CN103196639A - Membrane leak detector - Google Patents

Membrane leak detector Download PDF

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Publication number
CN103196639A
CN103196639A CN2013101502477A CN201310150247A CN103196639A CN 103196639 A CN103196639 A CN 103196639A CN 2013101502477 A CN2013101502477 A CN 2013101502477A CN 201310150247 A CN201310150247 A CN 201310150247A CN 103196639 A CN103196639 A CN 103196639A
Authority
CN
China
Prior art keywords
base plate
loaded
cylinder
instrument box
fixed head
Prior art date
Application number
CN2013101502477A
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Chinese (zh)
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CN103196639B (en
Inventor
张小松
沈长明
曹拥军
Original Assignee
南通市华冠电器有限公司
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Publication date
Application filed by 南通市华冠电器有限公司 filed Critical 南通市华冠电器有限公司
Priority to CN201310150247.7A priority Critical patent/CN103196639B/en
Publication of CN103196639A publication Critical patent/CN103196639A/en
Application granted granted Critical
Publication of CN103196639B publication Critical patent/CN103196639B/en

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Abstract

The invention relates to the field of rubber membrane air tightness test, and in particular relates to leak detection of a rubber corrugated membrane used in a water level sensor. A membrane leak detector comprises a base frame, a cylinder, a meter box, a die assembling mechanism, an electromagnetic valve component and a control button component, wherein the base frame comprises a fixing plate, a supporting column, a base plate and supporting legs; the supporting legs support four corners of the base plate; the supporting column is arranged between the fixing plate and the base plate and is used for supporting the fixing plate; the cylinder and the meter box are arranged on the fixing plate side by side; the upper end of the die assembling mechanism is connected with the cylinder, and the lower end of the die assembling mechanism is connected to the base plate and is arranged on one side of the supporting column; the electromagnetic valve component is connected to the base plate and the fixing plate and is arranged on the other side of the supporting column; the control button component is arranged below the base frame; and an electric control device in the meter box controls the cylinder and the electromagnetic valve component. The membrane leak detector has the advantages of simple and compact design, capability of setting test time, prevention of observation by eyes, high membrane test speed and high precision; the labor can be saved; and the working efficiency is improved.

Description

The diaphragm leak detector

Technical field

The present invention relates to rubber diaphragm air tightness test field, specially refer to the rubber convoluted diaphragm that uses in the level sensor and leak hunting.

Background field

The air tightness test of rubber diaphragm all is to finish manually in the market, such action need cost staff's great effort, and test diaphragm the time time wayward, cause the time to pass easily, cause test result not accurate enough, the leakage of diaphragm simultaneously also needs eye-observation, is difficult for judging the quality of diaphragm.

Summary of the invention

In order to address the above problem, the present invention proposes a kind of diaphragm leak detector, can control the time of test, be provided with diaphragm gas leakage autoalarm simultaneously, can also once test a plurality of diaphragms.

In order to reach the purpose of foregoing invention, the present invention proposes following scheme:

The diaphragm leak detector, it comprises abase frame, cylinder, clamping, instrument box, electromagnetic valve component and control knob assembly, comprises fixed head, pillar, base plate and feet on the described abase frame, and feet supports four angles of base plate, pillar between fixed head and base plate, the support fixation plate; Described cylinder and instrument box are loaded on the fixed head side by side; the clamping upper end connects cylinder; the lower end is connected on the base plate; be loaded on pillar one side; electromagnetic valve component is connected on the base plate; be loaded on the other side of pillar, control knob is assembled in below the abase frame, controller for electric consumption control cylinder and electromagnetic valve component in the described instrument box.

Described clamping comprises cylinder, upper die and lower die, axle sleeve and guide shaft, and the patrix upper end connects cylinder, is positioned at below the fixed head; the corresponding patrix of counterdie is contained in a side above the base plate; axle sleeve is positioned at the both sides of cylinder, and guide shaft one end is connected in patrix, and the other end runs through the axle sleeve on the fixed head.

Described instrument box comprises 24V power supply, 5V power supply, control panel, pressure unit, controller, power switch, power light, time set toggle switch, hummer and leakage alarm pilot lamp, and 24V power supply, 5V power supply, control panel are contained in the instrument box; Pressure unit is positioned at instrument box, is contained in the tracheae loop, and controller is loaded on the panel upper left side, and pressure unit and controller decomposition pressure are measured assembly; Hummer and leakage alarm pilot lamp are loaded on the upper right side successively; Power light and time set toggle switch are loaded in the middle of the panel right side successively, and power switch is loaded on the panel lower right side.

Described electromagnetic valve component comprises air inlet solenoid valve, exhaust solenoid valve, eight solenoid valves that leak hunting, air inlet solenoid valve, exhaust solenoid valve are loaded on two angles of a side above the base plate respectively, eight solenoid valves that leak hunting are divided into two groups, and the 1-4# solenoid valve that leaks hunting is loaded on above the base plate side of pillar; The 5-8# solenoid valve that leaks hunting is loaded on above the fixed head, is positioned at instrument box.

Described control knob assembly has three buttons and control panel, and start button one, scram button and start button two are loaded on the control panel of base plate lower end successively; Have only when start button one and start button two are pressed simultaneously, clamping could matched moulds, has guaranteed handling safety, when meeting unexpected the generation, clicks scram button, and clamping is thrown off.

Advantage of the present invention is the simplicity of design compactness, can arrange the time, and control the test duration effectively, the air tightness test of diaphragm is tested with instrument fully, detect the bad diaphragm of impermeability effectively, do not need human eye ceaselessly to observe, alleviated staff's workload, and this testing tool once can test eight diaphragms, enhances productivity.

Description of drawings

Fig. 1 is synoptic diagram of the present invention.

Embodiment

For the present invention is further understood, below in conjunction with the accompanying drawing introduction:

With reference to accompanying drawing; a kind of diaphragm leak detector; it comprises abase frame; cylinder 1; clamping; instrument box 6; electromagnetic valve component 17 and control knob assembly; comprise fixed head 2 on the described abase frame; pillar 3; base plate 4 and feet 5; feet 5 supports 4 four angles of base plate; pillar 3 is between fixed head 2 and base plate 4; support fixation plate 2; described cylinder 1 and instrument box 6 are loaded on the fixed head 2 side by side; the clamping upper end connects cylinder 1; the lower end is connected on the base plate 4; be loaded on pillar 3 one sides, electromagnetic valve component 17 is connected on the base plate 4, is loaded on pillar 3 other sides; control knob is assembled in below the abase frame, controller for electric consumption control cylinder 1 and electromagnetic valve component 17 in the described instrument box 6.

Described clamping comprises patrix 13, counterdie 14, axle sleeve 15 and guide shaft 16; patrix 13 upper ends connect cylinder 1; be positioned at below the fixed head 2; counterdie 14 corresponding patrixes 13 are contained in a side above the base plate 4; axle sleeve 15 is positioned at the both sides of cylinder 1; guide shaft 16 1 ends are connected in patrix 13, and the other end runs through the axle sleeve 15 on the fixed head 2.

Described instrument box 6 comprises 24V power supply, 5V power supply, control panel, pressure unit, controller 7, power switch 8, power light 9, time set dial-up 10, hummer 11 and leakage alarm pilot lamp 12, and 24V power supply, 5V power supply, control panel are contained in the instrument box 6; Pressure unit is positioned at instrument box 6, is contained in the tracheae loop, and controller 7 is loaded on the panel upper left side, and pressure unit and controller 7 decomposition pressures are measured assembly; Hummer 11 and leakage alarm pilot lamp 12 are loaded on the upper right side successively; Power light 9 and time set toggle switch 10 are loaded in the middle of the panel right side successively, and power switch 8 is loaded on the panel lower right side.

Described electromagnetic valve component 17 comprises air inlet solenoid valve, exhaust solenoid valve, eight solenoid valves that leak hunting, air inlet solenoid valve, exhaust solenoid valve are loaded on two angles of a side above the base plate respectively, eight solenoid valves that leak hunting are divided into two groups, and the 1-4# solenoid valve that leaks hunting is loaded on above the base plate side of pillar; The 5-8# solenoid valve that leaks hunting is loaded on above the fixed head, is positioned at instrument box.

Described control knob assembly has three buttons and control panel 18, and start button 1, scram button 20 and start button 2 21 are loaded on the control panel 18 of base plate 4 lower ends successively; Have only when start button 1 and start button 2 21 are pressed simultaneously, clamping could matched moulds, has guaranteed handling safety.When meeting unexpected the generation, click scram button 20, clamping is thrown off.

During the test diaphragm; turn on the power switch 8; diaphragm to be measured is put in the clamping; configure the test duration with toggle switch 10; then the programmed control cylinder 1 by instrument box 6 the insides designs promote patrix 13 and counterdie 14 diaphragm seal in clamping; electromagnetic valve component 17 then carries out air inlet, pressurize, exhaust according to default program to diaphragm; diaphragm is tested; test is when having the diaphragm impermeability defective; hummer 11 can be reported to the police, and it is defective which diaphragm impermeability while leakage alarm pilot lamp 12 can demonstrate.

Claims (5)

1. diaphragm leak detector, it is characterized in that it comprises abase frame, cylinder, clamping, instrument box, electromagnetic valve component and control knob assembly, comprise fixed head, pillar, base plate and feet on the described abase frame, feet supports four angles of base plate, pillar between fixed head and base plate, the support fixation plate; Described cylinder and instrument box are loaded on the fixed head side by side; the clamping upper end connects cylinder; the lower end is connected on the base plate; be loaded on pillar one side; electromagnetic valve component is connected on the base plate; be loaded on the other side of pillar, control knob is assembled in below the abase frame, controller for electric consumption control cylinder and electromagnetic valve component in the described instrument box.
2. diaphragm leak detector according to claim 1; it is characterized in that described clamping comprises cylinder, upper die and lower die, axle sleeve and guide shaft; the patrix upper end connects cylinder; be positioned at below the fixed head; the corresponding patrix of counterdie is contained in a side above the base plate; axle sleeve is positioned at the both sides of cylinder, and guide shaft one end is connected in patrix, and the other end runs through the axle sleeve on the fixed head.
3. diaphragm leak detector according to claim 1, it is characterized in that described instrument box comprises 24V power supply, 5V power supply, control panel, pressure unit, controller, power switch, power light, time set toggle switch, hummer and leakage alarm pilot lamp, 24V power supply, 5V power supply, control panel are contained in the instrument box; Pressure unit is positioned at instrument box, is contained in the tracheae loop, and controller is loaded on the panel upper left side, and pressure unit and controller decomposition pressure are measured assembly; Hummer and leakage alarm pilot lamp are loaded on the upper right side successively; Power light and time set toggle switch are loaded in the middle of the panel right side successively, and power switch is loaded on the panel lower right side.
4. diaphragm leak detector according to claim 1, it is characterized in that described electromagnetic valve component comprises air inlet solenoid valve, exhaust solenoid valve, eight solenoid valves that leak hunting, air inlet solenoid valve, exhaust solenoid valve are loaded on two angles of a side above the base plate respectively, eight solenoid valves that leak hunting are divided into two groups, the 1-4# solenoid valve that leaks hunting is loaded on above the base plate side of pillar; The 5-8# solenoid valve that leaks hunting is loaded on above the fixed head, is positioned at instrument box.
5. diaphragm leak detector according to claim 1 is characterized in that described control knob assembly has three buttons and control panel, and start button one, scram button and start button two are loaded on the control panel of base plate lower end successively.
CN201310150247.7A 2013-04-26 2013-04-26 Membrane leak detector CN103196639B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310150247.7A CN103196639B (en) 2013-04-26 2013-04-26 Membrane leak detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310150247.7A CN103196639B (en) 2013-04-26 2013-04-26 Membrane leak detector

Publications (2)

Publication Number Publication Date
CN103196639A true CN103196639A (en) 2013-07-10
CN103196639B CN103196639B (en) 2015-11-25

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Application Number Title Priority Date Filing Date
CN201310150247.7A CN103196639B (en) 2013-04-26 2013-04-26 Membrane leak detector

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109297649A (en) * 2018-11-28 2019-02-01 首都航天机械有限公司 The device of the quick helium mass spectrum leak detection of circular joint in a kind of diaphragm

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105758594B (en) * 2016-04-19 2018-01-19 常熟理工学院 A kind of combined plastic film leak-checking apparatus

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2274919A (en) * 1993-02-04 1994-08-10 David Attree Indicating leaks from pressure cylinders.
CN201051039Y (en) * 2006-12-30 2008-04-23 上海比亚迪有限公司 Container leakage detection system
CN101419147A (en) * 2008-11-30 2009-04-29 青岛大学 Rubber diaphragm antifatigue test device
CN101995319A (en) * 2010-10-22 2011-03-30 粱刚 Airtightness testing machine
CN201788124U (en) * 2010-05-13 2011-04-06 京伦精机(上海)有限公司 Pressure tester of hose
CN102004018A (en) * 2010-10-20 2011-04-06 合肥通用机械研究院 Helium pressurization and recovery system for valve low-temperature test
CN102749179A (en) * 2012-06-19 2012-10-24 赛龙通信技术(深圳)有限公司 Clamp, system and method for testing air tightness
CN203275029U (en) * 2013-04-26 2013-11-06 南通市华冠电器有限公司 Diaphragm leak-hunting instrument

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2274919A (en) * 1993-02-04 1994-08-10 David Attree Indicating leaks from pressure cylinders.
CN201051039Y (en) * 2006-12-30 2008-04-23 上海比亚迪有限公司 Container leakage detection system
CN101419147A (en) * 2008-11-30 2009-04-29 青岛大学 Rubber diaphragm antifatigue test device
CN201788124U (en) * 2010-05-13 2011-04-06 京伦精机(上海)有限公司 Pressure tester of hose
CN102004018A (en) * 2010-10-20 2011-04-06 合肥通用机械研究院 Helium pressurization and recovery system for valve low-temperature test
CN101995319A (en) * 2010-10-22 2011-03-30 粱刚 Airtightness testing machine
CN102749179A (en) * 2012-06-19 2012-10-24 赛龙通信技术(深圳)有限公司 Clamp, system and method for testing air tightness
CN203275029U (en) * 2013-04-26 2013-11-06 南通市华冠电器有限公司 Diaphragm leak-hunting instrument

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109297649A (en) * 2018-11-28 2019-02-01 首都航天机械有限公司 The device of the quick helium mass spectrum leak detection of circular joint in a kind of diaphragm
CN109297649B (en) * 2018-11-28 2020-10-23 首都航天机械有限公司 Device for quickly detecting leakage of inner circular welding seam of diaphragm by helium mass spectrometer

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Publication number Publication date
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