CN-224216187-U - Be used for branch of academic or vocational study mass flowmeter temperature sensor structure

Abstract

The utility model discloses a temperature sensor structure for a coriolis mass flowmeter, which relates to the technical field of mass flowmeters and comprises a metal mounting seat, a temperature measuring element and a wire, wherein a mounting cavity is arranged in the metal mounting seat, the temperature measuring element is arranged in the mounting cavity and is electrically connected with the wire, and the temperature measuring element and the joint of the temperature measuring element and the wire are fixed in the mounting cavity through pouring sealant in a sealing manner. The temperature sensor structure for the coriolis mass flowmeter provided by the utility model has the advantages that the convenience in installation and the structural stability are improved.

Inventors

• ZHANG HAN
• MA CHUNLI

Assignees

• 沃森测控技术（河北）有限公司
• 沃森有限公司

Dates

Publication Date

20260508

Application Date

20250506

Priority Date

20250319

Claims (10)

1. 1. The temperature sensor structure for the coriolis mass flowmeter is characterized by comprising a metal mounting seat, a temperature measuring element and a wire, wherein a mounting cavity is arranged in the metal mounting seat, the temperature measuring element is arranged in the mounting cavity and is electrically connected with the wire, and the temperature measuring element and the joint of the temperature measuring element and the wire are fixed in the mounting cavity through pouring sealant in a sealing mode.
2. 2. The structure of claim 1, wherein a metal mounting plate is fixedly arranged on one side of the metal mounting seat, and the metal mounting plate can elastically deform to be attached to a measuring tube of the coriolis mass flowmeter.
3. 3. The structure of claim 1, wherein the junction of the temperature measuring element and the wire is wrapped with insulating adhesive paper.
4. 4. The structure of claim 1, wherein the wire is a high temperature wire.
5. 5. The structure of claim 2, wherein the metal mounting plate is fixedly connected with the metal mounting seat by welding.
6. 6. The structure of claim 2, wherein the thickness of the metal mounting plate is less than 1mm.
7. 7. The structure of claim 2, wherein the metal mounting plate has a rectangular, triangular or circular shape.
8. 8. The structure of claim 1, wherein the metal mount comprises a cylindrical shape or a prismatic shape.
9. 9. The structure of claim 2, wherein the metal mounting base is made of stainless steel or carbon steel, and the metal mounting plate is made of stainless steel or carbon steel.
10. 10. The structure of claim 1, wherein the temperature measuring element comprises a platinum resistor.

Description

Be used for branch of academic or vocational study mass flowmeter temperature sensor structure Technical Field The utility model relates to the technical field of mass flow meters, in particular to a temperature sensor structure for a coriolis mass flow meter. Background The measurement of temperature is extremely important for the coriolis mass flowmeter, and the connection form of the temperature sensor and the coriolis mass flowmeter generally has the following two modes at present: 1) The temperature sensor is fixed on the measuring tube by means of bonding, and the disadvantage of the method is that the instability of the performance of the adhesive tape or the glue, especially the failure easily occurs under the high temperature condition, so that the measurement is inaccurate and cannot be measured. 2) The foil is pressed against the temperature sensor and spot welded to the measuring tube. The method is not easy to operate, and has unstable performance and high failure rate. Disclosure of utility model The utility model aims to provide a temperature sensor structure for a coriolis mass flowmeter, which is used for solving the problems in the prior art and improving the convenience and structural stability of installation. In order to achieve the above object, the present utility model provides the following solutions: The utility model provides a temperature sensor structure for a coriolis mass flowmeter, which comprises a metal mounting seat, a temperature measuring element and a wire, wherein a mounting cavity is arranged in the metal mounting seat, the temperature measuring element is arranged in the mounting cavity and is electrically connected with the wire, and the temperature measuring element and the joint of the temperature measuring element and the wire are fixed in the mounting cavity through pouring sealant in a sealing manner. In an embodiment, a metal mounting plate is fixedly arranged on one side of the metal mounting seat, and the metal mounting plate can be elastically deformed to be attached to a measuring tube of the coriolis mass flowmeter. In one embodiment, the connection part of the temperature measuring element and the wire is wrapped with insulating gummed paper. In one embodiment, the wire is a high temperature wire. In one embodiment, the metal mounting plate is fixedly connected with the metal mounting seat by welding. In one embodiment, the metal mounting plate has a thickness of less than 1mm. In one embodiment, the shape of the metal mounting plate includes a rectangular shape, a triangular shape, or a circular shape. In one embodiment, the shape of the metal mount comprises a cylinder or a prism. In an embodiment, the material of the metal mounting seat comprises stainless steel or carbon steel, and the material of the metal mounting plate comprises stainless steel or carbon steel. In one embodiment, the temperature measuring element comprises a platinum resistor. Compared with the prior art, the utility model has the following technical effects: According to the temperature sensor structure for the coriolis mass flowmeter, the temperature measuring element is fixed in the installation cavity of the metal installation seat in a filling way, the temperature measuring element and the installation cavity are fixed into a whole, then the metal installation seat can be welded and fixed on the measuring tube of the coriolis mass flowmeter, the temperature sensor is fixed, and compared with a traditional connection mode, the temperature sensor structure for the coriolis mass flowmeter effectively reduces the operation difficulty of installing the temperature sensor, and improves the installation convenience and structural stability. Drawings In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. FIG. 1 is a schematic diagram of a temperature sensor structure for a coriolis mass flowmeter in a first embodiment; FIG. 2 is a schematic diagram showing the internal structure of a temperature sensor structure for a coriolis mass flowmeter according to the first embodiment; FIG. 3 is a schematic diagram of a temperature sensor structure for a coriolis mass flowmeter in a second embodiment; FIG. 4 is a schematic diagram of the internal structure of a temperature sensor structure for a coriolis mass flowmeter according to the second embodiment; Fig. 5 is a schematic diagram of the temperature sensor structure for coriolis mass flowmeter in the second embodiment when the measuring tube of coriolis mass flowmeter is fixed. In the figure, a 1-metal mounting seat, a 2-temperature measuring element, a