Universal turbine head for valves

Abstract

The universal turbine head comprises a shell, a connecting shaft is rotationally connected to the shell, a hand wheel is fixedly connected to the side end of the connecting shaft, a pointer is rotationally arranged in the center of the shell, and a display panel is fixedly arranged on the shell; a worm is fixedly connected to the side end of the connecting shaft, a turbine is connected to the worm in a meshed mode, a butt joint ring is fixedly connected to the center of the turbine, the hand wheel drives the worm to rotate through the connecting shaft, and the worm drives the butt joint ring to rotate in a matched mode through the turbine. According to the valve with the universal turbine head, the purpose of controlling the valve is achieved through the arrangement of the structure.

Description

Technical Field

[0001] The present invention relates to the technical field of valve equipment, in particular to a universal turbine head for valves. Background Art

[0002] The turbine head is the driving device for opening or closing the valve and is an indispensable and important component of the valve. The performance of the turbine head directly affects, and even determines, the sealing performance, adjustment performance, safety performance and service life of the valve. According to Chinese patent publication number CN207064794U, it relates to the technical field of valve reducer, in particular to a worm gear reducer for valve, including a worm gear case cover, an indicator disk, a worm wheel, a worm gear case body, a rear end cover, an adjusting nut, a rear stop sleeve, a worm, a front stop sleeve and a limit bolt. The worm gear case body is sleeved on the indicator disk, and a worm gear case cover is provided on the outside thereof. The worm wheel is installed in the worm gear case body, the worm is fixed to the worm gear case body through a rear stop sleeve and a front stop sleeve, the adjusting nut is installed at one end of the worm, a rear end cover is provided on one end of the worm, and the indicating disk and the worm gear case body are fixed by a limit bolt. This device uses the adjusting nut to adjust the fitting clearance between the worm and the worm wheel, and uses the front stop sleeve and the rear stop sleeve to convert the axial tensile stress of the worm into a compressive stress and apply it to the worm gear case body, thereby greatly improving the carrying capacity of the worm gear case. This device has good sealing performance, small adjustment performance error and high safety performance coefficient.

[0003] Since there are many types and models of valves nowadays, the types of turbine heads required are also many. We have developed a new universal turbine head that can meet the turbine head requirements of many large, medium and small valves at the same time.

[0004] The stainless steel turbine head in this case is a 90-degree partial-rotation manual drive device, suitable for valves such as ball valves, butterfly valves, and plug valves. The box body is precision cast, with a novel style and beautiful appearance. It adopts worm gear transmission and uses tapered roller bearings, which makes the transmission more flexible and efficient. Different hole positions are set at the bottom of the device to meet the needs of different valve applications. The bottom mounting hole is a round hole, which can be freely matched with various types of adapter sleeves for use with valves. Summary of the Invention

[0005] The object of the present invention is to provide a universal turbine head for valves to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solution: a universal turbine head, comprising a housing, a connecting shaft rotatably connected to the housing, a hand wheel fixedly connected to the side end of the connecting shaft, a pointer rotatably provided at the center of the housing, and a display panel fixedly provided on the housing; A worm is fixedly connected to the side end of the connecting shaft, a turbine is meshedly connected to the worm, and a docking ring is fixedly connected to the center of the turbine.

[0007] Specifically, the hand wheel drives the worm to rotate through the connecting shaft, and the worm drives the docking ring to rotate in coordination with the worm through the turbine.

[0008] Specifically, the turbine is fixedly connected to the pointer, so that the pointer can be rotated and adjusted on the housing and the display panel.

[0009] Specifically, the worm, turbine and docking ring are built into the housing.

[0010] A universal turbine head for valves, wherein the docking ring is adapted to be docked and provided with a docking structure, the lower end of the docking structure is fixedly connected to a central sleeve, one side of the central sleeve is fixedly connected to a first connecting pipe, and the other side of the central sleeve is fixedly connected to a second connecting pipe.

[0011] Specifically, the docking structure includes an adapter frame, a first fixed plate and a connecting rod. The lower end of the adapter frame is fixedly connected to the first fixed plate, the lower end of the first fixed plate is fixedly connected to the connecting rod, and the lower end of the connecting rod is fixedly connected to the second fixed plate.

[0012] Specifically, the adapter frame and the first fixed plate are threadedly connected with a second screw, the second screw is fixedly connected to the first screw, the lower end of the second fixed plate is threadedly connected with a docking screw, the lower end of the docking screw is fixedly connected to a matching shaft block, and the lower end of the matching shaft block is fixedly connected to the valve plate.

[0013] Specifically, the first screw and the second screw are fixed to the docking ring by screwing, the valve plate rotates in the central sleeve, and the adapter frame, the first fixed plate, the connecting rod, and the second fixed plate drive the matching shaft block and the valve plate to rotate and adjust through the docking screw.

[0014] Compared with the prior art, the present invention has the following beneficial effects: The turbine head is a 90-degree partial-rotation manual drive device. The housing is precision-cast stainless steel, adopts worm gear transmission, and uses roller bearings. The transmission is flexible and efficient. The outer shape is equipped with multiple mounting holes, which can adapt to the use requirements of 45-degree hole positions and 90-degree market valves. The connection between the center hole of the turbine head and the valve stem adopts a round hole with a rotary sleeve, which can provide customers with a variety of connection methods such as round holes, square holes, and flat holes.

[0015] The worm gear design is precision-engineered for greater efficiency and flexibility. For optimal sealing, the worm shaft and worm sleeve feature a pin-matched mounting design. The housing features precision-matched holes and tapered roller bearings for flexible and efficient transmission. Fixed-size oil seals are installed at the ports to ensure product waterproofing. The turbine utilizes a circular keyway design and features adapter sleeves with various shapes to accommodate valve connecting rods of varying shapes, ensuring compatibility with a wide range of valves. Seal grooves and rings are installed at both ends for waterproofing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the main structure of the present invention; Figure 2 It is the internal structure diagram of the main body of the present invention; Figure 3 This is a structural diagram of the turbine and docking ring of the present invention; Figure 4 A perspective view of the present invention and the main body adapted valve; Figure 5 It is a three-dimensional structural diagram of the docking structure of the present invention; Figure 6 This is a disassembled diagram of the docking structure of the present invention.

[0017] In the figure: 1-handwheel; 2-connecting shaft; 3-housing; 4-display plate; 5-pointer; 6-positioning bolt; 7-worm; 8-turbine; 9-docking ring; 10-docking structure; 11-first connecting pipe; 12-center sleeve; 13-second connecting pipe; 14-adapter frame; 15-first fixed plate; 16-connecting vertical rod; 17-second fixed plate; 18-first screw; 19-second screw; 20-docking screw; 21-matching shaft block; 22-valve plate. DETAILED DESCRIPTION

[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] See also Figure 1-6 The present invention provides a technical solution: a universal turbine head, comprising a housing 3, a connecting shaft 2 rotatably connected to the housing 3, a hand wheel 1 fixedly connected to the side end of the connecting shaft 2, a pointer 5 rotatably provided at the center of the housing 3, and a display panel 4 fixedly provided on the housing 3; A worm 7 is fixedly connected to the side end of the connecting shaft 2 , a turbine 8 is meshedly connected to the worm 7 , and a docking ring 9 is fixedly connected to the center of the turbine 8 .

[0020] The hand wheel 1 drives the worm 7 to rotate through the connecting shaft 2, and the worm 7 drives the docking ring 9 to rotate in coordination with the worm 7 through the turbine 8.

[0021] The turbine 8 is fixedly connected to the pointer 5 so that the pointer 5 can be rotated and adjusted on the housing 3 and the display disk 4 .

[0022] The worm 7 , the turbine 8 and the docking ring 9 are built into the housing 3 .

[0023] A universal turbine head for valves, a docking ring 9 is adapted to be connected with a docking structure 10, the lower end of the docking structure 10 is fixedly connected with a center sleeve 12, one side of the center sleeve 12 is fixedly connected with a first connecting pipe 11, and the other side of the center sleeve 12 is fixedly connected with a second connecting pipe 13, the docking ring 9 is adapted to be connected with the docking structure 10, the adapter frame 14 is inserted into the interior of the docking ring 9, and then the second screw 19 is screwed, the second screw 19 is threadedly connected on the adapter frame 14 and the first fixed disk 15, and is pushed forward to change the position of the first screw 18, and the first screw 18 is adapted to be threadedly connected with the docking ring 9 to perform fixed docking work, thereby achieving the connection purpose, at this time the user rotates the handwheel 1, and the handwheel 1 can drive the worm 7 to rotate through the connecting shaft 2, and the worm 7 is meshed with a turbine 8, which can drive the turbine 8 to rotate Dynamic adjustment, a docking ring 9 is fixed on the turbine 8, so that the docking ring 9 drives the docking structure 10 to move. At this time, the adapter frame 14, the first fixed plate 15, the connecting rod 16, and the second fixed plate 17 rotate with the docking ring 9. The lower end of the second fixed plate 17 is fixed to the matching shaft block 21 through the docking screw 20, driving the matching shaft block 21 to rotate. The lower end of the matching shaft block 21 is fixed to the valve plate 22, so that the valve plate 22 rotates in the center sleeve 12, thereby controlling the connection between the first connecting pipe 11 and the second connecting pipe 13. At the same time, the turbine 8 adopts an incomplete turbine design for fixed cycle adjustment. When the turbine 8 rotates, it drives the pointer 5 to rotate, so that the pointer 5 rotates on the display panel 4, so as to observe the situation. A positioning bolt 6 is provided on the outer shell 3 to facilitate the fixed installation of the outer shell 3.

[0024] The docking structure 10 includes an adapter frame 14, a first fixed plate 15 and a connecting rod 16. The lower end of the adapter frame 14 is fixedly connected to the first fixed plate 15, the lower end of the first fixed plate 15 is fixedly connected to the connecting rod 16, and the lower end of the connecting rod 16 is fixedly connected to the second fixed plate 17.

[0025] The second screw 19 is threadedly connected to the adapter frame 14 and the first fixed plate 15, the first screw 18 is fixedly connected to the second screw 19, the lower end of the second fixed plate 17 is threadedly connected to the docking screw 20, the lower end of the docking screw 20 is fixedly connected to the matching shaft block 21, and the lower end of the matching shaft block 21 is fixedly connected to the valve plate 22.

[0026] The first screw 18 and the second screw 19 are fixed to the docking ring 9 by screwing, and the valve plate 22 rotates in the central sleeve 12. The adapter frame 14, the first fixed plate 15, the connecting rod 16, and the second fixed plate 17 drive the matching shaft block 21 and the valve plate 22 to rotate and adjust through the docking screw 20.

[0027] Working principle: When work is needed, the user adapts and connects the docking ring 9 to the docking structure 10, inserts the adapter frame 14 into the interior of the docking ring 9, and then screws the second screw 19. The second screw 19 is threadedly connected to the adapter frame 14 and the first fixed disk 15, and is pushed forward to change the position of the first screw 18. The first screw 18 is adapted to be threadedly connected to the docking ring 9 to perform fixed docking work, thereby achieving the connection purpose. At this time, the user rotates the handwheel 1, and the handwheel 1 can drive the worm 7 to rotate through the connecting shaft 2. The worm 7 is meshed with a turbine 8, which can drive the turbine 8 to rotate and adjust. The docking ring 9 is fixed on the turbine 8, so that the docking ring 9 drives the docking structure 10 to move. At this time, the adapter frame 14. The first fixed disk 15, the connecting rod 16, and the second fixed disk 17 rotate with the docking ring 9. The lower end of the second fixed disk 17 is fixed to the matching shaft block 21 through the docking screw 20, driving the matching shaft block 21 to rotate. The lower end of the matching shaft block 21 is fixed to the valve plate 22, so that the valve plate 22 rotates in the center sleeve 12, thereby controlling the connection between the first connecting pipe 11 and the second connecting pipe 13. At the same time, the turbine 8 adopts an incomplete turbine design for fixed-cycle adjustment. When the turbine 8 rotates, it drives the pointer 5 to rotate, so that the pointer 5 rotates on the display panel 4, thereby observing the situation. A positioning bolt 6 is provided on the outer shell 3 to facilitate the fixed installation of the outer shell 3 to complete the work.

[0028] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A universal turbine head, characterized by: It comprises a housing (3), a connecting shaft (2) rotatably connected to the housing (3), a hand wheel (1) fixedly connected to the side end of the connecting shaft (2), a pointer (5) rotatably provided at the center of the housing (3), and a display panel (4) fixedly provided on the housing (3); A worm (7) is fixedly connected to the side end of the connecting shaft (2), a turbine (8) is meshedly connected to the worm (7), and a docking ring (9) is fixedly connected to the center of the turbine (8).

2. A universal turbine head according to claim 1, characterized in that: The hand wheel (1) drives the worm (7) to rotate via the connecting shaft (2), and the worm (7) drives the docking ring (9) to rotate in coordination via the turbine (8).

3. A universal turbine head according to claim 2, characterized in that: The turbine (8) is fixedly connected to the pointer (5), so that the pointer (5) can be rotated and adjusted on the housing (3) and the display panel (4).

4. A universal turbine head according to claim 3, characterized in that: The worm (7), turbine (8), and docking ring (9) are built into the housing (3).

5. A universal turbine head for valves, using the universal turbine head as claimed in claim 4, characterized in that: The docking ring (9) is adapted to be docked and provided with a docking structure (10), the lower end of the docking structure (10) is fixedly connected to a central sleeve (12), one side of the central sleeve (12) is fixedly connected to a first connecting pipe (11), and the other side of the central sleeve (12) is fixedly connected to a second connecting pipe (13).

6. The universal valve turbine head according to claim 5, characterized in that: The docking structure (10) comprises an adaptor frame (14), a first fixing plate (15) and a connecting rod (16); the lower end of the adaptor frame (14) is fixedly connected to the first fixing plate (15); the lower end of the first fixing plate (15) is fixedly connected to the connecting rod (16); and the lower end of the connecting rod (16) is fixedly connected to the second fixing plate (17).

7. A universal valve turbine head according to claim 6, characterized in that: The adapter frame (14) and the first fixed plate (15) are threadedly connected to a second screw rod (19), the second screw rod (19) is fixedly connected to the first screw rod (18), the lower end of the second fixed plate (17) is threadedly connected to a docking screw rod (20), the lower end of the docking screw rod (20) is fixedly connected to a matching shaft block (21), and the lower end of the matching shaft block (21) is fixedly connected to a valve plate (22).

8. The universal valve turbine head according to claim 7, characterized in that: The first screw (18) and the second screw (19) are fixedly connected to the docking ring (9) by screwing, and the valve plate (22) rotates in the central sleeve (12). The adapter frame (14), the first fixed plate (15), the connecting rod (16), and the second fixed plate (17) drive the matching shaft block (21) and the valve plate (22) to rotate and adjust through the docking screw (20).

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