WO2022247892A1 - Electronic multi-stage composite matrix type throttle orifice plate - Google Patents
Electronic multi-stage composite matrix type throttle orifice plate Download PDFInfo
- Publication number
- WO2022247892A1 WO2022247892A1 PCT/CN2022/095152 CN2022095152W WO2022247892A1 WO 2022247892 A1 WO2022247892 A1 WO 2022247892A1 CN 2022095152 W CN2022095152 W CN 2022095152W WO 2022247892 A1 WO2022247892 A1 WO 2022247892A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- throttle
- plate
- microcomputer control
- fan blades
- refrigerant
- Prior art date
Links
- 239000011159 matrix material Substances 0.000 title claims abstract description 15
- 239000002131 composite material Substances 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 abstract description 20
- 230000008020 evaporation Effects 0.000 abstract description 17
- 239000003507 refrigerant Substances 0.000 abstract description 17
- 238000005057 refrigeration Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- F25B39/00—Evaporators; Condensers
-
- 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
- F25B49/00—Arrangement or mounting of control or safety devices
-
- 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
- an electronic multi-stage composite matrix throttle orifice plate including a throttle plate, the throttle plate is provided with guide holes, and the guide holes are provided with There are fan blades, and the throttle plate is connected with a microcomputer control board for controlling the opening and closing of the fan blades, and a microprocessor connected with the microcomputer control board is arranged outside the throttle plate.
- Fig. 1 is a front view of the present invention.
Abstract
The present invention relates to the technical field of refrigerating orifice plate-based throttling, and in particular to an electronic multi-stage composite matrix type throttle orifice plate. The present invention comprises a throttle plate; the throttle plate is provided with flow guide holes; fan blades are provided on the flow guide holes; the throttle plate is connected to a microcomputer control panel for controlling the fan blades to open and close; and a microprocessor connected to the microcomputer control panel is provided outside the throttle plate. The throttle plate is installed in a refrigerant pipeline at a front end of an evaporator of a refrigerating device. According to parameters such as a temperature required for evaporation, refrigerant quality, a refrigerant flow rate, and a throttle pressure difference, the microcomputer control panel controls opening/closing quantity, an opening degree, and an array of the fan blades, so that the refrigerant can reach a required throttle temperature, thereby meeting a requirement on a dynamically changing evaporation temperature. When the evaporation temperature dynamically changes, the microprocessor can send instruction information to the microcomputer control panel in real time, and can control the opening/closing quantity, opening degree, and array of the fan blades, so as to adapt to the dynamic change of the evaporation temperature.
Description
本发明涉及制冷孔板节流技术领域，具体涉及一种电子多级复合矩阵式节流孔板。The invention relates to the technical field of cooling orifice throttling, in particular to an electronic multi-stage composite matrix throttling orifice.
节流孔板是制冷设备常用的一种冷媒节流膨胀机构，用于以一个固定的节流质量来获取一个固定的节流温度。现在的都是单孔径固定式孔板，用于单一蒸发温度下的冷媒节流膨胀，或者作为电子节流阀的固定式分流旁路。缺点是只能提供一个单一的节流量和节流温度。在一些制冷设备中，其蒸发温度是需要动态变化的，现有的任何节流装置无法适用于动态变化的蒸发温度。The throttling orifice is a kind of refrigerant throttling expansion mechanism commonly used in refrigeration equipment, which is used to obtain a fixed throttling temperature with a fixed throttling mass. The current ones are all single-diameter fixed orifice plates, which are used for throttling and expansion of refrigerant at a single evaporation temperature, or as a fixed shunt bypass for electronic throttle valves. The disadvantage is that only a single throttling amount and throttling temperature can be provided. In some refrigeration equipment, the evaporation temperature needs to be changed dynamically, and any existing throttling device cannot be adapted to the dynamically changed evaporation temperature.
上述问题是本领域亟需解决的问题。The above-mentioned problems are urgent problems to be solved in this area.
本发明要解决的技术问题是提供一种电子多级复合矩阵式节流孔板，能够实现动态变化的冷媒节流温度，从而适用于有动态蒸发温度要求的制冷设备。The technical problem to be solved by the present invention is to provide an electronic multi-stage composite matrix throttling orifice plate, which can realize dynamically changing throttling temperature of the refrigerant, so that it is suitable for refrigeration equipment with dynamic evaporation temperature requirements.
为了解决上述技术问题，本发明提供的方案是：一种电子多级复合矩阵式节流孔板，包括节流板，所述节流板上设置有导流孔，所述导流孔上设置有扇叶，所述节流板上连接设置有控制所述扇叶开启闭合的微电脑控制板，所述节流板外部设置有与所述微电脑控制板连接的微处理器。In order to solve the above technical problems, the solution provided by the present invention is: an electronic multi-stage composite matrix throttle orifice plate, including a throttle plate, the throttle plate is provided with guide holes, and the guide holes are provided with There are fan blades, and the throttle plate is connected with a microcomputer control board for controlling the opening and closing of the fan blades, and a microprocessor connected with the microcomputer control board is arranged outside the throttle plate.
作为本发明的进一步改进，所述微处理器连接设置有若干传感器。As a further improvement of the present invention, the microprocessor is connected with several sensors.
作为本发明的进一步改进，所述导流孔呈矩阵式排列。As a further improvement of the present invention, the guide holes are arranged in a matrix.
作为本发明的进一步改进，所述扇叶通过步进伺服传动机构传动控制。As a further improvement of the present invention, the fan blade is driven and controlled by a stepping servo transmission mechanism.
作为本发明的进一步改进，所述节流板采用硬质合金材质制造。As a further improvement of the present invention, the throttle plate is made of cemented carbide.
本发明的有益效果：Beneficial effects of the present invention:
本发明结构合理，将节流板安装在制冷设备蒸发器前端的冷媒管路中，依照蒸发所需的温度、冷媒质量、冷媒流速、节流压差等参数，微电脑控制板控制扇叶开启闭合的数量、开度、阵列，使得冷媒能够达到需要的节流温度，满足动态变化的蒸发温度要求。当蒸发温度动态变化时，微处理器能够实时向微电脑控制板发送指令信息，能够实时控制扇叶开启闭合的数量、开度、阵列，从而适用于蒸发温度动态变化的制冷设备中。The invention has a reasonable structure. The throttling plate is installed in the refrigerant pipeline at the front end of the evaporator of the refrigeration equipment. According to parameters such as the temperature required for evaporation, refrigerant quality, refrigerant flow rate, and throttling pressure difference, the microcomputer control board controls the opening and closing of the fan blades. The number, opening, and array of the refrigerant can reach the required throttling temperature and meet the dynamically changing evaporation temperature requirements. When the evaporating temperature changes dynamically, the microprocessor can send instruction information to the microcomputer control board in real time, and can control the number, opening and array of fan blades opening and closing in real time, so it is suitable for refrigeration equipment with dynamic evaporating temperature changes.
图1是本发明的主视图。Fig. 1 is a front view of the present invention.
附图标记：1、节流板；2、导流孔；3、扇叶；4、微电脑控制板；5、微处理器；6、传感器。Reference signs: 1. throttle plate; 2. diversion hole; 3. fan blade; 4. microcomputer control board; 5. microprocessor; 6. sensor.
下面结合附图和具体实施例对本发明作进一步说明，以使本领域的技术人员可以更好地理解本发明并能予以实施，但所举实施例不作为对本发明的限定。The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the present invention and implement it, but the examples given are not intended to limit the present invention.
参照图1所示，为本发明的一实施例，如图1所示，本实施例的电子多级复合矩阵式节流孔板，包括节流板1，节流板1上设置有导流孔2，导流孔2上设置有扇叶3，节流板1上连接设置有控制扇叶3开启闭合的微电脑控制板4，节流板1外部设置有与微电脑控制板4连接的微处理器5。将节流板1安装在制冷设备蒸发器前端的冷媒管路中，在制冷设备的蒸发温度需要动态变化时，微处理器5能够依照蒸发所需的温度、冷媒质量、冷媒流速、节流压差等参数向微电脑控制板4发送实时指令信号，实时控制扇叶3的开启和闭合的状态，从而改变导流孔2的阵列孔径，使得冷媒可以通过不同孔径的导流孔2，从而达到动态变化的蒸发温度。Referring to Fig. 1, it is an embodiment of the present invention. As shown in Fig. 1, the electronic multi-stage composite matrix throttle orifice of this embodiment includes a throttle plate 1, and the throttle plate 1 is provided with a guide Hole 2, the fan blade 3 is arranged on the guide hole 2, the microcomputer control board 4 that controls the opening and closing of the fan blade 3 is connected to the throttle plate 1, and the microcomputer control board 4 connected to the microcomputer control board 4 is provided outside the throttle plate 1 device 5. Install the throttling plate 1 in the refrigerant pipeline at the front end of the evaporator of the refrigeration equipment. When the evaporation temperature of the refrigeration equipment needs to change dynamically, the microprocessor 5 can Differential parameters send real-time instruction signals to the microcomputer control board 4 to control the opening and closing states of the fan blades 3 in real time, thereby changing the array aperture of the diversion holes 2, so that the refrigerant can pass through the diversion holes 2 of different apertures, thereby achieving dynamic cooling. Varying evaporation temperature.
本实施例中，由于孔径以及压差等因素的变化会对蒸发温度造成影响，从而在微处理器5连接设置有若干传感器6，通过传感器6的工作，能够及时反馈蒸发温度、蒸发压力的变化，并向微处理器5发送反馈信号，使得微处理器5能够实时向微电脑控制板4发送动态指令信号，从而改变导流孔2开启闭合的状态，使得冷媒保持在所需的蒸发温度。In this embodiment, since changes in factors such as pore diameter and pressure difference will affect the evaporation temperature, several sensors 6 are connected to the microprocessor 5, and through the work of the sensors 6, changes in evaporation temperature and evaporation pressure can be fed back in time , and send a feedback signal to the microprocessor 5, so that the microprocessor 5 can send a dynamic command signal to the microcomputer control board 4 in real time, thereby changing the opening and closing state of the guide hole 2, so that the refrigerant is kept at the required evaporation temperature.
本实施例中，导流孔2呈矩阵式排列。能够增加导流孔2开启闭合的孔径阵列数量，从而能够适用于蒸发温度动态变化的制冷设备。In this embodiment, the guide holes 2 are arranged in a matrix. The number of open and closed aperture arrays of the guide holes 2 can be increased, so that it can be applied to refrigeration equipment with dynamic changes in evaporation temperature.
本实施例中，扇叶3通过步进伺服传动机构传动控制，步进伺服传动机构包括伺服电机以及与扇叶3连接的蜗杆，伺服电机能够准确的控制蜗杆转动的角度，从而提高扇叶3开启闭合的精度。In this embodiment, the fan blade 3 is driven and controlled by a stepping servo transmission mechanism. The stepping servo transmission mechanism includes a servo motor and a worm connected to the fan blade 3. The servo motor can accurately control the rotation angle of the worm, thereby improving the speed of the fan blade 3. Turns on the precision of the closure.
本实施例中，节流板1采用硬质合金材质制造，从而满足使用的安全性、可靠性要求。In this embodiment, the throttling plate 1 is made of cemented carbide, so as to meet the safety and reliability requirements of use.
实际工作时，还能够将多个电子多级复合矩阵式节流孔板进行叠加使用，将多层叠加的节流板1安装在制冷设备蒸发器前端的冷媒管路中，通过微电脑控制板4控制任一导流孔2开启闭合的状态，从而能够实现冷媒管路中冷媒温度多变的控制。能够适用于蒸发温度复杂多变的制冷设备，满足极端复杂环境下的制冷、制热需求。In actual work, multiple electronic multi-stage composite matrix throttling orifice plates can also be superimposed and used, and the multi-layer stacked throttling plate 1 is installed in the refrigerant pipeline at the front end of the evaporator of the refrigeration equipment, through the microcomputer control board 4 Controlling the opening and closing state of any diversion hole 2 can realize variable temperature control of the refrigerant in the refrigerant pipeline. It can be applied to refrigeration equipment with complex and variable evaporating temperatures, and can meet the cooling and heating needs in extremely complex environments.
以上所述实施例仅是为充分说明本发明而所举的较佳的实施例，本发明的保护范围不限于此。本技术领域的技术人员在本发明基础上所作的任何替代或变换，均在本发明的保护范围之内。本发明的保护范围以权利要求书为准。The above-mentioned embodiments are only preferred embodiments for fully illustrating the present invention, and the protection scope of the present invention is not limited thereto. Any substitution or transformation made by those skilled in the art on the basis of the present invention falls within the protection scope of the present invention. The protection scope of the present invention shall be determined by the claims.
Claims (5)
- 一种电子多级复合矩阵式节流孔板，其特征在于，包括节流板（1），所述节流板（1）上设置有导流孔（2），所述导流孔（2）上设置有扇叶（3），所述节流板（1）上连接设置有控制所述扇叶（3）开启闭合的微电脑控制板（4），所述节流板（1）外部设置有与所述微电脑控制板（4）连接的微处理器（5）。An electronic multi-stage composite matrix throttle orifice plate, characterized in that it includes a throttle plate (1), and the throttle plate (1) is provided with a flow guide hole (2), and the flow guide hole (2 ) is provided with fan blades (3), the throttle plate (1) is connected with a microcomputer control board (4) for controlling the opening and closing of the fan blades (3), and the throttle plate (1) is externally set There is a microprocessor (5) connected with the microcomputer control board (4).
- 如权利要求1所述的一种电子多级复合矩阵式节流孔板，其特征在于，所述微处理器（5）连接设置有若干传感器（6）。The electronic multi-stage composite matrix throttle orifice according to claim 1, characterized in that the microprocessor (5) is connected with several sensors (6).
- 如权利要求2所述的一种电子多级复合矩阵式节流孔板，其特征在于，所述导流孔（2）呈矩阵式排列。The electronic multi-stage composite matrix throttling orifice plate according to claim 2, characterized in that the guide holes (2) are arranged in a matrix.
- 如权利要求1所述的一种电子多级复合矩阵式节流孔板，其特征在于，所述扇叶（3）通过步进伺服传动机构传动控制。The electronic multi-stage composite matrix throttling orifice according to claim 1, characterized in that the fan blade (3) is driven and controlled by a stepping servo transmission mechanism.
- 如权利要求1所述的一种电子多级复合矩阵式节流孔板，其特征在于，所述节流板（1）采用硬质合金材质制造。The electronic multi-stage composite matrix throttling orifice plate according to claim 1, characterized in that, the throttling plate (1) is made of cemented carbide.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110591289.9 | 2021-05-28 | ||
| CN202110591289.9A CN113124589A (en) | 2021-05-28 | 2021-05-28 | Electronic multi-stage composite matrix type throttle orifice plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2022247892A1 true WO2022247892A1 (en) | 2022-12-01 |
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ID=76782802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2022/095152 WO2022247892A1 (en) | 2021-05-28 | 2022-05-26 | Electronic multi-stage composite matrix type throttle orifice plate |
Country Status (2)
| Country | Link |
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| CN (1) | CN113124589A (en) |
| WO (1) | WO2022247892A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124589A (en) * | 2021-05-28 | 2021-07-16 | 爱法科技(无锡)有限公司 | Electronic multi-stage composite matrix type throttle orifice plate |
| CN113137680A (en) * | 2021-05-28 | 2021-07-20 | 爱法科技(无锡)有限公司 | Refrigeration and heating equipment with variable evaporation temperature and condensation temperature |
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| CN113137680A (en) * | 2021-05-28 | 2021-07-20 | 爱法科技(无锡)有限公司 | Refrigeration and heating equipment with variable evaporation temperature and condensation temperature |
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|---|---|
| CN113124589A (en) | 2021-07-16 |
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