CN209402447U - Novel variable-frequency vibrating spear control circuit - Google Patents
Novel variable-frequency vibrating spear control circuit Download PDFInfo
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- CN209402447U CN209402447U CN201821748422.7U CN201821748422U CN209402447U CN 209402447 U CN209402447 U CN 209402447U CN 201821748422 U CN201821748422 U CN 201821748422U CN 209402447 U CN209402447 U CN 209402447U
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Abstract
The utility model provides a kind of Novel variable-frequency vibrating spear control circuit, including transducer control circuit and vibrate circuit for controlling motor and main control circuit, wherein, electric time delay relay is obtained including first in main control circuit, second obtains electric time delay relay, first power loss time delay relay, second power loss time delay relay, first start button, second start button, first stop button, second stop button, three-level breaker, multiple A.C. contactors, multiple three-level electrothermal relays, multiple A.C. contactors, pass through button in circuit, first to start frequency converter when realizing starting, automatic time delay starts vibrating spear motor M again for each device cooperation such as the time relay1、M2, when stopping first stopping vibrating spear motor M1、M2Automatic time delay stops frequency converter again, manipulates convenient for operator, and can effectively avoid causes frequency converter to damage because operator's operation is lack of standardization, effectively extends the service life of frequency converter.
Description
Technical field
The utility model relates to frequency conversion vibrating spear technical fields, in particular to a kind of novel vibrating spear control circuit.
Background technique
The jolt ramming that vibrating spear carries out concrete is commonly used in construction site, and especially Hydroelectric Project Construction building site use is more frequent.
Need to come according to operating instruction start and stop vibrating spear and frequency converter during using vibrating spear, but since operator recognizes frequency converter
Know the insufficient damage that often will cause frequency converter with half-hearted operation, just serves electricity to frequency converter when such as starting, just give and shake at once
It smashes motor and closes breaker, after the completion of the jolt ramming of concrete, also do not close the motor that vibrates first in sequence and turn off frequency conversion
Device, but first close frequency converter and turn off the motor that vibrates, the dash current that frequency converter is subject to is larger to cause frequency converter to be easy to damage
Bad, after frequency converter damage, people can not carry on the back these small machines, only be hung using crane to ground, then will be repaired with crane
Good frequency converter hangs in storehouse number, has delayed a large amount of quality time in this way, and especially big storehouse number, summer sweltering heat concrete are easy to initial set,
Immeasurable loss is brought to construction production.
Utility model content
The utility model is based at least one above-mentioned technical problem, proposes a kind of new Novel variable-frequency vibrating spear control
Circuit processed manipulates convenient for operator, and can effectively avoid causes frequency converter to damage because operator's operation is lack of standardization, effectively extends change
The service life of frequency device.
In view of this, according to the utility model proposes a kind of Novel variable-frequency vibrating spear control circuits, including frequency converter control
Circuit processed and vibrate circuit for controlling motor, the transducer control circuit include the first three-level breaker, the first A.C. contactor,
First three-level electrothermal relay and frequency converter, the circuit for controlling motor that vibrates, including the first vibrating spear motor control branch and
Two vibrating spear circuit control branches, the first vibrating spear motor control branch connect including the second three-level breaker, the second exchange
Tentaculum, the second three-level electrothermal relay and the first vibrating spear motor, the second vibrating spear circuit control branch includes third three-level
Breaker, third A.C. contactor, third three-level electrothermal relay and the second vibrating spear motor;Main control circuit, including transformer
And three-phase alternating-current supply, the 4th three-level breaker are accessed in the 4th three-level breaker, one end of the 4th three-level breaker
The other end be separately connected the first primary input terminal and the second primary input terminal and the second three-level electrothermal relay of transformer
Normally closed interlock one end, the normally closed interlock other end of the second three-level electrothermal relay be connected to first electric delay time relay
Timing closing normally opened contact one end of device, the described first timing closing normally opened contact other end for obtaining electric time delay relay connect
It is connected to coil one end of second A.C. contactor, the coil other end of second A.C. contactor is connected to described first
Primary input terminal, the normally closed interlock other end of the third three-level electrothermal relay are connected to second and obtain electric time delay relay
Timing closing normally opened contact one end, the described second timing closing normally opened contact other end for obtaining electric time delay relay are connected to
Coil one end of the third A.C. contactor, it is primary that the coil other end of the third A.C. contactor is connected to described first
Input terminal, the normally closed interlock other end of the first three-level electrothermal relay are connected to the delay of the first power loss time delay relay
Normally opened contact one end is disconnected, the delay disconnection normally opened contact other end of the first power loss time delay relay is connected to described
Coil one end of first A.C. contactor, it is in parallel respectively that the delay of the second power loss time delay relay disconnects normally opened contact both ends
Normally opened contact both ends are disconnected in the delay of the first power loss time delay relay, the coil of first A.C. contactor is another
One end is connected to first primary input terminal;
First secondary output end of the transformer is respectively connected to one end and the second stop button of the first stop button
One end, the other end of first stop button is connected to one end of the first start button, first start button it is another
One end is connected to described first coil one end for obtaining electric time delay relay, and described first obtains the line of electric time delay relay
The circle other end is connected to the second subprime output end of the transformer, and described first obtains the instantaneous normally opened of electric time delay relay
Contact both ends are connected in parallel to first start button both ends, and the coil both ends of the first power loss time delay relay are connected in parallel to
Described first obtains the both ends of electric time delay relay coil,
The other end of second stop button is connected to one end of the second start button, second start button it is another
One end is connected to described second coil one end for obtaining electric time delay relay, and described second obtains the line of electric time delay relay
The circle other end is connected to the second subprime output end of the transformer, and described second obtains the instantaneous normally opened of electric time delay relay
Contact both ends are connected in parallel to second start button both ends, and the coil both ends of the second power loss time delay relay are connected in parallel to
Described second obtains the both ends of electric time delay relay coil.
In the above-mentioned technical solutions, it is preferable that one end of the first three-level breaker connects three-phase alternating-current supply, described
The other end of first three-level breaker is connected to one end of the main normally opened contact of first A.C. contactor, first exchange
The other end of the main normally opened contact of contactor is connected to thermal element one end of the first three-level electrothermal relay, first exchange
The other end of the main normally opened contact of contactor is connected to one end of the frequency converter;One end of the second three-level breaker connects
The other end of the frequency converter, the master that the other end of the second three-level breaker is connected to second A.C. contactor are normally opened
One end of contact, the other end of the main normally opened contact of second A.C. contactor are connected to the second three-level electrothermal relay
Thermal element one end, the other end of the main normally opened contact of second A.C. contactor are connected to the first vibrating spear motor;Institute
The one end for stating third three-level breaker connects the other end of the frequency converter, and the other end of the third three-level breaker is connected to
The other end of one end of the main normally opened contact of the third A.C. contactor, the main normally opened contact of the third A.C. contactor connects
It is connected to thermal element one end of the third three-level electrothermal relay, the other end of the main normally opened contact of the third A.C. contactor connects
It is connected to the second vibrating spear motor.
In any of the above-described technical solution, it is preferable that the three-phase alternating-current supply is 380V voltage, and the transformer is used
In by 380V voltage step-down be 36V voltage.
In the technical scheme, high pressure 380V is 36 safe voltages through transformer pressure-reducing, improves operator and manipulates process
In safety.
It by above technical scheme, is manipulated convenient for operator, can effectively avoid leads to frequency conversion because operator's operation is lack of standardization
Device damage, effectively extends the service life of frequency converter.
Detailed description of the invention
Fig. 1 shows the structural schematic diagram of the Novel variable-frequency vibrating spear control circuit of embodiment according to the present utility model;
Fig. 2 shows the distribution boxs for being integrated with Fig. 1 Novel variable-frequency vibrating spear control circuit.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, tie below
The drawings and specific embodiments are closed the utility model is further described in detail.It needs to illustrate
It is that in the absence of conflict, the feature in embodiments herein and embodiment can be combined with each other.
The technical solution of the utility model is described further below in conjunction with Fig. 1 and Fig. 2:
Novel variable-frequency vibrating spear control circuit includes transducer control circuit, vibrate circuit for controlling motor and main control electricity
Road.
Specifically, as shown in Figure 1, transducer control circuit includes the first three-level circuit breaker Q F0, the first A.C. contactor
KM0, the first three-level electrothermal relay FR0And frequency converter, the first three-level circuit breaker Q F0One end connect three-phase alternating-current supply, the one or three
Grade circuit breaker Q F0The other end be connected to the first A.C. contactor KM0Main normally opened contact one end, the first A.C. contactor KM0
The other end of main normally opened contact be connected to the first three-level electrothermal relay FR0Thermal element one end, the first three-level electrothermal relay FR0
The other end of thermal element be connected to one end of frequency converter.
The circuit for controlling motor that vibrates includes including the first vibrating spear motor control branch and the second vibrating spear circuit control branch
Road, the first vibrating spear motor control branch include the second three-level circuit breaker Q F1, the second A.C. contactor KM1, the second three-level heat after
Electric appliance FR1And the first vibrating spear motor M1, the second vibrating spear circuit control branch includes third three-level circuit breaker Q F2, third exchange
Contactor KM2, third three-level electrothermal relay FR2And the second vibrating spear motor M2;
Second three-level circuit breaker Q F1One end connection frequency converter the other end (D1、D2、D3), the second three-level circuit breaker Q F1's
The other end is connected to the second A.C. contactor KM1Main normally opened contact one end, the second A.C. contactor KM1Main normally opened contact
The other end be connected to the second three-level electrothermal relay FR1Thermal element one end, the second three-level electrothermal relay FR1Thermal element it is another
One end is connected to the first vibrating spear motor M1;Third three-level circuit breaker Q F2One end be connected to the other end (D of frequency converter1、D2、
D3), third three-level circuit breaker Q F2The other end be connected to third A.C. contactor KM2Main normally opened contact one end, third hand over
Flow contactor KM2The other end of main normally opened contact be connected to third three-level electrothermal relay FR2Thermal element one end, third three-level
Electrothermal relay FR2The other end of thermal element be connected to the second vibrating spear motor M2。
Main control circuit includes transformer T and the 4th three-level circuit breaker Q F3, the 4th three-level circuit breaker Q F3One end access three
Phase AC power source, the 4th three-level circuit breaker Q F3The other end be separately connected the first primary input terminal of transformer T and second primary
Input terminal and the second three-level electrothermal relay FR1Normally closed interlock one end, the second three-level electrothermal relay FR1The normally closed interlock other end
It is connected to first and obtains electric time delay relay KT1The one end timing closing normally opened contact (10-12), first electric delay time
Relay KT1Timing closing normally opened contact (10-12) other end be connected to the second A.C. contactor KM1Coil one end, second
A.C. contactor KM1The coil other end be connected to the first primary input terminal, third three-level electrothermal relay FR2Normally closed interlock it is another
One end is connected to second and obtains electric time delay relay KT3The one end timing closing normally opened contact (16-18), second electric delay
Time relay KT3Timing closing normally opened contact (16-18) other end be connected to third A.C. contactor KM2Coil one end,
Third A.C. contactor KM2The coil other end be connected to the first primary input terminal, the first three-level electrothermal relay FR0Normally closed touching
The head other end is connected to the first power loss time delay relay KT2Delay disconnect the one end normally opened contact (4-6), the first power loss prolongs
When the time relay delay disconnect normally opened contact (4-6) other end be connected to the first A.C. contactor KM0Coil one end,
Two power loss time delay relay KT4Delay disconnect the both ends normally opened contact (6-8) be connected in parallel on the first power loss delay time respectively
Relay KT2Delay disconnect the both ends normally opened contact (6-8), the first A.C. contactor KM0The coil other end be connected at the beginning of first
Grade input terminal;The first secondary output end of transformer T is respectively connected to the first stop button SB1One end and the second stop button
SB3One end, the first stop button SB1The other end be connected to the first start button SB2One end, the first start button SB2's
The other end is connected to first and obtains electric time delay relay KT1Coil one end, first electric time delay relay KT2Line
The circle other end is connected to the second subprime output end of transformer T, and first obtains electric time delay relay KT1Instantaneous normally opened contact
The both ends (3-5) are connected in parallel to the first start button SB2Both ends, the first power loss time delay relay KT2Coil both ends be connected in parallel to
One obtains the both ends of electric time delay relay KT1 coil, the second stop button SB3The other end be connected to the second start button SB4
One end, the second start button SB4The other end be connected to second electric time delay relay KT3Coil one end, second
Electric time delay relay KT3The coil other end be connected to the second subprime output end of transformer T, second electric delay time
Relay KT3The both ends instantaneous normally opened contact (9-11) be connected in parallel to the second start button SB4Both ends, the second power loss delay time after
Electric appliance KT4Coil both ends be connected in parallel to second electric time delay relay KT3The both ends of coil.
Specifically, circuit can be integrated on distribution box in Fig. 1, as shown in Fig. 2, XT is connecting terminal block, pass through terminal block
XT distinguishes the installation sites of electric elements, and the top of XT is the electric elements being placed on distribution box inner bottom plating, the lower section of XT
For electric elements that are external or being led on distribution box door panel.From terminal block XT, 14 connecting terminals are shared.Wherein L01、
L02、L03(access A, B, C) this three lines are by outer 380 power supply of three-phase alternating current for introducing distribution box, and poling introduces;1U1、1V1、
1W1This three lines are vibrating spear motor M1Motor line, poling is connected to motor M1U in terminal box1、V1、W1On;2U1、2V1、2W1
This three lines are vibrating spear motor M2Motor line, poling is connected to motor M2U in terminal box1、V1、W1On;1,3,5,9,11 this
Five lines are control line, the button switch SB being connected on distribution box door panel1、SB2、SB3、SB4;Wherein, motor M1Model
ZN25, power 5.5KW, motor M2Model ZN25, power 5.5KW, total current 50A;Motor M1Motor line 1U1、
1V1、1W1BV6mm2 conducting wire can be selected;Motor M2Motor line 2U1、2V1、2W1BV6mm2 conducting wire can be selected, due to using frequency conversion
Device, motor is larger by dash current, admittedly select the conducting wire of larger cross-section;Power supply line L01、L02、L03BV6 mm2 can be selected;Control
BVR1.0 mm2 can be selected in line processed.
Before use, carrying out circuit debugging, major loop circuit breaker Q F is disconnected0、QF1、QF2, close control loop circuit breaker Q F3,
First debugging control circuit, specific as follows:
Electric time delay relay KT is incited somebody to action to obtain first1、KT3And power loss time delay relay KT2、KT4Delay time
Adjustment is set, and can be generally set to 12 seconds depending on production requirement.
Press start button SB1、 SB3, observe distribution box in each electric elements action situation, at this time electric delay time
Relay KT1、KT3, power loss time delay relay KT2、KT4And A.C. contactor KM0Energized action simultaneously is answered, after 12 seconds
Namely KT afterwards1、KT3Delay time, A.C. contactor KM1、KM2Also energized action meets above situation, illustrates to start
Journey meets the requirements, that is, KM in order when starting0First work, KM1、 KM2Automatically starting work again.Then stop button is pressed
SB2、 SB4, the action situation of each electric elements in distribution box is observed, at this point, obtaining electric time delay relay KT1、KT3, power loss
Time delay relay KT2、KT4A.C. contactor KM1、KM2Release should be powered off simultaneously, after namely KT for a moment2、 KT4Prolong
When the time, A.C. contactor KM0Also power-off release, meets above situation, illustrates that stopped process meets the requirements, that is, when stopping
KM in order1、KM2First stop, through KT2、 KT4After delay, KM0Be automatically stopped work again, illustrate in this way control loop all just
Often.
After debugging above, then by major loop circuit breaker Q F0、QF1、QF2It closes, on-load is debugged, and should be infused
Meaning: the rotation direction of motor will be determined in advance in debugging process, and correctly connect, in order to avoid mechanical accident is caused, in debugging electricity
When machine turns to, preferably motor and institute's bringing onto load are separated to come, be reconnected after motor steering is correct, it is perfectly safe to guarantee.
In actual use, user presses start button SB2(3-5), SB4(9-11) obtains electric time delay relay
KT1、KT3, power loss time delay relay KT2、KT4Coil obtains electric actuation and KT1、KT3Be not delayed wink move normally opened contact (3-5),
(9-11) is closed self-locking, KT1、 KT3Trigger, in KT2、 KT4After coil obtains electric actuation, KT2、KT4Power loss delay disconnects
Normally opened contact (4-6) is closed immediately, connects the first A.C. contactor KM0Coil power (6-8), KM0Coil obtains electric actuation, KM0Three
Phase main contact contact closure, frequency converter, which obtains, electric first to be started;Through KT1、KT3After a period of time is delayed (general 12 seconds), KT1、KT3
Normally opened contact (10-12), (16-18) closure for obtaining electric timing closing, connect the second A.C. contactor KM1, third ac contactor
Device KM2Coil power, KM1、KM2Three-phase main contacts closure, vibrating spear motor M1、M2It is electric after start operating.To complete to start
When first starts frequency converter, and automatic time delay starts vibrating spear motor M again1、 M2, reduce the dash current to frequency converter, effectively
Protect the safety of frequency converter.
When stopping, stop button SB is pressed1 (1-3)、SB3 (1-9);Obtain electric time delay relay KT1、KT3, power loss prolongs
When time relay KT2、 KT4Coil powers off release.KT1、 KT3It is not delayed and moves normally opened contact (3-5), (9-11) immediately in wink
It disconnects, releases self-locking;KT2, KT4 trigger.Meanwhile KT1, KT3 obtain electric timing closing normally opened contact (10-12),
(16-18) is disconnected immediately, is initially switched off A.C. contactor KM1, KM2 wire loop power supply, is shut down.Through KT2、 KT4At one section
Between be delayed after, KT2, KT4 power loss delay disconnect normally opened contact (4-6) disconnect, afterwards cut off frequency converter, A.C. contactor KM0Line
Enclose ring current, KT0Coil blackout release, KT0 three-phase main contacts disconnect, vibrating spear motor M0Power loss is automatically stopped operating afterwards.From
And it completes first to stop vibrating spear motor M when stopping1、M2Automatic time delay stops frequency converter again, protects the safety of frequency converter.
Further, three-phase alternating-current supply is 380V voltage, and transformer T is used to 380V voltage step-down be 36V voltage.
In the technical scheme, high pressure 380V is 36 safe voltages through transformer pressure-reducing, improves operator and manipulates process
In safety.
The technical solution of the utility model is had been described in detail above with reference to the accompanying drawings, the technical solution of the utility model proposes
A kind of new Novel variable-frequency vibrating spear control circuit manipulates convenient for operator, can effectively avoid and leads because operator's operation is lack of standardization
Frequency converter damage is caused, the service life of frequency converter is effectively extended, in addition also improves the safety during operator's manipulation.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (3)
1. a kind of Novel variable-frequency vibrating spear control circuit, including transducer control circuit and the circuit for controlling motor that vibrates, the change
Frequency device control circuit includes the first three-level breaker, the first A.C. contactor, the first three-level electrothermal relay and frequency converter, the vibration
Smash circuit for controlling motor, including the first vibrating spear motor control branch and the second vibrating spear circuit control branch, first vibration
Tamper motor control branch vibrates including the second three-level breaker, the second A.C. contactor, the second three-level electrothermal relay and first
Stick motor, the second vibrating spear circuit control branch include third three-level breaker, third A.C. contactor, third three-level heat
Relay and the second vibrating spear motor, which is characterized in that further include:
Main control circuit, including transformer and the 4th three-level breaker, three intersection of one end access of the 4th three-level breaker
Galvanic electricity source, the other end of the 4th three-level breaker are separately connected the first primary input terminal and the second primary input of transformer
The normally closed interlock other end of the normally closed interlock one end at end and the second three-level electrothermal relay, the second three-level electrothermal relay connects
It is connected to first timing closing normally opened contact one end for obtaining electric time delay relay, described first obtains electric time delay relay
The timing closing normally opened contact other end is connected to coil one end of second A.C. contactor, second A.C. contactor
The coil other end is connected to first primary input terminal, and the normally closed interlock other end of the third three-level electrothermal relay is connected to
Second obtains timing closing normally opened contact one end of electric time delay relay, and described second obtains the delay of electric time delay relay
The closure normally opened contact other end is connected to coil one end of the third A.C. contactor, the coil of the third A.C. contactor
The other end is connected to first primary input terminal, and the normally closed interlock other end of the first three-level electrothermal relay is connected to first
The delay of power loss time delay relay disconnects normally opened contact one end, and the delay of the first power loss time delay relay disconnects
The normally opened contact other end is connected to coil one end of first A.C. contactor, the delay of the second power loss time delay relay
Disconnect the delay disconnection normally opened contact both ends that normally opened contact both ends are connected in parallel on the first power loss time delay relay respectively, institute
The coil other end for stating the first A.C. contactor is connected to first primary input terminal;
First secondary output end of the transformer be respectively connected to the first stop button one end and the second stop button one
End, the other end of first stop button are connected to one end of the first start button, the other end of first start button
Be connected to described first electric time delay relay coil one end, described first electric time delay relay coil it is another
One end is connected to the second subprime output end of the transformer, and described first obtains the instantaneous normally opened contact of electric time delay relay
Both ends are connected in parallel to first start button both ends, and the coil both ends of the first power loss time delay relay are connected in parallel to described
First obtains the both ends of electric time delay relay coil,
The other end of second stop button is connected to one end of the second start button, the other end of second start button
Be connected to described second electric time delay relay coil one end, described second electric time delay relay coil it is another
One end is connected to the second subprime output end of the transformer, and described second obtains the instantaneous normally opened contact of electric time delay relay
Both ends are connected in parallel to second start button both ends, and the coil both ends of the second power loss time delay relay are connected in parallel to described
Second obtains the both ends of electric time delay relay coil.
2. Novel variable-frequency vibrating spear control circuit according to claim 1, which is characterized in that
One end of the first three-level breaker connects three-phase alternating-current supply, and the other end of the first three-level breaker is connected to
The other end of one end of the main normally opened contact of first A.C. contactor, the main normally opened contact of first A.C. contactor connects
It is connected to thermal element one end of the first three-level electrothermal relay, the other end connection of the thermal element of the first three-level electrothermal relay
To one end of the frequency converter;
One end of the second three-level breaker connects the other end of the frequency converter, the other end of the second three-level breaker
Be connected to one end of the main normally opened contact of second A.C. contactor, the main normally opened contact of second A.C. contactor it is another
One end is connected to thermal element one end of the second three-level electrothermal relay, the thermal element of the second three-level electrothermal relay it is another
End is connected to the first vibrating spear motor;
One end of the third three-level breaker connects the other end of the frequency converter, the other end of the third three-level breaker
Be connected to one end of the main normally opened contact of the third A.C. contactor, the main normally opened contact of the third A.C. contactor it is another
One end is connected to thermal element one end of the third three-level electrothermal relay, the thermal element of the third three-level electrothermal relay it is another
End is connected to the second vibrating spear motor.
3. Novel variable-frequency vibrating spear control circuit according to claim 1 or 2, which is characterized in that the three-phase alternating current
Source is 380V voltage, and the transformer is used to 380V voltage step-down be 36V voltage.
Priority Applications (1)
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CN201821748422.7U CN209402447U (en) | 2018-10-26 | 2018-10-26 | Novel variable-frequency vibrating spear control circuit |
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Application Number | Priority Date | Filing Date | Title |
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CN201821748422.7U CN209402447U (en) | 2018-10-26 | 2018-10-26 | Novel variable-frequency vibrating spear control circuit |
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CN209402447U true CN209402447U (en) | 2019-09-17 |
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ID=67878957
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CN201821748422.7U Active CN209402447U (en) | 2018-10-26 | 2018-10-26 | Novel variable-frequency vibrating spear control circuit |
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2018
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