CN114636576A

CN114636576A - Device for rapidly measuring coal seam gas parameters in underground coal mine and working method thereof

Info

Publication number: CN114636576A
Application number: CN202210166616.0A
Authority: CN
Inventors: 陈鹏; 陈学习; 杨涛; 谢宏
Original assignee: North China Institute of Science and Technology
Current assignee: North China Institute of Science and Technology
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-06-17

Abstract

The invention relates to the technical field of coal bed gas measuring equipment, in particular to a device for rapidly measuring coal bed gas parameters under a coal mine, which comprises a bottom plate and a sampling assembly, wherein the top of the bottom plate is provided with a detection assembly and a telescopic assembly, the top of the telescopic assembly is provided with a control assembly, the top of the control assembly is provided with a lighting assembly, the sampling assembly comprises an installation assembly, a trigger assembly I and a trigger assembly II, the trigger assembly I and the trigger assembly II are both arranged on the installation assembly, the installation assembly is arranged on the control assembly, the telescopic assembly comprises a first fixed cylinder, a threaded column, a servo motor I and an internal threaded cylinder, the first fixed cylinder is fixed at the top of the bottom plate, the internal threaded cylinder is slidably arranged on the inner wall of the first fixed cylinder, the invention can detect the gas parameters in the sampling process.

Description

Device for rapidly measuring coal seam gas parameters in underground coal mine and working method thereof

Technical Field

The invention relates to the technical field of coal bed gas measuring equipment, in particular to a device for rapidly measuring coal bed gas parameters under a coal mine and a working method thereof.

Background

Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others. But the air condition in the mine needs to be detected in time in the coal mining process.

The invention discloses a device for rapidly measuring coal bed gas parameters in a coal mine, which comprises an LED lamp bank, a rechargeable storage battery, a lighting switch, a reflecting strip, a fixed seat, an inverted U-shaped handle, an intelligent remote data transmitter, a rapid gas parameter measuring instrument, an air guide pipe, a coal mine powder transferable collecting tank, an auxiliary movable support frame, a mine lighting adjusting and detecting lamp structure, a mine internal air quality adjustable detector, an in-well emergent oxygen supply cover structure and a hoop sheet. According to the invention, the arrangement of the connector head, the tank cover, the storage tank, the magnet block, the observation piece and the U-shaped handle can increase the coal mine powder sampling detection function, and meanwhile, the connector head can be retained and taken out of a well to perform detailed detection work; the air detection sensor and the sensor seat can detect the air quality condition in the well in time so as to ensure the personal safety of detection personnel.

Said invention is characterized by that on the coal wall a hole is cut, and in the hole a coal sample is connected, and placed in a sealed tank, and analyzed and measured. The method has the disadvantages of high cost and long consumed time, and meanwhile, in the detection process, gas is easy to lose a part, so that the detection is inaccurate.

Disclosure of Invention

The invention aims to provide a device for rapidly measuring coal bed gas parameters in an underground coal mine and a working method thereof, so as to solve the problems in the background technology.

The technical scheme of the invention is as follows: the utility model provides a colliery is device of spot test coal seam gas parameter in pit, includes bottom plate and sampling subassembly, detection component and flexible subassembly are installed to the top of bottom plate, control assembly is installed to the top position of flexible subassembly, lighting components is installed to control assembly's top position, sampling subassembly is including installation component, trigger subassembly one and trigger subassembly two are all installed on the installation component, the installation component is installed on control assembly.

Preferably, the telescopic assembly comprises a first fixed cylinder, a threaded column, a first servo motor and an internal threaded cylinder, the first fixed cylinder is fixed at the top of the bottom plate, the internal threaded cylinder is slidably mounted on the inner wall of the first fixed cylinder, a guide strip is arranged on the side wall of the internal threaded cylinder, a guide groove is formed in the inner side wall of the first fixed cylinder, the guide strip is slidably mounted on the inner wall of the guide groove, the first servo motor is fixed on the inner wall of the bottom of the first fixed cylinder, the threaded column is connected with the internal threaded cylinder through threads, and the end head of the bottom of the threaded column is fixed with the output shaft of the first servo motor.

Preferably, control assembly includes two catch bars, installation piece and control module, the top at an internal thread section of thick bamboo is fixed to the installation piece, two the catch bar runs through the one end outer wall of installation piece and forms sliding fit, control module fixes the top at the installation piece, the control module outside is provided with the display, just inside intelligent information processor, information transmitter and the controller of being provided with of control module, display, intelligent information processor, information transmitter, servo motor all are connected with the controller through the signal line.

Preferably, lighting components includes the metal calibrator and fixes the light on a tip of metal calibrator, another tip of metal calibrator is fixed at the top of installation piece, the light is connected with control through the signal line.

Preferably, the mounting assembly comprises a circular ring plate and an outer spiral cylinder, the outer spiral cylinder is rotatably mounted on the inner side wall of the circular ring plate, the circular ring plate is fixed with one end of a push rod, a transverse plate is fixed on the outer wall of one end of the circular ring plate, a straight notch is formed in the top of the transverse plate, a moving plate is slidably mounted on the inner wall of the straight notch, two round holes are formed in the top of the moving plate, a transmission rod is rotatably mounted on the inner wall of each round hole, a first bevel gear is fixed at the bottom of each transmission rod, a transmission belt is sleeved on the top of the outer peripheral wall of each transmission rod, a second servo motor is fixed at the top of the moving plate through a support piece, an output shaft of the second servo motor is connected with one of the transmission rods, a first moving rod is fixed on the outer wall of one end of the moving plate, and penetrates through the inner wall of one end of the straight notch to form sliding fit with the straight notch, the top of diaphragm is fixed with electric telescopic handle, the same end of electric telescopic handle's flexible end and carriage release lever one is fixed with same straight board, the one end of straight board is fixed with the interior pole, the periphery wall slidable mounting of interior pole has No. three fixed cylinders, No. three fixed cylinders run through the both ends of outer spiral section of thick bamboo and form normal running fit, the bevel gear three of adaptation with bevel gear one is fixed with to outer spiral section of thick bamboo one end and the periphery wall of No. three fixed cylinders, the one end that No. three fixed cylinders kept away from outer spiral section of thick bamboo is fixed with the bevel gear two of adaptation with bevel gear one, No. three fixed cylinder one end is fixed with the carousel, the one end outer wall of carousel is equipped with the arc of equidistance distribution, the one end that interior pole is close to the arc is the toper, the inner cone cover with interior pole looks adaptation is fixed to the inner wall of No. three fixed cylinders, No. three fixed cylinders are close to the periphery wall of cover and have seted up the discharge gate, the air flue is seted up at the middle part of the inside of interior pole, the gas guide hole that the equidistance distributes is seted up to the inside wall of air flue, the air inlet has been seted up to the periphery wall that No. three fixed cylinder and gas guide hole are close to.

Preferably, the second trigger assembly comprises a second spring, a second moving column, a second fixed cylinder, a first pressure sensor and a contact ring plate, the second fixed cylinder is fixed on the outer wall of one side of the ring plate, the second moving column is slidably mounted on the inner side wall of the second fixed cylinder, the contact ring plate is fixed on one end of the second moving column, the second spring is sleeved on the outer wall of the second fixed cylinder, two ends of the second spring are respectively contacted with the contact ring plate and the ring plate, the first pressure sensor is fixed on the inner wall of one side of the second fixed cylinder, which is far away from the second moving column, the first trigger assembly comprises a second moving rod, a limiting plate, a fourth spring and a second pressure sensor, the second pressure sensor is fixed on the outer wall of one end of the contact ring plate, the limiting plate is fixed on one end of the second moving rod, the second moving rod penetrates through the outer wall of one end of the ring plate and forms sliding fit, no. four springs cup joint on the periphery wall of carriage release lever two and both ends contact with limiting plate and ring board respectively.

Preferably, set up V-arrangement metal shrapnel between contact ring board and the ring board, the sliding chamber that the equidistance distributes is seted up at V-arrangement metal shrapnel's bottom most advanced, the inner wall slidable mounting in sliding chamber has a removal post No. one, the top of a removal post is fixed with the spring No. one, the bottom of a removal post is fixed with the holding down plate, T groove one has been seted up to the one end outer wall of holding down plate, the inner wall slidable mounting in T groove one has a T shaped plate, the bottom of a T shaped plate is fixed with the contact plate, T groove two has been seted up to the one end outer wall of contact plate, the inner wall slidable mounting in T groove two has a T shaped plate No. two, No. two T shaped plates are fixed on the ring board.

Preferably, the drain hole has been seted up to the bottom of outer spiral section of thick bamboo, one side of drain hole articulates there is the baiting door, the locating hole has been seted up to the one end outer wall of baiting door, the smooth mouth of L shape has been seted up to the one end of outer spiral section of thick bamboo, the inner wall slidable mounting of the smooth mouth of L shape has L shape locating pin, the one end of L shape locating pin is fixed with No. three springs, No. three fixed cylinder's periphery wall is fixed with the spiral leaf.

Preferably, determine module includes hose, analytic appearance and draught fan are all fixed on the bottom plate, analytic appearance sets up on the output of draught fan, the hose cup joints the input and the hose other end at the draught fan and is linked together with the air flue.

