CN209730783U - Bolt-fixed high-voltage cable intermediate head protection device for power supply - Google Patents
Bolt-fixed high-voltage cable intermediate head protection device for power supply Download PDFInfo
- Publication number
- CN209730783U CN209730783U CN201920419412.7U CN201920419412U CN209730783U CN 209730783 U CN209730783 U CN 209730783U CN 201920419412 U CN201920419412 U CN 201920419412U CN 209730783 U CN209730783 U CN 209730783U
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- China
- Prior art keywords
- upper housing
- baffle
- voltage cable
- lower case
- hole
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 210000001503 joint Anatomy 0.000 claims description 20
- 230000001681 protective effect Effects 0.000 claims description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000001012 protector Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Installation Of Indoor Wiring (AREA)
Abstract
The embodiment of the utility model discloses power supply is with fixed high tension cable intermediate head protector of bolt, it includes: the middle position in the lower shell is provided with a baffle plate, and two ends of the baffle plate are respectively provided with an accommodating hole; the middle position in the upper shell is provided with a baffle plate, two end parts of the baffle plate are respectively provided with a mounting hole penetrating through the upper shell, and the edges of the upper shell and the lower shell are jointed and aligned; the two T-shaped bolts are respectively fixed in the accommodating holes of the lower shell, transverse fixing holes are formed in the bolt bodies of the two T-shaped bolts, and when the upper shell is matched with the lower shell, the two T-shaped bolts penetrate through the mounting holes of the upper shell, and the transverse fixing holes are exposed out of the outer side of the upper shell; and the fixing column penetrates through the transverse fixing holes of the two T-shaped bolts. Implement the embodiment of the utility model provides a, can protect high tension cable intermediate head, and the installation is simple.
Description
Technical field
The utility model relates to high-voltage cable middle joints to protect field, in particular to a kind of power supply is high with bolt fixing type
Voltage cable transition joint protective device.
Background technique
High-tension cable is the important component of electric system, is mainly used for transmission energy, working voltage 10kV-
500kV etc., are limited to traffic condition, and high-tension cable can only be made about 800-1000 meters of length of coiled form, work as high-voltage electricity
When cable lay length is longer, it is necessary to be attached using cable mid head, the connection of cable mid head is generally all applied in cable
If scene carries out.
Manufacture and defective mounting due to joint box for high-voltage cable, joint box for high-voltage cable operation in occur short circuit breakdown
Probability is much higher than cable body, in addition, high-voltage cable middle joint mostly uses macromolecule flexible material to manufacture, insulation and waterproofness
Can be good, but mechanical strength is lower, and since the energy of electric system is huge, joint box for high-voltage cable once breaks down, it is easy to
On fire, explosion occurs, threatens to public safety.
Utility model content
Technical problem to be solved by the utility model is to provide among a kind of power supply bolt fixing type high-tension cable
Protection of welded joints device provides protection to high-voltage cable middle joint, and is easy assembling.
In order to solve the above-mentioned technical problem, the embodiments of the present invention provide a kind of power supply bolt fixing type high-voltage electricity
Cable transition joint protective device comprising:
Lower case, internal middle position are formed with baffle, and lower casing internal body portion is divided into two and is used for by the baffle
The vertical direction spatial for accommodating high-voltage cable middle joint, is respectively formed a receiving hole at the baffle both ends；
Upper housing, internal middle position are formed with baffle, and upper casing internal body portion is divided into two and is used for by the baffle
The vertical direction spatial for accommodating high-voltage cable middle joint, respectively forms the installation for penetrating the upper housing at the baffle both ends
Hole, the upper housing are bonded with the lower case edge and are aligned；
Two T-type bolts, are separately fixed in the receiving hole of the lower case, and lateral fixation is formed in latch body
Hole, when upper housing and lower case cooperate, described two T-type bolts pass through the mounting hole of the upper housing, and the transverse direction is solid
Determine the outside that the upper housing is exposed in hole；
Fixed column is threaded through among the lateral fixation hole of described two T-type bolts.
Preferably, the T-type bolt includes cap head and the latch body extended from the cap head, the latch body
One end far from the cap head is formed with lateral fixation hole；In the cap head receiving and the receiving hole, and pass through welding manner
It is fixed.
Preferably, the lower case, upper housing both ends are respectively formed with the electricity for the high-voltage cable middle joint end
The through-hole that cable passes through.
Preferably, the lower case, upper housing, T-type bolt, fixed column are all made of stainless steel material and are made.
Preferably, it fits on the outside of the lateral fixation hole lower edge and the upper housing.
Implement the utility model embodiment, has the following beneficial effects:
In the technical scheme of this embodiment, the high-voltage cable middle joint after joint box for high-voltage cable protective device is installed
The energy of general short trouble will be born,
The present embodiment uses two-piece type structure, can accommodate two telegram in reply cables simultaneously；It is fixed simultaneously using two T-type bolt cooperations
Column is attached, and be can achieve higher structural strength, is easily installed simultaneously, assembling speed is fast.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is that the utility model is provided among power supply bolt fixing type high-voltage cable middle joint protective device and cable
The structural schematic diagram that head matches；
Fig. 2 is the structural schematic diagram that Fig. 1 removes upper casing；
Fig. 3 is the structural schematic diagram of upper cover in Fig. 1；
Fig. 4 is the structural schematic diagram of lower cover in Fig. 2；
Fig. 5 is the structural schematic diagram of T-type bolt in Fig. 2.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It describing clear and completely, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are in the premise for not making creative work
Under all other embodiment obtained, fall within the protection scope of the utility model.
Here, it should also be noted that, in order to avoid having obscured the utility model because of unnecessary details, in the accompanying drawings
It illustrate only the structure and/or processing step closely related with scheme according to the present utility model, and be omitted practical with this
The little other details of new relationship.
As shown in Figure 1, be the utility model provide power supply bolt fixing type high-voltage cable middle joint protective device with
The structural schematic diagram that cable mid head matches；It is combined shown in Fig. 2 to Fig. 5 together.In the utility model embodiment, the confession
Electricity bolt fixing type high-voltage cable middle joint protective device, comprising:
Lower case 1, internal middle position are formed with baffle 10, and the baffle 10 will be separated into two inside lower case 1
A vertical direction spatial for being used to accommodate high-voltage cable middle joint 4, is respectively formed a receiving hole 11 at 10 both ends of baffle；
Upper housing 2, internal middle position are formed with baffle (not shown), the baffle by 2 inner part of upper housing every
At two for accommodating the vertical direction spatial of high-voltage cable middle joint 4, the baffle both ends respectively formed one penetrate it is described
The mounting hole 20 of upper housing 2, the upper housing 2 are bonded with 1 edge of lower case and are aligned, formed between the two with cable body
One closed space can play the role of preventing electric arc and fragment from flying out.
Two T-type bolts 3 are separately fixed in the receiving hole 11 of the lower case 1, transverse direction are formed in latch body
Fixation hole 30, when upper housing 2 and lower case 1 cooperate, described two T-type bolts 3 pass through the mounting hole 20 of the upper housing 2,
And the lateral fixation hole 30 exposes the outside of the upper housing 2, in order to reinforce fixed effect, in some instances, the cross
It fits to 30 lower edge of fixation hole and the outside of the upper housing 2；
Fixed column 6 is threaded through among the lateral fixation hole 30 of described two T-type bolts 3；In an example, the fixation
Column 6 is pole.
In one embodiment, the T-type bolt 3 includes cap head 31 and the latch body extended from the cap head 31
32, the latch body 32 is formed with lateral fixation hole 30 far from one end of the cap head 31；The cap head 3 accommodates and the appearance
It receives in hole 11, and is fixed by welding manner.In one example, the latch body 32 is rectangular, therefore corresponding
The mounting hole 20 of cooperation is also rectangular, it is to be understood that in other examples, can also be using other shape, such as justify
Shape etc..
Further, the both ends of the upper cover 2 and lower cover 1 are respectively formed with for the high-voltage cable middle joint 4
The through-hole that the cable 5 of end passes through.In one example, the cable 5 is 110kV cable, and outer diameter is diameter 87mm, the electricity
The outer diameter of cable medial head 4 is 150mm.
Wherein, the lower cover 1, upper cover 2, T-type bolt 3, fixed column 6 are all made of stainless steel material and are made, specifically, one
In a example, above-mentioned protective device manufacturing method be casting, milling, shell with a thickness of 15mm, antidetonation strength meet 110kV electricity
The requirement of cable；And T-type bolt 3 can equally be formed by stainless steel material milling.
Implement the utility model embodiment, has the following beneficial effects:
In the technical scheme of this embodiment, the high-voltage cable middle joint after joint box for high-voltage cable protective device is installed
The energy of general short trouble will be born,
The present embodiment uses two-piece type structure, can accommodate two telegram in reply cables simultaneously；It is fixed simultaneously using two T-type bolt cooperations
Column is attached, and be can achieve higher structural strength, is easily installed simultaneously, assembling speed is fast.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (5)
1. a kind of power supply bolt fixing type high-voltage cable middle joint protective device characterized by comprising
Lower case, internal middle position are formed with baffle, and lower casing internal body portion is divided into two and is used to accommodate by the baffle
The vertical direction spatial of high-voltage cable middle joint is respectively formed a receiving hole at the baffle both ends；
Upper housing, internal middle position are formed with baffle, and upper casing internal body portion is divided into two and is used to accommodate by the baffle
The vertical direction spatial of high-voltage cable middle joint respectively forms the mounting hole for penetrating the upper housing at the baffle both ends,
The upper housing is bonded with the lower case edge and is aligned；
Two T-type bolts, are separately fixed in the receiving hole of the lower case, and lateral fixation hole is formed in latch body,
When upper housing and lower case cooperate, described two T-type bolts pass through the mounting hole of the upper housing, and the lateral fixation hole
Expose the outside of the upper housing；
Fixed column is threaded through among the lateral fixation hole of described two T-type bolts.
2. protective device as described in claim 1, which is characterized in that the T-type bolt includes cap head and from the cap head
The latch body extended, the latch body are formed with lateral fixation hole far from one end of the cap head；The cap head accommodates
It is fixed in the receiving hole, and through welding manner.
3. protective device as claimed in claim 2, which is characterized in that the lower case, upper housing both ends are respectively formed with confession
The through-hole that the cable of the high-voltage cable middle joint end passes through.
4. protective device as claimed in claim 3, which is characterized in that the lower case, upper housing, T-type bolt, fixed column are equal
It is made of stainless steel.
5. protective device as claimed in claim 4, which is characterized in that the transverse direction fixation hole lower edge is outer with the upper housing
Side fits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419412.7U CN209730783U (en) | 2019-03-29 | 2019-03-29 | Bolt-fixed high-voltage cable intermediate head protection device for power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419412.7U CN209730783U (en) | 2019-03-29 | 2019-03-29 | Bolt-fixed high-voltage cable intermediate head protection device for power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209730783U true CN209730783U (en) | 2019-12-03 |
Family
ID=68689452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920419412.7U Active CN209730783U (en) | 2019-03-29 | 2019-03-29 | Bolt-fixed high-voltage cable intermediate head protection device for power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209730783U (en) |
-
2019
- 2019-03-29 CN CN201920419412.7U patent/CN209730783U/en active Active
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