CN210318712U

CN210318712U - Corrosion-resistant anti-pressure titanium butterfly valve

Info

Publication number: CN210318712U
Application number: CN201921197493.7U
Authority: CN
Inventors: 杨艺娜
Original assignee: SHIRUIDE VALVE (XAIMEN) CO LTD
Current assignee: SHIRUIDE VALVE (XAIMEN) CO LTD
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-04-14
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a corrosion-resistant anti-pressure bearing titanium butterfly valve, including valve body, disk seat and valve rod, the top fixedly connected with valve top of valve body, the internal surface of valve top and the internal surface threaded connection of valve rod, the internal surface swing joint of valve rod has the depression bar, the left and right sides of valve body internal surface all is through joint device fixedly connected with cover shell, the internal surface sliding connection of cover shell has the slide bar, the one end fixedly connected with connecting rod of slide bar, the internal surface of disk seat passes through the sealed section of thick bamboo of disc fixedly connected with and sealing plug looks adaptation, the utility model relates to a butterfly valve technical field. This corrosion-resistant anti-pressure-bearing titanium butterfly valve utilizes latch device can be easy realization to the dismantlement of cover shell, just can dismantle whole slide bar, sealing plug, and the operation is fairly simple to depression bar, sealing plug, slide bar and cover shell all have plated titanium metal material, have the corrosion-resistant effect of high strength.

Description

Corrosion-resistant anti-pressure titanium butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field specifically is a corrosion-resistant anti-pressure-bearing titanium butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing member which is a disc and rotates around a valve shaft to open and close. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved. The butterfly valve is a valve which uses a disc type opening and closing piece to rotate back and forth by about 90 degrees to open, close or adjust the medium flow.

The inner elements of the butterfly valve are easy to corrode after being used for too long, the existing element materials are poor in corrosion resistance, the inner elements of the butterfly valve are often required to be replaced, the inner elements of the existing butterfly valve are not easy to replace, the operation is complex, and when the inner elements of the butterfly valve are disassembled and installed, other inner elements are easily damaged, and the butterfly valve is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a corrosion-resistant anti-pressure-bearing titanium butterfly valve has solved current component material corrosion resistance relatively poor, often needs to change its internal component, and the inside component of current butterfly valve is difficult for changing, and the operation is more complicated to when dismantling and installing its internal component, easily hinder other internal component, cause the problem that the butterfly valve damaged.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a corrosion-resistant anti-pressure bearing titanium butterfly valve, includes valve body, disk seat and valve rod, the top fixedly connected with valve top of valve body, the internal surface of valve top and the internal surface threaded connection of valve rod, the internal surface swing joint of valve rod has the depression bar, the left and right sides of valve body internal surface all is through latch fixedly connected with cover shell, the internal surface sliding connection of cover shell has the slide bar, the one end fixedly connected with connecting rod of slide bar, two fixedly connected with sealing plug between the relative one end of connecting rod, the sealed section of thick bamboo of disk fixedly connected with and sealing plug looks adaptation is passed through to the internal surface of disk seat.

Preferably, the right side of the outer surface of the sealing plug is provided with a through hole, and one side of the bottom of the sealing cylinder is fixedly connected with a baffle plate.

Preferably, the bottom fixedly connected with connecting piece of valve body, the inside left and right sides of connecting piece all is through the left and right sides fixed connection at round pin post and disk seat top.

Preferably, the clamping device comprises a threaded inserted rod, one end of the threaded inserted rod is movably connected with a lever, the other end of the lever is movably connected with a driving rod, and one end of the driving rod is fixedly connected with a driving block.

Preferably, the top fixedly connected with connecting block of cover shell, one side on connecting block surface has the elasticity gag lever post through the draw-in groove joint, the one end fixedly connected with of elasticity gag lever post and the circular arc piece of drive block looks adaptation.

Preferably, the top of the sliding rod is connected with one side of the inner surface of the casing through a first spring, and the top of the pressing rod is fixedly connected with one side of the inner surface of the valve rod through a second spring.

Preferably, the outer surfaces of the pressure rod, the sealing plug, the sliding rod and the casing are all plated with titanium metal materials.

Advantageous effects

The utility model provides a corrosion-resistant anti-pressure bearing titanium butterfly valve. Compared with the prior art, the method has the following beneficial effects:

the corrosion-resistant anti-pressure titanium butterfly valve is in threaded connection with the inner surface of a valve rod through the inner surface of a valve top, the inner surface of the valve rod is movably connected with a pressure rod, the left side and the right side of the inner surface of a valve body are fixedly connected with a casing through a clamping device, the inner surface of the casing is connected with a sliding rod in a sliding manner, one end of the sliding rod is fixedly connected with a connecting rod, a sealing plug is fixedly connected between the opposite ends of the two connecting rods, the inner surface of a valve seat is fixedly connected with a sealing cylinder matched with the sealing plug through a disc, a through hole is formed in the right side of the outer surface of the sealing plug, a baffle is fixedly connected to one side of the bottom of the sealing cylinder, and the compression bar, the sealing plug, the sliding bar and the casing are all plated with titanium metal materials, so that the high-strength corrosion-resistant effect is achieved.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of a structure of a coating layer of the titanium metal material of the present invention;

FIG. 3 is a schematic structural view of the latch device of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1-valve body, 2-valve seat, 3-valve rod, 4-valve top, 5-pressure rod, 6-clamping device, 7-casing, 8-sliding rod, 9-connecting rod, 10-disc, 11-sealing plug, 12-sealing cylinder, 13-through hole, 14-baffle, 15-connecting piece, 16-pin column, 17-connecting block, 18-clamping groove, 19-elastic limiting rod, 20-arc block, 21-first spring, 22-second spring, 23-titanium metal material, 61-threaded inserted rod, 62-lever, 63-driving rod and 64-driving block.

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 corrosion-resistant anti-pressure titanium butterfly valve comprises a valve body 1, a valve seat 2 and a valve rod 3, wherein the bottom of the valve body 1 is fixedly connected with a connecting piece 15, the left side and the right side inside the connecting piece 15 are fixedly connected with the left side and the right side of the top of the valve seat 2 through pins 16, the top of the valve body 1 is fixedly connected with a valve top 4, the inner surface of the valve top 4 is in threaded connection with the inner surface of the valve rod 3, the inner surface of the valve rod 3 is movably connected with a pressure rod 5, the outer surfaces of the pressure rod 5, a sealing plug 11, a sliding rod 8 and a casing 7 are plated with titanium metal materials 23, the left side and the right side of the inner surface of the valve body 1 are fixedly connected with the casing 7 through a clamping device 6, the top of the casing 7 is fixedly connected with a connecting block 17, one side of the surface of the connecting block 17 is clamped with an elastic limit rod, the whole sliding rod 8 and the sealing plug 11 can be detached, the operation is simple, the pressing rod 5, the sealing plug 11, the sliding rod 8 and the casing 7 are all plated with titanium metal materials, the corrosion resistant effect of high strength is achieved, the clamping device 6 comprises a threaded insert rod 61, one end of the threaded insert rod 61 is movably connected with a lever 62, the other end of the lever 62 is movably connected with a driving rod 63, one end of the driving rod 63 is fixedly connected with a driving block 64, the inner surface of the casing 7 is slidably connected with the sliding rod 8, the top of the sliding rod 8 is connected with one side of the inner surface of the casing 7 through a first spring 21, the top of the pressing rod 5 is fixedly connected with one side of the inner surface of the valve rod 3 through a second spring 22, one end of the sliding rod 8 is fixedly connected with a connecting rod 9, the sealing plug 11 is fixedly connected between the opposite ends of the, a baffle plate 14 is fixedly connected to one side of the bottom of the sealing cylinder 12, and the inner surface of the valve seat 2 is fixedly connected with the sealing cylinder 12 matched with the sealing plug 11 through a disc 10.

When the sealing plug 11 needs to be replaced, the two pins 16 are screwed to remove the whole valve body, the threaded insert rod 61 is screwed by a tool to move the threaded insert rod 61 outwards so as to drive the lever 62 to rotate, one end of the lever 62 drives the driving rod 63 to move upwards, the elastic limiting rod 19 is withdrawn from the connecting block 17, and the component connected with the sealing plug 11 can be removed to replace other components.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 corrosion-resistant anti-pressure titanium butterfly valve, includes valve body (1), disk seat (2) and valve rod (3), the top fixedly connected with valve top (4) of valve body (1), its characterized in that: the internal surface of valve top (4) and the internal surface threaded connection of valve rod (3), the internal surface swing joint of valve rod (3) has depression bar (5), the left and right sides of valve body (1) internal surface all is through latch device (6) fixedly connected with cover shell (7), the internal surface sliding connection of cover shell (7) has slide bar (8), the one end fixedly connected with connecting rod (9) of slide bar (8), two fixedly connected with sealing plug (11) between the relative one end of connecting rod (9), the internal surface of disk seat (2) passes through disc (10) fixedly connected with and sealing plug (11) looks adaptation's a sealed section of thick bamboo (12).

2. The corrosion-resistant pressure-resistant titanium butterfly valve according to claim 1, wherein: the right side of the outer surface of the sealing plug (11) is provided with a through hole (13), and one side of the bottom of the sealing cylinder (12) is fixedly connected with a baffle plate (14).

3. The corrosion-resistant pressure-resistant titanium butterfly valve according to claim 1, wherein: the bottom fixedly connected with connecting piece (15) of valve body (1), the left and right sides inside connecting piece (15) all through the left and right sides fixed connection at round pin post (16) and disk seat (2) top.

4. The corrosion-resistant pressure-resistant titanium butterfly valve according to claim 1, wherein: clamping device (6) is including screw thread inserted bar (61), the one end swing joint of screw thread inserted bar (61) has lever (62), and the other end swing joint of lever (62) has actuating lever (63), the one end fixedly connected with drive block (64) of actuating lever (63).

5. The corrosion-resistant pressure-resistant titanium butterfly valve according to claim 1, wherein: the top fixedly connected with connecting block (17) of cover shell (7), elastic gag lever post (19) is passed through draw-in groove (18) joint in one side on connecting block (17) surface, the circular arc piece (20) of the one end fixedly connected with and drive block (64) looks adaptation of elastic gag lever post (19).

6. The corrosion-resistant pressure-resistant titanium butterfly valve according to claim 1, wherein: the top of the sliding rod (8) is connected with one side of the inner surface of the shell (7) through a first spring (21), and the top of the pressing rod (5) is fixedly connected with one side of the inner surface of the valve rod (3) through a second spring (22).

7. The corrosion-resistant pressure-resistant titanium butterfly valve according to claim 1, wherein: the outer surfaces of the compression bar (5), the sealing plug (11), the sliding bar (8) and the casing (7) are all plated with titanium metal materials (23).