CN106154970A - A kind of jiggering controls loop - Google Patents
A kind of jiggering controls loop Download PDFInfo
- Publication number
- CN106154970A CN106154970A CN201610787974.8A CN201610787974A CN106154970A CN 106154970 A CN106154970 A CN 106154970A CN 201610787974 A CN201610787974 A CN 201610787974A CN 106154970 A CN106154970 A CN 106154970A
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- China
- Prior art keywords
- jiggering
- switch
- electric switch
- loop
- relay
- 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.)
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14022—Dual IN, dual plc with dual OUT comparator, dual AND, dual OUT
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Safety Devices In Control Systems (AREA)
- Programmable Controllers (AREA)
Abstract
The invention provides a kind of jiggering and control loop, belong to equipment security technology area, it is possible to increase the safety during jiggering.This jiggering controls loop and includes that two jiggering branch roads and two electromagnetic valves, every described jiggering branch road connect a described electromagnetic valve respectively；Every described jiggering branch road is all in series with the first electric switch and by compressing switch；When described first electric switch in a described jiggering branch road and described all close by compressing switch time, electromagnetic valve loop-coupled with this jiggering is opened；Said two electromagnetic valve is series in the gas circuit controlling main frame clutch, when said two electromagnetic valve is all opened, and described main frame clutch adhesive.The equipment such as the present invention can be used for printing, manufacture control scene.
Description
Technical field
The present invention relates to equipment security technology area, control loop in particular to a kind of jiggering.
Background technology
In the equipment of industrial product, turbine and worm mechanism is often used to drive crank-motion.When equipment pressure is relatively big and
When the speed of service is slower, it is easy to during crank-motion to peak skid because being short of power, causes crank stuck, it is impossible to continue
Reforwarding is moved, and i.e. occurs in that vexed car phenomenon.Now it is necessary to carry out artificial jiggering, equipment is made to recover operating.
As it is shown in figure 1, existing jiggering control mode is, in order to first safety must stop mair motor, then by one
Operator install jiggering spanner, another operator pin jiggering button SB always.Now, jiggering button SB is in
Down state, and jiggering detection sensor SQ also to be able to detect that jiggering spanner is installed correct, then programmable logic controller (PLC)
(Programmable Logic Controller is called for short PLC) receives closure signal and the jiggering detection biography of jiggering button SB
After the installation correct signal of sensor SQ, high level will be exported to relay K.After relay K invocation point, make by relay K control
Normally opened contact K ' Guan Bi, order electromagnetic valve Y obtains electric, thus turns on the gas circuit of main frame clutch, makes main frame clutch adhesive.Again
Jiggering spanner is rotated, so that it may so that main frame leaves card dead position, complete jiggering by operator.
But, during jiggering, control system is in "on" position, if relay K or the output contact of PLC
Adhesion, it will causing the exception of equipment to start, this is breakneck.Therefore, in existing jiggering control mode, there is safety
The technical problem that property is relatively low.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of jiggering and control loop, it is possible to increase the peace during jiggering
Quan Xing.
Embodiments provide a kind of jiggering and control loop, including two jiggering branch roads and two electromagnetic valves, every
Described jiggering branch road connects a described electromagnetic valve respectively；
Every described jiggering branch road is all in series with the first electric switch and by compressing switch；
When described first electric switch in a described jiggering branch road and described all close by compressing switch time, with this jiggering
Loop-coupled electromagnetic valve is opened；
Said two electromagnetic valve is series in the gas circuit controlling main frame clutch, when said two electromagnetic valve is all opened,
Described main frame clutch adhesive.
Embodiments provide this jiggering and control the first possible embodiment in loop, wherein, this jiggering control
Loop processed also include respectively with two operating branch roads of described two jiggering branch circuit parallel connections, and every described operating branch road connects respectively
Connect a described electromagnetic valve；
Every described operating branch road is all in series with the second electric switch；
When the second electric switch in a described operating branch road closes, electromagnetic valve loop-coupled with this operating is beaten
Open.
Embodiments provide the embodiment that the second in this jiggering control loop is possible, wherein, this jiggering control
Loop processed also includes main switch；
When described main switch closes, described first electric switch disconnects, described second electric switch Guan Bi；
When described main switch closes, described first electric switch Guan Bi, described second electric switch disconnects.
Embodiments provide this jiggering and control the third possible embodiment in loop, wherein, described always open
Close as key switch.
Embodiments provide this jiggering and control the 4th kind of possible embodiment in loop, wherein, this jiggering control
Loop processed also includes the first relay being connected with described main switch；
When described main switch closes, described first relay obtains electric, and described first electric switch disconnects.
Embodiments provide this jiggering and control the 5th kind of possible embodiment in loop, wherein, described first
The normally closed switch that electric switch is controlled by described first relay.
Embodiments provide this jiggering and control the 6th kind of possible embodiment in loop, wherein, this jiggering control
Loop processed also includes logic control element, the second relay and the 3rd relay；
Described second relay connects the outfan of described logic control element；
Described 3rd relay connects described main switch, and the 3rd electric switch that described 3rd relay is controlled connects institute
State the input of logic control element；
When described main switch closes, described 3rd relay obtains electric, described 3rd electric switch Guan Bi, described logic control
Unit processed output high level, described second relay obtains electric, described second electric switch Guan Bi.
Embodiments provide this jiggering and control the 7th kind of possible embodiment in loop, wherein, described second
The normal open switch that electric switch is controlled by described second relay.
Embodiments provide this jiggering and control the 8th kind of possible embodiment in loop, wherein, the described 3rd
The normal open switch that electric switch is controlled by described 3rd relay.
Embodiments provide this jiggering and control the 9th kind of possible embodiment in loop, wherein, described pressing
Switch is foot switch.
The embodiment of the present invention brings following beneficial effect: the jiggering that the embodiment of the present invention provides controls loop and includes two
Bar jiggering branch road, and two electromagnetic valves being connected with every jiggering branch road respectively.Wherein, every jiggering branch road is all in series with
First electric switch and by compressing switch, and the first electric switch and being closed at by compressing switch, just can open corresponding electromagnetic valve.
And two electromagnetic valves also must be opened simultaneously, gas circuit could be turned on, make main frame clutch adhesive.Therefore, the embodiment of the present invention carries
The jiggering of confession controls loop, have employed the mode that double branch road controls, and only a branch road breaks down, or an electromagnetic valve occurs
During fault, it is not result in that unit exception starts such that it is able to significantly improve the safety during jiggering.
Other features and advantages of the present invention will illustrate in the following description, and, partly become from description
Obtain it is clear that or understand by implementing the present invention.The purpose of the present invention and other advantages are at description, claims
And specifically noted structure realizes and obtains in accompanying drawing.
For making the above-mentioned purpose of the present invention, feature and advantage to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by embodiment required use attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, and it is right to be therefore not construed as
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to this
A little accompanying drawings obtain other relevant accompanying drawings.
Fig. 1 shows the schematic diagram of existing jiggering control mode；
Fig. 2 shows that the jiggering that the embodiment of the present invention is provided controls the schematic diagram in loop；
Fig. 3 show the embodiment of the present invention in electromagnetic valve gas circuit connect schematic diagram.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
Middle accompanying drawing, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only
It is a part of embodiment of the present invention rather than whole embodiments.Therefore, enforcement to the present invention provided in the accompanying drawings below
The detailed description of example is not intended to limit the scope of claimed invention, but is merely representative of the selected enforcement of the present invention
Example.Based on embodiments of the invention, it is all that those skilled in the art are obtained on the premise of not making creative work
Other embodiments, broadly fall into the scope of protection of the invention.
At present during jiggering, control system is in "on" position, if relay K or the output contact of PLC
Adhesion, it will causing the exception of equipment to start, this is breakneck.Therefore, in existing jiggering control mode, there is safety
The technical problem that property is relatively low.
Based on this, a kind of jiggering that the embodiment of the present invention provides controls loop, it is possible to increase the safety during jiggering.
