CN220961960U - Optical axis adjusting mechanism and monitoring device - Google Patents
Optical axis adjusting mechanism and monitoring device Download PDFInfo
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- CN220961960U CN220961960U CN202322658515.8U CN202322658515U CN220961960U CN 220961960 U CN220961960 U CN 220961960U CN 202322658515 U CN202322658515 U CN 202322658515U CN 220961960 U CN220961960 U CN 220961960U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 48
- 230000007246 mechanism Effects 0.000 title claims abstract description 34
- 238000012806 monitoring device Methods 0.000 title claims abstract description 11
- 230000008602 contraction Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of photoelectric equipment, in particular to an optical axis adjusting mechanism and a monitoring device, wherein the optical axis adjusting mechanism comprises a bottom plate, a middle plate is arranged above the bottom plate, the middle plate is hinged with the bottom plate through a first hinge shaft, the first hinge shaft is vertically arranged, a first fastening screw is connected between the middle plate and the bottom plate through threads, and the first fastening screw is vertically arranged; an upper plate is arranged above the middle plate, the upper plate is provided with a mounting station, and a lens can be mounted on the mounting station; the upper plate is hinged with the middle plate through a second hinge shaft, the second hinge shaft is horizontally arranged, a second fastening screw is connected between the upper plate and the middle plate in a threaded mode, the second fastening screw is horizontally arranged, and the second fastening screw is parallel to the second hinge shaft. The parts of the utility model can be processed in a sheet metal stamping mode and the like, are basically mechanical standard parts, reduce the mechanical processing cost, have fewer parts, are simple to assemble, can effectively save the labor cost and are suitable for mass production.
Description
Technical Field
The utility model relates to the technical field of photoelectric equipment, in particular to an optical axis adjusting mechanism and a monitoring device.
Background
The modular design and the multi-channel integration become main stream ideas of current photoelectric equipment development, but the optical axis consistency of a plurality of detection units directly influences the use efficiency of the photoelectric equipment. For example, in the multispectral security monitoring device, only the optical axes of the visible light, the thermal imaging and the laser are coaxial, the multispectral security monitoring device can achieve a good use effect, otherwise, no auxiliary light source or fewer auxiliary light sources of the camera can occur, so that the monitoring effect is poor, and even the situation that the monitoring cannot be performed can be avoided.
During actual production, due to the influence of machining precision, the optical axes of all units after the photoelectric equipment is assembled cannot be guaranteed to be just coaxial, and during transportation, due to jolting during transportation, the modules inside the photoelectric equipment can be slightly shifted, so that the optical axes are offset. Therefore, in actual use, a worker usually manually adjusts the installed optoelectronic devices in the field according to actual needs to adjust the optical axes of the respective units so that the optical axes of the respective units are coaxial. In order to facilitate the adjustment of the optical axis by the customer, an adjusting mechanism capable of adjusting the optical axis appears in the photoelectric equipment of the prior art.
However, most of the parts in the optical axis adjusting mechanism of the existing photoelectric equipment are milling parts, so that the machining cost is high, the assembly is difficult, and the optical axis adjusting mechanism cannot be suitable for batch production.
Disclosure of utility model
In order to solve the technical problems that most parts in an optical axis adjusting mechanism of photoelectric equipment in the prior art are milling parts, the machining cost is high, the assembly is difficult, and the optical axis adjusting mechanism cannot be suitable for batch production, the utility model provides an optical axis adjusting mechanism on one hand, and a monitoring device on the other hand.
The technical scheme adopted by the optical axis adjusting mechanism is as follows:
The optical axis adjusting mechanism comprises a bottom plate, wherein a middle plate is arranged above the bottom plate, the middle plate is hinged with the bottom plate through a first hinge shaft, the first hinge shaft is vertically arranged, a first fastening screw is connected between the middle plate and the bottom plate through threads, and the first fastening screw is vertically arranged; an upper plate is arranged above the middle plate, the upper plate is provided with a mounting station, and a lens can be mounted on the mounting station; the upper plate is hinged with the middle plate through a second hinge shaft, the second hinge shaft is horizontally arranged, a second fastening screw is connected between the upper plate and the middle plate in a threaded mode, the second fastening screw is horizontally arranged, and the second fastening screw is parallel to the second hinge shaft.
By adopting the structural scheme, the middle plate can rotate left and right in the horizontal direction relative to the bottom plate, and the rotating shaft is a first hinge shaft, so that the angle in the left and right directions of the lens can be adjusted, and then the middle plate and the bottom plate are relatively fixed through a first fastening screw; the upper plate can rotate in the pitching direction relative to the middle plate, and the rotating shaft is a second hinge shaft, so that the angle of the lens in the pitching direction can be adjusted, and then the upper plate and the middle plate are relatively fixed through the second fastening screw, so that the lens can be adjusted to a position meeting the consistency of the optical axis of the photoelectric equipment.
The parts of the application can be processed in a sheet metal stamping mode and the like, are basically mechanical standard parts, so that the mechanical processing cost is reduced, the number of the used parts is small, the assembly is simple, the labor cost can be effectively saved, and the application is suitable for mass production; the operation is simple and convenient, the debugging time is saved, the optical axis is firmly fixed after the debugging is finished, and the condition that the optical axis is deviated during transportation is reduced.
As a preferred implementation mode of the optical axis adjusting mechanism, a first adjusting piece is connected between the middle plate and the bottom plate, the first adjusting piece is horizontally arranged, one end of the first adjusting piece is connected with the middle plate, the other end of the first adjusting piece is connected with the bottom plate, and the first adjusting piece can be adjusted in a telescopic mode along the horizontal direction.
By adopting the structural scheme, the device is convenient to adjust, and the adjusting time is further saved.
As a preferred implementation manner of the optical axis adjusting mechanism, a first elastic member is connected between the middle plate and the bottom plate, and the elastic expansion and contraction direction of the first elastic member is parallel to the adjusting direction of the first adjusting member.
By adopting the structural scheme, the impact caused by manual adjustment can be buffered.
As a preferred implementation mode of the optical axis adjusting mechanism, the first adjusting piece is a first adjusting screw, the first adjusting screw is in threaded connection with the middle plate, the first adjusting screw is in threaded connection with the bottom plate, the first elastic piece is a first spring, and the first spring is sleeved on the first adjusting screw.
By adopting the structural scheme, the parts are standard parts, so that the machining cost is reduced.
As a preferred implementation mode of the optical axis adjusting mechanism, a convex block protrudes from the top of the bottom plate, a notch groove is formed in the middle plate, the convex block is correspondingly arranged with the notch groove, the first adjusting piece penetrates into the side wall of the notch groove from the convex block along the horizontal direction, and the first elastic piece is located between the convex block and the notch groove.
By adopting the structural scheme, the structural design is simple and reliable.
As a preferred implementation mode of the optical axis adjusting mechanism, a second adjusting piece is connected between the upper plate and the bottom plate, the second adjusting piece is arranged vertically, one end of the second adjusting piece is connected with the upper plate, the other end of the second adjusting piece is connected with the middle plate, and the second adjusting piece can be adjusted in a telescopic mode along the vertical direction.
By adopting the structural scheme, the device is convenient to adjust, and the adjusting time is further saved.
As a preferred implementation manner of the optical axis adjusting mechanism, a second elastic member is connected between the upper plate and the middle plate, and the elastic expansion and contraction direction of the second elastic member is parallel to the adjusting direction of the second adjusting member.
By adopting the structural scheme, the impact caused by manual adjustment can be buffered.
As a preferred implementation manner of the optical axis adjusting mechanism, the second adjusting member is a second adjusting screw, the second adjusting screw is in threaded connection with the upper plate, the second adjusting screw is in threaded connection with the middle plate, the second elastic member is a second spring, and the second spring is sleeved on the second adjusting screw.
By adopting the structural scheme, the parts are standard parts, so that the machining cost is reduced.
As a preferred implementation mode of the optical axis adjusting mechanism, the upper plate is a U-shaped plate, the side wings of the U-shaped plate are attached to the side wall of the middle plate, the second hinge shaft penetrates through the upper plate and the middle plate along the thickness direction of the side wings of the U-shaped plate, and the second fastening screw penetrates through the upper plate and the middle plate along the thickness direction of the side wings of the U-shaped plate.
By adopting the structural scheme, the structural design is simple and reliable.
The technical scheme adopted by the monitoring device is as follows:
A monitoring device comprises a lens and any one of the optical axis adjusting mechanisms, wherein the lens is arranged on a mounting station of an upper plate.
By adopting the structural scheme, the requirement of optical axis consistency can be met, and the monitoring equipment can achieve good use effect.
The beneficial effects of the utility model include:
The parts of the application can be processed in a sheet metal stamping mode and the like, are basically mechanical standard parts, thus reducing the machining cost, reducing the number of used parts, being simple to assemble, effectively saving the labor cost, being simple and convenient to operate, saving the debugging time, being firmly fixed after the debugging is finished and reducing the condition of optical axis deviation in the transportation process.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of embodiment 1 of the present utility model;
FIG. 2 is an exploded view of the structure of embodiment 1 of the present utility model;
FIG. 3 is a view showing an initial state of the upper plate in embodiment 1 of the present utility model;
FIG. 4 is a state diagram of the upper plate in the embodiment 1 of the present utility model when the upper elevation angle is maximum;
fig. 5 is a state diagram showing the case where the depression angle of the upper plate is maximum in embodiment 1 of the present utility model;
FIG. 6 is a diagram showing an initial state of the middle plate in embodiment 1 of the present utility model;
FIG. 7 is a state diagram showing the middle plate in the embodiment 1 of the present utility model when the right angle is maximum;
fig. 8 is a state diagram of the middle plate in embodiment 1 of the present utility model when the left angle is maximum.
Reference numerals illustrate:
1. a bottom plate; 11. a bump; 2. a middle plate; 21. a notch groove; 22. a first fastening hole; 23. a first fastening screw; 24. a third nut groove; 3. an upper plate; 31. installing a station; 32. a second fastening hole; 33. a second fastening screw; 4. a first hinge shaft; 5. a first adjustment member; 6. a first elastic member; 7. a second hinge shaft; 8. a second adjusting member; 9. and a second elastic member.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.
Example 1:
Referring to fig. 1-8, the present embodiment provides an optical axis adjusting mechanism, which includes a bottom plate 1, a middle plate 2 and an upper plate 3, wherein the middle plate 2 is located above the bottom plate 1, the middle plate 2 is hinged with the bottom plate 1 through a first hinge shaft 4, the first hinge shaft 4 vertically penetrates into the middle plate 2 from the bottom of the bottom plate 1, specifically, a first nut groove is formed in the bottom of the middle plate 2, and a nut for fastening the first hinge shaft 4 is located in the first nut groove; the middle plate 2 is provided with a notch groove 21, the top of the bottom plate 1 is provided with a convex block 11 in a protruding mode, and the convex block 11 is arranged corresponding to the notch groove 21; a first adjusting piece 5 is connected between the middle plate 2 and the bottom plate 1, the first adjusting piece 5 penetrates into the side wall of the notch groove 21 from the lug 11 along the horizontal direction, the first adjusting piece 5 can be telescopically adjusted along the axial direction of the first adjusting piece, a first elastic piece 6 is further arranged between the lug 11 and the side wall of the notch groove 21, and the elastic telescopic direction of the first elastic piece 6 is parallel to the adjusting direction of the first adjusting piece 5; in this embodiment, the first adjusting member 5 is a first adjusting screw, the first elastic member 6 is a first spring, the first spring is sleeved on the first adjusting screw, the first adjusting screw is in threaded connection with the middle plate 2, and the first adjusting screw is in threaded connection with the bottom plate 1, by tightening or loosening the first adjusting screw, the middle plate 2 can be left-turned or right-turned on the upper end surface of the bottom plate 1, the rotating shaft is a first hinge shaft 4, and when the middle plate 2 is left-turned or right-turned, the first spring can be compressed or stretched.
In order to fix the middle plate 2 in the left-right direction, the top of the middle plate 2 is provided with a first fastening hole 22 penetrating vertically, a movable space is reserved in the left-right rotation direction of the middle plate 2 in the first fastening hole 22, a first fastening screw 23 is vertically screwed into a threaded hole of the bottom plate 1 downwards from the first fastening hole 22, when the head of the first fastening screw 23 abuts against the upper end face of the middle plate 2, the middle plate 2 can be clamped and fixed between the head of the first fastening screw 23 and the bottom plate 1, the middle plate 2 is prevented from freely rotating left and right, specifically, the bottom of the bottom plate 1 is provided with a second nut groove for accommodating a first fastening nut, and after the first fastening screw 23 is vertically screwed into the bottom plate 1 downwards, the bottom of the bottom plate 1 is fastened and connected with the first fastening nut, so that the middle plate 2 can be more firmly fixed.
The upper plate 3 is positioned above the middle plate 2, the upper plate 3 is provided with a mounting station 31, the mounting station 31 is a mounting hole, and a lens can be mounted on the mounting station 31; the upper plate 3 is an inverted U-shaped plate, the side wings of the U-shaped plate are attached to the side walls of the middle plate 2, the upper plate 3 and the middle plate 2 are hinged through a second hinge shaft 7, the second hinge shaft 7 penetrates through the upper plate 3 along the thickness direction of the side wings of the U-shaped plate and penetrates into the middle plate 2, in the embodiment, two second hinge shafts 7 are arranged coaxially, the two second hinge shafts 7 penetrate into the middle plate 2 from two sides of the upper plate 3 respectively, a third nut groove 24 is formed in the upper end face of the middle plate 2, and nuts for fastening the second hinge shafts 7 are located in the third nut groove 24; a second adjusting piece 8 is connected between the upper plate 3 and the bottom plate 1, the second adjusting piece 8 vertically penetrates through the middle plate 2 and the upper plate 3 upwards from the bottom of the bottom plate 1, the second adjusting piece 8 can be adjusted in a telescopic mode along the vertical direction, a second elastic piece 9 is connected between the upper plate 3 and the middle plate 2, and the elastic telescopic direction of the second elastic piece 9 is parallel to the adjusting direction of the second adjusting piece 8; in this embodiment, the second adjusting member 8 is a second adjusting screw, the second elastic member 9 is a second spring, the second spring is sleeved on the second adjusting screw, the second adjusting screw is in threaded connection with the upper plate 3, and the second adjusting screw is in threaded connection with the middle plate 2, by tightening or loosening the second adjusting screw, the upper plate 3 can be tilted upward or downward relative to the middle plate 2, the rotation shaft is a second hinge shaft 7, and when the upper plate 3 is tilted upward or downward, the second spring can be compressed or stretched.
In order to fix the upper plate 3 in the pitch direction, the side wings of the upper plate 3 are provided with second fastening holes 32 penetrating horizontally, the second fastening holes 32 leave a movable space in the pitch rotation direction of the upper plate 3, second fastening screws 33 are horizontally screwed into screw holes in the side walls of the middle plate 2 from the second fastening holes 32, the second fastening screws 33 are arranged in parallel with the second hinge shaft 7, and the second fastening screws 33 are arranged in parallel with the first adjusting member 5, when the heads of the second fastening screws 33 abut against the outer wall surfaces of the side wings of the upper plate 3, the upper plate 3 can be clamped and fixed between the heads of the second fastening screws 33 and the middle plate 2, and the upper plate 3 is prevented from freely rotating in the pitch direction, specifically, two second fastening screws 33 are provided, which are respectively located on both sides of the upper plate 3.
The working principle of the embodiment is as follows:
By tightening or loosening the first adjusting screw, the middle plate 2 is turned left or right on the upper end surface of the bottom plate 1, so that the rotation angle of the lens mounted on the upper plate 3 in the left-right direction is adjusted, the rotation shaft is the first hinge shaft 4, and when the middle plate 2 is turned left or right, the first spring is compressed or stretched, so that the impact caused by manual adjustment is buffered, and then the first fastening screw 23 is tightened, so that the middle plate 2 is prevented from freely turning left or right.
By tightening or loosening the second adjusting screw, the upper plate 3 is tilted upward or downward with respect to the middle plate 2, thereby adjusting the rotation angle of the lens mounted on the upper plate 3 in the pitch direction, the rotation axis is the second hinge shaft 7, and when the upper plate 3 is tilted upward or downward, the second spring is compressed or stretched, thereby buffering the impact caused by the manual adjustment, and then tightening the second fastening screw 33, preventing the upper plate 3 from freely rotating in the pitch direction.
Therefore, the angle of the lens in the left-right direction and the pitching direction is adjusted, so that the angle of the lens can meet the requirement of consistency of the optical axis of the photoelectric equipment
Example 2:
the present embodiment provides a monitoring device including a lens and an optical axis adjusting mechanism of embodiment 1, wherein the lens is mounted on a mounting station 31 of an upper plate 3.
According to embodiment 1, the rotation angle of the lens in the left-right direction is adjusted by tightening or loosening the first adjusting screw; the second adjusting screw is screwed or loosened, so that the rotation angle of the lens in the pitching direction is adjusted, the requirement of consistency of the optical axis is met, and the monitoring equipment achieves good use effect.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an optical axis adjustment mechanism, includes bottom plate (1), and characterized in that, bottom plate (1) top is equipped with medium plate (2), articulates through first articulated shaft (4) between medium plate (2) and bottom plate (1), and first articulated shaft (4) are vertical to be set up, and threaded connection has first fastening screw (23) between medium plate (2) and bottom plate (1), and first fastening screw (23) are vertical to be set up; an upper plate (3) is arranged above the middle plate (2), the upper plate (3) is provided with a mounting station (31), and a lens can be mounted on the mounting station (31); the upper plate (3) is hinged to the middle plate (2) through a second hinge shaft (7), the second hinge shaft (7) is horizontally arranged, a second fastening screw (33) is connected between the upper plate (3) and the middle plate (2) in a threaded mode, the second fastening screw (33) is horizontally arranged, and the second fastening screw (33) is parallel to the second hinge shaft (7).
2. An optical axis adjusting mechanism according to claim 1, characterized in that a first adjusting member (5) is connected between the middle plate (2) and the bottom plate (1), the first adjusting member (5) is horizontally arranged, one end of the first adjusting member (5) is connected with the middle plate (2), the other end is connected with the bottom plate (1), and the first adjusting member (5) can be telescopically adjusted along the horizontal direction.
3. An optical axis adjusting mechanism according to claim 2, characterized in that a first elastic member (6) is connected between the middle plate (2) and the bottom plate (1), and the elastic expansion and contraction direction of the first elastic member (6) is parallel to the adjusting direction of the first adjusting member (5).
4. An optical axis adjusting mechanism according to claim 3, characterized in that the first adjusting member (5) is a first adjusting screw, the first adjusting screw is in threaded connection with the middle plate (2), the first adjusting screw is in threaded connection with the bottom plate (1), the first elastic member (6) is a first spring, and the first spring is sleeved on the first adjusting screw.
5. An optical axis adjusting mechanism according to claim 3, wherein the top of the bottom plate (1) is provided with a protruding block (11) in a protruding manner, the middle plate (2) is provided with a notch groove (21), the protruding block (11) is arranged corresponding to the notch groove (21), the first adjusting member (5) penetrates into the side wall of the notch groove (21) from the protruding block (11) along the horizontal direction, and the first elastic member (6) is arranged between the protruding block (11) and the notch groove (21).
6. An optical axis adjusting mechanism according to claim 1, characterized in that a second adjusting member (8) is connected between the upper plate (3) and the bottom plate (1), the second adjusting member (8) is vertically arranged, one end of the second adjusting member (8) is connected with the upper plate (3), the other end is connected with the middle plate (2), and the second adjusting member (8) can be telescopically adjusted along the vertical direction.
7. An optical axis adjusting mechanism according to claim 6, characterized in that a second elastic member (9) is connected between the upper plate (3) and the middle plate (2), and the elastic expansion and contraction direction of the second elastic member (9) is parallel to the adjusting direction of the second adjusting member (8).
8. An optical axis adjusting mechanism according to claim 7, characterized in that the second adjusting member (8) is a second adjusting screw, the second adjusting screw is in threaded connection with the upper plate (3), the second adjusting screw is in threaded connection with the middle plate (2), the second elastic member (9) is a second spring, and the second spring is sleeved on the second adjusting screw.
9. An optical axis adjusting mechanism according to claim 1, wherein the upper plate (3) is a U-shaped plate, the side wings of the U-shaped plate are attached to the side walls of the middle plate (2), the second hinge shaft (7) penetrates the upper plate (3) and the middle plate (2) in the thickness direction of the side wings of the U-shaped plate, and the second fastening screw (33) penetrates the upper plate (3) and the middle plate (2) in the thickness direction of the side wings of the U-shaped plate.
10. A monitoring device comprising a lens and an optical axis adjustment mechanism as claimed in any one of claims 1 to 9, the lens being mounted on a mounting station (31) of the upper plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322658515.8U CN220961960U (en) | 2023-09-28 | 2023-09-28 | Optical axis adjusting mechanism and monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322658515.8U CN220961960U (en) | 2023-09-28 | 2023-09-28 | Optical axis adjusting mechanism and monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220961960U true CN220961960U (en) | 2024-05-14 |
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ID=91011357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322658515.8U Active CN220961960U (en) | 2023-09-28 | 2023-09-28 | Optical axis adjusting mechanism and monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220961960U (en) |
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2023
- 2023-09-28 CN CN202322658515.8U patent/CN220961960U/en active Active
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