CN209264944U - Laser radar explosion-protection equipment - Google Patents
Laser radar explosion-protection equipment Download PDFInfo
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- CN209264944U CN209264944U CN201821347740.2U CN201821347740U CN209264944U CN 209264944 U CN209264944 U CN 209264944U CN 201821347740 U CN201821347740 U CN 201821347740U CN 209264944 U CN209264944 U CN 209264944U
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- cloche
- laser radar
- explosion
- protection equipment
- metal strip
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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 being capable 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, and can guarantee the normal use of laser radar.
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 being capable of light transmission.
Preferably, the cloche is integral type cloche.
Preferably, the cloche is spherical glass cover.
Preferably, the cloche is successively spliced to form by several glass plates, is passed through between the adjacent glass plate
Metal column is fixedly connected.
Preferably, the cloche is the prism of the both ends open in axial direction, and the glass plate is correspondingly arranged at the rib
On one face of cylinder, the metal column is correspondingly arranged at a rib of the prism.
Preferably, the both ends of the cloche are sealed by metal plate respectively.
Preferably, the outside of each glass plate is equipped with the frame for reinforcement, the side of the frame and the glass plate
Edge correspondence is fixedly connected, and an axial end portion of the cloche is equipped with cricoid boss, and the boss is corresponding with the frame
It is fixedly connected, and the boss is radially projecting relative to the frame.
It preferably, further include the protective net being set on the outside of the cloche.
Preferably, the protective net includes several dictyosomes being sequentially arranged in the circumferential direction., and the dictyosome is by having a clamp
First metal strip and the second metal strip at angle are staggered to be formed；In the dictyosome, all first metal strips are arranged in parallel,
All second metal strips are arranged in parallel, and first metal strip is set with second metal strip both with respect to peripheral, oblique
It sets.
Preferably, in the dictyosome, first metal strip gradient, and first metal strip and institute with respect to the circumferential direction
It is perpendicular to state the second metal strip.
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 being capable of light transmissions.In explosive gas atmosphere, using can explosion-proof cloche cover laser radar, with every
Quick-fried mode is explosion-proof to laser radar progress, and without changing the structure of laser radar itself, easy to use, explosion-proof effect is preferable,
It can make 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.
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 main view of the explosion-protection equipment when cloche is four prisms cylinder by the utility model；
Fig. 2 provides first angle structural representation of the explosion-protection equipment when cloche is four prisms cylinder by the utility model
Figure；
Fig. 3 provides second angle structural representation of the explosion-protection equipment when cloche is four prisms cylinder by the utility model
Figure；
Fig. 4 provides main view of the explosion-protection equipment when cloche is hexagonal prisms cylinder by the utility model；
Fig. 5 provides first angle structural representation of the explosion-protection equipment when cloche is hexagonal prisms cylinder by the utility model
Figure；
Fig. 6 provides second angle structural representation of the explosion-protection equipment when cloche is hexagonal prisms cylinder by the utility model
Figure.
Fig. 1 is into Fig. 6:
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, laser radar can be made in explosive gas
It is safely applied in environment.
In a kind of specific embodiment of the provided laser radar explosion-protection equipment of the utility model, Fig. 1 to Fig. 6 is please referred to, is wrapped
The cloche 1 for being located on the outside of laser radar is included, for the cloche 1 for explosion-proof, which is light-permeable, glass
Laser in cover 1 can reach outside by the cloche 1.Wherein, which can specifically be located at outside 3D laser radar
Side.
In the present embodiment, in explosive gas atmosphere, using can be explosion-proof cloche 1 cover laser radar, with every
Quick-fried mode is explosion-proof to laser radar progress, and without changing the structure of laser radar itself, easy to use, explosion-proof effect is preferable,
It can make laser radar security application in the present context.Simultaneously as cloche 1 is light transmission, it is capable of the light of laser radar
It can project, can guarantee the normal use of laser radar.
On the basis of the above embodiments, cloche 1 can be integral type cloche, splice shape compared to multiple pieces of glass plate
At cloche 1, connecting component that may be light-blocking between the embodiment no setting is required glass plate can guarantee that explosion-protection equipment passes
The effective area of defeated window.
Further, cloche 1 can be spherical glass cover, and to reduce incidence angle, energy loss is penetrated in reduction.Specifically,
When being installed on laser radar, cloche 1 can be homocentric with laser radar, equal when guaranteeing that laser projects at any angle
For 0 degree of incidence angle.It should be noted that spherical glass cover is not necessarily referring to a complete sphere, one of sphere may also be only
Point.
Obviously, cloche 1 is not limited to be set as spherical glass cover, can also for cuboid cloche, cylindrical body cloche or
Person's other shapes.
Certainly, cloche 1 is not limited to be set as integrated glass cover.In a specific embodiment, cloche 1 can lead to
It crosses several glass plates to be successively spliced to form, is fixedly connected between adjacent sheets of glass by metal column 4, can specifically refer to Fig. 1.
In the present embodiment, cloche 1 is made in the mode for taking glass plate to splice, easy to process, advantageously ensures that processing essence
Degree, consequently facilitating realizing mass production.Meanwhile adjacent glass plate is connected using metal column 4, it is ensured that between glass plate
Bonding strength.
Further, cloche 1 can be correspondingly arranged at prism for the prism of the both ends open in axial direction, glass plate
A face on, metal column 4 is correspondingly arranged at a rib of prism.In the present embodiment, cloche 1 is set as cyclic annular i.e. both ends
Opening setting, can facilitate the assembling with laser radar, meanwhile, light transmission or lighttight portion can be selected according to actual needs
The opening of cloche 1 is arranged in part, to improve the applicability for working as explosion-protection equipment.In addition, the rib of prism is arranged in metal column 4
On, while easy to process, advantageously ensure that the effective area of light transmission, and can guarantee the stability that cloche 1 is placed.It is excellent
Selection of land, glass plate are slide plate.
Optionally, 4 diameter of metal column can be 10mm, glass plate and metal flanging >=5mm after glass plate splicing.
Wherein, according to the assessment of laser radar navigation data amount, effective form of explosion-protection equipment is preferably higher than 30%.
Preferably, Fig. 1 to Fig. 3 is please referred to, prism can be quadrangular, and further, quadrangular is perpendicular to axial direction
Section can be rectangle.According to calculating, for quadrangular under the premise of proof strength, effective form can achieve 60% or more.
Or fig. 4 to fig. 6 is please referred to, prism can be hexagonal prisms, and further, hexagonal prisms can perpendicular to axial section
Think regular hexagon.According to calculating, for hexagonal prisms under the premise of proof strength, effective form is also far longer than 30%.
Further, the both ends of cloche 1 can be sealed by metal plate 3 respectively, be formed by glass and metal
Sealing space.Using metal plate 3, it can guarantee the intensity of explosion-protection equipment.
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, glass plate and the frame of equivalent 5 are correspondingly connected with.Optionally, frame 5
It can be the biggish metal frame of intensity.Glass plate is reinforced fixing with frame 5, can be avoided glass plate deformation, further increase
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.
Because needing laser beam injection/receiving particularity when laser radar work, flame proof must use transparent material, and need simultaneous
It cares for light and small, high mechanical strength requirement is lost thoroughly, meanwhile, the higher the better for the laser transmissivity of cloche.In any of the above-described implementation
On the basis of example, cloche 1 can be set to quartz glass cover, and quartz glass, that is, high-purity quartz material manufacture glass belongs to
Optical glass scope.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 light
Spectrality energy, and have the mechanical performance higher than simple glass, keep the mechanical strength of explosion-protection equipment higher.Or cloche 1 can
Think tempered glass cover or PE material cloche.
Based on any of the above embodiments, the thickness of cloche 1 can be configured according to actual needs, wherein
The mechanical strength of explosion-resistant enclosure is positively correlated with thickness.For example, the thickness of tempered glass can be 8mm- when using tempered glass
10mm, explosion-protection equipment as shown in Figure 1 to Figure 3 are the tempered glass cover of hexagonal prism.Or it is weak for mechanical strength property
It can be 12mm-15mm in the thickness of the quartz glass of tempered glass, quartz glass, explosion-protection equipment as shown in Figures 4 to 6 is
The quartz glass cover of four prisms cylinder.
Based on any of the above embodiments, which can also include the protection that 1 outside of cloche is arranged in
Net 2 reinforces the explosion-proof intensity of explosion-protection equipment by protective net 2.Optionally, in the embodiment of setting frame 5, protective net 2
It can be fixedly connected on frame 5, it specifically can be by way of welding or screw connection.In the present embodiment, in cloche 1
Outside add protective net 2, the explosion-proof reliability of explosion-protection equipment can be reinforced, improve the intensity of explosion-protection equipment.
On the basis of the above embodiments, protective net 2 may include several dictyosomes being sequentially arranged in the circumferential direction., dictyosome by
The first metal strip 21 and the second metal strip 22 with certain angle are staggered and to be formed.In dictyosome, all first metal strips
21 are arranged in parallel, and all second metal strips 22 are arranged in parallel, and the first metal strip 21 and the second metal strip 22 are both with respect to circumferential direction
It is obliquely installed, to avoid a certain whole laser beam circumferentially is blocked.
Specifically, dictyosome can for one, it is two or more.As shown in Fig. 2, for the cloche 1 of four prisms cylinder, protection
Net 2 may include four dictyosomes, and four glass plates connect one to one with four dictyosomes.Or the glass for hexagonal prism
Glass cover 1, protective net 2 may include six dictyosomes, and six glass plates connect one to one with six dictyosomes.In addition, protective net 2 can
To be adapted with the shape of cloche 1, for example, protective net 2 can accordingly be arranged to dome shape for the cloche of spherical surface.
Dictyosome can be made of two kinds of metal strips, easy to process, and select metal strip that can guarantee mechanical strength.Meanwhile
In dictyosome, the first metal strip 21 and the second metal strip 22 are arranged both with respect to peripheral, oblique.Metal strip tilts with respect to the circumferential direction
Setting, laser beam circumferentially can be blocked completely to avoid metal strip, 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, in dictyosome, the tilt angle of the first metal strip 21 with respect to the circumferential direction can be 45 degree, the second metal strip
22 perpendicular can be arranged with the first metal strip 21.Certainly, the first metal strip 21 or the second metal strip 22 with circumferential angle also
It can 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 hexagonal prism and axial cross section in the application:
Effectively detection 60m, 50m, 40m distance of valid data 60%
30 ° of the single trough notch of laser data
Single 16.9 ° of stitching portion metal column field obscuration
Glass protecting metal mesh field obscuration 0%
Then effective laser number and former laser total data ratio of the final explosion-proof environment for 50m detection are as follows:
1- (30 ° × 6)/360 °=50%
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 (8)
1. a kind of laser radar explosion-protection equipment characterized by comprising
For being located on the outside of laser radar with explosion-proof cloche (1), the cloche (1) being capable of light transmission；
Protective net (2) on the outside of the cloche (1), the protective net (2) includes several being sequentially arranged in the circumferential direction.
Dictyosome, the dictyosome by with certain angle the first metal strip (21) and the second metal strip (22) be staggered and formed, it is described
In dictyosome, all first metal strips (21) are arranged in parallel, and all second metal strips (22) are arranged in parallel, and described
One metal strip (21) and second metal strip (22) are arranged both with respect to peripheral, oblique.
2. laser radar explosion-protection equipment according to claim 1, which is characterized in that the cloche (1) is integral type glass
Glass cover.
3. laser radar explosion-protection equipment according to claim 2, which is characterized in that the cloche (1) is spherical glass
Cover.
4. laser radar explosion-protection equipment according to claim 1, which is characterized in that the cloche (1) passes through several
Glass plate is successively spliced to form, and is fixedly connected between the adjacent glass plate by metal column (4).
5. laser radar explosion-protection equipment according to claim 4, which is characterized in that the cloche (1) is in axial direction
The prism of both ends open, the glass plate are correspondingly arranged on a face of the prism, and the metal column (4) is correspondingly arranged at
At one rib of the prism.
6. laser radar explosion-protection equipment according to claim 5, which is characterized in that distinguish at the both ends of the cloche (1)
It is sealed by metal plate (3).
7. laser radar explosion-protection equipment according to claim 6, which is characterized in that the outside of each glass plate, which is equipped with, to be used
In the frame (5) of reinforcement, the frame (5) is corresponding with the edge of the glass plate to be fixedly connected, and one of the cloche (1)
Axial end portion is equipped with cricoid boss (6), and the boss (6) is corresponding with the frame (5) to be fixedly connected, and the boss (6)
It is radially projecting relative to the frame (5).
8. laser radar explosion-protection equipment according to any one of claims 1 to 7, which is characterized in that described in the dictyosome
First metal strip (21) tilts 45 degree with respect to the circumferential direction, and first metal strip (21) mutually hangs down with second metal strip (22)
Directly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821347740.2U CN209264944U (en) | 2018-08-21 | 2018-08-21 | Laser radar explosion-protection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821347740.2U CN209264944U (en) | 2018-08-21 | 2018-08-21 | Laser radar explosion-protection equipment |
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| Publication Number | Publication Date |
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| CN209264944U true CN209264944U (en) | 2019-08-16 |
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ID=67556423
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| CN201821347740.2U Active CN209264944U (en) | 2018-08-21 | 2018-08-21 | Laser radar explosion-protection equipment |
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| CN (1) | CN209264944U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001710A (en) * | 2018-08-21 | 2018-12-14 | 浙江国自机器人技术有限公司 | Laser radar explosion-protection equipment |
-
2018
- 2018-08-21 CN CN201821347740.2U patent/CN209264944U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001710A (en) * | 2018-08-21 | 2018-12-14 | 浙江国自机器人技术有限公司 | Laser radar explosion-protection equipment |
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