TW201111632A - Reciprocating pump with electronically monitored air valve and piston - Google Patents
Reciprocating pump with electronically monitored air valve and piston Download PDFInfo
- Publication number
- TW201111632A TW201111632A TW099122005A TW99122005A TW201111632A TW 201111632 A TW201111632 A TW 201111632A TW 099122005 A TW099122005 A TW 099122005A TW 99122005 A TW99122005 A TW 99122005A TW 201111632 A TW201111632 A TW 201111632A
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- Taiwan
- Prior art keywords
- valve
- pump
- piston
- air
- motor
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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
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
- F04B9/123—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber
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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
- F04B49/02—Stopping, starting, unloading or idling control
- F04B49/03—Stopping, starting, unloading or idling control by means of valves
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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
- F04B49/10—Other safety measures
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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
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
- F04B9/123—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber
- F04B9/125—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber reciprocating movement of the pumping member being obtained by a double-acting elastic-fluid motor
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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
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
- F04B9/123—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber
- F04B9/125—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber reciprocating movement of the pumping member being obtained by a double-acting elastic-fluid motor
- F04B9/1256—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber reciprocating movement of the pumping member being obtained by a double-acting elastic-fluid motor with fluid-actuated inlet or outlet valve
Description
201111632 六、發明說明: 【發明所屬之技術領域】 本申請案聲明擁有於2 005年7月28日提出申請的美 國專利申請案60/703,306及於2005年8月1日提出申請 的美國專利申請案60/704,290之權益。 【先前技術】 習知將氣動往復活塞式泵用於抽吸各種流體。此種泵 通常具有機械或氣動操作的氣閥,用以控制活塞兩側的氣 流。傳統上並非監視並控制該泵本身,而是監視並控制所 形成的流體流動,因而控制此種泵。諸如 Graco的 EXTREME-MIX™混合分配器(proportioner )等的先前技 術之裝置已可爲了控制之目的而監視活塞的位置。 【發明內容】 因此,本發明之一目的在於提供一種系統,該系統可 對往復氣動馬達(air motor )進行增強式監視及控制,以 便可監視活塞位置、週期及流量率、總週期、失控控制、 以及診斷有缺點的氣動馬達及泵下方組件之能力。 該控制使用被安裝在該氣動馬達的閥座(valve cup ) 中之一磁鐵以及被安裝在閥蓋中之兩個磁簧感測器(reed sensor )以監視閥的速度及位置。一螺線管被安裝在該閥 蓋上,且可控制該螺線管將一柱塞延伸到該閥座,以便停 止閥的移動,且因而使泵不會失控(通常因沒有流體供應 -5- 201111632 而造成失控)。使用者介面包含一液晶顯示器(LCD )、 以及用來設定並控制該泵的一些按鈕。可切換該顯示器, 以顯示週期率、流量率(以各種單位表示)、總週期、以 及診斷錯誤。設定參數可包括流體單位(夸脫、公升等的 單位)以及失控設定點。 設置該等磁簧開關及磁鐵,以便偵測該氣閥何時處於 每一衝程之末端位置、或在過渡區中、或以上兩者。控制 器計算因該氣閥的變動位置而造成的該等磁簧開關之開啓 及閉合的次數,而計算該馬達的運轉速率。該控制器然後 將該速率與一預定値比較,以便決定該氣動馬達是否處於 —失控狀況。如果發生該狀況,則該控制器使螺線管制止 換向,因而停止該馬達。此步驟被用來防止溢出的流體及 (或)泵的損壞。 —磁阻感測器(magnetoresistive sensor)被設置在 該氣動馬達的中心,以便精確地監視活塞位置。來自該感 測器的資料加上來自該等氣閥感測器的資料提供了對該泵 進行精確控制及診斷所需的輸入,且使本發明適用於量測 及複數個成分的應用。 本發明之該控制器可將線性換能器對氣壓(或者在液 壓系統的情形中爲流體壓力)的回饋之資訊用來控制軸位 移及速度’而控制流量及流量率。可在具有一流體的簡單 計量分配系統或兩(或更多種)成分系統中使用該回饋, 而在該兩(或更多種)成分系統中係將該回饋用來維持流 量、壓力、及比例。 -6- 201111632 若參照下文中之說明,並配合各附圖,將可更完整地 了解本發明的上述這些及其他的目的以及優點,而在該等 附圖的數個附圖中,相同的代號係表示相同或類似的部分 【實施方式】 在一氣動往復活塞式泵10中,控制器12使用被安裝 在氣動馬達18的閥座16中之一磁鐵14以及被安裝在閥 蓋22中之兩個磁簧感測器20以監視閥座1 6的速度及位 置。一螺線管24被安裝在閥蓋22上,且可控制螺線管 24將一柱塞26延伸到閥座1 6,以便停止閥的移動,且因 而使泵1 〇不會失控(通常因沒有流體供應或其他供應導 管的軟管有洩漏/破裂而造成失控)。使用者介面28包含 一液晶顯示器30、以及用來設定並控制泵10的一些按鈕 32。可切換顯示器30,以顯示週期率、流量率(以各種 單位表示)、總週期、以及診斷錯誤。設定參數可包括流 體單位(夸脫、公升等的單位)以及失控設定點。 設置該等磁簧開關20及磁鐵1 4,以便偵測閥座1 6 何時處於每一衝程之末端位置、或在過渡區中、或以上兩 者。控制器1 2計算因閥座1 6的變動位置而造成的磁簧開 關20之開啓及閉合的次數,而計算馬達丨8的運轉速率。 控制器12然後將該速率與一預定値比較,以便決定氣動 馬達1 8是否處於一失控狀況。如果發生該狀況,則控制 器控制器1 2使螺線管24制止換向,因而停止馬達1 8。 201111632 此行動被用來防止溢出的流體及(或)泵的損壞。 將一磁阻感測器3 4設置在氣動馬達1 8的中心,以便 精確地監視活塞3 6的位置。來自該感測器3 4的資料加上 來自氣閥感測器20的資料提供了對泵1 〇進行精確控制及 診斷所需的輸入,且使本發明適用於量測及複數個成分的 應用。 第8圖所示之本發明之控制器! 2可將線性換能器對 氣壓(或者在液壓系統的情形中爲流體壓力)的回饋之資 訊用來控制軸位移及速度,而控制流量及流量率。可經由 用來調整加壓氣(或液壓流體)供應42的一氣壓調節器 4〇而執行該控制。可在具有一流體的簡單計量分配系統 或兩(或更多種)成分系統中使用該回饋,而在該兩(或 更多種)成分系統中係將該回饋用來維持流量、壓力、及 比例。 我們考慮到:可在不脫離最後的申請專利範圍所界定 之本發明的精神及範圍下,對該泵的控制作出各種改變及 修改。 【圖式簡單說明】 第1圖是作爲本發明的一部分的氣閥之—橫斷面圖, 圖中示出磁鐵及磁簧開關。 第2圖示出作爲本發明的一部分的氣閥之第1圖所示 橫斷面之詳圖。 第3圖是作爲本發明的一部分的氣閥之一橫斷面圖( -8 - 201111632 爲第1圖所示橫斷面圖之反面),圖中示出螺線管。 第4圖示出採用本發明的一泵。 第5圖示出本發明的使用者介面之細節。 第6圖示出可藉由對氣閥的感測而得到之診斷碼。 第7圖示出活塞及磁阻感測器。 桌8圖不出根據本發明的一實施例而自線性換能器至 控制器的資訊之回饋。 【主要元件符號說明】 氣動往復活塞式泵 1 2 :控制器 1 8 :氣動馬達 1 6 :閥座 1 4 :磁鐵 22 :閥蓋 2〇 :磁簧感測器 24 :螺線管 26 :柱塞 2 8 :使用者介面 3 〇 :液晶顯示器 3 2 :按鈕 34 :磁阻感測器 3 6 :活塞 42 ‘·加壓氣供應 -9 - 201111632 40 :氣壓調節器 -10-
Claims (1)
- 201111632 七、申請專利範圍: 1. 一種具有氣動馬達之氣動泵,該氣動馬達具有一閥 座及一閥蓋,該氣動泵包含: 被安裝在該氣動馬達的該閥座中之一磁鐵; 被安裝在該閥蓋中之第一及第二磁簧感測器,用以監 視該閥座之速度及位置;以及 一控制器,該控制器利用一線性換能器對被輸入到該 氣動泵的氣壓的回饋之資訊。 2 .如申請專利範圍第1項之氣動泵,其中該控制器控 制軸位移及速度,而控制泵流量。 3 .如申請專利範圍第1項之氣動泵,其中該控制器控 制軸位移及速度,而控制流量率。 -11 -
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/498,074 US9677549B2 (en) | 2005-07-28 | 2009-07-06 | Reciprocating pump with electronically monitored air valve and piston |
Publications (1)
Publication Number | Publication Date |
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TW201111632A true TW201111632A (en) | 2011-04-01 |
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ID=42938402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW099122005A TW201111632A (en) | 2009-07-06 | 2010-07-05 | Reciprocating pump with electronically monitored air valve and piston |
Country Status (12)
Country | Link |
---|---|
US (2) | US9677549B2 (zh) |
EP (1) | EP2273114B1 (zh) |
JP (1) | JP5748423B2 (zh) |
KR (1) | KR20110004310A (zh) |
CN (1) | CN101943151B (zh) |
AU (1) | AU2010202832B2 (zh) |
ES (1) | ES2505117T3 (zh) |
MX (1) | MX2010007441A (zh) |
PL (1) | PL2273114T3 (zh) |
RU (1) | RU2010132634A (zh) |
TW (1) | TW201111632A (zh) |
UA (1) | UA59881U (zh) |
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-
2009
- 2009-07-06 US US12/498,074 patent/US9677549B2/en active Active
-
2010
- 2010-05-27 CN CN201010193410.4A patent/CN101943151B/zh not_active Expired - Fee Related
- 2010-07-01 JP JP2010150847A patent/JP5748423B2/ja not_active Expired - Fee Related
- 2010-07-02 ES ES10168311.8T patent/ES2505117T3/es active Active
- 2010-07-02 EP EP10168311.8A patent/EP2273114B1/en not_active Not-in-force
- 2010-07-02 PL PL10168311T patent/PL2273114T3/pl unknown
- 2010-07-05 MX MX2010007441A patent/MX2010007441A/es not_active Application Discontinuation
- 2010-07-05 TW TW099122005A patent/TW201111632A/zh unknown
- 2010-07-06 KR KR1020100064583A patent/KR20110004310A/ko active Search and Examination
- 2010-07-06 AU AU2010202832A patent/AU2010202832B2/en not_active Ceased
- 2010-08-03 RU RU2010132634/06A patent/RU2010132634A/ru unknown
- 2010-08-05 UA UAU201009767U patent/UA59881U/uk unknown
-
2015
- 2015-06-23 US US14/747,360 patent/US9677550B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP5748423B2 (ja) | 2015-07-15 |
ES2505117T3 (es) | 2014-10-09 |
MX2010007441A (es) | 2011-01-14 |
EP2273114A1 (en) | 2011-01-12 |
AU2010202832B2 (en) | 2016-07-14 |
EP2273114B1 (en) | 2014-06-25 |
RU2010132634A (ru) | 2012-02-10 |
US20110002793A1 (en) | 2011-01-06 |
US9677549B2 (en) | 2017-06-13 |
CN101943151B (zh) | 2015-11-25 |
PL2273114T3 (pl) | 2015-02-27 |
KR20110004310A (ko) | 2011-01-13 |
US9677550B2 (en) | 2017-06-13 |
CN101943151A (zh) | 2011-01-12 |
AU2010202832A1 (en) | 2011-01-20 |
US20150300335A1 (en) | 2015-10-22 |
UA59881U (uk) | 2011-06-10 |
JP2011012683A (ja) | 2011-01-20 |
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