CN114582556A

CN114582556A - Insulated wire

Info

Publication number: CN114582556A
Application number: CN202210252054.1A
Authority: CN
Inventors: 刘锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-06-03

Abstract

The invention discloses an insulated wire, which relates to the technical field of wires and cables and comprises an insulated wire body and an insulated wire sheath, wherein the insulated wire sheath is sleeved on the outer wall of the insulated wire body, the inner wall of the insulated wire sheath is fixedly connected with a flexible hollow ring, the inner wall of the flexible hollow ring is attached to the outer wall of the insulated wire body, and an anti-compression ring is fixedly connected to the inner wall of the insulated wire sheath and the side surface of the flexible hollow ring. According to the invention, through the matching among the arranged compression resistant ring, the pressure bearing strip, the movable rod, the movable ring, the fixed column, the elastic part and the inner fixed ring, the compression resistant ring can bear external pressure, and meanwhile, the compression resistant ring can extrude the pressure bearing strip when being stressed, so that the movable rod can push the movable ring to move, and therefore, the movable ring can compress the elastic part, the pressure borne by the compression resistant ring is buffered, and the excessive deformation of the insulated wire body is avoided.

Description

Insulated wire

Technical Field

The invention relates to the technical field of wires and cables, in particular to an insulated wire.

Background

The periphery of the lead is uniformly and hermetically wrapped with a layer of non-conductive material. Such as: resin, plastic, silicon rubber, PVC and the like to form an insulating layer, thereby preventing the electric conductor from contacting with the outside to cause accidents such as electric leakage, short circuit, electric shock and the like. The types of conductors commonly used: BV and BVB, namely an insulated wire, namely a wire wrapped on the periphery of a lead by an insulating material which cannot conduct electricity, the cable is generally better than the insulation performance of a common wire, the application range of the insulated wire is very wide, most of electric appliance connecting wires used in home are insulated wires at ordinary times, and the insulated wires are used in a plurality of large-scale high-rise buildings, electric equipment, electric power engineering and the like. The following problems exist in the prior art:

1. the insulated wire is easy to be extruded in the carrying process, so that the wire is easy to be extruded, the shape of the wire is deformed, and the surface of the wire is easy to be damaged;

2. in the process of using the insulated wire, steel wires are generally added to the inside of the insulated wire to increase the strength of the insulated wire, but it is inconvenient to fix the added steel wires.

Disclosure of Invention

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the utility model provides an insulated wire, includes insulated wire body and insulated wire crust, the insulated wire crust has been cup jointed to the outer wall of insulated wire body, the flexible hollow ring of inner wall fixedly connected with of insulated wire crust, the inner wall of flexible hollow ring is laminated with the outer wall of insulated wire body mutually, the inner wall of insulated wire crust just is located the side fixedly connected with resistance to compression ring of flexible hollow ring.

The insulated wire body comprises a fireproof layer and an insulating layer, the fireproof layer is fixedly connected to the outer wall of the insulating layer, an inner protecting sleeve is arranged at the axis of the insulating layer, four conductive wire cores are arranged inside the inner protecting sleeve, stabilizing steel wires are arranged at the axis of the inner protecting sleeve, and the outer walls of the stabilizing steel wires are in lap joint with the outer walls of the conductive wire cores.

The technical scheme of the invention is further improved as follows: the utility model discloses an anti-compression ring, including anti-compression ring, internal fixation ring, fixed ring's outer wall fixedly connected with fixed column, the outer wall sliding connection of fixed column has the loose ring, the outer wall of loose ring articulates there is the movable rod, the other end of loose rod articulates there is the bearing strip, the bearing strip is the arc setting, the outer wall of bearing strip and the inner wall overlap joint of hollow intermediate layer, the movable rod is located the bilateral symmetry setting of fixed column.

Adopt above-mentioned technical scheme, the pressure-bearing strip in this scheme can make the pressure-bearing strip promote the activity ring through the movable rod and remove when receiving the extrusion to the deformation degree that makes the reduction compression ring, deformation appears in the avoidance compression ring that interior fixed ring can further go on simultaneously, and interior fixed ring can provide the support to the fixed column.

The technical scheme of the invention is further improved as follows: one end of the movable ring is fixedly connected with an elastic piece, and the other end of the elastic piece is fixedly connected with the inner wall of the hollow interlayer.

By adopting the technical scheme, the elastic piece in the scheme can enable the movable ring to reset after moving.

The technical scheme of the invention is further improved as follows: the inner wall fixed mounting of compression ring has three friction strips, every the friction strip is the arc setting, every the outer wall of friction strip all with the outer wall overlap joint of insulated wire body.

By adopting the technical scheme, the friction strip in the scheme can fix the insulated wire body, so that the insulated wire body is prevented from sliding.

The technical scheme of the invention is further improved as follows: the inner wall overlap joint of flexible hollow ring has flexible coil, flexible coil's inner wall is provided with the connection hollow tube, the outer wall fixedly connected with a plurality of resilience strip of connection hollow tube, every the other end of resilience strip all with flexible coil's inner wall fixed connection, flexible coil's inner wall is provided with the heat preservation strip, the outer wall both sides face of heat preservation strip is laminated mutually with the outer wall of resilience strip.

Adopt above-mentioned technical scheme, the heat preservation strip in this scheme can keep warm to flexible coil inside, avoids the inside and outside difference in temperature of flexible coil too big, and the rebound strip can make flexible coil receive the extrusion after crooked simultaneously, helps the flexible coil to reset.

The technical scheme of the invention is further improved as follows: the outer wall of interior lag has cup jointed the holding ring, the arc wall has been seted up to the outer wall of holding ring, the inner wall fixed mounting of arc wall has the locator card strip, the outer wall of locator card strip and the inner wall overlap joint of insulating layer, the one end of holding ring is provided with insulating cover.

By adopting the technical scheme, the positioning ring in the scheme can be fixed with the inner protective sleeve, and meanwhile, the insulating sleeve can also be fixed, so that a space is reserved between the insulating layer and the inner protective sleeve, the weight of the insulating wire body is reduced, and the insulating wire body is more conveniently transported.

The technical scheme of the invention is further improved as follows: the positioning clamp is characterized in that a through hole is formed in one end of the positioning clamp strip, a connecting guide wire is arranged inside the through hole, six inner supporting strips are fixedly connected to the outer wall of the connecting guide wire at equal angles, and the other end of each inner supporting strip is fixedly connected with the inner wall of the through hole.

By adopting the technical scheme, the inner supporting strip in the scheme can support the inner wall of the through hole, so that the inner wall of the through hole is prevented from collapsing, and the connecting guide wire can be bent along with the insulated wire body.

The technical scheme of the invention is further improved as follows: the inside of insulating cover is provided with the tensile steel wire, fixed block in the inner wall fixedly connected with of tensile steel wire, the buffer hole has been seted up to the inside of interior fixed block, the outer wall of interior fixed block and the outer wall overlap joint of tensile steel wire.

Adopt above-mentioned technical scheme, the interior fixed block in this scheme can be fixed the tensile steel wire, avoids the tensile steel wire to appear sliding, and the buffer hole can be avoided interior fixed block to oppose and draw the steel wire and appear excessive extrusion.

The technical scheme of the invention is further improved as follows: the inner wall fixedly connected with anti-skidding triangle strip of interior lag, the outer wall both sides of anti-skidding triangle strip and the outer wall overlap joint of conductive core.

By adopting the technical scheme, the anti-skidding triangular bars in the scheme can fix the conductive wire cores in the inner protective sleeve, so that relative sliding between the four conductive wire cores is avoided, and the conductive wire cores can be kept fixed.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:

1. the invention provides an insulated wire, which is characterized in that through the matching of an anti-compression ring, a pressure-bearing strip, a movable rod, a movable ring, a fixed column, an elastic piece and an inner fixing ring, the anti-compression ring can bear external pressure, and meanwhile, the anti-compression ring can extrude the pressure-bearing strip when being subjected to pressure, so that the movable rod can push the movable ring to move, the movable ring can compress the elastic piece, the pressure on the anti-compression ring can be buffered, the insulated wire body is prevented from being excessively deformed, meanwhile, the elastic piece can push the movable ring to reset, and further, the pressure-bearing strip is pushed by the movable rod to reset.

2. The invention provides an insulated wire, which can enable a sheath of the insulated wire to be bent to a certain degree through the matching among a flexible hollow ring, a flexible coil, a rebound strip and a heat preservation strip, and can be reset through the rebound strip after the flexible coil is bent, so that the sheath of the insulated wire is kept in a straight state, and meanwhile, the heat preservation strip can preserve heat inside the sheath of the insulated wire, so that the overlarge temperature difference between the inside and the outside of the sheath of the insulated wire is avoided.

3. The invention provides an insulated wire, which is characterized in that through the matching of a fireproof layer, an insulating layer, a positioning ring, a positioning clamping strip, a connecting guide wire and an inner stay strip, a wire core of a wire can be protected through the fireproof layer and the insulating layer, the electric leakage accident is avoided, meanwhile, the inner stay strip can expand the positioning clamping strip outwards, and the positioning clamping strip can expand, so that the positioning clamping strip and the insulating layer are fixed, and the positioning ring is convenient to fix.

4. The invention provides an insulated wire, which can protect the outer wall of a tensile steel wire through an insulating sleeve by matching the insulating sleeve, a buffer hole, an inner fixing block and the tensile steel wire, so that the tensile steel wire is prevented from being contacted with a conductive wire core, and meanwhile, the inner fixing block can fix the tensile steel wire, so that the tensile steel wire is prevented from being loosened.

Drawings

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

FIG. 2 is a sectional view showing the structure of an outer sheath of an insulated wire according to the present invention;

FIG. 3 is a structural cross-sectional view of the anti-crush ring of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention;

FIG. 5 is a structural cross-sectional view of a flexible hollow ring of the present invention;

fig. 6 is a structural sectional view of an insulated wire body according to the present invention;

FIG. 7 is an enlarged view taken at B of FIG. 6 in accordance with the present invention;

fig. 8 is a structural sectional view of the insulating sheath of the present invention.

In the figure: 1. an insulated wire body; 2. an insulated wire sheath; 3. an anti-compression ring; 4. a flexible hollow ring; 5. an inner fixing ring; 6. rubbing the strips; 7. a hollow interlayer; 8. a pressure-bearing strip; 9. fixing a column; 10. a movable rod; 11. a movable ring; 12. an elastic member; 13. a resilient strip; 14. a heat-insulating strip; 15. a flexible coil; 16. connecting the hollow pipes; 17. a fire barrier layer; 18. an insulating layer; 19. an insulating sleeve; 20. a positioning ring; 21. an inner protective sleeve; 22. a conductive wire core; 23. stabilizing the steel wire; 24. anti-skid triangular bars; 25. positioning the clamping strip; 26. connecting a guide wire; 27. an inner stay; 28. an arc-shaped slot; 29. a buffer hole; 30. an inner fixed block; 31. a tensile steel wire; 32. a through hole.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1 to 8, the present invention provides an insulated wire, comprising an insulated wire body 1 and an insulated wire sheath 2, wherein the insulated wire sheath 2 is sleeved on the outer wall of the insulated wire body 1, the inner wall of the insulated wire sheath 2 is fixedly connected with a flexible hollow ring 4, the inner wall of the flexible hollow ring 4 is attached to the outer wall of the insulated wire body 1, a compression-resistant ring 3 is fixedly connected to the inner wall of the insulated wire sheath 2 and positioned on the side surface of the flexible hollow ring 4, the insulated wire body 1 comprises a fire-resistant layer 17 and an insulating layer 18, the outer wall of the insulating layer 18 is fixedly connected with the fire-resistant layer 17, an inner protecting cover 21 is arranged at the axis of the insulating layer 18, four conductive wire cores 22 are arranged inside the inner protecting cover 21, a stabilizing steel wire 23 is arranged at the axis of the inner protecting cover 21, the outer wall of the stabilizing steel wire 23 is overlapped with the outer walls of the four conductive wire cores 22, and an anti-skid triangular bar 24 is fixedly connected to the inner wall of the inner protecting cover 21, the outer wall both sides of three corner strip 24 of antiskid and conductive core 22's outer wall overlap joint, three corner strip 24 of antiskid can fix conductive core 22 in the internal protective cover 21, avoid appearing the relative slip between four conductive core 22, make conductive core 22 keep fixed.

As shown in fig. 1 to 8, preferably, three rubbing strips 6 are fixedly installed on the inner wall of the compression ring 3, each rubbing strip 6 is arranged in an arc shape, the outer wall of each rubbing strip 6 is lapped with the outer wall of the insulated wire body 1, the rubbing strips 6 can fix the insulated wire body 1 to prevent the insulated wire body 1 from sliding, a hollow interlayer 7 is arranged inside the compression ring 3, the inner wall of the hollow interlayer 7 is fixedly connected with an inner fixing ring 5, the outer wall of the inner fixing ring 5 is fixedly connected with a fixing column 9, the outer wall of the fixing column 9 is slidably connected with a movable ring 11, the outer wall of the movable ring 11 is hinged with a movable rod 10, the other end of the movable rod 10 is hinged with a pressure-bearing strip 8, the pressure-bearing strip 8 is arranged in an arc shape, the outer wall of the pressure-bearing strip 8 is lapped with the inner wall of the hollow interlayer 7, the movable rods 10 are symmetrically arranged on two sides of the fixing column 9, when the pressure-bearing strip 8 is extruded, can make bearing strip 8 promote activity ring 11 through movable rod 10 and remove, thereby the deformation degree that makes and reduce resistance ring 3, simultaneously interior solid fixed ring 5 can be further avoid resistance ring 3 to appear deformation, and interior solid fixed ring 5 can provide the support to fixed column 9, the one end fixedly connected with elastic component 12 of activity ring 11, the other end of elastic component 12 and hollow intermediate layer 7's inner wall fixed connection, elastic component 12 can make activity ring 11 after removing, make activity ring 11 can reset after removing.

Example 2

As shown in fig. 1 to 8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the inner wall overlap joint of flexible hollow ring 4 has flexible coil 15, flexible coil 15's inner wall is provided with connects hollow tube 16, the outer wall fixedly connected with a plurality of resilience strip 13 of connecting hollow tube 16, every resilience strip 13's the other end all with flexible coil 15's inner wall fixed connection, flexible coil 15's inner wall is provided with heat preservation strip 14, heat preservation strip 14's outer wall both sides face laminates with the outer wall of resilience strip 13 mutually, heat preservation strip 14 can keep warm flexible coil 15 inside, avoid the inside and outside difference in temperature of flexible coil 15 too big, resilience strip 13 can make flexible coil 15 after receiving the extrusion bending simultaneously, help flexible coil 15 to reset.

Example 3

As shown in fig. 1 to 8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the outer wall of the inner protective sleeve 21 is sleeved with a positioning ring 20, the outer wall of the positioning ring 20 is provided with an arc-shaped groove 28, the inner wall of the arc-shaped groove 28 is fixedly provided with a positioning clamp strip 25, the outer wall of the positioning clamp strip 25 is in lap joint with the inner wall of the insulating layer 18, one end of the positioning ring 20 is provided with an insulating sleeve 19, the positioning ring 20 can be fixed with the inner protective sleeve 21 and can also be fixed with the insulating sleeve 19, so that a space is reserved between the insulating layer 18 and the inner protective sleeve 21, the weight of the insulated wire body 1 is reduced, the insulated wire body 1 is more convenient to transport, one end of the positioning clamp strip 25 is provided with a through hole 32, a connecting guide wire 26 is arranged inside the through hole 32, the outer wall of the connecting guide wire 26 is fixedly connected with six inner supporting strips 27 at equal angles, the other end of each inner supporting strip 27 is fixedly connected with the inner wall of the through hole 32, the inner supporting strips 27 can support the inner wall of the through hole 32, avoid the inner wall of through hole 32 to appear collapsing, it can follow insulated wire body 1 and carry out the bending to connect the seal wire 26 simultaneously, the inside of insulating cover 19 is provided with tensile steel wire 31, fixed block 30 in tensile steel wire 31's the inner wall fixedly connected with, buffer hole 29 has been seted up to the inside of inner fixed block 30, the outer wall of inner fixed block 30 and tensile steel wire 31's outer wall overlap joint, inner fixed block 30 can confrontation pull steel wire 31 and fix, avoid tensile steel wire 31 to appear sliding, buffer hole 29 can avoid inner fixed block 30 confrontation to pull steel wire 31 to appear excessive extrusion.

The working principle of the insulated wire will be described in detail below.

As shown in fig. 1-8, when the outer sheath 2 of the insulated wire is extruded, the pressure ring 3 is pressed against the pressure-bearing strip 8 by the pressure-bearing ring 3 under an external pressure, the movable rod 10 pushes the movable ring 11 to move, so that the movable ring 11 compresses the elastic member 12, the pressure applied to the pressure-bearing ring 3 is buffered, the body 1 of the insulated wire is prevented from being excessively deformed, the elastic member 12 can push the movable ring 11 to reset, the pressure-bearing strip 8 is pushed by the movable rod 10 to reset, the heat-insulating strip 14 can insulate the inside of the outer sheath 2 of the insulated wire, the temperature difference between the inside and the outside of the outer sheath 2 of the insulated wire is prevented from being too large, the wire core 22 of the insulated wire is protected by the fireproof layer 17 and the insulating layer 18, the electric leakage accident is prevented, the positioning clamp strip 25 is outwardly expanded by the inner stay 27, the positioning clamp strip 25 is expanded, and the positioning clamp strip 25 and the insulating layer 18 are fixed, the holding ring 20 of being convenient for is fixed, protects through the outer wall that 19 antagonisms of insulating cover were drawn steel wire 31, avoids appearing the contact between tensile steel wire 31 and the conductive core 22, and interior fixed block 30 can be fixed to antagonism drawing steel wire 31 simultaneously, avoids tensile steel wire 31 to appear becoming flexible.

The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.

Claims

1. The utility model provides an insulated wire, includes insulated wire body (1) and insulated wire crust (2), its characterized in that have been cup jointed to the outer wall of insulated wire body (1): the inner wall of the insulated wire sheath (2) is fixedly connected with a flexible hollow ring (4), the inner wall of the flexible hollow ring (4) is attached to the outer wall of the insulated wire body (1), and the inner wall of the insulated wire sheath (2) and the side surface of the flexible hollow ring (4) are fixedly connected with a compression resistant ring (3);

insulating wire body (1) includes flame retardant coating (17) and insulating layer (18), the outer wall fixedly connected with flame retardant coating (17) of insulating layer (18), the axle center department of insulating layer (18) is provided with interior lag (21), the inside of interior lag (21) is provided with four conductive core (22), the axle center department of interior lag (21) is provided with stabilizing steel wire (23), stabilizing steel wire's (23) outer wall and four the outer wall overlap joint of conductive core (22).

2. An insulated electric wire according to claim 1, characterized in that: hollow intermediate layer (7) have been seted up to the inside of resistance to compression ring (3), the inner wall fixedly connected with internal fixation ring (5) of hollow intermediate layer (7), the outer wall fixedly connected with fixed column (9) of internal fixation ring (5), the outer wall sliding connection of fixed column (9) has loose ring (11), the outer wall of loose ring (11) articulates there is movable rod (10), the other end of movable rod (10) articulates there is pressure-bearing strip (8), pressure-bearing strip (8) are the arc setting, the outer wall of pressure-bearing strip (8) and the inner wall overlap joint of hollow intermediate layer (7), the bilateral symmetry that movable rod (10) is located fixed column (9) sets up.

3. An insulated electric wire according to claim 2, wherein: one end of the movable ring (11) is fixedly connected with an elastic part (12), and the other end of the elastic part (12) is fixedly connected with the inner wall of the hollow interlayer (7).

4. An insulated electric wire according to claim 1, characterized in that: the inner wall fixed mounting of compression ring (3) has three friction strips (6), every friction strip (6) are the arc setting, every the outer wall of friction strip (6) all with the outer wall overlap joint of insulated wire body (1).

5. An insulated electric wire according to claim 1, characterized in that: the inner wall overlap joint of flexible hollow ring (4) has flexible coil (15), the inner wall of flexible coil (15) is provided with connects hollow tube (16), the outer wall fixedly connected with a plurality of resilience strip (13) of connecting hollow tube (16), every the other end of resilience strip (13) all with the inner wall fixed connection of flexible coil (15), the inner wall of flexible coil (15) is provided with heat preservation strip (14), the outer wall both sides face of heat preservation strip (14) is laminated mutually with the outer wall of resilience strip (13).

6. An insulated electric wire according to claim 1, characterized in that: the outer wall of interior lag (21) has cup jointed holding ring (20), arc wall (28) have been seted up to the outer wall of holding ring (20), the inner wall fixed mounting of arc wall (28) has locator card strip (25), the outer wall of locator card strip (25) and the inner wall overlap joint of insulating layer (18), the one end of holding ring (20) is provided with insulating cover (19).

7. An insulated electric wire according to claim 6, wherein: through hole (32) have been seted up to the one end of locator card strip (25), the inside of through hole (32) is provided with connects seal wire (26), six interior stays (27) of angle fixedly connected with such as the outer wall of connecting seal wire (26), every the other end of interior stay (27) and the inner wall fixed connection of through hole (32).

8. An insulated electric wire according to claim 6, wherein: the inside of insulating cover (19) is provided with tensile steel wire (31), inner wall fixedly connected with inner fixed block (30) of tensile steel wire (31), buffer hole (29) have been seted up to the inside of inner fixed block (30), the outer wall of inner fixed block (30) and the outer wall overlap joint of tensile steel wire (31).

9. An insulated electric wire according to claim 1, characterized in that: the inner wall fixedly connected with antiskid triangle strip (24) of interior lag (21), the outer wall both sides of antiskid triangle strip (24) and the outer wall overlap joint of conductive core (22).