CN209162916U - Crawler-mounted excavator - Google Patents

Abstract

A kind of crawler-mounted excavator cannot lay particular stress on the technical issues of being monitored and issuing alarm in its weighting to solve existing excavator to it.It further include laying particular stress on warning device including crawler-type traveling module, the car body being mounted on above crawler-type traveling module and the excavation module being flexibly connected with the car body；Warning device is laid particular stress on to include reduction voltage circuit, microcontroller, lay particular stress on measurement module, alarm module and input module, the input terminal of the reduction voltage circuit is electrically connected with the vehicle power supply of car body, the side laid particular stress on measurement module and be mounted on the neighbouring car body for excavating module side.It is easy to install；It can monitor the weighting of crawler-mounted excavator and issue alarm when crawler-mounted excavator is laid particular stress on.

Description

Crawler-mounted excavator

Technical field

The utility model relates to excavator technical fields, and in particular to a kind of crawler-mounted excavator, preferably hydraulic hoe Excavator.

Background technique

Excavator is also known as excavator, be excavated to be higher or lower than with scraper bowl to hold the material of machine side, and be packed into haulage vehicle or It unloads to the earthmoving machinery of rickyard.Hydraulic crawler excavator is one of the important instrument of present social engineering construction, is widely used in bridge The building such as beam, road, building construction, water conservancy, harbour, according to the difference of running gear, is divided into crawler-mounted excavator, wheeled excavating Machine.With the development of the new demand and new technology of construction, the type and function of hydraulic crawler excavator are constantly perfect, in very great Cheng On degree, its development alleviates the manual labor of people, and under the premise of construction quality guarantees, also significantly shortens soil The construction time of the cubic meter of stone, improve operating efficiency.When excavator carries out digging operation on larger slope, because being dug caused by inclination Pick machine center of gravity lateral deviation, will lead to excavator and tumbles when serious.

This point shows more prominent on hydraulic backhoe, in the pick bucket backhoe soil body of excavator, the soil body Applying opposition to the pick bucket of excavator promotes excavator to pick square sheet of paper used for painting or calligraphy to sliding, and such case is more dangerous.It is constructing In the process, excavator is carried out laying particular stress on early warning being to guarantee the important measures of engineer operation safety.

Utility model content

The goal of the invention of the utility model is to provide a kind of crawler-mounted excavator, existing to solve in excavator work Excavator it cannot be laid particular stress on be monitored and its weighting when issue alarm the technical issues of.

In order to solve the above technical problems, the utility model adopts the following technical solution:

A kind of crawler-mounted excavator is designed, including crawler-type traveling module, the vehicle being mounted on above crawler-type traveling module Body and the excavation module being flexibly connected with the car body further include laying particular stress on warning device；The weighting warning device includes decompression Circuit, lays particular stress on measurement module, alarm module and input module, the input terminal of the reduction voltage circuit and the car body at microcontroller Vehicle power supply electrical connection, the output end of reduction voltage circuit is used for as the microcontroller, lays particular stress on measurement module, alarm module and defeated Enter module for power supply, the side laid particular stress on measurement module and be mounted on the neighbouring car body for excavating module side is laid particular stress on and surveyed The output end of the output end, input module of measuring module is connect with the GPIO pin signal of the microcontroller respectively, the alarm The input terminal of module is connect with the GPIO pin signal of the microcontroller.

Preferably, the crawler-mounted excavator is hydraulic pressure reverse spade-type excavator.

Preferably, the weighting measurement module includes numeric type obliquity sensor, and the numeric type obliquity sensor passes through RS485 communication module connect induction signal with the GPIO pin of the microcontroller.

Further, the number sizing obliquity sensor selects the BWS4000 high-precision dual-axis of northern micro sensing company production Numeric type obliquity sensor, the microcontroller select STM8S105 type single-chip microcontroller, and the RS485 communication module uses MAX485 Chip.

Preferably, the input module selects potentiometer, and the microcontroller selects STM8S105 type single-chip microcontroller, the electricity Position device is electrically connected with the ADC functional pin of the microcontroller.Potentiometer can input signal it is more, relative to key switch, can keep away Exempt from maloperation caused by accidentally pressing.

Preferably, the alarm module includes buzzer.

Compared with prior art, the utility model has the beneficial effects that laying particular stress on warning device and crawler-type traveling module Control system is independent from each other, and be can be avoided and is interfered with each other, easy to install；Can monitor the weighting of crawler-mounted excavator and Alarm is issued when crawler-mounted excavator is laid particular stress on.

Detailed description of the invention

Fig. 1 is a kind of schematic diagram of crawler-mounted excavator.

Fig. 2 is a kind of schematic diagram of crawler-mounted excavator in upward slope section.

Fig. 3 is a kind of schematic diagram of crawler-mounted excavator in lower slope section.

Fig. 4 is a kind of circuit diagram of reduction voltage circuit.

Fig. 5 is a kind of circuit diagram of microcontroller.

Fig. 6 is a kind of circuit diagram of RS485 module.

Fig. 7 is a kind of circuit diagram of alarm module.

Fig. 8 is a kind of circuit diagram of input module.

1- crawler-type traveling module, 2- car body, 3- excavate module, and 4- lays particular stress on measurement module.

Specific embodiment

Illustrate specific embodiment of the present utility model with reference to the accompanying drawings and examples, but following embodiment only uses It is described in detail the utility model, does not limit the scope of the utility model in any way.

Referring to Fig. 1-3, when using crawler-mounted excavator, driver can make the crawler belt of crawler-mounted excavator and smooth in ground Face corresponding to Fig. 2,3 posture, can be avoided the lateral deviation of excavator, and guarantee that crawler belt has with ground when on ramp in this way Maximum contact area, when needing to excavate side, it is only necessary to which manipulating that fuselage rotates can to side.

Embodiment 1: a kind of crawler-mounted excavator, including crawler-type traveling module 1, be mounted in crawler-type traveling module 1 The car body 2 of side and the excavation module 3 being flexibly connected with car body 2 further include laying particular stress on warning device.Crawler-mounted excavator is existing skill Art, the utility model, which is mainly set up on existing crawler-mounted excavator, to be mounted with to lay particular stress on warning device.

Warning device is laid particular stress on to include reduction voltage circuit, microcontroller, lay particular stress on measurement module, alarm module and input module.

The input terminal of the reduction voltage circuit is electrically connected with the vehicle power supply of the car body, and the output end of reduction voltage circuit is for being Microcontroller U9, measurement module 4, alarm module and input module power supply are laid particular stress on.Referring to fig. 4, reduction voltage circuit includes power supply chip, Power supply chip selects MC33063A type, since vehicle power supply is 12VDC, so the input terminal of reduction voltage circuit needs to dig with crawler type The vehicle power supply of pick machine is electrically connected, and corresponds to 12VDC, and output end VCC corresponds to 5VDC.

Referring to Fig. 5, microcontroller selects single-chip microcontroller, and it is matured product that single-chip microcontroller, which selects STM8S105 type, and stability is good, And individually connect with the control equipment of crawler-mounted excavator, improved difficulty can be reduced in this way, and avoid due to lacking to crawler belt The consideration of the control equipment entirety of formula excavator causes new technological deficiency.

Preferably, laying particular stress on measurement module 4 includes numeric type obliquity sensor, such as the production of northern micro sensing company BWS4000 high-precision dual-axis numeric type obliquity sensor, its way of output are RS485 bus, and numeric type obliquity sensor passes through RS485 communication module connect induction signal with the GPIO pin of the microcontroller.Referring to Fig. 6, RS485 communication module includes RS485 level chip selects MAX485 type.The side that measurement module 4 is mounted on the neighbouring car body 2 for excavating 3 side of module is laid particular stress on, The output end for laying particular stress on measurement module 4 is connect by RS485 communication module with the GPIO pin signal of microcontroller U9.

Alarm module includes buzzer, and the input terminal of alarm module is connect with the GPIO pin signal of microcontroller U9.Ginseng See that Fig. 7, S9012 type triode are high current type triode.It is parallel with key switch S401 in two terminals of buzzer HA, Failure or when needing, can temporarily avoid the false alarm of buzzer HA with press of key switch S401.

Referring to Fig. 8, laying particular stress on warning device can also include input module, and input module selects potentiometer, and selects RP87 Type, using sample circuit shown in Fig. 7 as input module, corresponding, the pin 24 of STM8S105 type is used as ADC functional pin It uses.In this way, potentiometer can input signal it is more, relative to key switch, be avoided that maloperation caused by accidentally pressing.

In use, built-in in the microcontroller incline with the matched early warning for laying particular stress on measurement module 4 of the type crawler-mounted excavator Angle and inclination maximum data after the power supply for starting crawler-mounted excavator, lay particular stress on warning device and start to work, lay particular stress on measurement module 4 dip angle signals for measuring weighting measurement module are transmitted to microcontroller U9 by RS485 bus, RS485 communication module, in micro-control In device U9 processed, to lay particular stress on the data that measure of measurement module 4 respectively with built-in early warning inclination data, inclination maximum comparing, When laying particular stress on the early warning inclination data built in the data < microcontroller U9 that measurement module 4 measures, buzzer is not alarmed；Work as weighting Early warning inclination data built in the data that measurement module 4 measures >=microcontroller U9, and the maximum built in < microcontroller U9 is inclined When angular data, buzzer issues three longs, and long is to issue the alarm sound of long 3s every 1s, issues 3 alarm sounds altogether；Work as weighting When inclination maximum data built in the data that measurement module 4 measures >=microcontroller U9, buzzer issues continuous minor, continuous short Sound is to issue the alarm sound of long 1s every 1s.Driver, which can according to need Manual press key switch S401, keeps buzzer short-circuit, At this moment buzzer would not alarm.Or the position by adjusting potentiometer, change the operating mode for laying particular stress on warning device.

Embodiment 2: a kind of hydraulic pressure reverse spade-type crawler-mounted excavator, including crawler-type traveling module 1, it is mounted on crawler type row It walks the car body 2 above module 1, the excavation module 3 being flexibly connected with car body 2 and excavator works and crawler travel fills for driving The transmission system set further includes laying particular stress on warning device.

Embodiment 3: a kind of hydraulic pressure reverse spade-type crawler-mounted excavator, including crawler-type traveling module 1, it is mounted on crawler type row It walks the car body 2 above module 1, the excavation module 3 being flexibly connected with car body 2 and excavator works and crawler travel fills for driving The transmission system set further includes laying particular stress on warning device.

Excavating module 3 includes that an one end is mounted on the cantilever by HYDRAULIC CONTROL SYSTEM of operating room side and is mounted on outstanding Scraper bowl on the arm other end.

Be provided in crawler-type traveling module 1 tensioning buffer gear, crawler belt, track frame, guide wheel, a plurality of thrust wheels and Sprocket wheel, tensioning buffer gear includes slide plate, positioning plate, positioning bolt, electric pushrod and the inspection for detecting crawler tensioning degree Survey module.

The utility model is described in detail above in conjunction with drawings and examples, still, the skill of technical field Art personnel, can also be to each specific in above-described embodiment it is understood that without departing from the purpose of the present invention Parameter changes, and forms multiple specific embodiments, is the common variation range of the utility model, no longer detailed one by one herein It states.

Claims (6)

1. a kind of crawler-mounted excavator, including crawler-type traveling module, the car body being mounted on above crawler-type traveling module and with The excavation module that the car body is flexibly connected, which is characterized in that further include laying particular stress on warning device；The weighting warning device includes Reduction voltage circuit, microcontroller lay particular stress on measurement module, alarm module and input module, the input terminal of the reduction voltage circuit with it is described The vehicle power supply of car body is electrically connected, and the output end of reduction voltage circuit is used for as the microcontroller, lays particular stress on measurement module, alarm module It powers with input module, the side laid particular stress on measurement module and be mounted on the neighbouring car body for excavating module side, partially The output end of remeasurement module, the output end of input module are connect with the GPIO pin signal of the microcontroller respectively, described The input terminal of alarm module is connect with the GPIO pin signal of the microcontroller.

2. crawler-mounted excavator as described in claim 1, which is characterized in that the crawler-mounted excavator is the digging of hydraulic pressure reverse spade-type Pick machine.

3. crawler-mounted excavator as claimed in claim 1 or 2, which is characterized in that the weighting measurement module includes numeric type Obliquity sensor, the numeric type obliquity sensor are corresponding with the GPIO pin of the microcontroller by RS485 communication module Signal connection.

4. crawler-mounted excavator as claimed in claim 3, which is characterized in that the micro- biography in the number sizing obliquity sensor selection north The BWS4000 high-precision dual-axis numeric type obliquity sensor of sense company production, the microcontroller select STM8S105 type monolithic Machine, the RS485 communication module use MAX485 chip.

5. crawler-mounted excavator as claimed in claim 1 or 2, which is characterized in that the input module selects potentiometer, described Microcontroller selects STM8S105 type single-chip microcontroller, and the potentiometer is electrically connected with the ADC functional pin of the microcontroller.

6. crawler-mounted excavator as claimed in claim 1 or 2, which is characterized in that the alarm module includes buzzer.