CN217981246U - Laser gas telemeter calibrating device - Google Patents
Laser gas telemeter calibrating device Download PDFInfo
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- CN217981246U CN217981246U CN202221925418.XU CN202221925418U CN217981246U CN 217981246 U CN217981246 U CN 217981246U CN 202221925418 U CN202221925418 U CN 202221925418U CN 217981246 U CN217981246 U CN 217981246U
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Abstract
The utility model discloses a gaseous telemeter calibrating device of laser relates to chemistry or physical analysis technical field. The utility model discloses a calibration base, calibration base top surface left side fixedly connected with gas storage tank, the inside sideslip control assembly that is provided with of calibration base, sideslip control assembly surface is provided with the mobile station, the inside centre gripping subassembly that is provided with of mobile station, centre gripping subassembly surface clamp has the gaseous telegauge body of laser, gas storage tank right flank fixedly connected with light-transmitting window, the gas storage tank left surface is provided with gaseous control mechanism, sideslip control assembly is including the motor, and motor fixed mounting is in calibration base inner wall left side, motor output end fixedly connected with screw post, in use operation is comparatively simple, has reached the effect of being convenient for carry out quick effective telegauge to the gaseous telegauge of laser for the gaseous telegauge of laser can keep accurate state, and the practicality is better.
Description
Technical Field
The utility model relates to a chemistry or physical analysis technical field, concretely relates to laser gas telemeter calibrating device.
Background
The laser gas telemeter technology essentially utilizes a spectral absorption technology to obtain the concentration of a gas by analyzing the selective absorption of laser light by the gas. The difference between the semiconductor laser and the traditional infrared spectrum absorption technology is that the spectrum width of the semiconductor laser is far smaller than the broadening of a gas absorption spectrum line. Laser gas telemeter mainly used methane gas reveals the detection, and the leak testing that is particularly useful for personnel to reach the region is difficult to like: overhead pipelines, risers, buried pipelines, pipelines in confined spaces, and the like.
But among the long-term use of laser gas telemeter, the unsafe condition of measurement may take place, if not calibrate in time, can seriously influence the result of use of laser gas telemeter, but lack among the prior art and carry out the isolated plant of effective calibration to laser gas telemeter, can only constantly change the measuring distance through artifical handheld laser gas telemeter mostly, then measure the gas of different concentrations, wherein the control of gas concentration, the control of measuring distance is all very troublesome, lead to whole calibration process comparatively loaded down with trivial details, and can not guarantee the accuracy of calibration, be difficult to carry out quick calibration to laser gas telemeter.
Therefore, a laser gas telemeter calibration device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an: for solving the problem mentioned in the above-mentioned background art, the utility model provides a gaseous telemeter calibrating device of laser.
The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:
the utility model provides a gaseous telemeter calibrating device of laser, includes the calibration base, calibration base top surface left side fixedly connected with gas holder, the inside sideslip control assembly that is provided with of calibration base, sideslip control assembly surface is provided with the mobile station, the inside centre gripping subassembly that is provided with of mobile station, centre gripping subassembly surface clamp holds the gaseous telemeter body of laser, gas holder right flank fixedly connected with light-transmitting window, the gas holder left surface is provided with gaseous control mechanism.
Further, the sideslip control assembly comprises a motor, the motor is fixedly mounted on the left side of the inner wall of the calibration base, the output end of the motor is fixedly connected with a threaded column, the surface of the threaded column is in threaded connection with a first threaded sleeve, the surface of the first threaded sleeve is fixedly connected with a support column, the top of the support column is fixedly connected with the bottom of the mobile platform, the top surface of the calibration base is communicated with a through groove, and the inner wall of the through groove is connected with the surface of the support column in a sliding mode.
Further, the centre gripping subassembly is including the installation cavity, and the installation cavity sets up in the inner wall top of mobile station, the installation cavity inner wall rotates and is connected with double threaded rod, double threaded rod rear end fixedly connected with knob, double threaded rod surface thread is connected with the second thread bush, second thread bush bottom fixedly connected with spliced pole, the installation cavity bottom is link up and has been seted up the spacing groove, and spacing inslot wall and spliced pole sliding surface are connected, spliced pole bottom fixedly connected with pinch-off blades, pinch-off blades surface fixedly connected with presss from both sides tight pad, and presss from both sides tight pad surface and the laminating of laser gas telemeter body surface.
