CN205319480U - power converter - Google Patents

Abstract

The utility model relates to a power converter, include: the top end of the main body upper cover is provided with a socket hole; a main body lower cover provided with a bottom plate; the bottom plate is provided with an accommodating groove, a first jack, a second jack, a third jack, a fourth jack, a first movable block arranged in a Z-shaped structure, a second movable block arranged in a T-shaped structure and a third movable block arranged in an L-shaped structure; the first movable block, the second movable block and the third movable block are sequentially accommodated in the accommodating groove; a first pin assembly; a second pin assembly; a third pin assembly; and a fourth pin assembly. Above-mentioned power converter, when first participate in, the second participate in, the third participate in and the fourth participate in one insert the jack that corresponds, promote first movable block, second movable block and third movable block to plug up other jacks, lead to other to participate in and can't insert its jack that corresponds, avoid a plurality of plugs to insert the jack simultaneously, realize participating in the alternative use, improve the power consumption security.

Description

power converter

technical field

The utility model relates to the technical field of power conversion, in particular to a multi-pin power converter.

Background technique

Due to the different specifications of plugs and sockets in different countries, they cannot be used universally. If you need to insert the plug into a socket that does not match the specifications, you need to use a power converter. The power converter is a conversion tool. When in use, the power converter is inserted into the target socket, and then the target plug is inserted into the matching socket hole on the power converter to realize the conversion. The emergence of power converters has improved the convenience of people's going out, especially when traveling across the country, without worrying about the trouble caused by the mismatch between the plugs of the electronic devices they carry and the local power sockets.

In order to improve the versatility of the converter, some power converters are provided with pins of various specifications. When in use, it is only necessary to push out the required pins and insert them into the target sockets. In traditional power converters, there is no safety protection structure for these pins. For example, when the user pushes out one of the pins, the adjacent pins may also be pushed out due to improper operation, resulting in the failure of the power converter. Target sockets may even put users at risk of electric shock, and the safety of using electricity is low.

Utility model content

Based on this, a power converter for improving electricity safety is provided.

A power converter, comprising:

The main body upper cover, the top of the main body upper cover is provided with a socket hole;

The lower cover of the main body is connected to the upper cover of the main body; the lower cover of the main body is provided with a bottom plate; the bottom plate is provided with a storage slot, a first jack, a second jack, a third jack, a fourth jack, and a Z-shaped structure setting The first movable block of the T-shaped structure, the second movable block of the T-shaped structure and the third movable block of the L-shaped structure; The holes are all located at the bottom of the storage tank, and the fourth socket is located at the other end of the bottom plate and communicates with the other end of the storage tank; the storage tank is provided with a first notch that communicates with the first socket and a second notch that communicates with the fourth socket ; The first movable block, the second movable block and the third movable block are sequentially accommodated in the storage tank, and the first movable block is located at one end of the storage tank connected to the first jack, and the second movable block is located at the second jack and the third Between the sockets, the third movable block is located at the end of the receiving groove connected to the fourth socket;

The first pin assembly, the first pin assembly is accommodated between the upper cover of the main body and the lower cover of the main body and is provided with a first pin matching the first socket;

The second pin assembly, the second pin assembly is accommodated between the upper cover of the main body and the lower cover of the main body and is provided with a second pin matching the second socket;

The third pin assembly, the third pin assembly is accommodated between the main body upper cover and the main body lower cover and is provided with a third pin matching the third jack; and

The fourth pin assembly, the fourth pin assembly is accommodated between the upper cover of the main body and the lower cover of the main body and is provided with a fourth pin matching the fourth socket.

The above-mentioned power converter is provided with a receiving slot, a first movable block, a second movable block and a third movable block on the base plate, when one of the first pin, the second pin, the third pin and the fourth pin is inserted into the corresponding When plugging in the jack, push the first movable block, the second movable block and the third movable block to block other jacks, causing other pins to be unable to be inserted into their corresponding jacks, and avoiding multiple plugs being inserted into the jacks at the same time , realize the use of one of the pins, and improve the safety of electricity use.

In one of the embodiments, an inner side wall of the upper cover of the main body is provided with a first guide post perpendicular to the bottom plate, and the lower cover of the main body is provided with a second guide post, a third guide post and a fourth guide post vertically connected to the bottom plate in sequence; The first guide post is slidably connected to the first pin assembly, the second guide post is passed through the second pin assembly, the third guide post is passed through the third pin assembly, and the fourth guide post is passed through the fourth pin assembly. The guide posts are used to guide and limit the active trajectory of the pins.

In one of the embodiments, the first pin assembly includes a casing, a first body, a second body and a first spring, the first body is worn on the casing, the first body is provided with a first pin, and the casing is provided with a matching spring. The slider of the first guide column, the second main body is slidably connected to the first main body through the first spring, and the second main body is provided with a protrusion; the second pin assembly includes a third main body, a fourth main body and a second spring. The third main body is provided with a second pin, the fourth main body is slidably connected to the third main body through a second spring, and the third main body is provided with a first convex hole matching the second guide post; the third pin assembly includes a fifth main body , the sixth main body and the third spring, the fifth main body is provided with a third pin, the sixth main body is slidably connected to the fifth main body through the third spring, and the fifth main body is provided with a second convex shape matching the third guide post hole; the fourth pin assembly includes a seventh main body, an eighth main body and a fourth spring, the seventh main body is provided with a fourth pin, the eighth main body is slidably connected to the seventh main body through the fourth spring, and the seventh main body is provided with Match the third convex hole of the fourth guide post; the inner side wall of the upper cover of the main body is provided with a first convex line, and the two ends of the first convex line are respectively provided with a first bayonet and a second bayonet; the second guide post is provided with There is a second convex strip, and the end of the second convex strip close to the bottom plate is provided with a third bayonet; the third guide post is provided with a third convex strip, and the end of the third convex strip close to the bottom plate is provided with a fourth bayonet socket; The column is provided with a fourth protruding strip, and the end of the fourth protruding strip close to the bottom plate is provided with a fifth bayonet socket. Realize the positioning of the starting position and the ending position of the pin.

In one of the embodiments, the lower cover of the main body is provided with a positioning piece vertically connected to the bottom plate, and the end of the positioning piece connected to the bottom plate is provided with a sixth bayonet, and the eighth main body is provided with an extension, and the extension is provided with a matching sixth bayonet of the bulge. Aids in the positioning of the start and end positions of the third prong.

In one of the embodiments, the lower cover of the main body is provided with a side plate vertically connected to the bottom plate, and the side plate is sequentially provided with a first guide slot matching the first pin assembly, a second guide slot matching the second pin assembly, and a third guide slot matching the third pin assembly. The third guide groove of the pin assembly and the fourth guide groove matching the fourth pin assembly. The guide groove is used to cooperate with the guide post to guide and limit the movable track of the pin.

In one of the embodiments, the two sides of the first guide groove, the second guide groove, the third guide groove and the fourth guide groove are respectively provided with lugs, and the end of the lug away from the base plate is provided with a hanging platform, and the lugs are connected to the base plate There is a notch at one end.

In one of the embodiments, the ends of the first movable block, the second movable block and the third movable block are respectively provided with inclined surfaces. The inclined surface is convenient for pushing the movable block away more smoothly when the prong touches the movable block.

Description of drawings

FIG. 1 is a schematic diagram of a power converter according to an embodiment of the present invention;

FIG. 2 is an exploded view of the power converter shown in FIG. 1;

FIG. 3 is a schematic diagram 1 of the limit function of the power converter shown in FIG. 1;

Fig. 4 is a schematic diagram 2 of the limit function of the power converter shown in Fig. 1;

FIG. 5 is the third schematic diagram of the limit function of the power converter shown in FIG. 1;

FIG. 6 is a schematic diagram 4 of the limit function of the power converter shown in FIG. 1;

Fig. 7 is a combined schematic diagram of a part of the upper cover of the main body shown in Fig. 2 and the lower cover of the main body;

Fig. 8 is a combined schematic diagram of the first pin assembly, the second pin assembly, the third pin assembly and the fourth pin assembly shown in Fig. 2;

