CN208302489U - Cooling driers precooling evaporator - Google Patents
Cooling driers precooling evaporator Download PDFInfo
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- CN208302489U CN208302489U CN201820576220.2U CN201820576220U CN208302489U CN 208302489 U CN208302489 U CN 208302489U CN 201820576220 U CN201820576220 U CN 201820576220U CN 208302489 U CN208302489 U CN 208302489U
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- tube body
- drip pan
- heat exchanger
- exchanger core
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Abstract
The utility model relates to a kind of evaporators, more particularly to a kind of cooling driers precooling evaporator, solves dry air and easily contact and carry condensed water, lead to the problem that drying efficiency is low, technical points are, including tube body, it is equipped with heat exchanger core in tube body, is equipped with channel one in heat exchanger core, tube body top is provided with the import one of communicating passage one, tube body outer upper end is offered for dry air exit one, and the bottom end of tube body is provided with drip pan, and drip pan bottom end is provided with water outlet；Heat exchanger core lower end is provided with the channel two that channel one is passed through and surround for cold air, and the import two and outlet two of communicating passage two are offered on tube body.Humid air enters channel one, and cold air recycles in channel two, and humid air cooling liquefaction, liquid water flows down and converges in drip pan, and dry air ascension is left from outlet one.There are distance between the bottom end and drip pan in channel one, dry air is difficult to touch the water in drip pan, will not take away moisture, improve drying efficiency.
Description
Technical field
The utility model relates to a kind of evaporators, more specifically, it relates to a kind of cooling driers precooling evaporator.
Background technique
Freezing dryer for compressed air (hereinafter referred to as cooling driers) is exactly by the compressed air of the impurity such as containing water vapor, greasy dirt
Its dew-point temperature is reduced to hereinafter, allowing for Water vapor condensation therein into liquid water droplets, by subsequent gas-liquid separator into
Row separation, in the method for removing moisture while removing the other impurities in air (gas) and pure air.
A kind of integrated precooling evaporator is disclosed in the patent of notification number CN202122900U, it is bushing type integrated form
Structure, including evaporator and forecooler, evaporator are sleeved in forecooler, and the two becomes an entirety；Forecooler is in its shell
It is equipped with compressed air inlet and outlet and discharge outlet, evaporator is equipped with compressed air outlet and discharge outlet in its shell, in its shell
End plate is equipped with compressed air inlet；The shell of forecooler and the two end plates being welded on shell and the heat being packed into the plate hole of both ends are handed over
It changes pipe and constitutes pre-cooling unit, the compressed air entered in heat-exchange tube is pre-cooled；It the shell of evaporator and is welded on
Two end plates and pipe-coil type evaporator on shell constitute evaporation element, are freeze-dried to the compressed air of pre-cooling；Described
Lead to the compressed air not being freeze-dried in pre-cooling unit tube side, leads in the shell side of pre-cooling unit and come after flash-pot freeze-drying
Compressed air.
Above-mentioned utility model compact integral structure, piping connection is simpler, saves body space and reduces cost, both passed through
Ji energy conservation again.But due to laterally disposed, the cooling water generated can flow to drainpipe outlet, sky after cooling along inner walls
Gas climbs above water and leaves, therefore air can touch moisture in flow process, it is easy to together with a small amount of moisture
It leaves, there is a problem of that drying efficiency is low.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of cooling driers pre-cooling-evaporatings
Device has the effect of that drying efficiency is high.
To realize the above-mentioned technical purpose, the utility model provides following technical solution:
A kind of cooling driers precooling evaporator is set in the tube body along length direction including the tube body placed vertically
It is equipped with heat exchanger core, the channel one passed through for humid air along length direction, the tube body are provided in the heat exchanger core
Top is provided with the import one of communicating passage one, and the tube body outer upper end is offered for dry air exit one, described
The bottom end of tube body is provided with drip pan, and the drip pan bottom end offers the water outlet for outflow of supplying water；
The heat exchanger core lower end is provided with the channel two that channel one is passed through and surround for cold air, opens up on the tube body
There are the import two and outlet two of communicating passage two.
By using above-mentioned technical proposal, wet compressed air enters in channel one from import one, and cold air is by import
Two and outlet two, realize circulation in channel two, the heat of humid air is absorbed by the cold air in channel two in channel one.It is wet
It after air cooling-down, liquefies after vapor release heat, since self gravity can be along channel one to flowing down, water finally converges in water
In drip pan, the humid air after cooling becomes dry air, can upward ascension and from outlet one after dry air leaving channel one
It leaves.There are distances between the bottom end and drip pan in channel one, thus move downward after dry air leaving channel one one section away from
From that will move upwards, dry air is difficult to touch the water in drip pan at this time, will not take away moisture, realizes raising drying
The beneficial effect of efficiency.
Preferably, being covered with the buffer cover of convex in the drip pan, the edge of the buffer cover has several
Relief port.
By using above-mentioned technical proposal, the water flowed out in channel one can be dropped in buffer cover, and water can be along convex
Buffer cover be slipped to relief port and converge in drip pan, buffer cover prevents water to fall in the water assembled in drip pan, leads
Water-drop sputtering is caused, avoids the water droplet to splash that dry air is followed to continue to move to, drying efficiency is caused to reduce.Simultaneous buffering lid can also be with
When the side waterborne for preventing dry air from converging out of drip pan passes through, the air-flow that dry air drives takes away moisture, achieves into one
Step improves the beneficial effect of drying efficiency.
Preferably, the drip pan is extended with several flow guide bars being aligned with relief port along oneself height direction.
By using above-mentioned technical proposal, the water slid from channel one can splash to inboard wall of tube body under the action of air-flow,
The water of inboard wall of tube body falls along flow guide bar, can flow into drip pan through relief port rapidly, when avoiding water big, water flow accumulates in slow
Punching covers, and achieves the beneficial effect for improving aerial drainage efficiency.
Preferably, the drip pan and buffer cover be by being welded and fixed, the buffer cover periphery and drip pan inner wall it
Between there are gaps.
By using above-mentioned technical proposal, water flow can the gap between buffer cover and drip pan flow down, further mention
High aerial drainage effect.
Preferably, the bottom end of the heat exchanger core is fixedly installed the flow guide sleeve with one centerline collineation of channel, it is described
Flow guide sleeve top is fixed by welding and heat exchanger core sealing.
By using above-mentioned technical proposal, the water left from channel one can be flowed out out of flow guide sleeve, and moisture can stay in water conservancy diversion
On the side wall of set, avoids taking away moisture when dry air is mobile, achieve the beneficial effect for improving reasonable structure.
Preferably, the heat exchanger core is made of fin, partition and strip of paper used for sealing, the channel one and channel two by partition and
Strip of paper used for sealing separates.
By using above-mentioned technical proposal, fin is made of sheet metal, the good heat dissipation effect of sheet metal, in channel one
Heat can be transmitted to rapidly in channel two, accelerate the efficiency of heat transfer.
Preferably, the heat exchanger core upper end is provided with around the channel three in channel one, the channel three and outlet one
Connection.
By using above-mentioned technical proposal, the dry air left from channel one passes through channel three again and leaves, at this time dry air
It will reenter in heat exchanger core and leave, by heat absorption a part in bypass one, realize the purpose of precooling.
Preferably, be provided with the opening of communicating passage three on the side wall of the heat exchanger core, the dry air is from opening
Into channel three.
By using above-mentioned technical proposal, after dry air leaves from channel one and upward ascension, dry air can be first around warm
Core is exchanged, the precooling effect to channel one can be enhanced.
In conclusion the utility model achieves following effect:
1. by the way that drip pan is arranged in the bottom of heat exchanger core, there are distance between the bottom end and drip pan in channel one, because
This moves downward a distance after dry air leaving channel one and will move upwards, and dry air is difficult to touch drip pan at this time
Interior water will not take away moisture, realize the beneficial effect for improving drying efficiency；
2. the edge of buffer cover there are several relief ports by the buffer cover for being covered with convex in drip pan, lead to
The water flowed out in road one can be dropped in buffer cover, and water can be slipped to relief port and converge to along the buffer cover of convex to catchment
In bucket, buffer cover prevents water to fall in the water assembled in drip pan, leads to water-drop sputtering, and the water droplet to splash is avoided to follow dry sky
Gas continues to move to, and drying efficiency is caused to reduce.
Detailed description of the invention
Fig. 1 is the overall structure stereogram of the present embodiment；
Fig. 2 is the tube body partial structure sectional view of the present embodiment；
Fig. 3 is the schematic diagram of internal structure of the drip pan of the present embodiment；
Fig. 4 is another visual angle of the tube body partial structure sectional view of the present embodiment.
In figure: 1, tube body；2, heat exchanger core；21, flow guide sleeve；22, fin；23, partition；24, strip of paper used for sealing；3, channel one；31,
Import one；32, one is exported；4, channel two；41, import two；42, two are exported；5, drip pan；51, buffer cover；511, relief port；
52, flow guide bar；6, channel three；61, it is open.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of cooling driers precooling evaporator, as depicted in figs. 1 and 2, including the tube body 1 placed vertically, tube body 1 is interior along certainly
Body length direction is provided with heat exchanger core 2, and the channel one passed through for humid air along length direction is provided in heat exchanger core 2
3,1 top of tube body is provided with the import 1 of communicating passage 1, and 1 outer upper end of tube body is offered for dry air exit
One 32, the bottom end of tube body 1 is provided with drip pan 5, and 5 bottom end of drip pan offers the water outlet for outflow of supplying water；2 lower end of heat exchanger core
It is provided with the channel 24 that channel 1 is passed through and surround for cold air, 2 41 He of import of communicating passage 24 is offered on tube body 1
Export 2 42.Wet compressed air from import 1 enter heat exchanger core 2 channel 1 in, cold air from import 2 41 enter,
And from 2 42 discharge of outlet, circulation of the cold air in channel 24 is realized, the heat of humid air is by channel 24 in channel 1
Cold air absorb.After humid air cooling, vapor liquefies to the cold, and liquid water droplets are under self gravitation effect along channel 1
To flowing down, water is finally converged in drip pan 5, and the humid air after cooling becomes dry air, dry air leaving channel 1
Afterwards, understand upward ascension and left from outlet 1, there are distances between the bottom end and drip pan 5 in channel 1, therefore work as dry air
A distance is moved downward after leaving channel 1 to be moved upwards, and dry air is difficult to touch the water in drip pan 5 at this time,
Moisture will not be taken away, realize the beneficial effect for improving drying efficiency.
As shown in Fig. 2, the bottom end of heat exchanger core 2 is fixedly installed the flow guide sleeve 21 with one 3 centerline collineation of channel, water conservancy diversion
It covers 21 tops to fix by welding and the sealing of heat exchanger core 2, the water left from channel 1 can be flowed out out of flow guide sleeve 21, moisture
It can stay on the side wall of flow guide sleeve 21, avoid taking away moisture when dry air is mobile.
As shown in Figures 2 and 3, the buffer cover 51 of convex is covered in drip pan 5, the edge of buffer cover 51 has number
A relief port 511, the interior water flowed out in channel 1 can be dropped in buffer cover 51, and water can slide along the buffer cover 51 of convex
It to relief port 511 and converges in drip pan 5, buffer cover 51 prevents water to fall in the water assembled in drip pan 5, leads to water droplet
It splashes, avoids the water droplet to splash that dry air is followed to continue to move to, drying efficiency is caused to reduce.Simultaneous buffering lid 51 is also possible to prevent
When the side waterborne that dry air is converged out of drip pan 5 passes through, the air-flow that dry air drives takes away moisture, further increases drying
Efficiency.
As shown in figure 3, drip pan 5 is extended with several flow guide bars 52 being aligned with relief port 511 along oneself height direction, from
The water that channel 1 slides can splash to 1 inner wall of tube body under the action of air-flow, and the water of 1 inner wall of tube body falls along flow guide bar 52, can
It is flowed into drip pan 5 through relief port 511 rapidly, when avoiding water big, water flow is accumulated in buffer cover 51, improves aerial drainage effect
Rate.
It is welded and fixed as shown in figure 3, drip pan 5 and buffer cover 51 pass through, between 5 inner wall of 51 periphery of buffer cover and drip pan
There are gap, water flow can the gap between buffer cover 51 and drip pan 5 flow down, further increase aerial drainage effect.
As shown in figure 4, heat exchanger core 2 is made of fin 22, partition 23 and strip of paper used for sealing 24, channel 1 and channel 24 are by partition
23 and strip of paper used for sealing 24 separate, fin 22 is generally made of sheet metal, the good heat dissipation effect of sheet metal, and the heat in channel 1 can be with
It is transmitted in channel 24 rapidly, accelerates the efficiency of heat transfer.
As shown in Figure 2 and Figure 4,2 upper end of heat exchanger core is provided with around the channel 36 in channel 1, channel 36 and outlet
One 32 communicate, and the dry air left from channel 1 passes through channel 36 again and leaves, and dry air will reenter heat exchange at this time
It in core 2 and leaves, by heat absorption a part in bypass 1, realizes the effect precooled to humid air.Heat exchanger core
It is provided with the opening 61 of communicating passage 36 on 2 side wall, dry air enters channel 36 from opening 61, and dry air is from channel 1
After leaving and the precooling effect to channel 1 can be enhanced first around heat exchanger core 2 in upward ascension, dry air.
The course of work: wet compressed air is out of, import 1 enters heat exchanger core 2 channel 1, and cold air is from import
2 41 enter and are discharged from outlet 2 42, realize circulation of the cold air in channel 24, the heat quilt of humid air in channel 1
Cold air in channel 24 absorbs.After humid air cooling, vapor liquefies to the cold, and liquid water droplets are suitable under self gravitation effect
Channel 1 to flow down, water finally converges in drip pan 5, by cooling after humid air become dry air, dry air leaves
Behind channel 1, entering channel 36 from the sidewall opening 61 of heat exchanger core 2, the dry air of low temperature precools channel 1,
And finally from one 32 outflow of outlet.
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 (8)
1. a kind of cooling driers precooling evaporator, it is characterised in that: including the tube body (1) placed vertically, the interior edge of the tube body (1)
Length direction is provided with heat exchanger core (2), is provided in the heat exchanger core (2) and is worn for humid air along length direction
The channel one (3) crossed, tube body (1) top are provided with the import one (31) of communicating passage one (3), tube body (1) outside
Upper end is offered for dry air exit one (32), and the bottom end of the tube body (1) is provided with drip pan (5), described to catchment
Bucket (5) bottom end offers the water outlet for outflow of supplying water；
Heat exchanger core (2) lower end is provided with the channel two (4) that channel one (3) is passed through and surround for cold air, the tube body
(1) two (42) of import two (41) and outlet of communicating passage two (4) are offered on.
2. a kind of cooling driers precooling evaporator according to claim 1, it is characterised in that: drip pan (5) inner cover
The edge of buffer cover (51) equipped with convex, the buffer cover (51) has several relief ports (511).
3. a kind of cooling driers precooling evaporator according to claim 2, it is characterised in that: the drip pan (5) is along certainly
Body short transverse is extended with several flow guide bars (52) being aligned with relief port (511).
4. a kind of cooling driers precooling evaporator according to claim 3, it is characterised in that: the drip pan (5) is gentle
Punching lid (51) is by being welded and fixed, and there are gaps between buffer cover (51) periphery and drip pan (5) inner wall.
5. a kind of cooling driers precooling evaporator according to claim 4, it is characterised in that: the heat exchanger core (2)
Bottom end is fixedly installed the flow guide sleeve (21) with channel one (3) centerline collineation, flow guide sleeve (21) top by welding with
Heat exchanger core (2) sealing is fixed.
6. a kind of cooling driers precooling evaporator according to any one of claims 1-5, it is characterised in that: the heat is handed over
Core (2) is changed to be made of fin (22), partition (23) and strip of paper used for sealing (24), the channel one (3) and channel two (4) by partition (23) and
Strip of paper used for sealing (24) separates.
7. a kind of cooling driers precooling evaporator according to claim 6, it is characterised in that: on the heat exchanger core (2)
End is provided with around the channel three (6) in channel one (3), and the channel three (6) is connected to one (32) of outlet.
8. a kind of cooling driers precooling evaporator according to claim 7, it is characterised in that: the heat exchanger core (2)
The opening (61) of communicating passage three (6) is provided on side wall, the dry air enters channel three (6) from opening (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820576220.2U CN208302489U (en) | 2018-04-19 | 2018-04-19 | Cooling driers precooling evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820576220.2U CN208302489U (en) | 2018-04-19 | 2018-04-19 | Cooling driers precooling evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208302489U true CN208302489U (en) | 2019-01-01 |
Family
ID=64712990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820576220.2U Active CN208302489U (en) | 2018-04-19 | 2018-04-19 | Cooling driers precooling evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208302489U (en) |
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2018
- 2018-04-19 CN CN201820576220.2U patent/CN208302489U/en active Active
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