CN219317684U - Pressure-resistant corrosion-resistant two-way cock - Google Patents
Pressure-resistant corrosion-resistant two-way cock Download PDFInfo
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- CN219317684U CN219317684U CN202320700780.5U CN202320700780U CN219317684U CN 219317684 U CN219317684 U CN 219317684U CN 202320700780 U CN202320700780 U CN 202320700780U CN 219317684 U CN219317684 U CN 219317684U
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Abstract
The utility model relates to the technical field of plug valves, in particular to a pressure-resistant corrosion-resistant two-way plug, which comprises a two-way plug valve body and a plug cock, wherein the top of the left side of the two-way plug valve body is fixedly connected with a sleeve, the top of the middle part of the two-way plug valve body is connected with a top cover through a bolt, the middle part of the two-way plug valve body is rotatably connected with a valve rod, and a corrosion-resistant structure is arranged in the plug cock. Through the user rotation valve rod, the valve rod drives the cock and rotates to make the cock close, because inside fluid receives inertia when the cock is closed and makes the pressure of fluid strengthen this moment, makes fluid extrusion rubber buffer upwards remove, and the rubber buffer drives the loop bar and upwards removes, and the loop bar drives the spring compression, thereby buffers the fluid because the power that inertia produced, prevents that the cock of two ways from when suddenly closing and opening, and inside fluid is easy because of inertial reason, causes the circumstances that damage fracture appears in cock or connected pipeline easily.
Description
Technical Field
The utility model relates to the technical field of plug valves, in particular to a pressure-resistant corrosion-resistant two-way plug valve.
Background
The plug valve is a valve which is a closing member or a plunger-shaped rotary valve and is opened or closed by rotating 90 degrees to enable a passage opening on the valve plug to be communicated with or separated from a passage opening on the valve body.
For example, the authorized bulletin number is CN218377946U, and in the use process of the two-way plug valve in the document, through the adjusting component, the rotating handle and the shell, the length of the rotating handle can be adjusted by utilizing the locking bolt to be arranged in different reserved holes, so that other spaces are prevented from being occupied, other valve bodies or pipelines cannot be influenced when being arranged, the two-way plug valve is more convenient to operate, and the practicability is stronger; however, in the use process of the two-way plug valve in the above document, because the internal plug of the two-way plug valve is suddenly opened or closed, the flow velocity of the internal fluid is easy to change suddenly due to the principle of inertia, meanwhile, the internal fluid pressure is greatly fluctuated, the pressure of the fluid is suddenly increased, and therefore, when the force acts on the plug, the plug or a connected pipeline is easy to damage and crack, the service life of the two-way plug valve is reduced, and meanwhile, in the use process of the two-way plug valve in the above document, the internal fluid of the two-way plug valve has higher corrosion, so that when the two-way plug valve flows to the outside, the internal structure of the plug is damaged due to the corrosion of the fluid, and the two-way plug valve in the above document has poor corrosion resistance.
Disclosure of Invention
The utility model aims to solve the problems that when the existing two-way cock is suddenly closed and opened, internal fluid is easy to cause damage and rupture of the cock or a connected pipeline due to inertia, and the internal structure of the cock is damaged due to corrosive contact with the cock.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the pressure-resistant corrosion-resistant two-way cock comprises a two-way cock valve body and a cock, wherein the top of the left side of the two-way cock valve body is fixedly connected with a sleeve, the top of the middle of the two-way cock valve body is connected with a top cover through a bolt, the middle of the two-way cock valve body is rotationally connected with a valve rod, a pressure-resistant structure is arranged in the sleeve, and a corrosion-resistant structure is arranged in the cock.
Preferably, the pressure-resistant structure comprises a sliding cylinder, the top end of the sliding cylinder is fixedly connected with the sleeve, the inner wall of the sliding cylinder is slidably connected with the loop bar, the top end of the loop bar is fixedly connected with one end of the spring, one end of the spring is connected with the sliding cylinder, and the bottom end of the loop bar is fixedly connected with the rubber plug.
Preferably, the outer wall of the rubber plug is attached to the sleeve.
Preferably, the corrosion resistant structure comprises an inner corrosion resistant layer and an outer corrosion resistant layer, wherein the inner side of the inner corrosion resistant layer is fixedly connected with the cock, and the outer side of the outer corrosion resistant layer is connected with the cock.
Preferably, the bottom end of the valve rod is fixedly connected with the cock, and two sides of the two-way cock valve body are fixedly connected with flanges at two sides respectively.
The pressure-resistant corrosion-resistant two-way cock provided by the utility model has the beneficial effects that: through the user rotation valve rod, the valve rod drives the cock and rotates to make the two-way cock close, because inside fluid receives inertia when the two-way cock is closed and makes the pressure of fluid strengthen this moment, make fluid extrusion rubber buffer upwards remove, the rubber buffer drives the loop bar and upwards remove, the loop bar drives the spring compression, thereby to the fluid because the power that inertia produced is buffered, prevent that the two-way cock from when suddenly closing and opening, inside fluid is because of inertial reason easily, the condition that damages the fracture appears in the pipeline that causes cock or connection easily, the life of two-way cock has been improved.
The inner corrosion-resistant layer is butyl rubber anti-corrosion paint, the coating has good impermeability, and the oxidant, ozone, acid and alkali resistance are good, and the outer corrosion-resistant layer is RLHY-acid and alkali resistance paint, so that the corrosion resistance of the cock is improved, and the situation that the internal structure of the cock is damaged due to corrosive contact with the cock is prevented.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the front view structure of FIG. 1;
FIG. 3 is a schematic diagram of the structure of FIG. 2A;
FIG. 4 is a schematic view of the structure of the faucet of FIG. 1, an inner corrosion resistant layer, and an outer corrosion resistant layer.
In the figure: 1. the two-way cock valve body, 2, cock, 3, corrosion resistant structure, 301, inner corrosion resistant layer, 302, outer corrosion resistant layer, 4, pressure resistant structure, 4a1, rubber plug, 4a2, loop bar, 4a3, spring, 4a4, slide tube, 4b1, screw rod, 4b2, thread block, 5, flange, 6, valve rod, 7, sleeve, 8, top cap.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
example 1:
referring to fig. 1-4: in the embodiment, the pressure-resistant corrosion-resistant two-way cock comprises a two-way cock valve body 1 and a cock 2, wherein the top of the left side of the two-way cock valve body 1 is fixedly connected with a sleeve 7, the top of the middle part of the two-way cock valve body 1 is connected with a top cover 8 through a bolt, the middle part of the two-way cock valve body 1 is rotationally connected with a valve rod 6, a pressure-resistant structure 4 is arranged in the sleeve 7, and a corrosion-resistant structure 3 is arranged in the cock 2.
The pressure-resistant structure 4 comprises a sliding cylinder 4a4, the top end of the sliding cylinder 4a4 is fixedly connected with a sleeve 7, the inner wall of the sliding cylinder 4a4 is slidably connected with a sleeve rod 4a2, the elastic coefficient of a spring 4a3 can be selected according to actual use conditions, the top end of the sleeve rod 4a2 is fixedly connected with one end of the spring 4a3, when the two-way cock valve body 1 is closed, a user rotates a valve rod 6, the valve rod 6 drives a cock 2 to rotate, so that the two-way cock valve 1 is closed, at the moment, due to the fact that internal fluid is subjected to inertia when the two-way cock valve 1 is closed, the pressure of the fluid is enhanced, the fluid extrudes the rubber plug 4a1 to move upwards, the rubber plug 4a1 drives the sleeve rod 4a2 to move upwards, the sleeve rod 4a3 is compressed, so that the force generated by inertia is buffered on the fluid, one end of the spring 4a3 is connected with the sliding cylinder 4a, the bottom end of the sleeve rod 4a2 is fixedly connected with the rubber plug 4a1, and the outer wall of the rubber plug 4a1 is attached to the sleeve 7.
The corrosion resistant structure 3 comprises an inner corrosion resistant layer 301 and an outer corrosion resistant layer 302, the inner corrosion resistant layer 301 is butyl rubber corrosion resistant paint, the coating is good in impermeability, and excellent in oxidant resistance, ozone resistance, acid resistance and alkali resistance, the outer corrosion resistant layer 302 is made of RLHY-902 acid and alkali corrosion resistant paint, and good in corrosion resistance, so that the corrosion resistance of the cock is improved, the inner side of the corrosion resistant inner corrosion resistant layer 301 of the cock 2 is fixedly connected with the cock 2, the outer side of the outer corrosion resistant layer 302 is connected with the cock 2, the bottom end of the valve rod 6 is fixedly connected with the cock 2, and two sides of the two-way cock valve body 1 are fixedly connected with flanges 5 on two sides respectively.
Working principle:
when the two-way cock valve body 1 is closed, a user rotates the valve rod 6, the valve rod 6 drives the cock 2 to rotate, so that the two-way cock valve 1 is closed, at the moment, the internal fluid is subjected to inertia when the two-way cock valve 1 is closed, so that the pressure of the fluid is enhanced, the fluid extrudes the rubber plug 4a1 to move upwards, the rubber plug 4a1 drives the sleeve rod 4a2 to move upwards, the sleeve rod 4a2 drives the spring 4a3 to compress, the force generated by the inertia is buffered, the situation that the internal fluid is easy to damage and crack the cock or a connected pipeline due to inertia when the two-way cock is suddenly closed and opened is prevented, and the service life of the two-way cock valve is prolonged;
the inner corrosion-resistant layer 301 is butyl rubber anti-corrosion paint, the coating has good impermeability, and has excellent oxidant, ozone, acid and alkali resistance, the outer corrosion-resistant layer 302 is RLHY-902 acid and alkali corrosion-resistant paint, and has good corrosion resistance, so that the corrosion resistance of the cock is improved, and the situation that the internal structure of the cock is damaged due to contact with the cock with corrosiveness is prevented
Example 2:
referring to fig. 2 and 3: in this embodiment, a pressure-resistant and corrosion-resistant two-way cock, wherein the pressure-resistant structure 4 may further include a screw 4b1, the top of the outer wall of the screw 4b1 is rotationally connected with the sleeve 7, the bottom of the outer wall of the screw 4b1 is threadably connected with the threaded block 4b2, the bottom end of the threaded block 4b2 is tightly abutted against the spring 4a3, two sides of the outer wall of the threaded block 4b1 are slidingly connected with the slide cylinder 4a4, the screw 4b1 drives the threaded block 4b2 to move by rotating the screw 4b1, the threaded block 4b2 slides downwards along the slide cylinder 4a4, so as to drive the spring 4a3 to compress, and the rubber plug is adjusted to buffer different pressures by adjusting the elasticity of the spring 4a 3.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.
Claims (5)
1. The utility model provides a withstand voltage corrosion-resistant two way cock, includes two way cock valve body (1) and cock (2), its characterized in that: the left side top of two-way cock valve body (1) links to each other with sleeve (7) is fixed, two-way cock valve body (1) middle part top is connected with top cap (8) through the bolt, the middle part of two-way cock valve body (1) rotates with valve rod (6) and links to each other, the inside of sleeve (7) is equipped with withstand voltage structure (4), the inside of cock (2) is equipped with corrosion-resistant structure (3).
2. A pressure and corrosion resistant two way tap as defined in claim 1 wherein: the pressure-resistant structure (4) comprises a sliding cylinder (4 a 4), the top end of the sliding cylinder (4 a 4) is fixedly connected with a sleeve (7), the inner wall of the sliding cylinder (4 a 4) is slidably connected with a sleeve rod (4 a 2), the top end of the sleeve rod (4 a 2) is fixedly connected with one end of a spring (4 a 3), one end of the spring (4 a 3) is connected with the sliding cylinder (4 a 4), and the bottom end of the sleeve rod (4 a 2) is fixedly connected with a rubber plug (4 a 1).
3. A pressure and corrosion resistant two way tap as defined in claim 2 wherein: the outer wall of the rubber plug (4 a 1) is attached to the sleeve (7).
4. A pressure and corrosion resistant two way tap as defined in claim 1 wherein: the corrosion-resistant structure (3) comprises an inner corrosion-resistant layer (301) and an outer corrosion-resistant layer (302), wherein the inner side of the inner corrosion-resistant layer (301) is fixedly connected with the plug cock (2), and the outer side of the outer corrosion-resistant layer (302) is connected with the plug cock (2).
5. A pressure and corrosion resistant two way tap as defined in claim 1 wherein: the bottom end of the valve rod (6) is fixedly connected with the cock (2), and two sides of the two-way cock valve body (1) are fixedly connected with flanges (5) at two sides respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320700780.5U CN219317684U (en) | 2023-04-03 | 2023-04-03 | Pressure-resistant corrosion-resistant two-way cock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320700780.5U CN219317684U (en) | 2023-04-03 | 2023-04-03 | Pressure-resistant corrosion-resistant two-way cock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219317684U true CN219317684U (en) | 2023-07-07 |
Family
ID=87034554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320700780.5U Active CN219317684U (en) | 2023-04-03 | 2023-04-03 | Pressure-resistant corrosion-resistant two-way cock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219317684U (en) |
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2023
- 2023-04-03 CN CN202320700780.5U patent/CN219317684U/en active Active
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