CN210743633U - Protective sheath structure for wire harness product - Google Patents
Protective sheath structure for wire harness product Download PDFInfo
- Publication number
- CN210743633U CN210743633U CN201922007294.1U CN201922007294U CN210743633U CN 210743633 U CN210743633 U CN 210743633U CN 201922007294 U CN201922007294 U CN 201922007294U CN 210743633 U CN210743633 U CN 210743633U
- Authority
- CN
- China
- Prior art keywords
- shielding
- sheath
- annular boss
- cylindrical sleeve
- nut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Insulating Bodies (AREA)
Abstract
The utility model provides a protective sheath structure for pencil product has solved current pencil product sheath wearability, shielding nature, temperature toleration, can not used repeatedly's problem. The utility model discloses a protective sheath structure includes the shielding sheath, the shielding sheath includes polytetrafluoroethylene pipe and wraps up the shielding net in polytetrafluoroethylene outside of tubes portion, installs the neck bush respectively in the inside of polytetrafluoroethylene pipe both ends end, and the periphery of both ends end is overlapped respectively and is equipped with outer bush, is equipped with first annular knurl circle nut and second annular knurl circle nut in the periphery of shielding sheath. The utility model discloses a protective sheath structure has excellent shielding, temperature toleration, wearability, environmental resistance, durability and mechanical properties, through annular knurl nut and connector or other spare part threaded connection, constitutes the outer shielding system of pencil.
Description
Technical Field
The utility model belongs to the technical field of the cable harness, a protective sheath structure for pencil product is provided very much.
Background
For the protection of wire harness products, the shielding property, the strength, the temperature resistance, the wear resistance and the durability of the protective sheath should be considered in the design and material selection. The types of common protective sheaths of the existing wire harness products are roughly divided into three types, the first type is a weaving type sheath, such as a wave-proof sheath and a nylon yarn sheath, the wear resistance of the protective sheaths is general, the protective sheaths are easy to loosen after long-term use, and the strength is insufficient; the second is that the adhesive sheath, such as an adhesive sleeve, has no shielding property and poor temperature resistance; the third is that the heat shrinkable type sheath, such as heat shrinkable tubing, is unshielded and not reusable.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a protective sheath structure for pencil product, this protective sheath structure's shielding property, temperature toleration, wearability, durability, environmental resistance, mechanical properties are good, can relapse the dismouting, used repeatedly.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a protective sheath structure for a wire harness product comprises a shielding sheath, wherein the shielding sheath comprises a polytetrafluoroethylene tube and a shielding net wrapped outside the polytetrafluoroethylene tube, inner bushings are respectively mounted inside ends of two ends of the polytetrafluoroethylene tube, outer bushings are respectively sleeved on the peripheries of the ends of the two ends of the polytetrafluoroethylene tube, and a first knurled round nut and a second knurled round nut are arranged on the periphery of the shielding sheath;
the inner bushing comprises a hollow first cylindrical sleeve, one end of the first cylindrical sleeve extends towards the periphery to form a first annular boss, and the first cylindrical sleeve is arranged inside the polytetrafluoroethylene tube;
the outer bushing comprises a hollow second cylindrical sleeve, one end of the second cylindrical sleeve extends towards the outer periphery to form a second annular boss, and the second cylindrical sleeve is sleeved on the periphery of the shielding sheath;
the shielding nets at the end heads of the two ends of the polytetrafluoroethylene tube are extended out of the end surfaces of the tail end of the polytetrafluoroethylene tube by one section, the extended shielding nets are clamped between the first annular boss and the second annular boss, the first annular boss and the second annular boss are fixed by welding, and the tail end of the first cylindrical sleeve and the tail end of the second cylindrical sleeve are closed by rolling;
a label is arranged on the periphery of the shielding sheath;
the first knurled nut and the second knurled nut are the same in structure and respectively comprise a nut body, the nut body is a cylinder with one end provided with a third annular boss protruding towards the inner periphery, a tool withdrawal groove is formed in the inner side of the third annular boss, an internal thread is arranged on the inner peripheral surface of the other side of the tool withdrawal groove of the cylinder, and knurling is arranged on the outer peripheral surface of the nut body.
Further, the inner diameter of the third annular boss is larger than the outer diameter of the shielding sheath and smaller than the outer diameters of the first annular boss and the second annular boss, and the outer diameters of the first annular boss and the second annular boss are equal.
Further, the shielding net is a stainless steel wire woven net.
Further, the inner and outer liners are each made of stainless steel rods 1Cr18Ni9Ti or 06Cr19Ni10 in a hot rolled or solid solution state.
Further, the first knurled nut and the second knurled nut are both made of an aluminum alloy rod 6061 in a T6 state, the surfaces of the first knurled nut and the second knurled nut are subjected to chemical oxidation or sulfuric acid anodic oxidation treatment, and the internal threads and the tool withdrawal grooves are not subjected to surface treatment.
Further, the label is made of an R-state stainless steel strip 1Cr18Ni9Ti or 06Cr19Ni10, and is fixed on the outer periphery of the shielding sheath after being marked at the mark of the label.
Compared with the prior art, the utility model discloses following beneficial effect has: the protective sheath shielding net of the utility model is formed by weaving stainless steel wires, and has good shielding effect; the inner bushing and the outer bushing are made of stainless steel materials, so that the strength is high and the end connection is reliable; the surface treatment is not carried out on the thread of the knurled round nut and the tool withdrawal groove, so that the continuity of external shielding of the wire harness is ensured; the label is made of stainless steel materials, is not easy to damage, and can be clearly seen after long-term use of lettering.
The utility model discloses a protective sheath structure has excellent shielding, temperature toleration, wearability, environmental resistance, durability and mechanical properties, through annular knurl nut and connector or other spare part threaded connection, constitutes the outer shielding system of pencil.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the mounting structure of the shielding sheath, inner liner and outer liner;
FIG. 3 is a schematic structural view of the first knurled nut or the second knurled nut;
FIG. 4 is a schematic view of the sign in an expanded state;
in the figure: 1-shielding a sheath; 1-1-polytetrafluoroethylene tubing; 1-2-shielding mesh; 2-inner lining; 2-1-a first cylindrical sleeve; 2-2-a first annular boss; 3-an outer liner; 3-1-a second cylindrical sleeve; 3-2-a second annular boss; 4-a first knurled round nut; 5-a second knurled round nut; 6-label; 6-1-mark; 7-a nut body; 7-1-a third annular boss; 7-2-tool withdrawal grooves; 7-3-internal threads; 7-4-knurling.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a protective sheath structure for a wire harness product comprises a shielding sheath 1, wherein the shielding sheath 1 comprises a polytetrafluoroethylene tube 1-1 and a shielding net 1-2 wrapped outside the polytetrafluoroethylene tube 1-1, an inner bushing 2 is respectively installed inside each of two end heads of the polytetrafluoroethylene tube 1-1, an outer bushing 3 is respectively sleeved on the periphery of each of the two end heads, and a first knurled round nut 4 and a second knurled round nut 5 are arranged on the periphery of the shielding sheath 1; the first knurled nut 4 and the second knurled nut 5 are freely movable between the two ends of the exterior of the shielding sheath 1.
The inner bushing 2 comprises a hollow first cylindrical sleeve 2-1, one end of the first cylindrical sleeve 2-1 extends towards the outer periphery to form a first annular boss 2-2, and the first cylindrical sleeve 2-1 is arranged inside the polytetrafluoroethylene tube 1-1;
the outer bushing 3 comprises a hollow second cylindrical sleeve 3-1, one end of the second cylindrical sleeve 3-1 extends towards the periphery to form a second annular boss 3-2, and the second cylindrical sleeve 3-1 is sleeved on the periphery of the shielding sheath 1;
the shielding net 1-2 at the end heads of the two ends of the polytetrafluoroethylene tube 1-1 is longer than the end face of the tail end of the polytetrafluoroethylene tube 1-1 by a section, the longer shielding net 1-2 is clamped between the first annular boss 2-2 and the second annular boss 3-2, the first annular boss 2-2 and the second annular boss 3-2 are fixed by welding, and the tail end of the first cylindrical sleeve 2-1 and the tail end of the second cylindrical sleeve 3-1 are closed by rolling;
a label 6 is attached to the outer periphery of the shield sheath 1.
Referring to fig. 3, the first knurled nut 4 and the second knurled nut 5 have the same structure and each include a nut body 7, the nut body 7 is a cylindrical body having a third annular boss 7-1 protruding toward the inner periphery at one end, a relief groove 7-2 is provided on the inner side of the third annular boss 7-1, an internal thread 7-3 is provided on the inner peripheral surface of the cylindrical body on the other side of the relief groove 7-2, and knurls 7-4 are provided on the outer peripheral surface of the nut body 7.
The inner diameter of the third annular boss 7-1 is larger than the outer diameter of the shielding sheath 1 and smaller than the outer diameters of the first annular boss 2-2 and the second annular boss 3-2, and the outer diameters of the first annular boss 2-2 and the second annular boss 3-2 are equal.
The shielding net 1-2 is a stainless steel wire woven net.
The inner and outer liners 2 and 3 are made of stainless steel rods 1Cr18Ni9Ti or 06Cr19Ni10 in a hot rolled or solid solution state.
The first knurled nut 4 and the second knurled nut 5 are both made of an aluminum alloy rod 6061 in a T6 state, the surfaces of the knurled nuts are subjected to chemical oxidation or sulfuric acid anodic oxidation treatment, and the internal threads 7-3 and the tool withdrawal grooves 7-2 are not subjected to surface treatment so as to ensure that the external shielding of the wiring harness is continuous.
Referring to fig. 4, the signboard 6 is made of an R-state stainless steel tape 1Cr18Ni9Ti or 06Cr19Ni10, and is fixed to the outer circumference of the shield sheath 1 after being engraved with a 6-1 mark at the sign 6 of the signboard 6.
The utility model discloses an each part is connected reliably among the protective sheath, has excellent shielding nature, temperature toleration, wearability, environmental resistance, durability and mechanical properties.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (6)
1. A protective sheath structure for a wire harness product is characterized by comprising a shielding sheath, wherein the shielding sheath comprises a polytetrafluoroethylene tube and a shielding net wrapped outside the polytetrafluoroethylene tube, inner bushings are respectively mounted inside the two end heads of the polytetrafluoroethylene tube, outer bushings are respectively sleeved on the peripheries of the two end heads, and a first knurled round nut and a second knurled round nut are arranged on the periphery of the shielding sheath;
the inner bushing comprises a hollow first cylindrical sleeve, one end of the first cylindrical sleeve extends towards the periphery to form a first annular boss, and the first cylindrical sleeve is arranged inside the polytetrafluoroethylene tube;
the outer bushing comprises a hollow second cylindrical sleeve, one end of the second cylindrical sleeve extends towards the outer periphery to form a second annular boss, and the second cylindrical sleeve is sleeved on the periphery of the shielding sheath;
the shielding nets at the end heads of the two ends of the polytetrafluoroethylene tube are extended out of the end surfaces of the tail end of the polytetrafluoroethylene tube by one section, the extended shielding nets are clamped between the first annular boss and the second annular boss, the first annular boss and the second annular boss are fixed by welding, and the tail end of the first cylindrical sleeve and the tail end of the second cylindrical sleeve are closed by rolling;
a label is arranged on the periphery of the shielding sheath;
the first knurled nut and the second knurled nut are the same in structure and respectively comprise a nut body, the nut body is a cylinder with one end provided with a third annular boss protruding towards the inner periphery, a tool withdrawal groove is formed in the inner side of the third annular boss, an internal thread is arranged on the inner peripheral surface of the other side of the tool withdrawal groove of the cylinder, and knurling is arranged on the outer peripheral surface of the nut body.
2. The protective sheath structure for a wire harness product as claimed in claim 1, wherein the third annular projection has an inner diameter larger than an outer diameter of the shield sheath and smaller than outer diameters of the first and second annular projections, the outer diameters of the first and second annular projections being equal.
3. The protective sheath structure for a wire harness product as claimed in claim 1, wherein the shielding net is a stainless steel wire woven net.
4. The protective sheath structure for wire harness products as claimed in claim 1, wherein the inner and outer liners are each made of stainless steel rod 1Cr18Ni9Ti or 06Cr19Ni10 in a hot rolled or solid solution state.
5. The protective sheath structure for wiring harness products of claim 1, wherein the first knurled nut and the second knurled nut are both made of an aluminum alloy bar 6061 in a T6 state, and the surface is subjected to chemical oxidation or sulfuric acid anodic oxidation treatment, and the internal thread and the relief groove are not subjected to surface treatment.
6. The protective sheath structure for wire harness products of claim 1, wherein the label is made of stainless steel strip 1Cr18Ni9Ti or 06Cr19Ni10 in R state, and fixed to the outer circumference of the shield sheath after being marked at the label.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922007294.1U CN210743633U (en) | 2019-11-20 | 2019-11-20 | Protective sheath structure for wire harness product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922007294.1U CN210743633U (en) | 2019-11-20 | 2019-11-20 | Protective sheath structure for wire harness product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210743633U true CN210743633U (en) | 2020-06-12 |
Family
ID=71007492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922007294.1U Active CN210743633U (en) | 2019-11-20 | 2019-11-20 | Protective sheath structure for wire harness product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210743633U (en) |
-
2019
- 2019-11-20 CN CN201922007294.1U patent/CN210743633U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210743633U (en) | Protective sheath structure for wire harness product | |
| CN105329717A (en) | Anti-rolling wire winding disc | |
| CN206023077U (en) | A kind of three-core cable waterproof drawing head | |
| CN202087914U (en) | Universal gun barrel for carbon dioxide arc welding gun | |
| CN102646483A (en) | Mould for manufacturing special cable | |
| CN103050798B (en) | Graphene nanomaterial wire splicing fitting and splicing method | |
| CN202510866U (en) | Sweat-soldering pouring type connection joint of composite tube | |
| CN202503239U (en) | Connection fitting of carbon fiber core fiber composite overhead conductor | |
| CN212027801U (en) | Novel duct piece longitudinal connector | |
| CN211550777U (en) | Manual finish draw aluminum alloy tube of high strength | |
| CN203643665U (en) | Large-core-number PBT pipe optical fiber composite overhead ground wire | |
| CN205350616U (en) | Water pipe | |
| CN208337079U (en) | A kind of winding pipe assembly for aeroplane engine electric cable | |
| CN220816855U (en) | Aluminum alloy inner pipe capable of reducing friction | |
| CN203056463U (en) | Novel single core high voltage cable traction head | |
| CN220710038U (en) | Double-layer heat conduction heat shrinkage sleeve | |
| CN212422470U (en) | Version roller acid annealing is with stainless steel top point cluster pole | |
| CN215118385U (en) | Environment-friendly rubber line with lag | |
| CN220851075U (en) | Small-caliber thick-wall titanium alloy seamless pipe with good wear resistance | |
| CN212744647U (en) | High-performance long-life sealing nut | |
| CN216698759U (en) | Tail attachment device for injection molding of through-wall connector | |
| CN217111208U (en) | Flexible armored single-support multipoint thermocouple | |
| CN211045937U (en) | Humidity-heat-resistant, high-temperature-resistant and light-weight airborne cable | |
| CN203209498U (en) | Bending forming device | |
| CN216199748U (en) | Special-shaped coating mandrel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |