CN110242536B - Bidirectional electromagnetic drive air compressor - Google Patents

Bidirectional electromagnetic drive air compressor Download PDF

Info

Publication number
CN110242536B
CN110242536B CN201910311667.6A CN201910311667A CN110242536B CN 110242536 B CN110242536 B CN 110242536B CN 201910311667 A CN201910311667 A CN 201910311667A CN 110242536 B CN110242536 B CN 110242536B
Authority
CN
China
Prior art keywords
electromagnetic
air
cylinder body
cylinder
air compressor
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.)
Expired - Fee Related
Application number
CN201910311667.6A
Other languages
Chinese (zh)
Other versions
CN110242536A (en
Inventor
赵光天
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201910311667.6A priority Critical patent/CN110242536B/en
Publication of CN110242536A publication Critical patent/CN110242536A/en
Application granted granted Critical
Publication of CN110242536B publication Critical patent/CN110242536B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/122—Cylinder block
    • 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/125—Cylinder heads
    • 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
    • F04B39/16—Filtration; Moisture separation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
    • H02K35/02—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving magnets and stationary coil systems
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Compressor (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)

Abstract

The invention belongs to the technical field of air compressors, and relates to a bidirectional electromagnetic driving air compressor, which comprises a cylinder body and pistons in the cylinder body, wherein openings at two ends of the cylinder body are respectively provided with a cylinder cover, each cylinder cover is provided with an air inlet channel with an air inlet one-way valve, an air outlet channel with an air outlet one-way valve and electromagnetic drivers, a piston rod connected to the pistons extends out of the cylinder covers at two ends of the cylinder body and extends into the corresponding electromagnetic drivers, the electromagnetic drivers at two sides of the cylinder body apply force to drive the piston rod and the pistons to reciprocate in the same direction after being electrified, so that air is admitted from the air inlet channel and compressed air is output from the air outlet channel, and the bidirectional electromagnetic driving air compressor has the advantages that: the air compressor has the advantages of high power, high efficiency, small volume, low noise and electric energy saving, is suitable for an air compressor, and provides compressed air for society.

Description

Bidirectional electromagnetic driving air compressor
Technical Field
The invention belongs to the technical field of air compressors, and particularly relates to a bidirectional electromagnetic driving air compressor.
Background
Chinese patent CN 205025732U discloses an electromagnetic air compressor, which comprises a tank shell, an energy storage chamber shell, a gas conversion chamber, a powerful permanent magnet push plate, an electromagnetic chamber, a coil, a current controller, a platform, an iron core and a coil spring, wherein an air outlet is arranged at the upper part of the tank shell, a platform is arranged at the center of the upper part of the tank shell, the upper surface of the platform is provided with the current controller, the lower surface of the platform is provided with the energy storage chamber shell, the energy storage chamber shell is divided into the gas conversion chamber and the electromagnetic chamber, the electromagnetic chamber is internally provided with the iron core with an external winding coil, the two ends of a copper wire in the coil are connected with the output end of the current controller through a wire, a through hole is arranged at the bottom of the gas conversion chamber, a coil spring is arranged in the gas conversion chamber, one end of the coil spring is connected with the powerful permanent magnet push plate, and the center of the powerful permanent magnet push plate is provided with a through hole; air to be injected in the working process enters the energy storage chamber shell 2 through an air pipeline, and meanwhile, current is introduced, so that repulsive force is generated by the electromagnet and the powerful permanent magnet push plate 4, the air is pushed to enter the tank shell 1, and in addition, the check valve can effectively prevent air from flowing backwards; the defects are that: when the electromagnet pushes the powerful permanent magnet push plate 4 to move downwards to compress gas to do work, the elasticity of the spiral spring needs to be overcome, and the energy for overcoming the elasticity of the spiral spring to do work is consumed; secondly, the distance between the electromagnet and the strong permanent magnet push plate 4 is long, and the energy of the electromagnet cannot be effectively utilized to do work; thirdly, the power of a single electromagnet is limited, a high-power air compressor cannot be manufactured, and in order to manufacture the high-power air compressor, the electromagnet is required to be larger, so that the size is larger, and the carrying and the use are inconvenient; fourthly, the strong permanent magnet push plate 4 does work when moving unidirectionally, so that the efficiency of compressing the gas is low.
Disclosure of Invention
The invention aims to provide a bidirectional electromagnetic driving air compressor which has high power, high efficiency, small volume and small noise and can effectively utilize electric energy.
The invention aims to solve the following problems:
The two-way electromagnetic driving air compressor comprises a cylinder body and pistons in the cylinder body, cylinder covers are arranged on openings at two ends of the cylinder body, an air inlet channel with an air inlet one-way valve, an air outlet channel with an air outlet one-way valve and electromagnetic drivers are arranged on each cylinder cover, piston rods connected to the pistons extend out of the cylinder covers at two ends of the cylinder body and extend into the corresponding electromagnetic drivers, and the electromagnetic drivers at two sides of the cylinder body apply force to drive the piston rods and the pistons to reciprocate in the same direction after being electrified, so that compressed air is inlet from the air inlet channel and compressed air is output from the air outlet channel.
The piston rod extending into the electromagnetic driver is a driving rod, and the driving rod is soft iron or moving iron or strong magnet with magnetic metal or electromagnet.
The inner end of the air inlet channel is communicated with the inner cavity of the cylinder body, the outer end of the air inlet channel is communicated with the inner cavity of the air filter, and the air filter is arranged on the outer surface of the electromagnetic driver.
The air filters are arranged on the outer surfaces of the electromagnetic drivers on the two sides of the cylinder body respectively.
One end of each air outlet channel on the cylinder cover is communicated with the inner cavity of the cylinder body at the corresponding end, and the other end of each air outlet channel is connected with the corresponding cylinder body to form an air outlet main pipe for outputting high-pressure air.
The electromagnetic driver comprises an electromagnetic coil and a driving rod, wherein the electromagnetic coil is arranged in the electromagnetic driver shell, the circumference of the electromagnetic coil is electrified to form axial magnetic force, the driving rod is movably arranged in an axial through hole in the center of the electromagnetic coil, the driving rod is coaxially connected with a piston rod on the corresponding side, and the driving rod is soft iron or moving iron with magnetic metal or electromagnet.
The electromagnetic coils of the electromagnetic drivers at the two ends of the cylinder body are connected in series or in parallel and led out of the electromagnetic drivers through a group of power lines.
The electromagnetic driver comprises a shell, an electromagnetic coil and a driving rod penetrating through a central through hole of the electromagnetic coil, wherein the electromagnetic coil is arranged on the side, close to the cylinder, in an inner cavity of the shell, a movable cavity of the driving rod is arranged on the side, far away from the cylinder, of the electromagnetic coil, and more than one pressure equalizing hole communicated with a filter cavity of an air filter arranged on the outer surface of the electromagnetic driver is arranged on the side wall of the shell of the movable cavity.
The piston rod or/and the cylinder body are provided with a sensor for detecting the movement position of the piston rod, and the sensor is a photoelectric sensor or a displacement sensor or a proximity switch or a Hall sensor.
The sensor is electrically connected with a controller for controlling the power supply commutation or a power supply commutation switch.
Compared with the prior art, the invention has the outstanding advantages that:
1. The power is high: because the invention adopts double electromagnetic homodromous driving, the driving force is large and the power is large.
2. The efficiency is high: because the invention adopts the pressure to compress air to apply work when the piston moves to two directions, the efficiency of the work application is high.
3. The volume is small: the electromagnetic coils are arranged at the two ends of the cylinder body, so that the installation and layout of accessories are facilitated, the air filters are respectively arranged on the outer cylindrical surfaces of the shells of the electromagnetic drivers at the two ends of the cylinder body, the air inlet area is large, the whole of the bidirectional electromagnetic driving air compressor is cylindrical, the packaging and the transportation are facilitated, the space is saved, the size is small, the materials are saved, the weight is light, the structure is symmetrical about the central axis, and the acting force is balanced.
4. Energy saving: because the invention does not adopt a spring as a reset original, and does not have an original or component for doing negative work, the electric energy is completely converted into electromagnetic energy to drive the piston to compress air for doing work, and the energy-saving effect is good.
5. The noise is small: the invention omits a conventional crank-link mechanism, does not use lubricating oil, and has stable transmission, low noise and low failure rate.
Drawings
Fig. 1 is a schematic view of the structural principle of the present invention.
Detailed Description
The invention is further described in the following embodiments with reference to the accompanying drawings, see fig. 1:
the two-way electromagnetic driving air compressor comprises a cylinder body 24 and pistons 26 in the cylinder body 24, cylinder covers 22 are arranged on openings at two ends of the cylinder body 24, an air inlet channel 27 with an air inlet one-way valve 28, an air outlet channel 13 with an air outlet one-way valve 12 and electromagnetic drivers are arranged on each cylinder cover 22, piston rods 25 connected to the pistons 26 extend out of the cylinder covers 22 at two ends of the cylinder body 24 and extend into corresponding electromagnetic drivers, and after the electromagnetic drivers at two sides of the cylinder body 24 are electrified, the piston rods 25 and the pistons 26 are driven to reciprocate by applying force in the same direction, so that air is fed from the air inlet channel 27 and compressed air is output from the air outlet channel 13.
The piston rod 25 extending into the electromagnetic driver is a driving rod 18, the driving rod 18 is soft iron or moving iron with magnetic metal or electromagnet or strong magnet, and the driving force of the strong magnet matched with the electromagnetic coil 19 is maximum.
The inner end of the air inlet 27 is communicated with the inner cavity of the cylinder 24, the outer end of the air inlet is communicated with the inner cavity of the air filter 17 through an inner channel 29, the air filter 17 is arranged on the outer surface of the electromagnetic driver (namely, the outer cylinder of the electromagnetic driver shell 20), air filtering materials such as sponge or non-woven fabrics are arranged in the cavity of the air filter 17, and a reinforcing net is arranged on the outer surface of the air filtering materials so as to prevent external force from striking and the air filtering materials from falling out.
The air filter 17 is provided with two electromagnetic drivers which are respectively arranged on the outer surfaces of the two sides of the cylinder 24.
One end of the air outlet channel 13 on each cylinder cover 22 is communicated with the inner cavity of the cylinder body 24 at the corresponding end, and the other end of the air outlet channel is connected with the inner cavity of the cylinder body 24 to form an air outlet header pipe 15 for outputting high-pressure air.
The joint of the cylinder body 24, the cylinder cover 22 and the shell 20 is provided with a sealing ring 14 to prevent air leakage.
The electromagnetic driver comprises an electromagnetic coil 19 (the electromagnetic coil 19 is a coil capable of forming axial magnetic force) and a driving rod 18, wherein the electromagnetic coil 19 is arranged in the shell 20 of the electromagnetic driver, the electromagnetic coil is electrified to form axial magnetic force, the driving rod 18 is movably arranged in an axial through hole in the center of the electromagnetic coil 19, the driving rod 18 is coaxially connected with a piston rod 25 on the corresponding side, and the driving rod 18 is the moving iron of an electromagnet.
The electromagnetic coils 19 of the electromagnetic drivers at both ends of the cylinder 24 are connected in series or in parallel and led out of the electromagnetic drivers by a set of power lines.
The electromagnetic driver comprises a shell 20, an electromagnetic coil 19 and a driving rod 18 penetrating through a central through hole of the electromagnetic coil 19, wherein the electromagnetic coil 19 is arranged on the side, close to a cylinder body 24, in an inner cavity of the shell 20, a driving rod movable cavity 16 is arranged on the side, far away from the cylinder body 24, of the electromagnetic coil, more than one pressure equalizing hole 10 communicated with a filter cavity of an air filter 17 arranged on the outer surface of the electromagnetic driver is arranged on the side wall of the shell 20 of the driving rod movable cavity 16, and normal reciprocating motion of a piston rod 25 and the driving rod 18 is prevented from being influenced.
The piston rod 25 and/or the cylinder 24 are/is provided with a sensor for detecting the movement position of the piston rod 25, and the sensor is a photoelectric sensor or a displacement sensor or a proximity switch 30 or a hall sensor, for example: the sensor of the sensor is that a detection disc 31 (or a touch arm) is arranged at the end part of a driving rod, a proximity switch 30 is respectively arranged at two end positions of the inner wall of a shell 20 corresponding to the movement of a piston 26, when an electromagnetic coil is electrified to drive the piston and a piston rod to move towards one direction, the detection disc 31 is moved to be close to the proximity switch 30, the proximity switch 30 sends a signal to a controller, the controller controls a power supply to reversely supply power, so that the piston and the piston rod move towards the opposite direction, an air chamber in front of the piston is compressed, an air inlet one-way valve 28 on a cylinder cover in front of the piston is closed, the pressure is higher than the pressure in an air outlet main pipe 15, then the air outlet one-way valve 12 on an air outlet channel 13 is opened to supply compressed air, meanwhile, the air chamber behind the piston is increased, and the air inlet one-way valve 28 at the side is opened for air inlet; when the piston moves to the detection disc 31 and approaches to the other proximity switch 30, the proximity switch 30 sends a signal to the controller, the controller controls the power supply to supply power in the forward direction, so that the piston and the piston rod move in the forward direction, at the moment, the air chamber in front of the piston moving direction is compressed, the air inlet one-way valve 28 on the front cylinder cover of the piston moving direction is closed, when the pressure is higher than the pressure in the air outlet main pipe 15, the air outlet one-way valve 12 on the air outlet channel 13 is opened to provide compressed air, meanwhile, the air chamber behind the piston is increased, the pressure is reduced, the air inlet one-way valve 28 on the side is opened to supply air, the air inlet and the air outlet process are realized for each direction movement of the piston, and electromagnetic driving and bidirectional compressed air are realized.
The sensor is electrically connected with a controller for controlling the power supply commutation or a power supply commutation switch.
The cylinder body 24 is connected with the base 21 with a mounting hole and the handle 11 through the screw rod 23 so as to conveniently mount and move the bidirectional electromagnetic driving air compressor, and radiating fins are arranged on the outer surface of the cylinder body 24 at intervals.
The piston rings arranged at the joint of the piston rod, the cylinder body and the shell and on the cylindrical surface of the piston are oil-free lubrication rings or oil-containing linear bearings, so that the friction force is small, and the transmission noise is smaller; the oil-free lubrication ring is made of polyimide filled polytetrafluoroethylene which is wear-resistant, high-temperature resistant, self-lubricating, long in service life and free of damaging a cylinder body.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical schemes or technical features described in the foregoing embodiments can be simply replaced or modified in similar technology, and the simple replacement or modification does not make the essence of the corresponding technical schemes deviate from the spirit and the essence of the technical schemes of the embodiments of the present invention, and still is within the protection scope of the present invention.

Claims (5)

1.双向电磁驱动空气压缩机，包括筒型的缸体及缸体内的活塞，其特征在于：所述缸体两端的开口上均设置有缸盖，每个缸盖上均设置有带有进气单向阀的进气道、出气单向阀的出气道及电磁驱动器，连接在活塞上的活塞杆从缸体两端的缸盖伸出并延伸至对应的电磁驱动器内，缸体两侧的电磁驱动器通电后同向施力驱动活塞杆及活塞的往复运动，从而使得从进气道进气，从出气道输出压缩气体；1. A two-way electromagnetic driven air compressor, comprising a cylindrical cylinder body and a piston in the cylinder body, characterized in that: cylinder covers are provided on the openings at both ends of the cylinder body, each cylinder cover is provided with an air inlet with an air inlet check valve, an air outlet with an air outlet check valve and an electromagnetic driver, a piston rod connected to the piston extends from the cylinder covers at both ends of the cylinder body and extends into the corresponding electromagnetic driver, and the electromagnetic drivers on both sides of the cylinder body apply force in the same direction to drive the piston rod and the piston to reciprocate after being energized, so that air is taken in from the air inlet and compressed gas is output from the air outlet; 在所述缸体两侧的电磁驱动器的外表面上分别设置空气过滤器，使得双向电磁驱动空气压缩机的整体成圆柱状，所述的电磁驱动器包括设置在电磁驱动器壳体内四周的通电可形成轴向磁力的电磁线圈及活动设置在电磁线圈中心的轴向通孔内的驱动杆，所述的驱动杆与对应侧的活塞杆同轴线连接，所述电磁驱动器的壳体内腔内靠近缸体侧设置有所述的电磁线圈、远离缸体侧为驱动杆活动腔，缸体两侧分别设置的驱动杆活动腔的壳体侧壁上设置有连通所述空气过滤器的过滤腔的一个以上的均压孔；所述进气道的内端与缸体内腔连通、外端与空气过滤器内腔连通；Air filters are respectively arranged on the outer surfaces of the electromagnetic drivers on both sides of the cylinder body, so that the bidirectional electromagnetic driven air compressor is cylindrical as a whole, the electromagnetic driver comprises an electromagnetic coil which is arranged around the electromagnetic driver housing and can form an axial magnetic force when energized, and a drive rod which is movably arranged in an axial through hole in the center of the electromagnetic coil, the drive rod is coaxially connected with the piston rod on the corresponding side, the electromagnetic coil is arranged in the inner cavity of the shell of the electromagnetic driver close to the cylinder body, and the drive rod active cavity is arranged away from the cylinder body, and the shell side walls of the drive rod active cavity respectively arranged on both sides of the cylinder body are provided with more than one pressure equalizing hole connected to the filter cavity of the air filter; the inner end of the air inlet is connected to the inner cavity of the cylinder body, and the outer end is connected to the inner cavity of the air filter; 在每个所述驱动杆活动腔内分别设置有一套探测活塞杆运动位置的传感器。A set of sensors for detecting the moving position of the piston rod is respectively arranged in each of the driving rod active chambers. 2.根据权利要求1所述的双向电磁驱动空气压缩机，其特征在于：每个所述缸盖上的出气道的一端与对应端的缸体内腔连通、另一端汇接成一个对外输出高压气体的出气总管。2. The bidirectional electromagnetic driven air compressor according to claim 1 is characterized in that one end of the air outlet passage on each cylinder head is connected to the inner cavity of the cylinder body at the corresponding end, and the other end is connected to form an air outlet main pipe for outputting high-pressure gas to the outside. 3.根据权利要求1所述的双向电磁驱动空气压缩机，其特征在于：所述缸体两端的电磁驱动器的电磁线圈串联连接并由一组电源线引出电磁驱动器外。3. The bidirectional electromagnetic driven air compressor according to claim 1 is characterized in that the electromagnetic coils of the electromagnetic driver at both ends of the cylinder body are connected in series and are led out of the electromagnetic driver by a set of power lines. 4.根据权利要求1所述的双向电磁驱动空气压缩机，其特征在于：所述传感器为光电传感器或霍尔传感器。4. The bidirectional electromagnetic driven air compressor according to claim 1, characterized in that the sensor is a photoelectric sensor or a Hall sensor. 5.根据权利要求1所述的双向电磁驱动空气压缩机，其特征在于：所述传感器与控制电源换向的控制器电连接。5. The bidirectional electromagnetic driven air compressor according to claim 1, characterized in that the sensor is electrically connected to a controller for controlling the reversal of power supply.
CN201910311667.6A 2019-04-12 2019-04-12 Bidirectional electromagnetic drive air compressor Expired - Fee Related CN110242536B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910311667.6A CN110242536B (en) 2019-04-12 2019-04-12 Bidirectional electromagnetic drive air compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910311667.6A CN110242536B (en) 2019-04-12 2019-04-12 Bidirectional electromagnetic drive air compressor

Publications (2)

Publication Number Publication Date
CN110242536A CN110242536A (en) 2019-09-17
CN110242536B true CN110242536B (en) 2024-09-06

Family

ID=67883179

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910311667.6A Expired - Fee Related CN110242536B (en) 2019-04-12 2019-04-12 Bidirectional electromagnetic drive air compressor

Country Status (1)

Country Link
CN (1) CN110242536B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111113401B (en) * 2019-12-25 2021-07-06 浙江清华柔性电子技术研究院 Driving system and soft robot with same
CN111502957A (en) * 2020-05-21 2020-08-07 安慕科技(深圳)有限公司 One-pump multi-head air outlet pump
CN115479013B (en) * 2022-10-08 2023-06-27 萨震压缩机（上海）有限公司 Dry-type oil-free air compressor adopting high-speed direct drive

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004003408A (en) * 2002-04-25 2004-01-08 Kazumasa Ikuta Suction and discharge device for fluid
KR101635371B1 (en) * 2015-06-25 2016-07-08 한국원자력연구원 Groundwater sampling device using a double acting piston
CN210371068U (en) * 2019-04-12 2020-04-21 赵光天 Bidirectional electromagnetic drive air compressor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006070734A (en) * 2004-08-31 2006-03-16 Hitachi Ltd Reciprocating pump
KR101588686B1 (en) * 2013-12-26 2016-02-12 한국원자력연구원 Dual acting electromagnetic pump
CN105257505A (en) * 2015-10-12 2016-01-20 珠海格力电器股份有限公司 Compressor with a compressor housing having a plurality of compressor blades

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004003408A (en) * 2002-04-25 2004-01-08 Kazumasa Ikuta Suction and discharge device for fluid
KR101635371B1 (en) * 2015-06-25 2016-07-08 한국원자력연구원 Groundwater sampling device using a double acting piston
CN210371068U (en) * 2019-04-12 2020-04-21 赵光天 Bidirectional electromagnetic drive air compressor

Also Published As

Publication number Publication date
CN110242536A (en) 2019-09-17

Similar Documents

Publication Publication Date Title
CN110242536B (en) Bidirectional electromagnetic drive air compressor
CN105874156A (en) Oil-submersible linear motor oil extraction system
CN110805540A (en) A pure magnetic drive gas booster
CN103256203A (en) Linear compressor of air conditioner and refrigerator
CN109538441A (en) Electromagnetic liquid press pump and control method
KR101384226B1 (en) Electromagnetic air compressor
KR20160127927A (en) Electromagnetic air compressor
CN204646579U (en) Electromagnetic reciprocating air compressor
CN105850012A (en) Oil-submersible linear motor
CN210371068U (en) Bidirectional electromagnetic drive air compressor
CN103277288B (en) The diaphragm type compressor that linear electric motors drive
CN103016291A (en) Piston pump arranged in tube
CN106089630A (en) A kind of double rank pressurizing air press
CN108775277A (en) A kind of compressor
CN100386520C (en) Method of Using Bellows as Working Chamber of Positive Displacement Compressor
CN205559198U (en) Linear piston frequency conversion compressor of electromagnetic type
CN105156077B (en) Difference step straight line downhole intelligent extracting device of oil
CN212250361U (en) Extended bridge type electromagnetic hydraulic pump
CN212106183U (en) A pure magnetic drive gas booster
CN2911250Y (en) Submersible DC linear pumping unit
CN113969881A (en) A direct-acting oil-free piston air compressor without a motor
CN2343376Y (en) Permanent-magnet piston variable frequency reciprocating pump
CN116792282A (en) Electromagnetic control device and fluid control system
CN203272091U (en) Diaphragm compressor driven by linear motor
CN108894945B (en) A small piston electromagnetic vacuum pump

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20240906