Quick switching electromagnetic dual-power switch

Abstract

The utility model relates to a quick-switching electromagnetic dual-power switch, which comprises a bottom plate, a main push closing mechanism and an auxiliary closing mechanism, wherein the main push closing mechanism and the auxiliary closing mechanism are arranged on the bottom plate; the main push closing mechanism and the auxiliary closing mechanism are oppositely arranged; the auxiliary closing mechanism comprises a one-way auxiliary closing part and a two-way auxiliary closing part, the one-way auxiliary closing part is connected with the main push closing mechanism through a one-way transmission main shaft, and the two-way auxiliary closing part is connected with the main push closing mechanism through a two-way transmission main shaft; the first-path auxiliary closing part and the second-path auxiliary closing part are the same in structure and each comprise an auxiliary closing electromagnet assembly, an auxiliary closing push rod, a gear and a rack. According to the electromagnetic dual-power switch, the first-path auxiliary switching-on part and the second-path auxiliary switching-on part respectively realize an overturning auxiliary effect on the first-path transmission main shaft or the second-path transmission main shaft, so that the switching efficiency of the electromagnetic dual-power switch is improved, long-time full-load operation of the main push switching-on mechanism is avoided, and the service life of the electromagnetic dual-power switch is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to a double power switch especially to a quick switching electromagnetic double power switch. BACKGROUND

[0002] The double power switch is a kind of electrical equipment for switching between two power sources, and its main function is to ensure that when the main power fails or is unavailable, it can be automatically or manually switched to standby power to maintain the continuous power supply of load.The switching time of the existing ordinary double power switch is about 3 seconds, and the switching time of the electromagnetic double power switch meeting the national standard is 80 milliseconds, so in hospitals, power plants or mines, the electromagnetic double power switch meets the requirement of quick switching power source better.Currently, the electromagnetic double power switch is large and has many contacts, and if only the main push closing mechanism is used for switching, the main push closing mechanism needs to operate under full load, and the long-term full-load operation of the main push closing mechanism greatly affects the overall life of the electromagnetic double power switch. SUMMARY

[0003] The utility model aims at at least one of the technical problems in the related art to some extent.For this purpose, the utility model provides a quick switching electromagnetic double power switch.

[0004] The utility model discloses a technical scheme for solving its technical problems: a quick switching electromagnetic double power switch, including bottom plate, main push closing mechanism, auxiliary closing mechanism being arranged on the bottom plate;The main push closing mechanism and auxiliary closing mechanism are oppositely arranged;

[0005] The auxiliary closing mechanism includes one-way auxiliary closing part and two-way auxiliary closing part, and the one-way auxiliary closing part is connected with the main push closing mechanism through one-way transmission main shaft, and the two-way auxiliary closing part is connected with the main push closing mechanism through two-way transmission main shaft;The one-way transmission main shaft and two-way transmission main shaft are arranged side by side, and a plurality of groups of moving contact groups are arranged on the one-way transmission main shaft and two-way transmission main shaft, a plurality of groups of static contact groups are arranged on the bottom plate, and the moving contact groups and the static contact groups are matched and arranged correspondingly;

[0006] The one-way auxiliary closing part and two-way auxiliary closing part are the same structure, and each include auxiliary closing electromagnet assembly, auxiliary closing push rod, gear and rack;The auxiliary closing electromagnet assembly is connected with one end of auxiliary closing push rod, the other end of auxiliary closing push rod is connected with rack, and the top end of rack is engaged with gear;The one-way transmission main shaft is connected with the gear of one-way auxiliary closing part, and the two-way transmission main shaft is connected with the gear of two-way auxiliary closing part.

[0007] In a preferred embodiment of the utility model, the rack is arranged in the sliding groove on the bottom plate, and the rack moves back and forth along the sliding groove.

[0008] In a preferred embodiment of the utility model, the main push closing mechanism includes main drive mechanism, lifting frame and support frame, the main drive mechanism is located support frame one side, one transmission main shaft and two transmission main shaft all rotationally arranged on support frame other side,

[0009] One transmission main shaft is equipped with one switch slot, two transmission main shaft is equipped with two switch slot, one switch slot and two switch slot are the inclined groove of symmetric setting,

[0010] Support frame is equipped with one mobile rod limit groove and two mobile rod limit groove, one mobile rod limit groove bottom and two mobile rod limit groove bottom intercommunication form temporary storage groove, one mobile rod limit groove and one switch slot match corresponding setting, two mobile rod limit groove and two switch slot match corresponding setting,

[0011] Main drive mechanism connects lifting frame, lifting frame top is equipped with mobile rod, mobile rod passes through temporary storage groove, one switch slot and two switch slot in proper order.

[0012] In a preferred embodiment of the utility model, one mobile rod limit groove and two mobile rod limit groove form V-shaped structure between them.

[0013] In a preferred embodiment of the utility model, the main drive mechanism includes main drive electromagnet assembly, main drive electromagnet assembly connects main push rod one end, main push rod other end rotationally connects turnover frame, turnover frame rotationally connects connecting rod, connecting rod rotationally connects lifting frame.

[0014] In a preferred embodiment of the utility model, the turnover frame includes turnover vertical board, turnover horizontal board and turnover rod, turnover horizontal board is rotationally connected main push rod through turnover vertical board, turnover vertical board bottom is set on turnover rod, turnover horizontal board rotationally connects connecting rod.

[0015] In a preferred embodiment of the utility model, the main push closing mechanism further includes reversing selection paddle, reversing selection paddle rotationally sets up on support frame, reversing selection paddle is located one mobile rod limit groove and two mobile rod limit groove upper portion.

[0016] The utility model discloses the beneficial effects are: through one auxiliary closing part and two auxiliary closing part realize one transmission main shaft or two transmission main shaft turnover auxiliary action respectively, be favorable to improve the switching efficiency of electromagnetic double power switch, and avoid main push closing mechanism long time full load operation, prolong the service life of electromagnetic double power switch. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structure schematic of the utility model Figure One ;

[0018] Figure 2 is a structure schematic of the utility model Figure Two ;

[0019] Figure 3 is a structure schematic of the utility model Figure Three ;

[0020] Figure 4 is Figure 3 enlarged structure schematic at A in the utility model;

[0021] Figure 5 is a support frame structure schematic;

[0022] Figure 6 is a structure schematic of the utility model

[0023] Figure 7 is a structure schematic of the utility model Figure One ;

[0024] Figure 8 is a structure schematic of the utility model Figure Two ;

[0025] In the drawing: bottom plate 1;Slide groove 101;Main push closing mechanism 2;Main drive mechanism 201;Main drive electromagnet assembly 2011;Main push rod 2012;Turnover frame 2013;Turnover vertical plate 2013a;Turnover horizontal plate 2013b;Turnover lever 2013c;Connecting rod 2014;Lifting frame 202;Support frame 203;One-way switch-on and switch-off switch 204;One-way switch slot 205;Two-way switch-on and switch-off switch 206;Two-way switch slot 207;One-way moving rod limiting slot 208;Two-way moving rod limiting slot 209;Temporary storage groove 210;Moving rod 211;Reversing selection switch 212;Auxiliary closing mechanism 3;One-way auxiliary closing part 3a;Two-way auxiliary closing part 3b;Auxiliary closing electromagnet assembly 301;Auxiliary closing push rod 302;Gear 303;Rack 304;One-way transmission main shaft 4;Two-way transmission main shaft 5;Moving contact group 6;Static contact group 7. DETAILED DESCRIPTION

[0026] The embodiments of the utility model are described in detail below, examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the utility model, and cannot be understood as limiting the utility model.

[0027] In the description of the utility model, it is necessary to understand that the orientation or positional relation indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are the orientation or positional relation based on the orientation or positional relation shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.Therefore, the features limited by "first" and "second" can explicitly or implicitly include one or more of the features.In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise explicitly specified.

[0028] As Figures 1 to 8 Indicated a kind of quick switching electromagnetic double power switch, including bottom plate 1, main push closing mechanism 2, auxiliary closing mechanism 3 arranged on bottom plate 1;The main push closing mechanism 2 and auxiliary closing mechanism 3 are oppositely arranged;

[0029] The auxiliary closing mechanism 3 includes one-way auxiliary closing part 3a and two-way auxiliary closing part 3b, one-way auxiliary closing part 3a is connected between the main push closing mechanism 2 by one-way transmission main shaft 4, two-way auxiliary closing part 3b is connected between the main push closing mechanism 2 by two-way transmission main shaft 5;One-way transmission main shaft 4 and two-way transmission main shaft 5 are arranged side by side, and one-way transmission main shaft 4 and two-way transmission main shaft 5 are all equipped with multiple sets of moving contact group 6, the bottom plate 1 is equipped with multiple sets of static contact group 7, the moving contact group 6 and the static contact group 7 are matched and correspondingly arranged;

[0030] One-way auxiliary closing part 3a and two-way auxiliary closing part 3b are the same structure, and all include auxiliary closing electromagnet assembly 301, auxiliary closing push rod 302, gear 303 and rack 304;Auxiliary closing electromagnet assembly 301 is connected with one end of auxiliary closing push rod 302, the other end of auxiliary closing push rod 302 is connected with rack 304, and the top end of rack 304 is engaged with gear 303;One-way transmission main shaft 4 is connected with the gear 303 of one-way auxiliary closing part 3a, and two-way transmission main shaft 5 is connected with the gear 303 of two-way auxiliary closing part 3b.

[0031] The utility model discloses a main push closing mechanism 2 is started first in use, make the main push closing mechanism 2 drive one transmission main shaft 4 rotation, and then drive the multiple sets of dynamic contact group 6 on one transmission main shaft 4 and the multiple sets of static contact group 7 on the bottom plate contact, realize the connection of one circuit or the main push closing mechanism 2 drive two transmission main shaft 5 rotation, and then drive the multiple sets of dynamic contact group 6 on two transmission main shaft 5 and the multiple sets of static contact group 7 on the bottom plate contact, realize the connection of two circuits, in the application, because one transmission main shaft 4 connects one auxiliary closing part 3a, two transmission main shaft 5 connects two auxiliary closing part 3b, namely in one transmission main shaft 4 or two transmission main shaft 5 rotation process, through one auxiliary closing part 3a auxiliary one transmission main shaft 4 rotation, through two auxiliary closing part 3b auxiliary two transmission main shaft 5 rotation, because one auxiliary closing part 3a and two auxiliary closing part 3b structure are same, in the application, take one auxiliary closing part 3a auxiliary one transmission main shaft 4 rotation and realize closing as an example, specifically, auxiliary closing electromagnet assembly 301 is electrified, and pushes forward auxiliary closing push rod 302, because auxiliary closing push rod 302 connects rack 304, then auxiliary closing push rod 302 drives rack 304 to move forward, and because the top end of rack 304 is engaged with gear 303, one transmission main shaft 4 is connected with the gear 303 of one auxiliary closing part 3a, in the process that rack 304 moves forward, gear 303 then moves backward relative to rack 304, and then gear 303 drives one transmission main shaft 4 to turn over backward, finally realizes the multiple sets of dynamic contact group 6 on one transmission main shaft 4 contact with the multiple sets of static contact group 7 on the bottom plate 1 after turning over, realizes closing action, similarly, the rotation action of two transmission main shaft 5 is same with one transmission main shaft 4, in the application, through one auxiliary closing part 3a and two auxiliary closing part 3b realize the auxiliary action of one transmission main shaft 4 or two transmission main shaft 5 turning over respectively, is favorable for improving the switching efficiency of electromagnetic double power switch, and avoids main push closing mechanism long time full load operation, prolongs the service life of electromagnetic double power switch.

[0032] As a preferred implementation, the rack 304 in the application is arranged in the sliding groove 101 on the bottom plate 1, and the rack 304 moves back and forth along the sliding groove 101. The provision of the sliding groove 101 provides a special groove for the movement of the rack 304, which is conducive to limiting the movement of the rack 304 and improving the stability of the movement of the rack 304.

[0033] As a preferred implementation, the main push closing mechanism 2 includes a main drive mechanism 201, a lifting frame 202, and a support frame 203. The main drive mechanism 201 is located on one side of the support frame 203, and the one-way transmission main shaft 4 and the two-way transmission main shaft 5 are both rotatably arranged on the other side of the support frame 203.

[0034] The one-way transmission main shaft 4 is provided with one-way on-off switch piece 204, the one-way on-off switch piece 204 is provided with one-way switch slot 205, the two-way transmission main shaft 5 is provided with two-way on-off switch piece 206, the two-way on-off switch piece 206 is provided with two-way switch slot 207;The one-way switch slot 205 and two-way switch slot 207 are symmetrically arranged inclined slots;

[0035] The support frame 203 is provided with one-way mobile rod limiting groove 208 and two-way mobile rod limiting groove 209, the bottom of one-way mobile rod limiting groove 208 and the bottom of two-way mobile rod limiting groove 209 are communicated to form temporary storage groove 210;The one-way mobile rod limiting groove 208 is matched and arranged corresponding to the one-way switch slot 205, and the two-way mobile rod limiting groove 209 is matched and arranged corresponding to the two-way switch slot 207;

[0036] The main drive mechanism 201 is connected with lifting frame 202, the top of lifting frame 202 is provided with mobile rod 211, the mobile rod 211 passes through temporary storage groove 210, one-way switch slot 205 and two-way switch slot 207 in turn.

[0037] When the main push-on switch mechanism 2 needs to be closed, first start the main drive mechanism 201, then the main drive mechanism 201 drives the lifting frame 202 to move upward, the lifting frame 202 drives the mobile rod 211 to move upward, because the mobile rod 211 passes through the temporary storage groove 210, the one-way switch slot 205 and the two-way switch slot 207 in turn, the one-way mobile rod limiting groove 208 is matched and arranged corresponding to the one-way switch slot 205, and the two-way mobile rod limiting groove 209 is matched and arranged corresponding to the two-way switch slot 207, so the mobile rod 211 moves upward along the one-way mobile rod limiting groove 208 and the one-way switch slot 205 or the mobile rod 211 moves upward along the two-way mobile rod limiting groove 209 and the two-way switch slot 207, because the one-way on-off switch piece 204 is provided with one-way switch slot 205, and the two-way on-off switch piece 206 is provided with two-way switch slot 207, the one-way transmission main shaft 4 and the two-way transmission main shaft 5 are both rotationally arranged on the support frame 203, in the process that the mobile rod 211 moves upward along the one-way mobile rod limiting groove 208 and the one-way switch slot 205, the one-way on-off switch piece 204 is turned over, and then the one-way transmission main shaft 4 is turned over, finally the multiple groups of moving contact groups 6 on the one-way transmission main shaft 4 are contacted with the multiple groups of static contact groups 7 provided on the bottom plate 1 after being turned over, and the closing action is realized;Similarly, in the process that the mobile rod 211 moves upward along the two-way mobile rod limiting groove 209 and the two-way switch slot 207, the two-way on-off switch piece 206 is turned over, and then the multiple groups of moving contact groups 6 on the two-way transmission main shaft 5 are contacted with the multiple groups of static contact groups 7 provided on the bottom plate 1 after being turned over, and the closing action is realized.

[0038] As a preferred embodiment, the one-way mobile rod limiting groove 208 and the two-way mobile rod limiting groove 209 in the application form a V-shaped structure, which facilitates the upward movement of the mobile rod 211 in the initial state in the temporary storage groove 210 along the one-way mobile rod limiting groove 208 or the two-way mobile rod limiting groove 209.

[0039] As a preferred embodiment, the main driving mechanism 201 in the application includes a main driving electromagnet assembly 2011 connected to one end of a main push rod 2012, the other end of the main push rod 2012 is rotationally connected to a turnover frame 2013, the turnover frame 2013 is rotationally connected to a connecting rod 2014, and the connecting rod 2014 is rotationally connected to a lifting frame 202.

[0040] Specifically, the turnover frame 2013 includes a turnover vertical plate 2013a, a turnover horizontal plate 2013b, and a turnover rod 2013c, the turnover horizontal plate 2013b is rotationally connected to the main push rod 2012 through the turnover vertical plate 2013a, the bottom end of the turnover vertical plate 2013a is arranged on the turnover rod 2013c, and the turnover horizontal plate 2013b is rotationally connected to the connecting rod 2014.

[0041] When the main driving mechanism 201 needs to be started, the main driving electromagnet assembly 2011 is powered, then the main driving electromagnet assembly 2011 drives the main push rod 2012 to move forward, the main push rod 2012 drives the turnover vertical plate 2013a and the turnover rod 2013c to rotate during the forward movement, and then the turnover horizontal plate 2013b connected to the turnover vertical plate 2013a moves upward, finally the turnover horizontal plate 2013b drives the connecting rod 2014 and the lifting frame 203 to move upward, and the lifting frame 203 drives the mobile rod 211 to move upward along the one-way mobile rod limiting groove 208 and the one-way switch groove 205 or the mobile rod 211 to move upward along the two-way mobile rod limiting groove 209 and the two-way switch groove 207.

[0042] As a preferred embodiment, the main closing mechanism 2 further comprises a reversing selection tab 212, which is rotatably arranged on the support frame 203 and located on the upper part of the one-way moving rod limiting groove 208 and the two-way moving rod limiting groove 209. The reversing rotation tab 212 can be driven to rotate by the tab electromagnet and the reversing push rod. Specifically, the reversing rotation tab 212 is connected to the reversing push rod, and the reversing push rod is connected to the tab electromagnet. When the closing operation is needed, the one-way transmission main shaft 4 or the two-way transmission main shaft 5 needs to be selected to overturn to drive the moving contact group 6 and the static contact group 7 to contact, so as to realize closing. When the one-way transmission main shaft 4 is selected to perform the closing action, the tab electromagnet is powered, and then the tab electromagnet drives the reversing push rod to move forward, and then pushes the reversing selection tab 212 to rotate and cover the two-way moving rod limiting groove 209, so that the moving rod 211 can only move along the one-way moving rod limiting groove 208 which is not covered by the reversing selection tab 212, thereby realizing the closing action of the one-way transmission main shaft 4.

[0043] In the description of the present specification, the description of the terms "one embodiment", "certain embodiments", "illustrative embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0044] In summary, although the present application has been disclosed as above with preferred embodiments, the above preferred embodiments are not intended to limit the present application, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application. Therefore, the protection scope of the present application is subject to the scope defined by the claims.

Claims

1. A fast-switching electromagnetic dual power supply switch, characterized in that, It includes a base plate (1), a main closing mechanism (2) and an auxiliary closing mechanism (3) mounted on the base plate (1); the main closing mechanism (2) and the auxiliary closing mechanism (3) are arranged opposite to each other; The auxiliary closing mechanism (3) includes one auxiliary closing section (3a) and two auxiliary closing sections (3b). The one auxiliary closing section (3a) is connected to the main closing mechanism (2) via a transmission main shaft (4), and the two auxiliary closing sections (3b) are connected to the main closing mechanism (2) via two transmission main shafts (5). The one transmission main shaft (4) and the two transmission main shafts (5) are arranged in parallel, and both the one transmission main shaft (4) and the two transmission main shafts (5) are provided with multiple sets of moving contact groups (6). The base plate (1) is provided with multiple sets of stationary contact groups (7). The moving contact groups (6) and the stationary contact groups (7) are matched and correspondingly arranged. The one-way auxiliary closing section (3a) and the two-way auxiliary closing section (3b) have the same structure, both including an auxiliary closing electromagnet assembly (301), an auxiliary closing push rod (302), a gear (303) and a rack (304); the auxiliary closing electromagnet assembly (301) is connected to one end of the auxiliary closing push rod (302), and the other end of the auxiliary closing push rod (302) is connected to the rack (304), and the top of the rack (304) is meshed with the gear (303); the one-way drive main shaft (4) is connected to the gear (303) of the one-way auxiliary closing section (3a), and the two-way drive main shaft (5) is connected to the gear (303) of the two-way auxiliary closing section (3b).

2. The fast-switching electromagnetic dual power switch according to claim 1, characterized in that, The rack (304) is disposed in the groove (101) on the base plate (1), and the rack (304) moves back and forth along the groove (101).

3. The fast-switching electromagnetic dual power switch according to claim 1, characterized in that, The main drive closing mechanism (2) includes a main drive mechanism (201), a lifting frame (202), and a support frame (203); the main drive mechanism (201) is located on one side of the support frame (203), and the first drive shaft (4) and the second drive shaft (5) are rotatably mounted on the other side of the support frame (203); The first drive shaft (4) is provided with a circuit breaker lever (204), and the circuit breaker lever (204) is provided with a switch slot (205). The second drive shaft (5) is provided with two circuit breaker levers (206), and the two circuit breaker levers (206) are provided with two switch slots (207). The circuit breaker slot (205) and the circuit breaker slot (207) are symmetrically arranged inclined slots. The support frame (203) is provided with a first moving rod limiting groove (208) and a second moving rod limiting groove (209). The bottom end of the first moving rod limiting groove (208) and the bottom end of the second moving rod limiting groove (209) are connected to form a temporary storage groove (210). The first moving rod limiting groove (208) is matched and correspondingly set with a first switch groove (205), and the second moving rod limiting groove (209) is matched and correspondingly set with the second switch groove (207). The main drive mechanism (201) is connected to the lifting frame (202). The top of the lifting frame (202) is provided with a moving rod (211). The moving rod (211) passes through the temporary storage slot (210), the first switch slot (205) and the second switch slot (207) in sequence.

4. The fast-switching electromagnetic dual power switch according to claim 3, characterized in that, A V-shaped structure is formed between the first moving rod limiting groove (208) and the second moving rod limiting groove (209).

5. The fast-switching electromagnetic dual power switch according to claim 3, characterized in that, The main drive mechanism (201) includes a main drive electromagnet assembly (2011), which is connected to one end of a main push rod (2012). The other end of the main push rod (2012) is rotatably connected to a tilting frame (2013). The tilting frame (2013) is rotatably connected to a connecting rod (2014), which is rotatably connected to a lifting frame (202).

6. The fast-switching electromagnetic dual power switch according to claim 5, characterized in that, The flipping frame (2013) includes a flipping vertical plate (2013a), a flipping horizontal plate (2013b), and a flipping rod (2013c). The flipping horizontal plate (2013b) is rotatably connected to the main push rod (2012) through the flipping vertical plate (2013a). The bottom end of the flipping vertical plate (2013a) is set on the flipping rod (2013c). The flipping horizontal plate (2013b) is rotatably connected to the connecting rod (2014).

7. The fast-switching electromagnetic dual power switch according to claim 3, characterized in that, The main push closing mechanism (2) also includes a reversing selection lever (212), which is rotatably mounted on the support frame (203). The reversing selection lever (212) is located on the upper part of the first moving rod limiting groove (208) and the second moving rod limiting groove (209).

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