CN116500934A - Control circuit of pneumatic door and electronic equipment - Google Patents

Control circuit of pneumatic door and electronic equipment Download PDF

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Publication number
CN116500934A
CN116500934A CN202310427796.8A CN202310427796A CN116500934A CN 116500934 A CN116500934 A CN 116500934A CN 202310427796 A CN202310427796 A CN 202310427796A CN 116500934 A CN116500934 A CN 116500934A
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CN
China
Prior art keywords
door
circuit
relay
sub
closing
Prior art date
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Pending
Application number
CN202310427796.8A
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Chinese (zh)
Inventor
宋佳星
黄香彬
李永生
施海坪
周云波
耿志远
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guoneng Qingyuan Power Generation Co ltd
Original Assignee
Guoneng Qingyuan Power Generation Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Guoneng Qingyuan Power Generation Co ltd filed Critical Guoneng Qingyuan Power Generation Co ltd
Priority to CN202310427796.8A priority Critical patent/CN116500934A/en
Publication of CN116500934A publication Critical patent/CN116500934A/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0423—Input/output
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/25—Pc structure of the system
    • G05B2219/25257—Microcontroller
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Selective Calling Equipment (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The present disclosure relates to a control circuit and an electronic device of a pneumatic door, including: a remote receiving sub-circuit, a near control sub-circuit, a signal locking sub-circuit, an overhaul prompting sub-circuit and a relay sub-circuit; the signal output end of the far-end receiving sub-circuit is connected with the signal receiving end of the relay sub-circuit, and the signal output end of the near-end control sub-circuit is connected with the signal receiving end of the relay sub-circuit; the control signal output end of the relay sub-circuit is connected with the signal input end of the pneumatic door contactor, and the signal locking sub-circuit is respectively connected with the far-end receiving sub-circuit, the near-end control sub-circuit and the relay sub-circuit and is used for locking the opening and closing door of the pneumatic door in place and stably generating signals for opening or closing the pneumatic door in place; the input end of the overhaul prompting sub-circuit is connected with the positive electrode of the power supply, and the output end of the overhaul prompting sub-circuit is grounded; the remote receiving sub-circuit is used for receiving a remote control signal and controlling the on-off of the relay sub-circuit; the near-end control sub-circuit is used for controlling the on-off of the relay sub-circuit in situ.

Description

Control circuit of pneumatic door and electronic equipment
Technical Field
The disclosure relates to the technical field of control, in particular to a control circuit of a pneumatic door and electronic equipment.
Background
The pneumatic switch door is one of pneumatic doors and is an actuating mechanism commonly used in production sites, and the pneumatic switch door is commonly used for opening control of a pipeline where the pneumatic switch door is located so as to block or conduct medium circulation in the pipeline. In the related art, the process of controlling the opening and closing of the pneumatic door is controlled by an operator in situ, when the blocking degree of the pneumatic door affects the medium circulation in the pipeline, the piston cylinder is manually pushed to move through the closed air hole, the blocking condition of the piston air inlet and exhaust resistance is judged to check the cylinder, and when the blocking degree of the pneumatic door does not affect the medium circulation in the pipeline, an in-place opening signal and a related overhaul prompt signal cannot be generated stably, so that the overhaul is not timely.
In the related scene, the electromagnetic sensor for sensing the in-place opening signal is in range sensing, after the pneumatic door is opened in place, the in-place opening signal is not generated or disappears immediately after the in-place opening signal is generated, so that a worker cannot know the specific situation of the opening degree of the pneumatic door.
Disclosure of Invention
The invention aims to provide a control circuit and electronic equipment of a pneumatic door, which are used for solving the problem that in the prior art, the pneumatic door can only be controlled to be opened and closed in situ, and an in-place opening signal can not be stably generated when the pneumatic door is slightly blocked and the blocking degree can not influence the medium circulation of a pipeline where the pneumatic door is positioned; meanwhile, when the pneumatic switch door is slightly blocked, the prior art has no related overhaul prompt signal, and the technical problem of untimely overhaul can be caused.
To achieve the above object, a first aspect of the present disclosure provides a control circuit of a pneumatic door, the control circuit including: a remote receiving sub-circuit, a near control sub-circuit, a signal locking sub-circuit, an overhaul prompting sub-circuit and a relay sub-circuit;
the signal output end of the far-end receiving sub-circuit is connected with the signal receiving end of the relay sub-circuit, and the signal output end of the near-end control sub-circuit is connected with the signal receiving end of the relay sub-circuit;
the control signal output end of the relay sub-circuit is connected with the signal input end of the pneumatic door contactor, and the signal locking sub-circuit is respectively connected with the far-end receiving sub-circuit, the near-end control sub-circuit and the relay sub-circuit and is used for locking the opening and closing door of the pneumatic door in place;
the remote receiving sub-circuit is used for receiving a remote control signal and controlling the on-off of the relay sub-circuit;
the near-end control sub-circuit is used for controlling the on-off of the relay sub-circuit in situ.
Optionally, the relay sub-circuit includes: the door opening relay, the door opening intermediate relay, the door closing relay and the door closing intermediate relay;
the first end of the coil of the door opening intermediate relay and the first end of the coil of the door opening relay are respectively connected with the first signal output end of the far-end receiving subcircuit, the first signal output end of the near-end control subcircuit and the first end of the normally closed contact switch of the door closing intermediate relay, and the second end of the normally closed contact switch of the door closing intermediate relay is connected with the first end of the normally open contact switch of the door opening intermediate relay;
the first end of the coil of the door closing intermediate relay and the first end of the coil of the door closing relay are respectively connected with the second signal output end of the far-end receiving subcircuit, the second signal output end of the near-end control subcircuit and the first end of the normally open contact switch of the door closing intermediate relay, and the second end of the normally open contact switch of the door closing intermediate relay is connected with the first end of the normally closed contact switch of the door opening intermediate relay;
the second end of the normally open contact switch of the door opening intermediate relay and the second end of the normally closed contact switch of the door opening intermediate relay are commonly connected with a power supply;
the second end of the coil of the door opening relay, the second end of the coil of the door opening intermediate relay, the second end of the coil of the door closing relay and the second end of the coil of the door closing intermediate relay are all commonly grounded.
Optionally, the remote receiving sub-circuit includes: the door opening signal receiver and the door closing signal receiver are respectively used for remote control signals;
the first end of the door opening signal receiver is connected with a power supply, and the second end of the door opening signal receiver is configured as a first signal output end of a remote receiving sub-circuit;
the first end of the door closing signal receiver is connected with a power supply, and the second end of the door closing signal receiver is configured as a second signal output end of the remote receiving sub-circuit.
Optionally, the near-end control sub-circuit includes: a door-on-site switch and a door-off-site switch;
the first end of the in-situ door opening switch is connected with a power supply, and the second end of the in-situ door opening switch is configured as a first signal output end of the near-end control sub-circuit;
the first end of the door-closing switch is connected with a power supply, and the second end of the door-closing switch is configured as a second signal output end of the near-end control sub-circuit.
Optionally, the control circuit further includes: a near-far switching switch;
the remote receiving subcircuit is connected with a power supply through a first switch of the near-far change-over switch;
the near-end control sub-circuit is connected with a power supply through a second switch of the near-far change-over switch;
the first switch and the second switch are opposite in switch state.
Optionally, the signal locking sub-circuit includes: an on-bit signal circuit and an off-bit signal circuit;
the in-place opening signal circuit is used for being locked by the state of the intermediate relay for closing the door and responding to the opening of the pneumatic door to a first preset opening degree to realize in-place opening signal locking after the pneumatic door is opened in place;
the closing signal circuit is used for being locked by the state of the door opening intermediate relay, and responding to closing of the pneumatic door to a second preset opening degree, so that closing signal locking after the pneumatic door is closed in place is realized.
Optionally, the on-bit signal circuit includes: the door opening indicator lamp, the in-place opening relay and the first magnetic switch;
the first end of the coil of the in-place opening relay is connected with the first end of the normally closed contact switch of the intermediate closing relay, and the first end of the first magnetic switch is respectively connected with the second end of the normally closed contact switch of the intermediate closing relay and the positive electrode of the door opening indicator lamp;
the first end of the normally open contact switch of the in-place opening relay is respectively connected with the second end of the normally closed contact switch of the door closing intermediate relay and the positive electrode of the door opening indicator lamp;
the second end of the first magnetic switch and the second end of the normally open contact switch of the open relay are connected with a power supply, and the second end of the coil of the open relay and the negative electrode of the door opening indicator lamp are grounded;
the first magnetic switch is arranged at a first preset position, so that the door opening indicator lamp is continuously lightened after the pneumatic door is started to a first preset opening.
Optionally, the control circuit further comprises: an overhaul prompting sub-circuit;
the overhaul prompting sub-circuit is used for carrying out overhaul prompting if the opening of the pneumatic door is kept unchanged within a preset time period under the condition that the pneumatic door is opened to a first preset opening.
Optionally, the overhaul cue sub-circuit includes: delay relay and overhaul indicator lamp;
the first end of the coil of the delay relay is connected with the first end of the first magnetic switch, and the first end of the contact switch of the delay relay is connected with the anode of the overhaul prompting lamp;
the second end of the coil of the delay relay and the negative electrode of the overhaul prompting lamp are grounded;
the second end of the contact switch of the delay relay is connected with a power supply.
Optionally, the off-bit signal circuit includes: the door closing indicator lamp, the closing relay and the second magnetic switch.
The first end of the coil of the closing relay is connected with the first end of the normally closed contact switch of the door opening intermediate relay, and the first end of the second magnetic switch is respectively connected with the second end of the normally closed contact switch of the door opening intermediate relay and the positive electrode of the door closing indicator lamp;
the first end of the normally open contact switch of the closing relay is respectively connected with the second end of the normally closed contact switch of the door opening intermediate relay and the positive electrode of the door closing indicator lamp;
the second end of the second magnetic switch and the second end of the normally open contact switch of the closing relay are connected with a power supply, and the second end of the coil of the closing relay and the negative electrode of the door closing indicator lamp are grounded;
the second magnetic switch is arranged at a second preset position, so that the door closing indicator lamp is continuously lightened after the pneumatic door is closed to a second preset opening.
The second preset position is a position when the pneumatic door is completely closed.
In a second aspect of the present disclosure, there is provided an electronic device comprising: the control circuit for pneumatically opening and closing a door of any one of the first aspects.
Through the technical scheme, at least the following technical effects can be achieved:
the signal output end of the near-end control sub-circuit is connected with the signal receiving end of the relay sub-circuit, and the far-end control and the near-end control can be realized through the far-end space and the near-end space; the control signal output end of the relay sub-circuit is connected with the signal input end of the pneumatic door contactor, and the signal locking sub-circuit is respectively connected with the far-end receiving sub-circuit, the near-end control sub-circuit and the relay sub-circuit and is used for locking the opening and closing door of the pneumatic door in place, so that an in-place opening signal and an in-place closing signal can be stably generated when the pneumatic door is blocked and the blocking degree does not influence the medium circulation of a pipeline where the pneumatic door is positioned; the overhaul prompting circuit is respectively connected with the positive electrode and the negative electrode of the power supply and is used for generating an overhaul prompting signal under the conditions that a channel is blocked and the blocking degree does not influence the medium circulation of a pipeline; the remote receiving sub-circuit is used for receiving a remote control signal and controlling the on-off of the relay sub-circuit; the near-end control sub-circuit is used for controlling the on-off of the relay sub-circuit in situ.
Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:
fig. 1 is a circuit diagram illustrating a control circuit of a pneumatic gate according to an exemplary embodiment.
Fig. 2 is a block diagram of an electronic device, according to an example embodiment.
Detailed Description
Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.
The invention aims to provide a control circuit and electronic equipment of a pneumatic door, which are used for solving the problem that in the prior art, the pneumatic door can only be controlled to be opened and closed in situ, and an in-place opening signal can not be stably generated when the pneumatic door is slightly blocked and the blocking degree can not influence the medium circulation of a pipeline where the pneumatic door is positioned; meanwhile, when the pneumatic switch door is slightly blocked, the prior art has no related overhaul prompt signal, and the technical problem of untimely overhaul can be caused.
To achieve the above object, an embodiment of the present disclosure provides a control circuit of a pneumatic door, and fig. 1 is a circuit diagram of a control circuit of a pneumatic door, as shown in fig. 1, according to an exemplary embodiment, the circuit includes: a remote receive sub-circuit 110, a near-end control sub-circuit 120, a signal lock sub-circuit 130, a service reminder sub-circuit 140, and a relay sub-circuit 150.
In the embodiment of the disclosure, the control circuit of the pneumatic door further comprises a main switch QF and a power indicator lamp HL, wherein one end of the main switch QF is connected with a power supply, and the other end of the main switch QF is connected with the circuit.
The control circuit of the pneumatic door is powered by a main power supply, the signal input end and the signal output end of the power supply indicator lamp HL are respectively connected to the positive electrode and the negative electrode of the power supply, and when the main switch QF is closed, the power supply indicator lamp HL is lightened.
The signal output end of the far-end receiving sub-circuit 110 is connected with the signal receiving end of the relay sub-circuit 150, and the signal output end of the near-end control sub-circuit 120 is connected with the signal receiving end of the relay sub-circuit 150;
the control signal output end of the relay sub-circuit 150 is connected with the signal input end of the pneumatic door contactor, and the signal locking sub-circuit 130 is respectively connected with the far-end receiving sub-circuit 110, the near-end control sub-circuit 120 and the relay sub-circuit 150, so as to realize the in-place locking of the opening and closing door of the pneumatic door;
the remote receiving sub-circuit 110 is configured to receive a remote control signal and control on/off of the relay sub-circuit 150;
the near-end control sub-circuit 120 is used to control the on-off of the relay sub-circuit 150 in situ.
Optionally, the control circuit further includes: a near-far switching switch SA;
the remote receiving sub-circuit 110 is connected with a power supply QF through a first switch of the near-far change-over switch SA; the near-end control sub-circuit 120 is connected to the power supply QF through a second switch of the near-far switching switch SA, and the switch states of the first switch and the second switch are opposite.
Optionally, the relay sub-circuit 150 includes: a door opening relay YV1, a door opening intermediate relay KA1, a door closing relay YV2, and a door closing intermediate relay KA2;
the first end of the coil of the door opening intermediate relay KA1 and the first end of the coil of the door opening relay YV1 are respectively connected with the first signal output end of the remote receiving sub-circuit 110, the first signal output end of the near-end control sub-circuit 120 and the first end of the normally closed contact switch of the door closing intermediate relay KA2, and the second end of the normally closed contact switch of the door closing intermediate relay is connected with the first end of the normally open contact switch of the door opening intermediate relay KA 1;
the first end of the coil of the door closing intermediate relay KA2 and the first end of the coil of the door closing relay YV2 are respectively connected with the second signal output end of the far-end receiving sub-circuit 110, the second signal output end of the near-end control sub-circuit 120 and the first end of the normally open contact switch of the door closing intermediate relay KA2, and the second end of the normally open contact switch of the door closing intermediate relay KA2 is connected with the first end of the normally closed contact switch of the door opening intermediate relay KA 1;
the second end of the normally open contact switch of the door opening intermediate relay KA1 and the second end of the normally closed contact switch of the door opening intermediate relay KA2 are commonly connected with a power supply;
the second end of the coil of the door opening relay YV1, the second end of the coil of the door opening intermediate relay KA1, the second end of the door closing relay coil YV2 and the second end of the door closing intermediate relay KA2 are all commonly grounded.
The output end of the pneumatic door contactor is in communication connection with the pneumatic door cylinder; the pneumatic door contactor is connected with a normally open contact of the door opening intermediate relay YV1 and a normally open contact of the door closing intermediate relay YV2 respectively, and when the pneumatic door contactor receives a signal of YV1, the pneumatic door contactor starts the air cylinder to drive the door to move towards the opening direction, and the pneumatic door is pneumatic.
Optionally, the remote receiving sub-circuit 110 includes: a door opening signal receiver DCS1 (Distributed Control System ) and a door closing signal receiver DCS2, the door opening signal receiver DCS1 and the door closing signal receiver DCS2 being respectively configured to receive a remote control signal;
the first end of the door opening signal receiver DCS1 is connected with a power supply, and the second end of the door opening signal receiver is configured as a first signal output end of a remote receiving sub-circuit;
the first end of the door closing signal receiver DCS2 is connected to a power supply, and the second end of the door closing signal receiver is configured as the second signal output of the remote receiving sub-circuit.
In one embodiment, referring to fig. 1, when the door opening signal receiver DCS1 receives the door opening signal, the door opening signal receiver DCS1 is closed, the coils of the door opening relay YV1 and the door opening relay KA1 are electrified, the normally open contact switch of the door opening relay YV1 is closed, the pneumatic door contactor receives an electric signal, the pneumatic door cylinder pushes the pneumatic door to move towards the door opening direction, and the normally open contact switch of the door opening relay KA1 is closed, so that a door opening control loop consisting of the normally open contact of the door opening relay KA1, the normally closed contact of the door opening relay KA2, the coil of the door opening relay KA1 and the door opening relay YV1 is closed, and the normally closed contact switch of the door opening relay KA1 is opened, so that a control loop consisting of the normally open contact of the door opening relay KA2, the normally closed contact of the door opening relay KA1, the coil of the door opening relay KA2 and the door opening relay YV2 is opened in an interlocking manner.
As yet another example, referring to fig. 1, when the door closing signal receiver DCS2 receives the door closing signal, the door closing signal receiver DCS2 is closed, the coils of the door closing relay YV2 and the door closing intermediate relay KA2 are electrified, the normally open contact switch of the door closing relay YV2 is closed, the pneumatic door contactor receives an electric signal, the pneumatic door cylinder pushes the pneumatic door to move in the door closing direction, and the normally open contact switch of the door closing intermediate relay KA2 is closed, so that the door closing control loop is self-locked and closed, and the normally closed contact switch of the door closing intermediate relay KA2 is opened, so that the door opening control loop is interlocked and opened.
Optionally, the near-end control sub-circuit 120 includes: a door-in-place switch SB1 and a door-in-place switch SB2;
the first end of the in-situ door opening switch is connected with a power supply, and the second end of the in-situ door opening switch is configured as a first signal output end of the near-end control sub-circuit;
the first end of the door-closing switch is connected with a power supply, and the second end of the door-closing switch is configured as a second signal output end of the near-end control sub-circuit.
In one embodiment, referring to fig. 1, when an on-site door opening switch SB1 is closed, coils of a door opening relay YV1 and a door opening relay KA1 are electrified, a normally open contact switch of the door opening relay YV1 is closed, a pneumatic door contactor receives an electric signal, a pneumatic door cylinder pushes a pneumatic door to move towards a door opening direction, and the normally open contact switch of the door opening relay KA1 is closed, so that a door opening control loop consisting of a normally open contact of the door opening relay KA1, a normally closed contact of a door closing relay KA2, the coils of the door opening relay KA1 and the door opening relay YV1 is closed, and a normally closed contact switch of the door opening relay KA1 is opened, so that a door closing control loop consisting of a normally open contact of a door closing relay KA2, a normally closed contact of the door opening relay KA1, a coil of the door closing relay KA2 and the door closing relay YV2 is opened in an interlocking manner.
As yet another example, referring to fig. 1, when the on-site door closing switch SB2 is closed, the coils of the door closing relay YV2 and the door closing intermediate relay KA2 are charged, the normally open contact switch of the door closing relay YV2 is closed, the pneumatic door contactor receives an electrical signal, the pneumatic door cylinder pushes the pneumatic door to move in the door closing direction, and the normally open contact switch of the door closing intermediate relay KA2 is closed, so that the door closing control loop is self-locked and closed, and the normally closed contact switch of the door closing intermediate relay KA2 is opened, so that the door opening control loop is interlocked and opened.
In one embodiment, the control circuit further comprises: a near-far switching switch SA;
the remote receiving subcircuit is connected with a power supply through a first switch of the near-far change-over switch;
the near-end control sub-circuit is connected with a power supply through a second switch of the near-far change-over switch;
the first switch and the second switch are opposite in switch state.
In the embodiment of the disclosure, referring to fig. 1, the first switch may be in a normally open state, and the second switch is in a normally closed state, so that the switch states of the first switch and the second switch are opposite, the first switch may be closed, and the second switch may be opened in a normal state, and the remote control signal may be received by the remote receiving sub-circuit 110, so as to realize remote control of opening or closing of the pneumatic door, where the near-end control sub-circuit 120 is in an open state, and the opening or closing of the pneumatic door cannot be controlled in situ by the near-end control sub-circuit 120.
In an emergency state, the field staff can switch to the state of the near-far switch SA to switch to the first switch to be opened, and the second switch to be closed to control the opening or closing of the pneumatic door in situ through the near-end control sub-circuit 120, but cannot receive a remote control signal through the far-end receiving sub-circuit 110, so as to realize remote control of the opening or closing of the pneumatic door.
For example, when the near-far switch SA is switched to the far-end control, the second switch is opened, the first switch is closed, the control system sends a door opening command, and the door opening signal receiver DCS1 receives a door opening signal corresponding to the door opening command, thereby realizing remote control of opening the pneumatic door.
As yet another example, when the near-far switch SA is switched to the in-situ control, i.e., the first switch is opened and the second switch is closed, the worker can control the opening of the air door by closing SB1 or can control the closing of the air door by closing SB 2.
Optionally, the signal locking sub-circuit 130 includes: an on-bit signal circuit 1301 and an off-bit signal circuit 1302;
the open-in-place signal circuit 1301 is used for being locked by the state of the door closing intermediate relay KA2, and responding to the opening of the pneumatic door to a first preset opening degree to realize the open-in-place signal locking after the pneumatic door is opened in place;
the closing signal circuit is used for being locked by the state of the door opening intermediate relay KA1, and responding to closing of the pneumatic door to a second preset opening degree, so that closing signal locking after the pneumatic door is closed in place is realized.
Optionally, the on-bit signal circuit 1301 includes: a door opening indicator lamp HL2, an in-place relay KA3 and a first magnetic switch SQ1;
the first end of the coil of the in-place opening relay KA3 is connected with the first end of the normally closed contact switch of the intermediate closing relay KA2, and the first end of the first magnetic switch SQ1 is respectively connected with the second end of the normally closed contact switch of the intermediate closing relay KA2 and the positive electrode of the open door indicator lamp HL 2;
the first end of the normally open contact switch of the in-place opening relay KA3 is respectively connected with the second end of the normally closed contact switch of the door closing intermediate relay KA2 and the positive electrode of the door opening indicator lamp HL 2;
the second end of the first magnetic switch SQ1 and the second end of the normally open contact switch of the open relay KA3 are connected with a power supply, and the second end of the coil of the open relay KA3 and the negative electrode of the door opening indicator lamp HL2 are grounded;
the first magnetic switch SQ1 is arranged at a first preset position, so that the door opening indicator lamp is continuously lightened after the pneumatic door is started to the first preset position.
In one embodiment, referring to fig. 1, the open-in-place signal circuit is responsive to the magnetic force generated when the electric door approaches the first magnetic switch SQ1, the first magnetic switch SQ1 is closed, so that the open-in-place indicator lamp HL2 is lit, and the coil of the open-in-place intermediate relay KA3 is charged, and the normally open contact switch of the open-in-place intermediate relay KA3 is closed under the electromagnetic effect.
Further, after the pneumatic door is opened in place, as the opening degree of the electric door is increased, the pneumatic door is far away from the first magnetic switch SQ1, the magnetic force disappears to cause the first magnetic switch SQ1 to be opened, and the normally open contact switch of the in-place intermediate relay KA3 is in a closed state, so that the door opening indicator lamp HL2 is long-lighted, and the state locking of the in-place signal circuit is realized.
If the pneumatic door is completely stopped after being opened in place, if the pneumatic door is closed by remote end or on-site control, the coil of the door closing intermediate relay KA2 is electrified, the normally closed contact switch of the door closing intermediate relay KA2 is disconnected under electromagnetic action, so that the coil of the in-place intermediate relay KA3 is deenergized, the normally open contact switch of the in-place intermediate relay KA3 is disconnected, the first magnetic switch SQ1 is also in an off state, and the deenergized state of the door opening indicator lamp HL2 is extinguished.
Optionally, the control circuit further comprises: an overhaul cue sub-circuit 140;
the overhaul prompting sub-circuit 140 is configured to perform overhaul prompting if the opening of the pneumatic door is kept unchanged within a preset duration under the condition that the pneumatic door is opened to a first preset opening.
Optionally, the overhaul cue sub-circuit includes: the first magnetic switch SQ1, the delay relay KT and the overhaul prompting lamp HL1;
a first end of a coil of the delay relay KT is connected with a first end of a first magnetic switch SQ1, and a first end of a contact switch of the delay relay KT is connected with an anode of the maintenance prompting lamp HL1;
the second end of the coil of the delay relay KT and the negative electrode of the overhaul prompting lamp HL1 are grounded;
the second end of the contact switch of the delay relay KT is connected with a power supply.
