CN217927161U - Drainage device for fluidized bed base - Google Patents

Abstract

The utility model discloses innovatively provide a fluidized bed base drainage device, including disk seat, mobilizable connecting axle, stifle, end cap, sealing washer and water outlet, the disk seat welding is in the bottommost of base, and under the effect of cylinder, the stifle reciprocates and realizes draining and airtight. The device can be linked with a fluidized bed host machine, pneumatic control is adopted, manual operation is not needed, the water outlet port is provided with the quick clamping device, and connection is convenient and quick.

Description

Drainage device for fluidized bed base

Technical Field

The utility model relates to a fluidized bed washs the field, specifically is a fluidized bed base drainage device.

Background

In the actual production process of enterprises such as thermal power plants, metallurgy, iron and steel plants, medicine, chemical engineering and the like, fluidized bed equipment is required to be used. A fluidized bed is a reactor that uses a layer of particulate solids to place the solid particles in suspension motion and to react gas with the solids. Stains and residues are left on the fluidized bed after the fluidized bed is used, so that the fluidized bed needs to be cleaned regularly, a large amount of cleaning solution cannot be removed timely and effectively after the fluidized bed is cleaned, and the cleaning solution remains in the fluidized bed

In order to solve the above technical problems, in the prior art, one way is to weld a plurality of drainage elbows in the fluidized bed, and the other way is to install a manual ball valve. The prior art is simple in structure, but when equipment is cleaned, workers forget to open the valve to drain water easily, and if the valve is not closed during production, the pollution to materials inside the equipment can be caused. But also the problem of poor water flow sealing effect of the existing drainage device.

In order to solve the problems, the invention provides an intelligent, efficient and excellent-tightness drainage device for a fluidized bed base.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the technical problem who exists among the prior art at least, creatively provide a fluidized bed base drainage device.

In order to realize the utility model discloses an above-mentioned purpose, the utility model provides a fluidized bed base drainage device, including disk seat, stifle, mobilizable connecting axle, the disk seat upper end is provided with first opening, first opening aperture reduces from the tip to middle part department along first opening axis gradually, stifle is connected with mobilizable connecting axle, the second opening is connected with the outlet pipe.

The blank cap can penetrate into the first opening and cover the first opening.

Further, the bottom of the movable connecting shaft is connected with one or more air pumps.

Further, a sealing ring is arranged on the outer side surface of the blank cap.

Furthermore, a plug is arranged above the movable connecting shaft.

Furthermore, the shape of the plug is a pointed projection.

And a first space is further arranged in the plug.

Further, an internal thread is arranged in the first space.

When the device is used specifically, the control device drives the movable connecting shaft to move upwards through the control cylinder to jack the blank cap, the drainage device is opened, clear liquid on the fluidized bed enters the drainage device, cleaning liquid enters the water outlet port through the inner cavity of the device to be discharged, the drainage function of the device is realized, and after the cleaning liquid is discharged. The control device controls the air cylinder to move downwards and drives the movable connecting shaft to move downwards. Realize stifled and the valve seat realization of stifled lid, airtight effectual can not influence the normal use of fluidized bed.

The utility model has the advantages of: the drainage opening of the device adopts a taper design, and has better waterproof sealing performance compared with the prior art;

the utility model discloses an another beneficial technological effect: the device adopts a sharp plug shape, so that liquid cannot stay on the surface, the surface accumulated water residue of drainage equipment is reduced, and the drainage efficiency of the device is improved;

the utility model discloses an another beneficial technological effect: the sealing washer is installed with stifle department to the first opening of this device, has the taper design at the opening on, increases the sealing washer, drainage device's sealed effect is better.

Drawings

FIG. 1 is a schematic view of a fluidized bed base drain of the present invention from a first perspective;

FIG. 2 is a schematic view of the cover of the fluidized bed base drain of the present invention from a first perspective;

FIG. 3 is a schematic view of a first perspective of the movable connecting shaft of the fluid bed base drain of the present invention;

fig. 4 is a diagram of a second embodiment of the blank cap of the present invention.

Reference numerals:

the valve seat is 100, the first opening is 110, the sealing ring is 120, the drain pipe is 130, the valve seat through hole is 140, the annular bulge is 150, the baffle plate is 160, the second opening is 170, the cover is 200, the cover is 210, the cover through hole is 211, the mounting groove is 300, the first space is 310, the driving device is 400, the movable connecting shaft is 500, the first shaft body is 510, the second shaft body is 520, and the third shaft body is 530.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "middle", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the invention; likewise, the description of the terms "valve seat" or "blank cap 200" and variations thereof is merely for purposes of distinguishing components and not limiting the scope of the present application.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The embodiment is a fluidized bed base drainage device, which comprises a valve seat 100, a blank cap 200 arranged on the valve seat and a movable connecting shaft 500.

The valve seat 100 is a square cavity structure as a whole, an opening is arranged at the upper part of the cavity structure, and an opening is also arranged at the right side of the cavity structure, as shown in fig. 1, in the present application, the upper opening may be defined as a first opening 120, and the side opening may be defined as a second opening; wherein the upper opening is for cooperation with the cap 200; the lower part of the connecting shaft is provided with a valve seat through hole 210, so that the connecting shaft 500 can conveniently pass through the valve seat through hole to be connected with the blank cap 200; the connecting shaft 500 can move up and down along the valve seat through hole, so as to drive the blank cap 200 to move up and down, and the effect of opening or closing the first opening is realized; the overall middle part of the blank cap 200 is provided with an opening in the shape of an inverted bowl, as shown in fig. 2, the middle part of the blank cap 200 is provided with a through hole 210 of the blank cap 200, and the through hole 210 of the blank cap 200 is coaxially arranged with the through hole of the valve seat; the edge of stifle 200 is provided with first conical surface, and likewise, first opening part is provided with the second conical surface that cooperatees with first conical surface, and both mutually support when using and realize opening and closing of first opening through conical surface is sealed, compare and have better waterproof sealing performance in present technique.

In order to further improve the sealing effect, in other embodiments of the present application, a first installation groove 211 is further provided on the first conical surface; the mounting groove 211 is an arc-shaped mounting groove with a section of a major arc, and is used for assembling a sealing ring and a sealing gasket, so that the sealing effect of the first opening is further improved. In practical use, the cross section of the mounting groove can be selected to be a rectangular structure, and the cross section of the mounted sealing ring is also rectangular, as shown in fig. 4, so that the sealing effect between the blank cap 200 and the first opening is better.

In other embodiments of the present application, an annular protrusion 150 is disposed at the bottom inside the cavity of the valve seat, the annular protrusion 150 extends upwards along the valve seat through hole 140, and the inside of the annular protrusion 150 is communicated with the valve seat through hole 140; the periphery of the top of the valve seat extends outwards to form a baffle 160; the thickness of the bottom wall of the valve seat is greater than or equal to the thickness of the side wall; the stability and reliability of the device can be improved.

The application also comprises a movable connecting shaft 500 which is shaped like a cylindrical pile body or an elliptic cylinder; includes a first shaft body 510 extending upwardly to form a second shaft body 520 having an outer diameter smaller than that of the first shaft body, thereby forming a stepped shaft shape. The second shaft body 520 may be provided at an upper portion thereof with a screw thread. The movable coupling shaft 500 further preferably includes a third shaft body 530, and the first shaft body 510 extends downward to form the third shaft body 530.

In other embodiments of the present application, the top of the connecting shaft 500 is further provided with a plug 300, which can prevent the cleaning solution from penetrating into the connection between the connecting shaft 500 and the blank cap 200, and improve the stability of the blank cap 200 in the operation process. On the other hand, as shown in fig. 1, the plug 300 may be configured to have a top portion in a pointed shape, so as to reduce the resistance caused by the cleaning liquid when the connecting shaft 500 drives the blank cap 200 to move upwards, thereby further improving the operation stability of the connecting shaft 500. In the present application, the plug 300 is connected with the connecting shaft 500 by a screw thread, especially by a left-handed screw thread, so that the influence on the connection of the plug 300 in the process of discharging the cleaning solution after the blank cap 200 is opened can be reduced, thereby improving the reliability of the connecting shaft 500 in operation. In other embodiments, a corrosion-resistant coating may be optionally added to the surface of plug 300, for example by painting a significant color, to increase corrosion resistance, and to facilitate the installation of the device during cleaning.

The drain pipe 130 has a cylindrical tubular structure. One end of which is connected to the second opening 170 of the valve body. The other end can be connected with other pipelines.

The driving device 400 is connected to a third connecting shaft 500530 disposed at the bottom of the valve seat, the driving device 400 provides a power source for the third connecting shaft 500530, and the power device is preferably an air pump, a hydraulic pump, a motor, or the like, or the driving device 400 formed by combining the above devices.

In other embodiments of the present application, preferably, a platform protrusion 150 is disposed at the bottom of the cavity of the valve seat 100, the platform protrusion 150 extends upwards along the valve seat through hole, and the inside of the platform protrusion 150 is communicated with the valve seat through hole 210; the periphery of the top of the valve seat extends outwards to form a baffle plate; the thickness of the bottom wall of the valve seat is greater than or equal to the thickness of the side wall; the stability and the reliability of the drainage device are improved.

The overall blank cap 200 is in an inverted V-shaped structure; the middle part of the valve seat is provided with a blank cap 200 through hole 210, and the blank cap 200 through hole 210 and the valve seat through hole are coaxially arranged; a first inclined plane is arranged outside the blank cap 200, and a second mounting groove 211 is arranged on the first inclined plane, so that the stability and the drainage efficiency of the device can be improved;

the present application also includes a movable connecting shaft 500, which is conical in shape; the first shaft body includes a first shaft body 510 and extends upward to form a second shaft body 520 having an outer diameter smaller than that of the first shaft body, thereby forming a stepped shaft shape. The second shaft body 520 may be threaded at an upper portion thereof. The movable connecting shaft 500 further comprises a third shaft body 530, and the first shaft body extends upwards to form the third shaft body 530, so that the mounting efficiency and reliability can be improved, and the movable connecting shaft 500 can be conveniently mounted.

The tightness of the joint of the blank cap 200 and the valve seat 100 is further enhanced when the blank cap 200 is used for the valve seat 100 of the drainage device under the action of the gravity of the blank cap 200, and the defect of poor sealing effect in the prior art is effectively overcome. The effect of the drainage and the sealing operation of the drainage device is optimized.

In the present application, referring to fig. 1, in a specific implementation, a fluidized bed base drainage device includes a valve seat 100, a blank cap 200 and a movable connecting shaft 500, wherein the opening 120 and the valve seat 100 are preferably provided with a mounting groove 211, and the mounting groove 211 and the sealing ring 120 are adapted to each other; it is further preferred that the mounting groove can be fitted with a sealing gasket; the middle of the blank cap 200 is provided with a through hole 210 of the blank cap 200, which facilitates the penetration of the second shaft 520 in the connecting shaft 500, and improves the installation efficiency of the sealing gasket 120.

When the device is used specifically, the device can be used independently or connected with a fluidized bed control system, and the electric control device outputs an electric signal to control the on and off of the air pump 400. The process does not need manual operation. The number of the air pumps is one or more. One air pump or a plurality of air pumps provide power for the connection shaft 500 to move upwards, and the other air pump is provided for providing power for the movable connection shaft 500 to move downwards. Preferably, a sealing ring 120 is arranged at the opening, and the sealing ring 120 is sleeved at the opening of the blank cap 200. When the drainage device is used for drainage, the first opening is opened for drainage, and water flows into the cavity from the first opening 110 and is discharged from the drainage pipe 130, so that the drainage operation is completed. After the drainage device is used, the air pump 400 pushes the movable connecting shaft 500 to move downwards, so that the blank cap 200 is tightly attached to the valve seat 100. The defect of poor sealing effect in the prior art is effectively overcome.

Further, to prevent interference with other components of the present application, a flow of water through the valve seat chamber is established; the bottom of the movable connecting shaft 500 is connected with two air pumps 400, further the first air pump can provide corresponding power for the movable connecting shaft 500 to ascend or descend, and the other air pump can work in cooperation with the first air pump or independently provide corresponding power for the movable connecting shaft 500 to ascend or descend.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (7)

1. A fluidized bed base drainage device comprises a valve seat (100), a blank cap (200) and a movable connecting shaft (500), and is characterized in that the valve seat (100) is provided with a first opening (110) and a second opening (170), and the aperture of the first opening (110) is gradually reduced from the end part to the middle part along the axis of the first opening (110); wherein the blank cap (200) is connected with a movable connecting shaft (500); the blank cap (200) can be extended into the first opening (110) to cover the first opening (110).

2. The fluid bed base drain according to claim 1, characterized in that an air pump (400) is connected to the bottom of the movable connecting shaft (500).

3. The fluid bed base drain according to claim 1, characterized in that a drain pipe (130) is connected to the second opening (170).

4. The fluid bed base drain according to claim 1, characterized in that said bulkhead (200) is provided with a sealing ring (120).

5. The fluid bed base drain according to claim 4, characterized in that said number of sealing rings (120) is one or more.

6. A fluid bed base drain according to claim 1 or 2 or 3 or 4 or 5, characterized in that a stopper (300) is arranged above the movable connecting shaft (500).

7. The fluid bed base drain according to claim 6, characterized in that said stopper (300) has a pointed shape.

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