CN202132510U - Diaphragm type mud discharge valve - Google Patents
Diaphragm type mud discharge valve Download PDFInfo
- Publication number
- CN202132510U CN202132510U CN201120183030U CN201120183030U CN202132510U CN 202132510 U CN202132510 U CN 202132510U CN 201120183030 U CN201120183030 U CN 201120183030U CN 201120183030 U CN201120183030 U CN 201120183030U CN 202132510 U CN202132510 U CN 202132510U
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- Prior art keywords
- valve
- diaphragm
- barrier film
- plate
- outlet
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- Expired - Fee Related
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Abstract
The utility model relates to the technique field of mud discharge valves, particularly a diaphragm type mud discharge valve, which comprises a valve body, a diaphragm seat and a valve cover. One side of the valve body is equipped with an inlet. The bottom of the valve body is equipped with an outlet. A valve plate is arranged inside the outlet. An elastic diaphragm is arranged between the bottom of the valve cover and the top of the diaphragm seat. The upper and lower sides of the elastic diaphragm are respectively equipped with an upper diaphragm pressure plate and a lower diaphragm pressure plate. The bottom of the diaphragm seat is equipped with a through hole. A valve stem is connected with an elastic diaphragm, the upper diaphragm pressure plate and the lower diaphragm pressure plate. The lower end of the valve stem is connected with the valve plate. A hydraulic pressure chamber is formed between the elastic diaphragm and the diaphragm seat. The side wall of the hydraulic pressure chamber is equipped with a water inlet and a water outlet. According to the utility model, the hydraulic pressure in the hydraulic pressure chamber is adjusted by opening or closing the water outlet. The elastic diaphragm is pushed to move up and down so as to realize the opening or the closing of the valve plate. Compared with the establishment mode of an adjusting hole on a conventional diaphragm, the diaphragm type mud discharge valve is faster in adjusting speed. The opening or the closing of the diaphragm type mud discharge valve is also effectively realized.
Description
Technical field
The utility model relates to the soil discharging valve technical field, particularly a kind of diaphragm type soil discharging valve.
Background technique
The diaphragm type soil discharging valve is mainly used in the deposition tank bottom reason discharging mud of city water factory, sewage treatment works.Traditional diaphragm type soil discharging valve can be divided into the upper, middle and lower chamber usually and in last, middle chamber, be provided with diaphragm; Be equipped with the barrier film pressing plate in the diaphragm top and bottom and on the barrier film pressing plate, have small-bore throttle orifice; Its effect be when the power water source when middle chamber gets into; Can arrive at upper chamber through throttle orifice, make fills with water in the upper chamber.At this moment can operate the keying of valve according to pressure difference last, middle chamber.But the valve of this structural design often opening and closing time is longer, so will cause waste to the water source of water factory.In addition, in the long-term using process of valve, pressure spring can produce bigger resiliently deformable owing to often receive the effect of external force, thereby influences the opening and closing time and the sealing effect of valve.Therefore, it is rapid to design a kind of keying, and soil discharging valve rational in infrastructure is very necessary.
The model utility content
The purpose of the utility model is the deficiency to existing technology, provides a kind of simple in structure, and keying speed is fast, the diaphragm type soil discharging valve of good sealing effect.
For realizing above-mentioned purpose, the utility model adopts following technological scheme:
The described a kind of diaphragm type soil discharging valve of the utility model comprises valve body, barrier film seat and valve gap, and said barrier film seat is located between valve body and the valve gap; Said valve body one side is provided with import, and the import periphery forms flange one, and said valve body bottom is provided with outlet, is provided with valve plate in the outlet; Be provided with flexible sheet between said valve gap bottom and the barrier film seat top, said elastic diaphragm sheet upper and lower surface is respectively equipped with barrier film pressing plate and lower diaphragm plate pressing plate, and said going up between barrier film pressing plate and the valve gap is provided with pressure spring; Neutral position, barrier film seat bottom offers through hole; The valve rod upper end is passed through hole and is fixedly connected with elastic diaphragm sheet, last barrier film pressing plate and lower diaphragm plate pressing plate; The lower end is fixedly connected with valve plate; Valve gap is provided with relief opening, forms the hydraulic pressure chamber between said elastic diaphragm sheet and the barrier film seat, and hydraulic pressure chamber sidewall is provided with water intake and water outlet.
Further, said pressure spring top is provided with controlling device, and said controlling device comprises the positioning block of being located between pressure spring top and the valve gap, is located at adjusting bolt and adjusting nut on the valve gap, and said adjusting bolt contacts with positioning block.
Further, be provided with sealing axle sleeve in the through hole of said barrier film seat, valve rod is arranged in the sealing axle sleeve.
Further, said outlet port detachably is provided with flange two.
Further, said outlet is made as the funnel inclined plane shape, said valve plate shape and the setting of outlet form fit.
Further, said valve plate is coated with rubber adhesive.
Further, be provided with baffler in the said relief opening.
Further, said valve gap is provided with suspension ring.
The utility model beneficial effect is: form the hydraulic pressure chamber between said elastic diaphragm sheet of the utility model and the barrier film seat, hydraulic pressure chamber sidewall is provided with water intake and water outlet.Model utility is opened the hydraulic pressure that water outlet is regulated the hydraulic pressure chamber through closing, and promotes moving up and down of elastic diaphragm sheet, realizes the switch of valve plate.Offer the mode of adjustment hole than tradition at diaphragm, the utility model governing speed is faster, can effectively realize the utility model opening and closing.
Description of drawings
Fig. 1 is the sectional structure schematic representation of the utility model.
Among the figure:
1, flange two, 2, valve body, 4, valve plate, 5, valve rod,
7, barrier film seat, 9, sealing axle sleeve, 10, water outlet, 11, the hydraulic pressure chamber,
14, elastic diaphragm sheet, 15, go up the barrier film pressing plate, 18, valve gap, 19, pressure spring,
20, positioning block, 21, bolt, 22, nut, 23, relief opening,
24, suspension ring; 25, lower diaphragm plate pressing plate; 26, water intake, 27, flange one,
28, import; 29, outlet.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described:
As shown in Figure 1, the described a kind of diaphragm type soil discharging valve of the utility model comprises valve body 2, barrier film seat 7 and valve gap 18, and said barrier film seat 7 is located between valve body 2 and the valve gap 18, and promptly valve gap 18, barrier film seat 7 and valve body 2 set gradually from top to bottom.Valve gap 18, barrier film seat 7 and valve body 2 constitute the utility model main body basic structure, and each parts joint is equipped with seal arrangements such as seal ring.
Said valve body 2 one sides are provided with import 28, and import 28 peripheries form flange 1, are used to connect fixing tube; Said valve body 2 bottoms are provided with outlet 29, are provided with valve plate 4 in the outlet 29, and said outlet 29 is made as the funnel inclined plane shape, can effectively avoid sedimentation.Said valve plate 4 shapes and outlet 29 form fit settings form effectively sealing, and for further improving the sealability of outlet, said valve plate 4 is coated with rubber adhesive.In addition, said outlet 29 places detachably are provided with flange 21, and the user can install or dismantle flange 21 according to the realization demand.
Be provided with elastic diaphragm sheet 14 between said valve gap 18 bottoms and barrier film seat 7 tops, said elastic diaphragm sheet 14 upper and lower surfaces are respectively equipped with barrier film pressing plate 15 and lower diaphragm plate pressing plate 25, and said going up between barrier film pressing plate 15 and the valve gap 18 is provided with pressure spring 19.
Neutral position, barrier film seat 7 bottom offers through hole, and valve rod 5 upper ends are passed through hole and are fixedly connected with elastic diaphragm sheet 14, last barrier film pressing plate 15 and lower diaphragm plate pressing plate 25, and the lower end is fixedly connected with valve plate 4.For further increasing the sealability of the utility model, be provided with sealing axle sleeve 9 in the through hole of said barrier film seat 7, valve rod 5 is arranged in the sealing axle sleeve 9.
Form hydraulic pressure chamber 11 between said elastic diaphragm sheet 14 and the barrier film seat 7, hydraulic pressure chamber 11 sidewalls are provided with water intake 26 and water outlet 10.Described water intake 26 of the utility model and water outlet 10 diameters are greater than the water intake and the adjustment hole of traditional valve body, so its pressure governing speed is far away faster than the governing speed of traditional valve body.
Said valve gap 18 is provided with relief opening 23, is provided with baffler in the said relief opening 23.
Said pressure spring 19 tops are provided with controlling device, and said controlling device comprises the positioning block of being located between pressure spring 19 tops and the valve gap 18 20, are located at adjusting bolt 21 and adjusting nut 22 on the valve gap 18, and said adjusting bolt 21 contacts with positioning block 20.The utility model can be according to the use condition of pressure spring 19, and compressive force is suitably regulated, so that obtain the comparatively appropriate unlatching or the time of switch.
Working principle: the utility model original state, valve plate 4 and outlet 29 closures, the utility model is in closed condition, and water outlet 10 is in opening state; When needing to open the utility model, close water outlet 10, at this moment; The water that gets into from water intake 26 forms pressure in hydraulic pressure chamber 11, elastic diaphragm sheet 14 is upwards pressed, and spurs simultaneously on the valve rod 5 and moves; Pressure spring 19 compressions, valve plate 4 is opened, and the utility model is in opening state.In the time of need closing the utility model, open water outlet 10, elastic diaphragm sheet 14 moves down under valve rod 5, valve plate 4 self gravitations and pressure spring 19 elastic force effects, and valve plate 4 is closed.
Said valve gap 18 is provided with suspension ring 24, is convenient to the transportation of the utility model.
The above only is the preferred embodiments of the utility model, so all equivalences of doing according to the described structure of the utility model patent claim, characteristic and principle change or modify, includes in the utility model patent claim.
Claims (7)
1. a diaphragm type soil discharging valve comprises valve body (2), barrier film seat (7) and valve gap (18), and said barrier film seat (7) is located between valve body (2) and the valve gap (18); Said valve body (2) one sides are provided with import (28), and import (28) periphery forms flange one (27), and said valve body (2) bottom is provided with outlet (29), is provided with valve plate (4) in the outlet (29); Be provided with flexible sheet (14) between said valve gap (18) bottom and barrier film seat (7) top; Said elastic diaphragm sheet (14) upper and lower surface is respectively equipped with barrier film pressing plate (15) and lower diaphragm plate pressing plate (25), and said going up between barrier film pressing plate (15) and the valve gap (18) is provided with pressure spring (19); Neutral position, barrier film seat (7) bottom offers through hole; Valve rod (5) upper end is passed through hole and is fixedly connected with elastic diaphragm sheet (14), last barrier film pressing plate (15) and lower diaphragm plate pressing plate (25); The lower end is fixedly connected with valve plate (4); Valve gap (18) is provided with relief opening (23), it is characterized in that: form hydraulic pressure chamber (11) between said elastic diaphragm sheet (14) and the barrier film seat (7), hydraulic pressure chamber (11) sidewall is provided with water intake (26) and water outlet (10).
2. diaphragm type soil discharging valve according to claim 1; It is characterized in that: said pressure spring (19) top is provided with controlling device; Said controlling device comprises the positioning block of being located between pressure spring (19) top and the valve gap (18) (20); Be located at adjusting bolt (21) and adjusting nut (22) on the valve gap (18), said adjusting bolt (21) contacts with positioning block (20).
3. diaphragm type soil discharging valve according to claim 2 is characterized in that: be provided with sealing axle sleeve (9) in the through hole of said barrier film seat (7), valve rod (5) is arranged in the sealing axle sleeve (9).
4. according to the arbitrary described diaphragm type soil discharging valve of claim 1 to 3, it is characterized in that: said outlet (29) locates detachably to be provided with flange two (1).
5. diaphragm type soil discharging valve according to claim 4 is characterized in that: said outlet (29) is made as the funnel inclined plane shape, said valve plate (4) shape and outlet (29) form fit setting.
6. diaphragm type soil discharging valve according to claim 5 is characterized in that: said valve plate (4) is coated with rubber adhesive.
7. diaphragm type soil discharging valve according to claim 5 is characterized in that: said relief opening is provided with baffler in (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120183030U CN202132510U (en) | 2011-05-31 | 2011-05-31 | Diaphragm type mud discharge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120183030U CN202132510U (en) | 2011-05-31 | 2011-05-31 | Diaphragm type mud discharge valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202132510U true CN202132510U (en) | 2012-02-01 |
Family
ID=45521277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120183030U Expired - Fee Related CN202132510U (en) | 2011-05-31 | 2011-05-31 | Diaphragm type mud discharge valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202132510U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671986A (en) * | 2013-12-02 | 2014-03-26 | 东正科技有限公司 | Back pressure valve |
| CN112901784A (en) * | 2021-03-04 | 2021-06-04 | 铜陵市宏飞科技有限公司 | Diaphragm type mud valve based on wiper mechanism |
-
2011
- 2011-05-31 CN CN201120183030U patent/CN202132510U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671986A (en) * | 2013-12-02 | 2014-03-26 | 东正科技有限公司 | Back pressure valve |
| CN112901784A (en) * | 2021-03-04 | 2021-06-04 | 铜陵市宏飞科技有限公司 | Diaphragm type mud valve based on wiper mechanism |
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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 |
Granted publication date: 20120201 Termination date: 20180531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |