WO2019029254A1 - 一种刀盘温度检测装置及盾构机 - Google Patents

一种刀盘温度检测装置及盾构机 Download PDF

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Publication number
WO2019029254A1
WO2019029254A1 PCT/CN2018/090556 CN2018090556W WO2019029254A1 WO 2019029254 A1 WO2019029254 A1 WO 2019029254A1 CN 2018090556 W CN2018090556 W CN 2018090556W WO 2019029254 A1 WO2019029254 A1 WO 2019029254A1
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Prior art keywords
temperature
module
cutter head
cutterhead
mud cake
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PCT/CN2018/090556
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English (en)
French (fr)
Inventor
程永亮
彭正阳
暨智勇
任勇
薛静
阳旭
李建芳
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中国铁建重工集团有限公司
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Publication of WO2019029254A1 publication Critical patent/WO2019029254A1/zh

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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/003—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines

Definitions

  • the invention relates to the field of tunnels and underground engineering, in particular to a cutterhead temperature detecting device and a shield machine.
  • the roadheader and shield are used as large-scale tunneling equipment in tunnel and subway construction.
  • the cutterhead is an important core component, which directly affects the efficiency of tunneling.
  • the maximum temperature of the shield cutterhead during normal operation is only 40° ⁇ 60°, but in the tunneling process of the shield, especially in the case of composite stratum, the mud balance regulation is not in place due to the improvement of the soil in the earth pressure balance shield.
  • the performance parameters of the mud in the structure are unreasonable, which causes the cutter head to gradually form a mud cake during the advancement.
  • the torque and total thrust of the cutter head are greatly increased, and the advancement speed is slowed down, resulting in an increase in the cutterhead temperature (even sometimes as high as 400° to 500°), which is far beyond the cutterhead.
  • the rise of the cutterhead temperature is prone to local burns, changes in the properties of the cutterhead material, the cutter disc wear is severe, and the service life and excavation efficiency are low.
  • the technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and to provide a cutterhead temperature detecting device and a shield machine with high service life of the cutter disc, high excavation efficiency, and high measurement accuracy.
  • the technical solution proposed by the present invention is:
  • a cutterhead temperature detecting device comprises a temperature collecting module, a control module, a sending module, a receiving module and a display module which are sequentially connected, wherein the temperature collecting module collects a real-time temperature value of the cutting end face of the cutter head, and sends the real-time temperature value to The control module obtains a mud cake formation state according to the real-time temperature value, and sends the mud cake into a receiving module through the sending module; the receiving module sends the received mud cake to a state a display module; the temperature acquisition module includes a sensor unit for collecting a temperature signal of the cutting face of the cutter head, and the sensor unit is disposed on a cutting end surface of the cutter head.
  • the sensor unit includes a first detecting component for detecting a temperature of a central region of the cutting end face of the cutter head and a second detecting component for detecting a temperature of a peripheral region of the cutting face of the cutter head.
  • the first detecting component and the second detecting component comprise a sensor base and a plurality of temperature sensors, the sensor base is disposed along a radial direction of the cutter head, and the plurality of temperature sensors are spaced apart from the sensor base on.
  • the first detecting component is a plurality of groups, and the plurality of sets of the first detecting components are arranged along a circumferential direction of the cutter head;
  • the second detecting component is a plurality of groups, and the plurality of sets of the second detecting components are along a circumferential direction of the cutter head Arranging; along the circumferential direction of the cutter head, the first detecting component and the second detecting component are staggered.
  • the sensor base is a wear resistant base, and an upper surface of the temperature sensor is lower than an upper surface of the wear base.
  • the temperature acquisition module further includes an interconnected signal conditioning unit and an analog to digital conversion unit, the signal conditioning unit receives the temperature signal collected by the sensor unit, and adjusts the temperature signal to a preset threshold to obtain an analog signal, and then The analog signal is sent to an analog to digital conversion unit; the analog to digital conversion unit processes the analog signal to obtain a digital signal, and transmits the digital signal to the control module.
  • the signal conditioning unit receives the temperature signal collected by the sensor unit, and adjusts the temperature signal to a preset threshold to obtain an analog signal, and then The analog signal is sent to an analog to digital conversion unit; the analog to digital conversion unit processes the analog signal to obtain a digital signal, and transmits the digital signal to the control module.
  • the control module includes a microprocessor that obtains a mud cake formation state based on a digital signal transmitted by an analog to digital conversion unit, the digital signal including a real time temperature value.
  • the microprocessor determines that it is a normal temperature; when the real-time temperature value is 60° ⁇ t ⁇ 80°, the microprocessor determines that the mud cake is initially formed; when the real-time temperature value is 80° ⁇ When t ⁇ 100°, the microprocessor determines that the mud cake is formed in a small area; when the real-time temperature value t>100°, the microprocessor determines that the mud cake is formed in a large area.
  • the sending module includes a wireless transmitting unit, the receiving module includes a wireless receiving unit, the wireless transmitting unit receives a mud cake forming state of the control module, and sends the state to a wireless receiving unit; the wireless receiving unit receives the The mud cake of the wireless transmitting unit is in a state and sent to the display module; the display module displays the mud cake forming state.
  • the utility model further comprises an alarm module connected to the receiving module, wherein the alarm module makes a judgment according to the state of the mud cake formed by the receiving module, and when the receiving module receives the preliminary formation state of the mud cake, the alarm module determines that the cutter head temperature is high. At normal temperature, an alarm is issued.
  • a shield machine includes a cutter head and the cutterhead temperature detecting device described above, and a sensor unit of the cutterhead temperature detecting device is disposed on a cutting end surface of the cutter head.
  • the cutter head temperature detecting device of the invention collects the real-time temperature value of the cutting end face of the cutter head through the temperature collecting module, and the control module obtains the mud cake forming state according to the real-time temperature value, and sends the mud cake into the state through the sending module and the receiving module.
  • the display module shows that the on-line detection of the cutterhead temperature can realize the real-time monitoring of the mud cake formation state, and the warehouse can be opened in time when the cutterhead temperature rises, which effectively prevents the occurrence of large-scale mud cake phenomenon in the cutterhead.
  • the temperature acquisition module comprises a sensor unit for collecting the temperature signal of the cutting end surface of the cutter disc, and the sensor unit is arranged for cutting on the cutter head.
  • the measurement efficiency and precision of the cutter head are high, which can meet the needs of current digitalization and informationization.
  • the shield machine of the present invention also has the above advantages.
  • Figure 1 is a schematic view of the structure of the present invention.
  • Fig. 2 is a schematic view showing another structure of the present invention.
  • FIG. 3 is a schematic view showing the positional relationship between the sensor base and the cutter head of the present invention.
  • FIG. 4 is a schematic view showing the positional relationship between the temperature sensor and the cutter head of the present invention.
  • the cutterhead temperature detecting device of the embodiment includes a temperature collecting module 1, a control module 2, a transmitting module 3, a receiving module 4, and a display module 5 which are sequentially connected.
  • the temperature collecting module 1 collects the real-time temperature value of the cutting end face of the cutter head 6 and sends the real-time temperature value to the control module 2; the control module 2 obtains the mud cake forming state according to the real-time temperature value, and passes the mud cake into a state.
  • the sending module 3 sends the receiving module 4 to the receiving module 4; the receiving module 4 sends the received mud cake to the display module 5; the display module 5 displays the mud cake forming state.
  • the temperature acquisition module 1 comprises a sensor unit 11 which is arranged on the cutting end face of the cutter head 6 for collecting the temperature signal of the cutting end face of the cutter head 6.
  • the invention collects the real-time temperature value of the cutting end face of the cutter head 6 through the temperature collecting module 1, and the control module 2 obtains the mud cake forming state according to the real-time temperature value, and sends the mud cake into the state through the sending module 3 and the receiving module 4 to the display module.
  • the temperature acquisition module 1 includes the sensor unit 11 for collecting the temperature signal of the cutting end face of the cutter disc 6 .
  • the sensor unit 11 is disposed on the cutting end surface of the cutter head 6, so that the cutter head 6 has high measurement efficiency and high precision, and can meet the current requirements of digitization and informationization.
  • the sensor unit 11 includes a first detecting component 111 for detecting the temperature of the central region of the cutting end face of the cutter head 6, and a second detecting temperature for detecting the peripheral region of the cutting end face of the cutter head 6.
  • the detection component 112, the first detecting component 111 and the second detecting component 112 are arranged to realize temperature detection of each region of the cutting end face of the cutter head 6, thereby ensuring detection accuracy.
  • the first detecting component 111 and the second detecting component 112 include a sensor base 113 and a plurality of temperature sensors 114.
  • the sensor base 113 is disposed along a radial direction of the cutter head 6, and a plurality of temperature sensors 114 are spaced apart from the sensor base 113.
  • the interval of each temperature sensor 114 is the same, and the interval is 50 mm. In other embodiments, the interval of the temperature sensor 114 can be adjusted according to the size of the cutter head 6.
  • the first detecting component 111 is three groups, the three sets of first detecting components 111 are evenly arranged along the circumferential direction of the cutter head 6; the second detecting component 112 is three groups, and the three sets of second detecting components 112 are along the cutter head.
  • the circumferential direction of 6 is evenly arranged.
  • the number of the first detecting component 111 and the second detecting component 112 can be set according to the actual demand for detecting, such as four groups, five groups, and the like.
  • the first detecting component 111 and the second detecting component 112 are staggered along the circumferential direction of the cutter head 6, so that the detecting area of the sensor unit 11 covers the cutting end face of the cutter head 6, further ensuring the detection accuracy.
  • the sensor base 113 is a wear-resistant base, and the upper surface of the temperature sensor 114 is lower than the upper surface of the wear-resistant base, so that the temperature sensor 114 is not easily damaged by the friction of the soil.
  • the sensor base 113 is provided with a through hole through which the output line of the temperature sensor 114 passes, and the output line of the temperature sensor 114 is connected to the signal conditioning unit 12 through the through hole.
  • the temperature collecting module 1 further includes a signal conditioning unit 12 and an analog-to-digital conversion unit 13 connected to each other.
  • the signal conditioning unit 12 receives the temperature signal collected by the sensor unit 11 and adjusts the temperature signal to
  • the threshold is preset to obtain an analog signal, and then the analog signal is sent to the analog to digital conversion unit 13; the analog to digital conversion unit 13 processes the analog signal to obtain a digital signal, and transmits the digital signal to the control module 2.
  • the preset threshold is a preset threshold that satisfies the range and conversion accuracy requirements of the analog-to-digital conversion unit 13.
  • the control module 2 specifically uses a microprocessor, and the microprocessor obtains a mud cake formation state according to the digital signal transmitted by the analog-to-digital conversion unit 13, and the digital signal includes a real-time temperature value. Specifically, when the real-time temperature value t ⁇ 60°, the microprocessor determines that the temperature is normal; when the real-time temperature value is 60° ⁇ t ⁇ 80°, the microprocessor determines that the mud cake is initially formed; when the real-time temperature value is When 80° ⁇ t ⁇ 100°, the microprocessor determines that the mud cake is formed in a small area; when the real-time temperature value t>100°, the microprocessor determines that the mud cake is formed in a large area. It effectively facilitates the operator to intuitively understand the state of the mud cake.
  • the sending module 3 includes a wireless transmitting unit, and the wireless transmitting unit is disposed on the back of the cutter head 6.
  • the receiving module 4 includes a wireless receiving unit, and the wireless receiving unit is disposed on the shield behind the cutter head 6.
  • the wireless transmitting unit receives the mud cake forming state of the control module 2, and sends the state to the wireless receiving unit;
  • the wireless receiving unit receives the mud cake forming state of the wireless transmitting unit, and sends the state to the display module 5;
  • the display module 5 Shows the state of the mud cake.
  • the wireless transmitting unit and the wireless receiving unit are each of four groups, which effectively avoids the phenomenon that the mud cake forming state cannot be effectively transmitted due to signal interference, so that the mud cake forming state can be displayed in real time, and the cutter head is displayed in real time. 6 for timely processing.
  • the cutter head temperature detecting device further includes an alarm module, and the alarm module is connected to the receiving module 4.
  • the alarm module makes a judgment according to the state of the mud cake received by the receiving module 4, and the receiving of the mud cake is received initially by the receiving module 4. In the state, the alarm module determines that the temperature of the cutter head 6 is higher than the normal temperature, and issues an alarm to realize timely opening of the cutter head 6.
  • the roadheader and the shield machine further include a main engine compartment, and the display module 5 and the alarm module are disposed in the main engine compartment.
  • the temperature sensor 114 senses the temperature of the cutter head 6 at the position and outputs a temperature signal; the signal conditioning unit 12 receives the temperature signal collected by the sensor unit 11 and applies the temperature signal.
  • the analog signal is adjusted to meet the range and conversion accuracy requirements of the analog-to-digital conversion unit 13, and then the analog signal is sent to the analog-to-digital conversion unit 13; the analog-to-digital conversion unit 13 processes the analog signal to obtain a digital signal, and transmits the digital signal to The control module 2; the control module 2 obtains the mud cake formation state according to the digital signal transmitted by the analog-to-digital conversion unit 13, and sends the mud cake into the receiving module 4 through the transmitting module 3; the receiving module 4 will receive the mud cake knot.
  • the state is sent to the display module 5 and the alarm module in the main cabin, the display module 5 displays the mud cake forming state, and the alarm module determines that the temperature of the cutter head 6 is higher than the normal temperature to issue an alarm.
  • the shield machine of the present invention comprises a cutter head and a cutterhead temperature detecting device according to the above embodiment, and a sensor unit of the cutterhead temperature detecting device is provided on a cutting end face of the cutter head.
  • the shield machine of the present invention also has the advantages of the cutterhead temperature detecting device described in the above embodiment.

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  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
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  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

一种刀盘温度检测装置及盾构机。刀盘温度检测装置包括依次连接的温度采集模块（1）、控制模块（2）、发送模块（3）、接收模块（4）及显示模块（5），温度采集模块（1）采集刀盘切削端面的实时温度值，并将实时温度值发送给控制模块（2）；控制模块（2）根据实时温度值获得泥饼结成状态，并将泥饼结成状态通过发送模块（3）发送给接收模块（4）；接收模块（4）将接收到的泥饼结成状态发送给显示模块（5）。盾构机包括刀盘（6）及刀盘温度检测装置。

Description

一种刀盘温度检测装置及盾构机
本申请要求于2017年8月9日提交中国专利局的申请号为201710674862.6、发明名称为“一种刀盘温度检测装置及盾构机”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
技术领域
本发明涉及隧道及地下工程领域，尤其涉及一种刀盘温度检测装置及盾构机。
背景技术
掘进机和盾构作为隧道、地铁建设中的大型掘进设备，刀盘是其重要的核心部件，直接影响到掘进效率。盾构刀盘在正常工作时的最高温度只有40°～60°，但在盾构的掘进过程中，特别在复合地层情况下，由于土压平衡盾构中渣土改良不到位，泥水平衡盾构中泥浆性能参数不合理，导致刀盘在推进中逐渐结成泥饼。随着泥饼的形成与增大，刀盘的扭矩及总推力大幅增加，推进速度减慢，从而导致刀盘温度升高(甚至有时高达400°～500°)，其远远超出了刀盘承受的最高温度。此时，刀盘温度的升高容易产生局部烧伤、刀盘材料属性变化等现象，刀盘磨损严重，其使用寿命及开挖效率低。
发明内容
本发明要解决的技术问题是克服现有技术的不足，提供一种刀盘使用寿命高、开挖效率高，且测量精确率高的刀盘温度检测装置及盾构机。
为解决上述技术问题，本发明提出的技术方案为：
一种刀盘温度检测装置，包括依次连接的温度采集模块、控制模块、发送模块、接收模块及显示模块，所述温度采集模块采集刀盘切削端面的实时温度值，并将实时温度值发送给所述控制模块；所述控制模块根据实时温度值获得泥饼结成状态，并将泥饼结成状态通过发送模块发送给接收模块；所述接收模块将接收到的泥饼结成状态发送给显示模块；所述温度 采集模块包括用于采集刀盘切削端面温度信号的传感器单元，所述传感器单元设于所述刀盘的切削端面上。
作为上述技术方案的进一步改进：
所述传感器单元包括用于检测刀盘切削端面中心区域温度的第一检测组件及用于检测刀盘切削端面外周区域温度的第二检测组件。
所述第一检测组件及所述第二检测组件包括传感器基座及多个温度传感器，所述传感器基座沿刀盘的径向设置，多个所述温度传感器间隔设置于所述传感器基座上。
所述第一检测组件为多组，多组所述第一检测组件沿刀盘的周向布置；所述第二检测组件为多组，多组所述第二检测组件沿刀盘的周向布置；沿所述刀盘的周向，所述第一检测组件与第二检测组件错开布置。
所述传感器基座为耐磨基座，所述温度传感器的上表面低于所述耐磨基座的上表面。
所述温度采集模块还包括相互连接的信号调理单元及模数转换单元，所述信号调理单元接收所述传感器单元采集的温度信号，并将温度信号调整至预设阈值以获得模拟信号，然后将模拟信号发送给模数转换单元；所述模数转换单元对模拟信号进行处理以获得数字信号，并将数字信号传送给控制模块。
所述控制模块包括微处理器，所述微处理器根据模数转换单元传送的数字信号获得泥饼结成状态，所述数字信号包括实时温度值。
当实时温度值t≤60°时，微处理器判定为正常温度；当实时温度值为60°＜t≤80°时，微处理器判定为泥饼初步形成；当实时温度值为80°＜t≤100°时，微处理器判定为泥饼小面积结成；当实时温度值t＞100°时，微处理器判定为泥饼大面积结成。
所述发送模块包括无线发送单元，所述接收模块包括无线接收单元，所述无线发送单元接收所述控制模块的泥饼结成状态，并发送给无线接收单元；所述无线接收单元接收所述无线发送单元的泥饼结成状态，并发送给显示模块；所述显示模块显示泥饼结成状态。
还包括与接收模块连接的报警模块，所述报警模块根据接收模块接收的泥饼结成状态作出判断，当接收模块接收的为泥饼初步形成状态时，所 述报警模块判断出刀盘温度高于正常温度，发出警报。
一种盾构机，包括刀盘及上述所述的刀盘温度检测装置，所述刀盘温度检测装置的传感器单元设于所述刀盘的切削端面上。
与现有技术相比，本发明的优点在于：
本发明的刀盘温度检测装置，通过温度采集模块采集刀盘切削端面的实时温度值，控制模块根据实时温度值获得泥饼结成状态，通过发送模块、接收模块将泥饼结成状态发送给显示模块显示，通过对刀盘温度的在线检测可实现泥饼结成状态的实时监测，在刀盘温度升高时可及时开仓处理，其有效防止了刀盘大面积结泥饼现象的发生，避免了刀盘的局部烧伤及刀盘材料属性的变化，刀盘使用寿命及开挖效率高；且温度采集模块包括采集刀盘切削端面温度信号的传感器单元，传感器单元设于刀盘的切削端面上，使得刀盘测量效率及精度高，能够满足当前数字化、信息化的需求。本发明的盾构机同样具有上述优点。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是本发明的结构示意图。
图2是本发明的另一结构示意图。
图3是本发明传感器基座与刀盘的位置关系示意图。
图4是本发明温度传感器与刀盘的位置关系示意图。
图中各标号表示：
1、温度采集模块；11、传感器单元；111、第一检测组件；112、第二检测组件；113、传感器基座；114、温度传感器；12、信号调理单元；13、模数转换单元；2、控制模块；3、发送模块；4、接收模块；5、显示模块；6、刀盘。
具体实施方式
为了使本技术领域的人员更好地理解本发明方案，下面结合附图和具体实施方式对本发明作进一步的详细说明。
如图1和图2所示，本实施例的刀盘温度检测装置，包括依次连接的温度采集模块1、控制模块2、发送模块3、接收模块4及显示模块5。其中，温度采集模块1采集刀盘6切削端面的实时温度值，并将实时温度值发送给控制模块2；控制模块2根据实时温度值获得泥饼结成状态，并将泥饼结成状态通过发送模块3发送给接收模块4；接收模块4将接收到的泥饼结成状态发送给显示模块5；显示模块5显示泥饼结成状态。温度采集模块1包括传感器单元11，传感器单元11设于刀盘6的切削端面上，用于采集刀盘6切削端面的温度信号。
本发明通过温度采集模块1采集刀盘6切削端面的实时温度值，控制模块2根据实时温度值获得泥饼结成状态，通过发送模块3、接收模块4将泥饼结成状态发送给显示模块5显示，通过对刀盘6温度的在线检测可实现泥饼结成状态的实时监测，在刀盘6温度升高时可及时开仓处理，其有效防止了刀盘6大面积结泥饼现象的发生，避免了刀盘6的局部烧伤及刀盘6材料属性的变化，刀盘6使用寿命及开挖效率高；且温度采集模块1包括采集刀盘6切削端面温度信号的传感器单元11，传感器单元11设于刀盘6的切削端面上，使得刀盘6测量效率及精度高，能够满足当前数字化、信息化的需求。
如图3、图4所示，本实施例中，传感器单元11包括用于检测刀盘6切削端面中心区域温度的第一检测组件111及用于检测刀盘6切削端面外周区域温度的第二检测组件112，第一检测组件111及第二检测组件112的设置可实现刀盘6切削端面各区域的温度检测，保证检测精度。第一检测组件111及第二检测组件112包括传感器基座113及多个温度传感器114，传感器基座113沿刀盘6的径向设置，多个温度传感器114间隔设置于传感器基座113上。本实施例中，各温度传感器114的间隔间距相同，且间隔间距为50mm，在其他实施例中，温度传感器114的间隔间距可根 据刀盘6的大小调整。
本实施例中，第一检测组件111为三组，三组第一检测组件111沿刀盘6的周向均匀布置；第二检测组件112为三组，三组第二检测组件112沿刀盘6的周向均匀布置。在其他实施例中，第一检测组件111及第二检测组件112的数量可根据检测实际需求进行设置，如设置为四组、五组等。本实施例中，沿刀盘6的周向，第一检测组件111与第二检测组件112错开布置，使得传感器单元11的检测区域覆盖刀盘6的切削端面，进一步保证检测精度。
本实施例中，传感器基座113为耐磨基座，温度传感器114的上表面低于耐磨基座的上表面，使得温度传感器114不易受到泥土摩擦产生损坏。本实施例中，传感器基座113上设有供温度传感器114的输出线通过的通孔，温度传感器114的输出线穿过通孔连接信号调理单元12。
如图2所示，本实施例中，温度采集模块1还包括相互连接的信号调理单元12及模数转换单元13，信号调理单元12接收传感器单元11采集的温度信号，并将温度信号调整至预设阈值以获得模拟信号，然后将模拟信号发送给模数转换单元13；模数转换单元13对模拟信号进行处理以获得数字信号，并将数字信号传送给控制模块2。本实施例中，预设阈值为满足模数转换单元13量程和转换精度要求的预设阈值。
本实施例中，控制模块2具体采用微处理器，微处理器根据模数转换单元13传送的数字信号获得泥饼结成状态，数字信号包括实时温度值。具体的，当实时温度值t≤60°时，微处理器判定为正常温度；当实时温度值为60°＜t≤80°时，微处理器判定为泥饼初步形成；当实时温度值为80°＜t≤100°时，微处理器判定为泥饼小面积结成；当实时温度值t＞100°时，微处理器判定为泥饼大面积结成。其有效方便了操作人员直观了解泥饼结成状态。
本实施例中，发送模块3包括无线发送单元，无线发送单元设于刀盘6的背面；接收模块4包括无线接收单元，无线接收单元设于刀盘6后方的盾体上。本实施例中，无线发送单元接收控制模块2的泥饼结成状态，并发送给无线接收单元；无线接收单元接收无线发送单元的泥饼结成状态，并发送给显示模块5；显示模块5显示泥饼结成状态。在优选实施例中， 无线发送单元和无线接收单元各为四组，其有效避免了信号干扰导致泥饼结成状态无法有效发送的现象，使得泥饼结成状态可实时显示，并对刀盘6进行及时处理。
本实施例中，刀盘温度检测装置还包括报警模块，报警模块与接收模块4连接，报警模块根据接收模块4接收的泥饼结成状态作出判断，当接收模块4接收的为泥饼初步形成状态时，报警模块判断出刀盘6温度高于正常温度，发出警报，以实现对刀盘6的及时开仓处理。本实施例中，掘进机和盾构机还包括主机舱，显示模块5和报警模块设于主机舱内。
本实施例中，当盾构刀盘6旋转时，温度传感器114感应到所处位置的刀盘6温度，并输出温度信号；信号调理单元12接收传感器单元11采集的温度信号，并将温度信号调整为满足模数转换单元13量程和转换精度要求的模拟信号，然后将模拟信号发送给模数转换单元13；模数转换单元13将模拟信号进行处理以获得数字信号，并将数字信号传送给控制模块2；控制模块2根据模数转换单元13传送的数字信号获得泥饼结成状态，将泥饼结成状态通过发送模块3发送给接收模块4；接收模块4将接收到的泥饼结成状态送入主机舱内的显示模块5及报警模块，显示模块5显示泥饼结成状态，报警模块判断出刀盘6温度高于正常温度时发出警报。
本发明的盾构机包括刀盘和上述实施例所述的刀盘温度检测装置，所述刀盘温度检测装置的传感器单元设于所述刀盘的切削端面上。本发明的盾构机同样具有上述实施例所述刀盘温度检测装置的优点。
以上仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。

Claims (10)

  1. 一种刀盘温度检测装置，其特征在于，包括依次连接的温度采集模块、控制模块、发送模块、接收模块及显示模块，所述温度采集模块采集刀盘切削端面的实时温度值，并将实时温度值发送给所述控制模块；所述控制模块根据实时温度值获得泥饼结成状态，并将泥饼结成状态通过发送模块发送给接收模块；所述接收模块将接收到的泥饼结成状态发送给显示模块；所述温度采集模块包括用于采集刀盘切削端面温度信号的传感器单元，所述传感器单元设于所述刀盘的切削端面上。
  2. 根据权利要求1所述的刀盘温度检测装置，其特征在于，所述传感器单元包括用于检测刀盘切削端面中心区域温度的第一检测组件及用于检测刀盘切削端面外周区域温度的第二检测组件。
  3. 根据权利要求2所述的刀盘温度检测装置，其特征在于，所述第一检测组件及所述第二检测组件包括传感器基座及多个温度传感器，所述传感器基座沿刀盘的径向设置，多个所述温度传感器间隔设置于所述传感器基座上。
  4. 根据权利要求3所述的刀盘温度检测装置，其特征在于，所述第一检测组件为多组，多组所述第一检测组件沿刀盘的周向布置；所述第二检测组件为多组，多组所述第二检测组件沿刀盘的周向布置；沿所述刀盘的周向，所述第一检测组件与第二检测组件错开布置。
  5. 根据权利要求3所述的刀盘温度检测装置，其特征在于，所述传感器基座为耐磨基座，所述温度传感器的上表面低于所述耐磨基座的上表面。
  6. 根据权利要求1至5任意一项所述的刀盘温度检测装置，其特征在于，所述温度采集模块还包括相互连接的信号调理单元及模数转换单元，所述信号调理单元接收所述传感器单元采集的温度信号，并将温度信号调整至预设阈值以获得模拟信号，然后将模拟信号发送给模数转换单元；所述模数转换单元对模拟信号进行处理以获得数字信号，并将数字信号传送给控制模块。
  7. 根据权利要求6所述的刀盘温度检测装置，其特征在于，所述控制模块包括微处理器，所述微处理器根据模数转换单元传送的数字信号获得泥饼结成状态，所述数字信号包括实时温度值。
  8. 根据权利要求7所述的刀盘温度检测装置，其特征在于，当实时温度值t≤60°时，微处理器判定为正常温度；当实时温度值为60°＜t≤80°时，微处理器判定为泥饼初步形成；当实时温度值为80°＜t≤100°时，微处理器判定为泥饼小面积结成；当实时温度值t＞100°时，微处理器判定为泥饼大面积结成。
  9. 根据权利要求1至5任意一项所述的刀盘温度检测装置，其特征在于，还包括与接收模块连接的报警模块，所述报警模块根据接收模块接收的泥饼结成状态作出判断，当接收模块接收的为泥饼初步形成状态时，所述报警模块判断出刀盘温度高于正常温度，发出警报。
  10. 一种盾构机，包括刀盘，其特征在于，还包括如权利要求1至9任意一项所述的刀盘温度检测装置，所述刀盘温度检测装置的传感器单元设于所述刀盘的切削端面上。
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