CN201845725U - Seesaw-type single-wire duplex double-insurance switch - Google Patents
Seesaw-type single-wire duplex double-insurance switch Download PDFInfo
- Publication number
- CN201845725U CN201845725U CN2010205967526U CN201020596752U CN201845725U CN 201845725 U CN201845725 U CN 201845725U CN 2010205967526 U CN2010205967526 U CN 2010205967526U CN 201020596752 U CN201020596752 U CN 201020596752U CN 201845725 U CN201845725 U CN 201845725U
- Authority
- CN
- China
- Prior art keywords
- seesaw
- moving
- swinging plate
- coil
- spring
- 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 - Lifetime
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 43
- 230000009977 dual effect Effects 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 150000001879 copper Chemical class 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 abstract description 8
- 238000013021 overheating Methods 0.000 abstract 1
- 229920003023 plastic Polymers 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Landscapes
- Tumbler Switches (AREA)
Abstract
The utility model discloses a seesaw-type single-wire duplex double-insurance switch, comprising a casing, a seesaw component, an electromagnetic mechanism, wiring terminals, a poking plate, a conductive plate, and movable springs; a movable iron core acts along with the seesaw component to lead the poking plate to swing to the left or the right when being connected with the poking plate under the action of electromagnetic force; a movable contact on the poking plate is contacted with a static contact on the wiring terminal on the left side or the right side of the poking plate to form a conduction circuit; and when the movable iron core is separated form the poking plate, the poking plate is balanced between the wiring terminals to cut off the circuit due to elasticity of the movable springs at two sides. In the seesaw-type single-wire duplex double-insurance switch, the movable springs and the movable iron core jointly act on the poking plate to lead the poking plate to be contacted or separated from the static contact at the two sides, so as to form switched on or switch off state of the circuit; the seesaw-type single-wire duplex double-insurance switch is applicable to overheating protection, overcurrent protection and short-short protection of electrical appliances, and has the advantages of reasonable structure, high safety performance, and the like.
Description
Technical field
The utility model discloses a kind of moving seesaw-type single line duplex dual fail-safe switch; belong to electric prospection Switch manufacturing technology field by International Patent Classification (IPC) (IPC) division; especially relating to a kind of short circuit, electrical equipment over current fault etc. of being applied to, is the ganged switch innovation structure of load protection terminal one to one.
Background technology
Along with science and technology development; mains switch with fire-proof function is required for people gradually; but regular tap does not generally have fire-proof function at present; existing miniature circuit breaker mainly adopts bimetal leaf, thereby its flexural deformation realization is cut off the electricity supply, but electric current is too big; generally all more than 10A; the overcurrent protection reaction is slow and do not have fire-proof function, and special in the small household appliance of rated current below 1A, its defective is more obvious.
Applied for that the patent No. was a kind of rocker type fire preventing switch of ZL200920139768.1 before this case applicant; comprise housing, seesaw, protective circuit and tripping mechanism; several guard modes by protective circuit; tripping mechanism is threaded off move and the cut-out circuit, but above-mentioned fule shut-off valve is applicable to single line overload protection electrical equipment.
The utility model content
At the deficiencies in the prior art, on the disconnected basis of above-mentioned single line list, the utility model has been developed a kind of rational in infrastructure, safe and reliable moving seesaw-type duplex dual fail-safe fule shut-off valve again.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of moving seesaw-type single line duplex dual fail-safe switch comprises housing, seesaw assembly, electromagnetic mechanism, binding post, swinging plate, movable contact spring and the spring of moving, wherein
The seesaw assembly comprises seesaw and the sleeve pipe that connects as one with it, and seesaw is positioned at the top of housing, and sleeve pipe extend in the housing in the coil with electromagnetic mechanism;
Electromagnetic mechanism, comprise coil rack, coil and interior moving iron core thereof, moving iron core is located at interior can the moving up and down of sleeve pipe and is connected or separates with swinging plate under electromagnetic action, the coil rack top is fixing in the circuit board, and sleeve pipe and moving iron core and swinging plate connecting shaft arm all move in circuit board coil rack macropore;
Swinging plate which is provided with movable contact spring and static contact, swinging plate extend upward biside plate and hang on the fixed coil skeleton and the seesaw assembly the axle on;
The spring of moving, symmetry be arranged at the swinging plate both sides, every side spring one end of moving is fixed on the circuit board, the other end is positioned at the swinging plate hunting range;
Four binding posts, one terminal are the lead upstream end, and to be arranged at the swinging plate both sides respectively be wire terminals to two-terminal in addition, and lead enters terminal by special flexible conductor connecting coil, and the coil other end is electrically connected on movable contact spring and the static contact on the swinging plate;
When moving iron core is connected with swinging plate, the seesaw action is swung swinging plate to the left or to the right, moving contact on the swinging plate contacts with fixed contact on its left side or the binding post on right side and forms turning circuit, swinging plate was subjected to power that the seesaw effect transmits and gave swinging plate power round about greater than the side spring of moving this moment, when moving iron core and swinging plate broke away from, swinging plate only was subjected to the move elastic force of spring of its both sides swinging plate is equilibrated between the fixed contact on the binding post and cuts off circuit.
Further, described seesaw is iron plate or magnetic holding plate, and the two ends of housing are provided with magnet with the seesaw adhesive sleeve pipe is swung to the left or to the right.
Further, also be provided with preloading spring and power adjustments screw in the described sleeve pipe, preloading spring is between moving iron core and power adjustments screw, during operate as normal or during non operating state, moving iron core is subjected to downward spring force and itself and swinging plate is pegged graft, and realizes the contact of dynamic and static contact.
Further, described binding post is four, and one two is wire terminals for lead enters terminal, and remaining one is spare terminal, and this spare terminal is arranged at lead and enters on the housing of opposite side of terminal.
Further, the described spring of moving is obliquely installed its top and is installed on the circuit board, and the bottom is with swinging plate both sides side contacts or separate to force in swinging plate.
Further, described two sub-medial surfaces of wire terminals respectively are provided with fixed contact, and the moving contact closure on this fixed contact and the movable contact spring is to form closed circuit.
Further, described sleeve pipe is a copper pipe, and this copper pipe and seesaw are combined as a whole, and a location bearing pin runs through wherein, and two wing plates on coil rack top hang on the above-mentioned alignment pin and are positioned at the copper pipe both sides, and the alignment pin two ends are installed on the housing pedestal.
Further, described coil by short-circuited coil connect with temperature detect switch (TDS) the back and the tripping coil parallel connection on coil rack.
Move spring and moving iron core acting in conjunction of the utility model utilization makes itself and the fixed contact of both sides be connected or separate closure or the off-state that forms circuit in moving contact, when the electric current in the coil increases suddenly, thereby the moving iron core of the magnetic of its generation promotion moves upward and separates with swinging plate, and the cut-out circuit, the course of work is as follows: under circuit normal condition situation, because moving iron core is combined as a whole with swinging plate is coaxial, no matter press the right or the left side of plastics seesaw, it is conducting that a lateral circuit is arranged all the time; When circuit is under overcurrent or the short circuit condition, the magnetic force that coil produces increases, and magnetic force will move iron core and extract from stir plate hole, move the effect of spring in both sides under, the moving contact on the swinging plate separates and deenergization with fixed contact on the housing; After fault is got rid of, press the plastics seesaw again, moving iron core injects again under the effect of preloading spring in the hole of swinging plate, and swinging plate swings with the plastics seesaw again and resumes work simultaneously.
The utility model is compared with existing overcurrent protection switch; not only has fire prevention automatic trip function; and when circuit is short-circuited, during overcurrent overheat, dynamic and static contact can in time separately form off-position, has advantages such as security performance height, working stability, long service life.
