阅读说明：本技术 一种大电流插头插座 (High-current plug and socket ) 是由 张贻涛 顾琳琳 于 2021-09-08 设计创作，主要内容包括：一种大电流插头插座,包括：插头、插座,插座上开有插孔,用于插头插入插座,还包括：触点机构、锁死机构,触点机构固定安装在插座内部,使电流通过触点机构,由插座到达插头,锁死机构固定安装在插座上,用于插头插入时,锁死插头,使得插头不能拔出,使用时,将插头上的卡槽对准插座上的卡头插入,插头插入插座后,锁死机构被触发,将插头锁住,同时,固定安装于插头下方的插头动触点通过导电片上设置的触点与插座静触点联通,插座静触点连接有电源,使得电流从插座静触点经过导电弹片和插头动触点到达插座,本方案可以实现大电流的通过,因为设置有锁死机构,插头与插座不会轻易脱落,从而提高了安全性,不会有触电的危险。(A high current plug and socket comprising: plug, socket, it has the jack to open on the socket for the plug inserts the socket, still includes: the contact mechanism, locking mechanism, contact mechanism fixed mounting is inside the socket, make the electric current pass through contact mechanism, reach the plug by the socket, locking mechanism fixed mounting is on the socket, when being used for the plug to insert, lock the plug, make the plug can not extract, during the use, aim at the dop on the socket with the draw-in groove on the plug and insert, the plug inserts behind the socket, locking mechanism is triggered, pin the plug, and simultaneously, the plug movable contact of fixed mounting below the plug passes through the contact that sets up on the conducting strip and socket stationary contact UNICOM, socket stationary contact is connected with the power, make the electric current reach the socket through electrically conductive shell fragment and plug movable contact from socket stationary contact, this scheme can realize passing through of heavy current, because be provided with locking mechanism, the plug can not drop easily with the socket, thereby the security has been improved, there is not the danger of electrocuteeing.)

1. A high current plug and socket comprising: plug (1), socket (2), it has the jack to open on socket (2) for plug (1) inserts socket (2), its characterized in that still includes: the contact mechanism (5) is fixedly arranged in the socket (2), and current passes through the contact mechanism (5) and reaches the plug (1) from the socket (2); locking mechanism (4) fixed mounting be in on socket (2) for when plug (1) inserts, locking plug (1).

2. A high current plug socket according to claim 1, wherein said contact mechanism (5) comprises: the plug comprises a plug movable contact (501), a socket fixed contact (502) and a conducting strip (503), wherein the plug movable contact (501) is fixedly installed on the plug (1), the socket fixed contact (502) is fixedly installed in the socket (2), the conducting strip (503) is elastically connected with the socket (2) through an elastic device (504), and when the plug (1) is inserted into the socket (2), two ends of the conducting strip (503) are respectively contacted with the plug movable contact (501) and the socket fixed contact (502).

3. A high current plug and socket according to claim 2, wherein said plug moving contact (501), socket fixed contact (502) and conducting strip (503) are provided in a plurality of numbers, and the number of the three is equal.

4. A high current plug and socket according to claim 1, wherein said locking mechanism (4) comprises: a deadlocking piece (401), a deadlocking lever (402); a dead locking piece groove is formed in the socket (2), the dead locking piece (401) is movably mounted in the dead locking piece groove, and a groove (101) is formed in the plug (1) and used for clamping the dead locking piece (401) when the plug (1) is inserted into the socket (2); the locking piece groove and the conducting strip (503) are provided with through holes, one end of the locking rod (402) is in sliding fit with the through holes, and the other end of the locking rod is in sliding connection with the socket (2) through a pushing device (404).

5. A high current plug and socket according to claim 4, wherein said socket (2) further defines at least one clamping recess, and said locking mechanism (4) further comprises: a clamping device (403), the clamping device (403) comprising: the clamping device comprises a clamping spring (4031) and a clamping piece (4032), wherein the clamping groove is elastically connected with the clamping piece (4032) through the clamping spring (4031), and a part of the clamping piece (4032) leaks outside the clamping groove.

6. A high current plug and socket according to claim 4 or 5, wherein said deadlocking member (401) is equally spaced from the clamping member (4032) inside the socket (2).

7. A high-current plug and socket according to claim 4 or 5, wherein said locking member (401) and clamping member (4032) are steel balls or cylinders, said locking bar (402) is a cone, the tip of said locking bar (402) abuts against said locking member (401), and the other end is connected to the pushing device (404).

8. A high current plug receptacle according to claim 4, wherein said urging means (404) comprises: the electromagnetic locking device comprises a coil sleeve (4041) and a travel switch (4045), wherein the coil sleeve (4041) is fixedly installed inside the socket (2), an electromagnetic coil (4042) is fixedly installed inside the coil sleeve (4041), an iron core (4043) is slidably connected inside the electromagnetic coil (4042), an insulating plate (4044) is fixedly installed at the upper end of the iron core (4043), the insulating plate (4044) is fixedly connected with the locking rod (402), the travel switch (4045) is fixedly installed on the inner wall of a jack of the socket (2), and the travel switch (4045) is electrically connected with the electromagnetic coil (4042); the socket (2) is further provided with a switch (202), the switch (202) is fixedly installed on the socket (2), and the switch (202) is electrically connected with the travel switch (4045).

9. A high current plug and socket according to claim 1, wherein said plug (1) is provided with a bayonet slot (102) and said socket (2) is provided with a clip (201) which is aligned for insertion in use.

Technical Field

The invention relates to the field of electrical equipment, in particular to a high-current plug and socket.

Technical Field

The plug and the socket of power are electrical equipment commonly used in daily life, and the plug and the socket of 50 to 250 ampere of electric currents all are metal direct contact type at present, and area of contact diminishes after the number of times of use increases, and resistance increase produces the fire hazard very easily, and the contact of current socket is direct to be connected with the live wire of power usually, and when personnel's accident or operation were not when stretching into the jack to the finger, the danger of electrocuteeing very easily has brought very big potential safety hazard.

For example, patent nos.: in the plug and the socket disclosed in the chinese patent of CN 108173035 a, magnetic attraction pieces are arranged in both the plug and the socket, and one end face of the plug is attached to one end face of the socket by magnetic attraction; the joint end face of the plug is provided with a power main circuit elastic contact protruding from the end face, and the joint end face of the socket is provided with a power main circuit fixed contact sunken into the end face; when the plug with the socket passes through the magnetic force and adsorbs the laminating and be connected, the main power way elastic contact of plug with the main power way fixed contact intercommunication of socket, plug and socket are connected with the magnetism mode of inhaling, and it can not be through great electric current to plug and socket drop easily, use unstability, and cause danger very easily.

Therefore, a high-current plug and socket is urgently needed to be invented, the problem that the existing plug and socket is low in passing current and easy to cause danger can be solved through high current and stable use.

Disclosure of Invention

In order to solve the problems, the invention provides a high-current plug and socket which solves the problems that the existing plug and socket is low in safety coefficient and small in through current through a locking mechanism and a contact mechanism.

The technical scheme adopted by the invention is as follows: a high current plug and socket comprising: plug, socket, it has the jack to open on the socket for the plug inserts the socket, still includes: the contact mechanism is fixedly arranged in the socket, and current passes through the contact mechanism and reaches the plug from the socket; the locking mechanism is fixedly arranged on the socket and used for locking the plug when the plug is inserted.

Further, the contact mechanism includes: the plug movable contact is fixedly arranged on the plug, the socket fixed contact is fixedly arranged in the socket, the conducting strip is elastically connected with the socket through an elastic device, and when the plug is inserted into the socket, two ends of the conducting strip are respectively contacted with the plug movable contact and the socket fixed contact.

Furthermore, the plug movable contact, the socket fixed contact and the conducting strip are all arranged in a plurality of numbers, and the numbers of the plug movable contact, the socket fixed contact and the conducting strip are correspondingly equal.

Further, the deadlocking mechanism includes: a deadlocking piece, a deadlocking lever; the socket is provided with a locking piece groove, the locking piece is movably arranged in the locking piece groove, and the plug is provided with a groove for clamping the locking piece when the plug is inserted into the socket; the locking piece groove and the conducting strip are provided with through holes, one end of the locking rod is in sliding fit with the through holes, and the other end of the locking rod is in sliding connection with the socket through a pushing device.

Further, still seted up one at least on the socket and pressed from both sides tight recess, the locking mechanism still includes: a clamping device, the clamping device comprising: the clamping groove is elastically connected with the clamping piece through the clamping spring, and one part of the clamping piece is exposed outside the clamping groove.

Further, the locking pieces and the clamping pieces are distributed at equal intervals inside the insertion holes of the socket.

Furthermore, the dead lock piece and the clamping piece are steel balls or cylinders, the dead lock rod is a cone, and the tip of the dead lock rod is abutted to the dead lock piece.

Further, the pushing means comprises: the coil sleeve is fixedly arranged inside the socket, the electromagnetic coil is fixedly arranged inside the coil sleeve, an iron core is connected inside the electromagnetic coil in a sliding mode, an insulating plate is fixedly arranged at the upper end of the iron core and fixedly connected with the locking rod, the travel switch is fixedly arranged on the inner wall of the socket jack, and the travel switch is electrically connected with the electromagnetic coil; the socket is further provided with a switch, the switch is fixedly installed on the socket, and the switch is electrically connected with the travel switch.

Furthermore, a clamping groove is formed in the plug, a clamping head is arranged on the socket, and the clamping groove is aligned with the clamping head to be inserted when the socket is used.

Due to the adoption of the technical scheme, the invention has the following advantages:

(1) according to the invention, through contact type contact power transmission, under the current with the same size, the plug and the socket are smaller in size, the space is saved, the large current can still be passed, the current cannot be weakened, the heat productivity is small, and the fire disaster is not easy to happen after long-time use.

(2) According to the invention, the plug and the socket can not be pulled out in the use process through the locking rod and the locking piece in the locking structure, and even if the plug is dragged in the power utilization process, the plug can not fall off from the socket, so that the safety is greatly improved, and the safety of power utilization personnel is ensured.

(3) According to the invention, the plug is further tightened when being inserted through the tightening device, the stability in the power utilization process is increased through mechanical tightening, and the safety of personnel is ensured.

(4) According to the invention, through the clamping groove and the clamping head, the contact can be completely contacted when the plug is inserted, the plug can be more accurately inserted, and the contact can not be contacted or is incompletely contacted due to inaccurate insertion.

Drawings

FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall mechanism of the present invention.

Fig. 3 is a schematic view of the overall structure of the plug of the present invention.

Fig. 4 is another angle view of the overall structure of the plug of the present invention.

Fig. 5 is a schematic view of the overall structure of the socket of the present invention.

Fig. 6 is another overall structure diagram of the socket of the present invention.

FIG. 7 is an enlarged view of the structure at A in FIG. 5 according to the present invention.

FIG. 8 is an enlarged view of the structure at B in FIG. 5 according to the present invention.

Fig. 9 is a schematic view of the overall structure of the contact mechanism of the present invention.

FIG. 10 is a schematic view of the overall structure of the pushing device of the present invention.

FIG. 11 is a schematic view of another pushing device according to the present invention.

Fig. 12 is a schematic diagram of the assembly structure of the insulating plate of the iron core of the invention.

Fig. 13 is a partial structural view of the contact mechanism of the present invention.

Fig. 14 is a schematic view of a conductive elastic sheet structure according to the present invention.

Reference numerals: 1-a plug; 101-a groove; 102-card slot; 201-clamping head; 202-a switch; 2-a socket; 4-a locking mechanism; 5-a contact mechanism; 401 — deadlocking; 402-a deadlocking lever; 403-a clamping device; 404-a pushing device; 4031-a clamp spring; 4032-a clamping member; 501-plug moving contact; 502-socket stationary contact; 503-a conductive sheet; 504-a resilient means; 4041-coil sleeve; 4042-electromagnetic coil; 4043-iron core; 4044-an insulating plate; 4045-travel switch.

Detailed Description

The invention discloses a high-current plug and socket, which can pass high current and has high safety coefficient. The technical solutions in the embodiments of the present invention are 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 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 should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In one embodiment, as shown in fig. 1, a high current plug receptacle comprises: plug 1, socket 2, it has the jack to open on the socket 2 for plug 1 inserts socket 2, still includes: contact mechanism 5, locking mechanism 4, contact mechanism 5 fixed mounting is inside socket 2, the electric current passes through contact mechanism 5, reach plug 1 by socket 2, locking mechanism 4 fixed mounting is on socket 2, locking mechanism 4 is used for when plug 1 inserts, lock plug 1, during the use, aim at the dop on the socket 2 with the draw-in groove on the plug 1 and insert, after plug 1 inserts socket 2, locking mechanism 4 is triggered, pin 1, make plug 1 can't extract socket 2, simultaneously, plug movable contact 501 fixed mounting in plug 1 below passes through conducting strip 503 and socket stationary contact 502 UNICOM, socket stationary contact 502 is connected with the power, make the electric current reach the socket from socket stationary contact 502 through conducting strip 503 and plug movable contact 501, accomplish the current pass.

As shown in fig. 9, 13 and 14, in another embodiment of the present embodiment, the contact mechanism 5 includes: the plug movable contact 501, the socket stationary contact 502, conducting strip 503, the plug movable contact 501 is fixedly mounted on the plug 1, the socket stationary contact 502 is fixedly mounted inside the socket 2, the conducting strip 503 is elastically connected with the socket 2 through the elastic device 504, when the plug 1 is inserted into the socket 2, both ends of the conducting strip 503 are provided with corresponding contacts to be respectively contacted with the plug movable contact 501 and the socket stationary contact 502, the elastic device 504 is set as a tension spring, both ends are respectively fixedly connected with the upper surface of the inner cavity of the socket 2 and the conducting strip 503, after the plug 1 is inserted, the plug movable contact 501 is contacted with the conducting strip 503, the current reaches the plug 1 through the plug movable contact 501, meanwhile, the elastic device 504 provides the pulling force to make the conducting strip 503 receive an upward force, so that the conducting strip 503 is contacted with the plug movable contact 501 and the socket stationary contact 502 more closely, and the passing current is larger.

As shown in fig. 9, in another embodiment of this embodiment, three plug movable contacts 501, three socket fixed contacts 502 and three conductive elastic pieces 503 are provided.

In another embodiment of this embodiment, as shown in fig. 2, the locking mechanism 4 comprises: a deadlocking piece 401, a deadlocking lever 402; a locking piece groove is formed in the socket 2, the locking piece 401 is movably mounted in the locking piece groove, and a groove is formed in the plug 1 and used for clamping the locking piece 401 when the plug 1 is inserted into the socket 2; dead recess of lock, conducting strip 503 all are equipped with the through-hole, dead pole 402 of lock passes dead recess of lock, the through-hole of conducting strip 503, and one end offsets with dead recess 401 of lock, the other end is connected with thrust unit, when plug 1 inserts in socket 2, thrust unit 404 promotes dead pole 402 of lock and upwards moves through the hole of dead recess bottom of lock, extrusion dead 401 of lock makes dead 401 of lock move to the recess of seting up on plug 1 in, make plug 1 fixed by dead 401 of lock, can't extract socket 2.

As shown in fig. 6-7, in another embodiment of this embodiment, the receptacle 2 further has five clamping grooves, and the locking mechanism 4 further includes: a clamping device 403, the clamping device 403 comprising: clamping spring 4031, clamping piece 4032, every clamping groove all has clamping piece 4032 through clamping spring 4031 elastic connection, clamping piece 4032 is partly naked to leak outside clamping groove, when plug 1 inserts, plug 1 extrusion clamping piece 4032 makes clamping piece 4032 get into clamping groove, and clamping spring 4031 receives pressure simultaneously for clamping piece 4032 extrudes plug 1, clamping plug 1

In another embodiment of this embodiment, as shown in fig. 6, the locking members 401 are equidistantly distributed inside the insertion hole of the socket 2 from the clamping member 4032, so as to clamp and lock the plug 1 when the plug 1 is inserted into the insertion hole of the socket 2.

As shown in fig. 6-7, in another embodiment of this embodiment, the deadlocking member 401 and the clamping member 4032 are steel balls or cylinders, the deadlocking lever 402 is a cone, the tip of the deadlocking lever 402 abuts against the deadlocking member 401, and the deadlocking lever 402 is a cone to lock the plug 1 more conveniently.

In another embodiment of this embodiment, as shown in fig. 10-12, the pushing device 404 comprises: coil sleeve 4041, travel switch 4045, coil sleeve 4041 fixed mounting is inside socket 2, coil sleeve 4041 inside fixed mounting has solenoid 4042, solenoid 4042 inside sliding connection has iron core 4043, iron core 4043 upper end fixed mounting has insulation board 4044, insulation board 4044 and dead lock pole 402 fixed connection, travel switch 4045 fixed mounting is on the inner wall of socket 2 jack, travel switch 4045 and solenoid 4042 electric connection, when plug 1 inserts socket 2, the travel switch 4045 that is located on socket 2 jack inner wall is triggered, solenoid 4042 circular telegram, make iron core 4043 rebound, promote the dead lock pole 402 upward movement simultaneously.

As shown in fig. 3 to 4, in another embodiment of this embodiment, a clamping groove is provided on the plug 1, and a clamping head is provided on the socket 2, when in use, the clamping groove is aligned with the clamping head to be inserted, so that the use is more convenient, and the two clamping grooves and the two clamping heads are provided.

As shown in fig. 5 to 6, in another embodiment of this embodiment, a switch 202 is further disposed on the socket 2, the switch 202 is fixedly mounted on the socket 2, the switch 202 is electrically connected to a travel switch 4045, when the switch 202 is turned on, the travel switch 4045 is activated, then the plug 1 is inserted, and after the plug 1 is inserted, the plug is locked by a locking mechanism 4, so that the plug 1 cannot be pulled out.

The working principle is as follows: when the plug 1 is used, firstly, a power supply is connected through a socket static contact 502 arranged in the socket 2, the switch 202 is turned on, then, the plug 1 is inserted into the socket 2, when the plug 1 is inserted, the stroke switch 4045 is triggered, the electromagnetic coil 4042 is started, the iron core 4043 drives the locking rod 402 to ascend, so that the locking piece 401 is extruded into a groove in the plug 1, and meanwhile, in the process of inserting the plug 1, the clamping device 403 clamps the plug 1, so that the plug 1 cannot be pulled out; the plug movable contact 501 on the plug 1 is communicated with the socket fixed contact 502 through the conducting strip 503, so that the current reaches the plug 1, when the plug 1 is pulled out, the switch 202 is closed, the locking mechanism 4 is closed, and the plug 1 is pulled out forcibly.