CN213714323U - Electric control zooming one-line laser direction indicator - Google Patents

Abstract

An electrically controlled zoom-one-word line laser direction indicator. The existing direction indicator adopts no zooming or focusing of a focusing wheel, the shape of a linear laser line cannot be guaranteed, the marking effect is poor, the laser direction indicator is installed at a higher position, the focusing work efficiency is low through the focusing wheel, a common eyepiece cannot shape the light, the projection distance is short, and the line type is poor. The utility model discloses the constitution includes: the directional instrument body, objective sleeve pipe (5) are installed in the left side of directional instrument body, the objective sleeve pipe is connected with focusing barrel (9), the focusing barrel is connected with the mount of focusing gear set (12), planetary gear (20) of focusing gear set are connected with focusing motor's main shaft, focusing motor is connected with motor control board (10), motor control board passes through the wire with drive-by-wire switch (13) and is connected, install objective lens barrel (7) in the focusing barrel section of thick bamboo, objective lens barrel left end passes through objective clamping ring fixed objective (8), objective lens barrel right-hand member is installed the objective sleeve intraductal. The utility model is used for automatically controlled word line laser direction finder that zooms.

Description

Electric control zooming one-line laser direction indicator

Technical Field

The utility model relates to an automatically controlled word line laser direction indicator that zooms.

Background

The existing one-line laser direction instrument has the following inconvenient situations in use, and is embodied in the following aspects:

(1) the laser direction instrument which can not be focused, after the instrument is fixed, the farther the projection surface is away from the instrument, the projected word line is wider and wider, the boundary of the laser line is fuzzy, and the marking effect is poor;

(2) the focusing wheel of the instrument is used for focusing, the instrument is generally arranged at a higher position when used on site, the focusing wheel can be reached only by means of a tool, and the working efficiency is lowered under the condition of multiple times of focusing; the existing equipment is a manual focusing barrel;

(3) and if the laser line DOEs not pass through the DOE eyepiece for shaping, the projected linear laser line can be darkened and is difficult to observe under the condition that the projection surface is far away from the instrument.

Disclosure of Invention

The utility model aims at providing an automatically controlled word line laser direction appearance that zooms, this structure adopt automatically controlled focusing and DOE eyepiece cooperation, and the focusing is more convenient, and a word laser line throws farther, and the line type is more regular.

The above purpose is realized by the following technical scheme:

an electrically controlled zoom word line laser pointer, comprising: the directional instrument body, the left side of directional instrument body install the objective sleeve pipe, the objective sleeve pipe be connected with the focusing barrel, the focusing barrel be connected with focusing gear set's mount, focusing gear set's planetary gear be connected with focusing motor's main shaft, focusing motor be connected with motor control board, motor control board pass through the wire with the drive-by-wire switch and be connected, the focusing barrel in install the objective lens section of thick bamboo, objective lens section of thick bamboo left end pass through the fixed objective of objective clamping ring, objective lens section of thick bamboo right-hand member install the objective sleeve in, the one end laminating of its tip and spring, the spring other end and the laminating of objective sleeve internal spigot, directional instrument body inside have the explosion-proof chamber, the explosion-proof intracavity fix explosion-proof glass, DOE eyepiece, laser instrument with the clamping ring in proper order.

The electric control zooming one-line laser direction indicator is characterized in that the laser is connected with a switching power supply through a wire, the switching power supply is fixed in the explosion-proof cavity through silicon rubber, an input wire of the switching power supply penetrates through a wire sealing nut, and the wire sealing nut is connected with the explosion-proof cavity through threads.

The electronic control zooming one-line laser direction indicator is characterized in that a fixed seat is fixed outside the direction indicator body, and a fine adjustment screw penetrates through the outer wall of the direction indicator body and the end part of the fine adjustment screw is attached to a step on the outer side of the explosion-proof cavity.

Has the advantages that:

1. the utility model provides a can throw high-quality word laser line, can improve work efficiency's automatically controlled word line laser direction appearance that zooms again, specifically realize automatically controlled focusing through the drive-by-wire switch, need not to ascend a height adjustment focusing wheel, improved work efficiency, adopt the DOE eyepiece to the laser line plastic simultaneously, make a word laser line that throws farther, brighter, more regular.

The utility model discloses a focusing function can guarantee that the laser line that the instrument jetted out keeps certain line length and line width to cooperation DOE eyepiece carries out the plastic of laser, can guarantee that a word laser line boundary of beating is clear, lines are bright, is used for the colliery during operation in the pit, greatly makes things convenient for operator's field application.

The utility model discloses laser direction finder all installs in the position of several meters height in the pit, adopts the electronic focusing of drive-by-wire, does not need the climbing just can realize the adjustment of focus, convenient and practical.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is one of the structural schematic diagrams of the focusing gear set of fig. 1.

Fig. 3 is a second schematic structural diagram of the focusing gear set of fig. 1.

Fig. 4 is a schematic diagram of a PCB structure of the motor control board of fig. 1.

Fig. 5 is one of the circuit schematics of the motor control board of fig. 1.

Fig. 6 is a second schematic circuit diagram of the motor control board of fig. 1.

Fig. 7 is a third schematic circuit diagram of the motor control board of fig. 1.

In the figure: 1. the device comprises a switching power supply, 2, a laser, 3, a DOE eyepiece, 4, explosion-proof glass, 5, an objective sleeve, 6, a spring, 7, an objective tube, 8, an objective, 9, a focusing tube, 10, a motor control panel, 11, a focusing motor, 12, a focusing gear set, 13, a line control switch, 14, a fixed seat, 15, a fine adjustment screw, 16, a lead sealing nut, 17, a motor gear, 18, a transmission gear, 19, a sun gear, 20, a planetary gear, 21, an inner gear ring, 22, a retainer, 23, an inner gear ring fixing pin, 24, a gear cover, 25, a sun gear fixing pin, 26, a gear pressing plate fixing pin, 27, a gear pressing plate, 28, a processor, 29, an optical coupler, 30, a diode, 31, a stepping motor control chip, 32 and a line control switch terminal.

The specific implementation mode is as follows:

example 1:

an electrically controlled zoom word line laser pointer, comprising: the pointing instrument comprises a pointing instrument body, wherein an objective lens sleeve 5 is installed on the left side of the pointing instrument body, the objective lens sleeve is connected with a focusing barrel 9, the focusing barrel is connected with a fixing frame of a focusing gear set 12, a planetary gear 20 of the focusing gear set is connected with a main shaft of a focusing motor 11, the focusing barrel is driven to finish focusing through the rotation of the focusing motor, the focusing motor is connected with a motor control board 10, the motor control board is connected with a wire-controlled switch 13 through a wire, the focal length of an objective lens can be adjusted through the wire-controlled switch, an objective lens barrel 7 is installed in the focusing barrel, the left end of the objective lens barrel fixes the objective lens 8 through an objective lens pressing ring, the right end of the objective lens barrel is installed in the objective lens sleeve, the end of the objective lens barrel is attached to one end of a spring 6, the other end of the spring is attached to a, the explosion-proof glass 4, the DOE eyepiece 3 and the laser 2 are fixed in the explosion-proof cavity by a pressing ring in sequence, and the DOE eyepiece is installed at the front end of the laser and is fixed by the pressing ring.

Example 2:

according to the electric control zooming one-line laser direction indicator in the embodiment 1, the laser is connected with the switching power supply 1 through a wire, the switching power supply is fixed in the explosion-proof cavity through silicon rubber, an input wire of the switching power supply penetrates through a wire sealing nut 16, and the wire sealing nut is connected with the explosion-proof cavity through threads.

Example 3:

according to the electronic control zooming one-word line laser direction indicator in embodiment 2, a fixed seat 14 is fixed outside the direction indicator body, and a fine adjustment screw 15 penetrates through the outer wall of the direction indicator body and the end part of the fine adjustment screw is attached to the step outside the explosion-proof cavity.

Example 4:

according to the electrically controlled zoom one-line laser direction indicator of embodiment 2 or 3, the gear pressing plate 27 is fixed with the gear cover 24 by the gear pressing plate fixing pin 26, the holding frame 22 is connected with the focusing barrel by the key slot, the motor gear 17 is driven to rotate when the focusing motor rotates, the motor gear drives the transmission gear 18 to rotate, the transmission gear is fixed with the sun gear 19 through the sun gear fixing pin 25 to drive the sun gear to rotate, the sun gear drives the planet gear 20 to rotate, because the planet gear is meshed with the inner gear ring 21, the inner gear ring is fixed with the gear cover 24 through the inner gear ring fixing pin 23, the gear cover is fixed with the objective lens sleeve, therefore, the inner gear ring cannot rotate, so that the planet gear is driven to revolve to drive the retainer to rotate, and the rotation of the retainer drives the focusing barrel to rotate.

Example 5:

the electrically controlled zoom one-word line laser direction indicator according to embodiments 1-4, wherein a main processor 28, a stepping motor control chip 31, an optocoupler 29, a clamp diode 30, and a line control switch terminal 32 are installed on the motor control board, an input pin of the main processor is connected to the line control switch terminal, the line control switch is connected to the line control switch terminal through a wire, an output pin of the main processor is connected to the optocoupler, the optocoupler is connected to the focusing motor control chip, the clamp diode is connected to an output of the focusing motor control chip, and the stepping motor control chip is connected to the focusing motor.

The objective lens is fixed on the objective lens barrel through an objective lens pressing ring, a compression spring and the objective lens barrel are placed in the objective lens sleeve, and the focusing barrel is sleeved on the objective lens barrel and connected to the objective lens sleeve through threads; the planet carrier of the focusing reduction gear set is connected with the focusing barrel through a key slot, the focusing motor is fixed on the objective lens sleeve, the motor spindle is connected with the driving gear of the gear set, the line control switch is connected with the motor control panel, and the motor can be driven to rotate for focusing through the line control switch; in the explosion-proof cavity, an explosion-proof glass, a DOE eyepiece and a laser are fixed by a pressing ring in sequence, the laser is connected with a rear switching power supply through a wire, the switching power supply is fixed in the explosion-proof cavity through silicon rubber, an input wire of the switching power supply penetrates through a wire sealing nut and is led out to the outside, and the wire sealing nut is connected with the explosion-proof cavity in a sealing manner through threads; and a fixed seat for hanging and a fine adjustment screw for adjusting the direction are arranged outside the explosion-proof cavity.

The application field of the line laser direction indicator is as follows: the coal mine indicator is used under a coal mine and is used as an indicator marking of a coal mining tunneling surface;

the specific use method comprises the following steps: the voltage of 127V AC is input through a lead at the tail of the laser direction indicator, and the AC is converted into 5V DC by a switch power supply inside the laser direction indicator to be supplied to the laser, the focusing motor and the motor control panel. The laser device is powered and then can emit point laser, the point laser is shaped by the DOE eyepiece and then projected onto the objective lens, and the point laser is changed into line laser through the objective lens and then emitted from the instrument;

when the distance between the instrument and the projection surface is required to be changed by the indicating marked line, a certain line length and line width are required to be ensured, the boundary of the indicating marked line is clear, and the line is bright;

in order to ensure that the laser line emitted by the instrument keeps a certain line length and line width, a focusing function is needed to realize the purpose;

laser shaping is carried out by adopting the DOE eyepiece, so that the clear boundary and bright lines of the laser line can be ensured;

the electronic control focusing is adopted: the laser direction instruments are all installed at the position several meters high in the underground, and the focal length can be adjusted without climbing by adopting line control electric focusing, so that the field application is convenient;

at present, no electronic control focusing laser director for mines is available on the market, and all focusing barrels are manually rotated, so that the application prospect is wide.

Claims (3)

1. An electrically controlled zoom word line laser pointer, comprising: the direction indicator body is characterized in that: the left side of directional appearance body install the objective sleeve pipe, the objective sleeve pipe be connected with the focusing barrel, the focusing barrel be connected with focusing gear set's mount, focusing gear set's planetary gear be connected with focusing motor's main shaft, focusing motor be connected with motor control board, motor control board pass through the wire with the drive-by-wire switch and be connected, the focusing barrel section of thick bamboo in install the objective lens section of thick bamboo, the objective lens section of thick bamboo left end pass through the fixed objective of objective lens clamping ring, the objective lens section of thick bamboo right-hand member install the objective sleeve intraductal, the one end laminating of its tip and spring, the spring other end and objective sleeve intraductal tang laminating, directional appearance body inside have the explosion-proof chamber, the explosion-proof intracavity fix explosion-proof glass, eyepiece, laser instrument with the clamping ring in proper order.

2. The electrically controlled zoom-one-line laser pointer as claimed in claim 1, wherein: the laser is connected with the switching power supply through a wire, the switching power supply is fixed in the explosion-proof cavity through silicon rubber, an input wire of the switching power supply penetrates through a wire sealing nut, and the wire sealing nut is connected with the explosion-proof cavity through threads.

3. The electrically controlled zoom-one-line laser pointer as claimed in claim 2, wherein: the fixed seat is fixed outside the direction indicator body, and the fine adjustment screw penetrates through the outer wall of the direction indicator body and the end part of the fine adjustment screw is attached to the step on the outer side of the explosion-proof cavity.

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