CN115807984B - Sinking device and sinking method for air conditioning unit and fan assembly - Google Patents
Sinking device and sinking method for air conditioning unit and fan assembly Download PDFInfo
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- CN115807984B CN115807984B CN202211647795.6A CN202211647795A CN115807984B CN 115807984 B CN115807984 B CN 115807984B CN 202211647795 A CN202211647795 A CN 202211647795A CN 115807984 B CN115807984 B CN 115807984B
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000004378 air conditioning Methods 0.000 title claims abstract description 13
- 238000011084 recovery Methods 0.000 claims abstract description 59
- 238000001514 detection method Methods 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 description 8
- 206010066054 Dysmorphism Diseases 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention relates to a sinking device and a sinking method of an air conditioning unit and a fan assembly, wherein the sinking device is used for assembling the fan assembly on a base, a special-shaped opening through which the fan assembly can pass is formed in the base, the sinking device comprises a rotating mechanism and a lifting mechanism, and the rotating mechanism is suitable for driving the fan assembly to rotate between a position to be lowered corresponding to the special-shaped opening and a recovery position which is staggered with the special-shaped opening and limited above the base; the lifting mechanism is suitable for driving the fan assembly to lift, the main body part of the fan assembly sinks to the lower part of the base when the fan assembly is in the sinking position, and the top part of the fan assembly is overlapped and limited above the special-shaped opening. The invention can drive the fan assembly to rotate through the rotating mechanism when recovering or lowering the fan, so that the fan assembly rotates to a position which is staggered or corresponding to the special-shaped opening, and the fan assembly is fixed through the lap joint limit of the fan assembly and the base, so that the fan is not required to be installed and fixed through screws, the operation is simple and convenient, and the risk of falling of the fan caused by loosening or falling of the screws can be effectively avoided.
Description
Technical Field
The invention relates to the technical field of air conditioning equipment, in particular to a sinking device and a sinking method of an air conditioning unit and a fan assembly.
Background
The air conditioner of air-out under computer lab on the market at present needs to be through the fan to the air duct of air conditioner inside transport of low temperature low pressure, because the fan hangs and is difficult to the transportation under the air conditioner, consequently needs to encapsulate the fan in the rack of air conditioner, when transporting the air conditioner to the assigned position, pull down the fan again, sink to in the air duct, then the rethread screw is fixed with fan position, realizes carrying indoor with cold wind to reach the refrigeration effect. The existing fan needs to be fixed by using screws when sinking to the outside of the cabinet, the number of the screws is large, the assembly and disassembly difficulty is large when the fan is installed and recovered, an auxiliary tool is needed to complete the assembly and disassembly, the operation process is time-consuming and labor-consuming, the risk of loosening or falling off is also caused for a long time through the screw fixation, and certain potential safety hazards exist.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the sinking device of the fan assembly in the prior art has great assembly and disassembly difficulty when the fan is assembled and recovered, an auxiliary tool is needed to complete the assembly and disassembly, the operation process is time-consuming and labor-consuming, the risk of loosening or falling off exists for a long time through screw fixation, and certain potential safety hazard exists, so that the sinking device and ZLSQ20228540 of the air conditioning unit and the fan assembly are provided
According to the sinking method, the fan can be installed and fixed during sinking and recycling without disassembling and assembling the fan through an auxiliary tool, so that time and labor are saved in the installation and recycling process of the fan assembly, and the risk of falling of the fan caused by loosening or falling of a screw can be effectively avoided.
In order to solve the above-mentioned problems, in a first aspect, the present invention provides a sinking device of a fan assembly, the sinking device being used for assembling the fan assembly on a base, the fan assembly having a recovery state of being limited above the base and a sinking state of sinking below the base, the base being provided with a special-shaped opening through which the fan assembly can pass, the sinking device comprising: the rotating mechanism is connected with the fan assembly and is suitable for driving the fan assembly to rotate between a position to be lowered corresponding to the special-shaped opening and a recovery position which is staggered with the special-shaped opening and limited above the base; the lifting mechanism is connected with the fan assembly and is suitable for driving the fan assembly to lift among the recovery position, the position to be lowered and the sinking position, wherein the main body part of the fan assembly is lowered to the lower part of the base when the fan assembly is in the sinking position, and the top lap joint is limited above the special-shaped opening.
Optionally, the fan assembly includes an upper limiting plate, a lower limiting plate and a fan, wherein the upper limiting plate and the lower limiting plate are arranged up and down oppositely, the cross section size of the upper limiting plate is larger than the size of the special-shaped opening, and the fan assembly is suitable for being overlapped and limited above the special-shaped opening when the fan is positioned at a preset sinking position; the shape of the lower limiting plate is matched with the shape of the special-shaped opening, the size of the lower limiting plate is smaller than that of the special-shaped opening, the lower limiting plate can freely pass through the special-shaped opening when the fan assembly rotates to the position to be lowered, and the lower limiting plate can be overlapped and limited above the special-shaped opening when the fan assembly rotates to the recovery position.
Optionally, the fan assembly further includes: the plurality of stand columns are arranged at intervals along the circumferential direction of the fan, are suitable for being fixedly connected between the upper limiting plate and the lower limiting plate, and are ZLSQ20228540 in number
And an installation space capable of accommodating and limiting the fan is formed between the root upright post and the upper limiting plate and the lower limiting plate.
Optionally, the lifting mechanism includes: the bearing component is suitable for being hung and fixed on an air conditioner; the lifting component is arranged between the bearing component and the upper limiting plate and is suitable for driving the fan assembly to lift and move among a recovery position, a position to be lowered and a sinking position.
Optionally, the bearing member includes a bearing beam disposed horizontally, and the rotating mechanism includes: the rotary cross beam is hung and overlapped above the bearing cross beam, and the bearing cross beam is rotationally connected with the middle part of the rotary cross beam through a bearing connecting structure; the rotary driving part is fixedly arranged on the bearing beam, the output end of the rotary driving part is connected with the rotary beam and is suitable for driving the rotary beam to rotate between a preset position to be lowered and a recovery position relative to the bearing beam.
Optionally, the lifting component includes: the hydraulic assembly is provided with two groups and is fixedly connected between the two ends of the rotary cross beam and the upper limiting plate; the hydraulic assembly comprises a cylinder body and a hydraulic column capable of moving in a telescopic mode in the vertical direction, the cylinder body is fixed on the rotary cross beam, and one end of the hydraulic column is connected with the cylinder body while the other end of the hydraulic column is fixedly connected with the upper limiting plate.
Optionally, the special-shaped opening is a rectangular hole, and the lower limiting plate is of a plate-shaped structure with a rectangular peripheral edge; the length and width of the lower limiting plate are respectively smaller than the length and width of the special-shaped opening, and the length of the diagonal line of the lower limiting plate is larger than the width of the special-shaped opening.
Optionally, the special-shaped opening is a square hole, the lower limiting plate is of a plate-shaped structure with a square peripheral edge, and corner cutting is performed at four corner positions of the lower limiting plate.
Optionally, an air guiding opening through which air generated by the fan passes is formed in the lower limiting plate, and the position of the air guiding opening corresponds to the position of the air outlet end of the fan.
ZLSQ20228540
Optionally, the sinking device of the fan assembly further includes: the first pressure sensing module is arranged at the bottom of the upper limiting plate and used for detecting whether the fan assembly is sunk in place or not; the second pressure sensing module is arranged at the bottom of the lower limiting plate and used for detecting whether the fan assembly is recovered.
Optionally, the sinking device of the fan assembly further comprises a rotation position detection module, wherein the rotation position detection module comprises an infrared emission module arranged on the periphery of the lower limiting plate, and a first infrared receiving module and a second infrared receiving module which are arranged on the base at intervals along the circumferential direction of the base; in the process that the rotating mechanism drives the fan assembly to rotate, if the first infrared receiving module receives the signal emitted by the infrared emitting module, the fan assembly can be judged to rotate to a preset position to be lowered, and if the second infrared receiving module receives the signal emitted by the infrared emitting module, the fan assembly can be judged to rotate to a preset recovery position.
Optionally, the interval angle of the first infrared receiving module and the second infrared receiving module is the same as the rotation angle of the fan assembly; and/or when the fan assembly is positioned at a preset position to be lowered, a set safety distance is arranged above the base, when the fan assembly is rotated to the position to be lifted from the recovery position, the fan assembly is lifted by the set safety distance and then rotated, and the first infrared receiving module and the second infrared receiving module are correspondingly supported and fixedly arranged at a set height position above the base; and/or the interval angle between the first infrared receiving module and the second infrared receiving module is 45 degrees.
Optionally, the fan assembly further includes a fan fault detection module, which is disposed on the fan, and is configured to detect whether the operation state of the fan is normal.
In a second aspect, the present invention provides a fan sinking method applied to the above-mentioned sinking device of the fan assembly, where the fan sinking method includes: receiving a fan sinking signal; control fan set ZLSQ20228540
After the piece rises to a set safety distance from the recovery position, controlling the fan assembly to rotate a set angle to the position to be lowered along the first direction; controlling the fan assembly to descend from the position to be descended to a preset sinking position; and/or, receiving a fan recovery signal; after the fan assembly is controlled to rise to a position to be lowered, which is higher than the safety distance set above the base, from the sinking position, the fan assembly is controlled to rotate a set angle along the second direction and then to descend to the recovery position.
Optionally, the fan sinking method further includes: in the process that the fan assembly descends from the position to be descended to the sinking position, if the pressure value detected by the first pressure sensing module is larger than or equal to a set threshold value, the fan assembly can be judged to have descended to the position, and the hoisting mechanism is controlled to stop continuously driving the fan assembly to descend; and/or in the process that the fan assembly rotates from the recovery position to the to-be-lowered position, if the first infrared receiving module receives the signal transmitted by the infrared transmitting module, the fan assembly can be judged to rotate to the preset to-be-lowered position, and the rotating mechanism is controlled to stop continuously driving the fan assembly to rotate; and/or in the process that the fan assembly rotates from the position to be lowered to the recovery position, if the second infrared receiving module receives the signal transmitted by the infrared transmitting module, the fan assembly can be judged to rotate to the preset recovery position, and the rotating mechanism is controlled to stop continuously driving the fan assembly to rotate; and/or in the running process of the fan assembly, if the fan fault detection module detects that the fan is in an abnormal running state, the fan is simultaneously warned and prompted to control the fan to stop working when the power of the fan is off, and the controller sends a fan recovery signal to the sinking device.
In a third aspect, the present invention provides an air conditioning unit, in which a receiving cavity is formed, and a sinking device of the fan assembly is disposed in the receiving cavity.
The invention has the following advantages:
1. The sinking device of the fan assembly provided by the embodiment of the invention changes the original direct sinking into rotary sinking, and is characterized in that the sinking device is formed by a special-shaped opening formed in a base, a rotating mechanism and a lifting ZLSQ20228540
The mechanism can realize automatic subsidence and the recovery of fan, realizes a key installation and retrieves the fan subassembly, and accessible rotary mechanism control fan subassembly rotates to the recovery position that misplaces mutually with the dysmorphism opening when retrieving the fan for the whole quilt of fan subassembly is spacing in base top, accessible rotary mechanism control fan subassembly rotates to the position of waiting to descend corresponding with the dysmorphism opening when sinking the fan, then the rethread hoisting mechanism control fan subassembly descends to the position of sinking that presets, and fan subassembly top can overlap joint spacing when this position of sinking is in dysmorphism open-ended top realizes the fixed of fan subassembly through the overlap joint spacing of fan subassembly and base, need not to be fixed through the screw installation, whole subsidence and recovery process easy operation are convenient, labour saving and time saving, can effectually avoid the screw not hard up or drop and lead to the risk that the fan falls.
2. The sinking device of the fan assembly comprises the upper limiting plate, the lower limiting plate and the fan, wherein the upper limiting plate and the lower limiting plate are arranged up and down in a relative mode, the fan is arranged between the upper limiting plate and the lower limiting plate, the cross section size of the upper limiting plate is far larger than the size of the special-shaped opening, the upper limiting plate can be overlapped and limited above the special-shaped opening when the fan is located at a preset sinking position, the installation and fixation of the fan during sinking are achieved, the lower limiting plate can rotate the position overlapped and misplaced with the special-shaped opening when the fan is recovered, the supporting and fixation of the fan during recovering are achieved, the installation and fixation of the fan during recovering and sinking can be achieved through the cooperation of the upper limiting plate, the lower limiting plate and the special-shaped opening of the base, the sinking and recovering process of the fan assembly is more time-saving and labor-saving, the installation efficiency is higher, the stability is higher, and the phenomenon that the fan falls can be effectively prevented.
3. According to the sinking device of the fan assembly, whether the fan assembly is sunk in place or is recovered can be accurately detected through the first pressure sensing module arranged at the bottom of the upper limiting plate and the second pressure sensing module arranged at the bottom of the lower limiting plate, and whether the fan assembly rotates to a preset position to be lowered and a preset recovery position can be accurately monitored and judged through the infrared emission module arranged at the periphery of the lower limiting plate, the first infrared receiving module and the second infrared receiving module which are arranged on the base ZLSQ20228540 at intervals along the circumferential direction of the base, and the control accuracy of the rotation position and the lifting position is high. In addition, when the fan assembly is positioned at the preset position to be lowered, the fan assembly is provided with the set safety distance above the base, and the fan assembly is raised to the set safety distance above the base before rotating and then rotated, so that interference between the fan assembly and the base in the rotating process can be effectively avoided, and related potential safety hazards are caused.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 shows an exploded view of a fan assembly and a sinking device, a base, in an embodiment
FIG. 2 shows a schematic view of the cooperation with a sinking device, base, of an embodiment with a fan assembly in a recovery state;
FIG. 3 illustrates a side view of the blower assembly of FIG. 2 raised to a safety plane;
FIG. 4 is a schematic view showing a structure of the wind turbine rotated to a position to be lowered during sinking in the wind turbine according to the embodiment;
FIG. 5 shows a schematic view of the structure of an embodiment in which a fan assembly is submerged to a preset submerged position;
FIG. 6 shows a schematic view of the structure of the blower assembly raised to the position to be lowered and rotated to a position offset from the shaped opening during recovery of the blower in an embodiment;
FIG. 7 shows a schematic top view of an embodiment of the sinking apparatus in a sinking position; ZLSQ 20228540A
FIG. 8 shows a schematic flow chart of control logic of a sinking apparatus of a fan assembly according to an embodiment, and reference numerals indicate:
1. a fan assembly; 11. an upper limit plate; 12. a lower limit plate; 121. an infrared emission module; 13. a blower; 14. a column; 15. a fan fault detection module;
2. a base; 20. a special-shaped opening; 21. a first infrared receiving module; 22. a second infrared receiving module;
3. A rotation mechanism; 31. a rotation driving part; 311. a power member; 312. a drive gear; 313. a driven gear; 32. rotating the cross beam;
4. a lifting mechanism; 41. a load bearing member; 411. a load-bearing cross beam; 412. a bearing connection structure; 42. a lifting member;
5. And a controller.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying 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 invention. Furthermore, the terms "first," "second," "ZLSQ 20228540
Three "is used for descriptive purposes only and is not to be construed as indicating or implying relative importance.
In the description of the present invention, 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 mechanically or electrically connected; 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 invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Example 1
As shown in fig. 1 to 7, the present embodiment provides a sinking apparatus of a fan assembly, the sinking apparatus is used for assembling the fan assembly 1 on a base 2, the fan assembly 1 has a recovery state limited above the base 2 and a sinking state sinking below the base 2, the base 2 is provided with a special-shaped opening 20 through which the fan assembly 1 can pass, and the sinking apparatus includes: the rotating mechanism 3 and the lifting mechanism 4 are connected with the fan assembly 1, and are suitable for driving the fan assembly 1 to rotate between a position to be lowered corresponding to the special-shaped opening 20 and a recovery position which is staggered with the special-shaped opening 20 and limited above the base 2; the lifting mechanism 4 is connected with the fan assembly 1 and is suitable for driving the fan assembly 1 to lift among the recovery position, the position to be lowered and the sinking position, wherein the main body part of the fan assembly 1 is lowered below the base 2 when the fan assembly 1 is in the sinking position, and the top lap joint is limited above the special-shaped opening 20. The position to be lowered is a position where the main body part of the fan assembly 1 is correspondingly overlapped with the special-shaped opening 20.
In this embodiment, when the fan assembly 1 sinks, the fan unit ZLSQ20228540 is controlled by the lifting mechanism 4
After the member 1 rises to a set safety distance, the rotating mechanism 3 is controlled to rotate the fan assembly 1 to a position to be lowered corresponding to the special-shaped opening 20, and then the lifting mechanism 4 is controlled to drive the fan assembly 1 to descend. When the fan assembly 1 is recovered, the fan assembly 1 is lifted to a position to be lowered, which is set to be a safe distance above the base 2, through the lifting mechanism 4, and then the rotating mechanism 3 is controlled to drive the fan assembly 1 to rotate to the recovery position.
Further, referring to fig. 1 and 2, the fan assembly 1 includes an upper limiting plate 11 and a lower limiting plate 12 which are disposed opposite to each other up and down, and a fan 13 disposed between the upper limiting plate 11 and the lower limiting plate 12, where the cross-sectional dimension of the upper limiting plate 11 is larger than the dimension of the shaped opening 20, and the upper limiting plate 11 is adapted to overlap-limit the upper portion of the shaped opening 20 when the fan 13 is located at a preset sinking position, and plays a role in connecting with a lifting mechanism and limiting with the base 2 when sinking. The shape of the lower limiting plate 12 is matched with that of the special-shaped opening 20, the size of the lower limiting plate is smaller than that of the special-shaped opening 20, the lower limiting plate 12 can freely pass through the special-shaped opening 20 when the fan assembly 1 rotates to a position to be lowered, and the lower limiting plate can be overlapped and limited above the special-shaped opening 20 when the fan assembly 1 rotates to a recovery position.
Referring to fig. 2, when the fan 13 is in a recovery state, the lower limiting plate 12 can rotate at a position which is overlapped and dislocated with the special-shaped opening 20, and the fan 13 can be recovered and fixed in a sinking manner through the cooperation of the upper limiting plate 11 and the lower limiting plate 12 with the special-shaped opening 20 of the base 2, so that the sinking and recovery process of the fan assembly 1 is more time-saving and labor-saving, the installation efficiency is higher, and the phenomenon that the fan assembly 1 falls down due to loosening and falling off can be effectively prevented as compared with the phenomenon that the fan 13 is higher in screw fixing stability due to the limitation formed through the overlap joint cooperation of the upper limiting plate 11 and the base 2 when the fan assembly 1 is recovered, as shown in fig. 5 and 7.
Optionally, the fan assembly 1 further includes a plurality of posts 14, and a plurality of the posts 14 are along the ZLSQ20228540
The fans 13 are circumferentially arranged at intervals and are suitable for being fixedly connected between the upper limiting plate 11 and the lower limiting plate 12, and a mounting space capable of accommodating and limiting the fans 13 is formed between the plurality of upright posts 14 and the upper limiting plate 11 and the lower limiting plate 12. The stability of the structure of the external frame of the whole fan assembly 1 can be improved through the plurality of upright posts 14, on the one hand, the limit can be formed on the other hand, the fan 13 in the fan assembly can be limited, and the risk that the fan 13 falls down due to unexpected conditions is reduced.
Optionally, the lifting mechanism 4 includes: a bearing member 41 and a lifting member 42, the bearing member 41 being adapted to be suspended and fixed on an air conditioner; a lifting member 42 is provided between the bearing member 41 and the upper limiting plate 11, and is adapted to drive the blower assembly 1 to move up and down between a recovery position, a position to be lowered, and a sinking position.
Alternatively, the load bearing member 41 includes a load bearing beam 411 disposed horizontally and fixing beams disposed fixedly at both ends of the load bearing beam 411 and disposed vertically, and the fixing beams are adapted to be mounted and fixed on an air conditioner. Optionally, the bearing member 41 is fixed on a partition board at the bottom of the air conditioner, and the partition board is similar to an air conditioner base and is used for separating the fan assembly 1 from other parts of the air conditioner and fixing the air conditioner, and a hole for cooling air to pass through the fan 13 is formed in the middle of the partition board.
Further, referring to fig. 1 to 3, the rotation mechanism 3 includes: the rotary beam 32 and the rotary driving part 31, the rotary beam 32 is suspended and lapped above the bearing beam 411, and the bearing beam 411 is rotationally connected with the middle part of the rotary beam 32 through a bearing connecting structure 412; the bearing connection structure 412 can ensure that the rotating mechanism 3 can rotate and can meet the load bearing requirement.
Further, a rotary driving member 31 is fixedly disposed on the load beam, and an output end thereof is connected to the rotary beam 32, and is adapted to drive the rotary beam 32 to rotate between a predetermined position to be lowered and a retracted position with respect to the load beam 411.
ZLSQ20228540
Optionally, the bearing connection structure 412 includes a bearing disposed at a middle position of the load-bearing beam 411, where the bearing includes an inner ring, an outer ring, and rolling elements disposed between the inner ring and the outer ring, the outer ring is fixedly connected to the load-bearing beam 411, and the inner ring is fixedly connected to the rotating beam 32. Optionally, the bearing connection 412 is a ball bearing, which serves to connect the rotatable swivel beam 32 and the fixed load bearing member 41 for both purposes of connection and rotation. The rotation driving part 31 includes: the power piece 311 and the gear transmission assembly, wherein the power piece 311 is fixedly arranged in the middle of the bearing cross beam 411; the gear assembly comprises a driving gear 312 and a driven gear 313 rotatably arranged on the load-bearing beam 411, wherein the driving gear 312 is meshed with the driven gear 313, the driving gear 312 is connected with the output end of the power piece 311, and the driven gear 313 is suitable for being fixedly connected with the inner ring. The driven gear 313 and the inner ring can be locked and fixedly connected in an interference fit manner, the power piece 311 drives the driven gear 313 and the inner ring of the bearing to rotate, and the inner ring is fixedly connected with the rotary beam 32, so that the rotary beam 32 can be controlled to rotate.
Alternatively, the power piece 311 is a driving motor, and is mounted on the bearing beam 411 as a power device of the rotating mechanism 3. The radius of the driving gear 312 is smaller than the driven gear 313. The driving gear 312 and the driven gear 313 are rotatably arranged and fixed on the bearing beam 411, the power piece 311 is started to drive the driving gear 312 to rotate, the driving gear 312 drives the driven gear 313 to rotate, and the effect of driving the lifting component 42, the rotating beam 32 and the fan assembly 1 to synchronously rotate is achieved through the inner ring of the bearing.
Optionally, the lifting part 42 includes: the hydraulic assembly is provided with two groups and is fixedly connected between the two ends of the rotary cross beam 32 and the upper limiting plate 11; the hydraulic assembly comprises a cylinder body and a hydraulic column capable of moving in a telescopic mode along the vertical direction, the cylinder body is fixed on the rotary cross beam 32, and one end of the hydraulic column is connected with the cylinder body, and the other end of the hydraulic column is fixedly connected with the upper limiting plate 11. Hydraulic column edge erects ZLSQ20228540
The straight direction telescopic movement, the cylinder body and the hydraulic column provide vertical force for the fan assembly 1 to ascend and descend.
Of course, in other alternative embodiments, the lifting member 42 may be a driving member such as an air cylinder or an electric push rod.
Optionally, the shaped opening 20 is a rectangular hole, and the lower limiting plate 12 is a plate-shaped structure with a rectangular peripheral edge; the length and width of the lower limiting plate 12 are respectively smaller than the length and width of the special-shaped opening 20, and the diagonal length of the lower limiting plate 12 is larger than the width of the special-shaped opening 20.
Preferably, as shown in fig. 7, the shaped opening 20 is a square hole, the lower limiting plate 12 is a plate-shaped structure with a square peripheral edge, and four corner positions of the lower limiting plate 12 are subjected to corner cutting. Preferably, the four corner positions of the shaped opening 20 are also subjected to corner cutting treatment. The design of cutting four corners is adopted for the lower limiting plate 12 and the special-shaped opening 20, so that the lower limiting plate 12 and the special-shaped opening 20 are conveniently positioned, four corners are prevented from interfering when the lower limiting plate 12 and the special-shaped opening 20 are aligned, the machining precision requirement is reduced, the space can be saved, the space allowance on the base 2 is larger, and the air conditioner is smaller and the cost is saved.
Further, the lower limiting plate 12 and the base 2 are of two octagonal staggered structures in the recovery state, so that the fan 13 is prevented from falling down due to loosening of a fastening piece in the air conditioner transportation process, and the protection of the fan 13 is met and the rotating sinking requirement is met.
Optionally, an air guiding opening through which the air generated by the fan 13 passes is provided on the lower limiting plate 12, and the position of the air guiding opening corresponds to the position of the air outlet end of the fan 13. The air outlet end of the air guide opening communicating fan 13 is communicated with the ventilating duct. The fan 13 blows cold air from the air conditioner into the ventilation duct through the air guiding opening.
Optionally, the sinking device of the fan assembly further includes: first pressure sensing module and second ZLSQ20228540
The first pressure sensing module is arranged at the bottom of the upper limiting plate 11 and is used for detecting whether the fan assembly 1 is sunk in place or not; the second pressure sensing module is arranged at the bottom of the lower limiting plate 12 and is used for detecting whether the fan assembly 1 is recovered.
Optionally, the first pressure sensing module and the second pressure sensing module respectively include four pressure sensors, and the four pressure sensors are arranged at four corner positions of the upper limiting plate 11 and the lower limiting plate 12 in a protruding manner, and are used for detecting the pressure generated by the contact between the lower limiting plate 12 or the upper limiting plate 11 and the base 2 and then feeding back to the controller 5. In the sinking process of the fan 13, whether the pressure value between the lower limiting plate 12 and the base 2 detected by the first pressure sensing die is equal to the gravity of the fan assembly 1 plus the gravity of the rotating mechanism 3 and the lifting mechanism is judged, and if the pressure value is smaller than the gravity of the rotating mechanism 3 and the lifting mechanism, the fan 13 is not sunk in place, and if the pressure value is equal to the gravity of the fan 13 is sunk in place. In the recycling process of the fan 13, whether the pressure value between the lower limit plate 12 and the base 2 detected by the second pressure sensing die is equal to the gravity of the fan assembly 1 plus the gravity of the rotating mechanism 3 and the lifting mechanism is judged, and if the pressure value is smaller than the gravity of the fan 13, the fan 13 is not recycled, and if the pressure value is equal to the gravity of the fan 13, the fan 13 is recycled.
Optionally, the sinking device of the fan assembly further comprises a rotation position detection module, wherein the rotation position detection module comprises an infrared emission module 121 arranged on the periphery of the lower limiting plate 12, and a first infrared receiving module 21 and a second infrared receiving module 22 which are arranged on the base 2 at intervals along the circumferential direction of the base 2; in the process that the rotating mechanism 3 drives the fan assembly 1 to rotate, if the first infrared receiving module 21 receives the signal emitted by the infrared emitting module 121, it can be determined that the fan assembly 1 rotates to a preset position to be lowered, and if the second infrared receiving module 22 receives the signal emitted by the infrared emitting module 121, it can be determined that the fan assembly 1 rotates to a preset recovery position.
Optionally, the light emitted by the infrared emitting module 121 is infrared light with a diameter of about 0.1mm ZLSQ20228540
The first infrared receiving module 21 and the second infrared receiving module 22 are adapted to receive the infrared light.
Through the first pressure sensing module that sets up in the bottom of last limiting plate 11 and the second pressure sensing module that sets up in lower limiting plate 12 bottom, can realize accurate detection fan subassembly 1 sink in place or retrieve the position, and through the infrared transmitting module 121 that sets up in lower limiting plate 12 periphery and follow the circumference interval of base 2 sets up first infrared receiving module 21 and second infrared receiving module 22 on the base 2, can realize accurate monitoring and judge whether fan subassembly 1 rotates to preset wait to descend position and recovery position, rotation position and elevating position control degree of accuracy are high.
In this embodiment, the first infrared receiving module 21 is disposed on the base 2 and near a corner of the shaped opening 20, the second infrared receiving module 22 is disposed on the base 2 and located at an intermediate position of an adjacent side of the shaped opening 20 adjacent to the corner, and the infrared transmitting module 121 is correspondingly disposed at a corner of the lower limiting plate 12. For example, the shaped opening 20 is square, the first infrared receiving module 21 is correspondingly disposed at a corner of the square shaped opening 20, and the second infrared receiving module 22 is correspondingly disposed at a middle of a side length connected to the corner. The interval angle between the first infrared receiving module 21 and the second infrared receiving module 22 is the same as the angle required by the fan assembly 1 to rotate from the recovery position to the position to be lowered. For example, the special-shaped opening is square, and the spacing angle between the first infrared receiving module 21 and the second infrared receiving module 22 is 45 °.
Optionally, referring to fig. 4, when the fan assembly 1 is at a preset position to be lowered, a set safety distance is provided above the base 2, where the set safety distance is between 15mm and 25mm, and preferably, the set safety distance is 20mm. When the fan assembly 1 is rotated from the recovery position to the lifting position, the fan assembly is lifted by a set safety distance and then is positioned on a safety plane to rotate again, and the first infrared receiving module 21 and the second infrared receiving module 22 are correspondingly supported and fixed by ZLSQ20228540
A height position is set above the base 2 to match the height of the infrared emission module 121. In this embodiment, before the fan assembly 1 rotates, the fan assembly 1 rises to a set safety distance above the base 2 and then rotates, so that interference between the fan assembly 1 and the base 2 in the rotation process can be effectively avoided, and related potential safety hazards are caused.
Preferably, the shaped opening 20 is a square hole, and the interval angle between the first infrared receiving module 21 and the second infrared receiving module 22 is 45 °. Optionally, the first infrared receiving module 21 and the second infrared receiving module 22 are sequentially arranged at intervals along the counterclockwise direction.
Optionally, referring to fig. 2, the fan assembly 1 further includes a fan fault detection module 15, provided on the fan 13, for detecting whether the operation state of the fan 13 is normal.
Optionally, the fan fault detection module 15 is configured to detect whether the motion state of the fan 13 meets the instruction of the controller 5 of the sinking device.
Optionally, the fan fault detection module 15 includes a rotation speed detector, a signal matching processor, and a signal transmitting and receiving device. The detection principle is as follows: detecting whether the rotation speed of the fan 13 is matched with the gear of the air-out power of the air conditioner when the fan is in operation, for example: the indoor temperature does not reach the setting requirement, the air conditioner air outlet gear is improved, the corresponding fan 13 rotational speed is improved, each gear corresponds to a fan 13 rotational speed, if the actual rotational speed of the fan 13 does not match with the gear of the air conditioner, the fan 13 can be judged to be abnormal, an alarm is given, the fan 13 is controlled to be powered off, and the air conditioner is recovered to a recovery position on the base 2 to wait for maintenance. When the fan 13 is abnormal, the fan is lifted to the upper side of the base 2 for maintenance, so that the stability is higher, and the personal safety of operators is effectively ensured.
Alternatively, in this embodiment, as shown in fig. 2, the sinking apparatus further includes a controller 5, the controller 5 is disposed on the rotary beam 32, and the controller 5 is electrically connected to the rotary driving part 31 and the elevating mechanism, the blower 13, respectively. The air conditioner is provided with a trigger switch for receiving sinking and recycling signals.
ZLSQ20228540
Optionally, the trigger switch is a differential pressure switch. The controller 5 receives signals of the trigger switch, the fan fault detection module 15, the rotation detection module, the first pressure sensing module and the second pressure sensing module, and sends corresponding signals to the lifting mechanism and the rotation mechanism 3 to control the movement of the lifting mechanism and the rotation mechanism.
It should be noted that in this embodiment, the base 2 may be formed by a bottom plate of the air conditioner cabinet, or may be integrally formed with the air conditioner bottom plate, or may be welded and fixed on the bottom plate of the air conditioner cabinet, to play a role of supporting the blower 13 and connecting a ventilation duct, on which the first infrared receiving module 21 and the second infrared receiving module 22 are installed to detect whether the blower 13 rises to a safety plane or rotates in place. The lower limiting plate 12 plays a role in supporting and limiting, a second pressure sensing module is arranged at the bottom of the lower limiting plate and used for detecting whether the fan 13 is recovered in place, and an infrared emission module 121 is also arranged above the lower limiting plate and used for emitting infrared signals; the angle difference between the first infrared receiving module 21 and the second infrared receiving module 22 is 45 degrees, and the purpose of the angle difference is to correspond to the rotation angle of the fan 13; the vertical distance between the two infrared receiving modules in the recovery state and the infrared transmitting module 121 on the lower limiting plate 12 is 20mm, which aims to correspond to the height of the safety plane, namely the preset safety distance.
Example two
As shown in fig. 1 to 8, the present embodiment provides a fan sinking method applied to the sinking device of the fan assembly in any of the above embodiments, where the fan sinking method includes: receiving a sinking signal of the fan 13; after the fan assembly 1 is controlled to rise to a set safety distance from the recovery position, the fan assembly 1 is controlled to rotate a set angle to the position to be lowered along the first direction; and controlling the fan assembly 1 to descend from the position to be descended to a preset sinking position.
Further, the fan sinking method further comprises the following steps: receiving a fan 13 recovery signal; after the fan assembly 1 is controlled to rise from the sinking position to a position to be lowered, which is higher than the base 2 by a set safety distance, the fan assembly 1 is controlled to rotate along the second direction by a set angle and then is lowered to the recovery ZLSQ20228540
Position.
Optionally, the fan sinking method further includes: in the process that the fan assembly 1 descends from the position to be descended to the position to be descended, if the pressure value detected by the first pressure sensing module is greater than or equal to the set threshold value, the fan assembly 1 can be judged to have descended to the position, and the lifting mechanism 4 is controlled to stop continuously driving the fan assembly 1 to descend.
Optionally, in the process of rotating the fan assembly 1 from the recovery position to the to-be-lowered position, if the first infrared receiving module 21 receives the signal emitted by the infrared emitting module 121, it may be determined that the fan assembly 1 has been rotated to the preset to-be-lowered position, and the rotating mechanism 3 is controlled to stop continuously driving the fan assembly 1 to rotate.
Optionally, in the process that the fan assembly 1 rotates from the position to be lowered to the recovery position, if the second infrared receiving module 22 receives the signal emitted by the infrared emitting module 121, it may be determined that the fan assembly 1 has rotated to the preset recovery position, and then the rotating mechanism 3 is controlled to stop continuously driving the fan assembly 1 to rotate.
Optionally, in the running process of the fan assembly 1, if the fan fault detection module 15 detects that the fan 13 is in an abnormal running state, an alarm prompts that the controller 5 controls the fan 13 to be powered off and stop working at the same time, and the controller 5 sends a fan 13 recovery signal to the sinking device.
In this embodiment, the sinking and recovering working process of the sinking device is as follows:
After the air conditioner reaches a preset position in transportation, a trigger switch is turned on, a controller receives a signal that the fan assembly 1 is turned on to enable a sinking mode, the controller 5 controls the hydraulic assembly to increase pressure, the hydraulic column is contracted, the hydraulic column provides tension larger than the self weight of the fan assembly 1 to enable the fan assembly 1 to slowly ascend, when the infrared emission module 121 emits an optical signal and is received by the second infrared receiving module 22, the fan assembly 1 is judged to ascend to a rotating safety plane located above the base 2 by a set safety distance, and the controller 5 hydraulic assembly ZLSQ20228540
The pressure is stopped from increasing and the fan assembly 1 is stopped from rising as shown in fig. 3. The controller 5 controls the output shaft of the power piece 311 to rotate along the first direction, drives the driving gear 312 and the driven gear 313 to rotate, and drives the fan assembly 1 to slowly rotate clockwise, when the light signal sent by the infrared emission module 121 is received by the first infrared receiving module 21, the fan assembly 1 rotates 45 degrees clockwise, the lower limiting plate 12 at the bottom of the fan 13 coincides with the hole site of the special-shaped opening 20 on the air conditioner base 2 as shown in fig. 4, and the rotating mechanism 3 is controlled to stop working. The fan 13 begins to sink, the controller 5 controls the hydraulic assembly to reduce the pressure, the hydraulic column stretches, the fan 13 slowly sinks, when the pressure value detected by the first pressure sensing module on the upper limiting plate 11 is equal to the sum of the dead weights of the fan assembly 1, the hydraulic assembly and the rotating mechanism 3, the hydraulic assembly stops working, the fan 13 sinks, and the rotating position detecting module, the first pressure sensing module and the second pressure sensing module stop working as shown in fig. 5.
When the fan fault detection module 15 detects that the fan 13 is faulty or the air conditioner needs to be maintained, the trigger switch is closed to control the fan 13 to recover, the rotary position detection module and the first pressure sensing module and the second pressure sensing module start to work, the controller 5 controls the hydraulic component to increase the pressure so that the fan component 1 slowly rises, when the optical signal sent by the infrared emission module 121 is received by the first infrared sensing module, the fan component 1 returns to the air conditioner, the lower limiting plate 12 is positioned on the rotary safety plane, as shown in fig. 4, the hydraulic component stops increasing the pressure, the fan component 1 is positioned above the rotary safety plane, the controller 5 controls the output shaft of the power piece 311 to rotate along the second direction to drive the driving gear 312 and the driven gear 313 to move to drive the fan component 1 to start to slowly rotate anticlockwise, when the optical signal sent by the infrared emission module is received by the second infrared sensing module, the fan component 1 rotates anticlockwise by 45 degrees, the lower limiting plate 12 is staggered with the special-shaped opening 20 on the base 2, as shown in fig. 6, the rotary mechanism 3 stops working, the controller 5 controls the hydraulic component to reduce the pressure, the fan component 1 slowly descends, when the pressure value detected by the second pressure sensing module on the lower limiting plate 12 is larger than or equal to the pressure value detected by the second pressure sensing module on the rotary limiting plate 1, as shown in fig. 4, the rotary mechanism 5713, the hydraulic component stops working when the hydraulic component and the dead weight of the hydraulic component is stopped by the rotary mechanism is stopped, as shown in the rotary mechanism and the rotary position of the rotary mechanism is detected by the rotary mechanism, and the dead weight is shown in fig. 25, and the dead weight is completed, and the work is completed.
Example III
The embodiment provides an air conditioning unit, be formed with the accommodation chamber in the air conditioning unit, be provided with the sinking device of the fan subassembly of above-mentioned embodiment one in the accommodation chamber.
In this embodiment, set up by being used for controlling the trigger switch that the sinking device start sinking or retrieve work of fan subassembly on the outward appearance panel of air conditioning unit, convenient to use.
Optionally, the air conditioner base includes the rack and sets up the air conditioner in the rack and sink the device, wherein the air conditioner sets up in the top of rack, sinks to set up in the below of rack, the middle part position of rack is provided with the baffle, and bearing member 41 is fixed on the baffle of air conditioner bottom, the baffle is similar to the air conditioner base for separate fan assembly 1 and other spare parts of air conditioner and fixed air conditioner, set up the hole that can supply cold air to let in fan 13 in the middle of the baffle.
Optionally, at least part of the bottom plate of the cabinet may be configured as the base 2 in the first embodiment, or the base 2 may be integrally formed with the bottom plate of the air conditioner, or the base 2 may be welded and fixed on the bottom plate of the air conditioner cabinet, to serve as a support for the blower 13 and connect with a ventilation duct.
The air conditioning unit that provides in this embodiment can realize the automatic subsidence and the recovery of fan 13, simplify fan 13 encapsulation installation, realize the one-key subsidence and retrieve, effectually prevent the risk that fan 13 falls, and have fan 13 fault detection function, can send alarm signal and retrieve fan 13 outage when breaking down, guarantee air conditioner operation safety when improving installation effectiveness, the effectual fan 13 of having solved installation and the recovery degree of difficulty is big, the mounting is accomplished to the appurtenance that needs, the maintenance fan 13 after sale is retrieved the degree of difficulty big, fastener quantity is many, hidden danger after the live time is long is many, fan 13 has the problem and has not had the early warning, can cause the problem of serious result.
ZLSQ20228540
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While obvious variations or modifications are contemplated as falling within the scope of the present invention.
Claims (15)
1. A sinking device of a fan assembly, the sinking device being used for assembling the fan assembly (1) on a base (2), the fan assembly (1) having a recovery state limited above the base (2) and a sinking state sinking below the base (2), characterized in that the base (2) is provided with a special-shaped opening (20) through which the fan assembly (1) can pass, the sinking device comprising:
The rotating mechanism (3) is connected with the fan assembly (1) and is suitable for driving the fan assembly (1) to rotate between a position to be lowered corresponding to the special-shaped opening (20) and a recovery position which is staggered with the special-shaped opening (20) and limited above the base (2);
the lifting mechanism (4) is connected with the fan assembly (1) and is suitable for driving the fan assembly (1) to lift among the recovery position, the position to be lowered and the sinking position, wherein the main body part of the fan assembly (1) is lowered to the lower part of the base (2) when the fan assembly (1) is in the sinking position, and the top lap joint is limited above the special-shaped opening (20);
The fan assembly (1) comprises an upper limit plate (11) and a lower limit plate (12) which are arranged up and down oppositely, and a fan (13) arranged between the upper limit plate (11) and the lower limit plate (12);
the cross section size of the upper limiting plate (11) is larger than the size of the special-shaped opening (20), and the upper limiting plate is suitable for being overlapped and limited above the special-shaped opening (20) when the fan (13) is located at a preset sinking position;
The shape of the lower limiting plate (12) is matched with that of the special-shaped opening (20), the size of the lower limiting plate is smaller than that of the special-shaped opening (20), the lower limiting plate (12) can freely pass through the special-shaped opening (20) when the fan assembly (1) rotates to a position to be lowered, and the lower limiting plate can be in lap joint limiting above the special-shaped opening (20) when the fan assembly (1) rotates to a recovery position.
2. The sinking apparatus of a fan assembly according to claim 1, wherein the fan assembly (1) further comprises:
the fan comprises a plurality of upright posts (14), wherein the upright posts (14) are arranged at intervals along the circumferential direction of the fan (13), are suitable for being fixedly connected between an upper limiting plate (11) and a lower limiting plate (12), and an installation space capable of accommodating and limiting the fan (13) is formed between the upright posts (14) and the upper limiting plate (11) and the lower limiting plate (12).
3. The sinking apparatus of a fan assembly according to claim 1, wherein the lifting mechanism (4) comprises:
A load bearing member (41) adapted to be suspended and secured to an air conditioner;
and the lifting component (42) is arranged between the bearing component (41) and the upper limiting plate (11) and is suitable for driving the fan assembly (1) to move up and down among a recovery position, a position to be lowered and a sinking position.
4. A sinking apparatus according to claim 3, wherein the load bearing member (41) comprises a horizontally arranged load bearing beam (411), and the rotation mechanism (3) comprises:
the rotary cross beam (32) is suspended and lapped above the bearing cross beam (411), and the bearing cross beam (411) is rotationally connected with the middle part of the rotary cross beam (32) through a bearing connecting structure (412);
the rotary driving part (31) is fixedly arranged on the bearing beam (411), the output end of the rotary driving part is connected with the rotary beam (32) and is suitable for driving the rotary beam (32) to rotate relative to the bearing beam (411).
5. The apparatus of claim 4, wherein the lifting member (42) comprises:
The hydraulic assembly is provided with two groups and is fixedly connected between two ends of the rotary cross beam (32) and the upper limiting plate (11);
The hydraulic assembly comprises a cylinder body and a hydraulic column capable of moving in a telescopic mode in the vertical direction, the cylinder body is fixed on the rotary cross beam (32), and one end of the hydraulic column is connected with the cylinder body while the other end of the hydraulic column is fixedly connected with the upper limiting plate (11).
6. The sinking apparatus of the fan assembly according to any one of claims 1 to 5, wherein the shaped opening (20) is a rectangular hole, and the lower limiting plate (12) is a plate-like structure with a rectangular peripheral edge;
The length and the width of the lower limiting plate (12) are respectively smaller than those of the special-shaped opening (20), and the diagonal length of the lower limiting plate (12) is larger than the width of the special-shaped opening (20).
7. The sinking device of the fan assembly according to claim 6, wherein the special-shaped opening (20) is a square hole, the lower limiting plate (12) is of a plate-shaped structure with square peripheral edges, and four corner positions of the lower limiting plate (12) are subjected to corner cutting treatment.
8. The sinking device of the fan assembly according to claim 6, wherein the lower limiting plate (12) is provided with an air guide opening through which air generated by the fan (13) can pass, and the position of the air guide opening corresponds to the position of the air outlet end of the fan (13).
9. The apparatus of any one of claims 1-5, wherein the apparatus further comprises:
the first pressure sensing module is arranged at the bottom of the upper limiting plate (11) and is used for detecting whether the fan assembly (1) is sunk in place or not;
The second pressure sensing module is arranged at the bottom of the lower limiting plate (12) and used for detecting whether the fan assembly (1) is recovered or not.
10. The apparatus of any one of claims 1-5, wherein the apparatus further comprises:
the rotary position detection module comprises an infrared emission module (121) arranged on the periphery of the lower limiting plate (12), and a first infrared receiving module (21) and a second infrared receiving module (22) which are arranged on the base (2) at intervals along the circumferential direction of the base (2);
In the process that the rotating mechanism (3) drives the fan assembly (1) to rotate, if the first infrared receiving module (21) receives a signal emitted by the infrared emitting module (121), the fan assembly (1) can be judged to rotate to a preset position to be descended, and if the second infrared receiving module (22) receives a signal emitted by the infrared emitting module (121), the fan assembly (1) can be judged to rotate to a preset recovery position.
11. The sinking apparatus of the fan assembly according to claim 10, characterized in that the first infrared receiving module (21) and the second infrared receiving module (22) are spaced apart by the same angle as the rotation angle of the fan assembly (1);
and/or when the fan assembly (1) is positioned at a preset position to be lowered, a set safety distance is arranged above the base (2), the fan assembly (1) rises by the set safety distance and then rotates after rotating from the recovery position to the position to be lifted, and the first infrared receiving module (21) and the second infrared receiving module (22) are correspondingly supported and fixedly arranged at a set height position above the base (2);
And/or the interval angle between the first infrared receiving module (21) and the second infrared receiving module (22) is 45 degrees.
12. The sinking apparatus of a fan assembly according to any one of claims 1-5, wherein the fan assembly (1) further comprises:
the fan fault detection module (15) is arranged on the fan (13) and used for detecting whether the running state of the fan (13) is normal or not.
13. A fan sinking method applied to the sinking apparatus of the fan assembly according to any one of claims 1 to 12, wherein the fan sinking method comprises:
receiving a sinking signal of the fan (13);
After the fan assembly (1) is controlled to rise to a set safety distance from the recovery position, the fan assembly (1) is controlled to rotate a set angle to the position to be lowered along a first direction;
controlling the fan assembly (1) to descend from the position to be descended to a preset sinking position;
And/or the number of the groups of groups,
Receiving a fan (13) recovery signal;
After the fan assembly (1) is controlled to ascend to a position to be descended, which is higher than the base (2) by a set safety distance, from the sinking position, the fan assembly (1) is controlled to rotate a set angle along the second direction and then descends to the recycling position.
14. The fan sinking method according to claim 13, wherein the fan sinking method further comprises:
In the process that the fan assembly (1) descends from the position to be descended to the position to be descended, if the pressure value detected by the first pressure sensing module is larger than or equal to a set threshold value, the fan assembly (1) can be judged to have descended in place, and the lifting mechanism (4) is controlled to stop continuously driving the fan assembly (1) to descend;
And/or the number of the groups of groups,
In the process that the fan assembly (1) rotates from the recovery position to the to-be-lowered position, if the first infrared receiving module (21) receives a signal emitted by the infrared emitting module (121), the fan assembly (1) can be judged to rotate to a preset to-be-lowered position, and the rotating mechanism (3) is controlled to stop continuously driving the fan assembly (1) to rotate;
And/or the number of the groups of groups,
In the process that the fan assembly (1) rotates from the position to be lowered to the recovery position, if the second infrared receiving module (22) receives a signal emitted by the infrared emitting module (121), the fan assembly (1) can be judged to rotate to the preset recovery position, and the rotating mechanism (3) is controlled to stop continuously driving the fan assembly (1) to rotate;
And/or the number of the groups of groups,
In the running process of the fan assembly (1), if the fan fault detection module (15) detects that the fan (13) is in an abnormal running state, an alarm prompt is given, the controller (5) controls the fan (13) to be powered off and stop working, and a fan (13) recovery signal is sent to the sinking device.
15. An air conditioning unit, wherein a containing cavity is formed in the air conditioning unit, and a sinking device of the fan assembly of any one of claims 1-12 is arranged in the containing cavity.
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