CN105545705B - A kind of electronic automatic drainer - Google Patents
A kind of electronic automatic drainer Download PDFInfo
- Publication number
- CN105545705B CN105545705B CN201610094857.3A CN201610094857A CN105545705B CN 105545705 B CN105545705 B CN 105545705B CN 201610094857 A CN201610094857 A CN 201610094857A CN 105545705 B CN105545705 B CN 105545705B
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- CN
- China
- Prior art keywords
- liquid level
- impeller
- circuit
- magnetic valve
- discharge outlet
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The present invention relates to a kind of electronic automatic drainer, including：It is made up of side wall and bottom, the body of upper end open, cover the capping in body openings, positioned at the air inlet of body side wall upper part, positioned at the drainpipe of this external one end connection body lower sidewall, magnetic valve on drainpipe, the liquid level sensor being fixed in capping, the control circuit in cavity formed installed in capping.Control circuit is connected with liquid level sensor and magnetic valve.When liquid level reaches the upper limit or the lower position of setting, control circuit output control signal is switched on or switched off the power supply of magnetic valve, water trap is automatically begun to or stop draining.Discharge outlet is less than set draining lower position, liquid level is consistently higher than the peak of discharge outlet, solves existing water trap leakage problem.The impeller of water trap bottom is rotated under the drive of water, stirs the dirt for being deposited on bottom, and dirt is discharged together with water, solves the problems, such as that drainage channel existing for existing water trap easily blocks.
Description
Technical field
The invention belongs to compressed air system technical field, and in particular to one kind is used for condensed water in compressed air system
The electronic automatic drainer of (liquid) draining.
Background technology
Condensed water drainer in compressed air system is used for the discharge of condensed water in humid air, and ensures condensed water elimination
While will not cause the leakage of compressed gas.At present, the condensed water drainer of in the market mainly has mechanical and two kinds of induction type.
Often there is the phenomenon of drainage procedure gas leakage or not draining in actual application in both water traps.
AD402 type water traps are a kind of conventional mechanical water traps.Condensed water enters container, valve element from import during work
Open, gas circuit communicates with film valve block epicoele, film valve block upper and lower cavity is filled with pressure.Formed because pressure application surface accumulates different
Film valve block upper and lower surface pressure difference, this pressure difference can make film valve block and sealing valve port.Problems be present in this structure：First, condensed water enters
Husky net filtration is first passed through after entering water trap, this filter screen needs periodically manually to be cleaned, and easily obstruction；Second, control-rod and inner chamber
Docking dislocation easily occurs for intake valve junction, so as to cause the phenomenon of not draining and gas leakage.
The utility model patent of Application No. 201120007214.3 discloses a kind of capacitor induction type automatic water trap, bag
Include controller, water trap housing and control valve group；Container is provided with water trap housing, what is set on water trap housing enters
Mouth, air inlet pipe and drainpipe are connected with container respectively；Capacitance type sensor is provided with container；Control valve group includes interior set
The valve body of cavity, the valve seat of valve seat through-hole is provided with cavity, is respectively equipped with valve element and film from top to bottom in upper plenum
Valve block；Drainpipe is connected with valve seat through-hole, and air inlet pipe is connected with upper plenum.Problem be present in it：Dirt in condensed water
Easily be deposited on water trap intracavity bottom can not draining, accumulate over a long period and easily cause the obstruction of drainage channel.
The content of the invention
In order to solve gas leakage present in existing condensed water drainer and not draining phenomenon, the present invention provides a kind of condensed water
(liquid) electronic automatic drainer.
To reach above-mentioned purpose, the present invention adopts the following technical scheme that：
A kind of electronic automatic drainer, including：It is made up of side wall and bottom, upper end open, the sheet for holding condensed water
Body, the capping in the opening of the body is covered, positioned at the air inlet of body side wall upper part, positioned at the body lower sidewall
Discharge outlet, the drainpipe external, one end connects the discharge outlet positioned at described, the electromagnetism on the drainpipe
Valve, the liquid level sensor being fixed in the capping, the control circuit in cavity formed installed in the capping.The control
Circuit is connected respectively with liquid level sensor and magnetic valve.When liquid level reaches the upper limit or the lower position of setting, the control circuit
The electric signal corresponding with height of liquid level exported according to the liquid level sensor, output control signal are switched on or switched off the electromagnetism
The power supply of valve, the water trap is set to start or stop draining.
Further, the water trap also includes the impeller installed in the body bottom portion, band of the impeller in water during draining
Dynamic lower rotation, stirs the dirt for being deposited on bottom, dirt is discharged together with water.
Further, the impeller includes impeller middle spindle, impeller inner ring, the impeller outer ring integral with blade and impeller
Sealing gasket.
Further, the control circuit includes comparator circuit and on-off circuit.Liquid level rises to the upper limit of setting
When putting, comparator circuit exports high level signal to on-off circuit, on-off circuit and connects the power supply of the magnetic valve；Liquid level
When dropping to the lower position of setting, comparator circuit exports low level signal to on-off circuit, on-off circuit and disconnects the electricity
The power supply of magnet valve.
Further, the liquid level sensor is that isolated form spreads silicon-sensitive element or ceramic capacitive pressure sensitive sensor
Manufactured static liquid level gauge, 1~5V DC voltages are exported when liquid level changes.
Further, the lower position of liquid level is higher than discharge outlet, and gas is condensed water-stop in the water trap.
Further, this body sidewall also includes one and the discharge outlet is in sustained height, the standby row of size identical
The mouth of a river.
Compared with prior art, the present invention has advantages below：
(1) present invention makes liquid level be opened when rising to upper limit position by setting liquid level sensor, magnetic valve and control circuit
Beginning draining, liquid level stop draining when dropping to lower position, realize Auto-drainage.
(2) discharge outlet of water trap of the present invention is less than set draining lower position, liquid level is consistently higher than row
The peak at the mouth of a river, solves leakage problem existing for existing water trap.
(3) the bottom installation impeller of water trap of the present invention, impeller rotates under the drive of water during draining, stirs deposition
Dirt in bottom, dirt is discharged together with water, solve the problems, such as that drainage channel existing for existing water trap easily blocks.
Brief description of the drawings
Fig. 1 is the schematic perspective view of electronic automatic drainer；
Fig. 2 is main view (perspective) figure of electronic automatic drainer；
Fig. 3 is the schematic perspective view of impeller.
In figure：1- bodies, 2- cappings, 3- drainpipes, 31- discharge outlet, the standby discharge outlet of 32-, 4- magnetic valves, 5- air inlets
Mouthful, 6- liquid level sensors, 7- impellers, 71- impeller middle spindles, 72- impeller inner rings, 73- impeller seals pads, 74- impellers outer ring, 8-
Control circuit.
Embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
A kind of electronic automatic drainer, form as shown in Figure 1, 2, 3, including：Be made up of side wall and bottom, upper end open,
For holding the body 1 of condensed water, the capping 2 in the opening of the body 1 is covered, positioned at the air inlet of the side wall upper part of body 1
Mouth 5, positioned at the discharge outlet 31 of the lower sidewall of body 1, positioned at the row that the body 1 is outer, one end connects the discharge outlet 31
Water pipe 3, the magnetic valve 4 on the drainpipe 3, the liquid level sensor 6 being fixed in the capping 2, installed in described
The control circuit 8 in cavity that capping 2 is formed.The control circuit 8 is connected respectively with liquid level sensor 6 and magnetic valve 4.Liquid level
When reaching the upper limit or the lower position of setting, the control circuit 8 exported according to the liquid level sensor 6 with height of liquid level pair
The electric signal answered, output control signal are switched on or switched off the power supply of the magnetic valve, the water trap is started or is stopped
Draining.
The water trap also includes the impeller 7 installed in the bottom of body 1.During draining, the liquid level pressure difference up and down of impeller 7
Caused pressure official post impeller 7 is rotated, and stirs the dirt for being deposited on bottom, and dirt is discharged together with water.Solves existing row
The problem of drainage channel easily blocks existing for hydrophone.
The impeller 7 includes impeller middle spindle 71, impeller inner ring 72, the impeller outer ring 74 integral with blade and impeller seals
Pad 73.
The control circuit 8 includes comparator circuit and on-off circuit.When liquid level rises to the upper limit position of setting, liquid
The voltage that level sensor 6 exports exceedes the upper limit threshold of comparator circuit setting, and comparator circuit exports high level signal to opening
Powered-down road, on-off circuit are connected, and the power supply of the magnetic valve 4 adds to magnetic valve 4 by on-off circuit；Liquid level, which drops to, to be set
During fixed lower position, comparator circuit 8 exports low level signal to on-off circuit, on-off circuit and disconnects the magnetic valve 4
Power supply.
The liquid level sensor 6 is used for output size d. c. voltage signal corresponding with height of liquid level.The present embodiment uses
Called putting-into-type liquid level meter.Called putting-into-type liquid level meter is advanced based on the surveyed fluid pressure principle proportional to the depth of the liquid, use
Isolated form diffusion silicon-sensitive element or ceramic capacitive pressure sensitive sensor be made, static pressure is converted into electric signal, then
By temperature-compensating and linearity correction, 1~5V direct current signals are changed into.
The lower position of liquid level is higher than discharge outlet 31.When so setting can make draining to minimum liquid level, liquid level is still high
In the peak of discharge outlet 31, gas is condensed water-stop in water trap, solves leakage problem existing for existing water trap.
The side wall of body 1 also includes one and is in sustained height, the standby discharge outlet of size identical with the discharge outlet 31.
The invention is not restricted to above-mentioned embodiment, made any to above-mentioned embodiment aobvious of those skilled in the art and
The improvement or change being clear to, all without the design beyond the present invention and the protection domain of appended claims.
Claims (4)
1. a kind of electronic automatic drainer, it is characterised in that the water trap includes：Be made up of side wall and bottom, upper end open,
For holding the body (1) of condensed water, the capping (2) in the opening of the body (1) is covered, positioned at the body (1) side
The air inlet (5) on wall top, positioned at the discharge outlet (31) of the body (1) lower sidewall, positioned at the body (1) outside, one end
The drainpipe (3) of the discharge outlet (31) is connected, the magnetic valve (4) on the drainpipe (3), is fixed on the capping
(2) liquid level sensor (6) on, the control circuit (8) in cavity formed installed in the capping (2)；The control circuit
(8) it is connected respectively with the liquid level sensor (6) and the magnetic valve (4)；When liquid level reaches the upper limit or the lower position of setting,
The electric signal corresponding with height of liquid level that the control circuit (8) exports according to the liquid level sensor (6), output control signal
It is switched on or switched off the power supply of the magnetic valve (4), the water trap is started or stop draining；Body (1) side wall is also wrapped
Include one and be in sustained height, the standby discharge outlet of size identical (32) with the discharge outlet (31)；The water trap also includes
Impeller (7) installed in the body (1) bottom, the impeller (7) rotates under the drive of water during draining, stirs and is deposited on bottom
The dirt in portion, dirt is discharged together with water；The impeller (7) includes impeller middle spindle (71), impeller inner ring (72) and blade
The impeller outer ring (74) of one and impeller seals pad (73).
2. electronic automatic drainer according to claim 1, it is characterised in that the control circuit (8) includes comparator
Circuit and on-off circuit；When liquid level rises to the upper limit position of setting, the comparator circuit exports high level signal to described
On-off circuit, the on-off circuit connect the power supply of the magnetic valve (4)；When liquid level drops to the lower position of setting,
The comparator circuit exports low level signal to the on-off circuit, the on-off circuit and disconnects the confession of the magnetic valve (4)
Power supply.
3. electronic automatic drainer according to claim 1, it is characterised in that the liquid level sensor (6) is isolated form
Static liquid level gauge made of silicon-sensitive element or ceramic capacitive pressure sensitive sensor is spread, it is straight that 1~5V is exported when liquid level changes
Flow voltage.
4. electronic automatic drainer according to claim 1, it is characterised in that the lower position of liquid level is higher than discharge outlet
(31), gas is condensed water-stop in the water trap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610094857.3A CN105545705B (en) | 2016-02-19 | 2016-02-19 | A kind of electronic automatic drainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610094857.3A CN105545705B (en) | 2016-02-19 | 2016-02-19 | A kind of electronic automatic drainer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105545705A CN105545705A (en) | 2016-05-04 |
| CN105545705B true CN105545705B (en) | 2018-04-06 |
Family
ID=55825159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610094857.3A Active CN105545705B (en) | 2016-02-19 | 2016-02-19 | A kind of electronic automatic drainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105545705B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889027A (en) * | 2016-05-26 | 2016-08-24 | 天能电池(芜湖)有限公司 | Automatic water tank drainage device for air compressor |
| CN110529723A (en) * | 2019-08-27 | 2019-12-03 | 大唐陕西发电有限公司 | A kind of automatic control compressed air steam trap connection |
| CN112945349A (en) * | 2021-02-03 | 2021-06-11 | 浙江厚德气动元件有限公司 | Pneumatic triple piece of automatic drainage of real-time supervision water level |
| CN113639119B (en) * | 2021-10-14 | 2021-12-10 | 启东市昶鑫环保设备有限公司 | Pipe fitting connecting device for drainer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202493894U (en) * | 2012-01-19 | 2012-10-17 | 朱启兵 | Drainer without air consumption |
| CN203189235U (en) * | 2013-03-20 | 2013-09-11 | 能扬兴业有限公司 | Cooling water discharging device of air compressor system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4771825B2 (en) * | 2006-02-17 | 2011-09-14 | 北越工業株式会社 | Circulating water exchanging method and circulating water exchanging apparatus in water circulation type compressor |
| CN201739132U (en) * | 2010-08-06 | 2011-02-09 | 上海石大机电有限公司 | Automatic drainer without gas consumption |
| CN203051035U (en) * | 2012-11-30 | 2013-07-10 | 广州黄岩机电科技有限公司 | Automatic drainage device of air condition compressor |
| CN203979879U (en) * | 2014-07-17 | 2014-12-03 | 上海大众祥源动力供应有限公司 | Self-draining air compressor caisson |
| CN105020125A (en) * | 2015-06-26 | 2015-11-04 | 南京格瑞森节能设备有限公司 | Automatic drainage control system of air compressor |
| CN204985943U (en) * | 2015-08-28 | 2016-01-20 | 上海士诺科技有限公司 | Energy -conserving electron drain valve |
| CN204986372U (en) * | 2015-09-15 | 2016-01-20 | 王云涛 | Steam trap |
| CN205370908U (en) * | 2016-02-19 | 2016-07-06 | 北京丰电科技股份有限公司 | Electron automatic drainage ware |
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2016
- 2016-02-19 CN CN201610094857.3A patent/CN105545705B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202493894U (en) * | 2012-01-19 | 2012-10-17 | 朱启兵 | Drainer without air consumption |
| CN203189235U (en) * | 2013-03-20 | 2013-09-11 | 能扬兴业有限公司 | Cooling water discharging device of air compressor system |
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| Publication number | Publication date |
|---|---|
| CN105545705A (en) | 2016-05-04 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 100071 D-205, 8 Fengtai, Fengtai District Science City, Beijing. Patentee after: Fengdian Technology Group Limited by Share Ltd Address before: 101102 Beijing Tongzhou District Zhongguancun science and Technology Park Jinqiao Technology Industrial Base Jingsheng two street 25 north two District 22 Patentee before: BEIJING FENDY S&T CO., LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Electronic automatic water draining device Effective date of registration: 20181105 Granted publication date: 20180406 Pledgee: Huaxia Bank Limited by Share Ltd Zhongguancun Beijing branch Pledgor: Fengdian Technology Group Limited by Share Ltd Registration number: 2018990001027 |