CN207401168U - A kind of special cooled drying machine of low-pressure oil-free oxygenerator - Google Patents
A kind of special cooled drying machine of low-pressure oil-free oxygenerator Download PDFInfo
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- CN207401168U CN207401168U CN201721437832.5U CN201721437832U CN207401168U CN 207401168 U CN207401168 U CN 207401168U CN 201721437832 U CN201721437832 U CN 201721437832U CN 207401168 U CN207401168 U CN 207401168U
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- air conditioner
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Abstract
The utility model discloses a kind of special cooled drying machines of low-pressure oil-free oxygenerator, including babinet, radiator, evaporator, compressor of air conditioner and electric cabinet are equipped in the babinet, the radiator is equipped with fan；Babinet is equipped with air inlet and gas outlet, and the input terminal connection of the air inlet and radiator, the input terminal connection of the output terminal of radiator and evaporator, the output terminal of evaporator are connected by pipeline with gas outlet；The compressor of air conditioner is equipped with compressor of air conditioner entrance and compressor of air conditioner exports, and refrigerant exit connection, the compressor of air conditioner outlet of the compressor of air conditioner entrance and evaporator are connected with the refrigerant inlet of evaporator.Drag losses is small during the utility model use, simple in structure, safe and reliable, and working service is at low cost.
Description
Technical field
The utility model is related to a kind of oxygen generating plants, and in particular to a kind of special cooled drying of low-pressure oil-free oxygenerator
Machine.
Background technology
Low-pressure oil-free medical molecular sieve oxygenerator be for current medical molecular sieve oxygen generation equipment using high pressure (0.4~
It 0.8MPa) adsorbs, insufficient and proposition Novel oxygenerator existing for normal pressure emptying desorption.Its key request is air compressor machine
Pressure need to only reach 0.05MPa, and suitable unstrpped gas temperature is 20 DEG C~40 DEG C, therefore it is required that gas is dried by cooled
The drag losses of machine must be very small, and oxygen generating plant must configure special cooled drying machine.Existing cooled drying machine is main
The air that raw air pressure for high compacting oxygen is 0.4~0.8MPa is cooled down, dried, to obtain relatively low dew point
The shortcomings that temperature, this kind of equipment is that the pressure loss is big, and energy consumption is higher, complicated.Low-pressure oil-free molecular-sieve oxygen generator operation pressure
Power is low, and using vacuum analysis, parsing ratio is more thoroughly, general to the dew-point temperature requirement of pretreated feedstock gas, the moisture adsorbed
It is taken away when easily by vacuum analysis.
Utility model content
Technical problem to be solved in the utility model is to be currently used for the cooled drying machine pressure loss of oxygen generating plant
Greatly, energy consumption is higher, complicated, be not suitable for low-pressure oil-free medical molecular sieve oxygenerator, and it is an object of the present invention to provide a kind of low pressure without
The oily special cooled drying machine of oxygenerator, drag losses is small, simple in structure, safe and reliable, and working service is at low cost.
The utility model is achieved through the following technical solutions：
A kind of special cooled drying machine of low-pressure oil-free oxygenerator is equipped with radiator, evaporation including babinet, in the babinet
Device, compressor of air conditioner and electric cabinet, the radiator are equipped with fan；Babinet is equipped with air inlet and gas outlet, the air inlet
It is connected with the input terminal of radiator, the connection of the input terminal of the output terminal of radiator and evaporator, the output terminal of evaporator pass through pipe
Road is connected with gas outlet；The compressor of air conditioner is equipped with compressor of air conditioner entrance and compressor of air conditioner exports, the air-conditioning pressure
The connection of the refrigerant exit of contracting machine entrance and evaporator, compressor of air conditioner outlet are connected with the refrigerant inlet of evaporator.
Utility model works principle is：The hot-air of drying to be cooled first enters radiator by air inlet and carries out precooling
But, the substantial amounts of torrid zone in radiator is walked by fan, the air after then precooling enters in evaporator；By with refrigerant
Heat exchange realizes that secondary cooling drying reaches technological requirement, and refrigerant takes away the remaining most of heat of air, and passes through air-conditioning
Compressor realizes that the circulation of refrigerant utilizes, and the dried gas of secondary cooling is discharged through gas outlet.Entire technical process resistance
Power loss is small, simple in structure, safe and reliable, and working service is at low cost.
Preferably, the evaporator includes vertical tubular shell, inner cylinder and finned tube, the housing, inner cylinder and wing
Piece pipe is set gradually according to order from outside to inside；The finned tube joins with compressor of air conditioner entrance and compressor of air conditioner outlet
It is logical, for the refrigerant that circulates in finned tube；Enter the annular space between finned tube and inner cylinder through radiator gas after cooling
Interior further cooling, subsequently into the annular space between inner cylinder and housing, finally by being connected to by pipeline on housing
It discharges gas outlet.
Finned tube is set to be beneficial to the heat exchange contact area of the air after increase precools and refrigerant.
Preferably, the lower axial end of the inner cylinder is connected to automatic water trap.
It water droplet can be flowed into automatically under the effect of gravity simultaneous with a small amount of condensing drip from outflow by the air of secondary cooling
It stores in water trap, when liquid level reaches certain value in automatic water trap, automatically discharges water.
Preferably, the inner cylinder lower axial end is additionally provided with liquid level alarm.
By setting liquid level alarm for after automatic water trap failure, liquid level to reach setting value in base of evaporator
When, alarm signal is sent, operating personnel must manual drainage and repair automatic water trap.
Preferably, the output terminal of the radiator and the input terminal of evaporator pass through flanged joint.
The sealed connection of radiator and evaporator pipeline is realized by flange.
Preferably, the evaporator is equipped with temperature sensor with gas outlet connecting line.
Set temperature sensor is used to, when evaporator air outlet temperature is less than setting value, be automatically stopped air conditioner compressed
Machine, evaporator, which does not work, not to freeze, and radiator normal operation, beneficial to energy saving.
Preferably, the radiator is made of aluminium.
By using aluminium radiator, heat transfer effect is good, and beneficial to mitigation cooled drying machine overall weight.
Preferably, fan there are two being set in the radiator.
By installing two fans in radiator, in two fans rotation work simultaneously, beneficial to abundant agitation heat dissipation
Substantial amounts of heat in air in radiator can be taken away, play good cooling effect by the air in device.
The utility model compared with prior art, has the following advantages and advantages：
A kind of special cooled drying machine of low-pressure oil-free oxygenerator of the utility model, utility model works principle are：It treats
The hot-air of cool drying first enters radiator by air inlet and is precooled, will be substantial amounts of tropical in radiator by fan
It walks, the air after then precooling enters in evaporator；By the heat exchange with refrigerant, secondary cooling drying is realized, refrigerant will
The remaining most of heat of air is taken away, and realizes that the circulation of refrigerant utilizes by compressor of air conditioner, secondary cooling drying
Gas afterwards is discharged through gas outlet.Entire technical process drag losses is small, simple in structure, safe and reliable, and working service
It is at low cost.
Description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part does not form the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the main structure diagram of the special cooled drying machine of the utility model oxygen；
Fig. 2 is the right side structural representation of the special cooled drying machine of the utility model oxygen；
Fig. 3 is the A-A schematic cross-sectional views of the special cooled drying machine of the utility model oxygen；
Fig. 4 is the B-B schematic cross-sectional views of the special cooled drying machine of the utility model oxygen.
Mark and corresponding parts title in attached drawing：1- babinets, 2- compressors of air conditioner, 3- fans, 4- electric cabinets, 5- dissipate
Hot device, 6- air inlets, 7- gas outlets, 8- automatic water traps, 9- compressor of air conditioner entrances, the outlet of 10- compressors of air conditioner, 11- hands
Valve, 12- automatic water trap interfaces, 13- refrigerant exits, 14- liquid level alarms, 15- flanges, 16- blind flanges, 17- finned tubes,
18- inner cylinders, 19- evaporators, 20- temperature sensors, 21 refrigerant inlets.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment 1
As shown in figures 1-4, the utility model provides a kind of special cooled drying machine of low-pressure oil-free oxygenerator, including
Babinet 1, babinet 1 is interior to be equipped with radiator 5, evaporator 19, compressor of air conditioner 2 and electric cabinet 4, and radiator 5 is equipped with fan 3.Babinet 1
Air inlet 6 and gas outlet 7 are equipped with, air inlet 6 is connected with the input terminal of radiator 5, the output terminal of radiator 5 and evaporator 19
Input terminal connection, the output terminal of evaporator 19 is connected by pipeline with gas outlet 7.Compressor of air conditioner 2 is equipped with air conditioner compressed
Machine entrance 9 and compressor of air conditioner outlet 10, compressor of air conditioner entrance 9 is connected with the refrigerant exit 13 of evaporator 19, is air conditioner compressed
Machine outlet 10 is connected with the refrigerant inlet 21 of evaporator 19.
Embodiment 2
It is further improved on the basis of embodiment 1, the evaporator 19 includes vertical tubular shell, inner cylinder 18 and wing
Piece pipe 17, the housing, inner cylinder 18 and finned tube 17 are set gradually according to order from outside to inside.Finned tube 17 and air-conditioning pressure
Contracting machine entrance 9 and compressor of air conditioner export 10 unicom, and the refrigerant that circulates is used in finned tube 17.Through 5 gas after cooling of radiator
It is further cooled down in into the annular space between finned tube 17 and inner cylinder 18, subsequently between inner cylinder 18 and housing
Annular space is finally discharged by the gas outlet 7 being connected to by pipeline on housing.The lower axial end of inner cylinder 18 is connected to automatic row
Hydrophone 8.18 lower axial end of inner cylinder is additionally provided with liquid level alarm 14.
Embodiment 3
It is further improved on the basis of embodiment 2, the input terminal of the output terminal and evaporator 19 of the radiator 5 passes through
Flange 15 connects.Blind flange 16 is set on flange 15, and blind flange 16 is mounted on 19 lower part of evaporator shell, evaporator fin pipe 17
On on blind flange 16, inner cylinder 18 is welded on shell 19, and liquid level alarm 14 is mounted on blind flange 16.
Embodiment 4
It is further improved on the basis of embodiment 3, the evaporator 19 is equipped with temperature with 17 connecting line of gas outlet
Sensor 20.
Embodiment 5
Be further improved on the basis of embodiment 4, the radiator 5 is made of aluminium, set in radiator 5 there are two
Fan 3.
The operation principle of cooled drying machine based on embodiment 5 is：(about 100 DEG C) warps of hot-air through air compressor machine pressurization
Air inlet 6 enters Aluminium Radiator 5, and fan 3 is taken away most of heat of radiator 5 by exhausting, 5 outlet temperature of radiator
About 5 DEG C higher than environment temperature, gas enters back into the annular space between the inner cylinder 18 of evaporator 19 and finned tube 17 after precooling,
Gas flows through the fin surface on finned tube 17, transfers heat to finned tube 17, and finned tube 17 is transferred heat to and flowed through
Refrigerant in finned tube 17, refrigerant enters back into the compression cycle of compressor of air conditioner 2, by the air of secondary cooling from 18 lower part of inner cylinder
Outflow is simultaneous with a small amount of condensing drip, and water droplet flows into automatic water trap 8 under the effect of gravity, and air is from inner cylinder 18 and wing
Annular space between piece pipe 17 exits into the annular space between inner circle copper 18 and inner walls, flows then up, by setting
In 7 discharges of working off one's feeling vent one's spleen of upper portion side wall, gas temperature is lower than environment temperature at this time, when temperature sensor 20 detects gas outlet
When 7 temperature are less than 20 DEG C of design temperature, compressor of air conditioner autostop, and fan 3 works on.Hand valve 11 is set to be used in liquid
When level alarm 14 is alarmed, manual unlocking hand valve 11 realizes draining.
Above-described specific embodiment, the purpose of this utility model, technical solution and advantageous effect have been carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of special cooled drying machine of low-pressure oil-free oxygenerator, including babinet (1), which is characterized in that in the babinet (1)
Equipped with radiator (5), evaporator (19), compressor of air conditioner (2) and electric cabinet (4), the radiator (5) is equipped with fan (3)；Case
Body (1) is equipped with air inlet (6) and gas outlet (7), and the air inlet (6) is connected with the input terminal of radiator (5), radiator
(5) output terminal is connected with the input terminal of evaporator (19), the output terminal of evaporator (19) is connected by pipeline and gas outlet (7)
It connects；The compressor of air conditioner (2) is equipped with compressor of air conditioner entrance (9) and compressor of air conditioner outlet (10), described air conditioner compressed
Machine entrance (9) is connected with the refrigerant exit (13) of evaporator (19), compressor of air conditioner exports (10) and the refrigerant of evaporator (19)
Entrance (21) connects.
A kind of 2. special cooled drying machine of low-pressure oil-free oxygenerator according to claim 1, which is characterized in that the steaming
Sending out device (19) includes vertical tubular shell, inner cylinder (18) and finned tube (17), the housing, inner cylinder (18) and finned tube
(17) set gradually according to order from outside to inside；The finned tube (17) and compressor of air conditioner entrance (9) and compressor of air conditioner
(10) unicom is exported, the refrigerant that circulates is used in finned tube (17)；Through radiator (5) gas after cooling enter finned tube (17) and
It is further cooled down in annular space between inner cylinder (18), subsequently into annular space of the inner cylinder (18) between housing,
Finally discharged by the gas outlet (7) being connected to by pipeline on housing.
3. the special cooled drying machine of a kind of low-pressure oil-free oxygenerator according to claim 2, which is characterized in that in described
The lower axial end of cylinder (18) is connected to automatic water trap (8).
4. the special cooled drying machine of a kind of low-pressure oil-free oxygenerator according to claim 3, which is characterized in that in described
Cylinder (18) lower axial end is additionally provided with liquid level alarm (14).
5. the special cooled drying machine of a kind of low-pressure oil-free oxygenerator according to claim 1, which is characterized in that described to dissipate
The output terminal of hot device (5) is connected with the input terminal of evaporator (19) by flange (15).
A kind of 6. special cooled drying machine of low-pressure oil-free oxygenerator according to claim 1, which is characterized in that the steaming
It sends out device (19) and is equipped with temperature sensor (20) with gas outlet (7) connecting line.
7. the special cooled drying machine of a kind of low-pressure oil-free oxygenerator according to claim 1, which is characterized in that described to dissipate
Hot device (5) is made of aluminium.
8. the special cooled drying machine of a kind of low-pressure oil-free oxygenerator according to claim 1, which is characterized in that described to dissipate
Fan (3) there are two being set in hot device (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721437832.5U CN207401168U (en) | 2017-11-01 | 2017-11-01 | A kind of special cooled drying machine of low-pressure oil-free oxygenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721437832.5U CN207401168U (en) | 2017-11-01 | 2017-11-01 | A kind of special cooled drying machine of low-pressure oil-free oxygenerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207401168U true CN207401168U (en) | 2018-05-25 |
Family
ID=62317614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721437832.5U Active CN207401168U (en) | 2017-11-01 | 2017-11-01 | A kind of special cooled drying machine of low-pressure oil-free oxygenerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207401168U (en) |
-
2017
- 2017-11-01 CN CN201721437832.5U patent/CN207401168U/en active Active
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