CN215222772U - Mechanical interlocking device for electrical equipment - Google Patents

Abstract

The utility model provides a mechanical interlock for electrical equipment relates to electrical equipment technical field, which comprises an outer shell, shell top center department is provided with the spout, the bottom is provided with multiunit power in the shell, the multiunit power electric connection has coupling assembling, the coupling assembling top is connected with the connecting wire, shell inside wall fixedly connected with baffle, the connecting wire terminal surface runs through the baffle, and the connecting wire terminal surface has welded first contact ring and second contact ring in proper order. The utility model discloses it is provided with interlocking device to supporting first contact ring and the second contact ring of being provided with, during the use, through promoting the top ejector pad, drive the slide bar and slide along the fixing base, connect promptly and get into first contact ring or second contact ring, be connected with the power of bottom respectively, and then carry out the output task from the output interface that corresponds, make two powers can not put through simultaneously, avoid the emergence accident effectively, it is convenient to use, and factor of safety is high.

Description

Mechanical interlocking device for electrical equipment

Technical Field

The utility model relates to an electrical equipment technical field especially relates to a mechanical interlock for electrical equipment.

Background

In a power supply system, especially a low-voltage power distribution system (such as a factory, a school, or a hospital), a dual power supply (a main power supply and a backup power supply) is usually used to ensure the reliability of power required during production or daily work. However, the two power supplies of the dual power supply circuit cannot supply power simultaneously, otherwise, the circuit short circuit is caused, and serious safety accidents are caused, so that the safety of the circuit is ensured by adopting dual protection measures of electrical interlocking and mechanical interlocking for electrical equipment such as a circuit breaker, a contactor, an isolating switch and the like which are respectively arranged on the two power supply circuits, so as to ensure the reliability and the safety of the circuit.

Mechanical interlocking devices in the market generally adopt interlocking devices of levers or link mechanisms, a user usually needs to adjust the arm of force of the levers or the length of the links, and the length of the lock rod needs to be strictly debugged to ensure the reliability of the interlocking function. However, due to limited space, the force arm of the lever or the length of the connecting rod can only be adjusted by visual observation, and the accuracy cannot be guaranteed. In addition, the interlocking device has a plurality of parts and is complex to adjust on site, so that the reliability of mechanical interlocking is low.

In addition, the prior application is No. 202020188980.3, which is named as a mechanical interlocking device for electrical equipment, and includes a mounting frame, two power supplies are installed in the mounting frame, output ends of the two power supplies pass through the mounting frame, an inverted "U" -shaped fixing frame is installed at the upper end of the mounting frame, a joint is installed at a position of the fixing frame corresponding to the output end of the power supplies, and two contacts are connected in the fixing frame through an interlocking mechanism; the interlocking mechanism comprises a moving plate, two sliding rods, a channel and a pull rod, wherein the two contacts penetrate through the moving plate, the upper end and the lower end of one contact are respectively abutted against the output end of one power supply and a connector, the two sliding rods are symmetrically and fixedly connected to the two ends of the moving plate, one end, far away from the moving plate, of each sliding rod penetrates through the fixing frame and is in sliding connection with the fixing frame, and the channel is arranged at the upper end of the fixing frame. In the practical use process, the contact is contacted for many times to cause electric shock looseness, the applicable safety is low, and meanwhile, the use effect of the device is poor, so that a mechanical interlocking device for electrical equipment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving prior art and contact many times in the in-service use and cause the electric shock not hard up, and applicable security is low, and the device result of use is relatively poor simultaneously, for this reason we propose a mechanical interlock for electrical equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a mechanical interlock for electrical equipment, includes the shell, shell top center department is provided with the spout, the bottom is provided with multiunit power, multiunit in the shell power electric connection has coupling assembling, the coupling assembling top is connected with the connecting wire, shell inside wall fixedly connected with baffle, the connecting wire terminal surface runs through the baffle, and the connecting wire terminal surface has welded first contact ring and second contact ring in proper order, first contact ring and second contact ring all with baffle fixed connection, the baffle top is provided with interlocking device.

Preferably, the symmetrical side walls of the shell are uniformly provided with heat dissipation holes, and the positions, close to the heat dissipation holes, of the inner side wall of the shell are fixedly connected with filter screen plates in an embedded mode.

Preferably, the side wall of the shell is embedded with an input interface which is electrically connected with the plurality of groups of power supplies respectively.

Preferably, interlocking device includes two fixing bases, and two fixing bases all with baffle top fixed connection, two the fixing base runs through sliding connection and has the slide bar, two joints of slide bar lateral wall symmetry fixedly connected with, and two joints cooperate with first contact ring and second contact ring position respectively, it is provided with interlocking device to supporting first contact ring and the second contact ring of being provided with, during the use, through promoting the top ejector pad, drive the slide bar and slide along the fixing base, the joint gets into first contact ring or second contact ring promptly, be connected with the power of bottom respectively, and then carry out the output task from the output interface that corresponds, make two powers can not put through simultaneously, avoid the emergence accident effectively, it is convenient to use, factor of safety is high.

Preferably, a fixing plate is fixedly connected between the two connectors, the fixing plate is located at the position of the sliding groove, and a pushing block is fixedly connected to the top of the fixing plate.

Preferably, the symmetrical outer side walls of the shell are respectively and fixedly connected with output interfaces, and the two output interfaces are electrically connected with the interlocking mechanism.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model provides a mechanical interlocking device for electrical equipment, it is provided with interlocking device, and the supporting first contact ring and the second contact ring of being provided with, during the use, through promoting the top ejector pad, it slides along the fixing base to drive the slide bar, connect promptly and get into first contact ring or second contact ring, be connected with the power of bottom respectively, and then carry out the output task from the output interface that corresponds, make two powers can not put through simultaneously, avoid the occurence of failure effectively, it is convenient to use, factor of safety is high.

2. The utility model provides a mechanical interlock for electrical equipment, it is provided with the shell to be provided with the louvre in the shell position, be provided with the filter plate board in the inside wall of shell is embedded simultaneously, reach and dispel the heat and dirt-proof guard work to the device, be provided with input interface in the shell position, ensure the stability and the accuracy of input environment, the top spout set up the cooperation ejector pad, play good transmission effect, and then the effect that hoisting device used.

Drawings

Fig. 1 is a schematic perspective view of a mechanical interlock device for electrical equipment according to the present invention;

fig. 2 is a schematic structural diagram of a mechanical interlock power supply for an electrical device according to the present invention;

fig. 3 is a schematic structural view of a mechanical interlock device for electrical equipment according to the present invention;

fig. 4 is a schematic structural view of a mechanical interlock interlocking mechanism for an electrical device according to the present invention.

Illustration of the drawings: 1. a housing; 11. heat dissipation holes; 12. a filter screen plate; 13. an input interface; 14. an output interface; 15. a chute; 2. a power source; 21. a connecting assembly; 22. a connecting wire; 3. a partition plate; 31. a fixed seat; 32. a slide bar; 33. a joint; 34. a first contact ring; 35. a second contact ring; 36. a fixing plate; 37. and (7) pushing the block.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-4, the present invention provides a mechanical interlocking device for electrical equipment, comprising a housing 1, a sliding slot 15 is disposed at the center of the top of the housing 1, a plurality of power supplies 2 are disposed at the bottom of the housing 1, the power supplies 2 are electrically connected to a connecting assembly 21, a connecting wire 22 is connected to the top of the connecting assembly 21, a partition 3 is fixedly connected to the inner side wall of the housing 1, the end surface of the connecting wire 22 penetrates through the partition 3, a first contact ring 34 and a second contact ring 35 are sequentially welded to the end surface of the connecting wire 22, the first contact ring 34 and the second contact ring 35 are both fixedly connected to the partition 3, an interlocking mechanism is disposed at the top of the partition 3, the interlocking mechanism comprises two fixing seats 31, the two fixing seats 31 are both fixedly connected to the top of the partition 3, the two fixing seats 31 are slidably connected to a sliding rod 32, and two connectors 33 are symmetrically and fixedly connected to the side wall of the sliding rod 32, and two contacts 33 are positionally mated with a first contact ring 34 and a second contact ring 35, respectively.

Embodiment 1's concrete effect of implementing does, coupling assembling 21 is connected with power 2, and be provided with the socket, the socket is connected with connecting wire 22, be provided with interlocking device simultaneously, and the supporting first contact ring 34 and the second contact ring 35 of being provided with, during the use, through promoting top ejector pad 37, it slides along fixing base 31 to drive slide bar 32, the joint gets into first contact ring 34 or the second contact ring 35 promptly, be connected with the power of bottom respectively, and then carry out the output task from the output interface 14 that corresponds, make two powers can not put through simultaneously, avoid the accident effectively, its is convenient to use, and safety factor is high.

Embodiment 2, louvre 11 has evenly been seted up to 1 symmetry lateral wall of shell, 1 inside wall of shell is close to louvre 11 embedded fixedly connected with filter plate 12 in position, the embedded fixedly connected with input interface 13 of 1 lateral wall of shell, and input interface 13 respectively with multiunit power 2 electric connection, fixedly connected with fixed plate 36 between two joints 33, and fixed plate 36 is located spout 15 position, fixed plate 36 top fixedly connected with ejector pad 37, 1 symmetry lateral wall of shell is fixedly connected with output interface 14 respectively, and two output interface 14 and interlocking device electric connection.

The specific implementation effect of embodiment 2 is that it is provided with shell 1 to be provided with louvre 11 in shell 1 position, embedded filter plate 12 that is provided with in the inside wall of shell 1 simultaneously, reach and dispel the heat and dirt-proof guard work to the device, be provided with input interface 13 in shell 1 position, ensure the stability and the accuracy of input environment, top spout 15 sets up cooperation ejector pad 37, play good transmission effect, and then the effect that the hoisting device used.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (6)

1. A mechanical interlock device for electrical equipment, comprising a housing (1), characterized in that: shell (1) top center department is provided with spout (15), the bottom is provided with multiunit power (2), multiunit in shell (1) power (2) electric connection has coupling assembling (21), coupling assembling (21) top is connected with connecting wire (22), shell (1) inside wall fixedly connected with baffle (3), connecting wire (22) terminal surface runs through baffle (3), and connecting wire (22) terminal surface has welded first contact ring (34) and second contact ring (35) in proper order, first contact ring (34) and second contact ring (35) all with baffle (3) fixed connection, baffle (3) top is provided with interlocking device.

2. A mechanical interlock device for an electrical apparatus according to claim 1, wherein: the heat dissipation holes (11) are uniformly formed in the symmetrical side walls of the shell (1), and the filter screen plate (12) is fixedly connected in a position, close to the heat dissipation holes (11), of the inner side wall of the shell (1) in an embedded mode.

3. A mechanical interlock device for an electrical apparatus according to claim 1, wherein: the side wall of the shell (1) is embedded with an input interface (13) in a fixed mode, and the input interface (13) is electrically connected with the multiple groups of power supplies (2) respectively.

4. A mechanical interlock device for an electrical apparatus according to claim 1, wherein: interlocking device includes two fixing base (31), and two fixing base (31) all with baffle (3) top fixed connection, two fixing base (31) run through sliding connection has slide bar (32), slide bar (32) lateral wall symmetry fixedly connected with two joints (33), and two joints (33) cooperate with first contact ring (34) and second contact ring (35) position respectively.

5. A mechanical interlock device for an electrical apparatus according to claim 4, wherein: two fixedly connected with fixed plate (36) between joint (33), and fixed plate (36) are located spout (15) position, fixed plate (36) top fixedly connected with ejector pad (37).

6. A mechanical interlock device for an electrical apparatus according to claim 1, wherein: the symmetrical outer side walls of the shell (1) are respectively and fixedly connected with output interfaces (14), and the two output interfaces (14) are electrically connected with the interlocking mechanism.

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