CN213869851U - Underground drilling track measuring device for coal mine - Google Patents
Underground drilling track measuring device for coal mine Download PDFInfo
- Publication number
- CN213869851U CN213869851U CN202022532874.5U CN202022532874U CN213869851U CN 213869851 U CN213869851 U CN 213869851U CN 202022532874 U CN202022532874 U CN 202022532874U CN 213869851 U CN213869851 U CN 213869851U
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- China
- Prior art keywords
- drilling
- hole
- measuring
- angle
- rotating roller
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- 238000005553 drilling Methods 0.000 title claims abstract description 58
- 239000003245 coal Substances 0.000 title claims description 19
- 238000005259 measurement Methods 0.000 claims abstract description 27
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a colliery is drilling orbit measuring device in pit, it includes: the bottom support frame is attached to the plane where the drilling hole is located and fixed at the peripheral position of the drilling hole to be measured; the angle measurement rotating roller is horizontally arranged above the bottom support frame, a vertical sleeve is fixed on the angle measurement rotating roller, the lower part of the vertical sleeve extends into the hole to be drilled, and an angle scale is marked on one end surface of the angle measurement rotating roller; the two supporting sleeves are fixed on the upper end surface of the bottom supporting frame, are respectively sleeved at the front end and the rear end of the angle measuring rotating roller and are connected with the angle measuring rotating roller through bearings; and the depth measuring rod is inserted into the vertical sleeve, and a depth graduated scale is marked on the depth measuring rod. The utility model provides a colliery is drilling orbit measuring device in pit carries out the measurement of angle and degree of depth respectively through angular surveying live-rollers and degree of depth measuring stick, and the two successively goes on, need not the secondary operation, improves work efficiency.
Description
Technical Field
The utility model belongs to the drilling measurement field especially involves a colliery is drilling track measuring device in pit.
Background
When the anchor rod is supported, an anchor rod drilling machine is used for drilling holes, then the prestressed anchor rod is inserted into the hole of the drilled hole, prestress is applied to the prestressed anchor rod through the anchor rod drilling machine, and then the prestressed anchor rod acts on a coal mine roadway to realize support. In the actual operation process, firstly, the track measurement is needed to be carried out on the drilling hole, specifically, the angle measurement and the depth measurement are carried out respectively by adopting an angle measurement device and a depth measurement device, and the secondary operation is time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a colliery is drilling orbit measuring device in pit to provide at least advantage that will explain later.
Another object of the utility model is to provide a colliery is drilling track measuring device in pit carries out the measurement of angle and degree of depth respectively through angular surveying live-rollers and degree of depth measuring stick, and the two is successively gone on, need not secondary operation, improves work efficiency.
The technical scheme of the utility model as follows:
colliery is drilling track measuring device in pit, it includes:
the bottom support frame is attached to the plane where the drilling hole is located and fixed at the peripheral position of the drilling hole to be measured;
the angle measurement rotating roller is horizontally arranged and located above the bottom support frame, a vertical sleeve is vertically inserted into the middle section of the angle measurement rotating roller, the lower portion of the vertical sleeve extends into a hole to be drilled, and an angle scale is marked on one end face of the angle measurement rotating roller;
the two supporting sleeves are fixed on the upper end surface of the bottom supporting frame, are respectively sleeved at the front end and the rear end of the angle measuring rotating roller and are connected with the angle measuring rotating roller through bearings;
and the depth measuring rod is inserted into the vertical sleeve, and a depth graduated scale is marked on the depth measuring rod.
Preferably, the device for measuring the track of the underground drilling hole of the coal mine further comprises:
the two vertical supports are arranged above the bottom support frame and are respectively positioned at the edge positions of two sides of the upper end surface of the bottom support frame;
the output end of the cylinder is vertically downward and is connected to the upper end of the depth measuring rod, and the cylinder drives the depth measuring rod to do linear motion in the hole of the drill hole to be measured;
the fixing frame is fixedly connected with the air cylinder and provided with a plurality of fixing positions with different heights on the vertical support.
Preferably, in the device for measuring the underground drilling track of the coal mine,
the opposite side surfaces of the two vertical supports are provided with vertical sliding grooves, and the bottoms of the vertical sliding grooves are provided with a plurality of fixing holes;
the two ends of the fixing frame are provided with clamping blocks matched with the vertical sliding grooves, and the end faces of the clamping blocks are provided with fixing blind holes;
and a fixing piece penetrates through the fixing hole and the fixing blind hole to fix the fixing frame on the vertical support.
Preferably, in the device for measuring the underground drilling track of the coal mine, the bottom support frame and the plane where the drilling position is located are fixed through screws.
Preferably, in the device for measuring the track of the underground drilling hole of the coal mine, at least two inclined supports are arranged between the supporting sleeve and the bottom supporting frame.
Preferably, in the device for measuring the underground drilling trajectory of the coal mine, the vertical sleeve comprises a plurality of sub-sleeves which are nested with each other and can stretch downwards.
Preferably, in the device for measuring the underground coal mine drilling track, the outer diameter of the part of the vertical sleeve extending into the hole to be measured is not less than 7/8 of the diameter of the hole to be measured.
The utility model discloses following beneficial effect has:
the angle and the depth are measured respectively through the angle measuring rotating roller and the depth side pull rod, the angle measuring rotating roller and the depth side pull rod are sequentially carried out, secondary operation is not needed, and the working efficiency is improved;
the angle measuring rotating roller and the depth measuring rod are respectively marked with an angle graduated scale and a depth graduated scale, so that the measuring result can be visually observed;
fixing the air cylinder by arranging fixing positions with different heights on the vertical support, so that drilling holes with different depths can be measured;
the vertical sleeve comprises a plurality of sub-sleeves which are nested with each other and can stretch downwards, and drilling holes with different diameters can be measured.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the device for measuring the drilling track of the underground coal mine provided by the utility model.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1, the utility model provides a colliery is drilling track measuring device in pit, it includes:
the bottom support frame 1 is attached to a plane 2 where the drilling position is located and fixed at the peripheral position of a drilling hole 3 to be measured;
the angle measurement rotating roller 4 is horizontally arranged and located above the bottom support frame 1, a vertical sleeve 5 is vertically inserted into the middle section of the angle measurement rotating roller 4, the lower portion of the vertical sleeve 5 extends into the hole 3 to be drilled, and an angle scale is marked on one end face of the angle measurement rotating roller 4;
the two supporting sleeves 6 are fixed on the upper end face of the bottom supporting frame 1, and the two supporting sleeves 5 are respectively sleeved at the front end and the rear end of the angle measuring rotating roller 4 and are connected with the angle measuring rotating roller through bearings;
a depth measuring rod 7 inserted into the vertical sleeve 5, the depth measuring rod 7 being marked with a depth scale.
In order to measure the drilling hole of different diameters the utility model provides a colliery is drilling track measuring device's in pit in one embodiment, still include:
the two vertical brackets 8 are arranged above the bottom support frame 1 and are respectively positioned at the two side edges of the upper end surface of the bottom support frame 1;
the output end of the air cylinder 9 is vertically downward and connected to the upper end of the depth measuring rod 7, and the air cylinder 9 drives the depth measuring rod 7 to do linear motion in the hole 3 to be drilled;
and the fixing frame 10 is fixedly connected with the air cylinder 9, and the fixing frame 10 is provided with a plurality of fixing positions with different heights on the vertical support 8.
In one embodiment of the device for measuring the drilling track of the underground coal mine provided by the utility model,
the opposite side surfaces of the two vertical supports 8 are provided with vertical sliding grooves, and the bottoms of the vertical sliding grooves are provided with a plurality of fixing holes;
the two ends of the fixing frame 10 are provided with clamping blocks matched with the vertical sliding grooves, and the end faces of the clamping blocks are provided with fixing blind holes;
a fixing member passes through the fixing hole and the fixing blind hole to fix the fixing frame 10 on the vertical bracket 8.
The utility model provides an in colliery in pit drilling track measuring device's an embodiment, the bottom sprag frame 1 with it is fixed through screw 11 between drilling position place plane 2, prevent the skew of whole device in the measurement process, and then improve measurement accuracy.
In an embodiment of the device for measuring the drilling trajectory in the coal mine, the supporting sleeve 6 and the bottom bracing frame 1 are provided with at least two inclined supports 12 therebetween to reinforce the connection between the supporting sleeve and the bottom bracing frame.
In order to measure the drilling holes with different diameters, the utility model provides a colliery is drilling track measuring device's in pit an embodiment, vertical sleeve 5 is including nested and a plurality of sub-sleeves that can stretch out and draw back downwards each other, in determining by which or which sub-sleeve extends to the drilling hole downwards according to the drilling hole diameter of difference, whole vertical telescopic structure is similar to extendible antenna.
In an embodiment of the device for measuring the drilling trajectory in the coal mine, the vertical sleeve 5 extends to the outer diameter of the part of the hole 3 to be measured is not less than 7/8 of the diameter of the hole 3 to be measured, so as to avoid the vertical sleeve from inclining in the hole to be measured, thereby improving the measurement accuracy.
The utility model provides a colliery is drilling orbit measuring device's in pit working process does:
after the position and the diameter of a hole to be measured are determined, firstly, a vertical sleeve matched with the diameter of the hole to be measured is stretched downwards to extend into the hole to be measured, then, a bottom support frame is fixed on a plane where the bottom support frame is located through a screw, and at the moment, if an included angle between the hole to be measured and the plane where the hole to be measured is located is not a right angle, the vertical sleeve drives an angle measurement rotating roller to rotate so that the angle measurement rotating roller and a support sleeve deflect, and the deflection angle can be obtained through an angle scale;
and then, determining the fixing position of the cylinder on the vertical support according to the preset drilling depth, inserting the depth measuring rod into the vertical sleeve, fixing the cylinder to the corresponding fixing position, so that the lower end surface of the depth measuring rod is flush with the plane where the drilling hole is located, driving the depth measuring rod to move downwards by the cylinder until the depth measuring rod reaches the bottom of the drilling hole, completing depth measurement, and obtaining the drilling depth of the depth measuring rod by the depth scale.
The marking of the angle and depth scales can be varied by the skilled person as required, such as determining the division and start values of the scale, the start position, etc., which need not be described in detail herein.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (7)
1. Colliery is drilling track measuring device in pit, its characterized in that includes:
the bottom support frame is attached to the plane where the drilling hole is located and fixed at the peripheral position of the drilling hole to be measured;
the angle measurement rotating roller is horizontally arranged and located above the bottom support frame, a vertical sleeve is vertically inserted into the middle section of the angle measurement rotating roller, the lower portion of the vertical sleeve extends into a hole to be drilled, and an angle scale is marked on one end face of the angle measurement rotating roller;
the two supporting sleeves are fixed on the upper end surface of the bottom supporting frame, are respectively sleeved at the front end and the rear end of the angle measuring rotating roller and are connected with the angle measuring rotating roller through bearings;
and the depth measuring rod is inserted into the vertical sleeve, and a depth graduated scale is marked on the depth measuring rod.
2. The coal mine downhole drilling trajectory measuring device according to claim 1, further comprising:
the two vertical supports are arranged above the bottom support frame and are respectively positioned at the edge positions of two sides of the upper end surface of the bottom support frame;
the output end of the cylinder is vertically downward and is connected to the upper end of the depth measuring rod, and the cylinder drives the depth measuring rod to do linear motion in the hole of the drill hole to be measured;
the fixing frame is fixedly connected with the air cylinder and provided with a plurality of fixing positions with different heights on the vertical support.
3. The coal mine downhole drilling trajectory measuring device according to claim 2,
the opposite side surfaces of the two vertical supports are provided with vertical sliding grooves, and the bottoms of the vertical sliding grooves are provided with a plurality of fixing holes;
the two ends of the fixing frame are provided with clamping blocks matched with the vertical sliding grooves, and the end faces of the clamping blocks are provided with fixing blind holes;
and a fixing piece penetrates through the fixing hole and the fixing blind hole to fix the fixing frame on the vertical support.
4. The device for measuring the underground coal mine drilling track according to claim 1, wherein the bottom support frame is fixed with the plane of the drilling position through a screw.
5. The device for measuring the track of the underground coal mine drilling hole according to claim 1, wherein at least two inclined supports are arranged between the supporting sleeve and the bottom supporting frame.
6. The coal mine downhole drilling trajectory measurement device of claim 1, wherein the vertical sleeve comprises a plurality of subsleeves nested within one another and retractable downward.
7. The coal mine downhole drilling trajectory measuring device according to claim 6, wherein the outer diameter of the portion of the vertical sleeve extending into the drilling hole to be measured is not less than 7/8 of the diameter of the drilling hole to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022532874.5U CN213869851U (en) | 2020-11-05 | 2020-11-05 | Underground drilling track measuring device for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022532874.5U CN213869851U (en) | 2020-11-05 | 2020-11-05 | Underground drilling track measuring device for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213869851U true CN213869851U (en) | 2021-08-03 |
Family
ID=77052709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022532874.5U Expired - Fee Related CN213869851U (en) | 2020-11-05 | 2020-11-05 | Underground drilling track measuring device for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213869851U (en) |
-
2020
- 2020-11-05 CN CN202022532874.5U patent/CN213869851U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |