CN214686655U

CN214686655U - Laser radar's explosion-proof construction for downhole robot

Info

Publication number: CN214686655U
Application number: CN202120197641.6U
Authority: CN
Inventors: 张梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-11-12
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses an explosion-proof structure of laser radar for downhole robot, the through-hole has all been seted up to the bottom of upper plate and the both sides inner wall of a protection section of thick bamboo, and the internal surface of through-hole bonds and have the diaphragm, the vacuum cavity has all been seted up to the inside of upper plate and a protection section of thick bamboo, and vacuum cavity internal surface mounting has the corresponding seat relative with the through-hole to install multiunit guide needle in one side of corresponding seat. The utility model discloses an explosion-proof structure of laser radar for downhole robot, firstly through set up the diaphragm and have the corresponding seat of guide pin in the inside of upper plate, and fill fire extinguishing agent in the vacuum cavity in the upper plate inside, can put out a fire to the laser radar inside when the laser radar explodes, prevent further to take place to damage; secondly, through set up the diaphragm and have the seat that corresponds of conducting needle in the inside of a protection section of thick bamboo to the cavity evacuation in the protection section of thick bamboo can be when laser radar takes place the explosion, the atmospheric pressure that produces the explosion is dredged in time.

Description

Laser radar's explosion-proof construction for downhole robot

Technical Field

The utility model relates to a laser radar technical field, in particular to laser radar's explosion-proof structure for downhole robot.

Background

The laser radar is a measuring method for measuring the distance of a target by irradiating the target by pulse laser and measuring the return time of a reflected pulse by using a sensor, but with the development of science and technology, the requirements of people on the laser radar are higher and higher, so that the traditional laser radar cannot meet the use requirements of people;

at present, current laser radar is when blasting, mainly is that its inside part takes place to burn or explode for the inside atmospheric pressure of laser radar risees fast, thereby leads to laser radar to explode, and current laser radar explosion-proof structure mainly improves in the aspect of laser radar shell hardness, and can't really dredge to the inside atmospheric pressure of laser radar, has certain potential safety hazard when leading to repairing afterwards, for this reason, we propose a laser radar's explosion-proof structure for downhole robot.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a laser radar's explosion-proof structure for downhole robot can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an explosion-proof structure of a laser radar for an underground robot comprises a wiring box and a protective cylinder positioned at the top of the wiring box, wherein annular explosion-proof glass is arranged outside the protective cylinder, an upper bottom plate is arranged at the top of the protective cylinder, wherein,

the bottom of upper plate and the both sides inner wall of a protection section of thick bamboo all seted up the through-hole, and the internal surface bonding of through-hole has the diaphragm, the vacuum cavity has all been seted up to the inside of upper plate and a protection section of thick bamboo, and vacuum cavity internal surface mounting has the corresponding seat relative with the through-hole to correspond one side that the seat orientation through-hole was being corresponded and install the multiunit and lead to the needle.

Preferably, the bottom of the protective cylinder is provided with a lower bottom plate, and the lower bottom plate is connected with the upper bottom plate through a bolt.

Preferably, the bottom of the lower bottom plate is fixedly connected with the top of the wiring box, and the lower bottom plate and the upper bottom plate are identical in shape.

Preferably, the vacuum cavity inside the upper bottom plate is filled with fire extinguishing agent.

Preferably, the bottom of the upper base plate is provided with an annular connecting ring, the upper base plate is in threaded connection with the top of the protective cylinder through the connecting ring arranged at the bottom of the upper base plate, a telescopic groove is formed in the outer side of the connecting ring, an electromagnetic plate is arranged inside the connecting ring, and the outer side of the electromagnetic plate is connected with a limiting pin through a spring and corresponds to a pin groove formed in the inner surface of the protective cylinder.

Preferably, the electromagnetic coil is installed inside the electromagnetic plate, and the electromagnetic coil is electrically connected with the battery installed at the bottom of the upper base plate through a wire.

Preferably, a magnetic sheet is installed inside the limit pin.

Preferably, the wiring box and the protective cylinder are both internally provided with honeycomb plates.

