CN215375321U - Negative oxygen ion detection device - Google Patents
Negative oxygen ion detection device Download PDFInfo
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- CN215375321U CN215375321U CN202121607329.6U CN202121607329U CN215375321U CN 215375321 U CN215375321 U CN 215375321U CN 202121607329 U CN202121607329 U CN 202121607329U CN 215375321 U CN215375321 U CN 215375321U
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Abstract
The utility model relates to the field of air detection, and solves the problem that a rod-shaped electrode and a circuit board are not firmly fixed in the prior art. The utility model provides a negative oxygen ion detection device, which comprises a housin, the three-way pipe electrode, bar-shaped electrode, insulating adapter sleeve, the collection circuit board, the fan, the three-way pipe electrode is located the casing and is connected with the collection circuit board electricity, bar-shaped electrode is located the three-way pipe electrode, bar-shaped electrode passes through insulating adapter sleeve with the three-way pipe electrode and is connected, the last electricity of collection circuit board is connected with the flexible probe of elasticity, the free end of the flexible probe of elasticity supports and leans on bar-shaped electrode, be connected with the mounting panel on the insulating adapter sleeve, mounting panel and collection circuit board fixed connection, the fan is located the first end department of three-way pipe electrode. The three-way pipe electrode is provided with three end parts, namely an air inlet end, an air outlet end and a detection end, and the detection end is fixedly connected with the acquisition circuit board. When the collecting circuit board is used, the collecting circuit board is fixedly connected with the three-way pipe electrode and the rod-shaped electrode through the mounting plate and the insulating connecting sleeve, and the collecting circuit board is firm and reliable.
Description
Technical Field
The utility model relates to the field of air detection, in particular to a negative oxygen ion detection device.
Background
Relevant experiments prove that the negative oxygen ions can really play a positive role in improving ecological and living environments, small ions in the negative oxygen ions can capture floating dust particles, and the floating dust particles are condensed and precipitated, so that the air is purified, and when the concentration reaches 20000 per cubic centimeter, the floating dust in the air can be reduced by more than 98%. The negative ions are the important standard for judging whether the air is clean or not, and the air is called clean air when the concentration of the negative oxygen ions in the air reaches 1000-. The negative oxygen ion detection device adopts a cylindrical polarized electrode, and a copper bar is arranged in the polarized electrode and used as a collecting electrode to receive negative oxygen ions in the air. The tubular electrode and the rod-shaped electrode of the conventional negative oxygen ion detection device cannot be well fixed with the acquisition circuit board, so that the elastic telescopic needle and the rod-shaped electrode are in poor contact, and equipment failure is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a negative oxygen ion detection device, which solves the problem that a rod-shaped electrode and a circuit board are not firmly fixed in the prior art.
The utility model provides a negative oxygen ion detection device, which comprises a housin, the three-way pipe electrode, bar-shaped electrode, insulating adapter sleeve, the collection circuit board, the fan, the three-way pipe electrode is located the casing and is connected with the collection circuit board electricity, bar-shaped electrode is located the three-way pipe electrode, bar-shaped electrode passes through insulating adapter sleeve with the three-way pipe electrode and is connected, the last electricity of collection circuit board is connected with the flexible probe of elasticity, the free end of the flexible probe of elasticity supports and leans on bar-shaped electrode, be connected with the mounting panel on the insulating adapter sleeve, mounting panel and collection circuit board fixed connection, the fan is located the first end department of three-way pipe electrode. The three-way pipe electrode is provided with three end parts, namely an air inlet end, an air outlet end and a detection end, and the detection end is fixedly connected with the acquisition circuit board. When the negative oxygen ion detection device is used, the acquisition circuit board is fixedly connected with the three-way pipe electrode and the rod-shaped electrode through the mounting plate and the insulating connecting sleeve, so that the acquisition circuit board is firm and reliable, the acquisition circuit board is prevented from being loosened from the three-way pipe electrode and the rod-shaped electrode, the elastic telescopic probe is prevented from being in poor contact with the rod-shaped electrode, and the stability and the reliability of the negative oxygen ion detection device are improved.
Furthermore, the insulating connecting sleeve is in a tubular shape with an opening at one end and comprises a cylinder body and a bottom plate, the cylinder body is sleeved at the second end of the three-way pipe electrode, the rod-shaped electrode is fixedly connected with the bottom plate, a through hole is formed in the bottom plate, and the elastic telescopic probe penetrates through the through hole and abuts against the end part of the rod-shaped electrode. The insulating connecting sleeve is respectively fixedly connected with the rod-shaped electrode and the three-way pipe electrode, so that the relative position of the rod-shaped electrode and the three-way pipe electrode is fixed, the rod-shaped electrode and the three-way pipe electrode are coaxial, the stability of an electric field in the three-way pipe electrode is ensured, and a detection result is reliable.
Furthermore, be equipped with first shielding box and second shielding box on the both sides of collection circuit board respectively, circuit on the collection circuit board is located the cavity that first shielding box and collection circuit board enclose and the cavity that second shielding box and collection circuit board enclose, is equipped with the through-hole on the first shielding box, the flexible probe passes this through-hole and does not have the contact with first shielding box. The first shielding box and the second shielding box surround the acquisition circuit, so that the electric field of the acquisition circuit is prevented from influencing the movement of negative oxygen ions in the three-way pipe electrode.
Further, be equipped with the internal thread post on the mounting panel, the internal thread post pass through the bolt with the collection circuit board is connected, and the length of internal thread post is greater than the height of first shielding box just is less than the length under the elastic telescopic probe free state. When the bolt is screwed on the internal thread column, the elastic telescopic probe generates certain shrinkage, and the stable contact between the elastic telescopic probe and the rod-shaped electrode is ensured.
Furthermore, an insulating sleeve is sleeved on a third end of the three-way pipe electrode and penetrates through the shell, and a fixing plate is arranged on the insulating sleeve and fixedly connected with the shell. The three-way pipe electrode is completely positioned in the shell, so that the influence of external contact on charges on the three-way pipe electrode can be avoided, the insulating sleeve fixes the air inlet end of the three-way pipe electrode, and the air inlet end is prevented from contacting with the shell.
Furthermore, an insulating block is arranged at the first end of the three-way pipe electrode, a cavity with two open ends is arranged on the insulating block, the cavity is communicated with the inside of the three-way pipe electrode, and the fan is positioned at the opening of the cavity. The insulating block can improve the effect of the influence of the fan on the air pressure in the three-way pipe electrode.
According to the technical scheme, the utility model has the following advantages:
the collecting circuit board is fixedly connected with the three-way pipe electrode and the rod-shaped electrode through the mounting plate and the insulating connecting sleeve, is firm and reliable, avoids looseness among the collecting circuit board, the three-way pipe electrode and the rod-shaped electrode, further leads to poor contact between the elastic telescopic probe and the rod-shaped electrode, and improves the stability and the reliability of the negative oxygen ion detection device.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts.
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of a negative oxygen ion receiving structure according to the present invention;
FIG. 4 is a cross-sectional view of a negative oxygen ion-receiving structure according to the present invention;
FIG. 5 is a schematic view of the structure of the collecting circuit board of the present invention;
FIG. 6 is a schematic view of the mounting plate structure of the present invention;
FIG. 7 is a schematic view of the structure of the insulating connecting sleeve according to the present invention;
1. the device comprises a shell, 2, a three-way pipe electrode, 3, a rod-shaped electrode, 4, an insulating connecting sleeve, 5, a collecting circuit board, 6, a fan, 7, an elastic telescopic probe, 8, a mounting plate, 9, a cylinder, 10, a bottom plate, 11, a first shielding box, 12, a second shielding box, 13, an internal thread column, 14, an insulating sleeve, 15, a fixing plate, 16, an insulating block, 17, a third end, 18, a first end, 19 and a second end.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given in the present patent without making any creative effort, shall fall within the scope of protection of the present patent.
Example 1
As shown in fig. 1-7, a negative oxygen ion detection device, including casing 1, three-way pipe electrode 2, bar-shaped electrode 3, insulating adapter sleeve 4, collection circuit board 5, fan 6, three-way pipe electrode 2 is located casing 1 and is connected with collection circuit board 5 electricity, bar-shaped electrode 3 is located three-way pipe electrode 2, bar-shaped electrode 3 is connected through insulating adapter sleeve 4 with three-way pipe electrode 2, it has elastic telescopic probe 7 to go up electric connection on collection circuit board 5, elastic telescopic probe 7's free end supports and leans on bar-shaped electrode 3, be connected with mounting panel 8 on the insulating adapter sleeve 4, mounting panel 8 and collection circuit board 5 fixed connection, fan 6 is located the first end 18 department of three-way pipe electrode 2. The three-way pipe electrode 2 is provided with three end parts, namely an air inlet end, an air outlet end and a detection end, and the detection end is fixedly connected with the acquisition circuit board 5. When the negative oxygen ion detection device is used, the acquisition circuit board 5 is fixedly connected with the three-way pipe electrode 2 and the rod-shaped electrode 3 through the mounting plate 8 and the insulating connecting sleeve 4, so that firmness and reliability are realized, looseness among the acquisition circuit board 5, the three-way pipe electrode 2 and the rod-shaped electrode 3 is avoided, the elastic telescopic probe 7 is further prevented from being in poor contact with the rod-shaped electrode 3, and the stability and reliability of the negative oxygen ion detection device are improved. Wherein, the first end 18 of the three-way pipe electrode 2 is an air outlet end and is provided with a fan 6; the second end 19 is a detection end and is connected with the insulating connecting sleeve 4; the third end 17 is an air inlet end.
The insulating connecting sleeve 4 is in a cylindrical shape with an opening at one end and comprises a cylinder 9 and a bottom plate 10, the cylinder 9 is sleeved at the second end 19 of the three-way pipe electrode 2, the rod-shaped electrode 3 is fixedly connected with the bottom plate 10, a through hole is formed in the bottom plate 10, and the elastic telescopic probe 7 penetrates through the through hole and abuts against the end part of the rod-shaped electrode 3. The insulating connecting sleeve 4 is respectively fixedly connected with the rod-shaped electrode 3 and the three-way pipe electrode 2, so that the relative position of the rod-shaped electrode 3 and the three-way pipe electrode 2 is fixed, the rod-shaped electrode 3 is coaxial with the three-way pipe electrode 2, the stability of an electric field in the three-way pipe electrode 2 is ensured, and a detection result is reliable.
The two sides of the acquisition circuit board 5 are respectively provided with a first shielding box 11 and a second shielding box 12, a circuit on the acquisition circuit board 5 is positioned in a cavity formed by the first shielding box 11 and the acquisition circuit board 5 and a cavity formed by the second shielding box 12 and the acquisition circuit board 5, a through hole is formed in the first shielding box 11, and the elastic telescopic probe 7 penetrates through the through hole and is in non-contact with the first shielding box 11. The first shielding box 11 and the second shielding box 12 surround the collecting circuit, and the electric field of the collecting circuit is prevented from influencing the movement of negative oxygen ions in the three-way pipe electrode 2.
Be equipped with internal thread post 13 on the mounting panel 8, internal thread post 13 pass through the bolt with acquisition circuit board 5 is connected, and internal thread post 13's length is greater than first shielding box 11 highly just is less than the length under the elastic telescopic probe 7 free state. When the bolt is screwed on the internal thread column 13, the elastic telescopic probe 7 is contracted to a certain extent, and the stable contact between the elastic telescopic probe 7 and the rod-shaped electrode 3 is ensured.
An insulating sleeve 14 is sleeved on a third end 17 of the three-way pipe electrode 2, the insulating sleeve 14 penetrates through the shell 1, a fixing plate 15 is arranged on the insulating sleeve 14, and the fixing plate 15 is fixedly connected with the shell 1. The three-way pipe electrode 2 is completely positioned in the shell 1, so that the influence of external contact on charges on the three-way pipe electrode 2 can be avoided, and the insulating sleeve 14 fixes the air inlet end of the three-way pipe electrode 2 and prevents the air inlet end from contacting with the shell 1.
An insulating block 16 is arranged at the first end 18 of the three-way pipe electrode 2, a cavity with two open ends is arranged on the insulating block 16 and is communicated with the inside of the three-way pipe electrode 2, and the fan 6 is positioned at the opening of the cavity. The insulating block 16 can improve the effect of the fan 6 on the air pressure in the three-way pipe electrode 2.
The acquisition circuit applies voltage to the rod-shaped electrode 3 and the three-way pipe electrode 2 respectively, an electric field is generated in the three-way pipe electrode 2, the fan 6 enables negative pressure to be generated in the three-way pipe electrode 2, outside air flows through the inside of the three-way pipe electrode 2, negative oxygen ions in the part of air are acquired by the rod-shaped electrode 3 under the action of the electric field, current signals are generated, and the negative oxygen ions are processed by the acquisition circuit on the acquisition circuit board 5 to output the concentration of the negative oxygen ions.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims and drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a negative oxygen ion detection device, a serial communication port, including casing (1), three-way pipe electrode (2), bar-shaped electrode (3), insulating adapter sleeve (4), collection circuit board (5), fan (6), three-way pipe electrode (2) are located casing (1) and are connected with collection circuit board (5) electricity, bar-shaped electrode (3) are located three-way pipe electrode (2), bar-shaped electrode (3) are connected through insulating adapter sleeve (4) with three-way pipe electrode (2), it has elastic telescopic probe (7) to go up electric connection on collection circuit board (5), the free end of elastic telescopic probe (7) supports and leans on bar-shaped electrode (3), be connected with mounting panel (8) on insulating adapter sleeve (4), mounting panel (8) and collection circuit board (5) fixed connection, fan (6) are located the first end department of three-way pipe electrode (2).
2. The negative oxygen ion detection device according to claim 1, wherein the insulating connection sleeve (4) is a cylinder with an open end, and comprises a cylinder (9) and a bottom plate (10), the cylinder (9) is sleeved at the second end of the three-way pipe electrode (2), the rod-shaped electrode (3) is fixedly connected with the bottom plate (10), a through hole is arranged on the bottom plate (10), and the elastic telescopic probe (7) passes through the through hole and abuts against the end part of the rod-shaped electrode (3).
3. The negative oxygen ion detection device according to claim 1 or 2, wherein a first shielding box (11) and a second shielding box (12) are respectively arranged on two sides of the collection circuit board (5), a circuit on the collection circuit board (5) is positioned in a cavity formed by the first shielding box (11) and the collection circuit board (5) and a cavity formed by the second shielding box (12) and the collection circuit board (5), a through hole is arranged on the first shielding box (11), and the elastic telescopic probe (7) penetrates through the through hole and is not in contact with the first shielding box (11).
4. The negative oxygen ion detection device according to claim 3, wherein an internal threaded column (13) is arranged on the mounting plate (8), the internal threaded column (13) is connected with the acquisition circuit board (5) through a bolt, and the length of the internal threaded column (13) is greater than the height of the first shielding box (11) and less than the length of the elastic telescopic probe (7) in a free state.
5. The negative oxygen ion detection device according to claim 1, wherein an insulating sleeve (14) is sleeved on a third end of the three-way pipe electrode (2), the insulating sleeve (14) penetrates through the shell (1), a fixing plate (15) is arranged on the insulating sleeve (14), and the fixing plate (15) is fixedly connected with the shell (1).
6. The negative oxygen ion detection device according to claim 1, wherein an insulating block (16) is arranged at a first end of the three-way pipe electrode (2), a cavity with two open ends is arranged on the insulating block (16), the cavity is communicated with the inside of the three-way pipe electrode (2), and the fan (6) is positioned at the opening of the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121607329.6U CN215375321U (en) | 2021-07-15 | 2021-07-15 | Negative oxygen ion detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121607329.6U CN215375321U (en) | 2021-07-15 | 2021-07-15 | Negative oxygen ion detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215375321U true CN215375321U (en) | 2021-12-31 |
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ID=79609352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121607329.6U Active CN215375321U (en) | 2021-07-15 | 2021-07-15 | Negative oxygen ion detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215375321U (en) |
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2021
- 2021-07-15 CN CN202121607329.6U patent/CN215375321U/en active Active
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