CN219456019U

CN219456019U - Oil pollutant contactless capacitance detection device

Info

Publication number: CN219456019U
Application number: CN202223153975.7U
Authority: CN
Inventors: 张力; 任博
Original assignee: Gansu Damixing Cultural Industry Development Co ltd
Current assignee: Gansu Damixing Cultural Industry Development Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-08-01
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a contactless capacitance detection device for oil pollutants, which comprises a detection box, wherein a control mechanism is arranged at the top of the detection box, a base is arranged at the bottom of the detection box and fixedly connected with the detection box, the control mechanism comprises a transverse plate, the transverse plate is positioned at the top of the detection box, a contactless capacitance sensor is arranged at the top of the detection box, and a fixing plate is arranged at one end of the transverse plate. This contactless electric capacity detection device of fluid pollutant can let the sensor probe gradually to the inside of detecting the box through sleeve along vertical threaded rod downward movement to reduce with the distance between the inner wall of detecting box bottom, and through the transparent plate of glass material, can observe the inside condition of detecting the box, prevent that sensor probe and fluid contact together, protect sensor probe.

Description

Oil pollutant contactless capacitance detection device

Technical Field

The utility model relates to the technical field of capacitance detection, in particular to a contactless capacitance detection device for oil pollutants.

Background

The quality of oil is directly related to the working state of mechanical equipment. The main pollutants in the oil liquid of the mechanical equipment are detected on line, and early fault prevention and diagnosis of the mechanical equipment can be realized, so that the service life of the mechanical equipment is prolonged, the economic cost is saved, in the prior art, in the oil liquid detection process, two traditional modes are adopted, namely: by sputtering; secondly, it is: the copper wires are placed on the two sides of the oil liquid channel in a centering manner to prepare the capacitance sensor of the microfluidic chip, and the two methods are in contact with the oil liquid, so that the oil liquid pollutes equipment, the cleaning procedure is increased in the follow-up work, the use is inconvenient, the distance can not be changed according to the quantity of components during detection, and the equipment can not be protected.

For example, patent application number CN202020418008.0, specifically, the utility model provides a contactless capacitance detection device for oil contaminants, which comprises a power unit, a contactless capacitance detection chip, an analysis unit and a display unit; the power unit drives oil to be tested to flow through a detection channel of the non-contact capacitance detection chip; the contactless capacitance detection chip performs capacitance detection on the oil pollutants and generates capacitance output signals representing the oil pollutants; the analysis unit provides a high-frequency sine wave excitation signal, acquires and analyzes the capacitance output signal and generates a capacitance output curve representing oil pollutants; the display unit is used for displaying a capacitance output curve representing oil pollutant in real time. The utility model carries out capacitance detection of oil pollutant based on the contactless capacitance detection chip, has low processing cost, good repeatability and difficult pollution, and can not change the distance according to the quantity of components when in use and can not protect equipment.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a contactless capacitance detection device for oil pollutants, which solves the problem that equipment cannot be protected by changing the distance according to the quantity of components when the detection is impossible.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the oil pollutant contactless capacitance detection device comprises a detection box, wherein a control mechanism is arranged at the top of the detection box, a base is arranged at the bottom of the detection box, and the base is fixedly connected with the detection box.

The control mechanism comprises a transverse plate, the transverse plate is located at the top of the detection box, a contactless capacitive sensor is arranged at the top of the detection box, a fixed plate is arranged at one end of the transverse plate, a rotating block is arranged inside the bottom end of the fixed plate, a sleeve is arranged at the bottom of the rotating block, a vertical threaded rod is arranged inside the sleeve, the vertical threaded rod is connected with the sleeve in a threaded mode, a transparent plate is inlaid on the surface of the detection box, and the transparent plate is made of glass members.

Preferably, the rotating block is fixedly connected with the sleeve, and the cross section of the rotating block is cross-shaped.

Preferably, a sensor probe is arranged at the bottom of the contactless capacitive sensor, the sensor probe is positioned in the detection box, and the sensor probe is positioned on the back surface of the transparent plate.

Preferably, a groove hole is formed in the surface of one end, far away from the fixed plate, of the transverse plate, and connecting rods are arranged on two sides of the bottom of the fixed plate.

Preferably, the number of the connecting rods is two, and the two connecting rods are respectively positioned at two sides of the detection box.

Preferably, a pressing plate is arranged at the top of each connecting rod, the two connecting rods are fixedly connected through the pressing plate, and the top ends of the pressing plates are in contact with the transverse plates.

Preferably, a transverse threaded rod is arranged in the groove hole, a display screen is arranged at the top of the transverse plate, and the display screen is electrically connected with the non-contact capacitive sensor.

Advantageous effects

The utility model provides a contactless capacitance detection device for oil pollutants. Compared with the prior art, the method has the following beneficial effects:

1. this contactless electric capacity detection device of fluid pollutant can let the sensor probe gradually to the inside of detecting the box through sleeve along vertical threaded rod downward movement to reduce with the distance between the inner wall of detecting the box bottom, when the sleeve is rotatory, can let the sleeve upwards or downwards, but the sensor probe adapts to the fluid of different components, and through the transparent plate of glass material, can observe the inside condition of detecting the box, prevent that sensor probe and fluid contact are in the same place, protect sensor probe.

2. This contactless electric capacity detection device of fluid pollutant lets two connecting rods simultaneous downward movement through the downward movement of diaphragm, can be located the both sides of detecting the box, can prevent to control and rock to and let the horizontal threaded rod advance in the groove hole on diaphragm surface, prevent diaphragm upward movement, comprehensively improved the stability that detects.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a control mechanism according to the present utility model;

FIG. 3 is a side view of the transverse threaded rod and connecting rod of the present utility model;

FIG. 4 is a top view of the transparent plate and cartridge of the present utility model.

In the figure: 1. a detection box; 2. a control mechanism; 201. a cross plate; 202. a contactless capacitive sensor; 203. a fixing plate; 204. a rotating block; 205. a sleeve; 206. a vertical threaded rod; 207. a transparent plate; 208. a sensor probe; 209. a slot hole; 210. a connecting rod; 211. a pressing plate; 212. a transverse threaded rod; 3. a base; 4. and a display screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2 and 4, the present utility model provides a technical solution: the utility model provides an oil pollutant contactless electric capacity detection device, includes detection box 1, and the top of detection box 1 is provided with control mechanism 2, and the bottom of detection box 1 is provided with base 3, base 3 and detection box 1 fixed connection.

The control mechanism 2 comprises a transverse plate 201, the transverse plate 201 is located at the top of the detection box 1, a contactless capacitive sensor 202 is arranged at the top of the detection box 1, a fixed plate 203 is arranged at one end of the transverse plate 201, a rotating block 204 is arranged inside the bottom end of the fixed plate 203, a sleeve 205 is arranged at the bottom of the rotating block 204, a vertical threaded rod 206 is arranged inside the sleeve 205, the vertical threaded rod 206 is in threaded connection with the sleeve 205, a transparent plate 207 is inlaid on the surface of the detection box 1, the transparent plate 207 is made of glass members, the rotating block 204 is fixedly connected with the sleeve 205, the cross-section of the rotating block 204 is cross-shaped, a sensor probe 208 is arranged at the bottom of the contactless capacitive sensor 202, the sensor probe 208 is located inside the detection box 1, the sensor probe 208 is located at the back of the transparent plate 207, a groove hole 209 is formed in the surface of one end of the transverse plate 201, which is far away from the fixed plate 203, and connecting rods 210 are arranged on two sides of the bottom of the fixed plate 203.

Referring to fig. 1 and 3, the number of the connecting rods 210 is two, the two connecting rods 210 are respectively located at two sides of the detection box 1, a pressing plate 211 is arranged at the top of the connecting rod 210, the two connecting rods 210 are fixedly connected through the pressing plate 211, the top ends of the pressing plates 211 are in contact with the transverse plate 201, a transverse threaded rod 212 is arranged in the slot 209, a display screen 4 is arranged at the top of the transverse plate 201, and the display screen 4 is electrically connected with the contactless capacitive sensor 202.

