CN209291332U - Constant-torque tensioning electric control system for continuous belt conveyor - Google Patents
Constant-torque tensioning electric control system for continuous belt conveyor Download PDFInfo
- Publication number
- CN209291332U CN209291332U CN201821999057.7U CN201821999057U CN209291332U CN 209291332 U CN209291332 U CN 209291332U CN 201821999057 U CN201821999057 U CN 201821999057U CN 209291332 U CN209291332 U CN 209291332U
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- winch
- tension
- torque
- frequency
- control
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 claims description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Control Of Conveyors (AREA)
- Tension Adjustment In Filamentary Materials (AREA)
Abstract
A constant-torque tensioning electric control system for a continuous belt conveyor is characterized in that a winch motor is used for driving a winch, and the winch is connected with a conveyor belt through a steel wire rope and a pulley assembly; the winch brake is used for braking the roller; the band-type brake is used for decelerating and braking the winch motor; the power supply supplies power to the frequency converter and the electric cabinet respectively; the frequency converter is used for controlling the action of the winch motor; a variable frequency controller is installed in the electric cabinet, and a start button and a stop button are connected to the electric cabinet; the start button and the stop button are respectively used for sending start and stop electric signals to the variable frequency controller; the tension sensor is arranged on the steel wire rope and used for monitoring the tension change condition of the steel wire rope and sending the monitored tension signal to the variable frequency controller in real time; the variable frequency controller is respectively connected with the tension sensor, the band-type brake, the winch brake and the frequency converter. The system accurately controls the tension of the belt conveyor, has high dynamic response speed and can keep a low-speed constant-torque working condition state.
Description
Technical field
The utility model belongs to winch control technology field, and specifically a kind of continuous conveyor system is tensioned automatically controlled system with permanent torque
System.
Background technique
Belt conveyor tensioning device is since the history for being developed decades, from initial fixed tensioning
Device represents device as heavy-hammer-tightening, develops hydraulic tensioning, winch take-up etc. finally.Winch is always the pass of main shaft
One of key and considerable safety equipment, are widely used in the lifting system of the main slant in the mines such as coal, steel mill, chemical industry, it is not only closed
It is the normal safety in production and production efficiency to main slant, and directly affects the security of the lives and property for the personnel of going into the well, therefore,
Its control system and electric property is vital.The heavy-hammer-tightening used in the past and other tensionings cannot provide foot
Enough tensile forces require the permanent torque variation of adhesive tape tensile force when not being able to satisfy belt conveyor starting and operating normally, when
It when belt feeder tension changes, cannot automatically track, response speed is slow, and using effect is undesirable, and existing most of strands
Vehicle uses mechanical speed governors, and volume is big, high noise, structure is complicated, is not convenient to use and repairs, and increases the expense of user.
Summary of the invention
In view of the above-mentioned problems of the prior art, the utility model provides a kind of continuous conveyor system permanent torque tensioning electricity
Control system, the system accurately control the tension of belt conveyer, and rapid dynamic response speed is able to maintain low speed permanent torque
Work condition state.
To achieve the goals above, the utility model provides a kind of continuous conveyor system permanent torque tensioning electric-control system, packet
Include winch motor, winch stop assembly, contracting brake, power supply, frequency converter, electric cabinet and tension sensor；
For the winch motor for driving winch, winch connects conveyer belt with pulley assembly by wirerope；
The winch stop assembly is arranged on winch, for braking to roller；
The contracting brake is arranged on winch motor, for being slowed down to winch motor and being braked；
The power supply is respectively used to be powered frequency converter and electric cabinet；
The frequency converter is used to control the movement of winch motor；
Frequency-variable controller is installed in the electric cabinet, is connected with start button and stop button on electric cabinet；
The start button and stop button, which are respectively used to issue, starts and stops electric signal to frequency-variable controller；
The tension sensor is arranged on a steel cord, for monitoring the tension variation situation of wirerope, and monitoring
Tension signal is sent to frequency-variable controller in real time；
The frequency-variable controller judges whether torque value is full for handling the tension signal of acquisition after treatment
Requirement when sufficient continuous conveyor system starting and normal operation to torque variation is twisted when torque value is lower than setting value by control
Vehicle brake tensioning winch, increases the tension of wirerope, until torque value is equal to setting value；When torque value is greater than the set value,
Winch is discharged by winch stop assembly, reduces the tension of wirerope, until torque value is equal to setting value；For receiving stopping
When electric signal, winch motor is braked by controlling contracting brake, meanwhile, it is conveyed by controlling winch stop assembly
The braking of machine belt；For passing through the starting of control Frequency Converter Control winch motor when receiving starting electric signal.
