Waterproof quick-connection terminal for lamp

Abstract

The utility model relates to a waterproof quick-connection terminal for a lamp. The waterproof quick-connection terminal comprises a male terminal and a female terminal, the electric connector is characterized in that the male terminal comprises a first body, the first body is provided with a first threaded column part, a plugging part and an elastic clamping pin, the periphery of the plugging part is sleeved with a first sealing ring, and two or three male conducting strips are arranged in the first body; the female terminal comprises a second body, a sleeve shell and a locking nut, the second body is provided with a sleeving part and an inserting part, a female conducting strip is arranged in the second body, the periphery of the inserting part is sleeved with a second sealing ring, the second sealing ring forms sealing between the inserting part and the inner wall of the sleeve shell, and the inner end of the sleeve shell is provided with a clamping hole allowing the elastic clamping foot to be clamped and matched; when the inserting part is inserted into the sleeving part, the first sealing ring forms sealing between the periphery of the inserting part and the inner wall of the sleeving part, the elastic clamping pins are inserted and clamped in the clamping holes of the sleeve shell in a matched mode, and the male conducting strip and the female conducting strip are correspondingly and conductively connected in an inserting mode. The power line of the lamp adopting the wiring terminal is more convenient to connect, replace and maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED three -proof lighting lamps and lanterns, specifically is a waterproof quick -action terminal for lamps and lanterns. BACKGROUND

[0002] LED is the semiconductor device that can convert electric energy into light energy, is widely applied in various lighting lamps and lanterns with its high efficiency, low energy consumption, long service life and other advantages, and these lamps and lanterns have become the indispensable lighting appliances in people's life and work. Three -proof lamp is a kind of lamps and lanterns using LED as light source, and three -proof lamp has the advantages of waterproof, dustproof, anticorrosion etc., therefore, the environment where three -proof lamp is generally applied is also relatively bad, and it is usually used in places with strong corrosion, more dust and high humidity. It generally includes lamp body, and the left and right ends of lamp body are provided with end covers, one of which is provided with a terminal connected with power cord.

[0003] The utility model discloses a kind of series connection lamps and lanterns, including at least two side-by-side arranged lamp bodies, the both ends of lamp body are equipped with terminal, the both ends of each lamp body are also respectively sleeved with sleeve, cable connector is passed in the outer end surface of sleeve;Two adjacent lamp bodies are connected by cable, the both ends of each cable are respectively passed in the cable connector of one end of adjacent two lamp bodies, and are connected with the terminal of corresponding end, so that at least two lamp bodies are sequentially connected, and one of the most outer end terminal is connected with the total power cord that passes out corresponding cable connector. The inner wall of each sleeve is equipped with convex ring, each cable connector includes tubular body, polygonal part is arranged on the tubular body, and first connecting part and second connecting part located on the both sides of polygonal part are further arranged on the tubular body;Locking nut, located outside the sleeve, and is threadedly connected with the first connecting part;Nut, located in the sleeve, and is threadedly connected with the second connecting part, and each convex ring is clamped between corresponding nut and corresponding polygonal part. Loosen the sleeve and nut of the most outer end, the tubular body of one end of total power cord and corresponding terminal are inserted, then the sleeve and nut of the most outer end are tightened in sequence, the connection between series connection lamps and lanterns and total power cord is completed.

[0004] The connection of power cord in the preceding lamps and lanterns needs to detach sleeve and nut from lamp body, and the sleeve and nut of the most outer end need to be tightened after connection, so that wiring operation is complex;There is no waterproof structure between tubular body and sleeve, water can flow into terminal in sleeve through the joint of tubular body and sleeve, to cause safety hazard.

[0005] In summary, the terminal of power cord of the preceding lamps and lanterns can be further improved. UTILITY MODEL CONTENTS

[0006] The utility model provides a lamp waterproof quick -wired terminal with reasonable structure and improved waterproof performance, and the lamp adopting the wiring terminal is more convenient in connection, replacement and maintenance of the power line.

