CN212303528U - Shielding cylinder assembly - Google Patents
Shielding cylinder assembly Download PDFInfo
- Publication number
- CN212303528U CN212303528U CN202021432632.2U CN202021432632U CN212303528U CN 212303528 U CN212303528 U CN 212303528U CN 202021432632 U CN202021432632 U CN 202021432632U CN 212303528 U CN212303528 U CN 212303528U
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- CN
- China
- Prior art keywords
- cylinder
- barrel
- shielding
- flange
- interior barrel
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- 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.)
- Expired - Fee Related
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- 238000013016 damping Methods 0.000 claims abstract description 13
- 238000009826 distribution Methods 0.000 claims abstract description 6
- 229920000742 Cotton Polymers 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 40
- 238000005192 partition Methods 0.000 claims 4
- 230000035939 shock Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 2
- 230000004888 barrier function Effects 0.000 description 8
- 230000003068 static effect Effects 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The utility model provides a shielding barrel assembly belongs to shielding work piece technical field. The anti-collision and shock-absorbing shielding barrel solves the problem that the barrel body and the connecting inner barrel of the existing shielding barrel are of an integrated structure and do not have the anti-collision and shock-absorbing effects. This shielding barrel assembly includes interior barrel, the left end of interior barrel has the edge of turning up, the right-hand member of interior barrel has the throat, the cover is equipped with the damper cylinder on the interior barrel, be equipped with the damping cotton cover that a plurality of axial stack distributes between damper cylinder and the interior barrel, be provided with between damper cylinder and the interior barrel and enable damper cylinder and interior barrel can dismantle the assembly structure who connects, the outside circumference interval distribution of damper cylinder is the guard plate of axial setting, the left end of every guard plate and the edge of turning up of interior barrel can dismantle and link firmly, the right-hand member of every guard plate and the throat of interior barrel can be dismantled and link firmly. The utility model discloses stable in structure, have shock attenuation safeguard function, do not influence shielding performance when the operation collides, shield effectually, long service life.
Description
Technical Field
The utility model belongs to the technical field of the shielding work piece, a shielding barrel assembly is related to.
Background
In the high-voltage circuit breaker, because the surface sharp angles and the burrs of the static contact and the static main contact are more, in order to reduce the concentration of the electric field intensity formed by the sharp angles and the burrs to cause insulation breakdown, a shielding cover is arranged in most circuit breaker arc extinguish chambers. The common shield cover structure of present high voltage circuit breaker has two kinds: one is a fixed structure, and the metal rotating part is wrapped outside the static main contact to shield the static main contact and play a certain shielding role on the static arc contact, but the shielding role of the structure on the static arc contact is weaker; the other structure is that a shielding cover is arranged between fractures, and the main characteristic is that the shielding cover is arranged between the fractures of the circuit breaker formed by a static arc contact and a dynamic arc contact.
For example, chinese patent literature discloses a shield case for a circuit breaker and a circuit breaker using the shield case [ application No.: 201420376480.7, respectively; authorization notice number: CN204067259U ], which comprises a cylinder body, wherein the upper port of the cylinder body is flanged inwards to form a connecting inner cylinder with the axis coinciding with the axis of the cylinder body, and the cylinder surface of the connecting inner cylinder is provided with connecting threads; the lower end opening edge of the cylinder body is inward of the cylinder body or outward curled to form an arc-shaped turning edge.
In the structure, the barrel and the connecting inner barrel are of an integrated structure, the anti-collision and shock-absorbing effects are avoided, the shielding performance is affected by operation collision when the anti-collision and shock-absorbing barrel is used, the structural stability is poor, and the service life is short.
Disclosure of Invention
The utility model aims at providing a to the above-mentioned problem that exists among the prior art, provide a stability height, convenient assembling, long service life's shielding barrel assembly.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides a shielding barrel assembly, includes interior barrel, the left end of interior barrel have the edge of turning up, the right-hand member of interior barrel the throat has, its characterized in that, interior barrel on the cover be equipped with the damper cylinder, damper cylinder and interior barrel between be equipped with the cotton cover of shock attenuation that a plurality of axial stack distributes, damper cylinder and interior barrel between be provided with and enable damper cylinder and the assembly structure that interior barrel can dismantle the connection, the outside circumference interval distribution of damper cylinder be the guard plate that the axial set up, the left end of every guard plate and the edge of turning up of interior barrel can dismantle and link firmly, the right-hand member of every guard plate and the throat portion of interior barrel can dismantle and link firmly.
This shielding barrel assembly has the guard action to the barrel through setting up surge drum, guard plate, when the operation is collided, does not influence the shielding property of interior barrel, stable in structure, and the security is high, long service life.
In the above-mentioned shielding cylinder assembly, the assembly structure includes a connecting cylinder, the left end of the connecting cylinder is fixedly provided with an inner flange, the right end of the connecting cylinder is fixedly provided with an outer flange, the outer edge of the inner flange is circumferentially distributed with a first connecting hole in axial arrangement at intervals, the inner edge of the inner flange is circumferentially distributed with a second connecting hole in axial arrangement at intervals, the right end of the damper cylinder is provided with an inward turning edge part, the inward turning edge part of the damper cylinder is circumferentially distributed with a third connecting hole in axial arrangement at intervals, the first connecting hole and the third connecting hole are in one-to-one axial correspondence, short bolts are penetrated through the first connecting hole and the third connecting hole to enable the inward turning edge part and the damper cylinder to be detachably and fixedly connected, the inward turning edge part of the damper cylinder is circumferentially distributed with a fourth connecting hole in axial arrangement at intervals on the necking part of the inner cylinder, and the second connecting hole, and long bolts are arranged in the second connecting hole and the fourth connecting hole in a penetrating manner to enable the necking part of the inner cylinder body and the inner flange plate to be detachably and fixedly connected, and an insulating sealing device is also arranged between the necking part of the inner cylinder body and the inner flange plate. The diameters of the second connecting hole and the fourth connecting hole are larger than the diameter of the long bolt, and when the two ends of the long bolt are connected through the bolt, rubber backing rings are padded on the two ends of the long bolt.
In foretell shielding barrel assembly, insulating sealing device include annular insulating barrier, this annular insulating barrier is located between the throat portion of interior barrel, the interior ring flange, the outer terminal surface of the throat portion of interior barrel on inlay and be equipped with sealing ring one, the outer wall of interior ring flange on be provided with sealing ring two, when the throat portion of interior barrel, interior ring flange pass through the stay bolt can dismantle and link firmly, the throat portion of this interior barrel supports through sealing ring one and annular insulating barrier and leans on sealedly, this interior ring flange supports through sealing ring two and annular insulating barrier and leans on sealedly. The purpose of the arrangement is to insulate the necking part of the inner cylinder and the inner flange plate, and the use is convenient.
In foretell shielding barrel assembly, the evagination of interior barrel along last axial extension section of thick bamboo that has linked firmly, the urceolus mouth of axial extension section of thick bamboo link firmly the connection flange dish, the equal incurve formation connecting portion in both ends of guard plate, the connecting portion of guard plate one end can be dismantled with the connection flange dish through connecting bolt and link firmly, the connecting portion of the guard plate other end can be dismantled with the outer flange dish of connecting cylinder through connecting bolt and link firmly. The connecting portion at these guard plate both ends all are provided with the pilot hole, all set up the mounting hole on the outer ring flange of this connecting flange dish, connecting cylinder, and this pilot hole, mounting hole wear to establish connecting bolt and form and link firmly, and the purpose that sets up like this makes things convenient for the guard plate in the assembly in the damper cylinder outside, convenient assembling.
In the shielding cylinder assembly, a reserved cylinder is arranged on the side wall of the damping cylinder, and a sealing structure is arranged at an outer cylinder opening of the reserved cylinder. The purpose of setting like this is the assembly maintenance in the shock attenuation section of thick bamboo of convenient, convenient to use.
In the shielding cylinder assembly, the sealing structure comprises a sealing cover, an outer flange is arranged at the outlet of the outer cylinder of the reserved cylinder, the size and the shape of the sealing cover are matched with the outer flange, and the sealing cover is superposed, detachably and fixedly connected to the outer flange. The sealing cover is fixedly connected to the flanging edge through the screws in a superposed mode, so that the sealing cover is convenient to disassemble and use on the flanging edge.
Compared with the prior art, the shielding cylinder assembly has the advantages that: stable in structure, have shock attenuation safeguard function, do not influence shielding performance when the operation collides, shield effectually, long service life.
Drawings
Fig. 1 is a schematic sectional view of the shield cylinder assembly.
In the figure, 1, an inner cylinder body; 2. turning out the edges; 3. a necking part; 4. a damper cylinder; 5. a shock-absorbing cotton sleeve; 6. a protection plate; 7. a connecting cylinder; 8. an inner flange plate; 9. an outer flange plate; 10. an inner flange part; 11. a short bolt; 12. a long bolt; 13. an annular insulating spacer; 14. a first sealing ring; 15. a second sealing ring; 16. an axially extending barrel; 17. connecting a flange plate; 18. reserving a cylinder; 19. sealing the cover; 20. and (5) outward flanging.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, this shielding barrel assembly mainly comprises interior barrel 1, the left end of interior barrel 1 has the evagination along 2, the right-hand member of interior barrel 1 has throat 3, the cover is equipped with damper cylinder 4 on the interior barrel 1, four guard plates 6 that are the axial setting of damper cylinder 4's outside circumference interval distribution, the left end of every guard plate 6 and the evagination of interior barrel 1 can dismantle along 2 and link firmly, the right-hand member of every guard plate 6 and the throat 3 of interior barrel 1 can dismantle and link firmly, be equipped with the damping cotton cover 5 of four axial stack distributions between damper cylinder 4 and the interior barrel 1, be provided with between damper cylinder 4 and the interior barrel 1 and enable damper cylinder 4 and interior barrel 1 can dismantle the assembly structure of connection.
In actual manufacturing, the specific implementation of the assembly structure is as follows: the shock absorber mainly comprises a connecting cylinder 7, wherein an inner flange plate 8 is fixedly arranged at the left end of the connecting cylinder 7, an outer flange plate 9 is fixedly arranged at the right end of the connecting cylinder 7, a first connecting hole is axially distributed at intervals in the circumferential direction of the outer edge of the inner flange plate 8, a second connecting hole is axially distributed at intervals in the circumferential direction of the inner edge of the inner flange plate 8, an inner flange part 10 is arranged at the right end of the shock absorber 4, a third connecting hole is axially distributed at intervals in the circumferential direction of the inner flange part 10 of the shock absorber 4, the first connecting hole and the third connecting hole are in one-to-one axial correspondence, a short bolt 11 is arranged in the first connecting hole and the third connecting hole in a penetrating manner to enable the inner flange part 10 of the shock absorber 4 and the shock absorber 4 to be detachably and fixedly connected, a fourth connecting hole is axially distributed at intervals in the circumferential direction on a throat part 3 of the inner cylinder body 1, the second connecting, The inner flange 8 is detachably and fixedly connected, and an insulating sealing device is also arranged between the necking part 3 of the inner cylinder body 1 and the inner flange 8; the specific implementation mode of the insulation sealing device is as follows: mainly comprise annular insulating barrier 13, this annular insulating barrier 13 is located the throat portion 3 of barrel 1, between the interior ring flange 8, it is equipped with sealing ring 14 to inlay on the outer terminal surface of the throat portion 3 of interior barrel 1, be provided with two 15 of sealing ring on the outer wall of interior ring flange 8, when the throat portion 3 of interior barrel 1, interior ring flange 8 can dismantle through stay bolt 12 and link firmly, throat portion 3 of barrel 1 leans on sealedly through a 14 of sealing ring and annular insulating barrier 13 in this, this interior ring flange 8 leans on sealedly through two 15 of sealing ring and annular insulating barrier 13.
When actually making, this internal cylinder 1 turn up along having linked firmly axial extension section of thick bamboo 16 on 2, the urceolus mouth of axial extension section of thick bamboo 16 has linked firmly flange 17, and the equal incurve connecting portion that form in both ends of guard plate 6, the connecting portion of 6 one ends of guard plate can be dismantled with flange 17 through connecting bolt and link firmly, and the connecting portion of the 6 other end of guard plate can be dismantled with flange 9 of connecting cylinder 7 through connecting bolt and link firmly.
During actual manufacturing, a reserved cylinder 18 is arranged on the side wall of the damping cylinder 4, and an outer cylinder opening of the reserved cylinder 18 is provided with a sealing structure; specifically speaking: the sealing structure mainly comprises a sealing cover 19, an outer barrel opening of the reserved barrel 18 is provided with a flanging 20, the size and the shape of the sealing cover 19 are matched with the flanging 20, and the sealing cover 19 is overlapped, detachably and fixedly connected to the flanging 20.
Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. A shielding cylinder assembly comprises an inner cylinder (1), wherein the left end of the inner cylinder (1) is provided with an outward turning edge (2), the right end of the inner cylinder (1) is provided with a necking part (3), it is characterized in that the inner cylinder body (1) is sleeved with a damping cylinder (4), a plurality of damping cotton sleeves (5) which are axially overlapped and distributed are arranged between the damping cylinder (4) and the inner cylinder body (1), an assembly structure which can lead the damping cylinder (4) and the inner cylinder body (1) to be detachably connected is arranged between the damping cylinder (4) and the inner cylinder body (1), the outer side circumference interval distribution of damper cylinder (4) be guard plate (6) that the axial set up, the left end of every guard plate (6) and turning up of interior barrel (1) can dismantle along (2) and link firmly, the right-hand member of every guard plate (6) and throat portion (3) of interior barrel (1) can dismantle and link firmly.
