CN210863926U - Test connector for GIS equipment - Google Patents
Test connector for GIS equipment Download PDFInfo
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- CN210863926U CN210863926U CN201920939778.7U CN201920939778U CN210863926U CN 210863926 U CN210863926 U CN 210863926U CN 201920939778 U CN201920939778 U CN 201920939778U CN 210863926 U CN210863926 U CN 210863926U
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Abstract
The utility model relates to a test joint for GIS equipment, including connecting piece, ventilation member and protection piece. The connecting piece comprises a connecting part and an accommodating part fixedly connected to one side of the connecting part, which is far away from the accommodating part, is used for being connected to the GIS equipment, and the connecting part is provided with a communicating hole communicated with the GIS equipment in a penetrating way; the accommodating part is provided with an accommodating cavity communicated with the communication hole and an opening communicated with the accommodating cavity; the air inlet end and the air outlet end are oppositely arranged along the longitudinal direction of the air breather and are communicated with each other, the air inlet end is arranged in the accommodating cavity from the opening, and the air breather can move along the longitudinal direction of the air breather so as to adjust the length of the air breather extending out of the accommodating cavity; the air outlet end extends out of the accommodating cavity and is used for being communicated with the testing equipment; the protection part can be detachably connected with the accommodating part and used for covering the air outlet end when the air outlet end is separated from the testing equipment. The screws for fixing the sealing cover flange do not need to be removed in advance in each test, the operation process is simpler and more convenient, and the test efficiency is improved.
Description
Technical Field
The utility model relates to a GIS equipment testing appurtenance technical field especially relates to a test joint for GIS equipment.
Background
Sulfur hexafluoride is widely used in electrical equipment due to its good insulating properties. At present, more and more transformer substations adopt GIS (gas insulated switchgear), and according to relevant regulations, the transformer substations need to regularly test the equipment for sulfur hexafluoride gas. The structure of a test port of a conventional GIS device includes a terminal flange and a cover flange in sealed butt joint with the terminal flange, and the terminal flange and the cover flange are generally fixedly connected by at least two screws. When carrying out gas test, need dismantle the screw to take off the closing cap flange, so that test equipment and terminal flange butt joint, the operation process is complicated.
SUMMERY OF THE UTILITY MODEL
Therefore, the test connector for the GIS equipment is necessary to solve the problem that the operation process is complex when the existing test equipment tests the GIS equipment, and the test connector for the GIS equipment is convenient to connect the test equipment and the GIS equipment and test.
A test connection for GIS equipment comprising:
the connecting piece comprises a connecting part and an accommodating part fixedly connected to one side of the connecting part, which is far away from the accommodating part, is used for being connected to GIS equipment, and the connecting part is provided with a communicating hole communicated with the GIS equipment in a penetrating manner;
the accommodating part is provided with an accommodating cavity communicated with the communication hole and an opening communicated with the accommodating cavity;
the air inlet end and the air outlet end are oppositely arranged along the longitudinal direction of the air breather and are communicated with each other, the air inlet end is arranged in the accommodating cavity from the opening, and the air breather can move along the longitudinal direction of the air breather so as to adjust the length of the air breather extending out of the accommodating cavity; the air outlet end extends out of the accommodating cavity and is used for being communicated with a test device;
the protection piece can be detachably connected to the accommodating part and used for covering the air outlet end when the air outlet end is separated from the testing equipment.
Through setting up foretell test connector for GIS equipment, when needing to carry out the test of GIS equipment, will coat the protection piece of the end of giving vent to anger at the piece of ventilating and detach the portion of holding, then stretch out the length extension that holds the chamber and with test equipment and the end intercommunication of giving vent to anger of the piece of ventilating, open GIS equipment exhaust valve at last in order to test. Therefore, the screws for fixing the sealing cover flange do not need to be removed in advance in each test, the operation process is simpler and more convenient, and the test efficiency is improved.
In one embodiment, the air inlet end of the air vent is provided with an external thread, and the inner wall of the accommodating cavity is provided with an internal thread matched with the external thread so that the air vent is in threaded connection with the accommodating part.
