CN212111116U

CN212111116U - Photochemical blood detection device

Info

Publication number: CN212111116U
Application number: CN202020674521.6U
Authority: CN
Inventors: 李芙萍; 胡峰
Original assignee: Sinocare Inc
Current assignee: Sinocare Inc
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-12-08
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a photochemistry blood detection device, be equipped with a plurality of test holes on the board of placing for placing the blood test strip, be equipped with light emission unit and light receiving unit on the PCB board for blood detects, the light wave of light emission unit transmission shines on the blood test strip in the test hole after the light guide assembly conduction, blood and reagent reaction produce different colours and reflect different light on the rethread blood test strip, received by light receiving unit after the light guide assembly conduction, finally convert it to the result of the different detection item of blood fat in the blood through the PCB board, that is to say, reagent on the blood test strip through adjusting every test hole site department, can realize different test hole site test different blood fat parameter items, thereby realize once dropping blood and test multinomial blood index simultaneously. Therefore, compared with the prior art, the blood dropping test device can realize the simultaneous test of multiple blood indexes by one-time blood dropping, reduce the detection cost and improve the detection efficiency.

Description

Photochemical blood detection device

Technical Field

The utility model relates to a check out test set technical field, in particular to photochemistry blood detection device.

Background

The blood glucose test measures glucose in human blood, and determines the presence or absence of diabetes by measuring blood glucose, and diabetic patients know the efficacy by measuring blood glucose. Blood glucose testers are mainly classified into two broad categories, namely electrochemical methods and photochemical methods, wherein the photochemical methods are based on the difference in optical absorption inside biological tissues.

In the prior art, a photochemical blood glucose tester is generally used for generating a path of laser signal by a laser generator and guiding the laser signal into a probe through an optical fiber to realize blood glucose detection. Because only one index can be detected at a time, the blood and blood fat testing system which needs to detect multiple indexes has high detection cost and low testing efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a photochemistry blood detection device can realize once dropping many blood indexes of blood simultaneous test, reduces the detection cost, improves detection efficiency.

The utility model provides a photochemistry blood detection device, include:

a support;

the placing plate is arranged on the bracket and used for placing the blood test strips, and a plurality of test holes are formed in the placing plate;

the PCB is connected to the bottom of the bracket and used for blood detection, and a light emitting unit used for emitting light waves and a light receiving unit used for receiving the light waves are arranged on the PCB;

the mounting seat is arranged between the placing plate and the PCB, and a light guide assembly used for light beam conduction is arranged on the mounting seat.

Preferably, the light guide assembly comprises a light guide sheet, and a plurality of light guide holes corresponding to the test holes are formed in the light guide sheet.

Preferably, the light guide assembly further comprises a light transmissive sheet.

Preferably, the light-transmitting sheet is fixed to the light guide sheet by a double-sided adhesive tape.

Preferably, the number of the test holes is 4.

Preferably, the light emitting unit is a light emitting diode.

Preferably, the light receiving unit is a photodiode.

Preferably, the bracket is detachably connected with the PCB.

Preferably, the bottom of support is equipped with the round pin axle, be equipped with on the PCB board with round pin axle complex shaft hole.

The utility model provides a photochemistry blood detection device, be equipped with a plurality of test holes on placing the board for placing the blood test strip, be equipped with light emission unit and light receiving unit on the PCB board for blood detects, the light wave of light emission unit transmission shines on the blood test strip in the test hole after the light guide assembly conduction, blood and reagent reaction produce different colours and reflect different light on the rethread blood test strip, received by light receiving unit after the light guide assembly conduction, finally convert it to the result of the different detection items of blood fat in the blood through the PCB board, that is to say, reagent on the blood test strip through adjusting every test hole site department, can realize different test hole site test different blood fat parameter items, thereby realize a plurality of blood index of dropping blood simultaneous test. Therefore, compared with the prior art, the blood dropping test device can realize the simultaneous test of multiple blood indexes by one-time blood dropping, reduce the detection cost and improve the detection efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a photochemical blood detection apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of an operating state of a bracket according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a placing board according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a PCB board according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a mounting base according to an embodiment of the present invention;

fig. 6 is a schematic light path diagram of a photochemical blood detection device according to an embodiment of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for understanding and reading the contents disclosed in the specification, and are not used for limiting the conditions that the present application can implement, so the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the technical content disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

The embodiment of the utility model provides an adopt progressive mode to write.

Referring to fig. 1 to 5, a photochemical blood detection apparatus provided in an embodiment of the present invention includes a support 1, a placing plate 2, a PCB 3 and a mounting base 6; the placing plate 2 is arranged on the bracket 1 and is used for placing the blood test strips 22, and a plurality of test holes 21 are formed in the placing plate 2; the PCB 3 is connected to the bottom of the bracket 1 and used for blood detection, a light emitting unit 4 and a light receiving unit 5 are arranged on the PCB 3, and the light emitting unit 4 and the light receiving unit 5 are respectively used for emitting light waves and receiving light waves; the mounting seat 6 is arranged between the support 1 and the placing plate 2, and a light guide assembly for light beam conduction is arranged on the mounting seat.

The embodiment of the utility model provides an in, be equipped with the mounting groove on the support 1, place board 2 and can install in the mounting groove of support 1. The placing plate 2 is provided with a groove, the blood test strip 22 can be placed in the groove, and the groove is internally provided with a plurality of test holes 21. The PCB board 3 is attached to the bottom of the support 1, and is provided with a light emitting unit 4 and a light receiving unit 5. Place and set up mount pad 6 between board 2 and the PCB board 3, have on the mount pad 6 to be equipped with the leaded light subassembly. The light waves emitted by the light emitting unit 4 are transmitted by the light guide assembly and then irradiated onto the blood test strip 22 in the test hole 21, different colors are generated through the reaction of blood on the blood test strip 22 and reagents to reflect different lights, the lights are transmitted by the light guide assembly and then received by the light receiving unit 5, and finally the lights are converted into results of different detection items of blood fat in blood through the PCB 3. Therefore, different blood fat parameters can be tested by different test holes 21 by adjusting the reagent on the blood test strip 22 at each test hole 21, so that multiple blood indexes can be tested by one-time blood dripping, the detection cost is reduced, and the detection efficiency is improved.

In specific implementation, in order to prevent dust from contaminating the blood test strips 22, a cover plate 23 may be disposed at the sample addition port, and the shape of the cover plate 23 matches the shape of the groove formed on the placing plate 2.

As the preferred embodiment of the present invention, the light guide assembly includes a light guide plate 7, and a plurality of light guide holes 71 corresponding to the test holes 21 are provided on the light guide plate 7. In this embodiment, the number of the light guide holes 71 on the light guide sheet 7 is the same as the number of the test holes 21 on the placement board 2, and the positions correspond to one another. The light emitted by the light emitting unit 4 can be transmitted to the blood test strips 22 in the test holes 21 of the placing plate 2 through the light guide sheet 7, different colors are generated through the reaction of blood and reagents on the blood test strips 22 to reflect different light, and the light can be received by the light receiving units 5 after being transmitted through the light guide sheet 7, so that the light is finally converted into the result of each detection item of blood fat in blood through the PCB 3. It is understood that the number of the light receiving units 5 on the PCB board 3 is also the same as the number of the test holes 21 on the placing board 2, and the positions correspond one to one.

To further facilitate the light beam conduction, in the above embodiment, the light guide assembly further comprises a light transmissive sheet 8. In this embodiment, light-transmitting sheet 8 can let light pass through, can prevent moreover that impurities such as dust from entering into in the leaded light subassembly and on PCB board 3's the components and parts, lead to disturbing the testing result.

On the basis of the above embodiment, in an alternative embodiment, the light-transmitting sheet 8 is fixed on the light-guiding sheet 7 by the double-sided adhesive tape 9. In this embodiment, be equipped with the mounting groove on the mount pad 6, leaded light piece 7 is installed in the mounting groove, and printing opacity piece 8 is fixed in on leaded light piece 7 through double faced adhesive tape 9 to realize printing opacity piece 8's fixed.

In specific implementation, the number of the test holes 21 is 4, the light emitting unit 4 is a light emitting diode, and the light receiving unit 5 is a photodiode. In this embodiment, 4 test holes 21 are provided on the placement board 2, so that 4 blood indexes can be tested simultaneously. The light emitting unit 4 is made of light emitting diodes, and the light receiving unit 5 is made of light sensitive diodes, so that the performance is reliable, and the cost is low.

As the utility model discloses preferred embodiment, support 1 is connected for dismantling with PCB board 3. Specifically, the bottom of the bracket 1 is provided with a pin shaft 11, and the PCB board 3 is provided with a shaft hole 31 matched with the pin shaft 11. In this embodiment, support 1 and PCB board 3 can be dismantled through the round pin axle and be connected, and the installation is simple, simultaneously convenient to detach. During specific implementation, the installation seat 6 can be provided with a shaft hole, and the pin shaft 11 at the bottom of the support 1 sequentially penetrates through the shaft holes in the installation seat 6 and the PCB 3 and is fixedly connected with the installation seat 6 and the PCB 3.

Referring to fig. 6, a schematic light path diagram of the photochemical blood detection apparatus according to the embodiment of the present invention is shown, wherein an arrow represents a transmission direction of a light beam. In this embodiment, place and be equipped with 4 test holes 21 on the board 2, be provided with 5 emitting diode and 4 photosensitive diode on the PCB board 3, and emitting diode and photosensitive diode interval arrangement. In the detection process, light beams emitted by the adjacent 2 light-emitting diodes are transmitted to the blood test strip 22 in the test hole 21 through the light guide hole 71 on the light guide sheet 7, then different colors are generated through the reaction of blood on the blood test strip 22 and reagents to reflect different light, the light beams are transmitted through the light guide hole 71 on the light guide sheet 7 and then received by the photosensitive diodes between the adjacent 2 light-emitting diodes, and finally the light beams are converted into results of different detection items of blood fat in the blood through the PCB 3.

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

1. A photochemical blood-testing device comprising:

a support;

2. The photochemical blood detection apparatus of claim 1, wherein the light guide component comprises a light guide sheet, and a plurality of light guide holes corresponding to the test holes are formed on the light guide sheet.

3. The optical chemical blood test device of claim 2, wherein said light guide assembly further comprises a light transmissive sheet.

4. The optical chemical blood test device according to claim 3, wherein said light-transmitting sheet is fixed to said light-guiding sheet by a double-sided tape.

5. The optical chemical blood test device according to claim 1, wherein the number of said test wells is 4.

6. The optical chemical blood test device according to claim 1, wherein said light emitting unit is a light emitting diode.

7. The photochemical blood detection apparatus of claim 1, wherein the light-receiving unit is a photodiode.

8. The optical chemical blood test device according to any one of claims 1 to 7, wherein said holder is detachably connected to said PCB.

9. The optical chemical blood test device as claimed in claim 8, wherein the bottom of the bracket is provided with a pin, and the PCB is provided with a shaft hole matching with the pin.