CN118017283B

CN118017283B - Power connector

Info

Publication number: CN118017283B
Application number: CN202410405544.XA
Authority: CN
Inventors: 李江波; 郭卫军; 胡春华
Original assignee: Hunan Baijunda Electronic Technology Co ltd
Current assignee: Hunan Baijunda Electronic Technology Co ltd
Priority date: 2024-04-07
Filing date: 2024-04-07
Publication date: 2024-06-07
Anticipated expiration: 2044-04-07
Also published as: CN118017283A

Abstract

The invention relates to the technical field of electric connectors, in particular to a power connector. The utility model provides a power connector includes casing, top tight piece and detection piece, when being connected the wire rod, inserts the installation intracavity with the one end of wire rod through the wiring hole, and the wire rod is direct to contact with the current conducting plate, detects the degree that the wire rod inserted the installation chamber, and when the degree that the wire rod inserted the installation chamber reached the default, the top tight piece extruded the wire rod, made wire rod and current conducting plate fully contact under the effect of top tight piece, ensured that wire rod and current conducting plate keep stable connected state. Through setting up the conducting plate that can deform, when tight board in top extrudees the wire rod, the conducting plate takes place deformation, and the conducting plate wraps up the wire rod, and the conducting plate realizes the face contact with the wire rod promptly, reduces the on resistance between wire rod and the conducting plate.

Description

Power connector

Technical Field

The invention relates to the technical field of electric connectors, in particular to a power connector.

Background

A power connector is an important accessory product for making electrical connection, and is classified as a connector in the industrial field. As the level of industrial automation continues to increase and the variety of products increases, the requirements for related functions and controls are also becoming more stringent, and thus the demand for power connectors is increasing. The traditional power connector is binding post, but conventional binding post structure is single, and the mounting means is limited, can't satisfy different customer's demand to current power connector is often the connection process complicated for the needs of guaranteeing stable connection when connecting the wire rod, has not been able to adapt to the urgent demand of market to low-cost product.

Disclosure of Invention

The invention provides a power connector, which solves the problem that the prior electric connector cannot be operated quickly under the condition of ensuring stable connection when connecting wires.

The invention relates to a power connector, which adopts the following technical scheme:

A power connector comprises a shell, a propping piece and a detecting piece.

The inside of the shell is provided with an installation cavity, and the shell is provided with a wiring hole for communicating the external environment with the installation cavity; the shell is provided with a connecting column; a conductive plate is arranged in the shell and is in conductive connection with the connecting column, and the wire rod can be contacted with the conductive plate when entering the mounting cavity; the jacking piece is used for extruding the wire rod; the detection piece is used for detecting the degree of inserting the wire into the installation cavity, when the degree of inserting the wire into the installation cavity reaches a preset value, the jacking piece extrudes the wire, the preset value is a length parameter set by a person, and the preset value can be any value between 5 cm and 10 cm; the jacking piece comprises a driving ring and a jacking plate, the driving ring is rotationally connected to the shell, one end of the jacking plate is fixedly connected with the driving ring, and the jacking plate can approach to the conductive plate when the driving ring rotates; the jacking plate comprises an abutting plate and a bending plate, the hardness of the abutting plate is larger than that of the bending plate, the bending plate is fixedly connected with the driving ring, and the bending plate is fixedly connected with the abutting plate; the detection piece is a detection plate, one end of the detection plate is fixedly connected to the inner side wall of the mounting cavity, the detection plate can deform, and the wire rod can squeeze the detection plate when entering the mounting cavity; be provided with spacing hole on the pick-up plate, be provided with the stopper on the drive ring, the stopper can get into spacing downthehole, and the stopper is in spacing downthehole rotation of limiting drive ring, and when the degree that the wire material inserted the installation cavity reached the default, the pick-up plate took place to deform, and the stopper breaks away from spacing hole.

Further, a control port communicated with the mounting cavity is formed in the shell, a control block is arranged on the driving ring, and the control block can extend to the outer side of the shell through the control port.

Further, the conductive plate has a length direction consistent with the length direction of the wire, the conductive plate has a width direction perpendicular to the length direction in the same horizontal plane, two ends of the width direction of the conductive plate are fixedly connected with the shell, and the conductive plate can deform.

Further, the thickness of the conductive plate gradually increases during the insertion of the wire into the mounting cavity.

Further, a power source is arranged between the driving ring and the shell, and the power source is used for driving the driving ring to rotate.

Further, the power source is a driving torsion spring.

The beneficial effects of the invention are as follows: the invention relates to a power connector, which comprises a shell, a propping piece and a detecting piece, wherein when wires are connected, one end of each wire is inserted into a mounting cavity through a wiring hole, the wires are directly contacted with a conductive plate, the detecting piece detects the degree of the wires inserted into the mounting cavity, when the degree of the wires inserted into the mounting cavity reaches a preset value, the propping piece extrudes the wires, the wires are fully contacted with the conductive plate under the action of the propping piece, the wires and the conductive plate are ensured to maintain a stable connection state, and further, when the wires are required to be connected, only the end parts of the wires are required to be inserted into the mounting cavity, and the connection process is simple and convenient.

Further, through setting up the conducting plate that can deform, when the tight board in top extrudees the wire rod, the conducting plate takes place deformation, and the conducting plate wraps up the wire rod, and the conducting plate realizes the face contact with the wire rod promptly, reduces the on resistance between wire rod and the conducting plate.

Further, through setting up the current-conducting plate to thickness inconsistent at length direction, when the diameter of wire rod takes place to reduce, the extrusion force of tight board to the wire rod is reduced, the required power of tight board to wire rod's extrusion position current-conducting plate deformation in the top reduces, ensure promptly that when the diameter of wire rod takes place to change, wire rod and current-conducting plate's area of contact remains unchanged, and then ensure the stability of wiring to the wire rod of different diameters, thereby can satisfy the different demands of different customers, can reduce manufacturing cost during batch production, thereby adapt to the demand of market to low-cost product.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a power connector according to an embodiment of the present invention;

FIG. 2 is a side view of a power connector according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;

FIG. 4 is a side view of a wire in a power connector according to an embodiment of the present invention when inserted into a mounting cavity;

FIG. 5 is a cross-sectional view taken along the direction B-B in FIG. 4;

fig. 6 is a schematic structural diagram of a tightening plate in a power connector according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a power connector according to an embodiment of the present invention after a pressing plate is pressed.

In the figure: 110. a housing; 111. a mounting cavity; 112. a wiring hole; 120. a conductive plate; 130. a wire rod; 210. a drive ring; 220. a pressing plate; 221. an abutting plate; 222. a bending plate; 250. a detection plate; 260. a limiting hole; 270. a limiting block; 290. a control block; 310. and (5) connecting the columns.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The numbering of components herein, such as "first," "second," etc., is used merely to distinguish between the described objects and does not have any sequential or technical meaning. The term "coupled" as used herein includes both direct and indirect coupling (coupling), unless otherwise indicated. In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

As shown in fig. 1 to 7, the power connector provided in the embodiment of the invention includes a housing 110, a tightening member and a detecting member.

The inside installation cavity 111 that has of casing 110 is provided with the wiring hole 112 that communicates external environment and installation cavity 111 on the casing 110, and wiring hole 112 level sets up, is provided with spliced pole 310 on the casing 110, and spliced pole 310 and wiring hole 112 parallel arrangement. The casing 110 is internally provided with a conductive plate 120, the conductive plate 120 is electrically connected with the connecting column 310, and the wire 130 can be contacted with the conductive plate 120 when entering the installation cavity. The tightening piece is used for extruding the wire 130, and under the action of the tightening piece, the wire 130 is ensured to be fully contacted with the conductive plate 120, so that the wire 130 is prevented from being in virtual connection with the conductive plate 120. The detecting piece is used for detecting the degree of inserting the wire 130 into the installation cavity 111, when the wire 130 is inserted into the installation cavity 111 through the wiring hole 112, the length of the wire 130 entering the installation cavity 111 is gradually increased, when the degree of inserting the wire 130 into the installation cavity 111 reaches a preset value, the pushing piece extrudes the wire 130, and in the process of inserting different wires 130 into the installation cavity 111, the lengths of the wires entering the installation cavity 111 are ensured to be consistent, and further, the wire 130 can be fully contacted with the conductive plate 120. In this embodiment, the preset value is a length parameter set for a person, and the preset value can be any value between 5 cm and 10 cm.

According to the power connector disclosed by the invention, when wires are connected, one end of the wire 130 is inserted into the mounting cavity 111 through the wiring hole 112, the wire 130 is directly contacted with the conductive plate 120, the detection part detects the degree of inserting the wire 130 into the mounting cavity 111, and when the degree of inserting the wire 130 into the mounting cavity 111 reaches a preset value, the wire 130 is extruded by the propping part, so that the wire 130 is fully contacted with the conductive plate 120 under the action of the propping part, and the stable connection state of the wire 130 and the conductive plate 120 is ensured.

In one embodiment, the puller includes a drive ring 210 and a puller plate 220, the drive ring 210 being rotatably coupled to the housing 110, in a particular arrangement, the drive ring 210 beginning to rotate when the extent of insertion of the wire 130 into the mounting cavity 111 reaches a preset value. One end of the tightening plate 220 is fixedly connected with the driving ring 210, and when the driving ring 210 rotates, the tightening plate 220 is driven by the driving ring 210 to approach the conductive plate 120, and the tightening plate 220 extrudes the wire 130 when contacting the wire 130, so that the wire 130 is fully contacted with the conductive plate 120.

In one embodiment, the tightening plate 220 includes a supporting plate 221 and a bending plate 222, wherein the hardness of the supporting plate 221 is greater than that of the bending plate 222, and when a bending force is applied to the supporting plate 221 and the bending plate 222 together, the bending angle of the supporting plate 221 is smaller than that of the bending plate 222. One end of the bending plate 222 is fixedly connected with the driving ring 210, the other end of the bending plate 222 is fixedly connected with the middle part of the abutting plate 221, in an initial state, the bending plate 222 and the abutting plate 221 are positioned in the same horizontal plane, when the driving ring 210 rotates, and when the abutting plate 221 contacts the wire 130, the bending plate 222 bends under the action of the rotating force of the driving ring 210, and the abutting plate 221 is tightly abutted on the wire 130, so that the wire 130 is extruded.

In one embodiment, the detecting member is a detecting plate 250, one end of the detecting plate 250 is fixedly connected to the inner side wall of the mounting cavity 111, the detecting plate 250 can deform, the detecting plate 250 can be extruded when the wire 130 enters the mounting cavity 111, in a specific setting, in an initial state, the detecting plate 250 is in a vertical state, the upper end of the detecting plate 250 is fixedly connected to the upper end of the inner side wall of the mounting cavity 111, when the wire 130 is inserted into the mounting cavity 111 through the wiring hole 112, the end of the wire 130 can contact the detecting plate 250, the force of inserting the wire 130 into the mounting cavity 111 can cause the detecting plate 250 to deform, and when the length of inserting the wire 130 into the mounting cavity 111 reaches a preset value, correspondingly, the detecting plate 250 reaches a certain deformation angle, and the driving ring 210 starts to rotate at the moment.

In one embodiment, the detection plate 250 is provided with a limiting hole 260, the driving ring 210 is provided with a limiting block 270, the limiting block 270 can enter the limiting hole 260 to limit the rotation of the driving ring 210, in the initial state, the limiting block 270 is positioned in the limiting ring, and when the wire 130 presses the detection plate 250, the deformation of the detection plate 250 reaches a certain angle, the limiting block 270 is separated from the limiting ring, so that the driving ring 210 starts to rotate.

In one embodiment, the housing 110 is provided with a control port communicating with the mounting cavity 111, and the drive ring 210 is provided with a control block 290, the control block 290 being extendable outside the housing 110 through the control port. When the driving ring 210 rotates, the control block 290 swings in the control port, and when the wire 130 needs to be pulled out of the installation cavity 111, a worker pushes the driving ring 210 to rotate reversely through the control block 290, so that the abutting plate 221 does not abut against the wire 130 any more, and the wire 130 is conveniently pulled out of the installation cavity 111 directly.

In one embodiment, the conductive plate 120 has a length direction, the length direction of the conductive plate 120 is consistent with the length direction of the wire 130, in the same horizontal plane, the conductive plate 120 has a width direction perpendicular to the length direction, two ends of the width direction of the conductive plate 120 are fixedly connected with the housing 110, and the conductive plate 120 can deform, when the abutting plate 221 and the bending plate 222 jointly squeeze the wire 130, the middle part of the width direction of the conductive plate 120 is recessed, so that the contact area between the conductive plate 120 and the wire 130 is increased, and the on resistance when the conductive plate 120 contacts the wire 130 is reduced.

In one embodiment, the thickness of the conductive plate 120 gradually increases during the insertion of the wire 130 into the mounting cavity 111, and in a specific arrangement, if the diameter of the wire 130 changes, the rotation angle of the driving ring 210 also changes, the contact position between the abutment plate 221 and the wire 130 changes, and the pressing force of the abutment plate 221 and the bending plate 222 on the wire 130 together changes. By adjusting the thickness of the conductive plate 120, when the diameter of the wire 130 is relatively large, the extrusion force of the abutting plate 221 and the bending plate 222 to the wire 130 is relatively large, and at this time, the contact point of the abutting plate 221 and the wire 130 is located at the side where the thickness of the conductive plate 120 is relatively large, and the bending angle of the conductive plate 120 is relatively small; when the diameter of the wire 130 is relatively small, the pressing force of the abutting plate 221 and the bending plate 222 to the wire 130 is relatively small, and at this time, the contact point of the abutting plate 221 and the wire 130 is located at the side where the thickness of the conductive plate 120 is relatively small, and the bending angle of the conductive plate 120 is relatively large. It can be understood that when the diameter of the wire 130 is changed, the degree of recession of the conductive plate 120 is changed accordingly, so as to ensure that the contact area between the conductive plate 120 and the wire 130 is consistent, and further ensure the stability of wiring wires 130 with different diameters.

In one embodiment, a power source is disposed between the driving ring 210 and the housing 110, and the power source is used to drive the driving ring 210 to rotate, and the power source can apply the same driving force to the driving ring 210 no matter how large the diameter of the wire 130 is.

In one embodiment, the power source is a driving torsion spring, and in an initial state, the driving torsion spring is in a force storage state.

In one embodiment, the housing 110 is provided with a plurality of wire holes 112, and the plurality of wire holes 112 are in the same plane on the housing 110, and correspondingly, the housing 110 is provided with a plurality of propping members and detecting members, so that each wire hole 112 can be independently connected with one wire 130.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. A power connector, comprising:

The shell is internally provided with an installation cavity, and a wiring hole for communicating the external environment with the installation cavity is formed in the shell; the shell is provided with a connecting column; a conductive plate is arranged in the shell and is in conductive connection with the connecting column, and the wire rod can be contacted with the conductive plate when entering the mounting cavity;

The jacking piece is used for extruding the wire rod;

The detection piece is used for detecting the degree of inserting the wire into the installation cavity, when the degree of inserting the wire into the installation cavity reaches a preset value, the jacking piece extrudes the wire, the preset value is a length parameter set by people, and the preset value can be any value between 5cm and 10 cm;

the jacking piece comprises a driving ring and a jacking plate, the driving ring is rotationally connected to the shell, one end of the jacking plate is fixedly connected with the driving ring, and the jacking plate can approach to the conductive plate when the driving ring rotates;

The jacking plate comprises an abutting plate and a bending plate, the hardness of the abutting plate is larger than that of the bending plate, the bending plate is fixedly connected with the driving ring, and the bending plate is fixedly connected with the abutting plate;

The detection piece is a detection plate, one end of the detection plate is fixedly connected to the inner side wall of the mounting cavity, the detection plate can deform, and the wire rod can squeeze the detection plate when entering the mounting cavity;

Be provided with spacing hole on the pick-up plate, be provided with the stopper on the drive ring, the stopper can get into spacing downthehole, and the stopper is in spacing downthehole rotation of limiting drive ring, and when the degree that the wire material inserted the installation cavity reached the default, the pick-up plate took place to deform, and the stopper breaks away from spacing hole.

2. A power connector as defined in claim 1, wherein: the shell is provided with a control port communicated with the mounting cavity, the driving ring is provided with a control block, and the control block can extend to the outer side of the shell through the control port.

3. A power connector as defined in claim 1, wherein: the conductive plate has the length direction unanimous with wire rod length direction, in same horizontal plane, and the conductive plate has the width direction of perpendicular to length direction, and the both ends fixed connection casing of conductive plate width direction, and the conductive plate can take place deformation.

4. A power connector as claimed in claim 3, wherein: the thickness of the conductive plate gradually increases during insertion of the wire into the mounting cavity.

5. A power connector as defined in claim 1, wherein: a power source is arranged between the driving ring and the shell, and the power source is used for driving the driving ring to rotate.

6. A power connector as defined in claim 5, wherein: the power source is a driving torsion spring.