CN210373848U

CN210373848U - Constant temperature room

Info

Publication number: CN210373848U
Application number: CN201921397388.8U
Authority: CN
Inventors: 康健
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-04-21
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a constant temperature room, which comprises a constant temperature room, a water chiller, a controller and a heat exchange device, wherein the heat exchange device is provided with an air inlet and an air outlet, the air outlet is communicated with the constant temperature room through a ventilation pipe, a heat exchanger and a fan are arranged between the air inlet and the air outlet, and a water inlet and a water outlet of the heat exchanger are respectively connected with a water outlet and a water inlet of the water chiller; a water pump used for promoting water circulation is arranged between the heat exchanger and the water cooler, the water pump is connected with a controller, and the controller is also connected with the water cooler; and a pressure relief air outlet is also arranged in the constant temperature room. The temperature of cold air or hot air entering a room is constant, so that the temperature change amplitude in the constant-temperature room can be effectively reduced; meanwhile, because the air in the room has no internal circulation, harmful substances generated in the production process can not be retained in the room. Thereby being beneficial to the health of indoor operators and improving the qualification rate of products.

Description

Constant temperature room

Technical Field

The utility model relates to a refrigeration plant technical field, concretely relates to constant temperature room.

Background

At present, constant temperature rooms are widely applied to various production scenes, in order to ensure constant temperature in the constant temperature rooms, air conditioners, air energy, heaters, combustion air and other modes are generally adopted to control the room temperature in the prior art, but the air in the rooms is mostly heated or cooled by adopting air internal circulation in the above modes. The paint spraying machine cannot be suitable for special occasions such as a water-based paint spraying room, a glue spraying room and a UV spraying room, a roller coating line isolation room, a cladding machine isolation room and the like which have high ventilation requirements and large indoor air exchange capacity and can generate toxic and harmful waste gas or particles in the production process. If the room uses an internal circulation mode to control the indoor temperature, harmful substances generated in the production process can fill the whole room through the internal circulation. Firstly, the product quality is affected, and secondly, the body of an operator is damaged.

SUMMERY OF THE UTILITY MODEL

For the defect that influences product quality, harm staff health that exists among the solution prior art, the utility model discloses a constant temperature room adopts the utility model discloses can effectively reduce the temperature variation range in the constant temperature room, can also effectively unify the harmful substance who produces in the indoor production process simultaneously by the pressure release air exit discharge outdoor.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a constant temperature room comprises a constant temperature room, a water chiller, a controller and a heat exchange device, wherein the heat exchange device is provided with an air inlet and an air outlet, the air outlet is communicated with the constant temperature room through a ventilation pipe, and a heat exchanger and a fan are arranged between the air inlet and the air outlet; the water inlet and the water outlet of the heat exchanger are respectively connected with the water outlet and the water inlet of the water cooler; a water pump used for promoting water circulation is arranged between the heat exchanger and the water cooler, the water pump is connected with a controller, and the controller is also connected with the water cooler; and a pressure relief air outlet is also arranged in the constant temperature room.

Preferably, a plurality of temperature sensors connected with the controller are arranged in the constant temperature room, a plurality of ventilation branch pipes connected with the ventilation pipe are uniformly distributed at the top of the constant temperature room, and the ventilation branch pipes are provided with electromagnetic valves connected with the controller.

Preferably, the cross-section of the ventilation branch pipes gradually increases linearly in the order of distance from the heat exchange device from the near to the far.

Preferably, the outlet ends of the ventilation branch pipes are provided with air distribution plates.

Preferably, a baffling type water baffle is arranged in the heat exchange device.

Preferably, the top of the constant-temperature house is fixedly provided with a filter layer made of filter cotton.

Preferably, the outer surfaces of the ventilation pipe and the ventilation branch pipe are respectively provided with a heat preservation layer, and a guide plate is arranged at the corner of the ventilation pipe.

Preferably, the water chilling unit adopts a modular water chiller.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model comprises a constant temperature room and a water chiller, wherein a heat exchange device is arranged between the constant temperature room and the water chiller and is communicated with the constant temperature room through a fan and an air pipe, the water chiller is communicated with a heat exchanger in the heat exchange device, and meanwhile, the circulation of water is promoted through a water pump; the utility model discloses a cold water machine produces cold water or hot water, and carry it in the heat exchanger, the fan is with external air suction to the heat exchange device in simultaneously, carry out the heat transfer when it passes through the heat exchanger and make air temperature reduce or get into the room after rising, make the interior whole temperature of room rise or descend, and the air in the room can be extruded the constant temperature room and discharge to the open air through the pressure release air exit (simultaneously outdoor air exit can also connect relevant tail gas treatment equipment, in order to handle contaminated gas, avoid environmental pollution), compare with prior art, the utility model discloses in the temperature of the cold air or the hot air that gets into in the room is invariable, therefore can effectively reduce the range of temperature variation in the constant temperature room; meanwhile, air in the room is directly exhausted, so that the air conditioner has no internal circulation, and harmful substances generated in the production process cannot be remained in the room. Thereby being beneficial to the health of indoor operators and improving the qualification rate of products.

2. The utility model discloses be provided with a plurality of temperature sensor that link to each other with the controller in the constant temperature room, be provided with a plurality of ventilation branch pipes simultaneously in constant temperature roof portion, be provided with the solenoid valve that links to each other with the controller on the ventilation branch pipe, through the temperature of different regions in the constant temperature room of temperature sensor control to the aperture of the different ventilation branch pipes of control makes distributing in cooling demand adaptation of cold air or hot-air, reduces the difference in temperature between each region in the constant temperature room, guarantees the range of change of temperature in the whole constant temperature room simultaneously.

3. The utility model discloses according to the order by nearly to far away from heat exchange device distance, the transversal linear increase of personally submitting of ventilation branch, the amount of wind through each ventilation hole of cross sectional area's change adjustment makes a large amount of cold air or hot-air can enter into the region far away from heat exchange device to improve the regulating power to different zone temperature, reduce the temperature variation of different regions in the constant temperature room.

4. The utility model discloses a ventilation branch pipe exit end is provided with the branch aerofoil, disperses cold air or hot-air through dividing the shrouding, avoids it to concentrate on one to reduce the difference in temperature between each region in constant temperature room, improve the regulation effect to the temperature in the constant temperature room.

5. The utility model discloses a still be provided with the baffling formula manger plate in the heat exchange device, get rid of the comdenstion water in with the air through the baffling formula manger plate, avoid a large amount of moisture to enter into constant temperature room along with the air in, be convenient for control humidity in the constant temperature room on the one hand, on the other hand avoids soaking the filter layer, guarantees the normal use of filter layer

6. The utility model discloses be provided with the filter layer in constant temperature roof portion, get rid of the impurity in with the cooling air through the filter layer, improve the air quality in the constant temperature room, on the other hand makes cold air or hot-air distribution more even to the improvement reduces the difference in temperature of each part to constant temperature room temperature control effect.

7. The utility model discloses a ventilation pipe and ventilation branch pipe surface all are provided with the heat preservation, reduce cold air or hot-air and external heat exchange, reduce the heat loss to improve the effect to constant temperature room temperature control, be provided with the guide plate in the ventilation pipe corner simultaneously, carry out the water conservancy diversion to the air through the guide plate, reduce gaseous flow resistance, thereby improve the air volume in constant temperature room.

8. The utility model discloses a cooling water set adopts modular cold water machine, and heat exchange device also adopts the modularized design simultaneously, when making things convenient for the installation of various equipment and transporting, does according to customer's actual demand (amount of wind requirement and room area) direct stack equipment quantity, has improved the convenience that equipment used greatly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of embodiment 2 of the present invention;

FIG. 3 is an airflow diagram of the present invention;

reference numerals: 1. the constant temperature room comprises a constant temperature room body, 2, a water cooling machine, 3, a controller, 4, a heat exchange device, 5, an air inlet, 6, an air outlet, 7, a ventilation pipe, 8, a heat exchanger, 9, a fan, 10, a water pump, 11, a pressure relief air outlet, 12, a temperature sensor, 13, a ventilation branch pipe, 14, an electromagnetic valve, 15, an air distributing plate, 16, a baffling type water eliminator, 17, a filter layer, 18, a heat preservation layer, 19 and a guide plate.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Embodiment mode 1

The embodiment is taken as a basic embodiment of the utility model, and discloses a constant temperature room, the specific structure is shown in fig. 1, and the constant temperature room comprises a constant temperature room 1, a water chiller 2, a controller 3 and a heat exchange device 4, wherein the controller 3 is a PLC of the water chiller 2, the water chiller 2 adopts a modular water chiller, and the bottom of the constant temperature room 1 is further provided with a pressure relief air outlet 11; an air inlet 5 and an air outlet 6 are arranged at two ends of the heat exchange device 4, the air outlet 6 is communicated with the constant temperature room 1 through a ventilation pipe 7, and an air distribution plate 15 is arranged at the outlet end of the ventilation pipe 7; the outer surface of the ventilation pipe 7 is wrapped with an insulating layer 18, and a guide plate 19 is arranged at a corner in the ventilation pipe 7;

meanwhile, a fan 9 connected with the air outlet 6 is further arranged in the heat exchange device 4, a heat exchanger 8 is further arranged at the air inlet 5 of the heat exchange device 4, a water inlet of the heat exchanger 8 is connected with a water outlet of the water cooler 2, a water outlet of the heat exchanger 8 is connected with a water inlet of the water cooler 2, a water pump 10 is further arranged between the water inlet of the water cooler 2 and the water outlet of the heat exchanger 8, and the water pump 10 is connected with the controller 3.

Embodiment mode 2

The embodiment is taken as a preferred embodiment of the present invention, and discloses a thermostatic chamber, the specific structure is shown in fig. 2, and the thermostatic chamber comprises a thermostatic chamber 1, a water chiller 2, a controller 3 and a heat exchange device 4, an air outlet 6 of the heat exchange device 4 is connected with a ventilation pipe 7, the ventilation pipe 7 is communicated with the thermostatic chamber 1 through a plurality of ventilation branch pipes 13, a plurality of temperature sensors 12 are arranged in the thermostatic chamber 1, electromagnetic valves 14 are fixedly arranged on the ventilation branch pipes 13, the electromagnetic valves 14 are connected with the output end of the controller 3, and the temperature sensors 12 are connected with the input end of the controller 3; according to the sequence from near to far from the heat exchange device 4 and the ventilation quantity and control requirements, the cross section area of the ventilation branch pipe 13 is linearly increased, and the outer surface of the ventilation branch pipe 13 is wrapped with an insulating layer 18;

the top of the thermostatic chamber 1 is provided with a filter layer 17, the filter layer 17 is made of filter cotton, and the filter layer 17 isolates the outlet end of the ventilation branch pipe 13 positioned at the top of the thermostatic chamber 1 from the thermostatic chamber 1; and a baffling type water eliminator 16 is also arranged in the heat exchange device 4, and the baffling type water eliminator 16 is positioned between the heat exchanger 8 and the fan 9.

As shown in fig. 3, when the utility model is used, the cooling water is heated or refrigerated by the water chiller, the cooling water treated by the water chiller is delivered to the heat exchanger by the water pump, meanwhile, the fan pumps the air in the outside atmosphere to the heat exchange device, and the heat exchange between the heat exchanger and the cooling water is realized to cool or heat, the air after heat exchange finally enters the constant temperature room from the air outlet to cool and heat the constant temperature room, thereby ensuring the constant temperature in the constant temperature room; compared with other prior art, the utility model treats the air through the same heat exchange device, so the temperature of the cold air or the hot air entering the room is constant, and the temperature change amplitude in the constant temperature room can be effectively reduced; compared with the internal circulation mode in the prior art, the air in the room has no internal circulation, so that harmful substances generated in the production process cannot be retained indoors. Thereby being beneficial to the health of indoor operators and improving the qualification rate of products.

Claims

1. The utility model provides a constant temperature room, includes constant temperature room (1), cold water machine (2), controller (3) and heat exchange device (4), its characterized in that: an air inlet (5) and an air outlet (6) are arranged on the heat exchange device (4), the air outlet (6) is communicated with the constant temperature room (1) through a ventilation pipe (7), a heat exchanger (8) and a fan (9) are arranged between the air inlet (5) and the air outlet, and a water inlet and a water outlet of the heat exchanger (8) are respectively connected with a water outlet and a water inlet of the water chiller (2); a water pump (10) for promoting water circulation is further arranged between the heat exchanger (8) and the water cooler (2), the water pump (10) is connected with the controller (3), and the controller (3) is further connected with the water cooler (2); a pressure relief air outlet (11) is further arranged in the constant temperature room (1).

2. A room with constant temperature according to claim 1, characterized in that: a plurality of temperature sensors (12) connected with the controller (3) are arranged in the constant temperature room (1), a plurality of ventilation branch pipes (13) connected with the ventilation pipes (7) are uniformly distributed at the top of the constant temperature room (1), and electromagnetic valves (14) connected with the controller (3) are arranged on the ventilation branch pipes (13).

3. A room with constant temperature according to claim 2, characterized in that: according to the sequence from near to far away from the heat exchange device (4), the cross section of the ventilation branch pipe (13) is gradually increased linearly.

4. A room with constant temperature according to claim 2, characterized in that: and the outlet ends of the ventilation branch pipes (13) are provided with air distribution plates (15).

5. A room with constant temperature according to claim 1, characterized in that: and a baffling type water eliminator (16) is also arranged in the heat exchange device (4).

6. A room with constant temperature according to claim 1, characterized in that: the top of the constant temperature room (1) is fixedly provided with a filter layer (17) made of filter cotton.

7. A room with constant temperature according to claim 1, characterized in that: the outer surfaces of the ventilation pipe (7) and the ventilation branch pipe (13) are respectively provided with a heat preservation layer (18), and a guide plate (19) is arranged at the corner of the ventilation pipe (7).

8. A room with constant temperature according to claim 1, characterized in that: the water cooler (2) adopts a modular water cooler.