CN220703654U - Automatic pure water supplementing device for nucleic acid molecule hybridization instrument and nucleic acid molecule hybridization instrument - Google Patents

Abstract

The utility model relates to an automatic pure water supplementing device of a nucleic acid molecule hybridization instrument, which comprises a water source, a water supply pipe, a water container, a buoyancy water valve, a mounting piece matched with the buoyancy water valve to close or open a water supplementing port, and a water delivery pipe connected with a water inlet of the nucleic acid molecule hybridization instrument; the water container is provided with a water supplementing port and a water conveying port, one end of the water supply pipe is connected with a water source in a sealing way, and the other end of the water supply pipe is connected with the water supplementing port in a sealing way; the installation part is fixedly installed in the water container, the installation part is positioned at the water supplementing port, and the buoyancy water valve is placed in the installation part and movably connected relative to the installation part to close or open the water supplementing port; one end of the water delivery pipe is connected with the water delivery port in a sealing way, and the other end of the water delivery pipe is connected with the water inlet of the nucleic acid molecule hybridization instrument in a sealing way. The utility model also relates to a nucleic acid molecule hybridization instrument. The utility model can conveniently supplement pure water to the nucleic acid molecule hybridization instrument by arranging the automatic pure water supplementing device, reduces the workload, and belongs to the technical field of nucleic acid molecule hybridization instruments.

Description

Automatic pure water supplementing device for nucleic acid molecule hybridization instrument and nucleic acid molecule hybridization instrument

Technical Field

The utility model relates to the technical field of nucleic acid molecule hybridomas, in particular to an automatic pure water supplementing device for a nucleic acid molecule hybridomas and the nucleic acid molecule hybridomas.

Background

The full-automatic nucleic acid molecule hybridization instrument is used as one of main equipment for department detection, and because of the large quantity of the full-automatic nucleic acid molecule hybridization instrument, the full-automatic nucleic acid molecule hybridization instrument needs to be supplemented with pure water and discharged with waste liquid every day, when the pure water is supplemented, a pure water barrel needs to be manually lifted to a pure water port, the pure water port is fully connected with the full-automatic nucleic acid molecule hybridization instrument and then is lifted back to the instrument, so that the pure water is easy to pollute, and in addition, the full-automatic nucleic acid molecule hybridization instrument has high physical requirements and can easily pollute the ground, so that the sanitary pressure is increased, the time and the labor are wasted, and the daily workload is greatly increased.

As disclosed in the prior patent CN 106282007a, a nucleic acid molecule hybridization instrument comprises: the device comprises a shell, a reaction platform, a liquid injection needle, a liquid injection pump, a liquid storage tank, a temperature sensor, a temperature regulating device and a controller; the reaction platform and the liquid injection needle can be arranged in the shell in a relatively moving way, the liquid injection pump is connected with the liquid injection needle and the liquid storage tank, a first electric control valve is arranged on a pipeline connected with the liquid injection pump and the liquid injection needle, a second electric control valve is arranged on a pipeline between the liquid injection pump and the liquid storage tank, the temperature sensor is positioned in the liquid storage tank, the temperature regulating device is used for heating or cooling the liquid storage tank, and the controller is connected with the temperature regulating device, the temperature sensor and the liquid injection pump. The nucleic acid molecule hybridization instrument disclosed in the patent needs to pour pure water into the liquid storage tank firstly, then the pure water in the liquid storage tank is conveyed to the liquid injection needle through the liquid injection pump, and the pure water is needed to be supplemented to the liquid storage tank repeatedly every time the pure water of the liquid storage tank is used up, so that time and labor are wasted.

Disclosure of Invention

The utility model aims to provide an automatic pure water supplementing device for a nucleic acid molecular hybridization instrument, which solves the problems that the existing nucleic acid molecular hybridization instrument needs to pour pure water into a liquid storage tank firstly, then the pure water in the liquid storage tank is conveyed to a liquid injection needle through a liquid injection pump, and the pure water supplementing of the liquid storage tank needs to be repeated every time the pure water of the liquid storage tank is used up, so that time and labor are wasted.

Another object of the utility model is: provides a nucleic acid molecule hybridization instrument, which solves the problem that the existing nucleic acid molecule hybridization instrument can not automatically supplement pure water.

The technical scheme is as follows:

an automatic pure water supplementing device of a nucleic acid molecular hybridization instrument comprises a water source, a water supply pipe, a water container, a buoyancy water valve, a mounting piece matched with the buoyancy water valve to close or open a water supplementing port and a water conveying pipe connected with a water inlet of the nucleic acid molecular hybridization instrument; the water container is provided with a water supplementing port and a water conveying port, one end of the water supply pipe is connected with a water source in a sealing way, and the other end of the water supply pipe is connected with the water supplementing port in a sealing way; the installation part is fixedly installed in the water container, the installation part is positioned at the water supplementing port, and the buoyancy water valve is placed in the installation part and movably connected relative to the installation part to close or open the water supplementing port; one end of the water delivery pipe is connected with the water delivery port in a sealing way, and the other end of the water delivery pipe is connected with the water inlet of the nucleic acid molecule hybridization instrument in a sealing way.

In one embodiment, the mounting piece is of a cylindrical structure with one end open and the inside hollow, the open end of the mounting piece is fixedly connected with the inner side wall of the water container, and the opening of the mounting piece surrounds the water supplementing port; the bottom of the mounting piece is provided with a fine hole for containing liquid to go in and out; the lateral wall of installed part is equipped with a plurality of apopores, and a plurality of apopores all are located near the open end of installed part.

In one embodiment, the plurality of water outlets are uniformly distributed along the circumference of the mounting member.

In one embodiment, the buoyancy water valve comprises a ball and a first sliding column, the ball is fixed at one end of the first sliding column, the cross section of the water supplementing port is circular, and the diameter of the ball is larger than that of the water supplementing port; the ball and the first sliding column are movably connected with each other through the mounting piece.

In one embodiment, the buoyancy water valve comprises a cone and a second sliding column, the bottom plane of the cone is fixedly connected with one end of the second sliding column, the cross section of the water supplementing port is circular, and the maximum diameter of the cross section of the cone is larger than the diameter of the water supplementing port; the cone and the second sliding column are both movably connected with the mounting piece.

In one embodiment, the other end of the water pipe is connected with a shunt pipe, the shunt pipe is provided with a plurality of shunt interfaces, the shunt pipe is also provided with a main interface, the plurality of shunt interfaces are distributed at equal intervals along the length direction of the shunt pipe, and the main interface is positioned on the opposite side of the shunt interfaces; the main interface is connected with the other end of the water delivery pipe in a sealing way; wherein, a shunt interface is connected with a water inlet of a nucleic acid molecule hybridization instrument in a sealing way.

In one embodiment, a water valve is mounted on the water pipe.

In one embodiment, the water container is a cubic structure or a cylindrical structure with a hollow interior, and the internal volume of the water container is 15-25L.

In one embodiment, the water container is made of acrylic plates.

The nucleic acid molecule hybridization instrument includes automatic water purifier and main body, and the water inlet of the main body is connected to the other end of the water pipe.

The technical scheme provided by the utility model has the following advantages and effects:

according to the utility model, the water source is connected with the water source through the water container so that the water source can continuously supply water into the water container, and then the buoyancy water valve is arranged on the water container so as to realize that the buoyancy water valve is far away from the water supplementing port of the water container when the pure water content in the water container is low, the blocking of the water supplementing port is removed, the water source can supply water into the water container, and when the pure water content in the water container reaches a higher water level, the water in the water container pushes the buoyancy water valve to the water supplementing port, the water supplementing port is blocked, and the automatic water supplementing process of the water container is completed; the pure water in the water container is conveyed to the nucleic acid molecule hybridization instrument through the water conveying port, the process of automatically supplementing the pure water to the nucleic acid molecule hybridization instrument is completed, the pure water is not required to be manually and repeatedly supplemented to the liquid storage container of the nucleic acid molecule hybridization instrument, too many detection instruments are not required to be arranged to detect the pure water content of the water container, the workload of operators is reduced, and meanwhile, the device is low in cost and high in universality.

Drawings

FIG. 1 is a perspective view showing an assembly of an automatic pure water replenishment device of a nucleic acid molecule hybridization apparatus and a nucleic acid molecule hybridization apparatus.

FIG. 2 is a perspective view showing another aspect of the assembly of an automatic pure water replenishment device for a nucleic acid molecule hybridization apparatus with the nucleic acid molecule hybridization apparatus.

FIG. 3 is a perspective view showing a third view of the assembly of the nucleic acid molecule hybridization apparatus and the automatic pure water replenishment device.

FIG. 4 is a schematic illustration of a water container connected to a water source.

Fig. 5 is a perspective view of the water container connected to a water source.

Fig. 6 is a cross-sectional view A-A of fig. 4.

Fig. 7 is a perspective view of the water container.

Fig. 8 is a perspective view of the outer cover.

Fig. 9 is a perspective view of one buoyancy valve in an embodiment.

Fig. 10 is a perspective view of another buoyancy valve in an embodiment.

Fig. 11 is a perspective view of a shunt.

Fig. 12 is a schematic view of a shunt.

Fig. 13 is a perspective view of one mounting member of the embodiment.

Fig. 14 is a top view of the mount of fig. 13.

Fig. 15 is a perspective view of another mount of an embodiment.

Fig. 16 is a front view of the mount of fig. 15.

Fig. 17 is a B-B cross-sectional view of the mount of fig. 15.

Wherein 1 is a water container, 2 is a water source, 3 is a water supply pipe, 4 is an outer cover, 5 is a water pipe, 6 is a shunt pipe, 7 is a shunt interface, 8 is a nucleic acid molecule hybridization instrument, 9 is a switch of a faucet, 10 is a total joint, 11 is a water delivery port, 12 is a mounting piece, 13 is a buoyancy water valve, 14 is a water supplementing port, 15 is a through hole, 16 is a second sliding column, 17 is a cone, 18 is a first sliding column, 19 is a sphere, 20 is a traction wire, 21 is a water outlet, and 22 is a pore.

Detailed Description

In order that the utility model may be readily understood, a more particular description of specific embodiments thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

As used herein, the terms "first and second …" are used merely to distinguish between names and not to represent a particular number or order unless otherwise specified or defined.

The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items, unless specifically stated or otherwise defined.

The term "fixed" or "connected" as used herein may be directly fixed or connected to an element, or indirectly fixed or connected to an element.

