CN114890334A

CN114890334A - Outdoor installation equipment for air conditioner outdoor unit

Info

Publication number: CN114890334A
Application number: CN202210650184.0A
Authority: CN
Inventors: 孙大铭; 任伟娜; 张雅美; 吴琼宇; 周玮俐; 姚云英; 柴琪
Original assignee: Shandong Labor Vocational and Technical College
Current assignee: Shandong Labor Vocational and Technical College
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-08-12

Abstract

The invention discloses outdoor installation equipment for an air conditioner outdoor unit, which belongs to the technical field of air conditioner installation and comprises an operation platform, a supporting mechanism and a lifting mechanism; the supporting mechanism comprises an inner wall supporting frame, an outer wall supporting frame and a telescopic beam frame, one end of the telescopic beam frame is fixedly connected with the upper end of the inner wall supporting frame, the other end of the telescopic beam frame is rotatably connected with the upper end of the outer wall supporting frame, a slideway is arranged on the outer wall supporting frame, and the operation platform can move along the slideway; the lifting mechanism comprises a winch case and a winch used for lifting the operation platform, the winch case is fixed at the lower end of the inner wall support frame, a winch speed reduction motor and a winding drum of the winch are installed in the winch case, and a steel wire rope of the winch is connected with the operation platform. The air conditioner outdoor unit mounting device is compact in structure, convenient to carry and easy to mount, and an installer can mount the air conditioner outdoor unit on the equipment platform, so that the safety coefficient of outdoor operation is improved, and the labor intensity is reduced.

Description

Outdoor installation equipment for air conditioner outdoor unit

The technical field is as follows:

the invention belongs to the technical field of air conditioner installation, and particularly relates to outdoor installation equipment for an air conditioner outdoor unit.

Background art:

modern buildings are generally provided with air conditioners for adjusting and controlling parameters such as temperature, humidity and flow rate of indoor ambient air, and outdoor units of the air conditioners need to be installed outdoors, for example, the outdoor units of the air conditioners are installed on the outer walls of high-rise buildings. Generally, an installer needs to tie up a safety rope and climb over an outdoor installation platform to install an outdoor unit. If the air conditioner external unit is installed on the high-rise outer wall of an old community, particularly when an external unit placing platform is not available, an installer needs to perform suspension operation to complete the processes of punching, installing a support and the like, and finally the air conditioner external unit is placed on the support, the whole process is supported by a safety rope, and the risk coefficient of high-altitude operation is greatly increased. The air conditioner outdoor unit is delivered to the outside from the window and is also simply fixed through the rope and then slowly lowered, shaking of the outdoor unit is unstable, and the outdoor unit is heavy, so that great difficulty is brought to installation work.

The invention content is as follows:

the outdoor installation equipment for the air conditioner outdoor unit provided by the invention has the advantages that the structure is compact, the carrying is convenient, the installation is easy, workers can install the air conditioner outdoor unit on the equipment platform, the safety coefficient of outdoor operation is improved, the labor intensity is reduced, and the problems in the prior art are solved.

In order to achieve the purpose, the invention adopts the technical scheme that:

an outdoor installation device of an air conditioner outdoor unit comprises an operation platform, a supporting mechanism and a lifting mechanism; the supporting mechanism comprises an inner wall supporting frame, an outer wall supporting frame and a telescopic beam frame, one end of the telescopic beam frame is fixedly connected with the upper end of the inner wall supporting frame, the other end of the telescopic beam frame is rotatably connected with the upper end of the outer wall supporting frame, a slideway is arranged on the outer wall supporting frame, and the operation platform can move along the slideway; the lifting mechanism comprises a winch case and a winch used for lifting the operation platform, the winch case is fixed at the lower end of the inner wall support frame, a winch speed reduction motor and a winding drum of the winch are installed in the winch case, and a steel wire rope of the winch is connected with the operation platform.

The operation platform includes operation panel, carriage, balancing stand and pull rod axle, operation panel and carriage switching, the carriage with the slide of outer wall support frame forms the sliding pair, and the pull rod axle is fixed in the carriage upper end, and the one end of balancing stand is connected on the pull rod axle, and the other end of balancing stand is connected on the operation panel.

The folding mechanism is arranged on the operation platform and comprises a folding motor, a driving gear, a first driven gear, a second driven gear, a balance gear and a driven gear shaft, the first driven gear and the second driven gear are connected to two ends of the driven gear shaft, the driving gear and the balance gear are symmetrically arranged along the central line of the outer wall supporting frame, the driving gear is connected with the output end of the folding motor, the folding motor is arranged below the operation plate, the balance gear is rotatably connected below the operation plate, the driven gear shaft is connected with the sliding frame, the driving gear is meshed with the first driven gear, and the balance gear is meshed with the second driven gear; the balance frame comprises two groups of balance rods which are symmetrically arranged, each balance rod comprises a first connecting rod and a second connecting rod, one end of each first connecting rod is in switching connection with the pull rod shaft, the other end of each first connecting rod is connected with one end of each second connecting rod, and the other end of each second connecting rod is in switching connection with the operating plate.

The winding machine further comprises a first pulley block and a second pulley block, the winding speed reduction motor is a double-shaft extension speed reduction motor, the double-shaft extension ends of the winding speed reduction motor are respectively connected with a winding drum, a first pulley shaft is arranged on the upper portion of the inner wall support frame, a second pulley shaft is arranged on the telescopic beam, the first pulley block is arranged on the first pulley shaft, the second pulley block is arranged on the second pulley shaft, the steel wire rope is wound on the winding drum, and the leading-out end of the steel wire rope is connected to the pull rod shaft after passing through the first pulley block and the second pulley block.

The interior wall support frame sets up to two sets of scalable interior wall bracing pieces including the symmetry, and interior pole and the outer pole of interior wall bracing piece cup joint, sets up the interior wall stiffener between the outer pole of two sets of interior wall bracing pieces, and the outer pole lower extreme is equipped with the retaining member of fixing outer pole and interior pole.

The retaining member includes clamp, connecting axle, preforming, eccentric pressure cap and U-shaped spanner, and the clamp cup joints on the interior pole, the clamp both ends all are equipped with the engaging lug, all are equipped with the fixed orifices on two engaging lugs, and the two engaging lug outsides are fixed with the preforming respectively, and the both ends of connecting axle are worn out from the fixed orifices that corresponds respectively, and the both ends of U-shaped spanner are pressed the cap through eccentric and are connected with the both ends of connecting axle.

The telescopic beam frame comprises main beams, secondary beams and tensioning mechanisms which are symmetrically arranged into two groups, one end of each main beam is connected with the upper end of the outer wall supporting frame in a switching mode, the other end of each main beam is connected with one end of each secondary beam in an inserting mode, and the other end of each secondary beam is fixed at the upper end of the inner wall supporting frame; the tensioning mechanism comprises a tensioning wheel, a tensioning rope, a crank, a tensioning shaft and a ratchet device, wherein two ends of the tensioning shaft are respectively rotatably mounted on corresponding auxiliary beams, the tensioning wheel is symmetrically mounted on the tensioning shaft, the tensioning rope is wound on the tensioning wheel, the leading-out end of the tensioning rope is fixed on the second pulley shaft, the second pulley shaft is fixed on the main beam, the ratchet device comprises a ratchet wheel, a pawl and a sliding sleeve, the ratchet wheel is mounted on the tensioning shaft, the sliding sleeve is fixed on the inner wall support frame, the pawl and the sliding sleeve form a moving pair, a sliding groove is formed in one side of the sliding sleeve, a pressing finger extending out of the sliding groove is arranged on the pawl, a return spring is arranged between the pressing finger and the sliding sleeve, and the crank is connected to the end portion of the tensioning shaft.

The outer wall supporting frame is provided with a concave shaft matched with the arc-shaped head of the arc-shaped locking rod, the eccentric pressing rod is respectively connected with the arc-shaped locking rod and the main beam in a switching mode, the tail end of the eccentric pressing rod is provided with a pressing hole, and the stopping rod is movably arranged on the main beam and can be pushed to be matched with the pressing hole.

The folding motor is characterized in that a travel switch is arranged on the outer wall support frame, a stop block is correspondingly arranged on the operating plate, when the surface of the operating plate is parallel or perpendicular to the outer wall support frame, the stop block touches a mechanical contact of the corresponding travel switch, the contact of the travel switch acts, and the folding motor stops rotating through a control circuit.

The outer wall support frame comprises two outer wall support rods and a plurality of groups of outer wall reinforcing rods, the outer wall reinforcing rods are connected to the two outer wall support rods, the slide ways are arranged on the inner sides of the outer wall support rods, and the lower ends of the outer wall support rods are provided with limit blocks and trundles.

The invention adopts the structure, and has the advantages that:

according to the mounting equipment, the supporting mechanism is clamped on the inner wall and the outer wall of the windowsill, the working platform provides a temporary working platform, the working platform is lifted automatically, the safety rope is assisted, and the safety coefficient of high-altitude operation is improved through double insurance.

The operation platform is provided with the folding mechanism, so that the operation plate can be folded and retracted, the occupied space is reduced, and the operation platform is convenient to retract, transport and shift from the outside of the window; the balance frame increases the stability of the operation board during bearing.

The winch main body of the lifting mechanism is arranged at the lower end of the inner wall supporting frame, so that the balance weight of the inner wall supporting frame can be increased, the load difference between the indoor part and the outdoor part of the equipment in a working state is reduced, and the equipment is more stable in use.

The height of the inner wall support frame is adjustable, and the inner wall support frame can adapt to windowsills with different heights; the telescopic beam frame can be adjusted according to different windowsill widths; the tensioning mechanism can enable the telescopic beam frame to keep the length of the telescopic beam frame and enable the inner wall support frame and the outer wall support frame to be attached to the wall; the padlock mechanism can prevent the outer wall pole rotation with the outer wall bracing piece locking.

The outer wall support frame is provided with a travel switch, and the folding motor can be automatically turned off after the operation platform is unfolded or folded in place, so that the operation plate is prevented from rotating excessively; the limiting blocks at the lower ends of the outer wall supporting rods prevent the operation platform from descending beyond the rated stroke, and the trundles facilitate the integral movement of the equipment.

Description of the drawings:

fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a schematic view of a partial structure of a lifting mechanism according to an embodiment of the present invention.

FIG. 3 is a schematic structural diagram of a work platform according to an embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a locking mechanism according to an embodiment of the present invention.

Fig. 5 is a schematic view of a retaining member according to an embodiment of the present invention.

Fig. 6 is an enlarged schematic view at a in fig. 5.

Fig. 7 is an exploded view of a partial structure of a locker according to an embodiment of the present invention.

Fig. 8 is a partial structural schematic view of a tensioning mechanism in an embodiment of the invention.

FIG. 9 is a disassembled view of the ratchet device according to the embodiment of the present invention.

In the figure, 101, an operation plate, 102, a sliding frame, 103, a first connecting rod, 104, a second connecting rod, 105, a pull rod shaft, 106, a folding motor, 107, a driving gear, 108, a first driven gear, 109, a driven gear shaft, 110, a second driven gear, 111, a balance gear, 112, a lower stop and 113, an upper stop;

201. an outer rod, 202, an inner rod, 203, a locking member, 2031, a hoop, 2032, a connecting lug, 2033, a connecting shaft, 2034, a U-shaped wrench, 2035, an eccentric pressing cap, 2036, a pressing sheet and 204, an inner wall reinforcing rod;

301. an outer wall support rod 302, an outer wall reinforcing rod 303, a slide way 304, a caster 305, a limiting block 306 and a concave shaft;

401. the main beam, 402, the secondary beam, 403, a tension pulley, 404, a tension shaft, 405, a tension rope, 406, a crank, 407, an arc locking rod, 408, an eccentric compression rod, 409, a stop rod, 410, a fixed block, 411, a spacer block, 412, a pawl, 413, a pressure finger, 414, a sliding sleeve, 415, a sliding groove, 416, a ratchet, 417, a return spring;

501. the winch comprises a winch case 502, a winch speed reduction motor 503, a winding drum 504, a steel wire rope 505, a first pulley 506, a first pulley shaft 507, a second pulley 508, a second pulley shaft 509 and a winding drum shaft.

The specific implementation mode is as follows:

in order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.

As shown in fig. 1, the outdoor installation equipment of the air conditioner outdoor unit in the embodiment of the present invention includes a work platform, a supporting mechanism and a lifting mechanism. The supporting mechanism comprises an inner wall supporting frame, an outer wall supporting frame and a telescopic beam frame, one end of the telescopic beam frame is fixedly connected with the upper end of the inner wall supporting frame, the other end of the telescopic beam frame is rotatably connected with the upper end of the outer wall supporting frame, and the operation platform can move along the outer wall supporting frame. The lifting mechanism is used for lifting the operation platform.

The outer wall support frame of the embodiment is provided with a slide 303, the operation platform comprises an operation panel 101, a sliding frame 102, a balance frame and a pull rod shaft 105, the sliding frame 102 and the slide 303 of the outer wall support frame form a moving pair, the pull rod shaft 105 is fixed at the upper end of the sliding frame 102, one end of the balance frame is connected to the pull rod shaft 105, and the other end of the balance frame is connected to the operation panel 101. In view of the foldability of the work platform in this embodiment, the balance frame includes two symmetrically arranged balance bars, each balance bar is composed of a first link 103 and a second link 104, one end of the first link 103 is connected to the link shaft 105, the other end of the first link 103 is connected to one end of the second link 104, and the other end of the second link 104 is connected to the operation panel 101. The folding mechanism is arranged on the working platform and comprises a folding motor 106, a driving gear 107, a first driven gear 108, a second driven gear 110, a balance gear 111 and a driven gear shaft 109, wherein the first driven gear 108 and the second driven gear 110 are connected to two ends of the driven gear shaft 109, the driving gear 107 and the balance gear 111 are symmetrically arranged along the center line of the outer wall supporting frame, the driving gear 107 is connected with the output end of the folding motor 106, the folding motor 106 is installed below the operating plate 101, the balance gear 111 is rotatably connected below the operating plate 101, the driven gear shaft 109 is fixedly connected with the sliding frame 102 into a whole, and the operating plate 101 is rotatably connected with the sliding frame 102, so that the operating plate 101 can be rotatably connected onto the driven gear shaft 109, the driving gear 107 is meshed with the first driven gear 108, and the balance gear 111 is meshed with the second driven gear 110.

The winch of the embodiment comprises a winch case 501, a winch speed reduction motor 502, two winding drums, a first pulley block and a second pulley block, wherein the two winding drums comprise two winding drums 503, the first pulley block comprises two first pulleys 505, the second pulley block comprises two second pulleys 507, a first pulley shaft 506 is arranged on the upper portion of an inner wall support frame, a second pulley shaft 506 is arranged on a telescopic beam, the first pulley block is arranged on the first pulley shaft 506, the second pulley block is arranged on the second pulley shaft 506, a steel wire rope 504 is wound on the winding drums 503, and the leading-out end of the steel wire rope 504 is connected to a pull rod shaft 105 through the first pulley block and the second pulley block. In order to improve the lifting stability of the working platform, a double-shaft extending hoisting speed reduction motor and synchronous and homodromous double drums are arranged, each drum 503 comprises a drum body, a drum shaft 509, a connecting disc, a bearing support and the like, and the drum shafts 509 of the two drums 503 are respectively connected with the shaft extending ends of the hoisting speed reduction motors 502. The hoisting speed reduction motor 502 and the two winding drums 503 are both installed in the hoisting machine case 501, the steel wire ropes 504 on the two winding drums 503 keep applying force synchronously when the pull rod shaft 105 is lifted, and the operation platform is lifted stably.

For adapting to the windowsill with different heights, the inner wall support frame in this embodiment includes that the symmetry sets up to two sets of scalable inner wall bracing pieces, and interior pole 202 and outer pole 201 of inner wall bracing piece cup joint, sets up interior wall stiffener 204 between the outer pole 201 of two sets of inner wall bracing pieces, and outer pole 201 lower extreme is equipped with the retaining member 203 with outer pole 201 and interior pole 202 is fixed. Further, retaining member 203 here includes clamp 2031, connecting axle 2033, preforming 2036, eccentric pressure cap 2035 and U-shaped spanner 2034, clamp 2031 cup joints on interior pole 202, clamp 2031 both ends all are equipped with engaging lug 2032, all be equipped with the fixed orifices on two engaging lugs 2032, the piece 2036 is fixed with respectively in two engaging lug 2032 outsides, the fixed orifices that corresponds is worn out respectively from the both ends of connecting axle 2033, preforming 2036 is located fixed orifices top contactless connecting axle 2033, the both ends of U-shaped spanner 2034 are connected with the both ends of connecting axle 2033 through eccentric pressure cap 2035.

