CN210953812U - Handcart type laser methane telemeter - Google Patents
Handcart type laser methane telemeter Download PDFInfo
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- CN210953812U CN210953812U CN201921644955.5U CN201921644955U CN210953812U CN 210953812 U CN210953812 U CN 210953812U CN 201921644955 U CN201921644955 U CN 201921644955U CN 210953812 U CN210953812 U CN 210953812U
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Abstract
A handcart type laser methane telemeter relates to the technical field of laser gas detecting instruments. The utility model consists of a hand-push type distance measuring vehicle, a U-shaped bolt, a vehicle-mounted laser methane detection device, a manual knob and an installation support plate; the shell of the vehicle-mounted laser methane detection device comprises a replaceable battery outer cover, a laser receiving port, an indicator light, a laser emitting port and a knob screw hole screwed by a hand. Realize the utility model is suitable for a need the minizone to detect, can reduce patrolling and examining personnel's working strength and work efficiency by a wide margin through avoiding the handheld equipment of staff to bow to press close to ground, conveniently in time handle the leakage point and eliminate the potential safety hazard early.
Description
Technical Field
The utility model relates to a gaseous detecting instrument technical field of laser.
Background
With the rapid development of the gas industry, particularly the popularization of natural gas pipelining, for cities with high population density, the gas safety management task of municipal departments is increasingly heavy, and the enhancement of the safety inspection of city gas pipe networks is imperative. In the process of routing inspection of a gas pipe network, for a small-range small area or a narrow road section, a handheld gas monitor and a hand-push type gas leakage routing inspection instrument (pump suction type) are generally adopted to route inspection of a gas pipeline and a valve well. Because the natural gas is lighter than the air, and it is fast that easily influenced by the air current diffusion, the in-process patrols and examines the personnel and need bow and reduce the leakage concentration that the height detected could be more accurate detection gas of reducing.
The detection technology of the hand-push type gas leakage inspection instrument (pump suction type) in the existing market adopts electrochemistry or thermal catalysis, the detection response time of the two modes is long (generally 20-30 s), the detection hysteresis is often large, the detection process of the air suction type detection mode is complex, the gas needs to be pumped to a detection device for analysis, the detection mode belongs to point type sensing, and after the walking detection of the hand-push type distance measuring vehicle, a line is detected, namely the walking track of a trolley. The patent previously filed by the inventor, application number 201910147393.1, filed as vehicle-mounted laser methane detection device, provides an implementation mode which is installed on an electric bicycle and can be used for inspecting the path of a medium-low pressure pipeline by a scanning surface which is 10 cm higher than the ground. The realization mode of installing at electric bicycle has overcome the handheld machine and has patrolled and examined the slow problem of response time that need bow to detect and hand propelled distancer formula patrolling and examining appearance (pump suction type) patrolled and examined, but because electric bicycle's functioning speed is very fast, when patrolling and examining to little region or path, electric bicycle patrols and examines and can't accomplish the location to revealing the point, and the personnel of patrolling and examining still need to patrol and examine the investigation, brings very big inconvenience for the work of patrolling and examining.
The meter counter is a length measuring tool, the existing meter counter has mechanical and electronic type, in textile and leather industry, in order to master the production progress and the need of quantitative fixed length package at any time in production, the meter counter is generally arranged in the production line. The mechanical counter is used for accumulating and recording the number of times of back and forth movement of the instrument or the machine, the roller rotates for one circle, and the Torren counter counts a distance information.
The hand-push type distance measuring vehicle is a common technology, and Taiwan TOP MEASURE and Tianjin lion sports equipment science and technology company have already obtained industrialized products.
The prior art of application:
in the prior art, the invention is a patent application with the patent application number of 2019100055990 and the application name of the invention is 'speed and concentration compensation method and device in laser gas remote measurement', and the invention consists of a laser generator, a laser detector, a spectrum analysis module, a threshold setting module, a speed and concentration compensation module, an alarm signal generation module and other general modules; other common modules include a power module; the invention can accurately monitor the gas leakage place under the moving state of the laser gas detection module by the algorithm of the speed and concentration compensation module, but the invention does not provide a method for determining the leakage point, and the manual recheck monitoring process is needed after the gas leakage point is known.
In the prior art, the invention is a patent application with the patent application number of 2019106687782 and the application name of a laser gas detection device with a distance measurement function, and the invention consists of a laser gas detector and a Hall type odometer; the laser gas detector comprises a power supply module, a laser generator, a laser detector, a spectrum analysis module and an alarm signal generation module; the Hall type odometer comprises a magnet, an inductor, a wheel diameter setting module and a distance calculating module; the invention can provide the distance from the leakage point when the laser gas detector stops moving after the gas leakage point is detected, but the distance cannot meet the requirement that the gas leakage point can be conveniently traced under all conditions, and the gas leakage point cannot be conveniently traced when a route is not straight.
The invention relates to a vehicle-mounted laser methane detection device, which is a laser gas detector in the prior art.
For solving the not enough of prior art, the utility model discloses a handcart-type laser methane telemeter passes through the detachable combination of mechanical structure with on-vehicle laser methane detection device and hand propelled range truck, is applicable to and needs the minizone to detect. The utility model discloses the detection mode is laser beam initiative telemetering measurement, combines to detect the route detection effect and be the plane, and response time is short, and no hysteresis, places on-vehicle laser gas detection device in the bottom position of small handcart, has solved the problem that the handheld machine patrols and examines and need reduce the instrument height, alleviates patroller's working strength greatly, the effectual degree of accuracy that improves the gas detection; meanwhile, the hand-twisting knob can be used for conveniently reversing the light emitting direction of the laser module, can be adjusted according to pipe network lines and the like of different road sections, is provided with a meter counter on the hand-push type distance measuring vehicle, can detect the distance from a starting point to a leakage point, can directly find the leakage point according to test distance data information, and greatly improves the inspection efficiency of the gas detection leakage point. In addition, laser module and hand propelled range finding car can split the use on the hand propelled range finding car, and the laser module can also act as a hand-held type laser gas alarm instrument to use when necessary.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the trolley type laser methane telemeter comprises a trolley type distance measuring trolley, a U-shaped bolt, a vehicle-mounted laser methane detection device, a manual knob and an installation supporting plate; the shell of the vehicle-mounted laser methane detection device comprises a replaceable battery outer cover, a laser receiving port, an indicator light, a laser emitting port and a hand-screwing knob screw hole;
the vehicle-mounted laser methane detection device emits laser beams with the wavelength of 1653nm through the laser emitting port, receives the laser beams reflected diffusely through the laser receiving port, calculates the concentration of methane gas according to the beer Lambert law and the intensity of the emitted laser and the intensity of the received laser, and generates alarm information when the concentration value exceeds a threshold set value;
the replaceable battery outer cover is used for replacing the battery;
the indicating lamp is used for indicating the working state of the vehicle-mounted laser methane detection device;
the vehicle-mounted laser methane detection device is fixed on the mounting support plate by matching a manual knob screw hole and a manual knob;
the hand-push type distance measuring vehicle is provided with a meter counter and can measure the distance from a gas leakage point to a starting point;
the U-shaped bolt is used for fixing the mounting support plate on the hand-push type distance measuring vehicle;
the hand-screwing knob is used for connecting and fixing the position of the vehicle-mounted laser methane detection device on the installation support plate, and the position and angle of the vehicle-mounted laser methane detection device are adjusted by adjusting the hand-screwing knob, namely the light emitting direction of 1653nm laser beams is adjusted.
Advantageous effects
Realize the utility model discloses a handcart-type laser methane telemeter, through the detachable combination of on-vehicle laser methane detecting device and the hand propelled distancer car that has meter ware, on-vehicle laser detecting device is located the bottom position of hand propelled distancer car, compare handcart laser departure point with electronic patrol and examine the car type and more press close to ground, it is higher to patrol and examine the degree of accuracy, it needs the minizone to detect to be applicable to, can reduce the working strength of patrolling and examining personnel and work efficiency by a wide margin through avoiding the handheld equipment of staff to bow to press close to ground, conveniently in time handle the leakage point and eliminate the potential safety hazard early.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural diagram of a housing of the vehicle-mounted laser methane detection device of the present invention;
FIG. 3 is a bottom structure view of the vehicle-mounted laser methane detection device of the present invention;
FIG. 4 is a structural view of a mounting plate of the utility model;
fig. 5 is a schematic view of the usage of the vehicle of the present invention.
Detailed Description
The trolley type laser methane telemeter comprises a trolley type distance measuring trolley 1, a U-shaped bolt 2, a vehicle-mounted laser methane detecting device 3, a manual knob 4 and an installation supporting plate 5; the shell of the vehicle-mounted laser methane detection device 3 comprises a replaceable battery outer cover 31, a laser receiving port 32, an indicator light 33, a laser emitting port 34 and a hand-screwed knob screw hole 35;
the vehicle-mounted laser methane detection device 3 transmits laser beams with the wavelength of 1653nm through the laser transmitting port 34, receives the laser beams reflected diffusely through the laser receiving port 32, calculates the concentration of methane gas according to the beer lambert law and the intensity of the transmitted laser and the intensity of the received laser, and generates alarm information when the concentration value exceeds a threshold set value;
a replaceable battery cover 31 for battery replacement;
the indicator light 33 is used for indicating the working state of the vehicle-mounted laser methane detection device;
the vehicle-mounted laser methane detection device 3 is fixed on the mounting support plate 5 by matching the manual knob screw hole 35 with the manual knob 4;
the hand-push type distance measuring vehicle 1 is provided with a meter counter and can measure the distance from a gas leakage point to a starting point;
the U-shaped bolt 2 is used for fixing the mounting support plate 5 on the hand-push type distance measuring vehicle 1;
the hand-screwing knob 4 is used for connecting and fixing the vehicle-mounted laser methane detection device 3 at the position of the installation supporting plate 5, and the position and angle of the vehicle-mounted laser methane detection device 3 are adjusted by adjusting the hand-screwing knob 4, namely the light emitting direction of 1653nm laser beams is adjusted.
Claims (1)
1. The trolley type laser methane telemeter is characterized by consisting of a trolley type distance measuring trolley, a U-shaped bolt, a vehicle-mounted laser methane detection device, a manual knob and an installation supporting plate; the shell of the vehicle-mounted laser methane detection device comprises a replaceable battery outer cover, a laser receiving port, an indicator light, a laser emitting port and a hand-screwing knob screw hole;
the vehicle-mounted laser methane detection device emits laser beams with the wavelength of 1653nm through the laser emitting port, receives the laser beams reflected diffusely through the laser receiving port, calculates the concentration of methane gas according to the beer Lambert law and the intensity of the emitted laser and the intensity of the received laser, and generates alarm information when the concentration value exceeds a threshold set value;
the replaceable battery outer cover is used for replacing the battery;
the indicating lamp is used for indicating the working state of the vehicle-mounted laser methane detection device;
the vehicle-mounted laser methane detection device is fixed on the mounting support plate by matching a manual knob screw hole and a manual knob;
the hand-push type distance measuring vehicle is provided with a meter counter and can measure the distance from a gas leakage point to a starting point;
the U-shaped bolt is used for fixing the mounting support plate on the hand-push type distance measuring vehicle;
the hand-screwing knob is used for connecting and fixing the position of the vehicle-mounted laser methane detection device on the installation support plate, and the position and angle of the vehicle-mounted laser methane detection device are adjusted by adjusting the hand-screwing knob, namely the light emitting direction of 1653nm laser beams is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921644955.5U CN210953812U (en) | 2019-09-29 | 2019-09-29 | Handcart type laser methane telemeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921644955.5U CN210953812U (en) | 2019-09-29 | 2019-09-29 | Handcart type laser methane telemeter |
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| Publication Number | Publication Date |
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| CN210953812U true CN210953812U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921644955.5U Active CN210953812U (en) | 2019-09-29 | 2019-09-29 | Handcart type laser methane telemeter |
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| CN (1) | CN210953812U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712605A (en) * | 2020-12-23 | 2021-04-27 | 河南威斯盾电子科技有限公司 | Portable mobile inspection device and using method thereof |
-
2019
- 2019-09-29 CN CN201921644955.5U patent/CN210953812U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712605A (en) * | 2020-12-23 | 2021-04-27 | 河南威斯盾电子科技有限公司 | Portable mobile inspection device and using method thereof |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220419 Address after: 310052 No. 1186-1 Bin'an Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: HANGZHOU INNOVER TECHNOLOGY Co.,Ltd. Address before: 100190 Room 101, office building 7, Zhongguancun South 2nd Street, Haidian District, Beijing Patentee before: BEIJING HANGXING NETWORKING CO.,LTD. |
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| TR01 | Transfer of patent right |