Description of drawings
Fig. 1 is the utility model first view;
Fig. 2 is the utility model second view;
Fig. 3 is the utility model third state schematic diagram;
Fig. 4 is the utility model user mode schematic diagram;
Fig. 5 is the utility model coil rack, swinging plate and seesaw combination of components figure;
Fig. 6 is the utility model circuit theory diagrams;
Fig. 7 is the utility model stereogram.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
Embodiment: see also Fig. 1 to Fig. 4 and Fig. 7, a kind of moving seesaw-type single line ganged switch innovation structure comprises housing 5, seesaw assembly, electromagnetic mechanism, binding post 6, swinging plate 11 and the spring 4,17 of moving, wherein
The seesaw assembly comprises seesaw 1 and the sleeve pipe 19 that connects as one with it, and seesaw 1 is positioned at the top of housing 1, and sleeve pipe 19 extend into the coil 16 interior motions of electromagnetic mechanism in the housing 1;
Electromagnetic mechanism, comprise coil rack 14, coil 16 and interior moving iron core 12 thereof, moving iron core 12 is located at sleeve pipe 19 interior can moving up and down and is connected or separates with swinging plate 11 under electromagnetic action and preloading spring 13 effects, coil rack 14 tops are fixed on the circuit board 21, the connecting shaft arm of control circuit sleeve pipe 19, moving iron core 12, the spring 13 of moving, swinging plate 11 all moves in circuit board 21 and coil rack 14 macropores, and above-mentioned axle is for connecting bearing pin 18;
The spring 4,17 of moving, symmetry be arranged at swinging plate 11 both sides, every side spring one end of moving is fixed on the circuit board, the other end is positioned at the swinging plate hunting range;
Binding post 6, be at least three, the one terminal is that lead upstream end L goes into, two-terminal is arranged at the swinging plate both sides respectively for wire terminals L goes out 1, L goes out 2 in addition, lead enters terminal L goes into by electric wire (flexible cord) 15 connecting coils 16, and coil 16 is held the movable contact spring 10 that is electrically connected on the swinging plate 11 in addition;
When moving iron core 12 is connected with swinging plate 11 under normal condition, the seesaw action is swung swinging plate to the left or to the right, moving contact on the swinging plate contacts with fixed contact on its left side or the binding post on right side and forms turning circuit, swinging plate was subjected to power that the seesaw effect transmits and gave swinging plate power round about greater than the side spring of moving this moment, when moving iron core and swinging plate broke away from, swinging plate only was subjected to the move elastic force of spring of its both sides swinging plate is equilibrated between the fixed contact and cuts off circuit.
See also Fig. 1 to Fig. 3, seesaw 1 is iron plate or magnetic holding plate, and the two ends of housing are provided with magnet with the seesaw adhesive sleeve pipe is swung to the left or to the right.
See also Fig. 1 to Fig. 3, also be provided with preloading spring 13 and power adjustments screw 2 in the sleeve pipe 19, preloading spring is between moving iron core and power adjustments screw, during operate as normal or during non operating state, moving iron core is subjected to downward spring force and itself and swinging plate is pegged graft, realize the contact of dynamic and static contact, above-mentioned initial tension of spring prevents that the switch immediate current from increasing and the cut-out circuit.
See also Fig. 1 to Fig. 3, binding post 6 is four, for entering terminal L, lead goes into for one, two for the sub-L of wire terminals goes out 1, L goes out 2, remaining one is spare terminal L sky, this spare terminal is arranged at lead and enters on the housing of opposite side of terminal, and each binding post outer end is fixed on the housing by terminal screw 7.
See also Fig. 1 to Fig. 3, the spring 3,17 of moving is obliquely installed its top and is installed on the circuit board, and the bottom is with swinging plate 11 both sides side contacts or separate to force in swinging plate.
See also Fig. 1 to Fig. 3, two sub-L of wire terminals go out 1, L goes out 2 medial surfaces and respectively is provided with fixed contact 8, and moving contact 9 closures on this fixed contact and the movable contact spring 10 are to form closed circuit.
See also Fig. 1 to Fig. 3 and Fig. 5, sleeve pipe 19 is copper pipe or iron pipe, this copper pipe 19 is combined as a whole with seesaw 1, one location bearing pin 18 runs through wherein, two wing plates 141,142 on coil rack 14 tops hang above-mentioned alignment pin 18 iron pipe both sides, the alignment pin two ends are installed on the housing pedestal, and the mesopore that the biside plate 111,112 of swinging plate 11 passes coil rack 14 hangs on the above-mentioned alignment pin.
See also Fig. 2 and Fig. 6, coil 16 by short-circuited coil L2 series connection temperature detect switch (TDS) KT1 after be surrounded on coil rack in parallel with tripping coil L1, Fig. 6 is illustrated in and disconnects the RL1 state diagram, and this moment, KT1 closed type temperature switch was in off-state, and the utility model function is as follows:
1, when circuit has short circuit or over current fault, short-circuited coil L2 produces the moving iron core of magnetic field pull-up immediately, it is separated with swinging plate and trips;
2, when temperature detect switch (TDS) KT1 disconnects, the RL load current is L1 (1000T) coil by being connected in parallel on the KT1 two ends all, and the magnetic field of being produced makes the armature pulling separate with swinging plate, makes the K switch deenergization;
3, single line duplex fule shut-off valve is used the hand toggle switch, no matter switch is pushed the K1 state still at the K2 state, all is subjected to the control of L1 and L2;
4, dual fail-safe: when little overcurrent, or switch self poor contact of contacts etc. self temperature is elevated to about 55 degree and makes the K switch tripping operation simultaneously by the temperature detect switch (TDS) tripping operation that is connected in parallel on L1, plays break protecting.
