CN107120534A - A kind of portable natural gas Laser stealth material instrument - Google Patents
A kind of portable natural gas Laser stealth material instrument Download PDFInfo
- Publication number
- CN107120534A CN107120534A CN201710493702.1A CN201710493702A CN107120534A CN 107120534 A CN107120534 A CN 107120534A CN 201710493702 A CN201710493702 A CN 201710493702A CN 107120534 A CN107120534 A CN 107120534A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- natural gas
- motor
- gas laser
- drive shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The present invention relates to a kind of portable natural gas Laser stealth material instrument, including body, telescoping mechanism, angle adjusting mechanism, Zhong Kong mechanisms, sensor and battery, angle adjusting mechanism includes fixed seat, adjusting part and measuring probe, adjusting part includes first connecting rod, first axle, second hinge, second connecting rod, first drive shaft and the first motor, telescoping mechanism includes runner assembly, moving assembly and flat board, runner assembly includes the second motor, second drive shaft and linkage unit, in the portable natural gas Laser stealth material instrument, pass through telescoping mechanism, realize the flexible function to measuring probe, so that during telemeasurement, the natural gas for being difficult to touch in a big way and usually can be measured, and survey crew can be made away from place to be measured, improve personal safety, pass through angle adjusting mechanism, so that when measuring small space, measuring probe can also be put in, improve the effect of measurement, improve the practicality of measuring instrument.
Description
Technical field
The present invention relates to natural gas intelligent measuring apparatus field, more particularly to a kind of portable natural gas Laser stealth material
Instrument.
Background technology
With government, enterprise and society to gas pipeline safety and environmental protection pay attention to day by day, the safety patrol inspection of gas pipeline,
Especially leak detection increasingly seems important.Conventional Portable leakage detector is all closely sonde-type detection at present.It will visit
Head is placed in the environment of combustion gas, is directly contacted with combustion gas.In actually detected, it is commonly encountered pipeline or facility is difficult to reach, very
Can not extremely reach (such as in highway, gate are tightly locked courtyard, the pipeline being suspended under bridge, flower nursery, above river, high building
External riser, inside room or other very inapproachable places etc.) situation, carry out hidden danger to gas pipeline safety belt, and often
Rule Portable leakage detector probe is generally directly protruding into place to be measured, if measurement space is narrow and small and rugged, measuring probe due to
It is straight to set, it may be difficult to reach place to be measured, the effect of measurement is reduced, and also close-in measurement also can safely be produced to life
Hidden danger.
The content of the invention
The technical problem to be solved in the present invention is：In order to overcome the deficiencies in the prior art, there is provided a kind of portable natural gas
Laser stealth material instrument.
The technical solution adopted for the present invention to solve the technical problems is：A kind of portable natural gas Laser stealth material
Instrument, including body, telescoping mechanism, angle adjusting mechanism, Zhong Kong mechanisms, sensor and battery, the telescoping mechanism are arranged on
One end of body, the telescoping mechanism is fixedly connected with body, and the angle adjusting mechanism is arranged on one end of telescoping mechanism, and
It is connected with telescoping mechanism, the sensor and battery are arranged on the inside of body, the telescoping mechanism and angular adjustment
Mechanism is electrically connected with Zhong Kong mechanisms；
The angle adjusting mechanism includes fixed seat, adjusting part and measuring probe, and the measuring probe passes through regulation group
Part is connected with fixed seat, and the adjusting part includes first connecting rod, first axle, second hinge, second connecting rod, the first drive
Moving axis and the first motor, first motor are arranged on one end of fixed seat, and first motor and the transmission of the first drive shaft connect
Connect, one end of first drive shaft and the first motor connection, the other end of first drive shaft passes through second hinge and the
It is hinged in the middle part of two connecting rods, the measuring probe is arranged on one end of second connecting rod, the other end of the second connecting rod passes through
One end of one hinge and first connecting rod is hinged, and the other end of the first connecting rod is fixedly connected with fixed seat；
Wherein, the first motor controls second connecting rod to be subjected to displacement by the first drive shaft, and subsequent second connecting rod will be around
First axle to rotate, realize the change of the angle of measuring probe, so as to improve the practicality of survey meter.
The telescoping mechanism includes runner assembly, moving assembly and flat board, and the runner assembly is arranged on flat board, described
Moving assembly is arranged on flat board and positioned at the lower section of runner assembly, and the runner assembly includes the second motor, the second drive shaft
And linkage unit, second motor is connected by the second drive shaft and linkage unit, the linkage unit include cylinder,
Third connecting rod and driving plate, the vertical cross-section of the driving plate is semicircle, and one end of the third connecting rod is fixed with cylinder to be connected
Connect, the other end of the third connecting rod is fixedly connected with the circle centre position of driving plate, the central axis of the third connecting rod and driving
The corresponding string of semi-circular cross-section of plate is vertical, and the moving assembly includes guide rail, movable plate and some mobile units, the movement
Plate is arranged on guide rail and is slidably connected with guide rail, and the fixed seat is arranged on one end of movable plate, and the mobile unit is uniform
It is arranged on movable plate, the mobile unit includes the first groove and the second groove, first groove is vertically provided at second
The side of groove and matched with cylinder, the vertical cross-section of second groove is semicircle, second groove and driving plate
Match somebody with somebody, second drive shaft is connected with driving plate, the junction of second drive shaft and driving plate is located at driving plate
Circle place, the vertical central axis of the length of the third connecting rod first groove adjacent equal to the circle center distance of the second groove
Distance.
Wherein, the second motor by the second drive shaft come controls connecting rod unit rotational, then semi-circular plate first with the second groove
Match so that cylinder turns to the first groove, enter after the first inside grooves, then pass through cylinder and the first groove
Active force between cell wall, realizes the position of movable plate, and so as to realize the flexible of sensor, convenient disposable measurement is not
The place to be measured of same distance, it is to avoid due to the scope of close-in measurement it is small caused by measurement error, improve the reality of survey meter
The property used.
Specifically, Zhong Kong mechanisms include panel, the display interface being arranged on panel, control button and some state instructions
Lamp, be arranged on panel inside middle control component, the middle control component includes central control module, is electrically connected with central control module
Display control module, motor drive module, working power module, key control module, wireless communication module and the state connect refers to
Show module, the central control module is PLC, the display interface is electrically connected with display control module, first motor and
Second motor is electrically connected with motor drive module, and the battery is electrically connected with working power module, the control button with
Key control module is electrically connected, and the status indicator lamp is electrically connected with state indicator module.
Wherein, central control module, for controlling the module of the modules intellectuality operation in survey meter, herein,
Central control module is not only PLC, can also be single-chip microcomputer, so as to improve the intellectuality of survey meter operation；Display control mould
Block, for controlling the module of display, herein, for controlling the related work information of display interface, improves survey meter work
Reliability；Motor drive module, the module worked for controlled motor, herein, can be controlled to each motor, so that
The flexible detection of detection survey meter is realized, its practicality is improved；Working power module, for providing stable work to survey meter
Make the module of voltage；Key control module, for carrying out the module by key control, herein, for user to control button
Manipulation information is acquired, so as to improve the operability of survey meter；Wireless communication module, by entering with external communication terminal
Row long distance wireless is connected, and improves the intellectuality of survey meter；State indicator module, state indicator module, for carrying out state instruction
Module, herein, indicated in real time for the working condition to status indicator lamp, so as to improve the reliable of survey meter
Property.
Specifically, the display interface is LCDs.
Specifically, the control button is touch key.
Specifically, the status indicator lamp includes dichromatic LED.
Specifically, the wireless communication module includes bluetooth.
Specifically, being additionally provided with handle above the body.
Specifically, the guide rail roughness is 3.2.
Specifically, the measuring probe is high-performance catalytic combustion type sensor.
Specifically, the scheduling adjustment mechanism is additionally provided with limit assembly, the limit assembly includes spring, the spring
Two ends are connected with second connecting rod and fixed seat respectively.
The beneficial effects of the invention are as follows in the portable natural gas Laser stealth material instrument, by telescoping mechanism, realize
To the flexible function of measuring probe so that during telemeasurement, it can measure and be difficult to what is touched in a big way and usually
Natural gas, and survey crew can be made away from place to be measured, personal safety is improved, passes through angle adjusting mechanism so that
When measuring small space, measuring probe can also be put in, and improve the effect of measurement, improve the practicality of measuring instrument.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the portable natural gas Laser stealth material instrument of the present invention；
Fig. 2 is the structural representation of the angle adjusting mechanism of the portable natural gas Laser stealth material instrument of the present invention；
Fig. 3 is the structural representation of the telescoping mechanism of the portable natural gas Laser stealth material instrument of the present invention；
Fig. 4 is the structural representation of the linkage unit of the portable natural gas Laser stealth material instrument of the present invention；
Fig. 5 is the structural representation of the Zhong Kong mechanisms of the portable natural gas Laser stealth material instrument of the present invention；
Fig. 6 is the systematic schematic diagram of the portable natural gas Laser stealth material instrument of the present invention；
In figure：1. Zhong Kong mechanisms, 2. sensors, 3. bodies, 4. telescoping mechanisms, 5. angle adjusting mechanisms, 6. batteries, 7.
Fixed seat, 8. springs, 9. first connecting rods, 10. first axles, 11. second connecting rods, 12. measuring probes, 13. second hinges, 14.
First drive shaft, 15. first motors, 16. flat boards, 17. guide rails, 18. movable plates, 19. first grooves, 20. second grooves, 21.
Linkage unit, 22. second drive shafts, 23. cylinders, 24. third connecting rods, 25. driving plates, 26. control buttons, 27. display interfaces,
28. panel, 29. status indicator lamps, 30. central control modules, 31. display control modules, 32. motor control modules, 33. work
Power module, 34. key control modules, 35. wireless communication modules, 36. state indicator modules, 37. second motors.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
As shown in figs 1 to 6, a kind of portable natural gas Laser stealth material instrument, including body 3, telescoping mechanism 4, angle
Governor motion 5, Zhong Kong mechanisms 1, sensor 2 and battery 6, the telescoping mechanism 4 are arranged on one end of body 3, described flexible
Mechanism 4 is fixedly connected with body 3, and the angle adjusting mechanism 5 is arranged on one end of telescoping mechanism 4, and is driven with telescoping mechanism 4
Connection, the sensor 2 and battery 6 are arranged on the inside of body 3, and the telescoping mechanism 4 and angle adjusting mechanism 5 are with
Control mechanism 1 is electrically connected；
The angle adjusting mechanism 5 includes fixed seat 7, adjusting part and measuring probe 12, and the measuring probe 12 passes through
Adjusting part is connected with fixed seat 7, and the adjusting part includes first connecting rod 9, first axle 10, second hinge 13, the
Two connecting rods 11, the first drive shaft 14 and the first motor 15, first motor 15 are arranged on one end of fixed seat 7, described first
Motor 15 is connected with the first drive shaft 14, and one end of first drive shaft 14 is connected with the first motor 15, and described first
The other end of drive shaft 14 is hinged by second hinge 13 and the middle part of second connecting rod 11, and the measuring probe 12 is arranged on second
One end of connecting rod 11, the other end of the second connecting rod 11 is hinged by first axle 10 and one end of first connecting rod 9, and described
The other end of one connecting rod 9 is fixedly connected with fixed seat 7；
Wherein, the first motor 15 controls second connecting rod 11 to be subjected to displacement by the first drive shaft 14, subsequent second connecting rod
11 will rotate around first axle 10, realize the change of the angle of measuring probe, so as to improve the reality of survey meter
The property used.
The telescoping mechanism 4 includes runner assembly, moving assembly and flat board 16, and the runner assembly is arranged on flat board 16
On, the moving assembly is arranged on flat board 16 and positioned at the lower section of runner assembly, the runner assembly include the second motor 37,
Second drive shaft 22 and linkage unit 21, second motor 37 are connected by the second drive shaft 22 and linkage unit 21,
The linkage unit 21 includes cylinder 23, third connecting rod 24 and driving plate 25, and the vertical cross-section of the driving plate 25 is semicircle,
One end of the third connecting rod 24 is fixedly connected with cylinder 23, the other end of the third connecting rod 24 and the circle centre position of driving plate 25
It is fixedly connected, the central axis string corresponding with the semi-circular cross-section of driving plate 25 of the third connecting rod 24 is vertical, the movement
Component includes guide rail 17, movable plate 18 and some mobile units, and the movable plate 18 is arranged on guide rail 17 and slided with guide rail 17
Dynamic connection, the fixed seat 7 is arranged on one end of movable plate 18, and the mobile unit is uniformly arranged on movable plate 18, described
Mobile unit include the first groove 19 and the second groove 20, first groove 19 be vertically provided at the side of the second groove 20 and
Matched with cylinder 23, the vertical cross-section of second groove 20 is semicircle, and second groove 20 is matched with driving plate 25, institute
State the second drive shaft 22 to be connected with driving plate 25, the junction of second drive shaft 22 and driving plate 25 is located at driving plate
25 circular place, the length of the third connecting rod 24 first groove 19 adjacent equal to the circle center distance of the second groove 20 it is vertical
The distance of central axis.
Wherein, the second motor 37 is rotated by the second drive shaft 22 come controls connecting rod unit 21, then semi-circular plate is first with
Two grooves 20 are matched so that cylinder 23 is turned at the first groove 19, are entered after the inside of the first groove 19, then pass through
Active force between the cell wall of 23 and first groove of cylinder 19, realizes the position of movable plate 18, so as to realize sensor 2
It is flexible, the place to be measured of convenient disposable measurement different distance, it is to avoid due to the scope of close-in measurement it is small caused by measure
Error, improves the practicality of survey meter.
If specifically, Zhong Kong mechanisms 1 include panel 28, the display interface 27 being arranged on panel 28, control button 26 and
Dry status indicator lamp 29, be arranged on panel 28 inside middle control component, it is described it is middle control component include central control module 30, with
Central control module 30 electrically connect display control module 31, motor drive module 32, working power module 33, by key control mould
Block 34, wireless communication module 35 and state indicator module 36, the central control module 30 be PLC, the display interface 27 with
Display control module 31 is electrically connected, and first motor 15 is electrically connected with the second motor 37 with motor drive module 32, described
Battery 6 is electrically connected with working power module 33, and the control button 26 is electrically connected with key control module 34, and the state refers to
Show that lamp 29 is electrically connected with state indicator module 36.
Wherein, central control module 30, for controlling the module of the modules intellectuality operation in survey meter, at this
In, central control module 30 is not only PLC, can also be single-chip microcomputer, so as to improve the intellectuality of survey meter operation；Display control
Molding block 31, for controlling the module of display, herein, for controlling the related work information of display interface 27, improves spy
Survey the reliability of instrument work；Motor drive module 32, the module worked for controlled motor, herein, can enter to each motor
Row control, it is achieved thereby that the flexible detection of detection survey meter, improves its practicality；Working power module 33, for spy
Survey the module that instrument provides stable operating voltage；Key control module 34, for carrying out the module by key control, herein, is used for
User is acquired to the manipulation information of control button 26, so as to improve the operability of survey meter；Wireless communication module 35,
It is connected by carrying out long distance wireless with external communication terminal, improves the intellectuality of survey meter；State indicator module 36, state instruction
Module 36, for carrying out the module of state instruction, herein, is referred in real time for the working condition to status indicator lamp 29
Show, so as to improve the reliability of survey meter.
Specifically, the display interface 27 is LCDs.
Specifically, the control button 26 is touch key.
Specifically, the status indicator lamp 29 includes dichromatic LED.
Specifically, the wireless communication module 35 includes bluetooth.
Specifically, the top of the body 3 is additionally provided with handle.
Specifically, the roughness of guide rail 17 is 3.2.
Specifically, the measuring probe 12 is high-performance catalytic combustion type sensor 2.
Specifically, the scheduling adjustment mechanism is additionally provided with limit assembly, the limit assembly includes spring 8, the spring 8
Two ends be connected respectively with second connecting rod 11 and fixed seat 7.
Compared with prior art, in the portable natural gas Laser stealth material instrument, by telescoping mechanism 4, realize pair
The flexible function of measuring probe 12 so that during telemeasurement, can measure and be difficult to what is touched in a big way and usually
Natural gas, and survey crew can be made away from place to be measured, personal safety is improved, passes through angle adjusting mechanism 5 so that
When measuring small space, measuring probe 12 can also be put in, and improve the effect of measurement, improve the practicality of measuring instrument.
Using the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (10)
1. a kind of portable natural gas Laser stealth material instrument, it is characterised in that including body, telescoping mechanism, angular adjustment machine
Structure, Zhong Kong mechanisms, sensor and battery, the telescoping mechanism are arranged on one end of body, and the telescoping mechanism is consolidated with body
Fixed connection, the angle adjusting mechanism is arranged on one end of telescoping mechanism, and is connected with telescoping mechanism, the sensor and
Battery is arranged on the inside of body, and the telescoping mechanism and angle adjusting mechanism are electrically connected with Zhong Kong mechanisms；
The angle adjusting mechanism include fixed seat, adjusting part and measuring probe, the measuring probe by adjusting part with
Fixed seat is connected, and the adjusting part includes first connecting rod, first axle, second hinge, second connecting rod, the first drive shaft
With the first motor, first motor is arranged on one end of fixed seat, and first motor and the first drive shaft are connected, institute
One end and the first motor connection of the first drive shaft are stated, the other end of first drive shaft passes through second hinge and second connecting rod
Middle part be hinged, the measuring probe is arranged on one end of second connecting rod, and the other end of the second connecting rod passes through first axle
It is hinged with one end of first connecting rod, the other end of the first connecting rod is fixedly connected with fixed seat；
The telescoping mechanism includes runner assembly, moving assembly and flat board, and the runner assembly is arranged on flat board, the movement
Component is arranged on flat board and positioned at the lower section of runner assembly, and the runner assembly includes the second motor, the second drive shaft and company
Bar unit, second motor is connected by the second drive shaft and linkage unit, and the linkage unit includes cylinder, the 3rd
Connecting rod and driving plate, the vertical cross-section of the driving plate is semicircle, and one end of the third connecting rod is fixedly connected with cylinder, institute
State the other end of third connecting rod to be fixedly connected with the circle centre position of driving plate, the central axis of the third connecting rod and the half of driving plate
The corresponding string of circular cross-section is vertical, and the moving assembly includes guide rail, movable plate and some mobile units, and the movable plate is set
It is slidably connected on guide rail and with guide rail, the fixed seat is arranged on one end of movable plate, the mobile unit is uniformly arranged on
On movable plate, the mobile unit includes the first groove and the second groove, and first groove is vertically provided at the second groove
Side and matched with cylinder, the vertical cross-section of second groove is semicircle, and second groove is matched with driving plate, described
Second drive shaft is connected with driving plate, and the junction of second drive shaft and driving plate is located at the circle of driving plate,
The distance of the vertical central axis of the length of the third connecting rod first groove adjacent equal to the circle center distance of the second groove.
2. portable natural gas Laser stealth material instrument as claimed in claim 1, it is characterised in that Zhong Kong mechanisms include face
Plate, the display interface being arranged on panel, control button and some status indicator lamps, be arranged on panel inside middle control group
Part, the middle control component includes central control module, the display control module electrically connected with central control module, motor driving mould
Block, working power module, key control module, wireless communication module and state indicator module, the central control module is
PLC, the display interface is electrically connected with display control module, and first motor and the second motor are electric with motor drive module
Connection, the battery is electrically connected with working power module, and the control button is electrically connected with key control module, the state
Indicator lamp is electrically connected with state indicator module.
3. portable natural gas Laser stealth material instrument as claimed in claim 2, it is characterised in that the display interface is liquid
Crystal display screen.
4. portable natural gas Laser stealth material instrument as claimed in claim 2, it is characterised in that the control button is light
Touch of key-press.
5. portable natural gas Laser stealth material instrument as claimed in claim 2, it is characterised in that the status indicator lamp bag
Include dichromatic LED.
6. portable natural gas Laser stealth material instrument as claimed in claim 2, it is characterised in that the wireless communication module
Including bluetooth.
7. portable natural gas Laser stealth material instrument as claimed in claim 1, it is characterised in that the top of the body is also
Provided with handle.
8. portable natural gas Laser stealth material instrument as claimed in claim 1, it is characterised in that the guide rail roughness is
3.2。
9. portable natural gas Laser stealth material instrument as claimed in claim 1, it is characterised in that the measuring probe is height
Performance catalytic combustion type sensor.
10. portable natural gas Laser stealth material instrument as claimed in claim 1, it is characterised in that the scheduling adjustment machine
Structure is additionally provided with limit assembly, and the limit assembly includes spring, and the two ends of the spring connect with second connecting rod and fixed seat respectively
Connect.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811335583.8A CN109386740B (en) | 2017-06-26 | 2017-06-26 | Natural gas detector |
| CN201710493702.1A CN107120534B (en) | 2017-06-26 | 2017-06-26 | A kind of portable natural gas Laser stealth material instrument |
| CN201811335584.2A CN109915735B (en) | 2017-06-26 | 2017-06-26 | Detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710493702.1A CN107120534B (en) | 2017-06-26 | 2017-06-26 | A kind of portable natural gas Laser stealth material instrument |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811335583.8A Division CN109386740B (en) | 2017-06-26 | 2017-06-26 | Natural gas detector |
| CN201811335584.2A Division CN109915735B (en) | 2017-06-26 | 2017-06-26 | Detecting instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107120534A true CN107120534A (en) | 2017-09-01 |
| CN107120534B CN107120534B (en) | 2019-01-04 |
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ID=59718765
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710493702.1A Active CN107120534B (en) | 2017-06-26 | 2017-06-26 | A kind of portable natural gas Laser stealth material instrument |
| CN201811335583.8A Active CN109386740B (en) | 2017-06-26 | 2017-06-26 | Natural gas detector |
| CN201811335584.2A Active CN109915735B (en) | 2017-06-26 | 2017-06-26 | Detecting instrument |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811335583.8A Active CN109386740B (en) | 2017-06-26 | 2017-06-26 | Natural gas detector |
| CN201811335584.2A Active CN109915735B (en) | 2017-06-26 | 2017-06-26 | Detecting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN107120534B (en) |
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| CN108151981A (en) * | 2018-01-08 | 2018-06-12 | 河北工业大学 | Generate electricity station-service mesolow air compressor air leakage detection system |
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| CN111175674B (en) * | 2020-01-19 | 2022-07-22 | 上海速磁科技有限公司 | High-precision magnetic field measuring equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108151981A (en) * | 2018-01-08 | 2018-06-12 | 河北工业大学 | Generate electricity station-service mesolow air compressor air leakage detection system |
| CN108362835A (en) * | 2018-02-11 | 2018-08-03 | 河北工程大学 | A kind of geological prospecting gas detecting instrument |
| CN108362835B (en) * | 2018-02-11 | 2021-02-02 | 河北工程大学 | Geological exploration gas detector |
| CN109567397A (en) * | 2018-11-27 | 2019-04-05 | 赵文祥 | Novel station is used in a kind of office |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109386740A (en) | 2019-02-26 |
| CN109915735B (en) | 2020-11-13 |
| CN109915735A (en) | 2019-06-21 |
| CN107120534B (en) | 2019-01-04 |
| CN109386740B (en) | 2020-11-06 |
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