CN205122824U - Its insulator is pressed from both sides and has in cable protection - Google Patents
Its insulator is pressed from both sides and has in cable protection Download PDFInfo
- Publication number
- CN205122824U CN205122824U CN201520967458.4U CN201520967458U CN205122824U CN 205122824 U CN205122824 U CN 205122824U CN 201520967458 U CN201520967458 U CN 201520967458U CN 205122824 U CN205122824 U CN 205122824U
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- Prior art keywords
- cable
- clamping part
- holding piece
- line
- loose structure
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- 239000012212 insulator Substances 0.000 title claims abstract description 28
- 239000002184 metal Substances 0.000 claims description 19
- 238000005452 bending Methods 0.000 claims description 3
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 description 13
- 238000002788 crimping Methods 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 238000010008 shearing Methods 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model provides an its insulator is pressed from both sides and has in cable protection, wherein, the cable protection is pressed from both sides and is included: forefront cable clamping part (10), second -line cable clamping part (20), anti loosening structure sets up on forefront cable clamping part (10) and/or second -line cable clamping part (20), and anti loosening structure matches with fixed cable with the cable, connecting portion (40) set up between forefront cable clamping part (10) and second -line cable clamping part (20) and connect forefront cable clamping part (10) and second -line cable clamping part (20). The technical scheme of the utility model can solve effectively wire sinle silk and insulator voussoir area of contact among the prior art little, easily produce fatigue failure, the cracked problem of sinle silk.
Description
Technical field
The utility model relates to cable mounting technique field, in particular to a kind of cable protection folder and the insulator with it.
Background technology
At present, when setting up 10kV insulated conductor, usually can be applied to insulator (such as clamp insulator).Existing insulator comprises insulator body and is arranged on the metal connection portion on insulator body top, and this metal connection portion has groove.When setting up insulated conductor, insulated conductor being laterally located in the groove in metal connection portion, and by voussoir, insulated conductor being pressed abd fixed in this groove.In order to the part making insulated conductor contact with the groove in metal connection portion is convenient to conductivity, need, by the insulating barrier strip off of wire external layer, only to leave core and contact with voussoir with groove.
When being installed insulated conductor and insulator by said structure, the contact area of the core of voussoir and insulated conductor is little, and the stress point of insulated conductor only has crimping place 1 point contacted with voussoir, therefore, easily there is the concentrated phenomenon of stress at the engagement edge place of voussoir and core.
Under the environment of bad weather, through long variation of ambient temperature, wind, Exposure to Sunlight, drench with rain, snow cover etc., very easily there is fatigue rupture in insulated conductor, there is the situation of core fracture, and pulling force can be caused to increase in the reduction of microthermal climate lower wire sag, core fracture finally also can occur.In addition, insulated conductor is when normally working, and be subject to by factor impacts such as big current, also can produce vibrations, and metal fatigue easily occurs for the core of insulated conductor and the voussoir place of crimping, this also can cause conductor cord disconnection.Once insulated conductor breakage will have an accident, have a strong impact on the reliability of power supply, even produce potential safety hazard.
Utility model content
Main purpose of the present utility model is to provide a kind of cable protection to press from both sides and have its insulator, to solve wire core of the prior art and insulator voussoir contact area is little, easily produce fatigue rupture, problem that core ruptures.
To achieve these goals, according to an aspect of the present utility model, provide a kind of cable protection folder, comprising: First Line cable clamping part; Second cable clamping part; Anti-loose structure, be arranged on First Line cable clamping part and/or the second cable clamping part, anti-loose structure matches with fixed cable with cable; Connecting portion, to be arranged between First Line cable clamping part and the second cable clamping part and to connect First Line cable clamping part and the second cable clamping part.
Further, anti-loose structure comprises the first anti-loose structure be arranged on First Line cable clamping part and the second anti-loose structure be arranged on the second cable clamping part.
Further, First Line cable clamping part comprises First Line cable holding piece and can the second cable holding piece of being connected of pivotable with First Line cable holding piece, forms First Line cable grasping part between First Line cable holding piece and the second cable holding piece; Second cable clamping part comprises the 3rd cable holding piece and can the 4th cable holding piece that is connected of pivotable with the 3rd cable holding piece, forms the second cable grasping part between the 3rd cable holding piece and the 4th cable holding piece.
Further, the first anti-loose structure be arranged on First Line cable holding piece on the inner surface of the second cable holding piece and/or the first anti-loose structure be arranged on the second cable holding piece towards on the inner surface of First Line cable holding piece.
Further, the second anti-loose structure be arranged on the 3rd cable holding piece on the inner surface of the 4th cable holding piece and/or the second anti-loose structure be arranged on the 4th cable holding piece towards on the inner surface of the 3rd cable holding piece.
Further, the first anti-loose structure and the second anti-loose structure are salient point.
Further, First Line cable holding piece has the first side and second side that are oppositely arranged, second cable holding piece has the 3rd side and the four side be oppositely arranged, and first side is connected pivotly with the 3rd side, and second side is removably connected with four side.
Further, 3rd cable holding piece has the 5th side and the 6th side that are oppositely arranged, 4th cable holding piece has the heptalateral limit and the 8th side that are oppositely arranged, and the 5th side is connected pivotly with heptalateral limit, and the 6th side is removably connected with the 8th side.
Further; connecting portion is connecting plate; the middle part of connecting plate dodges groove to the direction bending deviating from First Line cable clamping part and the second cable clamping part to be formed; the bottom cell wall of dodging groove has through hole; cable protection folder also comprises strutting piece, and strutting piece is removably connected in through hole and the part of strutting piece is positioned at and dodges groove.
According to another aspect of the present utility model, provide a kind of insulator, comprising: insulator body; Metal connection portion, is arranged on the top of insulator body, and metal connection portion has the wiring groove for clamping cable; Compressing member; to be arranged in wiring groove and with cable compression fit; insulator also comprises cable protection folder; cable protection folder is above-mentioned cable protection folder; cable protection folder First Line cable clamping part and the second cable retained part be not positioned at metal connection portion both sides and be clipped in respectively be positioned at both sides, metal connection portion cable on; cable protection folder also comprises strutting piece, and strutting piece is supported with compressing member and coordinated.
Application the technical solution of the utility model, arranges First Line cable clamping part and the second cable clamping part, and arrange anti-loose structure on First Line cable clamping part and/or the second cable clamping part.When using cable protection folder; cable is each passed through First Line cable clamping part and the second cable clamping part; and First Line cable clamping part and the second cable clamping part are all clamped in cable has the Outboard Sections of insulating barrier and the core part that cable is stripped is positioned at the mid portion of this cable, connecting portion is for bearing and balance the active force between First Line cable clamping part and the second cable clamping part.Said structure changes the force-bearing situation of the core that cable is stripped; from existing crimping point separately stressed become crimping point with cable protection press from both sides jointly stressed; decrease the shearing force that core is subject to; change cable and there is the Outboard Sections of insulating barrier to the distribution of the traction force of core; thus prevent the core of cable from rupturing, and then ensure that cable dependability.Meanwhile, above-mentioned anti-loose structure matches with cable, thus can play extra fixing effect to cable, prevents cable from occurring to loosen, further ensures the dependability of cable.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment of pressing from both sides according to cable protection of the present utility model.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, First Line cable clamping part; 11, First Line cable holding piece; 12, the second cable holding piece; 20, the second cable clamping part; 21, the 3rd cable holding piece; 22, the 4th cable holding piece; 31, the first anti-loose structure; 32, the second anti-loose structure; 40, connecting portion; 41, groove is dodged; 42, through hole.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figure 1, the cable protection folder of the present embodiment is used for the fixing cable be connected with the metal connection portion of insulator body.Above-mentioned cable protection folder comprises First Line cable clamping part 10, second cable clamping part 20, anti-loose structure and connecting portion 40.Wherein, anti-loose structure is arranged on First Line cable clamping part 10 and the second cable clamping part 20.Anti-loose structure matches with cable with fixed cable.Connecting portion 40 to be arranged between First Line cable clamping part 10 and the second cable clamping part 20 and to connect First Line cable clamping part 10 and the second cable clamping part 20.
The cable protection folder of application the present embodiment, arranges First Line cable clamping part 10 and the second cable clamping part 20, and arrange anti-loose structure on First Line cable clamping part 10 and the second cable clamping part 20.When using cable protection folder; cable is each passed through First Line cable clamping part 10 and the second cable clamping part 20; and First Line cable clamping part 10 and the second cable clamping part 20 are all clamped in cable has the Outboard Sections of insulating barrier and the core part that cable is stripped is positioned at the mid portion of this cable, connecting portion 40 is for bearing and balance the active force between First Line cable clamping part 10 and the second cable clamping part 20.Said structure changes the force-bearing situation of the core that cable is stripped; from existing crimping point separately stressed become crimping point with cable protection press from both sides jointly stressed; decrease the shearing force that core is subject to; change cable and there is the Outboard Sections of insulating barrier to the distribution of the traction force of core; thus prevent the core of cable from rupturing, and then ensure that cable dependability.Meanwhile, above-mentioned anti-loose structure matches with cable, thus can play extra fixing effect to cable, prevents cable from occurring to loosen, further ensures the dependability of cable.
It should be noted that, in the present embodiment, anti-loose structure comprises the first anti-loose structure 31 be arranged on First Line cable clamping part 10 and the second anti-loose structure 32 be arranged on the second cable clamping part 20.Certainly, the set-up mode of anti-loose structure is not limited thereto, and in other execution modes unshowned in the drawings, anti-loose structure only can be arranged on First Line cable clamping part or only be arranged on the second cable clamping part.
As shown in Figure 1, in the cable protection folder of the present embodiment, First Line cable clamping part 10 comprises First Line cable holding piece 11 and can the second cable holding piece 12 of being connected of pivotable with First Line cable holding piece 11.First Line cable holding piece 11 is fixedly connected with connecting portion 40.First Line cable grasping part is formed between First Line cable holding piece 11 and the second cable holding piece 12.First Line cable holding piece 11 has the first side and second side that are oppositely arranged.Second cable holding piece 12 has the 3rd side and the four side be oppositely arranged.First side is connected pivotly with the 3rd side, and second side is removably connected with four side.
In the present embodiment, because First Line cable holding piece 11 is connected pivotly with the second cable holding piece 12, thus First Line cable clamping part 10 has the first open position and the first off-position.When First Line cable clamping part 10 is positioned at the first open position, cable enters in First Line cable grasping part, then by making First Line cable clamping part 10 be in the first off-position, cable is fixed in First Line cable grasping part.When First Line cable clamping part 10 is positioned at the first off-position; First Line cable holding piece 11 is fixed by screw and the second cable holding piece 12; even if cable protection folder is in rugged environment, the phenomenon that also can not get loose, thus the dependability that improve cable protection folder.
As shown in Figure 1, the present embodiment cable protection folder in, the first anti-loose structure 31 be arranged on First Line cable holding piece 11 on the inner surface of the second cable holding piece 12 and the second cable holding piece 12 towards on the inner surface of First Line cable holding piece 11.In the present embodiment, first anti-loose structure 31 is for being formed in the circular salient point on First Line cable holding piece 11 two inner surfaces relative with the second cable holding piece 12, when clamping cable, this circular salient point can be fixed further to cable, prevents cable from loosening in First Line cable grasping part.Certainly, form and the setting position of the first anti-loose structure 31 are not limited thereto, in other execution modes unshowned in the drawings, first anti-loose structure can be the anti-release member of other structures, such as be arranged on the pad on the First Line cable holding piece inner surface relative with the second cable holding piece, in addition, the first anti-loose structure also only can be arranged on First Line cable holding piece or only be arranged on the second cable holding piece.
As shown in Figure 1, in the cable protection folder of the present embodiment, the second cable clamping part 20 comprises the 3rd cable holding piece 21 and can the 4th cable holding piece 22 that is connected of pivotable with the 3rd cable holding piece 21.3rd cable holding piece 21 is fixedly connected with connecting portion 40.The second cable grasping part is formed between 3rd cable holding piece 21 and the 4th cable holding piece 22.3rd cable holding piece 21 has the 5th side and the 6th side that are oppositely arranged, 4th cable holding piece 22 has the heptalateral limit and the 8th side that are oppositely arranged, 5th side is connected pivotly with heptalateral limit, and the 6th side is removably connected with the 8th side.
In the present embodiment, because the 3rd cable holding piece 21 is connected pivotly with the 4th cable holding piece 22, thus the second cable clamping part 20 has the second open position and the second off-position.When the second cable clamping part 20 is positioned at the second open position, cable enters in the second cable grasping part, then by making the second cable clamping part 20 be in the second off-position, cable is fixed in the second cable grasping part.When the second cable clamping part 20 is positioned at the second off-position; 3rd cable holding piece 21 is fixed by screw and the 4th cable holding piece 22; even if cable protection folder is in rugged environment, the phenomenon that also can not get loose, thus the dependability that improve cable protection folder.
As shown in Figure 1, the present embodiment cable protection folder in, the second anti-loose structure 32 be arranged on the 3rd cable holding piece 21 on the inner surface of the 4th cable holding piece 22 and the 4th cable holding piece 22 towards on the inner surface of the 3rd cable holding piece 21.In the present embodiment, second anti-loose structure 32 is for being formed in the circular salient point on the 3rd cable holding piece 21 two inner surfaces relative with the 4th cable holding piece 22, when clamping cable, this circular salient point can be fixed further to cable, prevents cable from loosening in the second cable grasping part.Certainly, form and the setting position of the second anti-loose structure 32 are not limited thereto, in other execution modes unshowned in the drawings, second anti-loose structure can be the anti-release member of other structures, such as be arranged on the pad on the 3rd cable holding piece inner surface relative with the 4th cable holding piece, in addition, the second anti-loose structure also only can be arranged on the 3rd cable holding piece or only be arranged on the 4th cable holding piece.
As shown in Figure 1, in the cable protection folder of the present embodiment, connecting portion 40 is connecting plate.The middle part of connecting plate dodges groove 41 to the direction bending deviating from First Line cable clamping part 10 and the second cable clamping part 20 to be formed.The bottom cell wall of dodging groove 41 has through hole 42.Cable protection folder also comprises strutting piece.The circumferential exterior surface of this strutting piece has external screw thread, the hole wall of through hole 42 has internal thread, strutting piece is removably connected in through hole 42 by the cooperation of internal and external threads.When installing cable protection folder, the compressing member for compressing cable on insulator is positioned at dodges groove 41.Now, the end due to strutting piece extend out in through hole 42 dodges in groove 41, and the end of above-mentioned strutting piece can be supported with compressing member and coordinate, thus plays the effect of extra support to connecting portion 40, the stability in use of splicing thread cable protection folder.In addition, in the present embodiment, the connecting plate convex edge that comprises body and outwardly arrange along the edge of body.Owing to being provided with convex edge on body, thus strengthen the structural strength of connecting plate, thus make connecting plate can bear the larger external force of cable applying, and extend the useful life of cable protection folder.
In the cable protection folder of the present embodiment, First Line cable clamping part 10, second cable clamping part 20 and connecting portion 40 are insulating material and make.Because cable protection folder is arranged on cable, thus need to avoid the phenomenons such as arc discharge, avoid that the electric current of cable is drained into outside, cause staff that the situation of getting an electric shock occurs.In the present embodiment, First Line cable clamping part 10, second cable clamping part 20 and connecting portion 40 adopt high-strength engineering plastic to make, and can high temperature resistant, resistance to high strength stretch.
Present invention also provides a kind of insulator, comprise insulator body, metal connection portion, compressing member and cable protection folder according to the embodiment of the insulator of the application.Wherein, metal connection portion is arranged on the top of insulator body.Metal connection portion has the wiring groove for clamping cable.Compressing member to be arranged in wiring groove and with cable compression fit.Cable protection folder is above-mentioned cable protection folder.Cable protection folder First Line cable clamping part and the second cable retained part be not positioned at metal connection portion both sides and be clipped in respectively be positioned at both sides, metal connection portion cable on.
In the insulator of the present embodiment; when using cable protection folder; cable wire core segment successively through First Line cable grasping part, wiring groove and the second cable grasping part, and is compressed by compressing member by cable, by screw by First Line cable clamping part and the second cable retained part not fixing.The setting of First Line cable clamping part and the second cable clamping part adds the protection to cable.The First Line cable clamping part pressed from both sides due to cable protection and the second cable retained part are not positioned at the both sides of wiring groove, and First Line cable clamping part and the second cable clamping part are all clamped in the Outboard Sections that cable has insulating barrier, and the core part that cable is stripped is positioned at the mid portion of this cable, thus change the force-bearing situation of the core that cable is stripped, from existing crimping point separately stressed become crimping point with cable protection press from both sides jointly stressed, decrease the shearing force that core is subject to, change cable and there is the Outboard Sections of insulating barrier to the distribution of the traction force of core, thus prevent the core of cable from rupturing, and then ensure that cable dependability.In addition, cable protection folder also comprises strutting piece.Strutting piece is supported with compressing member and is coordinated, and can play the effect of extra support like this, the stability in use of splicing thread cable protection folder to the connecting portion of cable protection folder.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a cable protection folder, is characterized in that, comprising:
First Line cable clamping part (10);
Second cable clamping part (20);
Anti-loose structure, is arranged on described First Line cable clamping part (10) and/or described second cable clamping part (20), and described anti-loose structure matches with fixing described cable with cable;
Connecting portion (40), to be arranged between described First Line cable clamping part (10) and described second cable clamping part (20) and to connect described First Line cable clamping part (10) and described second cable clamping part (20).
2. cable protection folder according to claim 1; it is characterized in that, described anti-loose structure comprises the first anti-loose structure (31) be arranged on described First Line cable clamping part (10) and the second anti-loose structure (32) be arranged on described second cable clamping part (20).
3. cable protection folder according to claim 2, is characterized in that,
Described First Line cable clamping part (10) comprises First Line cable holding piece (11) and can the second cable holding piece (12) of being connected of pivotable with described First Line cable holding piece (11), forms First Line cable grasping part between described First Line cable holding piece (11) and described second cable holding piece (12);
Described second cable clamping part (20) comprises the 3rd cable holding piece (21) and can the 4th cable holding piece (22) that is connected of pivotable with described 3rd cable holding piece (21), forms the second cable grasping part between described 3rd cable holding piece (21) and described 4th cable holding piece (22).
4. cable protection folder according to claim 3; it is characterized in that, described first anti-loose structure (31) be arranged on described First Line cable holding piece (11) on the inner surface of described second cable holding piece (12) and/or described first anti-loose structure (31) be arranged on described second cable holding piece (12) towards on the inner surface of described First Line cable holding piece (11).
5. cable protection folder according to claim 4; it is characterized in that, described second anti-loose structure (32) be arranged on described 3rd cable holding piece (21) on the inner surface of described 4th cable holding piece (22) and/or described second anti-loose structure (32) be arranged on described 4th cable holding piece (22) towards on the inner surface of described 3rd cable holding piece (21).
6. cable protection folder according to claim 5, it is characterized in that, described first anti-loose structure (31) and described second anti-loose structure (32) are salient point.
7. cable protection folder according to claim 3; it is characterized in that; described First Line cable holding piece (11) has the first side and second side that are oppositely arranged; described second cable holding piece (12) has the 3rd side and the four side be oppositely arranged; described first side is connected pivotly with described 3rd side, and described second side is removably connected with described four side.
8. cable protection folder according to claim 3; it is characterized in that; described 3rd cable holding piece (21) has the 5th side and the 6th side that are oppositely arranged; described 4th cable holding piece (22) has the heptalateral limit and the 8th side that are oppositely arranged; described 5th side is connected pivotly with described heptalateral limit, and described 6th side is removably connected with described 8th side.
9. cable protection folder according to any one of claim 1 to 8, it is characterized in that, described connecting portion (40) is connecting plate, the middle part of described connecting plate dodges groove (41) to the direction bending deviating from described First Line cable clamping part (10) and described second cable clamping part (20) to be formed, described bottom cell wall of dodging groove (41) has through hole (42), described cable protection folder also comprises strutting piece, described strutting piece to be removably connected in described through hole (42) and the part of described strutting piece be positioned at described in dodge groove (41).
10. an insulator, comprising:
Insulator body;
Metal connection portion, is arranged on the top of described insulator body, and described metal connection portion has the wiring groove for clamping cable;
Compressing member, to be arranged in described wiring groove and with described cable compression fit,
It is characterized in that,
Described insulator also comprises cable protection folder; the cable protection folder of described cable protection folder according to any one of claim 1 to 9; the described First Line cable clamping part (10) of described cable protection folder and described second cable clamping part (20) lay respectively at described metal connection portion both sides and be clipped in respectively be positioned at both sides, described metal connection portion described cable on; described cable protection folder also comprises strutting piece, and described strutting piece is supported with described compressing member and coordinated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520967458.4U CN205122824U (en) | 2015-11-27 | 2015-11-27 | Its insulator is pressed from both sides and has in cable protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520967458.4U CN205122824U (en) | 2015-11-27 | 2015-11-27 | Its insulator is pressed from both sides and has in cable protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205122824U true CN205122824U (en) | 2016-03-30 |
Family
ID=55578403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520967458.4U Active CN205122824U (en) | 2015-11-27 | 2015-11-27 | Its insulator is pressed from both sides and has in cable protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205122824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356096A (en) * | 2015-11-27 | 2016-02-24 | 国网北京市电力公司 | Cable protective clamp and insulator equipped with same |
-
2015
- 2015-11-27 CN CN201520967458.4U patent/CN205122824U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356096A (en) * | 2015-11-27 | 2016-02-24 | 国网北京市电力公司 | Cable protective clamp and insulator equipped with same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |