CN209495820U - A kind of air tightness detection machine - Google Patents

A kind of air tightness detection machine Download PDF

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Publication number
CN209495820U
CN209495820U CN201920583944.4U CN201920583944U CN209495820U CN 209495820 U CN209495820 U CN 209495820U CN 201920583944 U CN201920583944 U CN 201920583944U CN 209495820 U CN209495820 U CN 209495820U
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CN
China
Prior art keywords
rack
air tightness
filter core
sealing frock
lower die
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CN201920583944.4U
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Chinese (zh)
Inventor
邱广兵
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Hong Kong Motel Industries Co Ltd
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Hong Kong Motel Industries Co Ltd
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Priority to CN201920583944.4U priority Critical patent/CN209495820U/en
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Abstract

The utility model discloses a kind of air tightness detection machines, including rack, the lower end of the right opposite of rack is provided with chamber door, pneumatic three are provided on the inside of chamber door, the middle-end of rack is equipped with safe grating, and the upper end of rack is equipped with man-machine interface, the upper end of rack is additionally provided with support plate, support plate is mounted on the rack by support component arranged in parallel, and the upper surface of support plate is uniformly equipped with high-precision air tightness detector and pressing cylinder, and the piston rod for pressing cylinder is connected with sealing frock upper mold.The utility model air tightness detection machine, by designing sealing frock, high pressure gas is filled by tested cartridge seal and in inside, outside, which is filled low-pressure gas or vacuumized, makes tested filter core is inside and outside to form pressure difference, in such a way that import high-precision air tightness detector test is detected the variation of filter core external testing cavity pressure, realize the air-leakage test to tested filter core, precision is high, high-efficient, reduce labour, pollution-free without missing inspection, benefit is greatly improved.

Description

A kind of air tightness detection machine
Technical field
The utility model relates to water purification industry technology field, specially a kind of air tightness detection machine.
Background technique
Existing water purification industry will fill the air-leakage test technology of filter core product mostly using the method for water inspection inside filter core Then filter core is submerged in water and is stood by high pressure gas, see if there is bubble and emerge, with this come judge filter core whether gas leakage, the party There are numerous disadvantages for method: low efficiency, the amount of labour is big, needs a people to detect a people and dries, and exists by artificial range estimation judgement because of personnel Fatigue and the phenomenon that missing inspection, filter core appearance contact water need to increase wiping process, and wiper can breed germ contamination filter core, and water can also be grown Endophytic bacteria pollutes filter core etc..
Utility model content
The purpose of this utility model is to provide a kind of air tightness detection machines, by designing sealing frock, by tested filter core It seals and fills high pressure gas in inside, outside, which is filled low-pressure gas or vacuumized, makes tested filter core is inside and outside to form pressure difference, using import High-precision air tightness detector test is detected the mode of filter core external testing cavity pressure variation, realizes the air-tightness to tested filter core Detection, precision is high, high-efficient, reduces labour, no missing inspection, pollution-free, benefit is greatly improved, and can solve in the prior art Problem.
To achieve the above object, the utility model provides the following technical solutions: a kind of air tightness detection machine, including rack, The lower end of the right opposite of the rack is provided with chamber door, pneumatic three is provided on the inside of the chamber door, the face of the rack The middle-end in face is equipped with the safe grating of parallel and symmetrical arrangement, and the lateral surface of the upper end of the rack is equipped with man-machine interface, The upper end of the rack is additionally provided with support plate, and the support plate is mounted on the rack by support component arranged in parallel, institute The upper surface for stating support plate is uniformly equipped with high-precision air tightness detector and pressing cylinder, the high-precision air tightness detector Positioned at the front of pressing cylinder, the piston rod of the pressing cylinder is connected with sealing frock upper mold, the sealing frock upper mold Underface be provided with sealing frock lower die, the sealing frock lower die is uniformly mounted on the middle-end of rack, the sealing frock Tested filter core is installed, the tested filter core is sealed by sealing frock upper mold and sealing frock lower die, the sealing in lower die It is additionally provided with sensor in tooling lower die, test chamber vacuum low-pressure pipe, the detection are additionally provided in the sealing frock lower die Chamber vacuum low-pressure pipe is connect with high-precision air tightness detector.
Preferably, the upper end of the rack is provided with protective glass window.
Preferably, the sealing frock upper mold and sealing frock lower die can be replaced according to the difference of tested filter core.
Preferably, the bottom of the sealing frock upper mold studs with sealing ring.
Preferably, be provided in the sealing frock lower die gases at high pressure air inlet, low-pressure gas vacuum venting mouth and with The seal of tested filter core cooperation.
Compared with prior art, the beneficial effects of the utility model are as follows:
The inversion of tested filter core is screwed into sealing frock lower die, sensor by the utility model air tightness detection machine, operator Detect that product has been screwed into, pressing cylinder, which pushes, drives the decline of sealing frock upper mold, makes under sealing frock upper mold and sealing frock Mould seals tested filter core, and sealing frock is closed at this time, and the inside of tested filter core is filled with high pressure air, is detected the outside of filter core I.e. sealing frock is intracavitary vacuumizes or fills low-pressure compressed air, and the inside of tested filter core and external testing chamber is made to form pressure difference, Pressure difference promotes gas flowing when gas leakage, will test intracavitary pressure change by test chamber vacuum low-pressure pipe and passes to high-precision Air-leakage detector, high-precision air tightness detector work and provide qualified and unqualified information, and pressing cylinder rises, artificial to twist Tested filter core down completes a detection cycle, and more set detecting instruments and sealing frock are arranged side by side, and respective independent operated in turn improves Efficiency fills high pressure gas by tested cartridge seal and in inside, outside is filled low-pressure gas or vacuumized by designing sealing frock Make tested filter core is inside and outside to form pressure difference, filter core external testing cavity pressure is detected using import high-precision air tightness detector test and is become The mode of change realizes the air-leakage test to tested filter core, and precision is high, high-efficient, reduces labour, and no missing inspection is pollution-free, effect Benefit is greatly improved.
Detailed description of the invention
Fig. 1 is the schematic diagram of the air tightness detection machine of the utility model;
Fig. 2 is the front view of the air tightness detection machine of the utility model;
Fig. 3 is the side view of the air tightness detection machine of the utility model;
Fig. 4 is the top view of the air tightness detection machine of the utility model;
Fig. 5 is the sealing frock schematic diagram of the air tightness detection machine of the utility model.
In figure: 1, rack;2, chamber door;3, pneumatic three;4, safe grating;5, man-machine interface;6, support plate;7, support group Part;8, high-precision air tightness detector;9, cylinder is pressed;10, sealing frock upper mold;11, sealing frock lower die;12, it is detected filter Core;13, sensor;14, test chamber vacuum low-pressure pipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5, a kind of air tightness detection machine, including rack 1 are please referred to, the upper end of rack 1 is provided with protective glass window, machine The lower end of the right opposite of frame 1 is provided with chamber door 2, and the inside of chamber door 2 is provided with pneumatic 33, the middle-end peace of the right opposite of rack 1 Safe grating 4 equipped with parallel and symmetrical arrangement, the lateral surface of the upper end of rack 1 are equipped with man-machine interface 5, the upper end of rack 1 It is additionally provided with support plate 6, support plate 6 is mounted in rack 1 by support component 7 arranged in parallel, and the upper surface of support plate 6 is equal It is even be equipped with high-precision air tightness detector 8 and pressing cylinder 9, high-precision air tightness detector 8 be located at pressing cylinder 9 just before The piston rod of side, pressing cylinder 9 is connected with sealing frock upper mold 10, and the bottom of sealing frock upper mold 10 studs with sealing ring, so that When pressing the pressure of cylinder 9, sealing frock upper mold 10 can form seal cavity with sealing frock lower die 11, sealing frock upper mold 10 Underface is provided with sealing frock lower die 11, and gases at high pressure air inlet, low-pressure gas vacuum are provided in sealing frock lower die 11 Blow vent and seal with the cooperation of tested filter core 12, when tested filter core 12 is screwed into sealing frock lower die 11 after, tested filter core 12 interior outer chamber separation, gases at high pressure air inlet are only communicated with the internal cavity of tested filter core 12, low-pressure gas/vacuum venting Mouth is only communicated with the test chamber of the outside of tested filter core 12, if tested 12 gas leakage of filter core, internal high-pressure gas can leak into test Chamber low pressure/vacuum area brings the variation of test cavity pressure, to be detected and provided not by high-precision air tightness detector 8 Qualifying signal, if tested filter core 12 is air tight, test cavity pressure is unchanged, is also detected by high-precision air tightness detector 8 And qualifying signal is provided, closed cavity i.e. test chamber is formed inside the outside of tested filter core 12 and sealing frock, is detected filter High pressure gas is filled in the inside of core 12, and low-pressure gas is vacuumized or filled in test chamber, surveys the inside of tested filter core 12 and outside It tries chamber and forms pressure difference, pressure difference promotes gas flowing when gas leakage, detects test cavity pressure by high-precision air tightness detector 8 Variation, to judge whether tested filter core 12 leaks hunting, precision is high, high-efficient, reduces labour, and no missing inspection is pollution-free, seals work The middle-end that mould 11 is uniformly mounted on rack 1 is loaded, tested filter core 12 is installed in sealing frock lower die 11, tested filter core 12 passes through Sealing frock upper mold 10 and sealing frock lower die 11 seal, and sealing frock upper mold 10 and sealing frock lower die 11 can be according to tested The difference of filter core 12 and replace, sensor 13 is additionally provided in sealing frock lower die 11, is additionally provided in sealing frock lower die 11 Test chamber vacuum low-pressure pipe 14, test chamber vacuum low-pressure pipe 14 are connect with high-precision air tightness detector 8.
Working principle: the inversion of tested filter core 12 is screwed into sealing frock lower die 11 by operator, and sensor 13 detects production Product have been screwed into, and pressing cylinder 9, which pushes, drives sealing frock upper mold 10 to decline, and make sealing frock upper mold 10 and sealing frock lower die 11 Tested filter core 12 is sealed, sealing frock is closed at this time, and the inside of tested filter core 12 is filled with high pressure air, is detected filter core 12 Outside, which is that sealing frock is intracavitary, vacuumizes or fills low-pressure compressed air, forms the inside of tested filter core 12 with external testing chamber Pressure difference, pressure difference promote gas flowing when gas leakage, will test intracavitary pressure change by test chamber vacuum low-pressure pipe 14 and transmit To high-precision air tightness detector 8, high-precision air tightness detector 8 works and provides qualified and unqualified information, presses cylinder 9 It rises, manually backs out tested filter core 12, complete a detection cycle, more set detecting instruments and sealing frock are arranged side by side, respectively independent Operated in turn improves efficiency, and by designing sealing frock, tested filter core 12 is sealed and fills high pressure gas in inside, outside is filled Low-pressure gas or vacuumize makes tested filter core 12 is inside and outside to form pressure difference, is detected using import high-precision air tightness detector 8 tested The mode of 12 external testing cavity pressure of filter core variation realizes the air-leakage test to tested filter core 12, and precision is high, high-efficient, subtracts Few labour, no missing inspection, pollution-free, benefit is greatly improved.