Move spring and moving iron core acting in conjunction of the utility model utilization makes it be connected or separate closure or the off-state that forms circuit with fixed contact on the binding post of both sides in the movable contact spring moving contact on the swinging plate, when the electric current in the coil increases suddenly, thereby the magnetic strength stress of its generation is inhaled moving iron core and is upwards separated with swinging plate, and the cut-out circuit, the course of work is as follows: under circuit normal condition situation, be combined as a whole owing to move iron core and stir, no matter press the right or the left side of plastics seesaw, it is conducting that a lateral circuit is arranged all the time; When circuit is under overcurrent or the short circuit condition, the magnetic force that coil produces increases, and magnetic force will move iron core and extract from the swinging plate hole slot, move the effect of spring in right side or left side under, the moving contact on the swinging plate separates and deenergization with fixed contact on the housing.After fault is got rid of, press the plastics seesaw again, moving iron core injects again under the effect of preloading spring in the hole of swinging plate, and swinging plate swings with the plastics seesaw again and resumes work simultaneously.
See also shown in Fig. 4 is another kind of execution mode of the present utility model, by the bulb in the middle of two the utility model seesaw duplex fule shut-off valve M1 and the M2 control, have only when two switches are connected circuit simultaneously, middle bulb is just bright, wherein bulb can be lighted or extinguish to any one switch, this control mode can be used the bulb of floor gap, bulb of switch control is installed under the upstairs house is simultaneously formed the duplex control circuit.
The utility model is compared with existing ganged switch, not only has single line fire prevention automatic trip function, and the circuit related device is short-circuited, when surge, overcurrent overheat, dynamic and static contact can in time separately form off-position, has advantages such as security performance height, working stability, long service life.
The above record only for utilizing the embodiment of this origination techniques content, anyly is familiar with modification, the variation that this skill person uses this creation to do, and all belongs to the claim of this creation opinion, and is not limited to those disclosed embodiments.
Claims (8)
1. moving seesaw-type single line duplex dual fail-safe switch is characterized in that: comprise housing, seesaw assembly, electromagnetic mechanism, binding post, the swinging plate spring of moving, wherein
The seesaw assembly comprises seesaw and the sleeve pipe that connects as one with it, and seesaw is positioned at the top of housing, and sleeve pipe extend on the coil of electromagnetic mechanism in the housing;
Electromagnetic mechanism comprises coil rack, coil and interior moving iron core thereof, and moving iron core is located at interior can the moving up and down of sleeve pipe and is connected or separates with swinging plate under the coil magneticaction, and the coil rack top is fixed on the housing with the seesaw assembly is coaxial;
Swinging plate which is provided with movable contact spring, swinging plate extend upward biside plate and hang on the fixed coil skeleton and the seesaw assembly the axle on;
The spring of moving, symmetry be arranged at the swinging plate both sides, every side spring one end of moving is fixed on the circuit board, the other end is positioned at the swinging plate hunting range;
Four binding posts, one terminal are the lead upstream end, and to be arranged at the swinging plate both sides respectively be wire terminals to two-terminal in addition, and lead enters terminal by the connection wiring line circle, and coil end in addition is electrically connected on movable contact spring on the swinging plate;
When moving iron core is connected with swinging plate, the seesaw action is swung swinging plate to the left or to the right, moving contact on the swinging plate contacts with moving contact on its left side or the binding post on right side and forms turning circuit, swinging plate was subjected to power that the seesaw effect transmits and gave swinging plate power round about greater than the side spring of moving this moment, when moving iron core and swinging plate broke away from, swinging plate only was subjected to the move elastic force of spring of its both sides swinging plate is equilibrated between the moving contact on the binding post and cuts off circuit.
2. moving seesaw-type single line duplex dual fail-safe switch according to claim 1, it is characterized in that: described seesaw is iron plate or magnetic holding plate, the two ends of housing are provided with magnet with the seesaw adhesive sleeve pipe is swung to the left or to the right.
3. moving seesaw-type single line duplex dual fail-safe switch according to claim 1, it is characterized in that: also be provided with preloading spring and power adjustments screw in the described sleeve pipe, preloading spring is between moving iron core and power adjustments screw.
4. moving seesaw-type single line duplex dual fail-safe switch according to claim 1, it is characterized in that: described binding post is four, one enters terminal for lead, two is wire terminals, remaining one is spare terminal, and this spare terminal is arranged at lead and enters on the housing of opposite side of terminal.
5. moving seesaw-type single line duplex dual fail-safe switch according to claim 1, it is characterized in that: the described spring of moving is obliquely installed its top and is installed on the circuit board, and the bottom is with swinging plate both sides side contacts or separate to force in swinging plate.
6. according to claim 1 or 4 described moving seesaw-type single line duplex dual fail-safe switches, it is characterized in that: described two sub-medial surfaces of wire terminals respectively are provided with fixed contact, and the moving contact closure on this fixed contact and the movable contact spring is to form closed circuit.
7. moving seesaw-type single line duplex dual fail-safe switch according to claim 1, it is characterized in that: described sleeve pipe is a copper pipe, this copper pipe and seesaw are combined as a whole, one location bearing pin runs through wherein, two wing plates on coil rack top hang on the above-mentioned alignment pin and are positioned at the copper pipe both sides, and the alignment pin two ends are installed on the pedestal of case top lid.
8. moving seesaw-type single line duplex dual fail-safe switch according to claim 1 is characterized in that: described coil by short-circuited coil connect with temperature detect switch (TDS) the back and the tripping coil parallel connection on coil rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205967526U CN201845725U (en) | 2010-11-04 | 2010-11-04 | Seesaw-type single-wire duplex double-insurance switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205967526U CN201845725U (en) | 2010-11-04 | 2010-11-04 | Seesaw-type single-wire duplex double-insurance switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201845725U true CN201845725U (en) | 2011-05-25 |
Family
ID=44040607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205967526U Expired - Lifetime CN201845725U (en) | 2010-11-04 | 2010-11-04 | Seesaw-type single-wire duplex double-insurance switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201845725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101980351A (en) * | 2010-11-04 | 2011-02-23 | 厦门振泰成科技有限公司 | Rocker-type single-wire double-connection double-insurance switch |
-
2010
- 2010-11-04 CN CN2010205967526U patent/CN201845725U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101980351A (en) * | 2010-11-04 | 2011-02-23 | 厦门振泰成科技有限公司 | Rocker-type single-wire double-connection double-insurance switch |
| CN101980351B (en) * | 2010-11-04 | 2013-01-09 | 厦门振泰成科技有限公司 | Rocker-type single-wire double-connection double-insurance switch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101980351B (en) | Rocker-type single-wire double-connection double-insurance switch | |
| CN200993948Y (en) | Safety earth fault circuit breaker | |
| CN107910232B (en) | An intelligent leakage protection switch | |
| CN101047294B (en) | Leakage protection socket | |
| CN101620959B (en) | Rocker type fire preventing switch | |
| CN101930883B (en) | Small-sized breaker | |
| CN101958212B (en) | Receptacle type residual current circuit breaker | |
| CN103681124B (en) | Closed multipole circuit breaker | |
| CN108061838A (en) | A kind of leakage tests method for ensureing user's normal electricity consumption | |
| CN216980475U (en) | Intelligent low-voltage circuit breaker | |
| CN201532918U (en) | Socket-type residual current breaker | |
| CN101562302B (en) | Novel earth leakage protection socket | |
| CN102324347B (en) | Load control device of intelligent socket | |
| CN201845725U (en) | Seesaw-type single-wire duplex double-insurance switch | |
| CN201838528U (en) | Minitype circuit breaker | |
| CN201804815U (en) | Single-break wall fireproof switch | |
| CN201804811U (en) | Circuit breaker with mechanical overheating protection function | |
| CN101645566B (en) | Leakage protection socket | |
| CN200947507Y (en) | Creepage protecting socket | |
| CN200990455Y (en) | Electricity leakage protection socket with service life terminal detection function | |
| CN203165831U (en) | Breaker | |
| CN102412463A (en) | Electric contact device | |
| CN202049914U (en) | Load control device of intelligent socket | |
| CN215869162U (en) | Circuit breaker with short circuit detection is closed | |
| CN201478226U (en) | Rocker fire protection switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110525 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |