Negative ion detector

Abstract

The utility model discloses a negative ion detector which comprises a shell, an air draft assembly used for air draft, a sampling pipe connected with the air inlet end of the air draft assembly, a power supply unit used for power supply and a control mainboard used for detecting the content of negative ions are arranged in the shell, and an air outlet communicated with the air outlet end of the air draft assembly is formed in the shell; the air draft assembly comprises an air guide shell and a fan arranged in the air guide shell, a connecting block is arranged in the air guide shell, a collecting rod is inserted into the connecting block, the collecting rod is inserted into a sampling pipe, the collecting rod is connected with a positive electrode power supply, the sampling pipe is connected with a negative electrode power supply, a connecting rod is inserted into the connecting block, and the collecting rod is connected with the negative electrode power supply. The connecting rod abuts against the collecting rod and is connected with the control main board.

Description

TECHNICAL FIELD

[0001] The utility model relates to ion detection equipment technical field, concretely relates to a kind of negative ion detector. BACKGROUND

[0002] The existing ion detector generally includes sampling pipe, sleeve, communicating pipe, fan, and wherein, shell air flow direction is sampling pipe-sleeve-communicating pipe-fan-air outlet on shell, and sampling pipe needs to extend out of shell body, and needs to use communicating pipe, so that the overall volume of instrument is larger, to cause inconvenience of carrying and using. SUMMARY

[0003] To solve the technical problems in the background art, the utility model provides a kind of negative ion detector.

[0004] The technical scheme adopted by the utility model to solve its technical problems is as follows:

[0005] A kind of negative ion detector, including shell, the shell is provided with the air extraction component for air extraction, the sampling pipe connected with the air inlet end of air extraction component, the power supply unit for power supply and the control mainboard for detecting negative ion content, and the shell is formed with the air outlet communicating with the air outlet end of air extraction component;

[0006] The air extraction component includes air guide shell and fan arranged in the air guide shell, the air guide shell is provided with connecting block, the collecting rod is inserted on the connecting block, the collecting rod is inserted in the sampling pipe, the collecting rod is connected with positive electrode, and the sampling pipe is connected with negative electrode, the connecting rod is inserted on the connecting block, and the connecting rod is connected with the control mainboard.

[0007] Preferably, the connecting block is formed with the first plug-in channel and the second plug-in channel, the collecting rod is inserted in the first plug-in channel, and the connecting rod is inserted in the second plug-in channel. Through the above improvement, the collecting rod is inserted in the first plug-in channel, and the connecting rod is inserted in the second plug-in channel, when external air enters the sampling pipe and ionizes, specific small particle size negative oxygen ions in air will be deflected under the action of electric field, and be captured by the collecting rod, and the collecting rod will transmit signal to the control mainboard through the connecting rod, and calculate and feedback the negative ion content in air using the control mainboard.

[0008] Preferably, the air guide shell is formed with plug-in slot, and the connecting block is inserted in the plug-in slot. Through the above improvement, the connecting block and the plug-in slot are matched, to ensure the stability of the connecting block installation.

[0009] Preferably, the air guide shell is formed with a connecting protrusion, and the sampling tube is sleeved on the connecting protrusion.

[0010] Preferably, the air guide shell is formed with a connecting hole for the connecting rod to extend out, and the connecting rod extends out of the connecting hole and is connected with the control mainboard.

[0011] Preferably, the connecting block is made of PTFE material.

[0012] Preferably, the collecting rod is threadedly connected with the connecting block.

[0013] Preferably, the shell is provided with an anti-interference module.

[0014] Preferably, the control mainboard is provided with a display screen, the shell is provided with a transparent cover plate for exposing the display screen, control switches are slidably arranged on the two sides of the shell, and the shell is provided with a charging port for charging the power supply unit.

[0015] Preferably, the shell is provided with a cover for plugging the sampling tube.

[0016] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0017] The utility model discloses a negative ion detector, which comprises an outer shell, a sampling pipe, a power supply unit and a control mainboard, and the outer shell is internally provided with an air suction assembly, the air suction assembly comprises a guide air shell and a fan, a connecting block is arranged in the guide air shell, a collecting rod and a connecting rod are inserted on the connecting block, the collecting rod is inserted in the sampling pipe, the fan in the guide air shell rotates to suck external air into the sampling pipe, the air is ionized in the sampling pipe, and specific small-particle-size negative oxygen ions in the air are deflected under the action of an electric field and captured by the collecting rod, the collecting rod transmits signals to the control mainboard through the connecting rod, the control mainboard calculates and feeds back the content of negative ions in the air, and compared with the traditional negative ion detector structure, the utility model has the advantages of simple structure, reduced size of the detector and convenient daily operation and use. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the structure schematic diagram of the whole structure of the utility model;

[0019] Figure 2 It is the structure schematic diagram of the whole structure of the utility model from another angle;

[0020] Figure 3 It is the sectional view of the whole structure of the utility model;

[0021] Figure 4 It is the structure schematic diagram of the control board of the utility model;

[0022] Figure 5 It is the structure schematic diagram of the cooperation of the outer shell and the air suction assembly of the utility model;

[0023] Figure 6 It is the structure schematic diagram of the guide air shell inside the utility model;

[0024] Figure 7 It is the structure schematic diagram of the cooperation of the guide air shell and the sampling pipe of the utility model;

[0025] In the drawing: 1, outer shell, 2, air suction assembly, 3, sampling pipe, 4, power supply unit, 5, control mainboard, 6, air outlet, 1.1, guide air shell, 1.2, fan, 1.3, connecting block, 1.4, collecting rod, 1.5, connecting rod, 2.1, first plug-in channel, 2.2, second plug-in channel, 2.3, plug-in slot, 2.4, connecting convex part, 2.5, connecting hole, 2.6, anti-interference module, 3.1, display screen, 3.2, transparent cover plate, 3.3, control switch, 3.4, charging port, 3.5, cover; DETAILED DESCRIPTION

[0026] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0027] It should be understood that although the terms upper, middle, lower, top end, one end, etc. appear in the text to describe various elements, these elements are not limited by these terms. These terms are only used to distinguish the elements from each other to facilitate understanding, and are not used to define any direction or sequence limitation.

[0028] As shown in Figures 1-7 An anion detector, comprising a shell 1, an air extraction assembly 2 arranged in the shell 1 for air extraction, a sampling pipe 3 connected to the air inlet end of the air extraction assembly 2, a power supply unit 4 for power supply, and a control mainboard 5 for detecting the content of negative ions, and an air outlet 6 formed on the shell 1 and communicating with the air outlet end of the air extraction assembly 2.

[0029] Specifically, the air extraction assembly 2 comprises a wind guide shell 1.1, and a fan 1.2 arranged in the wind guide shell 1.1, and a connecting block 1.3 arranged in the wind guide shell 1.1, and a collecting rod 1.4 inserted on the connecting block 1.3, the collecting rod 1.4 being inserted in the sampling pipe 3, the collecting rod 1.4 being connected to a positive electrode, and the sampling pipe 3 being connected to a negative electrode, a connecting rod 1.5 being inserted on the connecting block 1.3, the connecting rod 1.5 abutting against the collecting rod 1.4 and being connected to the control mainboard 5.

[0030] In the use process of the detector, the fan 1.2 in the wind guide shell 1.1 rotates to draw external air into the sampling pipe 3, the air is ionized in the sampling pipe 3, and the specific small-particle-size negative oxygen ions in the air are deflected under the action of the electric field and captured by the collecting rod 1.4, and the collecting rod 1.4 transmits the signal to the control mainboard 5 through the connecting rod 1.5, and the control mainboard 5 calculates and feeds back the content of negative ions in the air. Compared with the structure of the traditional anion detector, the structure is simpler, thereby reducing the volume of the entire detector and being more convenient for daily operation and use.

[0031] As shown in Figures 1-7 As a further explanation of the connecting block 1.3, the connecting block 1.3 is formed with a first plug-in channel 2.1 and a second plug-in channel 2.2, the collecting rod 1.4 is arranged in the first plug-in channel 2.1, and the connecting rod 1.5 is inserted in the second plug-in channel 2.2.

[0032] During installation, the collecting rod 1.4 can be inserted into the first insertion channel 2.1, and the connecting rod 1.5 is inserted into the second insertion channel 2.2, so that the connecting rod 1.5 is connected with the collecting rod 1.4. When the external air enters the sampling pipe 3 and ionizes, the specific small particle size negative oxygen ions in the air are deflected under the action of the electric field and are captured by the collecting rod 1.4. The collecting rod 1.4 transmits the signal to the control mainboard 5 through the connecting rod 1.5, and the control mainboard 5 calculates and feeds back the negative ion content in the air.

[0033] Further, the air guide shell 1.1 is formed with a connecting hole 2.5 for the connecting rod 1.5 to extend out of. The connecting rod 1.5 extends out of the connecting hole 2.5 and is connected with the control mainboard 5. The connecting rod 1.5 can pass through the connecting hole 2.5 to be connected with the control mainboard 5. Not only can the connecting rod 1.5 be limited, but also the internal structure is simpler, and the volume of the detector is further compressed.

[0034] In addition, the collecting rod 1.4 is threadedly connected with the connecting block 1.3. The collecting rod 1.4 can be rotated to adjust the position of the collecting rod 1.4 in the sampling pipe 3. Not only is the installation convenience improved, but also the test accuracy is improved.

[0035] As preferred, the connecting block 1.3 is made of PTFE material. The PTFE material has high barrier property, which ensures the reliability and safety of signal transmission.

[0036] As shown in Figures 1-7 Further explanation of the air guide shell 1.1, the air guide shell 1.1 is formed with an insertion slot 2.3, and the connecting block 1.3 is inserted into the insertion slot 2.3. The connecting block 1.3 cooperates with the insertion slot 2.3 to ensure the stability of the installation of the connecting block 1.3.

[0037] Further, the air guide shell 1.1 is formed with a connecting protrusion 2.4, and the sampling pipe 3 is sleeved on the connecting protrusion 2.4. The connecting protrusion 2.4 cooperates with the sampling pipe 3 to improve the installation convenience and stability of the sampling pipe 3.

[0038] As shown in Figures 1-6 Further explanation of the shell 1, the shell 1 is provided with an anti-interference module 2.6, so as to avoid external signal interference, and further improve the test accuracy.

[0039] In addition, the control mainboard 5 is provided with a display screen 3.1, the upper cover of the shell 1 is provided with a transparent cover plate 3.2 for exposing the display screen 3.1, and the control switches 3.3 are slidably arranged on the two sides of the shell 1. The shell 1 is provided with a charging port 3.4 for charging the power supply unit 4.

[0040] In the daily use process, the detector can be controlled by using the control switch 3.3, the detection data can be directly observed through the display screen 3.1, and the charging port 3.4 is used for charging, so that the convenience in the use process is improved, and the transparent cover plate 3.2 is arranged on the top of the shell 1, so that the display screen 3.1 can be directly observed through the transparent cover plate 3.2, and external dust and other sundries are prevented from entering.

[0041] As preferred, the shell 1 is provided with a cover 3.5 for plugging the sampling pipe 3, and the cover 3.5 can be inserted into the sampling pipe 3 when not in use, so that external dust or impurities are prevented from entering the sampling pipe 3, thereby affecting the test accuracy.

[0042] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and a person skilled in the art can make a modification without creative contribution according to the need after reading the specification, but as long as it is within the scope of the claims of the utility model, it is protected by the patent law.

Claims

1. A negative ion detector, characterized in that, Includes a housing (1), inside which is provided a ventilation assembly (2) for ventilation, a sampling tube (3) connected to the air inlet of the ventilation assembly (2), a power supply unit (4) for power supply, and a control main board (5) for detecting negative ion content, and an air outlet (6) connected to the air outlet of the ventilation assembly (2) is formed on the housing (1). The exhaust assembly (2) includes an air guide shell (1.1) and a fan (1.2) disposed inside the air guide shell (1.1). A connecting block (1.3) is disposed inside the air guide shell (1.1). A collecting rod (1.4) is inserted into the connecting block (1.3). The collecting rod (1.4) is inserted into the sampling tube (3). The collecting rod (1.4) is connected to the positive electrode, and the sampling tube (3) is connected to the negative electrode. A connecting rod (1.5) is inserted into the connecting block (1.3). The connecting rod (1.5) abuts against the collecting rod (1.4) and is connected to the control main board (5). The connecting block (1.3) has a first insertion channel (2.1) and a second insertion channel (2.2) that are connected. The collecting rod (1.4) is placed in the first insertion channel (2.1) and the connecting rod (1.5) is inserted in the second insertion channel (2.2). The air guide shell (1.1) has a connecting hole (2.5) for the connecting rod (1.5) to extend out. The connecting rod (1.5) extends out of the connecting hole (2.5) and is connected to the control main board (5).

2. The negative ion detector according to claim 1, characterized in that, The air guide shell (1.1) has a plug groove (2.3) formed inside, and the connecting block (1.3) is inserted into the plug groove (2.3).

3. The negative ion detector according to claim 1, characterized in that, A connecting protrusion (2.4) is formed on the air guide shell (1.1), and the sampling tube (3) is sleeved on the connecting protrusion (2.4).

4. A negative ion detector according to claim 1, characterized in that, The connecting block (1.3) is made of PTFE material.

5. A negative ion detector according to claim 1, characterized in that, The collecting rod (1.4) is threadedly connected to the connecting block (1.3).

6. A negative ion detector according to claim 1, characterized in that, An anti-interference module (2.6) is provided inside the outer casing (1).

7. A negative ion detector according to claim 1, characterized in that, The control motherboard (5) is provided with a display screen (3.1), the outer casing (1) is covered with a transparent cover plate (3.2) for the display screen (3.1) to be exposed, control switches (3.3) are slidably arranged on both sides of the outer casing (1), and a charging port (3.4) for charging the power supply unit (4) is provided on the outer casing (1).

8. A negative ion detector according to claim 1, characterized in that, The outer casing (1) is fitted with a cover (3.5) for blocking the sampling tube (3).

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