CN110133310B - Biochemical analyzer - Google Patents

Biochemical analyzer Download PDF

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Publication number
CN110133310B
CN110133310B CN201910381338.9A CN201910381338A CN110133310B CN 110133310 B CN110133310 B CN 110133310B CN 201910381338 A CN201910381338 A CN 201910381338A CN 110133310 B CN110133310 B CN 110133310B
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water
storage tank
circulating
refrigerating
heat exchange
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CN110133310A (en
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吴海波
郭成哲
赵宇
池城
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Neusoft Weiteman Biotechnology Shenyang Co ltd
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Neusoft Weiteman Biotechnology Shenyang Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N2035/00346Heating or cooling arrangements
    • G01N2035/00356Holding samples at elevated temperature (incubation)
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N2035/00346Heating or cooling arrangements
    • G01N2035/00435Refrigerated reagent storage
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N2035/00346Heating or cooling arrangements
    • G01N2035/00445Other cooling arrangements
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N35/1004Cleaning sample transfer devices

Abstract

The invention discloses a biochemical analyzer, which comprises a reagent refrigerating system, a reaction disc incubating system and a biochemical cleaning system, wherein the reagent refrigerating system comprises a plurality of groups of refrigerating components, each group of refrigerating components respectively comprises a water cooling module and a semiconductor refrigerating piece, the reaction disc incubating system and the biochemical cleaning system are provided with a water storage tank for supplying water to the reaction disc incubating system and heating water, a circulating water path of the reagent refrigerating system is provided with a heat exchange component, and the heat exchange component is used for heating water in the water storage tank through heat exchange. The biochemical analyzer not only can improve the refrigerating efficiency of the reagent refrigerating system, but also can reduce the power and the power consumption of the heating part of the water storage tank and the air quantity, noise and cost of the fan radiator, and has very remarkable energy-saving effect.

Description

Biochemical analyzer
Technical Field
The invention relates to the technical field of biochemical analysis equipment, in particular to a biochemical analyzer with an energy-saving circulating device.
Background
In order to ensure the stability of the reagent, the temperature of the reagent placed on the reagent tray of the biochemical analyzer needs to be kept at 2-8 ℃, and the reagent cavity of the full-automatic biochemical analyzer needs to be refrigerated and refrigerated to ensure the temperature of the reagent. When the device works, heat generated by the Peltier heat release surface is circulated in the waterway and discharged through the fan radiator.
The reaction disc incubation system is one of key components of the full-automatic biochemical analyzer, and is used for accurately controlling the temperature of a reaction liquid formed by mixing a sample and a reagent, so that the temperature rising speed and the temperature control precision of the reaction liquid have great influence on the accuracy of a measurement result, and the influence of temperature change on the detection result is particularly obvious for detection items with enzyme substances participating in the reaction. The temperature in the reaction disk of the full-automatic biochemical analyzer needs to be kept in a constant temperature environment of 37+/-0.1 ℃ so as to ensure that the mixed liquid in the reaction cup is detected to obtain an accurate result at the temperature, and a stable temperature value is obtained through a temperature control algorithm.
The biochemical cleaning system comprises needle outer wall cleaning and cuvette cleaning, the needle outer wall and cuvette are cleaned by warm water, the temperature is generally kept at 35-38 ℃, the warm water cleaning effect is better than that of cold water cleaning, dirt can be liquefied after the temperature is increased, the fluidity is increased, and the dirt is easy to be carried away by water.
At present, two schemes of reagent refrigerating systems are mainly adopted, one scheme is that an air compressor is used for refrigerating, cold water generated by the compressor is conveyed into a reagent cavity with an interlayer through a circulating pump, so that the temperature in the reagent cavity is reduced, and the reagent is cooled and reaches the requirement. The other is Peltier refrigeration, the heat absorption surface of which is closely attached to the bottom surface or the side surface of the reagent cavity, and absorbs the temperature inside the cavity, so that the temperature inside the reagent cavity is reduced, and the cooling temperature of the reagent reaches the requirement. The heat release surface transmits the generated heat to the circulating waterway through the components thereof, and then is discharged through the fan and the radiator; the Peltier heat absorbing surface can be directly contacted with water in the water tank, the generated cold water is conveyed into the reagent cavity with the interlayer through the circulating pump, and the heat releasing surface is attached to the fan radiator to discharge heat.
The reaction plate incubation system and the biochemical cleaning system are characterized in that pure water is heated by a heating rod arranged in a water storage tank to respectively supply hot water to the two systems, the water temperature of a water tank is controlled to be 34-35 ℃ through a temperature control algorithm, one path of the hot water is supplied to the biochemical cleaning system, the other path of the hot water is supplied to the reaction plate incubation system, the temperature of the hot water supplied to the reaction plate incubation system is controlled to be 37+/-0.1 ℃ through the temperature control algorithm, and the incubation modes mainly comprise four incubation modes of air bath constant temperature type, solid direct heating type, water bath circulation type and constant temperature liquid circulation heating.
The reagent refrigerating system, the reaction plate incubation system and the biochemical cleaning system are completely independent, the systems are not connected, heat cannot be circularly exchanged, preheating cannot be performed, heating time is long, waste is caused, energy is not saved, and meanwhile, the defects of high-power heating rods, heat dissipation fans, high cost, high power consumption, high noise and the like are caused.
Disclosure of Invention
The invention aims to provide a biochemical analyzer which is more energy-saving.
In order to achieve the above object, the invention provides a biochemical analyzer, which comprises a reagent refrigerating system, a reaction plate incubating system and a biochemical cleaning system, wherein the reagent refrigerating system comprises a plurality of groups of refrigerating components, each group of refrigerating components respectively comprises a water cooling module and a semiconductor refrigerating piece, the reaction plate incubating system and the biochemical cleaning system are provided with water storage tanks for supplying water to the reaction plate incubating system and heating water, the circulating water paths of the plurality of groups of refrigerating components are provided with heat exchange components, and the heat exchange components are used for heating the water in the water storage tanks through heat exchange.
Preferably, the heat exchange component is a cooling coil; the cooling coil is arranged inside the water storage tank so as to preheat water in the water storage tank.
Preferably, the heat exchange component is a heat exchanger; one heat exchange passage of the heat exchanger is communicated with the circulating waterway of the refrigerating assembly, and the other heat exchange passage of the heat exchanger is communicated with the circulating waterway of the water storage tank.
Preferably, a radiator, a cooling water buffer container and a first circulating pump which are positioned at the downstream of the heat exchange component are arranged on the circulating water path of the refrigeration assembly.
Preferably, the cooling water buffer container is provided with a water filling port, a water discharging port and a floating ball switch.
Preferably, the water storage tank is provided with a water filling port, a water discharging port, a heating component, a temperature sensor and a float switch.
Preferably, a second circulating pump is arranged on the water outlet pipeline of the water storage tank; the water outlet pipeline of the second circulating pump is provided with a first branch pipeline, the first branch pipeline is communicated with the water return port of the water storage tank to form a circulating water path, and the circulating water path is provided with a first control valve.
Preferably, a second branch pipeline is arranged on the water outlet pipeline of the second circulating pump, and the second branch pipeline leads to a cleaning part of the biochemical cleaning system and is provided with a second control valve.
Preferably, a third branch pipeline is arranged on the water outlet pipeline of the second circulating pump, and the third branch pipeline is communicated with an incubation tray of the reaction tray incubation system and is provided with a third control valve.
Preferably, an incubation tray of the reaction tray incubation system is provided with an incubation circulating water path, and a third circulating pump, a second radiator, a temperature sensor and a heating component are arranged on the incubation circulating water path.
According to the biochemical analyzer provided by the technical scheme, the reagent refrigerating system is combined with the reaction disc incubation system and the biochemical cleaning system through the heat exchanger, so that heat generated by the reagent refrigerating system can be exchanged into the reaction disc incubation system and the biochemical cleaning system, pure water in the water storage tank is preheated through the heat exchanger, ideal temperature can be obtained through a temperature control means, meanwhile, the power and the power consumption of a heating part of the water storage tank are reduced, part of heat in the reagent refrigerating system is recovered by the pure water in the water storage tank, the refrigerating effect is obviously improved compared with that of a previous independent refrigerating system, and the air quantity, noise and cost of a cooling fan of the biochemical analyzer can be reduced.
Drawings
FIG. 1 is a schematic diagram of a biochemical analyzer according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a biochemical analyzer according to another embodiment of the present invention.
In the figure:
1. water cooling module 2 Peltier 3, water level sensor 4-1, 4-2, radiator 5, pressure gauge 6-1, first circulation pump 6-2, second circulation pump 6-3, third circulation pump 7, reservoirs 8-1, 8-2, float switches 9-1, 9-2, temperature sensor 10-1, 10-2, heating rod 11, cooling coil 12, cooling buffer bottle 13, first control valve 14, second control valve 15, third control valve 16, fourth control valve 17, brazed plate heat exchanger
Detailed Description
In order to better understand the aspects of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
In the present specification, the terms "upper, lower, inner, outer" and the like are established based on the positional relationship shown in the drawings, and the corresponding positional relationship may be changed according to the drawings, so that the terms are not to be construed as absolute limitation of the protection scope; moreover, relational terms such as "first" and "second", and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
Referring to fig. 1, fig. 1 is a schematic diagram of a biochemical analyzer according to an embodiment of the present invention.
As shown in the figure, in a specific embodiment, the biochemical analyzer provided by the invention is a full-automatic biochemical analyzer, and a left dotted line diagram frame is a reagent refrigerating system pipeline diagram and comprises a water cooling module 1, a Peltier 2, a radiator 4-1, a first circulating pump 6-1, a floating ball switch 8-1 and a cooling water buffer bottle 12.
The water cooling module 1 and the Peltier 2 (other types of semiconductor refrigerating pieces can be adopted) are assembled to form refrigerating components, the refrigerating components are arranged on the bottom surface or the side surface of the reagent cavity, the number of groups and the series-parallel connection mode are determined according to the volume of the reagent cavity and the flow rate and flow rate of circulating water, six groups of refrigerating components are taken as examples in the drawing, the left three groups of refrigerating components are distributed in an inverted-delta shape and are sequentially connected in series, the right three groups of refrigerating components are also distributed in an inverted-delta shape and are sequentially connected in series, the left three groups of refrigerating components and the right three groups of refrigerating components are connected in parallel through the same water inlet end and the same water outlet end, and the parallel water outlet ends of the left three groups of refrigerating components and the right three groups of refrigerating components are sequentially connected with the cooling coil 11, the radiator 4-1, the cooling water buffer bottle 12 and the circulating pump 6 through silica gel hoses to form a circulating water path of the reagent refrigerating circulation system.
The cooling coil 11 is arranged inside the water storage tank 7 to heat water in the water storage tank, pure water in the cooling water buffer bottle 12 is conveyed into the Peltier 2 and the water cooling module 1 through the first circulating pump 6-1 during operation, heat released by the Peltier 2 during refrigeration is exchanged by circulating the pure water in the cooling coil 11, the pure water in the water storage tank 7 can be heated, corresponding heat can be quickly dissipated, the rest of heat is discharged to the outside of the machine through the radiator 4-1, and the pure water flows into the cooling water buffer bottle 12 to continue circulation.
The cooling water buffer bottle 12 is provided with a water filling port, a water discharging port and a floating ball switch 8-1, when the water level in the cooling water buffer bottle 12 is insufficient, the floating ball switch 8-1 gives an alarm, corresponding pure water can be filled through the water filling port, and when the whole circulating pipeline needs to be maintained, the pure water is discharged through the water discharging port.
The right broken line picture frame is a pipeline diagram of the reaction disc incubation system and the biochemical cleaning system, and comprises a water level sensor 3, a radiator 4-2, a pressure gauge 5, a second circulating pump 6-2, a third circulating pump 6-3, a water storage tank 7, a float switch 8-2, a temperature sensor 9-1, a temperature sensor 9-2, a heating rod 10-1, a heating rod 10-2, a cooling coil 11, a first control valve 13, a second control valve 14, a third control valve 15 and a fourth control valve 16, wherein the first control valve 13 is a ball valve for controlling the on-off and flow of a waterway where the first control valve 13 is located, the second control valve 14, the third control valve 15 and the fourth control valve 16 are two-position two-way electromagnetic valves, when the first control valve is in a left position, the control valve is turned off, when the first control valve is in a right position, the on-off of the waterway where the first control valve is located can be controlled, so that the water supply and the water drainage control of the reaction disc system and the biochemical cleaning system can be realized.
The water outlet pipeline of the water storage tank 7 is provided with a second circulating pump 6-2, the water outlet pipeline of the second circulating pump 6-2 is provided with a first branch pipeline, the first branch pipeline is communicated with the water return port of the water storage tank 7 to form a circulating water path, and the circulating water path is provided with a first control valve 13; the water outlet pipeline of the second circulating pump 6-2 is provided with a second branch pipeline which leads to a cleaning component of the biochemical cleaning system and is provided with a second control valve 14; the water outlet pipeline of the second circulating pump 6-2 is provided with a third branch pipeline which is communicated with an incubation tray of the reaction tray incubation system and is provided with a third control valve 15.
The circulating waterway of the reaction disc incubation system is provided with a third circulating pump 6-3, a radiator 4-2, a temperature sensor 9-2 and a heating rod 10-2. While the heat sinks 4-1, 4-2 are shown as fan heat sinks, it will be appreciated that other types of heat sinks may be used in addition to fan heat sinks.
The floating ball switch 8-2, the temperature sensor 9-1, the heating rod 10-1 and the cooling coil 11 are arranged in the water storage tank 7, pure water is added into the water storage tank 7 through a water filling port to the detection position of the floating ball switch 8-2, the heat of the heating rod 10-1 and the cooling coil 11 heats the water in the water storage tank 7, the temperature is regulated to be 34-35 ℃ through a temperature control algorithm, the water is conveyed to a reaction disc incubation system through a second circulating pump 6-2, the water is conveyed to a biochemical cleaning system (needle outer wall cleaning and cuvette cleaning) through a first control valve 13, the water flows back to the water storage tank 7 through a first control valve 13, and the purpose of setting the first control valve 13 is to control the reflux speed of the second circulating pump 6-2 through regulating the opening of a valve port of the first control valve, so that the output water pressure of the biochemical cleaning system is adjustable.
When the system works, the third control valve 15 is started, hot water in the water storage tank 7 is conveyed into the incubation plate through the second circulating pump 6-2, when the water level sensor 3 detects a set water level, the third control valve 15 is closed, the third circulating pump 6-3 arranged in an incubation circulating waterway starts working, hot water starts circulating, when the temperature sensor 9-2 detects that the water temperature is lower than 37 ℃, the heating rod 10-2 starts heating, when the temperature sensor 9-2 detects that the water temperature is higher than 37 ℃, the heating rod 10-2 does not work, negative temperature regulation is started, the radiator 4-2 is started for radiating, finally, the temperature is regulated to 37 ℃ +/-0.1 ℃ through PWM pulse width modulation and PID temperature control algorithm, an ideal and stable temperature value is achieved, and when the system is maintained, the fourth control valve 16 is started to discharge water through a water outlet.
The water temperature of the biochemical cleaning system is kept at 34-35 ℃, namely the temperature of the water storage tank after temperature control, and the second control valve 14 is opened to directly supply water to the outer wall of the needle and the cuvette.
The reagent refrigerating system, the reaction disc incubation system and the biochemical cleaning system of the biochemical analyzer are combined together through the cooling coil 11, the cooling coil 11 is arranged in the water storage tank 7, hot water generated by the reagent refrigerating system circulates in the cooling coil 11, pure water in the water storage tank 7 is preheated through the cooling coil 11 by heat generated by the reagent refrigerating system, part of the heat is recovered by the pure water in the water storage tank 7, cold water and hot water exchange each other, cold water in the water storage tank 7 is preheated, the purposes of heat exchange and energy conservation are achieved, and the reaction disc incubation system and the biochemical cleaning system control the heating system through respective temperature control modules to finally obtain a stable set temperature value.
Referring to fig. 2, fig. 2 is a schematic diagram illustrating a pipeline of another biochemical analyzer according to an embodiment of the invention.
As shown in the figure, compared with the previous embodiment, the present embodiment adopts the brazing type plate heat exchanger 17 arranged outside the water storage tank 7 to replace the cooling coil 11, one heat exchange path of the brazing type plate heat exchanger 17 is communicated with the circulating water path of the reagent refrigerating system, the other heat exchange path of the circulating water path of the reagent refrigerating system is communicated with the circulating water path of the water storage tank, when the first control valve 13 is opened, one water output from the second circulating pump 6-2 enters the brazing type plate heat exchanger 17 after passing through the first control valve 13, and returns to the water storage tank 7 after heat exchange with hot water of the reagent refrigerating system, so that the purpose of the present invention can be realized, and the other structures are basically the same as the above embodiments, and reference is made to the above.
The brazing type plate heat exchanger 17 mainly comprises front and rear end plates, copper foils, connecting pipes and other parts, the brazing type plate heat exchanger consists of stamping formed concave-convex stainless steel plates, concave-convex lines of two adjacent plates are oppositely combined at 180 degrees, so that the convex-concave ridge lines of the two plates form staggered contact points, and after the contact points are combined by vacuum welding, a high-pressure resistant staggered channel system of the plate heat exchanger is formed, and the staggered channel system is used for enabling fluid of the plate heat exchanger to generate strong turbulence so as to achieve a heat transfer effect.
If the incubation mode is air bath or solid direct heating, the reagent refrigerating system only exchanges heat with the biochemical cleaning system to achieve the purpose of energy-saving circulation.
The above embodiments are merely preferred embodiments of the present invention, and are not limited thereto, and on the basis of these, specific adjustments may be made according to actual needs, thereby obtaining different embodiments. For example, the hot water of the reagent refrigeration system is passed through other forms of heat exchange components to heat the water in the water reservoir; alternatively, other components may be omitted or added to the tubing shown in the figures; or, the water inlet pipeline and the circulating water pipeline of the incubation plate are independent from each other, have no shared part, and the like. This is not illustrated here, as there are many possible implementations.
The invention realizes the heat exchange between the heat generated by the reagent refrigerating system and the pure water in the water storage tank 7 through the cooling coil 11 and the brazing type plate heat exchanger 17, achieves the aim of preheating, and has shorter time for the system to reach the ideal temperature.
The water filling port of the water storage tank 7 is continuously filled with water, the water temperature in winter is relatively low, the heating rod 10-1 is difficult to heat to an ideal temperature in a specified time, when the temperature of the water is too low, the system alarm is possibly caused, the experimental value is influenced, the water in the water storage tank 7 is preheated by utilizing the heat generated by the reagent refrigerating system, and the defects and risks are well solved.
Moreover, the water storage tank 7 receives a part of heat generated by the reagent refrigerating system, compared with the prior art, the heating rod 10-1 has lower power consumption, is more energy-saving, has a refrigerating effect of the reagent refrigerating system which is shorter than that of the prior independent system, and has shorter refrigerating temperature reaching time, and the radiator 4-1 can be a fan and a radiator which have smaller structure, smaller air quantity, lower noise and lower cost compared with the prior independent system.
The biochemical analyzer provided by the invention is described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the invention. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.

Claims (5)

1. The biochemical analyzer comprises a reagent refrigerating system, a reaction disc incubating system and a biochemical cleaning system, wherein the reagent refrigerating system comprises a plurality of groups of refrigerating components, each group of refrigerating components respectively comprises a water cooling module (1) and a semiconductor refrigerating piece, the reaction disc incubating system and the biochemical cleaning system are provided with a water storage tank (7) for supplying water to the reaction disc incubating system and heating the water, and the biochemical analyzer is characterized in that a heat exchange part is arranged on a circulating water path of the reagent refrigerating system and is used for heating the water in the water storage tank (7) through heat exchange; a radiator (4-1), a cooling water buffer container and a first circulating pump (6-1) which are positioned at the downstream of the heat exchange component are arranged on a circulating waterway of the reagent refrigerating system; a second circulating pump (6-2) is arranged on the water outlet pipeline of the water storage tank (7); a first branch pipeline is arranged on the water outlet pipeline of the second circulating pump (6-2), the first branch pipeline is communicated with a water return port of the water storage tank (7) to form a circulating waterway, and a first control valve (13) is arranged on the circulating waterway; a second branch pipeline is arranged on the water outlet pipeline of the second circulating pump (6-2), and the second branch pipeline is communicated with a cleaning part of the biochemical cleaning system and is provided with a second control valve (14); a third branch pipeline is arranged on the water outlet pipeline of the second circulating pump (6-2), and the third branch pipeline is communicated with an incubation tray of the reaction tray incubation system and is provided with a third control valve (15); the circulating waterway of the reaction disc incubation system is provided with a third circulating pump (6-3), a second radiator (4-2), a temperature sensor (9-2) and a heating component.
2. The biochemical analyzer according to claim 1, characterized in that the heat exchange component is a cooling coil (11); the cooling coil (11) is arranged inside the water storage tank (7) so as to preheat water in the water storage tank (7).
3. The biochemical analyzer according to claim 1, characterized in that the heat exchange component is a heat exchanger (17); one heat exchange passage of the heat exchanger (17) is communicated with a circulating water passage of the reagent refrigerating system, and the other heat exchange passage of the heat exchanger (17) is communicated with a circulating water passage of the water storage tank (7).
4. The biochemical analyzer according to claim 1, wherein the cooling water buffer container is provided with a water filling port, a water discharging port and a float switch (8-1).
5. The biochemical analyzer according to claim 4, characterized in that the water reservoir (7) is provided with a water filling port, a water discharging port, a heating part, a temperature sensor (9-1) and a float switch (8-2).
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CN113419576A (en) * 2021-07-08 2021-09-21 安徽伊普诺康生物技术股份有限公司 Temperature control system of protein analyzer
CN114281127B (en) * 2021-12-22 2023-07-25 广州蓝勃生物科技有限公司 Reagent card incubation system, reagent card incubation method and storage medium

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