CN204348343U - A kind of full-automatic water compression testing device of nuclear power container - Google Patents

A kind of full-automatic water compression testing device of nuclear power container Download PDF

Info

Publication number
CN204348343U
CN204348343U CN201520055057.1U CN201520055057U CN204348343U CN 204348343 U CN204348343 U CN 204348343U CN 201520055057 U CN201520055057 U CN 201520055057U CN 204348343 U CN204348343 U CN 204348343U
Authority
CN
China
Prior art keywords
valve
pressuring pump
load
pass line
pressure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201520055057.1U
Other languages
Chinese (zh)
Inventor
许英
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Dongfang Boiler Control Co., Ltd.
Dongfang Boiler Group Co Ltd
Original Assignee
SHENZHEN DONGFANG BOILER CONTROL CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHENZHEN DONGFANG BOILER CONTROL CO Ltd filed Critical SHENZHEN DONGFANG BOILER CONTROL CO Ltd
Priority to CN201520055057.1U priority Critical patent/CN204348343U/en
Application granted granted Critical
Publication of CN204348343U publication Critical patent/CN204348343U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

Abstract

The utility model discloses a kind of full-automatic water compression testing device of nuclear power container, comprise water system, high pressure suppresses system and electric I&C system.Wherein, water system suppresses to high pressure the pressure of supply water that system provides stable.High pressure is suppressed system and is comprised pressuring pump, connects the Trunk Line of pressuring pump and tested container, is arranged on the off-load by-pass line on Trunk Line, and proportional dump valve.The utility model adopts the mode of three pressuring pump parallel connections to arrange; start the pressuring pump matched according to the test parameters of tested container during test; two proportional dump valves be arranged in parallel are connected with above-mentioned pressuring pump; corresponding proportional dump valve is enabled according to the pressuring pump parameter of test chamber parameter and work during test; PID adjustment is carried out by the opening degree of comparative example pressure regulator valve; the buck speed of accurate control container; and then meet the hydraulic testing demand of the not nuclear power container of co-content, different tests pressure; and control accuracy is high, safety precautions is complete.

Description

A kind of full-automatic water compression testing device of nuclear power container
Technical field
The utility model belongs to the Hydraulic test technique field of product, especially relates to a kind of full-automatic water compression testing device of used in nuclear power station pressure vessel.
Background technology
Used in nuclear power station pressure vessel processes by special steel plate built-up welding the intensity reaching design, therefore, welding technology and strictly keep consistance and the stability of the crucial welding parameter required by technique in the welding process reaching tens of days is the key point ensureing welding quality.In order to ensure the definitely reliable of converted products and use safety, the hydraulic testing is a kind of overall quality measuring means that must adopt.The object of the hydraulic testing is: one is the tightness checking pressure-containing parts, namely checks that there is ne-leakage weld bond, swollen mouth, rivet, riveted seam and metal surface; Two is check whether pressure-containing parts produces macroscopic plastic yield under test pressure.Generally have two pressurize platforms during the hydraulic testing, a platform is design pressure, and another platform is test pressure.
Domestic when carrying out the hydraulic testing at present, be pressurization, pressurize, pressure leak process be substantially all take Non-follow control, its shortcoming is that safety coefficient is low, poor stability, and buck speed is difficult to control, and the risk of pressure testing container and site operation personnel is higher.
Utility model content
Given this; the purpose of this utility model is the deficiency overcoming existing manual water compression testing device, and provides a kind of full-automatic water compression testing device of nuclear power container, and it can meet the demand of not co-content, different tests pressure; and device control accuracy is high, and safety precautions is complete.
The utility model solves the technical scheme that its technical matters adopts: a kind of full-automatic water compression testing device of nuclear power container, it comprises water system, and high pressure suppresses system and electric I&C system.
Wherein, above-mentioned water system comprises the water tank, feed water valve, the first metal hose and the supercharge pump that connect in turn, the pressure of supply water that this water system provides stable for suppressing system to high pressure.Described feed water valve is preferably ball valve.Further, water system also comprises the reflux pipeline be arranged between supercharge pump and water tank, this reflux pipeline is in series with counterbalance valve and the second metal hose, between the first metal hose and supercharge pump, is also equiped with filtrator.The pressure of supply water that the entrance that above-mentioned supercharge pump suppresses system for high pressure provides 0.4 ~ 0.6MPa stable, counterbalance valve plays the effect into supercharge pump voltage stabilizing, and when pressure is more than 0.6MPa, counterbalance valve is opened, and unnecessary water is through reflux pipeline reflow tank.Preferably, the first metal hose and the second metal hose are the austenitic stainless steel metal hose of two end band hydraulic quick couplers, and water outlet of water tank and water return outlet install hydraulic quick coupler, realize connection fast, dismounting during test by the plug of hydraulic quick coupler.
Above-mentioned high pressure is suppressed system and is comprised the pressuring pump can suppressed in tested container, for connecting the Trunk Line of pressuring pump and tested container, being arranged on the off-load by-pass line on Trunk Line, and being installed in the proportional dump valve between Trunk Line and off-load by-pass line.
Concrete, described pressuring pump comprises the first pressuring pump, the second pressuring pump and the 3rd pressuring pump that are arranged in parallel, and the rated flow of the first pressuring pump, the second pressuring pump and the 3rd pressuring pump, working pressure are all not identical.Be provided with the 4th stop valve in the porch of the first pressuring pump, the porch of the second pressuring pump is provided with the 5th stop valve, and the porch of the 3rd pressuring pump is provided with the 6th stop valve, can carry out switch during test according to the startup situation of corresponding pressuring pump.
As the key equipment of fine adjustment tested container buck speed, proportional dump valve comprises the first proportional dump valve being arranged on rear first pressuring pump in parallel and the outlet of the second pressuring pump, and is arranged on the second proportional dump valve of the 3rd pressuring pump outlet.The other end of above-mentioned first proportional dump valve and the second proportional dump valve is connected to off-load by-pass line.In order to monitor the top hole pressure of each pressuring pump, the second tensimeter is provided with in the exit of the first pressuring pump, the exit of the second pressuring pump is provided with the 3rd tensimeter, after parallel connection, the first pressuring pump and the outlet of the second pressuring pump are in series with the 4th tensimeter and the first pressure unit, and the exit being positioned at the 3rd pressuring pump is serially connected with the 5th tensimeter and the second pressure unit.PID controller is provided with in aforementioned proportion pressure regulator valve, first pressure unit of PID controller by vessel media inflow point, the pressure of the second pressure unit collection Trunk Line, by the opening degree of the accurate regulating and controlling proportional dump valve to Trunk Line rate of pressure change, thus accurately control the buck speed of tested container.
Above-mentioned off-load by-pass line comprises the first off-load by-pass line be arranged between the first pressuring pump and the first proportional dump valve, be arranged on the second off-load by-pass line between the second pressuring pump and the first proportional dump valve, and be arranged on the 3rd off-load by-pass line between the 3rd pressuring pump and the second proportional dump valve.For preventing system malfunctions from causing pressuring pump top hole pressure to be uprushed and damaging pressuring pump, the first off-load by-pass line is provided with the first unloader, the second off-load by-pass line is equiped with the second unloader, the 3rd off-load by-pass line is provided with the 3rd unloader.
The outlet of the first off-load by-pass line, the second off-load by-pass line and the 3rd off-load by-pass line is all connected to the 4th off-load by-pass line, for preventing on-the-spot in process of the test power failure, test(ing) medium airtight in container cannot be discharged by hydraulic devices, and the 4th off-load by-pass line is also provided with the first hand stop valve.Be equiped with the vessel side safety valve of different release pressure in the end of the 4th off-load by-pass line, conveniently change and dismantle, the front end of vessel side safety valve is also in series with the second hand stop valve.
Damage pressuring pump is poured in down a chimney in order to prevent pressuring pump top hole pressure, the first non-return valve is provided with between the first pressuring pump and the first proportional dump valve, be provided with the second non-return valve between second pressuring pump and the first proportional dump valve, between the 3rd pressuring pump and the second proportional dump valve, be provided with the 3rd non-return valve.Because each pressuring pump working pressure is different; when wherein a pressuring pump works; damage from system high pressure for protecting the pressuring pump of relatively low pressure; the first stop valve is configured with at the endpiece of the first non-return valve; the endpiece of the second non-return valve is provided with the second stop valve, and the endpiece of the 3rd non-return valve is provided with the 3rd stop valve.As before the test, if the first pressuring pump runs, then turn off the second stop valve, the 3rd stop valve, and then isolate the second pressuring pump, the 3rd pressuring pump that do not run.
For preventing system overpressure from damaging to each equipment, the outlet of the first proportional dump valve is connected with the safety valve of an anti-locking apparatus superpressure.
In order to realize the isolation of tested container and hydraulic devices; on Trunk Line, the front end of tested container is also in series with pneumatic stopping valve and the 3rd hand stop valve; pneumatic stopping valve is except container when playing packing stage and systematic pipeline automatism isolation herein, also plays superpressure, hypervelocity, power-failure protecting effect.And the manual operation of the 3rd hand stop valve when can realize pressurize, also play effect for subsequent use simultaneously, once pneumatic stopping valve breaks down, manually turn off the pressurize that the 3rd hand stop valve can realize tested container equally.Preferably, the exit of pneumatic stopping valve is also provided with the 3rd metal hose.
Electric I&C system comprises regulator cubicle, industrial computer, switch board, operator's console, video monitoring system and thermal meter, and this electric I&C system is used for the power needed for generator operation, and carries out remote monitoring to tested container at the trial.
The beneficial effects of the utility model: the utility model adopts the mode of three pressuring pump parallel connections to arrange, start the pressuring pump matched according to the test parameters of tested container during test, two proportional dump valves be arranged in parallel are connected with pressuring pump, corresponding proportional dump valve is enabled according to the pressuring pump parameter of test chamber parameter and work during test, PID adjustment is carried out by the opening degree of comparative example pressure regulator valve, the buck speed of accurate control container, and then meet not co-content, the hydraulic testing demand of the nuclear power container of different tests pressure, and control accuracy is high, safety precautions is complete.In addition, Trunk Line pressurize stop valve adopts pneumatic stopping valve to be connected with the 3rd hand stop valve series system, such that hydraulic devices possesses manually, automatic switching function, pneumatic stopping valve plays superpressure, hypervelocity, power-off protection function simultaneously.Off-load by-pass line be arranged so that container pressurize after, once there is the situation of long period power-off in scene, timely the pressure in container can be laid down, avoid the damage of bearing high pressure for a long time and container being caused, first hand stop valve plays urgent unloading function, improves the safety coefficient of device further.The setting of electric I&C system achieves automatic remote and to control or the container of Non-follow control to not co-content, different pressures rank carries out the hydraulic testing, after system flow and optimum configurations, click and run button, system will enter control flow automatically, and the interactive application interface of original creation has anti-misoperation and erroneous input function.Control system realizes Real-Time Monitoring protection simultaneously, test operation personnel and high-potting region (hazardous location) is isolated, realizes remote monitoring and supervision.
Below with reference to drawings and Examples, the utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, 1, water tank; 2, feed water valve; 3, the first metal hose; 4, supercharge pump; 5, reflux pipeline; 6, counterbalance valve; 7, the second metal hose; 8, filtrator; 91, the first pressuring pump; 92, the second pressuring pump; 93, the 3rd pressuring pump; 10, the first proportional dump valve; 11, the second proportional dump valve; 12, the first hand stop valve; 13, safety valve; 14, vessel side safety valve; 15, the second hand stop valve; 16, pneumatic stopping valve; 17, the 3rd hand stop valve; 18, the 3rd metal hose; 21, the first off-load by-pass line; 22, the second off-load by-pass line; 23, the 3rd off-load by-pass line; 24, the 4th off-load by-pass line; 31, the first unloader; 32, the second unloader; 33, the 3rd unloader; 41, the first non-return valve; 42, the second non-return valve; 43, the 3rd non-return valve; 51, the first stop valve; 52, the second stop valve; 53, the 3rd stop valve; 54, the 4th stop valve; 55, the 5th stop valve; 56, the 6th stop valve; 61, the first tensimeter; 62, the second tensimeter; 63, the 3rd tensimeter; 64, the 4th tensimeter; 65, the 5th tensimeter; 71, the first pressure unit; 72, the second pressure unit.
Embodiment
Embodiment,
Refer to Fig. 1, a kind of full-automatic water compression testing device of nuclear power container, it comprises water system, and high pressure suppresses system and electric I&C system.The pressure of supply water that above-mentioned water system provides stable for suppressing system to high pressure, high pressure suppresses system for realizing full-automatic or partially manual boosting, pressurize, decompression function, electric I&C system is used for the power needed for generator operation, and carries out remote monitoring to tested container at the trial.
Concrete, water system comprises the water tank 1, feed water valve 2, first metal hose 3, filtrator 8 and the supercharge pump 4 that connect in turn, also comprise the reflux pipeline 5 be arranged between supercharge pump 4 and water tank 1, this reflux pipeline 5 is in series with counterbalance valve 6 and the second metal hose 7.The pressure of supply water that the entrance that supercharge pump 4 suppresses system for high pressure provides 0.4 ~ 0.6MPa stable, counterbalance valve 6 plays the effect into supercharge pump 4 voltage stabilizing.When pressure is more than 0.6MPa, counterbalance valve 6 is opened, and unnecessary water is through reflux pipeline 5 reflow tank.Described feed water valve is ball valve, and the first metal hose 3 and the second metal hose 7 are the austenitic stainless steel metal hose of two end band hydraulic quick couplers.
The first tensimeter 61 be equiped with between system for monitoring booster pump outlet pressure is suppressed at supercharge pump 4 and high pressure.
High pressure is suppressed system and is comprised and can suppress in tested container and the first pressuring pump 91, second pressuring pump 92 be arranged in parallel and the 3rd pressuring pump 93, for connecting the Trunk Line of each pressuring pump and tested container, and proportional dump valve.Rated flow, the working pressure of above-mentioned first pressuring pump 91, second pressuring pump 92 and the 3rd pressuring pump 93 are all not identical.Be provided with PID controller in proportional dump valve, PID controller by regulating the opening degree of proportional dump valve, thus accurately controls the buck speed of tested container.
The porch that the porch being provided with the 4th stop valve 54, second pressuring pump 92 in the porch of the first pressuring pump 91 is provided with the 5th stop valve the 55, three pressuring pump 93 is provided with the 6th stop valve 56, can carry out switch during test according to the startup situation of corresponding pressuring pump.
Damage pressuring pump is poured in down a chimney in order to prevent pressuring pump top hole pressure, the first non-return valve 41 is provided with in the exit of the first pressuring pump 91, be provided with the first off-load by-pass line 21 between first pressuring pump 91 and the first non-return valve 41, this first off-load by-pass line 21 is provided with the first unloader 31.The outlet of the second pressuring pump 92 is provided with between the second non-return valve 42, second pressuring pump 92 and the second non-return valve 42 and is provided with the second off-load by-pass line 22, and this second off-load by-pass line 22 is provided with the second unloader 32.The outlet of the 3rd pressuring pump 93 is provided with the 3rd non-return valve 43, is provided with the 3rd off-load by-pass line the 23, three off-load by-pass line 23 and is provided with the 3rd unloader 33 between the 3rd pressuring pump 93 and the 3rd non-return valve 43.The outlet of above-mentioned first off-load by-pass line 21, second off-load by-pass line 22 and the 3rd off-load by-pass line 23 is all connected to the 4th off-load by-pass line 24, for preventing on-the-spot in process of the test power failure, test(ing) medium airtight in container cannot be discharged by hydraulic devices, and the 4th off-load by-pass line 24 is also provided with the first hand stop valve 12.Be equiped with the vessel side safety valve 14 of different release pressure in the end of the 4th off-load by-pass line 24, conveniently change and dismantle, the front end of vessel side safety valve 14 is also in series with the second hand stop valve 15.
Because each pressuring pump working pressure is different; when wherein a pressuring pump works; damage from system high pressure for protecting the pressuring pump of relatively low pressure; the first stop valve 51 is configured with at the endpiece of the first non-return valve 41; the endpiece that the endpiece of the second non-return valve 42 is provided with the second stop valve the 52, three non-return valve 43 is provided with the 3rd stop valve 53.As before the test, if the first pressuring pump runs, then turn off the second stop valve, the 3rd stop valve, and then isolate the second pressuring pump, the 3rd pressuring pump that do not run.
The second tensimeter 62 for monitoring the first pressuring pump top hole pressure is equiped with between the first pressuring pump 91 and the first non-return valve 41, in like manner between the second pressuring pump 92 and the second non-return valve 42, be provided with the 3rd tensimeter 63, after parallel connection, the first pressuring pump 91 and the outlet of the second pressuring pump 92 are in series with the 4th tensimeter 64 and the first pressure unit 71, and the exit being positioned at the 3rd pressuring pump 93 is serially connected with the 5th tensimeter 65 and the second pressure unit 72.
As the key equipment of fine adjustment tested container buck speed, proportional dump valve comprises the first proportional dump valve 10 and the second proportional dump valve 11, one end of described first proportional dump valve 10 is connected to the exit of rear first pressuring pump 91 in parallel and the second pressuring pump 92, and the other end is connected to off-load by-pass line.One end of second proportional dump valve 11 is connected to the position between the 3rd non-return valve 43 and the 5th tensimeter 65, and the other end is connected to off-load by-pass line.For preventing system overpressure from damaging to each equipment, the outlet of the first proportional dump valve 10 is connected with the safety valve 13 of an anti-locking apparatus superpressure.
In order to realize the isolation of tested container and hydraulic devices; on Trunk Line, the front end of tested container is also in series with pneumatic stopping valve 16 and the 3rd hand stop valve 17; pneumatic stopping valve 16 is except when playing packing stage, container and systematic pipeline are isolated herein, also plays superpressure, hypervelocity, power-failure protecting effect.And the manual operation of the 3rd hand stop valve 17 when can realize pressurize, also play effect for subsequent use simultaneously, once pneumatic stopping valve 16 breaks down, manually turn off the pressurize that the 3rd hand stop valve 17 can realize tested container equally.Preferably, the exit of pneumatic stopping valve 16 is also provided with the 3rd metal hose 18,3rd metal hose 18 is end band high pressure quick change connectors, the high pressure flexible metallic conduit of another end band M20 male connection, during the hydraulic testing, one end is connected with water test unit by hydraulic quick coupler, and the other end is connected with the pressure testing interface of tested container by external thread.
Electric I&C system comprises regulator cubicle, industrial computer, switch board, operator's console, video monitoring system and thermal meter, this electric I&C system is used for the power needed for generator operation, and at the trial remote monitoring is carried out to tested container, this system is known technology, does not repeat them here.
After system flow and optimum configurations, click and run button, system will enter control flow automatically, and dwell time, rate of pressure rise, test pressure can be arranged arbitrarily in range, and pressurize can be carried out according to presetting pressure rank, reach the dwell time and qualifiedly automatically carry out boosting until most high test pressures afterwards.Pressure leak process can carry out classification pressure release or pressure release continuously according to customer requirement blowdown rate, and the interactive application interface of original creation has anti-misoperation and erroneous input function.Control system realizes Real-Time Monitoring protection simultaneously, and test operation personnel and high-potting region (hazardous location) isolate, and realize remote monitoring and supervision.
The above is only to preferred embodiment of the present utility model; not scope of the present utility model is limited; therefore under the prerequisite not departing from the utility model design spirit; those of ordinary skill in the art change or decoration the equivalence that structure described in the utility model, feature and principle are done, and all should fall in protection domain of the present utility model.

Claims (9)

1. a full-automatic water compression testing device for nuclear power container, is characterized in that: it comprises water system, and high pressure suppresses system and electric I&C system;
Described water system comprises the water tank, feed water valve, the first metal hose and the supercharge pump that connect in turn, the pressure of supply water that this water system provides stable for suppressing system to high pressure;
Described high pressure is suppressed system and is comprised the pressuring pump can suppressed in tested container, for connecting the Trunk Line of pressuring pump and tested container, being arranged on the off-load by-pass line on Trunk Line, and being installed in the proportional dump valve between Trunk Line and off-load by-pass line; Be provided with PID controller in described proportional dump valve, this PID controller is by regulating the opening degree of proportional dump valve thus the accurate buck speed controlling tested container;
Described electric I&C system comprises regulator cubicle, industrial computer, switch board, operator's console, video monitoring system and thermal meter, and this electric I&C system is used for the power needed for generator operation, and carries out remote monitoring to tested container at the trial.
2. the full-automatic water compression testing device of nuclear power container as claimed in claim 1, it is characterized in that: described water system also comprises the reflux pipeline be arranged between supercharge pump and water tank, this reflux pipeline is provided with counterbalance valve and the second metal hose; Also filtrator is provided with between described first metal hose and supercharge pump.
3. the full-automatic water compression testing device of nuclear power container as claimed in claim 1 or 2, is characterized in that: described pressuring pump comprises flow different and the first pressuring pump be arranged in parallel, the second pressuring pump and the 3rd pressuring pump; Described proportional dump valve comprises the first proportional dump valve being arranged on rear first pressuring pump in parallel and the outlet of the second pressuring pump, and being arranged on the second proportional dump valve of the 3rd pressuring pump outlet, the other end of described first proportional dump valve and the second proportional dump valve is connected to off-load by-pass line.
4. the full-automatic water compression testing device of nuclear power container as claimed in claim 3, it is characterized in that: described off-load by-pass line comprises the first off-load by-pass line be arranged between the first pressuring pump and the first proportional dump valve, be arranged on the second off-load by-pass line between the second pressuring pump and the first proportional dump valve, and be arranged on the 3rd off-load by-pass line between the 3rd pressuring pump and the second proportional dump valve; Described first off-load by-pass line is provided with the first unloader, and the second off-load by-pass line is provided with the second unloader, and the 3rd off-load by-pass line is provided with the 3rd unloader; The outlet of described first off-load by-pass line, the second off-load by-pass line and the 3rd off-load by-pass line is all connected to the 4th off-load by-pass line, and the 4th off-load by-pass line is also provided with the first hand stop valve.
5. the full-automatic water compression testing device of nuclear power container as claimed in claim 3, it is characterized in that: between described first pressuring pump and the first proportional dump valve, be provided with the first non-return valve, be provided with the second non-return valve between second pressuring pump and the first proportional dump valve, between the 3rd pressuring pump and the second proportional dump valve, be provided with the 3rd non-return valve.
6. the full-automatic water compression testing device of nuclear power container as claimed in claim 5, it is characterized in that: the endpiece of described first non-return valve is provided with the first stop valve, the endpiece of the second non-return valve is provided with the second stop valve, and the endpiece of the 3rd non-return valve is provided with the 3rd stop valve.
7. the full-automatic water compression testing device of nuclear power container as claimed in claim 3, is characterized in that: the outlet of described first proportional dump valve is connected with the safety valve of an anti-locking apparatus superpressure.
8. the full-automatic water compression testing device of nuclear power container as claimed in claim 4, is characterized in that: described 4th off-load by-pass line is in series with one second hand stop valve and vessel side safety valve.
9. the full-automatic water compression testing device of nuclear power container as claimed in claim 3, is characterized in that: the front end of described tested container is also in series with pneumatic stopping valve and the 3rd hand stop valve.
CN201520055057.1U 2015-01-27 2015-01-27 A kind of full-automatic water compression testing device of nuclear power container Withdrawn - After Issue CN204348343U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520055057.1U CN204348343U (en) 2015-01-27 2015-01-27 A kind of full-automatic water compression testing device of nuclear power container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520055057.1U CN204348343U (en) 2015-01-27 2015-01-27 A kind of full-automatic water compression testing device of nuclear power container

Publications (1)

Publication Number Publication Date
CN204348343U true CN204348343U (en) 2015-05-20

Family

ID=53231597

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520055057.1U Withdrawn - After Issue CN204348343U (en) 2015-01-27 2015-01-27 A kind of full-automatic water compression testing device of nuclear power container

Country Status (1)

Country Link
CN (1) CN204348343U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104575639A (en) * 2015-01-27 2015-04-29 深圳东方锅炉控制有限公司 Full-automatic hydrostatic test device for nuclear power container

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104575639A (en) * 2015-01-27 2015-04-29 深圳东方锅炉控制有限公司 Full-automatic hydrostatic test device for nuclear power container

Similar Documents

Publication Publication Date Title
US20190219474A1 (en) Fire Hose Testing Apparatus and Method
CN103440962B (en) Transformer on-line intelligence repairing car and oil supplement method
CN201173843Y (en) Automatic control multifunctional pressure test station
CN204348343U (en) A kind of full-automatic water compression testing device of nuclear power container
CN104575639B (en) A kind of full-automatic water compression testing device of nuclear power container
CN205157127U (en) Pipeline high strength and tightness test frock
CN104165739A (en) Method for testing pressure by adoption of vertical and automatic heat collector flow channel pressure test machine
CN206339442U (en) Hydraulic pressure intelligently loads detection means
CN106251753B (en) Remote online non-destructive testing comprehensive experimental device
CN203365115U (en) Hydraulic valve maintenance comparison test bench
CN202770625U (en) Portable and intelligent detection apparatus for safety valve
CN202992652U (en) Automatic intelligent type high-pressure gas drainer
CN208968724U (en) Low-temperature breakaway valve experimental rig
CN206617147U (en) A kind of skid-mounted water injecting device
CN104815408A (en) Indoor fire hydrant press testing device with high testing efficiency and press testing method using same
CN202631201U (en) Well head apparatus ultra-high pressure gas seal test system
CN104748923A (en) Gas tightness detection and nitrogen gas replacement system of dual-fuel automobile and controlling method thereof
CN104647497A (en) Timber dipping processing vacuum-pressurization device
CN204594641U (en) Hydraulic pressure strength rig for testing at the bottom of the spherical case of a kind of 5M tank
CN104500977B (en) A kind of pipeline ties up damage repair technology pilot system
CN210109270U (en) Locomotive wind pressure relay detection equipment
CN208456555U (en) Well safety valve control cabinet hydraulic fittings detection device
CN202403875U (en) Automatic interlocking device for pressure control in pressure-resistant test for pressure container
CN211178892U (en) Pressure resistance testing device for water mist component
CN203287169U (en) Fully-automatic pipeline test machine

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
COR Change of bibliographic data
TR01 Transfer of patent right

Effective date of registration: 20160318

Address after: Shenzhen high tech Industrial Park in Guangdong province 518057 Gao Xin Road Fiyta Technology Building

Patentee after: Shenzhen Dongfang Boiler Control Co., Ltd.

Patentee after: DEC Dongfang Boiler (Group) Co., Ltd.

Address before: Shenzhen high tech Industrial Park in Guangdong province 518057 Gao Xin Road Fiyta Technology Building

Patentee before: Shenzhen Dongfang Boiler Control Co., Ltd.

C41 Transfer of patent application or patent right or utility model
CB03 Change of inventor or designer information

Inventor after: Ma Xiaogang

Inventor after: Luo Huiguo

Inventor after: Xu Ying

Inventor after: Zhang Yuankui

Inventor after: Cheng Xiaogang

Inventor after: Ou Hanqing

Inventor after: Qian Feng

Inventor after: Guo Linlin

Inventor after: Zhang Dayou

Inventor after: Wang Yuxiong

Inventor after: Zhu Cunping

Inventor before: Xu Ying

C25 Abandonment of patent right or utility model to avoid double patenting
AV01 Patent right actively abandoned

Granted publication date: 20150520

Effective date of abandoning: 20161012