Fig. 9 is a working principle diagram 1 of the first pin assembly shown in Fig. 2;

Fig. 10 is the working principle diagram 2 of the first pin assembly shown in Fig. 2;

Fig. 11 is the working principle diagram 1 of the second pin assembly shown in Fig. 2;

Fig. 12 is the working principle diagram 2 of the second pin assembly shown in Fig. 2;

Fig. 13 is the working principle diagram 1 of the third pin assembly shown in Fig. 2;

Fig. 14 is the working principle diagram 2 of the third pin assembly shown in Fig. 2;

Fig. 15 is a working principle diagram 1 of the fourth pin assembly shown in Fig. 2;

Fig. 16 is the working principle diagram 2 of the fifth pin assembly shown in Fig. 2;

The meanings of the labels of the main components in the figure are:

10-power converter;

20-main body upper cover, 21-socket hole, 22-first guide post, 23-first convex line, 24-first bayonet socket, 25-second bayonet socket;

30-main body lower cover, 31-bottom plate, 311-accommodating slot, 312-first jack, 313-second jack, 314-third jack, 315-fourth jack, 316-first movable block, 317-Second movable block, 318-Third movable block, 319-First notch, 3110-Second notch, 32-Second guide post, 321-Second protrusion, 322-Third bayonet, 33-No. Three guide pillars, 331-the third convex strip, 332-the fourth bayonet socket, 34-the fourth guide pillar, 341-the fourth convex strip, 342-the fifth bayonet socket, 35-side plate, 351-the first guide groove , 352-the second guide groove, 353-the third guide groove, 354-the fourth guide groove, 355-protruding piece, 356-hanging table, 357-the third gap, 36-positioning piece, 361-the sixth bayonet;

40-first pin assembly, 41-first pin, 42-first body, 43-second body, 44-first spring, 45-slider, 46-bump, 47-coat;

50-the second pin assembly, 51-the second pin, 52-the third body, 53-the fourth body, 54-the second spring, 55-the first convex hole;

60-the third pin assembly, 61-the third pin, 62-the fifth body, 63-the sixth body, 64-the third spring, 65-the second convex hole;

70-fourth pin assembly, 71-fourth pin, 72-seventh body, 73-eighth body, 74-fourth spring, 75-third convex hole, 76-extension, 77-protrusion.

detailed description

In order to be able to further understand the features, technical means and achieved specific objectives and functions of the utility model, and to analyze the advantages and spirit of the utility model, a further understanding of the utility model can be obtained through the following detailed description of the utility model in conjunction with the accompanying drawings and specific embodiments .

As shown in FIG. 1 , FIG. 2 , FIG. 7 and FIG. 8 , it is a power converter 10 according to an embodiment of the present invention.

A power converter 10, comprising:

The main body upper cover 20 is provided with a socket hole 21 at the top of the main body upper cover 20 . A first guiding post 22 and a first protruding bar 23 parallel to each other are provided on an inner side wall of the main body upper cover 20 , and first bayonet openings 24 and second bayonet openings 25 are respectively provided at two ends of the first protruding strips 23 .

The main body lower cover 30 is connected with the main body upper cover 20 . The lower body cover 30 is provided with a bottom plate 31 , and the bottom plate 31 is perpendicular to the first guide post 22 . The base plate 31 is provided with a receiving groove 311, a first jack 312, a second jack 313, a third jack 314, a fourth jack 315, a first movable block 316 set in a Z-shaped structure, and a first movable block 316 set in a T-shaped structure. Two movable blocks 317 and a third movable block 318 arranged in an L-shaped structure. The first insertion hole 312 is located at one end of the base plate 31 and communicates with one end of the receiving groove 311, the second insertion hole 313 and the third insertion hole 314 are located at the bottom of the receiving groove 311, and the fourth insertion hole 315 is located at the other end of the base plate 31 and It communicates with the other end of the storage tank 311 . The receiving groove 311 is provided with a first notch 319 communicating with the first insertion hole 312 and a second notch 3110 communicating with the fourth insertion hole 315 . The first movable block 316, the second movable block 317 and the third movable block 318 are sequentially accommodated in the receiving groove 311, and the first movable block 316 is located at one end of the receiving groove 311 connected to the first socket 312, and the second movable block 317 is located at Between the second insertion hole 313 and the third insertion hole 314 , the third movable block 318 is located at an end of the receiving groove 311 connected to the fourth insertion hole 315 . The ends of the first movable block 316 , the second movable block 317 and the third movable block 318 are respectively provided with inclined surfaces. A second guide post 32 , a third guide post 33 , and a fourth guide post 34 vertically connected to the bottom plate 31 are sequentially provided on the lower body cover 30 . The second guide post 32 is provided with a second protrusion 321 , and an end of the second protrusion 321 close to the bottom plate 31 is provided with a third bayonet 322 . The third guide post 33 is provided with a third protruding bar 331 , and an end of the third protruding bar 331 close to the bottom plate 31 is provided with a fourth bayonet opening 332 . The fourth guide post 34 is provided with a fourth protrusion 341 , and an end of the fourth protrusion 341 close to the bottom plate 31 is provided with a fifth bayonet 342 . The main body lower cover 30 is provided with a side plate 35 vertically connected to the bottom plate 31, and the side plate 35 is sequentially provided with a first guide groove 351 matching the first pin assembly 40, a second guide groove 352 matching the second pin assembly 50, and a second guide groove matching the second pin assembly 50. The third guide slot 353 of the three-pin assembly 60 matches the fourth guide slot 354 of the fourth pin assembly 70 . The two sides of the first guide groove 351, the second guide groove 352, the third guide groove 353 and the fourth guide groove 354 are respectively provided with protruding pieces 355, and the end of the protruding piece 355 away from the base plate 31 is provided with a hanging platform 356, and the protruding pieces 355 A third notch 357 is defined at one end of the connecting bottom plate 31 . The lower cover 30 of the main body is provided with a positioning piece 36 vertically connected to the bottom plate 31 , and one end of the positioning piece 36 connected to the bottom plate 31 is provided with a sixth bayonet opening 361 .

The first pin assembly 40 , the first pin assembly 40 is accommodated between the main body upper cover 20 and the main body lower cover 30 and has a first pin 41 matching with the first insertion hole 312 . The first guide post 22 is slidably connected to the first pin assembly 40 . The first pin assembly 40 includes a casing 47 , a first body 42 , a second body 43 and a first spring 44 , and the first body 42 is worn on the casing 47 . The first main body 42 is provided with a first pin 41 , the outer casing 47 is provided with a slider 45 matching the first guide post 22 , the second main body 43 is slidably connected to the first main body 42 through a first spring 44 , and the second main body 43 A bump 46 is provided on it.

The second pin assembly 50 , the second pin assembly 50 is accommodated between the upper body cover 20 and the lower body cover 30 and has a second pin 51 matching the second insertion hole 313 . The second guide post 32 is passed through the second pin assembly 50 . The second pin assembly 50 includes a third body 52 , a fourth body 53 and a second spring 54 , the third body 52 is provided with a second pin 51 , and the fourth body 53 is slidably connected to the third body 52 through the second spring 54 , the third body 52 is provided with a first convex hole 55 matching the second guide post 32 .

The third pin assembly 60 . The third pin assembly 60 is accommodated between the upper body cover 20 and the lower body cover 30 and has a third pin 61 matching the third socket 314 . The third guide post 33 is passed through the third pin assembly 60 . The third pin assembly 60 includes a fifth body 62 , a sixth body 63 and a third spring 64 , the fifth body 62 is provided with a third pin 61 , and the sixth body 63 is slidably connected to the fifth body 62 through the third spring 64 , the fifth body 62 is provided with a second convex hole 65 matching the third guide post 33 .

The fourth pin assembly 70 . The fourth pin assembly 70 is accommodated between the upper body cover 20 and the lower body cover 30 and has a fourth pin 71 matching the fourth socket 315 . The fourth guide post 34 passes through the fourth pin assembly 70 . The fourth pin assembly 70 includes a seventh body 72 , an eighth body 73 and a fourth spring 74 , the seventh body 72 is provided with a fourth pin 71 , and the eighth body 73 is slidably connected to the seventh body 72 through the fourth spring 74 , the seventh body 72 is provided with a third convex hole 75 matching the fourth guide post 34 . The eighth main body 73 is provided with an extension portion 76 , and the extension portion 76 is provided with a protrusion 77 matching the sixth bayonet socket 361 .

The working principle of its pin limit function is:

As shown in FIG. 1 , when the first pin 41 is inserted into the first socket 312 , the first body 42 completely pushes the first movable block 316 into the receiving groove 311 , and the first movable block 316 and the second movable block 317 Abut against each other with the third movable block 318, at this moment, the first movable block 316 blocks a part of the second jack 313, the second movable block 317 blocks a part of the third jack 314, and the third movable block 318 A part of the fourth socket 315 is blocked, so that the second pin 51 , the third pin 61 and the fourth pin 71 cannot be inserted into the corresponding sockets.

As shown in Figure 3, when the second pin 51 is inserted into the second jack 313, the second pin 51 pushes the first movable block 316 toward the first jack 312, and the second movable block 317 and the third movable block 318 Push toward the fourth jack 315, the second movable block 317 and the third movable block 318 abut against each other, at this moment, the first movable block 316 blocks a part of the first jack 312, and the second movable block 317 blocks Part of the third hole 314 and the third movable block 318 block a part of the fourth hole 315 , so that the first pin 41 , the third pin 61 and the fourth pin 71 cannot be inserted into the corresponding holes.

As shown in Figure 4, when the third pin 61 was inserted into the third jack 314, the third pin 61 pushed the second movable block 317 and the first movable block 316 towards the first jack 312, and the third movable block 318 is pushed toward the fourth jack 315, and the first movable block 316 and the second movable block 317 abut against each other. At this time, the first movable block 316 blocks a part of the first jack 312, and the second movable block 317 blocks Part of the second jack 313 is blocked, and the third movable block 318 blocks a part of the fourth jack 315, so that the first pin 41, the second pin 51 and the fourth pin 71 cannot be inserted into the corresponding jacks.

As shown in Figure 5, when the fourth pin 71 is inserted into the fourth jack 315, the fourth pin 71 will completely push the third movable block 318 into the receiving groove 311, the first movable block 316, the second movable block 317 Abut against each other with the third movable block 318, at this moment, the first movable block 316 blocks a part of the first jack 312, the second movable block 317 blocks a part of the second jack 313, and the third movable block 318 A part of the third socket 314 is blocked, so that the first pin 41 , the second pin 51 and the third pin 61 cannot be inserted into the corresponding socket.

The working principle of its pin positioning function is as follows:

As shown in Figures 9 and 10, for the first pin 41, when the first pin 41 is at the initial position, the protrusion 46 on the second body 43 is inserted into the first bayonet 24, so that the first pin 41 cannot move forward. The bottom plate moves in 31 directions. When an external force is applied to the second main body 43, the first spring 44 is compressed, the second main body 43 deviates relative to the first main body 42, and the protrusion 46 breaks away from the restriction of the first bayonet socket 24, and at the same time, the second main body 43 approaches the One end of the first guide groove 351 is separated from the hanging platform 356 . At this time, the first pin assembly 40 can move toward the bottom plate 31 until it reaches the second bayonet 25, the external force is removed, the first spring 44 recovers, and the protrusion 46 snaps into the second bayonet 25, and the first pin 41 is positioned at the end position.

As shown in Figures 11 and 12, for the second pin 51, when the second pin 51 is at the initial position, the fourth body 53 is supported by the second protruding strip 321, so that the second pin 51 cannot move toward the bottom plate 31. . When an external force is applied to the fourth main body 53, the second spring 54 is compressed, and the fourth main body 53 deviates relative to the third main body 52. One end of the second guiding slot 352 is separated from the hanging platform 356 . At this time, the second pin assembly 50 can move toward the bottom plate 31 until it reaches the third bayonet 322, the external force is removed, the second spring 54 recovers, the fourth body 53 snaps into the third bayonet 322, and the second The prongs 51 are positioned at the end position.

As shown in Figures 13 and 14, for the third pin 61, when the third pin 61 is at the initial position, the sixth body 63 is supported by the third protruding strip 331, so that the third pin 61 cannot move toward the bottom plate 31. . When an external force is applied to the sixth main body 63, the third spring 64 is compressed, and the sixth main body 63 deviates relative to the fifth main body 62. One end of the third guiding slot 353 is separated from the hanging platform 356 . At this time, the third pin assembly 60 can move toward the bottom plate 31 until it reaches the fourth bayonet 332, remove the external force, the third spring 64 recovers, the sixth main body 63 snaps into the fourth bayonet 332, and the third The prongs 61 are positioned at the end position.

As shown in Figures 15 and 16, for the fourth pin 71, when the fourth pin 71 is at the initial position, the eighth main body 73 is supported by the top of the third protrusion 331 and the positioning piece 36, so that the third pin 61 Can't move towards base plate 31 direction. When an external force is applied to the eighth main body 73, the third spring 64 is compressed, the sixth main body 63 deviates relative to the fifth main body 62, and the sixth main body 63 breaks away from the restriction of the third protrusion 331. At the same time, the extension part 76 The protrusion 77 disengages from the top of the positioning piece 36 , and the end of the eighth main body 73 close to the fourth guide groove 354 disengages from the hanging platform 356 . At this time, the third pin assembly 60 can move toward the bottom plate 31 until it reaches the fourth bayonet 332, the external force is removed, the third spring 64 recovers, the eighth body 73 snaps into the fifth bayonet 342, and its protrusion 77 is snapped into the sixth bayonet socket 361, and the fourth pin 71 is positioned at the end position.

The above-mentioned power converter 10 is provided with a receiving groove 311, a first movable block 316, a second movable block 317 and a third movable block 318 on the bottom plate 31, when the first pin 41, the second pin 51, the third pin 61 and the first pin When one of the four pins 71 is inserted into the corresponding jack, the first movable block 316, the second movable block 317 and the third movable block 318 are promoted, thereby blocking other jacks, causing other pins to be unable to be inserted into their corresponding jacks. The jack prevents multiple plugs from being inserted into the jack at the same time, realizes the use of one of the pins, and improves the safety of electricity use.

In addition, the guide posts are used to guide and limit the movable trajectory of the pins. The bayonet, raised strip and notch 357 realize the positioning of the initial position and the final position of the pin. The positioning piece 36 and the protrusion 77 are used to assist in the positioning of the starting position and the ending position of the third pin 61 . The guide groove is used to cooperate with the guide post to guide and limit the movable track of the pin. The inclined surface is convenient for pushing the movable block away more smoothly when the prong touches the movable block.

The technical features of the above embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, they should be It is considered to be within the range described in this specification.

The above examples only express several implementations of the utility model, and the description thereof is more specific and detailed, but it should not be understood as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (7)

1. a Power convert device, it is characterised in that, comprising:

Main body upper cover, the top of described main body upper cover is provided with socket aperture;

Covering under main body, under described main body, lid connects described main body upper cover; It is covered with base plate under described main body; Described base plate is provided with the 3rd movable block of collecting groove, the first jack, the 2nd jack, the 3rd jack, the 4th jack, the first movable block of zigzag configuration setting, the 2nd movable block of T-shaped vibrational power flow and L-shaped vibrational power flow; Described first jack is positioned at one end of described base plate and the one end with described collecting groove and is connected, described 2nd jack and described 3rd jack are all positioned at the bottom of described collecting groove, and described 4th jack is positioned at the other end of base plate and the other end with described collecting groove is connected; Described collecting groove is provided with the first breach being connected described first jack and the 2nd breach being connected described 4th jack; Described first movable block, the described 2nd movable block and the described 3rd movable block are contained in described collecting groove successively, and described first activity block is positioned at one end of described collecting groove described first jack of connection, described 2nd movable block is between described 2nd jack and described 3rd jack, and the described 3rd movable block is positioned at one end that described collecting groove connects described 4th jack;