As shown in fig. 1-6, the device for automatically supplementing pure water for the nucleic acid molecule hybridization instrument 8 provided by the embodiment comprises a water source 2, a water supply pipe 3, a water container 1, a buoyancy water valve 13, an installation piece 12 matched with the buoyancy water valve 13 to close or open a water supplementing port 14, and a water delivery pipe 5 connected with a water inlet of the nucleic acid molecule hybridization instrument 8; the water container 1 is provided with a water supplementing port 14 and a water delivering port 11, one end of the water supply pipe 3 is connected with the water source 2 in a sealing way, and the other end of the water supply pipe 3 is connected with the water supplementing port 14 in a sealing way; the installation piece 12 is fixedly installed in the water container 1, the installation piece 12 is positioned at the water supplementing port 14, and the buoyancy water valve 13 is placed in the installation piece 12 and is movably connected relative to the installation piece 12 to close or open the water supplementing port 14; one end of the water delivery pipe 5 is in sealing connection with the water delivery port 11, and the other end of the water delivery pipe 5 is in sealing connection with the water inlet of the nucleic acid molecule hybridization instrument 8. In this embodiment, the water source 2 may be a tap water source 2 in daily life, the water supply pipe 3 is connected with a tap water faucet, and then the switch 9 of the tap water faucet is turned on, which is equivalent to a water source 2 for continuously outputting pure water, or may be another water source 2, for example, a water source 2 far from the water container 1 is directly pumped by a water pump, so that the situation that continuous water supply cannot be realized due to low water pressure of the water source 2 is avoided. The water supply pipe 3 can be selected from a medical PVC hose, a medical silica gel hose and the like, so that the safety is ensured by selecting the medical PVC hose and the medical silica gel hose, and meanwhile, the hose is convenient to bend, so that the situation that the water source 2 and the water container 1 cannot be connected due to space limitation is avoided; the junction of delivery pipe 3 and water source 2 can set up screw thread sealing connection, can also set up sealing rubber circle to avoid delivery pipe 3 and water source 2 junction to reveal. The water container 1 is a barrel used for the prior barreled water on the water dispenser, or a pot with other proper volume can be selected, and the volume of the water container 1 is selected according to the number of the nucleic acid molecule hybridization instruments 8, and the water supplementing port 14 of the water container 1 is closed or opened by adopting the buoyancy water valve 13, so that the water supplementing port 14 of the water container 1 needs to be redesigned, and the prior pot or the barrel used for barreled water cannot be selected for direct use; in order to realize that the buoyancy water valve 13 closes or opens the water supplementing port 14, the movable route of the buoyancy water valve 13 in the water container 1 can only be fixed, namely, the buoyancy water valve 13 is slowly close to the water supplementing port 14 and cannot move to other positions while the water content in the water container 1 is increased; therefore, the mounting member 12 may be a cylinder with two open ends, the inner diameter of the cylinder is larger than the outer diameter of the buoyancy water valve 13, and since the two open ends of the cylinder are required to be provided with a pull wire 20, one end of the pull wire 20 is fixed on the inner side wall of the cylinder and is close to one end of the water supplementing port 14, the other end of the pull wire 20 is fixedly connected with the buoyancy water valve 13, and the length of the pull wire 20 is smaller than that of the cylinder, so that the buoyancy water valve 13 cannot slide out of the cylinder and can only move in the cylinder. Of course, the mounting member 12 may be other structures that allow the buoyancy valve 13 to move along a fixed path of movement. The buoyancy water valve 13 can be a floating ball, a hemispherical structure or other structures with arc shapes, and the structures with arc shapes can be used for blocking the water supplementing port 14. If the mounting member 12 is a cylinder as described above, only the water container 1 needs to be inserted from the water filling port 14 and adhered by glue, for better connection of the water supply pipe 3 and the mounting member 12, threads can be provided on the water filling port 14 of the water container 1, then an outer cover 4 is provided, the outer cover 4 is in sealing connection with the water filling port 14 through the threads, the outer cover 4 is provided with a through hole 15 penetrating through and is in sealing connection with the water supply pipe 3, the water supply pipe 3 can be sealed by a sealing rubber ring, and a screwed joint can be sleeved outside the water supply pipe 3 and is in sealing connection with the outer cover 4. The buoyancy water valve 13 can also be an existing float level switch. The nucleic acid hybridization instrument 8 can be a nucleic acid hybridization instrument 8 used in the background art, or can be other nucleic acid hybridization instruments 8 with a liquid injection pump and a peristaltic pump capable of sucking pure water, such as a full-automatic nucleic acid hybridization instrument 8YN-HR96. The full-automatic nucleic acid molecular hybridization instrument 8YN-HR96 adopts a high-precision three-dimensional moving platform, a rapid heating and refrigerating device and an accurate liquid quantifying device, and can be used as a powerful assistant for molecular hybridization reaction. Has good application effect in clinical detection of gene diagnosis of virus and bacterial diseases. The automation level of the clinical application industry of the whole gene chip technology is improved, the bottleneck of the complicated use of the gene chip is broken through, the civilian and wider application of the gene chip are effectively promoted, and huge social and economic benefits are created. The device mainly comprises a power supply, a hybridization reaction box, a sample adding device, a reagent supply device, a reagent temperature control device, a triaxial movement lower computer microcomputer control system and an upper computer display interface control terminal. Advanced single-chip computer is used for control, the upper computer displays interface, and the running state of the system is visually displayed. The temperature control adopts a digital PID technology, the output adopts a PWM mode, the control precision is high, the stability is good, and an overtemperature protection device is arranged. The working principle is that the control software of the full-automatic nucleic acid molecule hybridization system installed on a computer is operated, and the data communication connection is carried out between the RS232 serial data line and the hybridization instrument. The full-automatic nucleic acid molecule hybridization instrument 8 controls the corresponding driving control module to run according to different control commands, and realizes the functions of washing, hybridization, incubation, color development and the like in the full-automatic gene chip operation technology. The water absorption principle is as follows: in the running process of hybridization reaction, part of the steps need to use pure water, such as reagent preparation, pipeline flushing and the like, when the instrument needs pure water, the system gives an instruction to control the peristaltic pump to work, the liquid amount of one turn of the peristaltic pump is rated, and the liquid amount is pumped, and the peristaltic pump turns for the other turn. The peristaltic pump receives the instruction and rotates for a plurality of circles so as to finish the water absorption work, and the peristaltic pump can accurately control the operation of the peristaltic pump to control the liquid amount of the pump, namely the flow control of the instrument on the pure water.

The working principle of the automatic pure water supplementing device of the nucleic acid molecule hybridization instrument 8 of the embodiment is as follows: the water supply container 1 is connected with the water source 2 so that the water source 2 can continuously supply water into the water supply container 1, and then the buoyancy water valve 13 is arranged on the water supply container 1 to realize that the buoyancy water valve 13 is far away from the water supplementing port 14 of the water supply container 1 when the pure water content in the water supply container 1 is low, the blocking of the water supplementing port 14 is removed, the water source 2 can supply water into the water supply container 1, when the pure water content in the water supply container 1 reaches a higher water level, the water in the water supply container 1 pushes the buoyancy water valve 13 to the water supplementing port 14 to block the water supplementing port 14, and the automatic water supplementing process of the water supply container 1 is completed; the water filling container 1 is connected with the nucleic acid molecule hybridization instrument 8 through the water delivery port 11, pure water in the water filling container 1 can be pumped by a liquid injection pump or a peristaltic pump of the nucleic acid molecule hybridization instrument 8, the process of automatically supplementing pure water to the nucleic acid molecule hybridization instrument 8 is completed, the pure water does not need to be manually and repeatedly supplemented into a liquid storage container of the nucleic acid molecule hybridization instrument 8, excessive detection instruments are not needed to be arranged to detect the pure water content of the water filling container 1, the workload of operators is reduced, and meanwhile, the device is low in cost and high in universality.

As shown in fig. 13 to 14, in some embodiments, the mounting member 12 has a cylindrical structure with one end opened and a hollow interior, the opened end of the mounting member 12 is fixedly connected with the inner side wall of the water container 1, and the opening of the mounting member 12 surrounds the water filling port 14; the bottom of the mounting member 12 is provided with a fine hole 22 for receiving liquid in and out; the side wall of the mounting member 12 is provided with a plurality of water outlet holes 21, and the water outlet holes 21 are all positioned near the opening end of the mounting member 12. In this embodiment, the structure of the mounting member 12 is different from the above-mentioned opening at both ends of the cylinder, the mounting member 12 is provided with only one opening and the other end is provided with the fine hole 22, so that the buoyancy water valve 13 is prevented from sliding out from the bottom of the mounting member 12, and thus the buoyancy water valve 13 does not need to be fixed by the pull wire 20 as in the above-mentioned embodiment, so that the buoyancy water valve 13 can only move in the mounting member 12, and in addition, by providing the water outlet 21, the fine hole 22 can be prevented from being blocked by the buoyancy water valve 13, so that pure water cannot be discharged from the mounting member 12.

As shown in fig. 13-14, in some embodiments, the plurality of water outlets 21 are evenly distributed along the circumference of the mounting member 12. By uniformly distributing the water outlet holes 21 circumferentially, the buoyancy water valve 13 is prevented from blocking a part of areas in the moving process, and other areas can normally outlet water.

As shown in fig. 13-14, in some embodiments, the buoyancy valve 13 includes a ball 19 and a first sliding column 18, the ball 19 is fixed at one end of the first sliding column 18, the water replenishment 14 has a circular cross section, and the diameter of the ball 19 is larger than the diameter of the water replenishment 14; the ball 19 and the first slip column 18 are both movably connected to the mounting member 12. Through the design buoyancy water valve 13, make things convenient for buoyancy water valve 13 to move in installed part 12 to through the setting of first post 18 that slides, make ball 19 receive the control of first post 18 that slides along specific activity mode activity, ball 19 can be current floater, also can be other spherical objects that can float on the surface of water.

15-17, in some embodiments, the buoyancy water valve 13 comprises a cone 17 and a second sliding column 16, wherein the bottom plane of the cone 17 is fixedly connected with one end of the second sliding column 16, the cross section of the water supplementing port 14 is circular, and the maximum diameter of the cross section of the cone 17 is larger than the diameter of the water supplementing port 14; both the cone 17 and the second slip column 16 are movably connected to the mount 12. By arranging the buoyancy water valve 13 with a cylindrical structure, the water supplementing port 14 can be plugged relatively easily, and under the action of the second sliding column 16, the cone 17 is controlled by the second sliding column 16 to move along a specific movement mode, and the cone 17 is made of a material capable of floating on the water surface.

As shown in fig. 11-12, in some embodiments, the other end of the water pipe 5 is connected with a shunt pipe 6, the shunt pipe 6 is provided with a plurality of shunt interfaces 7, the shunt pipe 6 is also provided with a total joint 10, the plurality of shunt interfaces 7 are distributed at equal intervals along the length direction of the shunt pipe 6, and the total joint 10 is positioned on the opposite side of the shunt interfaces 7; the main joint 10 is connected with the other end of the water delivery pipe 5 in a sealing way; wherein, a shunt interface 7 is connected with a water inlet of a nucleic acid molecule hybridization instrument 8 in a sealing way. By providing the shunt tube 6, pure water can be simultaneously supplied to the plurality of nucleic acid molecule hybridizers 8.

In some embodiments, a water valve is mounted on the water pipe 5. The water pipe 5 is opened and closed by arranging a water valve.

In some embodiments, as shown in fig. 7, the water container 1 is a cubic structure or a cylindrical structure with a hollow inside, and the internal volume thereof is 15-25L. The automatic pure water replenishment device for the nucleic acid molecule hybridization apparatus 8 of the present embodiment is designed to replenish ten nucleic acid molecule hybridization apparatuses 8 with pure water, and therefore the capacity requirement of the water container 1 is large, and in this embodiment, a capacity of 15L is set, so that it is possible to ensure that sufficient pure water is replenished for the nucleic acid molecule hybridization apparatuses 8.

In some embodiments, as shown in fig. 7, the water container 1 is made of acrylic plate. By using the water container 1 with a sub-gram plate, it is possible to observe how much liquid remains in the water container 1. The outside of the water container 1 can be provided with a structure which is convenient to carry and move, such as a handle, a wheel group and the like.

As shown in fig. 1-3, the nucleic acid molecule hybridization apparatus 8 provided in this embodiment includes a pure water device and a nucleic acid molecule hybridization apparatus 8 body which are automatically supplemented by the nucleic acid molecule hybridization apparatus 8, and a water inlet of the nucleic acid molecule hybridization apparatus 8 body is connected with the other end of the water pipe 5 in a sealing manner. In this embodiment, the water inlet of the nucleic acid molecule hybridization apparatus 8 is connected with the automatic pure water supplementing device of the nucleic acid molecule hybridization apparatus 8, so that when pure water is needed by the nucleic acid molecule hybridization apparatus 8, the controller of the nucleic acid molecule hybridization apparatus 8 controls the liquid injection pump or peristaltic pump in the nucleic acid molecule hybridization apparatus 8 to suck the pure water in the water container 1, and the operation of supplementing pure water can be completed, thereby being convenient and rapid and not requiring additional work.

The above examples are not exhaustive list of the utility model, and for example, the water or pure water mentioned in the examples is the same liquid, but may be other types of liquids, all for supplying into the nucleic acid molecule hybridization instrument. In addition, there may be a number of other embodiments not listed. Any substitutions and modifications made without departing from the spirit of the utility model are within the scope of the utility model.

Claims (10)

1. The automatic pure water supplementing device of the nucleic acid molecule hybridization instrument is characterized in that: comprises a water source, a water supply pipe, a water container, a buoyancy water valve, a mounting piece matched with the buoyancy water valve to close or open a water supplementing port and a water delivery pipe connected with a water inlet of the nucleic acid molecule hybridization instrument; the water container is provided with a water supplementing port and a water conveying port, one end of the water supply pipe is connected with a water source in a sealing way, and the other end of the water supply pipe is connected with the water supplementing port in a sealing way; the installation part is fixedly installed in the water container, the installation part is positioned at the water supplementing port, and the buoyancy water valve is placed in the installation part and movably connected relative to the installation part to close or open the water supplementing port; one end of the water delivery pipe is connected with the water delivery port in a sealing way, and the other end of the water delivery pipe is connected with the water inlet of the nucleic acid molecule hybridization instrument in a sealing way.

2. The apparatus for automatically supplying pure water for a nucleic acid molecule hybridization apparatus according to claim 1, wherein: the mounting piece is of a cylindrical structure with one end open and the inside hollow, the open end of the mounting piece is fixedly connected with the inner side wall of the water container, and the opening of the mounting piece surrounds the water supplementing port; the bottom of the mounting piece is provided with a fine hole for containing liquid to go in and out; the lateral wall of installed part is equipped with a plurality of apopores, and a plurality of apopores all are located near the open end of installed part.

3. The apparatus for automatically supplying pure water for a nucleic acid molecule hybridization apparatus according to claim 2, wherein: the water outlets are uniformly distributed along the circumference of the mounting piece.

4. The apparatus for automatically supplying pure water for a nucleic acid molecule hybridization apparatus according to claim 2, wherein: the buoyancy water valve comprises a ball and a first sliding column, the ball is fixed at one end of the first sliding column, the cross section of the water supplementing port is circular, and the diameter of the ball is larger than that of the water supplementing port; the ball and the first sliding column are movably connected with each other through the mounting piece.

5. The apparatus for automatically supplying pure water for a nucleic acid molecule hybridization apparatus according to claim 2, wherein: the buoyancy water valve comprises a cone and a second sliding column, the bottom plane of the cone is fixedly connected with one end of the second sliding column, the cross section of the water supplementing port is circular, and the maximum diameter of the cross section of the cone is larger than the diameter of the water supplementing port; the cone and the second sliding column are both movably connected with the mounting piece.

6. The apparatus for automatically supplying pure water for a nucleic acid molecule hybridization apparatus according to claim 1, wherein: the other end of the water pipe is connected with a shunt pipe, a plurality of shunt interfaces are arranged on the shunt pipe, the shunt pipe is also provided with a main interface, the shunt interfaces are distributed at equal intervals along the length direction of the shunt pipe, and the main interface is positioned on the opposite side of the shunt interfaces; the main interface is connected with the other end of the water delivery pipe in a sealing way; wherein, a shunt interface is connected with a water inlet of a nucleic acid molecule hybridization instrument in a sealing way.

7. The apparatus for automatically supplying pure water to a nucleic acid molecule hybridization apparatus according to claim 6, wherein: the water pipe is provided with a water valve.

8. The apparatus for automatically supplying pure water for a nucleic acid molecule hybridization apparatus according to claim 1, wherein: the water container is of a cubic structure with hollow inside or a cylindrical structure with hollow inside, and the internal volume of the water container is 15-25L.

9. The apparatus for automatically supplying pure water for a nucleic acid molecule hybridization apparatus according to claim 8, wherein: the water container is made of acrylic plates.

10. A nucleic acid molecule hybridization instrument, characterized in that: comprising the nucleic acid molecule hybridization apparatus according to any one of claims 1 to 9, an automatic pure water replenishment device and a nucleic acid molecule hybridization apparatus body, wherein a water inlet of the nucleic acid molecule hybridization apparatus body is in sealing connection with the other end of the water pipe.