2. The shielding cylinder assembly according to claim 1, wherein the assembling structure comprises a connecting cylinder (7), an inner flange (8) is fixedly arranged at the left end of the connecting cylinder (7), an outer flange (9) is fixedly arranged at the right end of the connecting cylinder (7), first connecting holes axially arranged are circumferentially distributed at intervals on the outer edge of the inner flange (8), second connecting holes axially arranged are circumferentially distributed at intervals on the inner edge of the inner flange (8), an inner flange part (10) is arranged at the right end of the damping cylinder (4), third connecting holes axially arranged are circumferentially distributed at intervals on the inner flange part (10) of the damping cylinder (4), the first connecting holes and the third connecting holes axially correspond one to one, and short bolts (11) penetrate through the first connecting holes and the third connecting holes to enable the inner flange part (10) of the damping cylinder (4) to be arranged, Damper cylinder (4) can be dismantled and link firmly, the throat portion (3) of interior barrel (1) go up circumference interval distribution and have the connecting hole four that is the axial setting, this connecting hole two, the four-shaft of connecting hole one-to-one, wear to be equipped with among this connecting hole two, the connecting hole four that long bolt (12) make throat portion (3), interior ring flange (8) of interior barrel (1) can dismantle and link firmly, still be provided with insulating sealing device between throat portion (3), the interior ring flange (8) of this interior barrel (1).
3. The shielding cylinder assembly according to claim 2, wherein the insulating and sealing device comprises an annular insulating partition plate (13), the annular insulating partition plate (13) is located between the throat portion (3) of the inner cylinder (1) and the inner flange (8), a first sealing ring (14) is embedded on the outer end surface of the throat portion (3) of the inner cylinder (1), a second sealing ring (15) is arranged on the outer wall of the inner flange (8), when the throat portion (3) of the inner cylinder (1) and the inner flange (8) are detachably and fixedly connected through the long bolt (12), the throat portion (3) of the inner cylinder (1) abuts against the annular insulating partition plate (13) through the first sealing ring (14) for sealing, and the inner flange (8) abuts against the annular insulating partition plate (13) through the second sealing ring (15) for sealing.
4. A shielding cylinder assembly according to claim 3, characterized in that the outward turning edge (2) of the inner cylinder (1) is fixedly connected with an axially extending cylinder (16), the outer cylindrical opening of the axially extending cylinder (16) is fixedly connected with a connecting flange (17), both ends of the protection plate (6) are inwardly bent to form a connecting portion, the connecting portion at one end of the protection plate (6) is detachably and fixedly connected with the connecting flange (17) through a connecting bolt, and the connecting portion at the other end of the protection plate (6) is detachably and fixedly connected with the outer flange (9) of the connecting cylinder (7) through a connecting bolt.
5. A shielding cylinder assembly according to claim 4, characterized in that a reserve cylinder (18) is arranged on the side wall of the damping cylinder (4), and the outer opening of the reserve cylinder (18) is provided with a sealing structure.
6. The shielding cylinder assembly according to claim 5, wherein the sealing structure comprises a sealing cover (19), a flanging (20) is arranged at the outer cylinder outlet of the reserve cylinder (18), the size and the shape of the sealing cover (19) are matched with the flanging (20), and the sealing cover (19) is superposed, detachably and fixedly connected to the flanging (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021432632.2U CN212303528U (en) | 2020-07-17 | 2020-07-17 | Shielding cylinder assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021432632.2U CN212303528U (en) | 2020-07-17 | 2020-07-17 | Shielding cylinder assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212303528U true CN212303528U (en) | 2021-01-05 |
Family
ID=73936022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021432632.2U Expired - Fee Related CN212303528U (en) | 2020-07-17 | 2020-07-17 | Shielding cylinder assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212303528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429121A (en) * | 2021-07-26 | 2021-09-24 | 江伦 | Glass tube necking inward-turning flange and manufacturing method and equipment thereof |
-
2020
- 2020-07-17 CN CN202021432632.2U patent/CN212303528U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429121A (en) * | 2021-07-26 | 2021-09-24 | 江伦 | Glass tube necking inward-turning flange and manufacturing method and equipment thereof |
| CN113429121B (en) * | 2021-07-26 | 2022-08-05 | 江伦 | Glass tube necking inward-turning flange and manufacturing method and equipment thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210105 |