CN216645227U

CN216645227U - Coaxial zoom device with laser ranging function

Info

Publication number: CN216645227U
Application number: CN202122995620.1U
Authority: CN
Inventors: 滕君方; 黄芳林
Original assignee: Dongguan Ruixing Vision Technology Co ltd
Current assignee: Dongguan Ruixing Vision Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-31
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to the technical field of lenses, in particular to a coaxial zoom lens with a laser ranging function, which comprises a zoom lens and a laser ranging device, wherein the laser ranging device comprises a shell, a laser generator and a laser receiver, the laser generator and the laser receiver are both arranged in the shell, the laser generator and the laser receiver are both in signal connection with an external control device, and the shell is arranged on the zoom lens; the zoom lens is provided with a light splitting piece, and laser generated by the laser generator is reflected to an object space of the zoom lens by the light splitting piece. The utility model provides a coaxial zoom device with a laser ranging function, wherein an object space reflects laser to a light splitting piece, the light splitting piece reflects received laser to a laser receiver, the laser receiver feeds back received laser signals to an external control device, the object space reflects the laser to the light splitting piece, the light splitting piece reflects the received laser to the laser receiver, and the laser receiver feeds back the received laser signals to the external control device.

Description

Coaxial zoom device with laser ranging function

Technical Field

The utility model relates to the technical field of lenses, in particular to a coaxial zoom device with a laser ranging function.

Background

In the prior art, the size and the position of an object are measured by a zoom lens and the like, and when data such as height or distance and the like need to be measured, another structure is often needed for measurement, that is, when the measurement of one object is completed, two lenses are generally needed to be completed through two steps, the process conversion efficiency is low, and the structure is complex.

Disclosure of Invention

The utility model provides a coaxial zooming device with a laser ranging function aiming at the problems in the prior art, integrates the laser ranging function and the zooming lens function, simultaneously completes two measuring functions, and can efficiently measure and observe a measured object.

In order to solve the technical problems, the utility model adopts the following technical scheme: a coaxial zoom device with a laser ranging function comprises a zoom lens and a laser ranging device, wherein the laser ranging device comprises a shell, a laser generator and a laser receiver, the laser generator and the laser receiver are both arranged in the shell, the laser generator and the laser receiver are both in signal connection with an external control device, and the shell is arranged in the zoom lens;

the zoom lens is provided with a light splitting piece, and laser generated by the laser generator is reflected to an object space of the zoom lens by the light splitting piece;

the object space reflects the laser to the light splitting piece, the light splitting piece reflects the received laser to the laser receiver, and the laser receiver feeds back the received laser signal to an external control device.

Preferably, the zoom lens is an automatic zoom lens.

Preferably, the zoom lens is a manual zoom lens.

Preferably, the zoom lens includes a zoom assembly and a beam splitting fixing assembly mounted on the zoom assembly, and the beam splitting fixing assembly is used for fixing the beam splitting element.

Preferably, the beam splitting fixing component comprises a beam splitting lens barrel, a beam splitting inner barrel and a beam splitting lens, a lens is arranged in the beam splitting lens, the beam splitting lens is arranged at one end of the beam splitting lens barrel, the other end of the beam splitting lens barrel is fixed to the zoom component, the beam splitting part is arranged in the beam splitting inner barrel, and the beam splitting inner barrel is detachably arranged in the beam splitting lens barrel.

Preferably, the light splitting inner cylinder is provided with an inclined surface, the inclined surface is inclined relative to the lens, and the light splitting piece is detachably fixed on the inclined surface.

Preferably, the light splitter is fixed to the inclined surface by an adhesive.

Preferably, the light splitting fixing component further comprises a plurality of adjusting units for adjusting the angle of the light splitting piece.

Preferably, the regulating unit includes retaining member and elastic component, the protruding spacing ring that is equipped with of inner wall of beam split lens cone, the go-between has been installed to the beam split inner tube, the elastic component is located between spacing ring and the go-between, the retaining member wears to establish in proper order behind go-between, elastic component and the spacing ring with beam split inner tube and beam split lens cone locking.

The utility model has the beneficial effects that:

according to the coaxial zoom device with the laser ranging function, the laser ranging device and the zoom lens are assembled together, so that the object to be measured can be measured through the laser ranging device while the zoom lens measures the object to be measured, the work of the zoom lens and the laser ranging device can be simultaneously carried out, and the measuring efficiency of the object to be measured is effectively improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic illustration of laser transmission and reception of the present invention;

FIG. 4 is an exploded view of the light splitting fixture of the present invention;

fig. 5 is a schematic structural view of the spectroscopic lens barrel of the present invention.

The reference numerals in fig. 1 to 5 include:

1-zooming component, 2-laser ranging device, 3-shell, 4-laser generator, 5-laser receiver, 6-light splitting component, 7-light splitting lens cone, 8-light splitting inner cylinder, 9-light splitting lens, 10-lens, 11-inclined plane, 12-locking component, 13-elastic component, 14-spacing ring and 15-connecting ring.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention is described in detail below with reference to the attached drawings.

The first embodiment is as follows:

the coaxial zoom device with the laser ranging function provided by this embodiment, as shown in fig. 1 and fig. 2, includes a zoom lens and a laser ranging device 2, where the laser ranging device 2 includes a housing 3, a laser generator 4 and a laser receiver 5, the laser generator 4 and the laser receiver 5 are both installed in the housing 3, the laser generator 4 and the laser receiver 5 are both in signal connection with an external control device, the housing 3 is installed on the zoom lens, and the housing 3 may be screwed with the zoom lens to be fixed, or may be fixed by other methods, which is prior art and is not described in detail in this embodiment; the zoom lens is provided with a light splitting piece 6, and laser generated by the laser generator 4 is reflected to an object space of the zoom lens by the light splitting piece 6; the object space reflects the laser to the light splitting part 6, the light splitting part 6 reflects the received laser to the laser receiver 5, and the laser receiver 5 feeds back the received laser signal to an external control device. The external control device is the prior art, and is used for analyzing the receiving signal of the laser receiver 5 to obtain data such as the distance and height parameters of the measured object, and the laser generator 4 and the laser receiver 5 are the prior art and are driven and controlled by the external control device, which is not specifically described in this embodiment.

Specifically, as shown in fig. 2, the laser distance measuring device 2 is installed at one end of the zoom lens close to the object, when measurement is needed, laser generated by the laser generator 4 is reflected to the measured object by the light splitting member 6, the measured object reflects the laser back to the light splitting member 6, the light splitting member 6 reflects the laser and is received by the laser receiver 5, so that data such as height and thickness of the measured object can be measured, and the zoom lens observes and measures data such as size of the measured object. The simple structure of this embodiment is in the same place laser rangefinder 2 and zoom lens equipment to can measure the testee through laser rangefinder 2 when the zoom lens carries out measuring to the testee, thereby zoom lens and laser rangefinder 2's work can go on simultaneously, effectively improves the measurement of testee efficiency, and the practicality is high.

Further, the zoom lens of the present embodiment is an automatic zoom lens, and the automatic control function is the prior art, which is not described herein again.

In the coaxial zoom lens with the laser ranging function provided in this embodiment, as shown in fig. 2 to 5, the zoom lens includes a zoom component 1 and a light splitting fixing component installed on the zoom component 1, and the light splitting fixing component is used for fixing the light splitting component 6. The beam splitting fixing component comprises a beam splitting lens barrel 7, a beam splitting inner barrel 8 and a beam splitting lens 9, a lens 10 is arranged in the beam splitting lens 9, the beam splitting lens 9 is installed at one end of the beam splitting lens barrel 7, the other end of the beam splitting lens barrel 7 is fixed on the zooming component 1, the beam splitting piece 6 is installed in the beam splitting inner barrel 8, and the beam splitting inner barrel 8 is detachably installed in the beam splitting lens barrel 7. The zoom lens assembly 1 is a zoom lens assembly in the prior art.

Specifically, laser irradiates the light splitting part 6, the light splitting part 6 reflects light to the lower part, the laser irradiates the measured object after passing through the lens 10, the measured object reflects the laser to the light splitting part 6, the light splitting part 6 reflects the laser back to the laser receiver 5 in the original way, and the laser receiver 5 and the external control device analyze the optical signal reflected by the measured object, so that data such as the height of the measured object are obtained. The light splitting component 6 is assembled on the light splitting inner cylinder 8, and then the light splitting inner cylinder 8 is assembled on the light splitting lens barrel 7, so that the angle of the light splitting component 6 can be conveniently adjusted. Wherein, the light splitting inner cylinder 8 is provided with an inclined surface 11, as shown in fig. 2 to 4, the inclined surface 11 is arranged obliquely compared with the lens 10, the light splitting member 6 is detachably fixed on the inclined surface 11, and the light splitting member 6 is preferably fixed on the inclined surface 11 by an adhesive (not shown in the figures).

Further, the coaxial zoom device with laser rangefinder function that this embodiment provided, as fig. 2 to fig. 5, the fixed subassembly of beam split still is including being used for adjusting the regulating unit of 6 angles of beam split, the regulating unit includes retaining member 12 and elastic component 13, the protruding spacing ring 14 that is equipped with of inner wall of beam split lens cone 7, go-between 15 has been installed to beam split inner tube 8, elastic component 13 is located between spacing ring 14 and the go-between 15, retaining member 12 wears to establish behind go-between 15, elastic component 13 and the spacing ring 14 in proper order and locks beam split inner tube 8 and beam split lens cone 7. Preferably, the adjusting units of the present embodiment are provided in plurality, may be two groups, may be three groups, or may be more, and are provided according to actual situations.

Specifically, as shown in fig. 4 and 5, during installation, the connection ring 15 of the light splitting inner cylinder 8 is clamped to the limit ring 14 of the light splitting lens barrel 7, at this time, the elastic member 13 abuts between the connection ring 15 and the limit ring 14, the elastic member 13 preferably adopts an elastic rubber ring, then the locking member 12 penetrates through the connection ring 15, the elastic member 13 and the limit ring 14, the locking member 12 can adopt a screw, that is, the locking member 12 is screwed with the connection ring 15 and the limit ring 14, so as to fix the light splitting lens barrel 7 and the light splitting inner cylinder 8 together, and the elastic member 13 has elasticity and is pressed between the connection ring 15 and the limit ring 14 after the locking member 12 is locked, so that the elastic member 13 generates a restoring elastic force to the connection ring 15 and the limit ring 14, and thus the connection between the locking member 12 and the connection ring 15 and the limit ring 14 can be further fastened. Furthermore, because the elastic element 13 is disposed between the connection ring 15 and the limit ring 14, a certain distance exists between the connection ring 15 and the limit ring 14, so that the connection ring 15 can be adjusted in tightness to a certain extent, as shown in fig. 2, taking two sets of symmetrically disposed adjustment units as an example, the angle of the light-splitting element 6 is 4 degrees at present, if the reflection angle of the light-splitting element 6 is to be changed, the tightness between the locking elements 12 on both sides and the connection ring 15 and the limit ring 14 can be finely adjusted, so that the light-splitting element is properly loosened or tightened, the elastic element 13 stretches and contracts to a certain extent, the angle of the connection ring 15 is changed, and the light-splitting element 6 is driven to rotate properly, thereby achieving the purpose of adjusting the angle. The operation principle of setting the number of three or more sets of the adjusting units is similar to that described above. The adjusting unit of this embodiment can adjust the reflection angle of light-splitting part 6 to make the light after the reflection more accurate shine the testee on, guarantee that the measuring result of zoom lens is accurate, the zoom lens of this embodiment that makes has higher measurement accuracy, and the practicality is higher.

Example two:

the difference between the present embodiment and the first embodiment is that the zoom lens of the present embodiment is a manual zoom lens, and the structure of manual control is the prior art, which is not described herein again.

Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a coaxial zoom device with laser rangefinder function which characterized in that: the laser ranging device comprises a zoom lens and a laser ranging device, wherein the laser ranging device comprises a shell, a laser generator and a laser receiver, the laser generator and the laser receiver are both arranged in the shell, the laser generator and the laser receiver are both in signal connection with an external control device, and the shell is arranged in the zoom lens;

2. The coaxial zoom device with laser ranging function according to claim 1, wherein: the zoom lens is an automatic zoom lens.

3. The coaxial zoom device with laser ranging function according to claim 1, wherein: the zoom lens is a manual zoom lens.

4. The coaxial zoom device with laser ranging function according to claim 1, wherein: the zoom lens comprises a zoom component and a light splitting fixing component arranged on the zoom component, and the light splitting fixing component is used for fixing the light splitting piece.

5. The coaxial zoom device with laser ranging function according to claim 4, wherein: the beam splitting fixing component comprises a beam splitting lens cone, a beam splitting inner cylinder and a beam splitting lens, a lens is arranged in the beam splitting lens, the beam splitting lens is arranged at one end of the beam splitting lens cone, the other end of the beam splitting lens cone is fixed on the zooming component, the beam splitting part is arranged in the beam splitting inner cylinder, and the beam splitting inner cylinder is detachably arranged in the beam splitting lens cone.

6. The coaxial zoom device with laser ranging function according to claim 5, wherein: the light splitting inner cylinder is provided with an inclined plane, the inclined plane is inclined relative to the lens, and the light splitting piece is detachably fixed on the inclined plane.

7. The coaxial zoom device with laser ranging function according to claim 1, wherein: the light splitting piece is fixed on the inclined surface through adhesive.

8. The coaxial zoom device with laser ranging function according to claim 4, wherein: the light splitting fixing component further comprises a plurality of adjusting units used for adjusting the angles of the light splitting pieces.

9. The coaxial zoom device with laser ranging function according to claim 8, wherein: the regulating unit includes retaining member and elastic component, the protruding spacing ring that is equipped with of inner wall of beam split lens cone, the go-between has been installed to the beam split inner tube, the elastic component is located between spacing ring and the go-between, the retaining member wears to establish in proper order behind go-between, elastic component and the spacing ring will divide light inner tube and beam split lens cone locking.