CN217951417U - Novel valve driving structure - Google Patents

Abstract

The utility model discloses a novel valve drive structure, including valve rod, valve cover, first drive shaft and second drive shaft, the valve rod rotates through rotating the seat and connects in the surface of valve cover, the detachable casing of installing in top of valve cover, be provided with a drive assembly between casing and the valve rod. Through the setting of first drive assembly and second drive assembly, can drive the second drive shaft through the second handle and rotate, drive through first conical gear and second conical gear drives the valve rod and rotates the switch that realizes the valve, and can also drive first drive shaft through first handle and rotate, drive through first drive gear and second drive gear drives the valve rod and rotates the switch that realizes the valve, can continue to control the valve through another drive mode when damage appears in one of them drive mode, need not to turn-off the fluid of whole pipeline, thereby the practicality of valve has been improved.

Description

Novel valve driving structure

Technical Field

The utility model relates to the technical field of valves, specifically a novel valve drive structure.

Background

Valves are pipe fittings used for opening and closing pipes, controlling flow direction, regulating and controlling parameters (temperature, pressure and flow) of a conveying medium, and can be classified into shut-off valves, check valves, regulating valves and the like according to functions thereof, and the variety and specification of the valves are quite various from the simplest stop valves to various valves used in extremely complicated automatic control systems;

the drive mode of present valve is mostly to rotate the control valve through the handle to the valve rod, but this kind of mode is comparatively single, if the component of drive structure appears damaging and will appear unable control valve's phenomenon, needs to turn off the fluid of whole pipeline and maintains or change to the practicality of valve has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel valve drive structure sets up two kinds of drive methods of first drive assembly and second drive assembly inside the casing, can use another a set of reserve drive method to drive when wherein a set of drive method breaks down to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel valve driving structure comprises a valve rod, a valve cover, a first driving shaft and a second driving shaft, wherein the valve rod is rotatably connected to the surface of the valve cover through a rotating seat, a shell is detachably mounted at the top of the valve cover, and a first driving assembly is arranged between the shell and the valve rod;

first drive assembly includes first bevel gear, roating seat, second bevel gear, second drive shaft and second handle, the roating seat is installed to the inside rotation of casing, the one end rigid coupling of second drive shaft is on the surface of roating seat, the one end of second drive shaft runs through in the surface of casing and extends to the external world, just the second handle is installed to the one end of second drive shaft, the top rigid coupling of valve rod has first bevel gear, the surface rigid coupling of second drive shaft has second bevel gear, second bevel gear and first bevel gear intermeshing.

Preferably, still be provided with second drive assembly between casing and the valve rod, second drive assembly includes the first in command, first drive shaft, first drive gear and second drive gear, the bottom of first drive shaft is rotated and is connected in the top of valve cover, the top of first drive shaft is run through in the surface of casing and is extended to the external world, just the first in command is installed on the top of first drive shaft, the surface rigid coupling of first drive shaft has second drive gear, the surface rigid coupling of valve rod has first drive gear, first drive gear and second drive gear intermeshing.

Preferably, the lateral wall integrated into one piece of casing has the installation foot, the top welding of valve lid has the fixed block, the top of fixed block is provided with the connecting plate, the installation foot block is in the cavity that fixed block, connecting plate and valve lid formed.

Preferably, the connecting plate is connected with the fixing block through a hinge, and the connecting plate is fixedly connected with the mounting feet through locking screws.

Preferably, the bottom of the shell is integrally formed with a positioning column, the top of the valve cover is provided with a positioning hole matched with the positioning column, and the positioning column is inserted into the positioning hole.

Compared with the prior art, the beneficial effects of the utility model are that:

through the setting of first drive assembly and second drive assembly, can drive the second drive shaft through the second handle and rotate, drive through first conical gear and second conical gear drives the valve rod and rotates the switch that realizes the valve, and can also drive first drive shaft through first handle and rotate, drive through first drive gear and second drive gear drives the valve rod and rotates the switch that realizes the valve, can continue to control the valve through another drive mode when damage appears in one of them drive mode, need not to turn-off the fluid of whole pipeline, thereby the practicality of valve has been improved.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the area A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the internal structure of the housing of the present invention.

In the figure: 1. a valve stem; 2. a rotating seat; 3. a valve cover; 4. a housing; 5. a first bevel gear; 6. a rotating base; 7. a first handle; 8. a first drive shaft; 9. a second handle; 10. a second bevel gear; 11. a second drive shaft; 12. a first drive gear; 13. positioning holes; 14. a positioning column; 15. locking the screw; 16. a connecting plate; 17. mounting a foot; 18. a fixed block; 19. a second drive gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a novel valve driving structure comprises a valve rod 1, a valve cover 3, a first driving shaft 8 and a second driving shaft 11;

the valve rod 1 is rotatably connected to the surface of the valve cover 3 through the rotating seat 2, the top of the valve cover 3 is detachably provided with a shell 4, and a first driving assembly is arranged between the shell 4 and the valve rod 1;

the first driving assembly comprises a first bevel gear 5, a rotating seat 6, a second bevel gear 10, a second driving shaft 11 and a second handle 9, the rotating seat 6 is rotatably installed inside the housing 4, one end of the second driving shaft 11 is fixedly connected to the surface of the rotating seat 6, one end of the second driving shaft 11 penetrates through the surface of the housing 4 and extends to the outside, the second handle 9 is installed at one end of the second driving shaft 11, the first bevel gear 5 is fixedly connected to the top end of the valve rod 1, the second bevel gear 10 is fixedly connected to the surface of the second driving shaft 11, the second bevel gear 10 is meshed with the first bevel gear 5, the second driving shaft 11 is driven to rotate by the second handle 9, the second bevel gear 10 is driven to synchronously rotate when the second driving shaft 11 rotates, and the valve rod 1 is driven to rotate by the meshing of the second bevel gear 10 and the first bevel gear 5, so that the valve is opened and closed;

a second driving assembly is further arranged between the shell 4 and the valve rod 1 and comprises a first handle 7, a first driving shaft 8, a first driving gear 12 and a second driving gear 19, the bottom end of the first driving shaft 8 is rotatably connected to the top of the valve cover 3, the top end of the first driving shaft 8 penetrates through the surface of the shell 4 and extends to the outside, the first handle 7 is mounted at the top end of the first driving shaft 8, the second driving gear 19 is fixedly connected to the surface of the first driving shaft 8, the first driving gear 12 is fixedly connected to the surface of the valve rod 1, the first driving gear 12 is meshed with the second driving gear 19, the first driving shaft 8 is driven to rotate through the first handle 7, the second driving gear 19 is driven to synchronously rotate when the first driving shaft 8 rotates, at the moment, the second driving gear 19 drives the valve rod 1 to rotate through the first driving gear 12, and the valve is opened and closed;

the side wall of the shell 4 is integrally formed with a mounting foot 17, a fixing block 18 is welded at the top of the valve cover 3, a connecting plate 16 is arranged at the top of the fixing block 18, the mounting foot 17 is clamped in a cavity formed by the fixing block 18, the connecting plate 16 and the valve cover 3, the connecting plate 16 is connected with the fixing block 18 through a hinge, the connecting plate 16 is fixedly connected with the mounting foot 17 through a locking screw 15, the connection between the shell 4 and the valve cover 3 is realized through the mounting foot 17 and the connecting plate 16, and the hinge between the connecting plate 16 and the fixing block 18 can enable the connecting plate 16 to rotate at the top of the fixing block 18, so that the shell 4 can be mounted and dismounted;

the bottom of casing 4 integrated into one piece has reference column 14, and the top of valve lid 3 is seted up with reference column 14 assorted locating hole 13, and reference column 14 pegs graft in the inside of locating hole 13, and reference column 14 and locating hole 13 can play the effect of location when casing 4 and valve lid 3 installation to installation and fixed between valve lid 3 and the casing 4.

When the valve is controlled, the first driving shaft 8 is driven to rotate through the first handle 7, the second driving gear 19 can be driven to synchronously rotate when the first driving shaft 8 rotates, at the moment, the second driving gear 19 can drive the valve rod 1 to rotate through the first driving gear 12, further, the valve is switched on and off, if the second driving assembly is damaged, the second driving shaft 11 can be driven to rotate through the second handle 9, the second driving shaft 11 can drive the second bevel gear 10 to synchronously rotate when rotating, further, the valve rod 1 is driven to rotate through the meshing of the second bevel gear 10 and the first bevel gear 5, the valve is switched on and off, the valve rod 1 can be driven by two driving modes, and even if one driving mode fails, the valve can be driven by the other driving mode.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a novel valve drive structure, includes valve rod (1), valve cap (3), first drive shaft (8) and second drive shaft (11), its characterized in that: the valve rod (1) is rotatably connected to the surface of the valve cover (3) through the rotating seat (2), the top of the valve cover (3) is detachably provided with a shell (4), and a first driving assembly is arranged between the shell (4) and the valve rod (1);

first drive assembly includes first bevel gear (5), roating seat (6), second bevel gear (10), second drive shaft (11) and second handle (9), roating seat (6) are installed to the internal rotation of casing (4), the one end rigid coupling of second drive shaft (11) is on the surface of roating seat (6), the one end of second drive shaft (11) runs through in the surface of casing (4) and extends to the external world, just second handle (9) are installed to the one end of second drive shaft (11), the top rigid coupling of valve rod (1) has first bevel gear (5), the surface rigid coupling of second drive shaft (11) has second bevel gear (10), second bevel gear (10) and first bevel gear (5) intermeshing.

2. The novel valve actuating structure of claim 1, wherein: still be provided with second drive assembly between casing (4) and valve rod (1), second drive assembly includes first handle (7), first drive shaft (8), first drive gear (12) and second drive gear (19), the bottom of first drive shaft (8) is rotated and is connected in the top of valve lid (3), the top of first drive shaft (8) is run through in the surface of casing (4) and is extended to the external world, just first handle (7) are installed on the top of first drive shaft (8), the surface rigid coupling of first drive shaft (8) has second drive gear (19), the surface rigid coupling of valve rod (1) has first drive gear (12), first drive gear (12) and second drive gear (19) intermeshing.

3. The novel valve actuating structure of claim 1, wherein: the side wall integrated into one piece of casing (4) has installation foot (17), the top welding of valve lid (3) has fixed block (18), the top of fixed block (18) is provided with connecting plate (16), installation foot (17) block is in the cavity of fixed block (18), connecting plate (16) and valve lid (3) formation.

4. A novel valve actuating structure according to claim 3, wherein: the connecting plate (16) is connected with the fixing block (18) through a hinge, and the connecting plate (16) is fixedly connected with the mounting foot (17) through a locking screw (15).

5. The novel valve actuation structure of claim 4, wherein: the positioning structure is characterized in that a positioning column (14) is integrally formed at the bottom of the shell (4), a positioning hole (13) matched with the positioning column (14) is formed in the top of the valve cover (3), and the positioning column (14) is inserted into the positioning hole (13).

Images