CN109001506B - Electric energy metering joint junction box - Google Patents
Electric energy metering joint junction box Download PDFInfo
- Publication number
- CN109001506B CN109001506B CN201810426640.7A CN201810426640A CN109001506B CN 109001506 B CN109001506 B CN 109001506B CN 201810426640 A CN201810426640 A CN 201810426640A CN 109001506 B CN109001506 B CN 109001506B
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- Prior art keywords
- side wall
- clamping
- limiting
- module
- parts
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- 238000005192 partition Methods 0.000 claims description 11
- 238000005259 measurement Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Connection Or Junction Boxes (AREA)
Abstract
The invention discloses an electric energy metering combined junction box, which comprises a box body, wherein the box body is detachably connected and combined by a plurality of modules, the modules comprise a shell, the shell comprises a first side wall, a second side wall, a third side wall and a fourth side wall, the third side wall and the fourth side wall are positioned on two sides of the first side wall and the second side wall and are perpendicular to the first side wall and the second side wall, clamping parts are symmetrically arranged on the first side wall, clamping grooves which correspond to the clamping parts and are used for receiving the clamping parts are arranged on the second side wall, and two raised limiting parts are respectively arranged on the side edges corresponding to two ends of the clamping parts on the first side wall; on the second side wall, limit clamping grooves corresponding to the limit parts are respectively arranged on the side edges corresponding to the two ends of the clamping grooves; the clamping part is inserted into the clamping groove of another module, the two limiting parts are clamped into the limiting clamping groove corresponding to the other module, the first side wall is attached to the second side wall, the first side wall and the second side wall are connected, and the module is spliced and assembled only according to the requirements of customers by adopting the structure, so that the efficiency is high, and the enterprise pressure is reduced.
Description
Technical Field
The invention belongs to a junction box, and particularly relates to an electric energy metering combined junction box.
Background
The secondary line led out by the transformer is connected in series and parallel through the terminals of the wiring end of the electric energy metering combined junction box and then connected to the wiring terminal of the electric energy meter, and the electric energy metering combined junction box is suitable for single-phase illumination and three-phase active and reactive electric energy metering combined wiring of various voltage levels.
According to the electric energy metering combined junction box, the electric energy metering combined junction box is widely cited in an electric power system, but meanwhile, in order to adapt to various application scenes, the specification and the model of the electric energy metering combined junction box are quite complicated, the change of the box body is the most direct result, the existing junction box body is of an integral structure, so that enterprises are required to produce different box bodies for producing different electric energy metering combined junction boxes, the production of the box bodies is mainly dependent on the molding of the mold because the box bodies are mainly made of insulating materials such as plastics or bakelite, and the enterprises are required to develop and prepare various molds to meet the requirements of different customers on the electric energy metering combined junction box, so that the enterprises can pile up a large number of molds to increase the operation burden of the enterprises; in addition, there are problems that the enterprise needs to re-develop a new mold according to the requirements of clients, and a long mold opening time is still required from the development and debugging of the mold to the final production, which results in poor mobility of the enterprise, reduced competitiveness of the enterprise, and the like.
Disclosure of Invention
The invention aims to provide an electric energy metering combined junction box which adopts a modularized design and aims to solve the problems that an existing junction box body is of an integral structure, and an enterprise re-opens a die to increase production cost, prolong production period and the like.
In order to solve the technical problems, the aim of the invention is realized as follows:
the utility model provides an electric energy measurement joint junction box, includes the box body, a plurality of through wires holes have been seted up to the box body, install necessary voltage spliced pole, electric current spliced pole and binding post in the box body, binding post's position with the position of through wires hole is corresponding, its characterized in that: the box body is formed by combining a set number of modules, the modules are detachably connected, and the modules comprise a current module and a voltage module;
each module comprises a shell, wherein the shell comprises a first side wall, a second side wall, a third side wall and a fourth side wall, the third side wall and the fourth side wall are positioned on the left side and the right side of the first side wall and the second side wall and are perpendicular to the first side wall and the second side wall, clamping parts are symmetrically arranged on the first side wall, clamping grooves corresponding to the clamping parts and used for receiving the clamping parts are formed in the second side wall, and two raised limiting parts are respectively arranged on the side edges corresponding to the two ends of the clamping parts on the first side wall; the side edges corresponding to the two ends of the clamping groove are respectively provided with a limiting clamping groove corresponding to the limiting part on the second side wall; the clamping parts are inserted into the clamping grooves of the other module, the two limiting parts are clamped into the limiting clamping grooves corresponding to the other module, the first side wall is attached to the second side wall, and the two limiting parts are connected;
the end connection module is divided into a first end connection module and a second end connection module, the first end connection module is provided with a clamping part and a limiting part which are identical to those of the first side wall, and the second end connection module is provided with a clamping groove and a limiting clamping groove which are identical to those of the second side wall.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the two clamping parts are respectively positioned at the left side wall and the right side wall and protrude out of the outer surface of the first side wall, each clamping part comprises a clamping body and a clamping port, the two clamping ports of the two clamping parts are opposite to each other, each clamping groove comprises a clamping groove body and a clamping groove, the opening of each clamping groove faces to the third side wall and the fourth side wall respectively, after the clamping, the clamping bodies are clamped in the clamping grooves, and the clamping groove bodies are clamped in the clamping ports.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the height of the limiting part is slightly smaller than the opening width of the clamping connector, the limiting part is clamped in the limiting clamping groove, the shells of the two clamping parts are further limited and fixed, the limiting part is arranged at two ends of the clamping part, then the limiting part can raise one side of the shell in the process of inserting the clamping part into the clamping groove, and the slightly lower limiting part can prevent the raised height from being too high, so that the inclination angle of the shell is ensured to not influence the smooth insertion of the clamping part into the clamping groove, and the insertion of the clamping part is avoided.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the shell is internally provided with a horizontal partition board, the inner cavity of the shell is divided into an upper accommodating cavity and a lower accommodating cavity by the horizontal partition board, the inner cavity is divided into an upper accommodating cavity and a lower accommodating cavity, the components and parts which are respectively arranged in the two cavities are prevented from being affected by mutual interference, the upper components and the lower components and parts are required to be fixed, and the horizontal partition board is more convenient for fixing the upper components and the lower components and parts.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the threading hole is formed in the third side wall and the fourth side wall, the threading hole is communicated with the lower accommodating cavity, the wiring terminal is installed in the lower accommodating cavity, the wiring hole of the wiring terminal is arranged corresponding to the threading hole, and therefore an external connecting wire can directly enter the wiring hole of the wiring terminal after being inserted into the threading hole, and rapid wiring is facilitated.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the first end connection module and the second end connection module are provided with at least one bolt hole, and the bolt hole is used for penetrating a bolt or a screw, so that the junction box is fixed.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: a plurality of through holes are formed in the horizontal partition plate, wiring terminals are arranged in the lower accommodating cavity, screws of the wiring terminals are exposed to the through holes, wiring or dismounting can be carried out by screwing the screws from the accommodating cavity, and in addition, voltage inserting columns or current inserting columns arranged in the upper accommodating cavity are connected with the wiring terminals in the lower accommodating cavity through the through holes.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the shell is integrally formed, the integrated forming size precision is high, the surface smoothness of the shell is high, and the quality is stable.
Compared with the prior art, the invention has the following outstanding and beneficial technical effects: the utility model provides an electric energy measurement joint terminal box adopts modular design, sets up joint portion and joint groove on the module, still sets up spacing portion and spacing draw-in groove simultaneously, then in production process, only need splice equipment current module and voltage module according to customer's requirement, and it has following advantage:
1. the modularized design divides the whole junction box into a plurality of single modules, and the whole junction box has more internal structure, so that the development difficulty of the die is increased, the development period is prolonged, the single modules are small in size and few in structure, and the die opening period and the die investment are well shortened.
2. Because the terminal box specification is more, after the modularization, only need splice the equipment according to the customer demand, avoid the production terminal box of many specifications, and lead to the problem of certain terminal box backlog.
3. Enterprises only need to produce a plurality of fixed modules, and after receiving orders, the modules are directly spliced and assembled selectively, so that the response and the production can be fast, and the production cycle is prevented from being increased by restarting the mould.
4. The quality of the junction box designed by the module is more stable.
Drawings
FIG. 1 is a front elevational view of the overall structure of the present invention;
FIG. 2 is a bottom view of the overall architecture of the present invention;
FIG. 3 is a perspective view of the overall structure of the present invention;
FIG. 4 is another angular perspective view of the overall structure of the present invention;
FIG. 5 is a front view of a current or voltage module configuration;
FIG. 6 is a front view of a current or voltage module configuration;
FIG. 7 is a rear view of a current or voltage module configuration;
FIG. 8 is a right side view of a current or voltage module configuration;
FIG. 9 is a cross-sectional view of a current or voltage module AA;
FIG. 10 is a perspective view of a current or voltage module configuration;
FIG. 11 is another angular perspective view of a current or voltage module configuration;
FIG. 12 is a front view of a two current or voltage module configuration assembly;
FIG. 13 is an assembled perspective view of a two current or voltage module configuration;
FIG. 14 is another angular perspective view of the current or voltage module configuration assembled;
FIG. 15 is a front view of a second end connection module configuration;
FIG. 16 is a perspective view of a second end connection module configuration;
FIG. 17 is a front view of a first end connection module configuration;
FIG. 18 is a perspective view of a first end connection module configuration;
fig. 19 is a schematic diagram of a cover plate structure.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the drawings in the embodiments,
the utility model provides an electric energy measurement joint junction box, includes the box body, a plurality of through wires holes have been seted up to the box body, install necessary voltage spliced pole, electric current spliced pole and binding post in the box body, binding post's position with the position of through wires hole corresponds, and it is to be noted here that necessary voltage spliced pole, electric current spliced pole and binding post are according to single-phase illumination and the three-phase active, reactive electric energy measurement joint wiring of various voltage class carries out corresponding dress of selecting, belongs to prior art.
The box body is formed by combining a set number of modules, the modules are detachably connected, the module 10 comprises a current module, a voltage module, and a first end module 20 and a second end module 30 at two ends, the difference between the current module and the voltage module is only the arrangement of an internal circuit, and the connection structures of the shells of the current module and the voltage module are the same, so that the module 10 is generally referred to herein as an example for describing a specific connection structure;
each module comprises a shell, the shell comprises a first side wall 101, a second side wall 102, a third side wall 103 and a fourth side wall 104 which are positioned on the left side and the right side of the first side wall 101 and the second side wall 102 and are perpendicular to the first side wall 101 and the second side wall 102, clamping parts 11 are symmetrically arranged on the first side wall 101, clamping grooves 12 which are corresponding to the clamping parts 11 and are used for receiving the clamping parts 11 are arranged on the second side wall 102, and two raised first limiting parts 13 and two raised second limiting parts 14 are respectively arranged on the side edges corresponding to the two ends of the clamping parts 11 on the first side wall 101; a first limit clamping groove 15 and a second limit clamping groove 16 corresponding to the first limit part 13 and the second limit part 14 respectively are respectively arranged on the side edges corresponding to the two ends of the clamping groove 12 on the second side wall 102; the clamping part 11 is inserted into the clamping groove 12 of the other module 10, the two limiting parts 11 are clamped into the corresponding limiting clamping grooves 12 of the other module 10, and the first side wall 101 and the second side wall 102 are attached to each other to connect the two.
Specifically, the two clamping portions 11 are respectively located at the left and right sides of the first side wall 101 and protrude from the first side wall 101, the clamping portions 11 include a clamping body 112 and a clamping interface 111, the clamping interfaces 111 of the two clamping portions 11 are opposite to each other, the clamping groove 12 includes a clamping groove body 122 and a clamping groove 121, openings of the clamping groove 121 of the two clamping grooves 12 are respectively exposed from the third side wall 103 and the fourth side wall 104, after being clamped, the clamping body 112 is clamped in the clamping groove 121, and the clamping groove body 122 is clamped in the clamping interface 121.
After the two modules are assembled, the degrees of freedom of the connecting part of the two modules in the up, down, left and right directions, the degrees of freedom of the overturning directions and the like are all restrained, so that reliable connection is realized.
Preferably, the height of the first limiting portion 13 and the second limiting portion 14 is slightly smaller than the opening width of the card interface 111.
After such assembly, the joint of the two modules has four degrees of freedom in the up, down, left and right directions, and.
Preferably, the second limiting portion 14 is two short protrusions, and the second limiting slot 16 is two short slots corresponding to the second limiting portion 14.
The end connection modules are divided into a first end connection module 20 and a second end connection module 30, wherein the first end connection module 20 comprises a first end connection module first side wall 201, a first end connection module second side wall 202, a first end connection module third side wall 203 and a first end connection module fourth side wall 204, and the first end connection module first side wall 201 is provided with an end clamping part 23 and a first end limiting part 24 and a second end limiting part 25 which have the same structure and position as the clamping part 11 and the first limiting part 13 and the second limiting part 14 on the first side wall 101;
the second end connection module 30 includes a second end connection module 30 including a second end connection module first side wall 301, a second end connection module second side wall 302, a second end connection module third side wall 303, and a first end connection module fourth side wall 304, and the second end connection module second side wall 302 includes an end clamping groove 33, a first end limiting clamping groove 34, and a second limiting clamping groove 35, which are identical in structure and position to the clamping groove 12, the first limiting clamping groove 15, and the second limiting clamping groove 16 on the second side wall 102.
Preferably, the first end connection module second side wall 202 and the second end connection module first side wall 301 are flat or arc-shaped.
Further, the first end connection body 26 and the second end connection body 36 of the first end connection module 20 and the second end connection module 30 are respectively provided with two first bolt holes 22 and two second bolt holes 32.
Further, a horizontal partition plate 19 is arranged in the shell, the horizontal partition plate 19 divides the inner cavity of the shell into an upper accommodating cavity 105 and a lower accommodating cavity 106, and the upper accommodating cavity and the lower accommodating cavity are respectively provided with different electric components according to requirements.
The threading hole is divided into a first threading hole 181 and a second threading hole 182, which are communicated with the lower accommodating cavity 106, and the first threading hole 181 and the second threading hole 182 are respectively formed in the third side wall 103 and the fourth side wall 104, and the wiring holes of the wiring terminal (not shown in the figure) are respectively arranged corresponding to the first threading hole 181 and the second threading hole 182.
The horizontal partition plate 19 is provided with a plurality of through holes 192, the lower accommodating cavity 106 is internally provided with reinforcing rib plates 191, and the reinforcing rib plates 191 are connected with the horizontal partition plate 19, the first side wall 101 and the second side wall 102.
Further, the third side wall 103 and the fourth side wall 104 continue to extend to the bottom to form two limiting side plates 17 higher than the first side wall 101 and the second side wall 102, the bottom sides of the first end connecting module 20 and the second end connecting module 30 extend downwards to form a first end limiting side plate 21 and a second end limiting plate 31, and when the current voltage modules and the end connecting modules are assembled, the limiting side plates 17, the first end limiting side plate 21 and the second end limiting plate 31 can enclose the groove for receiving the bottom cover plate 40, so that the bottom cover plate 40 can be embedded into the enclosed groove.
Further, the current module, the voltage module and the end connection module are integrally formed by the shell, and the forming method is preferably injection molding.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (6)
1. The utility model provides an electric energy measurement joint junction box, includes the box body, a plurality of through wires holes have been seted up to the box body, install voltage inserted bar, electric current inserted bar and binding post in the box body, binding post's position with the position in through wires hole is corresponding, its characterized in that: the box body is formed by combining a set number of modules, the modules are detachably connected, and each module comprises a current module, a voltage module and an end connection module;
each of the current module and the voltage module comprises a shell, the shell comprises a first side wall, a second side wall, a third side wall and a fourth side wall, the third side wall and the fourth side wall are positioned on the left side and the right side of the first side wall and are perpendicular to the first side wall and the second side wall, clamping parts are symmetrically arranged on the first side wall, clamping grooves corresponding to the clamping parts and used for receiving the clamping parts are formed in the second side wall, and two raised limiting parts are respectively arranged on the side edges corresponding to the two ends of the clamping parts on the first side wall; the side edges corresponding to the two ends of the clamping groove are respectively provided with a limiting clamping groove corresponding to the limiting part on the second side wall; the clamping parts are inserted into the clamping grooves of the other module, the two limiting parts are clamped into the limiting clamping grooves corresponding to the other module, the first side wall is attached to the second side wall, and the two limiting parts are connected;
the end connection module is divided into a first end connection module and a second end connection module, the first end connection module is provided with a clamping part and a limiting part which are the same as those of the first side wall, and the second end connection module is provided with a clamping groove and a limiting clamping groove which are the same as those of the second side wall;
the two clamping parts are respectively positioned at the left side and the right side of the first side wall and protrude out of the outer surface of the first side wall, each clamping part comprises a clamping body and a clamping port, the clamping ports of the two clamping parts are opposite to each other, each clamping groove comprises a clamping groove body and a clamping groove, the clamping groove openings of the two clamping grooves respectively face to the third side wall and the fourth side wall, after the clamping, the clamping bodies are clamped in the clamping grooves, and the clamping groove bodies are clamped in the clamping ports;
the height of the limiting part is slightly smaller than the opening width of the card connector;
the third side wall and the fourth side wall continue to extend to the bottom to be higher than the two limiting side plates of the first side wall and the second side wall, the side edge of the bottom of the end connection module downwards extends to form an end limiting side plate, and the limiting side plate and the end limiting side plate enclose a groove for receiving the bottom cover plate.
2. An electrical energy metering junction box as claimed in claim 1, wherein: the shell is internally provided with a horizontal partition board, and the horizontal partition board divides the inner cavity of the shell into an upper accommodating cavity and a lower accommodating cavity.
3. An electrical energy metering junction box as claimed in claim 2, wherein: the threading hole is formed in the third side wall and the fourth side wall and communicated with the lower accommodating cavity.
4. An electrical energy metering junction box as claimed in claim 2, wherein: the horizontal partition plate is provided with a plurality of through holes.
5. An electrical energy metering junction box as claimed in claim 1, wherein: the first end connection module and the second end connection module are provided with at least one bolt hole.
6. An electrical energy metering junction box as claimed in claim 1, wherein: the shell is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426640.7A CN109001506B (en) | 2018-05-07 | 2018-05-07 | Electric energy metering joint junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426640.7A CN109001506B (en) | 2018-05-07 | 2018-05-07 | Electric energy metering joint junction box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109001506A CN109001506A (en) | 2018-12-14 |
| CN109001506B true CN109001506B (en) | 2024-02-20 |
Family
ID=64574157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810426640.7A Active CN109001506B (en) | 2018-05-07 | 2018-05-07 | Electric energy metering joint junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109001506B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117269570B (en) * | 2023-09-14 | 2024-03-22 | 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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2018
- 2018-05-07 CN CN201810426640.7A patent/CN109001506B/en active Active
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| CN109001506A (en) | 2018-12-14 |
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