CN217086976U - Waterproof connector for electric wire - Google Patents
Waterproof connector for electric wire Download PDFInfo
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- CN217086976U CN217086976U CN202220365364.XU CN202220365364U CN217086976U CN 217086976 U CN217086976 U CN 217086976U CN 202220365364 U CN202220365364 U CN 202220365364U CN 217086976 U CN217086976 U CN 217086976U
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Abstract
The utility model relates to the field of connectors, in particular to a waterproof connector for electric wires, which comprises a male porous needle seat, a first connecting seat and a female porous needle seat, wherein a porous socket and a second connecting seat are respectively arranged at the two ends of the male porous needle seat; and a second threaded sleeve; and two round table-shaped sealing soft sleeves arranged at the outer ends of the male porous needle seat and the female porous needle seat, wherein one end of each sealing soft sleeve is provided with a sealing ring protruding outwards in the radial direction. According to the waterproof socket, the second threaded sleeve is screwed, the second threaded sleeve is spirally arranged on the porous socket, and the porous socket is matched with and clamped between the second threaded sleeve and the porous socket to clamp the porous plug to compress the sealing ring, so that the waterproof problem between the porous socket and the porous plug is solved; the bottom surface of the second connecting seat of the female porous needle seat is provided with a sealing soft sleeve and a first threaded sleeve which are connected with the male porous needle seat and have the same working principle, thereby solving the waterproof problem of the female porous needle seat.
Description
Technical Field
The utility model relates to a connector field specifically is to a waterproof connector of electric wire.
Background
The existing waterproof connector has the advantages that the waterproof performance can be realized by only one sealing ring, if the sealing ring is damaged, the hidden danger cannot be continuously and greatly caused, the waterproof connector is in threaded locking and sealing by a connecting and fastening knob between one end of a male eight-hole needle seat and one end of a female eight-hole needle seat of the waterproof connector with the patent number CN201721361803.5, the other end of the male eight-hole needle seat is in threaded connection with a limiting thread at one end of a sealing soft sleeve by the fastening knob, the other end of the female eight-hole needle seat is in threaded connection with a limiting thread at one end of another sealing soft sleeve by the other fastening knob, the outer diameter of a sleeve opening of the sealing soft sleeve at the joint is respectively provided with a soft sleeve limiting ring rib, and the other ends of the sealing soft sleeves at two sides are respectively provided with a wire inlet hole and a wire outlet hole; the structure design key points are that a sealing ring is arranged at the joint of the male eight-hole needle seat and the female eight-hole needle seat, the sealing ring is arranged in an orifice outer diameter ring groove of the female eight-hole needle seat, when the sealing ring is locked with the male eight-hole needle seat through a connecting and fastening knob, the sealing ring and the orifice of the male eight-hole needle seat are extruded and deformed, and the connecting and fastening knob is limited and fixed on an outer diameter fastening limiting ring rib at the female eight-hole needle seat; the male eight-hole needle seat and the female eight-hole needle seat are sleeved at the joint, the inner diameter of the orifice of the male eight-hole needle seat is provided with an alignment rib, the outer diameter of the orifice of the female eight-hole needle seat is provided with an alignment groove, and the alignment groove of the female eight-hole needle seat is sleeved in the alignment rib of the eight-hole needle seat. The structure is convenient for positioning and aligning when the male eight-hole needle seat and the female eight-hole needle seat are sleeved and fixed, and the sealing ring plays a sealing role between the male eight-hole needle seat and the female eight-hole needle seat.
The existing scheme is not comprehensive waterproof enough, the sealing performance of a sealing ring is limited, and the joint of the sealing soft sleeve and the interface is easy to fall off, so that a better waterproof wire waterproof connector capable of working for a long time is needed.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a waterproof connector for electric wires, which addresses the problems of the prior art.
For solving the prior art problem, the utility model discloses a technical scheme be:
a waterproof connector for an electric wire comprises a cylindrical male porous needle base, wherein a porous socket and a first connecting seat are respectively arranged at two ends of the male porous needle base; the porous plug and the second connecting seat are cylindrical, and the porous plug is inserted into the porous socket; the second threaded sleeve is in threaded connection with the porous socket, and the female porous needle base is clamped between the second threaded sleeve and the porous socket; the sealing gasket is coaxially clamped between the porous plug and the porous socket, and is fully provided with openings for avoiding wires; the sealing soft sleeves are arranged at the outer ends of the male porous needle base and the female porous needle base and are in the shape of circular truncated cones, one end of each sealing soft sleeve is provided with a sealing ring protruding outwards in the radial direction, and the sealing soft sleeves are coaxially connected with the male porous needle base or the female porous needle base through the sealing rings; and the first threaded sleeve is in threaded connection with the first connecting seat, and the sealing ring is clamped in the middle by the first threaded sleeve and the first connecting seat.
Preferably, the wire waterproof connector further includes a first O-ring fitted around the first connection seat, the first threaded sleeve is provided with a cylindrical portion extending parallel to an axis of the first connection seat, the first O-ring is sandwiched between an outer wall of the first connection seat and an inner wall of the first cylindrical portion, the inner wall of the first cylindrical portion is a tapered surface, and an inner diameter of the first cylindrical portion gradually increases from the first threaded sleeve toward the first O-ring.
Preferably, the waterproof wire connector further comprises a second O-ring fitted around the outer peripheral surface of the porous socket, the second threaded sleeve is provided with a second cylindrical portion extending parallel to the axis of the porous socket, the second O-ring is sandwiched between the outer wall of the porous socket and the inner wall of the second cylindrical portion, the inner wall of the second cylindrical portion is a tapered surface, and the inner diameter of the second cylindrical portion gradually increases from the second threaded sleeve toward the second O-ring.
Preferably, the wire waterproof connector further comprises a third O-shaped sealing ring sleeved on the porous plug, the second threaded sleeve is provided with a disc portion extending perpendicular to the axis of the porous plug, and the third O-shaped sealing ring is clamped between the end face of the porous plug and the end face of the disc portion.
Preferably, the porous plug is provided with an anti-loosening groove, the sealing gasket is provided with an alignment groove which is the same as the anti-loosening groove in shape, and the porous socket is provided with an anti-loosening rib which is inserted into the anti-loosening groove and the alignment groove.
Preferably, the outer wall of the second threaded sleeve is provided with a groove, the groove is in a long strip shape, the length direction of the groove is parallel to the axis of the second threaded sleeve, a fixed elastic sheet is installed in the groove, two ends of the fixed elastic sheet are provided with an installing head and a lug, the installing head is fixedly connected with the second threaded sleeve, and a fixing groove matched with the lug is formed in the porous socket.
Preferably, the waterproof connector for electric wires further comprises a cylindrical tightening fixing sleeve, the tightening fixing sleeve is clamped between the outer peripheral surface of the sealing soft sleeve and the inner peripheral surface of the first threaded sleeve, one end, away from the sealing soft sleeve, of the tightening fixing sleeve is provided with a flange extending outwards in the radial direction, and the flange is clamped between the tightening fixing sleeve and the first threaded sleeve.
Compared with the prior art, the beneficial effect of this application is:
1. according to the waterproof socket, the second threaded sleeve is screwed, the second threaded sleeve is spirally arranged on the porous socket, and the porous socket is matched with and clamped between the second threaded sleeve and the porous socket to clamp the porous plug to compress the sealing ring, so that the waterproof problem between the porous socket and the porous plug is solved; the bottom surface of the second connecting seat of the female porous needle seat is provided with a sealing soft sleeve and a first threaded sleeve which are connected with the male porous needle seat and have the same working principle, thereby solving the waterproof problem of the female porous needle seat.
2. This application is through the anti-loose muscle on the porous socket and through the anti-loose groove on the sealed accurate groove of finding of filling up and inject the porous plug to prevent that porous socket of during operation and porous plug from rotating.
3. The sealing ring is clamped by tightening the flange on the fixing sleeve and the first connecting surface when the first threaded sleeve is screwed, so that the waterproof effect of tightening the fixing sleeve and the sealing soft sleeve is achieved; the tightening fixing sleeve comprises a clamping sleeve which is arranged at one end coaxial with the first threaded sleeve and faces towards the sealing soft sleeve, and a clamping arm which is arranged at the other end of the tightening fixing sleeve, wherein the clamping arm is L-shaped and faces towards the sealing soft sleeve, the clamping arms are uniformly distributed along the axis of the tightening fixing sleeve, the clamping arms are inserted into the clamping sleeve, and a fastening table which is coaxial with the tightening fixing sleeve is arranged, the fastening table is fixed on the outer wall of the tightening fixing sleeve, and the fastening table is clamped between the clamping arms by the cylindrical clamping arms, so that the sealing soft sleeve is fixed, and the sealing soft sleeve does not fall off in a working state.
Drawings
FIG. 1 is a front view of the present application;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a partial enlarged view in the direction B of fig. 2;
fig. 4 is a partially enlarged view in the direction C of fig. 2;
FIG. 5 is an exploded view of a male porous hub, a second threaded sleeve, and a female porous hub of the present application;
fig. 6 is an exploded view of the female porous needle hub, first threaded sleeve and soft sealing sleeve of the present application.
The reference numbers in the figures are:
1-sealing a soft sleeve; 1 a-a sealing ring; 1 b-tightening the fixation sleeve; 1b 1-flange; 1b 2-clamp arm; 1 c-a fastening station;
2-a first threaded sleeve; 2 a-a first cylindrical section; 2 b-a clamping sleeve;
3-male porous needle base; 3 a-a multi-hole socket; 3a 1-anti-loosening rib; 3a 2-fixation groove; 3 b-a first connection mount; 3b1 — first O-ring; 3 c-a second O-ring seal;
4-a second threaded sleeve; 4 a-a second cylindrical portion; 4 b-a groove; 4b 1-mounting holes; 4 c-fixing the elastic sheet; 4c 1-bumps; 4c 2-mounting head; 4 d-riveting;
5-mother porous needle base; 5 a-a porous plug; 5a 1-disc portion; 5a 2-anti-loosening groove; 5 b-a second connecting seat; 5 c-a gasket; 5c 1-alignment groove; 5 d-third O-ring seal.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1-6, the present application provides:
a waterproof connector for electric wire comprises
The needle holder comprises a cylindrical male porous needle holder 3, wherein a porous socket 3a and a first connecting seat 3b are respectively arranged at two ends of the male porous needle holder 3, the porous socket 3a is cylindrical, and the first connecting seat 3b is cylindrical; the multi-hole needle seat comprises a cylindrical female multi-hole needle seat 5, a multi-hole plug 5a and a second connecting seat 5b are respectively arranged at two ends of the female multi-hole needle seat 5, the multi-hole plug 5a and the second connecting seat 5b are cylindrical, and the multi-hole plug 5a is inserted into the multi-hole socket 3 a; and a second threaded sleeve 4, the second threaded sleeve 4 being in threaded connection with the porous socket 3a, the female porous needle mount 5 being sandwiched by the second threaded sleeve 4 and the porous socket 3 a; the sealing gasket 5c is in a disc shape, the sealing gasket 5c is coaxially clamped between the porous plug 5a and the porous socket 3a, and openings for avoiding wires are fully distributed on the sealing gasket 5 c; the sealing soft sleeve 1 is arranged at the outer ends of the male porous needle base 3 and the female porous needle base 5, the sealing ring 1a protruding outwards in the radial direction is arranged at one end of the sealing soft sleeve 1, and the sealing soft sleeve 1 is coaxially connected with the male porous needle base 3 or the female porous needle base 5 through the sealing ring 1 a; and a first threaded sleeve 2, the first threaded sleeve 2 being screwed to the first connection seat 3b, the seal ring 1a being sandwiched by the first threaded sleeve 2 and the first connection seat 3 b.
Based on the above-mentioned embodiment, the technical problem that this application wants to solve is the waterproof problem between porous socket 3a and porous plug 5a, the problem of male porous needle file 3 and female porous needle file 5 connecting the electric wire. For this purpose, the present application solves the problem of waterproofing between the multi-hole socket 3a and the multi-hole plug 5a by screwing the second threaded sleeve 4, the second threaded sleeve 4 being screwed onto the multi-hole socket 3a, the multi-hole socket 3a and the multi-hole plug 5a being sandwiched between the second threaded sleeve 4 and the multi-hole socket 3a compressing the seal ring 1 a; the sealing soft sleeve 1 and the first threaded sleeve 2 which have the same working principle are arranged on the second connecting seat 5b of the female porous needle seat 5 and the first connecting seat 3b of the male porous needle seat 3, so that the problem that the male porous needle seat 3 is connected with the female porous needle seat 5 through an electric wire is solved.
Further:
the waterproof wire connector further comprises a first O-shaped sealing ring 3b1 sleeved on the first connecting seat 3b, a cylindrical part extending parallel to the axis of the first connecting seat 3b is arranged on the first threaded sleeve 2, the first O-shaped sealing ring 3b1 is clamped between the outer wall of the first connecting seat 3b and the inner wall of the first cylindrical part 2a, the inner wall of the first cylindrical part 2a is a conical surface, and the inner diameter of the first cylindrical part 2a gradually increases from the first threaded sleeve 2 to the first O-shaped sealing ring 3b 1.
Based on the above-described embodiment, the technical problem that the present application intends to solve is the problem of waterproofing the first threaded sleeve 2 and the first coupling seat 3b, and for this reason, the present application clamps the first O-ring 3b1 by the outer wall of the first coupling seat 3b and the inner wall of the first cylindrical portion 2a, thereby solving the problem of waterproofing the first threaded sleeve 2 and the first coupling seat 3 b.
Further:
the waterproof wire connector further comprises a second O-shaped sealing ring 3c sleeved on the outer peripheral surface of the porous socket 3a, a second cylindrical portion 4a extending parallel to the axis of the porous socket 3a is arranged on the second threaded sleeve 4, the second O-shaped sealing ring 3c is clamped between the outer wall of the porous socket 3a and the inner wall of the second cylindrical portion 4a, the inner wall of the second cylindrical portion 4a is a conical surface, and the inner diameter of the second cylindrical portion 4a gradually increases from the second threaded sleeve 4 to the second O-shaped sealing ring 3 c.
Based on the above-described embodiments, the technical problem that the present application intends to solve is the problem of waterproofing of the second threaded sleeve 4 and the porous socket 3 a. For this reason, the present application solves the problem of waterproofing the second threaded sleeve 4 with the multi-hole socket 3a by clamping the first O-ring 3b1 by the outer wall of the multi-hole socket 3a and the inner wall of the second threaded sleeve 4.
Further:
the waterproof wire connector further comprises a third O-shaped sealing ring 5d sleeved on the porous plug 5a, the second threaded sleeve 4 is provided with a disk part 5a1 extending perpendicular to the axis of the porous plug 5a, and the third O-shaped sealing ring 5d is clamped between the end face of the porous plug 5a and the end face of the disk part 5a 1.
Based on the above-described embodiment, the technical problem that the present application intends to solve is the problem of waterproofing the second threaded sleeve 4 and the porous plug 5 a. Therefore, the present application solves the problem of waterproofing the second threaded sleeve 4 and the porous plug 5a by clamping the third O-ring seal 5d between the disk portion 5a1 of the second threaded sleeve 4 and the end surface of the porous plug 5 a.
Further:
the porous plug 5a is provided with an anti-loosening groove 5a2, the sealing gasket 5c is provided with an alignment groove 5c1 which has the same shape as the anti-loosening groove 5a2, and the porous socket 3a is provided with an anti-loosening rib 3a1 which is inserted into the anti-loosening groove 5a2 and the alignment groove 5c 1.
Based on the above embodiments, the technical problem to be solved by the present application is how to prevent the multi-jack socket 3a and the multi-jack plug 5a from rotating in the operating state. For this purpose, the present application prevents the rotation of the multi-hole socket 3a and the multi-hole plug 5a during operation by inserting the anti-loosening rib 3a1 on the multi-hole socket 3a into the anti-loosening groove 5a2 on the multi-hole plug 5a through the aligning groove 5c1 on the packing 5 c.
Further:
the outer wall of the second threaded sleeve 4 is provided with a groove 4b, the groove 4b is long-strip-shaped, the length direction of the groove is parallel to the axis of the second threaded sleeve 4, a fixed elastic sheet 4c is installed in the groove 4b, two ends of the fixed elastic sheet 4c are provided with a mounting head 4c2 and a projection 4c1, the mounting head 4c2 is fixedly connected with the second threaded sleeve 4, and the porous socket 3a is provided with a fixing groove 3a2 matched with the projection 4c 1.
Based on the above-described embodiments, the technical problem that the present application intends to solve is how to fix the second threaded sleeve 4 against rotation. For this purpose, the present application installs the mounting head 4c2 on the fixing elastic piece 4c in the groove 4b through the mounting hole 4b1 established in the groove 4b by the rivet 4d, and after the second threaded sleeve 4 is tightened, the projection 4c1 is snapped in the fixing groove 3a2, so that the second threaded sleeve 4 is fixed against rotation.
Further:
the electric wire waterproof connector further comprises a cylindrical tightening fixing sleeve 1b, the tightening fixing sleeve 1b is clamped between the outer peripheral surface of the sealing soft sleeve 1 and the inner peripheral surface of the first threaded sleeve 2, one end, away from the sealing soft sleeve 1, of the tightening fixing sleeve 1b is provided with a flange 1b1 extending outwards in the radial direction, and the flange 1b1 is clamped between the tightening fixing sleeve 1b and the first threaded sleeve 2.
Based on the above embodiments, the technical problem that the present application intends to solve is how to tighten the waterproof of the fixed sleeve 1b and the sealing soft sleeve 1, for this reason, the present application achieves the waterproof effect of tightening the fixed sleeve 1b and the sealing soft sleeve 1 by tightening the flange 1b1 on the fixed sleeve 1b and the first connecting surface to clamp the sealing ring 1a when screwing the first threaded sleeve 2; the tightening fixing sleeve 1b comprises a clamping sleeve 2b which is arranged on one end which is coaxial with the first threaded sleeve 2 and faces the sealing soft sleeve 1, and a clamping arm 1b2 which is arranged on the other end of the tightening fixing sleeve 1b, wherein the clamping arm 1b2 is L-shaped and faces the sealing soft sleeve 1, a plurality of clamping arms 1b2 are uniformly distributed along the axis of the tightening fixing sleeve 1b, the clamping arm 1b2 is inserted into the clamping sleeve 2b, and the clamping arm 1b is arranged on a fastening table 1c which is coaxial with the tightening fixing sleeve 1b, the fastening table 1c is fixed on the outer wall of the tightening fixing sleeve 1b, the fastening table 1c is cylindrical, and the clamping arm 1b2 clamps the fastening table 1c between the clamping arms 1b2 so as to fix the sealing soft sleeve 1 and prevent the sealing soft sleeve 1 from falling off in a working state.
The above examples are merely illustrative of one or more embodiments of the present invention, and the description thereof is more specific and detailed, but not intended to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. A waterproof connector for electric wire comprises
The male porous needle base (3) is cylindrical, a porous socket (3a) and a first connecting base (3b) are respectively arranged at two ends of the male porous needle base (3), the porous socket (3a) is cylindrical, and the first connecting base (3b) is cylindrical; and
the multi-hole needle-inserting device comprises a cylindrical female multi-hole needle seat (5), wherein a multi-hole plug (5a) and a second connecting seat (5b) are respectively arranged at two ends of the female multi-hole needle seat (5), the multi-hole plug (5a) and the second connecting seat (5b) are cylindrical, and the multi-hole plug (5a) is inserted into a multi-hole socket (3 a); and
the second threaded sleeve (4), the second threaded sleeve (4) is in threaded connection with the multi-hole socket (3a), and the female multi-hole needle base (5) is clamped between the second threaded sleeve (4) and the multi-hole socket (3 a); and
the sealing gasket (5c) is in a disc shape, the sealing gasket (5c) is coaxially clamped between the porous plug (5a) and the porous socket (3a), and openings for avoiding wires are fully distributed on the sealing gasket (5 c); and
the sealing device comprises two round table-shaped sealing soft sleeves (1) arranged at the outer ends of a male porous needle base (3) and a female porous needle base (5), wherein one end of each sealing soft sleeve (1) is provided with a sealing ring (1a) protruding outwards in the radial direction, and each sealing soft sleeve (1) is coaxially connected with the male porous needle base (3) or the female porous needle base (5) through the sealing ring (1 a); and
the sealing ring is characterized by comprising a first threaded sleeve (2), wherein the first threaded sleeve (2) is in threaded connection with a first connecting seat (3b), and a sealing ring (1a) is clamped between the first threaded sleeve (2) and the first connecting seat (3 b).
2. The waterproof wire connector according to claim 1, further comprising a first O-ring (3b1) fitted around the first coupling seat (3b), wherein the first threaded sleeve (2) is provided with a cylindrical portion extending parallel to the axis of the first coupling seat (3b), the first O-ring (3b1) is sandwiched by an outer wall of the first coupling seat (3b) and an inner wall of the first cylindrical portion (2a), the inner wall of the first cylindrical portion (2a) is a tapered surface, and the inner diameter of the first cylindrical portion (2a) gradually increases from the first threaded sleeve (2) toward the first O-ring (3b 1).
3. The waterproof wire connector according to claim 1, further comprising a second O-ring (3c) fitted around the outer peripheral surface of the porous socket (3a), wherein the second threaded sleeve (4) is provided with a second cylindrical portion (4a) extending parallel to the axis of the porous socket (3a), the second O-ring (3c) is sandwiched by the outer wall of the porous socket (3a) and the inner wall of the second cylindrical portion (4a), the inner wall of the second cylindrical portion (4a) is a tapered surface, and the inner diameter of the second cylindrical portion (4a) gradually increases from the second threaded sleeve (4) toward the second O-ring (3 c).
4. The waterproof wire connector according to claim 1, further comprising a third O-ring (5d) fitted over the porous plug (5a), the second threaded sleeve (4) being provided with a disk portion (5a1) extending perpendicularly to the axis of the porous plug (5a), the third O-ring (5d) being sandwiched by an end surface of the porous plug (5a) and an end surface of the disk portion (5a 1).
5. The waterproof wire connector according to claim 1, wherein the porous plug (5a) is provided with an anti-loosening groove (5a2), the packing (5c) is provided with an aligning groove (5c1) having the same shape as the anti-loosening groove (5a2), and the porous socket (3a) is provided with an anti-loosening rib (3a1) inserted into the anti-loosening groove (5a2) and the aligning groove (5c 1).
6. The waterproof connector of the electric wire as claimed in claim 1, wherein the outer wall of the second threaded sleeve (4) is provided with a groove (4b), the groove (4b) is elongated and the length direction of the groove is parallel to the axis of the second threaded sleeve (4), a fixed elastic sheet (4c) is installed in the groove (4b), two ends of the fixed elastic sheet (4c) are provided with a mounting head (4c2) and a projection (4c1), the mounting head (4c2) is fixedly connected with the second threaded sleeve (4), and the porous socket (3a) is provided with a fixing groove (3a2) which is matched with the projection (4c 1).
7. The waterproof connector for electric wires as claimed in claim 1, further comprising a cylindrical compression fixing sleeve (1b), wherein the compression fixing sleeve (1b) is interposed between the outer peripheral surface of the sealing soft sleeve (1) and the inner peripheral surface of the first threaded sleeve (2), one end of the compression fixing sleeve (1b) away from the sealing soft sleeve (1) is provided with a flange (1b1) extending radially outwards, and the flange (1b1) is interposed between the compression fixing sleeve (1b) and the first threaded sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220365364.XU CN217086976U (en) | 2022-02-22 | 2022-02-22 | Waterproof connector for electric wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220365364.XU CN217086976U (en) | 2022-02-22 | 2022-02-22 | Waterproof connector for electric wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217086976U true CN217086976U (en) | 2022-07-29 |
Family
ID=82545379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220365364.XU Active CN217086976U (en) | 2022-02-22 | 2022-02-22 | Waterproof connector for electric wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217086976U (en) |
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2022
- 2022-02-22 CN CN202220365364.XU patent/CN217086976U/en active Active
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