CN209155485U

CN209155485U - One kind can rise again cooling driers

Info

Publication number: CN209155485U
Application number: CN201821731089.9U
Authority: CN
Inventors: 孙小辉
Original assignee: Wuhan Maixin Automobile Mould Co Ltd
Current assignee: Wuhan Maixin Automobile Mould Co Ltd
Priority date: 2018-10-23
Filing date: 2018-10-23
Publication date: 2019-07-26
Anticipated expiration: 2028-10-23

Abstract

It can rise again cooling driers the utility model relates to one kind, it includes casing and the air compressor, forecooler, evaporator and the moisture trap that are sequentially communicated in casing and through pipeline, it is characterized by also including devices of rising again, it is connected with refrigerant escape pipe on the evaporator, is passed through the adiabatic condensation temperature that evaporating temperature of the refrigerant in evaporator in evaporator under air pressure conditions is higher than water；The device of rising again includes shell and the pipe of rising again that is set in the housing, the end of the refrigerant escape pipe connects shell, one end of the pipe of rising again connects the outlet side of the moisture trap by pipeline, and the other end for pipe of rising again extends hull outside and connect with external with tracheae.The utility model, which can effectively reduce atmosphere, meets the case where generating water mist after dry cold air and occurs, to have the effect of that processed components is prevented to be contaminated.

Description

One kind can rise again cooling driers

Technical field

The utility model relates to auto-parts technical field of processing equipment, can rise again cooling driers more particularly, to one kind.

Background technique

Cooling driers are the abbreviations of refrigerated type air dryer, and cooling driers are reference emerging technologies, are belonged in pneumatic system Gas source processing element is widely used in all kinds of pneumatic equipments in industrial production, pneumatic tool, spray painting coating, food packaging, light The industries such as spinning, chemical industry.Traditional refrigerated type air dryer is mainly by air compressor, forecooler, evaporator and gas-water separation Qi Deng mechanism composition, its working principle is that being absorbed heat in evaporator vaporization by refrigerant, in the process to surrounding ring Border generates refrigeration effect, so that saturation vapour contained in the compressed air being passed through in evaporator is condensed into liquid water, passes through filtering Centrifugation, condensed water are discharged through automatic water trap, to be dried, pure compressed air.

In auto-parts manufacture and manufacture field, it is often necessary to dry pure air be used to carry out spare and accessory parts Finishing, it is therefore desirable to environment needed for realizing processing spare and accessory parts by the dry pure air of cooling driers manufacture.

But in the prior art, air is after cooling driers are dry, and general temperature is at 2-10 DEG C, such air themperature phase Compared with the too low air temperature under room temperature, the gas after drying crosses with extraneous room temperature atmosphere (10-35 DEG C) rapidly, leads to the external world Room temperature vapor in the atmosphere condenses a large amount of water mists of generation in case of cold air and is attached on processed components, to processed zero Component brings pollution and damage.

Utility model content

Can rise again cooling driers the purpose of the utility model is to provide one kind, have can effectively reduce atmosphere meet it is dry cold The case where water mist is generated after air occurs, thus the effect for preventing processed components to be contaminated.

The above-mentioned technical purpose of the utility model has the technical scheme that

One kind can rise again cooling driers, the air compressor that is sequentially communicated including casing and in casing and through pipeline, Forecooler, evaporator and moisture trap, it is characterised in that: further include device of rising again, be connected with refrigerant on the evaporator Escape pipe is passed through the adiabatic condensation temperature that evaporating temperature of the refrigerant in evaporator in evaporator under air pressure conditions is higher than water；Institute State the pipe of rising again that device of rising again includes shell He is set in the housing, the end of the refrigerant escape pipe connects shell, and described time One end of warm pipe connects the outlet side of the moisture trap by pipeline, the other end for pipe of rising again extend hull outside and with External is connected with feed channel.

By using above-mentioned technical proposal, refrigerant vaporizes heat absorption in evaporator, so that being passed through the room temperature in evaporator Air reduces, and the Water vapor condensation in air realizes the drying to air at liquid water；The heat absorption of this process refrigerant becomes gaseous state, Enter using refrigerant escape pipe and rises again in device, and the cold air after drying then enters pipe of rising again by moisture trap It is interior, enter in device of rising again after heat absorption in gaseous refrigerant and carries out a heat exchange, temperature again with the cold air risen again in pipe Higher refrigerant transfers heat to the lower cold air of temperature, rises again to cold air, make air temperature go up to 10-35 DEG C, thus reduce even avoid atmosphere in case of cold air when generate water mist, and make full use of the heat of refrigerant itself, both The processed components of protection are not polluted by water mist, also realize heat recycling, energy conservation and environmental protection.

Further preferably are as follows: the pipe of rising again is fixedly mounted in the shape of a spiral in the shell.

By using above-mentioned technical proposal, pipe of rising again is fixedly mounted in the shape of a spiral in shell, and cold air can be made to return Stroke in warm pipe increases, and extends cold air and hotter refrigerant vapour heat exchanger time, so that effect of rising again is more preferable.

Further preferably are as follows: the hull outside is arranged with collet.

By using above-mentioned technical proposal, hull outside is arranged collet, it is possible to reduce enclosure interior refrigerant vapour Heat loss keeps the heat utilization of refrigerant vapour more abundant, rises again more efficient.

Further preferably are as follows: the refrigerant escape pipe is equipped with auxiliary heater.

By using above-mentioned technical proposal, auxiliary heater is set on refrigerant escape pipe, then when atmospheric temperature is higher, It can be heated by auxiliary heater to refrigerant vapour, keep the heat of refrigerant vapour more preferable, to pass to cold air Heat is more, and cold air is risen again more, so as to better adapt to atmospheric environment, reduces atmosphere and generates water mist in case of cold air Possibility.

Further preferably are as follows: be additionally provided with blower on the refrigerant escape pipe.

By using above-mentioned technical proposal, blower is set, blower can accelerate refrigerant vapour on refrigerant escape pipe The evaporation rate of velocity of liquid assets and liquid refrigerant quickly enters the refrigerant for having changed into steam in device of rising again to cold sky Gas is risen again, to facilitate liquid refrigerant more efficiently evaporation endothermic, carries out refrigeration drying to air, drying efficiency and is returned Warm efficiency all gets a promotion.

Further preferably are as follows: refrigerant charge pipe and spiral condenser pipe, the condensation are equipped in the evaporator One end of pipe is connected by the outlet side of pipeline and forecooler, and the inlet end of the other end of condenser pipe and the moisture trap connects It connects；The bottom of the evaporator is equipped with the heating tube equipped with conduction oil.

By using above-mentioned technical proposal, the heating tube equipped with conduction oil heats refrigerant, evaporates refrigerant Heat absorption, so that the helical form condenser pipe tube wall temperature in evaporator be made to reduce, the vapor at the air midpoint in condenser pipe is to the cold Liquid water is condensed into, achievees the effect that remove steam, dry air in air, dry air more Gao Gaoxiao, be also convenient for condensation Water and dry air are further processed.

Further preferably are as follows: be additionally provided with activated carbon dryer between the moisture trap and the device of rising again.

By using above-mentioned technical proposal, activated carbon dryer, active carbon are set between moisture trap and device of rising again Drier can further absorb the vapor not condensed completely in air, in addition, active carbon can also absorb certain in air A little organic pollutants, further pure air improve the degree of purity of dry air, help to improve the processing of processed components Quality.

Further preferably are as follows: refrigerant reflux tube, the refrigerant reflux tube are connected on the shell of the device of rising again End connect the refrigerant charge pipe.

By using above-mentioned technical proposal, refrigerant reflux tube, and the end of return pipe are connected on the shell for device of rising again Refrigerant charge pipe is connected, then is declined in device of rising again to the refrigerant temperature that cold air is risen again, then pass through refrigerant charge pipe Evaporator interior suction thermal evaporation is reentered, cooling drying is carried out to the air in condenser pipe；This process realizes following for refrigerant Ring utilizes, more environmentally-friendly saving.

Further preferably are as follows: outlet pipe is connected on the moisture trap, the outlet pipe is helically wound around institute External captation is connected after stating refrigerant reflux tube outside.

By using above-mentioned technical proposal, outlet pipe is connected on contract tax separator, and outlet pipe is wound around outside return pipe, Then the lower condensed water of temperature can further cool down refrigerant in outlet pipe, make more refrigerants with liquid reflux Into evaporator, convenient refrigerant used evaporation endothermic again is more preferable to the cool drying effect of air.

Further preferably are as follows: the condenser pipe, refrigerant reflux tube rise again pipe and outlet pipe is the good gold of thermal conductivity Belong to pipe

By using above-mentioned technical proposal, condenser pipe, refrigerant reflux tube rise again pipe and outlet pipe is that thermal conductivity is good Metal tube, then gas or liquid heat-exchange inside and outside pipe can be made to be more easier, heat exchange efficiency is higher.

