CN220291645U - Power transmission cable protection device - Google Patents
Power transmission cable protection device Download PDFInfo
- Publication number
- CN220291645U CN220291645U CN202321853195.5U CN202321853195U CN220291645U CN 220291645 U CN220291645 U CN 220291645U CN 202321853195 U CN202321853195 U CN 202321853195U CN 220291645 U CN220291645 U CN 220291645U
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- China
- Prior art keywords
- cable
- power transmission
- protection
- transmission cable
- protection device
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 61
- 239000010410 layer Substances 0.000 claims description 30
- 230000001681 protective effect Effects 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 18
- 239000011241 protective layer Substances 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 239000000565 sealant Substances 0.000 claims description 9
- 230000001012 protector Effects 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 210000001503 joint Anatomy 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
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- Cable Accessories (AREA)
Abstract
The utility model discloses a power transmission cable protection device, which comprises a power transmission cable, wherein a cable connector is formed at the joint of the power transmission cable, a layer of protection layer is arranged on the outer side of the cable connector, the protection layer wraps the cable connector on the power transmission cable, a cable protection device is arranged on the outer side of the protection layer, the cable protection device comprises a first protection shell and a second protection shell, the second protection shell is provided with a pair of protection shells and is respectively arranged at two ends of the first protection shell, and the first protection shell and the second protection shell are integrally formed. According to the utility model, the protection layer is arranged at the joint of the cable, the protection layer has good heat conduction and waterproof performance, the cable protection device is arranged outside the protection layer, the capacity of bearing tensile force at the joint of the cable is increased through the protection device, and the fins are arranged on the protection device, so that the heat transfer rate is increased, the temperature overheat at the joint is avoided, and the problem that the protection device influences the heat dissipation of the joint is solved.
Description
Technical Field
The utility model belongs to the technical field of cable protection, and particularly relates to a power transmission cable protection device.
Background
The cable is used as a transmission line in a power system for transmitting electric energy generated by a power plant, a transformer substation or a surface power station to users at different sites for use by power consumers. The electrical conductivity and electrical characteristics of the cable have a significant impact on the efficiency and quality of the power transfer.
When the cable is installed, because transmission line is longer, can produce the joint when consequently the cable butt joint, the resistance of joint department is great, can make joint department generate heat, and the ability of bearing tension of joint department is less simultaneously, need bear tensile ability through auxiliary device in order to increase joint department, but current auxiliary device can influence the heat dissipation of joint department for the overheated condition of joint department appears easily, has the potential safety hazard.
Therefore, in view of the above technical problems, it is necessary to provide a protection device for a power transmission cable.
Disclosure of Invention
The present utility model is directed to a protection device for power transmission cable, so as to solve the above-mentioned problems.
In order to achieve the above object, an embodiment of the present utility model provides the following technical solution:
the utility model provides a power transmission cable protection device, includes the power transmission cable, the junction of power transmission cable is formed with cable joint, the outside of cable joint is provided with the one deck inoxidizing coating, the inoxidizing coating wraps up cable joint on power transmission cable, the outside of inoxidizing coating is provided with cable protection device, cable protection device includes first protecting crust and second protecting crust, the second protecting crust is provided with a pair of and sets up respectively in the both ends of first protecting crust, first protecting crust and second protecting crust integrated into one piece, first protecting crust sets up in the outside of inoxidizing coating, the second protecting crust sets up on the power transmission cable at inoxidizing coating both ends, be provided with a plurality of radiating fins on the lateral wall of first protecting crust.
Further, the protective layer adopts heat conduction pouring sealant, and the heat conduction pouring sealant is an organic silicon body.
Further, a pair of connecting parts are integrally formed at the openings at two ends of the first protective shell and the second protective shell, and the connecting parts are used for fixing the first protective shell and the second protective shell.
Further, a first sealing layer is arranged between the pair of connecting parts, and fixing bolts are installed on the connecting parts and the first sealing layer.
Further, a second sealing layer is arranged between the power transmission cable and the second protective shell.
Compared with the prior art, the utility model has the following advantages:
according to the utility model, the protection layer is arranged at the joint of the cable, the protection layer has good heat conduction and waterproof performance, the cable protection device is arranged outside the protection layer, the capacity of bearing tensile force at the joint of the cable is increased through the protection device, and the fins are arranged on the protection device, so that the heat transfer rate is increased, the temperature overheat at the joint is avoided, and the problem that the protection device influences the heat dissipation of the joint is solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
Fig. 1 is a front view of a power cable protection device according to an embodiment of the present utility model;
fig. 2 is a perspective view of a power cable protection device according to an embodiment of the present utility model;
fig. 3 is a cross-sectional view of a power cable protection device according to an embodiment of the present utility model;
FIG. 4 is an enlarged view of the portion A in FIG. 3 according to an embodiment of the present utility model;
fig. 5 is a right side cross-sectional view of an embodiment of the present utility model.
In the figure: 1. the cable comprises a power transmission cable, a cable connector, a protective layer 3, a cable protective device 4, a first protective shell 41, a second protective shell 42, a connecting part 43, a first sealing layer 44, a fixing bolt 45, a radiating fin 46 and a second sealing layer 5.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings. The embodiments are not intended to limit the utility model, but structural, methodological or functional modifications from the embodiments are within the scope of the utility model.
The utility model discloses a power transmission cable protection device, which is shown in fig. 1-3, and comprises a power transmission cable 1, wherein when power is used, the power transmission cable 1 is used for transmitting the power, and the power can be transmitted to different places for use.
Referring to fig. 4 and 5, a cable joint 2 is formed at a connection portion of a power transmission cable 1, when the power transmission cable 1 is transmitting power, the power transmission cable 1 needs to be butted together when the power transmission distance is long, the cable joint 2 is formed at the connection portion when butted, and when the power transmission distance is long, the cable joint 2 increases resistance, so that the cable joint 2 generates heat when transmitting power. Meanwhile, the cable connector 2 is a connecting part, so that the strength of the cable connector is far smaller than that of the power transmission cable 1. Therefore, the connection part of the power transmission cable 1 needs to be reinforced with the cable connector 2, so that overheating can not occur when the cable connector is used, and the strength of the cable connector 2 meets the requirements, thereby ensuring the safety of the cable connector 2 when in use.
Referring to fig. 4 and 5, a protective layer 3 is disposed on the outer side of the cable connector 2, the protective layer 3 wraps the cable connector 2 on the power cable 1, the protective layer 3 adopts a heat-conducting pouring sealant, and the heat-conducting pouring sealant is an organosilicon body. Since the cable joint 2 needs to be waterproof, in order not to affect heat dissipation of the cable joint 2 while the cable joint 2 is waterproof, a protective layer 3 is provided on the outer side of the cable joint 2. The protective layer 3 adopts heat conduction pouring sealant, and the heat conduction pouring sealant is an organic silicon body, has soft elasticity, also has the hard rigidity of an epoxy system, can meet the use requirement, and can reach the heat conduction pouring sealant requirement of larger depth. The heat conduction pouring sealant has good waterproof property and insulativity, is beneficial to protecting the cable joint 2, and meanwhile, the protective layer 3 has good heat dissipation performance.
Referring to fig. 3, a cable protection device 4 is disposed on the outer side of the protection layer 3, and in order to facilitate further protection of the cable connector 2, the cable protection device 4 is disposed on the outer side of the cable connector 2, and further protection is performed on the cable connector 2 through the cable protection device 4, so that the strength of the cable connector 2 can be increased, and a large tensile force can be borne, and meanwhile, heat of the cable connector 2 can be transferred, so that the temperature of the cable connector 2 can be reduced.
Specifically, referring to fig. 1 to 5, the cable protection device 4 includes a first protection shell 41 and a second protection shell 42, the second protection shell 42 is provided with a pair of protection shells 41 and is respectively disposed at two ends of the first protection shell 41, the first protection shell 41 and the second protection shell 42 are integrally formed, the first protection shell 41 is disposed at the outer side of the protection layer 3, the second protection shell 42 is disposed on the power transmission cable 1 at two ends of the protection layer 3, and a plurality of heat dissipation fins 46 are disposed on the side wall of the first protection shell 41. In order to facilitate the installation of the cable protector 4, the cable protector 4 is composed of a first protecting shell 41 and a second protecting shell 42, wherein the first protecting shell 41 is sleeved on the outer side of the cable connector 2, and the second protecting shell 42 is sleeved on the power transmission cables 1 at two ends of the cable connector 2 so as to connect the cable connector 2 and the power transmission cables 1 at two ends together. Because the inside wall of first shield shell 41 contacts with guard layer 3, consequently guard layer 3 will connect 2 with the cable and transmit to first shield shell 41 on, first shield shell 41 is being transmitted heat, through being provided with radiating fin 46 in the outside of first shield shell 41, carries out quick release with the heat that first shield shell 41 passed out through radiating fin 46 to make the heat that 2 produced of cable connect release through the transmission, avoid the heat gathering on the 2 cable to connect, cause 2 overheated of cable.
Referring to fig. 2 and 5, a pair of connection parts 43 are integrally formed at both end openings of the first and second protective cases 41 and 42, the pair of connection parts 43 are used for fixing the first and second protective cases 41 and 42, a first sealing layer 44 is disposed between the pair of connection parts 43, and fixing bolts 45 are mounted on the connection parts 43 and the first sealing layer 44. In order to facilitate the installation of the cable protector 4, the first and second protective cases 41 and 42 need to be fastened to the power transmission cable 1 and the cable connector 2, and the cable protector 4 can be installed by integrally forming a pair of connection portions 43 at the open ends of the first and second protective cases 41 and 42 and fastening the pair of connection portions 43 together. Meanwhile, in order to ensure tightness between the first protective housing 41 and the second protective housing 42 and the power transmission cable 1 and the cable joint 2 respectively after installation, a first sealing layer 44 is arranged between the pair of connecting parts 43, and the first protective housing 41 and the second protective housing 42 are better in tightness after installation through the first sealing layer 44, so that rainwater and the like are prevented from entering into contact with the cable joint 2.
Referring to fig. 2-4, a second sealing layer 5 is disposed between the power transmission cable 1 and the second protecting shell 42, and the second protecting shell 42 is disposed on the power transmission cable 1 at two ends of the cable connector 2, so that the power transmission cable 1 at two ends of the cable connector 2 is clamped by the second protecting shell 42, so that the tension of the power transmission cable 1 on the cable connector 2 is not transferred to the cable connector 2, and the tension of the power transmission cable 1 is borne by the second protecting shell 42, so that the cable connector 2 is stable in use. In order to enable the second protective shell 42 to be firmly installed with the power transmission cable 1, damage to the surface of the power transmission cable 1 caused by the second protective shell 42 is avoided, a second sealing layer 5 is arranged between the power transmission cable 1 and the second protective shell 42, friction force between the power transmission cable 1 and the second protective shell 42 is increased through the second sealing layer 5, meanwhile, the clamping force of the second protective shell 42 to the power transmission cable 1 is buffered by the second sealing layer 5, and damage to the surface of the power transmission cable 1 caused by the second protective shell 42 is avoided.
When in use, when the power transmission cables 1 are required to be butted, the cable joints 2 are formed after the butt joint is completed, a layer of protective layer 3 is arranged on the outer side of the cable joints 2 so as to protect and radiate the cable joints 2, then the cable protective device 4 is installed, the first protective shell 41 is sleeved on the protective layer 3 during installation, the second protective shell 42 is arranged on the power transmission cables 1 at two ends of the protective layer 3, the second sealing layers 5 are arranged between the power transmission cables 1 and the second protective shell 42, and then the pair of first sealing layers 44 are fastened together by fastening the fixing bolts 45, so that the cable protective device 4 is installed, the first protective shell 41 is used for releasing heat at the transmission positions of the protective layer 3 so as to avoid overheat of the cable joints 2, and the second protective shell 42 clamps the power transmission cables 1 at two ends of the cable joints 2 so that the tension of the power transmission cables 1 cannot be transmitted to the cable joints 2, so that the stability and safety of use are ensured.
The technical scheme shows that the utility model has the following beneficial effects:
according to the utility model, the protection layer is arranged at the joint of the cable, the protection layer has good heat conduction and waterproof performance, the cable protection device is arranged outside the protection layer, the capacity of bearing tensile force at the joint of the cable is increased through the protection device, and the fins are arranged on the protection device, so that the heat transfer rate is increased, the temperature overheat at the joint is avoided, and the problem that the protection device influences the heat dissipation of the joint is solved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment contains only one independent technical solution, and that such description is provided for clarity only, and that the technical solutions of the embodiments may be appropriately combined to form other embodiments that will be understood by those skilled in the art.
Claims (5)
1. The utility model provides a power transmission cable protection device, includes power transmission cable (1), its characterized in that, the junction of power transmission cable (1) is formed with cable joint (2), the outside that cable joint (2) is provided with one deck inoxidizing coating (3), inoxidizing coating (3) are with cable joint (2) parcel on power transmission cable (1), the outside of inoxidizing coating (3) is provided with cable protector (4), cable protector (4) include first protecting crust (41) and second protecting crust (42), second protecting crust (42) are provided with a pair of and set up respectively in the both ends of first protecting crust (41), first protecting crust (41) and second protecting crust (42) integrated into one piece, first protecting crust (41) set up in the outside of inoxidizing coating (3), second protecting crust (42) set up on power transmission cable (1) at both ends of inoxidizing coating (3), be provided with a plurality of fin (46) on the lateral wall of first protecting crust (41).
2. The power transmission cable protection device according to claim 1, characterized in that the protective layer (3) adopts a heat conducting pouring sealant, which is an organosilicon body.
3. The power transmission cable protection device according to claim 1, wherein a pair of connecting parts (43) are integrally formed at openings at two ends of the first protection shell (41) and the second protection shell (42), and the pair of connecting parts (43) are used for fixing the first protection shell (41) and the second protection shell (42).
4. A power transmission cable protection device according to claim 3, characterized in that a first sealing layer (44) is provided between a pair of the connection portions (43), and fixing bolts (45) are mounted on the connection portions (43) and the first sealing layer (44).
5. A power transmission cable protection arrangement according to claim 1, characterized in that a second sealing layer (5) is arranged between the power transmission cable (1) and the second protective casing (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321853195.5U CN220291645U (en) | 2023-07-14 | 2023-07-14 | Power transmission cable protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321853195.5U CN220291645U (en) | 2023-07-14 | 2023-07-14 | Power transmission cable protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220291645U true CN220291645U (en) | 2024-01-02 |
Family
ID=89339593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321853195.5U Active CN220291645U (en) | 2023-07-14 | 2023-07-14 | Power transmission cable protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220291645U (en) |
-
2023
- 2023-07-14 CN CN202321853195.5U patent/CN220291645U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |