CN208738454U - A kind of terminal table structure and its terminal box - Google Patents
A kind of terminal table structure and its terminal box Download PDFInfo
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- CN208738454U CN208738454U CN201821525399.5U CN201821525399U CN208738454U CN 208738454 U CN208738454 U CN 208738454U CN 201821525399 U CN201821525399 U CN 201821525399U CN 208738454 U CN208738454 U CN 208738454U
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- terminal
- indicating circuit
- circuit
- circuitry plate
- connection circuitry
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Abstract
The utility model relates to a kind of terminal table structures, including connection circuitry plate, several groups are welded in the terminals subgroup and one group of bus cable being electrically connected with connection circuitry plate of connection circuitry plate, every group of terminals subgroup is equipped with the first connecting terminal, second connecting terminal and third connecting terminal, the first indicating circuit that switching circuit and several groups for switching NPN/PNP mode are used for display circuit on-off is laid on connection circuitry plate, switching circuit is equipped with switching switch SW, switch switch SW and is equipped with the end P, the end COM and N-terminal, the power supply line of the end P and bus cable is electrically connected, and the ground wire of N-terminal and bus cable is electrically connected, every group of terminals subgroup correspondence is parallel with one group of first indicating circuit, first indicating circuit one end is connect with the first connecting terminal, and first the indicating circuit other end be connected to and cut The end COM of circuit is changed, use is more convenient；A kind of terminal box, the terminal table structure including above structure, use are more convenient.
Description
Technical field
The utility model relates to distribution control technology fields, more particularly to a kind of terminal table structure and its terminal box.
Background technique
Terminal box is that electric field and communications field equipment install one of essential device, pair for two lines cable
It connects or the docking to a cable and a plurality of cable connects currently, terminal box is made of box body, box cover and coupling terminal block mostly
Line terminals platform is typically provided with connection circuitry plate and several are set to the Binding post/stud on connection circuitry plate, and connection circuitry plate electrically connects
It is connected to bus cable, a plurality of cable is locked in corresponding position by Binding post/stud to be electrically connected with bus cable, realizes logical
News, but existing wiring kit function is simpler, only with the connection type of Binding post/stud link cable, do not have detection with
Alarm function, can not directly know as spliced cable and Binding post/stud poor contact and caused by open circuit or other are unexpected breaking
The case where, when investigation solves, the cable of every part need to be detected, working efficiency is low.
Utility model content
To solve the above problems, the utility model provides a kind of terminal table structure, every route can be intuitively known
Working condition, use are more convenient.
The utility model also provides a kind of terminal box, the working condition of every route can be intuitively known, using more
It is convenient.
To solve above-mentioned purpose, the following technical solution that the utility model uses.
A kind of terminal table structure, including connection circuitry plate, several groups be welded in connection circuitry plate terminals subgroup and
One group of bus cable being electrically connected with connection circuitry plate, every group of terminals subgroup are equipped with the first connecting terminal, the second wiring
Terminal and third connecting terminal are laid switching circuit and several groups for switching NPN/PNP mode on connection circuitry plate and are used
In the first indicating circuit of display circuit on-off, switching circuit is equipped with switching switch SW, switching switch SW equipped with the end P, the end COM and
The power supply line of N-terminal, the end P and bus cable is electrically connected and the ground wire of the N-terminal and bus cable is electrically connected, and every group
Terminals subgroup is corresponding to be parallel with one group of first indicating circuit, first indicating circuit one end connect with the first connecting terminal and
The first indicating circuit other end is connected to the end COM of switching circuit.
As the further scheme of the utility model, the first indicating circuit is equipped with indicator light LED1 and goes here and there with indicator light LED1
The resistance R1 of connection, indicator light LED1 are set as double-colored paster LED lamp.
As the further scheme of the utility model, the second instruction electricity for showing on-off is laid on connection circuitry plate
Road, second indicating circuit one end is connect with the power supply line of bus cable and the ground of the second indicating circuit other end and bus cable
Line connection.
As the further scheme of the utility model, the second indicating circuit is equipped with indicator light LED2 and goes here and there with indicator light LED2
The resistance R2 of connection.
A kind of terminal box, including box body and box cover further include a kind of terminal table structure described in any of the above embodiments, wiring line
Plate limit in road is fixed in box body.
The beneficial effects of the utility model are as follows:
Terminal platform structure is equipped with connection circuitry plate, and connection circuitry plate is equipped with switching circuit and the first indicating circuit, switching
Circuit can switch to NPN mode or PNP mode according to the actual situation, and use is more convenient, and every group of connecting terminal is parallel with one
The first indicating circuit of group, the first indicating circuit are capable of the on-off of the current circuit of instant playback, know to simple, intuitive every route
Working condition designed more reasonable convenient for being quickly found out fault point.
Detailed description of the invention
Fig. 1 is the surface structure schematic diagram of terminal platform structure；
Fig. 2 is the distribution structure schematic diagram of terminal platform structure.
Specific embodiment
The utility model is further described below in conjunction with attached drawing.
Referring to figs. 1 to Fig. 2, a kind of terminal table structure is welded in connection circuitry plate 1 including connection circuitry plate 1, several groups
Terminals subgroup 2 and one group of bus cable 3 being electrically connected with connection circuitry plate 1, every group of terminals subgroup 2 are equipped with first
Connecting terminal 21, the second connecting terminal 22 and third connecting terminal 23 are laid for switching NPN/PNP mould on connection circuitry plate 1
The switching circuit 6 and several groups of formula are used for the first indicating circuit 4 of display circuit on-off, and switching circuit 6 is equipped with switching switch
SW, switching switch SW are equipped with the end P, the end COM and N-terminal, power supply line electric connection and the N-terminal of the end P with bus cable 3
It is electrically connected with the ground wire of bus cable 3, every group of terminals subgroup 2 is corresponding to be parallel with one group of first indicating circuit 4, and first refers to
Show that 4 one end of circuit is connect with the first connecting terminal 21 and 4 other end of the first indicating circuit is connected to the end COM of switching circuit 6,
Terminal platform structure is equipped with connection circuitry plate 1, and connection circuitry plate 1 is equipped with switching circuit 6 and the first indicating circuit 4, switching circuit 6
NPN mode or PNP mode can be switched to according to the actual situation, and use is more convenient, and every group of connecting terminal is parallel with one group
One indicating circuit 4, the first indicating circuit 4 are capable of the on-off of the current circuit of instant playback, know to simple, intuitive every route
Working condition, convenient for being quickly found out fault point, design is more reasonable, and the end COM for switching switch SW in the present embodiment is connect with the end P
When, it is the NPN mode of connection, is the PNP mode of connection when end COM of switching switch SW is connect with N-terminal.
Fig. 2 shows first indicating circuit 4 of, the present embodiment be equipped with indicator light LED1 and with the concatenated resistance of indicator light LED1
R1, structure is simple, and rationally, indicator light LED1 is set as double-colored paster LED lamp, double-colored under NPN mode and PNP mode for design
Paster LED lamp shows different colors, and convenient for differentiating, use is more convenient.
Fig. 2 shows, it is laid with the second indicating circuit 5 for showing on-off on the connection circuitry plate 1 of the present embodiment, second
5 one end of indicating circuit is connect with the power supply line of bus cable 3 and the ground wire of 5 other end of the second indicating circuit and bus cable 3 connects
Connect, structure is simple, design rationally, the second indicating circuit 5 be equipped with indicator light LED2 and with the concatenated resistance R2 of indicator light LED2, refer to
Show that lamp LED2 can indicate the on-off of main line, can intuitively know the working condition of main line, it is easy to use.
A kind of terminal box, including box body and box cover further include a kind of terminal table structure of above structure, can intuitively know
The working condition of every route, use are more convenient.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (5)
1. a kind of terminal table structure is welded in the terminals subgroup and one of connection circuitry plate including connection circuitry plate, several groups
The bus cable that group is electrically connected with connection circuitry plate, every group of terminals subgroup are equipped with the first connecting terminal, the second terminals
Son and third connecting terminal, it is characterised in that: on connection circuitry plate lay for switch NPN/PNP mode switching circuit and
Several groups are used for the first indicating circuit of display circuit on-off, and switching circuit is equipped with switching switch SW, and switching switch SW is equipped with P
The power supply line of end, the end COM and N-terminal, the end P and bus cable is electrically connected and the ground wire of the N-terminal and bus cable is electrical
Connection, every group of terminals subgroup is corresponding to be parallel with one group of first indicating circuit, first indicating circuit one end and the first terminals
Son connection and the first indicating circuit other end are connected to the end COM of switching circuit.
2. a kind of terminal table structure according to claim 1, it is characterised in that: the first indicating circuit is equipped with indicator light LED1
Double-colored paster LED lamp is set as with the concatenated resistance R1 of indicator light LED1, indicator light LED1.
3. a kind of terminal table structure according to claim 1, it is characterised in that: be laid on connection circuitry plate for showing
Second indicating circuit of on-off, second indicating circuit one end is connect with the power supply line of bus cable and the second indicating circuit is another
End is connect with the ground wire of bus cable.
4. a kind of terminal table structure according to claim 3, it is characterised in that: the second indicating circuit is equipped with indicator light LED2
With with the concatenated resistance R2 of indicator light LED2.
5. a kind of terminal box, including box body and box cover, which is characterized in that further include described in any item such as claim 1-4
A kind of terminal table structure, the limit of connection circuitry plate are fixed in box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821525399.5U CN208738454U (en) | 2018-09-18 | 2018-09-18 | A kind of terminal table structure and its terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821525399.5U CN208738454U (en) | 2018-09-18 | 2018-09-18 | A kind of terminal table structure and its terminal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208738454U true CN208738454U (en) | 2019-04-12 |
Family
ID=66034050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821525399.5U Active CN208738454U (en) | 2018-09-18 | 2018-09-18 | A kind of terminal table structure and its terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208738454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109994890A (en) * | 2019-04-30 | 2019-07-09 | 问娜 | Cable grafting instruction device |
-
2018
- 2018-09-18 CN CN201821525399.5U patent/CN208738454U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109994890A (en) * | 2019-04-30 | 2019-07-09 | 问娜 | Cable grafting instruction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20200831 Granted publication date: 20190412 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210712 Granted publication date: 20190412 |
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| PD01 | Discharge of preservation of patent |