CN220728419U - Dehumidification return air equipment - Google Patents

Abstract

The utility model provides dehumidifying and air returning equipment, which comprises a cooling tank and a heat exchanger fixedly connected to one side of the cooling tank, wherein a U-shaped calandria is penetrated between two sides of the top of the inner wall of the cooling tank, two sides of the bottom of the U-shaped calandria are communicated with water collecting pipes, the bottom ends of the two water collecting pipes penetrate through the cooling tank and extend to the lower part of the cooling tank, one end of the U-shaped calandria is communicated with a heating pipe group, one end of the heating pipe group is communicated with a connecting pipe, and one end of the connecting pipe is communicated with a filtering assembly. Through starting the heating wire, heat the steam pipe to can carry out rapid heating to carrying to the inside humid air of steam pipe, the annular groove that steam pipe face punching press formed has increased the area of the intraductal pipe wall of steam pipe simultaneously, can enlarge heating area then, improve heating efficiency and the heating effect to humid air, improved the dehumidification effect to dust-free workshop.

Description

Dehumidification return air equipment

Technical Field

The utility model relates to dehumidifying and air returning equipment, and belongs to the field of dust-free workshop dehumidifying equipment.

Background

The dehumidifying and air returning device is used in dust-free workshop production, is mainly used for removing moisture and purifying air in a workshop, can recycle the air in the workshop to remove moisture and pollutants therein, and returns the dried and purified air to the workshop again.

In the prior art, through the air extraction of air exhauster with the inside moist air in dust-free workshop, carry to heating pipeline inside, with moist air heating, thereby can form steam, carry and carry out gas-liquid separation in the condenser again, however steam heating's pipeline length is limited, and heat at the in-process of carrying moist air, the air velocity of flow is too fast, the inside heating area of pipeline is limited, thereby it is incomplete to lead to moist air heating, lead to moist air unable to carry out the dehumidification processing completely, the dehumidification effect to dust-free workshop has been reduced.

In summary, the present utility model provides a dehumidifying and air-returning device to solve the above-mentioned problems.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide dehumidifying and air returning equipment so as to solve the problem of low heating efficiency on humid air in the background art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a dehumidification return air equipment, includes cooling box and fixed connection in the heat exchanger of cooling box one side, run through between the both sides at cooling box inner wall top has the U-shaped calandria, the both sides of U-shaped calandria bottom all communicate there is the collector pipe, two the bottom of collector pipe all runs through the cooling box and extends to the below of cooling box, the one end intercommunication of U-shaped calandria has the heating nest of tubes, the one end intercommunication of heating nest of tubes has the connecting pipe, the one end intercommunication of connecting pipe has the filtration assembly, the one end intercommunication of filtration assembly has the air-supply line, the other end of U-shaped calandria is linked together with the air intake of outside air exhauster.

Further, two water collecting pipes are fixedly connected with the cooling box, and electromagnetic valves are arranged on the two water collecting pipes.

Further, the heating tube group comprises a steam tube, the steam tube is in threaded connection between the U-shaped calandria and the opposite end of the connecting tube, the heating wire is filled in the tube wall of the steam tube, a plurality of annular grooves are uniformly formed in the outer tube surface of the steam tube from left to right through stamping, and the inner tube surface of the steam tube is in an annular protruding shape.

Further, the steam pipe is communicated with the U-shaped calandria, and the steam pipe is communicated with the connecting pipe.

Further, the filter assembly comprises an air inlet hopper, the air inlet hopper is in threaded connection with one end of an air inlet pipe, the other end of the air inlet hopper is in threaded connection with an air outlet hopper, the other end of the air outlet hopper is in threaded connection with the other end of the connecting pipe, and a dust filtering net is embedded in the air outlet hopper.

Further, the air inlet hopper is communicated with the air inlet pipe, and the air outlet hopper is communicated with the air inlet hopper.

Further, the air outlet hopper is communicated with the connecting pipe, and a plurality of filtering holes are uniformly formed in the dust filtering net.

The utility model has the beneficial effects that:

through starting the heating wire, heat the steam pipe to can carry out rapid heating to carrying to the inside humid air of steam pipe, the annular groove that steam pipe face punching press formed has increased the area of the intraductal pipe wall of steam pipe simultaneously, can enlarge heating area then, improve heating efficiency and the heating effect to humid air, improved the dehumidification effect to dust-free workshop.

The wet air in the dust-free workshop is rapidly extracted through the air inlet pipe and is conveyed into the air inlet hopper in the filtering assembly, dust in the air conveyed into the air outlet hopper can be rapidly filtered through the dust filtering net, solid impurities adhered to the inner wall of the U-shaped calandria are reduced, the heat exchange service life of the U-shaped calandria is prolonged, and therefore the service life of return air equipment is prolonged.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic perspective view of a dehumidifying return air device of the present utility model;

fig. 2 is a schematic front view of a dehumidifying air-return device according to the present utility model;

FIG. 3 is a schematic main sectional view of a dehumidifying air-return device of the present utility model;

fig. 4 is a schematic main sectional view of the structure of the heating tube group shown in fig. 3.

In the figure: 1. a cooling box; 2. a heat exchanger; 3. u-shaped calandria; 4. a water collecting pipe; 5. a heating tube group; 6. a connecting pipe; 7. a filter assembly; 8. an air inlet pipe; 51. a steam pipe; 52. an annular groove; 53. heating wires; 71. an air inlet scoop; 72. an air outlet hopper; 73. a dust filtering net.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a dehumidification return air equipment, including cooling tank 1 and fixed connection in the heat exchanger 2 of cooling tank 1 one side, heat exchanger 2 connects external power source and is provided with power control switch, run through between the both sides at cooling tank 1 inner wall top has U-shaped calandria 3, the both sides of U-shaped calandria 3 bottom all communicate there is collector tube 4, the bottom of two collector tubes 4 all runs through cooling tank 1 and extends to cooling tank 1's below, U-shaped calandria 3's one end intercommunication has heating tube group 5, heating tube group 5's one end intercommunication has connecting pipe 6, connecting pipe 6's one end intercommunication has filter assembly 7, filter assembly 7's one end intercommunication has air-supply line 8, air-supply line 8's one end intercommunication dust-free workshop, U-shaped calandria 3's the other end is linked together with the air intake of external air exhauster, cooling tank 1's inside packing has the condensate liquid layer, can last heat transfer to cooling tank 1 inside condensate through heat exchanger 2, U-shaped calandria 3 is made by brass, heat conduction effect is good, two collector tubes 4 all with cooling tank 1 fixed connection's below, all install the solenoid valve on two collector tubes 4, two collector tubes 4 all install in U-shaped calandria 3 "can make U-shaped calandria 3" the inside the water-shaped valve 3 and the inside the water-carrying the water-collecting pipe is concentrated to the inside the water of two-carrying balls of the valve, the water-carrying valve is connected to the inside the U-shaped calandria 4, the inside valve is connected to the inside the valve.

Referring to fig. 3 and 4, the heating tube set 5 includes a steam tube 51, the steam tube 51 is screwed between opposite ends of the U-shaped calandria 3 and the connecting tube 6, an electric heating wire 53 is filled in the tube wall of the steam tube 51, a plurality of annular grooves 52 are uniformly formed on the outer tube surface of the steam tube 51 from left to right by punching, the inner tube surface of the steam tube 51 is in an annular convex shape, the electric heating wire 53 is connected with an external power supply and is provided with a power supply control switch, the steam tube 51 is made of brass and has good heat conduction effect, the area of the inner tube wall of the steam tube 51 can be increased by the annular grooves 52, thereby enlarging the heating area and improving the heating efficiency of humid air, the steam tube 51 is communicated with the U-shaped calandria 3, and the steam tube 51 is communicated with the connecting tube 6.

Referring to fig. 3 and 4, the filtering assembly 7 includes an air inlet hopper 71, the air inlet hopper 71 is in threaded connection with one end of an air inlet pipe 8, the other end of the air inlet hopper 71 is in threaded connection with an air outlet hopper 72, the other end of the air outlet hopper 72 is in threaded connection with the other end of a connecting pipe 6, a dust filtering net 73 is embedded in the air outlet hopper 72, the air inlet hopper 71 is communicated with the air inlet pipe 8, the air outlet hopper 72 is communicated with the air inlet hopper 71, the air outlet hopper 72 is communicated with the connecting pipe 6, a plurality of filtering holes are uniformly formed in the dust filtering net 73, dust in air conveyed into the air outlet hopper 72 can be rapidly filtered through the dust filtering net 73, solid impurities adhered to the inner wall of the U-shaped calandria 3 are reduced, and the heat exchange life of the U-shaped calandria 3 is prolonged.

The specific embodiment is as follows: by starting the external exhaust fan, the heating tube group 5, the connecting tube 6, the filtering assembly 7 and the air in the air inlet tube 8 are sequentially extracted from the U-shaped exhaust tube 3, the wet air in the dust-free workshop is rapidly extracted through the air inlet tube 8 and is conveyed into the air inlet hopper 71 in the filtering assembly 7, dust in the air conveyed into the air outlet hopper 72 can be rapidly filtered through the dust filtering net 73, solid impurities adhered to the inner wall of the U-shaped exhaust tube 3 are reduced, the heat exchange life of the U-shaped exhaust tube 3 is prolonged, after filtration, the wet air is conveyed into the steam tube 51 in the heating tube group 5 through the connecting tube 6, the heating wire 53 is started to heat the steam tube 51, so that the wet air conveyed into the steam tube 51 can be rapidly heated, and the annular groove 52 formed by punching the tube surface of the steam tube 51 increases the area of the inner tube wall of the steam tube 51, the heating area can be enlarged, the heating efficiency and the heating effect on moist air are improved, the dehumidifying effect on a dust-free workshop is improved, the heated air is conveyed to the U-shaped calandria 3 in the cooling box 1, the U-shaped calandria 3 exchanges heat through condensate in the cooling box 1, the U-shaped calandria 3 exchanges heat with high-temperature steam, thereby condensing liquid in the steam, realizing gas-liquid separation and quick separation, the separated dry gas is conveyed back to the dust-free workshop from the exhaust fan through the U-shaped calandria 3, realizing workshop dehumidification and drying, simultaneously, the heat exchanger 2 is started to circularly extract and exchange the condensate in the cooling box 1, electromagnetic valves are arranged on the two water collecting pipes 4, the two water collecting pipes 4 are all arranged at the U-shaped bottom of the U-shaped calandria 3, therefore, condensed water drops on the inner wall of the U-shaped calandria 3 can be intensively conveyed into the water collecting pipe 4 for collection, and collected liquid can be rapidly discharged by opening a valve on the water collecting pipe 4.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The utility model provides a dehumidification return air equipment, includes cooler bin (1) and fixed connection in heat exchanger (2) of cooler bin (1) one side, its characterized in that: the utility model discloses a cooling box, including cooling box (1), U-shaped calandria (3) has been run through between the both sides at cooling box (1) inner wall top, the both sides of U-shaped calandria (3) bottom all communicate there is collector tube (4), two the below that cooling box (1) was all run through to the bottom of collector tube (4), the one end intercommunication of U-shaped calandria (3) has heating tube group (5), the one end intercommunication of heating tube group (5) has connecting pipe (6), the one end intercommunication of connecting pipe (6) has filtration equipment (7), the one end intercommunication of filtration equipment (7) has air-supply line (8), the other end of U-shaped calandria (3) is linked together with the air intake of outside air exhauster.

2. A dehumidified and return air device as claimed in claim 1 wherein: the two water collecting pipes (4) are fixedly connected with the cooling tank (1), and electromagnetic valves are arranged on the two water collecting pipes (4).

3. A dehumidified and return air device as claimed in claim 1 wherein: the heating tube group (5) comprises a steam tube (51), the steam tube (51) is in threaded connection between the U-shaped calandria (3) and the opposite end of the connecting tube (6), an electric heating wire (53) is filled in the tube wall of the steam tube (51), a plurality of annular grooves (52) are uniformly formed in the outer tube surface of the steam tube (51) from left to right through stamping, and the inner tube surface of the steam tube (51) is in an annular bulge shape.

4. A dehumidified and return air device as claimed in claim 3 wherein: the steam pipe (51) is communicated with the U-shaped calandria (3), and the steam pipe (51) is communicated with the connecting pipe (6).

5. A dehumidified and return air device as claimed in claim 1 wherein: the filter assembly (7) comprises an air inlet hopper (71), the air inlet hopper (71) is in threaded connection with one end of an air inlet pipe (8), the other end of the air inlet hopper (71) is in threaded connection with an air outlet hopper (72), the other end of the air outlet hopper (72) is in threaded connection with the other end of the connecting pipe (6), and a dust filtering net (73) is embedded in the air outlet hopper (72).

6. A dehumidified and return air device as claimed in claim 5 wherein: the air inlet hopper (71) is communicated with the air inlet pipe (8), and the air outlet hopper (72) is communicated with the air inlet hopper (71).

7. A dehumidified and return air device as claimed in claim 5 wherein: the air outlet hopper (72) is communicated with the connecting pipe (6), and a plurality of filtering holes are uniformly formed in the dust filtering net (73).