CN217112264U - Detection device for gas-insulated metal-enclosed switchgear - Google Patents
Detection device for gas-insulated metal-enclosed switchgear Download PDFInfo
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- CN217112264U CN217112264U CN202220414808.4U CN202220414808U CN217112264U CN 217112264 U CN217112264 U CN 217112264U CN 202220414808 U CN202220414808 U CN 202220414808U CN 217112264 U CN217112264 U CN 217112264U
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Abstract
The utility model relates to an equipment detects technical field, discloses a detection device for gas-insulated metal-enclosed switchgear, include: the detector comprises a first support rod, a detector and a second support rod, wherein an energy storage device is arranged in the first support rod, an aviation plug is arranged on the first support rod, and a connecting rod is fixedly connected to the first support rod; the detector is provided with a slot; the second support rod is movably connected to the surface of the connecting rod, the top and the bottom of the second support rod are fixedly connected with a connecting frame, the right side of the inner wall of the connecting frame is fixedly connected with a connecting spring, the left end of the connecting spring is fixedly connected with a sealing plug, the surface of the second support rod is fixedly connected with a sealing plate, the positions, close to the left side, of the top and the bottom of the second support rod are fixedly connected with air outlet nozzles, the surface of the threaded rod is connected with a connecting plate through threads, and the left side of the push rod is fixedly connected with a push plate; the utility model has the advantages of whether the metal casing of ability visual inspection has the crack.
Description
Technical Field
The utility model relates to an equipment detects technical field, especially relates to a detection device for gas insulated metal enclosed switchgear.
Background
The gas-insulated metal-enclosed switchgear is a common high-voltage electrical switchgear, which is often combined in a substation in a complete set, the gas insulated metal enclosed switchgear consists of a breaker, a disconnecting switch, a grounding switch, a mutual inductor, a lightning arrester, a bus, a connecting piece, a presence terminal and the like, the devices or components are totally enclosed in a metal shell, and insulating gas with certain pressure is filled in the metal shell, at least one part of the gas insulated metal closed switch equipment is totally enclosed in the metal shell and isolated from the outside, thereby ensuring the operation safety of the equipment and avoiding the outside interference, but caused certain puzzlement for the detection of later stage, current detection device is when detecting gas insulated metal enclosed switchgear, can't directly observe whether the detection metal casing has the crack.
SUMMERY OF THE UTILITY MODEL
The utility model provides a detection apparatus for be used for gas insulated metal enclosed switchgear to solve current detector and can't detect metal casing directly perceived whether have the crack.
In order to achieve the above purpose, the present invention is implemented by the following technical solutions:
the utility model provides a include: the device comprises a first support rod, a detector and a second support rod, wherein an energy storage device is arranged inside the first support rod, an aviation plug is arranged on the first support rod and is electrically connected with the energy storage device, and a connecting rod is fixedly connected to the first support rod;
the detector is provided with a slot, the detector is movably inserted and connected with the aviation plug through the slot, and the detector is electrically connected with the aviation plug through the slot;
the dead slot has been seted up to the inside of second bracing piece, second bracing piece swing joint is on the surface of connecting rod, the equal fixedly connected with link in top and the bottom of second bracing piece, the right side fixedly connected with coupling spring of link inner wall, coupling spring's left end fixedly connected with sealing plug, the fixed surface of second bracing piece is connected with the shrouding, the equal fixedly connected with of left position department is close to at second bracing piece top and bottom and gives vent to anger the mouth, the internal rotation of second bracing piece is connected with the threaded rod, there is the connecting plate on the surface of threaded rod through threaded connection, the left side fixedly connected with push rod of connecting plate, the left side fixedly connected with push pedal of push rod.
Optionally, a connecting groove is formed in a position, close to the edge, of the right side of the detector, threads are formed in the inner wall of the connecting groove, a first connecting rotating handle is movably connected to a position, close to the left side, of the surface of the first supporting rod, threads are formed in the inner wall of the first connecting rotating handle, and the first connecting rotating handle is connected with the connecting groove through threads.
Optionally, the position of the surface of the connecting rod, which is close to the left side, is provided with a thread, the left end of the second supporting rod is rotatably connected with a second connecting rotating handle, the inner wall of the second connecting rotating handle is provided with a thread, and the second connecting rotating handle is connected with the connecting rod through a thread.
Optionally, the connecting frame fixed connection is in the inside of shrouding, and the left side of shrouding is run through on the left side of connecting frame, the position of going out the gas nozzle is located the left side of shrouding position, the inside and the inside dead slot of second bracing piece of going out the gas nozzle are linked together.
Optionally, a movable groove is formed in the connecting frame, the left side and the right side of the movable groove penetrate through the left side and the right side of the connecting frame, the shape and the size of the sealing plug are matched with those of the movable groove, observation glass is installed on the front side of the connecting frame, and the back side of the observation glass penetrates through the front side of the connecting frame and is located inside the movable groove.
Optionally, a working motor is installed on the right side of the second support rod, and the left end of the output shaft of the working motor penetrates through the right side of the second support rod and is fixed to the right end of the threaded rod.
Optionally, the shape and size of the push plate are matched with the shape and size of the hollow groove in the second support rod, a through hole penetrating through the left side and the right side of the push plate is formed in the center of the push plate, and the shape and size of the through hole are matched with the shape and size of the connecting rod.
Has the advantages that:
the utility model provides a detection apparatus for be used for gas insulated metal to seal switchgear, utilize first bracing piece and second bracing piece to stretch into metal casing inside back with the detector, the detection mouth that is used for stretching into the detector with the metal casing surface through the shrouding seals, the rotation of rethread threaded rod drives the dead slot that the connecting plate was seted up in first bracing piece and removes, utilize connecting plate promotion push rod and push pedal to remove, make the push pedal pass through in the air in the dead slot emits into metal casing through the air outlet nozzle, make the atmospheric pressure rise in the metal casing, thereby utilize the interior atmospheric pressure that risees of metal casing to promote the inside removal at the link of sealing plug in the link, alright whether there is the crack on the metal casing through the removal condition visual detection who observes the sealing plug.
Drawings
Fig. 1 is a schematic front sectional structural view of a detection device for a gas insulated metal enclosed switchgear according to a preferred embodiment of the present invention;
fig. 2 is a schematic front view of a detection device for a gas insulated metal enclosed switchgear according to a preferred embodiment of the present invention;
fig. 3 is a schematic diagram of a right-view structure of a detector according to a preferred embodiment of the present invention;
fig. 4 is an elevational view of the first supporting rod according to the preferred embodiment of the present invention;
fig. 5 is a schematic front sectional view of the connection frame according to the preferred embodiment of the present invention;
fig. 6 is a schematic view of the whole three-dimensional structure of the push plate according to the preferred embodiment of the present invention.
1. A first support bar; 11. an energy storage device; 12. an aviation plug; 13. a first connecting rotating handle; 2. a connecting rod; 3. a detector; 31. connecting grooves; 32. a slot; 4. a second support bar; 41. a second connecting rotating handle; 5. a connecting frame; 51. a connecting spring; 52. a sealing plug; 53. observing glass; 6. closing the plate; 61. an air outlet nozzle; 7. a threaded rod; 71. a working motor; 8. a connecting plate; 81. a push rod; 82. a push plate.
Detailed Description
The technical solutions of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
Referring to fig. 1, an embodiment of the present application provides a detection apparatus for a gas-insulated metal-enclosed switchgear, including: the method comprises the following steps: the device comprises a first support rod 1, a detector 3 and a second support rod 4, wherein an energy storage device 11 is arranged inside the first support rod 1, an aviation plug 12 is arranged on the first support rod 1, the aviation plug 12 is electrically connected with the energy storage device 11, and a connecting rod 2 is fixedly connected to the first support rod 1;
the detector 3 is provided with a slot 32, the detector 3 is movably inserted into the aviation plug 12 through the slot 32, and the detector 3 is electrically connected with the aviation plug 12 through the slot 32;
empty slot has been seted up to the inside of second bracing piece 4, 4 swing joint in the surface of connecting rod 2 of second bracing piece, the top and the equal fixedly connected with link frame 5 in bottom of second bracing piece 4, the right side fixedly connected with coupling spring 51 of the 5 inner walls of link frame, coupling spring 51's left end fixedly connected with sealing plug 52, the fixed surface of second bracing piece 4 is connected with shrouding 6, the equal fixedly connected with air outlet nozzle 61 in left position department is close to with the bottom in 4 tops of second bracing piece, the internal rotation of second bracing piece 4 is connected with threaded rod 7, threaded rod 7's surface has connecting plate 8 through threaded connection, the left side fixedly connected with push rod 81 of connecting plate 8, the left side fixedly connected with push pedal 82 of push rod 81.
Optionally, the position on the surface of the connecting rod 2 near the left side is provided with a thread, the left end of the second support rod 4 is rotatably connected with a second connecting rotating handle 41, the inner wall of the second connecting rotating handle 41 is provided with a thread, and the second connecting rotating handle 41 is connected with the connecting rod 2 through a thread.
In the above embodiment, the second connecting rotating handle 41 is connected with the connecting rod 2 through a screw thread, so that the position between the connecting rod 2 and the second supporting rod 4 can be changed by rotating the second connecting rotating handle 41, the length of the device is changed, and the situation that the detector 3 extends into a shallow position when the device is used for detecting equipment in a metal shell is avoided.
Optionally, the connecting frame 5 is fixedly connected to the inside of the sealing plate 6, the left side of the connecting frame 5 penetrates through the left side of the sealing plate 6, the air outlet nozzle 61 is located on the left side of the position of the sealing plate 6, and the inside of the air outlet nozzle 61 is communicated with the empty groove inside the second support rod 4.
In the above embodiment, the left side of the connection frame 5 can be located on the left side of the closing plate 6, so that the air pressure in the metal case can be applied to the inside of the connection frame 5.
Optionally, a working motor 71 is installed on the right side of the second support rod 4, and the left end of the output shaft of the working motor 71 penetrates through the right side of the second support rod 4 and is fixed to the right end of the threaded rod 7.
Referring to fig. 2 and 5, optionally, a movable groove is formed in the connecting frame 5, the left side and the right side of the movable groove both penetrate through the left side and the right side of the connecting frame 5, the shape and the size of the sealing plug 52 are matched with the shape and the size of the movable groove, the observation glass 53 is installed on the front side of the connecting frame 5, and the back side of the observation glass 53 penetrates through the front side of the connecting frame 5 and is located inside the movable groove.
In the above embodiment, the movement of the sealing plug 52 in the connection frame 5 is conveniently observed by the observation glass 53.
Referring to fig. 3 and 4, optionally, a connecting groove 31 is formed at a position on the right side of the detector 3 near the edge, and an inner wall of the connecting groove 31 is threaded, a first connecting rotating handle 13 is movably connected to a position on the surface of the first supporting rod 1 near the left side, and an inner wall of the first connecting rotating handle 13 is threaded, and the first connecting rotating handle 13 is connected to the connecting groove 31 through a thread.
In the above embodiment, the first connecting stem 13 and the connecting groove 31 are screwed to fix the first support rod 1 and the detector 3, so that when the device is used to detect equipment in a metal casing, the detector 3 with a proper size can be replaced according to the size of a detection opening in the metal casing for extending into the detector 3.
Referring to fig. 6, optionally, the shape and size of the push plate 82 are matched with the shape and size of the hollow groove inside the second support rod 4, and a through hole penetrating through the left and right sides of the push plate 82 is formed in the center of the push plate 82, and the shape and size of the through hole are matched with the shape and size of the connecting rod 2.
In the above embodiment, when the push plate 82 moves, the connecting rod 2 can penetrate through the through hole, so as to avoid the connecting rod 2 from obstructing the movement of the push plate 82.
In the above embodiment, after the device is inserted into the metal casing, the detection port on the surface of the metal casing for inserting the detector 3 is sealed by the sealing plate 6, the connecting plate 8 is driven by the rotation of the threaded rod 7 to move in the empty slot formed in the first supporting rod 1, the push rod 81 and the push plate 82 are pushed by the connecting plate 8 to move, so that the push plate 82 discharges the air in the empty slot into the metal casing through the air outlet nozzle 61, the air pressure in the metal casing is increased, the sealing plug 52 in the connecting frame 5 is pushed by the increased air pressure in the metal casing to move inside the connecting frame 5, and the existence of a crack on the metal casing can be visually detected by observing the movement condition of the sealing plug 52.
In one embodiment, first, according to the size of the detection opening of the metal casing surface for extending into the detector 3, the detector 3 with a proper size is inserted into the aviation plug 12, and the first connecting rotating handle 13 is rotated to connect the first connecting rotating handle 13 and the connecting groove 31 through threads, so as to fix the detector 3 on the first supporting rod 1, then the detector 3 is extended into the metal casing by using the first supporting rod 1 and the second supporting rod 4, and the second connecting rotating handle 41 is rotated at the same time, so as to adjust the positions of the connecting rod 2 and the second supporting rod 4, increase the length of the device, avoid the detector 3 from extending too shallow, after the detector 3 is extended into the metal casing, the seal plate 6 can be used to seal the detection opening of the metal casing surface for extending into the detector 3, and the working motor 71 is started, the threaded rod 7 is driven to rotate by the working motor 71, the connecting plate 8 is driven to move in the empty groove formed in the first supporting rod 1 through the rotation of the threaded rod 7, the connecting plate 8 is utilized to push the push rod 81 and the push plate 82 to move, so that the push plate 82 discharges air in the empty groove into the metal shell through the air outlet nozzle 61, if no crack exists on the metal shell, the air pressure in the metal shell rises at the moment, the sealing plug 52 in the connecting frame 5 is pushed to move in the connecting frame 5 through the air pressure rising in the metal shell, the sealing plug 52 can be observed to move in the connecting frame 5 through the observation glass 53, if a crack exists on the metal shell, the air filled in the metal shell through the push plate 82 and the air outlet nozzle 61 can be discharged through the crack, the air pressure in the metal shell cannot rise at the moment, and the sealing plug 52 can be observed not to move in the connecting frame 5 through the observation glass 53.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (7)
1. A detection device for a gas-insulated metal-enclosed switchgear, characterized in that it comprises: the device comprises a first supporting rod (1), a detector (3) and a second supporting rod (4), wherein an energy storage device (11) is installed inside the first supporting rod (1), an aviation plug (12) is installed on the first supporting rod (1), the aviation plug (12) is electrically connected with the energy storage device (11), and a connecting rod (2) is fixedly connected to the first supporting rod (1);
the detector (3) is provided with a slot (32), the detector (3) is movably inserted into the aviation plug (12) through the slot (32), and the detector (3) is electrically connected with the aviation plug (12) through the slot (32);
the inner part of the second supporting rod (4) is provided with a hollow groove, the second supporting rod (4) is movably connected with the surface of the connecting rod (2), the top and the bottom of the second supporting rod (4) are both fixedly connected with a connecting frame (5), the right side of the inner wall of the connecting frame (5) is fixedly connected with a connecting spring (51), the left end of the connecting spring (51) is fixedly connected with a sealing plug (52), the surface of the second supporting rod (4) is fixedly connected with a sealing plate (6), the positions of the top and the bottom of the second supporting rod (4) close to the left side are fixedly connected with air outlet nozzles (61), a threaded rod (7) is rotatably connected inside the second supporting rod (4), the surface of the threaded rod (7) is connected with a connecting plate (8) through threads, the left side fixedly connected with push rod (81) of connecting plate (8), the left side fixedly connected with push pedal (82) of push rod (81).
2. The detection device for the gas insulated metal enclosed switchgear according to claim 1, wherein the detector (3) has a connection groove (31) at a position near the edge at the right side, and the inner wall of the connection groove (31) is threaded, the first support rod (1) has a first connection rotating handle (13) movably connected at a position near the left side on the surface, and the inner wall of the first connection rotating handle (13) is threaded, and the first connection rotating handle (13) is connected with the connection groove (31) through threads.
3. The detection device for the GIS of claim 1, wherein the surface of the connecting rod (2) is threaded near the left side, the left end of the second support rod (4) is rotatably connected with a second connecting rotating handle (41), the inner wall of the second connecting rotating handle (41) is threaded, and the second connecting rotating handle (41) is connected with the connecting rod (2) through threads.
4. The detecting device for the gas-insulated metal-enclosed switchgear according to claim 1, wherein the connecting frame (5) is fixedly connected to the inside of the sealing plate (6), and the left side of the connecting frame (5) penetrates the left side of the sealing plate (6), the position of the gas outlet nozzle (61) is located on the left side of the position of the sealing plate (6), and the inside of the gas outlet nozzle (61) is communicated with the empty slot inside the second support rod (4).
5. The detection device for the gas insulated metal-enclosed switchgear according to claim 1, wherein a movable slot is formed inside the connection frame (5), the left side and the right side of the movable slot both penetrate through the left side and the right side of the connection frame (5), the shape and the size of the sealing plug (52) are matched with the shape and the size of the movable slot, the observation glass (53) is installed on the front surface of the connection frame (5), and the back surface of the observation glass (53) penetrates through the front surface of the connection frame (5) and is located inside the movable slot.
6. The detecting device for the gas insulated metal enclosed switchgear according to claim 1, wherein the right side of the second supporting rod (4) is installed with a working motor (71), and the left end of the output shaft of the working motor (71) penetrates the right side of the second supporting rod (4) and is fixed with the right end of the threaded rod (7).
7. The detecting device for the gas insulated metal-enclosed switchgear according to claim 1, wherein the shape and size of the push plate (82) is matched with the shape and size of the hollow groove inside the second supporting rod (4), a through hole penetrating through the left and right sides of the push plate (82) is formed in the center of the push plate (82), and the shape and size of the through hole are matched with the shape and size of the connecting rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220414808.4U CN217112264U (en) | 2022-02-28 | 2022-02-28 | Detection device for gas-insulated metal-enclosed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220414808.4U CN217112264U (en) | 2022-02-28 | 2022-02-28 | Detection device for gas-insulated metal-enclosed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217112264U true CN217112264U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220414808.4U Active CN217112264U (en) | 2022-02-28 | 2022-02-28 | Detection device for gas-insulated metal-enclosed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217112264U (en) |
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- 2022-02-28 CN CN202220414808.4U patent/CN217112264U/en active Active
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