First pin assembly, described first pin assembly is contained under described main body upper cover and described main body between lid and is provided with and the first pin that described first jack mates;

2nd pin assembly, described 2nd pin assembly is contained under described main body upper cover and described main body between lid and is provided with and the 2nd pin that described 2nd jack mates;

3rd pin assembly, described 3rd pin assembly is contained under described main body upper cover and described main body between lid and is provided with and the 3rd pin that described 3rd jack mates; And

4th pin assembly, described 4th pin assembly is contained under described main body upper cover and described main body between lid and is provided with and the 4th pin that described 4th jack mates.

2. Power convert device according to claim 1, it is characterized in that, in the one of described main body upper cover, sidewall is provided with the first guide pillar of vertical described base plate, covers the 2nd guide pillar, the 3rd guide pillar and the 4th guide pillar that are provided with the described base plate of vertical connection successively under described main body; Described first guide pillar is slidably connected described first pin assembly, and described 2nd guide pillar is located on described 2nd pin assembly, and described 3rd guide pillar is located on described 3rd pin assembly, and described 4th guide pillar is located on described 4th pin assembly.

3. Power convert device according to claim 2, it is characterized in that, described first pin assembly comprises overcoat, the first main body, the 2nd main body and the first spring, described first main body is arranged in described outer put, described first main body is provided with described first pin, putting, outside described, the slide block being provided with and mating described first guide pillar, described 2nd main body is slidably connected in described first main body by described first spring, and described 2nd main body is provided with projection; Described 2nd pin assembly comprises the 3rd main body, the 4th main body and the 2nd spring, described 3rd main body is provided with described 2nd pin, described 4th main body is slidably connected in described 3rd main body by described 2nd spring, and described 3rd main body is provided with the first male ports mating described 2nd guide pillar; Described 3rd pin assembly comprises the 5th main body, the 6th main body and the 3rd spring, described 5th main body is provided with described 3rd pin, described 6th main body is slidably connected in described 5th main body by described 3rd spring, and described 5th main body is provided with the 2nd male ports mating described 3rd guide pillar; Described 4th pin assembly comprises the 7th main body, the 8th main body and the 4th spring, described 7th main body is provided with described 4th pin, described 8th main body is slidably connected in described 7th main body by described 4th spring, and described 7th main body is provided with the 3rd male ports mating described 4th guide pillar; The interior sidewall of described main body upper cover is provided with the first convex bar, and the two ends of described first convex article are respectively equipped with the first bayonet socket and the 2nd bayonet socket; Described 2nd guide pillar is provided with the 2nd convex article, and described 2nd convex article of one end near described base plate is provided with the 3rd bayonet socket; Described 3rd guide pillar is provided with the 3rd convex article, and described 3rd convex article of one end near described base plate is provided with the 4th bayonet socket; Described 4th guide pillar is provided with the 4th convex article, and described 4th convex article of one end near described base plate is provided with the 5th bayonet socket.

4. Power convert device according to claim 3, it is characterized in that, the vertical location sheet connecting described base plate it is covered with under described main body, one end that described location sheet connects described base plate is provided with the 6th bayonet socket, described 8th main body is provided with extension portion, and described extension portion is provided with the projection mating described 6th bayonet socket.

5. Power convert device according to claim 1, it is characterized in that, the vertical side plate connecting described base plate it is covered with, the 2nd guide groove described side plate offers the first guide groove mating described first pin assembly successively, mating described 2nd pin assembly, the 3rd guide groove mating described 3rd pin assembly and mate the 4th guide groove of described 4th pin assembly under described main body.

6. Power convert device according to claim 5, it is characterized in that, the both sides of described first guide groove, described 2nd guide groove, described 3rd guide groove and described 4th guide groove are respectively equipped with lug, one end that described lug deviates from described base plate is provided with hanging platform, and one end that described lug connects described base plate is provided with breach.

7. Power convert device according to claim 1, it is characterised in that, the end of the described first movable block, the described 2nd movable block and the described 3rd movable block is respectively equipped with inclined-plane.