CN112017816B

CN112017816B - Fluoroplastic insulation and sheath high-temperature-resistant shielding control cable

Info

Publication number: CN112017816B
Application number: CN202010886351.2A
Authority: CN
Inventors: 余学东; 张常兵; 王红; 田东升; 刘忠发; 刘欢欢
Original assignee: Anhui Guoxin Cable Polytron Technologies Inc
Current assignee: Anhui Guoxin Cable Polytron Technologies Inc
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2022-02-11
Anticipated expiration: 2040-08-28
Also published as: CN112017816A

Abstract

The invention discloses a fluoroplastic insulation and sheath high-temperature-resistant shielding control cable which comprises an outer protective sleeve, wherein an insulation protective sleeve is arranged in the outer protective sleeve, three groups of first spring shafts are connected to the inner side wall of the outer protective sleeve, two groups of first buffer plates are connected to the three groups of first spring shafts, the upper outer side wall of each first buffer plate is fixedly connected with a first rubber pad, three groups of first elastic columns are fixedly connected to the outer side wall of the insulation protective sleeve, three groups of second spring shafts are connected to the outer side wall of the insulation protective sleeve, and two groups of second buffer plates are connected to the three groups of second spring shafts. The invention reduces the impact force applied to the inside of the cable, prevents the inside of the cable from being damaged directly due to the collision of an external object and the cable, plays a good role in buffering and protecting, can prevent the inner insulating sleeve from sliding relatively when the inside of the control cable is collided, plays a role in tightly clamping, and has good stability.

Description

Fluoroplastic insulation and sheath high-temperature-resistant shielding control cable

Technical Field

The invention belongs to the field of computer cables, and particularly relates to a fluoroplastic insulation and sheath high-temperature-resistant shielding control cable.

Background

The control cable is used for transmitting control electric signals, the existing control cable mainly comprises core wires, an insulating layer, a shielding layer and a sheath, the insulating layer is coated outside the core wires and forms a wire concentration bundle by a plurality of wires, the shielding layer is coated outside the wire concentration bundle, the shielding layer is used for avoiding the influence of an external electromagnetic field on the transmission signals, and because the signals transmitted by the core wires in the wire concentration bundle are different, the core wires can also interfere with each other to cause the deviation of the transmitted signals. Most of the existing control cables are made of flammable materials, cannot resist high temperature and have poor insulating property;

present shielding control cable still has certain defect when using, certain collision takes place for the cable all with the external world under most conditions, and present shielding control cable can not avoid external object and cable to bump the impaired of direct cable inside that causes often, do not play fine buffering guard action, and control cable is inside to receive the collision and can cause the internal insulation cover to take place the relative slip often, do not play the effect of inseparable centre gripping, stability ratio is relatively poor, consequently, need design a fluoroplastics is insulating and the high temperature resistant shielding control cable of sheath.

Disclosure of Invention

The invention aims to provide a fluoroplastic insulation and sheath high-temperature-resistant shielding control cable, which mainly solves the problems that the existing shielding control cable has certain defects when in use, the cable can collide with the outside to a certain extent in most cases, the existing shielding control cable cannot directly damage the inside of the cable when an external object collides with the cable, a good buffering protection effect is not achieved, the inner insulation sleeve can slide relatively when the inside of the control cable is collided, a tight clamping effect is not achieved, and the stability is poor.

The purpose of the invention can be realized by the following technical scheme:

a fluoroplastic insulating and sheath high-temperature-resistant shielding control cable comprises an outer protective sleeve, wherein an insulating protective sleeve is arranged inside the outer protective sleeve, three groups of first spring shafts are connected to the inner side wall of the outer protective sleeve, two groups of first buffer plates are connected to the first spring shafts, rubber pads are fixedly connected to the upper outer side wall of the first buffer plates, three groups of first elastic columns are fixedly connected to the outer side wall of the insulating protective sleeve, three groups of second spring shafts are connected to the outer side wall of the insulating protective sleeve, two groups of second buffer plates are connected to the second spring shafts, rubber pads are fixedly connected to the outer side walls of the buffer plates, three groups of second elastic columns are fixedly connected to the inner side wall of the outer protective sleeve, a first magnetic sheet and a second magnetic sheet are fixedly mounted on the outer side wall of each of the two groups of rubber pads, a third magnetic sheet and a fourth magnetic sheet are fixedly mounted on the outer side walls of each of the two groups of rubber pads, a plurality of groups of elastic lugs are fixedly connected to the outer side wall of the outer protective sleeve.

As a further scheme of the invention: the outer protective sleeve is made of fluoroplastic materials, and a plurality of groups of elastic lugs are uniformly distributed on the outer side wall of the outer protective sleeve at equal intervals.

As a further scheme of the invention: and the first buffer plate and the second buffer plate are movably arranged between the outer protective sleeve and the insulating protective sleeve through the first spring shaft and the second spring shaft respectively.

As a further scheme of the invention: and the first elastic columns and the second elastic columns are distributed on the insulating protective sleeve and the outer protective sleeve at equal intervals respectively, one elastic column is positioned between the first buffer plates, and the second elastic column is positioned between the second buffer plates.

As a further scheme of the invention: the first magnetic sheet and the second magnetic sheet are designed to be opposite magnets, the third magnetic sheet and the fourth magnetic sheet are designed to be opposite magnets, and the first magnetic sheet and the third magnetic sheet and the second magnetic sheet and the fourth magnetic sheet are respectively same-pole magnets.

As a further scheme of the invention: the utility model discloses a flexible metal pole, including insulating protective sheath, flexible metal pole lateral wall, connecting baffle two, the inside and outside that is located flexible metal pole of insulating protective sheath is provided with three internal insulation cover of group, fixedly connected with two connecting baffle on the insulating protective sheath inside wall, fixedly connected with glues glutinous post between connecting baffle one and the connecting baffle two, the inside outside that just is located flexible metal pole of insulating protective sheath is provided with three internal insulation cover, fixedly connected with fixed plate on the insulating protective sheath inside wall, six groups equal fixedly connected with grip block on the fixed plate, insulating protective sheath is close to the internal insulation cover outside and all is provided with the rubber diaphragm, three groups the inside intermediate position of internal insulation cover all is provided with the protection neutral conductor, three groups the inside protection neutral conductor outside of being close to of internal insulation cover all is provided with the signal line.

As a further scheme of the invention: the two groups of inner insulating sleeves are symmetrically arranged relative to the soft metal rod, and the three groups of inner insulating sleeves are respectively and tightly attached to the adhesive columns.

As a further scheme of the invention: the shape of six groups of grip blocks all designs for the cambered surface type, and three groups interior insulation cover is located respectively between two sets of grip blocks, and interior insulation cover and grip block closely laminate.

The invention has the beneficial effects that:

1. when control cable bumps with the external world, buffer board I and buffer board II are respectively through spring axle one and spring axle two slow rotations between outer protective sheath and insulating protective sheath, make the contained angle grow between two sets of buffer board I and two sets of buffer board II, rubber pad I hinders buffer board I and buffer board II's rotation respectively with rubber pad two this moment, and magnetic sheet and No. three magnetic sheet and No. two magnetic sheets and No. four magnetic sheets are designed for like polarity magnet and mutual repulsion respectively, further hinder buffer board I and buffer board two's rotation, the inside impact force that receives of cable has been reduced, avoid external object and cable to bump and directly cause the inside impaired of cable, play fine buffering guard action.

2. During manufacturing of the control cable, the three groups of inner insulation sleeves are placed outside the soft metal rod at equal intervals, are tightly attached and placed between the two groups of clamping plates respectively, enable the adhesive columns between the first connecting partition plate and the second connecting partition plate to be adhered and adhered with the inner insulation sleeves, and then fill the rubber diaphragm into the inner insulation protective sleeve, so that the inner insulation sleeves are prevented from sliding relatively when being collided inside the control cable, the effect of tight clamping is achieved, and the stability is good.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic interior view of an outer protective sheath according to the present invention;

FIG. 3 is a schematic view of the interior of the insulating protective sheath of the present invention;

FIG. 4 is a schematic view of the distribution structure of the adhesive columns of the present invention;

fig. 5 is a schematic view of a connection structure of a first buffer plate according to the present invention.

