CN213064698U - Ball valve - Google Patents

Ball valve Download PDF

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Publication number
CN213064698U
CN213064698U CN202021284867.1U CN202021284867U CN213064698U CN 213064698 U CN213064698 U CN 213064698U CN 202021284867 U CN202021284867 U CN 202021284867U CN 213064698 U CN213064698 U CN 213064698U
Authority
CN
China
Prior art keywords
pipeline
end cover
drain pipe
ball valve
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202021284867.1U
Other languages
Chinese (zh)
Inventor
范传哲
范好
张凌慷
张曙东
范光丰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang East Valve Co ltd
Original Assignee
Zhejiang East Valve Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang East Valve Co ltd filed Critical Zhejiang East Valve Co ltd
Priority to CN202021284867.1U priority Critical patent/CN213064698U/en
Application granted granted Critical
Publication of CN213064698U publication Critical patent/CN213064698U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a ball valve, which belongs to the field of pipe fitting connecting devices, comprising a pipeline, the lower end right side of pipeline is fixedly welded with a drain pipe, the lower end of the drain pipe is compressed tightly with a sealing gasket, the lower end of the sealing gasket is tightly attached to the inside of an end cover, the outer side of the lower end of the drain pipe is connected with the end cover through threads, the upper end of the pipeline is fixedly provided with a sealing device, the inner part of the sealing device is slidably sleeved with a valve rod, the upper end of the valve rod is connected with a screw through threads, the ball valve can utilize high-pressure water flow to flush a valve core and the pipeline through anticlockwise rotation and shifting out the end cover, and is discharged from the drain pipe, thereby avoiding the accumulation of impurities or viscous media in the pipeline; the valve core is convenient to rotate downwards to dismantle the valve core by dismantling the screw and moving the rotating disc upwards and the screw and moving the lower end cover downwards so as to achieve the aim of quickly maintaining the ball valve, and the longitudinal moving direction of the valve core can be limited by the design of the lower end cover.

Description

Ball valve
Technical Field
The utility model relates to a pipe fitting connecting device field, more specifically says, relates to a ball valve.
Background
The ball valve, the opening and closing piece (ball) is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels.
Present ball valve, contain multiple impurity in the rivers are carried, the ball valve is at the switch in-process, because spheroid and disk seat be in close contact with all the time, the sealing surface is easy by harder impurity fish tail, cause the ball valve internal leakage, the ball valve needs frequent maintenance to be changed, must pull down the maintenance with whole ball valve when maintaining the ball valve, delay the normal use of pipeline, simultaneously, impurity in the pipeline or thick viscous medium easily condense in the through-hole of ball core when the pipeline is in quiescent condition, cause the through-hole to block up, influence the circulation effect of pipeline. Accordingly, there is a need for improvements in the art.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a ball valve, which can utilize high-pressure water flow to wash a valve core and a pipeline by moving out an end cover through anticlockwise rotation and discharge the water from a drain pipe, thereby avoiding the accumulation of impurities or viscous media in the pipeline, ensuring the circulation effect of the pipeline, and preventing the water flow from overflowing from the joint of the drain pipe and the end cover through the design of a sealing gasket; the valve core is convenient to rotate downwards to dismantle the valve core by dismantling the screw and moving the rotating disc upwards and the screw and moving the lower end cover downwards so as to achieve the aim of quickly maintaining the ball valve, and the longitudinal moving direction of the valve core can be limited by the design of the lower end cover.
In order to solve the above problems, the utility model adopts the following technical proposal.
A ball valve comprises a pipeline, a drain pipe is fixedly welded on the right side of the lower end of the pipeline, a sealing gasket is compressed on the lower end of the drain pipe, the lower end of the sealing gasket is tightly attached to the inside of an end cover, the outer side of the lower end of the drain pipe is connected with the end cover through threads, a sealing device is fixedly installed on the upper end of the pipeline, a valve rod is sleeved in the sealing device in a sliding mode, a screw is connected to the upper end of the valve rod through threads, a nut of the screw presses a rotating disc to the upper end of the valve rod, a valve core is fixedly welded on the lower end of the valve rod, the lower end of the valve core is connected with a lower end cover in a sliding mode, the lower end cover is clamped on the lower end of the pipeline, screws in the two sides of the lower end cover are connected, therefore, impurities or viscous media are prevented from being accumulated in the pipeline, the circulation effect of the pipeline is ensured, and the design of the sealing gasket can prevent water flow from overflowing from the joint of the drain pipe and the end cover; the valve core is convenient to rotate downwards to dismantle the valve core by dismantling the screw and moving the rotating disc upwards and the screw and moving the lower end cover downwards so as to achieve the aim of quickly maintaining the ball valve, and the longitudinal moving direction of the valve core can be limited by the design of the lower end cover.
Furthermore, the valve core is installed in the middle of the pipeline in a damping mode, the end cover is moved out through anticlockwise rotation, the valve core and the pipeline can be washed through high-pressure water flow, and the high-pressure water flow is discharged from the drain pipe, so that impurities or viscous media are prevented from being accumulated in the pipeline, and the circulation effect of the pipeline is guaranteed.
Furthermore, the outer surface of the end cover is provided with anti-skidding stripes, and the design of the sealing gasket can prevent water flow from overflowing from the joint of the drain pipe and the end cover.
Furthermore, the screw is connected with the inside of the rotating disc through threads, and the valve core is conveniently rotated downwards to be dismounted by dismounting the screw and upwards moving the rotating disc and dismounting the screw and downwards moving the lower end cover so as to achieve the purpose of quickly maintaining the ball valve.
Furthermore, a rubber pad is fixedly welded on the upper end face of the lower end cover, and the longitudinal movement direction of the valve core can be limited by the design of the lower end cover.
Compared with the prior art, the utility model has the advantages of:
(1) according to the scheme, the valve core and the pipeline can be flushed by utilizing high-pressure water flow through anticlockwise rotating and moving out the end cover, and the high-pressure water flow is discharged from the drain pipe, so that impurities or viscous media are prevented from being accumulated in the pipeline, the circulation effect of the pipeline is ensured, and the water flow can be prevented from overflowing from the joint of the drain pipe and the end cover due to the design of the sealing gasket; the valve core is convenient to rotate downwards to dismantle the valve core by dismantling the screw and moving the rotating disc upwards and the screw and moving the lower end cover downwards so as to achieve the aim of quickly maintaining the ball valve, and the longitudinal moving direction of the valve core can be limited by the design of the lower end cover.
(2) The case is installed to the middle part damping of pipeline, through anticlockwise rotation and shift out the end cover, can utilize high-pressure rivers to wash case and pipeline to discharge from the drain pipe, thereby avoid impurity or thick medium to pile up in the pipeline, guarantee the circulation effect of pipeline.
(3) The outer surface of the end cover is provided with anti-slip stripes, and the design of the sealing gasket can prevent water flow from overflowing from the joint of the drain pipe and the end cover.
(4) The screw is connected with the inside of the rotating disc through threads, and the valve core is conveniently rotated downwards to be dismounted by dismounting the screw and upwards moving the rotating disc and dismounting the screw and downwards moving the lower end cover so as to achieve the purpose of quickly maintaining the ball valve.
(5) The upper end face of the lower end cover is fixedly welded with a rubber pad, and the design of the lower end cover can limit the longitudinal movement direction of the valve core.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged cross-sectional view of the utility model at a.
The reference numbers in the figures illustrate:
1 pipeline, 11 drain pipes, 12 sealing gaskets, 13 end covers, 14 sealing devices, 15 valve rods, 16 screws, 17 rotating discs, 18 valve cores, 19 lower end covers and 110 screws.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-2, a ball valve includes a pipeline 1, a drain pipe 11 is fixedly welded on the right side of the lower end of the pipeline 1, a sealing gasket 12 is compressed on the lower end of the drain pipe 11, the lower end of the sealing gasket 12 is tightly attached to the inside of an end cover 13, the outer side of the lower end of the drain pipe 11 is connected with the end cover 13 through threads, a sealing device 14 is fixedly installed on the upper end of the pipeline 1, a valve rod 15 is slidably sleeved inside the sealing device 14, the upper end of the valve rod 15 is connected with a screw 16 through threads, a rotating disc 17 is compressed on the upper end of the valve rod 15 by a nut of the screw 16, a valve core 18 is fixedly welded on the lower end of the valve rod 15, a lower end cover 19 is slidably connected to the lower end of the pipeline 1.
Referring to fig. 1-2, a valve core 18 is installed in the middle of the pipeline 1 in a damping manner, the end cover 13 is moved out by rotating counterclockwise, the valve core 18 and the pipeline 1 can be flushed by high-pressure water flow and discharged from the drain pipe 11, so that impurities or viscous media are prevented from being accumulated in the pipeline 1, the circulation effect of the pipeline 1 is ensured, anti-slip stripes are arranged on the outer surface of the end cover 13, and the design of the sealing gasket 12 can prevent the water flow from overflowing from the joint of the drain pipe 11 and the end cover 13.
Referring to fig. 1, the screw 16 is connected to the inside of the rotary disc 17 through a screw thread, the screw 16 is removed, the rotary disc 17 is moved upwards, the screw 110 is removed, and the lower end cover 19 is moved downwards, so that the valve core 18 is conveniently rotated downwards, and the quick maintenance of the ball valve is achieved, the rubber gasket is fixedly welded on the upper end surface of the lower end cover 19, and the longitudinal moving direction of the valve core 18 can be limited by the design of the lower end cover 19.
This ball valve through anticlockwise rotation and shift out end cover 13, can utilize high-pressure rivers to wash case 18 and pipeline 1 to discharge from drain pipe 11, thereby avoid impurity or viscous medium to pile up in pipeline 1, guarantee the circulation effect of pipeline 1, through demolising screw 16 and upwards shift out rolling disc 17 and demolish screw 110 and downwards shift out lower end cover 19, conveniently rotate downwards and demolish case 18, so that reach quick maintenance ball valve.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. A ball valve comprising a duct (1), characterized in that: a drain pipe (11) is fixedly welded on the right side of the lower end of the pipeline (1), a sealing gasket (12) is tightly pressed on the lower end of the drain pipe (11), the lower end of the sealing gasket (12) is tightly attached to the inside of the end cover (13), the outer side of the lower end of the drain pipe (11) is connected with the end cover (13) through threads, the upper end of the pipeline (1) is fixedly provided with a sealing device (14), the interior of the sealing device (14) is sleeved with a valve rod (15) in a sliding manner, the upper end of the valve rod (15) is connected with a screw (16) through threads, the nut of the screw (16) compresses the rotating disc (17) on the upper end of the valve rod (15), a valve core (18) is fixedly welded at the lower end of the valve rod (15), the lower end of the valve core (18) is connected with a lower end cover (19) in a sliding way, the lower end of the pipeline (1) is clamped with a lower end cover (19), and screws (110) in the two sides of the lower end cover (19) are connected with the lower end face of the pipeline (1) through threads.
2. A ball valve according to claim 1, wherein: and a valve core (18) is mounted in the middle of the pipeline (1) in a damping manner.
3. A ball valve according to claim 1, wherein: the outer surface of the end cover (13) is provided with anti-skid stripes.
4. A ball valve according to claim 1, wherein: the inside of the rotating disc (17) is connected with a screw (16) through threads.
5. A ball valve according to claim 1, wherein: and a rubber pad is fixedly welded on the upper end surface of the lower end cover (19).
CN202021284867.1U 2020-07-03 2020-07-03 Ball valve Expired - Fee Related CN213064698U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021284867.1U CN213064698U (en) 2020-07-03 2020-07-03 Ball valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021284867.1U CN213064698U (en) 2020-07-03 2020-07-03 Ball valve

Publications (1)

Publication Number Publication Date
CN213064698U true CN213064698U (en) 2021-04-27

Family

ID=75570237

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021284867.1U Expired - Fee Related CN213064698U (en) 2020-07-03 2020-07-03 Ball valve

Country Status (1)

Country Link
CN (1) CN213064698U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210427