CN211235766U - Continuous water inlet type sniffing instrument - Google Patents

Abstract

The utility model provides a continuous water inlet type smelling instrument, which relates to the technical field of water body odor detection and comprises an atomizing component and a smelling part; one side of the atomization component is connected with a liquid inlet pipe which is communicated with a water source, and the atomization component is used for atomizing liquid conveyed out by the liquid inlet pipe to form aerosol; the sniffing part is arranged on one side of the atomization component, a sniffing port is arranged on the sniffing part, and the aerosol enters the sniffing part and then escapes from the sniffing port. Because atomizing component can form the aerosol with the liquid atomization that the feed liquor pipe was carried out, the aerosol enters into smells and smells the portion in and from smelling the mouth and overflowing, no longer need detection personnel to carry out the loaded down with trivial details operations such as manual heating or rock, and detection personnel directly smells the aerosol smells in smelling the mouth, alright make the judgement to the peculiar smell of water fast, easy operation, improved detection efficiency.

Description

Continuous water inlet type sniffing instrument

Technical Field

The utility model belongs to the technical field of the water peculiar smell detects technique and specifically relates to a continuous water inflow type smells appearance.

Background

Along with the development of industrialization, water sources in various regions of China are polluted to different degrees; peculiar smell can be generated after water body pollution, the most direct and effective method for judging the peculiar smell of the water body at present is a sensory analysis method, and the peculiar smell is smelled and detected through the smell of detection personnel.

Sensory analysis usually uses the smell detection device of erlenmeyer flask and bath kettle, will detect liquid and put in the erlenmeyer flask and heat to certain temperature through the bath kettle water bath, hand shake the erlenmeyer flask, accelerate the molecular motion of detecting liquid, accelerate the speed that the peculiar smell escaped from the bottleneck to be convenient for the detection personnel to smell it.

However, when the odor detection device is used, the links such as water bath heating and shaking are complicated, the whole operation is complicated, and the detection efficiency is low.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a continuous water inflow type is smelled and is smelled appearance to the technical problem who smells flavor detection device complex operation, detection efficiency low among the prior art has been alleviated.

In order to solve the technical problem, the utility model provides a technical scheme lies in:

the utility model provides a continuous water inlet type sniffing instrument, which comprises an atomizing component and a sniffing part;

one side of the atomization assembly is connected with a liquid inlet pipe communicated with a water source, and the atomization assembly is used for atomizing liquid conveyed out by the liquid inlet pipe to form aerosol;

sniffing the portion set up in atomization component's one side, be provided with on the sniffing portion and sniff the mouth, aerosol enters into behind the sniffing portion from sniffing the mouth and flee.

Further, the atomization assembly comprises an atomization part and a gas supply part;

an atomizing chamber is arranged in the atomizing part, and the liquid inlet pipe and the smelling part are both communicated with the atomizing part;

the gas supply portion with the atomizing chamber intercommunication, the gas supply portion be used for to carry atomizing gas in the atomizing portion, atomizing gas will liquid in the atomizing chamber atomizes.

Further, the atomizing part comprises an atomizing pipe and a central pipe;

the atomizing chamber is arranged in the atomizing pipe, the central pipe is arranged in the atomizing chamber, one end of the atomizing pipe is integrally formed on the outer wall of the central pipe, and the other end of the atomizing pipe is communicated with the smelling part;

the one end of center tube with feed liquor pipe intercommunication, the other end to being close to smell the direction extension of portion and with the atomizing pipe intercommunication, the center tube with dispose between the atomizing pipe with the water conservancy diversion cavity of atomizing cavity intercommunication, air feed portion with the water conservancy diversion cavity intercommunication.

Further, be provided with on the lateral wall of atomizing pipe with the suction nozzle of water conservancy diversion cavity intercommunication, air feed portion pass through the intake pipe with the suction nozzle intercommunication, it has the pressure control valve to establish ties in the intake pipe, the pressure control valve is used for the control to enter into to the gas pressure of suction nozzle.

Further, the sniffing part comprises a sniffing body and a sniffing pipe;

a sniffing cavity communicated with the atomizing component is arranged in the sniffing body, one end of the sniffing tube is provided with the sniffing port, and the other end of the sniffing tube extends into the sniffing body and is communicated with the sniffing cavity;

the bottom of the sniffing body is provided with a liquid outlet, and the sniffing cavity is communicated with a liquid outlet pipe through the liquid outlet.

Further, the smelling part also comprises a smelling cup, and the smelling cup cover is arranged on the smelling mouth.

Furthermore, the continuous water inlet type smelling instrument further comprises a heating part connected in series on the liquid inlet pipe, and the heating part is used for heating the liquid entering the atomizing chamber.

Further, the device also comprises a power pump and a filtering part which are connected in series on the liquid inlet pipe;

the power pump is disposed between the heating part and the filtering part.

Further, the device also comprises a fixed shell;

atomizing subassembly with smell the portion all install in the fixed casing, be provided with the opening on the fixed casing, smell the mouth and stretch out the opening.

Furthermore, the continuous water inlet type sniffing instrument also comprises a control component arranged in the fixed shell;

the heating part and the pressure control valve are both electrically connected with the control assembly, and a temperature threshold and a pressure threshold are preset in the control assembly so as to correspondingly control the heating temperature of the heating part and the opening degree of a valve port of the pressure control valve;

the control assembly respectively with the air feed portion with the power pump electricity is connected, the control assembly can control the air feed portion and the start-stop of power pump.

Technical scheme more than combining, the utility model discloses the beneficial effect who reaches lies in:

the utility model provides a continuous water inlet type sniffing instrument, which comprises an atomizing component and a sniffing part; one side of the atomization component is connected with a liquid inlet pipe which is communicated with a water source, and the atomization component is used for atomizing liquid conveyed out by the liquid inlet pipe to form aerosol; the sniffing part is arranged on one side of the atomization component, a sniffing port is arranged on the sniffing part, and the aerosol enters the sniffing part and then escapes from the sniffing port.

Because atomizing component can form the aerosol with the liquid atomization that the feed liquor pipe was carried out, the aerosol enters into smells and smells the portion in and from smelling the mouth and overflowing, no longer need detection personnel to carry out the loaded down with trivial details operations such as manual heating or rock, and detection personnel directly smells the aerosol smells in smelling the mouth, alright make the judgement to the peculiar smell of water fast, easy operation, improved detection efficiency.

Drawings

For a clear explanation of the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a continuous water inlet type sniffing instrument provided by the embodiment of the utility model.

Icon: 100-an atomizing assembly; 110-an atomizing part; 111-an atomizing tube; 112-a central tube; 113-an air inlet nozzle; 120-a gas supply part; 200-sniffing part; 210-sniffing the body; 211-drain outlet; 220-sniffing tube; 230-sniffing cup; 300-sniffing the mouth; 400-liquid inlet pipe; 410-a heating part; 420-a power pump; 430-a filter part; 500-air inlet pipe; 510-a pressure control valve; 520-a one-way valve; 600-drain pipe; 700-a stationary housing; 710-a caster wheel; 800-control component.

Detailed Description

The technical solution of the present invention will be described in detail and fully with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, the present embodiment provides a continuous water inlet type sniffing instrument, which comprises an atomizing assembly 100 and a sniffing part 200; one side of the atomization assembly 100 is connected with a liquid inlet pipe 400 which is used for being communicated with a water source, and the atomization assembly 100 is used for atomizing liquid conveyed out by the liquid inlet pipe 400 to form aerosol; the sniffing part 200 is arranged at one side of the atomization component 100, the sniffing port 300 is arranged on the sniffing part 200, and the aerosol enters the sniffing part 200 and then escapes from the sniffing port 300.

Specifically, the atomizing assembly 100 may be configured as a high-pressure air medium atomizing structure or a high-pressure liquid pressure atomizing structure, and the high-pressure air medium atomizing structure mainly tears the liquid by using a speed difference between the low-speed liquid and the high-speed gas to achieve an atomizing effect; the high-pressure liquid pressure atomization result mainly utilizes the high-pressure liquid to enter the static or low-speed airflow at high speed for atomization; feed liquor pipe 400 can set up to rubber hose, the one end of feed liquor pipe 400 is fixed on atomization component 100, the other end of feed liquor pipe 400 is provided with the inlet, the inlet communicates with the water source, for example, feed liquor pipe 400 directly binds on the tap, the water of tap output passes through feed liquor pipe 400 and enters into atomization component or carry to atomization component 100's atomizing gas mouth department, the inlet one end of feed liquor pipe 400 also can be placed in the cistern, river etc., feed liquor pipe 400 will wait to detect liquid suction in the atomization chamber.

The sniffing part 200 can be a container made of glass or plastic material, the sniffing part 200 is connected with the atomization component 100, and a sniffing chamber is arranged in the sniffing part 200 and is communicated with the atomization component 100; the sniffing port 300 is arranged at the top or one side of the sniffing part 200, the sniffing port 300 is communicated with the sniffing chamber, and aerosol formed by liquid atomization enters the sniffing chamber and escapes from the sniffing port 300; the detection personnel only need to approach the nose to the sniffing mouth 300 and suck the aerosol lightly to finish the sniffing detection of the liquid to be detected quickly, the efficiency is high, and the use is very convenient.

The appearance is smelled to continuous formula of intaking that this embodiment provided, because atomizing component 100 can form the aerosol with the liquid atomization that feed liquor pipe 400 carried out, the aerosol enters into smells portion 200 and overflows from smelling mouth 300, no longer need the detection personnel to carry out loaded down with trivial details operations such as manual heating or rocking, the detection personnel directly smells the aerosol at smelling mouth 300, alright make sense organ judgement, easy operation, improved detection efficiency to the peculiar smell of water fast.

On the basis of the above embodiments, further, the atomizing assembly 100 in the continuous water inlet type sniffing instrument provided by the present embodiment includes an atomizing part 110 and a gas supply part 120; an atomizing chamber is arranged in the atomizing part 110, and the liquid inlet pipe 400 and the smelling part 200 are both communicated with the atomizing part 110; the gas supply portion 120 is communicated with the atomizing chamber, and the gas supply portion 120 is used for conveying atomizing gas into the atomizing portion 110, and the atomizing gas atomizes the liquid in the atomizing chamber.

Specifically, the atomizing part 110 is an atomizer made of polyethylene or glass material, and the atomizer is provided with an atomizing chamber therein; one end of the liquid inlet pipe 400 is fixed on the atomizing part 110 and is communicated with the atomizing chamber, and one end of the atomizing part 110 extends into the smelling part 200; the air supply part 120 can be an air compressor, the air compressor is communicated with the atomization chamber through an air pipeline, and the air compressor conveys high-pressure air into the atomization chamber, so that liquid in the atomization chamber is atomized.

As an alternative embodiment of this embodiment, the air supply part 120 includes an air supply pump and an air storage tank; the gas transmission pump is communicated with the gas storage tank through a gas pipe, the gas transmission pump is used for establishing certain gas pressure in the gas storage tank, and the gas storage tank is communicated with the atomizing chamber in the atomizing part 110 through a gas pipe.

Further, the atomizing part 110 includes an atomizing pipe 111 and a center pipe 112; an atomization chamber is arranged in the atomization tube 111, the central tube 112 is arranged in the atomization chamber, one end of the atomization tube 111 is integrally formed on the outer wall of the central tube 112, and the other end of the atomization tube is communicated with the smelling part 200; one end of the central tube 112 is communicated with the liquid inlet tube 400, the other end extends towards the direction close to the smelling part 200 and is communicated with the atomizing tube 111, a flow guide chamber communicated with the atomizing chamber is arranged between the central tube 112 and the atomizing tube 111, and the air supply part 120 is communicated with the flow guide chamber.

Specifically, the atomizing pipe 111 and the central pipe 112 are both configured as a special-shaped PE pipe or a glass pipe, the atomizing pipe 111 is sleeved outside the central pipe 112, and an inner chamber of the atomizing pipe 111 is configured as an atomizing chamber; as shown in fig. 1, the right end of the atomizing tube 111 is integrally formed on the outer wall of the central tube 112, the left end of the atomizing tube 111 extends into the smelling part 200, and the atomizing tube 111 and the smelling part 200 are connected in an interference manner or the atomizing tube 111 and the smelling part 200 are integrally formed; the right-hand member at center tube 112 is established to feed liquor pipe 400 cover, and feed liquor pipe 400 accessible interference fit's mode and center tube 112 sealing connection, center tube 112 and the whole parallel arrangement of atomizing pipe 111, the left end of center tube 112 extends to the direction that is close to smelling portion 200.

Further, the side wall of the atomizing pipe 111 is provided with an air inlet nozzle communicated with the flow guide chamber, the air supply part 120 is communicated with the air inlet nozzle 113 through an air inlet pipe 500, the air inlet pipe 500 is connected in series with a pressure control valve 510, and the pressure control valve 510 is used for controlling the pressure of air entering the air inlet nozzle 113.

Specifically, the air inlet nozzle 113 is arranged at the lower part of the atomizing pipe 111, the air inlet nozzle 113 and the atomizing pipe 111 are integrally formed, and the air supply part 120 is communicated with the air inlet nozzle 113 through an air pipe; the flow guide chamber is a part of the atomization chamber, liquid in the liquid inlet pipe 400 enters the atomization chamber through the central pipe 112, and gas output by the gas supply part 120 sequentially passes through the gas inlet nozzle 113 and the flow guide chamber to act on the liquid in the atomization chamber; the pressure control valve 510 is an electric pressure regulating valve or an electronic pressure regulating valve, the air inlet pipe 500 is a rubber hose, the pressure control valve 510 is connected in series to the air inlet pipe 500, and the pressure control valve 510 is used for regulating and controlling the pressure of air entering the atomizing chamber through the air inlet pipe 500 and the air inlet nozzle 113.

In addition, the air inlet pipe 500 is further provided with a one-way valve 520, the one-way valve 520 is connected in series to the air inlet pipe 500, the one-way valve 520 is arranged between the pressure control valve 510 and the atomizing pipe 111, and the one-way valve 520 is used for preventing liquid in the atomizing chamber from flowing back through the air inlet pipe 500.

In the continuous water inlet type sniffing instrument provided by the embodiment, the gas output by the gas supply part 120 enters the atomization chamber through the gas inlet pipe 500, so that the structure is simple, and the liquid in the atomization chamber is conveniently atomized; through the pressure control valve 510 connected in series on the air inlet pipe 500, the atomizing pressure of the liquid is convenient to control, and the particle size of the aerosol formed after the liquid is atomized can be flexibly changed.

On the basis of the above embodiments, further, the sniffing part 200 in the continuous water inlet type sniffing instrument provided by the present embodiment comprises a sniffing body 210 and a sniffing tube 220; a sniffing cavity communicated with the atomization component 100 is arranged in the sniffing body 210, one end of the sniffing tube 220 is provided with a sniffing port 300, and the other end extends into the sniffing body 210 to be communicated with the sniffing cavity; the bottom of the sniffing body 210 is provided with a liquid outlet 211, and the sniffing chamber is communicated with a liquid outlet pipe 600 through the liquid outlet 211.

Specifically, the sniffing body 210 and the sniffing tube 220 are integrally connected, the sniffing body 210 and the sniffing tube 220 integrally form a cyclone fog chamber, the inner cavity of the sniffing body 210 is set as a sniffing chamber, and one end of the atomizing tube 111 extends into the sniffing body 210 and is communicated with the sniffing chamber; the top of the sniffing pipe 220 is provided with a sniffing port 300, the sniffing pipe 220 is communicated with the sniffing chamber through an opening at the bottom, the aerosol enters the sniffing chamber through the atomizing pipe 111, the aerosol has different particle sizes, the aerosol with different particle sizes enters the sniffing chamber for screening, the aerosol with larger particles directly acts on the inner wall of the sniffing body 210, flows to the liquid discharge port 211 along the inside of the sniffing body 210, and is finally discharged through the liquid discharge pipe 600; the aerosol of the desired smaller particle size rises and eventually escapes uniformly and stably through the sniffer tube 220.

Further, the sniffing part 200 further comprises a sniffing cup 230, and the sniffing cup 230 is covered on the sniffing port 300.

Specifically, the sniffing cup 230 is horn-shaped, openings are formed in two ends of the sniffing cup 230, the end with the smaller opening of the sniffing cup 230 is sleeved on the sniffing tube 220, and the area of the sniffing port 300 is enlarged by the sniffing cup 230, so that detection personnel can conveniently sniff; the sniffing cup 230 may be disposable and may be replaced as needed to prevent pathogens from spreading between the noses of different test persons.

The continuous water inlet type sniffing instrument provided by the embodiment realizes automatic separation of aerosols with different particle sizes through the structure that the sniffing body 210 and the sniffing tube 220 are combined, and improves the identification sensitivity of detection personnel in sniffing; the sniffing cup 230 arranged on the sniffing port 300 is covered, so that the convenience and the use safety of the sniffing of detection personnel are improved.

On the basis of the above embodiment, further, the continuous water inlet sniffer provided by this embodiment further includes a heating portion 410 connected in series to the liquid inlet pipe 400, and the heating portion 410 is used for heating the liquid entering the atomization chamber.

Specifically, heating portion 410 sets up to heating temperature adjustable instant heating type electric heater, and heating portion 410 is connected in series on feed liquor pipe 400, and liquid is heated to the uniform temperature when flowing through heating portion 410, and the liquid that is heated enters into the atomizing cavity through feed liquor pipe 400 in, and the liquid molecule motion that is heated is more violent, and the peculiar smell volatilizees more easily or diffuses out.

Further, the device also comprises a power pump 420 and a filtering part 430 which are connected in series on the liquid inlet pipe 400; the power pump 420 is disposed between the heating part 410 and the filtering part 430.

Specifically, the power pump 420 is a common water pump, and the power pump 420 is used for pumping the liquid to be measured (for example, the liquid in the reservoir or the river) without pressure into the atomizing chamber through the liquid inlet pipe 400; the filtering portion 430 is a filter element type filter, the filtering portion 430 is disposed at one end of the liquid inlet pipe 400 close to the liquid inlet, and the filtering portion 430 is used for filtering impurities or foreign matters in the liquid to be detected.

As an alternative embodiment of this embodiment, the power pump 420 is a peristaltic pump, the liquid inlet tube 400 can be clamped in a pump clamp of the peristaltic pump, and the peristaltic pump pumps the liquid inlet tube 400 without pressure into the atomization chamber.

Further, the continuous water inlet type sniffing instrument also comprises a fixed shell 700; the atomizing assembly 100 and the sniffing part 200 are both installed in the fixed housing 700, and the fixed housing 700 is provided with an opening through which the sniffing port 300 extends.

Specifically, the fixed casing 700 is provided with a frame structure formed by welding square pipes and a guard plate welded outside the frame structure, the air supply part 120 is fixed on the bottom plate of the fixed casing 700, and the atomizing part 110 and the smelling part 200 can be fixed in the fixed casing 700 through a fixed bracket or a fixed seat; the top end of the sniffing tube 220 extends out of the opening on the fixed shell 700, so that the detector can conveniently sniff by approaching the nose to the sniffing port 300; an opening is provided on an outer wall of the stationary case 700 through which the liquid inlet pipe 400 and the liquid outlet pipe 600 protrude from the stationary case 700. In addition, a plurality of caster wheels 710 are installed at the bottom of the stationary housing 700, and the caster wheels 710 may be provided as universal wheels to facilitate movement of the stationary housing 700.

In the continuous water inlet type sniffing instrument provided by the embodiment, liquid to be detected enters the atomizing chamber along the liquid inlet pipe 400 in sequence through the filtering part 430, the power pump 420 and the heating part 410, so that the requirements on the liquid to be detected with different pressures and temperatures can be met; by installing the atomizing assembly 100 and the sniffing part 200 in the fixed housing 700 and installing a plurality of casters at the bottom of the fixed housing 700, the continuous water inlet type sniffing instrument provided by the present embodiment has a compact structure and is convenient to move at different detection sites.

On the basis of the above embodiments, further, the continuous water inlet type sniffing instrument provided by the present embodiment further comprises a control component 800 installed in the fixed housing 700; the heating part 410 and the pressure control valve 510 are both electrically connected with the control assembly 800, and a temperature threshold and a pressure threshold are preset in the control assembly 800 to correspondingly control the heating temperature of the heating part 410 and the valve port opening of the pressure control valve 510; the control unit 800 is electrically connected to the air supply unit 120 and the power pump 420, and the control unit 800 can control the start and stop of the air supply unit 120 and the power pump 420.

Specifically, the control assembly 800 includes a controller and a control panel, the control panel is installed on the top of the fixed housing 700, the controller is installed in the fixed housing 700, and the controller is connected to the control panel through a wire; the controller can be any one of a programmable logic controller, a single chip microcomputer and a logic control circuit, the gas supply part 120, the heating part 410 and the pressure control valve 510 are all connected with the controller through wires, and the controller is used for controlling the start and stop of the heating part 410, the heating temperature of the heating part 410 to the liquid in the liquid inlet pipe 400, controlling the gas pressure input into the atomizing chamber by the gas inlet pipe 500 through the pressure control valve 510, and controlling the start and stop of the gas supply part 120.

