A kind of power supply terminal
Technical field
The invention belongs to field of electronic device, specifically a kind of power supply terminal.
Background technique
Connecting terminal is exactly a kind of aftermarket product for realizing electrical connection, is industrially divided into the scope of connector;
As industrial automatization is higher and higher and Industry Control requires to be increasingly stringenter, accurately, the dosage of connecting terminal gradually on
Rise;Connecting terminal be for convenience conducting wire connection and apply, it in fact be exactly one section of metal being enclosed in inside ambroin
Piece, both ends have hole that conducting wire can be inserted, and have screw to be used to fasten or unclamp, such as two conducting wires, it is sometimes desirable to connect, have
When need to disconnect again, at this moment they can be connected with terminal, and can disconnect at any time, without they are welded
Get up or is intertwined, it is easily quick.And it is suitble to a large amount of wire interconnection, just there is special terminal in power industry
Row, terminal box is connecting terminal entirely above, single layer, double-deck, electric current, voltage, common, can break etc., centainly
Compression joint area be and to guarantee the development by enough electric currents with electronics industry, wiring to guarantee reliable contacts
The use scope of terminal is more and more, and type is also more and more.
The type of terminal, which has, is divided into plug-in, fence type, spring and rail mounted, and wherein plug-in is plugged by two parts and connected
It connects, a part compresses line, is then inserted into another part, this part is on being welded to pcb board;Socket can also have assembly
Button bit and locking button bit, assembly button bit, which can play, to be more firmly secured on pcb board, and locking button bit can be installed
Locking parent and the various jack designs of socket afterwards can arrange in pairs or groups the insertion methods of different parents, be most fast-selling in the market
Terminal types;The terminal virtual connection that terminal various types of at present carries out changing plug-in all in grafting is maximum in terminal use process
The problem of, the present invention provides a kind of power supply terminals, can effectively solve the problem that terminal virtual connection problem.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of power supply terminals, and solving terminal virtual connection can not repair
Problem and virtual connection bring high temperature problem.
The technical solution adopted by the present invention to solve the technical problems is: a kind of power supply terminal, including terminal male head
Upper cover, terminal male head bottom cover, terminal female upper cover, terminal female bottom cover, terminal connections column, terminal connections head and pushing module;
The terminal male head upper cover and terminal male head bottom cover are fitted close;The terminal female upper cover and the terminal female bottom cover are close
Cooperation;The pushing module is fixed on the terminal connections both sides of head;The terminal connections column and the terminal connections head are close
Cooperation;The pushing module includes swelling gasbag, airflow channel, soft tracheae, linkwork and compression bar, in the swelling gasbag
Full of endothermic gas and be located at below the terminal connections head, the airflow channel be located at the swelling gasbag two sides and with it is described
Soft tracheae is fixedly connected;The compression bar is located above soft tracheae, and described compression bar one end and soft tracheae are connected;It is described hinged
Mechanism is fixed in the terminal female bottom cover, and the linkwork is located among the compression bar and connects with the linkwork
It connects;Terminal connections column two sides are fixedly connected with two briquettings, and the briquetting is contacted with compression bar, and compression bar is contacted with briquetting pushes institute
Briquetting is stated to move down;When termination contact is bad, terminal connections head can generate heat, and heat passes to the expansion gas full of endothermic gas
Capsule surface, the endothermic gas inside swelling gasbag absorb heat, and the raising of swelling gasbag internal temperature leads to pressure inside swelling gasbag
Become smaller by force, outside atmosphere pressure is expressed to swelling gasbag in the airflow channel of two sides;Swelling gasbag is by the gas in airflow channel
Body squeezes away, and the gas squeezed away pushes compression bar one end to move upwards by airflow channel and soft pipeline, while compression bar
The other end move downward, compression bar is moved downward to be contacted with the briquetting for being fixed on terminal connections column surface, drives briquetting movement same
When terminal connections column can also move down and be moved downward until terminal connections column and the fully mated virtual connection of terminal connections with briquetting
Situation is eliminated.
Preferably, the terminal connections outer surface of column is provided with thread groove, and the thread groove is located at below the briquetting simultaneously
It is connected with it;Have ball in the thread groove, the ball in the thread groove and with the terminal connections column it is mobile and
It is mobile;After the terminal connections column and the terminal connections head are fitted close, surface is made of anti-slip material described in two
Ball is mutually resisted in two thread grooves to be realized self-locking, and terminal connections column and terminal connections head are realized in self-locking solution engagement process
Virtual connection problem.
Preferably, the ball outside surface is evenly arranged with anti-slip layer and strip groove;The ball is internally provided with spherical shape
Chamber, the strip groove are connected with the spherical cavity, and Solid dry ice is placed in the spherical cavity;When terminal virtual connection problem does not obtain
It is solved to effective, the present invention is also in lasting generation high temperature;Generating high temperature makes the Solid dry ice in spherical cavity distil, Solid dry ice
The gas that distillation generates spills into that terminal connections column is intracavitary to cool down from spherical cavity.
Preferably, there are two diode alarm, the diode alarms for two sides setting at the top of the terminal female bottom cover
Device bottom is connect by conducting wire with the terminal connections outer surface of column;When the present invention is also in persistently overheating, the diode report
The conducting wire that alert device is connect with terminal connections outer surface of column, which is burnt, to be melted, diode alarm equipment alarm.
Preferably, terminal male head bottom cover bottom end is provided with two symmetrical pyrocondensation chambers, and the pyrocondensation is intracavitary
It is placed with material contracting with heat and ceramic powders;When the present invention is also in persistently overheating, the intracavitary pyrocondensation mass volume of pyrocondensation is by pyrocondensation
Small, ceramic powders are discharged into terminal female bottom cover through pyrocondensation chamber hinders temperature to continue up conduction, protects the complete of the present apparatus
Property, after temperature is back to normal, pyrocondensation chamber is blocked in the increase of pyrocondensation mass volume, and ceramic powders no longer discharge, and are once placed on heat
The intracavitary ceramic powders that contract can carry out multiple cooling processing.
Preferably, heat dissipation channel is arranged in the terminal female bottom cover, and the heat dissipation channel is located at the swelling gasbag bottom,
When persistently overheating release ceramic powders of the invention make temperature that can not continue up conduction, heat is transmitted to heat dissipation channel, heat dissipation
The air to circulate in channel takes away heat and cools down.
Technical effect and advantage of the invention:
1. a kind of power supply terminal provided by the invention, the terminal connections column includes thread groove, briquetting and ball;When
Terminal connections head can generate heat when termination contact is bad;Heat passes to the swelling gasbag full of endothermic gas, and swelling gasbag is to two sides
Airflow channel squeeze, swelling gasbag goes out the gas extrusion in airflow channel, and the gas squeezed away drives compression bar to squeeze
The briquetting on terminal connections column surface pushes terminal binding post to move down, while the ball on terminal connections column surface also can be threadingly
Trough roller is dynamic, and after terminal connections column and the tight fit of terminal connections head, surface has two balls made of anti-slip layer mutually to resist
Form self-locking mechanism;High temperature is generated when terminal is heated makes Solid dry ice distil, and the gas that Solid dry ice distillation generates is from spherical shape
Chamber spilling cools down.
2. a kind of power supply terminal provided by the invention, terminal male head bottom cover bottom end is provided with symmetrical two
A pyrocondensation chamber, the pyrocondensation is intracavitary to be placed with material contracting with heat and ceramic powders;When the present invention is also in persistently overheating, pyrocondensation chamber
Interior pyrocondensation mass volume is heated to be reduced, and ceramic powders are discharged into terminal female through pyrocondensation chamber hinders temperature to continue up biography
It leads, protects the integrality of the present apparatus while heat is transmitted to heat dissipation channel, the air to circulate in heat dissipation channel takes away heat progress
Cooling.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is structure chart of the invention;
Fig. 2 is terminal male head superstructure figure in the present invention;
Fig. 3 is terminal male head bottom cover structure figure in the present invention;
Fig. 4 is middle-end primary and secondary head superstructure figure of the present invention;
Fig. 5 is middle-end primary and secondary head bottom cover structure figure of the present invention;
Fig. 6 is cross-sectional view of the invention;
Fig. 7 is the enlarged drawing in Fig. 6 at A;
Fig. 8 is the cross-sectional view of ball in the present invention;
In figure: terminal male head upper cover 1, terminal male head bottom cover 2, pyrocondensation chamber 21, terminal female upper cover 3, terminal female bottom cover
4, diode alarm 41, heat dissipation channel 42, terminal connections column 5, thread groove 51, briquetting 52, ball 53, anti-slip layer 531, bar shaped
Slot 532, terminal connections head 6, pushes module 7, swelling gasbag 71, airflow channel 72, soft pipeline 73, hinged machine at spherical cavity 533
Structure 74, compression bar 75.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in figures 1-8, a kind of power supply terminal of the present invention, including terminal male head upper cover 1, terminal male head bottom
Lid 2, terminal female upper cover 3, terminal female bottom cover 4, terminal connections column 5, terminal connections head 6 and pushing module 7;The terminal is public
Head upper cover 1 and terminal male head bottom cover 2 are fitted close;The terminal female upper cover 3 is fitted close with the terminal female bottom cover 4;
The pushing module 7 is fixed on 6 two sides of terminal connections head;The terminal connections column 5 is closely matched with the terminal connections head 6
It closes;The pushing module 7 includes swelling gasbag 71, airflow channel 72, soft tracheae 73, linkwork 74 and compression bar 75, described
Full of endothermic gas and positioned at 6 lower section of terminal connections head in swelling gasbag 71, the airflow channel 72 is located at the expansion
71 two sides of air bag are simultaneously fixedly connected with the soft tracheae 73;The compression bar 73 is located at soft 73 top of tracheae, the compression bar 73
One end and soft tracheae 73 are connected;The linkwork 74 is fixed in the terminal female bottom cover 4, the linkwork 74
It is connect among the compression bar 75 and with the linkwork 74;5 two sides of terminal connections column are fixedly connected with two briquettings 52,
The briquetting 52 is contacted with compression bar 73, and compression bar 73 is contacted with briquetting 52 pushes the briquetting 52 to move down;When termination contact not
Terminal connections head 6 can generate heat when good, and heat passes to 71 surface of swelling gasbag full of endothermic gas, the suction inside swelling gasbag 71
Hot gas absorbs heat, and the raising of 71 internal temperature of swelling gasbag causes 71 internal pressure of swelling gasbag to become smaller, outside atmosphere pressure
Swelling gasbag 71 is expressed in the airflow channel 72 of two sides;Swelling gasbag 71 goes out the gas extrusion in air-flow 72, squeezes
The gas gone out by airflow channel and soft pipeline 73 promotion 75 one end of compression bar move upwards, while the other end of compression bar 75 to
Lower movement, compression bar 75 is moved downward to be contacted with the briquetting 52 for being fixed on 5 surface of terminal connections column, is driven the movement of briquetting 52 while being held
Sub- binding post 5 can also be moved down with briquetting 52 and be moved downward until terminal connections column 5 and the fully mated virtual connection of terminal connections head 6
Situation is eliminated.
As one embodiment of the present invention, the terminal connections column 5 includes thread groove 51, briquetting 52 and ball 53;
On 5 surface of terminal connections column, the briquetting 52 is located at 51 top of thread groove for the setting of thread groove 51, and the ball 53 exists
Movement in thread groove 51, after terminal connections column 5 is combined closely with terminal connections head 6, surface ball made of anti-slip material
53 contact with 6 inner wall of terminal connections head, so that terminal connections column 5 and terminal connections head 6 will not slide to realize self-locking function
Can, prevent terminal from occurring the case where poor contact again.
As one embodiment of the present invention, 5 outer surface of terminal connections column is provided with thread groove 51, the screw thread
Slot 51 is located at 52 lower section of briquetting and is connected with it;There is ball 53 in the thread groove 51, the ball 53 is in the screw thread
It is moved in slot 51 and as the terminal connections column 5 is mobile;When the terminal connections column 5 and the terminal connections head 6 are close
After cooperation, surface two balls 53 made of anti-slip material mutually resist in two thread grooves 51 and realize self-locking, terminal
Binding post 5 and terminal connections head 6 realize the self-locking virtual connection solved the problems, such as in engagement process.
As one embodiment of the present invention, 53 outer surface of ball is evenly arranged with anti-slip layer 531 and strip groove
532;The ball 53 is internally provided with spherical cavity 533, and the strip groove 532 is connected with the spherical cavity 533, the spherical shape
Solid dry ice is placed in chamber 533;When terminal virtual connection problem is not solved effectively, the present invention is also in lasting generation high temperature;It produces
Raw high temperature makes 533 Solid dry ices in spherical cavity distil, and the gas that Solid dry ice distillation generates spills into terminal from spherical cavity 533
Binding post 5 is intracavitary to cool down.
As one embodiment of the present invention, there are two diode reports for 4 top two sides of the terminal female bottom cover setting
Alert device 41,41 bottom of diode alarm are connect by conducting wire with 5 outer surface of terminal connections column;When the present invention also exists
When persistently overheating, the conducting wire that the diode alarm 41 is connect with 5 outer surface of terminal connections column, which is burnt, to be melted, diode alarm
41 alarms.
As one embodiment of the present invention, 2 bottom end of terminal male head bottom cover is provided with two symmetrical heat
Contracting chamber 21 is placed with material contracting with heat and ceramic powders in the pyrocondensation chamber 21;When the present invention is also in persistently overheating, pyrocondensation 21
Interior pyrocondensation mass volume is heated to be reduced, and ceramic powders are discharged into terminal female bottom cover 4 through pyrocondensation chamber 21 hinders temperature to continue
Conduction upwards, protects the integrality of the present apparatus, and after temperature is back to normal, pyrocondensation chamber 21 is blocked in the increase of pyrocondensation mass volume, makes pottery
Porcelain powder no longer discharges, and the ceramic powders being once placed in pyrocondensation chamber 21 can carry out multiple cooling processing.
As one embodiment of the present invention, heat dissipation channel 42, the heat dissipation channel is arranged in the terminal female bottom cover 4
42 are located at 71 bottom of swelling gasbag, when persistently overheating release ceramic powders of the invention make temperature that can not continue up biography
It leads, heat is transmitted to heat dissipation channel 42, and the air to circulate in heat dissipation channel 42 takes away heat and cools down.
When work, when termination contact is bad, terminal connections head 6 can generate heat, and heat passes to the expansion gas full of endothermic gas
71 surface of capsule, the endothermic gas inside swelling gasbag 71 absorb heat, and the raising of 71 internal temperature of swelling gasbag leads to swelling gasbag
71 internal pressures become smaller, and outside atmosphere pressure is expressed to swelling gasbag 71 in the airflow channel 72 of two sides;Swelling gasbag 71 will
Gas extrusion in air-flow 72 is gone out, the gas squeezed away by airflow channel and soft pipeline 73 push 75 one end of compression bar to
Upper movement, while the other end of compression bar 75 moves downward, compression bar 75 moves downward and is fixed on the briquetting on 5 surface of terminal connections column
52 contacts, driving the movement of briquetting 52, terminal connections column 5 can also be moved down with briquetting 52 and be moved downward until terminal connections simultaneously
Column 5 and the fully mated virtual connection situation of terminal connections head 6 are eliminated.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.