A working method of a device for rapidly measuring coal seam gas parameters under a coal mine is characterized by comprising the following steps:

the first step is as follows: determining a sampling point;

the second step is as follows: the first servo motor is controlled to enable the threaded column to rotate through an output shaft, and the threaded column controls the internal threaded cylinder to move in a threaded transmission mode; aligning the sampling assembly with a sampling point;

the third step: the pushing rod pushes the sampling assembly to be in contact with a coal wall for drilling and sampling, the electric telescopic rod enables two bevel gears on the moving plate to be meshed with the two bevel gears in a three-phase mode by means of a first moving rod, a second servo motor is started, the second servo motor enables one bevel gear to rotate through an output shaft, meanwhile, the other bevel gear is driven to synchronously rotate through a driving belt, so that the two bevel gears synchronously rotate in a three-number mode, namely, a first fixed cylinder and an outer spiral cylinder synchronously rotate, an arc-shaped plate rotates towards the outer arc direction, the outer spiral cylinder is pushed into a drilling point by means of the pushing rod for drilling, the process is fast in the advancing process, when the drilling hole is in a certain depth, a first trigger assembly is triggered, at the moment, the first electric telescopic rod enables the first upper bevel gear to be in contact with the second bevel gear, the moving plate is separated from an inner conical sleeve, and a gas guide hole is aligned with a gas inlet, at the moment, the outer spiral cylinder does not rotate any more, the third fixed cylinder rotates reversely, the arc-shaped plate rotates towards the inner arc direction, the arc-shaped plate continuously digs a coal bed to enter the middle part, the advancing process is slow, the coal bed is mutually ground by the inner taper sleeve and the inner rod, and the detection assembly detects through the air guide hole;

the fourth step: and opening the discharge door to discharge, and conveying the sampled coal bed to a laboratory to perform an experiment.

The invention provides a device for rapidly measuring coal bed gas parameters under a coal mine and a working method thereof through improvement, compared with the prior art, the device has the following improvements and advantages:

one is as follows: the invention enables two bevel gears on a movable plate to be meshed with two bevel gears in three phases by an electric telescopic rod through a first moving rod, a second servo motor is started, the second servo motor enables one bevel gear to rotate through an output shaft, meanwhile, the other bevel gear is driven by a driving belt to synchronously rotate, so that the two bevel gears synchronously rotate in three phases, namely, a first fixed cylinder and an outer spiral cylinder synchronously rotate, an arc-shaped plate rotates towards an outer arc direction, the outer spiral cylinder is pushed into a drilling point by a push rod to drill, the advancing process is fast, when the drilling is carried out at a certain depth, a first trigger component is triggered, at the moment, the first bevel gear on the movable plate is contacted with a second bevel gear by the electric telescopic rod, an inner cone sleeve is separated from an inner rod, an air guide hole is aligned with an air inlet, at the moment, the outer spiral cylinder does not rotate any more, at the moment, the third fixed cylinder rotates reversely, the arc-shaped plate rotates towards the inner arc direction, the arc-shaped plate continuously digs the coal bed to enter the middle part, the advancing process is slow in the process, the coal bed is mutually ground by the inner cone sleeve and the inner rod, and the detection assembly detects the coal bed through the air guide holes;

the second step is as follows: when the contact ring plate and the circular ring plate are gradually close to each other, the V-shaped metal elastic sheet is continuously extruded until the lower pressing plate on the V-shaped metal elastic sheet is in contact with the outer spiral cylinder to be fixed, and when the contact ring plate and the circular ring plate continue to move close to each other, the first spring is compressed, the lower pressing plate and the contact plate move relatively, so that the movement of the contact ring plate and the circular ring plate cannot be influenced, all parts of the contact ring plate and the circular ring plate can move independently and do not interfere with each other, and the working accuracy is improved.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view at A of FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

FIG. 4 is a schematic diagram of the right-hand side view of the present invention;

FIG. 5 is a partial cutaway view A-A of FIG. 4;

FIG. 6 is an enlarged view at C of FIG. 5;

FIG. 7 is a schematic view of the left cut-away construction of the present invention;

FIG. 8 is an enlarged, left-hand partial view of the present invention;

FIG. 9 is a schematic view of the internal structure of the sampling assembly of the present invention;

FIG. 10 is a front view of FIG. 9;

fig. 11 is an enlarged view of fig. 9 at D.

Description of reference numerals:

1. a base plate; 2. a telescoping assembly; 201. a first fixed cylinder; 202. a threaded post; 203. a first servo motor; 204. an internal threaded barrel; 3. a control component; 301. a push rod; 302. mounting blocks; 303. a control module; 4. a lighting assembly; 401. a metal sizing tube; 402. an illuminating lamp; 5. a sampling assembly; 501. an outer helical cylinder; 502. an arc-shaped plate; 503. an inner rod; 504. a contact ring plate; 505. a circular ring plate; 506. a V-shaped metal elastic sheet; 507. a first spring; 508. a first moving column; 509. a lower pressing plate; 510. a contact plate; 511. a first T-shaped plate; 512. a second spring; 513. a second moving column; 514. a second fixed cylinder; 515. a first pressure sensor; 516. a transmission belt; 517. a servo motor II; 518. a first bevel gear; 519. moving the plate; 520. an electric telescopic rod; 521. a first moving rod; 522. a second bevel gear; 523. a third fixed cylinder; 524. a third bevel gear; 525. an air vent; 526. helical leaves; 527. an inner taper sleeve; 528. a discharge door; 529. an L-shaped positioning pin; 530. a third spring; 531. a discharge port; 532. an air inlet; 533. a second T-shaped plate; 534. a transverse plate; 535. a transmission rod; 6. triggering a first component; 601. a second moving rod; 602. a limiting plate; 603. a fourth spring; 604. a second pressure sensor; 7. a detection component; 701. a hose; 702. an analyzer; 703. an induced draft fan.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The invention provides a device for rapidly measuring coal seam gas parameters under a coal mine and a working method thereof through improvement, and the technical scheme of the invention is as follows:

as shown in fig. 1-11, the portable electronic device comprises a bottom plate 1 and a sampling assembly 5, wherein a detection assembly 7 and a telescopic assembly 2 are installed at the top of the bottom plate 1, a control assembly 3 is installed at the top of the telescopic assembly 2, an illumination assembly 4 is installed at the top of the control assembly 3, the sampling assembly 5 comprises an installation assembly, a first trigger assembly 6 and a second trigger assembly, the first trigger assembly 6 and the second trigger assembly are both installed on the installation assembly, and the installation assembly is installed on the control assembly 3.

Supplementary explanation is made on the above structure: the telescopic assembly 2 is used for adjusting the height of the whole device; the detection component 7 is used for detecting the parameters of the gas; the control component 3 is used for controlling the sampling component 5, and the sampling component 5 is arranged on the control component 3 through the mounting component; the trigger assembly enables the sampling assembly 5 to work differently under different conditions; the illumination assembly 4 is used for illumination.

Further, flexible subassembly 2 includes a fixed section of thick bamboo 201, screw thread post 202, a servo motor 203 and an internal thread section of thick bamboo 204, a fixed section of thick bamboo 201 is fixed at the top of bottom plate 1, an internal thread section of thick bamboo 204 slidable mounting is on the inner wall of a fixed section of thick bamboo 201, the lateral wall of an internal thread section of thick bamboo 204 is provided with the gib block, the guide way has been seted up to the inside wall of a fixed section of thick bamboo 201, gib block slidable mounting is on the inner wall of guide way, a servo motor 203 is fixed on the bottom inner wall of a fixed section of thick bamboo 201, screw thread post 202 is connected with an internal thread section of thick bamboo 204 through the screw thread and the output shaft of bottom end and a servo motor 203 is fixed mutually.

By means of the structure: the first servo motor 203 rotates the threaded column 202 through an output shaft, and the threaded column 202 controls the movement of the internal threaded cylinder 204 in a threaded transmission mode; the guide bar is slidably mounted on the inner wall of the guide groove, so that the first fixed cylinder 201 and the internal thread cylinder 204 can only move up and down.

Further, control assembly 3 includes two catch bars 301, installation piece 302 and control module 303, installation piece 302 is fixed at the top of an internal thread section of thick bamboo 204, two catch bars 301 run through the one end outer wall of installation piece 302 and form sliding fit, control module 303 is fixed at the top of installation piece 302, control module 303 outside is provided with the display, just control module 303 inside is provided with intelligent information processor, information emitter and controller, display, intelligent information processor, information emitter, a servo motor 203 all are connected with the controller through the signal line.

By means of the structure: the display is used for displaying information, so that workers can conveniently observe the information; the information transmitter is used for information transmission; the controller is used for controlling the electric elements of the whole device; it should be noted that the sampling assembly 5 is connected to the pushing rod 301, and is mainly used for pushing the sampling assembly 5 to contact with the coal wall for drilling and sampling.

Further, the lighting assembly 4 comprises a metal sizing pipe 401 and a lighting lamp 402 fixed on one end head of the metal sizing pipe 401, the other end head of the metal sizing pipe 401 is fixed on the top of the mounting block 302, and the lighting lamp 402 is connected with the controller through a signal line.

By means of the structure: the metal shaped tube 401 is prior art and the working principle is not explained in detail here, and the illumination assembly 4 can be illuminated from multiple angles by means of the metal shaped tube 401.

Further, the mounting assembly comprises a circular ring plate 505 and an outer spiral cylinder 501, the outer spiral cylinder 501 is rotatably mounted on the inner side wall of the circular ring plate 505, the circular ring plate 505 is fixed with one end of the push rod 301, a transverse plate 534 is fixed on the outer wall of one end of the circular ring plate 505, a straight notch is formed in the top of the transverse plate 534, a moving plate 519 is slidably mounted on the inner wall of the straight notch, two circular holes are formed in the top of the moving plate 519, a transmission rod 535 is rotatably mounted on the inner wall of the circular holes, a first bevel gear 518 is fixed at the bottom of the transmission rod 535, a transmission belt 516 is sleeved on the tops of the outer peripheral walls of the two transmission rods, a second servo motor 517 is fixed at the top of the moving plate 519 through a support, the output shaft of the second servo motor 517 is connected with one of the transmission rods, a first moving rod 521 is fixed on the outer wall of one end of the moving plate 519, the first moving rod 521 penetrates through the inner wall of one end of the straight notch and forms a sliding fit with the straight notch, an electric telescopic rod 520 is fixed at the top of the transverse plate, the same straight plate is fixed at the same end of the telescopic end of the electric telescopic rod 520 and the moving rod I521, an inner rod 503 is fixed at one end of the straight plate, a third fixing cylinder 523 is slidably installed on the peripheral wall of the inner rod 503, the third fixing cylinder 523 penetrates through two ends of the outer spiral cylinder 501 and forms a rotating fit, a third bevel gear 524 matched with the first bevel gear 518 is fixed at one end of the outer spiral cylinder 501 and the peripheral wall of the third fixing cylinder 523, a second bevel gear 522 matched with the first bevel gear 518 is fixed at one end of the third fixing cylinder 523 away from the outer spiral cylinder 501, a turntable is fixed at one end of the third fixing cylinder 523, arc-shaped plates 502 distributed at equal intervals are arranged on the outer wall of one end of the turntable, one end of the inner rod 503 close to the arc-shaped plates 502 is conical, an inner conical sleeve 527 matched with the inner rod 503 is fixed on the inner wall of the third fixing cylinder 523, a discharge hole 531 is formed near the inner conical sleeve 527, an air passage is formed in the middle of the inner portion of the inner rod 503, air guide holes 525 distributed at equal intervals are formed in the inner side wall of the air passage, and air inlets 532 are formed in the outer peripheral wall, close to the air guide holes 525, of the third fixing cylinder 523.

By means of the structure: the electric telescopic rod 520 enables the two bevel gears one 518 on the moving plate 519 to be meshed with the two bevel gears three 524 through the moving rod one 521, the servo motor two 517 is started, the servo motor two 517 enables one bevel gear one 518 to rotate through an output shaft, meanwhile, the transmission belt 516 drives the other bevel gear one 518 to synchronously rotate, so that the two bevel gears three 524 synchronously rotate, namely, the third fixed cylinder 523 and the outer spiral cylinder 501 synchronously rotate, the arc-shaped plate 502 rotates towards the outer arc direction, the outer spiral cylinder 501 is pushed into a drilling point through the push rod 301 to drill, the process is fast in advancing process, when the drilling is performed at a certain depth, the trigger assembly one 6 is triggered, at the moment, the electric telescopic rod 520 enables the bevel gears one 518 on the moving plate 519 to be in contact with the bevel gears two 522 through the moving rod one 521, the inner cone sleeve 527 is separated from the inner rod 503, and the air guide hole 525 is aligned with the air inlet 532, at this moment, the outer spiral cylinder 501 does not rotate any more, the third fixed cylinder 523 rotates reversely, the arc-shaped plate 502 rotates towards the inner arc direction, the arc-shaped plate 502 continuously digs a coal bed to enter the middle part, the advancing process in the process is slow, the coal bed is mutually ground by the inner taper sleeve 527 and the inner rod 503, and the detection component 7 detects through the air guide hole 525.

Further, the second triggering assembly comprises a second spring 512, a second moving column 513, a second fixed cylinder 514, a first pressure sensor 515 and a contact ring plate 504, the second fixed cylinder 514 is fixed on the outer wall of one side of the ring plate 505, the second moving column 513 is slidably mounted on the inner side wall of the second fixed cylinder 514, the contact ring plate 504 is fixed on one end of the second moving column 513, the second spring 512 is sleeved on the outer wall of the second fixed cylinder 514, two ends of the second spring are respectively contacted with the contact ring plate 504 and the ring plate 505, the first pressure sensor 515 is fixed on the inner wall of one side of the second fixed cylinder 514 far away from the second moving column 513, the first triggering assembly 6 comprises a second moving rod 601, a limiting plate 602, a fourth spring 603 and a second pressure sensor 604, the second pressure sensor 604 is fixed on the outer wall of one end of the contact ring plate 504, the limiting plate 602 is fixed on one end of the second moving rod 601, the second moving rod 601 penetrates through one end of the ring plate 505 and forms a sliding fit, the fourth spring 603 is sleeved on the outer peripheral wall of the second moving rod 601, and two ends of the fourth spring are respectively contacted with the limit plate 602 and the circular ring plate 505.

By means of the structure: the first pressure sensor 515 and the second pressure sensor 604 are both connected with the controller through signal lines, when the drilling hole advances, the contact ring plate 504 gradually approaches the limiting plate 602 until the limiting plate 602 contacts the second pressure sensor 604, at this time, the second pressure sensor 604 transmits a signal to the controller, the controller controls the electric telescopic rod 520 to enable the first bevel gear 518 and the second bevel gear 522 on the moving plate 519 to contact through the first moving rod 521, the detection assembly 7 is controlled to detect at the same time, the outer spiral cylinder 501 continues to advance until the first pressure sensor 515 contacts the second moving column 513, and at this time, the controller enables the second servo motor 517 to stop working.

Furthermore, a V-shaped metal spring 506 is arranged between the contact ring plate 504 and the ring plate 505, a sliding cavity distributed equidistantly is formed in the tip of the bottom of the V-shaped metal spring 506, a first moving column 508 is slidably mounted on the inner wall of the sliding cavity, a first spring 507 is fixed at the top of the first moving column 508, a lower pressing plate 509 is fixed at the bottom of the first moving column 508, a first T-shaped groove is formed in the outer wall of one end of the lower pressing plate 509, a first T-shaped plate 511 is slidably mounted on the inner wall of the first T-shaped groove, a contact plate 510 is fixed at the bottom of the first T-shaped plate 511, a second T-shaped groove is formed in the outer wall of one end of the contact plate 510, a second T-shaped plate 533 is slidably mounted on the inner wall of the second T-shaped groove, and the second T-shaped plate 533 is fixed on the ring plate 505.

By means of the structure: when the contact ring plate 504 and the ring plate 505 gradually approach each other, the V-shaped metal spring 506 is continuously pressed until the lower pressing plate 509 on the V-shaped metal spring 506 contacts the outer spiral cylinder 501 to be fixed, and when the contact ring plate 504 and the ring plate 505 continue to move closer to each other, the first spring 507 is compressed, and the lower pressing plate 509 and the contact plate 510 move relative to each other, so that the movement of the contact ring plate 504 and the ring plate 505 is not affected.

Further, a discharging hole is formed in the bottom of the outer spiral cylinder 501, a discharging door 528 is hinged to one side of the discharging hole, a positioning hole is formed in the outer wall of one end of the discharging door 528, an L-shaped sliding opening is formed in one end of the outer spiral cylinder 501, an L-shaped positioning pin 529 is slidably mounted on the inner wall of the L-shaped sliding opening, a third spring 530 is fixed to one end of the L-shaped positioning pin 529, and spiral blades 526 are fixed to the outer peripheral wall of the third fixing cylinder 523.

By means of the structure: the controller controls the electric telescopic rod 520 to enable the bevel gear I518 on the moving plate 519 to be in contact with the bevel gear II 522 through the moving rod I521, the third fixed cylinder 523 transports coal to a discharge hole, and then the discharge door 528 is opened to discharge the coal, so that a sample is convenient to collect.

Further, the detection assembly 7 comprises a hose 701, an analyzer 702 and an induced draft fan 703, the analyzer 702 and the induced draft fan 703 are both fixed on the bottom plate 1, the analyzer 702 is arranged at the output end of the induced draft fan 703, the hose 701 is sleeved at the input end of the induced draft fan 703, and the other end of the hose 701 is communicated with the air passage.

By means of the structure: the induced draft fan 703 can introduce the gas into the analyzer 702 for analysis.

A working method of a device for rapidly measuring coal seam gas parameters in an underground coal mine comprises the following steps:

the first step is as follows: determining a sampling point;

the second step is as follows: the first servo motor 203 is controlled to rotate the threaded column 202 through an output shaft, and the threaded column 202 controls the internal threaded cylinder 204 to move in a threaded transmission mode; aligning the sampling assembly with the sampling point;

the third step: the push rod 301 pushes the sampling assembly to contact with a coal wall for drilling and sampling, the electric telescopic rod 520 pushes the first bevel gear 518 on the moving plate 519 to be meshed with the third bevel gear 524 through the first moving rod 521, the servo motor two 517 is started, the servo motor two 517 rotates the first bevel gear 518 through an output shaft, meanwhile, the driving belt 516 drives the first bevel gear 518 to synchronously rotate, so that the third bevel gears 524 synchronously rotate, namely, the third fixed cylinder 523 and the outer spiral cylinder 501 synchronously rotate, the arc-shaped plate 502 rotates in the outer arc direction, the push rod 301 pushes the outer spiral cylinder 501 into a drilling point to drill, the process is fast in the advancing process, when the drilling is at a certain depth, the first trigger assembly is triggered, at the moment, the electric telescopic rod 520 pushes the first bevel gear 518 on the 519 to be contacted with the second bevel gear 522 through the first moving rod 521, the inner cone sleeve 527 is separated from the inner rod 503, the air guide holes 525 are aligned with the air inlet 532, at the moment, the outer spiral cylinder 501 does not rotate any more, the third fixing cylinder 523 rotates reversely, the arc-shaped plate 502 rotates towards the inner arc direction, the arc-shaped plate 502 continuously digs a coal bed to enter the middle part, the advancing process is slow, the coal bed is mutually ground by the inner cone sleeve 527 and the inner rod 503, and the detection component 7 detects the coal bed through the air guide holes 525;

the fourth step: the discharge door 528 is opened to discharge and the sampled coal seam is sent to a laboratory for experiment.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a colliery is device of spot test coal seam gas parameter in pit, includes bottom plate (1) and sampling component (5), its characterized in that: detection subassembly (7) and flexible subassembly (2) are installed at the top of bottom plate (1), control assembly (3) are installed to the top position of flexible subassembly (2), lighting component (4) are installed to the top position of control assembly (3), sampling subassembly (5) are including installation component, trigger assembly (6) and trigger assembly two are all installed on the installation component, the installation component is installed on control assembly (3).

2. The device of claim 1 for rapidly determining coal bed gas parameters in an underground coal mine, which is characterized in that: flexible subassembly (2) is including a solid fixed cylinder (201), screw thread post (202), a servo motor (203) and an internal thread section of thick bamboo (204), the top at bottom plate (1) is fixed in solid fixed cylinder (201), internal thread section of thick bamboo (204) slidable mounting is on the inner wall of a solid fixed cylinder (201), the lateral wall of an internal thread section of thick bamboo (204) is provided with the gib block, the guide way has been seted up to the inside wall of a solid fixed cylinder (201), gib block slidable mounting is on the inner wall of guide way, a servo motor (203) is fixed on the bottom inner wall of a solid fixed cylinder (201), screw thread post (202) are connected with internal thread section of thick bamboo (204) through the screw thread and the output shaft of bottom end and a servo motor (203) is fixed mutually.

3. The device of claim 2, which is used for rapidly determining coal bed gas parameters in a coal mine, and is characterized in that: control assembly (3) include two catch bars (301), installation piece (302) and control module (303), the top at an internal thread section of thick bamboo (204) is fixed in installation piece (302), two catch bar (301) run through the one end outer wall of installation piece (302) and form sliding fit, control module (303) are fixed at the top of installation piece (302), control module (303) outside is provided with the display, just inside intelligent information processor, information emitter and the controller of being provided with of control module (303), display, intelligent information processor, information emitter, servo motor (203) all are connected with the controller through the signal line.

4. The device of claim 3 for rapidly determining coal bed gas parameters in an underground coal mine, which is characterized in that: illumination component (4) include metal forming tube (401) and fix light (402) on a tip of metal forming tube (401), the top at installation piece (302) is fixed to another tip of metal forming tube (401), light (402) are connected with control through the signal line.

5. The device of claim 3 for rapidly determining coal bed gas parameters in an underground coal mine, which is characterized in that: the mounting assembly comprises a circular ring plate (505) and an outer spiral cylinder (501), the outer spiral cylinder (501) is rotatably mounted on the inner side wall of the circular ring plate (505), the circular ring plate (505) is fixed to one end of a push rod (301), a transverse plate (534) is fixed to the outer wall of one end of the circular ring plate (505), a straight notch is formed in the top of the transverse plate (534), a moving plate (519) is slidably mounted on the inner wall of the straight notch, two round holes are formed in the top of the moving plate (519), a transmission rod (535) is rotatably mounted on the inner wall of each round hole, a first bevel gear (518) is fixed to the bottom of each transmission rod (535), a transmission belt (516) is sleeved on the tops of the outer peripheral walls of the two transmission rods, a second servo motor (517) is fixed to the top of the moving plate (519) through a supporting piece, and an output shaft of the second servo motor (517) is connected with one of the transmission rods, the outer wall of one end of the moving plate (519) is fixed with a moving rod I (521), the moving rod I (521) penetrates through the inner wall of one end of a straight notch and forms sliding fit with the straight notch, the top of the transverse plate is fixed with an electric telescopic rod (520), the telescopic end of the electric telescopic rod (520) and the same end of the moving rod I (521) are fixed with the same straight plate, one end of the straight plate is fixed with an inner rod (503), the peripheral wall of the inner rod (503) is slidably provided with a third fixed cylinder (523), the third fixed cylinder (523) penetrates through the two ends of the outer spiral cylinder (501) and forms rotating fit, a bevel gear III (524) matched with the bevel gear I (518) is fixed at one end of the outer spiral cylinder (501) and the peripheral wall of the third fixed cylinder (523), and a bevel gear II (522) matched with the bevel gear I (518) is fixed at one end of the third fixed cylinder (523) far away from the outer spiral cylinder (501), no. three fixed cylinder (523) one end is fixed with the carousel, the one end outer wall of carousel is equipped with arc (502) that the equidistance distributes, interior pole (503) are close to the one end of arc (502) and are the toper, the inner wall of No. three fixed cylinder (523) is fixed with interior taper sleeve (527) with interior pole (503) looks adaptation, No. three fixed cylinder (523) are close to the periphery wall of interior taper sleeve (527) and have seted up discharge gate (531), the air flue has been seted up at the middle part of the inside of interior pole (503), air guide hole (525) that the equidistance distributes are seted up to the inside wall of air flue, air inlet (532) have been seted up to the periphery wall that No. three fixed cylinder (523) and air guide hole (525) are close to mutually.

6. The device of claim 5 for rapidly determining coal bed gas parameters in an underground coal mine, which is characterized in that: the second trigger assembly comprises a second spring (512), a second moving column (513), a second fixed cylinder (514), a first pressure sensor (515) and a contact ring plate (504), the second fixed cylinder (514) is fixed on the outer wall of one side of the ring plate (505), the second moving column (513) is slidably mounted on the inner side wall of the second fixed cylinder (514), the contact ring plate (504) is fixed on one end of the second moving column (513), the second spring (512) is sleeved on the outer wall of the second fixed cylinder (514), two ends of the second spring are respectively contacted with the contact ring plate (504) and the ring plate (505), the first pressure sensor (515) is fixed on the inner wall of one side, far away from the second moving column (513), of the second fixed cylinder (514), the first trigger assembly (6) comprises a second moving rod (601), a limiting plate (602), a fourth spring (603) and a second pressure sensor (604), two (604) of pressure sensor are fixed on the one end outer wall of contact crown plate (504), limiting plate (602) are fixed and are served at one of carriage release lever two (601), carriage release lever two (601) run through the one end outer wall of ring board (505) and form sliding fit, No. four spring (603) cup joint on the periphery wall of carriage release lever two (601) and both ends contact with limiting plate (602) and ring board (505) respectively.

7. The device of claim 6, which is used for rapidly determining coal bed gas parameters in a coal mine, and is characterized in that: set up V-arrangement metal shrapnel (506) between contact ring board (504) and ring board (505), the sliding chamber that the equidistance was distributed is seted up at the bottom pointed end of V-arrangement metal shrapnel (506), sliding chamber's inner wall slidable mounting has a removal post (508), the top of a removal post (508) is fixed with spring (507) No. one, the bottom of a removal post (508) is fixed with holding down plate (509), T groove one has been seted up to the one end outer wall of holding down plate (509), the inner wall slidable mounting of T groove one has T shaped plate (511) No. one, the bottom of a T shaped plate (511) is fixed with contact plate (510), T groove two has been seted up to the one end outer wall of contact plate (510), the inner wall slidable mounting of T groove two has T shaped plate (533) No. two, No. two T shaped plate (533) are fixed on ring board (505).

8. The device of claim 5 for rapidly determining coal bed gas parameters in an underground coal mine, which is characterized in that: the feed opening has been seted up to the bottom of outer spiral section of thick bamboo (501), one side of feed opening articulates there is baiting door (528), the locating hole has been seted up to the one end outer wall of baiting door (528), the smooth mouth of L shape has been seted up to the one end of outer spiral section of thick bamboo (501), the inner wall slidable mounting of the smooth mouth of L shape has L shape locating pin (529), the one end of L shape locating pin (529) is fixed with No. three spring (530), the periphery wall of No. three fixed cylinder (523) is fixed with spiral leaf (526).

9. The device of claim 5 for rapidly determining coal bed gas parameters in an underground coal mine, which is characterized in that: detection element (7) include hose (701), analysis appearance (702) and draught fan (703) are all fixed on bottom plate (1), analysis appearance (702) set up on the output of draught fan (703), hose (701) cup joint the input at draught fan (703), and hose (701) other end is linked together with the air flue.

10. The working method of the device for rapidly measuring the coal bed gas parameters under the coal mine well according to any one of claims 1 to 9 is characterized by comprising the following steps:

the first step is as follows: determining a sampling point;

the second step is as follows: the servo motor I (203) is controlled to enable the threaded column (202) to rotate through an output shaft, and the threaded column (202) controls the internal threaded cylinder (204) to move in a threaded transmission mode; aligning the sampling assembly with a sampling point;

the third step: the push rod (301) is used for pushing the sampling assembly to be in contact with a coal wall for drilling and sampling, the electric telescopic rod (520) is used for moving the first bevel gear (518) on the moving plate (519) to be meshed with the third bevel gear (524) by the aid of the first moving rod (521), the second servo motor (517) is started, the second servo motor (517) enables the first bevel gear (518) to rotate through an output shaft, meanwhile, the other first bevel gear (518) is driven to synchronously rotate by the aid of the driving belt (516), so that the third bevel gear (524) synchronously rotates, namely, the third fixed cylinder (523) and the outer spiral cylinder (501) synchronously rotate, the arc-shaped plate (502) rotates in the outer arc direction, the outer spiral cylinder (501) is pushed into a drilling point by the aid of the push rod (301) for drilling, the process is fast in the advancing process, and when the drilling is at a certain depth, the first triggering assembly is triggered, at the moment, the electric telescopic rod (520) enables a bevel gear I (518) on the movable plate (519) to be in contact with a bevel gear II (522) by means of a movable rod I (521), an inner cone sleeve (527) is separated from an inner rod (503), an air guide hole (525) is aligned with an air inlet (532), at the moment, the outer spiral cylinder (501) does not rotate any more, at the moment, a third fixed cylinder (523) rotates reversely, the arc-shaped plate (502) rotates towards the inner arc direction, the arc-shaped plate (502) continuously digs a coal bed to enter the middle part, the advancing process is slow, the coal bed is mutually ground by the inner cone sleeve (527) and the inner rod (503), and the detection component (7) detects through the air guide hole (525);