In summary: the inversion of tested filter core 12 is screwed into sealing frock by the utility model air tightness detection machine, operator Lower die 11, sensor 13 detect that product has been screwed into, and pressing cylinder 9, which pushes, drives sealing frock upper mold 10 to decline, and make to seal work It loads onto mould 10 and sealing frock lower die 11 seals tested filter core 12, sealing frock is closed at this time, and the inside of tested filter core 12 is filled with High pressure air, outside, that is, sealing frock of tested filter core 12 is intracavitary to vacuumize or fills low-pressure compressed air, makes tested filter The inside of core 12 and external testing chamber form pressure difference, and pressure difference promotes gas flowing when gas leakage, passes through test chamber vacuum low-pressure pipe 14, which will test intracavitary pressure change, passes to high-precision air tightness detector 8, and high-precision air tightness detector 8 works and provides Qualified and unqualified information, pressing cylinder 9 rise, manually back out tested filter core 12, complete a detection cycle, mostly set detector Device and sealing frock are arranged side by side, and respective independent operated in turn improves efficiency, by designing sealing frock, tested filter core 12 is sealed And high pressure gas is filled in inside, outside, which is filled low-pressure gas or vacuumized, makes tested filter core 12 is inside and outside to form pressure difference, using import height Precision air-leakage detector 8 detects the mode of tested 12 external testing cavity pressure of filter core variation, realizes the gas to tested filter core 12 Close property detection, precision is high, high-efficient, reduces labour, no missing inspection, pollution-free, benefit is greatly improved.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of air tightness detection machine, including rack (1), it is characterised in that: the lower end of the right opposite of the rack (1) is provided with Chamber door (2) is provided with pneumatic three (3) on the inside of the chamber door (2), and the middle-end of the right opposite of the rack (1) is equipped with flat The safe grating (4) of row and symmetric arrays, the lateral surface of the upper end of the rack (1) are equipped with man-machine interface (5), the rack (1) upper end is additionally provided with support plate (6), and the support plate (6) is mounted on rack by support component (7) arranged in parallel (1) on, the upper surface of the support plate (6) is uniformly equipped with high-precision air tightness detector (8) and pressing cylinder (9), described High-precision air tightness detector (8) is located at the front of pressing cylinder (9), and the piston rod of pressing cylinder (9) is connected with close It seals tooling upper mold (10), is provided with sealing frock lower die (11) immediately below the sealing frock upper mold (10), the sealing work The middle-end that mould (11) is uniformly mounted on rack (1) is loaded, tested filter core (12), institute are installed on the sealing frock lower die (11) It states tested filter core (12) to seal by sealing frock upper mold (10) and sealing frock lower die (11), the sealing frock lower die (11) On be additionally provided with sensor (13), test chamber vacuum low-pressure pipe (14) is additionally provided on the sealing frock lower die (11), it is described Test chamber vacuum low-pressure pipe (14) is connect with high-precision air tightness detector (8).
2. a kind of air tightness detection machine according to claim 1, it is characterised in that: the upper end of the rack (1) is provided with Protective glass window.
3. a kind of air tightness detection machine according to claim 1, it is characterised in that: the sealing frock upper mold (10) and close Envelope tooling lower die (11) can be replaced according to the difference of tested filter core (12).
4. a kind of air tightness detection machine according to claim 1, it is characterised in that: the bottom of the sealing frock upper mold (10) Portion studs with sealing ring.
5. a kind of air tightness detection machine according to claim 1, it is characterised in that: set on the sealing frock lower die (11) It is equipped with gases at high pressure air inlet, low-pressure gas vacuum venting mouth and the seal with tested filter core (12) cooperation.
CN201920583944.4U 2019-04-25 2019-04-25 A kind of air tightness detection machine Active CN209495820U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920583944.4U CN209495820U (en) 2019-04-25 2019-04-25 A kind of air tightness detection machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920583944.4U CN209495820U (en) 2019-04-25 2019-04-25 A kind of air tightness detection machine

Publications (1)

Publication Number Publication Date
CN209495820U true CN209495820U (en) 2019-10-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920583944.4U Active CN209495820U (en) 2019-04-25 2019-04-25 A kind of air tightness detection machine

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111829732A (en) * 2020-08-17 2020-10-27 重庆捷力轮毂制造有限公司 Hub air tightness detection device and detection method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111829732A (en) * 2020-08-17 2020-10-27 重庆捷力轮毂制造有限公司 Hub air tightness detection device and detection method

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