CN211117749U

CN211117749U - High-strength elbow ball

Info

Publication number: CN211117749U
Application number: CN201922263467.6U
Authority: CN
Inventors: 夏信义; 周丐波; 孙将文
Original assignee: Zhejiang Qiute Valve Co ltd
Current assignee: Zhejiang Qiute Valve Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-28
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to a high-strength elbow ball, which comprises a ball body, wherein the upper end and the lower end of the ball body are respectively provided with a mounting groove for mounting a valve rod, a vibration reduction cavity is arranged in the ball body, the upper end of the vibration reduction cavity is provided with a liquid inlet, the lower end of the vibration reduction cavity is provided with a liquid outlet, sealing blocks are respectively arranged in the liquid inlet and the liquid outlet and are respectively in threaded connection with the liquid inlet and the liquid outlet, a first sealing ring is clamped in the liquid inlet and the liquid outlet, a second sealing ring is sleeved outside one end of the sealing block connected with the liquid inlet and the liquid outlet, a flow passage is arranged in the ball body, a filter screen is arranged in the flow passage, the two ends of the flow passage are provided with clamping grooves, clamping blocks matched with the clamping grooves are arranged at the two ends of the filter screen, the filter, the high-strength elbow ball has the advantages of vibration prevention, high air tightness and long service life.

Description

High-strength elbow ball

Technical Field

The utility model relates to the technical field of valves, in particular to high strength elbow spheroid.

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.

Among the prior art, the valve can lead to spheroidal continuous vibration at the in-process of work, and the vibration can cause spheroidal wearing and tearing, causes very big influence to the life and the gas tightness of spheroid, and current spheroidal gas tightness is not good.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a high strength elbow spheroid of antivibration, gas tightness height, long service life.

The technical scheme of the utility model is realized like this: the utility model provides a high strength elbow spheroid, includes the spheroid body, spheroid body upper end and lower extreme are equipped with the mounting groove that is used for installing the valve rod respectively, this internal damping chamber that is equipped with of spheroid, the upper end in damping chamber is equipped with the inlet, the lower extreme in damping chamber is equipped with the liquid outlet, all be equipped with sealed piece in inlet and the liquid outlet, sealed piece is respectively with inlet and liquid outlet threaded connection, the joint has first sealing washer in inlet and the liquid outlet, the one end outside cover that sealed piece is connected with inlet and liquid outlet is equipped with the second sealing washer, this internal runner that is equipped with of spheroid, be equipped with the filter screen in the runner, the runner both ends are equipped with the draw-in groove, the filter screen both ends are equipped with the fixture block with draw-in groove matched with, filter screen and runner fixed connection, be equipped with the runner.

By adopting the technical scheme, the upper end and the lower end of the ball body are respectively provided with the mounting grooves for mounting the valve rod, the mounting grooves are positioned on the axial lead of the ball body, the ball body is convenient to be matched with the valve, the vibration reduction cavity is arranged in the ball body and extends from the position near the top of the ball body to the position near the bottom of the ball body, a medium can be injected into the vibration reduction cavity by a worker, the medium in the vibration reduction cavity is staggered with the frequency of the ball body, so that the vibration phenomenon caused by resonance is avoided, the sealing matching performance of the ball body and the valve is better, the service life of the ball body can be prolonged, the upper end of the vibration reduction cavity is provided with the liquid inlet, the lower end of the vibration reduction cavity is provided with the liquid outlet, the worker can inject the medium through the liquid inlet, the use efficiency is improved, and the vibration, when the medium in the vibration damping cavity needs to be output, the liquid outlet is opened, the medium can flow out from the liquid outlet, the liquid outlet is positioned at the lower end, so that the medium tassel in the vibration damping cavity is accelerated, the medium residue in the vibration damping cavity is greatly reduced, the sealing blocks are arranged in the liquid inlet and the liquid outlet, the sealing blocks can seal the outlet or the inlet, so that the medium in the vibration damping cavity is prevented from leaking under the working state, the danger or the low efficiency is caused, the sealing blocks are respectively in threaded connection with the liquid inlet and the liquid outlet, the assembly convenience can be further improved by adopting threaded connection, the sealing device has good sealing effect, the medium is prevented from leaking, the structure is simple and convenient to use, the production cost is reduced, and the production efficiency is improved, the first sealing rings are clamped in the liquid inlet and the liquid outlet and fixedly connected with the liquid, further improvement the gas tightness, the one end outside cover that sealed piece is connected with inlet and liquid outlet is equipped with the second sealing washer, further improvement the leakproofness, this internal runner that is equipped with of spheroid, be equipped with the filter screen in the runner, the runner both ends are equipped with the draw-in groove, the filter screen both ends are equipped with the fixture block with draw-in groove matched with, filter screen and runner fixed connection, further improvement the intensity of connecting, be equipped with the runner groove in the runner, the runner groove is the heliciform, can produce rotatoryly when the runner groove is flowed through to the fluidum, then strikes on the filter screen, breaks up the dirt on the filter screen, increases life.

The utility model discloses further set up to: the surface of the sphere body is provided with a polytetrafluoroethylene layer.

By adopting the technical scheme, the polytetrafluoroethylene has the function of strong corrosion resistance, and the service life of the ball body is further prolonged.

The utility model discloses further set up to: one end of the sealing block deviating from the second sealing ring is respectively abutted against the liquid outlet and the liquid inlet.

By adopting the technical scheme, the matched air tightness is improved through the conflict, so that a worker can clearly know whether the screw is screwed or not.

The utility model discloses further set up to: the vibration reduction cavity is axially symmetrical.

Through adopting above-mentioned technical scheme, can pour into the medium of different density and not quantityly into in two damping chambeies to change the natural frequency of spheroid body, through two damping chambeies, can produce more cooperations, make the natural frequency change range of spheroid body more extensive, make the natural frequency stagger with resonance frequency at utmost, thereby guarantee the job stabilization nature of spheroid body.

The utility model discloses further set up to: the liquid inlet is arranged towards the top of the ball body in an inclined manner, and the liquid outlet is arranged towards the bottom of the ball body in an inclined manner

Through adopting above-mentioned technical scheme, the inlet sets up towards spheroid body top slope, has been convenient for the inflow of medium for the medium that remains at the inlet can be along the department of slope gliding, avoids remaining the waste that arouses, the liquid outlet sets up towards spheroid body bottom slope for the discharge that the medium can be as far as possible, further reduction remain, guaranteed medium reuse's integrality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a cross-sectional view of an embodiment of the present invention, shown generally at 1;

FIG. 2 is a cross-sectional view of an embodiment of the present invention, shown generally at 2;

FIG. 3 is an enlarged view of the point A in FIG. 1 according to an embodiment of the present invention;

Fig. 4 is a schematic structural view of a runner duct according to an embodiment of the present invention.

Reference numerals: 1. a sphere body; 101. mounting grooves; 102. a vibration damping cavity; 103. a liquid inlet; 104. a liquid outlet; 105. a sealing block; 106. a first seal ring; 107. a second seal ring; 108. a flow channel; 109. filtering with a screen; 110. a card slot; 111. a clamping block; 112. a runner groove.

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 efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model discloses a high-strength elbow ball, which comprises a ball body 1, wherein the upper end and the lower end of the ball body 1 are respectively provided with a mounting groove 101 for mounting a valve rod, the mounting groove 101 is located at the axial lead of the ball body 1, so as to facilitate the matching of the ball body 1 and a valve, a vibration damping cavity 102 is arranged in the ball body 1, the vibration damping cavity 102 extends from the top of the ball body 1 to the bottom of the ball body 1, a medium can be injected into the vibration damping cavity 102 by a worker, the frequency of the medium in the vibration damping cavity 102 is staggered with that of the ball body 1, so as to avoid the vibration phenomenon caused by resonance, the sealing matching performance of the ball body 1 and the valve is better, the service life of the ball body 1 can be prolonged, the upper end of the vibration damping cavity 102 is provided with a liquid inlet 103, the lower end of the vibration damping cavity 102 is provided with a liquid outlet 104, the working personnel can fill the medium through the liquid inlet 103, the use efficiency is improved, the vibration reduction cavity 102 is vertically arranged, when the medium in the vibration reduction cavity 102 needs to be output, the liquid outlet 104 is opened, the medium can flow out from the liquid outlet 104, the liquid outlet 104 is positioned at the lower end, so that the medium tassel in the vibration reduction cavity 102 is accelerated, and the medium residue in the vibration reduction cavity 102 is greatly reduced, the liquid inlet 103 and the liquid outlet 104 are both provided with the sealing blocks 105, the sealing blocks 105 can be arranged to seal the outlet or the inlet, so that the medium leakage in the vibration reduction cavity 102 under the working state is prevented, the danger or the low efficiency is caused, the sealing blocks 105 are respectively in threaded connection with the liquid inlet 103 and the liquid outlet 104, the assembly convenience can be further improved by adopting the threaded connection, meanwhile, the good sealing effect is achieved, the medium leakage is prevented, the structure is simple and the use is, production cost is reduced, production efficiency is improved, a first sealing ring 106 is clamped in the liquid inlet 103 and the liquid outlet 104, the first sealing ring 106 is fixedly connected with the liquid inlet 103 and the liquid outlet 104, air tightness is further improved, a second sealing ring 107 is sleeved outside one end, connected with the liquid inlet 103 and the liquid outlet 104, of the sealing block 105, sealing performance is further improved, a flow channel 108 is arranged in the ball body 1, a filter screen 109 is arranged in the flow channel 108, clamping grooves 110 are arranged at two ends of the flow channel 108, clamping blocks 111 matched with the clamping grooves 110 are arranged at two ends of the filter screen 109, the clamping blocks 111 are in a T shape and convenient to assemble, the filter screen 109 is fixedly connected with the flow channel 108, connection strength is further improved, a flow channel groove 112 is arranged in the flow channel 108, the flow channel groove 112 is spiral, and can rotate when fluid flows through the flow channel groove 112, and then impact on the filter screen 109 to disperse dirt on the filter screen 109, thereby prolonging the service life.

The surface of the sphere body 1 is provided with a polytetrafluoroethylene layer, and the polytetrafluoroethylene has a strong corrosion resistance effect, so that the service life of the sphere body 1 is further prolonged.

The end of the sealing block 105, which faces away from the second sealing ring 107, abuts against the liquid outlet 104 and the liquid inlet 103, so that the matching air tightness is improved by the abutment, and a worker can know whether the screw is screwed or not clearly.

The damping cavities 102 are axially symmetrical, and media with different densities and different quantities can be injected into the two damping cavities 102, so that the natural frequency of the ball body 1 is changed, more coordination can be generated through the two damping cavities 102, the natural frequency change range of the ball body 1 is wider, the natural frequency and the resonant frequency are staggered to the maximum degree, and the working stability of the ball body 1 is guaranteed.

Inlet 103 sets up towards 1 top slope of spheroid body, has been convenient for the inflow of medium for the medium that remains at inlet 103 can be along the department of slope gliding, avoids remaining the waste that arouses, liquid outlet 104 sets up towards 1 bottom slope of spheroid body, makes the discharge that the medium can be as far as possible, and further reduction is remained, has guaranteed medium reuse's integrality.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high strength elbow spheroid, includes spheroid body, its characterized in that: the ball body upper end and lower extreme are equipped with the mounting groove that is used for installing the valve rod respectively, this internal damping chamber that is equipped with of spheroid, the upper end in damping chamber is equipped with the inlet, the lower extreme in damping chamber is equipped with the liquid outlet, all be equipped with sealed piece in inlet and the liquid outlet, sealed piece respectively with inlet and liquid outlet threaded connection, the joint has first sealing washer in inlet and the liquid outlet, the one end outside cover that sealed piece is connected with inlet and liquid outlet is equipped with the second sealing washer, this internal runner that is equipped with of spheroid, be equipped with the filter screen in the runner, the runner both ends are equipped with the draw-in groove, the filter screen both ends are equipped with the fixture block with draw-in groove matched with, filter screen and runner fixed connection, be equipped with the runner groove in the.

2. A high strength elbow ball as claimed in claim 1, wherein: the surface of the sphere body is provided with a polytetrafluoroethylene layer.

3. A high strength elbow ball as claimed in claim 1, wherein: one end of the sealing block deviating from the second sealing ring is respectively abutted against the liquid outlet and the liquid inlet.

4. A high strength elbow ball as claimed in claim 1, wherein: the vibration reduction cavity is axially symmetrical.

5. A high strength elbow ball as claimed in claim 1, wherein: the liquid inlet sets up towards spheroid body top slope, the liquid outlet sets up towards spheroid body bottom slope.