CN216050530U - Helium leakage detection system for tightness of oil tank - Google Patents
Helium leakage detection system for tightness of oil tank Download PDFInfo
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- CN216050530U CN216050530U CN202121910343.3U CN202121910343U CN216050530U CN 216050530 U CN216050530 U CN 216050530U CN 202121910343 U CN202121910343 U CN 202121910343U CN 216050530 U CN216050530 U CN 216050530U
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Abstract
The utility model provides a helium leak detection system for the tightness of an oil tank, which relates to the technical field of the tightness detection of the oil tank and comprises a leak detection device and a conveying device, wherein the bottom of the leak detection device is fixedly connected with the top of the conveying device, the leak detection device comprises a vacuum box, a sealing curtain and an air suction pipe, the conveying device comprises a workbench and a light base body, the top of the workbench is movably connected with a rotating plate, and the top of the rotating plate is fixedly connected with the bottom of the light base body. According to the utility model, the inflatable bag and the light base body are added, the light base body and the inflatable bag on the inner side improve the flexibility of the sealing structure, the air release valve and the inflatable pipe can move on the inner side of the light base body, the oil tank can be suitable for sealing different oil tanks, the detection efficiency of helium leakage detection of the oil tank is improved, the air suction pipe and the delivery pipe are added on the inner side of the vacuum tank, the air suction pipe sucks the helium diffused by the air suction pipe and delivers the helium out through the delivery pipe, an operator can recover the helium, and the waste of the helium is avoided.
Description
Technical Field
The utility model relates to the technical field of oil tank sealing detection, in particular to a helium leak detection system for oil tank sealing.
Background
The oil tank is a necessary component for transmission of most machines, strict tightness detection is required in the oil tank in an assembly stage, the tightness detection of a common oil tank can be completed by using a helium leakage detection system, helium leakage detection is performed by using a vacuum tank, helium is used as tracer gas according to the basic leakage detection principle of the helium leakage detection, the helium is filled into a workpiece in the vacuum tank, then the leakage condition of the workpiece can be judged quickly and accurately with high precision by using a helium leakage detector, an operator places the workpiece in the vacuum tank and connects a workpiece interface with a quick connector in the vacuum tank, and after the vacuum tank is closed, the system can fully automatically complete the whole processes of large leakage detection, workpiece strength detection, evacuation, helium filling, leakage detection and recovery, the production beat is fast, and the leakage detection precision is high.
However, in the prior art, the operator puts into the oil tank back in the vacuum chamber, and the waste of helium can appear in the clearance when detecting again to the completion of detecting to the structure of some oil tanks is different, need match oil tank and leak hunting device and guarantee the leakproofness of oil tank detection time measuring, but current seal structure can not guarantee to be suitable for different oil tanks, can not guarantee the leakproofness if deviation appears in mounted position or angle a little.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the existing sealing structure in the prior art can not ensure the applicability to different oil tanks and the sealing performance can not be ensured if the installation position or the angle slightly deviates, and the sealing performance of the sealing helium leakage detection system for the oil tank is provided.
In order to achieve the purpose, the utility model adopts the following technical scheme: oil tank leakproofness helium leak detection system, including leak hunting device and conveyer, leak hunting device's bottom and conveyer's top fixed connection, leak hunting device includes vacuum box, sealed curtain and breathing pipe, conveyer includes workstation and light base member, the top swing joint of workstation has the rotor plate, the top of rotor plate and the bottom fixed connection of light base member, the inboard of light base member evenly is provided with a plurality of gas cell, the quantity of gas cell is four, the inboard fixedly connected with baffle of light base member, the lateral symmetry that the baffle was kept away from to the light base member is provided with the gas tube, one side of gas tube is provided with the release valve, the top of release valve and the inboard swing joint of light base member.
Preferably, the bottom of the workbench is provided with a driving motor, and the driving motor is movably connected with the rotating plate through the workbench arranged at the top of the driving motor.
Preferably, the bottom of workstation evenly is provided with a plurality of support column, the quantity of support column is three.
Preferably, a sealing chamber is arranged in the vacuum box, and the bottom of the vacuum box is fixedly connected with the top of the workbench.
Preferably, driving parts are symmetrically arranged on one side of the top end of the vacuum box, and one end of each driving part is movably connected with a contraction rod.
Preferably, the bottom of the contraction rod is movably connected with the top of the sealing curtain, and the sealing curtain is arranged at the top end of the rotating plate.
Preferably, the rear end of the vacuum box is provided with an outlet pipe, the inner side of the rear end of the vacuum box is provided with a control piece, two ends of the control piece are symmetrically provided with air suction pipes, one end of each air suction pipe, far away from the control piece, is fixedly connected with an air suction port, and the outlet pipe is fixedly connected with the control piece through the vacuum box arranged on one side of the outlet pipe.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the utility model, the inflatable bag and the light base body are additionally arranged on the top of the rotating plate, so that the traditional sealing structure with partial rigidity is eliminated, the flexibility of the sealing structure is improved by the light base body and the inflatable bag on the inner side, the air release valve and the inflation tube can move on the inner side of the light base body, the sealing structure is suitable for sealing different oil tanks, and the detection efficiency of helium leakage detection on the oil tanks is greatly improved.
2. According to the utility model, the air suction pipe and the delivery pipe are additionally arranged on the inner side of the vacuum box, particularly in the gap between the detection completion and the re-detection, the air suction pipe sucks the helium gas released out and delivers the helium gas out through the delivery pipe, so that an operator can recover the helium gas, and the helium gas is prevented from being wasted.
3. According to the utility model, the driving piece and the sealing curtain are additionally arranged on one side of the vacuum box, the driving piece realizes the contraction of the sealing curtain through the contraction rod, the sealing curtain is closed when the oil tank needs to be subjected to leak detection, and the sealing curtain is opened when the oil tank needs to be moved out, so that the sealing curtain can ensure the vacuum inside the vacuum box, and the rigor of leak detection on the oil tank is ensured.
Drawings
FIG. 1 is a schematic perspective view of a helium leak detection system for leak tightness of a fuel tank according to the present invention;
FIG. 2 is a schematic diagram of a rear side structure of a helium leak detection system for leak tightness of a fuel tank according to the present invention;
FIG. 3 is a schematic diagram of a bottom view of a helium leak detection system for tank containment according to the present invention;
fig. 4 is an enlarged detail view at a in fig. 1 of the helium leak detection system for tank containment according to the present invention.
Illustration of the drawings: 1. a leak detection device; 2. a conveying device; 11. a vacuum box; 12. a drive member; 13. a retracting lever; 14. a sealing curtain; 15. a sealed chamber; 16. a delivery pipe; 17. an air intake duct; 18. an air intake port; 19. a control member; 21. a support pillar; 22. a drive motor; 23. a work table; 24. a rotating plate; 25. a light-weight substrate; 26. an air-filled bag; 27. an inflation tube; 28. a gas release valve; 29. a separator.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
The specific arrangement and operation of the leak detection apparatus 1 and the conveying apparatus 2 will be described in detail below.
As shown in fig. 2 and 4, the conveying device 2 includes a workbench 23 and a light base 25, a rotating plate 24 is movably connected to the top of the workbench 23, the top of the rotating plate 24 is fixedly connected to the bottom of the light base 25, a plurality of air bags 26 are uniformly arranged on the inner side of the light base 25, the number of the air bags 26 is four, a partition 29 is fixedly connected to the inner side of the light base 25, air tubes 27 are symmetrically arranged on one side of the light base 25 away from the partition 29, air release valves 28 are arranged on one side of the air tubes 27, the top of the air release valves 28 is movably connected to the inner side of the light base 25, a driving motor 22 is arranged on the bottom of the workbench 23, the driving motor 22 is movably connected to the rotating plate 24 through the workbench 23 arranged on the top of the driving motor, a plurality of support columns 21 are uniformly arranged on the bottom of the workbench 23, and the number of the support columns 21 is three.
The effect that its whole conveyer 2 reaches does, when needs carry out the helium leak hunting to the oil tank, place the oil tank in the inboard of light base member 25, baffle 29 can make the oil tank fix more firmly, light base member 25 and inboard gas cell 26 improve seal structure's flexibility, and snuffle valve 28 and gas tube 27 can move about in light base member 25 inboard, can be applicable to different oil tank sealings, greatly improved the detection efficiency who carries out the helium leak hunting to the oil tank, treat that the oil tank is fixed good back, driving motor 22 bottom workstation 23 drives rotor plate 24 and rotates, detect in rotating the oil tank to the seal chamber 15 in the vacuum chamber 11.
As shown in fig. 1 and 3, the leak detection device 1 includes a vacuum box 11, a sealing curtain 14 and an air suction pipe 17, a sealing chamber 15 is opened inside the vacuum box 11, the bottom of the vacuum box 11 is fixedly connected with the top of a worktable 23, a driving member 12 is symmetrically disposed on one side of the top end of the vacuum box 11, a contraction rod 13 is movably connected to one end of the driving member 12, the bottom of the contraction rod 13 is movably connected with the top of the sealing curtain 14, the sealing curtain 14 is disposed on the top end of a rotating plate 24, a discharge pipe 16 is disposed at the rear end of the vacuum box 11, a control member 19 is disposed on the inner side of the rear end of the vacuum box 11, the air suction pipe 17 is symmetrically disposed at two ends of the control member 19, an air suction port 18 is fixedly connected to one end of the air suction pipe 17 far from the control member 19, and the discharge pipe 16 is fixedly connected with the control member 19 through the vacuum box 11 disposed on one side thereof.
The effect that its whole leak hunting device 1 reaches does, there are breathing pipe 17 and delivery tube 16 in vacuum box 11 inboard, breathing pipe 17 inhales the helium of effluvium and derives through delivery tube 16, the operator can retrieve the helium, avoid the waste of helium, install driving piece 12 and sealed curtain 14 in one side of vacuum box 11, driving piece 12 realizes sealed curtain 14's shrink through shrink rod 13, leak hunting detection time measuring will be closed sealed curtain 14 to the oil tank in needs, when the oil tank is shifted out to needs, open sealed curtain 14, sealed curtain 14 can guarantee vacuum box 11's inside vacuum, the assurance carries out the rigor of leak hunting to the oil tank.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.
Claims (7)
1. Oil tank leakproofness helium leak detection system, including leak hunting device and conveyer, its characterized in that: the bottom of the leak detection device is fixedly connected with the top of the conveying device, and the leak detection device comprises a vacuum box, a sealing curtain and an air suction pipe;
conveyer includes workstation and light base member, the top swing joint of workstation has the rotor plate, the top of rotor plate and the bottom fixed connection of light base member, the inboard of light base member evenly is provided with a plurality of gas cell, the quantity of gas cell is four, the inboard fixedly connected with baffle of light base member, one side symmetry that the baffle was kept away from to the light base member is provided with the gas tube, one side of gas tube is provided with the release valve, the top of release valve and the inboard swing joint of light base member.
2. A tank leak-tight helium leak detection system as defined in claim 1, wherein: the bottom of the workbench is provided with a driving motor, and the driving motor is movably connected with the rotating plate through the workbench arranged at the top of the driving motor.
3. A tank leak-tight helium leak detection system as defined in claim 1, wherein: the bottom of workstation evenly is provided with a plurality of support column, the quantity of support column is three.
4. A tank leak-tight helium leak detection system as defined in claim 1, wherein: the vacuum box is characterized in that a sealing chamber is arranged inside the vacuum box, and the bottom of the vacuum box is fixedly connected with the top of the workbench.
5. A tank leak-tight helium leak detection system as defined in claim 1, wherein: the vacuum box is characterized in that a driving piece is symmetrically arranged on one side of the top end of the vacuum box, and one end of the driving piece is movably connected with a contraction rod.
6. A tank leak tightness helium leak detection system according to claim 5, characterized in that: the bottom of the contraction rod is movably connected with the top of the sealing curtain, and the sealing curtain is arranged at the top end of the rotating plate.
7. A tank leak-tight helium leak detection system as defined in claim 1, wherein: the rear end of the vacuum box is provided with an outlet pipe, the inner side of the rear end of the vacuum box is provided with a control piece, two ends of the control piece are symmetrically provided with air suction pipes, one end of each air suction pipe, far away from the control piece, is fixedly connected with an air suction port, and the outlet pipe is fixedly connected with the control piece through the vacuum box arranged on one side of the outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121910343.3U CN216050530U (en) | 2021-08-16 | 2021-08-16 | Helium leakage detection system for tightness of oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121910343.3U CN216050530U (en) | 2021-08-16 | 2021-08-16 | Helium leakage detection system for tightness of oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216050530U true CN216050530U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121910343.3U Active CN216050530U (en) | 2021-08-16 | 2021-08-16 | Helium leakage detection system for tightness of oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216050530U (en) |
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2021
- 2021-08-16 CN CN202121910343.3U patent/CN216050530U/en active Active
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