CN220036513U - Quick-opening structure and rotary sealing valve manhole door - Google Patents

Abstract

The utility model relates to the technical field related to dry quenching equipment, in particular to a quick-opening structure and a rotary sealing valve manhole door, wherein the quick-opening structure comprises a rotating shaft seat, a rotating shaft, a threaded rod, a threaded pipe, a screw cap and a clamping seat, the rotating shaft seat is fixed on a rotary sealing valve body, the rotating shaft is rotatably arranged on the rotating shaft seat, the threaded rod is fixedly welded on the rotating shaft, the threaded rod and the rotating shaft are arranged in a T shape, the threaded pipe is screwed on the threaded rod, the screw cap and the threaded rod are integrally formed, the clamping seat is fixedly arranged on the manhole door, and the manhole door is rotatably arranged on the rotary sealing valve body through a hinge structure; through setting up the quick-opening structure that constitutes by pivot seat, pivot, threaded rod, screwed pipe, nut and block seat combination to make things convenient for the manhole door to open and shut fast, and the regulation effect between threaded rod, the screwed pipe can effectively guarantee the locking effect of manhole door.

Description

Quick-opening structure and rotary sealing valve manhole door

Technical Field

The utility model relates to the technical field related to dry quenching equipment, in particular to a quick-opening structure and a rotary sealing valve manhole door.

Background

The dry quenching is a quenching method for cooling red Jiao Jiangwen by inert gas relative to wet quenching;

in the production process of the coke oven, iron rods and furnace cover accessories fall into a carbonization chamber due to personnel errors, or iron pieces are put into a dry quenching furnace along with red coke after a furnace door lining plate is broken, and the rotary coke tank and a loading device lining plate are worn or the iron pieces fall into the dry quenching furnace after fixed implementation and falling, so that rotary sealing is blocked;

when the rotary seal is clamped, the dry quenching is stopped, the rotary seal valve and the vibration feeder are switched to the zero position, the flat gate is closed, and the circulating air quantity is reduced to the minimum value. The traditional motor valve is manually clicked to reversely rotate, and if the coke or iron piece is smaller, the coke or iron piece can fall into a material receiving grid of the rotary sealing valve; if the iron piece is bigger, the iron piece can not be discharged after the reversing, the rotary sealing valve operating switch is cut to the zero position again, compressed air and nitrogen for purging the rotary sealing valve are closed, an overhaul hole at the upper part of the rotary sealing valve is opened, and the iron piece is taken out;

because the number of the bolts of the manhole at the upper part of the rotary sealing valve reaches 20, the maintenance progress is influenced by longer time for taking the bolts for maintenance when the rotary sealing valve is clamped, and therefore, the utility model provides a quick-opening structure and a manhole door of the rotary sealing valve, which are used for solving the problems.

Disclosure of Invention

The utility model aims to provide a quick-opening structure and a rotary sealing valve manhole door so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a quick-opening structure, the quick-opening structure comprising:

the rotating shaft seat is fixed on the rotary sealing valve body;

the rotating shaft is rotatably arranged on the rotating shaft seat;

the threaded rod is fixedly welded on the rotating shaft, and the threaded rod and the rotating shaft are arranged in a T shape;

the threaded pipe is screwed on the threaded rod;

the nut and the threaded rod are integrally formed;

the clamping seat is fixedly arranged on the manhole door;

the manhole door is rotatably installed on the rotary sealing valve body through a hinge structure.

Preferably, when the manhole door is in a closed state, the threaded pipe of the manhole door is clamped on the clamping seat, and the nut is propped against the clamping seat.

Preferably, the screw cap is welded with a rotating handle, and the rotating handle is symmetrically provided with a group in a splayed shape.

Preferably, the edge position of the inlet on the rotary sealing valve body is fixedly provided with a first-stage heat insulation plate, the inner side wall of the manhole door is fixedly provided with a second-stage heat insulation plate, the first-stage heat insulation plate and the second-stage heat insulation plate are ceramic heat insulation plates, and the first-stage heat insulation plate and the second-stage heat insulation plate are correspondingly arranged.

Preferably, the second-level heat insulation plate is provided with a sealing groove, a sealing ring is embedded in the sealing groove, a vent hole is formed in the center of the sealing ring, and inert gas is injected into the vent hole.

A rotary seal valve manhole door having the above quick-opening structure.

Compared with the prior art, the utility model has the beneficial effects that:

1. the quick-opening structure formed by combining the rotating shaft seat, the rotating shaft, the threaded rod, the threaded pipe, the screw cap and the clamping seat is arranged, so that the manhole door can be conveniently and quickly opened and closed, the adjusting effect between the threaded rod and the threaded pipe can effectively ensure the locking effect of the manhole door;

2. and the sealing groove is formed in the second-level heat insulating plate, the sealing ring with the air holes is embedded in the sealing groove, and inert gas is injected into the air holes, so that the sealing performance of the manhole door position can be further improved when the equipment is operated by utilizing the expansion caused by heat and contraction caused by cold of the gas.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;

FIG. 3 is a half cross-sectional view of the present utility model;

fig. 4 is a view of the position of the threaded rod and the threaded tube according to the present utility model.

In the figure: the rotary sealing valve comprises a rotary shaft seat 1, a rotary shaft 2, a threaded rod 3, a threaded pipe 4, a screw cap 5, a clamping seat 6, a rotary handle 7, a rotary sealing valve body 8, a manhole door 9, a primary heat insulation plate 10, a secondary heat insulation plate 11, a sealing ring 12 and an air hole 13.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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 will be understood in specific cases by those of ordinary skill in the art.

For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1-4, the present utility model provides four preferred embodiments:

example 1

The utility model provides a quick-opening structure, quick-opening structure includes pivot seat 1, pivot 2, threaded rod 3, screwed pipe 4, nut 5 and block seat 6, pivot seat 1 is fixed on rotary seal valve body 8, pivot 2 rotates and installs on pivot seat 1, threaded rod 3 fixed welding is in pivot 2, and be T style of calligraphy setting between threaded rod 3, pivot 2, screwed pipe 4 revolves and twists on threaded rod 3, nut 5 and threaded rod 3 integrated into one piece, block seat 6 fixed mounting is on manhole door 9, manhole door 9 passes through hinge structure rotation and installs on rotary seal valve body 8.

When manhole door 9 is in the closed state, its screwed pipe 4 block is on block seat 6, and nut 5 offsets with block seat 6 and set up, through setting up the quick-opening structure that comprises pivot seat 1, pivot 2, threaded rod 3, screwed pipe 4, nut 5 and block seat 6 combination to make things convenient for manhole door 9 to open and shut fast, and the regulation effect between threaded rod 3, the screwed pipe 4 can effectively guarantee manhole door 9's locking effect.

Example two

On the basis of the first embodiment, the rotating handle 7 is welded and connected on the nut 5, and the rotating handle 7 is symmetrically provided with a group in a splayed shape, so that the threaded pipe 4 can be conveniently adjusted.

Example III

On the basis of the second embodiment, a first-stage heat insulation plate 10 is fixedly installed at the edge position of the inlet on the rotary sealing valve body 8, a second-stage heat insulation plate 11 is fixedly installed on the inner side wall of the manhole door 9, the first-stage heat insulation plate 10 and the second-stage heat insulation plate 11 are ceramic heat insulation plates, and the first-stage heat insulation plate 10 and the second-stage heat insulation plate 11 are correspondingly arranged.

The sealing groove is formed in the second-stage heat insulating plate 11, the sealing ring 12 is embedded in the sealing groove, the air hole 13 is formed in the center of the sealing ring 12, inert gas is injected into the air hole 13, the sealing groove is formed in the second-stage heat insulating plate 11, the sealing ring 12 with the air hole 13 is embedded in the sealing groove, and the inert gas is injected into the air hole 13, so that the sealing performance of the position of the manhole door 9 can be further improved when the equipment runs by utilizing expansion caused by heat and contraction caused by cold of the gas.

Example IV

On the basis of the third embodiment, the rotary sealing valve manhole door has the quick-opening structure.

While the foregoing describes illustrative embodiments of the present utility model so that those skilled in the art may understand the present utility model, the present utility model is not limited to the specific embodiments, and all applications and creations utilizing the inventive concepts are within the scope of the present utility model as long as the modifications are within the spirit and scope of the present utility model as defined and defined in the appended claims to those skilled in the art.

Claims (6)

1. A quick-opening structure, characterized in that: the quick-opening structure comprises:

the rotary shaft seat (1), the rotary shaft seat (1) is fixed on the rotary sealing valve body (8);

the rotating shaft (2) is rotatably arranged on the rotating shaft seat (1);

the threaded rod (3) is fixedly welded on the rotating shaft (2), and the threaded rod (3) and the rotating shaft (2) are arranged in a T shape;

a threaded tube (4), the threaded tube (4) being screwed onto the threaded rod (3);

the nut (5) is integrally formed with the threaded rod (3);

the clamping seat (6), the said clamping seat (6) is fixedly mounted on manhole door (9);

the manhole door (9) is rotatably arranged on the rotary sealing valve body (8) through a hinge structure.

2. A quick release structure according to claim 1, wherein: when the manhole door (9) is in a closed state, the threaded pipe (4) is clamped on the clamping seat (6), and the screw cap (5) is propped against the clamping seat (6).

3. A quick release structure according to claim 2, wherein: the nut (5) is welded and connected with a rotating handle (7), and the rotating handle (7) is symmetrically provided with a group in a splayed shape.

4. A quick release structure according to claim 3, wherein: the edge position of the upper inlet of the rotary sealing valve body (8) is fixedly provided with a first-stage heat insulation plate (10), the inner side wall of the manhole door (9) is fixedly provided with a second-stage heat insulation plate (11), the first-stage heat insulation plate (10) and the second-stage heat insulation plate (11) are ceramic heat insulation plates, and the first-stage heat insulation plate (10) and the second-stage heat insulation plate (11) are correspondingly arranged.

5. The quick release structure of claim 4, wherein: the secondary heat insulation plate (11) is provided with a sealing groove, a sealing ring (12) is embedded in the sealing groove, a vent hole (13) is formed in the center of the sealing ring (12), and inert gas is injected into the vent hole (13).

6. The utility model provides a rotary seal valve manhole door which characterized in that: the rotary sealing valve manhole door has the quick opening structure as claimed in any one of the preceding claims 1 to 5.