CN212587436U - Novel ZAM3DC-63 direct current breaker arc extinguishing chamber - Google Patents
Novel ZAM3DC-63 direct current breaker arc extinguishing chamber Download PDFInfo
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- CN212587436U CN212587436U CN202020531706.1U CN202020531706U CN212587436U CN 212587436 U CN212587436 U CN 212587436U CN 202020531706 U CN202020531706 U CN 202020531706U CN 212587436 U CN212587436 U CN 212587436U
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- extinguishing grid
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Abstract
The utility model discloses a new ZAM3DC-63 direct current circuit breaker arc-extinguish chamber, including left flash barrier and right flash barrier, the middle section position of leaning on of left side flash barrier and right flash barrier has all seted up the flash barrier draw-in groove, and from the top down has set gradually between left flash barrier and the right flash barrier and has gone up arc extinguishing bars, well arc extinguishing bars and lower arc extinguishing bars. This new ZAM3DC-63 direct current breaker arc-extinguishing cover, through with one piece upper arc-extinguishing bars, fourteen pieces middle arc-extinguishing bars and one piece lower arc-extinguishing bars through anchor clamps riveting on left flash barrier and right flash barrier, then clamp new flash barrier in the recess of flash barrier through two flash barrier lugs of left and right sides, the new flash barrier outside also is closely matched with the flash barrier, such assembly method is very firm reliable, not only solved not firm of hot riveting technology but also saved the cost and the assemble duration of two parts, simultaneously, this new flash barrier can also block most electric arcs, be unlikely to spout and lead to the product can not close a floodgate on operating device or the moving contact spring.
Description
Technical Field
The utility model relates to an arc-extinguishing chamber technical field specifically is a new ZAM3DC-63 direct current circuit breaker arc-extinguishing chamber.
Background
The arc-isolating shield on the M3-63 type arc-extinguishing chamber in the market at present consists of 3 parts, wherein the arc-isolating shields on the left side and the right side are hot riveted, and then a 7-shaped arc-isolating shield is added on the arc-isolating shield, so that the hot riveting process is complex, the arc-isolating shield is easy to fall off and clamp a moving contact, and a product cannot be switched on. To this end, we propose a new ZAM3DC-63 dc breaker arc chute.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a new ZAM3DC-63 direct current circuit breaker arc-extinguish chamber to it is complicated to provide the hot riveting technology in solving above-mentioned background art, and easily drops and block the moving contact, leads to the problem that the product can not close a floodgate.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a new ZAM3DC-63 direct current circuit breaker arc-extinguishing cover, includes left flash barrier and right flash barrier, the flash barrier draw-in groove has all been seted up to middle section position by left flash barrier and right flash barrier, and has set gradually arc chute, well arc chute and lower arc chute from the top down between left flash barrier and the right flash barrier, go up arc chute and arc chute all is provided with first arc chute fixture block down at both ends around, both ends all are provided with second arc chute fixture block around the well arc chute, the spacing groove has all been seted up to one side of left flash barrier and right flash barrier, and the right side position of leaning on between left flash barrier and the right flash barrier is provided with perpendicular type arc board, the middle-end position of leaning on of both sides all is provided with the flash barrier lug around perpendicular type arc board, and the left side of perpendicular type arc board is provided with new flash barrier.
Preferably, the number of the middle arc-extinguishing grids is fourteen, the upper surface and the lower surface of each of the upper and lower middle arc-extinguishing grids are oppositely arranged, and the second arc-extinguishing grid clamping blocks are connected with the middle arc-extinguishing grids in an integrated manner.
Preferably, one end of the first arc chute clamping block extends into the arc barrier clamping groove and is clamped with the arc barrier clamping groove, and the first arc chute clamping block, the upper arc chute and the lower arc chute are integrally connected.
Preferably, the vertical arc plate is respectively connected with the left arc isolating plate and the right arc isolating plate in a clamping manner through two arc isolating cover convex blocks.
Preferably, the arc isolation hood bump is positioned in the limiting groove and is connected with the vertical arc plate in an integrated manner.
Preferably, the number and the positions of the arc barrier clamping grooves correspond to the first arc-extinguishing grid clamping blocks and the second arc-extinguishing grid clamping blocks one to one respectively.
Compared with the prior art, the beneficial effects of the utility model are that: this new ZAM3DC-63 direct current breaker arc-extinguishing cover, through with one piece upper arc-extinguishing bars, fourteen pieces middle arc-extinguishing bars and one piece lower arc-extinguishing bars through anchor clamps riveting on left flash barrier and right flash barrier, then clamp new flash barrier in the recess of flash barrier through two flash barrier lugs of left and right sides, the new flash barrier outside also is closely matched with the flash barrier, such assembly method is very firm reliable, not only solved not firm of hot riveting technology but also saved the cost and the assemble duration of two parts, simultaneously, this new flash barrier can also block most electric arcs, be unlikely to spout and lead to the product can not close a floodgate on operating device or the moving contact spring.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a right side view of the vertical arc plate structure of the present invention;
fig. 4 is a left side view of the novel arc-isolating shield and the vertical arc plate structure of the present invention.
In the figure: 1. an upper arc chute; 2. a middle arc-extinguishing grid; 3. a lower arc chute; 4. a left flash barrier; 5. a right flash barrier; 6. a new arc-isolating shield; 7. a vertical arc plate; 8. an arc-isolating hood projection; 9. a first arc chute fixture block; 10. a second arc chute fixture block; 11. an arc baffle clamping groove; 12. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a novel ZAM3DC-63 DC breaker arc-extinguishing cover comprises a left arc-isolating plate 4 and a right arc-isolating plate 5, wherein the middle parts of the left arc-isolating plate 4 and the right arc-isolating plate 5 are respectively provided with an arc-isolating plate clamping groove 11, an upper arc-extinguishing grid 1, a middle arc-extinguishing grid 2 and a lower arc-extinguishing grid 3 are sequentially arranged between the left arc-insulating plate 4 and the right arc-insulating plate 5 from top to bottom, first arc-extinguishing grid fixture blocks 9 are arranged at the front and rear ends of the upper arc-extinguishing grid 1 and the lower arc-extinguishing grid 3, second arc-extinguishing grid fixture blocks 10 are arranged at the front and rear ends of the middle arc-extinguishing grid 2, limiting grooves 12 are arranged at one sides of the left arc-insulating plate 4 and the right arc-insulating plate 5, a vertical arc plate 7 is arranged at the position close to the right side between the left arc baffle 4 and the right arc baffle 5, arc baffle cover convex blocks 8 are arranged at the positions close to the middle ends of the front side and the rear side of the vertical arc plate 7, and the left side of the vertical arc plate 7 is provided with a new arc isolating cover 6, and the new arc isolating cover 6 is connected with the vertical arc plate 7 in an integrated manner.
The utility model discloses in: the number of the middle arc-extinguishing grids 2 is fourteen, the upper surface and the lower surface of the upper middle arc-extinguishing grid 2 and the lower surface of the lower middle arc-extinguishing grid 2 are oppositely arranged, and the second arc-extinguishing grid fixture block 10 is integrally connected with the middle arc-extinguishing grids 2; the second arc chute clamping block 10 can be clamped into the corresponding arc baffle clamping groove 11 by oppositely placing the upper surface and the lower surface, so that the arc chute is convenient to fix.
The utility model discloses in: one end of the first arc-extinguishing grid clamping block 9 extends into the arc-isolating plate clamping groove 11 and is clamped with the arc-isolating plate clamping groove, and the first arc-extinguishing grid clamping block 9 is integrally connected with the upper arc-extinguishing grid 1 and the lower arc-extinguishing grid 3; the first arc chute clamping block 9 connected in an integrated manner is convenient to assemble and automatically produce.
The utility model discloses in: the vertical arc plate 7 is respectively connected with the left arc baffle 4 and the right arc baffle 5 in a clamping way through two arc baffle cover convex blocks 8; the arc-isolating cover bump 8 is a plastic clamping piece, and can be used for clamping and connecting the vertical arc plate 7 with the left arc-isolating plate 4 and the right arc-isolating plate 5.
The utility model discloses in: the arc isolating cover lug 8 is positioned in the limiting groove 12, and the arc isolating cover lug 8 is connected with the vertical arc plate 7 in an integrated manner.
The utility model discloses in: the number and the positions of the arc barrier clamping grooves 11 are respectively in one-to-one correspondence with the first arc chute clamping blocks 9 and the second arc chute clamping blocks 10; the arc-isolating plate clamping groove 11 can well limit the first arc-extinguishing grid clamping block 9 and the second arc-extinguishing grid clamping block 10.
In summary, the following steps: this new ZAM3DC-63 DC circuit breaker arc-extinguishing cover, through with one piece upper arc-extinguishing bars 1, fourteen pieces middle arc-extinguishing bars 2 and one piece lower arc-extinguishing bars 3 through anchor clamps riveting on left flash barrier 4 and right flash barrier 5, then clamp new flash barrier 6 in the recess of flash barrier through two flash barrier lugs 8 about, the new flash barrier 6 outside also is closely matched with the flash barrier, such assembly mode is very firm reliable, both solved the insecure of hot riveting technology and saved the cost and the assemble duration of two parts, simultaneously, this new flash barrier 6 can also block most electric arcs, be unlikely to spout to operating device or moving contact spring and lead to the product can not close a floodgate.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a new ZAM3DC-63 direct current circuit breaker arc-extinguishing chamber, includes left flash barrier (4) and right flash barrier (5), its characterized in that: the middle-section-leaning positions of the left arc-insulating plate (4) and the right arc-insulating plate (5) are both provided with arc-insulating plate clamping grooves (11), an upper arc-extinguishing grid (1), a middle arc-extinguishing grid (2) and a lower arc-extinguishing grid (3) are sequentially arranged between the left arc-insulating plate (4) and the right arc-insulating plate (5) from top to bottom, the front end and the rear end of the upper arc-extinguishing grid (1) and the rear end of the lower arc-extinguishing grid (3) are both provided with first arc-extinguishing grid clamping blocks (9), the front end and the rear end of the middle arc-extinguishing grid (2) are both provided with second arc-extinguishing grid clamping blocks (10), one sides of the left arc-insulating plate (4) and the right arc-insulating plate (5) are both provided with limiting grooves (12), the right-side-leaning position between the left arc-insulating plate (4) and the right arc-insulating plate (5) is provided with a vertical arc-insulating plate (7), the middle-end-, and a new arc isolating cover (6) is arranged on the left side of the vertical arc plate (7).
2. A new ZAM3DC-63 dc circuit breaker arc chute according to claim 1, wherein: the number of the middle arc-extinguishing grids (2) is fourteen, the upper surfaces and the lower surfaces of the upper middle arc-extinguishing grids (2) and the lower surfaces of the lower middle arc-extinguishing grids (2) are oppositely arranged, and the second arc-extinguishing grid clamping blocks (10) are integrally connected with the middle arc-extinguishing grids (2).
3. A new ZAM3DC-63 dc circuit breaker arc chute according to claim 1, wherein: one end of the first arc-extinguishing grid clamping block (9) extends into the arc-isolating plate clamping groove (11) and is clamped with the arc-isolating plate clamping groove, and the first arc-extinguishing grid clamping block (9) is integrally connected with the upper arc-extinguishing grid (1) and the lower arc-extinguishing grid (3).
4. A new ZAM3DC-63 dc circuit breaker arc chute according to claim 1, wherein: the vertical arc plate (7) is respectively connected with the left arc isolating plate (4) and the right arc isolating plate (5) in a clamping way through two arc isolating cover convex blocks (8).
5. A new ZAM3DC-63 dc circuit breaker arc chute according to claim 1, wherein: the arc isolation cover protruding block (8) is positioned in the limiting groove (12), and the arc isolation cover protruding block (8) is connected with the vertical arc plate (7) in an integrated mode.
6. A new ZAM3DC-63 dc circuit breaker arc chute according to claim 1, wherein: the number and the positions of the arc barrier clamping grooves (11) are in one-to-one correspondence with the first arc chute clamping blocks (9) and the second arc chute clamping blocks (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020531706.1U CN212587436U (en) | 2020-04-13 | 2020-04-13 | Novel ZAM3DC-63 direct current breaker arc extinguishing chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020531706.1U CN212587436U (en) | 2020-04-13 | 2020-04-13 | Novel ZAM3DC-63 direct current breaker arc extinguishing chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212587436U true CN212587436U (en) | 2021-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020531706.1U Active CN212587436U (en) | 2020-04-13 | 2020-04-13 | Novel ZAM3DC-63 direct current breaker arc extinguishing chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212587436U (en) |
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- 2020-04-13 CN CN202020531706.1U patent/CN212587436U/en active Active
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