CN218782439U

CN218782439U - Tensile component of connector

Info

Publication number: CN218782439U
Application number: CN202223154139.0U
Authority: CN
Inventors: 张军旗
Original assignee: Shijiazhuang Ouyang Electronic Technology Co ltd
Current assignee: Shijiazhuang Ouyang Electronic Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-31
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to a connector tensile assembly, its structure includes installing support and spool first through-hole has been seted up on the installing support the both sides of installing support one end are equipped with the support arm respectively, the axis perpendicular to of spool the axis of installing support, the spool is located two between the support arm, the both ends difference joint of spool is on two support arms, and is supported by the support arm the spool. The support arm comprises a support platform at the root and a mounting rod positioned at the top of the support platform. And sliding grooves are formed in two ends of the spool respectively and used for accommodating the mounting rod. The utility model discloses simple structure, the equipment is convenient, and the structure is reliable, can prevent that the pulling force from transmitting forward, can not lead to the damage or the fracture of cable under powerful pulling force effect simultaneously yet.

Description

Tensile component of connector

Technical Field

The utility model relates to a connector, specifically speaking are connector tensile subassembly.

Background

The connector is a common connecting device in the communication field, is used for repeatable plugging and unplugging connection between a cable and equipment or between the cable and the cable, and has certain tensile property, and particularly has high requirements on the tensile property of the connector in some special occasions.

An existing tensile structure of a connector, such as CN202220794194.7, discloses an optical fiber tensile device, which structurally comprises a sleeve, a winding shaft is arranged in an inner cavity of the sleeve, an annular boss is arranged on the inner cavity of the sleeve and used for limiting the winding shaft to move backwards, two ends of the winding shaft are respectively provided with a wire passing hole, one port of each wire passing hole is located on an end face of the winding shaft, and the other port of each wire passing hole is located on a side face of the winding shaft. The spool comprises a cylindrical spool body, disks are arranged at two ends of the spool body respectively, and the diameter of each disk is larger than that of the spool body. The structure enables the cable to be wound on the winding shaft through the cable, so that the cable and the winding shaft have strong connection strength.

The structure can provide stronger tensile capacity, basically meets the requirements of some special occasions, and can bear 1000N-1600N of tensile force, but for some occasions with higher requirements, the tensile force required to be borne by the connector is far more than 1600N, and high-strength cables capable of bearing the tensile force exist at present. However, the tensile force required to be borne is very large, and the junction and the port of the central hole and the inclined hole of the winding shaft cannot be smooth completely, so that the protective layer of the cable can be cut off by the edges under the action of strong tensile force, and the cable can be cut off even in severe cases, so that the connector cannot reach the tensile standard finally.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connector tensile subassembly to solve current connector tensile structure and probably can make the cable appear damaging or fracture and can't reach the problem of tensile standard.

The utility model discloses a realize like this: the utility model provides a connector tensile subassembly, includes installing support and spool first through-hole has been seted up on the installing support the both sides of installing support one end are equipped with the support arm respectively, the axis perpendicular to of spool the axis of installing support, the spool is located two between the support arm, the both ends difference joint of spool is on two support arms, and is supported by the support arm the spool.

Further, the support arm comprises a support platform at the root and a mounting rod positioned at the top of the support platform.

Furthermore, sliding grooves are formed in two ends of the spool respectively and used for containing the mounting rods.

Furthermore, blind holes are respectively formed in two ends of the bobbin, a through hole is formed in the mounting rod, a pin shaft is connected to the through hole in a penetrating mode, and the pin shaft is inserted into the blind holes.

Further, the bobbin is cylindrical, elliptic cylindrical or cylinder-like.

Furthermore, the device also comprises a buckling support buckled on the support arm, a second through hole is formed in the buckling support, bulges are respectively arranged on two sides of one end of the buckling support, and the bulges correspond to the support arm.

Furthermore, a mounting groove is formed in the first through hole, a flexible pad is arranged in the mounting groove, and a line passing hole corresponding to the first through hole is formed in the flexible pad.

Further, the mounting groove includes a tapered portion.

And simultaneously, the utility model also discloses an application method of above-mentioned connector tensile subassembly, including following step.

a. The cable is passed from the rear end through a connector sleeve, at the front end of which a mounting bracket is arranged.

b. The cable is passed through a first through hole in the mounting bracket from the rear end, and the spool is disposed at the front end of the mounting bracket with the axis of the spool perpendicular to the axis of the mounting bracket.

c. The cable is wound on the spool for a plurality of circles, then the spool enters between the two support arms of the mounting bracket, and the two mounting rods respectively enter the sliding grooves at the two ends of the wire groove.

d. Pulling the cable brings both ends of the spool into contact with the support table.

e. And arranging a buckling support at the front end of the mounting support, penetrating the cable through a second through hole in the buckling support, and buckling the buckling support on the mounting support.

f. The mounting bracket, the bobbin and the buckling bracket are sent into the connector sleeve together, so that the rear end of the mounting bracket is contacted with a boss in the connector.

Wherein, in step c, the number of turns of the cable wound on the spool is 2 or more.

The utility model discloses a connector tensile subassembly is the inside tensile structure of connector, and when the cable was installed on the connector, the cable was installed simultaneously on the tensile subassembly, and the pulling force that the cable received is born by the tensile subassembly completely, and the pulling force can not continue the link transmission to the connector to prevent that the cable from following the connector fracture and deviating from. The utility model discloses in, the cable winding is on the spool surface, and the spool is supported by the support arm, and the cable of winding on the spool can make the cable twine tightly on the spool when receiving the pulling force effect to the pulling force can all transmit to the spool, and the spool is supported by a supporting bench again, so the final transmission of power that the spool received is to the brace table of installing support. Under this kind of stress structure, the pulling force that the cable received can all transmit to the installing support on, the power that its can bear depends on the intensity of material, simultaneously, because the spool is main atress position, and the spool surface is smooth curved surface, does not have the edges and corners, so the cable is greater than the power that its own can bear until the pulling force, just can the fracture condition appear, can not lead to the cable to break in advance because of tensile structure.

Be equipped with the mounting groove on the installing support, install the flexible pad in the mounting groove, the cable of winding on the spool pastes at the top of flexible pad, and the cable of winding on the spool simultaneously passes through line hole and first through-hole, and the cable of corner is pressed at the line hole of crossing of flexible pad, prevents to press the broken string cable in corner. The flexible pad includes toper portion, and when the flexible pad received pressure, thereby the flexible pad takes place deformation and will hold tightly through the cable of crossing the wire hole to improve tensile properties.

The utility model discloses a connector tensile subassembly is when using, and easy operation is convenient, can assemble fast, realizes connector tensile structure's installation.

The utility model discloses simple structure, the equipment is convenient, and the structure is reliable, can prevent that the pulling force from transmitting forward, can not lead to the damage or the fracture of cable under powerful pulling force effect simultaneously yet.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is an assembly view of the present invention with a connector sleeve.

Fig. 3 is a front view and a top view of the mounting bracket of the present invention.

Fig. 4 is a front and top view of the spool of the present invention.

Fig. 5 is a front view and a top view of the buckling bracket of the present invention.

Fig. 6 is a front and left side view of the assembly of the spool with the mounting bracket of the present invention.

In the figure: 1. mounting a bracket; 2. a bobbin; 3. buckling the bracket; 4. a connector sleeve; 5. a pin shaft; 6. mounting grooves; 7. a flexible pad; 7-1, a wire through hole; 7-2, a tapered portion; 1-1, a first through hole; 1-2, a support table; 1-3, mounting a rod; 2-1, a chute; 2-2, blind holes; 3-1, a second through hole; 3-2, and bulges.

Detailed Description

As shown in fig. 1 and 2, the connector tensile assembly of the present invention includes a mounting bracket 1 and a bobbin 2. A first through hole 1-1 is formed in the mounting support 1, the first through hole 1-1 is coaxial with the mounting support 1, and support arms are respectively arranged on two sides of one end of the mounting support 1 and extend towards the front end of the mounting support 1. The axis of the spool 2 is perpendicular to the axis of the mounting bracket 1, the spool 2 is positioned between the two support arms, and the two ends of the spool 2 are respectively clamped on the two support arms and the spool 2 is supported by the support arms.

