CN116990446A - Multi-gas automatic calibration detection equipment and detection method for mining portable instrument - Google Patents
Multi-gas automatic calibration detection equipment and detection method for mining portable instrument Download PDFInfo
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- CN116990446A CN116990446A CN202310702636.XA CN202310702636A CN116990446A CN 116990446 A CN116990446 A CN 116990446A CN 202310702636 A CN202310702636 A CN 202310702636A CN 116990446 A CN116990446 A CN 116990446A
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- 238000001514 detection method Methods 0.000 title claims abstract description 67
- 238000005065 mining Methods 0.000 title claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 77
- 230000001276 controlling effect Effects 0.000 description 15
- 230000006378 damage Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
Abstract
The invention provides a multi-gas automatic calibration detection device of a mining portable instrument and a detection method thereof, which are characterized by comprising a machine case, a machine shell, an inflation mechanism, a detection mechanism, a cleaning mechanism, an operation interface and the like, wherein the machine case is arranged at the lower end of the device, the inflation mechanism and the cleaning mechanism are arranged in the machine case, the machine case is arranged at the upper end of the device, and the detection mechanism is arranged in the machine case; the eighteen-way electromagnetic valve of the air inlet can realize simultaneous detection of a plurality of gas portable instruments, the portable instruments are clamped synchronously, the detection efficiency is greatly improved, the working time is shortened, meanwhile, the electromagnetic valve is provided with a cleaning system, residual gas in an air pipe is cleaned, the detection accuracy is ensured, the automatic operation is convenient for workers to work, and the working efficiency is improved.
Description
Technical Field
The invention relates to the field of gas detection, in particular to a multi-gas automatic calibration detection device and a detection method for a mining portable instrument.
Background
The mine harmful gas is the gas harmful to human body in the mine, and mainly comprises carbon monoxide, carbon dioxide, hydrogen sulfide, sulfur dioxide, ammonia and the like and explosive gas; the toxic gas detector can be used for detecting the concentration of relevant toxic gases in the fields of petroleum, chemical industry and pharmacy in real time so as to ensure the safety of workers.
In the existing equipment, when a plurality of different gas portable instruments are to be detected, if the detection accuracy of one of the gas portable instruments is problematic, the test result of the whole equipment can be influenced, and the accuracy of the equipment is difficult to be ensured; and the automation degree of calibrating the mining portable instrument is not high, and the mining portable instrument is also a damage to workers.
Disclosure of Invention
The invention aims to provide a mining portable instrument multi-gas automatic calibration detection device and a detection method thereof, which aim to solve the problem that if one of the detection accuracy is problematic when a plurality of different portable instruments are to be detected, the test result of the whole device can be influenced, and the accuracy of the device is difficult to be ensured; and the automation degree of calibrating the mining portable instrument is not high, and the mining portable instrument is also a problem of injury to workers.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a mining portable appearance multi-gas automatic calibration check out test set, includes casing door 1, operation screen 2, casing 3, quick-witted case 4, air inlet 5, fixed regulating foot 6, supporting wheel 7 and machine case door 8, casing 3 is arranged in the quick-witted case 4 upper portion, internally mounted has detection mechanism, casing door 1 installs at the top of casing 3 can open and shut; the air inlet 5 is positioned at one side of the case 4, and the air inlet 5 is an eighteen-way air inlet; the left side and the right side of the shell 3 are also provided with shell side doors 31; the front of the cabinet 4 is provided with a pair of cabinet doors 8.
The cleaning mechanism and the air charging mechanism are arranged in the case 4, and the air charging mechanism and the cleaning mechanism comprise an air compressor 9, an oil-water separator 10, a first electromagnetic proportional valve 11, an air source distributor 12 and a second electromagnetic valve 13; wherein the air charging mechanism is used for charging relevant air through the air inlet 5, then the air flows into the air source distributor 12 through the second electromagnetic valve 13, and then is connected to the air pipe quick connector 25 through an air pipe; the cleaning mechanism is connected to the oil-water separator 10 and then connected with the first electromagnetic proportional valve 11 from the air compressor 9, and is communicated with the air cylinder 24 through an air pipe, the air compressor 9 provides an air source for the air cylinder 24, the oil-water separator 10 cooperates with the air compressor 9 to work, so that compressed air is primarily purified, and impurities are prevented from affecting detection of the portable instrument.
The detection mechanism in the shell 3 comprises a sliding block 14, an XYZ axis linear module, a portable instrument placing platform 16, a portable instrument notch 17, a fixed base 18, a stable triangular bracket 19, a servo motor 22 and a nylon drag chain 23; the portable instrument placing platform 16 is arranged on the inner bottom surface of the shell 3, and the fixed bases 18 are arranged on two sides of the portable instrument placing platform 16 and used for supporting and installing the XYZ-axis linear modules; the portable instrument placing platform 16 is provided with a plurality of portable instrument notches 17 which are arrayed in a rectangular shape.
The XYZ-axis linear module comprises an X-axis linear module 20, a Y-axis linear module 15 and a Z-axis linear module 21, wherein the Z-axis linear module 21 is connected with the clamping mechanism through the sliding block 14, and a plurality of stable triangular supports 19 are distributed at the joint of the X-axis linear module 20 and the Y-axis linear module 15; the Y-axis linear module 15 can slide on the X-axis linear module 20, and the Z-axis linear module 21 can slide on the Y-axis linear module 15 to adjust the position of the clamping mechanism.
The clamping mechanism comprises an air cylinder 24, an air pipe quick connector 25, a portable instrument air inlet groove 26 and a clamping plate 27, the air pipe quick connector 25 is used for introducing gas to be detected through an air inflation pipe, the inside of the air pipe quick connector 25 is communicated with the portable instrument air inlet groove 26, and the air cylinder 24 can drive the clamping plate 27 to do telescopic motion; during detection, the air cylinder 24 drives the clamping plate 27 to move to the position of the appointed portable instrument, clamps the portable instrument to be detected, and charges the portable instrument with gas to be detected through the portable instrument air inlet groove 26 for detection.
A mining portable instrument multi-gas automatic calibration detection method comprises the following specific steps:
s1, when different gas portable instruments need to be detected, setting by the program of the operation screen 2, firstly, a cleaning mechanism is used for switching on and off residual gas in a cleaning gas path through the first electromagnetic proportional valve 11, so that the detection accuracy is ensured;
s2, the air charging mechanism is used for charging relevant air through the air inlet 5, and the air flows into the air source distributor 12 through the second electromagnetic valve 13;
s3, the XYZ-axis linear module is driven by the servo motor 22, a portable instrument to be detected is accurately and rapidly positioned, the air cylinder 24 drives the clamping plate 27 to stretch and retract, and the clamping plate is aligned with an air inlet of the portable instrument and clamped;
s4, connecting the air inlet 5 with relevant gas through an air pipe to the air pipe quick connector 25, and then inflating the portable instrument through the portable instrument air inlet groove 26 to achieve the detection purpose.
The operation screen 2 comprises a single chip microcomputer, an electromagnetic valve on-off module, a cleaning system module and a data display screen, wherein the electromagnetic valve on-off module and the cleaning system module can be realized through a micro control unit, the electromagnetic valve on-off module controls on-off of different gas inputs, the cleaning system module controls on-off of the first electromagnetic proportional valve 11, residual gas in the air pipe and the air source distributor 12 is discharged by gas of the air compressor 9 to achieve a cleaning effect, the single chip microcomputer is used for connecting the electromagnetic valve on-off module, the cleaning system module and the data display screen and controlling use of each module, the single chip microcomputer is further connected with each portable instrument to be tested, result data of calibration of each portable instrument can be transmitted to the single chip microcomputer, and then the data display screen displays the result data, so that operators can check whether the result data is qualified or not.
The program setting of the singlechip in the operation screen 2 comprises controlling an electromagnetic valve on-off module, controlling the on-off of different gas inputs, controlling the first electromagnetic proportional valve 11 to be in a conducting state and controlling the two electromagnetic valves 13 to be in a disconnecting state when cleaning is carried out, wherein the residual gas in the gas pipe and the gas source distributor 12 is discharged after the gas of the air compressor 9 passes through the oil-water separator 10 to achieve the cleaning effect; when the inflation detection work is executed, the first electromagnetic proportional valve 11 is in an off state, the two electromagnetic valves 13 are in an on state, an to-be-detected gas branch electromagnetic valve in the eighteen electromagnetic valves at the air inlet 5 is in an on state, the XYZ-axis linear module drives the clamping mechanism to move to the position of the to-be-detected portable instrument according to a set program and drives the clamping plate 27 to clamp the to-be-detected portable instrument through the air cylinder 24, at the moment, to-be-detected gas sequentially passes through the air inlet 5, the second electromagnetic valve 13, the gas source distributor 12 and the gas pipe quick connector 25, and finally the to-be-detected gas is filled into the portable instrument at the air inlet groove 26 of the portable instrument for detection.
Compared with the prior art, the invention has the following beneficial effects:
the device is provided with the cleaning mechanism for cleaning residual gas in the gas path before each detection, so that the accuracy of calibrating different gas portable instruments is ensured, and the device can automatically drive the clamping plate to clamp the fixed portable instruments to detect through operating the XYZ-axis linear module after a program is set, thereby realizing the automation of the detection of a plurality of gas portable instruments, greatly improving the working efficiency and reducing the injury to workers.
Drawings
FIG. 1 is a schematic perspective view of the whole structure of a mining portable multi-gas automatic detection device of the present invention;
FIG. 2 is a schematic top view of the structure of an inflation system in the multi-gas automatic detection device of the portable mining instrument;
FIG. 3 is a schematic perspective view of the internal mining portable instrument detection system of the mining portable instrument multi-gas automatic detection device;
FIG. 4 is an enlarged view of a portion of the clamping mechanism at A in FIG. 3;
in the figure: 1-shell door, 2-operation interface, 3-shell and 31-shell side door; 4-a case; the device comprises a 5-air inlet, a 6-fixed adjusting foot, a 7-supporting wheel, an 8-machine box door, a 9-air compressor, a 10-oil-water separator, a 11-first electromagnetic proportional valve, a 12-air source distributor, a 13-second electromagnetic proportional valve, a 14-sliding block, a 15-Y-axis linear module, a 16-portable instrument placing platform, a 17-portable instrument notch, a 18-fixed base, a 19-stable triangular bracket, a 20-X-axis linear module, a 21-Z-axis linear module, a 22-servo motor, a 23-nylon drag chain, a 24-cylinder, a 25-air pipe quick connector, a 26-portable instrument air inlet groove and a 27-clamping plate.
Detailed Description
In order to clarify the technical problems, technical solutions, implementation processes and performance, the present invention will be further described in detail below with reference to examples. It should be understood that the specific embodiments described herein are for purposes of illustration only. The invention is not intended to be limiting. Various exemplary embodiments, features and aspects of the disclosure will be described in detail below with reference to the drawings. In the drawings, like reference numbers indicate identical or functionally similar elements. Although various aspects of the embodiments are illustrated in the accompanying drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
The word "exemplary" is used herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
In addition, numerous specific details are set forth in the following detailed description in order to provide a better understanding of the present disclosure. It will be understood by those skilled in the art that the present disclosure may be practiced without some of these specific details. In some instances, methods, means, elements, and circuits well known to those skilled in the art have not been described in detail in order not to obscure the present disclosure.
Example 1
1-3, the mining portable multi-gas automatic calibration detection device comprises a casing door 1, an operation screen 2, a casing 3, a casing 4, an air inlet 5, fixed adjusting pins 6, supporting wheels 7 and a casing door 8, wherein the casing 3 is arranged at the upper part of the casing 4, a detection mechanism is internally installed, and the casing door 1 is installed at the top of the casing 3 and can be opened and closed; the air inlet 5 is positioned at one side of the case 4 and is eighteen paths of air inlets, and the left side and the right side of the case 3 are also provided with case side doors 31; the front of the cabinet 4 is provided with a pair of cabinet doors 8.
The cleaning mechanism and the air charging mechanism are arranged in the case 4, and the air charging mechanism and the cleaning mechanism comprise an air compressor 9, an oil-water separator 10, a first electromagnetic proportional valve 11, an air source distributor 12 and a second electromagnetic valve 13; the air compressor 9 is used for cleaning an air path and providing an air source for the air cylinder 24, and the oil-water separator 10 is matched with the air compressor 9 to work, so that compressed air is primarily purified, and impurities are prevented from affecting the detection of the portable instrument; the inflation mechanism is connected with a second electromagnetic valve 13 for inflating the portable instrument, an air source distributor and the like; the first electromagnetic proportional valve 11 is used for switching on and off the gas of the cleaning gas circuit; the gas source distributor 12 serves for gas treatment and distribution; the second solenoid valve 13 serves to switch the measured gas on and off.
The detection mechanism in the shell 3 comprises a sliding block 14, an XYZ axis linear module, a portable instrument placing platform 16, a portable instrument notch 17, a fixed base 18, a stable triangular bracket 19, a servo motor 22 and a nylon drag chain 23; the portable instrument placing platform 16 is arranged on the inner bottom surface of the shell 3, and the fixed bases 18 are arranged on two sides of the portable instrument placing platform 16 and used for supporting and installing the XYZ-axis linear modules; the portable instrument placing platform 16 is provided with a plurality of portable instrument notches 17 which are arranged in a rectangular array and are used for installing the portable instrument.
The XYZ-axis linear module comprises an X-axis linear module 20, a Y-axis linear module 15 and a Z-axis linear module 21, wherein the Z-axis linear module 21 is connected with the clamping mechanism through the sliding block 14, and a plurality of stable triangular supports 19 are distributed at the joint of the X-axis linear module 20 and the Y-axis linear module 15; the Y-axis linear module 15 can slide on the X-axis linear module 20, and the Z-axis linear module 21 can slide on the Y-axis linear module 15 to adjust the position of the clamping mechanism.
As shown in fig. 4, the clamping mechanism comprises an air cylinder 24, an air pipe quick connector 25, a portable instrument air inlet groove 26 and a clamping plate 27, wherein the air pipe quick connector 25 introduces the air to be detected through an air inflation pipe, the inside of the air pipe quick connector 25 is communicated with the portable instrument air inlet groove 26, and the air cylinder 24 can drive the clamping plate 27 to do telescopic movement; during detection, the air cylinder 24 drives the clamping plate 27 to move to the position of the appointed portable instrument, clamps the portable instrument to be detected, and charges the portable instrument with gas to be detected through the portable instrument air inlet groove 26 for detection.
A mining portable instrument multi-gas automatic calibration detection method comprises the following specific steps:
s1, when different gas portable instruments need to be detected, setting by the program of the operation screen 2, firstly, a cleaning mechanism is used for switching on and off residual gas in a cleaning gas path through the first electromagnetic proportional valve 11, so that the detection accuracy is ensured;
s2, the air charging mechanism is used for charging relevant air through the air inlet 5, and the air flows into the air source distributor 12 through the second electromagnetic valve 13;
s3, the XYZ-axis linear module is driven by the servo motor 22, a portable instrument to be detected is accurately and rapidly positioned, the air cylinder 24 drives the clamping plate 27 to stretch and retract, and the clamping plate is aligned with an air inlet of the portable instrument and clamped;
s4, connecting the air inlet 5 with relevant gas through an air pipe to the air pipe quick connector 25, and then inflating the portable instrument through the portable instrument air inlet groove 26 to achieve the detection purpose.
The operation screen 2 comprises a single chip microcomputer, an electromagnetic valve on-off module, a cleaning system module and a data display screen, wherein the electromagnetic valve on-off module and the cleaning system module can be realized through a micro control unit, the electromagnetic valve on-off module controls on-off of different gas inputs, the cleaning system module controls on-off of the first electromagnetic proportional valve 11, residual gas in the air pipe and the air source distributor 12 is discharged by gas of the air compressor 9 to achieve a cleaning effect, the single chip microcomputer is used for connecting the electromagnetic valve on-off module, the cleaning system module and the data display screen and controlling use of each module, the single chip microcomputer is further connected with each portable instrument to be tested, result data of calibration of each portable instrument can be transmitted to the single chip microcomputer, and then the data display screen displays the result data, so that operators can check whether the result data is qualified or not.
The program setting of the singlechip in the operation screen 2 comprises controlling an electromagnetic valve on-off module, controlling the on-off of different gas inputs, controlling the first electromagnetic proportional valve 11 to be in a conducting state and controlling the two electromagnetic valves 13 to be in a disconnecting state when cleaning is carried out, wherein the residual gas in the gas pipe and the gas source distributor 12 is discharged after the gas of the air compressor 9 passes through the oil-water separator 10 to achieve the cleaning effect; when the inflation detection work is executed, the first electromagnetic proportional valve 11 is in an off state, the two electromagnetic valves 13 are in an on state, an to-be-detected gas branch electromagnetic valve in the eighteen electromagnetic valves at the air inlet 5 is in an on state, the XYZ-axis linear module drives the clamping mechanism to move to the position of the to-be-detected portable instrument according to a set program and drives the clamping plate 27 to clamp the to-be-detected portable instrument through the air cylinder 24, at the moment, to-be-detected gas sequentially passes through the air inlet 5, the second electromagnetic valve 13, the gas source distributor 12 and the gas pipe quick connector 25, and finally the to-be-detected gas is filled into the portable instrument at the air inlet groove 26 of the portable instrument for detection. The operation screen 2 comprises a single chip microcomputer, an electromagnetic valve on-off module, a cleaning system module and a data display screen, wherein the electromagnetic valve on-off module and the cleaning system module can be realized through a micro control unit, the electromagnetic valve on-off module controls on-off of different gas inputs, the cleaning system module controls on-off of the first electromagnetic proportional valve 11, residual gas in the air pipe and the air source distributor 12 is discharged by gas of the air compressor 9 to achieve a cleaning effect, the single chip microcomputer is used for connecting the electromagnetic valve on-off module, the cleaning system module and the data display screen and controlling use of each module, the single chip microcomputer is further connected with each portable instrument to be tested, result data of calibration of each portable instrument can be transmitted to the single chip microcomputer, and then the data display screen displays the result data, so that operators can check whether the result data is qualified or not.
The program setting of the singlechip in the operation screen 2 comprises controlling an electromagnetic valve on-off module, controlling the on-off of different gas inputs, controlling the first electromagnetic proportional valve 11 to be in a conducting state and controlling the two electromagnetic valves 13 to be in a disconnecting state when cleaning is carried out, wherein the residual gas in the gas pipe and the gas source distributor 12 is discharged after the gas of the air compressor 9 passes through the oil-water separator 10 to achieve the cleaning effect; when the inflation detection work is executed, the first electromagnetic proportional valve 11 is in an off state, the two electromagnetic valves 13 are in an on state, an to-be-detected gas branch electromagnetic valve in the eighteen electromagnetic valves at the air inlet 5 is in an on state, the XYZ-axis linear module drives the clamping mechanism to move to the position of the to-be-detected portable instrument according to a set program and drives the clamping plate 27 to clamp the to-be-detected portable instrument through the air cylinder 24, at the moment, to-be-detected gas sequentially passes through the air inlet 5, the second electromagnetic valve 13, the gas source distributor 12 and the gas pipe quick connector 25, and finally the to-be-detected gas is filled into the portable instrument at the air inlet groove 26 of the portable instrument for detection.
The eighteen-way electromagnetic valve of the air inlet can realize simultaneous detection of a plurality of gas portable instruments, the portable instruments are clamped one by one, the detection efficiency is greatly improved, the working time is shortened, meanwhile, the electromagnetic valve is provided with a cleaning system, residual gas in an air pipe is cleaned, the detection accuracy is ensured, the automatic operation is convenient for workers to work, and the working efficiency is improved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The mining portable instrument multi-gas automatic calibration detection device is characterized by comprising a shell door (1), an operation screen (2), a shell (3), a machine case (4), an air inlet (5), fixed adjusting pins (6), supporting wheels (7) and a machine case door (8), wherein the shell (3) is arranged on the upper part of the machine case (4), a detection mechanism is arranged in the machine case door, and the shell door (1) is arranged at the top of the shell (3) and can be opened and closed; the air inlet (5) is positioned at one side of the case (4), and the air inlet (5) is an eighteen-way air inlet; the left side and the right side of the shell (3) are also provided with shell side doors (31); the front of the case (4) is provided with a pair of case doors (8).
2. The mining portable multi-gas automatic calibration detection device according to claim 1, wherein a cleaning mechanism and an inflating mechanism are installed in the machine case (4), and the inflating mechanism and the cleaning mechanism comprise an air compressor (9), an oil-water separator (10), a first electromagnetic proportional valve (11), an air source distributor (12) and a second electromagnetic valve (13); the air charging mechanism is used for charging relevant air through the air inlet (5), then flows into the air source distributor (12) on-off through the second electromagnetic valve (13), and is connected to the air pipe quick connector (25) through an air pipe; the cleaning mechanism is connected to the oil-water separator (10) and then connected with the first electromagnetic proportional valve (11) from the air compressor (9), the cleaning mechanism is communicated with the air cylinder (24) through an air pipe, the air compressor (9) provides an air source for the air cylinder (24), the oil-water separator (10) cooperates with the air compressor (9) to work, so that compressed air is primarily purified, and impurities are prevented from affecting the detection of the portable instrument.
3. The mining portable multi-gas automatic calibration detection device according to claim 1, wherein the detection mechanism in the casing (3) comprises a sliding block (14), an XYZ-axis linear module, a portable instrument placing platform (16), a portable instrument notch (17), a fixed base (18), a stable triangular bracket (19), a servo motor (22) and a nylon drag chain (23); the portable instrument placing platform (16) is arranged on the inner bottom surface of the shell (3), and the fixed bases (18) are arranged on two sides of the portable instrument placing platform (16) and used for supporting and installing the XYZ-axis linear modules; the portable instrument placing platform (16) is provided with a plurality of portable instrument notches (17) which are arranged in a rectangular array.
4. A mining portable multi-gas automatic calibration detection device according to claim 3, wherein the XYZ-axis linear module comprises an X-axis linear module (20), a Y-axis linear module (15) and a Z-axis linear module (21), the Z-axis linear module (21) is connected with a clamping mechanism through the sliding block (14), and a plurality of stable triangular brackets (19) are distributed at the connection part of the X-axis linear module (20) and the Y-axis linear module (15); the Y-axis linear module (15) can slide on the X-axis linear module (20), and the Z-axis linear module (21) can slide on the Y-axis linear module (15) to adjust the position of the clamping mechanism.
5. The mining portable multi-gas automatic calibration detection device according to claim 4, wherein the clamping mechanism comprises a cylinder (24), a gas pipe quick connector (25), a portable gas inlet groove (26) and a clamping plate (27), the gas pipe quick connector (25) is used for introducing gas to be detected through a gas charging pipe, the inside of the gas pipe quick connector (25) is communicated with the portable gas inlet groove (26), and the cylinder (24) can drive the clamping plate (27) to do telescopic motion; during detection, the air cylinder (24) drives the clamping plate (27) to move to the position of the appointed portable instrument, clamps the portable instrument to be detected, and charges the portable instrument with gas to be detected for detection through the portable instrument air inlet groove (26).
6. The mining portable instrument multi-gas automatic calibration detection method is characterized by comprising the following specific steps of:
s1, when different gas portable instruments need to be detected, setting a program through the operation screen (2), and firstly enabling a cleaning mechanism to break and make residual gas in a cleaning gas path through the first electromagnetic proportional valve (11) so as to ensure detection accuracy;
s2, the air charging mechanism is used for charging relevant air through the air inlet (5), and the air flows into the air source distributor (12) through the on-off of the second electromagnetic valve (13);
s3, the XYZ-axis linear module is driven by the servo motor (22), a portable instrument to be detected is accurately and rapidly positioned, the air cylinder (24) drives the clamping plate (27) to stretch and retract, and the clamping plate is aligned with an air inlet of the portable instrument and clamped;
s4, connecting the air inlet (5) with relevant gas through an air pipe to the air pipe quick connector (25), and then inflating the portable instrument through the portable instrument air inlet groove (26) to achieve the detection purpose.
7. The mining portable instrument multi-gas automatic calibration detection method according to claim 6, wherein the operation screen (2) comprises a single chip microcomputer, an electromagnetic valve on-off module, a cleaning system module and a data display screen, wherein the electromagnetic valve on-off module and the cleaning system module can be realized through a micro control unit, the electromagnetic valve on-off module controls on-off of different gas inputs, the cleaning system module controls on-off of the first electromagnetic proportional valve (11), residual gas in a gas pipe and the gas source distributor (12) is discharged by gas of the air compressor (9) to achieve a cleaning effect, the single chip microcomputer is used for connecting the electromagnetic valve on-off module, the cleaning system module and the data display screen and controlling use of each module, the single chip microcomputer is also connected with each portable instrument to be detected, and result data of calibration of each portable instrument can be transmitted to the single chip microcomputer and then displayed through the data display screen, so that operators can check whether the portable instrument is qualified or not.
8. The mining portable instrument multi-gas automatic calibration detection method according to claim 6, wherein the program setting of the single chip microcomputer in the operation screen (2) comprises a control electromagnetic valve on-off module, which controls the on-off of different gas inputs, and when cleaning is performed, the first electromagnetic proportional valve (11) is controlled to be in a conducting state, the two electromagnetic valves (13) are controlled to be in a disconnecting state, and at the moment, residual gas in a gas pipe and the gas source distributor (12) is discharged by the gas of the air compressor (9) after passing through the oil-water separator (10) to achieve a cleaning effect; when the inflation detection work is executed, the first electromagnetic proportional valve (11) is in an off state, the two electromagnetic valves (13) are in an on state, the to-be-detected gas branch electromagnetic valve in the eighteen electromagnetic valves at the air inlet (5) is in an on state, the XYZ-axis linear module drives the clamping mechanism to move to the position of the portable instrument to be detected according to a set program and drives the clamping plate (27) to clamp the portable instrument to be detected through the air cylinder (24), at the moment, to-be-detected gas sequentially passes through the air inlet (5), the second electromagnetic valve (13), the air source distributor (12) and the air pipe quick connector (25), and finally the portable instrument is filled with to-be-detected gas at the air inlet groove (26) of the portable instrument for detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310702636.XA CN116990446A (en) | 2023-06-14 | 2023-06-14 | Multi-gas automatic calibration detection equipment and detection method for mining portable instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310702636.XA CN116990446A (en) | 2023-06-14 | 2023-06-14 | Multi-gas automatic calibration detection equipment and detection method for mining portable instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116990446A true CN116990446A (en) | 2023-11-03 |
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