CN208208691U - Interpolar connecting plate for multipole circuit breaker - Google Patents
Interpolar connecting plate for multipole circuit breaker Download PDFInfo
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- CN208208691U CN208208691U CN201820801065.XU CN201820801065U CN208208691U CN 208208691 U CN208208691 U CN 208208691U CN 201820801065 U CN201820801065 U CN 201820801065U CN 208208691 U CN208208691 U CN 208208691U
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- circuit breaker
- multipole circuit
- multipole
- connecting plate
- connecting wire
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Abstract
The utility model provides a kind of interpolar connecting plate for multipole circuit breaker, multipole circuit breaker includes the multipole contact structure of pedestal and setting on the base, as two terminals, interpolar connecting plate includes: shell at the both ends of each pole structure of contact terminal of multipole circuit breaker；N number of connecting wire, N number of connecting wire are embedded in shell in advance, wherein N is positive integer；With the one-to-one N of N number of connecting wire to conductor pin, each pair of conductor pin is respectively arranged at the both ends of corresponding connecting wire, a part of each conductor pin is connected with one end of the intracorporal connecting wire of shell or the other end, another part exposes except shell, when interpolar connecting plate and multipole circuit breaker Matching installation, N to conductor pin by with terminals corresponding in multipole circuit breaker be connected so that at least the two poles of the earth structure of contact terminal is connected in series in multipole circuit breaker.The internal structure design that the utility model is not necessarily to change common multipole circuit breaker can be realized the series connection of contact structure, applied widely and cost is relatively low.
Description
Technical field
The utility model relates to breaker technical fields, and in particular to a kind of interpolar connecting plate for multipole circuit breaker.
Background technique
With the development of new energy technology, to low voltage component, more stringent requirements are proposed.Especially with photovoltaic electric
The continuous development of factory is grown, and the performance indicator of protection element needed for power plant also has higher requirement, for example, in photo-voltaic power supply
In direct current system, the rated operational voltage of low-voltage electrical apparatus has been up to DC1500V.Using the concatenated method of breakpoint, can be improved disconnected
The interrupting performance of road device.
Current breaker is to realize breakpoint series connection, carries out series design in circuit breaker internal mostly, cascaded structure and disconnected
It may influence each other between contact structure.Also, after the completion of product, the series system of each breakpoint is also for existing design
It is defined, and the breaker of same series system can be only applied to specific occasion, applicability is poor.In addition, a variety of series connection
The different structure design of the breaker of mode and different production processes also will increase the cost of breaker.
Utility model content
The utility model is to solve to realize the concatenated breaker of breakpoint technical problem poor for applicability, at high cost at present, is mentioned
A kind of interpolar connecting plate for multipole circuit breaker is supplied.
The technical solution adopted in the utility model is as follows:
A kind of interpolar connecting plate for multipole circuit breaker, the multipole circuit breaker include pedestal and are arranged in the pedestal
On multipole contact structure, the both ends of each pole structure of contact terminal of the multipole circuit breaker are as two terminals, the interpolar
Connecting plate includes: shell；N number of connecting wire, N number of connecting wire are embedded in advance in the shell, wherein N is positive integer；With
For the one-to-one N of N number of connecting wire to conductor pin, each pair of conductor pin is respectively arranged at the both ends of corresponding connecting wire,
A part of each conductor pin is connected with one end of the intracorporal connecting wire of the shell or the other end, another part exposes
Except the shell, when the interpolar connecting plate and when the multipole circuit breaker Matching installation, the N to conductor pin by with institute
It states corresponding terminals in multipole circuit breaker to be connected, so that at least the two poles of the earth structure of contact terminal is connected in series in the multipole circuit breaker.
Multipole contact structure in the multipole circuit breaker is arranged side by side, and each pole structure of contact terminal includes being located at the multipole
The upper terminals of the side of breaker and lower terminals positioned at the other side of the multipole circuit breaker, wherein when the interpolar
Connecting plate and when the multipole circuit breaker Matching installation, one in a pair of conductors column with the upper terminals of a pole structure of contact terminal or
Lower terminals are connected, another is connected with the upper terminals of another pole structure of contact terminal or lower terminals, so that the pole contact knot
Structure and another pole structure of contact terminal are connected in series.
The conductor pin and the terminals are provided with clamping portion, so that the conductor pin mutually blocks with corresponding terminals
It connects.
The conductor pin offers threaded hole, so that the conductor pin is connected admittedly with corresponding terminals will pass through screw
It is fixed.
The connecting wire is copper bar.
The interpolar connecting plate for multipole circuit breaker further includes at least one switch element, each switch element
It is correspondingly arranged with a connecting wire, wherein when switch element closure, corresponding connecting wire is connected, and is opened when described
When closing element disconnection, corresponding connecting wire disjunction.
The utility model has the beneficial effects that
The utility model by the way that connecting wire is embedded in shell in advance, and by connecting wire both ends be arranged conductor pin with
For being connected to corresponding terminals in multipole circuit breaker, set as a result, without changing the internal structure of common multipole circuit breaker
Meter, interpolar connecting plate is installed outside multipole circuit breaker can be realized the series connection of contact structure (i.e. breakpoint), it is applied widely and
Cost is relatively low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to the multipole circuit breaker of the utility model one embodiment；
Fig. 2 is the structural representation according to the interpolar connecting plate for multipole circuit breaker of the utility model one embodiment
Figure；
Fig. 3 is according to the connecting wire of the utility model one embodiment and the structural schematic diagram of conductor pin；
Fig. 4 is the interpolar connecting plate and multipole circuit breaker Matching installation schematic diagram according to the utility model one embodiment；
Fig. 5 is to be illustrated according to the interpolar connecting plate and multipole circuit breaker Matching installation of the utility model another embodiment
Figure；
Fig. 6 is the structural schematic diagram according to the interpolar connecting plate of the utility model another embodiment.
Appended drawing reference:
Multipole circuit breaker 100, pedestal 110, upper terminals 120, lower terminals 130；
Interpolar connecting plate 200, shell 210, connecting wire 220, conductor pin 230, threaded hole 231.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the multipole circuit breaker 100 (Fig. 1 is by taking four-pole circuit breaker as an example) of the utility model embodiment, including base
Seat 110 and the multipole contact structure (for including a, b, c, d quadrupole) that is arranged on pedestal 110, multipole circuit breaker 100 it is every
The both ends of one pole structure of contact terminal are as two terminals.Every pole structure of contact terminal may include at least one set of movable contact and stationary contact, with
Breaker breakpoint is formed, every pole structure of contact terminal is connected in the route of same polarity or same-phase by two terminals, and is passed through
Combination between its movable contact and stationary contact separates, thus corresponding connection, the disjunction for realizing the route.
As shown in Fig. 2, the interpolar connecting plate 200 of the utility model embodiment, including shell 210, N number of connecting wire 220
And with the one-to-one N of N number of connecting wire 220 to conductor pin 230, wherein N is positive integer (in Fig. 2 by taking N=3 as an example).
Wherein, shell 210 can be made of insulating materials, such as plastics；N number of connecting wire 220 is embedded in advance in shell 210
(being represented by dotted lines in Fig. 2)；Each pair of conductor pin 230 is respectively arranged at the both ends of corresponding connecting wire 220, each conductor pin
230 a part is connected with one end of the connecting wire 220 in shell 210 or the other end, another part expose shell 210 it
Outside.
In one embodiment of the utility model, as shown in Figures 2 and 3, connecting wire 220 can be copper bar.
As shown in Figure 4 and Figure 5, interpolar connecting plate 200 is to carry out Matching installation (arrow direction with multipole circuit breaker 100
Indicate installation direction), the shell 210 of interpolar connecting plate 200 is plate-like, and size matches with multipole circuit breaker 100.Work as interpolar
When connecting plate 200 and 100 Matching installation of multipole circuit breaker, N connects conductor pin 230 by corresponding with multipole circuit breaker 100
Line end is connected, so that at least the two poles of the earth structure of contact terminal is connected in series in multipole circuit breaker 100.Wherein, as shown in figure 3, conductor pin 230 can
Threaded hole 231 is offered, and the terminals aperture of the multipole circuit breaker 100 in Fig. 4, makes conductor pin 230 will pass through screw
It is connected to a fixed with corresponding terminals.Alternatively, clamping portion can be provided in conductor pin 230 and terminals, so as to conductor pin 230
It is mutually clamped with corresponding terminals.
In one embodiment of the utility model, as shown in Figure 1 and Figure 4, the multipole contact knot in multipole circuit breaker 100
Structure is arranged side by side, and each pole structure of contact terminal includes breaking positioned at the upper terminals 120 of the side of multipole circuit breaker 100 and positioned at multipole
The lower terminals 130 of the other side of road device 100.When interpolar connecting plate 200 and 100 Matching installation of multipole circuit breaker, a pair is led
One in scapus 230 be connected with the upper terminals of a pole structure of contact terminal or lower terminals, another and another pole structure of contact terminal
Upper terminals or lower terminals be connected so that the pole structure of contact terminal and another pole structure of contact terminal are connected in series.
Wherein, which can be adjacent with another pole structure of contact terminal, such as one in a pair of conductors column 230
A upper terminals with the pole a structure of contact terminal in Fig. 1 are connected, another is connected with the lower terminals of the pole b structure of contact terminal, realize adjacent
A and the pole b structure of contact terminal connect；The one pole structure of contact terminal can also be non-conterminous with another pole structure of contact terminal, such as a pair of
One in conductor pin 230 be connected with the upper terminals of the pole a structure of contact terminal in Fig. 1, the lower wiring of another and the pole c structure of contact terminal
End is connected, and realizes connecting for non-conterminous a and the pole c structure of contact terminal.
Also, in the embodiments of the present invention, the two poles of the earth structure of contact terminal can be realized by the way that a connecting wire is arranged
Series connection, can also realize being sequentially connected in series for three poles or more structure of contact terminal by the way that multiple connecting wires are arranged.
By taking interpolar connecting plate shown in Fig. 2 and multipole circuit breaker Matching installation shown in FIG. 1 as an example, led by three connections
Line is, it can be achieved that the connecting of adjacent a and the pole b structure of contact terminal, the connecting of adjacent b and the pole c structure of contact terminal, the adjacent pole c and d is touched
The series connection of header structure, to realize being sequentially connected in series for a, b, c, d quadrupole structure of contact terminal.
In one embodiment of the utility model, interpolar connecting plate 200 may also include at least one switch element, each
Switch element is correspondingly arranged with a connecting wire 220.Wherein, when the switching element is closed, corresponding connecting wire 220 connects
It is logical, when switch element disconnects, corresponding 220 disjunction of connecting wire.It is with the interpolar connecting plate shown in Fig. 2 of above-described embodiment
Example, as shown in fig. 6, switch element K1, K2 and K3 can be respectively set in three connecting wires 220, in this way, connecting in the interpolar
When plate and multipole circuit breaker Matching installation shown in FIG. 1, if K1 closure, K2 and K3 are disconnected, the two poles of the earth a, b structure of contact terminal string
Connection；If K1 is disconnected, K2 and K3 closure, tri- pole structure of contact terminal of b, c, d are sequentially connected in series；If K2 closure, K1 and K3 are disconnected,
B, the two poles of the earth c structure of contact terminal is connected ... can be realized between corresponding structure of contact terminal by switch element according to user demand as a result,
Series connection, i.e., the quantity of connecting wire, position determine in the case where, user can pass through the closing or opening of control switch element
To change the series-parallel relationship of multipole contact structure.
In conclusion according to the interpolar connecting plate for multipole circuit breaker of the utility model embodiment, by that will connect
Conducting wire is embedded in shell in advance, and corresponding to be used to be connected in multipole circuit breaker by the way that conductor pin is arranged at connecting wire both ends
Terminals are not necessarily to change the internal structure design of common multipole circuit breaker as a result, install interpolar outside multipole circuit breaker and connect
Fishplate bar can be realized the series connection of contact structure (i.e. breakpoint), applied widely and cost is relatively low.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of interpolar connecting plate for multipole circuit breaker, which is characterized in that the multipole circuit breaker includes pedestal and setting
Multipole contact structure on the pedestal, the both ends of each pole structure of contact terminal of the multipole circuit breaker are as two wiring
End, the interpolar connecting plate include:
Shell；
N number of connecting wire, N number of connecting wire are embedded in advance in the shell, wherein N is positive integer；
With N number of one-to-one N of connecting wire to conductor pin, each pair of conductor pin is respectively arranged at corresponding connecting wire
Both ends, a part of each conductor pin is connected with one end of the intracorporal connecting wire of the shell or the other end, another part
Expose except the shell,
When the interpolar connecting plate and the multipole circuit breaker Matching installation, the N passes through conductor pin disconnected with the multipole
Corresponding terminals are connected in the device of road, so that at least the two poles of the earth structure of contact terminal is connected in series in the multipole circuit breaker.
2. the interpolar connecting plate according to claim 1 for multipole circuit breaker, which is characterized in that the multipole circuit breaker
In multipole contact structure be arranged side by side, each pole structure of contact terminal include positioned at the multipole circuit breaker side upper terminals
With the lower terminals for the other side for being located at the multipole circuit breaker, wherein when the interpolar connecting plate and the multipole circuit breaker
When Matching installation, one in a pair of conductors column be connected with the upper terminals of a pole structure of contact terminal or lower terminals, another with
The upper terminals or lower terminals of another pole structure of contact terminal are connected, so that the pole structure of contact terminal and another pole structure of contact terminal phase
Series connection.
3. the interpolar connecting plate according to claim 2 for multipole circuit breaker, which is characterized in that the conductor pin and institute
It states terminals and is provided with clamping portion, so that the conductor pin is mutually clamped with corresponding terminals.
4. the interpolar connecting plate according to claim 2 for multipole circuit breaker, which is characterized in that the conductor pin opens up
There is threaded hole, so that the conductor pin is connected to a fixed with corresponding terminals will pass through screw.
5. the interpolar connecting plate according to claim 1 for multipole circuit breaker, which is characterized in that the connecting wire is
Copper bar.
6. the interpolar connecting plate according to claim 1 for multipole circuit breaker, which is characterized in that further include at least one
Switch element, each switch element are correspondingly arranged with a connecting wire, wherein right when switch element closure
The connecting wire answered is connected, when the switch element disconnects, corresponding connecting wire disjunction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820801065.XU CN208208691U (en) | 2018-05-25 | 2018-05-25 | Interpolar connecting plate for multipole circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820801065.XU CN208208691U (en) | 2018-05-25 | 2018-05-25 | Interpolar connecting plate for multipole circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208208691U true CN208208691U (en) | 2018-12-07 |
Family
ID=64515639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820801065.XU Active CN208208691U (en) | 2018-05-25 | 2018-05-25 | Interpolar connecting plate for multipole circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208208691U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511279A (en) * | 2018-05-25 | 2018-09-07 | 江苏明及电气股份有限公司 | Interpolar connecting plate for multipole circuit breaker |
-
2018
- 2018-05-25 CN CN201820801065.XU patent/CN208208691U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511279A (en) * | 2018-05-25 | 2018-09-07 | 江苏明及电气股份有限公司 | Interpolar connecting plate for multipole circuit breaker |
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