CN208969232U - Laser radar explosion-protection equipment - Google Patents
Laser radar explosion-protection equipment Download PDFInfo
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- CN208969232U CN208969232U CN201821359061.7U CN201821359061U CN208969232U CN 208969232 U CN208969232 U CN 208969232U CN 201821359061 U CN201821359061 U CN 201821359061U CN 208969232 U CN208969232 U CN 208969232U
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- laser radar
- cloche
- explosion
- protection equipment
- proof
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Abstract
The utility model discloses a kind of laser radar explosion-protection equipments, including for being located on the outside of laser radar with explosion-proof cloche, cloche is the quartz glass cover for capableing of light transmission.In explosive gas atmosphere, using can explosion-proof cloche cover laser radar, in a manner of flame proof to laser radar carry out it is explosion-proof, without changing the structure of laser radar itself, easy to use, explosion-proof effect is preferable, can make laser radar security application in the present context.Simultaneously as cloche is light transmission, the light of laser radar can be projected, it is ensured that the normal use of laser radar.In addition, quartz glass cover is set by cloche, quartz glass has extremely low thermal expansion coefficient, higher heat resistance, fabulous chemical stability, excellent electrical insulating property, low and stable ultrasonic delay performance, optimal ultraviolet spectra performance and saturating visible light and near infrared spectrum performance and has the mechanical performance higher than simple glass, keeps the mechanical strength of explosion-protection equipment higher.
Description
Technical field
The utility model relates to laser explosion-proof technology field, in particular to a kind of laser radar explosion-protection equipment.
Background technique
A kind of existing laser radar is to perceive surrounding enviroment by transmitting laser beam using laser flying principle with determination
The Mobile navigation device of self-position.For the laser radar of the prior art, can not safely be applied in explosive gas atmosphere.
Therefore, how to apply laser radar safely in explosive gas atmosphere, be that those skilled in the art are current
The technical issues that need to address.
Utility model content
In view of this, laser radar can be made to exist the purpose of the utility model is to provide a kind of laser radar explosion-protection equipment
It is safely applied in explosive gas atmosphere.
To achieve the above object, the utility model provides the following technical solutions:
A kind of laser radar explosion-protection equipment, including for being located on the outside of laser radar with explosion-proof cloche, the glass
Glass cover is the quartz glass cover for capableing of light transmission.
Preferably, the cloche is the four prisms cylinder of two axial end portion opening settings.
Preferably, two axial end portions of the cloche are sealed by metal plate respectively.
Preferably, the cloche is spliced by four glass plates, passes through metal between the two neighboring glass plate
Column connection, and the metal column is set on the rib of the four prisms cylinder.
Preferably, the quadrangular is rectangle perpendicular to axial section.
Preferably, the cloche with a thickness of 12mm-15mm.
It preferably, further include the protective net being set on the outside of the cloche, the protective net includes and each glass plate
Respectively correspond the dictyosome of setting.
Preferably, the dictyosome by with certain angle the first metal strip and the second metal strip be staggered and formed, institute
There is first metal strip to be arranged in parallel, all second metal strips are arranged in parallel, and first metal strip and described the
Two metal strips are arranged both with respect to peripheral, oblique.
Preferably, in the dictyosome, all first metal strip equidistantly distributeds and all second metal strips
Equidistantly distributed.
Laser radar explosion-protection equipment provided by the utility model includes for being located on the outside of laser radar with explosion-proof glass
Glass cover, cloche are the quartz glass cover for capableing of light transmission.
In explosive gas atmosphere, using can explosion-proof cloche cover laser radar, in a manner of flame proof to swash
Optical radar progress is explosion-proof, and without changing the structure of laser radar itself, easy to use, explosion-proof effect is preferable, can make laser thunder
Up to security application in the present context.Simultaneously as cloche is light transmission, the light of laser radar can project, can guarantee
The normal use of laser radar.In addition, flame proof must be adopted because needing laser beam injection/receiving particularity when laser radar work
With transparent material, and light need to be taken into account, small, high mechanical strength requirement is lost thoroughly.Quartz glass cover is set by cloche, quartz
Glass, that is, high-purity quartz material manufacture glass, belongs to optical glass scope.Quartz glass have extremely low thermal expansion coefficient, compared with
High heat resistance, fabulous chemical stability, excellent electrical insulating property, low and stable ultrasonic delay performance, optimal purple
External spectrum performance and saturating visible light and near infrared spectrum performance, and have the mechanical performance higher than simple glass, make explosion-proof dress
The mechanical strength set is higher.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 provides the main view of explosion-protection equipment by the utility model；
Fig. 2 provides the first angle structural schematic diagram of explosion-protection equipment by the utility model；
Fig. 3 provides the second angle structural schematic diagram of explosion-protection equipment by the utility model.
Fig. 1 is into Fig. 3:
1- cloche, 2- protective net, the first metal strip of 21-, the second metal strip of 22-, 3- metal plate, 4- metal column, the side 5-
Frame, 6- boss.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of laser radar explosion-protection equipment, can be improved the safety that laser radar uses
Property.
In a kind of specific embodiment of the provided laser radar explosion-protection equipment of the utility model, Fig. 1 to Fig. 3 is please referred to, is wrapped
It includes for being located on the outside of laser radar with explosion-proof cloche 1, cloche 1 is the quartz glass cover for capableing of light transmission.Wherein, should
Cloche 1 can be specifically located on the outside of 3D laser radar.Wherein, the higher the better for the laser transmissivity of cloche.
In the present embodiment, in explosive gas atmosphere, using can explosion-proof cloche cover laser radar, with flame proof
Mode to laser radar carry out it is explosion-proof, without changing the structure of laser radar itself, easy to use, explosion-proof effect is preferable, can
So that laser radar security application in the present context.Simultaneously as cloche is light transmission, the light of laser radar can be penetrated
Out, it can guarantee the normal use of laser radar.In addition, because needing laser beam injection/receiving particularity when laser radar work,
Flame proof must use transparent material, and need to take into account light and small, high mechanical strength requirement is lost thoroughly.Quartz is set by cloche 1
Cloche, quartz glass, that is, high-purity quartz material manufacture glass, belongs to optical glass scope.Quartz glass has extremely low heat
The coefficient of expansion, higher heat resistance, fabulous chemical stability, excellent electrical insulating property, low and stable ultrasonic delay performance,
Optimal ultraviolet spectra performance and saturating visible light and near infrared spectrum performance, and have the mechanicalness higher than simple glass
Can, keep the mechanical strength of explosion-protection equipment higher.
On the basis of the above embodiments, cloche 1 can be the four prisms cylinder of two axial end portion opening settings, that is,
The cloche 1 is in the cyclic structure of quadrangle, and the both ends open of cloche 1 is arranged, and can facilitate the assembling with laser radar,
It can select light transmission or lighttight component that the opening of cloche 1 is set according to actual needs simultaneously, to improve when anti-
The applicability of quick-fried device.
On the basis of the above embodiments, the both ends of cloche 1 can be sealed by metal plate 3 respectively, pass through cloche
Sealing space is formed with metal plate.Optionally, the volume of the sealing space can be 2L.Using metal plate 3, can guarantee explosion-proof
The intensity of device.Certainly, the axial end portion of cloche 1 can also select plastic plate or other plate member seals.
Based on any of the above embodiments, cloche 1 can be spliced by four glass plates, and glass plate is taken to spell
Cloche 1 is made in the mode connect, easy to process, advantageously ensures that machining accuracy, consequently facilitating realizing mass production.Adjacent two
It is connected between a glass plate by metal column 4, and metal column 4 is set on the rib of four prisms cylinder, advantageously ensures that the effective of light transmission
Area, meanwhile, quadrangular can guarantee the stability that cloche 1 is placed.Preferably, glass plate is slide plate.
Optionally, 4 diameter of metal column can be 10mm, glass plate and metal flanging >=5mm after glass plate splicing.
Further, quadrangular can be rectangle perpendicular to axial section, and according to calculating, effective form can reach 60%
More than, it is ensured that the effective area of laser transmission.
Based on any of the above embodiments, the outside of each glass plate can be equipped with the frame 5 for reinforcement, frame 5
It is corresponding with the edge of corresponding glass plate to be fixedly connected, that is, four glass plates connect one to one with four frames 5.Optionally,
Frame 5 can be the biggish metal frame of intensity.Glass plate is reinforced fixing with frame 5, can be avoided glass plate deformation, further
Improve the intensity of cloche 1.Optionally, frame 5 can be connect with cloche 1 with screw, in order to dismantle and repair.
Further, cricoid boss 6 can be set in an axial end portion of cloche 1, and the boss 6 is corresponding with frame 5
It is fixedly connected, and boss 6 is radially projecting relative to frame 5.The setting of boss 6 is advantageously implemented the steady placement of cloche 1,
Cloche 1 is avoided to topple over.
Based on any of the above embodiments, the thickness of cloche 1 can be 12mm-15mm, for example, 12mm, 13mm,
14mm or 15mm, to guarantee the mechanical strength of cloche 1.Certainly, the thickness of cloche 1 can also be set as needed as other
Numerical value.
Based on any of the above embodiments, which can also include being arranged outside cloche 1
The protective net 2 of side, protective net 2 include the dictyosome that setting is respectively corresponded with each glass plate, that is, four glass plates and four dictyosomes one
One is correspondingly connected with.Optionally, dictyosome can be fixedly connected on frame 5, can specifically pass through the side of welding or screw connection
Formula.In the present embodiment, protective net 2 is added in the outside of cloche 1, the explosion-proof reliability of explosion-protection equipment can be reinforced, is improved anti-
The intensity of quick-fried device.
More specifically, dictyosome can by with certain angle the first metal strip 21 and the second metal strip 22 be staggered shape
At.In dictyosome, all first metal strips 21 are arranged in parallel, and all second metal strips 22 are arranged in parallel, and dictyosome is by two kinds of metals
Item is constituted, easy to process, and selects metal strip that can guarantee mechanical strength.Meanwhile first metal strip 21 and the second metal strip 22
It is arranged both with respect to peripheral, oblique.Metal strip is obliquely installed with respect to the circumferential direction, can be blocked completely to avoid metal strip a certain whole
Laser beam circumferentially can guarantee the reliable use of laser radar.
Specifically shown in Fig. 1 for orientation, laser radar can be rotated around horizontal rotating shaft and pitching shaft, the horizontal rotating shaft
It is conllinear with the central axis of cloche 1.Under identical pitch angle laser radar around horizontal rotating shaft rotate one week, on one glass plate by
The laser beam being linked to be up to several laser points of lower formation, every laser beam are in substantially parallel relationship to circumferential direction.Due to metal strip with
It is circumferentially arranged in an oblique way, the laser beam formed under some pitch angle can be blocked completely to avoid metal strip.
Preferably, the tilt angle of the first metal strip 21 with respect to the circumferential direction can be 45 degree, the second metal strip 22 and first
Metal strip 21 perpendicular can be arranged.Certainly, the first metal strip 21 or the second metal strip 22 and circumferential angle can also be 30
Degree, 40 degree or other degrees.
Optionally, in dictyosome, all first metal strips 21 can be with equidistantly distributed and all second metal strips 22 can be with
Equidistantly distributed, to further decrease difficulty of processing.Optionally, distance values can be 15mm.
Optionally, the first metal strip 21 and the second metal strip 22 can be linear, and thick having a size of 3mm wide 4mm.
Based on any of the above embodiments, dictyosome can be plane net body, to further decrease difficulty of processing.When
So, dictyosome can also be spherical surface dictyosome or the dictyosome of other shapes.
It is as follows for the visual field relevant calculation of the cloche of rectangle for being set as four prisms cylinder and axial cross section in the application:
One, valid data 60% detect 60m distance:
21 ° of the single trough notch of laser data
Single 13.3 ° of stitching portion metal column field obscuration, less than 21 °
Glass protecting metal mesh field obscuration 30%
Then effective laser number and former laser total data ratio of the final explosion-proof environment for 60m detection are as follows:
1- (21 ° × 8+13.3 ° × 4)/360 ° (1-30%)=26.9%
Two, valid data 60% detect 50m distance:
13 ° of the single trough notch of laser data
Single 13.3 ° of stitching portion metal column field obscuration, it is greater than 13 °
Glass protecting metal mesh field obscuration 30%
Then effective laser number and former laser total data ratio of the final explosion-proof environment for 50m detection are as follows:
(1- (13.3 ° × 12)/360 °) (1-30%)=38.9%
Three, valid data 60% detect 40m distance:
11 ° of the single trough notch of laser data
Single 13.3 ° of stitching portion metal column field obscuration, it is greater than 11 °
Glass protecting metal mesh field obscuration 30%
Then effective laser number and former laser total data ratio of the final explosion-proof environment for 60m detection are as follows:
(1- (13.3 ° × 12)/360 °) (1-30%)=38.9%
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Laser radar explosion-protection equipment provided by the utility model is described in detail above.Tool used herein
Body example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand
The method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not taking off
Under the premise of from the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It also falls into the protection scope of the utility model claims.
Claims (7)
1. a kind of laser radar explosion-protection equipment, which is characterized in that including for being located on the outside of laser radar with explosion-proof glass
It covers (1), the cloche (1) is the quartz glass cover for capableing of light transmission；
The cloche (1) is the four prisms cylinder of two axial end portion opening settings；
Two axial end portions of the cloche (1) pass through metal plate (3) sealing respectively.
2. laser radar explosion-protection equipment according to claim 1, which is characterized in that the cloche (1) is by four glass
Plate is spliced, and is connected between the two neighboring glass plate by metal column (4), and the metal column (4) is set to described four
On the rib of prism.
3. laser radar explosion-protection equipment according to claim 2, which is characterized in that the quadrangular is cut perpendicular to axial
Face is rectangle.
4. laser radar explosion-protection equipment according to claim 3, which is characterized in that the cloche (1) with a thickness of
12mm-15mm。
5. laser radar explosion-protection equipment according to claim 3, which is characterized in that further include being set to the cloche (1)
The protective net (2) in outside, the protective net (2) include the dictyosome that setting is respectively corresponded with each glass plate.
6. laser radar explosion-protection equipment according to claim 5, which is characterized in that the dictyosome is by with certain angle
First metal strip (21) and the second metal strip (22) are staggered to be formed；In the dictyosome, all first metal strips (21)
It is arranged in parallel, all second metal strips (22) are arranged in parallel, and first metal strip (21) and second metal strip
(22) it is arranged both with respect to peripheral, oblique.
7. laser radar explosion-protection equipment according to claim 6, which is characterized in that in the dictyosome, all described
One metal strip (21) equidistantly distributed and all second metal strip (22) equidistantly distributeds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359061.7U CN208969232U (en) | 2018-08-21 | 2018-08-21 | Laser radar explosion-protection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359061.7U CN208969232U (en) | 2018-08-21 | 2018-08-21 | Laser radar explosion-protection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208969232U true CN208969232U (en) | 2019-06-11 |
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ID=66753522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821359061.7U Active CN208969232U (en) | 2018-08-21 | 2018-08-21 | Laser radar explosion-protection equipment |
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| Country | Link |
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| CN (1) | CN208969232U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031246A (en) * | 2018-08-21 | 2018-12-18 | 浙江国自机器人技术有限公司 | Laser radar explosion-protection equipment |
| CN110632613A (en) * | 2019-08-19 | 2019-12-31 | 中国科学院西安光学精密机械研究所 | Ultraviolet band-based target identification device and method in explosion scene |
-
2018
- 2018-08-21 CN CN201821359061.7U patent/CN208969232U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031246A (en) * | 2018-08-21 | 2018-12-18 | 浙江国自机器人技术有限公司 | Laser radar explosion-protection equipment |
| CN110632613A (en) * | 2019-08-19 | 2019-12-31 | 中国科学院西安光学精密机械研究所 | Ultraviolet band-based target identification device and method in explosion scene |
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