CN212208072U

CN212208072U - Synchronous push rod

Info

Publication number: CN212208072U
Application number: CN202021484364.9U
Authority: CN
Inventors: 孙子军; 阚清华
Original assignee: Wuxi Hongba Mechanical And Electrical Equipment Co ltd
Current assignee: Wuxi Hongba Electromechanical Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2020-12-22
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a synchronous push rod, including a plurality of push rod, a plurality of push rod can distribute wantonly, the inner chamber of every push rod all is equipped with the control panel, the inner chamber of every control panel all is equipped with MCU, the right-hand member face of every control panel all is equipped with the push rod interface, every MCU's signal input port department all is connected with waveform shaping circuit and low pass filter circuit, every waveform shaping circuit's signal input port department all is connected with band pass filter circuit, every low pass filter circuit's signal input port department all is connected with the current detection circuit, every current detection circuit's signal input port department all is connected with the MOS regulator circuit, every MCU's signal output port all is connected with MOS drive. The utility model discloses can make a plurality of push rods reach within range with speed, a position flexible at the communication, can arrange wantonly at the within range that the communication reaches, the flexibility is very high, can increase and decrease the quantity of synchronous push rod wantonly in a communication network.

Description

Synchronous push rod

Technical Field

The utility model relates to a synchronous push rod correlation technique field specifically is synchronous push rod.

Background

At present, push rods are inconvenient to stretch at the same speed and the same position in a communication range, remote control modes such as upper computer control and mobile phone control cannot be realized, the push rods cannot be randomly arranged in the communication range, the flexibility is not high, the number of the synchronous push rods cannot be increased or decreased randomly in a communication network under the condition that the communication speed is allowed, and therefore the synchronous push rods are inconvenient to design and produce, and the problems are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a synchronous push rod to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: synchronous push rod, including a plurality of push rod, a plurality of but push rod random distribution, every the inner chamber of push rod all is equipped with the control panel, every all be equipped with MCU on the control panel, every the right-hand member face of control panel all is equipped with the push rod interface, every MCU's signal input part all is connected with wave shaping circuit and low pass filter circuit, every wave shaping circuit's signal input part all is connected with band-pass filter circuit, every low pass filter circuit's signal input part all is connected with current detection circuit, every current detection circuit's signal input part all is connected with MOS regulator circuit, every MCU's signal output part all is connected with MOS drive circuit, every MOS drive circuit's signal output part all is connected with every MOS regulator circuit's signal input part mouth, every MOS regulator circuit's signal output part all is through wire and every push rod interface connection.

Preferably, each push rod interface is an RS485 interface.

Preferably, the waveform shaping circuit, the low-pass filter circuit, the band-pass filter circuit, the current detection circuit, the MOS voltage regulating circuit and the MOS drive circuit are all fixedly installed on the internal control board.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a synchronous push rod can make a plurality of push rods reach within range with speed, the same position is flexible at the communication, can easily realize remote control modes such as upper computer control, cell-phone control.

2. The utility model discloses, can arrange wantonly at the within range that the communication reaches, the flexibility is very high, under the condition that communication rate allows, can increase and decrease the quantity of synchronous push rod wantonly in a communication network.

Drawings

FIG. 1 is an exploded view of the structure of an embodiment of the present invention;

fig. 2 is a structural block diagram of the working principle of the embodiment of the present invention.

In the figure: 1. a push rod; 11. a push rod interface; 12. a control panel; 2. a waveform shaping circuit; 3. a band-pass filter circuit; 4. a current detection circuit; 5. a low-pass filter circuit; 6. a MOS voltage regulating circuit; 7. a MOS drive circuit; 8. and (6) an MCU.

Detailed Description

In order to facilitate the use, the embodiment of the utility model provides a synchronous push rod. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, the present embodiment provides a synchronous push rod, including a plurality of push rods 1, the plurality of push rods 1 can be distributed at will, a control board 12 is disposed in an inner cavity of each push rod 1, an MCU 8 is disposed on each control board 12, a push rod interface 11 is disposed on a right end face of each control board 12, a signal input port of each MCU 8 is connected to a waveform shaping circuit 2 and a low pass filter circuit 5, a signal input port of each waveform shaping circuit 2 is connected to a band pass filter circuit 3, a signal input port of each low pass filter circuit 5 is connected to a current detection circuit 4, a signal input port of each current detection circuit 4 is connected to an MOS regulator circuit 6, a signal output port of each MCU 8 is connected to an MOS driver circuit 7, a signal output port of each MOS driver circuit 7 is connected to a signal input port of each MOS regulator circuit 6, and the signal output port of each MOS voltage regulating circuit 6 is connected with each push rod interface 11 through a lead.

Each push rod interface 11 is an RS485 interface and carries out information transmission through a half-duplex 485 network.

The waveform shaping circuit 2, the low-pass filter circuit 5, the band-pass filter circuit 3, the current detection circuit 4, the MOS voltage regulation circuit 6 and the MOS drive circuit 7 are all fixedly arranged on an internal control board 12.

In the embodiment, one of the push rods 1 is a main push rod, the other push rods are slave push rods, the main push rod sends the current speed and position, and the slave push rods keep consistent with the speed and position of the main push rod under the control of the MOS voltage regulating circuit 6 of the slave push rod after receiving the information of the main push rod; the main push rod sends a frame of data at regular intervals, and the frame of data is called a heartbeat packet; the heartbeat packet consists of three parts: the command number and the control command of the slave push rod and the current operation data and state data of the master push rod; wherein, the running state is the stretching, shrinking and stopping of the push rod 1, and the state data is the rotating speed of the motor and the accumulation of rotating speed signals; after receiving the heartbeat packet, other push rods 1 in the network firstly make the current running data and state data of the push rods consistent with the current running data and state data of the push rods through the MCU 8, and then judge whether the tokens of the push rods are consistent with the tokens in the heartbeat packet or not; if the token is consistent with the operation data, the token, the operation data and the state data of the push rod 1 form an information packet and send the information packet back to the main push rod; if not, waiting; if the main push rod cannot receive the returned information packet within a certain time after the heartbeat packet is sent out, the slave push rod is considered to be in error; if the returned information packet is wrong, the slave push rod is considered to be wrong; if the data in the returned information packet does not conform to the routine, such as the accumulated deviation of the rotating speed signal is too large, the rotating speed signal does not exist during stretching, and the like, the slave push rod is considered to be in error;

in addition, a rotating speed signal is formed by counting the internal frequency of the MCU 8, the rotating speed signal is compared with a preset rotating speed to calculate a current PWM value, and the PWM value is finally reflected on the motor driving voltage through the MOS driving circuit 7, so that the rotating speed of the motor is changed to reach the preset rotating speed; the utility model discloses can make a plurality of push rods 1 reach within range with speed, a position flexible at the communication, can easily realize remote control modes such as host computer control, cell-phone control, can arrange wantonly at the within range that the communication reaches, the flexibility is very high, under the circumstances that communication rate allows, can increase and decrease the quantity of synchronous push rod 1 wantonly in a communication network.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Synchronous push rod, including a plurality of push rod (1), its characterized in that: a plurality of push rod (1) can distribute wantonly, every the inner chamber of push rod (1) all is equipped with control panel (12), every all be equipped with MCU (8) on control panel (12), every the right-hand member face of control panel (12) all is equipped with push rod interface (11), every the signal input part of MCU (8) all is connected with wave shaping circuit (2) and low pass filter circuit (5), every the signal input part of wave shaping circuit (2) all is connected with band-pass filter circuit (3), every the signal input part of low pass filter circuit (5) all is connected with current detection circuit (4), every the signal input part of current detection circuit (4) all is connected with MOS regulator circuit (6), every the signal output part of MCU (8) all is connected with MOS drive circuit (7), every the signal output part of MOS drive circuit (7) all links to each other with the signal input part of every MOS regulator circuit (6) the signal input part of signal output part of MOS drive circuit (7) And the signal output port of each MOS voltage regulating circuit (6) is connected with each push rod interface (11) through a lead.

2. The synchronized handspike of claim 1, wherein: each push rod interface (11) is an RS485 interface.

3. The synchronized handspike of claim 2, wherein: the waveform shaping circuit (2), the low-pass filter circuit (5), the band-pass filter circuit (3), the current detection circuit (4), the MOS voltage regulation circuit (6) and the MOS drive circuit (7) are all fixedly mounted on the internal control panel (12).