CN109802335A - A kind of cable and cable installs case with radiation protection protective layer - Google Patents
A kind of cable and cable installs case with radiation protection protective layer Download PDFInfo
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- CN109802335A CN109802335A CN201910171875.0A CN201910171875A CN109802335A CN 109802335 A CN109802335 A CN 109802335A CN 201910171875 A CN201910171875 A CN 201910171875A CN 109802335 A CN109802335 A CN 109802335A
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- cable
- radiation protection
- installs case
- protective layer
- radiation
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Abstract
The invention discloses a kind of cable with radiation protection protective layer and cable installs cases, the upper inside of the radiation protection cable installs case is provided with mounting blocks, the two sides of the mounting blocks are respectively and fixedly provided with connecting shaft, the end of the connecting shaft is rotatably connected to idler wheel, the idler wheel rolls in sliding slot, the sliding slot is arranged on the side wall of radiation protection cable installs case, threaded rod is fixed among the lower end of the mounting blocks, the lower end of the threaded rod is bolted with nut, cable is provided on the upside of the nut, the end of the cable is socketed on threaded rod, driven roller is provided with below the cable, the side wall of the driven roller and radiation protection cable installs case is rotatablely connected, the upper end of the mounting blocks is provided with traction device.The external radiation protection to cable is realized by above structure, while cable being facilitated to pass through radiation protection cable installs case, it is easy to operate, working efficiency is improved, the setting of the internal radiation protective layer of cable itself greatly improves the radiation protection ability of cable itself.
Description
Technical field
The invention belongs to field of cable technology, and in particular to a kind of cable and cable installation with radiation protection protective layer
Case.
Background technique
Wire and cable is to transmit electric energy, information and the wire product for realizing electromagnetic energy conversion, and the wire and cable of broad sense is also
The cable of referred to as cable, narrow sense refers to insulated cable, it may be defined as: the aggregate consisted of following parts；One or more
The clad that root insulated wire cores and each may have, total protective layer and outer jacket, cable can also have and additional not have
The conductor of insulation, to transmit electric energy, information and the wire product for realizing electromagnetic energy conversion.
In military project, this kind of special dimension of nuclear power, since working environment is extremely severe, it is therefore desirable to high temperature resistant, radiation hardness
Etc. characteristics special cable, existing cable and cable installs case are difficult to meet the requirement in above-mentioned field, and existing cable exists
Entire cable exposure in air, radiates direct irradiation by the external world when installation, and capability of resistance to radiation is poor, for this purpose, it is proposed that a kind of
It is provided with the cable of radiation protective layer in itself inside the cable installs case and cable for so that cable is isolated from the outside to solve the prior art
The problem of.
Summary of the invention
It is above-mentioned to solve the purpose of the present invention is to provide a kind of cable with radiation protection protective layer and cable installs case
The problem of cable radiation protection ability difference in existing nuclear power station is proposed in background technique.
To achieve the above object, present invention employs following technical solutions:
A kind of radiation protection cable installs case, surrounding inner wall are coated with radiation protection protective layer, the radiation protection cable installation
Case includes cable fixture, traction device and sliding equipment.
The upper inside of the radiation protection cable installs case is provided with mounting blocks, and the two sides of the mounting blocks are respectively and fixedly provided with company
Spindle, the end of the connecting shaft are rotatably connected to idler wheel, and the idler wheel rolls in sliding slot, and the sliding slot is arranged in radiation protection
On the side wall of cable installs case, threaded rod is fixed among the lower end of the mounting blocks, the lower end of the threaded rod is bolted with spiral shell
Mother is provided with cable on the upside of the nut, and the end of the cable is socketed on threaded rod, is provided with below the cable
The side wall of driven roller, the driven roller and radiation protection cable installs case is rotatablely connected, and the upper end of the mounting blocks is provided with traction
Device.
Preferably, the traction device includes link block, and the link block is fixed on mounting blocks, and the two of the link block
Side is respectively and fixedly provided with wirerope, and the wirerope runs through the inside of radiation protection cable installs case, and the wirerope is far from link block
One end end is fixed with winding shaft, and the both ends of the winding shaft are rotatably connected to support plate, and the support plate is fixed on gear
On plate.
Preferably, the baffle is fixed on the both ends end of radiation protection cable installs case, the radiation protection cable installs case
Upper end among be provided with avoid holes, the wirerope runs through baffle by avoid holes.
Preferably, one end end of the winding shaft is fixed with handwheel, and the upper end side of the handwheel is fixed with crank.
Preferably, the driven roller two sides are respectively and fixedly provided with limit plate.
A kind of cable with radiation protection protective layer by being installed according to above-mentioned radiation protection cable installs case, it is described
Cable includes oversheath, shielded layer, inner sheath, core wire and radiation protective layer, and the core wire is twisted by copper wire spiral, the core
The outside of line is wrapped up by radiation protective layer, is wrapped up on the outside of the radiation protective layer by inner sheath, by shielded layer packet on the outside of the inner sheath
It wraps up in, is wrapped up on the outside of the shielded layer by oversheath.
Preferably, the shielded layer is worked out by tinned copper wire, and the radiation protective layer is total by cross-linked ethylene-tetrafluoroethene
After polymer material is extruded using the processing method for squeezing tubular type, formed by irradiation processing.
Preferably, gap fills up gasket for packing between the inner sheath and radiation protective layer, and the gasket for packing and radiation protective layer are used
The filling of cable cream twists together.
Technical effect and advantage of the invention: a kind of cable with radiation protection protective layer proposed by the present invention, and it is existing
Technology is compared, and is had the advantage that
1, the present invention is by being socketed in the end of cable on threaded rod, and then nut is screwed to the lower end of threaded rod, into
And the end of cable is fixed on threaded rod, then rotates the crank far from threaded rod one end with hand, and then drives handwheel rotation
Turning, the rotation of handwheel drives winding shaft rotation, and the rotation for winding shaft drives wirerope-winding in winding shaft rotation, into
And wirerope pull link block move backward, and then drive mounting blocks movement, and then mounting blocks under the rolling of idler wheel along the chute
Move backward, so drive threaded rod move backward, and then drive cable end the inside of radiation protection cable installs case to
After move, until cable pass through radiation protection cable installs case the other end, and then realize cable threading, it is easy to operate, work
High-efficient, radiation protection cable installs case has carried out insulation blocking to internal cable, plays the role of reduced radiation；
2, by wrapping up radiation protective layer in the outside of core wire, radiation protective layer is copolymerized the present invention by cross-linked ethylene-tetrafluoroethene
After object material is extruded using the processing method for squeezing tubular type, is formed by irradiation processing, improve cable shielding property, oversheath
Shielded layer is provided between inner sheath, shielded layer is worked out by tinned copper wire, increases the fastness of cable, inner sheath and anti-
Gap between radiating layer fills up gasket for packing, and gasket for packing is made of PET crosslinking material, make cable have high flexibility, gasket for packing and
The filling of radiation protective layer cable cream twists together, and ensure that the waterproofness of core wire.
Detailed description of the invention
Fig. 1 is radiation protection cable installs case internal structure chart of the invention；
Fig. 2 is enlarged drawing at A of the invention；
Fig. 3 is shaft side figure of the invention；
Fig. 4 is enlarged drawing at B of the invention；
Fig. 5 is traction device structure chart of the invention；
Fig. 6 is construction of cable figure of the invention.
Appended drawing reference: 1, radiation protection cable installs case；2, mounting blocks；3, connecting shaft；4, idler wheel；5, sliding slot；6, threaded rod；
7, cable；701, oversheath；702, shielded layer；703, inner sheath；704, core wire；705, radiation protective layer；706, gasket for packing；707,
Cable cream；8, nut；9, driven roller；10, traction device；101, link block；102, wirerope；103, shaft is wound；104, it supports
Plate；105, baffle；106, avoid holes；107, handwheel；108, crank；11, limit plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Herein
Described specific embodiment is only used to explain the present invention, is not intended to limit the present invention.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
The present invention provides a kind of radiation protection cable installs case 1 as shown in Figs. 1-5, surrounding inner wall is coated with radiation protection
Protective layer or radiation protection or shielding processing Jing Guo special (profession), are wanted with meeting the radiation protection of the special dimensions such as military project, nuclear power
It asks.
The radiation protection cable installs case 1 includes cable fixture, traction device 10 and sliding equipment.
Shown in Fig. 5, the inlet wire inlet inside of the radiation protection cable installs case 1, institute is arranged in the cable fixture
Stating cable fixture includes mounting blocks 2, threaded rod 6 and nut 8, wherein the inlet wire entrance is arranged in the mounting blocks 2
The top of inside, downside is intermediate to be fixedly connected with the threaded rod 6, and the end of cable 7, the spiral shell are socketed on the threaded rod 6
Mother 8 is bolted in the end of the threaded rod 6, for fastening the end of the cable 7.
Shown in Fig. 1 and 2, the traction device 10 includes link block 101, wirerope 102 and winding shaft 103, wherein institute
It states link block 101 to be fixed on the mounting blocks 2, the two sides of the link block 101 are respectively and fixedly provided with wirerope 102, the steel wire
Rope 102 runs through the inside of radiation protection cable installs case 1, and one end end of the wirerope 102 far from link block 101 is fixed
Winding shaft 103 is stated, it is mobile in the inside of radiation protection cable installs case 1 that the winding shaft 103 draws the wirerope 102.
Shown in Fig. 1 and 5, the sliding equipment includes idler wheel 4, sliding slot 5 and driven roller 9, wherein the idler wheel 4 passes through company
Spindle 3 is fixed on the two sides of the mounting blocks 2, and the internal side wall of the radiation protection cable installs case 1 is arranged in the sliding slot 5
On, rotating direction of the idler wheel 4 in the sliding slot 5 is consistent with the moving direction of the wirerope 102；The driven roller 9
It is rotatablely connected with the side wall lower ends of the radiation protection cable installs case 1, it is mobile for cable 7 described in auxiliary pushing.
Shown in Fig. 3-5, the both ends end of the radiation protection cable installs case 1 is fixed with baffle 105, the baffle 105
Avoid holes 106 are provided among upper end, the wirerope 102 is by avoid holes 106 through the radiation protection cable installs case 1
It is internal.The lower part of the baffle 105 is equipped with opening, for cable 7 to be installed to the cable fixture, and makes institute
Stating cable 7 can be through the opening of the baffle 105 at 1 both ends of radiation protection cable installs case, inside radiation protection cable installs case 1
Movement, realize threading.The setting of the baffle 105 plays the role of that block 2 is mounted, and prevents mounting blocks 2 from skidding off radiation protection
Cable installs case 1, plays limit, protective effect, and the setting of avoid holes 106 makes wirerope 102 by avoid holes 106 through described
The baffle 105 at 1 both ends of radiation protection cable installs case.
A kind of radiation protection cable installs case disclosed by the invention, in the inlet wire inlet of the radiation protection cable installs case 1,
The end of cable 7 is socketed on threaded rod 6, then nut 8 is screwed to the lower end of threaded rod 6, and the end thread of cable 7 is tight
Gu, then in the other end of the radiation protection cable installs case 1 far from the inlet wire entrance, being shaken with hand rotation on threaded rod 6
108, and then handwheel 107 is driven to rotate, the rotation of handwheel 107 drives winding shaft 103 to rotate, and winds the rotation of shaft 103
It drives the wirerope 102 constantly to pull out 1 inside of radiation protection cable installs case and is wrapped in winding shaft 103, from
And wirerope 102 pulls link block 101 to move that (the i.e. described radiation protection cable installs case 1 is far from the another of the inlet wire entrance backward
One extreme direction), and then mounting blocks 2 is driven to move, mounting blocks 2 drive while 5 move backward along the chute under the rolling of idler wheel 4
Threaded rod 6 moves backward, and then the end of cable 7 is driven to move backward in the inside of radiation protection cable installs case 1, until cable
7 pass through the other end of radiation protection cable installs case 1, thus realize movement of the cable 7 inside radiation protection cable installs case 1, it is real
It now threads, easy to operate, work efficiency is high, and the cable 7 of 1 pair of inside of radiation protection cable installs case has carried out insulation blocking, plays
The effect of reduced radiation.
Preferably, the mounting blocks 2 are to have certain thickness tabular or lower surface to offer the arc for conforming to cable 7
The plate of groove increases the frictional force of contact area and contact, prevents cable 7 for being in close contact with the periphery of the cable 7
It reverses or slides in the cable fixture, preferably fix the end of cable 7.
Preferably, one end end of the winding shaft 103 is fixed with handwheel 107, the upper end side of the handwheel 107 is solid
Surely there is crank 108.
By using above-mentioned technical proposal, facilitates and handwheel 107 is rotated by crank 108 with hand, and then pull wirerope 102
The movement for realizing mounting blocks 2 facilitates work, saves strength.
Preferably, the driven roller 9 is the smooth roller in surface, two sides are respectively and fixedly provided with limit plate 11.
By using above-mentioned technical proposal, the smooth roller in surface is moved for cable 7 described in auxiliary pushing, is limited
Tether cable 7 is played the role of in the setting of plate 11, prevents cable 7 when sliding in driven roller 9, double swerve, plays limit and makees
With.
Shown in Fig. 6, there is anti-spoke by what above-mentioned radiation protection cable installs case was installed the invention also discloses a kind of
The cable 7 of protective layer is penetrated, the cable 7 includes oversheath 701, shielded layer 702, inner sheath 703, core wire 704 and radiation protective layer
705, the core wire 704 is twisted by copper wire spiral, and the outside of the core wire 704 is wrapped up by radiation protective layer 705, the anti-spoke
It penetrates 705 outside of layer to be wrapped up by inner sheath 703,703 outside of inner sheath is wrapped up by shielded layer 702,702 outside of shielded layer
It is wrapped up by oversheath 701.
By using above-mentioned technical proposal, the radiation protection ability of cable 7 is improved, enhances the toughness and Resisting fractre energy of cable 7
Power.
Preferably, the shielded layer 702 is worked out by tinned copper wire, the radiation protective layer 705 is by cross-linked ethylene-tetrafluoro
After ethylene copolymer materials are extruded using the processing method for squeezing tubular type, formed by irradiation processing.
By using above-mentioned technical proposal, shielded layer 702 keeps 7 shielding of cable good, and transmission speed is fast, radiation protective layer 705
Improve the radiation protection ability of cable 7.
Preferably, gap fills up gasket for packing 706, the gasket for packing 706 between the inner sheath 703 and radiation protective layer 705
It is filled and is twisted together with cable cream 707 with radiation protective layer 705.
By using above-mentioned technical proposal, make cable 7 that there is high flexibility, enhances the intensity and toughness of cable 7.
Cable 7 disclosed by the invention with radiation protection protective layer, by wrapping up radiation protective layer in the outside of core wire 704
705, after radiation protective layer 705 is extruded by crosslinked ethene-tetrafluoroethylene copolymer material using the processing method for squeezing tubular type, by spoke
According to being process, 7 shielding property of cable is improved, shielded layer 702 is provided between oversheath 701 and inner sheath 703, is shielded
Layer 702 is worked out by tinned copper wire, increases the fastness of cable 7, the gap plug between inner sheath 703 and radiation protective layer 705
Full gasket for packing 706, gasket for packing 706 are made of PET crosslinking material, and cable 7 is made to have high flexibility, gasket for packing 706 and radiation protective layer
705 are twisted together with the filling of cable cream 707, ensure that the waterproofness of core wire 704.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (9)
1. a kind of radiation protection cable installs case (1), surrounding inner wall is coated with radiation protection protective layer, it is characterised in that:
The radiation protection cable installs case (1) includes cable fixture, traction device (10) and sliding equipment；
The inlet wire inlet inside in the radiation protection cable installs case (1) is arranged in the cable fixture, and the cable is fixed
Device includes mounting blocks (2), threaded rod (6) and nut (8), wherein the mounting blocks (2) are arranged in the inlet wire entrance
The top of side, downside is intermediate to be fixedly connected the threaded rod (6), and the end of cable (7), institute are socketed on the threaded rod (6)
The end that nut (8) is bolted in the threaded rod (6) is stated, for fastening the end of the cable (7)；
The traction device (10) includes link block (101), wirerope (102) and winding shaft (103), wherein the connection
Block (101) is fixed on the mounting blocks (2), and the two sides of the link block (101) are respectively and fixedly provided with wirerope (102), the steel
Cord (102) runs through the inside of radiation protection cable installs case (1), one end end of the wirerope (102) far from link block (101)
Portion is fixed with the winding shaft (103), and the winding shaft (103) is drawn the wirerope (102) and pacified in radiation protection cable
The inside of vanning (1) is mobile；
The sliding equipment includes idler wheel (4), sliding slot (5) and driven roller (9), wherein the idler wheel (4) passes through connecting shaft (3)
It is fixed on the two sides of the mounting blocks (2), internal side wall of sliding slot (5) setting in the radiation protection cable installs case (1)
On, rotating direction of the idler wheel (4) in the sliding slot (5) is consistent with the moving direction of the wirerope (102)；The drive
The side wall lower ends of dynamic roller (9) and the radiation protection cable installs case (1) are rotatablely connected, and are moved for cable (7) described in auxiliary pushing
It is dynamic.
2. a kind of radiation protection cable installs case according to claim 1, it is characterised in that: the radiation protection cable installs case
(1) both ends end is fixed with baffle (105), is provided with avoid holes (106), the steel among the upper end of the baffle (105)
Cord (102) runs through the inside of the radiation protection cable installs case (1) by avoid holes (106).
3. a kind of radiation protection cable installs case according to claim 1, it is characterised in that: winding shaft (103)
Both ends are rotatably connected to support plate (104), and the support plate (104) is fixed on the outside of the baffle (105).
4. a kind of radiation protection cable installs case according to claim 1, it is characterised in that:
The mounting blocks (2) are to have certain thickness tabular or lower surface to offer the arc groove for conforming to cable (7)
Plate.
5. a kind of radiation protection cable installs case according to claim 1-4, it is characterised in that: the winding shaft
(103) one end end is fixed with handwheel (107), and the upper end side of the handwheel (107) is fixed with crank (108).
6. a kind of radiation protection cable installs case according to claim 1-5, it is characterised in that: the driven roller
(9) roller smooth for surface, two sides are respectively and fixedly provided with limit plate (11).
7. a kind of have radiation protection by what radiation protection cable installs case according to claim 1-6 was installed
The cable of protective layer, it is characterised in that: the cable (7) includes oversheath (701), shielded layer (702), inner sheath (703), core
Line (704) and radiation protective layer (705), the core wire (704) are twisted by copper wire spiral, the outside quilt of the core wire (704)
Radiation protective layer (705) package, radiation protective layer (705) outside is wrapped up by inner sheath (703), on the outside of the inner sheath (703)
It is wrapped up by shielded layer (702), is wrapped up on the outside of the shielded layer (702) by oversheath (701).
8. a kind of cable with radiation protection protective layer according to claim 7, it is characterised in that: the shielded layer
(702) it is worked out by tinned copper wire, the radiation protective layer (705) is by crosslinked ethene-tetrafluoroethylene copolymer material using crowded
After the processing method of tubular type extrudes, formed by irradiation processing.
9. a kind of cable with radiation protection protective layer according to claim 7, it is characterised in that: the inner sheath
(703) gap fills up gasket for packing (706) between radiation protective layer (705), and the gasket for packing (706) and radiation protective layer (705) are used
Cable cream (707) filling twists together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910171875.0A CN109802335A (en) | 2019-03-11 | 2019-03-11 | A kind of cable and cable installs case with radiation protection protective layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910171875.0A CN109802335A (en) | 2019-03-11 | 2019-03-11 | A kind of cable and cable installs case with radiation protection protective layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109802335A true CN109802335A (en) | 2019-05-24 |
Family
ID=66561696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910171875.0A Withdrawn CN109802335A (en) | 2019-03-11 | 2019-03-11 | A kind of cable and cable installs case with radiation protection protective layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109802335A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111668742A (en) * | 2020-06-28 | 2020-09-15 | 广东电网有限责任公司 | Power metering box inlet wire cable auxiliary installation device |
-
2019
- 2019-03-11 CN CN201910171875.0A patent/CN109802335A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111668742A (en) * | 2020-06-28 | 2020-09-15 | 广东电网有限责任公司 | Power metering box inlet wire cable auxiliary installation device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190524 |