CN211670162U - Mechanism box - Google Patents
Mechanism box Download PDFInfo
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- CN211670162U CN211670162U CN202020411344.2U CN202020411344U CN211670162U CN 211670162 U CN211670162 U CN 211670162U CN 202020411344 U CN202020411344 U CN 202020411344U CN 211670162 U CN211670162 U CN 211670162U
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- sealing
- mounting plate
- mechanism mounting
- sealed
- bulge loop
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Abstract
The utility model discloses a mechanism case, including mechanism mounting panel, sealing washer and mechanism cover, mechanism cover lid is on the mechanism mounting panel, and the sealing washer is located between mechanism cover and the mechanism mounting panel, its characterized in that: the sealing washer is equipped with bellied sealed bulge loop including sealed foundation ring, sealed foundation ring towards the surface of mechanism's mounting panel, and the mechanism's mounting panel is equipped with the seal groove that is used for sealed bulge loop embedding towards the surface of sealed bulge loop, and the seal groove all is the annular with sealed bulge loop, and the cross sectional shape of seal groove is corresponding with the cross sectional shape of sealed bulge loop. This real novel adoption sets up the surface area that sealed bulge loop increased the sealing washer on sealed bottom ring to offer the seal groove that is used for the sealed embedding of bulge loop at mechanism mounting panel relevant position, make and reach bigger sealed area of contact between sealing washer and the mechanism mounting panel, thereby play better leakproofness between messenger's mechanism cover and the mechanism mounting panel.
Description
Technical Field
The utility model relates to a circuit breaker equipment field specifically is a mechanism case.
Background
The LWWD-12 series sulfur hexafluoride circuit breaker is developed according to GB1984-89 AC high-voltage circuit breaker, and the electrical and mechanical properties of the LWWD-12 series sulfur hexafluoride circuit breaker meet the requirements of DL402-91 AC high-voltage circuit breaker ordering technical conditions and GB11022-89 general technical Specification for high-voltage switch equipment. The circuit is suitable for a power system with rated voltage of 12kV and rated frequency of 50Hz, and is used as a control and protection switch on medium and small-sized power stations and branch lines. The device can be installed outdoors, and the closing action of the device is realized by adopting a mechanism.
And the mechanism case of current circuit breaker often leads to the mechanism to rust unable action in rainy day or because the condensation is intake, influences the performance of equipment, more can influence the operation safety of electric wire netting.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mechanism case solves current mechanism case and intakes easily at rainy day or condensation, leads to the mechanism to rust unable action, influences the shortcoming of the performance of equipment.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:
a mechanism box comprises a mechanism mounting plate, a sealing ring and a mechanism cover, wherein the mechanism cover is arranged on the mechanism mounting plate, the sealing ring is arranged between the mechanism cover and the mechanism mounting plate and comprises a sealing bottom ring, a sealing convex ring is convexly arranged on the surface, in contact with the mechanism mounting plate, of the sealing bottom ring, a sealing groove in interference fit with the sealing convex ring is sunken on the surface, in contact with the sealing bottom ring, of the mechanism mounting plate, the cross section of the sealing groove corresponds to the cross section of the sealing convex ring, a flanging is outwards extended at the joint of the mechanism cover and the mechanism mounting plate, and the flanging is attached to the mechanism mounting plate during installation; the edge of the flanging is convexly provided with a first flanging edge towards the direction of the mechanism mounting plate, and the edge of the mechanism mounting plate is convexly provided with a second flanging edge which is consistent with the first flanging edge in direction and can be tightly attached to the first flanging edge.
Preferably, the surface of the sealing convex ring facing the mechanism mounting plate is further provided with a convex ring, the bottom of the sealing groove is further provided with an embedded groove used for embedding the convex ring, and the cross sections of the convex ring and the embedded groove are both semicircular or semielliptical.
Preferably, the sealing convex ring is provided with a first chamfer for guiding the sealing convex ring into the sealing groove, and the first chamfer is positioned on the edge of the outer side of the sealing convex ring.
Preferably, the sealing groove is provided with a second chamfer for guiding the sealing convex ring, and the second chamfer is positioned at an opening outside the sealing groove.
Preferably, the mechanism cover and the mechanism mounting plate are fixed to each other by a fastener.
Preferably, the adhesive agent is filled in both the sealing groove and the insertion groove.
Preferably, the convex height of the convex ring is 0.2 times of the convex height of the sealing convex ring.
Preferably, the depth of the seal groove is 0.3 times the thickness of the mechanism mounting plate.
The utility model discloses owing to adopted above technical scheme, have apparent technological effect:
1. this real novel adoption sets up the surface area that sealed bulge loop increased the sealing washer on sealed bottom ring to offer the seal groove that is used for the sealed embedding of bulge loop at mechanism mounting panel relevant position, make and reach bigger sealed area of contact between sealing washer and the mechanism mounting panel, thereby play better leakproofness between messenger's mechanism cover and the mechanism mounting panel.
2. The utility model discloses a cover at the mechanism and outwards extend with the junction of mechanism's mounting panel have the turn-ups, during the installation, turn-ups and the laminating of mechanism's mounting panel. The contact area between the mechanism cover and the mechanism mounting plate is increased, the sealing ring is convenient to place, and the contact area between the sealing ring and the mechanism cover and the mechanism mounting plate is increased, so that the sealing performance between the mechanism cover and the mechanism mounting plate is improved.
3. The utility model discloses a towards the protruding first edge that turns over that is equipped with of direction of mechanism's mounting panel on turn-ups's edge to be equipped with at the edge epirelief of mechanism's mounting panel and turn over along the orientation unanimous and can turn over along the second of closely laminating with first turning over and turn over along following. The contact area between the mechanism cover and the mechanism mounting plate can be increased, the sealing performance between the mechanism cover and the mechanism mounting plate is improved, the sealing ring and the mechanism cover can be conveniently positioned on the mechanism mounting plate, the speed of mounting the sealing ring and the mechanism cover on the mechanism mounting plate is improved, and the mounting efficiency is improved.
Drawings
Fig. 1 is a schematic cross-sectional view of the mechanism box of the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a schematic cross-sectional view of the sealing ring of the present invention.
Fig. 4 is a schematic cross-sectional view of a portion of the sealing ring to be mounted on the mechanism mounting plate according to the present invention.
Fig. 5 is a schematic partial cross-sectional view of the sealing ring of the present invention mounted on the mechanism mounting plate.
Reference numerals: 1. a mechanism mounting plate; 2. a seal ring; 3. a mechanism cover; 4. sealing the bottom ring; 5. a sealing convex ring; 6. a sealing groove; 7. a convex ring; 8. caulking grooves; 9. a first chamfer; 10. a second chamfer; 11. flanging; 12. a first turned edge; 13. a second turning edge; 14. a fastener; 15. a through hole; 16. a stud.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
A mechanism box is disclosed, as shown in fig. 1 to 5, comprising a mechanism mounting plate 1, a sealing ring 2 and a mechanism cover 3, wherein a stud 16 for fixing a mechanism is arranged on the mechanism mounting plate 1, the mechanism cover 3 covers the mechanism mounting plate 1, a flange 11 extends outwards from the connection part of the mechanism cover 3 and the mechanism mounting plate 1, during installation, the flange 11 is tightly attached to the mechanism mounting plate 1, the sealing ring 2 is arranged between the flange 11 of the mechanism cover 3 and the mechanism mounting plate 1, a first turning edge 12 is convexly arranged on the edge of the flange 11 in the direction away from the mechanism mounting plate 1, and a second turning edge 13 which is consistent with the first turning edge 12 in direction and can be tightly attached to the first turning edge 12 is convexly arranged on the edge of the mechanism mounting plate 1. Through holes 15 are formed in the turned-over edge 11 of the mechanism cover 3 and the mechanism mounting plate 1, and the mechanism cover 3 and the mechanism mounting plate 1 are fixedly connected through the through holes 15 by fasteners 14. In this embodiment, the through hole 15 is a threaded hole having an internal thread, and the fastening member 14 is a bolt. The arrangement of the flanging 11, the first flanging 12 and the second flanging 13 ensures that the contact area of the mechanism cover 3 and the mechanism mounting plate 1 is larger, the sealing position is increased, multiple sealing positions are sealed, and the sealing property can be improved; and when the mechanism cover is produced, the first turned edge 12 and the second turned edge 13 can be matched firstly, so that the mechanism cover 3 can find the position fixed on the mechanism mounting plate 1 more easily and quickly, and the mounting efficiency is improved.
As shown in fig. 2-5, in order to improve the leakproofness between mechanism cover 3 and the mechanism mounting panel 1, the utility model discloses a sealing washer 2 is equipped with sealed bulge loop 5 including sealed foundation ring 4 on the sealed foundation ring 4 with the face epirelief of mechanism mounting panel 1 contact, on the mechanism mounting panel 1 with the face epirelief of sealed foundation ring 4 contact on sunken have with sealed bulge loop 5 interference fit's seal groove 6, seal groove 6 all is the annular with sealed bulge loop 5, the cross sectional shape of seal groove 6 is corresponding with the cross sectional shape of sealed bulge loop 5.
The surface of the sealing convex ring 5 is provided with a first chamfer 9 with guiding function, and the first chamfer 9 is positioned on the edge of the outer side of the sealing convex ring 5. The sealing groove 6 is provided with a second chamfer 10 with a guiding function, and the second chamfer 10 is positioned at the opening of the sealing groove 6. The first chamfer 9 and the second chamfer 10 both play a role in guiding the sealing convex ring 5, so that the sealing convex ring can accurately enter the sealing groove 6. The precision is improved, so that the production yield is improved, and the sealing performance is ensured. The convex ring 7 and the caulking groove 8 are used for further guiding the position of the sealing convex ring 5 to ensure that the sealing convex ring is righted, and simultaneously, the contact area is increased to improve the sealing property
The convex ring 7 is convexly arranged on the sealing convex ring 5, the caulking groove 8 matched with the convex ring 7 is arranged at the bottom of the sealing groove 6, and the cross sections of the convex ring 7 and the caulking groove 8 are semicircular or semielliptical.
In order to further improve the sealing performance and the fixing strength between the mechanism cover 3 and the mechanism mounting plate 1, the adhesive is coated in the sealing groove 2 and the embedding groove 8 in an excessive manner, and after the sealing convex ring 5 and the convex ring 7 are embedded, gaps which may appear are filled with the adhesive, so that complete seamless sealing is realized, and the sealing performance and the fixing strength are further improved.
The protruding height of the convex ring 7 is 0.2 times of the protruding height of the sealing convex ring 5, and the depth of the sealing groove 6 is 0.3 times of the thickness of the mechanism mounting plate 1.
In this embodiment, in order to further improve the sealing performance between the mechanism cover 3 and the mechanism mounting plate 1, the number of the sealing convex rings 5 protruding from the sealing base ring 4 is two, the two sealing convex rings 5 are arranged in parallel, and the number of the corresponding sealing grooves 6 for embedding the sealing convex rings 5 is also two. The number of the convex rings 7 on the sealing convex ring 5 is also two, and the corresponding number of the caulking grooves 8 for the convex rings 7 to be embedded is also two. They are all for further improving the sealing between the mechanism cover 3 and the mechanism mounting plate 1.
The above description is for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention in any way, and modifications and variations can be made without departing from the principles of the present invention.
Claims (8)
1. The utility model provides a mechanism case, includes mechanism mounting panel (1), sealing washer (2) and mechanism cover (3), and mechanism cover (3) lid is located on mechanism mounting panel (1), and between mechanism cover (3) and mechanism mounting panel (1), its characterized in that are located in sealing washer (2): the sealing ring (2) comprises a sealing bottom ring (4), a sealing convex ring (5) is convexly arranged on the surface, contacting with the mechanism mounting plate (1), of the sealing bottom ring (4), a sealing groove (6) in interference fit with the sealing convex ring (5) is sunken on the surface, contacting with the sealing bottom ring (4), of the mechanism mounting plate (1), and the cross section of the sealing groove (6) corresponds to the cross section of the sealing convex ring (5); a flanging (11) extends outwards from the connection part of the mechanism cover (3) and the mechanism mounting plate (1), and the flanging (11) is attached to the mechanism mounting plate (1) during mounting; the edge of the flanging (11) is convexly provided with a first flanging (12) towards the direction of the mechanism mounting plate (1), and the edge of the mechanism mounting plate (1) is convexly provided with a second flanging (13) which is consistent with the first flanging (12) in direction and can be tightly attached to the first flanging (12).
2. Mechanism box according to claim 1, characterized in that: sealing convex ring (5) still are equipped with bulge loop (7) towards the surface of mechanism mounting panel (1), and the tank bottom of seal groove (6) still is equipped with caulking groove (8) that are used for bulge loop (7) embedding, the cross-section of bulge loop (7) and caulking groove (8) all is semi-circular or semiellipse shape.
3. Mechanism box according to claim 1, characterized in that: be equipped with on sealed bulge loop (5) and be used for the direction to enter into first chamfer (9) in seal groove (6), first chamfer (9) are located the arris in sealed bulge loop (5) outside.
4. Mechanism box according to claim 1, characterized in that: the sealing groove (6) is provided with a second chamfer (10) used for guiding the sealing convex ring (5) to enter, and the second chamfer (10) is positioned at an opening on the outer side of the sealing groove (6).
5. Mechanism box according to claim 1, characterized in that: the mechanism cover (3) and the mechanism mounting plate (1) are fixedly connected through a fastener (14).
6. Mechanism box according to claim 2, characterized in that: the sealing groove (6) and the embedding groove (8) are filled with adhesive.
7. Mechanism box according to claim 2, characterized in that: the protruding height of the convex ring (7) is 0.2 times of the protruding height of the sealing convex ring (5).
8. Mechanism box according to claim 1, characterized in that: the depth of the sealing groove (6) is 0.3 times of the thickness of the mechanism mounting plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411344.2U CN211670162U (en) | 2020-03-26 | 2020-03-26 | Mechanism box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411344.2U CN211670162U (en) | 2020-03-26 | 2020-03-26 | Mechanism box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211670162U true CN211670162U (en) | 2020-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020411344.2U Active CN211670162U (en) | 2020-03-26 | 2020-03-26 | Mechanism box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211670162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112436424A (en) * | 2020-11-25 | 2021-03-02 | 北京双杰电气股份有限公司 | Sealed AC metal switchgear mechanism chamber and AC metal switchgear |
-
2020
- 2020-03-26 CN CN202020411344.2U patent/CN211670162U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112436424A (en) * | 2020-11-25 | 2021-03-02 | 北京双杰电气股份有限公司 | Sealed AC metal switchgear mechanism chamber and AC metal switchgear |
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