CN101249340A - Self control type pumping filter - Google Patents
Self control type pumping filter Download PDFInfo
- Publication number
- CN101249340A CN101249340A CNA2008100148893A CN200810014889A CN101249340A CN 101249340 A CN101249340 A CN 101249340A CN A2008100148893 A CNA2008100148893 A CN A2008100148893A CN 200810014889 A CN200810014889 A CN 200810014889A CN 101249340 A CN101249340 A CN 101249340A
- Authority
- CN
- China
- Prior art keywords
- suction filtration
- filter
- vacuum
- filtration jar
- switch
- 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.)
- Granted
Links
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention provides a self-control filter, which is characterized in that a filtration container is a filtration tank which is made of metal or PVC material, a filter holder is arranged above the filtration tank, the outlet of the filter holder is connected into the filtration tank by a switch valve, a vacuum pump connector, a vacuum degree automatic regulating valve and an exhaust valve are arranged on the filtration tank, the extraction port of a vacuum pump is connected with the vacuum pump connector on the filtration tank, the lower part of the filtration tank is provided with a water drainage valve, a liquid level switch is arranged on the upper part of the inner side wall of the filtration tank, and the liquid level switch is connected in a control circuit of the vacuum pump by a cable. When the liquid level in the filtration tank is increased to drive the liquid level switch to act, the vacuum pump stops the operation so as to prevent the filtered liquid from entering the vacuum pump, the vacuum degree can be adjusted automatically, the whole filter is an integrated structure, the filtration tank is made of metal or PVC material, the filter is difficult to be crushed and has simple operation, convenient carrying and maintenance.
Description
Technical field
The present invention is a kind of water analysis testing equipment, is a kind of self control type pumping filter specifically.
Background technology
Suction filtration seawater and fresh water sample are to carry out the essential sampling means of research such as ocean and inland waters primary productivity, phytoplankton pigment, hydrochemical analyse.The suction filtration device that generally uses is with vavuum pump, glass bottle,suction, nutsch filter frame, filter at present, is formed by connecting with the pressure-resistant rubber flexible pipe.There is following problem in this device:
1, the suction filtration container mostly is glassware, is easy to cause impact failure, often causes the fragmentation of glass bottle,suction because of rocking of boats and ships during field sampling especially at sea;
2, other materials such as vinyon or metallic article enter vavuum pump and cause vavuum pump to damage or burn because of be difficult for observing water that liquid level causes suction filtration to cross easily;
3, vacuum can not be regulated automatically, causes the excessive easy generation experimental error of negative pressure, and for example phytoplankton pigment analysis sample easily causes phytoplankton clasmatosis when negative pressure surpasses 0.05Mpa, and pigment runs off;
4, parts are scattered, carry and operate inconvenience.
The existence of the problems referred to above has directly influenced the accuracy of test, causes finishing test when serious.How to address the above problem, caused the common concern of vast researcher, along with the development to scientific research of seas, oceanographic survey increases day by day, for satisfying the demand of many research fields to the suction filtration water sample, it is very necessary to study a kind of easy, safe and reliable novel nutsch filter.
Summary of the invention
The objective of the invention is the deficiency at the prior art existence, a kind of self control type pumping filter is provided, vacuum can be regulated automatically, can prevent that suction filtration water from entering vavuum pump, and is safe and reliable, compact conformation, operation, easy to carry.
The objective of the invention is to be achieved through the following technical solutions: a kind of self control type pumping filter, comprise the suction filtration container, filter, the filter seat, vavuum pump and connecting line, it is characterized in that: described suction filtration container is the suction filtration jar of being made by metal or PVC material, the filter seat is installed in the top of suction filtration jar, the outlet of filter seat is connected in the suction filtration jar by switch valve, on the suction filtration jar vacuum pump adapter is installed, the vacuum automatic regulating valve, vent valve, the bleeding point of vavuum pump is connected to the vacuum pump adapter on the suction filtration jar, the bottom of suction filtration jar is equipped with discharging valve, the madial wall top of suction filtration jar is equipped with liquid-level switch, and liquid-level switch is connected in the control circuit of vavuum pump by cable.
To improvement of the technical scheme: described filter seat is at least 3, the outlet of each filter seat switch valve by separately respectively is connected in the filter pipe, filter Guan Yiduan sealing, the other end is connected in the suction filtration jar with tube connector, filter seat, the effective support of filter be installed in the suction filtration jar above.
To further improvement in the technical proposal: described suction filtration jar is horizontal, and described filter seat divides two rows axially to be symmetrical arranged along the suction filtration jar, and every scavenge filter seat is at least 3.
First of control circuit kind of concrete scheme in the technique scheme: described liquid-level switch is the closed type switch, control circuit comprises vacuum-pump power supply socket, residual current action breaker, be connected to electric network source by residual current action breaker after liquid-level switch is connected with the vacuum-pump power supply socket, the vacuum-pump power supply line is connected to the vacuum-pump power supply socket.
Second of control circuit kind of concrete scheme in the technique scheme: described liquid-level switch is the open type switch, control circuit comprises the vacuum-pump power supply socket, residual current action breaker, buzzer and auxiliary reclay, liquid-level switch is connected in the current supply circuit of auxiliary reclay, first normally-closed contact of auxiliary reclay is connected in the current supply circuit of vacuum-pump power supply socket, buzzer be connected to power supply after the normally opened contact of auxiliary reclay is connected, the current supply circuit of vacuum-pump power supply socket current supply circuit and auxiliary reclay is connected to electric network source by a residual current action breaker.
Improvement to second kind of concrete scheme of above-mentioned control circuit: described switch valve and discharging valve are motor-driven valve, the cable of described motor-driven valve is connected to control circuit, the cable of each motor-driven valve is all connected back respectively and is connect with selector switch separately, second normally-closed contact of auxiliary reclay is connected in the current supply circuit of motor-driven valve.
To further improvement in the technical proposal: the main electrical part of described control single channel all is installed in the housing, vacuum-pump power supply socket and motor-driven valve selector switch are installed on the guidance panel of housing, guidance panel installs waterproof membrane additional, described housing is installed in a side of suction filtration jar by control circuit shell flange and sealing gasket, and the opposite side of suction filtration jar is equipped with seal cover.
The present invention compared with prior art has the following advantages and good effect:
1, the suction filtration container adopts metal or PVC material to make, and is assembled into integral structure with miscellaneous part, has overcome the frangible and shortcomings such as parts are scattered, operation inconvenience of glass suction filtration container in traditional suction filtration method, has improved operating efficiency;
2, vacuum can be regulated automatically, has improved the degree of accuracy of test;
3, has automatic control function; when the water level in the suction filtration container arrives desired location; by liquid-level switch control vavuum pump autostop; and can close filter seat switch valve automatically; stop suction filtration water and entered vavuum pump, safe and reliable, the useful life that has prolonged vavuum pump; and the experimenter obtain to a certain extent liberation, can take into account other experimental works.
4, rational in infrastructure, compact, be easy to carry.
Description of drawings
Fig. 1 is the overall structure profile of a kind of self control type pumping filter of the present invention;
Fig. 2 is the left view of a kind of self control type pumping filter suction filtration of the present invention tank body;
Fig. 3 is the partial structurtes vertical view of a kind of self control type pumping filter suction filtration of the present invention tank body;
Fig. 4 is the circuit diagram of first kind of embodiment of a kind of self control type pumping filter control circuit of the present invention;
Fig. 5 is the circuit diagram of second kind of embodiment of a kind of self control type pumping filter control circuit of the present invention.
The specific embodiment
Referring to Fig. 1-Fig. 4, the embodiment of a kind of self control type pumping filter of the present invention, mainly form by suction filtration container 2, filter, filter seat 7, vavuum pump 28 and control circuit, suction filtration container 2 is horizontal suction filtration jars 2 of being made by metal or PVC or plastics, 7 minutes two rows of described filter seat axially are symmetricly set on suction filtration jar 2 tops along suction filtration jar 2, and every scavenge filter seat 7 is at least 3.The outlet of every scavenge filter seat 7 switch valve 6 by separately respectively is connected in the corresponding filter pipe 10, the sealing of filter pipe 10 1 ends, filter pipe 10 other ends are connected in the suction filtration jar 2 with tube connector 3, filter seat 7, filter pipe 10 usefulness supports 4 be installed in suction filtration jar 2 above.Vacuum pump adapter 5 is installed on the suction filtration jar 2, vacuum automatic regulating valve 9, vent valve 11, the bleeding point of vavuum pump 28 is connected to the vacuum pump adapter 5 on the suction filtration jar 2, the bottom of tank body 2 is equipped with discharging valve 8, the madial wall top of suction filtration jar 2 is equipped with closed type liquid-level switch 12, two cables of liquid-level switch 12 are connected to by vacuum-pump power supply socket 21, the control circuit that residual current action breaker K1 forms, after connecting with vacuum-pump power supply socket 21, liquid-level switch 12 is connected to electric network source by residual current action breaker K1, the bleeding point of vavuum pump 28 is connected to the vacuum pump adapter 5 on the suction filtration jar 2, and vavuum pump 28 power lines are connected to vacuum-pump power supply socket 21.
Above-mentioned liquid-level switch 12 can be side-mounted float switch, closed type is to utilize the liquid buoyancy principle, when ball float moves up and down because of buoyancy, magnetic reed switch (or microswitch) in the terminal box is subjected to the influence of arm end magnet, and does the exchange of " NC " contact and " NO " contact.The ball float gravitate is sagging, switch closure, and vavuum pump 28 is connected electric network source; State is lifted in the buoyancy of ball float liquid body, and switch disconnects, and vavuum pump 28 disconnects electric network source.
Fig. 5 is another embodiment of control circuit, liquid-level switch 12 adopts side-mounted float switch, open in usual, and be connected in the current supply circuit of auxiliary reclay J, the first normally-closed contact J-1 of auxiliary reclay 29 is connected in the current supply circuit of vacuum-pump power supply socket 21, buzzer 27 be connected to power supply after the normally opened contact J-3 of auxiliary reclay 29 connects, the current supply circuit 25 of vacuum-pump power supply socket current supply circuit 24 and auxiliary reclay is connected to electric network source by a residual current action breaker K1.When described switch valve 6 and discharging valve 8 employing motor-driven valves, their cable is connected to control circuit, the cable of each motor-driven valve 6,8 is all connected back respectively and is connect with selector switch 30 separately, the second normally-closed contact J-2 of auxiliary reclay 29 is connected in the current supply circuit 26 of motor-driven valve.
For ease of installing or carrying, the both sides of suction filtration jar 2 are designed to the gable structure, and as shown in Figure 2, wherein Mi Feng a side has mounting flange 13, and the other end is equipped with seal cover 1.In Fig. 4 and the described embodiment of Fig. 5, the main electrical part 18 of control circuit is all installed on the circuit board 19, circuit board 19 usefulness support columns 17 are installed in the housing 16, vacuum-pump power supply socket 21 and motor-driven valve selector switch 30 are installed on the guidance panel 23 of housing 16, the cable 20 of vacuum-pump power supply socket 21 is received on the circuit board 19, and housing 16 is installed in the side that suction filtration jar 2 has mounting flange 13 by control circuit shell flange 14.For preventing that infiltration from causing electric leakage, guidance panel 23 installs waterproof membrane additional, and vacuum-pump power supply socket 21 installs waterproof cover 22 additional, adds sealing gasket 15 between the housing 16 of control circuit and the suction filtration jar 2, and each pipe joint is made waterproof sealing and handled.
When the described embodiment of Fig. 4 uses, in each filter seat 7, insert filter, close filter switch valve 6 earlier, open discharging valve 8, close discharging valve 8 after the surplus liquid emptying with suction filtration jar 2 inside.In filter, add sample, open filter switch valve 6, connect power supply, sagging at the stage at the beginning of suction filtration liquid-level switch owing to gravity effect ball float 12, switch is in the running of closure state vavuum pump and makes and produces negative pressure in the suction filtration jar 2, liquid under suction function in the filter sees through filter membrane in filter pipe 10 enters suction filtration jar 2, the liquid levels that carry out in the suction filtration jar 2 of testing along with suction filtration raise gradually, liquid-level switch disconnects when the liquid level rising is lifted the ball float 12 of liquid-level switch, and vavuum pump 28 shuts down.
When the described embodiment of Fig. 5 uses, in each filter seat 7, insert filter, close filter switch valve 6 earlier, open discharging valve 8, close discharging valve 8 after the surplus liquid emptying with suction filtration jar 2 inside.In filter, add sample, open filter switch valve 6, connect power supply.Sagging at the stage at the beginning of suction filtration liquid-level switch owing to gravity effect ball float, switch is in off-state, auxiliary reclay 29 no powers, its first normally-closed contact J-1 remains closed, vavuum pump 28 runnings also make generation negative pressure in the suction filtration jar 2, liquid under suction function in the filter sees through filter membrane in the filter pipe enters suction filtration jar 2, the liquid levels that carry out in the suction filtration jar 2 of testing along with suction filtration raise gradually, switch cuts out when the liquid level rising is lifted the ball float 12 of liquid-level switch, auxiliary reclay 29 energisings, its first normally-closed contact J-1 disconnects, vavuum pump 28 shuts down, and the normally opened contact J-3 of auxiliary reclay 29 connects simultaneously, buzzer 27 energising sounding reminding operators, filter seat switch valve 6 cuts out simultaneously, has avoided vavuum pump 28 not stop transport changeing causing the liquid of suction filtration to enter vavuum pump 28.
The ability that vacuumizes because of vavuum pump 28 is constant, negative pressure in the suction filtration process in the suction filtration jar 2 can increase along with the rising of liquid level, can regulate the negative pressure value that vacuum automatic regulating valve 9 guarantees that the negative regulation in the suction filtration jar 2 is being set in whole suction filtration process this moment.Can open suction filtration can end 1 in case of necessity and clean suction filtration jar 2.
Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention is not limited to above-mentioned giving an example, those skilled in the art, and in essential scope of the present invention, the variation of making, remodeling, interpolation or replacement all should belong to protection scope of the present invention.
Claims (8)
1. self control type pumping filter, comprise the suction filtration container, filter, the filter seat, vavuum pump and connecting line, it is characterized in that: described suction filtration container is the suction filtration jar of being made by metal or PVC material, the filter seat is installed in the top of suction filtration jar, the outlet of filter seat is connected in the suction filtration jar by switch valve, on the suction filtration jar vacuum pump adapter is installed, the vacuum automatic regulating valve, vent valve, the bleeding point of vavuum pump is connected to the vacuum pump adapter on the suction filtration jar, the bottom of suction filtration jar is equipped with discharging valve, the madial wall top of suction filtration jar is equipped with liquid-level switch, and liquid-level switch is connected in the control circuit of vavuum pump by cable.
2. according to the described self control type pumping filter of claim 1, it is characterized in that: described filter seat is at least 3, the outlet of each filter seat switch valve by separately respectively is connected in the filter pipe, filter Guan Yiduan sealing, the other end is connected in the suction filtration jar with tube connector, filter seat, the effective support 4 of filter be installed in the suction filtration jar above.
3. according to claim 1 or 2 described self control type pumping filters, it is characterized in that: described suction filtration jar is horizontal, and described filter seat divides two rows axially to be symmetrical arranged along the suction filtration jar, and every scavenge filter seat is at least 3.
4. according to claim 1 or 2 described self control type pumping filters, it is characterized in that: described liquid-level switch is the closed type switch, control circuit comprises vacuum-pump power supply socket, residual current action breaker, be connected to electric network source by residual current action breaker after liquid-level switch is connected with the vacuum-pump power supply socket, the vacuum-pump power supply line is connected to the vacuum-pump power supply socket.
5. according to claim 1 or 2 described self control type pumping filters, it is characterized in that: described liquid-level switch is the open type switch, control circuit comprises the vacuum-pump power supply socket, residual current action breaker, buzzer and auxiliary reclay, liquid-level switch is connected in the current supply circuit of auxiliary reclay, first normally-closed contact of auxiliary reclay is connected in the current supply circuit of vacuum-pump power supply socket, buzzer be connected to power supply after the normally opened contact of auxiliary reclay is connected, the current supply circuit of vacuum-pump power supply socket current supply circuit and auxiliary reclay is connected to electric network source by a residual current action breaker.
6. according to the described self control type pumping filter of claim 5, it is characterized in that: described switch valve and discharging valve are motor-driven valve, the cable of described motor-driven valve is connected to control circuit, the cable of each motor-driven valve is all connected back respectively and is connect with selector switch separately, second normally-closed contact of auxiliary reclay is connected in the current supply circuit of motor-driven valve.
7. according to the described self control type pumping filter of claim 4, it is characterized in that: the electrical part of described control single channel all is installed in the housing, vacuum-pump power supply socket and motor-driven valve selector switch are installed on the guidance panel of housing, guidance panel installs waterproof membrane additional, described housing is installed in a side of suction filtration jar by control circuit shell flange and sealing gasket, and the opposite side of suction filtration jar is equipped with seal cover.
8. according to the described self control type pumping filter of claim 6, it is characterized in that: the main electrical part of described control single channel all is installed in the housing, vacuum-pump power supply socket and motor-driven valve selector switch are installed on the guidance panel of housing, guidance panel installs waterproof membrane additional, described housing is installed in a side of suction filtration jar by control circuit shell flange and sealing gasket, and the opposite side of suction filtration jar is equipped with seal cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100148893A CN101249340B (en) | 2008-03-24 | 2008-03-24 | Self control type pumping filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100148893A CN101249340B (en) | 2008-03-24 | 2008-03-24 | Self control type pumping filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101249340A true CN101249340A (en) | 2008-08-27 |
| CN101249340B CN101249340B (en) | 2010-06-16 |
Family
ID=39953045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100148893A Expired - Fee Related CN101249340B (en) | 2008-03-24 | 2008-03-24 | Self control type pumping filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101249340B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618941A (en) * | 2016-01-29 | 2016-06-01 | 广东正业科技股份有限公司 | Laser processing equipment and laser processing equipment circuit |
| CN109351029A (en) * | 2018-12-12 | 2019-02-19 | 宁波上航测绘有限公司 | A kind of automatic suction water system of muddy water filtering |
| CN109529429A (en) * | 2019-01-18 | 2019-03-29 | 山东省物化探勘查院 | Water-soluble salts total amount measurement leachate filters instrument and working method automatically |
| CN109351029B (en) * | 2018-12-12 | 2024-06-07 | 宁波上航测绘有限公司 | Automatic water sucking and draining system for muddy water filtration |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI620702B (en) * | 2017-01-06 | 2018-04-11 | Vacuum floater control system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003299914A (en) * | 2002-04-10 | 2003-10-21 | Matsushita Electric Ind Co Ltd | Liquid filter apparatus |
| CN2661281Y (en) * | 2003-12-01 | 2004-12-08 | 株洲硬质合金集团有限公司 | Vacuum pumping and filtering device |
| CN100364637C (en) * | 2006-03-18 | 2008-01-30 | 沈佳特 | Intelligent vacuum filtering instrument and its control method |
| CN201177579Y (en) * | 2008-03-24 | 2009-01-07 | 中国水产科学研究院黄海水产研究所 | Automatic control type pumping filter |
-
2008
- 2008-03-24 CN CN2008100148893A patent/CN101249340B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618941A (en) * | 2016-01-29 | 2016-06-01 | 广东正业科技股份有限公司 | Laser processing equipment and laser processing equipment circuit |
| CN105618941B (en) * | 2016-01-29 | 2017-11-17 | 广东正业科技股份有限公司 | Laser process equipment and laser process equipment circuit |
| CN109351029A (en) * | 2018-12-12 | 2019-02-19 | 宁波上航测绘有限公司 | A kind of automatic suction water system of muddy water filtering |
| CN109351029B (en) * | 2018-12-12 | 2024-06-07 | 宁波上航测绘有限公司 | Automatic water sucking and draining system for muddy water filtration |
| CN109529429A (en) * | 2019-01-18 | 2019-03-29 | 山东省物化探勘查院 | Water-soluble salts total amount measurement leachate filters instrument and working method automatically |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101249340B (en) | 2010-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201177579Y (en) | Automatic control type pumping filter | |
| CN101249340B (en) | Self control type pumping filter | |
| CN104502149A (en) | Closed type seawater sampling system | |
| CN110632268A (en) | Dive formula wisdom water utilities monitoring front end equipment | |
| CN112253229B (en) | Automatic negative-pressure continuous water drainage device for gas extraction pipeline and use method | |
| CN201999379U (en) | Water-storing water-transporting device matched with water purifier for use | |
| CN201962737U (en) | Intelligent negative pressure suppressing directly-connected water supply equipment | |
| CN202012101U (en) | Air purification type negative pressure suppressing direct connecting water supply apparatus | |
| CN212818293U (en) | Water cutting device | |
| CN210599083U (en) | Negative pressure full-automatic slag and water discharging device | |
| CN202672237U (en) | Intelligent full-sealed pollution-free box type negative pressure restraining water supply equipment | |
| CN2866638Y (en) | Whole closed integral pack-pressing non-negative pressure water supply equipment | |
| CN1718949A (en) | Automatic water supply tank | |
| CN101201361A (en) | Gas-liquid insulation device for storing liquid | |
| CN221061820U (en) | Totally-enclosed dehydration system | |
| CN2438751Y (en) | Non-negative pressure pipe network pressure boost steady flow water supply equipment | |
| CN219930270U (en) | Electrolytic bath flushing device | |
| CN111458193B (en) | Self-control satellite positioning sea surface water production oil extraction device | |
| CN219858616U (en) | Self-resistance type funnel device | |
| CN204314102U (en) | A kind of water sampler | |
| CN219472444U (en) | Siphon subassembly and filtering pond structure | |
| CN212417090U (en) | Liquid separating device for production of parathion | |
| CN104775475B (en) | For the water system of well | |
| CN104805887B (en) | Be applicable to the intelligent water system of well | |
| CN220433005U (en) | Intelligent alkali supplementing device for alkaline water electrolysis hydrogen production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20100616 Termination date: 20120324 |