WO2019214050A1 - 一种智能环保钻头 - Google Patents

一种智能环保钻头 Download PDF

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Publication number
WO2019214050A1
WO2019214050A1 PCT/CN2018/095257 CN2018095257W WO2019214050A1 WO 2019214050 A1 WO2019214050 A1 WO 2019214050A1 CN 2018095257 W CN2018095257 W CN 2018095257W WO 2019214050 A1 WO2019214050 A1 WO 2019214050A1
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WO
WIPO (PCT)
Prior art keywords
drill
disposed
water tank
cooling water
air compressor
Prior art date
Application number
PCT/CN2018/095257
Other languages
English (en)
French (fr)
Inventor
乔巍
冯臻
傅敏燕
钱燕
黄世新
韦志强
Original Assignee
无锡职业技术学院
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 无锡职业技术学院 filed Critical 无锡职业技术学院
Publication of WO2019214050A1 publication Critical patent/WO2019214050A1/zh

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/61—Drill bits characterised by conduits or nozzles for drilling fluids characterised by the nozzle structure
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/14—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/30—Assessment of water resources

Definitions

  • the invention relates to the technical field of drill bits, in particular to a smart environmental protection drill bit.
  • Commonly used drill bits mainly include twist drills, flat drills, center drills, deep hole drills and nest drills.
  • the drill bit rotates with the vertical axis and moves axially.
  • the soil is cut by the torque and axial force of the drill bit, and is loosened under the action of the working blade's extrusion and centrifugal force, forming a soil flow pressure to the pit wall and elevating along the page to the surface.
  • the soil flow moves to the block where there is no pit wall, the ground soil is thrown around the pit due to the centrifugal force, and the pitting process is completed.
  • the existing drill bit has the following problems: the nozzle is mounted on the drill holder, and the nozzle for long-term vibration and screw connection is easy to loose; the water tank and the air compressor occupy a large space.
  • a smart environmental protection drill bit comprising a drill bit, a transmitter, a drill sleeve, a nozzle assembly, a cooling water tank, an air compressor, a receiver, a control circuit, a receiver installed in the cab, a drill bit disposed below the drill sleeve, and a drill sleeve
  • a transmitter is disposed at a position below the circumferential surface, and a drill holder is disposed above the drill sleeve.
  • a connection bracket is disposed above the drill holder, and a nozzle assembly is disposed on both sides of the drill holder away from the drill sleeve, and the connection is installed.
  • An air pipe is disposed at a middle position of one side of the circumferential surface of the frame, and a water pipe is disposed below the air pipe, the cooling water tank is installed in the control room of the excavator, and an air compressor is disposed at an upper end of the cooling water tank, and a water tank is disposed at the other end of the cooling water tank a cover, and a flow control valve is disposed on a side of the cooling water tank, an air control valve is disposed on a side of the air compressor away from the water tank cover, and a rubber pad is disposed under the air compressor, and the air compressor and the cooling water tank are disposed
  • the bracket is connected;
  • the nozzle assembly includes a screw connector, a nozzle body, a snap ring, a shifting post, a post box, a spring, a post, a sealing ring, a threaded connector is disposed above the main body of the nozzle, and a snap ring is disposed on a circumferential surface of one end of the nozzle
  • the control circuit includes a power supply VCC, a voltage comparator LM111, an adjustable resistor RP, a resistor R1 ⁇ R2, a capacitor C1, a flip-flop FF1, a flip-flop FF2, a transistor Q1, a capacitor C2, a crystal diode D1, a relay K, and an alarm BELL.
  • the non-inverting input terminal P3 of the voltage comparator LM111 is connected to the signal output end of the receiver JS, and the inverting input terminal P2 of the voltage comparator LM111 is connected to the adjustable resistor RP, the P4 pin of the voltage comparator LM111 is grounded, and the voltage comparator
  • the output terminal P7 of the LM111 is connected to one end of the resistor R1 and one end of the resistor R2, and the other end of the resistor R2 is connected to the input end of the flip-flop FF1, and is grounded via the capacitor C1, the flip-flop FF2 is connected in series with the flip-flop FF1, and the flip-flop The output end of FF2 is connected to the base of the transistor Q1.
  • the collector of the transistor Q1 is connected to one end of the capacitor C2, one end of the crystal diode D1 and one end of the relay K.
  • the capacitor C2, the crystal diode D1 and the relay K are connected in parallel, and the common output is The end is connected to one end of the alarm BELL, and the other end of the alarm BELL is connected to the emitter of the transistor Q1.
  • the air control valve and the air compressor are connected between the air control valve and the connection mounting bracket through the air pipe.
  • a flow pipe is connected between the flow control valve and the cooling water tank and between the flow control valve and the connection mounting bracket.
  • the water tank cover and the cooling water tank are fixedly connected by a snap.
  • the threaded joint is connected to the drill stand by a threaded engagement.
  • the dial column is provided with a groove corresponding to the lower surface of the cartridge box, and the dial column is embedded inside the groove.
  • the smart environmental protection drill bit disclosed in the present application locks the snap ring by designing the nozzle assembly and the post against the snap ring under the action of the spring, and prevents the screw joint from loosening due to vibration during the operation of the drill bit, thereby ensuring the between the main body of the sprinkler and the drill holder.
  • the stable connection also prevents the drill bit from loosening; by installing the air compressor above the cooling water tank, a rubber pad is designed between the air compressor and the cooling water tank, and the rubber pad reduces the vibration of the air compressor, reduces noise, and saves space;
  • the mechanical structure of the intelligent environmental protection drill bit provided by the invention has a single control circuit, the control circuit is designed reasonably and easy to operate, the environmental pollution of the excavator or the drilling machine during work is effectively reduced, and the common excavation during the operation of the excavator or the drilling machine can be avoided.
  • the phenomenon of metal pipes in existing equipment reduces unnecessary losses; the service life of drills is extended by spray cooling, which has great promotion value in the current construction.
  • Figure 1 is a schematic view of the structure of the present invention.
  • FIG. 2 is a schematic view showing the structure of A in FIG. 1 of the present invention.
  • FIG. 3 is a schematic diagram of the control circuit of the present invention.
  • a smart environmental protection drill bit including a drill bit 1, a transmitter 2, a drill sleeve 3, a nozzle assembly 4, a cooling water tank 8, an air compressor 9, a receiver, and a control circuit
  • the receiver is installed in the cab, and the drill bit 1 is disposed below the drill sleeve 3, and the emitter 2 is disposed at a position on the side of the circumferential surface of the drill sleeve 3, and the drill holder 31 is disposed above the drill sleeve 3.
  • a mounting bracket 5 is disposed above the frame 31, and a nozzle assembly 4 is disposed on both sides of the drill frame 31 away from the drill sleeve 3.
  • the air pipe 7 is disposed at an intermediate position of the circumferential surface of the connecting bracket 5, and the air pipe 7 is disposed.
  • a water pipe 6 is disposed below, the cooling water tank 8 is installed in the control room of the excavator, and the upper end of the cooling water tank 8 is provided with an air compressor 9, and the other end of the cooling water tank 8 is provided with a water tank cover 82, a water tank cover 82 and a cooling water tank.
  • the mounting brackets 5 are connected by a water pipe 6, and the air compressor 9 is disposed away from the water tank cover 82 with an air control valve 91, an air control valve 91 and an air compressor 9, and an air control valve 91 and a connection mounting bracket 5.
  • the nozzle assembly 4 is connected to the air pipe 7 for spraying water mist, and a rubber pad 92 is disposed under the air compressor 9, and a bracket 81 is connected between the air compressor 9 and the cooling water tank 8; the nozzle assembly 4 includes a screw connector.
  • a screw connector 41 the screw connector 41 and the drill holder 31 is connected by a threaded engagement, and a circumferential surface of one end of the nozzle body 42 near the threaded joint 41 is provided with a snap ring 43.
  • a sealing ring 48 is disposed above the threaded joint 41, and the snap ring 43 is disposed adjacent to the side of the drill sleeve 3.
  • the inside of the cartridge case 45 is provided with a post 47 near the end of the snap ring 43, and the other end of the cartridge case 45 is provided with a spring 46.
  • the lower end of the post 47 is disposed near one end of the spring 46. Move the column 44, and move the column 44 corresponding to the post
  • the lower surface of 45 is provided with a groove, and the dial column 44 is embedded inside the groove to enable the dial column 44 to move;
  • the control circuit includes a power supply VCC, a voltage comparator LM111, an adjustable resistor RP, a resistor R1 ⁇ R2, and a capacitor.
  • the inverting input terminal P2 of the LM111 is connected to the adjustable resistor RP, the P4 pin of the voltage comparator LM111 is grounded, and the output terminal P7 of the voltage comparator LM111 is connected to one end of the resistor R1 and one end of the resistor R2, and the other end of the resistor R2 Connected to the input terminal of the flip-flop FF1, and grounded via the capacitor C1, the flip-flop FF2 is connected in series with the flip-flop FF1, and the output end of the flip-flop FF2 is connected to the base of the transistor Q1, and the collector and the capacitor C2 of the transistor Q1 One end, one end of the crystal diode D1 and one end of the relay K are connected, the capacitor C2, the crystal diode D1 and the relay K are connected in parallel, and the common output end is connected with one end of the alarm BELL, and the alarm BELL is another Emitter and the transistor Q1 is connected.
  • the transmitter 2 is a known technology widely used in daily life, and the model selected in this embodiment is AU5780AD-T.
  • the receiver is a known technology widely used in daily life, and the model selected in this embodiment is AU5780AD-R.
  • the relay K is a known technology widely used in daily life, and the model selected in this embodiment is CD4098.
  • the alarm BELL is a known technology widely used in daily life, and the 0.8W and YD15L type electric speakers are selected in this embodiment.
  • the resistor R1 and the resistor R2 are known technologies that have been widely used in daily life, and the model selected in this embodiment is RT11.
  • the capacitor C1 and the capacitor C2 are known technologies widely used in daily life.
  • the capacitor C1 uses an electrolytic capacitor
  • the capacitor C2 uses a ceramic capacitor.
  • the nozzle body 42 When the nozzle body 42 is installed, the nozzle body 42 is operated to mount the screw connector 41 in the corresponding threaded hole on the screw connector 41, and the column 44 is moved away from the nozzle body 42. After the nozzle body 42 is mounted, the dialing body is loosened. The moving column 44, the post 47 is pressed against the snap ring 43, designed to be energized, the water pump 9 and the water pump in the cooling water tank 8 are operated, and the flow control valve 83 and the air control valve 91 respectively control the air pressure and the cooling water flow, and the minute liquid is mixed therein.
  • the transmitter 2 transmits radio waves to the ground. If there is no metal pipe, the receiver outputs a high level.
  • the potential of the P3 pin of the voltage comparator LM111 is greater than the potential of the P2 pin of the voltage comparator LM111, and the P7 pin of the voltage comparator LM111 outputs a low voltage.
  • the waveform is shaped by two-stage Schmitt trigger, the transistor Q1 is in the off state, the relay does not operate, the alarm BELL does not alarm; when the emitted radio wave touches the metal pipe, the receiver JS receives this signal and outputs Low level, the voltage comparator LM111's P3 pin potential is less than the P2 pin potential of the voltage comparator LM111, the voltage comparator LM111's P7 pin outputs a high level, the waveform is shaped by the flip-flops FF1 and FF2, and the transistor Q1 is saturated. , relay action, alarm BELL alarm.
  • the resistance of the adjustable resistor RP the detection distance of the detector is adjusted according to the user's requirements.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)

Abstract

一种智能环保钻头，包括钻头（1）、发射器（2）、钻头套（3）、喷头组件（4）、冷却水箱（8）、空气压缩机（9）、接收器、控制电路，接收器安装在驾驶室内，钻头套（3）的下方设置有钻头（1），且钻头套（3）的圆周表面一侧偏下位置设置有发射器（2），钻头套（3）的上方设置有钻头架（31），钻头架（31）的上方设置有连接安装架（5），且钻头架（31）的下方远离钻头套（3）的两侧均设置有喷头组件（4），通过设计了喷头组件（4），卡柱（47）在弹簧（46）作用下抵住卡环（43），将卡环（43）锁死；将空气压缩机（9）安装在冷却水箱（8）的上方，空气压缩机（9）与冷却水箱（8）之间设计了橡胶垫（92）。

Description

一种智能环保钻头 技术领域
本发明涉及钻头技术领域，尤其是一种智能环保钻头。
 背景技术
在进行道路兴建、扩建工程和实施道路改造及拆迁施工的过程中，总会遇到在开挖道路时将敷设于地底下的煤气管、水管、电缆线等挖断的难题，钻头是用以在实体材料上钻削出通孔或盲孔，并能对已有的孔扩孔的刀具。常用的钻头主要有麻花钻、扁钻、中心钻、深孔钻和套料钻。挖坑作业时，钻头随立轴旋转，同时作轴向移动。土壤在钻头的扭矩和轴向力作用下被切削，在工作叶片的挤压和离心力作用下被松碎，形成土流压向坑壁，同时沿页面升运到地表。当土流运动到无坑壁阻挡处时，由于离心力作用碎土被抛到坑的周围，完成挖坑过程。
 技术问题
现有的钻头存在以下问题：喷头安装在钻头架上，长时间的振动螺纹连接的喷头容易松脱；水箱和空气压缩机占用空间大。
 技术解决方案
一种智能环保钻头，包括钻头、发射器、钻头套、喷头组件、冷却水箱、空气压缩机、接收器、控制电路，接收器安装在驾驶室内，钻头套的下方设置有钻头，且钻头套的圆周表面一侧偏下位置设置有发射器，钻头套的上方设置有钻头架，钻头架的上方设置有连接安装架，且钻头架的下方远离钻头套的两侧均设置有喷头组件，连接安装架的圆周表面一侧中间位置设置有气管，气管的下方设置有水管，冷却水箱安装在挖机的控制室内，且冷却水箱的上方一端设置有空气压缩机，冷却水箱的上方另一端设置有水箱盖，且冷却水箱的一侧偏上位置设置有流量控制阀，空气压缩机远离水箱盖的一侧设置有空气控制阀，且空气压缩机的下方设置有橡胶垫，空气压缩机与冷却水箱之间连接有支架；喷头组件包括螺纹连接头、喷头主体、卡环、拨动柱、卡柱盒、弹簧、卡柱、密封环，喷头主体的上方设置有螺纹连接头，且喷头主体靠近螺纹连接头的一端圆周表面设置有卡环，螺纹连接头的上方设置有密封环，卡环靠近钻头套的一侧设置有卡柱盒，卡柱盒的内部靠近卡环的一端设置有卡柱，且卡柱盒的内部另一端设置有弹簧，卡柱的下方靠近弹簧的一端设置有拨动柱；
控制电路包括电源VCC、电压比较器LM111、可调电阻RP、电阻R1~R2、电容C1、触发器FF1、触发器FF2、晶体三极管Q1、电容C2、晶体二极管D1、继电器K和报警器BELL，电压比较器LM111的同相输入端P3与接收器JS的信号输出端相连，且电压比较器LM111的反相输入端P2与可调电阻RP相连，电压比较器LM111的P4脚接地，且电压比较器LM111的输出端P7与电阻R1的一端以及电阻R2的一端相连，电阻R2的另一端与触发器FF1的输入端相连，并经电容C1接地，触发器FF2与触发器FF1相串联，且触发器FF2的输出端与晶体三极管Q1的基极相连，晶体三极管Q1的集电极与电容C2的一端、晶体二极管D1一端以及继电器K一端相连，电容C2、晶体二极管D1以及继电器K相并联，其共同输出端与报警器BELL的一端相连，报警器BELL的另一端与晶体三极管Q1的发射极相连。
优选的，空气控制阀与空气压缩机之间和空气控制阀与连接安装架之间通过气管连接。
优选的，流量控制阀与冷却水箱之间和流量控制阀与连接安装架之间通过水管连接。
优选的，水箱盖与冷却水箱之间通过卡扣固定连接。
优选的，螺纹连接头与钻头架之间通过螺纹啮合连接。
优选的，拨动柱对应卡柱盒的下表面设置有沟槽，且拨动柱嵌入在沟槽内部。
 有益效果
本申请公开的智能环保钻头通过设计喷头组件、卡柱在弹簧作用下抵住卡环，将卡环锁死，防止螺纹连接头在钻头工作时因振动松脱，保证喷头主体与钻头架之间的稳定连接，还防止钻头松脱；通过将空气压缩机安装在冷却水箱的上方，空气压缩机与冷却水箱之间设计了橡胶垫，橡胶垫减轻空气压缩机的振动，降低噪音，节省空间；本发明提供的智能环保钻头的机械结构接单，控制电路设计合理、易操作，有效地减少了挖机或钻机在工作时的环境污染，同时可以避免在挖机或钻机工作时常见的挖断现有设备金属管道的现象，减少了不必要的损失；通过喷雾冷却延长钻头的使用寿命，在现在的施工中具有很大的推广价值。
 附图说明
图1为本发明的结构示意图。
图2为本发明图1中A处结构示意图。
图3为本发明的控制电路原理图。
图中：1、钻头；2、发射器；3、钻头套；31、钻头架；4、喷头组件；41、螺纹连接头；42、喷头主体；43、卡环；44、拨动柱；45、卡柱盒；46、弹簧；47、卡柱；48、密封环；5、连接安装架；6、水管；7、气管；8、冷却水箱；81、支架；82、水箱盖；83、流量控制阀；9、空气压缩机；91、空气控制阀；92、橡胶垫。
 本发明的实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
请参阅图1-3，本发明提供以下技术方案：一种智能环保钻头，包括钻头1、发射器2、钻头套3、喷头组件4、冷却水箱8、空气压缩机9、接收器、控制电路，所述接收器安装在驾驶室内，钻头套3的下方设置有钻头1，且钻头套3的圆周表面一侧偏下位置设置有发射器2，钻头套3的上方设置有钻头架31，钻头架31的上方设置有连接安装架5，且钻头架31的下方远离钻头套3的两侧均设置有喷头组件4，连接安装架5的圆周表面一侧中间位置设置有气管7，气管7的下方设置有水管6，冷却水箱8安装在挖机的控制室内，且冷却水箱8的上方一端设置有空气压缩机9，冷却水箱8的上方另一端设置有水箱盖82，水箱盖82与冷却水箱8之间通过卡扣固定连接，为了方便加水或者检修，且冷却水箱8的一侧偏上位置设置有流量控制阀83，流量控制阀83与冷却水箱8之间和流量控制阀83与连接安装架5之间通过水管6连接，空气压缩机9远离水箱盖82的一侧设置有空气控制阀91，空气控制阀91与空气压缩机9之间和空气控制阀91与连接安装架5之间通过气管7连接，为了喷头组件4能够喷水雾，且空气压缩机9的下方设置有橡胶垫92，空气压缩机9与冷却水箱8之间连接有支架81；喷头组件4包括螺纹连接头41、喷头主体42、卡环43、拨动柱44、卡柱盒45、弹簧46、卡柱47、密封环48，喷头主体42的上方设置有螺纹连接头41，螺纹连接头41与钻头架31之间通过螺纹啮合连接，且喷头主体42靠近螺纹连接头41的一端圆周表面设置有卡环43，螺纹连接头41的上方设置有密封环48，卡环43靠近钻头套3的一侧设置有卡柱盒45，卡柱盒45的内部靠近卡环43的一端设置有卡柱47，且卡柱盒45的内部另一端设置有弹簧46，卡柱47的下方靠近弹簧46的一端设置有拨动柱44，拨动柱44对应卡柱盒45的下表面设置有沟槽，且拨动柱44嵌入在沟槽内部，使拨动柱44能够移动；控制电路包括电源VCC、电压比较器LM111、可调电阻RP、电阻R1~R2、电容C1、触发器FF1、触发器FF2、晶体三极管Q1、电容C2、晶体二极管D1、继电器K和报警器BELL，电压比较器LM111的同相输入端P3与接收器JS的信号输出端相连，且电压比较器LM111的反相输入端P2与可调电阻RP相连，电压比较器LM111的P4脚接地，且电压比较器LM111的输出端P7与电阻R1的一端以及电阻R2的一端相连，电阻R2的另一端与触发器FF1的输入端相连，并经电容C1接地，触发器FF2与触发器FF1相串联，且触发器FF2的输出端与晶体三极管Q1的基极相连，晶体三极管Q1的集电极与电容C2的一端、晶体二极管D1一端以及继电器K一端相连，电容C2、晶体二极管D1以及继电器K相并联，其共同输出端与报警器BELL的一端相连，报警器BELL的另一端与晶体三极管Q1的发射极相连。
其中，发射器2为已经公开的广泛运用于日常生活的已知技术，本实施例选用的型号为AU5780AD-T。
其中，接收器为已经公开的广泛运用于日常生活的已知技术，本实施例选用的型号为AU5780AD-R。
其中，继电器K为已经公开的广泛运用于日常生活的已知技术，本实施例选用的型号为CD4098。
其中，报警器BELL为已经公开的广泛运用于日常生活的已知技术，本实施例选用0.8W、YD15L型的电动扬声器。
其中，电阻R1和电阻R2为已经公开的广泛运用于日常生活的已知技术，本实施例选用的型号为RT11。
其中，电容C1和电容C2为已经公开的广泛运用于日常生活的已知技术，本实施例电容C1采用电解电容，电容C2采用瓷片电容。
本申请公开的智能环保钻钻头的工作原理及使用流程为：
安装喷头主体42时，操作喷头主体42将螺纹连接头41安装在螺纹连接头41上对应螺纹孔内，并向远离喷头主体42的方向拨动柱44，安装好喷头主体42后，松开拨动柱44，卡柱47抵住卡环43，设计通电，空气压缩机9和冷却水箱8内的水泵运行，流量控制阀83和空气控制阀91分别控制空气压力和冷却水流量，微量液体混入压力气流中，形成雾状的气液两相流体，喷雾冷却形成的两相流体喷射到钻头区时，有较高的速度，动能较大，因此渗透能力较强，通过喷雾产生射流，喷射到钻头1工作区，使钻头1得到充分除灰和冷却。
发射器2向地面发射无线电波，如果未有金属管道则接收器输出高电平，电压比较器LM111的P3脚电位大于电压比较器LM111的P2脚电位，电压比较器LM111的P7脚输出低电平，经两级施密特触发器对波形整形，晶体三极管Q1处于截止状态，继电器不动作，报警器BELL不报警；当发射的无线电波触及金属管道时，接收器JS接收到这个信号后输出低电平，电压比较器LM111的P3脚电位小于电压比较器LM111的P2脚电位，电压比较器LM111的P7脚输出高电平，经触发器FF1和FF2对波形整形，晶体三极管Q1处于饱和状态，继电器动作，报警器BELL报警。通过调整可调电阻RP的阻值来根据用户的要求自行进行调整检测器的检测距离。
尽管已经示出和描述了本申请的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。

Claims (6)

  1. 一种智能环保钻头，包括钻头、发射器、钻头套、喷头组件、冷却水箱、空气压缩机、接收器、控制电路，其特征在于：
    所述接收器安装在驾驶室内，所述钻头套的下方设置有钻头，且钻头套的圆周表面一侧偏下位置设置有发射器，所述钻头套的上方设置有钻头架，所述钻头架的上方设置有连接安装架，且钻头架的下方远离钻头套的两侧均设置有喷头组件，所述连接安装架（5）的圆周表面一侧中间位置设置有气管，所述气管的下方设置有水管；
    所述冷却水箱安装在挖机的控制室内，且冷却水箱的上方一端设置有空气压缩机，所述冷却水箱的上方另一端设置有水箱盖，且冷却水箱的一侧偏上位置设置有流量控制阀，所述空气压缩机远离水箱盖的一侧设置有空气控制阀，且空气压缩机的下方设置有橡胶垫，所述空气压缩机与冷却水箱之间连接有支架；
    所述喷头组件包括螺纹连接头、喷头主体、卡环、拨动柱、卡柱盒、弹簧、卡柱、密封环，所述喷头主体的上方设置有螺纹连接头，且喷头主体靠近螺纹连接头的一端圆周表面设置有卡环，所述螺纹连接头的上方设置有密封环，所述卡环靠近钻头套的一侧设置有卡柱盒，所述卡柱盒的内部靠近卡环的一端设置有卡柱，且卡柱盒的内部另一端设置有弹簧，所述卡柱的下方靠近弹簧的一端设置有拨动柱；
    所述控制电路包括电源VCC、电压比较器LM111、可调电阻RP、电阻R1~R2、电容C1、触发器FF1、触发器FF2、晶体三极管Q1、电容C2、晶体二极管D1、继电器K和报警器BELL，所述电压比较器LM111的同相输入端P3与接收器JS的信号输出端相连，且电压比较器LM111的反相输入端P2与可调电阻RP相连，所述电压比较器LM111的P4脚接地，且电压比较器LM111的输出端P7与电阻R1的一端以及电阻R2的一端相连，所述电阻R2的另一端与触发器FF1的输入端相连，并经电容C1接地，所述触发器FF2与触发器FF1相串联，且触发器FF2的输出端与晶体三极管Q1的基极相连，所述晶体三极管Q1的集电极与电容C2的一端、晶体二极管D1一端以及继电器K一端相连，所述电容C2、晶体二极管D1以及继电器K相并联，其共同输出端与报警器BELL的一端相连，所述报警器BELL的另一端与晶体三极管Q1的发射极相连。
  2. 根据权利要求1所述的一种智能环保钻头，其特征在于：所述空气控制阀与空气压缩机之间和空气控制阀与连接安装架之间通过气管连接。
  3. 根据权利要求1所述的一种智能环保钻头，其特征在于：所述流量控制阀与冷却水箱之间和流量控制阀与连接安装架之间通过水管连接。
  4. 根据权利要求1所述的一种智能环保钻头，其特征在于：所述水箱盖与冷却水箱之间通过卡扣固定连接。
  5. 根据权利要求1所述的一种智能环保钻头，其特征在于：所述螺纹连接头与钻头架之间通过螺纹啮合连接。
  6. 根据权利要求1所述的一种智能环保钻头，其特征在于：所述拨动柱对应卡柱盒的下表面设置有沟槽，且拨动柱嵌入在沟槽内部。
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