CN220396500U

CN220396500U - Silt-proof butterfly valve

Info

Publication number: CN220396500U
Application number: CN202322029328.3U
Authority: CN
Inventors: 杨乐华; 仲济强; 李玉祥; 杨福荣
Original assignee: Shanghai Youli Water Pipe Co ltd
Current assignee: Shanghai Youli Water Pipe Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-01-26
Anticipated expiration: 2033-07-31

Abstract

The utility model belongs to the technical field of butterfly valves, and particularly relates to a silt-preventing butterfly valve, which comprises a sleeve, wherein a through hole is fixedly formed in the inner wall of the sleeve, a valve rod is sleeved on the through hole, the bottom end of the valve rod is fixedly connected with the outer wall of a valve plate, the valve plate is fixedly arranged as the outer wall of a circular plate valve plate, and two arc-shaped baffles are fixedly arranged. Through setting up elastic baffle, elastic baffle is slope template that one side is low on one side, and then makes when the valve plate closes, and the valve plate laminates along elastic baffle's slope and sheathed tube inner wall, and the elastic baffle receives extrusion shrink after the laminating, and then make the sleeve pipe be inseparabler with the connection of valve plate, thereby can be better block, and when the valve plate is opened, elastic baffle is blocked the half that the valve plate receives the impact and can block the valve rod, and then the inside that makes valve rod and valve plate can not receive the silt erosion and then cause the condition that influences such as jam to use, thereby the convenience and the practicality of equipment have been improved.

Description

Silt-proof butterfly valve

Technical Field

The utility model belongs to the technical field of butterfly valves, and particularly relates to a silt-preventing butterfly valve.

Background

The butterfly valve is also called as a flap valve, and is a regulating valve with simple structure, the butterfly valve capable of being used for the on-off control of low-pressure pipeline medium is a valve in which a closing member is a disc and rotates around a valve shaft to achieve the opening and closing, and the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive mediums, slurry, oil products, liquid metal, radioactive mediums and the like. The pipe is mainly used for cutting and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly valve opening and closing piece in the valve body, so that the purpose of opening and closing or adjusting is achieved.

The current butterfly valve does not possess the effect of preventing silt in the in-process of using, and a large amount of silt is when the butterfly valve, causes silt to get into in the junction of valve rod and valve body easily, causes the valve rod to rotate the difficulty, has increased the frictional force of silt and valve rod simultaneously, influences the life of butterfly valve, and current butterfly valve lubrication difficulty in addition uses for a long time and causes the friction increase between the gear, influences butterfly valve availability factor, consequently we provide a prevent silt type butterfly valve.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an anti-silt butterfly valve for solving the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a prevent silt type butterfly valve, includes the sleeve pipe, through-hole and through-hole sleeve joint valve rod have been seted up to the fixed inner wall of sleeve pipe, the outer wall of the bottom fixed connection valve plate of valve rod, the fixed circular plate that establishes of valve plate the outer wall of valve plate is fixed to be equipped with arc baffle, arc baffle is fixed to be equipped with two.

Preferably, the outer wall of the valve plate is fixedly provided with an elastic baffle, the elastic baffle is a slope-type arc plate with one side being low and the other side being high, the inner wall of the elastic baffle is attached to the outer wall of the valve plate, and the elastic baffle is fixedly connected with two ends of the arc-shaped baffle.

Preferably, the outer wall of the sleeve is fixedly provided with a mounting seat and a fixing seat, the fixing seat is provided with two inclined plates and is fixedly provided with two inclined plates, and the mounting seat is provided with a round seat.

Preferably, the fixed connecting rod that is equipped with in top surface of mount pad, the fixed connecting seat that is equipped with in top surface of connecting rod, the bottom surface of control mechanism is located to the fixed locating of connecting seat, the fixed reinforcing rod that is equipped with of outer wall of connecting rod, the reinforcing rod is fixed to be equipped with two and all establishes to the arc pole.

Preferably, a rotating rod is fixedly arranged on one side of the control mechanism, an internal thread is fixedly arranged in the rotating rod, the inner wall of the rotating rod is fixedly provided with an external thread which is fixedly arranged on the outer wall of the valve wheel through the internal thread, and a locking pin is fixedly arranged on the top surface of the control mechanism.

Preferably, a connecting flange is fixedly arranged on one surface of the sleeve, one connecting flange and two connecting flanges are respectively fixedly arranged on two surfaces of the sleeve, and a plurality of ventilation holes are fixedly formed in each connecting flange.

The utility model provides a silt-proof butterfly valve, which has the following beneficial effects:

1. according to the utility model, the arc-shaped baffle is arranged, the valve plate is a circular plate, so that the valve plate is more attached to the inner wall of the sleeve, the arc-shaped baffle is arranged on one half side of the valve plate which can not directly receive impact when being opened, and the outer wall of the arc-shaped baffle is attached to the inner wall of the sleeve, so that the arc-shaped baffle can be better blocked when the valve plate is closed, and the practicability and the tightness of the device are improved. Through setting up elastic baffle, elastic baffle is slope template that one side is low on one side, and then makes when the valve plate closes, and the valve plate laminates along elastic baffle's slope and sheathed tube inner wall, and the elastic baffle receives extrusion shrink after the laminating, and then make the sleeve pipe be inseparabler with the connection of valve plate, thereby can be better block, and when the valve plate is opened, elastic baffle is blocked the half that the valve plate receives the impact and can block the valve rod, and then the inside that makes valve rod and valve plate can not receive the silt erosion and then cause the condition that influences such as jam to use, thereby the convenience and the practicality of equipment have been improved.

2. According to the utility model, through the arrangement of the locking pin, when the device is used, a worker can install the valve wheel and the rotating rod through the internal thread of the external thread threaded connection, and then after the installation is completed, the rotating rod can be driven to rotate through the rotation of the valve wheel, so that the toothed bar in the control mechanism is driven to rotate, the valve rod connected with the toothed bar is driven to rotate through the rotation of the toothed bar, the effect of controlling the valve plate is further achieved, and then the toothed bar is locked through the locking pin, so that the fixing effect of the valve plate is more stable, and the convenience of the device and the stability of the structure are improved.

Drawings

FIG. 1 is a right-side view overall structure schematic diagram of the present utility model;

FIG. 2 is a left-hand overall schematic of the present utility model;

FIG. 3 is a schematic view of the right-down view structure of the present utility model;

fig. 4 is a schematic view of the valve plate structure of the present utility model.

In the figure: 1. a sleeve; 2. a connecting flange; 3. ventilation holes; 4. a fixing seat; 5. a mounting base; 6. a connecting rod; 7. a connecting seat; 8. a reinforcing rod; 9. a control mechanism; 10. a locking pin; 11. a rotating rod; 12. an external thread; 13. a valve wheel; 14. a valve plate; 15. a valve stem; 16. an arc baffle; 17. an elastic baffle.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a prevent silt formula butterfly valve, includes sleeve pipe 1, sleeve pipe 1's the fixed through-hole of seting up of inner wall and through-hole cup joints valve rod 15, the outer wall of the bottom fixed connection valve plate 14 of valve rod 15, the fixed arc baffle 16 that is equipped with of outer wall that establishes to circular plate valve plate 14 of valve plate 14, arc baffle 16 is fixed and is equipped with two.

Through setting up the arc baffle 16, valve plate 14 is the circular plate, and then makes valve plate 14 laminate the inner wall of sleeve pipe 1 more, and arc baffle 16 locates valve plate 14 can not directly accept the half limit of impact when opening, and the inner wall of sleeve pipe 1 is laminated to the outer wall of arc baffle 16, and then makes arc baffle 16 can be better when valve plate 14 closes to the practicality and the seal of equipment have been improved.

The outer wall of the valve plate 14 is fixedly provided with an elastic baffle 17, the elastic baffle 17 is a slope-type arc plate with one side being low and the other side being high, the inner wall of the elastic baffle 17 is attached to the outer wall of the valve plate 14, and the elastic baffle 17 is fixedly connected with two ends of the arc-shaped baffle 16.

Through setting up the elastic baffle 17, the elastic baffle 17 is the slope template that one side is low on one side, and then make when valve plate 14 is closed, valve plate 14 laminates with the inner wall of sleeve pipe 1 along the slope of elastic baffle 17, and the elastic baffle 17 receives extrusion shrink after the laminating, and then make the sleeve pipe 1 inseparabler with the connection of valve plate 14, thereby can be better block, and when valve plate 14 opens, elastic baffle 17 is blocked the half limit that valve plate 14 received the impact and can block valve rod 15, and then make the inside of valve rod 15 and valve plate 14 can not receive silt erosion and then cause the condition that influences such as jam to use, thereby the convenience and the practicality of equipment have been improved.

The outer wall of the sleeve 1 is fixedly provided with a mounting seat 5 and a fixing seat 4, the fixing seat 4 is provided with two inclined plates and two fixing seats, and the mounting seat 5 is provided with a round seat.

The fixed connecting rod 6 that is equipped with in top surface of mount pad 5, the fixed connecting seat 7 that is equipped with in top surface of connecting rod 6, the fixed bottom surface of locating control mechanism 9 of connecting seat 7, the fixed reinforcing rod 8 that is equipped with of outer wall of connecting rod 6, reinforcing rod 8 are fixed to be equipped with two and all establish to the arc pole.

Through setting up stiffener 8, connecting rod 6 and sleeve pipe 1 are connected respectively at stiffener 8's both ends, and then make sleeve pipe 1 structure behind the installation more firm, stiffener 8 can play the effect of reinforcement to sleeve pipe 1 to the steadiness of the structure of equipment has been improved.

One side of the control mechanism 9 is fixedly provided with a rotating rod 11, the inside of the rotating rod 11 is hollow, the inner wall of the rotating rod is fixedly provided with internal threads, the outer wall of the valve wheel 13 is fixedly provided with external threads 12 through the internal threads, and the top surface of the control mechanism 9 is fixedly provided with a locking pin 10.

Through setting up locking pin 10, the staff can install valve wheel 13 and bull stick 11 through external screw thread 12 threaded connection internal screw thread when equipment is used, and then the rotation of both accessible valve wheel 13 drives bull stick 11 rotation after the installation to drive the inside rack rotation of control mechanism 9, thereby drive the valve rod 15 rotation of being connected with it through the rotation of rack, and then reach the effect of control valve plate 14, then lock the rack through locking pin 10, thereby make the fixed effect of valve plate 14 more firm, thereby the convenience of equipment and the steadiness of structure have been improved.

One surface of the sleeve 1 is fixedly provided with a connecting flange 2, one connecting flange 2 is fixedly arranged on two surfaces of the sleeve 1 respectively, and a plurality of ventilation holes 3 are fixedly formed in the two connecting flanges 2.

Specific use and action of the embodiment: during the use of the equipment, the staff can install valve wheel 13 and bull stick 11 through the internal thread of external screw thread 12 threaded connection, then the rotation of accessible valve wheel 13 both drives bull stick 11 rotation after the installation, thereby drive the inside rack rotation of control mechanism 9, thereby the rotation of rack drives the valve rod 15 of being connected with it, and then reach the effect of control valve plate 14, then lock the rack through locking pin 10, thereby make the fixed effect of valve plate 14 more firm, elastic baffle 17 is the sloping template that one side is low on one side, and then make when valve plate 14 is closed, valve plate 14 is laminated along the slope of elastic baffle 17 with the inner wall of sleeve pipe 1, and laminating back elastic baffle 17 receives the extrusion shrink, and then make sleeve pipe 1 and valve plate 14 be connected more inseparabler, thereby can better stop, and when valve plate 14 opens, elastic baffle 17 blocks valve plate 14 and can block valve rod 15 by the half of impact, and then make the inside of valve rod 15 and valve plate 14 can not receive silt and cause the condition that blocks up etc. to influence use, and then 14 is circular plate, and then make valve plate 14 laminate sleeve pipe 1's slope and inner wall 1 and the inner wall 16 can not be closed when the arc-shaped baffle 16 is opened, and arc-shaped baffle 16 can be more directly closed when the arc-shaped baffle plate 16 is opened.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a prevent silt formula butterfly valve, includes sleeve pipe (1), its characterized in that: the inner wall of sleeve pipe (1) is fixed to be offered the through-hole and the through-hole cup joints valve rod (15), the outer wall of bottom fixed connection valve plate (14) of valve rod (15), the fixed circular plate that establishes of valve plate (14) the outer wall of valve plate (14) is fixed and is equipped with arc baffle (16), arc baffle (16) are fixed and are equipped with two.

2. The silt preventing butterfly valve of claim 1 wherein: the outer wall of the valve plate (14) is fixedly provided with an elastic baffle (17), the elastic baffle (17) is a slope-type arc plate with one side being low and the other side being high, the inner wall of the elastic baffle (17) is attached to the outer wall of the valve plate (14), and the elastic baffle (17) is fixedly connected with two ends of the arc-shaped baffle (16).

3. The silt preventing butterfly valve of claim 1 wherein: the outer wall of the sleeve (1) is fixedly provided with a mounting seat (5) and a fixing seat (4), the fixing seat (4) is provided with two inclined plates and is fixedly provided with two inclined plates, and the mounting seat (5) is provided with a round seat.

4. A silt preventing butterfly valve according to claim 3 wherein: the fixed connecting rod (6) that is equipped with in top surface of mount pad (5), the fixed connecting seat (7) that is equipped with in top surface of connecting rod (6), the bottom surface of control mechanism (9) is located in fixed locating of connecting seat (7), the fixed reinforcing rod (8) that is equipped with of outer wall of connecting rod (6), reinforcing rod (8) are fixed and are equipped with two and all establish to the arc pole.

5. The silt preventing butterfly valve of claim 4 wherein: the automatic locking device is characterized in that a rotating rod (11) is fixedly arranged on one side of the control mechanism (9), an inner thread is fixedly arranged in the rotating rod (11) in a hollowed-out mode, the inner wall of the rotating rod is fixedly provided with an outer thread (12) which is fixedly arranged on the outer wall of the valve wheel (13) through the inner thread in a threaded connection mode, and a locking pin (10) is fixedly arranged on the top surface of the control mechanism (9).

6. The silt preventing butterfly valve of claim 1 wherein: one surface of the sleeve (1) is fixedly provided with a connecting flange (2), one connecting flange (2) is fixedly arranged on two surfaces of the sleeve (1) respectively, and a plurality of ventilation holes (3) are fixedly formed in the connecting flange (2).