CN214312046U

CN214312046U - High-reliability remote controller

Info

Publication number: CN214312046U
Application number: CN202120417642.7U
Authority: CN
Inventors: 吴庆; 吕刚; 刘虎; 彭西贵
Original assignee: Chengdu Kechuang Space Time Technology Co ltd
Current assignee: Chengdu Kechuang Space Time Technology Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-09-28
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a high reliable remote controller belongs to industry radio remote control technical field, the remote controller includes communication connection's controller and executor, the executor is connected with complicated programmable logic device CPLD, still includes MOS pipe, first relay and the second relay that establishes ties in proper order, be provided with some firearms between first relay and the second relay, the MOS pipe is connected with the executor through switch circuit, complicated programmable logic device CPLD is connected with first relay through first drive circuit, complicated programmable logic device CPLD is connected with the second relay through the second drive circuit; the situation that the shock resistance is poor due to the fact that a single relay is adopted as a switching device for remote control output is avoided, and the situation that false triggering is possible when vibration occurs is prevented.

Description

High-reliability remote controller

Technical Field

The utility model belongs to the technical field of industry radio remote control for detonator or some firearm relates to a highly reliable remote controller.

Background

The existing igniter or initiator adopting radio remote control adopts a single relay as a switching device for remote control output in the prior art, so that the shock resistance is poor, the igniter or initiator is likely to be triggered by mistake when in vibration, the corresponding safety protection design is lacked in the circuit of the igniter or initiator, and higher safety risk exists during use.

Disclosure of Invention

The utility model aims to provide a: the high-reliability remote controller solves the problems that in the prior art, a single relay is adopted as a switching device for remote control output, the shock resistance is poor, the switch device is likely to be triggered mistakenly when in vibration, corresponding safety protection design is lacked in a circuit of an igniter or an initiator, and high safety risk exists during use.

The utility model adopts the technical scheme as follows:

a high-reliability remote controller comprises a controller and an actuator which are in communication connection, wherein the actuator is connected with a Complex Programmable Logic Device (CPLD), and the remote controller also comprises an MOS (metal oxide semiconductor) tube, a first relay and a second relay which are sequentially connected in series, an igniter is arranged between the first relay and the second relay, the MOS tube is connected with the actuator through a switch circuit, the Complex Programmable Logic Device (CPLD) is connected with the first relay through a first driving circuit, and the Complex Programmable Logic Device (CPLD) is connected with the second relay through a second driving circuit.

Specifically, the switch circuit includes an NPN-type triode Q6, a resistor R10, a resistor R14, a resistor R17, a resistor R105, and a capacitor C36, wherein one end of the resistor R14 is connected to the CPLD, the other end of the resistor R14 is connected to one end of a capacitor C36, the capacitor C36 and the resistor R17 are connected in parallel, one end of the capacitor C36 is connected to the b-pole of the triode Q3, the other end of the capacitor C36 is connected to the e-pole of the triode Q3 and grounded, the C-pole of the triode Q3 is connected to the G-pole of the MOS transistor, two ends of the resistor R10 are respectively connected to the G-pole and the S-pole of the MOS transistor, and two ends of the resistor 105 are respectively connected to the D-pole and the S-pole of the MOS transistor.

Specifically, the first driving circuit comprises an NPN type triode Q4, a resistor R1, a resistor R2, a resistor R12, a resistor R15, a capacitor C1, a capacitor C125, a diode D1 and a diode D4, one end of the resistor R12 is connected with the complex programmable logic device CPLD, the other end is connected with one end of the capacitor C125 and the b pole of the triode Q4, the capacitor C125 is connected in parallel with the resistor R15, and the other end is grounded, the e-pole of the transistor Q4 is grounded, the c electrode of the triode Q4 is grounded and connected with the anode of the diode D4 and the normally closed contact of the first relay, the cathode of the diode D4 is connected with a power supply, the power supply is connected with the normally closed contact of the first relay, one end of the resistor R4 is connected with a normally closed contact of the first relay, the other end of the resistor R1 is connected in series, the capacitor C1 and the diode D1 are both connected with the resistor R1 in parallel, and the anode of the diode D1 is grounded, and the cathode of the diode D1 is connected with the complex programmable logic device CPLD.

Specifically, the second driving circuit comprises an NPN-type triode Q5, a resistor R13, a resistor R5, a resistor R16, a capacitor C2, a capacitor C127, a diode D3 and a diode D5, wherein one end of the resistor R13 is connected with the actuator, the other end of the resistor R13 is connected with one end of the capacitor C127 and the b pole of the triode Q5, the capacitor C127 is connected with a resistor R16 in parallel and the other end of the capacitor C is grounded, the e pole of the transistor Q5 is grounded, the C pole of the transistor Q5 is grounded and connected with the anode of the diode D5 and with the normally closed contact of the second relay, the cathode of the diode D5 is connected with a power supply, the power supply is connected with the normally closed contact of the second relay, one end of the resistor R5 is connected with the normally closed contact of the second relay and the other end of the power supply, one end of the resistor R5 is connected with the cathode of the diode D3, the anode of the diode D3 is grounded, the cathode of the diode D3 is connected with the complex programmable logic device, the capacitor C2 is connected in parallel with a diode.

Further, a diode lightning protector D8 is connected between the positive electrode and the negative electrode of the igniter in a bridging mode.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model relates to a highly reliable remote controller, adopt MOS pipe, the mode of first relay and second relay series connection to improve the anti-vibration performance in the executor, when the executor thinks first relay or/and second relay is in breaking state, provide a bias voltage for the normally closed contact of first relay through first drive circuit, provide a bias voltage for the normally closed contact of second relay through second drive circuit, if first relay or/and second relay trouble, can lead to the normally closed contact of first relay or/and second relay to open a way, the trouble of first relay or/and second relay can be detected to the executor, the MOS pipe is controlled by the executor, complicated programmable logic device CPLD is connected to the executor, complicated programmable logic device CPLD judges all self-diagnostic signals, only when whole normal, the logic circuit in the complex programmable logic device CPLD just releases the control level control switch circuit sent by the actuator to lead the MOS tube to be conducted with the first relay, at the moment, the first relay and the second relay are just controlled by the actuator, thus avoiding the poor shock resistance caused by adopting a single relay as a switch device for remote control output and preventing the possibility of false triggering when encountering vibration.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that for those skilled in the art, other relevant drawings can be obtained according to the drawings without inventive effort, wherein:

fig. 1 is a schematic diagram of the framework of the present invention;

fig. 2 is a circuit diagram of the connection between the actuator and the complex programmable logic device CPLD of the present invention;

fig. 3 is a circuit diagram of the connection between the MOS transistor, the first relay, the second relay, the actuator, and the complex programmable logic device CPLD.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Example 1

As shown in fig. 1, the embodiment of the utility model provides a pair of highly reliable remote controller, the remote controller includes communication connection's controller and executor, the executor is connected with complicated programmable logic device CPLD, still includes MOS pipe, first relay and the second relay of establishing ties in proper order, be provided with some firearm between first relay and the second relay, the MOS pipe passes through switch circuit and is connected with the executor, complicated programmable logic device CPLD is connected with first relay through first drive circuit, complicated programmable logic device CPLD passes through the second drive circuit and is connected with the second relay.

The principle of the utility model is that: when the actuator considers that the first relay or/and the second relay is in a breaking state, a bias voltage is provided for a normally closed contact of the first relay through the first driving circuit, a bias voltage is provided for a normally closed contact of the second relay through the second driving circuit, if the first relay or/and the second relay are/is in a fault state, the normally closed contact of the first relay or/and the second relay is/are opened, the fault of the first relay or/and the second relay can be detected by the actuator, the MOS tube is controlled by the actuator, the actuator is connected with the complex programmable logic device CPLD, the complex programmable logic device CPLD judges all self-diagnosis signals, and only when all the self-diagnosis signals are normal, the logic circuit in the complex programmable logic device CPLD releases a control level control switch circuit sent by the actuator to enable the MOS tube and the first relay to control the switch circuit to enable the MOS tube and the first relay to be in a control level control mode that the actuator sends out the control level control switch circuit to enable the MOS tube and the complex programmable logic device CPLD to be connected with the complex programmable logic device CPLD, wherein the complex programmable logic device CPLD is connected with the complex programmable logic device CPLD, and the complex programmable logic device CPLD are connected with the complex programmable logic device CPLD, and the control switch circuit to enable the MOS tube to be connected to enable the switch circuit to be connected to enable the first relay to be connected to The relay switches on, and first relay and second relay just are controlled by the executor this moment, avoid adopting single relay to lead to the shock resistance relatively poor as the switching element of remote control output, prevent to meet probably false triggering when shaking. It should be noted that the controller is preferably a control chip of model number STM32F407VET6, the actuator is preferably a control chip of model number STM32F103V, and the complex programmable logic device CPLD is preferably of model number EPM240T100C 5N.

Example 2

The present embodiment provides a specific circuit.

As shown in fig. 2 and fig. 3, specifically, the switch circuit includes an NPN-type transistor Q6, a resistor R10, a resistor R14, a resistor R17, a resistor R105, and a capacitor C36, one end of the resistor R14 is connected to the CPLD, the other end of the resistor R14 is connected to one end of a capacitor C36, the capacitor C36 and the resistor R17 are connected in parallel, one end of the capacitor C36 is connected to the b-pole of the transistor Q3, the other end of the capacitor C36 is connected to the e-pole of the transistor Q3 and grounded, the C-pole of the transistor Q3 is connected to the G-pole of the MOS transistor, two ends of the resistor R10 are respectively connected to the G-pole and the S-pole of the MOS transistor, and two ends of the resistor 105 are respectively connected to the D-pole and the S-pole of the MOS transistor.

As shown in fig. 3, specifically, the first driving circuit includes an NPN-type triode Q4, a resistor R1, a resistor R2, a resistor R12, a resistor R15, a capacitor C1, a capacitor C125, a diode D1, and a diode D4, one end of the resistor R12 is connected to the complex programmable logic device CPLD, the other end of the resistor R15 is connected to one end of the capacitor C125 and the b-pole of the triode Q4, the capacitor C125 is connected in parallel to the resistor R15, the other end of the capacitor C125 is grounded, the e-pole of the triode Q4 is grounded, the C-pole of the triode Q4 is grounded and connected to the anode of the diode D4 and the normally closed contact of the first relay, the cathode of the diode D4 is connected to the power supply, the power supply is connected to the normally closed contact of the first relay, one end of the resistor R4 is connected to the normally closed contact of the first relay, the other end of the resistor R1 is connected in series, the capacitor C1 and the diode D1 are connected to the resistor R1 in parallel, and the anode of the diode D1 is connected to the ground, The cathode is connected with a complex programmable logic device CPLD.

As shown in fig. 3, specifically, the second driving circuit includes an NPN-type transistor Q5, a resistor R13, a resistor R5, a resistor R16, a capacitor C2, a capacitor C127, a diode D3, and a diode D5, one end of the resistor R13 is connected to the actuator, the other end of the resistor R13 is connected to one end of the capacitor C127 and the b-pole of the transistor Q5, the capacitor C127 is connected in parallel with the resistor R16, the other end of the capacitor Q5 is connected to ground, the C-pole of the transistor Q5 is connected to ground to the anode of the diode D5 and to the normally closed contact of the second relay, the cathode of the diode D5 is connected to a power supply, the power supply is connected to the normally closed contact of the second relay, one end of the resistor R5 is connected to the normally closed contact of the second relay, the other end of the resistor R5 is connected to the cathode of the diode D3, the anode of the diode D3 is connected to ground, the cathode of the complex programmable logic device CPLD 3 is connected to the complex programmable logic device, the capacitor C2 is connected in parallel with a diode.

As shown in fig. 3, a diode lightning protector D8 is preferably connected between the positive electrode and the negative electrode of the igniter. In implementation, the type of the diode lightning arrester D8 is SM8S 10.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, and any modifications, equivalents and improvements made by those skilled in the art within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A highly reliable remote controller characterized by: the remote controller comprises a controller and an actuator which are in communication connection, the actuator is connected with a complex programmable logic device CPLD, the remote controller further comprises an MOS tube, a first relay and a second relay which are sequentially connected in series, an igniter is arranged between the first relay and the second relay, the MOS tube is connected with the actuator through a switch circuit, the complex programmable logic device CPLD is connected with the first relay through a first driving circuit, and the complex programmable logic device CPLD is connected with the second relay through a second driving circuit.

2. A highly reliable remote controller according to claim 1, characterized in that: the switching circuit comprises an NPN type triode Q6, a resistor R10, a resistor R14, a resistor R17, a resistor R105 and a capacitor C36, one end of the resistor R14 is connected with a complex programmable logic device CPLD, the other end of the resistor R14 is connected with one end of a capacitor C36, the capacitor C36 and the resistor R17 are connected in parallel, one end of the capacitor C36 is connected with a b pole of the triode Q3, the other end of the capacitor C36 is connected with an e pole of the triode Q3 and grounded, a C pole of the triode Q3 is connected with a G pole of an MOS tube, two ends of the resistor R10 are respectively connected with the G pole and an S pole of the MOS tube, and two ends of the resistor 105 are respectively connected with the D pole and the S pole of the MOS tube.

3. A highly reliable remote controller according to claim 1, characterized in that: the first driving circuit comprises an NPN type triode Q4, a resistor R1, a resistor R2, a resistor R12, a resistor R15, a capacitor C1, a capacitor C125, a diode D1 and a diode D4, one end of the resistor R12 is connected with the complex programmable logic device CPLD, the other end is connected with one end of the capacitor C125 and the b pole of the triode Q4, the capacitor C125 is connected in parallel with the resistor R15, and the other end is grounded, the e-pole of the transistor Q4 is grounded, the c electrode of the triode Q4 is grounded and connected with the anode of the diode D4 and the normally closed contact of the first relay, the cathode of the diode D4 is connected with a power supply, the power supply is connected with the normally closed contact of the first relay, one end of the resistor R4 is connected with a normally closed contact of the first relay, the other end of the resistor R1 is connected in series, the capacitor C1 and the diode D1 are both connected with the resistor R1 in parallel, and the anode of the diode D1 is grounded, and the cathode of the diode D1 is connected with the complex programmable logic device CPLD.

4. A highly reliable remote controller according to claim 1, characterized in that: the second driving circuit comprises an NPN type triode Q5, a resistor R13, a resistor R5, a resistor R16, a capacitor C2, a capacitor C127, a diode D3 and a diode D5, wherein one end of the resistor R13 is connected with the actuator, the other end of the resistor R13 is connected with one end of the capacitor C127 and the b pole of the triode Q5, the capacitor C127 is connected with a resistor R16 in parallel and the other end of the capacitor C is grounded, the e pole of the triode Q5 is grounded, the C pole of the triode Q5 is grounded and connected with the anode of the diode D5 and with the normally closed contact of the second relay, the cathode of the diode D5 is connected with a power supply which is connected with the normally closed contact of the second relay, one end of the resistor R5 is connected with the normally closed contact of the second relay and the other end of the resistor R5 is connected with the cathode of the diode D3, the anode of the diode D3 is grounded, the cathode of the diode D3 is connected with the complex programmable logic device CPLD, the capacitor C2 is connected in parallel with a diode.

5. A highly reliable remote controller according to claim 1, characterized in that: and a diode lightning protector D8 is connected between the positive electrode and the negative electrode of the igniter in a crossing manner.