CN214752253U - Electromechanical remote communication device - Google Patents
Electromechanical remote communication device Download PDFInfo
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- CN214752253U CN214752253U CN202120896160.4U CN202120896160U CN214752253U CN 214752253 U CN214752253 U CN 214752253U CN 202120896160 U CN202120896160 U CN 202120896160U CN 214752253 U CN214752253 U CN 214752253U
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Abstract
The utility model discloses a supporting electromechanical remote communication device, including wireless instruction regulating circuit and ripple cancellation circuit, wireless instruction regulating circuit includes the signal receiver who is used for receiving wireless instruction, and wireless instruction regulating circuit utilizes band-pass filter principle to carry out the frequency selection to wireless instruction signal, filters external harmful clutter well, then utilizes LC filtering to further accurate filtering to band-pass filter's output signal, has greatly promoted wireless instruction signal's accuracy; a voltage follower principle is utilized to form closed-loop following feedback on a filtering link, so that the filtering effect of the band-pass filter is greatly improved; the output signal of wireless instruction regulating circuit sends into further processing in the ripple cancelling circuit, effectively eliminates wireless instruction signal's ripple, guarantees the validity that the controller received the instruction, the utility model discloses remote communication is accurate reliable, effectively reduces or avoids proruption trouble, guarantees supporting electromechanical device safe and reliable, improves work efficiency.
Description
Technical Field
The utility model relates to an organic fertilizer production facility technical field especially relates to a supporting electromechanical remote communication device.
Background
The crane steel structure is responsible for load supporting, the crane matching machine electricity is responsible for action and operation, and the starting, operation, reversing, stopping and the like of the crane matching machine electricity are completed by an electric or hydraulic control system. With the development of the crane towards large-scale, high-speed and automatic, the composition and structure of the supporting equipment become more and more complex, so that corresponding measures must be taken to effectively monitor and control the operation state of the crane machinery. In the process of remote communication, harmful clutter is easily doped in the process of receiving remote communication signals, so that the stability and the accuracy are seriously influenced, and the safety of the electromechanical control of a matching machine is threatened.
So the utility model provides a new scheme to solve the problem.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to overcome the drawbacks of the prior art, an object of the present invention is to provide a supporting electromechanical telecommunication device.
The technical scheme for solving the problem is as follows: the utility model provides a supporting electromechanical remote communication device, includes wireless instruction regulating circuit and ripple cancelling circuit, wireless instruction regulating circuit is including the signal receiver who is used for receiving wireless instruction, signal receiver's output signal is sent into after the filtering regulation in the ripple cancelling circuit, ripple cancelling circuit's output connection director, the controller is used for carrying out automatically controlled the regulation to supporting electromechanics.
Preferably, the wireless command adjusting circuit includes an operational amplifier AR1, a non-inverting input terminal of an operational amplifier AR1 is connected to one end of a resistor R2 and one end of a capacitor C2, the other end of the capacitor C2 is grounded, the other end of a resistor R2 is connected to one end of a resistor R1 and one end of a capacitor C1, the other end of the resistor R1 is connected to an output terminal of the signal receiver, an inverting input terminal of an operational amplifier AR1 is grounded through a resistor RP1 and connected to an output terminal of the operational amplifier AR1 through a resistor R3, an output terminal of an operational amplifier AR1 is connected to one end of a capacitor L1 and one end of a capacitor C3, the other end of an inductor L1 is connected to one end of a capacitor C4, the other ends of capacitors C3 and C4 are connected to the non-inverting input terminal of the operational amplifier AR2 and connected to the ground through a zener diode DZ1, and an inverting input terminal and an output terminal of an operational amplifier AR2 are connected to the other end of a capacitor C1.
Preferably, the ripple cancellation circuit includes a MOS transistor Q1, a drain of the MOS transistor Q1 is connected to one end of a capacitor C4, and is connected to one end of capacitors C5 and C6, a gate of the MOS transistor Q1, and a pin 1 of a three-terminal regulator D1 through a resistor R4, the other end of the capacitor C5 is grounded, a source of the MOS transistor Q1 is connected to the other end of the capacitor C6, a pin 3 of the three-terminal regulator D1, and the controller, and a pin 2 of the three-terminal regulator D1 is grounded.
Preferably, the controller is a PLC control module.
Through the technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses a wireless instruction regulating circuit handles wireless instruction signal, utilizes the band pass filter principle to carry out the frequency selection to wireless instruction signal, filters external harmful clutter well, then utilizes LC filtering to the further accurate filtering of band pass filter's output signal, has greatly promoted wireless instruction signal's accuracy nature.
2. The operation amplifier AR2 utilizes the voltage follower principle to form closed-loop following feedback to the filtering link, greatly improves the filtering effect of the band-pass filter, effectively eliminates system errors, and enhances the accuracy and stability of wireless instruction signals.
3. The output signal of wireless instruction regulating circuit sends into further processing in the ripple cancelling circuit, effectively eliminates wireless instruction signal's ripple, guarantees the validity that the controller received the instruction, the utility model discloses remote communication is accurate reliable, effectively reduces or avoids proruption trouble, guarantees supporting electromechanical device safe and reliable, improves work efficiency.
Drawings
Fig. 1 is a schematic circuit diagram of the present invention.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying fig. 1. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
The utility model provides a supporting electromechanical remote communication device, includes wireless instruction regulating circuit and ripple cancelling circuit, and wireless instruction regulating circuit is including the signal receiver who is used for receiving wireless instruction, and during signal receiver's output signal sent ripple cancelling circuit after the filtering regulation, the output connection director of ripple cancelling circuit, the controller is used for carrying out automatically controlled the regulation to supporting electromechanics.
As shown in fig. 1, the wireless command adjusting circuit includes an operational amplifier AR1, a non-inverting input terminal of an operational amplifier AR1 is connected to one end of a resistor R2 and one end of a capacitor C2, the other end of the capacitor C2 is grounded, the other end of a resistor R2 is connected to one end of a resistor R1 and one end of a capacitor C1, the other end of a resistor R1 is connected to an output terminal of a signal receiver, an inverting input terminal of an operational amplifier AR1 is grounded through a resistor RP1 and connected to an output terminal of the operational amplifier AR1 through a resistor R3, an output terminal of an operational amplifier AR1 is connected to one end of a capacitor L1 and one end of a capacitor C3, the other end of a capacitor L1 is connected to one end of a capacitor C4, the other ends of capacitors C3 and C4 are connected to the non-inverting input terminal of the operational amplifier AR2 and connected to the ground through a zener diode DZ1, and an inverting input terminal and an output terminal of an operational amplifier AR2 is connected to the other end of a capacitor C1.
The ripple eliminating circuit comprises a MOS tube Q1, wherein the drain electrode of the MOS tube Q1 is connected with one end of a capacitor C4, one ends of capacitors C5 and C6, the grid electrode of the MOS tube Q1 and a pin 1 of a three-terminal regulator D1 are connected through a resistor R4, the other end of the capacitor C5 is grounded, the source electrode of the MOS tube Q1 is connected with the other end of the capacitor C6, a pin 3 of the three-terminal regulator D1 and a controller, and a pin 2 of the three-terminal regulator D1 is grounded.
The utility model discloses a concrete work flow does: the signal receiver arranged on the crane receives wireless command signals sent by an operator remotely, in order to ensure the effectiveness of communication, the wireless command signals are processed by the wireless command adjusting circuit, and the operational amplifier AR1, the resistors R1, R2 and the capacitors C1 and C2 form a band-pass filter to carry out frequency selection on the wireless command signals, so that external harmful noise waves are well filtered. Then, the capacitors C3, C4 and the inductor L1 form LC filtering to further accurately filter the output signal of the band-pass filter, so that the accuracy of the wireless command signal is greatly improved, the operational amplifier AR2 forms closed-loop following feedback on the filtering link by using the voltage follower principle, so that the filtering effect of the band-pass filter is greatly improved, meanwhile, the system error is effectively eliminated, and the accuracy and the stability of the wireless command signal are enhanced.
The output signal of the wireless instruction adjusting circuit is sent into the ripple eliminating circuit for further processing, the MOS tube Q1 amplifies the filtered signal, and the stabilizing effect of the capacitor C6 and the three-terminal voltage regulator D1 is utilized to form reference voltage at the grid electrode of the MOS tube Q1, so that the stability of the grid electrode output signal of the MOS tube Q1 is greatly improved, the ripple of the wireless instruction signal is effectively eliminated, and the effectiveness of the controller for receiving the instruction is ensured. When the crane is used specifically, the controller is a PLC control module, and the PLC control module is used for carrying out electric control adjustment on the supporting machine electricity according to instructions so as to realize the remote control of the crane. The utility model discloses remote communication is accurate reliable, effectively reduces or avoids proruption trouble, guarantees supporting electromechanical device safe and reliable, improves work efficiency.
The above description is provided for further details of the present invention with reference to the specific embodiments, which should not be construed as limiting the present invention; to the utility model discloses affiliated and relevant technical field's technical personnel are based on the utility model discloses under the technical scheme thinking prerequisite, the extension of doing and the replacement of operating method, data all should fall within the utility model discloses within the protection scope.
Claims (4)
1. A supporting electromechanical remote communication device comprises a wireless instruction adjusting circuit and a ripple eliminating circuit, and is characterized in that: the wireless instruction adjusting circuit comprises a signal receiver for receiving a wireless instruction, an output signal of the signal receiver is sent into the ripple eliminating circuit after being filtered and adjusted, the output end of the ripple eliminating circuit is connected with a controller, and the controller is used for electrically controlling and adjusting the matching machine.
2. The supporting electromechanical telecommunication device according to claim 1, characterized in that: the wireless instruction adjusting circuit comprises an operational amplifier AR1, wherein the non-inverting input end of an operational amplifier AR1 is connected with one end of a resistor R2 and one end of a capacitor C2, the other end of the capacitor C2 is grounded, the other end of a resistor R2 is connected with one end of a resistor R1 and one end of a capacitor C1, the other end of the resistor R1 is connected with the output end of the signal receiver, the inverting input end of an operational amplifier AR1 is grounded through a rheostat RP1 and is connected with the output end of the operational amplifier AR1 through a resistor R3, the output end of the operational amplifier AR1 is connected with one end of an inductor L1 and one end of a capacitor C3, the other end of an inductor L1 is connected with one end of a capacitor C4, the other ends of a capacitor C3 and a capacitor C4 are connected with the non-inverting input end of the operational amplifier AR2 and are grounded through a Zener diode DZ1, and the inverting input end and the output end of the operational amplifier AR2 is connected with the other end of a capacitor C1.
3. The supporting electromechanical telecommunication device according to claim 2, characterized in that: the ripple eliminating circuit comprises a MOS tube Q1, wherein the drain electrode of the MOS tube Q1 is connected with one end of a capacitor C4, one end of the capacitors C5 and C6, the grid electrode of the MOS tube Q1 and a pin 1 of a three-terminal voltage regulator D1 are connected through a resistor R4, the other end of the capacitor C5 is grounded, the source electrode of the MOS tube Q1 is connected with the other end of the capacitor C6, a pin 3 of the three-terminal voltage regulator D1 and the controller, and a pin 2 of the three-terminal voltage regulator D1 is grounded.
4. The supporting electromechanical telecommunication device according to any of the claims 1-3, characterized in that: the controller is a PLC control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896160.4U CN214752253U (en) | 2021-04-28 | 2021-04-28 | Electromechanical remote communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896160.4U CN214752253U (en) | 2021-04-28 | 2021-04-28 | Electromechanical remote communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214752253U true CN214752253U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120896160.4U Active CN214752253U (en) | 2021-04-28 | 2021-04-28 | Electromechanical remote communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214752253U (en) |
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2021
- 2021-04-28 CN CN202120896160.4U patent/CN214752253U/en active Active
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