WO2020051966A1 - Clapet de non-retour électro-magnétique à sens de coupure réglable - Google Patents

Clapet de non-retour électro-magnétique à sens de coupure réglable Download PDF

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Publication number
WO2020051966A1
WO2020051966A1 PCT/CN2018/109868 CN2018109868W WO2020051966A1 WO 2020051966 A1 WO2020051966 A1 WO 2020051966A1 CN 2018109868 W CN2018109868 W CN 2018109868W WO 2020051966 A1 WO2020051966 A1 WO 2020051966A1
Authority
WO
WIPO (PCT)
Prior art keywords
hole
housing
valve core
connection hole
check valve
Prior art date
Application number
PCT/CN2018/109868
Other languages
English (en)
Chinese (zh)
Inventor
邱梅
Original Assignee
苏州丹顿机电有限公司
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 苏州丹顿机电有限公司 filed Critical 苏州丹顿机电有限公司
Publication of WO2020051966A1 publication Critical patent/WO2020051966A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0603—Multiple-way valves
    • F16K31/0624—Lift valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves

Definitions

  • the invention relates to a one-way valve, in particular to an electromagnetic one-way valve with adjustable cutoff direction.
  • One-way valve is that the fluid can only flow along the water inlet, but the medium at the water outlet cannot return. It is commonly known as one-way valve.
  • Check valve is also called check valve or check valve. Used to prevent reverse flow of oil flow in hydraulic systems or to prevent reverse flow of compressed air in pneumatic systems. Check valves are available in straight and right angle versions.
  • the existing check valve can only allow the oil to flow in one direction, so that it remains open when the oil flows in a fixed direction, and remains off when the oil flows in the reverse direction, but in some cases, the oil needs to be reversed.
  • One-way flow that is, the oil flows from the original water outlet to the original water inlet in one direction.
  • An object of the present invention is to provide an electromagnetic check valve with an adjustable direction, which can conveniently control the direction of preventing oil from flowing backwards, in view of the above defects in the prior art.
  • An electromagnetic check valve with adjustable cutoff direction includes a first housing and a second housing connected to each other, and the first housing is provided with a first housing.
  • the one-way valve further includes a first valve core slidingly connected to the first through hole and an extruder A first spring that presses the first valve core, the first valve core can seal the fourth connection hole
  • the second housing is provided with a second through hole
  • the first housing is provided with a A second connection hole communicating with the second through hole, and the second connection hole and the fourth connection hole communicate with each other;
  • the electromagnetic check valve with adjustable cutoff direction further includes:
  • a first electromagnet driving device connected to the first housing, and the first electromagnet driving device can drive the first valve core out of the fourth connection hole;
  • a second electromagnet driving device connected to the second housing, and the second electromagnet driving device can drive the second valve core out of the second connection hole.
  • the first electromagnet driving device includes a first armature, and a first tie rod is connected between the first armature and the first valve core.
  • the first electromagnet driving device includes a first casing connected to the first casing and a first coil disposed in the first casing and driving the first armature to move.
  • the first electromagnet driving device further includes a first handle located outside the first housing and connected to the first armature.
  • the second electromagnet driving device includes a second armature, and a second tie rod is connected between the second armature and the second valve core.
  • the second electromagnet driving device further includes a second casing connected to the second casing and a second coil disposed in the second casing and driving the second armature to move.
  • the second electromagnet driving device further includes a second handle located outside the second casing and connected to the second armature.
  • the first housing is provided with a first flow hole communicating with the first through hole and the second connection hole.
  • the second housing is provided with a second flow hole communicating with the second through hole and the fourth connection hole, and the second flow hole is matched with the first flow hole.
  • the first housing is further provided with a first check sleeve, the first spring abuts between the first check sleeve and the first valve core, and the second housing is further provided with a first Two check sleeves, the second spring abuts between the second check sleeve and the second valve core.
  • the present invention has the advantage that the electromagnetic check valve of the adjustable cut-off direction of the present invention automatically changes the state of the first spool and the second spool through the electromagnet driving device, so that the check valve can Convenient control prevents the oil from flowing in the reverse direction. In addition, it can also reach the state of full conduction and cutoff.
  • the function is more diversified, and the operation is simple and convenient, the reliability is high, and it is convenient to realize automation.
  • FIG. 1 is a schematic structural diagram of a check valve in the present invention.
  • FIG. 2 is a left side view of the check valve in FIG. 1.
  • FIG. 3 is a schematic structural view of a one-way valve in the present invention after changing a flow limiting direction.
  • an electromagnetic check valve with an adjustable cutoff direction corresponding to a preferred embodiment of the present invention includes a first housing 10 and a second housing 50 connected to each other.
  • the body 10 and the second shell 50 are connected by a flange.
  • the first shell 10 and the second shell 50 are respectively provided with a matching first flange plate 11 and a second flange plate 51, and the first shell is bolted by a nut.
  • the body 10 and the second casing 50 are fastened together.
  • the adjustable check direction electromagnetic check valve of the present invention further includes a first electromagnet driving device 100 and a second electromagnet driving device 150 connected to the first casing 10 and the second casing 50, respectively.
  • a first through hole 12 is formed on an end surface of the first case 10, and a first connection hole 13 and a second connection hole 14 are formed on the end surface of the other end.
  • the first case 10 is also provided with a first connection hole inside. 13 and the first through hole 15 of the first through hole 12, preferably, the first connecting hole 13 and the first through hole 15 are coaxially arranged; the second connecting hole 14 is in communication with the first through hole 12, and Used to connect external oil lines.
  • the structure of the second casing 50 is similar to that of the first casing 10, and a second through-hole 52 matching the first through-hole 12 is formed on an end surface of one end thereof, and a third connection hole 53 and The fourth connection hole 54 and a second through hole 55 communicating with the third connection hole 53 and the fourth connection hole 54 are also provided inside the second housing 50.
  • the third connection hole 53 and the second through hole 55 are coaxial.
  • the fourth connection hole 54 is in communication with the second through-hole 52 and is used to connect an external oil pipeline.
  • the second connection hole 14 is coaxial with the second through hole 55; the fourth connection hole 54 is coaxial with the first through hole 15.
  • the check valve of the present invention further includes a first spool 16, a first check sleeve 17, a first tie rod 18, and a first spring 19.
  • the first valve core 16 is slidably fitted in the first through hole 15.
  • the fitting relationship between the first valve core 16 and the first through hole 15 may refer to the fitting of the cylinder piston and the cylinder in the prior art. relationship.
  • the first spool 16 is provided with a first tapered surface 71 that can seal the fourth connection hole 54 at one end, and a first blind hole 70 is opened at the other end.
  • a first bottom surface 72 of the first blind hole 70 is also provided with the first The first screw hole 73 to which the tie rod 18 is screwed.
  • a first flow hole 75 is also provided in the radial direction of the first valve body 16 in fluid communication with the first and second through holes 12 and 52.
  • One end of the first pull rod 18 is screwed into the first screw hole 73, and the other end protrudes from the first connection hole 13 and is connected to the first electromagnet driving device 100. After the first electromagnet driving device 100 is powered on, the first A tie rod 18 separates the first valve element 16 from the fourth connection hole 54.
  • the surface of the first connection hole 13 is provided with threads.
  • the first backstop sleeve 17 is threadedly connected in the first connection hole 13.
  • the first tie rod 18 is threaded in the first backstop sleeve 17.
  • the first backstop sleeve 17 is provided with a first A support surface 74.
  • the first spring 19 is disposed in the first blind hole 70, and is sleeved on the first tie rod 18, and the two ends of the first spring 19 abut against the first support surface 74 and the first bottom surface 72, respectively.
  • the first spring 19 applies a force in the direction of the fourth connection hole 54 to the first valve core 16; so that when the first electromagnet driving device 100 is not energized, the first valve core 16 can abut and seal the fourth connection hole 54; When the first electromagnet driving device 100 is energized, the first electromagnet driving device 100 can drive the first valve core 16 out of the fourth connection hole 54.
  • the check valve of the present invention further includes a second valve core 56, a second check sleeve 57, a second tie rod 58, and a second spring 59.
  • the second valve core 56 is slidably fitted in the second through hole 55.
  • the fitting relationship between the second valve core 56 and the second through hole 55 can refer to the fitting of the cylinder piston and the cylinder in the prior art. relationship.
  • the second valve core 56 is provided at one end with a second tapered surface 81 that can seal the second connection hole 14, and the other end is provided with a second blind hole 80.
  • the second bottom surface 82 of the second blind hole 80 is also provided with a second The second screw hole 83 to which the tie rod 58 is screwed.
  • the second valve core 56 is further provided with a second flow hole 85 in fluid communication with the first and second through holes 12 and 52.
  • One end of the second pull rod 58 is screwed into the second screw hole 83, and the other end extends out of the third connection hole 53 and is connected to the second electromagnet driving device 150. After the second electromagnet driving device 150 is powered on, the first The two tie rods 58 separate the second valve core 56 from the second connection hole 14.
  • the surface of the third connection hole 53 is provided with threads.
  • the second backstop sleeve 57 is threadedly connected in the third connection hole 53.
  • the second tie rod 58 is threaded in the second backstop sleeve 57.
  • the second backstop sleeve 57 is provided with a first ⁇ Supporting surface 84.
  • the second spring 59 is disposed in the second blind hole 80, and is sleeved on the second tie rod 58, and both ends of the second spring 59 abut against the second support surface 84 and the second bottom surface 82.
  • the second spring 59 exerts a force in the direction of the second through hole 55 on the second valve core 56; so that when the second electromagnet driving device 150 is not energized, the second valve core 56 can abut and seal the second connection hole 14; When the second electromagnet driving device 150 is energized, the second electromagnet driving device 150 can drive the second valve core 56 out of the second connection hole 14.
  • the first electromagnet driving device 100 includes a first casing 101 connected to a side of the first casing 10, a first coil 102 disposed in the first casing 101, and slidingly connected in the first casing 101 and defined by the first casing 101.
  • the first armature 103 driven by the first coil 102.
  • One end of the first armature 103 is connected to the first tie rod 18 through the first connecting rod 104 and the connecting sleeve 105, and the other end is provided with a second connecting rod 106.
  • the second connecting rod 106 extends out of the first housing 101 and is provided with a first handle 107. .
  • the first valve core 16 After the first coil 102 is energized, the first armature 103 is driven to move outward, so that the first valve core 16 is out of contact with the fourth connection hole 54. After power loss, the first valve core 16 returns to its original position under the action of the spring force ( The energization of the coil to drive the armature is a well-known technique in the art, and will not be described in detail here). In addition, in some special cases, the first valve core 16 can also be opened by pulling the first handle 107 by hand.
  • the second electromagnet driving device 150 includes a second casing 151 connected to a side of the second casing 50, a second coil 152 disposed in the second casing 151, and slidingly connected in the second casing 151 and formed by The second armature 153 is driven by the second coil 152.
  • One end of the second armature 153 is connected to the second tie rod 58 through the third link 154 and the connecting sleeve 155.
  • the other end is provided with a fourth link 156.
  • the fourth link 156 extends out of the second housing 151 and is provided with a second handle 157. .
  • the second armature 153 is driven to move outward, so that the second valve core 56 is out of contact with the second connection hole 14. After the power is lost, the second valve core 56 returns to its original position under the action of the spring force.
  • the second valve core 56 can also be opened by pulling the second handle 157 by hand.
  • the first valve core 16 abuts against the fourth connection hole 54, and the second valve core 56 is disengaged from the second connection hole 14.
  • the first valve core 16 can be pushed open and flow out from the second connection hole 14 through the first and second through holes 12 and 52; and if the oil When flowing in from the second connection hole 14, the first spring 19 presses the first valve core 16 against the fourth connection hole 54, and the pressure of the oil will further press the first valve core 16 against the fourth connection hole 54. Therefore, The oil cannot flow into the fourth connection hole 54, that is, only the oil is allowed to flow in from the second connection hole 14 and flow out from the fourth connection hole 54 at this time.
  • first and second electromagnets 100 and 150 when the first and second electromagnets 100 and 150 are powered, the first and second valve cores 10 and 50 are both in an open state, and the entire valve body is in a fully conducting state at this time; When the second and second electromagnets 100 and 150 are de-energized, the first and second valve cores 10 and 50 are in contact with the fourth connection hole 54 and the second connection hole 14, respectively. At this time, the entire valve body is completely cut off. , The oil circuit is disconnected.
  • the adjustable check direction electromagnetic check valve of the present invention automatically changes the state of the first valve core and the second valve core through the electromagnet driving device, so that the check valve can conveniently control the direction of preventing oil from flowing in the reverse direction. It can also reach the fully on and off states, with more diversified functions, simple and convenient operation, high reliability, and easy to realize automation.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetically Actuated Valves (AREA)

Abstract

L'invention concerne un clapet de non-retour à sens de coupure réglable, comprenant un premier logement (10) et un deuxième logement (50) reliés entre eux, un premier trou traversant (15) étant formé dans le premier logement (10) et un quatrième trou de liaison (54) en communication avec le premier trou traversant (15) étant formé dans le deuxième logement (50), un premier noyau de clapet (16) étant en prise coulissante avec le premier trou traversant (15), et un premier ressort (19) appuyant contre le premier noyau de clapet (16), ce dernier (16) étant apte à sceller le quatrième trou de liaison (54), un deuxième trou traversant (55) étant formé dans le deuxième logement (50), un deuxième trou de liaison (14) en communication avec le deuxième trou traversant (55) étant formé dans le premier logement (10), et le deuxième trou de liaison (14) et le quatrième trou de liaison (54) étant en communication l'un avec l'autre ; un deuxième noyau de clapet (56) en prise coulissante avec le deuxième trou traversant (55), et un deuxième ressort (59) appuyant contre le deuxième noyau de clapet (56), ce dernier (56) étant apte à sceller le deuxième trou de liaison (14) ; un premier appareil d'entraînement d'électroaimant (100) raccordé au premier logement (10), ledit appareil (100) étant apte à entraîner le premier noyau d'entraînement (16) à se séparer du quatrième trou de liaison (54) ; et un deuxième appareil d'entraînement d'électroaimant (150) raccordé au deuxième logement (50), ledit appareil (150) étant apte à entraîner le deuxième noyau d'entraînement (56) à se séparer du deuxième trou de liaison (14). Le clapet de non-retour selon l'invention permet de commander de manière pratique l'écoulement d'huile en sens inverse.
PCT/CN2018/109868 2018-09-12 2018-10-11 Clapet de non-retour électro-magnétique à sens de coupure réglable WO2020051966A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811060390.6 2018-09-12
CN201811060390.6A CN108869849B (zh) 2018-09-12 2018-09-12 一种可调截止方向的电磁单向阀

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WO2020051966A1 true WO2020051966A1 (fr) 2020-03-19

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WO (1) WO2020051966A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
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CN109027332B (zh) * 2018-09-12 2020-01-03 苏州丹顿机电有限公司 一种可调截止方向的单向阀

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US4458717A (en) * 1983-03-14 1984-07-10 Aeroquip Corporation Cylinder cushion seal
US4974628A (en) * 1989-06-08 1990-12-04 Beckman Instruments, Inc. Check valve cartridges with controlled pressure sealing
EP1148282A2 (fr) * 2000-04-18 2001-10-24 Hoerbiger Kompressortechnik Services GmbH Soupape annulaire
CN105240577A (zh) * 2015-09-06 2016-01-13 常州大学 一种远程测控分流阀及分流控制器
CN206846000U (zh) * 2017-04-26 2018-01-05 许一鸣 自动换向单向阀
CN207131916U (zh) * 2018-01-29 2018-03-23 谭振达 一种负载敏感比例多路阀先导控制用液压稳压阻尼器
CN109027338A (zh) * 2018-09-12 2018-12-18 苏州丹顿机电有限公司 一种使用可调截止方向的电磁单向阀的锁紧回路
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