High-pressure stainless steel ball valve

Abstract

The utility model relates to the technical field of ball valves, and discloses a high-pressure stainless steel ball valve which comprises a ball valve body, a sealing opening is formed in the top of the ball valve body, a sealing groove is formed in the sealing opening, a sealing mechanism is inserted into the sealing groove, a liquid inlet is connected to the left side of the ball valve body in a penetrating mode, and a liquid outlet is formed in the right side of the ball valve body. And one side of the liquid inlet is connected with an adjusting mechanism in a penetrating manner. According to the high-pressure stainless steel ball valve, through the arrangement of the adjusting mechanism, when the ball valve body is installed, a flange plate C is connected with one side of an external pipeline, then a flange plate A is controlled to slide on the surface of a connecting pipe, and after the flange plate A slides to a proper position, a flange plate B is welded with the other side of the external pipeline; the double-thread screw penetrates through the flange plate A and the flange plate B, and finally the positioning nut is used for positioning the double-thread screw, so that the effect of quickly mounting the ball valve main body is achieved, and the mounting flexibility and the maintenance convenience of the ball valve main body are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball valve technical field especially relates to a high pressure stainless steel ball valve. BACKGROUND

[0002] Ball valve, open and close (ball) by the valve stem drive, and around the ball valve axis rotation movement valve. Also can be used for the adjustment and control of fluid, wherein hard sealing V type ball valve its V type ball core and the metal valve seat of hard alloy of surfacing has very strong shearing force, especially suitable for containing medium such as fibre, small solid particles.

[0003] The existing high pressure stainless steel ball valve when installing and disassembling, often there is a gap between the flange interface and the external connecting pipeline, it is inconvenient to adjust the position of the flange plate, which brings inconvenience to the installer and affects the installation efficiency, therefore, a kind of high pressure stainless steel ball valve is presented.

[0004] In the publication number CN217207839U disclosed a kind of high pressure stainless steel ball valve, although, the high pressure stainless steel ball valve, including the valve body of stainless steel material, the top of the valve body is fixed with n-shaped plate, valve body and n-shaped plate are rotationally connected with same valve stem on bearing, the bottom of valve stem extends to the valve body, and is fixed with valve core, valve core is movably installed in the inside of valve body, the both sides of valve core are equipped with sealing ring fixed in the inside of valve body, this high pressure stainless steel ball valve, unlike prior art, in the use process of high pressure stainless steel ball valve, can utilize spline shaft, limit block, spline sleeve, spring, movable gear disc, fixed gear disc, the effect of wrench, when two pipelines are side by side, and after installing the ball valve on the same position of two pipelines, the wrench of two ball valves will not appear interference phenomenon in the process of rotation, then bring the convenience to the switch of ball valve, at the same time, the clamping effect of movable gear disc and fixed gear disc makes valve stem not easily rotate under the action of no external rotation.

[0005] Although the above-mentioned patent can utilize spline shaft, limit block, spline sleeve, spring, movable gear disc, fixed gear disc, the effect of wrench, when two pipelines are side by side, and after installing the ball valve on the same position of two pipelines, the wrench of two ball valves will not appear interference phenomenon in the process of rotation, then bring the convenience to the switch of ball valve, at the same time, the clamping effect of movable gear disc and fixed gear disc makes valve stem not easily rotate under the action of no external rotation, but the device is not easy to improve the sealing property of upper connecting port, after long time use, the sealing ring at sealing port will appear loosening and aging phenomenon, leading to the leakage of upper connecting port. UTILITY MODEL CONTENTS

[0006] (I) technical problem solved

[0007] The utility model discloses a high pressure stainless steel ball valve to solve the gap between the flange interface and the external connecting pipeline in the prior art, the position of the flange plate is inconvenient to adjust, and the installation efficiency is affected.

[0008] (II) Technical solutions

[0009] To achieve the above object, the utility model discloses a high pressure stainless steel ball valve through the following technical schemes: a high pressure stainless steel ball valve, including the ball valve main part, the top of ball valve main part is seted up with the sealed mouth, the inside of sealed mouth is seted up with the sealed groove, the sealed groove is inserted with the sealing mechanism in the inside, the left side of ball valve main part is connected with the liquid inlet, the one side of liquid inlet is connected with the adjusting mechanism, the sealing mechanism includes the sealing ring of inserting in the sealed groove, the inside of sealing ring is installed with annular spring, the adjusting mechanism includes the connecting pipe of being connected in the one side of liquid inlet, the surface of connecting pipe is connected with flange plate A, the surface of flange plate A is connected with five double -end screws, the surface of double -end screw is connected with the locating nut of screw thread.

[0010] As a further scheme of the utility model, one side of the double -end screw is connected with the flange plate B, and the flange plate B is welded to the external pipeline. Through the setting of the double -end screw, the flange plate B is connected.

[0011] As a further scheme of the utility model, the inside of the sealed mouth is seted up with the threaded hole, and the threaded hole is connected with the valve rod in the inside. The top of the valve rod is fixedly connected with the driving mechanism. Through the setting of the valve rod, the bottom valve core is rotated.

[0012] As a further scheme of the utility model, the driving mechanism includes the driving motor of being fixedly connected to the top of valve rod, and the surface of the driving motor is connected with the motor box. Through the setting of the driving motor, the valve rod is rotated.

[0013] As a further scheme of the utility model, the surface of the sealed mouth is fixedly connected with the support on both sides, and the support is fixedly connected to the bottom of the motor box. Through the setting of the support, the motor box is supported.

[0014] As a further scheme of the utility model, the surface of the motor box is provided with six heat dissipation fins, and the heat dissipation fins are distributed in the form of strips on the two sides of the motor box. Through the setting of the heat dissipation fins, the heat dissipation effect is achieved.

[0015] As a further scheme of the present application, the liquid outlet is arranged on the right side of the ball valve body, and the flange plate C is fixedly connected to one side of the liquid outlet.

[0016] (Three) beneficial effects

[0017] The present application provides a high-pressure stainless steel ball valve, which has the following beneficial effects:

[0018] 1. The high-pressure stainless steel ball valve, by adjusting the setting of the mechanism, when installing the ball valve body, first connect the flange plate C to one side of the external pipeline, then control the flange plate A to slide on the surface of the connecting pipe, and make it slide to the appropriate position, then weld the flange plate B to the other side of the external pipeline, pass the flange plate A and the flange plate B with the double-headed screw rod, and finally use the positioning nut to position the double-headed screw rod, so as to realize the effect of quickly installing the ball valve body, improve the flexibility of the ball valve body installation and the convenience of maintenance.

[0019] 2. The high-pressure stainless steel ball valve, by setting the sealing mechanism, when sealing the sealing port on the surface of the ball valve body, the sealing ring is used to seal the sealing port, and the annular spring is arranged inside the sealing ring, which has plasticity, can improve the tightness of the sealing ring and the valve stem, increase the sealing performance of the sealing ring, and thus improve the sealing effect of the ball valve body, avoid the problem of leakage of the sealing port caused by long-term use of the sealing ring, and promote the aging of the sealing ring. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0021] Figure 2 It is a schematic diagram of the adjusting mechanism structure of the present application;

[0022] Figure 3 It is a schematic diagram of the ball valve body structure of the present application;

[0023] Figure 4 It is a schematic diagram of the sealing mechanism structure of the present application;

[0024] Figure 5 It is a schematic diagram of the driving mechanism structure of the present application.

[0025] In the figure: 1, ball valve body; 2, sealing port; 3, sealing mechanism; 301, sealing ring; 302, annular spring; 4, liquid inlet; 5, adjusting mechanism; 501, connecting pipe; 502, flange A; 503, double screw; 504, positioning nut; 6, flange B; 7, valve stem; 8, driving mechanism; 801, driving motor; 802, motor box; 9, support; 10, heat dissipation fin; 11, liquid outlet; 12, flange C. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1 to 5 The utility model provides a kind of technical scheme: a kind of high-pressure stainless steel ball valve, including ball valve body 1, the top of ball valve body 1 is equipped with sealing port 2, sealing port 2 is equipped with sealing groove in its inside, sealing groove is inserted with sealing mechanism 3 in its inside, to improve the sealing effect of ball valve body 1 by the arrangement of sealing mechanism 3, avoid sealing ring 301 to be loose or ageing due to long time use, promote the problem that leakage occurs in sealing port 2, liquid inlet 4 is connected to the left side of ball valve body 1, adjusting mechanism 5 is connected to the side of liquid inlet 4, to realize the effect of being quickly installed to ball valve body 1 by the arrangement of adjusting mechanism 5, improve the flexibility of ball valve body 1 installation and the convenience of maintenance, sealing mechanism 3 includes the sealing ring 301 inserted in the inside of sealing groove, annular spring 302 is installed in the inside of sealing ring 301;Adjusting mechanism 5 includes the connecting pipe 501 connected to the side of liquid inlet 4, flange A 502 is slidably connected to the surface of connecting pipe 501, five double screws 503 are threadedly connected to the surface of flange A 502, positioning nut 504 is threadedly connected to the surface of double screw 503;

[0028] The side of double screw 503 is threadedly connected with flange B 6, flange B 6 is welded to external pipeline, and the function of connecting flange B 6 is realized by the arrangement of double screw 503.

[0029] Threaded hole is formed in the inside of sealing port 2, valve stem 7 is threadedly connected in the inside of threaded hole, driving mechanism 8 is fixedly connected to the top of valve stem 7, and the function of driving bottom valve core to rotate is realized by the arrangement of valve stem 7.

[0030] The driving mechanism 8 comprises a driving motor 801 fixedly connected to the top of the valve rod 7, and a motor box 802 threadedly connected to the surface of the driving motor 801, and the driving motor 801 is arranged to drive the valve rod 7 to rotate;

[0031] The surface of the sealing port 2 is fixedly connected with a support 9, and the support 9 is fixedly connected to the bottom of the motor box 802, and the support 9 is arranged to support the motor box 802;

[0032] Six heat dissipation fins 10 are arranged on the surface of the motor box 802, and the heat dissipation fins 10 are arranged in strips on the two sides of the motor box 802, and the heat dissipation fins 10 are arranged to dissipate heat.

[0033] The right side of the ball valve body 1 is provided with a liquid outlet 11, and the liquid outlet 11 is fixedly connected with a flange plate C 12, and the surface of the flange plate C 12 is provided with five connecting holes, and the liquid outlet 11 is arranged to discharge liquid.

[0034] In the utility model, the working steps of the device are as follows:

[0035] The first step is that when the ball valve body 1 is installed, the flange plate C 12 is connected with one side of the external pipeline, then the flange plate A 502 is controlled to slide on the surface of the connecting pipe 501, and after the flange plate A 502 is slid to the appropriate position, the flange plate B 6 is welded with the other side of the external pipeline, the double-headed screw 503 is used to pass through the flange plate A 502 and the flange plate B 6, and finally the positioning nut 504 is used to position the double-headed screw 503;

[0036] The second step is that when the sealing port 2 on the surface of the ball valve body 1 is sealed, the sealing ring 301 is used to seal the sealing port 2, and the annular spring 302 is arranged in the sealing ring 301, the annular spring 302 has plasticity, the tightness of the sealing ring 301 and the valve rod 7 can be improved, and the sealing performance of the sealing ring 301 is improved.

[0037] It should be noted that the device structure and the drawings of the utility model mainly describe the principle of the utility model, and the setting of the power mechanism, the power supply system and the control system of the device is not completely described in the design principle technology, and under the premise that the above-mentioned principle of the utility model is understood by the person skilled in the art, the specific of the power mechanism, the power supply system and the control system can be clearly known, and the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;

[0038] The standard parts used in the application can be purchased from the market, and can be ordered according to the description and the drawings. The specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art. The mechanical parts and equipment adopt the conventional type in the prior art, and the components known to the person skilled in the art are known to the person skilled in the art through technical manual or conventional experimental method.

[0039] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application. The scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-pressure stainless steel ball valve comprising a ball valve body (1), characterized in that: The top of the ball valve body (1) is provided with a sealing port (2), the inside of the sealing port (2) is provided with a sealing groove, the inside of the sealing groove is inserted with a sealing mechanism (3), the left side of the ball valve body (1) is throughly connected with a liquid inlet (4), one side of the liquid inlet (4) is throughly connected with an adjusting mechanism (5), The sealing mechanism (3) includes a sealing ring (301) inserted into the sealing groove, and an annular spring (302) is installed in the sealing ring (301); The adjusting mechanism (5) includes a connecting pipe (501) throughly connected on one side of the liquid inlet (4), a flange A (502) is slidingly connected on the surface of the connecting pipe (501), five double-headed screws (503) are threadedly connected on the surface of the flange A (502), and a positioning nut (504) is threadedly connected on the surface of the double-headed screw (503).

2. A high pressure stainless steel ball valve according to claim 1, characterized in that: One side of the double-headed screw (503) is threadedly connected with a flange B (6), and the flange B (6) is welded to the outer pipeline.

3. A high pressure stainless steel ball valve as claimed in claim 1, wherein: The inside of the sealing port (2) is provided with a threaded hole, the inside of the threaded hole is threadedly connected with a valve rod (7), and the top of the valve rod (7) is fixedly connected with a driving mechanism (8).

4. A high pressure stainless steel ball valve according to claim 3, characterized in that: The driving mechanism (8) includes a driving motor (801) fixedly connected to the top of the valve rod (7), and a motor box (802) is threadedly connected on the surface of the driving motor (801).

5. A high pressure stainless steel ball valve as claimed in claim 1, wherein: The surface of the sealing port (2) is fixedly connected with a support (9) on both sides, and the support (9) is fixedly connected to the bottom of the motor box (802).

6. A high pressure stainless steel ball valve according to claim 4, characterized in that: The surface of the motor box (802) is provided with six heat dissipation fins (10), and the heat dissipation fins (10) are distributed in strips on both sides of the motor box (802).

7. A high pressure stainless steel ball valve as claimed in claim 1, wherein: The right side of the ball valve body (1) is provided with a liquid outlet (11), one side of the liquid outlet (11) is fixedly connected with a flange C (12), and the surface of the flange C (12) is provided with five connecting holes.

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