CN110763343A - Refrigeration thermal imager - Google Patents
Refrigeration thermal imager Download PDFInfo
- Publication number
- CN110763343A CN110763343A CN201911044907.7A CN201911044907A CN110763343A CN 110763343 A CN110763343 A CN 110763343A CN 201911044907 A CN201911044907 A CN 201911044907A CN 110763343 A CN110763343 A CN 110763343A
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- plate
- middle plate
- adjusting screw
- upper plate
- adjusting
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 57
- 230000003287 optical effect Effects 0.000 abstract description 8
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The invention provides a refrigeration thermal imager which comprises a bottom plate, a middle plate and an upper plate, wherein a middle plate adjusting and fixing assembly is arranged on the bottom plate, an upper plate adjusting and fixing assembly is arranged on the middle plate, the middle plate adjusting and fixing assembly comprises a middle plate adjusting screw, the axis of the middle plate adjusting screw is parallel to the bottom plate, the middle plate adjusting screw is in threaded connection with the middle plate, a channel for the middle plate adjusting screw to penetrate through is arranged on the bottom plate, the middle plate adjusting screw can rotate around the axis of the middle plate adjusting screw and keeps the relative position with the bottom plate unchanged, the upper plate adjusting and fixing assembly comprises an upper plate adjusting screw, the axis of the upper plate adjusting screw is perpendicular to the middle plate, the upper plate adjusting screw is in threaded connection with the upper plate, a vertical plate is arranged on. The invention solves the problem that the optical axis of the refrigeration lens does not correspond to the center of the target surface of the refrigeration detector in the prior art through the ingenious design of the refrigeration thermal imager.
Description
Technical Field
The invention relates to the field of thermal imagers, in particular to a refrigeration thermal imager.
Background
The refrigeration thermal imager is composed of a refrigeration lens and a refrigeration detector, when the refrigeration thermal imager monitors and observes an object, the object is found in a wide angle (large view field), and if the object is required to be seen clearly, the object is required to be pushed to a target direction (small view field) through variable-power focusing (continuous zooming) of the refrigeration lens to be amplified. The target surface center of the refrigeration detector is ensured to be positioned on the extension line of the optical axis of the refrigeration lens, so that the target is always positioned in the monitoring picture. If the coaxiality of the refrigeration lens and the refrigeration detector is poor, the cross of the screen on the monitoring display is aligned with the target at the wide-angle end, and when the target is enlarged to the maximum on the monitoring display, the target is displayed outside the screen and is not completely displayed on the display, and the target can be directly deviated from the screen of the display. However, when the structural member of the refrigeration lens is assembled with the structural member of the refrigeration detector, the installation error is difficult to avoid, so that the target surface center of the refrigeration detector is difficult to be ensured to be positioned on the extension line of the optical axis of the refrigeration lens.
Disclosure of Invention
The invention provides a refrigeration thermal imager, which solves the problem that the optical axis of a refrigeration lens and the center of a target surface of a refrigeration detector do not correspond to each other in the prior art.
A refrigeration thermal imager comprises a bottom plate, a middle plate and an upper plate, wherein a middle plate adjusting and fixing assembly is arranged on the bottom plate, an upper plate adjusting and fixing assembly is arranged on the middle plate, the middle plate adjusting and fixing assembly comprises a middle plate adjusting screw, the axis of the middle plate adjusting screw is parallel to the bottom plate, the middle plate adjusting screw is in threaded connection with the middle plate, a channel for the middle plate adjusting screw to pass through is arranged on the bottom plate, the middle plate adjusting screw can rotate around the axis of the middle plate adjusting screw and keeps the relative position with the bottom plate unchanged, the upper plate adjusting and fixing assembly comprises an upper plate adjusting screw, the axis of the upper plate adjusting screw is perpendicular to the middle plate, the upper plate adjusting screw is in threaded connection with the upper plate, a vertical plate is arranged on the middle plate, a channel for the upper plate adjusting screw to pass through is arranged on the vertical plate, the upper plate adjusting screw can rotate, and the upper plate is provided with a refrigeration detector. The middle plate can move relative to the bottom plate in a horizontal direction, the upper plate can move relative to the middle plate in a vertical direction, the refrigeration lens is fixedly arranged on the bottom plate, and the refrigeration detector is fixedly arranged on the upper plate. The optical axes of the refrigeration lens and the refrigeration detector can be quickly and conveniently adjusted to be consistent, and the fixation is firm. The middle plate adjusting screw is clamped in the channel and can rotate by itself to keep the relative position with the bottom plate unchanged, the middle plate is driven by the screw thread to move in the horizontal direction, the spiral rotation of the screw thread is changed into linear motion to drive the middle plate to move horizontally, and the screw thread with smaller screw pitch is used to realize precise fine adjustment. The upper plate adjusting screw is clamped in the channel, can rotate by itself and keeps the relative position with the vertical plate unchanged, the upper plate is driven by the screw thread to move in the vertical direction, the screw rotation of the screw thread is changed into linear motion to drive the upper plate to vertically move, and the screw thread with smaller screw thread pitch is used to realize precise fine adjustment.
Further, the middle plate adjusting and fixing assembly further comprises a middle plate fastening screw for connecting the middle plate and the bottom plate, and the upper plate adjusting and fixing assembly further comprises an upper plate fastening screw for connecting the upper plate and the middle plate. The middle plate fastening screw is used for fastening and connecting the middle plate and the bottom plate after the position of the middle plate and the bottom plate is adjusted. The upper plate fastening screw is used for fastening and connecting the upper plate and the middle plate after the position adjustment of the upper plate and the middle plate is finished.
Furthermore, the medium plate comprises an adjusting block part, an adjusting groove is arranged on the bottom plate, the adjusting block part is positioned in the adjusting groove, and a channel for allowing a medium plate adjusting screw to pass through is arranged on the side wall of the adjusting groove.
Furthermore, the upper plate adjusting and fixing assembly further comprises an inclined block, the inclined block is connected with the middle plate in a sliding mode, an inclined block adjusting screw is connected to the inclined block in a threaded mode, a channel for the inclined block adjusting screw to penetrate through is formed in the middle plate, the inclined block adjusting screw can rotate around the axis of the inclined block adjusting screw and keeps the relative position of the inclined block adjusting screw and the vertical plate unchanged, an inclined plane matched with the inclined block is arranged on the lower side of the upper plate, and the inclined block is connected with the middle plate through an inclined block fastening screw. An included angle between one surface of the inclined block and the bottom surface of the inclined block is an acute angle, the inclined surface of the lower side of the upper plate is in contact with the inclined surface of the inclined block, and when the inclined block moves horizontally, the upper plate is pushed to move in the vertical direction, so that the upper plate rises. The upper plate adjustment screw is only used to lower the upper plate. When in use, the upper plate adjusting screw and the inclined block adjusting screw need to be adjusted simultaneously.
Furthermore, a groove is formed in the middle plate, the inclined block is located in the groove, and a channel for allowing an adjusting screw of the inclined block to penetrate through is formed in the wall of the groove.
Furthermore, the middle plate is provided with a limiting block for preventing the upper plate from moving in the moving direction of the oblique block. The limiting block is used for limiting the movement of the upper plate in the horizontal direction and preventing the upper plate from moving horizontally under the pushing of the inclined block.
Further, medium plate adjusting screw includes coaxial coupling's screw portion and polished rod portion, and the tip of polished rod portion is equipped with and keeps off the ring, and polished rod portion and screw portion juncture are equipped with and keep off the ring, upper plate adjusting screw includes coaxial coupling's screw portion and polished rod portion, and the tip of polished rod portion is equipped with and keeps off the ring, and polished rod portion and screw portion juncture are equipped with and keep off the ring, sloping block adjusting screw includes coaxial coupling's screw portion and polished rod portion, and the tip of polished rod portion is equipped with and keeps off the ring, and polished rod portion and screw portion juncture are equipped with and keep off the ring, polished rod portion is located in the passageway. The center of the target surface of the refrigeration detector can be positioned on the extension line of the optical axis of the refrigeration lens by adjusting the middle plate adjusting screw, the upper plate adjusting screw and the oblique block adjusting screw.
According to the technical scheme, the invention has the following advantages:
the middle plate can move relative to the bottom plate in a horizontal direction, the upper plate can move relative to the middle plate in a vertical direction, the refrigeration lens is fixedly arranged on the bottom plate, and the refrigeration detector is fixedly arranged on the upper plate. The optical axes of the refrigeration lens and the refrigeration detector can be quickly and conveniently adjusted to be consistent, and the fixation is firm.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a front view of the present invention with a refrigeration lens and a refrigeration probe mounted thereon.
Fig. 2 is a plan view of the present invention with a refrigeration lens and a refrigeration detector mounted thereon.
Fig. 3 is a right side view of the present invention with a refrigeration lens and a refrigeration detector mounted thereon.
Fig. 4 is a sectional view of a part of the structure and the refrigeration detector of the present invention.
FIG. 5 is a top view of a portion of the structure and refrigeration detector of the present invention.
Fig. 6 is a right side view of a portion of the structure and refrigeration probe of the present invention.
Fig. 7 is a perspective view of a vertical plate of the present invention.
Fig. 8 is a front view of an adjustment screw of the present invention.
1. The device comprises a bottom plate, 2, a middle plate, 3, an upper plate, 4, a middle plate adjusting screw, 5, an upper plate adjusting screw, 6, a vertical plate, 7, a middle plate fastening screw, 8, an upper plate fastening screw, 9, an oblique block, 10, an oblique block adjusting screw, 11, a limiting block, 12, a thread part, 13, a light rod part, 14, a baffle ring, 15, an oblique block fastening screw, 16, a refrigeration lens, 17 and a refrigeration detector.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
Example 1
A refrigeration thermal imager comprises a bottom plate 1, a middle plate 2 and an upper plate 3, wherein a middle plate 2 adjusting and fixing assembly is arranged on the bottom plate 1, an upper plate 3 adjusting and fixing assembly is arranged on the middle plate 2, the middle plate 2 adjusting and fixing assembly comprises a middle plate adjusting screw 4, the axis of the middle plate adjusting screw 4 is parallel to the bottom plate 1, the middle plate adjusting screw 4 is in threaded connection with the middle plate 2, a channel for the middle plate adjusting screw 4 to pass through is arranged on the bottom plate 1, the middle plate adjusting screw 4 can rotate around the axis and keeps the relative position with the bottom plate 1 unchanged, the upper plate 3 adjusting and fixing assembly comprises an upper plate adjusting screw 5, the axis of the upper plate adjusting screw 5 is perpendicular to the middle plate 2, the upper plate adjusting screw 5 is in threaded connection with the upper plate 3, a vertical plate 6 is arranged on the middle plate 2, a channel for the upper plate adjusting screw 5 to pass through is arranged on the vertical plate 6, the upper plate adjusting screw 5 can rotate, a refrigeration lens 16 is fixedly arranged on the bottom plate 1, and a refrigeration detector 17 is arranged on the upper part 3. The middle plate 2 can move relative to the bottom plate 1 in a horizontal direction, the upper plate 3 can move relative to the middle plate 2 in a vertical direction, the refrigeration lens is fixedly arranged on the bottom plate 1, and the refrigeration detector is fixedly arranged on the upper plate 3. The optical axes of the refrigeration lens and the refrigeration detector can be quickly and conveniently adjusted to be consistent, and the fixation is firm. Middle plate adjusting screw 4 card is in the passageway, can self rotation and keep the relative position with bottom plate 1 unchangeable, and its screw drives middle plate 2 and removes in the horizontal direction, and the spiral of screw rotates and becomes linear motion and drives middle plate 2 horizontal migration, uses the screw thread that the pitch is less, realizes accurate fine setting. The upper plate adjusting screw 5 is clamped in the channel, can rotate by itself and keeps unchanged with the relative position of the vertical plate 6, the screw thread drives the upper plate 3 to move in the vertical direction, the screw rotation of the screw thread is changed into linear motion to drive the upper plate 3 to vertically move, and the smaller screw thread of the screw pitch is used, so that precise fine adjustment is realized. The middle plate 2 adjusting and fixing component further comprises a middle plate fastening screw 7 for connecting the middle plate 2 and the bottom plate 1, and the upper plate 3 adjusting and fixing component further comprises an upper plate fastening screw 8 for connecting the upper plate 3 and the middle plate 2. The middle plate fastening screw 7 is used for fastening and connecting the middle plate 2 and the bottom plate 1 after the position adjustment of the two is completed. The upper plate fastening screw 8 is used for fastening and connecting the upper plate 3 and the middle plate 2 after the position adjustment of the two is completed. The middle plate 2 comprises an adjusting block part, an adjusting groove is arranged on the bottom plate 1, the adjusting block part is positioned in the adjusting groove, and a channel for the middle plate adjusting screw 4 to pass through is arranged on the side wall of the adjusting groove.
The upper plate 3 is adjusted fixed subassembly and is still included sloping block 9, sloping block 9 and medium plate 2 sliding connection, and threaded connection has sloping block adjusting screw 10 on the sloping block 9, is equipped with the passageway that supplies sloping block adjusting screw 10 to pass on the medium plate 2, and sloping block adjusting screw 10 can rotate and keep unchanged with vertical board 6 relative position around its axis, the 3 downside of upper plate is equipped with the inclined plane supporting with sloping block 9, sloping block 9 pass through sloping block fastening screw 15 with medium plate 2 is connected. An included angle between one surface of the inclined block 9 and the bottom surface of the inclined block is an acute angle, the inclined surface of the lower side of the upper plate 3 is in contact with the inclined surface of the inclined block 9, and when the inclined block 9 moves horizontally, the upper plate 3 is pushed to move in the vertical direction, so that the upper plate 3 rises. The upper plate adjustment screw 5 is used only to lower the upper plate 3. When in use, the upper plate adjusting screw 5 and the inclined block adjusting screw 10 need to be adjusted simultaneously. The middle plate 2 is provided with a groove, the inclined block 9 is positioned in the groove, and the wall of the groove is provided with a channel for the inclined block adjusting screw 10 to pass through. The middle plate 2 is provided with a limiting block 11 for preventing the upper plate 3 from moving in the moving direction of the inclined block 9. The limiting block 11 is used for limiting the movement of the upper plate 3 in the horizontal direction and preventing the upper plate from moving horizontally under the pushing of the inclined block 9. Middle plate adjusting screw 4 includes coaxial coupling's screw portion 12 and polished rod portion 13, and the tip of polished rod portion 13 is equipped with and keeps off ring 14, and polished rod portion 13 is equipped with and keeps off ring 14 with screw portion 12 junction, upper plate adjusting screw 5 includes coaxial coupling's screw portion 12 and polished rod portion 13, and the tip of polished rod portion 13 is equipped with and keeps off ring 14, and polished rod portion 13 is equipped with and keeps off ring 14 with screw portion 12 junction, sloping block adjusting screw 10 includes coaxial coupling's screw portion 12 and polished rod portion 13, and the tip of polished rod portion 13 is equipped with and keeps off ring 14, and polished rod portion 13 is equipped with and keeps off ring 14 with screw portion 12 junction, polished rod portion 13 is located in the passageway. The bottom plate 1 and the middle plate 2 are provided with tenon and groove structures for guiding the movement of the middle plate 2. The middle plate 2 is provided with a groove for accommodating the inclined block 9, and the inclined block 9 can move in the groove. A stop block matched with the limit block 11 is arranged at the lower side of the upper plate 3.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. 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 invention. Thus, the present invention 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 (7)
1. A refrigeration thermal imager is characterized by comprising a bottom plate (1), a middle plate (2) and an upper plate (3), wherein a middle plate adjusting and fixing component is arranged on the bottom plate (1), the middle plate adjusting and fixing component is arranged on the middle plate (2), the middle plate adjusting and fixing component comprises a middle plate adjusting screw (4), the axis of the middle plate adjusting screw (4) is parallel to the bottom plate (1), the middle plate adjusting screw (4) is in threaded connection with the middle plate (2), a channel for the middle plate adjusting screw (4) to pass through is arranged on the bottom plate (1), the middle plate adjusting screw (4) can rotate around the axis and keep the relative position with the bottom plate (1) unchanged, the upper plate adjusting and fixing component comprises an upper plate adjusting screw (5), the axis of the upper plate adjusting screw (5) is perpendicular to the middle plate (2), the upper plate adjusting screw (5) is in threaded connection with the upper plate (3), a vertical plate (6) is arranged on the middle plate (2), be equipped with the passageway that supplies upper plate adjusting screw (5) to pass on vertical board (6), upper plate adjusting screw (5) can rotate and keep unchangeable with vertical board (6) relative position around its axis, fixed mounting has refrigeration camera lens (16) on bottom plate (1), be equipped with refrigeration detector (17) on upper plate (3).
2. The refrigerated thermal imager according to claim 1, characterized in that the middle plate adjusting and fixing assembly further comprises a middle plate fastening screw (7) for connecting the middle plate (2) with the bottom plate (1), and the upper plate adjusting and fixing assembly further comprises an upper plate fastening screw (8) for connecting the upper plate (3) with the middle plate (2).
3. The refrigerated thermal imager according to claim 1, characterized in that the middle plate (2) comprises an adjusting block part, the bottom plate (1) is provided with an adjusting groove, the adjusting block part is located in the adjusting groove, and the side wall of the adjusting groove is provided with a passage for the middle plate adjusting screw (4) to pass through.
4. The refrigeration thermal imager according to claim 1, wherein the upper plate adjustment fixing assembly further comprises an inclined block (9), the inclined block (9) is slidably connected with the middle plate (2), an inclined block adjusting screw (10) is in threaded connection with the inclined block (9), a channel for the inclined block adjusting screw (10) to pass through is formed in the middle plate (2), the inclined block adjusting screw (10) can rotate around the axis of the inclined block adjusting screw and keeps the relative position of the inclined block adjusting screw and the vertical plate (6) unchanged, an inclined plane matched with the inclined block (9) is arranged on the lower side of the upper plate (3), and the inclined block (9) is connected with the middle plate (2) through an inclined block fastening screw (15).
5. A refrigerated thermal imager according to claim 4, characterized in that the middle plate (2) is provided with a groove in which the ramp (9) is located, the groove wall being provided with a passage for a ramp adjusting screw (10) to pass through.
6. A refrigerated thermal imager according to claim 4, characterized in that the middle plate (2) is provided with a stop block (11) for preventing the upper plate (3) from moving in the direction of movement of the ramp (9).
7. A refrigerated thermal imager according to any of claims 1-5, the middle plate adjusting screw (4) comprises a threaded part (12) and a polished rod part (13) which are coaxially connected, a baffle ring (14) is arranged at the end part of the polished rod part (13), the baffle ring (14) is arranged at the junction of the polished rod part (13) and the threaded part (12), the upper plate adjusting screw (5) comprises a threaded part (12) and a polished rod part (13) which are coaxially connected, a baffle ring (14) is arranged at the end part of the polished rod part (13), the baffle ring (14) is arranged at the junction of the polished rod part (13) and the threaded part (12), the inclined block adjusting screw (10) comprises a threaded portion (12) and a polished rod portion (13) which are coaxially connected, a baffle ring (14) is arranged at the end of the polished rod portion (13), the baffle ring (14) is arranged at the junction of the polished rod portion (13) and the threaded portion (12), and the polished rod portion (13) is located in the channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911044907.7A CN110763343A (en) | 2019-10-30 | 2019-10-30 | Refrigeration thermal imager |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911044907.7A CN110763343A (en) | 2019-10-30 | 2019-10-30 | Refrigeration thermal imager |
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| Publication Number | Publication Date |
|---|---|
| CN110763343A true CN110763343A (en) | 2020-02-07 |
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ID=69333208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911044907.7A Pending CN110763343A (en) | 2019-10-30 | 2019-10-30 | Refrigeration thermal imager |
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| Country | Link |
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| CN (1) | CN110763343A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112394535A (en) * | 2020-11-25 | 2021-02-23 | 天津津航技术物理研究所 | Multi-dimensional optical axis adjusting mechanism of refrigeration type zoom infrared camera |
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Application publication date: 20200207 |