Multifunctional air conditioner for industrial building

Abstract

The utility model relates to a multifunctional air conditioner for an industrial building. A rack forms a closed structure through a plurality of side plates arranged around the rack; outdoor fresh air can enter the machine frame through the outdoor air inlet, is filtered through the bag type filter, is preheated or precooled through the energy recovery heat exchanger, and is blown out from the indoor air outlet under the action of the first fan. Indoor air can enter the rack through the indoor air inlet and is exhausted through the outdoor air outlet, so that indoor contaminated air is exhausted outwards; indoor air can also enter the rack from the indoor air inlet, the air return valve is opened, the indoor air is blown out from the indoor air outlet after passing through the energy recovery heat exchanger and the first fan, and indoor air circulation is achieved. Outdoor fresh air introduction, indoor vitiated air discharge and indoor air circulation are integrated in the rack, different functions are achieved according to requirements, the equipment integration degree is high, space utilization is reasonable, and operation and maintenance are convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to air conditioning equipment technical field especially a kind of industrial building multifunctional air conditioner. BACKGROUND

[0002] In the production process of industrial products or the operation process of industrial equipment, in order to maintain suitable working conditions, a special air conditioning system is usually installed to control temperature and humidity. With the increasing emphasis on indoor air quality, traditional single-function air conditioners cannot meet the needs of modern industrial sites. Therefore, multifunctional air conditioning equipment with multiple functions gradually appears on the market to better cope with complex indoor environmental challenges. These multifunctional air conditioners generally have functions such as refrigeration / heat, air purification, humidification / dehumidification, etc., and can meet the needs of different aspects within industrial buildings to some extent. However, existing multifunctional air conditioners are generally independently set up and used, i.e., different functions are realized by different devices, resulting in low device integration and leading to unreasonable space utilization, complex operation and maintenance. SUMMARY

[0003] The technical problem to be solved by the utility model is that existing multifunctional air conditioners are generally independently set up and used, i.e., different functions are realized by different devices, resulting in low device integration and leading to unreasonable space utilization, complex operation and maintenance.

[0004] To solve the above problems, the utility model provides an industrial building multifunctional air conditioner, the rack forms a closed structure through the surrounding arrangement of multiple side plates, one end of the rack is provided with an outdoor air inlet and an outdoor air outlet, the other end is provided with an indoor air outlet, a bag filter, an energy recovery heat exchanger and a fan one are sequentially arranged in the rack from the outdoor air inlet to the indoor air outlet; one side of the rack is provided with an indoor air inlet capable of communicating with the outdoor air outlet; a partition is arranged in the rack, and a return air damper is arranged on the partition, so that the indoor air inlet can communicate with the indoor air outlet.

[0005] The industrial building multifunctional air conditioner provided by the utility model also has the following technical features:

[0006] A fan two corresponding to the outdoor air outlet is arranged in the rack.

[0007] An air outlet ventilation valve is arranged in the outdoor air inlet, and an air inlet ventilation valve is arranged in the outdoor air outlet.

[0008] An air inlet filter is arranged in the indoor air inlet.

[0009] A heat exchange ventilation valve is arranged on the inlet side of the energy recovery heat exchanger.

[0010] A humidifier is arranged between the outlet side of the energy recovery heat exchanger and the inlet side of the fan one.

[0011] The indoor air outlet is provided with a heat preservation air pipe, one end of the heat preservation air pipe is arranged corresponding to the outlet side of the fan one, and the other end is connected with an air outlet cylinder.

[0012] The outdoor fresh air can enter the rack through the outdoor air inlet, and is filtered through the bag filter, is preheated or precooled through the energy recovery heat exchanger, and is blown out from the indoor air outlet under the action of the fan one; the indoor air can enter the rack through the indoor air inlet, and is discharged through the outdoor air outlet, so that the indoor dirty air is discharged; the indoor air can also enter the rack through the indoor air inlet, the return air valve is opened, and the indoor air is blown out from the indoor air outlet after the energy recovery heat exchanger and the fan one, so that the indoor air circulation is realized. The outdoor fresh air introduction, indoor dirty air discharge and indoor air circulation are integrated in the rack, different functions are realized according to requirements, the equipment integration degree is high, the space utilization is reasonable, and operation and maintenance are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a perspective view of the utility model;

[0014] Figure 2 is Figure 1 a schematic view of the internal structure. DETAILED DESCRIPTION

[0015] Hereinafter, the utility model will be described in detail with reference to the drawings and in combination with embodiments. It should be noted that, in the case of no conflict, the embodiments in the utility model and the features in the embodiments can be combined with each other.

[0016] As Figures 1 to 2 shown, the utility model industrial building multifunctional air conditioner, the rack 10 is formed closed structure through surrounding arrangement multiple side plates 11, one end of rack 10 is equipped with outdoor air inlet 12, outdoor air outlet 13, the other end is equipped with indoor air outlet 14, and the rack 10 is equipped with bag filter 15, energy recovery heat exchanger 16, fan one 17 from outdoor air inlet 12 to indoor air outlet 14 in sequence in the rack 10;One side of rack 10 is equipped with indoor air inlet 18 that can be communicated with outdoor air outlet 13;Rack 10 is equipped with partition 19, and return air valve 20 is arranged on partition 19, so that indoor air inlet 18 can be communicated with indoor air outlet 14.

[0017] The outdoor fresh air can enter the rack 10 through the outdoor air inlet 12 and be filtered by the bag filter 15, be preheated or precooled by the energy recovery heat exchanger 16, and be blown out from the indoor air outlet 14 under the action of the fan 1 17; the indoor air can enter the rack 10 through the indoor air inlet 18 and be discharged through the outdoor air outlet 13 to discharge the indoor dirty air; the indoor air can also enter the rack 10 through the indoor air inlet 18, the return air valve 20 is opened, so that the indoor air is blown out from the indoor air outlet 14 after passing through the energy recovery heat exchanger 16 and the fan 1 17 to realize indoor air circulation. The outdoor fresh air introduction, indoor dirty air discharge and indoor air circulation are integrated in the rack 10 to realize different functions according to the needs, the equipment integration degree is high, the space utilization is reasonable, and the operation and maintenance are convenient.

[0018] The rack 10 is made of aluminum profiles, and the side plate 11 is made of foamed plate; the fan 1 17 preferably adopts a power machine of Yuefang KDF3.15 IIWS, 1.8-4P, and the weight is 43Kg; the bag filter 15 can be provided with two, and the rated air volume is 3400, the initial resistance is 56Pa, and the final resistance is 300Pa.

[0019] The energy recovery heat exchanger 16 (Energy Recovery Ventilator, ERV) is a kind of high-efficiency air conditioning system component, which realizes energy recovery by exchanging heat and humidity between the discharged indoor air and the introduced outdoor fresh air. The working principle is that when the indoor dirty air is discharged, the heat exchange core in the ERV transfers the heat in the air to the fresh air entering the indoor in winter or cold in summer, thereby preheating or precooling the fresh air and reducing the load of the air conditioning system. In addition, the ERV can also adjust the humidity of the fresh air to maintain the comfortable humidity level in the room. In this way, the ERV can not only significantly reduce the energy consumption of the air conditioning system and reduce the operation cost, but also improve the indoor air quality. The specific working principle of the energy recovery heat exchanger 16 is the prior art, which is not described here.

[0020] The partition plate 19 includes a vertical section and an inclined section, and the return air valve 20 is arranged on the inclined section to improve the indoor air circulation efficiency. Of course, the partition plate 19 can also be arranged vertically to the indoor air inlet 18. The bag filter 15 is installed in the rack 10 by a pre-set support.

[0021] Preferably, the rack 10 is provided with a fan 2 21 corresponding to the outdoor air outlet 13 to suck the indoor dirty air into the rack 10 through the indoor air inlet 18 and discharge it through the outdoor air outlet 13.

[0022] The outlet side of the fan 2 21 corresponds to the outdoor air outlet 13 in communication.

[0023] Preferably, the outdoor air inlet 12 is provided with an exhaust air ventilation valve 22, and the outdoor exhaust air outlet 13 is provided with an air inlet ventilation valve 23.

[0024] Preferably, the indoor air inlet 18 is provided with an air inlet filter 24 to filter indoor air.

[0025] Preferably, the energy recovery heat exchanger 16 is provided with a heat exchange ventilation valve 25 on the inlet side.

[0026] Preferably, a humidifier 26 is arranged between the outlet side of the energy recovery heat exchanger 16 and the inlet side of the fan 1 7 to humidify the fresh air.

[0027] Preferably, the indoor air outlet 14 is provided with a heat preservation air pipe 27, one end of which is arranged corresponding to the outlet side of the fan 1 7, and the other end is connected with an air outlet cylinder 28.

[0028] The bottom of the air outlet cylinder 28 is sealed, and air outlet holes are arranged on the outer surface thereof at intervals.

[0029] The working principle of the utility model is as follows:

[0030] When fresh air needs to be introduced into the room, the air inlet ventilation valve 23 is opened, and the outdoor fresh air can enter the rack 10 through the outdoor air inlet 12 and pass through the bag filter 15, be preheated or precooled by the energy recovery heat exchanger 16, and be blown out from the indoor air outlet 14, the heat preservation air pipe 27 and the air outlet cylinder 28 under the action of the fan 1 7; when the indoor air is polluted, the exhaust air ventilation valve 22 and the fan 2 1 are opened, the indoor air is filtered by the air inlet filter 24, enters the rack 10 through the indoor air inlet 18, and is discharged through the outdoor exhaust air outlet 13, so as to discharge the indoor polluted air; when indoor air circulation is needed, the indoor air is filtered by the air inlet filter 24, enters the rack 10 through the indoor air inlet 18, the return air valve 20 is opened, so that the indoor air passes through the energy recovery heat exchanger 16 and the fan 1 7, and is blown out from the indoor air outlet 14, the heat preservation air pipe 27 and the air outlet cylinder 28, so as to realize indoor air circulation. The utility model integrates the introduction of outdoor fresh air, the discharge of indoor polluted air and the circulation of indoor air in the rack 10, and the air flow path is as shown by arrows in Figure 1 , so as to realize different functions according to needs, the equipment integration degree is high, the space utilization is reasonable, and operation and maintenance are facilitated.

[0031] Finally, it should be noted that: the above examples are used to illustrate the technical solutions of the present application, but not limited to; although the present application is described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still be modified to the technical solutions recorded in the foregoing examples, or part of the technical features are replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A multi-functional air conditioner for industrial buildings, characterized in that, The frame (10) forms a closed structure through multiple side plates (11) arranged around it. One end of the frame (10) is provided with an outdoor air inlet (12) and an outdoor air outlet (13), and the other end is provided with an indoor air outlet (14). The frame (10) is provided with a bag filter (15), an energy recovery heat exchanger (16), and a fan (17) in sequence from the outdoor air inlet (12) to the indoor air outlet (14). One side of the frame (10) is provided with an indoor air inlet (18) that can communicate with the outdoor air outlet (13). The frame (10) is provided with a partition (19), and a return air valve (20) is provided on the partition (19) so that the indoor air inlet (18) can communicate with the indoor air outlet (14).

2. The multi-functional air conditioner for industrial buildings according to claim 1, characterized in that, The frame (10) is equipped with a second fan (21) corresponding to the outdoor exhaust port (13).

3. The multi-functional air conditioner for industrial buildings according to claim 1, characterized in that, The outdoor air inlet (12) is equipped with an exhaust ventilation valve (22), and the outdoor air outlet (13) is equipped with an air inlet ventilation valve (23).

4. The multi-functional air conditioner for industrial buildings according to claim 1, characterized in that, An air intake filter (24) is provided inside the indoor air inlet (18).

5. The multi-functional air conditioner for industrial buildings according to claim 1, characterized in that, The energy recovery heat exchanger (16) is provided with a heat exchange ventilation valve (25) on the inlet side.

6. The multi-functional air conditioner for industrial buildings according to claim 1, characterized in that, A humidifier (26) is provided between the outlet side of the energy recovery heat exchanger (16) and the inlet side of the fan (17).

7. The multi-functional air conditioner for industrial buildings according to claim 1, characterized in that, The indoor air outlet (14) is equipped with an insulated air duct (27), one end of which is set to correspond to the outlet side of the fan (17), and the other end is connected to an air outlet duct (28).

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