CN213630900U - Fresh air handling unit for dual-system central air conditioner - Google Patents
Fresh air handling unit for dual-system central air conditioner Download PDFInfo
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- CN213630900U CN213630900U CN202022256447.9U CN202022256447U CN213630900U CN 213630900 U CN213630900 U CN 213630900U CN 202022256447 U CN202022256447 U CN 202022256447U CN 213630900 U CN213630900 U CN 213630900U
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- air conditioner
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Abstract
The utility model relates to a fan system technical field specifically is a new fan group for dual system central air conditioning, including outer machine, the louvre has been seted up to the front end of outer machine, and installs the grid in the louvre, logical groove has been seted up to the both sides of louvre, first stationary blade and second stationary blade have been welded respectively to the inner wall of outer machine and the upper and lower both ends that are located logical groove, on the first stationary blade of outer machine inner wall both sides and the second stationary blade respectively swing joint have first screw rod and second screw rod, swing joint has the inner panel on first screw rod and the second screw rod, the outside gomphosis of inner panel has the swivel nut, and the swivel nut extension is to leading to the groove outward. According to the device, an automatic cleaning device is additionally arranged at the position of the heat dissipation hole of the central air conditioner external unit, and dust on the grille of the external unit is cleaned through a cleaning mechanism, so that the smoothness of the heat dissipation hole is kept, the hot air output is ensured, and meanwhile, the dust is prevented from entering the fan blade after being accumulated into blocks to cause damage to an external unit fan unit.
Description
Technical Field
The utility model relates to a fan system technical field specifically is a new fan group for dual system central air conditioning.
Background
The central air conditioning system is composed of one or more cold and heat source systems and a plurality of air conditioning systems, and the system is different from the traditional refrigerant type air conditioners (such as a single machine and a VRV) which intensively process air to achieve the comfort requirement. The principle of liquid gasification refrigeration is adopted to provide the required cold energy for the air conditioning system so as to offset the heat load of the indoor environment; the heating system provides the air conditioning system with the required heat to offset the indoor environment cooling and heating load.
The existing central air conditioner outdoor unit is exposed outdoors to accumulate dust when being used for a long time, the dust can block the heat dissipation holes to cause heat dissipation difficulty, a cleaning mechanism aiming at an air conditioner outdoor unit fan set is not provided at present, manual cleaning is mostly adopted or left alone, and the service life of the air conditioner outdoor unit is greatly shortened. Accordingly, a new air handling unit for a dual system central air conditioner is provided by those skilled in the art to solve the problems set forth in the above background art.
Disclosure of Invention
An object of the utility model is to provide a fresh air unit for dual system central air conditioning 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: the utility model provides a fresh air unit for dual system central air conditioning, includes outer machine, the louvre has been seted up to the front end of outer machine, and installs the grid in the louvre, logical groove has been seted up to the both sides of louvre, first stationary blade and second stationary blade have been welded respectively to the inner wall of outer machine and the upper and lower both ends that are located logical groove, swing joint has first screw rod and second screw rod respectively on the first stationary blade and the second stationary blade of outer machine inner wall both sides, swing joint has the inner panel on first screw rod and the second screw rod, the outside gomphosis of inner panel has the swivel nut, and the swivel nut extension outside logical groove, the clamp plate has been cup jointed on the swivel nut, and the inboard of clamp plate is equipped.
As a further aspect of the present invention: the length of the pressing plate is larger than the width of the heat dissipation holes, a through hole is formed in the pressing plate, and the diameter of the through hole is equal to that of the threaded sleeve.
As a further aspect of the present invention: the spring is sleeved on the outer side of the screw sleeve and located on the pressing plate, the screw is in threaded connection with the top of the screw sleeve, and the diameter of the screw is larger than that of the spring.
As a further aspect of the present invention: the top of the first screw rod and the top of the second screw rod are both sleeved with chain wheels, and the chain wheels are engaged with hinges.
As a further aspect of the present invention: the top of second screw rod just is located the top of sprocket and has cup jointed the runner, the motor is installed to the inside wall of outer machine, and has cup jointed the belt between the drive end of motor and the runner.
As a further aspect of the present invention: the water tank is installed to the inner wall of outer machine, and the drip pipe of outer machine pegs graft at the top of water tank, the bottom of water tank is connected with the hose.
As a further aspect of the present invention: the top of the hose is connected with a hollow pipe, the hollow pipe is fixed to the top of the inner plate, the length of the hollow pipe is equal to the width of the heat dissipation holes, and the spray heads are arranged on the outer side of the hollow pipe in a lamp arrangement mode.
Compared with the prior art, the beneficial effects of the utility model are that: the device is additionally provided with an automatic cleaning device at the position of a heat dissipation hole of an external machine of a central air conditioner, dust on a grid of the external machine is cleaned through a cleaning mechanism, so that the smoothness of the heat dissipation hole is kept, the air output of hot air is ensured, and the dust is prevented from entering a fan blade after being accumulated into blocks to cause the damage of an external machine fan set, the cleaning mechanism is driven by a motor, a rotating wheel is driven by a belt to rotate, the rotating wheel is sleeved on a screw rod, a driving screw rod drives another screw rod to rotate through a chain wheel and a hinge when rotating, so that the lifting of an inner plate is controlled, a pressing plate is arranged outside the external machine fan set, the pressing plate is synchronously lifted through the connection of a screw sleeve and the inner plate, a hairbrush is arranged on the pressing plate, the pressing plate is contacted with the grid on the heat dissipation, the device is characterized in that a water tank is arranged in the outer fan unit, condensed water is received by the water tank and conveyed into the hollow pipe through a hose, and the hollow pipe is provided with a spray head for spraying the grids, so that the cleaning effect is better.
Drawings
Fig. 1 is a schematic structural view of a fresh air handling unit for a dual system central air conditioner;
FIG. 2 is a schematic structural diagram of a pressure plate restraining mechanism in a fresh air handling unit for a dual system central air conditioner;
fig. 3 is a schematic structural diagram of an internal structure of a fresh air handling unit for a dual system central air conditioner.
In the figure: 1. an outdoor unit; 2. a brush; 3. pressing a plate; 4. a screw; 5. a grid; 6. a through groove; 7. a through hole; 8. a spring; 9. a threaded sleeve; 10. a sprocket; 11. a hinge; 12. a hollow tube; 13. an inner plate; 14. a first fixing sheet; 15. heat dissipation holes; 16. a second fixing sheet; 17. a first screw; 18. a second screw; 19. a water tank; 20. a hose; 21. a motor; 22. a rotating wheel; 23. a belt.
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the present invention: the utility model provides a fresh air unit for dual system central air conditioning, including outer machine 1, louvre 15 has been seted up to the front end of outer machine 1, and install grid 5 in the louvre 15, logical groove 6 has been seted up to louvre 15's both sides, first stationary blade 14 and second stationary blade 16 have been welded respectively to the inner wall of outer machine 1 and the upper and lower both ends that are located logical groove 6, on first stationary blade 14 and the second stationary blade 16 of outer machine 1 inner wall both sides respectively swing joint have first screw rod 17 and second screw rod 18, swing joint has inner panel 13 on first screw rod 17 and the second screw rod 18, the outside gomphosis of inner panel 13 has swivel nut 9, and swivel nut 9 prolongs to outside logical groove 6, clamp plate 3 has been cup jointed on the swivel nut 9, and the inboard of clamp plate 3 is equipped.
In fig. 2, the length of the pressing plate 3 is greater than the width of the heat dissipation hole 15, the pressing plate 3 is provided with a through hole 7, the diameter of the through hole 7 is equal to the diameter of the threaded sleeve 9, the brush 2 on the pressing plate 3 is a key of the cleaning mechanism, therefore, the length of the pressing plate 3 is greater than the width of the heat dissipation hole 15, the brush 2 can be ensured to be in complete contact with the grid 5, the pressing plate 3 is pressed by the spring 8 to be in contact with the grid 5, the pressing plate 3 needs to move freely, and the through hole 7 is formed to ensure that the pressing plate 3 can.
In fig. 2, a spring 8 is sleeved on the threaded sleeve 9 and positioned outside the pressing plate 3, the top of the threaded sleeve 9 is in threaded connection with a screw 4, the diameter of the screw 4 is larger than that of the spring 8, the pressing plate 3 is pressed by the spring 8 to contact the grating 5, and the spring 8 is constrained by the screw 4 and fixedly sleeved on the threaded sleeve 9.
In fig. 2, chain wheels 10 are sleeved on the tops of a first screw 17 and a second screw 18, a hinge 11 is engaged on the chain wheel 10, the second screw 18 rotates actively, the second screw 18 drives the hinge 11 to rotate through the chain wheel 10, and then drives the chain wheel 10 on the first screw 17 to rotate through the hinge 11, so as to further drive the first screw 17 to rotate synchronously.
In fig. 2, a rotating wheel 22 is sleeved on the top of the second screw 18 and above the sprocket 10, a motor 21 is installed on the inner side wall of the outer unit 1, a belt 23 is sleeved between the driving end of the motor 21 and the rotating wheel 22, and the motor 21 drives the rotating wheel 22 on the second screw 18 to rotate through the belt 23, so that the second screw 18 rotates.
In fig. 2, a water tank 19 is installed on the inner wall of the outdoor unit 1, a water dropping pipe of the outdoor unit 1 is inserted into the top of the water tank 19, a hose 20 is connected to the bottom of the water tank 19, and the water tank 19 can collect water pumped out by the central air conditioner outdoor unit 1 and convey the water into the hollow pipe 12 through the hose 20.
In fig. 2, the top of the hose 20 is connected with a hollow pipe 12, the hollow pipe 12 is fixed on the top of the inner plate 13, the length of the hollow pipe 12 is equal to the width of the heat dissipation hole 15, the outer lamps of the hollow pipe 12 are arranged with nozzles, and the hollow pipe 12 is provided with nozzles for spraying the grille 5, so that the cleaning effect is better.
The utility model discloses a theory of operation is: when the device is used, the motor 21 (model: ZGA25RP) drives the rotating wheel 22 on the second screw 18 to rotate through the belt 23, so that the second screw 18 rotates, the second screw 18 drives the hinge 11 to rotate through the chain wheel 10 of the second screw, and then drives the chain wheel 10 on the first screw 17 to rotate through the hinge 11, so that the first screw 17 is further driven to synchronously rotate, so that the inner plate 13 is lifted, the pressing plate 3 is connected with the inner plate 13 through the threaded sleeve 9 to realize synchronous lifting, the hair brush 2 is arranged on the pressing plate 3, the hair brush 2 on the pressing plate 3 is a key of a cleaning mechanism, so that the hair brush 2 can be ensured to be completely contacted with the grating 5 only when the length of the pressing plate 3 is larger than the width of the heat dissipation holes 15, the pressing plate 3 is pressed by the spring 8 to be contacted with the grating 5, therefore, the pressing plate 3 needs to freely move, the through hole 7 is arranged to ensure that the, a water tank 19 is arranged in the external unit 1, the water tank 19 receives condensed water, the condensed water is conveyed into the hollow pipe 12 through a hose 20, and a spray head is arranged on the hollow pipe 12 to spray the grille 5, so that the cleaning effect is better.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a fresh air unit for dual system central air conditioning, includes outer machine (1), its characterized in that: louvre (15) have been seted up to the front end of outer machine (1), and install grid (5) in louvre (15), logical groove (6) have been seted up to the both sides of louvre (15), the inner wall of outer machine (1) just is located the upper and lower both ends that lead to groove (6) and has welded first stationary blade (14) and second stationary blade (16) respectively, swing joint has first screw rod (17) and second screw rod (18) on first stationary blade (14) and the second stationary blade (16) of outer machine (1) inner wall both sides respectively, swing joint has inner panel (13) on first screw rod (17) and second screw rod (18), the outside gomphosis of inner panel (13) has swivel nut (9), and swivel nut (9) extend to outside leading to groove (6), clamp plate (3) have cup jointed on swivel nut (9), and the inboard of clamp plate (3) is equipped with brush (2).
2. The fresh air handling unit for the dual-system central air conditioner according to claim 1, wherein the length of the pressure plate (3) is greater than the width of the heat dissipation hole (15), a through hole (7) is formed in the pressure plate (3), and the diameter of the through hole (7) is equal to that of the threaded sleeve (9).
3. The fresh air handling unit for the dual-system central air conditioner according to claim 1, wherein a spring (8) is sleeved on the threaded sleeve (9) and positioned outside the pressure plate (3), a screw (4) is connected to the top of the threaded sleeve (9) in a threaded manner, and the diameter of the screw (4) is larger than that of the spring (8).
4. The fresh air handling unit for the dual system central air conditioner according to claim 1, wherein the top of the first screw (17) and the top of the second screw (18) are sleeved with chain wheels (10), and the chain wheels (10) are engaged with hinges (11).
5. The fresh air handling unit for the dual system central air conditioner according to claim 4, wherein a rotating wheel (22) is sleeved on the top of the second screw (18) and above the chain wheel (10), a motor (21) is installed on the inner side wall of the outer unit (1), and a belt (23) is sleeved between the driving end of the motor (21) and the rotating wheel (22).
6. The fresh air handling unit for the dual system central air conditioner according to claim 1, wherein a water tank (19) is installed on an inner wall of the outdoor unit (1), a water dropping pipe of the outdoor unit (1) is inserted into a top of the water tank (19), and a hose (20) is connected to a bottom of the water tank (19).
7. The fresh air handling unit for the dual system central air conditioner according to claim 6, wherein a hollow tube (12) is connected to the top of the hose (20), and the hollow tube (12) is fixed to the top of the inner plate (13), the length of the hollow tube (12) is equal to the width of the heat dissipation holes (15), and the outer lamps of the hollow tube (12) are arranged with spray heads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022256447.9U CN213630900U (en) | 2020-10-12 | 2020-10-12 | Fresh air handling unit for dual-system central air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022256447.9U CN213630900U (en) | 2020-10-12 | 2020-10-12 | Fresh air handling unit for dual-system central air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN213630900U true CN213630900U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022256447.9U Active CN213630900U (en) | 2020-10-12 | 2020-10-12 | Fresh air handling unit for dual-system central air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110812A (en) * | 2021-11-17 | 2022-03-01 | 金国达科技（湖南）有限公司 | Split type air-cooled cold water central air conditioning unit |
-
2020
- 2020-10-12 CN CN202022256447.9U patent/CN213630900U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110812A (en) * | 2021-11-17 | 2022-03-01 | 金国达科技（湖南）有限公司 | Split type air-cooled cold water central air conditioning unit |
| CN114110812B (en) * | 2021-11-17 | 2023-09-19 | 金国达科技（湖南）有限公司 | Split type forced air cooling cold water central air conditioning unit |
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