CN217822555U - Outdoor vacuum circuit breaker control unit apron - Google Patents
Outdoor vacuum circuit breaker control unit apron Download PDFInfo
- Publication number
- CN217822555U CN217822555U CN202222073164.XU CN202222073164U CN217822555U CN 217822555 U CN217822555 U CN 217822555U CN 202222073164 U CN202222073164 U CN 202222073164U CN 217822555 U CN217822555 U CN 217822555U
- Authority
- CN
- China
- Prior art keywords
- hole
- guide post
- cover plate
- control unit
- circuit breaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model relates to an outdoor vacuum circuit breaker the control unit apron, the purpose is solved current outdoor vacuum circuit breaker the control unit apron because of lacking seal structure for outside dust and moisture very easily pass through the through-hole on the lock core inside entering the control unit, cause the life and the security of the control unit to reduce, and the technical problem who does not satisfy the dustproof requirement of IP67 standard. The cover plate is additionally provided with a sealing plate, a welding sheet and a metal corrugated pipe at the lock core to form a sealing structure. One end of the metal corrugated pipe is fixedly connected with the axial positioning ring of the guide post through the welding piece, the other end of the metal corrugated pipe is fixedly connected with the sealing plate, the sealing plate is arranged in the groove in the cover plate body, a cavity only communicated with the through hole is formed in the area defined by the outer wall of the guide post, the welding piece, the inner wall of the metal corrugated pipe and the inner surface of the sealing plate, and the lock cylinder is arranged on the inner surface of the cover plate body to cover the metal corrugated pipe and the sealing plate.
Description
Technical Field
The utility model relates to a control unit apron, concretely relates to outdoor vacuum circuit breaker control unit apron.
Background
The outdoor vacuum circuit breaker has the functions of overload, short circuit and under-voltage protection, can protect circuits and power supplies, is mainly applied to medium-voltage overhead line power grids, and is used for load current dividing and combining, overload protection and short circuit protection. The structure of the device mainly comprises a control unit, a support and three solid-sealed insulated poles arranged on the support. The cover plate of the control unit is a cover plate with a lock structure and mainly comprises a cover plate body, a guide post, a lock cylinder, a disc spring, two connecting rod lock tongues and the like; the lock core sets up on apron body surface, and the dish spring sets up in the through-hole on the lock core, and the guide post is worn out the control unit from the control unit is inside via the dish spring. The cover plate of this structure has the following disadvantages: the sealing structure is lacked, the through hole on the lock core is communicated with the whole inner cavity of the control unit, and external dust and moisture easily enter the control unit through the through hole on the lock core, so that the service life and the safety of the control unit are reduced, and the dustproof requirement of the IP67 standard is not met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving current outdoor vacuum circuit breaker the control unit apron and exist because of lacking seal structure for inside outside dust and moisture very easily got into the control unit via the through-hole on the lock core, cause the life and the security of control unit to reduce, and unsatisfied the technical problem that the dustproof requirement of IP67 standard provided an outdoor vacuum circuit breaker the control unit apron.
In order to solve the technical problem, the utility model provides a technical scheme as follows.
The utility model provides an outdoor vacuum circuit breaker control unit apron which characterized in that:
comprises a cover plate body, a guide post, a sealing plate and a lock core; the surface of the cover plate body facing the interior of the control unit is defined as an inner surface; the center of the inner surface of the cover plate body is provided with a groove matched with the sealing plate, a through hole is formed in the groove, the sealing plate is assembled in the groove, sealing plate limiting devices are arranged on two sides of the groove and used for locking the position of the sealing plate which rotates 90 degrees after being moved out of the groove, the center of the sealing plate is provided with a second guide post through hole, and the lock cylinder is provided with a first guide post through hole;
one end of the guide post penetrates through the second guide post through hole and extends out of the cover plate body, the other end of the guide post penetrates through the first guide post through hole and is radially matched with the first guide post through hole, an axial positioning ring is arranged at the inner end of the guide post, the axial positioning ring is fixedly connected with a telescopic sealing structure sleeved on the guide post, one end of the sealing structure is limited by the axial positioning ring, the other end of the sealing structure is fixedly connected with a sealing plate, and the sealing plate and the sealing structure enclose a cavity only communicated with the through hole; the first guide post through hole is a stepped hole, the outer side aperture of the first guide post through hole is larger than the inner side aperture of the first guide post through hole, the outer diameter of the sealing structure is matched with the outer side aperture of the stepped hole, and the sealing structure is positioned in the outer side aperture of the stepped hole;
and the inner surface of the cover plate body is also provided with a limiting mechanism for limiting the displacement of the lock cylinder.
Furthermore, scalable seal structure includes telescopic corrugated metal pipe, and the corrugated metal pipe suit links firmly the shrouding on the guide post, and one end links firmly the shrouding, and the other end is provided with the welding piece, and the welding piece links firmly the axial positioning circle, and the inside region of corrugated metal pipe forms a cavity, seals outside dust and moisture in the cavity, has protected the internal control unit.
Furthermore, the sealing plate limiting device comprises two arc-shaped bosses which are symmetrically arranged on two sides of the groove respectively, the area defined by the two arc-shaped bosses can be embedded with the sealing plate, and the length direction of the area is perpendicular to that of the groove, so that the sealing plate can be rotated by 90 degrees after moving out of the groove and just embedded in the area defined by the two arc-shaped bosses.
Furthermore, the length of the metal corrugated pipe in a free state is larger than the height of the lock cylinder, so that the lock cylinder can pre-compress the metal corrugated pipe conveniently, and the sealing plate is tightly attached to the groove.
Further, the surface of shrouding is provided with and is used for cooperating the guide post to rotate the shrouding reference column, and the shrouding rotates and drives the corrugated metal pipe rotatory, and then drives the guide post and rotates.
Furthermore, a circular groove matched with and connected with the metal corrugated pipe is arranged on the sealing plate, and the circular groove and the second guide post through hole are coaxial; the sealing plate is a waist-shaped plate with fins on two sides and is used for being matched with a circular groove; the circular groove is matched and connected with the metal corrugated pipe, so that sealing is facilitated.
Furthermore, a hole located on the outermost side of the first guide post via hole is a waist-shaped hole, and the part of the guide post penetrating through the waist-shaped hole is matched with the shape of the waist-shaped hole, so that the lock cylinder rotates along with the guide post.
Furthermore, the limiting mechanism comprises a small cover plate, the small cover plate is fixed on the inner surface of the cover plate body through two positioning studs, a limiting hole is formed in the center of the small cover plate, and the part, protruding out of the lock cylinder, of the guide column extends into the limiting hole to limit the radial displacement of the lock cylinder along the guide column.
Furthermore, the fixed connection adopts a welding connection mode.
The utility model discloses compare the beneficial effect that prior art has:
1. the utility model provides a pair of outdoor vacuum circuit breaker the control unit apron sets up seal structure between shrouding and lock core, and the seal structure suit is on the guide post for shrouding, guide post and seal structure enclose into one only with the communicating cavity of through-hole, with outside dust and moisture seal in the cavity, protected inside the control unit, improved the life and the security of the control unit, and satisfied the dustproof requirement of IP67 standard.
2. The utility model provides a pair of outdoor vacuum circuit breaker control unit apron, wherein seal structure include telescopic corrugated metal pipe, and the corrugated metal pipe suit links firmly the shrouding on the guide post, one end, and the other end is provided with the soldering lug, and the soldering lug links firmly the axial positioning circle on the guide post, and corrugated metal pipe drives the guide post and the shrouding is rotatory for rotatory in-process seal structure is not influenced.
3. The utility model provides a pair of outdoor vacuum circuit breaker control unit apron, corrugated metal pipe's length is greater than the height of lock core, can be to corrugated metal pipe's precompression, and the shrouding is compressed tightly in the through-hole of apron body upper groove to prevent that outside dust and moisture from getting into from the recess.
4. The utility model provides a pair of outdoor vacuum circuit breaker control unit apron is provided with the circular recess that the corrugated metal pipe was connected in the cooperation on the shrouding for it is more convenient to seal between corrugated metal pipe and the shrouding.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a cover plate of a control unit of an outdoor vacuum circuit breaker according to the present invention;
fig. 2 is an exploded view of an embodiment of a cover plate of a control unit of an outdoor vacuum circuit breaker according to the present invention;
fig. 3 is a schematic structural diagram of a sealing structure in an embodiment of a cover plate of a control unit of an outdoor vacuum circuit breaker according to the present invention;
fig. 4 is a schematic structural view of the inner surface of the cover plate body in the cover plate of the control unit of the outdoor vacuum circuit breaker of the present invention;
fig. 5 is a schematic structural view of the outer surface of the cover plate body in the cover plate of the control unit of the outdoor vacuum circuit breaker of the present invention;
fig. 6 is a schematic structural diagram of a lock cylinder in a cover plate of a control unit of the outdoor vacuum circuit breaker of the present invention;
description of the reference numerals:
the lock comprises a cover plate body 1, a guide post 2, a lock core 3, a first guide post through hole 4, a sealing plate 5, a welding sheet 6, a metal corrugated pipe 7, a through hole 8, an arc-shaped boss 9, a second guide post through hole 10, a positioning post 11, an axial positioning ring 12 and a small cover plate 13.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
A cover plate of an outdoor vacuum circuit breaker control unit is shown in figures 1 to 6 and comprises a cover plate body 1, guide posts 2, a sealing plate 5 and a lock cylinder 3; in order to distinguish the inside and the outside, the surface of the cover plate body 1 facing the inside of the control unit is defined as an inner surface; the 1 internal surface center of apron body is provided with the recess of cooperation assembly shrouding 5, the shape of the shape laminating shrouding 5 of recess, through-hole 8 has been seted up in the recess, through-hole 8 makes in the apron body 1, the surface link up, through-hole 8 is plugged up in the recess to the assembly of shrouding 5, the recess both sides are provided with shrouding stop device, shrouding stop device includes two arc bosss 9, the symmetry sets up in the recess both sides respectively, the region that two arc bosss 9 enclose can the mosaic shrouding 5, this regional length direction is perpendicular with the length direction of recess, it is rotatory 90 after the recess is shifted out to shrouding 5, can be locked by two arc bosss, the center of shrouding 5 is equipped with second guide post via hole 10, be used for guide post 2 passes shrouding 5, be equipped with first guide post via hole 4 on lock core 3, be used for guide post 2 passes lock core 3. One end of the guide post 2 passes through the second guide post through hole 10 and extends out of the cover plate body 1, and the other end passes through the first guide post through hole 4 and is radially matched with the first guide post through hole, so that the guide post 2 can drive the lock cylinder 3 to rotate while rotating; an axial positioning ring 12 is arranged at the inner end of the guide post 2, the axial positioning ring 12 is fixedly connected with a telescopic sealing structure, the sealing structure comprises a telescopic metal corrugated pipe 7, the metal corrugated pipe 7 is sleeved on the guide post 2, a sealing plate 5 is welded at one end, a welding sheet 6 is arranged at the other end, the welding sheet 6 is welded on the axial positioning ring 12, a cavity only communicated with the through hole 8 is formed in the inner area of the metal corrugated pipe 7, external dust and water entering through the through hole 8 are sealed in the cavity, and an internal control unit is protected; when the metal corrugated pipe 7 is in a free state, the length of the metal corrugated pipe is larger than the height of the lock cylinder 3, the metal corrugated pipe 7 can be pre-compressed conveniently by the lock cylinder 3, and the sealing plate 5 can be tightly attached to the groove after the metal corrugated pipe 7 is compressed. The region of the sealing plate 5 exposed in the through hole 8 is provided with a positioning column 11 for matching with the guiding column 2 to rotate the sealing plate 5. A circular groove which is matched and connected with the metal corrugated pipe 7 is arranged on the sealing plate 5, and the circular groove is coaxial with the second guide post via hole 10; the sealing plate 5 is a waist-shaped plate with fins on two sides and is used for being matched with a circular groove.
The first guide post through hole 4 is a stepped hole, the outer side aperture of the first guide post through hole is larger than the inner side aperture of the first guide post through hole, the outer diameter of the sealing structure is matched with the outer side aperture of the stepped hole, and the sealing structure is positioned in the outer side aperture of the stepped hole; the lock cylinder 3 places the guide post 2, the arc boss 9, the metal corrugated pipe 7 and the closing plate 5 in the first guide post via hole 4. Still be provided with the stop gear of restriction lock core 3 displacement on the internal surface of apron body 1, stop gear includes little apron 13, little apron 13 is fixed on apron body 1 internal surface through two locating stud, little apron 13 center is provided with spacing hole, the part of the outstanding lock core of guide post 2 stretches into spacing downthehole, through restricting the displacement of guide post 2 to restriction lock core 3 is along the radial displacement of guide post 2, and little apron 13 has still restricted the displacement of lock core 3 in the axial of guide post 2. The hole located at the outermost side of the first guide post through hole 4 is a waist-shaped hole, and the part of the guide post 2 penetrating through the waist-shaped hole is matched with the shape of the waist-shaped hole so as to drive the lock cylinder 3. The cover plate is positioned at the lower portion of the control unit when mounted, so that moisture and dust are not easily introduced into the interior of the control unit.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and it is obvious for those skilled in the art to modify the specific technical solutions described in the foregoing embodiments or to substitute part of the technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions protected by the present invention.
Claims (9)
1. The utility model provides an outdoor vacuum circuit breaker control unit apron which characterized in that:
comprises a cover plate body (1), a guide post (2), a sealing plate (5) and a lock core (3); the surface of the cover plate body (1) facing the interior of the control unit is defined as an inner surface; a groove matched with the sealing plate (5) is formed in the center of the inner surface of the cover plate body (1), a through hole (8) is formed in the groove, the sealing plate (5) is assembled in the groove, sealing plate limiting devices are arranged on two sides of the groove and used for locking the position, rotated by 90 degrees, of the sealing plate (5) after being moved out of the groove, a second guide post through hole (10) is formed in the center of the sealing plate (5), and a first guide post through hole (4) is formed in the lock cylinder (3);
one end of the guide post (2) penetrates through the second guide post through hole (10) and extends out of the cover plate body (1), the other end of the guide post (2) penetrates through the first guide post through hole (4) and is radially matched with the first guide post through hole, an axial positioning ring (12) is arranged at the inner end of the guide post (2), the axial positioning ring (12) is fixedly connected with a telescopic sealing structure sleeved on the guide post (2), one end of the sealing structure is limited through the axial positioning ring (12), the other end of the sealing structure is fixedly connected with the sealing plate (5), and the sealing plate (5) and the sealing structure enclose a cavity which is only communicated with the through hole (8); the first guide post through hole (4) is a stepped hole, the outer side aperture of the first guide post through hole is larger than the inner side aperture of the first guide post through hole, the outer diameter of the sealing structure is matched with the outer side aperture of the stepped hole, and the sealing structure is positioned in the outer side aperture of the stepped hole;
and the inner surface of the cover plate body (1) is also provided with a limiting mechanism for limiting the displacement of the lock cylinder (3).
2. The cover plate for the control unit of an outdoor vacuum circuit breaker according to claim 1, wherein:
the telescopic sealing structure comprises a telescopic metal corrugated pipe (7), the metal corrugated pipe (7) is sleeved on the guide column (2), one end of the metal corrugated pipe is fixedly connected with the sealing plate (5), the other end of the metal corrugated pipe is provided with a welding sheet (6), the welding sheet (6) is fixedly connected with the axial positioning ring (12), and the inner area of the metal corrugated pipe (7) forms a cavity which is only communicated with the through hole (8).
3. An outdoor vacuum circuit breaker control unit cover plate according to claim 2, characterized in that:
the sealing plate limiting device comprises two arc-shaped bosses (9) which are symmetrically arranged on two sides of the groove respectively, the area formed by the two arc-shaped bosses (9) in a surrounding mode can be embedded with the sealing plate (5), and the length direction of the area is perpendicular to that of the groove.
4. An outdoor vacuum circuit breaker control unit cover plate according to claim 3, characterized in that:
the length of the metal corrugated pipe (7) in a free state is larger than the height of the lock cylinder (3), so that the metal corrugated pipe (7) can be pre-compressed conveniently by the lock cylinder (3).