FIG. 1, outer protective sheath; 2. an insulating protective sleeve; 3. a first spring shaft; 4. a first buffer plate; 5. a first rubber pad; 6. a first elastic column; 7. a second spring shaft; 8. a second buffer plate; 9. a second rubber pad; 10. a second elastic column; 11. a first magnetic sheet; 12. a second magnetic sheet; 13. a magnetic sheet III; 14. a fourth magnetic sheet; 15. a soft metal rod; 16. connecting the first partition plate; 17. connecting a second clapboard; 18. sticking a column; 19. an inner insulating sleeve; 20. a fixing plate; 21. a clamping plate; 22. a rubber diaphragm; 23. protecting the neutral line; 24. a signal line; 25. an elastic bump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in FIGS. 1-5, a fluoroplastic insulating and sheath high temperature resistant shielding control cable comprises an outer sheath 1, an insulating sheath 2 is arranged in the outer sheath 1, three groups of spring shafts 3 are connected to the inner side wall of the outer sheath 1, two groups of buffer plates 4 are connected to the three groups of spring shafts 3, rubber pads 5 are fixedly connected to the outer side walls of the buffer plates 4, three groups of elastic posts 6 are fixedly connected to the outer side walls of the insulating sheath 2, three groups of spring shafts 7 are connected to the outer side wall of the insulating sheath 2, two groups of buffer plates 8 are connected to the three groups of spring shafts 7, rubber pads 9 are fixedly connected to the outer side walls of the buffer plates 8, three groups of elastic posts 10 are fixedly connected to the inner side wall of the outer sheath 1, a first magnetic sheet 11 and a second magnetic sheet 12 are fixedly mounted on the outer side walls of the two groups of rubber pads 5, a third magnetic sheet 13 and a fourth magnetic sheet 14 are fixedly mounted on the outer side walls of the two groups of rubber pads 9, the outer side wall of the outer protective sleeve 1 is fixedly connected with a plurality of groups of elastic lugs 25, the outer protective sleeve 1 is made of fluoroplastic materials, the plurality of groups of elastic lugs 25 are uniformly distributed on the outer side wall of the outer protective sleeve 1 at equal intervals, three groups of spring shafts I3 and three groups of spring shafts II 7 are respectively distributed on the inner side wall of the outer protective sleeve 1 and the outer side wall of the insulating protective sleeve 2 at equal intervals, a buffer plate I4 and a buffer plate II 8 are respectively and movably installed between the outer protective sleeve 1 and the insulating protective sleeve 2 through the spring shafts I3 and the spring shafts II 7, three groups of elastic columns I6 and three groups of elastic columns II 10 are respectively and uniformly distributed on the insulating protective sleeve 2 and the outer protective sleeve 1, the elastic columns I6 are located between the two groups of buffer plates I4, the elastic columns II 10 are located between the two groups of buffer plates II 8, the first magnetic sheet 11 and the second magnetic sheet 12 are designed into opposite-polarity magnets, and the third magnetic sheet 13 and the fourth magnetic sheet 14 are designed into opposite polarity magnets, the first magnetic sheet 11 and the third magnetic sheet 13, and the second magnetic sheet 12 and the fourth magnetic sheet 14 are respectively like magnets;

through the technical scheme: the first buffer plate 4 and the second buffer plate 8 slowly rotate between the outer protective sleeve 1 and the insulating protective sleeve 2 through the first spring shaft 3 and the second spring shaft 7 respectively, so that included angles between the first two groups of buffer plates 4 and the second two groups of buffer plates 8 are enlarged, at the moment, the first rubber pad 5 and the second rubber pad 9 respectively block the rotation of the first buffer plate 4 and the second buffer plate 8, the first magnetic sheet 11 and the third magnetic sheet 13 as well as the second magnetic sheet 12 and the fourth magnetic sheet 14 are respectively designed into like magnets and mutually repel each other, the rotation of the first buffer plate 4 and the second buffer plate 8 is further blocked, the impact force received inside the cable is reduced, the direct damage to the inside of the cable caused by collision of an external object and the cable is avoided, and a good buffer protection effect is achieved;

a soft metal rod 15 is arranged at the middle position in the insulating protective sleeve 2, three groups of first connecting partition plates 16 are fixedly connected to the outer side wall of the soft metal rod 15, three groups of second connecting partition plates 17 are fixedly connected to the inner side wall of the insulating protective sleeve 2, adhesive columns 18 are fixedly connected between the first connecting partition plates 16 and the second connecting partition plates 17, three groups of inner insulating sleeves 19 are arranged in the insulating protective sleeve 2 and positioned on the outer side of the soft metal rod 15, fixing plates 20 are fixedly connected to the inner side wall of the insulating protective sleeve 2, clamping plates 21 are fixedly connected to the six groups of fixing plates 20, rubber diaphragms 22 are arranged on the insulating protective sleeve 2 and close to the outer parts of the inner insulating sleeves 19, protective neutral wires 23 are arranged at the middle positions in the three groups of inner insulating sleeves 19, signal wires 24 are arranged in the three groups of inner insulating sleeves 19 and close to the outer sides of the protective neutral wires 23, the two groups of inner insulating sleeves 19 are symmetrically arranged relative to the soft metal rod 15, and the three groups of inner insulating sleeves 19 are tightly attached to the adhesive columns 18 respectively, the six groups of clamping plates 21 are all designed to be cambered, the three groups of inner insulating sleeves 19 are respectively positioned between the two groups of clamping plates 21, and the inner insulating sleeves 19 are tightly attached to the clamping plates 21;

through the technical scheme: place the three internal insulation cover 19 of group equidistance respectively in the soft metal pole 15 outsides, and closely the laminating respectively places between two sets of grip blocks 21, and make and connect 16 and be connected the gluing post 18 between two 17 of baffle and glue with the laminating of internal insulation cover 19, fill rubber diaphragm 22 inside insulating protective sheath 2 after that, cause internal insulation cover 19 to take place relative slip when avoiding the inside collision that receives of control cable, play the effect of inseparable centre gripping, have fine stability.

The working principle is as follows: firstly, when the control cable collides with an external object, a plurality of groups of the first buffer plates 4 and the second buffer plates 8 slowly rotate between the outer protective sleeve 1 and the insulating protective sleeve 2 through the first spring shafts 3 and the second spring shafts 7 respectively, so that included angles between the two groups of the first buffer plates 4 and the two groups of the second buffer plates 8 are enlarged, at the moment, the first rubber pads 5 and the second rubber pads 9 respectively obstruct the rotation of the first buffer plates 4 and the second buffer plates 8, and the first magnetic sheets 11 and the third magnetic sheets 13 and the second magnetic sheets 12 and the fourth magnetic sheets 14 are respectively designed into like magnets and mutually repel each other, further obstruct the rotation of the first buffer plates 4 and the second buffer plates 8, reduce the impact force received in the cable, and prevent the signal wires 23 and the protective neutral wires 24 in the cable from being directly damaged due to the collision of the cable by matching with a plurality of groups of elastic lugs 25 which are uniformly distributed at equal intervals, play fine buffering guard action, and the elastic column 6 and the elastic column two 10 that set up can avoid buffering spring shaft one 3 and spring shaft two 7 respectively, the life of spring shaft one 3 and spring shaft two 7 has been improved, when making shielding control cable, place three internal insulation cover 19 equidistance respectively in the soft metal pole 15 outsides, and closely laminate respectively and place between the grip block 21 with two sets of fixed plate 20 rigid couplings, and make the gluing post 18 between connecting baffle one 16 and the connecting baffle two 17 and the internal insulation cover 19 laminating glue, fill rubber diaphragm 22 inside insulating protective sheath 2 after that, avoid causing internal insulation cover 19 to take place relative slip when the control cable is inside to receive the collision, play the effect of inseparable centre gripping, have fine stability.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

Claims

1. A fluoroplastic insulation and sheath high-temperature-resistant shielding control cable comprises an outer protective sleeve (1) and is characterized in that an insulation protective sleeve (2) is arranged inside the outer protective sleeve (1), three groups of spring shafts I (3) are connected to the inner side wall of the outer protective sleeve (1), three groups of spring shafts I (3) are connected with two groups of buffer plates I (4), the outer side wall of each buffer plate I (4) is fixedly connected with a rubber pad I (5), the outer side wall of the insulation protective sleeve (2) is fixedly connected with three groups of elastic columns I (6), the outer side wall of the insulation protective sleeve (2) is connected with three groups of spring shafts II (7), the three groups of spring shafts II (7) are connected with two groups of buffer plates II (8), the outer side wall of each buffer plate II (8) is fixedly connected with a rubber pad II (9), and the inner side wall of the outer protective sleeve (1) is fixedly connected with three groups of elastic columns II (10), the outer side walls of the two groups of rubber pads I (5) are respectively fixedly provided with a first magnetic sheet (11) and a second magnetic sheet (12), the outer side walls of the two groups of rubber pads II (9) are respectively fixedly provided with a third magnetic sheet (13) and a fourth magnetic sheet (14), and the outer side wall of the outer protective sleeve (1) is fixedly connected with a plurality of groups of elastic lugs (25);

the three groups of spring shafts I (3) and the three groups of spring shafts II (7) are respectively distributed on the inner side wall of the outer protective sleeve (1) and the outer side wall of the insulating protective sleeve (2) at equal intervals, and the buffer plate I (4) and the buffer plate II (8) are respectively and movably arranged between the outer protective sleeve (1) and the insulating protective sleeve (2) through the spring shafts I (3) and the spring shafts II (7);

and the first elastic columns (6) and the second elastic columns (10) are respectively distributed on the insulating protective sleeve (2) and the outer protective sleeve (1) at equal intervals, the first elastic columns (6) are positioned between the first buffer plates (4), and the second elastic columns (10) are positioned between the second buffer plates (8).

2. A fluoroplastic insulated and sheathed high-temperature-resistant shielding control cable according to claim 1, wherein the outer sheath (1) is made of fluoroplastic material, and the plurality of sets of elastic protrusions (25) are uniformly distributed on the outer side wall of the outer sheath (1) at equal intervals.

3. A fluoroplastic insulating and sheath high temperature resistant shielding control cable as claimed in claim 1, wherein said first and second magnetic sheets (11, 12) are configured as opposite pole magnets, and said third and fourth magnetic sheets (13, 14) are configured as opposite pole magnets, and said first and third magnetic sheets (11, 13) and said second and fourth magnetic sheets (12, 14) are respectively configured as same pole magnets.

4. A fluoroplastic insulating and sheath high-temperature-resistant shielding control cable according to claim 1, wherein a soft metal rod (15) is arranged at a middle position inside the insulating and protecting sleeve (2), three groups of first connecting partition plates (16) are fixedly connected to an outer side wall of the soft metal rod (15), three groups of second connecting partition plates (17) are fixedly connected to an inner side wall of the insulating and protecting sleeve (2), an adhesive column (18) is fixedly connected between the first connecting partition plates (16) and the second connecting partition plates (17), three groups of inner insulating sleeves (19) are arranged inside the insulating and protecting sleeve (2) and outside the soft metal rod (15), a fixing plate (20) is fixedly connected to an inner side wall of the insulating and protecting sleeve (2), six groups of clamping plates (21) are fixedly connected to the fixing plate (20), and a rubber diaphragm (22) is arranged outside the insulating and close to the inner insulating sleeves (19) of the insulating and protecting sleeve (2), and the middle positions in the three groups of inner insulating sleeves (19) are provided with protective neutral wires (23), and the inner parts of the three groups of inner insulating sleeves (19) close to the outer sides of the protective neutral wires (23) are provided with signal wires (24).

5. A fluoroplastic insulated and sheathed high-temperature-resistant shielding control cable according to claim 4, wherein three groups of inner insulating sleeves (19) are arranged on one side of the flexible metal rod (15) at equal intervals, and the three groups of inner insulating sleeves (19) are respectively tightly attached to the adhesive columns (18).

6. A fluoroplastic insulation and sheath high-temperature resistant shielding control cable according to claim 4, wherein the shapes of the six groups of clamping plates (21) are designed to be cambered surfaces, the three groups of inner insulation sleeves (19) are respectively positioned between the two groups of clamping plates (21), and the inner insulation sleeves (19) are tightly attached to the clamping plates (21).