CN110886700A - Controller cooling mechanism of horizontal scroll compressor and scroll compressor - Google Patents
Controller cooling mechanism of horizontal scroll compressor and scroll compressor Download PDFInfo
- Publication number
- CN110886700A CN110886700A CN201911318283.3A CN201911318283A CN110886700A CN 110886700 A CN110886700 A CN 110886700A CN 201911318283 A CN201911318283 A CN 201911318283A CN 110886700 A CN110886700 A CN 110886700A
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- CN
- China
- Prior art keywords
- controller
- pipeline
- scroll compressor
- temperature
- shell
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
Abstract
The invention provides a controller cooling mechanism of a horizontal scroll compressor and the scroll compressor; the horizontal scroll compressor comprises a controller, a scroll, a bracket, a driving system, a shell, a front cover and a rear cover; the controller is arranged on the mounting point of the shell of the compressor; one end of the controller box board is provided with a pipeline port, the pipeline port is connected with the rear side of the evaporator through a pipeline, a pipeline is arranged in the shell, the pipeline and the controller cover board form a cavity in the shell, and the tail end of the cavity is provided with an outlet; the pipeline port is provided with an electromagnetic valve, and when the temperature of the controller exceeds an allowable value, the electromagnetic valve is opened to introduce a low-temperature refrigerant; the controller is provided with a metal plastic composite cover plate for separating the interior of the controller from the external environment. According to the invention, the low-temperature and low-pressure coolant at the rear side of the evaporator is introduced into the controller through the pipeline port, the internal environment temperature of the controller is reduced, the controller is prevented from being burnt out, the thermal resistance of the cover plate of the controller is increased, and the heat transfer of the environment to the controller is slowed down.
Description
Technical Field
The invention relates to a scroll compressor, in particular to a controller cooling mechanism of a horizontal scroll compressor and the scroll compressor.
Background
The scroll compressor mainly comprises a control part, a driving part, a compression part, an exhaust device and a controller, wherein the compression part is provided with a pair of scroll disks, a fixed disk and a movable disk, and the fixed disk is meshed with the movable disk. The main compression process of the scroll compressor is realized by the pair of scrolls. Air is compressed into high-temperature high-pressure gas through a scroll, the high-temperature high-pressure gas is discharged from an exhaust hole in the center of the fixed disc, and the high-temperature high-pressure gas is discharged from an exhaust pipe after circulating to the inner space of the compressor. There are two types of scroll compressors on the market today. The first is a high-temperature high-pressure chamber compressor: that is, the motor and the scroll are mostly positioned in the high-temperature high-pressure cavity at the exhaust end. The second is a low-temperature low-pressure cavity compressor: the motor and the scroll are mostly positioned in a low-temperature low-pressure cavity at the suction end. The controller is generally arranged at the outer side of the compressor and is arranged at different positions according to different requirements; the controller is internally composed of a circuit board, electronic components and connecting wires, and in the working process, because the controller belongs to a fully-sealed environment, the electronic components generate heat in the working process and the heat transmitted from the external environment through the cover plate of the controller raises the temperature inside the controller, and due to overhigh temperature, some electronic components can be burnt out, so that the circuit board is short-circuited and the controller is damaged.
Disclosure of Invention
The invention aims at the problems that the interior of the controller of the existing compressor is totally sealed and cannot be cooled in time; the problem that the heat resistance effect of the cover plate of the controller is poor is solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a controller cooling mechanism of a horizontal scroll compressor and the scroll compressor are disclosed; the scroll compressor comprises a controller, a scroll, a bracket, a driving system, a shell, a front cover and a rear cover; the controller is arranged on the mounting point of the shell of the compressor; one end of the controller box board is provided with a pipeline port, an electromagnetic valve is arranged beside the pipeline port, the pipeline port is connected with the rear side of the evaporator through a pipeline, a pipeline is arranged in the shell, the pipeline and the controller cover board form a cavity in the shell, and the tail end of the cavity is provided with an outlet; the controller box board is provided with a metal plastic composite cover plate to separate the interior of the controller from the external environment.
Furthermore, the diameter of the pipeline opening formed in the controller box board is 5mm-10 mm.
Furthermore, the pipeline connected with the pipeline opening on the controller box board is made of flexible materials.
Further, the cover plate in the controller box board can bear the high temperature of 100 ℃ at most.
Furthermore, a temperature sensor and a temperature control switch are arranged in the controller, and the controller controls the opening and closing of the electromagnetic valve.
Furthermore, the metal plastic composite board is made of low-temperature heat-resistant materials.
Further, a scroll compressor adopts the controller cooling mechanism of the horizontal scroll compressor in any one of the steps.
The invention has the beneficial effects that: starting a pipeline port at a reasonable position on a controller box board, and introducing low-temperature and low-pressure coolant through connection with a pipeline to reduce the temperature in the controller; meanwhile, the controller cover plate is made of a metal plastic composite plate, so that the temperature of the external environment transferred to the controller through heat is reduced, the thermal resistance is increased, and the heat transfer of the environment to the controller is slowed down.
Drawings
FIG. 1 is an overall left side view of the compressor;
fig. 2 is a partial sectional view of the compressor.
Wherein, 1 is a mounting point; 2 is a pipeline port; 3 is a controller; 4 is a cover plate; 5 is an electronic component; 6 is a motor; 7 is a shell; 8 is a cavity, 9 is an electromagnetic valve.
Detailed Description
The present invention will be further described with reference to the following embodiments.
A controller cooling mechanism of a horizontal scroll compressor and the scroll compressor comprise a controller, a scroll, a bracket, a driving system, a shell, a front cover and a rear cover; the controller side is arranged on a shell mounting point 1 of the compressor; one end of the controller box board is provided with a pipeline port 2, the pipeline port 2 is connected with the rear side of the evaporator through a pipeline, a pipeline is arranged in the shell 7, a gap is reserved between the pipeline and the controller cover plate in the shell, a cavity is formed in the gap, and the tail end of the cavity is provided with an opening; an electromagnetic valve 9 is arranged beside the pipeline port, and a metal plastic composite cover plate is arranged on the controller box plate to separate the interior of the controller from the external environment.
The diameter of a pipeline opening formed in the controller box board is 5mm-10 mm; the pipeline connected with the pipeline opening on the controller box board is made of flexible materials; the cover plate in the controller box board can bear the high temperature of 100 ℃ at most; the controller is internally provided with a temperature sensor and a temperature control switch and controls the opening and closing of the electromagnetic valve; the metal plastic composite board is made of low-temperature heat-resistant materials.
The inner space of the shell is divided into a low-temperature low-pressure cavity and a high-temperature high-pressure cavity which are isolated from each other, the fixed disc is positioned in the low-temperature low-pressure cavity, and the bracket and the driving system are positioned in the high-temperature high-pressure cavity; the scroll comprises a fixed disc and a movable disc, and the driving system comprises a motor, an electronic part, a rotor and a driving shaft; the support comprises a main support and an auxiliary support. The periphery of the main bracket is firmly fixed on the inner wall of the shell by welding; both the air inlet and the air outlet are arranged on the compressor shell.
The controller is also provided with a temperature detector which can monitor the temperature of the high-temperature and high-pressure gas which is compressed by the scroll disk and then discharged from the central exhaust port in real time, and the detected temperature is not interfered by factors such as heating of the motor 6, heating of the electronic element 5, cooling of a pipeline and the like; the temperature signal is directly connected to the compressor controller, and the controller opens the electromagnetic valve 9 at the inlet of the cooling passage according to the real-time temperature data if the temperature signal exceeds the allowable value, and introduces the low-temperature refrigerant for cooling.
In the working process of the compressor, the cover plate of the controller is always contacted with the external high-temperature gas, the inevitable heat absorption of the cover plate of the controller is transferred to the inside, the metal plastic composite plate adopted by the cover plate 4 effectively increases the thermal resistance, and the heat transfer of the environment to the controller is slowed down. The temperature also rises gradually along with operating time in the compressor controller 3, utilizes the pipeline mouth 2 of seting up on the controller to let in low temperature low pressure coolant through the pipeline, utilizes 8 inside no external factors interference of cavity, can reduce the temperature in the controller rapidly, and the air follows inside the terminal compressor casing 7 that gets into of cavity.
After the controller is cooled, refrigerant gas is introduced into the low-temperature low-pressure cavity from an outlet on the cavity and then enters a compression space of the movable disc and the fixed disc through an air suction port on the fixed disc, the compression space is formed by mutually meshing the fixed disc and the movable disc, the motor drives the movable disc to do plane motion with small radius around the center of the fixed disc through the driving shaft, the refrigerant gas is continuously extruded in the compression space to move towards the center of the fixed disc, the refrigerant gas is gradually compressed into high-temperature high-pressure gas along with the extrusion from the outer side of the fixed disc to the inner side of the fixed disc, and when the refrigerant gas is compressed to the center of the fixed disc, the high-temperature high-pressure gas is discharged from a central exhaust; and the exhaust enters the sealing cavity discharged from the central exhaust port and is discharged from the exhaust port through the sealing cavity.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention.
Claims (7)
1. The utility model provides a horizontal scroll compressor's controller cooling body, includes the controller, its characterized in that: the controller is arranged on the mounting point of the shell of the compressor; one end of the controller box board is provided with a pipeline port, the pipeline port is provided with an electromagnetic valve, and the pipeline port is connected with the rear side of the evaporator through a pipeline; a pipeline is arranged in the compressor shell, the pipeline and the controller box board form a cavity in the shell, and an opening is formed in the tail end of the cavity; the controller box board is provided with a metal plastic composite cover plate to separate the interior of the controller from the external environment.
2. The cooling mechanism of the horizontal scroll compressor, according to claim 1, wherein the duct opening formed in the controller box board has a diameter of 5mm to 10 mm.
3. The cooling mechanism as claimed in claim 1, wherein the duct connected to the duct opening on the controller box plate is made of flexible material.
4. The cooling mechanism for a controller of a horizontal scroll compressor as claimed in claim 1, wherein the cover plate in the controller box board is subjected to a temperature of not less than 100 ℃.
5. The cooling mechanism of the horizontal scroll compressor, according to claim 1, wherein the controller is provided with a temperature sensor and a temperature controlled switch, and the controller controls the opening and closing of the electromagnetic valve.
6. The cooling mechanism for a controller of a horizontal scroll compressor according to claim 1, wherein the metal plastic composite plate is made of a low temperature heat resistant material.
7. A scroll compressor wherein a cooling mechanism is provided by the controller as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318283.3A CN110886700A (en) | 2019-12-19 | 2019-12-19 | Controller cooling mechanism of horizontal scroll compressor and scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318283.3A CN110886700A (en) | 2019-12-19 | 2019-12-19 | Controller cooling mechanism of horizontal scroll compressor and scroll compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110886700A true CN110886700A (en) | 2020-03-17 |
Family
ID=69752484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911318283.3A Pending CN110886700A (en) | 2019-12-19 | 2019-12-19 | Controller cooling mechanism of horizontal scroll compressor and scroll compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110886700A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482934A (en) * | 2021-08-16 | 2021-10-08 | 珠海格力电器股份有限公司 | Scroll compressor |
| CN114738276A (en) * | 2022-05-07 | 2022-07-12 | 浙江巨能压缩机有限公司 | Double-rotor compressor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1357688A (en) * | 2000-11-24 | 2002-07-10 | 株式会社丰田自动织机 | Compressor |
| JP2007224809A (en) * | 2006-02-23 | 2007-09-06 | Matsushita Electric Ind Co Ltd | Electric compressor |
| JP4697148B2 (en) * | 2006-04-28 | 2011-06-08 | パナソニック株式会社 | Electric compressor |
| US20110193452A1 (en) * | 2010-02-10 | 2011-08-11 | Mitsubishi Heavy Industries, Ltd. | Inverter-integrated electric compressor and assembly method therefor |
| CN103016346A (en) * | 2012-12-15 | 2013-04-03 | 合肥同智机电控制技术股份有限公司 | Electric compressor assembly for automobile air conditioner |
| CN105756927A (en) * | 2014-12-15 | 2016-07-13 | 上海日立电器有限公司 | Controller-integrated horizontal compressor |
| CN109654017A (en) * | 2018-12-20 | 2019-04-19 | 湖南汤普悦斯压缩机科技有限公司 | A kind of full envelope horizontal type scroll compressor |
-
2019
- 2019-12-19 CN CN201911318283.3A patent/CN110886700A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1357688A (en) * | 2000-11-24 | 2002-07-10 | 株式会社丰田自动织机 | Compressor |
| JP2007224809A (en) * | 2006-02-23 | 2007-09-06 | Matsushita Electric Ind Co Ltd | Electric compressor |
| JP4697148B2 (en) * | 2006-04-28 | 2011-06-08 | パナソニック株式会社 | Electric compressor |
| US20110193452A1 (en) * | 2010-02-10 | 2011-08-11 | Mitsubishi Heavy Industries, Ltd. | Inverter-integrated electric compressor and assembly method therefor |
| CN103016346A (en) * | 2012-12-15 | 2013-04-03 | 合肥同智机电控制技术股份有限公司 | Electric compressor assembly for automobile air conditioner |
| CN105756927A (en) * | 2014-12-15 | 2016-07-13 | 上海日立电器有限公司 | Controller-integrated horizontal compressor |
| CN109654017A (en) * | 2018-12-20 | 2019-04-19 | 湖南汤普悦斯压缩机科技有限公司 | A kind of full envelope horizontal type scroll compressor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482934A (en) * | 2021-08-16 | 2021-10-08 | 珠海格力电器股份有限公司 | Scroll compressor |
| CN114738276A (en) * | 2022-05-07 | 2022-07-12 | 浙江巨能压缩机有限公司 | Double-rotor compressor |
| CN114738276B (en) * | 2022-05-07 | 2023-11-21 | 浙江巨能压缩机有限公司 | Double-rotor compressor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200317 |