CN111585104A

CN111585104A - Labor-saving safety plug

Info

Publication number: CN111585104A
Application number: CN202010422421.9A
Authority: CN
Inventors: 戴燕燕; 丁力; 马国峰; 毛环; 窦立亚
Original assignee: Chuzhou University
Current assignee: Chuzhou University
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2020-08-25
Anticipated expiration: 2040-05-12
Also published as: CN111585104B

Abstract

A labor-saving safety plug comprises a plug main body and a shell, wherein the outer walls of the left side and the right side of the plug main body are respectively provided with a first sliding chute, and an ejection sliding block is connected in the first sliding chutes in a sliding manner; the plug comprises a plug body and is characterized in that the outer walls of the front side and the rear side of the plug body are respectively provided with an upper lever limiting shaft and a lower lever limiting shaft from top to bottom, the outer walls of the front side and the rear side of the plug body are respectively fixedly provided with a lever shaft, the lever shaft is rotatably connected with a lever, the two ends of the lever are respectively provided with a second sliding groove, the lever shaft is close to the second sliding grooves, and the second sliding grooves on the same lever are respectively connected with an ejection slider shaft and a slider driving shaft; the inner wall of shell is fixed with the slider, both ends all are fixed with reset spring around the bottom outer wall of slider, the equal fixed connection reset spring installation axle of the other end of reset spring, reset spring installation axle are fixed in respectively on the outer wall of both sides around the plug main part, both sides outer wall all fixes and is provided with the slider spliced pole around the slider.

Description

Labor-saving safety plug

Technical Field

The invention belongs to the field of low-voltage electric appliances, and particularly relates to a labor-saving safety plug.

Background

The panel socket is a fixing carrier of an electrical element, is visible everywhere in our life, and is generally directly fixed in a junction box in a wall through a mounting plate on the panel socket through a screw, in order to ensure good contact between a plug and a jack, the clamping force between the plug and the jack is large, a user often needs to expend effort to pull out the plug from the socket, when the plug is pulled out forcefully, fingers are easy to be in contact with a female connector carelessly, electric shock occurs, potential safety hazards exist, the finger is more prone to being stuck with moisture, moreover, the junction box is easy to bear large tensile force due to too large using effort, the wiring terminal is damaged, so that the panel socket is separated from the junction box, and the potential safety hazards are possibly caused. The terminal box restorer appears in the market at present, restores the terminal box through the mode of erectting binding post again in the magazine, has solved the problem that the terminal box damaged to a certain extent, but because restricted in a narrow and small space during the installation, the operation is difficult, wastes time and energy, also because the restorer is the metal material, can cause bigger potential safety hazard slightly carelessly.

In summary, it is a problem to be solved urgently how to provide a plug which is easy to pull and is labor-saving and safe, so that a user can conveniently complete the action of pulling out the plug with a small force, and the damage of a junction box and the occurrence of electric shock accidents are avoided.

Disclosure of Invention

In order to solve the technical problems, the invention adopts the following technical scheme: the safety plug is provided with a power assisting mechanism, the plug main body can be pulled out by applying a small force on the shell, the outer walls of the left side and the right side of the plug main body are respectively provided with a first sliding groove, an ejection sliding block matched with the first sliding groove is connected in the first sliding groove in a sliding manner, and ejection sliding block shafts are fixed on the outer walls of the front side and the rear side of the ejection sliding block; the outer walls of the front side and the rear side of the plug main body are respectively provided with an upper lever limiting shaft and a lower lever limiting shaft from top to bottom, the outer walls of the front side and the rear side of the plug main body 2 are respectively fixedly provided with a lever shaft, the lever shaft is rotatably connected with a lever, the two ends of the lever are respectively provided with a second sliding groove and a third sliding groove, the lever shaft is close to the third sliding groove, the ejection slide block shaft freely slides in the third sliding groove, and a slide block driving shaft is slidably connected in the second sliding groove; the inner wall of shell is fixed with the slider, the shell through the slider slip cup joint in the outer wall of plug main part, both ends all are fixed with reset spring around the bottom outer wall of slider, the equal fixed connection reset spring installation axle of the other end of reset spring, and reset spring installation axle is fixed in respectively on the outer wall of plug main part's front and back both sides, the both sides outer wall is all fixed and is provided with the slider spliced pole around the slider.

Preferably, when the safety plug is not in the unplugged state, the outer wall of the bottom of the ejection sliding block, the outer wall of the bottom of the plug main body and the outer wall of the bottom of the shell are in the same horizontal plane.

Preferably, the upper limiting shafts of the levers on the outer walls of the front side and the rear side of the plug main body are symmetrically arranged in the front-rear direction, and the lower limiting shafts of the levers on the outer walls of the front side and the rear side of the plug main body are symmetrically arranged in the front-rear direction.

Preferably, the same side of the plug main body is provided with a return spring mounting shaft arranged right below the return spring.

Preferably, when the safety plug is not in a pulling-out state, the vertical distance between the outer wall of the bottom of the sliding block and the mounting shaft of the return spring is equal to the free height of the return spring.

Preferably, the return spring mounting shaft is arranged right above the lever shaft, and the return spring mounting shaft and the lever shaft are both positioned below the upper limiting shaft of the lever and above the lower limiting shaft of the lever.

Preferably, the lower end of the slider connecting column is fixedly connected with the slider driving shaft on the same side of the plug main body.

Preferably, the return spring and the slider connecting column are respectively positioned on the left side and the right side of the upper limiting shaft of the lever and the lower limiting shaft of the lever on the same side of the plug main body.

Preferably, the sliding block is positioned above the limiting shaft and the ejecting sliding block on the lever.

Has the advantages that: a labor-saving safety plug, which is provided with a plug body,

when the safety plug is used, the shell is pulled by a hand, the shell drives the sliding block to move together, the sliding block drives the lever to rotate by taking the lever shaft as a shaft through the sliding block connecting column and drives the ejection sliding block shaft to move, and the safety plug is pulled out of the socket under the interaction of the ejection sliding block and the socket panel, so that the whole process of pulling out the plug is completed; after being pulled out, all the components automatically reset under the action of a reset spring; the invention can complete the action of pulling out the plug with small force by utilizing the lever principle.

The part not involved in the device is the same as the prior art or can be realized by adopting the prior art, the device has reasonable design structure and convenient use, and can meet the use requirements of people.

Drawings

Declaring that: the contents information provided in the following drawings is only for explaining the present invention and is not intended to limit the present invention.

FIG. 1: the invention discloses a labor-saving safety plug, which comprises a plug body, a plug body and a plug cover, wherein the plug body is provided with a plug hole;

FIG. 2: the internal overall structure schematic diagram of the labor-saving safety plug is shown;

FIG. 3: one of the schematic diagrams of the internal state of the labor-saving safety plug during pulling out is provided;

FIG. 4: the second internal state schematic diagram of the labor-saving safety plug during pulling out is provided;

FIG. 5: a third schematic diagram of the internal state of the labor-saving safety plug during pulling out;

FIG. 6: one of connection schematic diagrams of the front side and the rear side of the plug main body of the labor-saving safety plug is provided;

FIG. 7: the invention relates to a second connection schematic diagram of the front side and the rear side of a plug main body of a labor-saving safety plug.

Wherein the reference numbers:

1-housing, 2-plug body, 3-slider, 4-return spring, 5-return spring mounting shaft, 6-ejection slider shaft, 7-lever, 8-lever shaft, 9-lever lower limit shaft, 10-slider driving shaft, 11-slider connection column, 12-lever upper limit shaft, 13-ejection slider, 14-first runner, 15-second runner, 16-third runner.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-5, a labor-saving safety plug comprises a plug main body 2 and a housing 1, and is characterized in that first sliding grooves 14 are formed in the outer walls of the left side and the right side of the plug main body 2, an ejection slide block 13 matched with the first sliding grooves 14 is connected in the first sliding grooves 14 in a sliding manner, and ejection slide block shafts 6 are fixed on the outer walls of the front side and the rear side of the ejection slide block 13; the outer walls of the front side and the rear side of the plug main body 2 are respectively provided with an upper lever limiting shaft 12 and a lower lever limiting shaft 9 from top to bottom, the outer walls of the front side and the rear side of the plug main body 2 are respectively and fixedly provided with a lever shaft 8, the lever shaft 8 is rotatably connected with a lever 7, two ends of the lever 7 are respectively provided with a second sliding chute 15, the lever shaft 8 is close to the second sliding chutes 15, and the second sliding chutes 15 on the same lever 7 are respectively and slidably connected with an ejecting slide block shaft 6 and a slide block driving shaft 10; the inner wall of shell 1 is fixed with slider 3, shell 1 through slider 3 slip cup joint in plug main body 2's outer wall, both ends all are fixed with reset spring 4 around the bottom outer wall of slider 3, the equal fixed connection reset spring installation axle 5 of the other end of reset spring 4, and reset spring installation axle 5 is fixed in respectively on the outer wall of plug main body 2's front and back both sides, the both sides outer wall is all fixed and is provided with slider spliced pole 11 around slider 3.

Further, when the safety plug is not in a pulled-out state, the outer wall of the bottom of the ejection slider 13, the outer wall of the bottom of the plug main body 2 and the outer wall of the bottom of the housing 1 are in the same horizontal plane.

Further, the lever upper limit shafts 12 on the outer walls of the front and rear sides of the plug main body 2 are symmetrically arranged in the front and rear direction, and the lever lower limit shafts 9 on the outer walls of the front and rear sides of the plug main body 2 are symmetrically arranged in the front and rear direction.

Further, on the same side of the plug main body 2, the return spring mounting shaft 5 is disposed right below the return spring 4.

Further, when the safety plug is not in a pulled-out state, the vertical distance between the outer wall of the bottom of the sliding block 3 and the return spring mounting shaft 5 is equal to the free height of the return spring 4.

Further, the return spring mounting shaft 5 is disposed right above the lever shaft 8, and the return spring mounting shaft 5 and the lever shaft 8 are both located below the lever upper limit shaft 12 and above the lever lower limit shaft 9.

Further, on the same side of the plug main body 2, the lower end of the slider connecting column 11 is fixedly connected with the slider driving shaft 10.

Further, on the same side of the plug main body 2, the return spring 4 and the slider connecting column 11 are respectively located on the left side and the right side of the lever upper limit shaft 12 and the lever lower limit shaft 9.

Further, the slider 3 is located above the lever upper limiting shaft 12 and the ejector slider 13.

As shown in fig. 6 and 7, a set of labor-saving lever devices is respectively arranged at the front side and the rear side of the plug main body 2 to respectively control the two ejecting sliders 13.

When the safety plug is used, the shell 1 is pulled and the sliding block 3 is driven, the sliding block 3 drives the lever 7 to rotate by taking the lever shaft 8 as a shaft through the sliding block connecting column 11 and drives the ejection sliding block shaft 6 to move, the safety plug is pulled out of the socket under the action of the ejection sliding block 13, and therefore the whole process of pulling out the plug is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The labor-saving safety plug comprises a plug main body (2) and a shell (1), and is characterized in that the safety plug is provided with a power assisting mechanism, and the plug main body (2) can be pulled out by applying a small force on the shell (1).

2. The labor-saving safety plug according to claim 1, wherein the outer walls of the left side and the right side of the plug main body (2) are provided with first sliding grooves (14), the first sliding grooves (14) are connected with ejection sliding blocks (13) matched with the first sliding grooves (14) in a sliding manner, and ejection sliding block shafts (6) are fixed on the outer walls of the front side and the rear side of the ejection sliding blocks (13); the plug comprises a plug main body (2), wherein the outer walls of the front side and the rear side of the plug main body (2) are respectively provided with a lever upper limiting shaft (12) and a lever lower limiting shaft (9) from top to bottom, the outer walls of the front side and the rear side of the plug main body (2) are respectively fixedly provided with a lever shaft (8), the lever shaft (8) is rotatably connected with a lever (7), the two ends of the lever (7) are respectively provided with a second sliding chute (15) and a third sliding chute (16), the lever shaft (8) is close to the third sliding chute (16), an ejection slide block shaft (6) freely slides in the third sliding chute (16), and a slide block driving shaft (1) (0) is slidably connected in the second sliding; the inner wall of shell (1) is fixed with slider (3), shell (1) slip through slider (3) cup joint in the outer wall of plug main part (2), both ends all are fixed with reset spring (4) around the bottom outer wall of slider (3), the equal fixed connection reset spring installation axle (5) of the other end of reset spring (4), and reset spring installation axle (5) are fixed in respectively on the outer wall of the front and back both sides of plug main part (2), both sides outer wall all is fixed and is provided with slider spliced pole (11) around slider (3).

3. The labor-saving safety plug according to claim 2, wherein when the safety plug is not in a pulled-out state, the bottom outer wall of the ejection slider (13), the bottom outer wall of the plug main body (2) and the bottom outer wall of the housing (1) are in the same horizontal plane.

4. The labor-saving safety plug according to claim 2, wherein the lever upper limiting shafts (12) on the outer walls of the front and rear sides of the plug main body (2) are symmetrically arranged in the front-rear direction, and the lever lower limiting shafts (9) on the outer walls of the front and rear sides of the plug main body (2) are symmetrically arranged in the front-rear direction.

5. The labor-saving safety plug according to claim 2, wherein the return spring mounting shaft (5) is disposed directly below the return spring (4) on the same side of the plug body (2).

6. Labor-saving safety plug according to claim 5, characterized in that the vertical distance between the outer wall of the bottom of the sliding block (3) and the mounting shaft (5) of the return spring is equal to the free height of the return spring (4) when the safety plug is not in the unplugged state.

7. Labor-saving safety plug according to claim 6, characterized in that the return spring mounting shaft (5) is arranged directly above the lever shaft (8), both the return spring mounting shaft (5) and the lever shaft (8) being located below the lever upper limit shaft (12) and above the lever lower limit shaft (9).

8. The labor-saving safety plug according to claim 2, wherein the lower end of the slider connection post (11) is fixedly connected with the slider driving shaft (1(0)) on the same side of the plug main body (2).

9. The labor-saving safety plug according to claim 2, wherein the return spring (4) and the slider connection post (11) are respectively located on the left and right sides of the lever upper limit shaft (12) and the lever lower limit shaft (9) on the same side of the plug main body (2).

10. Labor-saving safety plug according to claim 2, characterized in that the slider (3) is located above the lever upper limiting shaft (12) and the ejector slider (13).