CN214536837U - Energy-saving air convection system - Google Patents

Abstract

The utility model relates to an air convection system technical field, concretely relates to energy-saving air convection system. Go into the convection current incasement between wind gap and the air outlet and be equipped with a plurality of baffles, two adjacent baffles are crisscross to be set up, and the heat exchange tube stretches into the convection current case and stretches out the convection current case from going into wind gap one side by air outlet one side, and the heat exchange tube that stretches out the convection current case is connected with the air intake duct of hot-blast sword, be equipped with heating blower on the inlet air heating pipe, it has the branch pipe of trading wind to go back pipe connection on the inlet air heating pipe between heating blower and the thermostated container thermovent, be equipped with the motorised valve on the branch pipe of trading wind. The utility model discloses a heat of inlet air heating pipe in to the thermostated container is collected, carries out the heat exchange through convection box and heat exchange tube, with the heat conversion of air-out heating pipe to the heat exchange tube in, blow to the product by the gaseous air knife that gets into in the heat exchange tube, has avoided blowing in waste gas and has leaded to the product to damage, and the heat that the make full use of produced in the system carries out the heat transfer, has practiced thrift the energy.

Description

Energy-saving air convection system

Technical Field

The utility model relates to an air convection system technical field, concretely relates to energy-saving air convection system.

Background

The air knife has the applications of a large amount of air blowing for dewatering, air blowing for dedusting and the like in the industrial field, can be applied to various production fields, for example, in the field of glass cleaning, a hot-air knife is generally used for drying moisture and removing dust, a heating resistance wire is usually arranged in the existing hot-air knife, the air or nitrogen is heated by the air supply device to blow air, the structure of the hot air knife is simple, but the power consumption is huge, there are a large number of devices in the entire line that require heat dissipation, such as low temperature thermostats, heat-dissipating air conditioners and the like, this heat is usually directly discharged to the outside, which is very wasteful, and since the equipment requiring heat dissipation usually dissipates heat while other gases are usually discharged, the discharged air cannot be directly used for blowing the product, if the product is directly blown, the product may be damaged, and thus a structure for indirectly blowing the product by using heat of the heat dissipation apparatus is required.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough and defect of prior art, provide an energy-saving air convection system.

The purpose of the utility model is realized through the following technical scheme:

an energy efficient air convection system comprising: the heat exchange device comprises an air inlet heating pipe, an air outlet heating pipe, a convection box, a heat exchange pipe and a hot air knife, wherein an air inlet and an air outlet are arranged on the convection box, the air inlet and the air outlet are arranged oppositely, one end of the air inlet heating pipe is connected with an air inlet pipeline, the other end of the air inlet heating pipe is connected with a thermotank heat dissipation port pipeline, one end of the air outlet heating pipe is connected with an air outlet pipeline, the other end of the air outlet heating pipe is arranged outside an exhaust chamber, a plurality of baffles are arranged in the convection box between the air inlet and the air outlet, two adjacent baffles are arranged in a staggered manner, the baffle divides a route between the air inlet and the air outlet into a folding route, the heat exchange pipe extends into the convection box from one side of the air outlet and extends out of the convection box from one side of the air inlet, the heat exchange pipe extending out of the convection box is connected with an air inlet pipeline of the hot air knife, a heating fan is arranged on the air inlet heating pipe between the heating fan and the thermotank heat dissipation port, and an electric valve is arranged on the air exchange branch pipe.

Specifically, the heating fan comprises a blower and a heating pipe, and the heating pipe is arranged on the air inlet side of the blower and the air outlet side of the blower.

Specifically, the heat exchange tubes in the convection box are S-shaped curved tubes.

Specifically, an exhaust fan is arranged on the heat exchange tube outside the convection box.

Specifically, the energy-saving air convection system further comprises a heat dissipation device, and the air inlet heating pipe is further connected with a heat dissipation port pipeline of the heat dissipation device.

Specifically, the hot air knives are fixedly arranged above the conveying device, the number of the hot air knives is two, the number of the convection boxes is consistent with that of the hot air knives, and each hot air knife corresponds to one convection box.

Specifically, the outer surface of the air inlet heating pipe is sleeved with heat insulation cotton.

Compared with the prior art, the utility model following advantage and beneficial effect are included:

(1) the utility model discloses a heat of inlet air heating pipe in to the thermostated container is collected, carries out the heat exchange through convection box and heat exchange tube, with the heat conversion of air-out heating pipe to the heat exchange tube in, blow to the product by the gaseous air knife that gets into in the heat exchange tube, has avoided blowing in waste gas and has leaded to the product to damage, and the heat that the make full use of produced in the system carries out the heat transfer, has practiced thrift the energy.

(2) The utility model discloses a set up the baffle is crisscross and adopt "S" type bent pipe, can make the heat exchange tube carry out abundant heat transfer with the convection current case, promote the heat transfer effect, through set up heating fan on going into the wind heating pipe, can heat through using heating fan when the heat dissipation heat is not enough, reach rated temperature, promote the heating effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 2, the energy saving type air convection system includes: the convection box comprises an air inlet heating pipe 1, an air outlet heating pipe 2, a convection box 3, a heat exchange pipe 4 and a hot air knife 5, and is expected to further comprise a controller for controlling the start of the equipment, wherein the convection box 3 is provided with an air inlet and an air outlet which are arranged oppositely, the air inlet and the air outlet are kept away as far as possible, so that the length of an air channel in the convection box 3 is prolonged as far as possible, one end of the air inlet heating pipe 1 is connected with an air inlet pipeline, the other end of the air inlet heating pipe 1 is connected with a heat dissipation pipeline of a constant temperature box 11, heat dissipation gas in the constant temperature box 11 enters the convection box 3 through the air inlet heating pipe 1 and exchanges heat with the heat exchange pipe 4, one end of the air outlet heating pipe 2 is connected with the air outlet pipeline, the other end of the air outlet heating pipe 2 is discharged outside, the gas after heat exchange is discharged outside the air outlet heating pipe 2 without contacting with a product, the quality of the product is ensured, and in order to further increase the length of the air channel in the convection box 3, be equipped with a plurality of baffles 6 in going into the convection current case 3 between wind gap and the air outlet, two adjacent baffles 6 are crisscross to be set up, and baffle 6 separates the route between income wind gap and the air outlet for the type route of turning back for wind channel length lengthens as far as possible, and further, heat exchange tube 4 in convection current case 3 is "S" type bent pipe. The path of the heat exchange tube 4 in the convection box 3 is longer, and the heat exchange is more sufficient. The heat exchange tube 4 extends into the convection box 3 from one side of the air outlet and extends out of the convection box 3 from one side of the air inlet, the heat exchange tube 4 can be connected with a pipeline of a gas generation chamber, and can also be extracted from clean air, the heat exchange tube 4 extending out of the convection box 3 is connected with an air inlet pipeline of the hot air knife 5, in order to enable the temperature of the gas in the air heating tube 1 to reach the standard, a heating fan 9 is arranged on the air heating tube 1, when the temperature does not reach the designated temperature, the heating fan 9 is used for heating to enable the temperature of the internal air to reach the designated temperature, a blower in the heating fan 9 can accelerate the air flow in the air heating tube 1 and the convection box 3, an air exchange branch tube 7 is further connected on the air heating tube 1 between the heating fan 9 and a heat dissipation port of the constant temperature box 11 through a pipeline, an electric valve 8 is arranged on the air exchange branch tube 7, when the gas discharge capacity of the constant temperature box 11 is insufficient, the external air is supplemented by opening the air exchange branch tube 7, when the hot air knife 5 does not need to work, namely heat exchange is not needed, the air exchange branch pipe 7 can be opened for air exhaust.

In order to improve the heat exchange efficiency of the convection box 3, the heating fan 9 comprises a blower and a heating pipe, the heating pipe is arranged on the air inlet side of the blower and the air outlet side of the blower, the flow speed of the air inlet heating pipe 1 can be accelerated by the blower, and the heating pipe is arranged on the two sides of the blower to heat the gas of the air inlet heating pipe 1, so that the heat exchange temperature is reached.

In order to increase the flow velocity of the heat exchange tube 4, a suction fan 10 is provided on the heat exchange tube 4 outside the convection box 3. The energy-saving air convection system further comprises a heat dissipation device, and the air inlet heating pipe 1 is further connected with a heat dissipation port pipeline of the heat dissipation device. The hot air knives 5 are fixedly arranged above the conveying device 12, the number of the hot air knives 5 is two, the number of the convection boxes 3 is consistent with that of the hot air knives 5, and each hot air knife 5 corresponds to one convection box 3.

In order to prevent the air inlet heating pipe 1 from radiating too fast, the outer surface of the air inlet heating pipe 1 is sleeved with heat insulation cotton.

The utility model discloses a concrete implementation process as follows:

when hot-blast sword 5 need blow, forced draught blower and air exhauster 10 start, and the forced draught blower carries out the heat exchange via convection box 3 and heat exchange tube 4 in with 11 interior thermovents's of thermostated container heat extraction to entering wind heating pipe 1 again, and the gas after the heat transfer is discharged to the outside through air-out heating pipe 2, and air exhauster 10 convulsions to the outside air, and heat exchange tube 4 blows to the product in sending into hot-blast sword 5 with the gas after the heat transfer behind the 3 heat exchanges of convection box.

When the air flow of the heat dissipation port in the thermostat 11 is small, the electric valve 8 on the air exchange branch pipe 7 is opened, and external air enters the air inlet heating pipe 1 from the air exchange branch pipe 7 to supplement air.

When the hot air knife 5 does not work and the constant temperature box 11 still needs to dissipate heat, the air feeder and the exhaust fan 10 are not started, the electric valve 8 on the air exchange branch pipe 7 is opened, and the heat of the constant temperature box 11 is exhausted through the air exchange branch pipe 7.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (7)

1. Energy-saving air convection system, its characterized in that includes: go into air heating pipe, air-out heating pipe, convection current case, heat exchange tube and hot-blast sword, be equipped with into wind gap and air outlet on the convection current case, go into air heating pipe one end and go into wind gap pipe connection, go into the air heating pipe other end and thermostated container thermovent pipe connection, air-out heating pipe one end and air outlet pipe connection, the air-out heating pipe other end discharge is outdoor, goes into the convection current incasement between wind gap and the air outlet and is equipped with a plurality of baffles, and two adjacent baffles are crisscross to be set up, and the heat exchange tube stretches into the convection current case and stretches out the convection current case from going into wind gap one side by air outlet one side, stretches out the heat exchange tube of convection current case and the air intake pipe connection of hot-blast sword, be equipped with the heating fan on the income air heating pipe between heating fan and the thermostated container thermovent on the air heating pipe, be equipped with the motorised valve on the air exchange branch pipe.

2. The economizer air convection system of claim 1 wherein the heater blower includes a blower and a heater duct, the heater duct being disposed on a blower inlet side and a blower outlet side.

3. The energy saving air convection system of claim 1, wherein the heat exchange tubes in the convection box are S-shaped bent tubes.

4. The energy-saving air convection system of claim 3, wherein the heat exchange tubes outside the convection box are provided with a suction fan.

5. The economizer air convection system of claim 1 further comprising a heat sink, the inlet heating duct further connected to a heat sink duct of the heat sink.

6. The energy-saving air convection system according to claim 1, wherein the hot air knives are fixedly installed above the conveying device, the number of the hot air knives is two, the number of the convection boxes is the same as that of the hot air knives, and each hot air knife corresponds to one convection box.

7. The energy-saving air convection system of claim 1, wherein the outer surface of the inlet heating pipe is sleeved with insulation cotton.

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