CN1829020B - Function unit of control center - Google Patents
Function unit of control center Download PDFInfo
- Publication number
- CN1829020B CN1829020B CN2005100959512A CN200510095951A CN1829020B CN 1829020 B CN1829020 B CN 1829020B CN 2005100959512 A CN2005100959512 A CN 2005100959512A CN 200510095951 A CN200510095951 A CN 200510095951A CN 1829020 B CN1829020 B CN 1829020B
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- CN
- China
- Prior art keywords
- control line
- functional unit
- electronic relay
- control
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Patch Boards (AREA)
- Trip Switchboards (AREA)
Abstract
Control center functional element is loaded with main circuit apparatus bearing movement and protection and the electric relay for controlling. The functional element comprises controlling line connecting terminal board arranged in front of the functional element and linked with exterior equipment. Join all the wirings of electric relay input/output contacts with appointed terminals of the controlling line connecting terminal board, at the same time, educe exterior controlling line selectively from other terminals bearing the same electric potential with the appointed terminals and any terminal corresponding to controlling circuit change.
Description
Technical field
The present invention relates to the motor of uses such as power station is started the functional unit of the control centre of control and protection, relate in particular to the functional unit that has made up electronic relay or electronics multiplexer (MUX (hereinafter referred to as electronic relay).
Background technology
Fig. 7 represents the stereogram of control centre; the 1st, the casing of control centre; 1a is the front panel that a plurality of functional units of disposing on the above-below direction of casing are used; the 2nd, be placed on the functional unit of the inside of described front panel 1a, constitute the control unit that not shown motor circuit is carried out start-stop control and protection usefulness respectively.Prior function unit 2 for example patent documentation 1 is described such, according to the control circuit structure, the wiring of isolating with equipment in the unit such as circuit breaker, electromagnetic switch, relay is distributed, make with external control line link daughter board to be connected, thereby constitute control circuit.
In addition, use electronic relay 3 to replace relay recently, by rewriteeing simple program is trapezoid figure program, can easily change circuit structure, yet usually in the input and output contact of this electronic relay, the contact part ground that only is necessary is fetched into the outside by connector, and is undertaken and being connected of outside electric equipment by control line link daughter board.
Te Kaiping 06-153329 communique (Fig. 1)
Summary of the invention
Because having the control centre of existing electronic relay constitutes as mentioned above, so when changing the control circuit structure of functional unit, can solve from software by the trapezoid figure program that changes in the electronic relay, though but owing to confirm circuit structure according to the structure of control circuit from the wiring of existing electronic relay, but only necessity part is connected with control line link daughter board, so the problem that exists is, when the control circuit structural change takes place when, need to connect new additional wiring, take off unwanted wiring, and append terminal board etc.
Fig. 8 represents the change example of the control circuit structure in the existing electronic relay.For example, suppose to change the structure that a contact 18 that constitutes on the software by electronic relay inside and b contact 19 constitute, promptly remove b contact 19, append c contact 20 then.In this case, by changing trapezoid figure program, though can realize contact circuit simply, yet about wiring to control line link daughter board, in 4 terminal boards 21 shown in Figure 9, must the dismantle wiring 22 of unwanted contact is appended a terminal board 21a to 4 original terminal boards 21, connects the wiring 23 of the contact of newly appending then.In addition, as shown in figure 10, even number of contacts has under the situation of terminal board 24 of surplus, the wiring 23 of the contact of also must connection newly appending.In addition, in Fig. 9 and Figure 10, terminal E1～E7 is corresponding with the terminal at each two ends, contact of using of each input and output of adorning in as shown in Figure 8 the electronic relay respectively.
If the performance of electronic relay is low, and the wiring of input and output contact is few, then also can be enough to tackle with this mode.Yet, high performance along with electronic relay, because the increase of operable function and the increase of wiring correspondingly, so if select the necessary control line as mentioned above like that, confirm circuit structure on one side, be connected with control line link daughter board on one side, such operation is with the expensive time.In addition, under the situation that the control circuit structural change takes place, also increase owing to the control line that takes off unwanted wiring and append, so newly-increased again wiring operation is very difficult, the non-constant of operability.The change of the control circuit of control centre is the normal thing that takes place, because the operating efficiency of existing wire laying mode is poor, if repeatedly connect up, then the possibility of wiring error is very high again.
The present invention finishes in order to solve relevant issues, its objective is that only changing the interior trapezoid figure program of electronic relay when realizing a kind of assembling function unit just can tackle more kinds of control circuit structures, to the change of control circuit structure, realize the new functional unit structure that does not need to change the wiring in the functional unit and append the control centre of hardware by like this.
The present invention is the functional unit that comprises the functional unit structure; in load start-stop and the protection functional unit of control with the control centre of electronic relay with main circuit equipment and described load is housed; comprise the front that is installed in described functional unit, carry out with external equipment between the control line link daughter board that is connected; the terminal of whole wirings of the input and output contact of described electronic relay with the appointment of control line link daughter board is connected, draws the external control line from having simultaneously with other any terminal of the terminal same potential of described appointment.
The effect that has in the functional unit of the control centre that the present invention is correlated with is, because when the assembling function unit, whole input and output contact of electronic relay is connected with the appointed part of control line link daughter board, the operator inserts with splicing ear the external control line of the appointment corresponding with the change of control circuit structure from the surface of functional unit and extracts, and tackles the various control circuit structure simply by the trapezoid figure program that can only change electronic relay inside like this.
Description of drawings
Fig. 1 is the front view of functional unit of the control centre of expression form of implementation 1 of the present invention.
Fig. 2 is the upward view of functional unit of the control centre of expression form of implementation 1 of the present invention.
Fig. 3 is the section plan that expression is seen from the top of the functional unit of the control centre of form of implementation 1 of the present invention.
Fig. 4 is wiring and the terminal board structure chart when changing control circuit structure of the present invention.
Fig. 5 is the stereogram of the integral body of expression control line link daughter board of the present invention.
Fig. 6 is the side cutaway view of the same described control line link daughter board of expression.
Fig. 7 represents the overall structure figure of control centre.
Fig. 8 is the skeleton diagram that expression changes an example of control circuit structure.
Fig. 9 is wiring and the terminal board structure chart when changing existing control circuit structure.
Figure 10 is wiring and the terminal board structure chart when changing existing other control circuit structure.
Embodiment
Form of implementation 1.
Fig. 1 represents the front view of functional unit of the control centre of form of implementation 1 of the present invention, and Fig. 2 represents the upward view of this functional unit equally, and Fig. 3 is the section plan of functional unit part of the control centre of expression form of implementation 1 of the present invention.
Expression respectively among the figure, the 2nd, functional unit, the 3rd, electronic relay, the 4th, the brace that is divided into 2 by inside contacts with bus 17, and accept the terminals of three-phase feed, the primary circuit route that 4a is that an end is connected with described terminals 4, the other end and isolation are connected with the input terminal 5a of circuit breaker 5, the 6th, the substrate that erection unit is used.
Functional unit such as following formation.Above-mentioned isolation is installed on the above-mentioned substrate 6 with circuit breaker 5, and the direction of input terminal 5a and lead-out terminal 5b is made as left and right directions, and each devices spaced apart horizontal arrangement on above-below direction of three-phase.7 are mounted in the electromagnetic switch on the aforesaid substrate 5, and the direction of input terminal 7a and lead-out terminal 7b is made as left and right directions, and each devices spaced apart horizontal arrangement on above-below direction of three-phase.4b connects the primary circuit route of above-mentioned isolation with the input terminal 7a of the lead-out terminal 5b of circuit breaker 5 and above-mentioned electromagnetic switch 7; the 8th, between above-mentioned circuit breaker 5 and above-mentioned electromagnetic switch 7, be positioned at the current sensor of installing on the substrate 6 (current transformer); make and pass above-mentioned primary circuit route 4b, in the protection that utilizes the signal of this current sensor senses to be input to carry out circuit and the electronic relay 3 of control.
The 9th, be positioned at functional unit 2 the front lower place part, be fixed on the control line link daughter board on the terminal board mounting panel 10 that vertically stretches out from the sidewall 2a of functional unit 2 with screw etc.The 11st, the cable that is connected with not shown load bends to approximate right angle to the leading section of this cable from the lead-out terminal 7b of above-mentioned electromagnetic switch 7, and overhangs to the below of control centre along the sidepiece of functional unit 2, is drawn out to the outside then.
In addition, the 12nd, from the operation handle that switch on and off of the above-mentioned isolation of outside previous action with circuit breaker, the part of this handle 12 and above-mentioned electronic relay 3 adopts the structure (with reference to figure 3) of stretching out from front panel 1a.
Then, the control wiring that only changes the electronic relay 3 that trapezoid figure program just can corresponding various control circuit structure is described.Has the trapezoid figure program that constitutes by software in the inside of electronic relay 3, draw by connector 13 whole input and output contact of this trapezoid figure program, whole these lead-out wirings 14 are connected with splicing ear 9b with the electronic relay one side wiring at the back side of the control line link daughter board 9 of the front lower place that is installed in functional unit 2, on the other hand, the external control line on the surface of external control line 15 by being inserted into control line link daughter board 9 connects with splicing ear 9a.
Fig. 5 represents the stereogram of above-mentioned control line link daughter board 9, Fig. 6 represents the side cutaway view of described control line link daughter board 9, as mentioned above, the wiring 14 of drawing from whole input and output contact of electronic relay 3 overleaf is inserted into the rear terminal 9b of control line link daughter board 9 and connects.On the other hand,, the external control line 15 of needs inserted wherein connect with splicing ear 9a (two rows among the figure) at the external control line of a plurality of and above-mentioned terminal 9b of surface configuration same potential.In addition, covered in the insertion portion of this external control line 15 for fail safe and the insulating case 16 of strengthening usefulness.
In the functional unit 2 of the control centre that constitutes like this, if the example when enumerating the control circuit structural change shown in the figure, then as shown in Figure 4, because the input and output contact E1～E8 of electronic relay 3 all is connected with control line link daughter board 9, so just can tackle simply as long as change external control line 15, and not need change wiring in addition and the change of appending hardware such as terminal board without exception.Therefore, can the short time in the urgent change of reply, and then, because can the reduction of erection time, perhaps can change, so have the effect that reduces cost by the user to the transformation of existing control centre.
In addition, owing to when assembling function unit 2, the back side of the whole wirings in the functional unit 2 with control line link daughter board 9 is connected, so its structure is complicated wiring not occur on the surface, the user can easily be connected external control line 15 with surperficial terminal 9a.In addition, because by whole input and output contact of electronic relay 3 is connected with the terminal of the appointment of control line link daughter board 9, carry out the identical wiring operation with the structure-irrelevant of control circuit, so have the effect that can improve operating efficiency and suppress the incorrect link of wiring.In addition, owing to can make the control line link daughter board of the intact line of cloth in advance, so can shorten the functional unit production process.In addition, be certain because the wiring of control line link daughter board 9 distributes, so when changing the control circuit structure, can not be at a loss because of the connecting portion of external control line with terminal 9a.
Label declaration
1: control centre's casing
2: functional unit
3: electronic relay
4: terminals
4a and 4b: primary circuit route
5: the isolation breaker
6: installation base plate
7: electromagnetic switch
8: current sensor
9: control line link daughter board
10: the terminal board mounting panel
11: cable
12: the breaker operator handle
13: connector
14: the wiring of drawing from electronic relay
15: the external control line
16: insulating case
Claims (4)
1. the functional unit of a control centre is characterized in that,
In holding load break-make and protection the functional unit of control with the control centre of electronic relay with main circuit equipment and described load; comprise the front that is installed in described functional unit; carry out with external equipment between the control line link daughter board that is connected; the terminal of the wiring corresponding with each input and output contact of described electronic relay with the appointment of described control line link daughter board is connected; from have other the terminal with the described control line splicing ear of the terminal same potential of described appointment, draw the external control line selectively simultaneously from changing corresponding any terminal with control circuit.
2. the functional unit of control centre as claimed in claim 1 is characterized in that,
The wiring by the back side of the control line link daughter board of connector lead-out wiring of drawing and the front that is installed in described functional unit is connected with splicing ear from each input and output contact of described electronic relay, on the other hand, the external control line is connected with splicing ear with external control line on the surface of described control line link daughter board selectively.
3. the functional unit of control centre as claimed in claim 1 is characterized in that,
Each lead-out wiring of drawing from described electronic relay respectively with electronic relay in the corresponding connection in controlled input and output contact adorned.
4. the functional unit of control centre as claimed in claim 1 is characterized in that,
Described electronic relay has the trapezoid figure program that is made of software in inside.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005061005A JP4726514B2 (en) | 2005-03-04 | 2005-03-04 | Control center function unit |
| JP2005-061005 | 2005-03-04 | ||
| JP2005061005 | 2005-03-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1829020A CN1829020A (en) | 2006-09-06 |
| CN1829020B true CN1829020B (en) | 2010-12-15 |
Family
ID=36947215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100959512A Expired - Fee Related CN1829020B (en) | 2005-03-04 | 2005-08-24 | Function unit of control center |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4726514B2 (en) |
| CN (1) | CN1829020B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009128144A1 (en) * | 2008-04-16 | 2009-10-22 | 三菱電機株式会社 | Functional unit for disc device and disc device |
| JP5190407B2 (en) * | 2009-04-20 | 2013-04-24 | 三菱電機株式会社 | Functional unit and control center |
| JP5388714B2 (en) * | 2009-06-16 | 2014-01-15 | 三菱電機株式会社 | Functional unit and control center |
| CN110890711A (en) * | 2019-12-18 | 2020-03-17 | 常州新苑星电器有限公司 | Removable three-position operation function unit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2199614Y (en) * | 1994-01-24 | 1995-05-31 | 李克厚 | A-D full-rail fixed terminal combined distributing box |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4844818Y1 (en) * | 1968-05-08 | 1973-12-24 | ||
| JPS59161304A (en) * | 1983-03-01 | 1984-09-12 | Toyo Soda Mfg Co Ltd | Selective herbicide |
| JPS59161304U (en) * | 1983-04-14 | 1984-10-29 | 株式会社東芝 | closed switchboard |
| JPH0763203B2 (en) * | 1985-12-24 | 1995-07-05 | 三菱化学株式会社 | Relay board |
| JPH0631081U (en) * | 1992-07-23 | 1994-04-22 | 株式会社明電舎 | Terminal connection device and switchboard using this device |
| JPH06153329A (en) * | 1992-11-10 | 1994-05-31 | Mitsubishi Electric Corp | Control center |
| JP3820596B2 (en) * | 1993-01-26 | 2006-09-13 | 松下電工株式会社 | Controller for control panel |
| JPH099424A (en) * | 1995-06-22 | 1997-01-10 | Toshiba Corp | Control panel of front maintenance structure, and its rack mounting and removing device |
| JP3714794B2 (en) * | 1998-05-11 | 2005-11-09 | 三菱電機株式会社 | Front maintenance structure control panel |
| JP2003263204A (en) * | 2002-03-11 | 2003-09-19 | Nippei Toyama Corp | Control panel for machine tool |
-
2005
- 2005-03-04 JP JP2005061005A patent/JP4726514B2/en active Active
- 2005-08-24 CN CN2005100959512A patent/CN1829020B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2199614Y (en) * | 1994-01-24 | 1995-05-31 | 李克厚 | A-D full-rail fixed terminal combined distributing box |
Non-Patent Citations (3)
| Title |
|---|
| JP特开2000-13929A 2000.01.14 |
| JP特开2001-204110A 2001.07.27 |
| JP特开平6-153329A 1994.05.31 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4726514B2 (en) | 2011-07-20 |
| JP2006246651A (en) | 2006-09-14 |
| CN1829020A (en) | 2006-09-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20101215 Termination date: 20190824 |