Ceramic liquid salinity detection pen point

Abstract

The utility model discloses a ceramic liquid salinity detection pen point, which comprises a temperature detection electrode, a salinity detection circuit electrode, a left pen point and a right pen point, a temperature groove and a circuit groove are arranged on the inner side of the right pen point, the temperature detection electrode is positioned in the temperature groove, and the salinity detection circuit electrode is positioned in the circuit groove. The front end of the temperature detection electrode protrudes out of the outer side of the right pen point and is attached to the right pen point, the front end of the salinity detection circuit electrode protrudes out of the outer side of the right pen point and is attached to the right pen point, and the temperature detection electrode and the salinity detection circuit electrode are pressed on the right pen point through the left pen point. The left nib and the right nib are sintered to form a detection nib. The ceramic liquid salinity detection pen point has the advantages of high cost performance, controllable manufacturing process and controlled quality, and is different from the design of the industry, the internal wiring electrode is used, and the sintering process is combined for molding.

Description

Technical Field

[0001] The utility model relates to the technical field of detection accessories, in particular to a ceramic liquid salinity detection pen tip. Background Art

[0002] The test pen is used to detect the temperature of the liquid and the electrolyte content such as the liquid salinity. Conventional test pens have non-internal wiring, the electrode part is easy to fall off, the structure is unstable, and the user experience during use is not good. Utility Model Content

[0003] One purpose of the utility model is to provide a ceramic liquid salinity detection pen tip, which uses an internal sintering method to fix the electrode in the test pen tip, has high cost performance, controllable manufacturing process, and controllable quality.

[0004] To achieve this purpose, the utility model adopts the following technical solutions:

[0005] A ceramic liquid salinity detection pen tip comprises a temperature detection electrode, a salinity detection circuit electrode, a left pen tip and a right pen tip, wherein a temperature groove and a circuit groove are arranged on the inner side of the right pen tip, the temperature detection electrode is in the temperature groove, the salinity detection circuit electrode is in the circuit groove, the front end of the temperature detection electrode protrudes from the outer side of the right pen tip and is attached to the right pen tip, the front end of the salinity detection circuit electrode protrudes from the outer side of the right pen tip and is attached to the right pen tip, the left pen tip presses the temperature detection electrode and the salinity detection circuit electrode onto the right pen tip, and the left pen tip and the right pen tip are sintered to form a detection pen tip.

[0006] As a preferred technical solution, the front end of the temperature detection electrode and the front end of the salinity detection circuit electrode are plated with a platinum layer, and the outer non-detection exposed surface of the platinum layer is covered with a glaze layer.

[0007] As a preferred technical solution, the material of the salinity detection circuit electrodes is copper or brass.

[0008] As a preferred technical solution, the temperature detection electrode and the salinity detection circuit electrode are both sintered on the right pen tip.

[0009] As a preferred technical solution, the rear end of the detection pen tip is covered with a metal tailstock.

[0010] The beneficial effects of the utility model are: providing a ceramic liquid salinity detection pen tip, which has high cost performance, controllable manufacturing process, and controlled quality. Different from the design in the industry, it uses internal wiring electrodes and adopts sintering process to combine molding. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The utility model is further described in detail below based on the drawings and embodiments.

[0012] Figure 1 This is a schematic diagram of the overall structure of a ceramic liquid salinity detection pen tip described in an embodiment;

[0013] Figure 2 This is an exploded view of a ceramic liquid salinity detection pen tip described in an embodiment.

[0014] Figure 1 to Figure 2 middle:

[0015] 1. Temperature detection electrode; 2. Salinity detection circuit electrode; 3. Left pen tip; 4. Right pen tip; 5. Temperature slot; 6. Circuit slot; 7. Metal tailstock. DETAILED DESCRIPTION

[0016] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0017] like Figure 1 to Figure 2 As shown, in this embodiment, a ceramic liquid salinity detection pen tip includes a temperature detection electrode 1, a salinity detection circuit electrode 2, a left pen tip 3 and a right pen tip 4, a temperature groove 5 and a circuit groove 6 are arranged on the inner side of the right pen tip 4, the temperature detection electrode 1 is in the temperature groove 5, the salinity detection circuit electrode 2 is in the circuit groove 6, the front end of the temperature detection electrode 1 protrudes from the outer side of the right pen tip 4 and fits on the right pen tip 4, the front end of the salinity detection circuit electrode 2 protrudes from the outer side of the right pen tip 4 and fits on the right pen tip 4, the left pen tip 3 presses the temperature detection electrode 1 and the salinity detection circuit electrode 2 on the right pen tip 4, and the left pen tip 3 and the right pen tip 4 are sintered to form a detection pen tip.

[0018] Among them, the front end of the temperature detection electrode 1 and the front end of the salinity detection circuit electrode 2 are plated with a platinum layer, the outer non-detection exposed surface of the platinum layer is covered with a glaze layer, the material of the salinity detection circuit electrode 2 is metal, specifically copper or brass, the temperature detection electrode 1 and the salinity detection circuit electrode 2 are both sintered on the right pen tip 4, and the rear end of the detection pen tip is covered with a metal tailstock 7.

[0019] The ceramic liquid salinity detection pen tip has high cost performance, controllable manufacturing process, and controllable quality. A platinum layer is plated on the exposed parts of the temperature detection electrode 1 and the salinity detection circuit electrode 2, and a porcelain glaze layer is covered on the outside of the platinum layer. The operating temperature can be between -20°C and 300°C, and no cracking or water leakage will occur. The salinity detection circuit electrode 2 can be selected from red copper or brass, or other metals according to reliability. The wiring position of the detection pen tip is welded or shrapnel, and the welding is firm and the contact is reliable. The porcelain glaze layer is resistant to high temperature, has good toughness, is not easy to break, and does not crack. Different from the existing design in the industry, an internal wiring structure is used instead. The left pen tip 3 and the right pen tip 4 are sintered into one. The internal temperature detection electrode 1 and the salinity detection circuit electrode 2 are also made of platinum sintering technology. The metal tail seat 7 designed at the tail is used to connect the ceramic liquid salinity detection pen tip to the product.

[0020] It should be stated that the above-mentioned specific implementation methods are only preferred embodiments of the present utility model and the technical principles used. Within the technical scope disclosed by the present utility model, any changes or substitutions that can be easily thought of by technicians familiar with this technical field should be included in the protection scope of the present utility model.

Claims

1. A ceramic liquid salinity detection pen tip, characterized in that: It includes a temperature detection electrode, a salinity detection circuit electrode, a left pen tip and a right pen tip. The inner side of the right pen tip is provided with a temperature groove and a circuit groove. The temperature detection electrode is in the temperature groove, and the salinity detection circuit electrode is in the circuit groove. The front end of the temperature detection electrode protrudes from the outer side of the right pen tip and fits on the right pen tip. The front end of the salinity detection circuit electrode protrudes from the outer side of the right pen tip and fits on the right pen tip. The left pen tip presses the temperature detection electrode and the salinity detection circuit electrode onto the right pen tip. The left pen tip and the right pen tip are sintered to form a detection pen tip.

2. A ceramic liquid salinity detection pen tip according to claim 1, characterized in that: The front end of the temperature detection electrode and the front end of the salinity detection circuit electrode are plated with a platinum layer, and the outer non-detection exposed surface of the platinum layer is covered with a glaze layer.

3. A ceramic liquid salinity detection pen tip according to claim 1, characterized in that: The material of the electrodes of the salinity detection circuit is metal.

4. A ceramic liquid salinity detection pen tip according to claim 1, characterized in that: The temperature detection electrode and the salinity detection circuit electrode are both sintered on the right pen tip.

5. The ceramic liquid salinity detection pen tip according to claim 1, characterized in that: The rear end of the detection pen tip is covered with a metal tailstock.

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