CN203175815U - Pneumatic diaphragm pump - Google Patents
Pneumatic diaphragm pump Download PDFInfo
- Publication number
- CN203175815U CN203175815U CN 201320174733 CN201320174733U CN203175815U CN 203175815 U CN203175815 U CN 203175815U CN 201320174733 CN201320174733 CN 201320174733 CN 201320174733 U CN201320174733 U CN 201320174733U CN 203175815 U CN203175815 U CN 203175815U
- Authority
- CN
- China
- Prior art keywords
- air valve
- fixed
- chamber
- main body
- septum
- 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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- Valve Housings (AREA)
- Check Valves (AREA)
Abstract
The utility model discloses a pneumatic diaphragm pump. The pneumatic diaphragm pump comprises an air valve body, wherein the air valve body is fixedly connected with an air valve control system; the air valve control system comprises an outer housing; the interior of the outer housing is provided with a cavity provided with an opening at the bottom; the bottom of the outer housing is fixed on the air valve body; the interior of the air valve body is provided with an accommodating cavity communicated with the interior of the outer housing; the interior of the accommodating cavity is provided with an adjusting seat; the air valve body is provided with a control hole capable of connecting a pneumatic control valve or an electromagnetic valve; the control hole is communicated with the accommodating cavity; both ends of the outer housing abut against diaphragm chambers respectively; the tops of the two diaphragm chambers are connected with a discharge pipe bend through a check valve; and the bottoms of the two diaphragm chambers are connected with a suction pipe bend through a check valve. The air valve in the air valve control system is small in space, flexible to switch, low in consumption, few in components, low in replacement costs, easy to maintain and not easy to freeze.
Description
Technical field
The utility model relates to a kind of membrane pump with pneumatic drive.
Background technique
Membrane pump with pneumatic drive is a kind of novel conveying mechanism; employing pressurized air is power source; for various corrosive liquids; the liquid of band particle; high viscosity, volatile, inflammable, hypertoxic liquid, and powder all can be taken out light and be exhausted; formed large-scale production at present, quality of product is well received.The main feature of this pump is not need water, can pump flowing liquid, can carry some not runny media again, inhale the journey height, lift is adjustable (0-84 rice), and bleed pressure need only can be worked greater than 1kg/cm2, definitely fire-proof and explosion-proof, have all functions of submersible pump, self-priming pump, transh pump, canned motorpump, slurry pump and many characteristics of conveying mechanism.Pneumatic diaphragm Pump type: plastics membrane pump with pneumatic drive, metal membrane pump with pneumatic drive.
The membrane pump with pneumatic drive of prior art exists not easy-maintaining, maintenance cost height, easily freeze, and the shortcoming of be inconvenient to change, and it is also dumb to commutate, and it is big to deposit the headroom, the shortcoming that the air loss is big.
The model utility content
The purpose of this utility model provides a kind of membrane pump with pneumatic drive, and it can solve the above-mentioned shortcoming of prior art.
The technical solution of the utility model provides a kind of membrane pump with pneumatic drive, comprise an air valve main body, described air valve main body is connected and fixed an air valve control system, described air valve control system comprises a shell, described enclosure is provided with the cavity that the bottom is provided with opening, the bottom of described shell is fixed on the described air valve main body, described air valve body interior is provided with a holding cavity that is communicated with described enclosure, there is an adjustment seat described holding cavity inside, described air valve main body is provided with the control hole that can connect Pneumatic valve or solenoid valve, and this control hole is communicated with holding cavity; The two ends of air valve main body connect with a chamber of septum respectively, and the top of two chamber of septum all is connected to a discharge tube elbow by a safety check, and the bottom of two chamber of septum all is connected to a suction bend by a safety check.
The adjusting pad that the top of described holding cavity is fixing, described adjusting pad is provided with three through holes that can be conditioned the seat sealing.
Described safety check comprises valve ball, valve seat, elbow, described valve ball places on the described valve seat, the opposite side of described valve seat is fixed on the described elbow, be provided with seal ring between the top of described valve seat and described chamber of septum, establish fixed groove on the described elbow, described valve seat is fixed in the described elbow by described fixed groove.
Described chamber of septum comprises and is fixed into fluid chamber, diaphragm, the air cavity that one and a pitman shaft pass from the axle center successively, fluid chamber and air valve main body be fixing to form an integral body and the inner fixing space of diaphragm and air cavity that forms, and described pitman shaft passes fixedly air cavity, diaphragm, the fluid chamber of another chamber of septum of all-in-one-piece successively from the axle center after passing described air valve main body, is fixed into one by fixed base between pitman shaft and the diaphragm.
The utility model has the advantages that: the flexible low-loss of the little commutation in air valve space in the utility model air valve control system, the few replacement cost of part is low, and easy-maintaining is not-easy-to-freeze; The exhaust of air valve body volume appropriate design is smooth and easy, does not have unnecessary consumption headroom to reach minimizing consumption gas, improves flow, and the control hole above it has its a lot of purposes, connects solenoid valve and can reach accurate measurement and quantitative conveying, telecontrol; Connect Pneumatic valve and can carry powder, solve the powder conveying difficulty; Elbow and discharge tube elbow, and elbow and suction bend be that 3 stops links convenient the installation, the renewal part cost is low, and safety check is single O RunddichtringO, arrives three sealings, the minimizing maintenance cost.
Description of drawings
Below in conjunction with embodiment and accompanying drawing the utility model is elaborated, wherein:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the explosive view of Fig. 1.
Embodiment
Further set forth embodiment of the present utility model below in conjunction with accompanying drawing:
As shown in Figure 1, 2, a kind of membrane pump with pneumatic drive, comprise an air valve main body 5, described air valve main body is connected and fixed an air valve control system, described air valve control system comprises a shell 6, described enclosure is provided with the cavity that the bottom is provided with opening, the bottom of described shell is fixed on the described air valve main body, described air valve body interior is provided with a holding cavity that is communicated with described enclosure, there is an adjustment seat 10 described holding cavity inside, described air valve main body is provided with the control hole that can connect Pneumatic valve or solenoid valve, and this control hole is communicated with holding cavity; The two ends of air valve main body connect with a chamber of septum 252 respectively, and the top of two chamber of septum all is connected to a discharge tube elbow 251-2 by a safety check, and the bottom of two chamber of septum all is connected to a suction bend 253-1 by a safety check.
The adjusting pad 23 that the top of described holding cavity is fixing, described adjusting pad is provided with three through holes that can be conditioned the seat sealing.
Described safety check comprises valve ball 2501, valve seat 2502, elbow 251-1, described valve ball places on the described valve seat, the opposite side of described valve seat is fixed on the described elbow, be provided with seal ring between the top of described valve seat and described chamber of septum, establish fixed groove on the described elbow, institute's valve seat is fixed in the described elbow by described fixed groove, is provided with sealing gasket between elbow 251-1 and the discharge tube elbow 251-2, seals by sealing pad 251-3A.
Described chamber of septum comprises and is fixed into fluid chamber 2508, diaphragm 2505, the air cavity that one and a pitman shaft 2509 pass from the axle center successively, fluid chamber and air valve main body integral body of fixing formation and inner formation one is the space of diaphragm fixedly, and described pitman shaft passes after the described air valve main body and to pass fixedly air cavity, diaphragm, the fluid chamber of another chamber of septum of all-in-one-piece from the axle center successively, between pitman shaft and the diaphragm by protect outward piece 2504 and in protect piece 2507 and be fixed into one.
In the utility model, regulate upper fixed one valve plate 22 of pad 23, the top of this valve plate 22 is provided with a pilot valve 21, and this pilot valve is controlled commutation by piston 19.
The flexible low-loss of the little commutation in air valve space in the utility model air valve control system in the utility model, part is few, and replacement cost is low, and easy-maintaining is not-easy-to-freeze; The exhaust of air valve body volume appropriate design is smooth and easy, does not have unnecessary consumption headroom to reach minimizing consumption gas, improves flow, and the control hole above it has its a lot of purposes, connects solenoid valve and can reach accurate measurement and quantitative conveying, telecontrol; Connect Pneumatic valve and can carry powder, solve the problem of powder conveying difficulty; Elbow and discharge tube elbow, and elbow and suction bend be 3 stops installation easy to connect, renewal part becomes pump low, and safety check is single O RunddichtringO, reaches three sealings, reduces maintenance cost.
The above only is preferred embodiments of the present utility model, not in order to limiting the utility model, all any modifications of doing within spirit of the present utility model and principle, is equal to and replaces and improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. membrane pump with pneumatic drive, it is characterized in that, comprise an air valve main body, described air valve main body is connected and fixed an air valve control system, described air valve control system comprises a shell, described enclosure is provided with the cavity that the bottom is provided with opening, the bottom of described shell is fixed on the described air valve main body, described air valve body interior is provided with a holding cavity that is communicated with described enclosure, there is an adjustment seat described holding cavity inside, described air valve main body is provided with the control hole that can connect Pneumatic valve or solenoid valve, and this control hole is communicated with holding cavity; The two ends of air valve main body connect with a chamber of septum respectively, and the top of two chamber of septum all is connected to a discharge tube elbow by a safety check, and the bottom of two chamber of septum all is connected to a suction bend by a safety check.
2. membrane pump with pneumatic drive according to claim 1 is characterized in that, the adjusting pad that the top of described holding cavity is fixing, and described adjusting pad is provided with three through holes that can be conditioned the seat sealing.
3. membrane pump with pneumatic drive according to claim 1, it is characterized in that, described safety check comprises valve ball, valve seat, elbow, described valve ball places on the described valve seat, the opposite side of described valve seat is fixed on the described elbow, be provided with seal ring between the top of described valve seat and chamber of septum, establish fixed groove on the described elbow, described valve seat is fixed in the described elbow by described fixed groove.
4. membrane pump with pneumatic drive according to claim 1, it is characterized in that, described chamber of septum comprises and is fixed into fluid chamber, diaphragm, the air cavity that one and a pitman shaft pass from the axle center successively, fluid chamber and air valve main body integral body of fixing formation and inner formation one is the space of diaphragm fixedly, and described pitman shaft passes fixedly air cavity, diaphragm, the fluid chamber of another chamber of septum of all-in-one-piece successively from the axle center after passing described air valve main body, is fixed into one by fixed base between pitman shaft and the diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174733 CN203175815U (en) | 2013-04-08 | 2013-04-08 | Pneumatic diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174733 CN203175815U (en) | 2013-04-08 | 2013-04-08 | Pneumatic diaphragm pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203175815U true CN203175815U (en) | 2013-09-04 |
Family
ID=49072518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320174733 Expired - Lifetime CN203175815U (en) | 2013-04-08 | 2013-04-08 | Pneumatic diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203175815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547757A (en) * | 2018-03-13 | 2018-09-18 | 安徽乐昌气动流体设备科技有限公司 | A kind of fixed structure of pneumatic diaphragm pump |
-
2013
- 2013-04-08 CN CN 201320174733 patent/CN203175815U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547757A (en) * | 2018-03-13 | 2018-09-18 | 安徽乐昌气动流体设备科技有限公司 | A kind of fixed structure of pneumatic diaphragm pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |
|
| CX01 | Expiry of patent term |