Turbine type ball valve

Abstract

The utility model discloses a turbo type ball valve, which belongs to the technical field of ball valves and comprises a valve body, a first sealing element is mounted at one end of the valve body in a threaded manner, and a second sealing element is mounted at the other end of the valve body in a threaded manner. A sealing piece bolt with one end penetrating and extending into the first sealing piece is installed at the bottom end of the valve body in a threaded mode, an installation mechanism is arranged at the top end of the valve body, and a mistaken touch prevention mechanism is arranged in the installation mechanism. According to the ball valve, the mistaken touch prevention mechanism is arranged, the rotating wheel is connected with the second connecting block at ordinary times, the hand wheel is fixed through the threaded sleeve, when the ball valve is used, the rotating wheel is connected with the first connecting block, the worm is driven by the hand wheel to rotate, and then the valve element is controlled, so that the stability of the ball valve in the working process is guaranteed; production interruption or safety problems caused by the fact that personnel touch the ball valve carelessly can be effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball valve technical field, in particular to a turbine type ball valve. BACKGROUND

[0002] Ball valve is through the cooperation of sealing element and ball valve core installed in the valve body to realize the sealing of ball valve, according to the use environment of ball valve, the valve core is usually made of ordinary steel or stainless steel, and the sealing element matched with the valve core is usually made of plastic, which can be used for the adjustment and control of fluid, the ball valve can not only flexibly control the flow of medium, the flow of medium and the switching of flow direction on the pipeline, but also can close any channel to connect the other two channels, and the ball valve is divided into pneumatic ball valve, electric ball valve and turbine type ball valve according to the driving mode.

[0003] The existing turbine type ball valve is directly rotated when in use to control the flow through property of the ball valve, but this self-locking can not completely prevent the influence of external accidental force on the ball valve hand wheel, and the staff can accidentally touch the hand wheel when operating, inspecting or passing through the equipment, so that the flow through property in the ball valve changes, thereby affecting the production process, which can cause production interruption, and even can cause safety accidents.

[0004] Therefore, it is urgent to provide a turbine type ball valve to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model solves the technical problem of overcoming the above-mentioned prior art, and provides a turbine type ball valve.

[0006] To solve the above technical problems, one technical scheme of the utility model is to provide a turbine type ball valve, which comprises a valve body, a first sealing element is threadedly installed at one end of the valve body, a second sealing element is threadedly installed at the other end of the valve body, a sealing element bolt penetrating through one end of the valve body and extending into the inside of the first sealing element is threadedly installed at the bottom end of the valve body, an installation mechanism is arranged at the top end of the valve body, and an anti-mis-touch mechanism is arranged in the inside of the installation mechanism.

[0007] According to the above technical scheme, the first sealing element and the second sealing element are threadedly installed at both sides of the valve body, and the first sealing element and the second sealing element are fixed by the sealing element bolt, so as to prevent the first sealing element and the second sealing element from loosening.

[0008] The utility model is further provided as follows: the installation mechanism comprises an installation flange fixed to the top end of the valve body, a valve stem is rotatably installed in the inside of the installation flange, and the valve stem and the installation flange are rotationally sealed by a rubber ring.

[0009] Through the technical scheme, the valve rod is rotated through the mounting flange, and the rubber ring rotary seal can effectively prevent external impurities from entering the gap between the valve rod and the mounting flange, and ensure smooth rotation of the valve rod.

[0010] The utility model further provides: one end of valve rod is equipped with the valve core, and the both sides of valve core are sealedly connected with one end of first sealing element and second sealing element.

[0011] Through the technical scheme, the valve rod is rotated through the mounting flange, and the rubber ring rotary seal can effectively prevent external impurities from entering the gap between the valve rod and the mounting flange, and ensure smooth rotation of the valve rod.

[0012] The utility model further provides: the top of mounting flange is closely fitted with installation shell, the top of installation shell is closely fitted with first shell cover, and the inside of first shell cover, installation shell and mounting flange is equipped with fixed bolt.

[0013] Through the technical scheme, the mounting flange, the installation shell and the first shell cover are assembled into a closed protection space by the fixed bolt, preventing external objects from directly contacting these key components, and playing a physical protection role.

[0014] The utility model further provides: the anti -touch mechanism includes the worm wheel of rotation installation between valve rod and first shell cover, the inner wall of installation shell is rotationally installed with the worm, and the outer surface of worm wheel and worm is engaged.

[0015] Through the technical scheme, the worm drives the worm wheel to rotate, the worm wheel drives the valve core to rotate through the valve rod, and the valve opening is adjusted by the rotation of the valve core.

[0016] The utility model further provides: one end of installation shell is embeddedly installed with second shell cover, one end of installation bolt that is penetrated and extends to the inside of installation shell is screw mounted on one side of second shell cover, cylindrical spring is closely fitted with one end of worm, hand wheel is sleeved on the outer surface of worm, the other end of cylindrical spring is abutted with the inner wall of hand wheel, and the outer surface of second shell cover is screw mounted with threaded sleeve.

[0017] Through the technical scheme, the second shell cover and the installation shell are fixed by the installation bolt, the cylindrical spring drives the hand wheel to extend to the outside of the second shell cover, the second shell cover is screw mounted with the threaded sleeve at one end, and the hand wheel is limited by the threaded sleeve.

[0018] The utility model further provides: the outer surface of hand wheel is fixedly installed with rotating wheel, the outside of worm is fixedly installed with first connecting block, and one end of threaded sleeve is fixedly installed with second connecting block.

[0019] By the technical scheme, when the hand wheel driving rotating wheel is located between the first connecting blocks, the hand wheel is connected with the worm, and then the worm is driven to rotate by the hand wheel; when the hand wheel driving rotating wheel is located between the second connecting blocks, the hand wheel is connected with the threaded sleeve, so that the threaded sleeve fixes the hand wheel.

[0020] The utility model discloses the beneficial effect is as follows:

[0021] 1. The utility model discloses a prevent mistaken touch mechanism, the rotating wheel is connected with the second connecting block normally, makes the hand wheel fixed through the threaded sleeve, when using, the rotating wheel is connected with the first connecting block, drives the worm to rotate through the hand wheel, and then controls the valve core, thereby guarantee the stability of ball valve in the working process, can effectively avoid the production interruption or safety problem caused by personnel accidentally touching ball valve;

[0022] 2. The utility model discloses an installation mechanism, the main component of ball valve is designed into independent module, is convenient for its dismounting and installation, makes when ball valve damage, maintenance personnel can position and replace the damaged component quickly and accurately, greatly shortens the maintenance time, can also upgrade or replace each component individually to adapt to different working environment, help to prolong the service life of ball valve. ACCURACY OF DRAWINGS

[0023] Figure 1 It is the three-dimensional structure diagram of the utility model;

[0024] Figure 2 It is the explosion structure drawing of the utility model;

[0025] Figure 3 It is the explosion structure drawing of the installation mechanism and the prevent mistaken touch mechanism of the utility model;

[0026] Figure 4 It is the explosion structure drawing of the prevent mistaken touch mechanism of the utility model;

[0027] Figure 5 It is the partial structure drawing of the prevent mistaken touch mechanism of the utility model.

[0028] In the drawing: 1, valve body;2, first sealing element;3, second sealing element;4, sealing element bolt;5, installation mechanism;501, installation flange;502, valve stem;503, valve core;504, installation shell;505, first shell cover;506, fixing bolt;6, prevent mistaken touch mechanism;601, worm wheel;602, worm;603, second shell cover;604, installation bolt;605, cylindrical spring;606, hand wheel;607, threaded sleeve;608, rotating wheel;609, first connecting block;610, second connecting block. DETAILED DESCRIPTION

[0029] The advantages and features of the present application can be more easily understood by those skilled in the art from the preferred embodiments of the present application described in detail below with reference to the accompanying drawings, so that the scope of protection of the present application can be more clearly defined.

[0030] Please refer to Figures 1-5 The utility model provides a turbine type ball valve, including valve body 1, the first sealing element 2 is installed to one end of valve body 1 with screw thread, the second sealing element 3 is installed to the other end of valve body 1 with screw thread, the bottom end of valve body 1 is installed with the sealing bolt 4 of one end and extends to the inside of first sealing element 2, and the top end of valve body 1 is provided with installation mechanism 5, and installation mechanism 5 includes the installation flange 501 fixed to the top end of valve body 1, and the valve stem 502 is rotatably installed in the inside of installation flange 501, and the valve stem 502 is sealed with rotation with installation flange 501, and the valve core 503 is installed with screw thread to one end of valve stem 502, and the both sides of valve core 503 are sealedly connected with one end of first sealing element 2 and second sealing element 3, and the top end of installation flange 501 is closely combined with installation shell 504, and the top end of installation shell 504 is closely combined with first shell cover 505, and the inside of first shell cover 505, installation shell 504 and installation flange 501 is installed with fixed bolt 506 with screw thread, and first sealing element 2 and second sealing element 3 are fixed through sealing bolt 4, prevent first sealing element 2 and second sealing element 3 from loosening, and the valve stem 502 is rotated through installation flange 501, and the rubber ring rotation seal can effectively prevent the impurity outside from entering the gap between valve stem 502 and installation flange 501, guarantee the smoothness of valve stem 502 rotation, and the valve stem 502 drives valve core 503 to rotate, and first sealing element 2 and second sealing element 3 are sealedly connected to the both sides of valve core 503, ensure that valve core 503 forms reliable sealing environment with sealing element when controlling fluid circulation, and installation flange 501, installation shell 504 and first shell cover 505 are assembled into closed protective space by fixed bolt 506, prevent external objects from directly contacting these key components, and play the role of physical protection.

[0031] As Figures 2-5As shown, the inside of the mounting mechanism 5 is provided with an anti-mis-touch mechanism 6, the anti-mis-touch mechanism 6 comprises a worm wheel 601 rotatably mounted between the valve rod 502 and the first shell cover 505, the inner wall of the mounting shell 504 is rotatably provided with a worm gear 602, the outer surfaces of the worm wheel 601 and the worm gear 602 are in mesh, one end of the mounting shell 504 is embeddedly provided with a second shell cover 603, one side of the second shell cover 603 is threadedly provided with a mounting bolt 604 penetrating one end and extending into the inside of the mounting shell 504, one end of the worm gear 602 is tightly fitted with a cylindrical spring 605, the outer surface of the worm gear 602 is sleeved with a hand wheel 606, the inner wall of the hand wheel 606 abuts against the other end of the cylindrical spring 605, the outer surface of the second shell cover 603 is threadedly provided with a threaded sleeve 607, the outer surface of the hand wheel 606 is fixedly provided with a rotating wheel 608, the outside of the worm gear 602 is fixedly provided with a first connecting block 609, one end of the threaded sleeve 607 is fixedly provided with a second connecting block 610, the second shell cover 603 and the mounting shell 504 are fixed by the mounting bolt 604, the cylindrical spring 605 drives the hand wheel 606 to extend outwardly of the second shell cover 603, the threaded sleeve 607 is threadedly provided at one end of the second shell cover 603, the hand wheel 606 is limited by the threaded sleeve 607, when the hand wheel 606 drives the rotating wheel 608 to be located between the first connecting block 609, the hand wheel 606 is connected with the worm gear 602, and then the worm gear 602 is driven to rotate by the hand wheel 606, the worm wheel 601 is driven to rotate by the worm gear 602, the valve core 503 is driven to rotate by the valve rod 502, and the valve opening is adjusted by rotating the valve core 503, when the hand wheel 606 drives the rotating wheel 608 to be located between the second connecting block 610, the hand wheel 606 is connected with the threaded sleeve 607, so that the threaded sleeve 607 fixes the hand wheel 606.

[0032] In use, the cylindrical spring 605 drives the hand wheel 606 to extend outwardly of the second shell cover 603, the hand wheel 606 is pressed and rotated by hand, when the hand wheel 606 drives the rotating wheel 608 to be located between the first connecting block 609, the hand wheel 606 is connected with the worm gear 602, and then the worm gear 602 is driven to rotate by the hand wheel 606, the worm wheel 601 is driven to rotate by the worm gear 602, the valve core 503 is driven to rotate by the valve rod 502, and the valve opening is adjusted by rotating the valve core 503, when the hand wheel 606 drives the rotating wheel 608 to be located between the second connecting block 610, the hand wheel 606 is connected with the threaded sleeve 607, so that the threaded sleeve 607 fixes the hand wheel 606, when the turbine type ball valve is disassembled and repaired, the first sealing element 2 and the second sealing element 3 are disassembled by the sealing element bolt 4, the mounting flange 501, the mounting shell 504 and the first shell cover 505 are disassembled by the fixing bolt 506, and the second shell cover 603 and the mounting shell 504 are disassembled by the mounting bolt 604.

[0033] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. A turbo-rotary ball valve comprising a valve body (1), characterized in that: One end of the valve body (1) is threaded with a first sealing element (2), the other end of the valve body (1) is threaded with a second sealing element (3), the bottom end of the valve body (1) is threaded with a sealing element bolt (4) extending through one end to the inside of the first sealing element (2); The top end of the valve body (1) is provided with a mounting mechanism (5), the mounting mechanism (5) comprises a mounting flange (501) fixed to the top end of the valve body (1), a valve stem (502) is rotatably installed in the inside of the mounting flange (501), and the valve stem (502) and the mounting flange (501) are sealed by a rubber ring; The top end of the mounting flange (501) is tightly fitted with a mounting shell (504), the top end of the mounting shell (504) is tightly fitted with a first shell cover (505), and the inside of the first shell cover (505), the mounting shell (504) and the mounting flange (501) is threaded with a fixing bolt (506); The inside of the mounting mechanism (5) is provided with an anti-misoperation mechanism (6), the anti-misoperation mechanism (6) comprises a worm gear (601) rotatably installed between the valve stem (502) and the first shell cover (505), the inner wall of the mounting shell (504) is rotatably installed with a worm (602), and the outer surfaces of the worm gear (601) and the worm (602) are engaged; One end of the mounting shell (504) is fitted with a second shell cover (603), one side of the second shell cover (603) is threaded with a mounting bolt (604) extending through one end to the inside of the mounting shell (504), one end of the worm (602) is tightly fitted with a cylindrical spring (605), the outer surface of the worm (602) is sleeved with a hand wheel (606), the inner wall of the hand wheel (606) abuts against the other end of the cylindrical spring (605), and the outer surface of the second shell cover (603) is threaded with a threaded sleeve (607).

2. A turbine ball valve according to claim 1, characterized in that: One end of the valve stem (502) is threaded with a valve core (503), and the two sides of the valve core (503) are respectively sealed with one end of the first sealing element (2) and the second sealing element (3).

3. A turbine ball valve according to claim 1, wherein: The outer surface of the hand wheel (606) is fixedly installed with a rotating wheel (608), the outer surface of the worm (602) is fixedly installed with a first connecting block (609), and one end of the threaded sleeve (607) is fixedly installed with a second connecting block (610).

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