Transparent sheath flat cable

Abstract

The utility model relates to the technical field of elevator cables, and discloses a transparent sheath flat cable, which comprises a flat cable sleeve, and a communication unit and a control unit are arranged in the flat cable sleeve. The communication unit comprises a plurality of cable communication twisted pairs which are arranged in the flat cable sleeve in parallel; each cable communication twisted pair comprises a plurality of communication conductors, the surface of each communication conductor is coated with a first insulating layer, the plurality of communication conductors coated with the first insulating layers are twisted to form a communication wire core, the surface of the communication wire core is provided with a shielding layer, and the surface of the shielding layer is provided with a sheath layer. According to the transparent sheath flat cable, the flat cable sleeve made of the transparent PVC material is arranged to wrap the cable control lines and the cable communication twisted pair in the cable, the transparent appearance effect is achieved, the transparent cable sheath can be used for observing the internal condition of the elevator flat cable at any time, and timely observation and maintenance are facilitated.

Description

Technical Field

[0001] This utility model relates to the field of elevator cable technology, specifically a transparent sheathed flat cable. Background Technology

[0002] Elevator traveling cables are components installed below the elevator car. They are responsible for transmitting the power, signals, and data required for elevator operation. In an era of market competition across various industries, elevator cables, as an important and indispensable key component of elevators, are seeing an increasing variety of products. Modern elevator systems also incorporate more and more additional functions. The development of intelligent elevators and the Internet of Things has placed increasingly higher demands on the reliability of the functional cores of elevator traveling cables, requiring rapid repair in case of malfunctions. At the same time, various sightseeing elevators and themed building elevators have also placed new demands on the appearance and color of elevators and their components.

[0003] Currently, the sheath color of the elevator traveling cable is mainly gray or black, which makes it impossible to observe the internal core condition of the elevator traveling cable, hinders rapid maintenance, and cannot meet the color requirements of some sightseeing elevators, landscape elevators, and themed building elevators. Utility Model Content

[0004] In view of the shortcomings of the prior art, this utility model provides a transparent sheathed flat cable, which solves the problems mentioned in the background.

[0005] This utility model provides the following technical solution: a transparent sheathed flat cable, comprising: a flat cable sheath, wherein a communication unit and a control unit are disposed inside the flat cable sheath;

[0006] The communication unit includes multiple parallel twisted-pair cables arranged inside a flat cable sheath;

[0007] Each of the aforementioned cable communication twisted pair includes multiple communication conductors, and the surface of the communication conductors is covered with a first insulation layer. The multiple communication conductors covered with the first insulation layer are twisted together to form a communication core, and the surface of the communication core is provided with a shielding layer, and the surface of the shielding layer is provided with a sheath layer.

[0008] Each of the control units includes multiple cable control lines arranged in parallel inside a flat cable sheath;

[0009] Each of the cable control lines includes multiple control conductors, and the surface of each control conductor is covered with a second insulation layer, and the multiple control conductors covered with the second insulation layer are arranged in parallel to each other;

[0010] The flat cable sheath is made of transparent PVC elastomer material.

[0011] Preferably, the top of the flat cable sleeve is symmetrically provided with a first trapezoidal pressure groove, and the bottom of the flat cable sleeve is provided with a second trapezoidal pressure groove corresponding to the position of the first trapezoidal pressure groove.

[0012] Preferably, each of the cable communication twisted pairs comprises two communication conductors, and the two communication conductors wrapped by the first insulation layer are arranged and twisted to form a twisted pair communication core.

[0013] Preferably, the communication conductors are twisted by a plurality of fifth type soft copper wires, and the control conductors are twisted by a plurality of fifth type soft copper wires.

[0014] Preferably, the number of the cable communication twisted pairs is seven, wherein three of the cable communication twisted pairs are divided into a center communication line group, and the center communication line group is arranged at the inner center of the flat cable sleeve; and the other four of the cable communication twisted pairs are divided into two side communication line groups each comprising two cable communication twisted pairs, and the two side communication line groups are symmetrically arranged on the two sides of the center communication line group.

[0015] The number of the cable control lines is twelve, and the twelve cable control lines are divided into two control line groups, and the control line groups are arranged between the center communication line group and the side communication line groups.

[0016] Preferably, the control conductors of two of the cable communication twisted pairs in the center communication line group are twisted by a plurality of fifth type soft copper wires in an S direction, and the communication conductor of the other cable communication twisted pair is twisted by a plurality of fifth type soft copper wires in a Z direction.

[0017] The communication conductor of one of the cable communication twisted pairs in the side communication line group is twisted by a plurality of fifth type soft copper wires in an S direction, and the communication conductor of the other cable communication twisted pair is twisted by a plurality of fifth type soft copper wires in a Z direction.

[0018] The control conductors of three of the cable control lines in the control line group are twisted by a plurality of fifth type soft copper wires in an S direction, and the control conductors of the other three of the cable control lines are twisted by a plurality of fifth type soft copper wires in a Z direction, and the three cable control lines twisted in the S direction and the three cable control lines twisted in the Z direction are alternately arranged.

[0019] Preferably, the inside of the flat cable sleeve is provided with five tear lines, and the positions of the five tear lines correspond to the positions of the center communication line group, the two side communication line groups and the two control line groups, respectively.

[0020] Preferably, the sheath layers of the cable communication twisted pairs are different in color, and the second insulation layers of the cable control lines are different in color from the colors of the sheath layers of the communication lines.

[0021] Compared with the prior art, the utility model has the following beneficial effects:

[0022] 1. The transparent sheath flat cable has a transparent appearance effect by setting the flat cable sheath made of transparent PVC material to cover the cable communication twisted pair and the cable control line inside the cable, and the transparent cable sheath can observe the bending deformation condition of the internal core of the elevator flat cable at any time, facilitating timely observation and maintenance.

[0023] 2. The transparent sheath flat cable is provided with the first trapezoidal pressure groove and the second trapezoidal pressure groove, the first trapezoidal pressure groove is symmetrically arranged at the top of the flat cable sheath, the second trapezoidal pressure groove is symmetrically arranged at the bottom of the flat cable sheath, and the cable pressure is balanced, and the material of the flat cable sheath is saved.

[0024] 3. The transparent sheath flat cable is provided with the tear line, the tear line is made of high-strength fiber, the cable sheath can be directly stripped by pulling the tear line, and the wire stripping efficiency of on-site installation and maintenance can be improved, and the insulation damage of the core caused by the wire stripping tool can be effectively avoided.

[0025] 4. The transparent sheath flat cable has different sheath layer colors for each cable control line, and the second insulation layer color of the cable communication twisted pair is different from the sheath layer color, so that the internal cable control line and the cable communication twisted pair can be observed and quickly distinguished, and the cable core color can be rich, and the corresponding environment demand can be matched, and the appearance is more beautiful. BRIEF DESCRIPTION OF DRAWINGS

[0026] Fig. 1 It is a cross-sectional structure schematic view of the utility model;

[0027] Fig. 2 It is a cross-sectional structure schematic view of the cable communication twisted pair of the utility model;

[0028] Fig. 3 It is a cross-sectional structure schematic view of the cable control line of the utility model.

[0029] In the drawing: 1, flat cable sheath; 2, cable communication twisted pair; 21, communication conductor; 22, first insulation layer; 23, shielding layer; 24, sheath layer; 3, cable control line; 31, control conductor; 32, second insulation layer; 4, first trapezoidal pressure groove; 5, second trapezoidal pressure groove; 6, tear line. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] Please refer to Figs. 1-3 A transparent sheath flat cable, comprising: a flat cable sheath 1, the inside of the flat cable sheath 1 is provided with a communication unit and a control unit; the communication unit comprises a plurality of cable communication twisted pairs 2 arranged in parallel inside the flat cable sheath 1; each cable communication twisted pair 2 comprises a plurality of communication conductors 21, and the surface of the communication conductor 21 is covered with a first insulating layer 22, a plurality of communication conductors 21 covered with the first insulating layer 22 are twisted to form a communication core, and the surface of the communication core is provided with a shielding layer 23, and the surface of the shielding layer 23 is provided with a sheath layer 24; each control unit comprises a plurality of cable control lines 3 arranged in parallel inside the flat cable sheath 1; each cable control line 3 comprises a plurality of control conductors 31, and the surface of each control conductor 31 is covered with a second insulating layer 32, and a plurality of control conductors 31 covered with the second insulating layer 32 are arranged in parallel; the flat cable sheath 1 is made of transparent PVC elastomer material, the flat cable sheath 1 made of transparent PVC elastomer material covers the cable communication twisted pairs 2 and the cable control lines 3 inside the cable, has a transparent appearance effect, and the transparent cable sheath can observe the internal condition of the elevator flat cable at any time, facilitating timely observation and maintenance.

[0032] The top of the flat cable sheath 1 is symmetrically provided with a first trapezoidal pressure groove 4, and the bottom of the flat cable sheath 1 is provided with a second trapezoidal pressure groove 5 corresponding to the position of the first trapezoidal pressure groove 4, the first trapezoidal pressure groove 4 is symmetrically arranged at the top of the flat cable sheath 1, and the second trapezoidal pressure groove 5 is symmetrically arranged at the bottom of the flat cable sheath 1, which balances the cable pressure and saves the material of the flat cable sheath 1.

[0033] Each cable communication twisted pair 2 comprises two communication conductors 21, and the two communication conductors 21 covered with the first insulating layer 22 are arranged and twisted to form a twisted pair communication core, the communication conductor 21 is twisted by a plurality of fifth type soft copper wires, and the control conductor 31 is twisted by a plurality of fifth type soft copper wires.

[0034] In a specific embodiment, the number of cable communication twisted pairs 2 is seven, three of which are divided into a group of central communication line groups, and the central communication line group is arranged at the inner center of the flat cable sheath 1, and the other four are divided into two groups of side communication line groups composed of two cable communication twisted pairs 2, and the two groups of side communication line groups are symmetrically arranged on both sides of the central communication line group; the number of cable control lines 3 is twelve, and the twelve cable control lines 3 are divided into two groups of control line groups, and the control line groups are located between the central communication line group and the side communication line group.

[0035] Among them, the communication conductors 21 of two cable communication twisted pairs 2 in the central communication line group are twisted by a plurality of fifth type soft copper wires in the S direction, and the communication conductor 21 of the other cable communication twisted pair 2 is twisted by a plurality of fifth type soft copper wires in the Z direction.

[0036] The communication conductors 21 of one of the cable communication twisted pairs 2 are twisted in the S direction by a plurality of Category 5 soft copper wires, and the communication conductors 21 of the other of the cable communication twisted pairs 2 are twisted in the Z direction by a plurality of Category 5 soft copper wires;

[0037] The control conductors 31 of three of the cable control lines 3 are twisted in the S direction by a plurality of Category 5 soft copper wires, the control conductors 31 of the other three of the cable control lines 3 are twisted in the Z direction by a plurality of Category 5 soft copper wires, and the three cable control lines 3 twisted in the S direction are alternately arranged with the three cable control lines 3 twisted in the Z direction.

[0038] In a specific embodiment, the flat cable jacket 1 is internally provided with five tear lines 6, the positions of the five tear lines 6 correspond to the positions of the central communication line group, the two side communication line groups and the two control line groups respectively, the tear lines 6 are made of high-strength fibers, when it is necessary to strip or repair the cable control lines 2 and the cable communication twisted pairs 3 inside the flat cable jacket 1, the tear line 6 at the corresponding position is found, and the flat cable jacket 1 can be quickly stripped through the tear line 6, facilitating stripping and installation or maintenance.

[0039] In a specific embodiment, the sheath layer 24 of each cable communication twisted pair 2 is different in color, the second insulation layer 32 of the cable control line 3 is different in color from the color of the communication line sheath layer 24, for example, the colors of the seven cable communication twisted pairs 2 from left to right are red, black, light yellow, orange, light brown, blue and gray in turn, the color of the second insulation layer 32 of the cable control line 3 is dark yellow, and the second insulation layer 32 of the twelve cable control lines 3 is sequentially sprayed with number codes on the surface according to 1-12, the sheath layer 24 of each cable communication twisted pair 2 is different in color, the second insulation layer 32 of the cable control line 3 is different in color from the color of the communication line sheath layer 24, facilitating observation of the internal cable communication twisted pairs 2 and the cable control lines 3 and rapid identification, facilitating rapid inspection.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A transparent sheathed flat cable, characterized in that, include: A flat cable sleeve (1) is provided with a communication unit and a control unit inside the flat cable sleeve (1); The communication unit includes multiple parallel twisted-pair cables (2) arranged inside the flat cable sleeve (1); Each of the cable communication twisted pair (2) includes multiple communication conductors (21), and the surface of the communication conductors (21) is covered with a first insulation layer (22). The multiple communication conductors (21) covered with the first insulation layer (22) are twisted together to form a communication core, and a shielding layer (23) is provided on the surface of the communication core. A sheath layer (24) is provided on the surface of the shielding layer (23). Each of the control units includes multiple cable control lines (3) arranged in parallel inside the flat cable sleeve (1); Each of the cable control lines (3) includes multiple control conductors (31), and the surface of each control conductor (31) is covered with a second insulation layer (32), and the multiple control conductors (31) covered with the second insulation layer (32) are arranged in parallel to each other; The flat cable sheath (1) is made of transparent PVC elastomer material.

2. The transparent sheathed flat cable according to claim 1, characterized in that, The top of the flat cable sleeve (1) is symmetrically provided with a first trapezoidal pressure groove (4), and the bottom of the flat cable sleeve (1) is provided with a second trapezoidal pressure groove (5) corresponding to the position of the first trapezoidal pressure groove (4).

3. A transparent sheathed flat cable according to claim 1, characterized in that, Each of the cable communication twisted pair (2) includes two communication conductors (21), which are covered with a first insulation layer (22) and twisted together to form a twisted pair control wire core.

4. A transparent sheathed flat cable according to claim 1, characterized in that, The communication conductor (21) is made of multiple strands of Category 5 soft copper wires twisted together, and the control conductor (31) is made of multiple strands of Category 5 soft copper wires twisted together.

5. A transparent sheathed flat cable according to claim 4, characterized in that, The number of the cable communication twisted pair (2) is seven. Three of the cable communication twisted pairs (2) are divided into a central control line group, which is located at the center of the flat cable sleeve (1). The other four cable communication twisted pairs (2) are divided into two side communication line groups, each consisting of two cable communication twisted pairs (2). The two side communication line groups are symmetrically arranged on both sides of the central communication line group. The number of cable control lines (3) is twelve. The twelve cable control lines (3) are divided into two groups of control lines, and the control line groups are located between the central communication line group and the side communication line group.

6. A transparent sheathed flat cable according to claim 5, characterized in that, The communication conductors (21) of two of the cable communication twisted pairs (2) in the central communication line group are made of multiple Category 5 soft copper wires twisted in the S direction, and the communication conductors (21) of the other cable communication twisted pair (2) are made of multiple Category 5 soft copper wires twisted in the Z direction. The communication conductor (21) of one of the cable communication twisted pairs (2) of the side communication line group is made of multiple Class 5 soft copper wires twisted in the S direction, and the communication conductor (21) of the other cable communication twisted pair (2) is made of multiple Class 5 soft copper wires twisted in the Z direction. The control conductors (31) of three cable control wires (3) in the control wire group are made of multiple Category 5 soft copper wires twisted in the S direction, and the control conductors (31) of the other three cable control wires (3) are made of multiple Category 5 soft copper wires twisted in the Z direction. The three cable control wires (3) twisted in the S direction and the three cable control wires (3) twisted in the Z direction are interleaved.

7. A transparent sheathed flat cable according to claim 1, characterized in that, The flat cable sleeve (1) has five tear lines (6) inside, and the positions of the five tear lines (6) correspond to the positions of the central communication line group, the two side communication line groups and the two control line groups, respectively.

8. A transparent sheathed flat cable according to claim 1, characterized in that, The sheath layer (24) of each of the cable communication twisted pairs (2) is a different color, and the second insulation layer (32) of the cable control line (3) is a different color from the sheath layer (24) of the communication line.

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