During operation, put fluid in detecting box 1, deposit fluid through detecting box 1, rotate sleeve 205, because sleeve 205 and perpendicular threaded rod 206 threaded connection, let rotatory sleeve 205 move downwards along perpendicular threaded rod 206, and drive the diaphragm 201 at top and sensor probe 208 downstream, let sensor probe 208 gradually go into detecting box 1's inside, and in the in-process of sensor probe 208 downstream, because detecting box 1 surface has the transparent plate 207 of glass material, can observe detecting box 1 inside condition, prevent sensor probe 208 and fluid contact together, protect sensor probe 208, and let sensor probe 208 be close to fluid, and detect fluid, and in the in-process of diaphragm 201 downstream, can let two connecting rods 210 be located detecting box 1's top both sides, and pressboard 211 and connecting rod 210 fixed connection, and slot hole 209 and threaded rod 212 align each other, afterwards, make diaphragm 212 take place the motion, let diaphragm 212 gradually run through diaphragm 205 and cross-shaped rod 212's transparent plate 207, can see the inside with the fixed plate 203 of diaphragm 201, and the inside diaphragm 203 take place with the fixed plate 203, the fixed plate 203 has been advanced, and the fixed plate 203 has been shown in the inside with the fixed plate 203, and the fixed plate 203 has been made the fixed plate of diaphragm, the inside of diaphragm 203 has been reached, and the fixed plate is taken place with the fixed plate 203, the fixed plate is taken place with the fixed plate is moved along with the fixed plate 203, the fixed plate is exposed, the fixed plate is taken place with the fixed plate is detected, and is detected at the top, the fixed plate is detected.

And all that is not described in detail in this specification is well known to those skilled in the art.

Claims

1. Oil pollutant contactless capacitance detection device, including detecting box (1), its characterized in that: the top of the detection box (1) is provided with a control mechanism (2), the bottom of the detection box (1) is provided with a base (3), and the base (3) is fixedly connected with the detection box (1);

control mechanism (2) are including diaphragm (201), diaphragm (201) are located the top of detecting box (1), the top of detecting box (1) is provided with contactless capacitive sensor (202), the one end of diaphragm (201) is provided with fixed plate (203), the inside rotatory piece (204) that is provided with in bottom of fixed plate (203), the bottom of rotatory piece (204) is provided with sleeve (205), the inside of sleeve (205) is provided with perpendicular threaded rod (206), and perpendicular threaded rod (206) and sleeve (205) threaded connection, the surface mosaic of detecting box (1) is provided with transparent plate (207), transparent plate (207) are glass component and make.

2. The oil contaminant contactless capacitance detection device according to claim 1, wherein: the rotary block (204) is fixedly connected with the sleeve (205), and the cross section of the rotary block (204) is cross-shaped.

3. The oil contaminant contactless capacitance detection device according to claim 1, wherein: the bottom of the non-contact capacitive sensor (202) is provided with a sensor probe (208), the sensor probe (208) is positioned inside the detection box (1), and the sensor probe (208) is positioned on the back of the transparent plate (207).

4. The oil contaminant contactless capacitance detection device according to claim 1, wherein: the transverse plate (201) is far away from the surface of one end of the fixed plate (203) and is provided with a groove hole (209), and two sides of the bottom of the fixed plate (203) are respectively provided with a connecting rod (210).

5. The oil contaminant contactless capacitance detection device according to claim 4, wherein: the number of the connecting rods (210) is two, and the two connecting rods (210) are respectively positioned at two sides of the detection box (1).

6. The oil contaminant contactless capacitance detection device according to claim 4, wherein: the top of connecting rod (210) is provided with pressboard (211), two connecting rod (210) pass through pressboard (211) fixed connection, pressboard (211) top and diaphragm (201) contact.

7. The oil contaminant contactless capacitance detection device according to claim 4, wherein: the inside of slot hole (209) is provided with horizontal threaded rod (212), the top of diaphragm (201) is provided with display screen (4), display screen (4) and contactless capacitive sensor (202) electric connection.