CN207335995U - Seal leakage detecting device and sealing leakage detection apparatus - Google Patents
Seal leakage detecting device and sealing leakage detection apparatus Download PDFInfo
- Publication number
- CN207335995U CN207335995U CN201721256751.5U CN201721256751U CN207335995U CN 207335995 U CN207335995 U CN 207335995U CN 201721256751 U CN201721256751 U CN 201721256751U CN 207335995 U CN207335995 U CN 207335995U
- Authority
- CN
- China
- Prior art keywords
- product
- detected
- sealing
- detecting device
- pressure
- 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.)
- Active
Links
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
Sealing leakage detecting device and sealing leakage detection apparatus are the utility model is related to, sealing leakage detecting device, which includes, can correspond to top pressure and seal up the product top-pressure mechanism of product sealing hole to be detected, can gather the analog quantity baroceptor and controller of the interiors of products air pressure analog data to be detected；Controller communicates to connect product top-pressure mechanism and analog quantity baroceptor respectively.Sealing leakage detection apparatus has sealing leakage detecting device, the bogey and aerating device of carrying product to be detected, the product that bogey is equipped with fixed product to be detected fixes pattern, and product top-pressure mechanism movably corresponds to the sealing hole that top pressure seals up product to be detected.The sealing leakage detecting device can retain by recording the analog data of the real-time air pressure in product to be detected, show real-time air pressure change data, sealing leak detection is better.
Description
Technical field
It the utility model is related to sealing propertytest field, more particularly to a kind of sealing leakage detecting device and sealing leakage detection apparatus.
Background technology
In current industrial manufacturing field, the especially product scope such as pump, bottle and container, usually required before product export
Leak detection operation is carried out to its leakproofness (or air-tightness), to judge whether the leakproofness of product is qualified.
For traditional leak hunting method of product hermeticity, usually first by (or the sealing of all exhaust outlets of product to be detected
Hole) all sealings block, with the sealed environment that is internally formed of product to be detected, and the sealing ring into product to be detected
Border is inflated, and then records the atmospheric pressure value of initial state in sealed environment, and after to sealed environment pressurize for a period of time, is recorded close
Atmospheric pressure value during the domestic done state of seal ring, finally by the gas calculated between initial state atmospheric pressure value and done state atmospheric pressure value
Whether pressure difference is good to assess the leakproofness of current product to be detected.
However, above-mentioned traditional leak hunting method for product hermeticity still has some shortcomings：Traditional leak detection side
Method is shown and exports the switching value numerical data that the barometric information of product interior sealing environment to be detected is air pressure, that is to say, that
These air pressures are the barometric informations of some scattered each moment points, these scattered barometric informations can not be preserved and opened up well
Show how the real-time barometric information in product to be detected persistently changes, it is difficult to meet that user wishes quickly and accurately to judge
And intuitively show the actual needs of real-time air pressure change situation in product to be detected.
Utility model content
First technical problem to be solved in the utility model is to provide a kind of detection product for the above-mentioned prior art
The sealing leakage detecting device of leakproofness accuracy higher.The sealing leakage detecting device is by gathering the mould of real-time air pressure in product to be detected
Analog quantity data, can display for a user in product to be detected more intuitively real-time air pressure change data.
Second technical problem to be solved in the utility model is to provide a kind of detection product for the above-mentioned prior art
The sealing leakage detection apparatus of leakproofness accuracy higher.
Technical solution is used by the utility model solves above-mentioned first technical problem：Leakage detecting device is sealed, it is special
Sign is that top pressure can be corresponded to by, which including, seals up the product top-pressure mechanism of product sealing hole to be detected, can gather described treat
Detect the analog quantity baroceptor and controller of interiors of products air pressure analog data；The controller respectively practice midwifery by communication link
Product top-pressure mechanism and analog quantity baroceptor.
Selectively, the product top-pressure mechanism includes the product press mechanism for pushing product to be detected or/and upper top
The product Shang Ding mechanisms of product to be detected.
Further, the product press mechanism includes product lower air cylinder and sealing one sealing hole of product to be detected
Product push-down head, the product push-down head is fixed in product lower air cylinder by down stroke connecting portion, described to push row
Journey connecting portion is movably mounted on a rack body by lifting sliding rail；
The product Shang Ding mechanisms include top gas cylinder on product and correspond to sealing another sealing hole of product to be detected
Product sealing detection head, the product sealing detection head is fixed in product lower air cylinder by upper top stroke connecting portion, described
Product sealing detection head is movably mounted on the rack body by another lifting sliding rail；The product push-down head or
The other end of product sealing detection head is connected with aerating device.
Selectively, the sealing hole of the product to be detected is blowhole or/and venthole.
The real-time air pressure change situation being more visually known in order to facilitate user in product to be detected, then improve, it is described
Sealing leakage detecting device further includes the operating display that can show real-time air pressure change curve in product to be detected, operating display
Communicated to connect with controller.
Technical solution is used by the utility model solves above-mentioned second technical problem：With the sealing leak tester
The sealing leakage detection apparatus of structure, it is characterised in that also there is the bogey and aerating device for carrying product to be detected, carrying
The product that the fixed product to be detected is provided with device fixes pattern, and the product top-pressure mechanism movably corresponds to top pressure
Seal up the sealing hole of the product to be detected.
Further, the sealing leakage detection apparatus, which further includes, can show real-time air pressure change curve in product to be detected
Operating display, operating display are communicated to connect with controller.
Compared with prior art, the utility model has the advantage of：
First, the sealing leakage detecting device in the utility model can by all the time to the barometric information in product to be detected into
Row detection in real time and record, it is not necessary to go to record the sealed environment air pressure change situation in product to be detected, so as to avoid sentencing
The cumbersome and high error of disconnected product hermeticity to be detected, improves the accuracy of sealing leak detection；
Secondly, profit is passed through relative to the traditional leak hunting method for only gathering the real-time air pressure of jitter time point, the utility model
The sealing hole of product to be detected is sealed up with product top-pressure mechanism, and after the product pressurize for a period of time to be detected to sealing up,
By the analog data of analog quantity baroceptor collection air pressure in real time in product to be detected in dwell time section, to obtain
Air pressure can display for a user more intuitively real-time in product to be detected with the situation of time consecutive variations in product to be detected
Air pressure change data.
Brief description of the drawings
Fig. 1 is the flow diagram that leak hunting method is sealed in the utility model embodiment；
Fig. 2 is the structure diagram that leakage detecting device is sealed in the utility model embodiment；
Fig. 3 is with the sealing leakage detection apparatus schematic diagram that leakage detecting device is sealed shown in Fig. 2；
Fig. 4 is the side view of sealing leakage detection apparatus shown in Fig. 3；
Fig. 5 is real-time air pressure change situation signal of the air pressure in dwell time section in product to be detected in the present embodiment
Figure.
Embodiment
The utility model is described in further detail below in conjunction with attached drawing embodiment.
As shown in Figure 1, leak hunting method is sealed in the present embodiment, for being detected for the leakproofness of product to be detected,
The sealing leak hunting method includes the following steps 1 to step 4：
Step 1, the blowhole and venthole of product to be detected are sealed；Wherein, the blowhole and outlet on product to be detected
Hole can be arranged as required to as same hole；Blowhole and venthole are properly termed as sealing hole；
Step 2, stop inflation after a certain amount of gas is filled with into the product to be detected of sealing, and remain filled with gas
Product to be detected is in packing state in preset time period；Wherein, the gas being filled with product to be detected is nitrogen or air
Or the sealing gas that oxygen etc. is common；
Step 3, the real-time barometric information in the product to be detected of sealing is obtained in preset time period, records production to be detected
Real-time barometric information of the product in preset time period；Wherein, real-time barometric information is the analog quantity number of air pressure in product to be detected
According to；
That is, there is a number for air pressure in product to be detected at each moment in the preset time period
According to the barometric information in this preset time period in corresponding product to be detected is a continuous line segment changed over time；Should
Continuous line segment can be able to be a curve, it is also possible to a near linear；Wherein, if the continuous line segment is near linear
When, show that the leakproofness of current product to be detected is good；
Step 4, when the time that product to be detected is in sealing state reaching the finish time of preset time period, to be checked
The leakproofness for surveying product is judged：
When pressurize finish time real-time barometric information and pressurize initial time real-time barometric information difference positioned at default
When in the range of allowable error, judge that the leakproofness of current product to be detected is qualified；Otherwise, the sealing of current product to be detected is judged
Property is unqualified.
Certainly, as corrective measure, for the sealing leak hunting method in the embodiment, further include in step 2：To be checked
Survey in product and whether judged filled with gas：When judging in product to be detected filled with a certain amount of gas, go to and hold
Stop the step after inflation in row step 2；Otherwise, judge that the leakproofness of current product to be detected is unqualified.
The real-time air pressure change situation being more visually known in order to facilitate user in product to be detected, the sealing leak detection side
Method further comprises：According to the real-time barometric information in the product to be detected of record, current product to be detected is obtained when default
Between real-time air pressure change curve in section the step of.Certainly, which includes the current product to be detected of display pre-
If real-time air pressure change curve in the period is to show the step of real-time barometric information in product to be detected is to user.
Shown in Figure 2, the sealing leakage detecting device 1 in the present embodiment, which includes, can correspond to top pressure and seal up production to be detected
The product top-pressure mechanism of product sealing hole, the analog quantity baroceptor that interiors of products air pressure analog data to be detected can be gathered
And controller；Controller communicates to connect product top-pressure mechanism and analog quantity baroceptor respectively, and product to be detected has into gas
Two sealing holes in hole and venthole；Product top-pressure mechanism in the present embodiment includes the product press mechanism for pushing product to be detected
With the product Shang Ding mechanisms of upper top product to be detected；Wherein：
Product press mechanism includes the product push-down head of product lower air cylinder 111 and sealing product blowhole to be detected
112, product push-down head 112 is fixed in product lower air cylinder 111 by down stroke connecting portion 113, down stroke connecting portion
113 are movably mounted on a rack body 115 by lifting sliding rail 114；
Product Shang Ding mechanisms include top gas cylinder 121 and the corresponding product sealing for sealing product venthole to be detected on product
Detector 122, product sealing detection first 122 are fixed in product lower air cylinder 111 by upper top stroke connecting portion 123, product
Sealing detection first 122 is movably mounted on rack body 115 by another lifting sliding rail 124；
Product push-down head 112 or the other end of product sealing detection first 122 are connected with aerating device；Controller leads to respectively
Top gas cylinder and analog quantity baroceptor in letter connection product lower air cylinder, product.
Certainly, in actual use, if sealing hole is not located at the upper end or lower end of product to be detected, but position
In on the side wall of product to be detected, then product top-pressure mechanism at this time can also corresponding top pressure seal up product side to be detected
Sealing hole on wall.In addition, product top-pressure mechanism can also be arranged as required to be under the product for including pushing product to be detected
The product Shang Ding mechanisms of press mechanism or upper top product to be detected.
The real-time air pressure change situation being more visually known in order to facilitate user in product to be detected, in the present embodiment
Sealing leakage detecting device further includes the operating display that can show real-time air pressure change curve in product to be detected, operating display
Communicated to connect with controller.
Explain below to the operation principle that leakage detecting device 1 is sealed in the present embodiment：
When needing to detect the leakproofness of product to be detected, product lower air cylinder 111 promotes product push-down head according to instruction
112 under the action of down stroke connecting portion 113 downwardly against and seal up the venthole of product to be detected, top gas on product
Cylinder 121 promotes product sealing detection first 122 to be moved to the blowhole of product to be detected and seals up blowhole according to instruction；Pass through
After using aerating device, into the product to be detected in sealing state, inflation reaches preset time period, stop inflating and treating
Detect product and carry out pressurize；Analog quantity baroceptor then obtains the reality at product to be detected interior each moment in preset time period
When barometric information, and be sent to controller processing；Controller is judged when the real-time barometric information of pressurize finish time rises with pressurize
When the difference of the real-time barometric information at moment beginning is located in the range of default allowable error, the leakproofness conjunction of current product to be detected is judged
Lattice；Otherwise, judge that the leakproofness of current product to be detected is unqualified.It is to be checked in the present embodiment shown in Fig. 5
Product is surveyed in dwell time section, that is, in preset time period T, real-time air pressure number of the product to be detected in pressurize initial time t1
According to being P2 in the real-time barometric information of pressurize moment t2 for P1, product to be detected, product to be detected is pressurize finish time t3's
Real-time barometric information is P3；If the difference between barometric information P1 and real-time barometric information P3 allows to miss positioned at default in real time
When in poor scope, then the leakproofness of current product to be detected is qualified；Otherwise, judge that the leakproofness of current product to be detected does not conform to
Lattice.
Furthermore it is also possible to will be in preset time period by operating display, the real-time air pressure in the product to be detected becomes
Change situation shows user to refer to curve form.
Referring to shown in Fig. 3 and Fig. 4, the sealing leakage detection apparatus in the present embodiment not only has above-mentioned sealing leakage detecting device 1,
But also there is the bogey 3 and aerating device for carrying product 2 to be detected, it is to be checked that fixation is provided with bogey 3
The product for surveying product 2 fixes pattern 30, and product top-pressure mechanism movably corresponds to the sealing that top pressure seals up product to be detected
Hole.Wherein, the product top-pressure mechanism in the present embodiment specifically includes above-mentioned product press mechanism and product Shang Ding mechanisms, product
The product push-down head 112 of press mechanism can be up or down on the top of product fixation pattern 30 on bogey, product
The lower section of pattern 30 can be fixed positioned at product on bogey up or down by pushing up the product sealing detection first 122 of mechanism.Wherein,
For the operation principle for the working condition reference sealing leakage detecting device for sealing leakage detection apparatus herein, details are not described herein again.
The sealing leakage detection apparatus further includes the operating display that can show real-time air pressure change curve in product to be detected,
Operating display is communicated to connect with controller.
Although the preferred embodiment of the utility model described in detail above, it is to be clearly understood that for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
Claims (5)
1. seal leakage detecting device, it is characterised in that the production that top pressure seals up product to be detected (2) sealing hole can be corresponded to by including
Product top-pressure mechanism, the analog quantity baroceptor that product to be detected (2) the air pressure inside analog data can be gathered and control
Device processed；The controller communicates to connect product top-pressure mechanism and analog quantity baroceptor respectively.
2. sealing leakage detecting device according to claim 1, it is characterised in that the product top-pressure mechanism, which includes pushing, to be treated
Detect the product press mechanism of product or/and the product Shang Ding mechanisms of upper top product to be detected.
3. sealing leakage detecting device according to claim 2, it is characterised in that the product press mechanism is pushed including product
The product push-down head (112) of cylinder (111) and sealing product blowhole to be detected, the product push-down head (112) is under
Pressure stroke connecting portion (113) is fixed in product lower air cylinder (111), and the down stroke connecting portion (113) is slided by lifting
Rail (114) is movably mounted on a rack body (115)；
It is close that the product Shang Ding mechanisms include the product of top gas cylinder (121) and corresponding sealing product venthole to be detected on product
Detector (122) is sealed, the product sealing detection head (122) is fixed under product by upper top stroke connecting portion (123) and calmed the anger
On cylinder (111), the product sealing detection head (122) is movably mounted at the stent by another lifting sliding rail (124)
On body (115)；
The other end of the product push-down head (112) or product sealing detection head (122) is connected with aerating device.
4. according to sealing leakage detecting device according to any one of claims 1 to 3, it is characterised in that further including can show and treat
The operating display of real-time air pressure change curve in product is detected, operating display is communicated to connect with controller.
5. with the sealing leakage detection apparatus that leakage detecting device is sealed any one of Claims 1 to 4, it is characterised in that also have
There are the bogey (3) and aerating device for carrying product (2) to be detected, be provided with described in fixing and treat on bogey (3)
Detect product (2) product fix pattern (30), the product top-pressure mechanism movably correspond to top pressure seal up it is described to be checked
Survey the sealing hole of product (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721256751.5U CN207335995U (en) | 2017-09-28 | 2017-09-28 | Seal leakage detecting device and sealing leakage detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721256751.5U CN207335995U (en) | 2017-09-28 | 2017-09-28 | Seal leakage detecting device and sealing leakage detection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207335995U true CN207335995U (en) | 2018-05-08 |
Family
ID=62366944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721256751.5U Active CN207335995U (en) | 2017-09-28 | 2017-09-28 | Seal leakage detecting device and sealing leakage detection apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207335995U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580129A (en) * | 2017-09-28 | 2019-04-05 | 宁波飞图自动技术有限公司 | Seal leak hunting method, sealing leakage detecting device and sealing leakage detection apparatus |
-
2017
- 2017-09-28 CN CN201721256751.5U patent/CN207335995U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580129A (en) * | 2017-09-28 | 2019-04-05 | 宁波飞图自动技术有限公司 | Seal leak hunting method, sealing leakage detecting device and sealing leakage detection apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106053243B (en) | The intelligent quick detection line of the rotating disc type liquefied petroleum gas steel cylinder water pressure test | |
| CN203287167U (en) | Dry test equipment for sealing performance of oil cooler | |
| CN109580129A (en) | Seal leak hunting method, sealing leakage detecting device and sealing leakage detection apparatus | |
| US9429493B2 (en) | Manifold assembly for a portable leak tester | |
| NL8720172A (en) | AUTOMATED RELATIVE GAS FLUID PERMEAMETER. | |
| CN207335995U (en) | Seal leakage detecting device and sealing leakage detection apparatus | |
| CN104132788A (en) | Airtightness detection method and detection platform for steering-engine casing | |
| CN100582711C (en) | Device for testing product air leakage | |
| CN102928183B (en) | Liquefied petroleum gas cylinder valve high-low pressure seals step detection method and a pick-up unit | |
| CN203337347U (en) | Multi cavity air tightness test device | |
| CN206064840U (en) | A kind of air-tightness detection device | |
| CN108051198A (en) | A kind of detecting system of piston cooling nozzle | |
| CN106017826A (en) | Box airtightness test device | |
| CN204085814U (en) | The airtight detection platform of a kind of steering box housing | |
| CN209372315U (en) | A kind of cast member air-tightness detection device | |
| CN104458133B (en) | Vacuum actor on-line measuring device and its detection method | |
| CN110231459B (en) | Detection device for soil exhaust gas isotopes | |
| CN104215166B (en) | A kind of intelligence pneumatic comprehensive amount instrument of four-way | |
| CN217304266U (en) | Quick detection device of pressure vessel gas tightness | |
| CN206515022U (en) | Mask entirety negative pressure air-tightness on-line measuring device | |
| CN207662577U (en) | A kind of tank cap lock air-tightness detection device | |
| CN105834121B (en) | The sorting system and its method of a kind of mask | |
| CN209247273U (en) | Dipstick air-tightness detection tool | |
| CN208937268U (en) | Air-tightness automatic checkout equipment | |
| CN103913307B (en) | Under normal-temperature operation, air-conditioner throttling valve packaged type makees the tester of dynamic pressure detection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |