CN202797861U - Convenient connecting sleeve for internal pressure cable - Google Patents
Convenient connecting sleeve for internal pressure cable Download PDFInfo
- Publication number
- CN202797861U CN202797861U CN 201220477156 CN201220477156U CN202797861U CN 202797861 U CN202797861 U CN 202797861U CN 201220477156 CN201220477156 CN 201220477156 CN 201220477156 U CN201220477156 U CN 201220477156U CN 202797861 U CN202797861 U CN 202797861U
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- Prior art keywords
- casting die
- interior
- winding device
- cable
- adapter sleeve
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- Expired - Fee Related
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Abstract
The utility model discloses a convenient connecting sleeve for an internal pressure cable. The convenient connecting sleeve comprises an internal pressure part (1) and a screwing device (2), the internal pressure part (1) is arranged at the tip of the cable, the screwing device (2) is a fastening component wrapping the outside of the internal pressure part (1), the internal pressure part (1) is of a tubular structure sleeved at the tip of the cable, a threaded structure is arranged on the outer wall of the internal pressure part (1), and the screwing device (2) is movably connected with the internal pressure part (1) through the threaded structure. The convenient connecting sleeve has the advantages of simple structure, convenience in use, fine sealing performance, reusability and the like, and can be widely applied to cable connection for various industrial devices.
Description
Technical field
The utility model relates to the cable connection area, specifically, is that interior voltage cable makes things convenient for adapter sleeve.
Background technology
After power cable lays, in order to make it become a continuous circuit, each section line must connect as a whole, make circuit unobstructed, simultaneously, should guarantee that also cable socket is connected with the reliable of equipment, in the practice of construction process, usually adopt joint sleeve to process, the joint sleeve that is positioned at the cable line middle part is called intermediate connecting sleeve, and the joint sleeve of circuit two ends is called the terminal adapter sleeve.China is used in the coupling box on the communication line at present, the sleeve structures that adopt thermal shrinkage type more, and in the prior art, the defective such as but also have complicated operation, can not reuse, the use step of thermal shrinkage type sleeve pipe generally includes stripping cable, colligation, is inserted in the processes such as thermal contraction casing tube, heat shrink, in the actual fabrication process, must utilize thermal source and certain pressure just can operate construction, and the one time seal of sleeve pipe and circuit oversheath welding formation can not be reused.For overcoming defects, many telecommunication cables also adopt mechanical modular construction, comprise the upper tube body and the lower tube body that are crimped on respectively the cable socket place, when mutually fastening between upper tube body and the lower tube body, can realize the connection of circuit, when practical application, exist toward contact: the mechanical strength of upper tube body and lower tube body can't satisfy the service requirement of cable, cause poor sealing, the problems such as cable makes moist, especially in the municipal works of the need long-time running such as subway, more should satisfy its reliable operation.For overcoming defects, the utility model proposes a kind of cable adapter sleeve, it can solve the problems referred to above, can be widely used in the cable joint of multiple industrial equipment.
The utility model content
The purpose of this utility model is to provide interior voltage cable to make things convenient for adapter sleeve, can be used for being connected of cable connection and cable socket and equipment, can will be set in the outer interior casting die of cable socket by winding device fixes, overcome the defective of the existence such as existing thermal shrinkage type sleeve pipe, the advantage such as have protection against the tide, good mechanical property, reuse especially is fit to be applied in the communication line of subway engineering.
The utility model is achieved through the following technical solutions: interior voltage cable makes things convenient for adapter sleeve, can be used for being connected of the connection of cable and cable socket (that is: cable termination termination) and equipment, the defective that exists for overcoming prior art, the utility model is located at interior casting die and the winding device at cable socket place, described winding device is to be wrapped in the outer fastener of interior casting die, can be widely used in the cable joint of multiple industrial equipment the advantage such as have protection against the tide, good mechanical property, reuse.
In the prior art, take the thermal shrinkage type sleeve pipe as example, in its actual manufacturing process, must utilize thermal source and certain pressure just can operate construction.And interior casting die described in the utility model is the tubular structure that is set in the cable socket place, is provided with helicitic texture at the outer wall of described interior casting die, and described winding device is connected with interior casting die is active by helicitic texture, and is easy for installation, quick.During use, first cable is inserted in the winding device, then, cable socket is set in the interior casting die of tubular structure, winding device is screwed get final product again, can reuse repeatedly, saved greatly cost.
And be to realize moisture-proof function, at first should strengthen the sealing property of interior casting die, in the utility model, described interior casting die comprises the port that is anchored on the cable socket place, described winding device take port as starting point is tightened in interior casting die on, winding device comprises arrival end and fastening end, and its internal diameter reduces successively from arrival end to fastening end, and the minimum diameter of winding device equals the diameter of cable.
For better realizing its sealing property, described port is interior button shape structure, the inlet diameter of port equals the minimum diameter of winding device, on described interior casting die, also be provided with the strip gab that axially arranges more than, described strip gab screws and dwindles with winding device, by said structure as can be known, when winding device constantly screws, interior casting die reduces and is extruded with the winding device internal diameter, at this moment, strip gab screws and dwindles with winding device, when winding device screws, the hypotenuse structure then is interlocked with the inwall of winding device, and it is better fixing that cable is got.
The utility model can be used for being connected of cable socket and equipment, and at this moment, the quantity of described interior casting die is one, and its length is 20～24mm, and the other end at described interior casting die corresponding ports place then is enclosed construction.
Certainly, except above-mentioned application, the cable that the utility model also can be applicable to more than two interconnects, and the quantity of described interior casting die is more than two, the connector of casting die in the other end of casting die port is provided with and connects in corresponding, described connector and interior casting die form integrative-structure.
For better realizing the utility model, in described connector, also be provided with the connection cross section of casting die inner cable in the conducting, described connection cross section forms respectively the cavity structure of end sealing with interior casting die.
When connecting two cables, the quantity of described interior casting die is two, and its length is respectively 20～24mm, and the length of described connector is 4～8mm.
When connecting three cables, the quantity of described interior casting die is three, and its length is respectively 20～24mm, and the length of described connector is 8～12mm.
For effectively strengthening the ampacity of cable, the link of described adapter sleeve body for being done by aluminium or copper to form.
The utility model compared with prior art has the following advantages and beneficial effect:
(1) the utility model overcome existing joint sleeve can not reusable drawback, adopt helicitic texture to make that interior casting die and winding device are active to be connected, during use, winding device screwed get final product, operating process is simple, in practical engineering application, can not only effectively save engineering cost, also have the advantages such as easy for installation, quick.
(2) the utility model also has fabulous sealing, the internal diameter of winding device reduces gradually with screwing direction, in screwing process, can the compressing in casting die strip gab dwindle thereupon, its port can well be tightened up cable, interior button shape structure on its port can also be interlocked with the inwall of winding device, and it is better fixing that cable is got.
(3) the utility model can be used for being connected of being connected of cable socket and equipment and cable and cable, can be widely used in such as a plurality of fields such as electric power, petrochemical industry, metallurgy, railway port and buildings, in cable connects, realize the connection of circuit by the connection cross section in the connector, strengthened the stable of electric property, simultaneously, the adapter sleeve body then adopts aluminium or copper to form, the more effective ampacity of strengthening cable.
Description of drawings
Fig. 1 is the structural representation of the utility model when being used for cable termination and connecting.
Fig. 2 is the cutaway view of winding device shown in Figure 1.
Fig. 3 is the structural representation of the utility model when being used for two cables and connecting.
Fig. 4 is the cutaway view of interior casting die shown in Figure 3.
Fig. 5 is the left view of interior casting die shown in Figure 3.
Fig. 6 is the structural representation of the utility model when being used for three cables and connecting.
1-interior casting die wherein, 2-winding device, 3-strip gab, 4-port, 5-enclosed construction, 6-connector, 7-connect the cross section.
Embodiment
Below in conjunction with embodiment the utility model is described in further detail, but execution mode of the present utility model is not limited to this.
Embodiment 1:
Interior voltage cable makes things convenient for adapter sleeve, and its Main Function is in the junction of cable, cable and equipment.With regard to cable, when it dispatches from the factory, two ends all seal, after laying is complete, each section must be coupled together, make it become a continuous circuit, in actual application, cable is connected with cable, cable all will be the cable core strip off with being connected of equipment, and this has just destroyed original sealing fully, at this moment, the adapter sleeve body does not singly play electric connection function, its another Main Function seals the cable junction exactly, to keep original insulation level, can move safely and reliably, and be the defective that overcomes prior art, as: thermal shrinkage type sleeve pipe complicated operation, can not reuse; The problems such as machinery assembly type bobbin seal poor performance, present embodiment has proposed following structure: adapter sleeve comprises interior casting die 1 and the winding device 2 of being located at the cable socket place, winding device 2 is for being coated on the fastener outside the interior casting die 1.As shown in Figure 1, in the present embodiment, the quantity of interior casting die 1 is one, can realize being connected of cable socket and equipment, the advantage such as have protection against the tide, good mechanical property, reuse.
As shown in Figure 1, interior casting die 1 is for being set in the tubular structure at cable socket place, comprise the port 4 that is anchored on the cable socket place and the enclosed construction 5 of corresponding ports 4 other ends, also be provided with helicitic texture at the outer wall of interior casting die 1,2 of winding devices are by helicitic texture and interior 1 active connection of casting die.In the prior art, take the thermal shrinkage type sleeve pipe as example, in its actual manufacturing process, must utilize thermal source and certain pressure just can operate construction, and present embodiment has adopted the connected mode of screw thread, makes it easier for installation, quick.During use, cable is inserted in the winding device 2 first, then, cable socket is set in the interior casting die 1 along port 4, winding device 2 is screwed gets final product, can reuse repeatedly, saved greatly cost, in its structure, cable core contacts with the top of enclosed construction 5, and the realization cable is connected with equipment.
For realizing moisture-proof function, at first should strengthen the sealing property of interior casting die 1, in the present embodiment, winding device 2 take port 4 as starting point is tightened in interior casting die 1 on, winding device 2 comprises arrival end 8 and fastening end 9, the internal diameter of winding device 29 reduces to the fastening end successively from arrival end 8, as shown in Figure 2, its minimum diameter equals the diameter of cable, the structure of corresponding winding device 2, port 4 is interior button shape structure, the diameter of port 4 equals the minimum diameter of winding device 2, for better realizing said structure, on interior casting die 1, also be provided with the strip gab 3 that axially arranges more than, described strip gab 3 screws and dwindles with winding device 2, in said structure, when winding device 2 constantly screwed, interior casting die 1 reduced and is extruded with winding device 2 internal diameters, at this moment, strip gab 3 screws and dwindles with winding device 2, and simultaneously, interior button shape structure then is interlocked with the inwall of winding device 2, it is better fixing that cable is got, in the actual fabrication process, the length of interior casting die 1 can be made as 22mm, in the situation that guarantees electrical connection, can also effectively shorten the length of battery core, save cable material.
Embodiment 2:
The difference of present embodiment and embodiment 1 is: the other end of described interior casting die 1 corresponding ports 4 is connector 6, wherein, the quantity of interior casting die 1 and winding device 2 is respectively two, connector 6 can be realized the connection of two interior casting dies 1, and with its formation integrative-structure, its structure can be applicable to interconnecting of two cables as shown in Figure 3, guarantees the reliability service of cable and the sealing of junction.
Such as Fig. 4, shown in Figure 5, be provided with the connection cross section 7 of casting die 1 inner cable in the conducting in the connector 6, connect cross section 7 forms respectively end sealing with interior casting die 1 cavity structure, during use, respectively two cables are inserted in two winding devices 2, then, cable socket is set in as shown in Figure 3 interior casting die 1 along port 4 in, winding device 2 is screwed.In its structure, the cable core of two cables contacts with the cross section 7 that is connected of connector 6 respectively, satisfies the electrical connection of cable.In the actual fabrication process, the length of interior casting die 1 can be made as 22mm, and the length of connector 6 can be made as 6mm.
Embodiment 3:
Present embodiment only is that from the difference of embodiment 2 quantity of interior casting die 1 is different, present embodiment can be applicable to the connection of three above cables, the example that is connected to three cables, as shown in Figure 6, two interior casting dies 1 lay respectively at the two ends of connector 6,1 middle part that is positioned at connector 6 of the 3rd interior casting die, described interior casting die 1, connector 6 structure that is connected to form one, in the structure of connector 6, also be provided with the connection cross section 7 of realizing the cable core electrical connection, in the actual fabrication process, for saving effective use length of cable core, the length of interior casting die 1 can be made as 22mm, and the length of connector 6 can be made as 10mm.
The utlity model has simple in structure, easy to use, good seal performance and the advantage such as reusable, simultaneously, in manufacturing process, be the more effective ampacity of strengthening cable, the adapter sleeve body also should adopt aluminium or copper to form, in the utility model, no matter be winding device 2, or the integrative-structure of interior casting die 1 and connector 6 formation, all can adopt lathe to unify die casting and make, but material has not only been saved in one-shot forming, can also reduce production costs.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all falls within the protection range of the present utility model any simple modification, equivalent variations that above embodiment does.
Claims (10)
1. interior voltage cable makes things convenient for adapter sleeve, it is characterized in that: comprise interior casting die (1) and the winding device (2) of being located at the cable socket place, described winding device (2) is for being wrapped in the secure component outside the interior casting die (1).
2. interior voltage cable according to claim 1 makes things convenient for adapter sleeve, it is characterized in that: described interior casting die (1) is for being set in the tubular structure at cable socket place, outer wall at described interior casting die (1) is provided with helicitic texture, and described winding device (2) is by helicitic texture and active connection of interior casting die (1).
3. interior voltage cable according to claim 2 makes things convenient for adapter sleeve, it is characterized in that: described interior casting die (1) comprises the port (4) that is anchored on the cable socket place, described winding device (2) take port (4) as starting point is tightened in interior casting die (1) on, winding device (2) comprises arrival end (8) and fastening end (9), (9) reduce its internal diameter successively to the fastening end from arrival end (8), and the minimum diameter of winding device (2) equals the diameter of cable.
4. interior voltage cable according to claim 3 makes things convenient for adapter sleeve, it is characterized in that: described port (4) is interior button shape structure, the inlet diameter of port (4) equals the minimum diameter of winding device (2), also be provided with more than one the strip gab (3) that axially arranges on described interior casting die (1), described strip gab (3) screws and dwindles with winding device (2).
5. interior voltage cable according to claim 4 makes things convenient for adapter sleeve, it is characterized in that: the quantity of described interior casting die (1) is one, and its length is 20～24mm, and the other end of described interior casting die (1) corresponding ports (4) then is enclosed construction (5).
6. interior voltage cable according to claim 4 makes things convenient for adapter sleeve, it is characterized in that: the quantity of described interior casting die (1) is more than two, the other end of described interior casting die (1) corresponding ports (4) be provided with connect more than two in the connector (6) of casting die (1), described connector (6) and interior casting die (1) formation integrative-structure.
7. interior voltage cable according to claim 6 makes things convenient for adapter sleeve, it is characterized in that: also be provided with the connection cross section (7) of casting die in the conducting (1) inner cable in described connector (6), described connection cross section (7) forms respectively the cavity structure of end sealing with interior casting die (1).
8. interior voltage cable according to claim 7 makes things convenient for adapter sleeve, it is characterized in that: the quantity of described interior casting die (1) is two, and its length is respectively 20～24mm, and the length of described connector (6) is 4～8mm.
9. each described interior voltage cable makes things convenient for adapter sleeve according to claim 7, it is characterized in that: the quantity of described interior casting die (1) is three, and its length is respectively 20～24mm, and the length of described connector (6) is 8～12mm.
10. each described interior voltage cable makes things convenient for adapter sleeve according to claim 1～9, it is characterized in that: the link of described adapter sleeve for being done by aluminium or copper to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220477156 CN202797861U (en) | 2012-09-19 | 2012-09-19 | Convenient connecting sleeve for internal pressure cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220477156 CN202797861U (en) | 2012-09-19 | 2012-09-19 | Convenient connecting sleeve for internal pressure cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202797861U true CN202797861U (en) | 2013-03-13 |
Family
ID=47825039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220477156 Expired - Fee Related CN202797861U (en) | 2012-09-19 | 2012-09-19 | Convenient connecting sleeve for internal pressure cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202797861U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618280A (en) * | 2013-11-28 | 2014-03-05 | 沈阳兴华航空电器有限责任公司 | Oil filled type insulating sealing cable bunching structure |
| CN104701802A (en) * | 2014-05-25 | 2015-06-10 | 安徽工程大学 | Pressing connection ring used for cable joint |
| CN109149505A (en) * | 2018-09-07 | 2019-01-04 | 戴少武 | A kind of high voltage cable transition joint protective device based on physics constraint |
| CN109638748A (en) * | 2018-12-25 | 2019-04-16 | 广东电网有限责任公司 | A kind of power distribution room cable incoming-outgoing wire mouth plugging device |
-
2012
- 2012-09-19 CN CN 201220477156 patent/CN202797861U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618280A (en) * | 2013-11-28 | 2014-03-05 | 沈阳兴华航空电器有限责任公司 | Oil filled type insulating sealing cable bunching structure |
| CN103618280B (en) * | 2013-11-28 | 2016-04-27 | 沈阳兴华航空电器有限责任公司 | A kind of filling type insulated enclosure beamline construction |
| CN104701802A (en) * | 2014-05-25 | 2015-06-10 | 安徽工程大学 | Pressing connection ring used for cable joint |
| CN109149505A (en) * | 2018-09-07 | 2019-01-04 | 戴少武 | A kind of high voltage cable transition joint protective device based on physics constraint |
| CN109149505B (en) * | 2018-09-07 | 2020-01-14 | 扬州荣发滑线电气有限公司 | High-voltage cable intermediate head protector based on physics constraint |
| CN109638748A (en) * | 2018-12-25 | 2019-04-16 | 广东电网有限责任公司 | A kind of power distribution room cable incoming-outgoing wire mouth plugging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20130919 |