CN220206098U

CN220206098U - Modularized low-noise air-cooled screw type cold and hot water unit

Info

Publication number: CN220206098U
Application number: CN202321546213.5U
Authority: CN
Inventors: 乔思维
Original assignee: Henan Shulan Environmental Protection Technology Co ltd
Current assignee: Henan Shulan Environmental Protection Technology Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-19
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a modularized low-noise air-cooled screw type cold and hot water unit, which comprises a mounting frame and a driving mechanism; and (3) mounting a frame: the middle part of its diapire is provided with the compression case, be provided with the feed supplement pipe in the feed supplement mouth that the compression case front end was seted up, the middle part of feed supplement pipe is established ties and is had the feed supplement valve, both sides are provided with evaporimeter and condenser respectively around the installation frame is inside, the inside left and right sides of evaporimeter is provided with the division board respectively, all be provided with the evaporating pipe between the relative medial surface of division board, the inside left and right sides of condenser is provided with the division board respectively, all be provided with the condenser pipe between the relative medial surface of division board, this modular low noise forced air cooling screw type hot and cold water unit can make the output pole drive the flight and rotate towards opposite direction, realize the screw extrusion to gaseous refrigerant from this, replace traditional mode that drives the flight through the transmission connection between belt and the belt pulley.

Description

Modularized low-noise air-cooled screw type cold and hot water unit

Technical Field

The utility model relates to the technical field of refrigeration equipment, in particular to a modularized low-noise air-cooled screw type cold and hot water unit.

Background

The water chiller is a common water cooling device in industrial production and manufacture, and has the characteristics of simple structure, few wearing parts, small volume, light weight, large single machine compression ratio, high refrigeration capacity, maintenance cycle factory, stable operation, long service life and the like, and meets the use requirements of different industries;

in the using process of the air-cooled screw type cold (hot) water unit, two spiral sheets are driven to rotate through transmission connection between a belt and a belt pulley, so that the gas refrigerant in a high-temperature and high-pressure state is compressed, the compressed gas refrigerant is cooled through cooling water in a condenser, the cooling water after absorbing heat is discharged into external storage equipment through a drain pipe, so that the recovery of partial heat energy of the air-cooled screw type cold (hot) water unit is realized, the air-cooled screw type cold (hot) water unit is changed into a high-pressure liquid refrigerant after condensation, and then the high-pressure liquid refrigerant is expanded to a low pressure through a throttle valve to become a low-pressure liquid refrigerant, wherein the liquid refrigerant at the low temperature and the low pressure absorbs the heat of a cooled substance in an evaporator, and is changed into the gas refrigerant again, and the gas refrigerant enters a compressor through a pipeline again, and a new cycle is started;

when the existing air-cooled screw type cold (hot) water unit is used, the screw slices can be driven to rotate through transmission connection between the belt and the belt pulley, so that the gaseous refrigerant is subjected to screw extrusion, the whole structure is complex, the occupied area of the air-cooled screw type cold (hot) water unit is relatively large, part of the air-cooled screw type cold (hot) water unit simultaneously drives two screw slices to rotate through the two groups of driving motors, the occupied area of the air-cooled screw type cold (hot) water unit is reduced, the cost is relatively high, and the generated noise is relatively large.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides a modularized low-noise air-cooled screw type cold and hot water unit, through the matching arrangement of a mounting rod and a bevel gear, an output rod drives a spiral sheet to rotate in the opposite direction in the compression process, so that the spiral extrusion of a gaseous refrigerant is realized, the traditional mode of driving the spiral sheet through the transmission connection between a belt and a belt pulley is replaced, the occupied area of driving equipment is reduced, the generated noise is relatively small, meanwhile, the operation can be completed only by one motor, the cost is relatively low, and the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a modularized low-noise air-cooled screw type cold and hot water unit comprises a mounting frame and a driving mechanism;

and (3) mounting a frame: the middle part of the bottom wall of the compression box is provided with a compression box, a material supplementing pipe is arranged in a material supplementing opening formed in the front end of the compression box, the middle part of the material supplementing pipe is connected in series with a material supplementing valve, the front side and the rear side of the inside of the installation frame are respectively provided with an evaporator and a condenser, the left side and the right side of the inside of the evaporator are respectively provided with a separation plate, evaporation pipes are respectively arranged between the opposite inner sides of the separation plates, the opposite inner sides of the separation plates are respectively provided with a condensation pipe, a connecting opening formed in the right end of the condenser is communicated with an exhaust opening formed in the right end of the compression box through a connecting pipe, a conveying opening formed in the left end of the evaporator is communicated with an air inlet formed in the left end of the compression box through a conveying pipe, a conveying opening formed in the left end of the condenser is communicated with the installation opening formed in the right end of the evaporator through a conveying pipe, and the middle part of the conveying pipe is connected in series with an expansion valve;

a driving mechanism: the screw extrusion device is arranged in the compression box, the right end of the driving mechanism is fixedly connected with the left end of the compression box, the installation rod is matched with the bevel gear, the output rod drives the spiral sheet to rotate towards the opposite direction in the compression process, the screw extrusion of the gaseous refrigerant is realized, the traditional mode of driving the spiral sheet through the transmission connection between the belt and the belt pulley is replaced, the occupied area of driving equipment is reduced, the generated noise is relatively small, and meanwhile, the screw extrusion device can be completed only by one motor, and the cost is relatively low.

Further, the electric control device further comprises a control switch group, the control switch group is located outside the installation frame, the input end of the control switch group is electrically connected with an external power supply, and electric elements inside the device can be regulated and controlled.

Further, actuating mechanism includes output pole, flight, protection casing, installation pole and bevel gear, the output pole is rotated through the bearing respectively and is connected in the inside front and back both sides of compression case, and the middle part of output pole extrados all is provided with the flight, the right-hand member of protection casing and the left end fixed connection of compression case, and the inside of protection casing is rotated through the bearing and is connected with the installation pole, and the middle part of installation pole extrados and the front end of output pole all are provided with bevel gear, and two horizontal adjacent bevel gears meshing are connected, can drive the flight through the output pole and rotate.

Further, the driving mechanism further comprises a motor, the motor is arranged at the rear end of the protective cover, the front end of the motor output shaft is fixedly connected with the rear end of the mounting rod, the input end of the motor is electrically connected with the output end of the control switch group, and the mounting rod can be driven to rotate.

Further, still include fan and finned tube heat exchanger, the fan all sets up in the dodging inslot of seting up of installing frame upper end, and finned tube heat exchanger sets up in the front and back both sides of installing frame upper end respectively, and the input of fan all is connected with the output electricity of control switch group, and the fan can be with the inside steam of installing frame discharge, outside air gets into the inside of installing frame after the cooling of finned tube heat exchanger, further improves the cooling effect.

Further, still include inlet tube, drain pipe, install tube and exhaust pipe, the inlet tube is linked together with the water inlet that the right side of condenser lower extreme set up, and the middle part of inlet tube is established ties and is had the water intaking valve, and the drain pipe is linked together with the outlet that the left side of condenser lower extreme set up, and the middle part of drain pipe is established ties and is had the drain valve, and the install tube is linked together with the mounting groove that the right side of evaporimeter lower extreme set up, and the middle part of install tube is provided with the stop valve, and the exhaust pipe is linked together with the discharge port that the left side of evaporimeter lower extreme set up, and the middle part of exhaust pipe is established ties and is had the discharge valve, is convenient for supplement cooling water and refrigerant, further has improved work efficiency.

Further, the air conditioner further comprises sound absorbing cotton, the sound absorbing cotton is respectively arranged at the left side and the right side of the inside of the installation frame, and the sound absorbing cotton can reduce noise generated during the operation of the modularized low-noise air-cooled screw type cold and hot water unit.

Compared with the prior art, the utility model has the beneficial effects that: the modularized low-noise air-cooled screw type cold and hot water unit has the following advantages:

during operation, the feed supplement valve is opened, gaseous refrigerant passes through the inside that the feed supplement pipe got into the compression case, at this moment, through the regulation and control of control switch group, the motor starts the operation, the output shaft of motor drives the installation pole and rotates, the installation pole drives the output pole rotatory through the meshing connection between the bevel gear, thereby make the output pole drive the flight rotatory, utilize the flight to extrude the propulsion to gaseous refrigerant, compress gaseous refrigerant into high-temperature high-pressure gaseous refrigerant, cooperation setting through installation pole and bevel gear, in-process that compression work goes on, make the output pole drive the flight and rotate towards opposite direction, realize the screw extrusion to gaseous refrigerant from this, replace traditional mode that drives the flight through the transmission connection between belt and the belt pulley, driving equipment's area has been reduced, simultaneously only need one motor just can accomplish, the cost is relatively lower.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model

FIG. 2 is a schematic view of the front cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of the left side cross-sectional structure of the present utility model;

fig. 4 is a schematic structural view of the driving mechanism of the present utility model.

In the figure: 1 mounting frame, 2 control switch group, 3 compression case, 4 actuating mechanism, 41 output pole, 42 flight, 43 protection casing, 44 mounting rod, 45 bevel gears, 46 motors, 5 evaporimeter, 6 condenser, 7 connecting pipe, 8 conveyer pipe, 9 transportation pipe, 10 inlet tube, 11 drain pipe, 12 mounting tube, 13 discharge tube, 14 division board, 15 condenser pipe, 16 division board, 17 evaporating pipe, 18 fin tube heat exchanger, 19 fan, 20 inhale the sound cotton, 21 feed supplement pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a technical solution: a modularized low-noise air-cooled screw type cold and hot water unit comprises a mounting frame 1 and a driving mechanism 4;

mounting frame 1: the middle part of the bottom wall of the compression box is provided with the compression box 3, a feed supplement pipe 21 is arranged in a feed supplement port formed in the front end of the compression box 3, a feed supplement valve is connected in series in the middle part of the feed supplement pipe 21, an evaporator 5 and a condenser 6 are respectively arranged on the front side and the rear side of the inside of the installation frame 1, a separation plate 16 is respectively arranged on the left side and the right side of the inside of the evaporator 5, evaporation pipes 17 are respectively arranged between the opposite inner side surfaces of the separation plate 16, separation plates 14 are respectively arranged on the left side and the right side of the inside of the condenser 6, a condensation pipe 15 is respectively arranged between the opposite inner side surfaces of the separation plates 14, a connection port formed in the right end of the condenser 6 is communicated with an exhaust port formed in the right end of the compression box 3 through a connecting pipe 7, a transportation port formed in the left end of the evaporator 5 is communicated with an air inlet formed in the left end of the compression box 3 through a transportation pipe 9, the conveying port arranged at the left end of the condenser 6 is communicated with the mounting port arranged at the right end of the evaporator 5 through a conveying pipe 8, an expansion valve is connected in series at the middle part of the conveying pipe 8, after the driving equipment compresses the gaseous refrigerant into the high-temperature and high-pressure gas refrigerant, the high-temperature and high-pressure gas refrigerant enters the condenser 6 through a connecting pipe 7, the high-temperature and high-pressure gas refrigerant enters the condenser 15 through a partition plate 12, thereby the heat of the high-temperature and high-pressure gas refrigerant is absorbed by cooling water, the high-temperature and high-pressure gas refrigerant becomes a high-pressure and low-temperature liquid refrigerant, the high-pressure and low-temperature liquid refrigerant enters the evaporator 5 through the conveying pipe 8, the high-pressure and low-temperature liquid refrigerant passes through the expansion valve and is throttled and expanded in the process of the conveying pipe 8, the low-pressure and low-temperature liquid refrigerant enters the evaporator 17 through a partition plate 16, the low-pressure low-temperature liquid refrigerant absorbs heat in the refrigerant and then becomes low-pressure gaseous refrigerant again, and then the low-pressure gaseous refrigerant enters the compression box 3 again through the conveying pipe 9 for compression circulation;

driving mechanism 4: the driving mechanism 4 comprises an output rod 41, a spiral sheet 42, a protective cover 43, a mounting rod 44 and bevel gears 45, wherein the output rod 41 is respectively connected to the front side and the rear side of the interior of the compression box 3 through bearings in a rotating way, the spiral sheet 42 is arranged in the middle of the outer cambered surface of the output rod 41, the right end of the protective cover 43 is fixedly connected with the left end of the compression box 3, the mounting rod 44 is rotatably connected to the interior of the protective cover 43 through bearings, the bevel gears 45 are respectively arranged in the middle of the outer cambered surface of the mounting rod 44 and the front end of the output rod 41, two bevel gears 45 which are transversely adjacent are in meshed connection, the driving mechanism 4 further comprises a motor 46, the motor 46 is arranged at the rear end of the protective cover 43, the front end of an output shaft of the motor 46 is fixedly connected with the rear end of the mounting rod 44, the input end of the motor 46 is electrically connected with the output end of the control switch group 2, when the compressor works, the feed supplement valve is opened, gas refrigerant enters the compression box 3 through the feed supplement pipe 21, at the moment, through the regulation and control of the control opening device, the motor 46 starts to operate, the output shaft of the motor 46 drives the installation rod 44 to rotate, the installation rod 44 drives the output rod 41 to rotate through meshed connection between bevel gears 45, thereby the output rod 41 drives the spiral piece 42 to rotate, the spiral piece 72 is utilized to extrude and push the gas refrigerant, the gas refrigerant is compressed into the gas refrigerant with high temperature and high pressure, the installation rod 44 and the bevel gears 45 are matched, during the compression work, the output rod 41 drives the spiral piece 42 to rotate towards the opposite direction, thereby realizing spiral extrusion of the gas refrigerant, replacing the traditional mode of driving the spiral piece 42 through transmission connection between a belt and a belt pulley, reducing the occupied area of the driving device, meanwhile, the motor can be completed by only one motor, and the cost is relatively low.

Wherein: the control switch group 2 is positioned outside the installation frame 1, the input end of the control switch group 2 is electrically connected with an external power supply, and the electric elements inside the equipment can be regulated and controlled.

Wherein: still include fan 19 and finned tube heat exchanger 18, fan 19 all sets up in the dodging inslot that the installing frame 1 upper end was seted up, finned tube heat exchanger 18 sets up in the front and back both sides of installing frame 1 upper end respectively, the input of fan 19 all is connected with the output electricity of control switch group 2, at the in-process of modular low noise forced air cooling screw type cold and hot water unit work, through the regulation and control of control switch group 2, fan 19 begins the operation, discharge the inside steam of installing frame 1, outside air gets into the inside of installing frame 1 after the cooling of finned tube heat exchanger 18, further improve the cooling effect.

Wherein: the cooling water cooling device comprises a condenser 6, a condenser 10, a condenser 11, a water inlet pipe 10, a water discharge pipe 11, a mounting pipe 12 and a discharge pipe 13, wherein the water inlet pipe 10 is communicated with the water inlet arranged on the right side of the lower end of the condenser 6, the water inlet pipe is connected in series with the middle part of the water inlet pipe 10, the water discharge pipe 11 is communicated with the water discharge outlet arranged on the left side of the lower end of the condenser 6, the water discharge pipe 11 is connected in series with the water discharge valve, the mounting pipe 12 is communicated with the mounting groove arranged on the right side of the lower end of the evaporator 5, the middle part of the mounting pipe 12 is provided with a stop valve, the discharge pipe 13 is communicated with the discharge outlet arranged on the left side of the lower end of the evaporator 5, the discharge valve and the water discharge valve are connected in series with the middle part of the discharge pipe 13, the cooling water enters the condenser 6 through the water inlet pipe 10, and the cooling water after absorbing heat is discharged into external storage equipment through the water discharge pipe 11, so that the recovery of the heat energy of the modularized low-noise screw type cold and hot water unit is realized, at the moment, the stop valve and the discharge valve are opened, the refrigerant enters the inside the evaporator 5 through the mounting pipe 12, and the refrigerant after cooling is cooled through the discharge pipe 13.

Wherein: still including inhaling the sound cotton 20, inhale the sound cotton 20 and set up respectively in the inside left and right sides of installing frame 1, inhale the sound cotton 20 and can reduce the noise that modularized low noise forced air cooling screw type cold and hot water unit during operation produced.

The utility model provides a modularized low-noise air-cooled screw type cold and hot water unit, which has the following working principle: before use, the modularized low-noise air-cooled screw type cold and hot water unit is moved to a designated working place through external traction equipment, the installation frame 1 is in butt joint with a corresponding station, so that the installation frame 1 and internal equipment are supported and fixed, then the water inlet pipe 10, the water outlet pipe 11, the installation pipe 12, the water outlet pipe 13 and the material supplementing pipe 21 are in butt joint with external pipelines, when the air cooling medium enters the compression box 3 through the material supplementing pipe 21 in operation, at the moment, the motor 46 starts to operate through the regulation and control of the control switch group 2, the output shaft of the motor 46 drives the installation rod 44 to rotate, the installation rod 44 drives the output rod 41 to rotate through the meshing connection between bevel gears 45, the output rod 41 drives the spiral piece 42 to rotate, the air cooling medium is extruded and propelled through the spiral piece 72, the air cooling medium is compressed into the air cooling medium with high temperature and high pressure, the high-temperature and high-pressure gas refrigerant enters the condenser 6 through the connecting pipe 7, the high-temperature and high-pressure gas refrigerant enters the condenser 15 through the partition plate 12, at the moment, the water inlet valve and the water outlet valve are opened, the cooling water enters the condenser 6 through the water inlet pipe 10, thereby absorbing the heat of the high-temperature and high-pressure gas refrigerant, the high-temperature and high-pressure gas refrigerant is changed into a high-pressure and low-temperature liquid refrigerant, the cooling water after absorbing the heat is discharged into an external storage device through the water outlet pipe 11, thereby realizing the recovery of the heat energy of the modularized low-noise air-cooled screw type hot and cold water unit, the high-pressure and low-temperature liquid refrigerant enters the evaporator 5 through the conveying pipe 8, the high-pressure and low-temperature liquid refrigerant is changed into a low-pressure and low-temperature liquid refrigerant through the expansion valve in the process of passing through the conveying pipe 8, the low-pressure low-temperature liquid refrigerant enters the inside of the evaporating pipe 17 through the isolating plate 16, the stop valve and the discharge valve are opened at the moment, the refrigerant needing cooling enters the inside of the evaporator 5 through the mounting pipe 12, the low-pressure low-temperature liquid refrigerant is changed into the low-pressure gaseous refrigerant again after absorbing heat in the refrigerant, the refrigerant after cooling is discharged through the discharge pipe 13, the low-pressure gaseous refrigerant reenters the inside of the compression box 3 through the conveying pipe 9, new circulation is started again, in the working process of the modularized low-noise air-cooled screw type hot and cold water unit, the fan 19 starts to operate through the regulation and control of the control switch group 2, hot air in the mounting frame 1 is discharged, external air enters the inside of the mounting frame 1 after being cooled through the fin tube heat exchanger 18, and the cooling effect is further improved.

It should be noted that the motor 46 disclosed in the above embodiment may be 5IK200A-AF, the fan 19 may be BT35, and the control switch group 2 is provided with control buttons corresponding to the fan 46 and the fan 19 one by one for controlling the switch thereof.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A modularized low-noise air-cooled screw type cold and hot water unit is characterized in that: comprises a mounting frame (1) and a driving mechanism (4);

mounting frame (1): the middle part of its diapire is provided with compression case (3), be provided with feed supplement pipe (21) in the feed supplement mouth that compression case (3) front end was seted up, the middle part of feed supplement pipe (21) is established ties and is had the feed supplement valve, be provided with evaporimeter (5) and condenser (6) respectively between the front and back both sides of installation frame (1) inside, the left and right sides of evaporimeter (5) inside is provided with division board (16) respectively, all be provided with evaporating pipe (17) between the relative medial surface of division board (16), the left and right sides of condenser (6) inside is provided with division board (14) respectively, all be provided with condenser pipe (15) between the relative medial surface of division board (14), be linked together through connecting pipe (7) between the gas vent that compression case (3) right-hand member was seted up, be linked together through conveyer pipe (9) between the air inlet that transport mouth that the left end set up of evaporimeter (5) and the left end set up, be linked together through conveyer pipe (8) between the conveyer mouth that the left end set up of condenser (6) and the installation mouth that the right end set up of evaporimeter (5), the expansion valve is established ties;

driving mechanism (4): the device is arranged in the compression box (3), and the right end of the driving mechanism (4) is fixedly connected with the left end of the compression box (3).

2. The modular low noise air cooled screw chiller-heater unit of claim 1 wherein: the control switch group (2) is positioned outside the mounting frame (1), and the input end of the control switch group (2) is electrically connected with an external power supply.

3. The modular low noise air cooled screw chiller-heater unit of claim 2 wherein: the driving mechanism (4) comprises an output rod (41), spiral sheets (42), a protective cover (43), a mounting rod (44) and bevel gears (45), wherein the output rod (41) is respectively connected to the front side and the rear side of the interior of the compression box (3) through bearing rotation, the spiral sheets (42) are arranged in the middle of the outer cambered surface of the output rod (41), the right end of the protective cover (43) is fixedly connected with the left end of the compression box (3), the mounting rod (44) is rotatably connected to the interior of the protective cover (43) through a bearing, the bevel gears (45) are respectively arranged in the middle of the outer cambered surface of the mounting rod (44) and the front end of the output rod (41), and the two bevel gears (45) adjacent transversely are in meshed connection.

4. A modular low noise air cooled screw chiller-heater unit as set forth in claim 3 wherein: the driving mechanism (4) further comprises a motor (46), the motor (46) is arranged at the rear end of the protective cover (43), the front end of an output shaft of the motor (46) is fixedly connected with the rear end of the mounting rod (44), and the input end of the motor (46) is electrically connected with the output end of the control switch group (2).

5. The modular low noise air cooled screw chiller-heater unit of claim 2 wherein: the novel intelligent control device is characterized by further comprising a fan (19) and a finned tube heat exchanger (18), wherein the fan (19) is arranged in an avoidance groove formed in the upper end of the mounting frame (1), the finned tube heat exchanger (18) is respectively arranged on the front side and the rear side of the upper end of the mounting frame (1), and the input end of the fan (19) is electrically connected with the output end of the control switch group (2).

6. The modular low noise air cooled screw chiller-heater unit of claim 1 wherein: still include inlet tube (10), drain pipe (11), mounting tube (12) and exhaust pipe (13), the water inlet that the right side of inlet tube (10) and condenser (6) lower extreme set up is linked together, the middle part of inlet tube (10) is established ties and is had the water intaking valve, the outlet that the left side of drain pipe (11) and condenser (6) lower extreme set up is linked together, the middle part of drain pipe (11) is established ties and is had the drain valve, the mounting tube (12) is linked together with the mounting groove that the right side of evaporimeter (5) lower extreme set up, the middle part of mounting tube (12) is provided with the stop valve, the discharge port that the left side of exhaust pipe (13) and evaporimeter (5) lower extreme set up is linked together, the middle part of exhaust pipe (13) is established ties and is had the discharge valve.

7. The modular low noise air cooled screw chiller-heater unit of claim 1 wherein: the sound absorbing device further comprises sound absorbing cotton (20), and the sound absorbing cotton (20) is respectively arranged on the left side and the right side of the inside of the installation frame (1).