CN107500134B - A kind of supplement electric control method for gantry crane safeguard protection - Google Patents
A kind of supplement electric control method for gantry crane safeguard protection Download PDFInfo
- Publication number
- CN107500134B CN107500134B CN201710672987.5A CN201710672987A CN107500134B CN 107500134 B CN107500134 B CN 107500134B CN 201710672987 A CN201710672987 A CN 201710672987A CN 107500134 B CN107500134 B CN 107500134B
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- CN
- China
- Prior art keywords
- gantry crane
- relay
- vertical shaft
- integrated manipulator
- lattice door
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/22—Control systems or devices for electric drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/40—Applications of devices for transmitting control pulses; Applications of remote control devices
- B66C13/44—Electrical transmitters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/01—General aspects of mobile cranes, overhead travelling cranes, gantry cranes, loading bridges, cranes for building ships on slipways, cranes for foundries or cranes for public works
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
- B66C2700/084—Protection measures
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Emergency Alarm Devices (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
A kind of supplement electric control method for gantry crane safeguard protection, the supplement electric control method uses gantry crane alarm, lattice door electromagnetic lock, first button switch, second button switch, breaker, cross limit sensors, first limit switch, second limit switch, wireless signal transmitter, wireless signal receiver, integrated manipulator, first relay, second relay, third relay, 4th relay, current warning light, electric component in addition to lattice door electromagnetic lock and wireless signal receiver remaining be summarized in control circuit, the present invention can realize the automatic alarm of gantry crane alarm, prompt construction personnel pays attention to avoiding；Gantry crane can control the locking of lattice door electromagnetic lock when travelling to five meters of vertical shaft, it is ensured that construction personnel cannot enter lattice door, to ensure that construction safety provides advantage；When lattice door is opened, illustrate there is construction personnel's passage under vertical shaft, control gantry crane is forbidden driving towards vertical shaft region, it is ensured that construction personnel's construction safety.
Description
Technical field
The invention belongs to gantry crane technical field of electric control, and it is electrical to be related to a kind of supplement for gantry crane safeguard protection
Control method.
Background technology
Gantry crane is frequently encountered following problem in tunnel shaft construction：
When 1, above gantry hanging to vertical shaft, what mode construction personnel in well to be reminded to be warned in time by；
When 2, above gantry hanging to vertical shaft, although both sides are equipped with lattice door in vertical shaft, two lattice doors are without certainly
Dynamic locking functions, may cause personal injury to the construction personnel arbitrarily entered；
3, when lattice door in the open state, what mode gantry crane to be prevented to run to above vertical shaft by.
Due to the electric control circuit that gantry crane does not solve the above problems in existing safety protective circuit, cause existing
Some gantry cranes cannot solve the above problems.
Although some gantry cranes are fitted with simple alarm, which can only be manually operated, and far can not meet
Constructing tunnel requirement, can not solve the problems, such as above three.
Invention content
To solve the above problems, the present invention provides a kind of supplement electric control method for gantry crane safeguard protection,
The supplement electric control method is to realize safety using integrated manipulator transmitting-receiving process signal by the combination of each electrical equipment
The purpose of early warning and gantry crane construction personnel's safe passing in vertical shaft hoisting process.
For achieving the above object, the present invention adopts the following technical scheme that：
A kind of supplement electric control method for gantry crane safeguard protection, the supplement electric control method are used to gantry
Hang alarm, lattice door electromagnetic lock, the first button switch, the second button switch, breaker, cross limit sensors, the first limit
Switch, the second limit switch, wireless signal transmitter, wireless signal receiver, integrated manipulator, the first relay, second after
Electric appliance, third relay, the 4th relay, current warning light, above-mentioned electric component connect except lattice door electromagnetic lock and wireless signal
Remaining is summarized in control circuit outside receipts device, it is characterized in that：
Cross limit sensors are installed on the gantry crane rail away from 5 meters of positions of vertical shaft, and gantry crane alarm is installed on vertical shaft
Bottom, lattice door electromagnetic lock are installed on the lattice door of vertical shaft lifting region both sides, the first limit switch, the installation of the second limit switch
In on the lattice door of both sides, wireless signal transmitter is installed in integrated manipulator and integrated manipulator be installed on it is any above vertical shaft
End, wireless signal receiver are installed on gantry crane；
In electric control circuit：The input endpoint of integrated manipulator is arranged in sequence with a, b, c, d, e, f, g, h, i and j,
The exit point of integrated manipulator is arranged in sequence with k, m, n, p, q, r, s and t；L1 and N is 220V control lines；
When above gantry hanging to vertical shaft, gantry crane triggers cross limit sensors, and cross limit sensors pass through collection
First switch signal is sent out at the input endpoint c of controller, passes through the defeated of integrated manipulator again by the processing of integrated manipulator
Go out endpoint k and m and send out first control signal to the first relay, the first relay obtains electric closure, and gantry crane alarm sends out prompt
Alarm, to prompt construction personnel to pay attention to avoiding；
When above gantry hanging to vertical shaft, gantry crane triggers cross limit sensors, and cross limit sensors pass through collection
First switch signal is sent out at the input endpoint c of controller, passes through the defeated of integrated manipulator again by the processing of integrated manipulator
Going out endpoint n and p and sends out second control signal to the second relay, the second relay obtains electric closure, and current warning light sends out alarm,
Third is sent out to the 4th relay by the exit point s and t of integrated manipulator simultaneously and controls signal, so that the 4th relay is obtained electric
It is closed, the locking of lattice door electromagnetic lock forbids construction personnel to enter, to ensure the life security of construction personnel；
When construction personnel presses the first button switch or the second button switch, lattice door is in the open state, on lattice door
The first limit switch or the second limit switch be triggered, the first limit switch or the second limit switch pass through integrated manipulator
Input terminal e and f send out second switch signal or third switching signal, and gantry crane is run to triggering ten at five meters away from vertical shaft
Word limit sensors, cross limit sensors send out first switch signal, pass through integrated control by the processing of integrated manipulator
The wireless signal transmitter of device sends out electromagnetic wave signal to the wireless receiver of gantry crane, and wireless receiver passes electromagnetic wave signal
Stop walking to gantry crane control gantry crane.
Due to using technical solution as described above, the present invention to generate following advantageous effect：
1, the present invention can realize the automatic alarm of gantry crane alarm, and construction personnel under vertical shaft is prompted to pay attention to avoiding.
2, it is automatic locking that lattice door electromagnetic lock can be controlled when gantry crane is travelled to five meters of vertical shaft, it is ensured that constructor
Member cannot enter in lattice door, to ensure that construction safety provides advantage.
3, when lattice door is opened, illustrate there is construction personnel's passage under vertical shaft, controllable gantry crane is forbidden driving towards vertical shaft area
Domain, it is ensured that construction personnel's construction safety.
Description of the drawings
Fig. 1 is the schematic diagram of control circuit of the present invention.
In Fig. 1：LS0- cross limit sensors, TB1- button switches, the first limit switches of LS1-, the limits of LS2- second are opened
It closes, TB2- button switches, K- integrated manipulators, the first relays of KA1-, the second relays of KA2-, KA3- third relays,
The 4th relays of KA4-, AL1- gantry crane alarms, ALa2- passage warning lights.
Specific implementation mode
The present invention is a kind of supplement electric control method for gantry crane safeguard protection, and the present invention can solve background skill
Three problems present in art.
In conjunction with Fig. 1, supplement electric control method of the invention uses gantry crane alarm AL1, lattice door electromagnetic lock, first
Button switch TB1, the second button switch TB2, circuit breaker Q F1, cross limit sensors LS0, the first limit switch LS1, second
Limit switch LS2, wireless signal transmitter F, wireless signal receiver, integrated manipulator K, the first relay KA1, the second relay
Device KA2, third relay KA3, the 4th relay KA4, current warning light AL2a, above-mentioned electric component except lattice door electromagnetic lock and
Remaining is summarized in control circuit outside wireless signal receiver.And above-mentioned electric component is commercially available, it is desirable that wireless signal
The transmission range of transmitter and wireless signal receiver is at least up to 50 meters.
Cross limit sensors LS0 is installed on the gantry crane rail away from 5 meters of positions of vertical shaft, gantry crane alarm AL1 installations
In vertical shaft bottom, lattice door electromagnetic lock is installed on the lattice door of vertical shaft lifting region both sides, the first limit switch LS1, the second limit
Bit switch LS2 is installed on the lattice door of both sides, and wireless signal transmitter F is installed in integrated manipulator K and integrated manipulator K peaces
Loaded on either end above vertical shaft, wireless signal receiver is installed on gantry crane.
In electric control circuit：C, d, e, f, g are the input endpoints of Centralized Controller (K), and h, i, j are Centralized Controllers
The spare point of the input endpoint of K, k, m, n, p, q, r, s, t are the exit point of Centralized Controller K, L1 and the control that N is 220V
Line.
When above gantry hanging to vertical shaft, gantry crane triggers cross limit sensors LS0, cross limit sensors LS0
Switching signal 1 is sent out by the input endpoint c of integrated manipulator K, the processing by integrated manipulator K passes through integrated manipulator again
The exit point k and m of K sends out control signal 1 to the first relay KA1, and the first relay KA1 obtains electric closure, gantry crane alarm
AL1 sends out prompt alarm, to prompt construction personnel to pay attention to avoiding.
When above gantry hanging to vertical shaft, gantry crane triggers cross limit sensors LS0, cross limit sensors LS0
First switch signal is sent out by the input endpoint c of integrated manipulator K, passes through integrated control again by the processing of integrated manipulator K
The exit point n and p of device K processed sends out second control signal to the second relay KA2, and the second relay KA2 obtains electric closure, current
Warning light AL2a sends out alarm, while sending out third control to the 4th relay KA4 by the exit point s and t of integrated manipulator K
Signal processed, makes the 4th relay KA4 obtain electric closure, and the locking of lattice door electromagnetic lock forbids construction personnel to enter, to ensure to construct
The life security of personnel.
When construction personnel presses the first button switch TB1 or the second button switch TB2, lattice door is in the open state, grid
The first limit switch LS1 or the second limit switch LS2 on column door are triggered, and the limits of the first limit switch LS1 or second are opened
It closes LS2 and second switch signal or third switching signal is sent out by the input terminal e and f of integrated manipulator K, and gantry crane is run
Cross limit sensors LS0 is triggered to five meters away from vertical shaft, cross limit sensors LS0 sends out first switch signal, by collection
Electromagnetic wave is sent out to the wireless receiver of gantry crane by the wireless signal transmitter F of integrated manipulator K at the processing of controller K
Electromagnetic wave signal is transmitted to gantry crane control gantry crane and stops walking by signal, wireless receiver.
By above-mentioned elaboration, technical scheme of the present invention is entirely capable of solving the problems, such as three in background technology, circuit control
Figure is nor unique, and in the purpose without departing substantially from the present invention, the protection model for belonging to the present invention is replaced in any improvement
It encloses.
Claims (1)
1. a kind of supplement electric control method for gantry crane safeguard protection, which uses gantry crane
Alarm (AL1), lattice door electromagnetic lock, the first button switch (TB1), the second button switch (TB2), breaker (QF1), cross limit
Level sensor (LS0), the first limit switch (LS1), the second limit switch (LS2), wireless signal transmitter (F), wireless signal
Receiver, integrated manipulator (K), the first relay (KA1), the second relay (KA2), third relay (KA3), the 4th relay
Device (KA4), current warning light (AL2a), above-mentioned electric component in addition to lattice door electromagnetic lock and wireless signal receiver remaining converge
Always in control circuit, it is characterized in that：
Cross limit sensors (LS0) are installed on the gantry crane rail away from 5 meters of positions of vertical shaft, gantry crane alarm (AL1) installation
In vertical shaft bottom, lattice door electromagnetic lock is installed on the lattice door of vertical shaft lifting region both sides, the first limit switch (LS1), second
Limit switch (LS2) is installed on the lattice door of both sides, and wireless signal transmitter (F) is installed in integrated manipulator (K) and integrated
Controller (K) is installed on either end above vertical shaft, and wireless signal receiver is installed on gantry crane；
In electric control circuit：The input endpoint of integrated manipulator (K) is arranged in sequence with a, b, c, d, e, f, g, h, i and j, collection
It is arranged in sequence with k, m, n, p, q, r, s and t at the exit point of controller (K)；L1 and N is 220V control lines；
When above gantry hanging to vertical shaft, gantry crane triggers cross limit sensors (LS0), cross limit sensors (LS0)
First switch signal is sent out by the input endpoint c of integrated manipulator (K), the processing by integrated manipulator (K) passes through collection again
First control signal is sent out to the first relay (KA1) at the exit point k and m of controller (K), the first relay (KA1) obtains
Electricity is closed, and gantry crane alarm (AL1) sends out prompt alarm, to prompt construction personnel to pay attention to avoiding；
When above gantry hanging to vertical shaft, gantry crane triggers cross limit sensors (LS0), cross limit sensors (LS0)
First switch signal is sent out by the input endpoint c of integrated manipulator (K), the processing by integrated manipulator (K) passes through collection again
Second control signal is sent out to the second relay (KA2) at the exit point n and p of controller (K), the second relay (KA2) obtains
Electricity is closed, and current warning light (AL2a) sends out alarm, while giving the 4th relay by the exit point s and t of integrated manipulator (K)
Device (KA4) sends out third control signal, and the 4th relay (KA4) is made to obtain electric closure, and constructor is forbidden in the locking of lattice door electromagnetic lock
Member enters, to ensure the life security of construction personnel；
When construction personnel presses the first button switch (TB1) or the second button switch (TB2), lattice door is in the open state, grid
The first limit switch (LS1) or the second limit switch (LS2) on column door are triggered, the first limit switch (LS1) or second
Limit switch (LS2) sends out second switch signal or third switching signal by the input terminal e and f of integrated manipulator (K), and
Gantry crane is run to triggering cross limit sensors (LS0) at five meters away from vertical shaft, and cross limit sensors (LS0) send out first and open
OFF signal, by the processing of integrated manipulator (K) by the wireless signal transmitter (F) of integrated manipulator (K) to gantry crane
Wireless receiver sends out electromagnetic wave signal, and electromagnetic wave signal is transmitted to gantry crane control gantry crane and stops walking by wireless receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672987.5A CN107500134B (en) | 2017-08-09 | 2017-08-09 | A kind of supplement electric control method for gantry crane safeguard protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672987.5A CN107500134B (en) | 2017-08-09 | 2017-08-09 | A kind of supplement electric control method for gantry crane safeguard protection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107500134A CN107500134A (en) | 2017-12-22 |
| CN107500134B true CN107500134B (en) | 2018-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201710672987.5A Active CN107500134B (en) | 2017-08-09 | 2017-08-09 | A kind of supplement electric control method for gantry crane safeguard protection |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4330096C1 (en) * | 1993-09-06 | 1994-11-17 | Shn Grubenbedarf Gmbh | Advancing mechanism |
| CN103523676B (en) * | 2013-09-23 | 2014-10-29 | 华中科技大学 | Real-time monitoring and pre-warning system for security risks of gantry crane operation of metro shield tunnel and working method of system |
| CN103588076B (en) * | 2013-11-19 | 2016-02-03 | 赤峰华泰矿业有限责任公司 | Safety door for vertical shaft self-control lock |
| CN203820212U (en) * | 2013-12-04 | 2014-09-10 | 山东金阳矿业集团有限公司 | Control device of coal mine vertical shaft lifting operating device |
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- 2017-08-09 CN CN201710672987.5A patent/CN107500134B/en active Active
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| Publication number | Publication date |
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| CN107500134A (en) | 2017-12-22 |
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