CN211178865U - SF6 meter protection device - Google Patents
SF6 meter protection device Download PDFInfo
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- CN211178865U CN211178865U CN201922481473.9U CN201922481473U CN211178865U CN 211178865 U CN211178865 U CN 211178865U CN 201922481473 U CN201922481473 U CN 201922481473U CN 211178865 U CN211178865 U CN 211178865U
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Abstract
The utility model relates to a power equipment technical field especially relates to a SF6 table meter protection device. The utility model discloses a SF6 meter protection device, wherein a fixed cover is arranged in the device to play a rainproof role; the arrangement of the first side plate and the second side plate can avoid the irradiation of rainwater and sunlight on two sides of the SF6 meter; the angle of downward sloping can be adjusted in a flexible way according to the sunshine to the movable cover can shelter from the each angle's of SF6 meter positive sunlight shining, when the staff need patrol the meter or copy the meter reading, manual rotatory movable cover that makes progress can, convenient operation. The utility model discloses SF6 table meter safety cover can effectively avoid long-time solarization and drench and lead to SF6 table meter to rust, ageing and warp, prolongs the life of SF6 table meter greatly, ensures SF6 table meter normal operating and the normal clear of daily maintenance of patrolling.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to a SF6 table meter protection device.
Background
The insulation and arc extinguishing performance of GIS (gas insulated switchgear) equipment depends to a large extent on the SF6 gas density. The GIS equipment is provided with an SF6 meter for monitoring the density of SF6 gas in the GIS equipment, judging whether the SF6 gas leaks and generating an alarm or a locking signal to remind operators to process in time so as to avoid accidents or expansion. Therefore, for outdoor GIS electrical equipment, the measures of preventing rain and sun for the SF6 meter are taken, and the normal operation of the meter is ensured.
Currently, each transformer substation is in the aspect of SF6 meter sun protection measures: only pay attention to the rain-proof protection of the meter, but pay no attention to the sun-proof protection of the meter. Although the additional protective cover can prevent the sunlight from shielding the side and the back of the meter to a certain degree, the additional protective cover does not play a role in preventing the sunlight from shielding the front of the meter. The SF6 meter is exposed to the sun for a long time, and the glass of the observation panel is easy to age, blur and even burst, which affects the daily inspection reading of the meter by the operating personnel and the service life of the meter.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a SF6 table meter protection device has solved current SF6 table meter safety cover and can't carry out sun-proof problem to the front of table meter.
The utility model provides a SF6 table meter protection device, include: the protection device comprises a protection device main body, a fixed cover and a movable cover;
The protection device main body includes: the device comprises a fixed main board, a first side board and a second side board, wherein the first side board and the second side board are respectively arranged on two sides of the fixed main board, and the first side board and the second side board are arranged on the same side;
The fixed cover is arc-shaped, the first end of the fixed cover is fixed at the upper end of the fixed main board, and the arc-shaped opening of the fixed cover faces downwards;
The movable cover is arc-shaped, the opening degree of the movable cover is the same as that of the fixed cover, and the first end of the movable cover is rotatably sleeved on the upper surface of the second end of the fixed cover.
Preferably, two sides of the first end of the movable cover are provided with first openings, and two sides of the second end of the fixed cover are correspondingly provided with second openings;
The activity screw passes first trompil with the second trompil, with nut screw-thread fit, will the first end of activity cover is fixed the second end of fixed cover is located fixed cover with between the activity cover the activity screw cap is provided with pressure spring.
Preferably, the protection device main body further includes: the fixing device comprises a fixing block, a fixing rod and two limiting rods;
Two ends of the fixed rod are respectively fixed at the lower end of the first side plate and the lower end of the second side plate;
The fixed block is fixed at the lower end of the fixed main board and is at the same side with the first side board;
The dead lever is provided with two through-holes, the fixed block deviates from one side of fixed mainboard with the through-hole correspondence is provided with two holes, every the gag lever post passes one the through-hole with correspond the hole for the base of SF6 table meter is spacing two the gag lever post the fixed block with in the space that the dead lever formed.
Preferably, the surface of the limiting rod is provided with an external thread, and an internal thread is arranged in the hole.
Preferably, the first curb plate with the equal level of second curb plate is provided with rectangular screw hole, the both ends correspondence of dead lever is provided with the screw hole, fixed screw with rectangular screw hole with screw hole screw-thread fit will the dead lever is fixed first curb plate with between the second curb plate, rectangular screw hole can with fixed screw is spacing in preset position.
Preferably, the lower extreme of fixed mainboard is provided with the screw hole, the fixed block deviates from the corresponding screw hole that is provided with in one side of dead lever, the screw with the screw hole of fixed mainboard with the screw hole screw-thread fit of fixed block will the fixed block is fixed on the fixed mainboard.
Preferably, the protection device main body further includes: the top plate, the first connecting plate and the second connecting plate;
The outer surface of the fixed cover, the side edge of the first connecting plate, the side edge of the first side plate, the side edge of the second connecting plate and the side edge of the fixed main plate are sequentially connected to form a frame-shaped structure;
The top plate is fixedly connected with the top edge of the first connecting plate, the top edge of the first side plate, the top edge of the second connecting plate and the outer surface of the fixing cover.
Preferably, the fixed main plate is provided with a vent hole.
Preferably, a baffle plate is arranged at the upper end of one side of the vent hole, which is far away from the fixed cover.
Preferably, the surface of the protective device body contains a zinc-aluminum alloy plating layer.
According to the technical scheme, the utility model has the advantages of it is following:
The utility model provides a SF6 meter protection device, wherein the arrangement of a fixed cover in the device can play a role of rain prevention; the arrangement of the first side plate and the second side plate can avoid the irradiation of rainwater and sunlight on two sides of the SF6 meter; the angle of downward sloping can be adjusted in a flexible way according to the sunshine to the movable cover can shelter from the each angle's of SF6 meter positive sunlight shining, when the staff need patrol the meter or copy the meter reading, manual rotatory movable cover that makes progress can, convenient operation. The utility model discloses SF6 table meter safety cover can effectively avoid long-time solarization and drench and lead to SF6 table meter to rust, ageing and warp, prolongs the life of SF6 table meter greatly, ensures SF6 table meter normal operating and the normal clear of daily maintenance of patrolling.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural view of an embodiment of a movable cover of a SF6 meter protection device when the movable cover is unfolded;
Fig. 2 is a schematic structural diagram of another embodiment of the SF6 meter protection device movable cover when the movable cover is unfolded;
Fig. 3 is a schematic structural view of a movable cover of a SF6 meter protection device according to an embodiment of the present invention when retracted;
Fig. 4 is a schematic structural diagram of a fixing block in an SF6 meter protection device according to an embodiment of the present invention;
Fig. 5 is a schematic structural view of a fixing rod in a SF6 meter protection device according to an embodiment of the present invention;
Fig. 6 is a schematic view illustrating a connection between a fixed cover and a movable cover in a SF6 meter protection device according to an embodiment of the present invention;
Wherein the illustration is as follows:
1. A fixed cover; 2. a movable cover; 3. fixing the main board; 4. a first side plate; 5. a second side plate; 6. A movable screw; 7. a compression spring; 8. a fixed block; 9. fixing the rod; 10. a limiting rod; 11. a long threaded hole; 12. a top plate; 13. a first connecting plate; 14. a second connecting plate; 15. and a baffle plate.
Detailed Description
The embodiment of the utility model discloses SF6 table meter protection device for solve current SF6 table meter safety cover and can't carry out sun-proof problem to the front of table meter.
Referring to fig. 1, the present invention provides a structure diagram of an embodiment of a movable cover 2 of a SF6 meter protection device when it is deployed.
Referring to fig. 2, the present invention provides a structure diagram of another embodiment of the movable cover 2 of the SF6 meter protection device when it is unfolded.
Referring to fig. 3, an embodiment of the present invention provides a movable cover 2 of a SF6 meter protection device for retracting.
The embodiment of the utility model provides an embodiment of SF6 table meter protection device include: the protection device comprises a protection device main body, a fixed cover 1 and a movable cover 2;
The protection device main part includes: the fixing main plate 3, and a first side plate 4 and a second side plate 5 which are respectively arranged at two sides of the fixing main plate 3, wherein the first side plate 4 is at the same side as the second side plate 5;
The movable cover 2 is arc-shaped and has the same arc-shaped opening degree as the fixed cover 1, and the first end of the movable cover 2 is rotatably sleeved on the upper surface of the second end of the fixed cover 1.
The embodiment of the utility model provides an in, fixed mainboard 3, first curb plate 4, second curb plate 5 and fixed cover 1 form the frame-shaped structure, and movable cover 2 can be around fixed cover 1 downwardly rotating, and the below of fixed cover 1 is arranged in to SF6 table meter, and is located between first curb plate 4 and the second curb plate 5.
In the embodiment of the utility model, the arrangement of the fixed cover 1 can play the role of rain-proof; the arrangement of the first side plate 4 and the second side plate 5 can avoid the irradiation of rainwater and sunlight on two sides of the SF6 meter; the angle of downward sloping can be adjusted in a flexible way according to the sunshine to movable cover 2 to can shelter from the irradiation of the positive sunlight of SF6 meter one day, when the staff need patrol the meter or copy the meter reading, manual rotatory movable cover 2 that makes progress can, convenient operation. The SF6 meter safety cover of this embodiment can effectively avoid long-time exposure to the sun and rain to lead to the rust of SF6 meter, ageing and deformation, prolongs the life of SF6 meter greatly, ensures the normal operating of SF6 meter and the normal clear of daily maintenance of patrolling.
In the embodiment of the present invention, the fixing cover 1 is arc-shaped, preferably semicircular, and is matched with the SF6 meter. A small gap is reserved between the fixed cover 1 and the top of the SF6 meter, so that the normal operation of the SF6 meter is not influenced, the installation is compact, the material and the space are saved, and the daily maintenance tour is not influenced.
The embodiment of the utility model provides a SF6 table meter protection device mainly as the protection device of the SF6 table meter of GIS (gas insulated switchgear) equipment, also can use in the SF6 table meter of other conventional equipment such as circuit breaker, voltage transformer, current transformer.
Referring to fig. 6, an embodiment of the present invention provides a connection diagram of a fixed cover 1 and a movable cover 2 in a SF6 meter protection device.
In another embodiment of the SF6 meter protection device provided in the embodiment of the present invention, first openings are provided on both sides of the first end of the movable cover 2, and second openings are correspondingly provided on both sides of the second end of the fixed cover 1;
The movable screw 6 passes through the first opening and the second opening, is in threaded fit with the nut, fixes the first end of the movable cover 2 at the second end of the fixed cover 1, and the movable screw 6 sleeve between the fixed cover 1 and the movable cover 2 is provided with a compression spring 7.
The embodiment of the utility model provides an in, under the normal condition, movable screw 6 is twisted to compress tightly half stroke with pressure spring 7 can, ensures that movable cover 2 can stabilize, can rotate again. The movable cover 2 rotates up and down around a movable screw 6.
In the embodiment of the utility model, the movable cover 2 can shield the SF6 meter by rotating downwards about 60 degrees, and most of sunlight is shielded. When the staff need patrol the meter and copy the meter reading, can upwards rotate the movable cover 2 about 60 degrees, resume the movable cover 2 to the home position.
Referring to fig. 4, an embodiment of the present invention provides a schematic structural diagram of a fixing block 8 in a SF6 meter protection device.
Referring to fig. 5, an embodiment of the present invention provides a connection diagram of a fixed cover 1 and a movable cover 2 in a SF6 meter protection device.
The embodiment of the utility model provides a provide in another embodiment of SF6 table meter protection device, the protection device main part still includes: a fixed block 8, a fixed rod 9 and two limiting rods 10;
Two ends of the fixed rod 9 are respectively arranged at the lower end of the fixed first side plate 4 and the lower end of the fixed second side plate 5;
The fixed block 8 is fixed at the lower end of the fixed main board 3 and is arranged at the same side as the first side board 4;
The fixed rod 9 is provided with two through holes, one side of the fixed block 8, which is far away from the fixed main board 3, is provided with two holes corresponding to the through holes, and each limiting rod 10 penetrates through one through hole and the corresponding hole, so that the base of the SF6 meter is limited in a space formed by the two limiting rods 10, the fixed block 8 and the fixed rod 9.
The embodiment of the utility model provides an in, the base of SF6 table meter is spacing in the space that two gag lever posts 10, fixed block 8 and dead lever 9 formed, can be in the same place SF6 table meter protection device and SF6 table meter are fixed like this.
The embodiment of the utility model provides a provide a SF6 table meter protection device's another embodiment, gag lever post 10 surface is provided with the external screw thread, is provided with the internal thread in the hole.
The embodiment of the utility model provides an in, gag lever post 10 and hole screw-thread fit to further firmly install SF6 table meter protection device and SF6 table meter together, difficult not hard up.
The embodiment of the utility model provides a provide a SF6 table meter protection device's another embodiment, the equal level of first curb plate 4 and second curb plate 5 is provided with rectangular screw hole 11, and the both ends of dead lever 9 are corresponding to be provided with the screw hole, and fixed screw fixes dead lever 9 between first curb plate 4 and second curb plate 5 with rectangular screw hole 11 and screw hole screw-thread fit, and rectangular screw hole 11 can be spacing at preset position with the fixed screw.
Because the SF6 table meter of different producers production, the size of the SF6 table of different models base is different, the embodiment of the utility model provides an, the displacement of the horizontal direction that dead lever 9 can be adjusted according to the size of actual SF6 table meter base to the setting of rectangular screw hole 11, then uses the set screw to fix, ensures that different SF6 table meters homoenergetic can be firm with SF6 table meter protection device installation. The arrangement of the long threaded hole 11 increases the flexibility of the SF6 meter protection device, and the SF6 meter protection device is applicable to different SF6 meters.
The embodiment of the utility model provides a provide a SF6 table meter protection device's another embodiment, fixed mainboard 3's lower extreme is provided with the screw hole, and one side that fixed block 8 deviates from dead lever 9 is corresponding to be provided with the screw hole, and the screw hole of screw and fixed mainboard 3 and the screw hole screw-thread fit of fixed block 8 fix fixed block 8 on fixed mainboard 3.
The embodiment of the utility model provides a provide in another embodiment of SF6 table meter protection device, the protection device main part still includes: a top plate 12, a first connecting plate 13 and a second connecting plate 14;
The outer surface of the fixed cover 1, the side edge of the first connecting plate 13, the side edge of the first side plate 4, the side edge of the second connecting plate 14 and the side edge of the fixed main plate 3 are sequentially connected to form a frame-shaped structure;
The top panel 12 is fixedly connected to the top edge of the first connecting panel 13, the top edge of the first side panel 4, the top edge of the second connecting panel 14 and the outer surface of the stationary cover 1.
The secondary wiring of the alarm and locking signal of the SF6 meter is arranged in the secondary wiring box, and the secondary wire is in a humid environment for a long time when water enters the secondary wiring box and is wetted, so that the terminal and the secondary wire are easy to rust, the direct-current insulation is reduced, the signal is mistakenly sent, and the metering, measuring and protecting precision is influenced. Even serious persons can cause the misoperation or misoperation of equipment caused by direct current multipoint grounding or insufficient relay protection precision, and the safe operation of a power grid and the equipment is seriously influenced.
The embodiment of the utility model provides an in, secondary terminal box and secondary cable interface all can arrange in the surface of fixed cover 1, the side of first connecting plate 13, the side of first curb plate 4, the side of second connecting plate 14 and the side of fixed mainboard 3 connect gradually and form in the frame shape structure to shelter from a plurality of directions of secondary terminal box and secondary cable interface.
In another embodiment of the SF6 meter protection device provided in the embodiment of the present invention, the fixing main board 3 is provided with a ventilation hole.
The embodiment of the utility model provides a SF6 table meter protection device's another embodiment, the upper end that the ventilation hole deviates from one side of fixed cover 1 is provided with baffle 15.
In the embodiment of the utility model, when the inside of the SF6 meter protection device is moist and the temperature is raised, the moisture can be discharged from the vent hole, so as to prevent the equipment from rusting due to the moisture and condensation inside; when the interior temperature of the SF6 meter protection device is slightly raised, the air in the device can form convection with the outside air, and the interior temperature and the outside temperature of the device are always kept consistent. Baffle 15 forms certain contained angle with the plane of ventilation hole, and is the same with the shutter design, can prevent that the rainwater from flowing backward and getting into SF6 table meter protection device.
In another embodiment of the SF6 meter protection device provided in the embodiments of the present invention, the surface of the protection device main body contains a zinc-aluminum alloy coating.
The embodiment of the utility model provides an in, each part of SF6 table meter protection device specifically is fixed cover 1, lives and decides cover, first connecting plate 13, second connecting plate 14, first curb plate 4, second curb plate 5, roof 12, dead lever 9 and the 8 surfaces of fixed block and all have zinc-aluminum alloy cladding material, and this cladding material has good antirust capacity, extremely strong, the toughness very high to the reflectance of sunlight. Therefore, the SF6 meter protection device can also reflect sunlight, and the heat accumulation of the protection cover causes the temperature to be too high and generates the overcompensation phenomenon, thereby protecting the normal operation of the meter.
The embodiment of the utility model provides an in, all contain screwed structure, specifically be movable screw 6, nut, gag lever post 10, through-hole, rectangular screw hole 11, fixed screw and screw hole all adopt to have good adhesive force, tensile strength is big, do not corrode the neutral structure of metal and glue sealed the processing of sealing, prevent that its long-term rainwater and solar erosion from rustting and damaging.
The above is to the SF6 meter protection device that the utility model provides a carry out the detailed description, to the general technical personnel in this field, according to the utility model discloses the thought, all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as the restriction of the utility model discloses.
Claims (10)
1. An SF6 meter protection device, comprising: the protection device comprises a protection device main body, a fixed cover and a movable cover;
The protection device main body includes: the device comprises a fixed main board, a first side board and a second side board, wherein the first side board and the second side board are respectively arranged on two sides of the fixed main board, and the first side board and the second side board are arranged on the same side;
The fixed cover is arc-shaped, the first end of the fixed cover is fixed at the upper end of the fixed main board, and the arc-shaped opening of the fixed cover faces downwards;
The movable cover is arc-shaped, the opening degree of the movable cover is the same as that of the fixed cover, and the first end of the movable cover is rotatably sleeved on the upper surface of the second end of the fixed cover.
2. The SF6 meter protection device of claim 1, wherein the first end of the movable cover has first openings on both sides thereof, and the second end of the fixed cover has second openings on both sides thereof;
The activity screw passes first trompil with the second trompil, with nut screw-thread fit, will the first end of activity cover is fixed the second end of fixed cover is located fixed cover with between the activity cover the activity screw cap is provided with pressure spring.
3. The SF6 meter protection device of claim 1, wherein the protection device body further comprises: the fixing device comprises a fixing block, a fixing rod and two limiting rods;
Two ends of the fixed rod are respectively fixed at the lower end of the first side plate and the lower end of the second side plate;
The fixed block is fixed at the lower end of the fixed main board and is at the same side with the first side board;
The dead lever is provided with two through-holes, the fixed block deviates from one side of fixed mainboard with the through-hole correspondence is provided with two holes, every the gag lever post passes one the through-hole with correspond the hole for the base of SF6 table meter is spacing two the gag lever post the fixed block with in the space that the dead lever formed.
4. The SF6 meter protection device of claim 3, wherein the stop bar has an external thread on a surface thereof and an internal thread within the bore.
5. The SF6 meter protection device of claim 3, wherein the first side plate and the second side plate are each horizontally provided with an elongated threaded hole, threaded holes are respectively provided at both ends of the fixing rod, a fixing screw is threadedly engaged with the elongated threaded hole and the threaded holes to fix the fixing rod between the first side plate and the second side plate, and the elongated threaded hole is capable of limiting the fixing screw at a predetermined position.
6. The SF6 meter protection device of claim 3, wherein the lower end of the fixed main board is provided with a threaded hole, one side of the fixed block facing away from the fixed bar is correspondingly provided with a threaded hole, and a screw is in threaded engagement with the threaded hole of the fixed main board and the threaded hole of the fixed block to fix the fixed block on the fixed main board.
7. The SF6 meter protection device of claim 3, wherein the protection device body further includes: the top plate, the first connecting plate and the second connecting plate;
The outer surface of the fixed cover, the side edge of the first connecting plate, the side edge of the first side plate, the side edge of the second connecting plate and the side edge of the fixed main plate are sequentially connected to form a frame-shaped structure;
The top plate is fixedly connected with the top edge of the first connecting plate, the top edge of the first side plate, the top edge of the second connecting plate and the outer surface of the fixing cover.
8. SF6 meter protection device as in any of claims 1 to 7, characterized in that the fixed main board is provided with ventilation holes.
9. The SF6 meter protection device of claim 8, wherein a baffle is provided at an upper end of a side of the vent facing away from the stationary cover.
10. The SF6 meter protection device of any of claims 1-7, wherein the surface of the protection device body includes a zinc-aluminum alloy coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922481473.9U CN211178865U (en) | 2019-12-31 | 2019-12-31 | SF6 meter protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922481473.9U CN211178865U (en) | 2019-12-31 | 2019-12-31 | SF6 meter protection device |
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| Publication Number | Publication Date |
|---|---|
| CN211178865U true CN211178865U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922481473.9U Active CN211178865U (en) | 2019-12-31 | 2019-12-31 | SF6 meter protection device |
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| Country | Link |
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| CN (1) | CN211178865U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113898281A (en) * | 2021-08-31 | 2022-01-07 | 国网河北省电力有限公司检修分公司 | SF6 meter shade |
| CN113982454A (en) * | 2021-08-31 | 2022-01-28 | 国网河北省电力有限公司检修分公司 | Temperature compensation feedback adjustment light screen device |
-
2019
- 2019-12-31 CN CN201922481473.9U patent/CN211178865U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113898281A (en) * | 2021-08-31 | 2022-01-07 | 国网河北省电力有限公司检修分公司 | SF6 meter shade |
| CN113982454A (en) * | 2021-08-31 | 2022-01-28 | 国网河北省电力有限公司检修分公司 | Temperature compensation feedback adjustment light screen device |
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