CN213327786U - Van-type nitriding furnace - Google Patents

Abstract

The utility model discloses a van-type nitriding furnace, including stabilizer blade, furnace body and a jar body, the furnace body sets up on the stabilizer blade, the jar body sets up in the furnace body, the furnace body side is provided with the furnace gate, be provided with heating channel between furnace body and the jar body, be provided with a set of heating radiant tube in the heating channel, the internal circulating fan that sets up of jar, the furnace body is provided with a set of controller, driving motor and blast pipe outward, the controller is connected with heating radiant tube, and driving motor is connected with circulating fan, blast pipe and jar body coupling, still be connected with tail gas burner on the blast pipe. The utility model has the advantages of being simple in structure and convenient in operation, the heating is even and the heating radiant tube is changed and is maintained all more conveniently.

Description

Van-type nitriding furnace

The technical field is as follows:

the utility model relates to a nitriding furnace technical field especially relates to a van-type nitriding furnace.

Background art:

the nitriding treatment is a chemical heat treatment process for enabling nitrogen atoms to permeate into the surface layer of a workpiece in a certain medium at a certain temperature, and the nitrided product has the characteristics of excellent wear resistance, fatigue resistance, corrosion resistance and high temperature resistance. The nitriding furnace is the main equipment of desalination treatment, and current nitriding furnace adopts vertical design usually, and heats and adopt spiral resistance wire to heat usually, and the spiral resistance wire is easy to be split, changes complicacy, and the maintenance cost is high.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

The utility model has the following contents:

an object of the utility model is to provide a van-type nitriding furnace to overcome the defect among the above-mentioned prior art.

For realizing the above-mentioned purpose, the utility model provides a van-type nitriding furnace, including stabilizer blade, furnace body and jar body, the furnace body sets up on the stabilizer blade, jar body sets up in the furnace body, the furnace body side is provided with the furnace gate, be provided with heating channel between furnace body and the jar body, be provided with a set of heating radiant tube in the heating channel, the internal circulating fan that sets up of jar, the furnace body is provided with a set of controller, driving motor and blast pipe outward, the controller is connected with heating radiant tube, and driving motor is connected with circulating fan, blast pipe and jar body coupling, still be connected with tail gas burner on the blast pipe.

The furnace body is made of heat preservation and insulation materials.

And the furnace body is also provided with a cooling air port which is communicated with the heating channel.

And a fixed bracket is arranged between the exhaust pipe and the furnace body.

And a monitor is arranged outside the tail gas combustion device.

Compared with the prior art, the utility model discloses an aspect has following beneficial effect:

the utility model has the advantages that the heating channel is arranged between the furnace body and the tank body, the tank body is heated in the heating channel through the group of heating radiation pipes, the radiation heating uniformity is good, and the replacement and maintenance are all convenient; the furnace body adopts horizontal design, the furnace body is more convenient to open and close, and the arrangement of the tail gas combustion device can reduce environmental pollution.

Description of the drawings:

FIG. 1 is a schematic view of a van-type nitriding furnace according to the present invention;

the reference signs are: 1-support leg, 2-furnace body, 3-tank body, 4-furnace door, 5-heating channel, 6-heating radiant tube, 7-circulating fan, 8-controller, 9-driving motor, 10-exhaust pipe, 11-tail gas combustion device, 12-cooling air port, 13-fixed support and 14-monitor.

The specific implementation mode is as follows:

the following detailed description of the embodiments of the present invention is provided, but it should be understood that the scope of the present invention is not limited by the embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1, a van-type nitriding furnace comprises support legs 1, a furnace body 2 and a tank body 3, wherein the furnace body 2 is arranged on the support legs 1, the tank body 3 is arranged in the furnace body 2, a furnace door 4 is arranged on the side surface of the furnace body 2, a heating channel 5 is arranged between the furnace body 2 and the tank body 3, a group of heating radiation pipes 6 is arranged in the heating channel 5, a circulating fan 7 is arranged in the tank body 3, a group of controller 8, a driving motor 9 and an exhaust pipe 10 are arranged outside the furnace body 2, the controller 8 is connected with the heating radiation pipes 6, the driving motor 9 is connected with the circulating fan 7, the exhaust pipe 10 is connected with the tank body 3, and a tail gas combustion device 11 is further connected to the exhaust.

Further, in order to improve the heat insulation performance of the furnace body, the furnace body 2 is made of heat insulation materials.

Further, in order to facilitate cooling of the tank 3 after the treatment, a cooling tuyere 12 is further arranged on the furnace body 2, and the cooling tuyere 12 is communicated with the heating channel 5.

Further, in order to improve the stability of the exhaust pipe 10, a fixing bracket 13 is disposed between the exhaust pipe 10 and the furnace body 2.

Further, a monitor 14 is arranged outside the tail gas combustion device 11 for safety during combustion.

When the method is implemented, a workpiece to be treated is placed in the tank body 3, the cooling air port 12 is covered by a cover, the tank body 3 is heated through the heating radiation tube 6, the driving motor 9 drives the circulating fan 7 to rotate, so that air flow in the tank body 3 is stable and uniform, the exhaust pipe 10 is used for exhausting tail gas generated in the treatment process, and the tail gas is exhausted after being combusted by the tail gas combustion device 11; after the workpiece is processed, the heating radiant tube 6 is closed, the furnace door is opened, and the gas is cooled from the cooling tuyere 12 to the heating channel 5, so that the cooling efficiency of the tank body 3 can be accelerated. The utility model has the advantages that the heating channel 5 is arranged between the furnace body 2 and the tank body 3, the tank body 3 is heated in the heating channel 5 through the group of heating radiant tubes 6, the uniformity of radiant heating is good, and the replacement and maintenance are both convenient; the furnace body 2 adopts a horizontal design, the furnace body 2 can be opened and closed more conveniently, and the arrangement of the tail gas combustion device 11 can reduce the environmental pollution.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (5)

1. The utility model provides a van-type nitriding furnace which characterized in that: including stabilizer blade, furnace body and a jar body, the furnace body sets up on the stabilizer blade, jar body sets up in the furnace body, the furnace body side is provided with the furnace gate, be provided with heating channel between the furnace body and the jar body, be provided with a set of heating radiant tube in the heating channel, jar internal circulating fan that sets up, the furnace body is provided with a set of controller, driving motor and blast pipe outward, the controller is connected with heating radiant tube, and driving motor is connected with circulating fan, and blast pipe and jar body coupling, still be connected with tail gas burner on the blast pipe.

2. The van type nitriding furnace according to claim 1, wherein: the furnace body is made of heat preservation and insulation materials.

3. The van type nitriding furnace according to claim 1, wherein: and the furnace body is also provided with a cooling air port which is communicated with the heating channel.

4. The van type nitriding furnace according to claim 1, wherein: and a fixed bracket is arranged between the exhaust pipe and the furnace body.

5. The van type nitriding furnace according to claim 1, wherein: and a monitor is arranged outside the tail gas combustion device.

Images