CN207457587U - Infrared imaging device - Google Patents
Infrared imaging device Download PDFInfo
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- CN207457587U CN207457587U CN201721588900.8U CN201721588900U CN207457587U CN 207457587 U CN207457587 U CN 207457587U CN 201721588900 U CN201721588900 U CN 201721588900U CN 207457587 U CN207457587 U CN 207457587U
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Abstract
The utility model is related to a kind of infrared imaging devices, and including adjustable focus infrared lens structure, the adjustable focus infrared lens structure includes：The lens barrel and mirror head outer shell being coaxially nested, the lens barrel is interior to have the first cavity；Fixed microscope group is arranged at described first cavity one end；Focusing microscope group is arranged in the first cavity of the lens barrel, can be in the lens barrel along the axial movement of lens barrel；The infrared imaging device further includes：Manual focusing ring；Magnet ring is embedded in the manual focusing ring；At least one hall sensor component is oppositely arranged with the magnet ring.Between the automatic focusing and manual focusing mode of the infrared imaging device independently of each other, focusing reliability higher.
Description
Technical field
The utility model is related to infrared imaging field more particularly to a kind of infrared imaging devices.
Background technology
Manual/auto focusing integral type infrared lens, refer to possess the infrared lens of manual focusing and automatic focusing function.
User can select manual focusing or automatic focusing pattern according to actual needs.Manual focusing mode is generally led to by manual focusing ring
It crosses transmission mechanism and drives focusing microscope group movement, and automatic focusing pattern generally drives focusing lens by focusing motor by transmission mechanism
Focusing purpose is realized in group movement.
Existing manual/auto focusing integral type infrared lens structure mainly includes manual focusing ring, cam mechanism, focusing
Microscope group, servomotor and gear drive etc..Manual focusing mode is that manually focusing ring drives focusing cam component one
It rises and rotates, focusing cam drives focusing microscope group to move axially, so as to fulfill focusing purpose；Automatic focusing pattern is servo electricity
Machine drives focusing cam to rotate by gear, and focusing cam drives focusing microscope group to be axially moved, so as to fulfill focusing purpose.
The principle of two kinds of focusing patterns is to be driven by mechanical Hard link, drives focusing microscope group axial movement and reaches the mesh of focusing
's.
The pattern conversion of such structure, manual focusing and automatic focusing has generally required switching mechanism, by manual focusing
Be changed to automatic focusing pattern or by automatic focusing pattern switching for manual focusing mode, it is necessary to first carry out pattern switching so that hand
Dynamic focusing ring or electromotion focusing motor disengage, and such design occupied space is larger, and mechanism is complicated, poor reliability.If do not make
With pattern switching mechanism, then under automatic focusing pattern manual focusing ring can be driven to rotate together, virtually increase power consumption, and
User holds or touches without knowing it manual focusing ring, may cause transmission mechanism or focusing motor damage；Equally,
Under manual focusing mode, also mechanical focusing motor and its gear mechanism can be driven to rotate together, for direct current generator
Passive idle running can be generated, and is then not allow to occur to dally to lead to not using stepper motor for stepper motor.Manual focusing
It is implicative of each other with both automatic focusings, easily generates operating trouble, reduce reliability.
Therefore, it is necessary to a kind of new infrared imaging devices to have adjustable focus infrared lens so that automatic focusing with adjusting manually
Between burnt pattern independently of each other.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of infrared imaging device, has the infrared mirror of adjustable focus
Header structure, improves focusing between the automatic focusing and manual focusing mode of the adjustable focus infrared lens structure independently of each other
Reliability.
To solve the above-mentioned problems, the utility model provides a kind of infrared imaging device, including adjustable focus infrared lens
Structure, the adjustable focus infrared lens structure include：The lens barrel and mirror head outer shell being coaxially nested, the lens barrel is interior to have the first sky
Chamber；Fixed microscope group, is arranged at described first cavity one end；Focusing microscope group is arranged in the first cavity of the lens barrel, Neng Gou
Along the axial movement of lens barrel in the lens barrel；The infrared imaging device further includes：Manual focusing ring；Magnet ring is embedded in described
In manual focusing ring；At least one hall sensor component is oppositely arranged with the magnet ring.
Optionally, processing chip is further included, is connected with the hall sensor component, for according to hall sensor component
The displacement of manual focusing ring and moving direction described in the detection signal identification sent, and send focusing instruction.
Optionally, further include：Infrared thermoviewer host is connected with the adjustable focus infrared lens structure, including：It is infrared into
As instrument fuselage and infrared detector module, the infrared detector module is located in the thermal infrared imager fuselage.
Optionally, there is the second cavity, the hall sensor component is located at described between the lens barrel and mirror head outer shell
In second cavity and/or the infrared thermoviewer fuselage.
Optionally, the manual focusing ring be arranged on the mirror head outer shell or the infrared thermoviewer fuselage on.
Optionally, elastic metal contacts are further included, positioned at the adjustable focus infrared lens structure and the infrared thermoviewer
Between fuselage, the electric signal being used to implement between the adjustable focus infrared lens structure and the infrared thermoviewer host transfers.
Optionally, at least one focusing motor is further included, for the focusing instruction sent according to the processing chip, control
The axial movement of the focusing microscope group and/or infrared detector module.
Optionally, the focusing motor is located in second cavity and/or infrared thermoviewer fuselage.
Optionally, the magnet ring includes multigroup spaced N poles magnetic element and S poles magnetic element.
Optionally, automatic focusing control assembly is further included, including control button, in control button described in user's operation
When, processing chip is sent a control signal to, the processing chip is made to send focusing instruction.
The manual focusing ring of the infrared imaging device of the utility model embeds magnet ring, and possesses set opposite with the magnet ring
The hall sensor component put, by the detection signal of hall sensor component can obtain manual focusing ring rotation direction and
Displacement so as to which focusing component be controlled to focus, realizes manual focusing.Due between hall sensor component and manual focusing ring
For contactless flexible connection, therefore also do not involve mutually between manual focusing ring and focus adjusting mechanism：Under automatic focusing pattern not
Manual focusing ring can be driven to move；Under manual focusing mode, motor rotation is focused and drive by sending focusing order-driven
Focusing microscope group moves, and so as to fulfill focusing, and indirect manually focusing ring drives focusing microscope group mobile and focuses, therefore can
To avoid mechanical focusing motor is driven passively to dally, thus the manual focusing of infrared imaging device and automatic focusing pattern without
It need to carry out pattern switching.Since both of which is mutual indepedent, undesired mode switching key or switching mechanism, so as to which simplification finishes
Structure designs, and occupied space is smaller, and reliability is high.And it is possible to be carried out at the same time the focusing of both of which, transported in any one mode
During dynamic, the operation of another pattern can be carried out at any time, manual focusing and automatic focusing are organically combined, and simplify multi-mode tune
Burnt operating process improves focusing rate and accuracy.
Description of the drawings
Fig. 1 is the structure diagram of the infrared imaging device of one specific embodiment of the utility model；
Fig. 2 to Fig. 3 is that the manual focusing ring of the infrared imaging device of one specific embodiment of the utility model and Hall pass
Relative position relation schematic diagram between sensor component；
Fig. 4 is the structure diagram of the infrared imaging device of one specific embodiment of the utility model；
Fig. 5 is the structure diagram of the infrared imaging device of one specific embodiment of the utility model.
Specific embodiment
It elaborates below in conjunction with the accompanying drawings to the specific embodiment of infrared imaging device provided by the utility model.
It please refers to Fig.1, is the structure diagram of the infrared imaging device of one specific embodiment of the utility model.
The infrared imaging device includes：Adjustable focus infrared lens structure 100 and infrared imaging host 200.
The adjustable focus infrared lens structure 100 includes：The lens barrel 101 and mirror head outer shell 102 being coaxially nested have first
Cavity 110；Fixed microscope group 111, is arranged at 110 one end of the first cavity in the lens barrel 101；Focusing microscope group 112 is arranged at described
It, can be in the lens barrel 101 along the axial movement of the first cavity 110 in first cavity 110 of lens barrel 101.
The infrared imaging device further includes：Manual focusing ring 130, for carrying out manual focusing.The tool of the utility model
In body embodiment, the manual focusing ring 130 is embedded with magnet ring 131, and the fixation of magnet ring 131 is embedded in the manual focusing
In ring 130, the manual focusing ring 130 can be followed to be rotated.
The infrared imaging device further includes at least one hall sensor component 121, opposite with the magnet ring 131 to set
It puts.In the specific embodiment, the infrared imaging device only includes a hall sensor component 121.When the magnet ring 131
When following the manual focusing ring 130 to be rotated, the hall sensor component 121 need not be contacted with the magnet ring 131,
Swing offset and the direction of rotation of the manual focusing ring 130 can be sensed by detecting 131 changes of magnetic field of magnet ring.
In other specific embodiments of the utility model, it can be set in the homonymy of the magnet ring 131 more than two
Hall sensor component 121, to obtain multigroup signal, reduce error.
In the specific embodiment, there is the second cavity 120 between the lens barrel 101 and mirror head outer shell 102.It is described manual
Focusing ring 130 is arranged on the mirror head outer shell 102, specifically the depressed area on the mirror head outer shell 102；It is described suddenly
You are arranged in the second cavity 120 in the mirror head outer shell 102 sensor module 121, with the magnetic outside the mirror head outer shell 102
Ring 131 is opposite.
It please refers to Fig.2 and Fig. 3, the relative position relation between manual focusing ring 130 and hall sensor component 121 shows
It is intended to, wherein, Fig. 2 is front view, and Fig. 3 is top view.
In the specific embodiment, the magnet ring 131 includes the extremely magnetic member of multigroup spaced N poles magnetic element and S
Part (only makees partially schematic mark) in Fig. 2.Spacing between adjacent N poles magnetic element and S poles magnetic element is identical, due to N poles
Magnetic element and S poles magnetic element have different magnetic field, and when magnet ring 131 rotates, N poles magnetic element and S are extremely magnetic
For element respectively by hall sensor component 121, the hall sensor component 121 is corresponding to sense N poles and S pole fields,
So as to which hall sensor component 121 will generate a series of pulse signal, magnet ring is obtained with according to the pulse signal
The direction of 131 rotations and displacement.
In other specific embodiments of the utility model, the magnet ring 131 can also possess other structures, such as only
Magnetic element including single polarity, but have at regular intervals between adjacent magnetic element, in this case, magnet ring 131 revolves
When turning, also hall sensor component 121 can be caused periodically to sense magnetic field signal, so as to generate pulse signal, so as to feel
Answer the direction and displacement that magnet ring 131 rotates.
In the specific embodiment, the infrared imaging device further includes infrared thermoviewer host 200, with the adjustable focus
Infrared lens structure 100 connects.Specifically, the infrared thermoviewer host 200 and the adjustable focus infrared lens structure 100 it
Between connected by lens mount 140.The infrared thermoviewer host 200 includes：Infrared thermoviewer fuselage 201 and infrared detector group
Part 202, the infrared detector module 202 are located in the thermal infrared imager fuselage 201.The adjustable focus infrared lens structure
Then 100 infrared signal transmissions obtained are imaged to the infrared detector module 202.
It please refers to Fig.4, in other specific embodiments of the utility model, the hall sensor component 121' may be used also
It is opposite with the magnet ring 131 to be located in the infrared thermoviewer fuselage 201.It, can be in institute in other specific embodiments
It states in infrared thermoviewer fuselage 201 and the adjustable focus infrared lens structure 100 and is respectively provided at least one Hall sensor group
Part.
In another specific embodiment of the utility model, the manual focusing ring 130 can also be arranged at described red
On the infrared thermoviewer fuselage 201 of outer imager host 200.
Please continue to refer to Fig. 1, the infrared imaging device further includes elastic metal contacts 123, red positioned at the adjustable focus
Between outer lens construction 100 and the infrared thermoviewer fuselage 201, be used to implement the adjustable focus infrared lens structure 100 with
Electric signal between the infrared thermoviewer host 200 transfers.
The infrared imaging device further includes a processing chip (not shown), with the hall sensor component 121
Connection, the processing chip can be arranged in the adjustable focus infrared lens structure 100, with the hall sensor component
121 are directly connected to；It can also be arranged in the infrared imaging host 200, be realized by the elastic metal contacts 123 described
Hall sensor component 121 and the electric signal of processing chip transfer.The processing chip is used for according to hall sensor component 121
The displacement of manual focusing ring and moving direction described in the detection signal identification sent, and send focusing instruction.The processing chip
Not only can manual focusing instruction be sent according to the detection signal of the hall sensor component 121, it can also be in automatic focusing
Under pattern, automatic focusing instruction is sent.
In order to realize focusing purpose, the infrared imaging device further includes at least one focusing motor 122, the focusing electricity
Machine 122 is connected with the processing chip, for the focusing instruction sent according to the processing chip, is focused.It specifically, should
In specific embodiment, the focusing motor 122 is arranged in the second cavity 120 of the adjustable focus infrared lens structure 100,
It is connected by a drive link 1221 with the focusing microscope group 112, for according to the focusing of processing chip instruction control
The axial movement of focusing microscope group, so as to fulfill focusing.It, can be in the adjustable focus infrared lens in other specific embodiments
More than two focusing motors 122 are set in structure, in second cavity 120, for controlling the shifting of focusing microscope group 112
It is dynamic.
The rotation direction and displacement information of manual focusing ring 130 are transferred to processing chip by hall sensor component 121,
Focusing motor 122 is controlled to carry out focusing control again by processing chip.The rotation of manual focusing ring 130 is transferred to focusing motor 122
Movement between be contactless flexible connection, the two does not involve mutually.
In another specific embodiment of the utility model, it can also be set in the infrared thermoviewer fuselage 201
More than one focusing motor is connected with the infrared detector module 202, for controlling the infrared detector module 202
Movement, the purpose of focusing can be equally realized by the movement for controlling the infrared detector module 202.
It, can also be in infrared thermoviewer fuselage 201 and adjustable in another specific embodiment of the utility model
Burnt infrared lens structure 100 is respectively provided with focusing motor, and infrared detector module 202 and focusing microscope group 112 are controlled respectively
System, to realize focusing purpose.
Fig. 5 is refer to, is the structure diagram of the infrared imaging device of another specific embodiment of the utility model.
In the specific embodiment, manual focusing ring 130 is arranged in adjustable focus infrared structure 100, in the adjustable focus
Hall sensing component 121 is set in second cavity 120 of infrared lens structure 100, and in the infrared thermoviewer fuselage 201
It is interior to set in another hall sensing component 121'.During user's manual focusing, rotation manual focusing ring 130, it is described suddenly
That sensory package 121,121' generate detection signal, are transmitted to processing chip, by the processing to two groups of signals, can improve
The accuracy of focusing.
Also, focusing motor 122 is provided in the adjustable focus infrared lens structure 100, is connected by drive link 1221
Focusing microscope group 112 is connected to, for controlling the axial movement of the focusing microscope group 112；It is set in the infrared thermoviewer fuselage 201
Focusing motor 122' is equipped with, the infrared detector module 202 is connected to by drive link 1221', it is described infrared for controlling
The axial movement of detector assembly 202.Processing chip can send and adjust to the focusing motor 122 and focusing motor 122' respectively
Coke instruction, it is real to control the axial movement of the axial movement of the focusing microscope group 112 and infrared detector module 202 respectively
Now focus.
In a specific embodiment of the utility model, the infrared imaging device is provided simultaneously with manual focusing and oneself
Dynamic focusing function.Manual focusing is realized by rotating the manual focusing ring 130；The infrared imaging device further includes automatic tune
Burnt control assembly, including a control button, in control button described in user's operation, sending a control signal to processing core
Piece makes the processing chip send automatic focusing and instructs to motor of focusing, so as to fulfill automatic focusing.
Be transferred to due to the rotation of manual focusing ring 130 between the movement of focusing motor 122 be it is contactless it is flexible even
It connects, does not involve mutually between manual focusing ring 130 and focusing motor 122：Manual focusing ring will not be driven to transport under automatic focusing pattern
It is dynamic；Under manual focusing mode, by sending focusing order-driven focusing motor rotate that focusing microscope group movement is driven to be adjusted
Coke, and indirect manually focusing ring drives focusing microscope group mobile and focuses, therefore focusing can be driven to avoid mechanical
Motor passively dallies, generate passive idle running for the direct current generator or stepper motor of automatic focusing, therefore manual focusing and
Automatic focusing pattern need not carry out pattern switching.Since both of which is mutual indepedent, undesired mode switching key or switching machine
Structure, so as to simplify structure design, occupied space is smaller, and reliability is high.And it is possible to the focusing of both of which is carried out at the same time,
In any one mode motion process, the operation of another pattern can be carried out at any time, for example, under automatic focusing pattern, used
Family can carry out auxiliary fine tuning using manual focusing ring, and manual focusing and automatic focusing are organically combined, and simplify multi-mode focusing
Operating process, improve focusing rate and accuracy.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
Art personnel on the premise of the utility model principle is not departed from, can also make several improvements and modifications, these improvements and modifications
Also it should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of infrared imaging device, including adjustable focus infrared lens structure, the adjustable focus infrared lens structure includes：
The lens barrel and mirror head outer shell being coaxially nested, the lens barrel is interior to have the first cavity；
Fixed microscope group, is arranged at described first cavity one end；
Focusing microscope group is arranged in the first cavity of the lens barrel, can be in the lens barrel along the axial movement of lens barrel；
It is characterized in that, the infrared imaging device further includes：
Manual focusing ring；
Magnet ring is embedded in the manual focusing ring；
At least one hall sensor component is oppositely arranged with the magnet ring.
2. infrared imaging device according to claim 1, which is characterized in that further include processing chip, passed with the Hall
Sensor component connects, for the displacement and shifting of manual focusing ring described in the detection signal identification that is sent according to hall sensor component
Dynamic direction, and send focusing instruction.
3. infrared imaging device according to claim 2, which is characterized in that further include：Infrared thermoviewer host, it is and described
Adjustable focus infrared lens structure connects, including：Infrared thermoviewer fuselage and infrared detector module, the infrared detector module
In the thermal infrared imager fuselage.
4. infrared imaging device according to claim 3, which is characterized in that have the between the lens barrel and mirror head outer shell
Two cavitys, the hall sensor component are located in second cavity and/or the infrared thermoviewer fuselage.
5. infrared imaging device according to claim 3, which is characterized in that the manual focusing ring is arranged at the camera lens
On shell or on the infrared thermoviewer fuselage.
6. infrared imaging device according to claim 3, which is characterized in that elastic metal contacts are further included, positioned at described
Between adjustable focus infrared lens structure and the infrared thermoviewer fuselage, the adjustable focus infrared lens structure and institute are used to implement
The electric signal stated between infrared thermoviewer host transfers.
7. infrared imaging device according to claim 4, which is characterized in that further include at least one focusing motor, be used for
The focusing sent according to the processing chip instructs, and controls the axial movement of the focusing microscope group and/or infrared detector module.
8. infrared imaging device according to claim 7, which is characterized in that the focusing motor is located at second cavity
And/or in infrared thermoviewer fuselage.
9. infrared imaging device according to claim 1, which is characterized in that the magnet ring includes multigroup spaced N
Pole magnetic element and S poles magnetic element.
10. infrared imaging device according to claim 2, which is characterized in that automatic focusing control assembly is further included, including
Control button in control button described in user's operation, sending a control signal to processing chip, sends out the processing chip
Go out focusing instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721588900.8U CN207457587U (en) | 2017-11-24 | 2017-11-24 | Infrared imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721588900.8U CN207457587U (en) | 2017-11-24 | 2017-11-24 | Infrared imaging device |
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| Publication Number | Publication Date |
|---|---|
| CN207457587U true CN207457587U (en) | 2018-06-05 |
Family
ID=62277374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721588900.8U Active CN207457587U (en) | 2017-11-24 | 2017-11-24 | Infrared imaging device |
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| CN (1) | CN207457587U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703599A (en) * | 2017-11-24 | 2018-02-16 | 浙江大立科技股份有限公司 | Infrared imaging device |
| CN110501797A (en) * | 2019-09-20 | 2019-11-26 | 合肥英睿系统技术有限公司 | An infrared lens device that can automatically detect and identify the field of view |
| CN111818266A (en) * | 2020-07-16 | 2020-10-23 | 深圳传音控股股份有限公司 | Image display method, image pickup apparatus, image display apparatus, and readable storage medium |
-
2017
- 2017-11-24 CN CN201721588900.8U patent/CN207457587U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703599A (en) * | 2017-11-24 | 2018-02-16 | 浙江大立科技股份有限公司 | Infrared imaging device |
| CN110501797A (en) * | 2019-09-20 | 2019-11-26 | 合肥英睿系统技术有限公司 | An infrared lens device that can automatically detect and identify the field of view |
| CN111818266A (en) * | 2020-07-16 | 2020-10-23 | 深圳传音控股股份有限公司 | Image display method, image pickup apparatus, image display apparatus, and readable storage medium |
| CN111818266B (en) * | 2020-07-16 | 2022-07-29 | 深圳传音控股股份有限公司 | Image display method, image pickup apparatus, image display apparatus, and readable storage medium |
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