CN201412550Y - Safety antifreeze ball valve - Google Patents
Safety antifreeze ball valve Download PDFInfo
- Publication number
- CN201412550Y CN201412550Y CN2009201203440U CN200920120344U CN201412550Y CN 201412550 Y CN201412550 Y CN 201412550Y CN 2009201203440 U CN2009201203440 U CN 2009201203440U CN 200920120344 U CN200920120344 U CN 200920120344U CN 201412550 Y CN201412550 Y CN 201412550Y
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- Prior art keywords
- valve
- valve body
- water
- ball
- hole
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- Expired - Fee Related
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Abstract
The utility model discloses a safety antifreeze ball valve, which comprises a valve body, a sealing ball, a valve stem and a handle, wherein the sealing ball is arranged in a sealing ball mounting chamber of the valve body. A passage is arranged in the sealing ball, the inner end of the valve stem is connected with the sealing ball, the outer end of the valve stem extends out of the valve body tobe connected with the handle, two ends of the valve body are a water inlet and a water outlet respectively, a water discharge hole communicated with the sealing ball mounting chamber is arranged on the lateral wall of the valve body, a drain hole communicated with the passage is arranged on the wall of the sealing ball, and the water outlet, the drain hole, the passage, the sealing ball mounting chamber and the water discharge hole are sequentially communicated when the valve is in a closing state. When the automatically draining antifreeze valve is in a closing state, accumulated water in a device connected with the water outlet is discharge via a passage formed by the drain hole of the sealing ball and the water discharge hole, and then the purpose of discharging redundant accumulated water in the valve body and redundant accumulated water in pipelines and devices which are connected with the water outlet of the valve body is achieved, thereby protecting the devices when temperaturechanges.
Description
Technical field
The utility model relates to a kind of valve, relates in particular to a kind of safe antifreeze ball valve.
Background technique
Along with uses such as rock gas, artificial coal gas and liquefied petroleum gas (LPG) are more and more general, the use of domestic gas-fired water heater is also in quick increase.For safety; it is local preferably that gas water-heater generally is equipped with the bathroom separate ventilation; winter is lower because of temperature in the north; water heater uses water in inside, back and the pipeline; gas water-heater and frost crack pipe phenomenon often take place; for protecting the safe in utilization of water heater, reduce the loss that causes because of low temperature, the ponding that just needs assurance equipment in time will remain in the water heater after use is in time got rid of.Chinese utility model patent as the patent No. 200720023750.6 discloses a kind of solar water pipeline frost valve, and this valve is a two-position three way Solenoid ball valve, and spool is the right angle opening; Three interfaces of valve are connected with emptying pipe with water storage box, upper and lower conduit road respectively; When this valve was not worked, state was for closing; During the work of this valve, state one is that water storage box communicates with water pipe, and state two is that air pipe communicates with water pipe.Owing to adopt the two-position three way Solenoid ball valve, and need three states, cause its structure complicated, control loaded down with trivial details.
The model utility content
Technical problem to be solved in the utility model just provides a kind of simple in structure; control simple safe antifreeze ball valve; anti-sealing deposits in valve body and the pipeline that is connected with the water outlet of valve body, equipment etc.; make it when low temperature, not to be subject to frost damages; the equipment corrosion phenomenon that the long-term ponding of ponding timely discharge also having significantly reduced simultaneously causes; the protection valve body reaches pipeline, the equipment that is connected with the water outlet of valve body, has also protected the sealability of valve body simultaneously.
For solving the problems of the technologies described above, the utility model adopts following technological scheme: safe antifreeze ball valve, comprise valve body, be located at the interior ball sealer of ball sealer installation room of valve body, valve rod, handle, be provided with passage in the described ball sealer, the inner ball sealer that connects of described valve rod, the valve rod outer end is stretched out valve body and is connected with handle, the valve body two ends are water intake and water outlet, it is characterized in that: described body wall is provided with the weep hole that is communicated with described ball sealer installation room, also be provided with the spilled water hole with channel connection on the described ball sealer wall body, at the described water outlet of valve closing state, spilled water hole, passage, the ball sealer installation room, weep hole is communicated with successively.
As preferably, the pipeline in the described valve body between water intake and water outlet is a rectilinear duct, and described weep hole tilts and described rectilinear duct axially is 70 ° to the water intake direction.This kind design is applicable to water outlet installation environment up, is beneficial to draining.
Preferably, described weep hole is located at the bottom of body wall.This kind design is applicable to the horizontal installation environment of water outlet, is beneficial to draining.
Preferred a kind of structure, described spilled water hole and channel vertical setting.
Improved, be connected with hose coupling on the described weep hole.Hose coupling adopts standard interface, can be connected with Φ 6cm hole flexible pipe, and ponding is entered sewer.
Improved, described hose coupling is threaded with weep hole, also is provided with a bowl seal circle between hose coupling and weep hole, and described bowl seal circle adopts PTFE Te Fulong or NBR nitrile rubber material.Material wear-resistant self lubricity height.
Preferably, inboard socket one valve gap of described water outlet is provided with a valve seat between described valve gap medial extremity and ball sealer, also is provided with valve seat between ball sealer and water intake madial wall.When ball sealer be in close or opening process in any position the time, ball sealer and valve seat and seal ring can be formed a cover sealing pair, can guarantee to disconnect between the weep hole of equipment and side, have prevented the wasting phenomena of water.
The utility model is owing to adopted technique scheme; in off position down; ponding in the equipment that water outlet connected is discharged through the passage of ball sealer spilled water hole and weep hole composition; reach automatically purpose, thereby played when the cold and hot variation of temperature protective action equipment with the unnecessary ponding discharge in valve body and the pipeline that is connected with the water outlet of valve body, the equipment.This product specification compactness, installing space be little, it is simple and convenient to install and change, flexible operation.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described:
Fig. 1 is the schematic perspective view of the utility model safe antifreeze ball valve;
Fig. 2 is the plan view of the utility model safe antifreeze ball valve;
Fig. 3 is the B-B sectional view among Fig. 2;
A-A sectional view when Fig. 4 opens for safe antifreeze ball valve;
A-A sectional view when Fig. 5 closes for safe antifreeze ball valve;
Fig. 6 is that safe antifreeze ball valve is by the A-A sectional view of opening when closing transition status.
Embodiment
As shown in Figure 1 to Figure 3, embodiment for the utility model safe antifreeze ball valve, comprise valve body 4, be located at the ball sealer 3 in the ball sealer installation room 40 of valve body, valve rod 7, handle 9, described ball sealer 3 is spacing by the valve gap on the valve body 1, be provided with passage 31 in the ball sealer 3, the described valve rod 7 inner ball sealers 3 that connect, valve rod 7 outer ends are stretched out valve body 4 and are connected with handle 9, the valve body two ends are water intake 41 and water outlet 42, described valve body 4 sidewalls are provided with the weep hole 43 that is communicated with described ball sealer installation room 40, also be provided with the spilled water hole 32 that is communicated with passage 31 on described ball sealer 3 wall bodies, at the described water outlet 42 of valve closing state, spilled water hole 32, passage 31, ball sealer installation room 40, weep hole 43 is communicated with successively.The pipeline that described valve body 4 interior water intakes 41 and water outlet are 42 is a rectilinear duct.Described weep hole 43 is 70 ° to the inclination of water intake direction and with described rectilinear duct shaft axis.Described spilled water hole 32 and passage 31 vertical settings.Be connected with hose coupling 6 on the described weep hole 43.Described hose coupling is threaded with weep hole, and 43 of hose coupling 6 and weep holes also are provided with a bowl seal circle 5.Described bowl seal circle 5 adopts PTFE Te Fulong or NBR nitrile rubber material.Described handle 9 is fixing by housing pin 71 and cheese head screw 73, is provided with spring washer 72 between cheese head screw and handle, and the housing pin bottom is fixed in the valve body, is provided with stuffing box packing 8 between housing pin and valve body.Described spilled water hole 32 and weep hole 43 diameters are 4cm.Inboard socket one valve gap 1 of described water outlet is provided with a valve seat 2 between described valve gap medial extremity and ball sealer, also be provided with valve seat between ball sealer and water intake madial wall.Wherein hose coupling adopts standard interface, and described spilled water hole 32 and weep hole 43 diameters are 4cm.
As shown in Figure 4, valve vertically is provided with, water outlet up, valve is in opening state, tap water injects watering equipment (water heater) by valve from the bottom to top, at this moment the spilled water hole on weep hole and the ball sealer is inoperative.
As shown in Figure 6, throttle down when water finishes, handle 9 rotating band ovable valve stems 7 and ball sealer 3 half-twists, as shown in Figure 5, position shown in ball sealer 3 rotates to, valve is in closed condition, and the water of water intake is cut off, and ponding is discharged the water heater cavity through the passage of spilled water hole and weep hole composition in the water heater chamber.Ponding in the equipment is discharged by above-mentioned runner from top to bottom by action of gravity; water directly can be drained by the pipeline that links to each other with hose coupling 6; also can collect utilization, thereby reach the purpose of unnecessary ponding in the automatic remover apparatus, play the effect of protection equipment when low temperature.
In a word, the above only is the preferred embodiment of the utility model patent, and all equalizations of being done according to this patent scope change and modify, and all should belong to the covering scope of this patent.
Claims (9)
1, safe antifreeze ball valve, comprise valve body (4), be located at the interior ball sealer (3) of ball sealer installation room (40) of valve body, valve rod (7), handle (9), be provided with passage (31) in the described ball sealer (3), the inner ball sealer (3) that connects of described valve rod (7), valve rod (7) outer end is stretched out valve body (4) and is connected with handle (9), the valve body two ends are water intake (41) and water outlet (42), it is characterized in that: described valve body (4) sidewall is provided with the weep hole (43) that is communicated with described ball sealer installation room (40), also be provided with the spilled water hole (32) that is communicated with passage (31) on described ball sealer (3) wall body, at the described water outlet of valve closing state (42), spilled water hole (32), passage (31), ball sealer installation room (40), weep hole (43) is communicated with successively.
2, safe antifreeze ball valve according to claim 1 is characterized in that: described weep hole (43) is located at the bottom of body wall.
3, safe antifreeze ball valve according to claim 1 and 2 is characterized in that: the pipeline in the described valve body between water intake (41) and water outlet (42) is a rectilinear duct.
4, safe antifreeze ball valve according to claim 3 is characterized in that: described weep hole (43) is 70 ° to the inclination of water intake direction and with described rectilinear duct shaft axis.
5, safe antifreeze ball valve according to claim 4 is characterized in that: described spilled water hole (32) and the vertical setting of passage (31).
6, according to claim 1,2,4 or 5 described safe antifreeze ball valves, it is characterized in that: be connected with hose coupling (6) on the described weep hole (43).
7, safe antifreeze ball valve according to claim 6 is characterized in that: described hose coupling is threaded with weep hole, also is provided with a bowl seal circle (5) between hose coupling (6) and weep hole (43).
8, safe antifreeze ball valve according to claim 7, it is characterized in that: described handle (9) is fixing by housing pin (71) and cheese head screw (73), be provided with spring washer (72) between cheese head screw and handle, the housing pin bottom is fixed in the valve body, is provided with stuffing box packing (8) between housing pin and valve body.
9, according to claim 1,2,4 or 5 described safe antifreeze ball valves, it is characterized in that: described spilled water hole (32) and weep hole (43) diameter are 4cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201203440U CN201412550Y (en) | 2009-05-14 | 2009-05-14 | Safety antifreeze ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201203440U CN201412550Y (en) | 2009-05-14 | 2009-05-14 | Safety antifreeze ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201412550Y true CN201412550Y (en) | 2010-02-24 |
Family
ID=41714434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201203440U Expired - Fee Related CN201412550Y (en) | 2009-05-14 | 2009-05-14 | Safety antifreeze ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201412550Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2476129A (en) * | 2009-12-08 | 2011-06-15 | Kenneth Richard Stevens | Drain off valve |
| CN103307309A (en) * | 2013-06-24 | 2013-09-18 | 天津东丽湖能源科技有限公司 | Multifunctional integrated valve and use method thereof |
-
2009
- 2009-05-14 CN CN2009201203440U patent/CN201412550Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2476129A (en) * | 2009-12-08 | 2011-06-15 | Kenneth Richard Stevens | Drain off valve |
| GB2476129B (en) * | 2009-12-08 | 2013-09-25 | Flowtek Solutions Ltd | Drain off valve and method of construction |
| CN103307309A (en) * | 2013-06-24 | 2013-09-18 | 天津东丽湖能源科技有限公司 | Multifunctional integrated valve and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20170514 |