CN218480184U

CN218480184U - Novel butterfly valve

Info

Publication number: CN218480184U
Application number: CN202222772354.0U
Authority: CN
Inventors: 杨利忠
Original assignee: Fengguo China Co ltd
Current assignee: Fengguo China Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-02-14
Anticipated expiration: 2032-10-20

Abstract

The utility model relates to a three-way pipe technical field provides a novel butterfly valve, solves the difficult defect of control tube way flow of prior art. The utility model comprises a regulating valve, which comprises a shell and a tube body, wherein the shell is connected to the side edge of the tube body, and also comprises a valve plate, a sleeve rod and a rotating rod, the sleeve rod is connected to the top of the valve plate, the sleeve rod runs through the shell and can move up and down in the shell, the rotating rod runs through the shell, the sleeve rod and the valve plate and is spirally connected with the sleeve rod, the tube body is provided with an opening and a ring-shaped groove which enable the valve plate to pass in and out of the tube body and the shell at the joint of the tube body and the shell; through the cooperation of the rotating rod, the sleeve rod and the valve block, the flow of the pipe body can drive the sleeve rod through the rotation of the rotating rod, the valve block connected with the sleeve rod moves up and down, the purpose of adjusting the flow in the pipe is achieved, and the flow control precision can be controlled according to the thread density between the sleeve rod and the rotating rod.

Description

Novel butterfly valve

Technical Field

The utility model relates to a pipeline valve door technical field, concretely relates to novel butterfly valve.

Background

The butterfly valve is a regulating valve with simple structure, mainly comprises a valve body, a valve rod, a butterfly plate and a sealing ring, is used for controlling the opening and closing and the flow rate of a pipeline, mainly plays a role in cutting off and throttling the pipeline, is one of the fastest valve varieties developed in recent decades, is very widely used, and still continues to expand the used varieties and the used quantity, but because the butterfly plate is used for regulating the flow of the pipeline, when the butterfly plate receives fluid impact force to be larger, the required regulating torque force of the butterfly valve is too large, the butterfly valve is not easy to regulate, and the butterfly valve is easy to damage.

Chinese patent publication No. CN215059566U discloses a ball-type butterfly valve that leakproofness is high, including the valve body, the middle part is equipped with ball-type butterfly valve ring in the valve body, ball-type butterfly valve ring upper end fixed mounting connecting rod, connecting rod upper end fixed mounting loop bar seat, loop bar seat upper end fixed mounting turn-button, valve body upper end fixed mounting fixing base, and fixing base and loop bar seat swing joint, ball-type butterfly valve ring lower extreme fixed mounting unable adjustment base, ball-type butterfly valve ring includes the butterfly valve block, the butterfly valve rod, sealed pad and sealing washer, the valve body internalization is equipped with the butterfly valve rod, butterfly valve rod week side fixed mounting butterfly valve block, butterfly valve block week side fixed mounting sealing washer.

The technical scheme realizes the closure of butterfly valve through opening and shutting of ball-type butterfly valve collar to realize the regulation of flow through the inside butterfly valve piece of ball-type butterfly valve collar, nevertheless because when the pipe internal flow is great, make the butterfly valve be difficult for adjusting, the effort to the butterfly valve piece is great, and because the wearing and tearing of daily regulation, the butterfly valve piece very causes the damage easily, can't reach the regulation purpose, and the sealing washer that ball-type butterfly valve collar both sides set up reaches sealed effect through the effort of small-size spring, but the spring effort is limited, intraductal effort has the leakage risk when great.

SUMMERY OF THE UTILITY MODEL

Therefore, to the above problem, the utility model provides a novel butterfly valve solves the not easy defect of control pipeline flow of prior art.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a novel butterfly valve comprises an adjusting valve, wherein the adjusting valve comprises a shell and a pipe body, the shell is connected to the side edge of the pipe body, the novel butterfly valve further comprises a valve plate, a sleeve rod and a rotating rod, the sleeve rod is connected to the top of the valve plate, the sleeve rod penetrates through the shell and can move up and down in the shell, the rotating rod penetrates through the shell, the sleeve rod and the valve plate and is spirally connected with the sleeve rod, and an opening and a ring-shaped groove which enable the valve plate to enter and exit the pipe body and the shell are formed in the joint of the pipe body and the shell;

the casing is divided into a rotating body section, a sleeving section, a fixed section and an inner block from top to bottom, and the outer diameter of the casing is gradually increased from the rotating body section to the embedded section;

the further improvement is that the top of the rotating rod is connected with a rotating handle which is round, and the outer diameter of the rotating handle is larger than that of the inner block;

the further improvement is that the sleeve rod penetrates through the sleeve section of the shell;

the further improvement is that the length of the rotating rod is less than that of the sleeving rod;

the further improvement is that the cross sections of the rotor section and the sleeve joint section are circular, and the outer diameters are uniform and equal;

the further improvement is that the cross section of the fixed section is a regular polygon, and the inner diameter of the regular polygon is larger than that of the sleeving section;

the further improvement is that the device also comprises a sleeve pipe which is sleeved outside the inner block and the pipe body;

the sleeve comprises end parts and a middle part, wherein the end parts are connected to two sides of the middle part, the outer diameters of the connection parts are equal, the outer diameters of the end parts are uniform and equal, and the outer diameter of the middle part is gradually reduced from the middle part to two ends;

the further improvement is that the outer side of the inner block is provided with a snap ring which enables the shell to be connected with the sleeve more firmly.

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

the utility model discloses a bull stick, cup joint pole and valve block cooperation, can make the body flow pass through the rotation of bull stick, the pole is cup jointed in the drive, and make and cup joint the valve block up-and-down motion that the pole links to each other, reach the purpose of flow in the governing pipe, and flow size control precision still can be controlled according to the screw thread density who cup joints between pole and the bull stick, and simultaneously, when the great condition of intraductal flow, because the valve block passes through the opening business turn over body of body side, when receiving the impact force, the loop type recess that the body inner wall set up can provide the holding power for the valve block, make the valve block stable not fragile, the intraductal flow is unchangeable.

Drawings

Fig. 1 is a schematic sectional structure diagram of an embodiment of the present invention;

fig. 2 is a schematic view of a section structure of a regulating valve according to an embodiment of the present invention;

fig. 3 is a schematic side view of a regulating valve according to an embodiment of the present invention;

fig. 4 is a schematic diagram of an outer surface structure according to an embodiment of the present invention.

Detailed Description

The following detailed description will be given with reference to specific embodiments, so as to solve the technical problems by applying technical means, and to fully understand and implement the technical effects of the present invention.

Examples

As shown in fig. 1 to 4, a novel butterfly valve comprises a regulating valve 1, wherein the regulating valve 1 comprises a shell 2 and a pipe body 3, the shell 2 is connected with the side edge of the pipe body 3, the novel butterfly valve further comprises a valve plate 4, a sleeve rod 5 and a rotating rod 6, the top of the valve plate 4 is connected with the sleeve rod 5, the sleeve rod 5 penetrates through the shell 2 and can move up and down in the shell 2, the rotating rod 6 penetrates through the shell 2, the sleeve rod 5 and the valve plate 4 and is spirally connected with the sleeve rod 5, and the pipe body 3 is provided with an opening 7 and an annular groove 8 at the connection part with the shell 2, so that the valve plate 4 can enter and exit the pipe body 3 and the shell 2;

through the rotating rod, the sleeving rod is matched with the valve plate, the flow of the pipe body can be enabled to pass through the rotation of the rotating rod, the sleeving rod is driven, the valve plate connected with the sleeving rod moves up and down, the purpose of adjusting the flow in the pipe is achieved, the flow control precision can be controlled according to the thread density between the sleeving rod and the rotating rod, meanwhile, when the flow in the pipe is large, the valve plate enters and exits the pipe body through an opening on the side edge of the pipe body, when impact force is applied, the annular groove formed in the inner wall of the pipe body can provide supporting force for the valve plate, the valve plate is enabled not to be damaged easily and stably, and the flow in the pipe is not changed;

the shell 2 is divided into a rotating section 9, a sleeving section 10, a fixed section 11 and an embedded section 12 from top to bottom, the outer diameter of the shell 2 is gradually increased from the rotating section 9 to the embedded section 12, and the length from the rotating section 9 to the embedded section 12 is gradually increased; the sleeving rod 5 penetrates through the sleeving section 10 of the shell 2; the length of the rotating rod 6 is less than that of the sleeve rod 5; the cross sections of the rotor section 9 and the sleeve section 10 are circular, and the outer diameters are uniform and equal; the cross section of the fixed section 11 is hexagonal, and the inner diameter of the hexagon is larger than that of the sleeve section 10;

the pipe body further comprises a sleeve pipe 13, and the sleeve pipe 13 is sleeved outside the inner block 12 and the pipe body 3; the sleeve pipe 13 comprises end parts 14 and a middle part 15, the end parts 14 are connected to two sides of the middle part 15, the outer diameters of the connection parts are equal, the outer diameters of the end parts 14 are uniform and equal, and the outer diameter of the middle part 15 is gradually reduced from the middle part to two ends; a snap ring 16 which enables the shell 2 and the sleeve pipe 13 to be connected more firmly is arranged on the outer side of the inner block 12; the top of the rotating rod 6 is connected with a rotating handle 17, the rotating handle 17 is circular, and the outer diameter of the rotating handle 17 is larger than that of the inner block 12;

in this embodiment, the sleeve 13 is made of plastic, the limiting table 18 is disposed in the sleeve 13, and is connected to the pipeline by hot melting, in other preferred embodiments, the sleeve 13 has no inner block 12, and is made of metal and integrally connected to the housing 2.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a novel butterfly valve, includes the governing valve, the governing valve includes casing and body, the casing is connected in the body side, its characterized in that: the valve plate is characterized by further comprising a valve plate, a sleeve rod and a rotating rod, the sleeve rod is connected to the top of the valve plate, the sleeve rod penetrates through the shell and can move up and down in the shell, the rotating rod penetrates through the shell, the sleeve rod and the valve plate and is spirally connected with the sleeve rod, and the valve plate is provided with an opening and an annular groove, so that the valve plate can enter and exit the valve plate and the shell, at the joint of the valve plate and the shell.

2. The novel butterfly valve of claim 1, wherein: the casing divide into rotor section, cup joint section, fixed segment and interior block from top to bottom, and the casing external diameter is by rotor section to embedded section crescent.

3. A new butterfly valve according to claim 2, characterized in that: the top of the rotating rod is connected with a rotating handle, the rotating handle is circular, and the outer diameter of the rotating handle is larger than that of the inner block.

4. The novel butterfly valve of claim 2, wherein: the sleeving rod penetrates through the sleeving section of the shell.

5. The novel butterfly valve of claim 2, wherein: the length of the rotating rod is smaller than that of the sleeving rod.

6. The novel butterfly valve of claim 2, wherein: the cross sections of the rotor section and the sleeve section are circular, and the outer diameters of the rotor section and the sleeve section are uniform and equal.

7. The novel butterfly valve of claim 2, wherein: the cross section of the fixed section is a regular polygon, and the inner diameter of the regular polygon is larger than that of the sleeving section.

8. The novel butterfly valve of claim 2, wherein: still include the bell and spigot pipe, the bell and spigot pipe cup joints in interior block and body outside.

9. The novel butterfly valve of claim 8, wherein: the pipe joint comprises end parts and a middle part, wherein the end parts are connected to two sides of the middle part, the outer diameters of the joints are equal, the outer diameters of the end parts are uniform and equal, and the outer diameters of the middle part are gradually reduced from the middle part to two ends.

10. The novel butterfly valve of claim 9, wherein: and a snap ring which enables the shell to be firmly connected with the sleeve pipe is arranged on the outer side of the inner block.