CN112864704B

CN112864704B - Safety plug with locking anti-drop structure

Info

Publication number: CN112864704B
Application number: CN202110079620.9A
Authority: CN
Inventors: 林芊妍
Original assignee: State Grid Zhejiang Electric Power Co Ltd Hangzhou Lin'an District Power Supply Co
Current assignee: State Grid Zhejiang Electric Power Co Ltd Hangzhou Lin'an District Power Supply Co
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2022-11-18
Anticipated expiration: 2041-01-21
Also published as: CN112864704A

Abstract

The invention relates to the technical field of safety plugs, in particular to a safety plug with a locking anti-falling structure, which comprises a plug body, wherein the left side and the right side of the bottom end of the plug body are both connected with contact pins, the middle part of the top end of the plug body is connected with a connecting circuit, the left side and the right side of the inner top wall of the plug body are both connected with supporting plates, one sides corresponding to the two supporting plates are both connected with fixed plates, one sides corresponding to the two fixed plates are both connected with a batten, the left side and the right side of the batten are both vertically inserted with connectors, the upper ends of the connectors are both connected with connectors, and the left side and the right side of the inner bottom end of the plug body are both provided with mounting sleeves.

Description

Safety plug with locking anti-drop structure

Technical Field

The invention relates to the technical field of safety plugs, in particular to a safety plug with a locking anti-falling structure.

Background

The plug generally refers to the unfixed half, and the plug with the male contact is called a male plug; a plug with a female contact is called a female plug.

But current safety structure sets up on the socket most, generally with the position that safety shelf occupy like this too big, inconvenient use, also inconvenient carrying, safety structure at the plug is less, when using, when meetting the condition of circuit short circuit, lead to the plug and use the equipment damage of plug circular telegram also probably to burn easily, and the socket is from taking 220v electric current, it gets an electric shock to lead to easily after becoming flexible, fixing that can not be fine, consequently design a safety plug with lock anti-drop structure and solve this problem.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a safety plug with a locking anti-falling structure, which is convenient to fix the plug in use and prevent falling off, has the function of automatic power off and can unlock the fixation of the plug, so that the safety plug with the locking anti-falling structure has higher practicability and is safe to use.

In order to achieve the purpose, the invention adopts the following technical scheme:

a safety plug with a locking anti-falling structure is designed, and comprises a plug body, wherein the left side and the right side of the bottom end of the plug body are both connected with contact pins, the middle part of the top end of the plug body is connected with a connecting circuit, the left side and the right side of the inner top wall of the plug body are both connected with supporting plates, one sides of the two supporting plates, which correspond to the two supporting plates, are both connected with a batten, the left side and the right side of the batten are vertically inserted with connectors, the upper ends of the connectors are both connected with connectors, the left side and the right side of the inner bottom end of the plug body are both provided with mounting sleeves, the insides of the two mounting sleeves are both provided with pressing plates, the middle parts of the bottoms of the two pressing plates are both connected with clamping needles, the lower parts of the two sides, which correspond to each other, are both penetrated through the mounting sleeves and the plug body and extend to the lower ends of the mounting sleeves, the upper parts of the two mounting sleeves are respectively provided with a first spring, the upper parts of the pressing plates are contacted with the first springs, one corresponding side of the two mounting sleeves is vertically provided with a limiting rod, the lower parts of the two limiting rods are respectively sleeved with a movable block, the movable blocks are connected with the pressing plates through first connecting rods, one corresponding side of each of the two movable blocks is connected with a first clamping block, the upper parts of one corresponding sides of the two mounting sleeves are respectively provided with a fixed rod through a connecting block vertically, the upper parts of the two fixed rods are sequentially sleeved with a top block, a top plate and a magnetic block from bottom to top, one sides of the two top plates far away are respectively connected with a connecting lead through a fixed buckle, the lower ends of the two support plates are respectively connected with a magnet through second connecting rods, and the upper ends of the two magnets are respectively connected with a first lead, the lower extreme of first wire is connected with the contact pin, two one side that the kicking block is corresponding all is connected with the traction lever through first connecting piece, two one side that the installation cover is corresponding is connected with the bearing plate jointly, the upper end of bearing plate is equipped with the spout, the inboard middle part of spout is equipped with the fixing base, the horizontal pole has transversely been alternate in the upper end of fixing base, the left and right sides of horizontal pole all overlaps and is equipped with the cover block, two one side that the cover block was kept away from mutually all is connected with the sliding seat, two one side that the sliding seat was kept away from mutually all is equipped with the recess, two the inboard of recess all is equipped with the riser, two one side that the riser was kept away from mutually all is connected with the second fixture block, the second fixture block all runs through the installation cover and extends to its inside and first fixture block phase-match, two the inboard of recess all is equipped with the third spring, two the upper end of cover block all is connected with the traction lever through the second connecting piece, two one side lower part that the card needle is corresponding all is equipped with the screens groove, the inside of screens groove all is equipped with the welding of screens groove, the baffle, the middle part of baffle has the pin, two one side of baffle, two the corresponding of baffle all runs through the screens rod and extends to its outside and is connected with the dop.

Preferably, the front end and the rear end of the upper portion of the plug body are symmetrically provided with night lights which are induction lamps.

Preferably, the left and right sides of the plug body are symmetrically provided with anti-stepping heads, the two sides of the plug body are connected with telescopic rods on one sides corresponding to the anti-stepping heads, the left and right sides of the interior of the plug body are symmetrically provided with fixing frames, the telescopic rods penetrate through the plug body and the fixing frames and extend to the interior of the fixing frames, and the position, located between the fixing frames and the plug body, of the telescopic rods is sleeved with a fourth spring.

Preferably, the left and right sides of spout all sliding connection has the slider, two the upper end of slider all passes through third connecting rod and sliding seat fixed connection.

Preferably, the anti-stepping head is arc-shaped and made of soft rubber.

Preferably, the clamping pin is located on the inner side of the two contact pins and made of an insulating material.

Preferably, two one sides of the sleeve blocks corresponding to the fixing seats and located outside the cross rod are sleeved with second springs.

The invention provides a safety plug with a locking anti-falling structure, which has the beneficial effects that:

1. the plug body is taken up through the user and the contact pin is inserted in the jack of socket, at this moment, the contact pin enters into the socket, the contact pin also accompanies entering into the jack simultaneously, make socket extrusion dop, make the dop shrink make drive baffle extrusion connector, after entering into the socket, the connector can bounce the baffle, thereby pop out the dop with the socket joint, the first spring of card needle extrusion simultaneously, thereby drive the movable block on the gag lever post to inside motion, thereby drive first fixture block, the contact pin begins electrically conductive from first wire with the magnet get into behind the on-state, produce strong suction to the magnetic block, thereby drive roof plate upward movement, thereby drive the kicking block motion, make connecting wire and first wire be connected, be convenient for automatic cutout circuit when short circuit or power failure, guarantee its safety.

2. Thereby it drives the sleeve piece and moves to opposite direction to drive the traction lever through the rising of kicking block, thereby make and promote the sliding seat, thereby drive recess extrusion riser, make second fixture block and first fixture block joint mutually, drive the slider parallel sliding in the spout simultaneously, the kicking block descends when short circuit or outage, make the traction lever promote the sleeve piece and slide on the horizontal pole to the equidirectional, make and drive the sliding seat shrink, thereby time second fixture block and first fixture block phase separation, thereby make first spring pop out, promote the clamp plate, make and drive the card needle, thereby it is inconsistent with the picture peg to drive spacing bullet piece, thereby pop out the contact pin, make plug body and socket separate, when being convenient for emergency, automatic outage pops out, improve its security.

3. Through when using at night, when stepping on carelessly, only can step on and prevent stepping on the head to make its shrink, extrude the fourth spring, telescopic link is to the inside shrink of plug body under the injecion of mount, thereby the protection socket can judge the position to it through the night-light, is convenient for use to it, and has and prevents to be trampled its life.

Compared with the prior art, the safety plug is reasonable in structure, the plug can be conveniently fixed and prevented from falling off when in use, the automatic power-off function is realized, and meanwhile, the fixation of the plug can be unlocked, so that the safety plug with the locking anti-falling structure is higher in practicability and safe to use.

Drawings

Fig. 1 is a schematic front sectional view of a safety plug with a locking and anti-falling structure according to the present invention;

FIG. 2 is an enlarged structural view of a part of the safety plug with a locking and anti-falling structure according to the present invention;

FIG. 3 is a schematic view of a portion A of the apparatus according to the present invention;

FIG. 4 is a schematic structural diagram of a device of part B according to the present invention;

FIG. 5 is a schematic structural diagram of a part C device according to the present invention;

fig. 6 is a schematic left-side sectional view of a safety plug with a locking anti-falling structure according to the present invention;

fig. 7 is a schematic front view of a safety plug with a locking anti-falling structure according to the present invention;

fig. 8 is a left side view structural diagram of a safety plug with a locking anti-falling structure according to the present invention;

fig. 9 is a schematic top view of a safety plug with a locking anti-falling structure according to the present invention.

In the figure: the plug comprises a plug body 1, a contact pin 2, a connecting circuit 3, a night light 4, a stepping prevention head 5, a traction rod 6, a supporting plate 7, a first spring 8, a limiting elastic block 9, a clamping pin 10, an installation sleeve 11, a fixed rod 12, a first lead 13, a connecting lead 14, a magnet 15, a fixed plate 16, a connector 17, a connector 18, a baffle plate 19, a clamping head 20, a limiting rod 21, a first clamping block 22, a moving block 23, a pressing plate 24, a bearing plate 25, a sliding groove 26, a sliding block 27, a fixed seat 28, a cross rod 29, a sleeve block 30, a second spring 31, a movable seat 32, a second clamping block 33, a third spring 34, a vertical plate 35, a groove 36, a top block 37, a top plate 38, a magnetic block 39, a fixed frame 40, an expansion rod 41 and a fourth spring 42.

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.

Referring to fig. 1-9, a safety plug with locking anti-drop structure, including plug body 1, plug body 1's the bottom left and right sides all is connected with contact pin 2, plug body 1's top middle part is connected with interconnecting link 3, plug body 1's the inside roof left and right sides all is connected with backup pad 7, two backup pad 7 corresponding one sides all are connected with fixed plate 16, two fixed plate 16 corresponding one sides are connected with the slat jointly, the equal vertical interlude in the left and right sides of slat has connector 18, the upper end of connector 18 is connected with connector 17 jointly, plug body 1's the inside bottom left and right sides all is equipped with installation cover 11, two installation cover 11's inside all is equipped with clamp plate 24, two clamp plate 24's bottom middle part all is connected with card needle 10, card needle 10 is located two contact pin 2's inboard, card needle 10 is made for insulating material, be convenient for the fixed of plug, conveniently use it.

The lower portion of one side corresponding to two clamping pins 10 is connected with a limiting elastic block 9, the lower ends of the clamping pins 10 penetrate through an installation sleeve 11 and a plug body 1 and extend to the lower end of the clamping pins, a first spring 8 is arranged inside the two installation sleeves 11, the upper portion of a pressing plate 24 contacts with the first spring 8, a limiting rod 21 is vertically installed on one side corresponding to the inside of the two installation sleeves 11, a moving block 23 is sleeved on the lower portion of each of the two limiting rods 21, the moving block 23 is connected with the pressing plate 24 through a first connecting rod, one side corresponding to the two moving blocks 23 is connected with a first clamping block 22, a fixing rod 12 is vertically installed on the upper portion of one side corresponding to the two installation sleeves 11 through a connecting block, top blocks 37, a top plate 38 and a magnetic block 39 are sequentially sleeved on the upper portions of the two fixing rods 12 from bottom to top, one side corresponding to the two top plates 38 is connected with a connecting wire 14 through a fixing buckle, the lower ends of the two support plates 7 are connected with magnets 15 through a second connecting rod, the upper ends of the two magnets 15 are connected with a first wire 13, the lower end of the first wire 13 is connected with a contact pin 2, one side corresponding to the connecting block 37 is connected with a bearing plate 27, and a left slide block 26 are connected with a left slide block 26. Facilitating the strengthening of the stability of the structure.

The inboard middle part of spout 26 is equipped with fixing base 28, and horizontal pole 29 has transversely been alternate in the upper end of fixing base 28, and the left and right sides of horizontal pole 29 all overlaps and is equipped with collets 30, and two collets 30 and the corresponding one side of fixing base 28 and the outside that is located horizontal pole 29 all overlap and are equipped with second spring 31, the buffering of the structure of being convenient for increases its result of use.

One side that two cover slips 30 kept away from mutually all is connected with the sliding seat 32, one side that two sliding seat 32 kept away from mutually all is equipped with recess 36, the inboard of two recess 36 all is equipped with riser 35, one side that two riser 35 kept away from mutually all is connected with second fixture block 33, second fixture block 33 all runs through installation cover 11 and extends to its inside and first fixture block 22 phase-match, the inboard of two recess 36 all is equipped with third spring 34, the upper end of two cover slips 30 all is connected with traction lever 6 through the second connecting piece, two one side lower parts that the card needle 10 is corresponding all are equipped with the screens groove, the inside in screens groove all is equipped with baffle 19, the middle part welding of baffle 19 has the shelves pole, the corresponding one side of two shelves poles all runs through the screens groove and extends to its external connection has dop 20.

The left side and the right side of the plug body 1 are symmetrically provided with anti-treading heads 5, the anti-treading heads 5 are arc-shaped and made of soft rubber, and the protection structure is not easy to damage when being conveniently treaded.

The corresponding one side of head 5 is prevented stepping on in both sides all is connected with telescopic link 41, and the equal symmetry in inside left and right sides of plug body 1 is equipped with mount 40, and telescopic link 41 all runs through plug body 1 and mount 40 and extends to inside it, and the position cover that telescopic link 41 is located between mount 40 and plug body 1 is equipped with fourth spring 42, is convenient for the protection plug not stepped on bad easily, and barrier propterty is good.

Both ends all are equipped with night light 4 symmetrically around the upper portion of plug body 1, and night light 4 is the response lamp, uses when being convenient for night sight is not good, and is safe swift.

The working principle is as follows: when the plug is used, a user lifts the plug body 1 to insert the pin 2 into the jack of the socket, at the same time, the pin 2 enters the jack, the clamping pin 10 also enters the jack along with the jack, the jack extrudes the clamping head 20, so that the clamping head 20 contracts to drive the baffle plate 19 to extrude the connector 18, after the pin enters the socket, the connector 18 can bounce the baffle plate 19 to eject the clamping head 20 to be clamped with the jack, at the same time, the clamping pin 10 extrudes the first spring 8 to drive the moving block 23 to move inwards on the limiting rod 21 to drive the first clamping block 22, the pin 2 starts to conduct electricity, after the magnet 15 enters an electrified state from the first lead 13, the strong attraction force is generated on the magnetic block 39 to drive the top plate 38 to move upwards to drive the top block 37 to move, so that the connecting lead 14 is connected with the first lead 13, and the circuit is automatically disconnected when short circuit or power failure occurs, the safety is ensured, the traction rod 6 is driven by the rising of the top block 37 to drive the sleeve block 30 to move towards the opposite direction, so that the movable seat 32 is pushed, the groove 36 is driven to extrude the vertical plate 35, the second clamping block 33 is clamped with the first clamping block 22, meanwhile, the sliding block 27 is driven to slide in the sliding groove 26 in parallel, when short circuit or power failure occurs, the top block 37 descends, so that the traction rod 6 pushes the sleeve block 30 to slide on the cross rod 29 in the same direction, the movable seat 32 is driven to shrink, the second clamping block 33 is separated from the first clamping block 22, the first spring 8 is popped out, the pressing plate 24 is pushed, the clamping pin 10 is driven, the limiting elastic block 9 is driven to abut against the inserting plate, the inserting pin 2 is popped out, the plug body 1 is separated from the socket, when emergency occurs, the automatic power failure is popped out, the safety is improved, when the plug is used at night, when stepping on carelessly, only can step on and prevent stepping on head 5 to make its shrink, extrude fourth spring 42, telescopic link 41 is to the inside shrink of plug body 1 under the restriction of mount 40, thereby the protection socket can judge its position through night-light 4, is convenient for to its use, and has and prevents to be trampled, increases its life.

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 as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a safety plug with locking anti-drop structure, includes plug body (1), its characterized in that, the bottom left and right sides of plug body (1) all is connected with contact pin (2), the top mid-connection of plug body (1) has interconnecting link (3), the inside roof left and right sides of plug body (1) all is connected with backup pad (7), two backup pad (7) corresponding one side all is connected with fixed plate (16), two fixed plate (16) corresponding one side is connected with the slat jointly, the equal vertical interlude of the left and right sides of slat has connector (18), the upper end of connector (18) is connected with connector (17) jointly, the inside bottom left and right sides of plug body (1) all is equipped with installation cover (11), two the inside of installation cover (11) all is equipped with clamp plate (24), two the bottom middle part of clamp plate (24) all is connected with card needle (10), two the corresponding one side lower part of card needle (10) all is connected with spacing bullet piece (9), the lower extreme of card needle (10) all runs through installation cover (11) and plug body (1) and extends to its lower extreme spring (8) first corresponding one side of spring (11), two corresponding installation cover (11) are equipped with first spring (11), first spring (11) and first spring (8) first spring (11) are installed The lower parts of the two limiting rods (21) are respectively sleeved with a moving block (23), the moving blocks (23) are connected with a pressing plate (24) through a first connecting rod, one side, corresponding to the two moving blocks (23), is respectively connected with a first clamping block (22), the upper part, corresponding to the two mounting sleeves (11), is respectively vertically provided with a fixing rod (12) through a connecting block, the upper parts of the two fixing rods (12) are sequentially sleeved with a top block (37), a top plate (38) and a magnetic block (39) from bottom to top, one sides, far away from the two top plates (38), are respectively connected with a connecting wire (14) through a fixing buckle, the lower ends of the two supporting plates (7) are respectively connected with a magnet (15) through a second connecting rod, the upper ends of the two magnets (15) are respectively connected with a first wire (13), the lower ends of the first wires (13) are connected with a contact pin (2), one sides, corresponding to the two top blocks (37) are respectively connected with a traction rod (6) through a first connecting piece, one side, corresponding to the two mounting sleeves (11) are respectively connected with a bearing plate (25), the upper end of the bearing plate (25) is provided with a sliding groove (26), the left side and the right side of the sliding groove (28) is provided with a transverse sliding rod (29), and the sliding groove (29), the sliding groove (28) are respectively provided with the sliding groove (29), and the sliding groove (29), the sliding groove (28) respectively provided on the inner side of the sliding groove (29), one side, far away from each other, of each of the two sleeve blocks (30) is connected with a movable seat (32), one side, far away from each of the two movable seats (32) is provided with a groove (36), the inner sides of the two grooves (36) are provided with vertical plates (35), one side, far away from each of the two vertical plates (35) is connected with a second clamping block (33), each second clamping block (33) penetrates through the installation sleeve (11) and extends to the inside to be matched with the first clamping block (22), the inner sides of the two grooves (36) are provided with third springs (34), the upper ends of the two sleeve blocks (30) are connected with the traction rod (6) through second connecting pieces, the lower portion of one side, corresponding to each clamping needle (10), of each clamping groove is provided with a blocking plate (19), the middle of each blocking plate (19) is welded with a blocking rod, and one side, corresponding to each blocking rod, penetrates through the blocking groove and extends to the outside to be connected with a clamping head (20);

the front end and the rear end of the upper part of the plug body (1) are symmetrically provided with night lights (4), and the night lights (4) are induction lamps;

the left side and the right side of the plug body (1) are symmetrically provided with anti-treading heads (5), one side of each of the two sides, corresponding to the anti-treading heads (5), is connected with a telescopic rod (41), the left side and the right side of the interior of the plug body (1) are symmetrically provided with fixing frames (40), the telescopic rods (41) penetrate through the plug body (1) and the fixing frames (40) and extend into the interior of the plug body, and fourth springs (42) are sleeved at positions, located between the fixing frames (40) and the plug body (1), of the telescopic rods (41);

the left side and the right side of the sliding chute (26) are both connected with sliding blocks (27) in a sliding manner, and the upper ends of the two sliding blocks (27) are both fixedly connected with the movable seat (32) through a third connecting rod;

the anti-stepping head (5) is arc-shaped and made of soft rubber;

the clamping pins (10) are positioned on the inner sides of the two contact pins (2), and the clamping pins (10) are made of insulating materials; a second spring (31) is sleeved on one side of each of the two sleeve blocks (30) corresponding to the fixed seat (28) and positioned outside the cross rod (29);

when the plug is used, a user takes the plug body (1) to insert the contact pin (2) into a jack of a socket, at the moment, the contact pin (2) enters a socket, meanwhile, the contact pin (10) also enters the jack along with the jack, so that the socket extrudes the chuck (20), so that the chuck (20) contracts to drive the baffle (19) to extrude the connector (18), after the contact pin enters the socket, the connector (18) can bounce the baffle (19) to eject the chuck (20) to be clamped with the socket, simultaneously, the contact pin (10) extrudes the first spring (8), so as to drive the moving block (23) to move inwards on the limiting rod (21), so as to drive the first clamping block (22), the contact pin (2) starts to conduct electricity, after the magnet (15) enters an electrified state from the first lead (13), strong suction force is generated on the magnetic block (39), so as to drive the top plate (38) to move upwards, so as to drive the top block (37) to move, so that the connecting lead (14) is connected with the first lead (13), so that an automatic disconnection circuit is convenient to be in a short circuit or a power failure, so as to ensure that the safe disconnection of the contact pin is realized, so as to drive the second clamping block (30) to drive the lifting and the lifting of the first clamping block (32), so as to drive the lifting groove (32), meanwhile, the sliding block (27) is driven to slide in the sliding groove (26) in parallel, the top block (37) descends when short circuit or power failure occurs, the draw bar (6) is enabled to push the sleeve block (30) to slide on the cross bar (29) in the same direction, the movable seat (32) is driven to contract, the second clamping block (33) is separated from the first clamping block (22) in time, the first spring (8) is made to pop out, the pressing plate (24) is pushed, the clamping pin (10) is driven, the limiting elastic block (9) is driven to be abutted to the inserting plate, the inserting pin (2) is popped out, the plug body (1) is made to be separated from the socket, the automatic power-off popping is facilitated in case of emergency, the safety of the plug is improved, when the plug is used at night, only the anti-treading head (5) can be treaded on carelessly, the plug is made to contract, the fourth spring (42) is squeezed, the telescopic rod (41) contracts towards the inside of the plug body (1) under the limitation of the fixing frame (40), the socket is protected, the position of the night light can be judged by the night light (4), the night light, the service life of the night light can be conveniently treaded on the night, and the service life of the light is prolonged.