CN203964852U - A kind of Novel tunnel amount of crushing and base plate pucking flowmeter - Google Patents
A kind of Novel tunnel amount of crushing and base plate pucking flowmeter Download PDFInfo
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- CN203964852U CN203964852U CN201420259714.XU CN201420259714U CN203964852U CN 203964852 U CN203964852 U CN 203964852U CN 201420259714 U CN201420259714 U CN 201420259714U CN 203964852 U CN203964852 U CN 203964852U
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Abstract
本实用新型涉及矿山采掘行业的巷道变形测量仪，用于测量采掘过程中巷道的顶板下沉量和底板底鼓量，属于矿山采掘行业巷道变形测量领域。一种新型巷道顶板下沉量和底板底鼓量测量仪包括固定底座(1)，水平伸缩基准杆(2)，连接孔(3)和伸缩测量杆(4)。所述固定底座(1)设置在水平伸缩基准杆(2)的顶端，所述连接孔(3)焊接在水平伸缩基准杆(2)的末端，所述伸缩测量杆(4)末端螺旋连接在连接孔(3)上，本实用新型具有结构简单，成本低廉，操作方便等特点，可以克服以往的测量仪器只能测量顶底板移近量，无法分别测量出顶底板移近量中顶板的下沉量和底板的底鼓量的缺点，对于弄清巷道顶板和底板的变形规律和制定巷道维护方案有重大意义。
The utility model relates to a roadway deformation measuring instrument in the mine excavation industry, which is used for measuring the sinking amount of the top plate and the heave amount of the bottom plate of the roadway during the excavation process, and belongs to the field of roadway deformation measurement in the mine excavation industry. A novel measuring instrument for the sinking amount of the roadway roof and the heave amount of the bottom plate includes a fixed base (1), a horizontal telescopic reference rod (2), a connecting hole (3) and a telescopic measuring rod (4). The fixed base (1) is arranged on the top of the horizontal telescopic reference rod (2), the connecting hole (3) is welded on the end of the horizontal telescopic reference rod (2), and the end of the telescopic measuring rod (4) is screw connected to On the connecting hole (3), the utility model has the characteristics of simple structure, low cost, and convenient operation, and can overcome that the previous measuring instruments can only measure the moving distance of the top and bottom plates, and cannot separately measure the bottom of the top and bottom plates in the moving distance of the top and bottom plates. The shortcomings of the sinking weight and bottom heave of the bottom plate are of great significance for clarifying the deformation law of the roof and bottom plate of the roadway and formulating the maintenance plan of the roadway.
Description
技术领域 technical field
本实用新型涉及一种新型巷道顶板下沉量和底板底鼓量测量仪，尤其涉及矿山采掘行业巷道变形测量领域。 The utility model relates to a novel measuring instrument for the sinking amount of the top plate of the roadway and the heave amount of the bottom plate of the bottom plate, in particular to the field of roadway deformation measurement in the mine excavation industry. the
背景技术 Background technique
在矿山采掘行业中，尤其是煤矿开采行业中，随着浅部煤炭资源开采殆尽，煤炭开采走向深部化开采，巷道变形剧烈这一难题也日益严重。弄清巷道顶板和底板的变形规律对于掌握巷道应力分布规律和制定巷道维护方案至关重要。 In the mining industry, especially in the coal mining industry, as the shallow coal resources are exhausted, coal mining is moving towards deep mining, and the problem of severe roadway deformation is becoming more and more serious. It is very important to understand the deformation law of the roof and floor of the roadway to master the stress distribution law of the roadway and formulate the maintenance plan of the roadway. the
目前，在矿山采掘行业对巷道变形测量使用的仪器，主要有传感装置或者普通的卷尺。使用传感装置的不足之处有结构复杂容易影响正常生产，体积和重量大，携带不方便；使用卷尺的不足之处有准确性较差，精度低，而且难以测量大断面巷道的顶底高度，更重要的是，难以判断测量所得到的顶底板移近量中顶板下沉量和底板移近量分别是多少。 At present, the instruments used for roadway deformation measurement in the mining industry mainly include sensing devices or ordinary tape measures. The disadvantages of using the sensing device are that the structure is complicated, it is easy to affect the normal production, the volume and weight are large, and it is inconvenient to carry; the disadvantages of using a tape measure are poor accuracy, low precision, and it is difficult to measure the height of the top and bottom of the large-section roadway , and more importantly, it is difficult to judge the sinking amount of the roof and the approaching amount of the bottom plate in the measured amount of the roof and the bottom plate. the
发明内容 Contents of the invention
本实用新型的目的在于克服目前存在的测量仪器的不足，提供一种结构简单，成本低廉，操作方便，可以准确的测量巷道的顶板下沉量和底板底鼓量的新型巷道变形测量仪。 The purpose of this utility model is to overcome the shortcomings of existing measuring instruments and provide a new type of roadway deformation measuring instrument with simple structure, low cost, convenient operation, which can accurately measure the sinking of the roof and the heaving of the bottom of the roadway. the
本实用新型采用如下实施方案： The utility model adopts the following implementation scheme:
一种新型巷道顶板下沉量和底板底鼓量测量仪，本测量仪包括固定底座，水平伸缩基准杆，连接孔和伸缩测量杆。所述固定底座设置在水平伸缩基准杆的顶端，测量中固定底座紧贴巷道帮部墙壁，通过伸长或者缩短水平伸缩基准杆可以测量同一断面之内距离帮部不同距离处的顶板下沉量和底板底鼓量，所述连接孔焊接在水平伸缩基准杆的末端，所述伸缩测量杆末端螺旋连接在连接孔上，且方向与水平伸缩基准杆垂直，伸缩测量杆刻度从上到下逐渐变小。 The utility model relates to a new-type measuring instrument for the sinking amount of the roadway roof and the heave amount of the bottom plate. The measuring instrument includes a fixed base, a horizontal telescopic reference rod, a connecting hole and a telescopic measuring rod. The fixed base is set on the top of the horizontal telescopic reference rod. During the measurement, the fixed base is close to the side wall of the roadway. By extending or shortening the horizontal telescopic reference rod, the roof subsidence at different distances from the side part within the same section can be measured. The connection hole is welded to the end of the horizontal telescopic reference rod, the end of the telescopic measuring rod is screw connected to the connecting hole, and the direction is perpendicular to the horizontal telescopic reference rod, and the scale of the telescopic measuring rod gradually increases from top to bottom. get smaller. the
采用上述改进的有益效果是，本实用新型结构简单，成本低廉，操作方便。之前的测量仪器只能测量巷道顶板和底板的共同变形量，不利于研究巷道变形中顶板和底板的变形规律，而本实用新型可以准确的测量巷道的顶板下沉量和底板 底鼓量，对于弄清巷道顶板和底板的变形规律和制定巷道维护方案有重大意义。 The beneficial effect of adopting the above improvement is that the utility model has the advantages of simple structure, low cost and convenient operation. The previous measuring instruments can only measure the joint deformation of the roof and floor of the roadway, which is not conducive to the study of the deformation law of the roof and bottom plate in the deformation of the roadway, but the utility model can accurately measure the sinking of the roof and the heave of the bottom plate of the roadway. It is of great significance to find out the deformation law of the roof and floor of the roadway and formulate the maintenance plan of the roadway. the
附图说明 Description of drawings
图1为本实用新型主视图。 Fig. 1 is a front view of the utility model. the
其中1为固定底座，2为水平伸缩基准杆，3为连接孔，4为伸缩测量杆。 Wherein 1 is a fixed base, 2 is a horizontal telescopic reference rod, 3 is a connecting hole, and 4 is a telescopic measuring rod. the
具体实施方式 Detailed ways
下面是结合附图对本发明的技术方案和结构进行说明，以便于技术领域的技术人员进行理解。 The technical scheme and structure of the present invention are described below in conjunction with the accompanying drawings, so that those skilled in the art can understand. the
如图所示，一种新型巷道顶板下沉量和底板底鼓量测量仪，包括固定底座1，水平伸缩基准杆2，连接孔3和伸缩测量杆4。 As shown in the figure, a new roadway roof sinking and bottom heaving measurement instrument includes a fixed base 1, a horizontal telescopic reference rod 2, a connecting hole 3 and a telescopic measuring rod 4. the
将固定底座设置在水平伸缩基准杆的顶端，在水平伸缩基准杆上加工刻度，连接孔焊接在水平伸缩基准杆的末端，伸缩测量杆螺纹连接在连接孔上。 The fixed base is arranged on the top of the horizontal telescopic reference rod, the scale is processed on the horizontal telescopic reference rod, the connecting hole is welded on the end of the horizontal telescopic reference rod, and the telescopic measuring rod is threaded on the connecting hole. the
每次测量过程中，将固定底座紧贴巷道帮部墙壁上提前选好的固定位置，调节水平伸缩基准杆的长度至需要测量的位置；伸长或缩短测量杆使得测量杆端头紧贴顶板或底板，并记录下数值，两次测量结果的变化量就是该时间段内顶板下沉量或者底板底鼓量。 During each measurement, place the fixed base close to the fixed position selected in advance on the side wall of the roadway, adjust the length of the horizontal telescopic reference rod to the position to be measured; extend or shorten the measuring rod so that the end of the measuring rod is close to the top plate Or the bottom plate, and record the value, the change of the two measurement results is the sinking amount of the top plate or the bottom drum of the bottom plate within this period of time. the
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420259714.XU CN203964852U (en) | 2014-05-20 | 2014-05-20 | A kind of Novel tunnel amount of crushing and base plate pucking flowmeter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420259714.XU CN203964852U (en) | 2014-05-20 | 2014-05-20 | A kind of Novel tunnel amount of crushing and base plate pucking flowmeter |
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| CN203964852U true CN203964852U (en) | 2014-11-26 |
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| CN201420259714.XU Expired - Fee Related CN203964852U (en) | 2014-05-20 | 2014-05-20 | A kind of Novel tunnel amount of crushing and base plate pucking flowmeter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767668A (en) * | 2017-02-10 | 2017-05-31 | 贵州大学 | The measurement apparatus and measuring method of a kind of back pressure-bearing and deflection |
| CN110470273A (en) * | 2019-09-19 | 2019-11-19 | 河南理工大学 | A kind of back sinking measurement ball monitoring method based on pressure difference |
| CN112361923A (en) * | 2020-11-04 | 2021-02-12 | 华北科技学院 | Measuring device for monitoring coal mine tunnel roof deviation |
-
2014
- 2014-05-20 CN CN201420259714.XU patent/CN203964852U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767668A (en) * | 2017-02-10 | 2017-05-31 | 贵州大学 | The measurement apparatus and measuring method of a kind of back pressure-bearing and deflection |
| CN110470273A (en) * | 2019-09-19 | 2019-11-19 | 河南理工大学 | A kind of back sinking measurement ball monitoring method based on pressure difference |
| CN110470273B (en) * | 2019-09-19 | 2021-07-09 | 河南理工大学 | A monitoring method of roadway roof subsidence measuring ball based on pressure difference |
| CN112361923A (en) * | 2020-11-04 | 2021-02-12 | 华北科技学院 | Measuring device for monitoring coal mine tunnel roof deviation |
| CN112361923B (en) * | 2020-11-04 | 2022-02-01 | 华北科技学院 | Measuring device for monitoring coal mine tunnel roof deviation |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20150520 |
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| EXPY | Termination of patent right or utility model |