In conclusion the utility model has the following beneficial effects:

The device 1. setting is risen again carries out warming up treatment to the cold air after cooling drying, air temperature can be made to go up To close with ambient air temp, reduce even avoid atmospheric air in case of cold air when generate a large amount of water mists, so that protection is added The components of work are not by water pollution；

It rises again in device 2. the gaseous refrigerant evaporated in evaporator is passed into, the heat absorbed when being evaporated using refrigerant It rises again to the cold air in pipe of rising again, heating efficiency is higher, more energy efficient environmental protection；

3. connecting refrigerant reflux tube on device of rising again, then the refrigerant being passed into device of rising again is carried out to cold air After rising again, evaporation endothermic again may return in evaporator, realize that the circulating repetition of refrigerant utilizes, more environmentally-friendly saving.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the present embodiment.

In figure, 1, casing；2, air compressor；3, forecooler；4, evaporator；41, refrigerant escape pipe；411, auxiliary adds Hot device；412, blower；42, refrigerant charge pipe；43, condenser pipe；44, heating tube；5, moisture trap；51, outlet pipe；6, it returns Warm device；61, shell；62, it rises again pipe；63, collet；64, refrigerant reflux tube；7, activated carbon dryer.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Referring to Fig.1, it can rise again cooling driers, including casing 1, in casing 1 and lead to for one kind disclosed by the utility model The sequentially connected air compressor 2 of piping, forecooler 3, evaporator 4, moisture trap 5, activated carbon dryer 7 and dress of rising again Set 6.Above-mentioned each device in casing 1 passes through bracket (not shown) and is supported fixation.Normal temperature air successively passes through It crosses to enter after air compressor 2 is compressed, forecooler 3 is pre-chilled in evaporator 4 and be handed over the refrigerant generation heat in evaporator 4 It changes, becomes cold air and Water vapor condensation therein in normal temperature air into liquid water；Cold air and liquid water enter gas-water separation It is separated in device 5, the water isolated drains into outside casing 1, and it is further that the cold air isolated is passed through activated carbon dryer 7 again Dry, last cold air is passed through in device 6 of rising again and rises again, until air temperature go up to ability close with atmospheric temperature into It exercises and uses.

Rise again 6 pairs of device it is cooling dry after cold air carry out warming up treatment, can make air temperature go up to it is big Gas air themperature is close, reduce even avoid atmospheric air in case of cold air when generate a large amount of water mists, thus protection be processed zero Component is not by water pollution.

Evaporator 4 is provided with the refrigerant of liquid, is fixedly installed in evaporator 4 in vertical spiral helicine condenser pipe 43, The top of condenser pipe 43 connects the outlet side of forecooler 3 by pipeline, and the other end of condenser pipe 43 connects air water point by pipeline Inlet end from device 5.Bottom in evaporator 4 is fixedly installed with heating tube 44, and heating tube 44 is provided with the conduction oil being heated. The close bottom position of evaporator 4 is connected with refrigerant charge pipe 42, and the top of evaporator 4 is connected with refrigerant escape pipe 41, Blower 412 and auxiliary heater 411 are installed, the end of refrigerant escape pipe 41 connects device of rising again on refrigerant escape pipe 41 6.Refrigerant in evaporator 4 is higher than the condensation of vapor in condenser pipe 43 in the evaporating temperature under the air pressure conditions of evaporator 4 Temperature.

The refrigerant of liquid absorbs heat evaporation under the heating of conduction oil, and carrying out cooling to the air in condenser pipe 43 steams water Liquid water is formed in airsetting, while the gaseous refrigerant evaporated is passed by refrigerant escape pipe 41 and is risen again in device 6, and system is utilized The heat that cryogen absorbs when evaporating rises again to the cold air in pipe 62 of rising again, and heating efficiency is higher, more energy efficient environmental protection.

Device 6 of rising again includes shell 61 and the pipe 62 of rising again being fixedly mounted in shell 61, rises again pipe 62 in shell 61 In flat spin shape, the one end for pipe 62 of rising again connects the outlet side of activated carbon dryer 7, the other end for pipe 62 of rising again by pipeline It is connected with external with feed channel.The bottom of shell 61 is connected with refrigerant reflux tube 64, the end of refrigerant reflux tube 64 with Refrigerant charge pipe 42 on evaporator 4 connects.The water outlet of moisture trap 5 is connected with an outlet pipe 51, outlet pipe 51 Main part in the shape of a spiral and be looped around outside refrigerant reflux tube 64, the end of outlet pipe 51 and external captation (figure In be not shown) connection.

Enter from the cold air come out in activated carbon dryer 7 and rise again in pipe 62, gaseous refrigerant enters in shell 61 Heat exchange is carried out again with the cold air in pipe 62 of rising again, and increase air temperature；Gaseous refrigerant own temperature simultaneously Decline, by refrigerant reflux tube 64 and by the condensed water cooling for reflux in outlet pipe 51, into evaporator 4, repetitive cycling is sharp With more environmentally-friendly saving.

In order to improve the heat exchanger effectiveness at each heat exchange, condenser pipe 43, refrigerant reflux tube 64 and outlet pipe 51 are to lead The good metal tube of hot property, such as iron pipe, aluminum pipe and copper pipe.Simultaneously be arranged outside the shell 61 for device 6 of rising again one layer it is heat-insulated Set 63.

The implementation principle of the present embodiment are as follows: the air after cooling drying, which is finally passed through in device 6 of rising again, rises again, and will inhale The gaseous refrigerant evaporated after receipts heat is passed through in device 6 of rising again carries out heat exchange with the cold air risen again in pipe 62 again, makes cold Atmosphere temperature rising to close with atmospheric temperature, thus reduce even avoid atmospheric air in case of cold air when generate a large amount of water mists, thus The processed components of protection are not by water pollution；This process refrigerant both can be to normal temperature air refrigeration drying, can also be right Cold air after drying is risen again, and the heat of refrigerant suction is utilized, more energy efficient environmental protection.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims

The cooling driers 1. one kind can rise again including casing (1) and are set in casing (1) and are compressed by the air that pipeline is sequentially communicated Machine (2), forecooler (3), evaporator (4) and moisture trap (5), it is characterised in that: further include rise again device (6), the steaming Refrigerant escape pipe (41) are connected on hair device (4), are passed through the refrigerant in evaporator (4) in evaporator (4) interior air pressure conditions Under evaporating temperature be higher than water adiabatic condensation temperature；The device of rising again (6) includes shell (61) and returning in shell (61) The end of temperature pipe (62), the refrigerant escape pipe (41) connects shell (61), and one end of the pipe of rising again (62) passes through pipeline The outlet side for connecting the moisture trap (5), it is external and with outside that the other end of pipe of rising again (62) extends shell (61) It is connected with feed channel.
The cooling driers 2. one kind according to claim 1 can rise again, it is characterised in that: the pipe of rising again (62) is in the shell (61) it is fixedly mounted in the shape of a spiral in.
The cooling driers 3. one kind according to claim 1 or 2 can rise again, it is characterised in that: be arranged outside the shell (61) There are collet (63).
The cooling driers 4. one kind according to claim 1 can rise again, it is characterised in that: set on the refrigerant escape pipe (41) There are auxiliary heater (411).
The cooling driers 5. one kind according to claim 1 or 4 can rise again, it is characterised in that: the refrigerant escape pipe (41) On be additionally provided with blower (412).
The cooling driers 6. one kind according to claim 1 can rise again, it is characterised in that: refrigeration is equipped in the evaporator (4) One end of agent feed pipe (42) and spiral condenser pipe (43), the condenser pipe (43) passes through pipeline and forecooler (3) Outlet side connection, the other end of condenser pipe (43) are connect with the inlet end of the moisture trap (5)；The evaporator (4) Bottom is equipped with the heating tube (44) equipped with conduction oil.
The cooling driers 7. one kind according to claim 1 or 6 can rise again, it is characterised in that: the moisture trap (5) and institute It states and is additionally provided with activated carbon dryer (7) between device of rising again (6).
The cooling driers 8. one kind according to claim 6 can rise again, it is characterised in that: the shell of the device of rising again (6) (61) it is connected on refrigerant reflux tube (64), the end of the refrigerant reflux tube (64) connects the refrigerant charge pipe (42).
The cooling driers 9. one kind according to claim 8 can rise again, it is characterised in that: connected on the moisture trap (5) Have outlet pipe (51), the outlet pipe (51) connects external collection after being helically wound around the refrigerant reflux tube (64) outside Water installations.
The cooling driers 10. one kind according to claim 9 can rise again, it is characterised in that: the condenser pipe (43), refrigerant return Flow tube (64), pipe of rising again (62) and outlet pipe (51) are metal tube.