CN212321431U - Vehicle-mounted combustible gas laser detector - Google Patents
Vehicle-mounted combustible gas laser detector Download PDFInfo
- Publication number
- CN212321431U CN212321431U CN202021066118.1U CN202021066118U CN212321431U CN 212321431 U CN212321431 U CN 212321431U CN 202021066118 U CN202021066118 U CN 202021066118U CN 212321431 U CN212321431 U CN 212321431U
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- Prior art keywords
- steering
- groove
- shaft
- fixing
- supporting base
- 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.)
- Expired - Fee Related
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000005096 rolling process Methods 0.000 claims abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000007689 inspection Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 22
- 238000000862 absorption spectrum Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a vehicle-mounted combustible gas laser detector belongs to gaseous detection technical field. The utility model comprises a methane laser remote sensing detector, a rotary groove, a worm, a turbine, a steering shaft, a rolling bearing, a supporting base, a spring, an adjusting rod and a damping chassis; the worm is positioned in the rotating groove and is driven to rotate by the driving motor; the worm wheel is meshed with the worm and is connected with the methane laser remote sensing detector through a transmission shaft; the top of the steering shaft is fixedly connected with the rotating groove, the bottom of the steering shaft is arranged in the steering groove, and the outer wall of the steering shaft is provided with a plurality of fixing grooves; the supporting base is positioned below the rotating groove, the top of the supporting base is provided with a steering groove, the inner wall of one side of the steering groove is provided with a fixing hole, a fixing shaft is arranged in the fixing hole, the spring is sleeved on the outer side of the fixing shaft, and two ends of the spring are fixedly connected with the front end of the fixing shaft and the inner wall of the steering groove respectively; the adjusting rod is in threaded connection with the supporting base; the top end and the bottom end of the damping chassis are fixedly connected with the adjusting rod and the patrol car respectively. The utility model discloses be difficult for producing and miss the inspection.
Description
Technical Field
The utility model relates to a vehicle-mounted combustible gas laser detector belongs to gaseous detection technical field.
Background
Along with the wide use of natural gas in China, the safety of a gas pipeline is increasingly emphasized, and safety inspection and leakage early warning are more and more important. At present, portable leak detectors at home and abroad are all in short-distance probe type detection. The probe is placed in an environment with gas and is in direct contact with the gas. In practical inspection, the pipeline or facility is difficult to reach or even impossible to reach (such as a highway, a gate-locked yard, a pipeline suspended under a bridge, a flower garden, a river, a riser outside a high building, a room inside, or other places which are difficult to access), which brings a potential safety hazard to the gas pipeline.
The combustible gas laser remote sensing detector is a measuring instrument based on near-infrared diode laser absorption spectrum, selects a strong absorption spectrum line of corresponding combustible gas such as methane molecules, and during measurement, only needs to point the laser remote sensing detector to an area to be measured, and the detector receives a laser beam reflected by a leakage air mass to measure the integral absorption concentration of the combustible gas on a reflection path so as to calculate the concentration of the combustible gas in the area to be measured. At present, the combustible gas laser remote sensing detector is usually fixedly installed on an electric vehicle to be used for patrol and inspection by patrol and inspection personnel, can only measure the concentration of combustible gas in a certain specific direction, cannot realize multi-angle and omnibearing detection, and is easy to generate a missing detection condition.
SUMMERY OF THE UTILITY MODEL
Problem to among the prior art, the utility model provides a vehicle-mounted combustible gas laser detector to enlarge current laser detector's detection area, avoid appearing lou examining the condition.
In order to realize the technical purpose, the technical proposal of the utility model is that:
a vehicle-mounted combustible gas laser detector comprises a methane laser remote sensing detector, a multi-angle rotating mechanism, a rolling bearing, a supporting base, a spring, an adjusting rod and a damping chassis; the multi-angle rotating mechanism comprises a rotating groove, a worm, a driving motor, a turbine and a steering shaft, wherein the rotating groove is horizontally arranged, the worm and the driving motor are arranged in the rotating groove, and the worm is driven to rotate by the driving motor; the worm wheel is meshed with the worm and driven by the worm to rotate, and the worm wheel is connected with the methane laser remote sensing detector through a transmission shaft; the steering shaft is vertically arranged, the top of the steering shaft is fixedly connected with the bottom of the rotating groove, the bottom of the steering shaft is arranged in the steering groove formed in the top of the supporting base through a rolling bearing, and a plurality of fixing grooves are formed in the outer wall of the steering shaft; the outer ring of the rolling bearing is fixedly connected with the inner wall of the steering groove, and the inner ring of the rolling bearing is matched with the steering shaft and rotates together with the steering shaft; the supporting base is positioned below the rotating groove, a steering groove is formed in the top of the supporting base, a fixing hole which horizontally penetrates through the inner wall of one side of the steering groove is formed in the inner wall of the one side of the steering groove, a fixing shaft is arranged in the fixing hole, one end of the fixing shaft extends into the fixing groove, and the other end of the fixing shaft extends to the outer side of the supporting base and is connected with the handle; the spring is sleeved outside the fixed shaft, one end of the spring is fixedly connected with the front end of the fixed shaft, and the other end of the spring is fixedly connected with the inner wall of the steering groove; the adjusting rod is provided with external threads and is in threaded connection with the supporting base through an internal thread hole formed in the bottom of the supporting base; the top end of the damping chassis is fixedly connected with the adjusting rod, and the bottom end of the damping chassis is fixedly connected with the patrol car. The utility model discloses simple structure, the utility model discloses can realize 360 degrees rotations of methane laser remote sensing detection instrument on the space, can monitor the methane gas in almost whole space comprehensively, the difficult condition of examining that leaks that produces.
Preferably, the driving motor is a stepping motor.
Preferably, 12 fixing grooves are formed in the circumferential direction of the steering shaft at equal intervals, and the steering degree is marked below each fixing groove. The arrangement can realize accurate steering of the steering shaft.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the present invention;
reference numerals:
10. methane laser remote sensing detector 20, transmission shaft 31, rotating groove 32, worm 33, driving motor 34, turbine 35, steering shaft 36, fixing groove 40, rolling bearing 50, supporting base 51, steering groove 52, fixing hole 53, fixing shaft 60, spring 70, adjusting rod 80, damping chassis 90, patrol car
Detailed Description
With reference to fig. 1 and 2, a specific embodiment of the present invention is described in detail, but the present invention is not limited to the claims.
As shown in fig. 1 and 2, the vehicle-mounted combustible gas laser detector comprises a methane laser remote sensing detector 10, a multi-angle rotating mechanism, a rolling bearing 40, a supporting base 50, a spring 60, an adjusting rod 70 and a damping chassis 80; the multi-angle rotating mechanism comprises a rotating groove 31, a worm 32, a driving motor 33, a turbine 34 and a steering shaft 35, wherein the rotating groove 31 is horizontally arranged, the worm 32 and the driving motor 33 are arranged in the rotating groove 31, the worm 32 is driven by the driving motor 33 to rotate, and the driving motor 33 is a stepping motor; the worm wheel 34 is meshed with the worm 32 and driven by the worm 32 to rotate, and the worm wheel 34 is connected with the methane laser remote sensing detector 10 through the transmission shaft 20; the steering shaft 35 is vertically arranged, the top of the steering shaft 35 is fixedly connected with the bottom of the rotating groove 31, the bottom of the steering shaft 35 is installed in a steering groove 51 formed in the top of the supporting base 50 through a rolling bearing 40, 12 fixing grooves 36 are formed in the circumferential direction of the outer wall of the steering shaft 35 at equal intervals in a circle, and the steering degree is correspondingly marked below each fixing groove 36; the outer ring of the rolling bearing 40 is fixedly connected with the inner wall of the steering groove 51, and the inner ring of the rolling bearing 40 is matched with the steering shaft 35 and rotates together with the steering shaft 35; the supporting base 50 is positioned below the rotating groove 31, a steering groove 51 is formed in the top of the supporting base 50, a fixing hole 52 which penetrates horizontally is formed in the inner wall of one side of the steering groove 51, a fixing shaft 53 is arranged in the fixing hole 52, one end of the fixing shaft 53 extends into the fixing groove 36, and the other end of the fixing shaft 53 extends to the outer side of the supporting base 50 and is connected with a handle; the spring 60 is sleeved outside the fixed shaft 53, one end of the spring 60 is fixedly connected with the front end of the fixed shaft 53, and the other end of the spring 60 is fixedly connected with the inner wall of the steering groove 51; the adjusting rod 70 is provided with external threads, and the adjusting rod 70 is in threaded connection with the supporting base 50 through an internal threaded hole formed in the bottom of the supporting base 50; the top end of the damping chassis 80 is fixedly connected with the adjusting rod 70, and the bottom end of the damping chassis is fixedly connected with the patrol car 90.
The working principle is as follows:
starting the methane laser remote sensing detector 10, enabling the methane laser remote sensing detector 10 to work, and monitoring the concentration of methane gas in a certain specific direction by the methane laser remote sensing detector 10; starting a stepping motor, driving the worm 32 to rotate by the stepping motor, driving the worm 34 to rotate by the worm 32, driving the methane laser remote sensing detector 10 to rotate by the worm 34 through a transmission shaft, and monitoring the methane gas concentration in the whole vertical plane area by the methane laser remote sensing detector 10; pulling the handle pulls the fixed shaft 53 out of the fixed groove 36, the spring 60 on the fixed shaft 53 is compressed, the steering shaft 35 is rotated according to the degree below the fixed groove 36 to adjust the angle of the monitored plane area, when the steering shaft 35 rotates to a designated degree, the handle is released, and the spring 60 on the fixed shaft 53 is reset into the fixed groove 36 under the action of elastic force to brake the steering shaft 35.
To sum up, the utility model has the advantages of it is following:
1. the utility model discloses can realize that methane laser remote sensing detection instrument 10 is 360 degrees rotations in the space, can monitor the combustible gas in almost whole space comprehensively, be difficult for producing and leak the condition of examining.
2. The utility model discloses a setting up and adjusting pole 70 both can realize the quick dismantlement and the installation of combustible gas laser detector and electric motor car, can adjust the mounting height of combustible gas laser detector on the electric motor car again.
3. The utility model discloses a set up the vibrations by a wide margin that spare part among the shock attenuation chassis 80 can alleviate the combustible gas laser detector appears at the electric motor car in-process of traveling, prolong its life.
It should be understood that the above detailed description of the present invention is only for illustrative purposes and is not limited to the technical solutions described in the embodiments of the present invention. It will be understood by those skilled in the art that the present invention may be modified and equivalents may be substituted to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (3)
1. A vehicle-mounted combustible gas laser detector is characterized by comprising a methane laser remote sensing detector, a multi-angle rotating mechanism, a rolling bearing, a supporting base, a spring, an adjusting rod and a damping chassis; the multi-angle rotating mechanism comprises a rotating groove, a worm, a driving motor, a turbine and a steering shaft, wherein the rotating groove is horizontally arranged, the worm and the driving motor are arranged in the rotating groove, and the worm is driven to rotate by the driving motor; the worm wheel is meshed with the worm and driven by the worm to rotate, and the worm wheel is connected with the methane laser remote sensing detector through a transmission shaft; the steering shaft is vertically arranged, the top of the steering shaft is fixedly connected with the bottom of the rotating groove, the bottom of the steering shaft is arranged in the steering groove formed in the top of the supporting base through a rolling bearing, and a plurality of fixing grooves are formed in the outer wall of the steering shaft; the outer ring of the rolling bearing is fixedly connected with the inner wall of the steering groove, and the inner ring of the rolling bearing is matched with the steering shaft and rotates together with the steering shaft; the supporting base is positioned below the rotating groove, a steering groove is formed in the top of the supporting base, a fixing hole which horizontally penetrates through the inner wall of one side of the steering groove is formed in the inner wall of the one side of the steering groove, a fixing shaft is arranged in the fixing hole, one end of the fixing shaft extends into the fixing groove, and the other end of the fixing shaft extends to the outer side of the supporting base and is connected with the handle; the spring is sleeved outside the fixed shaft, one end of the spring is fixedly connected with the front end of the fixed shaft, and the other end of the spring is fixedly connected with the inner wall of the steering groove; the adjusting rod is provided with external threads and is in threaded connection with the supporting base through an internal thread hole formed in the bottom of the supporting base; the top end of the damping chassis is fixedly connected with the adjusting rod, and the bottom end of the damping chassis is fixedly connected with the patrol car.
2. The laser detector of claim 1, wherein the driving motor is a stepper motor.
3. The laser detector of claim 1, wherein the steering shaft has 12 fixing slots spaced at equal intervals in the circumferential direction, and the number of steering degrees is indicated below each fixing slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021066118.1U CN212321431U (en) | 2020-06-10 | 2020-06-10 | Vehicle-mounted combustible gas laser detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021066118.1U CN212321431U (en) | 2020-06-10 | 2020-06-10 | Vehicle-mounted combustible gas laser detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212321431U true CN212321431U (en) | 2021-01-08 |
Family
ID=74025622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021066118.1U Expired - Fee Related CN212321431U (en) | 2020-06-10 | 2020-06-10 | Vehicle-mounted combustible gas laser detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212321431U (en) |
-
2020
- 2020-06-10 CN CN202021066118.1U patent/CN212321431U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |