CN217977401U

CN217977401U - Butterfly valve with axial bidirectional adjustment

Info

Publication number: CN217977401U
Application number: CN202222020106.0U
Authority: CN
Inventors: 石志生; 厉娜
Original assignee: Shanghai Gongfei Technology Co ltd
Current assignee: Shanghai Gongfei Technology Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-12-06
Anticipated expiration: 2032-08-02

Abstract

The utility model relates to a butterfly valve technical field just discloses a butterfly valve with axial bidirectional adjustment, which comprises a valve body, the first annular plate of inside fixedly connected with of valve body, the equal fixedly connected with corrugated metal pipe in both sides of first annular plate, two the equal fixedly connected with second annular plate of corrugated metal pipe's the other end, the inside symmetry of valve body is provided with two butterfly valves, every two first bull sticks of the equal symmetrical fixedly connected with of lateral wall of butterfly valve, every the other end pole wall of first bull stick all is connected with the inner wall rotation of valve body, every the butterfly valve all matches with the second annular plate that corresponds, the top outer wall of valve body is connected with drive mechanism, two connect through the drive mechanism transmission between the butterfly valve, the outer wall fixedly connected with valve gap of valve body, the inside of valve gap is provided with actuating mechanism. The utility model discloses a two-way drive has effectively guaranteed sealed effect.

Description

Butterfly valve with axial bidirectional adjustment

Technical Field

The utility model relates to a butterfly valve technical field especially relates to a butterfly valve with axial bidirectional adjustment.

Background

A butterfly valve, also called a flap valve, is a regulating valve with a simple structure, and can be used for on-off control of a low-pressure pipeline medium, namely a butterfly valve, wherein a closing member (a valve clack or a butterfly plate) is a disc and rotates around a valve shaft to achieve opening and closing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the butterfly valve influences the sealing effect when wearing and tearing appear after long-time use among the prior art, and the butterfly valve with axial bidirectional adjustment who provides.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a butterfly valve with axial bidirectional adjustment, includes the valve body, the first annular slab of inside fixedly connected with of valve body, the equal fixedly connected with corrugated metal pipe in both sides of first annular slab, two the equal fixedly connected with second annular slab of corrugated metal pipe's the other end, the inside symmetry of valve body is provided with two butterfly valves, every two first bull sticks of the equal symmetry fixedly connected with of lateral wall of butterfly valve, every the other end pole wall of first bull stick all rotates with the inner wall of valve body to be connected, every the butterfly valve all matches with the second annular slab that corresponds, the top outer wall connection of valve body has drive mechanism, two connect through the drive mechanism transmission between the butterfly valve, the outer wall fixedly connected with valve gap of valve body, the inside of valve gap is provided with actuating mechanism, actuating mechanism is connected with the drive mechanism transmission.

Preferably, the transmission mechanism comprises a second rotating rod and two fixing plates, the two fixing plates are fixedly connected with the outer wall of the valve body, the second rotating rod is connected between the two fixing plates in a rotating mode, the two ends of the second rotating rod penetrate through the corresponding fixing plates respectively and are fixedly connected with first bevel gears respectively, and the two first rotating rods on the upper side penetrate through the outer portion of the valve body and are fixedly connected with second bevel gears in meshed connection with the corresponding first bevel gears respectively.

Preferably, the driving mechanism comprises a third rotating rod and a third bevel gear, the third rotating rod is arranged inside the valve cover, a rod wall at one end of the third rotating rod is rotatably connected with the inner wall of the valve cover, the other end of the third rotating rod is fixedly connected with the third bevel gear, a fourth bevel gear is fixedly sleeved on the rod wall of the second rotating rod, and the fourth bevel gear is meshed with the third bevel gear.

Preferably, two elastic telescopic rods are symmetrically and fixedly connected to two sides of the first annular plate, and the other end of each elastic telescopic rod is fixedly connected with the corresponding second annular plate.

Preferably, flanges are fixedly sleeved at both ends of the valve body.

Preferably, one end of the third rotating rod penetrates through the valve cover and is fixedly connected with a knob.

Compared with the prior art, the utility model provides a butterfly valve with axial bidirectional adjustment possesses following beneficial effect:

1. this butterfly valve with axial bidirectional adjustment, through two butterfly flaps that set up and the second annular plate that corresponds, can realize bidirectional adjustment, avoid wearing and tearing to make at one of them butterfly flap influence sealed effect.

2. This butterfly valve with axial bidirectional adjustment through actuating mechanism and the drive mechanism who sets up, can make and utilize two butterfly valves of actuating mechanism and drive mechanism drive to rotate simultaneously rotating the knob to can realize bidirectional adjustment.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a bidirectional drive has effectively guaranteed sealed effect.

Drawings

Fig. 1 is a schematic structural view of a butterfly valve with axial bidirectional adjustment according to the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 1.

In the figure: the valve comprises a valve body 1, a first annular plate 2, a metal corrugated pipe 3, a second annular plate 4, a butterfly valve 5, a first rotating rod 6, a valve cover 7, a second rotating rod 8, a fixing plate 9, a first bevel gear 10, a second bevel gear 11, a third rotating rod 12, a third bevel gear 13, a fourth bevel gear 14, an elastic telescopic rod 15, a flange 16 and a knob 17.

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.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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.

Referring to fig. 1-2, a butterfly valve with axial bidirectional adjustment comprises a valve body 1, wherein flanges 16 are fixedly sleeved at two ends of the valve body 1, and the valve body 1 can be conveniently installed by utilizing the arranged flanges 16.

Referring to fig. 2-3, a first annular plate 2 is fixedly connected inside the valve body 1, corrugated metal pipes 3 are fixedly connected to two sides of the first annular plate 2, second annular plates 4 are fixedly connected to the other ends of the two corrugated metal pipes 3, two butterfly valves 5 are symmetrically arranged inside the valve body 1, two first rotating rods 6 are fixedly connected to the side walls of each butterfly valve 5, the rod wall of the other end of each first rotating rod 6 is rotatably connected with the inner wall of the valve body 1, and each butterfly valve 5 is matched with a corresponding second annular plate 4, so that plugging can be achieved when the corresponding second annular plates 4 of the two butterfly valves 6 are attached.

Referring to fig. 2-3, a transmission mechanism is connected to the outer wall of the top of the valve body 1, the two butterfly valves 5 are in transmission connection through the transmission mechanism, the transmission mechanism includes a second rotating rod 8 and two fixing plates 9, the two fixing plates 9 are all fixedly connected to the outer wall of the valve body 1, the second rotating rod 8 is rotatably connected between the two fixing plates 9, two ends of the second rotating rod 8 respectively penetrate through the corresponding fixing plates 9 and are all fixedly connected with first bevel gears 10, the two first rotating rods 6 on the upper side all penetrate through the outer portion of the valve body 1 and are respectively fixedly connected with second bevel gears 11 engaged with the corresponding first bevel gears 10, the two first bevel gears 10 and the corresponding second bevel gears 11 are engaged and connected, the two corresponding first rotating rods 6 can be driven to synchronously rotate while the second rotating rod 8 rotates, and synchronous driving of the two butterfly valves 5 is achieved.

Referring to fig. 2-3, a valve cover 7 is fixedly connected to the outer wall of the valve body 1, a driving mechanism is arranged inside the valve cover 7 and is in transmission connection with the transmission mechanism, the driving mechanism includes a third rotating rod 12 and a third bevel gear 13, the third rotating rod 12 is arranged inside the valve cover 7, a rod wall at one end of the third rotating rod is in rotational connection with the inner wall of the valve cover 7, the other end of the third rotating rod 12 is fixedly connected with the third bevel gear 13, a fourth bevel gear 14 is fixedly sleeved on the rod wall of the second rotating rod 8, the fourth bevel gear 14 is in meshing connection with the third bevel gear 13, and the third bevel gear 13 and the fourth bevel gear 14 are in meshing connection to drive the second rotating rod 8 to rotate while the third rotating rod 12 rotates, so that the normal operation of the transmission mechanism is realized.

Referring to fig. 2-3, two elastic telescopic rods 15 are symmetrically and fixedly connected to two sides of the first annular plate 2, the other end of each elastic telescopic rod 15 is fixedly connected to the corresponding second annular plate 4, and the axes of the two second annular plates 4 are the same as the axis of the first annular plate 2 by means of the arranged elastic telescopic rods 15, so that the normal conduction effect of the valve body 1 is guaranteed.

Referring to fig. 1-2, one end of the third rotating rod 12 penetrates through the valve cover 7 and is fixedly connected with a knob 17, and the knob 17 is arranged to drive the fourth rotating rod, i.e. the driving mechanism, so as to ensure the normal operation of the driving mechanism.

The utility model discloses in, when using, rotate knob 17, knob 17 drives third bull stick 12 and rotates, third bull stick 12 drives fourth bevel gear 14 and rotates, fourth bevel gear 14 drives third bevel gear 13 and rotates, third bevel gear 13 drives second bull stick 8 and rotates, second bull stick 8 drives two first bevel gear 10 and rotates, two first bevel gear 10 drive the second bevel gear 11 that corresponds respectively and rotate, two second bevel gear 11 drive corresponding first bull stick 6 respectively and rotate, thereby realize the synchronous drive to two butterfly lamella 5, make two butterfly lamella 5 open or close in step, guarantee the normal work of valve body 1, through setting up two butterfly lamella 5, can avoid influencing sealed effect when one of them butterfly lamella 5 weares and teares.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a butterfly valve with axial two-way regulation, includes valve body (1), its characterized in that, the first annular slab of inside fixedly connected with (2) of valve body (1), the equal fixedly connected with corrugated metal pipe (3) in both sides of first annular slab (2), two the equal fixedly connected with second annular slab (4) of the other end of corrugated metal pipe (3), the inside symmetry of valve body (1) is provided with two butterfly lamella (5), every the equal symmetrical fixedly connected with two first bull stick (6) of lateral wall of butterfly lamella (5), every the other end pole wall of first bull stick (6) all is connected with the inner wall rotation of valve body (1), every butterfly lamella (5) all with the second annular slab (4) phase-match that corresponds, the top outer wall connection of valve body (1) has drive mechanism, two connect through the drive mechanism transmission between butterfly lamella (5), the outer wall fixedly connected with valve gap (7) of valve body (1), the inside of valve gap (7) is provided with actuating mechanism, actuating mechanism is connected with the transmission.

2. The butterfly valve with axial bidirectional adjustment according to claim 1, wherein the transmission mechanism includes a second rotating rod (8) and two fixing plates (9), the two fixing plates (9) are both fixedly connected with the outer wall of the valve body (1), the second rotating rod (8) is rotatably connected between the two fixing plates (9), two ends of the second rotating rod (8) respectively penetrate through the corresponding fixing plates (9) and are both fixedly connected with first bevel gears (10), and the two first rotating rods (6) on the upper side both penetrate through the outer portion of the valve body (1) and are respectively fixedly connected with second bevel gears (11) engaged with the corresponding first bevel gears (10).

3. The butterfly valve with the axial bidirectional adjustment function according to claim 2, wherein the driving mechanism includes a third rotating rod (12) and a third bevel gear (13), the third rotating rod (12) is disposed inside the valve cover (7), one end rod wall of the third rotating rod is rotatably connected to an inner wall of the valve cover (7), the other end of the third rotating rod (12) is fixedly connected to the third bevel gear (13), a fourth bevel gear (14) is fixedly sleeved on a rod wall of the second rotating rod (8), and the fourth bevel gear (14) is engaged with the third bevel gear (13).

4. The butterfly valve with axial bidirectional adjustment according to claim 1, characterized in that two elastic telescopic rods (15) are symmetrically and fixedly connected to both sides of the first annular plate (2), and the other end of each elastic telescopic rod (15) is fixedly connected to the corresponding second annular plate (4).

5. A butterfly valve with axial bidirectional regulation, in accordance with claim 1, characterized in that flanges (16) are fastened to both ends of the valve body (1).

6. A butterfly valve with axial bidirectional regulation according to claim 3, characterized in that one end of the third lever (12) extends outside the valve cover (7) and is fixedly connected with a knob (17).