CN202662473U - Reversing switch - Google Patents
Reversing switch Download PDFInfo
- Publication number
- CN202662473U CN202662473U CN 201220244556 CN201220244556U CN202662473U CN 202662473 U CN202662473 U CN 202662473U CN 201220244556 CN201220244556 CN 201220244556 CN 201220244556 U CN201220244556 U CN 201220244556U CN 202662473 U CN202662473 U CN 202662473U
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- Prior art keywords
- connector
- commutation
- lead
- reversing
- out terminal
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- Expired - Lifetime
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model provides a reversing switch, which comprises a switch body, input terminals and output terminals, wherein the input terminals and the output terminals are arranged on the switch body, are in pairing arrangement and are mutually independent, and each pair comprises an input terminal and an output terminal. The reversing switch is characterized in that one input terminal is communicated or disconnected with one output terminal through a plurality of mutually independent reversing connecting bodies, and the mutually independent reversing connecting bodies are in synchronous movement arrangement. The reversing switch provided by the utility model has the advantages that the mutually independent reversing connecting bodies are adopted between the input terminals and the output terminals for realizing the communication and the disconnection between the input terminals and the output terminals, the contact area between the reversing connecting bodies and the input terminals or the output terminals is increased, the contact resistance is reduced, the current bearing capability of the reversing switch is improved, meanwhile, because contacts are increased, during the electrification work, the contact reliability can be ensured, and the influence of impact and vibration on the switch performance is effectively resisted.
Description
Technical field
The utility model relates to electrical system switching technique field, especially, relates to a kind of reversing switch.
Background technology
At present, the forward and backward mechanism that the reversing switch on the market adopts is divided into two large types substantially:
The first kind, electrical type forward and backward mechanism: connect realization motor (motor) forward and backward function by electronic circuit;
Equations of The Second Kind, mechanical forward and backward: connect realization motor (motor) forward and backward function by mechanical structure;
The former is because with high costs, and application is few; The latter is because lower, the easy realization of cost is widely used.
Wherein, the mechanism of mechanical forward and backward comprises again the contacts side surfaces type: with respect to the working position of forward and backward coupling components, the corresponding working position of input 1, input 2 and output 1, output 2 is all in its side.There is following problem in such forward and backward mechanism: every loop (example: input 1 (2), the forward and backward coupling components, output 1 (2) consists of loop of forward and backward) all be communicated with by an independent forward and backward coupling components, namely the connection contact point in loop, every road all is single.As everyone knows, there is contact resistance in the point of attachment in every loop, and in the situation identical at material, that contact equates, the size of contact resistance depends on the size of contact area.Contact resistance is larger, and the internal resistance in loop (loop internal resistance=material internal resistance+contact resistance) is just larger, and in the energising situation, internal resistance is larger, and caloric value is just higher.In addition, under the energising operating state, switch unavoidably need to bear certain shock and vibration, and single connection contact point makes the contact site produce the phenomenon of loose contact easily, thereby heating is serious, affects the switch performance.
The utility model content
The utility model purpose is to provide a kind of reversing switch,, easily heating large with the commutation loop internal resistance that solves the reversing switch that has the contacts side surfaces type now, and shock resistance and the poor technical problem of shock resistance.
For achieving the above object, the utility model provides a kind of reversing switch, comprise Switch main body and be arranged on paired setting on the Switch main body and separate input terminal and lead-out terminal, every centering comprises an input terminal and a lead-out terminal, it is characterized in that, input terminal is communicated with a lead-out terminal by a plurality of separate commutation connectors or disconnects, and a plurality of separate commutation connectors arrange with being synchronized with the movement.
Further, input terminal comprises first input end and the second input terminal; Lead-out terminal comprises the first lead-out terminal and the second lead-out terminal, and first input end, the first lead-out terminal, the second input terminal and the second lead-out terminal circumferentially arrange in turn along Switch main body; The commutation connector comprises first group of commutation connector and second group of commutation connector, first input end selectively links to each other with the first lead-out terminal by first group of commutation connector or links to each other with the second lead-out terminal by second group of commutation connector, and the second input terminal selectively links to each other with the first lead-out terminal by first group of commutation connector or links to each other with the second lead-out terminal by second group of commutation connector.
Further, first group of commutation connector comprises the first commutation connector and the second commutation connector that be arranged in parallel along the thickness direction of Switch main body, and second group of commutation connector comprises the 3rd commutation connector and the 4th commutation connector that be arranged in parallel along the thickness direction of Switch main body.
Further, be provided with the rotor mounting groove in the Switch main body, be provided with reversing rotor in the rotor mounting groove, the commutation connector is arranged on the sidewall of reversing rotor.
Further, be provided with the separate connector corresponding with the quantity of the connector that commutates and position on the sidewall of reversing rotor draw-in groove is installed, each commutation connector correspondingly is arranged on a connector and installs in the draw-in groove.
Further, the first side of reversing rotor is provided with the first separate connector that be arranged in parallel vertically draw-in groove and the second connector installation draw-in groove is installed, and the first commutation connector and second commutates, and connector is separately positioned on the first connector installation draw-in groove and the second connector is installed in the draw-in groove; The second side of reversing rotor is provided with the 3rd separate connector that be arranged in parallel vertically draw-in groove and the 4th connector installation draw-in groove is installed, and the 3rd commutation connector and the 4th commutates, and connector is separately positioned on the 3rd connector installation draw-in groove and the 4th connector is installed in the draw-in groove.
Further, input terminal and lead-out terminal are positioned at the outside of Switch main body, and input terminal and lead-out terminal link to each other with the commutation connector with the lead-out terminal connector by the input terminal connector that is positioned at Switch main body respectively, and input terminal connector and lead-out terminal connector are between the madial wall of the outer surface of reversing rotor and rotor mounting groove.
Further, the commutation connector is the commutation connector of U-shaped, and it is U-lag that connector is installed draw-in groove, and the curved bottom of the commutation connector of U-shaped links to each other with input terminal connector and/or lead-out terminal connector.
Further, the top of reversing rotor is provided with the reversing handle that rotates for the control reversing rotor.
The utlity model has following beneficial effect:
The reversing switch that the utility model provides comprises Switch main body and is arranged on paired setting on the Switch main body and separate input terminal and lead-out terminal, every centering comprises an input terminal and a lead-out terminal, wherein, input terminal is communicated with a lead-out terminal by a plurality of separate commutation connectors or disconnects, and a plurality of separate commutation connectors arrange with being synchronized with the movement.The reversing switch that the utility model provides is adopting a plurality of separate commutation connectors to realize that the connected sum between input terminal and the lead-out terminal disconnects between input terminal and the lead-out terminal, increased the contact area between commutation connector and input terminal or the lead-out terminal, reduce contact resistance, improved the ability of the loaded current of reversing switch; Simultaneously, because increase the contact, when energising work, can guarantee contact reliability, effectively resist shock and vibration to the impact of switch performance.
Except purpose described above, feature and advantage, the utility model also has other purpose, feature and advantage.The below is described in further detail the utility model with reference to figure.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the reversing switch of the utility model preferred embodiment internal structure schematic diagram when being in off-state;
Fig. 2 is the reversing switch of the utility model preferred embodiment internal structure schematic diagram when being in first direction and being communicated with;
Fig. 3 is the overall structure schematic diagram of the reversing switch of the utility model preferred embodiment;
Fig. 4 is the reversing rotor of the utility model preferred embodiment and the assembly structure schematic diagram of commutation connector; And
Fig. 5 is the structural representation of two groups of commutation connectors of the utility model preferred embodiment.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Such as Fig. 1, Fig. 2 and shown in Figure 3, the utility model provides a kind of reversing switch, comprise Switch main body 60 and be arranged on paired setting on the Switch main body 60 and separate input terminal and lead-out terminal, every centering comprises an input terminal and a lead-out terminal, input terminal is communicated with a lead-out terminal by a plurality of separate commutation connectors or disconnects, and a plurality of separate commutation connectors arrange with being synchronized with the movement.The reversing switch that the utility model provides is adopting a plurality of separate commutation connectors to realize that the connected sum between input terminal and the lead-out terminal disconnects between input terminal and the lead-out terminal, increased the contact area between commutation connector and input terminal or the lead-out terminal, reduce contact resistance, improved the ability of the loaded current of reversing switch; Simultaneously, because increase the contact, when energising work, can guarantee contact reliability, effectively resist shock and vibration to the impact of switch performance.
Input terminal comprises first input end the 11 and second input terminal 31; Lead-out terminal comprises the first lead-out terminal 21 and the second lead-out terminal 41, and first input end 11, the first lead-out terminal 21, the second input terminal 31 and the second lead-out terminal 41 circumferentially arrange in turn along Switch main body 60; The commutation connector comprises first group of commutation connector and second group of commutation connector, first input end 11 selectively links to each other with the first lead-out terminal 21 by first group of commutation connector or links to each other with the second lead-out terminal 41 by second group of commutation connector, and the second input terminal 31 selectively links to each other with the first lead-out terminal 21 by first group of commutation connector or links to each other with the second lead-out terminal 41 by second group of commutation connector.
As a kind of concrete execution mode, first group of commutation connector can comprise that the first commutation connector 51 and 53, the second groups of commutations of the second commutation connector connector that be arranged in parallel along the thickness direction of Switch main body 60 can comprise the 3rd commutation connector 52 and the 4th commutation connector 54 that be arranged in parallel along the thickness direction of Switch main body 60.Disconnected mutually between each commutation connector.In fact, the quantity of the commutation connector in every group of commutation connector is not limited to two, also can be according to actual conditions, increase the quantity of commutation connector, but be subject to the restriction of the volume of Switch main body 60, increase along with the quantity of commutation connector in every group, the width that the thickness direction along Switch main body 60 of each commutation connector extends will correspondingly reduce, although the width of independent commutation connector has diminished, contact area between two ends and input terminal connector or the lead-out terminal connector of every group of commutation connector and contact the contact and still increased still can improve the stability of reversing switch on the whole.Certainly, if the volume of Switch main body 60 allows, the width of each commutation connector also not necessarily will reduce, and this also will depend on the restriction of concrete size.
Specifically, input terminal and lead-out terminal are positioned at the outside of Switch main body 60, and input terminal links to each other with the commutation connector with the lead-out terminal connector by the input terminal connector that is positioned at Switch main body 60 respectively with lead-out terminal.
As shown in Figure 4 and Figure 5, for the function that realizes commutating, be provided with the rotor mounting groove in the Switch main body 60, be provided with reversing rotor 70 in the rotor mounting groove, the commutation connector is arranged on the sidewall of reversing rotor 70, and input terminal connector and lead-out terminal connector are between the madial wall of the outer surface of reversing rotor 70 and rotor mounting groove.Be provided with the separate connector corresponding with the quantity of the connector that commutates and position on the sidewall of reversing rotor 70 draw-in groove is installed, each commutation connector correspondingly is arranged on a connector and installs in the draw-in groove.
Correspondingly, the first side of reversing rotor 70 is provided with the first separate connector that be arranged in parallel vertically draw-in groove and the second connector installation draw-in groove is installed, and the first commutation connector 51 and second commutates, and connector 53 is separately positioned on the first connector installation draw-in groove and the second connector is installed in the draw-in groove; The second side of reversing rotor 70 is provided with the 3rd separate connector that be arranged in parallel vertically draw-in groove and the 4th connector installation draw-in groove is installed, and the 3rd commutation connector 52 and the 4th commutates, and connector 54 is separately positioned on the 3rd connector installation draw-in groove and the 4th connector is installed in the draw-in groove.
The commutation connector is the commutation connector of U-shaped, and it is U-lag that connector is installed draw-in groove, and the bottom of the commutation connector of U-shaped links to each other with input terminal connector and/or described lead-out terminal connector.
The top of reversing rotor 70 is provided with the reversing handle 71 that rotates for control reversing rotor 70.
When the reversing switch that the utility model provides was in off-state, every group of commutation connector all can not connect an input terminal and lead-out terminal simultaneously, namely can not form a connected loop.For example, as shown in Figure 1, first group of commutation connector only links to each other with the first lead-out terminal connector 20, and second group of commutation connector only links to each other with the second lead-out terminal connector 40.When the needs reversing switch is in running order, as shown in Figure 2, can reversing switch be communicated with in first direction by rotation reversing rotor 70: to be communicated with by first connector 51 and second connector 53 that commutates that commutates between first input end 11 and the first lead-out terminal 21; Be communicated with by the 3rd commutation connector 52 and the 4th commutation connector 54 between the second input terminal 31 and the second lead-out terminal 41; When needing to realize that commutation connects, can rotate reversing rotor 70 makes reversing switch be communicated with in second direction again: be communicated with by the 3rd commutation connector 52 and the 4th commutation connector 54 between first input end 11 and the second lead-out terminal 41, be communicated with by first connector 51 and second connector 53 that commutates that commutates between the second input terminal 31 and the first lead-out terminal 21.
In fact, large, the shock resistance of little, the internal resistance of contact area and the poor technical scheme of shock resistance between the commutation connector of the solution reversing switch that the utility model provides and input terminal or the lead-out terminal, not only go for above-mentionedly being arranged on the situation of the side of Switch main body 60 at the connector that will commutate, be applicable to too the commutation connector is arranged on the situation of an end of Switch main body 60.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (9)
1. reversing switch, comprise Switch main body (60) and be arranged on paired setting on the described Switch main body (60) and separate input terminal and lead-out terminal, every centering comprises a described input terminal and a described lead-out terminal, it is characterized in that, described input terminal is communicated with a described lead-out terminal by a plurality of separate commutation connectors or disconnects, and a plurality of separate described commutation connectors arrange with being synchronized with the movement.
2. reversing switch according to claim 1 is characterized in that,
Described input terminal comprises first input end (11) and the second input terminal (31);
Described lead-out terminal comprises the first lead-out terminal (21) and the second lead-out terminal (41), described first input end (11), described the first lead-out terminal (21), described the second input terminal (31) and described the second lead-out terminal (41) circumferentially arranging in turn along described Switch main body (60);
Described commutation connector comprises first group of commutation connector and second group of commutation connector, described first input end (11) selectively links to each other with described the first lead-out terminal (21) by described first group of commutation connector or links to each other with described the second lead-out terminal (41) by described second group of commutation connector, and described the second input terminal (31) selectively links to each other with described the first lead-out terminal (21) by described first group of commutation connector or links to each other with described the second lead-out terminal (41) by described second group of commutation connector.
3. reversing switch according to claim 2, it is characterized in that, described first group of commutation connector comprises the first commutation connector (51) and the second commutation connector (53) that be arranged in parallel along the thickness direction of described Switch main body (60), and described second group of commutation connector comprises the 3rd commutation connector (52) and the 4th commutation connector (54) that be arranged in parallel along the thickness side of described Switch main body (60).
4. reversing switch according to claim 3, it is characterized in that, described Switch main body is provided with the rotor mounting groove in (60), is provided with reversing rotor (70) in the described rotor mounting groove, and described commutation connector is arranged on the sidewall of described reversing rotor (70).
5. reversing switch according to claim 4, it is characterized in that, be provided with the separate connector corresponding with the quantity of described commutation connector and position on the sidewall of described reversing rotor (70) draw-in groove is installed, each described commutation connector correspondingly is arranged on a described connector and installs in the draw-in groove.
6. reversing switch according to claim 4 is characterized in that,
The first side of described reversing rotor (70) is provided with the first separate connector that be arranged in parallel vertically draw-in groove and the second connector installation draw-in groove is installed, and described the first commutation connector (51) and described second commutates, and connector (53) is separately positioned on described the first connector installation draw-in groove and described the second connector is installed in the draw-in groove;
The second side of described reversing rotor (70) is provided with the 3rd separate connector that be arranged in parallel vertically draw-in groove and the 4th connector installation draw-in groove is installed, and described the 3rd commutation connector (52) and the described the 4th commutates, and connector (54) is separately positioned on described the 3rd connector installation draw-in groove and described the 4th connector is installed in the draw-in groove.
7. reversing switch according to claim 5, it is characterized in that, described input terminal and described lead-out terminal are positioned at the outside of described Switch main body (60), and described input terminal links to each other with described commutation connector with the lead-out terminal connector by the input terminal connector that is positioned at described Switch main body (60) respectively with described lead-out terminal, and described input terminal connector and described lead-out terminal connector are positioned between the madial wall of the outer surface of described reversing rotor (70) and described rotor mounting groove.
8. reversing switch according to claim 5, it is characterized in that, the commutation connector that described commutation connector is U-shaped, it is U-lag that described connector is installed draw-in groove, the curved bottom of the commutation connector of described U-shaped links to each other with described input terminal connector and/or described lead-out terminal connector.
9. reversing switch according to claim 4 is characterized in that, the top of described reversing rotor (70) is provided with the reversing handle (71) that rotates be used to controlling described reversing rotor (70).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220244556 CN202662473U (en) | 2012-05-28 | 2012-05-28 | Reversing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220244556 CN202662473U (en) | 2012-05-28 | 2012-05-28 | Reversing switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202662473U true CN202662473U (en) | 2013-01-09 |
Family
ID=47457360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220244556 Expired - Lifetime CN202662473U (en) | 2012-05-28 | 2012-05-28 | Reversing switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202662473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013177836A1 (en) * | 2012-05-28 | 2013-12-05 | 上海拜骋电器有限公司 | Reversing switch |
-
2012
- 2012-05-28 CN CN 201220244556 patent/CN202662473U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013177836A1 (en) * | 2012-05-28 | 2013-12-05 | 上海拜骋电器有限公司 | Reversing switch |
| CN103456523A (en) * | 2012-05-28 | 2013-12-18 | 上海拜骋电器有限公司 | Reversing switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |