CN209486873U - A kind of joint alarm system that power shovel teeth falls off - Google Patents
A kind of joint alarm system that power shovel teeth falls off Download PDFInfo
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- CN209486873U CN209486873U CN201920448456.2U CN201920448456U CN209486873U CN 209486873 U CN209486873 U CN 209486873U CN 201920448456 U CN201920448456 U CN 201920448456U CN 209486873 U CN209486873 U CN 209486873U
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Abstract
The utility model discloses a kind of joint alarm systems that power shovel teeth falls off, including contactless monitoring device, contact monitoring device, warning device and control module, the warning device is phonetic alarm, the contactless monitoring device includes camera, the contact monitoring device includes pulse signal transmitter and magnet, the magnet is located at each gum for being used to install teeth on scraper bowl, the magnet, the quantity of pulse signal transmitter and teeth is multiple and identical, the control module includes microcontroller and liquid crystal display, the input of the microcontroller is terminated with pulsed signal device, the pulsed signal device and multiple pulse signal transmitters are wireless communication.The utility model structure is simple, and using contact monitoring and non-contact detecting, early warning power shovel teeth dropping situations remind construction personnel to take immediate steps to find that teeth falls off in time, avoids weight huge economic loss.
Description
Technical field
The utility model belongs to teeth and falls off early warning technology field, and in particular to a kind of joint that power shovel teeth falls off alarm
System.
Background technique
In large-scale earthwork carrying technique, power shovel loading is using most load modes, therefore the mill of power shovel dipper teeth tooth
Damage and loss also become " vulnerable part " in power shovel use process.Power shovel during loading ore, due to bolt fracture and
The fracture of teeth itself, the teeth on scraper bowl fall off frequent occurrence.Teeth and the teeth fragment of fracture are once lose, and meeting is together with mine
Stone is packed into mine car together.If cannot find in time, the teeth to fall off can be discharged into together ore crusher either skin with ore
On band transporting equipment.Teeth are very hard, once crusher can be stuck into crusher, cause crusher roller tooth and deceleration
The damage of the components such as system, will bring the catastrophic damage of crusher and belt transporting facility, bring huge economy to enterprise
Loss.
At this stage, monitoring still mainly is manually visualized by power shovel driver for the monitoring that teeth falls off.Due to opencut
The characteristics of shovel dress, it is larger to be monitored difficulty to power shovel dipper teeth tooth, can only be obtained by manual inspection and driver experience.But
It is that this not can avoid the teeth that fall off and infiltrate ore and pours into crusher.Because teeth fall off, to loss caused by crusher and
Therefore fine that mining workshop is born reaches millions of members.It is often day after the fair after occurring now to fall off, once discovery is de-
It falls and just needs to stop at once shovel dress work, mobilize a large amount of personnel, take considerable time and look for teeth.This monitoring mode efficiency
Very low and accuracy is poor, and will disperse the attention of driver.Especially in feelings of the night teeth part without effective lighting
Under condition, falling off by driver's visual monitoring teeth be cannot achieve.Therefore, nowadays lack a kind of structure it is simple, it is at low cost, set
The joint alarm system that reasonable power shovel teeth falls off is counted, is fallen off using contact monitoring and non-contact detecting, early warning power shovel teeth
Situation reminds construction personnel to take immediate steps to find that teeth falls off in time, avoids weight huge economic loss.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide a kind of power shovel
The joint alarm system that teeth falls off, simple structure and reasonable design, using contact monitoring and non-contact detecting, early warning power shovel
Teeth dropping situations remind construction personnel to take immediate steps, avoid great economy to find that teeth falls off in time
Loss.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of joint that power shovel teeth falls off
Alarm system, it is characterised in that: including the contactless monitoring device, contact monitoring device and alarm dress being mounted on power shovel
It sets, and the indoor control module of driving of power shovel is set, the warning device is phonetic alarm；
The contactless monitoring device includes the camera that head sheave side is arranged in, and the contact monitoring device includes
Pulse signal transmitter on each teeth and setting are set on scraper bowl and the transmitting pulse of control wave transmitter is believed
Number magnet, the magnet, which is located at, to be used to install at each gum of teeth on scraper bowl, the magnet, pulse signal transmitter and
The quantity of teeth is multiple and identical；
The control module includes the liquid crystal that power shovel is arranged in and drives indoor microcontroller and connects with microcontroller
Display screen, the input of the microcontroller are terminated with setting and drive indoor pulsed signal device, the pulse letter in power shovel
Number receiver and multiple pulse signal transmitters are wireless communication, and the phonetic alarm is controlled by microcontroller, institute
Camera is stated to connect with microcontroller.
A kind of above-mentioned joint alarm system that power shovel teeth falls off, it is characterised in that: the pulse signal transmitter packet
Include L24YK-TX pulse signal transmitter and magnet ring switch S1, the B1 pin and magnet ring of the L24YK-TX pulse signal transmitter
One end of switch S1 connects, and the other end ground connection of the magnet ring switch S1, the VCC of the L24YK-TX pulse signal transmitter draws
Foot connects 3.3V power output end, and the B7 pin of the L24YK-TX pulse signal transmitter divides two-way, connects all the way through resistance R1
3.3V power output end, another way connect with one end of key K1；The other end of the key K1 is grounded；The L24YK-TX arteries and veins
The B8 pin for rushing signal projector connects through the anode of resistance R2 and light emitting diode D1, and the cathode of the light emitting diode D1 connects
Ground；
The pulsed signal device includes L24YK-RX pulsed signal device, the L24YK-RX pulsed signal
The VCC pin of device connects 3.3V power output end, and the B1 pin of the L24YK-RX pulsed signal device divides two-way, all the way with it is micro-
The port I/O of controller connects, and another way connects with the anode of light emitting diode D2；The cathode of the light emitting diode D2 is through electricity
Hinder R3 ground connection；The B7 pin of the L24YK-RX pulsed signal device connects with one end of key K2, and the key K2's is another
One end ground connection, the B8 pin ground connection of the L24YK-RX pulsed signal device.
Above-mentioned a kind of joint alarm system that power shovel teeth falls off, it is characterised in that: the phonetic alarm includes core
The 1st the-the 8 pin of pin of piece ISD2560 and loudspeaker LS1, the chip I SD2560, the 9th pin, the 10th pin respectively with
The I/O pin of microcontroller connects, the 22nd pin of the chip I SD2560, the 23rd pin, the 24th pin, the 25th pin and
27th pin connects with the I/O pin of microcontroller respectively, the 14th pin of the chip I SD2560 and the one of loudspeaker LS1
End connects, and the 15th pin of the chip I SD2560 connects with the other end of loudspeaker LS1；The 12nd of the chip I SD2560
Pin and the 13rd pin are grounded, and the 16th pin of the chip I SD2560 connects with 5V power output end and connects through capacitor C12
19th pin on ground, the chip I SD2560 is grounded through capacitor C6 and resistance R3 in parallel, and the 20th of the chip I SD2560 the
The resistance R4 and capacitor C7 that pin is concatenated connect with the 21st pin of chip I SD2560, and the 26th of the chip I SD2560 is drawn
Foot ground connection, the 28th pin of the chip I SD2560 connect with 5V power output end and connect through capacitor C4 and capacitor C5 in parallel
Ground.
Above-mentioned a kind of joint alarm system that power shovel teeth falls off, it is characterised in that: the camera is taken the photograph for OV7670
As head module, WRST pin, RRST pin, VSYNC pin and the OE pin of the OV7670 camera module are and microcontroller
Device connects, and DO~D7 pin of the OV7670 camera module connects with microcontroller, the OV7670 camera module
RCLK pin, WEN pin, SCL pin and SDA pin connect with microcontroller.
Compared with the prior art, the utility model has the following advantages:
1, the utility model simple structure and reasonable design is easily installed.
2, the utility model setting contactless detection device and contact-type detection realize that the contact to teeth monitors
And non-contact detecting, can effectively early warning power shovel teeth dropping situations remind construction personnel vertical to find that teeth falls off in time
It takes measures, avoids weight huge economic loss.
3, the utility model setting camera is mounted in the head sheave of power shovel, non-contact detecting, is carried out to the image of teeth
Acquisition, and the teeth image that will test is sent to microcontroller, microcontroller control liquid crystal display shows that driver is logical
Crossing liquid crystal display can check whether teeth falls off, and driver is avoided to watch external teeth attentively, on the one hand reduce driver's
Attention, on the other hand, the teeth that avoid falling off, which are infiltrated ore and poured into, causes failure in crusher.
4, the utility model setting pulse signal transmitter, magnet and pulsed signal device realize contact detection, work as shovel
When tooth is far from gum on scraper bowl, magnet is far from pulse signal transmitter, pulse signal transmitter closure transmitting radiofrequency signal, arteries and veins
Signal receiver is rushed to receive radiofrequency signal and export high level signal to microcontroller, microcontroller receives high level signal,
Microcontroller controls phonetic alarm warning reminding, effectively adapts to night-environment, improves application environment.
In conclusion the utility model simple structure and reasonable design, using contact monitoring and non-contact detecting, early warning electricity
Teeth dropping situations are shoveled, to find that teeth falls off in time, reminds construction personnel to take immediate steps, avoids great warp
Ji loss.
Below through drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the schematic block circuit diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model
Fig. 3 is the circuit diagram of the utility model pulse signal transmitter.
Fig. 4 is the circuit diagram of the utility model pulsed signal device.
Fig. 5 is the schematic view of the mounting position of the utility model magnet.
Fig. 6 is the schematic view of the mounting position of the utility model pulse signal transmitter.
Fig. 7 is the circuit diagram of the utility model phonetic alarm.
Fig. 8 is the circuit diagram of the utility model camera.
Description of symbols:
1-head sheave；2-cameras；3-pulsed signal devices；
4-pulse signal transmitters；5-phonetic alarms；6-liquid crystal displays；
10-magnet；11-microcontrollers；12-teeth；
15-gums.
Specific embodiment
As shown in Figure 1, Figure 2, shown in Fig. 5 and Fig. 6, the utility model include the contactless monitoring device being mounted on power shovel,
Contact monitoring device and warning device, and the indoor control module of driving of power shovel is set, the warning device is language
Sound alarm 5；
The contactless monitoring device includes the camera 2 that 1 side of head sheave is arranged in, the contact monitoring device packet
The pulse signal transmitter 4 being arranged on each teeth 12 and setting are included on scraper bowl and control wave transmitter 4 emits
The magnet 10 of pulse signal, the magnet 10 are located at each gum 15 for being used to install teeth 12 on scraper bowl, the magnet 10,
The quantity of pulse signal transmitter 4 and teeth 12 is multiple and identical；
The control module includes that power shovel is arranged in drive indoor microcontroller 11 and connect with microcontroller 11
Liquid crystal display 6, the input of the microcontroller 11 are terminated with setting and drive indoor pulsed signal device 3, institute in power shovel
It states pulsed signal device 3 and multiple pulse signal transmitters 4 is wireless communication, the phonetic alarm 5 is by microcontroller
11 are controlled, and the camera 2 connects with microcontroller 11.
As shown in Figure 3 and Figure 4, in the present embodiment, the pulse signal transmitter 4 emits including L24YK-TX pulse signal
Device and magnet ring switch S1, the B1 pin of the L24YK-TX pulse signal transmitter connects with one end of magnet ring switch S1, described
The other end of magnet ring switch S1 is grounded, and the VCC pin of the L24YK-TX pulse signal transmitter meets 3.3V power output end, institute
The B7 pin for stating L24YK-TX pulse signal transmitter divides two-way, connects 3.3V power output end through resistance R1 all the way, another way with
One end of key K1 connects；The other end of the key K1 is grounded；The B8 pin of the L24YK-TX pulse signal transmitter passes through
The anode of resistance R2 and light emitting diode D1 connect, the minus earth of the light emitting diode D1；
The pulsed signal device 3 includes L24YK-RX pulsed signal device, and the L24YK-RX pulse signal connects
Receive device VCC pin connect 3.3V power output end, the B1 pin of the L24YK-RX pulsed signal device divides two-way, all the way with
The port I/O of microcontroller 11 connects, and another way connects with the anode of light emitting diode D2；The cathode of the light emitting diode D2
It is grounded through resistance R3；The B7 pin of the L24YK-RX pulsed signal device connects with one end of key K2, the key K2
The other end ground connection, the L24YK-RX pulsed signal device B8 pin ground connection.
As shown in fig. 7, the phonetic alarm 5 includes chip I SD2560 and loudspeaker LS1, the core in the present embodiment
The 1st the-the 8 pin of pin, the 9th pin, the 10th pin of piece ISD2560 connects with the I/O pin of microcontroller 11 respectively, described
The 22nd pin, the 23rd pin, the 24th pin, the 25th pin and the 27th pin of chip I SD2560 respectively with microcontroller 11
I/O pin connects, and the 14th pin of the chip I SD2560 connects with one end of loudspeaker LS1, the chip I SD2560's
15th pin connects with the other end of loudspeaker LS1；The 12nd pin and the 13rd pin of the chip I SD2560 is grounded, institute
The 16th pin for stating chip I SD2560 connects with 5V power output end and is grounded through capacitor C12, and the of the chip I SD2560
19 pins are grounded through capacitor C6 and resistance R3 in parallel, the resistance R4 and electricity that the 20th pin of the chip I SD2560 is concatenated
Hold C7 to connect with the 21st pin of chip I SD2560, the 26th pin ground connection of the chip I SD2560, the chip I SD2560
The 28th pin connect with 5V power output end and be grounded through in parallel capacitor C4 and capacitor C5.
As shown in figure 8, the camera 2 is OV7670 camera module, the OV7670 camera mould in the present embodiment
WRST pin, RRST pin, VSYNC pin and the OE pin of block connect with microcontroller 11, the OV7670 camera mould
DO~D7 pin of block connects with microcontroller 11, and RCLK pin, WEN pin, the SCL of the OV7670 camera module draw
Foot and SDA pin connect with microcontroller 11.
In the present embodiment, the microcontroller 11 is STM32F103ZET6 single-chip microcontroller, reads camera by SCCB bus
2 data sent are then forwarded to the display of liquid crystal display 6, and LCD interface electricity is provided on STM32F103ZET6 single-chip microcontroller
Road, convenient for the installation of liquid crystal display 6.
In the present embodiment, setting button K1 and key K2 are for pulse signal transmitter 4 and pulsed signal device 3
After energization, operation button K2 closed pair code, then operation button K1 is closed, light emitting diode D1 flashing, is illustrated to code success,
Into detecting state.
In the present embodiment, the resistance value of resistance R1, resistance R2 and resistance R3 are 471 ohm.
In the present embodiment, in practical connection procedure, the B1 pin of the L24YK-RX pulsed signal device divides two-way, and one
Road connects with the PA7 pin of microcontroller 11, and another way connects with the anode of light emitting diode D2；The light emitting diode D2's
Cathode is grounded through resistance R3.
In the present embodiment, multiple pulse signal transmitters 4 and a pulsed signal device 3 are set, are because of multiple arteries and veins
A pulsed signal device can be matched by rushing signal projector, by multiple pulse signal transmitters, be able to achieve on scraper bowl
The monitoring of multiple teeth.
It include BK2461 radio frequency chip in pulse signal transmitter 4 and pulsed signal device 3 in the present embodiment, it is real
Now wirelessly communicate.
In the present embodiment, in practical connection procedure, the 1st the-the 10 pin of pin of the chip I SD2560 respectively with micro-control
PE1 pin-PE9 the pin of device 11 processed connects, the 22nd pin, the 23rd pin, the 24th pin, the 25th of the chip I SD2560
Pin and the 27th pin respectively with the PE10 pin of microcontroller 11, PE11 pin, PE12 pin, PE13 pin and PE14 pin
Connect.
In the present embodiment, in practical connection procedure, the WRST pin of the OV7670 camera module, RRST pin,
VSYNC pin and OE pin connect with the PD6 pin of microcontroller 11, PG14, PA8 pin and PG15 pin respectively, described
DO~D7 pin of OV7670 camera module connects with PC1~PC7 pin of microcontroller 11 respectively, the OV7670 camera shooting
RCLK pin, WEN pin, SCL pin and the SDA pin of head module respectively with the PB4 pin of microcontroller 11, PB3 pin,
PD3 pin and PG13 pin connect.
When the utility model is used, during power shovel works, 2 pairs of camera be mounted in the head sheave 1 of power shovel are shoveled
The image of tooth 12 is acquired, and the teeth image that will test is sent to microcontroller 11, and microcontroller 11 controls liquid crystal
Display screen 6 shows that driver can check whether teeth 12 falls off by liquid crystal display 6, and driver is avoided to watch outside attentively
On the one hand teeth 12 reduces the attention of driver, on the other hand, the teeth that avoid falling off, which are infiltrated ore and poured into crusher, to be caused
Failure；
Meanwhile during power shovel work, when teeth 12 is far from gum 15 on scraper bowl, magnet 10 is opened far from magnetic red
S1, magnetic reed switch S1 closure are closed, pulse signal transmitter 4 emits radiofrequency signal, and setting is driving indoor pulsed signal
The radiofrequency signal of 3 return pulse signal transmitter 4 of device transmitting simultaneously exports high level signal, and microcontroller 11 receives high level letter
Number when microcontroller 11 control 5 warning reminding of phonetic alarm, effectively adapt to night-environment, contactless detection device and connect
Touch detection device realizes to the contact monitoring of teeth and non-contact detecting, can effectively early warning power shovel teeth dropping situations, with
Just discovery teeth falls off in time, and construction personnel is reminded to take immediate steps, and avoids weight huge economic loss.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to any simple modification to the above embodiments of the utility model technical spirit, change and equivalent structural changes, still
Belong in the protection scope of technical solutions of the utility model.
Claims (4)
1. a kind of joint alarm system that power shovel teeth falls off, it is characterised in that: including the contactless prison being mounted on power shovel
Device, contact monitoring device and warning device are surveyed, and the indoor control module of driving of power shovel is set, the alarm dress
It is set to phonetic alarm (5)；
The contactless monitoring device includes camera (2) of the setting in head sheave (1) side, the contact monitoring device packet
It includes and pulse signal transmitter (4) on each teeth (12) and setting is set on scraper bowl and control wave transmitter
(4) emit the magnet (10) of pulse signal, the magnet (10) is located at each gum for being used to install teeth (12) on scraper bowl
(15) at, the quantity of the magnet (10), pulse signal transmitter (4) and teeth (12) is multiple and identical；
The control module includes that setting drives indoor microcontroller (11) in power shovel and connects with microcontroller (11)
Liquid crystal display (6), the input of the microcontroller (11) are terminated with setting and drive indoor pulsed signal device in power shovel
(3), the pulsed signal device (3) and multiple pulse signal transmitters (4) are wireless communication, the phonetic alarm
(5) it is controlled by microcontroller (11), the camera (2) connects with microcontroller (11).
2. a kind of joint alarm system that power shovel teeth falls off described in accordance with the claim 1, it is characterised in that: the pulse letter
Number transmitter (4) includes L24YK-TX pulse signal transmitter and magnet ring switch S1, the L24YK-TX pulse signal transmitter
B1 pin connect with one end of magnet ring switch S1, the other end of magnet ring switch S1 ground connection, the L24YK-TX pulse letter
The VCC pin of number transmitter connects 3.3V power output end, and the B7 pin of the L24YK-TX pulse signal transmitter divides two-way, and one
Road connects 3.3V power output end through resistance R1, and another way connects with one end of key K1；The other end of the key K1 is grounded；Institute
The B8 pin for stating L24YK-TX pulse signal transmitter connects through the anode of resistance R2 and light emitting diode D1, the light-emitting diodes
The minus earth of pipe D1；
The pulsed signal device (3) includes L24YK-RX pulsed signal device, the L24YK-RX pulsed signal
The VCC pin of device connects 3.3V power output end, and the B1 pin of the L24YK-RX pulsed signal device divides two-way, all the way with it is micro-
The port I/O of controller (11) connects, and another way connects with the anode of light emitting diode D2；The cathode of the light emitting diode D2
It is grounded through resistance R3；The B7 pin of the L24YK-RX pulsed signal device connects with one end of key K2, the key K2
The other end ground connection, the L24YK-RX pulsed signal device B8 pin ground connection.
3. a kind of joint alarm system that power shovel teeth falls off according to claim 1 or 2, it is characterised in that: institute's predicate
Sound alarm (5) includes the 1st the-the 8 pin of pin of chip I SD2560 and loudspeaker LS1, the chip I SD2560, the 9th draws
Foot, the 10th pin connect with the I/O pin of microcontroller (11) respectively, and the 22nd pin of the chip I SD2560, the 23rd are drawn
Foot, the 24th pin, the 25th pin and the 27th pin connect with the I/O pin of microcontroller (11) respectively, the chip I SD2560
The 14th pin connect with one end of loudspeaker LS1, the other end of the 15th pin and loudspeaker LS1 of the chip I SD2560
Connect；The 12nd pin and the 13rd pin of the chip I SD2560 is grounded, the 16th pin and 5V of the chip I SD2560
Power output end connects and is grounded through capacitor C12, and the 19th pin of the chip I SD2560 is through capacitor C6 and resistance R3 in parallel
Ground connection, the 21st pin phase of resistance R4 and capacitor C7 and chip I SD2560 that the 20th pin of the chip I SD2560 is concatenated
It connects, the 26th pin ground connection of the chip I SD2560, the 28th pin of the chip I SD2560 connects with 5V power output end
And it is grounded through capacitor C4 and capacitor C5 in parallel.
4. a kind of joint alarm system that power shovel teeth falls off according to claim 1 or 2, it is characterised in that: described to take the photograph
As head (2) are OV7670 camera module, the WRST pin of the OV7670 camera module, RRST pin, VSYNC pin and
OE pin connects with microcontroller (11), DO~D7 pin of the OV7670 camera module with microcontroller (11) phase
Connect, RCLK pin, WEN pin, SCL pin and the SDA pin of the OV7670 camera module with microcontroller (11) phase
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920448456.2U CN209486873U (en) | 2019-04-04 | 2019-04-04 | A kind of joint alarm system that power shovel teeth falls off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920448456.2U CN209486873U (en) | 2019-04-04 | 2019-04-04 | A kind of joint alarm system that power shovel teeth falls off |
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| Publication Number | Publication Date |
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| CN209486873U true CN209486873U (en) | 2019-10-11 |
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ID=68135069
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| CN201920448456.2U Active CN209486873U (en) | 2019-04-04 | 2019-04-04 | A kind of joint alarm system that power shovel teeth falls off |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378564A (en) * | 2020-11-16 | 2021-02-19 | 北京航空航天大学 | Real-time fault monitoring system for space bucket teeth of mining face shovel excavator and identification method thereof |
| WO2023160729A1 (en) * | 2022-02-23 | 2023-08-31 | 山西建志机电设备有限公司 | Device for monitoring loss of bucket tooth tip, and bucket tooth tip |
-
2019
- 2019-04-04 CN CN201920448456.2U patent/CN209486873U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378564A (en) * | 2020-11-16 | 2021-02-19 | 北京航空航天大学 | Real-time fault monitoring system for space bucket teeth of mining face shovel excavator and identification method thereof |
| CN112378564B (en) * | 2020-11-16 | 2022-05-13 | 北京航空航天大学 | Real-time fault monitoring system for space bucket teeth of mining face shovel excavator and identification method thereof |
| WO2023160729A1 (en) * | 2022-02-23 | 2023-08-31 | 山西建志机电设备有限公司 | Device for monitoring loss of bucket tooth tip, and bucket tooth tip |
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