CN219454995U - Multi-point laser ranging sensor - Google Patents
Multi-point laser ranging sensor Download PDFInfo
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- CN219454995U CN219454995U CN202320476342.5U CN202320476342U CN219454995U CN 219454995 U CN219454995 U CN 219454995U CN 202320476342 U CN202320476342 U CN 202320476342U CN 219454995 U CN219454995 U CN 219454995U
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Abstract
The utility model relates to a multipoint laser ranging sensor, which comprises a display component and adjustable direction laser measuring components positioned at two sides of the display component, wherein the display component comprises a display shell and an upper cover plate detachably fixedly connected at the upper end of the display shell, a laser head is arranged in the display shell, a cover plate window matched with the laser head is arranged on the upper cover plate, the adjustable direction laser measuring component comprises a barrel hinged at the side surface of the display shell and a front cover plate detachably fixedly connected at the front end of the barrel, the laser head is arranged in the barrel, and the front cover plate is provided with the laser head window matched with the laser head; on the other hand, the device can improve the working efficiency, has small volume, light weight, complete functions and convenient installation.
Description
Technical Field
The utility model relates to the field of distance measurement, in particular to a multipoint laser ranging sensor.
Background
Along with the increase of the coal mining depth, the roadway is severely converged and deformed under the action of three-high-one disturbance, and the concrete manifestation is as follows: the roof subsidence volume is big, and the bottom plate is swelled and two side convergence are serious, and the tunnel warp leads to the section size to reduce, leads to a series of problems such as personnel traffic to be hindered, material transportation difficulty, tunnel ventilation are hindered, seriously restricts the safety in production of colliery. In order to solve the problems, the convergence deformation rule of the surrounding rock is required to be explored, and corresponding control countermeasures are formulated, so that the acquisition of the deformation rule of the surrounding rock is the most critical step. At present, more instruments for measuring deformation of a roadway roof and a roadway floor are mature, few monitoring instruments for measuring the deformation of the two sides of the roadway are few, and common methods are a cross measurement method and manual measurement of the convergence instrument, wherein the two observation methods require observers to go into the well for a long time for observation, a great deal of manpower is wasted, the use is very inconvenient, and meanwhile, real-time data of the deformation of the roadway cannot be acquired, so that part of defects exist. At present, a common observation mode is to measure by using a laser range finder, and although the difficulty is overcome, a plurality of problems still exist.
Most of the laser ranging sensors in the market are single-point tests, can only monitor roadway deformation in one direction, and cannot monitor roadway changes in multiple directions at the same time, so that the provided data has singleness.
The utility model of patent number 201910996648.1 provides a novel mining laser range finder, which consists of a lens cleaning device, a data acquisition device, a supporting device and a fixing device. The utility model has the following defects: 1) The utility model has the advantages of higher cost, larger volume, larger weight and more complex installation; 2) The lens cleaning device is completely exposed, the underground coal mine environment is complex, and parts such as a reciprocating motor, a raindrop sensor, a spray head, a wiper and the like are easy to collide, so that damage is caused, and the use cost is increased; 3) The wind-water control valve is connected with a roadway water pipe and high-pressure wind, has higher requirements on the installation position and is not suitable for batch application.
By considering the above, a laser ranging sensor which has complete functions, is convenient to install and can monitor deformation of roadways in multiple directions simultaneously is designed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a multi-point laser ranging sensor.
The utility model is realized by the following technical scheme, and provides a multi-point laser ranging sensor which comprises a display assembly and adjustable direction laser measuring assemblies positioned at two sides of the display assembly, wherein the display assembly comprises a display shell and an upper cover plate detachably fixedly connected to the upper end of the display shell, a laser head is arranged in the display shell, a cover plate window matched with the laser head is arranged on the upper cover plate, the adjustable direction laser measuring assembly comprises a barrel hinged to the side surface of the display shell and a front cover plate detachably fixedly connected to the front end of the barrel, the laser head is arranged in the barrel, and a laser head window matched with the laser head is arranged on the front cover plate.
The display shell in this scheme is fixed, and the laser head in the display shell up realizes the measurement of height, and adjustable laser measurement subassembly articulates in the display shell side, and the swing is adjustable to laser measurement subassembly, realizes the measurement of equidirectional.
As optimization, the side face of the display shell is fixedly connected with a connecting seat, and the cylinder body is hinged with the connecting seat through a direction-adjusting bolt. In the scheme, the cylinder body is hinged with the connecting seat through the direction-adjusting bolt, so that the direction-adjusting bolt is unscrewed to realize hinged adjustment, and the direction-adjusting bolt is screwed to realize fixed connection of the cylinder body and the connecting seat.
As optimization, a display window is arranged on the upper cover plate. The display window in this scheme is convenient for observe the display data etc. inside the display housing.
As optimization, the lower end of the display shell is fixedly connected with an anchor rod fixing seat. The stock fixing base in this scheme is used for fixed demonstration casing.
As optimization, a shell sealing gasket is arranged between the upper cover plate and the display shell. The sealing gasket can effectively prevent water from entering the shell, and prevent damage to components.
As optimization, the hinge shaft of the cylinder body and the display shell is horizontally arranged. The articulated shaft in this scheme sets up horizontally to make the laser head in the barrel swing from top to bottom.
As optimization, the front end threaded connection of barrel has the gland, and the gland is the ring structure, the front shroud side assembly O type circle, the front shroud compresses tightly inside the barrel through the gland. In the scheme, the front cover plate is tightly pressed at the end part of the cylinder body by the gland.
As optimization, the rear end threaded connection of barrel has the gland, and the rear end of barrel is equipped with the back shroud, and the gland is the ring structure, back shroud side assembly O type circle is equipped with the cable line ball joint on the back shroud, the back shroud compresses tightly inside the barrel through the gland. In this scheme, the back shroud can be realized dismantling, and the cable line ball connects the cable of realizing inside laser head to connect.
The beneficial effects of the utility model are as follows:
1. the utility model has the advantages of small volume, light weight, complete functions and convenient installation; the whole structure is made of stainless steel, can adapt to the high-humidity and high-corrosiveness environment of the roadway, avoids failure of instruments and components due to dust and water vapor erosion, and has good durability.
2. The utility model has three groups of laser measuring components, can monitor the deformation in three directions at the same time, and two groups of laser measuring components with adjustable directions are respectively arranged at two sides and can be adjusted to proper positions for monitoring.
3. The utility model adopts a high-precision wide-range laser measurement assembly, can replace an integrated laser ranging sensor for measuring roadway deformation by manual crisscross, improves the measurement precision and reduces personnel participation on one hand; on the other hand, the working efficiency can be improved.
4. The utility model can upload the measurement data to the ground monitoring room through the monitoring substation, display the roadway deformation in real time, form a curve and is visual.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a display assembly according to the present utility model;
FIG. 3 is a schematic diagram of the adjustable direction laser measuring assembly of the present utility model;
the figure shows:
1. a display assembly; 1-1, an upper cover plate; 1-2, a shell sealing gasket; 1-3, a display shell; 1-4, a metal cable joint; 1-5, plug connectors; 1-6, fixing bolts; 1-7, laser head; 1-8, displaying a window; 2. the anchor rod fixing seat; 3. an adjustable orientation laser measurement assembly; 3-1, gland; 3-2, a front cover plate; 3-3, a cylinder; 3-4, a cable pressing joint; 3-5, a rear cover plate; 3-6, connecting seats; 3-7, a direction-adjusting bolt; 3-8, a laser head window.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
As shown in fig. 1 to 3, the multipoint laser ranging sensor of the present utility model includes a display component 1 and adjustable direction laser measuring components 3 located at two sides of the display component 1.
The display assembly 1 comprises a display shell 1-3 and an upper cover plate 1-1 detachably fixedly connected to the upper end of the display shell 1-3, the display shell 1-3 is a rectangular shell with an upper opening, a circuit board is fixed inside the display shell 1-3, a shell sealing gasket 1-2 is arranged between the upper cover plate 1-1 and the display shell 1-3, and the upper cover plate and the display shell are assembled together through a fixing bolt 1-6.
The laser head is arranged in the display shell 1-3, the laser head is arranged upwards, a cover plate window matched with the laser head is formed in the upper cover plate 1-1, the cover plate window is formed by processing high-strength, wear-resistant and high-permeability high-borosilicate glass, high-strength sealant is used for bonding with the upper cover plate 1-1, laser signals can be transmitted through the cover plate window in a surface cleaning state, and meanwhile, the components in the display shell 1-3 are prevented from being corroded by water vapor.
The upper cover plate is provided with display windows 1-8. The display window 1-8 is formed by die sinking of a PC material with high strength, wear resistance and high permeability, and is bonded with the upper cover plate 1-1 by using high-strength sealant, so that real-time data can be observed through the display window 1-8, and meanwhile, components in the display shell 1-3 are prevented from being corroded by water vapor.
The lower end of the display shell 1-3 is fixedly connected with an anchor rod fixing seat 2. The anchor rod fixing seat 2 is connected with the fixed anchor rod and is screwed and fixed through a nut.
The metal cable connector 1-4 is arranged on the display shell 1-3 of the display assembly 1, data transmission is realized through a cable, and the metal cable connector is made of copper alloy nickel plating materials; the transmission cable is an explosion-proof cable for mines, and is internally provided with a power supply and a signal wire, so that the whole device can be powered, and distance information acquired by the sensor is transmitted to the monitoring substation.
The two adjustable direction laser measuring assemblies 3 are symmetrically arranged, each adjustable direction laser measuring assembly 3 comprises a cylinder body 3-3 hinged to the side face of the display shell 1-3 and a front cover plate 3-2 detachably fixedly connected to the front end of the cylinder body 3-3, a laser head is arranged in the cylinder body 33, the cylinder body 3-3 is a cylindrical cylinder body, and the laser head faces the front end of the cylinder body 3-3.
The cylinder body 3-3 is horizontally arranged with the hinge shaft of the display shell 1-3. So that the laser head in the cylinder 3-3 can swing left and right.
The front cover plate 3-2 is provided with a laser head window 3-8 which is matched with the laser head. The laser head window 3-8 is formed by processing high-strength, wear-resistant and high-permeability high-borosilicate glass, and is bonded with the front cover 3-2 by utilizing high-strength sealant, so that the laser head window 3-8 can transmit laser signals in a surface cleaning state, and meanwhile, internal components are prevented from being corroded by water vapor.
The front end of the cylinder body 3-3 is in threaded connection with a gland 3-1, the gland 3-1 is of a circular ring structure, an O-shaped ring is assembled on the side face of the front cover plate 3-2, and the front cover plate 3-2 is tightly pressed inside the cylinder body 3-3 through the gland 3-1. In the scheme, the front cover plate is tightly pressed at the end part of the cylinder body by the gland.
The rear end of the cylinder body 3-3 is in threaded connection with a gland 3-1, the rear end of the cylinder body 3-3 is provided with a rear cover plate 3-5, the gland 3-1 is of a circular ring structure, an O-shaped ring is assembled on the side face of the rear cover plate 3-5, the rear cover plate 3-5 is provided with a cable pressing joint 3-4, and the rear cover plate 3-5 is tightly pressed inside the cylinder body 3-3 through the gland 3-1.
The side of the display shell 1-3 is provided with a plug connector 1-5, and the plug connector 1-5 is connected with a cable pressing connector 3-4 through a cable, so that data detected by a laser head in the adjustable direction laser measuring assembly 3 are transmitted to the display assembly 1.
The side face of the display shell 1-3 is detachably and fixedly connected with a connecting seat 3-6 through a bolt, the side face of the cylinder 3-3 is hinged with the connecting seat 3-6 through a direction-adjusting bolt 3-7, the direction-adjusting bolt is unscrewed to realize hinged adjustment, and the direction-adjusting bolt is screwed to realize fixed connection of the cylinder 3-3 and the connecting seat.
The whole structure is made of stainless steel, can adapt to the high-humidity and high-corrosiveness environment of the roadway, avoids failure of instruments and components due to dust and water vapor erosion, and has good durability.
The application method of the utility model comprises the following steps:
during installation, the anchor rod fixing seat 2 at the bottom of the display shell 1-3 is fixed on an anchor rod so as to realize the installation of integral equipment, the laser head in the display shell 1-3 realizes the measurement of height, the adjustable direction laser measuring assembly 3 is installed on the display shell 1-3 through the direction adjusting bolt 3-7, and the measurement in different directions is realized through the tightness of the adjusting bolt.
Of course, the above description is not limited to the above examples, and the technical features of the present utility model that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present utility model and not for limiting the same, and the present utility model has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present utility model and the scope of the appended claims.
Claims (8)
1. A multipoint laser ranging sensor is characterized in that: the laser head measuring device comprises a display assembly (1) and adjustable direction laser measuring assemblies (3) arranged on two sides of the display assembly (1), wherein the display assembly (1) comprises a display shell (1-3) and an upper cover plate (1-1) detachably fixedly connected to the upper end of the display shell (1-3), a laser head is arranged in the display shell (1-3), a cover plate window matched with the laser head is formed in the upper cover plate (1-1), the adjustable direction laser measuring assemblies (3) comprise a barrel body (3-3) hinged to the side face of the display shell (1-3) and a front cover plate (3-2) detachably fixedly connected to the front end of the barrel body (3-3), the laser head is arranged in the barrel body (3-3), and a laser head window (3-8) matched with the laser head is formed in the front cover plate (3-2).
2. A multi-point laser ranging sensor as set forth in claim 1, wherein: the side face of the display shell (1-3) is fixedly connected with a connecting seat (3-6), and the cylinder (3-3) is hinged with the connecting seat (3-6) through a direction-adjusting bolt (3-7).
3. A multi-point laser ranging sensor as set forth in claim 1, wherein: the upper cover plate is provided with a display window (1-8).
4. A multi-point laser ranging sensor as set forth in claim 1, wherein: the lower end of the display shell (1-3) is fixedly connected with an anchor rod fixing seat (2).
5. A multi-point laser ranging sensor as set forth in claim 1, wherein: a shell sealing gasket (1-2) is arranged between the upper cover plate (1-1) and the display shell (1-3).
6. A multi-point laser ranging sensor as set forth in claim 1, wherein: the cylinder body (3-3) and the hinge shaft of the display shell (1-3) are horizontally arranged.
7. A multi-point laser ranging sensor as set forth in claim 1, wherein: the front end of the cylinder body (3-3) is in threaded connection with a gland (3-1), the gland (3-1) is of a circular ring structure, an O-shaped ring is assembled on the side face of the front cover plate (3-2), and the front cover plate (3-2) is tightly pressed inside the cylinder body (3-3) through the gland (3-1).
8. A multi-point laser ranging sensor as set forth in claim 1, wherein: the novel cable pressing device is characterized in that a gland (3-1) is connected to the rear end of the barrel (3-3) in a threaded mode, a rear cover plate (3-5) is arranged at the rear end of the barrel (3-3), the gland (3-1) is of a circular ring structure, an O-shaped ring is assembled on the side face of the rear cover plate (3-5), a cable pressing joint (3-4) is arranged on the rear cover plate (3-5), and the rear cover plate (3-5) is tightly pressed inside the barrel (3-3) through the gland (3-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320476342.5U CN219454995U (en) | 2023-03-14 | 2023-03-14 | Multi-point laser ranging sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320476342.5U CN219454995U (en) | 2023-03-14 | 2023-03-14 | Multi-point laser ranging sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219454995U true CN219454995U (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320476342.5U Active CN219454995U (en) | 2023-03-14 | 2023-03-14 | Multi-point laser ranging sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219454995U (en) |
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2023
- 2023-03-14 CN CN202320476342.5U patent/CN219454995U/en active Active
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