CN211743952U

CN211743952U - Waterproof adapter

Info

Publication number: CN211743952U
Application number: CN201922280322.7U
Authority: CN
Inventors: 赵春花; 孙英
Original assignee: Xinguang Mechatronics Kunshan Co ltd
Current assignee: Xinguang Mechatronics Kunshan Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-10-23
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a waterproof adapter, including the cutting ferrule subassembly, cutting ferrule subassembly inboard is formed with the hole that the axial runs through, and cutting ferrule subassembly hole one end inboard is equipped with the interior convex structure that the internal diameter can shrink, and the cutting ferrule subassembly hole other end is equipped with the connection structure that can connect fixed connection with the motor, the interior convex structure of cutting ferrule subassembly one end can the interior indent intra-annular of hose outside is located to the card that the axial locking is enough, the utility model discloses simple structure, it is small and exquisite, save installation space, can with the motor on quick, stable being connected to the plug connector, simple to operate has very good waterproof function and resistant oily pollution moreover.

Description

Waterproof adapter

Technical Field

The utility model relates to an electric wire production auxiliary assembly, in particular to waterproof adapter.

Background

In the wire harness processing industry of the machine tool, the cable service environment is often severe, and a nylon protection pipe needs to be additionally arranged. And because the general joint need connect the electric wire, hardly connect the nylon pipe again directly, need install special adapter additional and connect the nylon pipe earlier, then the adapter connects the joint again.

The adapter that docks with the nylon pipe in the existing market is the direct card with the mode of buckle mostly, and this kind of mode of linking drops relatively easily when the pipe receives instrument board motion vibration or other atress, makes the protection that inside cable loses the nylon pipe to can influence the normal connection of joint and cable. Simple buckle does not have water-proof effects, and greasy dirt steam can be followed inside the buckle live into the pipe, leads to inside cable accelerated ageing or arouse cable short circuit scheduling problem. The shell of the adapter is mostly made of plastic, so that the adapter is poor in strength and poor in pressure resistance and is easy to break.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a waterproof adapter, this waterproof adapter simple to operate, firm in connection, resistant oil, waterproof can carry out abundant protection to the cable.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a waterproof adapter, includes the cutting ferrule subassembly, the cutting ferrule subassembly inboard is formed with the hole that the axial runs through, and cutting ferrule subassembly hole one end inboard is equipped with the interior convex structure that the internal diameter can contract, and the cutting ferrule subassembly hole other end is equipped with can with motor joint fixed connection's connection structure, the interior convex structure of cutting ferrule subassembly one end just can the axial locking the card locate the indent intra-annular in the hose outside.

As the utility model discloses a further improvement, the cutting ferrule subassembly is including being the outer shell and the interior card sleeve of cover column structure, and the fixed insertion that interior card sleeve can be dismantled is located outer shell one end inboardly, and interior card sleeve is the structure that the internal diameter can shrink, and interior convex structure sets firmly on the inside wall of interior cutting ferrule, and the inside wall of outer shell one end tightly supports interior card sleeve circumference lateral wall, locates the outer shell other end with motor joint fixed connection's connection structure.

As a further improvement, the connection structure fixedly connected with the motor connector is an internal thread structure positioned at the other end of the inner hole of the outer shell.

As a further improvement of the utility model, the structure of locating in outer shell cover one end is inserted to the fixed of interior cutting ferrule can be dismantled: the inboard of outer cover one end opening is formed with internal thread structure, still is equipped with the nut cover of cover form, the hose outside can be located to the nut cover, and the nut cover outside is equipped with the external screw thread, the internal thread structure spiro union of nut cover and outer cover one end, and the terminal surface of cutting ferrule orientation outer cover one end direction in the tight support of nut cover tip.

As a further improvement of the present invention, the nut sleeve one end is provided with a radially outward expanding stop ring, and the radially outward expanding stop ring of the nut sleeve one end tightly supports the end face of the outer sleeve one end.

As a further improvement, the radial outward expansion stop ring circumferential outer side wall of one end of the nut sleeve is provided with concave-convex patterns.

As a further improvement, the outer jacket is inboard to be greater than the step hole of other end diameter for one end diameter, still is equipped with the sealing washer, the hose outside is located to the sealing washer cover, and sealing washer axial both ends tightly support respectively on the step face between the inboard step hole both ends of the interior card sleeve other end and outer jacket.

As the utility model discloses a further improvement, the inboard T shape hole that forms one end diameter and be greater than other end diameter of sealing washer, sealing washer outside one end is formed with the radial outward retaining ring that expands of round, the radial outward retaining ring that expands of sealing washer one end tightly supports interior clamp sleeve other end terminal surface, and the hose other end tightly supports the step face between the sealing washer T shape hole both ends.

As the utility model discloses a further improvement, the outer shell is metal material integrated into one piece structure, and outer shell step hole both ends link up the intercommunication through the bell mouth, just the one end that the bell mouth diameter is big aligns with the little one end of step hole diameter and links up, and the little one end opening of bell mouth diameter is located the big one end bottom surface of step hole diameter.

As a further improvement, the inner convex structure of the inner hole one end of the cutting sleeve component is an inverted buckle structure.

The utility model has the advantages that: the utility model discloses an interior convex structure of the inboard back-off of interior cutting ferrule with certain radial elastic shrinkage function and the concave ring lock on the nylon corrugated tube, support the pressure constraint through the internal cutting ferrule outside surface of metallic outer shell, keep its inseparable lock with the hose to be connected, more carry out the backstop with the internal cutting ferrule of outer shell spiro union through nut cover, make stable the fixing in the outer shell of interior cutting ferrule, keep with the zonulae occludens state of hose, still realize the sealed linking of hose and interior cutting ferrule and outer shell through the sealing washer, guaranteed the waterproof sealing nature of whole coupling, the utility model discloses simple structure, the volume is smaller and more exquisite, saves installation space, can be fast with the plug connector on the motor, stable being connected, simple to operate has very good waterproof function and resistant oily pollution moreover.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the assembly of the present invention;

FIG. 4 is a schematic diagram of the structure of the outer casing of the present invention;

fig. 5 is a schematic view of the nut sleeve structure of the present invention.

Detailed Description

Example (b): the utility model provides a waterproof adapter, includes the cutting ferrule subassembly, the cutting ferrule subassembly inboard is formed with the hole that the axial runs through, and cutting ferrule subassembly hole one end inboard is equipped with the interior convex structure 3 that the internal diameter can contract, and the cutting ferrule subassembly hole other end is equipped with can with motor joint fixed connection's connection structure 6, the interior convex structure 3 of cutting ferrule subassembly one end just can the axial locking the card locate in the indent ring 2 in the hose outside. Through 2 joints of indent ring on the inward convex structure 3 of the last inward contraction of cutting ferrule subassembly and the hose, realize the fixed connection of cutting ferrule subassembly and hose, during the use, pass through 6 fixed mounting of connection structure on the motor with the cutting ferrule subassembly, the electric wire on the motor passes cutting ferrule subassembly and hose, the realization is to the protection of motor cable, avoid the motor cable to receive pollution such as greasy dirt, steam and external force scratch damage, this cutting ferrule subassembly is connected conveniently with the motor, the hose can realize that the motor cable buckles.

The cutting ferrule subassembly is including being outer shell 4 and the interior sleeve 5 of shell structure, and the fixed of inserting that interior sleeve 5 can be dismantled is located 4 one ends of outer shell inboardly, and interior sleeve 5 is the structure that the internal diameter can contract, and interior convex structure 3 sets firmly on the inside wall of interior cutting ferrule 5, and the inside wall of 4 one ends of outer shell tightly supports 5 circumference lateral walls of interior cutting ferrule, locates the 4 other ends of outer shell with motor joint fixed connection's connection structure 6. Support of 5 lateral walls of cutting ferrule through 4 hole lateral walls of outer cover and block, prevent that cutting ferrule 5 radially outwards warp, make 5 radially keep the shrink state of interior cutting ferrule, moreover, the steam generator is simple in structure, firm in connection, interior cutting ferrule 5 can be cylindrical cover, the best is made for rigid plastic, certain elastic deformation volume has, it is protruding ring that protruding joint is the round, length sets for the length phase-match of 3 ~ 4 check with its butt joint hose, the internal diameter is with the external diameter phase-match of hose, can be compact let the hose pass.

And the connecting structure 6 fixedly connected with the motor connector is an internal thread structure 7 positioned at the other end of the inner hole of the outer shell 4. Through threaded connection's mode and motor articulate, improved the fastness of connection, also can not drop in the time of board motion vibration or other atresss for the motor cable remains throughout in the protection state, avoids the motor cable to receive pollution or extrusion damage.

The structure that the fixed inserting of interior cutting ferrule 5 can be dismantled is located in outer shell 4 one end is: the inboard of 4 one end openings of outer shell is formed with internal thread structure 7, still is equipped with the nut cover 8 of cover form, the hose outside can be located to the nut cover 8 cover, and the nut cover 8 outside is equipped with the external screw thread, and nut cover 8 and the internal thread structure 7 spiro union of 4 one ends of outer shell, 8 tip of nut cover tightly support the terminal surface of interior cutting ferrule 5 towards 4 one end directions of outer shell. The inner clamping sleeve 5 is always kept in the outer shell 4 and cannot be separated through the locking of the nut sleeve 8 and the outer shell 4, the radial tightening state is kept, and the hose is clamped and fixedly connected.

One end of the nut sleeve 8 is provided with a radial outward expansion stop ring 9, and the radial outward expansion stop ring 9 at one end of the nut sleeve 8 tightly abuts against the end face of one end of the outer shell 4. Carry out 8 axial locking of nut cover spacing of nut cover through radially expanding outward backstop ring 9 on the nut cover 8, make it just withstand interior cutting ferrule 5 and do not cause to it and crowd the extrusion greatly, avoid the extrusion to damage interior cutting ferrule 5, also can prevent interior cutting ferrule 5 from sliding in shell cover 4 and striking repeatedly and damaging, can also prevent that nut cover pine from taking off and dropping, this nut cover 8 is the best metal material, its thread length is good in advance, as long as with nut cover 8 the screw thread completely twist to the end can, need not to calculate and twist many rings. When the metal nut sleeve 8 is screwed in place, the adapter and the hose are fixedly connected tightly, so that the operation is easy and simple.

Concave-convex patterns are arranged on the outer side wall of the circumference of the radial outward-expanding stop ring 9 at one end of the nut sleeve 8. The nut sleeve is convenient to screw down.

The inside of the outer shell 4 is a step hole with one end diameter larger than the other end diameter, and a sealing ring 10 is further arranged, the outside of the hose is sleeved with the sealing ring 10, and the axial two ends of the sealing ring 10 respectively tightly support the step surface between the other end of the inner clamping sleeve 5 and the two ends of the step hole on the inner side of the outer shell 4. The sealing ring 10 plays a role in sealing and communicating the hose and the outer shell 4, prevents oil from entering the hose to pollute a cable, and plays a role in water prevention.

The inside T shape hole that forms one end diameter and be greater than the other end diameter of sealing washer 10, sealing washer 10 outside one end is formed with the radial outer retaining ring 11 that expands of round, the radial outer retaining ring 11 that expands of sealing washer 10 one end tightly supports 5 other end terminal surfaces in the cutting ferrule, and the hose other end tightly supports the step face between the sealing washer 10T shape hole both ends. This structure can improve sealed effect.

Outer shell 4 is metal material integrated into one piece structure, and outer shell 4 step hole both ends are passed through bell mouth 12 and are linked up the intercommunication, just the one end that the big one end of bell mouth 12 diameter is aligned with the little one end of step hole diameter and is linked up, and the little one end opening of bell mouth 12 diameter is located the big one end bottom surface of step hole diameter. The optimum axial included angle between the tapered hole 12 and the outer shell sleeve 4 is 45 degrees, and the metal shell of the adapter is of a structure with two circular sections.

The inner convex structure 3 at one end of the inner hole of the cutting sleeve component is of an inverted buckle structure. Interior protruding structure 3 is the chamfer buckle, and the degree of depth and the width phase-match of a check of specification and dimension and nylon pipe can block in the check of nylon pipe and can not the roll-off.

The installation method of the waterproof adapter comprises the following steps:

firstly, 8 covers on the nylon corrugated hose with the nut cover, then with the 5 covers on the fourth check of hose of interior cutting ferrule, again with rubber seal ring 10 cover on the first check of hose, screw up with 4 one ends of outer shell cover of adapter metal with nut cover 8 at last and be connected, pass through threaded connection with the plug-in connection on 4 other ends of outer shell cover of above-mentioned waterproof adapter and the motor, the motor cable pass this waterproof adapter can, this coupling can carry out abundant protection to the motor cable, and resistant oily waterproof, long-term use can not damage.

Claims

1. The utility model provides a waterproof adapter which characterized in that: the clamping sleeve comprises a clamping sleeve assembly, wherein an inner hole which is axially penetrated is formed in the inner side of the clamping sleeve assembly, an inner convex structure (3) with the inner diameter capable of being contracted is arranged on the inner side of one end of the inner hole of the clamping sleeve assembly, a connecting structure capable of being fixedly connected with a motor connector is arranged at the other end of the inner hole of the clamping sleeve assembly, and a clamp which can be axially stopped is just arranged in an inner concave ring (2) on the outer side of a hose.

2. The waterproof adapter of claim 1, wherein: the cutting ferrule subassembly is including outer shell (4) and interior cutting ferrule (5) that are the loop structure, and the fixed inserting that interior cutting ferrule can be dismantled is located outer shell one end inboard, and interior cutting ferrule is the structure that the internal diameter can contract, and interior convex structure sets firmly on the inside wall of interior cutting ferrule, and the inside wall of outer shell one end tightly supports interior cutting ferrule circumference lateral wall, locates the outer shell other end with motor joint fixed connection's connection structure.

3. The waterproof adapter of claim 2, wherein: and the connecting structure (6) fixedly connected with the motor connector is an internal thread structure positioned at the other end of the inner hole of the outer shell sleeve.

4. The waterproof adapter of claim 2, wherein: the structure that the fixed inserting of interior cutting ferrule can be dismantled is located in outer shell cover one end does: the inboard of outer cover one end opening is formed with internal thread structure (7), still is equipped with cap nut (8) of cover form, the hose outside can be located to the cap nut cover, and the cap nut outside is equipped with the external screw thread, the internal thread structure spiro union of cap nut and outer cover one end, and the terminal surface of cutting ferrule orientation outer cover one end direction in the tight support of cap nut cover tip.

5. The waterproof adapter of claim 4, wherein: one end of the nut sleeve is provided with a radial outward expansion stop ring (9), and the radial outward expansion stop ring at one end of the nut sleeve tightly supports against the end face of one end of the outer shell.

6. The waterproof adapter of claim 5, wherein: and the outer side wall of the circumference of the radially outward-expanded stop ring at one end of the nut sleeve is provided with concave-convex patterns.

7. The waterproof adapter of claim 4, wherein: the inner side of the outer shell is provided with a step hole with one end diameter larger than the other end diameter, and the outer shell is also provided with a sealing ring (10), the outer side of the hose is sleeved with the sealing ring, and the axial two ends of the sealing ring are respectively tightly supported on the step surfaces between the other end of the inner clamping sleeve and the two ends of the step hole in the inner side of the outer shell.

8. The waterproof adapter of claim 7, wherein: the inside T shape hole that forms one end diameter and be greater than the other end diameter of sealing washer, sealing washer outside one end is formed with radial outer retaining ring (11) that expands of round, the radial outer retaining ring that expands of sealing washer one end tightly supports interior clamping sleeve other end terminal surface, and the hose other end tightly supports the step face between the sealing washer T shape hole both ends.

9. The waterproof adapter of claim 2, wherein: the outer shell is metal material integrated into one piece structure, and outer shell step hole both ends are passed through bell mouth (12) and are linked up the intercommunication, just the one end that the bell mouth diameter is big aligns with the little one end of step hole diameter and links up, and the little one end opening of bell mouth diameter is located the big one end bottom surface of step hole diameter.

10. The waterproof adapter of claim 1, wherein: the inner convex structure at one end of the inner hole of the clamping sleeve assembly is of an inverted buckle structure.