Sampling resistor with battery appearance

Abstract

The utility model discloses a sampling resistor with a battery appearance, the sampling resistor with the battery appearance comprises an insulating shell, a plurality of resistor alloy sheets, an upper terminal and a lower terminal, the insulating shell is provided with a hollow cavity, and the cavity is respectively provided with an upper opening and a lower opening; the plurality of resistance alloy sheets are sequentially arranged along the height direction of the cavity, every two adjacent resistance alloy sheets are arranged at intervals in an insulating manner, and the plurality of resistance alloy sheets are sequentially connected in series along the height direction of the cavity; an upper terminal and a lower terminal are respectively arranged on the upper opening and the lower opening, and the upper terminal and the lower terminal are respectively connected to the upper ends and the lower ends of the plurality of resistance alloy sheets.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic technical field especially, relate to a sampling resistance with battery shape. BACKGROUND

[0002] The existing battery shape sampling resistance is hollow inside, is in parallel by multiple slender cylindrical resistances, and the resistance value is small, the heat dissipation capacity is poor, and the application scene is limited.

[0003] The above content is only used to assist understanding the technical scheme of the utility model and does not represent admitting the above content is prior art. UTILITY MODEL CONTENT

[0004] The utility model discloses a sampling resistance with battery shape, which aims to solve the problem that the existing battery shape sampling resistance is hollow inside, is in parallel by multiple slender cylindrical resistances, and the resistance value is small, the heat dissipation capacity is poor, and the application scene is limited.

[0005] To achieve the above object, the utility model provides a sampling resistance with battery shape, which comprises:

[0006] An insulating shell has a hollow cavity, and the cavity has an upper opening and a lower opening respectively;

[0007] A plurality of resistance alloy sheets are arranged in sequence along the height direction of the cavity, and adjacent two resistance alloy sheets are arranged with insulating spacing, and the plurality of resistance alloy sheets are connected in sequence along the height direction of the cavity.

[0008] An upper terminal and a lower terminal are respectively installed in the upper opening and the lower opening, and the upper terminal and the lower terminal are respectively connected to the upper end and the lower end of the plurality of resistance alloy sheets.

[0009] Preferably, in the sampling resistance with battery shape, each resistance alloy sheet is arranged in a ring shape and has a notch.

[0010] Preferably, in the sampling resistance with battery shape, each resistance alloy sheet has a first end and a second end arranged oppositely at the notch.

[0011] The first end and the second end of the plurality of resistance alloy sheets are connected in sequence to make the plurality of resistance alloy sheets arranged in series.

[0012] Preferably, in the sampling resistance with battery shape, the sampling resistance with battery shape further comprises an insulating column, and the two ends of the insulating column are respectively installed between the upper terminal and the lower terminal.

[0013] Preferably, in the battery-shaped sampling resistor, two adjacent resistance alloy pieces are connected through a conductive connecting part.

[0014] The conductive connecting part is arranged on the insulating column.

[0015] Preferably, in the battery-shaped sampling resistor, the insulating column is a ceramic column.

[0016] Preferably, in the battery-shaped sampling resistor, the plurality of resistance alloy pieces comprises a first resistance alloy piece, a second resistance alloy piece,..., and an Nth resistance alloy piece.

[0017] The first end of the first resistance alloy piece is connected with the upper terminal, and the second end of the first resistance alloy piece is connected with the second end of the second resistance alloy piece.

[0018] The first end of the second resistance alloy piece is connected with the first end of the third resistance alloy piece.

[0019] ...

[0020] The Nth resistance alloy piece is connected with the lower terminal.

[0021] Preferably, in the battery-shaped sampling resistor, when N is even, the first end of the Nth resistance alloy piece is connected with the lower terminal.

[0022] When N is odd, the second end of the Nth resistance alloy piece is connected with the lower terminal.

[0023] Preferably, in the battery-shaped sampling resistor, two adjacent resistance alloy pieces are insulated and spaced apart through a ceramic gasket.

[0024] Preferably, in the battery-shaped sampling resistor, the shell is a ceramic or resin shell.

[0025] The utility model has at least the following beneficial effects:

[0026] The utility model discloses a hollow cavity is arranged in the shell of insulation, and the cavity has upper opening and lower opening respectively. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 A sectional view of the sampling resistor with the battery shape provided by the present application;

[0028] Figure 2 A Figure 1 decomposition schematic view in the figure;

[0029] Figure 3 A Figure 2 another sectional view of the sampling resistor with the battery shape in the figure;

[0030] Figure 4 A Figure 2 schematic view of the resistance alloy sheet in the figure;

[0031] Figure 5 A Figure 2 another sectional view of the sampling resistor with the battery shape in the figure;

[0032] Figure 6 A Figure 2 schematic view of the insulating connecting column in the figure.

[0033] Serial number Name Serial number Name 100 Sample resistor with battery profile 212 Second end 1 Housing 3 Upper terminal 11 Upper opening 4 Lower terminal 12 Lower opening 5 Insulating post 2 Resistor alloy sheet 6 Electrically conductive connection 21 Notch 7 Ceramic spacer 211 First end 8 Insulating connection post

[0034] The purposes, functional features and advantages of the present application will be further described with reference to the accompanying drawings. DETAILED DESCRIPTION

[0035] The technical solutions of the present application will be described clearly and completely below with reference to the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. The present application will be described in detail below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0036] In the embodiments of the present application, the term "and / or" describes the association relationship of the associated objects, which means that there can be three kinds of relationships, for example, A and / or B, which can represent the three cases of A alone, A and B together, and B alone. The character " / " generally represents that the associated objects before and after it are in an "or" relationship.

[0037] It should be noted that the terms "first", "second" and the like in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and do not necessarily have to describe a specific order or sequence.

[0038] In the embodiments of the present application, the term "a plurality of" means two or more, and other quantifiers are similar.

[0039] In this utility model, unless otherwise stated, directional terms such as "upper," "lower," "top," and "bottom" are generally used in relation to the direction shown in the accompanying drawings, or in relation to the vertical, perpendicular, or gravitational direction of the component itself; similarly, for ease of understanding and description, "inner" and "outer" refer to the inner and outer contours of each component itself, but the above directional terms are not used to limit this utility model.

[0040] This invention provides a sampling resistor with a battery-like shape, such as... Figures 1 to 3 As shown, the sampling resistor 100 with a battery-like shape includes an insulating outer shell 1, multiple resistive alloy sheets 2, and an upper terminal 3 and a lower terminal 4. The insulating outer shell 1 has a hollow cavity with an upper opening 11 and a lower opening 12. The multiple resistive alloy sheets 2 are arranged sequentially along the height direction of the cavity, with an insulating gap between adjacent resistive alloy sheets 2. The multiple resistive alloy sheets 2 are connected in series along the height direction of the cavity. The upper terminal 3 and the lower terminal 4 are respectively installed in the upper opening 11 and the lower opening 12, and the upper terminal 3 and the lower terminal 4 are respectively connected to the upper and lower ends of the multiple resistive alloy sheets 2.

[0041] This invention connects multiple resistive alloy sheets 2 in series along the height of the cavity to form a resistor with a large resistance value in the shape of a battery.

[0042] like Figure 4 As shown, more specifically, each resistor alloy sheet 2 is arranged in a ring shape and has a notch 21. By arranging the resistor alloy sheet 2 into a ring structure with a notch 21, it is convenient to install a heat dissipation ceramic pad 7 between two adjacent resistor alloy sheets 2; it is also convenient to connect multiple resistor alloy sheets 2. It should be noted that the shape of the ceramic pad 7 matches the shape of the resistor alloy sheet 2.

[0043] Each resistive alloy sheet 2 has a first end 211 and a second end 212 disposed opposite to each other at the notch 21; the first ends 211 and the second ends 212 of the plurality of resistive alloy sheets 2 are connected in series so that the plurality of resistive alloy sheets 2 are connected in series.

[0044] The following example uses N resistor alloy sheets 2. Multiple resistor alloy sheets 2 include the first resistor alloy sheet, the second resistor alloy sheet, ..., the Nth resistor alloy sheet;

[0045] The first end 211 of the first resistive alloy sheet is connected to the upper terminal 3, and the second end 212 of the first resistive alloy sheet is connected to the second end 212 of the second resistive alloy sheet;

[0046] The first end 211 of the Nth resistance alloy sheet is connected with the lower terminal 4;

[0047] …

[0048] The Nth resistance alloy sheet is connected with the lower terminal 4.

[0049] When N is even, the first end 211 of the Nth resistance alloy sheet is connected with the lower terminal 4;

[0050] When N is odd, the second end 212 of the Nth resistance alloy sheet is connected with the lower terminal 4.

[0051] A ceramic gasket 7 is arranged between two adjacent resistance alloy sheets 2, which can insulate and facilitate heat dissipation.

[0052] Specifically, a ceramic gasket 7 is arranged between two adjacent resistance alloy sheets 2, which can facilitate heat dissipation and separate the two adjacent resistance alloy sheets 2. When the number of resistance alloy sheets 2 is N, the sampling resistor 100 with a battery shape includes the upper terminal 3, the ceramic gasket 7, the first resistance alloy sheet, the ceramic gasket 7, the second resistance alloy sheet, the ceramic gasket 7, …, the ceramic gasket 7, and the lower terminal 4.

[0053] In addition, the resistance alloy sheet 2 is annular, which can facilitate the installation of the insulating column 5. More specifically, the sampling resistor 100 with a battery shape further includes the insulating column 5, the two ends of which are respectively installed between the upper terminal 3 and the lower terminal 4, which facilitates the installation of the conductive connecting part 6 connecting the adjacent resistance alloy sheets 2. The two adjacent resistance alloy sheets 2 are connected through the conductive connecting part 6, and the conductive connecting part 6 is arranged on the insulating column 5. In this embodiment, the insulating column 5 is a ceramic column, which can facilitate heat dissipation and fixation.

[0054] The shell 1 is a ceramic or resin shell. The shell 1 can be a conventional battery shell 1, which is not limited here.

[0055] More specifically, taking the number of resistance alloy sheets 2 as N for example, the plurality of resistance alloy sheets 2 includes the first resistance alloy sheet, the second resistance alloy sheet, …, and the Nth resistance alloy sheet.

[0056] The first end 211 of the first resistance alloy sheet is connected with the upper terminal 3 through the first conductive connecting part, and the second end 212 of the first resistance alloy sheet is connected with the second end 212 of the second resistance alloy sheet through the second conductive connecting part.

[0057] The first end 211 of the second electric resistance alloy piece is connected with the first end 211 of the third electric resistance alloy piece through a third conductive connecting part;

[0058] …

[0059] The Nth electric resistance alloy piece is connected with the lower terminal 4 through an N-1th conductive connecting part.

[0060] As shown in Figure 5 and Figure 6 The first conductive connecting part, the second conductive connecting part and the N-1th conductive connecting part can be arranged on an insulating connecting column 8, and the insulating connecting column 8 is installed at the notch 21, so that the series connection of the plurality of electric resistance alloy pieces 2 can be realized.

[0061] Obviously, the above-described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, other different forms of changes or variations can be made by those skilled in the art without creative labor, and all should belong to the protection scope of the present application.

Claims

1. A sampling resistor having a battery profile, characterized by, The sampling resistor with a battery shape comprises: an insulating shell with a hollow cavity, the cavity having an upper opening and a lower opening respectively; a plurality of resistance alloy pieces arranged in sequence along the height direction of the cavity, two adjacent resistance alloy pieces being insulated and spaced apart, the plurality of resistance alloy pieces being connected in series along the height direction of the cavity; an upper terminal and a lower terminal respectively installed in the upper opening and the lower opening, and the upper terminal and the lower terminal being connected to the upper end and the lower end of the plurality of resistance alloy pieces respectively.

2. The battery- shaped sampling resistor of claim 1, wherein, Each resistance alloy piece is arranged in a ring shape and has a notch.

3. The battery- shaped sampling resistor of claim 2, wherein, Each resistance alloy piece has a first end and a second end arranged oppositely at the notch. The first ends and the second ends of the plurality of resistance alloy pieces are connected in series to make the plurality of resistance alloy pieces arranged in series.

4. The battery- shaped sampling resistor of claim 3, wherein, The sampling resistor with a battery shape further comprises an insulating column, two ends of the insulating column being respectively installed between the upper terminal and the lower terminal.

5. The battery- shaped sampling resistor of claim 4, wherein, Two adjacent resistance alloy pieces are connected through a conductive connecting part. The conductive connecting part is arranged on the insulating column.

6. The battery- shaped sampling resistor of claim 4, wherein, The insulating column is a ceramic column.

7. The battery- shaped sampling resistor of claim 3, wherein, The plurality of resistance alloy pieces comprise a first resistance alloy piece, a second resistance alloy piece,..., and an Nth resistance alloy piece. The first end of the first resistance alloy piece is connected to the upper terminal, and the second end of the first resistance alloy piece is connected to the second end of the second resistance alloy piece. The first end of the second resistance alloy piece is connected to the first end of the third resistance alloy piece. …… The Nth resistance alloy piece is connected to the lower terminal.

8. The battery- shaped sampling resistor of claim 7, wherein, When N is an even number, the first end of the Nth resistance alloy piece is connected to the lower terminal. When N is an odd number, the second end of the Nth resistance alloy piece is connected to the lower terminal.

9. The battery- shaped sampling resistor of claim 1, wherein, Two adjacent resistance alloy pieces are spaced apart by a ceramic gasket.

10. The battery- shaped sampling resistor of claim 1, wherein, The shell is a ceramic or resin shell.

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