CN207972765U - Open type hydraulic system watertight controlling device for doors - Google Patents
Open type hydraulic system watertight controlling device for doors Download PDFInfo
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- CN207972765U CN207972765U CN201820384316.9U CN201820384316U CN207972765U CN 207972765 U CN207972765 U CN 207972765U CN 201820384316 U CN201820384316 U CN 201820384316U CN 207972765 U CN207972765 U CN 207972765U
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Abstract
The utility model is related to a kind of open type hydraulic system watertight controlling device for doors.Specifically, it is on or off the open type hydraulic system watertight controlling device for doors of watertight door.It includes main power source, emergency power supply, three phase electric machine, first and second contactor.Three phase electric machine is connected by first contactor main power source.The two-phase of main power source passes sequentially through transformer, power relay, Switching Power Supply and is connected with PLC controller.Emergency power supply is connected with power relay.Power relay is connected by the second intermediate relay, power relay and first contactor with power relay.It is sequentially connected with power relay and second contactor between second intermediate relay and power relay.There is capacitor C1 between emergency power supply AC2 and three phase electric machine M.The utility model is small, takes up space few, is suitable on the watertight door of ship.
Description
Technical field
The utility model is related to a kind of control devices.Specifically, it is on or off the open type hydraulic system of watertight door
Watertight controlling device for doors is particularly suitable on the watertight door on ship.
Background technology
It is both known about in shipbuilding industry, hydraulic pressure watertight door is the important component of ship.When local damage thing occurs for hull
Therefore when, by closing watertight door in time, flow can be prevented to enter in cabin, to effectively avoid the generation of sinking.
Watertight door peculiar to vessel mainly has sliding type watertight door, hinge type watertight door and roller watertight door.From drive form
Hand, pure electric vehicle formula and electric hydraulic watertight door etc. can be divided into again.Electric hydraulic watertight door therein is frequently referred to hydraulic pressure
Watertight door.
Currently, the control device of hydraulic pressure watertight door is mostly open hydraulic control device.This open hydraulic control device
As shown in Figure 1, it includes main power source AC1, emergency power supply AC2 and three phase electric machine M, main power source therein is 380 power supplys of exchange, is answered
Urgent telegram source is AC 220 V power supply.The power supply terminal of three phase electric machine M pass sequentially through first contactor KM1 three main contacts and
First switch QF1 is connected with main power source AC1.Two-phase in main power source AC1 passes sequentially through transformer by first switch QF1
T, power relay K1, Switching Power Supply PS1 are connected with PLC controller.The emergency power supply AC2 passes through second switch QF2 and work(
Rate relay K1 is connected with the input terminal of Switching Power Supply PS1, and buckle releaser is connected on first switch QF1, and one end of buckle releaser passes through
Button switch S1 is connected with an input terminal of Switching Power Supply PS1, another input of the buckle releaser other end and Switching Power Supply PS1
End is connected.Wherein, the first energy storage pressure sensor S2 is serially connected between the input terminal of Switching Power Supply PS1, the second energy-storage pressure passes
The both ends of sensor S3 and contactor KM1, the first energy storage pressure sensor S2 are parallel with the 4th contact of first contactor KM1
KM1-4.When work, main power source and emergency power supply all close.When main power source has electricity, the coil of power relay K1 obtains electric, work(
The normally opened contact of rate relay K1 is closed, and is switched to main circuit, this controller PLC receives open and close door actuating signal and open and close door
Limit detection signal, to control the break-make that open and close door acts solenoid valve.When door opening action, enabling electromagnetic valve coil obtains electric, opens
Door solenoid valve is connected, and energy storage pressure oil acts on the rodless cavity of hydraulic cylinder by enabling solenoid valve, to open watertight door.
When shutdown acts, shutdown electromagnetic valve coil obtains electric, and shutdown solenoid valve is connected, and energy storage pressure oil acted on by shutdown solenoid valve
The rod chamber of hydraulic cylinder, to close watertight door.When the first energy storage pressure sensor 1（S2）Detect that energy storage pressure is low
When the electric motor starting pressure of system setting, the first S2 contact closures, electric motor starting gives accumulator pressurizing.Work as energy storage pressure
Higher than the electric motor starting pressure of system setting, the first contacts S2 disconnect, but pass through the 4th contact KM1-4 self-lockings of KM1, electricity at this time
Machine can remain operational.When the second energy storage pressure sensor 2（S3）Detect that energy storage pressure is higher than the motor of system setting
When stopping pressure, the 2nd contacts S3 disconnect, and motor is stopped.When main power source dead electricity, the coil losing electricity of power relay K1,
The normally-closed contact of power relay K1 is closed, and is switched to emergency circuit, and accumulator disclosure satisfy that hydraulic pressure watertight door opening and closing three at this time
It is secondary, i.e. closed-open-closing, but motor can not start at this time.It can be seen that above-mentioned open hydraulic control device is to adopt
The action that opens or closes of watertight door is realized with accumulator, and is required in main power source dead electricity, and hydraulic pressure watertight door remains to realize
The code requirement of opening and closing three times.To meet this code requirement, accumulator inherently to be designed larger, and more sky is occupied
Between.And to meet the hydraulic oil gushed when accumulator action has local storage, it is desirable that hydraulic oil container is also sufficiently large.Therefore, this
Open hydraulic control device volume is big, takes up space more, can not be arranged on hydraulic pressure watertight door, it is difficult to meet integrated hydraulic water
The requirement of Mi Men.
Utility model content
Problem to be solved in the utility model provides a kind of open type hydraulic system watertight controlling device for doors.The utility model body
Product is small, takes up space few, may be provided on hydraulic pressure watertight door, can meet the requirement of integrated hydraulic watertight door.
The above problem to be solved in the utility model has following technical scheme realization：
The open type hydraulic system watertight controlling device for doors of the utility model includes main power source AC1, emergency power supply AC2, three-phase
Motor M and first contactor KM1.The main power source AC1 is to exchange 380 volts of power supplys and AC 220 V respectively with emergency power supply AC2
Power supply.The first phase of connecting terminal U, the second phase V and the third phase W of three phase electric machine M passes through the first master of first contactor KM1 respectively
Contact KM1-1, the second main contacts KM1-2 and third main contacts KM1-3 are connected with first switch QF1, first switch QF1 and main electricity
Source AC1 is connected；Two-phase in main power source AC1 is passed sequentially through transformer T, power relay K1, is opened by first switch QF1
Powered-down source PS1 is connected with PLC controller.The emergency power supply AC2 is touched by the first of second switch QF2 and power relay K1
Point K1-1 and the second contact K1-2 is connected.Buckle releaser MX is connected on first switch QF1, one end of buckle releaser passes through button switch S1
Be connected with an input terminal of Switching Power Supply PS1, the other end of buckle releaser directly with another input terminal phase of Switching Power Supply PS1
Even.
Its main feature is that further including second contactor KM2.The first contact K1-1 of power relay K1 is passed sequentially through in second
Between the normally opened contact KA2-1 of relay KA2, the third contact K1-3 of power relay K1 and first contactor KM1 and power after
The second contact K1-2 of electric appliance K1 is connected；The second of the normally opened contact KA2-1 and power relay K1 of second intermediate relay KA2
The 4th contact K1-4 and the second contactor KM2 of power relay K1 are sequentially connected between the K1-2 of contact.
There are capacitor C1, one end of capacitor C1 to pass through second contactor KM2's between emergency power supply AC2 and three phase electric machine M
Third main contacts KM2-3 is connected with the first phase U of three phase electric machine M, while the first main contacts KM2- for passing through second contactor KM2
1 is connected with a phase of emergency power supply AC2；The other end of capacitor C1 is connected with the second phase V of three phase electric machine M；Three phase electric machine M's
Third phase W is connected by the second main contacts KM2-2 of second contactor KM2 with another phase of emergency power supply AC2.
Further improvement of the utility model scheme is, the input terminal and output end of transformer T, Switching Power Supply PS1 it is defeated
There is fuse F in outlet.
The further improvement project of the utility model is to be useful for detection between the phase line and zero curve of emergency power supply AC2 to answer
The first intermediate relay KA1 of urgent telegram source AC2.
The first contact K1-1 due to power relay K1 it can be seen from above scheme passes sequentially through the second intermediate relay
The normally opened contact KA2-1 of device KA2, the third contact K1-3 of power relay K1 and first contactor KM1 and power relay K1
The second contact K1-2 be connected.The second contact of the normally opened contact KA2-1 and power relay K1 of second intermediate relay KA2
The 4th contact K1-4 and the second contactor KM2 of power relay K1 are sequentially connected between K1-2.The first phase of three phase electric machine M
U passes sequentially through a phase phase of the third main contacts KM2-3 and the first main contacts KM2-1 and emergency power supply AC2 of second contactor KM2
Even, the second phase of the tie point and three phase electric machine M of the third main contacts KM2-3 of second contactor KM2 and the first main contacts KM2-1
It is connected with capacitor C1 between V, the third phase W of three phase electric machine M is by the second main contacts KM2-2 of second contactor KM2 and answers urgent telegram
Another phase of source AC2 is connected.
When work, the first switch QF1 of main power source and the second switch QF2 of emergency power supply are closed.When main power source has electricity,
The coil of power relay K1 obtains electric, and the normally opened contact of power relay K1 is closed, and normally-closed contact disconnects, and is switched to main circuit.
PLC controller receives switch gate actuating signal and switch gate limit detection signal at this time, to control relay among electric motor starting
Device KA2 and open and close door act solenoid valve break-make.When door opening action, PLC controller output control the second intermediate relay of electric motor starting
Device KA2 obtains electric, and the contact closure of the second intermediate relay KA2, the coil of first contactor KM1 is made to obtain electric, first contactor KM1
Main contacts be closed, electric motor starting operation.At this point, PLC controller output control enabling solenoid valve must electrically connect, hydraulic oil driving
Hydraulic cylinder rodless cavity opens hydraulic pressure watertight door.Shutdown act when, PLC controller output control electric motor starting second among after
Electric appliance KA2 obtains electric, and the contact closure of the second intermediate relay KA2, the coil of first contactor KM1 is made to obtain electric, first contactor
The main contacts of KM1 is closed, electric motor starting operation, at this point, PLC controller output control shutdown solenoid valve must electrically connect, hydraulic oil
Hydraulic cylinder rod chamber is driven, hydraulic pressure watertight door is closed.When main power source dead electricity, the coil losing electricity of power relay K1, power
The normally opened contact of relay K1 disconnects, and normally-closed contact is closed, and is switched to emergency circuit, is used emergency power supply.At this point, PLC is controlled
Device receives switch gate actuating signal and switch gate limit detection signal, it is same control electric motor starting the second intermediate relay KA2 and
Open and close door acts solenoid valve break-make.When door opening action, PLC controller output control the second intermediate relay of electric motor starting KA2 is obtained
The coil of electricity, the contact closure of the second intermediate relay KA2, second contactor KM2 obtains electric, the main contacts of second contactor KM2
It is closed, the two-phase in three phase electric machine is made to connect the phase line and zero curve of emergency power supply, another capacitance that connects, electric motor starting operation respectively.
At this point, PLC controller output control enabling solenoid valve must electrically connect, hydraulic oil drives hydraulic cylinder rodless cavity, opens hydraulic pressure water
Mi Men.When shutdown acts, PLC controller output control the second intermediate relay of electric motor starting KA2 obtains electric, the second intermediate relay
The contact closure of KA2, the coil of second contactor KM2 obtain electric, and the main contacts of second contactor KM2 is closed, and is made in three phase electric machine
Two-phase scoop out the phase line and zero curve of anxious AC power, another capacitance that connects, electric motor starting operation respectively.At this point, PLC controller
Output control shutdown solenoid valve must electrically connect, and hydraulic oil drives hydraulic cylinder rod chamber, closes hydraulic pressure watertight door.
It can be seen that the utility model is acted using a motor to control the open and close door of hydraulic pressure watertight door, it is not required to configure
Accumulator, the parking space of draining when eliminating accumulator switch gate, reduces the volume of hydraulic oil container, to greatly reduce this
The open type hydraulic system watertight controlling device for doors volume of utility model, has saved a large amount of expensive real estates on ship so that this reality
It can be mounted on hydraulic pressure watertight door with novel open type hydraulic watertight door control dress, realize wanting for integrated hydraulic watertight door
It asks.
Description of the drawings
Fig. 1 is the open type hydraulic system watertight controlling device for doors schematic diagram in background technology；
Fig. 2 is the open type hydraulic system watertight controlling device for doors schematic diagram of the utility model.
Specific implementation mode
As shown in Fig. 2, the open type hydraulic system watertight controlling device for doors of the utility model includes main power source AC1, answers urgent telegram
Source AC2, three phase electric machine M, first contactor KM1 and second contactor KM2.The main power source AC1 and emergency power supply AC2 are respectively
Exchange 380 volts of power supplys and AC 220 V power supply.The first phase of connecting terminal U, the second phase V and third phase W difference of three phase electric machine M
Pass through the first main contacts KM1-1 of first contactor KM1, the second main contacts KM1-2 and third main contacts KM1-3 and first switch
QF1 is connected, and first switch QF1 is connected with main power source AC1.Two-phase in main power source AC1 is led to successively by first switch QF1
Transformer T, power relay K1, Switching Power Supply PS1 is crossed with PLC controller to be connected.The emergency power supply AC2 passes through second switch
QF2 is connected with the first contact K1-1 of power relay K1 and the second contact K1-2；Buckle releaser MX is connected on first switch QF1,
One end of buckle releaser is connected by button switch S1 with an input terminal of Switching Power Supply PS1, the other end of buckle releaser directly with
Another input terminal of Switching Power Supply PS1 is connected.
The first contact K1-1 of power relay K1 passes sequentially through normally opened contact KA2-1, the work(of the second intermediate relay KA2
The third contact K1-3 and first contactor KM1 of rate relay K1 are connected with the second contact K1-2 of power relay K1.Second
It is sequentially connected with power relay between the second contact K1-2 of the normally opened contact KA2-1 and power relay K1 of intermediate relay KA2
The 4th contact K1-4 and the second contactor KM2 of K1.
There are capacitor C1, one end of capacitor C1 to pass through second contactor KM2's between emergency power supply AC2 and three phase electric machine M
Third main contacts KM2-3 is connected with the first phase U of three phase electric machine M, while the first main contacts KM2- for passing through second contactor KM2
1 is connected with a phase of emergency power supply AC2.The other end of capacitor C1 is connected with the second phase V of three phase electric machine M.Three phase electric machine M's
Third phase W is connected by the second main contacts KM2-2 of second contactor KM2 with another phase of emergency power supply AC2.
Wherein, there is fuse F on the output end of the input terminal of transformer T and output end, Switching Power Supply PS1, answer urgent telegram
The first intermediate relay KA1 of detection emergency power supply AC2 is useful between the phase line and zero curve of source AC2.
Claims (3)
1. open type hydraulic system watertight controlling device for doors, including main power source AC1, emergency power supply AC2, three phase electric machine M and first connect
Tentaculum KM1；The main power source AC1 is to exchange 380 volts of power supplys and AC 220 V power supply respectively with emergency power supply AC2；Three phase electric machine
The first phase of connecting terminal U, the second phase V and the third phase W of M passes through the first main contacts KM1-1 of first contactor KM1, respectively
Two main contacts KM1-2 and third main contacts KM1-3 are connected with first switch QF1, and first switch QF1 is connected with main power source AC1；It is main
Two-phase in power supply AC1 by first switch QF1, and pass sequentially through transformer T, power relay K1, Switching Power Supply PS1 with
PLC controller is connected；The emergency power supply AC2 passes through the first contact K1-1 of second switch QF2 and power relay K1 and the
Two contact K1-2 are connected；Buckle releaser MX is connected on first switch QF1, one end of buckle releaser passes through button switch S1 and Switching Power Supply
An input terminal of PS1 is connected, and the other end of buckle releaser is directly connected with another input terminal of Switching Power Supply PS1；
Characterized by further comprising second contactor KM2；The first contact K1-1 of power relay K1 is passed sequentially through among second
The normally opened contact KA2-1 of relay KA2, the third contact K1-3 of power relay K1 and first contactor KM1 and power relay
The second contact K1-2 of device K1 is connected；The second of the normally opened contact KA2-1 and power relay K1 of second intermediate relay KA2 touches
The 4th contact K1-4 and the second contactor KM2 of power relay K1 are sequentially connected between point K1-2；
There is capacitor C1 between emergency power supply AC2 and three phase electric machine M, the third that one end of capacitor C1 passes through second contactor KM2
Main contacts KM2-3 is connected with the first phase U of three phase electric machine M, at the same by the first main contacts KM2-1 of second contactor KM2 with
A phase of emergency power supply AC2 is connected；The other end of capacitor C1 is connected with the second phase V of three phase electric machine M；The of three phase electric machine M
Three-phase W is connected by the second main contacts KM2-2 of second contactor KM2 with another phase of emergency power supply AC2.
2. open type hydraulic system watertight controlling device for doors according to claim 1, it is characterised in that the input terminal of transformer T
And there is fuse F on the output end of output end, Switching Power Supply PS1.
3. open type hydraulic system watertight controlling device for doors according to claim 1, it is characterised in that the phase of emergency power supply AC2
The first intermediate relay KA1 of detection emergency power supply AC2 is useful between line and zero curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820384316.9U CN207972765U (en) | 2018-03-21 | 2018-03-21 | Open type hydraulic system watertight controlling device for doors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820384316.9U CN207972765U (en) | 2018-03-21 | 2018-03-21 | Open type hydraulic system watertight controlling device for doors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207972765U true CN207972765U (en) | 2018-10-16 |
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ID=63764494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820384316.9U Active CN207972765U (en) | 2018-03-21 | 2018-03-21 | Open type hydraulic system watertight controlling device for doors |
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| CN (1) | CN207972765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108313234A (en) * | 2018-03-21 | 2018-07-24 | 无锡德林防务装备股份有限公司 | Open type hydraulic system watertight controlling device for doors |
-
2018
- 2018-03-21 CN CN201820384316.9U patent/CN207972765U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108313234A (en) * | 2018-03-21 | 2018-07-24 | 无锡德林防务装备股份有限公司 | Open type hydraulic system watertight controlling device for doors |
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