CN201771726U - Pressure measurement buffer - Google Patents
Pressure measurement buffer Download PDFInfo
- Publication number
- CN201771726U CN201771726U CN201020533192XU CN201020533192U CN201771726U CN 201771726 U CN201771726 U CN 201771726U CN 201020533192X U CN201020533192X U CN 201020533192XU CN 201020533192 U CN201020533192 U CN 201020533192U CN 201771726 U CN201771726 U CN 201771726U
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- China
- Prior art keywords
- buffer
- air bag
- pressure measurement
- pressure
- buffer air
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- Expired - Fee Related
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model relates to a pressure measurement buffer capable of measuring the pressure and simultaneously keeping a certain pressure after an air pump stops working for a certain time, comprising an outer shell (1), an air inlet (3) and an air outlet (4), also comprising a buffer air-sac fixation seat (2) arranged on an upper end of the outer shell (1), a buffer air sac (5) arranged in the outer shell (1) and fixed on the buffer air-sac fixation seat (2) by a buffer air-sac nozzle (6), a pressure sensor (70 arranged in the buffer air-sac fixation seat (2), a through channel in the buffer air-sac fixation seat (2), wherein the pressure sensor (7) is connected with an outer processing system by passing through the cable (9) of the channel.
Description
Technical field:
The utility model relates to gas pressure measurement and buffer technology field, and particularly a kind of air pressure system (as pneumatic pump) that is widely used in the industries such as medical apparatus, ink jet numbering machine, air brushing machine is carried out the device of pressure measurement and pressure buffer.
Background technique:
In the prior art in medical apparatus, ink jet numbering machine and air brushing machine technology field, usually need be used to provide the pressure pump of air pressure, when needing atomizing of liquids in these fields, then need provide gas earlier by air pump with certain pressure, by pressure system liquid discharging is gone out again.Be used for liquid injection system gas pressure system at these, often need the gas pressure in the pressure system is measured, but the independent device of common employing is specifically designed to the pressure of measurement gas in the prior art, has so just increased the complexity and the volume of whole system.In addition, in above-mentioned air pressure system, provide air pressure by air pump, when air pump quits work, air pressure possibly can't keep the constant compression force value in a period of time, even then often need air pressure system also can keep the constant compression force value in a period of time in the real work during air pump quits work.Air pressure is measured and be the device of air pressure system maintenance constant voltage and also occur in the prior art satisfying simultaneously, in order to realize constant pressure, in air pressure system, often need to adopt expensive import constant-voltage equipment, use the structure of product complicated more, cost constantly increases.
Summary of the invention:
The utility model is in order to solve existing above-mentioned defective in the prior art, the utility model proposes and a kind ofly can carry out pressure measurement, the pressure measurement buffer that can keep certain pressure simultaneously in a period of time after air pump quits work, described pressure measurement buffer comprises frame (1), suction port (3) and air outlet (4), it is characterized in that, described pressure measurement buffer also comprises the buffer air bag fixed base (2) of the upper end portion that is arranged on described frame (1), be arranged on the inner buffer air bag (5) of described frame (1), described buffer air bag (5) is fixed on the described buffer air bag fixed base (2) by buffer air bag mouth (6), be arranged on described buffer air bag fixed base (2) pressure inside sensor (7), be provided with the passage that runs through in the described buffer air bag fixed base (2), described pressure transducer (7) is connected with the external treatment system by the cable (9) that passes described passage.
Described buffer air bag (5) accounts for 1/2～4/5 size of the inner space volume of described frame (1), preferably accounts for 3/4 size of the inner space volume of described frame (1).
Described frame (1) is formed by plastics, organic resin material or metallic material.Described buffer air bag (5) is formed by elastic material, is preferably formed by rubber, plastics or organic resin material.
Described pressure measurement buffer also comprises the wiring base (8) that is arranged on described buffer air bag fixed base (2) upper end, and described cable (9) is connected with the external treatment system by described wiring base (8).
The suction port of described pressure measurement buffer (3) is connected with air pump, and the pressure that wherein said air pump produced is between 3KPa～7KPa, and the pressure that preferred described air pump produced is at 3.5KPa.
The utility model adopts aforesaid technological means, by using an independent pressure measurement buffer, both realized measurement to the pressure of air pressure system, realized keeping in a period of time after air pump quits work the pooling feature of certain pressure simultaneously, thereby greatly reduced the complex structure program of air pressure system, reduced cost.
Description of drawings:
Fig. 1: the schematic representation of pressure measurement buffer of the present utility model.
Reference character: 1-frame; 2-buffer air bag fixed base; The 3-suction port; The 4-air outlet; The 5-buffer air bag; 6-buffer air bag mouth; The 7-pressure transducer; The 8-wiring base; The 9-cable.
Embodiment:
As shown in Figure 1, Fig. 1 is the schematic representation of pressure measurement buffer of the present utility model.Described pressure figure measures buffer and comprises frame 1, wherein said frame 1 can be cylinder type, rectangular build or other suitable stero shape, described frame 1 is formed by materials such as plastics, organic resin material, metals, frame 1 is provided with suction port 3 and air outlet 4, wherein suction port 3 communicates with air pump, wherein the pressure that air pump produced is between 3KPa～7KPa, be preferably 3.5KPa, introduce in the described pressure measurement buffer with the pressurized air that the aerodynamic force pump is produced.The upper end portion of frame 1 also is provided with buffer air bag fixed base 2, buffer air bag fixed base 2 is used for fixing buffer air bag 5, described buffer air bag 5 is arranged at frame 1 inside, described buffer air bag 5 accounts for 1/2～4/5 size of the inner space volume of described frame 1, be preferably and account for 3/4 size, described buffer air bag 5 is fixed on the described buffer air bag fixed base 2 by buffer air bag mouth 6, described buffer air bag 5 can be arbitrarily, and the rubber-like material forms, as formation such as rubber, plastics, organic resin materials, be preferably the bigger flexible material of elasticity.Be provided with pressure transducer 7 in described buffer air bag 5 inside, described pressure transducer 7 can be existing known arbitrary gas pressure transducer.Be provided with the passage that runs through in the described buffer air bag fixed base 2, described pressure transducer 7 is by passing the cable 9 of the passage in the described buffer air bag fixed base 2, be connected with the wiring base 8 that is arranged on described buffer air bag fixed base 2 upper ends, be connected with the external treatment system by wiring base 8 again.
In use, air is compressed after suction port 3 enters described pressure measurement buffer by air pump, buffer air bag 5 in described pressure measurement buffer is by gas compression, pressure by the 7 pairs of gases of pressure transducer in the buffer air bag 5 is measured, pressure transducer 7 transfers signals to the external treatment system by wiring base 8 again by cable 9, wherein this omission that is connected of wiring base 8 and external treatment system.After air pump quits work, the buffer air bag 5 that compresses that is under pressure in the described pressure measurement buffer has elasticity owing to buffer air bag 5, buffer air bag 5 recovers the air in the described pressure measurement buffer of reverse compression by deformation, make the gas of described pressure measurement buffer output keep certain pressure in a period of time after air pump quits work, thereby keep the pressure of air system.
Though the utility model is described with reference to a plurality of embodiments; but the utility model is not limited to the foregoing description; be to be understood that those skilled in the art can carry out the suitable new embodiment that is combined to form to the parts that relate in the foregoing description, all should fall within the protection domain of the present utility model in the various tangible modifications and variations of carrying out on the basis that does not break away from the utility model principle.
Claims (9)
1. pressure measurement buffer, described pressure measurement buffer comprises frame (1), suction port (3) and air outlet (4), it is characterized in that, described pressure measurement buffer also comprises the buffer air bag fixed base (2) of the upper end portion that is arranged on described frame (1), be arranged on the inner buffer air bag (5) of described frame (1), described buffer air bag (5) is fixed on the described buffer air bag fixed base (2) by buffer air bag mouth (6), be arranged on described buffer air bag fixed base (2) pressure inside sensor (7), be provided with the passage that runs through in the described buffer air bag fixed base (2), described pressure transducer (7) is connected with the external treatment system by the cable (9) that passes described passage.
2. pressure measurement buffer as claimed in claim 1 is characterized in that, described buffer air bag (5) accounts for 1/2～4/5 size of the inner space volume of described frame (1).
3. pressure measurement buffer as claimed in claim 2 is characterized in that, described buffer air bag (5) accounts for 3/4 size of the inner space volume of described frame (1).
4. pressure measurement buffer as claimed in claim 2 is characterized in that, described frame (1) is formed by plastics, organic resin material or metallic material.
5. as claim 2, one of 4 described pressure measurement buffers, it is characterized in that described buffer air bag (5) is formed by elastic material.
6. pressure measurement buffer as claimed in claim 5 is characterized in that, described buffer air bag (5) is formed by rubber, plastics or organic resin material.
7. pressure measurement buffer as claimed in claim 6 is characterized in that, also comprises the wiring base (8) that is arranged on described buffer air bag fixed base (2) upper end, and described cable (9) is connected with the external treatment system by described wiring base (8).
8. pressure measurement buffer as claimed in claim 7 is characterized in that, the suction port of described pressure measurement buffer (3) is connected with air pump, and the pressure that wherein said air pump produced is between 3KPa～7KPa.
9. pressure measurement buffer as claimed in claim 8 is characterized in that the pressure that described air pump produced is at 3.5KPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020533192XU CN201771726U (en) | 2010-09-17 | 2010-09-17 | Pressure measurement buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020533192XU CN201771726U (en) | 2010-09-17 | 2010-09-17 | Pressure measurement buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201771726U true CN201771726U (en) | 2011-03-23 |
Family
ID=43751572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020533192XU Expired - Fee Related CN201771726U (en) | 2010-09-17 | 2010-09-17 | Pressure measurement buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201771726U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216437A (en) * | 2013-03-29 | 2013-07-24 | 合肥通用机械研究院 | Gas buffer for compressor testing device |
| CN109855818A (en) * | 2019-04-09 | 2019-06-07 | 湖南普奇地质勘探设备研究院（普通合伙) | Pressure pipeline leak source positioning device with pooling feature, system and method |
-
2010
- 2010-09-17 CN CN201020533192XU patent/CN201771726U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216437A (en) * | 2013-03-29 | 2013-07-24 | 合肥通用机械研究院 | Gas buffer for compressor testing device |
| CN103216437B (en) * | 2013-03-29 | 2016-05-18 | 合肥通用机械研究院 | For the gas cushion of compressor test unit |
| CN109855818A (en) * | 2019-04-09 | 2019-06-07 | 湖南普奇地质勘探设备研究院（普通合伙) | Pressure pipeline leak source positioning device with pooling feature, system and method |
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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: 20110323 Termination date: 20110917 |