CN215732408U

CN215732408U - Electronic wire harness with waterproof and dustproof functions

Info

Publication number: CN215732408U
Application number: CN202122092585.2U
Authority: CN
Inventors: 袁楚平
Original assignee: Dongguan City Jiuwang Electronics Co ltd
Current assignee: Dongguan City Jiuwang Electronics Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-01
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses an electronic wire harness with waterproof and dustproof functions, which relates to the field of electronic wire harnesses and comprises a plurality of wire harness main bodies, wherein the wire harness main bodies are mutually connected, a shell is arranged at the joint of the wire harness main bodies, a cover plate is arranged on the upper side of the shell through screws, positioning cylinders are respectively formed on the left side and the right side in the shell, the outer ends of the positioning cylinders are arranged through the shell, a silica gel sleeve is sleeved on the outer side of the wire harness main body and is inserted into the positioning cylinders, the middle part of the silica gel sleeve is tightly installed between the wire harness main body and the positioning cylinders, one end of the silica gel sleeve inserted into the positioning cylinders is formed with a conical surface, pressing pieces are installed in two positioning cylinders of the shell in a clearance fit manner, the pressing pieces are pressed on the outer sides of the conical surfaces, the wire harness main body penetrates through the pressing pieces, springs are installed between the two pressing pieces in a butt joint mode, and the springs are sleeved on the outer sides of the wire harness main body; the pressing piece is pressed on the conical surface of the silica gel sleeve through the spring, so that the silica gel sleeve locks the wire harness main body and is not easy to break when being pulled by external force.

Description

Electronic wire harness with waterproof and dustproof functions

Technical Field

The utility model relates to the field of electronic wire harnesses, in particular to an electronic wire harness with waterproof and dustproof functions.

Background

An electronic wire harness is an electronic component which is formed by binding a group of metal wires and cables together to realize the transmission of signals from and to carrying equipment or the connection of a power supply, is a wiring component for connecting various electrical equipment in a connecting circuit of various equipment at present, and generally comprises an insulating sheath, a wiring terminal, a lead, an insulating binding material and the like.

The electronic wire harness on the market at present is often exposed in the air to the connection position of pencil gets into water or a large amount of dust easily, appears the short circuit easily, pulls the connection position easy disconnection of electron pencil down at the external force moreover, leads to connecting to be cut off, appears the phenomenon of electric leakage easily, and the security is lower.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical scheme capable of solving the problems in order to overcome the defects.

The utility model provides an electron pencil that possesses waterproof dustproof function, including several pencil main parts, interconnect between several pencil main parts, the junction of pencil main part all is provided with the casing, the apron is installed through the screw to the upside of casing, the equal shaping of the left and right sides in the casing has a location section of thick bamboo, the outer end of a location section of thick bamboo leads out the casing setting, the outside cover of pencil main part is established and is installed the silica gel sleeve, the silica gel sleeve inserts a location section of thick bamboo setting, the telescopic middle part tight fit of silica gel is installed between pencil main part and a location section of thick bamboo, the one end shaping that the silica gel sleeve inserted a location section of thick bamboo has the conical surface, equal clearance fit installs the compressing tightly in two location sections of casing, compressing tightly the outside at the conical surface is pressed to the piece, the pencil main part passes the compressing tightly, the spring is installed to the butt between two compressing tightly, the outside at the pencil main part is established to the spring housing.

As a further scheme of the utility model: the outside shaping that compresses tightly the piece has the holding ring, and the spring butt is installed between the holding ring of two pieces that compress tightly.

As a further scheme of the utility model: the outside shaping of casing upper end has first location chimb, and the outside shaping of apron lower extreme has second location chimb, and second location chimb setting is in the top of first location chimb, and the shaping has several counter sink on the second location chimb, and the shaping has several screw hole on the first location chimb, and the screw is installed to the downthehole clearance fit of counter sink, and the screw one-to-one spiral cooperation is installed in the screw hole.

As a further scheme of the utility model: and a waterproof gasket is tightly matched and arranged between the shell and the cover plate.

As a further scheme of the utility model: the downside shaping of apron has first gasket groove, and the upside shaping of casing has the second gasket groove, and waterproof packing ring tight fit is installed between first gasket groove and second gasket groove.

As a further scheme of the utility model: the outer end of the silica gel sleeve is formed with a limiting ring which is positioned at the outer side of the positioning cylinder.

As a further scheme of the utility model: the outside shaping in silica gel sleeve middle part has a plurality of antiskid tooth.

Compared with the prior art, the utility model has the beneficial effects that: silica gel sleeve tight-fit is between pencil main part and a location section of thick bamboo, can avoid water and dust to enter into the casing, thereby avoid the short circuit, compress tightly the piece and pass through the spring pressure on the telescopic conical surface of silica gel, the silica gel sleeve is soft silica gel, the telescopic conical surface of extrusion silica gel can let the telescopic internal diameter shrink of silica gel, thereby realize the effect of locking pencil main part, meet external force and pull down the difficult disconnection of connection position between the several pencil main parts, avoid connecting and cut off, the security improves.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic cross-sectional structure of the present invention.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a schematic sectional view showing the structure of the left side harness main body of the present invention when it is fitted into the positioning cylinder.

Fig. 4 is an enlarged schematic view of fig. 3 at B.

Fig. 5 is a schematic cross-sectional view of the silicone sleeve of the present invention.

Shown in the figure: 1. a wire harness main body; 2. a housing; 3. a cover plate; 4. a positioning cylinder; 5. a silica gel sleeve; 6. a conical surface; 7. a compression member; 8. a spring; 9. a positioning ring; 10. a first positioning flange; 11. a second positioning flange; 12. a countersunk hole; 13. a threaded hole; 14. a screw; 15. a waterproof gasket; 16. a first gasket groove; 17. a second gasket groove; 18. a limiting ring; 19. and (4) anti-slip teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an electronic wire harness with waterproof and dustproof functions comprises a plurality of wire harness main bodies 1, wherein the wire harness main bodies 1 are connected with each other, a shell 2 is arranged at the joint of the wire harness main bodies 1, a cover plate 3 is arranged on the upper side of the shell 2 through screws, positioning cylinders 4 are formed on the left side and the right side in the shell 2, the outer ends of the positioning cylinders 4 are arranged through the shell 2, a silica gel sleeve 5 is sleeved on the outer side of the wire harness main body 1 and is inserted into the positioning cylinders 4, the middle part of the silica gel sleeve 5 is tightly installed between the wire harness main body 1 and the positioning cylinders 4, a conical surface 6 is formed at one end of the silica gel sleeve 5 inserted into the positioning cylinders 4, pressing pieces 7 are installed in a clearance fit manner in two positioning cylinders 4 of the shell 2, the pressing pieces 7 are pressed on the outer side of the conical surface 6, the wire harness main body 1 is arranged through the pressing pieces 7, and a spring 8 is installed between the two pressing pieces 7 in a butt joint manner, the spring 8 is sleeved on the outer side of the wire harness main body 1;

the principle is as follows: 5 tight-fits of silica gel sleeve are between a pencil main part 1 and a location section of thick bamboo 4, can avoid water and dust to enter into in the casing 2, thereby avoid the short circuit, it presses on the conical surface 6 of silica gel sleeve 5 through spring 8 to compress tightly piece 7, silica gel sleeve 5 is soft silica gel, the conical surface 6 of extrusion silica gel sleeve 5 can let the internal diameter shrink of silica gel sleeve 5, thereby realize the effect of locking pencil main part 1, meet external force and pull down the difficult disconnection in connection position between several pencil main parts 1, avoid connecting and cut off, the security improves.

As a further scheme of the utility model: positioning rings 9 are formed on the outer sides of the pressing pieces 7, and the springs 8 are abutted and mounted between the positioning rings 9 of the two pressing pieces 7; so that the spring 8 can drive the pressing piece 7 to press the conical surface 6 of the silica gel sleeve 5 more stably.

As a further scheme of the utility model: a first positioning convex edge 10 is formed on the outer side of the upper end of the shell 2, a second positioning convex edge 11 is formed on the outer side of the lower end of the cover plate 3, the second positioning convex edge 11 is arranged above the first positioning convex edge 10, a plurality of countersunk holes 12 are formed in the second positioning convex edge 11, a plurality of threaded holes 13 are formed in the first positioning convex edge 10, screws 14 are arranged in the countersunk holes 12 in a clearance fit manner, and the screws 14 are arranged in the threaded holes 13 in a one-to-one corresponding spiral fit manner; make the installation of apron 3 more stable, and dismantle convenient and fast, the maintenance of the pencil main part 1 of being convenient for.

As a further scheme of the utility model: a waterproof gasket 15 is tightly fitted between the shell 2 and the cover plate 3; so that water and dust can not enter the shell 2 from the matching gap between the shell 2 and the cover plate 3, and the waterproof and dustproof effects are improved.

As a further scheme of the utility model: a first gasket groove 16 is formed at the lower side of the cover plate 3, a second gasket groove 17 is formed at the upper side of the shell 2, and a waterproof gasket 15 is tightly installed between the first gasket groove 16 and the second gasket groove 17; so that the installation of the waterproof gasket 15 is more stable.

As a further scheme of the utility model: a limiting ring 18 is formed at the outer end of the silica gel sleeve 5, and the limiting ring 18 is positioned at the outer side of the positioning cylinder 4; the arrangement of the limiting ring 18 can prevent the silicone sleeve 5 from entering the inside of the shell 2 through the positioning cylinder 4.

As a further scheme of the utility model: a plurality of anti-slip teeth 19 are formed on the outer side of the middle part of the silica gel sleeve 5; so that the silica gel sleeve 5 can be more stably installed in the positioning cylinder 4 in a close fit manner.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an electron pencil that possesses waterproof dustproof function, includes several pencil main parts, interconnect between several pencil main parts, its characterized in that: the junction of pencil main part all is provided with the casing, the apron is installed through the screw to the upside of casing, the equal shaping in the left and right sides in the casing has a location section of thick bamboo, the outer end of a location section of thick bamboo leads to the casing setting, the outside cover of pencil main part is established and is installed the silica gel sleeve, the setting of a silica gel sleeve insertion location section of thick bamboo, the telescopic middle part tight-fitting of silica gel is installed between pencil main part and a location section of thick bamboo, the one end shaping that the silica gel sleeve inserted a location section of thick bamboo has the conical surface, equal clearance fit installs the pressing member in two location sections of casing, the pressing member is pressed in the outside of conical surface, the pencil main part passes the setting of pressing member, the spring is installed to the butt between two pressing members, the outside at the pencil main part is established to the spring housing.

2. The electronic wire harness having a waterproof and dustproof function according to claim 1, characterized in that: the outside shaping that compresses tightly the piece has the holding ring, and the spring butt is installed between the holding ring of two pieces that compress tightly.

3. The electronic wire harness having a waterproof and dustproof function according to claim 1, characterized in that: the outside shaping of casing upper end has first location chimb, and the outside shaping of apron lower extreme has second location chimb, and second location chimb setting is in the top of first location chimb, and the shaping has several counter sink on the second location chimb, and the shaping has several screw hole on the first location chimb, and the screw is installed to the downthehole clearance fit of counter sink, and the screw one-to-one spiral cooperation is installed in the screw hole.

4. The electronic wire harness having a waterproof and dustproof function according to any one of claims 1 or 3, wherein: and a waterproof gasket is tightly matched and arranged between the shell and the cover plate.

5. The electronic wire harness having a waterproof and dustproof function according to claim 4, wherein: the downside shaping of apron has first gasket groove, and the upside shaping of casing has the second gasket groove, and waterproof packing ring tight fit is installed between first gasket groove and second gasket groove.

6. The electronic wire harness having a waterproof and dustproof function according to claim 1, characterized in that: the outer end of the silica gel sleeve is formed with a limiting ring which is positioned at the outer side of the positioning cylinder.

7. The electronic wire harness having a waterproof and dustproof function according to claim 1, characterized in that: the outside shaping in silica gel sleeve middle part has a plurality of antiskid tooth.