CN217335044U

CN217335044U - Connector for preventing cable from falling off

Info

Publication number: CN217335044U
Application number: CN202122422318.7U
Authority: CN
Inventors: 王民
Original assignee: Zhuozhou Hangyuan Electronic Equipment Co ltd
Current assignee: Zhuozhou Hangyuan Electronic Equipment Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-08-30
Anticipated expiration: 2031-10-08

Abstract

The utility model relates to a cable connector technical field, specifically speaking relates to a prevent connector that cable drops. It includes the main part, at least, include female pipe and the son pipe of screw thread installation on female pipe in the main part, female pipe one end is provided with the screwed pipe, the internal thread has been seted up to the screwed pipe inner wall, the centre gripping chamber has been seted up to female pipe inner chamber, the female pipe other end is provided with the retaining member, the son is intraductal including the plug screw at least, the through-hole has been seted up on the plug screw right side, plug screw one end lateral wall surface is close to through-hole edge and is the annular array and be provided with a plurality of supporting pieces, it is gapped to reserve between two adjacent supporting pieces, son pipe and female pipe are all through retaining member fixed mounting on the cable conductor, through the locking to son pipe and female pipe position, can prevent effectively that to slide between son pipe and the female pipe, it is not hard up to cause the supporting piece, arouse the problem that the connector drops from the cable conductor, through the locking of connector and cable conductor, the risk that drops from the cable conductor has effectively been reduced.

Description

Connector for preventing cable from falling off

Technical Field

The utility model relates to a cable connector technical field, specifically speaking relates to a prevent connector that cable drops.

Background

The cable connector is used for locking and fixing incoming and outgoing cables and plays a role in water resistance, dust resistance and vibration resistance, the cable connector in the middle of the cable line is called an intermediate connector, the cable connectors at two tail ends of the line are called terminal heads, and the cable terminal heads are used for connecting one end of each cable with other electrical equipment.

Due to the operations such as daily maintenance of equipment, the cable and electrical equipment connecting end can be frequently disassembled in the using process, so that the cable terminal is loosened, the existing connection mode between the cable terminal and the cable is single, and the frequent disassembly causes the connection between the cable terminal and the cable to be unstable.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that foretell connector that prevents the cable and drop exists, provide a connector that prevents the cable and drop.

In order to achieve the purpose, the technical scheme adopted by the utility model is that the utility model provides a connector for preventing a cable from falling off, which comprises a main body, wherein the main body at least comprises a main pipe and a sub-pipe which is installed on the main pipe in a threaded manner, one end of the main pipe is provided with a screwed pipe, the inner wall of the screwed pipe is provided with an internal thread, the inner cavity of the main pipe is provided with a clamping cavity, and the other end of the main pipe is provided with a locking piece;

at least, include the plug screw in the son pipe, the through-hole has been seted up on the plug screw right side, plug screw one end lateral wall surface is close to through-hole edge is the annular array and is provided with a plurality of holding pieces, adjacent two reserve the clearance between the holding piece.

As a further improvement of the technical scheme, the locking piece at least comprises a connecting seat, the surface of the side wall of the connecting seat is provided with an opening with the same aperture as the through hole, the surface of the side wall of the connecting seat is close to the left side and the right side of the edge of the opening and is symmetrically provided with locking arms, the surface of the side wall of the connecting seat is close to the upper side and the lower side of the edge of the opening and is symmetrically provided with limiting blocks, and a screw rod is fixedly arranged in each limiting block.

As a further improvement of the technical scheme, the edges of the upper end and the lower end of the screw rod are symmetrically provided with sliding holes, the screw rod is slidably mounted on the screw rod through the sliding holes, and the screw rod is provided with a locking nut in a threaded manner.

As a further improvement of the technical scheme, the locking arm is in an arc structural design, and the locking arm and the opening are in a concentric structure.

As a further improvement of the technical scheme, the inner diameter of the clamping piece is matched with the inner diameter of the clamping cavity, and the clamping cavity is designed in a conical structure.

As a further improvement of the technical scheme, the clamping pieces are designed to be arc-shaped structures, and the inner diameter of the circular arc of the clamping pieces is smaller than that of the through hole.

As a further improvement of the technical scheme, a plurality of anti-skidding convex ribs are arranged on the inner wall of the clamping sheet, and TPR elastic plastic is preferably adopted by the clamping sheet.

As a further improvement of the technical scheme, the outer wall of the screw plug is provided with external threads, the periphery of the inner wall of the screw pipe is provided with internal threads, and the main pipe is installed on the screw plug through the screw pipe threads.

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

1. in this prevent connector that cable drops, child pipe and female pipe are at the in-process through screw thread locking, and the centre gripping piece moves to the inboard centre of a circle, and the aperture shrink of the through wires hole that a plurality of centre gripping pieces are constituteed diminishes, plays tight effect of clamp to the cable conductor, can realize installing the locking to the cable conductor in different apertures, effectively prevents that the connector from dropping.

2. In this prevent connector that cable drops, child pipe and female pipe are all through retaining member fixed mounting on the cable conductor, through the locking to child pipe and female pipe position, can prevent effectively that to slide between child pipe and the female pipe, cause the holding piece not hard up, arouse the problem that the connector drops from the cable conductor, through the multiple locking of connector and cable conductor, have effectively reduced the risk that the connector drops from the cable conductor.

Drawings

Fig. 1 is a schematic structural diagram of a main body of an embodiment of the present invention;

fig. 2 is a schematic view of a mounting structure of the main pipe according to an embodiment of the present invention;

fig. 3 is a schematic sectional view of the structure of the main pipe according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a sub-pipe according to an embodiment of the present invention;

FIG. 5 is a schematic view of a retaining member according to an embodiment of the present invention;

fig. 6 is a schematic view of a locking state structure of the clamping pieces according to the embodiment of the present invention.

The various reference numbers in the figures mean:

1. a main body;

2. a main pipe; 201. a solenoid; 202. a clamping cavity;

3. a sub-tube; 301. a plug screw; 302. a clamping piece; 303. anti-slip ribs; 304. a through hole;

4. a locking member; 401. a connecting seat; 402. a limiting block; 403. a screw rod; 404. and locking the arm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiment, as shown in fig. 1 to 6, the utility model provides a connector for preventing a cable from falling off, which comprises a main body 1, wherein the main body 1 at least comprises a main pipe 2 and a sub-pipe 3 which is installed on the main pipe 2 in a threaded manner, one end of the main pipe 2 is provided with a screwed pipe 201, the inner wall of the screwed pipe 201 is provided with an internal thread, the inner cavity of the main pipe 2 is provided with a clamping cavity 202, and the other end of the main pipe 2 is provided with a locking member 4, so that the main pipe 2 can be conveniently and fixedly installed on a cable line;

at least including plug screw 301 in the son pipe 3, through-hole 304 has been seted up to plug screw 301 right side, plug screw 301 one end lateral wall surface is close to through-hole 304 edge and is the annular array and be provided with a plurality of holding pieces 302, it has the clearance to reserve between two adjacent holding pieces 302, the clearance is used for satisfying holding piece 302 and contracts in, a plurality of holding pieces 302 move to the inboard centre of a circle simultaneously, the aperture shrink that makes the through wires hole that holding piece 302 is constituteed diminishes, play tight effect of clamp to the cable conductor, the plug screw 301 other end is provided with retaining member 4, conveniently with 3 fixed mounting of son pipe on the cable conductor.

In order to strengthen the stability of being connected between cable conductor and the connector, at least, including connecting seat 401 on retaining member 4, connecting seat 401 lateral wall surface sets up the trompil the same with through-hole 304 aperture, connecting seat 401 lateral wall surface is close to the trompil edge and is provided with locking arm 404 in both sides symmetry, connecting seat 401 lateral wall surface is close to the trompil edge and is provided with stopper 402 in both sides symmetry about, fixed mounting has lead screw 403 in the stopper 402, retaining member 4 is used for the further spacing fixed of cable conductor one end, realize pressing from both sides tightly to the cable conductor through two locking arms 404.

In order to meet the clamping of the locking arm 404 to the cable, sliding holes are symmetrically formed in the edges of the upper end and the lower end of the screw rod 403, the screw rod 403 is slidably mounted on the screw rod 403 through the sliding holes, a locking nut is mounted on the screw rod 403 through threads, the locking arm 404 is slidably adjusted on the screw rod 403, the cable is clamped through the two locking arms 404 approaching to each other, and the position of the locking arm 404 is fixed through the locking nut so as to guarantee the stability of the locking arm 404 for clamping the cable.

In order to satisfy and closely laminate between locking arm 404 and the cable conductor, the utility model provides a locking arm 404 is arc structural design, and locking arm 404 is concentric structure with the trompil, and when locking arm 404 removed to centre of a circle direction along lead screw 403, can press from both sides the cable conductor tightly, and locking arm 404 is the same with the trompil centre of a circle simultaneously, can improve the stability of cable conductor in clamping process.

Further in order to realize along with the continuous inserting of son pipe 3, centre gripping chamber 202 internal diameter diminishes gradually, centre gripping piece 302 contracts to the center, accomplishes the clamp to the cable conductor, the utility model provides a centre gripping piece 302 internal diameter size and centre gripping chamber 202 internal diameter size looks adaptation, centre gripping chamber 202 is toper structural design, and is preferred, centre gripping chamber 202 is close to the radius that solenoid 201 one end radius is greater than the radius of keeping away from solenoid 201 one end, ensures that son pipe 3 inserts centre gripping chamber 202 back by solenoid 201, along with the continuous inserting of son pipe 3, centre gripping piece 302 diminishes along with centre gripping chamber 202 internal diameter gradually, and centre gripping piece 302 contracts to the center, and centre gripping piece 302 and centre gripping chamber 202 length looks adaptation, when centre gripping chamber 202 is enough for a long time, can carry out the centre gripping to the cable conductor of not unidimensional.

Specific in order to satisfy clamping piece 302 and cable conductor and closely laminate, improve the stability of clamping piece 302 to the cable conductor centre gripping, clamping piece 302 is arc structural design, and the circular arc internal diameter size of clamping piece 302 is less than through-hole 304 internal diameter size, and when clamping piece 302 was in the state of tightening up, the internal diameter that a plurality of clamping pieces 302 formed the circle was less than through-hole 304 internal diameter size, can satisfy the demand that presss from both sides tightly to the cable conductor.

In order to satisfy the clamping piece 302 and can constantly be along with centre gripping chamber 202 internal diameter diminishes gradually and to the central shrink, the utility model provides a be provided with a plurality of anti-skidding beads 303 on the clamping piece 302 inner wall, anti-skidding bead 303 is used for strengthening the friction between clamping piece 302 and the cable conductor, effectively prevents the cable conductor landing, and clamping piece 302 preferably adopts TPR elastoplastics, and TPR elastoplastics is soft flexible, makes clamping piece 302 have effectual elastic deformation performance, helps clamping piece 302 to tighten up to the center, realizes the clamp tight to the cable conductor.

Further, the outer wall of the plug screw 301 is provided with external threads, the inner wall of the screw pipe 201 is provided with internal threads all around, the main pipe 2 is installed on the plug screw 301 through the screw pipe 201 in a threaded mode, and the main pipe 2 and the sub-pipe 3 are installed in a threaded mode and are convenient to detach.

When the utility model is used, the cable is threaded into the sub-pipe 3 through the through hole 304, and the two locking arms 404 are close to each other to clamp the cable by screwing the locking nut, namely, the sub-tube 3 is fixedly installed on the cable, then, the cable is inserted into the main tube 2 through the clamping cavity 202, the main tube 2 is installed on the plug screw 301 through the screw tube 201, the clamping sheet 302 is gradually inserted into the clamping cavity 202 along with the continuous screwing between the screw tube 201 and the plug screw 301, the inner diameter of the clamping cavity 202 is gradually reduced along with the insertion of the clamping sheet 302, the clamping sheet 302 is contracted towards the center to clamp the cable, after the cable is clamped by the clamping sheet 302, the locking piece 4 on the main pipe 2 is locked, the main pipe 2 is locked and installed on the cable, the installation of the connector can be completed, and the connector can be effectively prevented from falling off from the cable line through multiple locking of the connector to the cable line.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prevent connector that cable drops which characterized in that: the clamping device comprises a main body (1), wherein the main body (1) at least comprises a main pipe (2) and a sub-pipe (3) which is installed on the main pipe (2) in a threaded mode, a solenoid (201) is arranged at one end of the main pipe (2), internal threads are formed in the inner wall of the solenoid (201), a clamping cavity (202) is formed in the inner cavity of the main pipe (2), and a locking piece (4) is arranged at the other end of the main pipe (2);

at least including plug screw (301) in sub-pipe (3), through-hole (304) have been seted up on plug screw (301) right side, plug screw (301) one end lateral wall surface is close to through-hole (304) edge is the annular array and is provided with a plurality of clamping pieces (302), adjacent two reserve the clearance between clamping piece (302).

2. A connector according to claim 1, wherein the connector comprises: at least including connecting seat (401) on retaining member (4), connecting seat (401) lateral wall surface seted up with the trompil that through-hole (304) aperture is the same, connecting seat (401) lateral wall surface is close to both sides symmetry is provided with locking arm (404) about the trompil edge, connecting seat (401) lateral wall surface is close to bilateral symmetry is provided with stopper (402) about the trompil edge, stopper (402) internal fixation has lead screw (403).

3. A connector for preventing a cable from falling off according to claim 2, wherein: the edge symmetry of both ends has seted up the slide opening about lead screw (403), lead screw (403) pass through slide opening slidable mounting on lead screw (403), lock nut is installed to the screw thread on lead screw (403).

4. A connector according to claim 2, wherein the cable is prevented from falling off the connector, and the connector comprises: the locking arm (404) is designed to be of an arc-shaped structure, and the locking arm (404) and the opening are of concentric structures.

5. A connector for preventing a cable from falling off according to claim 1, wherein: the inner diameter of the clamping piece (302) is matched with that of the clamping cavity (202), and the clamping cavity (202) is designed in a conical structure.

6. A connector for preventing a cable from falling off according to claim 1, wherein: the clamping piece (302) is designed to be of an arc-shaped structure, and the inner diameter of the arc of the clamping piece (302) is smaller than that of the through hole (304).

7. A connector for preventing a cable from falling off according to claim 1, wherein: the clamping piece (302) is provided with a plurality of anti-skidding ribs (303) on the inner wall, and the clamping piece (302) is made of TPR elastic plastic.

8. A connector according to claim 1, wherein the connector comprises: the outer wall of the plug screw (301) is provided with external threads, the periphery of the inner wall of the screw pipe (201) is provided with internal threads, and the main pipe (2) is installed on the plug screw (301) through the screw pipe (201) in a threaded mode.