CN207926152U - A kind of prefabricated terminal instant sealing device - Google Patents
A kind of prefabricated terminal instant sealing device Download PDFInfo
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- CN207926152U CN207926152U CN201820394990.5U CN201820394990U CN207926152U CN 207926152 U CN207926152 U CN 207926152U CN 201820394990 U CN201820394990 U CN 201820394990U CN 207926152 U CN207926152 U CN 207926152U
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- end cap
- locking cylinder
- silica gel
- gel sealing
- internal thread
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Abstract
The utility model is related to power supply technical fields, more particularly to prefabricated terminal instant sealing device, including end cap, locking cylinder and silica gel sealing set, end cap is the tubular body structure of one end open, locking cylinder is the tubular body structure of both ends open, one end of locking cylinder is equipped with internal thread segment, the other end is horn opening, the base portion of horn opening is equipped with annular convex platform, silica gel sealing is embedded in the internal thread segment of locking cylinder, one end of silica gel sealing set is resisted against on annular convex platform, the open end of end cap is equipped with the external thread section for locking an internal thread segment, the end of external thread section is also equipped with gasket, when the external thread section of end cap screws in the internal thread segment of locking cylinder, end cap can squeeze silica gel sealing set by gasket makes its deformation；The utility model is simple in structure, and installing and dismounting is easy, waterproof, it is moisture-proof, anti-oxidant, have a safety feature, it is versatile, improve working efficiency and Electrical Safety be horizontal.
Description
Technical field
The utility model is related to power supply technical fields, and in particular to prefabricated terminal instant sealing device.
Background technology
As I crosses the sustained and rapid development of national economy, people's lives and productive power amount are also continuously improved, electric power
The Stability and dependability of supply becomes the most important thing of Utilities Electric Co.'s work.However there are still many influence people for electric system
Safety utilization of electric power, or even jeopardize the hidden danger point of personal safety！Wherein, the processing of low pressure insulated overhead line Wire termination head is a ratio
It is easier to ignored hidden danger point.The processing of insulated overhead line conducting wire end is bad, it will causes foreign object electric shock and phase fault
Security risk.The waterproof and insulate processing method of low pressure insulated overhead line terminals can be divided into two kinds at present：One is make
It is wound with insulating tape, thermal shrinkage type cable sealing head cap is used when another.
Thermoplastic cable end-sealing cap, insulation performance and water resistance are preferable.But it is needed when use using liquefied gas to heat
Contracting end-sealing cap carries out the heating of a period of time, can just make on thermal shrinkage type cable sealing head cap heat shrinkable package to conducting wire end.This
Process needs to carry bulky liquid gas storage tank, and liquid gas storage tank heaviness it is inconvenient to carry and preserve it is bad be easy to happen explosion, because
It is rarely employed in this reality construction.Meanwhile low-voltage overhead line road erection environment is complicated and changeable, line frame height is on 5~8 meters of left sides
The right side, inconvenience uses bulky liquid gas storage tank, therefore thermal shrinkage type cable sealing head cap usage amount is few in the construction of line.According to my office
Investigation statistics, the low-voltage platform area inside conductor end of entire Guangdong Power Grid using thermal shrinkage type cable sealing head cap less than 3%, and 95% with
On aerial condutor end realize insulation and waterproof using insulating tape winding.
Insulation and the method operation letter of waterproof are realized using insulating tape canoe, save cost.But pacify in conducting wire
1~2 year insulating tape just will appear aging and fall off after dress, cause insulated conductor terminals exposed, core water inlet oxidation.Meanwhile
Exposed Wire termination head is easy to contact with periphery greening or building, forms security risk；And hold between adjacent terminals
The failure of phase fault easily occurs.
Utility model content
The task of the utility model is to provide a kind of prefabricated terminal instant sealing device general for insulated overhead line
It thoroughly solves the problems, such as to be made of cable sheath material there are foreign object electric shock and phase fault at current low-voltage circuit terminal,
The class of insulation is high, good water-proof effect, and has the characteristics that quick for installation, easy to use.
The utility model is realized by following technical proposals：
A kind of prefabricated terminal instant sealing device, including including end cap 1, locking cylinder 2 and silica gel sealing set 3, it is described
End cap 1 is the tubular body structure of one end open, and locking cylinder 2 is the tubular body structure of both ends open, and one end of locking cylinder 2 is equipped with
Internal thread segment 21, the other end are horn opening 22, and the base portion of horn opening 22 is equipped with annular convex platform 23, the silica gel sealing
Set 3 is embedded in the internal thread segment of locking cylinder 2（21）Interior, one end of silica gel sealing set 3 is resisted against on annular convex platform 23, end cap 1
Open end is equipped with the external thread section 11 for locking an internal thread segment, and the end of external thread section 11 is also equipped with gasket 4, end cap
When 1 external thread section 11 screws in the internal thread segment of locking cylinder 2, end cap 1 can squeeze silica gel sealing set 3 by gasket 4 makes its change
Shape on the cable insulation crust for being inserted into locking cylinder 2, covers 3 Hes to make cable socket be wrapped in tight by silica gel sealing
In the seal chamber that end cap 1 surrounds.
The further improved scheme of the utility model is as follows：
Preferably, the end cap external peripheral surface is equipped with end cap polygon section 12.
Preferably, the external peripheral surface of the locking cylinder is equipped with locking cylinder polygon section 24.
Preferably, the end cap 1 and locking cylinder 2 are cable jacket material moulding.
The utility model has the beneficial effects that：The structure design that end cap and locking cylinder are coordinated using screw thread, nut, installation
Fast, easy to use；The end of locking cylinder is designed for toroidal, and cable is facilitated to be inserted into；End cap and locking cylinder outer circle weekly form
Face is equipped with polygon section, conveniently tightens operation；It is furnished with silica gel sealing set inside locking cylinder, end is made by way of tightening screw
Head cap squeezes silica gel sealing set by plastic cement gasket, and tight utilizes silica gel on wire insulation after so that it is generated deformation
Sealing shroud deformation quantity is big, and the characteristic that can be combined closely with wire insulation reaches best waterproof effect；End cap and locking cylinder
It is molded by cable jacket material, ageing-resistant performance is good, stress levels are high（Up to 3.5kV）, waterproofing grade height（Up to IP X6）It can
It effectively prevent foreign object to get an electric shock.
Description of the drawings
Fig. 1 is the structural schematic diagram of the prefabricated terminal instant sealing device of the utility model；
Fig. 2 is the decomposition texture schematic diagram of Fig. 1；
Fig. 3 is the use state reference view of the utility model in embodiment；
Wherein：1- end caps, 11- external thread sections, 12- end cap polygon sections, 2- locking cylinders, 21- internal thread segments, 22-
Horn opening, 23- annular convex platform, 24- locking cylinder polygon sections, 3- silica gel sealing sets, 4- gaskets, 5- cables.
Specific implementation mode
The prefabricated terminal instant sealing device of the utility model is further described below in conjunction with attached drawing：
As shown in Figs. 1-3, prefabricated terminal instant sealing device, including end cap 1, locking cylinder 2 and silica gel sealing set 3,
The end cap 1 is the tubular body structure of one end open, and locking cylinder 2 is the tubular body structure of both ends open, one end of locking cylinder 2
Equipped with internal thread segment 21, the other end is horn opening 22, and the base portion of horn opening 22 is equipped with annular convex platform 23, the silica gel
Sealing shroud 3 is in the internal thread segment 21 of locking cylinder 2, and one end of silica gel sealing set 3 is resisted against on annular convex platform 23, end cap 1
Open end be equipped with and lock the external thread section 11 of 2 internal thread segment 21 of cylinder, the end of external thread section 11 is also equipped with gasket 4,
When the external thread section 11 of end cap 1 screws in the internal thread segment 21 of locking cylinder 2, end cap 1 can squeeze silica gel sealing set by gasket 4
3 make its deformation with tight on 5 insulation sheath of cable for being inserted into locking cylinder 2, to make 5 end of cable be wrapped in by silica gel
In the seal chamber that sealing shroud 3 and end cap 1 surround.
As preferred embodiment, it is polygon that the external peripheral surface of the end cap 1 and locking cylinder 2 is respectively equipped with end cap
Shape section 12 and locking cylinder polygon section 24.
As preferred embodiment, the end cap 1 and locking cylinder 2 are 5 protective cover material moulding of cable.
In use, 5 end of cable is inserted into from the flared end of locking cylinder 2, it is sequentially inserted into locking cylinder 2 and end cap 1, so
After screw locking cylinder 2, made by way of tightening screw end cap 1 by plastic cement gasket 4 squeeze silica gel sealing set 3, make its production
Tight is big using silica gel sealing 3 deformation quantities of set on wire insulation after raw deformation, can combine closely with wire insulation
Characteristic, reach best waterproof effect.It can effectively solve easily to occur at current low pressure suspended insulated guide wire terminals after use
The problem of foreign object electric shock and phase fault.Prefabricated terminal instant sealing device is easy for installation, can only meet there are two model
The use of all gauge wires.
The prefabricated terminal instant sealing device of the utility model, end cap 1 and locking cylinder 2 are coordinated using screw thread, nut
Structure design, it is quick for installation, it is easy to use；The end of locking cylinder 2 is designed for toroidal, and cable 5 is facilitated to be inserted into；End cap
1 and 2 external peripheral surface of locking cylinder be equipped with polygon section, conveniently tighten operation；2 inside of locking cylinder covers 3 equipped with silica gel sealing, leads to
Cross tighten screw mode make end cap 1 by plastic cement gasket 4 squeeze silica gel sealing set 3, make its generate deformation after tight
On wire insulation, big using silica gel sealing 3 deformation quantities of set, the characteristic that can be combined closely with wire insulation reaches best
Waterproof effect；End cap 1 and locking cylinder 2 are molded by 5 protective cover material of cable, and ageing-resistant performance is good, stress levels are high（It reaches
3.5kV）, waterproofing grade height（Up to IP X6）Foreign object can be effectively prevent to get an electric shock.
The application prospect and Practical significance of the prefabricated terminal instant sealing device of the utility model are very huge, prefabricated end
End instant sealing device is applicable to the Wire termination head of low pressure insulated overhead line, using conductor wire end at wire clamp wire jumper and connecting
Conducting wire end waterproof etc. when remaining conducting wire storage after head, conducting wire segmentation use.Low-voltage overhead line road is the important set of distribution line
At part, Wire termination head and connector quantity are very more, there are the problem of it is also more prominent.Prefabricated terminal instant sealing device
It can solve the problems, such as that foreign object existing for the end point of current low-voltage overhead line road gets an electric shock and phase fault, promotion power supply reliability carry
High user satisfaction.
The utility model describes some embodiments and its attached drawing in detail, but the utility model is not limited to these embodiments
And its attached drawing, the prefabricated terminal instant sealing device shape being especially not limited in attached drawing, shown in the accompanying drawings is various
Shape in more beautiful prefabricated terminal instant sealing device, although this shape is not the utility model, protection is claimed
Technology point, as long as those of ordinary skill in the art do not make the creative labor according to the utility model, modify to it,
Other embodiment and its attached drawing, within the protection scope of the present utility model obtained from equivalent replacement, improvement etc..
Claims (4)
1. a kind of prefabricated terminal instant sealing device, which is characterized in that including end cap（1）, locking cylinder（2）And silica gel sealing
Set（3）, the end cap（1）For the tubular body structure of one end open, locking cylinder（2）For the tubular body structure of both ends open, lock
Tight cylinder（2）One end be equipped with internal thread segment（21）, the other end is horn opening（22）, horn opening（22）Base portion be equipped with
Annular convex platform（23）, the silica gel sealing set（3）Embedded in locking cylinder（2）Internal thread segment（21）It is interior, silica gel sealing set（3）One
End is resisted against annular convex platform（23）On, end cap（1）Open end be equipped with and lock the external thread section of an internal thread segment（11）,
External thread section（11）End be also equipped with gasket（4）, end cap（1）External thread section（11）Screw in locking cylinder（2）Interior spiral shell
When line section, end cap（1）Gasket can be passed through（4）Squeeze silica gel sealing set（3）Its deformation is set to be inserted into locking cylinder with tight
（2）Cable insulation crust on, to make cable socket be wrapped in by silica gel sealing set（3）And end cap（1）The sealing surrounded
In chamber.
2. prefabricated terminal instant sealing device according to claim 1, which is characterized in that the end cap outer circle weekly form
Face is equipped with end cap polygon section（12）.
3. prefabricated terminal instant sealing device according to claim 1, which is characterized in that the excircle of the locking cylinder
Surface is equipped with locking cylinder polygon section（24）.
4. according to any prefabricated terminal instant sealing device of claims 1 to 3, which is characterized in that the end cap
（1）And locking cylinder（2）For cable jacket material moulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820394990.5U CN207926152U (en) | 2018-03-22 | 2018-03-22 | A kind of prefabricated terminal instant sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820394990.5U CN207926152U (en) | 2018-03-22 | 2018-03-22 | A kind of prefabricated terminal instant sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207926152U true CN207926152U (en) | 2018-09-28 |
Family
ID=63596329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820394990.5U Active CN207926152U (en) | 2018-03-22 | 2018-03-22 | A kind of prefabricated terminal instant sealing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207926152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460008A (en) * | 2019-07-23 | 2019-11-15 | 陈超 | A kind of cable the end of a thread end enclosure structure |
| CN113451981A (en) * | 2021-06-29 | 2021-09-28 | 广东电网有限责任公司 | Cable end sealing protection structure |
-
2018
- 2018-03-22 CN CN201820394990.5U patent/CN207926152U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460008A (en) * | 2019-07-23 | 2019-11-15 | 陈超 | A kind of cable the end of a thread end enclosure structure |
| CN113451981A (en) * | 2021-06-29 | 2021-09-28 | 广东电网有限责任公司 | Cable end sealing protection structure |
| CN113451981B (en) * | 2021-06-29 | 2023-08-11 | 广东电网有限责任公司 | Cable end sealing protection structure |
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