CN105135773A - Electronic oil level controller - Google Patents
Electronic oil level controller Download PDFInfo
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- CN105135773A CN105135773A CN201510603697.6A CN201510603697A CN105135773A CN 105135773 A CN105135773 A CN 105135773A CN 201510603697 A CN201510603697 A CN 201510603697A CN 105135773 A CN105135773 A CN 105135773A
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- compressor
- oil
- oil level
- assembly
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Abstract
The invention relates to an electronic oil level controller which comprises a shell, an electromagnetic valve, an adjustable floater assembly, a visual liquid lens and an electric device control assembly. The electromagnetic valve is connected to one side of the shell in the radial direction. The electric device control assembly is arranged on the side, opposite to the electromagnetic valve, of the shell. A compressor oil chamber connecting portion is arranged on one horizontal side of the shell. The adjustable floater assembly is arranged on the side, opposite to the compressor air chamber connecting portion, of the shell. The adjustable floater assembly and the electromagnetic valve are connected with the electric device control assembly. The visual liquid lens is arranged in the adjustable floater assembly. The controller is provided with the shell, the electromagnetic valve, the adjustable floater assembly, the visual liquid lens and the electric device control assembly, so that oil level control accuracy is improved, safety of compressor oil supply is ensured, damage caused by oil shortage to a compressor in the using process is reduced, all the components are cooperated, the state in the system can be adjusted in time, and the purposes of protecting equipment, saving energy and improving working efficiency are achieved.
Description
Technical field
The invention belongs to refrigeration and cryogenic technology field, relate to a kind of oil level controllers, especially a kind of electronic oil level controller.
Background technology
The electronic oil level controller huge market demand, with high content of technology, production difficulty are large, comparatively western developed country is low for domestic technique level.
Freezing unit kind of refrigeration cycle, main flow is compressor → condenser → expansion valve → evaporimeter → compressor.Electronic oil level controller there are 7 hole flanges of a standard, look the specification of oily mirror screw thread according to compressor, being connected with compressor by installing an adapter.Electronic oil level controller is applicable to high pressure oil return system; namely external oil eliminator is set between compressor and condenser; electronic oil level controller is got back to through oil pipe line system by the refrigeration oil that external oil eliminator is separated; Electronic Control can export electronic signal; information is provided to controller; state in timely adjustment System; thus ensure compressor oil-supplying safety; reduce compressor and in use cause damage due to oil starvation, thus reach proterctive equipment, the energy-conservation and object of raising the efficiency.At present, the major technique defect that the electronic oil level controller on market mainly exists be the low and imported product price of accuracy that controls of oil level costly.
By retrieval, not yet find the patent publication us relevant to present patent application.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, there is provided a kind of design science, easy to use, improve accuracy that oil level controls, ensured that compressor oil-supplying is safe, energy-conservation and improve the electronic oil level controller of operating efficiency, it is applicable to the monitor and forecast of the compressor oil flow of freezing unit, comprise HCFC (HCFC), HFC (hydrogen fluorohydrocarbon) cold-producing medium and the refrigeration oil matched, being mainly used in screw compressor is the Condensing unit of core.
The present invention solves its technical problem and takes following technical scheme to realize:
A kind of electronic oil level controller, comprise housing, magnetic valve, adjustable bobber assembly, liquid-sighting glass and electrical equipment control assembly, the radial side of described housing is connected and arranges magnetic valve, opposite side housing relative to this magnetic valve is connected electrical equipment control assembly is set, the horizontal side of this housing arranges an oil Chamber for compressor connecting portion, the opposite side housing relative with this oil Chamber for compressor connecting portion arranges adjustable bobber assembly, this adjustable bobber assembly, magnetic valve is all connected with electrical equipment control assembly respectively and arranges, in described adjustable bobber assembly, liquid-sighting glass is set, oil Chamber for compressor can be connected with adjustable bobber assembly by this oil Chamber for compressor connecting portion and arrange, the oil level change in adjustable bobber assembly can be observed by liquid-sighting glass, in described oil Chamber for compressor connecting portion, opposite side arranges a spray bar in the horizontal direction, this spray bar is connected with oil-in and arranges, this oil-in is arranged at outside oil Chamber for compressor connecting portion, this spray bar is used for oil spout in compressor, this oil-in is connected with magnetic valve and arranges, described adjustable bobber assembly controls liquid level oil level and outputs signal to electrical equipment control assembly, the input and output of described electrical equipment control assembly control signal also can control the running of compressor, described magnetic valve acknowledge(ment) signal also carries out switch control rule to oil-in.
And, be connected with adjustable bobber assembly in described oil Chamber for compressor connecting portion and be horizontally disposed with upper communicating pipe and lower communicating tube, described upper communicating pipe and lower communicating tube be arranged in parallel and are arranged at the upper and lower both sides in oil Chamber for compressor connecting portion respectively, and the indoor oil of compressor oil can be flowed in adjustable bobber assembly by upper communicating pipe and lower communicating tube.
And the end of described oil Chamber for compressor connecting portion also coaxially arranges a magnet assemblies.
And the port of described oil Chamber for compressor connecting portion arranges a flange.
And, describedly be arranged at 1/2 place looking oily mirror inner surface depending on oily mirror center line, described electrical equipment control assembly also has oil level induction delay function and warning delay function, when looking oily unlikely 1/2 place of oil level in mirror, electrical equipment control assembly Controlling solenoid valve is to the oiling of compressor oil indoor, the oil level of 120 seconds inner compressors can't return to 1/2 look oily mirror place time, electrical equipment control assembly controls compressor and shuts down, magnetic valve works on, when compressor oil level return to 1/2 look oily Jing Chu after, electrical equipment control assembly controls compressor time delay and connects for 5 minutes, then compressor operating.
And described electrical equipment control assembly also comprises a warning indicator lamp, and this warning indicator lamp is used to refer to the oil level of compressor, the normal bright expression compressor oil level of this warning indicator lamp is normal, and the flicker of warning indicator lamp represents that compressor oil level is too low.
And described adjustable bobber assembly comprises a float-type electronic switch, this float-type electronic switch is connected with electrical equipment control assembly and arranges.
And described oil-in arranges a pair of buckle joint.
Advantage of the present invention and good effect are:
1, this controller is provided with housing, magnetic valve, adjustable bobber assembly, looks oily mirror and electrical equipment control assembly; improve the accuracy that oil level controls; ensure compressor oil-supplying safety; reduce compressor in use due to damage that oil starvation causes; each parts cooperate mutually; can state in time in adjustment System, thus reach proterctive equipment, the energy-conservation and object of increasing work efficiency.
2, this controller plc is provided with liquid-sighting glass, the oil level change of oil Chamber for compressor can be observed easily by this liquid-sighting glass, when oil Chamber for compressor oil level drop to look oily below mirror center line time, electrical equipment control assembly Controlling solenoid valve is to the indoor oiling of compressor oil, improve the accuracy that oil level controls, ensure compressor oil-supplying safety, reduce compressor in use due to damage that oil starvation causes.
3, the electrical equipment control assembly of this controller also comprises a warning indicator lamp, this warning indicator lamp is used to refer to the oil level of compressor, the normal bright expression compressor oil level of this warning indicator lamp is normal, the flicker of warning indicator lamp represents that compressor oil level is too low, be convenient to user monitor in time, facilitate use.
4, this controller be arranged at depending on oily mirror center line 1/2 place looking oily mirror inner surface, electrical equipment control assembly also has oil level induction delay function and warning delay function, when looking oily unlikely 1/2 place of oil level in mirror, electrical equipment control assembly Controlling solenoid valve is to the oiling of compressor oil indoor, the oil level of 120 seconds inner compressors can't return to 1/2 look oily mirror place time, electrical equipment control assembly controls compressor and shuts down, magnetic valve works on, when compressor oil level return to 1/2 look oily Jing Chu after, electrical equipment control assembly controls compressor time delay and connects for 5 minutes, then compressor operating, further increase the accuracy that oil level controls, ensure compressor oil-supplying safety further, reduce compressor in use due to damage that oil starvation causes.
5, the end of the oil Chamber for compressor connecting portion of this controller coaxially arranges a magnet assemblies, by the iron foam that this magnet assemblies can effectively produce in adsorption compression machine, avoid the accuracy affecting adjustable bobber assembly, as float-type electronic switch, thus ensure that accurate oil level controls.
Accompanying drawing explanation
Fig. 1 is anatomical connectivity front view of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 be Fig. 1 overlook partial sectional view.
Detailed description of the invention:
Below by specific embodiment, the invention will be further described, and following examples are descriptive, is not determinate, can not limit protection scope of the present invention with this.
The structure do not described in detail in the present invention, annexation and method, all can be understood as the common practise in this area.
A kind of electronic oil level controller, as Fig. 1, shown in Fig. 2 and Fig. 3, comprise housing 1, magnetic valve 3, adjustable bobber assembly 4, liquid-sighting glass 5 and electrical equipment control assembly 6, the radial side of described housing is connected and arranges magnetic valve, opposite side housing relative to this magnetic valve is connected electrical equipment control assembly is set, the horizontal side of this housing arranges an oil Chamber for compressor connecting portion 11, the opposite side housing relative with this oil Chamber for compressor connecting portion arranges adjustable bobber assembly, this adjustable bobber assembly, magnetic valve is all connected with electrical equipment control assembly respectively and arranges, in described adjustable bobber assembly, liquid-sighting glass is set, oil Chamber for compressor can be connected with adjustable bobber assembly by this oil Chamber for compressor connecting portion and arrange, the oil level change in adjustable bobber assembly can be observed by liquid-sighting glass, and then indirectly observe the oil level change of grease chamber, in described oil Chamber for compressor connecting portion, opposite side arranges a spray bar 2 in the horizontal direction, this spray bar is connected with oil-in 7 and arranges, this oil-in is arranged at outside oil Chamber for compressor connecting portion, this spray bar is used for oil spout in compressor, this oil-in is connected with magnetic valve and arranges, described adjustable bobber assembly controls liquid level oil level and outputs signal to electrical equipment control assembly, the input and output of described electrical equipment control assembly control signal also can control the running of compressor, described magnetic valve acknowledge(ment) signal also carries out switch control rule to oil-in.
In use, after oil level in adjustable bobber assembly arrives adjustable bobber startup height, float-type electronic switch sends the signal of telecommunication, start magnetic valve, oil-in is opened, and by spray bar, machine oil is sprayed into compressor crankcase, by electrical equipment control assembly Controlling solenoid valve, injection frequency and time can be arranged according to actual needs in electrical equipment control assembly, effective control level height, described electrical equipment control assembly control the running of compressor and oiling from Controlling solenoid valve to compressor oil indoor (such as, the pulse frequency of magnetic valve can be: open 5 seconds, stop 10 seconds), when oil Chamber for compressor oil level drops to depending on (being such as 4 millimeters) below oily mirror center line, adjustable bobber assembly outputs signal in electrical equipment control assembly, electrical equipment control assembly Controlling solenoid valve is to the indoor oiling of compressor oil,
In the present embodiment, be connected with adjustable bobber assembly in described oil Chamber for compressor connecting portion and be horizontally disposed with upper communicating pipe 9 and lower communicating tube 8, described upper communicating pipe and lower communicating tube be arranged in parallel and are arranged at the upper and lower both sides in oil Chamber for compressor connecting portion respectively, and the indoor oil of compressor oil can be flowed in adjustable bobber assembly by upper communicating pipe and lower communicating tube.
In the present embodiment, described adjustable bobber assembly comprises a float-type electronic switch (not shown), and this float-type electronic switch is connected with electrical equipment control assembly and arranges.
In the present embodiment, the port of described oil Chamber for compressor connecting portion arranges a flange (in figure non-label), and this electronic oil level controller can be connected with compressor easily by this flange.
In the present embodiment, describedly be arranged at 1/2 place looking oily mirror inner surface depending on oily mirror center line, described electrical equipment control assembly also has oil level induction delay function and warning delay function, when looking oily unlikely 1/2 place of oil level in mirror, electrical equipment control assembly Controlling solenoid valve is to the oiling of compressor oil indoor, the oil level of 120 seconds inner compressors can't return to 1/2 look oily mirror place time, electrical equipment control assembly controls compressor and shuts down, magnetic valve works on, when compressor oil level return to 1/2 look oily Jing Chu after, electrical equipment control assembly controls compressor time delay and connects for 5 minutes, then compressor operating.
In the present embodiment, described electrical equipment control assembly also comprises a warning indicator lamp (not shown), this warning indicator lamp is used to refer to the oil level of compressor, the normal bright expression compressor oil level of this warning indicator lamp is normal, the flicker of warning indicator lamp represents that compressor oil level is too low, be convenient to user monitor in time, facilitate use.
In the present embodiment, the end of described oil Chamber for compressor connecting portion also coaxially arranges a magnet assemblies 10, and the iron foam that can effectively be produced in adsorption compression machine by this magnet assemblies, avoids the accuracy affecting adjustable bobber assembly, as float-type electronic switch, thus ensure that accurate oil level controls.
In the present embodiment, described oil-in arranges a pair of buckle joint.
This electronic oil level controller is provided with housing, magnetic valve, adjustable bobber assembly, looks oily mirror and electrical equipment control assembly; improve the accuracy that oil level controls; ensure compressor oil-supplying safety; reduce compressor in use due to damage that oil starvation causes; each parts cooperate mutually; can state in time in adjustment System, thus reach proterctive equipment, the energy-conservation and object of raising the efficiency.
This electronic oil level controller can be divided into " L " and " I " two fuel feeding form designs." L " is for oil form oil level controllers, lubricating oil directly sprays into compressor crankcase from jet, be applicable to semi-hermetic piston-type compressor, vortex compressor that oil storage tank is low-pressure area, " I " is for oil form oil level controllers, lubricating oil sprays into compressor suction duct by oil connecting pipe road, is suitable for the semiclosed scroll compressor that oil storage tank is higher-pressure region, built-in oil eliminator screw compressor.
Claims (8)
1. an electronic oil level controller, it is characterized in that: comprise housing, magnetic valve, adjustable bobber assembly, liquid-sighting glass and electrical equipment control assembly, the radial side of described housing is connected and arranges magnetic valve, opposite side housing relative to this magnetic valve is connected electrical equipment control assembly is set, the horizontal side of this housing arranges an oil Chamber for compressor connecting portion, the opposite side housing relative with this oil Chamber for compressor connecting portion arranges adjustable bobber assembly, this adjustable bobber assembly, magnetic valve is all connected with electrical equipment control assembly respectively and arranges, in described adjustable bobber assembly, liquid-sighting glass is set, oil Chamber for compressor can be connected with adjustable bobber assembly by this oil Chamber for compressor connecting portion and arrange, the oil level change in adjustable bobber assembly can be observed by liquid-sighting glass, in described oil Chamber for compressor connecting portion, opposite side arranges a spray bar in the horizontal direction, this spray bar is connected with oil-in and arranges, this oil-in is arranged at outside oil Chamber for compressor connecting portion, this spray bar is used for oil spout in compressor, this oil-in is connected with magnetic valve and arranges, described adjustable bobber assembly controls liquid level oil level and outputs signal to electrical equipment control assembly, the input and output of described electrical equipment control assembly control signal also can control the running of compressor, described magnetic valve acknowledge(ment) signal also carries out switch control rule to oil-in.
2. electronic oil level controller according to claim 1, it is characterized in that: being connected with adjustable bobber assembly in described oil Chamber for compressor connecting portion is horizontally disposed with upper communicating pipe and lower communicating tube, described upper communicating pipe and lower communicating tube be arranged in parallel and are arranged at the upper and lower both sides in oil Chamber for compressor connecting portion respectively, and the indoor oil of compressor oil can be flowed in adjustable bobber assembly by upper communicating pipe and lower communicating tube.
3. electronic oil level controller according to claim 1, is characterized in that: the end of described oil Chamber for compressor connecting portion also coaxially arranges a magnet assemblies.
4. the electronic oil level controller according to any one of claims 1 to 3, is characterized in that: the port of described oil Chamber for compressor connecting portion arranges a flange.
5. the electronic oil level controller according to any one of claims 1 to 3, it is characterized in that: described in be arranged at depending on oily mirror center line 1/2 place looking oily mirror inner surface, described electrical equipment control assembly also has oil level induction delay function and warning delay function, when looking oily unlikely 1/2 place of oil level in mirror, electrical equipment control assembly Controlling solenoid valve is to the oiling of compressor oil indoor, the oil level of 120 seconds inner compressors can't return to 1/2 look oily mirror place time, electrical equipment control assembly controls compressor and shuts down, magnetic valve works on, when compressor oil level return to 1/2 look oily Jing Chu after, electrical equipment control assembly controls compressor time delay and connects for 5 minutes, then compressor operating.
6. the electronic oil level controller according to any one of claims 1 to 3, it is characterized in that: described electrical equipment control assembly also comprises a warning indicator lamp, this warning indicator lamp is used to refer to the oil level of compressor, the normal bright expression compressor oil level of this warning indicator lamp is normal, and the flicker of warning indicator lamp represents that compressor oil level is too low.
7. the electronic oil level controller according to any one of claims 1 to 3, is characterized in that: described adjustable bobber assembly comprises a float-type electronic switch, and this float-type electronic switch is connected with electrical equipment control assembly and arranges.
8. the electronic oil level controller according to any one of claims 1 to 3, is characterized in that: described oil-in arranges a pair of buckle joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510603697.6A CN105135773A (en) | 2015-09-21 | 2015-09-21 | Electronic oil level controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510603697.6A CN105135773A (en) | 2015-09-21 | 2015-09-21 | Electronic oil level controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105135773A true CN105135773A (en) | 2015-12-09 |
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ID=54721223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510603697.6A Pending CN105135773A (en) | 2015-09-21 | 2015-09-21 | Electronic oil level controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023198139A1 (en) * | 2022-04-13 | 2023-10-19 | 浙江盾安人工环境股份有限公司 | Electromagnetic valve having sight glass |
Citations (5)
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|---|---|---|---|---|
| US4506523A (en) * | 1982-11-19 | 1985-03-26 | Hussmann Corporation | Oil separator unit |
| CN102996422A (en) * | 2012-12-17 | 2013-03-27 | 江苏仁安高新技术有限公司 | Oil level controller of compressor |
| CN202946350U (en) * | 2012-11-28 | 2013-05-22 | 乐清市恒安电子科技有限公司 | Smart oil level controller |
| CN103410706A (en) * | 2013-08-27 | 2013-11-27 | 成都添益天然气压缩机制造有限公司 | Automatic lubricating oil compensation device with oil lens |
| CN205066275U (en) * | 2015-09-21 | 2016-03-02 | 天津市法斯克制冷设备有限公司 | Electron oil level controller |
-
2015
- 2015-09-21 CN CN201510603697.6A patent/CN105135773A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4506523A (en) * | 1982-11-19 | 1985-03-26 | Hussmann Corporation | Oil separator unit |
| CN202946350U (en) * | 2012-11-28 | 2013-05-22 | 乐清市恒安电子科技有限公司 | Smart oil level controller |
| CN102996422A (en) * | 2012-12-17 | 2013-03-27 | 江苏仁安高新技术有限公司 | Oil level controller of compressor |
| CN103410706A (en) * | 2013-08-27 | 2013-11-27 | 成都添益天然气压缩机制造有限公司 | Automatic lubricating oil compensation device with oil lens |
| CN205066275U (en) * | 2015-09-21 | 2016-03-02 | 天津市法斯克制冷设备有限公司 | Electron oil level controller |
Non-Patent Citations (3)
| Title |
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| 单柳成: "关于并联机组的回油设计", 《制冷与空调》 * |
| 朱瑞琪: "《制冷装置自动化》", 28 February 2009, 西安交通大学出版社 * |
| 连添达: "《制冷空调安全技术》", 31 January 2009, 中国建筑工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023198139A1 (en) * | 2022-04-13 | 2023-10-19 | 浙江盾安人工环境股份有限公司 | Electromagnetic valve having sight glass |
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Application publication date: 20151209 |