CN113937681A - Cable branching fixing device - Google Patents
Cable branching fixing device Download PDFInfo
- Publication number
- CN113937681A CN113937681A CN202111268286.8A CN202111268286A CN113937681A CN 113937681 A CN113937681 A CN 113937681A CN 202111268286 A CN202111268286 A CN 202111268286A CN 113937681 A CN113937681 A CN 113937681A
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- China
- Prior art keywords
- cable
- fixing device
- furcation
- connecting rod
- fastening
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- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000009471 action Effects 0.000 claims abstract description 3
- 230000000670 limiting effect Effects 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to the technical field of electric power equipment, in particular to a cable bifurcation fixing device. A cable furcation securing apparatus, comprising: a fastening mechanism having a through cavity allowing the cable to pass through and be fixed; separating mechanism, through the connecting rod with fastening device swing joint, separating mechanism include with the bearing structure that the sinle silk quantity of cable equals, under the exogenic action, separating mechanism orientation the fastening device moves to make the overlap joint be in on the bearing structure the sinle silk of cable moves to the direction of keeping away from each other. The invention provides a cable bifurcation fixing device which can simply and effectively perform bifurcation fixing on a cable and can protect a wire core.
Description
Technical Field
The invention relates to the technical field of electric power equipment, in particular to a cable bifurcation fixing device.
Background
A three-core power cable is a rope-like cable formed by twisting three wires, each twisted around a center, with a highly insulating covering the entire outside. In the process of mounting the middle connector in progress, the three-core cable needs to be branched and fixed so as to facilitate the installation of accessories. The installation process of common three-core prefabricated joint is simpler, receives the influence of every looks cable interval less, and during the three-core welded joint of middling pressure was wrapped the package technology process, the strip that the distance between the cable was too close can influence every looks joint is wrapped the package operation, and the quality of product is directly influenced to the quality of package technology.
Wedges for branching three-core cables are available on the market, and three cores are branched manually and are plugged into the wedges to be separated. However, manual operation is laborious, the branching effect of the cable with the larger cross section is not obvious, and the wedge block is easy to slip off and cause failure in the construction process due to the lack of external force for fixation after being plugged in. Meanwhile, the manufacture of the three-core cable joint requires the use of an electric tool to perform the procedures of cutting, grinding and the like on each phase of cable independently, and the small space between the three-phase cables may cause damage to the other two-phase cables during the operation of one phase.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the wedge block is easy to slip from the middle of the wire core when the cable is forked, the branching efficiency is influenced, and the wire core is separately inconvenient to operate in the prior art, so that the cable branching fixing device which is simple and effective to perform branching fixing on the cable and can protect the wire core is provided.
In order to solve the above technical problem, the present invention provides a cable branch fixing device, including:
a fastening mechanism having a through cavity allowing the cable to pass through and be fixed;
separating mechanism, through the connecting rod with fastening device swing joint, separating mechanism include with the bearing structure that the sinle silk quantity of cable equals, under the exogenic action, separating mechanism orientation the fastening device moves to make the overlap joint be in on the bearing structure the sinle silk of cable moves to the direction of keeping away from each other.
Optionally, the number of the connecting rods is equal to that of the supporting structures, and the connecting rods are arranged between two adjacent supporting structures to form a limiting space which is surrounded by the supporting structures and the fastening mechanism and allows the wire core of the cable to extend out.
Optionally, the separating mechanism further comprises a base, the connecting rod is arranged on the base, and the supporting structure is a roller rotatably connected with the base.
Optionally, the roller has an inner concave cambered surface which is attached to a wire core of the cable.
Optionally, a buckle is arranged on the roller, and the buckle and the inner concave cambered surface form an accommodating space of a wire core of the cable.
Optionally, a second through hole is formed in the separating mechanism, and the connecting rod penetrates into the second through hole and is connected with the fastening mechanism.
Optionally, the connecting rod penetrates out of the second through hole and is locked by a nut.
Optionally, the fastening mechanism includes an inner sleeve and an outer sleeve that are sleeved with each other, and an outer surface of the inner sleeve and an inner surface of the outer sleeve are tapered with a tight fit.
Optionally, the inner sleeve and the outer sleeve each comprise two portions that are snap-fit connected, and the two portions of the outer sleeve are connected by a fastener.
Optionally, the number of connecting rods and support structure is three.
The technical scheme of the invention has the following advantages:
1. the invention provides a cable bifurcation fixing device, which comprises a fastening mechanism and a separating mechanism, wherein the fastening mechanism is provided with a through cavity allowing a cable to penetrate through and be fixed so as to prevent the cable from slipping when the cable is bifurcated, and the separating mechanism is movably connected with the fastening mechanism through a connecting rod; meanwhile, the separating mechanism is connected with the fastening mechanism through the connecting rod, so that separation cannot occur in the branching process, and branching efficiency is guaranteed.
2. According to the cable bifurcation fixing device provided by the invention, the number of the connecting rods is equal to that of the supporting structures, and the connecting rods are arranged between two adjacent supporting structures to form a limiting space which is surrounded by the supporting structures and the fastening mechanism and allows the wire cores of the cable to extend out, so that the limiting of the wire cores of the cable is realized, and the wire cores are further prevented from being wound in the bifurcation process.
3. According to the cable bifurcation fixing device provided by the invention, the supporting structure is the roller, the roller is provided with the concave cambered surface which is attached to the wire core of the cable, so that the roller is in rolling friction with the roller when the cable is bifurcated, the surface of the wire core of the cable cannot be damaged, and the concave cambered surface is designed to further fix the bifurcated cable.
4. According to the cable bifurcation fixing device provided by the invention, the roller is provided with the buckle, and the buckle and the concave cambered surface form the accommodating space of the cable core of the cable, so that the cable core is fixed, and the accident that the cable core falls off in the cable bifurcation process is prevented.
5. According to the cable bifurcation fixing device provided by the invention, the outer surface of the inner sleeve and the inner surface of the outer sleeve are in the shape of the cone in tight fit, so that the axial tension of the fastening mechanism is converted into radial pressure in the cable bifurcation process, and the holding force on the cable is increased.
6. According to the cable bifurcation fixing device provided by the invention, the inner sleeve and the outer sleeve both comprise two parts which are buckled and connected, so that the cable is convenient to install and operate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of a cable furcation securing apparatus of the present invention;
FIG. 2 is a schematic structural view of a cable furcation fixing apparatus according to the present invention in a use state;
description of reference numerals:
1-a support structure; 2-a base; 3-a wire core; 4-a limiting space; 5-inner sleeve;
6-through cavity; 7-coating; 8-a connecting rod; 9-a cable; 10-a first via;
11-a mounting portion; 12-annular flanging; 13-a second via; 14-a leg; 15-lightening holes;
16-a mounting seat; 17-third via.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
An embodiment of the cable branch fixing device shown in fig. 2, which is used for branching a three-core power cable, includes a fastening mechanism, a separation mechanism, and a connecting rod 8 for connecting the fastening mechanism and the separation mechanism.
The fastening mechanism comprises an inner sleeve 5 and an outer sleeve 7 which are sleeved with each other, a through cavity 6 allowing the cable 9 to penetrate through is formed in the center of the inner sleeve 5, the inner diameter of the through cavity 6 is slightly larger than the outer diameter of the cable 9, and the inner sleeve is specifically a nylon bushing; the outer sleeve 7 is a hoop with a flange, and the outer surface of the inner sleeve 5 and the inner surface of the outer sleeve 7 are in a conical shape in tight fit. The inner sleeve 5 and the outer sleeve 7 comprise two parts, namely two semicircles, which are buckled and connected, and the two parts of the outer sleeve 7 are connected through a fastener. Specifically, the connection of two semicircles of overcoat 7 is equipped with along the installation department 11 that extends of radial direction, is equipped with a plurality of first through-holes 10 on the installation department 11, and the bolt passes through two first through-holes 10 of relative setting and passes through nut locking behind the bolt to fasten two semicircles. Meanwhile, an annular folded edge 12 is formed at one end of the outer sleeve 7 along the circumferential direction, a plurality of second through holes 13 are formed in the annular folded edge 12, and the number of the second through holes 13 is larger than that of the connecting rods 8, so that the angle adjustment is facilitated.
The separating mechanism comprises a base 2 and a supporting structure 1 arranged on the base 2. The center of the base 2 is provided with a lightening hole 15, three support legs 14 are circumferentially arranged, and the support legs 14 are provided with third through holes 17. And a mounting seat 16 is arranged between two adjacent support legs 14, the mounting seat 16 is fixed with the base 2 through screws or welding, the mounting seat 16 is U-shaped, and two support arms are provided with rotating shafts which are used as rollers of the support structure 1 and are rotatably connected with the mounting seat 16 through the rotating shafts.
For guaranteeing sinle silk 3 can not break away from the gyro wheel at the branching in-process, the global of gyro wheel be equipped with the indent cambered surface that cable 9's sinle silk 3 laminating set up, the mid portion diameter of gyro wheel is less than both ends diameter promptly to spacing sinle silk 3 relatively steadily in this indent cambered surface. Furthermore, the roller is provided with a buckle, the buckle is arranged opposite to the mounting seat 16 and is also U-shaped, and the buckle and the inner concave cambered surface form an accommodating space of the wire core 3 of the cable 9.
The quantity of connecting rod 8 with bearing structure 1's quantity equals, and is three equally, and connecting rod 8 is the threaded rod, and one end is worn to establish and is fixed in the third through-hole 17 of base 2, and the other end runs through the second through-hole 13 of overcoat 7 and locks through the nut. Therefore, the adjacent two connecting rods 8, the corresponding supporting structure 1 and the corresponding fastening mechanism enclose a limiting space 4 allowing the wire core 3 of the cable 9 to extend out, and further limiting effect on the wire core 3 is achieved.
When the device is used, the two parts of inner sleeves 5 are fixed on the surface of the outer sheath of the three-core cable 9 which is not forked, then the two parts of outer sleeves 7 are sleeved on the outer surface of the inner sleeves 5, and then the two parts of outer sleeves 7 are locked by the bolts and the nuts, in the locking process, the nuts provide axial force for the outer sleeves 7 to enable the outer sleeves 7 and the inner sleeves 5 to generate relative displacement, the inner surface of the outer sleeves 7 and the outer surface of the inner sleeves 5 are in conical fit, partial axial force is decomposed into radial force of the inner sleeves 5 to the cable by the conical structure, the cable 9 is fastened, and meanwhile, the phenomenon that the inner sleeves 5 and the outer sleeves 7 slide relatively to cause disengagement is avoided. Preliminary artifical branching is carried out three-core cable 9 in advance, places three sinle silk 3 respectively in the accommodation space that indent cambered surface and buckle formed of three gyro wheel. Penetrate three connecting rod 8 from base 2's third through-hole 17 and wear out from the second through-hole 13 of overcoat 7, lock with the nut, at the in-process of locking, connecting rod 8 drives base 2 and removes towards the direction that is close to overcoat 7 and endotheca 5, provides axial tension for separating mechanism promptly for base 2 constantly exerts the extrusion force to the juncture of three sinle silks 3, thereby has realized the branching of three-core cable.
Alternatively, the circumferential surface of the roller may be a circular arc surface.
As an alternative embodiment, the fastening mechanism may also be a cylinder adapted to the inner diameter of the cable.
As an alternative embodiment, the separating means may also be a polygon with an equal number of wire cores, the ends of the wire cores directly overlapping the corresponding edges of the polygon.
As an alternative embodiment, the number of connecting rods may be one or more.
As an alternative embodiment, the device can also be used for separating more than three wire cores, and the number of the connecting rods and the supporting structures is equal to that of the wire cores.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A cable furcation securing apparatus, comprising:
a fastening mechanism having a through cavity (6) for allowing the cable (9) to pass through and be fixed;
separating mechanism, through connecting rod (8) with fastening device swing joint, separating mechanism include with bearing structure (1) that sinle silk (3) quantity of cable (9) equals, under the exogenic action, separating mechanism moves towards fastening device moves to make the overlap joint be in on bearing structure (1) sinle silk (3) of cable (9) move to the direction of keeping away from each other.
2. The cable furcation fixing device according to claim 1, characterized in that the number of the connecting rods (8) is equal to the number of the support structures (1) and is arranged between two adjacent support structures (1) to enclose a limiting space (4) with the support structures (1) and the fastening mechanism for allowing the wire core (3) of the cable (9) to extend out.
3. The cable furcation fixing apparatus according to claim 1 or 2, characterized in that the detaching mechanism further comprises a base (2), the connecting rod (8) is disposed on the base (2), and the supporting structure (1) is a roller rotatably connected with the base (2).
4. The cable furcation securing device according to claim 3, characterized in that the roller has an inwardly concave curved surface arranged in abutment with a core (3) of the cable (9).
5. The cable branch fixing device according to claim 4, wherein a buckle is arranged on the roller, and the buckle and the inner concave cambered surface form a containing space of the wire core (3) of the cable (9).
6. The cable bifurcation fixing device according to any one of claims 1 to 5, wherein a second through hole (13) is formed in the separation mechanism, and the connecting rod (8) penetrates into the second through hole (13) to be connected with the fastening mechanism.
7. The cable furcation fixing apparatus according to claim 6, characterized in that the connecting rod (8) is fastened by a nut after passing out of the second through hole (13).
8. The cable furcation fixing apparatus according to any one of claims 1 to 7, characterized in that the fastening mechanism includes an inner sleeve (5) and an outer sleeve (7) which are sleeved with each other, and the outer surface of the inner sleeve (5) and the inner surface of the outer sleeve (7) are tapered with tight fit.
9. The cable furcation securing apparatus according to claim 8, characterized in that the inner sleeve (5) and the outer sleeve (7) each comprise two parts which are snap-connected, and the two parts of the outer sleeve (7) are connected by a fastener.
10. Cable furcation fixing device according to any one of claims 1 to 9, characterized in that the connecting rods (8) and the support structure (1) are three in number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111268286.8A CN113937681A (en) | 2021-10-29 | 2021-10-29 | Cable branching fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111268286.8A CN113937681A (en) | 2021-10-29 | 2021-10-29 | Cable branching fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113937681A true CN113937681A (en) | 2022-01-14 |
Family
ID=79284797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111268286.8A Pending CN113937681A (en) | 2021-10-29 | 2021-10-29 | Cable branching fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113937681A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4123133A (en) * | 1977-06-06 | 1978-10-31 | Pickett Wiley J | Method and apparatus for applying a connector to electrical conductor strands |
| CN1177418A (en) * | 1995-03-07 | 1998-03-25 | 惠特克公司 | Improved electrical wire connector |
| CN107681567A (en) * | 2017-10-10 | 2018-02-09 | 李丰儒 | A kind of power high voltage cable branch device |
| CN110445085A (en) * | 2019-09-17 | 2019-11-12 | 北京国电环网电气科技有限公司 | A kind of cable interface sealing mechanism and underwater power transformer |
-
2021
- 2021-10-29 CN CN202111268286.8A patent/CN113937681A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4123133A (en) * | 1977-06-06 | 1978-10-31 | Pickett Wiley J | Method and apparatus for applying a connector to electrical conductor strands |
| CN1177418A (en) * | 1995-03-07 | 1998-03-25 | 惠特克公司 | Improved electrical wire connector |
| CN107681567A (en) * | 2017-10-10 | 2018-02-09 | 李丰儒 | A kind of power high voltage cable branch device |
| CN110445085A (en) * | 2019-09-17 | 2019-11-12 | 北京国电环网电气科技有限公司 | A kind of cable interface sealing mechanism and underwater power transformer |
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| PB01 | Publication | ||
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Application publication date: 20220114 |