CN215833468U - Three-phase modular back-inserted metering device - Google Patents
Three-phase modular back-inserted metering device Download PDFInfo
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- CN215833468U CN215833468U CN202121566123.3U CN202121566123U CN215833468U CN 215833468 U CN215833468 U CN 215833468U CN 202121566123 U CN202121566123 U CN 202121566123U CN 215833468 U CN215833468 U CN 215833468U
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Abstract
The utility model provides a three-phase modularized back-inserting type metering device, which relates to the technical field of metering boxes and comprises a distribution box and a bus box thereof, a plurality of metering boxes and a bus box thereof, wherein the distribution box is provided with one distribution box, and the metering boxes are connected and conducted with the bus box of the metering boxes through a back-inserting structure; the metering box and the distribution box can be detachably fixed and switched on through the opposite insertion structures on the respective bus boxes, and the metering box and the previous metering box can be detachably fixed and switched on through the opposite insertion structures on the respective bus boxes. The utility model realizes the standardization and the universality of products through modular design: the existing multi-meter-position meter box with various types is divided into a plurality of module combinations, so that the standardization of manufacturing and installation is realized, the multi-meter-position meter box can be manufactured and finished in a factory, and the installation efficiency of field workers is improved; is convenient for maintenance and replacement, and does not influence other users.
Description
Technical Field
The utility model relates to a three-phase modular back-inserted metering device, belonging to the technical field of metering boxes.
Background
The metering box is a necessary environment (condition) for the operation of the electric energy meter and guarantees the reliability and safety of electricity metering; the batch meters used in the current market are single-epitope (independent type, box group type) batch meters and multi-epitope batch meters, and have multiple specifications and poor mutual replaceability. Especially, the multi-position has the disadvantages of complex installation, low efficiency, high capital construction, operation management and maintenance cost, and accurate survey is required in advance during field installation. The difficulty of installing, replacing and maintaining the single-meter-position box body is high, the modularization degree is low, and the unfavorable metering work is standardized and refined.
The present application was made based on this.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned drawbacks of the prior art, a first object of the present invention is to provide a three-phase modular back-inserted metering device, which is fast to install, simple to maintain and replace, does not affect other users, and can replace single-epitope (stand-alone, box-type) and multi-epitope.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a three-phase modular back-inserted metering device comprises a distribution box and a bus box thereof, a plurality of metering boxes and a bus box thereof, wherein the distribution box is provided with one metering box, and the metering boxes are connected and conducted with the bus box of the metering boxes through a back-inserted structure; the metering box and the distribution box can be detachably fixed and switched on through the opposite insertion structures on the respective bus boxes, and the metering box and the previous metering box can be detachably fixed and switched on through the opposite insertion structures on the respective bus boxes.
The utility model provides a preferable scheme, wherein the opposite-inserting structure comprises a conductive plug-in arranged in a metering box bus box and extending out of the front end, a first insulating socket arranged at the rear end of the metering box bus box and used for socket connection of the conductive plug-in, and a second insulating socket arranged at the rear end of the metering box bus box and used for socket connection of the conductive plug-in.
The back-inserting structure comprises a bus box back-inserting main slot arranged at the back of the metering box, a male terminal connected with a three-phase four-wire branch line in the metering box, a male terminal support arranged on the bus box back-inserting main slot, a female terminal connected with a conductive plug-in a bus box of the metering box, and a female terminal support arranged on the bus box of the metering box and used for mounting the female terminal; the utility model discloses a meter box bus box, including bus box, male terminal support, female terminal support, meter box bus box, male terminal and female terminal, the meter box bus box is installed in bus box back of the body total groove of inserting, male terminal support can dismantle fixed cooperation with female terminal support, and male terminal connects the cooperation with female terminal to switch on.
The utility model provides a preferable scheme, wherein a conductive plug-in of a bus box of a metering box is fixedly connected and conducted with a three-phase conductive bus three-phase four-wire bus in the bus box of a distribution box through a detachable connecting node; the conductive plug-in unit of the bus box of the next metering box is fixedly connected and communicated with the conductive plug-in unit in the bus box of the previous metering box through a detachable connection node II; the detachable connection node I is detachably fixed on a conductive plug-in of a three-phase four-wire bus and a metering box bus box; the detachable connection node II comprises a conductive connection block, a conductive plug-in piece of the previous metering box bus box is detachably fixed with the front end of the connection block, and a conductive plug-in piece of the next metering box bus box is detachably fixed with the rear end of the connection block.
The utility model provides a preferable scheme, wherein an insulating plug-in is arranged at the bottom of the conductive plug-in, and the insulating plug-in comprises a bottom plate and a plurality of partition plates which are distributed on the bottom plate at intervals; the first insulating bellmouth comprises a first clapboard bellmouth positioned at the upper part of the distribution box bus box, a first bottom plate bellmouth positioned at the lower part of the distribution box bus box and a first conductive plug-in bellmouth positioned between the first clapboard bellmouth and the first bottom plate bellmouth; the second insulating socket comprises a second clapboard socket positioned at the upper part of the metering box bus box, a second bottom plate socket positioned at the lower part of the metering box bus box and a second conductive plug-in socket positioned between the second clapboard socket and the second bottom plate socket; the bottom plate is inserted into the corresponding bottom plate bellmouth I or the corresponding bottom plate bellmouth II, the partition plate is inserted into the corresponding partition plate bellmouth I or the partition plate bellmouth II, and the conductive plug-in is inserted into the corresponding conductive plug-in bellmouth I or the conductive plug-in bellmouth II; the conductive plug-in component is provided with four metal strips, and each metal strip is separated by a partition plate.
The utility model provides a preferable scheme, wherein the distribution box comprises a distribution box body, a reversible distribution box upper cover which is rotatably connected with the distribution box body, and a distribution box lower cover which is arranged at the rear side of the distribution box body; the distribution box upper cover and the distribution box body are fixedly locked through a distribution box lock; the metering box comprises a metering box body, a turnover metering box upper cover which is rotatably connected with the metering box body, and a metering box lower cover which is arranged at the rear side of the metering box body; the upper cover of the metering box is fixedly locked with the metering box body through a metering box lock.
The utility model provides a preferable scheme, wherein a transparent window positioned above an electric energy meter is arranged on an upper cover of a metering box; and an outlet switch sliding door positioned above the outlet circuit breaker is arranged on the upper cover of the metering box.
The utility model provides a preferable scheme, wherein an insulating baffle is arranged between each conducting wire in a three-phase four-wire bus at one position of the detachable connection node.
The utility model provides a preferred scheme, and an electricity larceny prevention insulating plate is arranged at the second detachable connecting node of the last metering box.
The utility model provides a preferable scheme, and the back-inserting structure further comprises a first positioning frame, a second positioning frame, a first positioning groove and a second positioning groove, wherein the first positioning frame is arranged at a detachable connection node second position on a bus box of a metering box, the second positioning frame is arranged at the periphery of the first positioning frame and a bus terminal support, the first positioning groove is arranged on a back-inserting main groove of the bus box and matched with the first positioning frame, and the second positioning groove is arranged on a back-inserting main groove of the bus box and matched with the second positioning frame.
Compared with the prior art, the utility model can realize the following technical effects:
(1) the utility model realizes the standardization and the universality of products through modular design: divide into the combination of a plurality of modules with present many kinds of many epitope table casees, realize the standardization of preparation, installation, each part of whole device all can accomplish at the mill preparation, improves on-the-spot workman installation effectiveness greatly, alleviates on-the-spot installation working strength, also promotes the convenience that the part exchanged.
(2) The utility model is convenient for maintenance and replacement through modular design, and does not affect other users: the batch meter damages can with the batch meter follow batch meter box bus box extract change can, can accomplish to change completely newly at once and go and not influence other users, consequently can resources are saved, raise the efficiency.
(3) According to the wiring system, wiring of the wiring harness is more regular through modular design and layout, potential safety risks such as wire contact and the like are effectively reduced, life safety of users and installation and maintenance personnel is guaranteed, batch production of wiring can be achieved, and production efficiency is improved.
(4) The metering device is flexible in site construction, can be provided with 1 household or a plurality of households according to the needs, can be subjected to on-site reservation, does not have the number of the conventional households with insufficient epitopes or the number of the households wasted by vacating the epitopes, and greatly saves resources.
(5) After the metering device is put into production and widely applied, the bidding varieties can be greatly reduced, and the problem of disorder caused by the simultaneous occurrence of multiple epitopes and single epitope in the prior art is avoided.
