CN217164829U - Anti-blocking system of rubber crusher - Google Patents
Anti-blocking system of rubber crusher Download PDFInfo
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- CN217164829U CN217164829U CN202122782410.4U CN202122782410U CN217164829U CN 217164829 U CN217164829 U CN 217164829U CN 202122782410 U CN202122782410 U CN 202122782410U CN 217164829 U CN217164829 U CN 217164829U
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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Abstract
The application relates to an anti-blocking system of a rubber crusher, which relates to the field of rubber crushers and comprises a power supply unit, a power supply unit and a control unit, wherein the power supply unit comprises an electric energy acquisition end and an electric energy output end, the electric energy acquisition end is configured to be electrically connected with an external power supply, and the electric energy output end outputs an electric signal; the detection unit is used for detecting the working state of the crushing wheel and outputting a switching signal when the crusher is blocked; the control unit is electrically connected with the electric energy output end and the signal output end of the detection unit, receives and responds to the electric signal and the switching signal, and outputs a control signal; and the execution unit is electrically connected with the control unit, receives and responds to the control signal output by the control unit and is used for controlling the forward and reverse rotation of the crushing wheel. This application has the effect of smashing the wheel blocking phenomenon when reducing crushing cubic rubber.
Description
Technical Field
The application relates to the field of rubber crushers, in particular to an anti-blocking system of a rubber crusher.
Background
The rubber is recycled by crushing or grinding waste rubber into particles, namely rubber particles and rubber powder, through mechanical equipment, and then destroying a vulcanized rubber chemical net structure through a desulfurization technology to prepare the regenerated rubber, so that the rubber is recycled, black pollution is avoided, and precious rubber resources are saved.
At present, rubber is crushed by using a rubber crusher when the rubber is crushed, the rubber crusher is used for throwing blocky rubber into a crushing chamber, and a crushing wheel in the crushing chamber cuts and crushes the blocky rubber.
Aiming at the related technologies, the inventor thinks that if a large amount of block rubber is thrown into the crusher at one time, when the crushing wheel rotates and cuts the block rubber, the block rubber is gradually accumulated in the rotation direction of the crushing wheel, when the block rubber is excessively accumulated, the block rubber is blocked at the cutting position, and at this time, the crusher is often stopped to manually clear the block rubber, so that the existing rubber crusher has the defect of poor applicability.
SUMMERY OF THE UTILITY MODEL
In order to reduce and smash the jam phenomenon of round when smashing cubic rubber, the application provides a rubber crusher prevents blocking system.
The application provides a rubber rubbing crusher prevents blocking system adopts following technical scheme:
a rubber shredder anti-clogging system comprising:
the power supply unit comprises an electric energy acquisition end and an electric energy output end, wherein the electric energy acquisition end is configured to be electrically connected with an external power supply, and the electric energy output end outputs an electric signal;
the detection unit is used for detecting the working state of the crushing wheel and outputting a switching signal when the crusher is blocked;
The control unit is electrically connected with the electric energy output end and the signal output end of the detection unit, receives and responds to the electric signal and the switching signal and outputs a control signal;
and the execution unit is electrically connected with the control unit, receives and responds to the control signal output by the control unit and is used for controlling the forward and reverse rotation of the crushing wheel.
By adopting the technical scheme, in actual use, after the electric energy acquisition end of the power supply unit is connected with an external power supply, the control unit is electrified, the control unit outputs a forward rotation control signal to the execution unit, and the execution unit drives the crushing wheel to rotate; when the crushing wheel is blocked in the rotating process, the detection unit receives and responds to a switching signal, the switching signal is transmitted to the control unit, the control unit outputs a reverse control signal to the execution unit, and the execution unit drives the crushing wheel to switch the rotating direction; the blocked rubber can be also taken out by the crushing wheel under the action of the crushing wheel, thereby being beneficial to preventing the blockage phenomenon of the crusher in the process of crushing the rubber.
Optionally, the execution unit includes a dc motor with a rotation end fixed on the crushing wheel, and the dc motor is electrically connected to the control unit, and receives and responds to the control signal to perform forward and reverse rotation.
By adopting the technical scheme, the rubber is crushed by large shearing force, and the direct current motor can provide large torque and is easy to control.
Optionally, the detecting unit includes:
the rotating speed sensor is positioned at the rotating end of the direct current motor, converts the rotating speed of the direct current motor into a voltage signal and is used for acquiring the rotating speed of the crushing wheel;
and the positive input end of the voltage comparator is electrically connected with a fixed voltage source, the negative input end of the voltage comparator is electrically connected with the output end of the revolution speed sensor, receives the voltage signal, and outputs a switching signal when the voltage signal is lower than the fixed voltage source.
Through adopting above-mentioned technical scheme, when crushing wheel meets the jam, direct current motor rotational speed can reduce, and speed sensor output voltage signal reduces, and when voltage signal was less than the fixed voltage source that presets, voltage comparator output switching signal, and switching signal sends control unit, and control unit receives and responds out the reversal control signal to control crushing wheel switches the direction of rotation.
Optionally, the detecting unit includes:
the current detector is electrically connected with the execution unit and outputs a current signal and is used for detecting the current passing through the direct current motor;
And the positive input end of the current comparator is electrically connected with the output end of the current comparator and receives the current signal, and the negative input end of the current comparator is electrically connected with a fixed current source and outputs a switching signal when the current signal is greater than the fixed current source.
Through adopting above-mentioned technical scheme, when crushing wheel meets the jam, the electric current through DC motor can increase, and current sensor output current signal increases, and when current signal was higher than the fixed current source that presets, current comparator output switching signal, switching signal transmits to the control unit, and the control unit receives and responds out the reversal control signal to control crushing wheel switching direction of rotation.
Optionally, a delay unit is connected in series between the execution unit and the detection unit.
By adopting the technical scheme, when the system is just started or just switched to rotate for a period of time or the speed of the crushing wheel is lower, the output voltage of the rotating speed sensor is lower; similarly, the current passing through the direct current motor is larger, and the output current of the current detector is also larger; the arrangement of the delay unit can achieve the effect of delay detection on the detection unit, thereby being beneficial to preventing the misoperation of the motor during starting or switching.
Optionally, the mobile terminal further comprises an input unit, the input unit is in signal connection with the control unit, and outputs a trigger signal based on a user operation, and the control unit receives and responds to the trigger signal to output a control signal.
By adopting the technical scheme, the input unit is added, so that manual intervention can be added on the basis of automatically controlling the forward and reverse rotation of the system, and the safety of the system in the operation process is improved.
Optionally, the input unit includes a steering switch for controlling forward and reverse rotation and a start-stop switch for controlling start and stop of the motor, and the steering switch and the start-stop switch are connected in series.
By adopting the technical scheme, the start-stop switch is used for controlling the start and stop of the system at any time, and the forward and reverse rotation switch is used for manually controlling the motor to move.
Optionally, a thermal protection unit is connected in series between the control unit and the execution unit.
By adopting the technical scheme, the thermal protection unit can be automatically disconnected when the temperature of the motor is too high, so that the protection of the direct current motor is facilitated.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in practical use, after the electric energy acquisition end of the power supply unit is connected with an external power supply, the control unit is powered on, the control unit outputs a forward rotation control signal to the execution unit, and the execution unit drives the crushing wheel to rotate; when the crushing wheel is blocked in the rotating process, the detection unit receives and responds to a switching signal, the switching signal is transmitted to the control unit, the control unit outputs a reverse control signal to the execution unit, and the execution unit drives the crushing wheel to switch the rotating direction; the blocked rubber can be carried out by the crushing wheel under the action of the crushing wheel, so that the blockage phenomenon of the crusher in the process of crushing the rubber can be prevented;
2. When the system is just started for a period of time, the speed of the crushing wheel is lower, and the output voltage of the rotating speed sensor is lower; similarly, the current passing through the direct current motor is larger, and the output current of the current detector is also larger; the arrangement of the delay unit can achieve the effect of delay detection on the detection unit, thereby being beneficial to preventing the misoperation of the motor during starting.
Drawings
Fig. 1 is a flowchart of a first embodiment of the present application.
Fig. 2 is a schematic structural diagram of a first embodiment of the present application for highlighting an operating principle of a rotation speed sensor.
Fig. 3 is a flowchart of the second embodiment of the present application.
Description of reference numerals: 1. a power supply unit; 2. a control unit; 3. an execution unit; 4. a rotational speed sensor; 5. a voltage comparator; 6. measuring the gear; 7. a current detector; 8. a current comparator; 9. a delay unit; 10. an input unit; 11. a thermal protection unit.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a rubber crusher prevents blocking system.
Referring to fig. 1, an anti-clogging system of a rubber crusher includes a power supply unit 1, a detection unit, a control unit 2, and an execution unit 3, the power supply unit 1 is electrically connected to the control unit 2, the control unit 2 is electrically connected to the execution unit 3, and the detection unit is disposed at the execution unit 3 and is electrically connected to the control unit 2.
The power supply unit 1 comprises an electric energy acquisition end and an electric energy output end, in the embodiment, the power supply unit 1 is set to be a direct current stabilized power supply, the electric energy acquisition end is connected with 220V mains supply, and a direct current signal is output to supply power for the whole anti-blocking system of the rubber crusher after passing through the power supply unit 1.
The detection unit is used for detecting the working state of the crushing wheel and outputting a switching signal when the crusher is blocked.
The control unit 2 is electrically connected to the electric energy output end and the signal output end of the detection unit, receives and responds to the electric signal and the switching signal, and outputs a control signal. When the power supply unit 1 is powered on, the electric signal is sent to the control unit 2, the control unit 2 receives and responds to the control signal to drive the execution unit 3, and the execution unit 3 drives the crushing wheel to rotate. When meeting the resistance in the process of forward rotation of the crushing wheel, the detection unit sends a resistance switching signal to the control unit 2, the control unit 2 receives and responds to the control signal for switching the rotation direction, and the execution unit 3 is used for controlling the motor to switch the rotation direction.
In order to make the crushing wheel obtain larger torque, the execution unit 3 comprises a direct current motor, the rotating end of the direct current motor is fixedly arranged on the crushing wheel, and the direct current motor is electrically connected with the control unit 2 and is controlled by the control unit 2 to drive the crushing wheel to rotate forwards and reversely.
Referring to fig. 1 and 2, the detecting unit includes a rotation speed sensor 4 and a voltage comparator 5 in the present embodiment, the rotation speed sensor 4 is configured as a magnetoelectric rotation speed sensor 4, a measuring gear 6 is fixedly disposed at a rotation end of the dc motor, and the measuring gear 6 rotates synchronously with the rotation end of the dc motor. The rotation speed sensor 4 is fixedly disposed at a position close to the measurement gear 6. When the rotating end of the direct current motor rotates, the coil of the rotating speed sensor 4 can generate magnetic lines, the measuring gear 6 can cut the magnetic lines, and the magnetic circuit generates induced potential in the coil due to the change of magnetic resistance. The faster the rotation speed of the rotating end of the direct current motor is, the larger the voltage output by the rotation speed sensor 4 is, so that the rotation speed signal of the current motor is converted into a voltage signal. The positive input terminal of the voltage comparator 5 is electrically connected to a fixed voltage source. The negative input end of the voltage comparator 5 is electrically connected to the output end of the revolution speed sensor 4 and receives a voltage signal. When the rotating speed of the direct current motor is enough, the output voltage of the rotating speed sensor 4 is lower than the voltage value of the fixed voltage source at the positive input end, and the voltage comparator 5 does not output; when the direct current motor is blocked, the rotating speed is reduced, the output voltage of the rotating speed sensor 4 is reduced, when the output voltage is lower than the voltage of the fixed voltage source at the positive input end, the positive input end is at a high level, and the voltage comparator 5 outputs a switching signal to the control unit 2 to control the motor to switch the rotating direction.
Referring to fig. 3, the detecting unit in another embodiment comprises a current detector 7 and a current comparator 8, the current detector 7 is configured as a current sensor, and the current detector 7 is electrically connected to the executing unit 3 and outputs a current signal for detecting the magnitude of the current passing through the dc motor. When the crushing wheel is blocked in the process of crushing rubber, the rotating speed of the direct current motor is reduced, the current passing through the direct current motor is rapidly increased, and the current signal output by the current detector 7 is increased accordingly. The positive input end of the current comparator 8 is electrically connected to the output end of the current detector 7, and receives the current signal. The negative input terminal is electrically connected to a fixed current source. When the direct current motor operates normally, the current is small, the current of the positive input end of the current comparator 8 is smaller than the current of the negative input end fixed current source, and the current comparator 8 does not output. When the crushing wheel is blocked, the current passing through the direct current motor is increased, the current signal output by the current detector 7 is increased, and when the current signal is larger than the fixed current source of the negative input end, the current comparator 8 outputs a switching signal to the control unit 2 to control the motor to switch the rotating direction.
Referring to fig. 1, a delay unit 9 is arranged between the execution unit 3 and the detection unit, the delay unit 9 can be set as a time relay, the detection unit is configured as a rotation speed sensor 4 and a voltage comparator 5, when the direct current motor is just started or the steering is switched, the rotation speed of the crushing wheel is low, and the delay time of the delay unit 9 is set, so that the detection unit does not perform detection triggering when the motor is just started or the steering is switched, and the direct current motor is prevented from generating misoperation. The detection unit is configured as the current detector 7 and the current comparator 8, which are not described herein.
An input unit 10 is further arranged between the power supply unit 1 and the control unit 2, the input unit 10 comprises a steering switch and a start-stop switch, and the steering switch and the start-stop switch are connected in series. After the system provides the power supply unit 1 and is connected with the commercial power, a user firstly clicks the start-stop switch to enable the direct current motor to start rotating, and in the process of automatic operation of the direct current motor, the user can provide the steering switch at any time to manually steer or start and stop through the start-stop switch.
