CN220627631U

CN220627631U - Dual-power transfer switch

Info

Publication number: CN220627631U
Application number: CN202322144501.4U
Authority: CN
Inventors: 袁乐芳
Original assignee: Zhejiang Weizu Electric Co ltd
Current assignee: Zhejiang Weizu Electric Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-03-19
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a dual-power transfer switch, which comprises a mounting seat and a driving device, wherein the top of the mounting seat is provided with the driving device, the top of the driving device is provided with a mounting plate, the top of the mounting plate is provided with a rotating shaft at the opposite position of the driving device, the rotating shaft penetrates through the mounting plate and is connected with the output end of the driving device, the top of the rotating shaft is fixedly connected with a fork plate, the bottom of the fork plate is fixedly connected with a fixed column, the top of the mounting plate is symmetrically provided with a fixed plate below the fork plate, the tops of the two fixed plates are respectively and fixedly provided with a first micro switch and a second micro switch, and the fixed column is movable on the first micro switch and the second micro switch. Through the setting of above structure to replace the active condition of traditional dual supply change-over switch, this structural design can realize better protection and use the safety in utilization equipment, especially equipment need use passive dual supply change-over switch, better solution the use of equipment, the practicality is good.

Description

Dual-power transfer switch

Technical Field

The utility model relates to the technical field of power transfer switches, in particular to a dual-power transfer switch.

Background

The double-power change-over switch is automatically connected to a standby power supply through the double-power change-over switch when the power consumption is suddenly cut off, so that the operation of the double-power change-over switch is not stopped and can still continue. The dual-power change-over switch is used for automatically switching on the standby power supply (the standby power supply can be supplied by the generator under small load) when the common power fails suddenly or fails, so that the equipment can still normally operate. The most common application is in places such as elevators, fire protection, monitoring, banks, etc.

At present, most of the existing CB-stage mini-type dual-power transfer switch state position nodes are active, the CB-stage mini-type dual-power transfer switch state position nodes all adopt an active design scheme, passive transfer switches are needed to be used on equipment such as an alternating current monitoring acquisition unit, if the active transfer switches are used, normal use of the equipment such as the alternating current monitoring acquisition unit can be affected, even damage is caused, and the practicality is not strong.

Disclosure of Invention

The utility model aims to provide a double-power change-over switch, which aims to solve the problems that most of the current CB-level mini-type double-power change-over switch state position nodes are active in the background art, the CB-level mini-type double-power change-over switch state position nodes adopt an active design scheme, passive change-over switches are needed to be used on equipment such as an alternating current monitoring acquisition unit and the like, if the active change-over switches can influence the normal use of the equipment such as the alternating current monitoring acquisition unit and the like, even damage is caused, and the practicality is not strong.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dual supply change-over switch, includes mount pad and drive arrangement, the mount pad top is provided with drive arrangement, the drive arrangement top is provided with the mounting panel, the top of mounting panel is located the relative department of drive arrangement and is provided with the pivot, just the pivot passes the mounting panel and is connected with the drive arrangement output, pivot top fixedly connected with fork plate, fork plate bottom fixedly connected with fixed column, the mounting panel top is located fork plate below symmetry and is provided with the fixed plate, and two fixed plate top is fixed mounting respectively has first micro-gap switch and second micro-gap switch, the fixed column activity is in first micro-gap switch and second micro-gap switch.

Preferably, the mounting seat top is located the drive arrangement directly behind and is provided with the circuit board, circuit board is close to drive arrangement one end fixed mounting and has welded plate, first welding position, second welding position, third welding position, fourth welding position, fifth welding position and sixth welding position have been seted up on the welded plate respectively, circuit board top one side fixedly connected with first pilot lamp and second pilot lamp, circuit board top opposite side fixedly connected with third pilot lamp and fourth pilot lamp.

Preferably, the second welding position and the third welding position are electrically connected with the first micro switch, the first indicator lamp and the second indicator lamp, and the fourth welding position and the fifth welding position are electrically connected with the second micro switch, the third indicator lamp and the fourth indicator lamp.

Preferably, the left side and the right side of the fork plate are both provided with connecting grooves, and the top of the fork plate is fixedly connected with a transmission shaft.

Preferably, the mounting seat top is located the drive arrangement both sides and is provided with first circuit breaker and second circuit breaker respectively, first circuit breaker and second circuit breaker top are stirred the handle and are close to drive arrangement one end terminal surface and are provided with the connecting rod, just the connecting rod activity is in the spread groove.

Preferably, the mounting seat is sleeved with a shell, and the transmission shaft is sleeved with a ship-shaped switch.

Preferably, one end, far away from the driving device, of the circuit board is fixedly provided with a first wiring block at the relative position of the welding plate, and one end of the first wiring block penetrates through the shell to be connected with a second wiring block matched with the first wiring block.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

through the setting of above structure to replace the active condition of traditional dual supply change-over switch, the design of this structure can realize better protection and use the safety in utilization equipment, especially equipment need use passive dual supply change-over switch, better solution the use of equipment, the practicality is better.

Drawings

FIG. 1 is a schematic diagram of a front end perspective structure of a dual power switch according to the present utility model;

FIG. 2 is a schematic diagram of a rear end perspective structure of a dual power switch according to the present utility model;

FIG. 3 is a schematic diagram of the internal structure of a dual power transfer switch according to the present utility model;

FIG. 4 is a schematic diagram of a driving device of a dual power switch according to the present utility model;

FIG. 5 is a schematic diagram of a fork plate structure of a dual power transfer switch according to the present utility model;

FIG. 6 is a schematic diagram of a circuit board structure of a dual power switch according to the present utility model;

FIG. 7 is an enlarged schematic view of the structure of the position A of the dual power transfer switch according to the present utility model;

fig. 8 is a schematic circuit diagram of a first junction block of a dual power transfer switch according to the present utility model.

1. A mounting base; 2. a housing; 3. a boat type switch; 4. a first circuit breaker; 5. a second circuit breaker;

6. a driving device; 7. toggle the handle; 8. a connecting rod; 9. a fork plate; 10. a transmission shaft; 11. a circuit board;

12. welding plates; 13. a first junction block; 14. a second junction block;

61. a mounting plate; 62. a fixing plate; 63. a second microswitch; 64. a first microswitch;

91. fixing; 92. a rotating shaft; 93. a connecting groove; 111. a first indicator light; 112. a second indicator light;

113. a third indicator light; 114. a fourth indicator light; 121. a first welding site; 122. a second welding position;

123. a third welding position; 124. a fourth welding position; 125. a fifth welding position; 126. sixth welding position

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific direction, construct and operate in the specific direction, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Fig. 1-7 are schematic structural views of a dual-power switch according to a preferred embodiment of the present utility model, in this embodiment, a dual-power switch includes a mounting seat 1 and a driving device 6, a driving device 6 is disposed at the top of the mounting seat 1, and a mounting plate 61 is fixedly disposed at the top of the driving device 6 by means of screws to provide the mounting position, a rotating shaft 92 is disposed at the opposite position of the top of the mounting plate 61 to the driving device 6, and the rotating shaft 92 passes through the mounting plate 61 to be connected with the output end of the driving device 6, a fork plate 9 is fixedly connected at the top of the rotating shaft 92, and the rotation of the fork plate 9 is for controlling the opening and closing of a first circuit breaker 4 (dual-power one way) and a second circuit breaker 5 (dual-power two way), only one of which is in an opened state, through the rotation of the fork plate 9, and controlling the power supply, therefore, a fixing post 91 is fixedly connected at the bottom of the fork plate 9, and is disposed for contacting the first micro switch 64 and the second micro switch 63, a fixing plate 62 is symmetrically disposed at the top of the mounting plate 61, and a fixing post 62 is disposed under the fork plate 9, and the mounting plate 62 is symmetrically disposed under the mounting plate 9, and the two micro switch 63 is preferably disposed on the top of the two micro switch 64, and the two micro switch is better than the conventional micro switch is provided with a dual-switch, and the dual-power switch is better in safety device, and a safety device is realized by the two-power switch is realized by the fixing the two-power switch, and the switch is better in the safety device and the switch.

In this embodiment, a circuit board 11 is disposed right behind the driving device 6 at the top of the mounting seat 1, a welding plate 12 is fixedly mounted at one end of the circuit board 11 close to the driving device 6, a first welding position 121, a second welding position 122, a third welding position 123, a fourth welding position 124, a fifth welding position 125 and a sixth welding position 126 are respectively provided on the welding plate 12, a first indicator lamp 111 and a second indicator lamp 112 are fixedly connected to one side of the top of the circuit board 11, and a third indicator lamp 113 and a fourth indicator lamp 114 are fixedly connected to the other side of the top of the circuit board 11, so that a user can observe the use condition more intuitively.

In this embodiment, by electrically connecting the second welding position 122 and the third welding position 123 with the first micro switch 64, the first indicator lamp 111 and the second indicator lamp 112, touching the first micro switch 64 when the fork plate 9 is inclined to be high, low, and high, the first indicator lamp 111 and the second indicator lamp 112 are turned on, so that the first circuit breaker 4 is turned on, and the fourth welding position 124 and the fifth welding position 125 are electrically connected with the second micro switch 63, the third indicator lamp 113 and the fourth indicator lamp 114, touching the second micro switch 63 when the fork plate 9 is inclined to be high, low, the third indicator lamp 113 and the fourth indicator lamp 114 are turned on, the second circuit breaker 5 is turned on, and the first circuit breaker 4 is turned off, and if the fork plate 9 is in a parallel state, the first circuit breaker 4 and the second circuit breaker 5 are both turned off, so that no current is directly led to a matched device after being electrified, and thus becomes a passive state.

In this embodiment, the connecting grooves 93 are all opened on the left and right sides of the fork plate 9, so that the contact of the connecting rod 8 is facilitated, the opening and closing functions of the circuit breaker are better controlled, and the transmission shaft 10 is fixedly connected to the top of the fork plate 9, so that the ship-shaped switch 3 is better contacted.

In this embodiment, the top of the mounting base 1 is located at two sides of the driving device 6 and is respectively provided with a first circuit breaker 4 and a second circuit breaker 5, the top of the first circuit breaker 4 and the top of the second circuit breaker 5 are shifted to the end face of the handle 7 near one end of the driving device 6 and are provided with a connecting rod 8, which is used for controlling the opening and closing functions of the two circuit breakers, and the connecting rod 8 is movable in the connecting groove 93.

In the embodiment, the housing 2 is sleeved on the mounting seat 1, and the boat-shaped switch 3 is sleeved on the transmission shaft 10, so that an operator can directly control the boat-shaped switch conveniently.

In this embodiment, a first connection block 13 is fixedly installed at a position, opposite to the welding plate 12, of one end, far away from the driving device 6, of the circuit board 11, and one end of the first connection block 13 is connected with a second connection block 14 matched with the first connection block 13 through the housing 2, and the second connection block 14 is arranged so as to be convenient for better plugging with an adapting device, as shown in fig. 8, a first connection block circuit schematic diagram of the dual-power transfer switch of the utility model is that a first welding position 121, a second welding position 122, a third welding position 123, a fourth welding position 124, a fifth welding position 125 and a sixth welding position 126 which are arranged on the welding plate 12 correspond to terminal positions 301, 302, 303, 304, 305 and 306 on the first connection block 13 respectively, wherein 301 and 306 are fire-fighting terminals, 304 is a double-split 0 terminal, 302 is a common terminal, 303 is a normally-open contact, 305 is a two-way normally-open contact, 302 and 305 is switched to be on after the dual power is switched to the power, 302 and is not switched on; the two power supplies 302 and 305 will be switched on and the two power supplies 302 and 303 will not be switched off. Additional description is 302: is a public end, and a live wire is input from a dual-power load test, and 303 refers to a zero wire which is input from a dual-power load side of one path (a main circuit); 305 refers to inputting a zero line from the dual power supply two-way (standby circuit) load side. The wiring method of the dual-power state indicator lamp is as follows: the three lines are connected, after the dual power supply is switched to the main circuit, the main circuit (one path of dual power supply) state indicating lamp can be lightened, and after the dual power supply is switched to the standby circuit (two paths of dual power supply), the standby circuit indicating lamp can be lightened.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a dual power change-over switch, includes mount pad (1) and drive arrangement (6), its characterized in that: the utility model discloses a motor vehicle is characterized by comprising a mounting seat (1), a motor vehicle is characterized in that the top of the mounting seat (1) is provided with a driving device (6), the top of the driving device (6) is provided with a mounting plate (61), the top of the mounting plate (61) is provided with a rotating shaft (92) at the opposite position of the driving device (6), the rotating shaft (92) penetrates through the mounting plate (61) to be connected with the output end of the driving device (6), the top of the rotating shaft (92) is fixedly connected with a fork plate (9), the bottom of the fork plate (9) is fixedly connected with a fixed column (91), the top of the mounting plate (61) is symmetrically provided with a fixed plate (62) below the fork plate (9), and the tops of the two fixed plates (62) are respectively fixedly provided with a first micro switch (64) and a second micro switch (63), and the fixed column (91) moves between the first micro switch (64) and the second micro switch (63).

2. A dual power transfer switch as claimed in claim 1 wherein: the utility model discloses a circuit board, including mount pad (1), circuit board (11), drive arrangement (6) one end, circuit board (11) are close to drive arrangement (6) one end fixed mounting has welded board (12), first welding position (121), second welding position (122), third welding position (123), fourth welding position (124), fifth welding position (125) and sixth welding position (126) have been seted up respectively on welded board (12), first pilot lamp (111) and second pilot lamp (112) of circuit board (11) top one side fixedly connected with, circuit board (11) top opposite side fixedly connected with third pilot lamp (113) and fourth pilot lamp (114).

3. A dual power transfer switch as claimed in claim 2, wherein: the second welding position (122) and the third welding position (123) are electrically connected with the first micro switch (64), the first indicator lamp (111) and the second indicator lamp (112), and the fourth welding position (124) and the fifth welding position (125) are electrically connected with the second micro switch (63), the third indicator lamp (113) and the fourth indicator lamp (114).

4. A dual power transfer switch as claimed in claim 1 wherein: the left side and the right side of the fork plate (9) are both provided with connecting grooves (93), and the top of the fork plate (9) is fixedly connected with a transmission shaft (10).

5. A dual power transfer switch as claimed in claim 2, wherein: the mounting seat (1) top is located drive arrangement (6) both sides and is provided with first circuit breaker (4) and second circuit breaker (5) respectively, handle (7) are stirred at first circuit breaker (4) and second circuit breaker (5) top is close to drive arrangement (6) one end terminal surface and is provided with connecting rod (8), just connecting rod (8) activity is in spread groove (93).

6. The dual power transfer switch of claim 4, wherein: the mounting seat (1) is sleeved with the shell (2), and the transmission shaft (10) is sleeved with the ship-shaped switch (3).

7. A dual power transfer switch as claimed in claim 2, wherein: the circuit board (11) is kept away from drive arrangement (6) one end and is located the relative position fixed mounting of welded plate (12) and has first junction block (13), first junction block (13) one end is connected with second junction block (14) that adapt with it through shell (2).