CN202142679U - Short circuit electric connector - Google Patents
Short circuit electric connector Download PDFInfo
- Publication number
- CN202142679U CN202142679U CN201120248135U CN201120248135U CN202142679U CN 202142679 U CN202142679 U CN 202142679U CN 201120248135 U CN201120248135 U CN 201120248135U CN 201120248135 U CN201120248135 U CN 201120248135U CN 202142679 U CN202142679 U CN 202142679U
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- plug
- short
- socket
- electric connector
- circuit
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Abstract
The present utility model relates to an electric connector, especially to an electric connector with the short circuit function. The short circuit electric connector comprises a plug and a socket, a short mechanism is arranged between relative contacts of the plug, the short circuit mechanism comprises a spring and a short circuit block, one end of the spring is fixedly connected with a plug pedestal, the other end is fixedly connected with the short circuit block, and the short circuit block is contacted with connecting sheets of the two sides under the elastic effect when the plug is separated from the socket. An insulation plate is arranged between any two relative pins on the socket, and the socket pedestal is provided with an insulation plugging channel matched with the shape of the insulation plate, and the insulation plugging channel is used for cutting off the short circuit mechanism when the plug is plugged into the socket. Through arranging the short circuit mechanism, the short circuit of the relative contacts can be realized when the plug is separated from the socket, and the electrical breakdown can be effectively avoided. Moreover, an anti inverse-plugging and misplugging structure is arranged, and the safety coefficient is enhanced.
Description
Technical field
The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector with short-circuit function.
Background technology
In electric experiment, often need electric equipment to be connected with tester through electric connector; When the electric equipment (like instrument transformer) that has solenoid is carried out measurement of electric parameter; Be prone to produce back electromotive force during often because of such electric equipment outage, cause electric component and electric equipment to be damaged.Therefore, for test, the safeguard protection of application facet, need between electric wiring, realize the switching of short circuit and open circuit.At present, also be provided with short-circuit structure on some electric connector, but these most complex structures, take up space greatly, can't satisfy the requirement of system's miniaturization, also, can't be popularized because manufacturing cost is high.
Summary of the invention
To the problems referred to above, it is a kind of simple in structure that the utility model provides, the short-circuit electric connector that is easy to realize.
The technical scheme that the utility model adopts is following: a kind of short-circuit electric connector; Comprise plug and socket; Plug is provided with two horizontal rows to relative line spring hole, and line spring hole is connected with line pressing bolt through brace respectively, socket be provided with two arrange with plug on the corresponding contact pin in line spring hole site; Be provided with short circuit mechanism between at least one pair of relative brace on the said plug, be used for when plug and socket separates brace short circuit two opposite sides; Said short circuit mechanism comprises spring and short-circuit block, and said spring one end and Plug base are affixed, and an end and short-circuit block are affixed, and short-circuit block contacts with the brace of both sides under the elastic force effect when plug and socket separates; Be provided with an insulation board between any two relative contact pins on the socket, Plug base is provided with the insulation that matches with the insulation board shape and inserts the road, is used for when plug and socket plugs together, breaking off short circuit mechanism.
The utility model is provided with short circuit mechanism on electric connector, can prevent electrical breakdown in the plug and socket time of releasing with plug side contact short circuit.The quantity of short circuit mechanism and position are provided with according to concrete connection device, can be that all opposing contact parts all are provided with, and also can select a part of position to be provided with.Simultaneously, plug together for ease of plug, socket or when separating, accomplish the rapid switching between the short circuit open circuit; Need between the contact pin of socket, insulation board to be set, insulation board inserts insulation and inserts the road, and spring is compressed; Short-circuit block is connected with terminal disconnection the in brace lateral part; Insulation board and contact pin have certain altitude poor, when plug and socket plugs together, guarantee contact pin with again short circuit mechanism is broken off after jack reliably contacts; When plug and socket separates, guarantee that before contact pin and jack break off horizontal contact reliably is connected in the plug.In addition, insulation board is inserted the road with insulation and is constituted isolation wells, has increased the creepage distance between live metal spare, has improved anti-electrical breakdown capability.
What in above-mentioned short circuit mechanism, adopt is that short-circuit block contacts with the both sides brace and accomplishes short circuit, and short-circuit block can be an arbitrary shape, but in order to reach best contact effect, and it is cylindrical that best mode is that said short-circuit block is set to.Simultaneously, said brace is provided with transverse part and vertical portion, and the transverse part end extends into an inclined-plane downwards, and inclined-plane and line spring axially bored line angle are 30-60 °, utilize the inclined-plane fully to contact with columniform short-circuit block.
Existing electric connector is when utilizing brace connecting line spring hole and line pressing bolt, and the brace that is adopted is terminal to be vertical plane, and line pressing bolt is positioned at a side, and operation is very inconvenient when crimping goes between like this.For overcoming this problem, the utility model slopes inwardly the vertical portion end of brace, becomes 30-60 ° of angle with line spring axially bored line, and is embedded with the line ball nut in the above, line pressing bolt is screwed in be used for the crimping lead-in wire.Like this, the line ball operating surface has a gradient, and the visual field is openr, operates easily.
The contact pin bottom is positioned at the square hole of insulating base, when design, should guarantee contact pin ability free floating, automatic capturing, guarantees it again and does not deviate from; Some axial restraint devices need be set usually; The utility model is between contact pin bottom and line pressing bolt, to be provided with L shaped card pad, and the transverse part of this card pad has the circular hole that is used to penetrate line pressing bolt, and vertical portion has the square orifice that is used to insert contact pin; Like this can the axial restraint contact pin, can doublely do the packing ring of line pressing bolt again.In addition, in being electrically connected, run into sometimes and both connected high-power circuit, connect the situation of low-power circuit again; High-power circuit is to adopt crimping lead-in wire mode; And low-power circuit is to adopt the welding lead mode, for meeting this requirement, needs to be equipped with two kinds of electric connectors; Make that the device on the equipment is too loaded down with trivial details, install chaotic.The utility model is provided with two types card pad simultaneously on an electric connector; Be to be provided with the L shaped card pad that is positioned at insulating base between at least one pair of contact pin bottom and the line pressing bolt; Be used for contact pin axial location and crimping lead-in wire, realize the connection of high-power circuit; Be provided with the card pad that afterbody stretches out insulating base between at least one pair of contact pin bottom and the line pressing bolt, be used for the contact pin axial location and weld the connection of realization low-power circuit with printed circuit board (PCB).Simplified the structure of Electric Appliance Cabinet so greatly, also provided cost savings.
The line pressing bolt of existing electric connector and lead riser are exposed to the outside, get an electric shock easily during use.The utility model is provided with the transparent shroud to the both sides folding at said plug top.During wiring, guard shield is opened, wiring finishes, and it is closed again, and prevents like this to go between to expose to get an electric shock.Simultaneously, guard design is become transparent shroud, can observe lead-in wire connection situation.
Said plug and socket is provided with protective design to avoid insterting by mistake, and said protective design to avoid insterting by mistake comprises that the width that is arranged on the socket is inserted on insulation board and the plug greater than adjacent insulation board and asymmetric two counnter attacks that are distributed on the socket and inserts counnter attack that insulation board is equipped with two counnter attacks and insert insulation and insert the road.Can only plug together along a direction with a pair of plug and socket, can the wrong plug direction, cause line fault.
Said plug and socket is provided with the anti-mis-insertion structure; Said anti-mis-insertion structure comprises the hexagonal hole I that is located at plug one end and the hexagonal hole II and the upward fixing identification pin II of hexagonal hole II that are fixed on the identification pin I on the hexagonal hole I and are located at socket one end; Described two identification pins are half six prisms that six prismatic diagonal cross sections, an edge are cut open; This six prismatic bottom surfaces length of side is less than the hexagonal hole length of side; Identification pin I is along the arbitrarily angled installation of hexagonal hole I, and identification pin II installs along a certain angle of hexagonal hole II, and its setting angle guarantees that identification pin II inserts among the hexagonal hole I when plug and socket plugs together.I is mounted to different angles with the identification pin; Corresponding identification pin II is the conversion setting angle also, so that cooperate with identification pin I, the different electric connector of same model can be arranged to different setting angles; Have only with a pair of plug and socket just can plug together, can effectively prevent the anti-mis-insertion between the same model product.
The utlity model has following advantage:
1, between contact, is provided with short circuit mechanism simple in structure, easy operating, can realizes short circuit, effectively prevent electrical breakdown in the plug and socket time of releasing;
2, the inclined-plane all is processed at the brace two ends, an end is convenient to fully contact with short-circuit block, and the other end is convenient to the operation of crimping lead-in wire;
3, be provided with two kinds of L shaped card pads that are used for the contact pin axial location, can connect high-power circuit by the crimping lead-in wire, can connect low-power circuit by welding lead again;
4, in the line pressing bolt outer setting transparent shroud, lead riser is wrapped up, prevent electric shock, improved coefficient of safety;
5, protective design to avoid insterting by mistake is set, prevents that plugs and sockets is anti-slotting, fault takes place;
6, the anti-mis-insertion structure is set, prevents the misplug between the same model electric connector, be convenient to the centralized management of electric connector.
Description of drawings
Be described in detail below in conjunction with the execution mode of accompanying drawing the utility model:
Fig. 1 is the front view of plug;
Fig. 2 is the upward view of plug;
Fig. 3 is the front view of socket;
Fig. 4 is that the A-A of Fig. 1 is to view;
Fig. 5 is a transparent shroud open mode sketch map;
Fig. 6 is brace and line spring hole connection structure sketch map;
Fig. 7 is that the B-B of Fig. 3 is to view;
Fig. 8 is the front view of short-tail card pad and long-tail card pad;
Fig. 9 is the front view after plug and socket plugs together;
Figure 10 is that the C-C of Fig. 9 is to view;
Among the figure, 1, identification pin I, 2, hexagonal hole I, 3, insulation inserts the road, 4, counnter attack inserts insulation and insert the road, 5, identification pin II; 6, hexagonal hole II, 7, insulation board, 8, counnter attack inserts insulation board, 9, contact pin, 10, transparent shroud, 11, line pressing bolt; 12, brace, 13, spring, 14, short-circuit block, 15, line spring hole, 16, the line ball nut; 17, vertical portion, 18, transverse part, 19, short-tail card pad, 20, long-tail card pad, 21, line pressing bolt.
Embodiment
A kind of short-circuit electric connector comprises plug and socket, and plug is provided with two horizontal rows to relative line spring hole 15, and 15 tops, line spring hole are provided with and are used for the brace 12 that is connected with line pressing bolt 11.Be provided with short circuit mechanism between at least one pair of relative brace 12 on the said plug, said short circuit mechanism comprises spring 13 and cylindrical short-circuit block 14, and said spring 13 1 ends and Plug base are affixed, and an end and short-circuit block 14 are affixed.Said brace 12 is provided with a transverse part 18 and a vertical portion 17; Transverse part 18 and 15 riveted joints of line spring hole; Transverse part 18 ends extend into one 45 ° of inclined-planes downwards; The inclined-plane of two relative braces 12 keeps at a certain distance away, and short-circuit block 14 contacts with the inclined-plane of both sides brace under the elastic force effect when plug and socket separates; The vertical portion of brace 17 ends slope inwardly into one 45 ° of inclined-planes, are embedded with line ball nut 16 on it, are used to screw in line pressing bolt 11 crimping lead-in wire.The plug top is provided with two transparent shrouds 10, and transparent shroud can be opened to both sides.
Socket be provided with two row with plug on the corresponding contact pin 9 in 15 positions, line spring hole; Be provided with an insulation board 7 between any two relative contact pins 9; The top of insulation board 7 is a little more than contact pin 9 tops; Plug base is provided with the insulation that matches with insulation board 7 shapes and inserts road 3, when plug and socket plugs together insulation board 7 insert insulation insert treat contact pin in the road 3 and jack contact earlier after insulation board 7 jack-up short-circuit blocks 14, disconnection short circuit mechanism.Be provided with the L shaped card pad that is positioned at insulating base fully between contact pin bottom that a part is relative and the line pressing bolt; Contact pin bottom long in the residue contact pin is provided with short-tail card pad 19; The afterbody of short-tail card pad 19 passes pedestal and stretches out in outside the pedestal; Short contact pin bottom is provided with long-tail card pad 20, and the rectangle slotted eye that the afterbody of long-tail card pad 20 passes the susceptor edge edge stretches out in outside the pedestal.When needing to connect high-power circuit, utilize L shaped card pad partly to carry out the crimping lead-in wire, if connect low-power circuit, then utilize long-tail card pad and short-tail card pad part, the afterbody that will stretch out directly is welded on the printed circuit board (PCB).
Also be provided with protective design to avoid insterting by mistake on the plug and socket; Said protective design to avoid insterting by mistake comprises that the width that is arranged on the socket is inserted on insulation board 8 and the plug greater than adjacent insulation board and asymmetric two counnter attacks that are distributed on the socket and inserts counnter attack that insulation board is equipped with two counnter attacks and insert insulation and insert road 4; Plug can only insert in the socket along a direction, prevents anti-inserted.Said plug and socket is provided with the anti-mis-insertion structure; Said anti-mis-insertion structure comprises the hexagonal hole I 2 that is located at plug one end and the hexagonal hole II6 and the upward fixing identification pin II5 of hexagonal hole II that are fixed on the identification pin I 1 on the hexagonal hole I 2 and are located at socket one end; Described two identification pins are half six prisms that six prismatic diagonal cross sections, an edge are cut open; This six prismatic bottom surfaces length of side is less than the hexagonal hole length of side; Identification pin I 1 is along hexagonal hole I 2 arbitrarily angled installations, and identification pin II5 installs along a certain angle of hexagonal hole II6, and its setting angle guarantees that identification pin II5 inserts among the hexagonal hole I 2 when plug and socket plugs together; Identification pin I with a pair of plug and socket is equipped with identification pin II, and both insert respectively in the hexagonal hole of offside when correct plug and socket plugs together.
Claims (9)
1. short-circuit electric connector; Comprise plug and socket; Plug is provided with two horizontal rows to relative line spring hole (15), and line spring hole (15) is connected with line pressing bolt (11) through brace (12) respectively, socket be provided with two arrange with plug on the corresponding contact pin (9) in line spring hole site; It is characterized in that: be provided with short circuit mechanism between at least one pair of relative brace on the said plug, be used for when plug and socket separates brace short circuit two opposite sides; Said short circuit mechanism comprises spring (13) and short-circuit block (14), and said spring (13) one ends and Plug base are affixed, and an end and short-circuit block (14) are affixed, and short-circuit block contacts with the brace of both sides under the elastic force effect when plug and socket separates; Be provided with an insulation board between any two relative contact pins on the socket, Plug base is provided with the insulation that matches with the insulation board shape and inserts the road, is used for when plug and socket plugs together, breaking off short circuit mechanism.
2. short-circuit electric connector according to claim 1 is characterized in that: said short-circuit block (14) is for cylindrical.
3. short-circuit electric connector according to claim 2; It is characterized in that: said brace (12) is provided with transverse part (18) and vertical portion (17); Transverse part (18) end extends into an inclined-plane downwards, and inclined-plane and line spring axially bored line angle are 30-60 °, are used for fully contacting with columniform short-circuit block.
4. short-circuit electric connector according to claim 3 is characterized in that: vertical portion (17) end of said brace slopes inwardly, and becomes 30-60 ° of angle with line spring axially bored line, is embedded with line ball nut (16) on it, is used to connect line pressing bolt crimping lead-in wire.
5. short-circuit electric connector according to claim 1 is characterized in that: be provided with the L shaped card pad that is positioned at insulating base between at least one pair of contact pin bottom and the line pressing bolt (21), be used for contact pin axial location and crimping lead-in wire.
6. short-circuit electric connector according to claim 1 is characterized in that: be provided with the card pad that afterbody stretches out insulating base between at least one pair of contact pin bottom and the line pressing bolt, be used for the contact pin axial location and weld with printed circuit board (PCB).
7. according to each described short-circuit electric connector of claim 1 to 6, it is characterized in that: said plug top is provided with the transparent shroud (10) to the both sides folding.
8. short-circuit electric connector according to claim 7; It is characterized in that: said plug and socket is provided with protective design to avoid insterting by mistake, and said protective design to avoid insterting by mistake comprises that the width that is arranged on the socket is inserted on insulation board (8) and the plug greater than adjacent insulation board and asymmetric two counnter attacks that are distributed on the socket and inserts counnter attack that insulation board is equipped with two counnter attacks and insert insulation and insert road (4).
9. short-circuit electric connector according to claim 8; It is characterized in that: said plug and socket is provided with the anti-mis-insertion structure; Hexagonal hole II (6) and the upward fixing identification pin II (5) of hexagonal hole II that said anti-mis-insertion structure comprises the hexagonal hole I (2) that is located at plug one end and is fixed on the identification pin I (1) on the hexagonal hole I and is located at socket one end; Described two identification pins are half six prisms that six prismatic diagonal cross sections, an edge are cut open; This six prismatic bottom surfaces length of side is less than the hexagonal hole length of side; Identification pin I (1) is along the arbitrarily angled installation of hexagonal hole I (2), and identification pin II (5) installs along a certain angle of hexagonal hole II (6), and its setting angle guarantees that identification pin II inserts among the hexagonal hole I when plug and socket plugs together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120248135U CN202142679U (en) | 2011-07-14 | 2011-07-14 | Short circuit electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120248135U CN202142679U (en) | 2011-07-14 | 2011-07-14 | Short circuit electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202142679U true CN202142679U (en) | 2012-02-08 |
Family
ID=45553719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120248135U Expired - Fee Related CN202142679U (en) | 2011-07-14 | 2011-07-14 | Short circuit electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202142679U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324646A (en) * | 2011-07-14 | 2012-01-18 | 济南无线电十厂有限责任公司 | Electric short-circuit connector |
| CN110504572A (en) * | 2019-08-27 | 2019-11-26 | 济南无线电十厂有限责任公司 | A kind of plug, socket and connector |
-
2011
- 2011-07-14 CN CN201120248135U patent/CN202142679U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324646A (en) * | 2011-07-14 | 2012-01-18 | 济南无线电十厂有限责任公司 | Electric short-circuit connector |
| CN110504572A (en) * | 2019-08-27 | 2019-11-26 | 济南无线电十厂有限责任公司 | A kind of plug, socket and connector |
| CN110504572B (en) * | 2019-08-27 | 2021-06-25 | 济南无线电十厂有限责任公司 | Plug, socket and connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20150714 |
|
| EXPY | Termination of patent right or utility model |