Air duct with negative ionization

Abstract

The application relates to the technical field of air ducts and discloses an air duct with negative ion ionization, which comprises a pipe body butting against an air outlet for discharging air into a room, the pipe body is provided with a pipe channel penetrating through the front and back of the pipe body, the two ends of the pipe body are provided with air inlet ports and air outlet ports, the middle part of the pipe channel is provided with an ionization section, and the pipe body is provided with an air ionizer; the air ionizer is provided with two ionization needles for high-voltage ionization of air; the ionization needles are respectively connected with ionization nets made of metal, the ionization nets are arranged along the cross-section direction of the pipe channel, the two ionization nets are arranged at intervals, and an ionization interval is formed. The air in the pipe channel is ionized through relative discharge of the two ionization needles, air negative ions are formed, the ionization area is increased through the ionization nets, and a large amount of air negative ions are formed in the ionization interval; the air blown out by the air outlet is effectively purified, and the air negative ions have the advantages of adsorbing dust, purifying air, improving heart and lung functions, promoting human metabolism, improving sleep quality and the like.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of air ducts, in particular to an air duct with negative ionization. BACKGROUND

[0002] An air duct is a pipe system for air delivery and distribution, which is widely used in community basements for blowing natural wind from the outside into the community basement, or in buildings for blowing natural wind from the outside into the building, which can continuously deliver air.

[0003] The air duct includes a pipe channel extending through front and back, and has an air inlet port and an air outlet port at both ends, wherein the air blown from the air outlet port enters the pipe channel through the air inlet port, and is discharged into the room through the air outlet port.

[0004] In the prior art, the air duct made of iron sheet is widely used in the market, which has the characteristics of simple manufacturing and low cost, but this air duct can only play the role of a bridge to deliver the air blown from the air outlet from the outside to the room, and does not have the ability to ionize the air in the pipe channel to form negative ions. SUMMARY

[0005] The purpose of the present application is to provide an air duct with negative ionization, which aims to solve the problem that the air duct in the prior art does not have the ability to ionize air to form negative ions.

[0006] The present application is realized as follows: the air duct with negative ionization includes a pipe body connected to the air outlet in the room, the pipe body has a pipe channel extending through front and back, the pipe body has an air inlet port and an air outlet port at both ends, and the air inlet port and the air outlet port are respectively communicated with the pipe channel; the air blown from the air outlet port enters the pipe channel through the air inlet port, and is discharged into the room through the air outlet port.

[0007] The middle part of the pipe channel has an ionization section, and the pipe body is provided with an air ionizer; the air ionizer has two ionization needles for high-voltage ionization of air, the two ionization needles are arranged at intervals, and the two ionization needles extend into the ionization section; the ionization needles are respectively connected with ionization nets made of metal, the ionization nets are arranged along the cross-sectional direction of the pipe channel, and the two ionization nets are arranged at intervals to form an ionization interval.

[0008] Optionally, the pipe body is provided with a protruding block, and the air ionizer is installed inside the protruding block.

[0009] Optionally, the air ionizer has a socket connected with an external power source, and the socket is exposed on the outer surface of the protruding block.

[0010] Optionally, the pipe body is provided with an oxygen hole in communication with the oxygen generator, the oxygen hole is in communication with the pipe channel, a connecting head connected with the oxygen generator is connected in the oxygen hole, and the connecting head is exposed outside the pipe body.

[0011] Optionally, the oxygen hole is arranged in front of the ionization section along the flow direction of air in the pipe channel.

[0012] Optionally, two sides of the pipe body are respectively provided with mounting seats, the mounting seats are located in the middle part of the pipe body, mounting holes arranged from top to bottom and through which bolts pass are arranged in the mounting seats, the bottom of the mounting seat is arranged in a flush manner to form a bottom abutting surface, and the bottom abutting surface is lower than the bottom of the pipe body.

[0013] Optionally, the two ends of the pipe channel are respectively provided with mounting sections, the inner side wall of the mounting section is provided with a positioning ring inwardly protruding, and the outer side wall of the mounting section is provided with a clamping groove ring arranged around the outer periphery of the mounting section, the clamping groove ring is arranged in alignment with the inner and outer sides of the positioning ring, and when the ventilation hose is inserted into the mounting section, the positioning ring is embedded in the ring groove of the outer periphery of the hose.

[0014] Optionally, the mounting section is provided with a slit penetrating through the mounting section, and a positioning piece is inserted into the slit, the inner end of the positioning piece extends into the pipe channel to form a clamping section embedded in the ring groove of the hose and relatively fixing the hose in the mounting section, and the outer end of the positioning piece extends to the outside of the mounting section to form a bending section, and the bending section is arranged in a bending manner with the positioning piece.

[0015] The outer side wall of the mounting section is provided with a boss, and the boss is provided with a recessed clamping groove, and the bending section is embedded and fixed in the recessed clamping groove.

[0016] Optionally, the ionization net has net holes through which air blows, a plurality of metal conductive fine needles are protrudingly arranged on the ionization net, and the conductive fine needles are arranged in an extending manner towards the ionization interval; the conductive fine needles between the two ionization nets are arranged in an opposite and up-down staggered manner; the pipe channel has an air inlet section and an air outlet section, the ionization section is located between the air inlet section and the air outlet section, the air inlet port is formed in the air inlet section, and the air outlet port is formed in the air outlet section.

[0017] The inner side wall of the air inlet section is provided with an air inlet guide ring inwardly protruding, the air inlet guide ring is arranged around the circumference of the air inlet section; the air inlet guide ring has an air inlet guide surface towards the air inlet port, the air inlet guide ring has an air inlet back surface away from the air inlet port, and the air inlet guide surface is arranged in an inwardly inclined manner along the flow direction of air in the air inlet section; the air inlet back surface extends outwardly with an air inlet expansion ring, and the air inlet guide ring is provided with a plurality of air inlet guide channels penetrating through the air inlet guide surface and the air inlet back surface and extending into the air inlet expansion ring.

[0018] The top of the air inlet expansion ring is provided with a plurality of air inlet radial holes, and the plurality of air inlet radial holes are respectively communicated with air inlet guide channels; part of the air blown into the air inlet section flows obliquely towards the center of the pipe passage under the guidance of the air inlet guide surface, and the air passing through the air inlet guide channels flows vertically towards the center of the pipe passage through the plurality of air inlet radial holes of the air inlet expansion ring.

[0019] Optionally, the inner side wall of the air outlet section is inwardly convexly provided with an air outlet guide ring, the air outlet guide ring is arranged around the circumference of the air outlet section; the air outlet guide ring has an air outlet guide surface facing the ionization section, and the air outlet guide surface is recessed away from the ionization section to form a recessed ring groove;

[0020] The air outlet guide ring is provided with an air outlet guide channel, the air outlet guide channel penetrates to the recessed ring groove and the top of the air outlet guide ring, and a plurality of air outlet radial holes are formed at the top of the air outlet guide ring; the top of the air outlet guide ring is covered with an elastic membrane layer, the membrane layer is provided with a plurality of air permeable holes; a membrane cavity is formed between the membrane layer and the top of the air outlet guide ring, and the air outlet radial holes are communicated to the membrane cavity;

[0021] The air ionized by the ionization section is blown into the air outlet section, part of the air is reflected into the recessed ring groove and then into the ionization section for continuous ionization, the air entering the air outlet guide channel enters the membrane cavity through the air outlet radial holes, drives the membrane cavity to expand, and the expanded membrane cavity reflects part of the air back to the ionization section for continuous ionization, and the air in the membrane cavity is discharged through the air permeable holes.

[0022] Compared with the prior art, the air pipe with negative ionization provided by the application ionizes the air in the pipe passage by relative discharge of the two ionization needles, causes some outer electrons of gas molecules to be separated from the orbit to become free electrons, the free electrons combine with other neutral molecules in the air to form air negative ions, the ionization area is increased by the ionization net, and a large number of air negative ions are formed in the ionization interval; the air blown out of the air outlet is effectively purified, the oxygen molecules in the air are activated, and the oxygen molecules are more easily absorbed by the human body; and the air negative ions have the advantages of adsorbing dust, purifying air, reducing blood pressure, improving heart and lung function, promoting human metabolism, improving sleep quality, etc. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a perspective view of the air pipe with negative ionization provided by the application;

[0024] Figure 2 is a top view of the air pipe with negative ionization provided by the application;

[0025] Figure 3 is a side view of the air pipe with negative ionization provided by the application;

[0026] Figure 4is a cross-sectional view of the wind pipe with negative ionization provided by the present application;

[0027] Figure 5 is a perspective view of the positioning sheet provided by the present application;

[0028] Figure 6 is a cross-sectional view of the wind pipe with negative ionization provided by the present application;

[0029] Figure 7 is a cross-sectional view of the air inlet guide ring provided by the present application;

[0030] Figure 8 is a cross-sectional view of the air outlet guide ring provided by the present application. DETAILED DESCRIPTION

[0031] In order to make the objectives, technical solutions and advantages of the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and do not limit the present application.

[0032] The implementation of the present application is described in detail below in combination with specific embodiments.

[0033] In the drawings of the embodiments, the same or similar reference numerals correspond to the same or similar components; in the description of the present application, it should be understood that the orientations or positional relationships indicated by terms such as "upper", "lower", "left", "right" are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore the terms describing the positional relationships in the drawings are only used for exemplary illustration, and cannot be understood as a limitation of the present patent, for those skilled in the art, the specific meanings of the above terms can be understood according to the specific circumstances.

[0034] Referring to Figures 1-8 , a preferred embodiment provided by the present application is shown.

[0035] The wind pipe with negative ionization provided by the present application comprises a pipe body which is connected to the air outlet of the room, the pipe body has a pipe channel 100 which penetrates from front to back, the two ends of the pipe body have an air inlet port 101 and an air outlet port 102, the air inlet port 101 and the air outlet port 102 are respectively communicated with the pipe channel 100; the air blown by the air outlet enters the pipe channel 100 through the air inlet port 101, and is discharged to the room through the air outlet port 102;

[0036] The middle part of the pipe channel 100 has an ionization section, and the pipe body is provided with an air ionizer 200; the air ionizer 200 has two ionization needles 10 for high-voltage ionization of air, the two ionization needles 10 are arranged at intervals, and the two ionization needles 10 extend into the ionization section; the ionization needles 10 are respectively connected with ionization nets 20 made of metal, the ionization nets 20 are arranged along the cross-sectional direction of the pipe channel 100, and the two ionization nets 20 are arranged at intervals to form an ionization interval.

[0037] The air pipe provided with negative ionization provided above ionizes the air in the pipe channel 100 through the relative discharge of the two ionization needles 10, causes some atoms in the gas molecules to lose their outer electrons and become free electrons, and the free electrons combine with other neutral molecules in the air to form air negative ions. At the same time, the ionization area is increased through the ionization nets 20, so that a large number of air negative ions are formed in the ionization interval. The air blown out of the air outlet is effectively purified, the oxygen molecules in the air are activated, and the oxygen molecules are more easily absorbed by the human body. Air negative ions have the advantages of adsorbing dust, purifying air, reducing blood pressure, improving heart and lung function, promoting human metabolism, improving sleep quality, etc.

[0038] The pipe body is provided with a protrusion 110, and the air ionizer 200 is installed in the inside of the protrusion 110. In this way, the air ionizer 200 is protected from being blown by the wind in the pipe channel 100, and the overall structure is more beautiful and stable.

[0039] The air ionizer 200 has a socket 201 connected with an external power source, and the socket 201 is exposed on the outer surface of the protrusion 110. In this way, the external power source can supply power to the air ionizer 200.

[0040] The pipe body is provided with an oxygen hole 120 connected with an oxygen generator, the oxygen hole 120 communicates with the pipe channel 100, and the oxygen hole 120 is connected with a connecting head 121 connected with the oxygen generator, and the connecting head 121 is exposed outside the pipe body. In this way, the oxygen generator can extract oxygen from the air, so that a large amount of oxygen enters the pipe channel 100 from the oxygen hole 120 and then enters the room, which can relieve fatigue, enhance the body's immunity, improve the sub-health state, and increase the oxygen content in the body.

[0041] Along the flow direction of the air in the pipe channel 100, the oxygen hole 120 is arranged in front of the ionization section. In this way, the entering oxygen enters the room through the ionization section, and the oxygen is ionized in the ionization section to generate more negative oxygen ions, which can purify the air, reduce the blood pressure, improve the heart and lung function, promote the human metabolism, and improve the sleep quality.

[0042] The two sides of the pipe body are respectively provided with mounting seats 130, which are located at the middle part of the pipe body; the mounting seats 130 are provided with mounting holes 131 arranged from top to bottom and for the bolts to pass through, and the bottom of the mounting seat 130 is arranged in a flush manner to form a bottom abutting surface, which is lower than the bottom of the pipe body. In this way, the pipe body can be installed on a designated mounting position through the mounting seat 130, and the bottom abutting surface is abutted on the plane of the mounting position, and then the pipe body is fixed through the bolts, so that the pipe body is fixedly connected on the designated mounting position.

[0043] The two ends of the pipe channel 100 are respectively provided with mounting segments, and the inner side wall of the mounting segment is provided with a positioning ring 150 inwardly; the outer side wall of the mounting segment is provided with a clamping groove ring 151, which is arranged around the outer periphery of the mounting segment, and the clamping groove ring 151 is arranged in alignment with the inner and outer positioning ring 150; after the ventilation hose is inserted into the mounting segment, the positioning ring 150 is embedded in the ring groove of the outer periphery of the hose.

[0044] The external gas enters into the pipe channel 100 through the hose, and is cooperated between the ring groove and the positioning ring 150 arranged on the hose, so that the hose is fixed in the pipe channel 100.

[0045] The mounting segment is provided with a slit, and the slit penetrates the mounting segment; the slit is provided with a positioning piece 141, the inner end of the positioning piece 141 extends into the pipe channel 100 to form a clamping segment 1410 embedded in the ring groove of the hose and relatively fixing the hose in the mounting segment, and the outer end of the positioning piece 141 extends to the outside of the mounting segment to form a bending segment 1411, which is arranged in a bending manner with the positioning piece 141.

[0046] The outer side wall of the mounting segment is provided with a boss 140, and the boss 140 is provided with a recessed clamping groove, and the bending segment 1411 is embedded and fixed in the recessed clamping groove. Specifically, the bending segment 1411 is fixed in the recessed clamping groove through the screw hole, so that the positioning piece 141 is fixed in the slit; at the same time, the positioning piece 141 can position the hose, and the positioning effect is strengthened; similar to the effect of the positioning ring 150.

[0047] In the embodiment, the ionization net 20 has net holes for air to blow through, and a plurality of metal conductive fine needles are arranged on the ionization net 20 and extend towards the ionization interval; the conductive fine needles between the two ionization nets 20 are arranged in a staggered manner and are arranged in an up-down staggered manner; the pipe channel 100 has an air inlet segment and an air outlet segment, and the ionization segment is located between the air inlet segment and the air outlet segment, the air inlet port 101 is formed in the air inlet segment, and the air outlet port 102 is formed in the air outlet segment.

[0048] The inner side wall of the air inlet section protrudes inwardly to form an air inlet guide ring 300, which is arranged around the circumference of the air inlet section; the air inlet guide ring 300 has an air inlet guide surface facing the air inlet port 101, and an air inlet back surface facing away from the air inlet port 101; along the flow direction of the air in the air inlet section, the air inlet guide surface is arranged to be inclined inwardly; the air inlet back surface extends outwardly to form an air inlet expansion ring 301; the air inlet guide ring 300 is provided with a plurality of air inlet guide channels 302, which extend through the air inlet guide surface and the air inlet back surface and into the air inlet expansion ring 301.

[0049] The top of the air inlet expansion ring 301 is provided with a plurality of air inlet radial holes 303, which are respectively in communication with the air inlet guide channels 302; part of the air blown into the air inlet section flows obliquely towards the center of the pipe passage 100 under the guidance of the air inlet guide surface, and the air passing through the air inlet guide channels 302 flows vertically towards the center of the pipe passage 100 through the plurality of air inlet radial holes 303 of the air inlet expansion ring 301.

[0050] The air in the ionization gap is ionized by the discharges between the upper and lower spaced apart conductive fine needles, and the air inlet guide surface is arranged to be inclined inwardly along the flow direction of the air in the air inlet section, so that the gas passing through the air inlet guide surface flows towards the central flow passage of the pipe passage 100, the center of the pipe passage 100 is most fully ionized, and the top of the air inlet expansion ring 301 is provided with a plurality of air inlet radial holes 303, so that the air blown into the air inlet guide channels 302 is blown vertically towards the center of the pipe passage 100 through the air inlet radial holes 303, collides and converges at the center of the pipe passage 100, and the gas blown out through the air inlet radial holes 303 converges at the center of the pipe passage 100; the ionization effect of the ionization section is effectively enhanced.

[0051] The inner side wall of the air outlet section protrudes inwardly to form an air outlet guide ring 400, which is arranged around the circumference of the air outlet section; the air outlet guide ring 400 has an air outlet guide surface facing the ionization section, and the air outlet guide surface is recessed away from the ionization section to form a recessed ring groove 401.

[0052] The air outlet guide ring 400 is provided with an air outlet guide channel 403, which extends through the recessed ring groove 401 and the top of the air outlet guide ring 400 to form a plurality of air outlet radial holes at the top of the air outlet guide ring 400; the top of the air outlet guide ring 400 is covered with a flexible membrane layer 402, which is provided with a plurality of air permeable holes; the membrane layer 402 and the top of the air outlet guide ring 400 form a membrane cavity therebetween, and the air outlet radial holes are in communication with the membrane cavity.

[0053] The air ionized by the ionization section is blown into the air outlet section, part of the air is reflected into the vertical recessed ring groove 401, and reflected into the ionization section to continue ionization. The air entering the air outlet guide channel 403 is driven into the membrane cavity through the air outlet radial hole, and the expanded membrane cavity reflects part of the air back to the ionization section to continue ionization, and the air in the membrane cavity is discharged through the air permeable hole.

[0054] Most of the air delivered by the ionization section is discharged from the air outlet port 102, and a small part of the air is blown into the air outlet guide ring 400 and the recessed ring groove 401. Part of this air bounces back to the ionization section to continue ionization, and part of the air enters the air outlet guide channel 403. This part of the gas is pressed into the air outlet guide channel 403, making the gas pressure in the air outlet guide channel 403 larger. This part of the gas enters the mold cavity 4020, causing the membrane layer 402 to expand outward. Part of the gas entering the mold cavity 4020 is discharged from the air permeable hole towards the ionization section, back to the ionization section to continue ionization, and the other part is discharged from the air permeable hole towards the indoor. In this way, the air ionization is more sufficient.

[0055] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An air duct with negative ionization, characterized in that, The application relates to a ventilation pipe body comprising a pipe body connected to an air outlet for blowing air into a room, wherein the pipe body has a pipe channel penetrating through the front and back of the pipe body, the two ends of the pipe body are provided with air inlet ports and air outlet ports, and the air inlet ports and the air outlet ports are communicated with the pipe channel respectively; the air blown out by the air outlet enters the pipe channel through the air inlet ports and is discharged into the room through the air outlet ports; The middle part of the pipe channel is provided with an ionization section, and the pipe body is provided with an air ionizer; the air ionizer is provided with two ionization needles for high-voltage ionization of air, the two ionization needles are arranged at intervals, and the two ionization needles extend into the ionization section; the ionization needles are respectively connected with ionization nets made of metal, the ionization nets are arranged along the cross-sectional direction of the pipe channel, and the two ionization nets are arranged at intervals to form an ionization interval; The pipe body is provided with a protrusion, and the air ionizer is mounted in the interior of the protrusion; The two ends of the pipe channel are respectively provided with mounting sections, the inner side walls of the mounting sections are inwardly provided with positioning rings, and the outer side walls of the mounting sections are provided with clamping groove rings which are arranged around the outer periphery of the mounting sections and are arranged in alignment with the inner and outer sides of the positioning rings; after a ventilation hose is inserted into the mounting section, the positioning rings are embedded in the ring grooves in the outer periphery of the hose; The ionization nets are provided with mesh holes for air blowing, the ionization nets are outwardly provided with a plurality of metal conductive fine needles, and the conductive fine needles extend and are arranged towards the ionization interval; the conductive fine needles between the two ionization nets are oppositely arranged in an up-down staggered manner; the pipe channel has an air inlet section and an air outlet section, the ionization section is located between the air inlet section and the air outlet section, the air inlet ports are formed in the air inlet section, and the air outlet ports are formed in the air outlet section; The inner side walls of the air inlet section are inwardly provided with air inlet guide rings which are arranged around the circumferences of the air inlet section; the air inlet guide rings have air inlet guide surfaces which face the air inlet ports, the air inlet guide rings have air inlet back surfaces which are away from the air inlet ports, and the air inlet guide surfaces are inwardly arranged in an inclined manner along the flow direction of air in the air inlet section; the air inlet back surfaces outwardly extend air inlet expansion rings, and the air inlet guide rings are provided with a plurality of air inlet guide channels which penetrate through the air inlet guide surfaces and the air inlet back surfaces and extend into the air inlet expansion rings; The top parts of the air inlet expansion rings are provided with a plurality of air inlet radial holes which are respectively communicated with the air inlet guide channels; part of the air blown into the air inlet section flows towards the center of the pipe channel in an inclined manner under the guidance of the air inlet guide surfaces, and the air passing through the air inlet guide channels vertically flows towards the center of the pipe channel through the plurality of air inlet radial holes of the air inlet expansion rings.

2. The air tube with negative ionization of claim 1, wherein, The air ionizer is provided with a socket which is connected with an external power supply and is exposed on the outer surface of the protrusion.

3. The ionized air tube of claim 1, wherein, The pipe body is provided with an oxygen hole which is communicated with an oxygen generator and is communicated with the pipe channel, the oxygen hole is connected with a connecting head which is connected with the oxygen generator and is exposed outside the pipe body.

4. The wind tube with negative ionization as claimed in claim 3, wherein, Along the flow direction of air in the pipe channel, the oxygen hole is arranged in front of the ionization section.

5. The ionized air tube of claim 1, wherein, The pipe body is provided with mounting seats on both sides, which are located in the middle part of the pipe body; the mounting seats are provided with mounting holes arranged from top to bottom and through which bolts pass; the bottom of the mounting seat is arranged in a flush manner to form a bottom abutting surface, which is lower than the bottom of the pipe body.

6. The ionized air tube of claim 1, wherein, The mounting section is provided with a slit, which penetrates the mounting section; the slit is provided with a positioning sheet, the inner end of which extends into the pipe channel to form a clamping section embedded in the ring groove of the hose and relatively fixed in the mounting section; the outer end of the positioning sheet extends to the outside of the mounting section to form a bending section, which is arranged in a bent manner with the positioning sheet; The outer side wall of the mounting section is provided with a boss, which is provided with a recessed clamping groove, and the bending section is embedded and fixed in the recessed clamping groove.

7. The negative ionized air tube as claimed in any one of claims 1 to 6, wherein, The inner side wall of the air outlet section is provided inwardly with an air outlet guide ring, which is arranged around the circumference of the air outlet section; the air outlet guide ring has an air outlet guide surface facing the ionization section, which is recessed away from the ionization section to form a recessed ring groove; The air outlet guide ring is provided with an air outlet guide channel, which penetrates to the recessed ring groove and the top of the air outlet guide ring, and a plurality of air outlet radial holes are formed at the top of the air outlet guide ring; the top of the air outlet guide ring is covered with an elastic membrane layer, which is provided with a plurality of air permeable holes; the membrane layer and the top of the air outlet guide ring form a membrane cavity therebetween, and the air outlet radial holes communicate with the membrane cavity; The air ionized by the ionization section is blown into the air outlet section, part of the air is vertically reflected into the recessed ring groove and reflected to the ionization section for continuous ionization, the air entering the air outlet guide channel enters the membrane cavity through the air outlet radial holes, drives the membrane cavity to expand, the expanded membrane cavity reflects part of the air back to the ionization section for continuous ionization, and the air in the membrane cavity is discharged through the air permeable holes.

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