CN203477564U - Float ball valve - Google Patents
Float ball valve Download PDFInfo
- Publication number
- CN203477564U CN203477564U CN201320531149.3U CN201320531149U CN203477564U CN 203477564 U CN203477564 U CN 203477564U CN 201320531149 U CN201320531149 U CN 201320531149U CN 203477564 U CN203477564 U CN 203477564U
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- valve
- valve body
- relief port
- water
- float
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Abstract
The utility model discloses a float ball valve which comprises a valve body and a valve stem. An upper valve seat and a lower valve seat which are coaxial with each other are arranged in the valve body, an upper discharge opening which is formed in the valve body is arranged below the upper valve seat, a lower discharge opening which is formed in the valve body is arranged below the lower valve seat, a valve stem support is arranged below the lower discharge opening, a guide hole which is coaxial with the upper discharge opening and the lower discharge opening is formed in the valve stem support, and the valve stem sequentially penetrates the upper discharge opening, the lower discharge opening and the guide hole from top to bottom. The float ball valve has the advantages that the valve stem sequentially penetrates the upper discharge opening, the lower discharge opening and the guide hole from top to bottom, so that the requirement on the coaxiality of the upper valve seat, the lower valve seat, an upper valve clack and a lower valve clack can be assuredly met, spaces among the valve seats and the valve clacks can be sealed reliably, and the float ball valve is good in water stopping effect.
Description
Technical field
The utility model relates to a kind of valve, is specifically related to a kind of float valve.
Background technique
The machinery valve of water feeder (case) automatic water supplement and control water level mostly adopts float valve, and it is comprised of feed-water valve, ball float and connecting rod.When ball float is sagging along with the decline of Water in Water Tanks position, connecting rod is valve plug pull-up from valve seat, valve open, and feedwater piping is by the moisturizing of valve automatic water-supplying tank; Otherwise when ball float rises to certain position along with Water in Water Tanks position, connecting rod presses to valve seat valve plug, throttle down stops moisturizing, and Water in Water Tanks position no longer raises.
Traditional float valve is the structural style of single valve base sealing, can not guarantee effective fluid circulation area, for improving fluid flow, Chinese invention patent CN1188201A provides a kind of divided-flow float valve, valve body is provided with upper valve base, lower valve base, the corresponding plunger double spool assembly that is provided with a switch water source within it, it is provided with upper valve core for contrary open type, lower valve core is along open type, contrary owing to adopting, suitable shunting water outlet, so the mutual balance of double spool pressure reduction, float valve volume is little, flow is large, high pressure resistant.But the plunger of plunger double spool assembly only has support in upper end, the coaxality of plunger and valve seat is difficult for assurance, affects the sealing between spool and valve seat, and stagnant water effect is poor.
Summary of the invention
The utility model object is to provide a kind of coaxality guaranteeing between valve seat and valve rod, the float valve of good seal performance, and stagnant water effect is good.
For achieving the above object, the technical solution adopted in the utility model is: a kind of float valve, comprise valve body and valve rod, in described valve body, be provided with coaxial upper valve base and lower valve base, the below of described upper valve base is the upper relief port being opened on described valve body, the below of described lower valve base is the lower relief port being opened on described valve body, the below of described lower relief port is provided with valve rod support, this valve rod support is provided with the pilot hole coaxial with described upper and lower relief port, and described valve rod is from top to bottom successively through described upper relief port, lower relief port and pilot hole.Said structure adopts double-valve-seat sealing and two-fluid bore passages structure, and effective fluid circulation area is provided, and fluid flow is controlled and regulated to the fluid of releasing fast, effectively at good seal performance.
In technique scheme, between described valve rod and pilot hole, be provided with guide sleeve, preferably homogeneity guide sleeve.
In technique scheme, described valve rod is provided with upper flap and the lower Disc coordinating with described upper valve base and lower valve base respectively, and the spacing of described upper and lower valve seat equates with the spacing of described upper and lower flap.
Above-mentioned upper valve base, lower valve base, upper flap and lower Disc are all selected bronze material, corrosion-resistant, are applicable to the operating mode that fluid is seawater.
Further technological scheme, described upper flap is fixedly connected with described valve rod with lower valve rod nut by upper valve rod nut respectively with lower Disc, can be by regulating the position of the upper and lower flap of upper and lower Stem Mut fine adjustment, to reach the effect of sealing simultaneously
In technique scheme, described valve body is provided with water outlet, is provided with water chamber in valve body, and the feed-water end of this water chamber is upper relief port and lower relief port, and waterexit end is described water outlet.
In technique scheme, described valve body is provided with water intake, is provided with water-inlet cavity in valve body, and the feed-water end of this water-inlet cavity is described water intake, and waterexit end is described upper relief port and lower relief port.
In technique scheme, the top of described valve body is connected with valve gap, and this valve gap is provided with through hole, and the upper end of described valve rod is connected with ball float by leverage after stretching out this through hole.
In technique scheme, between described valve body and valve gap, be provided with rubber gasket.
In technique scheme, the two ends, left and right of described valve body are provided with adpting flange.
In technique scheme, the below of described valve body is fixed on a base, is provided with lower rubber gasket between valve body and base.
Because technique scheme is used, the advantage that the utility model compared with prior art has is:
1. valve rod of the present utility model, from top to bottom successively through described upper relief port, lower relief port and pilot hole, guarantees the coaxality requirement of upper valve base, lower valve base, upper flap and lower Disc, and between valve seat and flap, reliably, float valve stagnant water effect is good in sealing.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment one structural representation:
Wherein: 1, base; 2, valve body; 2-1, upper relief port; 2-2, lower relief port; 2-3, valve rod support; 2-4, water outlet; 2-5, water chamber; 2-6, water intake; 2-7, water-inlet cavity; 3, valve rod; 4-1, upper flap; 4-2, lower Disc; 5, lower rubber gasket; 7-1, upper valve rod nut; 7-2, lower valve rod nut; 8-1, upper valve base; 8-2, lower valve base; 11, ball float; 12, leverage; 13, valve gap; 14, upper rubber gasket; 15, guide sleeve.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment one: shown in Figure 1, a kind of float valve, comprise valve body 2 and valve rod 3, in described valve body 2, be provided with coaxial upper valve base 8-1 and lower valve base 8-2, the below of described upper valve base 8-1 is the upper relief port 2-1 being opened on described valve body 2, the below of described lower valve base 8-2 is the lower relief port 2-2 being opened on described valve body 2, the below of described lower relief port 2-2 is provided with valve rod support 2-3, this valve rod support 2-3 be provided with described on, the coaxial pilot hole of lower relief port, described valve rod 3 is from top to bottom successively through described upper relief port 2-1, lower relief port 2-2 and pilot hole.Said structure adopts double-valve-seat sealing and two-fluid bore passages structure, and effective fluid circulation area is provided, and fluid flow is controlled and regulated to the fluid of releasing fast, effectively at good seal performance.
Between described valve rod 3 and pilot hole, be provided with guide sleeve 15, preferred copper guide sleeve.
On described valve rod 3, by upper valve rod nut 7-1 and lower valve rod nut 7-2, be installed with upper flap 4-1 and the lower Disc 4-2 coordinating with described upper valve base 8-1 and lower valve base 8-2 respectively, the spacing of described upper and lower valve seat equates with the spacing of described upper and lower flap.
Above-mentioned upper valve base, lower valve base, upper flap and lower Disc are all selected bronze material, corrosion-resistant, are applicable to the operating mode that fluid is seawater.
Described valve body 2 is provided with water outlet 2-4, is provided with water chamber 2-5 in valve body 2, and the feed-water end of this water chamber 2-5 is upper relief port 2-1 and lower relief port 2-2, and waterexit end is described water outlet 2-4.
Described valve body 2 is provided with water intake 2-6, is provided with water-inlet cavity 2-7 in valve body 2, and the feed-water end of this water-inlet cavity 2-7 is described water intake 2-6, and waterexit end is described upper relief port 2-1 and lower relief port 2-2.
The top of described valve body 2 is connected with valve gap 13, is provided with rubber gasket 14 between the two.The below of described valve body 2 is fixed on a base 1, is provided with lower rubber gasket 5 between the two.The two ends, left and right of described valve body 2 are provided with adpting flange.
Described valve gap 13 is provided with through hole, and the upper end of described valve rod 3 is connected with ball float 11 by leverage 12 after stretching out this through hole.
Valve rod of the present utility model successively through described upper relief port, lower relief port and pilot hole, guarantees the coaxality requirement of upper valve base, lower valve base, upper flap and lower Disc from top to bottom, and between valve seat and flap, reliably, float valve stagnant water effect is good in sealing.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvement or replacement, these improvement or replacement also should be considered as protection domain of the present utility model.
Claims (10)
1. a float valve, comprise valve body (2) and valve rod (3), in described valve body (2), be provided with coaxial upper valve base (8-1) and lower valve base (8-2), it is characterized in that: the below of described upper valve base (8-1) is the upper relief port (2-1) being opened on described valve body (2), the below of described lower valve base (8-2) is the lower relief port (2-2) being opened on described valve body (2), the below of described lower relief port (2-2) is provided with valve rod support (2-3), this valve rod support (2-3) be provided with described on, the coaxial pilot hole of lower relief port, described valve rod (3) is from top to bottom successively through described upper relief port (2-1), lower relief port (2-2) and pilot hole.
2. float valve according to claim 1, is characterized in that: between described valve rod (3) and pilot hole, be provided with guide sleeve (15).
3. float valve according to claim 1, it is characterized in that: described valve rod (3) is provided with upper flap (4-1) and the lower Disc (4-2) coordinating with described upper valve base (8-1) and lower valve base (8-2) respectively, and the spacing of described upper and lower valve seat equates with the spacing of described upper and lower flap.
4. float valve according to claim 3, is characterized in that: described upper flap (4-1) is fixedly connected with described valve rod (3) with lower valve rod nut (7-2) by upper valve rod nut (7-1) respectively with lower Disc (4-2).
5. float valve according to claim 1, it is characterized in that: described valve body (2) is provided with water outlet (2-4), in valve body (2), be provided with water chamber (2-5), the feed-water end of this water chamber (2-5) is upper relief port (2-1) and lower relief port (2-2), and waterexit end is described water outlet (2-4).
6. float valve according to claim 1 or 5, it is characterized in that: described valve body (2) is provided with water intake (2-6), in valve body (2), be provided with water-inlet cavity (2-7), the feed-water end of this water-inlet cavity (2-7) is described water intake (2-6), and waterexit end is described upper relief port (2-1) and lower relief port (2-2).
7. float valve according to claim 1, it is characterized in that: the top of described valve body (2) is connected with valve gap (13), this valve gap (13) is provided with through hole, and the upper end of described valve rod (3) is connected with ball float (11) by leverage (12) after stretching out this through hole.
8. float valve according to claim 7, is characterized in that: between described valve body (2) and valve gap (13), be provided with rubber gasket (14).
9. float valve according to claim 1, is characterized in that: the two ends, left and right of described valve body (2) are provided with adpting flange.
10. according to the float valve described in claim 1 or 9, it is characterized in that: it is upper that the below of described valve body (2) is fixed in a base (1), between valve body (2) and base (1), is provided with lower rubber gasket (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320531149.3U CN203477564U (en) | 2013-08-29 | 2013-08-29 | Float ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320531149.3U CN203477564U (en) | 2013-08-29 | 2013-08-29 | Float ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203477564U true CN203477564U (en) | 2014-03-12 |
Family
ID=50225895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320531149.3U Expired - Fee Related CN203477564U (en) | 2013-08-29 | 2013-08-29 | Float ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203477564U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982702A (en) * | 2014-05-20 | 2014-08-13 | 长治市丰雨机械有限公司 | Mechanical type floater water feeding valve |
| CN105090558A (en) * | 2015-09-01 | 2015-11-25 | 中国恩菲工程技术有限公司 | Float valve |
| CN105114689A (en) * | 2015-09-01 | 2015-12-02 | 中国恩菲工程技术有限公司 | Pressure reduction water tank |
| CN109027257A (en) * | 2018-09-14 | 2018-12-18 | 中科隆声科技有限公司 | A kind of no back pressure dehydration valve and mechanical automatic dewatering device |
| CN109644930A (en) * | 2018-12-30 | 2019-04-19 | 浙江省海洋水产研究所 | Enhancement releasing water pipe nesting buffer unit and release method |
-
2013
- 2013-08-29 CN CN201320531149.3U patent/CN203477564U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982702A (en) * | 2014-05-20 | 2014-08-13 | 长治市丰雨机械有限公司 | Mechanical type floater water feeding valve |
| CN103982702B (en) * | 2014-05-20 | 2016-05-25 | 中山市富迪电器有限公司 | Mechanical float ball water supply valve |
| CN105090558A (en) * | 2015-09-01 | 2015-11-25 | 中国恩菲工程技术有限公司 | Float valve |
| CN105114689A (en) * | 2015-09-01 | 2015-12-02 | 中国恩菲工程技术有限公司 | Pressure reduction water tank |
| CN105090558B (en) * | 2015-09-01 | 2017-11-17 | 中国恩菲工程技术有限公司 | Ball-cock assembly |
| CN105114689B (en) * | 2015-09-01 | 2017-12-19 | 中国恩菲工程技术有限公司 | Break pressure cistern |
| CN109027257A (en) * | 2018-09-14 | 2018-12-18 | 中科隆声科技有限公司 | A kind of no back pressure dehydration valve and mechanical automatic dewatering device |
| CN109644930A (en) * | 2018-12-30 | 2019-04-19 | 浙江省海洋水产研究所 | Enhancement releasing water pipe nesting buffer unit and release method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20150829 |
|
| EXPY | Termination of patent right or utility model |