CN218377827U

CN218377827U - Downward-opening type flow-dividing discharge valve

Info

Publication number: CN218377827U
Application number: CN202222512362.1U
Authority: CN
Inventors: 王超; 夏俊华; 沈荣
Original assignee: Shanghai Handing Valve Co ltd
Current assignee: Shanghai Handing Valve Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-01-24
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a lower-expansion type shunting baiting valve, which comprises a lower-expansion type shunting baiting valve main body, wherein a valve clack, a valve seat, an extended packing box, a valve rod and a driving device are sequentially arranged in the lower-expansion type shunting baiting valve main body; the medium flow direction is one-in two-out or two-in one-out, and one main branch pipeline is divided into two independent branch pipelines, so that the problem of the retention area of the medium in the valve body is reduced, the retention of the medium in the valve body is avoided, and the usability of the device is improved.

Description

Downward-opening type flow-dividing discharge valve

Technical Field

The utility model relates to a reposition of redundant personnel baiting valve technical field especially relates to lower exhibition formula reposition of redundant personnel baiting valve.

Background

The split-flow dump valve is commonly used in the process of isolating polymer media in reactors, and the existing split-flow dump valve can basically meet daily use requirements, but still needs to be improved.

When the flow dividing and discharging valve is used for discharging medium flow, as a common flow dividing and discharging valve is single-pass, one inlet is matched with one outlet for discharging, and when the flow dividing and discharging valve is used for discharging, as one inlet is matched with one outlet, the medium flow can be possibly accumulated in the valve body, the medium can be possibly accumulated in the valve body, the valve body can be blocked, and therefore, the spread type flow dividing and discharging valve is proposed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a lower exhibition formula reposition of redundant personnel baiting valve sets up a set of main road pipeline through opening up formula reposition of redundant personnel baiting valve main part upper end under, and lower exhibition formula reposition of redundant personnel baiting valve main part lower extreme sets up first branch road pipeline and second branch road pipeline respectively, makes the lower exhibition formula reposition of redundant personnel baiting valve main part form one advance two play or two advance one play, reduces the medium area of being detained in the valve body, improves the usability of device.

In order to solve the technical problem, the utility model provides a following technical scheme: open-down formula reposition of redundant personnel baiting valve, including open-down formula reposition of redundant personnel baiting valve main part, inside valve clack, disk seat, extension packing box, valve rod and the drive arrangement of having set gradually of open-down formula reposition of redundant personnel baiting valve main part, open-down formula reposition of redundant personnel baiting valve main part upper end is provided with the main road pipeline, open-down formula reposition of redundant personnel baiting valve main part lower extreme is provided with first branch road pipeline and second branch road pipeline.

As an optimized technical scheme of the utility model, under open up formula reposition of redundant personnel baiting valve main part surface cover is equipped with the heat preservation and presss from both sides the cover.

As a preferred technical scheme of the utility model, the drive arrangement tip is provided with the valve rod, and runs through extension packing box and disk seat in proper order at the valve rod middle part, drive arrangement installs on extension packing box, extension packing box end-mounting is on the disk seat, the disk seat tip is installed under on the exhibition formula reposition of redundant personnel baiting valve main part, the valve clack is installed to the valve rod tip, and valve clack and the laminating of disk seat port.

As an optimal technical scheme of the utility model, drive arrangement is including operation hand wheel, pneumatic means, electric actuator or the device that surges.

As an optimal technical scheme of the utility model, the connected mode of main road pipeline, first branch road pipeline and second branch road pipeline includes welding end or flange end.

As an optimal technical scheme of the utility model, tee bend form pipeline is constituteed to main road pipeline, first branch road pipeline, second branch road pipeline and lower exhibition formula reposition of redundant personnel baiting valve main part.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

this down-spread reposition of redundant personnel baiting valve is provided with main road pipeline, first branch road pipeline and second branch road pipeline, through set up a set of main road pipeline and first branch road pipeline and the second branch road pipeline that mutual symmetry set up in the upper end, make the medium flow direction for one advance two play or two advance one play, divide a main road pipeline into two solitary branch road pipelines, reduce the problem of the area of detaining of medium in the valve body, avoid the detaining of medium in the valve body, improve the usability of device.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention.

Wherein: 1. a main body of a downward-spreading type diversion baiting valve; 2. a valve flap; 21. a main path pipeline; 22. a first branch conduit; 23. a second branch conduit; 3. a valve seat; 4. lengthening a stuffing box; 5. a heat-preserving jacket; 6. a valve stem; 7. a drive device.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the embodiment, those skilled in the art can obtain other embodiments without making creative efforts, and all of them belong to the protection scope of the present invention. The experimental procedures in the following examples were carried out in a conventional manner unless otherwise specified, and materials, reagents and the like used in the following examples were commercially available unless otherwise specified.

Example (b):

referring to fig. 1, the downward-expanding type diverting baiting valve includes a downward-expanding type diverting baiting valve main body, a valve flap, a valve seat, a lengthened stuffing box, a valve rod and a driving device are sequentially disposed in the downward-expanding type diverting baiting valve main body, a main path pipeline is disposed at the upper end of the downward-expanding type diverting baiting valve main body, and a first branch pipeline and a second branch pipeline are disposed at the lower end of the downward-expanding type diverting baiting valve main body.

The surface of the main body of the downward-spreading type diversion discharge valve is sleeved with a heat-insulating jacket. The drive arrangement tip is provided with the valve rod, and runs through extension packing box and disk seat in proper order in the middle part of the valve rod, drive arrangement installs on extension packing box, extension packing box tip is installed on the disk seat, the disk seat tip is installed on under-expanding reposition of redundant personnel baiting valve main part, the valve clack is installed to the valve rod tip, and valve clack and the laminating of disk seat port. The driving device comprises an operating hand wheel, a pneumatic device, an electric device or a hydraulic device. The connection mode of the main pipeline, the first branch pipeline and the second branch pipeline comprises a welding end or a flange end. The main pipeline, the first branch pipeline, the second branch pipeline and the downward-extending type shunting baiting valve main body form a three-way pipeline. The valve clack and the valve seat are made of different materials and combined to obtain the hardness difference, so that the service life is prolonged. The size of the packing box is lengthened, and the self-centering effect of the valve seat and the valve clack is improved.

Through setting up exhibition formula reposition of redundant personnel baiting valve main part, exhibition formula reposition of redundant personnel baiting valve main part adopts the main road pipeline, first branch road pipeline and second branch road pipeline constitution frame, make it can realize that first branch road pipeline of two branch pipes and second branch road pipeline carry out the installation and the operation of different angles according to the demand, simultaneously through drive arrangement, drive arrangement is through operating the hand wheel, pneumatic means, electric actuator or hydraulic means make the valve rod move, the valve rod promotes the valve clack and removes, the valve clack gets into in the exhibition formula reposition of redundant personnel baiting valve main part, thereby open first branch road pipeline and second branch road pipeline, through setting up the heat preservation clamp cover at exhibition formula reposition of redundant personnel baiting valve main part surface under, make it all have good heat insulating ability.

When using this valve body, use drive arrangement to drive the valve rod earlier and carry out work, make the valve rod promote the valve clack and remove, in the valve clack gets into the formula of opening down reposition of redundant personnel baiting valve main part to open first branch road pipeline and second branch road pipeline, after first branch road pipeline and second branch road pipeline were opened, the medium shunted through first branch road pipeline and second branch road pipeline and flows out, avoided the medium to pile up in the formula of opening down reposition of redundant personnel baiting valve main part.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Under exhibition formula reposition of redundant personnel baiting valve, including under exhibition formula reposition of redundant personnel baiting valve main part (1), its characterized in that: the lower-expansion type shunting baiting valve is characterized in that a valve clack (2), a valve seat (3), a lengthened packing box (4), a valve rod (6) and a driving device (7) are sequentially arranged inside a lower-expansion type shunting baiting valve main body (1), a main pipeline (21) is arranged at the upper end of the lower-expansion type shunting baiting valve main body (1), and a first branch pipeline (22) and a second branch pipeline (23) are arranged at the lower end of the lower-expansion type shunting baiting valve main body (1).

2. The underhung diverter let valve according to claim 1, wherein: the surface of the downward-spreading type shunting discharge valve main body (1) is sleeved with a heat-insulating jacket (5).

3. The underhung diverter let valve according to claim 1, wherein: drive arrangement (7) tip is provided with valve rod (6), and runs through extension stuffing box (4) and disk seat (3) in proper order at valve rod (6) middle part, install on extension stuffing box (4) drive arrangement (7), extension stuffing box (4) tip is installed on disk seat (3), disk seat (3) tip is installed on under-expanding reposition of redundant personnel baiting valve main part (1), valve clack (2) are installed to valve rod (6) tip, and valve clack (2) and disk seat (3) port laminating.

4. The fold down diverter let-off valve of claim 1, wherein: the driving device (7) comprises an operating hand wheel, a pneumatic device, an electric device or a hydraulic device.

5. The underhung diverter let valve according to claim 1, wherein: the main branch pipeline (21), the first branch pipeline (22) and the second branch pipeline (23) are connected in a mode of welding ends or flange ends.

6. The underhung diverter let valve according to claim 1, wherein: the main branch pipeline (21), the first branch pipeline (22), the second branch pipeline (23) and the downward-extending type diversion baiting valve main body (1) form a three-way pipeline.