CN106840531A - A kind of fire-fighting plough groove type pipe joint hermetic seal automatic test equipment - Google Patents

A kind of fire-fighting plough groove type pipe joint hermetic seal automatic test equipment Download PDF

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Publication number
CN106840531A
CN106840531A CN201710092147.1A CN201710092147A CN106840531A CN 106840531 A CN106840531 A CN 106840531A CN 201710092147 A CN201710092147 A CN 201710092147A CN 106840531 A CN106840531 A CN 106840531A
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China
Prior art keywords
plate
test specimen
pipe joint
groove type
type pipe
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CN201710092147.1A
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Chinese (zh)
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CN106840531B (en
Inventor
任宇同
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Beijing Jian'an Huafeng Construction Group Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/06Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
    • G01M3/08Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
    • G01M3/086Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds for valves

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

The present invention relates to a kind of fire-fighting plough groove type pipe joint hermetic seal automatic test equipment, it includes pond, test specimen is clamped, is sealed and will be clamped, the test specimen of sealing is all submerged in the controlling organization in pond, the pneumatic control system that is pressurized to the test specimen being submerged in pond and for monitoring whether test specimen in clear water has the monitoring camera of bubble seepage, also include for realizing the control to controlling organization, pneumatic control system and camera, and the controller of test result can be drawn according to the influence of camera collection or image information.The present invention automatically controls the IMAQ of the pinch seal, immersion, pressurization and the bubble Seepage that complete test specimen and draws test result, and this greatly reduces the labour intensity of experimenter, eliminates artificial disturbance factor, is improved detection quality and efficiency.

Description

A kind of fire-fighting plough groove type pipe joint hermetic seal automatic test equipment
Technical field
The present invention relates to Product checking technical field, more particularly to a kind of fire-fighting plough groove type pipe joint hermetic seal is tried automatically Experiment device.
Background technology
At present, it is according to certain specification by experimenter when airtight testing sealing is carried out with plough groove type pipe joint to fire-fighting It is accomplished manually, this exists cumbersome, and labour intensity is big, and artificial disturbance factor is more, detects quality and the low defect of efficiency.
For this reason, it is necessary to a kind of fire-fighting plough groove type pipe joint hermetic seal automatic test equipment is developed, to realize detection Automation, reduces the labour intensity of experimenter, eliminates artificial disturbance factor, is improved detection quality and efficiency.
The content of the invention
The present invention is intended to provide a kind of fire-fighting plough groove type pipe joint hermetic seal automatic test equipment, with realize detection from Dynamicization, is improved detection quality and efficiency.
The present invention is achieved through the following technical solutions:
A kind of fire-fighting plough groove type pipe joint hermetic seal automatic test equipment, it is characterized in that, includes:
Pond;
Controlling organization:Test specimen is clamped, is sealed, and will clamp, sealing test specimen be all submerged in pond;
Pneumatic control system:Test specimen to being submerged in pond is pressurized;
Monitoring camera:Whether the test specimen that monitoring camera is used to monitor in clear water has showing for bubble seepage under certain air pressure As;
Controller:Controller is used for control of the realization to controlling organization, pneumatic control system and camera, and can be according to camera The image or image information of collection draw test result.
Preferably, above-mentioned controlling organization includes the column tube for being fixed on ground, it is inserted with column tube and is vertically moved Axle, the top of perpendicular displacement axes is fixed with and vertically moves plate;The vertical telescopic fixed also by motor fixing frame on column tube Spindle motor, the motor vertical axle top of vertical telescopic spindle motor passes through bracket plate and vertically moves plate fixation to realize being stretched by vertical The driving of contracting spindle motor vertically moves plate and moves up and down(Drive test specimen into and out of pond);Also include with to vertically move plate parallel To be matched for clamping tightly the vertical-horizontal movable plate of test specimen, axle sleeve is fixed with vertical-horizontal movable plate and is consolidated with vertical by the axle sleeve Be slidably connected due to the axle vertically moved on plate, vertical-horizontal movable plate also be perpendicularly fixed at the level vertically moved on plate and stretch The horizontal motor axle of contracting spindle motor connects to realize driving vertical-horizontal movement board clamping by horizontal extension spindle motor or unclamp examination Part.
Vertically move the sealing gasket being correspondingly arranged on the inside of plate and vertical-horizontal movable plate for pinch seal test specimen.
The bottom for vertically moving plate has been bolted arc pallet.
Preferably, above-mentioned pneumatic control system includes air pump, pressure sensor I and magnetic valve are housed on air pump, Connect flexible pipe on magnetic valve, the other end of flexible pipe is fixed on and vertically moves on plate and flexible pipe outlet is through vertically moving plate and sealing Pad enters the inner chamber of plough groove type pipe joint test specimen;Rigid tracheae is fixed with plate is vertically moved, one end of rigid tracheae is in ditch The inner chamber of slot type pipe joint test specimen, other end dress pressure sensor II.
Preferably, above-mentioned monitoring camera is arranged on vertically moving on plate and vertical-horizontal movable plate.
Preferably, above-mentioned controller is display PLC, display PLC is connected with air pump, pressure sensing The first-class control line of device I, pressure sensor II, magnetic valve, horizontal extension spindle motor, vertical telescopic spindle motor, monitoring camera.
The beneficial effects of the present invention are:The present invention by show PLC automatically control complete test specimen clamping it is close The IMAQ of envelope, immersion, pressurization and bubble Seepage simultaneously draws test result, and this greatly reduces the work of experimenter Intensity, eliminates artificial disturbance factor, is improved detection quality and efficiency.
Brief description of the drawings
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is main sectional view of the invention;
Fig. 2 is top view of the invention;
Fig. 3 is the A-A cross sectional side views of Fig. 1;
Fig. 4 is that Fig. 3 work finishes state diagram;
In figure:1 ground, 2 air pumps, 3 pressure sensors I, 4 magnetic valves, 5 display PLCs, 6 pressure sensors II, 7 is vertical Flexible spindle motor, 8 horizontal motor axles, 9 horizontal extension spindle motors, 11 bracket plates, 13 vertically move plate, 15 axles, 16 axle sleeves, and 17 hang down It is straight to move horizontally plate, 20 clear water, 21 ponds, 22 sealing gaskets, 23 test specimens, 24 arc pallets, 26 rigid tracheaes, 27 flexible pipes, 31 stand Column jecket, 32 motor fixing frames, 34 perpendicular displacement axes, 35 motor vertical axles, 36 flexible pipe outlets, 37 monitoring cameras.
Specific embodiment
With reference to specific embodiment, the present invention will be further described.
Embodiment 1
As Figure 1-4, the embodiment includes and test specimen is clamped, is sealed, and will clamp, sealing test specimen all flood Controlling organization in pond, the controlling organization includes the column tube 31 for being fixed on ground 1, is inserted with column tube and vertically moved Axle 34, the top of perpendicular displacement axes is fixed with and vertically moves plate 13;Also by hanging down that motor fixing frame 32 is fixed on column tube Directly flexible spindle motor 7, the top of motor vertical axle 35 of vertical telescopic spindle motor by bracket plate 11 with vertically move plate fixation with Realize that vertically moving plate by the driving of vertical telescopic spindle motor moves up and down(Drive test specimen into and out of pond 21);Also include with The parallel vertical-horizontal movable plate 17 to be matched for clamping tightly test specimen 23 of plate is vertically moved, axle sleeve 16 is fixed with vertical-horizontal movable plate And be slidably connected with the axle 15 vertically moved on plate is perpendicularly fixed at by the axle sleeve, vertical-horizontal movable plate is also fixed with vertical Connect to realize being hung down by the driving of horizontal extension spindle motor in the horizontal motor axle 8 for vertically moving the horizontal extension spindle motor 9 on plate It is straight to move horizontally board clamping or unclamp test specimen.
Vertically move the sealing gasket 22 being correspondingly arranged on the inside of plate and vertical-horizontal movable plate for pinch seal test specimen.
The bottom for vertically moving plate has been bolted arc pallet 24.
The embodiment also includes the pneumatic control system being pressurized to the test specimen being submerged in pond, air pressure control System includes air pump 2, on air pump be equipped with pressure sensor I 3 and magnetic valve 4, on magnetic valve connect flexible pipe 27, flexible pipe it is another End is fixed on and vertically moves on plate and flexible pipe outlet 36 passes through and vertically moves plate and sealing gasket and enter plough groove type pipe joint test specimen Inner chamber;Be fixed with rigid tracheae 26 on plate is vertically moved, one end of rigid tracheae in the inner chamber of plough groove type pipe joint test specimen, separately One end fills pressure sensor II 6.
The embodiment is also included installed in the monitoring camera vertically moved on plate and vertical-horizontal movable plate, the monitoring Whether the test specimen that camera is used to monitoring in clear water has the phenomenon of bubble seepage under certain air pressure.
The embodiment also includes connection air pump, pressure sensor I, pressure sensor II, magnetic valve, horizontal extension axle electricity The display PLC of the first-class control line of machine, vertical telescopic spindle motor, monitoring camera, the display PLC was according to testing Range request controls the pneumatic control system, controlling organization and camera to work, and the display PLC can be gathered according to camera Image or image information draw test result(The blowing pressure is 0.3MPa, keeps 5min, and surface of test piece answers bubble-free seepage); The method for drawing test result can be drawn, or by showing after the image or image gathered by manual observation camera PLC automatic decision show that automatic decision is, using the image recognition technology of underwater bubble, to be deposited according to the bubble for recognizing In the automatically derived test result of situation.
The use of the embodiment:Plough groove type pipe joint test specimen 23 is placed on and vertically moves plate and vertical-horizontal movable plate Between two sealing gaskets 22, the detection start key in display PLC 5 is pressed, two monitoring cameras 37 work, horizontal extension The work of spindle motor 9 makes vertical-horizontal movable plate 17, and to medial movement, axle sleeve 16 is moved along axle simultaneously, and vertical-horizontal movable plate 17 is pushed away Squeeze plough groove type pipe joint test specimen 23 and be clamped in test specimen 23 and vertically move between plate and vertical-horizontal movable plate, vertically move plate and Sealing gasket 22 on vertical-horizontal movable plate is by the cavities seals of test specimen 23.The work of vertical telescopic spindle motor 7 makes motor vertical axle 35 move down and pull and vertically move plate 13 and perpendicular displacement axes 34 are moved down, and perpendicular displacement axes 34 are in column tube 31 to moving down It is dynamic, all parts vertically moved on plate 13 are fixed on while moving down, when plough groove type pipe joint test specimen 23 is all submerged in clearly Vertical telescopic spindle motor 7 is stopped after in water 20.Air pump 2 is worked, and magnetic valve 4 is turned on, and gas is entered by magnetic valve 4 through flexible pipe 27 Enter in the cavity of plough groove type pipe joint test specimen 23, when pressure sensor II 6 is perceived air pressure reaches 0.1MPa in cavity after magnetic valve 4 A period of time is closed, then magnetic valve 4 is turned on again, is progressively increased to when pressure sensor II 6 perceives air pressure in cavity During 0.3MPa, magnetic valve 4 is closed, and whether the plough groove type pipe joint test specimen 23 in two monitoring clear water 20 of monitoring camera 37 has gas Bubble seepage, the reverse operation motor shaft 35 of vertical telescopic spindle motor 7 rises after 5min, and when arc pallet, 24 are raised to the liquid level of clear water 20 On when vertical telescopic spindle motor 7 be stopped, distance increases between the reverse operation of horizontal extension spindle motor 9 makes two sealing gaskets 22 Greatly, plough groove type pipe joint test specimen 23 is fallen on arc pallet 24 under gravity, and two monitoring cameras 37 are to plough groove type pipe Whether joint test piece 23 has the image of bubble Seepage to be delivered to display PLC 5, and display PLC 5 is given automatically Test result.The device alleviates labour intensity, eliminates artificial disturbance factor, improves detection quality and efficiency, realizes Detection automation.

Claims (7)

1. a kind of fire-fighting plough groove type pipe joint hermetic seal automatic test equipment, it is characterised in that include:
Pond(21);
Controlling organization:Test specimen is clamped, is sealed, and will clamp, sealing test specimen be all submerged in pond;
Pneumatic control system:Test specimen to being submerged in pond is pressurized;
Monitoring camera(37):Whether test specimen has bubble seepage during the monitoring camera is used to monitor clear water;
Controller:The controller is used to realizing control to controlling organization, pneumatic control system and camera, and can be according to taking the photograph The influence or image information gathered as head draw test result.
2. fire-fighting plough groove type pipe joint hermetic seal automatic test equipment according to claim 1, it is characterised in that:The control Mechanism processed includes the column tube for being fixed on ground(31),
Perpendicular displacement axes are inserted with the column tube(34), the top of the perpendicular displacement axes is fixed with and vertically moves plate(13); Also by motor fixing frame on the column tube(32)Fixed vertical telescopic spindle motor(7), the vertical telescopic spindle motor Motor vertical axle(35)Top passes through bracket plate(11)With plate fixation is vertically moved to realize being driven by vertical telescopic spindle motor Plate is vertically moved to move up and down;Also include parallel with plate is vertically moved to be matched for clamping tightly test specimen(23)Vertical-horizontal movement Plate(17), axle sleeve is fixed with vertical-horizontal movable plate(16)And by the axle sleeve be perpendicularly fixed at the axle vertically moved on plate (15)Be slidably connected, vertical-horizontal movable plate also be perpendicularly fixed at the horizontal extension spindle motor vertically moved on plate(9)Water Ordinary telegram arbor(8)Connect to realize driving vertical-horizontal movement board clamping by horizontal extension spindle motor or unclamp test specimen.
3. fire-fighting plough groove type pipe joint hermetic seal automatic test equipment according to claim 2, it is characterised in that:It is described to hang down The sealing gasket for pinch seal test specimen is correspondingly arranged on the inside of straight movable plate and vertical-horizontal movable plate(22).
4. fire-fighting plough groove type pipe joint hermetic seal automatic test equipment according to claim 2, it is characterised in that:It is described to hang down The bottom of straight movable plate has been bolted arc pallet(24).
5. fire-fighting plough groove type pipe joint hermetic seal automatic test equipment according to claim 1, it is characterised in that:The gas Pressure control system includes air pump(2), pressure sensor I is housed on the air pump(3)And magnetic valve(4), connected on magnetic valve Flexible pipe(27), the other end of flexible pipe is fixed on and vertically moves on plate and flexible pipe outlet(36)Through vertically moving plate and sealing gasket (22)Into the inner chamber of plough groove type pipe joint test specimen;Described vertically moving be fixed with plate rigid tracheae(26), rigid tracheae One end is in the inner chamber of plough groove type pipe joint test specimen, other end dress pressure sensor II(6).
6. fire-fighting plough groove type pipe joint hermetic seal automatic test equipment according to claim 1, it is characterised in that:The prison Control camera is arranged on and vertically moves on plate and vertical-horizontal movable plate.
7. fire-fighting plough groove type pipe joint hermetic seal automatic test equipment according to claim 1, it is characterised in that:The control Device processed is display PLC, and the display PLC is connected with air pump, pressure sensor I, pressure sensor II, electromagnetism Valve, horizontal extension spindle motor, vertical telescopic spindle motor, the control line of monitoring camera.
CN201710092147.1A 2017-02-21 2017-02-21 Automatic air-tight seal test device for groove type pipe joint for fire control Active CN106840531B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710092147.1A CN106840531B (en) 2017-02-21 2017-02-21 Automatic air-tight seal test device for groove type pipe joint for fire control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710092147.1A CN106840531B (en) 2017-02-21 2017-02-21 Automatic air-tight seal test device for groove type pipe joint for fire control

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CN106840531B CN106840531B (en) 2023-12-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112107049A (en) * 2020-08-02 2020-12-22 应急管理部上海消防研究所 Multifunctional fire-fighting epidemic-prevention rainproof on-duty protective clothing and performance test method
CN112326136A (en) * 2020-10-29 2021-02-05 清华大学 High-pressure gas seal detects uses test system based on nitrogen gas replacement

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000241288A (en) * 1999-02-25 2000-09-08 Sumitomo Wiring Syst Ltd Seal inspection equipment
WO2004005628A2 (en) * 2002-06-24 2004-01-15 Arichell Technologies, Inc. Automated water delivery systems with feedback control
CN201444106U (en) * 2009-07-28 2010-04-28 鞍钢集团自动化公司 Gas tightness detection device of balanced valve
CN203053656U (en) * 2013-01-21 2013-07-10 蔡金泉 Water nozzle hydraulic-pressure and air-pressure sealing detector
CN205157136U (en) * 2015-12-10 2016-04-13 浙江万盾制冷配件有限公司 Pipe joint air tightness detection device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000241288A (en) * 1999-02-25 2000-09-08 Sumitomo Wiring Syst Ltd Seal inspection equipment
WO2004005628A2 (en) * 2002-06-24 2004-01-15 Arichell Technologies, Inc. Automated water delivery systems with feedback control
CN201444106U (en) * 2009-07-28 2010-04-28 鞍钢集团自动化公司 Gas tightness detection device of balanced valve
CN203053656U (en) * 2013-01-21 2013-07-10 蔡金泉 Water nozzle hydraulic-pressure and air-pressure sealing detector
CN205157136U (en) * 2015-12-10 2016-04-13 浙江万盾制冷配件有限公司 Pipe joint air tightness detection device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
任永良;贾光政;李攀锋;边城;: "油套管水压检测试验台设计", 液压与气动, no. 06 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112107049A (en) * 2020-08-02 2020-12-22 应急管理部上海消防研究所 Multifunctional fire-fighting epidemic-prevention rainproof on-duty protective clothing and performance test method
CN112326136A (en) * 2020-10-29 2021-02-05 清华大学 High-pressure gas seal detects uses test system based on nitrogen gas replacement

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Effective date of registration: 20231129

Address after: No.18-A1408 Jianshe Road, Kaixuan Street, Liangxiang, Fangshan District, Beijing, 102488

Applicant after: Beijing Jian'an Huafeng Construction Group Co.,Ltd.

Address before: No. 202, Unit 1, Building 26, No. 7366 Second Ring East Road, Lixia District, Jinan City, Shandong Province, 250000

Applicant before: Ren Yutong

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