CN217114214U - Arc extinguish chamber with stability - Google Patents
Arc extinguish chamber with stability Download PDFInfo
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- CN217114214U CN217114214U CN202220045801.XU CN202220045801U CN217114214U CN 217114214 U CN217114214 U CN 217114214U CN 202220045801 U CN202220045801 U CN 202220045801U CN 217114214 U CN217114214 U CN 217114214U
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Abstract
The utility model relates to the technical field of circuit breakers, in particular to an arc extinguish chamber with stability, which comprises an arc extinguish chamber body and a fixed support, wherein the fixed support comprises an upper fixed plate, a lower fixed plate and a connecting plate, the upper fixed plate and the lower fixed plate are both provided with a fixed assembly, and the upper fixed plate and the lower fixed plate are both provided with openings; the fixing assembly comprises an arc-shaped fixing plate, a push rod, a push block and a fixing ring, two ends of the push rod are respectively connected with the arc-shaped fixing plate and the push block, the arc-shaped fixing plate is positioned in the opening, the push block is positioned on the outer side of the opening, and the arc extinguish chamber body is provided with a mounting ring; the fixing ring is arranged on the push block, the fixing ring is provided with a locking bolt, and the upper fixing plate is provided with a locking hole for installing the locking bolt in a matched mode. The ejector pad passes through the push rod and lets the arc fixed plate at both ends move in opposite directions, installs the locking bolt again in the locking hole of supreme fixed plate to the realization is simple, effective to the fixed of explosion chamber body, and the installation stability ability of further improvement explosion chamber body.
Description
Technical Field
The utility model relates to a circuit breaker technical field especially relates to an explosion chamber with stability.
Background
The vacuum arc-extinguishing chamber, also known as a vacuum switch tube, is a core component of a medium-high voltage power switch, is mainly applied to a power transmission and distribution control system of electric power, and is also applied to power distribution systems of metallurgy, mine, petroleum, chemical industry, railway, broadcasting, communication, industrial high-frequency heating and the like.
Current vacuum interrupter's installation stability is poor, does not have fixed knot to construct, in the use, can lead to the accident to drop, and in the use, sealed effect is not fine, can influence the result of use, to this problem, the utility model provides an explosion chamber with stability.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides an explosion chamber with stability.
The utility model adopts the technical proposal that: an arc extinguish chamber with stability comprises an arc extinguish chamber body and a fixing support for fixing the arc extinguish chamber body, wherein the fixing support comprises an upper fixing plate, a lower fixing plate and a connecting plate for connecting the upper fixing plate and the lower fixing plate, fixing components with the same structure are arranged on the upper fixing plate and the lower fixing plate, and openings matched with the arc extinguish chamber body are formed in the upper fixing plate and the lower fixing plate; the fixing assembly comprises an arc-shaped fixing plate, a push rod, a push block and a fixing ring, the push rod penetrates through the upper fixing plate, two ends of the push rod are respectively connected with the arc-shaped fixing plate and the push block, the arc-shaped fixing plate is located in an opening of the upper fixing plate, the push block is located on the outer side of the opening, and a mounting ring matched with the arc-shaped fixing plate is arranged on the arc extinguishing chamber body; the fixing ring is arranged on the push block, a locking bolt is arranged on the fixing ring, and a locking hole matched with the locking bolt is formed in the upper fixing plate.
The scheme has the advantages that: the fixed subassembly structure and the working method homoenergetic on an upper fixed plate and the bottom plate are the same, and after the explosion chamber body passed upper fixed plate and bottom plate through the collar, the user promoted the ejector pad again, the ejector pad let the arc fixed plate opposite direction motion at both ends through the push rod, on the explosion chamber body of arc fixed plate conflict, in the locking hole of installing locking bolt to the last fixed plate again to the realization is fixed to the explosion chamber body, and fixed mode is simple, effective, further improves the installation stability ability of explosion chamber body.
The utility model discloses further set up to: one side of the upper fixing plate, which deviates from the connecting plate, is provided with a mounting bolt, and the bottom of the lower fixing plate is provided with a lower positioning plate.
The scheme has the advantages that: the arc extinguish chamber body penetrates through the upper fixing plate and the lower fixing plate through the mounting ring until the lower positioning plate at the bottom of the lower fixing plate positions the mounting ring on the arc extinguish chamber body, so that the arc extinguish chamber body is prevented from excessively falling down to further influence the mounting; after the fixing assembly is fixed, the mounting bolt penetrates through the upper fixing plate and is arranged on the arc extinguish chamber body, and therefore fixing performance is improved.
The utility model discloses further set up to: an anti-abrasion rubber pad is arranged on the arc-shaped fixed plate.
The scheme has the advantages that: the abrasionproof rubber pad that this design was add can further protect the collar not damaged by arc fixed plate.
The utility model discloses further set up to: a first inner sliding rail is arranged on the opening inner arm, and a sliding block matched with the first inner sliding rail is arranged on the outer side wall of the mounting ring.
The scheme has the advantages that: in the installation of explosion chamber body, the collar pass through the sliding block and slide to the fixed plate on along the first interior slide rail of fixed plate to convenient to use person is to the installation of explosion chamber body.
The utility model discloses further set up to: be provided with spacing seat on the connecting plate, spacing seat support from top to bottom respectively and lean on an upper fixed plate and a bottom plate, and set up on the spacing seat and cooperate the sliding block to carry out gliding second interior slide rail.
The scheme has the advantages that: the connecting plate sets up between an upper fixed plate and a lower fixed plate through spacing seat, and rethread threaded connection installs an upper fixed plate, a lower fixed plate and spacing seat as an organic whole, the collar when installing from last to down, the sliding block on the collar sets up on the fixed bolster along the interior slide rail of the second on the spacing seat, the first interior slide rail of slide rail cooperation in the second improves the installation effectiveness.
The utility model discloses further set up to: the arc extinguish chamber body comprises an arc extinguish chamber shell and an insulating shell, the insulating shell is sleeved on the outer side wall of the arc extinguish chamber shell, and a dust cover is installed at the top of the arc extinguish chamber shell.
The scheme has the advantages that: the insulating housing further carries out the electricity-proof treatment to the explosion chamber shell in the working process, and the shield is installed on the explosion chamber shell, further carries out dustproof sealing to the explosion chamber shell.
The utility model discloses further set up to: the dustproof cover is provided with a threaded section which is installed on the arc extinguishing chamber shell in a matched mode, the threaded section is provided with an annular groove, the annular groove is sleeved with a first sealing ring, and a second sealing ring is arranged between the dustproof cover and the arc extinguishing chamber shell.
The scheme has the advantages that: the shield passes through the screw thread section and rotates to the arc extinguishing chamber shell on, the second sealing washer support from top to bottom respectively and lean on in arc extinguishing chamber shell and shield, further accomplish external seal, and the first sealing washer on the screw thread section can carry out internal seal, first sealing washer cooperation second sealing washer improve the holistic sealing performance of arc extinguishing chamber body.
Drawings
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is apparent that other drawings are obtained from the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the fixing bracket and the fixing assembly shown in FIG. 1;
fig. 3 is an exploded view of the arc chamber housing, the insulating housing, and the dust cap of fig. 1.
The mark in the figure is: arc extinguishing chamber body 1, fixed bolster 2, upper fixed plate 201, bottom plate 202, connecting plate 203, fixed subassembly 3, opening 4, arc fixed plate 5, push rod 6, ejector pad 7, solid fixed ring 8, locking bolt 9, locking hole 10, mounting bolt 11, lower locating plate 12, abrasionproof rubber pad 13, first interior slide rail 14, sliding block 15, spacing seat 16, slide rail 17 in the second, arc extinguishing chamber shell 18, insulating casing 19, shield 20, screw thread section 21, annular groove 211, first sealing washer 22, second sealing washer 23, collar 24.
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. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In order to make the purpose, technical solution and advantages of the present invention clearer, the attached drawings in the embodiments of the present invention will be combined below to carry out more detailed description on the technical solution in the embodiments of the present invention.
As shown in fig. 1 to 3, an arc extinguish chamber with stability comprises an arc extinguish chamber body 1 and a fixing bracket 2 for fixing the arc extinguish chamber body 1, wherein the fixing bracket 2 comprises an upper fixing plate 201, a lower fixing plate 202 and a connecting plate 203 for connecting the upper fixing plate 201 and the lower fixing plate 202, and the connecting plate 203 connects the upper fixing plate 201 and the lower fixing plate 202 through threads;
the prior vacuum arc-extinguishing chamber has poor installation stability and no fixed structure, can cause unexpected falling in the using process, and aiming at the problem in the using process, the utility model has the preferred embodiment that the upper fixed plate 201 and the lower fixed plate 202 are provided with the fixed components 3 with the same structure, and the upper fixed plate 201 and the lower fixed plate 202 are both provided with the openings 4 matched with the fixed arc-extinguishing chamber body 1; the fixed assembly 3 comprises an arc-shaped fixed plate 5, a push rod 6, a push block 7 and a fixed ring 8, the push rod 6 penetrates through the upper fixed plate 201, two ends of the push rod 6 are respectively connected with the arc-shaped fixed plate 5 and the push block 7, the arc-shaped fixed plate 5 is positioned in an opening 4 of the upper fixed plate 201, the push block 7 is positioned outside the opening 4, and a mounting ring matched with the arc-shaped fixed plate 5 is arranged on the arc extinguishing chamber body 1; the fixing ring 8 is arranged on the push block 7, the fixing ring 8 is provided with a locking bolt 9, and the upper fixing plate 201 is provided with a locking hole 10 for installing the locking bolt 9 in a matching manner;
the structure and the working mode of the fixing component 3 on the upper fixing plate 201 and the lower fixing plate 202 are the same, after the arc extinguish chamber body 1 penetrates through the upper fixing plate 201 and the lower fixing plate 202 through the mounting ring, a user pushes the push block 7 again, the push block 7 enables the arc fixing plates 5 at two ends to move oppositely through the push rod 6 until the arc fixing plates 5 abut against the arc extinguish chamber body 1, and then the locking bolt 9 is installed in the locking hole 10 of the upper fixing plate 201, so that the arc extinguish chamber body 1 is fixed, the fixing mode is simple and effective, and the installation stability of the arc extinguish chamber body 1 is further improved;
the arc-shaped fixing plate is provided with the anti-abrasion rubber pad 13, and the anti-abrasion rubber pad 13 additionally arranged in the design can further protect the mounting ring from being damaged by the arc-shaped fixing plate.
In order to improve the fixing effect of the fixing assembly 3, in a preferred embodiment of the present invention, a mounting bolt 11 is disposed on a side of the upper fixing plate 201 away from the connecting plate 203, and a lower positioning plate 12 is disposed at the bottom of the lower fixing plate 202;
the arc extinguish chamber body 1 penetrates through the upper fixing plate 201 and the lower fixing plate 202 through the mounting ring until the lower positioning plate 12 at the bottom of the lower fixing plate 202 positions the mounting ring on the arc extinguish chamber body 1, so that the arc extinguish chamber body 1 is prevented from excessively falling, and the mounting is further influenced; after the fixing component 3 finishes fixing, the mounting bolt 11 passes through the upper fixing plate 201 and is arranged on the arc extinguish chamber body 1, so that the fixing performance is improved.
In order to facilitate the installation of the arc extinguish chamber body 1, the preferred embodiment of the utility model is that the inner arm of the opening 4 is provided with a first inner slide rail 14, and the outer side wall of the installation ring is provided with a slide block 15 adapted to the first inner slide rail 14; in the installation process of the arc extinguish chamber body 1, the installation ring slides to the upper fixing plate 201 along the first inner slide rail 14 of the upper fixing plate 201 through the slide block 15;
a limiting seat 16 is arranged on the connecting plate 203, the limiting seat 16 is respectively abutted against the upper fixing plate 201 and the lower fixing plate 202 from top to bottom, and a second inner slide rail 17 matched with the slide block 15 for sliding is arranged on the limiting seat 16; connecting plate 203 sets up between upper fixed plate 201 and bottom plate 202 through spacing seat 16, and rethread threaded connection installs upper fixed plate 201, bottom plate 202 and spacing seat 16 as an organic whole, the collar from last when installing down, slide rail 17 sets up on fixed bolster 2 in the second on spacing seat 16 is followed to sliding block 15 on the collar, slide rail 17 improves the installation effectiveness in the second cooperation first interior slide rail 14 to the installation of person of facilitating the use to explosion chamber body 1.
In the use process of the existing vacuum arc-extinguishing chamber, the sealing effect is not good, the use effect can be influenced, and aiming at the problem, the preferred embodiment of the utility model is that the arc-extinguishing chamber body 1 comprises an arc-extinguishing chamber shell 18 and an insulating shell 19, the insulating shell 19 is sleeved on the outer side wall of the arc-extinguishing chamber shell 18, and the top of the arc-extinguishing chamber shell 18 is provided with a dust cover 20; the insulating shell 19 further performs electricity-proof treatment on the arc extinguish chamber shell 18 in the working process, and the dustproof cover 20 is arranged on the arc extinguish chamber shell 18 and further performs dustproof sealing on the arc extinguish chamber shell 18;
a threaded section 21 which is installed on the arc extinguish chamber shell 18 in a matched mode is arranged on the dust cover 20, an annular groove 211 is formed in the threaded section 21, a first sealing ring 22 is sleeved on the annular groove 211, and a second sealing ring 23 is arranged between the dust cover 20 and the arc extinguish chamber shell 18;
The working mode is as follows: 1. the mounting ring on the arc extinguish chamber body 1 slides to the upper fixing plate 201 along the first inner slide rail 14 of the upper fixing plate 201 through the sliding block 15, and when the mounting ring is mounted from top to bottom, the sliding block 15 on the mounting ring is arranged on the lower positioning plate 12 at the bottom of the lower fixing plate 202 along the second inner slide rail 17 on the limiting seat 16;
2. the user promotes ejector pad 7 again, ejector pad 7 let arc fixed plate 5 at both ends move in opposite directions through push rod 6, on arc fixed plate 5 contradicts explosion chamber body 1, install again in locking bolt 9 to the locking hole 10 of fixed plate 201 to the realization is fixed to explosion chamber body 1.
The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concept is not limited to this embodiment, and any modification that utilizes the inventive concept is intended to be within the scope of the present patent application.
Claims (7)
1. An explosion chamber with stability which characterized in that: the arc extinguishing chamber fixing device comprises an arc extinguishing chamber body and a fixing support for fixing the arc extinguishing chamber body, wherein the fixing support comprises an upper fixing plate, a lower fixing plate and a connecting plate for connecting the upper fixing plate and the lower fixing plate, fixing assemblies with the same structure are arranged on the upper fixing plate and the lower fixing plate, and openings matched with the arc extinguishing chamber body are formed in the upper fixing plate and the lower fixing plate; the fixing assembly comprises an arc-shaped fixing plate, a push rod, a push block and a fixing ring, the push rod penetrates through the upper fixing plate, two ends of the push rod are respectively connected with the arc-shaped fixing plate and the push block, the arc-shaped fixing plate is located in an opening of the upper fixing plate, the push block is located on the outer side of the opening, and a mounting ring matched with the arc-shaped fixing plate is arranged on the arc extinguishing chamber body; the fixing ring is arranged on the push block, a locking bolt is arranged on the fixing ring, and a locking hole matched with the locking bolt is formed in the upper fixing plate.
2. An arc chute with stability according to claim 1, characterized in that: one side of the upper fixing plate, which deviates from the connecting plate, is provided with a mounting bolt, and the bottom of the lower fixing plate is provided with a lower positioning plate.
3. An arc chute with stability according to claim 1 or 2, characterized in that: an anti-abrasion rubber pad is arranged on the arc-shaped fixed plate.
4. An arc chute with stability according to claim 1, characterized in that: a first inner sliding rail is arranged on the opening inner arm, and a sliding block matched with the first inner sliding rail is arranged on the outer side wall of the mounting ring.
5. An arc chute with stability according to claim 4, characterized in that: be provided with spacing seat on the connecting plate, spacing seat support from top to bottom respectively and lean on an upper fixed plate and a bottom plate, and set up on the spacing seat and cooperate the sliding block to carry out gliding second interior slide rail.
6. An arc chute with stability according to claim 1, characterized in that: the arc extinguish chamber body comprises an arc extinguish chamber shell and an insulating shell, the insulating shell is sleeved on the outer side wall of the arc extinguish chamber shell, and a dust cover is installed at the top of the arc extinguish chamber shell.
7. An arc chute with stability according to claim 6, characterized in that: the dustproof cover is provided with a threaded section which is installed on the arc extinguishing chamber shell in a matched mode, the threaded section is provided with an annular groove, the annular groove is sleeved with a first sealing ring, and a second sealing ring is arranged between the dustproof cover and the arc extinguishing chamber shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220045801.XU CN217114214U (en) | 2022-01-08 | 2022-01-08 | Arc extinguish chamber with stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220045801.XU CN217114214U (en) | 2022-01-08 | 2022-01-08 | Arc extinguish chamber with stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217114214U true CN217114214U (en) | 2022-08-02 |
Family
ID=82592966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220045801.XU Active CN217114214U (en) | 2022-01-08 | 2022-01-08 | Arc extinguish chamber with stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217114214U (en) |
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2022
- 2022-01-08 CN CN202220045801.XU patent/CN217114214U/en active Active
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