CN114111039A

CN114111039A - Air energy heat pump

Info

Publication number: CN114111039A
Application number: CN202111372575.2A
Authority: CN
Inventors: 朱超峰
Original assignee: Aokeli Environmental Technology Co ltd
Current assignee: Aokeli Environmental Technology Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-03-01

Abstract

The invention discloses an air energy heat pump which adopts the technical scheme that the air energy heat pump comprises an outer machine, wherein the outer machine is provided with a side air inlet and a top air inlet, the top air inlet is provided with grids, the top of the outer machine is provided with a plurality of rotating plates which are arranged in parallel, the rotating plates are positioned above the top air inlet and are in rotating connection with the outer machine, and the rotating positions of the rotating plates are vertically switched from the horizontal position to the upward position; the outer machine is provided with a motor, and the motor is provided with a bevel gear assembly for driving the rotating plates to synchronously rotate; when the rotating plate rotates to be horizontal, the top air port is closed; when the rotor plate rotates to vertical upturned time, the top wind gap is opened, through the switching of the positive reverse control rotor plate of control motor, thereby can be in the long-term out of service state and can make the top wind gap sheltered from through closing the rotor plate when the air, avoid birds to stop at the top wind gap and excrete, can also avoid foreign matters such as plastic bags to enter into in the top wind gap.

Description

Air energy heat pump

Technical Field

The invention relates to the technical field of energy-heat pumps, in particular to an air energy-heat pump.

Background

Along with the economic development of people, the requirements of people on life quality are higher and higher, the requirements of people on bathing in a cool and hot mode are higher and higher, and the air energy heat pump works according to the 'reverse Carnot' principle and the reverse Carnot cycle principle. The compressor system operates to absorb heat in air to produce hot water. The specific process is that the compressor compresses the refrigerant, the compressed refrigerant with raised temperature produces hot water through the condenser in the water tank, the heat exchanged refrigerant returns to the compressor for the next circulation, and during the process, the heat of air is absorbed and led into the refrigerant through the evaporator, and the refrigerant is led into water again to produce hot water.

An outer machine of the existing air energy heat pump adopts side air inlet, so that an evaporator is contacted with air flow, and then air flowing in from the outside to the inside flows out from the top of the outer machine; the top of the outer machine is provided with a fan, and when the air-source heat pump is started, a large amount of airflow is discharged from the top.

The top of the air energy heat pump outdoor unit is almost exposed, and only one grid is simply covered; when the air energy heat pump is not used, birds can stay on the grids at the top of the outdoor unit and excrete bird droppings, and then components inside the outdoor unit are corroded, so that the service life of the outdoor unit is shortened to some extent.

Disclosure of Invention

The invention aims to provide an air energy heat pump, which controls the opening and closing of a rotating plate by controlling the forward and reverse rotation of a motor, can shield a top air port by closing the rotating plate when air can be in a long-term stop state, avoids birds from staying and excreting at the top air port, and can also avoid foreign matters such as plastic bags and the like from entering the top air port.

The technical purpose of the invention is realized by the following technical scheme:

an air energy heat pump comprises an outer machine, wherein the outer machine is provided with a side air inlet and a top air inlet, the top air inlet is provided with a grid, the top of the outer machine is provided with a plurality of parallel rotating plates, the rotating plates are located above the top air inlet and are in rotating connection with the outer machine, and the rotating positions of the rotating plates are vertically switched from the horizontal position to the upward position; the outer machine is provided with a motor, and the motor is provided with a bevel gear assembly for driving the rotating plates to synchronously rotate; when the rotating plate rotates to be horizontal, the top air port is closed; when the rotating plate rotates to be vertical and upward, the top air opening is opened.

Through adopting above-mentioned technical scheme, through the switching of the positive and negative rotation control rotor plate of control motor, can be in long-term off-service condition when the air, thereby can make the top wind gap sheltered from through closing the rotor plate, avoid birds to stop and excrete at the top wind gap, can also avoid foreign matters such as plastic bags to enter into in the top wind gap.

Another advantage of this design lies in, the frost of outer machine is comparatively serious winter, adopts this design to shelter from after the top wind gap, and the net department at top wind gap can reduce long-pending frost by a large scale, and lies in the long-pending frost of rotating the board, after the board is vertically opened soon, can blow off and blow the frost of board soon through the air current of fan.

In the design, the rotating plate is vertically upward after being opened, the vertical state is kept through the locking force of the friction force between the bevel gears, and the rotating plate is upwards blown by utilizing the air outlet flow of the top air opening, so that the rotating plate is kept upward and can be made of a light plastic sheet or a metal sheet.

Preferably, the outer machine is provided with a first bearing seat, the rotating plate comprises a rectangular plate and a first rotating shaft fixed on the long edge of the rectangular plate, and the first rotating shaft is rotatably connected to the first bearing seat.

Through adopting above-mentioned technical scheme, first pivot is rotatory more smooth and easy at first bearing frame.

Preferably, the bevel gear assembly comprises a first bevel gear and a second bevel gear, and the first bevel gear is fixed at the end part of the first rotating shaft; the output shaft of motor is connected with the second pivot, and second bevel gear fixes in the second pivot, and second bevel gear and first bevel gear one-to-one are in order to realize that the second pivot drives a plurality of first pivot rotation in step.

Through adopting above-mentioned technical scheme, second bevel gear and first bevel gear linkage effect are stable, and the rotor plate rotates smoothly.

Preferably, a notch is formed in the end, away from the first rotating shaft, of the rectangular plate, a long sealing plate is fixed to the first rotating shaft, and the long sealing plate and the rectangular plate are located on two sides of the first rotating shaft; when the rotating plate rotates to the horizontal position, the sealing long plate of the front rotating plate is abutted against the tangent plane of the notch in the rear rotating plate.

By adopting the technical scheme, the notch is attached to the long sealing plate, so that the sealing performance between the front and the rear of the rotating plate is improved. Secondly, the rotating plate at the back can be abutted against the first rotating shaft of the rotating plate at the front, so that the horizontal position of the rotating plate is kept more stable.

Preferably, the rubber strip is fixed on the long sealing plate, and the rubber strip of the front rotating plate is attached to the tangent plane of the rear rotating plate.

Through adopting above-mentioned technical scheme, the rubber strip has good leakproofness, can reduce certainly that water stain and dust enter into outside the machine from the top wind gap.

Preferably, the top of the outer machine is fixed with an L-shaped baffle which comprises a transverse plate and a vertical plate, and the transverse plate is shielded above the motor.

Through adopting above-mentioned technical scheme, the baffle is in order to shelter from the motor, avoids the motor to age fast.

Preferably, the edge of the top air opening is fixed with four vertical plates, and the rotating plate is rotatably connected to the vertical plates.

Through adopting above-mentioned technical scheme, bellied riser is in order to reduce the foreign matter and enter into in the top wind mouth from the side.

Preferably, the controller is used for controlling the motor to rotate forwards and backwards, when the heat pump is started, the controller synchronously starts the motor to rotate forwards, and when the heat pump is closed, the controller synchronously starts the motor to rotate backwards; a time relay for controlling the starting time of the motor is arranged between the controller and the motor.

By adopting the technical scheme, the controller is convenient for a user to control, the controller sends a signal when the heat pump is started every time, so that the motor rotates forwards, and the working time of the motor is controlled by the time relay so as to control the opening angle of the rotary plate; when the heat pump is turned off, the controller sends a signal to enable the motor to rotate forwards, and the working time of the motor is controlled through the time relay to control the turning angle of the rotary plate.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

fig. 2 is a schematic structural view of the rotating plate in the vertical state in the embodiment;

FIG. 3 is a schematic structural diagram of the embodiment in which the rotating plate is in a horizontal state;

fig. 4 is a schematic view of the connection relationship between the front and rear rotating plates when the rotating plates are horizontal in the embodiment.

