CN116609102A

CN116609102A - Equipment test system

Info

Publication number: CN116609102A
Application number: CN202310676546.8A
Authority: CN
Inventors: 田杰锋; 俞坚冬; 王国栋; 朱英杰; 晁红伟
Original assignee: Hangzhou Guoneng Steam Turbine Engineering Co Ltd
Current assignee: Hangzhou Guoneng Steam Turbine Engineering Co Ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2023-08-18
Anticipated expiration: 2043-06-08
Also published as: CN116609102B

Abstract

The invention discloses an equipment test system, which comprises a first filter and a second pipeline connected with the first filter, wherein the first filter is also connected with a third pipeline and a fourth pipeline, the end part of the third pipeline is divided into two parts, which are provided with an interface a and an interface b, the third pipeline is provided with a ball valve for respectively controlling the opening or closing of the interface a and the interface b, the second pipeline is provided with the first ball valve, the fourth pipeline is provided with a second ball valve, a detection filter and a temperature transmitter which are sequentially arranged, the tail end of the fourth pipeline is provided with a fifth pipeline, the end part of the fifth pipeline is provided with an interface c, when the equipment to be detected enters the first filter, impurities in the medium are filtered, the amount of impurity particles on the filter is detected through checking, so that the cleanliness inside the equipment to be detected can be tested, and the effect of preventing the impurities from flowing back into the equipment to be detected again is achieved.

Description

Equipment test system

Technical Field

The invention relates to the technical field of equipment detection, in particular to an equipment test system.

Background

The equipment such as a compressor, a steam turbine, a generator, a motor, a pump, a blower and the like are all high-speed rotating equipment, and the bearings of the equipment are required to be cooled by clean, pressure-stable and temperature-constant lubricating oil; the speed regulating system of the steam turbine needs to use high-pressure and clean oil products for control; the blades of the compressor equipment need to be cleaned, pressure-stabilized and temperature-constant desalted water for flushing; the oil supply equipment or the water supply equipment serving the high-speed rotating equipment is required to be detected before delivery, such as flushing, performance test, pressure test and the like, so that the cleanliness and performance of the equipment can meet the design requirements, the delivery index is reached, and the stable operation of the high-speed rotating equipment is further ensured.

Therefore, how to design a system for performing performance test on factory equipment is a technical problem to be solved urgently by those skilled in the art.

Disclosure of Invention

In order to solve at least one technical problem in the background art, the invention aims to provide an equipment test system which is used for detecting the performance of factory equipment and removing the residual impurities in the production process of the factory equipment so as to ensure the quality of the factory equipment.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a device test system, including being used for providing the feed system of test medium to the equipment that waits to detect, wait to detect equipment including medium import, medium export and return port, feed system passes through pipe-line connection with the equipment that waits to detect, pipe-line includes first filter, first inside first cavity and the second cavity of being equipped with of first filter, be equipped with the filter screen that filters impurity between first cavity and the second cavity, first cavity of first filter is connected with second pipeline and fourth pipeline, first filter's second cavity is connected with the third pipeline, the tip of third pipeline is divided into two and is equipped with interface a and interface b, be equipped with the ball valve that control interface a and interface b opened or closed respectively on the third pipeline, install first ball valve on the second pipeline, install the second ball valve that sets gradually on the fourth pipeline, detect filter and temperature transmitter, the tail end of fourth pipeline is equipped with the fifth pipeline, be equipped with the instrumentation that is used for measuring pipeline internal medium pressure and flow, wait to detect when detecting equipment, wait to detect interface a and wait to detect interface b and connect with the medium of interface c, wait to detect equipment that the interface b is connected with the medium that the interface is connected with the equipment that wait to detect.

Furthermore, a fourteenth pipeline and a fifteenth pipeline which are arranged in parallel with the fifth pipeline and have different pipe diameters are further arranged on the fourth pipeline, stop valves are arranged at the interfaces of the fourteenth pipeline, the fifteenth pipeline and the fifth pipeline and the fourth pipeline, and detection instruments are arranged on the fourteenth pipeline and the fifteenth pipeline.

Further, the detecting instrument comprises a flowmeter and a pressure transmitter, wherein the flowmeter and the pressure transmitter are arranged on a fifth pipeline, a fourteenth pipeline and a fifteenth pipeline.

Further, the detection filter comprises a shell with an opening at one side and an upper cover for sealing the opening of the shell, an inlet for inflow of a medium and an outlet for outflow of the medium are formed in the side wall of the shell, a plurality of groups of detection filter screens for filtering impurities are arranged in an inner cavity of the shell, and the outlet of the detection filter is connected with a first chamber of the first filter.

Further, the supply system comprises a storage tank and a supply pump, wherein an inlet of the supply pump extends below the liquid level in the storage tank, and an outlet of the supply pump is connected with a second pipeline.

Further, the pipeline system further comprises a first pipeline connected with the second pipeline, the end portion of the first pipeline extends into the storage box, and a first stop valve is installed on the first pipeline.

Further, the test system further comprises a backflow system for assisting in backflow of the bottom oil of the equipment to be detected, the backflow system comprises a backflow box, a backflow pump and a second filter, the backflow box is used for receiving residual media in the equipment to be detected, the backflow pump is connected with the backflow box through a sixth pipeline, the backflow pump is connected with an inlet of the second filter through a seventh pipeline, and an outlet of the second filter is connected with the storage box through an eighth pipeline.

Further, the test system further comprises a purifying system for purifying the medium in the storage box, the purifying system comprises a purifier, an inlet of the purifier is connected with the storage box through a ninth pipeline, a port of the ninth pipeline is located below the liquid level of the medium in the storage box, an outlet of the purifier is connected with the storage box through a tenth pipeline, a ninth ball valve is installed on the ninth pipeline, and a tenth ball valve is installed on the tenth pipeline.

Further, be equipped with cooling water inlet and cooling water outlet on the equipment that waits to detect, test system still includes the cooling system who is used for waiting to detect equipment cooling, cooling system includes water tank, water pump, water purifier and thirteenth pipeline, the inlet end of water pump is connected with the eleventh pipeline that extends to below the water tank liquid level, the outlet end of water pump passes through twelfth pipeline and is connected with the inlet end of water purifier, the outlet end of water purifier is connected with the cooling water inlet of waiting to detect equipment, the one end of thirteenth pipeline and the cooling water outlet connection of waiting to detect equipment, its other end extends to the water tank.

Further, the test system includes at least two sets of piping.

Compared with the prior art, the invention has the beneficial effects that: when the performance of the equipment to be detected is detected, the fourth pipeline is closed through the second ball valve, the ball valve at the front side of the interface b is closed, the first ball valve is opened, a supply system is used for pumping media into the first filter, and the media flows into the equipment through the third pipeline, the interface a and the media inlet of the equipment to be detected after being filtered by the first filter; secondly, closing the first ball valve, opening the second ball valve, closing the ball valve in front of the interface a, opening the ball valve in front of the interface b, enabling a medium in the equipment to be detected to flow to a fifth pipeline through a medium outlet of the equipment to be detected and the interface c, enabling the medium to flow through the fourth pipeline and enter the first filter, and finally enabling the medium to flow back to the equipment to be detected through the third pipeline and the interface b, so that the circulating flow of the medium is realized, and testing the overall performance of the equipment to be detected through a detection instrument;

when the medium flows through the fourth pipeline and enters the first filter, impurities flowing out of the medium from the inside of the equipment to be detected are filtered by the detection filter, the number of the particles of the impurities on the filter screen is detected in the detection filter through checking, and then the cleanliness of the inside of the equipment to be detected can be tested, the impurities in the equipment to be detected can be treated, the impurities are prevented from flowing back to the inside of the equipment to be detected again, and the effect of cleaning the equipment to be detected is achieved.

Drawings

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

FIG. 2 is a schematic diagram of a feed system according to the present invention;

FIG. 3 is a schematic view of a first group of piping systems according to the present invention;

FIG. 4 is a schematic diagram of a reflow system of the present invention;

FIG. 5 is a schematic diagram of the purification system of the present invention;

FIG. 6 is a schematic diagram of a cooling system according to the present invention;

FIG. 7 is a schematic diagram of a multiple flow duct system;

FIG. 8 is a cross-sectional view of a detection filter;

FIG. 9 is a schematic diagram of a detection screen according to the present invention;

FIG. 10 is a schematic view showing a partial structure of a first filter according to the present invention;

fig. 11 is a schematic structural view of a second group of piping systems.

In the figure: 1. a supply system; 2. a piping system; 3. a reflow system; 4. a purification system; 5. a control system; 6. a test platform; 7. a cooling system; 8. the equipment to be detected; 10. a detection instrument; 101. a storage box; 102. a supply pump; 103. guard bars; 104. an escalator; 105. a liquid level gauge; 106. a gate valve; 201. a first pipe; 202. a second pipe; 203. a third conduit; 2031. a branch pipe; 2032. an interface a; 2033. an interface b; 204. a fourth conduit; 205. a fifth pipe; 2051. an interface c; 206. a first filter; 207. detecting a filter; 208. a temperature transmitter; 209. a first stop valve; 210. a first ball valve; 211. a second ball valve; 212. a third ball valve; 213. a second shut-off valve; 214. a flow meter; 215. a fourth ball valve; 216. a fifth ball valve; 217. a sixth ball valve; 218. a differential pressure gauge; 219. a pressure transmitter; 301. a reflow box; 302. a reflux pump; 303. a second filter; 304. a sixth conduit; 305. a seventh pipe; 306. an eighth conduit; 307. a seventh ball valve; 308. an eighth ball valve; 401. a purifier; 402. a ninth conduit; 403. a tenth pipe; 404. a ninth ball valve; 405. a tenth ball valve; 701. a water tank; 702. a water pump; 703. a water filter; 704. a third stop valve; 705. an eleventh conduit; 706. a twelfth duct; 707. a thirteenth conduit; 22. a fourteenth conduit; 221. an interface d; 23. a fifteenth conduit; 231. an interface e; 2071. a housing; 2072. an upper cover; 2073. a sealing gasket; 2074. an inlet; 2075. an outlet; 2076. detecting a filter screen; 20761. a pressing plate; 20762. a wire mesh; 20763. a bolt; 2077. a locking member; 2078. a hinge; 2079. a discharge port; 91. a first hose; 92. a second hose; 93. a third hose; 94. a fourth hose; 95. and a fifth hose.

Detailed Description

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

Example 1:

the embodiment provides an equipment test system, mainly detects oil supply equipment or water supply equipment cleanliness and performance, guarantees that the equipment of leaving the factory can satisfy the design requirement.

As shown in fig. 1, the device testing system comprises a supply system 1 for supplying a clean test medium to a device 8 to be tested;

comprising a pipe system 2 for injecting the medium supplied from the supply system 1 into the equipment 8 to be inspected and circulating the medium flowing through the inside of the equipment 8 to be inspected in the pipe system 2;

the device comprises a test platform 6, a test device and a test device, wherein the test platform is used for placing the device 8 to be tested and receiving the medium leaked out of the device 8 to be tested;

the device comprises a reflux system 3, a test platform 6 and a detection system, wherein the reflux system is used for receiving the medium on the test platform 6 and extracting residual medium in the equipment 8 to be detected;

the device comprises a purifying system 4 for periodically purifying the medium in the supply system 1 to ensure the cleanliness of the oil;

the device comprises a detection instrument 10 for detecting temperature, pressure, flow and other data of a medium flowing through the inside of the pipeline system 2;

the device comprises a cooling system 7 for providing cooling water for the device 8 to be detected and reducing the medium temperature of the device 8 to be detected;

comprising a control system 5, the control system 5 is connected with components on the detection instrument 10 by cables for collecting data of the medium inside the pipe system 2.

The medium may be clean oil or clean water.

The device test system is mainly used for performance detection of the device 8 to be detected, wherein the device 8 to be detected can be a container oil station, a container oil tank, an oil cooler, an oil filter, a top shaft system, a water station, a water filter and the like, and in the embodiment, the performance of the container oil station is detected by taking the container oil station as an example.

The oil container station comprises an oil filling port, an oil outlet, a cooling water inlet, an oil return port and the like.

In the present embodiment, the supply system 1 supplies clean oil to the device 8 to be inspected, specifically, as shown in fig. 2, the supply system includes a storage tank 101, specifically, the storage tank 101 is for storing clean lubricating oil; a vertical feed pump 102 is mounted on the storage tank 101, and the lubricant in the storage tank 101 is pumped out by the feed pump 102 and sent into the equipment 8 to be inspected through the piping system 2.

Wherein the vertical feed pump 102 can save space in arrangement.

In order to clearly observe the liquid level of the lubricating oil in the storage tank 101, in this embodiment, as shown in fig. 2, a liquid level gauge 105 is mounted on the side wall of the storage tank 101, and the liquid level gauge 105 is communicated with the inner cavity of the storage tank 101, so that the liquid level of the lubricating oil can be clearly observed by using the principle of a communicating vessel.

In order to facilitate maintenance personnel to climb to the top of the storage box 101 to maintain equipment, the side surface of the storage box 101 is provided with an escalator 104 for assisting the maintenance personnel to climb, and a guardrail 103 is arranged around the top of the storage box 101 to prevent the maintenance personnel from falling from the top of the storage box 101, so that the safety performance of the maintenance process is improved.

When the supply system 1 needs to be overhauled, the lubricating oil in the storage tank 101 needs to be emptied, so as shown in fig. 1, a drain port is arranged at the lowest part of the storage tank 101, a gate valve 106 is arranged on the drain port, and the gate valve 106 is normally in a normally closed state; when the lubricant is to be drained, the gate valve 106 is opened, and the lubricant in the storage tank 101 is discharged from the drain port.

In this embodiment, since the to-be-detected device 8 is selected as the oil container station, in order to facilitate placement of the oil container station, as shown in fig. 1, the system further includes a test platform 6, and the oil container station to be detected is transferred to the test platform 6 for detection.

In order to convey the lubricating oil into the oil container station, in the present embodiment, as shown in fig. 3, the pipe system 2 includes a second pipe 202 connected to the supply pump 102, wherein the other end of the second pipe 202 is connected to a first filter 206, one side of the second pipe 202 is connected to a first pipe 201 extending into the storage tank 101, wherein a first stop valve 209 is mounted on the first pipe 201, and the first pipe 201 can be closed by the first stop valve 209, thereby blocking the circulation of the lubricating oil;

as shown in fig. 10, a first chamber and a second chamber are arranged inside the first filter 206, wherein an open-pore partition plate is arranged between the first chamber and the second chamber, a filter screen for filtering impurities is arranged between the first chamber and the second chamber, the first chamber of the first filter 206 is connected with a second pipeline 202 and a fourth pipeline 204, a third pipeline 203 is communicated with the second chamber, a branch pipe 2031 is arranged at the end part of the third pipeline 203, an interface a2032 is arranged at the end part of the third pipeline 203, an interface b2033 is arranged at the end part of the branch pipe 2031, wherein the first chamber is an oil inlet cavity, the second chamber is an oil outlet cavity, the interface a2032 is an oil return port, and the interface b2033 is an oil filling port;

the fourth pipe 204 has a second ball valve 211 mounted thereon.

In order to close the interface a2032 and the interface b2033, the branch 2031 is provided with a sixth ball valve 217 positioned at the front end of the interface b2033, and the front end of the interface a2032 is provided with a fifth ball valve 216.

Specifically, a first ball valve 210 is mounted on the second conduit 202 between the first filter 206 and the feed pump 102.

To transfer lubricant to the oil terminal, as shown in FIG. 1, the port b2033 is connected to the oil filling port of the oil terminal by a second hose 92;

with the above arrangement, the first shutoff valve 209 is closed, the first ball valve 210 is opened, the second ball valve 211 is closed, the fifth ball valve 216 is closed, the sixth ball valve 217 is opened, the supply pump 102 is driven, the lubricating oil in the storage tank 101 is pumped by the supply pump 102 and flows into the first chamber of the first filter 206 through the second pipe 202, the lubricating oil is filtered by the filter screen in the first filter 206, enters the second chamber of the first filter 206, and is injected into the container oil station from the interface b2033 and the second hose 92 through the third pipe 203.

In the above process, the lubricant inside the storage tank 101 is filtered by the first filter 206 to supply clean lubricant to the oil container station.

In order to detect the cleanliness and performance of the oil container station, the oil container station needs to be started to make the lubricating oil circulate in the pipeline system 2, in this embodiment, as shown in fig. 3, the pipeline system 2 further includes a fifth pipeline 205 communicated with a fourth pipeline 204, an interface c2051 is arranged at the end of the fifth pipeline 205, a second stop valve 213 is installed at the interface between the fifth pipeline 205 and the fourth pipeline 204, a fourth ball valve 215 is also installed on the fifth pipeline 205, and a detection filter 207 is installed on the fourth pipeline 204, wherein the detection filter 207 is used for detecting the impurity content in the lubricating oil circulated from the oil container station;

to test the performance of the medium circulating in the piping system 2, the test meter 10 comprises a temperature transmitter 208, a flow meter 214, a pressure transmitter 219, in particular, the temperature transmitter 208 is mounted on the fourth piping 204, and the flow meter 214 and the pressure transmitter 219 are mounted on the fifth piping 205.

When the lubricating oil in the oil container station needs to be circulated, the interface c2051 is connected with an oil outlet of the oil container station through the first hose 91, and the interface a2032 is connected with an oil return port of the oil container station through the third hose 93;

opening the fourth ball valve 215, opening the second shut-off valve 213, and opening the second ball valve 211; the first ball valve 210 is closed, the sixth ball valve 217 is closed, the fifth ball valve 216 is opened, the pump body on the oil container station is driven at this time, lubricating oil inside the oil container station flows to the interface c2051 through the first hose 91, then flows into the fourth pipeline 204 through the fifth pipeline 205, then the lubricating oil filters impurities inside the lubricating oil through the detection filter 207, the cleanliness of the oil container station is judged by detecting the impurities inside the filter 207, the lubricating oil flows into the second cavity of the first filter 206, and then flows back to the oil container station through the third pipeline 203, the interface a2032 and the third hose 93, so that the large circulation of the lubricating oil inside the pipeline system 2 is realized.

It should be noted that, the temperature transmitter 208, the flow meter 214 and the pressure transmitter 219 are all connected with the control system 5 by cables, and in the process of testing the equipment 8 to be tested, the flow rate, the pressure and the like of the oil packaging station are regulated by regulating valves on the oil packaging station; and then the operation of the oil container station is tested by the control system 5, wherein the test content can be the following items: double-pump starting of a container oil station, low-pressure self-starting of an oil pump, switching operation of the double pumps, starting of an accident direct-current oil pump, starting of a fan and the like; while the relevant test data is recorded by means of the control system 5.

When the oil container station performs the tests of switching the duplex oil cooler, switching the duplex oil filter, the relief valve jump test, the pipeline pressure test, the cleanliness and the like, if the temperature of the lubricating oil detected by the temperature transmitter 208 is too high (the conventional test temperature is generally 45 ℃), the oil container station needs to be cooled.

In this embodiment, as shown in fig. 6, the cooling system 7 includes a water tank 701 for storing a water source, a water pump 702 for pumping out the water source inside the water tank 701, an eleventh pipe 705 capable of extending below the water level of the water source inside the water tank 701 is connected to the water suction end of the water pump 702, a twelfth pipe 706 is connected to the water discharge end of the water pump 702, as shown in fig. 1, the twelfth pipe 706 is connected to the cooling water inlet of the oil container station through a fifth hose 95, and the cooling system 7 further includes a thirteenth pipe 707, wherein one end of the thirteenth pipe 707 extends to the water tank 701, and the other end of the thirteenth pipe 707 is connected to the cooling water outlet of the oil container station through a fourth hose 94.

Through the above arrangement, the water pump 702 is driven, the water source inside the water tank 701 is sucked through the eleventh pipe 705, and then flows to the cooler of the oil container station through the twelfth pipe 706 and the fifth hose 95, and after the water source circulates in the cooler of the oil container station, the water is discharged to the inside of the water tank 701 through the cooling water outlet, the fourth hose 94 and the thirteenth pipe 707, thereby realizing the cooling of the oil container station.

In order to control the water source flowing to the oil container station and the cleanliness of the water source entering the oil container station, in this embodiment, as shown in fig. 6, the cooling system 7 further includes a third stop valve 704 and a water filter 703, where the third stop valve 704 and the water filter 703 are installed on the twelfth pipeline 706 and form a serial connection, and the water filter 703 is used to filter the impurities in the water, so as to prevent the impurities from entering the cooler of the oil container station, and reduce the service life of the oil cooler of the oil container station.

In order to detect the cleanliness of the oil container station, in this embodiment, the impurity filtered inside the detection filter 207 is mainly reflected, and when the oil container station is detected, since the lubricant injected into the oil container station for detection is filtered through the first filter 206, the cleanliness of the lubricant entering the oil container station is high, which can be understood as no residual impurity inside the lubricant; when the oil container station operates and detects, the oil is pumped into the fifth pipeline 205 and the fourth pipeline 204 through the pump body of the oil container station, at this time, the oil passes through the detection filter 207, the detection filter 207 carries out secondary cleaning on impurities inside the oil, what is worth explaining here is that the impurities at the place are residual impurities in the production and preparation process of the original oil container station, the impurities are collected through the detection filter 207, and then the cleanliness of the oil container station can be detected, meanwhile, the impurities inside the oil container station are brought to the detection filter 207 under the action of the oil, the impurities inside the oil container station are cleaned, and the content of the impurities inside the oil container station is reduced.

When the test system tests the equipment 8 to be tested, the performance of the equipment 8 to be tested can be detected, meanwhile, residual impurities in the production process of the equipment 8 to be tested can be brought to the detection filter 207 through the circulation of lubricating oil or water in the pipeline system 2, the impurities in the equipment 8 to be tested can be cleaned, the equipment can meet the design requirement, and the cleanliness of factory equipment is guaranteed.

Specifically, in this embodiment, as shown in fig. 8, the detection filter 207 mainly includes a casing 2071 with an opening at one side, and an upper cover 2072 for closing the opening, an inlet 2074 is provided at one side of the casing 2071, an outlet 2075 is provided at the opposite side of the inlet 2074, four sets of slots longitudinally arranged are welded on the inner wall of the casing 2071 between the inlet 2074 and the outlet 2075, and a detection filter screen 2076 is inserted in each slot, and filtering treatment is performed on the lubricating oil or impurities in the water through the detection filter screen 2076.

In order to enhance the sealing property of the upper end opening of the detection filter 207, a sealing gasket 2073 is provided at the upper cover 2072, the sealing gasket 2073 is located between the upper cover 2072 and the housing 2071, and the sealing property of the detection filter 207 is enhanced by the sealing gasket 2073.

In order to facilitate the installation and fixation of the upper cover 2072, in the present embodiment, as shown in fig. 8, the upper cover 2072 and the housing 2071 are hinged by a hinge 2078, and then the upper cover 2072 is fixed to the housing 2071 by a locking member 2077;

specifically, the hinge 2078 includes two support plates welded to the casing 2071, an L-shaped rotation plate welded to the upper cover 2072, and the rotation plate is hinged to the support plates by pins, so that the upper cover 2072 can rotate relative to the casing 2071; the locking member 2077 includes a bolt mounted on the casing 2071 and capable of being turned upside down, a socket through which the bolt passes is provided in the upper cover 2072, and a nut is mounted at an end of the bolt to lock the upper cover 2072 to the casing 2071 when the bolt passes through the socket of the upper cover 2072.

In this embodiment, in order to improve the filtering effect of the detection filter 207, there is a difference in the mesh numbers of the four detection screens provided, and the mesh numbers of the detection screens 2076 are gradually increased from the inlet 2074 of the detection filter 207 to the outlet 2075 side of the detection filter 207, specifically, the mesh numbers of the four detection screens 2076 are 20 mesh, 60 mesh, 80 mesh and 100 mesh in order, thereby improving the filtering effect of impurities.

To effect the installation of the detection filter 207, the outlet 2075 of the detection filter 207 is in communication with the first chamber of the first filter 206.

In order to facilitate the maintenance of the detection filter 207, as shown in fig. 8, a drain 2079 is provided on the housing of the detection filter 207 and is in communication with the inner cavity of the detection filter 207, wherein the drain 2079 is in a normally closed state, and when the maintenance is required, the drain 2079 is opened to drain the lubricating oil or water in the detection filter 207.

In this embodiment, as shown in fig. 9, the detecting screen 2076 includes two matched pressing plates 20761 and a wire mesh 20762 clamped between the two pressing plates 20761, wherein the two pressing plates 20761 are fixed by bolts 20763, and when installed, the pressing plates 20761 are inserted into slots of the inner wall of the casing 2071.

When the performance of the device 8 to be detected is detected, the oil in the device 8 to be detected needs to be returned to the storage tank 101 of the supply system 1 again, in this embodiment, an oil containing station is used for explanation, as shown in fig. 3, at this time, the fifth ball valve 216 and the sixth ball valve 217 are closed, the first ball valve 210, the first stop valve 209, the second ball valve 211, the second stop valve 213 and the fourth ball valve 215 are opened, the pump body of the oil containing station operates, the lubricating oil in the oil containing station flows to the first filter 206 through the second hose 92, the fifth pipeline 205, the fourth pipeline 204 and the detection filter 207, and then the lubricating oil flows back to the storage tank 101 through the second pipeline 202 and the first pipeline 201.

At this time, the residual bottom oil in the oil container station (part of the oil cannot be pumped away by the steps) needs to be connected to the reflux system 3 through a hose, and the residual bottom oil is pumped back to the storage tank 101 by the reflux system 3; specifically, in the present embodiment, as shown in fig. 4, the return system 3 includes a return tank 301 for storing dirty oil, a return pump 302, a second filter 303, a sixth pipe 304, a seventh pipe 305, an eighth pipe 306, a seventh ball valve 307, and an eighth ball valve 308; one end of a sixth pipeline 304 is connected with an oil inlet of the reflux pump 302, the other end of the sixth pipeline 304 extends below the dirty oil liquid level of the reflux tank 301, a seventh ball valve 307 is installed on the sixth pipeline 304, one end of a seventh pipeline 305 is connected with an oil outlet end of the reflux pump 302, the other end of the seventh pipeline 305 is connected with an oil inlet end of the second filter 303, an eighth ball valve 308 is installed on the seventh pipeline 305, one end of an eighth pipeline 306 is connected with the oil outlet end of the second filter 303, and the other end of the eighth pipeline 306 extends into the storage tank 101.

With the above arrangement, the seventh ball valve 307 and the eighth ball valve 308 are opened, dirty oil in the reflux tank 301 is pumped by the reflux pump 302, and then flows into the second filter 303 through the seventh pipe 305 to be filtered, and clean oil is refluxed into the storage tank 101 through the eighth pipe 306.

When the performance of the equipment 8 to be detected is detected, in order to prevent the equipment 8 to be detected from leaking oil, so that the leaked oil pollutes a test site, in this embodiment, as shown in fig. 1, a test platform 6 is formed by welding steel plates, an anti-slip steel grating plate is paved inside the test platform 6, flanges are arranged around the test platform 6, and the test platform is used for preventing oil from leaking, and meanwhile, dirty oil is gathered to a reflux tank 301 through a hose at a place close to the reflux tank 301.

When the oil in the storage tank 101 is stored for a long time, the quality of the oil is reduced, so that the oil in the storage tank 101 needs to be periodically purified, in this embodiment, as shown in fig. 5, the purifying system 4 includes a purifier 401, a ninth pipe 402, a tenth pipe 403, a ninth ball valve 404, and a tenth ball valve 405, wherein an oil inlet end of the purifier 401 is connected to the ninth pipe 402, the other end of the ninth pipe 402 is connected to the storage tank 101 for extracting the oil in the storage tank 101, the ninth ball valve 404 is mounted on the ninth pipe 402, an oil outlet end of the purifier 401 is connected to the tenth pipe 403, and the other end of the tenth pipe 403 is connected to an inner cavity of the storage tank 101, wherein the tenth ball valve 405 is mounted on the tenth pipe 403.

With the above arrangement, the ninth ball valve 404 and the tenth ball valve 405 are opened, then the purifier 401 is started, the lubricant inside the storage tank 101 is drawn into the purifier 401 through the ninth pipe 402 to be purified, and then flows back to the storage tank 101 through the tenth pipe 403, and when the purifier 401 stops working, the ninth ball valve 404 and the tenth ball valve 405 are closed.

Here, the purifier 401 functions to filter and remove impurities from the lubricating oil in the storage tank 101 and to separate out moisture contained in the lubricating oil. The purification system 4 in the test system can be optionally installed, and when the medium in the system is water, the purification system 4 can be deleted from the test system.

Because the first filter 206 filters the impurity in the lubricating oil, the condition that pressure loss can appear in the first filter 206 after the long-time use of first filter 206, in order to detect this, install pressure differential table 218 on first filter 206, pressure differential table 218 is connected by the cable with control system 5, utilizes pressure differential table 218 to detect the pressure loss of first filter 206, when the pressure loss reaches the alarm value, control system 5 sends out the alarm, reminds the staff timely to change the filter core of first filter 206.

Since the temperature transmitter 208 is installed on the fourth pipe 204 for stable detection of the medium flowing through the inside of the pipe system 2, in order to prevent the medium from striking the temperature transmitter 208, a third ball valve 212 located upstream of the temperature transmitter 208 is also installed on the fourth pipe 204.

In order to adapt the piping system 2 to different flow ranges, in the present embodiment, as shown in fig. 7, two fourteenth pipes 22 and fifteenth pipes 23 each connected in parallel with the fifth pipe 205 are further connected to the fourth pipe 204, wherein valves, flow meters and pressure-variable transmitters are installed on the fourteenth pipe 22 and the fifteenth pipe 23, and only the paths of the fifth pipe 205, the fourteenth pipe 22 and the fifteenth pipe 23 are different; the fifth pipeline 205 has an path DN150 and a measurement range of 100/h--500/>/h; the fourteenth conduit 22 has an electrical path DN80, which is measured in the range 10 +.>/h--120/>/h; the fifteenth conduit 23 has an electrical path DN25, which is measured in the range 1 +.>/h--20/>/h; the end of the fourteenth pipe 22 is provided with a port d221, the end of the fifteenth pipe 23 is provided with a port e231, the port d221 is only different in the pipe diameter between the port e231 and the port c2051, and the rest performances are consistent.

It should be noted that, when the device 8 to be detected is tested, the pipeline interface with a suitable flow range is selected to be connected with the oil outlet of the device 8 to be detected, and only one of the fifth pipeline 205, the fourteenth pipeline 22 and the fifteenth pipeline 23 is in operation in the detection process, and the other two pipelines are in a closed state.

In order to test multiple groups of devices 8 to be tested at the same time, the pipeline systems 2 can be arranged into multiple groups, and each group of pipeline systems 2 corresponds to a corresponding group of devices 8 to be tested, so that simultaneous tests of multiple devices can be realized.

Example 2:

the test system may further include a pipe system 2, a cooling system 7, a test meter 10, and a device to be tested 8, wherein the pipe system 2 may be shown with reference to fig. 11, and the pipe system mainly includes a first filter 206, a third pipe 203, a fourth pipe 204, a fifth pipe 205, a test filter 207, an interface a2032, an interface c2051, a fourteenth pipe 22, and a fifteenth pipe 23, wherein the above-described structures are installed in the same manner as in embodiment 1.

In this embodiment, the device 8 to be detected whose medium is water may be tested separately, and before the device 8 to be detected is tested, the cooling system 7 is used to provide the medium to the device 8 to be detected, the outlet of the water filter 703 in the cooling system 7 is connected with the liquid inlet of the device 8 to be detected through a hose, the liquid outlet of the device 8 to be detected is connected with the interface c2051 in the pipe system 2 through a hose, and the interface a2032 in the pipe system 2 is connected with the backflow port of the device 8 to be detected through a hose.

During detection, firstly, a water source is pumped into equipment 8 to be detected through a water pump 702 in a cooling system 7, and the water source is filtered through a water filter 703 at the moment, so that impurities in water are reduced; then the third stop valve 704 in the cooling system 7 is closed, the equipment to be detected 8 runs, water inside the equipment to be detected 8 is pumped into the fifth pipeline 205 through the interface c2051, then sequentially flows through the fourth pipeline 204, the detection filter 207, the first filter 206 and the third pipeline 203, then flows back to the equipment to be detected 8 through the interface a2032, the performance of the equipment to be detected is detected by using the detection instrument on the pipeline system 2, the impurity in the equipment to be detected 8 is filtered by using the detection filter 207, and meanwhile the cleanliness of the equipment to be detected 8 can be detected.

It should be noted that the fourteenth pipe 22 and the fifteenth pipe 23 have only a difference in the path from the fifth pipe 205, and accommodate medium flows of different flow rates.

The piping system 2, the devices to be detected 8, and the detection meter 10 in this embodiment can be connected to the control system 5 in embodiment 1, while achieving simultaneous detection of the performance of a plurality of the devices to be detected 8.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. Device test system, including being used for to wait to detect equipment (8) supply system (1) of test medium, wait to detect equipment (8) including the medium import, medium export and return port, supply system (1) are connected through pipe-line system (2) with wait to detect equipment (8), its characterized in that: the pipeline system (2) comprises a first filter (206) and a second pipeline (202), a third pipeline (203) and a fourth pipeline (204) which are connected with the first filter (206), wherein the end part of the third pipeline (203) is divided into two parts, an interface a (2032) and an interface b (2033) are arranged on the third pipeline (203), ball valves which are used for controlling the opening or closing of the interface a (2032) and the interface b (2033) respectively are arranged on the third pipeline (203), a first ball valve (210) is arranged on the second pipeline (202), a second ball valve (211), a detection filter (207) and a temperature transmitter (208) which are sequentially arranged on the fourth pipeline (204) are arranged on the fourth pipeline (204), a fifth pipeline (205) is arranged at the tail end part of the fourth pipeline (204), an interface c (2051) is arranged on the end part of the fifth pipeline (205), a detection instrument (10) which is used for measuring the performance of a medium in the pipeline is arranged, when the detection equipment (8) is detected, the interface a (2032) is connected with the backflow equipment (8), the interface b is connected with the medium (2051) and the medium is connected with the interface (8) which is detected, and the medium is connected with the inlet equipment (2051).

2. An equipment testing system according to claim 1, wherein: the device is characterized in that a fourteenth pipeline (22) and a fifteenth pipeline (23) which are arranged in parallel with the fifth pipeline (205) and have different pipe diameters are further arranged on the fourth pipeline (204), stop valves are arranged at the interfaces of the fourteenth pipeline (22), the fifteenth pipeline (23) and the fifth pipeline (205) and the fourth pipeline (204), and detection instruments (10) are arranged on the fourteenth pipeline (22) and the fifteenth pipeline (23).

3. An equipment testing system according to claim 2, wherein: the detection instrument (10) comprises a flowmeter (214) and a pressure transmitter (219), wherein the flowmeter (214) and the pressure transmitter (219) are arranged on a fifth pipeline (205), a fourteenth pipeline (22) and a fifteenth pipeline (23).

4. An equipment testing system according to claim 1, wherein: the detection filter (207) comprises a shell (2071) with an opening at one side and an upper cover (2072) for closing the opening of the shell (2071), an inlet (2074) for medium inflow and an outlet (2075) for medium outflow are formed in the side wall of the shell (2071), a plurality of groups of detection filter screens (2076) for filtering impurities are arranged in the inner cavity of the shell (2071), and the outlet (2075) of the detection filter (207) is connected with the first filter (206).

5. An equipment testing system according to claim 1, wherein: the supply system (1) comprises a storage tank (101) and a supply pump (102), wherein an inlet of the supply pump (102) extends below the liquid level in the storage tank (101), and an outlet of the supply pump (102) is connected with a second pipeline (202).

6. An equipment testing system according to claim 5, wherein: the pipeline system (2) further comprises a first pipeline (201) connected with the second pipeline (202), the end portion of the first pipeline (201) extends into the storage box (101), and a first stop valve (209) is mounted on the first pipeline (201).

7. An equipment testing system according to claim 5, wherein: the test system further comprises a backflow system (3) for assisting backflow of the bottom medium of the device (8) to be detected, the backflow system (3) comprises a backflow box (301), a backflow pump (302) and a second filter (303), the backflow box (301) is used for receiving the bottom medium of the device (8) to be detected, the backflow pump (302) is connected with the backflow box (301) through a sixth pipeline (304), the backflow pump (302) is connected with an inlet of the second filter (303) through a seventh pipeline (305), and an outlet of the second filter (303) is connected with the storage box (101) through an eighth pipeline (306).

8. An equipment testing system according to claim 5, wherein: the test system further comprises a purifying system (4) for purifying the medium in the storage box (101), the purifying system (4) comprises a purifier (401), an inlet of the purifier (401) is connected with the storage box (101) through a ninth pipeline (402), a port of the ninth pipeline (402) is located below the liquid level of the medium in the storage box (101), an outlet of the purifier (401) is connected with the storage box (101) through a tenth pipeline (403), a ninth ball valve (404) is arranged on the ninth pipeline (402), and a tenth ball valve (405) is arranged on the tenth pipeline (403).

9. An equipment testing system according to claim 1 or 5, wherein: be equipped with cooling water inlet and cooling water outlet on waiting to detect equipment (8), test system still includes cooling system (7) that are used for waiting to detect equipment (8) cooling, cooling system (7) are including water tank (701), water pump (702), water purifier (703) and thirteenth pipeline (707), the inlet end of water pump (702) is connected with eleventh pipeline (705) that extend to below water tank (701) liquid level, the outlet end of water pump (702) is connected with the inlet end of water purifier (703) through twelfth pipeline (706), the outlet end of water purifier (703) is connected with the cooling water inlet of waiting to detect equipment (8), the one end of thirteenth pipeline (707) is connected with the cooling water outlet of waiting to detect equipment (8), and its other end extends to water tank (701).

10. An equipment testing system according to claim 1, wherein: the test system comprises at least two sets of pipe systems (2).