CN103515916B - Support bar, a stay tube and the method for preparation stay tube - Google Patents
Support bar, a stay tube and the method for preparation stay tube Download PDFInfo
- Publication number
- CN103515916B CN103515916B CN201210223350.5A CN201210223350A CN103515916B CN 103515916 B CN103515916 B CN 103515916B CN 201210223350 A CN201210223350 A CN 201210223350A CN 103515916 B CN103515916 B CN 103515916B
- Authority
- CN
- China
- Prior art keywords
- support bar
- flange
- joint portion
- stay tube
- concave part
- 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
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
A kind of support bar for forming stay tube, support bar is flat and includes the first joint portion and the second joint portion.First joint portion includes the first flange and the first concave part.Second joint portion includes: the second flange, downwardly extends from upper surface in the second side of support bar, its shape and the form fit of the first concave part；And second concave part, upwardly extend in the inner side of the second flange, the form fit of its shape and described first flange.The outer surface of at least one flange in the first flange and the second flange slopes inwardly to end from the base portion of at least one flange on the thickness direction of support bar.The present invention also provides for a kind of stay tube and the method for preparation stay tube.First joint portion of support bar or the second joint portion are fixed to one another by the way of snapping with the second joint portion or first joint portion of adjacent supports bar, and use hot blast, ultrasonic or laser to weld so that a stay tube has higher support strength.
Description
Technical field
The present invention relates to a kind of stay tube for cable accessory, more particularly, it relates to the spiral branches stay tube of a kind of cable accessory for forming medium and high voltage cable, for forming the support bar of a stay tube and for the method preparing this stay tube.
Background technology
Cable accessory including cable termination and transition joint is the vitals in power transmission and transformation cable run, wherein cable termination is typically employed in the junction of the electric equipments such as cable and such as electromotor, motor, transformator, gas-insulated switch (GIS), and transition joint is typically employed in the junction of two cables.
Fig. 7 shows and utilizes the operation chart supporting pipe formation cable accessory in a kind of prior art.
When connecting two cable 201 and 202 at the scene, the elastic shrinkable sleeves 203 being made up of silicone rubber is carried out predilation, the shrinkable sleeves 203 of expansion is inserted a stay tube 204；Afterwards; the conductor of cable 201 and 202 is attached; after silicone rubber and a stay tube cable accessory are moved on to joint; an exposed end 205 of a stay tube 204 is pulled to be removed from shrinkable sleeves 203 by a stay tube 204; make telescopic sleeve pipe 204 utilize the elasticity of self to automatically reset, thus the joint sealing of cable 201 and 202 is protected in telescopic sleeve pipe 203.
Support bar of the prior art mainly has two kinds, one is self-locking support bar, adjacent support bar is after flange and groove hasp, the flange interacted has certain deformation, adjacent supports bar produces interaction force, after the shortest (1-2cm) support bar hasp, also will not automatically slip off even if the most mobile.Another kind is non-self-locking support bar, and after shorter (1-2cm) support bar hasp, adjacent supports bar, essentially without producing interaction force, is relatively easily untied.
Above-mentioned straight props up the general Flat support bar being made up of the polymer such as such as polypropylene, polyethylene, polrvinyl chloride (PVC), polyphenylene oxide (PPO) or its blend of stay tube 204 by being wound.The edge of adjacent supports bar is welded and fixed together by modes such as ultrasound wave.In the stay tube of prior art, non-self locking-type support bar is used to prepare by the way of the welding procedure such as ultrasonic is made or self-locking support bar does not welds.Non-self locking-type support bar self does not provides good axial strength, but props up stay tube for straight and can meet the requirement of product.Stay tube is propped up for reducing, uses non-self locking-type support bar in the market, and utilize ultrasonic bonding.But ultrasound wave is difficult to weld reducing props up the transition portion of stay tube, so transition portion just becomes reducing and props up the vulnerable area of stay tube.The reducing support bar prepared with this support bar and said method after rubber body, easily collapses and ruptures, it is impossible to storing for a long time on set.Then, the existing product in market solves, by propping up stay tube plus the second straight that diameter is slightly smaller inside stay tube, the problem that reducing props up the vulnerable area of stay tube, thereby increases structural complexity and the manufacturing cost of a stay tube.
Summary of the invention
For solving above and other technical problem of the prior art, the present invention proposes a kind of support bar for forming a stay tube and for forming a stay tube of cable accessory, the reducing particularly with the ascending transition portion of diameter props up stay tube, and this stay tube has higher support strength.
Embodiment according to a further aspect of the invention, it is provided that a kind of method preparing above-mentioned stay tube.
According to further aspect of the present invention, it is provided that a kind of support bar for forming stay tube, described support bar is flat and the first side and the second side in the direction of the width includes the first joint portion and the second joint portion respectively.Described first joint portion includes: the first flange, upwardly extends from lower surface in the first side of described support bar；And first concave part, downwardly extend from the inner side of described first flange.Described second joint portion includes: the second flange, downwardly extends from upper surface in the second side of described support bar, and the shape of described second flange is configured to and the form fit of described first concave part；And second concave part, upwardly extending in the inner side of described second flange, the shape of described second concave part is configured to and the form fit of described first flange.The outer surface of at least one flange in described first flange and described second flange slopes inwardly to end from the base portion of at least one flange described on the thickness direction of described support bar.
In above-mentioned stay tube, the width of the porch of described first concave part is slightly less than the width of the end of described second flange, and the width of the porch of described second concave part is slightly less than the width of the end of described first flange.
In above-mentioned stay tube, the width of the porch of the first concave part is equal to or more than the width of the end of described second flange, and the width of the porch of described second concave part is equal to or more than the width of the end of described first flange.
In above-mentioned stay tube, the maximum gauge of the minimum thickness of the concave part of the first joint portion and the flange of the second joint portion and be substantially equal to the maximum gauge of support bar.
Embodiment according to a further aspect in the invention, it is provided that an a kind of stay tube for forming cable accessory, described stay tube includes: tapered portion, and the internal diameter of described tapered portion tapers on the length direction of described stay tube.Described stay tube is formed by the support bar coiling described in above-mentioned various embodiments, and the second joint portion or first joint portion of the first joint portion of described support bar or the second joint portion and adjacent supports bar are fixed to one another by the way of snapping.
Above-mentioned stay tube farther includes one or two straight sections, and described straight sections extends from least one end of described tapered portion.
The embodiment of the further aspect according to the present invention, it is provided that a kind of method for preparing above-mentioned stay tube, comprises the steps: to provide a winding cylinder, and the outer surface of wherein said winding cylinder is roughly the same with the inner surface of described stay tube；Thering is provided a compression cylinder, the shape of the outer surface of wherein said compression cylinder is substantially complementary with the shape of the outer surface of described winding cylinder；Rotate described winding cylinder, so that described support bar is wrapped in described winding cylinder towards the other end from the one end being wound around cylinder, make described compression cylinder near described winding cylinder simultaneously, so that the first joint portion of described support bar or the second joint portion to be pressed to the second joint portion or first joint portion of adjacent supports bar, described support bar is made to be fixed to one another by the way of snapping with adjacent supports bar；After winding terminates, take off, from being wound around cylinder, the support bar being fixed to one another.
Further, while compressing described support bar, use the edge thermal welding the most at least in part making adjacent supports bar of the mode of Hot-blast Heating, Ultrasonic Heating or LASER HEATING.
A stay tube of the tapered transitional with diameter change of the above-mentioned various embodiments according to the present invention and the forming method of a stay tube, a certain degree of deformation is there is in the flange portion allowing adjacent support bar in the position of joint portion, keep the strong bonded of described adjacent supports bar simultaneously, improve the support strength of a stay tube.Further, owing to by hot blast, ultrasonic or LASER HEATING makes adjacent support bar realize part thermal welding, support bar can be kept to be heated properly, thus improve the support strength of a stay tube further.
Understandable in order to make the purpose of the present invention, feature and advantage to become apparent from, the invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the spiral branches stay tube showing the exemplary embodiment according to the present invention；
Fig. 2 is to show the enlarged diagram that the adjacent supports bar of a stay tube shown in Fig. 1 is bonded to each other；
Fig. 3 is the schematic cross-section of a kind of embodiment showing support bar shown in Fig. 1；
Fig. 4 is the schematic cross-section of the another kind of embodiment showing support bar shown in Fig. 1；
Fig. 5 is the schematic cross-section of the another kind of embodiment showing support bar shown in Fig. 1；
Fig. 6 is the schematic diagram that the support bar shown in figure is bonded to each other；
Fig. 7 is the operation chart of a kind of embodiment showing the method making a stay tube；
Fig. 8 is to show to utilize the pipe that supports according to the present invention to form the schematic diagram of cable accessory；And
Fig. 9 is to show to utilize the operation chart supporting pipe formation cable accessory in prior art.
Detailed description of the invention
Although the present invention will be fully described with reference to the accompanying drawing containing presently preferred embodiments of the present invention, but it is described herein and should be appreciated that those of ordinary skill in the art can revise invention described herein before, obtain the technique effect of the present invention simultaneously.Thus, it should be understood that above description is one to disclose widely for those of ordinary skill in the art, and its content does not lies in and limits exemplary embodiment described in the invention.Reference identical in accompanying drawing represents identical ingredient.
Fig. 1 is the partial schematic sectional view of the stay tube showing the exemplary embodiment according to the present invention, and Fig. 2 is to show the enlarged diagram that the adjacent supports bar of a stay tube shown in Fig. 1 is bonded to each other；Fig. 3 is the schematic cross-section of a kind of embodiment showing support bar shown in Fig. 1.A stay tube 100 according to the present invention can be used for forming cable accessory, and this cable accessory is for being connected the high tension cable of carrying such as more than 10 kilovolts voltages with the high-voltage electrical equipment such as such as electromotor, motor, transformator, gas-insulated switch (GIS) by terminal fitting or being electrically connected by two high tension cables.
Seeing Fig. 1-3, the stay tube 100 being used for being formed cable accessory according to an embodiment of the present is made up of pancake support bar 10.Support bar 10 is typically made up of the polymer such as such as polypropylene, polyethylene, polrvinyl chloride (PVC), polyphenylene oxide (PPO).Propping up stay tube 100 to be formed by support bar 10 coiling, and include tapered portion 2, the internal diameter of described tapered portion 2 tapers on the length direction of a stay tube 100.
A kind of embodiment of the stay tube 100 according to the present invention, support bar 10 is the first side flat and in the width direction and the second side includes the first joint portion 4 and the second joint portion 5 mated with the first joint portion 4 respectively.More specifically, the first joint portion 4 includes: the first flange 41, upwardly extend from the lower surface of support bar 10 in first side (left side in Fig. 3) of support bar 10；And first concave part 42, downwardly extend from the inner side of the first flange 41.Second joint portion 5 includes: the second flange 51, downwardly extends from the upper surface of support bar 10 in second side (right side in Fig. 3) of support bar 10, and the shape of the second flange is configured to and the form fit of the first concave part 42；And second concave part 52, upwardly extending in the inner side of the second flange 51, the shape of the second concave part 52 is configured to and the form fit of the first flange 41.The outer surface of the flange of at least one in the first flange 41 and the second flange 51 slopes inwardly to end from the base portion of at least one flange described (first flange 41 and/or the second flange 52) on the thickness direction of support bar 10.So, when being wound around support bar 10 and forming stay tube 100, the first joint portion 4 of support bar 10 or the second joint portion 5 are fixed to one another by the way of snapping with the second joint portion 5 or first joint portion 4 of adjacent supports bar.
A stay tube 100 according to the present invention, as described in Figure 2, in the adjacent support bar 101 and 102 of a stay tube 100, if being referred to as the first joint portion with the joint portion of concave part opening upwards, it is referred to as the second joint portion with the concave part joint portion that Open Side Down, then the flange 41 of the first joint portion 4 is attached in the concave part 52 of the second joint portion 5 in the way of buckle combination, the flange 51 of the second joint portion 5 is attached in the concave part 42 of the first joint portion 4, so that support bar 101 and 102 adjacent in support bar 10 is rigidly secured together in the way of buckle combination simultaneously.Be appreciated that the minimum thickness H3 of the concave part 42 of the first joint portion 4 and the flange 51 of the second joint portion 5 maximum gauge H2's and be substantially equal to the maximum gauge H1 of support bar.As such, it is possible to make the thickness of adjacent supports bar junction identical with the thickness of support bar other parts.
A stay tube 100 according to the present invention farther includes one or two straight sections, and described straight sections extends from least one end of described tapered portion 2.In one embodiment, a stay tube 100 includes two straight sections, and said two straight sections each extends over from the two ends of tapered portion 2 and formed first straight sections 1 with larger interior diameter and second straight sections 3 with less internal diameter.In another kind of embodiment, a stay tube 100 can include a straight sections, and described straight sections extends from one end that the internal diameter of tapered portion 2 is bigger and formed the first straight sections 1.In a further embodiment, a stay tube 100 includes a straight sections, and described straight sections extends from one end that the internal diameter of tapered portion 2 is less and formed the second straight sections 3.In another kind of embodiment, the two ends of tapered portion 2 can also all be not connected to straight sections.
In the further embodiment of the support bar 10 of the present invention, as it is shown on figure 3, the outer surface of the second flange 51 slopes inwardly to end (free end) from the base portion of flange (part that i.e. flange is connected with support bar 10) on the thickness direction of support bar 10.It is to say, the normal of the upper and lower surface of the outer surface of the second flange 51 and support bar 10 has angle [alpha].Therefore, during when stay tube is from the first pipe portion 1 to transition part 2 transition or from transition part the 2 to the second pipe portion's 3 transition, two adjacent support bars the most inwardly and outwardly will produce a certain amount of bending in joint portion at stay tube, the deflection that the outer surface of the inclination of flange 51 will make flange 51 can produce certain angle in the concave part 42 of the first joint portion, first joint portion 4 and the second joint portion 5 will not be disengaged from due to bending, thus keep the strong bonded between the first joint portion 4 and the second joint portion 5.
Fig. 4 shows the another kind of embodiment of the support bar cross sectional shape of a stay tube.The outer surface of the second flange 51 slopes inwardly to end (free end) from the base portion of the second flange (part that the i.e. second flange is connected with support bar 10) on the thickness direction of support bar 10, i.e. the outer surface of flange 51 has angle [alpha] with the normal of the upper and lower surface of support bar 10；Simultaneously, the outer surface of the first flange 41 slopes inwardly to end (free end) from the base portion of the first flange (part that the i.e. first flange is connected with support bar 10) on the thickness direction of support bar 10, i.e. the outer surface of flange 41 has angle beta with the normal of the upper and lower surface of support bar 10.So, the first flange 41 of support bar and the outer surface of the second flange 51 all slope inwardly to end from the base portion of flange on the thickness direction of support bar 10.
In one embodiment, as it is shown on figure 3, on the width of support bar 10, the width W of the porch of the first concave part 4242The slightly less than width W of the end of the second flange 5151, the width W of the porch of the second concave part 5252The slightly less than width W of the end of the first flange 4141.It is to say, the cross section of the first concave part 42 and the second flange 51 has substantially complementary conical by its shape, the cross section of the second concave part 52 and the first flange 41 has substantially complementary conical by its shape.In such manner, it is possible to tively firm flange is maintained in corresponding concave part.When adjacent support bar is after snapping, between described first and second flanges, there is opposite effect power at support bar width, so that described support bar self-locking.
In a kind of alternate embodiment, as it is shown in figure 5, the width W of the porch of the first concave part 42 '42' equal to or more than the width W of end of the second flange 51 '51', the width W of the porch of the second concave part 52 '52' equal to or more than the width W of end of the first flange 41 '41’.So, as shown in Figure 6, in adjacent support bar 101 ' and 102 ', flange portion can be inserted more easily in corresponding groove.
Embodiment according to a further aspect of the invention, sees Fig. 7, it is provided that a kind of method of stay tube 100 preparing above-mentioned various embodiment, it is provided that a winding cylinder 80, and the outer surface being wherein wound around cylinder 80 is roughly the same with the inner surface of a stay tube 100；Thering is provided a compression cylinder 70, the shape of the outer surface wherein compressing cylinder 70 is substantially complementary with the shape of the outer surface being wound around cylinder 80；Rotate and be wound around cylinder 80, so that support bar 10 is wrapped in towards the other end winding cylinder 80 from the one end being wound around cylinder 80, make compression cylinder 70 near being wound around cylinder 80 simultaneously, so that the first joint portion 4 of support bar 10 or the second joint portion 5 to be pressed to the second joint portion 5 or the first joint portion 4 of adjacent supports bar, support bar is made to be fixed to one another by the way of snapping with adjacent supports bar；After winding terminates, take off, from being wound around cylinder, the support bar being fixed to one another, thus a stay tube 100 of the present invention formed.
In a kind of exemplary embodiment, as schemed to need to be formed stay tube 100 as shown in Figure 1, then it is wound around the second wound portion 83 that cylinder 80 includes that the first wound portion 81, diameter are less than the diameter of described first wound portion 81 and the winding transition part 72 of the taper between the first wound portion 81 and the second wound portion 83.Compress cylinder 70, second compressed part 73 bigger than the diameter of the first compressed part 71 including the first compressed part 71, diameter and the compression transition part 72 of the taper between the first compressed part 71 and the second compressed part 73, the shape compressing the outer surface of cylinder 70 and the shape complementarity of the outer surface being wound around cylinder 80, making when compressing cylinder 70 near winding cylinder 80, all outer surfaces of two cylinders can contact respectively.
It will be appreciated by those skilled in the art that, no matter use clockwise or use wrapped anti-clockwise support bar 10, for the first joint portion 4 and the second joint portion 5 being positioned on the same cross section of support bar 10, the joint portion (the such as first joint portion) that should make concave part (the such as first concave part 42) opening upwards is positioned at the downstream of winding direction, and concave part (the such as second concave part 52) another joint portion (the second joint portion) that Open Side Down is positioned at the upstream of winding direction, so when utilization compression cylinder 70 compresses and is wrapped in the support bar 10 being wound around on cylinder 80, two basic change portion can successfully realize be combineding with each other.
The method of preparation the stay tube according to the present invention, while compressing support bar 10, uses the edge thermal welding the most at least in part making adjacent supports bar of the mode of Hot-blast Heating, Ultrasonic Heating or LASER HEATING.After completing the winding of whole stay tube 100, welding, cooling, take off a stay tube 100 from being wound around pipe 80.Further, it is wound around cylinder and compression cylinder can be solid or hollow.
The stay tube of the internal diameter with change of the above-mentioned various embodiments according to the present invention and have the forming method of a stay tube of internal diameter of change, the edge of adjacent support bar interfixes with buckle combination；At least one flange due to support bar both sides has the surface of inclination, make on the metal circular tube with tapered transitional, be wound around support bar, to be formed, there is when propping up stay tube of tapered transitional, allowing adjacent support bar is to comply with the outer surface of the various outer diameter being wound around pipe and a certain degree of bending occurs in the position of joint portion, keep the strong bonded of described adjacent supports bar simultaneously, improve the support strength of a stay tube.Intensity for stay tube is improved, and props up stay tube also be able to meet the requirement supporting the telescopic sleeve pipe being made up of rubber even if need not the second straight.
Fig. 9 is to show to utilize the pipe that supports according to the present invention to form the operation chart of cable accessory.When connecting two cable (not shown) at the scene, the elastic shrinkable sleeves 20 being made up of silicone rubber is carried out predilation, in the shrinkable sleeves 20 of expansion, it is expanded to the present invention props up on stay tube 100 so that the internal diameter of shrinkable sleeves 20 is identical with the external diameter of a stay tube；Cable one end is inserted in described cable accessory; afterwards; cable conductor is electrically connected; afterwards; an exposed end 6 of a stay tube 100 is pulled to be removed from shrinkable sleeves 20 by a stay tube 100; make telescopic sleeve pipe 20 utilize the elasticity of self to automatically reset, thus the joint sealing of cable is protected in telescopic sleeve pipe 20.In one embodiment, the external diameter in the first pipe portion 1 of a stay tube 100 is of about 70 millimeters, and 3 external diameters in the second pipe portion 2 are about 50 millimeters, and the thickness of shrinkable sleeves 20 is 12 millimeters.
It will be appreciated by those skilled in the art that, embodiment described above is all exemplary, and those skilled in the art can make improvements, independent assortment can be carried out in the case of the conflict in terms of not recurring structure or principle of the structure described in various embodiments, thus on the basis of the technical problem solving the present invention, it is achieved more kinds of support bars, a stay tube and the method forming a stay tube.
After describing presently preferred embodiments of the present invention in detail; those of ordinary skill in the art can be apparent from; various change and change can be carried out at the protection domain without departing from appended claims under spirit, and the present invention is also not only restricted to the embodiment of examples cited embodiment in description.
Claims (8)
1. the support bar (10) for formation stay tube (100), described
Stay (10) is flat and the first side and the second side in the direction of the width is wrapped respectively
Include the first joint portion (4) and the second joint portion (5),
Described first joint portion includes:
First flange (41), in the first side of described support bar from lower surface upwards
Extend；And
First concave part (42), downwardly extends from the inner side of described first flange,
Described second joint portion includes:
Second flange (51), downward from upper surface in the second side of described support bar
Extending, the shape of described second flange is configured to and the shape of described first concave part
Coupling；And
Second concave part (52), upwardly extends in the inner side of described second flange,
The shape of described second concave part is configured to and the form fit of described first flange,
It is characterized in that, at least one in described first flange and described second flange
At least one is convex from described on the thickness direction of described support bar for the outer surface of flange
The base portion of edge slopes inwardly to end.
2. support bar as claimed in claim 1, it is characterised in that described first recessed
The width of the porch in groove portion is slightly less than the width of the end of described second flange,
The width of the porch of described second concave part is slightly less than the end of described first flange
The width at place.
3. support bar as claimed in claim 1, it is characterised in that the first concave part
The width of porch equal to or more than the width of end of described second flange, institute
The width of the porch stating the second concave part equals to or more than the end of described first flange
The width at place.
4. the support bar as described in any one in claim 1-3, it is characterised in that
The minimum thickness of the concave part of the first joint portion and the maximum thickness of the flange of the second joint portion
Degree and be substantially equal to the maximum gauge of support bar.
5. the stay tube (100) being used for forming cable accessory, described stay tube
Including: tapered portion (2), the internal diameter of described tapered portion is in the length side of described stay tube
Upwards taper into,
It is characterized in that, described stay tube is by described in any one in claim 1-4
Support bar (10) coiling forms, and first joint portion (4) of described support bar or
Two joint portions (5) lead to the second joint portion (5) or the first joint portion (4) of adjacent supports bar
The mode crossing snapping is fixed to one another.
6. as claimed in claim 5 stay tube, it is characterised in that farther include
One or two straight sections, described straight sections is prolonged from least one end of described tapered portion
Stretch.
7. for preparation according to the method propping up stay tube described in claim 5 or 6,
Comprise the steps:
One winding cylinder (80), the outer surface of wherein said winding cylinder and institute are provided
The inner surface stating a stay tube is roughly the same；
One compression cylinder (70), the shape of the outer surface of wherein said compression cylinder are provided
Shape is substantially complementary with the shape of the outer surface of described winding cylinder；
Rotate described winding cylinder, with by described support bar from be wound around cylinder one end court
It is wrapped on described winding cylinder to the other end, makes described compression cylinder near institute simultaneously
State winding cylinder, with by first joint portion (4) of described support bar or the second joint portion (5)
It is pressed to the second joint portion (5) or the first joint portion (4) of adjacent supports bar, makes described
Stay is fixed to one another by the way of snapping with adjacent supports bar；After winding terminates,
The support bar being fixed to one another is taken off from being wound around cylinder.
8. preparation stay tube method as claimed in claim 7, wherein, is compressing institute
While stating support bar, use Hot-blast Heating, Ultrasonic Heating or the side of LASER HEATING
The edge thermal welding the most at least in part making adjacent supports bar of formula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210223350.5A CN103515916B (en) | 2012-06-28 | 2012-06-28 | Support bar, a stay tube and the method for preparation stay tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210223350.5A CN103515916B (en) | 2012-06-28 | 2012-06-28 | Support bar, a stay tube and the method for preparation stay tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103515916A CN103515916A (en) | 2014-01-15 |
| CN103515916B true CN103515916B (en) | 2016-12-21 |
Family
ID=49898198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210223350.5A Active CN103515916B (en) | 2012-06-28 | 2012-06-28 | Support bar, a stay tube and the method for preparation stay tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103515916B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848992B (en) * | 2017-04-17 | 2018-06-15 | 苏州鼎鑫冷热缩材料有限公司 | A kind of silicon rubber cold shrinking power cable adjunct |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1237023A (en) * | 1998-05-08 | 1999-12-01 | 古河电气工业株式会社 | Method of mouting elastomer tubular body |
| EP1444762A1 (en) * | 2001-11-15 | 2004-08-11 | Tyco Electronics UK Limited | Electrical stress control article |
| CN201422001Y (en) * | 2008-12-07 | 2010-03-10 | 柯大桥 | Cold-shrinkable cable accessory supporting tube |
| CN101673924A (en) * | 2008-09-10 | 2010-03-17 | 株式会社维世佳 | An expansion remain component formed by a heart rope and a normal temperature contractile tube unit using the expansion remain component |
| CN201656350U (en) * | 2010-02-08 | 2010-11-24 | 上海市电力公司 | Supporting tube for mounting cable accessory |
| CN202749790U (en) * | 2012-06-28 | 2013-02-20 | 泰科电子(上海)有限公司 | Support bar and support tube |
-
2012
- 2012-06-28 CN CN201210223350.5A patent/CN103515916B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1237023A (en) * | 1998-05-08 | 1999-12-01 | 古河电气工业株式会社 | Method of mouting elastomer tubular body |
| EP1444762A1 (en) * | 2001-11-15 | 2004-08-11 | Tyco Electronics UK Limited | Electrical stress control article |
| CN101673924A (en) * | 2008-09-10 | 2010-03-17 | 株式会社维世佳 | An expansion remain component formed by a heart rope and a normal temperature contractile tube unit using the expansion remain component |
| CN201422001Y (en) * | 2008-12-07 | 2010-03-10 | 柯大桥 | Cold-shrinkable cable accessory supporting tube |
| CN201656350U (en) * | 2010-02-08 | 2010-11-24 | 上海市电力公司 | Supporting tube for mounting cable accessory |
| CN202749790U (en) * | 2012-06-28 | 2013-02-20 | 泰科电子(上海)有限公司 | Support bar and support tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103515916A (en) | 2014-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106463846B (en) | Crimping and welding connection structure | |
| KR101128106B1 (en) | A Conductor Sleeve for Connecting Power Cables Having Different Conductors, A Conductor Sleeve for Connecting Aluminum Conductor Power Cable, A Method of Manufacturing the Same, and A Joint Box Having the Same | |
| CN202749790U (en) | Support bar and support tube | |
| CN105190785A (en) | Soldered connector and cable interconnection method and apparatus | |
| JP2006286385A (en) | Crimped connection structure of terminal fitting and stranded wire | |
| CN101288213A (en) | Elbow connection for multiple-wire electric cable | |
| US10944227B2 (en) | Method of forming an electrical connector | |
| US7744977B2 (en) | Support coil comprising a mechanical locking means and method for the production thereof | |
| CN104508916A (en) | Hf coaxial cable with an angular plug connection, and a method for producing same | |
| CN103515916B (en) | Support bar, a stay tube and the method for preparation stay tube | |
| CN106299751B (en) | Attachment device for insulating tube type busbar end | |
| CN103283101A (en) | Jointing assembly for electrical cables | |
| CN206041421U (en) | Insulation tubular busbar end connecting device based on a mouthful elastic force rises | |
| CN209592946U (en) | Transition joint | |
| CN207490123U (en) | It is a kind of to strengthen insulation welding structure | |
| KR102513547B1 (en) | Coil end connecting structure | |
| KR100977405B1 (en) | 3 Phase Superconducting Cable jointing apparatus | |
| CN213056956U (en) | Double-layer heat-shrinkable tube for automobile wire harness connector | |
| CN205565014U (en) | Carbon fiber heating wire cable and high temperature electric wire connector | |
| CN106356772A (en) | Cable traction head and cable structure with same | |
| KR101130677B1 (en) | Carrier pipe for silicon unit and silicon unit installed carrier pipe inside | |
| US9590410B2 (en) | Screen connectors for electrical cables and jointing assemblies comprising the screen connector | |
| KR100713213B1 (en) | A connecting tube for cable | |
| CN204905466U (en) | Quick automatic coupler electric power fitting of overhead insulated cable | |
| CN110140259A (en) | Route and method for manufacturing route |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |