CN217358893U - Sealing element testing device - Google Patents
Sealing element testing device Download PDFInfo
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- CN217358893U CN217358893U CN202220821231.9U CN202220821231U CN217358893U CN 217358893 U CN217358893 U CN 217358893U CN 202220821231 U CN202220821231 U CN 202220821231U CN 217358893 U CN217358893 U CN 217358893U
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- pressure vessel
- pressure
- seal
- inner sleeve
- flange
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses a sealing member testing arrangement, it includes: the pressure vessel is connected with a flow passage connecting pipe, and the flow passage connecting pipe is used for providing liquid with certain temperature and pressure into the pressure vessel; the fastening device is used for installing the sealing element to be tested in the pressure container; and the flowmeter is arranged on the pressure container and used for monitoring and recording the leakage flow of the pressure container. Compared with the prior art, the utility model discloses sealing member testing arrangement will await measuring the sealing member and install in can bearing the pressure vessel of certain pressure through fastener, take over the liquid that provides uniform temperature and pressure in to pressure vessel through the runner to flow that leaks through pressure vessel low reaches flowmeter monitors, takes notes pressure vessel, consequently, can realize testing the leakproofness of sealing member under high temperature, high-pressure liquid environment.
Description
Technical Field
The utility model belongs to the mechanical design field, more specifically says, the utility model relates to a sealing member testing arrangement.
Background
Seals have been widely used in chemical and mechanical fields to prevent fluid or solid particles from leaking from adjacent joint surfaces and to prevent foreign substances (e.g., dust, moisture) from entering the interior of machinery. The performance of the seal directly affects the normal operation of the machine equipment, and if the seal fails or fails, the whole machine equipment cannot be used normally. Therefore, prior to use, the seal is typically tested.
However, the seal testing device disclosed in the related art cannot achieve seal testing in a high-temperature and high-pressure liquid environment. In view of the above, it is necessary to provide a seal testing apparatus capable of performing a seal test under a high-temperature and high-pressure liquid environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: at least one defect in the prior art is overcome, and a sealing element testing device is provided, which can realize sealing element testing under a high-temperature and high-pressure liquid environment.
In order to achieve the above object, the present invention provides a sealing member testing device, which includes:
the pressure vessel is connected with a flow passage connecting pipe, and the flow passage connecting pipe is used for providing liquid with certain temperature and pressure into the pressure vessel;
a fastening device for mounting a seal to be tested in the pressure vessel; and
and the flowmeter is arranged on the pressure container and used for monitoring and recording the leakage flow of the pressure container.
According to the utility model discloses an embodiment of sealing member testing arrangement, be equipped with on the pressure vessel and be used for measuring the temperature measuring device of liquid temperature in the pressure vessel.
According to the utility model discloses an embodiment of sealing member testing arrangement, pressure vessel include barrel, seal installation in the upper cover at barrel top to and seal installation in the low head of barrel bottom.
According to an embodiment of the sealing member testing device of the present invention, the upper head is provided with a flow passage connection pipe and an exhaust device, and the lower head is provided with a flow passage connection pipe.
According to the utility model discloses an embodiment of sealing member testing arrangement, the barrel includes barrel and lower barrel, it is equipped with the last flange of taking the mounting hole to go up the barrel, the barrel is equipped with the lower flange of taking the mounting hole down, go up flange, lower flange through the bolt sealing connection who runs through in the mounting hole.
According to the utility model discloses an embodiment of sealing member testing arrangement, be equipped with sealed the pad between upper flange, the lower flange.
According to the utility model discloses an embodiment of sealing member testing arrangement, fastener is including connecting first inner skleeve on the lower flange and with the second inner skleeve that first inner skleeve was pegged graft, the first sealing washer that awaits measuring sealing member for setting up around grafting department.
According to the utility model discloses an embodiment of sealing member testing arrangement, the top edge of first inner skleeve is equipped with the mounting groove, it is equipped with the mounting groove to correspond on the lower flange, first inner skleeve is through running through the bolt of mounting groove install in on the lower flange.
According to the utility model discloses sealing member testing arrangement's an embodiment, the bottom of low head is equipped with a supporting bench, the cover bottom support in the second in the brace table, the lateral wall pass through the floor support in on the inside wall of barrel.
According to the utility model discloses an embodiment of sealing member testing arrangement, fastener is including connecting the mounting plate on last flange, the examination sealing member that awaits measuring is for pressing from both sides second sealing washer between last flange and the mounting plate.
Compared with the prior art, the utility model discloses sealing member testing arrangement will await measuring the sealing member and install in can bearing the pressure vessel of certain pressure through fastener, take over the liquid that provides uniform temperature and pressure in to pressure vessel through the runner to flow that leaks through pressure vessel low reaches flowmeter monitors, takes notes pressure vessel, consequently, can realize testing the leakproofness of sealing member under high temperature, high-pressure liquid environment.
Drawings
The sealing member testing device and the technical effects thereof according to the present invention will be described in detail with reference to the accompanying drawings and embodiments, wherein:
fig. 1 is a schematic structural diagram of a first embodiment of the sealing member testing device of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the sealing member testing device of the present invention.
Wherein:
10- -a pressure vessel; 100- -cylinder; 102- -flow path adapter; 104- -upper cylinder; 106- -upper flange; 108- -lower cylinder; 110- -lower flange; 112- -a gasket; 114-a fastening plate; 116- -a first inner sleeve; 118-a second inner sleeve; 120- -upper seal head; 122- -exhaust means; 130-lower end enclosure; 132- -a support table; 134- -rib plate; 140- -temperature measuring device.
Detailed Description
In order to make the objects, technical solutions and technical effects of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments. It should be understood that the description of the preferred embodiments is intended to illustrate the present invention, and not to limit the present invention.
Referring to fig. 1 and 2, the present invention provides a sealing member testing device, which includes:
the pressure vessel 10, the pressure vessel 10 is connected with a flow passage connecting pipe 102, and the flow passage connecting pipe 102 is used for providing liquid with certain temperature and pressure into the pressure vessel 10;
a fastening device for mounting a seal to be tested in the pressure vessel 10; and
and a flow meter (not shown) provided in the pressure vessel 10 for monitoring and recording a leakage flow rate of the pressure vessel 10.
According to the utility model discloses an embodiment of sealing member testing arrangement, pressure vessel 10 adopts vertical the arranging, is equipped with temperature measuring device 140 on the pressure vessel 10, and temperature measuring device 140 is used for measuring the temperature of liquid in the pressure vessel 10. For example, in some test occasions, the pressure that the pressure vessel 10 can bear is about 20Mpa, the temperature of the liquid in the pressure vessel 10 can reach 350 ℃, and the temperature measuring device 140 can effectively monitor the temperature of the liquid in the pressure vessel 10, so as to meet the requirements of high-temperature and high-pressure tests.
The pressure vessel 10 comprises a cylinder body 100, an upper seal head 120 hermetically mounted at the top of the cylinder body 100, and a lower seal head 130 hermetically mounted at the bottom of the cylinder body 100, wherein the upper seal head 120 and the lower seal head 130 are respectively hermetically welded on the cylinder body 100 and have ideal sealing performance. The upper end enclosure 120 is provided with a flow passage connection pipe 102 and an exhaust device 122, and the lower end enclosure 130 is provided with a flow passage connection pipe 102.
The barrel 100 comprises an upper barrel 104 and a lower barrel 108, the upper barrel 104 is provided with an upper flange 106 with a mounting hole (not labeled), the lower barrel 108 is provided with a lower flange 110 with a mounting hole (not labeled), and the upper flange 106 and the lower flange 110 are hermetically connected through a bolt (not labeled) penetrating through the mounting hole. In order to ensure the sealing performance of the pressure vessel 10, a gasket 112 is arranged between the upper flange 106 and the lower flange 110.
Referring particularly to fig. 1, according to one embodiment of the sealing member testing device of the present invention, the fastening device includes a first inner sleeve 116 connected to the lower flange 110 and a second inner sleeve 118 inserted into the first inner sleeve 116, and the sealing member to be tested is a first sealing ring (e.g., an O-ring) disposed around the insertion portion. At this time, the bottom of the lower end cap 130 is provided with a support table 132, the bottom of the second inner sleeve 118 is supported on the support table 132, and the outer sidewall is supported on the inner sidewall of the cylinder 100 through the rib 134.
The upper edge of the first inner sleeve 116 is provided with a mounting groove (not labeled), the lower flange 110 is correspondingly provided with a mounting groove (not labeled), and the first inner sleeve 116 is mounted on the lower flange 110 through bolts (not labeled) penetrating through the mounting groove.
Before use, the pressure vessel 10 is filled with a liquid at a certain temperature and pressure through the upper head 120 and the flow connection pipe 102 in the cylinder 100.
The bottom of the second inner sleeve 118 is supported on the support table 132, the outer side wall is supported on the inner side wall of the cylinder 100 through the rib plate 134, the lower portion of the first inner sleeve 116 and the second inner sleeve 118 are assembled in an inserting mode, a sealing element (O-shaped sealing ring) needing to be tested is arranged at the joint, the first inner sleeve 116 is connected with the lower flange 110 through bolts and nuts and a gasket, the flow passage connecting pipe 102 in the upper end enclosure 120 and the lower end enclosure 130 is connected with a high-temperature high-pressure loop, and the leakage flow of the pressure container 10 is monitored and recorded through a flow meter arranged at the downstream, so that the purpose of testing the sealing performance of the sealing element is achieved.
Referring particularly to fig. 2, according to an embodiment of the sealing member testing device of the present invention, the fastening device includes a fastening plate 114 (e.g., a bolt) connected to the upper flange 106, and the sealing member to be tested is a second sealing ring (e.g., a C-shaped sealing ring) sandwiched between the upper flange 106 and the fastening plate 114, wherein the fastening plate 114 is provided with a groove for receiving the C-shaped sealing ring.
Before use, the pressure vessel 10 is filled with a liquid at a certain temperature and pressure through the upper head 120 and the flow connection pipe 102 in the cylinder 100.
The sealing element (C-shaped sealing ring) to be tested is arranged in the groove of the fastening plate 114, the fastening plate 114 is connected with the upper flange 106 through bolts, nuts and gaskets, the flow passage connecting pipes 102 in the upper end enclosure 120 and the lower end enclosure 130 are connected with a high-temperature high-pressure loop, and the leakage flow of the pressure vessel 10 is monitored and recorded through a flow meter arranged at the downstream, so that the purpose of testing the sealing performance of the sealing element is achieved.
It can be seen from the above detailed description of the embodiments of the present invention that, compared with the prior art, the present invention discloses a sealing element testing device installs the sealing element to be tested in the pressure vessel 10 capable of bearing a certain pressure through the fastening device, and the liquid providing a certain temperature and pressure in the pressure vessel 10 is taken over 102 through the flow channel, and the leakage flow of the pressure vessel is monitored and recorded through the flow meter at the downstream of the pressure vessel 10, therefore, the sealing element can be tested under the high temperature and high pressure liquid environment.
In addition, according to the test requirement, two sets of different fastening devices can be arranged in the pressure container 10 and used for fastening sealing pieces of different types, so that the problem that two sets of pressure containers need to be designed and manufactured in the test is solved, the test efficiency is improved, and the test cost is reduced.
According to the above principle, the present invention can also make appropriate changes and modifications to the above embodiments. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. A seal testing apparatus, comprising:
the pressure vessel is connected with a flow passage connecting pipe, and the flow passage connecting pipe is used for providing liquid with certain temperature and pressure into the pressure vessel;
a fastening device for mounting a seal to be tested in the pressure vessel; and
and the flowmeter is arranged on the pressure container and used for monitoring and recording the leakage flow of the pressure container.
2. The seal testing apparatus of claim 1, wherein a temperature measuring device is provided on the pressure vessel for measuring a temperature of the liquid in the pressure vessel.
3. The seal testing apparatus of claim 1, wherein the pressure vessel comprises a cylinder, an upper head sealingly mounted to a top of the cylinder, and a lower head sealingly mounted to a bottom of the cylinder.
4. The sealing element testing device according to claim 3, wherein the upper end enclosure is provided with a flow passage connecting pipe and an exhaust device, and the lower end enclosure is provided with a flow passage connecting pipe.
5. The seal testing device of claim 3, wherein the cartridge comprises an upper cartridge body and a lower cartridge body, the upper cartridge body is provided with an upper flange with a mounting hole, the lower cartridge body is provided with a lower flange with a mounting hole, and the upper flange and the lower flange are hermetically connected through a bolt penetrating through the mounting hole.
6. The seal testing apparatus of claim 5, wherein a gasket is disposed between said upper and lower flanges.
7. The seal testing apparatus of claim 5 or 6, wherein the fastening means comprises a first inner sleeve connected to the lower flange and a second inner sleeve inserted into the first inner sleeve, and the seal to be tested is a first sealing ring disposed around the insertion.
8. The seal testing apparatus of claim 7, wherein an upper edge of the first inner sleeve is provided with a mounting groove, and a corresponding mounting groove is provided on the lower flange, and the first inner sleeve is mounted on the lower flange by bolts extending through the mounting groove.
9. The seal testing device according to claim 7, wherein a support platform is provided at the bottom of the lower head, the second inner sleeve is supported on the support platform, and the periphery of the second inner sleeve is supported on the side wall of the cylinder through a rib plate.
10. The seal testing apparatus of claim 5 or 6, wherein the fastening means comprises a fastening plate attached to the upper flange, and the seal to be tested is a second sealing ring sandwiched between the upper flange and the fastening plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220821231.9U CN217358893U (en) | 2022-04-11 | 2022-04-11 | Sealing element testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220821231.9U CN217358893U (en) | 2022-04-11 | 2022-04-11 | Sealing element testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217358893U true CN217358893U (en) | 2022-09-02 |
Family
ID=83055568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220821231.9U Active CN217358893U (en) | 2022-04-11 | 2022-04-11 | Sealing element testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217358893U (en) |
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2022
- 2022-04-11 CN CN202220821231.9U patent/CN217358893U/en active Active
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