CN215058821U - Vacuum box for detecting welding seam - Google Patents
Vacuum box for detecting welding seam Download PDFInfo
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- CN215058821U CN215058821U CN202120879875.9U CN202120879875U CN215058821U CN 215058821 U CN215058821 U CN 215058821U CN 202120879875 U CN202120879875 U CN 202120879875U CN 215058821 U CN215058821 U CN 215058821U
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Abstract
The utility model discloses a vacuum box for detecting welding seam, including lower extreme open-ended box body, vacuum aspiration pump interface and the vacuum pressure gage of setting on the box body, the ring channel has been seted up to the lower terminal surface fixedly connected with annular sealing strip of box body, annular sealing strip's lower extreme, the inside of the both sides wall of symmetry is provided with the regulation structure that is used for discharging the inside air of ring channel on the box body. The utility model discloses a set up the ring channel bottom the annular seal strip, set up simultaneously and adjust the structure and discharge in advance the air of annular channel inside, the sealing strip can hug closely the welding seam and detect the face in order to form airtight space, makes the sealed effect of annular seal strip better, and is sealed faster to the efficiency that detects when carrying out vacuum detection is higher, has solved the not good and inefficiency problem of current vacuum box detection effect.
Description
Technical Field
The utility model relates to a welding seam detects technical field, concretely relates to a vacuum box for detecting welding seam.
Background
The welding seam vacuum box is widely used for detecting welding seam defects, particularly for flat-plate-type welding seam detection, but in the initial stage of detection, because the material of the sealing material at the bottom of the vacuum box is hard, the sealing material is difficult to be compressed and deformed, the effect that the sealing material is tightly attached to a welding seam detection surface to form a closed space is not good, and the detected welding seam surface has unevenness, the welding seam detection surface is difficult to be extruded and attached to under the smaller vacuum pressure in the initial stage, the sealing is quite difficult, the time consumption of the welding seam detection is long, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the not good and inefficiency problem of current vacuum box detection effect, provide a vacuum box for detecting the welding seam, concrete technical scheme as follows:
the utility model provides a vacuum box for detecting welding seam, includes lower extreme open-ended box body, sets up vacuum aspiration pump interface and the vacuum pressure gage on the box body, the lower terminal surface fixedly connected with annular sealing strip of box body, the ring channel has been seted up to the lower extreme of annular sealing strip, the inside of the both sides wall of box body symmetry all is provided with the regulation structure that is used for discharging the inside air of ring channel.
Furthermore, the adjusting structure comprises a first mounting hole, a second mounting hole and a third mounting hole which are sequentially communicated from bottom to top and are arranged in the side wall of the box body, the first mounting hole, the second mounting hole and the third mounting hole are positioned in a fourth mounting hole, the lower end of the first mounting hole penetrates through the annular sealing strip and is communicated with the bottom of the annular groove, the fourth mounting hole is transversely arranged, the right end of the connecting rod penetrates through the outer side of the box body, the connecting rod arranged in the side wall of the box body is vertically arranged, one end of the connecting rod is fixed with the sealing block, the other end of the connecting rod sequentially penetrates through the first mounting hole, the second mounting hole, the third mounting hole and the fourth mounting hole, a sealing ring is fixedly sleeved in the middle of the connecting rod in the second mounting hole, a return spring is arranged below the sealing ring, the reset spring is wound on the connecting rod, one end of the reset spring is fixedly connected with the hole bottom of the second mounting hole, the other end of the reset spring is fixedly connected with the sealing ring, and the inserting rod is inserted in the fourth mounting hole.
Furthermore, the end of the inserted link inserted in the fourth mounting hole is an inclined plane, and the end of the inserted link far away from the fourth mounting hole is fixedly connected with the limiting block.
Furthermore, the limiting block is provided with anti-skid lines.
Furthermore, the shape of the longitudinal section of the second mounting hole is convex, the shape of the sealing ring is the same as that of the second mounting hole, the transverse size of the lower end of the sealing ring is smaller than that of the lower end of the second mounting hole, and the upper end of the sealing ring is in interference fit with the upper end of the second mounting hole.
Furthermore, the sealing block is made of rubber.
Further, the shape of the longitudinal section of the annular groove is trapezoidal.
Furthermore, an observation window is arranged above the box body.
The utility model discloses following beneficial effect has:
the utility model discloses a set up the ring channel bottom the annular seal strip, set up simultaneously and adjust the structure and discharge in advance the air of annular groove inside, the sealing strip can hug closely the welding seam and detect the face in order to form airtight space, makes the sealed effect of annular seal strip better, and is sealed faster to the efficiency that detects when carrying out vacuum test is higher.
Drawings
FIG. 1 is a schematic view of a vacuum box for detecting a weld;
fig. 2 is a sectional view of an adjustment structure of a vacuum box for detecting a weld.
Reference numerals: 1. a box body; 2. an observation window; 3. a limiting block; 4. an annular sealing strip; 5. a vacuum pump interface; 6. inserting a rod; 7. an annular groove; 11. a fourth mounting hole; 12. a connecting rod; 13. a third mounting hole; 14. a second mounting hole; 15. a seal ring; 16. a return spring; 17. a first mounting hole; 18. and (6) sealing the block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings attached to the specification of the present invention. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations, and features of the embodiments and examples described below may be combined with each other without conflict. The examples given are only for explaining the invention and are not intended to limit the scope of the invention.
Examples
Referring to fig. 1 and 2, the present embodiment provides a vacuum box for detecting a weld, including a box body 1 with an open lower end, a vacuum pump interface 5 and a vacuum pressure gauge, the vacuum pump interface 5 is disposed on the box body 1, an annular sealing strip 4 is fixedly connected to the lower end surface of the box body 1, an annular groove 7 is disposed at the lower end of the annular sealing strip 4, and adjusting structures for discharging air inside the annular groove 7 are disposed inside two symmetrical side walls of the box body 1.
The adjusting structure comprises a first mounting hole 17, a second mounting hole 14, a third mounting hole 13 and a fourth mounting hole 11 which are sequentially communicated from bottom to top and are arranged inside the side wall of the box body 1, the lower end of the first mounting hole 17 penetrates through the annular sealing strip 4 and is communicated with the groove bottom of the annular groove 7, the fourth mounting hole 11 is transversely arranged, the right end of the fourth mounting hole penetrates through the outer side of the box body 1, a connecting rod 12 arranged inside the side wall of the box body 1 is vertically arranged, one end of the fourth mounting hole is fixed with a sealing block 18, the other end of the fourth mounting hole 11 is sequentially positioned in the fourth mounting hole after penetrating through the first mounting hole 17, the second mounting hole 14 and the third mounting hole 13, a sealing ring 15 is fixedly sleeved at the middle part of the connecting rod 12 in the second mounting hole 14, a return spring 16 is arranged below the sealing ring 15, the return spring 16 is wound on the connecting rod 12, one end of the return spring 16 is fixedly connected with the hole bottom of the second mounting hole 14, the other end is fixedly connected with a sealing ring 15, and an inserting rod 6 is inserted in the fourth mounting hole 11.
The shape of the longitudinal section of the second mounting hole 14 is convex, the shape of the sealing ring 15 is the same as that of the second mounting hole 14, the transverse size of the lower end of the sealing ring 15 is smaller than that of the lower end of the second mounting hole 14, the upper end of the sealing ring 15 is in interference fit with the upper end of the second mounting hole 14, air can pass through the second mounting hole 14 when the sealing ring 15 moves downwards in the arrangement mode, the mounting hole can be blocked when the sealing ring 15 moves upwards, and the sealing ring 15 made of rubber can better play a sealing role.
When the device is used for vacuum detection, an operator inserts the end part of the insertion rod 6 into the fourth mounting hole 11, the upper end of the connecting rod 12 is pushed downwards by the insertion rod 6, the upper end of the connecting rod 12 is abutted against the lower side wall of the insertion rod 6, the sealing ring 15 connected with the connecting rod 12 moves downwards to enable a gap to be formed between the sealing ring 15 and the second mounting hole 14, the reset spring 16 is in a pressing state, and the sealing block 18 moves downwards to enable the gap between the first mounting hole 17 and the connecting rod 12 to be communicated with the annular groove 7; cover box body 1 on the welding seam detects the face, press down box body 1 is whole, the inside air of ring channel 7 passes through first mounting hole 17 in proper order, outside second mounting hole 14 and third mounting hole 13 back by fourth mounting hole 11 eduction gear, take inserted bar 6 out this moment, under reset spring 16's effect, sealing washer 15 is sealed with the upper end of second mounting hole 14, sealed piece 18 plugs up the lower extreme of first mounting hole 17, at this moment, box body 1 is adsorbed on the welding seam detects the panel, install the vacuum aspiration pump on vacuum aspiration pump interface 5, can carry out vacuum detection to the welding seam.
Through setting up ring channel 7 in 4 bottoms of annular sealing strip, set up simultaneously and adjust the structure and discharge in advance the inside air of ring channel 7, the sealing strip can hug closely the welding seam and detect the face in order to form airtight space, makes 4 sealed effects of annular sealing strip better, and is sealed faster to the efficiency that detects when carrying out vacuum test is higher.
In the preferred scheme of the embodiment, one end of the inserted link 6 inserted into the fourth mounting hole 11 is an inclined surface, so that the inserted link 6 presses the limiting rod downwards, and one end of the inserted link 6 far away from the fourth mounting hole 11 is fixedly connected with the limiting block 3; the limiting block 3 is provided with anti-slip lines, so that an operator can use the insertion rod 6 conveniently.
In the embodiment, as a preferable scheme, the observation window 2 is arranged above the box body 1, so that an operator can observe the condition of the welding seam when performing vacuum operation.
It is to be noted that, in this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion, so that an article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a vacuum box for detecting welding seam, includes lower extreme open-ended box body (1), sets up vacuum aspiration pump interface (5) and the vacuum pressure gage on box body (1), its characterized in that, lower terminal surface fixedly connected with annular sealing strip (4) of box body (1), annular groove (7) have been seted up to the lower extreme of annular sealing strip (4), the inside of the both sides wall of box body (1) symmetry all is provided with the regulation structure that is used for discharging annular groove (7) inside air.
2. The vacuum box for detecting the welding line according to claim 1, wherein the adjusting structure comprises a first mounting hole (17), a second mounting hole (14), a third mounting hole (13) and a fourth mounting hole (11) which are sequentially communicated from bottom to top and are arranged inside the side wall of the box body (1), the lower end of the first mounting hole (17) penetrates through the annular sealing strip (4) and is communicated with the bottom of the annular groove (7), the fourth mounting hole (11) is transversely arranged, the right end of the fourth mounting hole penetrates through the outer side of the box body (1), a connecting rod (12) arranged inside the side wall of the box body (1) is vertically arranged, one end of the connecting rod is fixed with the sealing block (18), the other end of the connecting rod penetrates through the first mounting hole (17), the second mounting hole (14) and the third mounting hole (13) in sequence and then is arranged in the fourth mounting hole (11), a sealing ring (15) is fixedly sleeved in the middle of the connecting rod (12) in the second mounting hole (14), a return spring (16) is arranged below the sealing ring (15), the return spring (16) is wound on the connecting rod (12), one end of the return spring (16) is fixedly connected with the bottom of the second mounting hole (14), the other end of the return spring is fixedly connected with the sealing ring (15), and an insertion rod (6) is inserted into the fourth mounting hole (11).
3. The vacuum box for detecting the weld joint according to claim 2, wherein one end of the insertion rod (6) inserted into the fourth mounting hole (11) is an inclined surface, and one end of the insertion rod far away from the fourth mounting hole (11) is fixedly connected with the limiting block (3).
4. The vacuum box for detecting welding seams according to claim 3, wherein the limiting block (3) is provided with anti-skid lines.
5. The vacuum box for detecting a weld according to claim 2, wherein the second mounting hole (14) has a convex shape in longitudinal section, the sealing ring (15) has the same shape as the second mounting hole (14), the transverse dimension of the lower end of the sealing ring (15) is smaller than that of the lower end of the second mounting hole (14), and the upper end of the sealing ring (15) is in interference fit with the upper end of the second mounting hole (14).
6. Vacuum box for detecting welds according to claim 2, characterized in that the material of the sealing block (18) is rubber.
7. Vacuum box for detecting welds according to claim 1, characterized in that the longitudinal section of the annular groove (7) is trapezoidal in shape.
8. A vacuum box for detecting welds according to claim 1, characterized in that a viewing window (2) is provided above the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120879875.9U CN215058821U (en) | 2021-04-26 | 2021-04-26 | Vacuum box for detecting welding seam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120879875.9U CN215058821U (en) | 2021-04-26 | 2021-04-26 | Vacuum box for detecting welding seam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215058821U true CN215058821U (en) | 2021-12-07 |
Family
ID=79109984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120879875.9U Active CN215058821U (en) | 2021-04-26 | 2021-04-26 | Vacuum box for detecting welding seam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215058821U (en) |
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2021
- 2021-04-26 CN CN202120879875.9U patent/CN215058821U/en active Active
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