CN102525485B - Finger-stall type blood oxygen gauge - Google Patents
Finger-stall type blood oxygen gauge Download PDFInfo
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- CN102525485B CN102525485B CN201210057403.0A CN201210057403A CN102525485B CN 102525485 B CN102525485 B CN 102525485B CN 201210057403 A CN201210057403 A CN 201210057403A CN 102525485 B CN102525485 B CN 102525485B
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Abstract
The invention provides a finger-stall type blood oxygen gauge, which successively comprises an upper shell, a middle shell and a lower shell from top to bottom, wherein the upper shell is connected with the middle shell; the surrounding edges of the opposite surfaces of the upper shell and the middle shell are respective crimping surfaces; the lower shell is fixed by the crimping surfaces of the upper shell and the lower shell; and the opposite surfaces of the lower shell and the middle shell are provided with a finger containing cavity. The finger-stall type blood oxygen gauge provided by the invention is easy to assemble and disassemble, and the lower shell is firmly connected.
Description
Technical field
The present invention relates to a kind of blood oxygen instrument, be specifically related to a kind of Fingerstall-type blood oxygen measuring apparatus.
Background technology
Blood oxygen measuring device is for measuring the common instrument of pulse and blood oxygen saturation.Common blood oxygen measuring device comprises finger-clip type oximeter, desk-top blood oxygen measuring device etc., and wherein, finger-clip type oximeter is easy to use owing to having, being easy to carry is widely used.
Typical finger-clip type oximeter comprises upper shell, lower house, for connecting the alligator clamp of upper shell and lower house, in upper shell and lower house, be respectively equipped with for measuring light emitting devices and the optical pickup apparatus of human pulse and blood oxygen saturation.During use, press one end of upper shell and lower house so that upper shell and lower house opened with certain angle, then finger is stretched between upper shell and lower house, and make upper shell and lower house clamp finger by alligator clamp, finally by light emitting devices and optical pickup apparatus, obtain human pulse and blood oxygen saturation.Yet in use, when upper shell and lower house opened with certain angle, ambient light is around easy to affect the measurement result of finger-clip type oximeter, causes the certainty of measurement of finger-clip type oximeter lower.
Chinese patent 200710165004.5 discloses a kind of finger type instrument for detecting sphygmus and blood oxygen saturation, as shown in Figure 1, finger type instrument for detecting sphygmus and blood oxygen saturation comprises checkout gear 1, supply unit 2 and bladder 3, wherein, bladder 3 comprises jack 4, the first resettlement section 5 and the second resettlement section 6 that adapts to finger shape, and jack 4, the first resettlement section 5 and the second resettlement section 6 are structure as a whole.The first resettlement section 5 and the second resettlement section 6 are arranged on upside and the downside of jack 4, in order to place respectively checkout gear and supply unit.The both lateral sides of jack 4 is suitably widened, to hold better the finger of different thicknesses, the finger of simultaneously guaranteeing different thicknesses can be coated by jack 4, thereby can effectively avoid the impact of surrounding light on measurement result, and then improves the certainty of measurement of finger type instrument for detecting sphygmus and blood oxygen saturation.
Yet existing blood oxygen measuring device all exists installation process complicated, the problem of dismounting inconvenience, not only affects the assembling speed of Producer, thereby affects production efficiency, and brings constant to the daily maintenance of user.
Summary of the invention
For one of addressing the above problem, the invention provides a kind of Fingerstall-type blood oxygen measuring apparatus, it is not only convenient to dismounting, and sound construction.
The technical scheme adopting solving the problems of the technologies described above is to provide a kind of Fingerstall-type blood oxygen measuring apparatus, comprise successively upper shell, middle shell and lower house from top to bottom, described upper shell is connected with described middle shell, the periphery of the opposite face of described upper shell and described middle shell is electrolysis separately, described lower house is crimped between described upper shell and the electrolysis of described middle shell, and between described lower house and the opposite face of described middle shell, forms finger cavity volume;
And described lower house adopts elastomeric material to make;
Described lower house comprises arc portion and connecting portion, and described arc portion protrudes towards the direction contrary with described middle shell, and described connecting portion is crimped between described upper shell and the electrolysis of described middle shell;
Described middle shell comprises first and second portion, wherein,
The horizontal external diameter of described first equates with the horizontal external diameter of described lower house, the horizontal external diameter of described second portion is less than the horizontal external diameter of described first, and the longitudinal length of described second portion and the longitudinal length of described lower house are about equally, the extension of described lower house is the outer surface parcel of the second portion of described middle shell, and the connecting portion of described lower house is by the gap sealing between the electrolysis of the second portion of described middle shell and electrolysis with described upper shell corresponding to its position.
Preferably, described lower house also comprises extension, and described extending part is between described connecting portion and described arc portion, and the interior profile of described extension is identical with the shape of the outline of corresponding with it described middle shell part.
Preferably, end at described connecting portion is provided with hook portion, the position relative with described hook portion at the electrolysis of described middle shell is provided with groove, and described groove matches with described hook portion, by described hook portion, described lower house can be connected with described middle shell with described groove.
Preferably, top at described connecting portion is provided with protuberance, the position relative with described protuberance at the electrolysis of described upper shell is provided with recess, and when described lower house is crimped between described middle shell and the electrolysis of described upper shell, described protuberance is embedded in described recess.
Preferably, at described connecting portion, be provided with the first locating hole, at the electrolysis of described middle shell and the position relative with described the first locating hole, be provided with the first locating dowel, and described the first locating hole and described the first locating dowel match, by described the first locating hole and described the first locating dowel, described middle shell and described lower house are accurately located.
Preferably, about equally, the connecting portion of described lower house seals the electrolysis of described upper shell and described middle shell completely for the longitudinal length of described lower house and the longitudinal length of described middle shell.
Preferably, also comprise sealing gasket, described sealing gasket is arranged between the electrolysis of first and the electrolysis of described upper shell of described middle shell, and by the gap sealing between the electrolysis of the electrolysis of the first of described middle shell and the described upper shell relative with its position.
Preferably, be provided with the second locating hole on described sealing gasket, at the electrolysis of described middle shell and the position relative with described the second locating hole, be provided with the second locating dowel, described the second locating dowel and described the second locating hole match.
Preferably, described sealing gasket is connected with described connecting portion, and described sealing gasket and described lower house are structure as a whole.
Preferably, in the described middle shell position relative with the arc portion of described lower house, be provided with towards the recessed recess of described upper shell direction, described recess is along longitudinal setting of described middle shell.
Preferably, in the rear end of described finger cavity volume, be provided with location division, the position of described finger cavity volume is stretched into for determining finger in described location division.
Preferably, described upper shell and described middle shell are to be connected by screw, particularly, on described middle shell, be provided with the first connecting hole that runs through its thickness, at the lower surface of described upper shell and the position relative with described the first connecting hole, be provided with the first joint pin, and in described the first joint pin, be provided with the screw thread matching with described screw, described screw passes described the first connecting hole and described threaded engagement, thereby described upper shell is connected with described middle shell.
Preferably, for measuring photo-detector, the data processing circuit of pulse and blood oxygen saturation, be arranged in described middle shell, luminous tube is arranged in described lower house, bottom in described arc portion is provided with luminous tube seat and metallic channel, described luminous tube seat and metallic channel protrude towards the direction contrary with described middle shell, described luminous tube is arranged in described luminous tube seat, for connecting the wire of described luminous tube and described data processing circuit, is arranged in described metallic channel.
Preferably, on the top of described luminous tube seat, be provided with to seal the transparent silica gel of described luminous tube.
Preferably, be provided with for holding the battery compartment of battery in the rear end of described upper shell, described battery compartment is horizontally set in described upper shell.
The present invention has following beneficial effect:
Fingerstall-type blood oxygen measuring apparatus provided by the invention is arranged on finger cavity volume between described lower house and the opposite face of described middle shell, and described lower house is fixed by the electrolysis of described upper shell and described middle shell, so not only be easy to dismounting, and can make the combination of lower house more firm, thereby make the combination of Fingerstall-type blood oxygen measuring apparatus more firm.
Accompanying drawing explanation
Fig. 1 is the structure diagram of existing finger type instrument for detecting sphygmus and blood oxygen saturation;
Fig. 2 is the structure diagram of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus;
Fig. 3 is the exploded view of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus;
Fig. 4 is the upward view of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus;
Fig. 5 is the view in transverse section of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus;
Fig. 6 is another view in transverse section of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus;
Fig. 7 is the longitdinal cross-section diagram of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus.
The specific embodiment
For making those skilled in the art understand better technical scheme of the present invention, below in conjunction with accompanying drawing, Fingerstall-type blood oxygen measuring apparatus provided by the invention is described in detail.
Fig. 2 is the structure diagram of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus.Fig. 3 is the exploded view of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus.See also Fig. 2 and Fig. 3, Fingerstall-type blood oxygen measuring apparatus comprises upper shell 11, middle shell 12, lower house 13, finger cavity volume 14, detecting unit, battery 20 and display screen 16, wherein, upper shell 11, middle shell 12 and lower house 13 from top to bottom set gradually, between middle shell 12 and the opposite face of lower house 13, form finger cavity volume 14, the upper surface of the lower surface of middle shell 12 and lower house 13 surrounds finger cavity volume 14.Battery 20 and display screen 16 are arranged in upper shell 11.Detecting unit comprises luminous tube (not shown), photo-detector 27 and data processing circuit 26, and wherein, photo-detector 27 and data processing circuit 26 are arranged in middle shell 12, and luminous tube is arranged in lower house 13.
For ease of describing, in the present embodiment, the front end of Fingerstall-type blood oxygen measuring apparatus (front side) refers to point the one end at the insert port place of cavity volume 13, the rear end that the other end on the other side is Fingerstall-type blood oxygen measuring apparatus (rear side).From the front end of Fingerstall-type blood oxygen measuring apparatus to the back-end, the left side that left-hand side is Fingerstall-type blood oxygen measuring apparatus, the right side that right-hand side is Fingerstall-type blood oxygen measuring apparatus.The line of the front-end and back-end of Fingerstall-type blood oxygen measuring apparatus is the longitudinal of Fingerstall-type blood oxygen measuring apparatus, and what the left side of Fingerstall-type blood oxygen measuring apparatus and right side line were Fingerstall-type blood oxygen measuring apparatus is horizontal.The top that upper shell 11 positions are Fingerstall-type blood oxygen measuring apparatus, the below that lower house 13 positions are Fingerstall-type blood oxygen measuring apparatus.
Fig. 4 is the upward view of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus, and Fig. 5 is the view in transverse section of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus, and Fig. 6 is the view in transverse section of the part-structure of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus.Fig. 7 is the longitdinal cross-section diagram of embodiment of the present invention Fingerstall-type blood oxygen measuring apparatus.Compare with Fig. 5, the lateral cross section shown in Fig. 6 is positioned at the front end near Fingerstall-type blood oxygen measuring apparatus, and the lateral cross section shown in Fig. 5 is positioned at the rear end near Fingerstall-type blood oxygen measuring apparatus.
See also Fig. 3 to Fig. 7, upper shell 11 is connected by screw 33 with middle shell 12, and upper shell 11 is respectively the electrolysis of upper shell and the electrolysis of middle shell with the periphery of the opposite face of middle shell 12, lower house 13 is fixed by the electrolysis of upper shell 11 electrolysis and middle shell 12.
Refer to Fig. 5 and Fig. 6, lower house 13 comprises arc portion 35 and connecting portion 36, and arc portion 35 protrudes towards the direction contrary with middle shell 12, that is, arc portion 35 protrudes towards the below of Fingerstall-type blood oxygen measuring apparatus.Connecting portion 36 is arranged on left side, right side and the rear side of arc portion 35, other side except described finger cavity volume inlet side all arranges connecting portion 36, connecting portion 36 is for making lower house 13 connect middle shells 12, and is crimped between upper shell 11 electrolysis and the electrolysis of middle shell 12.
Preferably, lower house 13 also comprises extension 37, extension 37 is between connecting portion 36 and arc portion 35, and the interior profile of extension 37 is identical with the shape of the outline of corresponding with it middle shell 12 parts, can make the more compact structure of Fingerstall-type blood oxygen measuring apparatus like this, reduce the volume of Fingerstall-type blood oxygen measuring apparatus, thereby be easy to carry.
It should be noted that, in the present embodiment, lower house 13 also can not arrange arc portion 35, and lower house 13 is the slab construction that there is no arc portion, but in actual applications, arc portion 35 is set and is conducive to finger to stretch in finger cavity volume 14.
In the end of connecting portion 36, be provided with hook portion 38, accordingly, the position relative with hook portion 38 at the electrolysis of middle shell 12 is provided with groove 39, and groove 39 matches with hook portion 38, by hook portion 38 and groove 39, can make lower house 13 be connected with middle shell 12.In the process of assembling Fingerstall-type blood oxygen measuring apparatus, first by hook portion 38, with groove 39, lower house 13 is connected with middle shell 12, then upper shell 11 is connected with middle shell 12, thereby connecting portion 36 is crimped between upper shell 11 electrolysis and the electrolysis of middle shell 12.Be not difficult to find out, hook portion 38 and groove 39 are conducive to the assembling of Fingerstall-type blood oxygen measuring apparatus.
On the top of connecting portion 36, be provided with protuberance 51, the position relative with protuberance 51 at the electrolysis of upper shell 11 is provided with recess 52, and when lower house 13 is crimped between middle shell 12 electrolysis and the electrolysis of upper shell 11, protuberance 51 is embedded in recess 52.By protuberance 51 and recess 52, be not only conducive to upper shell 11 and accurately locate with middle shell 12, and can improve the sealing of upper shell 11 and middle shell 12.
Refer to Fig. 3, at connecting portion 36, be provided with the first locating hole 41, at the electrolysis of middle shell 12 and the position relative with the first locating hole 41, be provided with the first locating dowel 40, and first locating hole 41 and the first locating dowel 40 match, by the first locating hole and the first locating dowel, middle shell 12 and lower house 13 are accurately located, thereby be conducive to the assembling process of Fingerstall-type blood oxygen measuring apparatus.
In the present embodiment, lower house 13 adopts elastomeric material to make, as silica gel, elastomeric material are made.Because elastomeric material has good elasticity, it can seal the gap between upper shell 11 electrolysis and the electrolysis of middle shell 12 well, thereby avoids liquid or dust from the electrolysis of upper shell 11 and middle shell 12, to enter the inside of Fingerstall-type blood oxygen measuring apparatus; Secondly the different user of finger thickness can make the volume of pointing cavity volume 14 increase or dwindle, thereby increase the subject range of Fingerstall-type blood oxygen measuring apparatus, as all can used; The 3rd, can improve Fingerstall-type blood oxygen measuring apparatus anti-ly fall, anti-seismic performance.In addition, the most surfaces of the middle shell 12 of the present embodiment is by extension 37 parcels of lower house 13, and this can reduce the probability of middle shell 12 and other object contact, thereby improves the service life of Fingerstall-type blood oxygen measuring apparatus; And the touch sense that can improve Fingerstall-type blood oxygen measuring apparatus.
In the present embodiment, in order to make the more compact structure of Fingerstall-type blood oxygen measuring apparatus, middle shell 12 is divided on its longitudinal direction to the 12a of first and second portion 12b, wherein, the horizontal external diameter of the 12a of first equates with the horizontal external diameter of lower house 13, the horizontal external diameter of second portion 12b is less than the horizontal external diameter of the 12a of first, about equally, the extension 37 of lower house 13 is by the outer surface parcel of the second portion 12b of middle shell 12 for the longitudinal length of the longitudinal length of second portion 12b and lower house 13.
The present embodiment, because the longitudinal length of lower house 13 is shorter than the longitudinal length of middle shell 12, therefore, the connecting portion 36 of lower house 13 can only be by the gap sealing between part upper shell 11 electrolysis and the electrolysis of middle shell 12, can only be by the gap sealing between the electrolysis of the second portion 12b of middle shell 12 and electrolysis with upper shell 11 corresponding to its position, and the electrolysis corresponding with the 12a of first of middle shell 12 do not have sealed.
For this reason, the present embodiment is also provided with sealing gasket 47, sealing gasket 47 adopts elastomeric material to make, it is arranged between the 12a of the first electrolysis of middle shell 12 and the electrolysis of upper shell 11, and sealing gasket 47 is by the gap sealing between the 12a of the first electrolysis of middle shell 12 and electrolysis with upper shell 11 corresponding to its position.
In addition, in the present embodiment, on sealing gasket 47, be provided with the second locating hole 48, at the electrolysis of middle shell 12 and the position relative with the second locating hole 48 is provided with the second locating dowel 49, the second locating dowels 49 and the second locating hole 48 matches.In the process of fitting tight pad 47, by the second locating hole 48 and the second locating dowel 49, can make exactly sealing gasket 47 be connected with middle shell 12, and then sealing gasket 47 can be placed on exactly to the relevant position of the electrolysis of upper shell 11 and middle shell 12.Be appreciated that on the electrolysis of sealing gasket 47 and middle shell 12 a plurality of the second locating holes 48 and the second locating dowel 49 can be set respectively accordingly.
The present embodiment sealing gasket 47 preferably adopts elastomeric material to make, and sealing gasket 47 is connected with the connecting portion 36 of lower house 13.More preferably, sealing gasket 47 and lower house 13 are made into integrative-structure.Sealing gasket 47 and connecting portion 36 form closed annular ring, not only in assembling lower house 13, sealing gasket 47 can be placed on to corresponding position, thereby simplify the assembling process of Fingerstall-type blood oxygen measuring apparatus, and then shorten installation time, improve efficiency of assembling; And utilize the connecting portion 36 of sealing gasket 47 and lower house 13 gap between upper shell 11 and middle shell 12 can be sealed completely, thereby can avoid liquid and dust to enter the inside of upper shell 11 and middle shell 12.
The longitudinal length of the present embodiment lower house 13 is less than the longitudinal length of middle shell 12, and still, the present invention is not limited thereto.The longitudinal length of lower house 13 also can with the longitudinal length of middle shell 12 about equally, now, the connecting portion 36 of lower house 13 can seal the electrolysis of upper shell 11 electrolysis and middle shell 12 completely, thereby can save sealing gasket.
Refer to Fig. 5 and Fig. 6, in the present embodiment, the position relative with the arc portion 35 of lower house 13 at middle shell 12 is also provided with recess 43, longitudinal setting along middle shell 12, and recess 43 is recessed towards upper shell 11 directions, recess 43 forms with arc portion 35 guide channel that inserts finger, not only can easily finger be inserted in finger cavity volume 14, and can increase the space of finger cavity volume 14 by this guide channel.
Rear end at finger cavity volume 14 is provided with location division (not shown), and it is for positioning inserting the finger position of finger cavity volume 14.When the finger tip of user touches location division, can determine and now point residing position for measuring the ideal position of blood oxygen levels.Be understood that, the measuring process of Fingerstall-type blood oxygen measuring apparatus has been simplified in location division.
Refer to Fig. 6, upper shell 11 is connected by trip bolt 33 with middle shell 12.Particularly, on middle shell 12, be provided with the first connecting hole 31 that runs through its thickness, at the lower surface of upper shell 11 and the position relative with the first connecting hole 31, be provided with the first joint pin 32, in the first joint pin 32, be provided with the screw thread matching with trip bolt 33, trip bolt 33 passes the first connecting hole 31 and threaded engagement, thereby upper shell 11 is connected with middle shell 12.
Refer to Fig. 3, the middle part in upper shell 11 is provided with the first spatial accommodation 15a, and display screen 16 is arranged in the first spatial accommodation 15a.Above display screen 16, be provided with to protect the measuring instrument end cap 17 of display screen 16.On the electrolysis of display screen 16 and upper shell 11, be provided with the first sealing gasket 18a, the first sealing gasket 18a can effectively prevent that dust and water from entering in upper shell 11, thereby improves the water proofing property of Fingerstall-type blood oxygen measuring apparatus.
In upper shell 11, be provided with for holding the battery compartment 21 of battery 20, battery compartment 21 is horizontally set at the rear end of upper shell 11, can increase the area of the first spatial accommodation 15a like this, thereby can increase the size of display screen 16, and then increasing the shown font size of display screen 16, this is conducive to the convenience that the not good enough crowd of the visions such as old man uses.The left and right sides in battery compartment 21 is respectively equipped with an electric connecting sheet 22.Above battery compartment 21, be provided with battery cabin cap 23, and be provided with the second sealing gasket 18b on the electrolysis of battery cabin cap 23 and battery compartment 21, the second sealing gasket 18b can avoid dust and water to enter in battery compartment 21 effectively, thereby improves the water proofing property of Fingerstall-type blood oxygen measuring apparatus.
In middle shell 12, be provided with the second spatial accommodation 15b, data processing circuit 26 and photo-detector 27 are arranged on the second spatial accommodation 15b, and data processing circuit 26 is fixed in middle shell 12 by screw 30.Data processing circuit 26 is connected with display screen 16, battery 20, photo-detector 27, data processing circuit 26 receives the signal of photo-detector 27 and processes, obtain pulse and blood oxygen saturation, then export pulse and blood oxygen saturation to display screen 16, gauger can read pulse and blood oxygen saturation intuitively from display screen 16.
For starting with the power knob 25 of closing Fingerstall-type blood oxygen measuring apparatus, be connected with data processing circuit 26, power knob 25 stretches out from the button pass through hole 19 that is arranged on upper shell 11 front ends, can easily Fingerstall-type blood oxygen measuring apparatus be started or be closed like this.
Refer to Fig. 4, in the bottom of lower house 13, be provided with luminous tube seat 45 and metallic channel 46, luminous tube seat 45 and metallic channel 46 protrude towards the direction contrary with middle shell 12, towards the below of Fingerstall-type blood oxygen measuring apparatus, protrude, luminous tube is arranged in luminous tube seat 45, for connecting the wire of luminous tube and data processing circuit 26, is arranged in metallic channel 46.After luminous tube being put into luminous tube seat 45, by transparent silica gel by the top seal of luminous tube seat 45.Transparent silica gel not only can avoid water and dust to enter luminous tube seat 45, and can not affect the brightness that luminous tube emits beam.
The present embodiment Fingerstall-type blood oxygen measuring apparatus is arranged on finger cavity volume between described lower house and the opposite face of described middle shell, and described lower house is fixed by the electrolysis of described upper shell and described middle shell, so not only be easy to dismounting, and can make the combination of lower house more firm, thereby make the combination of Fingerstall-type blood oxygen measuring apparatus more firm.
Be understandable that, above embodiment is only used to principle of the present invention is described and the illustrative embodiments that adopts, yet the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (15)
1. a Fingerstall-type blood oxygen measuring apparatus, comprise successively upper shell, middle shell and lower house from top to bottom, it is characterized in that, described upper shell is connected with described middle shell, the periphery of the opposite face of described upper shell and described middle shell is electrolysis separately, described lower house is crimped between described upper shell and the electrolysis of described middle shell, and between described lower house and the opposite face of described middle shell, forms finger cavity volume, and described lower house adopts elastomeric material to make, described lower house comprises arc portion and connecting portion, and described arc portion protrudes towards the direction contrary with described middle shell, and described connecting portion is crimped between described upper shell and the electrolysis of described middle shell, described middle shell comprises first and second portion, wherein, the horizontal external diameter of described first equates with the horizontal external diameter of described lower house, the horizontal external diameter of described second portion is less than the horizontal external diameter of described first, and the longitudinal length of described second portion and the longitudinal length of described lower house are about equally, the extension of described lower house is by the outer surface parcel of the second portion of described middle shell, the connecting portion of described lower house is by the gap sealing between the electrolysis of the second portion of described middle shell and electrolysis with described upper shell corresponding to its position.
2. Fingerstall-type blood oxygen measuring apparatus according to claim 1, it is characterized in that, described lower house also comprises extension, and described extending part is between described connecting portion and described arc portion, and the interior profile of described extension is identical with the shape of the outline of corresponding with it described middle shell part.
3. Fingerstall-type blood oxygen measuring apparatus according to claim 1, it is characterized in that, end at described connecting portion is provided with hook portion, the position relative with described hook portion at the electrolysis of described middle shell is provided with groove, described groove matches with described hook portion, by described hook portion, described lower house can be connected with described middle shell with described groove.
4. Fingerstall-type blood oxygen measuring apparatus according to claim 1, it is characterized in that, top at described connecting portion is provided with protuberance, the position relative with described protuberance at the electrolysis of described upper shell is provided with recess, when described lower house is crimped between described middle shell and the electrolysis of described upper shell, described protuberance is embedded in described recess.
5. Fingerstall-type blood oxygen measuring apparatus according to claim 1, it is characterized in that, at described connecting portion, be provided with the first locating hole, at the electrolysis of described middle shell and the position relative with described the first locating hole, be provided with the first locating dowel, and described the first locating hole and described the first locating dowel match, by described the first locating hole and described the first locating dowel, described middle shell and described lower house are accurately located.
6. Fingerstall-type blood oxygen measuring apparatus according to claim 1, it is characterized in that, about equally, the connecting portion of described lower house seals the electrolysis of described upper shell and described middle shell completely for the longitudinal length of described lower house and the longitudinal length of described middle shell.
7. Fingerstall-type blood oxygen measuring apparatus according to claim 1, is characterized in that, in the described middle shell position relative with the arc portion of described lower house, is provided with towards the recessed recess of described upper shell direction, and described recess is along longitudinal setting of described middle shell.
8. Fingerstall-type blood oxygen measuring apparatus according to claim 1, it is characterized in that, also comprise sealing gasket, described sealing gasket is arranged between the electrolysis of first and the electrolysis of described upper shell of described middle shell, and by the gap sealing between the electrolysis of the electrolysis of the first of described middle shell and the described upper shell relative with its position.
9. Fingerstall-type blood oxygen measuring apparatus according to claim 8, it is characterized in that, on described sealing gasket, be provided with the second locating hole, at the electrolysis of described middle shell and the position relative with described the second locating hole, be provided with the second locating dowel, described the second locating dowel and described the second locating hole match.
10. Fingerstall-type blood oxygen measuring apparatus according to claim 8, is characterized in that, described sealing gasket is connected with described connecting portion, and described sealing gasket and described lower house are structure as a whole.
11. Fingerstall-type blood oxygen measuring apparatus according to claim 1, is characterized in that, in the rear end of described finger cavity volume, are provided with location division, and the position of described finger cavity volume is stretched into for determining finger in described location division.
12. Fingerstall-type blood oxygen measuring apparatus according to claim 1, it is characterized in that, described upper shell and described middle shell are to be connected by screw, particularly, on described middle shell, be provided with the first connecting hole that runs through its thickness, at the lower surface of described upper shell and the position relative with described the first connecting hole, be provided with the first joint pin, and be provided with the screw thread matching with described screw in described the first joint pin, described screw passes described the first connecting hole and described threaded engagement, thereby described upper shell is connected with described middle shell.
13. Fingerstall-type blood oxygen measuring apparatus according to claim 1, it is characterized in that, for measuring photo-detector, the data processing circuit of pulse and blood oxygen saturation, be arranged in described middle shell, luminous tube is arranged in described lower house, bottom in described arc portion is provided with luminous tube seat and metallic channel, described luminous tube seat and metallic channel protrude towards the direction contrary with described middle shell, described luminous tube is arranged in described luminous tube seat, for connecting the wire of described luminous tube and described data processing circuit, is arranged in described metallic channel.
14. Fingerstall-type blood oxygen measuring apparatus according to claim 13, is characterized in that, are provided with to seal the transparent silica gel of described luminous tube on the top of described luminous tube seat.
15. Fingerstall-type blood oxygen measuring apparatus according to claim 1, is characterized in that, are provided with for holding the battery compartment of battery in the rear end of described upper shell, and described battery compartment is horizontally set in described upper shell.
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| CN201210057403.0A CN102525485B (en) | 2012-03-06 | 2012-03-06 | Finger-stall type blood oxygen gauge |
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| CN201210057403.0A CN102525485B (en) | 2012-03-06 | 2012-03-06 | Finger-stall type blood oxygen gauge |
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| CN102551737B (en) | 2012-03-06 | 2015-08-26 | 北京超思电子技术股份有限公司 | A kind of Fingerstall-type blood oxygen measuring apparatus |
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| CN202553913U (en) * | 2012-03-06 | 2012-11-28 | 北京超思电子技术有限责任公司 | Finger-cot type blood oxygen measuring instrument |
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2012
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| CN101411618A (en) * | 2007-10-17 | 2009-04-22 | 潘卫江 | Finger type instrument for detecting sphygmus and blood oxygen saturation |
| CN201585988U (en) * | 2009-11-04 | 2010-09-22 | 北京超思电子技术有限责任公司 | Fingertip oximeter with non-pivot structure |
| CN201767967U (en) * | 2010-08-20 | 2011-03-23 | 上海弘周电子科技有限公司 | Fingerstall type oximeter |
| CN201798745U (en) * | 2010-09-15 | 2011-04-20 | 北京超思电子技术有限责任公司 | Finger clamping type oximeter |
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| CN102525485A (en) | 2012-07-04 |
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