CN216015121U - Distribution switch capable of eliminating electric arc - Google Patents
Distribution switch capable of eliminating electric arc Download PDFInfo
- Publication number
- CN216015121U CN216015121U CN202122832719.XU CN202122832719U CN216015121U CN 216015121 U CN216015121 U CN 216015121U CN 202122832719 U CN202122832719 U CN 202122832719U CN 216015121 U CN216015121 U CN 216015121U
- Authority
- CN
- China
- Prior art keywords
- plate
- arc extinguishing
- moving contact
- shell
- insulating
- 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
Abstract
The utility model discloses a distribution switch for eliminating electric arc, which comprises an installation shell, a moving contact installation mechanism and an arc extinguishing mechanism; installing a shell: the plastic shell is provided, two symmetrically distributed fixing rods are arranged in the middle of the upper surface of a bottom plate body for mounting the shell, the upper ends of the fixing rods are fixedly connected with the lower surface of a first insulating plate, and a fixed contact is arranged in the middle of the upper surface of the first insulating plate; moving contact installation mechanism: the lower end of the moving contact mounting mechanism corresponds to the position of the static contact; arc extinguishing mechanism: the arc extinguishing mechanism is fixedly connected with the left side and the right side of the inner portion of the mounting shell respectively, and the arc extinguishing mechanism can be fixedly connected with the left side and the right side of the moving contact mounting mechanism respectively.
Description
Technical Field
The utility model relates to the technical field of switches, specifically be an eliminate distribution switch of electric arc.
Background
The term switch is to be interpreted as open and closed, which also refers to an electronic component that can open a circuit, interrupt a current, or allow it to flow to other circuits, the most common being a human-operated electromechanical device in which there are one or more electrical contacts, the "closing" of which indicates that the electrical contact is conducting, allowing a current to flow; the 'open circuit' of the switch indicates that an electronic contact is not conducted to form an open circuit, current is not allowed to flow through, when the switch is used, electric arcs are easily generated between an internal static contact and a moving contact due to a gas conduction phenomenon, in the prior art, in order to reduce the influence of the electric arcs on the operation of the switch, an arc-extinguishing grid is usually additionally arranged beside the static contact and the moving contact so as to reduce the generation of the electric arcs, and because the arc-extinguishing grid is arranged beside the static contact and the moving contact, a blocking component is absent between the static contact and the moving contact, the electric arcs cannot be completely blocked and eliminated, and potential safety hazards are easily caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide an eliminate distribution switch of electric arc, can eliminate the complete separation of electric arc, improve power consumption safety, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a distribution switch for eliminating electric arc comprises a mounting shell, a moving contact mounting mechanism and an arc extinguishing mechanism;
installing a shell: the plastic shell is provided, two symmetrically distributed fixing rods are arranged in the middle of the upper surface of a bottom plate body for mounting the shell, the upper ends of the fixing rods are fixedly connected with the lower surface of a first insulating plate, and a fixed contact is arranged in the middle of the upper surface of the first insulating plate;
moving contact installation mechanism: the lower end of the moving contact mounting mechanism corresponds to the position of the static contact;
arc extinguishing mechanism: sliding connection is in the inside left and right sides of installation shell respectively, and arc extinguishing mechanism respectively with the left and right sides fixed connection of moving contact installation mechanism, when pressing the switch, can drive arc eliminating component synchronous motion, when the circuit is not put through, arc eliminating component can move to between moving contact and the static contact, can eliminate electric arc complete separation, improves the power consumption safety.
Furthermore, the moving contact mounting mechanism comprises a moving contact, a second insulating plate and a linkage plate, the second insulating plate is connected between the front side wall body and the rear side wall body of the mounting shell in a sliding mode, the moving contact is arranged in the middle of the lower surface of the second insulating plate and corresponds to the static contact in position, and the linkage plate is arranged at the left end and the right end of the lower surface of the second insulating plate respectively and can move up and down to achieve circuit connection.
Furthermore, the spring-type automatic spring-opening device further comprises springs, wherein the springs are respectively arranged on the left side and the right side of the upper surface of the bottom plate body of the installation shell, and the upper ends of the springs are respectively fixedly connected with the linkage plate, so that the upper parts can be automatically sprung open and separated.
Further, arc extinguishing mechanism includes arc extinguishing plate, first rack board, driven gear, drive gear and second rack board, first rack board difference sliding connection is in the inside left and right sides of installation shell, driven gear and drive gear rotate respectively through the pivot and connect in the inside left and right sides of installation shell, adjacent driven gear is connected with the drive gear meshing, adjacent driven gear is connected with first rack board meshing, the second rack board sets up respectively in the lateral surface middle part that keeps away from mutually of linkage board, adjacent drive gear is connected with the meshing of second rack board, the arc extinguishing plate sets up respectively in the relative inboard end department of first rack board, can keep apart moving contact and static contact, realize the elimination of electric arc.
Further, arc extinguishing mechanism still includes the wire, the wire sets up respectively in the lower surface outside of first rack board, and the through-hole that the plate body was seted up bottom the installation shell is passed to the lower extreme of wire, can derive the switch with electric arc.
Further, still include the backing plate, the backing plate is the metal backing plate, and the backing plate sets up respectively in the lower surface left and right sides of installation shell, and the lower extreme of wire is connected with the backing plate respectively, and the switch of being convenient for is fixed at the mounted position.
Furthermore, the switch further comprises an insulating button, the insulating button is arranged on the left side of the upper surface of the second insulating plate, and the upper end of the insulating button penetrates through a round hole formed in the left side of the upper surface of the left side of the sealing plate on the top of the installing shell, so that the switch can be pressed to be opened and closed.
Compared with the prior art, the beneficial effects of the utility model are that: the electric arc eliminating distribution switch has the following advantages:
when in use, an operator presses the insulating button downwards, the insulating button drives the second insulating plate and the lower part to slide downwards along the sliding grooves formed in the middle parts of the wall bodies on the front side and the rear side of the mounting shell, the spring is compressed, the linkage plate drives the second rack plate to synchronously move downwards, the second rack plate drives the driving gear to respectively rotate, the driving gear drives the driven gear to respectively rotate, the driven gear drives the first rack plate to respectively slide and separate oppositely, so that the arc extinguishing plates are pulled away from between the static contact and the moving contact, the moving contact is contacted with the static contact, so that the circuit is communicated, the operator loosens the insulating button, the upper part moves reversely under the action of the spring, so that the two arc extinguishing plates enter between the static contact and the moving contact, when electric arcs are generated between the static contact and the moving contact, the electric arcs can be conducted to the first rack plate through the arc extinguishing plates and then conducted to the ground at the mounting position under the action of the lead and the backing plate, the electric arc elimination device has the advantages that electric arc elimination is achieved, when the switch is pressed, the electric arc elimination component can be driven to move synchronously, when a circuit is not switched on, the electric arc elimination component can move between the moving contact and the static contact, electric arc can be completely eliminated in a blocking mode, and electricity safety is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the device comprises a mounting shell 1, a fixing rod 2, a first insulating plate 3, a fixed contact 4, a spring 5, a movable contact mounting mechanism 6, a movable contact 61, a second insulating plate 62, a linkage plate 63, an arc extinguishing mechanism 7, an arc extinguishing plate 71, a first rack plate 72, a driven gear 73, a driving gear 74, a second rack plate 75, a lead 76, an insulating button 8 and a base plate 9.
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, the present embodiment provides a technical solution: a distribution switch for eliminating electric arc comprises an installation shell 1, a moving contact installation mechanism 6 and an arc extinguishing mechanism 7;
installing the shell 1: the mounting shell 1 provides a mounting place for other parts, is a plastic shell, two symmetrically distributed fixing rods 2 are arranged in the middle of the upper surface of a bottom plate body of the mounting shell 1, the upper ends of the fixing rods 2 are fixedly connected with the lower surface of a first insulating plate 3, and a fixed contact 4 is arranged in the middle of the upper surface of the first insulating plate 3;
moving contact mounting mechanism 6: the movable contact mounting mechanism 6 can move up and down to realize circuit connection and is connected between the front side wall body and the rear side wall body of the mounting shell 1 in a sliding way, the lower end of the movable contact mounting mechanism 6 corresponds to the position of a static contact 4, the movable contact mounting mechanism 6 comprises a movable contact 61, a second insulating plate 62 and a linkage plate 63, the second insulating plate 62 is connected between the front side wall body and the rear side wall body of the mounting shell 1 in a sliding way, the movable contact 61 is arranged in the middle of the lower surface of the second insulating plate 62, the movable contact 61 corresponds to the position of the static contact 4, the linkage plate 63 is respectively arranged at the left end and the right end of the lower surface of the second insulating plate 62, the movable contact mounting mechanism further comprises springs 5, the springs 5 are respectively arranged at the left side and the right side of the upper surface of the bottom plate body of the mounting shell 1, the upper ends of the springs 5 are respectively fixedly connected with the linkage plate 63, the insulating buttons 8 are arranged at the left side of the upper surface of the upper end of the top sealing plate of the mounting shell 1, and pass through round holes arranged at the left side of the top sealing plate of the mounting shell 1, when the power distribution switch is used, an operator presses the insulating button 8 downwards, the insulating button 8 drives the second insulating plate 62 and lower parts to slide downwards along sliding grooves formed in the middle parts of front and rear side wall bodies of the mounting shell 1, and the spring 5 is compressed;
arc extinguishing mechanism 7: the arc extinguishing mechanism 7 can isolate a moving contact and a fixed contact, so that electric arcs are eliminated, the arc extinguishing mechanism 7 is respectively and slidably connected with the left side and the right side of the interior of the installation shell 1, the arc extinguishing mechanism 7 is respectively and fixedly connected with the left side and the right side of the interior of the installation shell 6 of the moving contact, the arc extinguishing mechanism 7 comprises arc extinguishing plates 71, first rack plates 72, driven gears 73, driving gears 74 and second rack plates 75, the first rack plates 72 are respectively and slidably connected with the left side and the right side of the interior of the installation shell 1, the driven gears 73 and the driving gears 74 are respectively and rotatably connected with the left side and the right side of the interior of the installation shell 1 through rotating shafts, the adjacent driven gears 73 are meshed with the driving gears 74, the adjacent driven gears 73 are meshed with the first rack plates 72, the second rack plates 75 are respectively arranged in the middle parts of the outer side surfaces, which are opposite to each other, the adjacent driving gears 74 are meshed with the second rack plates 75, the arc extinguishing plates 71 are respectively arranged at the ends of the inner sides, which are opposite to the first rack plates 72, the arc extinguishing mechanism 7 further comprises a lead 76, the lead 76 is respectively arranged on the outer side of the lower surface of the first rack plate 72, the lower end of the lead 76 penetrates through a through hole formed in a bottom plate body of the installation shell 1, the cushion plate 9 also comprises a cushion plate 9, the cushion plate 9 is a metal cushion plate, the cushion plate 9 is respectively arranged on the left side and the right side of the lower surface of the installation shell 1, the lower end of the lead 76 is respectively connected with the cushion plate 9, the linkage plate 63 drives the second rack plate 75 to synchronously move downwards, the second rack plate 75 respectively drives the driving gear 74 to rotate, the driving gear 74 respectively drives the driven gear 73 to rotate, the driven gear 73 respectively drives the first rack plate 72 to slide and separate in opposite directions, so that the arc extinguishing plate 71 is pulled away from between the fixed contact 4 and the movable contact 61, the movable contact 61 is contacted with the fixed contact 4, the circuit is communicated, an operator releases the insulating button 8, under the action of the spring 5, the upper part moves in opposite directions, so that the two arc extinguishing plates 71 enter between the fixed contact 4 and the movable contact 61, when an arc is generated between the stationary contact 4 and the movable contact 61, the arc can be conducted to the first rack plate 72 through the arc extinguishing plate 71 and then conducted to the ground of the installation site by the wire 76 and the pad 9, thereby achieving the elimination of the arc.
The utility model provides a pair of distribution switch of elimination electric arc's theory of operation as follows: when the power distribution switch is used, an operator presses the insulating button 8 downwards, the insulating button 8 drives the second insulating plate 62 and the lower part to slide downwards along chutes formed in the middle parts of the front and rear side walls of the mounting shell 1, the spring 5 compresses, the linkage plate 63 drives the second rack plate 75 to synchronously move downwards, the second rack plate 75 drives the driving gear 74 to rotate respectively, the driving gear 74 drives the driven gear 73 to rotate respectively, the driven gear 73 drives the first rack plate 72 to slide and separate oppositely, so that the arc extinguishing plate 71 is pulled away from the space between the static contact 4 and the moving contact 61, the moving contact 61 is contacted with the static contact 4, the circuit is communicated, and the operator releases the insulating button 8, under the action of the spring 5, the upper part moves reversely, so that the two arc extinguishing plates 71 enter between the fixed contact 4 and the movable contact 61, when an electric arc is generated between the fixed contact 4 and the movable contact 61, the electric arc can be conducted to the first rack plate 72 through the arc extinguishing plates 71 and then conducted to the ground of the installation position under the action of the lead 76 and the backing plate 9, and thus, the elimination of the electric arc is realized.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. An arc extinguishing power distribution switch, comprising: comprises a mounting shell (1), a moving contact mounting mechanism (6) and an arc extinguishing mechanism (7);
mounting the housing (1): the plastic shell is adopted, two symmetrically distributed fixing rods (2) are arranged in the middle of the upper surface of a bottom plate body of the installation shell (1), the upper ends of the fixing rods (2) are fixedly connected with the lower surface of a first insulating plate (3), and a fixed contact (4) is arranged in the middle of the upper surface of the first insulating plate (3);
moving contact mounting mechanism (6): the lower end of the moving contact mounting mechanism (6) corresponds to the position of the static contact (4);
arc extinguishing mechanism (7): the arc extinguishing mechanisms (7) are respectively and fixedly connected with the left side and the right side of the moving contact mounting mechanism (6).
2. An arc extinguishing power distribution switch as recited in claim 1, wherein: the moving contact mounting mechanism (6) comprises a moving contact (61), a second insulating plate (62) and a linkage plate (63), the second insulating plate (62) is connected between the front side wall body and the rear side wall body of the mounting shell (1) in a sliding mode, the moving contact (61) is arranged in the middle of the lower surface of the second insulating plate (62), the moving contact (61) corresponds to the fixed contact (4) in position, and the linkage plate (63) is arranged at the left end and the right end of the lower surface of the second insulating plate (62) respectively.
3. An arc extinguishing power distribution switch as recited in claim 2, wherein: the spring type connecting plate is characterized by further comprising springs (5), wherein the springs (5) are arranged on the left side and the right side of the upper surface of the bottom plate body of the mounting shell (1) respectively, and the upper ends of the springs (5) are fixedly connected with the linkage plate (63) respectively.
4. An arc extinguishing power distribution switch as recited in claim 2 or 3, wherein: arc extinguishing mechanism (7) are including arc extinguishing plate (71), first rack plate (72), driven gear (73), drive gear (74) and second rack plate (75), first rack plate (72) sliding connection respectively in the inside left and right sides of installation shell (1), driven gear (73) and drive gear (74) rotate respectively through the pivot and connect in the inside left and right sides of installation shell (1), adjacent driven gear (73) are connected with drive gear (74) meshing, adjacent driven gear (73) are connected with first rack plate (72) meshing, second rack plate (75) set up respectively in the lateral surface middle part that keeps away from mutually of linkage board (63), adjacent drive gear (74) are connected with second rack plate (75) meshing, arc extinguishing plate (71) set up respectively in the relative inboard end department of first rack plate (72).
5. An arc extinguishing power distribution switch as recited in claim 4, wherein: the arc extinguishing mechanism (7) further comprises a lead (76), the lead (76) is respectively arranged on the outer side of the lower surface of the first rack plate (72), and the lower end of the lead (76) penetrates through a through hole formed in a plate body at the bottom of the mounting shell (1).
6. An arc extinguishing power distribution switch as recited in claim 5, wherein: still include backing plate (9), backing plate (9) are the metal backing plate, and backing plate (9) set up respectively in the lower surface left and right sides of installation shell (1), and the lower extreme of wire (76) is connected with backing plate (9) respectively.
7. An arc extinguishing power distribution switch as recited in claim 2, wherein: still include insulating button (8), insulating button (8) set up in the upper surface left side of second insulation board (62), and the round hole of seting up on the left of the upper surface of installation shell (1) top shrouding is passed to the upper end of insulating button (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122832719.XU CN216015121U (en) | 2021-11-18 | 2021-11-18 | Distribution switch capable of eliminating electric arc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122832719.XU CN216015121U (en) | 2021-11-18 | 2021-11-18 | Distribution switch capable of eliminating electric arc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216015121U true CN216015121U (en) | 2022-03-11 |
Family
ID=80586814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122832719.XU Active CN216015121U (en) | 2021-11-18 | 2021-11-18 | Distribution switch capable of eliminating electric arc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216015121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115376847A (en) * | 2022-10-25 | 2022-11-22 | 广东南海电力设计院工程有限公司 | Arc self-protection device of power distribution network sectionalizer |
-
2021
- 2021-11-18 CN CN202122832719.XU patent/CN216015121U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115376847A (en) * | 2022-10-25 | 2022-11-22 | 广东南海电力设计院工程有限公司 | Arc self-protection device of power distribution network sectionalizer |
| CN115376847B (en) * | 2022-10-25 | 2023-01-03 | 广东南海电力设计院工程有限公司 | Arc self-protection device of power distribution network sectionalizer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216015121U (en) | Distribution switch capable of eliminating electric arc | |
| WO2018223956A1 (en) | Micro-movement universal limiting switch | |
| CN211208317U (en) | Isolated vacuum circuit breaker | |
| CN107017107A (en) | The double spacing universal switches of the fine motion of dual spring | |
| CN107359081B (en) | A kind of method and switching device of motor driven bridging contact on-load switch | |
| CN207425733U (en) | A kind of motor drives bridging contact on-load switch | |
| CN203760349U (en) | Four-position flat switch | |
| CN111668037A (en) | Low-voltage on-off switch | |
| CN208385284U (en) | Switch and electronic parking switch assembly | |
| CN207800522U (en) | A kind of leakage circuit breakers | |
| CN201584323U (en) | Micro-switch | |
| CN107026045B (en) | Double elastic slice fine motions limit universal switch | |
| CN201532881U (en) | Micro-switch with improved structure | |
| CN219778714U (en) | Electric automatization switch | |
| CN218038943U (en) | Electric automatization switch structure | |
| CN201532887U (en) | Miniature slide switch | |
| CN111370254A (en) | Large-current toggle switch with electromagnetic shielding characteristic | |
| CN212380345U (en) | Isolating switch with arc extinguishing device | |
| CN219738822U (en) | Simple type deflector rod switch | |
| CN215417947U (en) | Switch waterproof construction based on electronic component | |
| CN220155400U (en) | Electrical installation switching device | |
| CN215869067U (en) | Double-shaft driving micro-motion combined toggle switch | |
| CN213401043U (en) | Circuit breaker | |
| CN109192627A (en) | A kind of control and protective switching device | |
| CN216212985U (en) | Electric switch with dustproof construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |