CN204155798U - Arc extinguishing grid device is easily installed - Google Patents
Arc extinguishing grid device is easily installed Download PDFInfo
- Publication number
- CN204155798U CN204155798U CN201420577452.1U CN201420577452U CN204155798U CN 204155798 U CN204155798 U CN 204155798U CN 201420577452 U CN201420577452 U CN 201420577452U CN 204155798 U CN204155798 U CN 204155798U
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- CN
- China
- Prior art keywords
- arc extinguishing
- extinguishing grid
- locating piece
- chute
- standing groove
- Prior art date
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Abstract
The utility model discloses one and arc extinguishing grid device is easily installed, solve the arc extinguishing grid device used at present and trouble is installed, not problem easily, its drip irrigation device comprises fixed head and some arc extinguishing grid pieces being provided with locating piece, fixed head is provided with chute, locating piece is provided with the guide vane end stop for preventing locating piece from coming off, guide vane end stop is conflicted with fixed head and is connected, the fixed mechanism for stationary positioned block is provided with in chute, fixed mechanism comprises fixed block and elastic component, fixed head is provided with standing groove, standing groove is communicated with chute, fixed block is positioned at standing groove and extended standing groove and the chute of going is conflicted mutually, elastic component one end is fixedly connected with fixed block, the other end is fixedly connected with standing groove diapire, installation of the present utility model arc extinguishing grid device easily, locating piece on arc extinguishing grid pieces is slipped into chute, by fixed mechanism, locating piece is being fixed, just the installation of arc extinguishing grid pieces can be realized, it is convenient to install, enhance productivity.
Description
Technical field
The utility model relates to a kind of arc-chute, and more particularly, it relates to one and installs arc-chute easily.
Background technology
Arc control device are for one of basic skills of extinguish arcs in circuit breaker, and in AC low-tension device for switching, when producing electric arc when between contact, electric arc is drawn into arc extinguishing grid pieces under the convergent force effect of the magnetic line of force.A long arc is separated into multistage short arc.When alternating current zero passage, all short arcs extinguish simultaneously, due to nearly cathode effect, occur the starting medium intensity of 150-250V near the negative electrode of every section of short arc all immediately, as long as the starting medium intensity summation of all series connection short arcs is greater than the applied voltage between contact, electric arc will no longer be restriked.
At present, application number be 200720155133.1 Chinese patent disclose a kind of arc extinguishing grid device, comprise arc extinguishing grid pieces and the insulated connecting device that linked together by each arc extinguishing grid pieces that multiple longitudinal direction is arranged side by side, each arc extinguishing grid pieces comprises base portion respectively and has left side wall and the right side wall of the brachium extended from base portion, roughly V-notch is formed between left side wall and right side wall, the root of V-notch is U-shaped, the corresponding left side wall of multiple grid and right side wall form left end head and the right end of arc extinguishing grid device, wherein, left end head and right end at least one be non-flush end head.
Although can reduce by non-flush end head the resistance that electric arc enters arc control device, but this arc extinguishing grid device needs when being connected with fixed head by arc extinguishing grid pieces to be worn by the locating piece on arc extinguishing grid pieces successively to enter on the location hole of fixed head, but when after a certain amount of arc extinguishing grid pieces of installation, need to continue the arc extinguishing grid pieces of installation then may be made to drop when arc extinguishing grid pieces is installed, if when all arc extinguishing grid pieces are assembled together, then need position locating piece being all placed into corresponding fixing hole, and mistake often can be there is in corresponding process, so current used arc extinguishing grid device has certain room for improvement.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide one to install arc extinguishing grid device easily, can install arc-chute successively easily.
For achieving the above object, the utility model provides following technical scheme: one installs arc extinguishing grid device easily, comprise fixed head and some arc extinguishing grid pieces being provided with locating piece, described fixed head is provided with the chute for locating piece slippage, described locating piece is provided with the guide vane end stop for preventing locating piece from coming off, described guide vane end stop is conflicted with fixed head and is connected, and is provided with the fixed mechanism for stationary positioned block in described chute.
By adopting technique scheme, the locating piece on arc extinguishing grid pieces is made to slip in chute, and by the setting of guide vane end stop, arc extinguishing grid pieces is slipped into after in chute, there will not be situation about coming off, improve the stability of structure, locating piece in chute slippage until slippage is to certain position, by fixed mechanism being fixed locating piece, and then making arc extinguishing grid pieces to being completely fixed on fixed head, then successively other arc extinguishing grid pieces being installed, and installation process is convenient, not loaded down with trivial details, reduce the error rate of installing, enhance productivity.
The utility model is set to further: described fixed mechanism comprises fixed block and elastic component, described fixed head is provided with standing groove, described standing groove is communicated with chute, described fixed block is positioned at standing groove and extended standing groove and the chute of going is conflicted mutually, described elastic component one end is fixedly connected with fixed block, and the other end is fixedly connected with standing groove diapire.
By adopting technique scheme, by the setting of elastic component, fixed block can be moved reciprocatingly in standing groove, realization can repeatedly reuse, improve useful life, fixed block is positioned at standing groove and extended standing groove and the chute of going is conflicted mutually, and fixed block is conflicted mutually by the effect of the elastic force of elastic component and chute, and then the situation avoided fixed block to occur coming off and cause realizing stationary positioned block occurs, improves the stability of structure.
The utility model is set to further: the side that the corresponding locating piece of described fixed block slips into is provided with the first inclined-plane, and described locating piece is provided with second inclined-plane corresponding with the first inclined-plane.
By adopting technique scheme, pass through External Force Acting, fixed block is moved, thus make locating piece can continue slippage in chute, until no longer conflict in the first inclined-plane and the second inclined-plane, fixed block is no longer subject to the effect of external force, fixed block is made to return to initial position due to the effect of the elastic force of elastic component, and fixed block and locating piece are conflicted mutually, thus only need locating piece slippage in chute just can to realize the function that arc extinguishing grid pieces is fixed, structure is more simple, and it is more convenient to operate.
The utility model is set to further: described fixed head is provided with the mounting panel for closed standing groove, and described mounting panel is fixedly connected with fixed head.
By adopting technique scheme, by the setting of mounting panel, it is more convenient to make fixed block and elastic component to load in standing groove, improve the operability of structure, and by being fixedly connected with of mounting panel and fixed head, just like that standing groove is closed, prevent elastic component or fixed block from dropping and fixing function cannot be reached.
The utility model is set to further: described guide vane end stop is symmetrical set.
By adopting technique scheme, being symmetrical arranged by guide vane end stop, when guide vane end stop and fixed head are conflicted mutually, stressed more average, avoid the situation causing due to discontinuity guide vane end stop to rupture to occur, improve the stability of structure.
The utility model has following advantage: by the locating piece on arc extinguishing grid pieces is slipped into chute, by fixed mechanism, locating piece is being fixed, just can realize the installation of arc extinguishing grid pieces, making installation process more simple and convenient, reduce the degree of difficulty of installing, enhance productivity.
Accompanying drawing explanation
Fig. 1 is structural representation one of the present utility model;
Fig. 2 is the enlarged diagram in A portion in Fig. 1;
Fig. 3 is structural representation two of the present utility model;
Fig. 4 is the enlarged diagram in C portion in Fig. 3;
Fig. 5 is the cutaway view in B-B portion in Fig. 3;
Fig. 6 is structural representation three of the present utility model;
Fig. 7 is the enlarged diagram in D portion in Fig. 1.
In figure: 1, fixed head; 2, locating piece; 3, arc extinguishing grid pieces; 4, chute; 5, guide vane end stop; 6, fixed mechanism; 7, fixed block; 8, elastic component; 9, standing groove; 10, the first inclined-plane; 11, the second inclined-plane; 12, mounting panel.
