CN200943571Y - Pneumatic double diaphragm pump - Google Patents
Pneumatic double diaphragm pump Download PDFInfo
- Publication number
- CN200943571Y CN200943571Y CN 200620045590 CN200620045590U CN200943571Y CN 200943571 Y CN200943571 Y CN 200943571Y CN 200620045590 CN200620045590 CN 200620045590 CN 200620045590 U CN200620045590 U CN 200620045590U CN 200943571 Y CN200943571 Y CN 200943571Y
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- CN
- China
- Prior art keywords
- air
- sides
- inlet hole
- diaphragm
- diaphragm pump
- 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 - Fee Related
Links
- 239000007788 liquid Substances 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000001050 lubricating effect Effects 0.000 abstract 1
- 239000011344 liquid material Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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- Reciprocating Pumps (AREA)
Abstract
The utility model relates to a pneumatic double-diaphragm pump, the two sides of the valve body is separately provided with a diaphragm, the diaphragm is provided with an air pressure cavity, the air cavities are separately connected with the air inlet hole and air outlet hole, the air inlet hole is provided with a combined shafts for diverting the air valve, the two sides of the air inlet hole are provided with an air inlet hole of the air pressure cavity; a piston is arranged on the air outlet hole and provided with a diverting air discharge switch, the two sides of the air discharge hole is provided with air outlet holes of the air pressure cavity; the utility model has a simple structure and design, the components in the air cavity is less and the adopted diverting valve needs no lubricating. The whole pneumatic double-diaphragm pump can achieve the maximum safety and reliability under various kinds of applications so as to guarantee a smooth operation. Compared with the prior art, the utility model has very little movable parts, a simple and proper structure, convenient for maintenance and has a very longer mechanical service life, thus can operate day by day.
Description
Technical field: the utility model relates to a kind of Pneumatic double diaphragm pump, belongs to the diaphragm pump technical field.
Background technique: Pneumatic double diaphragm pump is a kind of novel conveying mechanism, is a kind of pump class of present latest domestic grain husk, and employing pressurized air is power source, for various corrosive liquids, the liquid of band particle, high viscosity, volatile, inflammable, hypertoxic liquid all can be taken out light and be exhausted.Because Pneumatic double diaphragm pump is progressively invaded the market of other pumps in increasing industry, and is had the irreplaceable status of other pumps.But the structural design of some present Pneumatic double diaphragm pump products is comparatively complicated, and part is many, need open liquid container ability renewal part during maintenance, and using effect is not ideal enough.
Summary of the invention
The purpose of this utility model is: provide that a kind of structure is simple, part is changed easily, the Pneumatic double diaphragm pump that using effect is good is to overcome the deficiencies in the prior art.
The utility model is to constitute like this: it comprises valve body (1), be respectively equipped with diaphragm (2) in valve body (1) both sides, in the diaphragm (2) is air pressure lumen (3), in valve body (1), be provided with air cavity (4), air cavity (4) is connected with inlet hole (5) and exhaust port (6) respectively, at inlet hole (5) air valve commutation built-up shaft (7) is installed, inlet hole (5) both sides are provided with air pressure lumen inlet hole (10); At exhaust port (6) piston (8) is installed, piston (8) is provided with commutation air discharge cook (9), and exhaust port (6) both sides are provided with air pressure lumen exhaust port (11).
Above-mentioned Pneumatic double diaphragm pump, be respectively equipped with liquid container (15) in valve body (1) both sides, the liquid container of both sides (15) connects supply pipe (16) and discharge nozzle (17) jointly, material feeding mouth and discharge port in liquid container (15) are installed ball float (18) respectively, action by valve body (1) interior diaphragm (2), drive the material in the liquid container (15), finish transmission.
Above-mentioned Pneumatic double diaphragm pump is connected with central shaft (12) in the middle of diaphragm (2), central shaft (12) is connected with diaphragm (2) by protective pad (13).
Above-mentioned Pneumatic double diaphragm pump is provided with commutation jacking block (14) on central shaft (12).
The structural design of the utility model valve body is simple, and the part in the air cavity is less, and the selector valve of employing need not to lubricate.Make whole Pneumatic double diaphragm pump can under various applicable cases, realize maximum safety reliability, smooth and easy in the time of guaranteeing operation.And all parts can be changed under the situation that need not open liquid container.Compared with prior art, movable part of the present utility model is considerably less, and is simple and reasonable, easy to maintenance, has high mechanical life, can ensure operation day by day.
Description of drawings: accompanying drawing 1 is a structural representation of the present utility model.
Embodiment
Embodiment of the present utility model: make valve body (1), in valve body (1) both sides diaphragm (2) is installed respectively, in the diaphragm (2) is air pressure lumen (3), in valve body (1), produce air cavity (4), air cavity (4) is connected with inlet hole (5) and exhaust port (6) respectively, air valve commutation built-up shaft (7) is installed in inlet hole (5) position, and air pressure lumen inlet hole (10) is produced in inlet hole (5) both sides, and air pressure lumen inlet hole (10) connection enters air pressure lumen (3).Piston (8) is installed in exhaust port (6) position, and piston (8) is gone up commutation air discharge cook (9) is installed, and air pressure lumen exhaust port (11) is produced in exhaust port (6) both sides, and air pressure lumen exhaust port (11) connects air pressure lumen (3).In the middle of diaphragm (2), connect a central shaft (12); central shaft (12) is connected with diaphragm (2) by protective pad (13); protective pad (13) can reduce the damage of diaphragm (2); be provided with commutation jacking block (14) on central shaft (12), commutation jacking block (14) cooperates inflation and the deflation course of finishing valve body (1) both sides air pressure lumen (3) with air valve commutation built-up shaft (7).
The utility model will be produced liquid container (15) respectively in valve body (1) both sides, the liquid container of both sides (15) connects supply pipe (16) and discharge nozzle (17) jointly, two material feeding mouths up and down and discharge port in both sides liquid container (15) are installed ball float (18) respectively, action by valve body (1) interior diaphragm (2), drive the material in the liquid container (15), finish transmission.
During work, the air pressure lumen (3) that pressurized air enters the left side by inlet hole (5) and air valve commutation built-up shaft (7), the gas of the air pressure lumen on the right (3) is discharged air by air pressure lumen exhaust port (11) and exhaust port (6).The air pressure lumen on the left side (3) begins to expand, and the liquid material in the extruding left side liquid container (15) from the ball float (18) of liquid container (15) through discharge port, is sent into liquid material in the discharge nozzle (17); This moment, the air pressure lumen (3) on the right was dwindled, and liquid material is sucked in the liquid container (15) on the right in supply pipe (16).The air pressure lumen on the left side (3) is when expanding into maximum, commutation jacking block (14) promotes air valve commutation built-up shaft (7), make the air pressure lumen (3) on the left side begin venting, the air pressure lumen (3) on the right begins inflation, the liquid container (15) on the right begins to send into liquid material, and the air pressure lumen on the left side (3) begins to suck liquid material.Repeat above-mentioned steps, can finish the transmission of liquid material.
Claims (4)
1, a kind of Pneumatic double diaphragm pump, it comprises valve body (1), be respectively equipped with diaphragm (2) in valve body (1) both sides, in the diaphragm (2) is air pressure lumen (3), it is characterized in that: in valve body (1), be provided with air cavity (4), air cavity (4) is connected with inlet hole (5) and exhaust port (6) respectively, at inlet hole (5) air valve commutation built-up shaft (7) is installed, and inlet hole (5) both sides are provided with air pressure lumen inlet hole (10); At exhaust port (6) piston (8) is installed, piston (8) is provided with commutation air discharge cook (9), and exhaust port (6) both sides are provided with air pressure lumen exhaust port (11).
2, Pneumatic double diaphragm pump according to claim 1, it is characterized in that: be respectively equipped with liquid container (15) in valve body (1) both sides, the liquid container of both sides (15) connects supply pipe (16) and discharge nozzle (17) jointly, at the material feeding mouth and the discharge port of liquid container (15) ball float (18) is installed respectively.
3, Pneumatic double diaphragm pump according to claim 1 is characterized in that: be connected with central shaft (12) in the middle of diaphragm (2), central shaft (12) is connected with diaphragm (2) by protective pad (13).
4, Pneumatic double diaphragm pump according to claim 3 is characterized in that: be provided with commutation jacking block (14) on central shaft (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620045590 CN200943571Y (en) | 2006-09-07 | 2006-09-07 | Pneumatic double diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620045590 CN200943571Y (en) | 2006-09-07 | 2006-09-07 | Pneumatic double diaphragm pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200943571Y true CN200943571Y (en) | 2007-09-05 |
Family
ID=38718203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620045590 Expired - Fee Related CN200943571Y (en) | 2006-09-07 | 2006-09-07 | Pneumatic double diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200943571Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102803665A (en) * | 2010-05-14 | 2012-11-28 | 乔圣有限公司 | An air motor |
| CN103334908A (en) * | 2013-07-02 | 2013-10-02 | 无锡天惠塑机有限公司 | Pneumatic diaphragm pump |
| CN103696950A (en) * | 2013-11-08 | 2014-04-02 | 安徽乐昌气动流体设备科技有限公司 | Center body assembly of pneumatic diaphragm pump |
| CN106612855A (en) * | 2017-03-14 | 2017-05-10 | 东北农业大学 | Electromagnetic control and pneumatic driving double-fertilizer-channel discharging and application distributor of liquid fertilizer |
| CN108916009A (en) * | 2018-06-25 | 2018-11-30 | 安徽乐昌气动流体设备科技有限公司 | A kind of pneumatic diaphragm pump of automatic control |
| US10578098B2 (en) | 2005-07-13 | 2020-03-03 | Baxter International Inc. | Medical fluid delivery device actuated via motive fluid |
| CN111252554A (en) * | 2020-03-02 | 2020-06-09 | 江西黑猫炭黑股份有限公司 | Conveying equipment for producing white carbon black by gas phase method |
| CN111720293A (en) * | 2020-07-28 | 2020-09-29 | 星宇电子(宁波)有限公司 | An energy-saving internal control pneumatic diaphragm pump |
| CN114922801A (en) * | 2022-04-27 | 2022-08-19 | 上海侠飞泵业有限公司 | High-pressure pneumatic diaphragm pump |
| US11478578B2 (en) | 2012-06-08 | 2022-10-25 | Fresenius Medical Care Holdings, Inc. | Medical fluid cassettes and related systems and methods |
-
2006
- 2006-09-07 CN CN 200620045590 patent/CN200943571Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11384748B2 (en) | 2005-07-13 | 2022-07-12 | Baxter International Inc. | Blood treatment system having pulsatile blood intake |
| US12392335B2 (en) | 2005-07-13 | 2025-08-19 | Baxter International Inc. | Medical fluid pumping system having backflow prevention |
| US10578098B2 (en) | 2005-07-13 | 2020-03-03 | Baxter International Inc. | Medical fluid delivery device actuated via motive fluid |
| US10590924B2 (en) | 2005-07-13 | 2020-03-17 | Baxter International Inc. | Medical fluid pumping system including pump and machine chassis mounting regime |
| US10670005B2 (en) | 2005-07-13 | 2020-06-02 | Baxter International Inc. | Diaphragm pumps and pumping systems |
| CN102803665A (en) * | 2010-05-14 | 2012-11-28 | 乔圣有限公司 | An air motor |
| US11478578B2 (en) | 2012-06-08 | 2022-10-25 | Fresenius Medical Care Holdings, Inc. | Medical fluid cassettes and related systems and methods |
| CN103334908A (en) * | 2013-07-02 | 2013-10-02 | 无锡天惠塑机有限公司 | Pneumatic diaphragm pump |
| CN103696950A (en) * | 2013-11-08 | 2014-04-02 | 安徽乐昌气动流体设备科技有限公司 | Center body assembly of pneumatic diaphragm pump |
| CN103696950B (en) * | 2013-11-08 | 2016-05-11 | 安徽乐昌气动流体设备科技有限公司 | A kind of centerbody assembly of pneumatic diaphragm pump |
| CN106612855A (en) * | 2017-03-14 | 2017-05-10 | 东北农业大学 | Electromagnetic control and pneumatic driving double-fertilizer-channel discharging and application distributor of liquid fertilizer |
| CN108916009A (en) * | 2018-06-25 | 2018-11-30 | 安徽乐昌气动流体设备科技有限公司 | A kind of pneumatic diaphragm pump of automatic control |
| CN111252554A (en) * | 2020-03-02 | 2020-06-09 | 江西黑猫炭黑股份有限公司 | Conveying equipment for producing white carbon black by gas phase method |
| CN111720293A (en) * | 2020-07-28 | 2020-09-29 | 星宇电子(宁波)有限公司 | An energy-saving internal control pneumatic diaphragm pump |
| CN114922801A (en) * | 2022-04-27 | 2022-08-19 | 上海侠飞泵业有限公司 | High-pressure pneumatic diaphragm pump |
| CN114922801B (en) * | 2022-04-27 | 2023-11-28 | 上海侠飞泵业有限公司 | High-pressure pneumatic diaphragm pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI RUDI FLUID CONVEYOR EQUIPMENT CO., LTD. Free format text: FORMER OWNER: CHEN LIMING Effective date: 20091204 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091204 Address after: Shanghai City, Fengxian District Jinhui Town money Road No. 1428, zip code: 201403 Patentee after: SHANGHAI RUDI FLUID CONVEYOR CO., LTD. Address before: Room 305, building C, Jintai building, Shang Tong Town, Yongjia County, Zhejiang Province, China, 325100 Patentee before: Chen Liming |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070905 Termination date: 20150907 |
|
| EXPY | Termination of patent right or utility model |