CN218849104U

CN218849104U - Flat sensing wire

Info

Publication number: CN218849104U
Application number: CN202223363198.9U
Authority: CN
Inventors: 陈以俊; 邹翼腾; 陈志平; 杨晓书; 周麒麟; 陈以清
Original assignee: Shenzhen Red Banner Electrician Technology Co ltd
Current assignee: Shenzhen Red Banner Electrician Technology Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-04-11
Anticipated expiration: 2032-12-14

Abstract

The application relates to a flat sensing wire, which comprises an outer skin, a wire sleeve and a wire sleeve, wherein the outer skin is in an elliptical ring shape and is used for forming a cable cavity; the separation strips are arranged in the cable cavity, and the two separation strips are arranged at intervals and used for dividing the cable cavity into two core cavities and a deformation cavity; a filler disposed in the core cavity; the wire core is arranged on the filler in a penetrating manner; and the elastic piece is arranged in the deformation cavity, is respectively connected with the two separating strips and is used for enabling the separating strips to do resetting movement in the direction away from each other. This application has the effect of the resistant extrudability that promotes the sensing wire.

Description

Flat sensing wire

Technical Field

The application relates to the field of sensing wires, in particular to a flat sensing wire.

Background

The sensor line is also called as a sensor connecting line, namely, a connecting line used on various sensors, the connecting line plays a role in finding and connecting signals, and the sensor connecting line is mainly used for outdoor lamp boxes, construction machinery, steel production equipment, power equipment, mining machinery, ship machinery, automobile equipment, production automation equipment, temperature transmitters, hydraulic machine tools, sensors, electromagnetic valves, instruments and meters, pressure transmitters and the like.

In the related art, the sensing wire has an oval cross section, so the sensing wire is called a flat sensing wire, specifically, the flat sensing wire comprises a sheath, a filler and a wire core, and the cross section of the sheath is in an oval ring shape; the filling body is arranged on the inner side of the outer skin; the sinle silk is worn to establish on the obturator to the sinle silk is provided with two, and every sinle silk is three bunch spiral winds moreover and forms.

Aiming at the related technologies, when the sensing line is subjected to extrusion force along the connecting line direction of two focuses of an ellipse, the filling layer has certain compactness, so that the wire core is easy to be extruded and damaged, and the defect that the extrusion resistance of the sensing line is poor is caused.

SUMMERY OF THE UTILITY MODEL

In order to promote the resistant extrudability of sense line, this application provides a flat sense line.

The application provides a flat sensing wire adopts following technical scheme:

a flat sense wire comprising:

the sheath is in an elliptical ring shape and is used for forming a cable cavity;

the separation strips are arranged in the cable cavity, and the two separation strips are arranged at intervals and used for dividing the cable cavity into two core cavities and a deformation cavity;

a filler disposed in the core cavity;

the wire core is arranged on the filler in a penetrating mode;

and the elastic piece is arranged in the deformation cavity, is respectively connected with the two separating strips and is used for enabling the separating strips to do resetting movement in the direction away from each other.

Through adopting above-mentioned technical scheme, compare in the mode that is full of the obturator between sinle silk and the cable chamber, this kind of design, when the sensing line received the extrusion force along two focus directions, the parting bead can be because the motion of the extrusion of obturator direction of being close to each other, on the one hand, the volume in accessible deformation chamber reduces, reduce the extrusion force of obturator to the sinle silk, on the other hand, the elastic potential energy that the elastic component accumulated can let be elastic contact between the obturator of two parts, with reduce the extrusion force of obturator to the sinle silk, so the sinle silk is difficult for taking place to damage because of the extrusion, thereby help promoting the resistant extrudeing nature of sensing line.

Preferably, both ends of the dividing strip are fixedly connected with the inner wall of the outer skin; the elastic piece comprises an expansion spring, and two ends of the expansion spring are respectively connected with the two separation strips and used for enabling the two separation strips to deform towards the direction away from each other.

By adopting the technical scheme, firstly, compared with a mode that two ends of the separation strip are abutted with the outer skin, the separation strip can be stretched and deformed towards the direction of mutual approaching when the sensing wire is extruded, the degree of extrusion deformation of the sensing wire can be limited by means of the elastic potential energy of the separation strip, and the saturation degree in the sensing wire can be improved by improving the saturation degree of the wire core cavity; compared with the mode that the elastic piece is the elastic block, the design mode can not only enable the deformation cavity to start to reduce the volume more easily, but also can resist the extrusion deformation of the sensing wire more obviously through the expansion spring, so that the wire core is less prone to being extruded and damaged.

Preferably, the elastic piece comprises a protection elastic piece, two ends of the protection elastic piece are respectively connected with the two separation strips, the protection elastic piece is located in the inner ring of the expansion spring, and the axis of the protection elastic piece is perpendicular to the axis of the sensing line.

Through adopting above-mentioned technical scheme, because of the setting of protection shell fragment, then when the sensing line takes place bending deformation, the protection shell fragment can restrict the bending deformation degree of sensing line through self elastic force to when the sensing line takes place to warp, also can protect the sinle silk.

Preferably, the section of the protection elastic sheet parallel to the axis direction of the sensing line is in a wave shape.

Through adopting above-mentioned technical scheme, compare in the mode that the protection shell fragment is straight thin slice shape, this kind of design, protection shell fragment can change from straight state to crooked state easily, so the sensing line can be crooked hard relatively to be convenient for the application of sensing line in actual production.

Preferably, the separating strip comprises a plurality of connecting parts and a plurality of crease parts which are distributed along the axial direction of the sensing line, and the connecting parts are connected with the expansion spring and the protective elastic sheet; the crease part is connected with two adjacent connecting parts.

Through adopting above-mentioned technical scheme, because of the mode that the parting strip has the crease portion, also can make the sensing line change from straight state into the curved state more easily to can use the sensing line more conveniently.

Preferably, the sheath is connected with a plurality of limiting lugs in a distributed manner along the axis direction of the sensing line, the limiting lugs are located at the two longer ends of the sheath, and two adjacent limiting lugs on the same end are abutted to limit the maximum bending angle of the sensing line.

Through adopting above-mentioned technical scheme, because of the setting of spacing lug, then after the crooked predetermined angle that reaches of sensing line, two adjacent spacing lugs can the butt to make the bending angle of sensing line be difficult for continuing the increase, thereby also can protect the sinle silk in the sensing line.

Preferably, the outer surface of the outer skin is provided with a connecting groove; the limiting lug is connected with an insertion block at one end close to the outer skin, and the insertion block is inserted into the connecting groove in a tight fit mode.

Through adopting above-mentioned technical scheme, then through the cooperation between inserted block and the spread groove, can realize the detachable connection between spacing lug and the crust, so alright in order to change the spacing lug of equidimension not, change the biggest bending angle of sensing line to the sensing line of different specifications of adaptation can be better.

Preferably, the limiting convex block is made of an elastic material, and friction nicks are arranged on the outer surface of the limiting convex block.

By adopting the technical scheme, the limiting convex block is made of elastic materials and is provided with the friction nicks, so that when the limiting convex block is detached from the outer skin, people can better apply acting force to the limiting convex block, and the people can conveniently assemble and disassemble the limiting convex block.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the sheath, the separation strip, the filling body, the wire core and the elastic part, when the sensing wire is subjected to extrusion force along two focus directions, the separation strip can move in the direction close to each other due to the extrusion force of the filling body, on one hand, the extrusion force of the filling body to the wire core can be reduced through the reduction of the volume of the deformation cavity, on the other hand, the elastic potential energy accumulated by the elastic part can enable the filling bodies of the two parts to be in elastic contact to reduce the extrusion force of the filling body to the wire core, so that the wire core is not easy to be damaged due to extrusion, and the extrusion resistance of the sensing wire is improved;

2. by arranging the elastic piece to comprise the protection elastic piece, when the sensing wire is bent and deformed, the protection elastic piece can limit the bending deformation degree of the sensing wire through the elastic force of the protection elastic piece, so that the wire core can be protected when the sensing wire is bent.

Drawings

Fig. 1 is a schematic structural diagram of a flat sensing wire in an embodiment of the present application.

Fig. 2 is a schematic diagram illustrating how the limiting protrusion is connected to the outer skin in the embodiment of the present application.

Description of reference numerals: 1. a skin; 11. a cable cavity; 12. a core cavity; 13. a deformation chamber; 14. connecting grooves; 2. a dividing strip; 21. a connecting portion; 22. a crease portion; 3. a filler; 4. a wire core; 5. an elastic member; 51. an expansion spring; 52. protecting the elastic sheet; 6. a limiting bump; 61. and (5) inserting the blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses flat sensing wire. Referring to fig. 1, the flat sensing wire comprises a sheath 1, a separation strip 2, a filling body 3, a wire core 4 and an elastic part 5, wherein the cross section of the sheath 1 is in an elliptical ring shape, so that a cable cavity 11 is formed; the division bar 2 is made of elastic materials, the division bar 2 is arranged in the cable cavity 11, two division bars 2 are arranged at intervals to divide the cable cavity 11 into two wire core cavities 12 and a deformation cavity 13, and two ends of the division bar 2 are integrally connected with the inner side of the outer skin 1; the filling body 3 is fixedly arranged in the wire core cavity 12; the wire core 4 is arranged on the filler 3 in a penetrating way; the elastic piece 5 is arranged in the deformation cavity 13, and the elastic piece 5 is connected with the two separation strips 2 and is used for enabling the separation strips 2 to deform on the hand in the direction away from each other.

Referring to fig. 1, when the sensing line receives extrusion forces along two focus directions, the division bar 2 is subjected to tensile deformation in a direction close to each other due to the extrusion of the filling body 3, on one hand, the extrusion force of the filling body 3 on the wire core 4 can be reduced by reducing the volume of the deformation cavity 13, and on the other hand, the elastic potential energy accumulated by the elastic member 5 can enable the filling bodies 3 of the two parts to be in elastic contact with each other so as to reduce the extrusion force of the filling body 3 on the wire core 4, so that the wire core 4 is not easily damaged due to extrusion, thereby being beneficial to improving the extrusion resistance of the sensing line.

Referring to fig. 1, the elastic member 5 includes an expansion spring 51 and a protective elastic sheet 52, specifically, two ends of the expansion spring 51 are respectively and fixedly connected with two surfaces of the two separation strips 2 close to each other, so that when the sensing line is pressed, the expansion spring 51 is compressed and deformed, so as to achieve the purpose of making the two filling bodies 3 elastically contact each other; the protection shell fragment 52 is the thin slice shape, the both ends of the protection shell fragment 52 are respectively with two parting bead 2 one side surface fixed connection that is close to each other, and the protection shell fragment 52 is in the inboard of expanding spring 51, and the protection shell fragment 52 still is mutually perpendicular with the axis of sensing line, the cross-section that the protection shell fragment 52 is on a parallel with the axis direction of sensing line is the wave shape simultaneously, so can be convenient for the sensing line to change from straight attitude to curved attitude, also can restrict the maximum bend angle of sensing line, thereby can be in the prerequisite of being convenient for in-service use, further protect the wire core 4.

Referring to fig. 1, the division bar 2 includes a plurality of connection portions 21 and a plurality of fold portions 22, the plurality of connection portions 21 and the plurality of fold portions 22 are distributed along an axial direction of the sensing line, wherein the connection portions 21 are connected to the expansion spring 51 and the protective elastic sheet 52, the fold portions 22 are integrally connected to two adjacent connection portions 21, and a thickness of the fold portions 22 is smaller than a thickness of the connection portions 21, so that the division bar 2 is also convenient to change from a straight state to a bent state, thereby contributing to improving overall performance of the sensing line.

Referring to fig. 1 and 2, in this embodiment, a plurality of connecting grooves 14 have been seted up along the axis direction of sensing line to crust 1, wherein connecting groove 14 is on the longer both ends of crust 1, in order to regard as the structure basis of installation external element, specifically, can be provided with spacing lug 6 by elastic material on the crust 1, spacing lug 6 is the hemisphere, and spacing lug 6 is close to integrative being connected with inserted block 61 on the terminal surface of crust 1, inserted block 61 tight fit inlays and is established in connecting groove 14, in order to realize installing spacing lug 6 the mesh on crust 1, when the bending angle of sensing line reaches the predetermined value simultaneously, two adjacent spacing lugs 6 can butt each other, so that the bending angle of sensing line can't continue to increase, thereby can assist the effect of protecting sinle silk 4.

In addition, in this embodiment, in order to facilitate the mounting and dismounting of the limit projection 6, friction scores are integrally formed on the outer surface of the limit projection 6, so that the limit projection 6 can be better applied with force during the mounting and dismounting.

The implementation principle of the flat sensing wire in the embodiment of the application is as follows: when the sensing line receives the extrusion force along two focus directions, the division bar 2 can be because the extrusion of obturator 3 does the tensile deformation of direction of being close to each other, on the one hand, the volume of accessible deformation chamber 13 reduces, reduce the obturator 3 to the extrusion force of sinle silk 4, on the other hand, the elastic potential energy that elastic component 5 accumulated can let be elastic contact between the obturator 3 of two parts, in order to reduce the extrusion force of obturator 3 to sinle silk 4, so sinle silk 4 is difficult for taking place to damage because of the extrusion, thereby help promoting the resistant extrudability of sensing line.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A flat sensing wire, characterized in that: the method comprises the following steps:

an outer skin (1) in the shape of an elliptical ring for forming a cable cavity (11);

the separation strips (2) are arranged in the cable cavity (11), and the two separation strips (2) are arranged at intervals and used for dividing the cable cavity (11) into two wire core cavities (12) and a deformation cavity (13);

a filling body (3) arranged in the core cavity (12);

the wire core (4) is arranged on the filling body (3) in a penetrating mode;

the elastic piece (5) is arranged in the deformation cavity (13), and the elastic piece (5) is respectively connected with the two separation strips (2) and used for enabling the separation strips (2) to do reset movement in the direction away from each other.

2. The flat sensing wire of claim 1, wherein: the two ends of the separation strip (2) are fixedly connected with the inner wall of the outer skin (1); the elastic piece (5) comprises an expansion spring (51), and two ends of the expansion spring (51) are respectively connected with the two separating strips (2) and used for enabling the two separating strips (2) to deform towards the direction away from each other.

3. The flat shaped sensing wire of claim 2, wherein: the elastic piece (5) comprises a protective elastic piece (52), two ends of the protective elastic piece (52) are respectively connected with the two separation strips (2), the protective elastic piece (52) is located in an inner ring of the expansion spring (51), and the protective elastic piece (52) is perpendicular to the axis of the sensing line.

4. The flat sensing wire of claim 3, wherein: the section of the protective elastic sheet (52) parallel to the axis direction of the sensing line is in a wave shape.

5. The flat sensing wire of claim 3, wherein: the separating strip (2) comprises a plurality of connecting parts (21) and a plurality of crease parts (22) which are distributed along the axial direction of the sensing line, and the connecting parts (21) are connected with the expansion spring (51) and the protective elastic sheet (52); the crease part (22) is connected with two adjacent connecting parts (21).

6. The flat sensing wire of claim 1, wherein: the sheath (1) is connected with a plurality of limiting lugs (6) along the axis direction distribution of the sensing line, the limiting lugs (6) are located at the longer two ends of the sheath (1) and adjacent to each other at the same end, and the limiting lugs (6) are in butt joint and used for limiting the maximum bending angle of the sensing line.

7. The flat sensing wire of claim 6, wherein: the outer surface of the outer skin (1) is provided with a connecting groove (14); spacing lug (6) are close to be connected with inserted block (61) on the one end of crust (1), inserted block (61) tight fit is inserted and is established in spread groove (14).

8. The flat sensing wire of claim 7, wherein: the limiting convex block (6) is made of elastic materials, and friction nicks are arranged on the outer surface of the limiting convex block (6).