CN209730782U - A kind of sealed end face high-voltage cable middle joint protective device for power supply - Google Patents
A kind of sealed end face high-voltage cable middle joint protective device for power supply Download PDFInfo
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- CN209730782U CN209730782U CN201920417353.XU CN201920417353U CN209730782U CN 209730782 U CN209730782 U CN 209730782U CN 201920417353 U CN201920417353 U CN 201920417353U CN 209730782 U CN209730782 U CN 209730782U
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- lower case
- upper housing
- mounting hole
- end plate
- voltage cable
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Abstract
The utility model embodiment discloses a kind of sealed end face high-voltage cable middle joint protective device for power supply, comprising: lower case is formed with multiple first mounting holes on the end plate of both ends；Upper housing, both ends end plate are formed with multiple second mounting holes；Upper housing side and the lower case are pivotally connected, and the edge of the other side is bonded alignment, and closed accommodation space is collectively formed in lower case and upper housing；And the through-hole that current supply cable passes through is respectively formed on upper housing and the end plate at lower case both ends, the first mounting hole and the second mounting hole are located at around the through-hole；Four end face seal disks, it is sheathed on a cable and fits with the end plate of upper housing and the both ends of lower case respectively, every face seal disk is respectively formed on the third mounting hole of cooperation corresponding with the first mounting hole and the second mounting hole, is mutually fixed end face seal disk and the both ends end plate of upper housing and lower case by stud.Implement the utility model embodiment, high-voltage cable middle joint can be protected, good seal performance.
Description
Technical field
The utility model relates to high-voltage cable middle joints to protect field, in particular to a kind of end face seal for power supply
Formula high-voltage cable middle joint protective device.
Background technique
High-tension cable is the important component of electric system, is mainly used for transmission energy, and working voltage can be
10kV-500kV.Due to being limited to traffic condition, high-tension cable can only be made about 800-1000 meters of length of coiled form, work as height
When voltage cable lay length is longer, it is necessary to be attached using cable intermediate joint, and be grasped to the connection of cable intermediate joint
Make general all in the completion of cable laying scene.
But in the prior art, the probability for short circuit breakdown occurring in high-voltage cable middle joint operation is much higher than cable
Ontology, in addition, high-voltage cable middle joint in the prior art generallys use the manufacture of macromolecule flexible material, its advantage is that absolutely
Edge and waterproof performance are good, but the disadvantage lower there is also mechanical strength, since the energy of electric system is huge, if high-tension cable
Transition joint is once broken down, it is easy to the situation of explosion on fire occurs, very big threat can be caused to public safety.
Utility model content
Technical problem to be solved by the utility model is to provide a kind of sealed end face high-tension cables for power supply
Transition joint protective device provides high-voltage cable middle joint additional protection, and sealing effect is good.
In order to solve the above-mentioned technical problem, it is high to provide a kind of sealed end face for power supply for the embodiments of the present invention
Voltage cable transition joint protective device comprising:
Lower case, one side form spaced first axle central siphon, and internal middle position is formed with baffle, described
Lower casing internal body portion is divided into two vertical direction spatials by baffle, and multiple first mounting holes are formed on the end plate of the lower case both ends；
Upper housing, one side form spaced second hinge central siphon, and internal middle position is formed with baffle, described
Upper casing internal body portion is divided into two vertical direction spatials by baffle, and upper housing both ends end plate is formed with multiple second mounting holes；
The first axle central siphon of the upper housing is matched with the second hinge central siphon of the lower case, passes through a hinge axis
Realize the pivot joint of the two, the upper housing is bonded with the edge of the other side of lower case and is aligned, and the lower case and upper housing are total
It is closed for accommodating the accommodation space of two high-voltage cable middle joints placed side by side with being formed；
And it is respectively formed on the upper housing and the end plate at lower case both ends for the high-voltage cable middle joint two
The through-hole that the cable at end passes through, the multiple first mounting hole and the second mounting hole are located at around the through-hole；
Four end face seal disks, are sheathed on a cable and the end plate with the upper housing and the both ends of lower case respectively
It fits, is respectively formed on cooperation corresponding with first mounting hole and the second mounting hole in every face seal disk
Third mounting hole is mutually fixed the multiple end face seal disk and the both ends end plate of the upper housing and lower case by stud.
Preferably, the upper housing, lower case and end part seal plate are all made of stainless steel material and are made.
Implement the utility model embodiment, has the following beneficial effects:
Joint box for high-voltage cable protective device described in the utility model uses two-piece type structure, can accommodate two telegrams in reply simultaneously
Cable；It is arranged end face seal disk on each cable at the both ends of protective device simultaneously, the structure of protective device end can be improved
Intensity and sealing performance can achieve higher structural strength, be easily installed simultaneously.
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 the one of the sealed end face high-voltage cable middle joint protective device provided by the utility model for power supply
The overall structure diagram of a embodiment；
Fig. 2 is opening state schematic diagram in Fig. 1；
Fig. 3 is the structural schematic diagram of lower case 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, being that the sealed end face high-voltage cable middle joint protection that the utility model is provided for powering fills
Set the overall structure diagram matched with cable mid head；It is combined shown in Fig. 2 to Fig. 3 together.In the utility model embodiment
In, the described kind of sealed end face high-voltage cable middle joint protective device for power supply comprising:
Lower case 2, one side form spaced first axle central siphon 21, and internal middle position is formed with baffle
20, the baffle will be separated into two vertical direction spatials inside lower case 2, and multiple are formed on the 2 both ends end plate of lower case
One mounting hole 200；
Upper housing 1, one side form spaced second hinge central siphon 11, and internal middle position is formed with baffle
10, the baffle will be separated into two vertical direction spatials inside upper housing 1, and the 1 both ends end plate of upper housing is formed with multiple second
Mounting hole 100；
The first axle central siphon 11 of the upper housing 1 is matched with the second hinge central siphon 21 of the lower case 2, passes through one
Hinge axis 3 realizes the pivot joint of the two, and the upper housing 2 is bonded with the edge of the other side of lower case 1 to be aligned, the lower case 1
It is collectively formed with upper housing 2 closed for accommodating the accommodation space of two high-voltage cable middle joints 4 placed side by side；
And it is respectively formed on the end plate at 1 both ends of the upper housing 2 and lower case for the high-voltage cable middle joint 4
The through-hole that the cable 5 at both ends passes through, in one example, the cable 5 are 110kV cable, and outer diameter is diameter 87mm, the electricity
The outer diameter of cable transition joint 4 is 150mm.And the multiple first mounting hole 200 and the second mounting hole 100 are located at the through-hole week
It encloses, such as can be around setting；
Four end face seal disks 6, be sheathed on a cable 5 respectively and with the both ends of the upper housing 2 and lower case 1
End plate fits, and has been respectively formed on and first mounting hole 200 and the second mounting hole 100 in every face seal disk 5
The third mounting hole 600 of corresponding cooperation, by stud 7 by the multiple end face seal disk 6 and the upper housing 2 and lower case
1 both ends end plate is mutually fixed, more specifically, first mounting hole 200, the second mounting hole 100,600 size of third mounting hole
It is identical, and internal screw thread is all had, it is matched with the external screw thread on stud 7.
It is understood that can be incited somebody to action by the cooperation between lower case 1, upper housing 2 and four end face seal disks 6
Lower case 1, upper housing 2 are connected as an entirety, can be at this point, protective device and cable body form a closed space
Prevent the electric arc generated when failure and fragment from flying out.
More specifically, the upper housing 2, lower case 1 and end part seal plate 6 are all made of stainless steel material and are made.
Implement the utility model embodiment, has the following beneficial effects:
Joint box for high-voltage cable protective device described in the utility model uses two-piece type structure, can accommodate two telegrams in reply simultaneously
Cable；It is arranged end face seal disk on each cable at the both ends of protective device simultaneously, the structure of protective device end can be improved
Intensity and sealing performance can achieve higher structural strength, be easily installed simultaneously.
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 (2)
1. a kind of sealed end face high-voltage cable middle joint protective device for power supply characterized by comprising
Lower case, one side form spaced first axle central siphon, and internal middle position is formed with baffle, the baffle
Lower casing internal body portion is divided into two vertical direction spatials, multiple first mounting holes are formed on the end plate of the lower case both ends；
Upper housing, one side form spaced second hinge central siphon, and internal middle position is formed with baffle, the baffle
Upper casing internal body portion is divided into two vertical direction spatials, upper housing both ends end plate is formed with multiple second mounting holes；
The first axle central siphon of the upper housing is matched with the second hinge central siphon of the lower case, is realized by a hinge axis
The pivot joint of the two, the upper housing are bonded with the edge of the other side of lower case and are aligned, the lower case and the common shape of upper housing
At closed for accommodating the accommodation space of two high-voltage cable middle joints placed side by side；
And it is respectively formed on the upper housing and the end plate at lower case both ends for the high-voltage cable middle joint both ends
The through-hole that cable passes through, the multiple first mounting hole and the second mounting hole are located at around the through-hole；
Four end face seal disks are sheathed on a cable respectively and are affixed with the end plate of the upper housing and the both ends of lower case
It closes, is respectively formed on the third of cooperation corresponding with first mounting hole and the second mounting hole in every face seal disk
Mounting hole is mutually fixed the multiple end face seal disk and the both ends end plate of the upper housing and lower case by stud.
2. protective device as described in claim 1, which is characterized in that the upper housing, lower case and end part seal plate are equal
It is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417353.XU CN209730782U (en) | 2019-03-29 | 2019-03-29 | A kind of sealed end face high-voltage cable middle joint protective device for power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417353.XU CN209730782U (en) | 2019-03-29 | 2019-03-29 | A kind of sealed end face high-voltage cable middle joint protective device for power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209730782U true CN209730782U (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920417353.XU Active CN209730782U (en) | 2019-03-29 | 2019-03-29 | A kind of sealed end face high-voltage cable middle joint protective device for power supply |
Country Status (1)
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| CN (1) | CN209730782U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346445A (en) * | 2021-06-16 | 2021-09-03 | 国网河南省电力公司宝丰县供电公司 | High-voltage cable joint protection device and method |
-
2019
- 2019-03-29 CN CN201920417353.XU patent/CN209730782U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346445A (en) * | 2021-06-16 | 2021-09-03 | 国网河南省电力公司宝丰县供电公司 | High-voltage cable joint protection device and method |
| CN113346445B (en) * | 2021-06-16 | 2022-09-16 | 国网河南省电力公司宝丰县供电公司 | High-voltage cable joint protection device |
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