CN106395633A - Ground operation type bridge crane control apparatus - Google Patents
Ground operation type bridge crane control apparatus Download PDFInfo
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- CN106395633A CN106395633A CN201510444121.XA CN201510444121A CN106395633A CN 106395633 A CN106395633 A CN 106395633A CN 201510444121 A CN201510444121 A CN 201510444121A CN 106395633 A CN106395633 A CN 106395633A
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- phase
- contactor
- motor
- crane
- move
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Abstract
The invention relates to a ground operation type bridge crane control apparatus, which comprises a control box and two position limiting switches capable of moving left and right, wherein the control box is positioned at the lower edge easy maintenance position of a crane, an electric cable is directly connected to a power supply total switch, the B phase of a lifting motor is connected to a power supply total contact device through a sliding contact wire, the A phase and the C phase of the of lifting motor are connected to an upward lifting contact device and a downward descending contact device through two sliding contact wires, the B phase after the parallel connection of a left motor and a right motor is connected to the B phase of the lifting motor in a bridge manner, the A phase and the C phase after the parallel connection of the left motor and the right motor are connected to a left moving contact device and a right moving contact device through two sliding contact wires, the B phase after the parallel connection of a front motor and a rear motor is connected to the B phase of the lifting motor in a bridge manner, the A phase and the C phase after the parallel connection of the front motor and the rear motor are connected to a forward moving contact device and a backward moving contact device through two sliding contact wires, and the position limiting switches are positioned at both ends of the guide rail of the crane and are connected in series in the circuit of the left moving contact device and the right moving contact device. According to the present invention, the control box of the control apparatus is fixedly arranged at the lower edge easy maintenance position, such that the maintenance is convenient, and the frequency of failure can be reduced.
Description
Technical field
The invention belongs to electrical equipment and electrical engineering technical field, it is related to a kind of crane actuation means, grasp formula crane actuation means more particularly, to a kind ofly.
Background technology
The control cabinet of the bridge crane being used now, inside is all to be combined by contactor, and is all arranged on electric block top.As shown in figure 1, incoming power passes through in trolley Access Control case.Crane typically moves up and down using a motor, and side-to-side movement uses two synchronous motors, moves forward and backward and is formed using two synchronous motors.
Control cabinet due to bridge crane is all arranged on electric block top, so, when crane moves all around, control cabinet just moves therewith.Time length is easy to occur the end of a thread to loosen, element is badly shaken, circuit serious wear a series of problems, such as.Simultaneously as control cabinet is arranged on electric block top, control cabinet is overhauled on more than ten meters of high cranes it is necessary to must climb to after breaking down.The very inconvenient and maintenance personal of maintenance climb up climb down also abnormally dangerous.
In view of the above-mentioned technological deficiency of prior art, in the urgent need to developing a kind of new convenient bridge crane actuation means operating and reducing fault rate.
Content of the invention
It is an object of the invention to overcoming shortcoming present in prior art, providing and grasping formula bridge crane actuation means a kind ofly, the control cabinet of this actuation means is fixedly mounted on and easily overhauls position below, convenient maintenance, and failure-frequency can be reduced.
To achieve these goals, the present invention provides following technical scheme：Grasp formula bridge crane actuation means a kind ofly，This actuation means includes control cabinet and the limit switch of two side-to-side movements，It is provided with battery main switch in described control cabinet、The total contactor of power supply、Ramp up contactor、To decline contactor、Move contactor to the left、Move to the right contactor、Move forward contactor and move contactor backward，It is characterized in that，Described control cabinet is located at the easy below maintenance department of described crane，Cable is directly accessed described battery main switch，The B phase of the lifting motor of crane is passed through a trolley and is accessed from the total contactor of described power supply、A phase is passed through two trolleys with C phase and is ramped up contactor and to decline contactor access from described，Two of crane about B phase after motor parallel bridge the B phase of described lifting motor、A phase is passed through two trolleys with C phase and is moved contactor to the left and move to the right contactor access from described，B phase after motor parallel bridges the B phase of described lifting motor to two of crane in front and back、A phase is passed through two trolleys with C phase and is moved forward contactor and move contactor access backward from described，Described two limit switches are located at the two ends of guide rail of crane and move contactor described in being series to the left and to the right in the loop of dynamic contactor.
The control cabinet that formula bridge crane actuation means are grasped on the ground of the present invention is arranged on the following of crane, and wiring is very convenient；Simultaneously as electrical equipment, not with crane movable, substantially increases the service life of electrical equipment, make the end of a thread often loosen, the problem of aging circuit be fundamentally addressed, decrease fault rate；Meanwhile, even if breaking down substantially without climbing to maintenance above, decreasing the workload of maintainer, increased the security of maintenance.
Brief description
Fig. 1 is the connection schematic diagram of the control cabinet of existing bridge crane.
Fig. 2 is the connection schematic diagram of the control cabinet of ground behaviour's formula bridge crane actuation means of the present invention.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples, and the content of embodiment is not as the restriction to protection scope of the present invention.
The present invention relates to ground behaviour's formula bridge crane actuation means, similar with existing bridge crane actuation means, it also includes control cabinet and the limit switch of two side-to-side movements.Identical with existing control cabinet, be provided with described control cabinet battery main switch QF, power supply total contactor KM, ramp up contactor 1KM1, to decline contactor 1KM2, to the left move contactor 2KM1, to the right move contactor 2KM2, forward move contactor 3KM1 and backward move contactor 3KM2.
In the present invention, described battery main switch QF, power supply total contactor KM, ramp up contactor 1KM1, to decline contactor 1KM2, to the left move contactor 2KM1, to the right move contactor 2KM2, forward move contactor 3KM1 with backward move contactor 3KM2 connected mode identical with the connected mode of the components and parts in existing control cabinet, therefore, for sake of simplicity, here is not described in detail.
It is typically mounted on the crossbeam on motor side with the control cabinet of existing bridge crane actuation means, mobile different with overhead traveling crane, in the present invention, described control cabinet is located at the easy below maintenance department of described crane, for example, it is fixed in workshop, do not move with overhead traveling crane.So, not only the wiring of control cabinet is very convenient；Simultaneously as electrical equipment, not with crane movable, substantially increases the service life of electrical equipment, make the end of a thread often loosen, the problem of aging circuit be fundamentally addressed, decrease fault rate.
And, as illustrated in fig. 1 and 2, it is with existing bridge crane actuation means difference, incoming power was accessed by trolley originally, now it is changed to direct cable to access, i.e. originally access battery main switch QF by trolley HCX, and in the present invention, cable is directly accessed described battery main switch QF.
Meanwhile, as shown in Fig. 2 the B phase of the lifting motor 1 of crane passes through a trolley HCX ramps up contactor 1KM1 and to decline contactor 1KM2 access by two trolley HCX from described from described power supply total contactor KM access, A phase and C phase.Two of crane about B phase after motor 2 parallel connection bridge B phase, A phase and the C phase of described lifting motor 1 and pass through two trolley HCX and move contactor 2KM1 to the left and move to the right contactor 2KM2 and access from described.B phase, A phase and C phase that B phase after two of crane motor 3 parallel connection in front and back bridges described lifting motor 1 pass through two trolley HCX from described dynamic forward contactor 3KM1 and dynamic contactor 3KM2 access backward.So, through calculating, altogether using 7 trolley HCX.
And, in the present invention, the limit switch at two about motor 2 two of original side-to-side movement is changed the two ends to crane rail, it is series in the loop of side-to-side movement contactor, that is, the limit switch of described two side-to-side movements is located at the two ends of guide rail of crane and moves contactor 2KM1 described in being series to the left and to the right in the loop of dynamic contactor 2KM2.So, touch limit switch when crane movements are to the leftmost side or the rightmost side, thus cutting off the out-put supply of side-to-side movement contactor.
, after the following installation of crane, wiring is very convenient for the control cabinet of the present invention；Simultaneously as electrical equipment, not with crane movable, substantially increases the service life of electrical equipment, make the end of a thread often loosen, the problem of aging circuit be fundamentally addressed, decrease fault rate；And, even if breaking down substantially without climbing to maintenance above, decreasing the workload of maintainer, increased the security of maintenance.
In the present invention, similar with existing bridge crane actuation means, described control cabinet can coordinate remote control to use.Difference is, because control cabinet is located at crane bottom, therefore, it can remote control transmitter is also installed in control cabinet.
The above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here all of embodiment cannot be exhaustive.Every belong to the obvious change that technical scheme extended out or change the row still in protection scope of the present invention.
Claims (1)
1. grasp formula bridge crane actuation means, this actuation means includes control cabinet and two left sides a kind ofly
The limit switch of right motion, is provided with battery main switch (QF), power supply in described control cabinet
Total contactor (KM), ramp up contactor (1KM1), to decline contactor (1KM2),
Move contactor (2KM1) to the left, move to the right contactor (2KM2), move forward contactor
(3KM1) and backward move contactor (3KM2) it is characterised in that described control cabinet position
In the easy below maintenance department of described crane, cable is directly accessed described battery main switch
(QF), the B phase of the lifting motor (1) of crane pass through trolley (HCX) from
The total contactor (KM) of described power supply is accessed, A phase passes through two trolleys (HCX) with C phase
Ramp up contactor (1KM1) and to declining contactor (1KM2) access from described, rise
Two of heavy-duty machine about motor (2) parallel connection after B phase bridge described lifting motor (1) B
Phase, A phase are passed through two trolleys (HCX) with C phase and are moved contactor (2KM1) to the left from described
Move to the right contactor (2KM2) to access, two motor (3) parallel connections in front and back of crane
B phase afterwards bridges the B phase of described lifting motor (1), A phase and C phase and passes through two trolleys
(HCX) move forward contactor (3KM1) and move contactor (3KM2) backward from described
Access, described two limit switches be located at the two ends of guide rail of crane and be series at described to
In left dynamic contactor (2KM1) and the to the right loop of dynamic contactor (2KM2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444121.XA CN106395633A (en) | 2015-07-27 | 2015-07-27 | Ground operation type bridge crane control apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444121.XA CN106395633A (en) | 2015-07-27 | 2015-07-27 | Ground operation type bridge crane control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106395633A true CN106395633A (en) | 2017-02-15 |
Family
ID=58008719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510444121.XA Pending CN106395633A (en) | 2015-07-27 | 2015-07-27 | Ground operation type bridge crane control apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106395633A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0915400B1 (en) * | 1997-11-06 | 2004-02-04 | Siemens Aktiengesellschaft | Peripheral control unit for a process control system |
| CN2909342Y (en) * | 2006-05-15 | 2007-06-06 | 江苏天奇物流系统工程股份有限公司 | Vehicle production line self-propelled trolley control equipment based on As-in-field bus |
| CN101308380A (en) * | 2007-05-19 | 2008-11-19 | 黄石市中城输送设备有限公司 | Digital wired remote control intelligent trolley |
| CN202098980U (en) * | 2011-05-28 | 2012-01-04 | 河南省郑起起重设备有限公司 | Intelligent electric control system for three-beam four-car crane |
| CN205087821U (en) * | 2015-07-27 | 2016-03-16 | 山东一变电工有限公司 | Ground behaviour's formula bridge crane control device |
-
2015
- 2015-07-27 CN CN201510444121.XA patent/CN106395633A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0915400B1 (en) * | 1997-11-06 | 2004-02-04 | Siemens Aktiengesellschaft | Peripheral control unit for a process control system |
| CN2909342Y (en) * | 2006-05-15 | 2007-06-06 | 江苏天奇物流系统工程股份有限公司 | Vehicle production line self-propelled trolley control equipment based on As-in-field bus |
| CN101308380A (en) * | 2007-05-19 | 2008-11-19 | 黄石市中城输送设备有限公司 | Digital wired remote control intelligent trolley |
| CN202098980U (en) * | 2011-05-28 | 2012-01-04 | 河南省郑起起重设备有限公司 | Intelligent electric control system for three-beam four-car crane |
| CN205087821U (en) * | 2015-07-27 | 2016-03-16 | 山东一变电工有限公司 | Ground behaviour's formula bridge crane control device |
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Application publication date: 20170215 |