CN108151974A - Air-tightness detection device - Google Patents
Air-tightness detection device Download PDFInfo
- Publication number
- CN108151974A CN108151974A CN201810241825.0A CN201810241825A CN108151974A CN 108151974 A CN108151974 A CN 108151974A CN 201810241825 A CN201810241825 A CN 201810241825A CN 108151974 A CN108151974 A CN 108151974A
- Authority
- CN
- China
- Prior art keywords
- lifting
- air
- bottom plate
- detection device
- pressing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- 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
- G01M3/06—Investigating 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
- G01M3/10—Investigating 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 containers, e.g. radiators
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention discloses a kind of air-tightness detection device, including rack and the lifting pressing plate being arranged in rack, lifting bottom plate, cylinder, air valve and water tank, lifting pressing plate is located at the top of lifting bottom plate, and cylinder is connect with lifting pressing plate, air valve is located on lifting pressing plate, and lifting bottom plate is located at the top of water tank.Test product is pressed down in water tank by cylinder as a result, air valve is filled with compressed air to test product inside, then observes test product surface and whether there is bubble formation and detection to test product air-tightness can be completed.
Description
Technical field
The present invention relates to humidifier Shell technical field of measurement and test, more particularly to air-tightness detection device.
Background technology
The existing detecting instrument to the detection of humidifier Shell is to connect humidifier apopore using water pipe, is passed through water
The reading of water pressure gauge is observed afterwards, if the reading of water pressure gauge is identical with the hydraulic pressure of water pump, i.e. water tank air-tightness is good.According to this
Detection method due to the leakproofness of water pipe and apopore deficiency, is susceptible to leak, causes hydraulic pressure that can not determine, it is difficult in time
It was found that defective products leads to the outflow of defective products.
Invention content
According to an aspect of the invention, there is provided air-tightness detection device, including rack and the liter being arranged in rack
Decompression board, lifting bottom plate, cylinder, air valve and water tank, lifting pressing plate are located at the top of lifting bottom plate, and cylinder connects with lifting pressing plate
It connects, air valve is located on lifting pressing plate, and lifting bottom plate is located at the top of water tank.Test product is pressed down to by cylinder by water as a result,
In case, air valve is filled with compressed air to test product inside, then observes test product surface and whether there is bubble formation and can be completed pair
The detection of test product air-tightness.
In some embodiments, air-tightness detection device further includes sleeve, and sleeve leads to structure in being, air valve connects with sleeve
It connects.Sleeve is used to compress test product, and be inflated to inside test product by sleeve as a result,.
In some embodiments, air-tightness detection device further includes sealing ring, and sealing ring is located at one end of sleeve.By
This, sealing ring is used for the sealing to the apopore of sleeve and test product, and the water in detection process in water tank is avoided to penetrate into.
In some embodiments, air-tightness detection device further includes supporting block, and supporting block is located at lifting pressing plate and lifting
Between bottom plate, supporting block is fixedly connected respectively with lifting pressing plate and lifting bottom plate.As a result, supporting block for connect lifting pressing plate with
Bottom plate is lifted, cylinder is made to lift pressing plate when acting and is pushed simultaneously with lifting bottom plate.
In some embodiments, lifting bottom plate is equipped with first through hole, first through hole joining water box.As a result, in water tank
Water can by first through hole, reduce the water surface to lift bottom plate resistance, while enter humidifier fog output tube road, detect mist
The air-tightness of pipeline.
In some embodiments, lifting bottom plate is equipped with locating piece.As a result, convenient for the positioning to product to be detected, carry
High efficiency.
In some embodiments, rack be equipped with lifting slide bar, lifting bottom plate be equipped with the second through-hole, lifting slide bar with
Second through-hole coordinates.As a result, when lifting bottom plate lifting, the second through-hole and lifting slide bar cooperation, simple in structure, lifting is more steady
It is fixed.
Beneficial effects of the present invention are：This air-tightness detection device is mainly used for the air-leakage test to humidifier shell,
Test product is pressed down in water tank by cylinder, the apopore of air valve alignment test product is simultaneously filled with pressure to test product inside
Contracting air, then observe test product surface and whether there is bubble formation and detection to test product air-tightness can be completed, lift bottom plate
Locating piece is equipped with, easy to operate convenient for the positioning to test product, detection time is few, and accuracy is high, ensures the matter of product
Amount.
Description of the drawings
Fig. 1 is the structure diagram of the air-tightness detection device of an embodiment of the present invention；
Fig. 2 is the structure diagram of the lifting bottom plate of air-tightness detection device shown in FIG. 1.
