CN211697816U - Channel-expandable blood detection device - Google Patents

Channel-expandable blood detection device Download PDF

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Publication number
CN211697816U
CN211697816U CN202020143102.XU CN202020143102U CN211697816U CN 211697816 U CN211697816 U CN 211697816U CN 202020143102 U CN202020143102 U CN 202020143102U CN 211697816 U CN211697816 U CN 211697816U
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reaction cup
base
channel
liquid
cup
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CN202020143102.XU
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邹继华
吴飞涯
张文俊
陈海云
马东栋
方亮
侯天文
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Ningbo Medical System Biotechnology Co Ltd
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Ningbo Medical System Biotechnology Co Ltd
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Abstract

The utility model relates to the technical field of blood detection instruments, and provides a blood detection device with an expandable channel, which comprises a laser module, a receiving part, a reagent cavity and at least one detection channel, wherein the detection channel comprises a reaction cup, three liquid feeding pipes, a liquid discharge base and a base, and the reaction cup is fixed on the base; the liquid adding three pipe is arranged above the reaction cup and is opposite to the cup mouth of the reaction cup, and is used for adding a reagent into the reaction cup; the liquid discharge base is arranged below the reaction cup, corresponds to the liquid discharge port of the reaction cup and is used for discharging liquid in the reaction cup to other components; the number of light sources of the laser module and the number of types of reagents stored in the reagent cavity correspond to the number of the detection channels; the reagent cavity provides reagent for the liquid adding three tubes; the laser module transmits laser to a sample in the reaction cup, and the laser is received by the receiving component after being scattered by the sample.

Description

Channel-expandable blood detection device
Technical Field
The utility model relates to a blood detecting instrument's technical field, more precisely relate to an expanded blood detection device of passageway.
Background
In the current blood testing apparatus on the market, a single reaction cup as a reaction chamber of blood sample and reagent is connected with a plurality of hoses and fixed on a base by screws, as shown in fig. 5, the hoses and screws must be removed to replace the reaction cup, which is very inconvenient. Moreover, most current blood test devices are single-channel, such as only SAA test or only CRP test, and the function expansion of the reaction cup using the existing assembly method is particularly difficult. CRP full-name C-reactive protein, an acute phase protein synthesized by liver cells; SAA, the full name of serum amyloid a, is an acute phase protein that is secreted into the serum after production by hepatocytes.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide an expandable blood detection device of passageway, adopt new assembly methods to the reaction cup as blood sample and reagent reaction chamber, the dismouting is simple, and it is convenient to change, and easily carries out the function extension, can carry out polytype detection to the blood sample simultaneously after carrying out the passageway extension, for example carry out CRP simultaneously and detect and SAA detects.
The technical solution of the utility model is to provide a blood detection device with an expandable channel, which comprises a laser module, a receiving part, a reagent cavity and at least one detection channel, wherein the detection channel comprises a reaction cup, three liquid feeding pipes, a liquid discharge base and a base, and the reaction cup is fixed on the base; the liquid adding three pipe is arranged above the reaction cup and is opposite to the cup mouth of the reaction cup, and is used for adding a reagent into the reaction cup; the liquid discharge base is arranged below the reaction cup, corresponds to the liquid discharge port of the reaction cup and is used for discharging liquid in the reaction cup to other components; the number of light sources of the laser module and the number of types of reagents stored in the reagent cavity correspond to the number of the detection channels; the reagent cavity provides reagent for the liquid adding three tubes; the laser module transmits laser to a sample in the reaction cup, and the laser is received by the receiving component after being scattered by the sample.
Compared with the prior art, the utility model discloses an expanded blood detection device of passageway has following advantage: the liquid feeding three pipes are arranged above the reaction cup and used for adding reagents into the reaction cup, the liquid drainage base is arranged below the reaction cup and used for discharging liquid in the reaction cup into other parts, and the liquid feeding three pipes and the liquid drainage base are not directly connected with the reaction cup, so that the reaction cup is simple to disassemble and assemble; the utility model discloses a blood detection device easily carries out the function extension, only needs to increase the quantity of testing channel and corresponds the reagent kind quantity of storing in light source quantity, the reagent cavity that increases laser module and just can carry out polytype detection to the blood sample simultaneously.
Preferably, the reaction cup is in a funnel shape with the cup mouth size larger than the bottom surface size, at least one clamping protrusion is arranged on the outer side wall of the lower portion of the reaction cup, the base is provided with a mounting hole corresponding to the shape of the reaction cup and a slide matched with the clamping protrusion, the reaction cup rotates at any angle after entering the mounting hole, the outer side wall of the reaction cup is abutted against the side wall of the mounting hole, and the clamping protrusion is abutted against the bottom surface of the base, so that the reaction cup is fixed on the base. By adopting the structure, the reaction cup can be installed and fixed or disassembled only by rotating the reaction cup by a certain angle, the operation is simple, and the pipeline is not required to be disassembled and assembled.
Preferably, the liquid discharge base is fixed on the bottom surface of the base, the liquid discharge base is fixed on the lower bottom surface of the base, a liquid discharge nozzle corresponding to the liquid discharge port of the reaction cup is arranged on the liquid discharge base, and the liquid discharge port of the reaction cup is communicated with the liquid discharge nozzle when the reaction cup is fixed on the base. By adopting the structure, after the reaction cup is arranged on the base, the liquid outlet of the reaction cup is directly communicated with the liquid outlet nozzle on the liquid outlet base, and a pipeline does not need to be additionally arranged.
Preferably, the detection channel further comprises a sealing gasket, a groove corresponding to the lower bottom surface of the reaction cup is formed in the liquid discharge base, the sealing gasket is arranged in the groove, a through hole is formed in the sealing gasket and corresponds to the liquid discharge nozzle, when the reaction cup is fixed on the base, the lower bottom surface of the reaction cup is pressed against the sealing gasket, and the liquid discharge port of the reaction cup penetrates through the through hole in the sealing gasket and is communicated with the liquid discharge nozzle. By adopting the structure, the sealing gasket is compressed on the bottom surface of the reaction cup, so that the sealing performance of the reaction cup is reliable, the assembly is simple, and the pipeline is not required to be disassembled and assembled.
Preferably, the utility model discloses an expanded blood detection device of passageway still includes three pipe supports of liquid feeding, takes up frame, buckle, and three pipes of liquid feeding are installed on three pipe supports of liquid feeding, and three pipe supports of liquid feeding pass through the buckle to be fixed on taking up the frame. By adopting the structure, the liquid feeding three-tube can be positioned above the reaction cup and is just opposite to the cup mouth of the reaction cup by simple installation, and the liquid feeding three-tube is not required to be directly connected with the reaction cup.
Preferably, the utility model discloses an expanded blood detection device of passageway still includes back seat and front stall, and the one end of laser module is fixed on the back seat, and the other end is fixed on the front stall, and back seat, base, receiving component arrange in proper order and lie in same light path. By adopting the structure, the position of the light spot irradiated on the reaction cup by the laser can be adjusted by adjusting the positions of the rear seat and the front seat.
Preferably, the utility model discloses an expanded blood detection device of passageway still includes the temperature control system who comprises heating rod, temperature sensor, heat protection part, and heating rod, temperature sensor, heat protection part are all installed in the base, and the reagent cavity sets up the one side at the base. By adopting the structure, the temperature control system can carry out constant temperature control on the whole blood detection device, the electric heating rod is used for heating, and the base transmits heat into the reaction cup, so that the reaction cup reaches the optimal incubation temperature; the reagent cavity is placed on one side of the base, and the base transfers heat into the reagent cavity to preheat the reagent in advance.
Preferably, the utility model discloses an expanded blood detection device of passageway still includes the heat preservation cover, and the heat preservation cover is established on the base, and the base, install reaction cup on the base, reagent cavity are located the inside that the heat preservation covered completely, and the heat preservation covers and is provided with the through-hole that corresponds with the rim of a cup of reaction cup. By adopting the structure, all parts participating in the sample reaction are in a constant-temperature environment, and the heat loss is avoided. The liquid adding three pipes can add reagent into the reaction cup through the through hole above the heat preservation cover.
Preferably, the number of the detection channels is two, the laser module comprises a light source for detecting CRP and a light source for detecting SAA, and a reagent for detecting CRP and a reagent for detecting SAA are stored in the reagent cavity. Adopt this structure, can conveniently will the utility model discloses expand into and carry out the binary channels blood detection device that CRP detected and SAA detected simultaneously.
Preferably, the receiving member is a photovoltaic cell. By adopting the structure, the laser scattered light passing through the detection sample can be conveniently received and detected.
Drawings
Fig. 1 is an assembly diagram of the two-channel embodiment of the channel expandable blood testing device of the present invention.
Fig. 2 is an assembly schematic diagram of the single-channel reaction cup in the channel-expandable blood testing device of the present invention.
Fig. 3 is an assembly schematic diagram of the two-channel reaction cup in the channel expandable blood detection device of the present invention.
Fig. 4 is a flowchart illustrating the operation of the two-channel embodiment of the blood detecting device with expandable channel according to the present invention.
FIG. 5 is a schematic view showing the assembly of a single cuvette in a blood test apparatus according to the prior art.
As shown in the figure: 1. reaction cup, 1-1, clamping protrusion, 2, three liquid adding pipe frames, 2-1, three liquid adding pipes, 3, a sealing gasket, 4, a liquid drainage base, 5, a laser module, 6, a heating rod, 7, a temperature sensor, 8, a receiving component, 9, a heat preservation cover, 10, a heat protection component, 11, a reagent cavity, 12, a back seat, 13, a carrying frame, 14, a buckle, 15, a front seat, 16, three reagent injection pipes, 17, a liquid drainage pipe, 18, a screw fixing seat, 19, a reaction cup in the prior art, 20 and a base.
Detailed Description
For a better understanding of the present application, various aspects of the present application will be described in more detail with reference to the accompanying drawings. It should be understood that the detailed description is merely illustrative of exemplary embodiments of the present application and does not limit the scope of the present application in any way. Like reference numerals refer to like elements throughout the specification.
In the drawings, the thickness, size, and shape of an object have been slightly exaggerated for convenience of explanation. The figures are purely diagrammatic and not drawn to scale.
It will be further understood that the terms "comprises," "comprising," "includes," "including," and/or "including," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Further, when a statement such as "… at least one" appears after the list of listed features, the entire listed feature is modified rather than modifying individual elements in the list.
As shown in figure 2, the utility model discloses a blood detection device is when the single channel, only 1 reaction cup 1, install single three pipe 2-1 of liquid feeding on the three pipe support of liquid feeding 2, three pipe 2-1 of liquid feeding set up in reaction cup 1's top and just to the rim of a cup of reaction cup 1, be used for adding reagent in giving reaction cup 1, be provided with single recess corresponding with reaction cup 1 bottom surface down on the flowing back base 4, be provided with the leakage fluid dram corresponding with reaction cup 1's leakage fluid dram in the recess, still be provided with seal gasket 3 in the recess, reaction cup 1's bottom surface can be contradicted with seal gasket 3 and compress tightly, reaction cup 1's leakage fluid dram passes through-hole and the leakage dram intercommunication on seal gasket 3, make the liquid in the reaction cup 1 can discharge to other parts.
Right the utility model discloses a blood detection device carries out the function extension, form binary channels's blood detection device, as shown in fig. 3, there are 2 reaction cup 1, install two liquid feeding tee bend 2-1 on the three pipe support of liquid feeding 2, liquid feeding tee bend 2-1 sets up in reaction cup 1's top and just to the rim of a cup of reaction cup 1, be used for adding reagent in giving reaction cup 1, be provided with two recesses that correspond respectively with 2 reaction cup 1 lower bottom surfaces on the flowing back base 4, be provided with the leakage fluid dram corresponding with reaction cup 1's leakage fluid dram in the recess, still be provided with seal gasket 3 in the recess, reaction cup 1's lower bottom surface can be contradicted with seal gasket 3 and compress tightly, reaction cup 1's leakage fluid dram passes through-hole and the leakage fluid dram intercommunication on seal gasket 3, make the liquid in the reaction cup 1 can discharge to other parts.
Fig. 1 is the two-channel embodiment of the channel expandable blood detection device of the present invention, which comprises a reaction cup 1, a three liquid feeding pipe frames 2, three liquid feeding pipes 2-1, a sealing gasket 3, a liquid discharging base 4, a laser module 5, a heating rod 6, a temperature sensor 7, a receiving component 8, a heat preservation cover 9, a heat protection component 10, a reagent cavity 11, a back seat 12, a carrying frame 13, a buckle 14, a front seat 15, and a base 20. The reaction cup 1 is in a funnel shape with the cup mouth size larger than the bottom surface size, two clamping protrusions 1-1 are arranged on the outer side wall of the lower portion of the reaction cup 1, a mounting hole corresponding to the shape of the reaction cup 1 and a slide way matched with the clamping protrusions 1-1 are arranged on the base 20, the reaction cup 1 rotates at any angle after entering the mounting hole, the outer side wall of the reaction cup 1 is enabled to be abutted against the side wall of the mounting hole, the clamping protrusions 1-1 are abutted against the bottom surface of the base 20, and then the reaction cup 1 is fixed on the base 20. The reaction cup can be installed and fixed or disassembled only by rotating the reaction cup by a certain angle, the operation is simple, and the pipeline is not required to be disassembled and assembled. The three liquid adding pipes 2-1 are arranged on the three liquid adding pipe frames 2, and the three liquid adding pipe frames 2 are fixed on the carrying frame 13, so that the three liquid adding pipes 2-1 are positioned above the reaction cups 1 and are opposite to the cup mouths of the reaction cups 1, and reagents can be conveniently added into the reaction cups 1. The liquid discharge base 4 is used for discharging liquid in the reaction cup 1 to other parts, the liquid discharge base 4 is fixed on the lower bottom surface of the base 20, a groove corresponding to the lower bottom surface of the reaction cup 1 is formed in the liquid discharge base 4, a liquid discharge nozzle corresponding to a liquid discharge port of the reaction cup 1 is arranged in the groove, the sealing gasket 3 is arranged in the groove, a through hole is formed in the sealing gasket 3 and corresponds to the liquid discharge nozzle, the reaction cup 1 is fixed on the base 20, the lower bottom surface of the reaction cup 1 is abutted and pressed against the sealing gasket 3, and the liquid discharge port of the reaction cup 1 penetrates through the through hole in the sealing gasket 3 and is communicated with the liquid discharge nozzle. The sealing gasket is compressed on the bottom surface of the reaction cup, so that the sealing performance of the reaction cup is reliable, the assembly is simple, and the pipeline is not required to be disassembled and assembled. One end of the laser module 5 is fixed on the rear seat 12, the other end is fixed on the front seat 15, and the position of a light spot irradiated on the reaction cup by laser can be adjusted by adjusting the positions of the rear seat and the front seat. The backseat 12, the base 20 and the receiving component 8 are sequentially arranged and located on the same light path, 2 light sources of the laser module 5 are provided, 2 reagents can be stored in the reagent cavity 11, and the reagent cavity 11 provides the reagents for the liquid adding three tubes 2-1. The heating rod 6, the temperature sensor 7 and the thermal protection component 10 are all installed in the base 20, the reagent cavity 11 is arranged between the base 20 and the rear seat 12, the heat preservation cover 9 is sleeved on the base 20, the reaction cup 1 installed on the base 20 and the reaction cup are completely located inside the heat preservation cover 9, and a through hole corresponding to the cup opening of the reaction cup 1 is formed in the upper portion of the heat preservation cover 9. The whole blood detection device can be controlled at constant temperature, and is heated by the electric heating rod, and the base transfers heat into the reaction cup, so that the reaction cup reaches the optimal incubation temperature; reagent cavity 11 is placed at the rear side of base, and the base spreads heat into reagent cavity, preheats in advance for the reagent. The receiving part 8 is a photovoltaic cell.
The utility model discloses an expanded blood detection device's of passageway work flow is shown in figure 4, carries out normal detection achievement during, adds sample and reagent earlier in the reaction cup, makes laser module transmission laser again to the sample in the reaction cup on, laser is received by receiving element after the sample scattering and reachs the testing result, and the reaction back waste liquid is then through flowing back base discharge, detects the end. If the reaction cup needs to be replaced, the fastener is opened, the three liquid feeding pipes are removed, the reaction cup is rotated by a certain angle and removed, a new reaction cup is replaced and fixed, the three liquid feeding pipes are installed, and the reaction cup is replaced.
The utility model discloses a blood detection device still easily carries out the function extension, only needs to increase the quantity of testing channel and corresponds the reagent kind quantity of storing in light source quantity, the reagent cavity that increases laser module and just can carry out polytype detection to the blood sample simultaneously.

Claims (10)

1. A channel-expandable blood detection device is characterized by comprising a laser module (5), a receiving part (8), a reagent cavity (11) and at least one detection channel, wherein the detection channel comprises a reaction cup (1), a liquid adding tee (2-1), a liquid discharging base (4) and a base (20), and the reaction cup (1) is fixed on the base (20); the liquid adding three pipe (2-1) is arranged above the reaction cup (1) and is opposite to the cup mouth of the reaction cup (1) and is used for adding a reagent into the reaction cup (1); the liquid discharge base (4) is arranged below the reaction cup (1), corresponds to a liquid discharge port of the reaction cup (1), and is used for discharging liquid in the reaction cup (1) to other parts; the number of light sources of the laser module (5) and the number of types of reagents stored in the reagent cavity (11) correspond to the number of detection channels; the reagent cavity (11) provides reagent for the liquid feeding three pipes (2-1); the laser module (5) emits laser to the sample in the reaction cup (1), and the laser is received by the receiving component (8) after being scattered by the sample.
2. The channel-expandable blood test device according to claim 1, wherein the reaction cup (1) is in a funnel shape with a cup mouth size larger than a bottom surface size, the outer side wall of the lower portion of the reaction cup (1) is provided with at least one clamping protrusion (1-1), the base (20) is provided with a mounting hole corresponding to the reaction cup (1) in shape and a slideway matched with the clamping protrusion (1-1), the reaction cup (1) rotates at any angle after entering the mounting hole, the outer side wall of the reaction cup (1) is abutted against the side wall of the mounting hole, and the clamping protrusion (1-1) is abutted against the bottom surface of the base (20), so that the reaction cup (1) is fixed on the base (20).
3. The channel-expandable blood test device according to claim 2, wherein the drainage base (4) is fixed to the bottom surface of the base (20), the drainage base (4) is provided with a drainage nozzle corresponding to the drainage port of the reaction cup (1), and the drainage port of the reaction cup (1) is communicated with the drainage nozzle when the reaction cup (1) is fixed to the base (20).
4. The channel-expandable blood test device according to claim 3, wherein the test channel further comprises a sealing gasket (3), a groove corresponding to the bottom surface of the reaction cup (1) is formed in the drainage base (4), the sealing gasket (3) is disposed in the groove, a through hole is formed in the sealing gasket (3) and corresponds to the drainage nozzle, when the reaction cup (1) is fixed on the base (20), the bottom surface of the reaction cup (1) is pressed against the sealing gasket (3), and the drainage port of the reaction cup (1) passes through the through hole in the sealing gasket (3) and is communicated with the drainage nozzle.
5. The channel-expandable blood detection device according to claim 1, further comprising a liquid feeding triple tube rack (2), a carrying rack (13) and a buckle (14), wherein the liquid feeding triple tube (2-1) is installed on the liquid feeding triple tube rack (2), and the liquid feeding triple tube rack (2) is fixed on the carrying rack (13) through the buckle (14).
6. The channel-expandable blood test device according to claim 1, further comprising a rear seat (12) and a front seat (15), wherein one end of the laser module (5) is fixed on the rear seat (12) and the other end is fixed on the front seat (15), and the rear seat (12), the base (20) and the receiving component (8) are arranged in sequence and located on the same optical path.
7. The channel-expandable blood test device according to claim 1, further comprising a temperature control system consisting of a heating rod (6), a temperature sensor (7) and a thermal protection member (10), wherein the heating rod (6), the temperature sensor (7) and the thermal protection member (10) are all installed in the base (20), and the reagent chamber (11) is disposed on one side of the base (20).
8. The channel-expandable blood detection device according to claim 7, further comprising a heat-insulating cover (9), wherein the heat-insulating cover (9) is sleeved on the base (20), the reaction cup (1) mounted on the base (20), and the reagent cavity (11) are completely located inside the heat-insulating cover (9), and a through hole corresponding to a cup opening of the reaction cup (1) is arranged above the heat-insulating cover (9).
9. The channel-expandable blood test device of claim 1, wherein the test channels are two, the laser module (5) comprises a light source for CRP test and a light source for SAA test, and the reagent chamber (11) stores reagents for CRP test and SAA test.
10. The channel-expandable blood test device according to claim 1, wherein the receiving member (8) is a photocell.
CN202020143102.XU 2020-01-22 2020-01-22 Channel-expandable blood detection device Active CN211697816U (en)

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Application Number Priority Date Filing Date Title
CN202020143102.XU CN211697816U (en) 2020-01-22 2020-01-22 Channel-expandable blood detection device

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Application Number Priority Date Filing Date Title
CN202020143102.XU CN211697816U (en) 2020-01-22 2020-01-22 Channel-expandable blood detection device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021147407A1 (en) * 2020-01-22 2021-07-29 宁波美康盛德生物科技有限公司 Channel-expandable blood detection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021147407A1 (en) * 2020-01-22 2021-07-29 宁波美康盛德生物科技有限公司 Channel-expandable blood detection device

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