CN213396042U - Air-cooled cold water unit control device automatically controlled according to ambient temperature - Google Patents
Air-cooled cold water unit control device automatically controlled according to ambient temperature Download PDFInfo
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- CN213396042U CN213396042U CN202022513958.4U CN202022513958U CN213396042U CN 213396042 U CN213396042 U CN 213396042U CN 202022513958 U CN202022513958 U CN 202022513958U CN 213396042 U CN213396042 U CN 213396042U
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Abstract
The utility model discloses an air-cooled chiller control device automatically controlled according to environmental temperature in the technical field of air-cooled chillers, which comprises a chiller shell, a control box is fixedly arranged on one side of the front outer surface of the chiller shell, a temperature sensor is fixedly connected on the other side of the front outer surface of the chiller shell, a processing module, a control module, a power module and a relay protection module are arranged in the control box, the output end of the temperature sensor is electrically connected with the input end of the processing module, the output end of the processing module is electrically connected with the input end of the relay protection module, the external environmental temperature change is sensed through the temperature sensor, signals are transmitted to an information processor through the information input end, the information processor compares and processes the information, and then transmits the information to the control module from the information output end, thereby automatically starting the shell and tube evaporator, the compressor, the air-cooled condenser and the radiator fan.
Description
Technical Field
The utility model relates to an air-cooled cold water set technical field specifically is an air-cooled cold water set controlling means according to ambient temperature automatic control.
Background
In the refrigeration industry, the water chiller is divided into an air-cooled water chiller and a water-cooled water chiller, and is further divided into a screw water chiller, a scroll water chiller and a centrifugal water chiller according to a compressor. The temperature control is divided into a low-temperature industrial water chiller and a normal-temperature water chiller, and the temperature of the normal-temperature unit is generally controlled within the range of 0-35 ℃. The temperature control of the low-temperature unit is generally about 0 to-100 ℃, but with the continuous development of science and technology, the requirement on a control device of the air-cooled water chilling unit is more and more, and the air-cooled water chilling unit needs to be frequently started due to the overlarge temperature difference of the external environment in some cases, the existing control device is generally started manually, due to frequent times, great inconvenience is brought to operators, and when the air-cooled water chilling unit works, the existing device does not well protect a circuit, so that the phenomenon of short circuit or open circuit often occurs during working, the working efficiency is seriously influenced, when the existing device dissipates heat, a heat dissipation fan is generally fixed, so that the phenomenon that heat dissipation is too slow occurs in heat dissipation, the electric elements are burnt in serious condition, and the safety and the service life of the electric elements are greatly influenced, therefore, the air-cooled chiller control device automatically controlled according to the ambient temperature is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a forced air cooling cold water unit controlling means according to ambient temperature automatic control to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an air-cooled chiller control device automatically controlled according to environmental temperature comprises a chiller shell, wherein a control box is fixedly installed on one side of the outer surface of the front end of the chiller shell, a temperature sensor is fixedly connected to the other side of the outer surface of the front end of the chiller shell, a processing module, a control module, a power supply module and a relay protection module are arranged in the control box, the output end of the temperature sensor is electrically connected with the input end of the processing module, the output end of the processing module is electrically connected with the input end of the relay protection module, the output end of the relay protection module is electrically connected with the control module, the processing module comprises an information input end, an information processor and an information output end, the output end of the information input end is electrically connected with the input end of the information processor, and the output end of the information processor is electrically connected with the output end of the information output end, the relay protection module comprises a sampling unit, a comparative identification unit, a processing unit and an execution unit, wherein the output end of the sampling unit is electrically connected with the input end of the comparative identification unit, the output end of the comparative identification unit is electrically connected with the input end of the processing unit, the output end of the processing unit is electrically connected with the input end of the execution unit, the control module comprises a shell-tube evaporator, a compressor, an air-cooled condenser and a cooling fan, the output end of the power module is electrically connected with the power input ends of a temperature sensor, the processing module, the control module and the relay protection module respectively, the inner cavity bottom of the water chilling unit shell is fixedly connected with a driving motor, the output end of the driving motor is welded with a threaded rod, the outer surface of the threaded rod is movably connected with a sliding base, and the top of the sliding base is fixedly connected with the, and a ventilating fixing plate is fixedly connected above the heat dissipation fan inside the water chilling unit shell.
Preferably, the air-cooled condenser is a finned condenser.
Preferably, the sampling unit is a current transformer and a voltage transformer.
Preferably, the execution unit is an acousto-optic signal relay.
Preferably, the bottoms of the two sides of the water chilling unit shell are both provided with a plurality of vent holes.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, through the temperature sensor perception external environment temperature change, and transmit the signal to information processor through the information input end, information processor compares the processing through the information, then transmit the information to control module from the information output end, thereby automatically start shell and tube evaporimeter, compressor, air-cooled condenser and radiator fan, during operation make water and refrigerant carry out the heat exchange through shell and tube evaporimeter earlier, the refrigerant system is absorbing the heat load in the aquatic, after making water cooling produce cold water, make the heat bring the air-cooled condenser through the effect of compressor again, again by radiator fan scattering in the air of external world, compare the differentiation to current and voltage through relay protection module during circuit operation, make the voltage or the electric current inside the circuit can send alarm signal and send acoustic-optic signal through the execution unit when unusual, thereby make remote control personnel can discover the trouble fast, thereby further loss has been avoided, the security of device has been improved greatly, at radiator fan during operation, can start driving motor through the control box, make driving motor drive the threaded rod and rotate, thereby drive sliding base and radiator fan and remove about along the horizontal direction, and then make radiator fan can carry out even heat dissipation to the heat of air-cooled cooling water set inside, the phenomenon of having avoided the inside electrical components of air-cooled cooling water set to damage because the heat dissipation is inhomogeneous takes place, very big improvement the life of device.
Drawings
Fig. 1 is a schematic view of the overall external structure of the present invention;
FIG. 2 is a schematic view of the operation principle of the inside of the control box of the present invention;
fig. 3 is a schematic view of the internal local structure of the air-cooled chiller according to the present invention.
In the figure: 1. a water chilling unit housing; 2. a temperature sensor; 3. a processing module; 4. an information input end; 5. an information processor; 6. an information output end; 7. a power supply module; 8. a relay protection module; 9. a sampling unit; 10. a comparison discrimination unit; 11. a control module; 12. a processing unit; 13. an execution unit; 14. a shell and tube evaporator; 15. a compressor; 16. an air-cooled condenser; 17. a heat radiation fan; 18. a drive motor; 19. a sliding base; 20. a threaded rod; 21. a ventilation fixing plate; 22. a control box; 23. a vent hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, an air-cooled chiller control device automatically controlled according to an environmental temperature includes a chiller housing 1, a control box 22 is fixedly installed on one side of the front outer surface of the chiller housing 1, a temperature sensor 2 is fixedly connected to the other side of the front outer surface of the chiller housing 1, a processing module 3, a control module 11, a power module 7 and a relay protection module 8 are included in the control box 22, an output end of the temperature sensor 2 is electrically connected to an input end of the processing module 3, an output end of the processing module 3 is electrically connected to an input end of the relay protection module 8, an output end of the relay protection module 8 is electrically connected to the control module 11, the processing module 3 includes an information input end 4, an information processor 5 and an information output end 6, an output end of the information input end 4 is electrically connected to an input end of the information processor 5, the output end of the information processor 5 is electrically connected with the output end of the information output end 6, the relay protection module 8 comprises a sampling unit 9, a comparison and identification unit 10, a processing unit 12 and an execution unit 13, the output end of the sampling unit 9 is electrically connected with the input end of the comparison and identification unit 10, the output end of the comparison and identification unit 10 is electrically connected with the input end of the processing unit 12, the output end of the processing unit 12 is electrically connected with the input end of the execution unit 13, the control module 11 comprises a shell-tube evaporator 14, a compressor 15, an air-cooled condenser 16 and a cooling fan 17, the output end of the power module 7 is respectively electrically connected with the temperature sensor 2, the processing module 3, the control module 11 and the power input end of the relay protection module 8, the bottom of the inner cavity of the water chilling unit shell 1 is fixedly connected with a driving motor 18, and the, the outer surface of the threaded rod 20 is movably connected with a sliding base 19, the top of the sliding base 19 is fixedly connected with the bottom of the radiating fan 17, a ventilation fixing plate 21 is fixedly connected to the position, above the radiating fan 17, inside the water chilling unit shell 1, wherein a driving motor 18 is electrically connected with a control box 22 and the power module 7 through a lead, and the model of the driving motor 18 is Y2-90L-4.
Referring to fig. 2, the air-cooled condenser 16 is a finned condenser;
referring to fig. 2, the sampling unit 9 is a current transformer and a voltage transformer;
referring to fig. 2, the execution unit 13 is an acousto-optic signal relay;
referring to fig. 1, the bottoms of the two sides of the water chilling unit housing 1 are both provided with a plurality of vent holes 23;
the working principle is as follows: when the external environment temperature changes greatly, the external environment temperature change can be sensed through the temperature sensor 2, signals are transmitted to the information processor 5 through the information input end 4, the information processor 5 compares and processes the information, then the information is transmitted to the control module 11 from the information output end 6, so that the shell-tube evaporator 14, the compressor 15, the air-cooled condenser 16 and the radiating fan 17 are automatically started, when the circuit works, firstly, the shell-tube evaporator 14 enables water to exchange heat with a refrigerant, the refrigerant system absorbs heat load in the water, the water is cooled to generate cold water, then, the heat is brought to the air-cooled condenser 16 through the action of the compressor 15 and then is dissipated to the outside air through the radiating fan 17, when the circuit works, the current and voltage are compared and identified through the relay protection module 8, so that when the voltage or the current in the circuit is abnormal, an alarm signal can be sent through the execution unit 13 and an acousto-optic signal is sent out, thereby make remote control personnel can discover the trouble fast, thereby further loss has been avoided, the security of device has been improved greatly, at radiator fan 17 during operation, can start driving motor 18 through control box 22, make driving motor 18 drive threaded rod 20 and rotate, thereby drive sliding base 19 and radiator fan 17 and remove about along the horizontal direction, and then make radiator fan 17 can carry out quick even heat dissipation to the inside heat of air-cooled cold water set, the phenomenon of having avoided the inside electrical components of air-cooled cold water set to damage because the heat dissipation is inhomogeneous takes place, very big improvement the life of device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a according to ambient temperature automatic control's forced air cooling water set controlling means, includes cooling water set shell (1), its characterized in that: the water chilling unit comprises a water chilling unit shell (1), a control box (22) is fixedly mounted on one side of the outer surface of the front end of the water chilling unit shell (1), a temperature sensor (2) is fixedly connected to the other side of the outer surface of the front end of the water chilling unit shell (1), a processing module (3), a control module (11), a power supply module (7) and a relay protection module (8) are arranged in the control box (22), the output end of the temperature sensor (2) is electrically connected with the input end of the processing module (3), the output end of the processing module (3) is electrically connected with the input end of the relay protection module (8), the output end of the relay protection module (8) is electrically connected with the control module (11), the processing module (3) comprises an information input end (4), an information processor (5) and an information output end (6), the output end of the information input end (4) is electrically connected with the input, the output of information processor (5) and the output electric connection of information output end (6), the inside of relay protection module (8) is including sampling unit (9), comparison authentication unit (10), processing unit (12) and execution unit (13), the output of sampling unit (9) and the input electric connection of comparison authentication unit (10), the output of comparison authentication unit (10) and the input electric connection of processing unit (12), the output of processing unit (12) and the input electric connection of execution unit (13), control module (11) is including shell pipe evaporimeter (14), compressor (15), air-cooled condenser (16) and radiator fan (17), the output of power module (7) respectively with temperature sensor (2), processing module (3), control module (11) and the power input electric connection of relay protection module (8), the utility model discloses a cooling water set, including cooling water set shell (1), inner chamber bottom fixedly connected with driving motor (18), the output welding of driving motor (18) has threaded rod (20), the surface swing joint of threaded rod (20) has sliding base (19), the top of sliding base (19) and the bottom fixed connection of radiator fan (17), cooling water set shell (1) inside top fixedly connected with ventilative fixed plate (21) that is located radiator fan (17).
2. The air-cooled chiller control device automatically controlled according to the ambient temperature as claimed in claim 1, wherein: the air-cooled condenser (16) is a finned condenser.
3. The air-cooled chiller control device automatically controlled according to the ambient temperature as claimed in claim 1, wherein: the sampling unit (9) is a current transformer and a voltage transformer.
4. The air-cooled chiller control device automatically controlled according to the ambient temperature as claimed in claim 1, wherein: the execution unit (13) is an acousto-optic signal relay.
5. The air-cooled chiller control device automatically controlled according to the ambient temperature as claimed in claim 1, wherein: the bottom of the two sides of the water chilling unit shell (1) are both provided with a plurality of vent holes (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022513958.4U CN213396042U (en) | 2020-11-04 | 2020-11-04 | Air-cooled cold water unit control device automatically controlled according to ambient temperature |
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| CN202022513958.4U CN213396042U (en) | 2020-11-04 | 2020-11-04 | Air-cooled cold water unit control device automatically controlled according to ambient temperature |
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| CN213396042U true CN213396042U (en) | 2021-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114966319A (en) * | 2022-05-26 | 2022-08-30 | 王华丽 | Fault positioning device and positioning method for electric power instrument detection |
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2020
- 2020-11-04 CN CN202022513958.4U patent/CN213396042U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114966319A (en) * | 2022-05-26 | 2022-08-30 | 王华丽 | Fault positioning device and positioning method for electric power instrument detection |
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