High-pressure-resistant ball body of ball valve

Abstract

The utility model relates to the technical field of ball valves, and discloses a high-pressure-resistant ball body of a ball valve, which comprises a valve body, the bottom of an inner cavity of the valve body is rotatably connected with a fixed shaft through a bearing, and the top of the fixed shaft is fixedly connected with an O-shaped ball body matched with the valve body for use. According to the ball valve, the valve body, the fixing shaft, the O-shaped ball body, the sealing rings and the valve rod are arranged and can jointly form the ball valve, meanwhile, the O-shaped ball body and the sealing rings are used in cooperation, the high-pressure-resistant sealing performance of the ball valve can be improved, the sealing performance of the ball valve is improved, and the service life of the ball valve is prolonged. By arranging the protection box, the rectangular block, the movable plate, the driving rod, the rectangular frame, a metal contact plate, a mounting plate, a metal trigger plate, a buzzer and a spring, the ball valve can be pressed to rotate to be opened and closed, meanwhile, buzzing reminding is conducted on the ball valve, misoperation is avoided, by arranging the structure, mistaken opening use can be rapidly prevented, and therefore the use requirements of customers can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball valve technical field especially is related to a high pressure resistant ball valve ball. BACKGROUND

[0002] Ball valve, the opening and closing part is driven by the valve stem and rotates around the ball valve axis, which can also be used for fluid regulation and control, wherein the hard sealing V-shaped ball valve has strong shearing force between the V-shaped ball core and the hard alloy metal valve seat, and is particularly suitable for media containing fibers, micro solid particles and the like, and the multi-way ball valve can not only flexibly control the flow combination, flow distribution and flow direction switching on the pipeline, but also can close any channel to connect the other two channels;

[0003] Among them, in the prior art, in order to prevent the ball valve from being opened by mistake, the valve rod is directly locked by the locking pin, and when the staff needs to open or close the ball valve, the locking pin needs to be repeatedly opened or closed, which leads to complicated opening and closing, reduces the efficiency of opening and closing of the ball valve, and has the defect that it is not convenient to quickly prevent mistaken opening, so as to meet the use requirement of the customer.

[0004] Therefore, the technical personnel in the prior art provides a high pressure resistant ball valve ball to solve the problems in the prior art. UTILITY MODEL CONTENTS

[0005] In order to improve the problem of inconvenient quick mistaken opening prevention, the utility model provides a high pressure resistant ball valve ball.

[0006] The utility model provides a high pressure resistant ball valve ball adopts the following technical scheme:

[0007] A kind of high pressure resistant ball valve ball, including valve body, the bottom of the valve body inner cavity is rotatably connected with fixed shaft by bearing, the top of the fixed shaft is fixedly connected with O-shaped ball body used in cooperation with valve body, the left and right sides of the valve body inner cavity are all fixedly connected with sealing ring used in cooperation with O-shaped ball body, the top of the O-shaped ball body is fixedly connected with valve stem, the top of the valve body is fixedly connected with protective box, the top of the valve stem extends to the inner cavity of protective box and is fixedly connected with rectangular block, the inner cavity of protective box is slidably connected with movable plate, the top of the movable plate is rotatably connected with driving rod by bearing, the bottom of the driving rod penetrates movable plate and is fixedly connected with rectangular frame used in cooperation with rectangular block, the left side of the movable plate bottom is fixedly connected with metal contact plate, the left side of the inner cavity of protective box is fixedly connected with mounting plate, the top of the mounting plate is fixedly connected with metal trigger plate, the right side of the movable plate bottom is fixedly connected with buzzer, the side opposite to the movable plate and protective box is uniformly fixedly connected with spring, the left and right sides of the valve body are all provided with mounting assembly.

[0008] By adopting the technical scheme, the valve body, the fixed shaft, the O-shaped ball, the sealing ring and the valve rod are arranged to jointly form a ball valve. The O-shaped ball and the sealing ring are used in cooperation to improve the high-pressure sealing performance of the ball valve. The protective box, the rectangular block, the movable plate, the driving rod, the rectangular frame, the metal contact plate, the mounting plate, the metal trigger plate, the buzzer and the spring are arranged to press and rotate the switch of the ball valve and remind the user by the buzzer to avoid misoperation. The mounting assembly is arranged to facilitate installation.

[0009] Optionally, the mounting assembly comprises a flange, one side of the flange is fixedly connected with the valve body, and the side of the flange away from the valve body is fixedly connected with a sealing gasket.

[0010] By adopting the technical scheme, the flange and the sealing gasket are arranged to facilitate sealing installation of the device and the external pipeline.

[0011] Optionally, the connection between the valve rod and the valve body is rotatably connected through a bearing, and a ventilation grille is embeddedly installed on the right side of the protective box.

[0012] By adopting the technical scheme, the ventilation grille is arranged to facilitate the propagation of the buzzing sound in the inner cavity of the protective box.

[0013] Optionally, a battery pack used in cooperation with the buzzer is fixedly installed on the right side of the bottom of the inner cavity of the protective box, and an inspection plate is fixedly installed on the front of the protective box through screws.

[0014] By adopting the technical scheme, the battery pack is arranged to provide power support for the buzzer, and the inspection plate is arranged to facilitate regular replacement and maintenance of the parts in the inner cavity of the protective box by the staff.

[0015] Optionally, a handle is fixedly connected to the top of the driving rod and penetrates the protective box, and anti-slip lines are arranged on the outer surface of the handle.

[0016] By adopting the technical scheme, the handle and the anti-slip lines are arranged to facilitate rotation of the driving rod.

[0017] Optionally, a sliding cylinder is embeddedly installed on the top of the protective box, and the inner surface of the sliding cylinder is rotatably connected with the outer surface of the driving rod.

[0018] By adopting the technical scheme, the sliding cylinder is arranged to guide and support the driving rod.

[0019] Optionally, an electrically conductive output end of the battery pack is electrically connected with an electrically conductive input end of the buzzer through a wire, the power supply voltage of the battery pack is 5V, and the battery pack is connected in series with the metal contact plate, the metal trigger plate and the buzzer through the wire.

[0020] Therefore, the utility model has the following beneficial effects:

[0021] 1. The utility model discloses a valve body, fixed shaft, O type ball, sealing washer and valve stem can be jointly built into ball valve, meanwhile, the cooperation of O type ball and sealing washer can improve the high pressure sealing performance of ball valve, set up protection box, rectangle block, movable plate, drive rod, rectangle frame, metal contact plate, mounting plate, metal trigger plate, buzzer and spring can press the rotation switch of ball valve, and buzzer reminds simultaneously, avoids the misoperation, sets up mounting assembly, can conveniently install, sets up the above structure, can prevent the mistake and open use quickly, thereby can satisfy the use demand of customer.

[0022] 2. The utility model discloses a flange and sealing washer can conveniently seal and install with the equipment pipeline, the setting of ventilation grille can conveniently spread the buzzing sound of protection box inner chamber, the setting of battery pack can power support buzzer, the setting of overhaul board can conveniently change and maintain the parts of protection box inner chamber for staff regularly, the setting of handle and antiskid line can conveniently drive rod rotates, the setting of sliding cylinder can guide the support of drive rod. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the structure schematic diagram of the utility model;

[0024] Figure 2 It is the sectional view of valve body structure of the utility model;

[0025] Figure 3 It is the utility model Figure 2 Structure of A place enlarged view;

[0026] Figure 4 It is the circuit principle diagram of the utility model.

[0027] BRIEF DESCRIPTION OF DRAWINGS

[0028] 1, valve body;2, fixed shaft;3, O type ball;4, sealing washer;5, valve stem;6, protection box;7, rectangle block;8, movable plate;9, drive rod;10, rectangle frame;11, metal contact plate;12, mounting plate;13, metal trigger plate;14, buzzer;15, spring;16, mounting assembly;161, flange;162, sealing washer;17, battery pack;18, handle;19, sliding cylinder. DETAILED DESCRIPTION

[0029] The following combines the Figures 1-4 Make further detailed description to the application.

[0030] Example one:

[0031] Please refer to Figures 1-4 A high-pressure-resistant ball valve ball body, including valve body 1, the bottom of the inner cavity of valve body 1 is rotatably connected with fixed shaft 2 through bearing, the top of fixed shaft 2 is fixedly connected with O-shaped ball 3 used in cooperation with valve body 1, the left and right sides of the inner cavity of valve body 1 are fixedly connected with sealing ring 4 used in cooperation with O-shaped ball 3, the connecting place of sealing ring 4 and O-shaped ball 3 is tightly fitted, the top of O-shaped ball 3 is fixedly connected with valve stem 5, the top of valve body 1 is fixedly connected with protective box 6, the top of valve stem 5 extends to the inner cavity of protective box 6 and is fixedly connected with rectangular block 7, the inner cavity of protective box 6 is slidably connected with movable plate 8, the top of movable plate 8 is rotatably connected with driving rod 9 through bearing, the bottom of driving rod 9 penetrates movable plate 8 and is fixedly connected with rectangular frame 10 used in cooperation with rectangular block 7, the left side of the bottom of movable plate 8 is fixedly connected with metal contact plate 11, the left side of the inner cavity of protective box 6 is fixedly connected with mounting plate 12, the top of mounting plate 12 is fixedly connected with metal trigger plate 13, the right side of the bottom of movable plate 8 is fixedly connected with buzzer 14, the opposite side of movable plate 8 and protective box 6 is uniformly fixedly connected with spring 15, the left and right sides of valve body 1 are provided with mounting assembly 16, the connecting place of valve stem 5 and valve body 1 is rotatably connected through bearing, ventilation grille is embeddedly installed on the right side of protective box 6, battery pack 17 used in cooperation with buzzer 14 is fixedly installed on the right side of the bottom of the inner cavity of protective box 6, the front of protective box 6 is fixedly installed with an access panel through screws, the top of driving rod 9 penetrates protective box 6 and is fixedly connected with handle 18, anti-skid lines are arranged on the outer surface of handle 18, slide cylinder 19 is embeddedly installed on the top of protective box 6, the inner surface of slide cylinder 19 is rotatably connected with the outer surface of driving rod 9, the electrically conductive output end of battery pack 17 is electrically connected with the electrically conductive input end of buzzer 14 through wires, the power supply voltage of battery pack 17 is 5v, and battery pack 17 is connected with metal contact plate 11, metal trigger plate 13 and buzzer 14 in series through wires.

[0032] In the embodiment: the valve body 1, the fixed shaft 2, the O-shaped ball 3, the sealing ring 4 and the valve stem 5 can be used together to build a ball valve, and the cooperation of the O-shaped ball 3 and the sealing ring 4 can improve the high-pressure-resistant sealing performance of the ball valve, the protective box 6, the rectangular block 7, the movable plate 8, the driving rod 9, the rectangular frame 10, the metal contact plate 11, the mounting plate 12, the metal trigger plate 13, the buzzer 14 and the spring 15 can be used to press and rotate the switch of the ball valve, and the buzzer can be used to remind the user to avoid misoperation, and the above structure can be used to prevent misoperation quickly, so that the use requirements of the customers can be met.

[0033] Example two:

[0034] Refer to Figure 1 And Figure 2The mounting assembly 16 comprises a flange 161, one side of the flange 161 is fixedly connected with the valve body 1, and the side of the flange 161 away from the valve body 1 is fixedly connected with a sealing gasket 162.

[0035] In the embodiment, the flange 161 and the sealing gasket 162 are arranged, so that the device can be conveniently sealed and mounted with the external pipeline.

[0036] The working principle of the device is as follows: in use, the staff fixes and installs the device in communication with the external pipeline by cooperation of the flange 161, the sealing gasket 162 and the screw, then, when it is necessary to open or close the ball valve, the staff presses downward the handle 18, so that the handle 18 drives the driving rod 9 to move downward, the driving rod 9 drives the movable plate 8 to move downward and stretch the spring 15, at the same time, the movable plate 8 drives the rectangular frame 10 to be inserted into the outside of the rectangular block 7 and tightly fit with the connection part of the rectangular block 7, and the movable plate 8 drives the metal contact plate 11 to move downward and press and contact the metal trigger plate 13, so that the battery set 17 electrifies the buzzer 14 to buzz, thereby reminding the operator and avoiding misoperation, then, the staff rotates the handle 18, so that the handle 18 drives the driving rod 9, the rectangular frame 10, the rectangular block 7, the valve rod 5 and the O-shaped ball 3 to rotate, thereby realizing opening or closing of the ball valve.

[0037] When the opening or closing operation is finished, the staff releases the handle 18, at the same time, the spring 15 retracts and pulls the movable plate 8 to move upward, so that the movable plate 8 drives the rectangular frame 10 to move upward and move away from the rectangular block 7, and the movable plate 8 drives the metal contact plate 11 to move upward and move away from the metal trigger plate 13, so that the buzzer 14 is de-energized, thereby avoiding that the handle 18 is accidentally pressed and the ball valve is opened or closed, achieving the effect of avoiding misoperation, the device is simple in operation and convenient for quick anti-misoperation, thereby meeting the use requirement of customers.

[0038] The above are preferable embodiments of the device, which do not limit the protection scope of the device, so that: equivalent changes made according to the structure, shape and principle of the device should be covered in the protection scope of the device.

Claims

1. A high-pressure resistant ball valve ball body comprising a valve body (1), characterized in that: The bottom of the valve body (1) cavity is rotatably connected with a fixed shaft (2) through a bearing, the top of the fixed shaft (2) is fixedly connected with an O-shaped ball (3) used in cooperation with the valve body (1), the left and right sides of the valve body (1) cavity are both fixedly connected with a sealing ring (4) used in cooperation with the O-shaped ball (3), the top of the O-shaped ball (3) is fixedly connected with a valve stem (5), the top of the valve body (1) is fixedly connected with a protective box (6), the top of the valve stem (5) extends to the inner cavity of the protective box (6) and is fixedly connected with a rectangular block (7), the inner cavity of the protective box (6) is slidably connected with a movable plate (8), the top of the movable plate (8) is rotatably connected with a drive rod (9) through a bearing, the bottom of the drive rod (9) penetrates through the movable plate (8) and is fixedly connected with a rectangular frame (10) used in cooperation with the rectangular block (7), the left side of the bottom of the movable plate (8) is fixedly connected with a metal contact plate (11), the left side of the inner cavity of the protective box (6) is fixedly connected with a mounting plate (12), the top of the mounting plate (12) is fixedly connected with a metal trigger plate (13), the right side of the bottom of the movable plate (8) is fixedly connected with a buzzer (14), the opposite sides of the movable plate (8) and the protective box (6) are uniformly fixedly connected with springs (15), and the left and right sides of the valve body (1) are both provided with mounting assemblies (16).

2. A high pressure ball valve ball according to claim 1, characterized in that: The mounting assembly (16) comprises a flange (161), one side of the flange (161) is fixedly connected with the valve body (1), and the side, away from the valve body (1), of the flange (161) is fixedly connected with a sealing gasket (162).

3. A high pressure ball valve ball according to claim 1, wherein: The connection between the valve stem (5) and the valve body (1) is rotatably connected through a bearing, and the right side of the protective box (6) is embeddedly installed with a ventilation grille.

4. A high pressure ball valve ball according to claim 1, wherein: The right side of the bottom of the inner cavity of the protective box (6) is fixedly installed with a battery pack (17) used in cooperation with the buzzer (14), and the front face of the protective box (6) is fixedly installed with an access plate through screws.

5. A high pressure ball valve ball according to claim 1, wherein: The top of the drive rod (9) penetrates through the protective box (6) and is fixedly connected with a handle (18), and the outer surface of the handle (18) is provided with anti-slip patterns.

6. A high pressure ball valve ball according to claim 1, wherein: The top of the protective box (6) is embeddedly installed with a sliding cylinder (19), and the inner surface of the sliding cylinder (19) is rotatably connected with the outer surface of the drive rod (9).

7. A high pressure ball valve ball according to claim 4, characterized in that: The electrical output end of the battery pack (17) is electrically connected with the electrical input end of the buzzer (14) through wires, the power supply voltage of the battery pack (17) is 5v, and the battery pack (17) is connected with the metal contact plate (11), the metal trigger plate (13) and the buzzer (14) in series through wires.

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