CN214473185U - Density micro-water collecting device - Google Patents

Abstract

The utility model discloses a density micro-water collecting device, which comprises a shell, a plug, an adapter, a plug assembly, a detecting part and a collecting part, wherein a cavity is arranged in the adapter, one end of the adapter is fixedly connected with the shell, and the other end of the adapter is used for leading gas to be detected to enter the cavity; the plug-in assembly comprises a connecting terminal, an upper plug-in unit and a lower plug-in unit, wherein the connecting terminal is fixedly and hermetically connected to the inner wall surface of one end of the adapter so that the cavity and the inner cavity of the shell are mutually isolated and independent, and one end of the lower plug-in unit is electrically connected with one end of the upper plug-in unit; the detection part is positioned in the cavity, is spliced and detachably connected with the other end of the lower plug-in unit and is electrically connected; the collecting part is fixed on the adapter and is positioned in the inner cavity, and the collecting part is detachably inserted and electrically connected with the other end of the upper connector; the plug is electrically connected with the acquisition part. Therefore, the device has the advantages of convenience in quick connection and replacement of the detection part and high measurement precision.

Description

Density micro-water collecting device

Technical Field

The utility model relates to an electric power field especially relates to a little water collection system of density.

Background

Sulfur hexafluoride electrical products are widely applied to the electric power sector and industrial and mining enterprises, and rapid development of the electric power industry is promoted. Ensuring the reliable and safe operation of sulfur hexafluoride electrical products has become one of the important tasks of the power sector. The arc extinguishing medium and the insulating medium of the sulfur hexafluoride electrical product are sulfur hexafluoride gas, and if the micro-water content of the sulfur hexafluoride gas exceeds the standard and the density is reduced, the safe operation of the sulfur hexafluoride electrical product is seriously influenced. Therefore, the density and water content of sulfur hexafluoride gas must be regularly monitored before the sulfur hexafluoride electrical product is put into operation.

In the existing density micro-water collecting device for monitoring sulfur hexafluoride gas, a sensor for monitoring is usually fixedly arranged in a shell of the collecting device, so that on one hand, the sensor is inconvenient to be quickly connected and replaced; on the other hand, in the process of monitoring sulfur hexafluoride gas, a vapor diffusion phenomenon exists between the shell of the density micro-water collection device and the chamber to be detected for sulfur hexafluoride gas to enter, and in addition, the temperature in the shell of the density micro-water collection device and the temperature in the chamber to be detected have deviation, different moisture migration can be generated, so that data detected by a sensor in the shell of the collection device are finally different from actual data, and real data cannot be accurately reflected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the density micro-water collection device in the prior art has the inconvenient high-speed joint of sensor and replacement and the data that detect and actually differ. Therefore, the utility model provides a little water collection system of density has the advantage that makes things convenient for detection portion high-speed joint and replacement and measurement accuracy to be high.

In order to solve the above problem, an embodiment of the present invention provides a density trace water collection system, including casing and plug, the plug is fixed in the one end of casing, and density trace water collection system still includes:

the adapter is internally provided with a cavity, one end of the adapter is fixedly connected with the other end of the shell, and the other end of the adapter is used for enabling gas to be detected to enter the cavity;

the plug-in assembly comprises a connecting terminal, an upper plug-in unit and a lower plug-in unit, wherein the connecting terminal is fixedly and hermetically connected to the inner wall surface of one end of the adapter so as to enable the cavity and the inner cavity of the shell to be isolated and independent from each other;

the detection part is positioned in the cavity, is spliced and detachably connected to the other end of the lower plug-in unit so as to detect the test parameters of the gas to be detected entering the cavity, and is electrically connected with the other end of the lower plug-in unit;

the acquisition part is fixed on the adapter and is positioned in the inner cavity, and the acquisition part is detachably plugged and electrically connected with the other end of the upper connector so as to receive the test parameters detected by the detection part through the plugging assembly; the plug is electrically connected with the acquisition part so as to output the test parameters output by the acquisition part to the outside.

By adopting the technical scheme, the detection part and the acquisition part are connected with the plug-in assembly in a plug-in mode, so that the detection part and the acquisition part can be quickly connected and conveniently replaced; the connecting terminals of the plug assembly are connected into the adapter in a fixed and sealed mode, the cavity and the inner cavity of the shell are isolated and independent, the gas leakage condition of the gas to be detected can be avoided, the detection part is arranged in the cavity for the gas to be detected to enter, the problem that the detection parameters detected by the detection part are different from the actual parameters can be effectively solved under the conditions that the temperature of the inner cavity of the shell and the temperature of the cavity of the adapter are deviated and the moisture migrates, and the precision distortion is effectively avoided. Therefore, the device has the advantages of convenience in quick connection and replacement of the detection part and high measurement precision.

Further, another embodiment of the utility model provides a little water collection system of density, connecting terminal passes through the internal face of the fixed and sealing connection of laser welding in the one end of adapter.

By adopting the technical scheme, the permanent sealing of the gas path opening of the gas to be measured can be realized by laser welding the connecting terminal on the inner wall surface of one end of the adapter, so that the gas to be measured is prevented from leaking into the inner cavity of the shell, and the higher measurement precision is ensured.

Further, another embodiment of the utility model provides a density trace water collection system, the detection portion is provided with a detection portion blind hole for the other end of the lower plug-in component to be inserted and detachably connected, the inner wall surface of the detection portion blind hole is provided with a detection portion elastic sheet, the detection portion elastic sheet abuts against the outer peripheral surface of the other end of the lower plug-in component to clamp the other end of the lower plug-in component in the detection portion blind hole, and the detection portion is electrically connected with the other end of the lower plug-in component through the detection portion elastic sheet;

the collection portion is equipped with the collection portion blind hole that is used for supplying the other end grafting of connector and can dismantle the connection, is equipped with collection portion shell fragment on the internal face of collection portion blind hole, and collection portion shell fragment and the outer peripheral face butt of the other end of last connector to with the other end chucking of last connector in collection portion blind hole, collection portion is through the other end electric connection of collection portion shell fragment and last connector.

By adopting the technical scheme, the detection part is provided with the detection part blind hole, the inner wall surface of the detection part blind hole is provided with the detection part elastic sheet, when the detection part is installed, the other end of the lower plug-in component is connected into the detection part blind hole, and the other end of the lower plug-in component is clamped tightly by using the elastic force of the detection part elastic sheet so as to connect the detection part into the other end of the lower plug-in component in an inserting manner; when the detection part needs to be replaced, the other end of the lower plug-in unit is separated from the detection part elastic sheet, so that the detection part can be detached from the other end of the lower plug-in unit.

The collecting part is provided with the collecting part blind hole, the inner wall surface of the collecting part blind hole is provided with the collecting part elastic sheet, when the collecting part is installed, the other end of the upper connector is connected into the collecting part blind hole, and the other end of the upper connector is clamped tightly by using the elastic force of the collecting part elastic sheet so as to connect the collecting part to the other end of the upper connector in an inserting manner; when the collecting part needs to be replaced, the other end of the upper connector is separated from the collecting part elastic sheet, so that the collecting part can be detached from the other end of the upper connector.

Further, another embodiment of the present invention provides a density trace water collecting device, wherein the detecting part is integrated with a sensor chip set, the sensor chip set is used for detecting the test parameters of the gas to be detected entering the chamber, the sensor chip set comprises a temperature sensor chip, a pressure sensor chip and a humidity sensor chip, and the temperature sensor chip, the pressure sensor chip and the humidity sensor chip are used for respectively detecting the temperature parameter, the pressure parameter and the humidity parameter of the gas to be detected;

the temperature sensor chip, the pressure sensor chip and the humidity sensor chip are electrically connected with the other end of the lower connector, so that the acquisition part receives temperature parameters, pressure parameters and humidity parameters through the connector assembly.

Adopt above-mentioned technical scheme, through the sensor chip group who will be used for detecting the test parameter of the gas that awaits measuring, for example temperature sensor chip, pressure sensor chip and humidity transducer chip all integrate in the detection portion for density trace water collection system's volume compares current density trace water collection system's volume and reduces three quarters to two thirds.

Further, another embodiment of the present invention provides a density micro-water collecting device, wherein the plug is a four-core aerial plug, and the plug is fixed at one end of the housing by screws.

By adopting the technical scheme, the four-core aviation plug of the screw piece is arranged at one end fixed on the shell, so that the four-core aviation plug can be prevented from driving internal parts to be loose when being installed outside.

Furthermore, another embodiment of the present invention provides a density micro water collecting device, further comprising an anti-interference portion, the anti-interference portion is located between the collecting portion and the plug, a collecting portion plug is arranged on one side of the collecting portion facing the anti-interference portion, an anti-interference portion plug is arranged on one side of the anti-interference portion facing the collecting portion, and the anti-interference portion plug is inserted into the collecting portion plug;

the acquisition part is integrated with a control unit, the control unit is in communication connection with the detection part through a plug-in component, and the control unit is electrically connected with the plug of the acquisition part;

the anti-interference part is provided with a flexible flat cable, one end of the flexible flat cable is electrically connected with the anti-interference part plug, and the other end of the flexible flat cable is electrically connected with the plug, so that the test parameters obtained by the control unit are output to the outside through the acquisition part plug, the anti-interference part plug, the flexible flat cable and the plug in sequence.

By adopting the technical scheme, the anti-interference part is arranged, so that the density micro-water collection device can achieve high-performance anti-electromagnetic interference performance under the condition of ensuring small volume.

In addition, the anti-interference part plug and the acquisition part plug are arranged and are plugged, so that the anti-interference part and the acquisition part are detachably plugged and electrically connected, and meanwhile, the anti-interference part can be conveniently and quickly installed and replaced.

Further, another embodiment of the present invention provides a density micro water collecting device, further comprising a first single-headed copper pillar, a second single-headed copper pillar and a fixing screw;

the first single-head copper cylinder is positioned at a position close to the side edge of the collecting part, one end of the first single-head copper cylinder is fixed at one end of the adapter, and the other end of the first single-head copper cylinder is abutted against the collecting part;

the one end of second single-end copper post passes the portion of gathering, and pegs graft and can dismantle the other end of connecting in first single-end copper post to fixed and can dismantle the connection in the one end of adapter of the portion of gathering, the other end butt of second single-end copper post in jam-proof portion, the one end of set screw passes jam-proof portion spiro union and can dismantle the other end of connecting in second single-end copper post.

Adopt above-mentioned technical scheme, through setting up first single-end copper post, second single-end copper post and set screw to peg graft the one end of second single-end copper post and can dismantle the other end of connecting in first single-end copper post, and pass the other end of jam-proof portion spiro union and can dismantle the connection in the other end of second single-end copper post with set screw's one end, can realize the further fixed of collection portion and jam-proof portion, and convenient the dismantlement.

Other features and corresponding advantages of the invention are set forth in the following part of the specification, and it is to be understood that at least some of the advantages become apparent from the description of the invention.

Drawings

Fig. 1 is a perspective view of a density micro-water collecting device provided by an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure view of a density micro-water collecting device provided by an embodiment of the present invention along the axial direction thereof;

fig. 3 is a schematic exploded view of a density micro-water collecting device according to an embodiment of the present invention.

Description of reference numerals:

10. a density micro-water collecting device;

100. a housing; 110. an inner cavity;

200. a plug; 260. an O-shaped sealing ring; 280. a screw;

300. an adapter; 301. an outer peripheral surface; 310. a chamber; 320. a protrusion; 360. an O-shaped sealing ring;

400. a connector assembly; 410. a connection terminal; 420. an upper connector; 430. a lower plug-in;

500. a detection unit; 510. a detection part blind hole; 520. a screw;

600. a collecting part; 610. a blind hole of the collecting part; 620. the acquisition part is connected with a plug;

700. an interference prevention section; 710. soft arranging wires; 720. an interference prevention portion plug;

810. a first single-ended copper pillar; 820. a second single-ended copper pillar; 830. a set screw;

900. pressing a ring; 910. and a through hole.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

The technical solution of the present invention will be described clearly and completely 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 the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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" 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 be, for example, 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.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Example (b):

as shown in fig. 1, an embodiment of the present invention provides a density micro water collecting device 10, which includes a housing 100, a plug 200 and an adapter 300, wherein the plug 200 is fixed at one end of the housing 100. In the present embodiment, an O-ring (see O-ring 260 in fig. 3) is provided between plug 200 and housing 100, so that the plug 200 and housing 100 are tightly connected.

Referring to fig. 1 and 2, the density micro-water collecting device 10 further includes a connector assembly 400, a detecting part 500, and a collecting part 600.

A chamber 310 is arranged in the adapter 300, one end of the adapter 300 is fixedly connected with the other end of the casing 100, and the other end of the adapter 300 is used for enabling the gas to be measured to enter the chamber 310. In this embodiment, the gas to be measured is sulfur hexafluoride gas, and the adapter 300 is used for connecting with a sulfur hexafluoride electrical product. In addition, an O-ring (see the O-ring 360 in fig. 3) is also disposed between the outer peripheral surface 301 of one end of the adapter 300 (i.e., at a position on the periphery of the cavity 310) and the housing 100, so as to achieve tight connection between the adapter 300 and the housing 100.

The connector assembly 400 includes a connection terminal 410, an upper connector 420, and a lower connector 430, the connection terminal 410 is fixed and hermetically connected to an inner wall surface of an end of the adapter 300 to isolate and separate the cavity 310 from the inner cavity 110 of the housing 100, an end of the upper connector 420 is fixed to an end of the connection terminal 410 facing the inner cavity 110, and an end of the lower connector 430 is fixed to an end of the connection terminal 410 facing the cavity 310 and electrically connected to an end of the upper connector 420. In this embodiment, the upper connector 420 is generally referred to, the upper connector 420 includes a plurality of upper connector terminals, the lower connector 430 is also generally referred to, and the lower connector 430 includes a plurality of lower connector terminals, and is electrically connected to the plurality of upper connector terminals in a one-to-one correspondence.

The detecting portion 500 is disposed in the chamber 310, the detecting portion 500 is inserted into and detachably connected to the other end of the lower plug-in 430 to detect the testing parameters of the gas to be tested entering the chamber 310, and the detecting portion 500 is electrically connected to the other end of the lower plug-in 430. In this embodiment, the detecting unit 500 may detect the micro-water content, density, pressure, temperature, and other parameters of the sulfur hexafluoride gas, so that the density micro-water collecting device 10 has a function of tracking the pressure change and the nonlinear micro-water content change of the sulfur hexafluoride gas in real time.

The acquisition part 600 is fixed to the adapter 300 and is located in the inner cavity 110, and the acquisition part 600 is detachably plugged and electrically connected with the other end of the upper connector 420, so that the acquisition part 600 receives the test parameters detected by the detection part 500 through the plugging assembly 400; the plug 200 is electrically connected to the collecting unit 600 to output the test parameters outputted from the collecting unit 600 to the outside. In this embodiment, the plug 200 may be connected to an external controller so that the test parameters may be transmitted to the external controller, thereby facilitating an operator to monitor data such as micro-water content, density, pressure, and temperature of sulfur hexafluoride gas in the sulfur hexafluoride electrical product in real time.

In this embodiment, the detection part 500 and the collection part 600 are connected to the connector assembly 400 in a plug-in manner, so that the detection part 500 and the collection part 600 can be quickly connected and conveniently replaced; the connection terminal 410 of the connector assembly 400 is fixedly and hermetically connected to the adapter 300, so that the chamber 310 and the inner cavity 110 of the housing 100 are isolated and independent from each other, and the gas to be detected can be prevented from leaking, and the detection part 500 is located in the chamber 310 for the gas to be detected to enter, so that the problem that the difference between the test parameters and the actual parameters detected by the detection part 500 can be effectively reduced and the accuracy distortion can be effectively avoided under the conditions that the temperature of the inner cavity 110 of the housing 100 and the temperature of the chamber 310 of the adapter 300 have deviation and moisture migration. Therefore, the detection part 500 is convenient to connect and replace quickly, and the measurement precision is high.

Further, the connection terminal 410 is fixed and hermetically connected to an inner wall surface of one end of the adapter 300 by laser welding.

In this embodiment, the connection terminal 410 is laser welded to the inner wall surface of one end of the adapter 300, so that the gas path of the gas to be measured can be permanently sealed, and the gas to be measured is prevented from leaking into the inner cavity 110 of the housing 100, thereby ensuring high measurement accuracy.

As shown in fig. 2, the detecting portion 500 is provided with a detecting portion blind hole 510 for the other end of the lower plug-in 430 to be inserted and detachably connected, an inner wall surface of the detecting portion blind hole 510 is provided with a detecting portion elastic sheet (not shown in the figure), the detecting portion elastic sheet abuts against an outer peripheral surface of the other end of the lower plug-in 430 to clamp the other end of the lower plug-in 430 in the detecting portion blind hole 510, and the detecting portion 500 is electrically connected with the other end of the lower plug-in 430 through the detecting portion elastic sheet. In the present embodiment, the sensing portion spring extends inward from the inner wall surface of the sensing portion blind hole 510 in the radial direction of the sensing portion blind hole 510, and is formed with a through hole (not shown) for the other end of the lower plug 430 to pass through, and when the other end of the lower plug 430 is not inserted into the sensing portion blind hole 510, the diameter of the through hole is smaller than that of the lower plug 430, so that when the other end of the lower plug 430 is inserted into the sensing portion blind hole 510, the other end of the lower plug 430 is clamped by the elastic force of the sensing portion spring. In addition, the diameter of the lower plug 430 is smaller than that of the sensing part blind hole 510.

Those skilled in the art can understand that, in other alternative embodiments, the arrangement manner of the detecting portion elastic sheet on the inner wall surface of the detecting portion blind hole 510 and the structure for abutting and clamping the other end of the lower connector 430 may also adopt other arrangement manners and structures, and it is sufficient to detachably clamp the other end of the lower connector 430 in the detecting portion blind hole 510, which is not limited in this embodiment.

In this embodiment, by providing the detection portion blind hole 510 on the detection portion 500 and providing the detection portion spring piece on the inner wall surface of the detection portion blind hole 510, when the detection portion 500 is mounted, the other end of the lower plug-in unit 430 is inserted into the detection portion blind hole 510, and the other end of the lower plug-in unit 430 is clamped by the elastic force of the detection portion spring piece, so that the detection portion 500 is inserted into the other end of the lower plug-in unit 430; when the detection part 500 needs to be replaced, the other end of the lower plug-in 430 is separated from the detection part spring sheet, so that the detection part 500 can be detached from the other end of the lower plug-in 430.

As shown in fig. 2, in order to further prevent the detection portion 500 from falling off from the other end of the lower plug 430, an opening for passing a screw 520 may be formed at a position close to a side edge of the detection portion 500, one end of the adapter 300 is provided with a protrusion 320, the protrusion 320 protrudes from an inner wall surface of one end of the adapter 300 in a radial direction of the adapter 300 and is located at a position between the connection terminal 410 and the detection portion 500, so that the detection portion 500 is detachably fixed to the adapter 300 by the screw 520, and the detection portion 500 is reliably mounted. In this embodiment, the outer edge of the screw 520 is closely aligned with the side edge of the detection part 500.

The collection portion 600 is provided with a collection portion blind hole 610 which is used for supplying the other end of the upper connector 420 to be inserted and detachably connected, a collection portion elastic sheet (not shown in the figure) is arranged on the inner wall surface of the collection portion blind hole 610, the collection portion elastic sheet is abutted to the outer peripheral surface of the other end of the upper connector 420, so that the other end of the upper connector 420 is clamped in the collection portion blind hole 610, and the collection portion 600 is electrically connected with the other end of the upper connector 420 through the collection portion elastic sheet. In the present embodiment, the collecting part spring piece extends inward from the inner wall surface of the collecting part blind hole 610 in the radial direction of the collecting part blind hole 610, and is formed with a through hole (not shown) for the other end of the upper connector 420 to pass through, and when the other end of the upper connector 420 is not inserted into the collecting part blind hole 610, the diameter of the through hole is smaller than the diameter of the upper connector 420, so that the other end of the upper connector 420 is clamped by the elastic force of the collecting part spring piece under the condition that the other end of the upper connector 420 is inserted into the collecting part blind hole 610. In addition, the diameter of the upper connector 420 is smaller than the diameter of the blind hole 610 of the pickup portion.

In this embodiment, by providing the collection portion blind hole 610 on the collection portion 600 and providing the collection portion elastic piece on the inner wall surface of the collection portion blind hole 610, when the collection portion 600 is installed, the other end of the upper connector 420 is inserted into the collection portion blind hole 610, and the other end of the upper connector 420 is clamped tightly by the elastic force of the collection portion elastic piece, so as to insert the collection portion 600 into the other end of the upper connector 420; when the collection part 600 needs to be replaced, the other end of the upper connector 420 is separated from the collection part spring sheet, so that the collection part 600 can be detached from the other end of the upper connector 420.

Further, the detecting part 500 is integrated with a sensor chip set (not shown in the figure) for detecting the test parameters of the gas to be detected entering the chamber 310, the sensor chip set includes a temperature sensor chip, a pressure sensor chip and a humidity sensor chip, and the temperature sensor chip, the pressure sensor chip and the humidity sensor chip are used for respectively detecting the temperature parameter, the pressure parameter and the humidity parameter of the gas to be detected. In this embodiment, the detection portion 500 is a sensor board, and various sensor chips such as a temperature sensor chip, a pressure sensor chip, and a humidity sensor chip may be integrated in the sensor board, and bus transmission is adopted, so that a communication interface and a circuit volume are saved.

The temperature sensor chip, the pressure sensor chip and the humidity sensor chip are electrically connected to the other end of the lower connector 430, so that the collecting part 600 receives the temperature parameter, the pressure parameter and the humidity parameter through the connector assembly 400.

In this embodiment, the sensor chip set for detecting the test parameters of the gas to be detected, such as the temperature sensor chip, the pressure sensor chip and the humidity sensor chip, are integrated in the detection portion 500, so that the volume of the density micro-water collecting device 10 is reduced by three quarters to two thirds compared with the volume of the existing density micro-water collecting device 10.

Further, plug 200 is a quad-pod, and plug 200 is secured to one end of housing 100 by screws 280. In the present embodiment, the plug 200 is fixed by four screws 280.

In this embodiment, the four-core pin is fixed to one end of the housing 100 by the screw 280, so that the four-core pin can be prevented from driving the internal components to be loosened when the four-core pin is mounted to the outside.

As shown in fig. 2, the density micro-water collecting device 10 further includes an anti-interference portion 700, the anti-interference portion 700 is located between the collecting portion 600 and the plug 200, a collecting portion plug 620 is disposed on a side of the collecting portion 600 facing the anti-interference portion 700, an anti-interference portion plug 720 is disposed on a side of the anti-interference portion 700 facing the collecting portion 600, and the anti-interference portion plug 720 is inserted into the collecting portion plug 620. In the present embodiment, the interference preventing portion 700 is an EMC (Electro Magnetic Compatibility) board, and the EMC board adopts multi-stage filtering protection, so as to achieve high performance electromagnetic interference preventing performance under a state of ensuring a small volume.

The collection unit 600 is integrated with a control unit, the control unit is in communication connection with the detection unit 500 through the plug assembly 400, and the control unit is electrically connected with the collection unit plug 620. In the present embodiment, the acquisition Unit 600 is an acquisition main board, the control Unit is an ECU (micro controller Unit), and multiple data operation algorithms are integrated inside the acquisition main board, so that data processing can be performed on the test parameters, and electric signals of the test parameters can be obtained.

The anti-interference portion 700 is provided with a flexible flat cable 710, one end of the flexible flat cable 710 is electrically connected to the anti-interference portion plug 720, and the other end of the flexible flat cable 710 is electrically connected to the plug 200, so that the test parameters (i.e. electrical signals of the test parameters) obtained by the control unit sequentially pass through the acquisition portion plug 620, the anti-interference portion plug 720, the flexible flat cable 710 and the plug 200 to be output to the outside.

In addition, by arranging the anti-interference portion plug 720 and the collection portion plug 620 and inserting the anti-interference portion plug 720 and the collection portion plug 620, the anti-interference portion 700 and the collection portion 600 are detachably inserted and electrically connected, and meanwhile, the anti-interference portion 700 is convenient to install and replace quickly.

Referring to fig. 2 and 3, the density micro water collecting device 10 further includes a first single-headed copper pillar 810, a second single-headed copper pillar 820, and a fixing screw 830.

First single-end copper post 810 is located the position department that is close to the side edge of collection portion 600, and the one end of first single-end copper post 810 is fixed in the one end of adapter 300, and the other end butt of first single-end copper post 810 is in collection portion 600.

The one end of second single-end copper post 820 passes collection portion 600, and pegs graft and can dismantle the other end of connecting in first single-end copper post 810 to fixed and can dismantle the one end of connecting in adapter 300 with collection portion 600, the other end butt in jam-proof portion 700 of second single-end copper post 820, the one end of set screw 830 passes jam-proof portion 700 spiro union and can dismantle the other end of connecting in second single-end copper post 820.

In this embodiment, through setting up first single head copper post 810, second single head copper post 820 and set screw 830 to peg graft and can dismantle the other end of connecting in first single head copper post 810 with the one end of second single head copper post 820, and pass interference-proof portion 700 spiro union and can dismantle the other end of connecting in second single head copper post 820 with the one end of set screw 830, can realize the further fixed of collection portion 600 and interference-proof portion 700, and convenient the dismantlement.

The density micro water collecting device 10 further comprises a pressing ring 900, the pressing ring 900 is installed at the other end of the adapter 300, and the pressing ring 900 is provided with a through hole 910, so that the gas to be measured enters the chamber 310 from the through hole 910. In this embodiment, the diameter of the detection unit 500 does not exceed the diameter of the pressing ring 900, so that the detection unit 500 can be easily taken out of the adapter 300.

The utility model discloses an among the embodiment, casing 100, adapter 300 and clamping ring 900 all adopt high-quality stainless steel material processing to form, can shield most electromagnetic pollution, have improved security, real-time and the reliability of wire communication product data transmission in the transformer substation environment of strong interference by a wide margin.

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 (7)

1. The utility model provides a little water collection system of density, includes casing and plug, the plug is fixed in the one end of casing, its characterized in that, little water collection system of density still includes:

the gas detector comprises a shell, an adapter and a gas detector, wherein a cavity is arranged in the adapter, one end of the adapter is fixedly connected with the other end of the shell, and the other end of the adapter is used for enabling gas to be detected to enter the cavity;

the plug-in assembly comprises a connecting terminal, an upper plug-in unit and a lower plug-in unit, wherein the connecting terminal is fixedly and hermetically connected to the inner wall surface of one end of the adapter so as to enable the cavity and the inner cavity of the shell to be isolated and independent from each other;

the detection part is positioned in the cavity, is spliced and detachably connected to the other end of the lower plug-in unit so as to detect the test parameters of the gas to be detected entering the cavity, and is electrically connected with the other end of the lower plug-in unit;

the acquisition part is fixed on the adapter and is positioned in the inner cavity, and the acquisition part is detachably plugged and electrically connected with the other end of the upper connector so as to receive the test parameters detected by the detection part through the plugging assembly; the plug is electrically connected with the acquisition part so as to output the test parameters output by the acquisition part to the outside.

2. The density micro water collecting device according to claim 1, wherein the connection terminal is fixed and hermetically connected to an inner wall surface of one end of the adapter by laser welding.

3. The density micro-water collecting device according to claim 1, wherein the detecting portion is provided with a detecting portion blind hole for the other end of the lower plug-in unit to be plugged and detachably connected, a detecting portion elastic sheet is arranged on the inner wall surface of the detecting portion blind hole, the detecting portion elastic sheet is abutted against the outer circumferential surface of the other end of the lower plug-in unit so as to clamp the other end of the lower plug-in unit in the detecting portion blind hole, and the detecting portion is electrically connected with the other end of the lower plug-in unit through the detecting portion elastic sheet;

the collection portion is provided with a collection portion blind hole which is used for supplying the other end of the upper connector to be inserted and detachably connected, a collection portion elastic sheet is arranged on the inner wall surface of the collection portion blind hole, the collection portion elastic sheet is abutted to the outer peripheral face of the other end of the upper connector, so that the other end of the upper connector is clamped in the collection portion blind hole, and the collection portion passes through the collection portion elastic sheet and the other end of the upper connector which is electrically connected.

4. The density micro-water collection device according to claim 1, wherein the detection part is integrated with a sensor chip set, the sensor chip set is used for detecting test parameters of the gas to be detected entering the chamber, the sensor chip set comprises a temperature sensor chip, a pressure sensor chip and a humidity sensor chip, and the temperature sensor chip, the pressure sensor chip and the humidity sensor chip are used for respectively detecting temperature parameters, pressure parameters and humidity parameters of the gas to be detected;

the temperature sensor chip the pressure sensor chip with the humidity transducer chip all with the other end electric connection of plug-in components down, so that the collection portion passes through connect the plug-in components to receive the temperature parameter the pressure parameter with the humidity parameter.

5. The density micro-water collection device of claim 1, wherein the plug is a four-core aerial plug, the plug being secured to one end of the housing by a screw.

6. The device for collecting micro-density water according to any one of claims 1 to 5, further comprising an anti-interference part, wherein the anti-interference part is located between the collecting part and the plug, a collecting part plug is arranged on one side of the collecting part facing the anti-interference part, an anti-interference part plug is arranged on one side of the anti-interference part facing the collecting part, and the anti-interference part plug is plugged with the collecting part plug;

the acquisition part is integrated with a control unit, the control unit is in communication connection with the detection part through the plug-in component, and the control unit is electrically connected with the plug of the acquisition part;

the anti-interference part is provided with a flexible flat cable, one end of the flexible flat cable is electrically connected with the anti-interference part plug, and the other end of the flexible flat cable is electrically connected with the plug, so that the test parameters obtained by the control unit sequentially pass through the acquisition part plug, the anti-interference part plug, the flexible flat cable and the plug and are output to the outside.

7. The density micro water collecting device according to claim 6, further comprising a first single-headed copper pillar, a second single-headed copper pillar and a fixing screw;

the first single-head copper column is located at a position close to the side edge of the collecting part, one end of the first single-head copper column is fixed to one end of the adapter, and the other end of the first single-head copper column is abutted to the collecting part;

the one end of second single-end copper post passes the collection portion, and peg graft and can dismantle connect in the other end of first single-end copper post, in order to incite somebody to action the collection portion is fixed and can dismantle connect in the one end of adapter, the other end butt of second single-end copper post in jam-proof portion, set screw's one end is passed jam-proof portion spiro union can dismantle connect in the other end of second single-end copper post.

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