CN201502514U - Pressure stabilizing device for pneumatic diaphragm pump - Google Patents
Pressure stabilizing device for pneumatic diaphragm pump Download PDFInfo
- Publication number
- CN201502514U CN201502514U CN2009200625178U CN200920062517U CN201502514U CN 201502514 U CN201502514 U CN 201502514U CN 2009200625178 U CN2009200625178 U CN 2009200625178U CN 200920062517 U CN200920062517 U CN 200920062517U CN 201502514 U CN201502514 U CN 201502514U
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- liquid
- pressure stabilizing
- surge tank
- pressure
- pipe
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- Expired - Fee Related
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Abstract
The utility model relates to a pressure stabilizing device for a pneumatic diaphragm pump, which comprises a pressure stabilizing tank, wherein the pressure stabilizing tank has an inner surface and an outer surface, a pressure stabilizing cavity around the inner surface is formed, and the pressure stabilizing cavity is provided with a plurality of steel meshes in turn from top to bottom; the top of the pressure stabilizing tank is connected with a pressure indicator gauge, and the pressure stabilizing tank comprises a liquid inlet pipe and a liquid outlet pipe, wherein the liquid inlet pipe is arranged on the side wall of the pressure stabilizing tank in a communicating way, the liquid inlet pipe is internally provided with a one-way valve, and the liquid outlet pipe is arranged under the pressure stabilizing tank in a communicating way. With the structure design of the steel meshes, the utility model has the effect of eliminating the impulse of the liquid pumped by the pump body.
Description
Technical field
The utility model relates to a kind of stable-pressure device, is meant a kind of stable-pressure device on the membrane pump with pneumatic drive of being applied in that is provided with some steel net structures in stable-pressure device especially.
Background technique
As everyone knows, along with more and more being convenient for people to the apparatus that manufacturing operation can promote people's working efficiency, the progress of society occurs in a large number, the operator needs paint or coating class material are sprayed on the surface of object to finish the work of spraying in the spraying industry, a large amount of employings is that membrane pump with pneumatic drive is in order to provide coating needed power support in this process, membrane pump with pneumatic drive is a kind of comparatively novel conveying mechanism, it adopts pressurized air is power source, for various corrosive liquids, the liquid of band particle, high viscosity, volatile, inflammable, the liquid of severe toxicity all has suction effect preferably.The major advantage of this pump is to carry some runny media, inhales the journey height, lift is adjustable.For Pneumatic double diaphragm pump, its working principle is that main directional control valve is dispensed to gas chamber with pressurized air, and the gas of Pai Chuing is discharged from pump opposite side rear by air-valve assembly guiding port simultaneously.Pneumatic double diaphragm pump inner chamber gas pressure surpasses liquid container pressure, and the barrier film connecting rod moves around, and discharges in a side, sucks at opposite side.Suction stroke is carried out pump and is sucked.Suction stroke can reduce cabin pressure, increases chamber volume.Thereby generate atmospheric pressure pressure reduction, promote liquid, pass the suction side safety check, flow into the outer liquid body cavity through intake line.
But in the concrete process of using, the liquid of diaphragm pump output is often with pulse phenomenon, thereby causes the liquid that sprays even inadequately, do not reach desirable situation about requiring with the surface of causing workpiece.Eliminate this class situation routine and be to use pressure pot type and the special-purpose voltage stabilizer of coating, this mode of execution is the cost height not only, and effect neither be very desirable.Especially aspect paint spraying system, pulse phenomenon influence in auto spray painting aspect is particularly outstanding.
The model utility content
The utility model provides a kind of stable-pressure device of membrane pump with pneumatic drive, be provided with some steel meshes in this stable-pressure device and can eliminate the pulse of the liquid that the pump housing pumps by such structural design, think that the operator provides the purpose with steady pressured fluid stream, and this is to be main purpose of the present utility model.
The technological scheme that the utility model adopted is: a kind of stable-pressure device of membrane pump with pneumatic drive, it is arranged on the liquid outlet place of the pump housing, and is connected with this pump housing.
This stable-pressure device comprises surge tank, this surge tank has internal surface and outer surface, and by this internal surface around determining a pressure stabilizing cavity, be disposed with some steel meshes in this pressure stabilizing cavity from top to bottom, some these steel meshes are set parallel to each other, and be fixedly welded in this pressure stabilizing cavity, the top of this surge tank is connected with pressure display table, can detect gas pressure in this surge tank immediately by this pressure display table, and make the operator can grasp gas pressure situation in this surge tank at any time, this surge tank comprises liquid-in pipe and drain pipe, wherein, this liquid-in pipe connection is arranged on the sidewall of this surge tank, is provided with one-way valve in this liquid-in pipe, and this one-way valve is in order to prevent liquid return.
This one-way valve comprises piston, spring and fixing column, wherein, this spring is arranged between this piston and this fixing column, in this liquid-in pipe, be provided with baffle ring with respect to this piston, this drain pipe is communicated with the below that is arranged on this surge tank, it has two liquid outlets, all is provided with the control spanner on each this liquid outlet.
The beneficial effects of the utility model are: because this stable-pressure device of the present utility model comprises surge tank, this surge tank has internal surface and outer surface, and by this internal surface around determining a pressure stabilizing cavity, be disposed with some steel meshes in this pressure stabilizing cavity from top to bottom, the top of this surge tank is connected with pressure display table, this surge tank comprises liquid-in pipe and drain pipe, wherein, this liquid-in pipe connection is arranged on the sidewall of this surge tank, be provided with one-way valve in this liquid-in pipe, this drain pipe is communicated with the below that is arranged on this surge tank.Make the utlity model has by the structural design of some these steel meshes as mentioned above and eliminate the liquid that the pump housing pumps and have the effect of pulse phenomenon.
Description of drawings
Fig. 1 is provided with on the pump housing at structural representation for the utility model;
Fig. 2 is a cross-sectional view of the present utility model;
Fig. 3 is the structural representation of one-way valve of the present utility model;
Fig. 4 is a side view of the present utility model.
Embodiment
Shown in Fig. 1 to 4, a kind of stable-pressure device of membrane pump with pneumatic drive, it is arranged on the liquid outlet place of the pump housing 10, and is connected with this pump housing 10.
This stable-pressure device comprises surge tank 20, and this surge tank 20 has internal surface 21 and outer surface 22, and by this internal surface 21 around determining a pressure stabilizing cavity 23.
Be disposed with some steel meshes 30 in this pressure stabilizing cavity 23 from top to bottom, some these steel meshes 30 are set parallel to each other, and are fixedly welded in this pressure stabilizing cavity 23.
The top of this surge tank 20 is connected with pressure display table 40, can detect gas pressure in this surge tank 20 immediately by this pressure display table 40, and makes the operator can grasp gas pressure situation in this surge tank 20 at any time.
This surge tank 20 comprises liquid-in pipe 50 and drain pipe 60, and wherein, these liquid-in pipe 50 connections are arranged on the sidewall of this surge tank 20, are provided with one-way valve 70 in this liquid-in pipe 50, and this one-way valve 70 is in order to prevent liquid return.
This one-way valve 70 comprises piston 71, spring 72 and fixing column 73, and wherein, this spring 72 is arranged between this piston 71 and this fixing column 73.In this liquid-in pipe 50, be provided with baffle ring 51 with respect to this piston 71.
This drain pipe 60 is communicated with the below that is arranged on this surge tank 20, and it has two liquid outlets 61, all is provided with control spanner 62 on each this liquid outlet 61.
Claims (3)
1. the stable-pressure device of a membrane pump with pneumatic drive, it is arranged on the liquid outlet place of the pump housing, and be connected with this pump housing, it is characterized in that: this stable-pressure device comprises surge tank, this surge tank has internal surface and outer surface, and by this internal surface around determining a pressure stabilizing cavity, be disposed with some steel meshes in this pressure stabilizing cavity from top to bottom, the top of this surge tank is connected with pressure display table, this surge tank comprises liquid-in pipe and drain pipe, and wherein, this liquid-in pipe connection is arranged on the sidewall of this surge tank, be provided with one-way valve in this liquid-in pipe, this one-way valve comprises piston, spring and fixing column, wherein, this spring is arranged between this piston and this fixing column, be provided with baffle ring with respect to this piston in this liquid-in pipe, this drain pipe is communicated with the below that is arranged on this surge tank.
2. the stable-pressure device of a kind of membrane pump with pneumatic drive as claimed in claim 1, it is characterized in that: some these steel meshes are set parallel to each other in this pressure stabilizing cavity.
3. the stable-pressure device of a kind of membrane pump with pneumatic drive as claimed in claim 2, it is characterized in that: this drain pipe has two liquid outlets, all is provided with the control spanner on each this liquid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200625178U CN201502514U (en) | 2009-08-18 | 2009-08-18 | Pressure stabilizing device for pneumatic diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200625178U CN201502514U (en) | 2009-08-18 | 2009-08-18 | Pressure stabilizing device for pneumatic diaphragm pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201502514U true CN201502514U (en) | 2010-06-09 |
Family
ID=42453448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200625178U Expired - Fee Related CN201502514U (en) | 2009-08-18 | 2009-08-18 | Pressure stabilizing device for pneumatic diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201502514U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934559A (en) * | 2010-08-12 | 2011-01-05 | 中国电子科技集团公司第四十五研究所 | Mortar feed device with pressure regulation mechanism |
| CN102562541A (en) * | 2010-12-11 | 2012-07-11 | 宜昌天通泵业有限公司 | Diaphragm type grouting pump |
| CN104524834A (en) * | 2015-01-13 | 2015-04-22 | 长沙有色冶金设计研究院有限公司 | Energy storage pressurizing device connected between pressure filter and slurry pump and application method thereof |
| CN105090009A (en) * | 2015-09-21 | 2015-11-25 | 核工业理化工程研究院 | Fluid buffer device of minimum-flow diaphragm metering pump |
| CN106593832A (en) * | 2016-12-29 | 2017-04-26 | 上海如迪网络科技有限公司 | Current and voltage regulator of pneumatic double-diaphragm pump |
-
2009
- 2009-08-18 CN CN2009200625178U patent/CN201502514U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934559A (en) * | 2010-08-12 | 2011-01-05 | 中国电子科技集团公司第四十五研究所 | Mortar feed device with pressure regulation mechanism |
| WO2012019332A1 (en) * | 2010-08-12 | 2012-02-16 | 中国电子科技集团公司第四十五研究所 | Mortar feeding device with pressure regulating structure |
| GB2495666A (en) * | 2010-08-12 | 2013-04-17 | 45Th Res Inst Of Cetc | Mortar feeding device with pressure regulating structure |
| CN101934559B (en) * | 2010-08-12 | 2013-04-17 | 中国电子科技集团公司第四十五研究所 | Mortar feed device with pressure regulation mechanism |
| GB2495666B (en) * | 2010-08-12 | 2016-02-03 | 45Th Res Inst Of Cetc | Mortar supplying apparatus having a pressure adjusting mechanism |
| CN102562541A (en) * | 2010-12-11 | 2012-07-11 | 宜昌天通泵业有限公司 | Diaphragm type grouting pump |
| CN104524834A (en) * | 2015-01-13 | 2015-04-22 | 长沙有色冶金设计研究院有限公司 | Energy storage pressurizing device connected between pressure filter and slurry pump and application method thereof |
| CN105090009A (en) * | 2015-09-21 | 2015-11-25 | 核工业理化工程研究院 | Fluid buffer device of minimum-flow diaphragm metering pump |
| CN105090009B (en) * | 2015-09-21 | 2017-12-08 | 核工业理化工程研究院 | Micrometeor diaphragm metering pump fluid cushion device |
| CN106593832A (en) * | 2016-12-29 | 2017-04-26 | 上海如迪网络科技有限公司 | Current and voltage regulator of pneumatic double-diaphragm pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100609 Termination date: 20120818 |