CN208608078U - A kind of single-way switch with arc-suppression function - Google Patents
A kind of single-way switch with arc-suppression function Download PDFInfo
- Publication number
- CN208608078U CN208608078U CN201821176171.XU CN201821176171U CN208608078U CN 208608078 U CN208608078 U CN 208608078U CN 201821176171 U CN201821176171 U CN 201821176171U CN 208608078 U CN208608078 U CN 208608078U
- Authority
- CN
- China
- Prior art keywords
- arc
- connecting terminal
- moving contact
- way switch
- suppression function
- 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.)
- Expired - Fee Related
Links
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses a kind of single-way switch with arc-suppression function, the first connecting terminal, the second connecting terminal are respectively fixed with by screw at the top of the bottom plate, first connecting terminal, the second connecting terminal one end be connected to conducting wire respectively；Second connecting terminal front end is rotatablely connected by first rotating shaft and moving contact one end；Opening and closing device is provided in the middle part of the moving contact；Shell is provided on the bottom plate, the shell position above the moving contact is provided with arc-control device；The opening and closing device includes: fixed plate, fixed frame, fixed frame is provided in the fixed plate, the second shaft is provided on fixed frame, one end of second shaft is connected with handle, the other end is connected with cam, and mandril, the mandril and fixed plate mobile connection are provided with above the cam, mandril one end is in contact with cam, is connected in the middle part of the other end and moving contact.The design safe operation, reliable in action, product safety coefficient are high.
Description
Technical field
The utility model relates to a kind of single-way switch with arc-suppression function, belong to electric switch technical field.
Background technique
Currently, switch refers to that one can make open circuit, the electronics for making current interruptions or it being made to flow to other circuits member
Part.The most common switch is the electromechanical equipment for allowing people to operate, wherein there is one or several electronic contacts.The " closed " of contact
(closed) it indicates electronic contact conducting, electric current is allowed to flow through；" open circuit " (open) of switch indicates that electronic contact is not turned on shape
At open circuit, electric current is not allowed to flow through.
Common single-way switch is mostly direct operation handle, completes the unlatching and closure of circuit, but meets the higher electricity of voltage
Road just will appear electric arc when disconnecting circuit, this to switch the safe operation for being unfavorable for circuit, be that those skilled in the art are badly in need of
It solves the problems, such as.
Utility model content
Purpose: in order to overcome the deficiencies in the prior art, the utility model provides a kind of with the unidirectional of arc-suppression function
Switch.
Technical solution: in order to solve the above technical problems, the technical solution adopted by the utility model is:
A kind of single-way switch with arc-suppression function, comprising: bottom plate, shell, opening and closing device, arc-control device, the base top
Portion is respectively fixed with the first connecting terminal, the second connecting terminal by screw, first connecting terminal, the second connecting terminal
One end is connected to conducting wire respectively；Second connecting terminal front end is rotatablely connected by first rotating shaft and moving contact one end；It is described dynamic
Opening and closing device is provided in the middle part of contact；Shell is provided on the bottom plate, the shell position above the moving contact, which is provided with, goes out
Arc device；The opening and closing device includes: fixed plate, fixed frame, and fixed frame is provided in the fixed plate, is provided on fixed frame
Second shaft, one end of second shaft are connected with handle, and the other end is connected with cam, is provided with top above the cam
Bar, the mandril and fixed plate mobile connection, mandril one end are in contact with cam, are connected in the middle part of the other end and moving contact.
Preferably, the arc-control device includes: metal block, and the metal block bottom is installed with low wide and up narrow
First groove, first groove top are provided with the second groove, the width phase of the second recess width and the most narrow place of the first groove
Together.
Preferably, first connecting terminal, the second connecting terminal are disposed as L-type structure.
It preferably, further include reset spring, the front end and reset spring one of the moving contact and mandril junction
End is connected, and the reset spring other end is fixed on bottom plate.
Preferably, the metal block uses steel.
Preferably, first connecting terminal, the second connecting terminal are all made of copper.
The utility model has the advantages that a kind of single-way switch with arc-suppression function provided by the utility model, is realized by rotation cam and is pushed up
The up and down motion of bar drives moving contact to open closure.The arc-control device of case top can effectively absorb the electric arc generated when unlatching.
Reset spring effectively accelerates the closing velocity of moving contact.The design safe operation, reliable in action, product safety coefficient are high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of opening and closing device；
Fig. 3 is the structural schematic diagram of arc-control device.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Figure 1-3, a kind of single-way switch with arc-suppression function, comprising: bottom plate 1, shell 2, opening and closing device 3, arc extinguishing
Device 4 is respectively fixed with the first connecting terminal 6, the second connecting terminal 7 by screw 5 at the top of the bottom plate 1, and described first connects
Line terminals 6, the second connecting terminal 7 one end be connected to conducting wire 8 respectively；Second connecting terminal, 7 front end by first rotating shaft 9 with
The rotation connection of 10 one end of moving contact；Opening and closing device 3 is provided in the middle part of the moving contact 10；It is provided with shell 2 on the bottom plate 1,
2 position of shell of 10 top of moving contact is provided with arc-control device 4；The opening and closing device 3 includes: fixed plate 31, fixed frame
32,31 are provided with fixed frame 32 in the fixed plate, are provided with the second shaft 33 on fixed frame 32, and the one of second shaft 33
End is connected with handle 34, and the other end is connected with cam 35, and mandril 36, the mandril 36 and fixation are provided with above the cam 35
31 mobile connection of plate, 36 one end of mandril are in contact with cam 35, are connected in the middle part of the other end and moving contact 10.
Preferably, the arc-control device 4 includes: metal block 41, and 41 bottom of metal block is installed with lower width
The first narrow groove 42 is gone up, is provided with the second groove 43,43 width of the second groove and the first groove at the top of first groove 42
41 most narrow places it is of same size.
Preferably, first connecting terminal 6, the second connecting terminal 7 are disposed as L-type structure.
It preferably, further include reset spring 11, front end and reset of the moving contact 10 with 36 junction of mandril
11 one end of spring is connected, and 11 other end of reset spring is fixed on bottom plate 11.
In use, rotational handle, handle band moving cam is rotated, and when cam rises mandril, mandril is upwards pushed up moving contact
It rises, switchs in the open state, when unlatching, electric arc is generated between moving contact and the first connecting terminal, electric arc is upwardly into top
The first groove, with constantly narrowing groove, electric arc is compressed continuously, finally closely connects in the second most narrow groove with cell wall
Touching, it is cooling and disappear free, finally extinguish.
When turning off the switch, rotational handle, when cam falls mandril, mandril moving contact to pulling down, meanwhile, stretching is answered
Position spring also starts to reply, and moving contact once downward power is further given, to accelerate the closing speed of switch.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of single-way switch with arc-suppression function, comprising: bottom plate, shell, it is characterised in that: further include opening and closing device, arc extinguishing
Device, the bottom plate top are respectively fixed with the first connecting terminal, the second connecting terminal, first terminals by screw
Sub, the second connecting terminal one end is connected to conducting wire respectively；Second connecting terminal front end passes through first rotating shaft and moving contact one
End rotation connection；Opening and closing device is provided in the middle part of the moving contact；Shell is provided on the bottom plate, above the moving contact
Shell position is provided with arc-control device；The opening and closing device includes: fixed plate, fixed frame, is provided with fixation in the fixed plate
Frame is provided with the second shaft on fixed frame, and one end of second shaft is connected with handle, and the other end is connected with cam, described
Mandril, the mandril and fixed plate mobile connection are provided with above cam, mandril one end is in contact with cam, the other end and dynamic touching
Centriciput is connected.
2. a kind of single-way switch with arc-suppression function according to claim 1, it is characterised in that: the arc-control device packet
Include: metal block, the metal block bottom are installed with the first low wide and up narrow groove, and first groove top is provided with second
Groove, the second recess width are of same size with the most narrow place of the first groove.
3. a kind of single-way switch with arc-suppression function according to claim 1, it is characterised in that: first terminals
Son, the second connecting terminal are disposed as L-type structure.
4. a kind of single-way switch with arc-suppression function according to claim 1, it is characterised in that: it further include reset spring,
The moving contact is connected with the front end of mandril junction with reset spring one end, and the reset spring other end is fixed on bottom plate.
5. a kind of single-way switch with arc-suppression function according to claim 2, it is characterised in that: the metal block uses steel
Material.
6. a kind of single-way switch with arc-suppression function according to claim 1, it is characterised in that: first terminals
Son, the second connecting terminal are all made of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176171.XU CN208608078U (en) | 2018-07-24 | 2018-07-24 | A kind of single-way switch with arc-suppression function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176171.XU CN208608078U (en) | 2018-07-24 | 2018-07-24 | A kind of single-way switch with arc-suppression function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208608078U true CN208608078U (en) | 2019-03-15 |
Family
ID=65669864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821176171.XU Expired - Fee Related CN208608078U (en) | 2018-07-24 | 2018-07-24 | A kind of single-way switch with arc-suppression function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208608078U (en) |
-
2018
- 2018-07-24 CN CN201821176171.XU patent/CN208608078U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206340502U (en) | A kind of operating mechanism of electric switch | |
| CN208608078U (en) | A kind of single-way switch with arc-suppression function | |
| CN103000465B (en) | Contact system of novel high-capacity medium-voltage direct current breaker | |
| CN208873691U (en) | A kind of structure of contact terminal | |
| CN207425733U (en) | A kind of motor drives bridging contact on-load switch | |
| CN103681124A (en) | Sealed multi-electrode circuit breaker | |
| CN107359081B (en) | A kind of method and switching device of motor driven bridging contact on-load switch | |
| CN108630468A (en) | A kind of single-way switch with arc-suppression function | |
| CN206628399U (en) | A kind of strong high voltage isolator moving contact of contact performance | |
| CN104241006A (en) | Isolating switch | |
| CN201392771Y (en) | Switch | |
| CN204424127U (en) | A kind of sensitive switch of resistance to rush of current | |
| CN203165795U (en) | Novel outdoor high voltage vacuum circuit breaker | |
| CN204407241U (en) | New Low Voltage vacuum type contactor | |
| CN208608088U (en) | A kind of two-way switch of remote operation | |
| CN207183196U (en) | A kind of standby SPD disconnectors | |
| CN207690739U (en) | A kind of buckle releaser of miniature circuit breaker | |
| CN207602486U (en) | A kind of miniature circuit breaker | |
| CN207165485U (en) | A kind of small size vacuum contactor for ring main unit | |
| CN203503534U (en) | Low voltage fuse type disconnecting switch | |
| CN207338255U (en) | Galvanic circle with electric power compensation function | |
| CN211045299U (en) | Switch with arc extinguishing function | |
| CN201994231U (en) | Contact structure of double-column horizontal open-type outdoor high voltage AC isolating switch | |
| CN109003849A (en) | A kind of two-way switch of remote operation | |
| CN204067161U (en) | A kind of isolating switch |
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: 20190315 Termination date: 20200724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |