CN220930197U - Corrosion-resistant turbine butterfly valve - Google Patents

Abstract

The utility model discloses a corrosion-resistant turbine butterfly valve, which structurally comprises a main body, a mounting seat and a regulating disc, wherein the mounting seat is arranged at the upper end and the lower end of the main body, the regulating disc is connected to the left side of the top of the main body, the main body comprises a mounting frame, a clamping groove, a concave groove and a valve, the end face of the mounting frame is connected to the end face of the mounting seat, the clamping groove is arranged at the inner top end of the mounting frame, the concave groove is positioned at the inner bottom end of the mounting frame, the valve is arranged in the mounting frame, the bottom of the valve is clamped to the end face of the concave groove, and the top of the valve is meshed with the regulating disc.

Description

Corrosion-resistant turbine butterfly valve

Technical Field

The utility model relates to the technical field of turbine butterfly valves, in particular to a corrosion-resistant turbine butterfly valve.

Background

The butterfly valve is called flap valve again, a simple structure's governing valve, mainly play the effect of cutting off and intercepting on the pipeline, there is the butterfly plate in the turbine butterfly valve body, the butterfly plate even has the valve shaft, the valve shaft even has drive arrangement, drive arrangement has the liquid drive, electronic, pneumatic, manual etc. when opening, the butterfly valve is when opening, the butterfly plate carries out 90 degrees rotations in the power drive arrangement drive turbine butterfly valve body, carry out the valve switching action, the butterfly valve is made by the metal material generally, and the butterfly valve contacts with liquid for a long time for the condition of oxidation appears in the butterfly valve easily, the condition of corroding appears in the terminal surface that leads to the butterfly valve, cause the condition that influences the butterfly valve leakproofness.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model is realized by the following technical scheme:

As a further optimization of the technical scheme, the structure of the device comprises a main body, mounting seats and an adjusting disc, wherein the mounting seats are arranged at the upper end and the lower end of the main body, and the adjusting disc is connected to the left side of the top of the main body.

As the further optimization of this technical scheme, the main part includes installing frame, block groove, sunken groove, valve, the terminal surface of installing frame is connected in the terminal surface of mount pad, the block groove sets up the inside top at the installing frame, sunken groove is located the inside bottom of installing frame, the valve is installed in the inside of installing frame, the bottom block of valve is in the terminal surface in sunken groove, the top and the regulating disk of valve mesh mutually.

As the further optimization of this technical scheme, the valve includes the door body, block, gear shaft, sealing device, the door body block is in the inside of installing the frame, the block is connected in the bottom terminal surface of the door body, and block in the inside of sunken groove, gear shaft fixed connection is in the top terminal surface of the door body, and gear shaft and regulating disk mesh mutually, sealing device nestification is at the outer terminal surface of the door body.

As a further optimization of the technical scheme, the sealing device comprises a rubber frame, an elastic sheet and a sealing layer, wherein the rubber frame is embedded and fixed on the side end face of the door body, the elastic sheet is arranged on the inner end face of the rubber frame, and the sealing layer is arranged on the outer end face of the rubber frame.

As the further optimization of this technical scheme, the sealing layer includes sealed pad, fixed block, dashpot, support bar, the terminal surface of sealed pad is equipped with the fixed block, the fixed block is connected in the terminal surface of rubber frame, the dashpot sets up the inside terminal surface at sealed pad, the support bar is equipped with two, and the support bar sets up the inside both ends at the dashpot respectively.

As a further optimization of the technical scheme, the sealing gasket is made of rubber material and is semicircular.

Advantageous effects

Compared with the prior art, the corrosion-resistant turbine butterfly valve has the following advantages:

According to the utility model, the sealing device made of rubber is nested on the outer end face of the valve, so that the condition of water leakage in the closed state of the valve is avoided, and the elastic sheets made of spring steel are used for driving the two sides of the rubber frame to be tightly attached to the end face of the valve, so that the condition that the end face of the valve is corroded due to long-term contact with moisture is avoided.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of a front view of a corrosion resistant butterfly valve of the present utility model.

FIG. 2 is a schematic diagram of the main body of a corrosion-resistant butterfly valve of the present utility model.

FIG. 3 is a schematic diagram of a valve front view of a corrosion resistant butterfly valve of the present utility model.

FIG. 4 is a schematic top view of a seal assembly for a corrosion resistant butterfly valve of the present utility model.

FIG. 5 is a schematic top view of a seal layer of a corrosion resistant butterfly valve of the present utility model.

In the figure: the valve comprises a main body 1, a mounting seat 2, an adjusting disc 3, a mounting frame 11, an engaging groove 12, a concave groove 13, a valve 14, a door body 141, an engaging block 142, a gear shaft 143, a sealing device 144, a rubber frame a1, an elastic piece a2, a sealing layer a3, a sealing gasket a31, a fixing block a32, a buffer groove a33 and a supporting bar a34.

Detailed Description

In order that the manner in which the utility model is accomplished, as well as the manner in which it is characterized and attained and the effects thereof, a more particular description of the utility model will be rendered by reference to the appended drawings.

Examples

Referring to fig. 1-5, the utility model provides a corrosion-resistant turbine butterfly valve, which structurally comprises a main body 1, mounting seats 2 and an adjusting disc 3, wherein the mounting seats 2 are arranged at the upper end and the lower end of the main body 1, and the adjusting disc 3 is connected to the left side of the top of the main body 1.

The main part 1 includes installing frame 11, block groove 12, sunken groove 13, valve 14, the terminal surface of installing frame 11 is connected in the terminal surface of mount pad 2, block groove 12 sets up the inside top at installing frame 11, sunken groove 13 is located the inside bottom of installing frame 11, valve 14 installs the inside at installing frame 11, the bottom block of valve 14 is in the terminal surface of sunken groove 13, the top and the regulating disk 3 of valve 14 mesh.

The valve 14 comprises a door body 141, a clamping block 142, a gear shaft 143 and a sealing device 144, wherein the door body 141 is clamped in the mounting frame 11, the clamping block 142 is connected to the bottom end face of the door body 141, the clamping block 142 is clamped in the concave groove 13, the gear shaft 143 is fixedly connected to the top end face of the door body 141, the gear shaft 143 is meshed with the adjusting disc 3, and the sealing device 144 is nested on the outer end face of the door body 141.

The sealing device 144 comprises a rubber frame a1, an elastic sheet a2 and a sealing layer a3, wherein the rubber frame a1 is embedded and fixed on the side end face of the door body 141, the elastic sheet a2 is arranged on the inner end face of the rubber frame a1, and the sealing layer a3 is arranged on the outer end face of the rubber frame a 1.

The sealing layer a3 comprises a sealing gasket a31, a fixed block a32, buffer grooves a33 and supporting strips a34, wherein the fixed block a32 is arranged on the end face of the sealing gasket a31, the fixed block a32 is connected to the end face of the rubber frame a1, the buffer grooves a33 are formed in the inner end face of the sealing gasket a31, two supporting strips a34 are arranged, and the supporting strips a34 are respectively arranged at two ends of the inner part of the buffer grooves a 33.

The gasket a31 is made of rubber, and the gasket a31 is semicircular.

Working principle: the rotary adjusting disc 3 drives the gear shaft 143 to rotate, the valve 14 can rotate in the installation frame 11, thereby controlling the valve 14 to be opened and closed, the sealing device 144 made of rubber material is nested on the outer end face of the valve 14, the sealing device 144 can be contacted with the inner end face of the installation frame 11, the condition of water leakage under the closed state of the valve 14 is avoided, then the two sides of the rubber frame a1 are driven by the elastic sheet a2 made of spring steel material to be tightly attached to the end face of the valve 14, the rubber frame a1 can be stably fixed on the end face of the valve 14, the condition that the end face of the valve 14 is corroded due to long-term contact with moisture is avoided, finally, the end face of the sealing pad a31 is contacted with the end face of the installation frame 11, the sealing pad a31 can deform in the buffer groove a33 due to extrusion, the end face of the supporting bar a34 can support the sealing pad a31 to reset, the contact between the sealing pad a31 and the end face of the installation frame 11 is improved, and the sealing performance of the valve 14 to water flow is improved.

While there have been shown and described what are at present considered to be fundamental principles of the utility model, the main features and advantages thereof, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described in the foregoing description only illustrate the principles of the utility model, but are capable of other embodiments and modifications without departing from the spirit or essential features thereof, and therefore the scope of the utility model is defined by the appended claims and their equivalents, rather than by the foregoing description.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (1)

1. The utility model provides a corrosion-resistant turbine butterfly valve, its structure includes main part (1), mount pad (2), regulating disk (3), its characterized in that: mounting seats (2) are arranged at the upper end and the lower end of the main body (1), and the adjusting disc (3) is connected to the left side of the top of the main body (1);

The main body (1) comprises a mounting frame (11), a clamping groove (12), a concave groove (13) and a valve (14), wherein the end face of the mounting frame (11) is connected with the end face of the mounting seat (2), the clamping groove (12) is arranged at the top end of the inside of the mounting frame (11), the concave groove (13) is positioned at the bottom end of the inside of the mounting frame (11), the valve (14) is arranged in the inside of the mounting frame (11), the bottom of the valve (14) is clamped with the end face of the concave groove (13), and the top of the valve (14) is meshed with the regulating disc (3);

The valve (14) comprises a door body (141), a clamping block (142), a gear shaft (143) and a sealing device (144), wherein the door body (141) is clamped in the mounting frame (11), the clamping block (142) is connected to the bottom end face of the door body (141), the clamping block (142) is clamped in the concave groove (13), the gear shaft (143) is fixedly connected to the top end face of the door body (141), the gear shaft (143) is meshed with the adjusting disc (3), and the sealing device (144) is nested on the outer end face of the door body (141);

The sealing device (144) comprises a rubber frame (a 1), an elastic sheet (a 2) and a sealing layer (a 3), wherein the rubber frame (a 1) is embedded and fixed on the side end face of the door body (141), the elastic sheet (a 2) is arranged on the inner end face of the rubber frame (a 1), and the sealing layer (a 3) is arranged on the outer end face of the rubber frame (a 1);

The sealing layer (a 3) comprises a sealing gasket (a 31), fixing blocks (a 32), buffer grooves (a 33) and supporting strips (a 34), wherein the fixing blocks (a 32) are arranged on the end face of the sealing gasket (a 31), the fixing blocks (a 32) are connected to the end face of the rubber frame (a 1), the buffer grooves (a 33) are formed in the inner end face of the sealing gasket (a 31), two supporting strips (a 34) are arranged, and the supporting strips (a 34) are respectively arranged at two ends of the inner part of the buffer grooves (a 33);

the sealing gasket (a 31) is made of rubber, and the sealing gasket (a 31) is semicircular.