阅读说明：本技术 一体式少油设备压力检测单元 (Pressure detection unit of integrated oil-less equipment ) 是由 唐剑 汪晓华 王学武 胡尚志 曾开贵 韩波 刘东全 盛罗 于 2021-10-25 设计创作，主要内容包括：本发明公开一种一体式少油设备压力检测单元,包括三通阀,三通阀的阀体内设置有容置舱,容置舱与三通阀的流道隔离,容置舱内安装有压力传感器、数据处理电路板,压力传感器连通三通阀的一个出口,压力传感器电性连接数据处理电路板。本发明实现了少油设备压力监测检测单元将组合阀与传感器集成化,便于安装以及数据传输。(The invention discloses a pressure detection unit of an integrated oil-less device, which comprises a three-way valve, wherein a containing cabin is arranged in a valve body of the three-way valve, the containing cabin is isolated from a runner of the three-way valve, a pressure sensor and a data processing circuit board are arranged in the containing cabin, the pressure sensor is communicated with one outlet of the three-way valve, and the pressure sensor is electrically connected with the data processing circuit board. The invention realizes the integration of the combination valve and the sensor by the pressure monitoring and detecting unit of the oil-less equipment, and is convenient for installation and data transmission.)

1. Less oily equipment pressure detection unit of integral type, its characterized in that: including the three-way valve, be provided with the holding cabin in the valve body of three-way valve, pressure sensor, data processing circuit board are installed to the runner isolation of holding cabin and three-way valve in the holding cabin, an export of pressure sensor intercommunication three-way valve, pressure sensor electric connection data processing circuit board.

2. The integrated oil-less equipment pressure detection unit of claim 1, wherein: the display screen is electrically connected with the data processing circuit board;

the display screen is arranged on the outer wall of the valve body; alternatively, the first and second electrodes may be,

the display screen is installed in the valve body, an observation window which is right opposite to the display screen is arranged on the side wall of the valve body, and a transparent protective baffle is arranged on the observation window.

3. The integrated oil-less equipment pressure detection unit of claim 1, wherein: still include alarm device, alarm device and data processing circuit board electric connection, alarm device installs on the valve body.

4. The integrated oil-less equipment pressure detection unit of claim 1, wherein: the antenna is electrically connected with the data processing circuit board.

5. The integrated oil-less equipment pressure detection unit of claim 4, wherein: the opening part at the top end of the containing cabin is provided with a cover plate, the telescopic antenna is installed on the upper part of the rear side wall of the valve body, and the cover plate is provided with a notch used for avoiding the antenna.

6. The integrated oil-less equipment pressure detection unit of claim 1, wherein: the side wall of the accommodating cabin is provided with a battery mounting cabin, the battery mounting cabin is provided with an electrode contact which is in contact with an electrode of a battery, and the electrode contact is electrically connected with the data processing circuit board.

7. The integrated oil-less equipment pressure detection unit as claimed in any one of claims 1-6, wherein: the pressure sensor further comprises a magnetic ring, and a core body of the pressure sensor penetrates through the magnetic ring.

8. The integrated oil-less equipment pressure detection unit of claim 7, wherein: the inner wall of the containing cabin is provided with an annular groove, and the magnetic ring is embedded in the annular groove.

9. The integrated oil-less equipment pressure detection unit of claim 7, wherein: the display screen is positioned on the front surface of the valve body, the switching handle of the three-way valve is positioned on the front surface of the valve body, the inlet of the three-way valve is positioned on the bottom surface of the valve body, and the other outlet of the three-way valve is positioned on the side surface of the valve body; the front of the valve body is also provided with a detection button, and the detection button is electrically connected with the data processing circuit board.

10. The integrated oil-less equipment pressure detection unit of claim 8, wherein: the inlet of the three-way valve is connected with an oil inlet pipe joint, and the other outlet of the three-way valve is connected with an oil taking/supplementing nozzle.

Technical Field

The invention relates to the field of power transmission and distribution, in particular to a pressure detection device for oil-less equipment.

Background

The existing detection unit is large in size due to the fact that a digital display sensor and a combination valve splicing device do not have the function of wireless data transmission, and installation and wiring workload is large.

Therefore, there is a need to develop an integrated oil-less equipment pressure detection unit device which has integrated functions, is suitable for field installation, is convenient to operate and improves the working efficiency.

Disclosure of Invention

The invention aims to provide an integrated oil-less equipment pressure detection unit which is high in integration level and rapid and convenient to use.

In order to achieve the purpose, the invention is realized by adopting the following technical scheme:

few oily equipment pressure detecting element of integral type, including the three-way valve, be provided with the holding cabin in the valve body of three-way valve, the runner of holding cabin and three-way valve is kept apart, and pressure sensor, data processing circuit board are installed to the holding under-deck, an export of pressure sensor intercommunication three-way valve, pressure sensor electric connection data processing circuit board.

Furthermore, the invention also comprises a display screen which is electrically connected with the data processing circuit board; the display screen is arranged on the outer wall of the valve body; or the display screen is arranged in the valve body, the side wall of the valve body is provided with an observation window which is right opposite to the display screen, and the observation window is provided with a transparent protective baffle.

Furthermore, the invention also comprises an alarm device, wherein the alarm device is electrically connected with the data processing circuit board and is arranged on the valve body.

Furthermore, the invention also comprises an antenna which is electrically connected with the data processing circuit board.

Preferably, the opening part at the top end of the accommodating cabin is provided with a cover plate, the telescopic antenna is arranged on the upper part of the rear side wall of the valve body, and the cover plate is provided with a notch for avoiding the antenna.

Furthermore, the invention also comprises a magnetic ring, and the core body of the pressure sensor penetrates through the magnetic ring.

Preferably, the inner wall of the accommodating cabin is provided with an annular groove, and the magnetic ring is embedded in the annular groove.

Preferably, the display screen is positioned on the front face of the valve body, the switching handle of the three-way valve is positioned on the front face of the valve body, the inlet of the three-way valve is positioned on the bottom face of the valve body, and the other outlet of the three-way valve is positioned on the side face of the valve body; the front of the valve body is also provided with a detection button, and the detection button is electrically connected with the data processing circuit board.

Furthermore, an inlet of the three-way valve is connected with an oil inlet pipe joint, and the other outlet of the three-way valve is connected with an oil taking/supplementing nozzle.

Specifically, the method comprises the following steps: the invention comprises a combined valve, wherein the upper part of the combined valve is connected with a blind plate cover, the blind plate cover adopts a rubber ring for sealing, is fastened around the blind plate cover by a screw rod and is connected with a valve body by a screw;

the invention also comprises the following parts:

the antenna is fixed above the combination valve through threads;

the alarm is fixed above the combined valve through threads;

the battery is placed in the inner cavity of the valve body;

the PC board module is fixed in the inner cavity of the combination valve through a screw and a PC board guide groove;

the sensor core body is pressed in an oil way system of the valve body of the combined valve through a core body locking ring;

the button is fixed in front of the combined valve through threads in front of the combined valve;

the combined valve handle is matched with the valve rod through the inner square and is fixed by a screw;

the oil taking/supplementing nozzle is connected with the valve body through threads and is communicated with an oil way system;

the oil inlet pipe joint is connected with the valve body through threads and is communicated with the oil way system;

the magnetic ring is placed in the inner cavity of the combination valve and in the sensor core body fixing ring groove;

and the observation window is arranged right in front of the combination valve and is directly manufactured through processing.

The using method of the invention is as follows:

the oil inlet pipe joint is connected with an oil circuit system of the pressure of the detected less-oil equipment through a pipeline, and the oil circuit system comprises the following working modes:

in-place display mode: the switching handle of the three-way valve is in an operating position, at the moment, the oil inlet pipe joint is communicated with the pressure sensor, the oil taking/supplementing nozzle is not communicated with the oil inlet pipe joint, the detection button is pressed for a preset time, the preset time is preferably 3 seconds, and the display screen displays the pressure data of the oil circuit system of the detected pressure of the oil-less equipment in real time;

an online detection mode: the switching handle of the three-way valve is in the operating position, the oil inlet pipe joint is communicated with the pressure sensor at the moment, the oil taking/supplementing nozzle is not communicated with the oil inlet pipe joint, the detected pressure data of the oil circuit system of the pressure of the oil-less equipment is communicated with the gateway convergence unit terminal through wireless, and the online monitoring function is realized;

an oil taking mode: the switching handle of the three-way valve is positioned at an oil taking/supplementing position, the oil inlet pipe joint is communicated with the oil taking/supplementing nozzle at the moment, the pressure sensor is not communicated with the oil inlet pipe joint, and oil is taken through an oil taking conduit connected to the oil taking/supplementing nozzle;

and (3) oil supplementing mode: the switching handle of the three-way valve is positioned at an oil taking/supplementing position, the oil inlet pipe joint is communicated with the oil taking/supplementing nozzle at the moment, the pressure sensor is not communicated with the oil inlet pipe joint, and oil is supplemented through an oil supplementing conduit connected to the oil taking/supplementing nozzle;

and (3) checking mode: the switching handle of three-way valve is in the check-up position, and oil feed pipe connects and gets/mend glib talker, pressure sensor and all do not communicate this moment, with standard table pipeline with get/mend glib talker and be connected, compare the sensor.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention has the advantages of high integration level, miniaturization, convenient use, quick assembly and disassembly and convenient maintenance.

2. The invention realizes the purposes that the pressure monitoring and detecting unit of the oil-less equipment integrates the combination valve and the sensor, is convenient to install and adopts wireless data transmission.

3. The invention has strong anti-interference capability and can effectively ensure the validity and the accuracy of data.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a top view of the present invention with the cover plate removed;

FIG. 3 is a front view of the present invention;

FIG. 4 is a left side view of FIG. 3;

fig. 5 is a disassembled view of the present invention.

In the figure: 1. the antenna comprises an antenna, a cover plate, a wiring terminal, a data processing circuit board, a wire pressing nut, a core body, a detection button, a magnetic ring, a nut, a fuel taking/supplementing nozzle, a fuel inlet pipe joint, a switching handle, a steel ball, a plug, a valve body, a battery, a switching handle, a warning device, a display screen, a core body locking ring, a sealing locking ring and a ball core sealing gasket, wherein the cover plate is 2, the wiring terminal is 3, the data processing circuit board is 4, the wire pressing nut is 5, the core body is 6, the detection button is 7, the magnetic ring is 8, the nut is 9, the fuel taking/supplementing nozzle is 10, the fuel inlet pipe joint is 11, the switching handle is 12, the steel ball, the plug is 14, the valve body is 15, the battery is 16, the warning device is 17, the display screen is 18, the core body locking ring is 19, the sealing locking ring is 20, and the ball core sealing gasket is 21.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-4, the present embodiment includes a three-way valve, a housing chamber is disposed in a valve body 15 of the three-way valve, the housing chamber is isolated from a flow passage of the three-way valve, a pressure sensor and a data processing circuit board 4 are mounted in the housing chamber, the pressure sensor is communicated with an outlet of the three-way valve, and the pressure sensor is electrically connected to the data processing circuit board; the invention also comprises a display screen 18, wherein the display screen 18 is electrically connected with the data processing circuit board 4; the display screen 18 is arranged on the outer wall of the front surface of the valve body 15; or, the display screen 18 is installed in the valve body 15, the side wall of the valve body 15 is provided with an observation window which is opposite to the display screen 18, and the observation window is provided with a transparent protective baffle; a switching handle 12 of the three-way valve is positioned on the front surface of the valve body 15, an inlet of the three-way valve is positioned on the bottom surface of the valve body 15, and the other outlet of the three-way valve is positioned on the side surface of the valve body 15; the front surface of the valve body 15 is also provided with a detection button 7, the detection button 7 is electrically connected with the data processing circuit board 4, and the detection button 7 is a metal button. The inlet of the three-way valve is connected with an oil inlet pipe joint 11, and the other outlet of the three-way valve is connected with an oil taking/supplementing nozzle 10.

The invention also comprises an alarm device 17 and an antenna 1, wherein the alarm device 17 and the antenna 1 are both electrically connected with the data processing circuit board 4, the opening part at the top end of the containing cabin is provided with a cover plate 2, the alarm device 17 is arranged on the cover plate 2, the antenna 1 is a telescopic antenna, the antenna 1 is arranged on the upper part of the rear side wall of the valve body 15, and the cover plate 2 is provided with a notch avoiding the antenna 1, so that the antenna is convenient to assemble and disassemble and the angle of the antenna is convenient to adjust.

Example 2

On the basis of embodiment 1, in this embodiment, a magnetic ring 8 is added, the core body 6 of the pressure sensor penetrates through the magnetic ring 8, an annular groove is formed in the inner wall of the accommodating cabin, and the magnetic ring 8 is embedded in the annular groove.

Example 3

As shown in fig. 5, on the basis of embodiment 1 or 2, this embodiment discloses a specific structure of an integrated few-oil device pressure detection unit, which specifically includes an antenna 1, a cover plate 2, a connection terminal 3, a data processing circuit board 4, a pressing nut 5, a core body 6, a detection button 7, a magnetic ring 8, a nut 9, a fuel taking/supplementing nozzle 10, a fuel inlet pipe joint 11, a switching handle 12, a steel ball 13, a plug 14, a valve body 15, a battery 16, an alarm device 17, a display screen 18, a core body locking ring 19, a sealing locking ring 20, and a ball core sealing gasket 21.

The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention.