CN209531355U - A kind of device reducing coating energy consumption - Google Patents

Abstract

The utility model discloses a kind of devices for reducing coating energy consumption, including outer drying box and electric calorifier, fixed bonding has in first drying box in drying box and second on the inner wall of the outer drying box, and open slot is offered on outer drying box both lateral sides wall body, and outer drying box bottom end surface is connected with exhaust blower flange seal, drying box fixed bonding is integrated in drying box and second in described first, and drying box bottom end surface is all evenly distributed with nozzle in drying box and second in first, and drying box is connected with nozzle in drying box and second in first, fixed plate is welded on the outer drying box wall body of the open slot two sides, and roller conveyer belt is installed between fixed plate.The device of reduction coating energy consumption is provided with circulation pipe and communicating pipe, and hot-air condensed in this way, which can continue through, to be entered drying box communicating pipe and utilizing, and realizes the circulation of hot-air, reduces the loss of heat.

Description

A kind of device reducing coating energy consumption

Technical field

The utility model relates to lithium ion battery production technical field, specially a kind of device for reducing coating energy consumption.

Background technique

In lithium ion battery production process, coating drying is one of most important process, and main function is to pass through drum Pure air is input in heater by wind blower, and air is entered after being heated in drying road, the pole piece of coating is heated, by pole Solvent evaporation in piece, gets into the air after solvent evaporation, and as air enters condenser, condensation, is remained within the condenser Remaining hot-air is discharged, but this mode, there is also deficiency, such as hot-air of discharge causes energy waste, together without utilizing When air in be also mingled with this remaining organic solvent, be easy to cause air pollution, it is not very practical, be not able to satisfy the use of people Demand, in view of the above defect existing in the prior art, it is necessary to be further improved, make it more for practicability, ability Meet actual use situation.

Utility model content

The purpose of this utility model is to provide a kind of devices for reducing coating energy consumption, to solve to mention in above-mentioned background technique The hot-air of discharge out causes energy waste, while being also mingled with this remaining organic solvent in air, is easy to make without utilizing At air pollution, not very practical problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of device reducing coating energy consumption, including Outer drying box and electric calorifier, fixed bonding has in first drying box in drying box and second on the inner wall of the outer drying box, And open slot is offered on outer drying box both lateral sides wall body, and outer drying box bottom end surface and exhaust blower flange seal connect It connects, drying box fixed bonding is integrated in drying box and second in described first, and drying box in drying box and second in first Bottom end surface is all evenly distributed with nozzle, and drying box is connected with nozzle in drying box and second in first, the opening It is welded with fixed plate on the outer drying box wall body of slot two sides, and roller conveyer belt is installed between fixed plate, the exhaust blower one End extends to inside cooling cylinder, and cooling cylinder is internally provided with heat exchange coil, and is fixed between cooling cylinder and heat exchange coil Welding, the cooling cylinder bottom end are connected with air inlet pipe, and the electric calorifier extends to inside outer drying box, and electric calorifier Inlet end and outlet side are connect with communicating pipe and hot gas inlet pipe flange seal respectively, and electric calorifier by communicating pipe respectively with it is cold Solidifying case is connected with circulation pipe, and the hot gas inlet pipe is connected with drying box in drying box in first and second respectively, described to change The end of hot coil is connected by threeway with circulation pipe and drainpipe, and the head end of heat exchange coil and exhaust blower flange seal connect It connects, the circulation pipe and drainpipe are that thread seal is connect, and circulation pipe is that flange seal is connect with communicating pipe with threeway.

Further, drying box is hollow cube structure, the two length in drying box and second in described first It is equal with width, and the volume of drying box is twice of drying box volume in second in first.

Further, the roller conveyer belt is located in first in drying box and second immediately below drying box, and roller is defeated Send the width of band less than first in drying box and second drying box width.

Further, the heat exchange coil is generally skewed, and the spacing between heat exchange coil and horizontal plane is 75 °.

Compared with prior art, the utility model has the beneficial effects that the device of reduction coating energy consumption is provided with circulation Drying box can be connected to by pipe and communicating pipe, the two with cooling cylinder, and hot-air condensed in this way can the company of continuing through Siphunculus enters drying box and is utilizing, and the air that can be sucked in this way to electric calorifier preheats, and reduces the energy consumption of electric calorifier, The circulation for realizing hot-air reduces the loss of heat, while can carry out multiple condensation analysis to organic solvent remaining in air Out, the pollution to air is reduced, practical, there are two interior drying boxes for setting, two stage drying can be carried out to coating, the Drying box can be dried coating with lower rate of drying in one, and drying box can be with higher rate of drying in second Coating is dried, ensure that coating dry mass, avoids coating surface rapid solvent evaporation, causes binder distribution uneven Weighing apparatus.

Detailed description of the invention

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

Fig. 2 is the utility model roller conveyer belt overlooking structure diagram；

Fig. 3 is positive structure diagram inside the outer drying box of the utility model；

Fig. 4 is the utility model cooling cylinder side structure schematic view.

In figure: 1, outer drying box, drying box in 2, first, drying box in 3, second, 4, open slot, 5, fixed plate, 6, rolling Cylinder conveyer belt, 7, exhaust blower, 8, cooling cylinder, 9, electric calorifier, 10, communicating pipe, 11, hot gas inlet pipe, 12, nozzle, 13, heat exchange plate Pipe, 14, air inlet pipe, 15, circulation pipe, 16, drainpipe, 17, threeway.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of device reducing coating energy consumption, including it is outer Drying box 1 and electric calorifier 9, fixed bonding has in first drying box 3 in drying box 2 and second on the inner wall of outer drying box 1, and Open slot 4 is offered on outer 1 both lateral sides wall body of drying box, and 1 bottom end surface of outer drying box and 7 flange seal of exhaust blower connect It connects, 3 fixed bonding of drying box is integrated in drying box 2 and second in first, and drying box 3 in drying box 2 and second in first Bottom end surface is all evenly distributed with nozzle 12, and drying box 3 is connected with nozzle 12 in drying box 2 and second in first, opens It is welded with fixed plate 5 on 1 wall body of outer drying box of 4 two sides of mouth slot, and roller conveyer belt 6, exhaust blower are installed between fixed plate 5 7 one end extend to inside cooling cylinder 8, and cooling cylinder 8 is internally provided with heat exchange coil 13, and cooling cylinder 8 and heat exchange coil 13 Between to be fixedly welded, 8 bottom end of cooling cylinder is connected with air inlet pipe 14, and electric calorifier 9 extends to inside outer drying box 1, and electric The inlet end of air-heater 9 and outlet side are connect with communicating pipe 10 and 11 flange seal of hot gas inlet pipe respectively, and electric calorifier 9 passes through Communicating pipe 10 is connected with cooling cylinder 8 and circulation pipe 15 respectively, hot gas inlet pipe 11 respectively with first in dry in drying box 2 and second Dry case 3 is connected, and the end of heat exchange coil 13 is connected by threeway 17 with circulation pipe 15 and drainpipe 16, and heat exchange coil 13 Head end connect with 7 flange seal of exhaust blower, circulation pipe 15 and drainpipe 16 are that thread seal is connect, and is followed with threeway 17 Endless tube 15 is that flange seal is connect with communicating pipe 10, in order to guarantee the drying effect of outer drying box 1 and the condensation effect of cooling cylinder 8 Fruit is sealing welding between outer drying box 1 and electric calorifier 9 and between cooling cylinder 8 and exhaust blower 7, this ensure that outside The leakproofness of drying box 1 and cooling cylinder 8.

Further, drying box 3 is hollow cube structure in drying box 2 and second in first, the two length and Width is equal, and the volume of drying box 2 is twice of 3 volume of drying box in second in first, and such hot-air is being passed through In one in drying box 2 and second in drying box 3 when, the amount that the two is sprayed by nozzle 12 is identical, due to 3 body of drying box in second Product is smaller, and internal gas pressure is big, causes the ejection gas flow rate of nozzle 12 very fast, and the nozzle 12 in first in drying box 2 It is more slow to spray gas flow rate, the two can successively carry out low speed drying and rapid draing in this way, guarantee coating dry mass, It is structurally reasonable.

Further, roller conveyer belt 6 is located in first in drying box 2 and second immediately below drying box 3, and roller conveys With 6 width less than first in drying box 2 and second drying box 3 width, be coated on roller conveyer belt 6 in this way and conveyed When, drying box 3 can be uniformly covered in coating by the gas that nozzle 12 sprays in drying box 2 and second in first, be protected Demonstrate,prove the rate of drying and effect of coating.

Further, heat exchange coil 13 is generally skewed, and the spacing between heat exchange coil 13 and horizontal plane is 75 °, Heat exchange coil 13 can be big with the contacting external air area that enters from air inlet pipe 14 in this way, strengthens heat exchange coil 13 and exchanges heat speed Rate, so that the maximized condensation of organic solvent in air, avoids air pollution, it is practical.

Working principle: in use, roller conveyer belt 6 is accessed exterior power equipment will be to after roller conveyer belt 6 operates Dry coating is placed on roller conveyer belt 6, and coating is delivered in outer drying box 1 by roller conveyer belt 6 by open slot 4, Exhaust blower 7 and electric calorifier 9 are accessed into extraneous power supply at this time and the two is driven to run, electric calorifier 9 is by starting communicating pipe 10 Exhausting, communicating pipe 10 are sucked outside air by cooling cylinder 8 and air inlet pipe 14, while communicating pipe 10 will be changed by circulation pipe 15 Gas sucking in hot coil 13, gas mixing in such heat exchange coil 13 the outside air warp being inhaled into from air inlet pipe 14 The heating of electric calorifier 9 is crossed, drying box 3 in drying box 2 and second is fed through in first finally by hot gas inlet pipe 11, in first Hot gas is uniformly being sprayed on coating surface by nozzle 12 by drying box 3 in drying box 2 and second, and then can be dry to coating Dry, the air after drying can be extracted out and is sent into cooling cylinder 8 by exhaust blower 7, and last air enters in heat exchange coil 13, from The cool ambient air that air inlet pipe 14 enters can carry out heat exchange with the hot-air of heat exchange coil 13, and such cool ambient air is pre- It is heated after heat by electric calorifier 9, reduces energy consumption, while the hot-air in heat exchange coil 13 can be read to condense fastly, such air The organic solvent of middle remnants can be discharged with condensation finally by drainpipe 16, and remaining air can be continued through and be followed Endless tube 15 is recycling, and heat source utilization rate is high.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of device for reducing coating energy consumption, including outer drying box (1) and electric calorifier (9), it is characterised in that: the outer baking Fixed bonding has drying box (3) in drying box in first (2) and second, and outer drying box (1) lateral two on the inner wall of dry case (1) It is offered in sidewall bodies open slot (4), and outer drying box (1) bottom end surface is connected with exhaust blower (7) flange seal, described Drying box (3) fixed bonding is integrated in drying box (2) and second in one, and drying box in drying box (2) and second in first (3) bottom end surface is all evenly distributed with nozzle (12), and drying box (3) and nozzle in drying box (2) and second in first (12) be connected, be welded with fixed plate (5) on outer drying box (1) wall body of open slot (4) two sides, and fixed plate (5) it Between be equipped with roller conveyer belt (6), it is internal that described exhaust blower (7) one end extends to cooling cylinder (8), and sets inside cooling cylinder (8) It is equipped with heat exchange coil (13), and to be fixedly welded between cooling cylinder (8) and heat exchange coil (13), cooling cylinder (8) bottom end It is connected with air inlet pipe (14), the electric calorifier (9) extends to outer drying box (1) inside, and the inlet end of electric calorifier (9) It is connect respectively with communicating pipe (10) and hot gas inlet pipe (11) flange seal with outlet side, and electric calorifier (9) passes through communicating pipe (10) be connected respectively with cooling cylinder (8) and circulation pipe (15), the hot gas inlet pipe (11) respectively with first in drying box (2) and Drying box (3) is connected in second, and the end of the heat exchange coil (13) passes through threeway (17) and circulation pipe (15) and drainpipe (16) it is connected, and the head end of heat exchange coil (13) is connect with exhaust blower (7) flange seal, the circulation pipe (15) and drainpipe It (16) is that thread seal is connect, and circulation pipe (15) is that flange seal is connect with communicating pipe (10) with threeway (17).

2. a kind of device for reducing coating energy consumption according to claim 1, it is characterised in that: drying box in described first (2) and in second drying box (3) is hollow cube structure, and the two length and width is equal, and drying box in first (2) volume is twice of drying box in second (3) volume.

3. a kind of device for reducing coating energy consumption according to claim 1, it is characterised in that: the roller conveyer belt (6) In drying box in first (2) and second immediately below drying box (3), and the width of roller conveyer belt (6) less than first in dry The width of drying box (3) in dry case (2) and second.

4. a kind of device for reducing coating energy consumption according to claim 1, it is characterised in that: the heat exchange coil (13) is whole Body is skewed, and the spacing between heat exchange coil (13) and horizontal plane is 75 °.