CN214789073U - Angle valve - Google Patents
Angle valve Download PDFInfo
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- CN214789073U CN214789073U CN202121109155.0U CN202121109155U CN214789073U CN 214789073 U CN214789073 U CN 214789073U CN 202121109155 U CN202121109155 U CN 202121109155U CN 214789073 U CN214789073 U CN 214789073U
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Abstract
The utility model provides an angle valve belongs to valve technical field. It has solved the problem that the structure is complicated, with high costs. It is including the valve body that has inlet channel and exhalant canal, inlet channel and exhalant canal are mutually perpendicular and have the water hole of crossing that communicates both in the valve body, valve body female connection has the control lever, inlet channel internal fixation has seal ring, seal ring supports and forms sealedly on the face at water hole one end drill way place, be equipped with the valve ball that the external diameter is less than the inlet channel internal diameter in the inlet channel, the valve ball can support and lean on to seal ring one side central point department under the pressure effect of intaking and form sealedly, control lever and exhalant canal are mutually perpendicular and when the control lever rotate its one end can pass the water hole and will support the valve ball that supports on seal ring and open, inlet channel's import internal fixation has stifled cover, the aperture of stifled cover centre bore is less than the valve ball external diameter. It has the advantages of simple structure, low cost and the like.
Description
Technical Field
The utility model belongs to the technical field of the valve, a angle valve is related to.
Background
The angle valve is also called a triangle valve, an included angle of 90 degrees is usually formed between an inlet and an outlet of the angle valve, and a valve core capable of controlling the communication or the partition of the inlet and the outlet is arranged in the angle valve. The traditional angle valve only has a stopping function, when the outlet pressure is larger than the inlet pressure or the pipeline stops water, the water at the outlet can flow back into the angle valve, and the water supply system can be damaged.
Therefore, the Chinese patent discloses a check type angle valve with application number 200520116162.8, which comprises a valve body and a valve cover connected on the valve body, wherein a valve seat and a ball for opening and closing the valve are arranged in the valve body, an operation component for realizing the opening and closing of the valve is arranged on the valve body in a sealing connection manner, a check device is arranged in a water outlet of the valve cover, the check device comprises a valve clack rod with shoulder blades, a check ring and a porous baffle plate which are axially positioned are arranged at the upper end of the valve clack rod, a pressure spring is arranged between the porous baffle plate and the shoulder blades of the valve clack rod, and a valve clack frame which are fastened to open and close the valve by nuts are arranged at the lower end of the valve clack rod. The angle valve not only keeps the opening and closing and flow stopping functions of the angle valve, but also has the non-return function. However, in the check type angle valve, the on-off interception and the check are actually realized by two different structures, so the structure is relatively complex and the production cost is relatively high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem that prior art exists, provide an angle valve, solved the complicated, with high costs problem of structure.
The purpose of the utility model can be realized by the following technical proposal:
angle valve, including the valve body that has inhalant canal and exhalant canal, inhalant canal and exhalant canal be perpendicular mutually and have the water hole of crossing with both intercommunications in the valve body, valve body female connection has the control lever, a serial communication port, inhalant canal internal fixation have seal ring, seal ring supports and forms sealedly on the face at water hole one end drill way place, be equipped with the valve ball that the external diameter is less than the inhalant canal internal diameter in the inhalant canal, the valve ball can support under the inlet pressure effect and form sealedly by seal ring one side central point department, the control lever with exhalant canal be perpendicular mutually and when the control lever rotate its one end can pass the water hole and will support the valve ball that leans on seal ring and open, inhalant canal's import internal fixation has stifled cover, the aperture of stifled cover centre bore is less than the valve ball external diameter.
When the angle valve is not used (when a pipeline system does not need medium circulation), the control rod is rotated clockwise to enable one end of the control rod to be far away from the sealing washer, the valve ball is abutted against the central position of one side of the sealing washer under the action of water inlet pressure to form sealing, and the water inlet channel and the water outlet channel are blocked to ensure that the angle valve is in a closed state. When needs use (when pipe-line system needs the medium circulation), only need anticlockwise rotation control lever, control lever and valve body threaded connection and can follow axial displacement, control lever one end just can pass the water hole and will support the valve ball that leans on seal ring and push away, just so form the intercommunication between inlet channel and the outlet channel and make hydroenergy flow smoothly. When the angle valve is closed and water supply is suddenly cut off, the inlet pressure drops suddenly to cause the valve ball to be sealed, the medium in the water outlet pipe at the rear end of the angle valve flows into the water inlet channel under the action of siphon, and the valve ball is pressed at the orifice at one end of the blocking sleeve to form sealing under the action of the medium pressure in the water outlet pipe at the rear end of the angle valve, so that the purpose of preventing backflow is achieved.
The angle valve has the advantages that the valve ball is matched with the sealing washer or the valve ball is matched with the blocking sleeve, so that the angle valve has the opening and closing functions of the traditional valve and the backflow prevention function, and the angle valve is simpler in structure and lower in cost.
In the angle valve, one side of the sealing gasket, which faces the blocking sleeve, is provided with a concave cavity, and the cavity wall of the concave cavity is a conical surface.
The cavity wall of cavity is the conical surface, can lead to the valve ball through the inclination, and the valve ball can cooperate with seal ring formation smoothly under the pressure effect of intaking when guaranteeing that the control lever is kept away from seal ring and seal. Meanwhile, the arrangement can also enable a user to control the gap between the valve ball and the cavity wall of the concave cavity by rotating the control rod, so that the flow control is realized.
In the angle valve, the hole at one end of the central hole of the blocking sleeve, which is close to the sealing washer, is in an outward expansion shape.
The end orifice of the central hole of the blocking sleeve, which is close to the sealing washer, is arranged to be in an outward-expanding shape, so that the end orifice of the central hole of the blocking sleeve forms an inclination, the valve ball can be guided, and the valve ball can be ensured to be smoothly matched with the blocking sleeve to form sealing when the water inlet pressure is suddenly cut off.
In the angle valve, the valve ball is made of polycarbonate.
Compared with the prior art, the angle valve has the advantages that the valve ball is matched with the sealing washer or the valve ball is matched with the blocking sleeve, so that the opening and closing functions of the traditional valve and the backflow preventing function are realized, the structure is simpler, and the cost is lower.
Drawings
FIG. 1 is a schematic cross-sectional view of the instant angle valve in the closed state with the inlet pressure greater than the outlet pressure.
FIG. 2 is a cross-sectional view of the instant angle valve in the closed state with the inlet pressure less than the outlet pressure.
In the figure, 1, a valve body; 1a, a water inlet channel; 1b, a water outlet channel; 1c, water through holes; 1d, a projection; 2. a control lever; 3. a sealing gasket; 3a, a concave cavity; 4. a valve ball; 5. plugging a sleeve; 6. a handle; 7. and (5) sealing rings.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the angle valve includes a valve body 1 having a water inlet channel 1a and a water outlet channel 1b, the water inlet channel 1a is perpendicular to the water outlet channel 1b, and a water through hole 1c communicating the water inlet channel 1a and the water outlet channel 1b is arranged in the valve body 1, wherein the water through hole 1c and the water inlet channel 1a are arranged on the same center line. A sealing gasket 3 is fixed in the water inlet channel 1a, the sealing gasket 3 is abutted against the surface where the orifice at one end of the water hole 1c is located to form sealing, a valve ball 2 is arranged in the water inlet channel 1a, the valve ball 2 is made of polycarbonate, the outer diameter of the valve ball 2 is smaller than the inner diameter of the water inlet channel 1a, and the valve ball 2 can be abutted against the central position on one side of the sealing gasket 3 to form sealing under the action of water inlet pressure. A blocking sleeve 5 is fixed in the inlet of the water inlet channel 1a, and the aperture of the central hole of the blocking sleeve 5 is smaller than the outer diameter of the valve ball 2. Specifically, the sealing washer 3 is made of silica gel, the sealing washer 3 and the plugging sleeve 5 are both fixed in the valve body 1 through glue, one side of the sealing washer 3, which faces the plugging sleeve 5, is provided with a concave cavity 3a, and the cavity wall of the concave cavity 3a is a conical surface; the hole opening of one end of the central hole of the blocking sleeve 5 close to the sealing washer 3 is in an outward expansion shape.
Valve body 1 has bulge 1d, and bulge 1d internal thread connection has control lever 2 and is equipped with sealing washer 7 between the two, and 2 one ends of control lever stretch out valve body 1 external fixation have handle 6. The control rod 2 is vertical to the water outlet channel 1b, the axis of the control rod 2 is collinear with the central line of the water inlet channel 1a, and when the control rod 2 rotates, one end of the control rod can penetrate through the water through hole 1c and push the valve ball 4 abutted against the sealing washer 3 to open.
When the pipeline system does not need medium circulation, as shown in fig. 1, the control rod 2 is rotated clockwise to enable one end of the control rod to be far away from the sealing washer 3, at the moment, the valve ball 4 abuts against the central position of one side of the sealing washer 3 under the action of water inlet pressure to form sealing, and the water inlet channel 1a and the water outlet channel 1b are blocked to ensure that the angle valve is in a closed state. When the pipeline system needs medium circulation, only need anticlockwise rotation control lever 2, control lever 2 and 1 threaded connection of valve body can follow axial displacement, and 2 one end of control lever just can pass water hole 1c and will support and open by the valve ball 4 top that leans on seal ring 3, so just form the intercommunication between inhalant canal 1a and the exhalant canal 1b and make hydroenergy flow smoothly. When the angle valve is closed and the water supply at the front end of the angle valve is suddenly cut off, as shown in fig. 2, the inlet pressure suddenly drops to cause the sealing failure of the valve ball 4, the medium in the water outlet pipe at the rear end of the angle valve flows into the water inlet channel 1a under the siphon action, and the valve ball 4 is pressed at the orifice at one end of the blocking sleeve 5 to form a seal under the pressure of the medium in the water outlet pipe at the rear end of the angle valve, so that the purpose of backflow prevention is achieved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (4)
1. The angle valve comprises a valve body (1) with a water inlet channel (1a) and a water outlet channel (1b), wherein the water inlet channel (1a) is perpendicular to the water outlet channel (1b) and a water passing hole (1c) which communicates the water inlet channel and the water outlet channel is formed in the valve body (1), a control rod (2) is connected with the valve body (1) in an internal thread manner, and the angle valve is characterized in that a sealing gasket (3) is fixed in the water inlet channel (1a), the sealing gasket (3) is abutted against the surface where the hole at one end of the water passing hole (1c) is located to form sealing, a valve ball (4) with the outer diameter smaller than the inner diameter of the water inlet channel (1a) is arranged in the water inlet channel (1a), the valve ball (4) can be abutted against the central position at one side of the sealing gasket (3) to form sealing under the action of water inlet pressure, the control rod (2) is perpendicular to the water outlet channel (1b) and one end of the control rod (2) can penetrate through the water passing hole (1c) and can be abutted against the valve ball (4) abutted against the sealing gasket (3) when the control rod (2) rotates, a blocking sleeve (5) is fixed in the inlet of the water inlet channel (1a), and the aperture of the central hole of the blocking sleeve (5) is smaller than the outer diameter of the valve ball (4).
2. An angle valve according to claim 1, characterized in that the side of the sealing gasket (3) facing the plug sleeve (5) is provided with a concave cavity (3a), and the cavity wall of the concave cavity (3a) is a conical surface.
3. An angle valve according to claim 1, characterized in that the central hole of the plug sleeve (5) is flared close to the opening of the sealing washer (3).
4. The angle valve according to claim 1, 2 or 3, characterized in that the valve ball (4) is made of polycarbonate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121109155.0U CN214789073U (en) | 2021-05-20 | 2021-05-20 | Angle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121109155.0U CN214789073U (en) | 2021-05-20 | 2021-05-20 | Angle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214789073U true CN214789073U (en) | 2021-11-19 |
Family
ID=78696919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121109155.0U Active CN214789073U (en) | 2021-05-20 | 2021-05-20 | Angle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214789073U (en) |
-
2021
- 2021-05-20 CN CN202121109155.0U patent/CN214789073U/en active Active
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