Pressure control assembly of nitriding furnace

Abstract

The utility model relates to the technical field of radiators, and discloses a nitriding furnace pressure control assembly which comprises a nitriding furnace body, a plurality of air outlet valves are fixedly installed on the outer surface of the nitriding furnace body, a pressure control structure is rotationally arranged on the right surface of each air outlet valve, and a plurality of air outlets are fixedly formed in the outer surface of the pressure control structure in an inserted mode. The left surface of the pressure control structure is fixedly connected with a pipeline, and the inner surface of the pipeline is fixedly connected with a sealing plate. The nitriding furnace body, the gas outlet valve, the pressure control structure, the gas outlet, the pipeline, the sealing plate, the lantern ring, the limiting plate, the supporting plate and the limiting groove are matched; the nitriding furnace body can be provided with the correspondingly matched number of pressure control structures through the multiple gas outlet valves, the flexibility of the pressure relief requirement of the nitriding furnace is improved through the pressure structures convenient to mount and dismount, and the mounting stability of the pressure relief assembly and the gas outlet valves of the nitriding furnace is guaranteed through double limiting.

Description

TECHNICAL FIELD

[0001] The utility model relates to a radiator technical field, concretely is a kind of nitriding furnace pressure control assembly. BACKGROUND

[0002] Nitriding furnace is the equipment with nitriding treatment, with the characteristics of low processing temperature, short time, small workpiece deformation, with high fatigue limit and good wear resistance.

[0003] For the pressure control assembly of nitriding furnace, refer to patent number: CN217034593U, a heat treatment nitriding furnace pressure control device, by this structure can realize the control gas pressure in the inside of nitriding furnace main body in certain range, more flexible, without separate staff to blow down, more practical, by screwing positioning bolt, to reach the inlay block from the inside of recess and detach, to reach the inside of pressure pipe is cleaned conveniently, more practical.

[0004] But the pressure control pressure relief assembly used in the above nitriding furnace cannot be conveniently installed and replaced, and for some high-pressure relief requirements of nitriding furnace, it is difficult to simultaneously work multiple pressure relief assemblies, reducing the flexibility of pressure control assembly.

[0005] Therefore, we propose a kind of nitriding furnace pressure control assembly. INVENTION CONTENTS

[0006] (One) the technical problem solved

[0007] In view of the deficiencies of the prior art, the utility model provides a kind of nitriding furnace pressure control assembly, overcome the deficiencies of prior art, solve the problem of flexible in background art in that the pressure control pressure relief assembly used in the above nitriding furnace cannot be conveniently installed and replaced, for some high-pressure relief requirements of nitriding furnace, it is difficult to simultaneously work multiple pressure relief assemblies, reduce the flexibility of pressure control assembly.

[0008] (Two) technical scheme

[0009] To achieve the above purpose, the utility model provides the following technical scheme: a kind of nitriding furnace pressure control assembly, including nitriding furnace body, the outer surface of nitriding furnace body is fixedly installed with several gas outlet valves, the right surface of gas outlet valve is rotatably provided with pressure control structure, the outer surface of pressure control structure is fixedly inserted with several gas outlets, the left surface of pressure control structure is fixedly connected with pipeline, the inner surface of pipeline is fixedly connected with sealing plate, the outer surface of pipeline is rotatably provided with sleeve ring, the outer surface of sleeve ring is fixedly connected with two limit plates, the outer surface of gas outlet valve is fixedly connected with two support plates, the side of two support plates close to gas outlet valve is provided with limit slot.

[0010] Preferably, the front surface of the nitriding furnace body is fixedly connected with a mounting frame, the inner surface of the mounting frame is fixedly installed with a ladder, the left and right surfaces of the ladder are both fixedly connected with an inclined plate, the front end of the inclined plate is fixedly connected with an arc-shaped plate, the left and right surfaces of the ladder are both fixedly connected with a plurality of supporting plates, and the side, away from the ladder, of each supporting plate is fixedly connected with a baffle.

[0011] Preferably, the air outlet valve is correspondingly and communicatively arranged inside the pipeline and the pressure control structure, and the sealing plate is correspondingly and abuttingly arranged with the air outlet valve.

[0012] Preferably, the limiting plate is correspondingly and clampingly arranged with the limiting groove, and the outer surface of the air outlet valve and the inner surface of the pipeline are both provided with thread grooves which are correspondingly and threadedly connected.

[0013] Preferably, the arc-shaped plate is correspondingly arranged with the plurality of supporting plates.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model provides a kind of nitriding furnace pressure control component, with following beneficial effects:

[0016] 1、the nitriding furnace pressure control component, by the cooperation between nitriding furnace body, air outlet valve, pressure control structure, air outlet, pipeline, sealing plate, sleeve ring, limiting plate, branch, limiting groove, nitrogen furnace body can be installed corresponding adaptation number of pressure control structure by multiple air outlet valves, by the pressure structure of convenient installation and disassembly improve the flexibility of the pressure demand of nitrogen furnace, by double limiting, to guarantee the installation stability of pressure relief component and nitrogen furnace air outlet valve.

[0017] 2、the nitriding furnace pressure control component, by the cooperation between mounting frame, ladder, inclined plate, arc-shaped plate, supporting plate, baffle, can when staff uses ladder to check nitrogen furnace, ensure that ladder use safety, encircle the staff at the top of ladder and protect, improve the safety of ladder use. ACCURACY OF DRAWINGS

[0018] Figure 1 it is whole structure schematic diagram of the utility model;

[0019] Figure 2 it is the enlarged structure schematic diagram of place A of the utility model;

[0020] Figure 3 it is the explosion structure schematic diagram of sleeve pipe inside and its related structure of the utility model.

[0021] In the figure: 1, the nitrogenation furnace body; 2, the air outlet valve; 3, the pressure control structure; 4, the air outlet; 5, the pipeline; 6, the sealing plate; 7, the sleeve ring; 8, the limiting plate; 9, the support plate; 10, the limiting groove; 11, the mounting frame; 12, the ladder; 13, the inclined plate; 14, the arc plate; 15, the support plate; 16, the baffle. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Embodiment one

[0024] Please refer to Figures 1-3 A nitrogenation furnace pressure control assembly, including nitrogenation furnace body 1, the outer surface of nitrogenation furnace body 1 is fixedly installed with several air outlet valves 2, the right surface of air outlet valve 2 is rotatably provided with pressure control structure 3, the outer surface of pressure control structure 3 is fixedly inserted with several air outlets 4, the left surface of pressure control structure 3 is fixedly connected with pipeline 5, the inner surface of pipeline 5 is fixedly connected with sealing plate 6, the outer surface of pipeline 5 is rotatably provided with sleeve ring 7, the outer surface of sleeve ring 7 is fixedly connected with two limiting plates 8, the outer surface of air outlet valve 2 is fixedly connected with two support plates 9, and the side of two support plates 9 close to air outlet valve 2 is provided with limiting groove 10.

[0025] Specifically, by the cooperation between nitrogenation furnace body 1, air outlet valve 2, pressure control structure 3, air outlet 4, pipeline 5, sealing plate 6, sleeve ring 7, limiting plate 8, support plate 9 and limiting groove 10, nitrogenation furnace body 1 can be installed through multiple air outlet valves 2 to correspond to the number of pressure control structures 3, the flexibility of pressure relief demand for nitrogenation furnace is improved through the pressure structure convenient to install and dismount, and the installation stability of pressure relief assembly and air outlet valve 2 of nitrogenation furnace is ensured through double limiting.

[0026] In the embodiment, air outlet valve 2 is correspondingly and intercommunicatively arranged inside pipeline 5 and pressure control structure 3, and sealing plate 6 is correspondingly and abuttingly arranged with air outlet valve 2.

[0027] Specifically, air outlet valve 2 and pressure control structure 3 are existing structures, and the control circuit can be realized through simple programming of those skilled in the art, which belongs to the common knowledge in the field, and only the use is described, without transformation, so the control mode and circuit connection are not described in detail.

[0028] In the embodiment: the limiting plate 8 is correspondingly clamped with the limiting groove 10, the outer surface of the air outlet valve 2 and the inner surface of the pipeline 5 are provided with threaded grooves which are correspondingly screwed.

[0029] Specifically, the limiting plate 8 is rotated on the pipeline 5 through the sleeve ring 7, so as to be clamped with the limiting groove 10, thereby secondarily limiting and fixing the pipeline 5 on the air outlet valve 2.

[0030] Working principle: when the nitrogenation furnace needs to be depressurized, a plurality of pressure control structures 3 can be fixedly installed on the threaded grooves of the air outlet valve 2 through the pipeline 5, the sealing plate 6 is attached to the surface of the air outlet valve 2 to reinforce the sealing performance, then the sleeve ring 7 is rotated on the pipeline 5, the limiting plate 8 on the pipeline 5 is clamped with the limiting groove 10 of the side plate 9 of the air outlet valve 2, thereby the pipeline 5 and the air outlet valve 2 are secondarily limited, the installation stability is ensured, the air outlet valve 2 can be opened, the pressure control structure 3 cooperates with a plurality of air outlets 4 to perform the depressurization work, when the pressure control structure 3 needs to be disassembled and cleaned, the air outlet valve 2 is closed, the sleeve ring 7 drives the limiting plate 8 to rotate to one side to be separated from the limiting groove 10, then the pipeline 5 is reversely rotated to be separated from the air outlet valve 2, and the convenient disassembly is completed.

[0031] Embodiment two

[0032] Please refer to Figure 1 On the basis of embodiment one, the utility model provides a technical scheme:

[0033] In the embodiment: the front surface of the nitrogenation furnace body 1 is fixedly connected with a mounting frame 11, the inner surface of the mounting frame 11 is fixedly installed with a ladder 12, the left and right surfaces of the ladder 12 are both fixedly connected with an inclined plate 13, the front end of the inclined plate 13 is fixedly connected with an arc plate 14, the left and right surfaces of the ladder 12 are both fixedly connected with a plurality of supporting plates 15, one side of the supporting plate 15 away from the ladder 12 is fixedly connected with a baffle 16.

[0034] Specifically, through the cooperation between the mounting frame 11, the ladder 12, the inclined plate 13, the arc plate 14, the supporting plate 15 and the baffle 16, when the staff uses the ladder 12 to check the nitrogenation furnace, the safety of the ladder 12 can be ensured, the staff at the top of the ladder 12 is protected, and the safety of the ladder 12 is improved.

[0035] In the embodiment: the arc plate 14 is correspondingly arranged with the plurality of supporting plates 15.

[0036] Specifically, the arc plate 14 protects the staff at the top of the ladder 12, and the plurality of supporting plates 15 cooperate with the baffles 16 to increase the leverage range and lateral protection when the staff climbs, and the safety is improved.

[0037] Working principle: when the nitrogenization furnace body 1 is running, the worker needs to use the ladder 12 on the mounting frame 11 to check the work, the worker uses the ladder 12 to climb, and the two sides are protected through the cooperation of the multiple supporting plates 15 and the baffle 16, when the worker climbs to the top of the ladder 12, passes through two limiters, and is surrounded by the arc-shaped plate 14 to protect the worker, thereby improving the work safety.

[0038] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A nitriding furnace pressure control assembly comprising a nitriding furnace body (1), characterized in that: The outer surface of the nitrogenation furnace body (1) is fixedly provided with a plurality of air outlet valves (2), the right surface of the air outlet valve (2) is rotatably provided with a pressure control structure (3), the outer surface of the pressure control structure (3) is fixedly provided with a plurality of air outlets (4), the left surface of the pressure control structure (3) is fixedly connected with a pipeline (5), the inner surface of the pipeline (5) is fixedly connected with a sealing plate (6), the outer surface of the pipeline (5) is rotatably provided with a sleeve ring (7), the outer surface of the sleeve ring (7) is fixedly connected with two limiting plates (8), the outer surface of the air outlet valve (2) is fixedly connected with two supporting plates (9), and the side of the two supporting plates (9) close to the air outlet valve (2) is provided with a limiting groove (10).

2. The pressure control assembly for a nitriding furnace according to claim 1, wherein: The front surface of the nitrogenation furnace body (1) is fixedly connected with a mounting rack (11), the inner surface of the mounting rack (11) is fixedly provided with a ladder (12), the left and right surfaces of the ladder (12) are both fixedly connected with an inclined plate (13), the front end of the inclined plate (13) is fixedly connected with an arc-shaped plate (14), the left and right surfaces of the ladder (12) are both fixedly connected with a plurality of supporting plates (15), and the side of the supporting plate (15) away from the ladder (12) is fixedly connected with a baffle (16).

3. The pressure control assembly of claim 1, wherein: The air outlet valve (2), the pipeline (5) and the pressure control structure (3) are correspondingly and intercommunicatively arranged, and the sealing plate (6) is correspondingly and abuttingly arranged with the air outlet valve (2).

4. The pressure control assembly of claim 1, wherein: The limiting plate (8) is correspondingly and clampedly arranged with the limiting groove (10), and the outer surface of the air outlet valve (2) and the inner surface of the pipeline (5) are provided with thread grooves which are correspondingly and threadedly connected.

5. The pressure control assembly of claim 2, wherein: The arc-shaped plate (14) is correspondingly arranged with the plurality of supporting plates (15).

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