CN115264461B - Quick connector and LED lamp area that flexibility is strong - Google Patents
Quick connector and LED lamp area that flexibility is strong Download PDFInfo
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- CN115264461B CN115264461B CN202211200127.9A CN202211200127A CN115264461B CN 115264461 B CN115264461 B CN 115264461B CN 202211200127 A CN202211200127 A CN 202211200127A CN 115264461 B CN115264461 B CN 115264461B
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- Prior art keywords
- seat
- accommodating cavity
- pawl
- female
- ratchet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/005—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a quick connector with strong flexibility and an LED lamp strip, wherein the quick connector comprises a female end connector and a male end connector; the female end connector comprises a female seat, two outer side walls of the female seat are respectively provided with a first buckle, the female seat is provided with a first accommodating cavity, a one-way ratchet wheel is rotatably arranged in the first accommodating cavity, an elastic pawl is also arranged in the first accommodating cavity, the elastic pawl is provided with a shifting shaft, a first strip-shaped hole is formed in the top of the female seat corresponding to the shifting shaft, and the shifting shaft is movably embedded into the first strip-shaped hole; the male end connector comprises a male seat, second buckles are arranged on two side walls of the male seat, the male seat is provided with a second accommodating cavity, a guide plate is fixedly connected in the second accommodating cavity, the outer end of the guide plate extends out of the second accommodating cavity, the outer end of the guide plate is provided with a U-shaped notch, and a rack matched with the elastic pawl is fixed on the inner side wall of one end of the U-shaped notch; the LED lamp strip is flexible to disassemble and assemble, beneficial to recycling, economical and environment-friendly, capable of realizing rapid plug-in connection of the LED lamp strip, and firm and reliable in connection.
Description
Technical Field
The invention relates to a quick connector with strong flexibility and an LED lamp strip.
Background
The existing connector comprises a male socket plug and a female socket plug, the male socket plug and the female socket plug are both welded on the LED lamp strips, when the two LED lamp strips are required to be electrically connected, the male socket plug is inserted into the female socket plug, and therefore the two LED lamp strips can be electrically connected.
However, the existing male socket plug and the existing female socket plug are kept in a plugging state through friction force, and when the male socket plug and the female socket plug are influenced by external force, the male socket plug and the female socket plug are easily separated from a plugging matching state, so that the connector fails to work when the male socket plug and the female socket plug are used, normal use of the LED lamp strip is influenced, and the reliability is low.
In addition, the existing male socket plug and female socket plug are all fixed by welding, so that when the LED lamp strip is damaged and the connector is not damaged, a user generally throws away the male socket plug or/and the female socket plug along with the damaged lamp strip due to inconvenient disassembly, thereby causing resource waste.
Disclosure of Invention
The invention aims to overcome the defects and provide a quick connector and an LED lamp strip with strong flexibility.
In order to achieve the purpose, the invention adopts the following specific scheme:
a quick connector with strong flexibility comprises a female end connector and a male end connector which is used for being plugged with the female end connector;
the female end connector comprises a female seat, two outer side walls of the female seat are respectively provided with a first buckle, the female seat is provided with a first accommodating cavity, a one-way ratchet wheel is vertically and rotatably connected in the first accommodating cavity, an elastic pawl used for locking the one-way ratchet wheel in a one-way mode is further installed in the first accommodating cavity, the elastic pawl is provided with a shifting shaft, a first strip-shaped hole is formed in the top of the female seat corresponding to the shifting shaft, and the shifting shaft is movably embedded into the first strip-shaped hole;
public end joint is including public seat, the both sides wall of public seat all is equipped with the second buckle, public seat has a second holding chamber, second holding intracavity fixedly connected with deflector, the outer end of deflector stretches out outside the second holding chamber, the outer end of deflector has a U-shaped breach, be fixed with on the inside wall of U-shaped breach one end be used for with one-way ratchet complex rack.
Furthermore, the two inner side walls of the first accommodating cavity are respectively provided with an elastic locking pin in a penetrating manner, a pressing plate is movably sleeved on the one-way ratchet wheel, the one-way ratchet wheel is provided with two spiral grooves which are arranged in parallel, the pressing plate is convexly provided with two symmetrically arranged clamping pins, the clamping pins are movably embedded into the corresponding spiral grooves, and the inner end of the pressing plate is in wedge fit with the two elastic locking pins, so that the two elastic locking pins respectively penetrate out of the female seat from the two sides of the first accommodating cavity under the extrusion of the pressing plate.
The invention further provides the one-way ratchet wheel which comprises a first ratchet wheel part, a second ratchet wheel part and a ratchet wheel shaft body, wherein the first ratchet wheel part and the second ratchet wheel part are respectively sleeved at the upper end of the ratchet wheel shaft body, the first ratchet wheel part is positioned above the second ratchet wheel part, the first ratchet wheel part is used for being matched with the rack, the second ratchet wheel part is used for being matched with the elastic pawl, the pressing plate is movably sleeved on the ratchet wheel shaft body and positioned below the second ratchet wheel part, and the spiral groove is formed in the ratchet wheel shaft body.
The elastic pawl comprises a pawl seat, a pawl body and a first spring, wherein the pawl seat is correspondingly fixed on the inner wall of the first accommodating cavity, one end of the pawl body extends into the pawl seat in a sliding mode, the first spring is arranged in the pawl seat, two ends of the first spring are respectively abutted against the inner wall of the pawl seat and one end of the pawl body, a second strip-shaped hole is formed in the top of the pawl seat, one end of the poking shaft penetrates through the second strip-shaped hole and then is fixedly connected to the pawl body, the other end of the poking shaft is movably embedded into the first strip-shaped hole, and the other end of the pawl body extends out of the pawl seat under the action of the first spring and then is matched with the second ratchet wheel part.
The elastic locking pin comprises a locking pin body and a second spring, the outer end of the locking pin body movably penetrates through the female seat, a first inclined surface is arranged at the inner end of the locking pin body, second inclined surfaces matched with the first inclined surfaces are respectively arranged on two side walls of the inner end of the pressing plate, the second spring is sleeved on the locking pin body, and two ends of the second spring are respectively abutted against the inner side wall of the first accommodating cavity and the inner end of the locking pin body.
Furthermore, a plurality of first contact terminals arranged at intervals are embedded in the bottom surface of the first accommodating cavity, and the inner end of each first contact terminal penetrates through the bottom of the female seat and is exposed;
a tongue plate is arranged at the inner bottom of the second accommodating cavity, the outer end of the tongue plate extends out of the second accommodating cavity, an avoiding opening for avoiding the one-way ratchet wheel is formed in the outer end of the tongue plate, a plurality of second contact terminals arranged at intervals are embedded in the bottom surface of the tongue plate, and a connecting window communicated with the second accommodating cavity is formed in the bottom of the male seat;
when the male seat is inserted into the female seat, the tongue piece plate is positioned below the pressing plate.
Further, the tongue plate is connected to the male seat in a sliding manner;
the top surface of each first contact terminal is provided with a first accommodating groove along the length direction;
a second accommodating groove is formed in the bottom surface of each second contact terminal along the length direction of the second accommodating groove, a first channel communicated with the second accommodating groove is further arranged in each second contact terminal, at least one connecting seat is further fixed to the inner end of the tongue plate, a plurality of second channels are formed in the connecting seat, one end of each second channel is communicated with the corresponding first channel in the second contact terminal, at least one flexible conductive glue bag is further fixed to the inner end of the tongue plate, conductive glue is filled in each conductive glue bag, and the conductive glue bags are communicated with the second channels in the corresponding connecting seats; the conductive glue bag is positioned between the inner end of the tongue plate and the inner cavity wall of the second accommodating cavity, and a third spring is arranged between the inner end of the tongue plate and the inner cavity wall of the second accommodating cavity.
Further, the second contact terminal is made of a flexible conductive material.
The beneficial effects of the invention are as follows: according to the LED lamp strip, the first buckle is arranged on the female end connector, and the second buckle is arranged on the male end connector, so that the female end connector and the male end connector can be quickly installed on the LED lamp strip in a buckled mode, the assembly and disassembly are flexible, the male end connector and the female end connector can be recycled, the LED lamp strip is more economical and environment-friendly, and the LED lamp strip can be quickly connected in an opposite-inserting mode;
meanwhile, the female end connector is internally provided with the one-way ratchet wheel and the elastic pawl matched with the one-way ratchet wheel, and the male end connector is provided with the rack, so that the male end connector and the female end connector can not be separated from the inserting matching due to the action of external force by utilizing the meshing of the rack and the one-way ratchet wheel after the opposite insertion and the one-way pawl to lock the one-way ratchet wheel in a one-way mode, the reliable connection between the LED lamp belts is ensured, and the structure is firmer and more reliable.
The invention further provides an LED lamp strip which comprises a lamp strip body and the connector, wherein an installation groove used for accommodating the female end connector or the male end connector is formed in the end part of the lamp strip body, and a clamping hole used for being matched with the first clamping buckle or the second clamping buckle is formed in the bottom of the installation groove.
According to the LED lamp strip, the first buckle is arranged on the female end connector, and the second buckle is arranged on the male end connector, so that the female end connector and the male end connector can be quickly installed on the LED lamp strip in a buckled mode, the assembly and disassembly are flexible, the male end connector and the female end connector can be recycled, the LED lamp strip is more economical and environment-friendly, and the LED lamp strip can be quickly connected in an opposite-inserting mode;
meanwhile, the female end connector is internally provided with the one-way ratchet wheel and the elastic pawl matched with the one-way ratchet wheel, and the male end connector is provided with the rack, so that the male end connector and the female end connector can not be separated from the inserting matching due to the action of external force by utilizing the meshing of the rack and the one-way ratchet wheel after the opposite insertion and the one-way pawl to lock the one-way ratchet wheel in a one-way mode, the reliable connection between the LED lamp belts is ensured, and the structure is firmer and more reliable.
Drawings
Fig. 1 is a schematic structural diagram of an LED strip provided in an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the connector of the present invention when mated;
FIG. 3 is another cross-sectional view of the connector provided by the embodiment of the present invention during mating;
FIG. 4 is a schematic view of a portion of a connector provided in accordance with an embodiment of the present invention during mating;
FIG. 5 is a schematic structural diagram of a female end fitting provided by an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of another perspective view of a female end fitting provided in accordance with an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a female end fitting provided by an embodiment of the present invention;
FIG. 8 is a schematic view of a portion of a female end fitting provided in accordance with an embodiment of the present invention;
FIG. 9 is a schematic view of a male connector according to an embodiment of the present invention;
FIG. 10 is a schematic structural view of a male connector from another perspective according to an embodiment of the present invention;
FIG. 11 is a schematic cross-sectional view of a male connector according to an embodiment of the present invention;
FIG. 12 is a schematic structural diagram of a one-way ratchet according to an embodiment of the present invention;
FIG. 13 is a cross-sectional view of a resilient detent provided in accordance with an embodiment of the present invention;
fig. 14 is a partial structural view of a lamp strip body provided in accordance with an embodiment of the present invention;
description of reference numerals: 1. a female end connector; 11. a female seat; 111. a first buckle; 112. a first strip-shaped hole; 12. a one-way ratchet; 121. a first ratchet portion; 122. a second ratchet portion; 123. a ratchet shaft body; 124. a helical groove; 13. an elastic pawl; 131. a pawl seat; 132. a pawl body; 133. a first spring; 134. a shaft is poked; 14. an elastic locking pin; 141. a locking pin body; 142. a second spring; 15. pressing a plate; 16. a first contact terminal; 161. a first accommodating groove;
2. a male end connector; 21. a male seat; 211. a second buckle; 22. a guide plate; 23. a rack; 24. a tongue plate; 25. a second contact terminal; 251. a second accommodating groove; 252. a first channel; 26. a connecting seat; 261. a second channel; 27. a conductive gel capsule; 28. a third spring;
10. a lamp belt body; 101. mounting grooves; 102. a snap-fit hole; 103. and (6) positioning the holes.
Detailed Description
The present invention will be described in further detail with reference to the drawings and specific examples, which should not be construed as limiting the scope of the invention.
As shown in fig. 1 to 14, the quick connector with high flexibility in this embodiment is used for realizing quick electrical connection between two LED strips, and includes a female terminal 1 and a male terminal 2 for mating with the female terminal 1; the female end connector 1 is arranged on the lamp belt body 10 of one LED lamp belt, the male end connector 2 is arranged on the lamp belt body 10 of the other LED lamp belt, and the male end connector 2 is oppositely inserted into the female end, so that the two LED lamp belts are electrically connected to form a new LED lamp belt;
the female end connector 1 comprises a female base 11, two outer side walls of the female base 11 are respectively provided with a first buckle 111, the female base 11 is provided with a first accommodating cavity, a one-way ratchet 12 is vertically and rotatably connected in the first accommodating cavity, an elastic pawl 13 used for locking the one-way ratchet 12 in a one-way mode is further installed in the first accommodating cavity, the elastic pawl 13 is provided with a shifting shaft 134, a first strip-shaped hole 112 is formed in the top of the female base 11 corresponding to the shifting shaft 134, and the shifting shaft 134 is movably embedded into the first strip-shaped hole 112;
Specifically, an installation groove 101 is formed in an end portion of a lamp strip body 10 of the LED lamp strip, positioning holes 103 are formed in groove walls on two sides of the installation groove 101, and a buckle hole 102 is formed in a groove bottom of the installation groove 101, so that the female end connector 1 or the male end connector 2 is installed in the installation groove 101, and then a first buckle 111 on two sides of the female end connector 1 or a second buckle 211 on two sides of the male end connector 2 penetrates through the buckle hole 102 and then is clamped on a lower wall surface of the buckle hole 102, so that the female end connector 1 or the male end connector 2 is installed in the installation groove 101 of the LED lamp strip, welding operation is not needed, the male end connector 2 and the female end connector 1 are easy to recycle, and therefore the female end connector 1 or the male end connector 2 can be installed in the installation groove 101 of the LED lamp strip according to actual wiring requirements without safety rotation limitation, the male end connector 2 or the female end connector 1 and the LED lamp strip are more flexibly installed, and the female end connector 1 or the male end connector 2 is electrically connected with the LED lamp strip through the buckle hole 102; certainly, the female end connectors 1 can be installed in each installation groove 101 of the lamp strip body 10 of one LED lamp strip, the male end connectors 2 are installed in each installation groove 101 of the lamp strip body 10 of another LED lamp strip, for example, the lamp strip body 10 is Y-shaped, the lamp strip bodies 10 are connected in sequence through the connectors to form an annular LED lamp strip, and a user can install the LED lamp strip according to actual design requirements;
when the LED lamp strips are oppositely inserted, the guide plate 22 is inserted into the first accommodating cavity, the U-shaped notch avoids the one-way ratchet 12, the rack 23 on the guide plate 22 is meshed with the one-way ratchet 12 and drives the one-way ratchet 12 to rotate forward until the guide plate 22 is inserted in place, the opposite insertion between the male end connector 2 and the female end connector 1 is completed, the two LED lamp strips are oppositely inserted, meanwhile, the elastic pawl 13 is used for locking the one-way ratchet 12 in a one-way mode and preventing the one-way ratchet 12 from rotating reversely, when the LED lamp strips are subjected to a pulling force, if the male end connector 2 is subjected to the pulling force, the male end connector 2 tends to be pulled out of the female end connector 1, the rack 23 tends to drive the one-way ratchet 12 to rotate reversely, the one-way ratchet 12 cannot rotate reversely due to the one-way locking of the elastic pawl 13 to the one-way ratchet 12, so that the rack 23 cannot move relative to the one-way ratchet 12, the male end connector 2 cannot be pulled out of the female end connector 1 from the female end connector 2, the female end connector 1 is reliably inserted into the male end connector 2, the two LED lamp strips are ensured, the reliable connection is ensured, and the reliable connection between the two LED lamp strips is more firmly and the structure is reliably connected;
when two LED lamp belts need to be disconnected and butted, the toggle shaft 134 slides in the first strip-shaped hole 112, so that the elastic pawl 13 is disengaged from the one-way ratchet 12, and at the moment, when the male end connector 2 is pulled out of the female end connector 1, the rack 23 drives the one-way ratchet 12 to rotate in the reverse direction until the male end connector 2 is pulled out; when LED lamp area received the damage, in order to retrieve public end connector 2 and female end connector 1, only need to remove the second buckle 211 of public end connector 2 and LED lamp area between the buckle be connected, the buckle between first buckle 111 of female end connector 1 and the LED lamp area is connected, can dismantle public end connector 2 or female end connector 1 from mounting groove 101 and go out, and it is convenient to dismantle, does benefit to the recycle of public end connector 2 and female end connector 1, more economic environmental protection.
In the embodiment, the first buckle 111 is arranged on the female end connector 1, and the second buckle 211 is arranged on the male end connector 2, so that the female end connector 1 and the male end connector 2 can be quickly buckled and installed on the LED lamp strip, the disassembly and the assembly are flexible, the male end connector 2 and the female end connector 1 can be recycled, the economic performance and the environmental protection are improved, and the quick opposite-insertion connection of the LED lamp strip is realized;
simultaneously set up one-way ratchet 12 and with one-way ratchet 12 complex elastic pawl 13 in female end connects 1, set up rack 23 on male end connects 2 to utilize rack 23 and one-way ratchet 12's meshing after inserting, and one-way pawl is to the one-way locking of one-way ratchet 12, make male end connect 2 and female end connect 1 between can not break away from the cooperation of pegging graft owing to receive the exogenic action, guarantee the reliable connection between the LED lamp area, the structure is more firm, reliable.
As shown in fig. 5 to 8, based on the above embodiment, further, elastic locking pins 14 penetrate through two inner side walls of the first accommodating cavity respectively, a pressing plate 15 is movably sleeved on the one-way ratchet 12, two spiral grooves 124 arranged in parallel are formed in the one-way ratchet 12, two symmetrical locking pins are arranged on the pressing plate 15 in a protruding manner, the locking pins are movably embedded into the corresponding spiral grooves 124, and the inner end of the pressing plate 15 is in wedge-shaped fit with the two elastic locking pins 14, so that the two elastic locking pins 14 penetrate out of the female seat 11 from two sides of the first accommodating cavity respectively under the extrusion of the pressing plate 15.
Specifically, when the rack 23 drives the unidirectional ratchet 12 to rotate in the forward direction, under the cooperation of the spiral groove 124 and the bayonet, the unidirectional ratchet 12 drives the pressing plate 15 to press down, the pressing plate 15 simultaneously drives the two elastic locking pins 14 to extend outwards out of the female seat 11 through wedge-shaped cooperation until the two elastic locking pins are respectively and correspondingly inserted into the positioning holes 103 on the two sides of the mounting groove 101, so that the female end connector 1 and the LED lamp strip are more stably connected, and the reliability is higher; after the elastic pawl 13 releases the unidirectional locking of the unidirectional ratchet wheel 12, the male end connector 2 is pulled out, the rack 23 drives the unidirectional ratchet wheel 12 to rotate reversely, the unidirectional ratchet wheel 12 drives the pressing plate 15 to move upwards through the matching of the spiral groove 124 and the clamping pin, so that the elastic locking pin 14 is reset under the elastic action and is separated from the matching with the positioning hole 103 on the mounting groove 101, and the female end connector 1 is convenient to detach.
As shown in fig. 12, based on the above embodiments, further, the one-way ratchet 12 includes a first ratchet portion 121, a second ratchet portion 122 and a ratchet shaft 123, the first ratchet portion 121, the second ratchet portion 122 and the ratchet shaft 123 are designed as an integral structure, the first ratchet portion 121 and the second ratchet portion 122 are both sleeved on the upper end of the ratchet shaft 123, the first ratchet portion 121 is located above the second ratchet portion 122, the first ratchet portion 121 is configured to be matched with the rack 23, the second ratchet portion 122 is configured to be matched with the elastic pawl 13, the pressing plate 15 is movably sleeved on the ratchet shaft 123 and located below the second ratchet portion 122, and the spiral groove 124 is opened on the ratchet shaft 123. In the embodiment, the first ratchet part 121 is meshed with the rack 23, and the second ratchet part 122 is matched with the elastic pawl 13, so that the installation of the rack 23, the elastic pawl 13 and the pressure plate 15 at different height positions is adapted.
As shown in fig. 13, based on the above embodiment, further, the elastic pawl 13 includes a pawl seat 131, a pawl body 132, and a first spring 133, the pawl seat 131 is correspondingly fixed on an inner wall of the first accommodating cavity, one end of the pawl body 132 extends into the pawl seat 131 in a sliding manner, the first spring 133 is disposed in the pawl seat 131, two ends of the first spring 133 are respectively abutted to the inner wall of the pawl seat 131 and one end of the pawl body 132, a second strip-shaped hole is formed at a top of the pawl seat 131, one end of the toggle shaft 134 penetrates through the second strip-shaped hole and then is fixedly connected to the pawl body 132, the other end of the toggle shaft 134 is movably inserted into the first strip-shaped hole 112, and the other end of the pawl body 132 extends out of the pawl seat 131 under the action of the first spring 133 and then is matched with the second pawl portion 122.
In practical use, the pawl body 132 is kept extending to be engaged with the second ratchet portion 122 under the elastic force of the first spring 133 to lock the one-way ratchet 12 in one way, so that the male end connector 2 and the female end connector 1 are kept in a plug-in state and cannot be separated under the action of external force, and the structural reliability is high; when the male end connector 2 needs to be pulled out, the dial shaft 134 dials the pawl body 132 to retract into the pawl seat 131, so that the pawl body 132 is disengaged from the second ratchet portion 122, and the one-way lock of the one-way ratchet 12 is released, so that the male end connector 2 is pulled out.
As shown in fig. 8, based on the above embodiment, the elastic locking pin 14 further includes a locking pin body 141 and a second spring 142, an outer end of the locking pin body 141 movably penetrates through the female seat 11, an inner end of the locking pin body 141 is provided with a first inclined surface, two side walls of an inner end of the pressing plate 15 are respectively provided with a second inclined surface for matching with the first inclined surface, the locking pin body 141 is sleeved with the second spring 142, and two ends of the second spring 142 are respectively abutted against an inner side wall of the first accommodating cavity and an inner end of the locking pin body 141.
During actual use, the locking pin body 141 extends into the first accommodating cavity under the elastic force of the second spring 142, so that the first inclined surface is in contact fit with the second inclined surface of the pressing plate 15, when the pressing plate 15 is pressed down, the pressing plate 15 extrudes the locking pin bodies 141 on two sides to compress the second spring 142 by utilizing the fit of the first inclined surface and the second inclined surface, so that the locking pin bodies 141 extend outwards to the insertion positioning holes 103, and the female end connector 1 is more firmly installed on the LED lamp strip.
As shown in fig. 2 to 11, based on the above embodiment, further, a plurality of first contact terminals 16 arranged at intervals are embedded in the bottom surface of the first accommodating cavity, for example, six first contact terminals 16 arranged at intervals are arranged in the present embodiment, and the inner end of each first contact terminal 16 penetrates through the bottom of the female socket 11 and is exposed; a tongue plate 24 is arranged at the inner bottom of the second accommodating cavity, the outer end of the tongue plate 24 extends out of the second accommodating cavity, an avoiding opening for avoiding the unidirectional ratchet 12 is formed in the outer end of the tongue plate 24, a plurality of second contact terminals 25 arranged at intervals are embedded in the bottom surface of the tongue plate 24, specifically, the number of the second contact terminals 25 is set to six, and a connecting window communicated with the second accommodating cavity is formed in the bottom of the male seat 21, so that the inner end part of the second contact terminal 25 is exposed; wherein, when the male seat 21 is inserted into the female seat 11, the tongue plate 24 is positioned below the pressing plate 15.
Specifically, after the female terminal connector 1 or the male terminal connector 2 is installed in the installation groove 101 of the LED strip, the inner end portion of the first contact terminal 16 or the second contact terminal 25 is exposed through the buckling hole 102 so as to be electrically connected with the LED strip in a contacting manner, when the inserting is performed, the tongue plate 24 is inserted into the first accommodating cavity and located below the pressing plate 15, the second contact terminals 25 are respectively and correspondingly attached to the first contact terminals 16 in an abutting manner for electrical contact, and meanwhile, due to the pressing of the pressing plate 15, pressure is generated on the tongue plate 24 to generate positive pressure on the second contact terminals 25, so that the second contact terminals 25 are kept in contact with the first contact terminals 16, the electrical performance of the connector is more reliable, and the two LED strips are electrically connected together.
In this embodiment, the tongue plate 24 is slidably connected to the male seat 21; the top surface of each first contact terminal 16 is provided with a first receiving groove 161 along the length direction thereof; a second containing groove 251 is formed in the bottom surface of each second contact terminal 25 along the length direction of the second contact terminal, a first channel 252 communicated with the second containing groove 251 is further formed in each second contact terminal 25, at least one connecting seat 26 is further fixed at the inner end of the tongue plate 24, a plurality of second channels 261 are formed in the connecting seat 26, one end of each second channel 261 is communicated with the corresponding first channel 252 in the second contact terminal 25, at least one flexible conductive glue bag 27 is further fixed at the inner end of the tongue plate 24, conductive glue is filled in the conductive glue bag 27, and the conductive glue bag 27 is communicated with each second channel 261 in the corresponding connecting seat 26; the conductive glue bag 27 is located between the inner end of the tongue plate 24 and the inner cavity wall of the second accommodating cavity, and a third spring 28 is arranged between the inner end of the tongue plate 24 and the inner cavity wall of the second accommodating cavity.
Specifically, the number of the connecting seats 26 is two, correspondingly, the number of the conductive capsules 27 is two, six first contact terminals 16 are distributed on two sides of the unidirectional ratchet 12, six second contact terminals 25 are symmetrically arranged, such that one connecting seat 26 is correspondingly connected with three second contact terminals 25, when the male end connector 2 is inserted into the female end connector 1, the tongue plate 24 is inserted into the first accommodating cavity, so that the second contact terminals 25 are in contact with the first contact terminals 16, until the escape opening on the tongue plate 24 abuts against the ratchet shaft 123 of the unidirectional ratchet 12, the first accommodating cavity 161 and the second accommodating cavity form a cavity in a sealed manner, and then the male seat 21 is continuously pushed, so that the male seat 21 drives the rack 23 and the tongue plate 24 to generate relative motion, the rack 23 drives the unidirectional ratchet 12 to rotate forward, so that the pressing plate 15 is pressed downward, the tongue plate 24 is pressed in the first accommodating cavity, the sealing performance of the cavity is ensured, as the male base 21 moves relative to the tongue plate 24, the inner cavity wall of the male base 21 presses the conductive adhesive bag 27, so that the conductive adhesive in the conductive adhesive bag 27 is filled into the cavity through the second channel 261 and the first channel 252, the conductive adhesive, the first contact terminal 16 and the second contact terminal 25 form a conductive channel to ensure the electrical contact between the first contact terminal 16 and the second contact terminal 25, and the problem that the connector cannot be conducted due to the elastic drop of the conductive pins caused by metal fatigue is solved, meanwhile, the first accommodating groove 161 is arranged on the first contact terminal 16, and the second accommodating groove 251 is arranged on the second contact terminal 25, so that a sealed cavity is formed after plugging, the conductive adhesive is filled into the cavity to form a conductive path, and thus the connector failure caused by the terminal being exposed and oxidized for a long time is avoided, the structural reliability is higher.
In this embodiment, the second contact terminal 25 is made of a flexible conductive material, so that under the pressing action of the pressing plate 15, the sealing performance of the cavity formed between the first receiving groove 161 and the second receiving groove 251 is better, the conductive adhesive is effectively prevented from overflowing the cavity, and the structure is more reliable.
The above description is only a preferred embodiment of the present invention, and therefore, all equivalent changes or modifications of the structure, characteristics and principles described in the present patent application are included in the protection scope of the present patent application.
Claims (7)
1. A quick connector with strong flexibility is characterized by comprising a female end connector (1) and a male end connector (2) which is used for being plugged into the female end connector (1);
the female end connector (1) comprises a female seat (11), two outer side walls of the female seat (11) are respectively provided with a first buckle (111), the female seat (11) is provided with a first accommodating cavity, a one-way ratchet (12) is vertically and rotatably connected in the first accommodating cavity, an elastic pawl (13) used for locking the one-way ratchet (12) in a one-way mode is further installed in the first accommodating cavity, the elastic pawl (13) is provided with a shifting shaft (134), a first strip-shaped hole (112) is formed in the top of the female seat (11) corresponding to the shifting shaft (134), and the shifting shaft (134) is movably embedded into the first strip-shaped hole (112);
the male end connector (2) comprises a male seat (21), second buckles (211) are arranged on two side walls of the male seat (21), the male seat (21) is provided with a second accommodating cavity, a guide plate (22) is fixedly connected in the second accommodating cavity, the outer end of the guide plate (22) extends out of the second accommodating cavity, the outer end of the guide plate (22) is provided with a U-shaped notch, and a rack (23) matched with the one-way ratchet wheel (12) is fixed on the inner side wall of one end of the U-shaped notch;
the elastic pawl (13) comprises a pawl seat (131), a pawl body (132) and a first spring (133), the pawl seat (131) is correspondingly fixed on the inner wall of the first accommodating cavity, one end of the pawl body (132) extends into the pawl seat (131) in a sliding mode, the first spring (133) is arranged in the pawl seat (131), two ends of the first spring (133) are respectively abutted to the inner wall of the pawl seat (131) and one end of the pawl body (132), a second strip-shaped hole is formed in the top of the pawl seat (131), one end of the shifting shaft (134) penetrates through the second strip-shaped hole and then is fixedly connected to the pawl body (132), the other end of the shifting shaft (134) is movably embedded into the first strip-shaped hole (112), and the other end of the pawl body (132) extends out of the pawl seat (131) under the action of the first spring (133) and then is matched with the one-way ratchet (12).
2. The quick connector with strong flexibility according to claim 1, characterized in that elastic locking pins (14) penetrate through two inner side walls of the first accommodating cavity respectively, a pressure plate (15) is movably sleeved on the one-way ratchet (12), two spiral grooves (124) which are arranged in parallel are formed in the one-way ratchet (12), two symmetrically arranged clamping pins are convexly arranged on the pressure plate (15), the clamping pins are movably embedded into the corresponding spiral grooves (124), and the inner end of the pressure plate (15) is in wedge-shaped fit with the two elastic locking pins (14) so that the two elastic locking pins (14) penetrate out of the female seat (11) from two sides of the first accommodating cavity respectively under the extrusion of the pressure plate (15);
the one-way ratchet (12) comprises a ratchet shaft body (123), and the spiral groove (124) is formed in the ratchet shaft body (123);
the elastic locking pin (14) comprises a locking pin body (141) and a second spring (142), the outer end of the locking pin body (141) is movably arranged on the female seat (11) in a penetrating mode, a first inclined plane is arranged at the inner end of the locking pin body (141), two side walls of the inner end of the pressing plate (15) are respectively provided with a second inclined plane used for being matched with the first inclined plane, the locking pin body (141) is sleeved with the second spring (142), and the two ends of the second spring (142) are respectively abutted to the inner side wall of the first accommodating cavity and the inner end of the locking pin body (141).
3. The quick connector with high flexibility according to claim 2, wherein the one-way ratchet (12) comprises a first ratchet portion (121) and a second ratchet portion (122), the first ratchet portion (121) and the second ratchet portion (122) are both sleeved on the upper end of the ratchet shaft body (123), the first ratchet portion (121) is located above the second ratchet portion (122), the first ratchet portion (121) is used for being matched with the rack (23), the second ratchet portion (122) is used for being matched with the elastic pawl (13), and the pressing plate (15) is movably sleeved on the ratchet shaft body (123) and located below the second ratchet portion (122).
4. A flexible quick connector according to any one of claims 1 to 3, wherein a plurality of first contact terminals (16) are embedded in the bottom surface of the first accommodating cavity, and the inner end of each first contact terminal (16) penetrates through the bottom of the female socket (11) and is exposed;
a tongue plate (24) is arranged at the inner bottom of the second accommodating cavity, the outer end of the tongue plate (24) extends out of the second accommodating cavity, an avoiding opening for avoiding the one-way ratchet (12) is formed in the outer end of the tongue plate (24), a plurality of second contact terminals (25) arranged at intervals are embedded in the bottom surface of the tongue plate (24), and a connecting window communicated with the second accommodating cavity is formed in the bottom of the male seat (21);
when the male seat (21) is inserted into the female seat (11), the tongue plate (24) is positioned below the pressure plate (15).
5. A flexible quick connector according to claim 4, wherein the tongue plate (24) is slidably attached to the male socket (21);
the top surface of each first contact terminal (16) is provided with a first accommodating groove (161) along the length direction;
a second containing groove (251) is formed in the bottom surface of each second contact terminal (25) along the length direction of the bottom surface, a first channel (252) communicated with the second containing groove (251) is further arranged in each second contact terminal (25), at least one connecting seat (26) is further fixed at the inner end of each tongue plate (24), a plurality of second channels (261) are formed in the connecting seat (26), one end of each second channel (261) is communicated with the corresponding first channel (252) in the second contact terminal (25), at least one flexible conductive glue bag (27) is further fixed at the inner end of each tongue plate (24), conductive glue is filled in each conductive glue bag (27), and each conductive glue bag (27) is communicated with each second channel (261) in the corresponding connecting seat (26); the conductive glue bag (27) is positioned between the inner end of the tongue plate (24) and the inner cavity wall of the second accommodating cavity, and a third spring (28) is arranged between the inner end of the tongue plate (24) and the inner cavity wall of the second accommodating cavity.
6. A flexible quick connector according to claim 5, characterized in that said second contact terminal (25) is made of a flexible conductive material.
7. An LED lamp strip, characterized by comprising a lamp strip body (10) and the connector as claimed in any one of claims 1 to 6, wherein an end of the lamp strip body (10) is provided with a mounting groove (101) for accommodating the female end connector (1) or the male end connector (2), and a fastening hole (102) for being matched with the first fastening buckle (111) or the second fastening buckle (211) is formed in the bottom of the mounting groove (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211200127.9A CN115264461B (en) | 2022-09-29 | 2022-09-29 | Quick connector and LED lamp area that flexibility is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211200127.9A CN115264461B (en) | 2022-09-29 | 2022-09-29 | Quick connector and LED lamp area that flexibility is strong |
Publications (2)
| Publication Number | Publication Date |
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| CN115264461A CN115264461A (en) | 2022-11-01 |
| CN115264461B true CN115264461B (en) | 2023-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211200127.9A Active CN115264461B (en) | 2022-09-29 | 2022-09-29 | Quick connector and LED lamp area that flexibility is strong |
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| CN (1) | CN115264461B (en) |
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Also Published As
| Publication number | Publication date |
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| CN115264461A (en) | 2022-11-01 |
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