CN114215781B - Fan lifting mechanism - Google Patents
Fan lifting mechanism Download PDFInfo
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- CN114215781B CN114215781B CN202111582431.XA CN202111582431A CN114215781B CN 114215781 B CN114215781 B CN 114215781B CN 202111582431 A CN202111582431 A CN 202111582431A CN 114215781 B CN114215781 B CN 114215781B
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- sliding block
- guide rail
- connecting rod
- slider
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- 230000007246 mechanism Effects 0.000 title claims abstract description 28
- 230000003028 elevating effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application provides a fan elevating system. This fan elevating system includes base subassembly (1) and fan subassembly (2), is connected through connecting rod, slider and threaded rod (5) between base subassembly (1) and fan subassembly (2), and connecting rod, slider and threaded rod (5) form slider-crank mechanism, and drive fan subassembly (2) reciprocate for base subassembly (1), is provided with the through-hole that supplies fan subassembly (2) to pass through on base subassembly (1). According to the fan lifting mechanism, the lifting control of the fan assembly can be realized in a mechanical driving mode, the operation is simple and convenient, and the time and the labor are saved.
Description
Technical Field
The application relates to the technical field of air conditioners, in particular to a fan lifting mechanism.
Background
Room air conditioning generally refers to air conditioning equipment that provides cooling for data rooms and electronic equipment in telecommunications, communications, mobile and government or other IDC enterprises and the like.
Because the computer lab air conditioner will adapt to electronic communication equipment's cooling method, consequently air conditioning system's air supply return air mode is various, including modes such as air supply, air supply down, free air supply for satisfy the different demands of user to computer lab air current organization.
During the building of a machine room, wiring at the bottom of a server is usually considered, and by combining the airflow organization layout and the cooling effect, a machine room air conditioner for supplying air downwards becomes the first choice. When the lower air supply type machine room air conditioner is installed on site, a fan in the machine set needs to be sunk or lifted manually, and due to the fact that the weight and the size of the fan assembly are large, workers are not prone to sinking or lifting the fan assembly. When in the lifting process, if the physical strength is not sufficient, the fan assembly can be dropped suddenly, the fan assembly is easily damaged, and great potential safety hazards are caused to installation personnel.
Disclosure of Invention
Therefore, the technical problem that this application will be solved lies in providing a fan elevating system, can utilize the mechanical drive mode to realize the lift control of fan subassembly, and easy operation is convenient, labour saving and time saving.
In order to solve the problem, the application provides a fan elevating system, including base subassembly and fan subassembly, be connected through connecting rod, slider and threaded rod between base subassembly and the fan subassembly, connecting rod, slider and threaded rod form slider-crank mechanism, and drive fan subassembly reciprocates for the base subassembly, is provided with the through-hole that supplies the fan subassembly to pass through on the base subassembly.
Preferably, the fan subassembly includes mounting panel, fan body and fan base, and the fan body is connected between mounting panel and fan base, and slider-crank mechanism sets up between mounting panel and base subassembly.
Preferably, the mounting panel has first guide rail, the base subassembly has the second guide rail, first guide rail and the cooperation setting of second guide rail, the connecting rod includes articulated first connecting rod and second connecting rod, the first end of first connecting rod can set up in first guide rail through first slider with sliding, the second end can set up in the second guide rail through fourth slider with sliding, the first end of second connecting rod can set up in first guide rail through second slider with sliding, the second end can set up in the second guide rail through third slider with sliding, the threaded rod is connected with one of them slider screw drive, the drive slider slides, adjust the upper and lower position of fan subassembly.
Preferably, a stand column is detachably arranged between the fan base and the mounting plate, and the stand column is fixedly arranged on the fan base and can support the mounting plate.
Preferably, the base assembly is fixedly provided with a limiting rod, the mounting plate is provided with a guide hole, and the limiting rod penetrates through the guide hole.
Preferably, a bracket is arranged on the periphery of the through hole of the base assembly, and the bracket can be fixedly connected with the fan base.