In one embodiment, referring to fig. 1, when the pneumatic door is opened in place, the overhaul prompting sub-circuit 140 is closed in response to the first magnetic switch SQ1, the electric coil of the delay relay KT is electrified, and if the position of the pneumatic door remains unchanged within a preset time period under the condition that the pneumatic door is opened to a first preset opening degree, the timing time period of the delay relay KT is further reached, the normally open contact switch of the delay relay KT is closed, and the overhaul indicator lamp HL1 is lightened.
The first preset opening is between thresholds of corresponding positions of the pneumatic door opening under the condition that medium circulation of a channel where the pneumatic door is located is not affected.
Further, after maintenance is completed, the pneumatic door is continuously opened, the pneumatic door is far away from the first magnetic switch SQ1, the magnetic force disappears to cause the first magnetic switch SQ1 to be disconnected, at the moment, the electric coil of the delay relay KT is powered off, the normally open contact switch of the delay relay KT is disconnected, and the maintenance indicator lamp HL1 is extinguished.
Optionally, the off-bit signal circuit includes: a door closing indicator lamp HL3, a closing relay KA4 and a second magnetic switch SQ2.
The first end of the coil of the closing relay KA4 is connected with the first end of the normally closed contact switch of the door opening intermediate relay KA1, and the first end of the second magnetic switch SQ2 is respectively connected with the second end of the normally closed contact switch of the door opening intermediate relay KA1 and the positive electrode of the door closing indicator lamp HL 3;
the first end of the normally open contact switch of the closing relay KA4 is respectively connected with the second end of the normally closed contact switch of the opening intermediate relay KA1 and the positive electrode of the closing indicator lamp HL 3;
the second end of the second magnetic switch SQ2 and the second end of the normally open contact switch of the in-place closing relay KA4 are connected with a power supply, and the second end of the coil of the in-place closing relay KA4 and the negative electrode of the door closing indicator lamp HL3 are grounded;
the second magnetic switch SQ2 is installed at a second preset position, so that the door closing indicator light is continuously turned on in response to the closing of the air door to the second preset position.
The second preset position is a position when the pneumatic door is completely closed.
In one embodiment, referring to fig. 1, the off-position signal circuit is responsive to the magnetic force generated when the electric door approaches the second magnetic switch SQ2, the second magnetic switch SQ2 is closed, such that the off-position indicator lamp HL3 is lit and the coil of the off-position intermediate relay KA4 is energized, and the normally open contact switch of the off-position intermediate relay KA4 is closed under the electromagnetic effect.
Further, after the pneumatic door is closed in place, as the opening of the electric door is reduced, the pneumatic door is far away from the second magnetic switch SQ2, the magnetic force disappears to cause the second magnetic switch SQ2 to be opened, and the normally open contact switch of the in-place intermediate relay KA4 is in a closed state, so that the in-place closing indicator lamp HL3 is long and bright, and the state locking of the in-place closing signal circuit is realized.
Further, if the pneumatic door is completely stopped, if the pneumatic door is opened by remote or local control, the coil of the door opening intermediate relay KA1 is electrified, the normally closed contact switch of the door opening intermediate relay KA1 is disconnected under electromagnetic action, so that the coil of the in-place relay KA4 is powered off, the second magnetic switch SQ2 is also in a disconnected state, and the in-place turn-off indicator lamp HL3 is powered off and extinguished.
The embodiment of the disclosure also provides an electronic device, including: the control circuit for pneumatically opening and closing a door of any of the preceding embodiments.
The signal output end of the near-end control sub-circuit is connected with the signal receiving end of the relay sub-circuit, and the far-end control and the near-end control can be realized through the far-end space and the near-end space; the control signal output end of the relay sub-circuit is connected with the signal input end of the pneumatic door contactor, and the signal locking sub-circuit is respectively connected with the far-end receiving sub-circuit, the near-end control sub-circuit and the relay sub-circuit and is used for locking the opening and closing door of the pneumatic door in place, so that an in-place opening signal and an in-place closing signal can be stably generated when the pneumatic door is blocked and the blocking degree does not influence the medium circulation of a pipeline where the pneumatic door is positioned; the overhaul prompting circuit is respectively connected with the positive electrode and the negative electrode of the power supply and is used for generating an overhaul prompting signal under the conditions that a channel is blocked and the blocking degree does not influence the medium circulation of a pipeline; the remote receiving sub-circuit is used for receiving a remote control signal and controlling the on-off of the relay sub-circuit; the near-end control sub-circuit is used for controlling the on-off of the relay sub-circuit in situ.
Fig. 2 is a block diagram of an electronic device 700, according to an example embodiment. The control circuit including the air door in the foregoing embodiment, for performing the control of the air door in the foregoing embodiment, as shown in fig. 2, the electronic apparatus 700 may include: a processor 701, a memory 702. The electronic device 700 may also include one or more of a multimedia component 703, an input/output (I/O) interface 704, and a communication component 705.
Wherein the processor 701 is configured to control the overall operation of the electronic device 700 to perform all or part of the steps of controlling the pneumatic door as described above. The memory 702 is used to store various types of data to support operation on the electronic device 700, which may include, for example, instructions for any application or method operating on the electronic device 700, as well as application-related data, such as contact data, messages sent and received, pictures, audio, video, and so forth. The Memory 702 may be implemented by any type or combination of volatile or non-volatile Memory devices, such as static random access Memory (Static Random Access Memory, SRAM for short), electrically erasable programmable Read-Only Memory (Electrically Erasable Programmable Read-Only Memory, EEPROM for short), erasable programmable Read-Only Memory (Erasable Programmable Read-Only Memory, EPROM for short), programmable Read-Only Memory (Programmable Read-Only Memory, PROM for short), read-Only Memory (ROM for short), magnetic Memory, flash Memory, magnetic disk, or optical disk. The multimedia component 703 can include a screen and an audio component. Wherein the screen may be, for example, a touch screen, the audio component being for outputting and/or inputting audio signals. For example, the audio component may include a microphone for receiving external audio signals. The received audio signals may be further stored in the memory 702 or transmitted through the communication component 705. The audio assembly further comprises at least one speaker for outputting audio signals. The I/O interface 704 provides an interface between the processor 701 and other interface modules, which may be a keyboard, mouse, buttons, etc. These buttons may be virtual buttons or physical buttons. The communication component 705 is for wired or wireless communication between the electronic device 700 and other devices. Wireless communication, such as Wi-Fi, bluetooth, near field communication (Near Field Communication, NFC for short), 2G, 3G, 4G, NB-IOT, eMTC, or other 5G, etc., or one or a combination of more of them, is not limited herein. The corresponding communication component 705 may thus comprise: wi-Fi module, bluetooth module, NFC module, etc.
In an exemplary embodiment, the electronic device 700 may be implemented by one or more application specific integrated circuits (Application Specific Integrated Circuit, abbreviated ASIC), digital signal processor (Digital Signal Processor, abbreviated DSP), digital signal processing device (Digital Signal Processing Device, abbreviated DSPD), programmable logic device (Programmable Logic Device, abbreviated PLD), field programmable gate array (Field Programmable Gate Array, abbreviated FPGA), controller, microcontroller, microprocessor, or other electronic components for performing the control of the pneumatic gate in the above embodiments.
In another exemplary embodiment, a computer readable storage medium is also provided that includes program instructions that, when executed by a processor, implement the control of the pneumatic gate in the above-described embodiments. For example, the computer readable storage medium may be the memory 702 including program instructions described above, which are executable by the processor 701 of the electronic device 700 to perform the control of the pneumatic gate in the above-described embodiments.
The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.
In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.
Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims (11)

1. A control circuit for a pneumatic door, the control circuit comprising: a remote receiving sub-circuit, a near control sub-circuit, a signal locking sub-circuit, an overhaul prompting sub-circuit and a relay sub-circuit;
the signal output end of the far-end receiving sub-circuit is connected with the signal receiving end of the relay sub-circuit, and the signal output end of the near-end control sub-circuit is connected with the signal receiving end of the relay sub-circuit;
the control signal output end of the relay sub-circuit is connected with the signal input end of the pneumatic door contactor, and the signal locking sub-circuit is respectively connected with the far-end receiving sub-circuit, the near-end control sub-circuit and the relay sub-circuit and is used for realizing the in-place locking of the opening and closing door of the pneumatic door and stably generating an in-place opening signal and an in-place closing signal;
the input end of the overhaul prompting sub-circuit is connected with the positive electrode of the power supply, the output end of the overhaul prompting sub-circuit is grounded, and an overhaul prompting signal is generated under the condition that the blocking degree of the pneumatic door does not influence the medium circulation in the pipeline;
the remote receiving sub-circuit is used for receiving a remote control signal and controlling the on-off of the relay sub-circuit;
the near-end control sub-circuit is used for controlling on-off of the relay sub-circuit in situ.
2. The pneumatic door control circuit of claim 1, wherein the relay sub-circuit comprises: the door opening relay, the door opening intermediate relay, the door closing relay and the door closing intermediate relay;
the first end of the coil of the door opening intermediate relay and the first end of the coil of the door opening relay are respectively connected with the first signal output end of the far-end receiving subcircuit, the first signal output end of the near-end control subcircuit and the first end of the normally closed contact switch of the door closing intermediate relay, and the second end of the normally closed contact switch of the door closing intermediate relay is connected with the first end of the normally open contact switch of the door opening intermediate relay;
the first end of the coil of the door closing intermediate relay and the first end of the coil of the door closing relay are respectively connected with the second signal output end of the far-end receiving subcircuit, the second signal output end of the near-end control subcircuit and the first end of the normally open contact switch of the door closing intermediate relay, and the second end of the normally open contact switch of the door closing intermediate relay is connected with the first end of the normally closed contact switch of the door opening intermediate relay;
the second end of the normally open contact switch of the door opening intermediate relay and the second end of the normally closed contact switch of the door opening intermediate relay are commonly connected with a power supply;
the second end of the coil of the door opening relay, the second end of the coil of the door closing relay and the second end of the coil of the door closing relay are all commonly grounded.
3. The pneumatic door control circuit of claim 2, wherein the remote receiving subcircuit comprises: the door opening signal receiver and the door closing signal receiver are respectively used for receiving the remote control signals;
the first end of the door opening signal receiver is connected with a power supply, and the second end of the door opening signal receiver is configured as a first signal output end of the remote receiving sub-circuit;
the first end of the door closing signal receiver is connected with a power supply, and the second end of the door closing signal receiver is configured as a second signal output end of the remote receiving sub-circuit.
4. The pneumatic door control circuit of claim 2, wherein the proximal control sub-circuit comprises: a door-on-site switch and a door-off-site switch;
the first end of the in-situ door opening switch is connected with a power supply, and the second end of the in-situ door opening switch is configured as a first signal output end of the near-end control sub-circuit;
the first end of the door-closing switch is connected with a power supply, and the second end of the door-closing switch is configured as a second signal output end of the near-end control sub-circuit.
5. The control circuit of a pneumatic door as set forth in any one of claims 1-4, further comprising: a near-far switching switch;
the remote receiving subcircuit is connected with a power supply through a first switch of the near-far change-over switch;
the near-end control sub-circuit is connected with a power supply through a second switch of the near-far change-over switch;
the first switch and the second switch are opposite in switch state.
6. The pneumatic door control circuit of claim 2, wherein the signal lock sub-circuit comprises: an on-bit signal circuit and an off-bit signal circuit;
the in-place opening signal circuit is used for being locked by the state of the intermediate relay for closing the door and responding to the opening of the pneumatic door to a first preset opening degree to realize in-place opening signal locking after the pneumatic door is opened in place;
the closing signal circuit is used for being locked by the state of the intermediate relay for opening the door, and responding to closing of the pneumatic door to a second preset opening degree, so that closing signal locking after the pneumatic door is closed in place is realized.
7. The pneumatic gate control circuit of claim 6, wherein the open-bit signal circuit comprises: the door opening indicator lamp, the in-place opening relay and the first magnetic switch;
the first end of the coil of the in-place opening relay is connected with the first end of the normally closed contact switch of the intermediate closing relay, and the first end of the first magnetic switch is respectively connected with the second end of the normally closed contact switch of the intermediate closing relay and the positive electrode of the door opening indicator lamp;
the first end of the normally open contact switch of the in-place opening relay is respectively connected with the second end of the normally closed contact switch of the door closing intermediate relay and the positive electrode of the door opening indicator lamp;
the second end of the first magnetic switch and the second end of the normally open contact switch of the open relay are connected with a power supply, and the second end of the coil of the open relay and the negative electrode of the door opening indicator lamp are grounded;
the first magnetic switch is arranged at a first preset position, so that the on-position indicator lamp is continuously lighted after the pneumatic door is opened to the first preset opening degree.
8. The control circuit of a pneumatic door of claim 7, wherein the control circuit further comprises: an overhaul prompting sub-circuit;
the overhaul prompting sub-circuit is used for carrying out overhaul prompting if the opening of the pneumatic door is kept unchanged within a preset time period under the condition that the pneumatic door is opened to the first preset opening.
9. The pneumatic door control circuit of claim 8, wherein the service reminder sub-circuit comprises: delay relay and overhaul indicator lamp;
the first end of the coil of the delay relay is connected with the first end of the first magnetic switch, and the first end of the contact switch of the delay relay is connected with the anode of the overhaul prompting lamp;
the second end of the coil of the delay relay and the negative electrode of the overhaul prompting lamp are grounded;
and the second end of the contact switch of the delay relay is connected with a power supply.
10. The control circuit of a pneumatic gate according to any one of claims 6-9, wherein the off-position signal circuit comprises: the door closing indicator lamp, the in-place closing relay and the second magnetic switch;
the first end of the coil of the closing relay is connected with the first end of the normally closed contact switch of the door opening intermediate relay, and the first end of the second magnetic switch is respectively connected with the second end of the normally closed contact switch of the door opening intermediate relay and the positive electrode of the door closing indicator lamp;
the first end of the normally open contact switch of the closing relay is respectively connected with the second end of the normally closed contact switch of the door opening intermediate relay and the positive electrode of the door closing indicator lamp;
the second end of the second magnetic switch and the second end of the normally open contact switch of the closing relay are connected with a power supply, and the second end of the coil of the closing relay and the negative electrode of the door closing indicator lamp are grounded;
the second magnetic switch is arranged at a second preset position, so that the off-position indicator lamp is continuously lighted after the pneumatic door is closed to the second preset position.
11. An electronic device, comprising: a control circuit for a pneumatic door as claimed in any one of claims 1 to 10.
CN202310427796.8A 2023-04-19 2023-04-19 Control circuit of pneumatic door and electronic equipment Pending CN116500934A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310427796.8A CN116500934A (en) 2023-04-19 2023-04-19 Control circuit of pneumatic door and electronic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310427796.8A CN116500934A (en) 2023-04-19 2023-04-19 Control circuit of pneumatic door and electronic equipment

Publications (1)

Publication Number Publication Date
CN116500934A true CN116500934A (en) 2023-07-28

Family

ID=87316006

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310427796.8A Pending CN116500934A (en) 2023-04-19 2023-04-19 Control circuit of pneumatic door and electronic equipment

Country Status (1)

Country Link
CN (1) CN116500934A (en)

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