CN216131748U - Two-section type floating ball trap - Google Patents
Two-section type floating ball trap Download PDFInfo
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- CN216131748U CN216131748U CN202121712039.8U CN202121712039U CN216131748U CN 216131748 U CN216131748 U CN 216131748U CN 202121712039 U CN202121712039 U CN 202121712039U CN 216131748 U CN216131748 U CN 216131748U
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- upper valve
- floating ball
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Abstract
The utility model discloses a two-section type floating ball trap, which solves the problem of processing and assembling caused by poor structural design. The valve comprises an upper valve body and a lower valve body which are separated, wherein the upper valve body is fixedly arranged above the lower valve body, an upper valve cavity and a lower valve cavity are respectively arranged in the upper valve body and the lower valve body, the lower valve cavity is in a semi-spherical shape, the upper valve cavity is in a cylindrical shape, and the upper valve cavity is communicated with the lower valve cavity; the upper valve body and the lower valve body form a contact surface which is mutually contacted, and the plane where the contact surface is located is close to the spherical center of the floating ball in the non-floating state. The valve body is divided into an upper valve body and a lower valve body to form a two-section valve body structure which can be processed and manufactured respectively, so that all surfaces in the upper valve cavity and the lower valve cavity can be processed conveniently, the processing precision is ensured, in addition, the floating ball is more convenient to take and place and install, and particularly under the condition that the valve is installed on a pipeline; the valve has the advantages that the assembly difficulty is reduced on the whole, the assembly speed is high, the valve manufacturing time is shortened, the manufacturing cost is reduced, and the valve is very practical and efficient in the machining process.
Description
Technical Field
The utility model relates to the field of drain valves, in particular to a two-section type floating ball drain valve.
Background
The floating ball type drain valve utilizes the density difference principle of condensed water and steam, a hollow floating ball is placed inside a valve body of the drain valve without restriction to serve as a valve clack for completing the opening and closing action, and the floating ball can freely rise or fall, so that the drain valve is opened and closed. Although the prior art floating ball type drain valve has little problem in use, the prior art floating ball type drain valve has a larger problem in the processing process. Because of the need to place the floater in the valve body, the valve body designs into an organic whole usually, and its valve pocket is dark mouthful inner chamber shape, need stretch into inside to process to the valve pocket processing, and processing is inconvenient, easily causes the precision to reduce to it is very hard to get and put the floater, and the installation disk seat is difficult to effectively tighten.
Disclosure of Invention
The purpose of the utility model is as follows: in order to overcome the defects of the prior art, the utility model provides a two-section type floating ball trap, which solves the problem of processing and assembling caused by poor structural design.
The technical scheme of the utility model is as follows: the emptying device comprises a floating ball, a valve seat and an emptying device, and also comprises an upper valve body and a lower valve body which are separated, wherein the upper valve body is fixedly arranged above the lower valve body, an upper valve cavity and a lower valve cavity are respectively arranged in the upper valve body and the lower valve body, the lower valve cavity is in a semi-spherical shape, the upper valve cavity is in a cylindrical shape, and the upper valve cavity is communicated with the lower valve cavity; the floating ball can be arranged in the upper valve cavity and the lower valve cavity in a floating manner, the valve seat is arranged on the lower valve body, and the emptying device is arranged on the upper valve body; the upper valve body and the lower valve body form a contact surface which is mutually contacted, and the plane where the contact surface is located is close to the spherical center of the floating ball in the non-floating state.
By adopting the technical scheme, the valve body is divided into the upper valve body and the lower valve body to form a two-section valve body structure which can be processed and manufactured respectively, so that all surfaces in the upper valve cavity and the lower valve cavity can be processed conveniently, the processing precision can be ensured, in addition, the floating ball is more convenient to take and place and install, and particularly under the condition that the valve is installed on a pipeline; the valve has the advantages that the assembly difficulty is reduced on the whole, the assembly speed is high, the valve manufacturing time is shortened, the manufacturing cost is reduced, and the valve is very practical and efficient in the machining process.
The utility model further comprises the following steps: the inner wall of the lower valve body close to the contact surface is also provided with an annular boss, the annular boss protrudes towards the inner wall of the upper valve cavity, and the outer side surface of the annular boss is in close fit with the inner wall of the upper valve cavity.
By adopting the further arrangement, the annular boss can not only enhance the sealing of the contact surface, but also be used for installing and positioning the upper valve body.
The utility model further provides that: the upper valve cavity is also internally provided with a cylindrical filter cartridge, and the bottom of the filter cartridge is pressed against the annular boss.
Adopt above-mentioned further setting again, the cartridge filter is used for filtering impurity, but cartridge filter direct mount need not fixed mounting convenient in annular boss top.
Still further arrangements of the utility model are: and a sealing gasket is arranged on the contact surface between the upper valve body and the lower valve body.
By adopting the above further arrangement, the sealing of the contact surface is improved, and the leakage is avoided.
Still further arrangements of the utility model are: the valve seat is screwed outwards from the inside of the lower valve cavity and is arranged on the lower valve body.
By adopting the above further arrangement, the valve seat is of an internal installation type, and can be screwed tightly under stress, so that the valve seat is easy to assemble, and the cost is reduced.
Still further arrangements of the utility model are: the periphery of the valve seat positioned in the lower valve cavity is convexly provided with a valve seat ring platform, and a sealing ring sleeved on the valve seat is further arranged between the valve seat ring platform and the inner wall of the lower valve cavity.
With the above further arrangement, when the valve seat is screwed down, the valve seat ring platform extrudes the seal ring to form sealing.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of the utility model at A in FIG. 1;
wherein, 1, floating ball; 2. a valve seat; 3. an evacuation device; 4. an upper valve body; 5. a lower valve body; 41. an upper valve cavity; 51. a lower valve cavity; 42. a contact surface; 52. an annular boss; 6. a filter cartridge; 43. sealing gaskets; 21. a valve seat ring; 22. and (5) sealing rings.
Detailed Description
As shown in fig. 1 and 2, the two-stage floating ball trap includes a floating ball 1, a valve seat 2, an emptying device 3, and an upper valve body 4 and a lower valve body 5 which are separated from each other, wherein the upper valve body 4 is fixedly mounted above the lower valve body 5 through a bolt, an upper valve cavity 41 and a lower valve cavity 51 are respectively disposed in the upper valve body 4 and the lower valve body 5, the lower valve cavity 51 is semi-spherical to fit the outer shape of the floating ball 1, the upper valve cavity 41 is cylindrical to float or fall the floating ball 1, the upper valve cavity 41 is communicated with the lower valve cavity 51, and the inner diameters of the upper valve cavity and the lower valve cavity are close to each other. The floating ball 1 can be arranged in the upper valve cavity 41 and the lower valve cavity 51 in a floating manner, the valve seat 2 is arranged on the lower valve body 5, and the emptying device 3 is arranged on the upper valve body 4; the upper valve body 4 and the lower valve body 5 form a contact surface 42 which is mutually contacted, and the plane of the contact surface 42 is close to the spherical center of the floating ball 1 in the non-floating state, so that the processing and the manufacturing as well as the movement of the floating ball 1 are convenient.
The inner wall of the lower valve body 5 close to the contact surface 42 is further provided with an annular boss 52, the annular boss 52 protrudes towards the inner wall of the upper valve chamber 41, and the outer side surface of the annular boss 52 is tightly attached to the inner wall of the upper valve chamber 41, so that the sealing effect is realized. During the installation of the upper valve body 4, the inner wall of the upper valve cavity 41 is tightly attached to the outer side of the annular boss 52, so that the positioning and installation of the upper valve body 4 are facilitated.
The upper valve cavity 41 is also internally provided with a cylindrical filter cartridge 6, the bottom of the filter cartridge 6 is pressed against the annular boss 52, the filter cartridge 6 can be directly arranged above the annular boss 52, the bottom of the filter cartridge 6 is limited by the annular boss 52, and the top of the filter cartridge 6 is limited by the upper valve cavity 41.
A sealing gasket 43 is mounted on the contact surface 42 between the upper valve body 4 and the lower valve body 5 for sealing the contact surface 42.
The valve seat 2 is screwed outwards from the inside of the lower valve cavity 51 and is arranged on the lower valve body 5, the valve seat 2 is of an internal installation type, and the assembly can be completed by screwing under stress. The periphery of the valve seat 2 in the lower valve cavity 51 is convexly provided with a ring platform of the valve seat 2, and a sealing ring 22 externally sleeved on the valve seat 2 is further arranged between the ring platform of the valve seat 2 and the inner wall of the lower valve cavity 51. When the valve seat 2 is screwed down, the ring platform of the valve seat 2 and the inner wall of the lower valve cavity 51 press the sealing ring 22, thereby forming a seal.
Claims (6)
1. The utility model provides a two segmentation floater trap, including floater, disk seat and emptier which characterized in that: the valve also comprises an upper valve body and a lower valve body which are separated, wherein the upper valve body is fixedly arranged above the lower valve body, an upper valve cavity and a lower valve cavity are respectively arranged in the upper valve body and the lower valve body, the lower valve cavity is in a semi-spherical shape, the upper valve cavity is in a cylindrical shape, and the upper valve cavity is communicated with the lower valve cavity; the floating ball can be arranged in the upper valve cavity and the lower valve cavity in a floating manner, the valve seat is arranged on the lower valve body, and the emptying device is arranged on the upper valve body; the upper valve body and the lower valve body form a contact surface which is mutually contacted, and the plane where the contact surface is located is close to the spherical center of the floating ball in the non-floating state.
2. The two-stage floating ball trap of claim 1, wherein: the inner wall of the lower valve body, which is close to the contact surface, is also provided with an annular boss, the annular boss protrudes towards the inner wall of the upper valve cavity, and the outer side surface of the annular boss is in close fit with the inner wall of the upper valve cavity.
3. The two-stage floating ball trap of claim 2, wherein: and a cylindrical filter cartridge is further installed in the upper valve cavity, and the bottom of the filter cartridge is pressed against the annular boss.
4. The two-stage floating ball trap of claim 1 or 3, wherein: and a sealing gasket is arranged on the contact surface between the upper valve body and the lower valve body.
5. The two-stage floating ball trap of claim 1 or 3, wherein: the valve seat is screwed outwards from the inside of the lower valve cavity and is arranged on the lower valve body.
6. The two-stage floating ball trap of claim 5, wherein: and a valve seat ring platform is convexly arranged on the periphery of the valve seat in the lower valve cavity, and a sealing ring sleeved on the valve seat is further arranged between the valve seat ring platform and the inner wall of the lower valve cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121712039.8U CN216131748U (en) | 2021-07-26 | 2021-07-26 | Two-section type floating ball trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121712039.8U CN216131748U (en) | 2021-07-26 | 2021-07-26 | Two-section type floating ball trap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216131748U true CN216131748U (en) | 2022-03-25 |
Family
ID=80768382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121712039.8U Active CN216131748U (en) | 2021-07-26 | 2021-07-26 | Two-section type floating ball trap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216131748U (en) |
-
2021
- 2021-07-26 CN CN202121712039.8U patent/CN216131748U/en active Active
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