5. An outdoor vacuum circuit breaker control unit cover plate according to any one of claims 1 to 4, characterized in that:
the surface of shrouding (5) is provided with and is used for cooperating guide post (2) to rotate reference column (11) of shrouding (5).
6. An outdoor vacuum circuit breaker control unit cover plate according to claim 5, characterized in that:
a circular groove which is matched and connected with the metal corrugated pipe (7) is formed in the sealing plate (5), and the circular groove is coaxial with the second guide post via hole (10);
the sealing plate (5) is a waist-shaped plate with fins on two sides.
7. An outdoor vacuum circuit breaker control unit cover plate according to claim 6, characterized in that:
the hole located on the outermost side of the first guide column through hole (4) is a waist-shaped hole, and the part of the guide column (2) penetrating through the waist-shaped hole is matched with the shape of the waist-shaped hole.
8. An outdoor vacuum circuit breaker control unit cover plate according to claim 7, characterized in that:
the limiting mechanism comprises a small cover plate (13), the small cover plate (13) is fixed on the inner surface of the cover plate body (1) through two positioning studs, a limiting hole is formed in the center of the small cover plate (13), the part, protruding out of the lock cylinder, of the guide column (2) stretches into the limiting hole, the lock cylinder (3) is limited to radially displace along the guide column (2), and the small cover plate (13) also limits the lock cylinder (3) to axially displace along the guide column (2).
9. The cover plate for a control unit of an outdoor vacuum circuit breaker according to claim 8, wherein:
the fixed connection adopts a welding connection mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222073164.XU CN217822555U (en) | 2022-08-08 | 2022-08-08 | Outdoor vacuum circuit breaker control unit apron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222073164.XU CN217822555U (en) | 2022-08-08 | 2022-08-08 | Outdoor vacuum circuit breaker control unit apron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217822555U true CN217822555U (en) | 2022-11-15 |
Family
ID=83973240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222073164.XU Active CN217822555U (en) | 2022-08-08 | 2022-08-08 | Outdoor vacuum circuit breaker control unit apron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217822555U (en) |
-
2022
- 2022-08-08 CN CN202222073164.XU patent/CN217822555U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2018099094A1 (en) | Assembling structure for cap plate and electrode terminal post of power battery | |
| CN217822555U (en) | Outdoor vacuum circuit breaker control unit apron | |
| CN106532099A (en) | Power battery and top cover thereof | |
| CN211201479U (en) | Waterproof and dustproof cover of silica gel padlock | |
| CN211151067U (en) | Put safety device of cubical switchboard circuit breaker handle hole in KYN28 type | |
| CN213461407U (en) | Reluctance type motor self-locking device | |
| CN209993532U (en) | Three-station isolation operation mechanism of ring main unit | |
| CN218997023U (en) | Waterproof pole assembly | |
| CN220121696U (en) | Explosion-proof switch | |
| CN206480578U (en) | A kind of electro-magnetic circuit breaker and quickly push latching device open | |
| CN214069712U (en) | Fast-assembling high-sealing explosion-proof motor sealing cover | |
| CN210467729U (en) | Plastic casing type circuit breaker | |
| CN218719055U (en) | Explosion-proof valve | |
| CN213845474U (en) | S-band miniaturized square pure microstrip surface-mounted circulator | |
| CN211556504U (en) | Cubical switchboard that sealing waterproof performance is good | |
| CN211654677U (en) | High-voltage vacuum demarcation circuit breaker with vacuum arc-extinguishing chamber structure | |
| CN215528287U (en) | Improvement type KYN type 10kV high tension switchgear | |
| CN220774265U (en) | Electromagnetic tripping device and leakage circuit breaker | |
| CN102760982B (en) | Magnetic type earth wire connecting device of electric welder | |
| CN214428440U (en) | High-strength protective current transformer plastic shell | |
| CN212277502U (en) | Heavy current socket box | |
| CN215805355U (en) | Structure of sediment is inhaled in high-efficient direction | |
| CN215911480U (en) | Extremely simple battery cover plate structure | |
| CN214380286U (en) | Mechanical and electrical interlocking device | |
| CN201663787U (en) | Shielding case |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |