CN207991758U - Air tightness test component - Google Patents
Air tightness test component Download PDFInfo
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- CN207991758U CN207991758U CN201820369491.0U CN201820369491U CN207991758U CN 207991758 U CN207991758 U CN 207991758U CN 201820369491 U CN201820369491 U CN 201820369491U CN 207991758 U CN207991758 U CN 207991758U
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- jacking
- target part
- air tightness
- supporting plate
- tightness test
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Abstract
The utility model is related to detection devices, it is intended to solve the problems, such as that airtight test in the prior art cannot be realized very well and carry out air tightness test to the chamber to be tested of target part, provide air tightness test component.Air tightness test component includes rack, jacking cylinder component and airtight fixture；Airtight fixture is connected to rack；Jacking cylinder component be connected to rack and it is corresponding be located at below airtight fixture, and the telescopic end of jacking cylinder component can vertically jack target part on it to making the target part palette in airtight fixture, so that chamber to be tested is closed.Air tightness test is carried out to the chamber to be tested of target part the utility model has the beneficial effects that can realize.
Description
Technical field
The utility model is related to detection devices, in particular to air tightness test component.
Background technology
The air tightness test of the target part of such as filter on assembly line in the prior art, using airtight fixture and table
Face paste is closed, and applies pressure, then to high pressure gas is injected inside air-tightness tooling, when the air pressure of intracavitary reaches detection atmospheric pressure value
When, stop pressurization and pressurize for a period of time, whether again sentenced in allowable range by monitoring the drop-out value of air pressure in packing stage
Whether disconnected air-tightness is up to standard.
In the prior art, test air-tightness needs, by bulky, heavy filter cavity, to move away from assembly line, is buckled to
It is positioned on airtight fixture, and by limiting device；Assembly line is put back to again after the completion of test.Test process takes, operating personnel
Labor intensity is big, and working efficiency is low, is unfavorable for the automation of the processes such as filter cavity processing, assembly, detection.
Utility model content
The utility model is intended to provide a kind of air tightness test component, cannot be very to solve airtight test in the prior art
It is good to realize the problem of air tightness test is carried out to the chamber to be tested of target part.
What the embodiments of the present invention were realized in：
The utility model embodiment provides a kind of air tightness test component comprising rack, jacking cylinder component and gas
Close tooling；Airtight fixture is connected to rack；Jacking cylinder component, which is connected to rack and corresponds to, to be located at below airtight fixture, and is jacked
The telescopic end of cylinder assembly can vertically jack target part on it to make the target part palette in airtight fixture, with
Keep chamber to be tested closed.
Air tightness test component in the present embodiment for realizing to target part chamber to be tested (such as filter it is to be checked
Survey the chamber of air-tightness) carry out air-leakage test.Air tightness test component in the present embodiment is in use, target part is sent to top
The top of cylinder assembly is risen, jacking cylinder component jacks target part to the airtight fixture of fitting top, keeps chamber to be tested close
It closes.Then by into chamber the modes such as plenum pressurize detect air-tightness.
Therefore, the air tightness test component in the utility model embodiment can realize to the chamber to be tested of target part into
Row air tightness test.
In an embodiment of the present embodiment：
The lower surface of airtight fixture has closed band, and when target part is by jacking to fitting airtight fixture, close
It seals with the gap between the contact surface for sealing both airtight fixture and target part, so that the chamber to be tested of target part is by airtight work
Dress sealing closing.
In an embodiment of the present embodiment：
Rack includes lower stage and the over sling that is fixed on lower stage；
Airtight fixture is suspended vacantly in the lower surface of over sling；
Jacking cylinder component is fixed in lower stage, and the lift side of jacking cylinder component is located at leave from office in a contracted state
Under the table top of frame.
In an embodiment of the present embodiment：
Jacking cylinder component includes jacking cylinder, jacking supporting plate, raising plate, several elastic positioning pins；
Jacking cylinder includes cylinder body and piston rod；
Raising plate and jacking supporting plate are relatively fixed with piston rod and can be lifted with piston rod；
Elastic positioning pin is vertically flexibly supported on jacking supporting plate, and is distributed in raising plate periphery；Elastic positioning pin exists
End face is higher by the upper surface of jacking supporting plate thereon under free state.
In an embodiment of the present embodiment：
Jacking supporting plate is vertically slidably engaged by guide frame in cylinder body.
In an embodiment of the present embodiment：
The lower end of jacking supporting plate is connected with multiple guide rods；Multiple guide rods are uniformly distributed in the axis periphery of cylinder body；
Jacking support plate is installed on cylinder body, jacking support plate is equipped with multiple guide holes for corresponding to each guide rod respectively；
Guide rod vertically slidably engages and constitutes guide frame in guide hole.
In an embodiment of the present embodiment：
It is square platy structure to jack supporting plate position, and raising plate is circular plate structure, and jacks the quadrangle of supporting plate along level
Direction is stretched out except the corresponding region of raising plate；The four corners of jacking supporting plate are respectively arranged with elastic positioning pin, so that elasticity is fixed
Sell the rectangular periphery for being distributed in raising plate in position.
In an embodiment of the present embodiment：
Elastic positioning pin includes positioning pin and spring；
It is provided with pin hole on jacking supporting plate；Positioning pin is supported in jacking supporting plate by spring and is slidably disposed through pin
Hole.
In an embodiment of the present embodiment：
Positioning pin includes shank and the pan portion positioned at shank top, and spring is supported between pan portion and jacking supporting plate；
The top of pan portion is equipped with the positioning head of taper.
In an embodiment of the present embodiment：
There is jacking backing plate, jacking backing plate to be made of elastic material on the top of raising plate, and elastic positioning pin is in free state
Under thereon end face be higher by jacking backing plate upper surface.
Air tightness test component in the utility model embodiment can be realized to the chamber to be tested of target part into promoting the circulation of qi
Close property test.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the online air-tightness testing device in the utility model embodiment；
Fig. 2 is the A direction views of Fig. 1 (transfer assembly partial cross is to show inside structure)；
Fig. 3 carries the schematic diagram when target part of frock clamp for carrying on the online air-tightness testing device in Fig. 1；
Fig. 4 is structural schematic diagram when being jacked by the target part with frock clamp in Fig. 3；
Fig. 5 is the structural schematic diagram of the jacking cylinder component in the utility model embodiment；
Fig. 6 is the structural schematic diagram of the assembly line in the utility model embodiment.
Icon：001- assembly lines；The online air-tightness testing devices of 010-；100- air tightness test components；100a- is jacked
Cylinder assembly；101- airtight fixtures；101a- bands；102- jacks backing plate；103- raising plates；104- jacks supporting plate；105- is fixed
Position pin；106- springs；107- jacks support plate；107a- linear bearings；108- guide rods；109- jacking cylinders；109a- cylinder bodies；
109b- piston rods；200- racks；201- lower stages；202- over slings；300- transfer assemblies；302- supplied materials switchs；303- is transmitted
Band；304- motors；305- location switches；306- block pieces；310- installation frames；311- lateral shelf plates；312- transverse frame plates；313- branch
Strut；401- frock clamps；402- target parts；B1- elastic positioning pins；B2- guide frames；K1- through holes；K2- location holes；
L1- transmission lines；S1- shanks；S2- pan portions；S3- positioning heads；The channels T1-.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Embodiment
Fig. 1 is the structural schematic diagram of the online air-tightness testing device 010 in the utility model embodiment；Fig. 2 is Fig. 1
A direction views.Fig. 3 is target part 402 of the carrying with frock clamp 401 on the online air-tightness testing device 010 in Fig. 1
When schematic diagram, wherein target part 402 can be such as filter towards upper chamber with air-tightness to be detected；And Fig. 1, figure
Online air-tightness testing device 010 shown in 2 is used to carry out air tightness test to target part 402.Fig. 4 is by the band in Fig. 3
Structural schematic diagram when thering is the target part 402 of frock clamp 401 to be jacked.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the utility model embodiment provides a kind of online air-tightness testing device 010,
Air-tightness for the chamber to be tested for detecting target part 402 comprising rack 200, air tightness test component 100 and transmission group
Part 300.Air tightness test component 100 includes jacking cylinder component 100a and airtight fixture 101；Airtight fixture 101 is connected to machine
Frame 200；Jacking cylinder component 100a, which is connected to rack 200 and corresponds to, is located at 101 lower section of airtight fixture, and jacking cylinder component
The telescopic end of 100a can vertically jack target part 402 on it to make 402 palette of target part in airtight fixture
101, so that chamber to be tested is closed.For the leakproofness for improving between target part 402 and airtight fixture 101, airtight fixture 101
Lower surface has closed band 101a, and when target part 402 is by jacking to fitting airtight fixture 101, band 101a
The gap between the contact surface of both airtight fixture 101 and target part 402 is sealed, so that the chamber quilt to be tested of target part 402
The sealing closing of airtight fixture 101.
Online air-tightness testing device 010 in the present embodiment is for realizing to assembly line 001 (seeing Fig. 6, similarly hereinafter)
On the chamber (chamber of the air-tightness to be detected of such as filter) of target part 402 carry out online air-leakage test.Assembly line
It is known as target part 402 in 402 the application of the target part on 001.Online air-tightness testing device 010 in the present embodiment makes
Can be with method：When target part 402 is transmitted to the transmission line L1 (seeing Fig. 6, similarly hereinafter) of assembly line 001 at conveyer belt 303,
Conveyer belt 303 starts to continue target part 402 being transferred to the top of jacking cylinder component 100a, is then transported on the stopping of band 303；
Jacking cylinder component 100a ejections at this time are by the airtight fixture 101 of the jacking of target part 402 to fitting top, then by chamber
The modes such as interior plenum pressurize detect air-tightness；Jacking cylinder component 100a, which is fallen, after the completion of to be detected makes target part 402 return
Onto conveyer belt 303, then it is transmitted on the transmission line L1 of assembly line 001 by conveyer belt 303 and carries out subsequent handling；And this is online
Air-tightness testing device 010, which waits for, enters working cycles next time.
Referring primarily to Fig. 1, the rack 200 in the present embodiment includes lower stage 201 and is fixed on upper on lower stage 201
Hanger 202；Lower stage 201 and lower stage 201 are the three-dimensional frame structure being formed by connecting with rod piece；Over sling 202 has
The channel T1 penetrated through in the horizontal direction；Transfer assembly 300 is set in the T1 of channel, the transmission of the conveyer belt 303 of transfer assembly 300
Direction along channel T1 perforation direction.Cooperation supports the table top for being connected to lower stage 201 referring to Fig. 1, Fig. 2, transfer assembly 300
On, airtight fixture 101 is suspended vacantly in the lower surface of over sling 202, and positioned at the top of transfer assembly 300；Jacking cylinder group
Part 100a is fixed in lower stage 201, and the lift side of jacking cylinder component 100a is located at transfer assembly 300 in a contracted state
Conveyer belt 303 transmission surface lower section, and the airtight fixture 101 of corresponding top.
Referring again to Fig. 1, Fig. 2, transfer assembly 300 in the present embodiment include the conveyer belt 303 for being set to rack 200,
Positioned at the supplied materials switch 302 into end position of conveyer belt 303, the location switch of the output end position positioned at conveyer belt 303
305, positioned at the output end position of conveyer belt 303 and be capable of it is controlled vertically stretch out conveyer belt 303 transmission surface to stop mesh
Tender 402 is retracted into release the block piece 306 of blocking under the transmission surface of conveyer belt 303, and block piece 306 can be resistance
Keep off cylinder；Supplied materials switch 302 and conveyer belt 303 are connected, and trigger and pass when supplied materials switch 302 senses target part 402
Band 303 is sent to start to transmit rearward the setting position thereon of target part 402；Location switch 305 and block piece 306 are connected,
And triggering block piece 306 is acted to stretch out when location switch 305 is sensed by target part 402 that conveyer belt 303 transmits
Blocking target part 402 continues to move.
300 application method of transfer assembly in the present embodiment can be：Target part 402 be sent to conveyer belt 303 into
Enter and trigger supplied materials switch 302 when holding, starts to continue transfer destination part 402 to setting position thereon to control conveyer belt 303；
When conveyer belt 303 transmits target part 402 in place, location switch 305 is triggered, and stretches out conveyer belt to control block piece 306
303 surfaces are to stop target part 402；It shuts down when target part 402 is blocked conveyer belt 303 after part 306 blocks, to real
Target part 402 is controllably now transmitted to setting position, airtight test process is carried out with waiting such as being jacked in the position
Action.Target part 402 accurately can be sent to setting position etc. and stay in this by the transfer assembly 300 in the present embodiment as a result,
Station such as carries out airtight test process actions by jacking.
In an embodiment of the present embodiment, transfer assembly 300 further includes the installing frame for being fixedly connected on rack 200
Frame 310；Wherein installation frame 310 includes two opposite lateral shelf plates 311 and several cross being connected between two lateral shelf plates 311
Frame plate 312；Specifically, two transverse frame plates 312 and two lateral shelf plates 311 are connected with each other the installation that shape has the shape of rectangle frame shape
Frame 310, installation frame 310 further include that multiple supports respectively are connected to the supporting rod 313 between two lateral shelf plates 311.Transmission
There are two band 303 is total, and two 303 spaced settings of conveyer belt and synchronous operation, for carrying and transmission jointly on it
Target part 402.Two conveyer belts 303 are connected to the inside upper part of two lateral shelf plates 311, two conveyer belts 303 correspondingly
It is synchronized and is driven by same motor 304；Supplied materials switch 302, location switch 305, block piece 306 are also all installed on installation frame 310
On.Supplied materials switch 302 and location switch 305 are and to be connected to the interior of one of lateral shelf plate 311 close to sensitive switch
On side and induction end corresponds between two lateral shelf plates 311 upward.Have along perpendicular between two lateral shelf plates 311 in the present embodiment
To port, port allow other component (such as jacking cylinder component 100a) from bottom to top vertically stretch out installation frame 310 or
Under retraction installation frame 310.
Fig. 5 is the structural schematic diagram of the jacking cylinder component 100a in the present embodiment.Cooperation is referring to Fig. 5, in the present embodiment
Jacking cylinder component 100a include jacking cylinder 109, jacking supporting plate 104, raising plate 103, several elastic positioning pin B1；Jacking
Cylinder 109 includes cylinder body 109a and piston rod 109b；Raising plate 103 and jacking supporting plate 104 are relatively fixed with piston rod 109b
And it can be lifted with piston rod 109b；Elastic positioning pin B1 is vertically flexibly supported on jacking supporting plate 104, and is distributed in jacking
103 periphery of plate；End face is higher by the upper surface for jacking supporting plate 104 to elastic positioning pin B1 thereon in a free state.Optionally, it jacks
There is jacking backing plate 102, jacking backing plate 102 to be made of elastic material on the top of plate 103, and elastic positioning pin B1 is in a free state
End face is higher by the upper surface of jacking backing plate 102 thereon.
Jacking cylinder component 100a in the present embodiment is in use, whole be vertically set to 402 lower section of target part, jacking
The piston rod 109b of cylinder 109 drives jacking supporting plate 104 and raising plate 103 to rise simultaneously, and it is fixed to jack the elasticity on supporting plate 104
Position pin B1 elder generations contact target part 402, and target part 402 is positioned；Jacking cylinder 109 continues to jack, elastic positioning pin B1
Target part 402 stops and elastic compression, and raising plate 103 continues to rise to the lower surface for being resisted against target part 402 and realizes and pushes up
Rise target part 402.In this process, target part 402 is elastically supported and positions first, then jacked, this can avoid straight
Connect 402 unstability of target part caused by jacking applies excessive climb acceleration or jacking malposition possibility to target part 402
The problem of, it is ensured that target part 402 is accurately smoothly jacked.The jacking cylinder component 100a in the present embodiment has energy as a result,
Enough accurate advantageous effects for smoothly realizing jacking operation.
In a kind of embodiment of the utility model embodiment, jacking supporting plate 104 vertically may be used by guide frame B2
Slidably it is matched with cylinder body 109a.Optionally, the lower end of jacking supporting plate 104 is connected with multiple guide rods 108；Multiple guide rods 108 are equal
The even axis periphery for being distributed in cylinder body 109a；Jacking support plate 107 is installed on cylinder body 109a, jacking support plate 107 is equipped with multiple
The guide hole of each guide rod 108 is corresponded to respectively；Guide rod 108 is vertically slidably engaged constitutes guide frame B2 in guide hole.Into
One step, jacking has multiple linear bearing 107a for having guide hole on support plate 107；Guide rod 108 vertically slidably engages
In the guide hole of linear bearing 107a.In the present embodiment, guide frame B2 shares two groups, and two groups of guide frame B2 are symmetrical
In the both sides of cylinder body 109a.In the present embodiment, jacking supporting plate 104 is square platy structure, and raising plate 103 is circular plate knot
Structure, and the quadrangle for jacking supporting plate 104 is stretched out in the horizontal direction except 103 corresponding region of raising plate；Jack the quadrangle of supporting plate 104
Place is respectively arranged with elastic positioning pin B1, so that the rectangular peripheries for being distributed in raising plate 103 elastic positioning pin B1.
Elastic positioning pin B1 in the present embodiment includes positioning pin 105 and spring 106；It is provided with pin on jacking supporting plate 104
Hole；Positioning pin 105 is flexibly supported in jacking supporting plate 104 by spring 106 and is slidably disposed through pin hole.Wherein, positioning pin 105
Pan portion S2 including shank S1 and positioned at the tops shank S1, the resilient support of spring 106 is between pan portion S2 and jacking supporting plate 104；
The top of pan portion S2 is equipped with the positioning head S3 of taper.
Fig. 6 is the structural schematic diagram of the assembly line 001 in the present embodiment.Referring to Fig. 6, the present embodiment also provides a kind of flowing water
Line 001 can be also arranged for example at least provided with air-leakage test station on the transmission line L1 of the assembly line 001 to target part 402
The aeration cleaning process (not shown) of chamber.Online air-tightness testing device 010 above-mentioned is set at air-leakage test station
(mainly to express the relationship of transmission line L1 and conveyer belt 303, only shown in figure transfer assembly 300 conveyer belt 303 and be connected
Part-structure)；And the conveyer belt 303 of the transfer assembly 300 of online air-tightness testing device 010 constitutes the biography of assembly line 001
One section of line sending L1, and conveyer belt 303 can be with respect to the other parts independent control of the transmission line L1 of assembly line 001；Flowing water
The frock clamp 401 for being clamped and carrying on it target part 402 is carried on line 001；Frock clamp 401 includes having edge
Vertically communicated through hole K1；The lower surface of frock clamp 401 be located at around through hole K1 offer correspondence it is flexibly positioned
Sell the location hole K2 of B1；Its raising plate 103 when elastic positioning pin B1 and location hole K2 is mutually located cooperation corresponds to through hole
K1 and through hole K1 can be passed through from top to bottom.
Online air-tightness testing device 010 in the present embodiment is for realizing to the target part 402 on assembly line 001
Chamber (chamber of the air-tightness to be detected of such as filter) carries out online air-leakage test.The target part on assembly line 001
It is known as target part 402 in 402 the application.010 application method of online air-tightness testing device in the present embodiment can be：Mesh
Tender 402 triggers supplied materials inductive switch when being transmitted to the upstream end of conveyer belt 303 with the transmission line L1 of assembly line 001, to control
The operating of conveyer belt 303 processed is target part 402 to be sent at air tightness test component 100；When conveyer belt 303 is by target part 402
Inductive switch is triggered in place when transmitting in place, stretches out 303 surface of conveyer belt to control block piece 306 to stop target part
402；After target part 402, which is blocked part 306, to be blocked, conveyer belt 303 shuts down；Jacking cylinder component 100a is ejected mesh
Tender 402 jacking to fitting top airtight fixture 101, then by into chamber the modes such as plenum pressurize detect it is airtight
Property.
In summary it describes, the online air-tightness testing device 010 in the present embodiment is configured at one of assembly line 001
Station, can online to target part 402 into carry out air-leakage test.It avoids needing volume Pang as tested air-tightness in the prior art
Greatly, heavy such as filter cavity target part 402 is moved away from assembly line and is tipped upside down on airtight fixture, also to pass through limiting device
Positioning；After the completion of test, then assembly line is put back to, test process takes, and labor intensity of operating staff is big, and working efficiency is low, and not
The problem of conducive to automatic assembly line operation.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, 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 (10)
1. a kind of air tightness test component, it is characterised in that：
The air tightness test component includes rack, jacking cylinder component and airtight fixture；The airtight fixture is connected to institute
State rack；The jacking cylinder component, which is connected to the rack and corresponds to, to be located at below the airtight fixture, and the jacking gas
The telescopic end of cylinder component can vertically jack target part on it to make the target part palette in the airtight fixture,
So that chamber to be tested is closed.
2. air tightness test component according to claim 1, it is characterised in that：
The lower surface of the airtight fixture has closed band, and when the target part is jacked to being bonded the airtight work
When dress, the band seals the gap between the contact surface of both the airtight fixture and the target part, so that target part
Chamber to be tested by the airtight fixture seal close.
3. air tightness test component according to claim 1, it is characterised in that：
The rack includes lower stage and the over sling that is fixed on the lower stage；
The airtight fixture is suspended vacantly in the lower surface of the over sling；
The jacking cylinder component is fixed in the lower stage, and the lift side of the jacking cylinder component is in a contracted state
Under the table top of the lower stage.
4. air tightness test component according to claim 1, it is characterised in that：
The jacking cylinder component includes jacking cylinder, jacking supporting plate, raising plate, several elastic positioning pins；
The jacking cylinder includes cylinder body and piston rod；
The raising plate and the jacking supporting plate are relatively fixed with the piston rod and can be lifted with the piston rod；
The elastic positioning pin is vertically flexibly supported on the jacking supporting plate, and is distributed in the raising plate periphery；It is described
End face is higher by the upper surface for jacking supporting plate to elastic positioning pin thereon in a free state.
5. air tightness test component according to claim 4, it is characterised in that：
The jacking supporting plate is vertically slidably engaged by guide frame in the cylinder body.
6. air tightness test component according to claim 5, it is characterised in that：
The lower end of the jacking supporting plate is connected with multiple guide rods；Multiple guide rods are uniformly distributed in outside the axis of the cylinder body
Week；
Jacking support plate is installed on the cylinder body, the jacking support plate corresponds to leading for each guide rod respectively equipped with multiple
Hole；
The guide rod is vertically slidably engaged constitutes the guide frame in the guide hole.
7. air tightness test component according to claim 4, it is characterised in that：
The jacking supporting plate position be square platy structure, the raising plate be circular plate structure, and it is described jacking supporting plate four
Angle is stretched out in the horizontal direction except the corresponding region of the raising plate；The four corners of the jacking supporting plate are respectively arranged with the bullet
Property positioning pin, so that the rectangular periphery for being distributed in the raising plate of the elastic positioning pin.
8. air tightness test component according to claim 7, it is characterised in that：
The elastic positioning pin includes positioning pin and spring；
It is provided with pin hole on the jacking supporting plate；The positioning pin is supported in the jacking supporting plate and slidably by spring
Ground passes through the pin hole.
9. air tightness test component according to claim 8, it is characterised in that：
The positioning pin includes shank and the pan portion positioned at the shank top, and the spring is supported in the pan portion and institute
It states between jacking supporting plate；
The top of the pan portion is equipped with the positioning head of taper.
10. air tightness test component according to claim 4, it is characterised in that：
There is jacking backing plate, the jacking backing plate to be made of elastic material on the top of the raising plate, and the elastic positioning pin exists
End face is higher by the upper surface of the jacking backing plate thereon under free state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820369491.0U CN207991758U (en) | 2018-03-16 | 2018-03-16 | Air tightness test component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820369491.0U CN207991758U (en) | 2018-03-16 | 2018-03-16 | Air tightness test component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207991758U true CN207991758U (en) | 2018-10-19 |
Family
ID=63828336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820369491.0U Active CN207991758U (en) | 2018-03-16 | 2018-03-16 | Air tightness test component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207991758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444658A (en) * | 2018-06-26 | 2018-08-24 | 深圳市威富通讯技术有限公司 | Online air-tightness testing device and assembly line |
-
2018
- 2018-03-16 CN CN201820369491.0U patent/CN207991758U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444658A (en) * | 2018-06-26 | 2018-08-24 | 深圳市威富通讯技术有限公司 | Online air-tightness testing device and assembly line |
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