A waterproof structure of a distribution board
The waterproof branch plate structure solves the problem of water vapor entering the automotive wiring harness due to gaps during outdoor driving, achieving a sealed wire connection, preventing siphoning, protecting the connector, and ensuring normal information transmission.
Patent Information
- Application Number
- CN202422950981.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-02
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-02
AI Technical Summary
When automotive wiring harnesses are driven outdoors, gaps between the core wires and terminals can allow water or water vapor to enter the connectors, causing corrosion and short circuits, which can affect information transmission.
The structure adopts a waterproof distribution plate, including a first distribution plate, a sealing sleeve, and a second distribution plate. The core wire is connected to the distribution plate through an insulation curing structure, which fills the gaps inside the wire and prevents water vapor from entering.
It effectively prevents siphoning, avoids water leakage, protects the internal structure of the connector, prevents wire harness failure, and ensures normal information transmission.
Smart Images
Figure CN223599084U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to mechanical technical field, concretely is the structure of the wire distribution board. BACKGROUND
[0002] At present, the wire harness can produce siphon phenomenon in the process of outdoor driving of the automobile, water flow or water vapor enters the connector due to no full closure between the core wire and the terminal and leaving the gap, corrosion and line short circuit phenomenon are produced, the function module involved cannot normally receive the feedback information, makes the automobile fault and then produces the maintenance cost.
[0003] At present, there is no structure for wire distribution and waterproofing. UTILITY MODEL CONTENTS
[0004] In view of the problems in the prior art, the utility model provides a waterproof wire distribution board structure to solve at least one of the above technical problems.
[0005] In order to achieve the above purpose, the utility model provides a waterproof wire distribution board structure, characterized by comprising a first wire distribution board, a sealing sleeve and a second wire distribution board arranged along the axial direction;
[0006] The first wire distribution board, the sealing sleeve and the second wire distribution board are all provided with wire distribution holes corresponding to the arrangement;
[0007] The first wire distribution board and the sealing sleeve surround an insulation curing space for accommodating the twisted connection of the core wire passing through the first wire distribution board and the core wire passing through the second wire distribution board;
[0008] The sealing sleeve is provided with a first extension part extending to the first wire distribution board and a second extension part extending to the second wire distribution board;
[0009] The first extension part is provided with a first clamping boss, and the second extension part is provided with a second clamping boss;
[0010] The first wire distribution board is provided with a first through hole passing through the first extension part and a first clamping hole clamping the first clamping boss, and the first through hole and the first clamping hole are in butt joint conduction;
[0011] The second wire distribution board is provided with a second through hole passing through the second extension part and a second clamping hole clamping the second clamping boss, and the second through hole and the second clamping hole are in butt joint conduction;
[0012] Further comprising an insulation curing structure, the insulation curing structure is wrapped around the periphery of the first wire distribution board, the sealing sleeve and the second wire distribution board, and is arranged in the insulation curing space.
[0013] The utility model discloses a structure of the wire distribution board is optimized, and the connection of core wire is realized conveniently, and the connection part of core wire, first wire distribution board, second wire distribution board and sealing sleeve does not exist any gap through the insulation solidification structure, and the gap between the core wire in the wire is filled with the insulation solidification structure seal, and the entry of water vapor is completely blocked, thereby avoiding the problem of water seepage caused by siphon phenomenon, and the internal structure of the connector is protected, and the wire harness failure caused by siphon is prevented.
[0014] Further preferably, the wire passing through the first wire distribution board is a first wire, the first wire comprising a first insulating outer cladding and a first core wire layer, and the region of the first core wire layer exposed outside the first insulating outer cladding passes through the first wire distribution board;
[0015] The wire passing through the second wire distribution board is a second wire, the second wire comprising a second insulating outer cladding and a second core wire layer, and the region of the second core wire layer exposed outside the second insulating outer cladding passes through the second wire distribution board;
[0016] The adjacent sides of the first insulating outer cladding and the second insulating outer cladding are connected by the insulation solidification structure;
[0017] The outside of the region of the first core wire layer exposed outside the first insulating outer cladding and the region of the second core wire layer exposed outside the second insulating outer cladding is provided with the insulation solidification structure.
[0018] Further preferably, the first core wire layer and the second core wire layer each comprise at least three wire cores, the wire core comprising an insulating layer and a conductor layer arranged inside and outside, and the insulating layer is located in the perforation of the first wire distribution board or the second wire distribution board;
[0019] The conductor layer of the first core wire layer and the conductor layer of the second core wire layer are twisted in the insulation solidification space;
[0020] The outside of the twisted region of the conductor layer of the first core wire layer and the conductor layer of the second core wire layer is provided with the insulation solidification structure.
[0021] The mutual insulation isolation of all the wire cores is ensured.
[0022] Further preferably, the first clamping boss and the second clamping boss each comprise a cylindrical limiting portion and a tapered gradient portion connected in sequence from the adjacent side to the side away from the adjacent side;
[0023] The outer diameter of the tapered gradient portion decreases from the side adjacent to the cylindrical limiting portion to the side away from the cylindrical limiting portion.
[0024] Further preferably, the second wire distribution board comprises a threading portion, and the threading portion is provided with the wire distribution hole;
[0025] The second branch wire plate is provided with a rectangular frame on the side away from the first branch wire plate.
[0026] The second branch wire plate is provided with two mounting pieces on the side away from the first branch wire plate, and the mounting pieces are provided with an insertion hole.
[0027] The second branch wire plate is provided with a rectangular frame on the side away from the first branch wire plate.
[0028] Further preferably, the second branch wire plate, the sealing sleeve and the first branch wire plate are sequentially arranged from bottom to top.
[0029] Further preferably, the sealing sleeve is a rubber sleeve.
[0030] Further preferably, the material of the insulation solidification structure is silica gel.
[0031] Beneficial effects: the utility model discloses two core wires of electric wire respectively pass through first branch wire plate and second branch wire plate, and the stranding connection of two electric wires is located between the region of first branch wire plate and second branch wire plate, and the electric wire, first branch wire plate and second branch wire plate are solidified together through glue, realize integrated molding. BRIEF DESCRIPTION OF DRAWINGS
[0032] Figure 1 It is a structural schematic diagram of the utility model;
[0033] Figure 2 It is a structural schematic diagram of the utility model specific embodiment 1;
[0034] Figure 3 It is a structural schematic diagram of the utility model specific embodiment 1 from another perspective;
[0035] Figure 4 It is the exploded view of the utility model specific embodiment 1;
[0036] Figure 5 It is the exploded view of the utility model specific embodiment 1 from another perspective;
[0037] Figure 6 It is the section view of the utility model specific embodiment 1 hidden insulation solidification structure;
[0038] Figure 7 It is the section view of the utility model specific embodiment 1 under the use state.
[0039] Wherein: 1 is a first branch line plate, 2 is a sealing sleeve, 3 is a second branch line plate, 4 is a first electric wire, 5 is a second electric wire, 6 is an insulation curing space, 7 is an insulation curing structure, 21 is a first extension, 22 is a second extension, 23 is a first clamping boss, 24 is a second clamping boss, 31 is a rectangular frame, 32 is a mounting piece, 41 is a first insulation outer cladding layer, 42 is a first core wire layer, 421 is an insulation layer, 422 is a conductor layer, 423 is a core wire stranding connection, and 52 is a second core wire layer. DETAILED DESCRIPTION
[0040] The utility model will be further described below in combination with the drawings.
[0041] Referring to Figures 1 to 7 , specific embodiment 1: a waterproof branch line plate structure, including along the axial first branch line plate 1, sealing sleeve 2 and second branch line plate 3 are set up, first branch line plate 1, sealing sleeve 2 and second branch line plate 3 are all set up and are opened to the branch line hole of corresponding setting, first branch line plate 1 and sealing sleeve 2 between the insulation curing space 6 for accommodating the core wire from first branch line plate 1 and the core wire stranding connection 423 of the core wire from second branch line plate 3 are formed, and sealing sleeve 2 is provided with the first extension 21 of the first branch line plate 1 and the second extension 22 of the second branch line plate 3, and the first extension 21 is provided with the first clamping boss 23, and the second extension 22 is provided with the second clamping boss 24, and the first branch line plate 1 is set up and is opened to the first through hole of the first extension 21 and the first clamping hole of clamping first clamping boss 23, and the first through hole and the first clamping hole are butt joint and are conducted, and the second branch line plate 3 is set up and is opened to the second through hole of the second extension 22 and the second clamping hole of clamping second clamping boss 24, and the second through hole and the second clamping hole are butt joint and are conducted, and still include an insulation curing structure 7, and the insulation curing structure 7 is covered in the periphery of first branch line plate 1, sealing sleeve 2 and second branch line plate 3, and is arranged in the insulation curing space 6. The utility model passes through the structure of branch line plate optimization, and it is convenient to realize the connection of core wire, and through insulation curing structure, the connecting part of core wire and first branch line plate 1, second branch line plate 3 and sealing sleeve 2 does not exist any gap, and the gap between the core wire inside electric wire is filled with insulation curing structure seal, and the entry of water vapor is completely blocked, thereby avoiding the problem of water seepage caused by siphon phenomenon, protecting the internal structure of connector, preventing the harness failure caused by siphon.
[0042] The electric wire passing through the first branch wire plate 1 is the first electric wire 4, which comprises a first insulating outer covering layer 41 and a first core wire layer 42, and the area of the first core wire layer 42 exposed outside the first insulating outer covering layer 41 passes through the first branch wire plate 1; the electric wire passing through the second branch wire plate 3 is the second electric wire 5, which comprises a second insulating outer covering layer and a second core wire layer 52, and the area of the second core wire layer 52 exposed outside the second insulating outer covering layer passes through the second branch wire plate 3; the adjacent sides of the first insulating outer covering layer 41 and the second insulating outer covering layer are connected by the insulating curing structure; and the outside of the area of the first core wire layer 42 exposed outside the first insulating outer covering layer 41 and the area of the second core wire layer 52 exposed outside the second insulating outer covering layer is provided with the insulating curing structure.
[0043] The first core wire layer 42 and the second core wire layer 52 each comprise at least three wire cores, which comprise an insulating layer 421 and a conductor layer 422 arranged inside and outside, and the insulating layer 421 is located in the through hole of the first branch wire plate 1 or the second branch wire plate 3; the conductor layers 422 of the first core wire layer 42 and the second core wire layer are twisted in the insulating curing space; and the outside of the twisted area of the conductor layers 422 of the first core wire layer 42 and the second core wire layer is provided with the insulating curing structure. The mutual insulation of all the wire cores is ensured. The twisted area of the conductor layers 422 of the first core wire layer 42 and the second core wire layer is the core wire twisted connection 423.
[0044] The first clamping boss 23 and the second clamping boss 24 each comprise a cylindrical limiting portion and a tapered gradient portion connected in sequence from the adjacent side to the side away; and the outer diameter of the tapered gradient portion decreases from the side adjacent to the cylindrical limiting portion to the side away from the cylindrical limiting portion.
[0045] The second branch wire plate 3 comprises a threading portion, and the threading portion is provided with a branch wire hole; the side of the second branch wire plate 3 away from the first branch wire plate 1 is provided with a rectangular frame 31; and the side of the second branch wire plate 3 away from the first branch wire plate 1 is provided with two mounting pieces 32 located on both sides of the rectangular frame 31, and the mounting piece 32 is provided with a plug-in hole. The second branch wire plate 3 is conveniently plug-in installed on the tool plate for support.
[0046] The second branch wire plate 3, the sealing sleeve 2 and the first branch wire plate 1 are sequentially arranged from bottom to top.
[0047] The sealing sleeve 2 is a rubber sleeve.
[0048] The material of the insulating curing structure 7 is silica gel.
[0049] In use, the cores of the first electric wire 4 pass through the perforations of the first wire distribution plate 1, the cores of the second electric wire 5 pass through the perforations of the second wire distribution plate 3, and the conductor layers of the first electric wire 4 and the second electric wire 5 are combined in the insulation curing space. The first wire distribution plate 1, the second wire distribution plate 3 and the sealing sleeve 2 are fixed relative to each other, and the three are arranged in the silica gel curing cavity filled with silica gel to cure the silica gel and form an insulation curing structure 7. The insulation curing structure 7 fills the insulation curing space 6 and is wrapped with the first wire distribution plate 1, the sealing sleeve 2 and the second wire distribution plate 3.
[0050] The preferred embodiments of the present application are described above, it should be noted that, for those skilled in the art, without departing from the principles of the present application, can make a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application.
Claims
1. A waterproof dividing plate structure, characterized in that, Includes a first dividing plate, a sealing sleeve, and a second dividing plate arranged along the axial direction; The first dividing plate, the sealing sleeve, and the second dividing plate are all provided with corresponding dividing holes; An insulating and solidified space is formed between the first branch plate and the sealing sleeve to accommodate the twisted connection of the core wire passing through the first branch plate and the core wire passing through the second branch plate. The sealing sleeve is provided with a first extension portion extending toward the first dividing plate and a second extension portion extending toward the second dividing plate; The first extension is provided with a first snap-fit protrusion, and the second extension is provided with a second snap-fit protrusion. The first branch board has a first through hole passing through the first extension and a first snap-fit hole snapping the first snap-fit boss, and the first through hole and the first snap-fit hole are connected and communicate with each other. The second branch board has a second through hole passing through the second extension and a second snap-fit hole for snapping the second snap-fit boss. The second through hole and the second snap-fit hole are connected and communicate with each other. It also includes an insulation curing structure, which covers the periphery of the first branch plate, the sealing sleeve and the second branch plate, and is disposed within the insulation curing space.
2. The waterproof dividing plate structure according to claim 1, characterized in that: The first wire is a wire that passes through the first junction box. The first wire includes a first insulating outer layer and a first core wire layer. The area of the first core wire layer that is exposed outside the first insulating outer layer passes through the first junction box. The wire passing through the second junction box is designated as the second wire. The second wire includes a second insulating outer layer and a second core wire layer. The area of the second core wire layer exposed outside the second insulating outer layer passes through the second junction box. The adjacent sides of the first insulating outer layer and the second insulating outer layer are connected by the insulating curing structure; The insulation curing structure is provided on the outer side of the area where the first core wire layer exposes the first insulating outer layer and the area where the second core wire layer exposes the second insulating outer layer.
3. The waterproof dividing plate structure according to claim 2, characterized in that: Both the first core wire layer and the second core wire layer include at least three core wires. Each core wire includes an inner and outer insulating layer and a conductor layer. The insulating layer is located inside the perforation of the first or second branch plate. The conductor layers of the first core wire layer and the conductor layers of the second core wire layer are twisted together within the insulation curing space; The insulation curing structure is provided on the outer side of the stranded area of the conductor layer of the first core wire layer and the conductor layer of the second core wire layer.
4. The waterproof dividing plate structure according to claim 1, characterized in that: Both the first and second snap-fit protrusions include a cylindrical limiting portion and a tapered gradient portion connected sequentially from the adjacent side to the far side. The outer diameter of the tapered gradient portion decreases from the side adjacent to the cylindrical limiting portion to the side away from the cylindrical limiting portion.
5. The waterproof dividing plate structure according to claim 1, characterized in that: The second branch plate includes a wire threading part, on which the branch hole is provided; A rectangular frame is provided on the side of the second splitter away from the first splitter; Furthermore, the second splitter plate has two mounting pieces located on both sides of the rectangular frame on the side away from the first splitter plate, and each mounting piece has a plug hole.
6. The waterproof dividing plate structure according to claim 1, characterized in that: The second dividing plate, the sealing sleeve, and the first dividing plate are arranged sequentially from bottom to top.
7. The waterproof dividing plate structure according to claim 1, characterized in that: The sealing sleeve is a rubber sleeve.
8. The waterproof dividing plate structure according to claim 1, characterized in that: The insulating curing structure is made of silicone.