Specific embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
Fig. 1~2 schematically show a kind of air-tightness detection device of embodiment according to the present invention.As schemed
Show, including rack 1, lifting pressing plate 21, lifting bottom plate 22, cylinder 31, air valve 32 and water tank 12, lifting pressing plate 21, lifting bottom plate
22nd, cylinder 31, air valve 32 and water tank 12 are arranged in rack 1.
Rack 1 is aluminium alloy post, and cylinder 31 is arranged on the top of rack 1, and water tank 12 is arranged on the bottom of rack 1, gas
Cylinder 31 is connect with lifting pressing plate 21, and lifting pressing plate 21 can move up and down in rack 1.Lifting bottom plate 22 is located at lifting pressing plate 21
Lower section, lifting pressing plate 21 are connect with lifting bottom plate 22 by supporting block 211, and supporting block 211 is respectively with lifting pressing plate 21 and lifting
Bottom plate 22 welds.Rack 1 is equipped with lifting slide bar 11, and lifting slide bar 11 is vertically arranged, and lifting slide bar 11 is four, lifts bottom
Four the second through-holes 223 are correspondingly provided on plate 22, lifting slide bar 11 coordinates with the second through-hole 223, makes the lifting of lifting bottom plate 22
It is more stable, it is simple in structure.
It lifts bottom plate 22 and is equipped with first through hole 223, when so that the lifting bottom plate 22 is dropped to the water surface of water tank 12, in water tank 12
Water entered by first through hole 223 on the fog output tube road of tested humidifier shell, the air-tightness of product is more fully detected,
And reduce resistance of the water surface to lifting bottom plate 22.It lifts bottom plate 22 and is equipped with locating piece 222, locating piece 222 connects with test product
It is arc-shaped to touch side, easy to use for the positioning to test product, reduces the time of positioning, improves detection efficiency.
Air valve 32 is located on lifting pressing plate 21, and the outlet side of air valve 32 is connect with sleeve 321, and sleeve 321 leads to structure in being,
One end of sleeve 321 is provided with sealing ring 322, and during detection, sleeve 321 is bonded with the apopore of tested humidifier, equipped with sealing
Circle 322, which prevents the water in water tank from entering tested humidifier, influences testing result.Air valve 32 is connected with the pneumatic circuit of device, air valve
32 switch is located in rack 1, and air valve 32 is two, and two products can be detected simultaneously, improve detection efficiency.
The course of work of the air-tightness detection device of the present embodiment is as follows：Tested humidifier shell is placed on lifting bottom plate
On 22, be bonded with locating piece 222 and complete Primary Location, then the apopore alignment sleeve 321 by test product, and with sleeve 321
It is corresponding.After starting switch, cylinder 31 will lift pressing plate 21 and depress under the horizontal plane of water tank 12 that air valve 32 is opened simultaneously, air valve 32
Compressed air is filled with to the inside of test product, observes the surface of test product at this time, the product hermeticity if bubble-free generates
Well, if generating bubble, the position seals for generating bubble are bad.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art, not
Under the premise of being detached from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
It encloses.
Claims (7)
1. air-tightness detection device, which is characterized in that including rack (1) and the lifting pressing plate (21) being arranged in rack (1), rise
Bottom plate (22), cylinder (31), air valve (32) and water tank (12) drop, and the lifting pressing plate (21) is located at the upper of lifting bottom plate (22)
Side, the cylinder (31) connect with lifting pressing plate (21), and the air valve (31) is located on lifting pressing plate (21), the lifting bottom plate
(22) it is located at the top of water tank (12).
2. air-tightness detection device according to claim 1, which is characterized in that further include sleeve (321), the sleeve
(321) lead to structure in being, the air valve (32) connect with sleeve (321).
3. air-tightness detection device according to claim 2, which is characterized in that further include sealing ring (322), the sealing
Circle (322) is located at one end of sleeve (321).
4. air-tightness detection device according to claim 1, which is characterized in that further include supporting block (211), the support
Block (211) is located between lifting pressing plate (21) and lifting bottom plate (22), the supporting block (211) respectively with lift pressing plate (21) and
Lifting bottom plate (22) is fixedly connected.
5. air-tightness detection device according to claim 1, which is characterized in that the lifting bottom plate (22) is equipped with first
Through-hole (221), first through hole (211) joining water box (12).
6. air-tightness detection device according to claim 1, which is characterized in that (22) are equipped with positioning on the lifting bottom plate
Block (222).
7. air-tightness detection device according to claim 1, which is characterized in that the rack (1) is equipped with lifting slide bar
(11), the lifting bottom plate (22) is equipped with the second through-hole (223), and the lifting slide bar (11) coordinates with the second through-hole (223).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810241825.0A CN108151974A (en) | 2018-03-22 | 2018-03-22 | Air-tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810241825.0A CN108151974A (en) | 2018-03-22 | 2018-03-22 | Air-tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108151974A true CN108151974A (en) | 2018-06-12 |
Family
ID=62456288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810241825.0A Withdrawn CN108151974A (en) | 2018-03-22 | 2018-03-22 | Air-tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108151974A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987312A (en) * | 2019-11-21 | 2020-04-10 | 杭州樱多电器有限公司 | Air tightness detection device for oil tank detection process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6085349A (en) * | 1983-10-17 | 1985-05-14 | Tadaki Yokoe | Method and apparatus for checking leakage of drum |
| SU1741000A2 (en) * | 1990-05-29 | 1992-06-15 | Специальное Конструкторское Бюро По Приборостроению И Средствам Автоматизации Орловского Производственного Объединения "Промприбор" | Test stand for check of hollow articles for tightness |
| CN202648887U (en) * | 2012-06-04 | 2013-01-02 | 田红江 | Thermos liner leak-detecting machine |
| CN206430869U (en) * | 2017-01-21 | 2017-08-22 | 南京天翔机电有限公司 | A kind of air-tightness detection device |
| CN207894567U (en) * | 2018-03-22 | 2018-09-21 | 佛山市敏博电子有限公司 | Air-tightness detection device |
-
2018
- 2018-03-22 CN CN201810241825.0A patent/CN108151974A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6085349A (en) * | 1983-10-17 | 1985-05-14 | Tadaki Yokoe | Method and apparatus for checking leakage of drum |
| SU1741000A2 (en) * | 1990-05-29 | 1992-06-15 | Специальное Конструкторское Бюро По Приборостроению И Средствам Автоматизации Орловского Производственного Объединения "Промприбор" | Test stand for check of hollow articles for tightness |
| CN202648887U (en) * | 2012-06-04 | 2013-01-02 | 田红江 | Thermos liner leak-detecting machine |
| CN206430869U (en) * | 2017-01-21 | 2017-08-22 | 南京天翔机电有限公司 | A kind of air-tightness detection device |
| CN207894567U (en) * | 2018-03-22 | 2018-09-21 | 佛山市敏博电子有限公司 | Air-tightness detection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987312A (en) * | 2019-11-21 | 2020-04-10 | 杭州樱多电器有限公司 | Air tightness detection device for oil tank detection process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203921362U (en) | Soft bag leak tester | |
| CN103398827B (en) | A kind of air-tightness detection device | |
| CN204064570U (en) | A kind of air tightness of pipe fitting checkout equipment | |
| CN205940892U (en) | Combination workstation foundry goods gas tightness check out test set | |
| CN103196633A (en) | Air impermeability detection device | |
| CN101201286A (en) | Device for testing product hermeticity | |
| CN207894567U (en) | Air-tightness detection device | |
| CN108151974A (en) | Air-tightness detection device | |
| CN211927178U (en) | Gas drive urea nozzle air tightness test platform | |
| CN106525353B (en) | High-pressure aerated connecting tube defect inspection method | |
| CN104111150A (en) | Device for detecting airtightness of container detection port and detection method | |
| CN111678654A (en) | Transformer oil tank oil leakage grading detection device and detection method | |
| CN207423457U (en) | A kind of hydraulic jack air-tightness detection device | |
| CN204142444U (en) | A kind of check valve seal checkout equipment | |
| CN111044233A (en) | Air inlet joint air tightness detection system | |
| CN202974585U (en) | Leak tester for filters | |
| CN202974587U (en) | Lifting test board of leak tester for filters | |
| CN207540745U (en) | Air tightness of pipe fitting leaks hunting platform | |
| CN208187648U (en) | A kind of oil pump sealing propertytest tooling | |
| CN209623985U (en) | Air tightness detection equipment based on nylon tube fuel pipe | |
| CN104655235B (en) | Depth of water detection means and method in ultrasonic detecting equipment | |
| CN204405139U (en) | Depth of water pick-up unit in ultrasonic detecting equipment | |
| CN206920077U (en) | Pressure meter calibration servicing unit | |
| CN109855816A (en) | Air tightness detection equipment based on nylon tube fuel pipe | |
| CN103630302A (en) | Tester for testing pipeline volume through differential pressure method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180612 |
|
| WW01 | Invention patent application withdrawn after publication |