Portable intelligent mining intrinsic safety type laser distance measuring sensor and fixing device thereof

Abstract

The utility model discloses a portable intelligent mining intrinsic safety type laser distance measuring sensor and a fixing device thereof, which comprise a shell, an upper cover arranged at the top of the shell, a window groove arranged at one end of the shell, a transparent plate arranged in the window groove, and a laser distance measuring instrument fixing seat arranged at the rear side of one end, close to the transparent plate, in the shell. A main board is arranged on one side in the shell, fixing columns are fixedly connected between the four corners of the bottom of the main board and the shell, a buzzer is arranged at the bottom of the main board, a digital display module is arranged on one side of the laser range finder module, and a waterproof connector is arranged at the end, away from the window groove, of the shell. Compared with the prior art, the device provided by the utility model has the advantages that the device can intelligently monitor the sinking of the top plate and observe the displacement change rule through the laser range finder sensor, is portable, is simple to operate, is convenient to install, is large in adjustable angle, can flexibly set the monitoring angle of the device, and can flexibly set the sinking alarm.

Description

Technical Field

[0001] The utility model relates to the technical field of laser rangefinders, in particular to a portable intelligent intrinsically safe laser rangefinder sensor for mining and a fixing device thereof. Background Art

[0002] The laser distance sensor is the main core component of the laser rangefinder. The working principle of the laser distance sensor is: the laser diode first emits a laser pulse at the target, and the laser is scattered in all directions after being reflected by the target. Part of the scattered light returns to the sensor receiver and is received by the optical system and imaged onto the avalanche photodiode. The avalanche photodiode is an optical sensor with an internal amplification function, so it can detect extremely weak light signals, record and process the time from the light pulse being sent to the return being received, and then measure the target distance.

[0003] Publication No. CN204495993U discloses a laser ranging sensor protective cover and a laser rangefinder, which relate to the technical field of optical electronic instruments. The laser ranging sensor protective cover comprises a cover body and a bottom support. The cover body comprises a groove-shaped lower bottom, an arc-shaped upper cover covering the upper part of the lower bottom, a laser panel fixed to the front end of the lower bottom and a rear cover fixed to the rear end of the lower bottom. The lower bottom comprises an integrally formed bottom plate and side plates on both sides of the bottom plate. Holes are provided on the laser panel so that the laser can pass through the holes, and a drainage device is provided on the bottom plate of the lower bottom.

[0004] The disadvantages of existing laser rangefinder sensors are: it is inconvenient to adjust the use angle of the rangefinder when the device is used, and when the installation angle is limited, the monitoring data may be inaccurate, affecting the monitoring effect and being unfavorable for field application. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a portable intelligent mining intrinsically safe laser distance measuring sensor and a fixing device thereof.

[0006] In order to solve the above problems, the technical solution of the utility model is: a portable intelligent mining intrinsically safe laser ranging sensor and its fixing device, including a shell, a top cover is provided on the top of the shell, a window groove is provided at one end of the shell, a transparent plate is provided in the window groove, a laser rangefinder fixing seat is provided on the rear side of one end of the transparent plate in the shell, a laser rangefinder module is provided in the laser rangefinder fixing seat, a main board is provided on one side of the shell, fixing columns are fixedly connected between the four corners of the bottom of the main board and the shell, a buzzer is provided at the bottom of the main board, a digital display module is provided on one side of the laser rangefinder module, and a waterproof joint is provided at the end of the shell away from the window groove.

[0007] Furthermore, a movable base is provided at the bottom of the shell, and an equipment fixing seat is fixedly connected to the bottom of the movable base. A connecting seat is provided at the bottom of the equipment fixing seat, and a pole holding seat is sleeved at the bottom of the connecting seat. Limiting bolts are inserted on both sides of the bottom of the connecting seat, and a number of slots for cooperating with the limiting bolts are opened on both sides of the pole holding seat, and the limiting bolts are inserted in the slots.

[0008] Furthermore, the upper cover is connected to the top of the outer shell by bolts, and a waterproof gasket is fixedly connected to the joint between the bottom of the upper cover and the outer shell.

[0009] Furthermore, the transparent plate is an acrylic transparent plate, and the transparent plate and the window groove are fixed with waterproof glue.

[0010] Furthermore, a slot is provided on the top of the laser rangefinder fixing seat, the laser rangefinder module is snapped into the slot, and the laser rangefinder module is fixed to the slot with a nylon screw.

[0011] Furthermore, a sound outlet hole is provided at the top of the buzzer, a second waterproof gasket is fixedly connected to the bottom of the buzzer, the bottom of the second waterproof gasket is fixedly connected to the inside of the shell, and a buzzer pressure plate is fixedly connected to the top of the buzzer.

[0012] Furthermore, the movable base is a U-shaped structure, the top open end of the movable base is rotatably connected to the two sides of the shell, and the top of the equipment fixing base is rotatably connected to the connecting base.

[0013] Compared with the existing technology, the advantages of the utility model are: the sinking of the roof can be intelligently monitored and the displacement change law can be observed through the laser rangefinder sensor, and the equipment is light, simple to operate, easy to install, with a large adjustable angle, the equipment monitoring angle can be flexibly set, and the sinking alarm can be flexibly set. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model.

[0015] Figure 2 It is the internal structure diagram of the utility model.

[0016] Figure 3 It is a bottom view structural diagram of the shell of the utility model.

[0017] Figure 4 It is a structural diagram of the fixing device of the utility model.

[0018] As shown in the figure: 1. Shell; 2. Upper cover; 3. Waterproof gasket 1; 4. Window slot; 5. Transparent plate; 6. Laser rangefinder fixing seat; 7. Laser rangefinder module; 8. Main board; 9. Fixing column; 10. Buzzer; 11. Waterproof gasket 2; 12. Buzzer pressure plate; 13. Digital display module; 14. Waterproof connector; 15. Movable base; 16. Equipment fixing seat; 17. Connecting seat; 18. Pole holder; 19. Limit bolt; 20. Slot hole. DETAILED DESCRIPTION

[0019] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0020] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0021] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0022] like Figures 1 to 4As shown, a portable intelligent mining intrinsically safe laser distance measuring sensor and its fixing device include a shell 1, a top cover 2 is provided on the top of the shell 1, the top cover 2 is bolted to the top of the shell 1, a waterproof gasket 3 is fixedly connected to the bottom of the top cover 2 and the shell 1 at the joint, the waterproof gasket 3 can prevent water from entering the shell 1 in rainy days or water environments, a window groove 4 is provided at one end of the shell 1, a transparent plate 5 is provided in the window groove 4, the transparent plate 5 is an acrylic transparent plate, the transparent plate 5 and the window groove 4 are fixed with waterproof glue, the laser rangefinder module 7 is used to send measurement detection to the outside through the transparent plate 5, a laser rangefinder fixing seat 6 is provided on the rear side near one end of the transparent plate 5 in the shell, the laser rangefinder fixing seat 6 is provided with a laser rangefinder module 7, a card slot is opened on the top of the laser rangefinder fixing seat 6, the laser rangefinder module 7 is carded in the card slot, the laser rangefinder module 7 is fixed to the card slot by nylon screws, the sensor adopts a high-precision laser measurer to accurately monitor tiny roof movements, when the coal body When a slight deformation occurs, the deformation amount is measured by laser, and the data is transmitted to the collector through RS485. The laser rangefinder fixing seat 6 is used to install and fix the laser rangefinder 7 to avoid displacement of the laser rangefinder module 7 during use, resulting in inaccurate detection data. A main board 8 is provided on one side of the inner part of the shell 1. A fixing column 9 is fixedly connected between the four corners of the bottom of the main board 8 and the shell 1. The main board is used to receive and analyze the data in the laser rangefinder sensor module. A buzzer 10 is provided at the bottom of the main board 8, and a sound hole is provided at the top of the buzzer 10. When the deformation amount reaches a preset value, the buzzer 10 sends an alarm through the sound hole. A waterproof gasket 11 is fixedly connected to the bottom of the buzzer 10, and the bottom of the waterproof gasket 11 is fixedly connected to the inside of the shell 1. A buzzer pressure plate 12 is fixedly connected to the top of the buzzer 10. A digital display module 13 is provided on one side of the laser rangefinder module 7. The laser measurement data can be observed in real time through the digital display tube. A waterproof joint 14 is provided at one end of the shell 1 away from the window slot 4;

[0023] A movable base 15 is provided at the bottom of the shell 1. The movable base 15 is a U-shaped structure. The top open end of the movable base 15 is rotatably connected to the two sides of the shell 1. The two sides of the shell 1 are rotatably connected to the movable base 15 for angle adjustment. An equipment fixing seat 16 is fixedly connected to the bottom of the movable base 15. A connecting seat 17 is provided at the bottom of the equipment fixing seat 16. A holding rod seat 18 is sleeved at the bottom of the connecting seat 17. The whole is fixed to the anchor rod reserved in the underground tunnel through the holding rod, and the equipment angle is adjusted. Limiting bolts 19 are inserted on both sides of the bottom of the connecting seat 17. A number of slots 20 for cooperating with the limiting bolts 19 are opened on both sides of the holding rod seat 18. The limiting bolts 19 are inserted into the slots 20. By cooperating with the limiting bolts 19 and the slots 20, the overlapping distance between the connecting seat 17 and the holding rod seat 18 can be adjusted, and the height of the shell 1 can be adjusted at the same time, which is more convenient to use.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0025] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A portable intelligent mining intrinsically safe laser ranging sensor and its fixing device, characterized in that: The invention comprises a shell (1), wherein an upper cover (2) is provided on the top of the shell (1), a window groove (4) is provided at one end of the shell (1), a transparent plate (5) is provided in the window groove (4), a laser rangefinder fixing seat (6) is provided at the rear side of one end of the shell near the transparent plate (5), a laser rangefinder module (7) is provided in the laser rangefinder fixing seat (6), a main board (8) is provided at one side of the shell (1), fixing columns (9) are fixedly connected between the four corners of the bottom of the main board (8) and the shell (1), a buzzer (10) is provided at the bottom of the main board (8), a digital display module (13) is provided on one side of the laser rangefinder module (7), and a waterproof joint (14) is provided at one end of the shell (1) away from the window groove (4); The bottom of the housing (1) is provided with a movable base (15), the bottom of the movable base (15) is fixedly connected to a device fixing base (16), the bottom of the device fixing base (16) is provided with a connecting base (17), the bottom of the connecting base (17) is sleeved with a pole holding base (18), both sides of the bottom of the connecting base (17) are inserted with limit bolts (19), and both sides of the pole holding base (18) are provided with a plurality of slots (20) used to cooperate with the limit bolts (19), and the limit bolts (19) are inserted into the slots (20).

2. A portable intelligent mining intrinsically safe laser ranging sensor and its fixing device according to claim 1, characterized in that: The upper cover (2) is connected to the top of the outer shell (1) by bolts, and a waterproof gasket (3) is fixedly connected to the bottom of the upper cover (2) and the outer shell (1) at the joint.

3. A portable intelligent mining intrinsically safe laser ranging sensor and its fixing device according to claim 1, characterized in that: The transparent plate (5) is an acrylic transparent plate, and the transparent plate (5) and the window groove (4) are fixed with waterproof glue.

4. A portable intelligent mining intrinsically safe laser ranging sensor and its fixing device according to claim 1, characterized in that: A slot is provided on the top of the laser rangefinder fixing seat (6), the laser rangefinder module (7) is snapped into the slot, and the laser rangefinder module (7) is fixed to the slot by a nylon screw.

5. The portable intelligent mining intrinsically safe laser ranging sensor and its fixing device according to claim 1, characterized in that: The buzzer (10) is provided with a sound outlet at the top, the buzzer (10) is fixedly connected to a second waterproof gasket (11) at the bottom, the second waterproof gasket (11) is fixedly connected to the inside of the housing (1) at the bottom, and the buzzer (10) is fixedly connected to a buzzer pressure plate (12) at the top.

6. A portable intelligent mining intrinsically safe laser ranging sensor and its fixing device according to claim 1, characterized in that: The movable base (15) is a U-shaped structure, the top open end of the movable base (15) is rotatably connected to the two sides of the housing (1), and the top of the equipment fixing base (16) is rotatably connected to the connecting base (17).

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