Medical infrared thermal imaging instrument based on all-in-one machine structure
Technical field
The radiation pyrometry field with optical signature is the utility model is related to, is specially that one kind is based on all-in-one machine structure
Medical infrared thermal imaging instrument.
Background technology
The infra-red radiation that infrared thermal imagery system is used to send on object gathers the detector to sensitive for infrared radiation point by point
Above it is changed into electric signal, then electric signal is amplified again and is transformed into data signal, is synchronously believed with reference to caused by sweep mechanism
Number, the infrared radiation images for reconstructing object in computer with gray scale or pseudo-colours are input to, this image reflection is object
Heat distribution state, the sightless temperature information of object just becomes visual image by such infrared thermal imagery system.Cured in clinic
Infrared thermal imaging technique is applied in field, exactly shows the Temperature Distribution of human body with image format, so as to diagnosing and
Analyze disease.But at present in medical infrared regime, infrared thermography needs to be related to graphical analysis, report analysis, complexity
Interface requirements is, it is necessary to use computer system, therefore always in the way of block combiner, form the individual subsystem of a structure opening
System integrates, so that complete equipment is bulky, inconvenient for use.
Utility model content
The defects of in order to overcome prior art, there is provided a kind of volume compact, Infrared Therapy equipment easy to carry, this practicality
It is new to disclose a kind of Medical infrared thermal imaging instrument based on all-in-one machine structure.
The utility model reaches goal of the invention by following technical solution:
A kind of Medical infrared thermal imaging instrument based on all-in-one machine structure, including casing, it is characterized in that:Also include head, red
Outer camera, display screen, control unit and positioner,
Cabinet top is rotationally provided with head by rotary shaft, and infrared camera is fixed on head, and display screen is embedded in
On one block of side plate of casing, control unit is in casing, the electrical signal of infrared camera and the video letter of display screen
Number input all links control unit by signal wire;
Positioner is provided between casing and head, positioner includes ball grooves, detent ball, spring and locating slot,
The top surface of casing is provided with ball grooves, and the pivot of ball grooves and head does not coincide, and detent ball is embedded in ball by spring
In groove, the bottom surface of head is provided with least three locating slots, and locating slot is evenly distributed around the pivot of head, locating slot
The diameter of notch diameter and detent ball matches each other.
The described Medical infrared thermal imaging instrument based on all-in-one machine structure, it is characterized in that:Control unit selects industrial computer.
The described Medical infrared thermal imaging instrument based on all-in-one machine structure, it is characterized in that:Also include at least one set of reflective mirror,
Every group of reflective mirror is all made up of the first reflective mirror and the second reflective mirror;In every group of reflective mirror, the first reflective mirror and the second reflective mirror
It is oppositely arranged with minute surface, the perpendicular bisector of the first reflective mirror central point of each group reflective mirror and the second reflective mirror central point line is mutual
Overlap, each group reflective mirror is set gradually along the straight line where the perpendicular bisector;Infrared camera is located at the first reflective mirror central point
With one end of the perpendicular bisector of the second reflective mirror central point line, object to be imaged is located at the first reflective mirror and the second reflective mirror line
Perpendicular bisector the other end;First reflective mirror, the second reflective mirror and infrared camera this three mutual alignment as described below
It is determined that:
Using object to be imaged as light source, when infrared camera is just treating shooting object, infrared light that the light source is sent
Line is emitted directly toward infrared camera and is imaged;When infrared camera, which turns to, is directed at immediate second reflective mirror, the light
The infrared light that source is sent is successively through the first reflective mirror in closest object reflective mirror to be imaged, with second in group reflective mirror
Reflective mirror, the first reflective mirror in next group of reflective mirror, with the second reflective mirror in group reflective mirror, until closest to infrared photography
Infrared camera is injected again after the second mirror reflection in first reflective mirror of head reflective mirror and same group reflective mirror and is imaged.
The described thermal infrared imager cabin turned back based on light path, it is characterized in that:First reflective mirror and the second reflective mirror all select
With level crossing or total reflection prism.
The utility model in use, by the utility model in the cabin, casing, head, infrared camera, display screen and
Control unit is integral type structure, and infrared camera is aligned into object to be imaged(Usually patient), you can infrared image is obtained,
Rotary platform simultaneously drives infrared camera to rotate, and can obtain different visual fields, and positioner plays the role of positioning in rotation process.Such as
Multigroup reflective mirror is provided with simultaneously in cabin, then the infrared image of different size visual field can be obtained by rotating infrared camera.
The beneficial effects of the utility model are:Volume compact, it is easy to carry, it can realize that double-view field is taken the photograph with monoscopic camera lens
Picture, reduce the size requirements to cabin.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of positioner in the utility model;
Fig. 3 is that the bottom surface of head in the utility model is provided with the structural representation of locating slot;
Fig. 4 is the structural representation of reflective mirror and infrared camera in the utility model.
Embodiment
The utility model is further illustrated below by way of specific embodiment.
Embodiment 1
A kind of Medical infrared thermal imaging instrument based on all-in-one machine structure, including casing 1, head 2, infrared camera 3, display
Screen 4, control unit 5, positioner 6 and at least one set of reflective mirror 7, as shown in Figure 1 to 4, concrete structure is:
The top of casing 1 is rotationally provided with head 2 by rotary shaft, and infrared camera 3 is fixed on head 2, display screen 4
On one block of side plate of casing 1, control unit 5 is in casing 1, the electrical signal and display screen 4 of infrared camera 3
Video signal input terminal all pass through signal wire link control unit 5;
As shown in Figures 2 and 3:Positioner 6 is provided between casing 1 and head 2, positioner 6 includes ball grooves 61, determined
Position ball 62, spring 63 and locating slot 64, the top surface of casing 1 are provided with ball grooves 61, and the pivot of ball grooves 61 and head 2 is not
Coinciding, for detent ball 62 by spring 63 in ball grooves 61, the bottom surface of head 2 is provided with least 16 locating slots 64,
Locating slot 64 is evenly distributed around the pivot of head 2, and the notch diameter of locating slot 64 and the diameter of detent ball 62 are mutual
Matching.
As shown in Figure 4:Every group of reflective mirror 7 is all made up of the first reflective mirror 71 and the second reflective mirror 72;Every group of reflective mirror 7
In, the first reflective mirror 71 and the second reflective mirror 72 are oppositely arranged with minute surface, the central point of the first reflective mirror 71 of each group reflective mirror 7 and
The perpendicular bisector of the central point line of second reflective mirror 72 mutually coincides, each group reflective mirror 7 along the straight line where the perpendicular bisector successively
Set;Infrared camera 3 is located at one end of the perpendicular bisector of the central point of the first reflective mirror 71 and the central point line of the second reflective mirror 72,
Object 11 to be imaged is located at the first reflective mirror 71 and the other end of the perpendicular bisector of the line of the second reflective mirror 72;First reflective mirror 71,
The mutual alignment of this three of second reflective mirror 72 and infrared camera 3 is determined as follows:
It is light source with object 11 to be imaged, when infrared camera 3 is just treating shooting object 11, the light source is sent red
UV light is emitted directly toward infrared camera 3 and is imaged;When infrared camera 3 turns to immediate second reflective mirror 72 of alignment
When, infrared light that the light source is sent successively through closest to the first reflective mirror 71 in the reflective mirror 7 of object 11 to be imaged, same group
Second in the first reflective mirror 71 in the second reflective mirror 72, next group of reflective mirror 7, same group reflective mirror 7 in reflective mirror 7 is reflective
Mirror 72, until closest to the reflective mirror 7 of infrared camera 3 the first reflective mirror 71 and with group reflective mirror 7 in the second reflective mirror 72
Infrared camera 3 is injected after reflection again and is imaged.
In the present embodiment:Control unit 5 selects industrial computer, and the first reflective mirror 71 and the second reflective mirror 72 all select level crossing
Or total reflection prism.
The present embodiment is in use, the present embodiment is located in cabin 12, casing 1, head 2, infrared camera 3, display screen 4
It is integral type structure with control unit 5, infrared camera 3 is directed at object 11 to be imaged(Usually patient), you can obtain red
Outer image, rotary platform 2 simultaneously drive infrared camera 3 to rotate, can obtain different visual fields, and positioner 6 rises in rotation process
Positioning action.Multigroup reflective mirror 7 such as is provided with simultaneously in cabin 12, then different size visual field can be obtained by rotating infrared camera 3
Infrared image.
The present embodiment is in use, including small field of view shooting and the shooting of big visual field, i.e., by making infrared camera 3 in Fig. 4
Direction shown in four-headed arrow a rotates the purpose for reaching and changing shooting visual field, comprises the following steps that described:
It is light source with object 11 to be imaged when small field of view is shot, infrared camera 3 is just treated shooting object 11, it is described
The infrared light that light source is sent is emitted directly toward infrared camera 3 and is imaged, and completes small field of view shooting;
It is light source with object 11 to be imaged during big visual field shooting, infrared camera 3 is turned to the second reflective mirror of alignment
72, the infrared light that the light source is sent injects infrared take the photograph again after the reflection of the first reflective mirror 71 and the second reflective mirror 72 successively
As first 3 and it is imaged, completes big visual field shooting.