CN216672011U

CN216672011U - Anti-electromagnetic interference plug cord

Info

Publication number: CN216672011U
Application number: CN202122240958.6U
Authority: CN
Inventors: 黄春华; 朱钦源; 田飞
Original assignee: Quanzhou Jiage Plastic Technology Co ltd
Current assignee: Zhongkui Group Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-06-03
Anticipated expiration: 2031-09-16

Abstract

The utility model provides an anti-electromagnetic interference plug wire, which comprises: the plug, the front end of plug is connected with the inserted sheet, and the rear end of plug is connected with the connection sheath, the inside of connecting the sheath is provided with the electromagnetic shield ring, and the rear end of connecting the sheath is connected with the line body to the sliding ring has been cup jointed on the surface of the line body, the outside of inserted sheet is provided with the elastic ring, and the inside first mounting groove of having seted up of the front end of elastic ring to the internally mounted of first mounting groove has the cotton ring that absorbs water, the slotted hole has been seted up at the upper and lower both ends of plug, and the inside of slotted hole is provided with elastic component, and elastic component's rear end is connected with the fastener structure. The utility model solves the problems that only waterproof treatment is carried out on the plug wire, a waterproof structure is not arranged on the plug, and the moisture evaporation of the absorbent cotton in the plug wire is slow, so that the use safety of the wire body is influenced.

Description

Anti-electromagnetic interference plug cord

Technical Field

The utility model relates to the technical field of plugs, in particular to an anti-electromagnetic interference plug wire.

Background

The plug is a plug, a household AC power plug and a socket, and has a male joint projecting in a rod shape or a copper plate shape, the size of the female connector type power socket inserted into the slot or the concave hole in a physical mode is an important technical requirement related to whether the plug socket and the converter can be safely used and whether the universal interchangeability requirement is met so as to avoid mistaken insertion, the unqualified size can influence the use of users or generate hidden dangers of poor contact, mistaken insertion and the like, equipment is damaged slightly, fire and electric shock accidents can be generated seriously, the poor quality of the plug socket and the converter is an important cause of electrical fire, and the quality problem of the small plug socket and the converter can seriously damage the personal and property safety of consumers, therefore, consumers should pay more attention to the safety of the product when choosing plug sockets, converters and switches.

The prior Chinese patent with publication number CN210074367U discloses an anti-electromagnetic interference plug wire, which belongs to the technical field of plugs and comprises a plug wire body, wherein one side of the plug wire body is provided with a plug, the outer surface wall of the plug wire body is provided with a mounting groove, the inside of the mounting groove is clamped and connected with absorbent cotton, one side of the plug is provided with an inserting piece, the inside of the plug wire body is provided with a magnetic shielding layer, a clamping block is sleeved on the plug wire body, a winding rod is arranged above the clamping block, the inner surface wall of the clamping block is provided with a rubber pad, a fixed rod is fixedly connected above the winding rod, the mounting groove is matched with the absorbent cotton, the anti-electromagnetic interference plug wire plays a role of mounting the absorbent cotton by arranging the mounting groove and the absorbent cotton, the absorbent cotton is convenient to absorb water contacting the plug wire, and the waterproof effect of the plug wire is improved, the problem that the anti-electromagnetic interference plug is poor in waterproof effect and easily causes short circuit of a plug wire is avoided.

Although the above patent document achieves the waterproof and storage-convenient effects of the plug cord, there are still some disadvantages:

1. the plug wire is generally connected with a plug for use, and only waterproof treatment is performed on the plug wire, which is obviously insufficient, so that in practical application, the waterproof of the joint of the plug and the socket is more important, and water can directly flow into a connecting gap to contact with the inserting sheet, so that short circuit is caused instantly, and the consequence is more serious;

2. the cotton that absorbs water saturation back, can only the natural evaporation moisture dry, and the time is longer, and in-process moisture stops on plug cord body surface or infiltrates inside, can lead to the line body to wet seriously for a long time, phenomenons such as fracture, influence safety in utilization.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, an anti-electromagnetic interference plug wire is provided so as to solve the problems that only waterproof treatment is carried out on the plug wire, a waterproof structure is not arranged on a plug, and the moisture evaporation of the water-absorbing cotton in the plug wire is slow, so that the use safety of a wire body is influenced in the background technology patent document.

To achieve the above object, there is provided an anti-electromagnetic interference plug cord, including:

the plug, the front end of plug is connected with the inserted sheet, and the rear end of plug is connected with the connection sheath, the inside of connecting the sheath is provided with the electromagnetic shield ring, and the rear end of connecting the sheath is connected with the line body to the sliding ring has been cup jointed on the surface of the line body, the outside of inserted sheet is provided with the elastic ring, and the inside first mounting groove of having seted up of the front end of elastic ring to the internally mounted of first mounting groove has the cotton ring that absorbs water, the slotted hole has been seted up at the upper and lower both ends of plug, and the inside of slotted hole is provided with elastic component, and elastic component's rear end is connected with the fastener structure.

Furthermore, the elastic component is provided with a sliding rod which penetrates through the plug to be connected with the elastic ring, a limiting block is fixed on the surface of the inner side of the sliding rod, a fixing sleeve is arranged on the rear side of the limiting block, the fixing sleeve is connected with the sliding rod in a sliding mode, and a horizontal spring is arranged between the limiting block and the fixing sleeve.

Furthermore, the rear end of slide bar and the movable section of thick bamboo fixed connection that fastener structure includes, and the inside of a movable section of thick bamboo is provided with movable chamber to the inside in activity chamber is provided with vertical spring, and the upper end of vertical spring is provided with the piston block, and the upper end of piston block is connected with the telescopic link, and the upper end of telescopic link is provided with the bulb, and the bulb keeps the elastic pressure contact with the last pore wall of slotted hole.

Further, the upper end and the lower end of the slotted hole are provided with clamping groove assemblies, the clamping groove assemblies are provided with clamping groove cavities which are formed in the outer hole walls of the slotted holes, sliding grooves are formed in two sides of the inner portions of the clamping groove cavities, sliding blocks are connected to the inner portions of the sliding grooves in a sliding mode, buttons are fixedly connected to the inner sides of the sliding blocks, and protruding blocks located on the outer sides of the plugs are arranged on the outer ends of the buttons.

Further, the inside of the line body is provided with the wire, and the outside of wire is provided with the protection rubber tube, and the outside of rubber tube is provided with the electromagnetic shield cover to the outside sleeve pipe that sets up to the PVC material of the line body.

Further, the second mounting groove of convex structure is seted up to the inside of the sheathed tube in the outside of the line body, and the inside of second mounting groove is pegged graft and is had the cotton sliver that absorbs water to the outside of the cotton sliver that absorbs water keeps pressure contact with the inside ball that sets up of sliding ring, and the inner tank wall sliding connection of ball and second mounting groove.

The anti-electromagnetic interference plug wire has the beneficial effects that the anti-electromagnetic interference plug wire utilizes the elastic ring, the first mounting groove and the water-absorbing cotton ring, the water-absorbing cotton ring is arranged on the surface of the socket outside the plug, so that the water is absorbed conveniently, the contact with the inserting piece is avoided, and the short circuit is caused; utilize electromagnetic shielding cover and electromagnetic shielding ring to carry out the electromagnetic shield to plug and the line body, and through the inside second mounting groove of the line body and the cotton sliver that absorbs water, be convenient for with the moisture absorption on line body surface, utilize the inside ball of the sliding ring in the line body outside, be convenient for at the inside reciprocating motion of second mounting groove, extrude the inside moisture of cotton sliver that absorbs water, the cotton sliver that absorbs water of being convenient for dries fast, reduces moisture dwell time, better protection line body.

Drawings

Fig. 1 is a schematic structural diagram of an anti-electromagnetic interference plug cord according to an embodiment of the present invention.

Fig. 2 is a schematic side view of an elastic ring according to an embodiment of the utility model.

Fig. 3 is a schematic structural diagram of a location a in fig. 1 according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram at B in fig. 1 according to an embodiment of the present invention.

FIG. 5 is a schematic view of a cross-sectional structure of a C-C device according to an embodiment of the present invention.

1. Inserting sheets; 2. a plug; 3. an electromagnetic shielding ring; 4. connecting a sheath; 5. a wire body; 6. a slip ring; 7. an elastic ring; 8. a first mounting groove; 9. a water-absorbing cotton ring; 10. a card slot assembly; 101. a button; 102. a slider; 103. a chute; 104. a slot clamping cavity; 11. a fastener structure; 111. a ball head; 112. a telescopic rod; 113. a piston block; 114. a vertical spring; 115. a movable cavity; 116. a movable barrel; 12. an elastic component; 121. a slide bar; 122. fixing a sleeve; 123. a horizontal spring; 124. a limiting block; 13. a ball bearing; 14. a second mounting groove; 15. a water-absorbing cotton sliver; 16. an electromagnetic shielding sleeve; 17. a slot hole.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.

Fig. 1 is a schematic structural diagram of an anti-electromagnetic interference plug wire according to an embodiment of the present invention, fig. 2 is a schematic structural diagram of an elastic ring according to an embodiment of the present invention, fig. 3 is a schematic structural diagram at a position a in fig. 1, fig. 4 is a schematic structural diagram at a position B in fig. 1 according to an embodiment of the present invention, and fig. 5 is a schematic structural diagram of a cross-section of C-C according to an embodiment of the present invention.

Referring to fig. 1 to 5, the present invention provides an anti-electromagnetic interference plug cord, including: the plug 2, a slip ring 6, an elastic ring 7, a slot assembly 10, a clamping piece structure 11 and an elastic assembly 12.

Specifically, the front end of plug 2 is connected with inserted sheet 1, and the rear end of plug 2 is connected with connection sheath 4, the inside of connection sheath 4 is provided with electromagnetic shield ring 3, and the rear end of connection sheath 4 is connected with the line body 5, and sliding ring 6 has been cup jointed on the surface of line body 5, the outside of inserted sheet 1 is provided with elastic ring 7, and elastic ring 7's front end is inside to be seted up first mounting groove 8, and the internally mounted of first mounting groove 8 has cotton ring 9 that absorbs water, slotted hole 17 has been seted up at the upper and lower both ends of plug 2, and the inside of slotted hole 17 is provided with elastic component 12, and elastic component 12's rear end is connected with fastener structure 11.

In this embodiment, the absorbent cotton ring 9 is clamped at the front end of the first mounting groove 8, protrudes outwards, and is provided with a detachable structure; the slot 17 is provided with an upper slot and a lower slot, and the slot 17 is communicated with the slot clamping cavity 104; the clamping piece structure 11 can be used as a limiting structure after the elastic component 12 is reset.

The elastic component 12 includes a sliding rod 121 passing through the plug 2 and connected with the elastic ring 7, a limiting block 124 is fixed on the inner side surface of the sliding rod 121, a fixing sleeve 122 is arranged on the rear side of the limiting block 124, the fixing sleeve 122 is connected with the sliding rod 121 in a sliding manner, and a horizontal spring 123 is arranged between the limiting block 124 and the fixing sleeve 122.

As a preferred embodiment, the sliding rod 121, the stopper 124, the horizontal spring 123 and the fixing sleeve 122 included in the elastic component 12 enable the elastic ring 7 to maintain elastic contact with the socket, thereby achieving a sealing effect and sufficiently absorbing moisture.

The rear end of the slide rod 121 is fixedly connected with a movable barrel 116 included by the card member structure 11, a movable cavity 115 is arranged inside the movable barrel 116, a vertical spring 114 is arranged inside the movable cavity 115, a piston block 113 is arranged at the upper end of the vertical spring 114, an expansion link 112 is connected to the upper end of the piston block 113, a ball head 111 is arranged at the upper end of the expansion link 112, and the ball head 111 is in elastic pressure contact with the upper hole wall of the slot hole 17.

As a preferred embodiment, the ball head 111 at the upper end of the telescopic rod 112 is in sliding elastic contact with the inner wall of the slot 17 through the vertical spring 114 and the piston block 113, so as to facilitate the horizontal movement of the sliding rod 121.

The upper and lower ends of the slotted hole 17 are provided with a clamping groove assembly 10, the clamping groove assembly 10 is provided with a clamping groove cavity 104 which is formed in the outer hole wall of the slotted hole 17, sliding grooves 103 are formed in two sides of the inner portion of the clamping groove cavity 104, sliding blocks 102 are connected inside the sliding grooves 103 in a sliding mode, buttons 101 are fixedly connected to the inner sides of the sliding blocks 102, and protruding blocks located on the outer side of the plug 2 are arranged at the outer ends of the buttons 101.

As a preferred embodiment, the sliding block 102, the sliding groove 103 and the clamping groove cavity 104 included in the clamping groove assembly 10 enable the ball 111 at the top of the telescopic rod 112 to be slidably clamped into the clamping groove cavity 104, so as to perform an elastic limiting function on the horizontal spring 123, prevent the horizontal spring 123 from rebounding and withdrawing the insert 1 from the socket, and reset the clamping structure 11 through the button 101.

A lead is arranged inside the wire body 5, a protective rubber tube is arranged outside the lead, an electromagnetic shielding sleeve 16 is arranged outside the rubber tube, and a sleeve made of PVC material is arranged outside the wire body 5; the inside of the outside sleeve pipe of the line body 5 has seted up the second mounting groove 14 of convex structure, and has pegged graft the tampon 15 in the inside of second mounting groove 14 to the outside of tampon 15 keeps pressure contact with the inside ball 13 that sets up of sliding ring 6, and the inner groove wall sliding connection of ball 13 and second mounting groove 14.

As a preferred embodiment, utilize electromagnetic shield cover 16 and electromagnetic shield ring 3 to carry out the electromagnetic shield to plug 2 and line body 5, and through the inside second mounting groove 14 of line body 5 and water absorption silver 15, be convenient for absorb the moisture on line body 5 surface, utilize the inside ball 13 of the sliding ring 6 in the line body 5 outside at the inside reciprocating motion of second mounting groove 14, extrude the inside moisture of water absorption silver 15, the water absorption silver 15 of being convenient for dries fast, reduces moisture dwell time, better protection line body 5.

The anti-electromagnetic interference plug wire can effectively solve the problems that only waterproof treatment is carried out on the plug wire, a waterproof structure is not arranged on a plug, moisture in the water-absorbing cotton in the plug wire is slowly evaporated, and the use safety of a wire body is influenced in the plug wire, the elastic ring, the first mounting groove and the water-absorbing cotton ring are utilized, the water-absorbing cotton ring is arranged on the surface of a socket on the outer side of the plug, so that moisture is conveniently absorbed, the contact with an inserting piece is avoided, and a short circuit is caused, the elastic ring is elastically contacted with the socket through the sliding rod, the limiting block, the horizontal spring and the fixing sleeve which are arranged on the elastic assembly, a sealing effect is achieved, moisture is fully absorbed, and the ball head on the top of the telescopic rod is clamped into the clamping groove cavity through the telescopic rod, the vertical spring and the movable barrel which are arranged on the clamping structure, and the sliding block, the sliding groove and the clamping groove cavity which are arranged on the clamping groove assembly, so that the horizontal spring performs elastic limitation, the clamping piece structure is reset through the button; utilize electromagnetic shielding cover and electromagnetic shielding ring to carry out electromagnetic shield to plug and the line body, and through the inside second mounting groove of the line body and the silver that absorbs water, be convenient for with the moisture absorption on line body surface, utilize the inside ball of the sliding ring in the line external side, be convenient for at the inside reciprocating motion of second mounting groove, the inside moisture extrusion of the silver that absorbs water comes out, the silver that absorbs water of being convenient for dries fast, reduces moisture dwell time, the better protection line body.

Claims

1. An anti-electromagnetic interference plug cord, comprising: the plug comprises a plug (2), the front end of the plug (2) is connected with an inserting piece (1), the rear end of the plug (2) is connected with a connecting sheath (4), an electromagnetic shielding ring (3) is arranged inside the connecting sheath (4), the rear end of the connecting sheath (4) is connected with a line body (5), a sliding ring (6) is sleeved on the surface of the line body (5), an elastic ring (7) is arranged outside the inserting piece (1), a first mounting groove (8) is formed inside the front end of the elastic ring (7), a water-absorbing cotton ring (9) is arranged inside the first mounting groove (8), slotted holes (17) are formed in the upper end and the lower end of the plug (2), an elastic component (12) is arranged inside the slotted holes (17), and a clamping piece structure (11) is connected to the rear end of the elastic component (12).

2. The anti-electromagnetic interference plug cord according to claim 1, wherein the elastic component (12) includes a sliding rod (121) passing through the plug (2) and connected to the elastic ring (7), a limiting block (124) is fixed on the inner side surface of the sliding rod (121), a fixing sleeve (122) is arranged on the rear side of the limiting block (124), the fixing sleeve (122) is slidably connected to the sliding rod (121), and a horizontal spring (123) is arranged between the limiting block (124) and the fixing sleeve (122).

3. The anti-electromagnetic interference plug cord according to claim 2, wherein the rear end of the sliding rod (121) is fixedly connected with a movable barrel (116) included in the clip structure (11), a movable cavity (115) is arranged inside the movable barrel (116), a vertical spring (114) is arranged inside the movable cavity (115), a piston block (113) is arranged at the upper end of the vertical spring (114), a telescopic rod (112) is connected to the upper end of the piston block (113), a ball head (111) is arranged at the upper end of the telescopic rod (112), and the ball head (111) is in elastic pressure contact with the upper hole wall of the slot hole (17).

4. The anti-electromagnetic interference plug cord according to claim 1, wherein the upper end and the lower end of the slot (17) are provided with a slot assembly (10), the slot assembly (10) comprises a slot cavity (104) formed in the outer wall of the slot (17), sliding grooves (103) are formed in two sides of the interior of the slot cavity (104), a sliding block (102) is connected to the inside of each sliding groove (103) in a sliding manner, a button (101) is fixedly connected to the inner side of each sliding block (102), and a protruding block located on the outer side of the plug (2) is arranged at the outer end of each button (101).

5. An anti-electromagnetic interference plug cord according to claim 1, characterized in that the inside of said cord body (5) is provided with a conducting wire, and the outside of the conducting wire is provided with a protective rubber tube, the outside of the rubber tube is provided with an electromagnetic shielding sleeve (16), and the outside of the cord body (5) is provided with a sleeve made of PVC material.

6. The anti-electromagnetic interference plug cord according to claim 5, wherein the second mounting groove (14) with a convex structure is formed in the outer sleeve of the cord body (5), a tampon (15) is inserted into the second mounting groove (14), the outer side of the tampon (15) is in pressure contact with balls (13) arranged in the slip ring (6), and the balls (13) are slidably connected with the inner groove wall of the second mounting groove (14).