CN2152075Y - Inspection instrument for borehole - Google Patents
Inspection instrument for borehole Download PDFInfo
- Publication number
- CN2152075Y CN2152075Y CN93200075U CN93200075U CN2152075Y CN 2152075 Y CN2152075 Y CN 2152075Y CN 93200075 U CN93200075 U CN 93200075U CN 93200075 U CN93200075 U CN 93200075U CN 2152075 Y CN2152075 Y CN 2152075Y
- Authority
- CN
- China
- Prior art keywords
- bayonet lock
- instrument
- photoelectric probe
- boring
- fastening devices
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an inspection instrument for boreholes that is used to monitor rock mass structure, particularly the rock mass structure under coal mine wells. The utility model comprises a photoelectric probe (1), a supporting rod (2), a fixing device (3), an explosion-proof box (40), a display (5) and (or) a video tape recorder (6). The photoelectric probe and the fixing device are respectively arranged at both ends of the supporting rod, and the display and (or) the video tape recorder are (is) put inside the explosion-proof box. The utility model uses a battery supply, and the minitype display and (or) the video tape recorder that are (is) powered by the battery, and the circuit uses a composite type explosion-proof treatment. The instrument is explosion-proof and portable, is high in resolving power, is low in cost, and can be used under the condition of low-light level and in boreholes of various azimuths.
Description
The utility model relates to a kind of rock mass structure that is used to monitor, and particularly monitors under the coal mine boring of rock mass structure and spies on instrument.This instrument have photoelectric probe, display and (or) video recorder.Be mainly used in monitoring rock stratum absciss layer situation, rock mass structure dynamic change, slurry infiltration scope when rock mass slip casting is solidified, the position of rock mass aquifer issue etc.
Disclose the boring of a kind of being called " borehole television " in " mine pressure CONTROL OF STRATA MOVEMENT and support technology " literary composition of " world's colliery engineering " the 8th interim publication in 1987 and spied on system.This system comprises photoelectric probe, controller, display, is connected by cable between photoelectric probe and the controller.Need be equipped with winch, miniature gasoline engine, aperture pulley, depth indicator, monitor vehicle etc. during use, used power supply is the 220V alternating current.Its photoelectric probe is provided with the lighting of high illuminance level.Display is the general television set of 220V.
The weak point that system is spied in existing boring is: equipment is doted on assorted, and is not portable not explosion-proof, can only be used for ground; Can only be used for downward boring; Need high illuminance level in the boring; Resolution ratio is low, costs an arm and a leg.
The purpose of this utility model is to provide a kind of portable boring that is suitable for various orientation boring use under the coal mine to spy on instrument.
The purpose of this utility model is that also this instrument can be used for low light conditions, has high-resolution, and camera safety under the photoelectric probe situation stuck by drill hole wall is withdrawed from.
The purpose of this utility model can reach by following measure:
1, this instrument by photoelectric probe, support bar, fastening devices, display and (or) video recorder, Flameproof box form.Photoelectric probe is installed on an end of support bar, and fastening devices is installed on the other end of support bar.Display and video recorder are battery powered miniscope and video recorder.
2, this instrument power source is a battery supply, has adopted compound intrinsically safe circuit.The photoelectric probe circuit adopts intrinsic safety to handle, and the positive pole of power supply is through current limliting electricity R
2, diode safety barrier and camera circuit inlet is connected, the vision signal of camera circuit is through current-limiting resistance R
3, R
1Enter display circuit.Power supply and R
1, R
2Glue envelope is one, with display and (or) video recorder is placed in the Flameproof box, the circuit in the photoelectric probe adopts the glue envelope.
The purpose of this utility model can also reach by following measure:
1, the lighting circuit of photoelectric probe is parallel on the camera power supply with several light emitting diodes series connection back integral body, and is complementary with the limit illumination of camera.
2, camera adopts CCD high sensitivity camera.
3, extractor is installed on photoelectric probe.
Operating principle of the present utility model is: the rock mass image of drill hole wall enters camera by the window of photoelectric probe, light-sensitive element through camera inside is converted into the signal of telecommunication to optical signal, after inter-process, become vision signal enter display and (or) video recorder.
The drawing of accompanying drawing is described as follows:
Fig. 1 is the dimension sketch of an embodiment of the utility model.
Fig. 2 is the electrical schematic diagram of this embodiment.
Fig. 3 is a kind of photoelectric probe that extractor is housed.
Fig. 4 is the A-A sectional drawing of Fig. 3.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is a kind of mechanical type fastening devices.
The utility model is described in further detail below in conjunction with accompanying drawing:
See Fig. 1, Fig. 2.The 1st, photoelectric probe, the 2nd, support bar, the 3rd, fastening devices.Photoelectric probe and fastening devices are installed in the two ends of support bar respectively, are carved with scale on the support bar, enter the degree of depth of boring in order to indication.The 4th, Flameproof box, display 5 and video recorder 6 are contained in the Flameproof box.Camera in the photoelectric probe has adopted the high sensitivity MTJ-1801CB of CCD type camera.Display is the LES-14A escope.Video recorder is that Sony surpasses 8 types.
Referring to Fig. 2.Power supply E
0Be VM-VBM7EN type 12VDC battery.Adopted compound intrinsically safe circuit.The photoelectric probe circuit adopts intrinsic safety to handle.E
0Positive pole through current-limiting resistance R
2And diode safety barrier D
aAnd D
bBe connected with camera circuit inlet, the vision signal of camera circuit is through current-limiting resistance R
3, R
1Enter display circuit.E
0And R
1, R
2The glue envelope is placed in the Flameproof box with display and video recorder for one, and the circuit in the photoelectric probe adopts the glue envelope.The lighting circuit of photoelectric probe is with 6 light emitting diode F
D1Series connection back integral body is parallel on the camera power supply, and is complementary with the limit illumination 0.02Lux of camera.
Extractor is made up of spring 7, bayonet lock body 9, snap ring 10 among Fig. 3 to Fig. 5.Snap ring 10 is fixed on the housing 11 of photoelectric probe, and groove 12 is arranged on it.Bayonet lock body and CCD camera assembly 8 dresses are one.When packing CCD camera assembly into, the bayonet lock 13 on the bayonet lock body enters from the opening of groove 12, and moves in groove until the top of groove, and this moment, CCD camera assembly was fixing under the pressure of spring 7.Make bayonet lock 13 withdraw from and CCD camera assembly can be taken out when withdrawing from CCD camera assembly along groove 12.
Mechanical type fastening devices shown in Figure 6 is made up of assembling all-in-one-piece fixed mechanism and clamping body.The assembly 16 that fixed mechanism comprises 14,3 rotating shafts 15 of 6 eccentric blocks of the garden that is arranged on week and rotating shaft 15 is rotated.Handle assembly 16 rotating shaft 15 is rotated, the eccentric block 14 that drives on it rotates, and the formed external diameter of eccentric block strengthens, and with the drill hole wall chucking, thereby fastening devices is fixed in the boring.Clamping body is made up of three fixture blocks 17, bearing pin 18 and driven unit 19.Handle driven unit 19 fixture block 17 is rotated around bearing pin 18, the internal diameter that fixture block forms dwindles, and makes fixture block 17 chucking support bars.
Fastening devices also can be annular capsule, and its external surface and drill hole wall compress when filling feed liquor body or gas, and endoporus and support bar compress, to realize the fixing of support bar.
The utility model compared with prior art has following advantage:
1, because the utility model has adopted battery supply and miniscope and video recorder, and adopted the compound explosion-prevention circuit, it is explosion-proof that it is had, portable advantage.
2, because the improvement of lighting circuit can be used the utility model under low light conditions.
3, owing to adopted support bar and fixture, make the utility model be convenient in the boring in various orientation, use.
4, owing to adopted CCD high sensitivity camera, improved the resolution ratio of this instrument.
5, the employing of extractor makes the utility model can be when the photoelectric probe housing is stuck in the boring, the Safe withdrawing camera.
6, because the utility model is small-sized, simple, cost is reduced greatly.
Claims (9)
1, a kind ofly be used to monitor rock mass structure, particularly monitor under the coal mine boring of rock mass structure and spy on instrument, have photoelectric probe (1), display (5) and (or) video recorder (6), it is characterized in that:
A, also comprise support bar (2), fastening devices (3) and Flameproof box (4), photoelectric probe is installed on an end of support bar, and fastening devices is installed in the other end, adopted battery powered miniscope (5) and (or) video recorder (6);
B, power supply E are battery supply, have adopted compound intrinsically safe circuit, and the photoelectric probe circuit adopts intrinsic safety to handle power supply E
0Positive pole through current-limiting resistance R
2, diode safety barrier D
aAnd D
bBe connected with camera circuit inlet, the vision signal of camera circuit is through current-limiting resistance R
3, R
1Enter display and (or) video recorder, power supply E
0And R
1, R
2Glue envelope is one, with display (5) and (or) video recorder (6) is placed in the Flameproof box (4), the circuit in the photoelectric probe adopts glue to seal.
2, instrument is spied in boring as claimed in claim 1, it is characterized in that: the lighting circuit of photoelectric probe (1) is with several light emitting diodes F
D1Series connection back integral body is parallel on the camera power supply and is complementary with the limit illumination of camera.
3, spy on instrument as claim 1 and 2 described borings, it is characterized in that: camera is a CCD high sensitivity camera.
4, spy on instrument as claim 1 and 2 described borings, it is characterized in that: photoelectric probe is equipped with extractor in (1), extractor comprises spring (7), bayonet lock body (9), snap ring (10), snap ring (10) is fixed on the housing (11) of photoelectric probe, groove (12) is arranged on it, bayonet lock body (9) is one with CCD camera assembly (8) dress, bayonet lock (13) is arranged on the bayonet lock body (9), when packing into or withdraw from CCD camera assembly (8), bayonet lock (13) moves in groove (12), after CCD camera assembly (8) was packed into, spring (7) held out against in groove (12) bayonet lock (13).
5, instrument is spied in boring as claimed in claim 3, it is characterized in that: photoelectric probe is equipped with extractor in (1), extractor comprises spring (7), bayonet lock body (9), snap ring (10), snap ring (10) is fixed on the housing (11) of photoelectric probe, groove on it (12), bayonet lock body (9) is one with CCD camera assembly (8) dress, bayonet lock (12) is arranged on the bayonet lock body (9), when packing into or withdraw from CCD camera assembly (8), bayonet lock (13) moves in groove (12), after CCD camera assembly (8) was packed into, spring (7) held out against in groove (12) bayonet lock (13).
6, spy on instrument as claim 1 and 2 described borings, it is characterized in that: fastening devices (3) is machinery, hydraulic pressure or pneumatic means.
7, instrument is spied in boring as claimed in claim 3, it is characterized in that: fastening devices (3) is machinery, hydraulic pressure or pneumatic means.
8, instrument is spied in boring as claimed in claim 4, it is characterized in that: fastening devices (3) is machinery, hydraulic pressure or pneumatic means.
9, instrument is spied in boring as claimed in claim 5, it is characterized in that: fastening devices (3) is machinery, hydraulic pressure or pneumatic means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN93200075U CN2152075Y (en) | 1993-01-04 | 1993-01-04 | Inspection instrument for borehole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN93200075U CN2152075Y (en) | 1993-01-04 | 1993-01-04 | Inspection instrument for borehole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2152075Y true CN2152075Y (en) | 1994-01-05 |
Family
ID=33784942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN93200075U Expired - Fee Related CN2152075Y (en) | 1993-01-04 | 1993-01-04 | Inspection instrument for borehole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2152075Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100424321C (en) * | 2006-03-27 | 2008-10-08 | 天地科技股份有限公司 | Testing method and apparatus for geological mechanics parameter under coal mine |
| CN101754601A (en) * | 2008-11-28 | 2010-06-23 | 陕西航泰电气有限公司 | Method for designing explosion-proof box of explosion-proof video tape recorder for television monitoring device |
| CN101482409B (en) * | 2009-02-09 | 2010-08-18 | 吴志刚 | Rock fissure direction and obliquity measuring method |
| CN102200415A (en) * | 2011-05-19 | 2011-09-28 | 中南大学 | Deep-hole blasting construction technology in fractured rocks |
| CN101526009B (en) * | 2009-04-09 | 2012-10-24 | 西安科技大学 | Wall rock destabilization acousto-optic-electric integrated monitoring system and monitoring method thereof |
| CN103147737A (en) * | 2013-02-22 | 2013-06-12 | 姚强岭 | Drilling detection method for disclosing law of overburden failure in ascending mining |
| CN109441428A (en) * | 2018-12-24 | 2019-03-08 | 中国三峡建设管理有限公司 | The intelligence drilling detection device and its detection method of platform are bored based on multi-arm |
-
1993
- 1993-01-04 CN CN93200075U patent/CN2152075Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100424321C (en) * | 2006-03-27 | 2008-10-08 | 天地科技股份有限公司 | Testing method and apparatus for geological mechanics parameter under coal mine |
| CN101754601A (en) * | 2008-11-28 | 2010-06-23 | 陕西航泰电气有限公司 | Method for designing explosion-proof box of explosion-proof video tape recorder for television monitoring device |
| CN101754601B (en) * | 2008-11-28 | 2015-08-05 | 陕西航泰电气有限公司 | The explosion-proof tank method for designing of flame-proof video recorder for television monitoring device |
| CN101482409B (en) * | 2009-02-09 | 2010-08-18 | 吴志刚 | Rock fissure direction and obliquity measuring method |
| CN101526009B (en) * | 2009-04-09 | 2012-10-24 | 西安科技大学 | Wall rock destabilization acousto-optic-electric integrated monitoring system and monitoring method thereof |
| CN102200415A (en) * | 2011-05-19 | 2011-09-28 | 中南大学 | Deep-hole blasting construction technology in fractured rocks |
| CN103147737A (en) * | 2013-02-22 | 2013-06-12 | 姚强岭 | Drilling detection method for disclosing law of overburden failure in ascending mining |
| CN109441428A (en) * | 2018-12-24 | 2019-03-08 | 中国三峡建设管理有限公司 | The intelligence drilling detection device and its detection method of platform are bored based on multi-arm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |