CN220016246U

CN220016246U - Eccentric hemisphere valve

Info

Publication number: CN220016246U
Application number: CN202321154084.5U
Authority: CN
Inventors: 方晓群
Original assignee: Zhejiang Jiangong Valve Manufacturing Co ltd
Current assignee: Zhejiang Jiangong Valve Manufacturing Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-11-14
Anticipated expiration: 2033-05-11

Abstract

The utility model relates to the technical field of eccentric hemispherical valves, in particular to an eccentric hemispherical valve which comprises a ball valve body, a connecting pipe and a self-locking device, wherein the top end of the ball valve body is fixedly connected with a mounting plate through bolts, mounting frames are fixedly arranged on two sides of the mounting plate, the top end of the mounting frames is fixedly connected with a control device, a rotary valve rod is arranged in the ball valve body, the top end of the rotary valve rod penetrates through the mounting plate and the mounting frames to extend into the control device, a self-locking column moves towards the direction from a lock hole until a clamping plate passes through a clamping groove, the self-locking column passes through the self-lock hole, then the clamping plate is manually rotated by a bearing rotation angle, the clamping plate is propped against two sides of the self-lock hole away from the clamping groove, the self-locking column is prevented from being separated from the self-lock hole, and finally the self-locking device completes self-locking.

Description

Eccentric hemisphere valve

Technical Field

The utility model relates to the technical field of eccentric hemispherical valves, in particular to an eccentric hemispherical valve.

Background

As is well known, the eccentric half ball valve is a novel ball valve category, and has some advantages unique to the self structure, such as no friction of a switch, difficult abrasion of a seal and small opening and closing moment. This reduces the specification of the actuator to be fitted. The medium can be regulated and tightly cut off by being matched with a multi-rotation electric actuating mechanism. The device is widely applicable to the working conditions of petroleum, chemical industry, urban water supply and drainage and the like requiring strict cutting-off.

When the existing eccentric half ball valve is used, the existing eccentric half ball valve is usually fixed with external equipment through bolts, the bolts are easy to rust when fixed for a long time, the existing eccentric half ball valve needs to be disassembled by means of tools, time and labor are wasted, and the inconvenient and rapid disassembly and replacement of the half ball valve are achieved.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an eccentric half ball valve.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an eccentric hemisphere valve, includes ball valve body, connecting pipe and self-locking device, the top of ball valve body is through bolt fixedly connected with mounting panel, the mounting panel both sides are fixed to be provided with the mounting bracket, the top fixedly connected with controlling means of mounting bracket, be provided with the rotation valve rod in the ball valve body, the top of rotation valve rod runs through the mounting panel with the mounting bracket extends to controlling means's inside, one side of controlling means is provided with the carousel through the movable sleeve, carousel output with the rotation valve rod passes through inside gear engagement and is connected, the valve port has all been seted up at the both ends of ball valve body, the cover is provided with first ring flange on the valve port, be provided with the second ring flange on the connecting pipe, the self-locking device includes the auto-lock box, be provided with the cavity in the auto-lock box, the one end of auto-lock box is provided with the through-hole, the through-hole runs through the cavity inner bottom swing joint has the fly leaf, the fixed movable column that is provided with on the fly leaf column, the top of fly column runs through the through-leaf column to the through-hole the cavity is connected with the inside gear engagement, the left side cartridge has the self-lock groove is provided with the second ring flange, the self-lock groove is kept away from the self-lock groove is even.

In order to ensure good supporting performance of the self-locking device and prevent the clamping plate from deviating, the utility model is improved in that the left end and the right end of the movable plate are provided with supporting springs, one ends of the supporting springs are fixedly connected with the movable plate, the other ends of the supporting springs are connected with the top wall of the cavity, one end, close to the connecting pipe, of the second flange plate is provided with a clamping groove, and the clamping groove is matched with the clamping plate.

In order to enable the first flange plate and the second flange plate to be connected and sealed, the utility model is improved in that a sealing strip is arranged at the joint of the first flange plate and the second flange plate, and the sealing strip is made of rubber.

In order to facilitate self-locking of the self-locking box, the utility model is improved in that a pull ring is fixedly connected with the top tube of the movable column through the through hole.

In order to ensure that the strength performance of the supporting spring is good, the utility model is improved in that the supporting spring is an alloy spring.

In order to ensure that the valve port is firmly connected with the connecting pipe, the utility model is improved in that the self-locking device is provided with a plurality of groups and is movably connected with the self-locking holes.

(III) beneficial effects

Compared with the prior art, the utility model provides the eccentric half ball valve, which has the following beneficial effects:

according to the eccentric half ball valve, through the self-locking device, the pull ring drives the movable column and the movable plate drives the self-locking column to shrink, the supporting spring shrinks under the external action, the first flange plate is in butt joint with the second flange plate, the pull ring is loosened, the supporting spring stretches, the self-locking column stretches into the self-locking hole, the clamping plate enters the clamping groove, the clamping plate is manually rotated through the bearing, the clamping plate is rotated by 90 degrees to enable the clamping plate to be clamped with the clamping groove, under the action of the supporting spring, the movable plate is supported, and therefore the self-locking column is driven to limit the clamping plate, the clamping plate is prevented from being separated from the clamping groove.

Drawings

FIG. 1 is a schematic view of a first angular perspective structure of the present utility model;

FIG. 2 is a schematic view of a second angle perspective structure of the present utility model;

FIG. 3 is a schematic view of a third angular perspective structure of the present utility model;

FIG. 4 is a schematic view showing a semi-cut perspective structure of the self-locking device of the present utility model.

In the figure: 1. a ball valve body; 2. a connecting pipe; 3. a bolt; 4. a mounting plate; 5. a mounting frame; 6. a control device; 7. rotating the valve rod; 8. a movable sleeve; 9. a turntable; 10. a valve port; 11. a first flange; 12. a second flange; 13. a self-locking box; 14. a chamber; 15. a through hole; 16. a movable plate; 17. a movable column; 18. a self-locking column; 19. a bearing; 20. a clamping plate; 21. self-locking holes; 22. a clamping groove; 23. a support spring; 24. a clamping groove; 25. and (5) a pull ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an eccentric half ball valve comprises a ball valve body 1, a connecting pipe 2 and a self-locking device, wherein the top end of the ball valve body 1 is fixedly connected with a mounting plate 4 through bolts 3, two sides of the mounting plate 4 are fixedly provided with mounting frames 5, the top end of the mounting frames 5 is fixedly connected with a control device 6, a rotary valve rod 7 is arranged in the ball valve body 1, the top end of the rotary valve rod 7 penetrates through the mounting plate 4 and the mounting frames 5 to extend into the control device 6, one side of the control device 6 is provided with a rotary disc 9 through a movable sleeve 8, the output end of the rotary disc 9 is meshed with the rotary valve rod 7 through an internal gear, two ends of the ball valve body 1 are provided with valve ports 10, a first flange 11 is sleeved on the valve ports 10, a second flange 12 is arranged on the connecting pipe 2, the first flange 11 is connected with the second flange 12 through the self-locking device, the self-locking device comprises a self-locking box 13, a cavity 14 is arranged in the self-locking box 13, a through hole 15 is arranged at one end of the self-locking box 13, the through hole 15 penetrates through the cavity 14, a movable plate 16 is movably connected at the inner bottom end of the cavity 14, a movable column 17 is fixedly arranged on the movable plate 16, the top end of the movable column 17 penetrates through the through hole 15 and extends out of the cavity 14, the bottom end of the movable column 17 penetrates through the movable plate 16 and is connected with a self-locking column 18, a clamping plate 20 is arranged at the bottom end of the self-locking column 18 through a bearing 19, a plurality of groups of self-locking holes 21 which are uniformly arranged are formed in the end, far away from the through hole 15, of the self-locking box 13, of the first flange plate 11 and the second flange plate 12, the self-locking holes 21 are matched with the self-locking column 18, clamping grooves 22 are formed in the left end and the right end of the self-locking holes 21, the clamping groove 22 is matched with the clamping plate 20, in the embodiment, when the device is used, acting force is applied to the turntable 9, then the acting force applied to the turntable 9 is transmitted to the rotary valve rod 7 through the control device 6, the rotary valve rod 7 rotates along with the rotation of the turntable 9, so that the hemispherical valve in the ball valve body 1 is driven to rotate to realize the opening and closing of the valve port 10, when the distance between the hemispherical valve and the valve port 10 is bigger and bigger, the water outlet speed is faster and faster, when the distance between the hemispherical valve and the valve port 10 is smaller and bigger, the water outlet speed is slower and slower until the hemispherical valve and the valve port 10 are mutually matched, the water valve is closed, the water flow speed and the water valve closing are controlled by the arrangement of the hemispherical valve, the water flow is prevented or too slow, the water delivery is influenced, the rotation of the hemispherical valve body 1 is driven by the arrangement of the rotary valve rod 7, the closing of the water valve is controlled, when the valve port 10 is connected with the connecting pipe 2, the movable column 17 is manually pulled to extend out of one end outside the through hole 15, the movable column 17 drives the movable plate 16 to move towards the through hole 15 on the inner side wall of the cavity 14, the self-locking column 18 drives the bearing 19 and the clamping plate 20 to retract into the through hole 15, the clamping plate 20 is prevented from being blocked outside the through hole 15 when being contracted, the first flange 11 is aligned with the second flange 12, the self-locking hole 21 is opposite to the self-locking hole 21, then the self-locking column 18 is aligned with the self-locking hole 21, the clamping plate 20 is aligned with the clamping groove 22, then the pull ring 25 is pushed downwards, the self-locking column 18 is then moved towards the direction of the self-locking hole 21 until the clamping plate 20 passes through the clamping groove 22, the self-locking column 18 passes through the self-locking hole 21, then the clamping plate 20 is manually rotated by the rotation degree of the bearing 19, the clamping plate 20 is enabled to be propped against two sides of the self-locking hole 21 away from the clamping groove 22, the self-locking column 18 is prevented from being separated from the self-locking hole 21, and finally the self-locking device completes self locking, the connection between the first valve port 10 and the connecting pipe 2 can be realized without any tool.

In the in-service use, the condition that self-locking device supporting property is poor and prevent cardboard 20 off tracking easily appears easily, in order to solve this problem, in this embodiment, the both ends are provided with supporting spring 23 about fly leaf 16, supporting spring 23's one end with fly leaf 16 fixed connection, supporting spring 23's the other end with the cavity 14 roof is connected, second ring flange 12 is close to the one end of connecting pipe 2 has seted up block groove 24, block groove 24 with cardboard 20 adaptation, insert the self-locking post 18 from behind the lockhole 21 that is provided with on first ring flange 11 and the second ring flange 12, through bearing 19 90 degrees rotations, make cardboard 20 and block groove 24 be connected, under supporting spring 23's effect, support fly leaf 16 to drive self-locking post 18 and restrict cardboard 20, prevent that cardboard 20 from breaking away from block groove 24.

In the in-service use process, the condition that the sealing performance of the connection between the first flange plate 11 and the second flange plate 12 is poor easily appears, in order to solve this problem, in this embodiment, the connection position between the first flange plate 11 and the second flange plate 12 is provided with a sealing strip, and the sealing strip is made of rubber.

In the practical use process, the situation that the staff is inconvenient to perform self-locking on the self-locking box 13 easily appears, and in order to solve this problem, in this embodiment, the top tube of the movable column 17 is fixedly connected with a pull ring 25 through the through hole 15.

Preferably, in this embodiment, the supporting spring 23 is an alloy spring.

In the practical use process, a single set of self-locking devices does not firmly connect the valve port 10 with the connecting pipe 2, and in order to solve this problem, in this embodiment, a plurality of sets of self-locking devices are provided and are all movably connected with a plurality of sets of self-locking holes 21.

In order to describe the possible application scenarios, technical principles, practical embodiments, and the like of the present utility model in detail, the following description is made with reference to the specific embodiments and the accompanying drawings. The embodiments described herein are only for more clearly illustrating the technical aspects of the present utility model, and thus are only exemplary and not intended to limit the scope of the present utility model.

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

Claims

1. The utility model provides an eccentric half ball valve, includes ball valve body (1), connecting pipe (2) and self-locking device, its characterized in that: the ball valve is characterized in that the top end of the ball valve body (1) is fixedly connected with a mounting plate (4) through bolts (3), mounting frames (5) are fixedly arranged on two sides of the mounting plate (4), a control device (6) is fixedly connected with the top end of the mounting frame (5), a rotary valve rod (7) is arranged in the ball valve body (1), the top end of the rotary valve rod (7) penetrates through the mounting plate (4) and the mounting frame (5) to extend into the control device (6), a turntable (9) is arranged on one side of the control device (6) through a movable sleeve (8), the output end of the rotary table (9) is connected with the rotary valve rod (7) through internal gear engagement, valve ports (10) are respectively arranged at two ends of the ball valve body (1), a first flange plate (11) is sleeved on the valve ports (10), a second flange plate (12) is arranged on the connecting pipe (2), the first flange plate (11) is connected with the second flange plate (12) through a self-locking device, the self-locking device comprises a self-locking box (13), a cavity (14) is arranged in the self-locking box (13), a through hole (15) is arranged at one end of the self-locking box (13), the through hole (15) penetrates through the cavity (14), the utility model discloses a self-locking device for the solar cell, including cavity (14), bottom swing joint has fly leaf (16), the fixed movable column (17) that is provided with on fly leaf (16), the top of movable column (17) is link up through-hole (15) extends to outside cavity (14), the bottom of movable column (17) is run through fly leaf (16) is connected with auto-lock post (18), the bottom of auto-lock post (18) is provided with cardboard (20) through bearing (19), self-locking box (13) are kept away from all offer on one end, first ring flange (11) and the second ring flange (12) of through-hole (15) even multiunit from lockhole (21), auto-lock hole (21) with auto-lock post (18) adaptation, draw-in groove (22) have been seted up at both ends about auto-lock hole (21), draw-in groove (22) with cardboard (20) adaptation.

2. An eccentric hemi-ball valve as in claim 1 wherein: the left end and the right end of the movable plate (16) are provided with supporting springs (23), one ends of the supporting springs (23) are fixedly connected with the movable plate (16), the other ends of the supporting springs (23) are connected with the top wall of the cavity (14), the second flange plate (12) is close to one end of the connecting pipe (2) and provided with a clamping groove (24), and the clamping groove (24) is matched with the clamping plate (20).

3. An eccentric hemi-ball valve as in claim 2 wherein: the sealing strip is arranged at the joint of the first flange plate (11) and the second flange plate (12), and is made of rubber.

4. An eccentric hemi-ball valve as in claim 3 wherein: the top end pipe of the movable column (17) is fixedly connected with a pull ring (25) through the through hole (15).

5. An eccentric hemi-ball valve as in claim 4 wherein: the supporting spring (23) is an alloy spring.

6. An eccentric hemi-ball valve as in claim 5 wherein: the self-locking devices are provided with a plurality of groups and are movably connected with the self-locking holes (21).