CN219911863U - External exhaust valve - Google Patents
External exhaust valve Download PDFInfo
- Publication number
- CN219911863U CN219911863U CN202320670211.0U CN202320670211U CN219911863U CN 219911863 U CN219911863 U CN 219911863U CN 202320670211 U CN202320670211 U CN 202320670211U CN 219911863 U CN219911863 U CN 219911863U
- Authority
- CN
- China
- Prior art keywords
- exhaust
- conical surface
- exhaust valve
- core
- exhaust core
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 10
- 238000000462 isostatic pressing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model discloses an external exhaust valve which is arranged on the outer side of a sealing head of a horizontal isostatic press and comprises a joint (1), an exhaust valve seat (4), a spring (5), an exhaust core (6), a conical surface pad (7), a joint nut (8) and a sealing gasket (9), wherein the exhaust valve seat (4) is provided with the exhaust core (6), one end of the exhaust core (6) is contacted with the spring (5), the other end of the exhaust core is contacted with the conical surface pad (7), the other end of the conical surface pad (7) is contacted with the joint nut (8), the other end of the spring (5) is contacted with one end of the sealing gasket (9), the other end of the sealing gasket (9) is contacted with one end of the joint (1), the joint (1) is in threaded connection with the left end of the exhaust valve seat (4), a mounting screw hole is formed in a flange at the left end of the exhaust valve seat (4), and the exhaust valve is opened when the conical surface of the exhaust core (6) and the conical surface of the exhaust valve seat (4) are separated under the action of the spring (5), and the exhaust valve is closed when the exhaust valve is pushed under the action of the liquid, so that the exhaust valve is fast in a fitting mode, and the device is convenient to install and maintain.
Description
Technical Field
The utility model relates to an external exhaust valve, in particular to an external exhaust valve of a horizontal isostatic pressing machine.
Background
In the prior art, the gas in the container is discharged through a vent valve device arranged in a sealing head. The exhaust process of the exhaust valve device is that the container is filled with liquid, the exhaust device is closed and opened under the buoyancy of the liquid and the gravity of the liquid, and the horizontal isostatic pressing machine is in exhaust, and the exhaust valve device is required to be installed in the horizontal direction, so that the existing exhaust device structure is not suitable for the requirements of the horizontal isostatic pressing machine, and the exhaust device for realizing rapid exhaust is required to be applied to the horizontal isostatic pressing machine.
Disclosure of Invention
The utility model aims to provide an external exhaust valve applied to a horizontal isostatic pressing machine, aiming at the defects existing in the prior art.
The utility model is realized by the following technical scheme: the utility model provides an external discharge valve, its characterized in that includes joint, exhaust valve seat, spring, exhaust core, conical surface pad, joint nut and sealed pad, the exhaust valve seat inside open and to have the installation bore, the exhaust core movably arrange in the installation bore in, exhaust core one end open and to have the cavity, the exhaust core radially open and to have a plurality of through-holes of intercommunication the cavity, exhaust core one end with spring one end contact, exhaust core middle part system have the step face as the sealed face, the installation bore make and have the step face as the sealed face, the exhaust core other end under the restoring force effect of spring with conical surface pad one end contact, exhaust core other end terminal surface open and to have the ventilation groove, conical surface pad axial open and to have the through-hole, conical surface pad other end with joint nut one end contact, joint nut threaded connection be in the right-hand member of cavity, the spring other end with sealed pad one end contact, the left end of exhaust core have the lower screw hole opening of the screw hole, the lower limit of exhaust core screw hole is in the lower limit of the valve seat one end of screw joint, the end of the exhaust valve seat has the sealed pad one end contact.
Further, the step surface in the middle of the exhaust core is made into an outer conical surface, the step surface of the installation cavity is made into an inner conical surface, and the outer conical surface and the inner conical surface form a linear seal.
Compared with the prior art, the external exhaust valve has the following advantages: when the working container of the horizontal isostatic pressing machine is filled with liquid and a small amount of gas in the container needs to be discharged, the external exhaust valve is connected with the working container through a pipeline, the spring is in a precompressed state, the precompressed force of the spring acts on one end of the exhaust core, the other end of the exhaust core is tightly attached to one end of the conical surface pad, the external exhaust valve is in an opened state, and the gas in the working container is discharged from the joint through the vent groove and the radial hole of the exhaust core; with the inside gas of container by the discharge, liquid fills slowly, and the exhaust core removes left under the effect of liquid thrust, and when exhaust core conical surface and exhaust valve seat conical surface closely paste, external discharge valve is closed, and the gas in the work container is whole quick-operation, because external discharge valve installs in the head outside of horizontal isostatic pressing machine, still is convenient for install and maintenance.
Drawings
FIG. 1 is a schematic illustration of an external vent valve of the present utility model.
Fig. 2 is an external schematic view of an external exhaust valve in a horizontal isostatic press according to the present utility model.
In the figure: 1. the device comprises a connector, a locking nut, a sealing ring, an exhaust valve seat, a spring, an exhaust core, a conical surface pad, a connector nut, a sealing pad, a horizontal isostatic pressing machine and an external exhaust valve.
Detailed Description
The present utility model will be described in further detail with reference to examples, but embodiments of the present utility model are not limited thereto.
Fig. 1 shows an embodiment of an external exhaust valve of the present utility model, which is characterized by comprising a joint 1, an exhaust valve seat 4, a spring 5, an exhaust valve seat 6, a conical surface pad 7, a joint nut 8 and a sealing pad 9, wherein a mounting hole cavity is formed in the exhaust valve seat 4, the exhaust valve seat 6 is movably arranged in the mounting hole cavity, a concave cavity is formed at one end of the exhaust valve seat 6, a plurality of through holes communicated with the concave cavity are formed in the radial direction of the exhaust valve seat 6, one end of the exhaust valve seat 6 is in contact with one end of the spring 5, a step surface serving as a sealing surface is formed in the middle of the exhaust valve seat 6, a step surface serving as a sealing surface is formed in the mounting hole cavity, the other end of the exhaust valve seat 6 is in contact with one end of the conical surface pad 7 under the restoring force of the spring 5, a through hole is formed in the axial direction of the other end face of the exhaust valve seat 6, the other end of the conical surface pad 7 is in contact with one end of the joint nut 8, the joint nut 8 is in threaded connection with one end of the left end of the joint nut 8, the other end of the threaded nut 8 is in threaded connection with the right end of the threaded hole is in contact with one end of the lower threaded hole of the valve seat 1, the lower end of the threaded seat 9 is in contact with one end of the threaded seat 1 is limited, and the other end of the threaded seat is in contact with one end of the threaded seat is in contact with the threaded seat is limited.
The middle step surface of the exhaust core 6 is made into an outer conical surface, the step surface of the installation cavity is made into an inner conical surface, and the outer conical surface and the inner conical surface form a linear seal.
One end of the exhaust core 6 is provided with a boss, one end of the spring 5 is sleeved on the boss, so that the spring 5 can play a role in guiding in the movement process of the exhaust core 6, and the exhaust core 6 is not clamped.
Both end surfaces of the conical surface pad 7 are made into conical surfaces, so that the conical surface pad can be better tightly attached to the exhaust core 6 and the joint nut 8.
The sealing gasket 9 is provided with a sealing ring 3, and the sealing ring 3 is a 0-shaped ring.
The screw rod part of the connector 1 is sleeved with the lock nut 2, so that the connector 1 can be prevented from loosening, the tightness and the safety are better, and the other end of the connector 1 is provided with a conical opening connected with an external pipeline.
An external nut connected with the pipeline of the working container is arranged in the joint nut 8.
FIG. 2 is an external schematic view of an external exhaust valve in a horizontal isostatic press, wherein an external exhaust valve II is arranged outside a sealing head of the horizontal isostatic press I, when a small amount of gas in a working container of the horizontal isostatic press I needs to be discharged due to liquid filling, the external exhaust valve II is connected with a pipeline of the working container, at the moment, a spring 5 is in a precompression state, the precompression force of the spring 5 acts on one end of an exhaust core 6, the other end of the exhaust core 6 is tightly attached to one end of a conical surface pad 7, at the moment, the external exhaust valve II is in an opening state, and the gas in the working container is discharged from the joint 1 through a vent groove and a radial hole of the exhaust core 6; along with the internal gas of container is discharged, liquid slowly fills, exhaust core 6 remove left under the effect of liquid thrust, when exhaust core 6 conical surface with exhaust valve seat 4 conical surface closely paste, external discharge valve II close, the whole quick exhaust of gas in the work container because external discharge valve II install horizontal isostatic press I's head outside, still be convenient for installation and maintenance.
Claims (7)
1. An external discharge valve, its characterized in that: the valve comprises a joint (1), an exhaust valve seat (4), a spring (5), an exhaust core (6), a conical surface pad (7), a joint nut (8) and a sealing gasket (9), wherein a mounting hole cavity is formed in the exhaust valve seat (4), the exhaust core (6) is movably arranged in the mounting hole cavity, a concave cavity is formed at one end of the exhaust core (6), a plurality of through holes communicated with the concave cavity are formed in the exhaust core (6) in the radial direction, one end of the exhaust core (6) is contacted with one end of the spring (5), a step surface serving as a sealing surface is formed in the middle of the exhaust core (6), a step surface serving as a sealing surface is formed in the mounting hole cavity, one end of the conical surface pad (7) is contacted with the other end of the exhaust core (6) under the action of restoring force of the spring (5), a ventilation groove is formed in the other end face of the exhaust core (6), a through hole is formed in the axial direction of the conical surface pad (7), the other end of the conical surface (7) is contacted with one end of the joint nut (8), the other end of the exhaust core is contacted with one end of the threaded nut (8), the threaded joint nut (4) is connected with the threaded hole (4) at the lower end of the threaded joint (1) in a limited position, the threaded hole (4) is connected with the threaded hole (5), one end of the joint (1) is contacted with the other end of the sealing gasket (9), and a mounting screw hole is formed in the left end flange of the exhaust valve seat (4).
2. An outboard vent valve as defined in claim 1, wherein: the middle step surface of the exhaust core (6) is made into an outer conical surface, the step surface of the installation cavity is made into an inner conical surface, and the outer conical surface and the inner conical surface form linear sealing.
3. An outboard vent valve as defined in claim 2, wherein: one end of the exhaust core (6) is provided with a boss, and one end of the spring (5) is sleeved on the boss.
4. An outboard vent valve as defined in claim 1, wherein: the sealing gasket (9) is provided with a sealing ring (3), and the sealing ring (3) is a 0-shaped ring.
5. An outboard vent valve as defined in claim 1, wherein: the screw rod part of the connector (1) is sleeved with a lock nut (2), and the other end of the connector (1) is provided with a conical opening connected with an external pipeline.
6. An outboard vent valve as defined in claim 1, wherein: both end surfaces of the conical surface pad (7) are made into conical surfaces.
7. An outboard vent valve as defined in claim 1, wherein: an external nut connected with the pipeline of the working container is arranged in the joint nut (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320670211.0U CN219911863U (en) | 2023-03-30 | 2023-03-30 | External exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320670211.0U CN219911863U (en) | 2023-03-30 | 2023-03-30 | External exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911863U true CN219911863U (en) | 2023-10-27 |
Family
ID=88438253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320670211.0U Active CN219911863U (en) | 2023-03-30 | 2023-03-30 | External exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911863U (en) |
-
2023
- 2023-03-30 CN CN202320670211.0U patent/CN219911863U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |