CN114361837A

CN114361837A - Embedded structure two-section protection type electric shock prevention power line plug

Info

Publication number: CN114361837A
Application number: CN202210054050.2A
Authority: CN
Inventors: 林文树; 乔元朝; 林文禄; 曹卫明
Original assignee: Tianchang Fuda Electronic Technology Co ltd
Current assignee: Tianchang Fuda Electronic Technology Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-04-15

Abstract

The invention relates to the technical field of power line plugs, in particular to a double-section protection type electric shock prevention power line plug with an embedded structure. The device at least comprises an insertion block, wherein a shell is arranged on the inner side of the insertion block in a sliding manner and used for blocking the outer side of the insertion block; the inner side of the shell is provided with a conductive rod, the conductive rod is used for being connected with the inserting plate and electrified, the inner side of the inserting block is provided with a sliding rail, a spring is arranged inside the sliding rail, the surface of the shell is provided with a sliding block, and the spring is used for pushing the shell out to reset; the lateral wall of sheath is installed the linking arm, and the sheath stretches out the outside of casing, and the sheath is used for making the prediction of position to the conducting rod. Insert the picture peg jack through the conducting rod, the casing receives to press, and the conducting rod stretches out the inboard of sheath downwards, and along with the male deepening, the casing blocks all the time on the picture peg, and the exposure of conducting rod is blocked all the time, avoids personnel to contact the conducting rod electric shock, through the sheath protrusion in the interlock design of casing, does benefit to next time personnel and aims at on the picture peg through the position of observing the sheath.

Description

Embedded structure two-section protection type electric shock prevention power line plug

Technical Field

The invention relates to the technical field of power line plugs, in particular to a double-section protection type electric shock prevention power line plug with an embedded structure.

Background

A power line plug is an apparatus which is matched and connected with a plug board to form electrification, the existing power line plug is mostly directly arranged at the end part of the apparatus, when the power line plug is used, the power line plug needs to be inserted into a jack corresponding to the plug board, wherein, in the process of inserting and extracting the power line plug, the power line plug gradually faces inwards and outwards along the jack, in the process, a conductive piece of the power line plug is exposed outwards and can go deep along with being inserted into the jack, but in the process of using the existing power line plug, a structure for blocking the conductive piece is not adapted to the insertion and extraction of the power line plug along with the movement of the conductive piece, so that personnel have the risk of electric shock in the process of inserting or extracting, if a hole position is directly arranged on the power line plug, a stop block is arranged in the hole position to block the conductive piece, the stop block retracts along with the insertion of the power line plug, when the conductive piece leaves the jack, the baffle extends out, and a certain gap is formed between the conductive piece and the baffle, so that the conductive piece is easy to shake in the using process; secondly, if the outside of power cord plug is directly equipped with mobilizable lantern ring, the sheltering from of lantern ring can influence personnel and can't aim at plug jack with electrically conductive when using the power cord plug. In view of this, we propose a dual-section protection type anti-electric shock power plug with an embedded structure to solve a series of problems existing in the current power plug.

Disclosure of Invention

The invention aims to provide a double-section protection type electric shock prevention power cord plug with an embedded structure, so as to solve the problems in the background technology.

In order to achieve the above object, the present invention provides a dual-section protection type anti-electric shock power line plug with an embedded structure, which at least comprises:

the inner side of the insertion block is provided with a shell in a sliding manner, and the shell is used for blocking the outer side of the insertion block;

the conductive rods are arranged on the inner side of the shell and are arranged on the side faces of the insertion blocks, the conductive rods are used for being connected with the insertion plate to be electrified, the inner side of the insertion blocks is provided with a slide rail, a spring is arranged inside the slide rail, a slide block is arranged on the surface of the shell and is positioned on the inner side of the slide rail to slide, the slide block is fixedly connected with one end of the spring, and the spring is used for pushing the shell out to reset;

the sheath, the sheath is located the inboard of casing, the quantity adaptation of sheath and conducting rod, the sheath cup joints the outside at the conducting rod, the linking arm is installed to the lateral wall of sheath, linking arm and casing fixed connection, the sheath stretches out the outside of casing, the sheath is used for making the foreshadowing of position to the conducting rod.

When the shell is used specifically, when the inserting block is placed and is not used, the sliding block can be subjected to the elastic force of the spring, the sliding block is pushed outwards out of the shell to slide to the outer side of the conducting rod, the conducting rod is subjected to range blocking, the conducting rod is guaranteed not to be accidentally collided when not used, the sheath moves along with the position of the shell synchronously under the connection of the connecting arm, the end part of the conducting rod is blocked by the sheath, the side of the sheath can protrude out of the shell, a worker can observe the position of the sheath to judge the position of the conducting rod, the worker can favorably align with the jack on the inserting plate when inserting the conducting rod subsequently, the conducting rod is guaranteed to be accurately inserted, and then the conducting rod close to the outer side of the shell is blocked and protected by secondary blocking of the sheath, so that the conducting rod is further prevented from being damaged; when the plug block is used and the conducting rod needs to be inserted into the jack of the plug board, the surface of the plug block is taken up and connected with the jack of the plug board according to the position corresponding to the sheath, the shell is pressed downwards by manpower, so that the conducting rod gradually extends out of the inner side of the sheath and downwards, the sheath and the shell are remained on the plug board, the shell is always blocked on the plug board along with the insertion, the shell is compressed to the inner side of the plug block, after the conducting rod is completely inserted onto the plug board, the position of the shell is synchronously fixed, in the process, the exposure of the conducting rod is always blocked, so that the possibility that a person contacts the conducting rod is avoided, the person cannot get an electric shock is ensured, in addition, when the plug block leaves the plug board, the plug block is dragged upwards, the shell can extrude the sliding block under the elastic force of the spring, so that the sliding block is pushed out of the sliding rail, and in the process, the shell is always positioned at the outer side of the conducting rod, also can guarantee when extracting the conducting rod, personnel can not contact the conducting rod for personnel can't get an electric shock, and the protrusion of sheath can guarantee in the interlock design of casing that the sheath resets the side of protrusion casing after the use simultaneously, does benefit to next time personnel and aims at on the picture peg through the position of sheath.

As a further improvement of the technical scheme, a concave cavity is formed in the inner side of the inserting block, the shell is located in the concave cavity and slides, and the concave cavity is matched with the shell in size.

As a further improvement of the technical scheme, a sliding groove is formed in the inner wall of the shell, the connecting arm is located in the sliding groove to slide, and the sliding groove is used for adjusting the position of the connecting arm.

As a further improvement of the technical scheme, a limiting plate is inserted into the inner wall of the sheath, the limiting plate is used for blocking and sealing one side of the sheath, and one side of the limiting plate is of a T-shaped structure.

As a further improvement of the technical scheme, the surface of the sheath is provided with cavities, the cavities are two groups which are oppositely arranged, and the limiting plate is positioned in the cavity to slide.

As a further improvement of the technical scheme, the connecting arm and the sliding groove can be locked through a bolt.

As a further improvement of the technical scheme, one side of the insertion block is hinged with a cover plate, the inside of the insertion block is communicated with a cable, and the cable is connected with the conducting rods through metal wires respectively.

As a further improvement of the technical scheme, a positioning plate is clamped on the outer side of the conducting rod and used for erasing dust attached to the conducting rod, and the side face of the positioning plate is located on the insertion block.

As a further improvement of the technical scheme, a positioning cavity is formed in the surface of the positioning plate, and the conducting rod is positioned in the positioning cavity to slide.

As a further improvement of the technical scheme, a notch is formed in the surface of the positioning plate, and a dragging rod is hinged to the inner side of the notch.

Compared with the prior art, the invention has the beneficial effects that:

1. in this power cord plug of embedded structure two-section protection formula protection against electric shock, slide to the outside of conducting rod through the casing, carry out the scope to the conducting rod and block, guarantee that the conducting rod can not receive unexpected collision when not using, and the sheath removes along with the position of casing in step, and the sheath blocks the tip of conducting rod, and the secondary of sheath blocks, accomplishes to being close to the casing outside conducting rod and blocks the protection, further avoids the conducting rod to receive the damage.

2. This kind of embedded structure two-section protection type prevents among power cord plug of electric shock, insert to the jack of picture peg through the conducting rod in, the casing receives simultaneously and presses, the conducting rod stretches out the inboard of sheath downwards, along with the inserted deepening, the casing blocks all the time on the picture peg, the exposure of this process conducting rod is blocked all the time, with the possibility of avoiding personnel to contact the conducting rod, thereby guarantee that personnel can't electrocute, when the picture peg leaves at the inserted block, the sheath protrusion is in the interlock design of casing, can guarantee that the sheath resets the side of protrusion casing after the use, do benefit to next time personnel and aim at on the picture peg through the position of observing the sheath

3. In this kind of embedded structure two-section protection formula protection against electric shock's power cord plug, when the exit position that stretches out the casing through adjusting the sheath was less, when the conducting rod inserted in the jack, the shared position that blocks of sheath reduced as far as for adaptation contact in conducting rod and the jack forms good circular telegram effect.

4. In this embedded structure two-section protection formula protection against electric shock's power cord plug, turn over along articulated department through the trailing rod and turn over, personnel's hand is held the trailing rod and can be dragged out the locating plate fast, and the trailing rod is for articulating in the notch, turns over when not using and folds in the notch, does not bulge the notch, can guarantee that the trailing rod can not influence the locating plate, guarantees that the size of locating plate can not receive the influence to the distance that the conducting rod inserted the jack.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a second overall view of the present invention;

FIG. 3 is a third schematic view of the overall structure of the present invention;

FIG. 4 is an exploded view of the insert and housing construction of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 at A according to the present invention;

FIG. 6 is a schematic view of the structure of the insert block of the present invention;

FIG. 7 is a schematic view of the housing structure of the present invention;

FIG. 8 is an exploded view of the sheath and retainer plate arrangement of the present invention;

FIG. 9 is a fourth embodiment of the present invention;

fig. 10 is a schematic structural view of a positioning plate of the present invention.

The various reference numbers in the figures mean:

1. inserting a block; 11. a slide rail; 12. a spring; 13. a concave cavity;

2. a housing; 21. a conductive rod; 22. a slider; 23. a sheath; 231. a cavity; 24. a connecting arm; 25. a limiting plate;

3. a cover plate;

4. a cable;

5. positioning a plate; 51. a positioning cavity; 52. a recess; 53. pulling the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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 and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Referring to fig. 1 to 10, the present embodiment provides a dual-section protection type anti-electric shock power plug with an embedded structure, which at least includes:

the inner side of the insertion block 1 is provided with a shell 2 in a sliding manner, and the shell 2 is used for blocking the outer side of the insertion block 1;

the plug comprises a shell 2, wherein the inner side of the shell 2 is provided with a plurality of conducting rods 21, the conducting rods 21 are arranged on the side surface of an inserting block 1, the conducting rods 21 are used for being connected with an inserting plate and electrified, the inner side of the inserting block 1 is provided with a sliding rail 11, a spring 12 is arranged inside the sliding rail 11, the surface of the shell 2 is provided with a sliding block 22, the sliding block 22 is positioned on the inner side of the sliding rail 11 and slides, the sliding block 22 is fixedly connected with one end of the spring 12, and the spring 12 is used for pushing out and resetting the shell 2;

sheath 23, sheath 23 are located the inboard of casing 2, and the quantity adaptation of sheath 23 and conducting rod 21, sheath 23 cup joint in the outside of conducting rod 21, and linking arm 24 is installed to the lateral wall of sheath 23, and linking arm 24 and casing 2 fixed connection, the sheath 23 stretch out the outside of casing 2, and sheath 23 is used for making the prediction of position to conducting rod 21.

When the housing 2 of the invention is used, when the plug block 1 is not used when being placed, the sliding block 22 can be applied with the elastic force of the spring 12, the sliding block 22 is pushed outwards out of the housing 2 and slides to the outer side of the conducting rod 21, the conducting rod 21 is blocked in range, the conducting rod 21 is ensured not to be collided accidentally when not in use, and the sheath 23 is connected by the connecting arm 24, the sheath 23 synchronously moves along with the position of the shell 2, the sheath 23 blocks the end of the conducting rod 21, and the side of the sheath 23 will protrude into the casing 2, so that the personnel can observe the position of the sheath 23 to judge the position of the conducting rod 21, which is beneficial to the following insertion, the person observes the sheath 23 to be beneficial to aligning with the jack on the plug board, ensures the conductive rod 21 to be inserted accurately, secondly, the secondary blocking of the sheath 23 is to block and protect the conducting rod 21 close to the outer side of the shell 2, so as to further prevent the conducting rod 21 from being damaged; when the plug block 1 is used and the conductive rod 21 needs to be inserted into the jack of the plug board, the surface of the plug block 1 is taken up, the plug board jack is connected with the corresponding position of the sheath 23, the manual pressing is downward, the shell 2 is synchronously pressed, so that the conductive rod 21 gradually extends out of the inner side of the sheath 23 and downward, the sheath 23 and the shell 2 can be left on the plug board, the shell 2 is always blocked on the plug board along with the insertion depth, the shell 2 can be compressed to the inner side of the plug block 1, after the conductive rod 21 is completely inserted on the plug board, the position of the shell 2 is synchronously fixed, in the process, the exposure of the conductive rod 21 is always blocked, the possibility that a person contacts the conductive rod 21 is avoided, and the person cannot get an electric shock is ensured, secondly, when the plug block 1 leaves the plug board, the plug block 1 moves upward, the shell 2 can extrude the sliding block 22 under the elastic force of the spring 12, so that the sliding block 22 is pushed out of the sliding rail 11, and this in-process casing 2 is located the outside of conducting rod 21 all the time, also can guarantee when extracting conducting rod 21, personnel can not touch conducting rod 21 for personnel can't get an electric shock, and the protrusion of sheath 23 can guarantee that sheath 23 resets the side that protrudes casing 2 after the use simultaneously in the interlock design of casing 2, does benefit to next time personnel and aims at on the picture peg through the position of sheath 23.

In order to enable the shell 2 to slide in the inner side of the inserting block 1 in an adaptive mode, the cavity 13 is formed in the inner side of the inserting block 1, the shell 2 is located inside the cavity 13 and slides, the cavity 13 is matched with the shell 2 in size, the shell 2 slides inwards along the cavity 13, the local part of the shell 2 can be retracted into the cavity 13, and the shell 2 and the cavity 13 are matched and attached to ensure that other dust and foreign matters cannot enter the cavity 13, so that accidents cannot occur when the shell 2 is used.

Considering that the position of the connecting arm 24 is fixed, the distance from the sheath 23 extending out of the shell 2 cannot be adjusted, and the position of the conducting rod 21 observed by a person in use is not exact enough, the inner wall of the shell 2 is provided with a sliding groove, the connecting arm 24 is positioned in the sliding groove and slides, the sliding groove is used for adjusting the position of the connecting arm 24, in order to achieve the best adaptive position of the sheath 23 in the shell 2, the connecting arm 24 slides along the sliding groove, when the extending position of the sheath 23 and the person observe the insert block 1, the connecting arm is matched with the visual angle of the eyes of the person, and the conducting rod 21 is favorably aligned and inserted into the insert plate jack; secondly, when the outlet position of the sheath 23 extending out of the housing 2 is adjusted to be smaller, when the conducting rod 21 is inserted into the jack, the blocking position occupied by the sheath 23 is reduced as much as possible, so that the conducting rod 21 is in adaptive contact with the jack, and a good electrifying effect is formed.

Furthermore, accessible bolt locking between linking arm 24 and the spout can be seted up multiunit connecting hole on spout and linking arm 24's surface, locks along the connecting hole through the bolt for linking arm 24 slides the back in the spout, and the position can directly be locked, can not unexpected rock, does benefit to sheath 23 and is using stopping conducting rod 21.

In order to solve conducting rod 21 and block the back in the side that receives sheath 23, casing 2 and sheath 23 are because of hollow structure for conducting rod 21's end easily receives unexpected collision damage, and the inner wall of sheath 23 is pegged graft and is had limiting plate 25, and limiting plate 25 is used for blockking one side of sheath 23 sealed, and one side of limiting plate 25 is "T" shape structure, for example when insert 1 level is placed on the desktop, and the part of small-size can touch conducting rod 21 and cause the damage, if: bolt and nut etc. when the inserted block 1 does not use, limiting plate 25 seals the opening side at sheath 23, and blocks conducting rod 21 for the end portion of conducting rod 21 is blockked in sheath 23, can not touched by the less part of size, reaches the protection.

Further, cavity 231 has been seted up on the surface of sheath 23, and cavity 231 is two sets of for relative setting, and limiting plate 25 is located and slides in cavity 231, slides along cavity 231 through limiting plate 25, can form the separation to the conducting rod 21 in the sheath 23, guarantees that conducting rod 21 can not touch the stereoplasm foreign matter and cause the damage to improve conducting rod 21's life, reduce the replacement cost.

Still further, one side of inserted block 1 articulates there is apron 3, and the inside intercommunication of inserted block 1 has cable 4, and cable 4 is equallyd divide through the wire and is connected respectively with conducting rod 21, and inserted block 1, conducting rod 21 and cable 4 constitute holistic plug structure, but normal use when inserting the picture peg.

In order to solve the problem that the conducting rod 21 is in the using process, dust is easily attached to the surface of the conducting rod 21, a positioning plate 5 is clamped on the outer side of the conducting rod 21, the positioning plate 5 is used for erasing the dust attached to the conducting rod 21, the side face of the positioning plate 5 is located on the insertion block 1 and integrated with the connecting arm 24 through a sheath 23, the sheath 23 is connected with a bolt in a sliding groove, after the conducting rod is used for a long time, the bolt is detached, the positioning plate 5 slides out along the side face of the insertion block 1, the positioning plate 5 rubs the side face of the conducting rod 21, and the dust attached to the surface is removed.

Furthermore, location chamber 51 has been seted up on the surface of locating plate 5, and conducting rod 21 is located and slides in location chamber 51, and wherein, location chamber 51 and the laminating of conducting rod 21 adaptation, when locating plate 5 slided out along inserted block 1 side, location chamber 51 is scraped the outside of conducting rod 21 and is wiped, guarantees that the dust is outwards scraped on locating plate 5 along location chamber 51, and it can to remove washing locating plate 5.

In order to solve the problem that the positioning plate 5 is not convenient to pull out manually, a notch 52 is formed in the surface of the positioning plate 5, a dragging rod 53 is hinged to the inner side of the notch 52, the dragging rod 53 is turned over along the hinged part, the dragging rod 53 can be quickly dragged out of the positioning plate 5 by being held by hands of people, wherein the dragging rod 53 is hinged into the notch 52, the dragging rod is folded into the notch 52 when not used, the notch 52 does not protrude, the dragging rod 53 can be ensured not to influence the positioning plate 5, and the size of the positioning plate 5 can not influence the distance of the conducting rod 21 inserted into the jack.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a power cord plug of embedded structure two-section protection formula protection against electric shock which characterized in that: at least comprises the following steps:

the plug-in block comprises an plug-in block (1), wherein a shell (2) slides on the inner side of the plug-in block (1), and the shell (2) is used for blocking the outer side of the plug-in block (1);

the novel plug-in connector comprises a shell (2), wherein a conductive rod (21) is arranged on the inner side of the shell (2), the conductive rod (21) is a plurality of, the conductive rod (21) is arranged on the side face of an insertion block (1), the conductive rod (21) is used for being connected with an insertion plate to be electrified, a sliding rail (11) is arranged on the inner side of the insertion block (1), a spring (12) is arranged inside the sliding rail (11), a sliding block (22) is arranged on the surface of the shell (2), the sliding block (22) is located on the inner side of the sliding rail (11) to slide, the sliding block (22) is fixedly connected with one end of the spring (12), and the spring (12) is used for pushing the shell (2) out to reset;

sheath (23), sheath (23) are located the inboard of casing (2), the quantity adaptation of sheath (23) and conducting rod (21), sheath (23) cup joint the outside at conducting rod (21), connecting arm (24) are installed to the lateral wall of sheath (23), connecting arm (24) and casing (2) fixed connection, the outside of casing (2) is stretched out in sheath (23), sheath (23) are used for making the foreshadowing of position to conducting rod (21).

2. The embedded structure dual-section protection type electric shock prevention power line plug of claim 1, which is characterized in that: cavity (13) have been seted up to the inboard of inserted block (1), casing (2) are located the inside slip of cavity (13), the size adaptation of cavity (13) and casing (2).

3. The embedded structure dual-section protection type electric shock prevention power line plug of claim 1, which is characterized in that: the inner wall of the shell (2) is provided with a sliding groove, the connecting arm (24) is located in the sliding groove to slide, and the sliding groove is used for adjusting the position of the connecting arm (24).

4. The embedded structure dual-section protection type electric shock prevention power line plug of claim 1, which is characterized in that: the inner wall of the sheath (23) is inserted with a limiting plate (25), the limiting plate (25) is used for blocking and sealing one side of the sheath (23), and one side of the limiting plate (25) is of a T-shaped structure.

5. The embedded structure dual-section protection type electric shock prevention power cord plug as claimed in claim 4, characterized in that: the surface of sheath (23) is seted up cavity (231), cavity (231) are two sets of that relative setting, limiting plate (25) are located cavity (231) and slide.

6. The embedded structure dual-section protection type electric shock prevention power line plug of claim 1, which is characterized in that: the connecting arm (24) and the sliding groove can be locked through a bolt.

7. The embedded structure dual-section protection type electric shock prevention power line plug of claim 1, which is characterized in that: one side of inserted block (1) articulates there is apron (3), the inside intercommunication of inserted block (1) has cable (4), cable (4) are equallyd divide through the wire and are connected respectively with conducting rod (21).

8. The embedded structure dual-section protection type electric shock prevention power line plug of claim 1, which is characterized in that: the outside joint of conducting rod (21) has locating plate (5), locating plate (5) are used for erasing adnexed dust on conducting rod (21), the side of locating plate (5) is located inserted block (1).

9. The embedded-structure double-section protection type electric shock prevention power cord plug as claimed in claim 8, characterized in that: the surface of the positioning plate (5) is provided with a positioning cavity (51), and the conducting rod (21) is positioned in the positioning cavity (51) to slide.

10. The embedded-structure double-section protection type electric shock prevention power cord plug as claimed in claim 8, characterized in that: a notch (52) is formed in the surface of the positioning plate (5), and a dragging rod (53) is hinged to the inner side of the notch (52).