CN206175194U - Air compressor preheating time shortens system - Google Patents
Air compressor preheating time shortens system Download PDFInfo
- Publication number
- CN206175194U CN206175194U CN201621202363.4U CN201621202363U CN206175194U CN 206175194 U CN206175194 U CN 206175194U CN 201621202363 U CN201621202363 U CN 201621202363U CN 206175194 U CN206175194 U CN 206175194U
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- Prior art keywords
- temperature
- temperature sensor
- air compressor
- preheating time
- controller
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- Air Conditioning Control Device (AREA)
Abstract
The utility model provides an air compressor preheating time shortens system, includes a temperature sensor, the 2nd temperature sensor, humidity transducer, pressure sensor, resistance wire and controller, a temperature sensor and humidity transducer set up the air inlet department at air compressor, and the 2nd temperature sensor and pressure sensor set up in air compressor's compressing mechanism, and on the paraffin temperature -sensing valve of resistance wire setting in the air compressor end cover, a temperature sensor, the 2nd temperature sensor, humidity transducer, pressure sensor and resistance wire are connected with the controller through the wire respectively. It has the preheating time of shortening, extension lubricating oil life cycle, energy saving, reduction water precipitation probability, effectively prevents advantage such as lubricating oil emulsification.
Description
Technical field:
This utility model is related to air compressor technical field, and in particular to a kind of air compressor preheating time shortens system
System.
Background technology:
Existing air compressor plays a part of lubrication, cooling using lubricating oil mostly, in order to prevent air compressor from existing
There is moisture to separate out in the course of work and cause emulsification of lubricant, it usually needs the pre-heat treatment is carried out to air compressor, to reduce water
The precipitation for dividing, while ensureing the quality of compressed air.
The main cause for causing emulsification of lubricant be in the case of air moisture content identical, when air pressure rises,
The dew point of air can substantially rise, and this means that when air pressure rises, and the moisture in air will be in higher temperature
Degree is lower to be separated out, and is entered in lubricating oil by blood circulation, emulsification of lubricating oils is caused, if in the air pressure that is, in air compressor machine
The rate of climb of the lifting speed more than temperature, then air compressor machine just occurs the problem of emulsifying.
Existing air compressor warm is usually:Start compressor, air enters work intracavity, Jing pressures from inlet port
Contracting mechanism is compressed air, and the air after compression enters incubation cavity, and the compressed air for being incubated intracavity is entering secondary pressure
Valve, secondary pressure valve is connected respectively with air accumulator and paraffin temperature-sensing valve, paraffin temperature-sensing valve by pipeline by inside compressor with it is outer
Boundary connects;Air discharges heat in compression process rises compression built-in temperature, in order to prevent moisture from separating out, paraffin temperature-sensing valve
Begin to shut off and will be in communication with the outside inside compressor, it is ensured that the rate of pressure rise in compressor is less than rate of rise in temperature, from
And preventing moisture from separating out, after temperature reaches setting value, paraffin temperature-sensing valve is opened, closedown of pipeline, and then compressor enters normal
Work.
By above-mentioned analysis, existing preheating method has the following disadvantages:First, compressor internal temperature and paraffin temperature
The temperature of control valve detection cannot be synchronous, i.e., compressor internal temperature only sequentially passes through incubation cavity, passage, secondary pressure valve, pipe
Road gets to paraffin temperature-sensing valve, and the transmission between this needs the time, so as to extend the time of preheating, causes part energy wave
Take and be unfavorable for improve work efficiency;Second, although be not in theory that moisture is separated out during preheating, but preheating time is longer
Being incubated the pressure of intracavity afterwards also can rise rapidly, and it is limited after all that Jing paraffin temperature-sensing valves discharge compressed air blood pressure lowering, therefore increases
The probability that flood is analyzed.
Utility model content:
The purpose of this utility model is exactly to make up the deficiencies in the prior art, there is provided when a kind of air compressor is preheated
Between shorten system, it have shorten preheating time, extend lubricating oil usage cycles, energy saving, reduce moisture separate out probability, have
The advantages of effect prevents emulsification of lubricant, solves problems of the prior art.
This utility model is that the technical scheme that solution above-mentioned technical problem is adopted is:
A kind of air compressor preheating time shortens system, including the first temperature sensor, second temperature sensor, humidity
Sensor, pressure transducer, resistance wire and controller, first temperature sensor and humidity sensor are arranged on air compression
At the air inlet of machine, second temperature sensor and pressure transducer are arranged in the compression mechanism of air compressor, and resistance wire sets
Put on the paraffin temperature-sensing valve in air compressor end cap, the first temperature sensor, second temperature sensor, humidity sensor,
Pressure transducer and resistance wire are connected respectively by wire with controller.
Described compression mechanism one end is connected by rotating shaft with motor, and the other end is connected with end cap, and end cap outer wall is provided with
Secondary pressure valve, secondary pressure valve is connected by pipeline with paraffin temperature-sensing valve, paraffin temperature-sensing valve with the external world be connected, motor with press
Heat abstractor is additionally provided between contracting mechanism.
The heat abstractor is radiator fan or cooler, and radiator fan and cooler are connected by wire with controller.
The compression mechanism includes compressor housing, and stator is provided with compression case body, and rotor is eccentrically provided with stator, fixed
Working chamber is provided between son and rotor, incubation cavity is provided between compressor housing, stator and end cap, stator is provided with working chamber
The outlet passageway connected with incubation cavity, end cap is provided with the passage for connecting incubation cavity with secondary pressure valve.
The bottom compressor housing inwall of the incubation cavity is provided with the oil temperature sensing of lubricating oil and detection lubricating oil temperature
Device, oil temperature sensor is connected by wire with controller.
The controller is the controller that PLC or air compressor are carried.
The paraffin temperature-sensing valve is realized expanding with heat and contract with cold according to the different of temperature, and when temperature is less than 50 DEG C, temperature-sensing valve is to close
Close, pipeline communication, when temperature is more than 50 DEG C, the paraffin flatulence of heat type in temperature-sensing valve, temperature-sensing valve is opened, closedown of pipeline.
This utility model adopts such scheme, and for existing air compressor the problem for existing is preheated, and designs a kind of air
The compressor preheating time shortens system, by arranging the first temperature sensor and humidity sensor in air inlet, in compressor
Second temperature sensor and pressure transducer are set, resistance wire is set on paraffin temperature-sensing valve, realize that compression built-in temperature reaches
After requirement, while turning on to the heating of paraffin temperature-sensing valve, pipeline closure shortens preheating time, and energy saving reduces water analysiss
Go out probability;It is used to detect lubricating oil temperature by arranging oil temperature sensor in lubricating oil, it is ensured that lubricating oil is under safe temperature
Operation, extends lubricating oil usage cycles;Effectively compressor can be lowered the temperature by arranging heat abstractor.
Description of the drawings:
Fig. 1 is this utility model structural representation;
Wherein, the 1, first temperature sensor, 2, humidity sensor, 3, second temperature sensor, 4, pressure transducer, 5, electricity
Resistance silk, 6, paraffin temperature-sensing valve, 7, pipeline, 8, secondary pressure valve, 9, air inlet, 10, motor, 11, heat abstractor, 12, cooling
Device, 13, compressor housing, 14, stator, 15, rotor, 16, working chamber, 17, incubation cavity, 18, lubricating oil, 19, oil temperature sensor,
20th, inlet channel, 21, end cap, 22, breather check valve.
Specific embodiment:
Below in conjunction with the accompanying drawings this utility model is described further with embodiment:
As shown in figure 1, shorten system a kind of air compressor preheating time, including the first temperature sensor 1, second temperature
Sensor 3, humidity sensor 2, pressure transducer 4, resistance wire 5 and controller, the first temperature sensor 1 and humidity sensor 2
It is arranged at the air inlet 9 of air compressor, second temperature sensor 3 and pressure transducer 4 are arranged on the pressure of air compressor
In contracting mechanism, second temperature sensor 3 specifically may be provided in the cavity wall of incubation cavity 17 of compression mechanism or in the cavity wall of working chamber 16
Or in lubricating oil 18, resistance wire 5 is arranged on paraffin temperature-sensing valve 6, the first temperature sensor 1, second temperature sensor 3, humidity
Sensor 2, pressure transducer 4 and resistance wire 5 are connected respectively by wire with controller, warm by arranging first in inlet port 9
Degree sensor 1 and humidity sensor 2, arrange second temperature sensor 3 and pressure transducer 4, in paraffin temperature control in compressor
Resistance wire 5 is set on valve 6, the heating of paraffin temperature-sensing valve 6 is turned on while realizing that compression built-in temperature reaches design temperature,
Pipeline is closed, and shortens preheating time, energy saving, is reduced moisture and is separated out probability.
Compression mechanism one end is connected by rotating shaft with motor 10, and the other end is connected with end cap 21, is set on the outer wall of end cap 21
There is secondary pressure valve 8, secondary pressure valve 8 is connected by pipeline 7 with paraffin temperature-sensing valve 6, paraffin temperature-sensing valve 6 is connected with the external world, electricity
Heat abstractor 11 is additionally provided between motivation 10 and compression mechanism.
Heat abstractor 11 is radiator fan or cooler 12, and radiator fan and cooler 12 are connected by wire with controller
Connect, effectively compressor can be lowered the temperature by arranging heat abstractor.
Compression mechanism includes being provided with stator 14 in compressor housing 13, compressor housing 13, and interior being eccentrically provided with of stator 14 turns
Son 15, is provided with working chamber 16 between stator 14 and rotor 15, between compressor housing 13, stator 14 and end cap 21 incubation cavity is provided with
17, stator 14 is provided with the outlet passageway for connecting working chamber 16 with incubation cavity 17, and end cap 21 is provided with incubation cavity 17 and two
The passage of the connection of stage pressure valve 8.
The inwall of 17 bottom compressor housing of incubation cavity 13 is provided with lubricating oil 18 and the oil temperature of the detection temperature of lubricating oil 18 is passed
Sensor 19, oil temperature sensor 19 is connected by wire with controller, is used for by arranging oil temperature sensor 19 in lubricating oil 18
The detection temperature of lubricating oil 18, it is ensured that lubricating oil 18 runs under safe temperature, extends the usage cycles of lubricating oil 18.
Controller is the controller that PLC or air compressor are carried.
Paraffin temperature-sensing valve 6 is realized expanding with heat and contract with cold according to the different of temperature, and when temperature is less than 50 DEG C, paraffin temperature-sensing valve is to close
Close, pipeline communication, when temperature is more than 50 DEG C, the paraffin flatulence of heat type in paraffin temperature-sensing valve 6, paraffin temperature-sensing valve 6 is opened, and pipeline is closed
Close.
Warm operation process of the present utility model is as follows:
Actuating motor 10, outside air is entered from air inlet 9, and Jing breather check valves 22 enter work inlet chamber 16,
Under the rotation of rotor 14, the air of the inlet chamber 16 that works is compressed, and compressed air Jing outlet passageway is entered in incubation cavity 17, protects
Compressed air in warm chamber 17 enters secondary pressure valve 8, then paraffin temperature-sensing valve 6 is entered by pipeline 7, due to now compressing sky
Temperature degree is relatively low, and paraffin temperature-sensing valve 6 is closed, and pipeline 7 is connected, and compressed air enters ambient atmosphere.Outside air enters air inlet 9
When, the temperature and relative humidity of the air to external world of the first temperature sensor 1 and humidity sensor 2 on air inlet 9 are detected,
And transferring data to controller record, it is assumed that temperature is T1, and relative humidity is RH (%), and external atmosphere pressure is standard atmosphere
Pressure, at normal atmospheric pressure, temperature be T1, humidity be RH (%) when corresponding pressure leak source temperature be T2, second in air compressor machine
The temperature of the detection of temperature sensor 3 is t.
When t < T2, resistance wire 5 do not work, paraffin temperature-sensing valve 6 is not heated, paraffin temperature-sensing valve 6 is closed, pipeline 7 connects
It is logical;When t >=T2, then the energization work of resistance wire 5 are heated to paraffin temperature-sensing valve 6, open paraffin temperature-sensing valve 6, pipeline 7 is closed
Close, preheating terminates, and compressor carries out normal work.
As 60 DEG C of t >, resistance wire 5 stops heating, now because the temperature in pipeline 7 has been above design temperature, setting
Temperature is 50 DEG C, therefore paraffin temperature-sensing valve 6 can be constantly in unlatching, and pipeline 7 is closed.
When the temperature that oil temperature sensor 19 or second temperature sensor 3 are detected is more than or equal to 70 DEG C, controller makes radiating
Fan and cooler 12 work, and compressor is lowered the temperature, when the temperature that oil temperature sensor 19 or second temperature sensor 3 are detected
During less than 70 DEG C, radiator fan and cooler 12 quit work.This utility model is shortening the same of air compressor preheating time
When, also the temperature in compressor is controlled prevents its temperature too high, affects the service life of lubricating oil.
Above-mentioned specific embodiment cannot function as the restriction to this utility model protection domain, for the skill of the art
For art personnel, any alternate modification or conversion made to this utility model embodiment all falls within guarantor of the present utility model
In the range of shield.
This utility model does not describe part in detail, is the known technology of those skilled in the art of the present technique.
Claims (5)
1. a kind of air compressor preheating time system is shortened, it is characterised in that:Pass including the first temperature sensor, second temperature
Sensor, humidity sensor, pressure transducer, resistance wire and controller, first temperature sensor and humidity sensor are arranged
At the air inlet of air compressor, second temperature sensor and pressure transducer are arranged on the compression mechanism of air compressor
Interior, resistance wire is arranged on the paraffin temperature-sensing valve in air compressor end cap, the first temperature sensor, second temperature sensor,
Humidity sensor, pressure transducer and resistance wire are connected respectively by wire with controller.
2. a kind of air compressor preheating time according to claim 1 system is shortened, it is characterised in that:The compressor
Structure one end is connected by rotating shaft with motor, and the other end is connected with end cap, and end cap outer wall is provided with secondary pressure valve, secondary pressure
Valve is connected by pipeline with paraffin temperature-sensing valve, and paraffin temperature-sensing valve is connected with the external world, is additionally provided between motor and compression mechanism scattered
Thermal.
3. a kind of air compressor preheating time according to claim 2 system is shortened, it is characterised in that:The radiating dress
Radiator fan or cooler are set to, radiator fan and cooler are connected by wire with controller.
4. a kind of air compressor preheating time according to claim 1 and 2 system is shortened, it is characterised in that:The pressure
Contracting mechanism includes compressor housing, and stator is provided with compression case body, and rotor is eccentrically provided with stator, sets between stator and rotor
There is working chamber, incubation cavity is provided between compressor housing, stator and end cap, stator is provided with connect working chamber with incubation cavity
Outlet passageway, end cap is provided with the passage for connecting incubation cavity with secondary pressure valve.
5. a kind of air compressor preheating time according to claim 4 system is shortened, it is characterised in that:The incubation cavity
Bottom compressor housing inwall be provided with the oil temperature sensor of lubricating oil and detection lubricating oil temperature, oil temperature sensor is by leading
Line is connected with controller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621202363.4U CN206175194U (en) | 2016-11-04 | 2016-11-04 | Air compressor preheating time shortens system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621202363.4U CN206175194U (en) | 2016-11-04 | 2016-11-04 | Air compressor preheating time shortens system |
Publications (1)
Publication Number | Publication Date |
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CN206175194U true CN206175194U (en) | 2017-05-17 |
Family
ID=58682341
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621202363.4U Expired - Fee Related CN206175194U (en) | 2016-11-04 | 2016-11-04 | Air compressor preheating time shortens system |
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CN (1) | CN206175194U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113623766A (en) * | 2020-05-08 | 2021-11-09 | 青岛海信日立空调系统有限公司 | Outdoor machine of air conditioner |
-
2016
- 2016-11-04 CN CN201621202363.4U patent/CN206175194U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113623766A (en) * | 2020-05-08 | 2021-11-09 | 青岛海信日立空调系统有限公司 | Outdoor machine of air conditioner |
CN113623766B (en) * | 2020-05-08 | 2022-11-29 | 青岛海信日立空调系统有限公司 | Outdoor machine of air conditioner |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20201104 |
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CF01 | Termination of patent right due to non-payment of annual fee |