CN103166153A

CN103166153A - Wire bushing

Info

Publication number: CN103166153A
Application number: CN2011104094288A
Authority: CN
Inventors: 周明杰; 吴银娥
Original assignee: Oceans King Lighting Science and Technology Co Ltd; Shenzhen Oceans King Lighting Engineering Co Ltd
Current assignee: Oceans King Lighting Science and Technology Co Ltd; Shenzhen Oceans King Lighting Engineering Co Ltd
Priority date: 2011-12-09
Filing date: 2011-12-09
Publication date: 2013-06-19

Abstract

The invention discloses a wire bushing which comprises a bushing body, a flange and a through hole, wherein the flange is located at one end of the bushing body and protrudes from the bushing body, and the through hole penetrates through the bushing body and the flange. The wire bushing is further provided with an open slot which extends from an outer end face of the bushing body to an outer end face of the flange and is communicated with the through hole. The bushing body is further provided with a buckle which protrudes from the bushing body, and a gap exists between the buckle and the flange. When the wire bushing is assembled, the open slot can be opened and wires are stuffed into the wire bushing easily. When the wire bushing is disassembled, the open slot is opened and wires are detached from the wire bushing. Therefore, assembly and disassembly troubles that wires need to pass through the wire bushing are avoided, operation is convenient, and efficiency is improved. Further, the buckle prevents the wire bushing from falling off from a wire hole, and wires are protected reliably.

Description

Lead sheath

Technical field

The present invention relates to a kind of parts of lighting, relate in particular to a kind of lead sheath that is applied in light fixture.

Background technology

Lead sheath is generally made by rubber or plastic material, and there is through hole at the wire bushing center, is used for penetrating wire, and the outer wall housing of wire bushing prevents that for the protection of wire wire from being scratched.This kind lead sheath assembling mode is all first wire bushing to be assemblied on housing, then wire is passed from wire bushing, but long or wire one end is difficult to operation with the situation of connector for wire, has had a strong impact on production efficiency.

Summary of the invention

The technical problem to be solved in the present invention is to overcome the deficiency that above-mentioned prior art exists, and proposes a kind of lead sheath that can assemble fast.

For solving the problems of the technologies described above, the present invention proposes a kind of lead sheath, comprise: body, be positioned at body one end and protrude from the flange of body and from the through hole of through body and flange, also be provided with an open slot on this lead sheath, this open slot is extended to the outer face of described flange always by the outer face of described body, and open slot is communicated with through hole, also is provided with the buckle that protrudes from described body on described body, has the gap between described buckle and described flange.

Preferably, described buckle is two groups, and two groups of buckles are symmetrically distributed in the both sides of described open slot.

Preferably, also be provided with two perforates that are symmetrically distributed in described open slot both sides on described body, described two groups of buckles lay respectively in two perforates.

Preferably, be provided with two buckles spaced apart in each perforate, an end of each buckle is connected on the hole wall away from flange of perforate, is equipped with the gap between the hole wall of each end of other of each buckle and perforate.

Preferably, described body the thickness of corresponding open slot position and with the thickness of open slot relative position all than the thin thickness of other positions so that body has the larger deformation space of dwindling.

Preferably, described flange is tool annular jaggy, comprise: inner ring surface, outer ring surface and both ends of the surface, described body is connected on one of them end face of described flange, is formed for clamping the draw-in groove of the hole wall of wire cable-through hole between the end face that described flange is connected with described body and described buckle.

Preferably, described wire bushing is plastic cement material.

Compared with prior art, beneficial effect of the present invention comprises: because lead sheath of the present invention is provided with open slot, when making the wire bushing assembling, open slot can be strutted and easily wire be filled in wire bushing, during the wire bushing dismounting, also open slot can be strutted, easily with wire bushing removal from the wire, thereby the trouble of having avoided wire is passed wire bushing and having realized assembly and disassembly has facilitated operation, has improved efficient; Buckle on wire bushing can prevent that wire bushing from deviating from cable-through hole in addition, thereby plays the effect of reliably protecting wire.

Description of drawings

Fig. 1 is the perspective view of lead sheath of the present invention.

Fig. 2 is the vertical view of lead sheath shown in Figure 1.

Fig. 3 is the front view of lead sheath shown in Figure 1.

Fig. 4 is that lead sheath of the present invention is applied in the assembled state structure chart on the light fixture filter.

Fig. 5 is that lead sheath of the present invention is arranged on the structural representation on the light fixture filter.

Embodiment

In order to further illustrate principle of the present invention and structure, existing by reference to the accompanying drawings to a preferred embodiment of the present invention will be described in detail.

consult Fig. 1, Fig. 2, Fig. 3, lead sheath 2 of the present invention adopts the plastic cement material of good springiness, it comprises: body 21, be positioned at body 21 1 ends and protrude from the flange 22 of body 21 and from the through hole 23 of through body 21 and flange 22, also be provided with an open slot 24 on this wire bushing 2, this open slot 24 is extended to the outer face of flange 22 always by the outer face of body 21, and open slot 24 is communicated with through hole 23, make the wire bushing 2 can enlargement and contraction, can strut open slot 24 with finger when also making on the other hand the wire assembling, wire is filled in the through hole 23 of wire bushing 2, thereby avoid wire is passed the trouble that through hole 23 is installed wire bushing 2.

Consult Fig. 1, Fig. 2, Fig. 3, also be provided with the both sides that two groups of 214, two groups of buckles 214 of buckle that protrude from body 21 are symmetrically distributed in open slot 24 on body 21.Also being provided with two 211, two groups of buckles 214 of perforate that are symmetrically distributed in open slot 24 both sides on body 21 lays respectively in two perforates 211.In the present embodiment, be provided with two buckles spaced apart 214 in each perforate 211, in other embodiments, the quantity of buckle 214 also can according to actual needs and arbitrarily arrange.One end of each buckle 214 is connected on the hole wall 2111 away from flange 22 of perforate 211, is equipped with the gap between each end of other of each buckle 214 and hole wall, makes buckle 214 when being squeezed, can be take its stiff end as fulcrum to the interior contraction of through hole 23.

In conjunction with consulting Fig. 1 and Fig. 3, flange 22 is tool annular jaggy, comprise: inner ring surface 221, outer ring surface 222 and both ends of the surface 223,224, body 21 is connected on one of them end face 224 of flange 22, the perforate 211 of body 21 extends on the end face 223 of flange 22 always, make between the end face 223 of flange 22 and buckle 214 also to have the gap, thereby be formed for clamping the draw-in groove of wire cable-through hole hole wall between the end face 223 of flange 22 and buckle 214.

Consult Fig. 2, body 21 the thickness 213 of corresponding open slot 24 positions and with the thickness of open slot 24 relative positions 215 all than the thin thickness of other positions, has the larger deformation space of dwindling when making body 21 in filling in cable-through hole, thereby facilitate body to install, body 21 can be packed into than going in the less cable-through hole of it self outside dimension.When implementing, can adopt in the correspondence position cut-away of body 21 and divide wall thickness and realize, to simplify for the purpose of technique, this tangent plane is the plane.Certainly, in other embodiments, this tangent plane also available mould is one-body molded on body 21.

Fig. 4, Fig. 5 are that lead sheath 2 of the present invention is applied in the concrete application example on the light fixture filter assembly.As Fig. 4, shown in Figure 5, this light fixture filter assembly comprises: housing 1 and be arranged on the interior filter 3 of housing 1.Housing 1 comprises: main casing 11 and upper cover 12, be provided with the cavity volume 111 of installing filter in main casing 11, and be provided with three double-screw bolts 112 in cavity volume 111, upper cover 12 passes on it installing hole by screw and is connected with double-screw bolt 112 and is installed on main casing 11.Respectively be provided with a cable-through hole 113,114 that passes for wire on the end face at main casing two ends, wherein be provided with and also be provided with the opening 115 that is extended to cable-through hole 113 by the end face top on the end face of cable-through hole 113.Filter 3 one ends stretch out the wire 32 that three radicles are crimped with a 3pin plug 321, and the other end stretches out two wires 33.The overall dimension of 3pin plug 321 is obviously greater than the internal diameter of the through hole 23 of wire bushing 2.

The assembling process of this filter: at first three double-screw bolts 112 are locked in the cavity volume 111 of main casing 11 with screw; In the filter 3 also cavity volume 111 with screw-nut assembling main casing 11, put wire in order, three wires 32 of filter 3 one sides are filled in cable-through hole 113 by the opening 113 of main casing 11 1 ends, and two wires of opposite side pass from the cable-through hole 114 of main casing 11 other ends; Then assemble the wire bushing 2 of both sides from the outside of main casing 11, three wire 32 1 sides, with body 21 1 ends of wire bushing 2 towards main casing 11, strut the open slot 24 of wire bushing 2 with finger, three wires 32 are filled in the through hole 23 of wire bushing 2 from open slot 24, then the body 21 with wire bushing 2 pushes in the cable-through hole 113 of main casing 11, until the hole wall of the cable-through hole 113 of main casing 11 is stuck between the medial surface 221 of the buckle 214 of wire bushing 2 and flange 22; Two wires 33 of opposite side are directly passed wire bushing 2, and body 21 ends with wire bushing 2 push in the cable-through hole 114 of main casing 11 equally; Install at last lid 12, with three screws, lid 12 is locked on double-screw bolt 112, namely completed the assembling of filter assembly.

Dismounting only need be pinched and press wire bushing 2 during wire bushing 2, makes wire bushing 2 overlapping at open slot 24 places, wire bushing 2 is dwindled, thereby can easily the body 21 of wire bushing 2 be released from cable-through

hole

113 or 114.

The above is only better possible embodiments of the present invention, and unrestricted protection scope of the present invention, and the equivalent structure that all utilizations specification of the present invention and accompanying drawing content have been done changes, and all is included in protection scope of the present invention.

Claims

1. lead sheath, comprise: body, be positioned at body one end and protrude from the flange of body and from the through hole of through body and flange, it is characterized in that, also be provided with an open slot on this lead sheath, this open slot is extended to the outer face of described flange always by the outer face of described body, and open slot is communicated with through hole, also is provided with the buckle that protrudes from described body on described body, has the gap between described buckle and described flange.

2. lead sheath as claimed in claim 1, is characterized in that, described buckle is two groups, and two groups of buckles are symmetrically distributed in the both sides of described open slot.

3. lead sheath as claimed in claim 2, is characterized in that, also is provided with two perforates that are symmetrically distributed in described open slot both sides on described body, and described two groups of buckles lay respectively in two perforates.

4. lead sheath as claimed in claim 3, it is characterized in that, be provided with two buckles spaced apart in each perforate, an end of each buckle is connected on the hole wall away from flange of perforate, is equipped with the gap between the hole wall of each end of other of each buckle and perforate.

5. lead sheath as claimed in claim 1, is characterized in that, described body the thickness of corresponding open slot position and with the thickness of open slot relative position all than the thin thickness of other positions so that body has the larger deformation space of dwindling.

6. lead sheath as claimed in claim 1, it is characterized in that, described flange is tool annular jaggy, comprise: inner ring surface, outer ring surface and both ends of the surface, described body is connected on one of them end face of described flange, is formed for clamping the draw-in groove of the hole wall of wire cable-through hole between the end face that described flange is connected with described body and described buckle.

7. lead sheath as claimed in claim 1, is characterized in that, described wire bushing is plastic cement material.