CN202008430U - Multifunctional comprehensive testing device for hydraulic fire valve - Google Patents
Multifunctional comprehensive testing device for hydraulic fire valve Download PDFInfo
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- CN202008430U CN202008430U CN2011200717637U CN201120071763U CN202008430U CN 202008430 U CN202008430 U CN 202008430U CN 2011200717637 U CN2011200717637 U CN 2011200717637U CN 201120071763 U CN201120071763 U CN 201120071763U CN 202008430 U CN202008430 U CN 202008430U
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- pipeline
- hydraulic cylinder
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Abstract
The utility model relates to a multifunctional comprehensive testing device for a hydraulic fire valve. A water supply rectification system comprises a plurality of rectification grids; outlets of the rectification grids are connected with a pipe network system; the pipe network system is formed by integrating a plurality of valve testing channels; each valve testing channel is composed of pipelines with different pipe diameters; a plurality of control valves and sensors are in series connection with the pipelines; the sensors are used for sampling flow and pressure signals; acquired data are displayed on a paperless recorder in a concentrated way, so as to achieve simultaneous acquisition and concentrated display of the data; the output of a direct current control signal or an alternating current control signal is controlled by an intermediate relay; the multifunctional comprehensive testing device achieves multiple testing functions through simple control valve regulation, and is high in measuring precision, good in working stability, high in detection efficiency and wide in application scope.
Description
Technical field
The utility model relates to the fire control equipment testing apparatus, particularly a kind of fire-fighting waterpower valve multifunctional integrated test device.
Background technology
Fire-fighting waterpower valve proving installation is the experimental facilities that is used to test valve function and other technical indicators.Valve need be installed to valve in the pipe network and test in design process or before dispatching from the factory.Under common condition, the design of valve can be according to the test pipeline of different valve types design specialized with production unit, and the practical application scene of test pipeline and valve is close.For dissimilar valves, its test pipeline need be reset, measuring instrument needs to adjust separately, and very high installation testing position to be set for the valve that heavy caliber (more than or equal to 200mm) is is vertically installed and used, for experimental implementation has increased a lot of difficulties, cause the lot of manpower and material resources waste.
At present, American insurance merchant testing laboratory (UL) and United States plants mutuality testing agencies such as (Factory Mutual) and domestic and international each valve production designing unit all adopt dedicated line that particular valve is tested.The domestic report that development is not arranged as yet yet and use fire-fighting waterpower valve multifunctional integrated test device, domestic fire control equipment research and the research of experimental unit on this project still are in blank, therefore, in conjunction with the existing equipment manufacture level of China, research and development multifunctional integrated test device is the actual needs of China's fire product performance test.
Summary of the invention:
The purpose of this utility model is exactly for solving the deficiency of existing method of testing, and a kind of design proposal of integrated, modular comprehensive test device is provided, and regulates by simple by-pass valve control and realizes multiple test function.
The utility model is to realize by such technical scheme: fire-fighting waterpower valve multifunctional integrated test device comprises water supply commutation system, pipe network system, valve installation system and measures acquisition system; It is characterized in that the water supply commutation system comprises some honeycomb screens, honeycomb screen is connected to pipe network system, and pipe network system is integrated by some valve test channel; Every valve test channel is made of the pipeline of different tube diameters, serial connection plurality of control valves door and sensor on the pipeline of each caliber; Every described valve test channel includes one section vertical pipe, comprise place's cut-off point on the vertical pipe, cut-off point is divided into two sections with pipeline, and the corresponding port of two segment pipes is provided with the tested valve door interface, and the tested valve door interface on the described vertical pipe comprises two parts of upper and lower interface; Wherein, tested valve student interface is connected with an end of pipeline expansion joint by flange or plough groove type web member; The flange of the other end of pipeline expansion joint is connected with the hydraulic cylinder of valve installation system; By stretching of hydraulic cylinder controlling plumbing fixtures telescopic joint;
Described valve installation system comprises fuel tank, filtrator, surplus valve, hydraulic pump, tensimeter, 3-position 4-way solenoid directional control valve, flow speed control valve and hydraulic cylinder, wherein fuel tank, filtrator, surplus valve, hydraulic pump are installed on the main petroleum pipeline successively, also are connected with some branch's petroleum pipelines on the flowline of hydraulic pump; Every described branch petroleum pipeline is connected with a 3-position 4-way solenoid directional control valve, and the 3-position 4-way solenoid directional control valve is connected with 2 described hydraulic cylinders by flow speed control valve again; Hydraulic pump to 2 described hydraulic cylinder fuel feeding, drives 2 described hydraulic cylinder works by branch's petroleum pipeline; By 3-position 4-way solenoid directional control valve conversion oil circuit, and then change 2 described hydraulic cylinder piston direction of motion; The piston rod of 2 described hydraulic cylinders is connected with the flange of pipeline expansion joint respectively, when described hydraulic cylinder works, the piston rod of described hydraulic cylinder drives pipeline expansion joint and shrinks or stretch variation, for vertically arranged tested valve provides the installation or removal space, forms vertical installation and measuring district;
Measure acquisition system and comprise electric observing and controlling cabinet, electric observing and controlling cabinet connects sensor, flow, pressure signal are sampled, with the image data centralized displaying in recording instrument without paper, gather when realizing data, centralized displaying by being switched on or switched off of tested valve in the electric observing and controlling cabinet by-pass valve control test channel, and can be carried out the output of sound, visual alarm and alert data;
According to tested object the valve in the pipe network system is made up, tested valve difference, selected test path difference, set the regulating-controlling program of valve by electric observing and controlling cabinet, realization is to valve opening in the selected path and the control of closing, thus the function that realization is tested different tested valves with same proving installation.
Fire-fighting waterpower valve multifunctional integrated test device of the present utility model is regulated by simple by-pass valve control and to be realized that multiple test function makes that proving installation reaches that the test products scope is wide, measuring accuracy is high, detection efficiency is high, good operating stability, labor intensity are low, equipment integrationization and degree of modularity height, test automation degree height and the low effect of construction costs.
Description of drawings
Fig. 1 is the pipe network system synoptic diagram of the utility model device;
Fig. 2 is the hydraulic control system synoptic diagram of the utility model device;
Fig. 3 is honeycomb screen 1/4 schematic cross-section of the utility model device.
Embodiment
Understand the utility model for clearer, describe the utility model in conjunction with the accompanying drawings and embodiments in detail:
As shown in Figure 1 to Figure 3, the utility model device can be used for the test macro of function, pressure, flow and the flow resistance etc. of wet pipe system in the automatic sprinkler system (wet alarm valve), deluge system (alarm valve drenches with rain), dry system (dry type alarm valve), preact system (preaction valve installation), fire-fighting universal valve (gate valve, butterfly valve, signal valve, ball valve, stop valve, retaining valve etc.), hydraulic control valve valves such as (reduction valve, blowdown valve, ball-cock assemblys etc.).
The water supply commutation system is made up of the honeycomb screen that calculates through waterpower in pipeline and the pipeline.As shown in Figure 3, be example with honeycomb screen 1/4 circular section, marked the position of honeycomb screen dividing plate.Radius of circle R=175mm.Be initial point with the 350 cross-section of pipeline centers of circle in the table, provided the position of opening and the pore size in each hole among Fig. 3.
Because the size of various circular holes, dividing plate and position dimension are by calculating to formula in the standard, not exclusively conform to processing dimension, therefore will adjusting accordingly.Finely tune in home position and aperture to circular hole, guarantees to have in each dividing plate a circular hole to get final product.
As shown in Figure 3, all kinds of valves test pipe network control unlatching situations in the pipe network system, promptly all kinds of test water flow paths in vertical installation and measuring district are as follows:
Test 1: valve flow resistance test;
Valve 1 → valve 5 → flowmeter → valve 14 → valve 24 → valve 26 → valve 47 → valve 48 → tested valve → valve 49 → valve 50 → valve 18 → valve 17 → valve 13 → head tank → valve 12 → valve 4 → testing field circulating water pool of intaking → flowing through and opening, all the other valve closings.
Test 2: wet alarm valve function test;
Valve 1 → valve 5 → valve 14 → valve 24 → valve 26 → valve 47 → valve 48 → detected valve of opening → (B) → (C) → DN25 flowmeter → (the D) → in line trench of intaking → flow through, all the other valve closings.
Test 3: the alarm valve function test drenches with rain;
The pressure chamber flushing pipe is attracted with flexible pipe by water main.Valve 1 → valve 5 → valve 14 of intaking → flowing through and opening) → and valve 24 → valve 26 → valve 47 → valve 48 → detected valve → valve 53 → in line trench, all the other valve closings.
Test 4: the alarm valve that drenches with rain, the anti-test that resets of dry type alarm valve;
Water-rinsing process: valve 1 → valve 5 → valve 14 → valve 30 → valve 29 → valve 28 → head tank of intaking → flowing through and opening, all the other valve closings.
Test 5: recoil process;
Charge pressure jar → valve 28 → valve 25 → valve 50 → valve 49 → detected valve → valve 48 → valve 47 → valve 26 → valve 24 → valve 17 → valve 11 → valve 4 → testing field circulating water pool, all the other valve closings.
Test 6: dry type alarm valve snap-out release test;
The valve water supply side is connected on the gasing tank by the pipeline of DN80, and outlet side is inflated by aerating device; The pipeline that outlet side is established DN50 starts tested valve.
The test water flow path of water flow indicator, horizontal mounted valve detection zone is as follows:
Test 1: realize the detection that hydraulic control valve, signal valve, universal valve, level are installed alarm valve, water flow indicator, the horizontal function tests such as alarm valve that drench with rain;
Water inlet → valve 106-113 → test sample → (valve 98-valve 105) → take into account the in line trench of operation valve by low discharge;
Test 2: water flow indicator, the horizontal function tests such as reduction valve that alarm valve water slug and frictional resistance test, signal valve and other levels are installed that drench with rain;
Water inlet → valve 106-113 → test sample → in line the testing field of valve 98-valve 105 → valve 97 → valve, 34 → water return pipeline circulating water pool
Test 3: product reverse impacts such as water flow indicator test;
Water inlet → valve 97 → valve 98-105 → test sample → in line the testing field of valve 106-valve 113 → valve, 36 → water return pipeline circulating water pool;
Test 4: the alarm valve reverse impact that drenches with rain test:
Water-rinsing process: water inlet → valve 29 → valve 28 → head tank, all the other valve closings
Recoil process: the charge pressure jar → valve 28 → valve 29 → valve 97 → valve 98-105 → detected valve → in line testing field of valve 106-valve 113 → valve, 36 → water return pipeline circulating water pool
Described valve installation system comprises fuel tank 201, filtrator 202, surplus valve 203, hydraulic pump 204, tensimeter 205,3-position 4-way solenoid directional control valve 206, flow speed control valve 207 and hydraulic cylinder 208, wherein fuel tank 201, filtrator 202, surplus valve 203, hydraulic pump 204 are installed on the main petroleum pipeline successively, also are connected with some branch's petroleum pipelines on the flowline of hydraulic pump 204; Every described branch petroleum pipeline is connected with a 3-position 4-way solenoid directional control valve 206, and 3-position 4-way solenoid directional control valve 206 is connected with 2 described hydraulic cylinders 208 by flow speed control valve 207 again; Hydraulic pump 204 to 2 described hydraulic cylinder 208 fuel feeding, drives 2 described hydraulic cylinder 208 work by branch's petroleum pipeline; By 3-position 4-way solenoid directional control valve 206 conversion oil circuits, and then change 2 described hydraulic cylinder 208 piston motion directions; The piston rod of 2 described hydraulic cylinders 208 is connected with the flange of pipeline expansion joint 209 respectively, when described hydraulic cylinder 208 is worked, the piston rod of described hydraulic cylinder 208 drives pipeline expansion joint 209 and shrinks or stretch variation, for vertically arranged tested valve provides the installation or removal space, form vertical installation and measuring district;
Pipeline expansion joint 209 working pressure 2.5MPa joint flange 2.5MPa.Main material, cast steel, slipping plane with contact inwall chromium plating with water.The rubber seal of multiple tracks (more than or equal to 3) O type is adopted in sealing.Transfer stroke 500mm, compression and elongation have position-limit mechanism.
Measure acquisition system and mainly comprise one of DN100 turbo flow meter, one of DN150 turbo flow meter, one of DN300 electromagnetic flowmeter, 8 of DN25 turbo flow meters, 1 of DN15 turbo flow meter, 1 of DN50 turbo flow meter, 2 of switch boards.
The observing and controlling cabinet is made up of cabinet, direct supply, recording instrument without paper, flow displaying instrument, the time relay, electromagnetic relay, counter, straight, alternating current inductor etc.The observing and controlling cabinet uses the 220V AC power.Recording instrument without paper can external flow amplifier, pressure transducer, temperature sense probe etc., directly shows and writes down test flow, pressure and temperature.Direct supply, the time relay, electromagnetic relay, counter is used, can realize setting the direct current of connection and trip time or exchange output, thereby realize solenoid cycles work, functions such as water flow indicator overload test, directly, D.C mutual-inductor has the output of warning, monitoring is changed by the electric current of test object at the trial, when being short-circuited or open circuit, cooperate the time relay to make observing and controlling dish time-delay failure judgement, send sound and light alarm, stop test simultaneously, counter has memory function, can write down test number (TN) automatically, and can show test number (TN) last time when outage or after barrier stops for some reason.
According to the above description, can realize scheme of the present utility model in conjunction with art technology.
Claims (1)
1. a fire-fighting waterpower valve multifunctional integrated test device comprises water supply commutation system, pipe network system, valve installation system and measures acquisition system; It is characterized in that the water supply commutation system comprises some honeycomb screens, honeycomb screen is connected to pipe network system, and pipe network system is integrated by some valve test channel; Every valve test channel is made of the pipeline of different tube diameters, serial connection plurality of control valves door and sensor on the pipeline of each caliber; Every described valve test channel includes one section vertical pipe, comprise place's cut-off point on the vertical pipe, cut-off point is divided into two sections with pipeline, and the corresponding port of two segment pipes is provided with the tested valve door interface, and the tested valve door interface on the described vertical pipe comprises two parts of upper and lower interface; Wherein, tested valve student interface is connected with an end of pipeline expansion joint by flange or plough groove type web member; The flange of the other end of pipeline expansion joint is connected with the hydraulic cylinder of valve installation system; By stretching of hydraulic cylinder controlling plumbing fixtures telescopic joint; Described valve installation system comprises fuel tank, filtrator, surplus valve, hydraulic pump, tensimeter, 3-position 4-way solenoid directional control valve, flow speed control valve and hydraulic cylinder, wherein fuel tank, filtrator, surplus valve, hydraulic pump are installed on the main petroleum pipeline successively, also are connected with some branch's petroleum pipelines on the flowline of hydraulic pump; Every described branch petroleum pipeline is connected with a 3-position 4-way solenoid directional control valve, and the 3-position 4-way solenoid directional control valve is connected with 2 described hydraulic cylinders by flow speed control valve again; Hydraulic pump to 2 described hydraulic cylinder fuel feeding, drives 2 described hydraulic cylinder works by branch's petroleum pipeline; By 3-position 4-way solenoid directional control valve conversion oil circuit, and then change 2 described hydraulic cylinder piston direction of motion; The piston rod of 2 described hydraulic cylinders is connected with the flange of pipeline expansion joint respectively, when described hydraulic cylinder works, the piston rod of described hydraulic cylinder drives pipeline expansion joint and shrinks or stretch variation, for vertically arranged tested valve provides the installation or removal space, forms vertical installation and measuring district; Measure acquisition system and comprise electric observing and controlling cabinet, electric observing and controlling cabinet connects sensor, by being switched on or switched off of tested valve in the electric observing and controlling cabinet by-pass valve control test channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200717637U CN202008430U (en) | 2011-03-18 | 2011-03-18 | Multifunctional comprehensive testing device for hydraulic fire valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200717637U CN202008430U (en) | 2011-03-18 | 2011-03-18 | Multifunctional comprehensive testing device for hydraulic fire valve |
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| Publication Number | Publication Date |
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| CN202008430U true CN202008430U (en) | 2011-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200717637U Expired - Fee Related CN202008430U (en) | 2011-03-18 | 2011-03-18 | Multifunctional comprehensive testing device for hydraulic fire valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944381A (en) * | 2012-10-17 | 2013-02-27 | 中建三局第一建设工程有限责任公司 | Pressure test device for combined valve component |
| CN115791148A (en) * | 2022-12-09 | 2023-03-14 | 东北林业大学 | Test bed for hydraulic valve performance detection under high and low temperature conditions |
-
2011
- 2011-03-18 CN CN2011200717637U patent/CN202008430U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944381A (en) * | 2012-10-17 | 2013-02-27 | 中建三局第一建设工程有限责任公司 | Pressure test device for combined valve component |
| CN115791148A (en) * | 2022-12-09 | 2023-03-14 | 东北林业大学 | Test bed for hydraulic valve performance detection under high and low temperature conditions |
| CN115791148B (en) * | 2022-12-09 | 2023-11-03 | 东北林业大学 | Test bed for detecting performance of hydraulic valve under high-low temperature condition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111012 Termination date: 20130318 |