WO2017202366A1 - 电子膨胀阀及具有其的制冷设备 - Google Patents
电子膨胀阀及具有其的制冷设备 Download PDFInfo
- Publication number
- WO2017202366A1 WO2017202366A1 PCT/CN2017/085927 CN2017085927W WO2017202366A1 WO 2017202366 A1 WO2017202366 A1 WO 2017202366A1 CN 2017085927 W CN2017085927 W CN 2017085927W WO 2017202366 A1 WO2017202366 A1 WO 2017202366A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- valve
- electronic expansion
- groove
- expansion valve
- valve seat
- Prior art date
Links
- 238000001816 cooling Methods 0.000 title abstract 2
- 230000009467 reduction Effects 0.000 claims description 9
- 238000005057 refrigeration Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
- F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- 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
-
- 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
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
-
- 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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Definitions
- the present invention relates to the field of refrigeration, and in particular to an electronic expansion valve and a refrigeration apparatus therewith.
- the electronic expansion valve is mainly composed of a coil and a valve body.
- the valve body is composed of a valve seat, a valve seat core 1, a first nozzle 3, and a second.
- the nozzle 4, the outer casing, the rotor member 5, the nut assembly 6, the screw assembly 7, the valve needle 8, and the coil holder are composed of components.
- the valve needle 8 and the valve seat core 1 are both metal.
- a primary object of the present invention is to provide an electronic expansion valve and a refrigeration apparatus therewith for solving the problem of high noise of the electronic expansion valve in the prior art.
- an electronic expansion valve includes: a valve seat; a nut assembly coupled to the valve seat; a screw rod movably disposed within the nut assembly; the valve seat core, Located in the valve seat and having a valve port; the valve needle, the valve needle includes a main body portion that cooperates with the inner wall of the valve seat core, and a needle head located below the main body portion and engaging with the valve port, the valve needle has a closed position for closing the valve port and avoiding The opening position of the valve port, the screw drive valve needle moves between the closed position and the open position; the noise reduction portion includes a first rotation stop portion and a second rotation stop portion that cooperate with each other, the first rotation stop portion and the second stop One of the turns is disposed on the valve seat core or nut assembly and the other is disposed on the body portion.
- first rotation stop is a first protrusion
- second rotation stop is a first groove that cooperates with the first protrusion
- first protrusion is disposed on the nut assembly, and the valve seat core has a notch for avoiding the first protrusion, and the first groove is disposed on the main body portion.
- the first rotation stop portion is revolved, the side wall of the valve seat core or the valve needle is provided with a mounting portion for mounting the rotation preventing pin, and the second rotation preventing portion is a second groove for engaging the rotation preventing pin.
- the mounting portion is a mounting hole
- the axis of the rotation preventing pin is perpendicular to the axis of the valve needle
- the end of the rotation preventing pin is matched with the second groove.
- stop pin protrudes from the valve seat core or the height of the valve needle is smaller than the depth of the second groove.
- the mounting portion is a third groove
- the axis of the rotation preventing pin is parallel to the axis of the valve needle
- the rotation preventing pin is partially disposed in the second groove
- the other portion is disposed in the third groove.
- the diameter of the stop pin is smaller than the sum of the groove depths of the second groove and the third groove.
- valve seat core comprises a valve core seat body and a snap ring located above the valve core seat body and independent of the valve core seat body, the first rotation stop portion is disposed on the inner wall of the snap ring, and the first rotation stop portion is The second protrusion is a fourth groove that cooperates with the second protrusion.
- the height of the second protrusion is smaller than the groove depth of the fourth groove.
- a refrigeration apparatus including an electronic expansion valve which is the above-described electronic expansion valve.
- the electronic expansion valve includes a noise reduction portion
- the noise reduction portion includes a first rotation stop portion and a second rotation stop portion
- one of the first rotation stop portion and the second rotation stop portion is disposed at the valve seat
- the core or nut assembly and the other are disposed on the body portion.
- FIG. 1 is a schematic longitudinal sectional view showing an electronic expansion valve in the prior art
- Figure 2 is a schematic longitudinal sectional view showing a first embodiment of an electronic expansion valve according to the present invention
- Figure 3 is a perspective view showing the valve body of the valve of the electronic expansion valve of Figure 2;
- Figure 4 is a longitudinal sectional perspective view showing the valve seat core of Figure 2;
- Figure 5 is a front elevational view showing the valve seat core of Figure 4.
- Figure 6 is a perspective view showing the structure of the anti-rotation pin of the electronic expansion valve of Figure 2;
- Figure 7 is a schematic longitudinal sectional view showing a second embodiment of an electronic expansion valve according to the present invention.
- Figure 8 is a perspective view showing the structure of the valve seat core of the electronic expansion valve of Figure 7;
- Figure 9 is a longitudinal sectional view showing the valve seat core of Figure 8.
- Figure 10 is a perspective view showing the valve body of Figure 7;
- Figure 11 is a longitudinal sectional perspective view showing the valve needle of Figure 10;
- Figure 12 is a perspective view showing the structure of the anti-rotation pin of the electronic expansion valve of Figure 7;
- Figure 13 is a schematic longitudinal sectional view showing the fourth embodiment of the electronic expansion valve according to the present invention.
- Figure 14 is a perspective view showing the structure of the snap ring of the electronic expansion valve of Figure 13;
- Figure 15 is a perspective view showing the valve body of Figure 13;
- Figure 16 is a schematic longitudinal sectional view showing a fifth embodiment of an electronic expansion valve according to the present invention.
- Figure 17 is a perspective view showing the nut assembly of the electronic expansion valve of Figure 16;
- Figure 18 is a schematic longitudinal sectional view showing the nut assembly of Figure 17;
- Fig. 19 is a perspective view showing the structure of a valve seat core of the electronic expansion valve of Fig. 16.
- valve seat core 10, valve seat core; 11, valve port; 12, valve core seat body; 13, snap ring; 20, valve needle; 21, body portion; 22, needle head; 31, second groove; 32, mounting hole; 33a, stop pin; 33b, stop pin; 34, third groove; 35, second protrusion; 36, fourth groove; 40, rotor; 50, screw; 60, nut assembly.
- the electronic expansion valve of the first embodiment includes a valve seat, a nut assembly 60, a lead screw 50, a valve seat core 10, a valve needle 20, and a noise reduction portion.
- the nut assembly 60 is coupled to the valve seat;
- the lead screw 50 is movably disposed within the nut assembly 60;
- the valve seat core 10 is located within the valve seat and has a valve port 11;
- the valve needle 20 includes mating with the inner wall of the valve seat core 10
- the main body portion 21 and the needle head 22 located below the main body portion 21 and engaged with the valve port 11, the valve needle 20 has a closed position for closing the valve port 11 and an open position for avoiding the valve port 11, and the screw rod 50 drives the valve needle 20 to be closed.
- the noise reduction portion includes a first rotation stop portion and a second rotation stop portion that cooperate with each other, and one of the first rotation stop portion and the second rotation stop portion is disposed on the valve seat core 10, and One is disposed on the main body portion 21.
- the electronic expansion valve includes a noise reduction portion
- the noise reduction portion includes a first rotation stop portion and a second rotation stop portion
- one of the first rotation stop portion and the second rotation stop portion is disposed at the valve
- the other of the core 10 is disposed on the main body portion 21.
- the electronic expansion valve further includes a coil and a rotor 40.
- the coil drives the rotor 40 to rotate
- the lead screw 50 is coupled to the rotor 40
- the rotor 40 drives the screw 50 to rotate.
- the nut assembly 60 cooperates with the lead screw 50 to convert the rotational motion of the lead screw 50 into a linear motion.
- the end of the screw 50 away from the rotor 40 is connected to the valve needle 20 to close the valve needle 20. Move between position and open position.
- the first rotation stop portion of the rotation pin 33a, the side wall of the valve seat core 10 or the valve needle 20 is provided with a mounting portion for mounting the rotation preventing pin 33a.
- the second rotation stop portion is a second groove 31 that cooperates with the rotation stop pin 33a.
- the above-mentioned rotation preventing pin 33a will cooperate with the second groove 31, thereby avoiding the main body portion 21 and the valve.
- the relative rotation of the core 10 occurs, thereby reducing friction and impact due to relative rotation between the main body portion 21 and the valve seat core 10, reducing noise and increasing comfort.
- the above structure is simple and easy to process and assemble.
- the mounting portion is a mounting hole 32, and the axis of the rotation preventing pin 33a is perpendicular to the axis of the valve needle 20, and the main body portion 21 of the valve needle 20 of the electronic expansion valve and the valve
- the end portion of the rotation preventing pin 33a and the side wall of the second groove 31 cooperate with each other, thereby avoiding the occurrence of relative rotation of the main body portion 21 and the valve seat core 10, thereby reducing the number of rotations. Due to the friction and impact between the main body portion 21 and the valve seat core 10 due to relative rotation, noise is reduced and comfort is increased.
- the above structure is simple and easy to process and assemble.
- the above-mentioned rotation preventing pin 33a is fixed in the mounting hole 32 by welding or an adhesive.
- the rotation preventing pin 33a protrudes from the height of the valve seat core 10 or the valve needle 20 to be smaller than the depth of the second groove 31.
- the above structure reduces the probability of mutual contact between the end surface of the rotation preventing pin 33a and the bottom surface of the second groove 31, thereby reducing the friction between the end surface of the rotation preventing pin 33a and the bottom surface of the second groove 31. Noise improves the user experience.
- the electronic expansion valve of the second embodiment differs from the above embodiment in the shape of the rotation preventing pin and the mounting portion fitted thereto.
- the mounting portion is a third recess 34
- the axis of the rotation preventing pin 33b is parallel to the axis of the valve needle 20
- the rotation preventing pin 33b is partially disposed in the second recess 31
- the other portion is disposed in the second recess 31.
- the third groove 34 is inside.
- the side wall of the rotation preventing pin 33b and the side wall of the second groove 31 cooperate with each other, thereby avoiding the main body portion 21 and The relative rotation of the valve seat core 10 occurs, thereby reducing friction and impact due to relative rotation between the main body portion 21 and the valve seat core 10, reducing noise and increasing comfort.
- the above structure is simple and easy to process and assemble.
- the above-mentioned rotation preventing pin 33b is fixed in the third recess 34 by welding or an adhesive.
- the diameter of the rotation preventing pin 33b is smaller than the sum of the groove depths of the second groove 31 and the third groove 34.
- the above structure reduces the probability of mutual contact between the side wall of the rotation preventing pin 33b and the bottom surface of the second groove 31, thereby reducing the friction between the bottom surface of the second groove 31 of the side wall of the rotation preventing pin 33b.
- the noise improves the user experience.
- the electronic expansion valve of the third embodiment differs from the first embodiment in the specific structure of the noise reduction portion.
- the first rotation stop is a first protrusion
- the second rotation stop is a first groove that cooperates with the first protrusion.
- the first projection is disposed on the main body portion 21, and the first recess is disposed on the valve seat core 10 as an example for explanation.
- the side walls cooperate with each other, and the side wall of the first groove acts as a stop for the side wall of the first protrusion, thereby avoiding the relative rotation of the main body portion 21 and the valve seat core 10, thereby reducing the main body
- the friction and impact between the portion 21 and the valve seat core 10 due to relative rotation reduce noise and increase comfort.
- the first bump can also
- the first recess is disposed on the main body portion 21, and the first protrusion and the first recess are matched in the same manner as described above, and details are not described herein again.
- the projections and grooves have a simple structure and are easy to process.
- the height of the first protrusion is smaller than the depth of the first groove.
- the electronic expansion valve of the fourth embodiment differs from the third embodiment in the specific structure of the valve seat core 10.
- the valve seat core 10 includes a valve core seat body 12 and a snap ring 13 located above the valve core seat body 12 and independent of the valve core seat body 12, and the first rotation stop portion is disposed on the snap ring On the inner wall of the first wall, the first rotation stop is a second projection 35, and the second rotation stop is a fourth recess 36 that cooperates with the second projection 35.
- the above structure has two advantages: on the one hand, when the main body portion 21 of the valve needle 20 of the electronic expansion valve and the valve seat core 10 are relatively rotated, the side wall of the second protrusion 35 and the fourth groove 36 are The side walls will cooperate with each other, thereby avoiding the relative rotation of the main body portion 21 and the valve seat core 10, thereby reducing the friction and impact between the main body portion 21 and the valve seat core 10 due to relative rotation, and reducing The noise increased the comfort.
- the above structure is simple and easy to process and assemble.
- the height of the second protrusion 35 is smaller than the groove depth of the fourth groove 36.
- the above structure reduces the probability of mutual contact between the top surface of the second protrusion 35 and the bottom surface of the fourth groove 36, thereby reducing the mutual relationship between the top surface of the second protrusion 35 and the bottom surface of the fourth groove 36.
- the noise generated by friction improves the user experience.
- the electronic expansion valve of the fifth embodiment differs from the third embodiment in the position of the first rotation preventing portion.
- the first rotation stop portion is a first protrusion
- the second rotation stop portion is a first groove that cooperates with the first protrusion.
- the first projection is disposed on the nut assembly 60
- the first recess is disposed on the main body portion 21, and the valve seat core 10 has a notch that avoids the first projection.
- the first protrusion cooperates with the first groove through the notch.
- the side wall of the first projection on the nut assembly 60 will be the side of the first groove on the main body portion 21.
- the walls cooperate with each other, and the side walls of the first recess act as a stop for the side walls of the first projection, thereby avoiding the relative rotation of the main body portion 21 and the nut assembly 60. Since the nut assembly 60 and the valve seat core 10 are relatively stationary, the above structure avoids relative rotation between the main body portion 21 and the valve seat core 10, thereby reducing the relative rotation between the main body portion 21 and the valve seat core 10 due to relative rotation. Friction and impact reduce noise and increase comfort.
- first protrusion can also be disposed on the main body portion 21, and the first recess is disposed on the nut assembly 60.
- the manner in which the first protrusion and the first recess are matched is the same as that described above, and details are not described herein again.
- the height of the first protrusion is smaller than the sum of the radial depth of the notch avoiding the first protrusion and the depth of the first groove.
- the upper end of the valve seat core 10 is fitted into the lower end of the nut assembly 60, that is, the nut assembly is set in the valve seat core.
- the outer diameter of the lower end portion of the nut assembly 60 can be set to match the inner diameter of the upper end portion of the valve seat core 10, that is, the lower end portion of the nut assembly 60 is fitted to the upper end portion of the valve seat core 10.
- the inside so that when the first rotation stop is the first projection, It is also possible to provide a nut assembly 60 that cooperates with a first recess provided in the body portion 21 to achieve the desired technical effects of the present invention.
- a refrigeration apparatus comprising: an electronic expansion valve, the electronic expansion valve being the above-described electronic expansion valve. Since the electronic expansion valve has the advantage of low noise, the refrigeration apparatus having the electronic expansion valve also has the above advantages.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Lift Valve (AREA)
- Details Of Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
Description
Claims (12)
- 一种电子膨胀阀,其特征在于,包括:阀座;螺母组件(60),连接在所述阀座上;丝杆(50),可移动地设置在所述螺母组件(60)内;阀座芯(10),位于所述阀座内并具有阀口(11);阀针(20),所述阀针(20)包括与所述阀座芯(10)的内壁配合的主体部(21)以及位于所述主体部(21)下方并与所述阀口(11)配合的针头部(22),所述阀针(20)具有封闭所述阀口(11)的关闭位置以及避让所述阀口(11)的开启位置,所述丝杆(50)驱动所述阀针(20)在所述关闭位置与所述开启位置之间移动;降噪部,包括相互配合的第一止转部及第二止转部,所述第一止转部和所述第二止转部中的一个设置在所述阀座芯(10)或所述螺母组件(60)上,另一个设置在所述主体部(21)上。
- 根据权利要求1所述的电子膨胀阀,其特征在于,所述第一止转部为第一凸起,所述第二止转部为与所述第一凸起配合的第一凹槽。
- 根据权利要求2所述的电子膨胀阀,其特征在于,所述第一凸起设置在所述螺母组件(60)上,所述阀座芯(10)具有避让所述第一凸起的缺口,所述第一凹槽设置在所述主体部(21)上。
- 根据权利要求2或3所述的电子膨胀阀,其特征在于,所述第一凸起和所述第一凹槽之间具有间隙。
- 根据权利要求1所述的电子膨胀阀,其特征在于,所述第一止转部为止转销,所述阀座芯(10)的侧壁上或者所述阀针(20)上设置有用于安装所述止转销的安装部,所述第二止转部为与所述止转销配合的第二凹槽(31)。
- 根据权利要求5所述的电子膨胀阀,其特征在于,所述安装部为安装孔(32),所述止转销的轴线与所述阀针(20)的轴线垂直,所述止转销的端部与所述第二凹槽(31)相配合。
- 根据权利要求6所述的电子膨胀阀,其特征在于,所述止转销突出于所述阀座芯(10)或者所述阀针(20)的高度小于所述第二凹槽(31)的深度。
- 根据权利要求5所述的电子膨胀阀,其特征在于,所述安装部为第三凹槽(34),所述止转销的轴线与所述阀针(20)的轴线平行,所述止转销一部分设置于所述第二凹槽(31)内,另一部分设置于所述第三凹槽(34)内。
- 根据权利要求8所述的电子膨胀阀,其特征在于,所述止转销的直径小于所述第二凹槽(31)与所述第三凹槽(34)的槽深之和。
- 根据权利要求1所述的电子膨胀阀,其特征在于,所述阀座芯(10)包括阀芯座本体(12)及位于所述阀芯座本体(12)的上方并独立于所述阀芯座本体(12)的卡环(13),所述第一止转部设置在所述卡环(13)的内壁上,所述第一止转部为第二凸起(35),所述第二止转部为与所述第二凸起(35)配合的第四凹槽(36)。
- 根据权利要求10所述的电子膨胀阀,其特征在于,所述第二凸起(35)的高度小于所述第四凹槽(36)的槽深。
- 一种制冷设备,包括电子膨胀阀,其特征在于,所述电子膨胀阀为权利要求1至11中任一项所述的电子膨胀阀。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018561243A JP6797214B2 (ja) | 2016-05-25 | 2017-05-25 | 電子膨張弁及びこの電子膨張弁を有する冷凍デバイス |
KR1020187037229A KR20190010632A (ko) | 2016-05-25 | 2017-05-25 | 전자 팽창 밸브 및 이를 구비하는 냉각 장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610354894.3 | 2016-05-25 | ||
CN201610354894.3A CN107435753B (zh) | 2016-05-25 | 2016-05-25 | 电子膨胀阀及具有其的制冷设备 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017202366A1 true WO2017202366A1 (zh) | 2017-11-30 |
Family
ID=60412075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2017/085927 WO2017202366A1 (zh) | 2016-05-25 | 2017-05-25 | 电子膨胀阀及具有其的制冷设备 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP6797214B2 (zh) |
KR (1) | KR20190010632A (zh) |
CN (1) | CN107435753B (zh) |
WO (1) | WO2017202366A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110939747A (zh) * | 2018-09-25 | 2020-03-31 | 浙江三花智能控制股份有限公司 | 一种电子膨胀阀 |
KR20200094213A (ko) * | 2018-03-23 | 2020-08-06 | 제지앙 산후아 인텔리전트 컨트롤즈 컴퍼니 리미티드 | 전자 팽창 밸브 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111140687A (zh) * | 2018-11-06 | 2020-05-12 | 浙江三花智能控制股份有限公司 | 电子膨胀阀 |
CN111963696A (zh) * | 2019-05-20 | 2020-11-20 | 苏州华越金属有限公司 | 电子膨胀阀 |
CN112901801B (zh) * | 2019-11-19 | 2022-02-11 | 浙江盾安禾田金属有限公司 | 电子膨胀阀 |
CN112963614A (zh) * | 2019-11-27 | 2021-06-15 | 浙江盾安禾田金属有限公司 | 降噪套以及电子膨胀阀 |
CN113339511A (zh) * | 2020-03-03 | 2021-09-03 | 浙江盾安禾田金属有限公司 | 电子膨胀阀螺母座结构及其安装方法 |
CN113566460A (zh) * | 2020-04-26 | 2021-10-29 | 浙江三花智能控制股份有限公司 | 电子膨胀阀 |
CN113566459A (zh) * | 2020-04-26 | 2021-10-29 | 浙江三花智能控制股份有限公司 | 电子膨胀阀 |
CN216742868U (zh) * | 2021-03-17 | 2022-06-14 | 盾安汽车热管理科技有限公司 | 电子膨胀阀 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1297518A (zh) * | 1999-03-26 | 2001-05-30 | 株式会社鹭宫制作所 | 电动阀 |
JP2006097947A (ja) * | 2004-09-29 | 2006-04-13 | Fuji Koki Corp | 電動弁 |
CN201251328Y (zh) * | 2008-07-17 | 2009-06-03 | 浙江中宝自控元件有限公司 | 一种低噪音电子膨胀阀 |
CN103115190A (zh) * | 2011-11-16 | 2013-05-22 | 浙江三花股份有限公司 | 一种电子膨胀阀及其加工方法 |
CN104565401A (zh) * | 2013-10-22 | 2015-04-29 | 浙江盾安人工环境股份有限公司 | 一种电子膨胀阀 |
CN105333197A (zh) * | 2014-08-08 | 2016-02-17 | 浙江三花股份有限公司 | 一种电动阀及其止动装置、止动导轨的安装方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5811376Y2 (ja) * | 1982-02-19 | 1983-03-03 | シチズン時計株式会社 | 流体制御装置 |
JPS58191383A (ja) * | 1982-05-06 | 1983-11-08 | Syst Hoomuzu:Kk | 電子膨張弁 |
JPS5983256U (ja) * | 1982-11-26 | 1984-06-05 | 小島プレス工業株式会社 | ダイヤル式圧力制御装置 |
JPH11190450A (ja) * | 1997-12-26 | 1999-07-13 | Citizen Watch Co Ltd | 流量制御弁 |
JP3825569B2 (ja) * | 1998-10-13 | 2006-09-27 | 株式会社鷺宮製作所 | 制御弁 |
JP4069312B2 (ja) * | 1999-02-03 | 2008-04-02 | 株式会社鷺宮製作所 | 電動式コントロールバルブ |
JP2002089731A (ja) * | 2000-07-10 | 2002-03-27 | Toshiba Corp | 電動流量調整弁及び冷凍サイクル装置 |
JP2006010004A (ja) * | 2004-06-28 | 2006-01-12 | Saginomiya Seisakusho Inc | 電動式コントロールバルブ |
JP4476775B2 (ja) * | 2004-10-29 | 2010-06-09 | 株式会社鷺宮製作所 | 電動式コントロールバルブおよび冷凍サイクル装置 |
CN101956830B (zh) * | 2009-07-17 | 2013-06-12 | 浙江三花股份有限公司 | 电子膨胀阀 |
CN101994839B (zh) * | 2009-08-10 | 2012-10-03 | 浙江三花股份有限公司 | 电子控制阀 |
CN102454818A (zh) * | 2010-10-15 | 2012-05-16 | 浙江三花股份有限公司 | 一种电动阀 |
CN203686165U (zh) * | 2014-01-17 | 2014-07-02 | 浙江盾安禾田金属有限公司 | 一种大型电子膨胀阀 |
CN104896810A (zh) * | 2014-03-05 | 2015-09-09 | 浙江盾安禾田金属有限公司 | 一种电子膨胀阀 |
CN103836851B (zh) * | 2014-03-25 | 2016-06-22 | 浙江三花股份有限公司 | 一种电子膨胀阀的阀座组件及其制造方法 |
-
2016
- 2016-05-25 CN CN201610354894.3A patent/CN107435753B/zh active Active
-
2017
- 2017-05-25 KR KR1020187037229A patent/KR20190010632A/ko not_active IP Right Cessation
- 2017-05-25 WO PCT/CN2017/085927 patent/WO2017202366A1/zh active Application Filing
- 2017-05-25 JP JP2018561243A patent/JP6797214B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1297518A (zh) * | 1999-03-26 | 2001-05-30 | 株式会社鹭宫制作所 | 电动阀 |
JP2006097947A (ja) * | 2004-09-29 | 2006-04-13 | Fuji Koki Corp | 電動弁 |
CN201251328Y (zh) * | 2008-07-17 | 2009-06-03 | 浙江中宝自控元件有限公司 | 一种低噪音电子膨胀阀 |
CN103115190A (zh) * | 2011-11-16 | 2013-05-22 | 浙江三花股份有限公司 | 一种电子膨胀阀及其加工方法 |
CN104565401A (zh) * | 2013-10-22 | 2015-04-29 | 浙江盾安人工环境股份有限公司 | 一种电子膨胀阀 |
CN105333197A (zh) * | 2014-08-08 | 2016-02-17 | 浙江三花股份有限公司 | 一种电动阀及其止动装置、止动导轨的安装方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200094213A (ko) * | 2018-03-23 | 2020-08-06 | 제지앙 산후아 인텔리전트 컨트롤즈 컴퍼니 리미티드 | 전자 팽창 밸브 |
KR102276928B1 (ko) | 2018-03-23 | 2021-07-13 | 제지앙 산후아 인텔리전트 컨트롤즈 컴퍼니 리미티드 | 전자 팽창 밸브 |
CN110939747A (zh) * | 2018-09-25 | 2020-03-31 | 浙江三花智能控制股份有限公司 | 一种电子膨胀阀 |
CN110939747B (zh) * | 2018-09-25 | 2023-09-12 | 浙江三花智能控制股份有限公司 | 一种电子膨胀阀 |
Also Published As
Publication number | Publication date |
---|---|
CN107435753A (zh) | 2017-12-05 |
KR20190010632A (ko) | 2019-01-30 |
CN107435753B (zh) | 2019-12-24 |
JP2019516941A (ja) | 2019-06-20 |
JP6797214B2 (ja) | 2020-12-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2017202366A1 (zh) | 电子膨胀阀及具有其的制冷设备 | |
US20200355274A9 (en) | Electronic expansion valve | |
WO2019179517A1 (zh) | 电子膨胀阀 | |
JP6310161B2 (ja) | 電子式膨張弁 | |
WO2017221612A1 (ja) | 電動弁 | |
JP6270650B2 (ja) | 電動弁 | |
CN207880164U (zh) | 电子膨胀阀 | |
WO2013000390A1 (zh) | 一种电子膨胀阀 | |
CN106286936B (zh) | 电子膨胀阀 | |
JPWO2017221370A1 (ja) | 電動弁 | |
CN108361386A (zh) | 电子膨胀阀 | |
JP6832172B2 (ja) | 電動弁および冷凍サイクルシステム | |
JPWO2018062376A1 (ja) | 電動弁 | |
WO2019179516A1 (zh) | 电子膨胀阀 | |
TWI449259B (zh) | 用來調整天線模組角度之螺桿機構及其天線系統 | |
JP2023551847A (ja) | 弁ニードル組立体、電子膨張弁及び冷却機器 | |
JP6864042B2 (ja) | 電動弁 | |
WO2019179518A1 (zh) | 电子膨胀阀 | |
JP2016211726A (ja) | 電動弁 | |
WO2017217114A1 (ja) | 電動弁 | |
WO2019105037A1 (zh) | 泵体组件、压缩机及空调器 | |
JP7356521B2 (ja) | 電子膨張弁及びその取り付け方法 | |
JP2021107743A (ja) | 電動弁 | |
WO2020132967A1 (zh) | 电子膨胀阀 | |
JPH0313460B2 (zh) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2018561243 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 17802212 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 20187037229 Country of ref document: KR Kind code of ref document: A |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 17802212 Country of ref document: EP Kind code of ref document: A1 |