CN218915964U

CN218915964U - A self-closing device for temperature field test system

Info

Publication number: CN218915964U
Application number: CN202222942110.2U
Authority: CN
Inventors: 陈松
Original assignee: Safe Fire Shanghai Industrial Control Co ltd
Current assignee: Safe Fire Shanghai Industrial Control Co ltd
Priority date: 2022-11-05
Filing date: 2022-11-05
Publication date: 2023-04-25
Anticipated expiration: 2032-11-05

Abstract

The utility model discloses a self-closing device for a temperature field test system, which comprises a shell, wherein the outlet end of the shell is hinged with a revolving door, a spring is arranged outside the shell, one end of the spring is arranged at the fixed end of the revolving door, and the other end of the spring is fixed on the outer side wall of the shell; the side surface of the revolving door is movably contacted with the inner wall of the outlet end of the shell; a swing shaft is rotatably installed on the shell in a penetrating manner, and one end of the revolving door is fixed on the swing shaft; one end of the swing shaft extends out of the shell and is fixed with a connecting sheet, and one end of the spring is fixed on the connecting sheet; the outer side wall of the shell is fixed with a fixed column, and the other end of the spring is fixed on the fixed column. The utility model has the advantages of compact structure, no electric element, low cost and low maintenance.

Description

A self-closing device for temperature field test system

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a self-closing device for a temperature field test system.

Background

The hearth is a three-dimensional space surrounded by furnace walls for fuel combustion. The hearth has the function of ensuring that the fuel is burnt out as much as possible, and cooling the temperature of the flue gas at the outlet of the hearth to the temperature allowed by safe operation of the convection heating surface. For this purpose, the furnace should have a sufficient volume and be able to arrange a sufficient amount of heating surfaces. In addition, the hearth is reasonable in shape and size so as to be matched with the burner, and the aerodynamic field in the furnace is organized, so that the flame is not adhered to the wall, does not impact the wall, has high fullness and uniform wall heat load. In use, the furnace chamber needs to use equipment with a telescopic device to place objects inwards, the opening needs to be closed after the furnace chamber is withdrawn, the existing self-closing door is mostly opened or closed by adopting a pneumatic or electric self-closing door, and an external air source or a power supply needs to be provided for driving, so that the cost is increased, and the cost of the self-closing door cannot be controlled.

In patent CN214747249U, a self-closing heating furnace door structure for preventing clamping stagnation is disclosed, comprising a door frame, a furnace door, a chain, a lifting oil cylinder and a hydraulic station, wherein the furnace door is vertically arranged at the inner side of the door frame, the lifting oil cylinder is vertically upwards arranged at the left side of the door frame, the chain is arranged at the upper part of the furnace door, and the hydraulic station is arranged at one side of the door frame; the portal frame consists of upright posts, cross beams, guide pulleys and brackets, wherein the left sides of the upright posts are symmetrically and vertically arranged, and the cross beams are horizontally arranged on the upper parts of the upright posts; the technical proposal provided by the utility model achieves good effects: the clamping stagnation prevention self-closing heating furnace door structure is arranged on the inner side of the door frame through the door frame, and the chain is driven to move through the upgrading oil cylinder, so that the upper and lower opening and closing of the furnace door are realized, and the clamping stagnation is avoided; and through the guiding axle of furnace gate both sides when the furnace gate descends to the stand lower extreme, through the guide way to the rear side remove, realized with the preceding good seal of furnace body, avoided the leakage of heating furnace heat, improved holistic heating efficiency, but the structure of this application is more, and lift cylinder and hydraulic pressure station's long-term use, easily damaged by the high temperature.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a self-closing device for a temperature field testing system, wherein the self-closing door is used for automatically closing an observation hole after equipment with a telescopic device exits from a hearth, and the equipment is not prevented from being inserted into the hearth through the observation hole at any time.

The aim of the utility model is realized by the following technical scheme:

an automatic shut-off device for a temperature field test system, comprising:

the shell, the exit end of shell articulates there is the revolving door, be equipped with the spring outside the shell, the one end of spring sets up in the stiff end of revolving door, the other end of spring is fixed in on the lateral wall of shell.

Further, the side face of the revolving door is movably contacted with the inner wall of the outlet end of the shell.

Furthermore, the shell is penetrated and rotatably provided with a pendulum shaft, and one end of the revolving door is fixed on the pendulum shaft.

Further, one end of the pendulum shaft extends out of the shell and is fixed with a connecting sheet, and one end of the spring is fixed on the connecting sheet.

Furthermore, the outer side wall of the shell is fixed with a fixed column, and the other end of the spring is fixed on the fixed column.

Still further, the casing is the rectangle passageway wholly, the revolving door is located the rectangle passageway, the one end of casing has mounting flange, the fixed orifices has been seted up on the mounting flange, circular opening has been seted up to the other end of casing, the revolving door is used for the activity to seal circular opening.

The utility model has the beneficial effects that:

the self-closing device for the temperature field testing system provided by the utility model is used for automatically closing the observation hole after equipment with the telescopic device exits from the hearth, and does not prevent the equipment from being inserted into the hearth through the observation hole at any time, the self-closing door adopts a spring for resetting, the existing pneumatic or electric driving is avoided, and the spring adopts an external extension spring, so that the equipment is convenient to replace and the condition of internal high-temperature damage is avoided; the self-closing door is convenient to install, customizable in interface mode, compact in structure, low in space requirement, high in adaptability, strong in weather resistance, free of electric elements, low in cost and low in maintenance.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a top view of the present utility model;

fig. 3 is a cross-sectional view of the present utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In this embodiment, as shown in fig. 1 to 3, a self-closing apparatus for a temperature field testing system includes a housing 1, an outlet end of the housing 1 is hinged with a revolving door 2, a spring 3 is disposed outside the housing 1, one end of the spring 3 is disposed at a fixed end of the revolving door 2, and the other end of the spring 3 is fixed on an outer side wall of the housing 1.

In this embodiment, the casing 1 and the revolving door 2 are made of metal, so as to facilitate the machining of mechanical interfaces or welding connection, and improve the temperature resistance of the product.

The present embodiment is further configured to: the side surface of the revolving door 2 is movably contacted with the inner wall of the outlet end of the shell 1.

In this embodiment, a hard seal is formed between the housing 1 and the revolving door 2, so that the revolving door is suitable for a long-term high-temperature environment.

The present embodiment is further configured to: the swing shaft 4 is rotatably installed on the shell 1 in a penetrating mode, and one end of the swing door 2 is fixed on the swing shaft 4.

In this embodiment, the revolving door 2 is welded to the pendulum shaft 4, a bearing is mounted on a side wall of the housing 1, and the pendulum shaft 4 penetrates through the bearing. The moving direction of the revolving door 2 faces the inside of the shell 1, and the rotating angle of the revolving door 2 is 80-100 degrees.

The present embodiment is further configured to: one end of the pendulum shaft 4 extends out of the shell 1 and is fixed with a connecting sheet 5, and one end of the spring 3 is fixed on the connecting sheet 5.

The present embodiment is further configured to: the outer side wall of the shell 1 is fixed with a fixed column 6, and the other end of the spring 3 is fixed on the fixed column 6.

In this embodiment, the spring 3 is connected to the connecting piece 5 and the fixing post 6, when the self-closing door is opened, the spring 3 will be stretched, and when the force applied to the revolving door 2 by the outside disappears, the stretching force of the spring 3 will restore the revolving door 2 to the initial position.

The present embodiment is further configured to: the casing 1 wholly is the rectangle passageway, revolving door 2 is located the rectangle passageway, the one end of casing 1 has mounting flange, set up fixed orifices 11 on the mounting flange, circular opening has been seted up to the other end of casing 1, revolving door 2 is used for the activity to seal circular opening.

In this embodiment, the fixing hole 11 is used for mounting and fixing the housing 1.

The working principle of the utility model is as follows:

the swing door 2 is assembled into the shell 1 by using a swing shaft 4 hinge structure, the swing shaft 4 and the swing door 2 are fixed after relative positions are adjusted, a connecting piece 5 on the outer side of the swing shaft 4 is connected with a fixed column 6 on the outer side of the shell 1 by using a spring 3 with proper length and tension, and then proper door closing thrust can be selected by adjusting the relative positions of the swing shaft 4 and the fixed column 6, and the swing door 2 can be locked at an opening position in a limiting manner by pin shaft positioning.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", "left", "right", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in place when the inventive product is used, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, terms such as "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Claims

1. A self-closing apparatus for a temperature field test system, comprising:

the novel door comprises a shell (1), wherein the outlet end of the shell (1) is hinged with a revolving door (2), a spring (3) is arranged outside the shell (1), one end of the spring (3) is arranged at the fixed end of the revolving door (2), and the other end of the spring (3) is fixed on the outer side wall of the shell (1).

2. A self-closing apparatus for a temperature field test system as defined in claim 1, wherein: the side surface of the revolving door (2) is movably contacted with the inner wall of the outlet end of the shell (1).

3. A self-closing apparatus for a temperature field test system as defined in claim 1, wherein: the swing door is characterized in that the swing shaft (4) is installed on the shell (1) in a penetrating and rotating mode, and one end of the swing door (2) is fixed on the swing shaft (4).

4. A self-closing apparatus for a temperature field test system as defined in claim 3, wherein: one end of the pendulum shaft (4) extends out of the shell (1) and is fixed with a connecting sheet (5), and one end of the spring (3) is fixed on the connecting sheet (5).

5. A self-closing apparatus for a temperature field test system as defined in claim 1, wherein: the outer side wall of the shell (1) is fixed with a fixed column (6), and the other end of the spring (3) is fixed on the fixed column (6).

6. A self-closing apparatus for a temperature field test system as defined in claim 1, wherein: the casing (1) is wholly rectangular channel, revolving door (2) are located rectangular channel, the one end of casing (1) has mounting flange, fixed orifices (11) have been seted up on the mounting flange, circular opening has been seted up to the other end of casing (1), revolving door (2) are used for the activity to seal circular opening.