In the figure:

1. an outdoor unit; 11. a side tuyere; 12. a top air port; 121. a grid;

2. a motor;

3. a rotating plate; 31. a rectangular plate; 32. cutting;

41. a first rotating shaft; 42. a first bearing housing;

51. a second rotating shaft;

61. a first bevel gear; 62. a second bevel gear;

71. sealing the long plate; 72. a rubber strip;

8. a baffle plate; 81. a transverse plate; 82. a vertical plate;

9. a vertical plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the embodiment, referring to fig. 1-4, the air-source heat pump comprises an outer unit 1, wherein the outer unit 1 is provided with a side air inlet 11 and a top air inlet 12, the top air inlet 12 is provided with a grid 121, the side air inlet 11 is provided with an evaporator, air flow enters through the side air inlet 11, and the top air inlet 12 flows out.

A grid 121 made of metal is fixed on the top tuyere 12, the grid 121 is fixed on the upper surface of the external unit 1 through screws, four vertical plates 9 are fixed on four edges of the grid 121 in a welding manner, and the four vertical plates 9 form a rectangular structure.

A first bearing seat 42 is fixedly welded on the two opposite vertical plates 9;

in fig. 4, the rotating plate 3 includes a rectangular plate 31 and a first rotating shaft 41 fixed to a long edge of the rectangular plate 31.

In fig. 2-3, the first shaft 41 and the two first bearing blocks 42 are rotationally connected; the number of the rotating plates 3 is 10, and two adjacent rotating plates 3 are arranged at equal intervals.

In fig. 1-3, 10 rotating plates 3 are located above the top tuyere 12, and the rotating positions of the rotating plates 3 are switched from horizontal positions to vertical positions upward; when the rotating plate 3 rotates to be horizontal, the top air port 12 is closed; when the rotating plate is rotated to be vertically upward, the top wind opening 12 is opened.

The outer machine 1 is provided with a motor 2, the motor 2 is a stepping motor, the motor 2 can rotate forward and backward, and the motor 2 is provided with a bevel gear assembly for driving 10 rotating plates 3 to rotate synchronously;

the bevel gear assembly comprises a first bevel gear 61 and a second bevel gear 62, wherein the first bevel gear 61 is fixed at the end part of the first rotating shaft 41; the output shaft of the motor 2 is connected with a second rotating shaft 51 through a coupler, and a second bevel gear 62 is fixed on the second rotating shaft 51;

the number of the first bevel gears 61 and the second bevel gears 62 is 10, and the second bevel gears 62 and the first bevel gears 61 are correspondingly engaged one by one to realize that the second rotating shaft 51 synchronously drives 10 first rotating shafts 41 to rotate.

Therefore, when the motor 2 rotates forwards, all the rotating plates 3 can rotate synchronously to open; when the motor 2 rotates reversely, all the rotating plates 3 can rotate synchronously to close;

in order to improve the sealing performance and stability of the connection part after the rotation closing, the following structure is designed:

the end of the rectangular plate 31 departing from the first rotating shaft 41 is provided with a notch 32, the notch 32 is in an L shape on the rotating plate 3, the first rotating shaft 41 is fixed with a long sealing plate 71, and the long sealing plate 71 and the main body of the rectangular plate 31 are positioned on two sides of the first rotating shaft 41; when the rotating plate 3 rotates to the horizontal, the sealing long plate 71 of the front rotating plate 3 abuts against the tangent plane of the notch 32 in the rear rotating plate 3; the rubber strip 72 is fixed to the long seal plate 71, and the rubber strip 72 of the front rotating plate 3 is bonded to the cut surface of the rear rotating plate 3. An L-shaped baffle 8 is fixed to the top of the outer machine 1, the baffle 8 comprises a transverse plate 81 and a vertical plate 82, and the transverse plate 81 is covered above the motor 2.

In the design, the rotation of the motor 2 can be controlled by a single switch or a controller.

The controller controls the forward and reverse rotation of the motor 2 through a switch button, and when the heat pump is started, the controller is on, and the controller synchronously starts the forward rotation of the motor 2; when the heat pump is closed, the controller is closed, and the controller synchronously starts reverse rotation; a time relay for controlling the starting time of the motor 2 is arranged between the controller and the motor 2. When the heat pump is started each time, the controller sends a signal to enable the motor 2 to rotate forwards, and the working time of the motor 2 is controlled through the time relay so as to control the opening angle of the rotary plate; when the heat pump is turned off, the controller sends a signal to enable the motor 2 to rotate forwards, and the working time of the motor 2 is controlled through the time relay to control the turning angle of the rotary plate.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides an air-source heat pump, includes outer machine (1), and outer machine (1) is equipped with side wind gap (11) and top wind gap (12), and top wind gap (12) are equipped with net (121), characterized by: the top of the outdoor unit (1) is provided with a plurality of parallel rotating plates (3), the rotating plates (3) are positioned above the top air inlet (12), the rotating plates (3) are rotatably connected with the outdoor unit (1), and the rotating positions of the rotating plates (3) are vertically switched from horizontal positions to upward positions; the outer machine (1) is provided with a motor (2), and the motor (2) is provided with a bevel gear assembly for driving the rotating plates (3) to synchronously rotate;

when the rotating plate (3) rotates to the horizontal direction, the top air opening (12) is closed;

when the rotating plate (3) rotates to be vertically upward, the top air opening (12) is opened.

2. The air-source heat pump of claim 1, wherein: the outdoor unit (1) is provided with a first bearing seat (42), the rotating plate (3) comprises a rectangular plate (31) and a first rotating shaft (41) fixed on the long edge of the rectangular plate (31), and the first rotating shaft (41) is rotatably connected to the first bearing seat (42).

3. The air-source heat pump of claim 2, wherein: the bevel gear assembly comprises a first bevel gear (61) and a second bevel gear (62), wherein the first bevel gear (61) is fixed at the end part of the first rotating shaft (41);

the output shaft of the motor (2) is connected with a second rotating shaft (51), a second bevel gear (62) is fixed on the second rotating shaft (51), and the second bevel gear (62) and the first bevel gear (61) are in one-to-one correspondence so as to synchronously drive the first rotating shafts (41) to rotate by the second rotating shaft (51).

4. The air-source heat pump of claim 3, wherein: a notch (32) is formed in the end, away from the first rotating shaft (41), of the rectangular plate (31), a long sealing plate (71) is fixed to the first rotating shaft (41), and the long sealing plate (71) and the rectangular plate (31) are located on two sides of the first rotating shaft (41);

when the rotating plate (3) rotates to the horizontal, the sealing long plate (71) of the front rotating plate (3) is abutted against the tangent plane of the notch (32) in the rear rotating plate (3).

5. The air-source heat pump of claim 4, wherein: the rubber strip (72) is fixed on the sealing long plate (71), and the rubber strip (72) of the front rotating plate (3) is attached to the section of the rear rotating plate (3).

6. The air-source heat pump of claim 1, wherein: an L-shaped baffle (8) is fixed to the top of the outer machine (1), the baffle (8) comprises a transverse plate (81) and a vertical plate (82), and the transverse plate (81) is shielded above the motor (2).

7. The air-source heat pump of claim 1, wherein: four vertical plates (9) are fixed on the edge of the top air opening (12), and the rotating plate (3) is rotatably connected to the vertical plates (9).

8. The air-source heat pump of claim 1, wherein: the heat pump system comprises a controller for controlling the motor (2) to rotate forwards and backwards, wherein when the heat pump is started, the controller synchronously starts the motor (2) to rotate forwards, and when the heat pump is closed, the controller synchronously starts to rotate backwards; a time relay for controlling the starting time of the motor (2) is arranged between the controller and the motor (2).