The electric cabinet is connected with display screen, and the display screen is used to carry out related data according to the control of frequency-variable controller
With the display of state.
The power supply is connected with inlet wire filter by reactor and is formed, for by the power supply of higher level's feeding switch
It is exported again after being handled.
The tension sensor accesses the frequency-variable controller in electric cabinet by shielded cable.
In the utility model, frequency-variable controller acquires the value of tension sensor after calculation processing, judges that torque value is
The no requirement met when continuous conveyor system is started and operated normally to torque variation, thus the torque of closed-loop control frequency-variable controller
Output.By frequency-variable controller by starting and stop signal control winch motor start and stop, turned by the perseverance of frequency-variable controller
Square function controls the folding and unfolding of wirerope, is constantly in wirerope in the range of setting value, it can be achieved that automatic take-up winch, is released
The function of winch is put, to realize the tension adjustment to conveyer belt, provides one for the permanent torque control of continuous belt clamping system
Kind electrical solution is able to satisfy requirement when continuous conveyor system is started and operated normally to torque variation.The system is to conveying
The tension of belt feeder is accurately controlled, rapid dynamic response speed, is able to maintain low speed permanent torque work condition state.
Detailed description of the invention
Fig. 1 is the schematic block circuit diagram of the utility model.
Specific embodiment
Below with reference to embodiment, the utility model is described in further detail.
As shown in Figure 1, a kind of continuous conveyor system with permanent torque be tensioned electric-control system, including winch motor, winch stop assembly,
Contracting brake, power supply, frequency converter, electric cabinet and tension sensor；
For the winch motor for driving winch, winch connects conveyer belt with pulley assembly by wirerope；
The winch stop assembly is arranged on winch, for braking to roller；
The contracting brake is arranged on winch motor, for being slowed down to winch motor and being braked；
The power supply is respectively used to be powered frequency converter and electric cabinet；
The frequency converter is used to control the movement of winch motor；
Frequency-variable controller is installed in the electric cabinet, is connected with start button and stop button on electric cabinet；
The start button and stop button, which are respectively used to issue, starts and stops electric signal to frequency-variable controller；
The tension sensor is arranged on a steel cord, for monitoring the tension variation situation of wirerope, and monitoring
Tension signal is sent to frequency-variable controller in real time；
The frequency-variable controller judges whether torque value is full for handling the tension signal of acquisition after treatment
Requirement when sufficient continuous conveyor system starting and normal operation to torque variation is twisted when torque value is lower than setting value by control
Vehicle brake tensioning winch, increases the tension of wirerope, until torque value is equal to setting value；When torque value is greater than the set value,
Winch is discharged by winch stop assembly, reduces the tension of wirerope, until torque value is equal to setting value；For receiving stopping
When electric signal, winch motor is braked by controlling contracting brake, meanwhile, it is conveyed by controlling winch stop assembly
The braking of machine belt；For passing through the starting of control Frequency Converter Control winch motor when receiving starting electric signal.
As a preference, the model MDX61B of frequency-variable controller.
The electric cabinet is connected with display screen, and the display screen is used to carry out related data according to the control of frequency-variable controller
With the display of state.
The power supply is connected with inlet wire filter by reactor and is formed, for by the power supply of higher level's feeding switch
It is exported again after being handled.
The tension sensor accesses the frequency-variable controller in electric cabinet by shielded cable.
Frequency-variable controller acquires the value of tension sensor after calculation processing, judges whether torque value meets continuous belt
Requirement when machine is started and operated normally to torque variation, thus the torque output of closed-loop control frequency-variable controller.Pass through frequency conversion
Controller by starting and stop signal control winch motor start and stop, steel is controlled by the permanent torque function of frequency-variable controller
The folding and unfolding of cord, is constantly in wirerope in the range of setting value, it can be achieved that automatic take-up winch, discharges the function of winch,
To realize the tension adjustment to conveyer belt, a kind of electrical solution party is provided for the permanent torque control of continuous belt clamping system
Case is able to satisfy requirement when continuous conveyor system is started and operated normally to torque variation.
Claims (4)
1. a kind of continuous conveyor system with permanent torque be tensioned electric-control system, which is characterized in that including winch motor, winch stop assembly,
Contracting brake, power supply, frequency converter, electric cabinet and tension sensor；
For the winch motor for driving winch, winch connects conveyer belt with pulley assembly by wirerope；
The winch stop assembly is arranged on winch, for braking to roller；
The contracting brake is arranged on winch motor, for being slowed down to winch motor and being braked；
The power supply is respectively used to be powered frequency converter and electric cabinet；
The frequency converter is used to control the movement of winch motor；
Frequency-variable controller is installed in the electric cabinet, is connected with start button and stop button on electric cabinet；
The start button and stop button, which are respectively used to issue, starts and stops electric signal to frequency-variable controller；
The tension sensor is arranged on a steel cord, for monitoring the tension variation situation of wirerope, and the tension of monitoring
Signal is sent to frequency-variable controller in real time；
The frequency-variable controller judges whether torque value meets company for handling the tension signal of acquisition after treatment
Requirement when continuous belt feeder starting and normal operation to torque variation, when torque value is lower than setting value, by controlling winch system
Dynamic device tensioning winch, increases the tension of wirerope, until torque value is equal to setting value；When torque value is greater than the set value, pass through
Winch stop assembly discharges winch, reduces the tension of wirerope, until torque value is equal to setting value；For receiving stopping telecommunications
Number when, by control contracting brake winch motor is braked, meanwhile, pass through control winch stop assembly carry out conveyer skin
The braking of band；For passing through the starting of control Frequency Converter Control winch motor when receiving starting electric signal.
2. a kind of continuous conveyor system according to claim 1 is tensioned electric-control system with permanent torque, which is characterized in that the electricity
Control case is connected with display screen, and the display screen is used to carry out the display of related data and state according to the control of frequency-variable controller.
3. according to a kind of continuous conveyor system permanent torque tensioning electric-control system according to claim 1 or 2, feature exists
In the power supply is connected with inlet wire filter by reactor and formed, for carrying out the power supply of higher level's feeding switch
It is exported again after processing.
4. a kind of continuous conveyor system according to claim 3 is tensioned electric-control system with permanent torque, which is characterized in that described
Force snesor accesses the frequency-variable controller in electric cabinet by shielded cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821999057.7U CN209291332U (en) | 2018-11-30 | 2018-11-30 | Constant-torque tensioning electric control system for continuous belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821999057.7U CN209291332U (en) | 2018-11-30 | 2018-11-30 | Constant-torque tensioning electric control system for continuous belt conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209291332U true CN209291332U (en) | 2019-08-23 |
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ID=67656697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821999057.7U Active CN209291332U (en) | 2018-11-30 | 2018-11-30 | Constant-torque tensioning electric control system for continuous belt conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209291332U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111717603A (en) * | 2019-11-25 | 2020-09-29 | 泰富重工制造有限公司 | Control method for tensioning device of belt conveyor |
| CN114873154A (en) * | 2022-06-08 | 2022-08-09 | 泰安英迪利机电科技有限公司 | Belt conveyor conveyer belt tensioning device |
-
2018
- 2018-11-30 CN CN201821999057.7U patent/CN209291332U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111717603A (en) * | 2019-11-25 | 2020-09-29 | 泰富重工制造有限公司 | Control method for tensioning device of belt conveyor |
| CN114873154A (en) * | 2022-06-08 | 2022-08-09 | 泰安英迪利机电科技有限公司 | Belt conveyor conveyer belt tensioning device |
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