CN204347089U - For the combined connection box of electric energy acquisition terminal - Google Patents
For the combined connection box of electric energy acquisition terminal Download PDFInfo
- Publication number
- CN204347089U CN204347089U CN201420763567.XU CN201420763567U CN204347089U CN 204347089 U CN204347089 U CN 204347089U CN 201420763567 U CN201420763567 U CN 201420763567U CN 204347089 U CN204347089 U CN 204347089U
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- China
- Prior art keywords
- terminal
- acquisition terminal
- bolt
- attachment sheet
- conductive attachment
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- Expired - Fee Related
Links
- 230000007704 transition Effects 0.000 claims description 21
- 230000007257 malfunction Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000006837 decompression Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a kind of combined connection box for electric energy acquisition terminal, cassette upper end is respectively equipped with the two groups of inputs connecting acquisition terminal power supply, lead-out terminal and connects one group of input of acquisition terminal tripping operation control loop, the conductive attachment sheet of lead-out terminal electrical connection, to trip the conductive attachment sheet of two groups of input terminal short circuits of control loop to being connected acquisition terminal with when replacing acquisition terminal.By disconnecting two groups of input terminal short circuits of conductive attachment sheet and the control loop that tripped by acquisition terminal with conductive attachment sheet, thoroughly can disconnect acquisition terminal power supply and control loop power supply, make acquisition terminal to be replaced and charging equipment completely isolated, can avoid when changing acquisition terminal that the person gets an electric shock, power supply touches the accident such as short circuit, isolating switch malfunction that shell causes by mistake, security performance is good.
Description
Technical field
The utility model relates to a kind of electrical junction box, is a kind of combined connection box for electric energy acquisition terminal specifically.
Background technology
At present, the electrical connection such as electric energy acquisition terminal and electric energy meter generally adopts conventional terminal blocks, this junction box both sides are provided with the connection terminal of two symmetrical row's external cables, cassette upper end is provided with the bolt be threaded connection with each connection terminal for locking terminal interior lines core, box side wall has the through hole entering connection terminal for external cable core, two row's connection terminals are electrically connected by wire in box body.When changing acquisition terminal, because the terminal on box body is without short circuit function, acquisition terminal trips two groups of input terminal short circuits of control loop by normal employing wire, there is following potential safety hazard in this kind of mode: (1) shorting stub short circuit is unreliable, may come off in Renewal process, isolating switch malfunction can be caused; (2) because the terminal on box body is without break function, control loop power supply does not disconnect with acquisition terminal, Renewal process is actual is operate in the charged situation of acquisition terminal control loop wire, easily causes that the person gets an electric shock, power supply touches the accident such as short circuit, isolating switch malfunction that shell causes by mistake.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of combined connection box for electric energy acquisition terminal, effectively can solving the unsafe factor existed when changing acquisition terminal, having the advantage that security performance is good and easy to operate.
The utility model have employed following technical scheme:
For the combined connection box of electric energy acquisition terminal, tray interior both sides are provided with the connection terminal of two symmetrical row's external cables, box side wall has the through hole entering connection terminal for external cable core, cassette upper end is provided with and is threaded connection for locking the bolt entering terminal interior lines core with each connection terminal; The connection terminal be electrically connected with acquisition terminal is lead-out terminal, and the bolt matched is output terminal bolt, and opposite side terminal is input terminal, and the bolt matched is input end bolt; It is characterized in that:
Cassette upper end is respectively equipped with the two groups of inputs connecting acquisition terminal power supply, lead-out terminal and connects one group of input of acquisition terminal tripping operation control loop, the conductive attachment sheet of lead-out terminal electrical connection, each conductive attachment sheet one end is fixed by the First Transition bolt be electrically connected with respective input, and the other end is fixed by corresponding output end bolt;
Cassette upper end is also provided with the conductive attachment sheet when changing acquisition terminal to two groups of input terminal short circuits of connection acquisition terminal tripping operation control loop, and these conductive attachment sheet two ends can be bolted to cassette upper end by a pair with corresponding two groups of short circuits that input terminal is electrically connected respectively.
Preferably, be used for being electrically connected each input described in, the other end of each conductive attachment sheet of lead-out terminal is bolted to cassette upper end by the second transition be electrically connected with corresponding output terminals.
The beneficial effects of the utility model are: by disconnecting two groups of input terminal short circuits of conductive attachment sheet and the control loop that tripped by acquisition terminal with conductive attachment sheet, thoroughly can disconnect acquisition terminal power supply and control loop power supply, make acquisition terminal to be replaced and charging equipment completely isolated, can avoid when changing acquisition terminal that the person gets an electric shock, power supply touches the accidents such as shell short circuit by mistake, security performance is good.And conductive attachment sheet is arranged on cassette upper end, disconnect and attended operation very convenient.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is acquisition terminal circuit connection diagram under employing decompression wavy trajectory.
Fig. 3 is acquisition terminal circuit connection diagram under employing shunt opening wavy trajectory.
In figure, the implication of label symbol is as follows:
1-box body, 11-cassette upper end 12-through hole
21,31,41-input end bolt 22,32,42-output terminal bolt
23,33,43-First Transition bolt 24,34,44,57-conductive attachment sheet
25,35,45-second transition bolt 46,56-short circuit bolt
571-mounting hole 572-open slot 6-conductor wire or conducting strip
Embodiment
Below in conjunction with accompanying drawing, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, both sides, box body 1 upper end 11 are furnished with two row's bolts, box body internal fixtion have to arrange with two bolt corresponding, be used for the connection terminal of external cable, box body 1 sidewall has the through hole 12 entering connection terminal for external cable core, each bolt and connection terminal are threaded connection and lock the cable core entered in terminal.The connection terminal be electrically connected with acquisition terminal is lead-out terminal, and the bolt matched is output terminal bolt, and opposite side terminal is input terminal, and the bolt matched is input end bolt.Wherein, bolt 21,22 is connected two groups of inputs of acquisition terminal power supply, the bolt of lead-out terminal upper fixed line core with 31,32 for being used for, and bolt 41,42 is connected acquisition terminal tripping operation two groups of inputs of control loop, the bolt of lead-out terminal upper fixed line core with 51,52 for being used for.Cassette upper end 11 is also provided with transparent dust cover, does not draw in dust cover Fig. 1.
Cassette upper end 11 is respectively equipped with two groups of inputs by connecting acquisition terminal power supply, one group of input of lead-out terminal and connection acquisition terminal tripping operation control loop, the conductive attachment sheet 24 of lead-out terminal electrical connection, 34, 44, each conductive attachment sheet two ends are respectively by First Transition bolt 23, 33, 43 and the second transition bolt 25, 35, 45 fix, be provided with in box body 1 respectively with First Transition bolt 23, 33, 43 and the second transition bolt 25, 35, 45 connection terminals be threaded connection, with First Transition bolt 23, 33, be electrically connected by wire or conducting strip between 43 connection terminals connected and corresponding input terminal, with the second transition bolt 25, 35, be electrically connected by wire or conducting strip between 45 connection terminals connected and corresponding lead-out terminal.
Cassette upper end 11 is also provided with the mechanism when changing acquisition terminal to two groups of input terminal short circuits of connection acquisition terminal tripping operation control loop, described short circuit mechanism comprises the short circuit bolt 46,56 of a conductive attachment sheet 57 for short circuit and a pair fixing conductive attachment sheet 57, be provided with the connection terminal be threaded with a pair short circuit bolt 46,56 inside inherent two input terminals of box body 1, two connection terminals are electrically connected by wire or conducting strip with respective input respectively.
First Transition bolt and the second transition bolt is respectively equipped with between short-circuited terminal and lead-out terminal, cassette upper end is provided with First Transition bolt 23, the 33 and second transition bolt 25,35 coordinated with described each First Transition terminal, the second transition terminal, and each First Transition bolt 23,33 is electrically connected respectively by conductive attachment sheet 24,34 at cassette upper end 11 with the second corresponding transition bolt 25,35.In box body, wire or conducting strip is adopted to be electrically connected respectively to two groups of input terminals that acquisition terminal power supply connects and corresponding First Transition terminal.
Has the mounting hole 571 passed through for bolt in the middle of conductive attachment sheet 57, one end has the open slot 572 coordinated with bolt, and the position of adjustment conductive attachment sheet can realize connection between two bolts or disconnection.Other conductive attachment sheet 24,34,44 structures are consistent with conductive attachment sheet 57.
Figure number 6 in Fig. 1 is connect copper conductor wire between two terminals or conducting strip in box body.
The utility model each conductive attachment sheet 24,34,44 can directly be electrically connected fixing with corresponding output terminal bolt 22,32,42.
Figure 2 shows that the circuit connection diagram adopting acquisition terminal under decompression wavy trajectory.When changing acquisition terminal, first conductive attachment sheet 57 is allocated to left, by two short circuit bolt electrical connections, makes tripping operation control loop short circuit, prevent breaking coil decompression; Then conductive attachment sheet 44 is allocated to below, disconnects the tripping operation control loop power supply of acquisition terminal; Unclamp conductive attachment sheet 24,34 again and be allocated to below, disconnecting acquisition terminal working power.Now, the reliable short circuit of trip(ping) circuit, make again acquisition terminal and live part completely isolated, carry out replacement operation fool proof.
Fig. 3 is acquisition terminal circuit connection diagram under employing shunt opening wavy trajectory.When changing acquisition terminal, first unclamped by conductive attachment sheet 44 and be allocated to below, control loop power supply and acquisition terminal disconnect.And then unclamp conductive attachment sheet 24,34 and be allocated to below, disconnect acquisition terminal working power.Then replacement operation can be carried out.
Claims (2)
1. for the combined connection box of electric energy acquisition terminal, box body (1) inner both sides are provided with the connection terminal of two symmetrical row's external cables, box side wall has the through hole (12) entering connection terminal for external cable core, cassette upper end (11) is provided with and is threaded connection for locking the bolt entering terminal interior lines core with each connection terminal; The connection terminal be electrically connected with acquisition terminal is lead-out terminal, and the bolt matched is output terminal bolt, and opposite side terminal is input terminal, and the bolt matched is input end bolt; It is characterized in that:
Cassette upper end (11) is respectively equipped with the two groups of inputs connecting acquisition terminal power supply, lead-out terminal and connects one group of input of acquisition terminal tripping operation control loop, the conductive attachment sheet (24,34,44) of lead-out terminal electrical connection, each conductive attachment sheet (24,34,44) one end is fixed by the First Transition bolt (23,33,43) be electrically connected with respective input, and the other end is fixed by corresponding output end bolt (22,32,42);
Cassette upper end (11) is also provided with the conductive attachment sheet (57) when changing acquisition terminal to two groups of input terminal short circuits of connection acquisition terminal tripping operation control loop, and the short circuit bolt (46,56) that these conductive attachment sheet (57) two ends can be electrically connected with corresponding two groups of input terminals by a pair is respectively fixed on cassette upper end.
2. the combined connection box for electric energy acquisition terminal according to claim 1, is characterized in that: be used for being electrically connected each input, the other end of each conductive attachment sheet (24,34,44) of lead-out terminal is fixed on cassette upper end by the second transition bolt (25,35,45) be electrically connected with corresponding output terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420763567.XU CN204347089U (en) | 2014-12-05 | 2014-12-05 | For the combined connection box of electric energy acquisition terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420763567.XU CN204347089U (en) | 2014-12-05 | 2014-12-05 | For the combined connection box of electric energy acquisition terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204347089U true CN204347089U (en) | 2015-05-20 |
Family
ID=53230350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420763567.XU Expired - Fee Related CN204347089U (en) | 2014-12-05 | 2014-12-05 | For the combined connection box of electric energy acquisition terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204347089U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244098A (en) * | 2019-07-25 | 2019-09-17 | 广东电网有限责任公司 | Two into two go out formula combined connection box |
| CN112234548A (en) * | 2020-09-09 | 2021-01-15 | 国网浙江海盐县供电有限公司 | Improved metering junction box |
-
2014
- 2014-12-05 CN CN201420763567.XU patent/CN204347089U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244098A (en) * | 2019-07-25 | 2019-09-17 | 广东电网有限责任公司 | Two into two go out formula combined connection box |
| CN112234548A (en) * | 2020-09-09 | 2021-01-15 | 国网浙江海盐县供电有限公司 | Improved metering junction box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20211205 |