CN207426668U - A kind of starter - Google Patents
A kind of starter Download PDFInfo
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- CN207426668U CN207426668U CN201721515951.8U CN201721515951U CN207426668U CN 207426668 U CN207426668 U CN 207426668U CN 201721515951 U CN201721515951 U CN 201721515951U CN 207426668 U CN207426668 U CN 207426668U
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Abstract
The utility model provides a kind of starter, including babinet and is arranged on the in vivo starter body of case, and starter body includes computer integrated protection devices and the execution circuit being connected with computer integrated protection devices；Operation state module in execution circuit is connected with computer integrated protection devices; computer integrated protection devices determine the second side execution circuit load operating condition according to the load operating condition of the first side execution circuit in the condition adjudgement execution circuit of the operation state module detected according to the first side execution circuit load operating condition.Above-mentioned starter judges the first side execution circuit load operating condition by detecting the state of the operation state module in execution circuit, when the first lateral load is in running order, second lateral load does not work, when the first lateral load is not at working condition, the second side load starting works, so as to fulfill the electric blocking of the auto-changeover control of the first lateral load and the second lateral load, the first side and the second side, and execution circuit is simple.
Description
Technical field
The utility model is related to motor control technology fields, and in particular to a kind of starter.
Background technology
The safe starting of the various motors at coal mine operation scene is highly important the one of coal mining enterprise's safety in production
Ring, the equipment currently used for starting motor under mine is mainly mine flame-proof type vacuum electromagnet starter.
Wind turbine flame-proof type dual power supply vacuum electromagnetic starter is suitable for the ore deposit containing explosive gas (methane) and coal dust
In well, it is mainly used in the electric power system that rated voltage is 1140V, 660V, 380V, the wind turbine of dual power supply is risen
It is dynamic, stop control, and supply line and motor are overloaded, is short circuit, disconnected phase, three-phase imbalance, overvoltage, under-voltage etc. a variety of
Error protection, and opposite side standby fan can be automatically switched to when one side wind turbine breaks down.And existing wind turbine flame-proof type
For double power source vacuum electromagnetic starter mainly based on rated current 120A, capacity is big, and of high cost, small product size is big, and weight is big,
It is inconvenient that underground is carried, and the multiple intermediate relays of linear quadratic control circuit generally use, time relay road, motor complex protection device
Deng composition logic control circuit, component is more, and circuit is complicated, easily breaks down, and easy-to-search does not exclude for trouble point, to colliery
Normal operation generation seriously affects.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome wind turbine starter secondary circuit of the prior art
The defects of circuit is complicated.
The utility model provides a kind of starter, including babinet and is arranged on the in vivo starter body of the case, described
Starter body includes computer integrated protection devices and the execution circuit being connected with the computer integrated protection devices；
Operation state module in the execution circuit is connected with the computer integrated protection devices, the computer integrated protection
The load of the first side execution circuit in device execution circuit according to the condition adjudgement of the operation state module detected
Working condition, and determine according to the load operating condition of first side execution circuit loaded work piece of the second side execution circuit
State.
Optionally, first side execution circuit includes：First side power transformer, first the first controllable switch of side, with
And first the first vacuum contactor of side, wherein：
The coil of first side, first controllable switch and first vacuum contactor of the first side is connected in series, and forms the
One series circuit；
The primary coil of first side power transformer is connected with AC network, time of first side power transformer
The first end of grade coil is connected with the first end of first series circuit, the secondary coil of first side power transformer
Second end is connected with the second end of first series circuit；
First contact of the first normally opened contact of first vacuum contactor of the first side and the first load connect, and first often
The second contact for opening contact is connected with the AC network.
Optionally, first side execution circuit further includes first the second controllable switch of side, first the second vacuum contact of side
Device, wherein：
The coil of first side, second controllable switch and second vacuum contactor of the first side is connected in series, and forms the
Two series circuits, second series circuit are connected in parallel with first series circuit；
First contact of the first normally opened contact of second vacuum contactor of the first side and the second load connect, and first often
The second contact for opening contact is connected with the AC network.
Optionally, the second side execution circuit include the second side power transformer, the first controllable switch of the second side and
The first vacuum contactor of the second side, wherein：
The coil of first controllable switch of the second side and first vacuum contactor of the second side is connected in series, and forms the
Three series circuits；
The primary coil of the second side power transformer is connected with AC network, time of the second side power transformer
The first end of grade coil is connected with the first end of the 3rd series circuit, the secondary coil of the second side power transformer
Second end is connected with the second end of the 3rd series circuit；
First contact of the first normally opened contact of first vacuum contactor of the second side and the 3rd load connect, and first often
The second contact for opening contact is connected with the AC network.
Optionally, the second side execution circuit further includes the second controllable switch of the second side, the second vacuum contact of the second side
Device, wherein：
The coil of second controllable switch of the second side and second vacuum contactor of the second side is connected in series, and forms the
Four series circuits, the 4th series circuit are connected in parallel with the 3rd series circuit；
First contact of the first normally opened contact of second vacuum contactor of the second side and the 4th load connect, and first often
The second contact for opening contact is connected with the AC network.
Optionally, the operation state module includes the first side operating switch and the second side operating switch, wherein,
The first end of first side operating switch and the second side computer integrated protection in the computer integrated protection devices
The 3rd feedback end connection of device, second end are connected with the first ground terminal of the second side computer integrated protection devices；
The first end of the second side operating switch and the first side computer integrated protection in the computer integrated protection devices
The 3rd feedback end connection of device, second end are connected with the first ground terminal of first side computer integrated protection devices.
Optionally, first side operating switch includes the first side intermediate relay and first the first vacuum contactor of side
The 3rd of 3rd normally open contact, the coil of first side intermediate relay and first vacuum contactor of the first side is normally opened tactile
Head is connected in series, and forms the 6th series circuit, and the 6th series circuit is connected in parallel with first series circuit, and described the
First contact of the normally closed interlock of one side intermediate relay is the first end of first side operating switch, among first side
Second contact of the normally closed interlock of relay is the second end of first side operating switch；
And/or the second side operating switch includes the of the first vacuum contactor of the second side intermediate relay and the second side
Three normally open contacts, the 3rd normally open contact of the coil of the second side intermediate relay and first vacuum contactor of the second side
It being connected in series, forms the 5th series circuit, the 5th series circuit is connected in parallel with the 3rd series circuit, and described second
First contact of the normally closed interlock of side intermediate relay is the first end of the second side operating switch, among the second side after
Second contact of the normally closed interlock of electric appliance is the second end of the second side operating switch.
Optionally, first side operating switch includes the normally-closed contact of first the first vacuum contactor of side, and described first
First contact of the normally-closed contact of the first vacuum contactor of side is the first end of first side operating switch, first side the
Second contact of the normally-closed contact of one vacuum contactor is the second end of first side operating switch；
And/or the second side operating switch includes the normally-closed contact of the first vacuum contactor of the second side, the second side
First contact of the normally-closed contact of the first vacuum contactor be the second side operating switch first end, the second side first
Second contact of the normally-closed contact of vacuum contactor is the second end of the second side operating switch.
Optionally, the execution circuit further includes the vacuum contactor feedback mould being connected with the computer integrated protection devices
Block, for detecting the working condition of vacuum contactor.
Optionally, the vacuum contactor feedback module includes：The second of first side, first vacuum contactor is normally opened
First contact of contact is connected with the first feedback end of the first side computer integrated protection devices, the second contact of the second normally opened contact with
The first ground terminal connection of first side computer integrated protection devices；And/or the second of second vacuum contactor of the first side
First contact of normally opened contact is connected with the second feedback end of first side computer integrated protection devices, and the of the second normally opened contact
Two contacts are connected with the first ground terminal of first side computer integrated protection devices；And/or first vacuum contact of the second side
First contact of the second normally opened contact of device is connected with the first feedback end of the second side computer integrated protection devices, the second normally opened contact
The second contact be connected with the first ground terminal of the second side computer integrated protection devices；And/or second vacuum of the second side
First contact of the second normally opened contact of contactor is connected with the second feedback end of the second side computer integrated protection devices, and second
Second contact of normally opened contact is connected with the first ground terminal of the second side computer integrated protection devices.
Optionally, the execution circuit further includes：First side power transformer primary side insurance, the primary side insurance
One end is connected with AC network, and the other end is connected with the primary coil of first side power transformer；And/or the first side power supply
Circuit Fault on Secondary Transformer is insured, one end of the secondary side insurance and the second end of the secondary coil of first side power transformer
Connection, the other end are connected with the second end of first series circuit；And/or the insurance of the second side power transformer primary side, institute
The one end for stating primary side insurance is connected with AC network, and the other end is connected with the primary coil of the second side power transformer；
And/or the insurance of the second side power transformer secondary side, one end of the secondary side insurance and the second side power transformer
The second end connection of secondary coil, the other end are connected with the second end of the 3rd series circuit.
Optionally, the execution circuit further includes the first side emergency stop button switch, first side emergency stop button switch
One end is connected with the second end of the secondary coil of first side power transformer, and the of the other end and first series circuit
Two ends connect；And/or the second side emergency stop button switch, one end of the second side emergency stop button switch and the second side power supply
The second end connection of the secondary coil of transformer, the other end are connected with the second end of the 3rd series circuit.
Technical solutions of the utility model have the following advantages that：
Starter provided by the utility model including babinet and is arranged on the in vivo starter body of case, starter body
The execution circuit being connected including computer integrated protection devices and with computer integrated protection devices, the second side work in execution circuit
Switch is connected with computer integrated protection devices, and computer integrated protection devices are according to the condition adjudgement of the second side operating switch detected the
The working condition of two lateral loads, and determine according to the working condition of the second lateral load the working condition of the first lateral load.It is above-mentioned
Starter is in closure or off-state, to judge the work shape of the second lateral load by detecting the second side operating switch
State, when the second lateral load is in running order, the first lateral load does not work, when the second lateral load is not at working condition,
First lateral load starts to work, so as to fulfill the auto-changeover control and electric blocking of major-minor lateral load.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it describes below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the schematic diagram of a specific example of starter in the utility model embodiment；
Fig. 2 is the schematic diagram of a specific example of execution circuit in the utility model embodiment；
Fig. 3 is the schematic diagram of another specific example of execution circuit in the utility model embodiment；
Fig. 4 is the schematic diagram of another specific example of execution circuit in the utility model embodiment.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can also be the connection inside two elements, can be wireless connection or wired connection.For the common skill of this field
For art personnel, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not forming conflict can be combined with each other.
The present embodiment provides a kind of starter, as shown in Figure 1, including babinet 1 and the starter sheet being arranged in babinet 1
Body 2, starter body 2 include computer integrated protection devices 3 and the execution circuit 4 being connected with computer integrated protection devices 3；It performs
Operation state module in circuit 4 is connected with computer integrated protection devices 3, and operation state module is for detecting the first lateral load and the
The working condition of two lateral loads, computer integrated protection devices 3 are according to the condition adjudgement execution circuit of the operation state module detected
In the first side execution circuit load operating condition, and determine second according to the load operating condition of the first side execution circuit
The load operating condition of side execution circuit.When computer integrated protection devices detect that the first lateral load is in running order, microcomputer is comprehensive
Closing protector controls the second lateral load not work；When computer integrated protection devices detect that the first lateral load is not at working condition,
Computer integrated protection devices control the second side load starting work.
In the present embodiment, computer integrated protection devices include the first side computer integrated protection devices WZBF-10 and the second side is micro-
Machine comprehensive protection device WZBF-20.
Execution circuit is as shown in Fig. 2, including the first side power transformer T10, first side the first controllable switch K10-1,
One side the first vacuum contactor CJ10-1, the second side operating switch, the second side power transformer T20, the second side first are controllably opened
K20-1 and the first side operating switch are closed, the first side operating switch includes the normally closed of first side the first vacuum contactor CJ10-1
Contact CJ10-13, the second side operating switch include the normally-closed contact CJ20-13 of the first vacuum contactor of the second side CJ20-1.
The coil of first side the first controllable switch K10-1 and first side the first vacuum contactor CJ10-1 are connected in series, structure
Into the first series circuit.
The primary coil of first side power transformer T10 is connected with AC network, the secondary of the first side power transformer T10
The first end of coil is connected with the first end of the first series circuit, the second end of the secondary coil of the first side power transformer T10
It is connected with the second end of the first series circuit.
The first contact of the first normally opened contact CJ10-11 of first side the first vacuum contactor CJ10-1 and the first load D1
Connection, the second contact of the first normally opened contact CJ10-11 are connected with AC network；In the present embodiment, first the first vacuum of side
The first contact of the first normally opened contact CJ10-11 of contactor CJ10-1 is moving contact, and the second contact is static contact, certainly,
In other embodiments, can also the first contact be static contact, the second contact be moving contact, as needed rationally set.
The first contact of the normally-closed contact CJ20-13 of the first vacuum contactor of the second side CJ20-1 and the first side microcomputer integrate
The 3rd feedback end XJ13 connections of protector WZBF-10, the second contact of normally-closed contact CJ20-13 and the first side microcomputer synthesis are protected
Protect the first ground terminal 24VGND connections of device WZBF-10.In the present embodiment, the first vacuum contactor of the second side CJ20-1's is normal
The first contact of closed contact CJ20-13 is moving contact, and the second contact is static contact, certainly, in other embodiments, can also the
One contact is static contact, and the second contact is moving contact, is rationally set as needed.
The second side the first controllable switch K20-1 and the coil of the first vacuum contactor of the second side CJ20-1 are connected in series, structure
Into the 3rd series circuit.
The primary coil of the second side power transformer T20 is connected with AC network, the secondary of the second side power transformer T20
The first end of coil is connected with the first end of the 3rd series circuit, the second end of the secondary coil of the second side power transformer T20
It is connected with the second end of the 3rd series circuit.
The first contact of the first normally opened contact CJ20-11 of the first vacuum contactor of the second side CJ20-1 and the 3rd load D3
Connection, the second contact of the first normally opened contact CJ20-11 are connected with AC network；In the present embodiment, the first vacuum of the second side
The first contact of the first normally opened contact CJ20-11 of contactor CJ20-1 is moving contact, and the second contact is static contact, certainly,
In other embodiments, can also the first contact be static contact, the second contact be moving contact, as needed rationally set.
The first contact of the normally-closed contact CJ10-13 of first side the first vacuum contactor CJ10-1 is integrated with the second side microcomputer
The 3rd feedback end XJ23 connections of protector WZBF-20, the second contact and the second side microcomputer synthesis of normally-closed contact CJ10-13 are protected
Protect the first ground terminal 24VGND connections of device WZBF-20.In the present embodiment, first side the first vacuum contactor CJ10-1's is normal
The first contact of closed contact CJ10-13 is moving contact, and the second contact is static contact, certainly, in other embodiments, can also the
One contact is static contact, and the second contact is moving contact, is rationally set as needed.
The utility model provides a kind of starter, including babinet and is arranged on the in vivo starter body of case, starter sheet
Body includes computer integrated protection devices and the execution circuit that is connected with computer integrated protection devices, the working condition in execution circuit
Module is connected with computer integrated protection devices, and computer integrated protection devices are performed according to the condition adjudgement of the operation state module detected
The load operating condition of the first side execution circuit in circuit, and determined according to the load operating condition of the first side execution circuit
The load operating condition of the second side execution circuit.Above-mentioned starter is by detecting the state of the operation state module in execution circuit
Judge the load operating condition of the first side execution circuit, when the first lateral load is in running order, the second lateral load not work
Make, when the first lateral load is not at working condition, the second side load starting work, so as to fulfill the first lateral load and the second side
The electric blocking of the auto-changeover control of load, the first side and the second side, and execution circuit is simple so that starter volume
Small, intelligent high, integrated level height, secondary principle is succinct, stable quality is reliable, it is ensured that the wind turbine even load of underground coal mine can not
Interruptedly supplying power, constant ventilation prevent the accumulation of gas, avoid the generation of accident.
On the basis of above-described embodiment, often due to load is different, for example counter-rotating fan is controlled, it is necessary to increase load
It controls the size, i.e. the first lateral load and the second lateral load are two-stage load, and as shown in Fig. 3, execution circuit further includes the first side
Second controllable switch K10-2, first side the second vacuum contactor CJ10-2, the second controllable switch of the second side K20-2, Yi Ji
Two side the second vacuum contactor CJ20-2.First side the second controllable switch K10-2 and first side the second vacuum contactor CJ10-2
Coil be connected in series, form the second series circuit, the second series circuit is connected in parallel with the first series circuit；First side second
The first contact of the first normally opened contact CJ10-21 of vacuum contactor CJ10-2 is connected with the second load D2, the first normally opened contact
The second contact of CJ10-21 is connected with AC network；The second side the second controllable switch K20-2 and the second vacuum contactor of the second side
The coil of CJ20-2 is connected in series, and forms the 4th series circuit, and the 4th series circuit is connected in parallel with the 3rd series circuit；Second
The first contact of the first normally opened contact CJ20-21 of side the second vacuum contactor CJ20-2 is connected with the 4th load D4, and first often
The second contact for opening contact CJ20-21 is connected with AC network.
On the basis of above-described embodiment, with loading the corresponding normally opened contact connected after vacuum contactor coil obtains electric
Can be closed, at this time load starting, according to the working condition of vacuum contactor can further confirm that load whether normal starting, because
This, is additionally provided with the vacuum contactor feedback module being connected with computer integrated protection devices, is connect for detecting vacuum in execution circuit
The working condition of tentaculum.In the present embodiment, as shown in figure 3, vacuum contactor feedback module includes：First the first vacuum of side connects
The first of the first contact of the second normally opened contact CJ10-12 of tentaculum CJ10-1 and the first side computer integrated protection devices WZBF-10
The of feedback end XJ11 connections, the second contact of the second normally opened contact CJ10-12 and the first side computer integrated protection devices WZBF-10
One ground terminal connects；The first contact and first of the second normally opened contact CJ10-22 of first side the second vacuum contactor CJ10-2
The second feedback end XJ12 connections of side computer integrated protection devices WZBF-10, the second contact of the second normally opened contact CJ10-22 and
The first ground terminal connection of one side computer integrated protection devices WZBF-10；The second of the first vacuum contactor of the second side CJ20-1 is often
It opens the first contact of contact CJ20-12 to be connected with the first feedback end XJ21 of the second side computer integrated protection devices WZBF-20, second
The second contact of normally opened contact CJ20-12 is connected with the first ground terminal of the second side computer integrated protection devices WZBF-20；Second
The first contact of the second normally opened contact CJ20-22 of side the second vacuum contactor CJ20-2 and the second side computer integrated protection devices
The second feedback end XJ22 connections of WZBF-20, the second contact and the second side microcomputer synthesis of the second normally opened contact CJ20-22 are protected
Protect the first ground terminal connection of device WZBF-20.Vacuum contactor whether exemplified by normal starting, is described in detail by the first load D1
The effect of feedback module, the coil of first side the first vacuum contactor CJ10-1 obtain the first electric, to be connected with the first load D1 side
The moving contact of the first normally open contact CJ10-11 of first vacuum contactor CJ10-1 is connected with static contact so that the first load D1
It is electric, obtain it is electric after the first load starting；The coil of first side the first vacuum contactor CJ10-1 obtain it is electric after, first the first vacuum of side
The moving contact of the second normally open contact CJ10-12 of contactor CJ10-1 is connected with static contact, the first side computer integrated protection devices
First feedback end XJ11 is turned on the first ground terminal, and the first side computer integrated protection devices detect the feedback letter of the first feedback end
Number, show that the first load D1 has completed to start, i.e., the first feedback signal can be obtained after load starting；Certainly, in other realities
It applies in example, can also be by the use of the normally-closed contact of first side the first vacuum contactor CJ10-1 as feedback, principle is load unstart
The feedback signal of the first feedback end can be obtained, the feedback signal of the first feedback end cannot be obtained after load starting, as needed
Rationally set.
On the basis of above-described embodiment, in order to protect the first side power transformer T10 and the second side power transformer
T20, as shown in figure 3, execution circuit further includes：First side power transformer T10 primary sides insurance F11, primary side insurance F11's
One end is connected with AC network, and the other end is connected with the primary coil of the first side power transformer T10；First side power transformer
T10 secondary sides insure F12, and one end of secondary side insurance F12 and the second end of the secondary coil of the first side power transformer T10 connect
It connects, the other end is connected with the second end of the first series circuit；The second side power transformer T20 primary sides insure F21, and primary side is protected
One end of dangerous F21 is connected with AC network, and the other end is connected with the primary coil of the second side power transformer T20；The second side electricity
Source transformer T20 secondary sides insurance F22, one end of secondary side insurance F22 and the secondary coil of the second side power transformer T20
Second end connection, the other end is connected with the second end of the 3rd series circuit.
On the basis of above-described embodiment, in order to quickly and effectively cut off circuit when circuit breaks down, such as Fig. 3 institutes
Show, execution circuit further includes the first side emergency stop button switch TA10, one end and the first side of the first side emergency stop button switch TA10
The second end connection of the secondary coil of power transformer T10, the other end are connected with the second end of the first series circuit；The second side is anxious
Stop button switch TA20, one end of the second side emergency stop button switch TA20 and the secondary coil of the second side power transformer T20
Second end connects, and the other end is connected with the second end of the 3rd series circuit.
In other embodiments, when first side the first vacuum contactor CJ10-1 and the first vacuum contactor of the second side
By in limited time, the first side operating switch and the second side operating switch can also be realized the normally closed interlock of CJ20-1 otherwise,
As shown in figure 4, the first side operating switch can also be the first side intermediate relay ZJ 10 and first the first vacuum contactor of side
The 3rd normally open contact CJ10-14 of CJ10-1, the coil of the first side intermediate relay ZJ 10 and first the first vacuum contactor of side
The 3rd normally open contact CJ10-14 of CJ10-1 is connected in series, and forms the 6th series circuit, the 6th series circuit and the first series electrical
Road is connected in parallel, the first contact and the second side computer integrated protection of the normally closed interlock ZJ10-1 of the first side intermediate relay ZJ 10
The 3rd feedback end XJ23 connections of device WZBF-20, the first ground wire of the second contact and the second side computer integrated protection devices WZBF-20
End connection；The second side operating switch can also be the second side intermediate relay ZJ 20 and the first vacuum contactor of the second side CJ20-1
The 3rd normally open contact CJ20-14, the coil of the second side intermediate relay ZJ 20 and the first vacuum contactor of the second side CJ20-1
The 3rd normally open contact CJ20-14 be connected in series, form the 5th series circuit, the 5th series circuit is in parallel with the 3rd series circuit
Connection, the first contact of the normally closed interlock ZJ20-1 of the second side intermediate relay ZJ 20 and the first side computer integrated protection devices
The first ground terminal of the 3rd feedback end XJ13 connections of WZBF-10, the second contact and the first side computer integrated protection devices WZBF-10
Connection.
The operation principle of starter execution circuit, the first side computer integrated protection devices WZBF-10 are described in detail by taking Fig. 4 as an example
The first firing switch QA1 in the first side computer integrated protection devices WZBF-10 is controlled to be closed, first the first controllable switch of side
K10-1 is closed, the coil of first side the first vacuum contactor CJ10-1 obtain it is electric, coil obtain it is electric after the first normally opened contact CJ10-11
It is closed, the circuit between AC power and the first load D1 in the first lateral load turns on, and the first load D1 starts to work；Second
Normally opened contact CJ10-12 is closed, and the first side computer integrated protection devices WZBF-10 gets the information of the first load D1 startings；The
Three normally opened contact CJ10-14 are closed, the coil of the first side intermediate relay ZJ 10 obtain it is electric, the first side intermediate relay ZJ 10 it is normal
Close contact ZJ10-1 disconnections so that the 3rd feedback end XJ23 of the second side computer integrated protection devices WZBF-20 is hanging, and the second side is micro-
Machine comprehensive protection device WZBF-20 then receive the first lateral load it is in running order in, the second side computer integrated protection devices WZBF-
20 the second lateral loads of control are inoperative；Treat that the first side computer integrated protection devices WZBF-10 gets the letter of the first load D1 startings
After breath, (time can arbitrarily be set in WZBF-10), the first side computer integrated protection devices after the regular hour is delayed
WZBF-10 controls the second controllable switch K10-2 to be closed, and the coil of first side the second vacuum contactor CJ10-2 obtains electric, and coil obtains
The first normally opened contact CJ10-21 is closed after electricity, and the circuit between AC power and the second load D2 in the first lateral load turns on,
Second load D2 starts to work；Second normally opened contact CJ10-22 is closed, and the first side computer integrated protection devices WZBF-10 is got
The information that second load D2 is started；First load D1 and the second load D2 are in normal operating conditions.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (12)
1. a kind of starter, including babinet (1) and the starter body (2) being arranged in the babinet (1), which is characterized in that
The starter body (2) includes computer integrated protection devices (3) and the execution being connected with the computer integrated protection devices (3)
Circuit (4)；
Operation state module in the execution circuit (4) is connected with the computer integrated protection devices (3), and the microcomputer synthesis is protected
Protect the first side execution circuit in device (3) execution circuit according to the condition adjudgement of the operation state module detected
Load operating condition, and determine according to the load operating condition of first side execution circuit load of the second side execution circuit
Working condition.
2. starter according to claim 1, which is characterized in that first side execution circuit includes：First side power supply
Transformer (T10), first the first controllable switch of side (K10-1) and first the first vacuum contactor of side (CJ10-1), wherein：
First side, first controllable switch (K10-1) is connected with the coil of first vacuum contactor of the first side (CJ10-1)
Connection forms the first series circuit；
The primary coil of first side power transformer (T10) is connected with AC network, first side power transformer
(T10) first end of secondary coil is connected with the first end of first series circuit, first side power transformer
(T10) second end of secondary coil is connected with the second end of first series circuit；
First contact of the first normally opened contact of first vacuum contactor of the first side (CJ10-1) and the first load connect, the
Second contact of one normally opened contact is connected with the AC network.
3. starter according to claim 2, which is characterized in that first side execution circuit further includes the first side second
Controllable switch (K10-2), first the second vacuum contactor of side (CJ10-2), wherein：
First side, second controllable switch (K10-2) is connected with the coil of second vacuum contactor of the first side (CJ10-2)
Connection, forms the second series circuit, and second series circuit is connected in parallel with first series circuit；
First contact of the first normally opened contact of second vacuum contactor of the first side (CJ10-2) and the second load connect, the
Second contact of one normally opened contact is connected with the AC network.
4. starter according to claim 2, which is characterized in that the second side execution circuit becomes including the second side power supply
Depressor (T20), the first controllable switch of the second side (K20-1) and the first vacuum contactor of the second side (CJ20-1), wherein：
First controllable switch of the second side (K20-1) is connected with the coil of first vacuum contactor of the second side (CJ20-1)
Connection forms the 3rd series circuit；
The primary coil of the second side power transformer (T20) is connected with AC network, the second side power transformer
(T20) first end of secondary coil is connected with the first end of the 3rd series circuit, the second side power transformer
(T20) second end of secondary coil is connected with the second end of the 3rd series circuit；
First contact of the first normally opened contact of first vacuum contactor of the second side (CJ20-1) and the 3rd load connect, the
Second contact of one normally opened contact is connected with the AC network.
5. starter according to claim 4, which is characterized in that the second side execution circuit further includes the second side second
Controllable switch (K20-2), the second vacuum contactor of the second side (CJ20-2), wherein：
Second controllable switch of the second side (K20-2) is connected with the coil of second vacuum contactor of the second side (CJ20-2)
Connection, forms the 4th series circuit, and the 4th series circuit is connected in parallel with the 3rd series circuit；
First contact of the first normally opened contact of second vacuum contactor of the second side (CJ20-2) and the 4th load connect, the
Second contact of one normally opened contact is connected with the AC network.
6. starter according to claim 5, which is characterized in that the operation state module includes the first side operating switch
With the second side operating switch, wherein,
The first end of first side operating switch and the second side computer integrated protection devices in the computer integrated protection devices
3rd feedback end connects, and second end is connected with the first ground terminal of the second side computer integrated protection devices；
The first end of the second side operating switch and the first side computer integrated protection devices in the computer integrated protection devices
3rd feedback end connects, and second end is connected with the first ground terminal of first side computer integrated protection devices.
7. starter according to claim 6, which is characterized in that first side operating switch include the first side among after
3rd normally open contact of electric appliance (ZJ10) and first the first vacuum contactor of side (CJ10-1), first side intermediate relay
(ZJ10) coil and the 3rd normally open contact of first vacuum contactor of the first side (CJ10-1) are connected in series, and form the 6th
Series circuit, the 6th series circuit are connected in parallel with first series circuit, first side intermediate relay
(ZJ10) the first contact of normally closed interlock be first side operating switch first end, first side intermediate relay
(ZJ10) the second contact of normally closed interlock is the second end of first side operating switch；
And/or the second side operating switch includes the first vacuum contactor of the second side intermediate relay (ZJ20) and the second side
(CJ20-1) the 3rd normally open contact, the coil of the second side intermediate relay (ZJ20) connect with first vacuum of the second side
3rd normally open contact of tentaculum (CJ20-1) is connected in series, and forms the 5th series circuit, the 5th series circuit and described the
Three series circuits are connected in parallel, and the first contact of the normally closed interlock of the second side intermediate relay (ZJ20) is the second side
The first end of operating switch, the second contact of the normally closed interlock of the second side intermediate relay (ZJ20) is the second side work
Make the second end switched.
8. starter according to claim 6, which is characterized in that it is true that first side operating switch includes the first side first
The normally-closed contact of empty contactor (CJ10-1), the first of the normally-closed contact of first vacuum contactor of the first side (CJ10-1) touches
Head is the first end of first side operating switch, the of the normally-closed contact of first vacuum contactor of the first side (CJ10-1)
Two contacts are the second end of first side operating switch；
And/or the second side operating switch includes the normally-closed contact of the first vacuum contactor of the second side (CJ20-1), described
First contact of the normally-closed contact of two the first vacuum contactors of side (CJ20-1) be the second side operating switch first end, institute
The second contact for stating the normally-closed contact of the first vacuum contactor of the second side (CJ20-1) is the second of the second side operating switch
End.
9. starter according to claim 8, which is characterized in that the execution circuit is further included to integrate with the microcomputer and protected
The vacuum contactor feedback module of device connection is protected, for detecting the working condition of vacuum contactor.
10. starter according to claim 9, which is characterized in that the vacuum contactor feedback module includes：Described
The of first contact of the second normally opened contact of the first vacuum contactor of one side (CJ10-1) and the first side computer integrated protection devices
One feedback end connects, and the second contact of the second normally opened contact connects with the first ground terminal of first side computer integrated protection devices
It connects；And/or the first contact of the second normally opened contact of first vacuum contactor of the second side (CJ20-1) and the second side microcomputer
The first feedback end connection of comprehensive protection device, the second contact of the second normally opened contact and the second side computer integrated protection devices
First ground terminal connects；And/or the first contact of the second normally opened contact of second vacuum contactor of the second side (CJ20-2)
It is connected with the second feedback end of the second side computer integrated protection devices, the second contact and the second side of the second normally opened contact
The first ground terminal connection of computer integrated protection devices.
11. according to any starters of claim 4-5, which is characterized in that the execution circuit further includes：First side electricity
Source transformer (T10) primary side insures, and one end of the primary side insurance is connected with AC network, the other end and first side
The primary coil connection of power transformer (T10)；And/or first side power transformer (T10) secondary side insurance, the secondary side
One end of insurance is connected with the second end of the secondary coil of first side power transformer (T10), the other end and described first
The second end connection of series circuit；And/or the insurance of the second side power transformer (T20) primary side, the one of the primary side insurance
End is connected with AC network, and the other end is connected with the primary coil of the second side power transformer (T20)；And/or the second side
Power transformer (T20) secondary side insures, one end of the secondary side insurance and time of the second side power transformer (T20)
The second end connection of grade coil, the other end are connected with the second end of the 3rd series circuit.
12. according to any starters of claim 4-5, which is characterized in that the execution circuit further includes the first side urgency
Stop button switch (TA10), one end and first side power transformer of first side emergency stop button switch (TA10)
(T10) the second end connection of secondary coil, the other end are connected with the second end of first series circuit；And/or the second side
Emergency stop button switch (TA20), one end and the second side power transformer of the second side emergency stop button switch (TA20)
(T20) the second end connection of secondary coil, the other end are connected with the second end of the 3rd series circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721515951.8U CN207426668U (en) | 2017-11-14 | 2017-11-14 | A kind of starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721515951.8U CN207426668U (en) | 2017-11-14 | 2017-11-14 | A kind of starter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207426668U true CN207426668U (en) | 2018-05-29 |
Family
ID=62306197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721515951.8U Active CN207426668U (en) | 2017-11-14 | 2017-11-14 | A kind of starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207426668U (en) |
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2017
- 2017-11-14 CN CN201721515951.8U patent/CN207426668U/en active Active
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