CN211315144U

CN211315144U - Double SAE butterfly valve

Info

Publication number: CN211315144U
Application number: CN202020002516.0U
Authority: CN
Inventors: 郑德宠
Original assignee: Jiutong Group Co ltd
Current assignee: Jiutong Group Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-08-21
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a two SAE butterfly valves, which comprises a valve body, the left and right sides rigid coupling of valve body has the ring flange, the top rigid coupling of round bar has the handle, the right side of butterfly plate is equipped with stop gear, stop gear includes plate body, spring and second plate body, the second plate body is laminated mutually with the right side of butterfly plate, the right side joint of second plate body has a plurality of springs, the right side joint of spring has the plate body, the plate body rigid coupling is in the inner wall rear end face of valve body. This two SAE butterfly valves pass through the plate body, the cooperation between spring and the second plate body for when this two SAE butterfly valves close, contact with the plate body, can cause butterfly plate and round bar junction impaired, this two SAE butterfly valves are through the first cooperation between oral plate, drum and the elastic ball, make rivers get into the valve body after, cushion, avoided having had the butterfly valve when long-term the use, long-term and rivers contact, the impact force of rivers causes the life of butterfly valve to reduce greatly.

Description

Double SAE butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field specifically is a two SAE butterfly valves.

Background

A butterfly valve, also called a flap valve, is a regulating valve with a simple structure, and a butterfly valve for on-off control of low-pressure pipeline media refers to a valve in which a closing member (a valve flap or a butterfly plate) is a disk and rotates around a valve shaft to open and close, for example, the patent numbers are as follows: 201721781963.5, a two SAE butterfly valves, adopts compact succinct design, has reduced the product size widely, has reduced product occupation space, has increased the practicality of product, especially to wind-powered electricity generation, shield structure machine, high-speed railway etc. space very limited occasion, the valve body is convenient for section bar processing, reduction in production cost.

Although the double SAE butterfly valves can realize compact and simple design, the product size is greatly reduced, the occupied space of the product is reduced, the practicability of the product is improved, particularly for wind power, a shield machine and occasions with very limited space such as a high-speed rail, the valve body is convenient for profile processing, the production cost is reduced, when the double SAE butterfly valves close the valves, the closing state of the valves cannot be judged, the valves are not completely sealed, water flows out of the butterfly valves, and the problem of water resource waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two SAE butterfly valves, although the design that the compactness is succinct can be realized to two SAE butterfly valves that propose in solving above-mentioned background art, the product size has been reduced widely, the product occupation space has been reduced, the practicality of product has been increased, especially to wind-powered electricity generation, the shield constructs the machine, space such as high-speed railway is very limited occasion, the valve body is convenient for section bar processing, the reduction in production cost, but when having two SAE butterfly valves to close the valve, can't judge the closed condition of valve, probably cause the valve not completely sealed, cause rivers to go out the butterfly valve, cause the problem of water waste.

In order to achieve the above object, the utility model provides a following technical scheme: a double-SAE butterfly valve comprises a valve body, wherein flange plates are fixedly connected to the left side and the right side of the valve body, the top and the bottom of the inner wall of the valve body are rotatably connected with a round rod through bearings, a butterfly plate is fixedly connected to the outer wall of the round rod, the outer wall of the butterfly plate is attached to the inner wall of the valve body, the top of the round rod is fixedly connected with a handle, and a limiting mechanism is arranged on the right side of the butterfly plate;

the limiting mechanism comprises a plate body, a spring and a second plate body;

the second plate body is attached to the right side of the butterfly plate, a plurality of springs are clamped to the right side of the second plate body, the plate body is clamped to the right side of each spring, and the plate body is fixedly connected to the rear end face of the inner wall of the valve body. Get this two SAE butterfly valves and when closing, contact with the plate body, after the plate body contacts with the second plate body, the butterfly plate is inside totally enclosed with the valve body, when having avoided having two SAE butterfly valves to close the valve, can't judge the closed condition of valve, probably causes the valve not totally enclosed, causes rivers play butterfly valve, causes the water waste.

Preferably, the surface of the handle is processed with grains. The texture is used to increase the friction between the handle and the hand.

Preferably, a plurality of the springs are distributed at equal intervals between every two springs. So that the plurality of springs can evenly bear the force on the second plate body.

Preferably, the top of the valve body is provided with a fine adjustment mechanism;

the fine adjustment mechanism comprises a box body, a first bevel gear, a second round rod and a second handle;

the box rigid coupling is in the top of valve body, the top of box is passed through the bearing and is rotated with the round bar and link to each other, the outer wall rigid coupling of round bar has first umbrella type gear, the meshing of the top left side of first umbrella type gear links to each other there is second umbrella type gear, the tip rigid coupling of second umbrella type gear has the second round bar, the outer wall of second round bar passes through the left side that the bearing rotated the box, the outer wall left side rigid coupling of second round bar has the second handle. When the first handle drives the butterfly plate to move and close, after the butterfly plate is contacted with the second plate body, a user can drive the butterfly plate to slowly rotate through the second handle, and the phenomenon that the connecting part of the butterfly plate and the round rod is damaged due to the fact that the butterfly plate is contacted with the second plate body by rotating the first handle for a long time is avoided.

Preferably, the first bevel gear and the second bevel gear are perpendicular to each other. So that the first bevel gear and the second bevel gear can rotate uniformly.

Preferably, a buffer mechanism is arranged inside the valve body;

the buffer mechanism comprises a first through hole plate, a cylinder, an elastic ball, a third round rod and a second through hole plate;

first opening board cup joints in the inner wall left side of valve body, the left side top of first opening board has the drum with the equal rigid coupling in bottom, two the inner wall clearance fit of drum has the elastic ball, two the inner wall clearance fit of drum has the third pole, the right side of third pole contacts with the left side of elastic ball, two the left side rigid coupling of third pole has the second opening board. Make rivers get into the valve body after, cushion, avoided having had the butterfly valve when long-term the use, long-term and rivers contact, the impact force of rivers causes the life of butterfly valve to reduce greatly.

Preferably, the first through-hole plate corresponds to the second through-hole plate in position. So that the water flowing through the second through-hole plate uniformly flows out of the first through-hole plate.

Preferably, the inner wall diameters of the first and second port plates are the same. The contact area between the water flowing through the second through hole plate and the first through hole plate is prevented from being too large, so that the first through hole plate is prevented from being damaged.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization.

This two SAE butterfly valves pass through the cooperation between plate body, spring and the second plate body for when this two SAE butterfly valves were closed, contact with the plate body, after the plate body contacted with the second plate body, the butterfly plate was sealed the valve body is inside completely, when having avoided having had two SAE butterfly valves to close the valve, can't judge the closed condition of valve, probably caused the valve not completely sealed, caused rivers outflow butterfly valve, caused the water waste.

This two SAE butterfly valves pass through the cooperation between second handle, second round bar and the box for when first handle drives the butterfly plate and removes and close, the butterfly plate contacts the back with the second plate body, and user's accessible second handle drives the butterfly plate and carries out slow rotation, avoids long-term rotation first in command to contact butterfly plate and second plate body, may cause the butterfly plate to be impaired with the round bar junction.

This two SAE butterfly valves are through the cooperation between first logical oral area board, drum and the elastic ball for rivers get into the valve body after, cushion, avoided having had the butterfly valve when long-term the use, long-term and rivers contact, the impact force of rivers causes the life of butterfly valve to reduce greatly.

Drawings

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

FIG. 2 is a schematic top view of the valve body, butterfly plate and spring of FIG. 1;

FIG. 3 is a schematic view showing the connection of the valve body, the handle and the rod in FIG. 1;

fig. 4 is a schematic view showing a connection relationship between the second port plate, the flange and the valve body in fig. 1.

In the figure: 1. the valve comprises a valve body, 2, a flange plate, 3, a round rod, 4, a butterfly plate, 5, a handle, 6, a limiting mechanism, 601, a plate body, 602, a spring, 603, a second plate body, 7, a fine adjustment mechanism, 701, a box body, 702, a first bevel gear, 703, a second bevel gear, 704, a second round rod, 705, a second handle, 8, a buffer mechanism, 801, a first port plate, 802, a cylinder, 803, an elastic ball, 804, a third round rod, 805 and a second port plate.

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. 1-4, the present invention provides a technical solution: a double-SAE butterfly valve comprises a valve body 1, wherein flange plates 2 are fixedly connected to the left side and the right side of the valve body 1, the top and the bottom of the inner wall of the valve body 1 are rotatably connected with a round rod 3 through bearings, a butterfly plate 4 is fixedly connected to the outer wall of the round rod 3, the outer wall of the butterfly plate 4 is attached to the inner wall of the valve body 1, a handle 5 is fixedly connected to the top of the round rod 3, a limiting mechanism 6 is arranged on the right side of the butterfly plate 4, the limiting mechanism 6 comprises a plate body 601, a spring 602 and a second plate body 603, the second plate body 603 is attached to the right side of the butterfly plate 4, a plurality of springs 602 are clamped on the right side of the second plate body 603, the spring 602 has an elastic coefficient of 4500 plus 5000N/M, the plate body 601 is clamped on the right side of the spring 602, the plate body 601 is fixedly connected to the rear end face of the inner wall of the valve body 1, the spring 602 provides a leftward force to the second plate body 603, so that the plurality of springs 602 can uniformly apply force to the second plate body 603.

The top of the valve body 1 is provided with a fine adjustment mechanism 7, the fine adjustment mechanism 7 comprises a box body 701, a first umbrella-shaped gear 702, a second umbrella-shaped gear 703, a second round rod 704 and a second handle 705, the box body 701 is fixedly connected to the top of the valve body 1, the top of the box body 701 is rotatably connected with the round rod 3 through a bearing, so that the round rod 3 can rotate on the top of the box body 701, the outer wall of the round rod 3 is fixedly connected with the first umbrella-shaped gear 702, so that the first umbrella-shaped gear 702 can rotate along with the round rod 3, the left side of the top of the first umbrella-shaped gear 702 is meshed and connected with the second umbrella-shaped gear 703, the diameter of the outer wall of the first umbrella-shaped gear 702 is larger than that of the second umbrella-shaped gear 703, the end of the second umbrella-shaped gear 703 is fixedly connected with the second round rod 704, the outer wall 704 of the second round rod 704 rotates the left side of the box body 701 through a bearing, so that the second round rod 704 can drive the, a second handle 705 is fixedly connected to the left side of the outer wall of the second round bar 704, the second handle 705 is used for driving the second round bar 704 to rotate, and the first bevel gear 702 and the second bevel gear 703 are perpendicular to each other, so that the first bevel gear 702 and the second bevel gear 703 can rotate uniformly.

The interior of the valve body 1 is provided with a buffer mechanism 8, the buffer mechanism 8 includes a first port plate 801, a cylinder 802, an elastic ball 803, a third round bar 804 and a second port plate 805, the first port plate 801 is sleeved on the left side of the inner wall of the valve body 1, the top and the bottom of the left side of the first port plate 801 are fixedly connected with the cylinder 802, the inner walls of the two cylinders 802 are in clearance fit with the elastic ball 803, the inner walls of the two cylinders 802 are in clearance fit with the third round bar 804, the right side of the third round bar 804 is in contact with the left side of the elastic ball 803, the elastic ball 803 provides a leftward force to the third round bar 804, the left sides of the two third round bars 804 are fixedly connected with the second port plate 805, the positions of the first port plate 801 and the second port plate correspond, the diameters of the inner walls of the first port plate 801 and the second port plate 805 are the same, so that water flowing through the second port plate 805 uniformly flows out of the first port plate 801.

When the double SAE butterfly valve is used, a user connects the flange plates 2 at the left side and the right side of the valve body 1 with an external pipe body, so that the double SAE butterfly valve is connected, after the user finishes connecting the double SAE butterfly valve, when the double SAE butterfly valve needs to be opened, the user rotates the handle 5 anticlockwise, so that the handle 5 drives the round rod 3 to rotate, further the round rod 3 drives the butterfly plate 4 to rotate, the butterfly plate 4 cancels the sealing on the inner wall of the valve body 1, so that water flows out through the valve body 1, when the water flows out of the valve body 1, the water flows are in contact with the second port plate 805, so that the second port plate 805 drives the third round rod 804 to be in contact with the elastic ball 803, further the water flows are in contact with the second port plate 805 to buffer, the impact force of the water flow on the inside of the double SAE butterfly valve is reduced, when the user closes the double SAE butterfly valve, the handle 5 is rotated clockwise, when the butterfly plate 4 rotates, the butterfly plate 4 contacts the second plate body 603, and after the butterfly plate 4 contacts the second plate body 603, a user feels that the butterfly plate 4 contacts the second plate body 603, stops rotating the handle 5, and rotates the second handle 705, so that the second handle 705 drives the second bevel gear 703 to rotate, the second bevel gear 703 drives the first bevel gear 702 to rotate, and then the first bevel gear 702 drives the round rod 3 to rotate, the round rod 3 drives the butterfly plate 4 to completely contact the second plate body 603, and the butterfly plate 4 completely seals the valve body 1.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. The utility model provides a two SAE butterfly valves, includes valve body (1), the left and right sides rigid coupling of valve body (1) has ring flange (2), the inner wall top and the bottom of valve body (1) rotate through the bearing and link to each other there is round bar (3), the outer wall rigid coupling of round bar (3) has butterfly plate (4), the outer wall of butterfly plate (4) is laminated with the inner wall of valve body (1) mutually, the top rigid coupling of round bar (3) has handle (5), its characterized in that: a limiting mechanism (6) is arranged on the right side of the butterfly plate (4);

the limiting mechanism (6) comprises a plate body (601), a spring (602) and a second plate body (603);

the right side of second plate body (603) and butterfly plate (4) is laminated mutually, the right side joint of second plate body (603) has a plurality of springs (602), the right side joint of spring (602) has plate body (601), plate body (601) rigid coupling is in the inner wall rear end face of valve body (1).

2. The dual SAE butterfly valve of claim 1, wherein: the surface of the handle (5) is processed with grains.

3. The dual SAE butterfly valve of claim 1, wherein: the springs (602) are distributed at equal intervals.

4. The dual SAE butterfly valve of claim 1, wherein: the top of the valve body (1) is provided with a fine adjustment mechanism (7);

the fine adjustment mechanism (7) comprises a box body (701), a first bevel gear (702), a second bevel gear (703), a second round rod (704) and a second handle (705);

the top in valve body (1) is connected to box (701) rigid coupling, the top of box (701) is passed through the bearing and is rotated with round bar (3) and link to each other, the outer wall rigid coupling of round bar (3) has first umbrella type gear (702), the meshing links to each other with second umbrella type gear (703) on the left of the top of first umbrella type gear (702), the tip rigid coupling of second umbrella type gear (703) has second round bar (704), the left side of box (701) is rotated through the bearing to the outer wall of second round bar (704), the outer wall left side rigid coupling of second round bar (704) has second handle (705).

5. The dual SAE butterfly valve of claim 4, wherein: the first bevel gear (702) and the second bevel gear (703) are perpendicular to each other.

6. The dual SAE butterfly valve of claim 1, wherein: a buffer mechanism (8) is arranged in the valve body (1);

the buffer mechanism (8) comprises a first through hole plate (801), a cylinder (802), an elastic ball (803), a third round rod (804) and a second through hole plate (805);

first logical mouthful board (801) cup joint in the inner wall left side of valve body (1), the left side top and the equal rigid coupling in bottom of first logical mouthful board (801) have drum (802), two the inner wall clearance fit of drum (802) has elastic ball (803), two the inner wall clearance fit of drum (802) has third round bar (804), the right side of third round bar (804) contacts with the left side of elastic ball (803), two the left side rigid coupling of third round bar (804) has second logical mouthful board (805).

7. The dual SAE butterfly valve of claim 6, wherein: the first port plate (801) corresponds in position to the second port plate (805).

8. The dual SAE butterfly valve of claim 6, wherein: the inner wall diameters of the first and second port plates (801, 805) are the same.