CN201007780Y

CN201007780Y - Lens structure of nail twig blood microcirculation detecting machine

Info

Publication number: CN201007780Y
Application number: CNU2007200022133U
Authority: CN
Inventors: 高明忠
Original assignee: KOWA OPTICS CORP
Current assignee: KOWA OPTICS CORP
Priority date: 2007-01-10
Filing date: 2007-01-10
Publication date: 2008-01-16
Anticipated expiration: 2017-01-10

Abstract

The utility model relates to a lens structure of a checking machine of a nail periphery (corslet) blood microcirculation, which comprises a light guide cover, a light source circuit board, a drawtube and a lens mount. When checking the nail periphery blood microcirculation, the light source circuit board is arranged in the light guide cover, and the light guide cover is capable of being rotated and transposed with the lens mount in a same shaft, thereby when a focusing is regulated to a needed position, the light source is also projected to the position, and the operation is very simple. When checking, if reflective spots exist and can directly turn the light guide cover, four high brightness white-light light emitting diodes of the light source circuit board which are arranged by the light guide cover also rotates with the light guide cover, thereby a projection angle of light is capable of being changed, a focusing and a hotspot of an imaging are not capable of being changed, the reflective spots are easily avoided, even no reflection exist. Therefore, as far as to operators, the adjustment to avoid the reflective spots is easy, and the checking is capable of being accurately completed in a short time.

Description

The lens construction of nail peripheral blood microcirculation machines

Technical field

The utility model relates to nail tip (armour) blood microcirculation machines, more specifically, is the lens construction about a kind of nail peripheral blood microcirculation machines.

Background technology

Nail tip (armour) blood microcirculation machines be mainly used in observe microvascular blood circulation dynamically and wall of micrangium whether normal, with reference as the judgement health status.This machines is when detecting, and detected finger position must drip the bigger oil of upper surface tension force earlier with the enhancing light transmission, thereby can be clear that the blood microcirculation of nail tip when detecting.Yet as shown in Figure 1, its light conducting lamp 81 is to be located on the swivel mount 82, swivel mount 82 is then revolved the periphery of being located at camera lens 9 and is presented rotatable state by its opposite side 821, so light conducting lamp 81 and camera lens 9 disalignments, but is projeced into tested nail with the sidelight source.When the oil dripping portion of nail produces reflective spot when detecting, though rotatable accent moves light conducting lamp 81 to avoid the influence of reflective spot, but owing to only about 1 millimeter of its effective viewing area, therefore be difficult to be transferred to look-out station accurately, adjust to when having avoided reflective spot when it probably, its focal point and imaging focusing point have been run away again, therefore need adjustment operation repeatedly, quite lose time, bring sizable puzzlement to the tester.

Summary of the invention

The purpose of this utility model just is to improve the above-mentioned shortcoming and defect of existing nail tip (armour) blood microcirculation machines, thereby a kind of lens construction of nail peripheral blood microcirculation machines is provided.

The lens construction of a kind of nail peripheral blood microcirculation machines that the utility model provides, wherein this machines comprises support, XY axle mobile platform, camera, camera lens, the height elevating bracket, LCD, the finger bracket, the XY axle moves the adjustment set of knobs, the lift adjustment set of knobs, wherein this finger bracket is located at the top of XY axle mobile platform, camera then is fixedly arranged on the height elevating bracket, and wherein the below of this camera has two locating slots, one side of two conductive poles of camera lens is inserted this locating slot and is rotated and the connection location, and a side of this two conductive pole respectively with camera in two conducting terminals contact conducting, it is characterized in that this camera lens comprises:

Revolve the light-guiding shade of being located at the lens mount below, this light-guiding shade has axial slots, connects a circuit of light sources plate in this axial slots, and the bottom of this light-guiding shade has less slotted eye position;

The circuit of light sources plate, be distributed with several high-brightness LEDs, and be located in the light-guiding shade, this circuit of light sources plate also has axial through bore, and this circuit of light sources plate is provided with two conductor wires in addition, is connected by the opposite side of two set conductive poles of the other end of conductor wire and lens mount respectively and contacts conducting;

Lens barrel is connected in lens mount;

Lens mount, below revolve establishes light-guiding shade, and this lens mount is provided with two conductive poles, makes this two conductive pole stretch out its top and bottom respectively, and the below of this lens mount also connects lens barrel.

Adopt lens construction of the present utility model, when carrying out the detection of nail tip (armour) blood microcirculation, because the circuit of light sources plate is to be located in the light-guiding shade, and light-guiding shade can be done coaxial rotation with lens mount and transfers and move, therefore be transferred to desired location when focusing, light source also throws and puts in place, and is simple to operate; When if reflective spot is arranged, can directly tune light-guiding shade, make the also rotation thereupon of high-brightness LED of the set circuit of light sources plate of light-guiding shade, and then can change the projectional angle of light, and do not change over the focusing and the focal point of picture again, thereby be easy to avoid reflective spot, and the imaging position does not change yet, therefore with regard to the tester, the adjustment of avoiding reflective spot is easy, and can finish detection in the short period of time preparatively.

Description of drawings

Fig. 1 is a three-dimensional combination figure of commonly using camera, camera lens and the light conducting lamp of nail peripheral blood microcirculation machines.

Fig. 2 is the three-dimensional exploded view of the two conductive pole unassembled state of the utility model embodiment.

Fig. 3 is the three-dimensional combination figure of the utility model embodiment.

Fig. 4 is another angle three-dimensional exploded view of the utility model embodiment.

Fig. 5 is another angle stereographic map of the utility model embodiment.

Fig. 6 is another angle three-dimensional exploded view of the utility model embodiment.

Fig. 7 is another angle stereographic map of the utility model embodiment.

Fig. 8 is the schematic perspective view of lens mount and camera lens combination circuit of light sources plate among the utility model embodiment and light-guiding shade combination.

Fig. 9 is another angle stereographic map of the light-guiding shade of the utility model embodiment.

Figure 10 is the stereogram of bottom view of the camera of the utility model embodiment.

Figure 11 is installed in the stereographic map of nail peripheral blood microcirculation machines top for the utility model embodiment.

Figure 12 is another angle stereographic map of camera of the machines of the utility model embodiment.

Embodiment

Shown in Fig. 2-12, the utility model is the lens construction of a kind of nail tip (armour) blood microcirculation machines, wherein this machines comprises support 1, XY axle mobile platform 2, camera 3, camera lens 4, height elevating bracket 5, LCD 6, finger bracket 7, the XY axle moves adjusts set of knobs 21, lift adjustment set of knobs 51 (Figure 11 such as member such as grade, 12), wherein point bracket 7 and be located at the top of XY axle mobile platform 2, camera then is fixedly arranged on height elevating bracket 5, and the below of this camera 3 has two locating slots 31 (Figure 10), can insert and tune and connect the location for a side 410 of two conductive poles 41 of camera lens 4, and a side 410 of this two conductive pole 41 can be respectively with camera 3 in two conducting terminals 32 (Figure 10) contact conducting; When needs detect, the finger that desire detects can be resisted against finger bracket 7, and drip the bigger oil of upper surface tension force to increase light transmission at the finger position that desire detects, can move adjustment set of knobs 21 accent by the XY axle then and move XY axle mobile platform 2 to the desired position, then can adjust the high and low position up and down of height elevating bracket 5 by tuning lift adjustment knob 51, can reach the purpose of adjusting focal length relatively.

And of the present utility model being characterised in that, this camera lens 4 comprises:

Light-guiding shade 42, has axial slots 421, has reference column 4211 (Fig. 6,9) in this axial slots 421, can borrow lock member 40 to connect a circuit of light sources plate 43, the circumferential wall in the axial slots 421 of this light-guiding shade 42 and be respectively equipped with slide block 4213 (Fig. 2,9) can be for revolving in the annular guide channel 451 of establishing lens mount 45 belows; The outer circle wall of this light-guiding shade 42 is provided with in addition is convenient to the body of rod 4214 that the application of force is adjusted; The bottom of this light-guiding shade 42 has less slotted eye position 4212 (Fig. 4) in addition.

Circuit of light sources plate 43, be distributed with four high-brightness LEDs (present embodiment adopts high-brightness white-light LED 431), and borrow lock member 40 to be fixedly arranged in the light-guiding shade 42, this circuit of light sources plate 43 also has axial through bore 432, and this circuit of light sources plate 43 is provided with two conductor wires 433 in addition, can be respectively is connected by the opposite side 412 of two set conductive poles 41 of the other end of conductor wire 433 and lens mount 45 and contacts conducting;

Lens barrel 44 has external thread 411, can revolve the internal thread hole 450 (Fig. 4) that locks in lens mount 45;

Lens mount 45, be provided with two conductive poles 41, this two conductive pole 41 stretches out its top and bottom respectively, the below of this lens mount 45 has internal thread hole 450, can revolve lock with the top of lens barrel 44 is connected, and the periphery wall of lens mount 45 and be provided with two annular guide channels 451 can be respectively spins with the slide block 4213 of light-guiding shade 42, makes this light-guiding shade 42 can borrow its two slide block 4213 do coaxial rotation along two annular guide channels 451.

In addition, two annular guide channels 451 of aforementioned lens mount 45 respectively are communicated with a guide channel 4511, this guide channel 4511 then is communicated to the lower end of lens mount 45 respectively, and then the slide block 4213 that makes aforementioned light-guiding shade 42 can be aimed at this two guide channel 4511 respectively and slips in the annular guide channel 451, and the position that this each annular guide channel 451 approaches guide channel 4511 respectively forms little prominent card shelves 4512, when the slide block 4213 of light-guiding shade 42 is desired in guide channel 4511 enters annular guide channel 451, the outline application of force can enter in the annular guide channel 451 by these little prominent card shelves 4512, should little prominent card grades 4512 can stop then that when the light-guiding shade rotation status slide block 4213 of light-guiding shade 42 is to prevent its disengaging.

In addition, the camera lens of forming by aforementioned feature 4, when being rotated, transfers when moving its light-guiding shade 42, its light-guiding shade 42 can be borrowed its relative two slide blocks 4213 slippage in the annular guide channel 451 of lens mount 45, therefore the accent phase shift of light-guiding shade 42 is when convenient, and therefore circuit of light sources plate 43 can be convenient to avoid reflective spot also along with rotation during light-guiding shade 42 rotation.

In sum, the utility model can be concluded and be had following enhancement effect:

1, when carrying out nail tip (armour) blood microcirculation when detecting, because circuit of light sources plate 43 is to be located in the light-guiding shade, and light-guiding shade 42 can be done coaxial rotation with lens mount 45 and transfers and move, and therefore is transferred to desired location when focusing, and light source also throws and puts in place, and is simple to operate.

2, when detecting, if there is reflective spot can directly tune light-guiding shade 42, make the also rotation thereupon of four high-brightness white-light LEDs 431 of the set circuit of light sources plate 43 of light-guiding shade 42, and then can change the projectional angle of light, and do not change over the focusing and the focal point of picture again, thereby be easy to avoid reflective spot, and the imaging position does not change yet, therefore with regard to the tester, the adjustment of avoiding reflective spot is easy, and can finish detection in the short period of time preparatively.

Claims

1. the lens construction of a nail peripheral blood microcirculation machines, wherein this machines comprises support, XY axle mobile platform, camera, camera lens, the height elevating bracket, LCD, the finger bracket, the XY axle moves the adjustment set of knobs, the lift adjustment set of knobs, wherein this finger bracket is located at the top of XY axle mobile platform, camera then is fixedly arranged on the height elevating bracket, and wherein the below of this camera has two locating slots, one side of two conductive poles of camera lens is inserted this locating slot and is rotated and the connection location, and a side of this two conductive pole respectively with camera in two conducting terminals contact conducting, it is characterized in that this camera lens comprises:

Lens barrel is connected in lens mount;

Lens mount, below revolve establishes light-guiding shade, and this lens mount is provided with two conductive poles, and this two conductive pole stretches out its top and bottom respectively, and the below of this lens mount also connects lens barrel.

2. the lens construction of nail peripheral blood microcirculation machines as claimed in claim 1 is characterized in that, the circumferential wall in the axial slots of this light-guiding shade also is respectively equipped with slide block and revolves and establish in the set annular guide channel in lens mount below.

3. the lens construction of nail peripheral blood microcirculation machines as claimed in claim 1 is characterized in that, the outer circle wall of this light-guiding shade is provided with in addition is convenient to the body of rod that the application of force is adjusted.

4. the lens construction of nail peripheral blood microcirculation machines as claimed in claim 1 is characterized in that this circuit of light sources plate is distributed with four high-brightness LEDs.

5. the lens construction of nail peripheral blood microcirculation machines as claimed in claim 2, it is characterized in that, two annular guide channels of this lens mount respectively are communicated with a guide channel, this guide channel then is communicated to the lower end of lens mount respectively, the slide block of aforementioned light-guiding shade is aimed at this two guide channel respectively and is slipped in the annular guide channel, and the position of approaching guide channel of described each annular guide channel respectively forms little prominent card shelves.