[0007] The utility model discloses a lamp waterproof quick -wired terminal that adopts the technical scheme that the technical problem is solved, and the technical scheme is as follows: a lamp waterproof quick -wired terminal, including the male terminal for fixing on the lamp body end cover and the female terminal for connecting with the power line, characterized by:

[0008] The male terminal includes a first body, the first body has a first threaded column part extending inward to be inserted into the lamp body end cover, an insertion part extending outward, and a plurality of elastic clamping legs extending outward, an insertion space is formed between the elastic clamping legs and the outer peripheral wall of the insertion part, a first sealing ring is sleeved on the outer periphery of the insertion part, and two or three male conductive sheets are arranged in the first body;

[0009] The female terminal includes a second body, a sleeve shell and a locking nut, the second body has a sleeve part and an insertion part, the number of female conductive sheets in the second body corresponds to the number of male conductive sheets, a second sealing ring is sleeved on the outer periphery of the insertion part, the insertion part is inserted and fixed in the sleeve shell, the second sealing ring forms a seal between the insertion part and the inner wall of the sleeve shell, the inner end of the sleeve shell is provided with a clamping hole for clamping the elastic clamping leg, the outer end of the sleeve shell is provided with a second threaded column part extending outward, the second threaded column part is provided with a through hole for the power line to pass through, the outer end of the second threaded column part is provided with a plurality of wire grabbing claws extending outward and arranged along the circumference at intervals, and the locking nut is threadedly connected to the second threaded column part;

[0010] In the state that the insertion part is inserted into the sleeve part, the first sealing ring forms a seal between the outer periphery of the insertion part and the inner wall of the sleeve part, the elastic clamping leg is inserted and clamped in the clamping hole of the sleeve shell, and the male conductive sheet and the female conductive sheet are correspondingly conductively inserted.

[0011] Further improvement, the above-mentioned insertion part has the same number of insertion slots as the male conductive sheets, the mouth end of each insertion slot is provided as an open setting towards the outer end face of the insertion part, and each insertion slot has one male conductive sheet exposed therein; a plurality of insertion columns matched with the insertion slots are arranged in the sleeve part, and each insertion column has one female conductive sheet exposed therein; in the state that the insertion part is inserted into the sleeve part, the insertion column is inserted and matched in the insertion slot, and the male conductive sheet and the female conductive sheet are correspondingly conductively inserted after passing through the insertion column. The insertion column and the insertion slot are matched with each other in the direction, so that the male conductive sheet and the female conductive sheet are more accurately conductively inserted after being inserted.

[0012] As preferred, the elastic clamping leg has an elastic arm and a guide portion at the outer end of the elastic arm, the guide portion and the elastic arm are connected by a step portion, the top surface of the guide portion has an inclined guide slope; in the state that the insertion portion is inserted into the sleeve portion, the guide portion passes through the clamping hole, and the step portion is clamped at the back surface of the clamping hole. The arrangement of the guide slope facilitates the clamping hole to exert downward force on the elastic arm in the insertion process, which facilitates the guide portion to enter the clamping hole, and the clamping of the step portion at the back surface of the clamping hole enables the male terminal and the female terminal to be connected together.

[0013] Further improvement, the top surface of the elastic arm is provided with a limiting rib which is arranged along the length direction and protrudes, and the inner top wall of the clamping hole is provided with a limiting groove for clamping the limiting rib. The limiting rib and the limiting groove have the functions of guiding and preventing rotation.

[0014] In order to facilitate the fixation of the second body in the sleeve shell, as preferred, the outer circumferential surface of the second body is provided with an outward protruding stop step, the outer circumferential surface of the second body is provided with a plurality of elastic buckles which have the tendency of being elastically protruded outward, and the outer circumferential wall of the sleeve shell is provided with a plurality of stop holes, in the state that the insertion portion is inserted to the inner end surface of the sleeve shell and abuts against the stop step, the elastic buckles are clamped into the stop holes.

[0015] In order to prevent slipping during the movement of the female terminal to the male terminal, the outer circumferential wall of the sleeve shell is provided with anti-skid lines.

[0016] Compared with the prior art, the utility model has the advantages that: the utility model discloses a quick connection terminal which is divided into a male terminal and a female terminal, when assembling, the first threaded column of the male terminal is inserted through the lamp body end cover, and the first threaded column is threadedly connected with the locking nut on the back surface of the lamp body end cover, the first body is pressed on the end cover to complete fixation, the power cord is electrically connected with the female conductive sheet after being inserted through the sleeve shell, the insertion portion of the second body is inserted into and fixed in the sleeve shell, and the second sealing ring is arranged between the insertion portion and the inner wall of the sleeve shell to form sealing, finally, the female terminal is moved to the male terminal, the insertion portion is gradually inserted into the sleeve portion, after being in place, the elastic clamping leg is inserted into and clamped in the clamping hole of the sleeve shell to complete fixation, the first sealing ring is arranged between the outer circumferential surface of the insertion portion and the inner wall of the sleeve portion to form sealing, and the male conductive sheet and the female conductive sheet are correspondingly electrically connected. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure diagram of the utility model embodiment;

[0018] Figure 2 It is a sectional view of the utility model embodiment;

[0019] Figure 3 is Figure 2 a C-C cross-sectional view;

[0020] Figure 4 is a perspective exploded view of an embodiment of the present application Figure 1 ;

[0021] Figure 5 is a perspective exploded view of an embodiment of the present application DETAILED DESCRIPTION

[0022] The present application will be further described in detail below with reference to the accompanying drawings.

[0023] As Figures 1 to 5 shown, it is the best embodiment of the present application.

[0024] A waterproof quick-connect terminal for a lamp includes a male terminal A for fixing on a lamp body end cover and a female terminal B for connecting with a power cord.

[0025] The male terminal A includes a first body 1 having a first threaded column portion 11 extending inwardly for insertion into the lamp body end cover, an insertion portion 12 extending outwardly, and a plurality of elastic clamping legs 13 extending outwardly, the elastic clamping legs 13 and the outer peripheral wall of the insertion portion 12 forming an insertion spacing, the outer periphery of the insertion portion 12 being provided with a first sealing ring 2a, and the first body 1 being provided with two or three male conductive sheets 4a.

[0026] The female terminal B includes a second body 3, a sleeve 5, and a locking nut 6, the outer peripheral wall of the sleeve 5 being provided with anti-slip lines 54. The second body 3 has a sleeve portion 31 and an insertion portion 32, the second body 3 being provided with female conductive sheets 4b corresponding in number to the male conductive sheets 4a, the outer periphery of the insertion portion 32 being provided with a second sealing ring 2b, the insertion portion 32 being inserted and fixed in the sleeve 5, the outer peripheral surface of the second body 3 being provided with an outwardly protruding stop step 33, the outer periphery of the second body 3 being provided with a plurality of elastic clamping buckles 34 having a tendency to pop outwardly, a plurality of stop holes 53 being formed in the outer peripheral wall of the sleeve 5, and the elastic clamping buckles 34 being clamped into the stop holes 53 in a state in which the insertion portion 32 is inserted to the inner end surface of the sleeve 5 and abuts against the stop step 33.

[0027] The second sealing ring forms a seal between the insertion portion 32 and the inner wall of the sleeve 5, the inner end of the sleeve 5 has clamping holes 51 for clamping the elastic clamping legs 13, the outer end of the sleeve 5 has a second threaded column portion 52 extending outwardly, the second threaded column portion 52 is provided with a through hole 521 for threading the power cord, the outer end of the second threaded column portion 52 is provided with outwardly extending line gripping claws 522 arranged along the circumference at intervals, and the locking nut 6 is threadedly connected to the second threaded column portion.

[0028] In the state that the inserting part 12 is inserted into the sleeve part 31, the first sealing ring 2a forms a seal between the outer periphery of the inserting part 12 and the inner wall of the sleeve part 31, and the elastic clamping leg 13 is inserted into and clamped in the clamping hole 51 of the sleeve 5, and the male conductive sheet 4a and the female conductive sheet 4b correspondingly conduct.

[0029] The inserting part 12 has a number of insertion grooves 121 which are equal to the number of the male conductive sheets 4a, and the mouth end of each insertion groove 121 is open to the outer end surface of the inserting part 12, and each insertion groove 121 has one male conductive sheet 4a exposed therein; the sleeve part 31 is provided with a plurality of insertion columns 311 which are matched with the insertion grooves 121 in shape, and each insertion column 311 has one female conductive sheet 4b exposed therein; in the state that the inserting part 12 is inserted into the sleeve part 31, the insertion column 311 is inserted into the insertion groove 121, and the male conductive sheet 4a is conductively connected with the female conductive sheet 4b after passing through the insertion column 311.

[0030] The elastic clamping leg 13 has an elastic arm 131 and a guide part 132 located at the outer end of the elastic arm 131, and the guide part 132 and the elastic arm 131 are connected through a step part 133, and the top surface of the guide part 132 has an inclined guide slope 134; in the state that the inserting part 12 is inserted into the sleeve part 31, the guide part 132 passes through the clamping hole 51, and the step part 133 is clamped at the back surface of the clamping hole 51. The top surface of the elastic arm 13 is provided with a limiting rib 135 which is protruded and arranged along the length direction of the elastic arm 13, and the inner top wall of the clamping hole 51 is provided with a limiting groove 511 for clamping the limiting rib 135.

[0031] During assembly, the first threaded column part 11 of the first body 1 is first threaded through the lamp body end cover, and the back surface of the lamp body end cover is screwed with the locking nut 7 on the first threaded column part 11 to fix the first body 1 tightly on the lamp body end cover.

[0032] The power cord is first threaded through the sleeve 5 and then electrically connected with the female conductive sheet 4b, and then the inserting part 32 of the second body 3 is inserted into the sleeve 5, and in the state that the inserting part 32 is inserted into the inner end surface of the sleeve 5 and abuts against the stop step 33, the elastic clamping leg 34 is clamped into the stop hole 53 to fix the second body 3 in the sleeve 5, and the second sealing ring 4b forms a seal between the inserting part 32 and the inner wall of the sleeve 5, and finally the locking nut 6 is screwed to force the wire locking claw 522 to lock the power cord, so that the power cord cannot be easily pulled away from the second body 3.

[0033] Finally, the female terminal B is moved towards the male terminal A, the inserting part 12 is gradually inserted into the sleeve part 31, and after being in place, the insertion column 311 is inserted into the insertion groove 121, and the male conductive sheet 4a is conductively connected with the female conductive sheet 4b after passing through the insertion column 311, and at the same time, the elastic clamping leg 13 is inserted into and clamped in the clamping hole 51 of the sleeve 5 to fix the two, and the first sealing ring 4a forms a seal between the outer periphery of the inserting part 12 and the inner wall of the sleeve part 31.

[0034] When disassembling, only press the elastic clamping leg 13 and pull the sleeve shell 5 outward. Therefore, the connection, replacement and maintenance of the power line of the lamp with the terminal are more convenient, and the waterproof effect of the entire terminal is greatly improved under the action of the two sealing rings.

[0035] It should be noted that in the description of the present embodiment, the terms "front, rear, left, right, inner, outer, upper and lower" indicate the orientation or positional relationship shown in the drawings, and are only used for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. The terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. A waterproof quick-connect terminal for a lamp, comprising a male terminal (A) for fixing on an end cover of a lamp body and a female terminal (B) for connecting with a power cord; characterized in that: the male terminal (A) comprises a first body (1) having a first threaded column portion (11) extending inwardly for insertion into the end cover of the lamp body, an insertion portion (12) extending outwardly, and a plurality of elastic clamping legs (13) extending outwardly and forming an insertion gap between the outer peripheral wall of the insertion portion (12) and the elastic clamping legs (13), a first sealing ring (2a) being provided on the outer periphery of the insertion portion (12), and two or three male conductive pieces (4a) being provided in the first body (1); the female terminal (B) comprises a second body (3), a sleeve (5), and a locking nut (6), the second body (3) having a sleeve portion (31) and an insertion portion (32), a number of female conductive pieces (4b) corresponding to the male conductive pieces (4a) being provided in the second body (3), a second sealing ring (2b) being provided on the outer periphery of the insertion portion (32), the insertion portion (32) being inserted and fixed in the sleeve (5), the second sealing ring forming a seal between the insertion portion (32) and the inner wall of the sleeve (5), the inner end of the sleeve (5) having a clamping hole (51) for clamping the elastic clamping legs (13), the outer end of the sleeve (5) having a second threaded column portion (52) extending outwardly, the second threaded column portion (52) being provided with a through hole (521) for the power cord to pass through, the outer end of the second threaded column portion (52) being provided with outwardly extending second thread claw (522) arranged along the circumference at intervals, and the locking nut (6) being threadedly connected to the second threaded column portion; in a state where the insertion portion (12) is inserted into the sleeve portion (31), the first sealing ring (2a) forms a seal between the outer periphery of the insertion portion (12) and the inner wall of the sleeve portion (31), the elastic clamping legs (13) are inserted and clamped in the clamping hole (51) of the sleeve (5), and the male conductive pieces (4a) and the female conductive pieces (4b) correspondingly conductively connect. the insertion portion (12) has a number of insertion grooves (121) equal to the number of the male conductive pieces (4a), the mouth end of each insertion groove (121) being provided open to the outer end face of the insertion portion (12), and one male conductive piece (4a) being exposed in each insertion groove (121); the sleeve portion (31) is provided with a plurality of insertion columns (311) matching the shape of the insertion grooves (121), and one female conductive piece (4b) is exposed in each insertion column (311); in a state where the insertion portion (12) is inserted into the sleeve portion (31), the insertion columns (311) are inserted and clamped in the insertion grooves (121), and the male conductive pieces (4a) and the female conductive pieces (4b) correspondingly conductively connect after passing through the insertion columns (311). ​ 2. The waterproof quick-connect terminal for a light fixture of claim 1, wherein: ​ 3. The waterproof quick-connect terminal for a light fixture of claim 1, wherein: The elastic clamping leg (13) has an elastic arm (131) and a guide portion (132) at the outer end of the elastic arm (131), the guide portion (132) and the elastic arm (131) are connected by a step portion (133), the top surface of the guide portion (132) has an inclined guide slope (134); in the state that the insertion portion (12) is inserted into the sleeving portion (31), the guide portion (132) passes through the clamping hole (51), and the step portion (133) is clamped at the back surface of the clamping hole (51).

4. The waterproof quick-connect terminal for a light fixture of claim 3, wherein: The top surface of the elastic arm (131) is provided with a limiting rib (135) which is protruded and arranged along the length direction, and the inner top wall of the clamping hole (51) is provided with a limiting groove (511) for clamping the limiting rib (135).

5. The waterproof quick-connect terminal for a light fixture of claim 1, wherein: The outer periphery of the second body (3) is provided with an outwardly protruding limiting step (33), and the outer periphery of the second body (3) is provided with a plurality of elastic buckles (34) which have a tendency to be elastically buckled outwardly, and the outer peripheral wall of the sleeve shell (5) is provided with a plurality of limiting holes (53), in the state that the insertion portion (32) is inserted into the sleeve shell (5) and the inner end surface of the sleeve shell (5) abuts against the limiting step (33), the elastic buckles (34) are clamped into the limiting holes (53).

6. The waterproof quick-connect terminal for a light fixture of claim 1, wherein: The outer peripheral wall of the sleeve shell (5) is provided with an anti-skid pattern (54).

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