In one embodiment, the test connector further comprises a sealing ring, wherein the sealing ring is located between the connecting piece and the GIS device, is arranged around the communication hole, and is used for sealing the connection between the connecting piece and the GIS device.
In one embodiment, an annular groove is formed in one side, away from the accommodating part, of the connecting part, the annular groove is arranged coaxially with the communication hole, the radius of the annular groove is larger than that of the communication hole, and the sealing ring is arranged in the annular groove.
In one embodiment, the test connector further comprises a locking member, wherein the locking member penetrates through the connecting part and is connected to the GIS equipment, and the locking member is used for enabling the connecting part to be connected to the GIS equipment.
In one embodiment, the connecting portion is provided with a connecting hole, the locking member is arranged in the connecting hole in a penetrating mode, and one end of the locking member is connected to the GIS equipment.
In one embodiment, the protection member includes a butting portion and a covering portion, the butting portion is matched with the accommodating portion so as to be detachably connected with the accommodating portion, and the covering portion is fixedly connected with the butting portion and used for covering the ventilation member when the butting portion is connected with the accommodating portion.
In one embodiment, the connecting portion is a connecting flange.
In one embodiment, the test connection further comprises a flexible pad disposed between the protection member and the vent member to seal the air outlet end when the protection member is connected to the accommodation portion.
In one embodiment, the protection member has a receiving cavity, when the protection member is connected to the ventilation member, one end of the ventilation member away from the connecting part connecting member and the flexible pad are located in the receiving cavity.
Drawings
Fig. 1 is a schematic structural diagram of a test connector for a GIS device according to an embodiment of the present invention;
FIG. 2 is an exploded view of the test joint shown in FIG. 1;
FIG. 3 is a cross-sectional view of the test connection shown in FIG. 1;
FIG. 4 is a schematic diagram of the sealing ring, the connecting member and the venting member of the test connection shown in FIG. 3.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 and 2, a test connector 10 for GIS equipment according to an embodiment of the present invention includes a connecting member 12, a ventilation member 14, and a protection member 16.
The connecting member 12 includes a connecting portion 122 and an accommodating portion 124 fixedly connected to one side of the connecting portion 122, one side of the connecting portion 122 away from the accommodating portion 124 is used for connecting to the GIS device, the connecting portion 122 is provided with a communicating hole communicating with the GIS device, and the accommodating portion 124 has an accommodating cavity 1242 (see fig. 3) communicating with the communicating hole and an opening communicating with the accommodating cavity 1242.
The air vent 14 has an air inlet end and an air outlet end which are oppositely arranged along the longitudinal direction and are communicated with each other, the air inlet end is arranged in the accommodating cavity 1242 from the opening, and the air vent 14 can move along the longitudinal direction of the air vent 14 so as to adjust the length of the air vent 14 extending out of the accommodating cavity 1242; the air outlet end extends out of the accommodating cavity 1242 for communicating with the testing equipment.
The protection member can be detachably connected to the accommodating portion 124 for covering the air outlet end when the air outlet end is separated from the testing apparatus.
Through setting up foretell test joint for GIS equipment, when needing to carry out the test of GIS equipment, will coat the protection piece 16 of the end of giving vent to anger at ventilating piece 14 and detach the portion 124 of holding, then stretch out the length extension that holds the chamber 1242 and communicate test equipment with the end of giving vent to anger of ventilating piece 14 with ventilating piece 14, open the carminative valve of GIS equipment at last and test. Therefore, the screws for fixing the sealing cover flange do not need to be removed in advance in each test, the operation process is simpler and more convenient, and the test efficiency is improved.
Meanwhile, compared with the traditional mode of detaching the fixed screw, the situation that the screw falls into the equipment when the screw is detached can not occur, the phenomenon that the operation of the equipment is influenced because the screw falls into the equipment is avoided, and the safety is improved. In addition, when the test is not needed, the vent 14 can be adjusted to retract the vent 14 into the accommodating cavity 1242, that is, the length of the vent extending out of the accommodating cavity 1242 is shortened, and then the shielding member 16 is connected to the accommodating portion 124 to cover the air outlet end, so that the corrosion or other influences of the external environment on the end, provided with the air outlet, of the vent 14 can be effectively prevented, and the volume of the shielding member is reduced.
Referring to fig. 3 and 4, in some embodiments, the test connector further includes a locking member, the locking member is disposed through the connecting portion 122 and connected to the GIS device, so that the connecting portion 122 is connected to the GIS device. Further, the connecting portion 122 further includes a connecting hole 1224, the locking member is disposed through the connecting hole 1224, and one end of the locking member is connected to the GIS device, so that the connecting portion 122 is connected to the GIS device. Specifically, the connecting portion 122 is a connecting flange, and the locking member is a locking screw. It should be noted that the locking screw can be used after installation and does not need to be disassembled during testing.
In some embodiments, the test joint further comprises a sealing ring 11, wherein the sealing ring 11 is located between the connecting part 122 and the connecting member 12 and the GIS device and is arranged around the communication hole 1222 for sealing the connection between the connecting member 12 and the GIS device. Further, the seal ring 11 is located between the connection portion 122 and the GIS device. Specifically, one side of the connecting portion 122 away from the accommodating portion 124 is provided with an annular groove, the annular groove and the communication hole are coaxially arranged, the radius of the annular groove is larger than that of the communication hole, and the sealing ring 11 is arranged in the annular groove, so that the sealing ring 11 is arranged around the communication hole.
In some embodiments, the connecting portion 122 and the receiving portion 124 are integrally formed.
In some embodiments, the air inlet end of the vent 14 is threaded into the inner wall of the receiving cavity 1242 such that the vent 14 can adjust the length of the protrusion out of the receiving cavity 1242. Specifically, the air inlet end of the vent 14 is provided with an external thread, and the inner wall of the accommodating chamber 1242 is provided with an internal thread matching the external thread, so that the vent 14 is screwed in the accommodating portion and screwed in the inner wall of the accommodating chamber 1242.
In some embodiments, the shielding element 16 is detachably connected to the accommodating portion 124, and when the shielding element 16 is connected to the accommodating portion 124, the shielding element 16 covers the ventilating element 14, and the ventilating element 14 is used for connecting with the testing equipment.
In some embodiments, the protection component 16 has a receiving cavity, and the air outlet end of the connecting portion 122 of the ventilation component 14 is located in the receiving cavity when the protection component 16 is connected to the receiving portion 124. Further, the protection member 16 includes a docking portion 162 and a covering portion 164, the docking portion 162 matches with the accommodating portion 124 to detachably connect with the accommodating portion 124, and the covering portion 164 is fixedly connected to the docking portion 162 to cover the air outlet end when the docking portion 162 is connected to the accommodating portion 124. Specifically, the abutting portion 162 and the covering portion 164 are enclosed to form an accommodating cavity.
In some embodiments, the protection member 16 further includes a drop-off prevention portion 166, and the test connector further includes a connection chain having one end fixedly connected to the GIS device or the connection portion 122 connection member 12 and the other end connected to the drop-off prevention portion 166 to prevent the protection member 16 from being lost. Further, the abutting portion 162 of the protection member 16 is cylindrical to facilitate abutting with the receiving portion 124, and the covering portion 164 has a polygonal structure to facilitate connection with a wrench or other operation tool, thereby facilitating operation. In practice, the abutting portion 162 is screwed into the accommodating portion 124. Specifically, the shield 16 is a valve cap.
It should be noted that the protection member 16 plays a role of preventing the external environment from generating corrosion or other influences on the ventilation member 14, and is not intended to prevent gas leakage in the GIS device, because the GIS device is provided with a valve at a position connected to the connection portion 122 of the connection portion 122, the valve is conventional, and when the GIS device needs to be tested, the valve is opened after the test device is connected to the GIS device. It can be seen that the form of the protection member 16 is not limited, and may be a valve cap structure as shown in the drawings, or may be other structures as long as the protection member can be connected to the accommodating portion 124, and the abutting portion 162 can be covered on the air outlet end of the ventilation member 14 after being connected to the accommodating portion 124.
In some embodiments, the test connector further includes a flexible pad 13, the flexible pad 13 is disposed between the protection member 16 and the air outlet end of the vent 14, and when the protection member 16 is connected to the accommodating portion 124, the flexible pad 13 covers the air outlet to further reduce the external moisture and air from entering into the vent 14, so as to effectively prevent the external moisture and air from corroding the vent 14. Further, when the protection member 16 is connected to the ventilation member 14, the flexible pad 13 is located in the accommodating cavity, and the flexible member covers the air outlet. Specifically, the flexible pad 13 is a circular rubber pad.
Compared with the prior art, the utility model provides a test connector for GIS equipment has following advantage at least:
1) screws for fixing the sealing cover flange do not need to be removed at each test, the operation process is simpler and more convenient, and the test efficiency is improved;
2) the situation that the screw falls into the equipment when the screw is dismounted can not occur, the phenomenon that the operation of the equipment is influenced because the screw falls into the equipment is avoided, and the safety is improved;
3) the arrangement of the protection piece effectively avoids the corrosion of the ventilation piece caused by external factors, the service life is prolonged, and the volume of the protection piece is small.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A test connection for GIS equipment, comprising:
the connecting piece comprises a connecting part and an accommodating part fixedly connected to one side of the connecting part, which is far away from the accommodating part, is used for being connected to GIS equipment, and the connecting part is provided with a communicating hole communicated with the GIS equipment in a penetrating manner;
the accommodating part is provided with an accommodating cavity communicated with the communication hole and an opening communicated with the accommodating cavity;
the air inlet end and the air outlet end are oppositely arranged along the longitudinal direction of the air breather and are communicated with each other, the air inlet end is arranged in the accommodating cavity from the opening, and the air breather can move along the longitudinal direction of the air breather so as to adjust the length of the air breather extending out of the accommodating cavity; the air outlet end extends out of the accommodating cavity and is used for being communicated with a test device;
the protection piece can be detachably connected to the accommodating part and used for covering the air outlet end when the air outlet end is separated from the testing equipment.
2. The test joint for the GIS equipment according to claim 1, wherein the air inlet end of the vent is provided with an external thread, and the inner wall of the accommodating cavity is provided with an internal thread matched with the external thread so that the vent is in threaded connection with the accommodating part.
3. The test joint for the GIS device according to claim 1, further comprising a sealing ring, wherein the sealing ring is located between the connecting member and the GIS device and is disposed around the communication hole for sealing the connection between the connecting member and the GIS device.
4. The test connection for the GIS device according to claim 3, wherein the connecting portion is provided with an annular groove on a side away from the accommodating portion, the annular groove is coaxially arranged with the communication hole, the radius of the annular groove is larger than that of the communication hole, and the sealing ring is arranged in the annular groove.
5. The test connector for the GIS equipment according to claim 1, further comprising a locking member, wherein the locking member is inserted into the connecting portion and connected to the GIS equipment, so that the connecting portion is connected to the GIS equipment.
6. The test connector for the GIS equipment according to claim 5, wherein the connecting portion is provided with a connecting hole, the locking member is arranged in the connecting hole in a penetrating manner, and one end of the locking member is connected to the GIS equipment.
7. The test socket according to any of claims 1-6, wherein the shielding member comprises a docking portion and a covering portion, the docking portion is matched with the accommodating portion to be detachably connected with the accommodating portion, and the covering portion is fixedly connected with the docking portion and used for covering the ventilating member when the docking portion is connected with the accommodating portion.
8. The test connection for GIS equipment according to any of claims 1 to 6 wherein the connection part is a connection flange.
9. The test connection for GIS equipment of any of claims 1 to 6 further comprising a flexible gasket disposed between the shielding member and the venting member to seal the venting end when the shielding member is connected to the receiving portion.
10. The test connection for GIS equipment of claim 9 wherein the shielding member has a receiving cavity, and when the shielding member is connected to the vent member, an end of the vent member remote from the connecting member and the flexible pad are located in the receiving cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920939778.7U CN210863926U (en) | 2019-06-20 | 2019-06-20 | Test connector for GIS equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920939778.7U CN210863926U (en) | 2019-06-20 | 2019-06-20 | Test connector for GIS equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210863926U true CN210863926U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920939778.7U Active CN210863926U (en) | 2019-06-20 | 2019-06-20 | Test connector for GIS equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210863926U (en) |
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2019
- 2019-06-20 CN CN201920939778.7U patent/CN210863926U/en active Active
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