CN117498101A

CN117498101A - Connector female terminal

Info

Publication number: CN117498101A
Application number: CN202410003322.5A
Authority: CN
Inventors: 刘学文; 王华林
Original assignee: HOKY PRECISION COMPONENTS (SHENZHEN) Ltd
Current assignee: HOKY PRECISION COMPONENTS (SHENZHEN) Ltd
Priority date: 2024-01-02
Filing date: 2024-01-02
Publication date: 2024-02-02
Anticipated expiration: 2044-01-02
Also published as: CN117498101B

Abstract

The invention belongs to the technical field of connectors, and particularly relates to a female terminal of a connector, which comprises a terminal body and an electric connection groove arranged at the lower end of the terminal body, wherein an insulating protective shell is fixedly arranged on the outer side of the terminal body, an insulating embedded cylinder with a hollow structure is embedded at the lower end of the terminal body, and a through hole matched with the electric connection groove in size is arranged at the lower end of the insulating embedded cylinder. The invention effectively improves the applicability of matching the female terminal and the male terminal, is easy to carry out the plugging operation, avoids the problem that excessive force is easy to cause the damage of the terminal, reduces the contact friction between the female terminal and the male terminal, prolongs the service life of the female terminal, can form a relatively vacuum negative pressure environment after the female terminal and the male terminal are connected, reduces the oxidation corrosion influence of oxygen and water vapor in air on the electrical contact of the female terminal and the male terminal, effectively reduces the maintenance work, and ensures that the connector is more stable in use.

Description

Connector female terminal

Technical Field

The invention belongs to the technical field of connectors, and particularly relates to a female terminal of a connector.

Background

The female terminal of the connector refers to a member for connecting a wire or cable, which is connected to a receptacle of a connector compatible therewith, and has a groove or hole for receiving connection of a male terminal or pin, such as the terminal structure and the electrical connector disclosed in patent publication No. CN111600153 a.

When the female terminal is connected with the male terminal, in order to ensure the connection tight stability of the female terminal and the male terminal, the structural dimension design between the female terminal and the male terminal is relatively fit, but the resistance is relatively large when the female terminal and the male terminal are plugged and unplugged, so that the female terminal and the male terminal are difficult to plug or unplug, damage is easily caused to the female terminal and the male terminal due to excessive force when the force is applied, particularly in a use scene of supporting high-current and high-power transmission, the connector terminal used at the time is larger in size for having larger conductive area, so that the plugging operation is more laborious and inconvenient, the use cost is higher, the current female terminal and the male terminal are connected correspondingly, the size is mutually matched to perform stable electric connection, the problem that the usability is poor is caused by mismatching of a plurality of female terminals and the male terminal, even if the matched female terminal and the male terminal are used for a period of time, the connection is influenced by friction consumption or plug deformation, the connection is further caused to be wasted due to the fact that the female terminal and the male terminal cannot be used, and the male terminal are difficult to use, meanwhile, the structure design is limited, the male terminal and the male terminal are not used in the state and the whole vacuum terminal is not to be in the assembly state, and the electric connection is easy to generate corrosion to generate the stable state, and the oxygen is easy to generate the corrosion to cause the surface oxidation, and the corrosion to the surface is easy to contact with the oxygen, and the surface to be in the oxidation.

Disclosure of Invention

The present invention is directed to the above-mentioned problems, and provides a female connector terminal.

In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a female terminal of connector, includes the terminal body and sets up the electric slot at the terminal body lower extreme, the outside of terminal body still fixedly installs insulating protecting crust, the lower extreme of terminal body inlays the dress and is equipped with the insulating dress section of thick bamboo that inlays of hollow structure, the through-hole that matches with electric slot size is seted up to the lower extreme of insulating dress section of thick bamboo that inlays, the downside inner wall an organic whole of insulating dress section of thick bamboo is connected with annular division board, install the self-adaptation and press fixedly electric mechanism between the inside upside of insulating dress section of thick bamboo and the inside wall of terminal body, the inside pressurization actuating mechanism that has installed of downside of insulating dress section of thick bamboo and the lower extreme of insulating protecting crust, the lower extreme inner wall fixed installation of insulating dress section of thick bamboo has bottom sealing mechanism, install the circular telegram coupling mechanism that is connected with self-adaptation press fixedly electric mechanism in the terminal body, the inboard fixed mounting of upper end of insulating protecting crust has the negative pressure evacuation mechanism that is linked with electric slot, negative pressure evacuation mechanism and the lower extreme lateral wall intercommunication of insulating dress section of thick bamboo set up.

In the connector female terminal, the self-adaptive pressing and fixing electric connection mechanism comprises a plurality of movable plug bushes and lifting rods, wherein the movable plug bushes are sleeved on the surfaces of the annular partition boards, the surface fixing plug bushes of the annular partition boards are provided with a plurality of sealing guide bearings sleeved outside the lifting rods, the upper ends of the lifting rods are fixedly connected with transmission racks, the lower ends of the transmission racks and the upper ends of the annular partition boards are fixedly connected with pull-down springs sleeved outside the lifting rods, a plurality of transmission cavities which are distributed at equal intervals are symmetrically arranged in the terminal body, a plurality of through holes which correspond to the positions of the transmission cavities are formed in the side walls of the insulation embedding cylinders, transmission screws are sleeved in the corresponding through holes in a rotating mode through bearings, one ends of the transmission screws extend into the transmission cavities, the through holes formed in the inner walls of the terminal body are penetrated into electric connection grooves, one end of each push screw barrel is fixedly connected with one arc-shaped guide voltage fixing plate, one end of each push screw barrel is located in the transmission cavity, one end of each push screw barrel is integrally connected with one outer wall of the transmission cavity, each guide plate is connected with one end of each guide plate in a symmetrical mode, each guide plate is connected with one end of each guide plate in a sliding shaft fixedly connected with one end of the first connecting plate, and one end of the guide plate is fixedly connected with one end connecting plate, and one end connecting plate is fixedly connected with one connecting plate, and one end connecting plate, and extends.

In the above-mentioned female connector terminal, the pressurization starting mechanism comprises a plurality of push-pull rods movably sleeved at the lower end of the insulation embedded cylinder, the upper ends of the push-pull rods are fixedly connected with the same annular piston plate, the annular piston plate is movably arranged at the inner side of the lower end of the insulation embedded cylinder in a sealing manner, the lower ends of the lifting rods are fixedly connected at the upper ends of the annular piston plates, the lower ends of the push-pull rods penetrate through the lower end of the insulation protection shell, the lower ends of the insulation protection shell are fixedly connected with the same annular reinforcing plate, the lower ends of the insulation protection shell are symmetrically and slidably connected with a plurality of L-shaped locking plates, the horizontal parts of the L-shaped locking plates are blocked and connected at the lower ends of the annular reinforcing plate, the lower ends of the insulation protection shell are symmetrically and fixedly connected with two side plates symmetrically arranged about the L-shaped locking plates, a plurality of fixed slide bars are fixedly connected between the two side plates, and a plurality of slide holes which are in sliding connection with the L-shaped locking plates in a sleeved manner are formed on the surfaces of the L-shaped locking plates.

In the connector female terminal, the bottom end sealing mechanism comprises an annular sealing shell, an opening structure is formed in the inner side of the vertical portion of the annular sealing shell, sealing rubber rings are fixedly connected to the inner sides of the two ends of the annular sealing shell, sealing air bags are fixedly connected to the inner walls of the annular sealing shell, and a plurality of air adding pipes communicated with the side wall of the lower end of the insulating embedded cylinder are fixedly communicated with the upper end of the annular sealing shell.

In the above-mentioned female terminal of connector, circular telegram coupling mechanism includes the conductive rod of fixed connection at the solid board upper end lateral wall of arc conductive voltage, the upper end of terminal body is inside to be offered and to correspond the conductive cavity that sets up with the conductive rod, the rear end of conductive rod runs through and stretches into in the conductive cavity, and fixedly connected with conductive block, the inner wall contact setting of conductive block and conductive cavity.

In the female terminal of the connector, the negative pressure vacuumizing mechanism comprises a pumping shell, the lower end of the pumping shell is fixedly communicated with a plurality of pumping pipes, the lower ends of the pumping pipes penetrate through and extend into the electric connecting groove, a negative pressure piston plate is arranged on the inner wall sealing movable sleeve of the upper end of the pumping shell, the upper ends of the negative pressure piston plate are fixedly connected with a plurality of lifting rods, the upper ends of the lifting rods penetrate through the upper end of the pumping shell, the lifting plates are fixedly connected with one lifting plate, a pressurizing driving mechanism for driving the lifting plates to move up and down is fixedly arranged on the outer wall of the upper end of the pumping shell, and a filtering impurity removing mechanism is arranged inside the lower side of the pumping shell and on the outer wall of the insulating protective shell.

In the connector female terminal, the pressurizing driving mechanism comprises a plurality of pressurizing cylinders fixedly connected to the outer wall of the suction shell, pressurizing pistons are sleeved in the pressurizing cylinders in a sealing and movable mode, supporting rods are fixedly connected to the upper ends of the pressurizing pistons, the upper ends of the supporting rods penetrate through the upper ends of the pressurizing cylinders and are fixedly connected to the lower ends of lifting plates, pressurizing pipes are fixedly arranged at the lower ends of the pressurizing cylinders, the lower ends of the pressurizing pipes are fixedly communicated with the side walls of the lower portions of the insulating embedded cylinders, pressure release valves are arranged on the pressurizing pipes, return pipes are further branched from the pipe walls of the lower ends of the pressurizing pipes, one ends of the return pipes are also communicated with the side walls of the insulating embedded cylinders, and one-way valves are arranged on the return pipes.

In the female terminal of the connector, the filtering and impurity removing mechanism comprises a plurality of filtering net plates which are connected to the inner wall of the suction shell in a parallel rotating mode, two opposite sides of the filtering net plates are all provided with arc structures, one layer of filtering cotton cloth is fixedly adhered to the lower surface of each filtering net plate, two ends of each filtering net plate are connected with the inner wall of the suction shell in a rotating mode through rotating shafts, one end of each rotating shaft penetrates out of the suction shell, a linkage gear meshed with each other is fixedly connected with one end of each filtering net plate, a miniature servo motor is fixedly arranged on the outer wall of the suction shell, two trigger switches which are symmetrically arranged relative to the lifting plates are fixedly connected to the inner side wall of the upper end of each insulation protecting shell, a prompting lamp is fixedly arranged on the upper end of each insulation protecting shell, and the trigger switches are electrically connected with the prompting lamps.

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

1. through terminal body, electric slot, insulating protective housing, insulating inlaying dress section of thick bamboo, annular division board, self-adaptation are pressed admittedly electric and are connect mechanism, pressurization actuating mechanism, circular telegram coupling mechanism that set up, can realize the stable connection of different diameter wires with the terminal body, effectively improved the suitability that female terminal and public terminal match, and not connect through frictional resistance, very easily carry out plug operation, avoid excessively hard problem that causes the terminal to damage easily, reduced the contact friction between female terminal and the public terminal, prolonged the life of female terminal.

2. Through the bottom sealing mechanism, negative pressure evacuating mechanism, the pressure boost actuating mechanism that set up, can form a relative vacuum negative pressure environment after female terminal and public terminal are connected, reduce oxygen and steam in the air to female terminal and public terminal electric contact's oxidation corrosion influence, effectively reduce maintenance work for the use of connector is more stable.

3. Through the filtration impurity removing mechanism that sets up, can carry out filtration treatment to the inside suction air when forming vacuum negative pressure environment, avoid follow-up with public terminal pull out behind the female terminal dust impurity backward flow again attached to female terminal inner wall, and then cause the problem of influence to female terminal's quality of use.

To sum up: the invention effectively improves the applicability of matching the female terminal and the male terminal, is easy to carry out the plugging operation, avoids the problem that excessive force is easy to cause the damage of the terminal, reduces the contact friction between the female terminal and the male terminal, prolongs the service life of the female terminal, can form a relatively vacuum negative pressure environment after the female terminal and the male terminal are connected, reduces the oxidation corrosion influence of oxygen and water vapor in air on the electrical contact of the female terminal and the male terminal, effectively reduces the maintenance work, and ensures that the connector is more stable in use.

Drawings

Fig. 1 is a schematic cross-sectional view of a female terminal of a connector according to the present invention;

fig. 2 is a schematic cross-sectional structure of an adaptive press-fit electrical connection mechanism of a female terminal of a connector according to the present invention;

FIG. 3 is a schematic cross-sectional view of a pressurized actuation mechanism for female terminals of a connector in accordance with the present invention;

fig. 4 is a schematic cross-sectional view of a bottom end sealing mechanism of a female terminal of a connector according to the present invention;

fig. 5 is a schematic cross-sectional view of an electrical connection mechanism of a female connector terminal according to the present invention;

fig. 6 is a schematic cross-sectional view of a negative-pressure vacuumizing mechanism of a female terminal of a connector according to the present invention;

fig. 7 is a schematic view of a part of a cross-sectional structure of a filtering and impurity removing mechanism of a female terminal of a connector according to the present invention.

In the figure: 1 terminal body, 2 self-adapting pressing and fixing electric connection mechanism, 21 lifting rod, 22 driving rack, 23 pull-down spring, 24 driving cavity, 25 driving screw, 26 push-push screw cylinder, 27 arc voltage guiding fixed plate, 28 outward expansion extending plate, 29 guiding slide bar, 210 first connecting plate, 211 connecting shaft, 212 driving gear, 213 second connecting plate, 214 torsion spring, 3 pressurizing starting mechanism, 31 push-pull rod, 32 annular piston plate, 33 annular gusset plate, 34L locking plate, 35 side plate, 36 fixed slide bar, 4 bottom end sealing mechanism, 41 annular sealing shell, 42 sealing rubber ring, 43 sealing air bag, 44 gas charging pipe, 3 pressurizing starting mechanism the device comprises a 5-pass electric connection mechanism, a 51-pass conductive rod, a 52-pass conductive cavity, a 53-pass conductive block, a 6-pass negative-pressure vacuumizing mechanism, a 61-pass suction shell, a 62-pass suction tube, a 63-pass negative-pressure piston plate, a 64-pass lifting rod, a 65-pass lifting plate, a 7-pass boosting driving mechanism, a 71-pass boosting cylinder, a 72-pass boosting piston, a 73-pass supporting rod, a 74-pass boosting tube, a 75-pass relief valve, a 76-pass return pipe, a 77-pass check valve, an 8-pass impurity removing mechanism, a 81-pass filter plate, 82-pass cotton cloth, a 83-pass rotating shaft, a 84-pass linkage gear, a 85-pass micro servo motor, a 86 trigger switch, a 87-pass prompting lamp, a 9-pass electric connection groove, a 10-pass insulating protective shell, a 11-pass insulating embedding cylinder and a 12-pass annular partition plate.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

As shown in fig. 1-7, a female connector terminal comprises a terminal body 1 and an electric connection groove 9 arranged at the lower end of the terminal body 1, an insulating protective shell 10 is fixedly arranged at the outer side of the terminal body 1, an insulating embedded cylinder 11 with a hollow structure is embedded at the lower end of the terminal body 1, a through hole matched with the electric connection groove 9 in size is arranged at the lower end of the insulating embedded cylinder 11, an annular partition plate 12 is integrally connected with the inner wall of the lower side of the insulating embedded cylinder 11, a self-adaptive pressing and fixing electric connection mechanism 2 is arranged between the inner side of the upper side of the insulating embedded cylinder 11 and the inner side wall of the terminal body 1, the self-adaptive pressing and fixing electric connection mechanism 2 comprises a plurality of lifting rods 21 movably sleeved on the surface of the annular partition plate 12, a plurality of sealing guide bearings sleeved outside the lifting rods 21 are fixedly sleeved on the surface of the annular partition plate 12, a transmission rack 22 is fixedly connected at the upper end of the lifting rods 21, the lower end of the transmission rack 22 and the upper end of the annular partition plate 12 are fixedly connected with a pull-down spring 23 sleeved outside the lifting rod 21, a plurality of transmission cavities 24 which are distributed at equal intervals are symmetrically arranged in the terminal body 1, a plurality of through holes which correspond to the positions of the transmission cavities 24 are arranged on the side wall of the insulation embedded cylinder 11, a transmission screw 25 is rotatably sleeved in the corresponding through holes through a bearing, one end of the transmission screw 25 extends into the transmission cavity 24, a push-push screw cylinder 26 is in threaded sleeve connection, one end of the push-push screw cylinder 26 penetrates into the electric connection groove 9 through the through hole which is arranged on the inner wall of the terminal body 1, one end of the push-push screw cylinder 26 positioned on the same side is fixedly connected with the same arc-shaped voltage guide fixed plate 27, an outer wall of one end of the push-push screw cylinder 26 positioned in the transmission cavity 24 is integrally connected with an outer expansion extending plate 28, the inner wall of the transmission cavity 24 is symmetrically fixedly connected with a plurality of guide slide bars 29, the surface of the expansion extension plate 28 is provided with a plurality of guide sliding holes which are in sliding sleeve connection with the guide sliding rods 29, one end of the transmission screw 25, which is positioned in the insulation embedded cylinder 11, is fixedly connected with a first connecting plate 210, the side wall of the first connecting plate 210 is rotationally connected with a connecting shaft 211 through a bearing, one end of the connecting shaft 211 is fixedly connected with a transmission gear 212 meshed with the transmission rack 22, the shaft wall of the connecting shaft 211 is also fixedly sleeved with a second connecting plate 213, and a torsion spring 214 sleeved outside the connecting shaft 211 is fixedly connected between the first connecting plate 210 and the second connecting plate 213.

The lower side of the insulation embedded cylinder 11 and the lower end of the insulation protection shell 10 are provided with a pressurizing starting mechanism 3, the pressurizing starting mechanism 3 comprises a plurality of push-pull rods 31 which are movably sleeved at the lower end of the insulation embedded cylinder 11, the upper ends of the plurality of push-pull rods 31 are fixedly connected with the same annular piston plate 32, the annular piston plate 32 is movably arranged at the inner side of the lower end of the insulation embedded cylinder 11 in a sealing mode, the lower ends of the lifting rods 21 are fixedly connected at the upper end of the annular piston plate 32, the lower ends of the plurality of push-pull rods 31 penetrate through the lower end of the insulation protection shell 10 and are fixedly connected with the same annular reinforcing plate 33, the lower end of the insulation protection shell 10 is symmetrically and slidingly connected with a plurality of L-shaped locking plates 34, the lower end of the insulation protection shell 10 is symmetrically and fixedly connected with two side plates 35 which are symmetrically arranged about the L-shaped locking plates 34, a plurality of fixed sliding rods 36 are fixedly connected between the two side plates 35, and the surface of the L-shaped locking plates 34 is provided with a plurality of sliding holes which are in sliding sleeve connection with the fixed sliding rods 36.

The bottom end sealing mechanism 4 is fixedly arranged on the inner wall of the lower end of the insulating embedded cylinder 11, the bottom end sealing mechanism 4 comprises an annular sealing shell 41, an opening structure is formed in the inner side of the vertical part of the annular sealing shell 41, sealing rubber rings 42 are fixedly connected to the inner sides of the two ends of the annular sealing shell 41, sealing air bags 43 are fixedly connected to the inner wall of the annular sealing shell 41, and a plurality of gas adding pipes 44 communicated with the side wall of the lower end of the insulating embedded cylinder 11 are fixedly communicated with the upper end of the annular sealing shell 41.

The terminal body 1 is internally provided with an electrifying connection mechanism 5 connected with the self-adaptive pressing and fixing electric connection mechanism 2, the electrifying connection mechanism 5 comprises a conductive rod 51 fixedly connected to the side wall of the upper end of the arc-shaped conductive voltage fixing plate 27, a conductive cavity 52 corresponding to the conductive rod 51 is formed in the upper end of the terminal body 1, the rear end of the conductive rod 51 penetrates through and stretches into the conductive cavity 52, a conductive block 53 is fixedly connected, and the conductive block 53 is in contact with the inner wall of the conductive cavity 52.

The inner side of the upper end of the insulation protecting shell 10 is fixedly provided with a negative pressure vacuumizing mechanism 6 communicated with the electric connecting groove 9, the negative pressure vacuumizing mechanism 6 is communicated with the side wall of the lower end of the insulation embedding cylinder 11, the negative pressure vacuumizing mechanism 6 comprises a vacuumizing shell 61, the lower end of the vacuumizing shell 61 is fixedly communicated with a plurality of vacuumizing pipes 62, the lower ends of the plurality of vacuumizing pipes 62 penetrate through and extend into the electric connecting groove 9, the inner wall sealing movable sleeve of the upper end of the vacuumizing shell 61 is provided with a negative pressure piston plate 63, the upper end of the negative pressure piston plate 63 is fixedly connected with a plurality of lifting rods 64, the upper ends of the plurality of lifting rods 64 penetrate through the upper end of the vacuumizing shell 61 and are fixedly connected with the same lifting plate 65, the outer wall of the upper end of the vacuumizing shell 61 is fixedly provided with a pressurizing driving mechanism 7 for driving the lifting plate 65 to move up and down, the supercharging driving mechanism 7 comprises a plurality of supercharging barrels 71 fixedly connected to the outer wall of the suction shell 61, supercharging pistons 72 are movably sleeved in the supercharging barrels 71 in a sealing mode, supporting rods 73 are fixedly connected to the upper ends of the supercharging pistons 72, the upper ends of the supporting rods 73 penetrate through the upper ends of the supercharging barrels 71 and are fixedly connected to the lower ends of the lifting plates 65, supercharging pipes 74 are fixedly arranged at the lower ends of the supercharging barrels 71, the lower ends of the supercharging pipes 74 are fixedly communicated with the side walls of the lower portions of the insulating embedding barrels 11, pressure release valves 75 are arranged on the supercharging pipes 74, air return pipes 76 are further branched from the pipe walls of the lower ends of the supercharging pipes 74, one ends of the air return pipes 76 are also communicated with the side walls of the insulating embedding barrels 11, and one-way valves 77 are arranged on the air return pipes 76.

The inside filtration impurity removing mechanism 8 that has installed of downside of suction shell 61 and the outer wall of insulating shield shell 10, filtration impurity removing mechanism 8 includes a plurality of filter screen plate 81 of rotating and connecting at suction shell 61 inner wall side by side, the opposite sides of filter screen plate 81 all are established to the circular arc structure, the fixed adhesion of lower surface of filter screen plate 81 has one deck filtration cotton 82, the both ends of filter screen plate 81 all rotate with the inner wall of suction shell 61 through pivot 83 and be connected, the one end of a plurality of pivots 83 all runs through and stretches out outside the suction shell 61, and fixedly connected with intermeshing's linkage gear 84, miniature servo motor 85 has still been fixedly installed to the outer wall of suction shell 61, miniature servo motor 85's output and one of them pivot 83's one end fixed connection, the upper end inside wall of insulating shield shell 10 is fixedly connected with two trigger switches 86 that set up about lifting plate 65 symmetry about still, trigger switch 86 and miniature servo motor 85 electricity are connected, the upper end of insulating shield shell 10 is fixedly installed and is located upside trigger switch 86 and is still connected with the warning lamp 87 electricity.

The principle of operation of the present invention will now be described as follows: the electric connection end of the lead is inserted into the electric connection groove 9 on the lower surface of the terminal body 1, the insulating sleeve coated outside the lead is inserted into the two sealing rubber rings 42 in the annular sealing shell 41 to realize preliminary installation and fixation, the annular reinforcing plate 33 is pressed by force, the annular reinforcing plate 33 drives the annular piston plate 32 to move upwards through the plurality of push-pull rods 31, the annular piston plate 32 drives the transmission rack 22 to move upwards through the lifting rod 21, the connecting shaft 211 is driven by the meshing action of the transmission rack 22 and the transmission gear 212 to drive the first connecting plate 210 and the transmission screw rod 25 to synchronously rotate in cooperation with the torsion spring 214, the extrusion screw cylinder 26 is stably moved along the guide slide rod 29 through the threaded sleeve joint action of the transmission screw rod 25 and the extrusion screw cylinder 26, the arc-shaped voltage guide fixing plates 27 are further pushed to move oppositely to stably press and fixedly connect the lead, the upper ends of the arc-shaped voltage guide fixing plates 27 are in stable electric contact with the terminal body 1 through the conductive rods 51 and the conductive blocks 53, and then the wire can be stably and electrically connected with the terminal body 1, and along with the continuous upward movement of the transmission rack 22, when the arc-shaped voltage-conducting solid plate 27 is stably pressed and connected outside the wire and can not continuously press and fix the wire, the transmission gear 212 can drive the torsion spring 214 to rotate through the connecting shaft 211, the rotation of the transmission screw 25 is compensated, the reverse acting force of the torsion spring 214 enables the transmission screw 25 to be more stably acted on the push screw cylinder 26 so that the arc-shaped voltage-conducting solid plate 27 stably presses and fixes the wire, and the wire can be suitable for stably and electrically connected and inserted with wires with different diameters, the stable connection of the wires with different diameters and the terminal body 1 can be realized, the matching applicability of the female terminal and the male terminal is effectively improved, the wire is not connected through friction resistance, the wire is quite easy to be inserted and pulled, the problem that the terminal is easy to damage due to excessive force is avoided, the contact friction between the female terminal and the male terminal is reduced, and the service life of the female terminal is prolonged;

in the process that the annular reinforcing plate 33 is matched with the push-pull rod 31 to push the annular piston plate 32 to move upwards, the annular piston plate 32 firstly presses and sends air in the lower part of the insulating embedded cylinder 11 into the annular sealing shell 41 through the air adding pipe 44, the sealing air bag 43 is pressed and expanded to be closely contacted with the outer side of the conducting wire insulating coating layer, as the annular piston plate 32 continuously moves upwards, when the sealing air bag 43 is completely attached to a conducting wire to complete sealing connection, the sealing air bag 43 cannot expand again, so that the air pressure in the lower end of the insulating embedded cylinder 11 is increased, the pressure release valve 75 is further opened, so that redundant air is pressed and sent into the pressure adding cylinder 71 through the pressure adding pipe 74, the continuous increase of the air pressure in the pressure adding cylinder 71 drives the supporting rod 73 to move upwards, the lifting plate 65 is further driven to move upwards, the lifting plate 65 is matched with the lifting rods 64 to drive the negative pressure piston plate 63 to move upwards, the negative pressure pumping shell 61 is matched with the plurality of lifting pipes 62 to suck air in the electric connecting grooves 9, and a negative pressure environment is formed in the electric connecting groove 9 at the inner side of the lower part of the pumping shell 61, the electric connecting groove 9 is relatively influenced by the negative pressure in the electric connecting groove 9, the electric connecting environment is reduced, the oxidation and the water vapor in the electric connecting device is more stable, and the water vapor is more stable is maintained, and the electric contact is reduced, and the working effect is reduced;

when the suction shell 61 performs negative pressure suction, the filter cotton cloth 82 adhered to the surface of the filter screen plate 81 is downwards arranged, air sucked from the electric connection groove 9 is filtered and intercepted by the action of the filter cotton cloth 82 and the filter screen plate 81, dust impurities carried in the air are effectively filtered and intercepted, after the lifting plate 65 moves to the maximum height, the lifting plate 65 acts on the trigger switch 86 at the upper side, the trigger switch 86 drives the micro servo motor 85 to act, the filter screen plates 81 are driven to uniformly rotate 180 degrees through the transmission action of the rotating shaft 83 and the linkage gear 84, the turnover work is performed, the filter cotton cloth 82 is upwards arranged, the air sucked from the inside can be filtered when a vacuum negative pressure environment is formed, the problem that the dust impurities are attached to the inner wall of the female terminal again after the male terminal is pulled out later is avoided, the using quality of the female terminal is further influenced is solved, the trigger switch 86 at the upper side is simultaneously controlled to be lightened, the indicator lamp is lightened to indicate that the air lifting quantity in the pressurizing cylinder 71 is enough, and then the sealing air 43 is not leaked, otherwise, the air is not conveyed to the pressurizing cylinder 71 to the inside the cylinder 71, and the vacuum cylinder 71 is well has a good manufacturing effect, and the vacuum environment is well indicated by the vacuum connection groove 9;

when the wire is required to be pulled out, the limit locking of the annular reinforcing plate 33 is released, the negative pressure suction environment formed in the pull-down spring 23 and the electric connection groove 9 firstly drives the negative pressure piston plate 63 to move downwards, and then the air in the suction shell 61 acts on the filter cotton cloth 82 and the filter screen plate 81 again, but at the moment, as the filter cotton cloth 82 and the filter screen plate 81 face upwards in the previous filter process, dust impurities are not conveyed into the electric connection groove 9 again by the back blowing wind force to cause pollution, the dust impurities can be stably attached to the filter cotton cloth 82 again, the air in the same pressure cylinder 71 flows back into the insulating embedding cylinder 11 again through the return air pipe 76, the annular piston plate 32 synchronously moves downwards to form negative pressure suction on the lower side in the insulating embedding cylinder 11, the air in the sealing air bag 43 is sucked back into the insulating embedding cylinder 11 together with the air pipe 44, and the transmission rack 22 synchronously moves downwards to enable the transmission screw 25 to overturn, and further enable the arc-shaped voltage fixing plate 27 to move backwards, the press-fixing of the wire is released, the wire can be rapidly taken out, and after the wire is reset to the original position, the filter screen plate 65 is reset to the filter screen plate 85 is driven again, and the filter screen plate 85 is driven downwards again to be connected to the filter screen plate 85 again, and the filter screen plate is driven downwards to be connected to one side of the filter screen plate is waited for being reversely, and the filter screen plate is connected to the filter screen plate is reversely, and the filter screen plate is connected with the filter screen plate and the filter screen plate.

The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides a female terminal of connector, includes terminal body (1) and sets up electric connection groove (9) at terminal body (1) lower extreme, its characterized in that, insulating protective housing (10) have still been installed to the outside of terminal body (1), the lower extreme of terminal body (1) is inlayed and is equipped with insulating inlay a section of thick bamboo (11) of hollow structure, the through-hole with electric connection groove (9) size matching has been seted up to the lower extreme of insulating inlay a section of thick bamboo (11), the downside inner wall an organic whole of insulating inlay a section of thick bamboo (11) is connected with annular division board (12), install self-adaptation pressure fixed electric connection mechanism (2) between the inside upside of insulating inlay a section of thick bamboo (11) and the inside wall of terminal body (1), the inside pressurization actuating mechanism (3) that are installed with the lower extreme of insulating protective housing (10) of insulating inlay a section of thick bamboo (11), install in terminal body (1) and be connected with self-adaptation pressure fixed electric connection mechanism (2)'s circular telegram coupling mechanism (5), the inside of insulating inlay a section of thick bamboo (11) is equipped with vacuum connection mechanism (6) and vacuum connection groove (6), vacuum connection groove (6) are installed and are equipped with vacuum connection.

2. The female connector terminal of claim 1, wherein the self-adaptive press-fit electric connection mechanism (2) comprises a plurality of lifting rods (21) movably sleeved on the surface of the annular partition plate (12), a plurality of sealing guide bearings sleeved outside the lifting rods (21) are fixedly sleeved on the surface of the annular partition plate (12), a transmission rack (22) is fixedly connected to the upper end of the lifting rods (21), a pull-down spring (23) sleeved outside the lifting rods (21) is fixedly connected to the lower end of the transmission rack (22) and the upper end of the annular partition plate (12), a plurality of transmission cavities (24) which are distributed at equal intervals are symmetrically formed in the terminal body (1), a plurality of through holes corresponding to the positions of the transmission cavities (24) are formed in the side wall of the insulation embedded cylinder (11), a plurality of transmission screws (25) are sleeved in the corresponding through bearings in a rotating manner, one end of each transmission screw (25) stretches into the transmission cavity (24), a push-out cylinder (26) is sleeved on one end of each push-out screw (26), one end of the push-out cylinder (26) is fixedly connected with one end of the same electric expansion cylinder (28) by one end (9) which extends into the corresponding through hole (27), the inner wall symmetry fixedly connected with many direction slide bars (29) of transmission chamber (24), a plurality of direction slide holes that cup jointed with direction slide bar (29) slip are offered to the surface of expanding extension board (28), one end fixedly connected with first connecting plate (210) that drive screw (25) are located insulating inlay dress section of thick bamboo (11), the lateral wall of first connecting plate (210) is connected with connecting axle (211) through the bearing rotation, one end fixedly connected with of connecting axle (211) and drive gear (212) of transmission rack (22) meshing, second connecting plate (213) have still been fixedly cup jointed to the axle wall of connecting axle (211), torsion spring (214) outside connecting axle (211) are established to fixedly connected with cover between first connecting plate (210) and second connecting plate (213).

3. The female connector terminal according to claim 2, wherein the pressurizing starting mechanism (3) comprises a plurality of push-pull rods (31) movably sleeved at the lower end of the insulation embedded cylinder (11), the upper ends of the push-pull rods (31) are fixedly connected with the same annular piston plate (32), the annular piston plate (32) is movably and hermetically arranged at the inner side of the lower end of the insulation embedded cylinder (11), the lower ends of the lifting rods (21) are fixedly connected at the upper end of the annular piston plate (32), the lower ends of the push-pull rods (31) penetrate through the lower end of the insulation protecting shell (10) and are fixedly connected with the same annular reinforcing plate (33), the lower ends of the insulation protecting shell (10) are symmetrically and slidably connected with a plurality of L-shaped locking plates (34), the horizontal parts of the L-shaped locking plates (34) are blocked at the lower ends of the annular reinforcing plate (33), the lower ends of the insulation protecting shell (10) are symmetrically and fixedly connected with two side plates (35) symmetrically arranged about the L-shaped locking plates (34), and a plurality of sliding rods (36) are fixedly connected with the sliding rods (36).

4. The connector female terminal according to claim 1, wherein the bottom end sealing mechanism (4) comprises an annular sealing shell (41), an opening structure is formed in the inner side of the vertical portion of the annular sealing shell (41), sealing rubber rings (42) are fixedly connected to the inner sides of two ends of the annular sealing shell (41), a sealing air bag (43) is fixedly connected to the inner wall of the annular sealing shell (41), and a plurality of air adding pipes (44) communicated with the side wall of the lower end of the insulating embedded cylinder (11) are fixedly communicated with the upper end of the annular sealing shell (41).

5. The connector female terminal according to claim 2, wherein the energizing connection mechanism (5) comprises a conductive rod (51) fixedly connected to the side wall of the upper end of the arc-shaped conductive voltage fixing plate (27), a conductive cavity (52) corresponding to the conductive rod (51) is formed in the upper end of the terminal body (1), the rear end of the conductive rod (51) penetrates through the conductive cavity (52) and is fixedly connected with a conductive block (53), and the conductive block (53) is in contact with the inner wall of the conductive cavity (52).

6. The female connector terminal according to claim 1, wherein the negative pressure vacuumizing mechanism (6) comprises a vacuumizing shell (61), a plurality of vacuumizing pipes (62) are fixedly communicated with the lower end of the vacuumizing shell (61), the lower ends of the vacuumizing pipes (62) penetrate through and extend into the electric connecting groove (9), a negative pressure piston plate (63) is movably sleeved on the inner wall of the upper end of the vacuumizing shell (61) in a sealing mode, a plurality of lifting rods (64) are fixedly connected to the upper end of the negative pressure piston plate (63), the upper ends of the lifting rods (64) penetrate through the upper end of the vacuumizing shell (61), the same lifting plate (65) is fixedly connected to the outer wall of the upper end of the vacuumizing shell (61), a pressurizing driving mechanism (7) for driving the lifting plate (65) to move up and down is fixedly arranged on the outer wall of the insulating protective shell (10), and a filtering impurity removing mechanism (8) is arranged inside the lower side of the vacuumizing shell (61).

7. The connector female terminal according to claim 6, wherein the pressurizing driving mechanism (7) comprises a plurality of pressurizing cylinders (71) fixedly connected to the outer wall of the suction shell (61), pressurizing pistons (72) are movably sleeved in the pressurizing cylinders (71) in a sealing mode, supporting rods (73) are fixedly connected to the upper ends of the pressurizing pistons (72), the upper ends of the supporting rods (73) penetrate through the upper ends of the pressurizing cylinders (71) and are fixedly connected to the lower ends of the lifting plates (65), pressurizing pipes (74) are fixedly connected to the lower ends of the pressurizing cylinders (71), the lower ends of the pressurizing pipes (74) are fixedly communicated with the lower side walls of the insulating embedded cylinders (11), pressure release valves (75) are arranged on the pressurizing pipes (74), air return pipes (76) are further branched from the lower pipe walls of the pressurizing pipes (74), one ends of the air return pipes (76) are also communicated with the side walls of the insulating embedded cylinders (11), and one-way valves (77) are arranged on the air return pipes (76).

8. The connector female terminal according to claim 6, wherein the impurity filtering and removing mechanism (8) comprises a plurality of filter screen plates (81) which are connected to the inner wall of the suction shell (61) in a parallel rotating mode, two opposite sides of each filter screen plate (81) are respectively provided with an arc structure, a layer of filter cotton cloth (82) is fixedly adhered to the lower surface of each filter screen plate (81), two ends of each filter screen plate (81) are respectively connected with the inner wall of the suction shell (61) in a rotating mode through a rotating shaft (83), one end of each rotating shaft (83) penetrates through the outside of the suction shell (61), a linkage gear (84) which is meshed with each other is fixedly connected with the outer wall of the suction shell (61), a micro servo motor (85) is fixedly arranged on the outer wall of the suction shell (61), two trigger switches (86) which are symmetrically arranged with respect to the lifting plate (65) are fixedly connected with one end of each rotating shaft (83), and the trigger switches (86) are fixedly connected with one end of each other through the corresponding micro servo motor (85), and the trigger switches (87) are fixedly connected with the upper end of the corresponding to the corresponding micro servo motor (85).