CN110439480B - Mining portable intrinsic safety type measuring catcher - Google Patents
Mining portable intrinsic safety type measuring catcher Download PDFInfo
- Publication number
- CN110439480B CN110439480B CN201910805218.7A CN201910805218A CN110439480B CN 110439480 B CN110439480 B CN 110439480B CN 201910805218 A CN201910805218 A CN 201910805218A CN 110439480 B CN110439480 B CN 110439480B
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- end cover
- column
- sealing groove
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- 238000005065 mining Methods 0.000 title claims description 14
- 238000007789 sealing Methods 0.000 claims abstract description 72
- 239000000523 sample Substances 0.000 claims abstract description 29
- 239000002184 metal Substances 0.000 claims abstract description 18
- 229910052751 metal Inorganic materials 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000004049 embossing Methods 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 2
- 238000005553 drilling Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 9
- 239000003245 coal Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 8
- 239000002351 wastewater Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004382 visual function Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/028—Electrical or electro-magnetic connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/05—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations having different types of direct connections
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Mechanical Control Devices (AREA)
Abstract
The invention discloses a portable intrinsic safety type measuring catcher for mines, which comprises a supporting shell, a control cable connecting component and an end cover sealing component, wherein a holding part and a probe rod connecting part are arranged on the supporting shell, and at least two water outlets are formed at the connecting part of the holding part and the probe rod connecting part; the control cable coupling assembling includes the fixing base, is provided with first column type on the fixing base and connects, and the center of insulating part wears to be equipped with second column type and connects, and second column type connects and sets up the one end at insulating part inner chamber metal connecting piece and be connected, and end cover seal assembly includes end cover, sealing joint, and the external screw thread that sets up on the end cover is connected with the internal thread cooperation of support casing, is provided with hollow screw on the outer terminal surface of end cover, sealing joint and hollow screw threaded connection. The portable intrinsic safety type measuring connector for the mine has the characteristics of simple structure, convenience in use, safety, reliability, firmness, durability and the like, and ensures the measuring precision.
Description
Technical Field
The invention relates to the technical field of mining measuring devices, in particular to a mining portable intrinsic safety type measuring connector.
Background
The underground geological conditions of the coal mine are complex, the trend of the coal seam is fluctuant, the gas deep in the coal seam is difficult to be pumped and discharged by the traditional drilling process, and the drilling angle cannot be adjusted according to the trend of the rock stratum in the drilling process. In order to ensure the safety of coal mining, the mining measurement while drilling instrument can drill into a drill hole to collect data in real time, and the drill hole track is displayed on site after the drill is started, so that a visual function is realized. The measurement while drilling instrument mainly comprises a host and a probe rod, wherein the host is connected with the probe rod through a communication interface, the start/stop probe rod collects the inclination angle and azimuth attitude data of a measurement point, and the quantity of the inlet rods of a coal mine underground measured gas drainage drill hole, a geological exploration hole and the like and the inclination angle and azimuth attitude data of the measurement point are read from the probe rod so as to determine the drilling depth and track of the measured gas drainage drill hole, the geological exploration hole and the like, and are depicted in a digital mode, a graphic mode and the like. The mining measurement while drilling instrument can effectively reduce the drilling workload during coal mining, improve the drilling quality, save the cost of later disassembly, installation and the like, reduce the coal mining cost and promote the improvement of the coal mining efficiency.
In the prior art, the control cable that measurement while drilling appearance was all drawn forth by the host computer basically is directly connected with the probe rod through the fastener, and this kind of fastener connection structure drawback lies in: the connection is not firm, the connection is easy to damage, and the measurement accuracy is affected; because the working environment under the mine is bad, water can be easily splashed upwards in the use process, and certain potential safety hazards exist when the joint is exposed outside. For the above-mentioned defects, no mechanical measuring connector has been found on the market to solve the technical problems in the prior art.
Disclosure of Invention
Aiming at the defects of the technology, the invention aims to provide the portable intrinsic safety type measuring catcher for the mine, which is designed based on the mechanical connection working principle, solves the problems in the background technology and effectively improves the working environment.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the portable intrinsic safety type measuring catcher for the mine comprises a supporting shell, a control cable connecting assembly and an end cover sealing assembly, wherein the supporting shell is of a hollow structure, a holding part and a probe rod connecting part are arranged on the supporting shell, the outer diameter of the holding part is larger than that of the probe rod connecting part, the outer surface of the holding part is processed by adopting an embossing process, a first sealing groove is formed in the outer surface of the probe rod connecting part, and at least two water outlets are formed in the joint of the holding part and the probe rod connecting part; the control cable connecting assembly is arranged in the supporting shell and comprises a fixed seat, two second sealing grooves are formed in the outer surface of the fixed seat, a step-shaped hollow structure is arranged in the fixed seat, an insulating piece is installed in the fixed seat in a matched mode, a first column-shaped connector is arranged on the fixed seat, a second column-shaped connector penetrates through the center of the insulating piece, the second column-shaped connector is connected with one end of a metal connecting piece arranged in an inner cavity of the insulating piece, a special-shaped spring is fixedly arranged at the other end of the metal connecting piece, and a third sealing groove is formed in the outer surface of the metal connecting piece; the end cover sealing assembly comprises an end cover and a sealing joint, wherein an external thread arranged on the end cover is connected with an internal thread of a supporting shell in a matched mode, a fourth sealing groove is formed in the external thread surface arranged on the end cover, a hollow screw is arranged on the outer end face of the end cover, two sides of the hollow screw are flat cylinders arranged at the joint of the hollow screw and the outer end face, the sealing joint is provided with the internal thread, the sealing joint is connected with the hollow screw in a threaded mode, a plugging plate with a hole in the center is arranged at one end of the sealing joint, a wire protection spring with a supporting portion is arranged on the plugging plate in a penetrating mode from inside to outside, the supporting portion of the wire protection spring is in butt joint with the internal surface of the plugging plate, and a rubber sealing gasket with a hole in the center is arranged on one side of the supporting portion, facing the internal thread of the sealing joint.
Preferably, the insulating part is made of polyamide fiber materials, has higher heat resistance, wear resistance, corrosion resistance, high strength, impact resistance and other performances, and has very excellent flame-retardant insulating performance; one end of the insulating piece is provided with a step-shaped connecting end which is connected with the fixed seat in a matched mode, and a fifth sealing groove is formed in the step-shaped connecting end; the other end of the insulating piece is provided with a clamping groove which is connected with the probe rod in a matched mode.
Preferably, the first column joint and the second column joint are made of copper, the second column joint is far longer than the first column joint, and the first column joint and the second column joint are fixedly connected with a control cable led out by a host in the inner cavity of the end cover.
Preferably, both sides of the sealing joint are processed into flat surfaces.
Preferably, rubber sealing rings are arranged in the first sealing groove, the second sealing groove, the third sealing groove, the fourth sealing groove and the fifth sealing groove.
The beneficial effects of the invention are as follows:
by adopting the technical scheme, the invention solves the technical problems of weak connection, easy damage, potential safety hazard and the like of the joint of the measurement while drilling instrument in the prior art. The invention is designed based on the mechanical connection working principle, and the connection is firm and not easy to fall off; the control cable is isolated from the outside by adopting a multiple sealing technology means, and the connection part of the control cable adopts a spring design, so that the bending resistance of the control cable is improved, and the safety and stability of the equipment are ensured. Because a large amount of water is needed to assist exploitation in the drilling process, a humanized water outlet design is adopted on the support shell, so that waste water can avoid the outflow of a human body to the side, and the waste water can not directly splash on the human body, thereby effectively improving the working environment and improving the working efficiency.
The portable intrinsic safety type measuring connector for the mine has the characteristics of simple structure, convenience in use, safety, reliability, firmness, durability and the like, and ensures the measuring precision.
Drawings
Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention.
Fig. 2 is a schematic view of a support housing according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a fixing base according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an insulating member according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a special-shaped spring according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a metal connector according to an embodiment of the present invention.
Fig. 7 is a schematic diagram of an end cap structure according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a sealing joint according to an embodiment of the present invention.
Fig. 9 is a schematic diagram of a wire protection spring according to an embodiment of the present invention.
Fig. 10 is a schematic structural diagram of a rubber seal ring according to an embodiment of the present invention.
In the figure: the device comprises a 1-holding part, a 2-probe rod connecting part, a 3-first sealing groove, a 4-water outlet, a 5-fixing seat, a 6-second sealing groove, a 7-insulating part, an 8-mounting hole, a 9-first column-shaped joint, a 10-second column-shaped joint, an 11-metal connecting part, a 12-special-shaped spring, a 13-third sealing groove, a 14-end cover, a 15-sealing joint, a 16-fourth sealing groove, a 17-outer end surface, a 18-hollow screw, a cylinder with flat two sides at 19-side, a 20-plugging plate, a 21-wire protecting spring, a 22-rubber sealing gasket, a 23-step-shaped connecting section, a 24-fifth sealing groove, a 25-clamping groove and a 26-rubber sealing ring.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purpose and the function of the present invention more clear and easy to understand, the present invention is further described below with reference to the accompanying drawings and examples.
The mining portable intrinsic safety type measuring catcher comprises a supporting shell, a control cable connecting assembly and an end cover sealing assembly, wherein the supporting shell is of a hollow structure, a holding part 1 and a probe rod connecting part 2 are arranged on the supporting shell, the outer diameter of the holding part 1 is larger than that of the probe rod connecting part 2, the outer surface of the holding part 1 can achieve an anti-slip effect for the convenience of holding, embossing processing is adopted on the outer surface of the probe rod connecting part 2, and a first sealing groove 3 is formed in the outer surface of the probe rod connecting part 2. Because a large amount of water is needed for assisting in exploitation in the drilling process, at least two water outlets 4 are arranged at the joint of the holding part 1 and the probe rod connecting part 2 for preventing waste water from splashing directly on a human body. The inside of supporting casing is installed to control cable coupling assembling, control cable coupling assembling includes fixing base 5, and the surface of fixing base 5 is provided with two second seal grooves 6, and the inside step hollow structure that is of fixing base 5, fixing base inside cooperation installation insulator 7, be provided with mounting hole 8 on the fixing base 5, this mounting hole 8 cooperation installation first column joint 9, the center of insulator 7 wears to have second column joint 10, second column joint 10 is connected with the one end that sets up at insulator 7 inner chamber metal connection piece 11, and the other end fixed mounting of metal connection piece 11 has abnormal shape spring 12, and the surface of metal connection piece 11 is provided with third seal groove 13. The end cover sealing assembly comprises an end cover 14 and a sealing joint 15, wherein external threads arranged on the end cover 14 are connected with internal threads of a supporting shell in a matched mode, a fourth sealing groove 16 is formed in the surface of the external threads arranged on the end cover 14, a hollow screw 18 is arranged on the outer end face 17 of the end cover 14, two flat cylinders 19 are arranged on the two sides of the junction of the hollow screw 18 and the outer end face 17, which are convenient for disassembling and assembling the end cover 14, the sealing joint 15 is provided with internal threads, the sealing joint 15 is connected with the hollow screw 18 in a threaded mode, a plugging plate 20 with a hole in the center is arranged at one end of the sealing joint 15, and two sides of the sealing joint 15 are machined to be flat surfaces for convenience in disassembling and assembling. The plugging plate 20 is provided with a wire protection spring 21 with a supporting part from inside to outside, the supporting part of the wire protection spring 21 is abutted against the inner surface of the plugging plate 20, one side of the supporting part, facing to the internal thread of the sealing joint 15, is provided with a rubber sealing gasket 22 with a hole in the center, and the supporting part of the wire protection spring 21 is pressed on the inner side of the plugging plate 20 by the rubber sealing gasket 22, so that the sealing joint 15 is fixedly connected with the wire protection spring 21.
Based on the above embodiment, the insulating member 15 in the embodiment of the invention is made of polyamide fiber material, has higher heat resistance, wear resistance, corrosion resistance, high strength, impact resistance and other performances, and has very excellent flame retardant insulating performance; one end of the insulating member 15 is provided with a step-shaped connecting end 23 which is in fit connection with the fixed seat 5, the step-shaped connecting end 23 is in fit connection with a step-shaped hollow structure in the fixed seat, and a fifth sealing groove 24 is arranged on the step-shaped connecting end 23; the other end of the insulating member 15 is provided with a clamping groove 25 which is connected with the probe rod in a matching way.
Based on the above embodiment, in order to ensure good conductivity and transmissibility, the materials of the first and second column connectors 9 and 10 provided by the embodiment of the present invention are copper, the second column connector 10 is far longer than the first column connector 9, and the first and second column connectors 9 and 10 are fixedly connected with a control cable led out from a host in the inner cavity of the end cover 14.
Based on the above embodiments, rubber seal rings 26 are provided in the first seal groove 3, the second seal groove 6, the third seal groove 13, the fourth seal groove 16, and the fifth seal groove 24 in the embodiment of the present invention. By adopting the multiple sealing structure, the overall sealing performance is effectively improved, and the service life of the equipment is prolonged.
Working principle:
when the invention is used, a control cable led out of a host machine firstly penetrates into the sealing joint 15 through the wire protection spring 21 and the rubber sealing gasket 22, then penetrates into the end cover 14 through the hollow screw 18, and the control cable is connected with the first column joint 9 and the second column joint 10 arranged in the control cable connecting assembly. Because the control cable component is arranged in the supporting shell and is connected with one end of the metal connecting piece 11, the other end of the metal connecting piece 11 is connected with the special-shaped spring 12, two electrodes are arranged on the probe rod, one electrode is led out of the control cable and fixedly connected with the metal connecting piece through the special-shaped spring 12, and the other electrode is arranged on the shell, which is matched and connected with the measuring catcher supporting shell, of the probe rod. The end cover 14 is connected with the support shell in a threaded manner, and the sealing joint 15 is in threaded connection with a hollow screw 18 arranged on the end cover 14. The control cable connecting assembly in the structure comprises a fixed seat 5 and an insulating piece 7, wherein a first column-shaped connector 9 is arranged on the fixed seat 5, and a second column-shaped connector 10 is arranged on the insulating piece 7. The control cable led out by the host is respectively connected with a first column joint 9 and a second column joint 10, which are equivalent to two electrodes, wherein the first column joint 9 is arranged on the fixed seat 5, and the fixed seat made of metal and the supporting shell made of metal are one electrode; the second cylindrical connector 10 is arranged on the insulating part 7, and the metal connecting part 11 arranged in the inner cavity of the insulating part 7 is an electrode. The quick clamping structure is adopted between the measuring catcher and the probe rod, the clamping groove 25 which is matched and connected with the probe rod is arranged on the insulating piece 7, and the probe rod connecting part 2 and the insulating piece 7 are clamped on the probe rod shell, so that the two electrodes of the measuring catcher are connected with the two electrodes of the probe rod.
The invention is designed based on the mechanical connection working principle, and the connection is firm and not easy to fall off; the control cable is isolated from the outside by adopting a multiple sealing technology means, and the connection part of the control cable adopts a spring design, so that the bending resistance of the control cable is improved, and the safety and stability of the equipment are ensured. Because a large amount of water is needed to assist exploitation in the drilling process, a humanized water outlet design is adopted on the support shell, so that waste water can avoid the outflow of a human body to the side, and the waste water can not directly splash on the human body, thereby effectively improving the working environment and improving the working efficiency.
The portable intrinsic safety type measuring connector for the mine has the characteristics of simple structure, convenience in use, safety, reliability, firmness, durability and the like, and ensures the measuring precision.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (3)
1. The utility model provides a take over is measured to mining portable ann's formula, includes support casing, control cable coupling assembling and end cover seal assembly, its characterized in that: the outer surface of the holding part is processed by adopting an embossing process, the outer surface of the probe rod connecting part is provided with a first sealing groove, and the joint of the holding part and the probe rod connecting part is provided with at least two water outlets; the control cable connecting assembly is arranged in the supporting shell and comprises a fixed seat, two second sealing grooves are formed in the outer surface of the fixed seat, a step-shaped hollow structure is arranged in the fixed seat, an insulating piece is installed in the fixed seat in a matched mode, a first column-shaped connector is arranged on the fixed seat, a second column-shaped connector penetrates through the center of the insulating piece, the second column-shaped connector is connected with one end of a metal connecting piece arranged in an inner cavity of the insulating piece, a special-shaped spring is fixedly arranged at the other end of the metal connecting piece, and a third sealing groove is formed in the outer surface of the metal connecting piece; the end cover sealing assembly comprises an end cover and a sealing joint, wherein an external thread arranged on the end cover is connected with an internal thread of a supporting shell in a matched manner, a fourth sealing groove is formed in the surface of the external thread arranged on the end cover, a hollow screw is arranged on the outer end face of the end cover, two flat cylinders are arranged at the joint of the hollow screw and the outer end face, the sealing joint is provided with an internal thread, the sealing joint is connected with the hollow screw in a threaded manner, one end of the sealing joint is provided with a plugging plate with a central hole, a wire protection spring with a supporting part is arranged on the plugging plate in a penetrating manner from inside to outside, the supporting part of the wire protection spring is abutted against the inner surface of the plugging plate, and a rubber sealing gasket with a central hole is arranged on one side of the supporting part, facing the internal thread of the sealing joint; the insulation piece is made of polyamide fiber materials, one end of the insulation piece is provided with a step-shaped connecting end which is connected with the fixing seat in a matched mode, and the step-shaped connecting end is provided with a fifth sealing groove; the other end of the insulating piece is provided with a clamping groove which is connected with the probe rod in a matching way; the first column type joint and the second column type joint are made of copper, the second column type joint is longer than the first column type joint, and the first column type joint, the second column type joint and a control cable led out by a host are fixedly connected in the inner cavity of the end cover.
2. The mining portable intrinsic safety type measuring catcher as claimed in claim 1, wherein: and two sides of the sealing joint are processed into flat surfaces.
3. The mining portable intrinsic safety type measuring catcher according to claim 1 or 2, characterized in that: rubber sealing rings are arranged in the first sealing groove, the second sealing groove, the third sealing groove, the fourth sealing groove and the fifth sealing groove.
Priority Applications (1)
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CN201910805218.7A CN110439480B (en) | 2019-08-29 | 2019-08-29 | Mining portable intrinsic safety type measuring catcher |
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CN201910805218.7A CN110439480B (en) | 2019-08-29 | 2019-08-29 | Mining portable intrinsic safety type measuring catcher |
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CN110439480A CN110439480A (en) | 2019-11-12 |
CN110439480B true CN110439480B (en) | 2024-03-19 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE893830A (en) * | 1981-08-05 | 1982-11-03 | Otis Eng Co | WELL COMPLETION AND TEST SYSTEM AND WELL TEST METHOD |
CN103603652A (en) * | 2013-11-20 | 2014-02-26 | 华北科技学院 | While-drilling packing water injection test device for coal cracks |
CN104196479A (en) * | 2014-07-01 | 2014-12-10 | 中国地质大学(武汉) | Electromagnetic measurement while drilling system for wire line core drilling |
CN104213911A (en) * | 2013-06-05 | 2014-12-17 | 中国石油天然气集团公司 | Insulating connection structure between underground electromagnetic wave measurement-while-drilling devices and manufacturing method |
CN210659967U (en) * | 2019-08-29 | 2020-06-02 | 山东九商工程机械有限公司 | Mining portable intrinsic safety type measuring catcher |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106640055B (en) * | 2016-11-21 | 2017-11-17 | 中国科学院地质与地球物理研究所 | It is a kind of to be applied to the reception device for boring orientation acoustic logging |
-
2019
- 2019-08-29 CN CN201910805218.7A patent/CN110439480B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE893830A (en) * | 1981-08-05 | 1982-11-03 | Otis Eng Co | WELL COMPLETION AND TEST SYSTEM AND WELL TEST METHOD |
CN104213911A (en) * | 2013-06-05 | 2014-12-17 | 中国石油天然气集团公司 | Insulating connection structure between underground electromagnetic wave measurement-while-drilling devices and manufacturing method |
CN103603652A (en) * | 2013-11-20 | 2014-02-26 | 华北科技学院 | While-drilling packing water injection test device for coal cracks |
CN104196479A (en) * | 2014-07-01 | 2014-12-10 | 中国地质大学(武汉) | Electromagnetic measurement while drilling system for wire line core drilling |
CN210659967U (en) * | 2019-08-29 | 2020-06-02 | 山东九商工程机械有限公司 | Mining portable intrinsic safety type measuring catcher |
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