CN216923234U

CN216923234U - High-performance wafer butterfly valve

Info

Publication number: CN216923234U
Application number: CN202220439862.4U
Authority: CN
Inventors: 何顺青; 童海; 周家宇
Original assignee: Lishui Hongyu Valve Co ltd
Current assignee: Lishui Hongyu Valve Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-08
Anticipated expiration: 2032-03-02

Abstract

The utility model discloses a high-performance butt-clamping butterfly valve, which comprises a valve body, wherein a butterfly valve core is arranged in the valve body, the back of the butterfly valve core is connected with a valve rod, the valve rod penetrates through the valve body and extends to the outside, a rotating seat is connected on the valve rod, a wear-resistant layer is arranged on one side of the butterfly valve core, an impact-resistant layer is arranged at the bottom of the wear-resistant layer, a fixed connecting disc is arranged at the bottom of the impact-resistant layer, a plurality of groups of fixing pins which are uniformly and equidistantly vertically arranged are arranged on the fixed connecting disc, the valve rod sequentially penetrates through a plurality of fixing pins, the fixing pins are arranged on the fixed connecting disc through fixing screws, the wear-resistant layer and the impact-resistant layer are arranged on the butterfly valve core, the wear-resistant performance of the butterfly valve core is improved, the service life of the butterfly valve core is prolonged, the production and maintenance costs are saved, the valve rod is arranged on the fixed connecting disc through the plurality of fixing pins, the fixing effect is better, and the butterfly valve core is convenient to install or disassemble, the maintenance is convenient, and the maintenance cost is saved.

Description

High-performance wafer butterfly valve

Technical Field

The utility model relates to the technical field of valve manufacturing, in particular to a high-performance wafer butterfly valve.

Background

The valve core of the opposite-clamping butterfly valve is arranged in the diameter direction of a pipeline, the disc-shaped valve core rotates around the axis in the cylindrical channel of the butterfly valve body, the rotation angle is 0-90 degrees, the flow adjusting effect can be achieved, when the valve core rotates to 90 degrees, the valve reaches the maximum opening degree, the opposite-clamping butterfly valve is simple in structure, small in size and light in weight, only comprises a few parts, and can be opened and closed quickly only by rotating 90 degrees, the operation is simple, and meanwhile the valve has good fluid control characteristics. At present, the butterfly valve core only comprises a metal plate, so that the effects of wear resistance, compression resistance and corrosion resistance are poor, the sealing effect is poor due to long-time use, and the fixing effect of the butterfly valve core is poor and easy to loosen.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a high performance wafer butterfly valve, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a high performance wafer formula butterfly valve, includes the valve body, install the butterfly valve case in the valve body, the back of butterfly valve case is connected with the valve rod, the valve rod passes the valve body extends to the outside, and is connected with on the valve rod and rotates the seat, one side of butterfly valve case is provided with the wearing layer, the bottom of wearing layer is provided with the shock resistance layer, the mounting pad is installed to the bottom of shock resistance layer, the last even equidistance of installing the multiunit of mounting pad is the fixed foot of vertical range, the valve rod passes a plurality of fixed feet in proper order, and fixed foot pass through the fixed screw install in on the mounting pad.

Preferably, the two ends of the valve body are respectively provided with a water inlet pipe and a water outlet pipe.

Preferably, the joints of the water inlet pipe and the water outlet pipe with the valve body are connected through flanges and mounting bolts.

Preferably, the edge of the valve core of the butterfly valve is provided with a ring-shaped leakage-proof ring.

Preferably, the leakage-proof ring is made of rubber or silica gel.

Preferably, the top of the rotating seat is provided with a connector, and the connector is sleeved with an anti-slip sleeve.

Preferably, the anti-skid sleeve is connected to the top of the connector through a locking bolt.

Preferably, the wear resistant layer is made of a polymeric ceramic and the impact resistant layer is made of a nickel hard cast iron.

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

1. in this high performance wafer formula butterfly valve, through wearing layer and the shock resistance layer that sets up on the butterfly valve case, improve the wear resistance of case, the life of extension case practices thrift production and cost of maintenance simultaneously, and the valve rod is installed on fixed connection pad through a plurality of fixed feet, and fixed effect is better, is convenient for install or dismantle, conveniently maintains, practices thrift cost of maintenance.

2. In the high-performance wafer-type butterfly valve, the joints of the water inlet pipe, the water outlet pipe and the valve body are connected through the flange plate and the mounting bolt flange, so that the connection or the disassembly is convenient, and the maintenance time is saved.

3. In this high performance wafer formula butterfly valve, the edge of butterfly valve case is provided with and is annular leak protection ring, and the leak protection ring adopts rubber or silica gel material to make, improves sealed effect, prevents that the weeping from leaking, improves anti-skidding effect through setting up anti-skidding cover, uses more comfortablely, and anti-skidding cover passes through locking bolt and connects in the top of connector, is convenient for install or dismantle.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

fig. 3 is a schematic view of the structure of the valve core of the butterfly valve.

The meaning of the various reference symbols in the drawings:

10. a valve body; 11. a flange plate; 12. installing a bolt; 13. a valve stem; 14. a butterfly valve core; 141. a wear layer; 142. an impact resistant layer; 143. fixing the connecting disc; 15. a fixing leg; 16. fixing screws; 17. a leakage-proof ring;

20. a water inlet pipe;

30. a water outlet pipe;

40. a rotating seat; 41. a connector; 42. an anti-slip sleeve; 43. and locking the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

A high-performance wafer-type butterfly valve, as shown in FIGS. 1-3, comprises a valve body 10, a butterfly valve core 14 is installed in the valve body 10, a valve rod 13 is connected to the back of the butterfly valve core 14, the valve rod 13 passes through the valve body 10 and extends to the outside, a rotating seat 40 is connected to the valve rod 13, a wear-resistant layer 141 is arranged on one side of the butterfly valve core 14, an anti-impact layer 142 is arranged at the bottom of the wear-resistant layer 141, a fixing connection disc 143 is arranged at the bottom of the anti-impact layer 142, a plurality of groups of fixing pins 15 which are uniformly and equidistantly vertically arranged are installed on the fixing connection disc 143, the valve rod 13 sequentially passes through the plurality of fixing pins 15, the fixing pins 15 are installed on the fixing connection disc 143 through fixing screws 16, the wear-resistant layer 141 and the anti-impact layer 142 are arranged on the butterfly valve core 14, the wear-resistant performance of the butterfly valve core is improved, the service life of the butterfly valve core is prolonged, and the production and maintenance costs are saved, and the valve rod 13 is installed on the fixing connection disc 143 through the plurality of fixing pins 15, the fixing effect is better, the installation or the disassembly is convenient, the maintenance is convenient, and the maintenance cost is saved.

Furthermore, a water inlet pipe 20 and a water outlet pipe 30 are respectively installed at two end parts of the valve body 10, and the joints of the water inlet pipe 20, the water outlet pipe 30 and the valve body 10 are both connected through flanges 11 and mounting bolts 12, so that the connection or the disassembly is convenient, and the maintenance time is saved.

Specifically, the edge of the butterfly valve core 14 is provided with an annular leakage-proof ring 17, and the leakage-proof ring 17 is made of rubber or silica gel materials, so that the sealing effect is improved, and leakage is prevented.

In addition, the top of rotating seat 40 is provided with connector 41, has cup jointed anti-skidding cover 42 on the connector 41, and anti-skidding cover 42 is connected in the top of connector 41 through locking bolt 43, improves anti-skidding effect through setting up anti-skidding cover 42, and it is more comfortable to use, and anti-skidding cover 42 connects in the top of connector 41 through locking bolt 43, is convenient for install or dismantle.

It is worth noting that the wear layer 141 is made of polymeric ceramic and the impact resistant layer 142 is made of nickel hard cast iron, which improves corrosion resistance of the valve cartridge.

The working principle of the high-performance wafer butterfly valve is as follows: the installer directly faces the fixing connection disc 143 of the butterfly valve core 14 to the valve rod 13, the fixing feet 15 are sleeved on the valve rod 13 and are installed on the fixing connection disc 143 through the fixing screws 16, the connection positions of the water inlet pipe 20, the water outlet pipe 30 and the valve body 10 are connected through the flange plate 11 and the installation bolt 12 in a flange mode, and when the butterfly valve is used, the anti-skidding sleeve 42 is rotated to control the inner valve rod 13.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high performance wafer formula butterfly valve which characterized in that: including valve body (10), install butterfly valve case (14) in valve body (10), the back of butterfly valve case (14) is connected with valve rod (13), valve rod (13) pass valve body (10) extend to the outside, and are connected with on valve rod (13) and rotate seat (40), one side of butterfly valve case (14) is provided with wearing layer (141), the bottom of wearing layer (141) is provided with shock resistance layer (142), fixed connection dish (143) is installed to the bottom of shock resistance layer (142), install the even equidistance of multiunit and be vertical fixed foot (15) of arranging on fixed connection dish (143), valve rod (13) pass a plurality of fixed feet (15) in proper order, and fixed foot (15) through fixed screw install in on fixed connection dish (143).

2. The high performance wafer-style butterfly valve of claim 1, wherein: the two ends of the valve body (10) are respectively provided with a water inlet pipe (20) and a water outlet pipe (30).

3. The high performance wafer-style butterfly valve of claim 2, wherein: the joints of the water inlet pipe (20), the water outlet pipe (30) and the valve body (10) are connected through flanges (11) and mounting bolts (12).

4. The high performance wafer-style butterfly valve of claim 1, wherein: the edge of the butterfly valve core (14) is provided with an annular leakage-proof ring (17).

5. The high performance wafer-style butterfly valve of claim 4, wherein: the leakage-proof ring (17) is made of rubber or silica gel.

6. The high performance wafer-style butterfly valve of claim 1, wherein: the top of rotating seat (40) is provided with connector (41), connect connector (41) and go up the cover (42) that cup joints.

7. The high performance wafer-style butterfly valve of claim 6, wherein: the anti-skid sleeve (42) is connected to the top of the connector (41) through a locking bolt (43).

8. The high performance wafer-style butterfly valve of claim 1, wherein: the wear resistant layer (141) is made of a polymeric ceramic and the impact resistant layer (142) is made of a nickel hard cast iron.