CN112648016B - Auxiliary underground wellhead vehicle-out acousto-optic alarm device and method - Google Patents

Auxiliary underground wellhead vehicle-out acousto-optic alarm device and method Download PDF

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Publication number
CN112648016B
CN112648016B CN202011572425.1A CN202011572425A CN112648016B CN 112648016 B CN112648016 B CN 112648016B CN 202011572425 A CN202011572425 A CN 202011572425A CN 112648016 B CN112648016 B CN 112648016B
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switch
relay
alarm
photoelectric sensor
module
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CN112648016A (en
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孔凡勇
周昕
魏兴强
袁淑光
杨大州
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Shandong Dongshan Xinyi Coal Mine Co Ltd
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Shandong Dongshan Xinyi Coal Mine Co Ltd
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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/18—Special adaptations of signalling or alarm devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • 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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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Alarm Devices (AREA)
  • Train Traffic Observation, Control, And Security (AREA)

Abstract

The invention provides a vice underground wellhead car-out acousto-optic alarm device and a method, wherein the device comprises a PLC control module, a device starting module, a photoelectric sensing module, an alarm control module and an acousto-optic alarm module; the device starting module is connected with the photoelectric sensing module, the photoelectric sensing module is connected with the PLC control module, the PLC control module is connected with the alarm control module, and the alarm control module is connected with the sound-light alarm module; the alarm control module comprises a photoelectric starting unit, an alarm starting unit and a delay control unit; the photoelectric starting unit is connected with the PLC control module and the delay control unit, the delay control unit is connected with the alarm starting unit, and the alarm starting unit is connected with the sound-light alarm module.

Description

Auxiliary underground wellhead vehicle-out acousto-optic alarm device and method
Technical Field
The invention belongs to the technical field of mine safety, and particularly relates to an auxiliary underground wellhead vehicle-exiting sound-light alarm device and method.
Background
Most of mines are underground, because geology and mining conditions are complex and changeable, unsafe factors are many, and the safety accidents of the existing mines are frequent, the safety of the mines is the important factor for ensuring the production of the mines.
The main function of the auxiliary well of the mine is to lower personnel and materials, and when the materials are lowered to the bottom of the well, the skip car is pushed out of the cage through the car pusher and enters the side track of the auxiliary well when the skip car goes out of the cage. And the lower well mouth car-out side of the auxiliary well is often passed by personnel, and the skip car can run on the track of the car-out side of the auxiliary well at high speed through the inertia pushed by the car pusher, while the car-out side of the lower well mouth of the auxiliary well can give any warning, and the pushed-out skip car threatens the personal safety of the passing workers.
Therefore, it is very necessary to provide a sound and light alarm device and method for the departure of the sub-well head from the well, aiming at the above defects in the prior art.
Disclosure of Invention
The invention provides an auxiliary well outlet sound-light alarm device and method, aiming at the defects that in the prior art, the auxiliary well outlet side is not warned, a skip car runs on an auxiliary well outlet side track at a high speed, and the skip car threatens the personal safety of workers.
The invention provides a subsidiary underground wellhead vehicle-out acousto-optic alarm device, which comprises a PLC control module, a device starting module, a photoelectric sensing module, an alarm control module and an acousto-optic alarm module;
the device starting module is connected with the photoelectric sensing module, the photoelectric sensing module is connected with the PLC control module, the PLC control module is connected with the alarm control module, and the alarm control module is connected with the sound-light alarm module (5);
the alarm control module comprises a photoelectric starting unit, an alarm starting unit and a delay control unit;
the photoelectric starting unit is connected with the PLC control module and the delay control unit, the delay control unit is connected with the alarm starting unit, and the alarm starting unit is connected with the sound-light alarm module.
Further, the photoelectric sensing module comprises a first photoelectric sensor Q1 and a second photoelectric sensor Q2;
the first photoelectric sensor Q1 and the second photoelectric sensor Q2 are respectively arranged on two sides of a traveling path of the skip car.
Further, the device starting module comprises a cradle switch K1;
one end of a cradle switch K1 is connected with the positive electrode of the direct-current power supply, and the other end of the cradle switch K1 is connected with a first photoelectric sensor Q1 and a second photoelectric sensor Q2;
the other end of the first photosensor Q1 is connected to the other end of the second photosensor Q2, and is connected to the negative electrode of the dc power supply.
Further, the photoelectric starting unit comprises a first photoelectric sensor inductive switch Z1, a second photoelectric sensor inductive switch Z2, a time relay SJ and a second relay KM2;
the second relay KM2 comprises a coil KM2-0;
one end of the first photoelectric sensor inductive switch Z1 is connected with the positive electrode of the direct-current power supply and one end of the second photoelectric sensor inductive switch Z2;
the other end of the first photoelectric sensor induction switch Z1 is connected with the other end of the second photoelectric sensor induction switch Z2 and a coil KM2-0 of a second relay KM2, and the other end of the coil KM2-0 of the second relay KM2 is connected with the negative electrode of a direct-current power supply;
the PLC control module is also connected with a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2.
Further, the delay control unit comprises a car puller switch K2, a time relay SJ and a first relay KM1;
the second relay KM2 also comprises a first normally open switch KM2-1;
the first relay KM1 comprises a coil KM1-0 and a second normally open switch KM1-2;
the time relay SJ comprises a coil SJ-0;
one end of the car pusher switch K2 is connected with an alternating current power supply and a second normally open switch KM1-2, the other end of the car pusher switch K2 is connected with the other end of the second normally open switch KM1-2, a coil KM1-0 of a first relay KM1 and a coil SJ-0 of a time relay SJ, the other end of the coil KM1-0 of the first relay KM1 is connected with the other end of the coil SJ-0 of the time relay SJ and a first normally open switch KM2-1 of a second relay KM2, and the other end of the first normally open switch KM2-1 of the second relay KM2 is connected with the other end of the alternating current power supply.
Further, the time relay SJ also comprises a first normally closed switch SJ-1;
the first relay KM1 also comprises a first normally open switch KM1-1;
a first normally open switch KM1-1 of the first relay KM1 is arranged at two ends of a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2 in parallel;
a first normally closed switch SJ-1 of the time relay SJ is connected in series between a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2 and a coil KM2-0 of a second relay KM2;
and a first normally open switch KM1-1 of the first relay KM1 and a first normally closed switch SJ-1 of the time relay SJ form an alarm starting unit.
Furthermore, the sound and light alarm module comprises a voice box, a warning lamp and a car arrester electromagnetic valve;
the voice box comprises a first power supply end, a second power supply end and a control end;
the second relay KM2 also comprises a second normally-open double-pole switch KM2-2; the second normally-open double-pole switch KM2-2 comprises a first switch and a second switch;
a first power supply end of the voice box is connected with one end of an alternating-current power supply, one end of a first switch of a second normally-open double-pole switch KM2-2 and one end of a second switch;
the control end of the voice box is connected with the other end of the second switch of the second normally-open double-pole switch KM2-2;
the other end of the first switch of the second normally-open double-pole switch KM2-2 is connected with a first resistor R1; the other end of the first resistor R1 is connected with the electromagnetic valve of the car arrester, the other end of the electromagnetic valve of the car arrester is connected with the warning lamp, and the other end of the warning lamp is connected with the second power supply end of the voice box and the other end of the alternating current power supply.
Further, a direct current power supply adopts DC24V;
the AC power supply adopts AC127V.
In a second aspect, the invention provides an acousto-optic alarm method for the vehicle exit of an auxiliary underground well head, which comprises the following steps:
s1, a sub-well cage is in place, a cradle switch is closed, a cradle is lowered, and a direct-current power supply supplies power to a photoelectric sensing module;
s2, the car pusher pushes the skip car, and a switch of the skip car is closed;
s3, the skip car moves to trigger the photoelectric sensing module and inform the PLC control module;
and S4, the PLC control module closes a photoelectric sensing switch of the alarm control module, and the alarm control module controls the sound-light alarm module to start alarm.
Further, the photoelectric sensing module in step S1 and step S2 includes a first photoelectric sensor Q1 and a second photoelectric sensor Q2;
the step S4 comprises the following specific steps:
s41, the PLC control module closes a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2;
s42, supplying power to a coil of a second relay KM2 by a direct-current power supply, and closing a first normally open switch KM2-1 of the second relay KM2;
s43, supplying power to a first relay KM1 coil and a time relay SJ delay coil by an alternating current power supply;
s44, a second normally open switch KM1-2 of the first relay KM1 is closed, the first relay KM1 is self-maintained, and the second relay KM2 is self-maintained before the time relay SJ is started;
s45, a second normally-open double-control switch KM2-2 of a second relay KM2 is closed, a voice box alarm, a warning lamp alarm, a car arrester electromagnetic valve are closed, and the car arrester works;
s46, after the time delay time of a time relay SJ coil reaches, a first normally-closed switch SJ-1 of the time relay SJ is opened, self-holding of a second relay KM2 is finished, a second normally-open double-control switch KM2-2 of the second relay KM2 is opened again, and alarming is finished.
The beneficial effect of the invention is that,
according to the sound-light alarm device and method for the auxiliary shaft underground wellhead car outlet, after the auxiliary shaft collecting swing platform falls in place, the car pusher executes car pushing action, meanwhile, the charge car of a mine car or a flat car triggers sound-light alarm through the photoelectric sensor, personnel passing prompt is forbidden, and the device and method are used after being thrown in, so that the purpose of 'no pedestrians are in driving', the safety of pedestrians is ensured, and the safety coefficient of a shaft bottom transportation system is improved.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Therefore, compared with the prior art, the invention has prominent substantive features and remarkable progress, and the beneficial effects of the implementation are also obvious.
Drawings
In order to more clearly illustrate the embodiments or prior art solutions of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic connection diagram of a sub-well wellhead vehicle-out audible and visual alarm device of the invention;
FIG. 2 is an electrical schematic of the device start-up module of the present invention;
FIG. 3 is an electrical schematic of the photoelectric start unit and the alarm start unit of the present invention;
FIG. 4 is an electrical schematic of the delay control unit of the present invention;
FIG. 5 is an electrical schematic diagram of the audible and visual alarm module of the present invention;
FIG. 6 is a first flowchart of the method of the present invention;
FIG. 7 is a second schematic flow chart of the method of the present invention;
in the figure, 1-a PLC control module; 2-a device start module; 3-a photoelectric sensing module; 4-an alarm control module; 4.1-photoelectric starting unit; 4.2-an alarm starting unit; 4.3-delay control unit; 5-a sound and light alarm module; 5.1-voice sound box; 5.2-warning light; 5.3-electromagnetic valve of car arrester; r1-a first resistance; k1-a cradle switch; k2-a switch of the car pusher; q1 — a first photosensor; q2-a second photosensor; z1-a first photosensor inductive switch; z2-a second photoelectric sensor inductive switch; KM 1-a first relay; KM1-0, coil of the first relay; KM1-1, a first normally open switch of a first relay; KM1-2, a second normally open switch of the first relay; KM 2-second relay; KM2-0, coil of the second relay; KM2-1, a first normally open switch of a second relay; KM2-2, a second normally-open double-pole switch of a second relay; SJ-time relay; SJ-1, a first normally closed switch of the time relay.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, shall fall within the protection scope of the present invention.
Example 1:
as shown in fig. 1, the invention provides an auxiliary underground well outlet car-exiting acousto-optic alarm device, which comprises a PLC control module 1, a device starting module 2, a photoelectric sensing module 3, an alarm control module 4 and an acousto-optic alarm module 5;
the device starting module 2 is connected with the photoelectric sensing module 3, the photoelectric sensing module 3 is connected with the PLC control module 1, the PLC control module 1 is connected with the alarm control module 4, and the alarm control module 4 is connected with the sound-light alarm module 5;
the alarm control module 4 comprises a photoelectric starting unit 4.1, an alarm starting unit 4.2 and a delay control unit 4.3;
the photoelectric starting unit 4.1 is connected with the PLC control module 1 and the delay control unit 4.3, the delay control unit 4.3 is connected with the alarm starting unit 4.2, and the alarm starting unit 4.2 is connected with the acousto-optic alarm module 5.
Example 2:
as shown in fig. 1, the invention provides an auxiliary underground well outlet car-exiting acousto-optic alarm device, which comprises a PLC control module 1, a device starting module 2, a photoelectric sensing module 3, an alarm control module 4 and an acousto-optic alarm module 5;
the device starting module 2 is connected with the photoelectric sensing module 3, the photoelectric sensing module 3 is connected with the PLC control module 1, the PLC control module 1 is connected with the alarm control module 4, and the alarm control module 4 is connected with the sound-light alarm module 5;
the alarm control module 4 comprises a photoelectric starting unit 4.1, an alarm starting unit 4.2 and a delay control unit 4.3;
the photoelectric starting unit 4.1 is connected with the PLC control module 1 and the delay control unit 4.3, the delay control unit 4.3 is connected with the alarm starting unit 4.2, and the alarm starting unit 4.2 is connected with the acousto-optic alarm module 5;
the photoelectric sensing module 2 comprises a first photoelectric sensor Q1 and a second photoelectric sensor Q2;
the first photoelectric sensor Q1 and the second photoelectric sensor Q2 are respectively arranged on two sides of a travelling path of the skip car;
as shown in fig. 2, the device start module 2 includes a cradle switch K1;
one end of a cradle switch K1 is connected with the positive electrode of the direct-current power supply, and the other end of the cradle switch K1 is connected with a first photoelectric sensor Q1 and a second photoelectric sensor Q2;
the other end of the first photoelectric sensor Q1 is connected with the other end of the second photoelectric sensor Q2 and is connected with the negative electrode of the direct-current power supply;
as shown in fig. 3, the photoelectric starting unit 4.1 includes a first photoelectric sensor inductive switch Z1, a second photoelectric sensor inductive switch Z2, a time relay SJ, and a second relay KM2;
the second relay KM2 comprises a coil KM2-0;
one end of the first photoelectric sensor inductive switch Z1 is connected with the positive electrode of the direct-current power supply and one end of the second photoelectric sensor inductive switch Z2;
the other end of the first photoelectric sensor induction switch Z1 is connected with the other end of the second photoelectric sensor induction switch Z2 and a coil KM2-0 of a second relay KM2, and the other end of the coil KM2-0 of the second relay KM2 is connected with the negative electrode of a direct-current power supply;
the PLC control module 1 is also connected with a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2;
as shown in fig. 4, the delay control unit 4.3 includes a car puller switch K2, a time relay SJ, and a first relay KM1;
the second relay KM2 also comprises a first normally open switch KM2-1;
the first relay KM1 comprises a coil KM1-0 and a second normally open switch KM1-2;
the time relay SJ comprises a coil SJ-0;
one end of a switch K2 of the car pusher is connected with an alternating current power supply and a second normally open switch KM1-2, the other end of the switch K2 of the car pusher is connected with the other end of the second normally open switch KM1-2, a coil KM1-0 of a first relay KM1 and a coil SJ-0 of a time relay SJ, the other end of the coil KM1-0 of the first relay KM1 is connected with the other end of the coil SJ-0 of the time relay SJ and a first normally open switch KM2-1 of a second relay KM2, and the other end of the first normally open switch KM2-1 of the second relay KM2 is connected with the other end of the alternating current power supply;
as shown in fig. 3, time relay SJ further includes a first normally closed switch SJ-1;
the first relay KM1 also comprises a first normally open switch KM1-1;
a first normally open switch KM1-1 of a first relay KM1 is arranged at two ends of a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2 in parallel;
a first normally closed switch SJ-1 of the time relay SJ is connected in series between a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2 and a coil KM2-0 of a second relay KM2;
a first normally open switch KM1-1 of the first relay KM1 and a first normally closed switch SJ-1 of the time relay SJ form an alarm starting unit 4.2;
as shown in fig. 5, the sound and light alarm module 5 comprises a voice box 5.1, a warning lamp 5.2 and a car arrester electromagnetic valve 5.3;
the voice box 5.1 comprises a first power supply end, a second power supply end and a control end;
the second relay KM2 also comprises a second normally-open double-pole switch KM2-2; the second normally-open double-pole switch KM2-2 comprises a first switch and a second switch;
a first power supply end of the voice box 5.1 is connected with one end of an alternating-current power supply, one end of a first switch of a second normally-open double-pole switch KM2-2 and one end of a second switch;
the control end of the voice box 5.1 is connected with the other end of the second switch of the second normally-open double-pole switch KM2-2;
the other end of the first switch of the second normally-open double-pole switch KM2-2 is connected with a first resistor R1; the other end of the first resistor R1 is connected with a car arrester electromagnetic valve 5.3, the other end of the car arrester electromagnetic valve 5.3 is connected with an alarm lamp 5.2, and the other end of the alarm lamp 5.2 is connected with a second power supply end of the voice box 5.1 and the other end of the alternating current power supply.
In some embodiments, the DC power supply is DC24V; the AC power supply adopts AC127V.
Example 3:
as shown in fig. 6, the invention provides an acousto-optic alarm method for the vehicle exit of an auxiliary underground well head, which comprises the following steps:
s1, a sub-well cage is in place, a cradle switch is closed, a cradle is lowered, and a direct-current power supply supplies power to a photoelectric sensing module;
s2, the car pusher pushes the skip car, and a switch of the skip car is closed;
s3, the skip car moves, the photoelectric sensing module is triggered, and the PLC control module is informed;
and S4, the PLC control module closes a photoelectric sensing switch of the alarm control module, and the alarm control module controls the sound-light alarm module to start alarm.
Example 4:
as shown in fig. 7, the invention provides an acousto-optic alarm method for the vehicle exit of an auxiliary underground well head, which comprises the following steps:
s1, an auxiliary underground cage is in place, a cradle switch is closed, a cradle is lowered, and a direct-current power supply supplies power to a first photoelectric sensor Q1 and a second photoelectric sensor Q2;
s2, the car pusher pushes the skip car, and a switch of the skip car is closed;
s3, the skip car moves, the first photoelectric sensor Q1 and the second photoelectric sensor Q2 are triggered, and a PLC control module is informed;
s4, the PLC control module closes a photoelectric sensing switch of the alarm control module, and the alarm control module controls the sound-light alarm module to start alarm; the method comprises the following specific steps:
s41, the PLC control module closes a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2;
s42, a direct-current power supply supplies power to a coil of a second relay KM2, and a first normally open switch KM2-1 of the second relay KM2 is closed;
s43, supplying power to a first relay KM1 coil and a time relay SJ delay coil by an alternating current power supply;
s44, a second normally open switch KM1-2 of the first relay KM1 is closed, the first relay KM1 is self-maintained, and the second relay KM2 is self-maintained before the time relay SJ is started;
s45, a second normally-open double-control switch KM2-2 of a second relay KM2 is closed, a voice box alarm, a warning lamp alarm, a car arrester electromagnetic valve are closed, and the car arrester works;
s46, after the time delay time of a time relay SJ coil reaches, a first normally-closed switch SJ-1 of the time relay SJ is opened, self-holding of a second relay KM2 is finished, a second normally-open double-control switch KM2-2 of the second relay KM2 is opened again, and alarming is finished.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions should be within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure and the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (8)

1. An auxiliary underground wellhead vehicle-exiting sound-light alarm device is characterized by comprising a PLC control module (1), a device starting module (2), a photoelectric sensing module (3), an alarm control module (4) and a sound-light alarm module (5);
the device starting module (2) is connected with the photoelectric sensing module (3), the photoelectric sensing module (3) is connected with the PLC control module (1), the PLC control module (1) is connected with the alarm control module (4), and the alarm control module (4) is connected with the sound-light alarm module (5);
the alarm control module (4) comprises a photoelectric starting unit (4.1), an alarm starting unit (4.2) and a delay control unit (4.3);
the photoelectric starting unit (4.1) is connected with the PLC control module (1) and the delay control unit (4.3), the delay control unit (4.3) is connected with the alarm starting unit (4.2), and the alarm starting unit (4.2) is connected with the acousto-optic alarm module (5);
the photoelectric starting unit (4.1) comprises a first photoelectric sensor inductive switch Z1, a second photoelectric sensor inductive switch Z2, a time relay SJ and a second relay KM2;
the second relay KM2 comprises a coil KM2-0;
one end of the first photoelectric sensor inductive switch Z1 is connected with the positive electrode of the direct-current power supply and one end of the second photoelectric sensor inductive switch Z2;
the other end of the first photoelectric sensor induction switch Z1 is connected with the other end of the second photoelectric sensor induction switch Z2 and a coil KM2-0 of a second relay KM2, and the other end of the coil KM2-0 of the second relay KM2 is connected with the negative electrode of a direct-current power supply;
the PLC control module (1) is also connected with a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2;
the delay control unit (4.3) comprises a car puller switch K2, a time relay SJ and a first relay KM1;
the second relay KM2 also comprises a first normally open switch KM2-1;
the first relay KM1 comprises a coil KM1-0 and a second normally open switch KM1-2;
the time relay SJ comprises a coil SJ-0;
one end of the car pusher switch K2 is connected with an alternating current power supply and a second normally open switch KM1-2, the other end of the car pusher switch K2 is connected with the other end of the second normally open switch KM1-2, a coil KM1-0 of a first relay KM1 and a coil SJ-0 of a time relay SJ, the other end of the coil KM1-0 of the first relay KM1 is connected with the other end of the coil SJ-0 of the time relay SJ and a first normally open switch KM2-1 of a second relay KM2, and the other end of the first normally open switch KM2-1 of the second relay KM2 is connected with the other end of the alternating current power supply.
2. The auxiliary downhole well head vehicle-out acousto-optic alarm device according to claim 1, characterized in that the photoelectric sensing module (2) comprises a first photoelectric sensor Q1 and a second photoelectric sensor Q2;
the first photoelectric sensor Q1 and the second photoelectric sensor Q2 are respectively arranged on two sides of a traveling path of the skip car.
3. The auxiliary downhole well head vehicle outlet acousto-optic alarm device according to claim 2, characterized in that the device start module (2) comprises a cradle switch K1;
one end of a cradle switch K1 is connected with the positive electrode of a direct-current power supply, and the other end of the cradle switch K1 is connected with a first photoelectric sensor Q1 and a second photoelectric sensor Q2;
the other end of the first photosensor Q1 is connected to the other end of the second photosensor Q2, and is connected to the negative electrode of the dc power supply.
4. The auxiliary downhole well head vehicle outlet acousto-optic alarm device according to claim 1, wherein the time relay SJ further comprises a first normally closed switch SJ-1;
the first relay KM1 also comprises a first normally open switch KM1-1;
a first normally open switch KM1-1 of the first relay KM1 is arranged at two ends of a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2 in parallel;
a first normally closed switch SJ-1 of the time relay SJ is connected in series between a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2 and a coil KM2-0 of a second relay KM2;
and a first normally open switch KM1-1 of the first relay KM1 and a first normally closed switch SJ-1 of the time relay SJ form an alarm starting unit (4.2).
5. The auxiliary well head vehicle-exiting sound-light alarm device according to claim 4, characterized in that the sound-light alarm module (5) comprises a sound box (5.1), a warning lamp (5.2) and a vehicle arrester electromagnetic valve (5.3);
the voice box (5.1) comprises a first power supply end, a second power supply end and a control end;
the second relay KM2 also comprises a second normally-open double-pole switch KM2-2; the second normally-open double-pole switch KM2-2 comprises a first switch and a second switch;
a first power supply end of the voice box (5.1) is connected with one end of an alternating current power supply, one end of a first switch of a second normally-open double-pole switch KM2-2 and one end of a second switch;
the control end of the voice box (5.1) is connected with the other end of the second switch of the second normally-open double-pole switch KM2-2;
the other end of the first switch of the second normally-open double-pole switch KM2-2 is connected with a first resistor R1; the other end of the first resistor R1 is connected with a car arrester electromagnetic valve (5.3), the other end of the car arrester electromagnetic valve (5.3) is connected with an alarm lamp (5.2), and the other end of the alarm lamp (5.2) is connected with a second power supply end of the voice box (5.1) and the other end of the alternating current power supply.
6. The acousto-optic alarm device for vehicle exit from sub-well bottom hole of claim 5, characterized in that DC24V is adopted as DC power supply;
the AC power supply adopts AC127V.
7. The sub-well head vehicle-out acousto-optic alarm method is based on the sub-well head vehicle-out acousto-optic alarm device of any one of claims 1-6, and is characterized by comprising the following steps:
s1, an auxiliary underground cage is in place, a cradle switch is closed, a cradle is lowered, and a direct-current power supply supplies power to a photoelectric sensing module;
s2, the car pusher pushes the skip car, and a switch of the skip car is closed;
s3, the skip car moves to trigger the photoelectric sensing module and inform the PLC control module;
s4, the PLC control module closes a photoelectric sensing switch of the alarm control module, and the alarm control module controls the sound-light alarm module to start alarm;
the photoelectric sensing module in step S1 and step S2 includes a first photoelectric sensor Q1 and a second photoelectric sensor Q2.
8. The sub-well wellhead vehicle-exiting acousto-optic alarm method according to claim 7, characterized in that the step S4 comprises the following steps:
s41, the PLC control module closes a first photoelectric sensor inductive switch Z1 and a second photoelectric sensor inductive switch Z2;
s42, a direct-current power supply supplies power to a coil of a second relay KM2, and a first normally open switch KM2-1 of the second relay KM2 is closed;
s43, supplying power to a first relay KM1 coil and a time relay SJ delay coil by an alternating current power supply;
s44, a second normally open switch KM1-2 of the first relay KM1 is closed, the first relay KM1 is self-maintained, and the second relay KM2 is self-maintained before the time relay SJ is started;
s45, a second normally-open double-control switch KM2-2 of a second relay KM2 is closed, a voice box alarm, a warning lamp alarm and a car arrester electromagnetic valve are closed, and the car arrester works;
s46, after the time delay time of a time relay SJ coil reaches, a first normally-closed switch SJ-1 of the time relay SJ is opened, self-holding of a second relay KM2 is finished, a second normally-open double-control switch KM2-2 of the second relay KM2 is opened again, and alarming is finished.
CN202011572425.1A 2020-12-28 2020-12-28 Auxiliary underground wellhead vehicle-out acousto-optic alarm device and method Active CN112648016B (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209607158U (en) * 2019-04-18 2019-11-08 阿勒泰公路管理局布尔津分局 A kind of road maintenance vehicle enters the system that gives warning in advance
CN210264824U (en) * 2019-05-24 2020-04-07 永城煤电控股集团有限公司 Full-automatic control device for early warning of coal mine auxiliary shaft departure

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209607158U (en) * 2019-04-18 2019-11-08 阿勒泰公路管理局布尔津分局 A kind of road maintenance vehicle enters the system that gives warning in advance
CN210264824U (en) * 2019-05-24 2020-04-07 永城煤电控股集团有限公司 Full-automatic control device for early warning of coal mine auxiliary shaft departure

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