CN108254135A - For the helium mass spectrography leak detector of air cleaner leak detection - Google Patents
For the helium mass spectrography leak detector of air cleaner leak detection Download PDFInfo
- Publication number
- CN108254135A CN108254135A CN201810256797.XA CN201810256797A CN108254135A CN 108254135 A CN108254135 A CN 108254135A CN 201810256797 A CN201810256797 A CN 201810256797A CN 108254135 A CN108254135 A CN 108254135A
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- Prior art keywords
- helium
- mounting bracket
- plate
- seal closure
- air cleaner
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention relates to a kind of helium mass spectrography leak detectors for air cleaner leak detection.Including operating rack, mounting bracket is connected on the top plate of operation rack, external part lifting cylinder directed downwardly is connected at the top of mounting bracket, lifter plate is equipped with below top, the guide rod being slidably connected with mounting bracket is connected on lifter plate；The tailpiece of the piston rod of lifting cylinder is connected with connecting plate, and external part fine tuning cylinder directed downwardly is connected between connecting plate and lifter plate, and the tailpiece of the piston rod for finely tuning cylinder is connected with the opening down and interior helium seal closure equipped with sensor；On the top plate of operation rack, the seal disc being arranged right below with helium seal closure clearance fit of helium seal closure, further include the supply air line through seal disc, one end of supply air line is connected with helium gas source, the other end is communicated with air supply hose, and the inner cavity block head for offering central through hole is equipped in the end of air supply hose.The present invention is detected using dry type detection method, and detection efficiency is high and easy to operate.
Description
Technical field
The invention belongs to filter production equipment technical field more particularly to a kind of helium matter for air cleaner leak detection
Spectrometry leak detector
Background technology
Air cleaner is the important composition component of automobile, usually by square casing and the filter core structure positioned at enclosure interior
Into.Air cleaner is used to filter the dust impurity contained in engine sucking air, to reduce cylinder, piston, piston ring, gas
The premature wear of door and valve seating.The quality of the air-tightness of air-filtering adjuster is directly related to the quality of motor device, institute
Air-leakage test with automobile filtering adjuster is a very important technical field.
Existing filter detection device into the water, is then filled with gas mainly by filter to be detected to its inner cavity
Body simultaneously checks whether there is bubble generation in water, and such method not only needs manually, and upon completion of the assays, it is also necessary to by filtering
Device is dried, and operating process is cumbersome；In addition, after water enters filter, the drying of short time can not be one surely so that filter
It is interior it is water stain be completely dried, so as to influence to use.
Invention content
The present invention provides a kind of structure design advantages of simple, detection effect to solve technical problem present in known technology
Rate height and the easy-operating helium mass spectrography leak detector for air cleaner leak detection.This instrument is examined using dry type detection method
It surveys, avoids drying procedure.
The present invention is adopted the technical scheme that solve technical problem present in known technology：For air cleaner
The helium mass spectrography leak detector of leak detection, it is affixed on the top plate of operation rack including the operation rack being made of shaped steel and metallic plate
The mounting bracket for having section to be L-type is connected with external part lifting cylinder directed downwardly at the top of mounting bracket, is equipped with laterally below top
The lifter plate of setting is connected with guide rod that is longitudinally disposed and being slidably connected with mounting bracket on lifter plate；The work of lifting cylinder
Stopper rod is through the top of mounting bracket and is connected with the connecting plate laterally set, and external part is connected between connecting plate and lifter plate
Fine tuning cylinder directed downwardly finely tunes the piston rod of cylinder through lifter plate and is connected with downward opening helium seal closure, in helium
The inner wall of seal closure is equipped with the sensor for detection gas leakage；Operation rack top plate on, helium seal closure just
Lower section is equipped with the seal disc with helium seal closure clearance fit, further includes the air supply pipe of the top plate and seal disc through operation rack
Road, one end of supply air line is connected with helium gas source, the other end is communicated with air supply hose, is equipped with and opens up in the end of air supply hose
There is the inner cavity block head of central through hole.
The advantages and positive effects of the present invention are：The present invention provides a kind of helium mass spectrographies for air cleaner leak detection
Compared with prior art, the helium seal closure and seal disc and helium of the invention by setting clearance fit seals leak detector
Sensor in cover can carry out part to be measured air-leakage test, and the part to be measured that Single port seals need to only be positioned over close by staff
In closing disk, and by the another port of inner cavity block head insertion part to be measured, unlatching lifting cylinder makes its that helium seal closure be driven to decline
To suitable position, and using finely tune cylinder to helium seal closure carry out position adjust until its reach clearance fit with seal disc,
Then it is passed through helium into part to be measured, the sensor in helium seal closure can be detected the air-tightness of part to be measured.The present invention
Avoid bubble method detection enters water process, saves baking operation, operating process is simple and detection efficiency is high.
Preferably：Linear bearing is equipped at the top of mounting bracket, guide rod is slidably connected by linear bearing and mounting bracket.
Preferably：Guide rod is at least two groups, is symmetrically arranged at the both sides of lifting cylinder.
Preferably：Inner cavity block head uses rubber material, and sealing ring is equipped on its periphery wall.
Preferably：Multigroup castor is connected in the bottom of operation rack.
Description of the drawings
Fig. 1 is the main view broken section structure diagram of the present invention.
In figure：1st, castor；2nd, rack is operated；3rd, supply air line；4th, seal disc；5th, air supply hose；6th, inner cavity block head；7、
Mounting bracket；8th, helium seal closure；9th, sensor；10th, lifter plate；11st, cylinder is finely tuned；12nd, connecting plate；13rd, linear bearing；14、
Guide rod；15th, lifting cylinder.
Specific embodiment
In order to further understand the content, features and effects of the present invention, hereby lifting following embodiment, detailed description are as follows：
Refer to Fig. 1, the helium mass spectrography leak detector for air cleaner leak detection of the invention, including by shaped steel and metal
The operation rack 2 that plate is formed, in the present invention, in order to enhance the flexibility of detecting instrument overall movement, at the bottom of operation rack 2
Portion is equipped with multigroup castor 1.The mounting bracket 7 that section is L-type is connected on the top plate of operation rack 2, at the top of mounting bracket 7
It is connected with external part lifting cylinder 15 directed downwardly, top lower section is equipped with the lifter plate 10 laterally set.It is affixed on lifter plate 10
There are at least two groups longitudinally disposed guide rods 14, and guide rod 14 is symmetricly set on 15 both sides of lifting cylinder；On the top of mounting bracket 7
Portion is equipped with passes through linear bearing 13 and mounting bracket 7 with the corresponding linear bearing 13 of 14 quantity of guide rod and position, guide rod 14
It is slidably connected.The piston rod of lifting cylinder 15 is through the top of mounting bracket 7 and is connected with the connecting plate 12 laterally set, is connecting
External part fine tuning cylinder 11 directed downwardly is connected between plate 12 and lifter plate 10, finely tunes the cylinder barrel both ends of cylinder 11 respectively with connecting
10 Joint of plate 12 and lifter plate；The piston rod of fine tuning cylinder 11 is through lifter plate 10 and is removably connected with downward opening helium
Airtight sealing cover 8 is equipped with the sensor 9 for detection gas leakage on the inner wall of helium seal closure 8.
Operation rack 2 top plate on, helium seal closure 8 be arranged right below and 8 clearance fit of helium seal closure seal
Disk 4 further includes the supply air line 3 of the top plate and seal disc 4 through operation rack 2, in one end of supply air line 3 and helium gas source
Be connected, the other end is communicated with air supply hose 5, be equipped in the end of air supply hose 5 and offer the inner cavity block head of central through hole
6, inner cavity block head 6 is connected by central through hole with air supply hose 5.Inner cavity block head 6 uses rubber material, can further increase
Add the air-tightness between the port of inner cavity block head 6 and part to be measured, sealing ring is equipped on its periphery wall.Seal disc 4 and helium
Seal closure 8 is gap-matched --- and there is therebetween certain gap, be the gas in order to make to reveal in detection process
Energy Quick diffusing, avoids gas from causing danger with inflammable and explosive property.
The course of work：The part to be measured of side port sealing need to be positioned on seal disc 4, and inner cavity is blocked by staff
First 6 are inserted into another side ports of part to be measured, and opening lifting cylinder 15 makes it that helium seal closure 8 be driven to drop to suitable position, and
Position adjusting is carried out to helium seal closure 8 until it reaches clearance fit with seal disc 4, then to be measured using cylinder 11 is finely tuned
It is passed through helium in part, the sensor 9 in helium seal closure 8 can be detected the air-tightness of part to be measured.If sensor 9 detects
There is helium, then filter to be measured is unqualified, on the contrary then qualified.Enter water process the invention avoids bubble method detection, save
Baking operation, operating process is simple and detection efficiency is high.
Claims (5)
1. a kind of helium mass spectrography leak detector for air cleaner leak detection, it is characterized in that：Including being made of shaped steel and metallic plate
Operation rack (2), operation rack (2) top plate on be connected with section be L-type mounting bracket (7), on the top of mounting bracket (7)
Portion is connected with external part lifting cylinder directed downwardly (15), top lower section is equipped with the lifter plate (10) laterally set, in lifter plate
(10) guide rod (14) that is longitudinally disposed and being slidably connected with mounting bracket (7) is connected on；The piston rod of lifting cylinder (15) passes through
It wears the top of mounting bracket (7) and is connected with the connecting plate (12) laterally set, it is solid between connecting plate (12) and lifter plate (10)
External part fine tuning cylinder (11) directed downwardly is connected to, the piston rod of fine tuning cylinder (11) through lifter plate (10) and is connected with opening court
Under helium seal closure (8), on the inner wall of helium seal closure (8) be equipped with for detection gas leakage sensor (9)；It is grasping
Make on the top plate of rack (2), the seal disc being arranged right below with helium seal closure (8) clearance fit of helium seal closure (8)
(4), the supply air line (3) of the top plate and seal disc (4) through operation rack (2), one end of supply air line (3) and helium are further included
Air source is connected, the other end is communicated with air supply hose (5), is equipped in the end of air supply hose (5) and offers the interior of central through hole
Chamber block head (6).
2. as described in claim 1 for the helium mass spectrography leak detector of air cleaner leak detection, it is characterized in that：In mounting bracket
(7) top is equipped with linear bearing (13), and guide rod (14) is slidably connected by linear bearing (13) and mounting bracket (7).
3. as described in claim 1 for the helium mass spectrography leak detector of air cleaner leak detection, it is characterized in that：Guide rod (14)
At least two groups, it is symmetrically arranged at the both sides of lifting cylinder (15).
4. as described in claim 1 for the helium mass spectrography leak detector of air cleaner leak detection, it is characterized in that：Inner cavity block head
(6) using rubber material, sealing ring is equipped on its periphery wall.
5. as described in claim 1 for the helium mass spectrography leak detector of air cleaner leak detection, it is characterized in that：In operation rack
(2) bottom is connected with multigroup castor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810256797.XA CN108254135A (en) | 2018-03-27 | 2018-03-27 | For the helium mass spectrography leak detector of air cleaner leak detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810256797.XA CN108254135A (en) | 2018-03-27 | 2018-03-27 | For the helium mass spectrography leak detector of air cleaner leak detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108254135A true CN108254135A (en) | 2018-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810256797.XA Pending CN108254135A (en) | 2018-03-27 | 2018-03-27 | For the helium mass spectrography leak detector of air cleaner leak detection |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692880A (en) * | 2018-08-07 | 2018-10-23 | 安徽信息工程学院 | A kind of filter seals testing agency of simplicity |
| CN108692872A (en) * | 2018-08-07 | 2018-10-23 | 安徽信息工程学院 | Holding detent mechanism for filter seals detection |
| CN108692874A (en) * | 2018-08-07 | 2018-10-23 | 安徽信息工程学院 | Quickly detection filter seals device |
| CN109115414A (en) * | 2018-08-07 | 2019-01-01 | 安徽信息工程学院 | A kind of simple and effective detection filter end part seal equipment |
| CN109974946A (en) * | 2019-03-12 | 2019-07-05 | 安徽信息工程学院 | Automobile filter detection device and its detection method |
| CN110779663A (en) * | 2019-11-21 | 2020-02-11 | 泗县腾马汽车配件有限公司 | Filter leakproofness detection device |
| CN110779664A (en) * | 2019-11-21 | 2020-02-11 | 泗县腾马汽车配件有限公司 | Filter cleaning and sealing performance detection integrated device |
| CN110967151A (en) * | 2018-09-29 | 2020-04-07 | 台山市旺春达环保科技有限公司 | Filter element assembly detection device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949810A (en) * | 2015-06-29 | 2015-09-30 | 新乡天翼过滤技术检测有限公司 | Leak detector for filter |
| CN107389280A (en) * | 2017-08-29 | 2017-11-24 | 东莞市盛联滤清器制造有限公司 | The dry type air tightness detection machine and its method of testing of a kind of cleaner |
| CN208043348U (en) * | 2018-03-27 | 2018-11-02 | 天津市宇龙昊天汽车滤清器有限公司 | A kind of helium mass spectrography air cleaner leak detector |
-
2018
- 2018-03-27 CN CN201810256797.XA patent/CN108254135A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949810A (en) * | 2015-06-29 | 2015-09-30 | 新乡天翼过滤技术检测有限公司 | Leak detector for filter |
| CN107389280A (en) * | 2017-08-29 | 2017-11-24 | 东莞市盛联滤清器制造有限公司 | The dry type air tightness detection machine and its method of testing of a kind of cleaner |
| CN208043348U (en) * | 2018-03-27 | 2018-11-02 | 天津市宇龙昊天汽车滤清器有限公司 | A kind of helium mass spectrography air cleaner leak detector |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692880A (en) * | 2018-08-07 | 2018-10-23 | 安徽信息工程学院 | A kind of filter seals testing agency of simplicity |
| CN108692872A (en) * | 2018-08-07 | 2018-10-23 | 安徽信息工程学院 | Holding detent mechanism for filter seals detection |
| CN108692874A (en) * | 2018-08-07 | 2018-10-23 | 安徽信息工程学院 | Quickly detection filter seals device |
| CN109115414A (en) * | 2018-08-07 | 2019-01-01 | 安徽信息工程学院 | A kind of simple and effective detection filter end part seal equipment |
| CN110967151A (en) * | 2018-09-29 | 2020-04-07 | 台山市旺春达环保科技有限公司 | Filter element assembly detection device |
| CN109974946A (en) * | 2019-03-12 | 2019-07-05 | 安徽信息工程学院 | Automobile filter detection device and its detection method |
| CN110779663A (en) * | 2019-11-21 | 2020-02-11 | 泗县腾马汽车配件有限公司 | Filter leakproofness detection device |
| CN110779664A (en) * | 2019-11-21 | 2020-02-11 | 泗县腾马汽车配件有限公司 | Filter cleaning and sealing performance detection integrated device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180706 |