CN101936727B - Sliding intelligent clinometer integrated inductive winding machine - Google Patents

Abstract

The present invention is a sliding intelligent inclinometer integrated inductive winding machine, the sliding intelligent inclinometer integrated inductive winding machine, which is characterized in that it includes a forward and reverse motor with a self-locking function, a winding device, and a gear Clutch, cable main control circuit, non-contact rotating magnetic tank inductor and winding machine control circuit, wherein the forward and reverse motor with self-locking function is fixed on the stator shell of the winding machine, and the winding machine control circuit uses wires and The stator is connected, the winding wheel of the winder rotor is connected with the stator by a rotating bearing, the motor is connected with the winding wheel and the winding device through gears, and the winding and winding are completed synchronously, and a gear clutch is installed between the motor and the winding wheel. It is used to separate the connection between the motor and the winding wheel to realize manual winding. A non-contact rotating magnetic tank inductor is installed between the inner rotor and the stator of the winding device to conduct the electric energy and data obtained during the working process of the probe. Signal. Advantages: full-featured, small size, light weight, stable signal and power transmission.

Description

Sliding smart inclinometer integrated inductive winding machine

technical field

The invention relates to a sliding-type intelligent inclinometer integrated inductance winding machine, which belongs to the technical field of inclinometers.

Background technique

Inclinometer observation is widely used in geotechnical engineering. The conventional sliding inclinometer has no winding machine, and directly uses the human hand-held cable coating to pull the probe. Shifting, resulting in dislocation of the mark, affecting the positioning accuracy of the probe, and the outer coating layer of the wire and its length mark are prone to damage due to repeated stress. Manual measurement with hand-held cables is labor-intensive, the stability of the probe is poor, and the required stabilization time is long, and the consistency of the two measurements cannot be guaranteed. For deep holes with a depth greater than 50m and rock mass engineering with stricter deformation requirements , the defects of this method become more and more obvious. The winding machine of the previous generation sliding intelligent inclinometer (invention patent ZL 200610039483.1) is characterized in that the drive motor and the winding reel are respectively fixed on the frame, the power is transmitted by the transmission belt, and the data obtained by the probe is transmitted to the winding through the cable. The data acquisition transmitter in the disk, the control system receives data and sends out control instructions through wireless. A battery needs to be installed in the reel to power the probe. The structure of the winding machine is not compact enough, it is not suitable for field measurement and carrying, the winding process cannot be arranged regularly, the battery required for the probe work needs to be replaced regularly, and the stability of the wireless transmission signal cannot fully meet the continuity requirements of the measurement process , once the measurement process signal transmission is interrupted, the measurement process must be restarted. The practical performance of the previous generation of sliding smart inclinometers still needs to be improved.

Contents of the invention

The present invention proposes a sliding intelligent inclinometer integrated inductive winding machine, the purpose of which is to improve the practical performance of the previous generation of sliding intelligent inclinometer, overcome the above-mentioned defects existing in existing instruments, and realize field measurement When carried and operated by one person, the measurement process is automatically completed.

The technical solution of the present invention: it is characterized in that it includes a forward and reverse motor with self-locking function, a winding device, a gear clutch, a cable main control circuit, a non-contact rotating magnetic tank inductor and a winding machine control circuit, Among them, the forward and reverse motor with self-locking function is fixed on the stator shell of the winding machine, the control circuit of the winding machine is connected to the stator with wires, and the rotor winding wheel of the winding device is connected to the stator with a rotating bearing. The motor with self-locking function The forward and reverse motor is connected with the winding wheel and the winding device through the gear, and the winding and winding are completed synchronously. A gear clutch is installed between the motor and the winding wheel to separate the connection between the motor and the winding wheel and realize manual winding. A non-contact rotating magnetic tank inductor is installed between the inner rotor and the stator of the winder, which is used to conduct the electrical energy required for the probe's working process and the obtained data signals.

Advantages of the present invention: Compared with the previous generation sliding type inclinometer winding machine, this winding machine is small in size and light in weight. After adding the function of automatic cable arrangement, the wires will not be twisted, and the large-size non-contact rotating magnetic tank inductor is adopted. For power supply and signal transmission, the signal transmission is stable, and there is no need to replace the battery regularly for the probe. It integrates automatic winding, automatic wiring, power supply for the probe, output of the probe measurement data signal, automatic winding and manual function conversion.