Compared with the prior art, the utility model discloses following beneficial effect has:

firstly, a diaphragm and a corresponding seat with a conducting needle are arranged in the upper bottom plate, and a fire extinguishing agent is filled in a vacuum cavity in the upper bottom plate, so that when the laser radar explodes, the interior of the laser radar can be extinguished, and further damage is prevented;

secondly, a diaphragm and a corresponding seat with a conducting needle are arranged in the protective cylinder, and a cavity in the protective cylinder is vacuumized, so that the air pressure generated by explosion can be dredged in time when the laser radar explodes, and the secondary explosion caused by the overlarge air pressure in the protective cylinder is prevented;

thirdly, the connecting ring in threaded connection with the protective cylinder is arranged at the bottom of the upper bottom plate, so that the difficulty in replacing and repairing devices inside the protective cylinder is reduced, and secondly, the limiting pin is arranged outside the connecting ring, so that the upper bottom plate and the protective cylinder after connection can be prevented from rotating relatively, and the connection stability between the upper bottom plate and the protective cylinder is improved;

fourthly sets up the honeycomb panel through the inside at wiring box and protection section of thick bamboo, utilizes the inside regular hexagon structure that is stable of honeycomb panel to improve the hardness of wiring box and protection section of thick bamboo, can also reduce the weight of device simultaneously.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an explosion-proof structure of a laser radar for an underground robot according to the present invention;

FIG. 2 is a partial cross-sectional view of a protection cylinder and an upper base plate in an explosion-proof structure of a laser radar for an underground robot according to the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 2 of the explosion-proof structure of the lidar for downhole robot of the present invention;

FIG. 4 is an enlarged view of the structure B in FIG. 2 of the explosion-proof structure of the lidar for downhole robot of the present invention;

fig. 5 is a structural diagram of the reverse side of the upper base plate in the explosion-proof structure of the lidar for the downhole robot of the present invention;

fig. 6 is the utility model relates to a laser radar's explosion-proof structure wiring box's for downhole robot local cross-sectional view.

In the figure: 1. a wiring box; 2. a lower base plate; 3. a protective cylinder; 4. an upper base plate; 5. explosion-proof glass; 6. a through hole; 7. a diaphragm; 8. a corresponding seat; 9. a connecting ring; 10. a spacing pin; 11. a honeycomb panel.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, an explosion-proof structure of a lidar for a downhole robot comprises a wiring box 1 and a protective cylinder 3 positioned at the top of the wiring box 1, wherein an annular explosion-proof glass 5 is mounted outside the protective cylinder 3, an upper bottom plate 4 is mounted at the top of the protective cylinder 3, wherein,

through-hole 6 has all been seted up to the bottom of upper plate 4 and the both sides inner wall of a protective cylinder 3, and the internal surface of through-hole 6 bonds and has diaphragm 7, the vacuum cavity has all been seted up to the inside of upper plate 4 and a protective cylinder 3, and vacuum cavity internal surface mounting has the seat 8 that corresponds relative with through-hole 6 to correspond seat 8 and install the multiunit and lead to the needle towards one side of through-hole 6.

Referring to fig. 1, a lower base plate 2 is mounted at the bottom of the protective cylinder 3, and the lower base plate 2 and the upper base plate 4 are connected through bolts.

Referring to fig. 1, the bottom of the lower plate 2 is fixedly connected with the top of the wiring box 1, and the lower plate 2 and the upper plate 4 have the same shape.

Referring to fig. 2, the vacuum chamber inside the upper plate 4 is filled with a fire extinguishing agent.

Referring to fig. 2, 4 and 5, an annular connecting ring 9 is installed at the bottom of the upper base plate 4, the upper base plate 4 is in threaded connection with the top of the protective cylinder 3 through the connecting ring 9 installed at the bottom of the upper base plate, a telescopic groove is formed in the outer side of the connecting ring 9, an electromagnetic plate is installed inside the connecting ring 9, and a limit pin 10 is connected to the outer side of the electromagnetic plate through a spring and corresponds to a pin groove formed in the inner surface of the protective cylinder 3.

Referring to fig. 4, an electromagnetic coil is installed inside the electromagnetic plate, and the electromagnetic coil is electrically connected with a battery installed at the bottom of the upper base plate 4 through a wire.

Referring to fig. 4, a magnetic sheet is installed inside the stopper pin 10.

Referring to fig. 6, a honeycomb plate 11 is installed inside each of the wiring box 1 and the shield cylinder 3.

During the use, the battery of control upper plate 4 bottom is switched on to the inside solenoid of electromagnetic plate, make it produce magnetism, attract the spacer pin 10 of electromagnetic plate front end, make spacer pin 10 shrink to the flexible groove in, later user's manual rotation upper plate 4, make threaded connection between upper plate 4 and the protective barrel 3, accomplish the back, the control battery is to the electromagnetic plate outage, make spacer pin 10 pop out under the effect of its rear end spring, insert in the keyway of 3 inner walls of protective barrel, make not take place relative rotation between upper plate 4 and the protective barrel 3, thereby improve the stability of being connected between upper plate 4 and the protective barrel 3.

When the inside device of laser radar explodes or burns, the inside atmospheric pressure increase of laser radar, because through-hole 6 and laser radar's the inside intercommunication of seting up on upper plate 4 and the protective cylinder 3, consequently, when the inside atmospheric pressure of laser radar increases, install and cave in to the vacuum cavity at the inside diaphragm 7 of through-hole 6, make diaphragm 7 and the needle that switches on that corresponds 8 front ends puncture diaphragm 7, make diaphragm 7 break, fill the fire extinguishing agent in upper plate 4 inside, drip the inside of laser radar in through-hole 6, prevent that the inside device of laser radar from further burning or explosion, the inside vacuum cavity of protective cylinder 3 dredges the inside atmospheric pressure of laser radar to it in simultaneously, make the atmospheric pressure in the protective cylinder 3 reduce, thereby prevent that protective cylinder 3 from exploding.

Through setting up honeycomb panel 11 in wiring box 1's inside, because honeycomb panel 11's inside is stable regular hexagon structure to improve wiring box 1 and a protection section of thick bamboo 3's hardness, honeycomb panel 11's inside is porous structure, can also reduce device's weight simultaneously.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An explosion-proof structure of a laser radar for an underground robot is characterized by comprising a wiring box (1) and a protection cylinder (3) positioned at the top of the wiring box (1), wherein annular explosion-proof glass (5) is arranged outside the protection cylinder (3), an upper bottom plate (4) is arranged at the top of the protection cylinder (3),

through-hole (6) have all been seted up to the bottom of upper plate (4) and the both sides inner wall of a protection section of thick bamboo (3), and the internal surface bonding of through-hole (6) has diaphragm (7), the vacuum cavity has all been seted up to the inside of upper plate (4) and a protection section of thick bamboo (3), and vacuum cavity internal surface mounting has corresponding seat (8) relative with through-hole (6) to install multiunit guide needle in corresponding seat (8) towards one side of through-hole (6).

2. The lidar explosion-proof structure for a downhole robot according to claim 1, wherein: the bottom plate (2) is installed at the bottom of the protective cylinder (3), and the lower plate (2) is connected with the upper plate (4) through bolts.

3. The lidar explosion-proof structure for a downhole robot according to claim 2, wherein: the bottom of the lower bottom plate (2) is fixedly connected with the top of the wiring box (1), and the lower bottom plate (2) and the upper bottom plate (4) are identical in shape.

4. The lidar explosion-proof structure for a downhole robot according to claim 1, wherein: and a vacuum cavity in the upper bottom plate (4) is filled with a fire extinguishing agent.

5. The lidar explosion-proof structure for a downhole robot according to claim 1, wherein: the bottom of upper plate (4) is installed and is annular go-between (9), and upper plate (4) through install the top threaded connection of go-between (9) and a protection section of thick bamboo (3) in its bottom, flexible groove has been seted up in the outside of go-between (9), and the internally mounted of go-between (9) has an electromagnetic plate, there is spacer pin (10) in the outside of electromagnetic plate through spring coupling to correspond with the cotter way of seting up at a protection section of thick bamboo (3) internal surface.

6. The lidar explosion-proof structure for a downhole robot according to claim 5, wherein: the electromagnetic plate is internally provided with an electromagnetic coil, and the electromagnetic coil is electrically connected with a battery arranged at the bottom of the upper bottom plate (4) through a lead.

7. The lidar explosion-proof structure for a downhole robot according to claim 5, wherein: and a magnetic sheet is arranged in the limiting pin (10).

8. The lidar explosion-proof structure for a downhole robot according to claim 1, wherein: the inside of wiring box (1) and protective barrel (3) all installs honeycomb panel (11).