Further, the quantity of second thread bush is two, and two second thread bushes respectively with the threaded connection of double-end threaded rod surface both sides, press from both sides tight pad and be the rubber material.
Further, the gas control mechanism comprises an air inlet pipe, the air inlet pipe is fixedly inserted into the left side face of the air storage box, a flow meter is arranged on the surface of the air inlet pipe, a ventilation pipe is fixedly inserted into the left side face of the air storage box, a one-way valve is arranged on the surface of the ventilation pipe, a fan is fixedly installed on the left side face of the air storage box, the air suction end of the fan is communicated with the inside of the air storage box, and an exhaust pipe is fixedly connected with the air outlet end of the fan.
Further, the light-transmitting window is high-light-transmitting glass.
The utility model has the advantages as follows: fix the surface at the mobile station with laser gas telemeter body centre gripping through the centre gripping subassembly, make laser gas telemeter body and gas storage tank be in same horizontal plane, can let in methane gas to the gas storage tank inside through gas control mechanism, and record and get into the methane flow in the gas storage tank, the methane gas concentration of rethread laser gas telemeter body to the gas storage tank inside is measured, compare the two measured data, thereby calibrate laser gas telemeter body testing result, remove through sideslip control assembly drive mobile station left and right directions, thereby detect methane gas at different distances, can obtain multiunit detected data, further calibrate laser gas telemeter body, in use's operation is comparatively simple, the effect of being convenient for carry out quick effective calibration to laser gas telemeter has been reached, make laser gas telemeter can keep accurate state, the practicality is better.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a sectional view of the calibration base structure of the present invention;
fig. 3 is a side sectional view of the mobile station structure of the present invention;
fig. 4 is a front sectional view of the gas storage box of the present invention.
Reference numerals are as follows: 1. calibrating the base; 2. a gas storage tank; 3. a traverse control assembly; 301. a motor; 302. a threaded post; 303. a first threaded sleeve; 304. a support column; 305. a chute; 4. a mobile station; 5. a clamping assembly; 501. a mounting cavity; 502. a double-headed threaded rod; 503. a knob; 504. a second threaded sleeve; 505. connecting columns; 506. a limiting groove; 507. a clamping plate; 508. a clamping pad; 6. a laser gas telemeter body; 7. an air inlet pipe; 8. a flow meter; 9. a ventilation pipe; 10. a one-way valve; 11. an exhaust pipe; 12. a fan; 13. and a light-transmitting window.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In the description of the embodiments of the present invention, it should be noted that the directions or positional relationships indicated by the terms "inside", "outside", "upper", and the like are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the utility model is conventionally placed when in use, and are only for convenience of describing the utility model and simplifying the description, but not for indicating or implying that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a laser gas telemeter calibrating device, including calibration base 1, calibration base 1 top surface left side fixedly connected with gas storage tank 2, calibration base 1 is inside to be provided with sideslip control assembly 3, sideslip control assembly 3 surface is provided with mobile station 4, mobile station 4 is inside to be provided with centre gripping subassembly 5, centre gripping subassembly 5 surface holder has laser gas telemeter body 6, gas storage tank 2 right side fixedly connected with light-transmitting window 13, gas storage tank 2 left side is provided with gas control mechanism, more specifically, fix laser gas telemeter body 6 centre gripping on the surface of mobile station 4 through centre gripping subassembly 5, make laser gas telemeter body 6 and gas storage tank 2 be in the same horizontal plane, can let in methane gas to gas storage tank 2 inside through gas control mechanism, and record the methane flow that gets into gas storage tank 2, the methane gas concentration of rethread laser gas telemeter body 6 to gas storage tank 2 inside is measured, compare the two measured data, thereby calibrate laser gas telemeter body 6 testing result, move the platform 4 drive through sideslip control assembly 3 drive, thereby can detect the difference in the gas detection to the gas detection, thereby can detect the multiple sets of telemeter body, the remote detection.
As shown in fig. 1 and fig. 2, the traverse control assembly 3 includes a motor 301, and the motor 301 is fixedly mounted on the left side of the inner wall of the calibration base 1, a threaded post 302 is fixedly connected to the output end of the motor 301, a threaded post 302 is connected with a first threaded sleeve 303 in a threaded manner, a support post 304 is fixedly connected to the surface of the first threaded sleeve 303, the top of the support post 304 is fixedly connected to the bottom surface of the mobile station 4, a chute 305 is formed in the top surface of the calibration base 1 in a run-through manner, the inner wall of the chute 305 is connected with the support post 304 in a sliding manner, more specifically, the threaded post 302 is driven to rotate by the motor 301, the first threaded sleeve 303 is driven to move in the left-right direction under the action of threads, so that the support post 304 is driven to slide along the inner wall of the chute 305, the mobile station 4 can be driven to move leftwards and rightwards, and remotely, and the measuring distance of the laser gas measuring instrument body 6 can be adjusted.
As shown in fig. 1 and fig. 3, clamping assembly 5 includes an installation cavity 501, and installation cavity 501 is opened at the top of the inner wall of mobile station 4, the inner wall of installation cavity 501 rotates and is connected with double-threaded rod 502, double-threaded rod 502 rear end fixedly connected with knob 503, double-threaded rod 502 surface threaded connection has second thread bush 504, second thread bush 504 bottom fixedly connected with spliced pole 505, installation cavity 501 bottom link up and has been seted up spacing groove 506, and spacing groove 506 inner wall and spliced pole 505 surface sliding connection, spliced pole 505 bottom fixedly connected with clamp plate 507, clamp plate 507 surface fixedly connected with clamp pad 508, and clamp pad 508 surface and laser gas telemeter body 6 surface laminating, more specifically, through rotating knob 503, drive double-threaded rod 502 to take place to rotate, drive two second thread bushes 504 to move under the screw action, make clamp plate 507 take place to move, and drive clamp pad 508 to touch the surface of laser gas telemeter body 6, carry out the centre gripping to laser gas telemeter body 6 fixedly, thereby make laser gas telemeter body 6 can keep stable in the mobile detection process.
As shown in fig. 3, the quantity of second thread bush 504 is two, and two second thread bushes 504 respectively with the threaded connection of stud 502 surface both sides, press from both sides tight 508 for the rubber material, more specifically do, under the drive of the different turning screw threads of stud 502 surface both sides, two stud 502 can synchronous antiport, and then drive spliced pole 505 and clamp plate 507 and remove, realize the centre gripping to gaseous telemeter body 6 of laser, through setting up clamp pad 508, increased with the surperficial frictional force of gaseous telemeter body 6 of laser, make to the contact pressure on the gaseous telemeter body 6 surface of laser inseparabler.
As shown in fig. 1 and 4, the gas control mechanism comprises an air inlet pipe 7, the air inlet pipe 7 is fixedly inserted into the left side face of the gas storage box 2, a flow meter 8 is arranged on the surface of the air inlet pipe 7, a vent pipe 9 is fixedly inserted into the left side face of the gas storage box 2, a check valve 10 is arranged on the surface of the vent pipe 9, a fan 12 is fixedly installed on the left side face of the gas storage box 2, the air suction end of the fan 12 is communicated with the inside of the gas storage box 2, an exhaust pipe 11 is fixedly connected with the air outlet end of the fan 12, more specifically, the gas such as methane is introduced into the gas storage box 2 through the air inlet pipe 7, the amount of the gas is recorded through the flow meter 8, after calibration is completed, the fan 12 is opened to generate suction, the methane gas inside the gas storage box 2 is extracted, the exhaust pipe 11 is used for unified recovery processing, the gas in the gas storage box 2 is prevented from going backwards from the vent pipe 9 through the check valve 10, when the fan 12 is opened, the air can enter the inside of the gas storage box 2 from the vent pipe 9 and the check valve 10, a flowing passage is formed, and the flowing passage is accelerated to exhaust the methane gas inside of the gas storage box 2.
As shown in fig. 4, the light-transmitting window 13 is made of high-light-transmitting glass, and more specifically, the high-light-transmitting glass has better light-transmitting property, so that refraction and reflection of laser light emitted from the laser gas telemeter body 6 are reduced, and accuracy of a calibration process is ensured.
Claims (6)
1. The utility model provides a gaseous telemeter calibrating device of laser, its characterized in that, includes calibration base (1), calibration base (1) top surface left side fixedly connected with gas storage tank (2), calibration base (1) inside sideslip control assembly (3) that is provided with, sideslip control assembly (3) surface is provided with mobile station (4), mobile station (4) inside is provided with centre gripping subassembly (5), centre gripping subassembly (5) surface centre gripping has gaseous telemeter body of laser (6), gas storage tank (2) right side fixedly connected with light-transmitting window (13), gas storage tank (2) left surface is provided with gas control mechanism.
2. The laser gas telemeter calibration device according to claim 1, wherein the traverse control assembly (3) comprises a motor (301), the motor (301) is fixedly installed on the left side of the inner wall of the calibration base (1), a threaded column (302) is fixedly connected to the output end of the motor (301), a first threaded sleeve (303) is in threaded connection with the surface of the threaded column (302), a support column (304) is fixedly connected to the surface of the first threaded sleeve (303), the top of the support column (304) is fixedly connected with the bottom surface of the mobile station (4), a sliding groove (305) is formed in the top surface of the calibration base (1) in a penetrating mode, and the inner wall of the sliding groove (305) is in sliding connection with the surface of the support column (304).
3. The laser gas telemeter calibration device according to claim 1, wherein the clamping assembly (5) comprises an installation cavity (501), the installation cavity (501) is arranged at the top of the inner wall of the mobile station (4), the inner wall of the installation cavity (501) is rotatably connected with a double-threaded rod (502), a knob (503) is fixedly connected with the rear end of the double-threaded rod (502), a second threaded sleeve (504) is in threaded connection with the surface of the double-threaded rod (502), a connecting column (505) is fixedly connected with the bottom of the second threaded sleeve (504), a limiting groove (506) is formed in the bottom of the installation cavity (501) in a penetrating manner, the inner wall of the limiting groove (506) is in surface sliding connection with the connecting column (505), a clamping plate (507) is fixedly connected with the bottom of the connecting column (505), a clamping pad (508) is fixedly connected with the surface of the clamping plate (507), and the surface of the clamping pad (508) is attached to the surface of the laser gas telemeter body (6).
4. A laser gas telemeter calibration apparatus according to claim 3, wherein the number of the second threaded sleeves (504) is two, and the two second threaded sleeves (504) are respectively connected to the threads on both sides of the surface of the double-threaded rod (502), and the clamping pad (508) is made of rubber.
5. A laser gas telemeter calibrating device according to any one of claims 1 to 4, wherein the gas control mechanism comprises an air inlet pipe (7), the air inlet pipe (7) is fixedly inserted into the left side face of the air storage box (2), a flow meter (8) is arranged on the surface of the air inlet pipe (7), a ventilation pipe (9) is fixedly inserted into the left side face of the air storage box (2), a one-way valve (10) is arranged on the surface of the ventilation pipe (9), a fan (12) is fixedly installed on the left side face of the air storage box (2), the air suction end of the fan (12) is communicated with the inside of the air storage box (2), and an exhaust pipe (11) is fixedly connected with the air outlet end of the fan (12).
6. A laser gas telemeter calibration device according to claim 1, wherein the light-transparent window (13) is high light-transparent glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221925418.XU CN217981246U (en) | 2022-07-25 | 2022-07-25 | Laser gas telemeter calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221925418.XU CN217981246U (en) | 2022-07-25 | 2022-07-25 | Laser gas telemeter calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217981246U true CN217981246U (en) | 2022-12-06 |
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ID=84282404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221925418.XU Active CN217981246U (en) | 2022-07-25 | 2022-07-25 | Laser gas telemeter calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217981246U (en) |
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2022
- 2022-07-25 CN CN202221925418.XU patent/CN217981246U/en active Active
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