CN-120927277-B - Ultrahigh pressure valve on-line testing system

CN120927277BCN 120927277 BCN120927277 BCN 120927277BCN-120927277-B

Abstract

The invention relates to the technical field of an online testing system of an ultrahigh pressure valve, in particular to an online testing system of an ultrahigh pressure valve, which comprises a base, a pressing component, a cleaning component and an angle adjusting component, wherein the pressing component is tightly attached to the ultrahigh pressure valve to convey a medium in a closed state, the pressing component is arranged on the base, the cleaning component is used for cleaning the ultrahigh pressure valve after testing and is rotationally arranged on the pressing component, the observing component is used for observing whether the valve leaks under a high-pressure working condition after cleaning and is rotationally arranged on the pressing component, the circulating component is used for conveying the medium and is in through connection with the pressing component, the control console is provided with a clamping component, the clamping component is used for fixedly locking the ultrahigh pressure valve and is arranged on the base, the sealing performance of the ultrahigh pressure valve after testing is remotely observed through the observing component, and the cleaning component and the water spraying component are matched through the angle adjusting component, so that the ultrahigh pressure valve is cleaned.

Inventors

SU FEI
ZHANG ZHONGMIN
Weng Huixiang
SUN XINGBO
KONG LINGGUO
XU CHAO

Assignees

浙江中德自控科技股份有限公司

Dates

Publication Date: 20260512
Application Date: 20250815

Claims (9)

1. The system comprises a base, a compression assembly, a cleaning assembly, an observation assembly, a control console, a clamping assembly and a clamping assembly, wherein the compression assembly is tightly attached to the ultra-high pressure valve to enable the ultra-high pressure valve to be in closed state and convey a medium, the compression assembly is arranged on the base, the compression assembly is symmetrically provided with two groups, the cleaning assembly is used for cleaning the ultra-high pressure valve after testing, the cleaning assembly is rotationally arranged on the compression assembly, a plurality of groups are arranged at equal angles along the circumference of the compression assembly, the observation assembly is used for observing whether the valve leaks under high pressure working conditions after cleaning, the observation assembly is rotationally arranged on the compression assembly, the circulation assembly is used for conveying the medium and is in through connection with the compression assembly, and the clamping assembly is used for fixedly locking the ultra-high pressure valve and is arranged on the base; the compression assembly includes: the rack is arranged on the base; The push rod is rotationally arranged on the frame, and a medium conveying channel is arranged in the front end of the push rod; the sealing sleeve is in a boss shape, one end of the sealing sleeve is connected with the push rod, the end face of the other end of the sealing sleeve is provided with a sealing ring, and the sealing sleeve is arranged at one end of the push rod, which is close to the ultrahigh pressure valve; The output end of the first driving component is connected with the push rod; the two ends of the first guide rod are fixedly arranged on the two groups of racks, and the first guide rod is provided with two groups and is diagonally arranged; The guide plate is arranged on the first guide rod in a sliding manner and fixedly arranged on the push rod, and the guide plate moves along with the push rod in a reciprocating manner along the axial direction; The cleaning assembly includes: The rotating roller is rotationally arranged on the push rod, one end of the rotating roller is propped against the guide plate, and the end far away from the guide plate is a mounting end; The second driving assembly is arranged on the guide plate, and the output end of the second driving assembly is in transmission connection with the rotating roller; The angle adjusting assemblies are arranged along the circumferential direction of the rotating roller; The water spraying assembly is used for spraying water to clean the ultrahigh pressure valve, is rotationally arranged on the angle adjusting assembly and is driven by the angle adjusting assembly, and a plurality of groups of water spraying assemblies are arranged at equal angles along the normal direction of the rotating roller; the cleaning assembly is used for brushing the ultrahigh pressure valve, is rotationally arranged on the degree adjusting assembly and is driven by the angle adjusting assembly, and a plurality of groups of cleaning assemblies are arranged at equal angles along the normal direction of the rotating roller; The water spraying components and the cleaning components are alternately arranged along the circumferential direction of the rotating roller.
2. The ultra-high pressure valve on-line testing system of claim 1, wherein the angle adjustment assembly comprises: The first fixing seat is fixedly arranged on the mounting end; the adjusting roller is cylindrical, teeth are arranged on one part of the adjusting roller along the circumferential direction, a mounting groove is formed in the part of the adjusting roller, which corresponds to the part of the adjusting roller and is not provided with the teeth, and the adjusting roller is rotatably arranged on the first fixing seat; the sliding rail and the sliding block assembly are arranged on the first fixed seat, and the sliding block is arranged on the sliding rail in a sliding way; The rack is fixedly arranged on the sliding rail and sliding block assembly and is connected with the gear rack of the adjusting roller; The third driving assembly is arranged on the first fixing seat, the output end of the third driving assembly is connected with one end of the rack, and the third driving assembly drives the rack to reciprocate so as to drive the regulating roller to rotate.
3. The ultra-high pressure valve on-line testing system of claim 1, wherein said water spray assembly comprises: the rotary air cylinder is fixedly arranged on the mounting groove; The shower nozzle, the one end and the revolving cylinder fixed connection of shower nozzle.
4. The ultra-high pressure valve on-line testing system of claim 1, wherein the cleaning assembly comprises: The telescopic rotary cylinder is fixedly arranged on the mounting groove; the brush assembly is connected with the telescopic rotary cylinder.
5. The ultra-high pressure valve on-line testing system of claim 4, wherein said brush assembly comprises: the fixing sleeve is a hollow cylinder, and one end of the fixing sleeve is fixedly connected with the regulating roller; the adjusting rod is arranged in the fixed sleeve, and one end of the adjusting rod is connected with the telescopic rotary cylinder; the adjusting rod is provided with a plurality of accommodating grooves at equal intervals along the axial direction, a plurality of bristles are uniformly distributed in the accommodating grooves along the circumferential direction of the accommodating grooves, and the other end of the adjusting rod is provided with a plurality of bristles; The limiting plate is semicircular, guide grooves for guiding the movement path of the brush hair are symmetrically formed in the front side and the back side of the limiting plate, and a plurality of limiting holes are formed in the limiting plate; The guide groove is arranged along the tangential direction of the outer diameter surface of the adjusting rod; the two limiting plates are combined into a group, a plurality of groups are arranged along the circumferential direction of the outer ring of the adjusting rod, and the guide grooves are correspondingly arranged with the accommodating grooves; the limiting rod is I-shaped and arranged in the limiting hole, and is connected with a plurality of groups of limiting plates in a penetrating way so as to be tightly attached; The limiting rod enables the limiting plate to be connected with the fixed sleeve, the telescopic rotary cylinder drives the adjusting rod to rotate in the limiting plate, then bristles retract into the accommodating groove along the tangential direction through the guide groove, the extension part of the hairbrush is shortened, otherwise, the telescopic rotary cylinder reversely rotates, the extension part of the hairbrush is lengthened, and then the extension length of the hairbrush is adjusted through the telescopic rotary cylinder to clean the gap of the ultra-high pressure valve.
6. The ultra-high pressure valve on-line testing system of claim 1, wherein the observation assembly comprises: the camera mounting seat is fixedly arranged on the angle adjusting component; The camera is fixedly arranged on the mounting seat; The observation assembly is used for observing the surface cleaning state of the ultrahigh pressure valve along with the rotation of the rotating roller for a circle after the cleaning assembly finishes cleaning.
7. The ultra-high pressure valve on-line testing system of claim 1, wherein said flow-through assembly comprises: the water tank is arranged in the pit at the side edge of the base, and a medium containing magazines is stored in the water tank; the water pump is used for pumping out the medium containing the magazines in the water tank and is arranged on the side edge of the base; The input end of the water pipe is arranged on the push rod, the output end of the water pipe is arranged on the other group of push rods corresponding to the water pipe, the water pipe enables the water pool, the water pump and the push rods to be in through connection, and the water pipe is made of flexible materials.
8. The ultra-high pressure valve on-line testing system of claim 1, wherein said clamping assembly comprises; The fixing frame is arranged on the base; the radial clamping assembly is used for radially fixing the ultrahigh pressure valve and is arranged on the fixing frame; The axial clamping assembly is used for axially fixing the ultrahigh pressure valve and is arranged on the radial clamping assembly; the radial clamping assembly comprises: The second fixing seats are arranged on the fixing frame, two groups of the second fixing seats are arranged up and down, the second fixing seats above are pressed, the second fixing seats below are positioned, and the second fixing seats are provided with convex track grooves and two groups of the second fixing seats correspondingly; The second guide rod is used for guiding the displacement of the second fixing seat, is fixedly arranged on the second fixing seat and is provided with two groups; The upper end of the fixing plate is arc-shaped, the arc-shaped size of the fixing plate corresponds to the outer diameter size of the ultrahigh pressure valve, and the fixing plate is arranged on the second fixing seat and is correspondingly provided with two groups; And the output end of the fourth driving assembly is connected with the compaction second fixing seat and drives the fourth driving assembly to reciprocate vertically to compact the ultrahigh pressure valve.
9. The ultra-high pressure valve on-line testing system of claim 8, wherein said axial clamping assembly comprises: the clamping rods are provided with threads at two ends, one group of the clamping rods is a positive wire, the other group of the clamping rods is a negative wire, the clamping rods penetrate through the track groove, and the center of the clamping rods is rotatably arranged on the second fixing seat; the fixed plate is provided with a threaded hole, the size of the fixed plate corresponds to the size of the thread of the clamping rod, the outline of the lower end of the fixed plate corresponds to the outline of the track grooved pulley, and the fixed plate is arranged in the track groove in a sliding manner; And the rotating handle is connected with one end of the clamping rod and used for driving the clamping rod to rotate.

Description

Ultrahigh pressure valve on-line testing system Technical Field The invention relates to the technical field of ultrahigh pressure valve testing, in particular to an ultrahigh pressure valve online testing system. Background The ultra-high pressure valve is a special valve with working pressure far higher than the conventional industry standard and usually with pressure grade higher than 100MPa and 1000Bar and even higher than 1000MPa, is used for controlling fluid in extremely high pressure environment, is applicable to the fields of petroleum and natural gas, such as ultra-deep well drilling equipment, high-pressure oil and gas pipelines, scientific research experiments and the like, is usually made of high-strength alloy steel, titanium alloy or special composite materials, is impact resistant and fatigue resistant, and is still subjected to technical adjustment to be overcome by sealing technology. Chinese patent CN 115326315A discloses a device and a method for testing the air tightness of an ultrahigh pressure hydraulic valve, which comprises an experiment table, a rotating mechanism, an ultrahigh pressure valve clamping assembly, an ultrahigh pressure testing assembly and a residual air extraction assembly, wherein the rotating mechanism is arranged on the experiment table, the ultrahigh pressure valve clamping assembly is arranged on a rotating part of the rotating mechanism and is used for clamping a valve body of the ultrahigh pressure hydraulic valve, the ultrahigh pressure testing assembly is hermetically connected to the ultrahigh pressure valve clamping assembly and is communicated with the interior of the valve body of the ultrahigh pressure hydraulic valve, and the residual air extraction assembly comprises an vacuumizing integrated block, an vacuumizing tube and a spring compressing unit. The ultrahigh pressure test of the ultrahigh pressure hydraulic valve is realized, and the residual air in the valve body can be extracted as far as possible, so that the burst safety risk caused by high-pressure gas is avoided; However, the technical scheme does not consider the problem that an operator cannot operate at a short distance for high-pressure working condition test, does not simulate actual working conditions on line, such as working conditions when a medium containing impurities passes through, and further does not realize the functions of on-line cleaning and observation cleaning detection results after simulation. Disclosure of Invention Aiming at the defects of the prior art, the invention provides an online testing system for an ultra-high pressure valve, which is used for testing the ultra-high pressure valve under the working conditions by passing a medium containing impurities through the ultra-high pressure valve through a circulating assembly; the angle adjusting component is matched with the observing component to realize remote observation of the tightness of the ultra-high pressure valve after the test, and the angle adjusting component is matched with the cleaning component and the water spraying component to realize the cleaning of the ultra-high pressure valve and the cleaning of small gaps which are difficult to clean. In order to achieve the above purpose, the present invention provides the following technical solutions: The system comprises a base, a compression assembly, a cleaning assembly, an observation assembly, a control console, a clamping assembly and a clamping assembly, wherein the compression assembly is tightly attached to the ultra-high pressure valve to enable the ultra-high pressure valve to be in closed state and convey a medium, the compression assembly is arranged on the base, the compression assembly is symmetrically provided with two groups, the cleaning assembly is used for cleaning the ultra-high pressure valve after testing, the cleaning assembly is rotationally arranged on the compression assembly, a plurality of groups are arranged at equal angles along the circumference of the compression assembly, the observation assembly is used for observing whether the valve leaks under high pressure working conditions after cleaning, the observation assembly is rotationally arranged on the compression assembly, the circulation assembly is used for conveying the medium and is in through connection with the compression assembly, and the clamping assembly is used for fixedly locking the ultra-high pressure valve and is arranged on the base; as an improvement, the compression assembly includes: the rack is arranged on the base; The push rod is rotationally arranged on the frame, and a medium conveying channel is arranged in the front end of the push rod; the sealing sleeve is in a boss shape, one end of the sealing sleeve is connected with the push rod, the end face of the other end of the sealing sleeve is provided with a sealing ring, and the sealing sleeve is arranged at one end of the push rod, which is close to the ultrahigh pressure valve; The output end of