The spool 2 is used for winding a cable, the cable passes through the first through hole 1-1 and is wound on the spool 2, and meanwhile, the spool 2 is installed between the two support arms, and both ends of the spool 2 are supported by the support arms under the tensile force of the cable.

Wherein, as shown in fig. 3, the support arm comprises a support table 1-2 at the root and a mounting rod 1-3 at the top of the support table 1-2. The width of the support table 1-2 is larger than the width of the mounting rod 1-3.

Meanwhile, as shown in fig. 4, sliding grooves 2-1 are formed at both ends of the bobbin 2, respectively.

As shown in fig. 5 and 6, when the spool 2 is mounted on the mounting bracket 1, the sliding grooves 2-1 at both ends of the spool 2 are slid in by the top of the mounting rods 1-3, the mounting rods 1-3 are located in the sliding grooves 2-1, and the spool 2 moves down along the sliding grooves 2-1 until both ends of the spool 2 contact the supporting base 1-2, so that when the spool 2 receives a force from the cable, the spool 2 is restrained and supported by the supporting base 1-2, and the supporting base 1-2 receives the force from the spool 2.

In order to facilitate positioning, blind holes 2-2 are respectively formed in two ends of the spool 2, through holes are formed in the mounting rods 1-3, pin shafts 5 are connected in the through holes in a penetrating mode, the pin shafts 5 are inserted into the blind holes 2-2, the spool 2 is fixed on the mounting support 1 through the pin shafts 5, the spool 2 cannot move when a cable is not subjected to tensile force, and when the cable is subjected to the tensile force, force is transmitted to the support table 1-2 through the end portions of the spool 2.

The bobbin 2 may be cylindrical, elliptic cylindrical, or similar cylindrical, as long as the surface is smooth and rounded, and the edges and corners are prevented. Preferably, the bobbin 2 is cylindrical.

In addition to the mounting bracket 1 and the bobbin 2, the utility model can also include a buckling bracket 3 buckled on the support arm. The buckling support 3 is provided with a second through hole 3-1, two sides of one end of the buckling support 3 are respectively provided with a bulge 3-2, and the bulges 3-2 correspond to the support arms. The cable is wound on the spool 2 and then passes through the second through hole 3-1 on the buckling bracket 3, and the cable is guided by the second through hole 3-1. Meanwhile, the mounting support 1 can be limited to move in the connector barrel through the buckling support 3, the mounting support 1 and the bobbin 2 are placed in the connector barrel, then the buckling support 3 is placed in the connector barrel, other accessories are installed to complete assembly of the connector, the rear end of the mounting support 1 is limited by a boss of the connector barrel, and the front end of the mounting support is limited by the buckling support 3.

The installation groove 6 is formed in the first through hole, the flexible pad 7 is installed in the installation groove 6, the wire passing hole 7-1 corresponding to the first through hole is formed in the flexible pad 7, the cable penetrates through the first through hole and the wire passing hole 7-1 and then is wound on the spool, the flexible pad 7 deforms when being pressed, and the situation that the cable is broken due to hard materials at corners can be prevented.

Wherein the mounting groove 6 comprises a tapered portion 7-2, the tapered rear end of the flexible pad 7 is placed in the tapered portion 7-2, and the flexible pad 7 further comprises a flat portion of the front end for contacting with the cable wound on the spool.

And simultaneously, the utility model also discloses a use method of above-mentioned connector tensile subassembly, this method includes following step.

a. The cable is passed through the connector sleeve 4 from the rear end, and the mounting bracket 1 is arranged at the front end of the connector sleeve 4.

b. The cable is passed through a first through hole 1-1 of the mounting bracket 1 from the rear end, and a spool 2 is disposed at the front end of the mounting bracket 1 such that the axis of the spool 2 is perpendicular to the axis of the mounting bracket 1.

c. The cable is wound on the spool 2 for a plurality of circles, then the spool 2 enters between the two support arms of the mounting bracket 1, and the two mounting rods 1-3 respectively enter the sliding grooves 2-1 at the two ends of the trunking.

d. Pulling the cable brings both ends of the spool 2 into contact with the support tables 1-2.

e. The front end of the mounting bracket 1 is provided with a buckling bracket 3, the cable penetrates through a second through hole 3-1 on the buckling bracket 3, and the buckling bracket 3 is buckled on the mounting bracket 1.

f. The mounting bracket 1, the bobbin 2 and the buckling bracket 3 are sent into the connector sleeve 4 together, so that the rear end of the mounting bracket 1 is contacted with a boss in the connector.

Wherein, in step c, the number of turns of the cable wound on the spool 2 is greater than or equal to 2.5. When the number of winding turns is 2.5 or more, the pulling force to which the cable is subjected can be completely transmitted to the spool 2 by the frictional force without occurrence of slipping.

In step d, the pin 5 may be inserted into the through hole on the connecting rod, and the pin 5 is inserted into the blind hole 2-2 at the end of the bobbin 2, thereby positioning the bobbin 2.

The utility model discloses a connector tensile subassembly is the inside tensile structure of connector, and when the cable was installed on the connector, the cable was installed simultaneously on the tensile subassembly, and the pulling force that the cable received is born by the tensile subassembly completely, and the pulling force can not continue the link transmission to the connector to prevent that the cable from deviating from the connector fracture.

The utility model discloses in, the cable winding is on spool 2 surface, and spool 2 is supported by brace table 1-2, and the cable of winding on spool 2 can make the cable twine tightly on spool 2 when receiving the pulling force effect to the pulling force can all be transmitted to spool 2, and the last transmission of power that spool 2 received is to brace table 1-2 of installing support 1. The maximum force that the mounting bracket 1 and the spool 2 can bear depends on the strength of the material and the cross-sectional area of the stressed structure, and the mounting bracket 1 and the spool 2 are made of metal such as aluminum alloy, and the bearing capacity of the metal is far greater than that of the cable.

The mounting bracket is provided with a mounting groove 6, the flexible pad 7 is mounted in the mounting groove 6, the cable wound on the spool is attached to the top of the flexible pad 7, meanwhile, the cable wound on the spool passes through the wire passing hole 7-1 and the first through hole, the cable at the corner is pressed in the wire passing hole 7-1 of the flexible pad 7, and the cable breakage at the corner is prevented. The flexible mat 7 includes a tapered portion 7-2, and when the flexible mat 7 is pressed, the flexible mat 7 is deformed to hold the cable passing through the wire passing hole 7-1 tightly, thereby improving tensile strength.

Simultaneously, because spool 2 is main atress position, and spool 2 surface is smooth curved surface, does not have edges and corners, so the cable just can appear the fracture condition until the pulling force is greater than the power that itself can bear, can not cut apart the cable because of tensile structure and lead to the cable to break in advance. So long as cable tensile ability itself has reached the tensile standard, the utility model discloses just can reach the tensile standard.

Claims

1. The utility model provides a connector tensile subassembly, its characterized in that includes installing support and spool first through-hole has been seted up on the installing support the both sides of installing support one end are equipped with the support arm respectively, the axis perpendicular to of spool the axis of installing support, the spool is located two between the support arm, the both ends of spool joint respectively on two support arms, and are supported by the support arm the spool.

2. The connector tension assembly of claim 1 wherein the arm includes a support platform at the root and a mounting bar at the top of the support platform.

3. The connector tension assembly of claim 2, wherein sliding grooves are formed at both ends of the bobbin, respectively, and the sliding grooves are adapted to receive the mounting rods.

4. The connector tension assembly as claimed in claim 3, wherein blind holes are formed at both ends of the bobbin, respectively, a through hole is formed at the mounting bar, and a pin shaft is inserted into the blind holes and is through-connected to the through hole.

5. The connector tension assembly of claim 1 wherein the bobbin is cylindrical, cylindroidal, or cylinder-like.

6. The tensile assembly of claim 1, further comprising a buckling bracket buckled to the support arm, wherein the buckling bracket is provided with a second through hole, and two sides of one end of the buckling bracket are respectively provided with a protrusion corresponding to the support arm.

7. The tensile assembly of claim 1, wherein a mounting groove is formed at the first through hole, a flexible pad is disposed in the mounting groove, and a wire passing hole corresponding to the first through hole is formed in the flexible pad.

8. The connector tension assembly of claim 7, wherein the mounting groove includes a tapered portion.