Graphite resistance measuring device

Abstract

The utility model is suitable for the technical field of graphite resistance measurement, and provides a graphite resistance measuring device which comprises a graphite line, an auxiliary assembly is arranged on the outer wall of the graphite line, and a measuring assembly is arranged on the outer wall of the auxiliary assembly; the measuring assembly comprises a main seat, a current input roller is arranged on the outer wall of the main seat, a voltage measuring roller is arranged on the outer wall of the main seat, and two wires are arranged in the main seat; an electric brush, a rotating shaft and a bearing are arranged in the main base, the auxiliary assembly comprises a shell, and the inner wall of the shell is connected with a neck bush in an attached mode; the inner wall of the neck bush is connected with a positive electrode in an attached mode. Through cooperative use of the auxiliary assembly and the measuring assembly, two groups of current input rollers are controlled to apply constant current to two fixed points of a graphite line, a voltage measuring roller measures the voltage of the graphite line, and the relation between the voltage and the current is calculated to measure the resistance of the two points; continuous current and voltage measurement is realized through the current input roller and the voltage measurement roller.

Description

Technical Field

[0001] The utility model belongs to the technical field of graphite resistance measurement, and in particular relates to a graphite resistance measuring device. Background Art

[0002] Graphite is a non-metallic material composed of carbon elements, with a hexagonal layered structure. Each layer is composed of carbon atoms arranged into a honeycomb-like planar network structure, and the layers interact with each other through van der Waals forces. Graphite has the following characteristics: High temperature stability: The ignition point of graphite in air is 730°C, and it can withstand high temperatures of up to 3000°C in inert gas; Good electrical and thermal conductivity: Graphite is an excellent conductor and thermal conductor, and its electrical conductivity and thermal conductivity increase with increasing temperature; Low friction coefficient and self-lubrication: The friction between graphite layers is very small, so it has a very low friction coefficient and good self-lubrication; Good chemical stability: Graphite has strong resistance to acid and alkali corrosion and oxidation, and is not easily corroded by chemical reagents; Easy to process and shape: Graphite has high plasticity and toughness, and can be made into products of various shapes and sizes by mechanical processing or pressing.

[0003] The existing graphite resistance measuring device is generally not able to perform continuous measurement during use and has low practicality. Therefore, it is necessary to design a graphite resistance measuring device that can be used continuously. Utility Model Content

[0004] The utility model provides a graphite resistance measuring device, aiming to solve the problem that the graphite resistance measuring device generally cannot perform continuous measurement during use and has low practicality. The utility model is implemented as follows: a graphite resistance measuring device comprises a graphite wire: the outer wall of the graphite wire is provided with an auxiliary component, and the outer wall of the auxiliary component is provided with a measuring component;

[0005] Wherein, the measuring assembly comprises a main seat, the outer wall of the main seat is provided with a current input roller, the outer wall of the main seat is provided with a voltage measurement roller, and two wires are provided inside the main seat;

[0006] The main seat is internally provided with brushes, a rotating shaft and a bearing.

[0007] Preferably, the auxiliary component comprises a shell, and an inner sleeve is fittedly connected to the inner wall of the shell;

[0008] Wherein, the inner wall of the inner sleeve is fitted and connected with a positive electrode, and the inner wall of the inner sleeve is fitted and connected with a negative electrode.

[0009] Preferably, the auxiliary component and the measuring component constitute a set of measuring mechanisms, and the number of the measuring mechanisms is two sets.

[0010] Preferably, a fixing seat is provided at the bottom of the measuring mechanism, and a fixing hole is provided on the outer wall of the fixing seat.

[0011] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0012] Through the coordinated use of auxiliary components and measuring components, two sets of current input rollers are manipulated to apply a constant current at two fixed points on the graphite wire, the voltage of the graphite wire is measured by the voltage measuring roller, and the relationship between voltage and current is calculated to measure the resistance at the two points; continuous current and voltage measurement is achieved through the current input roller and the voltage measuring roller; and continuous current and voltage measurement is achieved using brushes. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the front view of the utility model;

[0014] Figure 2 It is a bottom view of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the measuring component of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the auxiliary component of the utility model.

[0017] In the figure: 1. graphite wire; 2. measuring component; 201. main seat; 202. wire; 203. current input roller; 204. voltage measuring roller; 3. auxiliary component; 301. positive electrode; 302. negative electrode; 303. inner sleeve; 304. outer shell; 4. fixing seat. DETAILED DESCRIPTION

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0019] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0020] The utility model provides a graphite resistance measuring device, such as Figure 1-4 As shown, it comprises a graphite wire 1: an auxiliary component 3 is arranged on the outer wall of the graphite wire 1, and a measuring component 2 is arranged on the outer wall of the auxiliary component 3;

[0021] The measuring assembly 2 includes a main seat 201, a current input roller 203 is disposed on the outer wall of the main seat 201, a voltage measurement roller 204 is disposed on the outer wall of the main seat 201, and two wires 202 are disposed inside the main seat 201;

[0022] The main seat 201 is provided with brushes, a rotating shaft and bearings;

[0023] The auxiliary component 3 includes a shell 304, and the inner wall of the shell 304 is closely connected with an inner sleeve 303;

[0024] The inner wall of the inner sleeve 303 is bonded with the positive electrode 301, and the inner wall of the inner sleeve 303 is bonded with the negative electrode 302;

[0025] The auxiliary component 3 and the measuring component 2 form a set of measuring mechanisms, and the number of the measuring mechanisms is two sets;

[0026] A fixing seat 4 is provided at the bottom of the measuring mechanism, and a fixing hole is provided on the outer wall of the fixing seat 4 .

[0027] It should be noted that, since the existing graphite resistance measuring device is generally not capable of continuous measurement during use, its practicality is low.

[0028] Specifically, in this embodiment, this scheme is mainly used in conjunction with the auxiliary component 3 and the measuring component 2, and two sets of current input rollers 203 are controlled to apply a constant current at two fixed points on the graphite wire, and the voltage of the graphite wire is measured by the voltage measuring roller 204, and the relationship between the voltage and the current is calculated to measure the resistance at the two points; continuous current and voltage measurement is achieved through the current input roller 203 and the voltage measuring roller 204; and continuous current and voltage measurement is achieved using brushes.

[0029] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0030] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0031] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0032] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A graphite resistance measuring device, characterized in that: It comprises a graphite wire (1); an auxiliary component (3) is arranged on the outer wall of the graphite wire (1); and a measuring component (2) is arranged on the outer wall of the auxiliary component (3); The measuring component (2) comprises a main seat (201), the outer wall of the main seat (201) is provided with a current input roller (203), the outer wall of the main seat (201) is provided with a voltage measurement roller (204), and two wires (202) are provided inside the main seat (201); The main seat (201) is provided with brushes, a rotating shaft and a bearing inside.

2. A graphite resistance measuring device as claimed in claim 1, characterized in that: The auxiliary component (3) comprises an outer shell (304), and an inner lining (303) is closely connected to the inner wall of the outer shell (304); The inner wall of the inner sleeve (303) is fitted and connected with the positive electrode (301), and the inner wall of the inner sleeve (303) is fitted and connected with the negative electrode (302).

3. A graphite resistance measuring device as claimed in claim 1, characterized in that: The auxiliary component (3) and the measuring component (2) form a set of measuring mechanisms, and the number of the measuring mechanisms is two sets.

4. A graphite resistance measuring device as claimed in claim 3, characterized in that: A fixing seat (4) is provided at the bottom of the measuring mechanism, and a fixing hole is provided on the outer wall of the fixing seat (4).

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