CN211612206U - Novel nitrogen oxide converter - Google Patents

Abstract

The utility model discloses a novel nitrogen oxide reborner, including reborner shell, reborner reaction tube, digital display temperature controller and switch, the reborner shell includes dustcoat, bottom plate, heating chamber, heating member and thermal insulation material, heating intracavity portion sets up inside the dustcoat, dustcoat and bottom plate fixed connection, the reborner reaction tube is installed inside the reborner shell, bottom plate top both sides are provided with the insulated column, the heating chamber is installed in the insulated column top, heating intracavity wall bottom side also is provided with the insulated column, the heating member is installed in heating intracavity portion, the utility model relates to an exhaust gas monitoring equipment field. This novel nitrogen oxide reborner, conversion efficiency is high, and the conversion reaction tube can be dismantled, is convenient for change later on, and the installation is maintained conveniently, effectively shortens to overhaul the required time, reduces down time, and convenience simple to use.

Description

Novel nitrogen oxide converter

Technical Field

The utility model relates to a waste gas monitoring equipment field specifically is a novel nitrogen oxide reborner.

Background

Nitrogen oxides include a variety of compounds, such as nitrous oxide (N2O), Nitric Oxide (NO), nitrogen dioxide (NO2), nitrous oxide (N2O3), nitrous tetroxide (N2O4), and nitrous pentoxide (N2O5), among others. Besides nitrogen dioxide, other nitrogen oxides are extremely unstable and change into nitrogen dioxide and nitric oxide when exposed to light, moisture or heat, and nitric oxide changes into nitrogen dioxide again. Thus, the occupational environment is exposed to several gas mixtures, commonly known as niter fumes (gases), mainly nitrogen monoxide and nitrogen dioxide, and mainly nitrogen dioxide. Nitrogen oxides all have varying degrees of toxicity, with the exception of dinitrogen pentoxide, which is a solid, the remainder being gaseous. The molecular formula of NOx. In industrial processes, combustion processes such as power plants, chemical plants, etc., produce large amounts of atmospheric pollutants. NOX is one of the groups and is strictly regulated by national environmental standards. In analytical systems, only NO can usually be detected, since NO is relatively stable and easy to measure. The unstable NOx can be measured only by converting NOx (NO2, N2O5 and the like) into NO by some simple device so as to control the emission of the NOx, so that the NOx converter is an important part in an automatic monitor.

The existing nitrogen oxide conversion device has certain disadvantages when in use, firstly, the conversion efficiency is not high, the conversion reaction tube can not be disassembled, the replacement is not convenient for later, the installation and maintenance cost is high, secondly, the contact area of the catalytic reaction is limited, the molybdenum furnace can not be guaranteed to be heated uniformly, and the structural design is unreasonable.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a novel nitrogen oxide reborner has solved current reborner conversion efficiency and has not been high, and the conversion reaction pipe can not be dismantled, is not convenient for change later on, and the installation maintenance cost is high, and secondly, catalytic reaction's area of contact is limited, can't guarantee that the molybdenum stove is heated evenly, and structural design is unreasonable scheduling problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a novel nitrogen oxide reborner, includes reborner shell, reborner reaction tube, digital display temperature controller and switch, the reborner shell includes dustcoat, bottom plate, heating chamber, heating member and thermal insulation material, the heating intracavity portion sets up inside the dustcoat, dustcoat and bottom plate fixed connection, the reborner reaction tube is installed inside the reborner shell, bottom plate top both sides are provided with the insulated column, the heating chamber is installed in the insulated column top, heating intracavity wall bottom side also is provided with the insulated column, the heating member is installed in the heating chamber, just the heating member passes through insulated column and heating chamber fixed connection, the reborner reaction tube runs through heating chamber and heating member and extends to the reborner shell outside.

Preferably, the heat insulating material is filled in a position between the inside of the heating chamber and the heating body.

Preferably, a power supply is arranged inside the converter outer shell, the power switch is installed on the side of the converter outer shell, and the power switch is electrically connected with the power supply.

Preferably, both ends of the reformer reaction tube are positioned outside the reformer shell, and both ends of the reformer reaction tube are provided with the quick-plugging connectors.

Preferably, a detection hole is formed in one side, far away from the digital display temperature controller, of the upper portion of the converter shell, and a hole plug is formed in the outer side of the detection hole.

Preferably, a temperature sensor is arranged on a heating body of the converter shell, the digital display temperature controller is electrically connected with the heating body, and the digital display temperature controller is electrically connected with the temperature sensor.

(III) advantageous effects

The utility model provides a novel nitrogen oxide converter. The method has the following beneficial effects:

the heating body and the conversion reaction tube are connected in a tightening mode, the contact area between the heating body and the conversion reaction tube is large, the thermal resistance is small, the heat exchange efficiency is high, the time for heating to the temperature required by the reaction is short, and the energy consumption can be effectively reduced.

The novel nitrogen oxide converter can conveniently and quickly install and dismantle the conversion reaction tube through the access hole without detaching the shell of the product layer by layer; the installation is maintained conveniently, effectively shortens the required time of maintenance, reduces down time, and the during operation blocks up the manhole with the stopper, and the stopper adopts high temperature resistant, thermal insulation material, effective isolated reaction zone reduces the heat loss.

The heating element and the temperature control sensing element are reasonably arranged on the heating body, and a digital display temperature controller is adopted to detect the actual temperature of the reaction tube in real time and facilitate real-time control; the temperature of the reaction zone is measured accurately and is convenient to control.

According to the novel nitrogen oxide converter, the heating body and the shell are divided by the isolating columns made of the multi-stage low-thermal conductivity coefficient materials, the periphery of the heating body is densely filled with the heat insulating materials, the heat exchange between the heating body and the surrounding air and the heat exchange between the heating body and components are effectively isolated, the heating efficiency of equipment is higher, and the energy consumption is reduced; and can effectively prevent heat from being conducted to the conversion rate shell, avoid the equipment from generating heat influence on the surrounding environment and avoid personnel scalding accidents.

And (V) the two ends of the conversion reaction tube are subjected to heat insulation treatment, the quick-plugging connector is installed, the service life and the sealing reliability of the sealing element are effectively improved, and meanwhile, the external air tube is installed in a pagoda connection mode, so that the maintenance is convenient.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of the inner section of the converter of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

in the figure: the device comprises a converter shell 1, an outer cover 1-1, a bottom plate 1-2, a heating cavity 1-3, a heating body 1-4, a heat insulating material 1-5, a converter reaction tube 2, a quick connector 2-1, a digital display temperature controller 3, a power switch 4, an isolation column 5 and a detection hole 6.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments 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.

Referring to fig. 1-3, the present invention provides a technical solution: a novel nitrogen oxide converter comprises a converter shell 1, a converter reaction tube 2, a digital display temperature controller 3 and a power switch 4, wherein the converter shell 1 comprises an outer cover 1-1, a bottom plate 1-2, a heating cavity 1-3, heating bodies 1-4 and heat insulation materials 1-5, the heating cavity 1-3 is internally arranged inside the outer cover 1-1, the outer cover 1-1 is fixedly connected with the bottom plate 1-2, the converter reaction tube 2 is arranged inside the converter shell 1, isolation columns 5 are arranged on two sides of the top of the bottom plate 1-2, the heating cavity 1-3 is arranged above the isolation columns 5, isolation columns 5 are also arranged on the bottom side of the inner wall of the heating cavity 1-3, the heating bodies 1-4 are arranged inside the heating cavity 1-3, and the heating bodies 1-4 are fixedly connected with the heating cavity 1-3 through the isolation columns 5, the reformer reaction tube 2 penetrates the heating chambers 1 to 3 and the heating bodies 1 to 4 and extends to the outside of the reformer housing 1.

The heat insulating material 1-5 is filled in a position between the inside of the heating chamber 1-3 and the heating body 1-4.

The power supply is arranged inside the converter outer shell 1, the power switch 4 is arranged on the side of the converter outer shell 1, and the power switch 4 is electrically connected with the power supply.

Both ends of the reformer reaction tube 2 are positioned outside the reformer shell 1, and both ends of the reformer reaction tube 2 are provided with quick connectors 2-1.

A detection hole 6 is formed in one side, far away from the digital display temperature controller 3, of the upper portion of the converter shell 1, and a hole plug is formed in the outer side of the detection hole 6.

The heating bodies 1-4 of the converter shell 1 are provided with temperature sensors, the digital display temperature controller 3 is electrically connected with the heating bodies 1-4, and the digital display temperature controller 3 is electrically connected with the temperature sensors.

When in use, the heating bodies 1 to 4 are connected with the conversion reaction tube 2 in a tightening way, the contact area of the heating bodies and the conversion reaction tube is large, the thermal resistance is small, the heat exchange efficiency is high, the time for heating to the temperature required by the reaction is short, and the energy consumption can be effectively reduced; the conversion reaction tube can be conveniently and quickly installed and dismantled through the access hole without detaching the shell of the product layer by layer; the installation and maintenance are convenient, the time required by maintenance is effectively shortened, the downtime is reduced, the manhole is plugged by a plug during working, the plug adopts a high-temperature-resistant and heat-insulating material, a reaction area is effectively isolated, and the heat loss is reduced; the heating element and the temperature control sensing element are reasonably arranged on the heating body, and the digital display temperature controller 3 is adopted to detect the actual temperature of the reaction tube in real time and facilitate real-time control; the temperature of the reaction zone is measured accurately and is convenient to control; the heating body and the shell are divided by adopting an isolation column made of a multi-stage low-thermal conductivity material, the periphery of the heating body is densely filled by adopting heat insulation materials 1-5, and heat exchange between the heating body and the surrounding air and components is effectively isolated, so that the heating efficiency of the equipment is higher, and the energy consumption is reduced; the heat can be effectively prevented from being transmitted to the conversion rate shell, the heat influence of the equipment on the surrounding environment is avoided, and the scalding accident of personnel is avoided; the two ends of the conversion reaction tube 2 are provided with the quick-plugging connectors 2-1 through heat insulation treatment, so that the service life and the sealing reliability of the sealing element are effectively improved, and meanwhile, the external air tube is installed in a pagoda connection mode, and the maintenance is convenient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 (6)

1. The utility model provides a novel nitrogen oxide reborner, includes reborner shell (1), reborner reaction tube (2), digital display temperature controller (3) and switch (4), its characterized in that: the reforming furnace shell (1) comprises an outer cover (1-1), a bottom plate (1-2), a heating cavity (1-3), a heating body (1-4) and a heat insulating material (1-5), wherein the heating cavity (1-3) is arranged inside the outer cover (1-1), the outer cover (1-1) is fixedly connected with the bottom plate (1-2), a reforming furnace reaction tube (2) is arranged inside the reforming furnace shell (1), isolation columns (5) are arranged on two sides of the top of the bottom plate (1-2), the heating cavity (1-3) is arranged above the isolation columns (5), the isolation columns (5) are also arranged on the bottom side of the inner wall of the heating cavity (1-3), the heating body (1-4) is arranged inside the heating cavity (1-3), and the heating body (1-4) is fixedly connected with the heating cavity (1-3) through the isolation columns (5), the reformer reaction tube (2) penetrates through the heating cavity (1-3) and the heating body (1-4) and extends to the outer side of the reformer shell (1).

2. The new nitrogen oxide converter according to claim 1, characterized in that: the heat insulation material (1-5) is filled in the position between the heating cavity (1-3) and the heating body (1-4).

3. The new nitrogen oxide converter according to claim 1, characterized in that: the power supply is arranged inside the converter outer shell (1), the power switch (4) is installed on the side of the converter outer shell (1), and the power switch (4) is electrically connected with the power supply.

4. The new nitrogen oxide converter according to claim 1, characterized in that: both ends of the reformer reaction tube (2) are positioned outside the reformer shell (1), and both ends of the reformer reaction tube (2) are provided with quick-plug connectors (2-1).

5. The new nitrogen oxide converter according to claim 1, characterized in that: one side of the upper part of the converter shell (1), which is far away from the digital display temperature controller (3), is provided with a detection hole (6), and the outer side of the detection hole (6) is provided with a hole plug.

6. The new nitrogen oxide converter according to claim 1, characterized in that: the temperature sensor is arranged on a heating body (1-4) of the converter shell (1), the digital display temperature controller (3) is electrically connected with the heating body (1-4), and the digital display temperature controller (3) is electrically connected with the temperature sensor.

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