Drawings
FIG. 1 is a schematic three-dimensional appearance of a three-phase modular back-inserted metering device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an internal structure of the three-phase modular back-inserted metering device of the present embodiment;
FIG. 3 is a schematic diagram illustrating the plugging of a distribution box bus box and a metering box bus box of the three-phase modular back-plugging metering device according to the present embodiment;
FIG. 4 is a schematic diagram of an inner plugging structure of a bus bar box of a metering box in the three-phase modular back-plugging metering device of the present embodiment;
FIG. 5 is a schematic structural diagram of the three-phase modular back-inserted metering device of the present embodiment before assembling the metering box and the bus bar box;
FIG. 6 is a schematic view of a back structure of a metering box in the three-phase modular back-inserted metering device of the present embodiment;
FIG. 7 is an exploded view of the male terminal holder of the three-phase modular back-inserted metering device of this embodiment.
Description of the labeling: distribution box 1, distribution box upper cover 11, distribution box lower cover 12, distribution box lock 13, incoming tapping hole 14, three-phase four-wire bus 21, incoming main switch 22, metering box 3, metering box upper cover 31, outgoing switch sliding door 311, transparent window 312, metering box lower cover 32, metering box lock 33, outgoing tapping hole 34, electricity larceny prevention insulating board 35, three-phase four-wire branching 41, incoming isolating switch 42, three-phase ammeter 43, outgoing breaker 44, grounding wire 45, distribution box busbar box 5, detachable connection node one 51, insulating baffle 52, conductive plug socket one 53, partition socket one 54, bottom board socket one 55, metering box busbar box 6, conductive plug 61, insulating plug 62, partition 621, bottom board 622, conductive plug socket two 63, partition socket two 64, bottom board socket two 65, detachable connection node two 66, conductive connection block 661, fastening screw 662, fastening screw 663, the bus box and box body fastening nut 71, the wall surface fixing screw 72, the back inserting structure 8, the male terminal support 81, the male terminal 82, the female terminal support 83, the female terminal 84, the first positioning frame 85, the second positioning frame 86, the first positioning groove 87, the second positioning groove 88 and the bus box back inserting general groove 89.
Detailed Description
In order to make the technical means and technical effects achieved by the technical means of the present invention more clearly and more perfectly disclosed, the following embodiments are provided, and the following detailed description is made with reference to the accompanying drawings:
as shown in fig. 1 to 7, the three-phase modular back-inserted metering device of the present embodiment includes a distribution box and a bus box thereof, a plurality of metering boxes and a bus box thereof, wherein the distribution box is provided with one, and the metering boxes are connected and conducted with the bus box of the metering box through a back-inserted structure; the metering box and the distribution box are detachably fixed and communicated through the opposite insertion structures on the respective bus boxes, and the metering box and the previous metering box are detachably fixed and communicated through the opposite insertion structures on the respective bus boxes;
the opposite-inserting structure comprises a conductive plug-in piece, an insulation socket I and an insulation socket II, wherein the conductive plug-in piece is arranged in the metering box bus box and extends out of the front end of the metering box bus box;
the conductive plug-in of the metering box bus box is fixedly connected and conducted with a three-phase conductive bus three-phase four-wire bus in the distribution box bus box through a detachable connecting node I; the conductive plug-in unit of the bus box of the next metering box is fixedly connected and communicated with the conductive plug-in unit in the bus box of the previous metering box through a detachable connection node II; the detachable connection node I is detachably fixed on a conductive plug-in of a three-phase four-wire bus and a bus box of the metering box; the detachable connection node II comprises a conductive connection block, a conductive plug-in of the previous metering box bus box is detachably fixed with the front end of the connection block, and a conductive plug-in of the next metering box bus box is detachably fixed with the rear end of the connection block;
the back-inserting structure comprises a bus box back-inserting main slot arranged at the back of the metering box, a male terminal connected with a three-phase four-wire branch line in the metering box, a male terminal support arranged on the bus box back-inserting main slot, a female terminal connected with a conductive plug-in a bus box of the metering box, and a female terminal support arranged on the bus box of the metering box and used for mounting the female terminal; the utility model discloses a bus box of batch meter box, bus box back of the body insert the master slot in, and fixed cooperation can be dismantled with female terminal support to male terminal support, and male terminal connects the cooperation with female terminal to switch on. During installation, the metering box and the bus box are integrally installed in the bus box back plugging main groove, and the male terminal support is plugged into the female terminal support, so that the male terminal and the female terminal are plugged, and back plugging and conduction are realized.
In a preferred embodiment of the present invention, an insulating plug is disposed at the bottom of the conductive plug, and the insulating plug includes a bottom plate and a plurality of partition plates distributed at intervals on the bottom plate; the first insulating socket comprises a first clapboard socket positioned at the upper part of the distribution box bus box, a first bottom plate socket positioned at the lower part of the distribution box bus box and a first conductive plug-in socket positioned between the first clapboard socket and the first bottom plate socket; the second insulating socket comprises a second clapboard socket positioned at the upper part of the metering box bus box, a second bottom plate socket positioned at the lower part of the metering box bus box and a second conductive plug-in socket positioned between the second clapboard socket and the second bottom plate socket; the bottom plate is inserted into the corresponding bottom plate bellmouth I or the bottom plate bellmouth II, the partition plate is inserted into the corresponding partition plate bellmouth I or the partition plate bellmouth II, and the conductive plug-in is inserted into the corresponding conductive plug-in bellmouth I or the conductive plug-in bellmouth II; the conductive plug-in component is provided with four metal strips, and each metal strip is separated by a partition plate.
The insulating plug-in unit comprising the partition board and the bottom board, the conductive plug-in socket, the partition board socket groove and the bottom board socket mouth have the advantages that the danger that installers get electric shock due to high voltage breakdown between the conductive plug-in units can be avoided during installation, when a bus box of a metering box is initially inserted into the conductive plug-in socket of the bus box of the metering box, a safe distance is reserved between the bus box and a three-phase four-wire bus or a conductive connecting block in the bus box of the metering box, the bus box is continuously inserted, at the moment, the insulating plug-in units (the partition board and the bottom board below the partition board) between the conductive plug-in units are inserted into the partition board socket groove and the bottom board socket mouth, at the moment, as the distance between the conductive plug-in units and the conductive connecting block is further shortened, the possibility of breakdown exists between each conductive plug-in unit, the partition board is required to be isolated, the breakdown is prevented, the continuous insertion is carried out, the bottom board cannot be inserted inwards due to length limitation, the conductive plug-in units are contacted with the connecting block, and conducting. The process is completed at one step, the installation is very simple and convenient, and meanwhile, the installation safety is also ensured.
The quantity of conductive plug spare is unanimous with the quantity of three-phase four-wire bus in this embodiment, is four promptly, and the material is copper, constitutes the copper bar, and the conductive connecting block all adopts the copper product.
The preferred of this embodiment, can dismantle connected node one and include three-phase four-wire bus, the electrically conductive plug-in components of batch meter box bus box are fixed through a set of fastening screw connection of reserving with three-phase four-wire bus. Because the conductive plug-in components and three-phase four-wire bus have been switched on this moment, consequently inconvenient direct hand is put into corresponding hole site with the screw, consequently through reserving fastening screw, the screw-up can, can need not rather than direct contact, when improving the installation convenience, has further guaranteed the security.
The preferred of this embodiment, can dismantle connected node two and include that the electrically conductive connection block, the electrically conductive plug-in components of preceding batch meter box bus box pass through bus fastening screw with the front end of connecting block and fix, and the electrically conductive plug-in components of back batch meter box bus box and the rear end of connecting block reserve fastening screw through bus concatenation and can dismantle fixedly. Through electrically conductive connecting block, the realization of the demountable assembly of further being convenient for.
Preferably, in this embodiment, the distribution box includes a distribution box body, a reversible distribution box upper cover rotatably connected to the distribution box body, and a distribution box lower cover installed at the rear side of the distribution box body; the upper cover of the distribution box is fixedly locked with the distribution box body through a distribution box lock; the metering box comprises a metering box body, a turnover metering box upper cover which is rotatably connected with the metering box body, and a metering box lower cover which is arranged at the rear side of the metering box body; the upper cover of the metering box is fixedly locked with the metering box body through a metering box lock. Through upper cover and lock, prevent that non-professional from opening and causing the incident, also can prevent to steal the electricity.
In the preferred embodiment, the upper cover of the metering box is provided with a transparent window positioned above the electric energy meter, so that a user can conveniently observe the electricity consumption and the meter reading of a related management unit; the upper cover of the metering box is provided with an outgoing line switch sliding door positioned above the outgoing line breaker, so that opening and closing of the box are allowed and facilitated, wiring of a user is allowed under the condition that the box is not opened, and the metering box is safe and convenient.
This embodiment is preferred, can dismantle the connected node department, is equipped with an insulating barrier between every wire in the three-phase four-wire bus, and the three-phase four-wire bus is the exposed state of conductor at connected node, therefore insulating barrier can prevent that the three-phase four-wire bus from puncturing at connected node, security when guaranteeing the installation.
Preferably, the second detachable connection node of the last metering box is provided with an electricity larceny prevention insulating plate, and the rear end of the terminal box of the last metering box is still provided with a conductive plug-in bearing groove, so that a person with worry can stretch into a wire from the detachable connection node to steal electricity, and the electricity larceny prevention insulating plate is installed at the second detachable connection node to avoid electricity larceny.
In the preferred embodiment, a bus box and box body fastening screw hole fixed with the distribution box body is formed in the distribution box bus box, and a bus box and box body fastening nut fixed with the metering box body is formed in the metering box bus box; all be equipped with the screw fixed with the wall on block terminal and the batch meter, can execute and beat wall fixed screw and fix whole block terminal or batch meter and wall. The arrangement of each screw, nut and screw hole not only facilitates installation, but also improves the integrity of the whole metering device after installation and the reliability of installation with the wall surface.
The preferred of this embodiment, back of the body inserts the structure still including installing on batch meter bus box can dismantle the locating frame one of second department of connected node, locate locating frame one with the peripheral locating frame two of female terminal support, set up on bus box back of the body inserts the total groove and with locating frame one complex constant head tank one and set up on bus box back of the body inserts the total groove and with locating frame two complex constant head tank two. The positioning frame I is fixed with the positioning groove I in a positioning matching mode, and the positioning frame II is fixed with the positioning groove II in a matching mode, so that back-inserting and fixing operations are facilitated, and the matching is firm.
Overall, this embodiment is convenient for as required carry out the modularization equipment through this back of body formula structure and can dismantle connected node one and can dismantle connected node two. During installation, the following steps are mainly adopted:
(1) the distribution box bus box is firstly fixed on the wall surface (wall surface fixing screw),
(2) mounting a distribution box body on a distribution box bus box (a bus box and a box body fastening nut), and fixing the box body, the distribution box bus box and a wall surface;
(3) inserting the assembled metering box bus box (the conductive connecting block is fixed with the conductive plug-in) into the distribution box bus box,
(4) fixing the metering box bus box with the wall (wall fixing screws), and fixing the detachable connection node I (fixing the front end of the conductive plug-in component with a three-phase four-wire bus in the distribution box bus box);
(5) installing an upper cover for the distribution box;
(6) mounting the box body of the metering box on a bus box of the metering box (the bus box and a box body fastening nut), and fixing the box body, the bus box of the metering box and a wall surface;
(7) installing an upper cover on the metering box;
(8) when a second metering box needs to be installed, a second assembled metering box bus box is inserted into a first metering box bus box, the second metering box bus box is fixed with the wall surface, meanwhile, a second detachable connection node is fastened (a reserved fastening screw is screwed in, the front end of a conductive plug-in component of the second metering box is fixed with a conductive connection block in the first metering box bus box), and an electricity larceny prevention insulating plate is installed at the second detachable node of the metering box;
(9) mounting an upper cover on the second metering box; the installation of a third batch tank and so on.
Compared with the prior art, the beneficial technical effect of this embodiment:
1. the metering device of the embodiment adopts the modularized layout, and batch production is easy to realize.
2. The adoption of this embodiment metering device alleviates installer's working strength by a wide margin, and the scene can splice the epitope number in a flexible way. Can be used for 1 family or multiple families, and can be used for on-site fixed-rob. Resource waste caused by the fact that the number of the table bits is left out due to the fact that the existing multi-table-position is not matched with the field requirement number can be avoided.
3. The metering device of the present embodiment may completely replace the multiple epitopes. The variety of the materials of the bidding figures is greatly reduced, and the variety of the metering box is greatly reduced.
4. The adoption of the metering device of the embodiment enables the maintenance and the replacement of the single-user metering box to not affect other users.
5. All the installations in the metering device can be completed in a factory, the principle that the metering device can not be placed on the site as far as possible is followed, the installation efficiency of workers on the site is greatly improved, the working intensity of the installation on the site is reduced, and the convenience of component interchange is improved.
6. The meter outlet switch of the present embodiment allows for customer wiring.
Generally speaking, by taking a metal three-phase table as an example, due to the current weight, 2 workers are needed for installation, great hidden danger exists in the process of climbing stairs of workers, and only about 15 workers can be installed in one day. After the three-phase modularized back-inserting type metering device is used, related elements such as the inner lines of the watch and the like are assembled in place basically without secondary assembly, and the weight is reduced by 50 percent only by inserting and screwing screws. Can install fast under emergency, single operation even, can adorn more than 30 a day, installation effectiveness can promote more than 1 times. When the integral installation quality is ensured, the on-site installation efficiency is improved, the transportation and labor cost is greatly reduced, and the working strength of on-site installation workers is reduced.
The above description is provided for the purpose of further elaboration of the technical solutions provided in connection with the preferred embodiments of the present invention, and it should not be understood that the embodiments of the present invention are limited to the above description, and it should be understood that various simple deductions or substitutions can be made by those skilled in the art without departing from the spirit of the present invention, and all such alternatives are included in the scope of the present invention.
Claims (10)
1. The utility model provides a formula metering device is inserted on back to three-phase moduleization, includes block terminal and bus box, batch meter and bus box, its characterized in that: the metering box is connected and communicated with the metering box bus box through a back-inserting structure; the metering box and the distribution box can be detachably fixed and switched on through the opposite insertion structures on the respective bus boxes, and the metering box and the previous metering box can be detachably fixed and switched on through the opposite insertion structures on the respective bus boxes.
2. The three-phase modular back-inserted metering device of claim 1, wherein: the conductive plug-in of the metering box bus box is fixedly connected and conducted with a three-phase conductive bus three-phase four-wire bus in the distribution box bus box through a detachable connecting node I; the conductive plug-in unit of the bus box of the next metering box is fixedly connected and communicated with the conductive plug-in unit in the bus box of the previous metering box through a detachable connection node II; the detachable connection node I is detachably fixed on a conductive plug-in of a three-phase four-wire bus and a metering box bus box; the detachable connection node II comprises a conductive connection block, a conductive plug-in piece of the previous metering box bus box is detachably fixed with the front end of the connection block, and a conductive plug-in piece of the next metering box bus box is detachably fixed with the rear end of the connection block.
3. The three-phase modular back-inserted metering device of claim 1, wherein: the plug-in structure comprises a conductive plug-in component, an insulating socket I and an insulating socket II, wherein the conductive plug-in component is arranged in the metering box bus box and extends out of the front end of the metering box bus box, the insulating socket I is arranged at the rear end of the distribution box bus box and is used for inserting the conductive plug-in component, and the insulating socket II is arranged at the rear end of the metering box bus box and is used for inserting the conductive plug-in component.
4. The three-phase modular back-inserted metering device of claim 1, wherein: the back-inserting structure comprises a bus box back-inserting main slot arranged at the back of the metering box, a male terminal connected with a three-phase four-wire branch line in the metering box, a male terminal support arranged on the bus box back-inserting main slot, a female terminal connected with a conductive plug-in a bus box of the metering box, and a female terminal support arranged on the bus box of the metering box and used for mounting the female terminal; the utility model discloses a meter box bus box, including bus box, male terminal support, female terminal support, meter box bus box, male terminal and female terminal, the meter box bus box is installed in bus box back of the body total groove of inserting, male terminal support can dismantle fixed cooperation with female terminal support, and male terminal connects the cooperation with female terminal to switch on.
5. The three-phase modular back-inserted metering device of claim 3, wherein: the bottom of the conductive plug-in is provided with an insulating plug-in, and the insulating plug-in comprises a bottom plate and a plurality of partition plates distributed on the bottom plate at intervals; the first insulating bellmouth comprises a first clapboard bellmouth positioned at the upper part of the distribution box bus box, a first bottom plate bellmouth positioned at the lower part of the distribution box bus box and a first conductive plug-in bellmouth positioned between the first clapboard bellmouth and the first bottom plate bellmouth; the second insulating socket comprises a second clapboard socket positioned at the upper part of the metering box bus box, a second bottom plate socket positioned at the lower part of the metering box bus box and a second conductive plug-in socket positioned between the second clapboard socket and the second bottom plate socket; the bottom plate is inserted into the corresponding bottom plate bellmouth I or the corresponding bottom plate bellmouth II, the partition plate is inserted into the corresponding partition plate bellmouth I or the partition plate bellmouth II, and the conductive plug-in is inserted into the corresponding conductive plug-in bellmouth I or the conductive plug-in bellmouth II; the conductive plug-in component is provided with four metal strips, and each metal strip is separated by a partition plate.
6. The three-phase modular back-inserted metering device of claim 1, wherein: the distribution box comprises a distribution box body, a reversible distribution box upper cover rotationally connected with the distribution box body and a distribution box lower cover arranged on the rear side of the distribution box body; the distribution box upper cover and the distribution box body are fixedly locked through a distribution box lock; the metering box comprises a metering box body, a turnover metering box upper cover which is rotatably connected with the metering box body, and a metering box lower cover which is arranged at the rear side of the metering box body; the upper cover of the metering box is fixedly locked with the metering box body through a metering box lock.
7. The three-phase modular back-inserted metering device of claim 1, wherein: a transparent window positioned above the electric energy meter is arranged on the upper cover of the metering box; and an outlet switch sliding door positioned above the outlet circuit breaker is arranged on the upper cover of the metering box.
8. The three-phase modular back-insert metering device of claim 2, wherein: and an insulation baffle is arranged between each wire in the three-phase four-wire bus at the position of the detachable connection node.
9. The three-phase modular back-inserted metering device of claim 1, wherein: and an electricity larceny prevention insulating plate is arranged at the second detachable connecting node of the last metering box.
10. The three-phase modular back-inserted metering device of claim 1, wherein: the back-inserting structure further comprises a first positioning frame, a second positioning frame, a first positioning groove and a second positioning groove, the first positioning frame is installed on the metering box bus box and can be detached from the second connecting node, the second positioning frame is arranged on the first positioning frame and the second bus terminal support, the first positioning groove is arranged on the bus box back-inserting general groove and matched with the first positioning frame, and the second positioning groove is arranged on the bus box back-inserting general groove and matched with the second positioning frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121566123.3U CN215833468U (en) | 2021-07-09 | 2021-07-09 | Three-phase modular back-inserted metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121566123.3U CN215833468U (en) | 2021-07-09 | 2021-07-09 | Three-phase modular back-inserted metering device |
Publications (1)
| Publication Number | Publication Date |
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| CN215833468U true CN215833468U (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121566123.3U Active CN215833468U (en) | 2021-07-09 | 2021-07-09 | Three-phase modular back-inserted metering device |
Country Status (1)
| Country | Link |
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| CN (1) | CN215833468U (en) |
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2021
- 2021-07-09 CN CN202121566123.3U patent/CN215833468U/en active Active
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Effective date of registration: 20230824 Address after: 312000 No. 3, paozhong South Road, Paojiang Industrial Zone, Yuecheng District, Shaoxing City, Zhejiang Province Patentee after: ZHEJIANG SHUANGCHENG ELECTRICAL Co.,Ltd. Patentee after: SHAOXING JIANYUAN ELECTRIC POWER GROUP CO.,LTD. Patentee after: STATE GRID ZHEJIANG ELECTRIC POWER CO., LTD. SHAOXING POWER SUPPLY Co. Address before: 312000 No. 3, paozhong South Road, Paojiang Industrial Zone, Yuecheng District, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG SHUANGCHENG ELECTRICAL Co.,Ltd. Patentee before: SHAOXING JIANYUAN ELECTRIC POWER GROUP CO.,LTD. Patentee before: STATE GRID ZHEJIANG ELECTRIC POWER CO., LTD. SHAOXING POWER SUPPLY Co. Patentee before: NINGBO CITY QUANSHENG SHELL Co.,Ltd. |
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