CN217055867U - Unpowered plug device - Google Patents

Abstract

The utility model provides an unpowered plug device. The unpowered plug device comprises a male head assembly, a female head assembly and a base assembly. The male head assembly comprises a male head main body and a male head outer ring connected with the male head main body; the female head assembly comprises steel balls, a ball ejecting block and a female head main body, the female head main body is surrounded with a first cavity with an opening on the side, the steel balls and the ball ejecting block are respectively arranged in the first cavity, and the ball ejecting block is arranged below the steel balls and connected to the female head main body so as to eject part of the steel balls out of the opening on the side through the ball ejecting block and then abut against the outer ring of the male head; the female body is connected to the top of the base assembly. The unpowered plug device pushes out the steel ball through the ball pushing block and then is abutted against the male head outer ring for locking, the plug mechanism is reliably locked by simply using a mechanical structure, the production consumption is reduced, and the energy conservation and emission reduction are realized.

Description

Unpowered plug device

Technical Field

The utility model relates to a switching equipment technical field, in particular to unpowered pull out and insert device.

Background

The plugging device is widely applied to the field of vehicle body tools, and generally comprises a fixing part and a switching part, wherein the fixing part is generally fixedly installed, and the number of the fixing parts is only one; other functional mechanisms are additionally arranged on the switching part to form a switching part with a specific function; and a switching part for switching specific functions according to the requirements of the use scene in production. Generally, in a set of plugging device, a fixed part and a switching part are in a one-to-many relationship, and the switching part of the plugging device is switched to realize the rapid switching of functions.

The plugging device in the prior art needs power to maintain a locking state, and the power source is electric energy, gas energy and the like; however, in some special application scenarios, power supply and air supply cannot be realized due to limitations of space, motion and the like, and the plugging device in the prior art cannot be used satisfactorily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unpowered plug device of pulling out, this unpowered plug device's female head subassembly locks through the public first outer lane butt of ejecting pearl piece with public first subassembly behind the ejecting lateral part opening of steel ball, uses mechanical structure to realize the reliable locking of plug mechanism alone, has reduced the production consumption, has realized energy saving and emission reduction.

For realizing the purpose of the utility model, the utility model adopts the following technical scheme:

according to an aspect of the utility model, a device is inserted to unpowered pulling out is provided. The unpowered plug device comprises a male head assembly, a female head assembly and a base assembly. The male head assembly comprises a male head main body and a male head outer ring connected with the male head main body, and a first concave surface is arranged on the inner side wall of the male head outer ring along the circumferential direction of the male head outer ring; the female head assembly comprises a steel ball, a ball ejecting block and a female head main body, the top of the female head main body is arranged in the male head outer ring, the female head main body is enclosed by a first cavity forming a side opening, the steel ball and the ball ejecting block are respectively arranged in the first cavity, the ball ejecting block is arranged below the steel ball and connected to the female head main body, and the ball ejecting block is used for ejecting part of the steel ball out of the side opening and then abutted against the first concave surface; the female body is connected to the top of the base assembly.

According to the utility model discloses an embodiment, wherein, female first main part include female skull and connect respectively in base component's interior cylinder and outer cylinder, female skull set up in the top of interior cylinder, interior cylinder with the coaxial setting of outer cylinder to make the three enclose and establish and form first cavity.

According to the utility model discloses an embodiment, wherein, the top pearl piece include top pearl piece main part and connect in the guide bar of top pearl piece main part, first guide way has been seted up to first outer cylinder, the second guide way has been seted up to the outer cylinder of second, the guide bar passes in proper order first guide way with the second guide way.

According to an embodiment of the present invention, the first guide groove extends along an axial direction of the first outer cylinder, and the second guide groove extends along a circumferential direction of the second outer cylinder.

According to the utility model discloses an embodiment, wherein, the top pearl piece still includes top pearl piece spring, the one end of top pearl piece spring connect in interior cylinder, the other end connect in top pearl piece main part.

According to the utility model discloses an embodiment, wherein, outer cylinder includes first outer cylinder and the outer cylinder of second, first outer cylinder connect in the base subassembly, the outer cylinder of second with the coaxial setting of first outer cylinder and swivelling joint in the outside of first outer cylinder, female skull inner cylinder with first outer cylinder encloses to establish and forms first cavity.

According to the utility model discloses an embodiment, wherein, the base subassembly include first base and connect in the second base of first base bottom, female first main part with the top pearl piece connect respectively in the top of first base.

According to the utility model discloses an embodiment, wherein, first rectangular hole has been seted up to first base, first screw hole has been seted up to the second base, and the screw passes in proper order first rectangular hole with first screw hole is with adjust first base with fix behind the relative position of second base.

According to the utility model discloses an embodiment, wherein, the edge is seted up to the bottom of first base the first keyway that first rectangular hole extends, the second keyway that corresponds with first keyway is seted up at the top of second base, rectangular key set up in first keyway with in the second keyway.

According to the utility model discloses an embodiment, wherein, public first subassembly still includes the rectangle key, the rectangle key connect in the bottom of public first main part, the rectangular channel has been seted up at the top of female first subassembly, the rectangle key set up in the rectangular channel.

The utility model provides an embodiment has following advantage or beneficial effect:

the utility model discloses a female first subassembly of unpowered pull out plug device locks through the ejecting lateral part opening back of ball with the public first outer lane butt of public first subassembly, use mechanical structure to realize the reliable locking of plug mechanism purely, production consumption is reduced, energy saving and emission reduction has been realized, when the ejecting pearl piece main part is located the highest point, even there is wearing and tearing between second guide way and the guide bar, prop ejecting pearl piece main part through ejecting pearl piece spring all the time, also can guarantee the first concave surface of ball butt all the time, prevent public first subassembly slippage from female first subassembly. And this unpowered pull out and insert device does not have cylinder, motor, pencil and trachea etc. small, and application scope is wider, and compact space also can use.

Drawings

The above and other features and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.

FIG. 1 is a perspective view of an unpowered pluggable device shown in accordance with an exemplary embodiment.

Fig. 2 is a perspective view of a male head assembly of an unpowered pluggable device shown in accordance with an exemplary embodiment.

Fig. 3 is an exploded view of a female head assembly and a base assembly of a non-powered plugging device according to an exemplary embodiment.

FIG. 4 is an internal cross-sectional view of an unpowered pluggable device shown in accordance with an exemplary embodiment.

Wherein the reference numerals are as follows:

1. a male component; 11. a male body; 111. mounting holes; 12. a male outer ring; 121. a first concave surface; 13. a rectangular key; 2. a female head assembly; 21. steel balls; 22. ejecting a bead block; 221. a top bead block body; 222. a guide rod; 223. a ball-ejecting block spring; 23. a female head main body; 231. a first cavity; 232. a female head cover; 2321. a rectangular groove; 2322. a second concave surface; 233. an inner cylinder; 234. an outer cylinder; 2341. a first outer cylinder; 23411. a first guide groove; 23412. a third concave surface; 2342. a second outer cylinder; 23421. a second guide groove; 235. a handle; 3. a base assembly; 31. a first base; 311. a first elongated hole; 312. a first key groove; 32. a second base; 321. a first screw hole; 322. a second keyway; 323. a second elongated hole.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.

The terms "a", "an", "the", "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.

As shown in fig. 1 to 4, fig. 1 is a perspective view of an unpowered pluggable device provided by the present invention. Fig. 2 shows a perspective view of the male head assembly 1 of the unpowered plug device provided by the present invention. Fig. 3 shows an exploded view of the female head assembly 2 and the base assembly 3 of the unpowered plug device provided by the present invention. Fig. 4 shows the internal cross-sectional view of the unpowered pluggable device provided by the present invention.

The utility model discloses unpowered pull out and insert device includes public first subassembly 1, female first subassembly 2 and base subassembly 3. The male head assembly 1 comprises a male head main body 11 and a male head outer ring 12 connected to the male head main body 11, wherein a first concave surface 121 is arranged on the inner side wall of the male head outer ring 12 along the circumferential direction of the male head outer ring; the female head component 2 comprises steel balls 21, a ball ejecting block 22 and a female head main body 23, the top of the female head main body 23 is arranged in the male head outer ring 12, the female head main body 23 is surrounded to form a first cavity 231 with an opening on the side, the steel balls 21 and the ball ejecting block 22 are respectively arranged in the first cavity 231, and the ball ejecting block 22 is arranged below the steel balls 21 and connected to the female head main body 23, so that the steel balls 21 are partially ejected out of the opening on the side through the ball ejecting block 22 and then abut against the first concave surface 121; the female body 23 is attached to the top of the base assembly 3.

The second base 32 of the base assembly 3 is provided with a second elongated hole 323, and after the screw passes through the second elongated hole 323, the position of the screw and the second elongated hole 323 is adjusted, so that the base assembly 3 can be set at a desired position, preferably, the extending direction of the second elongated hole 323 is perpendicular to the extending direction of the first elongated hole 311, so that any position of the female head main body 23 in the horizontal plane can be adjusted. The male head body 11 is provided with a plurality of mounting holes 111 for connecting a mechanism with a specific function, the female head body 23 is surrounded to form a first cavity 231, the top of the first cavity 231 is provided with a side opening, the width of the side opening along the radial direction of the female head body 23 is more than or equal to the diameter of the steel ball 21, the width of the side opening along the axial direction of the female head body 23 is slightly smaller than the diameter of the steel ball 21, so that the steel ball 21 can be partially exposed out of the side opening and can not slide out of the side opening, the top ball block 22 is arranged below the steel ball 21 and is closer to the central shaft of the female head body 23 than the steel ball 21, when switching is needed, the male head assembly 1 is firstly disassembled from the female head assembly 2, the top ball block 22 is loosened to make the top ball block 22 avoid opening the steel ball 21, so that the steel ball 21 loses the extrusion force of the top ball 22, the steel ball 21 retracts from the side opening to release the abutting relation with the first concave surface 121, namely, the male head assembly 1 can be taken from the upper part of the female head assembly 2, and replacing the other mechanism with the male head assembly 1, sleeving the male head outer ring 12 at the side opening of the female head main body 23, moving the top ball block 22 upwards to enable the steel ball 21 to extend out from the side opening to be abutted against the first concave surface 121, and finishing the locking action.

Preferably, the top of the ball ejecting block 22 is arc-shaped, and the diameter of the outer periphery of the ball ejecting block gradually decreases from bottom to top along the axial direction of the female head main body 23, so that the ball ejecting block 22 can be ejected from the side of the steel ball 21 close to the center of the female head main body 23 after completely avoiding the steel ball 21.

In a preferred embodiment of the present invention, the female head main body 23 comprises a female head cover 232 and an inner cylinder 233 and an outer cylinder 234 respectively connected to the base assembly 3, the female head cover 232 is disposed on the top of the inner cylinder 233, the inner cylinder 233 and the outer cylinder 234 are coaxially disposed, so that the three surround to form the first cavity 231.

As shown in fig. 3 and 4, the inner cylinder 233 and the outer cylinder 234 are coaxially arranged and have different diameters, and may form a lower portion of the first cavity 231, the female head 232 is connected to the top portion of the inner cylinder 233, and a certain distance exists between the outer periphery of the female head 232 and the outer cylinder 234 to form the top portion of the first cavity 231, the bottom surface of the outer periphery of the female head 232 is provided with a second concave surface 2322, the top surface of the first outer cylinder 2341 of the outer cylinder 234 is provided with a third concave surface 23412, and the peripheral edge of the female head 232 and the outer periphery of the top portion of the outer cylinder 234 form a side opening, so that the steel ball 21 cannot slide out of the side opening when clamped between the second concave surface 2322 and the third concave surface 23412, and the top ball 22 is slidably connected between the inner cylinder 233 and the outer cylinder 234, and slides upward to eject the steel ball 21 out of the side opening, and slides downward to retract the steel ball 21 from the side opening.

In a preferred embodiment of the present invention, the outer cylinder 234 includes a first outer cylinder 2341 and a second outer cylinder 2342, the first outer cylinder 2341 is connected to the base assembly 3, the second outer cylinder 2342 is coaxially disposed with the first outer cylinder 2341 and is rotatably connected to the outside of the first outer cylinder 2341, and the female head cover 232, the inner cylinder 233 and the first outer cylinder 2341 are surrounded to form the first cavity 231.

As shown in fig. 3 and 4, the first outer cylinder 2341 and the inner cylinder 233 are simultaneously and fixedly connected to the base assembly 3, a radial distance along the lower portion of the first cavity 231 can be limited, the inner side of the top bead block main body 221 is further fit with the inner cylinder 233, the outer side surface of the top bead block main body 221 is fit with the first outer cylinder 2341, the top bead block main body 221 is prevented from shaking in the up-and-down sliding process, and meanwhile, the second outer cylinder 2342 can rotate relative to the first outer cylinder 2341.

In a preferred embodiment of the present invention, the top bead block 22 includes a top bead block main body 221 and a guide rod 222 connected to the top bead block main body 221, the first outer cylinder 2341 is provided with a first guide groove 23411, the second outer cylinder 2342 is provided with a second guide groove 23421, and the guide rod 222 sequentially passes through the first guide groove 23411 and the second guide groove 23421.

As shown in fig. 3 and 4, the top ball body 221 is detachably abutted against the steel ball 21, the inner end of the guide rod 222 is fixedly connected to the top ball body 221, the other end of the guide rod 222 is disposed in the second guide groove 23421, one end of the second guide groove 23421 corresponds to the highest point of the top ball body 221, the other end of the second guide groove 23421 corresponds to the lowest point of the top ball body 221, when the guide rod 222 is located at one end of the second guide groove 23421, the top ball body 221 is locked at the lowest point, at this time, the male head assembly 1 and the female head assembly 2 are detached from the fixed connection, and when the guide rod 222 slides to the other end of the second guide groove 23421, the top ball body 221 rises to press the steel ball 21, so that the steel ball 21 is extended from the side opening by the pressing force of the top ball body 221 to abut against the first concave surface 121, thereby completing the locking of the male head assembly 1 and the female head assembly 2.

Preferably, the number of the guide rods 222 is three, the three guide rods 222 are arranged at equal intervals along the circumferential direction of the inner cylinder 233, and the outer cylinder 234 is provided with the second guide grooves 23421 corresponding to the number of the guide rods 222.

In a preferred embodiment of the present invention, the first guide groove 23411 extends in an axial direction of the first outer cylinder 2341, and the second guide groove 23421 extends obliquely in a circumferential direction of the second outer cylinder 2342.

As shown in fig. 3 and 4, the second guide groove 23421 extends in the circumferential direction of the outer cylinder 234, the lower end of the second guide groove 23421 is located at the lower portion of the outer cylinder 234, the upper end of the second guide groove 23421 is located at the upper portion of the outer cylinder 234, the second guide groove 23421 has a height difference at both ends in the length direction thereof, when the guide bar 222 is located at the lower end of the second guide groove 23421, the top ball block body 221 is located at the lowest point and loses the pressing force on the steel ball 21, and when the guide bar 222 is located at the upper end of the second guide groove 23421, the top ball block body 221 presses the steel ball 21 so that the steel ball 21 protrudes out of the lateral opening. First guide way 23411 extends from top to bottom along the axial of first outer cylinder 2341, when second outer cylinder 2342 was rotatory, when the extending direction of guide bar 222 along second guide way 23421 was gliding, can only follow first guide way 23411 and slide from top to bottom, and then make top bead piece main part 221 can only take place the displacement of upper and lower direction along the axial of inner cylinder 233, avoided top bead piece main part 221 to take place the ascending displacement in circumference in the second cavity, increased the precision that top bead piece main part 221 removed.

In a preferred embodiment of the present invention, the top bead block 22 further comprises a top bead block spring 223, one end of the top bead block spring 223 is connected to the inner cylinder 233, and the other end is connected to the top bead block main body 221.

As shown in fig. 3 and 4, the ball-ejecting spring 223 is always in a compressed state, when locking, the outer cylinder 234 is rotated to make the guide rod 222 slide from the lower end of the second guide groove 23421 to the upper end of the second guide groove 23421, the elastic force of the ball-ejecting spring 223 pushes the ball-ejecting body 221 to move upwards to squeeze the steel ball 21, the steel ball 21 can be kept in a state of being ejected out of the side opening, when unlocking, contrary to the locking operation, the outer cylinder 234 rotates reversely to make the guide rod 222 slide from the upper end of the second guide groove 23421 to the lower end of the second guide groove 23421, the ball-ejecting spring 223 is further compressed downwards, when the ball-ejecting body 221 loses the supporting force, the steel ball 21 loses the squeezing force due to its own weight, and simultaneously, because the third concave surface 23412 is arranged on the top of the outer cylinder 234, the steel ball 21 can roll towards the center direction of the female head body 23, and at this time, the male head assembly 1 and the female head assembly 2 are unlocked.

Preferably, the female body 23 further comprises a handle 235, the handle 235 is connected to the outer cylinder 234, so that the outer cylinder 234 is rotated to slide the guide rod 222 along the first guide slot 23411, and the outer cylinder 234 is conveniently rotated relative to the inner cylinder 233 by the handle 235, so that the guide rod 222 slides up and down along the first guide slot 23411.

In a preferred embodiment of the present invention, the base assembly 3 comprises a first base 31 and a second base 32 connected to the bottom of the first base 31, and the female body 23 and the top bead block 22 are respectively connected to the top of the first base 31.

As shown in fig. 1, 3 and 4, the female head body 23 is fixedly connected to the top of the first base 31, and the first base 31 is connected to the top of the second base 32 in an adjustable manner, so that the relative positions of the female head body 23 and the second base 32 can be adjusted.

In a preferred embodiment of the present invention, the first base 31 has a first elongated hole 311, the second base 32 has a first screw hole 321, and a screw passes through the first elongated hole 311 and the first screw hole 321 in sequence, so as to adjust the relative position of the first base 31 and the second base 32 and then fix the first base and the second base.

As shown in fig. 1, 3 and 4, after the screw passes through the first elongated hole 311 and the first screw hole 321, the relative position of the first base 31 and the second base 32 can be adjusted by adjusting the position of the screw in the first elongated hole 311, and then the screw is fastened, so that the first base 31 and the second base 32 can be fixedly connected, and the adjustability of the base assembly 3 is improved.

In a preferred embodiment of the present invention, the bottom of the first base 31 is provided with a first key slot 312 extending along the first elongated hole 311, the top of the second base 32 is provided with a second key slot 322 corresponding to the first key slot 312, and the elongated key is disposed in the first key slot 312 and the second key slot 322.

As shown in fig. 1, 3 and 4, the upper half of the long key is disposed in the first key groove 312, the lower half of the long key is disposed in the second key groove 322, and the sliding of the long key in the first key groove 312 and the second key groove 322 can determine the path along which the first base 31 and the second base 32 slide relative to each other, thereby improving the adjustment accuracy of the two.

In a preferred embodiment of the present invention, the male component 1 further comprises a rectangular key 13, the rectangular key 13 is connected to the bottom of the male body 11, the rectangular groove 2321 is opened at the top of the female component 2, and the rectangular key 13 is disposed in the rectangular groove 2321.

As shown in fig. 2, the rectangular key 13 is connected to the bottom of the male body 11, and may be welded or fixed, a rectangular groove 2321 is disposed on the female cover 232 of the female assembly 2, and when the male assembly 1 is covered on the female cover 232, the rectangular key 13 falls into the rectangular groove 2321, so as to prevent the male assembly 1 and the female assembly 2 from rotating relatively after being locked.

The utility model discloses a female first subassembly 2 of unpowered pull-plug device locks with public first outer lane 12 butt of public first subassembly 1 after with the ejecting lateral part opening of steel ball 21 through ejecting pearl piece 22, use mechanical structure to realize the reliable locking of plug mechanism simply, production consumption has been reduced, energy saving and emission reduction has been realized, when ejecting pearl piece main part 221 is located the highest point, even there is wearing and tearing between second guide way 23421 and the guide bar 222, it lives ejecting pearl piece main part 221 to support all the time through ejecting pearl piece spring 223, also can guarantee the first concave surface 121 of steel ball 21 butt all the time, prevent that public first subassembly 1 from female first subassembly 2 slippage. And this unpowered plug device does not have cylinder, motor, pencil and trachea etc. small, and application scope is wider, and compact space also can use.

In embodiments of the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are used broadly and should be construed to mean, for example, that "connected" may be a fixed connection, a removable connection, or an integral connection. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In the description of the embodiments of the present invention, it should be understood that the terms "upper" and "lower" are used for indicating the position or the positional relationship based on the position or the positional relationship shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but not for indicating or implying that the indicated device or unit must have a specific direction, be constructed and operated in a specific position, and thus, should not be construed as limiting the embodiments of the present invention.

In the description herein, the description of the terms "one embodiment," "a preferred embodiment," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made to the embodiment by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the embodiments of the present invention should be included in the protection scope of the embodiments of the present invention.

Claims (10)

1. The utility model provides an unpowered plug device which characterized in that includes:

the male head assembly (1) comprises a male head main body (11) and a male head outer ring (12) connected to the male head main body (11), wherein a first concave surface (121) is formed in the inner side wall of the male head outer ring (12) along the circumferential direction of the male head outer ring;

the female head assembly (2) comprises steel balls (21), a ball ejecting block (22) and a female head main body (23), the top of the female head main body (23) is arranged in the male head outer ring (12), the female head main body (23) is enclosed to form a first cavity (231) with a side opening, the steel balls (21) and the ball ejecting block (22) are respectively arranged in the first cavity (231), the ball ejecting block (22) is arranged below the steel balls (21) and connected to the female head main body (23), and the steel balls (21) are partially ejected out of the side opening through the ball ejecting block (22) and then abut against the first concave surface (121); and

a base assembly (3), the female body (23) being connected to the top of the base assembly (3).

2. The unpowered plug and unplug device as claimed in claim 1, wherein the female head body (23) comprises a female head cover (232), and an inner cylinder (233) and an outer cylinder (234) connected to the base assembly (3), respectively, wherein the female head cover (232) is disposed on top of the inner cylinder (233), and the inner cylinder (233) and the outer cylinder (234) are coaxially disposed so that they enclose the first cavity (231).

3. The unpowered pull and insert device according to claim 2, wherein the outer cylinder (234) comprises a first outer cylinder (2341) and a second outer cylinder (2342), the first outer cylinder (2341) is connected to the base assembly (3), the second outer cylinder (2342) is coaxially arranged with the first outer cylinder (2341) and is rotatably connected to the outer side of the first outer cylinder (2341), and the female head cover (232), the inner cylinder (233) and the first outer cylinder (2341) are arranged in a surrounding mode to form the first cavity (231).

4. The unpowered pull-plug device according to claim 3, wherein the top ball block (22) comprises a top ball block main body (221) and a guide rod (222) connected to the top ball block main body (221), the first outer cylinder (2341) is provided with a first guide groove (23411), the second outer cylinder (2342) is provided with a second guide groove (23421), and the guide rod (222) sequentially passes through the first guide groove (23411) and the second guide groove (23421).

5. The unpowered pull and insert device according to claim 4, wherein the first guide groove (23411) extends in an axial direction of the first outer cylinder (2341), and the second guide groove (23421) extends obliquely in a circumferential direction of the second outer cylinder (2342).

6. The unpowered pluggable device of claim 4, wherein the top bead block (22) further comprises a top bead block spring (223), one end of the top bead block spring (223) is connected to the inner cylinder (233), and the other end of the top bead block spring is connected to the top bead block main body (221).

7. The unpowered plug device according to claim 1, wherein the base assembly (3) comprises a first base (31) and a second base (32) connected to the bottom of the first base (31), and the female head body (23) and the top bead block (22) are respectively connected to the top of the first base (31).

8. The unpowered plug device according to claim 7, wherein the first base (31) is provided with a first elongated hole (311), the second base (32) is provided with a first screw hole (321), and a screw passes through the first elongated hole (311) and the first screw hole (321) in sequence to adjust the relative position of the first base (31) and the second base (32) for fixation.

9. The unpowered plug and unplug device according to claim 8, wherein the bottom of the first base (31) defines a first key slot (312) extending along the first elongated hole (311), the top of the second base (32) defines a second key slot (322) corresponding to the first key slot (312), and the elongated key is disposed in the first key slot (312) and the second key slot (322).

10. The unpowered plug device according to claim 1, wherein the male head assembly (1) further comprises a rectangular key (13), the rectangular key (13) is connected to the bottom of the male head main body (11), a rectangular groove (2321) is formed in the top of the female head assembly (2), and the rectangular key (13) is arranged in the rectangular groove (2321).

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