CN219574494U

CN219574494U - Transmitting mirror body of laser telescope

Info

Publication number: CN219574494U
Application number: CN202320763798.XU
Authority: CN
Inventors: 高光昊; 陈煜文; 邓昌华
Original assignee: Dongguan Honghe Metal Products Co ltd
Current assignee: Dongguan Honghe Metal Products Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-08-22
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses a transmitting mirror body of a laser telescope, which comprises a plurality of unit transmitting mirror bodies, a plurality of sliding rails and a bottom plate, wherein each unit transmitting mirror body comprises a lens barrel, a fixed transmitting mechanism, a movable transmitting mechanism and a fine adjusting sleeve, the sliding rails are arranged on the bottom plate, the lens barrels of the unit transmitting mirror bodies are arranged on the sliding rails in a one-to-one correspondence manner, accommodating cavities are arranged in the lens barrels, the fixed transmitting mechanism is embedded in the accommodating cavities, and the fine adjusting sleeve is arranged on the lens barrel and sleeved on the movable transmitting mechanism and can drive the movable transmitting mechanism to move along the straight line where the central shaft of the accommodating cavity is located. According to the utility model, the distance from the initial entering position to the measured object of the laser is roughly adjusted by arranging the sliding rail, and the distance from the entering position to the measured object of the laser can be finely adjusted by operating the fine adjustment sleeve by a user, so that different measurements can be adapted, and the adaptability is strong.

Description

Transmitting mirror body of laser telescope

Technical Field

The utility model relates to the structural design of a laser telescope, in particular to a transmitting mirror body of the laser telescope.

Background

The laser telescope, namely the laser ranging telescope, is an instrument for accurately measuring the distance of a target by utilizing laser. When the laser telescope is used, laser is required to be emitted to a target, the photoelectric element receives the laser reflected by the target, and the timer measures the time from the emission to the reception of the laser, so as to calculate the distance from an observer to the target.

The laser telescope is often required to be provided with a transmitting mirror body, the transmitting mirror body can be connected with a laser source and guides laser emitted by the laser source, so that the laser can be effectively emitted from the laser telescope, and the measuring distance is usually the distance from a measured object to the initial entering position of the laser from the transmitting mirror body. However, the structure of the common laser telescope emitter is complex, and the position of the common laser telescope emitter is not adjustable after the common laser telescope emitter is arranged, so that the measurement of a measured object with too close distance is inconvenient, and the comparison test is inconvenient to carry out for a plurality of times of different distance measurement so as to judge whether the measurement is accurate or not.

Disclosure of Invention

The present utility model aims to provide a mirror body of a laser telescope, which can solve one or more of the above problems.

According to one aspect of the utility model, a transmitting mirror body of a laser telescope is provided, which comprises a plurality of unit transmitting mirror bodies, a plurality of sliding rails and a bottom plate, wherein each unit transmitting mirror body comprises a lens barrel, a fixed transmitting mechanism, a movable transmitting mechanism and a fine adjusting sleeve, the plurality of sliding rails are all arranged on the bottom plate, the lens barrels of the unit transmitting mirror bodies are slidably arranged on the plurality of sliding rails in a one-to-one correspondence manner, a containing cavity is arranged in each lens barrel, the fixed transmitting mechanism is embedded in the containing cavity, the fine adjusting sleeve is arranged on the lens barrel and sleeved on the movable transmitting mechanism, and the fine adjusting sleeve can drive the movable transmitting mechanism to linearly move along the central axis of the containing cavity.

The beneficial effects of the utility model are as follows: in the utility model, the movable emission mechanism can be connected with the laser source of the laser telescope, so that the fixed emission mechanism and the movable emission mechanism can both guide the laser emitted by the laser source. The utility model can conveniently adjust the position of the unit emitting mirror body by arranging the sliding rail to coarsely adjust the distance from the initial entering position of the utility model to the measured object, and the user can also finely adjust the distance from the initial entering position of the utility model to the measured object by operating the fine adjustment sleeve to change the position of the movable emitting mechanism, so that the utility model adapts to different measuring requirements, has strong adaptability, can be particularly convenient for matching the measured object with a relatively close measuring distance, can also be convenient for the user to quickly change the measuring distance, and is convenient for carrying out a plurality of comparison tests, thereby facilitating the user to judge whether the measurement is accurate.

In some embodiments, the fixed transmitting mechanism includes a first pressing ring, a first transmitting lens, a first spacing ring, a second transmitting lens and a second spacing ring, the second spacing ring is embedded in the accommodating cavity, the second transmitting lens is arranged in the accommodating cavity, one side of the second transmitting lens is propped against the second spacing ring, the first spacing ring is embedded in the accommodating cavity, one end of the first spacing ring is propped against the other side of the second transmitting lens, the first transmitting lens is arranged in the accommodating cavity, one side of the first transmitting lens is propped against the other end of the first spacing ring, and the first pressing ring is embedded in the accommodating cavity and presses the other side of the first transmitting lens. Therefore, the first spacing ring and the second spacing ring can effectively fix the second emission lens in the accommodating cavity, and the first pressing ring and the first spacing ring can effectively fix the first emission lens in the accommodating cavity.

In some embodiments, the side wall of the accommodating cavity is provided with a protrusion, and the second spacer abuts against the protrusion. The protruding arrangement can conveniently carry out certain spacing to the second spacer ring to make things convenient for the installation of second spacer ring in the holding intracavity.

In some embodiments, the side wall of the accommodating cavity is provided with a groove, and the first spacer ring is embedded in the groove. The arrangement of the groove can conveniently limit the first space ring to a certain extent, so that the first space ring is convenient to install in the accommodating cavity.

In some embodiments, the fine tuning sleeve is rotatably mounted on the lens barrel, and the fine tuning sleeve is sleeved on the movable emission mechanism through a threaded fit. Thereby, as the fine tuning sleeve rotates, it is threadedly engaged with the fine tuning sleeve

In some embodiments, the unit emission mirror body further includes a screw, and the lens barrel is provided with an annular groove, and the screw is mounted on the fine adjustment sleeve and protrudes into the annular groove. Therefore, the annular groove and the screw can prevent the fine adjustment sleeve from falling off from the lens barrel, and simultaneously, the fine adjustment sleeve can rotate on the lens barrel conveniently.

In some embodiments, the movable emission mechanism includes a laser source connector, an emission end lens barrel, a third emission lens and a second pressing ring, a part of the emission end lens barrel is slidably disposed in the accommodating cavity, the third emission lens is embedded in the emission end lens barrel, the second pressing ring is embedded in the emission end lens barrel and presses the third emission lens, the laser source connector is connected with the emission end lens barrel, and the fine adjustment barrel is sleeved on the emission end lens barrel.

In some embodiments, the transmitting end lens barrel is provided with a cavity, the cavity is communicated with the accommodating cavity, and the third transmitting lens and the second pressing ring are both arranged in the cavity. The arrangement of the cavity can prevent the laser passing through the third transmitting lens from being blocked by the transmitting end lens barrel and being unable to be emitted into the fixed transmitting mechanism.

In some embodiments, a sliding groove is formed in the bottom of the lens barrel, and a portion of the sliding rail is arranged in the sliding groove. Therefore, the lens barrel can conveniently and effectively slide along the sliding rail.

Drawings

Fig. 1 is a schematic structural diagram of a lens body of a laser telescope according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of a unit emission mirror body of an emission mirror body of a laser telescope according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view at A-A of fig. 2.

In the figure: 1. the device comprises a unit emitting lens body, 2 parts of sliding rails, 3 parts of bottom plates, 11 parts of lens barrels, 12 parts of fixed emitting mechanisms, 13 parts of movable emitting mechanisms, 14 parts of fine adjustment sleeves, 15 parts of screws, 111 parts of sliding grooves, 112 parts of accommodating cavities, 113 parts of protrusions, 114 parts of grooves, 115 parts of annular grooves, 121 parts of first pressing rings, 122 parts of first emitting lenses, 123 parts of first spacing rings, 124 parts of second emitting lenses, 125 parts of second spacing rings, 131 parts of laser source connectors, 132 parts of emitting end lens barrels, 133 parts of third emitting lenses, 134 parts of second pressing rings and 135 parts of cavities.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, the transmitting mirror body of the laser telescope of the present utility model comprises a plurality of unit transmitting mirror bodies 1, a plurality of sliding rails 2 and a bottom plate 3.

The number of the unit emitting mirror body 1 and the number of the sliding rails 2 are preferably two, and the two sliding rails 2 are fixedly arranged on the bottom plate 3 through bolts.

The unit emission mirror body 1 includes a lens barrel 11, a fixed emission mechanism 12, a movable emission mechanism 13, and a fine adjustment sleeve 14. The bottom of the lens barrel 11 of each unit emission lens body 1 is provided with a chute 111, parts of the two sliding rails 2 are respectively arranged in the chute 111 of the two unit emission lens bodies 1, and the lens barrels 11 of the two unit emission lens bodies 1 are slidably arranged on the two sliding rails 2 in a one-to-one correspondence manner, namely, the two unit emission lens bodies 1 can slide on the two sliding rails 2 respectively, in addition, when the unit emission lens bodies 1 are not required to slide, the lens barrels 11 of the unit emission lens bodies 1 can be fixedly connected with the bottom plate 3 through bolts, so that the positions of the lens barrels 11 are locked.

The lens barrel 11 is provided with a containing cavity 112, and the fixed transmitting mechanism 12 is embedded in the containing cavity 112. Specifically, the fixed emission mechanism 12 includes a first press ring 121, a first emission lens 122, a first spacer ring 123, a second emission lens 124, and a second spacer ring 125. The side wall of the accommodating cavity 112 is provided with an annular protrusion 113, the second spacer 125 is embedded in the accommodating cavity 112, and the second spacer 125 abuts against the protrusion 113. The second transmitting lens 124 is disposed in the accommodating cavity 112, one side of the second transmitting lens 124 abuts against the second spacer ring 125, the first spacer ring 123 is also fixedly embedded in the accommodating cavity 112, one end of the first spacer ring 123 abuts against the other side of the second transmitting lens 124, the first transmitting lens 122 is disposed in the accommodating cavity 112, one side of the first transmitting lens 122 abuts against the other end of the first spacer ring 123, the side wall of the accommodating cavity 112 is further provided with an annular groove 114, the first spacer ring 123 is fixedly embedded in the groove 114 of the accommodating cavity 112, and the first pressing ring 121 presses the other side of the first transmitting lens 122.

The movable emission mechanism 13 includes a laser source connector 131, an emission end barrel 132, a third emission lens 133, and a second press ring 134. A part of the transmitting end lens barrel 132 is slidably disposed in the accommodating cavity 112, and can slide along a straight line direction where a central axis of the accommodating cavity 112 is located, the transmitting end lens barrel 132 is provided with a cavity 135, the cavity 135 is communicated with the accommodating cavity 112, the third transmitting lens 133 is fixedly embedded in the cavity 135 of the transmitting end lens barrel 132, the second pressing ring 134 is embedded in the cavity 135 of the transmitting end lens barrel 132, and the second pressing ring 134 presses the third transmitting lens 133. The laser source connector 131 can preferably be a commercially available optical fiber connector, model F280APC-1550, that can be connected to a laser source by an optical fiber such that laser energy emitted by the laser source is incident at the laser source connector 131. The laser source connector 131 is fixedly connected with the transmitting end lens barrel 132 through clamping fit.

The first, second and third emission lenses 122, 124 and 133 are disposed to be opposite to each other in order.

The unit emission mirror body 1 further comprises a screw 15, an annular groove 115 is formed in the lens barrel 11, the screw 15 is fixedly arranged on the fine adjustment sleeve 14, the screw extends into the annular groove 115, the fine adjustment sleeve 14 is rotatably arranged on the lens barrel 11, internal threads are further formed in the fine adjustment sleeve 14, external threads are formed in the emission end lens barrel 132, the fine adjustment sleeve 14 is sleeved on the emission end lens barrel 132 of the movable emission mechanism 13 through threaded fit of the internal threads and the external threads, and accordingly the emission end lens barrel 132 of the movable emission mechanism 13 can be driven to linearly move along the central shaft of the accommodating cavity 112 along with rotation of the fine adjustment sleeve 14.

When the utility model is used, the laser source connector 131 of each unit emitting mirror body 1 can be connected with the laser source of the laser telescope through the optical fiber, so that the laser energy emitted by the laser source of the laser telescope is emitted into the utility model, passes through the cavity 135 and the accommodating cavity 112, and sequentially passes through the third emitting lens 133, the second emitting lens 124 and the first emitting lens 122, and then is emitted from the utility model for measuring the laser telescope.

When the measurement distance needs to be adjusted, a user can also make the lens barrel 11 of the unit emission lens body 1 slide on the corresponding sliding rail 2 by loosening the connecting bolt of the lens barrel 11 of the unit emission lens body 1 and the bottom plate 3 to roughly adjust the distance from the initial entering position of the laser to the measured object, after the rough adjustment is finished, the connecting bolt of the lens barrel 11 of the unit emission lens body 1 and the bottom plate 3 can be locked again, then the user can also rotate the fine adjustment sleeve 14, the rotation of the fine adjustment sleeve 14 can correspondingly make the lens barrel 132 of the emission end move along the straight line of the central axis of the accommodating cavity 112, so that the distance from the initial entering position of the laser to the measured object can be finely adjusted, the adjustment of the measurement distance is finally realized, different measurement needs can be adapted, especially the measured object with relatively close measurement distance can be conveniently matched, the measurement inaccuracy caused by being too close to the measured object can also be conveniently changed rapidly, the comparison test can be conveniently carried out by the user, and the user can conveniently judge whether the measurement is accurate or not.

What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.

Claims

1. The utility model provides a transmitting mirror body of laser telescope, its characterized in that includes a plurality of unit transmitting mirror body, a plurality of slide rail and bottom plate, the unit transmitting mirror body includes lens cone, fixed emitting mechanism, activity emitting mechanism and fine setting sleeve, a plurality of the slide rail is all installed on the bottom plate, a plurality of the lens cone of the unit transmitting mirror body is on a plurality of slide rail is slided to the slidable ground of locating, be equipped with the holding chamber in the lens cone, fixed emitting mechanism inlays and locates the holding intracavity, fine setting sleeve installs on the lens cone to the cover is on the activity emitting mechanism, fine setting sleeve can drive activity emitting mechanism along holding chamber center pin place rectilinear movement.

2. The lens of claim 1, wherein the fixed transmitting mechanism comprises a first pressing ring, a first transmitting lens, a first spacer ring, a second transmitting lens and a second spacer ring, the second spacer ring is embedded in the accommodating cavity, the second transmitting lens is arranged in the accommodating cavity, one side of the second transmitting lens is abutted against the second spacer ring, the first spacer ring is embedded in the accommodating cavity, one end of the first spacer ring is abutted against the other side of the second transmitting lens, the first transmitting lens is arranged in the accommodating cavity, one side of the first transmitting lens is abutted against the other end of the first spacer ring, and the first pressing ring is embedded in the accommodating cavity and presses the other side of the first transmitting lens.

3. The lens of claim 2, wherein the side wall of the accommodating cavity is provided with a protrusion, and the second spacer abuts against the protrusion.

4. The lens of claim 2, wherein the side wall of the accommodating cavity is provided with a groove, and the first spacer is embedded in the groove.

5. The lens of claim 1, wherein the fine tuning sleeve is rotatably mounted on the lens barrel, and the fine tuning sleeve is sleeved on the movable emission mechanism through a threaded fit.

6. The lens-barrel of claim 4, wherein the unit lens-barrel comprises a screw, the lens-barrel has an annular groove, and the screw is mounted on the fine tuning sleeve and extends into the annular groove.

7. The transmitting lens body of the laser telescope according to claim 1, wherein the movable transmitting mechanism comprises a laser source connector, a transmitting end lens barrel, a third transmitting lens and a second pressing ring, a part of the transmitting end lens barrel is slidably arranged in the accommodating cavity, the third transmitting lens is embedded in the transmitting end lens barrel, the second pressing ring is embedded in the transmitting end lens barrel and presses the third transmitting lens, the laser source connector is connected with the transmitting end lens barrel, and the fine-tuning barrel is sleeved on the transmitting end lens barrel.

8. The lens body of claim 7, wherein the lens barrel of the transmitting end is provided with a cavity, the cavity is communicated with the accommodating cavity, and the third transmitting lens and the second pressing ring are both arranged in the cavity.

9. The laser telescope emitter according to claim 1, wherein the bottom of the lens barrel is provided with a chute, and a portion of the slide rail is disposed in the chute.