CN209510307U - Drilling depth monitoring device and air drill - Google Patents

Abstract

The utility model discloses drilling depth monitoring device and air drills, are related to ground drilling field.Drilling depth monitoring device includes Angle Measurement Module, displacement measurement module and data processing module, Angle Measurement Module and displacement measurement module are electrically connected with data processing module, Angle Measurement Module is respectively arranged on rock drill fuselage and pneumatic drill support, and displacement measurement module and data processing module are all set on pneumatic drill support.Angle Measurement Module is used to measure the inclination value of rock drill fuselage and pneumatic drill support and inclination value is transmitted to data processing module.Displacement measurement module is used to measure the elongation of pneumatic drill support and elongation is transmitted to data processing module.Data processing module is used to obtain drilling depth according to inclination value and elongation.Drilling depth monitoring device provided by the utility model and air drill can it is simple, accurate, in real time, steadily measure drilling depth.

Description

Drilling depth monitoring device and pneumatic rock drill

technical field

The utility model relates to the field of rock and soil drilling, in particular to a drilling depth monitoring device and a pneumatic rock drill.

Background technique

Pneumatic rock drills are widely used in geotechnical engineering to excavate blast holes. The hole diameter is generally between 30-50 mm. Measure directly in the hole, or put a thin rod in the hole to measure the length of the thin rod. The efficiency of manual measurement is low and the accuracy is not high. Due to the uneven level of pneumatic rock drill operators, in actual engineering, the depth of the drilled hole is usually obtained by the operator visually measuring the length of the drill pipe based on his own experience. Due to manual measurement, it is not easy to supervise. At present, the phenomenon that the actual engineering drilling depth does not meet the design requirements is common.

Utility model content

The purpose of the utility model is to provide a drilling depth monitoring device, which can measure the drilling depth simply, accurately, in real time and stably.

The utility model provides a technical proposal about a drilling depth monitoring device:

A drilling depth monitoring device is used for a pneumatic rock drill, the pneumatic rock drill includes a rock drill body, a rock drill air leg and a rock drill drill rod, the rock drill body is rotatably connected to the rock drill air leg, and the rock drill drill rod is set on the fuselage of the rock drill. The drilling depth monitoring device includes an angle measurement module, a displacement measurement module and a data processing module, the angle measurement module and the displacement measurement module are both electrically connected to the data processing module, and the angle measurement modules are respectively arranged on the The body of the rock drill and the air leg of the rock drill, and the displacement measurement module and the data processing module are both arranged on the air leg of the rock drill. The angle measurement module is used to measure the inclination value of the rock drill body and the air leg of the rock drill and transmit the inclination value to the data processing module. The displacement measurement module is used to measure the elongation of the air leg of the rock drill and transmit the elongation to the data processing module. The data processing module is used to obtain the drilling depth according to the inclination value and the elongation.

Optionally, the angle measurement module includes a first inclination sensor and a second inclination sensor, the first inclination sensor is arranged on the body of the rock drilling machine and is electrically connected to the data processing module, and the second inclination sensor It is arranged on the air leg of the rock drilling machine and is electrically connected with the data processing module. The first inclination sensor is used to measure the first inclination value of the rock drill body, the second inclination sensor is used to measure the second inclination value of the air leg of the rock drill, and the data processing module is used to The first inclination value, the second inclination value and the elongation amount obtain the drilling depth.

Optionally, the connection between the first inclination sensor and the body of the rock drilling machine is clamping or screwing.

Optionally, a connection portion protrudes from the housing of the first inclination sensor, and a connection through hole is provided on the connection portion.

Optionally, the angle measurement module further includes a connection wire, and the first inclination sensor is electrically connected to the data processing module through the connection wire.

Optionally, the connection wire is provided with a connection terminal, the first inclination sensor is provided with a plug-in port, and the connection terminal is pluggably connected to the plug-in port.

Optionally, the connection between the second inclination sensor and the air leg of the rock drilling machine is clamping or screwing.

Optionally, the displacement measurement module is a wire-type displacement sensor, and the wire-type displacement sensor is arranged on the air leg of the rock drilling machine and used for measuring the elongation of the air leg of the rock drilling machine.

Optionally, the data processing module is a data collector, the data collector is arranged on the air leg of the rock drill and is electrically connected with the angle measurement module and the displacement measurement module, and the data collector also uses to process the inclination value and the elongation to obtain the drilling depth.

Optionally, the drilling depth monitoring device further includes a positioning module and a wireless communication module, the wireless communication module is electrically connected to the positioning module, and the positioning module is used to obtain position information of the drilling depth monitoring device , the wireless communication module is used to communicate with a server and send the location information and the drilling depth information to the server.

Optionally, the drilling depth monitoring device further includes a micro-generator, the micro-generator is arranged on the air pipe of the pneumatic rock drill, and the micro-generator is used to generate electricity through the air in the air pipe of the pneumatic rock drill ; The micro-generator is electrically connected to the angle measurement module, the displacement measurement module and the data processing module and is used to supply power to the angle measurement module, the displacement measurement module and the data processing module.

Another object of the present utility model is to provide a pneumatic rock drill, which can measure the drilling depth simply, accurately, in real time and stably.

The utility model provides a technical proposal about a pneumatic rock drill:

A pneumatic rock drill, comprising a rock drill body, a rock drill air leg, a rock drill drill rod and a drilling depth monitoring device, the rock drill body is rotatably connected to the rock drill air leg, and the rock drill drill rod is arranged on the rock drill body , the drilling depth monitoring device includes an angle measurement module, a displacement measurement module and a data processing module, the angle measurement module and the displacement measurement module are electrically connected to the data processing module, and the angle measurement modules are respectively arranged on On the rock drill body and the rock drill air leg, the displacement measurement module and the data processing module are both arranged on the rock drill air leg. The angle measurement module is used to measure the inclination value of the rock drill body and the air leg of the rock drill and transmit the inclination value to the data processing module. The displacement measurement module is used to measure the elongation of the air leg of the rock drill and transmit the elongation to the data processing module. The data processing module is used to obtain the drilling depth according to the inclination value and the elongation.

Compared with the prior art, the beneficial effects of the drilling depth monitoring device and the pneumatic rock drill provided by the utility model are:

The angle measurement module is used to measure the inclination value of the rock drill body and the air leg of the rock drill, the displacement measurement module is used to measure the elongation of the air leg of the rock drill, and the data processing module is used to obtain the drilling depth according to the inclination value and the elongation. That is to say, the drilling depth monitoring device can obtain the drilling depth for each measurement through the inclination value of the rock drill body and the rock drill air leg during drilling, and the elongation of the rock drill air leg. In some implementations, the total drilling depth (the sum of the drilling depths of each measurement) can be obtained through multiple measurements. In addition, the main monitoring components are set on the air leg of the rock drill. Since the air leg of the rock drill has a good shock absorption effect, the influence of the operation process of the pneumatic rock drill on the collected data is greatly reduced. The drilling depth monitoring device and the pneumatic rock drill can measure the drilling depth simply, accurately, in real time and stably.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only illustrate certain embodiments of the present invention, and thus should not be considered as limiting the scope. For those skilled in the art, other related drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is the structural representation of the drilling depth monitoring device that the embodiment of the present invention provides;

Fig. 2 is a schematic diagram of the geometry of the drilling depth monitoring device provided by the embodiment of the present invention when measuring the drilling depth;

Fig. 3 is the connection block diagram of the drilling depth monitoring device provided by the embodiment of the present invention;

Fig. 4 is a schematic diagram of the cross-sectional structure of the connection part and the connection through hole provided by the embodiment of the present invention;

Fig. 5 is a structural schematic view of the gas pipe and the micro-generator provided by the embodiment of the present invention.

Icons: 10-pneumatic rock drill; 100-drilling depth monitoring device; 110-angle measurement module; 112-first inclination sensor; 1121-connection; 1122-connection through hole; 114-second inclination sensor; Module; 130-data processing module; 200-body of rock drill; 300-air leg of rock drill; 400-drill pipe of rock drill; 500-gas pipe; 600-miniature generator.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Apparently, the described embodiments are some of the embodiments of the present utility model, but not all of them. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "left", "right" etc. are based on the The orientation or positional relationship, or the orientation or positional relationship that is usually placed when the utility model product is used, or the orientation or positional relationship that is commonly understood by those skilled in the art, is only for the convenience of describing the utility model and simplifying the description, and It is not to indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and operate in a particular orientation, and thus should not be construed as limiting the invention.

In addition, the terms "first", "second", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that terms such as "setting" and "connection" should be interpreted in a broad sense unless otherwise clearly specified and limited. For example, "connection" can be a fixed connection or a A detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediary, and it may be an internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

Below in conjunction with accompanying drawing, the specific embodiment of the utility model is described in detail.

first embodiment

Please refer to Fig. 1 , this embodiment provides a drilling depth monitoring device 100, which can measure the drilling depth simply, accurately, in real time and stably.

In the existing related technologies, the depth monitoring of the pneumatic rock drill 10 faces the following difficulties: First, the body of the pneumatic rock drill 10 vibrates extremely during operation, and the vibration acceleration reaches 200-1000G, and the weight control and anti-vibration of the monitoring device face great challenges. . Secondly, the working environment of the pneumatic rock drill 10 is harsh, with water vapor and rock powder permeating the air, and has high requirements for waterproofing and dustproofing. The size of the pneumatic rock drill 10 is relatively small, and the position where the monitoring device can be installed is limited. When the drilling depth monitoring device 100 of the pneumatic rock drill 10 is implemented, it cannot interfere with the normal operation of the rock drill operator, and it must be ensured that the rock drill will not be damaged when it encounters rock collisions normally. The inventor of the present application proposes the technical solution of the present application in view of the above-mentioned problems in the prior art.

It should be noted that the drilling depth monitoring device 100 provided in this embodiment can be used in a pneumatic rock drill 10 . When the drilling depth monitoring device 100 provided in this embodiment is applied to the pneumatic rock drill 10, the drilling depth monitoring device 100 can measure the drilling depth of the pneumatic rock drilling machine 10, so that the staff can measure the drilling depth accurately, stably and reliably. depth. It is also easy to monitor.

At the same time, it should also be noted that when the drilling depth monitoring device 100 provided in this embodiment is applied to a pneumatic rock drill 10, the pneumatic rock drill 10 may include a rock drill body 200, a rock drill air leg 300 and a rock drill drill rod 400, the rock drill machine The body 200 is rotatably connected with the air leg 300 of the rock drill, and the drill rod 400 of the rock drill is arranged on the body 200 of the rock drill.

The drilling depth monitoring device 100 provided in this embodiment includes an angle measurement module 110, a displacement measurement module 120 and a data processing module 130, the angle measurement module 110 and the displacement measurement module 120 are all electrically connected to the data processing module 130, and the angle measurement modules 110 are respectively It is arranged on the body 200 of the rock drill and the air leg 300 of the rock drill, and the displacement measurement module 120 and the data processing module 130 are both arranged on the air leg 300 of the rock drill. The angle measurement module 110 is used to measure the inclination value of the rock drill body 200 and the rock drill air leg 300 and transmit the inclination value to the data processing module 130 . The displacement measurement module 120 is used to measure the elongation of the air leg 300 of the rock drill and transmit the elongation to the data processing module 130 . The data processing module 130 is used to obtain the drilling depth according to the inclination value and the elongation.

It can be understood that the angle measurement module 110 is used to measure the inclination value of the rock drill body 200 and the rock drill air leg 300, the displacement measurement module 120 is used to measure the elongation of the rock drill air leg 300, and the data processing module 130 is used to measure the inclination value according to the inclination value and the elongation to obtain the drilling depth. That is to say, the drilling depth monitoring device 100 provided in this embodiment can obtain the inclination angle value of the rock drill body 200 and the rock drill air leg 300 during drilling, and the elongation of the rock drill air leg 300 during each measurement. Drilling depth. In some implementations, the total drilling depth (the sum of the drilling depths of each measurement) can be obtained through multiple measurements. In addition, the main monitoring components are arranged on the air leg 300 of the rock drill. Since the air leg 300 of the rock drill has a good shock absorption effect, the influence of the operation process of the pneumatic rock drill 10 on the collected data is greatly reduced. The drilling depth monitoring device 100 provided in this embodiment can measure the drilling depth simply, accurately, in real time and stably.

Please refer to Fig. 1 and Fig. 2 in combination, when the drilling monitoring device provided by this embodiment is in use:

At time t ₀ , the displacement measurement module 120 records the elongation L ₀ of the air leg 300 of the rock drill, and the angle measurement module 110 records the inclination α ₀ of the air leg 300 of the rock drill and the inclination β ₀ of the body 200 of the rock drill;

At time _t1 , the displacement measurement module 120 records the elongation L ₁ of the rock drill air leg 300, and the angle measurement module 110 records the inclination α ₁ of the rock drill air leg 300 and the inclination β ₁ of the rock drill body 200;

Optionally, the distance between the displacement measurement module 120 and the fuselage is L (it can also be understood as the initial length of the rock drill air leg 300 is L), that is, at time t ₀ , the length of the entire rock drill air leg 300 is L ₀₀ =L+ L ₀ ; at time t ₁ , the length of the entire air leg is L ₁₁ =L+L ₁

The root position of the air leg 300 of the rock drill remains unchanged during a single drilling process. By recording the above parameters, it can be calculated that the drilling depth Z ₁

In Fig. 2, the triangle ABC represents the drilling geometry at t ₀ and t ₁ , where BC is the length of the entire rock drill air leg 300 at t ₀ ; AC is the length of the entire rock drill air leg 300 at t ₁ ; The depth Z ₁ of rod drilling, ∠ACB is β ₀ -β ₁ .

According to the law of cosines:

AB＝[AC ² +BC ² -2*AC*BC*cos(β ₀ -β ₁ )] ^1/2

which is:

Z ₁ ＝[L ₁₁ ² +L ₀₀ ² -2*L ₁₁ *L ₀₀ *COS(β ₀ -β ₁ )] ^1/2

The horizontal drilling depth Z _h1 of the drill pipe is:

Z _h1 =Z ₁ *COS(α ₀ -α ₁ )

The total drilling depth is the sum of the drilling depths measured multiple times

Total drilling depth Z=∑Z _i

Total horizontal drilling depth Z _H ＝∑Z _hi

Where i is a positive integer such as 1, 2, 3, ... and so on.

Please refer to Fig. 3, optionally, the angle measurement module 110 includes a first inclination sensor 112 and a second inclination sensor 114, the first inclination sensor 112 is arranged on the rock drilling machine body 200 and is electrically connected with the data processing module 130, the second inclination sensor The sensor 114 is arranged on the air leg 300 of the rock drill and is electrically connected to the data processing module 130 . The first inclination sensor 112 is used to measure the first inclination value of the rock drilling machine body 200, the second inclination sensor 114 is used to measure the second inclination value of the rock drill air leg 300, and the data processing module 130 is used to measure the first inclination value according to the first inclination value, the second The inclination value and the elongation result in the drilling depth.

Optionally, both the above-mentioned first inclination sensor 112 and the second inclination sensor 114 can use MEMS (Micro-Electro-Mechanical System, Micro-Electro-Mechanical System) sensors to further reduce the weight and volume of the sensors and improve the shock resistance and environmental protection. tolerance.

Optionally, the connection between the first inclination sensor 112 and the rock drilling machine body 200 is clamping or screwing.

Referring to FIG. 4 , optionally, a connecting portion 1121 protrudes from the housing of the first inclination sensor 112 , and a connecting through hole 1122 is disposed on the connecting portion 1121 .

Optionally, the angle measurement module 110 further includes a connection wire, and the first inclination sensor 112 is electrically connected to the data processing module 130 through the connection wire.

Optionally, the connection wires are provided with connection terminals, the first inclination sensor 112 is provided with plug ports, and the connection terminals are pluggably connected to the plug ports.

Optionally, the connection mode between the second inclination sensor 114 and the rock drill air leg 300 is clamping or screwing.

It should be noted that the settings of the second inclination sensor 114 can be set with reference to the first inclination sensor 112 .

Optionally, the displacement measurement module 120 is a wire-type displacement sensor, which is arranged on the air leg 300 of the rock drill and used to measure the elongation of the air leg 300 of the rock drill.

Optionally, the data processing module 130 is a data collector, the data collector is arranged on the rock drill air leg 300 and is electrically connected with the angle measurement module 110 and the displacement measurement module 120, and the data collector is also used to process the inclination value and the elongation and Get the drilling depth.

Optionally, the drilling depth monitoring device 100 may also include a positioning module and a wireless communication module, the wireless communication module is electrically connected to the positioning module, the positioning module is used to obtain the position information of the drilling depth monitoring device 100, and the wireless communication module is used to communicate with The server is communicatively connected and used to send location information and drilling depth information to the server.

Optionally, the wireless communication module may be an antenna module, and the location information obtained by the positioning module may include latitude and longitude coordinates, the serial number of the drilling depth monitoring device 100 and the like. The server may be a cloud server or the like.

Please refer to Fig. 5, optionally, the drilling depth monitoring device 100 also includes a micro-generator 600, the micro-generator 600 can be arranged on the air pipe 500 of the pneumatic rock drill 10, and the micro-generator 600 can generate electricity through the gas flowing in the air pipe 500 . The micro-generator 600 is electrically connected with the angle measurement module 110 , the displacement measurement module 120 and the data processing module 130 and is used for supplying power to the angle measurement module 110 , the displacement measurement module 120 and the data processing module 130 .

The above-mentioned micro-generator 600 can be a hydraulic generator, and the micro-generator 600 can supply power to the drilling depth monitoring device 100, so that the drilling depth monitoring device 100 has a longer endurance, thereby ensuring the normal operation of the drilling depth monitoring device 100. Work.

In addition, it should be noted that an electric storage module, such as a storage battery, can also be provided on the pneumatic rock drill 10, and the electric energy generated by the micro generator 600 can be stored through the electric storage module.

second embodiment

Please refer to FIG. 1 to FIG. 5 together. This embodiment provides a pneumatic rock drill 10, which can measure the drilling depth simply, accurately, in real time and stably.

The pneumatic rock drill 10 provided in this embodiment includes a rock drill body 200, a rock drill air leg 300, a rock drill drill rod 400 and the drilling depth monitoring device 100 provided in the first embodiment. The rock drill body 200 is rotationally connected with the rock drill air leg 300, and the rock drill The drill pipe 400 is arranged on the rock drilling machine body 200, the drilling depth monitoring device 100 includes an angle measurement module 110, a displacement measurement module 120 and a data processing module 130, the angle measurement module 110 and the displacement measurement module 120 are electrically connected to the data processing module 130, The angle measurement module 110 is respectively arranged on the rock drill body 200 and the rock drill air leg 300 , and the displacement measurement module 120 and the data processing module 130 are both arranged on the rock drill air leg 300 . The angle measurement module 110 is used to measure the inclination value of the rock drill body 200 and the rock drill air leg 300 and transmit the inclination value to the data processing module 130 . The displacement measurement module 120 is used to measure the elongation of the air leg 300 of the rock drill and transmit the elongation to the data processing module 130 . The data processing module 130 is used to obtain the drilling depth according to the inclination value and the elongation.

