CN219549231U

CN219549231U - Sealed flushing equipment

Info

Publication number: CN219549231U
Application number: CN202320618959.6U
Authority: CN
Inventors: 李国平; 林杰
Original assignee: Wenzhou Tesu Machinery Equipment Co ltd
Current assignee: Wenzhou Tesu Machinery Equipment Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-08-18
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a sealing flushing device, which belongs to the technical field of sealing flushing, wherein a liquid sealing pipe is fixedly arranged on the side surface of a sealing body, a liquid outlet pipe is fixedly connected to one end of the sealing body, a liquid outlet cavity is arranged at one end of the liquid outlet pipe, a guide cover is fixedly connected to the inner wall of the liquid outlet cavity, a collecting cavity is surrounded by the guide cover and the inner wall of the liquid sealing pipe, and impurities intercepted by a filter screen can be directly guided into the collecting cavity through a horn-shaped guide cover and a sewage inlet and a backflow hole arranged on the guide cover to be collected through water flow without additionally adding a collecting component and power.

Description

Sealed flushing equipment

Technical Field

The utility model relates to the technical field of seal flushing, in particular to seal flushing equipment.

Background

Centrifugal pumps are an indispensable tool in the petrochemical industry, which require flushing after use.

At present, drain pipe one end that current sealed flushing equipment set up all can set up the filter subassembly, and make impurity interception cause the jam on the filter surface after the washing water filters in the use, need clear up the debris through additionally increasing the clearance subassembly and collect, do not have the function of automatic clearance collection, increased manufacturing cost.

For example, the utility model discloses a petrochemical industry mechanical seal washing unit of bulletin number CN214837416U, including the mechanical seal body, the inside of mechanical seal body is provided with seals the liquid chamber, the bottom intercommunication that seals the liquid chamber has the liquid outlet, the inside right side fluting of liquid outlet has the spout, and the inside of spout is connected with the outside of square groove subassembly, the bottom intercommunication of liquid outlet has the filter tube, the inside left side of filter tube is connected with the axostylus axostyle through the bearing frame rotation, the right side fixedly connected with water wheel of axostylus axostyle, the right side of water wheel is equipped with square groove subassembly through the short circuit pole cover.

According to the technical scheme, one end of the filter pipe is provided with the filter plate to filter liquid, so that impurities are blocked on the surface, the cleaning block assembly is required to be additionally arranged to clean the impurities, then the cleaning box assembly is additionally arranged to collect the cleaned impurities, the sealing flushing device has no function of automatically cleaning and preventing meshes from being blocked, and the manufacturing cost of the device is increased.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model aims to provide the sealing flushing equipment, which can directly guide the impurities intercepted by the filter screen into the collecting cavity for collection through the horn-shaped guide cover and the sewage inlet and the backflow hole arranged on the guide cover, does not need to additionally increase a collecting component and power, has a simple structure, greatly reduces the manufacturing cost, and can clean the surface of the filter screen through the mounting sleeve and the guide pipe arranged on the liquid outlet pipe and the filter screen arranged on one end of the guide pipe without a cleaning component in the use process, and meanwhile, the guide cover can prevent the blockage of the meshes of the filter screen caused by the backflow of the impurities in the viscera of the collecting cavity, thereby having the anti-blocking function.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a sealed flushing equipment, includes the seal body, seal body's side fixed mounting has a liquid sealing pipe, seal body's one end fixedly connected with drain pipe, the one end of drain pipe is equipped with out the liquid chamber, go out the inner wall fixedly connected with kuppe in liquid chamber, the kuppe has the collection chamber with sealing the inner wall of liquid sealing pipe encirclement, the one end of collecting the chamber can be dismantled and be connected with the sealed end cap, the one end of sealed end cap is equipped with connecting portion, the surface of connecting portion has the drain through threaded connection, the side fixedly connected with symmetry's of drain pipe installation cover, one side fixed mounting of installation cover has the honeycomb duct, the one end fixedly connected with filter screen of honeycomb duct, the surface of filter screen is in the coplanar with the inner wall in liquid chamber, and this sealed flushing equipment is collected the dirty leading-in collection chamber of impurity of filter screen interception through the loudspeaker form kuppe that sets up and kuppe, need not additionally to increase collection subassembly and power, simple structure to great reduction manufacturing cost to through the installation cover that the honeycomb duct set up and filter screen have the filter screen clearance function in the filter screen can prevent to prevent that the filter screen from blocking up the filter screen surface in the filter screen from having the filter screen clearance one end simultaneously.

Further, the shape of kuppe is the tubaeform, the one end of kuppe is equipped with the guiding gutter, the bottom of guiding gutter is opened there is into dirty mouth, the inner wall of guiding gutter is opened there is the reflow hole, and the water in the reflow hole is convenient for collect the intracavity flows back to out the liquid intracavity upward for collect the inside liquid circulation of chamber, the entering of debris of being convenient for.

Furthermore, the backflow holes are distributed at equal intervals in a ring shape by taking the center of the sewage inlet as the center of a circle, the inner diameter of each backflow hole is smaller than that of the sewage inlet, and backflow liquid can be prevented from driving sundries to enter the liquid outlet cavity.

Further, the shape of connecting portion is cylindrical, the surface of connecting portion is equipped with the external screw thread, the inner wall of drain is equipped with the internal screw thread, and connecting portion makes sealed end cap have the function of disassembling and assembling.

Further, the surface of the connecting part is sleeved with a sealing gasket, and the sealing gasket is made of extrusion-resistant sealing rubber.

Further, the shape of the sealing plug is polygonal.

Compared with the prior art, the utility model has the advantages that:

(1) According to the scheme, the dirt inlet and the backflow hole are formed in the horn-shaped air guide sleeve and the air guide sleeve, impurities intercepted by the filter screen can be directly guided into the collecting cavity through water flow to be collected, the additional collection assembly and power are not needed, the structure is simple, and the manufacturing cost is greatly reduced.

(2) According to the scheme, the installation sleeve and the flow guide pipe are arranged through the liquid outlet pipe, and the filter screen at one end of the flow guide pipe is not required to clean the surface of the filter screen through the cleaning assembly in the use process, and meanwhile, the flow guide cover can prevent the blockage of the filter screen meshes caused by the backflow of dirt impurities in the collection cavity, so that the filter screen has a blockage preventing function.

Drawings

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

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

fig. 3 is a top view of the seal plug structure of the present utility model.

The reference numerals in the figures illustrate:

the sealing device comprises a sealing body 1, a liquid sealing pipe 2, a liquid outlet pipe 3, a liquid outlet cavity 31, a collecting cavity 32, a sewage discharge outlet 33, a filter screen 34, a mounting sleeve 35, a flow guiding pipe 4, a flow guiding cover 5, a flow guiding groove 51, a flow returning hole 52, a sewage inlet 53, a sealing plug 6, a connecting part 61 and a sealing gasket 62.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Example 1: referring to fig. 1-3, a sealed flushing device includes a sealing body 1, the sealing body 1 is a mechanical sealing body, its constituent structure and working principle are all well known to those skilled in the art, it is not described in detail herein, a sealing liquid pipe 2 is fixedly installed on a side surface of the sealing body 1, a sealing liquid cavity is arranged inside the sealing liquid pipe 2, an opening is formed in the bottom of the sealing liquid cavity and is communicated with the liquid cavity 31, one end of the sealing body 1 is fixedly connected with a liquid outlet pipe 3, one end of the liquid outlet pipe 3 is provided with the liquid outlet cavity 31, an inner wall of the liquid outlet cavity 31 is fixedly connected with a guide cover 5, the guide cover 5 can shrink an inlet of one end of the collecting cavity 32, and simultaneously has a guiding function, the guide cover 5 and the inner wall of the sealing liquid pipe 2 enclose the collecting cavity 32, when the water flow impacts downwards, a plug for collecting impurities in the water flow is convenient to collect, one end of the collecting cavity 32 is detachably connected with a sealing plug 6, one end of the sealing plug 6 is provided with a connecting portion 61, a surface of the connecting portion 61 is connected with a port 33 through threads, one end of the drain port 33 is convenient to be connected with a drain port 3, one side surface of the guide pipe 3 is fixedly connected with a filter screen 34, and the same plane is fixedly installed on one side surface of the filter screen 34, and is fixedly connected with the filter screen 34.

The shape of kuppe 5 is loudspeaker shape, and the one end of kuppe 5 is equipped with guiding gutter 51, and the bottom of guiding gutter 51 is opened there is a dirty mouth 53, and the inner wall of guiding gutter 51 is opened there is backward flow hole 52, and backward flow hole 52 is convenient for collect the water in the chamber 32 and upwards flow back to out in the chamber 31 for collect the inside liquid circulation of chamber 32, the entering of debris of being convenient for, the shape of connecting portion 61 is cylindrical, and the surface of connecting portion 61 is equipped with the external screw thread, and the inner wall of drain 33 is equipped with the internal screw thread, and connecting portion 61 makes sealed end cap 6 have the function of split combination.

In this embodiment, through the horn-shaped kuppe 5 that sets up and the dirt inlet 53 and the backward flow hole 52 that kuppe 5 set up, can directly collect the dirty leading-in collection chamber 32 of impurity of filter screen 34 interception through rivers, need not additionally to increase and collect subassembly and power, simple structure, great reduction manufacturing cost.

Example 2: referring to fig. 1-3, a sealed flushing device includes a sealing body 1, the sealing body 1 is a mechanical sealing body, its constituent structure and working principle are all well known to those skilled in the art, it is not described in detail herein, a sealing liquid pipe 2 is fixedly installed on a side surface of the sealing body 1, a sealing liquid cavity is arranged inside the sealing liquid pipe 2, an opening is formed in the bottom of the sealing liquid cavity and is communicated with the liquid cavity 31, one end of the sealing body 1 is fixedly connected with a liquid outlet pipe 3, one end of the liquid outlet pipe 3 is provided with the liquid outlet cavity 31, an inner wall of the liquid outlet cavity 31 is fixedly connected with a guide cover 5, the guide cover 5 can shrink an inlet of one end of the collecting cavity 32, and simultaneously has a guiding function, the guide cover 5 and the inner wall of the sealing liquid pipe 2 enclose the collecting cavity 32, when the water flow impacts downwards, a plug for collecting impurities in the water flow is convenient to collect, one end of the collecting cavity 32 is detachably connected with a sealing plug 6, one end of the sealing plug 6 is provided with a connecting portion 61, a surface of the connecting portion 61 is connected with a port 33 through threads, one end of the drain port 33 is convenient to be connected with a drain port 3, one side surface of the guide pipe 3 is fixedly connected with a filter screen 34, and the same plane is fixedly installed on one side surface of the filter screen 34, and is fixedly connected with the filter screen 34.

The backflow holes 52 are distributed in an annular equidistant manner by taking the center of the sewage inlet 53 as the center of a circle, the inner diameter of the backflow holes 52 is smaller than that of the sewage inlet 53, the backflow holes 52 can prevent backflow liquid from driving sundries into the liquid outlet cavity 31, the surface of the connecting part 61 is sleeved with a sealing gasket 62, the sealing gasket 62 is made of extrusion-resistant sealing rubber, and the sealing plug 6 is polygonal.

In this embodiment, through the installation cover 35 and the honeycomb duct 4 that drain pipe 3 set up to and the filter screen 34 of honeycomb duct 4 one end, need not to clear up the subassembly through the clearance in the use to filter screen 34 surface, the kuppe 5 can prevent simultaneously to collect the jam that the dirty impurity backward flow of chamber 32 viscera caused filter screen 34 mesh, has the function of preventing blocking.

This sealed flushing equipment when using, liquid flows downwards through play liquid chamber 31, then get into honeycomb duct 4 after the filtration of filter screen 34 and derive, and intercept debris in play liquid chamber 31 gets into guiding gutter 51 downwards under the drive of follow-up rivers, and get into collection chamber 32 through advance dirty mouthful 53, and the liquid in the collection chamber 32 is discharged through return hole 52 after receiving the extrusion, thereby accomplish the automatic clearance collection of filtration impurity, dirt import collection chamber 32 is collected through the dirty inlet 53 and the return hole 52 that set up of loudspeaker-shaped kuppe 5 and kuppe 5 that set up of setting up, can be directly through rivers with the dirty import collection chamber 32 of the impurity of filter screen 34 interception, need not additionally increase collection subassembly and power, and simple structure, great reduction manufacturing cost, and install cover 35 and honeycomb duct 4 that sets up through drain pipe 3, and filter screen 34 of honeycomb duct 4 one end, need not clear up filter screen 34 surface through the clearance subassembly in the use, the kuppe 5 can prevent simultaneously that the dirty impurity backward flow of viscera from causing filter screen 34 mesh of collection chamber 32, have the function of preventing the jam.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. A sealed flushing device comprising a sealing body (1), characterized in that: the side fixed mounting of seal body (1) has sealed liquid pipe (2), the one end fixedly connected with drain pipe (3) of seal body (1), the one end of drain pipe (3) is equipped with out liquid chamber (31), the inner wall fixedly connected with kuppe (5) of play liquid chamber (31), the kuppe (5) is encircled with the inner wall of sealing liquid pipe (2) has collecting chamber (32), the one end of collecting chamber (32) can be dismantled and be connected with sealed end cap (6), the one end of sealed end cap (6) is equipped with connecting portion (61), the surface of connecting portion (61) has drain (33) through threaded connection, the side fixedly connected with symmetry's of drain pipe (3) installation cover (35), one side fixed mounting of installation cover (35) has honeycomb duct (4), the one end fixedly connected with filter screen (34) of honeycomb duct (4), the surface of filter screen (34) is in the coplanar with the inner wall of play liquid chamber (31).

2. A seal flushing apparatus as set forth in claim 1, wherein: the air guide sleeve (5) is horn-shaped, one end of the air guide sleeve (5) is provided with an air guide groove (51), and the bottom of the air guide groove (51) is provided with a sewage inlet (53).

3. A seal flushing apparatus as set forth in claim 2, wherein: the inner wall of the diversion trench (51) is provided with a reflow hole (52).

4. A seal flushing apparatus as set forth in claim 3, wherein: the backflow holes (52) are distributed in an annular equidistant mode by taking the center of the sewage inlet (53) as the center of a circle.

5. A seal flushing apparatus as set forth in claim 3, wherein: the inner diameter of the backflow hole (52) is smaller than the inner diameter of the sewage inlet (53).

6. A seal flushing apparatus as set forth in claim 1, wherein: the connecting part (61) is cylindrical in shape, external threads are arranged on the surface of the connecting part (61), and internal threads are arranged on the inner wall of the sewage outlet (33).

7. A seal flushing apparatus as set forth in claim 1, wherein: the surface of the connecting part (61) is sleeved with a sealing gasket (62), and the sealing gasket (62) is made of extrusion-resistant sealing rubber.

8. A seal flushing apparatus as set forth in claim 1, wherein: the shape of the sealing plug (6) is polygonal.