CN208126910U - A kind of mineral insulated cable with protective device - Google Patents
A kind of mineral insulated cable with protective device Download PDFInfo
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- CN208126910U CN208126910U CN201820265126.5U CN201820265126U CN208126910U CN 208126910 U CN208126910 U CN 208126910U CN 201820265126 U CN201820265126 U CN 201820265126U CN 208126910 U CN208126910 U CN 208126910U
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- China
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- inner cavity
- oversheath
- wall
- insulated cable
- mineral insulated
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Abstract
The utility model discloses a kind of mineral insulated cables with protective device of mineral insulated cable technical field,Including oversheath,Steel sheath is arranged in the inner cavity of the oversheath,Separation sleeve is arranged in the inner cavity of the steel sheath,Insulating layer is arranged in the inner cavity of the separation sleeve,Conductor is arranged in the inner cavity of the insulating layer,The outer wall setting protection lantern ring of the oversheath,The outer wall of the protection lantern ring is evenly arranged with fixed device,The fixed device includes fixed link,Connecting rod is arranged in the inner cavity of the fixed link,Spring steel plate is arranged in the bottom of the connecting rod,The bottom left and right ends of the spring steel plate are all connected with movable block,Adjustable spring is arranged in the opposite side of movable block described in two groups,The other end of the fixed device connects rotating handle by clamp device,More convenient mineral insulated cable can be protected not corroded,The internal structure of insulated cable can be connected more compact,It is easy to operate,It is easy to use.
Description
Technical field
The utility model relates to mineral insulated cable technical field, specially a kind of mineral insulation electricity with protective device
Cable.
Background technique
Mineral insulated cable is a kind of hard-line cable, be mainly used for small-signal transmission, therefore its to insulation values require compared with
Height, and should have corresponding safeguard measure when passing through special area.
Industrially, mineral insulated cable is widely used.But mineral insulated cable is being passed through such as grout off hole
When hole, humidity large area, the region for thering is water to influence or other particular surroundings, reduced in the prevalence of cable insulation value, cable
The problems such as intensity is inadequate brings adverse effect to the realization of cable feature.And common protection is being arranged in mineral insulated cable
It is typically all to increase structure in inside when device, cable difficulty of processing will be made to increase, also the connection between structure can be made inadequate
It is compact, it is easy to influence the use function of cable.
Utility model content
The purpose of this utility model is to provide a kind of mineral insulated cables with protective device, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of mineral insulation with protective device
Cable, including oversheath, the inner cavity of the oversheath are arranged steel sheath, and the inner cavity of the steel sheath is arranged separation sleeve, it is described every
Insulating layer is arranged in inner cavity from set, and conductor, the outer wall setting protection lantern ring of the oversheath, institute is arranged in the inner cavity of the insulating layer
The outer wall for stating protection lantern ring is evenly arranged with fixed device, and one end of fixation device sequentially passes through oversheath and steel sheath and consolidates
The outer wall of separation sleeve is set calmly, and the fixed device includes fixed link, and connecting rod, the company is arranged in the inner cavity of the fixed link
Spring steel plate is arranged in the bottom of extension bar, and the bottom left and right ends of the spring steel plate are all connected with movable block, movable block described in two groups
Opposite side adjustable spring is set, the other end of the fixed device connects rotating handle by clamp device.
Preferably, the clamp device includes fastening outer ring, and counterbore, and rotating handle is arranged in the top of the fastening outer ring
The connecting bracket that matches with counterbore of bottom setting, the inner wall setting fastening inner ring of the fastening outer ring, the fastening inner ring
Inner cavity be arranged elastic rubber ball.
Preferably, the through-hole that the outer wall of the oversheath and steel sheath is respectively provided with and fixed device matches, and through-hole
Preservative protective film is arranged in inner wall.
Preferably, the groove that the outer wall setting of the separation sleeve matches with fixed device, and the inner wall setting of groove with
The limiting slot that movable block matches.
Preferably, junction of the fixed device respectively with oversheath, steel sheath and separation sleeve is respectively provided with seal washer.
Preferably, plastics waterproofing protective film, and the seal of plastics waterproofing protective film is arranged in the outer wall of the protection lantern ring
The outer wall of clamp device is set, and plastics waterproofing protective film passes through sealing marine glue sealing.
Compared with prior art, the utility model has the beneficial effects that：
1, it does not need to increase structure in the inside of cable, only need before cabling through fixed device and fastening dress
The outside that lantern ring will be protected to be fixed on insulated cable is set, more convenient mineral insulated cable can be protected not corroded；
2, lantern ring can will not only be protected to be fixed on the outside of insulated cable by fixed device and clamp device, it can be with
The internal structure connection of insulated cable is more compact, it is easy to operate, it is easy to use.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model fixture structure schematic diagram；
Fig. 3 is the utility model clamp device structural schematic diagram.
In figure：1 oversheath, 2 steel sheaths, 3 separation sleeves, 4 insulating layers, 5 conductors, 6 protection lantern rings, 7 rotating handles, 8 fastenings
Device, 81 fastening outer rings, 82 counterbores, 83 elastic rubber balls, 84 fastening inner ring, 9 fixed devices, 91 fixed links, 92 connecting rods, 93
Spring steel plate, 94 movable blocks, 95 adjustable springs, 10 connecting brackets.
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
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution：A kind of mineral insulation electricity with protective device
Cable, including oversheath 1, the inner cavity of oversheath 1 are arranged steel sheath 2, and the inner cavity of steel sheath 2 is arranged separation sleeve 3, separation sleeve 3 it is interior
Insulating layer 4 is arranged in chamber, and conductor 5 is arranged in the inner cavity of insulating layer 4, and the outer wall setting protection lantern ring 6 of oversheath 1 protects the outer of lantern ring 6
Wall is evenly arranged with fixed device 9, and one end of fixed device 9 sequentially pass through oversheath 1 and steel sheath 2 and be fixed at every
Outer wall from set 3, fixed device 9 include fixed link 91, and connecting rod 92, the bottom of connecting rod 92 is arranged in the inner cavity of fixed link 91
Spring steel plate 93 is set, and the bottom left and right ends of spring steel plate 93 are all connected with movable block 94, outside the left and right sides of spring steel plate 93
Wall setting and the matched empty slot of movable block 94, and the other end of movable block 94 is set as half arc, makes fixed link 91 in grafting
It is not blocked, adjustable spring 95 is arranged in the opposite side of two groups of movable blocks 94, and the other end of fixed device 9 passes through clamp device 8
Connect rotating handle 7.
Wherein, clamp device 8 includes fastening outer ring 81, the top setting counterbore 82 of fastening outer ring 81, and rotating handle 7
The connecting bracket 10 that bottom setting matches with counterbore 82, can be convenient rotation by the cooperation between counterbore 82 and connecting bracket 10
Changing hands handle 7 drives clamp device 8 to rotate, the inner wall setting fastening inner ring 84 of fastening outer ring 81, the inner cavity setting of fastening inner ring 84
Elastic rubber ball 83 can make fastening 84 fastening effect of inner ring more preferable by elastic rubber ball 83；
The outer wall of oversheath 1 and steel sheath 2 is respectively provided with the through-hole to match with fixed device 9, and the inner wall setting of through-hole
Preservative protective film guarantees the integrality of structure, by preservative protective film can guarantee fixed device 9 respectively with oversheath 1 and steel
It the junction of sheath 2 will not be by aqueous corrosion；
The groove that the outer wall setting of separation sleeve 3 matches with fixed device 9, fixed device 9 is fixed in separation sleeve 3,
And the limiting slot that the inner wall setting of groove matches with movable block 94, fixed device 9 is limited by movable block 94 by limiting slot
Positioning is set；
Junction of the fixed device 9 respectively with oversheath 1, steel sheath 2 and separation sleeve 3 is respectively provided with seal washer, will not make
Water passes through the gap that fixed device 9 is generated with the junction of oversheath 1, steel sheath 2 and separation sleeve 3 respectively and penetrates into corrosion internal junction
Structure；
Protect the outer wall of lantern ring 6 that plastics waterproofing protective film is set, and the seal setting of plastics waterproofing protective film is fastening
The outer wall of device 8, and plastics waterproofing protective film extends insulated electro by sealing marine glue sealing, preferably protection insulated cable
The service life of cable.
Working principle：When laying mineral insulated cable, lantern ring 6 will be protected to be socketed in outer shield by fixed device 9 first
On set 1, fixed link 91 is sequentially inserted into outgoing call set 1 and steel sheath 2 and is fixed on separation sleeve 3, bullet is passed through by movable block 94
Property steel plate 93 and adjustable spring 95 are fixed on separation sleeve 3, clamp device 8 are socketed on fixed device 9, by rotating handle 7
It is matched with the counterbore 82 on fixed outer ring 81, rotating handle 7 drives fastening inner ring 84 to rotate on fixed device 9, to will protect
Sheath ring 6 is fastened on oversheath 1, while the connection between oversheath 1, steel sheath 2, separation sleeve 3 is more compact.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. steel is arranged in the inner cavity of a kind of mineral insulated cable with protective device, including oversheath (1), the oversheath (1)
Separation sleeve (3) are arranged in the inner cavity of sheath (2), the steel sheath (2), and insulating layer (4) are arranged in the inner cavity of the separation sleeve (3), institute
State inner cavity setting conductor (5) of insulating layer (4), it is characterised in that：Outer wall setting protection lantern ring (6) of the oversheath (1), institute
The outer wall for stating protection lantern ring (6) is evenly arranged with fixed device (9), and the one end of fixed device (9) sequentially passes through oversheath (1)
With steel sheath (2) and it is fixed at the outer walls of separation sleeve (3), the fixed device (9) includes fixed link (91), the fixation
Connecting rod (92) are arranged in the inner cavity of bar (91), and spring steel plate (93) are arranged in the bottom of the connecting rod (92), the spring steel plate
(93) bottom left and right ends are all connected with movable block (94), and adjustable spring is arranged in the opposite side of movable block described in two groups (94)
(95), the other end of the fixed device (9) passes through clamp device (8) connection rotating handle (7).
2. a kind of mineral insulated cable with protective device according to claim 1, it is characterised in that：The fastening dress
Setting (8) includes fastening outer ring (81), and counterbore (82) are arranged in the top of fastening outer ring (81), and the bottom of rotating handle (7)
The connecting bracket (10) to match with counterbore (82), inner wall setting fastening inner ring (84) of fastening outer ring (81), institute are set
State inner cavity setting elastic rubber ball (83) of fastening inner ring (84).
3. a kind of mineral insulated cable with protective device according to claim 1, it is characterised in that：The oversheath
(1) and the outer wall of steel sheath (2) is respectively provided with the through-hole to match with fixed device (9), and anti-corrosion protection is arranged in the inner wall of through-hole
Film.
4. a kind of mineral insulated cable with protective device according to claim 1, it is characterised in that：The separation sleeve
(3) groove that outer wall setting matches with fixed device (9), and the limit that the inner wall setting of groove matches with movable block (94)
Position slot.
5. a kind of mineral insulated cable with protective device according to claim 1, it is characterised in that：The fixed dress
It sets the junction of (9) respectively with oversheath (1), steel sheath (2) and separation sleeve (3) and is respectively provided with seal washer.
6. a kind of mineral insulated cable with protective device according to claim 1, it is characterised in that：The protective case
Plastics waterproofing protective film is arranged in the outer wall of ring (6), and the seal setting of plastics waterproofing protective film is in the outer of clamp device (8)
Wall, and plastics waterproofing protective film passes through sealing marine glue sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820265126.5U CN208126910U (en) | 2018-02-24 | 2018-02-24 | A kind of mineral insulated cable with protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820265126.5U CN208126910U (en) | 2018-02-24 | 2018-02-24 | A kind of mineral insulated cable with protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208126910U true CN208126910U (en) | 2018-11-20 |
Family
ID=64204383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820265126.5U Active CN208126910U (en) | 2018-02-24 | 2018-02-24 | A kind of mineral insulated cable with protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208126910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489856A (en) * | 2020-04-14 | 2020-08-04 | 张莉花 | Multiple protection cable |
-
2018
- 2018-02-24 CN CN201820265126.5U patent/CN208126910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489856A (en) * | 2020-04-14 | 2020-08-04 | 张莉花 | Multiple protection cable |
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