It should be noted that, since the pneumatic rock drill 10 provided in this embodiment has the drilling depth monitoring device 100 provided in the first embodiment, it should at least have the same or similar beneficial effects as the drilling depth monitoring device 100 .

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the present utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. A drilling depth monitoring device is used for a pneumatic rock drill, the pneumatic rock drill includes a rock drill body, a rock drill air leg and a rock drill drill rod, the rock drill body is rotatably connected with the rock drill air leg, and the rock drill drills The rod is arranged on the body of the rock drill, and it is characterized in that the drilling depth monitoring device includes an angle measurement module, a displacement measurement module and a data processing module, and both the angle measurement module and the displacement measurement module are related to the data processing module. The modules are electrically connected, the angle measurement modules are respectively arranged on the rock drill body and the rock drill air leg, and the displacement measurement module and the data processing module are both arranged on the rock drill air leg; The angle measurement module is used to measure the inclination value of the rock drill body and the rock drill air leg and transmit the inclination value to the data processing module; The displacement measurement module is used to measure the elongation of the air leg of the rock drill and transmit the elongation to the data processing module; The data processing module is used to obtain the drilling depth according to the inclination value and the elongation. 2. The drilling depth monitoring device according to claim 1, wherein the angle measurement module comprises a first inclination sensor and a second inclination sensor, the first inclination sensor is arranged on the rock drilling machine body and Electrically connected to the data processing module, the second inclination sensor is arranged on the air leg of the rock drill and electrically connected to the data processing module; The first inclination sensor is used to measure the first inclination value of the rock drill body, the second inclination sensor is used to measure the second inclination value of the air leg of the rock drill, and the data processing module is used to The first inclination value, the second inclination value and the elongation amount obtain the drilling depth. 3 . The drilling depth monitoring device according to claim 2 , wherein the connection between the first inclination sensor and the body of the rock drill is clamping or screwing. 4 . 4 . The drilling depth monitoring device according to claim 3 , wherein a connecting portion protrudes from the casing of the first inclination sensor, and a connecting through hole is arranged on the connecting portion. 5 . 5 . The drilling depth monitoring device according to claim 2 , wherein the angle measurement module further comprises a connection wire, and the first inclination sensor is electrically connected to the data processing module through the connection wire. 6. The drilling depth monitoring device according to claim 5, characterized in that, the connecting wire is provided with a connecting terminal, the first inclination sensor is provided with a plug-in port, and the connecting terminal is pluggably connected to The plug port is connected. 7 . The drilling depth monitoring device according to claim 2 , wherein the connection between the second inclination sensor and the air leg of the rock drill is clamping or screwing. 8 . 8. drilling depth monitoring device according to claim 1, is characterized in that, described drilling depth monitoring device also comprises positioning module and wireless communication module, and described wireless communication module is electrically connected with described positioning module, and described The positioning module is used to obtain the location information of the drilling depth monitoring device, and the wireless communication module is used to communicate with a server and send the location information and the drilling depth information to the server. 9. The drilling depth monitoring device according to claim 1, characterized in that, the drilling depth monitoring device further comprises a miniature generator, and the miniature generator is arranged on the gas pipe of the pneumatic rock drill, and the miniature generator The generator is used to generate electricity through the air in the air pipe of the pneumatic rock drill; the micro generator is electrically connected with the angle measurement module, the displacement measurement module and the data processing module and is used for the angle measurement module, The displacement measurement module and the data processing module are powered. 10. A pneumatic rock drill, characterized in that it comprises a rock drill body, a rock drill air leg, a rock drill drill rod, and the drilling depth monitoring device according to any one of claims 1-9, the rock drill body and the rock drill body The air leg of the rock drill is rotatably connected, the drill rod of the rock drill is set on the body of the rock drill, the angle measurement modules are respectively set on the body of the rock drill and the air leg of the rock drill, and the displacement measurement module is set on the Rock drill air legs.