CN213274719U - Cylinder body sealing test device - Google Patents
Cylinder body sealing test device Download PDFInfo
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- CN213274719U CN213274719U CN202022546886.3U CN202022546886U CN213274719U CN 213274719 U CN213274719 U CN 213274719U CN 202022546886 U CN202022546886 U CN 202022546886U CN 213274719 U CN213274719 U CN 213274719U
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Abstract
The utility model relates to a cylinder body seals testing arrangement, the one end rigid coupling of cylinder body has the cylinder body flange, cylinder body seals testing arrangement is including the transparent barrel that is equipped with the test water to and the sealed sealing device who sets up at the cylinder body opening part, seted up the air vent of intercommunication air supply and cylinder body inner chamber in the sealing device. The utility model tests the sealing performance of the cylinder body by filling high-pressure gas into the cylinder body, and the cylinder body is transparent, so that whether bubbles are generated at the position of the cylinder body immersed below the liquid level can be conveniently observed, thereby judging the sealing performance of the cylinder body, and the operation is very simple and rapid, thereby improving the testing efficiency; through setting up recovery gas pitcher and conversion valve piece, can realize high-pressure gas and retrieve, reduce test cost.
Description
Technical Field
The utility model relates to a sealed test equipment technical field especially involves the sealed of one end being equipped with the cylinder body flange, specifically is a cylinder body seals testing arrangement.
Background
The sealing test is a necessary process before cylinder body parts leave a factory, and the sealing test can meet the use requirement and is safe to use only by having good sealing property. For a workpiece with a cylinder body flange arranged at one end, the cylinder body is connected with the cylinder body flange in a welding mode, so that the sealing test of a welding seam is particularly important.
At present when carrying out sealed quality inspection to one end flanged cylinder body, adopt water injection or gas injection in the cylinder body usually, then carry out the mode of pressurize, perhaps scribble the oil in welding seam department, judge the cylinder body leakproofness according to the oil seepage condition, above mode though can realize the sealed detection of cylinder body, nevertheless expend time longer, is unfavorable for improving quality inspection efficiency.
Disclosure of Invention
The utility model discloses to prior art's not enough, provide a cylinder body seals testing arrangement, easy operation is swift, has improved sealed nature by a wide margin and has examined efficiency.
The utility model discloses a following technical scheme realizes, provides a cylinder body seals testing arrangement, and the one end rigid coupling of cylinder body has the cylinder body flange, cylinder body seals testing arrangement is including the transparent cylinder body that is equipped with the test water to and the sealed sealing device who sets up at the cylinder body opening part, set up the air vent that communicates air supply and cylinder body inner chamber in the sealing device.
When the sealing test device is used, the opening of the cylinder body is sealed through the sealing device, the cylinder body enters below the liquid level in the cylinder body, high-pressure gas is filled into the cylinder body through the gas source, if bubbles appear in the cylinder body, the sealing performance of the cylinder body is unqualified, and if no bubbles appear in the cylinder body, the sealing performance is qualified; because the length-width ratio of the cylinder body to be tested is great, the cylinder body is set to be transparent, the observation from the side face is convenient, and the accuracy and the judgment efficiency of the judgment of the test result are improved.
As optimization, still including being located the barrel inside and with the supporting seat of cylinder body flange relatively fixed setting to and the jacking device of drive supporting seat along vertical removal. This optimization scheme drives the supporting seat through setting up jacking device and reciprocates to drive the cylinder body and immerse and leave the liquid level, alleviateed intensity of labour, improved efficiency of software testing.
Preferably, the jacking device is a telescopic device arranged below the supporting seat, the extending end of the telescopic device is connected with the supporting seat, and the supporting seat is connected with the inner wall of the barrel through elastic waterproof cloth in a sealing mode. This optimization scheme sets up the telescoping device in the supporting seat below, makes things convenient for the structural arrangement more, utilizes the elasticity tarpaulin to separate the test water in a section of thick bamboo and telescoping device, avoids influencing the telescoping device work, guarantees safe in utilization, and when the telescoping device stretches out, the elasticity tarpaulin is drawn and takes place elastic deformation, remains the sealing connection with supporting seat, barrel all the time, and the telescoping device can be electric putter, cylinder or hydro-cylinder.
Preferably, the supporting seat is rotatably connected with a clamping seat through a torsion spring, and the clamping seat is clamped on the top surface of the cylinder body flange. This optimization scheme makes the cassette compress tightly the cylinder body flange through the elasticity of torsional spring, avoids the cylinder body to reciprocate the in-process at the supporting seat and emptys, when changing the cylinder body flange, break off the cassette can, it is very convenient to operate.
Preferably, the sealing device comprises a sealing plug in sealing contact with the opening of the cylinder body and a pressing plate positioned on one side of the sealing plug away from the cylinder body, a limiting table which is positioned between the pressing plate and the cylinder body and is larger than the opening of the cylinder body is arranged at the end part of the sealing plug, and the vent hole penetrates through the sealing plug and the limiting table; when the sealing plug is used, the limiting table and the end face of the opening of the cylinder body are tightly pressed through the pressing plate, the sealing reliability is improved, and the sealing plug is conveniently drawn out of the cylinder body through the limiting table;
the pressure plate is provided with a connecting pipe with one end fixedly connected with the vent hole in a sealing way and the other end communicated with the air source in a penetrating way, and at least two screw rods penetrating through the cylinder body flange, the screw rods are positioned on the outer side of the cylinder body, and nuts are respectively arranged at two ends of the screw rods penetrating through the pressure plate and the cylinder body flange. The pressing plate and the cylinder body flange are fixed in a split mode through the screw rod, firmness is good, the screw rod is penetrated through a flange connecting hole formed in the cylinder body flange, the structure is simplified, and additional machining holes are not needed on the cylinder body flange.
Preferably, the part of the connecting pipe extending out of the pressure plate is provided with an external thread. This optimization scheme is through setting up the external screw thread on taking over, and convenient and gas supply line is connected, improves efficiency of software testing.
The device is optimized to further comprise a recycling gas tank and a conversion valve block with a gas cavity arranged inside, a first channel for communicating the gas cavity with a gas source, a second channel for communicating the gas cavity with a vent hole and a third channel for communicating the gas cavity with the gas tank are arranged on the side wall of the conversion valve block, a control valve for controlling the on-off of the first channel is further arranged on the conversion valve block, and a recycling valve is arranged on a communication pipeline between the third channel and the gas tank.
This optimization scheme is through setting up recovery gas pitcher and conversion valve piece, every cylinder body test is accomplished the back, all can realize high-pressure gas recovery, during the test, close the recovery valve, open the control valve, high-pressure gas that the air supply supplied gets into the cylinder body through first passageway, air cavity and second passageway, after the test was accomplished, close the control valve, open the recovery valve, high-pressure gas in the cylinder body gets into the gas pitcher through second passageway, air cavity and third passageway, realize retrieving, then close the recovery valve, it can to next cylinder body to change sealing device.
As optimization, the control valve includes wears to establish on the conversion valve piece lateral wall and the relative valve rod that sets up with first passageway, and the valve rod passes through screw thread sealing connection with conversion valve piece lateral wall, and the valve rod is equipped with the shutoff cone with first passageway adaptation towards the one end of first passageway, and the valve rod other end stretches out conversion valve piece and installs the twist grip. The control valve of this optimization scheme utilizes the rotation of valve rod to make the shutoff cone with first passageway shutoff, simple structure, and along with the rotation of valve rod, under the effect of screw thread, the contact of shutoff cone and first access mouth is inseparabler moreover.
The utility model has the advantages that: the cylinder body is filled with high-pressure gas to test the tightness of the cylinder body, and the cylinder body is transparent, so that whether bubbles are generated at the position of the cylinder body immersed below the liquid level or not can be conveniently observed, the tightness of the cylinder body can be judged, the operation is very simple and rapid, and the test efficiency is improved; through setting up recovery gas pitcher and conversion valve piece, can realize high-pressure gas and retrieve, reduce test cost.
Drawings
FIG. 1 is a schematic view of the present invention in use;
FIG. 2 is a schematic structural view of the testing device of the present invention;
FIG. 3 is a schematic structural view of the sealing device of the present invention;
FIG. 4 is a schematic view of the structure of the pressing plate of the present invention;
fig. 5 is a schematic structural view of a switching valve block of the present invention;
FIG. 6 is a schematic view of the positions of the cylinder and the clamp;
FIG. 7 is a side view of the cylinder;
shown in the figure:
1. the device comprises a sealing device, 2, a cylinder body, 3, a clamping seat, 4, a supporting seat, 5, a jacking device, 6, elastic waterproof cloth, 7, a screw rod, 8, a cylinder body, 10, a cylinder body flange, 11, a sealing plug, 12, a limiting table, 13, a pressing plate, 14, a connecting pipe, 15, an air vent, 16, a first channel, 17, a second channel, 18, a valve rod, 19, a third channel, 20 and a recovery valve.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in figure 1, a cylinder body sealing test device, one end of a cylinder body to be tested is fixedly connected with a cylinder body flange 10, the cylinder body sealing test device comprises a transparent cylinder body 8 filled with test water and a sealing device 1 arranged at the opening of the cylinder body in a sealing mode, the transparent cylinder body 8 is propped against a support, a vent hole 15 communicated with an air source and an inner cavity of the cylinder body is formed in the sealing device 1, and the air source can be an air compressor or a high-pressure air storage tank and used for filling high-pressure air into the inner cavity of the cylinder body.
Sealing device includes the sealing plug 11 with cylinder body opening sealing contact, and be located the sealing plug and keep away from the clamp plate 13 of cylinder body one side, the external diameter of sealing plug and the internal diameter adaptation of cylinder body opening part, and be equipped with the sealing washer on the sealing plug, further improve the sealing plug to cylinder body open-ended leakproofness, the upper end of sealing plug has set firmly and is located between clamp plate and the cylinder body and be greater than the spacing platform 12 of cylinder body open-ended, the diameter of spacing platform is greater than the internal diameter of cylinder body opening, compress tightly spacing platform through the clamp plate, realize reliable fixed promptly, the convenience is taken out the sealing plug from the cylinder body. The vent hole 15 runs through the sealing plug and the limiting table, a connecting pipe 14 with one end fixedly connected with the vent hole in a sealing mode and the other end communicated with the air source and two screw rods 7 penetrating through the cylinder body flange are arranged on the pressing plate in a penetrating mode, and external threads are arranged on the part, extending out of the pressing plate, of the connecting pipe and are conveniently connected with an air supply pipeline. The two screws are evenly arranged along the circumferential direction of the cylinder body 2, the screws are positioned on the outer side of the cylinder body, and nuts are respectively arranged at the two ends of the screws, which penetrate out of the pressing plate and the cylinder body flange.
This embodiment still includes the supporting seat 4 that is located the barrel inside and sets up with cylinder body flange relatively fixed to and the jacking device 5 of drive supporting seat along vertical removal. The jacking device 5 is a telescopic device arranged below the supporting seat 4, a fixing part of the telescopic device is fixed on the support, an extending end of the telescopic device is fixedly connected with the supporting seat, and the telescopic device can be an electric push rod, an air cylinder or an oil cylinder. Supporting seat and barrel inner wall pass through 6 sealing connection of elasticity tarpaulin, and the equal sealing connection of edge and supporting seat, barrel inner wall of elasticity tarpaulin, and when the supporting seat rose, the elastic deformation can take place for the elasticity tarpaulin, satisfied the removal requirement of supporting seat, avoided the water in the barrel to flow downwards.
In order to fix the cylinder body conveniently, the clamping seat 3 is rotatably connected to the supporting seat through the torsion spring, the clamping seat 3 is clamped on the top surface of the cylinder body flange 10, and the elasticity of the torsion spring is transmitted to the cylinder body flange through the clamping seat, so that the cylinder body is fixed.
The gas recovery device further comprises a recovery gas tank and a conversion valve block with a gas cavity arranged inside, a first channel 16 for communicating the gas cavity with a gas source, a second channel 17 for communicating the gas cavity with a vent hole and a third channel 19 for communicating the gas cavity with the gas tank are arranged on the side wall of the conversion valve block, a control valve for controlling the on-off of the first channel is further arranged on the conversion valve block, and a recovery valve 20 is arranged on a communication pipeline between the third channel and the gas tank.
The control valve is including wearing to establish on the conversion valve piece lateral wall and the relative valve rod 18 that sets up with first passageway, and the valve rod passes through screw thread sealing connection with conversion valve piece lateral wall, and the valve rod is equipped with the shutoff cone with first passageway adaptation towards the one end of first passageway, and the valve rod other end stretches out conversion valve piece and installs the twist grip.
When the cylinder body sealing testing device is used, a sealing plug is inserted into an opening of a cylinder body to be tested, a pressing plate is tightly pressed on a limiting table through a screw rod and is fixed through a nut, the cylinder body is fixed on a supporting seat through a clamping seat, then a telescopic device is recovered, the cylinder body is placed below the liquid level of the cylinder body, an air source valve and a control valve are opened, high-pressure air is filled into the cylinder body, whether bubbles are generated in the cylinder body or not is observed from the side face, if no bubbles are generated, the sealing performance is qualified, and if bubbles are generated, the cylinder body is further processed according to the bubble generation position; after the test is finished, the movable seat is ejected out of the liquid level through the telescopic device, and the next cylinder body is replaced.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides a cylinder body seals testing arrangement, the one end rigid coupling of cylinder body (2) has cylinder body flange (10), its characterized in that: the cylinder body sealing test device comprises a transparent cylinder body (8) filled with test water and a sealing device (1) arranged at the opening of the cylinder body in a sealing manner, wherein a vent hole (15) communicated with an air source and the inner cavity of the cylinder body is formed in the sealing device (1).
2. The cylinder block seal testing device according to claim 1, wherein: still including being located the barrel inside and with cylinder body flange relatively fixed setting's supporting seat (4) to and drive supporting seat along vertical removal's jacking device (5).
3. The cylinder block seal testing device according to claim 2, wherein: jacking device (5) are the telescoping device who sets up in supporting seat (4) below, and the end that stretches out of telescoping device is connected with the supporting seat, and supporting seat and barrel inner wall pass through elasticity waterproof cloth (6) sealing connection.
4. The cylinder block seal testing device according to claim 2, wherein: the supporting seat is rotatably connected with a clamping seat (3) through a torsion spring, and the clamping seat (3) is clamped on the top surface of the cylinder body flange (10).
5. The cylinder block seal testing device according to claim 1, wherein: the sealing device comprises a sealing plug (11) in sealing contact with the opening of the cylinder body and a pressing plate (13) positioned on one side of the sealing plug, which is far away from the cylinder body, the end part of the sealing plug is provided with a limiting table (12) which is positioned between the pressing plate and the cylinder body and is larger than the opening of the cylinder body, and the vent hole (15) penetrates through the sealing plug and the limiting table;
the pressure plate is provided with a connecting pipe (14) with one end fixedly connected with the vent hole in a sealing way and the other end communicated with the air source in a penetrating way, and at least two screw rods (7) penetrating through the cylinder body flange, the screw rods are positioned on the outer side of the cylinder body, and nuts are respectively arranged at two ends of the screw rods penetrating through the pressure plate and the cylinder body flange.
6. The cylinder block seal testing device according to claim 5, wherein: and the part of the connecting pipe extending out of the pressure plate is provided with external threads.
7. The cylinder block seal testing device according to claim 1, wherein: the gas recovery device is characterized by further comprising a recovery gas tank and a conversion valve block with a gas cavity arranged inside, a first channel (16) for communicating the gas cavity with a gas source, a second channel (17) for communicating the gas cavity with a vent hole and a third channel (19) for communicating the gas cavity with the gas tank are arranged on the side wall of the conversion valve block, a control valve for controlling the on-off of the first channel is further arranged on the conversion valve block, and a recovery valve (20) is arranged on a communication pipeline between the third channel and the gas tank.
8. The cylinder block seal testing device according to claim 7, wherein: the control valve is including wearing to establish on the conversion valve piece lateral wall and with valve rod (18) of the relative setting of first passageway, valve rod and conversion valve piece lateral wall pass through thread sealing connection, the valve rod towards the one end of first passageway be equipped with the shutoff cone of first passageway adaptation, the valve rod other end stretches out the conversion valve piece and installs the twist grip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022546886.3U CN213274719U (en) | 2020-11-06 | 2020-11-06 | Cylinder body sealing test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022546886.3U CN213274719U (en) | 2020-11-06 | 2020-11-06 | Cylinder body sealing test device |
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| Publication Number | Publication Date |
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| CN213274719U true CN213274719U (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022546886.3U Active CN213274719U (en) | 2020-11-06 | 2020-11-06 | Cylinder body sealing test device |
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| CN (1) | CN213274719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375872A (en) * | 2021-05-31 | 2021-09-10 | 贵州航天电子科技有限公司 | Rear cover air tightness detection device and use method thereof |
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2020
- 2020-11-06 CN CN202022546886.3U patent/CN213274719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375872A (en) * | 2021-05-31 | 2021-09-10 | 贵州航天电子科技有限公司 | Rear cover air tightness detection device and use method thereof |
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