As in figure 2 it is shown, the embodiment of the present invention provides a kind of jiggering to control loop, including two jiggerings branch road L2, L4 and two
Individual electromagnetic valve Y1, Y2, wherein every jiggering branch road connects an electromagnetic valve respectively.From figure 2 it can be seen that jiggering branch road L2,
One end of L4 connects 24V power end, and the other end of jiggering branch road L2 connects the other end of electromagnetic valve Y1, jiggering branch road L4 and connects electricity
Magnet valve Y2, another termination 0V power end of electromagnetic valve Y1, Y2.
Every jiggering branch road L2, L4 are all in series with the first electric switch K1 ' and by the SB1 that compresses switch, when a jiggering props up
The first electric switch K1 ' in road and when closing by the SB1 that compresses switch, electromagnetic valve loop-coupled with this jiggering is opened.The most just
It is that, when as the first electric switch K1 ' in jiggering branch road L2 and all closing by the SB1 that compresses switch, electromagnetic valve Y1 just can open；Work as dish
The first electric switch K1 ' in car branch road L4 and when closing by the SB1 that compresses switch, electromagnetic valve Y2 just can open.
As a preferred version, it is foot switch by the SB1 that compresses switch.During jiggering, operator can be with double
Foot slam two by the SB1 that compresses switch, utilize jiggering spanner to carry out jiggering operation simultaneously.Therefore, the embodiment of the present invention is used to provide
Jiggering control loop, only need bit manipulation personnel can complete jiggering operation, thus improve jiggering simple operation.
As it is shown on figure 3, two electromagnetic valves Y1, Y2 are series in the gas circuit controlling main frame clutch, specifically it is connected on gas
Between road total valve SB3 and main frame clutch Y3, therefore when two electromagnetic valves Y1, Y2 open, main frame clutch Y3 ability
Adhesive.
Further, the jiggering that the embodiment of the present invention provides controls in loop, also include respectively with two jiggering branch roads
Two operatings branch road L1, L3 that L2, L4 are in parallel.Because branch road L1, L3 are in parallel with jiggering branch road L2, L4 respectively in operating, so fortune
Turn branch road L1, L3 and connect electromagnetic valve Y1, Y2 the most respectively.
Every operating branch road L1, L3 are all in series with the second electric switch K2 '.When second in an operating branch road is electric
During K2 ' switch Guan Bi, electromagnetic valve loop-coupled with this operating is opened.It is, when second in operating branch road L1 electrically opens
When closing K2 ' Guan Bi, electromagnetic valve Y1 opens；When the second electric switch K2 ' in the branch road L3 that operates closes, electromagnetic valve Y2 beats
Open.
Jiggering branch road L2, L4 are that respectively electromagnetic valve Y1, Y2 powers when carrying out jiggering；Operating branch road L1, L3 are to set
During standby normal operation, respectively electromagnetic valve Y1, Y2 powers.
The jiggering that the embodiment of the present invention provides controls also to include main switch SB2 in loop, as a preferred version, always opens
Pass SB2 is key switch.When main switch SB2 closes, the first electric switch K1 ' disconnects, the second electric switch K2 ' Guan Bi；When
During main switch SB2 Guan Bi, the first electric switch K1 ' Guan Bi, the second electric switch K2 ' disconnects.
Concrete, the jiggering that the embodiment of the present invention provides controls also to include that be connected with main switch SB2 first continues in loop
Electrical equipment K1, the normally closed switch that the first electric switch K1 ' is controlled by the first relay K 1.When main switch SB2 closes, first continues
Electrical equipment K1 obtains electric, and the first electric switch K1 ' disconnects.
The jiggering that the embodiment of the present invention provides controls also to include logic control element, the second relay K 2 and the 3rd in loop
Relay K 3, logic control element is preferably PLC.Second relay K 2 connects the outfan of PLC, and the 3rd relay K 3 connects always
Switch SB2, the 3rd electric switch K3 ' that the 3rd relay K 3 is controlled connect the input of logic control element PLC.
When main switch closes, the 3rd relay obtains electric K3, and the 3rd electric switch K3 ' Guan Bi, logic control element PLC is defeated
Going out high level, the second relay K 2 obtains electric, makes the second electric switch K2 ' Guan Bi.
Preferably, the normal open switch that the second electric switch K2 ' is controlled by the second relay K 2, the 3rd electric switch K3 '
The normal open switch controlled by the 3rd relay K 3.
The concrete application process that the jiggering that the embodiment of the present invention provides controls loop is as follows:
When equipment runs well, main switch SB2 closes, i.e. key inserts key switch and is positioned at make position, and first
Relay K 1 and the 3rd relay K 3 are all in obtaining electricity condition.
The 3rd electric switch K3 ' Guan Bi that 3rd relay K 3 is controlled, makes logic control element PLC obtain electric.Logic control
Unit PLC processed exports high level to the second relay K 2, makes the second relay K 2 obtain electric, the second electric switch K2 ' Guan Bi.
Meanwhile, the first electric switch K1 ' that the first relay K 1 is controlled disconnects, and makes jiggering branch road L2, L4 open circuit.
Now, electromagnetic valve Y1 obtains electric by operating branch road L1, and electromagnetic valve Y1 opens；Electromagnetic valve Y2 is obtained by operating branch road L3
Electricity, electromagnetic valve Y2 opens.Main frame clutch Y3 can be connected with gas circuit total valve SB3 by gas circuit, main frame clutch Y3 adhesive,
Whole equipment is enable to run well.
When equipment needs jiggering, main switch SB2 disconnects, i.e. key inserts key switch and is positioned at open position, or
Having extracted key from key switch, the first relay K 1 and the 3rd relay K 3 are all in off-position.
The 3rd electric switch K3 ' that 3rd relay K 3 is controlled disconnects, and makes logic control element PLC power-off.Therefore
Two relay K 2 power-off, the second electric switch K2 ' disconnects, makes operating branch road L1, L3 open circuit.
Meanwhile, the first electric switch K1 ' Guan Bi that the first relay K 1 is controlled, then stepped on two pressings by operator
Switch SB1, can make jiggering branch road L2, L4 turn on.
Now, electromagnetic valve Y1 obtains electric by jiggering branch road L2, and electromagnetic valve Y1 opens；Electromagnetic valve Y2 is obtained by jiggering branch road L4
Electricity, electromagnetic valve Y2 opens.Main frame clutch Y3 can be connected with gas circuit total valve SB3 by gas circuit, main frame clutch Y3 adhesive,
Thus carry out jiggering operation.
The jiggering that the embodiment of the present invention provides controls loop and includes two jiggerings branch road L2, L4, and respectively with every
Two electromagnetic valves Y1, Y2 that jiggering branch road L2, L4 connect.Wherein, every jiggering branch road L2, L4 are all in series with first electrically to open
Close K1 ' and by the SB1 that compresses switch, and the first electric switch K1 ' and being closed at by the SB1 that compresses switch, just can open corresponding electromagnetism
Valve.And two electromagnetic valves Y1, Y2 also must open simultaneously, gas circuit could be turned on, make main frame clutch Y3 adhesive.Therefore, this
The jiggering that bright embodiment provides controls loop, have employed the mode that double branch road controls, and only a branch road breaks down, or one
When electromagnetic valve breaks down, it is not result in that unit exception starts such that it is able to significantly improve the safety during jiggering.
Additionally, the jiggering that the embodiment of the present invention provides controls in loop, circuit part is mutually isolated with air path part, therefore
Safety when equipment operation and jiggering can be improved further, it is possible to effectively protect the control system of equipment.
It should be noted that in the description of the embodiment of the present invention, term " " center ", " on ", D score, "left", "right",
Orientation or the position relationship of the instruction such as " vertically ", " level ", " interior ", " outward " are based on orientation shown in the drawings or position relationship,
It is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or element must have specific
Orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.Additionally, term " first ",
" second ", " the 3rd " are only used for describing purpose, and it is not intended that indicate or hint relative importance.
It addition, in the description of the embodiment of the present invention, unless otherwise clearly defined and limited, term " is installed ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can
To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term is at this with concrete condition
Concrete meaning in invention.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with scope of the claims.
Claims (10)
1. a jiggering controls loop, it is characterised in that including two jiggering branch roads and two electromagnetic valves, every described jiggering props up
Road connects a described electromagnetic valve respectively；
Every described jiggering branch road is all in series with the first electric switch and by compressing switch；
When described first electric switch in a described jiggering branch road and described all close by compressing switch time, with this jiggering loop
The electromagnetic valve connected is opened；
Said two electromagnetic valve is series in the gas circuit controlling main frame clutch, when said two electromagnetic valve is all opened, described
Main frame clutch adhesive.
Jiggering the most according to claim 1 control loop, it is characterised in that also include respectively with described two jiggering branch roads
Two in parallel operating branch roads, and every described operating branch road connects a described electromagnetic valve respectively；
Every described operating branch road is all in series with the second electric switch；
When the second electric switch in a described operating branch road closes, electromagnetic valve loop-coupled with this operating is opened.
Jiggering the most according to claim 2 controls loop, it is characterised in that also include main switch；
When described main switch closes, described first electric switch disconnects, described second electric switch Guan Bi；
When described main switch closes, described first electric switch Guan Bi, described second electric switch disconnects.
Jiggering the most according to claim 3 controls loop, it is characterised in that described main switch is key switch.
Jiggering the most according to claim 3 controls loop, it is characterised in that also include first be connected with described main switch
Relay；
When described main switch closes, described first relay obtains electric, and described first electric switch disconnects.
Jiggering the most according to claim 5 controls loop, it is characterised in that described first electric switch is described first to continue
The normally closed switch that electrical equipment is controlled.
Jiggering the most according to claim 3 controls loop, it is characterised in that also include logic control element, the second relay
Device and the 3rd relay；
Described second relay connects the outfan of described logic control element；
Described 3rd relay connects described main switch, patrols described in the 3rd electric switch connection that described 3rd relay is controlled
Collect the input of control unit；
When described main switch closes, described 3rd relay obtains electric, described 3rd electric switch Guan Bi, described logic control list
Unit's output high level, described second relay obtains electric, described second electric switch Guan Bi.
Jiggering the most according to claim 7 controls loop, it is characterised in that described second electric switch is described second to continue
The normal open switch that electrical equipment is controlled.
Jiggering the most according to claim 7 controls loop, it is characterised in that described 3rd electric switch is the described 3rd to continue
The normal open switch that electrical equipment is controlled.
Jiggering the most according to claim 1 controls loop, it is characterised in that described by compressing switch as foot switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610787974.8A CN106154970B (en) | 2016-08-31 | 2016-08-31 | A kind of jiggering control loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610787974.8A CN106154970B (en) | 2016-08-31 | 2016-08-31 | A kind of jiggering control loop |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106154970A true CN106154970A (en) | 2016-11-23 |
| CN106154970B CN106154970B (en) | 2019-01-15 |
Family
ID=57345389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610787974.8A Active CN106154970B (en) | 2016-08-31 | 2016-08-31 | A kind of jiggering control loop |
Country Status (1)
| Country | Link |
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| CN (1) | CN106154970B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539319A (en) * | 2018-09-27 | 2019-12-06 | 上海锥墨自动化工程有限公司 | Robot tool quick-change system |
| CN114635760A (en) * | 2022-03-30 | 2022-06-17 | 岭澳核电有限公司 | Steam turbine barring control system and steam turbine barring equipment for nuclear power plant |
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| CN206096888U (en) * | 2016-08-31 | 2017-04-12 | 天津荣联汇智智能科技有限公司 | Barring control circuit |
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| CN114635760A (en) * | 2022-03-30 | 2022-06-17 | 岭澳核电有限公司 | Steam turbine barring control system and steam turbine barring equipment for nuclear power plant |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106154970B (en) | 2019-01-15 |
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Effective date of registration: 20221227 Address after: 300400 Tianjin Beichen District Tianjin New Technology Industrial Park Beichen Science and Technology Industrial Park Patentee after: Masterwork Group Co.,Ltd. Patentee after: TIANJIN JOINTELLIGENT INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 300400 intersection of Tengwang road and Jingfu Road, Beichen economic and Technological Development Zone, Beichen District, Tianjin (room 607, door 2, block g, Chenhuan Xinggu incubator) Patentee before: TIANJIN JOINTELLIGENT INTELLIGENT TECHNOLOGY CO.,LTD. |
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