CN213093486U

CN213093486U - Power line with plug not easy to fall off

Info

Publication number: CN213093486U
Application number: CN202022227964.3U
Authority: CN
Inventors: 张伟松
Original assignee: Shenzhen East Prospect Electronics Co ltd
Current assignee: Shenzhen East Prospect Electronics Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-04-30
Anticipated expiration: 2030-10-09

Abstract

The utility model relates to a power cord plug technical field, specifically speaking relates to a power cord that plug is difficult for droing, including the power cord, the power cord of telling includes power plug and circular telegram line, power plug includes plug body, three-phase metal joint, the plug body is installed three-phase metal joint, the mounting groove has been seted up to the side of plug body, install fixing device in the mounting groove, fixing device is including connecting the casing, aggregate unit, install in the connecting shell aggregate unit, aggregate unit is including pressing the body, gangbar, the joint body, the one end of gangbar is connected with press the body, the other end of gangbar is connected with the joint body. The utility model discloses an advantage of power cord can closely combine with supply socket, the not hard up condition of plug can not appear.

Description

Power line with plug not easy to fall off

Technical Field

The utility model relates to a power cord plug technical field, specifically speaking relates to a power cord that plug is difficult for droing.

Background

In modern society, no matter work or life, more and more electric appliances are needed for supporting, electric appliances such as electric cookers, electric kettles, electric cookers and computers become necessary for people, the electric appliances are not matched with a power line in use, and the existing power line is easy to fall off after being used for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power cord that plug is difficult for droing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a power cord with a plug not easy to fall off, which comprises a power cord, wherein the power cord comprises a power plug and an electrified wire, the power plug comprises a plug body and a three-phase metal plug, the plug body is provided with the three-phase metal plug, two side surfaces of the plug body are provided with mounting grooves, a fixing device is arranged in the mounting grooves, the fixing device comprises a connecting shell and a linkage device which are arranged in the mounting grooves, the side surfaces of the connecting shell are provided with pressing grooves, the bottom of the pressing grooves is provided with linkage grooves which run through the surface of the bottom of the pressing grooves, the linkage device is arranged in the linkage grooves, the linkage device comprises a pressing body, a joint body and a linkage rod arranged in the linkage grooves, one end of the linkage rod is connected with the pressing body, the other end of the linkage rod is connected with, the joint body includes the tetragonal body, the triangular prism that are connected with the gangbar, the triangular prism is located the terminal side of tetragonal body, the joint recess has been seted up to two metal joint's in the bottom of three-phase metal plug bottom, have in the joint recess the joint body, the gangbar is connected and is pressed body one end and has been cup jointed reset spring, reset spring's one end connect in press the bottom surface of indent, reset spring's the other end connect in press the bottom of the body.

As a further improvement of the technical scheme, two fixing round holes are formed in the side face of the plug body, threads are arranged inside the fixing round holes, the connecting shell is provided with two fixing bodies, the fixing bodies are provided with through holes penetrating through the surfaces of the fixing bodies, the through holes are matched with the fixing round holes in size, and fixing bolts are connected with the fixing round holes in an inner threaded mode.

As a further improvement of the technical solution, the bottom of the connecting casing is provided with a connecting portion, a sliding groove is provided inside the connecting portion, the sliding groove is of a concave structure, sliding bodies are arranged on two sides of the square body, the sliding bodies are of a convex structure, and the sliding bodies are slidably connected with the sliding groove.

As a further improvement of the technical solution, an auxiliary spring is connected to a side surface of the sliding body, and the other end of the auxiliary spring is connected to an inner side surface of the sliding groove.

As a further improvement of the technical scheme, a rubber insulating protective sleeve is arranged on the surface of the electrified wire.

As a further improvement of the technical scheme, the inner surface of the linkage groove is smooth, the surface of the linkage rod is smooth, and the surface of the three-phase metal plug is provided with a protective shell.

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

1. in the power line that this plug is difficult for droing, because adopted the design of the joint body, behind the plug inserted the socket, the joint body can block the shell of socket, and then has ensured the inseparable combination of plug and socket to make the plug be difficult for droing from the socket.

2. In the power line with the plug not easy to fall off, the surfaces of the linkage groove and the linkage rod are smooth, so that the friction force is reduced, and the linkage device is ensured not to be incapable of resetting due to the fact that the friction force is greater than the pulling force of the spring and the linkage device is further provided with the auxiliary spring besides the reset spring.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

fig. 2 is a schematic structural view of the plug body of embodiment 1;

FIG. 3 is a schematic view of the fixing structure of embodiment 1;

FIG. 4 is a schematic view of the construction of the connecting housing according to embodiment 1;

FIG. 5 is a schematic view of a chute structure according to embodiment 1;

FIG. 6 is a schematic view of a linkage structure according to embodiment 1;

FIG. 7 is a schematic view of the structure of the card body of embodiment 1;

fig. 8 is a schematic view of the mounting position of the return spring of embodiment 1;

FIG. 9 is a schematic sectional view of an energization wire in example 1;

fig. 10 is a schematic structural view of the protective case of embodiment 1.

The various reference numbers in the figures mean:

100. a power line; 110. a power plug; 120. electrifying the wire; 121. a rubber insulating protective sleeve; 130. a plug body; 131. fixing the round hole; 132. fixing the bolt; 140. a three-phase metal plug; 141. clamping the groove; 142. a protective shell; 150. mounting grooves; 160. a fixing device; 170. connecting the shell; 171. pressing the groove; 172. a linkage groove; 173. a fixed body; 174. perforating; 175. a connecting portion; 176. a sliding groove; 180. a linkage device; 181. a pressing body; 182. a clip body; 183. a linkage rod; 184. a tetragonal body; 185. a triangular prism; 186. a sliding body; 187. an auxiliary spring; 190. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Referring to fig. 1 to 10, the present embodiment provides a power cord with a plug not easy to fall off, including a power cord 100, the power cord 100 includes a power plug 110 and a power line 120, the power plug 110 includes a plug body 130 and a three-phase metal plug 140, the plug body 130 is provided with the three-phase metal plug 140, two side surfaces of the plug body 130 are provided with mounting grooves 150, a fixing device 160 is installed in the mounting groove 150, the fixing device 160 includes a connecting shell 170 and a linkage device 180 installed in the mounting groove 150, a pressing groove 171 is installed on a side surface of the connecting shell 170, a linkage groove 172 penetrating through a bottom surface of the pressing groove 171 is installed at a bottom of the pressing groove 171, the linkage device 180 is installed in the linkage groove 172, the linkage device 180 includes a pressing body 181, a clamping body 182, a linkage rod 183 installed in the linkage groove 172, one end of the linkage rod 183 is connected with the pressing body 181, the clamping body 182 comprises a square body 184 connected with a linkage rod 183 and a triangular prism 185, the triangular prism 185 is positioned on the side face of the tail end of the square body 184, clamping grooves 141 are formed in the bottom ends of two metal connectors at the bottom of the three-phase metal plug 140, the clamping grooves 141 are internally provided with the clamping body 182, one end of the pressing body 181 connected with the linkage rod 183 is sleeved with a return spring 190, one end of the return spring 190 is connected to the bottom face of the pressing groove 171, the other end of the return spring 190 is connected to the bottom of the pressing body 181, and the return spring 190 can improve the repulsive force to push the shifted linkage device 180 back to the original position.

Further, two fixing circular holes 131 are formed in the side face of the plug body 130, threads are arranged inside the fixing circular holes 131, the connecting shell 170 is provided with two fixing bodies 173, the fixing bodies 173 are provided with through holes 174 penetrating through the surfaces of the fixing bodies, the through holes 174 are matched with the fixing circular holes 131 in size, the fixing circular holes 131 are connected with fixing bolts 1 through threads, and the connecting shell 170 is fixed with the plug body 130 through bolts.

Further, the bottom of the connecting housing 170 is provided with a connecting portion 175, a sliding groove 176 is formed in the connecting portion 175, the sliding groove 176 is of a concave structure, sliding bodies 186 are arranged on two sides of the square 184, the sliding bodies 186 are of a convex structure, and the clamping bodies 182 and the connecting portion 175 are slidably connected through the sliding bodies 186 and the sliding groove 176, so that the direction and the distance in which the linkage device 180 can move are limited and specified.

Further, an auxiliary spring 187 is connected to a side surface of the sliding body 186, and the other end of the auxiliary spring 187 is connected to an inner side surface of the sliding groove 176, so that the auxiliary spring 187 is provided as an auxiliary force in order to prevent the linkage 180 from being unable to be returned due to an excessive frictional force, that is, a frictional force greater than the maximum repulsive force of the return spring 190.

Furthermore, the surface of the live wire 120 is provided with a rubber insulating protective sleeve 121, so as to avoid the outer surface of the live wire 120 from being worn and have an insulating function.

In addition, the inner surface of the linkage groove 172 is smooth, the surface of the linkage rod 183 is smooth, so that the friction force generated by the movement of the linkage device 180 is reduced, and the protective shell 142 is mounted on the surface of the three-phase metal plug 140, so that the three-phase metal plug 140 can be protected when the power cord 100 is not used.

The joint body 182 of the device is preferably made of polyvinyl chloride plastic, the polyvinyl chloride plastic is a good insulator, the weight is light and firm, the situation of fracture cannot occur, the polyvinyl chloride material is wide in application, and in the device, the joint body made of the polyvinyl chloride plastic has self-flame resistance, so that the spontaneous combustion phenomenon of the device can be avoided.

The working principle of the power line with the plug not easy to fall off in the embodiment is as follows: when the power cord 100 is needed, the protective shell 142 on the surface of the three-phase metal plug 140 of the power plug 110 of the power cord 100 is removed, the plug body 130 of the power plug 110 is pinched to insert the three-phase metal plug 140 to the bottom of the socket, when the power plug is inserted, the pressing bodies 181 of the linkage devices 180 of the fixing devices 160 on both sides of the plug body 130 are pinched by hands, the pressing bodies 181 are pressed inwards in the pressing grooves 172 on the surface of the connecting shell 170 of the fixing devices 160, the clamping bodies 182 positioned in the clamping grooves 141 of the three-phase metal plug 140 are connected with the pressing bodies 181 through the linkage rods 183, when the pressing bodies 181 move inwards, the clamping bodies 182 move inwards along the sliding grooves 176 in the connecting part 175 in the connecting shell 170, the three-phase metal plug 140 is inserted into the socket, in the process, the return spring 190 positioned between the pressing bodies 181 and the pressing grooves 172 and the auxiliary spring 187 connected between the sliding bodies 186 of the clamping bodies 182 and the sliding grooves 176 are elastically deformed by pressure, after the power plug 110 is tightly plugged with the socket, the hand is loosened, under the action of the repulsive force of the return spring 190 and the auxiliary spring 187, the linkage device 180 automatically shifts to the position where the power plug is located before being pressed, the clamping body 182 moves to the square body 184 of the clamping body 182 to abut against the jack of the socket, the triangular prism 185 of the clamping body 182 is clamped in the jack of the socket, the tight combination of the power plug 110 and the socket is ensured, the power plug is not easy to fall off, and when the power line 100 needs to be taken down, only the pressing body 181 is pressed and the power plug 110 is pulled out.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A power cord with plug not easy to fall off comprises a power cord (100), and is characterized in that: power cord (100) include power plug (110), circular telegram line (120), power plug (110) are including plug body (130), three-phase metal plug (140), plug body (130) are installed three-phase metal plug (140), mounting groove (150) have been seted up to two sides of plug body (130), install fixing device (160) in mounting groove (150), fixing device (160) are including installing connect casing (170), aggregate unit (180) in mounting groove (150), press groove (171) have been seted up to the side of connecting casing (170), link groove (172) that run through its bottom surface are seted up to the bottom of press groove (171), install in link groove (172) aggregate unit (180), aggregate unit (180) are including pressing body (181), the joint body (182), A linkage rod (183) arranged in the linkage groove (172), one end of the linkage rod (183) is connected with the pressing body (181), the other end of the linkage rod (183) is connected with the clamping body (182), the clamping body (182) comprises a square body (184) and a triangular prism (185) which are connected with the linkage rod (183), the triangular prism (185) is positioned on the side surface of the tail end of the square body (184), clamping grooves (141) are formed in the bottom ends of two metal connectors at the bottom of the three-phase metal plug (140), the clamping body (182) is arranged in the clamping groove (141), one end of the linkage rod (183) connected with the pressing body (181) is sleeved with a reset spring (190), one end of the return spring (190) is connected to the bottom surface of the pressing groove (171), the other end of the return spring (190) is connected to the bottom of the pressing body (181).

2. The power cord with the plug not easy to fall off according to claim 1, characterized in that: two fixed round holes (131) have been seted up to the side of plug body (130), the inside of fixed round hole (131) is provided with the screw thread, it is provided with two fixed bodies (173) to connect casing (170), fixed body (173) are seted up and are run through perforation (174) on its surface, perforation (174) with the size looks adaptation of fixed round hole (131), fixed round hole (131) internal thread connection has fixing bolt (132).

3. The power cord with the plug not easy to fall off according to claim 2, characterized in that: the bottom of connecting casing (170) is provided with connecting portion (175), sliding tray (176) have been seted up to connecting portion (175) inside, sliding tray (176) are "concave" shape structure, the both sides of tetragonal body (184) are provided with sliding body (186), sliding body (186) are "protruding" type structure, sliding body (186) with sliding tray (176) sliding connection.

4. The power cord with the plug not easy to fall off according to claim 3, characterized in that: an auxiliary spring (187) is connected to a side surface of the sliding body (186), and the other end of the auxiliary spring (187) is connected to an inner side surface of the sliding groove (176).

5. The power cord with the plug not easy to fall off according to claim 4, characterized in that: and a rubber insulating protective sleeve (121) is arranged on the surface of the electrifying wire (120).

6. The power cord with the plug not easy to fall off according to claim 5, characterized in that: the inner surface of the linkage groove (172) is smooth, the surface of the linkage rod (183) is smooth, and a protective shell (142) is installed on the surface of the three-phase metal plug (140).