Preferably, the support is of an L-shaped structure, lateral connecting holes are formed in a side plate of the support, bottom connecting holes are formed in a bottom plate of the support, and the support is fixedly connected with the base assembly through the bottom connecting holes and fixedly connected with the fan base through the lateral connecting holes.
Preferably, the fan subassembly still includes the water conservancy diversion circle, and the fan body passes through the water conservancy diversion circle fixed the setting on the mounting panel.
Preferably, the first slider, the second slider, the third slider and the fourth slider are all cylinders, the middle section of each cylinder is provided with a thin shaft section, two ends of the first connecting rod are respectively and rotationally connected with the thin shaft sections of the first slider and the fourth slider, and two ends of the second connecting rod are respectively and rotationally connected with the thin shaft sections of the second slider and the third slider.
Preferably, the two ends of the first connecting rod and the second connecting rod are respectively provided with a flat rod, the two ends of the first connecting rod are rotatably connected with the thin shaft sections of the first sliding block and the fourth sliding block through the flat rods, and the two ends of the second connecting rod are rotatably connected with the thin shaft sections of the second sliding block and the third sliding block through the flat rods.
Preferably, the first fixing block is fixedly arranged in the second guide rail, the first fixing block is arranged between the third sliding block and the fourth sliding block, a threaded hole is formed in the fourth sliding block, the threaded rod penetrates through the threaded hole to be rotatably connected with the first fixing block, and the threaded rod is in threaded driving connection with the threaded hole.
Preferably, the end part, far away from the third slider, of the second guide rail is provided with a second fixed block, a small-diameter section is arranged at the position where the threaded rod is matched with the second fixed block, and the small-diameter section can be rotatably arranged in the second fixed block and is axially limited by the second fixed block.
Preferably, two ends of the first guide rail are respectively provided with a limiting structure for preventing the first sliding block or the second sliding block from sliding out of the first guide rail; and/or two ends of the second guide rail are respectively provided with a limiting structure for preventing the third sliding block or the fourth sliding block from sliding out of the second guide rail.
The application provides a fan elevating system, including base subassembly and fan subassembly, be connected through connecting rod, slider and threaded rod between base subassembly and the fan subassembly, connecting rod, slider and threaded rod form slider-crank mechanism, and drive fan subassembly reciprocates for the base subassembly, is provided with the through-hole that supplies the fan subassembly to pass through on the base subassembly. Fan elevating system sets up the through-hole that supplies the fan subassembly to pass through on the base subassembly, when needs fan subassembly descends, can drive base subassembly downstream through slider-crank structure, through the through-hole move down to the target location, when needs fan subassembly ascends, can through slider-crank structure rebound, through the through-hole move up to the target location, whole process all can provide power through the drive threaded rod, consequently make the whole lift process of fan subassembly all realize through mechanical drive, the operation is simple and convenient, time and labor saving, avoid the manpower incident to appear at the in-process of going up and down, make the operation safe and reliable more.
Drawings
FIG. 1 is a schematic structural view of a fan lift mechanism according to an embodiment of the present application with a fan in a raised position;
FIG. 2 is a schematic structural diagram of a fan lifting mechanism according to an embodiment of the present disclosure when a fan is in a descending state;
FIG. 3 is a schematic view of the internal structure of the first rail of the fan lift mechanism according to one embodiment of the present application;
FIG. 4 is a schematic view of the internal structure of a second rail of the fan lift mechanism according to an embodiment of the present application;
fig. 5 is a schematic view of an internal structure of a first link of a fan lifting mechanism according to an embodiment of the present application.
The reference numerals are represented as:
1. a base assembly; 2. a fan assembly; 3. a first link; 4. a second link; 5. a threaded rod; 6. mounting a plate; 7. a fan body; 8. a fan base; 9. a first guide rail; 10. a second guide rail; 11. a first slider; 12. a second slider; 13. a third slider; 14. a fourth slider; 15. a column; 16. a limiting rod; 17. a guide hole; 18. a support; 19. a flow guide ring; 20. a thin shaft section; 21. a flat bar; 22. a first fixed block; 23. a second fixed block; 24. a small diameter section.
Detailed Description
Referring to fig. 1 to 5 in combination, according to an embodiment of the present application, the fan lifting mechanism includes a base assembly 1 and a fan assembly 2, the base assembly 1 is connected to the fan assembly 2 through a connecting rod, a slider, and a threaded rod 5, the connecting rod, the slider, and the threaded rod 5 form a slider-crank mechanism, the fan assembly 2 is driven to move up and down relative to the base assembly 1, and the base assembly 1 is provided with a through hole for the fan assembly 2 to pass through.
Fan elevating system sets up the through-hole that supplies fan subassembly 2 to pass through on base subassembly 1, when needs fan subassembly 2 to descend, can drive base subassembly 1 downstream through the slider-crank structure, through the through-hole move down to the target location, when needs fan subassembly 2 to rise, can be through slider-crank structure rebound, through the through-hole move up to the target location, whole process all can provide power through drive threaded rod 5, consequently make the whole lift process of fan subassembly 2 all realize through mechanical drive, the operation is simple and convenient, time saving and labor saving, avoid the manpower incident to appear at the in-process of going up and down, make the operation safe and reliable more.
In one embodiment, the blower assembly 2 includes a mounting plate 6, a blower body 7 and a blower base 8, the blower body 7 being connected between the mounting plate 6 and the blower base 8, and a slider-crank mechanism disposed between the mounting plate 6 and the base assembly 1.
In one embodiment, the mounting plate 6 has a first guide rail 9, the base assembly 1 has a second guide rail 10, the first guide rail 9 and the second guide rail 10 are cooperatively disposed, the connecting rod includes a first connecting rod 3 and a second connecting rod 4 which are hinged, a first end of the first connecting rod 3 is slidably disposed in the first guide rail 9 through a first slider 11, a second end of the first connecting rod 3 is slidably disposed in the second guide rail 10 through a fourth slider 14, a first end of the second connecting rod 4 is slidably disposed in the first guide rail 9 through a second slider 12, a second end of the second connecting rod is slidably disposed in the second guide rail 10 through a third slider 13, the threaded rod 5 is in threaded driving connection with one of the sliders, the driving slider slides, and the up-down position of the fan assembly 2 is adjusted.
In this embodiment, the first guide rail 9 is welded and fixed on the mounting plate 6, and the second guide rail 10 is fixedly welded on the base assembly 1, so that the first guide rail 9 and the second guide rail 10 can be effectively fixed, and the bearing capacity of the first guide rail 9 and the second guide rail 10 during operation is ensured. In other embodiments, the first rail 9 and the second rail 10 may be fixed to the respective structures by means of, for example, bolting.
The two ends of the first guide rail 9 are respectively provided with a limiting structure for preventing the first sliding block 11 or the second sliding block 12 from sliding out of the first guide rail 9.
Two ends of the second guide rail 10 are respectively provided with a limiting structure for preventing the third slider 13 or the fourth slider 14 from sliding out of the second guide rail 10.
A first sliding block 11 and a second sliding block 12 which move in opposite directions are arranged in the first guide rail 9, a third sliding block 13 and a fourth sliding block 14 which move in opposite directions are arranged in the second guide rail 10, folded edges are respectively arranged on two sides of the first guide rail 9, or stop blocks are fixedly arranged on two sides of the first guide rail 9, and the folded edges can be used as limiting structures on the first guide rail 9 to prevent the first sliding block 11 and the second sliding block 12 from sliding out of the first guide rail 9. The two sides of the second guide rail 10 may also be respectively provided with a folded edge or a stop block, which may be used as a limit structure on the second guide rail 10 to prevent the third slider 13 and the fourth slider 14 from sliding out of the second guide rail 10.
In one embodiment, a stand column 15 is detachably arranged between the fan base 8 and the mounting plate 6, and the stand column 15 is fixedly arranged on the fan base 8 and can support the mounting plate 6. In this embodiment, by arranging the stand column 15 between the fan base 8 and the mounting plate 6, when the fan assembly 2 is in an ascending state, the stand column 15 is used for supporting the mounting plate 6 and the fan body 7 located on the mounting plate 6, and when the fan assembly 2 is in a descending state, the stand column 15 is used for bearing the fan base 8 and the fan body 7, so that the structural stability and reliability of the whole fan assembly 2 are ensured.
In one embodiment, a limiting rod 16 is fixedly disposed on the base assembly 1, a guide hole 17 is disposed on the mounting plate 6, and the limiting rod 16 is disposed through the guide hole 17. In this embodiment, the stopper rod 16 is provided at a diagonal position of the base unit 1, and a flap is provided at a corresponding position on the mounting plate 6, the flap protruding laterally from the side wall of the mounting plate 6, and the guide hole 17 is provided on the flap. Set up gag lever post 16 at base subassembly 1's diagonal position, can utilize two gag lever posts 16 to lead and spacing the upper and lower slip of mounting panel 6 to can prevent that fan subassembly 2 from appearing the skew or verting at the in-process that rises or descends.
In one embodiment, a bracket 18 is arranged around the through hole of the base assembly 1, and the bracket 18 can be fixedly connected with the blower base 8. In this embodiment, the at least two brackets 18 are disposed on two opposite sides of the through hole of the base assembly 1, so that the fan base 8 can be fixed by the brackets 18 from the two opposite sides of the through hole, and the fan base 8 can be fixed on the base assembly 1, thereby supporting and fixing the fan assembly 2.
In one embodiment, the bracket 18 is an L-shaped structure, lateral connecting holes are formed in a side plate of the bracket 18, a bottom connecting hole is formed in a bottom plate, and the bracket 18 is fixedly connected with the base assembly 1 through the bottom connecting hole and fixedly connected with the fan base 8 through the lateral connecting hole. In this embodiment, threaded connection holes are formed in the side wall of the fan base 8 corresponding to the lateral connection holes, threaded connection holes are formed in the surface of the base assembly 1 corresponding to the bottom connection holes of the support 18, and the support 18 is fixedly connected with the base assembly 1 and the fan base 8 through bolts.
In one embodiment, the fan assembly 2 further includes a flow guiding ring 19, and the fan body 7 is fixedly disposed on the mounting plate 6 through the flow guiding ring 19.
In one embodiment, the first slider 11, the second slider 12, the third slider 13 and the fourth slider 14 are all cylinders, the middle section of the cylinder has a thin shaft section 20, two ends of the first connecting rod 3 are respectively and rotatably connected with the thin shaft sections 20 of the first slider 11 and the fourth slider 14, and two ends of the second connecting rod 4 are respectively and rotatably connected with the thin shaft sections 20 of the second slider 12 and the third slider 13.
In this embodiment, the cylinder is used as the slider, so that the connecting rod rotates rather than slides when driving the slider to move, and thus, the frictional resistance of the slider during movement can be greatly reduced, the adjustment difficulty is reduced, the adjustment efficiency is improved, and useless work is reduced.
In order to conveniently realize the rotating fit between the connecting rod and the sliding block, the connecting rod is connected with the thin shaft section 20 by arranging the thin shaft section 20 on the sliding block, on one hand, the rotating connection between the connecting rod and the sliding block can be realized, and on the other hand, the characteristic that the diameter of the thick shaft sections at the two ends of the thin shaft section 20 is greater than that of the thin shaft section 20 can be utilized to limit the installation position of the connecting rod on the sliding block.
In one embodiment, two ends of the first link 3 and the second link 4 are respectively provided as flat rods 21, two ends of the first link 3 are rotatably connected with the thin shaft sections 20 of the first slider 11 and the fourth slider 14 through the flat rods 21, and two ends of the second link 4 are rotatably connected with the thin shaft sections 20 of the second slider 12 and the third slider 13 through the flat rods 21.
The positions, connected with the sliding blocks, of the two ends of the first connecting rod 3 and the second connecting rod 4 are set to be flat rods 21, the width of the first connecting rod 3 and the second connecting rod 4 at the matching position of the sliding blocks can be reduced, the occupied space of the connecting rods at the matching position is reduced, the sliding blocks are provided with enough arrangement space, meanwhile, the connecting rods can be effectively prevented from interfering when sliding along the sliding blocks in the guide rails, and the reliability of the movement of the crank-slider mechanism is guaranteed.
In this embodiment, the position of the spindle hole on the connecting rod, which is matched with the slider, needs to be determined according to the height between the mounting plate 6 and the base assembly 1.
In one embodiment, a first fixing block 22 is fixedly arranged in the second guide rail 10, the first fixing block 22 is arranged between the third slider 13 and the fourth slider 14, a threaded hole is arranged on the fourth slider 14, the threaded rod 5 passes through the threaded hole to be rotatably connected with the first fixing block 22, and the threaded rod 5 is in threaded driving connection with the threaded hole.
In this embodiment, one end of the threaded rod 5 is connected to the first fixing block 22 and can rotate relative to the first fixing block 22, the first fixing block 22 is fixed on the second guide rail 10, and the other end of the threaded rod 5 is made into an outer hexagonal shape, so that the threaded rod 5 can be operated conveniently, and the fan assembly 2 can be driven to ascend or descend.
In one embodiment, the end of the second guide rail 10 away from the third sliding block 13 is provided with a second fixed block 23, the position where the threaded rod 5 is matched with the second fixed block 23 is provided with a small-diameter section 24, and the small-diameter section 24 is rotatably arranged in the second fixed block 23 and is axially limited by the second fixed block 23.
The second fixing block 23 is fixed to the base assembly 1 by screw coupling. The left end and the right end of the first connecting rod 3 are respectively connected with a first sliding block 11 and a fourth sliding block 14 through hinges, the left end and the right end of the second connecting rod 4 are also respectively connected with a second sliding block 12 and a third sliding block 13 through hinges, namely the two connecting rods are in a crossed state in space and are connected through bolts.
In addition, will make into the structure of reducing with threaded rod 5 in the left side of hexagonal end, specific distance will be decided according to the distance of second guide rail 10 and base subassembly 1 front end, and fourth slider 14 is installed on threaded rod 5, has the hem in one side of second guide rail 10, puts the slider in second guide rail 10 earlier, later installs in threaded rod 5 reducing department by second fixed block 23, both can prevent fourth slider 14 roll-off, also can prevent that threaded rod 5 from breaking away from second guide rail 10 when the rotation. In this embodiment, since the second fixing block 23 can be used as a sliding limiting structure for the fourth slider 14, only one folded edge needs to be arranged on the sliding side of the third slider 13 to limit the third slider 13.
The first guide rail 9 and the second guide rail 10 are welded on the left side and the right side of the mounting plate 6 and the base assembly 1, the mounting mode of the two sides is consistent with that of the parts, and in order to avoid repetition, only the mounting shown on the left side is explained here. Carry out the same structure setting in fan both sides, mainly make fan subassembly 2 can be fast steady safe sinking, the structure is safe and reliable more. In addition, the length of the guide rail, the length of the connecting rod, the length of the threaded rod, the length of the external hexagonal end and the like in the application are determined according to the actual situation of the applied unit.
This patent assumes clockwise for the fan sinks, anticlockwise for the fan rises, and particular case should be decided according to the unit. The fan here is for example a centrifugal fan.
When the fan sinks, the vertical columns on the periphery of the fan assembly and the supports at the front end and the rear end are detached from the fan base. When the external force is applied to rotate clockwise and act on the hexagonal end of the threaded rod 5, the fourth slider 14 and the first connecting rod 3 move towards the position of the second fixed block 23 along the threads on the threaded rod 5, meanwhile, the first connecting rod 3 drives the first slider 11 to slide towards the opposite side of the fourth slider 14, the same second slider 12 and the same third slider 13 also slide towards the directions deviating from each other, and at the moment, the fan moves downwards along the limiting rod. When the first guide rail 9 on the mounting plate and the second guide rail 10 on the base assembly are in contact, the fan is considered to be in the extreme position of sinking, and thus the fan assembly 2 has completed the sinking process, as shown in fig. 2.
When the fan ascends and rotates the threaded rod 5 anticlockwise, the fourth slider 14 connected with the first connecting rod 3 moves towards the position of the first fixed block 22 along the threads on the threaded rod 5, meanwhile, the first connecting rod 3 drives the first slider 11 to slide towards the opposite side of the fourth slider 14, the same second slider 12 and the same third slider 13 also slide towards the direction deviating from each other, and at the moment, the fan moves upwards along the limiting rod. When the first connecting rod 3 and the second connecting rod 4 support the fan assembly 2 to move upwards to the limit of the length of the connecting rods, the fan assembly 2 completes the lifting process, as shown in fig. 1, and finally, the detached upright post 15 and the bracket 18 are installed on the fan base 8 for fixing the fan body 7.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (9)
1. A fan lifting mechanism is characterized by comprising a base assembly (1) and a fan assembly (2), wherein the base assembly (1) is connected with the fan assembly (2) through a connecting rod, a sliding block and a threaded rod (5), the connecting rod, the sliding block and the threaded rod (5) form a slider-crank mechanism, the fan assembly (2) is driven to move up and down relative to the base assembly (1), and a through hole for the fan assembly (2) to pass through is formed in the base assembly (1);
the fan assembly (2) comprises a mounting plate (6), a fan body (7) and a fan base (8), the fan body (7) is connected between the mounting plate (6) and the fan base (8), and the slider-crank mechanism is arranged between the mounting plate (6) and the base assembly (1);
the mounting plate (6) is provided with a first guide rail (9), the base assembly (1) is provided with a second guide rail (10), the first guide rail (9) and the second guide rail (10) are arranged in a matched mode, the connecting rod comprises a first connecting rod (3) and a second connecting rod (4) which are hinged, a first end of the first connecting rod (3) is slidably arranged in the first guide rail (9) through a first sliding block (11), a second end of the first connecting rod is slidably arranged in the second guide rail (10) through a fourth sliding block (14), a first end of the second connecting rod (4) is slidably arranged in the first guide rail (9) through a second sliding block (12), a second end of the second connecting rod is slidably arranged in the second guide rail (10) through a third sliding block (13), the threaded rod (5) is in threaded driving connection with one of the sliding blocks, the sliding blocks are driven to slide, and the up-down position of the fan assembly (2) is adjusted;
the first sliding block (11), the second sliding block (12), the third sliding block (13) and the fourth sliding block (14) are all cylinders, the middle section of each cylinder is provided with a thin shaft section (20), two ends of the first connecting rod (3) are respectively in rotary connection with the thin shaft sections (20) of the first sliding block (11) and the fourth sliding block (14), and two ends of the second connecting rod (4) are respectively in rotary connection with the thin shaft sections (20) of the second sliding block (12) and the third sliding block (13); the two ends of the first connecting rod (3) and the second connecting rod (4) are respectively arranged to be flat rods (21), the two ends of the first connecting rod (3) are connected with the thin shaft sections (20) of the first sliding block (11) and the fourth sliding block (14) in a rotating mode through the flat rods (21), and the two ends of the second connecting rod (4) are connected with the thin shaft sections (20) of the second sliding block (12) and the third sliding block (13) in a rotating mode through the flat rods (21).
2. The fan lifting mechanism according to claim 1, wherein a column (15) is detachably arranged between the fan base (8) and the mounting plate (6), and the column (15) is fixedly arranged on the fan base (8) and can support the mounting plate (6).
3. The fan lifting mechanism according to claim 1, wherein a limiting rod (16) is fixedly arranged on the base assembly (1), a guide hole (17) is formed in the mounting plate (6), and the limiting rod (16) penetrates through the guide hole (17).
4. The fan lifting mechanism according to claim 1, wherein a bracket (18) is arranged around the through hole of the base assembly (1), and the bracket (18) can be fixedly connected with the fan base (8).
5. The fan lifting mechanism according to claim 4, wherein the support (18) is of an L-shaped structure, lateral connecting holes are formed in side plates of the support (18), bottom connecting holes are formed in a bottom plate of the support, and the support (18) is fixedly connected with the base assembly (1) through the bottom connecting holes and fixedly connected with the fan base (8) through the lateral connecting holes.
6. The fan lifting mechanism according to claim 1, wherein the fan assembly (2) further comprises a guide ring (19), and the fan body (7) is fixedly arranged on the mounting plate (6) through the guide ring (19).
7. The fan lifting mechanism according to claim 1, wherein a first fixing block (22) is fixedly arranged in the second guide rail (10), the first fixing block (22) is arranged between the third slider (13) and the fourth slider (14), a threaded hole is formed in the fourth slider (14), the threaded rod (5) penetrates through the threaded hole to be rotatably connected with the first fixing block (22), and the threaded rod (5) is in threaded driving connection with the threaded hole.
8. The fan lifting mechanism according to claim 7, wherein a second fixing block (23) is disposed at an end of the second guide rail (10) far away from the third slider (13), and a small diameter section (24) is disposed at a position where the threaded rod (5) is engaged with the second fixing block (23), wherein the small diameter section (24) is rotatably disposed in the second fixing block (23) and is axially limited by the second fixing block (23).
9. The fan lifting mechanism according to claim 1, wherein two ends of the first guide rail (9) are respectively provided with a limiting structure for preventing the first slider (11) or the second slider (12) from sliding out of the first guide rail (9); and/or two ends of the second guide rail (10) are respectively provided with a limiting structure for preventing the third sliding block (13) or the fourth sliding block (14) from sliding out of the second guide rail (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111582431.XA CN114215781B (en) | 2021-12-22 | 2021-12-22 | Fan lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111582431.XA CN114215781B (en) | 2021-12-22 | 2021-12-22 | Fan lifting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114215781A CN114215781A (en) | 2022-03-22 |
| CN114215781B true CN114215781B (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111582431.XA Active CN114215781B (en) | 2021-12-22 | 2021-12-22 | Fan lifting mechanism |
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| Country | Link |
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| CN (1) | CN114215781B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045386A (en) * | 2022-12-05 | 2023-05-02 | 珠海格力电器股份有限公司 | Fan unit and air conditioner |
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| CN214499124U (en) * | 2020-10-22 | 2021-10-26 | 河北新陆科技有限公司 | Fire control smoke exhaust fan controlling means |
| CN215058468U (en) * | 2021-06-25 | 2021-12-07 | 苏州英维克温控技术有限公司 | Fan mounting structure |
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2021
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| CN208569531U (en) * | 2018-08-02 | 2019-03-01 | 南通薇星纺织科技有限公司 | A kind of computer multifunctional heat dissipation device |
| CN210035843U (en) * | 2019-05-22 | 2020-02-07 | 依米康科技集团股份有限公司 | Machine room air conditioner fan lifting device |
| CN213263512U (en) * | 2020-09-15 | 2021-05-25 | 四川易迈彦和医疗股份有限公司 | Convenient-to-fix channel detector |
| CN214499124U (en) * | 2020-10-22 | 2021-10-26 | 河北新陆科技有限公司 | Fire control smoke exhaust fan controlling means |
| CN215058468U (en) * | 2021-06-25 | 2021-12-07 | 苏州英维克温控技术有限公司 | Fan mounting structure |
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| CN114215781A (en) | 2022-03-22 |
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