CN2509749Y - Power supply socket & plug coupling device - Google Patents
Power supply socket & plug coupling device Download PDFInfo
- Publication number
- CN2509749Y CN2509749Y CN 01218210 CN01218210U CN2509749Y CN 2509749 Y CN2509749 Y CN 2509749Y CN 01218210 CN01218210 CN 01218210 CN 01218210 U CN01218210 U CN 01218210U CN 2509749 Y CN2509749 Y CN 2509749Y
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- plug
- pole plate
- socket
- waist shape
- groove
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Abstract
The utility model discloses an improved adapter of receptacles and plugs of electric appliance. The adapter overcomes the disadvantages of small contacting size, easy releasing, easy sparking-heating, imperfect earth and low safety in the conventional plug-socket connection. Compared with the existing receptacles and plugs, the utility model has the advantages of convenient operation, high reliability and safety. The device comprises a receptacle and a plug of electric appliance. The receptacle is formed by a round ground socket of which the inside of the end is equipped with a flat plate, symmetrical kidney current jacks which are positioned on the two sides of round holes, and the inside of which is equipped with a flat plate, and an end-side convex plate employed for clamp. Then the plug is provided with a kidney convex body, a groove and an electric appliance plug, wherein the top end of the kidney convex body is equipped with a convex tube which is connected with an earth pole plate, and the symmetrical ends of the two sides of the convex tube are equipped with an electric pole plate, then the groove is employed for clamp, and then the electric appliance plug is equipped with connection box. When the receptacle and the plug are in connection, the pole plates are connected by faces, the convex plate of the receptacle and the groove of the plug are tightly clamped with each other, and the pole plate and the plug are pressed tightly via a spring arranged inside the receptacle, thereby the connection between the electric appliance and the power source is achieved. The utility model is capable of being widely used on occasions such as households, factories, mechanic and electric facilities and the like.
Description
Technical field
The utility model relates to a kind of supply socket, plug coupling arrangement, specifically is a kind of improved supply socket and appliance plug, and both are coupled to each other for it, makes a kind of device of electrical equipment facility energized.
Background technology
As electric product, at present employed in social all trades and professions, be used for the electrical equipment facility is connected the device of power supply, mainly contain following several:
" two pole sockets ", as shown in Figure 1: end face has two jacks of symmetry at interval, all is equipped with the elastic copper sheet of clamped-in style in the jack, is mainly to need not the electrical equipment connection use of ground connection ground.
" two-wire plug ", as shown in Figure 2: end face is the plug-in type pole plate, pole plate insert behind two pole sockets by in the socket elastic copper sheet it is clamped, finish connection.Be used in more and need not on the ground protection ground electrical equipment facility.
" three pole sockets ", as shown in Figure 3: end face has at interval, and three strip jacks of different angles all are equipped with the clamped-in style copper sheet in the jack.Wherein the jack of certain angle and symmetry is arranged is supply hub to the right and left, vertical orientation be earth jack, be mainly the electrical equipment that needs ground connection and connect use.
" three-terminal polarized plus plug ", as shown in Figure 4: end face is the plug-in type pole plate, and positional alignment is corresponding in three pole sockets, three pole plates are clamped by elastic copper sheet respectively after inserting seat, finish connection.Be used in needs on the electrical equipment of the ground protection facility more.
Above-mentioned " two pole sockets, plug " and " three pole sockets, plug ", because of its structure, technology are simple, cost is low, is the electric product that China's regulation is used.The electrician committee of country has also stipulated manufacturing and safety standard, now is that social every profession and trade is popularized use.Elastic copper sheet contacts connection with the part of plug pole plate clamped-in style in the socket but because of all adopting on its structure, as shown in Figure 5, the socket of prior art, plug, contact area is little, contact resistance is big, it is little to pass through electric current, after plug for several times, and copper sheet elasticity variation, plug easily gets loose, need the energized of plug ability repeatedly, and occur the phenomenon of loose contact, switch-on and-off easily, brought very big inconvenience for the use of electrical equipment.When the socket and plug loose contact, contact resistance strengthens, and increases as appliance power, makes electric current strengthen, and then the connection place is easily struck sparks, generates heat, easily burnt socket, plug, even causes that fire has an accident.When socket and plug imperfect earth, the electric appliance metal shell is in a single day charged can not to leak into the earth by earthing device, very easily makes the human electric shock, the crisis personal safety.
For a long time, people are to supply socket, and appliance plug is thought a simple coupling arrangement, payes attention to deficiency, and existing socket, plug construction are too simple, bring very big inconvenience for people's life, work, have also brought potential safety hazard.
Summary of the invention
The purpose of this utility model is to provide a kind of improved supply socket, appliance plug coupling arrangement, compares with existing socket, plug to have characteristics easy to use, that reliability is high, safe.
The technical solution of the utility model relates to a kind of improved coupling arrangement that is used between electrical equipment and the power supply, this device comprises: that be used to power a, end face has in being the circular earth jack of plane pole plate and circular hole that the waist shape supply hub of plane pole plate is arranged in monosymmetric, be provided with the end face flange that is used for clamping, the supply socket that is constituted; One is used for protruding tube and the monosymmetric top of protruding tube electrical equipment, that the ground connection pole plate is put on the top and is equipped with the waist shape convex body of power supply pole plate and is provided with the groove that is used for clamping, and establishes the plug of terminal box; Pole plate veneer contact when socket connects in plug, the flange of socket be in the groove chucking of plug, and by spring compression pole plate and plug in the socket, finishes connecting of electrical equipment and power supply.
In the coupling arrangement of the present utility model, the main body profile of described socket is cylindric, have circle along the axle center of cylinder at its end face and disclose the hole, the hole be built-in with prevent from and diameter greater than the round sheet ground connection pole plate that shields circular hole, anticreep; And have the monosymmetric waist shape jack of diameter along the axle center at its end face greater than circular hole, two side holes be built-in with prevent from and diameter greater than mounting hole, waist shape sheet power supply pole plate; The waist shape jack degree of depth is greater than the degree of depth of circular socket holes; Be provided with in the socket in order to isolating the inwall of pole plate, and form separately independently jack chamber.Wherein, at interval the inner wall section of waist shape pole plate up and down both sides be the plane, the horizontal flange that the part panel between monosymmetric up and down, the waist shape jack that the inwall plane is vacant to be gone out is used do clamping; The equal plane of socket internal polar plate places the jack place, and establish separately independently, in order to compress the spring of pole plate, be equipped with the socket bottom of binding post, and be provided with and pass the line that spring, an end and binding post, the other end and pole plate join.
In the coupling arrangement of the present utility model, described plug is the plug-in type convex body that the bottom is provided with terminal box, is provided with protruding tube and circular flat cap shape ground connection pole plate placed on it along the end face of terminal box, and the pole plate inboard is provided with passes the earth terminal of protruding tube to terminal box; And be provided with diameter in its both sides greater than protruding tube along the axle center of protruding tube, and the symmetrical waist shape convex body of groove and waist shape cap shape power supply pole plate placed on it are established in the inboard, and the pole plate inboard is provided with by the power-line terminal of groove to terminal box; Waist shape convex body bottom has the transverse concave groove that is used for clamping in both sides up and down; And establish the bottom that is used to seal terminal box and fastening power line.
In the utility model coupling arrangement, described connection is the contact of the veneer between pole plate behind the plug insertion socket, and groove connects with the flange clamping type; Wherein, the connection of ground wire is finished in the contact of ground connection pole plate; The connection of power line is finished in the contact of power supply pole plate; The formed pole plate of spin friction after the insertion closely contacts, and rotates and make the clamping of plug groove and flange, and is provided with the direction sign that is used for clearly connecting situation in the end face of plug surface and socket; The socket inner spring acts on pole plate and plug.
Effect of the present utility model: because of adopting pole plate veneer contact under spring action, it is big to have contact area when socket, plug connection, and contact resistance is little, and is big by electric current, can continue to keep good contact between pole plate after the frequent plug.Because of adopting the bayonet type under the same spring action to connect, can make plug be difficult for getting loose.Compare with the socket, the plug that generally use have safety, connection is fastening, reliability is high, easy to use characteristics.And can be used in the place that needs frequent portable power source.Because of the selected traditional industry material and designed simple in structure that is, it is low therefore to make required precision, and the cost cost is low, only compares on the structure complexity slightly with existing socket, plug.
Description of drawings
Fig. 1 two pole socket profile schematic diagrames;
Fig. 2 two-wire plug profile schematic diagram;
Fig. 3 three pole socket profile schematic diagrames;
Fig. 4 three-terminal polarized plus plug profile schematic diagram;
Fig. 5 two pole sockets, plug connect schematic diagram;
Schematic diagram is looked on Fig. 6 plug of the present utility model left side;
Fig. 7 plug profile of the present utility model schematic diagram;
Schematic diagram is looked on Fig. 8 jack housing of the present utility model right side;
Schematic diagram is looked on Fig. 9 jack housing of the present utility model left side;
Figure 10 socket of the present utility model schematic diagram in kind;
Figure 11 plug of the present utility model schematic diagram in kind;
Figure 12 socket object construction of the present utility model schematic diagram;
Figure 13 plug object construction of the present utility model schematic diagram;
Figure 14 socket assembling of the present utility model sectional structure chart;
Figure 15 plug assembling of the present utility model sectional structure chart.
Description of symbols in the utility model accompanying drawing is as follows;
1 socket power jack, 2 plug-in power pack pole plates, 3 plug ground connection pole plates
4 outlet ground jacks, 5 socket power pole plates, 6 plug directions mark
7 socket direction signs, 8 jack housing, 9 plug convex body shells
10 matsurfaces, 11 plug bottoms, 12 outlet ground pole plates
13 power supply pole plate lines, 14 power-line terminals, 15 earth terminals
16 ground connection pole plate lines, 17 waist shape stage clips, 18 cylindricality stage clips
19 socket bottoms, 20 plug grooves, 21 socket flanges
Embodiment
Now in conjunction with the accompanying drawings the utility model is elaborated:
Fig. 6 to Figure 15 shows an embodiment of the present utility model, and it is one three pole socket, plug coupling arrangement, and described coupling arrangement is made up of socket, two parts of plug.Described socket is made of socket power pole plate 5, jack housing 8, outlet ground pole plate 12, power supply pole plate line 13, power-line terminal 14, earth terminal 15, ground connection pole plate line 16, waist shape stage clip 17, cylindricality stage clip 18 and socket bottom 19; Described plug is made of plug-in power pack pole plate 2, plug ground connection pole plate 3, plug convex body shell 9, plug bottom 11, power-line terminal 14 and earth terminal 15.
As Figure 10, Figure 12 and shown in Figure 14, the end face of the female component in the utility model has in being the circular earth jack of dull and stereotyped pole plate and circular hole the waist shape supply hub of plane pole plate to be arranged in monosymmetric, and is provided with the end face flange that is used for clamping; The main body profile of described jack housing 8 is cylindric, has circular outlet ground jack 4 along the axle center of cylinder at its end face, the hole be built-in with prevent from and diameter greater than the round sheet outlet ground pole plate 12 that shields circular hole, anticreep; And have the monosymmetric waist shape socket power jack 1 of diameter along the axle center at its end face greater than circular hole, be respectively arranged with in socket power jack 1 hole, both sides prevent from and diameter greater than mounting hole, waist shape sub-edge connector power supply pole plate 5; The degree of depth of the socket power jack 1 of described waist shape is greater than the degree of depth of the outlet ground jack 4 of circle.
In described socket, be provided with in order to isolate the inwall of pole plate, and form separately independently jack chamber, wherein, at interval the inner wall section of waist shape socket power pole plate 5 up and down both sides be the plane, the transverse socket flange 21 that the part panel between monosymmetric up and down, the waist shape jack that the inwall plane is vacant to be gone out is used do clamping.
Described two socket power pole plates 5 equal planes place socket power jack 1 place, and establish separately independently, in order to compress the waist shape spring 17 of pole plate, described socket also is provided with the socket bottom 19 that passes power-line terminal 14 and earth terminal 15 respectively, be provided with power supply pole plate line 13 between described socket power pole plate 5 and the power-line terminal 14, on described power supply pole plate line 13, be set with waist shape spring 17; Be provided with ground connection pole plate line 16 between described outlet ground pole plate 12 and the described earth terminal 15, on described ground connection pole plate line 16, be set with cylindrical spring 18.
Described power supply pole plate line 13 and ground connection pole plate line 16 all adopt " copper multiply braiding flexible cord ", require to have pliability, anti-bending, and electric current is big, more preferably greater than 10 amperes.Power supply pole plate line 13, ground connection pole plate line 16 all adopt welding with being connected of socket power pole plate 5, outlet ground pole plate 12, power-line terminal 14 and earth terminal 15 respectively.Require that pad is little, stretching resistance, be difficult for sealing-off.Have two or three strip holes on the socket bottom 19, if have two described strip holes, then be provided with power-line terminal 14 in the strip hole separately,, then be respectively arranged with two power-line terminals 14 and a ground connection binding post 15 within it if having three described strip holes.
As Figure 11, Figure 13 and shown in Figure 15, the top of male component is provided with the ground connection pole plate in the utility model protruding tube and the monosymmetric top of protruding tube are equipped with the waist shape plug convex body 9 of power supply pole plate and are provided with the plug groove 20 that is used for clamping, the bottom of described plug is provided with the male adapter convex body 9 of terminal box, end face along terminal box is provided with protruding tube and circular flat cap shape plug ground connection pole plate 3 placed on it, and plug ground connection pole plate 3 inboards are provided with passes the earth terminal 15 of protruding tube to terminal box; And be provided with diameter in its both sides greater than protruding tube along the axle center of protruding tube, and the symmetrical waist shape convex body of groove and waist shape cap shape plug-in power pack pole plate 2 placed on it are established in the inboard, and the inboard of plug-in power pack pole plate 2 is provided with by the power-line terminal 14 of plug groove 20 to terminal box; The both sides up and down that are positioned at waist shape plug convex body 9 have the plug groove 20 that is used for clamping; And establish the plug bottom 11 that is used to seal terminal box and fastening power line.
Described plug ground connection pole plate 3 is made the cap shape and is placed on the protruding tube, is unlikely slippage; Described plug-in power pack pole plate 2 adopts to stretch or be bent into waist shape cap shape and places and be unlikely slippage on the convex body; The Surface Machining of described plug convex body shell becomes matsurface 10, or strip or convex dot shape are so that rotation; The afterbody of described plug bottom 11 is established screw, is convenient to install mould the fastening power line of headless screw firmly.
The pole plate 2,3,5 of the socket and plug in the utility model and 12 and the material of binding post 14 and 15 all can adopt sheet copper, and the surface carries out the anti-oxidation processing of nonisulated property, is equipped with screw on the binding post 14 and 15, mounting screw is used for wiring.Socket bottom 19, jack housing 8, disclose a convex body shell 9, plug bottom 11 and headless screw, all adopt engineering plastics, require to have anti-puncture, good insulating, high temperature resistant, thermal deformation is little, intensity height, the advantage that is difficult for breaking.
The connection of the utility model socket and plug is that the veneer between pole plate contacts behind the plug insertion socket, and its plug groove 20 connects with socket flange 21 clamping types; Ground connection pole plate 3 and 12 contact are finished the connection of ground wire.Power supply pole plate 2 and 5 contact are finished the connection of power line; Rotary connector makes above-mentioned plug and socket pole plate rub and closely contact after inserting plug, and rotary connector makes the clamping of plug groove 20 and socket flange 21, and the end face of plug surface and socket is provided with the direction sign 6 and 7 that is used for clearly connecting situation.
Socket of the present utility model, plug promptly can be made into " two pole sockets, plug " when when having removed the middle ground structure division, and make and simplify the structure, and can be used on the electrical equipment facility that need not ground protection; " two pole sockets " can a plurality ofly make up with the socket " three pole sockets " of existing ground structure, makes the insert row formula.And " two utmost points are disclosed head " can be used on " three pole sockets ", improved interoperability.
In addition, the entering of moisture and dust in order to prevent to use can be provided with circular or square end cap at the end face of socket power jack 1 and outlet ground jack 4, a side of its end cap for axle turn fixing, the structure of opposite side for opening vertically upward.Like this, the utility model can be used for high humidity and the more environment of dust, as bathroom, factory etc., and plays and also can protect socket when socket is stopped using, and has improved security performance.
Connection procedure of the present utility model is: during plug insertion socket, its ground connection pole plate 3 and 12 and both sides power supply pole plate 2 and 5 under the effect of socket interior cylindrical spring 18 and waist shape spring 17 mutually veneer compress, form path.Socket internal polar plate 5 and 12 displacements backward at this moment, spring 17 and 18 is compressed.After plug end was inserted socket fully, socket was to right rotation, and socket direction sign 7 is alignd with plug direction mark 8, show that promptly socket is rotated in place, plug groove 20 blocks with socket flange 21, also plug is compressed unlikely loose or dislocation when the spring 17 and 18 in socket compresses pole plate.Because of the pole plate area on the socket greater than plug pole plate area, the plug rotation time only changes the position and contact area is constant.Friction during rotation between pole plate has strengthened the interpolar contact, has reduced contact resistance.When plug breaks away from socket, rotary connector left, plug groove 20 leaves socket flange 21, discloses head and ejects under socket inner spring 17 and 18 effects, finishes disengaging.Socket internal polar plate and spring reset are so far finished once connection---the overall process of disconnection.
In the utility model the degree of depth of socket power jack 1 greater than the degree of depth of outlet ground jack 4, when socket and plug connected, plug ground connection pole plate 3 and outlet ground pole plate 12 contacted earlier, plug-in power pack pole plate 2 contacts with socket power pole plate 5 then; During disengaging, plug-in power pack pole plate 2 breaks away from earlier with socket power pole plate 5, and then plug ground connection pole plate 3 breaks away from outlet ground pole plate 12; Like this, the electrical equipment facility can reach reliable ground, plays the safeguard protection effect.
Claims (4)
1. improved coupling arrangement that is used between electrical equipment and the power supply, it is characterized in that this device comprises: that be used to power a, end face has in being the circular earth jack of plane pole plate and circular hole that the waist shape supply hub of plane pole plate is arranged in monosymmetric, be provided with the end face flange that is used for clamping, the supply socket that is constituted;
One is used for protruding tube and the monosymmetric top of protruding tube electrical equipment, that the ground connection pole plate is put on the top and is equipped with the waist shape convex body of power supply pole plate and is provided with the groove that is used for clamping, and establishes the plug of terminal box;
Pole plate veneer contact when socket connects in plug, the flange of socket be in the groove chucking of plug, and by spring compression pole plate and plug in the socket, finishes connecting of electrical equipment and power supply.
2. coupling arrangement as claimed in claim 1, the main body profile that it is characterized in that described socket is cylindric, axle center along cylinder has circular socket holes at its end face, the hole be built-in with prevent from and diameter greater than the round sheet ground connection pole plate that shields circular hole, anticreep; And have the monosymmetric waist shape jack of diameter along the axle center at its end face greater than circular hole, two side holes be built-in with prevent from and diameter greater than mounting hole, waist shape sheet power supply pole plate; The waist shape jack degree of depth is greater than the degree of depth of circular socket holes;
Be provided with in the socket in order to isolating the inwall of pole plate, and form separately independently jack chamber; Wherein, at interval the inner wall section of waist shape pole plate up and down both sides be the plane, the horizontal flange that the part panel between monosymmetric up and down, the waist shape jack that the inwall plane is vacant to be gone out is used do clamping;
The equal plane of socket internal polar plate places the jack place, and establish separately independently, in order to compress the spring of pole plate, be equipped with the socket bottom of binding post, and be provided with and pass the line that spring, an end and binding post, the other end and pole plate join.
3. coupling arrangement as claimed in claim 2, it is characterized in that described plug is the plug-in type convex body that the bottom is provided with terminal box, end face along terminal box is provided with protruding tube and circular flat cap shape ground connection pole plate placed on it, and the pole plate inboard is provided with passes the earth terminal of protruding tube to terminal box; And be provided with diameter in its both sides greater than protruding tube along the axle center of protruding tube, and the symmetrical waist shape convex body of groove and waist shape cap shape power supply pole plate placed on it are established in the inboard, and the pole plate inboard is provided with by the power-line terminal of groove to terminal box;
Waist shape convex body bottom has the transverse concave groove that is used for clamping in both sides up and down; And establish the bottom that is used to seal terminal box and fastening power line.
4. coupling arrangement as claimed in claim 1 is characterized in that described connection is the contact of the veneer between pole plate behind the plug insertion socket, and groove connects with the flange clamping type;
Wherein, the connection of ground wire is finished in the contact of ground connection pole plate; The connection of power line is finished in the contact of power supply pole plate; The formed pole plate of spin friction after the insertion closely contacts, and rotates and make the clamping of plug groove and flange, and is provided with the direction sign that is used for clearly connecting situation in the end face of plug surface and socket; The socket inner spring acts on pole plate and plug
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01218210 CN2509749Y (en) | 2001-03-26 | 2001-03-26 | Power supply socket & plug coupling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01218210 CN2509749Y (en) | 2001-03-26 | 2001-03-26 | Power supply socket & plug coupling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2509749Y true CN2509749Y (en) | 2002-09-04 |
Family
ID=33636287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01218210 Expired - Fee Related CN2509749Y (en) | 2001-03-26 | 2001-03-26 | Power supply socket & plug coupling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2509749Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014082582A1 (en) * | 2012-11-30 | 2014-06-05 | 重庆富士特电控有限公司 | Surface contact plug and socket |
| CN104134884A (en) * | 2014-08-18 | 2014-11-05 | 厦门义兰德机电工程有限公司 | Three-phase integrated safety plug socket |
| CN107425331A (en) * | 2016-04-19 | 2017-12-01 | 法拉第未来公司 | Charge connector for electric car |
| CN108039614A (en) * | 2014-06-08 | 2018-05-15 | 曹小娟 | It is a kind of to make connector of the surface of electronic device without obvious groove |
-
2001
- 2001-03-26 CN CN 01218210 patent/CN2509749Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014082582A1 (en) * | 2012-11-30 | 2014-06-05 | 重庆富士特电控有限公司 | Surface contact plug and socket |
| US9685742B2 (en) | 2012-11-30 | 2017-06-20 | First Electric Ing. Chongqing | Surface contact plug and socket |
| KR101796847B1 (en) | 2012-11-30 | 2017-11-10 | 퍼스트 일렉트릭 아이엔지. 충칭 | Surface contact plug and socket |
| RU2658309C2 (en) * | 2012-11-30 | 2018-06-20 | Фэст Электрик Инг. Чонгтсин | Dismountable electrical connector with the contact surface |
| CN108039614A (en) * | 2014-06-08 | 2018-05-15 | 曹小娟 | It is a kind of to make connector of the surface of electronic device without obvious groove |
| CN108039605A (en) * | 2014-06-08 | 2018-05-15 | 曹小娟 | A kind of electronic device connector of surface without obvious groove |
| CN104134884A (en) * | 2014-08-18 | 2014-11-05 | 厦门义兰德机电工程有限公司 | Three-phase integrated safety plug socket |
| CN107425331A (en) * | 2016-04-19 | 2017-12-01 | 法拉第未来公司 | Charge connector for electric car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |