CN215817480U - Thermal shrinkage type intermediate joint - Google Patents
Thermal shrinkage type intermediate joint Download PDFInfo
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- CN215817480U CN215817480U CN202122005964.3U CN202122005964U CN215817480U CN 215817480 U CN215817480 U CN 215817480U CN 202122005964 U CN202122005964 U CN 202122005964U CN 215817480 U CN215817480 U CN 215817480U
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Abstract
The utility model provides a thermal shrinkage type intermediate joint, which relates to the technical field of cables and comprises an outer protecting pipe, a thermal shrinkage pipe sleeved outside the outer protecting pipe, and a core wire penetrating through the inner part of the outer protecting pipe, wherein the thermal shrinkage pipe is sequentially provided with an inner protecting layer, a composite insulating pipe and a connecting pipe from the core wire to the core wire, the surface of one end, positioned outside the core wire and on the outer protecting pipe, is sleeved with a rigid armor, and the connecting pipe is arranged on the surface of one end of the thermal shrinkage pipe; the outside cover of pyrocondensation pipe is equipped with the setting element, and the setting element is located two arc half pipes in the pyrocondensation pipe outside and is used for fixed two fixed mounting of arc half pipe tip including the cover, and the setting element is used for carrying out the centre gripping location to the pyrocondensation pipe on outer pillar. Two arc half pipes carry out the centre gripping location to the one end of pyrocondensation pipe, and the rethread mounting is fixed two arc half pipes, and convenient follow-up electric energy heating rifle carries out pyrocondensation operation to the pyrocondensation pipe, has guaranteed the mounted position of pyrocondensation pipe, has further improved intermediate head's result of use.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a heat-shrinkable intermediate joint.
Background
A cable is generally a rope-like cable made up of several twisted conductors, each conductor being insulated from the other and often twisted around a center, and covered with a highly insulating covering, and characterized by an inner current-carrying and an outer insulation.
The prior art of the intermediate joint of the thermal shrinkage cable has the following problems: at present, in the process of thermal shrinkage connection of the cable intermediate joint, a thermal shrinkage pipe of the cable intermediate joint is sleeved on an outer protection pipe and is not provided with a corresponding positioning device, so that the thermal shrinkage operation of the thermal shrinkage pipe by a follow-up electric energy heating gun is inconvenient, the using effect of the intermediate joint cannot be further ensured, and the improvement is needed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a heat-shrinkable intermediate joint.
The utility model solves the technical problems through the following technical means:
a heat-shrinkable intermediate joint comprises an outer protecting pipe, a heat-shrinkable pipe sleeved outside the outer protecting pipe and a core wire penetrating through the outer protecting pipe, wherein an inner protective layer, a composite insulating pipe and a connecting pipe are sequentially arranged from the heat-shrinkable pipe to the core wire; the outside cover of pyrocondensation pipe is equipped with the setting element, the setting element is located two arc half pipes in the pyrocondensation pipe outside and is used for the fixed mounting of two arc half pipe tip including the cover, the setting element is used for carrying out the centre gripping location to the pyrocondensation pipe on outer pillar.
Furthermore, the positioning piece also comprises elastic pieces which are oppositely arranged on the inner side surfaces of the two arc-shaped half pipes, and the elastic pieces are used for buffering the extrusion force of the arc-shaped half pipes on the heat shrinkable pipe; one side surface of elastic component is provided with the connecting block, and the connecting block is located two between the half tub of tip of arc.
Furthermore, the side view shape of the elastic part is arc-shaped, and the surface of one side of the elastic part, which is close to the heat shrink tube, is provided with anti-skid grains.
Further, the mounting is first fixed subassembly, first fixed subassembly set up in two the fixed plate of arc half pipe tip one side, the fixed plate is close to two a side surface equidistance of arc half pipe tip is provided with the fixed block, two the fixed slot with fixed block looks adaptation is all seted up with a side surface of connecting block to the tip surface of arc half pipe.
Furthermore, a handle groove is formed in the surface of the fixing plate, and anti-skid grains are arranged inside the handle groove.
Further, the mounting is the fixed subassembly of second, the fixed subassembly of second is including wearing to locate two the inside bolt of arc half pipe, connecting block, two the inside installation through-hole with bolt looks adaptation that all sets up of arc half pipe, connecting block.
The utility model has the beneficial effects that:
through setting up two arc half pipes in the outside of pyrocondensation pipe, two arc half pipes carry out the centre gripping location to the one end of pyrocondensation pipe, and the rethread mounting is fixed two arc half pipes, and convenient follow-up electric energy heating rifle carries out the pyrocondensation operation to the pyrocondensation pipe, has guaranteed the mounted position of pyrocondensation pipe, has further improved intermediate head's result of use.
Drawings
FIG. 1 is an internal schematic view of a heat shrinkable intermediate joint according to the present invention;
fig. 2 is a cross-sectional view of a positioning member and a first fixing member according to embodiment 1 of the present invention;
fig. 3 is a cross-sectional view illustrating a connection between a positioning member and a second fixing member in embodiment 2 of the present invention.
In the figure: 1. an outer protecting pipe; 2. heat shrink tubing; 3. steel armour; 4. an inner protective layer; 5. compounding an insulating tube; 6. a core wire; 7. a connecting pipe; 8. a positioning member; 801. an arc-shaped half pipe; 802. an elastic member; 9. a fixing member; 10. a first fixed component; 101. a fixing plate; 102. a fixed block; 103. fixing grooves; 11. a second fixed component; 111. a bolt; 112. and installing the through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Example 1
As shown in fig. 1, a heat-shrinkable intermediate joint of this embodiment includes an outer protection tube 1, a heat-shrinkable tube 2 sleeved outside the outer protection tube 1, and a core wire 6 penetrating inside the outer protection tube 1, where the heat-shrinkable tube 2 to the core wire 6 are sequentially provided with an inner protection layer 4, a composite insulation tube 5, and a connection tube 7, the outer side of the core wire 6 and the surface of one end of the outer protection tube 1 are provided with a rigid armor 3, and the connection tube 7 is disposed on the surface of one end of the heat-shrinkable tube 2; the outer side of the heat shrinkable tube 2 is sleeved with a positioning piece 8, the positioning piece 8 comprises two arc-shaped half tubes 801 sleeved on the outer side of the heat shrinkable tube 2 and a fixing piece 9 for fixing the end parts of the two arc-shaped half tubes 801, and the positioning piece 8 is used for clamping and positioning the heat shrinkable tube 2 on the outer protection tube 1;
firstly, the outer protecting pipe 1, the inner protecting layer 4 and the steel armor 3 are subjected to broken wire expanding operation, after expanding is finished, a conductor at the end part of a core wire 6 is connected through a connecting pipe 7, after connection, a semi-conductive tape layer is wound on the annular outer surface of the conductor, after winding, the semi-conductive tape layer and the intersection of the semi-conductive tape layer and an insulating layer of the core wire 6 are subjected to insulating winding through a self-adhesive insulating tape layer, after winding is finished, silicone grease liquid is uniformly coated, a composite insulating pipe 5 is sleeved on the outer side of the core wire 6 to cover and sleeve a middle joint, a heat shrinkable pipe 2 is sleeved on the outer side of the outer protecting pipe 1, one end of the heat shrinkable pipe 2 is clamped and positioned through two arc half pipes 801, then the two arc half pipes 801 are fixed through a fixing piece 9, the subsequent electric heating gun is convenient to carry out heat shrinkage operation on the heat shrinkable pipe 2, and the installation position of the heat shrinkable pipe 2 is ensured, the use effect of the intermediate joint is further improved.
As shown in fig. 2, the positioning member 8 further includes an elastic member 802 disposed opposite to the inner side surfaces of the two arc-shaped half pipes 801, wherein the elastic member 802 is used for buffering the extrusion force of the arc-shaped half pipes 801 on the heat shrinkable pipe 2; a connecting block is arranged on the surface of one side of the elastic piece 802 and is positioned between the end parts of the two arc-shaped half pipes 801;
through the elastic part 802 arranged on the inner side of the two arc-shaped half pipes 801, the extrusion force of the arc-shaped half pipes 801 to the heat shrinkable pipe 2 can be buffered, and meanwhile, certain buffering protection is also realized on the outer protection pipe 1.
As shown in fig. 2, the side view of the elastic member 802 is arc-shaped, and the surface of one side of the elastic member 802 close to the heat shrinkable tube 2 is provided with anti-slip lines;
during the use, look sideways at the shape through setting up elastic component 802 and be the arc, make things convenient for and the surperficial laminating mutually of pyrocondensation pipe 2, further guarantee elastic component 802's result of use. The elastic member 802 may be a foam pad, a rubber pad, or the like;
as shown in fig. 2, the fixing member 9 is a first fixing assembly 10, the first fixing assembly 10 is disposed on a fixing plate 101 at one side of the end portions of the two arc-shaped half pipes 801, fixing blocks 102 are disposed on the surface of one side of the fixing plate 101 close to the end portions of the two arc-shaped half pipes 801 at equal intervals, and fixing grooves 103 matched with the fixing blocks 102 are disposed on the surface of the end portions of the two arc-shaped half pipes 801 and one side surface of the connecting block;
when the fixing device is used, when the two arc-shaped half pipes 801 and the connecting block need to be fixed, the fixing blocks 102 arranged on the fixing plates 101 are clamped into the fixing grooves 103, and therefore the two arc-shaped half pipes 801 and the connecting block are fixed.
As shown in fig. 1, a handle groove is formed on the surface of the fixing plate 101, and anti-slip threads are arranged inside the handle groove;
through set up the handle groove in the surface of fixed plate 101, it is more convenient when dismantling two arc half pipes 801 to be convenient.
Example 2
The embodiment adopts the same technical scheme as the embodiment 1, and the differences are as follows:
as shown in fig. 3, the fixing member 9 is a second fixing assembly 11, the second fixing assembly 11 includes a bolt 111 penetrating through the two arc-shaped half pipes 801 and the inside of the connecting block, and the two arc-shaped half pipes 801 and the inside of the connecting block are both provided with an installation through hole 112 adapted to the bolt 111;
by using the bolt 111 and the mounting through hole 112 to cooperate, the distance between the two arc-shaped half pipes 801 can be conveniently adjusted, so that the heat shrinkable pipes 2 with different specifications can be positioned.
The working principle of the heat-shrinkable intermediate joint is as follows:
firstly, the outer protecting pipe 1, the inner protecting layer 4 and the steel armor 3 are subjected to broken wire expanding operation, after expanding is finished, a conductor at the end part of a core wire 6 is connected through a connecting pipe 7, after connection, a semi-conductive tape layer is wound on the annular outer surface of the conductor, after winding, the semi-conductive tape layer and the intersection of the semi-conductive tape layer and an insulating layer of the core wire 6 are subjected to insulating winding through a self-adhesive insulating tape layer, after winding is finished, silicone grease liquid is uniformly coated, a composite insulating pipe 5 is sleeved on the outer side of the core wire 6 to cover and sleeve a middle joint, a heat shrinkable pipe 2 is sleeved on the outer side of the outer protecting pipe 1, one end of the heat shrinkable pipe 2 is clamped and positioned through two arc half pipes 801, then the two arc half pipes 801 are fixed through a fixing piece 9, the subsequent electric heating gun is convenient to carry out heat shrinkage operation on the heat shrinkable pipe 2, and the installation position of the heat shrinkable pipe 2 is ensured, the use effect of the intermediate joint is further improved. The type of the heat-shrinkable intermediate joint is 1 kv-JSY-1/2.0.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A heat-shrinkable intermediate joint comprises an outer protecting pipe (1), a heat-shrinkable pipe (2) sleeved outside the outer protecting pipe (1) and a core wire (6) penetrating through the outer protecting pipe (1), wherein an inner protective layer (4), a composite insulating pipe (5) and a connecting pipe (7) are sequentially arranged from the heat-shrinkable pipe (2) to the core wire (6), a rigid armor (3) is arranged on the outer side of the core wire (6) and on the surface of one end of the outer protecting pipe (1), and the connecting pipe (7) is arranged on the surface of one end of the heat-shrinkable pipe (2); the heat shrinkable tube fixing device is characterized in that a positioning piece (8) is sleeved on the outer side of the heat shrinkable tube (2), the positioning piece (8) comprises two arc-shaped half tubes (801) sleeved on the outer side of the heat shrinkable tube (2) and a fixing piece (9) used for fixing the end parts of the two arc-shaped half tubes (801), and the positioning piece (8) is used for clamping and positioning the heat shrinkable tube (2) on the outer protection tube (1).
2. A heat shrinkable intermediate joint according to claim 1, wherein said positioning member (8) further comprises an elastic member (802) oppositely disposed on the inner side surfaces of said two arc-shaped half pipes (801), said elastic member (802) is used for buffering the pressing force of the arc-shaped half pipes (801) against the heat shrinkable pipe (2); one side surface of elastic component (802) is provided with the connecting block, and the connecting block is located two arc half pipe (801) tip.
3. A heat shrinkable intermediate joint according to claim 2, wherein said elastic member (802) has an arc shape in side view, and a side surface of the elastic member (802) near the heat shrinkable tube (2) is provided with an anti-slip pattern.
4. A heat-shrinkable intermediate joint according to claim 1, wherein the fixing member (9) is a first fixing member (10), the first fixing member (10) is disposed on the fixing plate (101) at one side of the ends of the two arc-shaped half pipes (801), the fixing plate (101) is disposed with the fixing blocks (102) at an equal distance on the surface of one side close to the ends of the two arc-shaped half pipes (801), and the fixing grooves (103) matched with the fixing blocks (102) are disposed on the surface of one side of the connecting block and the surface of the end of the two arc-shaped half pipes (801).
5. A heat-shrinkable intermediate joint according to claim 4, wherein the surface of the fixing plate (101) is provided with a grip groove, and the inside of the grip groove is provided with an anti-slip pattern.
6. The heat-shrinkable intermediate joint according to claim 1, wherein the fixing member (9) is a second fixing member (11), the second fixing member (11) comprises bolts (111) penetrating through the two arc-shaped half pipes (801) and the inside of the connecting block, and the two arc-shaped half pipes (801) and the inside of the connecting block are both provided with mounting through holes (112) adapted to the bolts (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122005964.3U CN215817480U (en) | 2021-08-23 | 2021-08-23 | Thermal shrinkage type intermediate joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122005964.3U CN215817480U (en) | 2021-08-23 | 2021-08-23 | Thermal shrinkage type intermediate joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215817480U true CN215817480U (en) | 2022-02-11 |
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ID=80150842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122005964.3U Active CN215817480U (en) | 2021-08-23 | 2021-08-23 | Thermal shrinkage type intermediate joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215817480U (en) |
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2021
- 2021-08-23 CN CN202122005964.3U patent/CN215817480U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 308, Weiqi Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province 325604 (inside Yueqing Kaiduo Electric Co., Ltd.) Patentee after: Nanpeng Electric Group Co.,Ltd. Address before: 325600 No. 308, weishiqi Road, Yueqing Economic Development Zone, Wenzhou, Zhejiang Patentee before: Zhejiang NANPENG Electric Co.,Ltd. |