The thermal protection unit 11 is arranged between the control unit 2 and the direct current motor in series, the thermal protection unit 11 can be configured to be a thermal protection switch, when the temperature of the direct current motor is too high, the thermal protection switch is turned on, so that a circuit is automatically cut off, the temperature control protection effect is achieved, and after the direct current motor is cooled, the thermal protection unit 11 can be automatically reset.
The application of the anti-blocking system of the rubber crusher comprises the following implementation principles: after the electric energy acquisition end of the power supply unit 1 is connected with an external power supply, the start-stop switch is clicked, so that the control unit 2 is powered on, the control unit 2 outputs a forward rotation control signal to the execution unit 3, and the execution unit 3 drives the crushing wheel to rotate; when the crushing wheel is blocked in the rotating process, the detection unit receives and responds to a switching signal, the switching signal is transmitted to the control unit 2, the control unit 2 outputs a reverse control signal to the execution unit 3, and the execution unit 3 drives the crushing wheel to switch the rotating direction; the blocked rubber can be also taken out by the crushing wheel under the action of the crushing wheel, thereby being beneficial to preventing the blockage phenomenon of the crusher in the process of crushing the rubber.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A rubber crusher prevents blocking system which characterized in that: the method comprises the following steps:
the power supply unit (1) comprises an electric energy acquisition end and an electric energy output end, wherein the electric energy acquisition end is configured to be electrically connected with an external power supply, and the electric energy output end outputs an electric signal;
the detection unit is used for detecting the working state of the crushing wheel and outputting a switching signal when the crusher is blocked;
the control unit (2) is electrically connected with the electric energy output end and the signal output end of the detection unit, receives and responds to the electric signal and the switching signal and outputs a control signal;
and the execution unit (3) is electrically connected with the control unit (2), receives and responds to the control signal output by the control unit (2) and is used for controlling the forward and reverse rotation of the crushing wheel.
2. A rubber crusher anti-clogging system as defined in claim 1, wherein: the execution unit (3) comprises a direct current motor with a rotating end fixed on the crushing wheel, and the direct current motor is electrically connected to the control unit (2) and receives and responds to the control signal to perform positive and negative rotation.
3. A rubber crusher anti-clogging system as defined in claim 2, wherein: the detection unit includes:
the rotating speed sensor (4) is positioned at the rotating end of the direct current motor, converts the rotating speed of the direct current motor into a voltage signal and is used for collecting the rotating speed of the crushing wheel;
the positive input end of the voltage comparator (5) is electrically connected with a fixed voltage source, the negative input end of the voltage comparator (5) is electrically connected with the output end of the revolution speed sensor (4), receives the voltage signal, and outputs a switching signal when the voltage signal is lower than the fixed voltage source.
4. A rubber crusher anti-clogging system as defined in claim 2, wherein: the detection unit includes:
the current detector (7) is electrically connected to the execution unit (3) and outputs a current signal, and is used for detecting the current passing through the direct current motor;
the positive input end of the current comparator (8) is electrically connected to the output end of the current detector (7) and receives the current signal, the negative input end of the current comparator (8) is electrically connected to a fixed current source, and when the current signal is larger than the fixed current source, a switching signal is output.
5. A rubber crusher anti-clogging system as defined in claim 1, wherein: a time delay unit (9) is arranged between the execution unit (3) and the detection unit, and the time delay unit (9) comprises a time relay.
6. A rubber crusher anti-clogging system as defined in claim 1, wherein: the device is characterized by further comprising an input unit (10), wherein the input unit (10) is in signal connection with the control unit (2) and outputs a trigger signal based on user operation, and the control unit (2) receives and responds to the trigger signal and outputs a control signal.
7. A rubber crusher anti-clogging system as defined in claim 6, wherein: the input unit (10) comprises a steering switch for controlling positive and negative rotation and a start-stop switch for controlling the starting and stopping of the motor, and the steering switch and the start-stop switch are connected in series.
8. A rubber crusher anti-clogging system as defined in claim 1, wherein: a thermal protection unit (11) is arranged between the control unit (2) and the execution unit (3), and the thermal protection unit (11) is configured as a thermal protection switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122782410.4U CN217164829U (en) | 2021-11-13 | 2021-11-13 | Anti-blocking system of rubber crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122782410.4U CN217164829U (en) | 2021-11-13 | 2021-11-13 | Anti-blocking system of rubber crusher |
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| Publication Number | Publication Date |
|---|---|
| CN217164829U true CN217164829U (en) | 2022-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122782410.4U Active CN217164829U (en) | 2021-11-13 | 2021-11-13 | Anti-blocking system of rubber crusher |
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|---|---|
| CN (1) | CN217164829U (en) |
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2021
- 2021-11-13 CN CN202122782410.4U patent/CN217164829U/en active Active
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