CN207913267U - A kind of air pretreatment device - Google Patents

Abstract

The utility model provides a kind of air pretreatment device, can solve that existing air pretreatment installation area is big, while the problem bad to the effect on moisture extraction of compressed air.It includes casing, and casing internal is spaced successively along airintake direction is equipped at least two groups cooling bobbin carriage, combined type water knockout drum and heating bobbin carriage；The cooling media outlet of first group of bobbin carriage is connected to the heating medium inlet of heating bobbin carriage, and the Crude product input for heating bobbin carriage is connected to the cooling medium inlet of first group of bobbin carriage；The silk screen water collector of combined type water knockout drum includes wallboard frame, resupination framework and turnover driving mechanism；Turnover driving mechanism is for driving resupination framework to be rotated around respective shaft, so that when off working state, resupination framework is parallel to air inlet direction；When working condition, the intersection of adjacent two resupination frameworks, silk screen just facing towards air inlet direction；When cleaning state, adjacent two resupination framework intersections, the reverse side direction air inlet direction of silk screen.

Description

A kind of air pretreatment device

Technical field

The utility model is related to the compressed air pre-processing device field of fermentation industry, specially a kind of air pretreatment dress It sets.

Background technology

The patent of invention of Patent No. ZL200910208228.9 discloses a kind of energy-saving air preprocessing method and dress It sets, the Waste Heat Recovery in compressed air can be substituted steam to heat air by this energy-saving air preprocessing method and device And the power as lithium bromide refrigerator, energy-saving effect are very notable.

The device includes the aerial cooler and air heater being cascaded, since aerial cooler and air heat Device is individual device, and respectively sufficiently bulky, not only increases installation cost, and also increase floor space.Meanwhile Water removal sections in the aerial cooler are using multiple collection type water knockout drums, since collection type water knockout drum can only collect air In larger water droplet, it is and bad to the separating effect of smaller water droplet, therefore poor to the effect on moisture extraction of compressed air, after affecting Supervention ferment uses.

Invention content

In view of the above-mentioned problems, the utility model provides a kind of air pretreatment device, existing air can be solved and located in advance Manage big while bad to the effect on moisture extraction of the compressed air problem of installation area.

Its technical solution is such：A kind of air pretreatment device, it is characterised in that：It includes casing, the casing Both sides be respectively equipped with air inlet and gas outlet, the casing internal is spaced successively along airintake direction is equipped at least two groups cooling Bobbin carriage, combined type water knockout drum and heating bobbin carriage；It is equipped with heat exchanger tube in the cooling bobbin carriage and the heating bobbin carriage；Described first The cooling media outlet of group bobbin carriage is connected to the heating medium inlet of the heating bobbin carriage, and the heat medium of the heating bobbin carriage goes out Mouth is connected to the cooling medium inlet of first group of bobbin carriage；The cooling media outlet of remaining cooling bobbin carriage and cooling Jie Matter entrance is connected to external circulating water pipe respectively；

The combined type water knockout drum includes collection type water knockout drum, silk screen water collector and the collection being sequentially arranged along airintake direction Formula water knockout drum；The silk screen water collector includes wallboard frame, resupination framework and turnover driving mechanism；The resupination framework is in vertical It arranges and is mounted side by side in the wallboard frame, the resupination framework is rectangular, and the resupination framework surface covering is equipped with Silk screen is installed in the middle part of the resupination framework in vertically arranged shaft, and the resupination framework passes through the shaft and turns It is dynamic to be installed in the wallboard frame；The turnover driving mechanism is for driving the resupination framework to turn around the respective shaft Dynamic, so that when off working state, the resupination framework is parallel to air inlet direction；When working condition, adjacent two overturnings The acute angle just facing towards air inlet direction and between air inlet direction of frame intersection and orthogonal, the silk screen is 45 °；Cleaning When state, adjacent two resupination frameworks intersections and orthogonal, the reverse side of the silk screen towards air inlet direction and with into Acute angle between wind direction is 45 °.

It is further characterized by：

Heat exchanger tube in first group of bobbin carriage is heat pipe, and the outer surface of the heat pipe is equipped with fin, and the heat pipe is in perpendicular To being arranged side by side, the upper end of the heat pipe is connected to upper connector, and the lower end of the heat pipe is connected to lower connector；It is described One end of upper connector is closed, and the other end is connected to the heating medium inlet of the heating bobbin carriage；One end of the lower connector Closing, the other end are connected to the Crude product input of the heating bobbin carriage.

Heat exchanger tube in remaining described cooling bobbin carriage and the heating bobbin carriage is steel pipe, and the outer surface of the steel pipe is set There is fin.

The quantity of the resupination framework be more than three, the turnover driving mechanism include transmission device, push plate, booster frame, Guide plate, towing plate and axis pin, the towing plate include towing plate one and towing plate two, the booster frame, the push plate and institute Guide plate is stated from top to bottom to set gradually；The guide plate is arranged in the two neighboring overturning of side along air inlet direction The centre of frame is simultaneously fixedly mounted on the top plate of the wallboard frame, and kidney-shaped is offered along its length on the guide plate Counterbore；The booster frame includes two boosting bars setting up and down, and one end of the axis pin sequentially passes through the waist from the bottom to top Shape counterbore, the front end of the push plate, two boosting bars rear end rear enclosure stop nut, the axis pin and the kidney-shaped are housed Counterbore clearance fit, the axis pin are rotatably assorted with the push plate and two boosting bars；Two adjacent with the guide plate The front end of the top surface of a resupination framework, which is respectively perpendicular, is connected with connecting pin, the front ends of two boosting bars respectively with two institutes Connecting pin is stated to be rotatablely connected one by one；It is respectively perpendicular positioned at the top surface rear end of the resupination framework of odd bits and is connected with connecting pin, The towing plate one is horizontally set on the rear side of the top plate and is rotatablely connected one by one with the connecting pin positioned at odd bits；Position It is respectively perpendicular in the front end of the top surface of the resupination framework of even bit and is connected with connecting pin, the towing plate two is horizontally set on institute It states the front side of top plate and is rotatablely connected one by one with the connecting pin positioned at even bit；The height of the towing plate is led less than described To plate；The transmission device is connect with the rear end of the push plate, for driving the axis pin to be slid back and forth along the kidney-shaped counterbore； The silk screen on two resupination frameworks of the booster frame connection is oppositely arranged, the institute of the same towing plate connection The silk screen stated on resupination framework is arranged in the same direction.

The transmission device includes worm speed reducer and driver plate, and the driver plate is horizontally disposed, and the one of the driver plate End and the rear end of the push plate are hinged, and the other end of the driver plate is affixed by the output shaft of key and the worm speed reducer, Support plate is installed, the shell of the worm speed reducer is fixed in the support plate on the top plate.

The resupination framework includes bottom frame and top frame, the outside of the bottom frame along its circumferential direction integrally formed with backplate, it is described Silk screen setting is between the bottom frame and the top frame and affixed by screw between three, and the shaft passes through the backplate simultaneously It is affixed with the backplate.

The specification of the silk screen is the mesh of 100 mesh ~ 200.

The collection type water knockout drum includes the folded plate being arranged in parallel up and down, is fixed by dowel between the folded plate, institute The width direction for stating folded plate is parallel to airintake direction；It is respectively arranged with right angle in each bending part of the folded plate and outlet side Plate, the L-square are arranged along the length direction of the folded plate, and one of described L-square plate is fixed with the folded plate to be connected It connects, another plate is parallel to airintake direction, and collecting tank is enclosed between the L-square and the folded plate, the collecting tank Notch is towards airintake direction.

Acute angle between each inclined-plane and airintake direction of the folded plate is equal and is 15 ° ~ 30 °, preferably 30 °.

The utility model has the beneficial effects that：

1, the air pretreatment device of the utility model has been sequentially arranged cooling bobbin carriage along airintake direction in casing, has answered Air cooling, water removal and heating, i.e., be integrated in a table apparatus, occupation of land face be greatly saved by box-like water knockout drum and heating bobbin carriage Product；Water removal sections use combined type water knockout drum, first collection type water knockout drum of combined type water knockout drum first to collect larger in air Water droplet, silk screen water collector, which collects smaller water droplet, simultaneously assembles small water droplet, and second collection type water knockout drum is for collecting from silk The big water droplet that online escape is fallen reaches so as to effectively be dehumidified to air and significantly divides water effect, also, pass through control The resupination framework of throwing net water collector is turned to different angles, it can be achieved that three kinds of different states can be incited somebody to action when equipment test run Resupination framework is turned to off working state, and silk screen is parallel to air inlet direction at this time, can prevent rubbish, the iron in the air hose of air compressor machine Rust blocks silk screen；When later stage big production, resupination framework can be turned to working condition, adjacent at this time two resupination framework phases Hand over, silk screen just facing towards air inlet direction, the gathering surface of an entirety is spliced between resupination framework, it is small to what is carried secretly in air Water droplet is collected；When needing to clean silk screen during big production, resupination framework can be turned to cleaning state, at this time Adjacent two resupination frameworks intersection, the reverse side of silk screen is towards air inlet direction, to which available air carries out recoil cleaning to silk screen, In this way, can avoid causing to stop production because silk screen blocks, and then can avoid to a variety of losses caused by client.

2, heat pipe is used as the heat exchanger tube of first group of cooling bobbin carriage by the utility model, due to the special construction of heat pipe, wherein Liquid medium when the compressed air with high temperature and humidity is exchanged heat can rapid vaporization, entered by cooling media outlet after vaporization Bobbin carriage is heated, the Cryogenic air after cooling and dehumidifying is heated, medium liquefies and by the heating of heating bobbin carriage after heating Media outlet returns to first group of cooling bobbin carriage and carries out next round cycle, since heat pipe is higher than the heat exchange efficiency of common steel tube, When heat exchange area is identical, the heat of the lower compressed air of the recyclable temperature of heat pipe, in general, when using heat pipe, compressed air Temperature can be realized heat recovery higher than 80 DEG C, and need to ensure that the temperature of compressed air is higher than 110 DEG C using common steel tube, it is no Then heat exchange efficiency will substantially reduce, and therefore, the present apparatus can ensure that heat exchange area is identical, expand fermentation industry significantly The temperature range of Waste Heat Recovery.

Description of the drawings

Fig. 1 is the front view of the utility model；

Fig. 2 is the left view of first group of cooling bobbin carriage in Fig. 1；

Fig. 3 is the left view of silk screen water collector in Fig. 1（Resupination framework is in running order）；

Fig. 4 is the enlarged drawing of a-quadrant in Fig. 3；

Fig. 5 is the vertical view of Fig. 3；

Fig. 6 is the left view of Fig. 3；

When Fig. 7 is that resupination framework is in off working state, the vertical view of silk screen water collector；

Fig. 8 is the connection relationship diagram of resupination framework, silk screen and shaft；

Fig. 9 is the sectional view of the line B-B along Fig. 8；

Figure 10 is the front view of collection type water knockout drum in Fig. 1；

Figure 11 is the connection relationship diagram of folded plate and L-square；

Figure 12 is the left view of Figure 11.

Reference numeral：1- silk screens；2- wallboard frames；2-1- top plates；2-2- bottom plates；3,31,32,33,34- resupination frameworks； 3-1- bottom frames；3-2- top frames；3-1-1- backplates；4- shafts；5- push plates；6- boosting bars；7- guide plates；71- kidney-shaped counterbores；8- is led Corbel back slab；81- towing plates one；82- towing plates two；9- axis pins；10- stop nuts；11- connecting pins；12- worm speed reducers；121- The output shaft of worm speed reducer；13- driver plates；14- support plates；15- screws；16- casings；161- air inlets；The gas outlets 162-； 17- collection type water knockout drums；171- folded plates；172- dowels；173- L-squares；174- collecting tanks；175- mounting plates；18- silk screens Water collector；191,192,193,194- cools down bobbin carriage；19-1- cools down media outlet；19-2- cools down medium inlet；1911- exchanges heat Pipe；1912- upper connectors；1913- lower connectors；20- heats bobbin carriage；20-1- heating medium inlets；20-2- heat mediums go out Mouthful；21- fins；22- gas phase pipes；23- liquid-phase tubes.

Specific implementation mode

See Fig. 1, a kind of air pretreatment device of the utility model comprising the both sides of casing 16, casing 16 are set respectively There are air inlet 161 and gas outlet 162, is spaced successively along airintake direction inside casing 16 and at least two groups cooling bobbin carriage is installed, is answered Box-like water knockout drum and heating bobbin carriage 20, four groups of cooling bobbin carriages 191,192,193,194 are equipped in Fig. 1；Cooling bobbin carriage and heating tube It is equipped with heat exchanger tube in case 20；The heating medium inlet of the cooling media outlet 19-1 of first group of bobbin carriage 191 and heating bobbin carriage 20 20-1 is connected to by gas phase pipe 22, and the Crude product input 20-2 and the cooling medium of first group of bobbin carriage 191 for heating bobbin carriage 20 enter Mouth 19-2 is connected to by liquid-phase tube 23；The cooling media outlet 19-1 of remaining cooling bobbin carriage 192,193,194 and cooling medium Entrance 19-2 is connected to external circulating water pipe respectively.As shown in Figure 1, can be by the cooling media outlet of cooling bobbin carriage 192,193 19-1 is in parallel, and cooling medium inlet 19-2 is in parallel, uses water as the cooling medium of cooling bobbin carriage 192,193 using general industry； And it cools down bobbin carriage 194 and can be used alone chilled water as cooling medium.So design, when high temperature and humidity compressed air is by air inlet Into after casing, heat exchange first is carried out with first group of cooling bobbin carriage 191, makes the medium rapid vaporization in first group of cooling bobbin carriage, Enter heating bobbin carriage by gas phase pipe, then compressed air is cooled down by cooling bobbin carriage 192,193,194 step by step successively, then by Combined type water knockout drum removes water, and becomes low temperature dry air, then becomes high temperature dry air by the heating of heating bobbin carriage, by gas outlet Discharge is used for follow-up, while being liquefied after heating the medium heat exchange in bobbin carriage, and first group of cooling bobbin carriage is returned to by liquid-phase tube, Realize the recycling to compressed air heat.

See Fig. 2,191 heat exchanger tube 1911 is heat pipe in first group of bobbin carriage, and the outer surface of heat pipe is equipped with fin 21, and heat pipe is in It is vertically arranged side by side, the upper end of heat pipe is connected to upper connector 1912, and the lower end of heat pipe is connected to lower connector 1913；On One end of connecting tube 1912 is closed, and the other end is connected to the heating medium inlet 20-1 of heating bobbin carriage 20；Lower connector 1913 One end is closed, and the other end is connected to the Crude product input 20-2 of heating bobbin carriage 20.In remaining cooling bobbin carriage 192,193,194 Heat exchanger tube and heating bobbin carriage 20 in heat exchanger tube be common steel tube, the outer surface of steel pipe is equipped with fin.

See that Fig. 1, combined type water knockout drum include collection type water knockout drum 17, the silk screen water collector 18 being sequentially arranged along airintake direction With collection type water knockout drum 17.See that Fig. 3 to Fig. 7, silk screen water collector 18 include that silk screen 1, wallboard frame 2, resupination framework 3 and overturning are driven Motivation structure；The wallboard frame 2 of silk screen water collector 18 is fixedly mounted on 16 inner wall of shell；Resupination framework 3 is in being vertically arranged and simultaneously Row is installed in wallboard frame 2, and resupination framework 3 is rectangular, and the covering of silk screen 1 is mounted on 3 surface of resupination framework, resupination framework 3 Middle part is installed in vertically arranged shaft 4, and the both ends of shaft 4 are each passed through the top plate 2-1 and bottom plate 2- of wallboard frame 2 2 and pass through bearing and top plate 2-1 and bottom plate 2-2 is rotatablely connected；Turnover driving mechanism is for driving resupination framework 3 around respective turn Axis 4 rotates, so that when off working state, resupination framework 3 is parallel to air inlet direction；When working condition, adjacent two turning frames Frame 3 intersect and it is orthogonal, silk screen 1 just facing towards air inlet direction and air inlet direction between sharp angle α be 45 °；Clean shape State（View under cleaning state is not shown）When, adjacent two resupination frameworks 3 intersect and orthogonal, the reverse side court of silk screen 1 Acute angle to air inlet direction and between air inlet direction is 45 °.Since acute angle of the silk screen at work between air inlet direction is 45 °, i.e. silk screen is heeling condition, and when air passes through inclined silk screen, resistance is small, and system pressure drop is small, and low energy consumption.

The quantity of resupination framework 3 is more than three, it is preferred that the quantity of resupination framework 3 is four.Fig. 3 to Fig. 7 is seen, in Fig. 3 If there are four resupination framework 31,32,33,34, turnover driving mechanism includes transmission device, push plate 5, booster frame, guide plate 7, leads Corbel back slab 8 and axis pin 9, towing plate 8 include towing plate 1 and towing plate 2 82, and booster frame, push plate 5 and guide plate 7 are from top to bottom It sets gradually；Guide plate 7 is arranged in the centre of the two neighboring resupination framework 31,32 of side and fixed peace along air inlet direction On the top plate 2-1 of wallboard frame 2, kidney-shaped counterbore 71 is offered on guide plate 7 along its length, sees Fig. 6, kidney-shaped counterbore Upward, big end is downward for 71 small end；Booster frame includes two boosting bars 6 setting up and down, and two boosting bars 6 form V-shaped, pin One end of axis 9 sequentially pass through from the bottom to top kidney-shaped counterbore 71, the front end of push plate 5, two boosting bars 6 rear end rear enclosure equipped with limit Nut 10, the small end clearance fit of axis pin 9 and kidney-shaped counterbore 71, axis pin 9 are rotatably assorted with push plate 5 and two boosting bars 6；With lead The front end of the top surface of two resupination frameworks 31,32 adjacent to plate 7, which is respectively perpendicular, is connected with connecting pin 11, before two boosting bars 6 End is rotatablely connected with two connecting pins 11 one by one respectively；It is respectively perpendicular positioned at the top surface rear end of the resupination framework 31,33 of odd bits Be connected with connecting pin 11, towing plate 1 be horizontally set on the rear side of top plate 2-1 and with the connecting pin 11 positioned at odd bits one by one Rotation connection；It is respectively perpendicular positioned at the front end of the top surface of the resupination framework 32,34 of even bit and is connected with connecting pin 11, towing plate 2 82 It is horizontally set on the front side of top plate 2-1 and is rotatablely connected one by one with the connecting pin 11 positioned at even bit；The height of towing plate 8 is less than Guide plate 7；Transmission device is connect with the rear end of push plate 5, is slid back and forth along kidney-shaped counterbore 71 for driving bearing pin 9；Transmission device Including worm speed reducer 12 and driver plate 13, driver plate 13 is horizontally disposed, and one end of driver plate 13 is hinged with the rear end of push plate 5, The other end of driver plate 13 is affixed by the output shaft 121 of key and worm speed reducer, and support plate 14, whirlpool are equipped on top plate 2-1 The shell of wheel speed reducer 12 is fixed in support plate 14；Silk screen 1 on two resupination frameworks 31,32 of booster frame connection is set in opposite directions It sets, the silk screen 1 on resupination framework 3 that the same towing plate 8 connects is arranged in the same direction, i.e., the resupination framework that towing plate 1 connects 31, the silk screen 1 on 33 is arranged in the same direction, and the silk screen 1 on resupination framework 32,34 that towing plate 2 82 connects is arranged in the same direction.

Transmission device can use cylinder or electric cylinder to carry out linear drives other than using the above structure.

See Fig. 8 and Fig. 9, resupination framework 3 includes bottom frame 3-1 and top frame 3-2, the outside of bottom frame 3-1 along its circumferential one at Type has backplate 3-1-1, and the setting of silk screen 1 is between bottom frame 3-1 and top frame 3-2 and affixed by screw 15 between three, and shaft 4 is worn Cross backplate 3-1-1 and affixed with backplate 3-1-1.So design, silk screen installation are stablized, and convenient for disassembly and assembly.

Preferably, the specification of silk screen 1 is the mesh of 100 mesh ~ 200.Under capillary action, when the water clusters in air pass through silk It is easy to be sticked by silk screen when the mesh of net, water droplet smaller in air is collected to play（The water droplet of diameter ＞ 0.3mm）'s Effect, makes water droplet smaller in air largely be blocked.The mesh number of silk screen is higher, and the effect for detaching small water droplet is got over It is good, but air-pressure drop is big；On the contrary then pressure drop is small, the effect for detaching small water droplet is slightly worse.When actual production, client can according to oneself Difference needs, and selects suitable silk screen specification.

See that Figure 10 to Figure 12, collection type water knockout drum 17 include the folded plate 171 being arranged in parallel up and down, passes through between folded plate 171 Dowel 172 is fixed, and the width direction of folded plate 171 is parallel to airintake direction；In each bending part of folded plate 171 and outlet side Be respectively arranged with L-square 173, L-square 173 is arranged along the length direction of folded plate 171, one of L-square 173 plate with Folded plate 171 is fixedly connected, another plate is parallel to airintake direction, and collecting tank is enclosed between L-square 173 and folded plate 171 174, the notch of collecting tank 174 is towards airintake direction；Acute angle theta between each inclined-plane and airintake direction of folded plate 171 it is equal and For 15 ° ~ 30 °, preferably 30 °.It, can be in the both ends fixed mounting plate 175 of dowel 172, in the length side of folded plate 171 when installation To both sides fixed side panel, then mounting plate 175 and side plate be fixed on the inner wall of shell 16.

If the air compressor machine of user（Equipment for conveying high temperature and humidity compressed air）Air hose in rubbish, iron rust amount very More, rubbish blocks silk screen in order to prevent, it is proposed that in the following way using silk screen water collector 18, the quantity with resupination framework 3 is For four：

1）When air compressor machine test run, starts worm speed reducer 12 and driver plate 13 is driven to turn to position shown in Fig. 7, make boosting Frame by resupination framework 31,32 shift onto with air inlet direction it is parallel, under the linkage of draw bar 8, remaining resupination framework 32,34 also turns To the position for being parallel to air inlet direction, since silk screen 1 is parallel to air inlet direction at this time, rubbish, iron rust in air will not Block silk screen；

2）When follow-up big production, starts worm speed reducer 12 and driver plate 13 is driven to rotate backward to position shown in Fig. 5, Under the pulling of push plate 5, two boosting bars 6 of booster frame are withdrawn, to drive resupination framework 31,32 to rotate and make its front phase It hands over, the acute angle just facing towards air inlet direction and between air inlet direction of silk screen 1 is 45 °, under the linkage of draw bar 8, remaining Resupination framework 33,34 also rotate therewith, the front of final all silk screens 1 pieces together the gathering surface of an entirety, so as to receive Collect the small water droplet in air；

3）When needing cleaning web during follow-up big production, starts worm speed reducer 12 and drive driver plate 13 to forward Dynamic, under the promotion of push plate 5, two boosting bars 6 of booster frame are opened, to drive resupination framework 31,32 to rotate and make thereafter Portion intersects, and the reverse side direction of silk screen 1 enters the wind direction and is 45 ° the acute angle entered the wind between direction, under the linkage of draw bar 8, Remaining resupination framework 33,34 also rotates therewith, and the reverse side of final all silk screens 1 is facing forward, and air can be used to carry out anti-silk screen 1 Punching cleaning, ensures the cleaning of silk screen.In production can per tour rinse, silk screen clean surface can be kept to greatest extent in this way, it is empty With regard to small, whole system energy consumption will substantially reduce gas system pressure drop.

Claims (10)

1. a kind of air pretreatment device, it is characterised in that：It includes casing, the both sides of the casing be respectively equipped with air inlet and Gas outlet, the casing internal is spaced successively along airintake direction to be equipped at least two groups cooling bobbin carriage, combined type water knockout drum and adds Heat pipe case；It is equipped with heat exchanger tube in the cooling bobbin carriage and the heating bobbin carriage；The cooling medium of cooling bobbin carriage described in first group Outlet with it is described heating bobbin carriage heating medium inlet be connected to, it is described heat bobbin carriage Crude product input with it is cold described in first group But the cooling medium inlet connection of bobbin carriage；The cooling media outlet of remaining cooling bobbin carriage and cooling medium inlet respectively with External circulating water pipe connection；

The combined type water knockout drum includes collection type water knockout drum, silk screen water collector and the collection type point being sequentially arranged along airintake direction Hydrophone；The silk screen water collector includes wallboard frame, resupination framework and turnover driving mechanism；The resupination framework is in be vertically arranged And be mounted side by side in the wallboard frame, the resupination framework is rectangular, and the resupination framework surface covering is equipped with silk screen, It is installed in the middle part of the resupination framework in vertically arranged shaft, the resupination framework is rotatablely installed by the shaft In in the wallboard frame；The turnover driving mechanism is used to drive the resupination framework to be rotated around the respective shaft, with When making off working state, the resupination framework is parallel to air inlet direction；When working condition, adjacent two resupination framework phases Hand over, the silk screen just facing towards air inlet direction；When cleaning state, adjacent two resupination framework intersections, the silk screen Reverse side towards air inlet direction.

2. a kind of air pretreatment device according to claim 1, it is characterised in that：In cooling bobbin carriage described in first group Heat exchanger tube is heat pipe, and the outer surface of the heat pipe is equipped with fin, and for the heat pipe in being vertically arranged side by side, the upper end of the heat pipe is equal It is connected to upper connector, the lower end of the heat pipe is connected to lower connector；One end of the upper connector is closed, the other end with The heating medium inlet connection of the heating bobbin carriage；One end of the lower connector is closed, the other end and the heating bobbin carriage Crude product input is connected to.

3. a kind of air pretreatment device according to claim 2, it is characterised in that：Remaining described cooling bobbin carriage and institute The heat exchanger tube stated in heating bobbin carriage is steel pipe, and the outer surface of the steel pipe is equipped with fin.

4. a kind of air pretreatment device according to claim 1,2 or 3, it is characterised in that：The number of the resupination framework Amount is more than three, and the turnover driving mechanism includes transmission device, push plate, booster frame, guide plate, towing plate and axis pin, described Towing plate includes towing plate one and towing plate two, and the booster frame, the push plate and the guide plate are from top to bottom set gradually； The guide plate is arranged in the centre of the two neighboring resupination framework of side along air inlet direction and is fixedly mounted on institute It states on the top plate of wallboard frame, offers kidney-shaped counterbore on the guide plate along its length；The booster frame includes two One end of boosting bar setting up and down, the axis pin sequentially passes through the kidney-shaped counterbore, the front end of the push plate, two from the bottom to top The rear end rear enclosure of a boosting bar is equipped with stop nut, the axis pin and the kidney-shaped counterbore clearance fit, the axis pin with The push plate and two boosting bars are rotatably assorted；The front end of the top surface of two resupination framework adjacent with the guide plate It is respectively perpendicular and is connected with connecting pin, the front end of two boosting bars is rotatablely connected with two connecting pins one by one respectively；Position It is respectively perpendicular in the top surface rear end of the resupination framework of odd bits and is connected with connecting pin, the towing plate one is horizontally set on institute It states the rear side of top plate and is rotatablely connected one by one with the connecting pin positioned at odd bits；Positioned at the resupination framework of even bit Front end of the top surface, which is respectively perpendicular, is connected with connecting pin, the towing plate two be horizontally set on the front side of the top plate and with positioned at even number The connecting pin of position is rotatablely connected one by one；The height of the towing plate is less than the guide plate；The transmission device with it is described The rear end of push plate connects, for driving the axis pin to be slid back and forth along the kidney-shaped counterbore；Two institutes of the booster frame connection The silk screen stated on resupination framework is oppositely arranged, the silk screen on the resupination framework of the same towing plate connection Setting in the same direction.

5. a kind of air pretreatment device according to claim 4, it is characterised in that：The transmission device includes that turbine subtracts Fast machine and driver plate, the driver plate is horizontally disposed, and one end of the driver plate and the rear end of the push plate are hinged, the transmission The other end of plate is affixed by the output shaft of key and the worm speed reducer, and support plate, the turbine are equipped on the top plate The shell of speed reducer is fixed in the support plate.

6. a kind of air pretreatment device according to claim 4, it is characterised in that：The resupination framework include bottom frame and Top frame, the outside of the bottom frame along its circumferential direction integrally formed with backplate, the silk screen setting the bottom frame and the top frame it Between and three between it is affixed by screw, the shaft passes through the backplate and affixed with the backplate.

7. a kind of air pretreatment device according to claim 4, it is characterised in that：The specification of the silk screen be 100 mesh ~ 200 mesh.

8. a kind of air pretreatment device according to claim 1, it is characterised in that：The collection type water knockout drum includes upper The folded plate of lower parallel arrangement is fixed by dowel between the folded plate, and the width direction of the folded plate is parallel to airintake direction； It is respectively arranged with L-square in each bending part of the folded plate and outlet side, the L-square is along the length side of the folded plate To setting, one of described L-square plate is fixedly connected with the folded plate, another plate is parallel to airintake direction, described straight It is enclosed collecting tank between gusset and the folded plate, the notch of the collecting tank is towards airintake direction.

9. a kind of air pretreatment device according to claim 8, it is characterised in that：Each inclined-plane of the folded plate with into Acute angle between gas direction is equal and is 15 ° ~ 30 °.

10. a kind of air pretreatment device according to claim 8, it is characterised in that：Each inclined-plane of the folded plate with Acute angle between airintake direction is equal and is 30 °.