阅读说明：本技术 一种安全插头插座 (Safety plug and socket ) 是由 何海兵 于 2020-05-20 设计创作，主要内容包括：本发明公开了一种安全插头插座,包括插头盒和插座盒,所述插头盒通过安装螺栓固定安装,插头盒和插座和内均设有对应的压线机构,插头盒的底部开设有开口向下插头槽,插头槽内并排设有多个独立与插头压线机构导电的导电舌片,插头盒的顶部开设有开口向上插座槽,插座槽内设有多个独立与插座压线机构导电的导电夹片,插座槽和插头槽内配合设有防呆导向插接机构,导电夹片由两块弹性导电片并列构成,导电舌片通过防呆导向插接机构插入的两块弹性导电片之间并夹紧贴合,插头盒和插座盒的外侧板设有用于将插头盒和插座盒整体插接紧密的锁扣机构；本发明设置的插座插头可以防老化打火,快速接线和插接,防松动,阻燃防电弧更加安全。(The invention discloses a safety plug and socket, which comprises a plug box and a socket box, wherein the plug box is fixedly installed through an installation bolt, the plug box, the socket and the socket are respectively provided with a corresponding wire pressing mechanism, the bottom of the plug box is provided with a plug groove with a downward opening, a plurality of conductive tongue pieces which are independently and electrically conducted with the plug wire pressing mechanism are arranged in the plug groove side by side, the top of the plug box is provided with a socket groove with an upward opening, a plurality of conductive clamping pieces which are independently and electrically conducted with the socket wire pressing mechanism are arranged in the socket groove, a fool-proof guiding plugging mechanism is arranged in the socket groove and the plug groove in a matched manner, each conductive clamping piece is formed by two parallel elastic conductive sheets, each conductive tongue piece is clamped and attached between the two elastic conductive sheets inserted by the fool-proof guiding plugging mechanism, and the outer side plates of the plug box and the socket; the socket and the plug provided by the invention can prevent aging and ignition, realize quick wiring and plugging, prevent loosening, and realize flame retardance and arc prevention.)

1. A safety plug and socket comprises a plug box (1) and a socket box (2), wherein the plug box (1) is fixedly installed through a mounting bolt (11), and the safety plug and socket is characterized in that a plurality of plug wire pressing mechanisms connected with the outside are arranged in the plug box (1), a plug groove (12) with a downward opening is formed in the bottom of the plug box (1), a plurality of conductive tongues (4) independently conducting with the plug wire pressing mechanisms are arranged in the plug groove (12) side by side, a plurality of socket wire pressing mechanisms connected with the outside are arranged in the socket box (2), a socket groove (23) with an upward opening is formed in the top of the plug box (1), a plurality of conductive clamping pieces (3) independently conducting with the socket wire pressing mechanisms are arranged in the socket groove (23), a foolproof guiding plugging mechanism is arranged in the socket groove (23) and the plug groove (12) in a matched manner, and the conductive clamping pieces (3) are formed by two elastic blocks in parallel, the conductive tongue piece (4) is inserted between the two elastic conductive sheets of the plug box (3) through the foolproof guide inserting mechanism and tightly attached, and the outer side plates of the plug box (1) and the socket box (2) are provided with a locking mechanism for integrally inserting the plug box (1) and the socket box (2) tightly.

2. The safety plug and socket according to claim 1, wherein the plug wire pressing mechanism comprises a tongue piece fixing pressing piece (40), a tongue piece movable pressing piece (41) and a tongue piece wire pressing bolt (42), a plug wiring groove (15) communicated with the plug groove (12) is formed in the plug box (1), a plug wire hole (16) for inserting an external wire end is formed in the back of the plug wiring groove (15), the upper side and the lower side of the plug wiring groove (15) are respectively provided with the tongue piece movable pressing piece (41) and the tongue piece wire pressing bolt (42) in parallel and oppositely, the tongue piece wire pressing bolt (42) is fixedly connected with the tongue piece fixing pressing piece (40) and fixedly clamped in the plug wiring groove (15), the tongue piece movable pressing piece (41) is slidably clamped between the left inner wall and the right inner wall of the plug wiring groove (15), the tongue piece movable pressing piece (41) and the wire pressing tongue piece bolt (42) are connected in parallel through a tongue piece bolt (42) thread and a groove The line ball clearance, the line ball clearance is relative with plug line hole (16) position, and the regulation end of tongue piece line ball bolt (42) is located the fixed preforming (40) top of tongue piece, and the opening that is used for rotation regulation tongue piece line ball bolt (42) is seted up at the top of plug box (1).

3. The safety plug and socket according to claim 2, wherein the plug wiring groove (15) and the plug groove (12) are communicated with each other through a tongue piece clamping groove (14), the inner bottom surface of the tongue piece clamping groove (14) extending to the plug groove (12) is an L-shaped opening, the rear side wall of the conductive tongue piece (4) is clamped in the tongue piece clamping groove (14) on the inner bottom surface of the plug groove (12), and the rear end of the conductive tongue piece (4) passes through the tongue piece clamping groove (14) to enter the plug wiring groove (15) and is fixedly connected with a tongue piece wire pressing bolt (42) at the top of the plug wiring groove (15) after being bent along the inner wall of the left side of the plug wiring groove (15).

4. The safety plug and socket according to claim 1, wherein the socket wire pressing mechanism comprises a movable clamping piece (32), a fixed clamping piece (31) and a clamping wire pressing bolt (33), the socket box (2) is internally provided with a socket wiring nest (25) communicated with the socket groove (23), the bottom of the socket wiring nest (25) is provided with a notch for inserting an external wire end, the back of the socket wiring nest (25) is provided with a socket adjusting bolt hole (27), the back board of the socket wiring nest (25) is vertically provided with a fixed clamping piece (31) fixedly connected with the conductive clamping piece (3), the right front of the fixed clamping piece (31) is provided with a movable clamping piece (32) in parallel, and the movable clamping piece (32) and the fixed clamping piece (31) are connected through the clamping wire pressing bolt (33) in a threaded manner, a wire pressing cavity for wiring is reserved between the clamping piece movable pressing piece (32) and the clamping piece fixed pressing piece (31), the wire pressing cavity is opposite to the notch, and a clamping piece wire pressing bolt (33) penetrates into the socket wiring nest (25) from the rear panel of the socket box (2) through the socket adjusting bolt hole (27).

5. The safety plug and socket according to claim 4, characterized in that the bottom of the socket box (2) is provided with a wiring cavity (28) communicated with the gap, the two main sides of the wiring cavity (28) are provided with wire ports for wire inlet, and the wire ports are covered with plugs (29) for sealing.

6. The safety plug and socket of claim 4, characterized in that the plug box (1) and the socket box (2) are made of flame retardant insulating material, the outside of the back panel of the socket box (2) is covered with a box cover (21), and the box cover (21) is fixed outside of the back panel of the socket box (2) through a plurality of box cover bolts (22).

7. The safety plug and socket according to claim 4, wherein a limiting block (26) is fixed between the socket groove (23) and the socket wiring nest (25), the limiting block (26) is an insulating cylinder with a reversed-square-shaped cross section, the two elastic conducting sheets of the conducting clip (3) are bent and enclosed along the outer side wall of the limiting block (26) to form a conducting limiting ring (30), and the clip fixing pressing sheet (31) is fixed on the bottom surface of the conducting limiting ring (30) at the back.

8. The safety plug and socket of claim 1, wherein the fool-proof guiding insertion mechanism comprises a guiding insertion block (13) and guiding insertion grooves (24), the guiding insertion block (13) is fixed on the rear side of the plug slot (12) among the plurality of conductive tongue pieces (4), the guiding insertion block (13) and the conductive tongue pieces (4) are vertically arranged in parallel, the guiding insertion block (13) is a column with a T-shaped cross section, the top of the socket box (2) is provided with the guiding insertion grooves (24) with a T-shaped cross section, the guiding insertion block (13) is slidably inserted into the guiding insertion grooves (24), and the horizontal distance between the guiding insertion block (13) and the conductive tongue pieces (4) and the horizontal distance between the guiding insertion grooves (24) and the centers of the conductive clamping pieces (3) are communicated.

9. The safety plug and socket of claim 1, wherein the locking mechanism comprises a locking ring (10) rotatably fixed on the left and right side walls of the bottom of the plug box (1) and locking blocks (20) fixed on the left and right side walls of the middle of the socket box (2), the locking ring (10) is a ring-shaped buckle, the locking blocks (20) are wedge-shaped blocks with anti-skid grooves on the surface and inclined downwards, and the bottom wall of the locking ring (10) is locked on the anti-skid grooves on the inner bottom surface of the locking blocks (20).

Technical Field

The invention particularly relates to a socket plug, in particular to a safety plug and socket.

Background

Traditional plug passes through the socket inslot of plug conductive tongue piece disect insertion socket, the tongue piece leaks outward and can't guarantee the verticality of inserting the angle at the grafting in-process, it is askew to lead to the tongue piece to insert easily, need the manual observation to aim at, and the tongue piece that exposes produces the condition of striking sparks easily at the grafting in-process, the grafting process produces electric arc easily under the great condition of voltage, constitute certain threat to the manual work of operation, and grafting position tongue piece and socket groove are pegged graft inseparably, produce easily not hard up, lead to connecting unstably, also produce the condition of striking sparks easily, market bears the powerful plug and socket of power, their equipment height is all very high, can not use in the limited place of space height.

Therefore, there is a need for a safety plug and receptacle assembly that is safer, more compact, and less expensive to assemble.

Disclosure of Invention

The present invention is directed to a safety plug and socket to solve the above problems.

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

a safety plug and socket comprises a plug box and a socket box, wherein the plug box is fixedly installed through an installation bolt, a plurality of plug wire pressing mechanisms connected with the outside are arranged in the plug box, a plug groove with a downward opening is arranged at the bottom of the plug box, a plurality of conductive tongues which are independently conductive with the plug wire pressing mechanism are arranged in the plug groove side by side, a plurality of socket wire pressing mechanisms connected with the outside are arranged in the socket box, the top of the plug box is provided with a socket groove with an upward opening, a plurality of conductive clamping pieces which are independently conductive with the socket wire pressing mechanism are arranged in the socket groove, a foolproof guiding insertion mechanism is arranged in the socket groove and the plug groove in a matching way, the conductive clamping piece is formed by two elastic conductive sheets in parallel, the conductive tongue piece is tightly clamped and attached between the two elastic conductive sheets inserted by the fool-proof guiding insertion mechanism, and the outer side plates of the plug box and the socket box are provided with locking mechanisms for tightly inserting the plug box and the socket box integrally.

Further scheme: the plug wire pressing mechanism comprises a tongue piece fixing pressing piece, a tongue piece movable pressing piece and a tongue piece wire pressing bolt, a plug wiring groove communicated with the plug groove is arranged in the plug box, a plug wire hole for inserting an external wire end is arranged at the back of the plug wiring groove, the upper side and the lower side of the plug wiring groove are respectively provided with a tongue piece movable pressing sheet and a tongue piece line pressing bolt in parallel and oppositely, the tongue piece pressing line bolt is fixedly connected with the tongue piece fixing pressing sheet and is fixedly clamped in the plug wiring groove, the tongue piece activity preforming sliding card is between the inner wall about the plug wiring groove, and tongue piece activity preforming and tongue piece line ball bolt pass through tongue piece line ball bolt screw thread parallel connection and the centre reserve has the line ball clearance that outside end of a thread penetrated, and the line ball clearance is relative with plug thread hole position, and the regulation end of tongue piece line ball bolt is located the fixed preforming top of tongue piece, and the opening that is used for rotatory regulation tongue piece line ball bolt is seted up at the top of plug box.

Further scheme: the plug wiring groove with communicate with each other through the tongue piece draw-in groove of seting up between the plug groove, tongue piece draw-in groove opening extends to the inner bottom in plug groove and is the L type opening, and the back lateral wall card of conductive tongue piece is established in the tongue piece draw-in groove of plug inslot bottom surface, and the rear end of conductive tongue piece passes tongue piece draw-in groove and gets into in the plug wiring groove and buckle the back along plug wiring groove left side inner wall and with the tongue piece line ball bolt fixed connection at plug wiring groove top.

Further scheme: the socket wire pressing mechanism comprises a clamping piece movable pressing piece, a clamping piece fixing pressing piece and a clamping piece wire pressing bolt, a socket wiring nest communicated with a socket groove is arranged in the socket box, a notch used for inserting an external wire end is formed in the bottom of the socket wiring nest, a socket adjusting bolt hole is formed in the back of the socket wiring nest, a clamping piece fixing pressing piece fixedly connected with a conductive clamping piece is vertically arranged on a back backboard of the socket wiring nest, a clamping piece movable pressing piece is arranged in parallel right ahead of the clamping piece fixing pressing piece, the clamping piece movable pressing piece and the clamping piece fixing pressing piece are connected through clamping piece wire pressing bolt threads, a wire pressing cavity used for wiring is reserved between the clamping piece movable pressing piece and the clamping piece fixing pressing piece, the wire pressing cavity is opposite to the notch position, and the clamping piece wire pressing bolt penetrates into the socket wiring nest from a back panel.

Further scheme: the bottom of the socket box is provided with a wiring cavity communicated with the notch, wire ports for incoming wires are arranged on two main sides of the wiring cavity, and plugs for sealing are covered on the wire ports.

Further scheme: the plug box and the socket box are integrally made of flame-retardant insulating materials, a box cover is integrally covered on the outer side of the rear panel of the socket box, and the box cover is fixed on the outer side of the rear panel of the socket box through a plurality of box cover bolts.

Further scheme: a limiting block is fixed between the socket groove and the socket wiring nest, the limiting block is an insulating cylinder with a square-shaped cross section, the two elastic conducting sheets of the conducting clamping sheet are bent and encircled along the outer side wall of the limiting block to form a conducting limiting ring, and the clamping sheet fixing pressing sheet is fixed on the bottom surface of the conducting limiting ring, which is close to the back.

Further scheme: prevent slow-witted direction grafting mechanism and include direction inserted block and direction grafting recess, the direction inserted block is fixed at the edge at the back of the plug socket groove between the polylith conductive tongue piece, and the direction inserted block is the cylinder that the cross section is the T style of calligraphy with the parallel vertical setting of conductive tongue piece, the direction inserted block is the cross section, the direction grafting recess that the cross-section is the T style of calligraphy is seted up at the top of socket box, and in the direction inserted block sliding insertion direction grafting recess, the direction inserted block communicates with each other with the horizontal interval at conductive tongue piece's horizontal interval and direction grafting recess and conductive clamping piece center.

Further scheme: the locking mechanism comprises a locking ring and a locking block, wherein the locking ring is rotatably fixed on the left side wall and the right side wall of the plug box bottom, the locking block is fixed on the left side wall and the right side wall of the middle part of the socket box, the locking ring is an annular buckle, the locking block is a wedge-shaped block with an anti-skidding groove and downward inclination on the surface, and the bottom wall of the locking ring is buckled on the anti-skidding groove on the inner bottom surface of the locking block.

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

1. the mode that the conductive tongue piece is clamped by the left side and the right side of the conductive clamping piece in planar connection is adopted, so that the conductive area is increased, the surface load is reduced, the temperature of the contact conductive piece is effectively reduced, and the aging and the ignition are delayed;

2. the totally-sealed arc-proof design can reduce the probability of safety accidents caused by electric arcs in a limited way;

3. the foolproof guide design can avoid the malposition insertion, avoid the accident risk when the socket is used, and realize the normal plugging and unplugging by using the fixed guide at the position which can not be seen by eyes;

4. the wire is quickly connected, and the wire pressing sheet is designed, so that the wire can be firmly and effectively pressed, and the ignition risk is greatly reduced;

5. a locking buckle is designed to prevent the socket from loosening after a long time;

6. the flame-retardant insulation design ensures the safety.

7. The horizontal insertion structure and the combination of the socket and the plug realize low assembly height, can be normally plugged in and pulled out in an area with limited space height, and realize large current transmission.

Drawings

Fig. 1 is a schematic diagram of the internal structure of a safety plug and a safety socket.

Fig. 2 is a schematic structural view of the front part of the safety plug and socket.

Fig. 3 is a schematic view of the structure of fig. 1 when the plug case and the socket case are separated.

Fig. 4 is an exploded view of the plug box of the safety plug receptacle.

Fig. 5 is an exploded view of a receptacle box in a safety plug receptacle.

Fig. 6 is a schematic structural diagram of the back of the safety plug and the socket.

In the figure: the plug box 1, the latch ring 10, the mounting bolt 11, the plug groove 12, the direction inserted block 13, the tongue piece draw-in groove 14, the plug wiring groove 15, the plug wire hole 16, the socket box 2, the latch block 20, the lid 21, the lid bolt 22, the socket groove 23, the direction inserted groove 24, the socket wiring nest 25, the stopper 26, the socket adjusting bolt hole 27, the wiring cavity 28, the end cap 29, the conductive clip 3, the conductive limit ring 30, the clip fixing pressing sheet 31, the clip movable pressing sheet 32, the clip bolt 33, the conductive tongue piece 4, the tongue piece fixing pressing sheet 40, the tongue piece movable pressing sheet 41, and the tongue piece pressing bolt 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. 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.