CN212903621U - Fixed threaded pipe joint type thermocouple - Google Patents

Fixed threaded pipe joint type thermocouple Download PDF

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Publication number
CN212903621U
CN212903621U CN202021997169.6U CN202021997169U CN212903621U CN 212903621 U CN212903621 U CN 212903621U CN 202021997169 U CN202021997169 U CN 202021997169U CN 212903621 U CN212903621 U CN 212903621U
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China
Prior art keywords
fixed
pipe
sleeve
temperature
mounting box
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Active
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CN202021997169.6U
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Chinese (zh)
Inventor
李福进
李志阳
柴磊鑫
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Ningxia Moke Instrument Technology Co ltd
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Ningxia Moke Instrument Technology Co ltd
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Abstract

The utility model provides a fixed screwed pipe joint formula thermocouple, including detecting the mounting box, detect one side fixed mounting connecting block of mounting box, connecting block one side is connected with the mounting plate through the bolt, join in marriage between connecting block and the mounting plate and adorn the sleeve pipe, join in marriage dress nut and thread bush on the sleeve pipe, the spacing collar is fixed to sheathed tube one end, the sleeve pipe part stretches into in the fixed tube, and fixed pipe upper portion inner wall sets up the screw thread, fixed socle portion sets up temperature sensing element, detect the inside dress temperature sensor that joins in marriage of mounting box, temperature sensor is connected with temperature sensing element. Can join in marriage the fixed pipe of joining in marriage different external diameters according to temperature measurement pipeline's direct size, the internal diameter of fixed pipe is certain, during the installation, only needs to install fixed pipe in temperature measurement pipeline department, and temperature sensor's output and temperature instrument are connected, and the temperature signal who will detect transmits for temperature instrument, this equipment simple structure, and the pipe is not fragile, and long service life.

Description

Fixed threaded pipe joint type thermocouple
The technical field is as follows:
the utility model relates to a temperature-detecting equipment field, in particular to fixed threaded pipe joint formula thermocouple.
Background art:
in industrial processes, temperature is one of the important parameters that needs to be measured and controlled. In temperature measurement, the thermocouple is widely applied, and has the advantages of simple structure, convenient manufacture, wide measurement range, high precision, small inertia, convenient output signal remote transmission and the like. In addition, because the thermocouple is a passive sensor, no external power supply is needed during measurement, and the thermocouple is very convenient to use, so the thermocouple is usually used for measuring the temperature of gas or liquid in a furnace or a pipeline and the surface temperature of solid, but when the thermocouple is used, the thermocouple is often matched according to the diameter of a temperature measuring pipeline, and a guide pipe in the traditional thermocouple is easily worn and easily deflects left and right, so that the problems of poor contact of a binding post and the like are caused.
The utility model has the following contents:
in view of the above, it is desirable to provide a fixed threaded pipe joint type thermocouple.
A fixed threaded pipe joint type thermocouple comprises a detection mounting box, wherein a connecting block is fixedly mounted on one side of the detection mounting box, a sealing cover is assembled at the front end of the detection mounting box, one side of the connecting block is connected with a fastening plate through a bolt, a sleeve is assembled between the connecting block and the fastening plate, a nut and a threaded sleeve are assembled on the sleeve, the threaded sleeve is located below the nut, a limiting ring is fixed to one end of the sleeve, the sleeve extends into a fixed pipe, threads are arranged on the inner wall of the upper portion of the fixed pipe and assembled with the threaded sleeve, a temperature sensing element is arranged at the bottom of the fixed pipe, a temperature sensor is assembled inside the detection mounting box, and the temperature sensor is connected with the temperature sensing element.
Preferably, the inner wall of the detection mounting box is fixedly provided with a first stabilizing seat and a second stabilizing seat, and the temperature sensor is respectively assembled with the first stabilizing seat and the second stabilizing seat.
Preferably, a plurality of stabilizing rings are fixed on the inner wall of the sleeve, the upper part of the temperature sensing element is fixedly connected with a guide pipe, the guide pipe is positioned in the sleeve and respectively penetrates through the limiting rings and the stabilizing rings, the upper part of the guide pipe is fixedly connected with a wiring block, and the wiring block is connected with the temperature sensor through a wiring harness.
Preferably, the connecting block and the fastening plate are respectively provided with a semicircular groove, the sleeve is positioned between the two semicircular grooves, and the number of the stabilizing rings is not less than two.
The utility model provides a pair of fixed threaded pipe joint formula thermocouple can be according to the direct size of temperature measurement pipeline, join in marriage the fixed pipe of joining in marriage the different external diameters, the internal diameter of fixed pipe is certain, and set up the screw thread on joining in marriage the inner wall of dress department with the thread bush, during the installation, only need to install fixed pipe in temperature measurement pipeline department, join in marriage dress temperature sensor in the detection mounting box, temperature sensor's output and temperature instrument are connected, the temperature signal transmission that will detect gives temperature instrument, show, this equipment simple structure, the pipe is not fragile, and long service life.
Description of the drawings:
FIG. 1 is a schematic three-dimensional view of a fixed threaded pipe-joint thermocouple;
FIG. 2 is a rear view of a fixed threaded coupling type thermocouple;
FIG. 3 is a schematic cross-sectional view taken along line C-C of FIG. 2;
FIG. 4 is a partial cross-sectional structural schematic view of a fixed threaded coupling type thermocouple;
in the figure: the device comprises a detection mounting box 1, a connecting block 2, a sealing cover 3, a fastening plate 4, a bolt 5, a sleeve 6, a nut 7, a threaded sleeve 8, a fixing pipe 9, a temperature sensing element 10, a first stabilizing seat 11, a second stabilizing seat 12, a temperature sensor 13, a guide pipe 14, a stabilizing ring 15, a wiring block 16, a wiring harness 17 and a limiting ring 18.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the accompanying description of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-4, a fixed threaded pipe joint type thermocouple comprises a detection mounting box 1, wherein a connecting block 2 is fixedly mounted on one side of the detection mounting box 1, a sealing cover 3 is assembled at the front end of the detection mounting box 1, one side of the connecting block 2 is connected with a fastening plate 4 through a bolt 5, a sleeve 6 is assembled between the connecting block 2 and the fastening plate 4, a nut 7 and a threaded sleeve 8 are assembled on the sleeve 6, the threaded sleeve 8 is positioned below the nut 7, a limiting ring 18 is fixed at one end of the sleeve 6, the sleeve 6 partially extends into a fixed pipe 9, threads are arranged on the inner wall of the upper portion of the fixed pipe 9 and assembled with the threaded sleeve 8, a temperature sensing element 10 is arranged at the bottom of the fixed pipe 9, a temperature sensor 13 is assembled inside the detection mounting box 1, and the temperature sensor 13 is connected with the temperature sensing element 10.
The inner wall of the detection mounting box 1 is fixedly provided with a first stabilizing seat 11 and a second stabilizing seat 12, and the temperature sensor 13 is respectively assembled with the first stabilizing seat 11 and the second stabilizing seat 12, so that the problem that the temperature sensor 13 is damaged due to left-right shaking and inaccurate temperature measurement is caused is solved.
The temperature sensing device is characterized in that a plurality of stabilizing rings 15 are fixed on the inner wall of the sleeve 6, the upper part of the temperature sensing element 10 is fixedly connected with a guide pipe 14, the guide pipe 14 is positioned in the sleeve 6 and respectively penetrates through a limiting ring 18 and the stabilizing rings 15, the upper part of the guide pipe 14 is fixedly connected with a wiring block 16, and the wiring block 16 is connected with the temperature sensor 13 through a wiring harness 17.
The connecting block 2 and the fastening plate 4 are respectively provided with a semicircular groove, the sleeve 6 is positioned between the two semicircular grooves, the sleeve 6 is clamped in the two semicircular grooves, the tightness is adjusted through the bolt 5, the distance between the detection mounting box 1 and the temperature measuring pipeline can be adjusted, and the number of the stabilizing rings 15 is not less than two.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. A fixed threaded pipe joint type thermocouple is characterized in that: the temperature sensor comprises a detection mounting box (1), wherein a connecting block (2) is fixedly mounted on one side of the detection mounting box (1), a sealing cover (3) is assembled at the front end of the detection mounting box (1), one side of the connecting block (2) is connected with a fastening plate (4) through a bolt (5), a sleeve (6) is assembled between the connecting block (2) and the fastening plate (4), a nut (7) and a threaded sleeve (8) are assembled on the sleeve (6), the threaded sleeve (8) is positioned below the nut (7), a limiting ring (18) is fixed at one end of the sleeve (6), part of the sleeve (6) extends into a fixed pipe (9), a thread is arranged on the inner wall of the upper part of the fixed pipe (9), the thread and the threaded sleeve (8) are assembled, a temperature sensing element (10) is arranged at the bottom of the fixed pipe (9), and a temperature sensor (13) is assembled inside the detection mounting box (1), the temperature sensor (13) is connected with the temperature sensing element (10).
2. A fixed threaded pipe-fitting thermocouple according to claim 1, in which: the inner wall of the detection mounting box (1) is fixedly provided with a first stabilizing seat (11) and a second stabilizing seat (12), and the temperature sensor (13) is respectively assembled with the first stabilizing seat (11) and the second stabilizing seat (12).
3. A fixed threaded pipe-fitting thermocouple according to claim 1, in which: the temperature sensing device is characterized in that a plurality of stabilizing rings (15) are fixed on the inner wall of the sleeve (6), the upper part of the temperature sensing element (10) is fixedly connected with a guide pipe (14), the guide pipe (14) is positioned in the sleeve (6) and penetrates through a limiting ring (18) and the stabilizing rings (15) respectively, the upper part of the guide pipe (14) is fixedly connected with a wiring block (16), and the wiring block (16) is connected with the temperature sensor (13) through a wiring harness (17).
4. A fixed threaded pipe-fitting thermocouple according to claim 3, in which: the connecting block (2) and the fastening plate (4) are respectively provided with a semicircular groove, the sleeve (6) is positioned between the two semicircular grooves, and the number of the stabilizing rings (15) is not less than two.
CN202021997169.6U 2020-09-14 2020-09-14 Fixed threaded pipe joint type thermocouple Active CN212903621U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021997169.6U CN212903621U (en) 2020-09-14 2020-09-14 Fixed threaded pipe joint type thermocouple

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021997169.6U CN212903621U (en) 2020-09-14 2020-09-14 Fixed threaded pipe joint type thermocouple

Publications (1)

Publication Number Publication Date
CN212903621U true CN212903621U (en) 2021-04-06

Family

ID=75257533

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021997169.6U Active CN212903621U (en) 2020-09-14 2020-09-14 Fixed threaded pipe joint type thermocouple

Country Status (1)

Country Link
CN (1) CN212903621U (en)

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