WO2020113615A1 - 一种防堵塞的新型电磁泵 - Google Patents

一种防堵塞的新型电磁泵 Download PDF

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Publication number
WO2020113615A1
WO2020113615A1 PCT/CN2018/120232 CN2018120232W WO2020113615A1 WO 2020113615 A1 WO2020113615 A1 WO 2020113615A1 CN 2018120232 W CN2018120232 W CN 2018120232W WO 2020113615 A1 WO2020113615 A1 WO 2020113615A1
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WIPO (PCT)
Prior art keywords
plunger
cavity
sleeve
electromagnetic pump
cylindrical tube
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PCT/CN2018/120232
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English (en)
French (fr)
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周武
雷立强
熊颖申
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深圳华星恒泰泵阀有限公司
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Publication of WO2020113615A1 publication Critical patent/WO2020113615A1/zh

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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
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • F04B17/04—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors using solenoids
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections

Definitions

  • the utility model relates to a pump body, in particular to a new anti-clogging electromagnetic pump.
  • Electromagnetic pumps are industrial products widely used in daily life or production on the market, such as coffee machines, water dispensers, water purifiers, mops, irons, etc., all require electromagnetic pumps. There are many types of electromagnetic pumps, which have the advantages of excellent performance, long service life and stable performance. The demand on the market has always been large.
  • the existing electromagnetic pump generally has a serious defect: when the electromagnetic pump is not used for a long time, the sealant head of the electromagnetic pump is easily adhered to the coupling surface of its sealing pair, thereby causing the pressure generated by the plunger in the electromagnetic pump It is difficult to push open the sealant head, which further causes the electromagnetic pump to be unable to pump water normally, which not only increases additional maintenance costs, but also shortens the service life of the electromagnetic pump.
  • the purpose of the present invention is to provide a new technical solution to solve the existing technical defects.
  • the present invention provides a new type of anti-clogging electromagnetic pump, which solves the problem that the existing electromagnetic pump is difficult to work normally due to the adhesion of the sealant head, the service life is short, and the maintenance cost is increased. Technical flaws.
  • a new anti-clogging electromagnetic pump includes a cylindrical tube having a first cavity and a sleeve having a second cavity and installed at one end of the cylindrical tube, a plunger is installed in the first cavity, and the plunger The inside is provided with a plunger hollow channel, and one end of the plunger is provided with a plunger extension extending into the second cavity.
  • the plunger hollow channel extends from one end of the plunger to the end of the plunger extension
  • the cavity and the second cavity are in communication
  • the first cavity is provided with a first compression spring and a second compression spring located on both sides of the plunger respectively
  • the second cavity is provided with a hollow hole matching the plunger
  • the outer wall of the cylindrical tube is provided with a magnetic turn ring
  • the magnetic turn A coil bobbin is provided on the outer circumference of the coil, a coil is wound around the coil bobbin
  • a sleeve with a third cavity is sleeved at the end of the sleeve
  • a sleeve outlet is provided at the end of the sleeve
  • the sleeve outlet Communicate the second cavity with the third cavity
  • the third cavity is provided with a second sealing glue head matching the slee
  • the end of the cylindrical tube is provided with a water inlet, and the end of the coupling is provided with a water outlet.
  • the outer wall of the plunger and the inner wall of the first cavity are dynamic seals, and the plunger can slide in the first cavity.
  • a dynamic seal ring is provided on the inner wall of the second cavity of the sleeve, and the dynamic seal ring and the outer wall of the plunger extension form a dynamic seal matching structure.
  • a plunger side through hole is opened in the plunger, the plunger side through hole connects the space in the first cavity where the second compression spring is installed with the plunger hollow channel.
  • the cylindrical tube and the sleeve are provided with a connection gasket at the connection thereof.
  • a first sealing ring is provided between the outer wall of the cylindrical tube and the inner wall of the coupling, and a second sealing ring is provided between the outer wall of the sleeve and the inner wall of the coupling.
  • the magnetic coil includes a first magnetic coil and a second magnetic coil wound around the outer periphery of the cylindrical tube, and the first magnetic coil and the second magnetic coil are disposed between There is a bushing sleeved outside the cylindrical tube.
  • a damping ring is provided outside the cylindrical tube.
  • the coil is covered with a coil covering.
  • the beneficial effect of the utility model is that the utility model provides a new anti-clogging electromagnetic pump.
  • the first sealing glue head in the new anti-clogging electromagnetic pump is provided with a plastic head and tail vertebra.
  • the second sealant head can be pushed away from the sleeve outlet during use to avoid the situation where the second sealant head and the sleeve outlet adhere to each other, which ensures that the electromagnetic pump can work normally, has the advantages of stable performance, and not only reduces the Maintenance costs, but also help extend the life of the electromagnetic pump.
  • this new type of anti-clogging electromagnetic pump solves the technical defects of the existing electromagnetic pump that is difficult to work properly, has a short service life, and increases maintenance costs.
  • Figure 1 is an assembly diagram of the utility model
  • Fig. 2 is a schematic diagram of the cut structure of the present invention.
  • a new anti-clogging electromagnetic pump includes a cylindrical tube 1 having a first cavity 11 and a sleeve 2 having a second cavity 21 and installed at one end of the cylindrical tube 1, the first cavity 11 is provided with a column
  • the plunger 3 is provided with a plunger hollow channel 31 inside, and one end of the plunger 3 is provided with a plunger extension 32 extending into the second cavity 21.
  • the plunger hollow channel 31 is formed by One end penetrates the end of the plunger extension 32 and connects the first cavity 11 and the second cavity 21, the first cavity 11 is provided with first compression springs 41 located on both sides of the plunger 3, A second compression spring 42, the second cavity 21 is provided with a first sealing glue head 51 that cooperates with the outlet of the plunger hollow channel 31 and for pressing the first sealing glue head 51 against the plunger hollow channel 31
  • the first rubber head at the exit seals the tower spring 52, and the outer wall of the cylindrical tube 1 is provided with a magnetic coil, and the outer circumference of the magnetic coil is provided with a coil skeleton 64, and a coil 65 is wound around the coil skeleton 64.
  • the end of the sleeve 2 is sleeved with a coupling 7 having a third cavity 71, and the end of the sleeve 2 has a sleeve outlet 22 which communicates the second cavity 21 with the third cavity 71 ,
  • the third cavity 71 is provided with a second sealant head 53 matching the sleeve outlet 22 and a second sealant head spring 54 for pressing the second sealant head 53 at the sleeve outlet 22
  • the first sealing glue head 51 is provided with a glue head and tail vertebra 511, when the first glue head sealing tower spring 52 is compressed to the shortest, the glue head and tail vertebra 511 of the first sealing glue head 51 passes through The sleeve outlet 22 pushes the second sealant head 53 at the sleeve outlet 22 away from the sleeve outlet 22.
  • the second sealant 53 and the sleeve outlet 22 will generate a certain adhesion force.
  • the plunger 3 will do under the action of the magnetic force The reciprocating motion causes the plunger 3 to drive the first seal head 51 provided at one end to compress the first seal head tower spring 52.
  • the first seal head tower spring 52 During the compression of the first seal head tower spring 52, the first seal head The plastic head and tail vertebra 511 on the side of 51 will pass through the sleeve outlet 22 and push the second sealing glue head 53 adhered to the sleeve outlet 22 away from the sleeve outlet 22, which further enables the electromagnetic pump to work normally and avoids the electromagnetic pump
  • the phenomenon of no water can improve the stability of the electromagnetic pump and help to extend the service life of the electromagnetic pump.
  • the end of the cylindrical tube 1 is provided with a water inlet 10
  • the end of the coupling 7 is provided with a water outlet 70.
  • the outer wall of the plunger 3 and the inner wall of the first cavity 11 are dynamic seals, and the plunger 3 can slide in the first cavity 11.
  • the inner wall of the second cavity 21 of the sleeve 2 is provided with a dynamic seal ring 81, and the dynamic seal ring 81 and the outer wall of the plunger extension 32 form a dynamic seal fitting structure.
  • the plunger 3 is provided with a plunger side through hole 33 which communicates the space in the first cavity 11 where the second compression spring 42 is installed with the plunger hollow passage 31 .
  • the cylindrical tube 1 and the sleeve 2 are provided with a connection gasket 82 at their connection.
  • a first seal ring 83 is provided between the outer wall of the cylindrical tube 1 and the inner wall of the coupling 7, and a second seal ring 84 is provided between the outer wall of the sleeve 2 and the inner wall of the coupling 7.
  • the magnetic coil includes a first magnetic coil 61 and a second magnetic coil 62 wound around the outer periphery of the cylindrical tube 1, and the first magnetic coil 61 and the second magnetic coil 62 are disposed between There is a bush 63 sleeved on the outside of the cylindrical tube 1.
  • a damping ring 85 is provided outside the cylindrical tube 1.
  • the coil 65 is wrapped with a coil cover 66 outside.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetic Pumps, Or The Like (AREA)

Abstract

一种防堵塞的新型电磁泵，包括第一腔体（11）、圆柱管（1）、第二腔体（21）、套筒（2）、柱塞（3）、柱塞中空通道（31）、柱塞外伸部（32）、第一压簧（41）、第二压簧（42）、第一密封胶头（51）、第一胶头密封塔簧（52）、磁匝圈、线圈骨架（64）、线圈（65）、第三腔体（71）、联接器（7）及套筒出口（22），第三腔体（71）中设置有第二密封胶头（53）及用于将第二密封胶头（53）压紧在套筒出口（22）处的第二胶头密封塔簧（54），所述第一密封胶头（51）上设置有胶头尾椎（511），所述第一胶头密封塔簧（52）被压缩到最短时，所述第一密封胶头（51）的胶头尾椎（511）穿过套筒出口（22）并将套筒出口（22）处的第二密封胶头（53）推离套筒出口（22）。该防堵塞的新型电磁泵具有结构简单、实施方便、性能稳定、可靠性高、不会出现密封胶头黏附堵塞、使用寿命长等现有产品所不具备的优点。

Description

一种防堵塞的新型电磁泵 技术领域
本实用新型涉及一种泵体，特别是一种防堵塞的新型电磁泵。
背景技术
电磁泵是目前市面上广泛应用于日常生活或生产中的工业产品，如咖啡机、饮水机、净水机、地拖、烫斗等均需要用到电磁泵。电磁泵的种类繁多，具有性能优异、使用寿命长、性能稳定的优点，市面上的需要量一直很大。
然而，现有的电磁泵普遍存在一个严重的缺陷：当电磁泵长时间不使用时，电磁泵中的密封胶头容易与其密封副耦合面相互黏附，进而使得电磁泵中的柱塞产生的压力难以推开密封胶头，进一步导致电磁泵没办法正常进行泵水，不仅增加了额外的维护费用，也缩短了电磁泵的使用寿命。
有鉴于此，本实用新型的目的在于提供一种新的技术方案以解决现存的技术缺陷。
实用新型内容
为了克服现有技术的不足，本实用新型提供一种防堵塞的新型电磁泵，解决了现有的电磁泵由于密封胶头黏附而出现的电磁泵难以正常工作、使用寿命短、维护费用增加等技术缺陷。
本实用新型解决其技术问题所采用的技术方案是：
一种防堵塞的新型电磁泵，包括具有第一腔体的圆柱管及具有第二腔体并安装在圆柱管一端的套筒，所述第一腔体中安装有柱塞，所述柱塞内部设置有柱塞中空通道，柱塞一端设置有延伸入第二腔体中的柱塞外伸部，所述柱塞中空通道由柱塞的一端贯穿到柱塞外伸部的 端部并将第一腔体及第二腔体连通，所述第一腔体中设置有分别位于柱塞两侧的第一压簧、第二压簧，所述第二腔体中设置有配合所述柱塞中空通道出口的第一密封胶头及用于将第一密封胶头压紧在柱塞中空通道出口处的第一胶头密封塔簧，所述圆柱管外壁设置有磁匝圈，所述磁匝圈外周设置有线圈骨架，所述线圈骨架上绕设有线圈，所述套筒端部套设有具有第三腔体的联接器，套筒的端部具有套筒出口，所述套筒出口将第二腔体与第三腔体连通，所述第三腔体中设置有配合套筒出口的第二密封胶头及用于将第二密封胶头压紧在套筒出口处的第二胶头密封塔簧，所述第一密封胶头上设置有胶头尾椎，所述第一胶头密封塔簧被压缩到最短时，所述第一密封胶头的胶头尾椎穿过套筒出口并将套筒出口处的第二密封胶头推离套筒出口。
作为上述技术方案的改进，所述圆柱管端部设置有进水口，所述联接器端部设置有出水口。
作为上述技术方案的进一步改进，所述柱塞的外壁与第一腔体的内壁为动密封，柱塞可在第一腔体内滑动。
作为上述技术方案的进一步改进，所述套筒的第二腔体内壁设置有动密封圈，所述动密封圈与柱塞外伸部的外壁形成动密封配合结构。
作为上述技术方案的进一步改进，所述柱塞上开设有柱塞侧部通孔，所述柱塞侧部通孔将第一腔体内安装第二压簧的空间与柱塞中空通道连通。
作为上述技术方案的进一步改进，所述圆柱管与套筒在其连接处设置有连接垫片。
作为上述技术方案的进一步改进，所述圆柱管外壁与联接器内壁之间设置有第一密封圈，所述套筒外壁与联接器内壁之间设置有第二密封圈。
作为上述技术方案的进一步改进，所述磁匝圈包括绕设在圆柱管外周沿的第一磁匝圈及第二磁匝圈，所述第一磁匝圈与第二磁匝圈之间设置有套设在圆柱管外部的衬套。
作为上述技术方案的进一步改进，所述圆柱管外部设置有减震圈。
作为上述技术方案的进一步改进，所述线圈外部包裹有线圈包胶。
本实用新型的有益效果是：本实用新型提供了一种防堵塞的新型电磁泵，该种防堵塞的新型电磁泵中的第一密封胶头设置有胶头尾椎，所述胶头尾椎可在使用过程中将第二密封胶头推离套筒出口，避免出现第二密封胶头与套筒出口相互黏附的情况，保证了电磁泵能够正常工作，具有性能稳定的优点，不仅降低了维护费用，而且有助于延长电磁泵的使用寿命。
总之，该种防堵塞的新型电磁泵解决了现有的电磁泵由于密封胶头黏附而出现的电磁泵难以正常工作、使用寿命短、维护费用增加等技术缺陷。
附图说明
下面结合附图和实施例对本实用新型进一步说明。
图1是本实用新型的装配示意图；
图2是本实用新型的剖切结构示意图。
具体实施方式
以下将结合实施例和附图对本实用新型的构思、具体结构及产生的技术效果进行清楚、完整地描述，以充分地理解本实用新型的目的、特征和效果。显然，所描述的实施例只是本实用新型的一部分实施例，而不是全部实施例，基于本实用新型的实施例，本领域的技术人员在不付出创造性劳动的前提下所获得的其他实施例，均属于本实用新型 保护的范围。另外，专利中涉及到的所有联接/连接关系，并非单指构件直接相接，而是指可根据具体实施情况，通过添加或减少联接辅件，来组成更优的联接结构。本实用新型创造中的各个技术特征，在不互相矛盾冲突的前提下可以交互组合，参照图1、图2。
一种防堵塞的新型电磁泵，包括具有第一腔体11的圆柱管1及具有第二腔体21并安装在圆柱管1一端的套筒2，所述第一腔体11中安装有柱塞3，所述柱塞3内部设置有柱塞中空通道31，柱塞3一端设置有延伸入第二腔体21中的柱塞外伸部32，所述柱塞中空通道31由柱塞3的一端贯穿到柱塞外伸部32的端部并将第一腔体11及第二腔体21连通，所述第一腔体11中设置有分别位于柱塞3两侧的第一压簧41、第二压簧42，所述第二腔体21中设置有配合所述柱塞中空通道31出口的第一密封胶头51及用于将第一密封胶头51压紧在柱塞中空通道31出口处的第一胶头密封塔簧52，所述圆柱管1外壁设置有磁匝圈，所述磁匝圈外周设置有线圈骨架64，所述线圈骨架64上绕设有线圈65，所述套筒2端部套设有具有第三腔体71的联接器7，套筒2的端部具有套筒出口22，所述套筒出口22将第二腔体21与第三腔体71连通，所述第三腔体71中设置有配合套筒出口22的第二密封胶头53及用于将第二密封胶头53压紧在套筒出口22处的第二胶头密封塔簧54，所述第一密封胶头51上设置有胶头尾椎511，所述第一胶头密封塔簧52被压缩到最短时，所述第一密封胶头51的胶头尾椎511穿过套筒出口22并将套筒出口22处的第二密封胶头53推离套筒出口22。
在具体实施时，当电磁泵长时间不使用后，第二密封胶头53与套筒出口22会产生一定的黏附力，当电磁泵开始工作后，所述柱塞3在磁力的作用下做往复运动，柱塞3带动设置在其一端的第一密封胶头51压缩第一胶头密封塔簧52，在第一胶头密封塔簧52被压缩 的过程中，所述第一密封胶头51侧部的胶头尾椎511会穿过套筒出口22并将黏附在套筒出口22处的第二密封胶头53顶离套筒出口22，进一步使得电磁泵可正常工作，避免电磁泵不能出水的现象，提升了电磁泵的稳定性，有利于延长电磁泵的使用寿命。
优选地，所述圆柱管1端部设置有进水口10，所述联接器7端部设置有出水口70。
优选地，所述柱塞3的外壁与第一腔体11的内壁为动密封，柱塞3可在第一腔体11内滑动。
优选地，所述套筒2的第二腔体21内壁设置有动密封圈81，所述动密封圈81与柱塞外伸部32的外壁形成动密封配合结构。
优选地，所述柱塞3上开设有柱塞侧部通孔33，所述柱塞侧部通孔33将第一腔体11内安装第二压簧42的空间与柱塞中空通道31连通。
优选地，所述圆柱管1与套筒2在其连接处设置有连接垫片82。
优选地，所述圆柱管1外壁与联接器7内壁之间设置有第一密封圈83，所述套筒2外壁与联接器7内壁之间设置有第二密封圈84。
优选地，所述磁匝圈包括绕设在圆柱管1外周沿的第一磁匝圈61及第二磁匝圈62，所述第一磁匝圈61与第二磁匝圈62之间设置有套设在圆柱管1外部的衬套63。
优选地，所述圆柱管1外部设置有减震圈85。
优选地，所述线圈65外部包裹有线圈包胶66。
以上是对本实用新型的较佳实施进行了具体说明，但本实用新型创造并不限于所述实施例，熟悉本领域的技术人员在不违背本实用新型精神的前提下还可做出种种的等同变形或替换，这些等同的变形或替换均包含在本申请权利要求所限定的范围内。

Claims (10)

  1. 一种防堵塞的新型电磁泵，其特征在于：包括具有第一腔体(11)的圆柱管(1)及具有第二腔体(21)并安装在圆柱管(1)一端的套筒(2)，所述第一腔体(11)中安装有柱塞(3)，所述柱塞(3)内部设置有柱塞中空通道(31)，柱塞(3)一端设置有延伸入第二腔体(21)中的柱塞外伸部(32)，所述柱塞中空通道(31)由柱塞(3)的一端贯穿到柱塞外伸部(32)的端部并将第一腔体(11)及第二腔体(21)连通，所述第一腔体(11)中设置有分别位于柱塞(3)两侧的第一压簧(41)、第二压簧(42)，所述第二腔体(21)中设置有配合所述柱塞中空通道(31)出口的第一密封胶头(51)及用于将第一密封胶头(51)压紧在柱塞中空通道(31)出口处的第一胶头密封塔簧(52)，所述圆柱管(1)外壁设置有磁匝圈，所述磁匝圈外周设置有线圈骨架(64)，所述线圈骨架(64)上绕设有线圈(65)，所述套筒(2)端部套设有具有第三腔体(71)的联接器(7)，套筒(2)的端部具有套筒出口(22)，所述套筒出口(22)将第二腔体(21)与第三腔体(71)连通，所述第三腔体(71)中设置有配合套筒出口(22)的第二密封胶头(53)及用于将第二密封胶头(53)压紧在套筒出口(22)处的第二胶头密封塔簧(54)，所述第一密封胶头(51)上设置有胶头尾椎(511)，所述第一胶头密封塔簧(52)被压缩到最短时，所述第一密封胶头(51)的胶头尾椎(511)穿过套筒出口(22)并将套筒出口(22)处的第二密封胶头(53)推离套筒出口(22)。
  2. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述圆柱管(1)端部设置有进水口(10)，所述联接器(7)端部设置有出水口(70)。
  3. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述柱塞(3)的外壁与第一腔体(11)的内壁为动密封，柱塞 (3)可在第一腔体(11)内滑动。
  4. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述套筒(2)的第二腔体(21)内壁设置有动密封圈(81)，所述动密封圈(81)与柱塞外伸部(32)的外壁形成动密封配合结构。
  5. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述柱塞(3)上开设有柱塞侧部通孔(33)，所述柱塞侧部通孔(33)将第一腔体(11)内安装第二压簧(42)的空间与柱塞中空通道(31)连通。
  6. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述圆柱管(1)与套筒(2)在其连接处设置有连接垫片(82)。
  7. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述圆柱管(1)外壁与联接器(7)内壁之间设置有第一密封圈(83)，所述套筒(2)外壁与联接器(7)内壁之间设置有第二密封圈(84)。
  8. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述磁匝圈包括绕设在圆柱管(1)外周沿的第一磁匝圈(61)及第二磁匝圈(62)，所述第一磁匝圈(61)与第二磁匝圈(62)之间设置有套设在圆柱管(1)外部的衬套(63)。
  9. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述圆柱管(1)外部设置有减震圈(85)。
  10. 根据权利要求1所述的一种防堵塞的新型电磁泵，其特征在于：所述线圈(65)外部包裹有线圈包胶(66)。
PCT/CN2018/120232 2018-12-07 2018-12-11 一种防堵塞的新型电磁泵 WO2020113615A1 (zh)

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CN110513265A (zh) * 2019-09-26 2019-11-29 徐建群 一种防堵电磁泵
CN110671292A (zh) * 2019-11-12 2020-01-10 宁波捷尔天电气有限公司 一种防粘连的柱塞式电磁泵
CN110848114A (zh) * 2019-11-25 2020-02-28 宁波凯波集团有限公司 用柱塞电磁泵输水的器具
CN110761993B (zh) * 2019-11-25 2021-08-20 宁波捷尔天电气有限公司 一种推拉式防粘连的柱塞电磁泵
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