CN219693460U

CN219693460U - Air conditioner outdoor unit

Info

Publication number: CN219693460U
Application number: CN202320191886.7U
Authority: CN
Inventors: 张相会; 仲伟作; 陈卫星; 周剑峰
Original assignee: Qingdao Hisense Hitachi Air Conditioning System Co Ltd
Current assignee: Qingdao Hisense Hitachi Air Conditioning System Co Ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-09-15
Anticipated expiration: 2033-02-08

Abstract

The utility model provides an air conditioner outdoor unit, comprising: a shell, the interior of which is provided with a cavity; a partition plate disposed in the cavity and dividing the cavity into a first mounting chamber and a second mounting chamber; an outdoor heat exchanger disposed in the cavity; a compressor disposed in the second mounting chamber; the water module is communicated with the outdoor heat exchanger; a refrigerant circulation circuit for circulating the refrigerant in the compressor, the outdoor heat exchanger, the throttle valve and the water module; the water module includes: a waterway pipeline for delivering water; the plate heat exchanger is internally provided with a first pipeline and a second pipeline, the first pipeline is communicated with the waterway pipeline, and the second pipeline is communicated with the refrigerant circulation loop; and an expansion tank connected to the waterway line; the waterway pipeline is connected with an exhaust valve, the exhaust valve is provided with a valve port for exhausting gas, and the position of the valve port is higher than that of the water module. The valve port of the exhaust valve is higher than the water module, so that the air storage in the water module can be avoided, and the volume of the expansion water tank is increased.

Description

Air conditioner outdoor unit

Technical Field

The utility model relates to the technical field of air conditioners, in particular to an air conditioner outdoor unit.

Background

At present, an air-conditioning heat pump unit generally comprises an air-conditioning outdoor unit and an air-conditioning indoor unit, wherein a water module is further arranged in the air-conditioning heat pump unit, and the water module is generally integrally arranged in the air-conditioning outdoor unit. The water module is connected with the outdoor heat exchanger, and the water module is connected with a user indoor water system and is used for a floor heating pipeline or domestic hot water.

In the related art, the problem that gas exists in the waterway pipeline of the water module, an exhaust valve is required to be arranged for exhausting the gas, but the position of the exhaust valve is unsuitable, so that the gas can not be exhausted in the pipeline, and meanwhile, the gas can be reserved in the expansion water tank, so that the water storage volume of the expansion water tank is influenced.

Disclosure of Invention

The present utility model solves at least one of the technical problems in the related art to a certain extent.

To this end, the present utility model provides an air conditioner outdoor unit including:

a shell, the interior of which is provided with a cavity;

a partition plate disposed in the cavity and dividing the cavity into a first installation cavity and a second installation cavity;

an outdoor heat exchanger disposed in the cavity;

a compressor disposed in the second mounting chamber;

the water module is communicated with the outdoor heat exchanger;

a refrigerant circulation circuit for circulating a refrigerant among the compressor, the outdoor heat exchanger, the throttle valve, and the water module;

the water module includes:

a waterway pipeline for delivering water;

the plate heat exchanger is internally provided with a first pipeline and a second pipeline, the first pipeline is communicated with the waterway pipeline, and the second pipeline is communicated with the refrigerant circulation loop; and

an expansion tank connected to the waterway line;

the water channel pipeline is connected with an exhaust valve, a valve port for exhausting gas is arranged on the exhaust valve, and the position of the valve port is higher than that of the water module.

The exhaust valve is connected to the water outlet pipe, the valve port is arranged at a position higher than the water module, so that the exhaust valve is arranged at the highest position, gas in a waterway pipeline of the water module can be effectively discharged, gas storage in the waterway pipeline or the expansion water tank is avoided, further, the volume of the expansion water tank is prevented from being reduced, and the usability of the expansion water tank and the water module is ensured.

In some embodiments, further comprising: the water pump is provided with a water inlet and a water outlet;

the waterway pipeline includes: the water inlet pipe is connected with the water inlet port of the water pump, and the water outlet port of the water pump is communicated with one end of the first pipeline of the plate heat exchanger; and the water outlet pipe is connected with the other end of the first pipeline.

In some embodiments, further comprising: the water module shell is internally provided with the water module, the water module shell is provided with a water inlet and a water outlet, the water inlet pipe penetrates through the water inlet, and the water outlet pipe penetrates through the water outlet.

In some embodiments, the expansion tank further comprises a tank pipe, an expansion tank connector is arranged at the top of the expansion tank, one end of the tank pipe is connected with the expansion tank connector, and the other end of the tank pipe is connected with the water inlet pipe.

In some embodiments, further comprising: a plate heat exchanger mounting plate provided on the water module housing, the plate heat exchanger being mounted on the plate heat exchanger mounting plate;

the plate heat exchanger mounting plate is provided with a water inlet connector and a water outlet connector, the water inlet connector is arranged corresponding to the water inlet, and the water outlet connector is arranged corresponding to the water outlet; the water inlet pipe penetrates through the water inlet connecting port and the water inlet, and the water outlet pipe penetrates through the water outlet connecting port and the water outlet.

In some embodiments, a refrigerant side electrical box is arranged at the top of the shell, one end of the refrigerant side electrical box is arranged in the second mounting cavity, and the other end of the refrigerant side electrical box is arranged in the first mounting cavity;

a water baffle is arranged between the refrigerant side electric box and the expansion water tank, and the expansion water tank is fixedly connected to the water baffle.

In some embodiments, a waterway-side electrical box is disposed within the water module housing, the waterway-side electrical box being disposed on a front side of the plate heat exchanger; one end of the water baffle is connected with the waterway side electric box; the other end of the water baffle is connected with the plate heat exchanger mounting plate and the water module shell.

In some embodiments, an electrical box connecting plate is disposed between the waterway side electrical box and the partition plate, one end of the electrical box connecting plate is connected with the partition plate, the other end of the electrical box connecting plate is connected with the waterway side electrical box, and meanwhile, the refrigerant side electrical box is connected with the electrical box connecting plate.

In some embodiments, a reinforcing plate is disposed in the water module housing, and two ends of the reinforcing plate in the length direction are respectively connected with the rear cover plate and the waterway side electrical box.

In some embodiments, the side of the reinforcing plate is fixedly connected to the inner wall of the water module housing.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.

Fig. 1 is a schematic view illustrating an internal structure of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 2 is a plan view of a base plate and an extension base plate of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 3 is a front view of a base plate and an extension base plate of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 4 is a bottom view of a base plate and an extension base plate of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 5 is a schematic diagram showing a connection relationship between a base plate and an extension base plate of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 6 is a second schematic diagram illustrating a connection relationship between a base plate and an extension base plate of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 7 is a schematic view illustrating a connection structure of a jaw and a clamping hole of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 8 is a schematic view illustrating an assembly of a water module and a refrigerant module of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 9 is a front view illustrating an internal structure of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 10 is a schematic diagram showing connection between a refrigerant side electric box and a water path side electric box of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 11 is a second connection schematic diagram of a refrigerant side electrical box and a water path side electrical box of an air conditioner outdoor unit according to an embodiment of the present utility model;

fig. 12 is a schematic connection view of a reinforcement plate of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 13 is a schematic view showing an installation position of a discharge valve of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 14 is a second schematic view illustrating an installation position of a discharge valve of an outdoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 15 is a schematic view of a mounting position of a discharge valve of an outdoor unit of an air conditioner according to an embodiment of the present utility model.

In the above figures, the outdoor fan 11; a separator 12; a first mounting cavity 13; a second mounting cavity 14; an outdoor heat exchanger 15; a compressor 16; a base plate 2; a first peripheral edge 21; a card hole 22; a water tank pipe 3; a plate heat exchanger 4; an expansion base plate 5; a second peripheral edge 51; a claw 52; a second through hole 53; a first support beam 61; a second support beam 62; a third support beam 63; a first connection hole 64; a second connection hole 65; a third connection hole 66; a fourth connection hole 67; a water pump 7; an expansion tank 8; an expansion tank port 81; an exhaust valve 9; a water inlet pipe 101; a water outlet pipe 102; a plate heat exchanger mounting plate 111; a water inlet connection port 1111; a water outlet connection port 1112; a refrigerant side electrical box 121; a water deflector 131; waterway side electric box 141; a reinforcing plate 151; and an electrical box connection plate 161.

Detailed Description

The present utility model will be specifically described below by way of exemplary embodiments. It is to be understood that elements, structures, and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

Hereinafter, embodiments of the present utility model will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 15, an embodiment of the present utility model provides an air conditioner outdoor unit, which is suitable for a heat pump unit, and the air conditioner outdoor unit will be described with specific examples.

The embodiment of the utility model provides an air conditioner outdoor unit which comprises a shell, a partition plate 12, a bottom plate 2, a water module shell, an expansion bottom plate 5, a waterway module and a refrigerant module.

The casing may form the external appearance of the air conditioner outdoor unit, which may be placed on the ground or on other supporting structures. The casing has top and bottom and its top and bottom are the both ends that the direction of height of casing set up relatively.

The casing is arranged to be rectangular approximately, the bottom of the casing is provided with a bottom plate 2, and the bottom plate 2 and the casing are buckled to form a cavity in the casing. A partition 12 is provided in the cavity, the partition 12 dividing the cavity into a first mounting chamber 13 and a second mounting chamber 14.

An air inlet and an air outlet are arranged on the shell, and the air inlet and the air outlet are arranged on the shell corresponding to the first mounting cavity 13. The air inlet and the air outlet are arranged on two opposite sides of the shell.

The refrigerant module is arranged in the cavity, and the refrigerant module comprises an outdoor heat exchanger 15 and a compressor 16, wherein the outdoor heat exchanger 15 is arranged in the cavity, and at least part of the outdoor heat exchanger 15 is correspondingly arranged at the air inlet. An outdoor fan 11 is further arranged in the first installation cavity 13, and the outdoor fan 11 is arranged far away from the air inlet relative to the outdoor heat exchanger 15. The outdoor fan 11 rotates to drive the outdoor air to enter the first installation cavity 13 from the air inlet, and the air flows through the outdoor heat exchanger 15 and exchanges heat with the outdoor heat exchanger 15. The air heat-exchanged with the outdoor heat exchanger 15 is discharged to the outside of the cabinet through the air outlet by the driving of the outdoor fan 11.

Referring to fig. 1 to 8, a base plate 2 is provided at the bottom of a cabinet corresponding to a second installation cavity 14, and an air conditioner unit in the related art at present implements heating water by adding and expanding a water module connected with an outdoor heat exchanger 15 on the basis of an outdoor unit, and the water module of the outdoor unit is connected with a user indoor water system, so that the air conditioner unit can be used for a floor heating pipeline or domestic hot water.

The space for supporting the water module is generally increased by increasing the size of the bottom plate 2 in the related art, which results in high cost for re-molding. The base plate 2 is to support the components in the water module, and is stressed greatly, and if the strength is insufficient, the quality problem of insufficient bearing can be caused in the process of carrying or transporting.

In this embodiment, a water module housing is connected to one side of the housing corresponding to the second installation cavity 14, and the water module is disposed inside the water module housing. The water module comprises a plate heat exchanger 4, two pipelines are arranged in the plate heat exchanger 4, each pipeline comprises a first pipeline and a second pipeline, and the first pipeline is communicated with a waterway pipeline and the second pipeline is communicated with a refrigerant circulation loop. The water channel pipeline and the refrigerant circulation loop exchange heat in the plate heat exchanger 4 through heat transfer of the two pipelines.

The compressor 16 is arranged in the second mounting cavity 14, the compressor 16 is provided with an exhaust port and an air inlet, the four-way valve is provided with a first valve port, a second valve port, a third valve port and a fourth valve port, the exhaust port is connected with the first valve port, and the air inlet is connected with the second valve port; one end of the outdoor heat exchanger 15 is connected to the third valve port, and the other end is connected to the throttle member. At least part of the refrigerant circulation pipeline is arranged between the throttling part and the fourth valve port, and the throttling part is connected to the plate heat exchanger 4 through part of the refrigerant circulation pipeline, so that the refrigerant can exchange heat through the outdoor heat exchanger 15 and the plate heat exchanger 4. One of the third valve port and the fourth valve port is communicated with the first valve port and the other is communicated with the second valve port through the four-way valve, so that the forward and reverse flow direction control of the refrigerant is realized. The refrigerant is circulated through the compressor 16, the outdoor heat exchanger 15, the throttle valve, and the plate heat exchanger 4 by providing a refrigerant circulation circuit.

In this embodiment, an expansion bottom plate 5 is disposed at the bottom of the water module housing, and the expansion bottom plate 5 is used for supporting the water module. The expansion floor 5 is detachably connected with the floor 2. One side of extension bottom plate 5 is connected to bottom plate 2 is provided with draw-in hole 22, and one side of extension bottom plate 5 connection bottom plate 2 is provided with jack catch 52, inserts in order to realize the location and the connection of bottom plate 2 and extension bottom plate 5 through jack catch 52 in draw-in hole 22 to wear to establish bottom plate 2 and extension bottom plate 5 with connecting bottom plate 2 and extension bottom plate 5 through the fastener, improve the connection effect of bottom plate 2 and extension bottom plate 5, improve the support intensity of the whole support water module after bottom plate 2 and extension bottom plate 5 are connected, avoid causing the cracked problem of bearing inadequately in the junction of bottom plate 2 and extension bottom plate 5 in handling or transportation.

In this embodiment, the bottom plate 2 includes a first surrounding edge 21 disposed around the periphery of the bottom plate 2, the bottom of the first surrounding edge 21 is connected to the edge of the bottom plate 2, and the top of the first surrounding edge 21 extends towards the top close to the air conditioner outdoor unit, so that the casing of the air conditioner outdoor unit is linked with the bottom plate 2 through the first surrounding edge 21, and the connection effect of the casing and the bottom plate 2 is improved. The expansion soleplate 5 comprises a second surrounding edge 51 which is arranged around the periphery of the expansion soleplate 5, the bottom of the second surrounding edge 51 is connected with the edge of the expansion soleplate 5, and the top of the second surrounding edge 51 extends towards the top close to the air conditioner outdoor unit, so that the water module shell of the air conditioner outdoor unit is connected with the expansion soleplate 5 through the second surrounding edge 51, and the connection effect of the water module shell and the expansion soleplate 5 is improved.

In this embodiment, the clamping hole 22 is disposed on the first peripheral edge 21, the clamping hole 22 is a rectangular through hole with a closed periphery, and the clamping hole 22 is disposed on the first peripheral edge 21 near one side of the expansion base plate 5. The claw 52 is arranged on the second surrounding edge 51, the claw 52 is connected to the second surrounding edge 51 and is integrally formed with the second surrounding edge 51, the claw 52 extends from the second surrounding edge 51 to the direction close to the shell, and one end of the claw 52 away from the second surrounding edge 51 extends to the top of the air conditioner outdoor unit. When the connecting base plate 2 and the expanding base plate 5 are installed, the clamping claw 52 is inserted into the clamping hole 22, the first surrounding edge 21 is abutted against the second surrounding edge 51, and one end of the clamping claw 52 away from the second surrounding edge 51 faces to the top of the air conditioner outdoor unit. Since the clamping hole 22 is a through hole with a closed periphery, when the expansion base plate 5 has a tendency to be separated from the connection base plate 2 due to an external force, the claw 52 can be abutted against the portion of the first peripheral edge 21 located at the top of the clamping hole 22, so as to prevent the expansion base plate 5 from being separated from the connection with the base plate 2.

The first peripheral edge 21 is provided with a first through hole, and the first through hole is provided on the first peripheral edge 21 that abuts against the second peripheral edge 51. The second peripheral edge 51 is provided with a second through hole 53, and the second through hole 53 is provided in the second peripheral edge 51 abutting against the first peripheral edge 21. The second through hole 53 is opened at a position corresponding to the first through hole adapted thereto. When the connection base plate 2 and the extension base plate 5 are mounted, after the claws 52 are inserted into the card holes 22, the fasteners pass through the first through holes and the second through holes 53 to fixedly connect the base plate 2 and the extension base plate 5. It may be provided that the fasteners may be secured to the connection base plate 2 and the expansion base plate 5 using a bolt and nut combination.

When the first through holes are arranged in two or more, the first through holes are respectively arranged on two opposite sides of the clamping hole 22 so as to balance the stress intensity of the joint of the bottom plate 2 and the expansion bottom plate 5, so that the stress of the whole joint surface of the bottom plate 2 and the expansion bottom plate 5 is relatively balanced, and the problem of connection cracking of the bottom plate 2 and the expansion bottom plate 5 caused by unbalanced stress of the whole joint surface of the bottom plate 2 and the expansion bottom plate 5 is avoided.

The bottom of the base plate 2 of the indoor unit of the air conditioner is provided with first support beams 61 arranged in the front-rear direction, and it is possible to arrange a plurality of first support beams 61 at intervals, and the first support beams 61 are connected with the base plate 2 by welding. The first support beam 61 is for supporting the floor 2 and various components in the cabinet above the floor 2.

The bottom of the expansion floor 5 is provided with second support beams 62 disposed in the front-rear direction, and the second support beams 62 may be provided in one or a plurality. In the present embodiment, the second support beam 62 is provided as one, and the second support beam 62 is connected to the expansion floor 5 by welding. The second support beam 62 serves to support the expansion floor 5 and the various components within the water module housing above the expansion floor 5.

A third support beam 63 is provided between the first support beam 61 and the second support beam 62, and the first support beam 61 and the second support beam 62 are connected to both ends of the third support beam 63 in the longitudinal direction, respectively. One end of the third supporting beam 63 is fixedly connected with the first supporting beam 61 through welding, and the other end of the third supporting beam 63 is fixedly connected with the second supporting beam 62 through welding, so that the connection strength between the first supporting beam 61 and the second supporting beam 62 is improved, the connection stability between the bottom plate 2 and the expansion bottom plate 5 is further improved, and the bottom plate 2 and the expansion bottom plate 5 are prevented from being separated.

The third support beams 63 may be provided in one, two or more, and when the third support beams 63 are provided in two or more, adjacent third support beams 63 are provided at intervals.

The bottom plate 2 is provided with a first connecting hole 64, the third supporting beam 63 is provided with a second connecting hole 65, the first connecting hole 64 and the second connecting hole 65 are correspondingly arranged, and the first connecting hole 64 and the second connecting hole 65 are penetrated through by a fastener so as to fixedly connect the third supporting beam 63 on the bottom plate 2.

The expansion bottom plate 5 is provided with a third connecting hole 66, the third supporting beam 63 is provided with a fourth connecting hole 67, the third connecting hole 66 and the fourth connecting hole 67 are correspondingly arranged, and the third connecting hole 66 and the fourth connecting hole 67 are penetrated through by a fastener so as to fixedly connect the third supporting beam 63 on the expansion bottom plate 5.

In some embodiments, the connection of the third support beam 63 with the floor 2 is welded to improve the connection strength of the third support beam 63 with the floor 2. The joint of the third support beam 63 and the expansion bottom plate 5 is welded to improve the connection strength of the third support beam 63 and the expansion bottom plate 5, further improve the fixing effect of the third support beam 63 on the bottom plate 2 and the expansion bottom plate 5, and avoid the disconnection of the bottom plate 2 and the expansion bottom plate 5.

Referring to fig. 8 to 15, the water module in the present embodiment includes: plate heat exchanger 4, water route pipeline, water pump 7, expansion tank 8 and discharge valve 9.

The waterway pipeline comprises a water inlet pipe 101 and a water outlet pipe 102, a water inlet and a water outlet are arranged on the water module shell, the water inlet pipe 101 penetrates through the water inlet and is connected to the water pump 7, a water inlet port and a water outlet port are arranged on the water pump 7, and the water inlet pipe 101 is connected to the water inlet port. The water outlet of the water pump 7 is connected with the plate heat exchanger 4. A first pipeline and a second pipeline are arranged in the plate heat exchanger 4, a water outlet of the water pump 7 is communicated with one end of the first pipeline of the plate heat exchanger 4, and the other end of the first pipeline is connected with the water outlet pipe 102. The water outlet pipe 102 penetrates through a water outlet on the water module shell to penetrate out of the water module shell, the water outlet pipe 102 is communicated to a user indoor water system, and water in the water outlet pipe 102 after heat exchange of the plate heat exchanger 4 can be used for a floor heating pipeline or domestic hot water.

A plate heat exchanger mounting plate 111 is arranged on a rear cover plate at the rear side of the water module shell, a plate heat exchanger 4 is arranged on the plate heat exchanger mounting plate 111, a water inlet connection port 1111 and a water outlet connection port 1112 are arranged on the plate heat exchanger mounting plate 111, the water inlet connection port 1111 is correspondingly arranged with a water inlet, and the water outlet connection port 1112 is correspondingly arranged with a water outlet. The water inlet pipe 101 passes through the water inlet connection port 1111 and is fixedly connected to the water inlet connection port 1111. The plate heat exchanger 4 is fixedly connected to a plate heat exchanger mounting plate 111. The water outlet pipe 102 passes through the water outlet connection port 1112 and is further fixedly connected with the water outlet connection port 1112, so that the water inlet pipe 101, the water outlet pipe 102, the plate heat exchanger 4 and the plate heat exchanger mounting plate 111 can be assembled into an integral part in advance, and then the integral part is fixedly connected to the rear cover plate of the water module shell. The plate heat exchanger mounting plate 111 is provided with the water inlet pipe 101 and the water outlet pipe 102 fixed on the plate heat exchanger mounting plate 111 in advance, so that the relative positions of the water inlet pipe 101 and the water outlet pipe 102 are fixed and positioned in advance, the water inlet pipe 101 and the water outlet pipe 102 penetrate through the water inlet and the water outlet more conveniently, and the assembly is more convenient.

In some embodiments, the water inlet pipe 101 is fixedly connected to the plate heat exchanger mounting plate 111 through a fastener, the water outlet pipe 102 is fixedly connected to the plate heat exchanger mounting plate 111 through a fastener, so that the connection stability of the water inlet pipe 101 and the water outlet pipe 102 can be improved, and meanwhile, the integral parts formed by assembling the water inlet pipe 101, the water outlet pipe 102, the plate heat exchanger 4 and the plate heat exchanger mounting plate 111 are installed in the water module shell, so that the fastener can be shielded, and the attractive effect is improved. The fasteners may be provided as screws, bolts, or the like.

Because the water inlet pipe 101 and the water outlet pipe 102 are fixedly connected to the plate heat exchanger mounting plate 111, the connection stability of the water inlet pipe 101 and the water outlet pipe 102 is improved, when other pipelines are connected with the water inlet pipe 101 and the water outlet pipe 102 at the outer side of the water module shell, the joints of the other pipelines are screwed to be connected with the water inlet pipe 101 and the water outlet pipe 102, the water inlet pipe 101 and the water outlet pipe 102 are not driven to rotate, and the pipelines of the water inlet pipe 101 and the water outlet pipe 102 are not damaged.

The expansion tank 8 is arranged between the plate heat exchanger 4 and the outdoor heat exchanger 15, the top of the expansion tank 8 is provided with an expansion tank joint 81, the expansion tank joint 81 is connected to the water inlet pipe 101 through the tank pipe 3, i.e. one end of the tank pipe 3 is connected to the expansion tank joint 81, and the other end of the tank pipe 3 is connected to the water inlet pipe 101. When water with pressure in the water inlet pipe 101 enters the expansion water tank 8, gas sealed in the expansion water tank 8 is compressed, the volume of the gas is reduced after the gas is compressed, the pressure is increased, and the water inlet is stopped until the pressure of the gas in the expansion water tank 8 is consistent with the pressure of the water; when the pressure of the water flow is reduced, the gas pressure in the expansion tank 8 is larger than the pressure of the water, and at the moment, the gas expansion extrudes the water out of the expansion tank 8 to be supplied into the water inlet pipe 101, and the water quantity and the pressure of the waterway pipeline are balanced by the expansion tank 8.

Be provided with the water pump support in the water module casing, water pump support fixed connection is on extension bottom plate 5, and water pump 7 fixed connection is in the water pump support, and water pump 7 passes through water pump support fixed connection on extension bottom plate 5.

The inside of the machine shell is provided with a refrigerant side electric box 121, and the refrigerant side electric box 121 is arranged at the top of the machine shell. The refrigerant side electrical box 121 is electrically connected with the refrigerant module and used for controlling the operation of the refrigerant module. One end of the refrigerant side electrical box 121 is disposed in the second installation cavity 14, and the other end of the refrigerant side electrical box 121 is disposed in the first installation cavity 13, so that the refrigerant side electrical box 121 is cooled by using the negative pressure generated by the outdoor fan 11.

The refrigerant side electrical box 121 is arranged on the front side of the outdoor heat exchanger 15, a water baffle 131 is arranged between the refrigerant side electrical box 121 and the expansion tank 8, and the refrigerant side electrical box 121 and the expansion tank 8 are separated by the water baffle 131 so as to prevent water in the expansion tank interface 81 from splashing onto the refrigerant side electrical box 121 when leaking, and avoid short circuit and damage of circuits in the electrical box.

The water module shell is internally provided with a waterway side electric box 141, the waterway side electric box 141 is arranged at the front side of the plate heat exchanger 4, and the waterway side electric box 141 is electrically connected with the water module and used for controlling the operation of the water module. The waterway-side electrical box 141 is fixedly connected to the expansion floor 5 to achieve fixation.

One end of the water baffle 131, which is close to the waterway side electric box 141, is connected with the waterway side electric box 141, the expansion tank 8 is fixedly connected to the water baffle 131, and one end of the water baffle 131, which is close to the back cover plate, is fixedly connected with the plate heat exchanger mounting plate 111 and the back cover plate, so that the connection stability among the components of the water baffle 131, the expansion tank 8, the plate heat exchanger 4, the plate heat exchanger mounting plate 111 and the back cover plate is enhanced and fixed.

The inside of the water module shell is also provided with a reinforcing plate 151, and the side surface of the reinforcing plate 151 is arranged on the inner wall of the right side plate on the right side of the water module shell. The rear cover plate and the waterway side electrical box 141 are respectively connected to both ends of the reinforcing plate 151 in the length direction, so that the right side plate of the shell, the rear cover plate of the shell and the waterway side electrical box 141 are fixedly connected through the reinforcing plate 151 to form a structure similar to a bridge, and the connection stability between all the components is improved.

An electrical box connection plate 161 is provided between the waterway side electrical box 141 and the partition plate 12, and the electrical box connection plate 161 is provided at the top of the air conditioner indoor unit. One end of the electric box connecting plate 161 is connected with the partition plate 12, the other end of the electric box connecting plate 161 is connected with the waterway side electric box 141, meanwhile, the electric box connecting plate 161 is connected with the refrigerant side electric box 121, and the refrigerant side electric box 121, the partition plate 12 and the waterway side electric box 141 are fixedly connected through the electric box connecting plate 161 to form a structure similar to a bridge, so that the connection stability among all connecting structures is improved.

In some embodiments, the exhaust valve 9 is connected to the water outlet pipe 102 through a three-way pipe, a valve port for exhausting gas is arranged on the exhaust valve 9, the position of the valve port is higher than that of the water module, the position of the exhaust valve 9 is higher than that of the expansion water tank 8, the gas in a waterway pipeline of the water module can be effectively exhausted, the waterway pipeline or the gas in the expansion water tank 8 is avoided, further the volume of the expansion water tank 8 is prevented from being reduced, and the service performance of the expansion water tank 8 is ensured.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," "third," "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", "a third" and a fourth "may explicitly or implicitly include one or more such feature.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. An outdoor unit of an air conditioner, comprising:

a shell, the interior of which is provided with a cavity;

an outdoor heat exchanger disposed in the cavity;

a compressor disposed in the second mounting chamber;

the water module is communicated with the outdoor heat exchanger;

the water module includes:

a waterway pipeline for delivering water;

an expansion tank connected to the waterway line;

2. The outdoor unit of claim 1, further comprising

The water pump is provided with a water inlet and a water outlet;

the waterway pipeline includes:

the water inlet pipe is connected with the water inlet port of the water pump, and the water outlet port of the water pump is communicated with one end of the first pipeline of the plate heat exchanger;

and the water outlet pipe is connected with the other end of the first pipeline.

3. The outdoor unit of claim 2, further comprising

The water module shell is internally provided with the water module, the water module shell is provided with a water inlet and a water outlet, the water inlet pipe penetrates through the water inlet, and the water outlet pipe penetrates through the water outlet.

4. The outdoor unit of claim 2, wherein the outdoor unit comprises,

still include the water tank pipe, expansion tank's top is provided with expansion tank interface, the one end of water tank pipe connect in expansion tank interface, the other end of water tank pipe connect in the inlet tube.

5. The outdoor unit of claim 3, further comprising:

a plate heat exchanger mounting plate provided on the water module housing, the plate heat exchanger being mounted on the plate heat exchanger mounting plate;

6. The outdoor unit of claim 5, wherein the outdoor unit comprises,

the top of the shell is provided with a refrigerant side electric box, one end of the refrigerant side electric box is arranged in the second mounting cavity, and the other end of the refrigerant side electric box is arranged in the first mounting cavity;

7. The outdoor unit of claim 6, wherein the outdoor unit comprises,

a waterway side electric box is arranged in the water module shell and is arranged at the front side of the plate heat exchanger; one end of the water baffle is connected with the waterway side electric box; the other end of the water baffle is connected with the plate heat exchanger mounting plate and the water module shell.

8. The outdoor unit of claim 7, wherein the outdoor unit comprises,

an electric box connecting plate is arranged between the waterway side electric box and the partition plate, one end of the electric box connecting plate is connected with the partition plate, the other end of the electric box connecting plate is connected with the waterway side electric box, and meanwhile, the refrigerant side electric box is connected with the electric box connecting plate.

9. The outdoor unit of claim 7, wherein the outdoor unit comprises,

the water module is characterized in that a reinforcing plate is arranged in the water module shell, and two ends of the reinforcing plate in the length direction are respectively connected with a rear cover plate and the waterway side electric box.

10. The outdoor unit of claim 9, wherein the outdoor unit comprises,

the side surface of the reinforcing plate is fixedly connected with the inner wall of the water module shell.