CN108736408A - Grommet and harness - Google Patents
Grommet and harness Download PDFInfo
- Publication number
- CN108736408A CN108736408A CN201810370783.0A CN201810370783A CN108736408A CN 108736408 A CN108736408 A CN 108736408A CN 201810370783 A CN201810370783 A CN 201810370783A CN 108736408 A CN108736408 A CN 108736408A
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- China
- Prior art keywords
- path
- electric wire
- grommet
- component
- main body
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/0207—Wire harnesses
- B60R16/0215—Protecting, fastening and routing means therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Installation Of Indoor Wiring (AREA)
- Insulating Bodies (AREA)
Abstract
A kind of grommet, the electric wire through-hole that the supply lines for closing body panel passes through, the grommet include：Grommet main body, which is used to cover electric wire in the side of body panel, and generates close contact with the periphery of electric wire through-hole；Interior protector, which is formed by the rigidity material higher than the rigidity of grommet main body, and is arranged in the inside of grommet main body；Component is restricted with path, which restricts component and be fixed on interior protector, which restricts the path that component is used to restrict the electric wire for the other side for being drawn out to body panel.
Description
Technical field
This application involves for by the closed grommet of electric wire through-hole of the supply lines perforation of body panel and with the grommet
Harness.
Background technology
Traditionally, it has been proposed that various grommets (referring to JP 2016-010165 A).As such grommet, exist as
Traditional grommet shown in Figure 13 to 16B.In Figure 13 to 16B, electric wire through-hole 2 is formed in body panel 1.Electric wire W perforations should
Electric wire through-hole 2.Traditional grommet 100 is secured to the periphery of electric wire W.Traditional grommet 100 includes：Grommet main body 101, the grommet
Main body 101 is formed by flexible material (such as rubber material)；With interior protector 110, which is arranged in grommet main body
101 inside, and formed by the rigidity material higher than the rigidity of grommet main body 101.
Lip 102 is formed in the abutting surface side of the body panel 1 of grommet main body 101.Interior protector 110 is spaced in the circumferential
Ground is provided with multiple panel locking pawls 111.The electric wire through-hole 2 of body panel 1 is clamped using panel locking pawl 111 and lip 102
Outer peripheral edge and grommet 100 is secured to body panel 1.The folder on body panel 1 of panel locking pawl 111 and lip 102
Holding force so that the lip 102 and the outer peripheral edge of the electric wire through-hole 2 of the body panel 1 are in close contact.
Electric wire holding cylindrical portion 103 is formed in the side opposite with the bearing surface of body panel 1 of grommet main body 101.Band T
Being wrapped in electric wire keeps cylindrical portion 103 and electric wire W's to keep cylindrical portion 103 to be drawn out on external part from the electric wire.Electric wire
The periphery of the inner surface for keeping cylindrical portion 103 and electric wire W is in close contact.
To for example, making from the grommet 100 of the side attaching of body panel 1 for being set as electric wire W cloth by car body
2 waterproof of electric wire through-hole in the space 3 of the side of panel 1 and the space 4 of the other side.
As shown in Figure 16 A, the electric wire W that the other side of body panel 1 is drawn out to from electric wire through-hole 2 is needed with desired wiring
Path is laid, in other words, can avoid the interference with circumferential component 140 and ensure between necessity of circumferential component 140
The routing path of gap G is laid.Therefore, it in traditional grommet 100, will be wound on electric wire W and in the upper installation with T with T
Clip 120 so that the path of electric wire W is forcibly restricted in desired path so that clip 120 is fixed on car body (not shown).
Invention content
However, in traditional grommet 100, electric wire W can be avoided to interfere and ensure with circumferential component 140 in order to obtain
Routing path as necessary clearance G with circumferential component 140 needs the clip 120 as car body fixed component, and is used for
The operation that clip 120 is fixed on to car body is extremely difficult and troublesome.
Specifically, as shown in Figure 16 A, it needs to shorten when in order to ensure the interval G between circumferential component 140 and electric wire W
When from body panel 1 to the length L of clip 120, since the big tension force effect from electric wire W is in clip 120, so aging can
It can make the position offset that is fastened with T, and may not be able to ensure scheduled clearance G.
The application is made that solve problem above, and the purpose of the application is to provide a kind of grommet and has the grommet
Harness, which can lay electric wire in the case where not needing car body fixed component and carrying out difficult and troublesome work
In expected path.
Grommet according to present aspects for closing the electric wire through-hole that the supply lines of body panel passes through includes：Rope
Ring main body, the grommet main body are used to cover the electric wire in the side of the body panel, and with the week of the electric wire through-hole
Edge generates close contact；Interior protector, the interior protector are formed by the rigidity material higher than the rigidity of the grommet main body, and
It is arranged in the inside of the grommet main body；Component is restricted with path, which restricts component and be fixed on the interior protector, the road
Diameter restricts the path that component is used to restrict the electric wire for the other side for being drawn out to the body panel.
Using the grommet according to present aspects, path restricts component and is secured to grommet, and path restricts component system
It is about drawn out to the path of the electric wire of the other side of body panel, so as to which electric wire is laid in desired path.As described above,
In the grommet according to present aspects, car body fixed component is not needed, and furthermore it is possible to without difficult and complicated
Work in the case of electric wire is laid in desired path.
Description of the drawings
Fig. 1 is the exploded perspective view of grommet according to first embodiment.
Fig. 2 is the stereogram of grommet according to first embodiment.
Fig. 3 is the sectional view along the line A-A interceptions in Fig. 2.
Fig. 4 A to 4D are the stereograms for each assembling steps for illustrating grommet according to first embodiment.
Fig. 5 A are for illustrating grommet according to first embodiment to avoid the interference with circumferential component and and peripheral portion
There are the side views that the mode in necessary gap is laid for part, and Fig. 5 B are the electric wires for illustrating grommet according to first embodiment
The side view that routing path is determined by uniquely (uniquely).
Fig. 6 is the exploded perspective view of grommet according to second embodiment.
Fig. 7 is the stereogram of grommet according to second embodiment.
Fig. 8 is the side view that the fixation side cover of grommet according to second embodiment and the path of movable side cover opening restrict component
Figure.
Fig. 9 A are when the connection angle that the path of grommet according to second embodiment is restricted to component is set as " a " angle
Major part side view, Fig. 9 B are the stereograms of the major part under same case, and Fig. 9 C are under same case
Side view.
Figure 10 A are when the connection angle that the path of grommet according to second embodiment is restricted to component is set as " b " angle
The side view of major part when (> " a " angle), Figure 10 B are the stereograms of the major part under same case, and Figure 10 C
It is the side view under same case.
Figure 11 A to 11D are each assembling steps for the path restriction component for illustrating grommet according to second embodiment
Side view.
Figure 12 A to 12C are illustrated after the assembling that the path of grommet according to second embodiment restricts component, each
The stereogram of assembling steps.
Figure 13 is the exploded perspective view of traditional grommet.
Figure 14 is the stereogram of traditional grommet.
Figure 15 is the sectional view along the line B-B interceptions in Figure 13.
Figure 16 A are to illustrate traditional grommet to avoid the interference of circumferential component and there are between necessity with circumferential component
The side view that the mode of gap is laid, and Figure 16 B are for illustrating that the wiring path of the electric wire from traditional grommet stretching is not special
The sectional view of fixed (shake).
Specific implementation mode
Grommet in accordance with some embodiments will be described with reference to the drawings.
First embodiment
Fig. 1 to 5B illustrates grommet 10 according to first embodiment.
As shown in Fig. 3,5A and 5B, circular electric wire through-hole 2 is formed in body panel 1.The electric wire W of harness penetrates through electric wire
Through-hole 2, to which electric wire cloth to be set as to the space 4 of space 3 to 1 other side of body panel by 1 side of body panel.Harness packet
Include the grommet 10 for the periphery for being secured to electric wire W.The electric wire through-hole 2 of body panel 1 is closed by grommet 10.
In the following, will be described in the construction of grommet 10.
Grommet 10 is secured to electric wire through-hole 2 from the space 3 of 1 side of body panel.Grommet 10 includes：Grommet main body 11,
It is formed by flexible material (for example, rubber material)；Interior protector 20 is arranged in the inside of grommet main body 11 and by rigid ratio
The material that the rigidity of grommet main body 11 is high is formed；Component 30 is restricted with path, is fixed to interior protector 20.
Grommet main body 11 has the cylindrical shape that electric wire W can be laid in inside.Grommet main body 11 includes integrally setting
Set such as lower part：Large diameter tubular portion 12, the interior mating groove 13 which has in inner circumferential side；Lip 15,
The lip 15 is set to 1 side of body panel in large diameter tubular portion 12；Cylindrical portion 19, the electric wire is kept to keep cylindrical portion with electric wire
19 are set to the opposite side of 1 side of body panel in large diameter tubular portion 12.Large diameter tubular portion 12 has bigger than electric wire through-hole 2
Diameter.Interior mating groove 13 is formed as the complete cycle throughout large diameter tubular portion 12.The outer peripheral edge of interior protector 20 is matched with interior cooperation
Slot 13.To which grommet main body 11 and interior protector 20 are fastened to each other.Grommet main body 11 is especially large diameter tubular portion 12 in
Protector 20 maintains shape.
Lip 15 is protruded from the outer peripheral surface of 1 side of body panel in large diameter tubular portion 12.Lip 15 includes inner circumferential lip
Portion 16 and periphery lip 17.The complete cycle of inner circumferential lip 16 and periphery lip 17 throughout large diameter tubular portion 12 is continuously formed.
Before grommet 10 is secured to electric wire through-hole 2, inner circumferential lip 16 is protruded from root towards central axis direction.Inner circumferential
The end side of lip 16 tilts on the direction outwardly opened relative to central shaft.Periphery lip 17 is relative to central axis direction
The side outwardly opened projects upwards.In the state that grommet 10 is secured to electric wire through-hole 2, inner circumferential lip 16 and periphery lip 17 exist
The flexible deformation on the inclined direction of outer peripheral surface in large diameter tubular portion 12, and with the electric wire through-hole of body panel 12
Circumferential surface generates close contact.To prevent water etc. from entering rope from the gap between the surface and lip 15 of 1 side of body panel
Ring 10.In figs 2 and 3, inner circumferential lip 16 and periphery lip 17 illustrate the shape before grommet 10 is secured to electric wire through-hole 2
State.
Electric wire keeps cylindrical portion 19 to have the internal diameter more slightly smaller than the outer diameter of electric wire W or essentially identical with the outer diameter of electric wire W
Internal diameter.Electric wire keeps cylindrical portion 19 to be connected to the peripheral surface of electric wire W with predetermined length, and is wrapped in electric wire with (not shown) and protects
On the peripheral surface for holding cylindrical portion 19.To, prevent water etc. kept from electric wire inner surface and the electric wire W of cylindrical portion 19 peripheral surface it
Between gap enter grommet 10.
Electric wire keeps cylindrical portion 19 to be formed by flexible material (for example, rubber material).To which electric wire keeps 19 energy of cylindrical portion
It is enough to be bent and deform together with electric wire W, and be drawn out to the space 4 of the other side (the attaching side of grommet 10) of body panel 1
It is laid with desired path in the range that electric wire W can be flexible and deformable at this.
Interior protector 20 is formed by a pair of of the inner part 21 assembled mutually.Each inner part 21 includes：Interior main body portion 22, when
It is with semicircle shape when seen from above；With flange part 28, protruded outward from interior main body portion 22.Interior main body portion 22 includes：Half
Circle side wall 23；Upper restriction wall portion 24 is arranged from semicircle side wall 23 towards inner circumferential side；With lower restriction wall portion 25, setting with
The upper lower position for restricting wall portion 24 and separating.With semicircular arc-shaped and surrounded by upper restriction wall portion 24 and the lower wall portion 25 of restricting
Mating groove 26 is formed in interior main body portion 22.In the state that a pair of of inner part 21 combines, two mating grooves 26 form circle-shaped
Channel-shaped.
There is triangular shaped notch 27 to be formed in when viewed from above to restrict in wall portion 24.Inside a pair
In the state that part 21 combines, two notch 27 form the kerf of rectangle.
Sticking department 29 is arranged near the respective faying face of each inner part 21.It is mutual in the faying face of a pair of of inner part 21
In the state of abutting against, a pair of of inner part 21 is locked mutually using the sticking department 29 of a pair of inner part 21.
Multiple panel locking pawl 29A are positioned apart from the peripheral surface of semicircle side wall 23.The end of each panel locking pawl 29A
It end side can be in the flexible deformation on the direction of semicircle side wall 23.The multiple panel locking pawl 29A and grommet of interior protector 20
Body panel 1 is clamped in the lip 15 of main body 11.Grommet 10 is secured to the electric wire through-hole 2 of body panel 1 by the chucking power.
Path restricts component 30 by with can at least maintain the rigid of own shape in the case where electric wire W is contained in inside
The material of property is formed.It is for electric wire W to be contained in internal cylindrical body that path, which restricts component 30,.Path restrict component 30 along
The desired cloth set direction of electric wire W extends.Specifically, path restricts component 30 close to the base end part for being fixed on interior protector 20
Part at be bent, and linearly extend on the inclined direction from bending section to end.
Path restricts component 30：Path restricts main body 31；Lid 33, the lid 33 are connected to path system by articulated section 32
About main body 31；With base flange portion 34, which is secured to the base end part that path restricts main body 31 and lid 33.Path
Restrict the wall portion that main body 31 includes the substantially U-shaped extended along the desired cloth set direction of electric wire W.The formation of electric wire accommodating chamber 35
In the wall portion for restricting the U-shaped of main body 31 in path.Lid 33 is arranged so that electric wire accommodating chamber 35 can be beaten using articulated section 32
It opens.The closed position of component 30 is restricted in path, path restricts each lock that component 30 restricts main body 31 and lid 33 using path
Determine portion 36 and locks.
Path restrict component 30 in, base flange portion 34 be cooperated to interior protector 20 (in conjunction with a pair of of interior main body portion 22)
Circumferential mating groove 26 in, and the end side in base flange portion 34 from interior protector 20 (in conjunction with a pair on restrict wall portion
24) a pair of notches portion 27 with quadrangle form protrudes outward.Prevent path from restricting component 30 using notch 27 opposite
It is rotated in interior protector 20, and path restriction component 30 is fixed as the projected state on predetermined direction using mating groove 26.
In other words, path restricts component 30 and extends along predetermined direction in the space 4 of the other side of body panel 1, and restricts
It is drawn out to the path of the electric wire W in the space 4 of the other side of body panel 1.As shown in Figure 5A, path restricts component 30 by electric wire W
It is laid in the routing path that can be avoided the interference with circumferential component 140 and ensure with the necessary clearance G of circumferential component 140
In.
In path restricts component 30, base flange portion 34 is without any mating groove for being cooperated to interior protector 20 with gap
In 26.Path restricts component 30 and does not shift or do not shifted on swaying direction in the horizontal direction.Amplification is come, internal electricity
The routing path of line W is unique specific.
Then, the assembling steps of grommet 10 will be described.
First, electric wire W path is contained in restrict in component 30.In other words, as shown in Figure 4 A, the feelings opened in lid 33
Under condition, electric wire W is laid in path and is restricted in main body 31, lid 33 is then closed.
Then, path restriction component 30 is secured to interior protector 20.That is, as shown in Figure 4 B, path is restricted component 30
Base flange portion 34 be set between a pair of of inner part 21, and be assemblied in matching for a pair of of inner part 21 in base flange portion 34
While conjunction in slot 26, a pair of of inner part 21 combines (referring to Fig. 4 C).
Then, interior protector 20 is assembled to the grommet main body 11 of electric wire W perforations.That is, as shown in Figure 4 D, grommet main body 11
Large diameter tubular portion 12 on the direction of expansion flexible deformation, and the flange part 28 of interior protector 20 is assembled to grommet main body
In 11 interior mating groove 13.To which grommet 10 is secured to electric wire W.
Then, electric wire W is passed through to the electric wire through-hole 2 of body panel 1, and restricts component 30 in path and is used as insert end
In the case of side by grommet 10 out of the space 3 of the side of body panel 1 push-in electric wire through-hole 2.Then, path restricts component 30
It is projected into from electric wire through-hole 2 in the space 4 of the other side of body panel 1, and then, interior protector 20 enters electric wire through-hole 2.
Here, although each panel locking pawl 29A of interior protector 20 hits the periphery of electric wire through-hole 2, each panel locking pawl
29A flexible deformations, and interior protector 20 is allowed to be inserted into electric wire through-hole 2.It is completed when interior protector 20 is inserted into insertion
When position, each panel locking pawl 29A elasticity restores and the periphery of the opposite side of the electric wire through-hole 2 that is locked in body panel 1.
Body panel 1 is clamped by the lip 15 of multiple panel locking pawl 29A and grommet main body 11.Grommet 10 is secured to vehicle by the chucking power
The electric wire through-hole 2 of honorable plate 1.
As described above, grommet 10 according to first embodiment includes：Grommet main body 11, the grommet main body 11 are used in car body
The side of panel 1 covers electric wire W, and generates close contact with the periphery of electric wire through-hole 2；Interior protector 20, the interior protector
20 are formed by the rigidity material higher than the rigidity of grommet main body 11, and are arranged in the inside of grommet main body 11；It is restricted with path
Component 30, the path restrict component 30 and are fixed on interior protector 20, which restricts component 30 and be drawn out to car body face for restricting
The path of the electric wire W of the other side of plate 1.So that path restriction component 30 is secured to grommet 10, and path restricts component 30
The path for restricting the electric wire W for the other side for being drawn out to body panel 1, so as to which electric wire W to be laid in desired path.More
Specifically, as shown in Figure 5A, can be laid in the electric wire W for the other side for being drawn out to body panel 1 can avoid and peripheral portion
Part 140 interference and ensure in the routing path of the necessary clearance G of circumferential component 140.As described above, real according to first
In the grommet 10 for applying example, car body fixed component (for example, clip) that need not be such as in traditional grommet 100, and in addition, energy
It is enough that electric wire W is laid in desired path without difficult and troublesome work.
It is for electric wire W to be contained in internal cylindrical body that path, which restricts component 30,.That is, as shown in fig 16b, traditional
In grommet 100, the electric wire W for the other side for being drawn out to body panel 1 is only restricted by the position of clip 120, and in addition, inside
Electric wire in protector 100 is inserted into the 110a of path has gap with electric wire W.Due to this reason, from interior protector 110 to folder
There is degree of freedom, and routing path may deviate shown in dotted line in the routing path of the position of son 120 so that wiring topology
Diameter is not unique specific.As a result, there is a situation where electric wire W cannot ensure the necessary clearance G with circumferential component 140.Another party
Face, in grommet 10 according to first embodiment, as shown in Figure 5 B, in the electric wire W for being drawn out to the other side of body panel 1,
Path restricts component 30 and is almost seamlessly supported by interior protector 20, and component 30 is being restricted from interior protector 20 to path
End section in, the routing path of electric wire W is without any degree of freedom unique specific since path restricts component 30.Due to
The reason, electric wire W can reliably ensure the necessary clearance G with circumferential component 140.
It is for electric wire W to be contained in internal cylindrical body that path, which restricts component 30,.Therefore, path restricts component 30 and has
The defencive function of electric wire W.
Second embodiment
Fig. 6 to 12C illustrates grommet 10A according to second embodiment.
As shown in Fig. 6 to 9C, similarly with grommet 10 according to first embodiment, grommet 10A according to second embodiment
Component 40 is restricted including grommet main body 11, interior protector 20 and path, but only path restricts the construction difference of component 40.Although
The path of grommet 10 according to first embodiment, which restricts component 30, cannot change the routing path of electric wire W, but real according to second
The routing path of electric wire W can be changed by applying the path restriction component 40 of the grommet 10A of example.
It is for electric wire W to be contained in internal cylindrical body that path, which restricts component 40,.In detail, path restricts component 40 and wraps
It includes fixed side path restriction portion 41 and is linked to the movable side path in fixed side path restriction portion 41 by the first articulated section 50
Restriction portion 51, and these components are included in a component.Fixed side path restriction portion 41 includes：Fixed side path restricts master
Body 42；Fixed side cover 44, the fixation side cover 44 are connected to fixed side path by the second articulated section 43 and restrict main body 42；And pedestal
Flange part 45, the base flange portion 45 are secured to the base end part that fixed side path restricts main body 42 and fixed side cover 44.Drawer at movable side
Path restriction portion 51 includes that movable side path restricts main body 52 and is connected to movable side path restriction by third articulated section 53
The removable hood 54 of main body 52.
When being watched from the closure surface side of fixed side cover 44, fixed side path restriction portion 41 is with bowing.Movable dypass
Diameter restriction portion 51 has linear shape.
As shown in figure 8, the end side for restricting both main body 42 and fixed side cover 44 in fixed side path (connects movable dypass
The part in diameter restriction portion 51) side surface part in, four first positioning holes (positioning fixed part) 46 are set in the path of electric wire W
The position that left and right deviates at certain intervals on cloth set direction.In fixed side path restricts the upper surface of main body 42 portion, four the
One locating detent (positioning fixed part) 47 is positioned apart from the cloth set direction in the path of electric wire W.Each first positioning hole 46 with
The cloth set direction in path of corresponding one the first locating detent 47 relative to electric wire W is set at the position of offset, rather than phase
At same position.
On the other hand, the base end side for main body 52 and movable side cover 54 each being restricted in movable side path (is connected and fixed side
The part in path restriction portion 41) side surface part in, be provided with the second locating detent (positioning fixed part) 57, movable side path restricts master
The left and right offset each other of the position of second locating detent 57 of body 52 and movable side cover 54 each.Main body is restricted in movable side path
In the upper surface of 52 portions, two second location holes (positioning fixed part) 56 are positioned apart from the cloth set direction in the path of electric wire W.
Second locating detent 57 and a second location hole 56 are set in the position deviated on the cloth set direction in the path of electric wire W, and
Second locating detent 57 is set to the same position on the cloth set direction in the path of electric wire W with another second location hole 56.
The second locating detent 57 positioned at the left and right sides in movable side path restriction portion 51 can be fitted selectively into fixation
In four or so the first positioning holes 46 in side path restriction portion 41, and in an identical manner, movable side path restriction portion 51
Two second location holes 56 can be fitted selectively into one in four first locating detents 47 in fixed side path restriction portion 41
It is a or two in.In other words, location hole 46 and 56 and locating detent 47 and 57 selection allow select four link positions, and
And the selection of these link positions changes connection angle of the movable side path restriction portion 51 relative to fixed side path restriction portion 41
(angle of inclination).
For example, as shown in Fig. 9 A to 9C, second locating detent 57 in movable side path restriction portion 51 is cooperated to fixed dypass
In the first positioning hole 46 of the farthest end side in diameter restriction portion 41 so that path restricts the extending direction of component 40 relative to car body
The connection angle on the surface of panel 1 is spent for " a ".In addition, as shown in Figure 10 A to 10C, by the second of movable side path restriction portion 51
Locating detent 57 is cooperated in second first positioning hole 46 since the end side in fixed side path restriction portion 41 so that path
The extending direction for restricting component 40 spends (b relative to the connection angle on the surface of body panel 1 for " b ">a).
In addition, in grommet 10A according to second embodiment, similarly with grommet 10 according to first embodiment, path
Component 40 is restricted by with can at least maintain the rigid material of own form to be formed in the case where accommodating electric wire W.It is fixed
Side path restricts main body 42 and movable side path restriction main body 52 includes the U-shaped extended along the desired cloth set direction of electric wire W
Wall portion.In the wall portion for the U-shaped that fixed side path restricts main body 42, affixed side electric wire accommodating chamber 48 is formed.Movable
Side path restricts in the wall portion of the U-shaped of main body 52, forms drawer at movable side electric wire accommodating chamber 58.Fixed side cover 44 is arranged so that energy
Enough the second articulated section 43 is utilized to open affixed side electric wire accommodating chamber 48.Movable side cover 54 is arranged so that can be hinged using third
Open drawer at movable side electric wire accommodating chamber 58 in portion 53.Restrict the closed position of component 40 in path, fixed side path restrict main body 42 with
Fixed side cover 44 and movable side path restrict main body 52 and are locked mutually by sticking department 59 with movable side cover 54.
In fact due to the grommet main body 11 of grommet 10A according to second embodiment and the construction of interior protector 20 and according to first
The grommet main body 11 for applying example is identical with the construction of interior protector 20, so profit is denoted with the same reference numerals the identical portions in figure
Part, and by the descriptions thereof are omitted.
Then, the assembling steps of grommet 10A according to second embodiment will be described.
As shown in Figure 11 A, in the case where fixed side cover 44 and movable side cover 54 are opened, movable side path is restricted into main body
52 the second locating detent 57 and second location hole 56 is respectively assembled to optional first positioning that fixed side path restricts main body 42
In hole 46 and the first locating detent 47, and determine link position, that is, connection angle.For example, in Figure 11 A, movable side path system
About the second locating detent 57 of main body 52 and second location hole 56 are respectively assembled to the farthest end that fixed side path restricts main body 42
In the first positioning hole 46 of side and the first locating detent 47, and determine the connection angle with minimal tilt.
Then, electric wire W is laid in fixed side path to restrict in main body 42 and movable side path restriction main body 52, and such as
Shown in Figure 11 B, fixed side cover 44 is restricted into main body 42 relative to fixed side path and is closed.
Then, as shown in Figure 11 C, movable side cover 54 main body 52 is restricted relative to movable side path to be closed.As a result, as schemed
Shown in 11D, the second locating detent 57 of movable side cover 52 is assembled in the first positioning hole 46 of fixed side cover 44.
Subsequent assembling steps are identical as the assembling steps of grommet 10 according to first embodiment.That is, real according to second
In the grommet 10A for applying example, as shown in Figures 12 A and 12 B, path restriction component 40 is fixed on interior protector 20.Then, as schemed
Shown in 12C, interior protector 20 is assembled in the grommet main body 11 that electric wire W is passed through.To which grommet 10A is secured to electric wire W.It connects
It, when grommet 10A according to second embodiment is secured to vehicle by the step identical as grommet 10 according to first embodiment
When the electric wire through-hole 2 of honorable plate 1, assembling steps are completed.
Similarly with grommet 10 according to first embodiment, grommet 10A according to second embodiment includes：Grommet main body
11, which is used to cover electric wire W in the side of body panel 1, and is closely connect with the generation of the periphery of electric wire through-hole 2
It touches；Interior protector 20, which is formed by the rigidity material higher than the rigidity of grommet main body 11, and is arranged in grommet
The inside of main body 11；Component 40 is restricted with path, which restricts component 40 and be fixed on interior protector 20, which restricts component
The path of the 40 electric wire W for restricting the other side for being drawn out to body panel 1.To which path restriction component 40 is secured to rope
Ring 10A, and path restricts the path that component 40 restricts the electric wire W for the other side for being drawn out to body panel 1, so as to will be electric
Line W is laid in desired path.It can more specifically, the electric wire W for the other side for being drawn out to body panel 1 can be laid in
It avoids the interference with circumferential component (not shown) and ensures in the necessary gap routing path with circumferential component.As described above,
Car body fixed component (for example, clip) that need not be such as in traditional grommet 100, and furthermore it is possible to without difficulty
Electric wire W is laid in desired path in the case of troublesome work.
Path restricts component 40 and is arranged so that the path that can change electric wire W.Therefore, though body panel 1 it is another
The changes such as the arrangement of circumferential component (not shown) in the space 4 of side, also can be in the feelings for restricting component 40 that do not Make Path newly
It is solved under condition.
It includes being fixed on the fixation side path restriction portion 41 of interior protector 20 and being linked to fixation that path, which restricts component 40,
The movable side path restriction portion 51 in side path restriction portion 41.In fixed side path restriction portion 41 and movable side path restriction portion 51
In, it is provided with multiple positioning fixed parts (location hole 46 and 56 and locating detent 47 and 57) in the path for changing electric wire W.Cause
This, selects a path for making it possible to easily vary electric wire W in multiple positioning fixed parts, and operability is good.
Path restricts component 40 and is formed by a component.Therefore, the operability that electric wire is laid etc. is good.
Variation
In various embodiments, interior protector 20 includes a pair of of inner part 21 disconnected from each other, however may include passing through
A pair of of inner part that articulated section interconnects.When a pair of of inner part interconnects, operability is more preferable.
In various embodiments, when viewed from above, the notch 27 of interior protector 20 is formed as quadrangle form, so
As long as and the shape prevents path from restricting the rotation of component 30 and 40, then arbitrary shape may be used.
In a second embodiment, path restricts component 40 and is configured to the angulation change of the routing path of electric wire W
For four different angles, however to can be structured as can be two by angulation change, three, five or more different angles
Degree.In addition, the angle of the routing path of electric wire W can continuously change.
In a second embodiment, path restricts component 40 and is formed by a component, however can be by more than two components
It is formed.
Claims (5)
1. a kind of grommet, the electric wire through-hole that the supply lines for closing body panel passes through, the grommet include：
Grommet main body, the grommet main body are used to cover the electric wire in the side of the body panel, and logical with the electric wire
The periphery in hole generates close contact；
Interior protector, the interior protector are formed by the rigidity material higher than the rigidity of the grommet main body, and are arranged in described
The inside of grommet main body；With
Path restricts component, which restricts component and be fixed on the interior protector, which restricts component and drawn for restricting
To the path of the electric wire of the other side of the body panel.
2. grommet according to claim 1, wherein the path restricts what component can be changed with the path of the electric wire
Mode is arranged.
3. grommet according to claim 2, wherein
The path restricts component：Fixed side path restriction portion, which is fixed on the interior protection
Device；With movable side path restriction portion, which is linked to the fixed side path restriction portion, and
The fixed side path restriction portion and the movable side path restriction portion are provided with the path that can change the electric wire
Multiple positioning fixed parts.
4. grommet according to claim 1, wherein it is that can the electric wire be contained in inside that the path, which restricts component,
Cylindrical body.
5. a kind of harness, including the grommet described in any one of Claims 1-4.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-086210 | 2017-04-25 | ||
| JP2017086210A JP6715211B2 (en) | 2017-04-25 | 2017-04-25 | Grommet and wire harness |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108736408A true CN108736408A (en) | 2018-11-02 |
| CN108736408B CN108736408B (en) | 2020-12-01 |
Family
ID=63939207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810370783.0A Active CN108736408B (en) | 2017-04-25 | 2018-04-24 | Grommet and wire harness |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6715211B2 (en) |
| CN (1) | CN108736408B (en) |
| MX (1) | MX2018005024A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111688604A (en) * | 2019-03-13 | 2020-09-22 | 矢崎总业株式会社 | Grommet sealing structure and wire harness |
| US10806044B1 (en) | 2019-03-29 | 2020-10-13 | Wistron Neweb Corporation | Board structure and electronic device |
| CN112636283A (en) * | 2019-10-07 | 2021-04-09 | 矢崎总业株式会社 | Grommet and wire harness |
| US20220130577A1 (en) * | 2020-10-28 | 2022-04-28 | Sumitomo Wiring Systems, Ltd. | Grommet |
| US11404185B2 (en) * | 2020-02-03 | 2022-08-02 | Yazaki Corporation | Water-stop grommet and wire harness |
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| JP2008230352A (en) * | 2007-03-19 | 2008-10-02 | Furukawa Electric Co Ltd:The | Harness protection member for panel mounting |
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- 2017-04-25 JP JP2017086210A patent/JP6715211B2/en active Active
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- 2018-04-24 CN CN201810370783.0A patent/CN108736408B/en active Active
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| US5639993A (en) * | 1994-07-19 | 1997-06-17 | Sumitomo Wiring Systems Ltd. | Grommet |
| JPH0939688A (en) * | 1995-07-31 | 1997-02-10 | Sumitomo Wiring Syst Ltd | Grommet |
| JP2000264140A (en) * | 1999-03-17 | 2000-09-26 | Fuji Heavy Ind Ltd | Grommet for harness |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111688604A (en) * | 2019-03-13 | 2020-09-22 | 矢崎总业株式会社 | Grommet sealing structure and wire harness |
| US10806044B1 (en) | 2019-03-29 | 2020-10-13 | Wistron Neweb Corporation | Board structure and electronic device |
| CN112636283A (en) * | 2019-10-07 | 2021-04-09 | 矢崎总业株式会社 | Grommet and wire harness |
| CN112636283B (en) * | 2019-10-07 | 2022-07-29 | 矢崎总业株式会社 | Grommet and wire harness |
| US11404185B2 (en) * | 2020-02-03 | 2022-08-02 | Yazaki Corporation | Water-stop grommet and wire harness |
| US20220130577A1 (en) * | 2020-10-28 | 2022-04-28 | Sumitomo Wiring Systems, Ltd. | Grommet |
| US11817236B2 (en) * | 2020-10-28 | 2023-11-14 | Sumitomo Wiring Systems, Ltd. | Water blocking grommet for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| MX2018005024A (en) | 2019-09-04 |
| JP6715211B2 (en) | 2020-07-01 |
| CN108736408B (en) | 2020-12-01 |
| JP2018186620A (en) | 2018-11-22 |
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