CN211375052U - Laser ranging device suitable for adverse circumstances - Google Patents
Laser ranging device suitable for adverse circumstances Download PDFInfo
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- CN211375052U CN211375052U CN201922246248.7U CN201922246248U CN211375052U CN 211375052 U CN211375052 U CN 211375052U CN 201922246248 U CN201922246248 U CN 201922246248U CN 211375052 U CN211375052 U CN 211375052U
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Abstract
The utility model belongs to a laser distance measuring device, in particular to a laser distance measuring device suitable for severe environment, which comprises a distance measuring instrument, a protective cooling cover and a penetration area protective cover which are fixedly connected with each other, wherein the protective cooling cover is provided with an air inlet and an air outlet I, the distance measuring instrument is arranged in the protective cooling cover towards the air outlet I, and the penetration area protective cover is connected with the air outlet I, the utility model discloses a protective cooling cover is provided with an air inlet and an air outlet I, the distance measuring instrument is arranged in the protective cooling cover towards the air outlet I, the distance measuring instrument is cooled by providing cooling gas in the protective cooling cover, simultaneously, the cooling gas is discharged from the air outlet I and the penetration area protective cover, dust, smoke, vapor, flame and the like in the environment are blown away, the laser penetration area is protected, and a clean laser penetration area is formed, ensuring that high temperatures or impurities in the environment affect the rangefinder.
Description
Technical Field
The utility model belongs to a laser rangefinder specifically is to involve a laser rangefinder suitable for adverse circumstances.
Background
The laser range finder has the characteristics of high precision and high efficiency, and is widely applied to non-contact range finding in various fields at present. The laser distance measuring instrument has the working principle that a thin laser beam is emitted to a target during working, a photoelectric element of a laser distance measuring host machine receives the laser beam reflected by the target, a timer measures the time from emitting to receiving of the laser beam, and the distance from an observer to the target is calculated. When dust, smoke and steam exist in the environment, diffuse reflection can be formed when laser penetrates through the laser, and the larger the dust, smoke and steam are, the larger the diffuse reflection is, and the larger the measurement error of the laser range finder is; in addition, the intense light of the environment can affect the return reception of the laser, causing measurement errors. The existing laser range finder solves the interference problem of dust, smoke dust, vapor and flame, and the common method is to increase the power of the laser range finder or optimize an algorithm, which can increase the cost and can not effectively solve the interference problem of dust, smoke dust, vapor and flame. Therefore, it is necessary to provide a laser distance measuring device which can solve the problems of dust, smoke, water vapor and flame interference.
Chinese patent publication No. CN201510654587.2 entitled "laser displacement sensor distance measuring device" describes a laser distance measuring device, in which, "an air cooling chamber is provided outside a sensor fixing chamber for cooling the temperature transmitted to the laser displacement sensor from the entire outer wall, a lens mounting member is provided below the air cooling chamber and connected to the air cooling chamber through a second flange, and a planar lens is disposed in the lens mounting member in an inclined manner for cutting off the connection between the lens of the laser displacement sensor and the external environment. In lens installed part lower part, be connected with the connector through the third ring flange, the connector lateral wall is equipped with the air and sweeps the mouth, sweep the mouth and face terminal surface under the plane lens, prevent that the terminal surface from attaching to the dust under the plane lens, the air blows off along lower part connector and both can guarantee the testee surface not fall the ash and can prevent around many dust environment dust under the dust stop in the connector, in this application, the forced air cooling chamber that will cool off laser displacement sensor with be used for preventing the terminal surface from attaching to the dust under the plane lens sweeps the mouth and separately set up, the complexity that the pipeline was laid has been increased, when the testee is in under the high temperature state and the example sweeps a mouthful position when nearer, the pipe connection that sweeps a mouthful department needs be high temperature resistant material, manufacturing cost has been increased, in addition, set up lens and influenced measurement accuracy to a.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a simple structure can guarantee the laser rangefinder who is applicable to adverse circumstances such as dust, smoke and dust, vapor, flame of measurement accuracy and stability.
The utility model discloses a content includes distancer and mutual fixed connection's protection cooling jacket and pierces through regional safety cover, be provided with air inlet and gas outlet I on the protection cooling jacket, the distancer sets up in the protection cooling jacket towards gas outlet I, pierces through regional safety cover and is connected with gas outlet I.
Furthermore, an air outlet II is also arranged on the protective cooling cover.
Furthermore, the size of the air outlet II is adjustable.
Furthermore, a temperature instrument is arranged in the protective cooling cover.
Furthermore, the penetration region protection cover is detachably connected with the air outlet I.
Furthermore, the penetration region protection cover is connected with the air outlet I through a flange.
Furthermore, a heat insulation plate is arranged at the joint of the penetration region protection cover and the air outlet I.
Further, the heat insulation plate is integrally provided with the air outlet I or the penetration region protection cover.
Further, the protective cooling jacket and the penetration zone protective jacket are coated with a thermal barrier coating.
Furthermore, the protective cooling hood and the penetration area protective hood are provided with heat insulation boards and/or heat insulation cotton.
The beneficial effects of the utility model are that, the utility model discloses a be provided with air inlet and gas outlet I on the protection cooling cover, the distancer sets up in the protection cooling cover towards gas outlet I, provide cooling gas in giving the protection cooling cover through the air inlet, cool off the distancer, and simultaneously, cooling gas is discharged from gas outlet I and penetration region protection cover, with dust in the environment, the smoke and dust, vapor, flame etc. blow away, it protects to pierce through the region to laser, form a clean laser and pierce through the region, guarantee the measurement accuracy and the measurement stability of distancer, avoid high temperature or impurity in the environment to influence the distancer. The utility model discloses simple structure on the whole, it is with low costs to can guarantee that the distancer measures stability and measured data's under adverse circumstances precision.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a usage state diagram of the present invention.
In the figure, 1 protects the cooling hood, 101 air inlet, 102 air outlet I, 103 air outlet II, 2 penetration region protection hood, 3 insulation board, 4 distance meter, 5 temperature meter, 6 measured object.
Detailed Description
As shown in fig. 1-2, the present invention comprises a distance measuring device 4 and a protective cooling cover 1 and a penetration area protecting cover 2 fixedly connected to each other, the protective cooling cover 1 is provided with a gas inlet 101 and a gas outlet I102, the gas inlet 101 is connected with a cooling gas pipeline, the distance measuring instrument 4 is arranged in the protective cooling cover 1 towards the gas outlet I102, the penetration area protective cover 2 is connected with the gas outlet I102, the penetration area protective cover is preferably coaxially arranged, cooling gas is supplied into the protective cooling cover 1 through the gas inlet 101, the distance measuring instrument 4 is cooled, and simultaneously, cooling gas is discharged from the gas outlet I102 and the penetration region protection cover 2, the laser penetration region is protected, dust, smoke dust, water vapor, flame and the like in the environment are isolated from the laser penetration region, a clean laser penetration region is formed, and high temperature or impurities in the environment are prevented from affecting the distance meter 4.
The protective cooling cover 1 is further provided with a gas outlet II 103, and the gas outlet II 103 is arranged to enable part of cooling gas to be discharged from the gas outlet II 103, so that the gas pressure of the gas outlet I102 is reduced, and the cooling gas is prevented from influencing the surface of the measured object 6.
The size of the air outlet II 103 is adjustable, the air pressure of the cooling gas discharged from the air outlet I102 can be adjusted by adjusting the size of the air outlet II 103, the larger the air pressure of the cooling gas discharged from the air outlet I102 is, and therefore on the premise that the surface of the measured object 6 is not affected by the cooling gas, the dust, smoke dust, water vapor, flame and the like in the protective cover 2 of the penetration area can only be blown away.
Be provided with temperature appearance 5 in the protection cooling cover 1, but the temperature in temperature appearance 5 real-time supervision protection cooling cover 1 to in the rational regulation from the cooling gas pipeline transport the cooling gas's of coming temperature and atmospheric pressure, perhaps the size of rational regulation II 103 in gas outlet, in order to guarantee protection cooling cover 1 in the temperature can not be too high, avoid under the unknown condition distancer 4 to be in high temperature environment for a long time and cause the damage.
In order to increase laser rangefinder's application scope, pierce through regional safety cover 2 and can dismantle with I102 in gas outlet and be connected, under the affiliated environment of range finding does not belong to the circumstances of adverse circumstances, can dismantle regional safety cover 2 will pierce through, the transportation and the maintenance of the laser rangefinder of being convenient for simultaneously.
Specifically, the penetration region protection cover 2 is connected with the air outlet I102 through a flange.
And a heat insulation plate 3 is arranged at the joint of the penetration region protection cover 2 and the air outlet I102, and the heat insulation plate 3 is used for blocking heat radiation and reducing the heat transfer of the penetration region protection cover 2 to the protection cooling cover 1 in a high-temperature environment.
For the sake of simplicity of installation, heat shield 3 is provided integrally with air outlet i 102 or penetration zone shield 2.
In order to improve the heat insulation effect of the protective cooling cover 1 and the penetration area protective cover 2 on the distance measuring device 4, the protective cooling cover 1 and the penetration area protective cover 2 are coated with heat insulation paint.
In order to improve the heat insulation effect of the protective cooling jacket 1 and the penetration area protective cover 2 on the distance measuring device 4, heat insulation plates and/or heat insulation cotton are arranged on the protective cooling jacket 1 and the penetration area protective cover 2.
Claims (10)
1. The utility model provides a laser rangefinder suitable for adverse circumstances, characterized by, including distancer (4) and mutual fixed connection's protection cooling cover (1) and pierce through regional safety cover (2), be provided with air inlet (101) and I (102) in gas outlet on protection cooling cover (1), distancer (4) set up in protection cooling cover (1) towards I (102) in gas outlet, pierce through regional safety cover (2) and are connected with I (102) in gas outlet.
2. The laser distance measuring device suitable for severe environment as claimed in claim 1, wherein the protective cooling cover (1) is further provided with an air outlet II (103).
3. The laser distance measuring device suitable for severe environment as claimed in claim 2, wherein the size of the air outlet II (103) is adjustable.
4. Laser rangefinder suitable for harsh environments according to claim 3, characterized in that a temperature gauge (5) is provided inside said protective cooling enclosure (1).
5. Laser rangefinder apparatus suitable for harsh environments according to claim 1, characterized in that said penetration zone protection cap (2) is removably connected to the air outlet i (102).
6. The laser distance measuring device for harsh environments of claim 5 wherein said penetration zone shield (2) is flanged to outlet port I (102).
7. The laser distance measuring device suitable for severe environment according to claim 5, wherein a heat insulation plate (3) is arranged at the joint of the penetration region protection cover (2) and the air outlet I (102).
8. Laser rangefinder apparatus suitable for harsh environments according to claim 7, characterized in that said heat shield (3) is integral with the air outlet I (102) or with the penetration area protection shield (2).
9. Laser rangefinder apparatus suitable for harsh environments according to claim 1 wherein the protective cooling shield (1) and the penetration area protection shield (2) are coated with a thermal barrier coating.
10. Laser rangefinder suitable for harsh environments according to claim 1, characterized in that the protective cooling hood (1) and the penetration area protection hood (2) are provided with heat insulation panels and/or heat insulation cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922246248.7U CN211375052U (en) | 2019-12-13 | 2019-12-13 | Laser ranging device suitable for adverse circumstances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922246248.7U CN211375052U (en) | 2019-12-13 | 2019-12-13 | Laser ranging device suitable for adverse circumstances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211375052U true CN211375052U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922246248.7U Active CN211375052U (en) | 2019-12-13 | 2019-12-13 | Laser ranging device suitable for adverse circumstances |
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| CN (1) | CN211375052U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023155265A1 (en) * | 2022-02-17 | 2023-08-24 | 宁德时代新能源科技股份有限公司 | Detection device and electrode sheet manufacturing device |
-
2019
- 2019-12-13 CN CN201922246248.7U patent/CN211375052U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023155265A1 (en) * | 2022-02-17 | 2023-08-24 | 宁德时代新能源科技股份有限公司 | Detection device and electrode sheet manufacturing device |
| US11988498B2 (en) * | 2022-02-17 | 2024-05-21 | Contemporary Amperex Technology Co., Limited | Detection device and pole piece manufacturing equipment |
| EP4257917A4 (en) * | 2022-02-17 | 2024-05-29 | Contemporary Amperex Technology Co., Limited | Detection device and electrode sheet manufacturing device |
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