CN203477565U - Siphoning air inlet-and-exhaust valve - Google Patents
Siphoning air inlet-and-exhaust valve Download PDFInfo
- Publication number
- CN203477565U CN203477565U CN201320582265.8U CN201320582265U CN203477565U CN 203477565 U CN203477565 U CN 203477565U CN 201320582265 U CN201320582265 U CN 201320582265U CN 203477565 U CN203477565 U CN 203477565U
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- CN
- China
- Prior art keywords
- air inlet
- exhaust valve
- valve
- electromagnet
- suction disc
- Prior art date
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a siphoning air inlet-and-exhaust valve. The siphoning air inlet-and-exhaust valve comprises a valve body, wherein a floating ball opening and closing device is arranged in the valve body, a bonnet is fixed to the top of the valve body in a matched mode, a gland is fixed to the top of the bonnet, a connecting rod is connected to the top of a floating ball of the floating ball opening and closing device, a suction plate is connected with the top of the connecting rod, and a magnet corresponding to the suction plate is arranged on the gland. Due to the fact that the structure that the electromagnet is arranged on the gland, and the suction plate is arranged on the floating ball is adopted, the suction plate and the electromagnet are tightly connected after exhaust of the siphoning air inlet-and-exhaust valve is accomplished, and leakproofness of the siphoning air inlet-and-exhaust valve in the negative-pressure state is ensured; due to the fact that the same switch is shared by the electromagnet and a water pump, when the water pump stops pumping, the electromagnet and the suction plate can be separated at the same time, the negative-pressure state of the siphoning air inlet-and-exhaust valve is removed immediately, and water is prevented from flowing backwards; the siphoning air inlet-and-exhaust valve is simple in structure and good in practicability.
Description
Technical field
The utility model relates to valve technology field, is specifically related to a kind of siphon air inlet and exhaust valve.
Technical background
Siphon air inlet and exhaust valve is for siphon water system, in river dike water lift or drainage system, because pipeline need to get over Jiang Di, if according to pipeline maximum boost water lift or draining, the pumping plant head needing is larger, so Designer often designs siphon pipeline, can save part head, by the designing requirement of municipal designing institute, generally at Jiang Dichu, be designed with the negative-pressure siphon pipeline that is no more than 7 meters of heads, thereby be the head of 7 meters of pumping plant savings.Therefore, siphon water lift or flowing line are a kind of economizer line, in municipal pipeline, by municipal designing institute, are widelyd popularize.But the height point of siphon water system is Jiang Dichu, when pipeline initial stage water flowing, need automatic vent, otherwise pipeline vapour lock cannot water flowing; When pipeline performance, high some place need to keep negative pressure state otherwise pipeline siphon is destroyed; During termination of pumping, need high some place fast sky to be eliminated to negative pressure, otherwise river can pour in down a chimney.And existing air valve is difficult to reach above-mentioned three kinds of requirements simultaneously.
Model utility content
The utility model is exactly for above-mentioned technical problem, and a kind of siphon air inlet and exhaust valve is provided, and this siphon air inlet and exhaust valve can not only be realized automatic vent, when pipeline performance, can make high some place keep negative pressure state simultaneously, during termination of pumping, can effectively prevent flow backwards.
For realizing this object, the siphon air inlet and exhaust valve that the utility model is designed, comprise valve body, in valve body, be provided with ball float start-stop device, valve body top has been fixed valve gap, and valve gap top is fixed with gland, it is characterized in that: the top of the ball float of described ball float start-stop device is connected with connecting rod, the top of connecting rod is connected with suction disc, and gland is provided with the magnet corresponding with suction disc.
Further, in described valve gap, be provided with guiding trestle, the middle part of guiding trestle has pilot hole, and one end of connecting rod is fixedly connected with the top of ball float, and the other end is fixedly connected with suction disc through pilot hole.
Further, the top of described gland has tapped hole, and adjusting bolt is fixedly connected with magnet through tapped hole.
Further, the distance between described suction disc and magnet is not less than the stroke of ball float.
Further, described magnet is electromagnet.
The beneficial effects of the utility model are: by electromagnet is set on gland, the structure of suction disc is set on ball float, utilizes after valve exhaust, the close-connected while of suction disc and electromagnet, guarantee the sealing of valve under negative pressure state, simultaneously due to the shared same switch of electromagnet and water pump, so during termination of pumping, electromagnet and suction disc also can disconnect simultaneously, moment is removed the negative pressure state of valve, prevent aqueous reflux, of the present utility model simple in structure, practicability is good.
Accompanying drawing explanation
Fig. 1 is the structural representation that in the utility model, suction disc and magnet depart from;
Fig. 2 is the structural representation that in the utility model, suction disc and magnet fit tightly;
Wherein, 1-valve body, 2-ball float, 3-valve gap, 4-gland, 5-suction disc, 6-magnet, 7-adjusting bolt, 8-connecting rod, 9-pilot hole, 10-valve seat, 11-guiding trestle.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Siphon air inlet and exhaust valve as shown in Figure 1, comprise valve body 1, in valve body 1, be provided with ball float start-stop device, valve body 1 top has been fixed valve gap 3, valve gap 3 tops are fixed with gland 4, the top of the ball float 2 of described ball float start-stop device is connected with connecting rod 8, and the top of connecting rod 8 is connected with suction disc 5, and gland 4 is provided with the magnet corresponding with suction disc 56.Ball float start-stop device comprises ball float 2 and valve seat 10, and ball float 2 is supported on valve seat 10, and when valve exhaust, ball float 2 rises, magnet 6 adsorbs mutually with suction disc 5, and ball float 2 is blocked valve gap 3, realizes the sealing to valve, guarantee that pipeline is when operation, the interior maintenance negative pressure of valve body 1, guarantees that siphon is stable.
In technique scheme, as shown in Figure 2, in described valve gap 3, be provided with guiding trestle 11, the middle part of guiding trestle 11 has pilot hole 9, and one end of connecting rod 8 is fixedly connected with the top of ball float 2, and the other end is fixedly connected with suction disc 5 through pilot hole 9.By the design of pilot hole 9, can guarantee connecting rod 8 vertically motion in valve body 1, suction disc 5 all the time with magnet 6 over against, further guaranteed the interaction between suction disc 5 and magnet 6, thus the sealing of assurance valve body 1 under negative pressure state.
In technique scheme, the top of described gland 4 has tapped hole, and adjusting bolt 7 is fixedly connected with magnet 6 through tapped hole.Adjusting bolt 7 is welded and fixed with magnet 6, and adjusting bolt 7 coordinates with tapped hole, so adjusting bolt 7 can move up and down in tapped hole, thus the position of regulating magnet 6.Further increased practicability of the present utility model, used more convenient.
In technique scheme, the distance between described suction disc 5 and magnet 6 is not less than the stroke of ball float 2.As shown in Figure 2, the distance between magnet 6 and suction disc 5 is identical with the stroke of ball float 2, and when valve seal, magnet 6 just fits tightly with suction disc 5, is preferred version.But effective scheme provided by the utility model is not limited to this, if the distance between magnet 6 and suction disc 5 is reasonable in design, even be separated from each other between magnet 6 and suction disc 5, also can be by the interaction between magnet 6 and suction disc 5, the effective sealing of realization to valve, this design has reduced the length of connecting rod 8, has saved material, can effectively control cost.There is good market using value.
In technique scheme, described magnet 6 is electromagnet.The adsorptive power of electromagnet is better, more by force and more stable, the switch of electromagnet is consistent with pump switch, can guarantee that electromagnet is consistent with pump working in the magnetic field producing, when water pump is opened, after valve automatic vent, electromagnet and suction disc 5 interact, and keep negative pressure state in valve, when water pump stops, effect between electromagnet and suction disc 5 disappears at once, can at once eliminate negative pressure, the refluence of anti-sealing.
The utility model arranges electromagnet in gland, and the structure of suction disc 5 is set on ball float 2, has realized the sealing of valve under negative pressure state, and while having guaranteed that water pump stops, water can not flow backwards simultaneously yet.When water enters after valve, a large amount of exhausts of valve, ball float 2 rises, drive suction disc 5 to rise, suction disc 5 adsorbs mutually with magnet 6, by 2 pairs of valves of ball float, seals simultaneously, guarantee that valve negative pressure state is stable, when water pump stops, ball float 2 declines, and moment is removed negative pressure state, effectively prevented the refluence of water, simple in structure, easy to operate, practicability is good.
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the utility model; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims were limited.
Claims (5)
1. a siphon air inlet and exhaust valve, comprise valve body (1), valve body is provided with ball float start-stop device in (1), valve body (1) top has been fixed valve gap (3), valve gap (3) top is fixed with gland (4), it is characterized in that: the top of the ball float of described ball float start-stop device (2) is connected with connecting rod (8), the top of connecting rod (8) is connected with suction disc (5), and gland (4) is provided with the magnet (6) corresponding with suction disc (5).
2. a kind of siphon air inlet and exhaust valve as claimed in claim 1, it is characterized in that: in described valve gap (3), be provided with guiding trestle (11), the middle part of guiding trestle (11) has pilot hole (9), one end of connecting rod (8) is fixedly connected with the top of ball float (2), and the other end is fixedly connected with suction disc (5) through pilot hole (9).
3. a kind of siphon air inlet and exhaust valve as claimed in claim 1, is characterized in that: the top of described gland (4) has tapped hole, and adjusting bolt (7) is fixedly connected with magnet (6) through tapped hole.
4. a kind of siphon air inlet and exhaust valve as claimed in claim 1, is characterized in that: the distance between described suction disc (5) and magnet (6) is not less than the stroke of ball float (2).
5. a kind of siphon air inlet and exhaust valve as described in claim 1 or 3 or 4, is characterized in that: described magnet (6) is electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320582265.8U CN203477565U (en) | 2013-09-18 | 2013-09-18 | Siphoning air inlet-and-exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320582265.8U CN203477565U (en) | 2013-09-18 | 2013-09-18 | Siphoning air inlet-and-exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203477565U true CN203477565U (en) | 2014-03-12 |
Family
ID=50225896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320582265.8U Expired - Lifetime CN203477565U (en) | 2013-09-18 | 2013-09-18 | Siphoning air inlet-and-exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203477565U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470847A (en) * | 2013-09-18 | 2013-12-25 | 武汉大禹阀门股份有限公司 | Siphon air inlet/outlet valve |
| CN109819879A (en) * | 2017-11-23 | 2019-05-31 | 许水权 | A kind of floating type irrigation rig |
-
2013
- 2013-09-18 CN CN201320582265.8U patent/CN203477565U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470847A (en) * | 2013-09-18 | 2013-12-25 | 武汉大禹阀门股份有限公司 | Siphon air inlet/outlet valve |
| CN103470847B (en) * | 2013-09-18 | 2017-06-09 | 武汉大禹阀门股份有限公司 | Siphon air inlet/outlet valve |
| CN109819879A (en) * | 2017-11-23 | 2019-05-31 | 许水权 | A kind of floating type irrigation rig |
| CN109819879B (en) * | 2017-11-23 | 2021-08-17 | 许水权 | Floating irrigation equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |