Bidirectional hard sealing large-diameter rotary ball valve

Abstract

The utility model discloses a bidirectional hard sealing large-diameter rotary ball valve which comprises a valve body. An inner supporting ring is arranged on one side of the valve body, an outer supporting ring is arranged on the other side of the valve body, a turbine box is arranged on one side of the upper end of the valve body, and a rotating disc is arranged on one side of the turbine box. Wherein a limiting block is arranged on the other side of the turbine box, a locking block is arranged on one side of the limiting block, and an extrusion spring is arranged on the other side of the limiting block; a sleeve is arranged on the outer side of the turbine box, a limiting groove is formed in one side of the sleeve, a rotating frame is arranged on the other side of the sleeve, and a clamping groove is formed in one end of the sleeve, so that a spring is conveniently extruded to lock the position of a rotating disc after rotation through the sleeve, and the situation that the valve element rotates is prevented; according to the rotary ball valve, the sleeve and the middle of the rotary disc can be conveniently locked after being clamped or separated, the sleeve is prevented from influencing rotation of the rotary disc, the rotary disc can be conveniently prevented from rotating, and the rotary ball valve is more convenient and faster to use.

Description

Technical Field

[0001] The utility model relates to the field of valves, in particular to a bidirectional hard-sealed large-diameter rotary ball valve. Background Art

[0002] The bidirectional large-diameter rotary ball valve with sealing function has the functions and advantages of butterfly valve, semi-ball valve, gate valve and stop valve, and has its own unique and powerful functions and advantages. It is small in size, light in weight, easy to transport, install, maintain and overhaul, and reliable in operation.

[0003] Publication No. CN210890137U discloses a rotary ball valve, including a rotary ball valve body, the front and rear sides of the rotary ball valve body are connected with flanges, the bottom end of the rotary ball valve body is connected with a bottom cover, the inner side of the rotary ball valve body is provided with a valve stem, the inner side of the rotary ball valve body is connected with a valve plate, the top of the rotary ball valve body is connected with a packing gland, and the top of the packing gland is connected with a support seat. The utility model avoids the situation that the conveying medium in the valve is in a high-pressure state and the conveying medium constantly contacts the valve plate during long-term use, causing the valve plate to rotate, thereby making the rotary ball valve more suitable for use in the field of high-pressure medium conveying valves, and improving the practicality of the two-way flow hard-to-hard rotary ball valve. However, the patent still has the following problems in actual use:

[0004] The rotary ball valve is convenient for locking the position of the turntable by setting a turntable limit device, but when the turntable rotates, the turntable limit device is easy to affect the rotation of the turntable, making the use of the turntable inconvenient, and the turntable is locked by a limit screw on the first turntable block and the second turntable block, but it is difficult to operate during use, so the practicality of the rotary ball valve is poor.

[0005] A bidirectional hard-sealed large-diameter rotary ball valve is proposed to solve the above-mentioned problems. Utility Model Content

[0006] The utility model aims to provide a bidirectional hard-sealed large-diameter rotary ball valve to solve the problem raised in the above-mentioned background technology that the rotary ball valve is currently provided with a rotary disc limit device to facilitate locking the position of the rotary disc, but when the rotary disc rotates, the rotary disc limit device is easy to affect the rotation of the rotary disc, resulting in inconvenience in the use of the rotary disc, and the rotary disc is locked by a limit screw on the first rotary disc block and the second rotary disc block, but the operation is difficult during use, thereby making the rotary ball valve less practical.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bidirectional hard-sealed large-diameter rotary ball valve, comprising a valve body;

[0008] A rotating ball valve core is arranged in the middle of the valve body;

[0009] Also includes:

[0010] An inner support ring is provided on one side of the valve body, an outer support ring is provided on the other side of the valve body, a support seat is provided on one side of the upper end of the valve body, a turbine box is provided on one side of the support seat, and a turntable is provided on one side of the turbine box;

[0011] Wherein, a limit block is arranged on the other side of the turbine box, a locking block is arranged on one side of the limit block, and a compression spring is arranged on the other side of the limit block;

[0012] Among them, a sleeve is arranged on the outside of the turbine box, and a limiting groove is arranged on one side of the sleeve, and a wing plate is arranged on one side of the sleeve, and a connecting frame is arranged on the other side of the sleeve, and a rotating frame is arranged on one side of the connecting frame, and a locking groove is arranged on one side of the rotating frame, and a card slot is opened at one end of the sleeve.

[0013] Preferably, one end of the valve body is fixedly connected to a flange, and one side of the flange is fixedly connected to an inner support ring, and the outer side of the inner support ring is fixedly connected to an outer support ring, and the top of the valve body is fixedly connected to a support seat, and a turbine box is provided at the upper end of the support seat, and a turntable is rotatably connected to one side of the turbine box to facilitate the connection of the valve body.

[0014] Preferably, an extrusion spring is sleeved on the outer side of the limit block, and a locking block is fixedly connected to one end of the limit block to facilitate the positioning of the sleeve.

[0015] Preferably, a limiting groove is provided in the middle of the sleeve, and a wing plate is fixedly connected to the outer side of the sleeve, and a connecting frame is fixedly connected to one side of the top of the sleeve, and a rotating frame is rotatably connected to one side of the connecting frame, and a locking groove is provided on one side of the rotating frame, and a card slot is provided at one end of the sleeve to facilitate the sleeve to lock the turntable.

[0016] Preferably, the flange, the inner support ring and the outer support ring are symmetrically arranged on both sides of the valve body to facilitate connection of the valve body.

[0017] Preferably, the limit block is fixedly connected to the outside of the turbine box, and the locking block is fixedly connected to one side of the top of the turbine box, and one end of the extrusion spring overlaps the locking block to facilitate locking of the sleeve position.

[0018] Preferably, the sleeve is slidably connected to the limit block on the outside of the turbine box through a limit groove, and one side of the sleeve overlaps with the extrusion spring, and the rotating frame is engaged with the locking block through the locking groove, and the sleeve is engaged with the middle of the turntable through the locking groove, which facilitates locking of the sleeve position.

[0019] Compared with the prior art, the utility model has the following beneficial effects: the bidirectional hard-sealed large-diameter rotary ball valve is convenient for squeezing the spring to lock the position of the sleeve to the rotating disk after rotation, thereby preventing the valve core from rotating, making the rotary ball valve more stable when in use, and facilitating the sleeve to lock the position after engagement or separation between the sleeve and the rotating disk, thereby preventing the sleeve from affecting the rotation of the rotating disk and preventing the rotating disk from rotating, making the use of the rotary ball valve more convenient and quicker, and by arranging an outer support ring and an inner support ring at both ends of the valve body, the installation of the rotary ball valve is more convenient and quicker, and the specific contents are as follows:

[0020] 1. The ball-spinning valve is provided with a limit block, an extrusion spring, a sleeve, a limit groove and a clamping groove on one side of the turbine housing, so that the extrusion spring can lock the sleeve to the position of the rotating disk after rotation, thereby preventing the valve core from rotating, thereby making the ball-spinning valve more stable when in use;

[0021] 2. The ball-spinning valve is provided with a locking block, a wing plate, a connecting frame, a rotating frame and a locking groove, so that the sleeve and the rotating disk can be locked at the middle position after being engaged or separated, so that the sleeve can be separated from the rotating disk to prevent the sleeve from affecting the rotation of the rotating disk, and the sleeve can be locked with the rotating disk to prevent the rotating disk from rotating, so that the use of the ball-spinning valve is more convenient and quick, and thus the practicality of the ball-spinning valve is stronger;

[0022] 3. The rotary ball valve is convenient for connecting the valve body with the pipeline by arranging an outer support ring and an inner support ring at both ends of the valve body, making the installation of the rotary ball valve more convenient and quick, thus making the rotary ball valve more practical. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0024] Figure 2 It is a side schematic diagram of the overall structure of the utility model;

[0025] Figure 3 This is a schematic diagram of the side structure of the turbine case of the utility model;

[0026] Figure 4 This is a schematic diagram of the side structure of the sleeve of the utility model;

[0027] Figure 5 This is a schematic diagram of the structure of the rotating frame of the utility model.

[0028] In the figure: 1. valve body; 2. ball valve core; 3. flange; 4. inner support ring; 5. outer support ring; 6. support seat; 7. turbine box; 8. turntable; 9. limit block; 10. extrusion spring; 11. locking block; 12. sleeve; 13. limit groove; 14. wing plate; 15. connecting frame; 16. rotating frame; 17. locking groove; 18. card slot. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-5 The utility model provides a technical solution: a two-way hard-sealed large-diameter rotary ball valve, comprising a valve body 1; a rotary ball valve core 2 is arranged in the middle of the valve body 1; and further comprising: an inner support ring 4 is arranged on one side of the valve body 1, and an outer support ring 5 is arranged on the other side of the valve body 1, and a support seat 6 is arranged on one side of the upper end of the valve body 1, and a turbine box 7 is arranged on one side of the support seat 6, and a turntable 8 is arranged on one side of the turbine box 7; a flange 3 is fixedly connected to one end of the valve body 1, and an inner support ring 4 is fixedly connected to one side of the flange 3, and an outer support ring 5 is fixedly connected to the outer side of the inner support ring 4, and a support seat 6 is fixedly connected to the top of the valve body 1, and a turbine box 7 is arranged on the upper end of the support seat 6, and a turntable 8 is rotatably connected to one side of the turbine box 7; the flange 3, the inner support ring 4 and the outer support ring 5 are symmetrically arranged on both sides of the valve body 1, such as Figure 1 , 2 As shown, by arranging the inner support ring 4 and the outer support ring 5 on one side of the flange 3 at both ends of the valve body 1, it is convenient to connect the valve body 1 with the pipeline through the inner support ring 4 and the outer support ring 5, thereby making the rotary ball valve more practical.

[0031] Among them, a limiting block 9 is provided on the other side of the turbine box 7, and a locking block 11 is provided on one side of the limiting block 9, and an extrusion spring 10 is provided on the other side of the limiting block 9; the extrusion spring 10 is sleeved on the outer side of the limiting block 9, and one end of the limiting block 9 is fixedly connected to the locking block 11; the limiting block 9 is fixedly connected to the outer side of the turbine box 7, and the locking block 11 is fixedly connected to one side of the top end of the turbine box 7, and one end of the extrusion spring 10 overlaps with the locking block 11, as shown in FIG. Figure 1 , 2As shown in Figure 3, by setting a limit block 9 on one side of the turbine box 7, the position of the sleeve 12 can be limited, thereby preventing the sleeve 12 from rotating. By setting the extrusion spring 10, the sleeve 12 can be pushed through the slot 18 and the connecting rod in the middle of the turntable 8 to be locked, thereby locking the angle of the turntable 8, thereby making the rotary ball valve more practical.

[0032] Among them, a sleeve 12 is provided on the outside of the turbine case 7, and a limiting groove 13 is provided on one side of the sleeve 12, and a wing plate 14 is provided on one side of the sleeve 12, and a connecting frame 15 is provided on the other side of the sleeve 12, and a rotating frame 16 is provided on one side of the connecting frame 15, and a locking groove 17 is provided on one side of the rotating frame 16, and a card groove 18 is provided at one end of the sleeve 12; a limiting groove 13 is provided in the middle of the sleeve 12, and the wing plate 14 is fixedly connected to the outside of the sleeve 12, and the top of the sleeve 12 One side of the end is fixedly connected with a connecting frame 15, and one side of the connecting frame 15 is rotatably connected with a rotating frame 16, and a locking groove 17 is opened on one side of the rotating frame 16, and a card slot 18 is opened at one end of the sleeve 12; the sleeve 12 is slidably connected with the limit block 9 on the outer side of the turbine box 7 through the limit groove 13, and one side of the sleeve 12 is overlapped with the extrusion spring 10, and the rotating frame 16 is engaged with the locking block 11 through the locking groove 17, and the sleeve 12 is engaged with the middle of the turntable 8 through the card slot 18, as shown in FIG. Figure 1 , 2 As shown in Figures 4 and 5, by providing a locking block 11, a connecting frame 15, a rotating frame 16 and a locking groove 17 on one side of the sleeve 12, it is convenient to lock the position of the sleeve 12, thereby improving the stability of the position of the sleeve 12, and preventing the sleeve 12 from affecting the rotation of the turntable 8 after the sleeve 12 is separated from the turntable 8, and preventing the turntable 8 from rotating after the sleeve 12 is locked with the turntable 8, thereby making the rotary ball valve more practical.

[0033] Working principle: When using the device, first, the valve body 1 is connected to the pipeline through the inner support ring 4 and the outer support ring 5 on one side of the flange 3.

[0034] Secondly, by rotating the rotating frame 16, the rotating frame 16 is rotated on one side of the connecting frame 15, and the locking groove 17 is separated from the locking block 11, and then by pushing the wing plate 14, the slot 18 is separated from one side of the turntable 8, so that the sleeve 12 slides on the limit block 9 on the outside of the turbine box 7 through the limit slot 13, and the extrusion spring 10 is contracted, and then the rotating frame 16 is engaged with the locking block 11 again through the locking slot 17.

[0035] Finally, by rotating the rotary disk 8 , the rotary disk 8 drives the rotary ball valve core 2 to rotate in the valve body 1 through the turbine box 7 and the support seat 6 .

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A bidirectional hard-sealed large-diameter rotary ball valve, comprising a valve body (1); A rotating ball valve core (2) is arranged in the middle of the valve body (1); It is characterized in that Also includes: An inner support ring (4) is provided on one side of the valve body (1), and an outer support ring (5) is provided on the other side of the valve body (1), and a support seat (6) is provided on one side of the upper end of the valve body (1), and a turbine box (7) is provided on one side of the support seat (6), and a rotating disk (8) is provided on one side of the turbine box (7); Wherein, a limit block (9) is arranged on the other side of the turbine box (7), a locking block (11) is arranged on one side of the limit block (9), and a compression spring (10) is arranged on the other side of the limit block (9); A sleeve (12) is arranged on the outer side of the turbine case (7), a limiting groove (13) is arranged on one side of the sleeve (12), a wing plate (14) is arranged on one side of the sleeve (12), a connecting frame (15) is arranged on the other side of the sleeve (12), a rotating frame (16) is arranged on one side of the connecting frame (15), a locking groove (17) is arranged on one side of the rotating frame (16), and a clamping groove (18) is opened at one end of the sleeve (12).

2. A bidirectional hard-sealed large-diameter rotary ball valve according to claim 1, characterized in that: One end of the valve body (1) is fixedly connected to a flange (3), one side of the flange (3) is fixedly connected to an inner support ring (4), the outer side of the inner support ring (4) is fixedly connected to an outer support ring (5), the top of the valve body (1) is fixedly connected to a support seat (6), the upper end of the support seat (6) is provided with a turbine box (7), and one side of the turbine box (7) is rotatably connected to a turntable (8).

3. A bidirectional hard-sealed large-diameter rotary ball valve according to claim 1, characterized in that: An extrusion spring (10) is sleeved on the outer side of the limit block (9), and a locking block (11) is fixedly connected to one end of the limit block (9).

4. A bidirectional hard-sealed large-diameter rotary ball valve according to claim 1, characterized in that: A limiting groove (13) is provided in the middle of the sleeve (12), and a wing plate (14) is fixedly connected to the outer side of the sleeve (12), and a connecting frame (15) is fixedly connected to one side of the top of the sleeve (12), and a rotating frame (16) is rotatably connected to one side of the connecting frame (15), and a locking groove (17) is provided on one side of the rotating frame (16), and a clamping groove (18) is provided at one end of the sleeve (12).

5. A bidirectional hard-sealed large-diameter rotary ball valve according to claim 2, characterized in that: The flange (3), the inner support ring (4) and the outer support ring (5) are symmetrically arranged on both sides of the valve body (1).

6. A bidirectional hard-sealed large-diameter rotary ball valve according to claim 3, characterized in that: The limit block (9) is fixedly connected to the outside of the turbine box (7), and the locking block (11) is fixedly connected to one side of the top of the turbine box (7), and one end of the extrusion spring (10) overlaps the locking block (11).

7. A bidirectional hard-sealed large-diameter rotary ball valve according to claim 4, characterized in that: The sleeve (12) is slidably connected to a limit block (9) outside the turbine box (7) via a limit groove (13), one side of the sleeve (12) is overlapped with the extrusion spring (10), the rotating frame (16) is engaged with the locking block (11) via a locking groove (17), and the sleeve (12) is engaged with the middle of the rotating disk (8) via a locking groove (18).

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