CN219389973U - Energy-saving heat pump air conditioner for factory building - Google Patents
Energy-saving heat pump air conditioner for factory building Download PDFInfo
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- CN219389973U CN219389973U CN202320365902.XU CN202320365902U CN219389973U CN 219389973 U CN219389973 U CN 219389973U CN 202320365902 U CN202320365902 U CN 202320365902U CN 219389973 U CN219389973 U CN 219389973U
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Abstract
The utility model provides an energy-saving heat pump air conditioner for a factory building, which comprises a mounting frame and a fan assembly, wherein at least one heat exchanger is arranged at the upper end of the mounting frame, an air cavity is formed in the heat exchanger, the fan assembly comprises a conical air supply cover, an air inlet cover and a main shell, the conical air supply cover and the air inlet cover are communicated with an air cavity formed in the main shell, a centrifugal fan is assembled in the air cavity, and an air guide structure is arranged at the joint of the conical air supply cover and the main shell. The utility model is different from the traditional heat pump air conditioner in that the fan assembly at the upper end of the heat exchanger comprises a main shell, and a conical air supply cover and an air inlet cover which are arranged at two ends of the main shell, wherein a centrifugal fan in the main shell can compress air flow, so that the potential energy of the air is improved, when the air flows in an air cavity, an air guide structure can guide the air flow, so that the air flow flows out towards the conical air supply cover or continuously flows around the wall of the air cavity, the air flow is prevented from forming vortex at an air outlet, the wind power loss is reduced, and the air discharge quantity of the conical air supply cover is improved.
Description
Technical Field
The utility model relates to the technical field of refrigeration equipment, in particular to an energy-saving heat pump air conditioner for a factory building.
Background
The factory building is a place with dense staff, is cold in winter and hot in summer, and an air conditioner is arranged in the factory building in order to provide a good working environment for staff; because the heat pump air conditioner uses an air source heat pump, the refrigeration is more comfortable, and because the heat pump air conditioner is a water system, the air is not seriously dehumidified when being cooled in the refrigeration process, and the environment comfort is improved; therefore, heat pump air conditioners are mostly adopted in the factory buildings.
The utility model patent with the application number of CN202122391221.4 discloses an air conditioner heat pump unit, which comprises a heat exchanger, a tray and at least two groups of fans, wherein the heat exchanger is in a V-shaped structure, wind shields are arranged at openings at two ends of the heat exchanger, the at least two groups of fans are arranged at openings at the upper end of the heat exchanger in the V-shaped structure, the fans can suck wind to a V-shaped interval of the heat exchanger in the V-shaped structure, and the heat exchanger in the V-shaped structure can be separated into at least two non-communicated chambers by a baffle plate so as to avoid air streaming among the fans. The fan on the heat pump unit is arranged at the top of the heat exchanger and mainly comprises a guide cylinder, a motor, motor blades, a filter screen and the like, wherein the motor, the motor blades, the filter screen and the like are arranged in the guide cylinder, and the upper opening and the lower opening of the guide cylinder are larger, so that the speed of air flow entering the air cavity in the heat exchanger is slower when the air flow passes through the guide cylinder, and meanwhile, larger wind power loss is generated, and the working strength is lower. Therefore, the utility model provides an energy-saving heat pump air conditioner for a factory building to solve the problems in the prior art.
Disclosure of Invention
Aiming at the problems, the utility model provides an energy-saving heat pump air conditioner for a factory building, which is used for solving the defects that the upper opening and the lower opening of a guide cylinder are larger, the speed of air flow is slower when the air flow enters an air cavity in a machine set after passing through the guide cylinder, and larger wind power loss is generated due to the fan structure on the traditional heat pump air conditioner.
In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: the energy-saving heat pump air conditioner for the factory building comprises a mounting frame, wherein at least one heat exchanger is arranged at the upper end of the mounting frame, an air cavity is formed in the heat exchanger, an air inlet end of the air cavity is communicated with a fan assembly arranged at the upper end of the heat exchanger, and an air exhaust end of the air cavity is communicated with an exhaust window arranged at the outer side of the heat exchanger;
the fan assembly comprises a conical air supply cover, an air inlet cover and a main shell, wherein the conical air supply cover and the air inlet cover are symmetrically arranged on two sides of the main shell and are communicated with an air cavity formed in the main shell, a centrifugal fan for enabling the air cavity to generate centrifugal force is arranged in the air cavity, one end, far away from the main shell, of the conical air supply cover is detachably connected with the upper end of the heat exchanger, and an air guide structure for guiding air flow out of the air cavity is arranged at the joint of the conical air supply cover and the main shell.
The further improvement is that: the centrifugal fan comprises an upper ring body and a lower disc body, a plurality of blades which are obliquely arranged are arranged between the upper ring body and the lower disc body, each blade is annularly arranged, and one end, away from the blades, of the lower disc body is connected with a driving device arranged on the outer side of the main shell.
The further improvement is that: the driving device comprises a conical part fixed at the center of the lower disc body, the conical part sequentially penetrates through the lower disc body and the main shell and is fixedly connected with the output end of a driving motor arranged on the outer side of the main shell, and the conical part is rotationally connected with the main shell.
The further improvement is that: the wind-guiding structure includes arc baffle, and arc baffle fixes in the toper air supply cover inboard, and the toper air supply cover is faced towards one side of wind chamber and is formed with the circular arc curved surface of inwards concave yield, and the circular arc curved surface extends to the one end that the toper air supply cover kept away from the main casing.
The further improvement is that: the conical air supply cover is provided with an assembly plate at one end far away from the main shell, and the assembly plate is arranged at the upper end of the heat exchanger and is detachably connected with the heat exchanger.
The further improvement is that: the air inlet cover is provided with a protection plate at the joint with the air cavity, the protection plate is fixed at the inner side of the air inlet cover, and one side of the protection plate, which is far away from the air cavity, is provided with an outwards convex arc curved surface.
The further improvement is that: the air inlet cover is far away from the main shell and is provided with a filter plate, the outer side of the filter plate is provided with a filter plate frame, the filter plate frame is connected with a bolt plate arranged at the port of the air inlet cover, and a plurality of fixing bolts are assembled at the connection part of the filter plate frame and the bolt plate.
The beneficial effects of the utility model are as follows: the fan assembly at the upper end of the heat exchanger comprises a main shell body, and a conical air supply cover and an air inlet cover which are arranged at two ends of the main shell body, wherein a centrifugal fan in the main shell body can compress air flow, so that the potential energy of the air is improved, when the air flows in an air cavity, an air guide structure can guide the air flow, and the air flow flows out towards the conical air supply cover or continuously flows around the wall of the air cavity, so that vortex is prevented from being formed at an air outlet, the wind power loss is reduced, and the air discharge quantity of the conical air supply cover is improved.
Drawings
Fig. 1 is a structural diagram of the present utility model.
FIG. 2 is a block diagram of a fan assembly of the present utility model.
Fig. 3 is a structural view of the centrifugal fan of the present utility model.
Fig. 4 is a structural view of a filter sheet of the present utility model.
Wherein: 1. a mounting frame; 2. a heat exchanger; 3. a ventilation window; 4. an assembly plate; 5. a fan assembly; 51. a conical air supply cover; 52. an air inlet cover; 53. a main housing; 54. a protection plate; 55. an arc baffle; 6. a centrifugal fan; 61. an upper ring body; 62. a lower tray body; 63. a blade; 7. a driving motor; 8. a cone; 9. a filter plate; 10. a filter plate frame; 11. and (5) a bolt plate.
Detailed Description
The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
According to the figures 1, 2 and 3, the embodiment provides an energy-saving heat pump air conditioner for a factory building, which comprises a mounting frame 1, wherein at least one heat exchanger 2 is arranged at the upper end of the mounting frame 1, an air cavity is formed in the heat exchanger 2, an air inlet end of the air cavity is communicated with a fan assembly 5 arranged at the upper end of the heat exchanger 2, and an air outlet end of the air cavity is communicated with an air outlet window 3 arranged at the outer side of the heat exchanger 2; different numbers of air exhaust windows 3 can be assembled according to the use requirement, and the same set of coil pipes can be adopted between two connected air exhaust windows 3, but air cavities arranged in the heat exchangers 2 are mutually separated, so that series flow between fan assemblies 5 is avoided.
The fan assembly 5 comprises a conical air supply cover 51, an air inlet cover 52 and a main shell 53, wherein the conical air supply cover 51 and the air inlet cover 52 are symmetrically arranged on two sides of the main shell 53 and are communicated with an air cavity formed in the main shell 53, a centrifugal fan 6 for enabling the air cavity to generate centrifugal force is arranged in the air cavity, one end, far away from the main shell 53, of the conical air supply cover 51 is detachably connected to the upper end of the heat exchanger 2, and an air guide structure for guiding air flow out of the air cavity is arranged at the joint of the conical air supply cover 51 and the main shell 53. When the centrifugal fan 6 in the main casing 53 rotates, external air is pumped into the main casing 53 through the air inlet cover 52, the centrifugal fan 6 continuously rotates in the air cavity to compress air flow, raise pressure and enable the air flow to enter the heat exchanger 2 along the conical air supply cover 51, and the air is sent into a room after passing through the air exhaust window 3.
In addition, in the flowing process of the air flow in the air cavity, the air guiding structure at the joint of the main shell 53 and the conical air supply cover 51 can guide the air flow, so that the air flow flows out towards the conical air supply cover 51 or continuously flows around the wall of the air cavity, the air flow is prevented from forming vortex at the air outlet, the wind power loss is reduced, and the air discharge quantity of the conical air supply cover 51 is improved.
Specifically, the centrifugal fan 6 includes an upper ring 61 and a lower disc 62, a plurality of blades 63 are disposed between the upper ring 61 and the lower disc 62, each blade 63 is arranged in a ring shape, and one end of the lower disc 62 away from the blade 63 is connected with a driving device mounted on the outer side of the main casing 53. The driving device is used for controlling the lower disc body 62 to rotate, the lower disc body 62 drives each blade 63 to rotate together in the rotation process, so that centrifugal force is generated in the wind cavity, external air flow is pumped into the wind cavity through the air inlet cover 52, the air enters the centrifugal fan 6 from the axial direction, the air changes the flow direction, the area of the pipeline section is increased, the air flow is decelerated, and kinetic energy is converted into pressure energy through the deceleration, so that the air flow is rapidly sent out.
More specifically, the driving device includes a cone member 8 fixed at the center of the lower disc 62, the cone member 8 penetrating through the lower disc 62 and the main housing 53 in sequence and fixedly connected to the output end of the driving motor 7 installed at the outside of the main housing 53, and the cone member 8 being rotatably connected to the main housing 53. The driving motor 7 drives the conical part 8 to rotate, the conical part 8 drives the centrifugal fan 6 to rotate together in the rotation process, and the fan assembly 5 sends outside air into the heat exchanger 2.
Regarding the specific structure of the air guiding structure, the air guiding structure includes an arc-shaped baffle 55, the arc-shaped baffle 55 is fixed inside the conical air supply cover 51, an inward concave arc-shaped curved surface is formed on one side of the conical air supply cover 51 facing the air cavity, and the arc-shaped curved surface extends towards one end of the conical air supply cover 51 far away from the main casing 53. The space for the air flow to pass through is reserved between the arc-shaped baffle plate 55 and the inner side wall of the conical air supply cover 51, when the air flow passes through the arc-shaped baffle plate 55, the arc-shaped baffle plate 55 guides the air flow, so that the air flow flows out towards the conical air supply cover 51 or continuously flows around the air cavity wall, the air flow is prevented from forming vortex at the air outlet, and the air discharge quantity of the conical air supply cover 51 is improved.
The conical air supply cover 51 is provided with a mounting plate 4 at one end far away from the main housing 53, and the mounting plate 4 is arranged at the upper end of the heat exchanger 2 and is detachably connected with the heat exchanger 2. The fan assembly 5 is assembled at the upper end of the heat exchanger 2 through the assembly plate 4, and is fixed by adopting screws and nuts, so that a worker can conveniently maintain and replace the fan assembly 5.
In the preferred embodiment, to avoid the air from being exhausted, foreign objects fall into the air chamber through the air inlet cover 52 to block the centrifugal fan 6. The junction of air inlet cover 52 and wind chamber is equipped with guard plate 54, and guard plate 54 is fixed in the inboard of air inlet cover 52, and guard plate 54 is formed with outwards convex circular arc curved surface in the side of keeping away from the wind chamber. The protection plate 54 can block large sundries and does not affect air pumping and discharging at the same time of blocking.
When working in an environment with a large dust content, external dust is pumped into the main housing 53 through the air inlet cover 52, and although the filter plate in the assembly plate 4 can filter the dust in the air flow, the dust accumulation can affect the working efficiency of the fan assembly 5.
Referring to fig. 4, in a preferred embodiment, a filter plate 9 is disposed at an end of the air inlet cover 52 away from the main housing 53, a filter plate frame 10 is disposed outside the filter plate 9, the filter plate frame 10 is connected to a bolt plate 11 disposed at a port of the air inlet cover 52, and a plurality of fixing bolts are assembled at the connection between the filter plate frame 10 and the bolt plate 11. The filter plate 9 at the port of the air inlet cover 52 can filter the air entering the main shell 53, and because the filter plate 9 is detachably connected with the air inlet cover 52 in a bolt fixing manner, when the dust collection on the filter plate 9 is excessive, a worker can take the filter plate off the air inlet cover 52 for cleaning.
The energy-saving heat pump air conditioner for a factory building is different from the traditional heat pump air conditioner in that a fan assembly 5 is arranged at the upper end of a heat exchanger 2, the fan assembly 5 comprises a main shell 53, and a conical air supply cover 51 and an air inlet cover 52 which are arranged at two ends of the main shell 53, a centrifugal fan 6 is arranged in an air cavity in the main shell 53, the centrifugal fan 6 can suck external air into the main shell 53 through the air inlet cover 52 and compress air flow, the pressure is increased, the air enters the heat exchanger 2 along the conical air supply cover 51, the air flow is fed into a room after passing through an air exhaust window 3, and an air guide structure at the joint of the main shell 53 and the conical air supply cover 51 can guide the air flow in the flowing process, so that the air flow flows out towards the conical air supply cover 51 or continuously flows around the wall of the air cavity, thereby preventing the air flow from forming vortex at an air outlet, reducing wind loss and improving the air exhaust quantity of the conical air supply cover 51.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The energy-saving heat pump air conditioner for the factory building comprises a mounting frame (1), wherein at least one heat exchanger (2) is arranged at the upper end of the mounting frame (1), and an air cavity is formed in the heat exchanger (2), and the energy-saving heat pump air conditioner is characterized in that an air inlet end of the air cavity is communicated with a fan assembly (5) arranged at the upper end of the heat exchanger (2), and an air exhaust end of the air cavity is communicated with an air exhaust window (3) arranged at the outer side of the heat exchanger (2);
the fan assembly (5) comprises a conical air supply cover (51), an air inlet cover (52) and a main casing (53), wherein the conical air supply cover (51) and the air inlet cover (52) are symmetrically arranged on two sides of the main casing (53) and are communicated with an air cavity formed in the main casing (53), a centrifugal fan (6) for enabling the air cavity to generate centrifugal force is arranged in the air cavity, one end of the conical air supply cover (51) away from the main casing (53) is detachably connected with the upper end of the heat exchanger (2), and an air guide structure for guiding air flow out of the air cavity is arranged at the joint of the conical air supply cover (51) and the main casing (53).
2. The energy-efficient plant heat pump air conditioner of claim 1, wherein: the centrifugal fan (6) comprises an upper ring body (61) and a lower disc body (62), a plurality of blades (63) which are obliquely arranged are arranged between the upper ring body (61) and the lower disc body (62), the blades (63) are annularly arranged, and one end, far away from the blades (63), of the lower disc body (62) is connected with a driving device arranged on the outer side of the main shell (53).
3. The energy-efficient plant heat pump air conditioner of claim 2, wherein: the driving device comprises a conical part (8) fixed at the center of the lower disc body (62), the conical part (8) sequentially penetrates through the lower disc body (62) and the main shell (53) and is fixedly connected with the output end of a driving motor (7) arranged on the outer side of the main shell (53), and the conical part (8) is rotationally connected with the main shell (53).
4. The energy-efficient plant heat pump air conditioner of claim 1, wherein: the air guide structure comprises an arc-shaped baffle plate (55), the arc-shaped baffle plate (55) is fixed on the inner side of the conical air supply cover (51), an inward concave arc curved surface is formed on one side, facing the air cavity, of the conical air supply cover (51), and the arc curved surface extends towards one end, far away from the main shell (53), of the conical air supply cover (51).
5. The energy-efficient plant heat pump air conditioner of claim 1, wherein: one end of the conical air supply cover (51) far away from the main shell (53) is provided with an assembly plate (4), and the assembly plate (4) is arranged at the upper end of the heat exchanger (2) and is detachably connected with the heat exchanger (2).
6. The energy-efficient plant heat pump air conditioner of claim 1, wherein: the air inlet cover (52) is provided with a protection plate (54) at the joint of the air inlet cover (52) and the air cavity, the protection plate (54) is fixed at the inner side of the air inlet cover (52), and one side of the protection plate (54) far away from the air cavity is provided with an outwards protruding arc curved surface.
7. The energy-efficient plant heat pump air conditioner of claim 1, wherein: the one end that main casing (53) was kept away from to air inlet cover (52) is equipped with filter plate (9), the filter plate (9) outside is equipped with filter plate frame (10), filter plate frame (10) are connected with bolt board (11) of establishing in air inlet cover (52) port department, filter plate frame (10) are equipped with a plurality of gim bolts with the junction of bolt board (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320365902.XU CN219389973U (en) | 2023-03-02 | 2023-03-02 | Energy-saving heat pump air conditioner for factory building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320365902.XU CN219389973U (en) | 2023-03-02 | 2023-03-02 | Energy-saving heat pump air conditioner for factory building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219389973U true CN219389973U (en) | 2023-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320365902.XU Active CN219389973U (en) | 2023-03-02 | 2023-03-02 | Energy-saving heat pump air conditioner for factory building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219389973U (en) |
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2023
- 2023-03-02 CN CN202320365902.XU patent/CN219389973U/en active Active
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