CN215007565U - Magnesium oxide rod for insulated cable - Google Patents
Magnesium oxide rod for insulated cable Download PDFInfo
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- CN215007565U CN215007565U CN202121663155.5U CN202121663155U CN215007565U CN 215007565 U CN215007565 U CN 215007565U CN 202121663155 U CN202121663155 U CN 202121663155U CN 215007565 U CN215007565 U CN 215007565U
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- magnesium oxide
- oxide rod
- cable
- rubber sleeve
- outer sheath
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Abstract
The utility model discloses a magnesium oxide rod for an insulated cable, which comprises an outer sheath, wherein a rubber sleeve is sleeved outside the outer sheath, threads are arranged on one side of the bottom end of the rubber sleeve, the bottom of the rubber sleeve is in threaded connection with a threaded sleeve, a spacer is arranged inside the rubber sleeve, a layer of first insulating glue is respectively arranged among the spacer, the rubber sleeve and the outer sheath, a layer of steel belt armor, an inner sheath and a cable wrapping tape are sequentially arranged inside the outer sheath, the magnesium oxide rod is arranged inside the cable wrapping tape, the cable wrapping tape can be mutually laminated with the magnesium oxide rod, a plurality of through holes are arranged inside the magnesium oxide rod, a layer of second insulating glue is arranged inside the through holes, and a copper wire is arranged inside the second insulating glue in a laminating manner; this kind of magnesium oxide stick that insulated cable used, insulating effect is better, and the person of facilitating the use cuts the cable, and simple structure is reasonable, has higher practicality, is convenient for extensively use widely.
Description
Technical Field
The utility model relates to a magnesium oxide stick technical field specifically is a magnesium oxide stick that insulated cable used.
Background
The magnesium oxide is a basic oxide, has the general characteristics of the basic oxide and belongs to a cementing material. The magnesium oxide is white or grey white powder, odorless, tasteless and nontoxic, is a typical alkaline earth metal oxide, has excellent alkali resistance and electrical insulation at high temperature, and can be used as a flame retardant.
The existing magnesium oxide rod is arranged in a cable for insulation, so that the insulation effect is difficult to improve, and when the cable is connected midway, the copper wire is easily cut by cutting the peeling length of a breakpoint, so that the improvement is made, and the magnesium oxide rod for the insulated cable is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a magnesium oxide stick that insulated cable used, including the oversheath, oversheath outside cover is equipped with the gum cover, gum cover bottom one side is equipped with the screw thread, just gum cover bottom threaded connection thread bush, gum cover internally mounted has the spacing block, just be equipped with the first insulating cement of one deck between spacing block, gum cover and the oversheath respectively, inside one deck steel band armor, inner sheath and the cable band of being equipped with in proper order of oversheath, cable band internally mounted has the magnesium oxide stick, just the cable band can laminate with the magnesium oxide stick each other, the inside a plurality of through-holes that are equipped with of magnesium oxide stick, and is a plurality of the inside one deck second insulating cement that all is equipped with of through-hole, the inside copper conductor that all laminates of second insulating cement.
As an optimal technical scheme of the utility model, the inside a plurality of through-holes that are equipped with of separator, just a plurality of through-holes and copper conductor laminate each other.
As an optimal technical scheme of the utility model, the copper conductor outside is being equipped with the one deck third insulating cement near the spacing block top.
As an optimized technical scheme of the utility model, oversheath internally mounted has the rope of tearing.
As an optimized technical scheme of the utility model, the first insulation is glued for the thermoplastic and is glued the material.
As an optimal technical scheme of the utility model, the second insulating cement is epoxy cable glue material.
As an optimal technical scheme of the utility model, the third insulating cement is the cable glue material.
The utility model has the advantages that:
1. the magnesium oxide rod for the insulated cable is used by matching the outer sheath, the rubber sleeve and the threaded sleeve, the threaded sleeve is screwed after the outer sheath is sleeved with the rubber sleeve, the cable is convenient to fix, the copper conductor is sleeved with the spacer, and then the bottom of the spacer is provided with a layer of first insulating glue which is attached to the inside of the rubber sleeve, so that the crimping effect is achieved, and a user can conveniently perform midway joint on the cable;
2. according to the magnesium oxide rod for the insulated cable, the plurality of through holes are formed in the magnesium oxide rod, the second insulating glue layer is arranged in the magnesium oxide rod, when the cable needs to be connected midway, the cutting of the peeling length of a breakpoint needs to be carried out, and when a user finds that the position of the second insulating glue is cut, the cutting can be carried out more carefully, so that a copper wire is prevented from being cut; this kind of magnesium oxide stick that insulated cable used, insulating effect is better, and the person of facilitating the use cuts the cable, and simple structure is reasonable, has higher practicality, is convenient for extensively use widely.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a perspective view of a magnesium oxide rod for an insulated cable according to the present invention;
FIG. 2 is an exploded view of a magnesium oxide rod for an insulated cable according to the present invention;
FIG. 3 is an internal schematic view of a magnesium oxide rod outer sheath for an insulated cable according to the present invention;
fig. 4 is a schematic cross-sectional structure view of the magnesium oxide rod outer sheath for the insulated cable of the present invention.
In the figure: 1. an outer sheath; 2. a threaded sleeve; 3. a rubber sleeve; 4. a separator; 5. third insulating glue; 6. a copper wire; 7. a first insulating glue; 8. a second insulating glue; 9. a magnesium oxide rod; 10. a cable tie; 11. an inner sheath; 12. steel tape armoring; 13. and (6) tearing the rope.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-4, the utility model relates to a magnesium oxide stick that insulated cable used, including oversheath 1, a serial communication port, oversheath 1 outside cover is equipped with gum cover 3, 3 bottom one sides of gum cover are equipped with the screw thread, and 3 bottom threaded connection thread bush 2 of gum cover, 3 internally mounted of gum cover have spacer 4, and spacer 4, be equipped with the first insulating cement 7 of one deck respectively between gum cover 3 and the oversheath 1, oversheath 1 is inside to be equipped with one deck steel band armor 12 in proper order, inner sheath 11 and cable belting 10, cable belting 10 internally mounted has magnesium oxide stick 9, and cable belting 10 can laminate each other with magnesium oxide stick 9, the inside a plurality of through-holes that is equipped with of magnesium oxide stick 9, the inside one deck second insulating cement 8 that all is equipped with of a plurality of through-holes, copper conductor 6 is installed in the inside laminating of second insulating cement 8.
Wherein, the inside a plurality of through-holes that are equipped with of spacing block 4, and a plurality of through-holes and copper wire 6 laminate each other, and convenient to use person keeps apart a plurality of copper wire 6, and convenient to use person carries out the crimping.
Wherein, the outer side of the copper wire 6 is provided with a layer of third insulating glue 5 near the top of the spacer 4, so that the copper wire 6 can be conveniently connected with an external power supply.
Wherein, oversheath 1 internally mounted has to tear rope 13, exerts the pulling force to tearing rope 13, is convenient for tear oversheath 1.
Wherein, first insulating cement 7 is the thermoplastic material, and the thermoplastic material is often used for pouring cable joint, and it is better to pour into a mould cable joint effect.
The second insulating glue 8 is made of epoxy cable glue, the sealing performance of the epoxy cable glue is good, and the second insulating glue 8 is conveniently smeared between the copper wire 6 and the magnesium oxide rod 9.
Wherein, third insulating cement 5 is the cable and glues the material, and the cable glues the material moisture resistance better, is convenient for the user to carry out external power supply to copper wire 6.
The working principle is as follows: when the cable joint is used, when the cable needs to be connected midway, firstly, the outer sheath 1 is dehumidified, the outer sheath 1 is peeled at a breakpoint by using a tool, the outer sheath 1 can be easily peeled after a tearing rope 13 arranged in the outer sheath 1 applies a tensile force, at this time, the copper wire 6 is carefully separated from a magnesium oxide rod 9, a steel strip armor 12, a cable wrapping tape 10, an inner sheath 11 and a second insulating glue 8 which are arranged in the outer sheath 1 by using the tool, then a proper amount of the copper wire 6 is exposed in the air, the outer sheath 1 arranged at the bottom of the copper wire 6 exposed in the air is sleeved with a rubber sleeve 3, a threaded sleeve 2 is screwed tightly and fixed, then the copper wire 6 passes through a spacing piece 4, a layer of first insulating glue 7 is smeared among the spacing piece 4, the rubber sleeve 3 and the copper wire 6, a layer of third insulating glue 5 is sleeved outside the copper wire 6 at the top of the spacing piece 4, finally, connecting the copper wire 6 into a power supply; this kind of magnesium oxide stick 9 that insulated cable used, insulating effect is better, and the person of facilitating the use cuts the cable, and simple structure is reasonable, has higher practicality, is convenient for extensively use widely.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A magnesium oxide rod for an insulated cable comprises an outer sheath (1) and is characterized in that a rubber sleeve (3) is sleeved on the outer side of the outer sheath (1), threads are arranged on one side of the bottom end of the rubber sleeve (3), the bottom of the rubber sleeve (3) is in threaded connection with a threaded sleeve (2), a spacer (4) is installed inside the rubber sleeve (3), a layer of first insulating glue (7) is arranged among the spacer (4), the rubber sleeve (3) and the outer sheath (1) respectively, a layer of steel strip armor (12), an inner sheath (11) and a cable wrapping tape (10) are sequentially arranged inside the outer sheath (1), the magnesium oxide rod (9) is installed inside the cable wrapping tape (10), the cable wrapping tape (10) can be mutually attached to the magnesium oxide rod (9), a plurality of through holes are formed inside the magnesium oxide rod (9), a layer of second insulating glue (8) is arranged inside each through hole, and copper wires (6) are attached to the inner part of the second insulating glue (8).
2. The magnesium oxide rod for the insulated cable according to claim 1, wherein a plurality of through holes are formed in the spacer (4), and the through holes are attached to the copper conductor (6).
3. A magnesium oxide rod for an insulated cable according to claim 1, characterized in that the outside of the copper conductor (6) is provided with a layer of a third insulating glue (5) near the top of the spacer (4).
4. A magnesium oxide rod for an insulated cable according to claim 1, characterized in that a ripcord (13) is installed inside the outer sheath (1).
5. A magnesium oxide rod for an insulated cable according to claim 1, characterized in that said first insulating glue (7) is a thermoplastic glue.
6. A magnesium oxide rod for an insulated cable according to claim 1, wherein the second insulating glue (8) is an epoxy cable glue.
7. A magnesium oxide rod for an insulated cable according to claim 3, characterized in that the third insulating glue (5) is a cable glue material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121663155.5U CN215007565U (en) | 2021-07-21 | 2021-07-21 | Magnesium oxide rod for insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121663155.5U CN215007565U (en) | 2021-07-21 | 2021-07-21 | Magnesium oxide rod for insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215007565U true CN215007565U (en) | 2021-12-03 |
Family
ID=79123792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121663155.5U Active CN215007565U (en) | 2021-07-21 | 2021-07-21 | Magnesium oxide rod for insulated cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215007565U (en) |
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2021
- 2021-07-21 CN CN202121663155.5U patent/CN215007565U/en active Active
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