CN210164956U

CN210164956U - High-efficient bottom valve structure

Info

Publication number: CN210164956U
Application number: CN201920500268.XU
Authority: CN
Inventors: 孙述全; 孙雄
Original assignee: Wuhu Jinmao Liquid Science and Technolgoy Co Ltd
Current assignee: Wuhu Jinmao Liquid Science and Technolgoy Co Ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-03-20
Anticipated expiration: 2029-04-12

Abstract

The utility model relates to a high-efficient bottom valve structure, which comprises a valve body, the valve bonnet, the baffle, the valve plate, the valve rod, the pressure-bearing spring, uide bushing and flange, establish the valve pocket in the valve body, the valve pocket is for the cavity structures who is the rectangle with the coaxial distribution of valve body and axial cross-section, flange is all established to valve body up end and lower terminal surface, and the terminal surface passes through flange and valve bonnet interconnect down, the baffle inlays in the valve pocket and with the coaxial distribution of valve pocket, baffle and uide bushing interconnect and coaxial distribution, the valve rod inlays in the uide bushing and with uide bushing sliding connection, and the valve rod up end is in valve plate interconnect and coaxial distribution. This novel one side simple structure is compact, and action operational reliability is good, prevents that the leakage ability is strong, and on the other hand operation in-process can effectively reduce to improve to the filter capacity and the bottom valve of large granule pollutant in the medium bottom the container and this novel bottom valve self structure cause fish tail and shock loss when moving along with equipment.

Description

High-efficient bottom valve structure

Technical Field

The utility model relates to a bottom valve structure belongs to pipeline valve technical field.

Background

The bottom valve is an important control device when fluid materials are conveyed through a pipeline at present, the use amount is large, the structure of the bottom valve used at present is usually the traditional valve core structure and the valve cover structure, so that on one hand, the structure of the valve body equipment is relatively complex, the flexibility and the environmental adaptability in operation are poor, meanwhile, the difficulty in the disassembly operation of the parts of the valve body equipment is high, the labor intensity and the cost of maintenance operation are increased, on the other hand, an effective protection measure is lacked between the valve body and the equipment matched with the valve body in operation, the conveying equipment is easy to be out of order due to large particle pollutants in a conveying medium, and in the processes of operation, installation and the like of the bottom valve along with the equipment, the bottom valve equipment and the equipment matched with the bottom valve are scratched or damaged due to impact caused by external force, the service life and the reliability of the bottom valve equipment are seriously influenced, the development of a novel bottom valve structure is urgently needed to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

To exist not enough on the prior art, the utility model provides a high-efficient bottom valve structure, novel one side simple structure is compact, and action operational reliability is good, prevents that the exposure ability is strong, and overhaul of the equipments and spare part change operation are convenient, and on the other hand operation in-process can effectively reduce to improve in the medium the filter capacity and the bottom valve of large granule pollutant to the container bottom when moving along with equipment and this novel bottom valve self structure fish tail and the shock loss that causes to effectual improvement bottom valve equipment reliability and convenience of operation.

In order to achieve the above purpose, the present invention is realized by the following technical solution:

a high-efficiency bottom valve structure comprises a valve body, a valve cover, a baffle, a valve plate, a valve rod, a pressure-bearing spring, a guide sleeve and a connecting flange, wherein a valve cavity is arranged in the valve body, the valve cavity is of a cavity structure which is coaxially distributed with the valve body and has a rectangular axial section, the upper end surface and the lower end surface of the valve body are both provided with the connecting flange, the lower end surface of the valve body is connected with the valve cover through the connecting flange, the valve cover is of a spherical crown structure which is coaxially distributed with the valve cavity, a plurality of through holes are uniformly distributed on the valve cover, the axes of the through holes are all intersected with the spherical center of the valve cover, the baffle is embedded in the valve cavity and is coaxially distributed with the valve cavity, the baffle divides the valve body into an upper cavity and a lower cavity from top to bottom, the baffle is connected with the guide sleeve and coaxially distributed, the guide sleeve is of a hollow tubular structure with a rectangular cross section, the upper cavity, the valve rod inlays in the uide bushing and with uide bushing sliding connection, and the valve rod diameter is not more than 1/2 of uide bushing diameter, the valve rod both ends are located outside the uide bushing respectively, and the valve rod up end is in valve plate interconnect and coaxial distribution, the valve plate is the plate structure that the cross-section is the rectangle and with the uide bushing coaxial distribution, the valve plate side surface is through three at least pressure-bearing spring and baffle up end interconnect, and each pressure-bearing spring encircles the valve rod axis equipartition and with valve rod axis parallel distribution, the valve plate is under the state of stewing, terminal surface offsets with the uide bushing up end under the valve plate, and terminal surface area is 1.1-3 times of terminal surface area on the uide bushing under.

Furthermore, a plurality of universal beads are uniformly distributed on the outer surface of the valve cover, the universal beads are uniformly distributed around the center of the valve cover, and the universal beads exceed the outer surface of the valve cover by 3-10 mm.

Furthermore, the universal ball is connected with the outer surface of the valve cover through an elastic support.

Further, the valve plate under the terminal surface establish the cross section for being the bearing groove of "Jiong" style of calligraphy to through the bearing groove cladding at the uide bushing up end, the buffer block that axial cross-section is isosceles trapezoid's platform column structure is established to the valve plate up end, and the buffer block up end does not surpass the valve body up end.

Furthermore, the side surface of the valve plate is in sliding connection with the upper end surface of the baffle plate through at least three guide sliding grooves, and the guide sliding grooves are uniformly distributed around the axis of the valve plate and are distributed in parallel with the axis of the guide sleeve.

Furthermore, the lower end face of the valve rod is provided with a balancing weight, the balancing weight and the valve rod are coaxially distributed, and the distance between the balancing weight and the lower end face of the guide sleeve is not less than 5 mm.

Furthermore, the volume of the lower cavity is 1-3 times of the volume of the upper cavity.

This novel one side simple structure is compact, and action operational reliability is good, prevents that the exposure ability is strong, and the operation is changed to overhaul of the equipments and spare part convenient, and on the other hand operation in-process can effectively reduce to improve the filter capacity and the bottom valve of large granule pollutant in the medium to the container bottom and this novel bottom valve self structure fish tail and the shock loss that causes along with equipment motion to effectual improvement bottom valve equipment reliability and the convenience of operation.

Drawings

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The efficient bottom valve structure as shown in fig. 1 comprises a valve body 1, a valve cover 2, a baffle plate 3, a valve plate 4, a valve rod 5, a pressure-bearing spring 6, a guide sleeve 7 and a connecting flange 8, wherein a valve cavity 9 is arranged in the valve body 1, the valve cavity 9 is a cavity structure which is coaxially distributed with the valve body 1 and has a rectangular axial section, the upper end surface and the lower end surface of the valve body 1 are both provided with the connecting flange 8, the lower end surface is mutually connected with the valve cover 2 through the connecting flange 8, the valve cover 2 is a spherical crown structure which is coaxially distributed with the valve cavity 9, a plurality of through holes 10 are uniformly distributed on the valve cover 2, the axes of the through holes 10 are all intersected with the spherical center of the valve cover 2, the baffle plate 3 is embedded in the valve cavity 9 and is coaxially distributed with the valve cavity 9, the valve body 1 is divided into an upper cavity 101 and a lower cavity 102 from top to bottom by the baffle plate 3, the baffle plate 3 is mutually connected with the guide sleeve 7 and, and the length of the two ends of the guide sleeve 7 embedded in the upper cavity 101 and the lower cavity 102 is not more than 1/2 of the effective height of the upper cavity 101 and the lower cavity 102, the valve rod 5 is embedded in the guide sleeve 7 and is connected with the guide sleeve 7 in a sliding way, and the diameter of the valve rod 5 is not more than 1/2 of the diameter of the guide sleeve 7, two ends of the valve rod 5 are respectively positioned outside the guide sleeve 7, the upper end surface of the valve rod 5 is connected with the valve plate 4 and is coaxially distributed, the valve plate 4 is of a plate-shaped structure with a rectangular cross section and is coaxially distributed with the guide sleeve 7, the side surface of the valve plate 4 is connected with the upper end surface of the baffle 3 through at least three pressure-bearing springs 6, and each pressure-bearing spring 6 is uniformly distributed around the axis of the valve rod 5 and is distributed in parallel with the axis of the valve rod 5, the valve plate 4 is in a standing state, the lower end face of the valve plate 4 is abutted against the upper end face of the guide sleeve 7, and the area of the lower end face of the valve plate 4 is 1.1-3 times that of the upper end face of the guide sleeve 7.

Wherein, 2 surface equipartitions of valve bonnet a plurality of universal pearl 8, universal pearl ring 8 encircles 2 centre of sphere equipartitions of valve bonnet, and universal pearl 8 surpasss 2 surface 3-10 millimeters of valve bonnet,

universal pearl

8 and 2 surface of valve bonnet between pass through elastic support 9 interconnect.

Simultaneously, valve plate 4 under the terminal surface establish the cross section for being the bearing groove 10 of "Jiong" style of calligraphy to through bearing groove 10 cladding at the guide sleeve 7 up end, valve plate 4 up end establishes the buffer block 11 that axial cross-section is isosceles trapezoid's platform column structure, and the buffer block 11 up end does not surpass the 1 up end of valve body, just valve plate 4 side surface and 3 up end of baffle between through at least three guide chute 12 mutual sliding connection, guide chute 12 encircle valve plate 4 axis equipartition and with guide sleeve 7 axis parallel distribution.

Further optimize, the terminal surface establishes balancing weight 13 under the valve rod 5, and balancing weight 13 and valve rod 5 coaxial distribution, the balancing weight 13 is not less than 5 millimeters in terminal surface interval under the uide bushing 7.

Preferably, the volume of the lower cavity 102 is 1-3 times of the volume of the upper cavity 101.

This is novel in the concrete implementation, at first to this novel equipment, then with this novel flange and the outside pipeline intercommunication through the valve body up end after assembling, with this novel embedding in the container and make valve bonnet and container bottom offset, then under the external equipment drive, the medium goes upward in the container, and push away the valve plate through pressure when the medium flows, thereby realize the purpose to the medium water conservancy diversion, when medium flowing pressure is less than bearing spring and balancing weight combined action power, then the valve plate at bearing spring drive power with, valve plate and balancing weight gravity drive descend, and it is closed with the uide bushing, prevent the interior liquid material water conservancy diversion of valve body.

This is novel in-service use and maintenance, its case structure only is the valve plate, valve rod and pressure-bearing spring, more traditional bottom valve case structure has very big simplification to reach and reduce bottom valve overall structure complexity and drink the dead weight, and improve equipment maintenance efficiency's purpose, effectively reduce the resistance of this novel base when portable through the universal pearl of installing at the valve bonnet surface simultaneously, prevent that the fish tail from taking place, impact force is to this novel base and with this novel base supporting operation equipment's impact damage when effectively reducing installation and motion through elastic support simultaneously.

Those skilled in the art should understand that the present invention is not limited by the above embodiments. The foregoing embodiments and description have been made only for the purpose of illustrating the principles of the invention. The present invention can be further modified and improved without departing from the spirit and scope of the present invention. Such changes and modifications are intended to be within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-efficient bottom valve structure which characterized in that: high-efficient bottom valve structure include valve body, valve bonnet, baffle, valve plate, valve rod, pressure-bearing spring, uide bushing and flange, establish the valve pocket in the valve body, the valve pocket is for the cavity structures who is the rectangle with the coaxial distribution of valve body and axial cross-section, flange is all established to valve body up end and lower terminal surface, and passes through flange and valve bonnet interconnect down the terminal surface, the valve bonnet is the spherical crown structure with the coaxial distribution of valve pocket, a plurality of thru holes of equipartition on the valve bonnet, the thru hole axis all intersects with the valve bonnet centre of sphere, the baffle inlays in the valve pocket and distributes with the valve pocket is coaxial, the baffle is cut apart into last cavity and lower cavity with valve body top-down, baffle and uide bushing interconnect and coaxial distribution, the uide bushing is the hollow tubular structure of rectangle for the cross section, go up the cavity and interconnect through the uide bushing between the lower cavity, and inlay in the length of last cavity and lower cavity both ends all is not greater than the effective high-height of last 1/2, the valve rod inlay in the uide bushing and with uide bushing sliding connection, just the valve rod diameter is not more than 1/2 of uide bushing diameter, the valve rod both ends are located outside the uide bushing respectively, and the valve rod up end in valve plate interconnect and coaxial distribution, the valve plate is the platelike structure that the rectangle was personally submitted and with the uide bushing coaxial distribution for the cross-section, the valve plate side surface is through three at least pressure-bearing spring and baffle up end interconnect, and each pressure-bearing spring encircles the valve rod axis equipartition and with valve rod axis parallel distribution, the valve plate is under the state of stewing, and terminal surface offsets with the uide bushing up end under the valve plate, and terminal surface area is 1.1-3 times of uide bushing up end area under the valve plate.

2. A high efficiency foot valve structure as defined in claim 1 wherein: the outer surface of the valve cover is uniformly distributed with a plurality of universal beads, the universal beads are uniformly distributed around the center of the valve cover, and the universal beads exceed the outer surface of the valve cover by 3-10 mm.

3. A high efficiency foot valve structure as defined in claim 2 wherein: the universal ball is connected with the outer surface of the valve cover through an elastic support.

4. A high efficiency foot valve structure as defined in claim 1 wherein: the valve plate under the terminal surface establish the cross section for being the bearing groove of "Jiong" style of calligraphy to through the bearing groove cladding at the uide bushing up end, the buffer block that axial cross-section is isosceles trapezoid's platform column structure is established to the valve plate up end, and the buffer block up end does not surpass the valve body up end.

5. A high efficiency foot valve structure as defined in claim 1 wherein: the valve plate side surface and the baffle upper end face are in sliding connection with each other through at least three guide sliding chutes, and the guide sliding chutes are uniformly distributed around the axis of the valve plate and are distributed in parallel with the axis of the guide sleeve.

6. A high efficiency foot valve structure as defined in claim 1 wherein: the lower end face of the valve rod is provided with a balancing weight, the balancing weight and the valve rod are coaxially distributed, and the distance between the balancing weight and the lower end face of the guide sleeve is not less than 5 mm.

7. A high efficiency foot valve structure as defined in claim 1 wherein: the volume of the lower cavity is 1-3 times of that of the upper cavity.