CN113007588B - Self-centering floating ball trap - Google Patents
Self-centering floating ball trap Download PDFInfo
- Publication number
- CN113007588B CN113007588B CN202110333634.9A CN202110333634A CN113007588B CN 113007588 B CN113007588 B CN 113007588B CN 202110333634 A CN202110333634 A CN 202110333634A CN 113007588 B CN113007588 B CN 113007588B
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- Prior art keywords
- valve
- floating ball
- floating
- cavity
- valve seat
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
- F16T1/20—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers with valves controlled by floats
- F16T1/22—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers with valves controlled by floats of closed-hollow-body type
- F16T1/24—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers with valves controlled by floats of closed-hollow-body type using levers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
- F16T1/38—Component parts; Accessories
- F16T1/383—Valve closing members or valve seats
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
- F16T1/38—Component parts; Accessories
- F16T1/386—Actuating mechanisms for lift valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
- F16T1/38—Component parts; Accessories
- F16T1/40—Actuating mechanisms of ball valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
- F16T1/38—Component parts; Accessories
- F16T1/45—Means for venting or aerating
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
- Float Valves (AREA)
Abstract
The invention relates to the technical field of water valves, in particular to a self-centering floating ball trap, which comprises a valve body, wherein a connecting shaft is fixed on the valve body, a valve seat is fixedly connected with the connecting shaft, the circumferential relative position of the valve seat and the connecting shaft is not limited during installation, a cavity is arranged in the valve body, a floating ball is arranged in the cavity, the floating ball is installed on the valve seat, an inlet and an outlet which are communicated with the cavity are arranged on the valve body, a channel communicated with the outlet and a liquid discharge port for communicating the cavity with the channel are arranged on the valve seat, and the floating ball is connected with a valve core for sealing or opening the liquid discharge port.
Description
Technical Field
The invention relates to the technical field of water valves, in particular to a self-centering floating ball drain valve.
Background
The prior floating ball trap is fixed and realizes sealing by a fixed line or surface, thus having the defects of easy abrasion of sealing, short service life and inflexible installation.
Disclosure of Invention
In order to solve the problem that the existing drain valve in the prior art is inflexible to install, the invention provides a self-centering floating ball drain valve which is flexible to install.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a self-centering floating ball trap comprises a valve body, wherein a connecting shaft is fixed on the valve body, a valve seat is fixedly connected with the connecting shaft, the circumferential relative positions of the valve seat and the connecting shaft are not limited during installation, a cavity is formed in the valve body, a floating ball is arranged in the cavity and is installed on the valve seat, an inlet and an outlet communicated with the cavity are formed in the valve body, a channel communicated with the outlet and a liquid discharge port used for communicating the cavity and the channel are formed in the valve seat, and the floating ball is connected with a valve core used for sealing or opening the liquid discharge port.
Furthermore, the connecting shaft is connected with the conical surface of the valve seat in a matched manner.
Furthermore, the valve seat is hinged with a floating ball connecting rod, and the floating ball is fixed on the floating ball connecting rod.
Furthermore, a valve core connecting rod is fixed on the floating ball connecting rod, and the valve core connecting rod is a telescopic rod.
Furthermore, the valve core is a spherical valve core.
Furthermore, the valve body is connected with a valve cover, and the valve cover and the valve body surround to form the cavity.
Furthermore, the valve seat is provided with an exhaust port communicated with the channel, and the exhaust port is provided with an exhaust device used for communicating or blocking the cavity and the exhaust port.
Furthermore, the exhaust device comprises a floating valve block matched with the exhaust port, the tail of the floating valve block is fixedly connected with a baffle plate, an elastic piece is arranged between the baffle plate and the valve body, and the force application direction of the elastic piece is opposite to the opening direction of the floating valve block.
Furthermore, the head of the floating valve block is in an inverted cone shape, and the valve seat is provided with a taper hole matched with the head of the floating valve block.
Further, the distance between the baffle and the head of the floating valve block is adjustable.
Has the advantages that:
(1) the valve seat is firmly installed at any angle in the circumferential direction by adopting a conical surface connection mode, so that the valve seat is suitable for use under various working conditions, has strong adaptability and reduces the manufacturing cost;
(2) the valve core adopts the spherical valve core, and can be sealed at any point in the rotation of the spherical surface, thereby reducing the abrasion of the valve core and improving the durability;
(3) the distance between the baffle and the head of the floating valve block is adjustable, so that the pressure of the elastic part can be adjusted by adjusting the position of the baffle, and the opening pressure of the floating valve block can be adjusted, so that the floating valve block is suitable for various working conditions;
(4) compared with the traditional floating ball trap, the trap of the invention has better sealing performance, higher durability and wider application, breaks through the limit of the bearing capacity of the lever floating ball trap, and the highest operating pressure can reach 6.0 MPa.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is the internal structure of the self-centering float trap of the present invention;
fig. 2 is a schematic view of the connection between the valve seat and the float connecting rod.
The valve comprises a valve body 100, a valve body 1, an inlet 2, a valve cover 3, a floating ball 4, a floating ball connecting rod 5, a valve core connecting rod 6, a valve core 7, a valve seat 71, a channel 72, an exhaust port 73, a liquid discharge port 8, an exhaust device 81, a floating valve block 82, a baffle plate 9, a connecting shaft 10, an outlet 11 and a cylindrical pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
As shown in figure 1, the self-centering floating ball trap comprises a valve body 1, wherein a connecting shaft 9 is fixed on the valve body 1, a valve seat 7 is fixedly connected with the connecting shaft 9, the circumferential relative position of the valve seat 7 and the connecting shaft 9 is not limited during installation, a cavity is arranged in the valve body 1, a floating ball 3 is arranged in the cavity, the floating ball 3 is installed on the valve seat 7, an inlet 1 and an outlet 10 which are communicated with the cavity are arranged on the valve body 1, a channel 71 which is communicated with the outlet 10 and a liquid discharge port 73 which is used for communicating the cavity with the channel 71 are arranged on the valve seat 7, and the floating ball 3 is connected with a valve core 6 which is used for sealing or opening the liquid discharge port 73.
During installation, the circumferential relative position of the valve seat 7 and the connecting shaft 9 is not limited, for example, the valve seat 7 can be sleeved on the connecting shaft 9 and then tightened by parts such as hoops, and the valve seat 7 can be installed at the circumferential installation position without limitation. In the invention, the connecting shaft 9 is in fit connection with the conical surface of the valve seat 7 and compresses and fixes the two in the fit process. The connecting shaft 9 and the valve seat 7 can be connected by adopting a Morse cone.
The valve seat 7 is hinged with a floating ball connecting rod 4, the floating ball 3 is fixed on the floating ball connecting rod 4, the floating ball connecting rod 4 can be installed in the form of a cylindrical pin 11 and a hole, as shown in fig. 2, one cylindrical pin 11 is used for rotating the floating ball connecting rod 4, and the other cylindrical pin 11 is used for limiting, so that the position of the cylindrical pin 11 is required to be determined according to the actual working condition to realize the up-and-down floating of the floating ball 3.
In order to increase the commonality, can set the floater connecting rod 4 and the disk seat 7 to the ball pivot and be connected, still need to set up the limit structure who guarantees that floater 3 falls to the assigned position like this, limit structure can be the spacing bowl structure of setting in the floater below, spacing bowl can be fixed on valve gap 2, thus, position does not require when floater 3 floats, but when floater 3 falls down, can be at the bottom of the bowl of spacing bowl along the landing of spacing bowl under the dead weight effect, the bowl bottom position of spacing bowl corresponds the minimum assigned position of floater 3, when floater 3 is located at the bottom of the spacing bowl promptly, case 6 just in time blocks leakage fluid dram 73.
The valve core connecting rod 5 is fixed on the floating ball connecting rod 4, the valve core connecting rod 5 can be made into a telescopic form similar to an umbrella handle of an umbrella, namely, the length can be adjusted, but the valve core connecting rod does not stretch out and draw back in the working process (the valve core connecting rod is fixed in the working process), therefore, in the specific installation process, the circumferential relative position of the valve seat 7 and the connecting shaft 9 is not limited, namely, the position of the valve core 6 in the circumferential direction can be adjusted, the valve core connecting rod 5 can stretch out and draw back, namely, the position of the valve core 6 in the radial direction can be adjusted, so that the application range is enlarged, and the position of the valve core 6 corresponds to the position of the liquid outlet 73 of the valve seat, so that the drain valve meets the requirements of various liquid outlet positions or working conditions.
The valve core 6 is a spherical valve core. The sealing can be realized at any point in the rotation of the spherical surface. Reduce the wearing and tearing of case, increased the durability.
The valve body 1 is connected with the valve cover 2, and the valve cover 2 and the valve body 1 surround to form a cavity.
The valve seat 7 is provided with an exhaust port 72 communicated with the passage 71, and the exhaust port 72 is provided with an exhaust device 8 for communicating or blocking the cavity and the exhaust port 72.
The exhaust device 8 comprises a floating valve block 81 which is used for being matched with the exhaust port 72, a baffle 82 is fixedly connected to the tail of the floating valve block 81, an elastic piece is arranged between the baffle 82 and the valve body 1, and the force application direction of the elastic piece is opposite to the opening direction of the floating valve block 81.
The head of the floating valve block 81 is in an inverted cone shape, and the valve seat 7 is provided with a taper hole matched with the head of the floating valve block 81.
The distance between the flapper 82 and the head of the float valve block 81 is adjustable. Specifically, the method can be realized by the following steps: be equipped with the screw hole on the baffle 82, be equipped with on the floating valve piece 81 with screw hole complex screw, perhaps the dog 82 overlaps on floating valve piece 81, the screw-thread fit has the nut on the floating valve piece 81, then adjusts the position of baffle 82 through the nut, like this, the position of adjustment baffle 82 just can realize the adjustment of elastic component pressure to realize the adjustment of floating valve piece 81 opening pressure.
The working principle is as follows: steam and condensate enter the cavity through inlet 1. The exhaust device 8 is closed after the non-condensable gases are discharged as the temperature rises. Under the condition of less condensed water, the gravity acts on the floating ball 3, and the valve core 6 closes the channel. The steam cools in the cavity to form condensate. As the condensed water increases, the floating ball 3 drives the valve core 6 to rise, and a channel is opened. The condensed water is discharged from the outlet 10 through the drain 72 and the passage 71.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (7)
1. A self-centering floating ball trap is characterized by comprising a valve body (1), wherein a connecting shaft (9) is fixed on the valve body (1), a valve seat (7) is fixedly connected with the connecting shaft (9), the circumferential relative position of the valve seat (7) and the connecting shaft (9) is not limited during installation, a cavity is formed in the valve body (1), a floating ball (3) is arranged in the cavity, the floating ball (3) is installed on the valve seat (7), an inlet and an outlet (10) communicated with the cavity are formed in the valve body (1), a channel (71) communicated with the outlet (10) and a liquid discharge port (73) used for communicating the cavity and the channel (71) are formed in the valve seat (7), and the floating ball (3) is connected with a valve core (6) used for sealing or opening the liquid discharge port (73);
an exhaust port (72) communicated with the channel (71) is arranged on the valve seat (7), and an exhaust device (8) used for communicating or blocking the cavity and the exhaust port (72) is arranged on the exhaust port (72);
the exhaust device (8) comprises a floating valve block (81) matched with the exhaust port (72), the tail part of the floating valve block (81) is fixedly connected with a baffle plate (82), an elastic piece is arranged between the baffle plate (82) and the valve body (1), and the force application direction of the elastic piece is opposite to the opening direction of the floating valve block (81);
the head of the floating valve block (81) is in an inverted cone shape, and a taper hole matched with the head of the floating valve block (81) is formed in the valve seat (7).
2. The self-centering floating ball trap as claimed in claim 1, wherein: the connecting shaft (9) is in conical surface fit connection with the valve seat (7).
3. The self-centering floating ball trap as claimed in claim 1, wherein: the valve seat (7) is hinged with a floating ball connecting rod (4), and the floating ball (3) is fixed on the floating ball connecting rod (4).
4. The self-centering floating ball trap as claimed in claim 3, wherein: and a valve core connecting rod (5) is fixed on the floating ball connecting rod (4), and the valve core connecting rod (5) is a telescopic rod.
5. The self-centering floating ball trap as claimed in claim 1, wherein: the valve core (6) is a spherical valve core.
6. The self-centering floating ball trap as claimed in claim 1, wherein: the valve body (1) is connected with a valve cover (2), and the valve cover (2) and the valve body (1) surround to form the cavity.
7. The self-centering floating ball trap as claimed in claim 1, wherein: the distance between the baffle plate (82) and the head part of the floating valve block (81) is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110333634.9A CN113007588B (en) | 2021-03-29 | 2021-03-29 | Self-centering floating ball trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110333634.9A CN113007588B (en) | 2021-03-29 | 2021-03-29 | Self-centering floating ball trap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113007588A CN113007588A (en) | 2021-06-22 |
| CN113007588B true CN113007588B (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110333634.9A Active CN113007588B (en) | 2021-03-29 | 2021-03-29 | Self-centering floating ball trap |
Country Status (1)
| Country | Link |
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| CN (1) | CN113007588B (en) |
Citations (11)
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|---|---|---|---|---|
| CN2716632Y (en) * | 2004-07-19 | 2005-08-10 | 吴培森 | Natural gas high-pressure drain valve |
| CN1896581A (en) * | 2005-07-15 | 2007-01-17 | 洪有福 | Lever and floating steam trap of balanced and two-valve seat |
| CN103196030A (en) * | 2013-04-10 | 2013-07-10 | 甘肃红峰机械有限责任公司 | High-pressure single-guide natural gas trap |
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| CN206176028U (en) * | 2016-11-02 | 2017-05-17 | 北京疏水阀门厂 | Two balance lever float ball trap of big discharge capacity |
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| CN111473241A (en) * | 2020-06-15 | 2020-07-31 | 韩帅飞 | Inverted bucket type drain valve capable of preventing flash and leakage |
| CN212132003U (en) * | 2020-04-26 | 2020-12-11 | 艾肯（江苏）工业技术有限公司 | Floating ball trap |
| CN212132001U (en) * | 2020-04-26 | 2020-12-11 | 艾肯（江苏）工业技术有限公司 | Floating ball trap with built-in check valve |
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| JP5917130B2 (en) * | 2011-12-22 | 2016-05-11 | 株式会社テイエルブイ | Lever float drain trap |
| CN209744032U (en) * | 2018-12-11 | 2019-12-06 | 山东易通阀门科技有限公司 | Floating ball trap with good sealing performance |
| CN212132002U (en) * | 2020-04-26 | 2020-12-11 | 艾肯（江苏）工业技术有限公司 | Double-valve-seat inverted bucket type drain valve |
| CN112253983B (en) * | 2020-10-30 | 2022-03-15 | 上海沪东造船阀门有限公司 | Marine lever floating ball type drain valve |
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| CN1896581A (en) * | 2005-07-15 | 2007-01-17 | 洪有福 | Lever and floating steam trap of balanced and two-valve seat |
| CN103196030A (en) * | 2013-04-10 | 2013-07-10 | 甘肃红峰机械有限责任公司 | High-pressure single-guide natural gas trap |
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| CN212132001U (en) * | 2020-04-26 | 2020-12-11 | 艾肯（江苏）工业技术有限公司 | Floating ball trap with built-in check valve |
| CN111473241A (en) * | 2020-06-15 | 2020-07-31 | 韩帅飞 | Inverted bucket type drain valve capable of preventing flash and leakage |
| CN112377798A (en) * | 2020-12-03 | 2021-02-19 | 艾肯（江苏）工业技术有限公司 | Float type drain valve |
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| Publication number | Publication date |
|---|---|
| CN113007588A (en) | 2021-06-22 |
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