In addition, the power pump 420 is electrically connected with a controller through a lead, and the controller can control the start and stop of the power pump 420; the heating temperature of the heating part 410 and the output pressure of the pressure control valve 510 can be written into the controller through the control panel, and the start and stop of the power pump 420 can be controlled through the control panel, and the start and stop of the gas supply part 120 can be controlled through the control panel. The control assembly 800 of the embodiment realizes one-key start-stop control of the gas supply part 120, the heating part 410 and the power pump 420 and closed-loop control of the heating temperature of the heating part 410 and the output pressure of the pressure control valve 510, and has high system integration level and very convenient use.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A continuous water inlet type sniffing instrument is characterized by comprising: an atomizing assembly (100) and a sniffing portion (200);

one side of the atomization assembly (100) is connected with a liquid inlet pipe (400) communicated with a water source, and the atomization assembly (100) is used for atomizing the liquid conveyed out by the liquid inlet pipe (400) to form aerosol;

smell portion (200) set up in one side of atomizing subassembly (100), just be provided with on smell portion (200) and smell mouth (300), aerosol enters into after smell portion (200) from smell mouth (300) escape.

2. The continuous water inlet sniffer according to claim 1, characterized in that the nebulizing assembly (100) comprises a nebulizing part (110) and a gas supply part (120);

an atomizing chamber is arranged in the atomizing part (110), and the liquid inlet pipe (400) and the smelling part (200) are both communicated with the atomizing chamber;

gas supply portion (120) with the atomizing chamber intercommunication, gas supply portion (120) be used for to atomizing gas is carried in atomizing portion (110), atomizing gas will liquid in the atomizing chamber atomizes.

3. The continuous water inlet sniffer according to claim 2, characterized in that the nebulization section (110) comprises a nebulization tube (111) and a central tube (112);

the atomization chamber is arranged in the atomization tube (111), the central tube (112) is arranged in the atomization chamber, one end of the atomization tube (111) is integrally formed on the outer wall of the central tube (112), and the other end of the atomization tube is communicated with the smell part (200);

the one end of center tube (112) with feed liquor pipe (400) intercommunication, the other end to being close to sniff the direction extension of portion (200) and with atomization pipe (111) intercommunication, center tube (112) with dispose between atomization pipe (111) with the water conservancy diversion cavity of atomization cavity intercommunication, air feed portion (120) with the water conservancy diversion cavity intercommunication.

4. The continuous water inlet type smelling instrument according to claim 3, characterized in that the side wall of the atomizing pipe (111) is provided with an air inlet nozzle (113) communicated with the flow guide chamber, the air supply part (120) is communicated with the air inlet nozzle (113) through an air inlet pipe (500),

the air inlet pipe (500) is connected with a pressure control valve (510) in series, and the pressure control valve (510) is used for controlling the pressure of air entering the air inlet nozzle (113).

5. The continuous water inlet sniffer according to claim 1, characterized in that the sniffing section (200) comprises a sniffing body (210) and a sniffing tube (220);

a sniffing cavity communicated with the atomization component (100) is arranged in the sniffing body (210), one end of the sniffing tube (220) is provided with the sniffing port (300), and the other end of the sniffing tube extends into the sniffing body (210) and is communicated with the sniffing cavity;

the bottom of the sniffing body (210) is provided with a liquid outlet (211), and the sniffing chamber is communicated with a liquid outlet pipe (600) through the liquid outlet (211).

6. The continuous water inlet sniffer according to claim 5, characterized in that the sniffing section (200) further comprises a sniffing cup (230), the sniffing cup (230) being arranged over the sniffing opening (300).

7. The continuous water inlet sniffer according to claim 4, characterized in that it further comprises a heating section (410) in series to the liquid inlet pipe (400), said heating section (410) being adapted to heat the liquid entering the nebulization chamber.

8. The continuous water inlet sniffer according to claim 7, further comprising a power pump (420) and a filter section (430) connected in series to the liquid inlet pipe (400);

the power pump (420) is disposed between the heating part (410) and the filtering part (430).

9. The continuous water entry sniffer according to claim 8, further comprising a stationary housing (700);

atomizing subassembly (100) with smell portion (200) all install in fixed casing (700), be provided with the opening on fixed casing (700), smell mouth (300) and stretch out the opening.

10. The continuous water entry sniffer according to claim 9, further comprising a control assembly (800) mounted within the stationary housing (700);

the heating part (410) and the pressure control valve (510) are both electrically connected with the control assembly (800), and a temperature threshold and a pressure threshold are preset in the control assembly (800) so as to correspondingly control the heating temperature of the heating part (410) and the valve port opening degree of the pressure control valve (510);

the control assembly (800) respectively with air feed portion (120) with power pump (420) electricity is connected, control assembly (800) can control air feed portion (120) and the start-stop of power pump (420).

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