CN108088627A - A kind of car light air-leakage test air inlet gun - Google Patents
A kind of car light air-leakage test air inlet gun Download PDFInfo
- Publication number
- CN108088627A CN108088627A CN201711492918.2A CN201711492918A CN108088627A CN 108088627 A CN108088627 A CN 108088627A CN 201711492918 A CN201711492918 A CN 201711492918A CN 108088627 A CN108088627 A CN 108088627A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- car light
- appendix
- sliding sleeve
- bell
- 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.)
- Pending
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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
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
A kind of car light air-leakage test air inlet gun, one end of the appendix of air inlet gun is entrance, and the other end is connected with to fill in the air inlet of car light and to the outlet of car light inflation；It exports as horn mouth, bell-mouthed small head end is connected with appendix, and bell-mouthed stub end is outside；Radial convex loop fixation is set on the outer wall of appendix, and sliding sleeve can be axially slidably set on appendix along appendix；Radial convex loop is connected with sliding sleeve by handle, and the front end of first body and the lateral wall of sliding sleeve are hinged, and the front end of second body and the lateral wall of radial convex loop are hinged, and are connected between the rear end of first body and the rear end of second body by spring；The cork head that can be fitted when being arranged with the air inlet for filling in car light outside appendix with the internal face of car light air inlet, the upper end of cork head is fixed on the lower surface of sliding sleeve, and the lower end of cork head is extended on the edge of opening and the edge of opening of fixed stub end of bell-mouthed stub end.
Description
Technical field
The present invention relates to a kind of car light air-leakage test air inlet guns.
Background technology
The car light component indispensable as automobile, plays the works such as night illumination, train signal, bad weather anticollision
With, but due to the influence of material, technique etc. factor, there are the air-tightness such as gap and leakage in car light, influence car light
The performance of function.Therefore, it would be desirable to strengthen the detection to car light air-tightness.
Many car light enterprises can all be detected car light using air tightness detection machine at present, and air tightness detection machine is to car light
Interior gas transmission, by detecting car light, whether gas leakage judges the seal of car light.
The inlet duct of air tightness detection machine needs the air inlet being aligned on car light, and airtight air inlet is needed during air inlet.
The content of the invention
In order to overcome the problems referred above, the present invention provides a kind of car light air-leakage test air inlet gun.
The technical solution adopted by the present invention is：
A kind of car light air-leakage test air inlet gun, the air inlet gun include hard appendix, one end of the appendix
It is the entrance for being connected with source of the gas, the other end of the appendix is connected with to fill in the air inlet of car light and to vehicle
The outlet of lamp inflation；
The outlet is horn mouth, and the bell-mouthed small head end is connected with the appendix, described bell-mouthed big
Head end is outside；
The appendix is axially spaced equipped with radial convex loop and sliding sleeve close to bell-mouthed one end, and sliding sleeve is located at radially
Between bulge loop and horn mouth, the radial convex loop fixation is set on the outer wall of appendix, and the sliding sleeve can be axial along appendix
Slidably it is set on appendix；Radial convex loop is connected with sliding sleeve by handle, and the handle includes the first being hinged
Body and second body, the front end of the first body and the lateral wall of sliding sleeve are hinged, the front end of the second body and radial convex
The lateral wall of ring is hinged, and is connected between the rear end of first body and the rear end of second body by spring；
It can fit when being arranged with the air inlet for filling in car light outside the appendix with the internal face of car light air inlet soft
Chock plug, the upper end of the cork head are fixed on the lower surface of sliding sleeve, and the lower end of the cork head extends to bell-mouthed major part
On the edge of opening of the edge of opening at end and fixed stub end.
Further, the axial cross section of the sliding sleeve is in inverted T-shaped, and the area of the sliding sleeve lower surface is more than upper surface
Area.
Beneficial effects of the present invention are embodied in：
Cork head can be radially expanded in car light air inlet, so as to it is gas-tight seal live car light air inlet inner wall with
Gap between cork head, will not gas leakage when ensureing air inlet gun air inlet.
Description of the drawings
Fig. 1 is structure diagram when air inlet gun enters planaperturate；
Air inlet gun and planaperturate matched structure diagram when Fig. 2 is the expansion of cork head；
Fig. 3 is structure diagram when air inlet gun enters tubular port；
Air inlet gun and tubular port matched structure diagram when Fig. 4 is the expansion of cork head；
Fig. 5 is supporting structure schematic diagram；
Fig. 6 is the structure diagram of the vertical substrate of stent；
Fig. 7 is the structure diagram of the horizontal base plate of stent；
Fig. 8 is stent and the matched schematic diagram of fixture；
Fig. 9 is stent and the matched schematic diagram of air inlet gun；
Figure 10 is stent and the matched schematic diagram of manograph；
Figure 11 is plug and the matched schematic diagram of stent；
Figure 12 is the overall structure diagram of fixing device.
Specific embodiment
Referring to the drawings, a kind of car light air-leakage test air inlet gun, the air inlet gun 5 includes hard appendix 51, described
One end of appendix 51 is the entrance for being connected with source of the gas, and the other end of the appendix 51 is connected with to fill in car light
Air inlet in and to car light inflation outlet；
The outlet is horn mouth 56, and the small head end of the horn mouth 56 is connected with the appendix 51, the loudspeaker
The stub end of mouth 56 is outside；
The appendix 51 is equipped with radial convex loop 52 and sliding sleeve 53, and sliding sleeve close to one end of horn mouth 56 is axially spaced
53 between radial convex loop 52 and horn mouth 56, and the fixation of radial convex loop 52 is set on the outer wall of appendix 51, described
Sliding sleeve 53 can be axially slidably set in along appendix 51 on appendix 51；Radial convex loop 52 and sliding sleeve 53 pass through 55 phase of handle
Even, the handle 55 includes the first body 551 being hinged and second body 552, the front end of the first body 551 and cunning
The lateral wall of set 53 is hinged, and the front end of the second body 552 and the lateral wall of radial convex loop 52 are hinged, and first body 551
Rear end and second body 552 rear end between be connected by spring；
Being arranged with outside the appendix 51 can fit when filling in the air inlet of car light with the internal face of car light air inlet
Cork first 54, the upper end of the cork first 54 is fixed on the lower surface of sliding sleeve 53, and the lower end of the cork first 54 extends to
On the edge of opening of the edge of opening of the stub end of horn mouth 56 and fixed stub end.
The sealing principle of air inlet gun 5：
When the air inlet of car light is planaperturate a, cooperation schematic diagram such as Fig. 1 of the outlet of air inlet gun 5 and the air inlet of car light,
Shown in 2, when the air inlet of car light is tubular port b, cooperation schematic diagram such as Fig. 3 of the outlet of air inlet gun 5 and the air inlet of car light, 4
It is shown.
After the air inlet of car light is filled in the bottom of cork first 54, the rear end for holding handle 55 drives sliding sleeve 53 along gas transmission
Pipe 51 is moved to the direction where horn mouth 56, on the inner wall for the air inlet that the bottom outer wall face of cork first 54 is fitted in car light
(diameter of first 54 bottom of cork is identical with the aperture of car light air inlet or the diameter of first 54 bottom of cork is slightly larger than car light air inlet
Mouthful aperture so that after the air inlet of car light is filled in the bottom of cork first 54, the outside wall surface of cork first 54 can contradict car light into
On the internal face of gas port), the top of cork first 54 is subject to the extruding from sliding sleeve 53 to be radially expanded, and vehicle is sealed so as to airtight
Gap between the inner wall and cork first 54 of the air inlet of lamp.
The car light air tightness detection system built using the present invention, including air tightness detection machine and for positioning consolidating for car light
Determine device；
The air tightness detection machine includes air inlet gun 5 and manograph 6, and the air inlet gun 5 is connected with the air inlet of car light, institute
It states manograph 6 to connect with the pressure tap of car light, is equipped with to measure the sensor of the atmospheric pressure value in car light in the manograph 6,
The sensor is connected with prestoring the controller of draught head maximum, and the controller is located in the air tightness detection machine,
The output terminal of the controller is connected with display device and alarming device, and the sensor conveys the pressure information in car light
To controller, the controller is according to the pressure information control display device and alarming device in car light；
The fixing device includes the bottom plate 4 being horizontally set on the air tightness detection machine, and the bottom plate 4, which is equipped with, to be used
In the gasket 42 for placing car light, the air inlet gun 5 and manograph 6 of air tightness detection machine are arranged on the surrounding of the gasket 42, described
Several are additionally provided with around gasket 42 for positioning the fixture 3 of car light and several plugs 7 for being used to seal car light venthole；
The air inlet gun 5, the manograph 6, the fixture 3 and the plug 7 are arranged on respective stent；
The stent that can be moved and position on bottom plate 4 includes the horizontal base plate 2 and vertical substrate in prolate cube shape
1, the horizontal base plate 2 is laid on bottom plate 4, and the vertical substrate 1 is vertically set on the bottom plate 4；
The bottom of the vertical substrate 1 is close in one side 22 of the horizontal base plate 2, and the midpoint of the side 22 is original
Point, the straight line where the side 22 are y-axis, are z-axis by the origin and perpendicular to the straight line of bottom plate 4, by institute
The origin stated and straight line perpendicular to vertical 1 place plane of substrate is x-axis；It is provided on the horizontal base plate 2 and extends along the x-axis direction
The first slot 21, the first bolt 211,211 bottom of the first bolt and 4 phase of bottom plate are slideably equipped in first slot 21
Even, top connects first nut that can be tightened in horizontal base plate 2 on bottom plate, so that horizontal base plate 2 moves on bottom plate 4
Or positioning；The bottom of the vertical substrate 1 is equipped with the second slot 12 extended along the y-axis direction, the horizontal base where the side 22
The side of plate 2 is equipped with the second bolt 23, and the second bolt 23 is slideably threaded through 12 on the second slot, the second bolt 23 connection one
A the second nut that horizontal base plate 2 and vertical substrate 1 can be screwed together, so as to vertical substrate 1 along y-axis compared with horizontal base
Plate 2 carries out fine position；The 3rd slot 11 extended along the z-axis direction is provided on vertical substrate 1, for connecting the air inlet gun 5, institute
The 3rd bolt 111 for stating manograph 6, the fixture 3 or the plug 7 is slideably threaded through in the 3rd slot 11, and the 3rd
It is set on bolt 111 there are two the 3rd nut for being located at 11 both sides of the 3rd slot respectively, so as to when needed by the 3rd bolt 111
It is fixed on vertical substrate 1.
The bottom plate 4 is equipped with to be arranged with 211 matched jack 41 of the first bolt, multiple jacks 41 on bottom plate
Into matrix, open that there are two first slot 21 that is mutually parallel, the spacing of two first slots 21 on the horizontal base plate 2
Equal to the spacing of adjacent two jack 41 along the y-axis direction.
The length of first slot 21 is equal to the half of the spacing of adjacent two jack 41 along the x-axis direction.
The shape of first slot 21, the second slot 12 and the 3rd slot 11 is kidney slot.
1st, coarse adjustment：
The bottom plate 4 is equipped with the jack 41 by matrix arrangement, since horizontal base plate 2 and vertical substrate 1 are to be connected to
Together, when changing fixed position of first bolt 211 on bottom plate 4 along the x-axis direction to change the installation position of horizontal base plate 2
When putting, you can fixture, air inlet gun, manograph or the plug on vertical substrate 3 are adjusted into row position along the x-axis direction；Work as edge
It y-axis direction and changes the first bolt when the fixed position on bottom plate is to change the installation site of horizontal base plate, you can along y-axis
Direction adjusts fixture 3, air inlet gun 5, manograph 6 or the plug 7 on vertical substrate into row position.Change on vertical substrate 3
Fixed position of three bolts 111 on the 3rd slot 11, you can along the z-axis direction to fixture 3, air inlet gun 5, manograph 6 or plug 7
Setting height(from bottom) is adjusted.
2nd, finely tune：
After the first bolt 211 is had been fixed on some jack 41, the first slot 21 is slided, adjusts the first slot 21 by the first spiral shell
211 fixed position of bolt to change the installation site of horizontal base plate 2 along the x-axis direction, you can along the x-axis direction to vertical substrate
Fixture 3, air inlet gun 5, manograph 6 or plug 7 on 1 carry out fine position；The second slot 12 is slided, adjusts the second slot 12 by second
23 fixed position of bolt is to change the relative position of vertical substrate 3 and horizontal base plate 2, you can along the y-axis direction to vertical substrate 3
On fixture 3, air inlet gun 5, manograph 6 or plug 7 carry out fine position.
Multiple jacks 41 are arranged in matrix on bottom plate 4, and it is multiple rows of to refer to that the jack 41 on bottom plate 4 is equipped with, often arranges
Equipped with multiple row, and adjacent receptacle 41 is mutually aligned.The spacing of two first slots 21 is equal to adjacent two jack 41 along the y-axis direction
Spacing, be fixed on adjacent along the y-axis direction two in this way, first slots 21 of two on horizontal base plate 2 can be synchronous and insert
In hole 41.The length of first slot 21 is equal to the half of adjacent two jacks, 41 spacing along the x-axis direction, in this way, when the first bolt
211 are fixed on some jack 41, by slide the first slot 21, with along the x-axis direction to horizontal base plate carry out fine position when,
When two first slots 21 arbitrarily slide between two jacks 41, it can be all fixed by one of jack 41.
After fixture 3 is rack-mount, the fixture 3 of no less than two is oppositely arranged on bottom plate 4, you can to car light into
Row clamping.
Air-leakage test is carried out to car light：
1st, car light is placed on gasket, passes through the stent of alignment jig 3 so that be arranged on the fixture 3 of 42 both sides of gasket
Suitable for car light, and car light is fixed, while adjust the stent of air inlet gun 5 and manograph 6, make the air inlet of air inlet gun 5 and car light
It is aligned and connects, manograph 6 is aligned and connects with the pressure tap of car light.
2nd, the gas transmission switch of air tightness detection machine is pressed, gas transmission and keeps sealing into car light by air inlet gun 5；Manograph
Air pressure in 6 dynamic measurement car lights, and shown by display device；When the draught head of the manograph measurement within the specified time difference is more than
During the draught head maximum being pre-stored in controller, judge that car light is unqualified, conversely, judging that car light is qualified；And work as and survey air pressure
When difference is more than draught head maximum, controller control alarming device acts.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Scope is not construed as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention is also and in art technology
Personnel conceive according to the present invention it is conceivable that equivalent technologies mean.
Claims (2)
1. a kind of car light air-leakage test air inlet gun, it is characterised in that：The air inlet gun includes hard appendix, the gas transmission
One end of pipe is the entrance for being connected with source of the gas, and the other end of the appendix is connected with to fill in the air inlet of car light
Outlet that is interior and being inflated to car light；
The outlet is horn mouth, and the bell-mouthed small head end is connected with the appendix, the bell-mouthed stub end
Outwards；
The appendix is axially spaced equipped with radial convex loop and sliding sleeve close to bell-mouthed one end, and sliding sleeve is located at radial convex loop
Between horn mouth, the radial convex loop fixation is set on the outer wall of appendix, and the sliding sleeve can slide axially along appendix
Ground is set on appendix；Radial convex loop is connected with sliding sleeve by handle, the handle include the first body that is hinged and
Second body, the front end of the first body and the lateral wall of sliding sleeve are hinged, the front end of the second body and radial convex loop
Lateral wall is hinged, and is connected between the rear end of first body and the rear end of second body by spring；
The cork head that can be fitted when being arranged with the air inlet for filling in car light outside the appendix with the internal face of car light air inlet,
The upper end of the cork head is fixed on the lower surface of sliding sleeve, and the lower end of the cork head extends to opening for bell-mouthed stub end
On the edge of opening of mouth edge and fixed stub end.
2. a kind of car light air-leakage test air inlet gun as described in claim 1, it is characterised in that：The axial direction of the sliding sleeve is cut
Face is in inverted T-shaped, and the area of the sliding sleeve lower surface is more than the area of upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492918.2A CN108088627A (en) | 2017-12-30 | 2017-12-30 | A kind of car light air-leakage test air inlet gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492918.2A CN108088627A (en) | 2017-12-30 | 2017-12-30 | A kind of car light air-leakage test air inlet gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108088627A true CN108088627A (en) | 2018-05-29 |
Family
ID=62181102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711492918.2A Pending CN108088627A (en) | 2017-12-30 | 2017-12-30 | A kind of car light air-leakage test air inlet gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108088627A (en) |
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| CN206223359U (en) * | 2016-11-10 | 2017-06-06 | 江苏文光车辆附件有限公司 | A kind of airtight detection inflation plug of automobile lamp |
| CN207689084U (en) * | 2017-12-30 | 2018-08-03 | 台州市健特交通器材有限公司 | A kind of car light air-leakage test air inlet gun |
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2017
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Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202033159U (en) * | 2011-03-31 | 2011-11-09 | 长城汽车股份有限公司 | Air tightness detector for car lamps |
| CN203275027U (en) * | 2013-01-15 | 2013-11-06 | 贵州高峰石油机械股份有限公司 | Detection tool for detecting seal performance of pipe thread |
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| CN204556176U (en) * | 2015-04-27 | 2015-08-12 | 南京板桥消防设备有限责任公司 | Welded gas cylinder tightness test fixture |
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