Embodiment
Shown in Fig. 7, embodiment is described further.
One disclosed in the utility model installs arc extinguishing grid device easily, comprise fixed head 1 and some arc extinguishing grid pieces 3 being provided with locating piece 2, fixed head 1 is provided with the chute 4 for locating piece 2 slippage, locating piece 2 matches with the shape size of chute 4, and locating piece 2 is rectangle with the cross sectional shape of chute 4, make locating piece 2 in chute 4 while slippage, there will not be and rock, make slippage more stable, locating piece 2 is provided with the guide vane end stop 5 for preventing locating piece 2 from laterally coming off, guide vane end stop 5 is symmetrical set, guide vane end stop 5 is arranged in integral type with locating piece 2, guide vane end stop 5 is conflicted with fixed head 1 and is connected, by being symmetrical arranged of guide vane end stop 5, when guide vane end stop 5 and fixed head 1 are conflicted mutually, stressed average, the situation causing guide vane end stop 5 to rupture due to discontinuity is avoided to occur.
The fixed mechanism 6 for stationary positioned block 2 is provided with in chute 4, fixed mechanism 6 comprises fixed block 7 and elastic component 8, elastic component 8 is preferably spring, fixed head 1 is provided with standing groove 9, standing groove 9 is communicated with chute 4, fixed block 7 is positioned at standing groove 9 and extended standing groove 9 and the chute 4 of going is conflicted mutually, fixed block 7 is conflicted mutually by the effect of the elastic force of elastic component 8 and chute 4, and then avoid fixed block 7 to occur coming off and cause realizing stationary positioned block 2 situation occur, elastic component 8 one end is fixedly connected with fixed block 7, the other end is fixedly connected with standing groove 9 diapire, by the setting of elastic component 8, fixed block 7 can be moved reciprocatingly in standing groove 9, realization can repeatedly reuse, improve useful life.
Fixed head 1 is provided with the mounting panel 12 for closed standing groove 9, mounting panel 12 is fixedly connected with fixed head 1, by the setting of mounting panel 12, it is more convenient to make fixed block 7 and elastic component 8 to load in standing groove 9, improve the operability of structure, and by being fixedly connected with of mounting panel 12 and fixed head 1, just like that standing groove 9 is closed, prevent elastic component 8 or fixed block 7 from dropping and fixing function cannot be reached, it should be noted that herein, mounting panel 12 and fixed head 1 can be achieved a fixed connection by screw, or can by bonding, the ways customary such as clamping reach the object be fixedly connected with, above-mentioned connected mode, it is all technological means well-known to those skilled in the art, be not described further herein.
The side that the corresponding locating piece 2 of fixed block 7 slips into is provided with the first inclined-plane 10, locating piece 2 is provided with second inclined-plane 11 corresponding with the first inclined-plane 10, locating piece 2 is slipped in chute 4, conflicted mutually in second inclined-plane 11 and the first inclined-plane 10, and then fixed block 7 is subject to the external force perpendicular to the first inclined-plane 10, due in the standing groove 9 be placed of fixed block 7, the horizontal direction of fixed block 7 is fixed, thus fixed block 7 can only move at longitudinal direction, pass through External Force Acting, fixed block 7 is moved at longitudinal direction, thus make locating piece 2 can continue slippage in chute 4, until no longer conflict in the first inclined-plane 10 and the second inclined-plane 11, fixed block 7 is no longer subject to the effect of external force, fixed block 7 is made to return to initial position due to the effect of the elastic force of elastic component 8, and fixed block 7 and locating piece 2 are conflicted mutually, thus only need locating piece 2 slippage in chute 4 just can to realize the function that arc extinguishing grid pieces 3 is fixed, structure is simpler, it is more convenient to operate.
When installing arc extinguishing grid pieces 3, arc extinguishing grid pieces 3 both sides are equipped with fixed block 7, locating piece 2 on arc extinguishing grid pieces 3 is slipped into respectively in the chute 4 on two pieces of fixed heads 1, by the promotion of external force, locating piece 2 is made to be free to slippage in chute 4, until conflict mutually with the first inclined-plane 10 on fixed block 7 in the second inclined-plane 11 on locating piece 2, by the interaction on the first inclined-plane 10 and the second inclined-plane 11, fixed block 7 is moved in the vertical, push in standing groove 9, and be there is elastic deformation by compression in elastic component 8, locating piece 2 continues slippage in chute 4 until the first inclined-plane 10 no longer contacts with the second inclined-plane 11, fixed block 7 is due to the elastic force effect of elastic component 8, fixed block 7 is made to return to initial position, and fixed block 7 and locating piece 2 are conflicted mutually, fixed block 7 is fixed in chute 4, and then arc extinguishing grid pieces 3 is fixed on fixed head 1, realize the installation of arc extinguishing grid pieces 3.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. one kind arc extinguishing grid device is easily installed, comprise fixed head and some arc extinguishing grid pieces being provided with locating piece, it is characterized in that: described fixed head is provided with the chute for locating piece slippage, described locating piece is provided with the guide vane end stop for preventing locating piece from coming off, described guide vane end stop is conflicted with fixed head and is connected, and is provided with the fixed mechanism for stationary positioned block in described chute.
2. installation according to claim 1 arc extinguishing grid device easily, it is characterized in that: described fixed mechanism comprises fixed block and elastic component, described fixed head is provided with standing groove, described standing groove is communicated with chute, described fixed block is positioned at standing groove and extended standing groove and the chute of going is conflicted mutually, described elastic component one end is fixedly connected with fixed block, and the other end is fixedly connected with standing groove diapire.
3. installation according to claim 2 arc extinguishing grid device easily, is characterized in that: the side that the corresponding locating piece of described fixed block slips into is provided with the first inclined-plane, and described locating piece is provided with second inclined-plane corresponding with the first inclined-plane.
4. the arc extinguishing grid device easily of the installation according to Claims 2 or 3, is characterized in that: described fixed head is provided with the mounting panel for closed standing groove, and described mounting panel is fixedly connected with fixed head.
5. installation according to claim 1 arc extinguishing grid device easily, is characterized in that: described guide vane end stop is symmetrical set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420577452.1U CN204155798U (en) | 2014-10-08 | 2014-10-08 | Arc extinguishing grid device is easily installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420577452.1U CN204155798U (en) | 2014-10-08 | 2014-10-08 | Arc extinguishing grid device is easily installed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204155798U true CN204155798U (en) | 2015-02-11 |
Family
ID=52513896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420577452.1U Expired - Fee Related CN204155798U (en) | 2014-10-08 | 2014-10-08 | Arc extinguishing grid device is easily installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204155798U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110047715A (en) * | 2019-03-26 | 2019-07-23 | 江苏辉能电气有限公司 | A kind of disappear free device and its installation method of breaker of plastic casing |
| CN113270295A (en) * | 2021-04-29 | 2021-08-17 | 浙江兆正机电有限公司 | Mounting device for arc extinguishing grid piece of contactor |
-
2014
- 2014-10-08 CN CN201420577452.1U patent/CN204155798U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110047715A (en) * | 2019-03-26 | 2019-07-23 | 江苏辉能电气有限公司 | A kind of disappear free device and its installation method of breaker of plastic casing |
| CN110047715B (en) * | 2019-03-26 | 2020-12-22 | 江苏辉能电气有限公司 | Dissociation eliminating device of molded case circuit breaker and mounting method thereof |
| CN113270295A (en) * | 2021-04-29 | 2021-08-17 | 浙江兆正机电有限公司 | Mounting device for arc extinguishing grid piece of contactor |
| CN113270295B (en) * | 2021-04-29 | 2022-06-28 | 浙江兆正机电有限公司 | Mounting device for arc extinguishing grid piece of contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20161008 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |