first aperture 10b with female connecting hole 300a, by female connecting plate 30a and assembly roof
141b is fixed together.
Preferably, as shown in Figures 4 and 5, the junction of the female transition plates 312a and female inner arm 313a is the first company
Socket part, two first connecting portions of grafting female 3a contacted in a manner of line contact it is connected, extremely from the free end female inner arm 313a
First connecting portion, the distance between two female inner arm 313a are gradually reduced, female transition plates 312a connection female inner arm 313a
One end be higher than female transition plates 312a connection female outer arm 311a one end, two female transition plates 312a of grafting female 3a
Between formed convenient for grafting male connector 4a insertion socket 32a.Further, as shown in Figures 4 and 5, the two of the grafting female 3a
Gap, the thickness of the male connector plate 41a of the width less than grafting male connector 4a in gap are set between the free end of a female inner arm 313a
Degree.
Specifically, being an optimum embodiment of female 3a of the invention as shown in Figure 2-5.
The grafting female 3a includes on female connecting plate 30a and two female clamping section 31a, female connecting plate 30a
Equipped with female connecting hole 300a, two female clamping section 31a be oppositely arranged and respectively with the both ends right angle phase of female connecting plate 30a
Even；The female clamping section 31a includes female outer arm 311a, female transition plates 312a and female inner arm 313a, female outer arm
The upper end 311a is connected with the end right angle of female connecting plate 30a, and lower end is connected with the lower end bending of female transition plates 312a, female
The angle of outer arm 311a and female transition plates 312a is α, and 90 ° of α <, the upper end of female transition plates 312a is with female inner arm 313a's
Lower end bending is connected, and the angle between female transition plates 312a and female inner arm 313a is β, and 90 ° of β >, female transition plates 312a
Junction with female inner arm 313a is first connecting portion, and two first connecting portions of grafting female 3a are connect in a manner of line contact
Touching is connected, i.e., so that the lower end of two female inner arm 313a contacted in such a way that line contacts it is connected, two female inner arm 313a's
Certain angle is opened in upper end, forms gap, the public affairs of the width < grafting male connector 4a in gap in the upper end of two female inner arm 313a
The upper end of the thickness of head plate 41a, two female transition plates 312a contacts connected, two female transition platess in a manner of line contact
Certain angle is opened in the lower end of 312a, makes two female transition plates 312a integral into ridge-shaped structure, in two female transition platess
The socket 32a convenient for grafting male connector 4a insertion is formed between 312a.
Grafting female 3a of the invention has following technical effect that the socket 32a inserts convenient for the male connector of grafting male connector 4a
Plate 41a is inserted between two female inner arm 313a of grafting female 3a, convenient for the assembly of grafting female 3a and grafting male connector 4a；Two
Contacted in a manner of line contact by the lower end 313a in a female connected, between the upper end of two female inner arm 313a gap
Width is less than the thickness of male connector plate 41a, when male connector plate 41a is inserted between two female inner arm 313a, can force female
Elastic deformation occurs for outer arm 311a, makes the relative position of two female inner arm 313a that adaptive change occur, to make two mothers
Head inner arm 313a and male connector plate 41a is substantially parallel, to increase the contact surface of female inner arm 313a Yu male connector plate 41a
Product is conducive to the contact resistance for reducing female inner arm 313a and male connector plate 41a, to reduce electric current resistance.
As shown in Fig. 2,3,6, electric energy meter of the invention further includes clamping element 3c, and clamping element 3c includes two and is oppositely arranged
Two clamp arm 30c of clamp arm 30c, clamping element 3c are separately positioned on the two sides of two female inner arm 313a of grafting female 3a, folder
Arm 30c and the upper end of female inner arm 313a are arranged in parallel, and clamp two female inner arm 313a.The clamping element 3c is conducive into one
Step improves the contact force between the male connector plate 41a of the female inner arm 313a and grafting male connector 4a of grafting female 3a, further mentions
Contact area between high female inner arm 313a and male connector plate 41a is inserted to further decrease female inner arm 313a with male connector
Contact resistance between plate 41a, to reduce electric current resistance.
Preferably, as shown in fig. 6, the clamping element 3c is U-shaped structure, each clamp arm 30c of clamping element 3c is U-shaped
Structure, two the second clamp arm 301c setting including the first clamp arm 300c and the second clamp arm 301c, clamping element 3c that are oppositely arranged
In the same side of clamping element 3c.The clamp arm 30c is U-shaped structure, further increases the elasticity and fatigue durability of clamping element 3c.
Preferably, as shown in fig. 6, the clamping element 3c is made of bar shaped elastic material, there is arc in bar shaped elastic material side
Shape face and plane composition, particularly, the cross section of bar shaped elastic material is substantially in D character form structure.Further, the bar shaped bullet
Property material be metal material, clamping element 3c forms by bar shaped elastic material bending.
As shown in fig. 6, being a preferred embodiment of clamping element 3c of the present invention.
The clamping element 3c is formed by metal bar shaped elastic material bending, and the cross section of metal bar shaped elastic material is D word
Shape structure, clamping element 3c are U-shaped structure comprising two clamp arm 30c, each clamp arm 30c being oppositely arranged are U-shaped knot
Structure, including the first clamp arm 300c and the second clamp arm 301c being oppositely arranged, two the first clamp arm 300c bending phases of clamping element 3
Even, the same side of clamping element 3 is arranged in two the second clamp arm 301c, and the plane of two the first clamp arm 300c is oppositely arranged, and two
The plane of second clamp arm 301c is oppositely arranged, when clamping element 3c clamps the female inner arm 313a of grafting female 3a, the first clamp arm
The plane of 300c and the second clamp arm 301c are connected with the outside face contact of female inner arm 313.
As shown in Figure 1-3, being a kind of embodiment of electric energy meter casing 1 of the present invention.
The electric energy meter casing 1 includes housing body 1a and terminal base 1b, and the one of housing body 1a is arranged in terminal base 1b
End；The one end the housing body 1a is equipped with terminal base fitting groove 10a, and the bottom wall of terminal base fitting groove 10a is equipped with body openings,
It is equipped with outer limiting slot 113a on the side wall at the both ends terminal base fitting groove 10a, each side outer limiting slot 113a is equipped with wild card
Platform 110a；The both ends of the terminal base 1b are equipped with interior limited post 13b and interior limiting slot 133b, and interior limited post 13b includes opposite
Limited post 131b mono- is arranged in first in limited post 132b in limited post 131b and second in first be arranged, interior limiting slot 133b
Side is equipped with interior chuck 130b in the middle part of interior limiting slot 133b, and limited post 132b is respectively and outside in limited post 131b and second in first
The both ends of limiting slot 113a limit cooperation, limit the relative translation between terminal base 1b and housing body 1a, and outer chuck 110a is inserted
It sets to limit in interior limiting slot 133b with interior chuck 130b and cooperate, limitation terminal base 1b is pulled out terminal base fitting groove 10a.This hair
Bright electric energy meter casing 1, the assembling structure between housing body 1a and terminal base 1b is simple, and guarantees therebetween reliable
Cooperation, the relative movement between comprehensive housing body 1a and terminal base 1b.
Preferably, the upper end of the outer chuck 110a is equipped with lead-in chamfered, convenient for interior chuck 130b's and outer chuck 110a
Cooperation.
As shown in figure 8, being a preferred embodiment of inventive shell main body 1a.
As shown in figure 8, the housing body 1a is box like structure, lower end is equipped with terminal base fitting groove 10a, terminal base dress
Outer limiting slot 113a is equipped on the left end side wall and right end sidewalls of slot allocation 10a, limiting slot 113a is from terminal base fitting groove 10a's
Bottom extends to top, and the left end side wall of terminal base fitting groove 10a is equipped with outer chuck 110a, and outer chuck 110a is located at outer limit
The upside of slot 110a, sets that there are four jack 12a, four jack 12a to be spaced each other and set on the bottom wall of terminal base fitting groove 10a side by side
It sets.The bottom wall of the terminal base fitting groove 10a can block the assembly cavity opening 140b of terminal base 1a, be conducive to further increase
Insulating properties between each phase of electric energy meter protects grafting female 3a, and the male connector plugboard 41a of grafting male connector 4a passes through jack
12a and grafting female 3a are mating, are conducive to improve the strong of electric energy meter and the assembling structure of the electricity box bottom plate 2 of electric energy meter electricity box
Degree is further ensured that the reliability and stability of electric energy meter assembly.
It as shown in Figures 2 and 3, is a preferred implementation of terminal base 1b of the present invention.
As shown in Fig. 2, the lower part the terminal base 1b is set side by side there are four assembly cavity 14b, it is equipped between adjacent assembly cavity 14b
Insulative sidewall 143b, the upper end assembly cavity 14b are equipped with assembly roof 141b, and assembly roof 141b is equipped with the first aperture 10b, assembly
The lower end chamber 14b is equipped with assembly cavity opening 140b；As shown in figure 3, the assembly cavity 14b includes the first side wall 142b, the first side wall
142b is located between assembly roof 141b and assembly cavity opening 140b and is located at the front side of terminal base 1b, sets on the first side wall 142b
There is the second aperture 11b；Interior limited post 13b and interior limiting slot are equipped on the left end side wall and right end sidewalls of the assembly cavity 14b
133b, interior limited post 13b include limited post 132b, interior limiting slot in limited post 131b and second in the first of parallel interval setting
The rear side of limited post 131b in first is arranged in 133b, and interior chuck 130b, limited post in first are equipped in the middle part of interior limiting slot 133b
131b, limited post 132b and interior limiting slot 133b extends to top side from the bottom side of terminal base 1b in second.
Preferably, as shown in Figures 2 and 3, it is equipped with auxiliary terminal assembling structure 12b on the upside of the assembly cavity 14b, assists terminal
Auxiliary terminal pilot hole 120b is equipped in the middle part of assembling structure 12b, the setting of auxiliary terminal 12 is in auxiliary terminal pilot hole 120b.Into
One step, as shown in Figures 2 and 3, an auxiliary terminal assembling structure 12b is equipped between two assembly cavity 14b in left side, right side
An auxiliary terminal assembling structure 12b is equipped between two assembly cavity 14b.
As shown in Fig. 1,2,9, invention additionally discloses a kind of electric energy meter electricity box comprising is arranged in more in electric energy meter electricity box
A grafting male connector 4a, each grafting male connector 4a with a grafting female of electric energy meter described in claim 1-12 any one
3a is mating, and grafting male connector 4a is connected with external wire 9.
As shown in figure 9, the electric energy meter case includes electricity box bottom plate 2, grafting male connector 4a includes that the connected male connector of bending connects
Fishplate bar 40a and male connector plate 41a, male connector connecting plate 40a are equipped with male connector connecting hole 400a, male connector connecting plate 40a and electricity box bottom
Plate 2 is fixedly connected, and male connector plate 41a and grafting female 3a are mating；The electricity box bottom plate 2 includes bottom plate assembly bench 20 and more
A bottom plate insulating barrier 21, bottom plate assembly bench 20 are provided projectingly in the side of electricity box bottom plate 2, and the second screw 4b is connected across male connector
Hole 400a is connected with bottom plate assembly bench 20, and male connector connecting plate 40a and bottom plate assembly bench 20 are fixed together, and external wire 9 is logical
It crosses the second screw 4 to be connected with male connector connecting plate 40a, multiple Jie settings in parallel of bottom plate insulating barriers 21 are public by adjacent grafting
Head 4a is separated.
Electric energy meter electricity box of the invention comprising the grafting female of grafting male connector, grafting male connector and electric energy meter is mating,
Grafting male connector is connected with external wire, realizes the Fast Installation and wiring of electric energy meter.
It should be pointed out that electric energy meter of the invention and being only limitted to assembly grafting female 3a, electric energy meter electricity box are also not only limited
In assembly grafting male connector 4a, it is also possible in the assembly cavity 14b for the terminal base 1b that electric energy meter is arranged in grafting male connector 4a, grafting is public
The assembly roof of the male connector connecting plate 41a and assembly cavity 14b of head 4a are connect, and the bottom of electricity box bottom plate 2 is arranged in grafting female 3a
On plate assembly bench 20, grafting female 3a is fixed on bottom plate assembly bench 20 by the second screw 4a by female connecting plate 30a.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (10)
1. a kind of electric energy meter comprising electric energy meter casing (1)；It is characterized by: the electric energy meter casing (1) includes housing body
(1a) and terminal base (1b)；In one end of housing body (1a), terminal base (1b) includes that setting exists for terminal base (1b) setting
Multiple assembly cavities (14b) thereon, each assembly cavity (14b) include the assembly roof (141b) equipped with the first aperture (10b)
It is open (140b) with assembly cavity, assembles roof (141b) and fitting opening (140b) is separately positioned on the upper and lower of assembly cavity (14b)
Both ends, each assembly cavity (14b) is interior to be equipped with the grafting female (3a) being connected with the internal circuit of electric energy meter, grafting female (3a)
It is fixedly connected with assembly roof (141b)；The housing body (1a) includes the main body being correspondingly arranged with assembly cavity opening (140b)
Opening.
2. electric energy meter according to claim 1, it is characterised in that:
The assembly cavity (14b) further includes the first side wall (142b) equipped with the second aperture (11b), the first side wall (142b) setting
Between assembly roof (141b) and assembly cavity opening (140b)；
It further include the connection box of electric energy meter plate (3d) of L-shaped structure, connection box of electric energy meter plate (3d) includes the connected terminal plate inspection of bending
Survey portion (30d) and terminal plate interconnecting piece (31d), terminal plate interconnecting piece (31d) are fixedly connected with grafting female (3a), terminal plate inspection
Survey portion (30d) is arranged between grafting female (3a) and the second aperture (11b).
3. electric energy meter according to claim 1, it is characterised in that: the grafting female (3a) is used for and is fixed on electric energy meter
Grafting male connector (4a) in electricity box is mating, and that realizes electric energy meter fixes and connect electricity.
4. electric energy meter according to claim 1, it is characterised in that: the grafting female (3a) includes female connecting plate
(30a) and two female clamping sections (31a), two female clamping sections (31a) be oppositely arranged and respectively with female connecting plate
(30a) bending is connected；The female clamping section (31a) includes in female outer arm (311a), female transition plates (312a) and female
Arm (313a), female outer arm one end (311a) are connected with female connecting plate (30a) bending, the other end and female transition plates (312a)
One end bending is connected, and female transition plates (312a) other end is connected with female inner arm (313a) one end bending；The grafting female
Two female outer arms (311a) of (3a) are oppositely arranged, and two female inner arms (313a) are oppositely arranged and are located at two female outer arms
Between (311a).
5. electric energy meter according to claim 4, it is characterised in that: the female transition plates (312a) and female inner arm
The junction of (313a) is first connecting portion, from the female inner arm free end (313a) to first connecting portion, two female inner arms
The distance between (313a) is gradually reduced, and one end that female transition plates (312a) connects female inner arm (313a) is higher than female transition
Plate (312a) connects the one end of female outer arm (311a), is formed just between two female transition platess (312a) of grafting female (3a)
In the socket (32a) of grafting male connector (4a) insertion.
6. electric energy meter according to claim 5, it is characterised in that: the grafting male connector (4a) includes male connector plate (41a),
Gap is set between the free end of two female inner arms (313a) of grafting female (3a), and the width in gap is less than male connector plate
The thickness of (41a).
7. electric energy meter according to claim 4, it is characterised in that: be equipped with female in the middle part of the female connecting plate (30a) and connect
It connects hole (300a), the upper end of female outer arm (311a) is connected with the right angle female connecting plate (30a), lower end and female transition plates
The lower end bending of (312a) is connected, and the angle between female outer arm (311a) and female transition plates (312a) is α, 90 ° of α <, female
The upper end of head transition plates (312a) is connected with the lower end bending of female inner arm (313a), female transition plates (312a) and female inner arm
Angle between (313a) is β, 90 ° of β >.
8. electric energy meter according to claim 4, it is characterised in that: further include clamping element (3c), clamping element (3c) includes two
A clamp arm (30c) being oppositely arranged, two clamp arm (30c) of clamping element (3c) are separately positioned on two mothers of grafting female (3a)
The two sides of head inner arm (313a), clamp arm (30c) and the upper end of female inner arm (313a) are arranged in parallel, and clamp two female inner arms
(313a)。
The clamp arm (30c) is U-shaped structure, including the first clamp arm (300c) and the second clamp arm (301c) being oppositely arranged.
The interval setting insulated from each other of the adjacent assembly cavity (14b), the first screw (3b) pass through the first aperture (10b) for female
Female connecting plate (30c), the connection box of electric energy meter plate (3d) of (3c) link together with assembly side wall (141b).
When setting wire frame replaces grafting female (3a) in the assembly cavity (14b), terminal screw pass through the first aperture (10b) with
Wire frame is threadedly coupled, and external wire (9) passes through the second aperture (11b) and is connected with wire frame.
Described housing body one end (1a) is equipped with terminal base fitting groove (10a), and the bottom wall of terminal base fitting groove (10a) is equipped with master
Body is open, and is equipped with outer limiting slot (113a) on the side wall at the both ends terminal base fitting groove (10a), each outer limiting slot (113a) one
Side is equipped with outer chuck (110a)；The both ends of the terminal base (1b) are equipped with interior limited post (13b) and interior limiting slot (133b),
Interior limited post (13b) includes limited post (132b), interior limiting slot in limited post in first be oppositely arranged (131b) and second
The side limited post (131b) is arranged in first in (133b), interior chuck (130b) is equipped in the middle part of interior limiting slot (133b), in first
Limited post (132b) limits with the both ends of outer limiting slot (113a) cooperate respectively in limited post (131b) and second, limits terminal base
Relative translation between (1b) and housing body (1a), outer chuck (110a) are plugged in interior limiting slot (133b) and interior chuck
(130b) limit cooperation, limitation terminal base (1b) are pulled out terminal base fitting groove (10a).
9. a kind of electric energy meter electricity box, it is characterised in that: it includes the multiple grafting male connectors (4a) being arranged in electric energy meter electricity box, is inserted
It connects male connector (4a) and the grafting female (3a) of electric energy meter described in claim 1-12 any one is mating, grafting male connector
(4a) is connected with external wire (9).
10. electric energy meter electricity box according to claim 13, it is characterised in that: the electric energy meter case includes electricity box bottom plate
(2), grafting male connector (4a) includes the connected male connector connecting plate (40a) and male connector plate (41a) of bending, male connector connecting plate (40a)
Be equipped with male connector connecting hole (400a), male connector connecting plate (40a) is fixedly connected with electricity box bottom plate (2), male connector plate (41a) with it is slotting
It is mating to connect female (3a)；The electricity box bottom plate (2) includes bottom plate assembly bench (20) and multiple bottom plate insulating barriers (21), bottom
Plate assembly bench (20) is provided projectingly in the side of electricity box bottom plate (2), and the second screw 4b passes through male connector connecting hole (400a) and bottom plate
Assembly bench (20) is connected, and male connector connecting plate (40a) and bottom plate assembly bench (20) are fixed together, and external wire (9) passes through the
Two screws (4b) are connected with male connector connecting plate (40a), multiple bottom plate insulating barrier (21) parallel interval settings, by adjacent grafting
Male connector (4a) separates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910286141.7A CN109917164A (en) | 2019-04-10 | 2019-04-10 | Electric energy meter and electric energy meter electricity box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910286141.7A CN109917164A (en) | 2019-04-10 | 2019-04-10 | Electric energy meter and electric energy meter electricity box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109917164A true CN109917164A (en) | 2019-06-21 |
Family
ID=66969331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910286141.7A Pending CN109917164A (en) | 2019-04-10 | 2019-04-10 | Electric energy meter and electric energy meter electricity box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109917164A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111308141A (en) * | 2020-03-18 | 2020-06-19 | 深圳市锦凌电子有限公司 | Terminal is strengthened to O type that smart electric meter connector used |
| CN115902558A (en) * | 2023-02-15 | 2023-04-04 | 江苏盛德电子仪表有限公司 | Withstand voltage testing device for electric energy meter |
| CN117269570A (en) * | 2023-09-14 | 2023-12-22 | 南京国电南思科技发展股份有限公司 | Electric energy meter with connector structure |
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