CN111346725A - Rubbing crusher system with no-load stop function - Google Patents
Rubbing crusher system with no-load stop function Download PDFInfo
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- CN111346725A CN111346725A CN201811580037.0A CN201811580037A CN111346725A CN 111346725 A CN111346725 A CN 111346725A CN 201811580037 A CN201811580037 A CN 201811580037A CN 111346725 A CN111346725 A CN 111346725A
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- resistor
- buffer
- delay module
- load detection
- detection module
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention relates to a pulverizer system with no-load stop function, which comprises a switch, a motor, a load detection module, a first delay module and a second delay module, wherein the switch, the motor and the load detection module are sequentially connected; the signal input end of the first delay module is connected with the load detection module, and the signal output end of the delay module is connected with the switch; and the signal output end of the second delay module is connected with the load detection module, and the signal output end of the second delay module is connected with the switch. The power control system can automatically detect the load state of the motor through the load detection module, and if the load detection module detects that the motor is in the no-load state, the power control system triggers the switch to cut off power supply, so that the phenomenon that the service life of the motor is shortened due to the fact that the garbage crusher is forgotten to be turned off and the no-load operation time is too long is prevented.
Description
Technical Field
The invention belongs to the technical field of crushers, and particularly relates to a crusher system with a no-load stop function.
Background
Along with the continuous improvement of the living standard of people, especially in cities, along with the continuous deepening of the urbanization process, the garbage problem is an important problem faced by the cities, most of the cities advocate the construction of sanitary cities with beautiful environments, so that the garbage treatment in a certain way is important, the garbage is usually directly incinerated, but the air is seriously polluted in the incineration process, or the garbage is buried, but the garbage landfill occupies the urban land and also pollutes the underground water, so that the garbage is packed and processed to form bricks and the like, the garbage is required to be pretreated, and the most important is the garbage crushing.
At present, the existing garbage crushing device is generally provided with an overload protector, the overload protection effect generally works when a motor is in a short circuit or a cutter head is clamped, the motor is stopped in an emergency state and is protected, however, if the garbage crushing device is forgotten to be closed after being used, the garbage crushing device is always in a working state, the motor is heated when the motor is in an idle state, and the service life of the motor is shortened when the motor is in an idle running state.
Disclosure of Invention
To solve the above problems in the prior art, the present invention provides a pulverizer system having an idle stop function. The technical problem to be solved by the invention is realized by the following technical scheme:
the invention provides a pulverizer system with no-load stop function, which comprises a switch, a motor, a load detection module, a first delay module and a second delay module, wherein,
the switch, the motor and the load detection module are sequentially connected;
a first signal input end of the first delay module is connected with the load detection module, and a first signal output end of the delay module is connected with the switch;
a second signal output end of the second delay module is connected with the load detection module, and a second signal output end of the second delay module is connected with the switch;
the first time delay module comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, a first buffer, a second buffer, a third buffer, a first triode, a second triode, a first diode, a second diode, a first relay, a second relay, a first capacitor and a second capacitor,
the first resistor is connected between a power supply end and a first signal input end; the first buffer, the third resistor, the second buffer, the sixth resistor and the third buffer are sequentially connected in series between the first signal input end and the first signal output end; the first relay is connected between the power supply end and the source electrode of the first triode; one end of the second resistor is connected to a node between the first buffer and the third resistor, and the other end of the second resistor is connected to a grid electrode of the first triode; the drain electrode of the first triode is connected with a grounding end; one end of the first capacitor is connected to a node between the third resistor and the second buffer, and the other end of the first capacitor is connected to a ground terminal;
one end of the fourth resistor is connected with the input end of the diode, the other end of the fourth resistor is connected with a node between the second buffer and the sixth resistor, and the output end of the first diode is connected with a node between the third resistor and the second buffer;
one end of the fifth resistor is connected to a node between the second buffer and the sixth resistor, and the other end of the fifth resistor is connected to the grid electrode of the second triode; the drain electrode of the second triode is connected with a grounding end; one end of the second relay is connected with the power supply end, and the other end of the second relay is connected with the source electrode of the second triode; one end of the second capacitor is connected to a node between the sixth resistor and the third buffer, and the other end of the second capacitor is connected to a ground terminal;
one end of the seventh resistor is connected with the input end of the second diode, the other end of the seventh resistor is connected with the first signal output end, and the output end of the second diode is connected with a node between the sixth resistor and the third buffer.
In one embodiment of the present invention, the first delay block and the second delay block have the same circuit structure.
In an embodiment of the present invention, the pulverizer system further includes a power supply, and the power supply is respectively connected to the switch, the motor, the load detection module, the first delay module, and the second delay module to supply power to the switch, the motor, the load detection module, the first delay module, and the second delay module.
In one embodiment of the invention, the load detection module is a rotational speed sensor.
In one embodiment of the invention, the load detection module (3) is a photoelectric rotation speed sensor with the model number of CH 7555.
In one embodiment of the present invention, the first buffer, the second buffer, and the third buffer are all CMOS in-phase buffers.
In one embodiment of the invention, the first relay and the second relay are reed switch relays.
Compared with the prior art, the invention has the beneficial effects that:
1. this rubbing crusher system is provided with first time delay module, can detect the load state of motor through load detection module, if load detection module detects that the motor is in idle state then trigger switch disconnection power supply to prevent to forget to close rubbish rubbing crusher and idle running time overlength leads to the motor life-span to shorten.
2. The crusher system is also provided with a second delay module, so that even if a user forgets to turn off the switch after using the crusher system, the motor can automatically wake up the load detection module to detect the load state of the motor after running for a preset time, if the load detection module detects that the motor is in the no-load state, the switch is triggered to cut off the power supply, and the garbage crusher stops working.
3. The pulverizer system meets the energy-saving requirement, is convenient for users to use, and improves the safety and reliability better.
Drawings
FIG. 1 is a block diagram of a shredder system with an idle stop feature according to an embodiment of the present invention;
fig. 2 is a circuit diagram of a first delay module according to an embodiment of the present invention.
Detailed Description
The present disclosure is further described below with reference to specific examples, but the embodiments of the present disclosure are not limited thereto.
Referring to fig. 1 and 2 together, fig. 1 is a block diagram of a pulverizer system having an idle stop function according to an embodiment of the present invention; fig. 2 is a circuit diagram of a first delay module according to an embodiment of the present invention. The pulverizer system with the no-load stop function of the embodiment comprises a switch 1, a motor 2, a load detection module 3, a first delay module 4 and a second delay module 5, wherein the switch 1, the motor 2 and the load detection module 3 are sequentially connected; first signal input terminal V of first delay module 4INA first signal output end V connected with the load detection module 3 and the delay module 4OUTConnecting the switch 1; the first time delay module 4 is used for automatically detecting the load condition of the motor 2, and the load detection module 3 detects that the motor 2 is in an idle state, then triggers the first time delay module 4 to delay for a first preset time and then triggers the switch 1 to cut off the power supply, so that the situation that the garbage crusher is still normally operated, the load detection module 3 misdetects that the garbage crusher is crushed and finished, and the power supply is cut off after the first time delay module 4 delays for the first preset time can be ensured.
A second signal output end of the second delay module 5 is connected with the load detection module 3, and a second signal output end of the second delay module 5 is connected with the switch 1. The second preset time is set through the second delay module 5, so that the load detection module 3 can be automatically awakened to detect the load state of the motor 2 after the motor runs for the second preset time, if the load detection module 3 detects that the motor 2 is in the no-load state, the trigger switch 1 is triggered to cut off the power supply, and the garbage crusher stops working. That is, the load detection module 3 of the present embodiment does not detect the load condition of the motor in real time, but starts to detect the load condition of the motor after the second delay module 5 delays for the second preset time.
In this embodiment, the first preset time is a delay time of the first delay module 4, and the second preset time is a delay time of the second delay module 5.
Specifically, the first delay module 4 comprises a switch 1, a motor 2, a load detection module 3 and a delay module 4, wherein the switch 1, the motor 2 and the load detection module 3 are connected in sequence; first delay module 4Signal input terminal VINA first signal output end V connected with the load detection module 3 and the first delay module 4OUTThe switch 1 is connected.
The first delay module 4 comprises a first resistor R1A second resistor R2A third resistor R3A fourth resistor R4A fifth resistor R5A sixth resistor R6A seventh resistor R7A first buffer G1A second buffer G2A third buffer G3A first triode T1A second triode T2A first diode D1A second diode D2First relay RR1A second relay RR2A first capacitor C1And a second capacitor C2Wherein the first resistor R1Is connected to a power supply end VDDAnd a first signal input terminal VINTo (c) to (d); first buffer G1A third resistor R3A second buffer G2A sixth resistor R6And a third buffer G3Are sequentially connected in series at a first signal input end VINAnd a first signal output terminal V0UTTo (c) to (d); first relay RR1Is connected to a power supply end VDDAnd a first triode T1Between the source electrodes of (1); a second resistor R2Is connected to the first buffer G1And a third resistor R3The other end of the node is connected with a first triode T1A gate electrode of (1); a first triode T1The drain electrode of the switch is connected with a ground end GND; a first capacitor C1Are all connected to a third resistor R3And a second buffer G2The other end of the node between the two nodes is connected with a ground end GND; a fourth resistor R4One end of which is connected with a diode D1The other end of the input end of the first buffer is connected to the second buffer G2And a sixth resistor R6At a node in between, a first diode D1Is connected to the third resistor R3And a second buffer G2At a node in between; fifth resistor R5Is connected to the second buffer G2And a sixth resistor R6The other end of the node is connected with a second triode T2Of a grid electrode(ii) a A second triode T2The drain electrode of the switch is connected with a ground end GND; second relay RR2One end of the switch is connected with a power supply end VDDThe other end is connected with a second triode T2A source electrode of (a); second capacitor C2Are all connected to a sixth resistor R6And a third buffer G3The other end of the node between the two nodes is connected with a ground end GND;
a seventh resistor R7One end of which is connected to a second diode D2The other end of the input end is connected with a first signal output end VOUTA second diode D2Is connected to the sixth resistor R6And a third buffer G3At a node therebetween.
Further, the pulverizer system further comprises a power supply, wherein the power supply is respectively connected with the switch 1, the motor 2, the load detection module 3, the first delay module 4 and the second delay module 5 to supply power to the switch 1, the motor 2, the load detection module 3, the first delay module 4 and the second delay module 5.
Further, the load detection module 3 is a rotation speed sensor.
Further, the load detection module 3 is a photoelectric rotation speed sensor with a model number of CH 7555.
Further, a first buffer G1A second buffer G2And a third buffer G3Are all CMOS in-phase buffers.
Further, a first relay RR1A second relay RR2Are all reed switch relays.
Specifically, as shown in fig. 2, the delay module 3 in this embodiment is a two-stage capacitive charging type long-time delay circuit composed of CMOS in-phase buffers. Taking one-stage delay as an example, when the signal input terminal VINWhen the voltage is low level, namely the load detection module 3 detects that the motor 2 is in a normal load state, the time delay module is in a reset state, and G is carried out at the moment1Output low level, transistor T is turned off, first relay RR1The break contact of (a) is closed. When the signal input end VINWhen the low level is changed into the high level, namely the load detection module 3 detects that the motor 2 is in the no-load state, G1Output ofA low level is changed into a high level to make the transistor T be in saturated conduction, and a first relay RR1The break contact of (C) is opened and the capacitor C begins to pass through R3And charging is carried out.
From the signal input terminal VINFrom low level to high level to signal output terminal V0UTThe time required for switching from low level to high level is the delay time. Wherein the delay time of the first-stage delay part is formed by a resistor R3And the capacity of the first capacitor C1. In the actual use process, the resistor R with proper parameters can be selected according to the required delay time3And a first capacitor C1And other electronic components.
Further, in the present embodiment, the principle of the second-level delay is the same as that of the first-level delay, wherein the delay time of the second-level delay part is formed by the resistor R6And the capacity of the second capacitor C2. The total delay time of the two stages of delay modules is the superposition of the delay time of the first stage delay part and the delay time of the second stage delay part.
In addition, it should be noted that the circuit structures of the second delay module 5 and the first delay module 4 are the same, so the delay principle is also the same, and the description is omitted here.
The power control system can automatically detect the load state of the motor through the load detection module, and if the load detection module detects that the motor is in the no-load state, the power control system triggers the switch to cut off the power supply, so that the phenomenon that the service life of the motor is shortened due to the fact that the garbage crushing device is forgotten to be closed and the no-load operation time is too long is prevented. The power control system meets the energy-saving requirement, is convenient for users to use, and better improves the safety and reliability.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (7)
1. A pulverizer system with no-load stop function is characterized by comprising a switch (1), a motor (2), a load detection module (3), a first delay module (4) and a second delay module (5), wherein,
the switch (1), the motor (2) and the load detection module (3) are sequentially connected;
a first signal input terminal (V) of the first delay module (4)IN) A first signal output end (V) connected with the load detection module (3) and the delay module (4)OUT) Connecting the switch (1);
a second signal output end of the second delay module (5) is connected with the load detection module (3), and a second signal output end of the second delay module (5) is connected with the switch (1);
the first delay module (4) comprises a first resistor (R)1) A second resistor (R)2) A third resistor (R)3) A fourth resistor (R)4) A fifth resistor (R)5) A sixth resistor (R)6) A seventh resistor (R)7) A first buffer (G)1) A second buffer (G)2) A third buffer (G)3) A first triode (T)1) A second triode (T)2) A first diode (D)1) A second diode (D)2) A first relay (RR)1) A second relay (RR)2) A first capacitor (C)1) And a second capacitance (C)2) Wherein, in the step (A),
the first resistor (R)1) Connected at a power supply terminal (V)DD) And a first signal input terminal (V)IN) To (c) to (d); the first buffer (G)1) The third resistor (R)3) The second buffer (G)2) The sixth resistor (R)6) And said third buffer (G)3) Are sequentially connected in series at the first signal input end (V)IN) And said first signal output terminal (V)0UT) To (c) to (d); the first relay (RR)1) Is connected to the power supply terminal (V)DD) And the first triode (T)1) Between the source electrodes of (1); the second resistor (R)2) Is connected to the first buffer (G)1) And the above-mentionedThird resistance (R)3) The other end of the first triode (T) is connected with the node between the first triode and the second triode1) A gate electrode of (1); the first triode (T)1) The drain of the first transistor is connected with a ground terminal (GND); the first capacitor (C)1) Are all connected to the third resistor (R)3) And the second buffer (G)2) The other end of the node between the two nodes is connected with a ground terminal (GND);
the fourth resistor (R)4) Is connected to the diode (D)1) And the other end is connected to the second buffer (G)2) And the sixth resistor (R)6) At a node in between, the first diode (D)1) Is connected to the third resistor (R)3) And the second buffer (G)2) At a node in between;
the fifth resistor (R)5) Is connected to the second buffer (G)2) And the sixth resistor (R)6) The other end of the node is connected with the second triode (T)2) A gate electrode of (1); the second triode (T)2) The drain of the first transistor is connected with a ground terminal (GND); the second relay (RR)2) Is connected to the power supply terminal (V)DD) And the other end is connected with the second triode (T)2) A source electrode of (a); the second capacitance (C)2) Are all connected to the sixth resistor (R)6) And the third buffer (G)3) The other end of the node between the two nodes is connected with a ground terminal (GND);
the seventh resistor (R)7) Is connected to the second diode (D)2) And the other end is connected with the first signal output end (V)OUT) Said second diode (D)2) Is connected to the sixth resistor (R)6) And the third buffer (G)3) At a node therebetween.
2. Shredder system according to claim 1, characterised in that the first delay module (4) and the second delay module (5) have the same circuit configuration.
3. The shredder system according to claim 1 further comprising a power supply connected to the switch (1), the motor (2), the load detection module (3), the first delay module (4) and the second delay module (5) respectively to power the switch (1), the motor (2), the load detection module (3), the first delay module (4) and the second delay module (5).
4. Shredder system according to claim 2, characterised in that the load detection module (3) is a rotational speed sensor.
5. A shredder system according to claim 3, characterised in that the load detection module (3) is an opto-electronic tacho sensor of the type CH 7555.
6. Shredder system according to claim 1, characterised in that said first buffer (G)1) The second buffer (G)2) And said third buffer (G)3) Are all CMOS in-phase buffers.
7. Shredder system according to any of claims 1 to 6, characterised in that the first relay (RR)1) The second relay (RR)2) Are all reed switch relays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811580037.0A CN111346725A (en) | 2018-12-24 | 2018-12-24 | Rubbing crusher system with no-load stop function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811580037.0A CN111346725A (en) | 2018-12-24 | 2018-12-24 | Rubbing crusher system with no-load stop function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111346725A true CN111346725A (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811580037.0A Pending CN111346725A (en) | 2018-12-24 | 2018-12-24 | Rubbing crusher system with no-load stop function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111346725A (en) |
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2018
- 2018-12-24 CN CN201811580037.0A patent/CN111346725A/en active Pending
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Application publication date: 20200630 |
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| WD01 | Invention patent application deemed withdrawn after publication |