CN113503980A

CN113503980A - Special thermocouple for gasification furnace

Info

Publication number: CN113503980A
Application number: CN202110780937.5A
Authority: CN
Inventors: 李福进
Original assignee: Ningxia Moke Instrument Technology Co ltd
Current assignee: Ningxia Moke Instrument Technology Co ltd
Priority date: 2021-07-10
Filing date: 2021-07-10
Publication date: 2021-10-15

Abstract

The invention discloses a thermocouple special for a gasification burner, which belongs to the technical field of thermocouples and aims at solving the problems that the existing gasification burner needs to be matched with the thermocouple for use in the using process, the thermocouple of the traditional gasification burner has inflexible reaction to temperature change in the using process, the thermocouple is usually electrically insulated from an external environment through a protective sleeve shield, but the effect is poor and the using effect of the thermocouple is influenced; the invention can effectively shield the external environment through the arranged totally-enclosed metal shielding corrugated pipe, so that the thermocouple is effectively electrically insulated from the external environment, and meanwhile, the shielding effect is further improved and the use effect of the thermocouple is improved through the arranged magnesium oxide.

Description

Special thermocouple for gasification furnace

Technical Field

The invention belongs to the technical field of thermocouples, and particularly relates to a thermocouple special for a gasification furnace.

Background

The thermocouple is a commonly used temperature measuring element in a temperature measuring instrument, directly measures temperature, converts a temperature signal into a thermal electromotive force signal, and converts the thermal electromotive force signal into the temperature of a measured medium through an electric instrument (a secondary instrument). The appearance of various thermocouples is very different according to needs, but the basic structures of the thermocouples are almost the same, and the thermocouples are generally composed of main parts such as a thermode, an insulating sleeve protection tube, a junction box and the like, and are generally matched with a display instrument, a recording instrument and an electronic regulator for use.

The existing gasification furnace needs to be matched with a thermocouple for use in the use process, the thermocouple of the traditional gasification furnace has inflexible reverse response to temperature change in the use process, the thermocouple and an external environment are electrically insulated by shielding of a protective sleeve, but the effect is poor, the use effect of the thermocouple is influenced, and therefore, the thermocouple special for the gasification furnace is provided.

Disclosure of Invention

The invention aims to provide a thermocouple special for a gasification burner, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a special thermocouple of gasification burner, hinders the boss that leaks including the second grade, the protective case is installed to the one end that the second grade hinders the boss that leaks, the lateral wall that the second grade hinders the boss that leaks installs the connecting pipe, and the connecting pipe inside wall sets up screw thread, the connecting pipe is kept away from one side of protective case and is installed the back pressure cap nut that hinders the boss lateral wall and be connected with the second grade, the second grade hinders the boss that leaks and keeps away from the protective case's one end and install and hinder the hourglass welding bench, the bellows is kept away from the one end that the second grade hinders the boss and is fixed with and hinders hourglass separated time connector, hinders the lateral wall that leaks the separated time connector and keep away from the bellows and be fixed with back pressure cap movable nut, the one end that the bellows was kept away from to hinder the separated time connector is fixed with communication contact pin and aviation contact pin.

The scheme is as follows: the corrugated pipe is made of metal shielding materials, and magnesium oxide is filled in the corrugated pipe.

In a preferred embodiment, the inner side wall of the connecting pipe is provided with an internal thread.

In a preferred embodiment, the bellows is arranged in a fully closed manner.

In a preferred embodiment, the communication pins and the aeronautical pins have the same diameter.

Compared with the prior art, the thermocouple special for the gasification furnace provided by the invention at least has the following beneficial effects:

the invention can effectively shield the external environment through the arranged totally-enclosed metal shielded corrugated pipe, so that the thermocouple is effectively electrically insulated from the external environment, meanwhile, the shielding effect is further improved through the arranged magnesium oxide, the using effect of the thermocouple is improved, the response speed of the thermocouple to temperature change is further improved through the arranged aviation contact pin, the communication contact pin and the double contact pins, the using sensitivity of the thermocouple is improved, the leakage-proof protection can be further carried out on the thermocouple through the arranged secondary leakage-proof lug boss, the leakage-proof branching connector and the leakage-proof welding table, the end part of the thermocouple can be effectively protected and used through the arranged protective sleeve, and the practicability is improved.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a side view of the structure of the present invention;

fig. 3 is a top view of the structure of the present invention.

In the figure: 1 second grade hinders hourglass boss, 2 protective case, 3 connecting pipes, 4 back pressure cover nuts, 5 bellows, 6 hinder hourglass welding bench, 7 hinder hourglass separated time connector, 8 back pressure cover movable nut, 9 communication contact pins, 10 aviation contact pins.

Detailed Description

The present invention will be further described with reference to the following examples.

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the drawings of the embodiments of the present disclosure, and it is obvious that the described embodiments are some embodiments of the present disclosure, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the described embodiments of the present disclosure belong to the protection scope of the present disclosure.

Unless otherwise defined, technical or scientific terms used herein should be understood as having a common meaning as understood by those of ordinary skill in the art to which this disclosure belongs, and the use of "including" or "comprising" and the like in this disclosure means that the element or item appearing before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items, that "connected" or "connected" and the like are not limited to physical or mechanical connections, and may include electrical connections, whether direct or indirect, "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-3, the present invention provides a thermocouple specially used for a vaporization furnace, including a secondary leakage-proof boss 1, a protective sleeve 2 is installed at one end of the secondary leakage-proof boss 1, a connecting pipe 3 is installed at the outer side wall of the secondary leakage-proof boss 1, the inner side wall of the connecting pipe 3 is provided with threads, one side of the connecting pipe 3 far away from the protective sleeve 2 is provided with a back pressure cover nut 4 connected with the outer side wall of the secondary leakage-proof boss 1, one end of the secondary leakage-proof boss 1 far away from the protective sleeve 2 is provided with a corrugated pipe 5, and second grade hinders and leaks boss 1 and bellows 5 junction and install and hinder hourglass welding bench 6, and the one end that bellows 5 kept away from second grade and hinders hourglass boss 1 is fixed with and hinders hourglass separated time connector 7, hinders that hourglass separated time connector 7 keeps away from the lateral wall of bellows 5 and be fixed with back pressure lid movable nut 8, and the one end that hinders hourglass separated time connector 7 and keep away from bellows 5 is fixed with communication contact pin 9 and aviation contact pin 10.

The scheme is as follows: the corrugated pipe 5 is made of metal shielding materials, and magnesium oxide is filled in the corrugated pipe 5.

The inner side wall of the connecting pipe 3 is provided with internal threads, the corrugated pipe 5 is arranged in a totally-enclosed manner, and the communication contact pin 9 and the aviation contact pin 10 are the same in diameter.

When using, bellows 5 through the totally closed metallic shield who sets up, can effectively shield external environment, make thermocouple and external environment carry out effective electrical insulation, magnesium oxide through setting up, the shielding effect has further been improved, the result of use of thermocouple has been improved, aviation contact pin 10 and communication contact pin 9 through setting up, the setting of two contact pins, the response speed of thermocouple to temperature variation has further been improved, the use sensitivity of thermocouple has been improved, hinder hourglass boss 1 and hinder hourglass separated time connector 7 through the second grade that sets up, it leaks welding bench 6 to hinder, can further hinder hourglass protection to the thermocouple, protective case 2 through setting up, can effectively protect the use to the tip of thermocouple.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A thermocouple special for a gasification burner comprises a second-stage leakage-resistant boss (1) and is characterized in that a protective sleeve (2) is installed at one end of the second-stage leakage-resistant boss (1), a connecting pipe (3) is installed on the outer side wall of the second-stage leakage-resistant boss (1), threads are formed in the inner side wall of the connecting pipe (3), a back pressure cover nut (4) connected with the outer side wall of the second-stage leakage-resistant boss (1) is installed on one side, away from the protective sleeve (2), of the connecting pipe (3), a corrugated pipe (5) is installed at one end of the second-stage leakage-resistant boss (1), away from the protective sleeve (2), a leakage-resistant welding table (6) is installed at the joint of the second-stage leakage-resistant boss (1), a leakage-resistant branching back pressure connector (7) is fixed at one end, away from the second-stage leakage-resistant boss (1), of the outer side wall, away from the corrugated pipe (5), of the leakage-resistant branching connector (7), is fixed with a cover movable nut (8), and one end of the leakage-resisting branching connector (7) far away from the corrugated pipe (5) is fixed with a communication contact pin (9) and an aviation contact pin (10).

2. The thermocouple specially used for the vaporization furnace according to claim 1, wherein: the corrugated pipe (5) is made of metal shielding materials, and magnesium oxide is filled in the corrugated pipe (5).

3. The thermocouple specially used for the vaporization furnace according to claim 1, wherein: the inner side wall of the connecting pipe (3) is provided with internal threads.

4. The thermocouple specially used for the vaporization furnace according to claim 2, wherein: the corrugated pipe (5) is arranged in a totally-enclosed manner.

5. The thermocouple specially used for the vaporization furnace according to claim 1, wherein: the communication pins (9) and the aviation pins (10) have the same diameter.