CN210348033U - Focus-adjustable laser lens - Google Patents
Focus-adjustable laser lens Download PDFInfo
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- CN210348033U CN210348033U CN201921337788.XU CN201921337788U CN210348033U CN 210348033 U CN210348033 U CN 210348033U CN 201921337788 U CN201921337788 U CN 201921337788U CN 210348033 U CN210348033 U CN 210348033U
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Abstract
The utility model provides a laser lens that can focus, including the laser mirror body, the tip of laser mirror body is equipped with fixed battery of lens, the laser mirror body is equipped with the moving mechanism who is connected with the lens, moving mechanism is equipped with relatively the laser mirror body is rotatory and the drive thereby moving mechanism removes the drive the lens is relative fixed battery of lens removes focus's rotary mechanism, wherein inside rotary mechanism and the moving mechanism of being provided with of laser lens body, and wherein moving mechanism is connected with the lens, and moving mechanism still is connected with rotary mechanism and rotary mechanism can drive moving mechanism and drive lens relatively fixed battery of lens horizontal migration to drive the distance change between lens and the fixed battery of lens and focus, solve the problem that the laser mirror can't rely on self focus of regulation among the prior art.
Description
[ technical field ] A method for producing a semiconductor device
The application relates to a laser lens, in particular to a laser lens capable of adjusting focal length through manual rotation.
[ background of the invention ]
The use of laser lens aiming can be used for shooting images, the prior technical scheme is that a laser collimating lens is matched with an automatic zooming digital camera and a corresponding monitoring screen, and the prior equipment can realize basic aiming, zooming and imaging functions; when aiming at a target at a long distance (more than 50 meters), the camera can automatically focus the target at the long distance, but a laser mirror which adjusts the focal length through the laser mirror is not available at present, so that the laser mirror can only be detected through the digital camera which is matched with the automatic zooming in the subsequent detection process, and the detection process is extremely inconvenient and is easily limited by the digital camera.
In summary, a problem to be solved is to design a laser lens capable of adjusting a focal length by moving a lens.
[ Utility model ] content
To the problem that laser lens can't adjust focus by oneself among the prior art, thereby this technical scheme provides a user can change the laser mirror of lens distance focus regulation through rotatory wrench movement.
In order to achieve the purpose, the technical scheme is as follows:
the utility model provides a laser lens that can focus, includes the laser mirror body, the tip of laser mirror body is equipped with fixed battery of lens, the laser mirror body is equipped with the moving mechanism who is connected with the lens, moving mechanism is equipped with relatively the laser mirror body is rotatory and the drive thereby moving mechanism removes and drives the lens is relative fixed battery of lens removes the rotary mechanism of adjusting focal length.
Further, the rotating mechanism comprises a rotating piece for rotating by a user and a rotating barrel connected with the rotating piece.
Furthermore, a first groove is formed in the periphery of the rotary cylinder, the rotary piece is opposite to the first groove, a first through hole is formed in the rotary cylinder, and a rotary cylinder fixing pin penetrating through the first through hole and the first groove is arranged on the rotary cylinder.
Further, the moving mechanism comprises a moving cylinder connected with the lens, and the outer wall of the moving cylinder is connected with the inner wall of the rotating cylinder.
Furthermore, the outer wall of the moving mechanism is connected with the inner wall of the rotating mechanism, a first thread group is arranged on the inner wall of the rotating mechanism, and a second thread group is arranged on the outer wall of the moving mechanism relative to the first thread group.
Further, a removal section of thick bamboo is equipped with a removal section of thick bamboo fixing pin, a removal section of thick bamboo periphery is equipped with the confession a second through-hole that removal section of thick bamboo fixing pin passed.
Furthermore, the periphery of the laser mirror body is opposite to the movable cylinder fixing pin, and a second limiting groove used for containing the movable cylinder fixing pin so as to enable the movable cylinder to move horizontally is formed in the periphery of the laser mirror body.
Further, the fixed lens group at least comprises, in sequence from the object plane to the image plane along the optical axis: the lens comprises a first lens, a second lens, a third lens and a fourth lens.
Furthermore, the end part of the movable cylinder is provided with a clamping part for mounting the lens, and the end part of the movable cylinder is also provided with a fixing part for fixing the lens.
The utility model has the advantages that:
1. the utility model relates to a laser lens, wherein inside rotary mechanism and the moving mechanism of being provided with of laser lens body, wherein moving mechanism is connected with the lens, and moving mechanism still is connected with rotary mechanism and rotary mechanism can drive moving mechanism and drive lens relatively fixed battery of lens horizontal migration to drive the distance change between lens and the fixed battery of lens and focus, solve the problem that laser mirror can't rely on self focus among the prior art.
2. The utility model discloses rotary mechanism is provided with rotating member and rotatory section of thick bamboo, is provided with first recess on the rotatory section of thick bamboo, passes rotating member and rotatory section of thick bamboo with rotatory section of thick bamboo fixed pin so that the user can drive rotatory section of thick bamboo through rotating the rotating member and rotate.
3. The utility model discloses be provided with the second spacing groove in the laser mirror body, the second spacing inslot is provided with a removal section of thick bamboo fixing pin, removes on a section of thick bamboo fixing pin is fixed in a removal section of thick bamboo to make the second spacing groove inject a removal section of thick bamboo fixing pin and force a removal section of thick bamboo to remove along laser mirror body length direction.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.
Fig. 1 is a schematic cross-sectional view of a tunable laser lens according to the present invention;
fig. 2 is a schematic cross-sectional view of a tunable laser lens according to the present invention;
fig. 3 is a first schematic structural diagram of a tunable laser lens according to the present invention;
fig. 4 is an enlarged view of fig. 1 at a.
[ detailed description ] embodiments
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
When embodiments of the present invention refer to the ordinal numbers "first", "second", etc., it should be understood that the terms are used for distinguishing only when they do express the ordinal order in context.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, a focusing laser lens includes a laser lens body 1, a fixed lens group 7 is disposed at an end of the laser lens body 1, the laser lens body 1 is provided with a moving mechanism 3 connected to a lens 2, and the moving mechanism 3 is provided with a rotating mechanism 4 which rotates relative to the laser lens body 1 and drives the moving mechanism 3 to move so as to drive the lens 2 to move relative to the fixed lens group 7 to adjust a focal length.
The utility model relates to a laser lens, wherein inside rotary mechanism and the moving mechanism of being provided with of laser lens body, wherein moving mechanism is connected with the lens, and moving mechanism still is connected with rotary mechanism and rotary mechanism can drive moving mechanism and drive lens relatively fixed battery of lens horizontal migration to drive the distance change between lens and the fixed battery of lens and focus, solve the problem that laser mirror can't rely on self focus among the prior art.
Preferably, the rotating mechanism 4 includes a rotating member 41 for a user to manually rotate and a rotating cylinder 42 connected to the rotating member 41, the rotating member 41 is connected to the rotating cylinder 42, and the rotating cylinder 42 is disposed inside the laser mirror body 1 and is not beneficial to the user to operate, so that the rotating member 41 connected to the rotating cylinder 42 is disposed, and the user can rotate the rotating cylinder 42 by rotating the rotating member 41.
Preferably, a first groove 43 is formed in the periphery of the rotating cylinder 42, the rotating member 41 is opposite to the groove, a first through hole 44 is formed in the rotating cylinder 42, a rotating cylinder fixing pin 45 penetrating through the first through hole 44 and the first groove 43 is arranged in the rotating cylinder 42, so that a user can fix the rotating member 41 and the rotating cylinder 42 by the rotating cylinder fixing pin 45, the user can drive the rotating cylinder 42 to rotate by rotating the rotating member 41, and the structure is simple and the production is convenient.
Preferably, 3 outer walls of moving mechanism with 4 inner wall connections of rotary mechanism, 4 inner walls of rotary mechanism are equipped with first screw thread group 5, 3 outer walls of moving mechanism are relative first screw thread group 5 is equipped with second screw thread group 6, and first screw thread group 5 sets up in the inner wall of a rotatory section of thick bamboo 42, and second screw thread group 6 sets up in the outer wall of a removal section of thick bamboo 31, so when the user rotated a rotatory section of thick bamboo 42, thereby remove a section of thick bamboo 31 and drive lens 2 along the screw thread horizontal migration of a rotatory section of thick bamboo 42 and remove the focus that changes between lens 2 and the fixed lens group 7, simple structure convenient to use does benefit to user operation.
Preferably, the moving mechanism 3 include with the removal section of thick bamboo 31 that lens 2 is connected, removal section of thick bamboo 31 outer end with rotatory section of thick bamboo 42 inner wall connection, removal section of thick bamboo 31 outer end with rotatory section of thick bamboo 42 inner wall is equipped with the screw thread, and rotatory section of thick bamboo 42 aperture is bigger than removal section of thick bamboo 31 bore, arranges removal section of thick bamboo 31 inside rotatory section of thick bamboo 42 in, because removal section of thick bamboo 31 outer wall is provided with the screw thread, and rotatory section of thick bamboo 42 inner wall also is provided with the assorted screw thread, therefore rotatory section of thick bamboo 42 rotates the in-process and can drive removal section of thick bamboo 31 and remove along laser mirror body 1 length.
Preferably, the moving cylinder 31 is provided with a moving cylinder fixing pin 32, the outer periphery of the moving cylinder 31 is provided with a second through hole 33 for the moving cylinder fixing pin 32 to pass through, the periphery of the laser mirror body 1 is provided with a second limit groove 34 opposite to the movable cylinder fixing pin 32 for accommodating the movable cylinder fixing pin 32 so as to enable the movable cylinder 31 to move horizontally, the movable cylinder fixing pin 32 passes through a second through hole 33 on the movable cylinder 31, the second limit groove 34 on the laser mirror body 1 surrounds the end part of the movable cylinder fixing pin 32, when the user rotates the rotary cylinder 42, the movable cylinder fixing pin 32 reaches the edge of the second limiting groove 34, and after the user continues to rotate the rotary cylinder 42, the moving cylinder 42 can only move along the length direction of the laser mirror body 1 along the screw thread because the moving cylinder fixing pin 32 can not move continuously, so that the distance of the lens is changed, and the focal length of the laser mirror is changed.
Preferably, the fixed lens group 7 at least comprises, in order from the object plane to the image plane along the optical axis: a first lens 71, a second lens 72, a third lens 73, and a fourth lens 74.
Preferably, the end of the moving cylinder 31 is provided with a clamping part 35 for mounting the lens 2, and the end of the moving cylinder 31 is further provided with a fixing part 36 for fixing the lens 2, so that the structure is simple and the installation is convenient.
The working principle is as follows: the user is with rotatory section of thick bamboo fixing pin with rotatory piece and rotatory section of thick bamboo fastening, drives rotatory section of thick bamboo through rotating the rotatory piece and rotates, utilizes the screw thread between rotatory section of thick bamboo and the removal section of thick bamboo to it is rotatory to drive the removal section of thick bamboo, thereby continues to rotate rotatory section of thick bamboo after the removal section of thick bamboo fixing pin on the rotatory section of thick bamboo moves to the edge of second spacing groove, thereby forces the removal section of thick bamboo can only move along laser mirror body length direction along the screw thread and drive the lens on the removal section of thick bamboo and adjacent lens distance and change.
The utility model relates to a laser lens, wherein inside rotary mechanism and the moving mechanism of being provided with of laser lens body, wherein moving mechanism is connected with the lens, and moving mechanism still is connected with rotary mechanism and rotary mechanism can drive moving mechanism and drive lens relatively fixed battery of lens horizontal migration to drive the distance change between lens and the fixed battery of lens and focus, solve the problem that laser mirror can't rely on self focus among the prior art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a laser lens that can focus, includes laser mirror body (1), the tip of laser mirror body (1) is equipped with fixed battery of lens (7), its characterized in that: the laser mirror comprises a laser mirror body (1) and is characterized in that a moving mechanism (3) connected with a lens (2) is arranged on the laser mirror body (1), the moving mechanism (3) is arranged opposite to the laser mirror body (1) and rotates to drive the moving mechanism (3) to move so as to drive the lens (2) to move relative to a fixed lens group (7) to adjust the focal length of the rotating mechanism (4).
2. The tunable laser lens of claim 1, wherein: the rotating mechanism (4) comprises a rotating piece (41) for a user to rotate and a rotating cylinder (42) connected with the rotating piece (41).
3. The tunable laser lens of claim 2, wherein: rotatory section of thick bamboo (42) periphery is equipped with first recess (43), rotating member (41) are relative first recess (43) are equipped with first through-hole (44), be equipped with on rotatory section of thick bamboo (42) and run through first through-hole (44) with rotatory section of thick bamboo fixed pin (45) of first recess (43).
4. A focusing laser lens according to claim 3, characterized in that: the moving mechanism (3) comprises a moving cylinder (31) connected with the lens (2), and the outer wall of the moving cylinder (31) is connected with the inner wall of the rotating cylinder (42).
5. The tunable laser lens of claim 1, wherein: the outer wall of the moving mechanism (3) is connected with the inner wall of the rotating mechanism (4), the inner wall of the rotating mechanism (4) is provided with a first thread group (5), and the outer wall of the moving mechanism (3) is opposite to the first thread group (5) and is provided with a second thread group (6).
6. The focus-adjustable laser lens according to claim 4, wherein: the movable barrel (31) is provided with a movable barrel fixing pin (32), and a second through hole (33) for the movable barrel fixing pin (32) to pass through is formed in the periphery of the movable barrel (31).
7. The tunable laser lens of claim 6, wherein: the periphery of the laser mirror body (1) is opposite to the movable cylinder fixing pin (32), and a second limiting groove (34) used for containing the movable cylinder fixing pin (32) to enable the movable cylinder (31) to move horizontally is arranged on the periphery of the laser mirror body.
8. The tunable laser lens of claim 1, wherein: the fixed lens group (7) at least comprises the following components in sequence from an object plane to an image plane along an optical axis: a first lens (71), a second lens (72), a third lens (73), and a fourth lens (74).
9. The focus-adjustable laser lens according to claim 4, wherein: the end part of the movable cylinder (31) is provided with a clamping part (35) for mounting the lens (2), and the end part of the movable cylinder (31) is also provided with a fixing part (36) for fixing the lens (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921337788.XU CN210348033U (en) | 2019-08-16 | 2019-08-16 | Focus-adjustable laser lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921337788.XU CN210348033U (en) | 2019-08-16 | 2019-08-16 | Focus-adjustable laser lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210348033U true CN210348033U (en) | 2020-04-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921337788.XU Active CN210348033U (en) | 2019-08-16 | 2019-08-16 | Focus-adjustable laser lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210348033U (en) |
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2019
- 2019-08-16 CN CN201921337788.XU patent/CN210348033U/en active Active
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