CN207007442U - Straight welding line vacuum checking device - Google Patents
Straight welding line vacuum checking device Download PDFInfo
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- CN207007442U CN207007442U CN201720777203.0U CN201720777203U CN207007442U CN 207007442 U CN207007442 U CN 207007442U CN 201720777203 U CN201720777203 U CN 201720777203U CN 207007442 U CN207007442 U CN 207007442U
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- joint strip
- sealing joint
- vacuum
- box body
- welding line
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Abstract
Straight welding line vacuum checking device is the utility model is related to, including:Box body, vacuum generator and pressure vacuum gauge, the one side of the box body is provided with the first sealing joint strip and the second sealing joint strip of closed ring, first sealing joint strip is arranged at the outside of second sealing joint strip, second sealing joint strip is connected to form test chamber with the box body, and the vacuum generator connects with the pressure vacuum gauge with the test chamber.When weld seam detection face exist it is uneven, the second sealing joint strip is caused to be brought into close contact when detection faces, first sealing joint strip can be in crimp under the pressure of less vacuum pressure and external force, detection faces are closely attached on to being sealed on the outside of the second sealing joint strip, improve the vacuum of test chamber, and with the increase of vacuum, second sealing joint strip can be close to detection faces under the vacuum pressures, so as to solve the problems, such as to seal difficulty, and then make it that weld seam detection is time-consuming shorter, effectively improve detection efficiency.
Description
Technical field
Weld seam detection technical field is the utility model is related to, more particularly to straight welding line vacuum checking device.
Background technology
Straight welding line vacuum box is widely used in detection weld defect, in particular for plate weld seam detection, but is examining
The initial period of survey, encapsulant are difficult to be close to weld seam detection face to form confined space, and reason is sealed bottom material material
Matter is harder to be difficult to by compression, and is detected weld seam face and exists uneven, is caused in the less vacuum pressure of initial period
Under be difficult to be extruded weld seam detection face, sealing is extremely difficult, and so as to cause weld seam detection time-consuming longer, efficiency is low.
Utility model content
Based on this, it is necessary to for traditional straight welding line vacuum box detection efficiency it is low the defects of, there is provided a kind of straight weldering
Vacuum checking device is stitched, detection efficiency can be effectively improved.
A kind of straight welding line vacuum checking device, including:Box body, vacuum generator and pressure vacuum gauge, the box body
The first sealing joint strip and the second sealing joint strip of closed ring are simultaneously provided with, first sealing joint strip is arranged at described second
The outside of sealing joint strip, second sealing joint strip are connected to form test chamber with the box body, the vacuum generator with it is described
Pressure vacuum gauge connects with the test chamber.
Further, first sealing joint strip is raised in the height of the box body more than second sealing joint strip projection
In the height of the box body.
Further, the height that first sealing joint strip is raised in the box body is 40mm~60mm.
Further, the height that first sealing joint strip is raised in the box body is 50mm.
Further, the height that second sealing joint strip is raised in the box body is 20mm~40mm.
Further, the height that second sealing joint strip is raised in the box body is 30mm.
Further, it is close backwards to described first with the pressure vacuum gauge to may be contained within the box body for the vacuum generator
The one side of strip of paper used for sealing.
Further, the hardness of first sealing joint strip is less than the hardness of second sealing joint strip.
Further, the material of first sealing joint strip is foam sponge.
Further, the material of second sealing joint strip is cellular rubber.
The beneficial effects of the utility model are:When weld seam detection face exists uneven, cause the second sealing joint strip can not
Be brought into close contact when detection faces, the first sealing joint strip can in crimp under the pressure of less vacuum pressure and external force,
Detection faces are closely attached on to being sealed on the outside of the second sealing joint strip, improve the vacuum of test chamber, and with the increasing of vacuum
Add, the second sealing joint strip can be close to detection faces under the vacuum pressures, so as to solve the problems, such as to seal difficulty, and then cause weldering
Seam detection is time-consuming shorter, effectively improves detection efficiency.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a direction structure schematic diagram of the straight welding line vacuum checking device of an embodiment;
Fig. 2 is along the cross-sectional view of A-A hatchings in Fig. 1;
Fig. 3 is the other direction structural representation of the straight welding line vacuum checking device of an embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belong to the scope of the utility model protection.
As depicted in figs. 1 and 2, it is the straight welding line vacuum checking device 10 of the preferred embodiment of the utility model one, is wrapped
Include:Box body 100, vacuum generator 200 and pressure vacuum gauge 300, the one side of the box body 100 are provided with the first of closed ring
The sealing joint strip 120 of sealing joint strip 110 and second, first sealing joint strip 110 are arranged at the outer of second sealing joint strip 120
Side, second sealing joint strip 120 are connected to form test chamber 101 with the box body 100, the vacuum generator 200 with it is described
Pressure vacuum gauge 300 connects with the test chamber 101.
For example, the material of the box body 100 is lucite, the box body 100 is tabular, and the one side of the box body 100 is set
Be equipped with the first sealing joint strip 110 and the second sealing joint strip 120 of closed ring, another side be provided with vacuum generator 200 with it is true
Hollow pressure gauge 300, for example, vacuum generator 200 may be contained within the box body 100 backwards to described first with pressure vacuum gauge 300
The one side of sealing strip.It is noted that the first sealing joint strip 110 and the second sealing joint strip 120 are closed ring, i.e., first is close
The sealing joint strip 120 of seal strip 110 and second is respectively that at least one adhesive tape head and the tail connection forms closed ring, and the annular can be
Rectangle or circle or triangle either polygon.For example, as shown in figure 3, first sealing joint strip 110
Shape matches with the shape of the second sealing joint strip 120, for example, straight-flanked ring of first sealing joint strip 110 for closing, for example, second
Sealing joint strip 120 is the straight-flanked ring of closing;And for example, the first sealing joint strip 110 for closing circular rings, the second sealing joint strip 120
For the circular rings of closing, the first sealing joint strip 110 and the second sealing joint strip 120 are arranged concentrically.
Due to 120 connection sealed around of the second sealing joint strip, and it is connected with the one side of box body 100, so that second is close
Seal strip 120 forms the test chamber 101 of one side open with box body 100, i.e. the test chamber 101 is the annular seal space of semi open model, should
Test chamber 101 is used for when the second sealing joint strip 120 is close to detection faces, forms hermetically sealed test chamber 101 with detection faces, i.e.,
Detection faces, the second sealing joint strip 120 and box body 100 are in turn connected to form the test chamber 101 of sealing, the test chamber 101 and vacuum
Generator 200 connects with pressure vacuum gauge 300, for example, the box body 100 has first through hole and the second through hole, vacuum generator
200 and pressure vacuum gauge 300 connected respectively by first through hole and the second through hole with test chamber 101, so, vacuum generator
200 pairs of hermetically sealed test chambers 101 are vacuumized, and pressure vacuum gauge 300 is examined to the vacuum inside test chamber 101
Survey, so as to detect that the weld seam of detection faces whether there is defect.
In concrete application, when weld seam detection face exist it is uneven, cause the second sealing joint strip 120 can not be brought into close contact in
During detection faces, the first sealing joint strip 110 can be closely attached on inspection in crimp under the pressure of less vacuum pressure and external force
Survey and sealed in face of the outside of the second sealing joint strip 120, improve the vacuum of test chamber 101, and with the increase of vacuum,
Second sealing joint strip 120 can be close to detection faces under the vacuum pressures, so as to solve the problems, such as to seal difficulty, and then cause weldering
Seam detection is time-consuming shorter, effectively improves detection efficiency.
In order that the sealing effectiveness for obtaining the first sealing joint strip 110 is more preferably, the vacuum of test chamber 101 is improved, and then improve
Detection efficiency, in one embodiment, as shown in Fig. 2 first sealing joint strip 110 is raised in the height of the box body 100
More than the height that second sealing joint strip 120 is raised in the box body 100.For example, the thickness of first sealing joint strip 110
More than the thickness of second sealing joint strip 120.For example, first sealing joint strip 110 is raised in the height of the box body 100
The thickness of as described first sealing joint strip 110, the height that second sealing joint strip 120 is raised in the box body 100 are
The thickness of second sealing joint strip 120.In the present embodiment, because the height of the first sealing joint strip 110 is more than the second sealing
The height of adhesive tape 120, therefore, in detection, the first sealing joint strip 110 fits with detection faces first, and then make it that second is close
The outside of seal strip 120 i.e. the outside of test chamber 101 are in closed state, are advantageous to the taking out to test chamber 101 of vacuum generator 200
Vacuum, improve vacuum generator 200 and efficiency is vacuumized to test chamber 101, so as to improve the vacuum of test chamber 101, and then
Improve detection efficiency.
For example, the height that first sealing joint strip 110 is raised in the box body 100 is 40mm~60mm, for example, described
The height that second sealing joint strip 120 is raised in the box body 100 is 20mm~40mm, it is preferable that first sealing joint strip 110
The height for being raised in the box body 100 is 50mm, it is preferable that further, second sealing joint strip 120 is raised in the box
The height of body 100 is 30mm.Because the height of the first sealing joint strip 110 is more than the height of the second sealing joint strip 120, therefore,
During detection, the first sealing joint strip 110 is fitted with detection faces first, and then the outside of the second sealing joint strip 120 is namely examined
It is in closed state to survey the outside of chamber 101, is advantageous to the vacuumizing to test chamber 101 of vacuum generator 200, improves vacuum generator
200 pairs of test chambers 101 vacuumize efficiency, so as to improve the vacuum of test chamber 101, and then improve detection efficiency.
In one embodiment, the hardness of first sealing joint strip 110 is less than the hard of second sealing joint strip 120
Degree, specifically, in order that obtaining the sealing effectiveness of the first sealing joint strip 110 more preferably so that the first sealing joint strip 110 relative second is close
Seal strip 120 is easier to fit in detection faces, for example, the material of first sealing joint strip 110 is foam sponge, for example, institute
The material for stating the first sealing joint strip 110 is nitrile rubber foam sponge, for example, the material of second sealing joint strip 120 is rubber
Gelatin sponge, for example, the material of second sealing joint strip 120 is rigid cellular rubber, so, due to the first sealing joint strip 110
For cellular rubber, its quality is more soft, is easy to the deformation under vacuum action and the effect of external force pressure, so, it is easier to tight
It is closely connected together in detection faces, and with the first sealing joint strip 110 deformation compress so that the second sealing joint strip 120 fits in detection
Face so that test chamber 101 is fully sealed, and under vacuum so that the connection of the second sealing joint strip 120 and detection faces is more
Closely, so that the vacuum of test chamber 101 is higher, be advantageous to improve the detection efficiency to detection faces weld seam.
It is a specific testing example below:
Weld seam detection faces are detected using traditional straight welding line vacuum box, the straight welding line vacuum box is provided with one
The rigid caulking gum of circle, the straight welding line vacuum box is 3~4 minutes to weld seam detection faces detection required time, and uses this
Straight welding line vacuum checking device in utility model is about 1 minute to weld seam detection faces detection required time, it can be seen that, this
The straight welding line vacuum checking device of utility model can effectively improve the detection efficiency to weld seam detection faces.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. straight welding line vacuum checking device, it is characterised in that including:Box body, vacuum generator and pressure vacuum gauge, institute The one side for stating box body is provided with the first sealing joint strip and the second sealing joint strip of closed ring, and first sealing joint strip is arranged at The outside of second sealing joint strip, second sealing joint strip are connected to form test chamber with the box body, and the vacuum occurs Device connects with the pressure vacuum gauge with the test chamber.
- 2. straight welding line vacuum checking device according to claim 1, it is characterised in that first sealing joint strip is raised It is more than second sealing joint strip in the height of the box body and is raised in the height of the box body.
- 3. straight welding line vacuum checking device according to claim 2, it is characterised in that first sealing joint strip is raised In the height of the box body be 40mm~60mm.
- 4. straight welding line vacuum checking device according to claim 3, it is characterised in that first sealing joint strip is raised In the height of the box body be 50mm.
- 5. straight welding line vacuum checking device according to claim 2, it is characterised in that second sealing joint strip is raised In the height of the box body be 20mm~40mm.
- 6. straight welding line vacuum checking device according to claim 5, it is characterised in that second sealing joint strip is raised In the height of the box body be 30mm.
- 7. straight welding line vacuum checking device according to claim 1, it is characterised in that the vacuum generator with it is described Pressure vacuum gauge may be contained within one side of the box body backwards to first sealing strip.
- 8. straight welding line vacuum checking device according to claim 1, it is characterised in that first sealing joint strip it is hard Hardness of the degree less than second sealing joint strip.
- 9. straight welding line vacuum checking device according to claim 8, it is characterised in that the material of first sealing joint strip Matter is foam sponge.
- 10. straight welding line vacuum checking device according to claim 8, it is characterised in that second sealing joint strip Material is cellular rubber.
Priority Applications (1)
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CN201720777203.0U CN207007442U (en) | 2017-06-29 | 2017-06-29 | Straight welding line vacuum checking device |
Applications Claiming Priority (1)
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CN201720777203.0U CN207007442U (en) | 2017-06-29 | 2017-06-29 | Straight welding line vacuum checking device |
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CN207007442U true CN207007442U (en) | 2018-02-13 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112595470A (en) * | 2020-12-09 | 2021-04-02 | 西安近代化学研究所 | Quality inspection method for plane local sealing weld joint |
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2017
- 2017-06-29 CN CN201720777203.0U patent/CN207007442U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112595470A (en) * | 2020-12-09 | 2021-04-02 | 西安近代化学研究所 | Quality inspection method for plane local sealing weld joint |
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GR01 | Patent grant | ||
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CP03 | Change of name, title or address |
Address after: 578101 No. 75 Binhai Avenue, Yangpu Economic Development Zone, Hainan Province Patentee after: National Pipe Network Group Hainan Natural Gas Co.,Ltd. Address before: 578101 office area of CNOOC Hainan Natural Gas Co., Ltd., east of Binhai Avenue, Yangpu Economic Development Zone, county-level administrative unit directly under the central government of Hainan Province Patentee before: CNOOC HAINAN NATURAL GAS Co.,Ltd. |