CN214618121U

CN214618121U - High-pressure stainless steel blowback valve

Info

Publication number: CN214618121U
Application number: CN202120111610.4U
Authority: CN
Inventors: 黄扬辉; 黄雄辉; 黄培连
Original assignee: Zhuhai Huaxin Purifying Equipment Co ltd
Current assignee: Zhuhai Huaxin Purifying Equipment Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-11-05
Anticipated expiration: 2031-01-15

Abstract

The utility model discloses a high-pressure stainless steel blowback valve, which comprises a valve body, there is the connection pad one side outer wall of valve body through bolted connection, the inside of valve body is provided with the valve core dish, open one side outer wall of valve core dish has the bleeder vent, open one side outer wall of connection pad has evenly distributed's venthole, there is the pivot one side inner wall of valve body through bolted connection, the one end of pivot is provided with the square shaft, one side outer wall welding of valve core dish has the spliced pole, open the inside of spliced pole has the square hole, the square shaft is pegged graft inside the square hole, one side outer wall of valve body has the casing through bolted connection. The utility model discloses utilize the motor to drive the valve core dish and rotate for the venthole on bleeder vent and the connection pad on the valve core dish coincides in proper order, and then makes the inside high-pressure gas of valve body blow off from the venthole of connection pad outer wall in proper order, and simple structure need not to control through pulse signal, has consequently realized blowback valve easy to maintain's effect.

Description

High-pressure stainless steel blowback valve

Technical Field

The utility model relates to an air valve technical field especially relates to a high-pressure stainless steel blowback valve.

Background

The back-blowing valve is a compressed air switch of the dust cleaning and blowing system of the pulse bag type dust collector. The dust removing device is controlled by the output signal of a back-blowing circuit board (pulse blowing controller) to blow and remove dust row by row to the filter bag, so that the resistance of the dust remover is kept within a set range, and the processing capacity and the dust collecting efficiency of the dust remover are ensured.

The adoption pulse signal of prior art controls, leads to the blowback valve difficult to maintain, and can't bear higher atmospheric pressure, leads to carrying out the effect relatively poor when the deashing through the blowback valve. Therefore, it is desirable to design a high pressure stainless steel blowback valve to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of difficult maintenance and incapability of bearing higher air pressure in the prior art and providing a high-pressure stainless steel blowback valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-pressure stainless steel blowback valve comprises a valve body, wherein the outer wall of one side of the valve body is connected with a connecting disc through a bolt, a valve core disc is arranged in the valve body, the outer wall of one side of the valve core disc is provided with air holes, the outer wall of one side of the connecting disc is provided with air outlet holes which are uniformly distributed, the inner wall of one side of the valve body is connected with a rotating shaft through a bolt, one end of the rotating shaft is provided with a square shaft, a connecting column is welded on the outer wall of one side of the valve core disc, a square hole is formed inside the connecting column, the square shaft is inserted inside the square hole, the outer wall of one side of the valve body is connected with a shell through a bolt, one end of the rotating shaft extends into the shell and is connected with a worm wheel through a flat key, a worm is connected between the inner walls of the two sides of the shell through a bearing and is meshed with the worm wheel, the outer wall of the top of the shell is connected with a motor through a bolt, and one end of an output shaft of the motor is connected with the worm through a spline.

Furthermore, the outer wall of one side of connection pad has evenly distributed's outlet duct, the outer wall welding of the top of valve body has the intake pipe.

Furthermore, a sealing groove is formed in the outer wall of one side of the valve body, and a sealing ring is arranged inside the sealing groove.

Furthermore, a positioning ring is integrally formed on the outer wall of one side of the valve core disc, a gasket is arranged inside the positioning ring, and the gasket is sleeved outside the rotating shaft.

Furthermore, a spring is sleeved outside the rotating shaft and is positioned between the valve body and the valve core disc.

Furthermore, the outer wall of one side of the gasket is provided with evenly distributed arc grooves, and balls are arranged inside the arc grooves.

Furthermore, the outer wall of the bottom of the valve body is integrally formed with a base, and the outer wall of the bottom of the base is provided with a mounting hole.

The utility model has the advantages that:

1. through the motor and the valve core disc that set up, utilize the motor to drive the valve core disc and rotate for the bleeder vent is gone up to the valve core disc and is coincided in proper order with the venthole on the connection pad, and then makes the inside high-pressure gas of valve body blow off from the venthole of connection pad outer wall in proper order, and simple structure need not to control through pulse signal, has consequently realized the effect that blowback valve easy to maintain.

2. Through the valve core dish that sets up, the outlet duct that utilizes the rotation control blowback valve of valve core dish blows in proper order for the valve core dish can bear higher atmospheric pressure when the inside rotation of valve body, and then realizes better blowback effect through the blowback valve.

3. Through the square shaft and the square hole that set up, the case dish carries out the transmission through the square shaft of square hole and pivot and is connected for the case dish is more convenient when assembling, and then has realized the convenient effect of blowback valve equipment.

Drawings

Fig. 1 is a schematic view of the overall structure of a high-pressure stainless steel blowback valve provided by the present invention;

FIG. 2 is a schematic cross-sectional view of a high-pressure stainless steel blowback valve according to the present invention;

FIG. 3 is an enlarged view of the high pressure stainless steel blowback valve at the position A;

FIG. 4 is an enlarged view of the high-pressure stainless steel blowback valve at the position B;

FIG. 5 is a schematic view of a valve core disc structure of a high-pressure stainless steel blowback valve provided by the present invention;

fig. 6 is a schematic diagram of a connection pad structure of a high-pressure stainless steel blowback valve provided by the utility model.

In the figure: the valve comprises a valve body 1, a valve core disc 2, an air outlet pipe 3, air holes 4, a connecting column 5, a square hole 6, a shell 7, a motor 8, a worm wheel 9, a worm 10, a rotating shaft 11, a spring 12, a positioning ring 13, an air outlet hole 14, a sealing groove 15, a sealing ring 16, an air inlet pipe 17, an arc groove 18, a ball 19, a connecting disc 20, a gasket 21, a base 22 and a mounting hole 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-6, a high-pressure stainless steel blowback valve comprises a valve body 1, a connecting disc 20 is connected to one side outer wall of the valve body 1 through bolts, a valve core disc 2 is arranged inside the valve body 1, vent holes 4 are formed in one side outer wall of the valve core disc 2, vent holes 14 are uniformly distributed in one side outer wall of the connecting disc 20, the valve core disc 2 is rotated inside the valve body 1, the vent holes 4 on the valve core disc 2 are matched with the vent holes 14 on the connecting disc 20 one by one, so that high-pressure gas inside the blowback valve is blown out from different vent holes 14 one by one, a rotating shaft 11 is connected to one side inner wall of the valve body 1 through bolts, a square shaft is arranged at one end of the rotating shaft 11, a connecting column 5 is welded to one side outer wall of the valve core disc 2, a square hole 6 is formed in the connecting column 5, the square shaft is inserted into the square hole 6, so that the rotating shaft 11 drives the valve core disc 2 to rotate, the outer wall of one side of the valve body 1 is connected with a shell 7 through a bolt, one end of a rotating shaft 11 extends into the shell 7 and is connected with a worm wheel 9 through a flat key, a worm 10 is connected between the inner walls of two sides of the shell 7 through a bearing, the worm 10 is meshed with the worm wheel 9, the outer wall of the top of the shell 7 is connected with a motor 8 through a bolt, the model of the motor 8 is 37GB-520, one end of an output shaft of the motor 8 is connected with the worm 10 through a spline, and the rotating speed output by the motor 8 is reduced through the meshing transmission of the worm 10 and the worm wheel 9.

Further, the outer wall of one side of connection pad 20 welds the outlet duct 3 of evenly distributed, and outlet duct 3 is connected with the deashing pipeline during the use, and the welding of the top outer wall of valve body 1 has intake pipe 17, and intake pipe 17 and high pressurized air source put through.

Furthermore, the outer wall of one side of the valve body 1 is provided with a sealing groove 15, a sealing ring 16 is arranged inside the sealing groove 15, and the sealing ring 16 is made of a fluororubber material, so that the connection disc 20 and the valve body 1 are sealed.

Further, a positioning ring 13 is integrally formed on the outer wall of one side of the valve core disc 2, a gasket 21 is arranged inside the positioning ring 13, and the gasket 21 is sleeved outside the rotating shaft 11, so that the gasket 21 protects the valve core disc 2.

Further, a spring 12 is sleeved outside the rotating shaft 11, the spring 12 is located between the valve body 1 and the valve core disc 2, and the valve core disc 2 is tightly contacted with the connecting disc 20 through the spring 12.

Furthermore, the outer wall of one side of the gasket 21 is provided with evenly distributed arc grooves 18, the balls 19 are arranged in the arc grooves 18, and the valve core disc 2 does not directly rub the gasket 21 when rotating through the balls 19.

Further, the outer wall of the bottom of the valve body 1 is integrally formed with a base 22, the outer wall of the bottom of the base 22 is provided with a mounting hole 23, and the valve body 1 is convenient to fix through the mounting hole 23.

The working principle is as follows: during the use, switch on motor 8's power through the wire, make motor 8 drive worm 10 and rotate, worm 10's rotation drives worm wheel 9 and rotates, worm wheel 9's rotation drives pivot 11 and rotates, pivot 11's rotation drives valve core dish 2 through square shaft square hole 6 and rotates, and then make bleeder vent 4 on the valve core dish 2 coincide with the venthole 14 of connection pad 20 in proper order, let in high-pressure gas to 1 inside of valve body through intake pipe 17, make high-pressure gas loop through outlet duct 3 on the connection pad 20 and discharge, make 3 intermittent type nature of 3 outlet ducts of blowback valve one side outlet ducts give vent to anger.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The high-pressure stainless steel blowback valve comprises a valve body (1) and is characterized in that the outer wall of one side of the valve body (1) is connected with a connecting disc (20) through a bolt, a valve core disc (2) is arranged inside the valve body (1), air holes (4) are formed in the outer wall of one side of the valve core disc (2), air outlet holes (14) which are uniformly distributed are formed in the outer wall of one side of the connecting disc (20), a rotating shaft (11) is connected to the inner wall of one side of the valve body (1) through a bolt, a square shaft is arranged at one end of the rotating shaft (11), a connecting column (5) is welded to the outer wall of one side of the valve core disc (2), a square hole (6) is formed in the connecting column (5), the square shaft is inserted into the square hole (6), a shell (7) is connected to the outer wall of one side of the valve body (1) through a bolt, one end of the rotating shaft (11) extends to the inside of the shell (7) and is connected with a worm wheel (9) through a flat key, the worm gear is characterized in that a worm (10) is connected between the inner walls of the two sides of the shell (7) through a bearing, the worm (10) is meshed with a worm wheel (9), the outer wall of the top of the shell (7) is connected with a motor (8) through a bolt, and one end of an output shaft of the motor (8) is connected with the worm (10) through a spline.

2. The high-pressure stainless steel blowback valve of claim 1, characterized in that, the outer wall of one side of said connection disc (20) is welded with uniformly distributed outlet pipes (3), and the outer wall of the top of said valve body (1) is welded with inlet pipes (17).

3. The high-pressure stainless steel blowback valve of claim 1, characterized in that, a sealing groove (15) is opened on one side outer wall of the valve body (1), and a sealing ring (16) is arranged inside the sealing groove (15).

4. The high-pressure stainless steel blowback valve of claim 1, wherein a positioning ring (13) is integrally formed on the outer wall of one side of the valve core disc (2), a gasket (21) is arranged inside the positioning ring (13), and the gasket (21) is sleeved outside the rotating shaft (11).

5. The high-pressure stainless steel blowback valve of claim 1, characterized in that, the spring (12) is sleeved outside the rotating shaft (11), and the spring (12) is located between the valve body (1) and the valve core disc (2).

6. A high-pressure stainless steel blowback valve according to claim 4, characterized in that, the gasket (21) has an outer wall with evenly distributed circular arc grooves (18), and balls (19) are arranged in the circular arc grooves (18).

7. A high-pressure stainless steel blowback valve according to claim 1, wherein a base (22) is integrally formed on the bottom outer wall of said valve body (1), and a mounting hole (23) is formed on the bottom outer wall of said base (22).