CN218913767U

CN218913767U - Quick-connection butterfly valve for pipeline

Info

Publication number: CN218913767U
Application number: CN202223078729.XU
Authority: CN
Inventors: 季旭爽; 叶学晓
Original assignee: Jiangsu Huavalve Technology Co ltd
Current assignee: Jiangsu Huavalve Technology Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-04-25
Anticipated expiration: 2032-11-18

Abstract

The utility model discloses a pipeline quick-connection butterfly valve, which relates to the technical field of butterfly valves and comprises a valve rod, wherein the outer wall of the valve rod is fixedly connected with a bearing sleeve, the top of the valve rod is movably connected with a valve head rotating wheel, the outer wall of the bearing sleeve is fixedly connected with a fixed column, the bottom of the fixed column is provided with a pin slot, the inner wall of the pin slot is movably connected with a first fixed pin, the bottom of the first fixed pin is fixedly connected with a first special-shaped movable column, the bottom of the first special-shaped movable column is provided with a movable slot, the inner wall of the movable slot is attached with a movable pin, the bottom of the movable pin is provided with a movable through hole, and the outer wall of the movable pin is movably connected with a second special-shaped movable column. The quick-connection butterfly valve for the pipeline provided by the utility model can realize the function of the butterfly valve with a simple structure, can control the flow rate, can be convenient to overhaul and maintain, saves manpower and material resources to a great extent, and has a good use effect.

Description

Quick-connection butterfly valve for pipeline

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a pipeline quick-connection butterfly valve.

Background

The butterfly valve is also called as a flap valve, and is a regulating valve with simple structure, and 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 (a valve clack or a butterfly plate) is a disc and rotates around a valve shaft to achieve 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.

For example, the Chinese patent publication No. CN202011590729.0 discloses the following technical scheme: the utility model provides a pipeline connects formula butterfly valve soon, its structure includes the valve body, the valve body upper end is equipped with the drive end, both ends face all is equipped with a ring type pipeline joint constant head tank around the valve body, both ends outer wall all is equipped with a slide rail around the valve body, it is equipped with a plurality of pipeline connecting pieces to slide on the slide rail, pipeline connecting piece lower extreme is equipped with the slip stopper of joining in marriage into the slide rail, pipeline connecting piece middle part is equipped with the fixed orifices, both ends all are equipped with one with the communicating effect groove of slide rail about the pipeline connecting piece, the effect inslot is equipped with the restriction pole in the slip, be equipped with reset spring between restriction pole top and the effect groove top, the pipeline connecting piece outside is equipped with the stop bolt who joins in marriage the effect groove, the stop bolt tip runs through in the restriction pole, the restriction pole bottom is equipped with the anti-skidding fixture block, the slide rail bottom interval is equipped with a plurality of draw-in grooves with anti-skidding fixture block looks block, pipeline connecting piece back end face outer wall is equipped with the sliding groove, the slider that is equipped with on the sliding groove and is joined with the restriction pole.

The following problems exist in the prior art:

1. the reset spring is used for limiting and realizing quick disassembly, so that the self framework is more complex, and labor is consumed during overhaul and maintenance, thereby leading to unchanged use;

2. whether manual or electric butterfly valve, when rotating the runner, can rely on the holding power of pipeline itself to support, under long-time use, can lead to sealed effect variation to lead to revealing, further reduce the result of use of butterfly valve.

Disclosure of Invention

The utility model provides a pipeline quick-connection butterfly valve, which solves the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a pipeline connects formula butterfly valve soon, includes the valve rod, the outer wall fixedly connected with bearing housing of valve rod, the top swing joint of valve rod has the valve head runner, the outer wall fixedly connected with fixed column of bearing housing.

The bottom of fixed column has seted up the cotter way, the inner wall swing joint in cotter way has first fixed pin, the first dysmorphism movable column of bottom fixedly connected with of first fixed pin, the movable groove has been seted up to the bottom of first dysmorphism movable column, the inner wall laminating in movable groove has the movable pin, the activity through-hole has been seted up to the bottom of movable pin, the outer wall swing joint of movable pin has the dysmorphism movable column of second, the top welding of second dysmorphism movable column has the second fixed pin.

The outer wall swing joint of valve rod has the disk seat, the inner wall fixedly connected with first dog of disk seat, the inner wall fixedly connected with second dog of disk seat, the bottom fixedly connected with valve plate of valve rod.

The technical scheme of the utility model is further improved as follows: the bearing housing comprises inner ring, outer lane and ball, and the inner wall of inner ring and the outer wall fixed connection of valve rod, and the outer wall of outer lane and the one end fixed connection of fixed column, and the inner ring passes through ball and outer lane swing joint.

The technical scheme of the utility model is further improved as follows: the shape and the size of the first fixing pin are the same as those of the second fixing pin, and fixing screw holes are formed in the top of the first fixing pin and the top of the second fixing pin.

The technical scheme of the utility model is further improved as follows: the bottom of fixed column has seted up fixed through-hole, and fixed through-hole's shape size and fixed screw's shape size all mutually match.

The technical scheme of the utility model is further improved as follows: the movable groove is an I-shaped movable groove, the movable pin is an I-shaped movable pin, the shape and the size of the I-shaped movable groove are matched with those of the I-shaped movable pin, and the outer wall of the movable pin is mutually attached to the inner wall of the movable groove.

The technical scheme of the utility model is further improved as follows: the first stop block and the second stop block are the same in size, and the first stop block and the second stop block are respectively positioned on the front surface and the back surface of the valve plate.

The technical scheme of the utility model is further improved as follows: the top of valve rod has seted up the screw hole, and the valve rod has the screw thread head through screw hole threaded connection.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. the utility model provides a pipeline quick-connection butterfly valve, which adopts a valve rod, a bearing sleeve, a valve head rotating wheel, a valve seat, a first stop block, a second stop block and a valve plate, can realize the function of the butterfly valve with a simple structure, can control the flow rate, can be convenient to overhaul and maintain, saves manpower and material resources to a great extent, and has good use effect.

2. The utility model provides a pipeline quick-connection butterfly valve, which adopts the arrangement of a fixed column, a pin groove, a first special-shaped movable column, a movable pin and a second special-shaped movable column, and when a rotating wheel is rotated, the first special-shaped movable column and the second special-shaped movable column are supported on the outer wall of a pipeline flange, so that the support can not be carried out by the supporting force of a pipeline, the sealing effect can not be deteriorated in the use process, the relative acting force of the pipeline is reduced, the service life of the butterfly valve is prolonged, and the use effect is good.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic illustration of the valve head runner and valve plate connection of the present utility model;

FIG. 3 is a schematic view of the connection of the movable pin and the second special-shaped movable column of the present utility model;

FIG. 4 is a schematic view of a valve seat structure according to the present utility model;

FIG. 5 is an enlarged schematic view of the utility model at A in FIG. 1;

FIG. 6 is an enlarged schematic view of the utility model at B in FIG. 1;

fig. 7 is an enlarged schematic view of fig. 3 at C in accordance with the present utility model.

In the figure: 1. a valve stem; 2. a bearing sleeve; 3. valve head rotating wheel; 4. fixing the column; 5. a pin slot; 6. a first fixing pin; 7. a fixing through hole; 8. a first profiled movable column; 9. a movable groove; 10. a movable pin; 11. a movable through hole; 12. a second special-shaped movable column; 13. a second fixing pin; 14. fixing the screw holes; 15. a valve seat; 16. a first stopper; 17. a second stopper; 18. a valve plate; 19. a thread head.

Detailed Description

The utility model is further illustrated by the following examples:

example 1

As shown in fig. 1-7, the utility model provides a pipeline quick-connection butterfly valve, which comprises a valve rod 1, wherein the outer wall of the valve rod 1 is fixedly connected with a bearing sleeve 2, the top of the valve rod 1 is movably connected with a valve head rotating wheel 3, and the outer wall of the bearing sleeve 2 is fixedly connected with a fixed column 4.

The bottom of fixed column 4 has seted up cotter way 5, the inner wall swing joint in cotter way 5 has first fixed pin 6, the first dysmorphism movable column 8 of bottom fixedly connected with of first fixed pin 6, movable groove 9 has been seted up to the bottom of first dysmorphism movable column 8, movable pin 10 has been laminated to the inner wall in movable groove 9, movable through-hole 11 has been seted up to the bottom of movable pin 10, the outer wall swing joint of movable pin 10 has second dysmorphism movable column 12, the top welding of second dysmorphism movable column 12 has second fixed pin 13.

The outer wall swing joint of valve rod 1 has disk seat 15, and disk seat 15's inner wall fixedly connected with first dog 16, disk seat 15's inner wall fixedly connected with second dog 17, and valve rod 1's bottom fixedly connected with valve plate 18.

In this embodiment, bearing housing 2 comprises inner circle, outer lane and ball, and the outer wall fixed connection of inner circle and valve rod, and the outer wall of outer lane and the one end fixed connection of fixed column 4, and the inner circle passes through ball and outer lane swing joint, first dysmorphism movable column 8 and second dysmorphism movable column 12 are fixed at the pipeline flange outer wall, can not influence the butterfly valve at the inside work of pipeline with the transmission of bearing housing 2, can guarantee the sealed effect of butterfly valve, the shape size of first fixed pin 6 is the same with the shape size of second fixed pin 13, and fixed screw 14 has all been seted up at the top of first fixed pin 6 and the top of second fixed pin 13, fixed through-hole 7 has been seted up to the bottom of fixed column 4, and fixed through-hole 7's shape size and fixed screw 14 homoenergetic mutually matches, through fixed screw 14 and fixed through-hole 7, can fix first dysmorphism movable column 8 and second dysmorphism movable column 12 at the pipeline flange outer wall, when simple structure, people's operating time has also been very convenient in use, people's operating time has been practiced thrift.

Example 2

As shown in fig. 1-7, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the movable groove 9 is an I-shaped movable groove, the movable pin 10 is an I-shaped movable pin, the shape and the size of the I-shaped movable groove are matched with those of the I-shaped movable pin, and the outer wall of the movable pin 10 is mutually attached to the inner wall of the movable groove 9.

In the embodiment, the I-shaped movable groove and the I-shaped movable pin are matched with each other, so that the use effect can be better ensured.

Preferably, the first stopper 16 and the second stopper 17 have the same size, and the first stopper 16 and the second stopper 17 are respectively located on the front surface and the back surface of the valve plate 18.

In this embodiment, the valve plate 18 can be limited in position by two simple structures of the first stopper 16 and the second stopper 17, which is low in cost and simple in use.

Preferably, the top of the valve rod 1 is provided with a threaded hole, and the valve rod 1 is in threaded connection with a threaded head 19 through the threaded hole.

The working principle of the pipeline quick-connection butterfly valve is specifically described below.

As shown in fig. 1-7, the valve plate 18 is clamped through the connected pipeline flange, then the first special-shaped movable column 8 and the second special-shaped movable column 12 are fixed on the outer wall of the pipeline flange, and then the installation can be completed, at this time, the bolts penetrate through the fixing through holes 7 and are connected with the fixing screw holes 14, so that the upper parts of the first special-shaped movable column 8 and the second special-shaped movable column 12 can be clamped and fixed, the lower parts of the bolts are fixed through the movable through holes 11, the valve plate 18 can be used, the valve plate 18 can be controlled to open and close by rotating the valve head rotating wheel 3, and the opening and closing size can be controlled at the same time.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. The utility model provides a pipeline connects formula butterfly valve soon, includes valve rod (1), its characterized in that: the outer wall of the valve rod (1) is fixedly connected with a bearing sleeve (2), the top of the valve rod (1) is movably connected with a valve head rotating wheel (3), and the outer wall of the bearing sleeve (2) is fixedly connected with a fixing column (4);

the bottom of fixed column (4) has seted up cotter way (5), the inner wall swing joint of cotter way (5) has first fixed pin (6), the bottom fixedly connected with first dysmorphism movable column (8) of first fixed pin (6), movable groove (9) have been seted up to the bottom of first dysmorphism movable column (8), the laminating of the inner wall of movable groove (9) has movable pin (10), movable through-hole (11) have been seted up to the bottom of movable pin (10), the outer wall swing joint of movable pin (10) has second dysmorphism movable column (12), the top welding of second dysmorphism movable column (12) has second fixed pin (13);

the valve is characterized in that the valve seat (15) is movably connected to the outer wall of the valve rod (1), the first stop block (16) is fixedly connected to the inner wall of the valve seat (15), the second stop block (17) is fixedly connected to the inner wall of the valve seat (15), and the valve plate (18) is fixedly connected to the bottom end of the valve rod (1).

2. The pipe quick connect butterfly valve of claim 1, wherein: the bearing sleeve (2) consists of an inner ring, an outer ring and balls, the inner wall of the inner ring is fixedly connected with the outer wall of the valve rod, the outer wall of the outer ring is fixedly connected with one end of the fixed column (4), and the inner ring is movably connected with the outer ring through the balls.

3. The pipe quick connect butterfly valve of claim 1, wherein: the shape and the size of the first fixing pin (6) are the same as those of the second fixing pin (13), and fixing screw holes (14) are formed in the top of the first fixing pin (6) and the top of the second fixing pin (13).

4. A pipe quick connect butterfly valve according to claim 3, wherein: the bottom of fixed column (4) has seted up fixed through-hole (7), and the shape size of fixed through-hole (7) and the shape size of fixed screw (14) all mutually match.

5. The pipe quick connect butterfly valve of claim 1, wherein: the movable groove (9) is an I-shaped movable groove, the movable pin (10) is an I-shaped movable pin, the shape and the size of the I-shaped movable groove are matched with those of the I-shaped movable pin, and the outer wall of the movable pin (10) is mutually attached to the inner wall of the movable groove (9).

6. The pipe quick connect butterfly valve of claim 1, wherein: the first stop block (16) and the second stop block (17) are the same in size, and the first stop block (16) and the second stop block (17) are respectively positioned on the front surface and the back surface of the valve plate (18).

7. The pipe quick connect butterfly valve of claim 1, wherein: the top of valve rod (1) has seted up the screw hole, and valve rod (1) is connected with screw thread head (19) through the screw hole screw thread.