CN210571226U - Fillet weld vacuum leak detection box - Google Patents
Fillet weld vacuum leak detection box Download PDFInfo
- Publication number
- CN210571226U CN210571226U CN201921832708.8U CN201921832708U CN210571226U CN 210571226 U CN210571226 U CN 210571226U CN 201921832708 U CN201921832708 U CN 201921832708U CN 210571226 U CN210571226 U CN 210571226U
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- Prior art keywords
- sliding rod
- box body
- slide bar
- sucker
- fillet weld
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- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000003860 storage Methods 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 2
- 238000005253 cladding Methods 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
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Abstract
The utility model discloses a fillet weld vacuum leak detection box, including the box body, this internal a plurality of vertical slides and a plurality of transverse slide of being equipped with of box, sliding connection has first slide bar in the vertical slide, and first sucking disc is installed to the bottom of first slide bar, and it is equipped with first spring still to overlap on the first slide bar, and sliding connection has the second slide bar in the transverse slide, and the second sucking disc is installed to the second slide bar bottom, and it is equipped with the second spring still to overlap on the second slide bar, is equipped with the recess on the first slide bar, and the one end that the second slide bar is close to first slide bar suits with the recess shape. Through setting up first slide bar and second slide bar to can drive first slide bar and second slide bar motion simultaneously through pressing the piece, thereby adsorb the box body through the absorption of first sucking disc and second sucking disc and be surveyed the angle and fall to the storage tank, need not the people hand and press alright keep airtight between box body and storage tank.
Description
Technical Field
The utility model relates to an equipment nondestructive test technical field specifically is a fillet weld vacuum leak hunting box.
Background
The leakage detection of the storage tank bottom plate is very important for enterprises, leakage of the storage tank can occur due to factors such as corrosion aging and long service life in the using process, and particularly the possibility of leakage of a welding seam on the bottom plate is higher. Therefore, the tank requires periodic inspections during use to ensure the safety of the production. In the prior art, a vacuum detection method is adopted to detect whether a welding line on the surface of a storage tank bottom plate is leaked or not, soapy water is coated on the surface of the welding line of the storage tank bottom plate, an open type seam vacuum leakage detection box is used for covering, vacuumizing is carried out in a box, whether bubbles are generated on the surface of the welding line in vacuum detection is observed, and therefore whether leakage points exist in the welding line or not is determined.
The existing open welding seam vacuum leakage detection box is difficult to enable the inside and the outside of the open detection box to form air-tight seal, the box must be pressed by an operator with strength before vacuumizing, the operator cannot release hands, once the operator releases the hands, during vacuumizing, the gas outside the open leakage detection box leaks inwards, so that detection failure is caused, and re-detection is required. And the existing open welding seam vacuum leakage detection box only has one open surface, and can not meet the detection on the corners of the bottom plate of the storage tank.
Therefore, there is a need for an improved open leak detection cartridge that addresses the deficiencies in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to not enough among the prior art, provide a fillet weld vacuum leak hunting box, need operating personnel to push down always before solving among the prior art evacuation, bring troublesome technical problem for operating personnel.
In order to solve the technical problem, the utility model discloses a following technical scheme can solve: a fillet weld vacuum leak detection box comprises a box body, wherein openings are formed in the bottom and the side wall of the box body, sealing strips are wrapped on the outer wall of the box body, an installation opening for installing an observation window is formed in the box body, a micro vacuum pump is further installed at the top of the box body and provided with an air exhaust opening, the air exhaust opening is connected with the inside of the box body, a plurality of vertical slideways and a plurality of transverse slideways are arranged in the box body, a first sliding rod is connected in the vertical slideways in a sliding mode, a first sucker is installed at the bottom end of the first sliding rod, a first spring is further sleeved on the first sliding rod, a second sliding rod is connected in the transverse slideways in a sliding mode, a second sucker is installed at the bottom end of the second sliding rod, a second spring is further sleeved on the second sliding rod, a groove is formed in the first sliding rod, one end, close to the first sliding rod, of the second sliding rod, the first sliding rod is further provided with a protrusion, the shape of the protrusion is matched with that of the groove, and the protrusion is located above the groove.
Further optimize, the cross-sectional shape of recess is the wedge face, bellied cross-sectional shape is the wedge face, the one end that the second slide bar is close to first slide bar is the wedge end.
Further preferably, the upper end of the first sliding rod penetrates through the top wall of the box body, and the upper end of the sliding rod is fixedly connected with a pressing block.
Further preferably, the sealing strip is provided with a through hole for the first sucker and the second sucker to pass through, and when the first sucker or the second sucker sucks the bottom plate or the side plate of the storage tank, the first sucker or the second sucker just covers the through hole and keeps a sealing state.
Further optimize, when first sucking disc and second sucking disc adsorbed the storage tank inner wall, the arch with second slide bar one end is laminated.
The principle of the utility model is as follows: when the corner of storage tank is required to be subjected to leakage on the welding line, firstly the surface of the welding line is preliminarily smeared by using soapy water, and then the openings in the bottom and the side wall of the box body are aligned to the side walls of the storage tank bottom plate and the storage tank. Then the pressing block is pressed downwards manually, the pressing block drives the first sliding rod to move downwards, the first sliding rod and the first sucking disc move downwards together, finally the first sucking disc is just level to the through hole at the bottom of the sealing block, and the storage tank bottom plate is sucked by the first sucking disc. Meanwhile, in the process of downward movement of the first sliding rod, the groove in the first sliding rod is matched with one end of the second sliding rod to drive the second sliding rod to slide transversely, so that the second sucker can suck the side wall of the storage tank. Therefore, the box body and the storage tank can be kept airtight through the first sucking disc and the second sucking disc without being pressed by hands of people. Then open micro vacuum pump and bleed to the air in the box body, be the vacuum state in making the box body, personnel see through the observation window whether have the bubble to produce on the welding seam and can judge whether there is the leakage in certain department on the welding seam.
The user presses the button again so that the first sliding rod has a tendency to move downward, and then releases the button so that the first spring is compressed to the limit, and then the first sliding rod is restored upward by the first spring. Meanwhile, the bulge on the first sliding rod acts on the wedge-shaped end of the second sliding rod to drive the second spring to be compressed to the limit, and then the second sliding rod recovers to the original position under the action of the second spring and enters the groove of the first sliding rod. The user can move the box body to the corner area of the storage tank to be measured again, and the steps are repeated.
The utility model has the advantages that: 1. through setting up first slide bar and second slide bar to can drive first slide bar and second slide bar motion simultaneously through pressing the piece, thereby adsorb the box body through the absorption of first sucking disc and second sucking disc and be surveyed the angle and fall to the storage tank, need not the people hand and press alright keep airtight between box body and storage tank. 2. Set up first spring and second spring return of being convenient for through first slide bar and second slide bar, rethread first slide bar sets up the arch, and when first slide bar upwards reset, the arch has transverse thrust to the second slide bar, drives the second slide bar and also resets easy operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be discussed below, it is obvious that the technical solutions described in conjunction with the drawings are only some embodiments of the present invention, and for those skilled in the art, other embodiments and drawings can be obtained according to the embodiments shown in the drawings without creative efforts.
Fig. 1 is the utility model discloses a structure schematic diagram of fillet weld vacuum leak hunting box.
Fig. 2 is a schematic view of a front view of the present invention.
Fig. 3 is a schematic view of the internal structure of the present invention viewed from the side in the initial state.
Fig. 4 is a schematic view of the internal structure of the utility model viewed from the side in the use state.
Reference numerals: the box comprises a box body 1, an observation window 2, a micro vacuum pump 3, a vertical slide 4, a transverse slide 5, a first sliding rod 6, a first sucker 7, a first spring 8, a second sliding rod 9, a second sucker 10, a second spring 11, a groove 12, a protrusion 13, a wedge-shaped end 14, a pressing block 15 and a pressure gauge 16.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
The embodiment of the utility model is shown in figures 1-4: a fillet weld vacuum leak detection box comprises a box body 1, wherein openings are formed in the bottom and the side wall of the box body 1, sealing strips are wrapped on the outer wall of the box body 1, a mounting hole for mounting an observation window 2 is formed in the box body 1, a micro vacuum pump 3 is further mounted at the top of the box body 1, the micro vacuum pump 3 is provided with an air suction hole, the air suction hole is connected with the inside of the box body 1, two vertical slideways 4 and two transverse slideways 5 are arranged in the box body 1, a first sliding rod 6 is connected in the vertical slideways 4 in a sliding mode, a first suction disc 7 is mounted at the bottom end of the first sliding rod 6, a first spring 8 is further sleeved on the first sliding rod 6, a second sliding rod 9 is connected in the transverse slideways 5 in a sliding mode, a second suction disc 10 is mounted at the bottom end of the second sliding rod 9, a second spring 11 is further sleeved on the second sliding rod 9, a groove 12 is, one end of the second sliding rod 9, which is close to the first sliding rod 6, is adapted to the shape of the groove 12, a protrusion 13 is further arranged on the first sliding rod 6, the protrusion 13 is adapted to the shape of the groove 12, and the protrusion 13 is positioned above the groove 12. In order to ensure that the projection 13 simultaneously exerts a horizontal thrust on the second slide rod 9 during the return of the first slide rod 6 to its original position, the projection 13 is provided on the first slide rod 6.
The cross-sectional shape of recess 12 is the wedge face, and the wedge face of recess 12 sets up from upper left side to right side below slope, and the upper surface is the wedge face. The cross-sectional shape of arch 13 is the wedge-shaped face, and arch 13's wedge-shaped face sets up and the lower surface is the wedge-shaped face by upper left side to below right slope. One end of the second sliding rod 9 close to the first sliding rod 6 is a wedge-shaped end 14, the wedge-shaped surface of the wedge-shaped end 14 is obliquely arranged from the upper left to the lower right, and the upper surface is a wedge-shaped surface.
The upper end of the first sliding rod 6 penetrates through the top wall of the box body 1, and the upper end of the sliding rod is fixedly connected with a pressing block 15.
The sealing strip is provided with a through hole for the first sucking disc 7 and the second sucking disc 10 to pass through, and when the first sucking disc 7 or the second sucking disc 10 sucks the bottom plate or the side plate of the storage tank, the first sucking disc 7 or the second sucking disc 10 just covers the through hole and keeps a sealing state.
When the first suction cup 7 and the second suction cup 10 suck the inner wall of the storage tank, the protrusion 13 is attached to one end of the second sliding rod 9.
And a pressure gauge 16 is also arranged on the micro vacuum pump 3.
The utility model discloses a concrete operating procedure as follows: when the corner of storage tank is required to be subjected to leakage on the welding line, firstly the surface of the welding line is preliminarily coated with soapy water, and then the openings in the bottom and the side wall of the box body 1 are aligned with the side plates of the storage tank bottom plate and the storage tank. Then the pressing block 15 is pressed downwards manually, the pressing block 15 drives the first sliding rod 6 to move downwards, so that the first sliding rod 6 and the first sucking disc 7 move downwards together, finally, the first sucking disc 7 is just level with the through hole at the bottom of the sealing block, and the first sucking disc 7 sucks the bottom plate of the storage tank. Meanwhile, in the process of downward movement of the first sliding rod 6, the groove 12 on the first sliding rod 6 is matched with the wedge-shaped end 14 of the second sliding rod 9, so that the second sliding rod 9 is driven to slide transversely, and the second suction cup 10 sucks the side plate of the storage tank. Thus, the airtight seal between the box body 1 and the storage tank can be maintained by the first suction cup 7 and the second suction cup 10 without being pressed by a human hand. Then open micro vacuum pump 3 and bleed to the air in the box body 1, be vacuum state in making the box body 1, personnel see the bubble on the welding seam through observation window 2 and can judge whether there is the leakage in some department on the welding seam.
The user presses the button 15 again so that the first slide lever 6 tends to move downward, and then releases the button 15. Since the first sliding rod 6 can not move downward any more, the first spring 8 is compressed to the limit, and then the first sliding rod 6 is restored upward to the original position by the first spring 8. Meanwhile, the protrusion 13 on the first sliding rod 6 acts on the wedge-shaped end 14 of the second sliding rod 9, and since the second sliding rod 9 can not move towards the side plate of the storage tank any more, the second spring 11 is driven to be compressed to the limit, and then the second sliding rod 9 is restored to the original position under the action of the second spring 11 and enters the groove 12 of the first sliding rod 6. The user can move the box body 1 to the corner area of the storage tank to be measured again, and the steps are repeated.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a fillet weld vacuum leak hunting box, includes the box body, box body bottom and lateral wall are equipped with the opening, box body outer wall cladding has the sealing strip, be equipped with the installing port that supplies the observation window installation on the box body, micro vacuum pump is still installed at box body top, micro vacuum pump has the extraction opening, extraction opening and box body internal connection, its characterized in that: the box comprises a box body and is characterized in that a plurality of vertical slideways and a plurality of transverse slideways are arranged in the box body, a first sliding rod is connected in the vertical slideways in a sliding mode, a first sucker is installed at the bottom end of the first sliding rod, a first spring is further sleeved on the first sliding rod, a second sliding rod is connected in the transverse slideways in a sliding mode, a second sucker is installed at the bottom end of the second sliding rod, a second spring is further sleeved on the second sliding rod, a groove is formed in the first sliding rod, one end, close to the first sliding rod, of the second sliding rod is matched with the groove in shape, a bulge is further arranged on the first sliding rod, the bulge is matched with the groove in shape, and the bulge is located above the groove.
2. The fillet weld vacuum leak detection box according to claim 1, wherein: the cross-sectional shape of recess is the wedge face, bellied cross-sectional shape is the wedge face, the one end that the second slide bar is close to first slide bar is the wedge end.
3. The fillet weld vacuum leak detection box according to claim 1, wherein: the upper end of the first sliding rod penetrates through the top wall of the box body, and the upper end of the sliding rod is fixedly connected with a pressing block.
4. The fillet weld vacuum leak detection box according to claim 1, wherein: and the sealing strip is provided with a through hole for the first sucker and the second sucker to pass through, and when the first sucker or the second sucker sucks the storage tank bottom plate or the side plate, the first sucker or the second sucker just covers the through hole and keeps a sealing state.
5. The fillet weld vacuum leak detection box according to claim 1, wherein: when the first sucker and the second sucker adsorb the inner wall of the storage tank, the bulge is attached to one end of the second sliding rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921832708.8U CN210571226U (en) | 2019-10-29 | 2019-10-29 | Fillet weld vacuum leak detection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921832708.8U CN210571226U (en) | 2019-10-29 | 2019-10-29 | Fillet weld vacuum leak detection box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210571226U true CN210571226U (en) | 2020-05-19 |
Family
ID=70662138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921832708.8U Active CN210571226U (en) | 2019-10-29 | 2019-10-29 | Fillet weld vacuum leak detection box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210571226U (en) |
-
2019
- 2019-10-29 CN CN201921832708.8U patent/CN210571226U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 7th Floor, Building A, No. 1588 Jiangnan Road, Yinzhou District, Ningbo City, Zhejiang Province, 315048 Patentee after: Ningbo Labor Safety Technology Service Co.,Ltd. Country or region after: China Address before: 7 / F, 1588 Jiangnan Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: NINGBO LABOR SAFETY TECHNOLOGY SERVICE Co. Country or region before: China |
|
| CP03 | Change of name, title or address |