CN220855256U - Waterproof connector with adjustable branch length - Google Patents

Abstract

The utility model discloses a waterproof connector with an adjustable branch length, and belongs to the technical field of waterproof connectors. The waterproof connector with the adjustable branch length comprises an LC duplex connector, wherein the LC duplex connector comprises two branches and a cable sheath, and the two branches are arranged in the cable sheath; the length adjusting assembly comprises a first segmented pipe and a second segmented pipe, wherein an internal thread is arranged in the first segmented pipe, an external thread is arranged on the outer wall surface of the head part of the second segmented pipe, the first segmented pipe is in threaded connection with the second segmented pipe, the second segmented pipe is sleeved on the cable sheath, and the cable sheath is connected with the second segment Guan Nianjie; the inner sleeve is sleeved on the length adjusting assembly, and the first segmented pipe is stopped in a limiting groove of the inner sleeve. The utility model can adjust the length of the branch of the LC duplex connector in the inner sleeve according to the actual use condition, avoid the branch from bending and ensure the stable transmission of the signal in the branch.

Description

Waterproof connector with adjustable branch length

Technical Field

The utility model relates to the technical field of waterproof connectors, in particular to a waterproof connector with an adjustable branch length.

Background

The optical fiber jumper can be applied to the aspects of optical fiber communication systems, optical fiber home, optical fiber data transmission, optical fiber CATV, local Area Networks (LANs), optical test equipment, optical fiber sensors and the like. The rubber-insulated wire jumper is mainly used for connecting an outdoor fiber distribution box to a home-entry optical fiber cat, and the stability and durability of data transmission are ensured by an advanced manufacturing process. At present, the waterproof connector is widely applied, and the manufacturing of the LC duplex waterproof connector can involve the control problems of the consistency and the branching length of two connectors in the LC duplex connector, and the T-shaped branching device is used for positioning before.

When the length of the LC duplex connector in the inner sleeve is too long, the branch of the LC duplex connector is easily bent due to the fixed length of the T-shaped branching device, and the optical fiber in the branch is broken when serious.

For this reason, it is desirable to provide a waterproof connector with an adjustable branch length to solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to provide a waterproof connector with an adjustable branch length, which can adjust the length of a branch of an LC duplex connector in an inner sleeve according to actual use conditions, avoid bending the branch and ensure stable transmission of signals in the branch.

In order to achieve the above object, the following technical scheme is provided:

a branch length adjustable waterproof connector comprising:

the LC duplex connector comprises two branches and a cable sheath, wherein the two branches are arranged in the cable sheath;

The length adjusting assembly comprises a first segmented pipe and a second segmented pipe, wherein an internal thread is arranged in the first segmented pipe, an external thread is arranged on the outer wall surface of the head part of the second segmented pipe, the first segmented pipe is in threaded connection with the second segmented pipe, the second segmented pipe is sleeved on the cable sheath, and the cable sheath is connected with the second segmented Guan Nianjie;

The inner sleeve is sleeved on the length adjusting assembly, and the first segmented pipe is stopped in the limiting groove of the inner sleeve.

As an alternative scheme of the waterproof connector with the adjustable branch length, a plurality of clamping jaws are circumferentially arranged at intervals at the tail end of the inner sleeve, a plurality of clamping jaws are surrounded to form a clamping space, and a plurality of clamping jaws are abutted with the outer wall surface of the second section pipe.

As the alternative scheme of branch length adjustable waterproof connector, branch length adjustable waterproof connector still includes the outer sleeve, the outer sleeve cover is located on the inner sleeve, be equipped with spacing throat in the afterbody of outer sleeve, the inner wall face of spacing throat with a plurality of the outer wall face butt of clamping jaw.

As an alternative to the waterproof connector with adjustable branch length, the limiting constriction is in a conical structure.

As an alternative to the waterproof connector with the adjustable branch length, a connecting hole is formed in the head of the outer sleeve, and a connecting piece on the emitter can be in threaded connection with the connecting hole of the head of the outer sleeve.

As an alternative scheme of the waterproof connector with the adjustable branch length, a limit step is annularly arranged on the outer wall surface of the inner sleeve, and a sealing ring is clamped between the tail part of the connecting piece and the limit step.

As an alternative scheme of the waterproof connector with the adjustable branch length, the waterproof connector with the adjustable branch length further comprises a protective cap, one end of the protective cap is provided with a hanging hole, the other end of the protective cap is provided with a first connecting portion, and the first connecting portion can be in threaded connection with the connecting hole of the head portion of the outer sleeve.

As the alternative scheme of branch length adjustable waterproof connector, branch length adjustable waterproof connector still includes the bunch spare, the bunch spare cover is located on the second subregion pipe, the bunch spare includes first annular section, spiral section and second annular section, first annular section with the second annular section set up respectively in the opposite both ends of spiral section, first annular section with the outer sleeve can dismantle and be connected.

As an alternative scheme of the waterproof connector with the adjustable branch length, the tail part of the outer sleeve is provided with a second connecting part, and the first annular section is in threaded connection, plug-in connection or clamping connection with the second connecting part.

As an alternative to the branch length adjustable waterproof connector, the outer diameter of the first segmented pipe is larger than the outer diameter of the second segmented pipe.

Compared with the prior art, the utility model has the beneficial effects that:

According to the waterproof connector with the adjustable branch length, the LC duplex connector, the length adjusting component and the inner sleeve are sequentially sleeved, wherein the first segmented pipe of the length adjusting component is stopped in the limiting groove of the inner sleeve, the cable sheath of the LC duplex connector is adhered with the second segmented pipe of the length adjusting component into a whole, the length of the second segmented pipe screwed into the first segmented pipe is changed by rotating the second segmented pipe, and therefore the length of the inner sleeve of the branch of the LC duplex connector is adjusted, the inner sleeve of the branch is enabled to be always in a proper length, bending of the branch is avoided, and stable transmission of signals in the branch is guaranteed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.

Fig. 1 is an assembly schematic diagram of a waterproof connector with an adjustable branch length according to an embodiment of the present utility model;

Fig. 2 is an exploded view of a waterproof connector with an adjustable branch length according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an LC duplex connector according to an embodiment of the utility model;

FIG. 4 is a schematic view of a length adjustment assembly according to an embodiment of the present utility model;

FIG. 5 is an exploded view of a length adjustment assembly according to an embodiment of the present utility model;

FIG. 6 is a schematic view of an inner sleeve according to an embodiment of the present utility model;

FIG. 7 is a schematic view of an assembly of an LC duplex connector, a length adjustment assembly and an inner sleeve according to an embodiment of the utility model;

FIG. 8 is a schematic view of an outer sleeve according to an embodiment of the present utility model;

FIG. 9 is a schematic view of an assembly of a connection member with a seal ring and an inner sleeve of an emitter according to an embodiment of the present utility model;

Fig. 10 is a schematic structural diagram of a wire harness according to an embodiment of the present utility model.

Reference numerals:

100. A connecting piece;

1. LC duplex connector; 2. a length adjustment assembly; 3. an inner sleeve; 4. an outer sleeve; 5. a protective cap; 51. a hanging hole; 52. a first connection portion; 6. a wire harness member; 61. a first annular segment; 62. a helical section; 63. a second annular segment; 7. a seal ring;

11. Branching; 12. a cable sheath;

21. a first segmented tube; 22. a second segmented tube;

31. A clamping jaw; 32. a limit step; 33. a limit groove;

41. Limiting necking; 42. a connection hole; 43. and a second connecting part.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In order to adjust the length of the branch of the LC duplex connector in the inner sleeve according to the actual use situation, avoid bending the branch, and ensure stable transmission of the signal in the branch, the present embodiment provides a waterproof connector with an adjustable branch length, and the details of this embodiment are described in detail below with reference to fig. 1 to 10.

As shown in fig. 1 to 7, in the present embodiment, the branch length-adjustable waterproof connector includes an LC duplex connector 1, a length adjustment assembly 2, and an inner sleeve 3. Wherein the LC duplex connector 1 comprises two branches 11 and a cable sheath 12, the two branches 11 being arranged within the cable sheath 12. The length adjusting assembly 2 comprises a first segmented pipe 21 and a second segmented pipe 22, wherein an internal thread is arranged in the first segmented pipe 21, an external thread is arranged on the outer wall surface of the head part of the second segmented pipe 22, the first segmented pipe 21 is in threaded connection with the second segmented pipe 22, the second segmented pipe 22 is sleeved on the cable jacket 12, and the cable jacket 12 is bonded with the second segmented pipe 22. The inner sleeve 3 is sleeved on the length adjusting assembly 2, and the first segmented pipe 21 is stopped in the limit groove 33 of the inner sleeve 3.

In short, according to the waterproof connector with the adjustable branch length, the LC duplex connector 1, the length adjusting component 2 and the inner sleeve 3 are sequentially sleeved, wherein the first segmented pipe 21 of the length adjusting component 2 is stopped in the limiting groove 33 of the inner sleeve 3, the cable jacket 12 of the LC duplex connector 1 is adhered to the second segmented pipe 22 of the length adjusting component 2 into a whole, the length of the second segmented pipe 22 screwed into the first segmented pipe 21 is changed by rotating the second segmented pipe 22, and further the length of the branch 11 of the LC duplex connector 1 in the inner sleeve 3 is adjusted, so that the branch 11 is always in a proper length in the inner sleeve 3, bending of the branch 11 is avoided, and stable transmission of signals in the branch 11 is ensured.

Further, as shown in fig. 6 and 7, a plurality of clamping jaws 31 are circumferentially arranged at intervals at the tail end of the inner sleeve 3, a clamping space is formed by surrounding the plurality of clamping jaws 31, and the plurality of clamping jaws 31 are abutted against the outer wall surface of the second segmented pipe 22. Illustratively, the inner sleeve 3 is made of plastic material, and the plurality of clamping jaws 31 have a certain elasticity, so that a proper clamping force of the plurality of clamping jaws 31 on the second segmented tube 22 is ensured.

Further, as shown in fig. 2 and 8, the waterproof connector with adjustable branch length further includes an outer sleeve 4, the outer sleeve 4 is sleeved on the inner sleeve 3, a limiting shrinkage 41 is arranged in the tail portion of the outer sleeve 4, and an inner wall surface of the limiting shrinkage 41 is abutted to an outer wall surface of the plurality of clamping jaws 31. Specifically, the limiting shrinkage 41 has a conical structure, and when the outer sleeve 4 is gradually sleeved on the inner sleeve 3, the inner diameter of the limiting shrinkage 41 at the tail part of the outer sleeve 4 is gradually reduced, so that the clamping of the clamping jaws 31 is realized.

Further, as shown in fig. 1 and 8, the head of the outer sleeve 4 is provided with a coupling hole 42 therein, and the coupling member 100 on the transmitter can be screw-coupled with the coupling hole 42 of the head of the outer sleeve 4. After the outer sleeve 4 is sleeved on the inner sleeve 3, the head of the outer sleeve 4 is screwed on the connecting piece 100 on the emitter, so that the quick installation of the waterproof connector with the adjustable branch length is realized.

Further, as shown in fig. 6 and 9, the outer wall surface of the inner sleeve 3 is provided with a limit step 32 in a ring shape, and a seal ring 7 is interposed between the tail of the connecting piece 100 and the limit step 32. By additionally arranging the sealing ring 7, the assembly tightness of the waterproof connector with the adjustable branch length is improved, and the waterproof grade is improved.

Further, as shown in fig. 1, the waterproof connector with the adjustable branch length further comprises a protective cap 5, one end of the protective cap 5 is provided with a hanging hole 51, the other end of the protective cap 5 is provided with a first connecting portion 52, and the first connecting portion 52 can be in threaded connection with the connecting hole 42 of the head of the outer sleeve 4. When the waterproof connector with the adjustable branch length is not installed, the protection cap 5 is installed on the outer sleeve 4 and used for protecting the waterproof connector with the adjustable branch length from dust deposition.

Further, the waterproof connector with the adjustable branching length further comprises a wire harness member 6, the wire harness member 6 is sleeved on the second section tube 22, the wire harness member 6 comprises a first annular section 61, a spiral section 62 and a second annular section 63, the first annular section 61 and the second annular section 63 are respectively arranged at two opposite ends of the spiral section 62, and the first annular section 61 is detachably connected with the outer sleeve 4. By adding the wire harness 6, the bending angle of the small cable is reduced.

Further, as shown in fig. 1, 8 and 10, the tail portion of the outer sleeve 4 is provided with a second connecting portion 43, and the first annular section 61 is in threaded connection, plugging or clamping connection with the second connecting portion 43. Specifically, in the present embodiment, the first annular section 61 is internally provided with an internal thread, and the outer wall surface of the second connecting portion 43 is provided with an external thread, so that the threaded connection between the first annular section 61 and the second connecting portion 43 is realized.

Illustratively, as shown in fig. 4 and 5, the outer diameter of the first segmented pipe 21 is larger than the outer diameter of the second segmented pipe 22, the inner diameter of the limiting groove 33 is larger than the outer diameter of the second segmented pipe 22, and the inner diameter of the limiting groove 33 is not larger than the outer diameter of the first segmented pipe 21, so that the first segmented pipe 21 is firmly embedded in the limiting groove 33.

Further, the first segmented pipe 21 and the second segmented pipe 22 are made of insulating materials.

Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims (10)

1. Branch length adjustable waterproof connector, its characterized in that includes:

LC duplex connector (1) comprising two branches (11) and a cable sheath (12), said two branches (11) being arranged inside said cable sheath (12);

The length adjusting assembly (2), the length adjusting assembly (2) comprises a first segmented pipe (21) and a second segmented pipe (22), an internal thread is arranged in the first segmented pipe (21), an external thread is arranged on the outer wall surface of the head of the second segmented pipe (22), the first segmented pipe (21) is in threaded connection with the second segmented pipe (22), the second segmented pipe (22) is sleeved on the cable sheath (12), and the cable sheath (12) is bonded with the second segmented pipe (22);

the inner sleeve (3) is sleeved on the length adjusting assembly (2), and the first segmented pipe (21) is stopped in a limit groove (33) of the inner sleeve (3).

2. The waterproof connector with the adjustable branch length according to claim 1, wherein a plurality of clamping jaws (31) are circumferentially arranged at intervals at the tail end of the inner sleeve (3), the clamping jaws (31) are surrounded to form a clamping space, and the clamping jaws (31) are abutted with the outer wall surface of the second segmented tube (22).

3. The waterproof connector with the adjustable branch length according to claim 2, further comprising an outer sleeve (4), wherein the outer sleeve (4) is sleeved on the inner sleeve (3), a limiting shrinkage opening (41) is arranged in the tail portion of the outer sleeve (4), and the inner wall surface of the limiting shrinkage opening (41) is abutted with the outer wall surfaces of the clamping jaws (31).

4. A branch length adjustable waterproof connector according to claim 3, characterized in that the limit constriction (41) is of conical configuration.

5. A branch length adjustable waterproof connector according to claim 3, characterized in that the head of the outer sleeve (4) is provided with a connecting hole (42), and the connecting piece (100) on the emitter can be screwed with the connecting hole (42) of the head of the outer sleeve (4).

6. The waterproof connector with the adjustable branch length according to claim 5, wherein a limiting step (32) is annularly arranged on the outer wall surface of the inner sleeve (3), and a sealing ring (7) is clamped between the tail of the connecting piece (100) and the limiting step (32).

7. The waterproof connector with adjustable branch length according to claim 5, further comprising a protective cap (5), wherein one end of the protective cap (5) is provided with a hanging hole (51), the other end of the protective cap (5) is provided with a first connecting portion (52), and the first connecting portion (52) can be in threaded connection with the connecting hole (42) of the head of the outer sleeve (4).

8. A branch length adjustable waterproof connector according to claim 3, further comprising a wire harness member (6), the wire harness member (6) being sleeved on the second section tube (22), the wire harness member (6) comprising a first annular section (61), a spiral section (62) and a second annular section (63), the first annular section (61) and the second annular section (63) being provided at opposite ends of the spiral section (62), respectively, the first annular section (61) being detachably connected with the outer sleeve (4).

9. The branch length adjustable waterproof connector according to claim 8, characterized in that the tail of the outer sleeve (4) is provided with a second connection portion (43), and the first annular section (61) is screwed, plugged or snapped with the second connection portion (43).

10. The branch length adjustable waterproof connector according to any one of claims 1-9, wherein the outer diameter of the first segmented tube (21) is larger than the outer diameter of the second segmented tube (22).