Description of drawings

Accompanying drawing 1 is the schematic diagram of the principle structure of the sliding intelligent inclinometer integrated inductive winding machine.

Figure 2 is a control circuit diagram of the winding machine. Figure 3 is a structural diagram of the cable master controller.

1 in Figure 1 is an intelligent program control unit, 2 is an integrated inductive winding machine, and 3 is a measurement acquisition conversion module, an orifice detection device and a probe.

Detailed ways

With reference to accompanying drawing 1, it is characterized in that it includes a forward and reverse motor with self-locking function, a winding device, a gear clutch, a cable main control circuit, a non-contact rotating magnetic tank inductor and a winding machine control circuit, in which there is The forward and reverse motor with self-locking function is fixed on the stator shell of the winding machine, the control circuit of the winding machine is connected with the stator, the winding wheel of the rotor of the winding device is connected with the stator with a rotating bearing, and the front and back with self-locking function The rotating motor is connected with the winding wheel and the winding wheel through gears, and the winding and winding are completed synchronously. A gear clutch is installed between the motor and the winding wheel to separate the connection between the motor and the winding wheel and realize manual winding. A non-contact rotating magnetic tank inductor is installed between the inner rotor and the stator of the winder, which is used to conduct the electric energy required by the probe and the obtained data signal.

The winding wheel of the winding rotor rotor is embedded in the stator shell to connect the stator with the rotating bearing. The motor drives the winding wheel. When the power is off, the motor is self-locking and does not reverse to realize self-braking. The gear clutch can separate the motor and the winding wheel to convert human power. Driven, the winding wheel drives the wire arranging device to realize self-arranging wires.

The cable main control circuit, the non-contact rotating magnetic tank inductor and the winding machine control circuit form a signal, power transmission and control system. The cable main control circuit is installed in the cavity of the winding shaft, including rectification, filtering, carrier Coupling circuit, cable main control chip U1, A/D conversion chip U2, watchdog chip U4, frequency division chip U5, a group of lead wires are connected to the cable coiled on the winding shaft, and the terminal of the cable is inclined to the probe of the inclinometer Sensor connection; the non-contact rotating magnetic pot inductor consists of two

The magnetic tank is composed of a magnetic tank containing a coil. The magnetic tank is an annular cylinder with an outer diameter of 148mm, an inner diameter of 112mm, a cylinder height of 10mm, and a ring wall thickness of 18mm. A U-shaped groove is opened in the ring wall, the groove width is 10mm, and the groove depth is 6mm. , the thickness of the groove wall is 4mm, the thickness of the groove bottom is 4mm, the U-shaped slots of the two magnetic tanks are aligned without contact, and can rotate relatively freely. One magnetic tank is fixed on the inner wall of the stator shell of the winding device as a fixed magnetic tank. A primary coil is wound inside the tank, and the primary coil is connected to the signal receiving and power transmitting end of the data processing circuit of the winding machine control circuit. A secondary coil is wound, and the secondary coil is connected to the signal transmitting and energy receiving ends of the main control circuit of the cable; the control circuit of the winding machine is independent of the winding device, and is connected to the motor and the primary coil on the stator of the winding device through wires. Provide power, receive signals and issue control commands for the winding machine. The cable main control circuit transmits the data obtained by the probe to the data storage and processing part of the winding motor control circuit through the magnetic tank inductor, and the winding machine control circuit provides working power to the cable main control circuit and the probe sensor through the magnetic tank inductor. Issue control commands. The non-contact rotating magnetic tank inductor simultaneously transmits the measurement data signal of the probe tilt sensor and the electric energy required for its operation.

The function of the inclinometer probe inclination sensor (prior art) is to measure the angle between the central axis of the inclinometer tube and the ground vertical line within the range of the distance between the upper and lower guide wheels of the probe.

With reference to accompanying drawing 2, the structure of winding machine control circuit comprises motor control circuit 1 ", clock circuit 2 ", data memory 3 ", receive data processor 4 ", the main control chip 5 " of winding machine control circuit, wherein motor The control circuit 1" uses TL494 as the main control chip. This chip has PWM control function. It mainly controls the start, acceleration, deceleration, positioning and stop of the winding motor during work; the clock circuit 2" is controlled by the clock chip M41T0. Time and date, in the work of inclinometer, can let the workers know the current time well, the receiving data processor 4" is composed of band-pass filter, precision detection, Schmitt trigger and other circuits, through which the carrier wave is eliminated, Leave useful data waves, and then send the data to the main control chip 5" of the winding machine control circuit for processing and storage; the data memory 3" is composed of a chip (24c256), which is a power-down memory chip. Save the data received in the job

Save the data and export the data after the work is completed.

After the power is turned on, the motor starts and drives the winding machine to rotate. The forward and reverse motor with self-locking function is connected with the winding wheel and the winding device through the gear clutch, and the winding and winding are completed synchronously. When the length marking tinfoil ring of the non-extended cable passes the proximity switch sensor at the lower part of the cable guiding probe positioning device, the proximity switch sensor sends a control signal to the winding machine control circuit, and the motor main control chip of the winding machine control circuit controls the motor to start decelerating . When the tinfoil ring without extension cable is lifted to the proximity switch sensor on the upper part of the cable guide probe positioning measuring device, the proximity switch sensor sends a shutdown signal to the winding machine control circuit, and then the motor main control chip controls the motor to stop. The winding machine control circuit starts to record the depth of the probe and collects and stores the measurement data of the inclinometer probe. After the data collection is completed, the winding machine control circuit starts the forward and reverse motor with self-locking function again, and the motor drives the winding machine. Lift the probe, whenever the cable guide probe positioning device detects a tinfoil ring without an extended cable, the winding machine control circuit controls the motor to decelerate, stop and record the depth of the probe and collect and store the measurement data of the probe. When the probe is lifted to the orifice of the inclinometer tube, the cable guide probe positioning device detects the shutdown tinfoil ring (the height of the tinfoil ring is 5cm), the main board control circuit controls the motor to stop, and the sliding intelligent inclinometer integrated winding machine is completed. a measurement process.

This winding machine is an improved instrument of the previous generation of sliding intelligent inclinometer winding machine, which greatly improves the portability and practicability, and solves the problems of the previous generation of instruments. This instrument has been developed and formed, and the engineering application effect is good.

The probe positioning device is composed of the device body and the motor control circuit of the integrated inductive winding machine control circuit of the sliding intelligent inclinometer, wherein the motor control circuit is independent of the device body, and the device body and the motor control circuit are connected by wires Connection, the structure of the device body is a nylon cylinder with a vertical U-shaped notch, the height of the cylinder is 30cm, the outer diameter of the upper half of 15cm is 7cm, the outer diameter of the lower half of 15cm is 6cm, and the top of the device body is embedded with a cable guide Fixed pulley, two NPN proximity switch sensors for vertical arrangement are embedded in the side wall of the device body, two touch switches are embedded in the bottom of the device body, a 5-core cable interface is provided on the outer wall of the device body, and the lower half of the device body Fits into the mouth of the inclinometer catheter.

The structure of the cable main controller includes rectification, filtering, carrier coupling circuit, cable main control chip U1, A/D conversion chip U2, watchdog chip U4, frequency division chip U5, probe tilt sensor, and non-contact rotating magnetic tank The signal output/input end of the inductor is correspondingly connected to the first signal input/output end of the rectification, filtering, and carrier coupling circuit, and the second signal input/output end of the rectification, filtering, and carrier coupling circuit is connected to the first signal input/output end of the cable main control chip. The first signal output/input end is correspondingly connected, the second signal output/input end of the cable main control chip is connected with the signal input/output end of the frequency division chip correspondingly, and the third signal output/input end of the cable main control chip is connected with A The signal input/output terminals of the /D conversion chip are connected correspondingly, the first signal output terminal of the frequency division chip is connected with the signal input terminals of the rectification, filtering and carrier coupling circuit, and the second signal output terminal of the frequency division chip is connected with the A The first signal input end of the /D conversion chip is connected correspondingly, the second signal input end of the A/D conversion chip is connected correspondingly with the signal output end of the probe tilt sensor, the signal output end of the watchdog chip is connected with the cable main control chip connected to the signal input terminals. When the cable master controller is working, the alternating current delivered by the secondary coil of the non-contact rotating magnetic tank inductor is output through the rectifier circuit into positive and negative 5V direct current, which is used as the working power supply for the cable master controller 2 and the probe tilt sensor. The frequency division chip (CD4060) outputs three level voltages of different frequencies, which are respectively used as the clock signal and carrier electrical signal of the cable master chip (AT89C2051) and the A/D conversion chip (TCL7135). The role of the watchdog chip (X5045) is to prevent an infinite loop of the program, that is, the program runs away. The A/D conversion chip (TCL7135) converts the analog data signal of the probe tilt sensor 22 into a digital signal and transmits the signal to the cable main control chip (AT89C2051), and the cable main control chip (AT89C2051) processes the digital signal The TXD pin on the cable master chip (AT89C2051) is output to the carrier coupling circuit. The coupling circuit then couples the processed digital signal with radio waves of a certain frequency, and then transmits the coupled signal to the data processing circuit of the winding machine controller through the non-contact rotating magnetic tank inductor.

Claims (2)

1. sliding intelligent inclinometer integrated inductor formula winder; It is characterized in that comprising clockwise and anticlockwise motor, bobbin winoler, engagement sleeve, cable governor circuit, contactless rotation magnetic jar inductor and the winder control circuit of being with auto-lock function; Wherein the clockwise and anticlockwise motor with auto-lock function is fixed on the stator casing of bobbin winoler; The winder control circuit connects with stator with lead, and bobbin winoler rotor winding wheel connects with stator with rolling bearing, and the clockwise and anticlockwise motor of band auto-lock function is connected with reel, strand oscillator through gear; Accomplish coiling and winding displacement synchronously; Between motor and reel, engagement sleeve has been installed, has been used to separate being connected of motor and reel, realized manually coiling; Between the inner rotator of bobbin winoler and stator, contactless rotation magnetic jar inductor has been installed, has been used to conduct the electric energy of probe course of work needs and the data-signal of acquisition; Described cable governor circuit is installed in the cavity of roll; Comprise rectification, filtering, carrier wave coupled circuit; Cable main control chip (U1), A/D conversion chip (U2), watchdog chip (U4), frequency division chip (U5); The cable that coils on one of which group extension line and the roll is connected, and the terminal of cable is connected with the clinometer probe inclination sensor; Contactless rotation magnetic jar inductor is made up of two identical magnetic jars that include coil of size, and the magnetic jar is a circular cylinder, outside diameter 148mm, interior circular diameter 112mm; The high 10mm of cylinder, the thick 18mm of ring wall opens U type groove in the ring wall; Groove width 10mm, groove depth 6mm, the thick 4mm of cell wall; The thick 4mm of bottom land, the U-lag mouth of two magnetic jars aligns and does not contact, and can rotate relatively freely; A magnetic jar is fixed on bobbin winoler stator casing inwall as deciding the magnetic jar, and this is decided magnetic jar inside and is wound with primary coil, and primary coil receives with the signal of the data processing circuit of winder control circuit, the electric energy transmitting terminal links to each other; Another magnetic jar is fixed on bobbin winoler roll bucket outer wall as moving magnetic jar, is wound with secondary coil in the moving magnetic jar, and secondary coil links to each other with signal emission, the energy receiving end of cable governor circuit; The winder control circuit is independent of beyond the bobbin winoler; Be connected with primary coil with motor on the bobbin winoler stator through electric wire; For winder provides power supply, receives signal and sends steering order; To the pop one's head in data that obtain of cable governor circuit are transferred to the data storage processing part of coiling electric motor control circuit through magnetic jar inductor, and the winder control circuit provides working power and sends steering order to cable governor circuit and probe sensor through magnetic jar inductor.

2. sliding intelligent inclinometer integrated inductor formula winder according to claim 1; It is characterized in that bobbin winoler rotor winding wheel is embedded in stator casing inside and connects with stator with rolling bearing; The driven by motor reel; The motor self-locking is not reversed and is realized from brake under the off-position, and engagement sleeve can separate motor and reel converts the manpower driving to, and reel drives strand oscillator and realizes from winding displacement.

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