High-temperature compensation wire

Abstract

The utility model provides a high-temperature compensation lead, and belongs to the technical field of compensation leads. Comprising a body, the body comprises a wire core, and the outer wall of the wire core is sequentially coated with a protective layer, a heat insulation layer, a reinforcing layer, a shielding layer, an insulating layer and a wear-resistant layer; the reinforcing layer comprises a first double-layer metal net wrapping the heat insulation layer, an inner cavity is formed in the first double-layer metal net, a reinforcing support is fixedly assembled on the inner wall of the inner cavity, a connecting rope is fixedly assembled on the outer wall of the first double-layer metal net, and a second double-layer metal net is fixedly assembled at the end, away from the first double-layer metal net, of the connecting rope. And a positioning strip is fixedly assembled on the outer wall of the connecting rope. When the body is used and bent, the overall strength of the body is improved through the first double-layer metal net, meanwhile, stress borne by the body is released in cooperation with the rhombic reinforcing supports, then the adaptive capacity and the anti-bending effect of the body are improved, and the service life of the body is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of compensation wires, in particular to a high-temperature compensation wire. Background Art

[0002] Compensation wires are a pair of insulated wires with the same nominal value of thermoelectromotive force as the matched thermocouple within a certain temperature range (0~100℃). They are used to connect thermocouples and measuring devices to compensate for the errors caused by temperature changes at the connection between them and the thermocouple.

[0003] An existing high-temperature resistant compensating conductor can refer to the utility model patent with Chinese patent announcement number CN219267355U, which discloses a high-temperature resistant compensating conductor, which belongs to the field of conductor technology, specifically a high-temperature resistant compensating conductor, including a core, an inner protective layer for limiting adjacent cores and forming protection is arranged on the outer side of the core, an outer covering layer is arranged on the outer side of the inner protective layer, and an outer protective layer that can be easily assembled and disassembled is arranged on the outer side of the outer covering layer.

[0004] However, during the actual use of the device, it was found that although the device is conducive to convenient maintenance operations on the compensation wire, the compensation wire lacks reinforcement measures. During use, it is inevitable that the wire will be bent at different angles, which can easily cause the wire to be damaged or even broken after repeated use. Therefore, the present application provides a high-temperature compensation wire to meet the needs. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a high-temperature compensation wire to solve the problem that the existing compensation wire lacks reinforcement measures and the wire is inevitably bent at different angles during use, so that the wire is easily damaged or even broken after repeated use.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A high-temperature compensation conductor comprises: a body, the body comprising a wire core, the outer wall of the wire core is sequentially coated with a protective layer, a heat-insulating layer, a reinforcing layer, a shielding layer, an insulating layer and a wear-resistant layer; the reinforcing layer comprises a double-layer metal mesh 1 coated on the heat-insulating layer, an inner cavity is provided inside the double-layer metal mesh 1, a reinforcing support is fixedly mounted on the inner wall of the inner cavity, a connecting rope is fixedly mounted on the outer wall of the double-layer metal mesh 1, a double-layer metal mesh 2 is fixedly mounted on one end of the connecting rope away from the double-layer metal mesh 1, and a positioning strip is fixedly mounted on the outer wall of the connecting rope.

[0008] The material of the protective layer is polytetrafluoroethylene material.

[0009] The heat insulation layer is located between the protective layer and the reinforcement layer, and the heat insulation layer is made of high temperature resistant glass fiber.

[0010] The shielding layer is made of tinned copper material.

[0011] The insulating layer is made of ceramic material.

[0012] The outer wall of the wear-resistant layer is provided with a plurality of wear-resistant protrusions, and the material of the wear-resistant layer is polyurethane material.

[0013] The cross-sectional shape of the reinforcing strut is rhombus, and there are a plurality of reinforcing struts, which are evenly distributed around the inner wall of the inner cavity.

[0014] Compared with the prior art, the utility model has at least the following beneficial effects:

[0015] 1. In the above scheme, when the main body is used and bent, the overall strength of the main body is improved by a double-layer metal mesh, and at the same time, the diamond-shaped reinforcing support is used to release the stress on the main body, thereby improving the adaptability and anti-bending effect of the main body and increasing the service life of the main body.

[0016] 2. In the above scheme, by providing a heat insulation layer made of high-temperature resistant glass fiber, it is beneficial to improve the heat resistance and corrosion resistance of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings, which are incorporated herein and constitute a part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the present disclosure and to enable those skilled in the relevant art to make and use the present disclosure.

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the high temperature compensation conductor;

[0019] Figure 2 The side view of the high temperature compensation wire structure

[0020] Figure 3 This is an enlarged schematic diagram of the three-dimensional structure at the reinforcement layer.

[0021] [Reference Signs]

[0022] 1. Main body; 11. Wire core; 12. Protective layer; 13. Heat insulation layer;

[0023] 14. Reinforcement layer; 141. Double-layer metal mesh 1; 142. Inner cavity; 143. Reinforcement support; 144. Connecting rope; 145. Double-layer metal mesh 2; 146. Positioning strip;

[0024] 15. Shielding layer; 16. Insulation layer; 17. Wear-resistant layer.

[0025] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments, and the adjustments or modifications made are still included in the scope of the attached claims. DETAILED DESCRIPTION

[0026] The following is a detailed description of a high temperature compensation wire provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are listed as the best and preferred embodiments, and other alternatives can also be used by technicians in some known technical fields; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0027] It should be noted that the references to "one embodiment", "embodiment", "exemplary embodiments", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0028] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0029] It will be understood that the meaning of “on,” “over,” and “above” in this disclosure should be interpreted in the broadest manner, so that “on” means not only “directly on” something, but also includes the meaning of being “on” something with intervening features or layers therebetween, and “on” or “over” means not only “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers therebetween.

[0030] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0031] like Figure 1 , Figure 2 and Figure 3 As shown, an embodiment of the utility model provides a high-temperature compensation conductor, comprising: a body 1, the body 1 comprising a wire core 11, the outer wall of the wire core 11 is sequentially coated with a protective layer 12, a heat insulation layer 13, a reinforcement layer 14, a shielding layer 15, an insulating layer 16 and a wear-resistant layer 17; the reinforcement layer 14 comprises a double-layer metal mesh 141 coated on the heat insulation layer 13 for improving the bending resistance of the body 1, an inner cavity 142 is provided inside the double-layer metal mesh 141, and a reinforcement support 1 for releasing stress is fixedly mounted on the inner wall of the inner cavity 142 43. The outer wall of the double-layer metal mesh 141 is fixedly equipped with a connecting rope 144, and the end of the connecting rope 144 away from the double-layer metal mesh 141 is fixedly equipped with a double-layer metal mesh 2 145, and the outer wall of the connecting rope 144 is fixedly equipped with a positioning strip 146. The cross-sectional shape of the reinforcing strut 143 is diamond-shaped, and the number of the reinforcing struts 143 is several, and the several reinforcing struts 143 are evenly distributed on the surrounding side of the inner wall of the inner cavity 142. By limiting the reinforcing struts 143, it is beneficial to improve the ability to release stress and improve its protective effect.

[0032] like Figure 3 As shown, the material of the protective layer 12 is polytetrafluoroethylene material, which is beneficial to improving the protective effect of the wire core 11 and has certain corrosion resistance and high temperature resistance.

[0033] like Figure 3 As shown, the heat insulation layer 13 is located between the protective layer 12 and the reinforcement layer 14, and the heat insulation layer 13 is made of high temperature resistant glass fiber. By providing the heat insulation layer 13 made of high temperature resistant glass fiber, it is beneficial to improve the heat resistance and corrosion resistance of the device.

[0034] like Figure 3 As shown, the shielding layer 15 is made of tin-plated copper material. By providing the shielding layer 15 made of tin-plated copper material, it is beneficial to reduce its conductivity, increase its resistance, and improve its shielding effect.

[0035] like Figure 3 As shown, the insulating layer 16 is made of ceramic material. By providing the insulating layer 16 made of ceramic material, it is beneficial to improve the insulation effect of the body 1.

[0036] like Figure 1 and Figure 2 As shown, the outer wall of the wear-resistant layer 17 is provided with a plurality of wear-resistant protrusions, and the material of the wear-resistant layer 17 is polyurethane material. The provision of the wear-resistant layer 17 is beneficial to improving the wear-resistant effect of the body 1 and further improving the use efficiency of the body 1.

[0037] The technical solution provided by the utility model improves the overall strength of the body 1 through the double-layer metal mesh 141 when the body 1 is bent during use, and at the same time cooperates with the diamond-shaped reinforcing support 143 to release the stress on the body 1, thereby improving the adaptability and anti-bending effect of the body 1 and increasing the service life of the body 1;

[0038] The heat insulation layer 13 made of high temperature resistant glass fiber is provided to improve the heat resistance and corrosion resistance of the device.

[0039] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the above preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0040] A person skilled in the art will appreciate that all or part of the steps in the above-mentioned embodiment method can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable storage medium, such as ROM / RAM, a disk, an optical disk, etc.

[0041] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A high temperature compensation conductor, characterized in that: include: A body (1), the body (1) comprising a wire core (11), the outer wall of the wire core (11) being covered with a protective layer (12), a heat insulation layer (13), a reinforcement layer (14), a shielding layer (15), an insulating layer (16) and a wear-resistant layer (17) in sequence; The reinforcing layer (14) comprises a double-layer metal mesh (141) coated on the heat insulating layer (13); an inner cavity (142) is provided inside the double-layer metal mesh (141); a reinforcing support (143) is fixedly mounted on the inner wall of the inner cavity (142); a connecting rope (144) is fixedly mounted on the outer wall of the double-layer metal mesh (141); a double-layer metal mesh (145) is fixedly mounted on one end of the connecting rope (144) away from the double-layer metal mesh (141); and a positioning strip (146) is fixedly mounted on the outer wall of the connecting rope (144).

2. The high temperature compensation wire according to claim 1, characterized in that: The material of the protective layer (12) is polytetrafluoroethylene material.

3. The high temperature compensation wire according to claim 1, characterized in that: The heat insulation layer (13) is located between the protective layer (12) and the reinforcement layer (14), and the heat insulation layer (13) is high temperature resistant glass fiber.

4. The high temperature compensation wire according to claim 1, characterized in that: The shielding layer (15) is made of tinned copper material.

5. The high temperature compensation wire according to claim 1, characterized in that: The insulating layer (16) is made of ceramic material.

6. The high temperature compensation wire according to claim 1, characterized in that: The outer wall of the wear-resistant layer (17) is provided with a plurality of wear-resistant protrusions, and the material of the wear-resistant layer (17) is polyurethane material.

7. The high temperature compensation wire according to claim 1, characterized in that: The cross-sectional shape of the reinforcing strut (143) is a rhombus, and the number of the reinforcing struts (143) is a plurality, and the plurality of reinforcing struts (143) are evenly distributed around the inner wall of the inner cavity (142).

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