CN204464103U - A kind of switch on/off switch mechanism control circuit - Google Patents
A kind of switch on/off switch mechanism control circuit Download PDFInfo
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- CN204464103U CN204464103U CN201520206509.1U CN201520206509U CN204464103U CN 204464103 U CN204464103 U CN 204464103U CN 201520206509 U CN201520206509 U CN 201520206509U CN 204464103 U CN204464103 U CN 204464103U
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Abstract
The utility model provides a kind of switch on/off switch mechanism control circuit, comprise and control little bus L, it is characterized in that: the little bus L of described control is connected with change over switch S3, described change over switch connects and connects switch knob S1 and on the spot opening button S2 on the spot simultaneously, the described S1 of switch knob on the spot connects relay K 1, described opening button S2 on the spot connects relay K 2, described relay K 1 connects auxiliary normally closed switch S9.1 and relay K 1 auxiliary contact one K11 of main switch, described relay K 2 connects the auxiliary normal open switch S9.1 ' of main switch, the auxiliary normally closed switch S9.1 of described main switch is all connected the auxiliary switch S15 of the handle of serial connection with the auxiliary normal open switch S9.1 ' of main switch, the auxiliary switch S10 of cable chamber door auxiliary switch S13 and earthed switch.
Description
Technical field
The utility model relates to electronic circuit field, specifically, relates to a kind of switch on/off switch mechanism control circuit.
Background technology
There are many shortcomings in existing switching mechanism Electronic control loop, and one is that wiring is loaded down with trivial details, and wire size is many, and wiring workload is large, and failure rate is high.Another shortcoming is that IP degree of protection is poor, and when condensation is many, electric loop is easy to make moist and is short-circuited, and makes switch misoperation or is failure to actuate, to such an extent as to breaking down, and impact is produced, and serious also can cause human casualty accident.
Summary of the invention:
The technical problems to be solved in the utility model is to provide a kind of switch on/off switch mechanism control circuit, improves the stability of system, improves the degree of protection of control section, thus improves the security reliability of whole system.
A kind of switch on/off switch mechanism control circuit, comprise and control little bus L, it is characterized in that: the little bus L of described control is connected with change over switch S3, described change over switch connects and connects switch knob S1 and on the spot opening button S2 on the spot simultaneously, the described S1 of switch knob on the spot connects relay K 1, described opening button S2 on the spot connects relay K 2, described relay K 1 connects auxiliary normally closed switch S9.1 and relay K 1 auxiliary contact one K11 of main switch, described relay K 2 connects the auxiliary normal open switch S9.1 ' of main switch, the auxiliary normally closed switch S9.1 of described main switch is all connected the auxiliary switch S15 of the handle of serial connection with the auxiliary normal open switch S9.1 ' of main switch, the auxiliary switch S10 of cable chamber door auxiliary switch S13 and earthed switch, described relay K 2 is also by relay K 2 auxiliary contact one K21 and relay K 1 auxiliary contact two K12 connecting dividing motor Q, the little bus L of described control also connects described deciliter motor Q by relay K 2 auxiliary contact two K22.
As the further restriction to the technical program, the little bus L of described control connects the selection auxiliary switch S9 of main switch, and the selection auxiliary switch S9 of described main switch connects combined floodgate indicator light HD and separating brake indicator light LD respectively.
As the further restriction to the technical program, described change over switch S3 has 4 contacts.
As the further restriction to the technical program, described relay K 1 auxiliary contact two K12 has 4 contacts.
As the further restriction to the technical program, described relay K 2 auxiliary contact two K22 has 4 contacts.
As the further restriction to the technical program, the described S1 of switch knob on the spot two ends also meet external control switch S A, and the described two ends of opening button S2 on the spot also meet external control switch S B.
Compared with prior art, advantage of the present utility model and good effect are: the utility model is according to electric five anti-requirements, at the normally closed contact of auxiliary switch S10 often driving node, earthed switch of the normally closed node of auxiliary switch S15 of closing circuit series connection handle, cable chamber door auxiliary switch S13, ensure to only have that cable chamber door is closed, earthed switch is in open position and just can carries out closing operation.The utility model realizes the electric operating that electrical interlock realizes switch on/off switch mechanism, enables switch remote operation, realizes the automation of distribution.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present utility model.
Embodiment:
Below in conjunction with embodiment, further illustrate the utility model.
See Fig. 1, the utility model comprises the little bus L of control, the little bus L of described control is connected with change over switch S3, described change over switch connects and connects switch knob S1 and on the spot opening button S2 on the spot simultaneously, the described S1 of switch knob on the spot connects relay K 1, described opening button S2 on the spot connects relay K 2, described relay K 1 connects auxiliary normally closed switch S9.1 and relay K 1 auxiliary contact one K11 of main switch, described relay K 2 connects the auxiliary normal open switch S9.1 ' of main switch, the auxiliary normally closed switch S9.1 of described main switch is all connected the auxiliary switch S15 of the handle of serial connection with the auxiliary normal open switch S9.1 ' of main switch, the auxiliary switch S10 of cable chamber door auxiliary switch S13 and earthed switch, described relay K 2 is also by relay K 2 auxiliary contact one K21 and relay K 1 auxiliary contact two K12 connecting dividing motor Q, the little bus L of described control also connects described deciliter motor Q by relay K 2 auxiliary contact two K22.
The little bus L of described control connects the selection auxiliary switch S9 of main switch, and the selection auxiliary switch S9 of described main switch connects combined floodgate indicator light HD and separating brake indicator light LD respectively.
Described change over switch S3 has 4 contacts.
Described relay K 1 auxiliary contact two K12 has 4 contacts.
Described relay K 2 auxiliary contact two K22 has 4 contacts.
The described S1 of switch knob on the spot two ends also meet external control switch S A, and the described two ends of opening button S2 on the spot also meet external control switch S B.
When distant place switch pushes with regard to position on the spot, press switch knob S1 on the spot, relay K 1 coil obtains electric, and relay K 1 auxiliary contact are often opened normally closed, the normally closed change of change and often opened, and relay K 1 auxiliary contact one K11 closes, relay K 1 self-locking, relay K 1 auxiliary contact two K12 closes, and motor Q obtains electric combined floodgate, and the selection auxiliary switch S9 auxiliary contact 1,2 of main switch disconnect, 1,4 close, HD is bright for combined floodgate indicator light; After closing a floodgate, the auxiliary normally closed switch S9.1 of main switch assists normally closed 1,2 to disconnect, and 3,4 close, relay K 1 coil losing electricity, and auxiliary contact return to normal, and closing circuit disconnects, and motor Q stops action.Then opening button S2 is on the spot pressed, relay K 2 coil obtains electric, relay K 2 auxiliary contact are often opened normally closed, the normally closed change of change and are often opened, relay K 2 auxiliary contact two K22 closes, motor Q obtains electric separating brake, the selection auxiliary switch S9 auxiliary contact 1,2 of main switch close, and 1,4 disconnect, and LD is bright for separating brake indicator light; After separating brake, the auxiliary normal open switch S9.1 ' of main switch disconnects, relay K 2 coil losing electricity, and auxiliary contact return to normal, and sub-gate circuit disconnects, and motor Q stops action.
Claims (6)
1. a switch on/off switch mechanism control circuit, comprise and control little bus L, it is characterized in that: the little bus L of described control is connected with change over switch S3, described change over switch connects and connects switch knob S1 and on the spot opening button S2 on the spot simultaneously, the described S1 of switch knob on the spot connects relay K 1, described opening button S2 on the spot connects relay K 2, described relay K 1 connects auxiliary normally closed switch S9.1 and relay K 1 auxiliary contact one K11 of main switch, described relay K 2 connects the auxiliary normal open switch S9.1 ' of main switch, the auxiliary normally closed switch S9.1 of described main switch is all connected the auxiliary switch S15 of the handle of serial connection with the auxiliary normal open switch S9.1 ' of main switch, the auxiliary switch S10 of cable chamber door auxiliary switch S13 and earthed switch, described relay K 2 is also by relay K 2 auxiliary contact one K21 and relay K 1 auxiliary contact two K12 connecting dividing motor Q, the little bus L of described control also connects described deciliter motor Q by relay K 2 auxiliary contact two K22.
2. switch on/off switch mechanism control circuit according to claim 1, is characterized in that: the little bus L of described control connects the selection auxiliary switch S9 of main switch, and the selection auxiliary switch S9 of described main switch connects combined floodgate indicator light HD and separating brake indicator light LD respectively.
3. switch on/off switch mechanism control circuit according to claim 1, is characterized in that: described change over switch S3 has 4 contacts.
4. switch on/off switch mechanism control circuit according to claim 1, is characterized in that: described relay K 1 auxiliary contact two K12 has 4 contacts.
5. switch on/off switch mechanism control circuit according to claim 1, is characterized in that: described relay K 2 auxiliary contact two K22 has 4 contacts.
6. switch on/off switch mechanism control circuit according to claim 1, is characterized in that: the described S1 of switch knob on the spot two ends also meet external control switch S A, and the described two ends of opening button S2 on the spot also meet external control switch S B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520206509.1U CN204464103U (en) | 2015-04-08 | 2015-04-08 | A kind of switch on/off switch mechanism control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520206509.1U CN204464103U (en) | 2015-04-08 | 2015-04-08 | A kind of switch on/off switch mechanism control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204464103U true CN204464103U (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520206509.1U Active CN204464103U (en) | 2015-04-08 | 2015-04-08 | A kind of switch on/off switch mechanism control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204464103U (en) |
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2015
- 2015-04-08 CN CN201520206509.1U patent/CN204464103U/en active Active
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