In order to enable the inner wall support frame and the outer wall support frame to clamp a wall body and adapt to windowsills with different widths, the telescopic beam frame in the embodiment comprises a main beam 401, an auxiliary beam 402 and a tensioning mechanism which are symmetrically arranged into two groups, wherein one end of the main beam 401 is connected with the upper end of the outer wall support frame in a switching mode, the other end of the main beam 401 is connected with one end of the auxiliary beam 402 in an inserting mode, and the other end of the auxiliary beam 402 is fixed to the upper end of an outer rod 201 of the inner wall support frame; the tensioning mechanism comprises a tensioning wheel 403, a tensioning rope 405, a crank 406, a tensioning shaft 404 and a ratchet device, two ends of the tensioning shaft 404 are respectively rotatably mounted on corresponding secondary beams 402, the tensioning wheel 403 is symmetrically mounted on the tensioning shaft 404, the tensioning rope 405 is wound on the tensioning wheel 403, the leading-out end of the tensioning rope 405 is fixed on a second pulley shaft 508, specifically, the second pulley shaft 508 is fixed on a main beam 401 of the telescopic beam frame, the ratchet device comprises a ratchet 416, a pawl 412 and a sliding sleeve 414, the ratchet 416 is mounted on the tensioning shaft 404, the sliding sleeve 414 is fixed on an outer rod 201 of the inner wall support frame, the pawl 412 and the sliding sleeve 414 form a moving pair, a sliding groove 415 is formed in one side of the sliding sleeve 414, a pressing finger 413 extending out of the sliding groove 415 is arranged on the pawl 412, a return spring 417 is arranged between the pressing finger 413 and the sliding sleeve 414, and the crank 406 is connected to the end of the tensioning shaft 404.

Because the outer wall support frame can rotate around the telescopic beam, the outer wall support frame extends out of the room and then rotates and is attached to the outer wall, and the outer wall support frame and the telescopic beam are fixed by the locking mechanism arranged on the telescopic beam frame. The locking mechanism comprises an arc-shaped locking rod 407, an eccentric pressing rod 408 and a stopping rod 409, a concave shaft 306 matched with the arc-shaped head of the arc-shaped locking rod 407 is arranged on an outer wall supporting frame, the eccentric pressing rod 408 is respectively connected with the arc-shaped locking rod 407 and a girder 401 in a switching mode, a pressing hole is formed in the tail end of the eccentric pressing rod 408, the stopping rod 409 is movably arranged on the girder 401 and can push the stopping rod 409 to be matched with the pressing hole, the front end of the eccentric pressing rod 408 is rotatably connected to the girder 401, and a certain distance is reserved between the switching position of the arc-shaped locking rod 407 and the eccentric pressing rod 408 and the front end of the eccentric pressing rod 408. An L-shaped fixing block 410 special for sliding the stop rod 409 is arranged on the main beam 401, the L-shaped fixing block 410 can support the tail end of the eccentric pressing rod 408, and a spacing block 411 is respectively arranged at the tail end and the middle position of the stop rod 409 so as to prevent the stop rod 409 from sliding off when being pulled out from the pressing hole. When the stop lever 409 is pushed to insert the front end into the press hole, the stop lever 409 can keep the eccentric press lever 408 parallel to the main beam 401 and still, and the arc-shaped locking lever 407 hooks the concave shaft 306.

Set up travel switch and lower travel switch on the outer wall support frame of this embodiment, correspond on the operation panel 101 and set up dog 112 and lower dog 113, when the face of operation panel 101 was parallel with the outer wall support frame, go up the mechanical contact that travel switch was touched to dog 112, the contact action of going up travel switch, make folding motor 106 stall through control circuit, when the face of operation panel 101 was perpendicular with the outer wall support frame, travel switch's mechanical contact was touched down to dog 113 down, travel switch's contact action down, make folding motor 106 stall through control circuit, prevent that work platform from rotating the excess, guarantee that work platform stops at accurate position. The outer wall support frame comprises two outer wall support rods 301 and a plurality of groups of outer wall reinforcing rods 302, the two ends of each outer wall reinforcing rod 302 are respectively connected to the two outer wall support rods 301, the rigidity of the outer wall support frame is enhanced, the slide rails 303 are arranged on the inner side of each outer wall support rod 301, and the lower ends of the outer wall support rods 301 are provided with limit blocks 305 and casters 304. The sliding frame 102 is matched with the slideways 303 on the two inner sides of the outer wall supporting frame, and the limiting blocks 305 can prevent the sliding frame 102 from falling off from the lower sides of the slideways 303; after the equipment is used up, the operation platform is folded, the outer wall supporting frame can be pushed, and the truckles are convenient for the whole equipment to enter and transfer.

The specific use method of the outdoor installation equipment of the air conditioner outdoor unit in the embodiment is as follows:

after the equipment is checked to be normal, preparation work is carried out. According to the height of the indoor wall and the height of the windowsill, the height of the inner wall support frame is adjusted, and the height is adapted by changing the position of the inner rod 202 relative to the outer rod 201. The U-shaped wrench 2034 is lifted upwards to drive the connecting shaft 2033 and the eccentric pressing cap 2035 to rotate by the U-shaped wrench 2034, the groove portion of the eccentric pressing cap 2035 is in contact with the pressing sheet 2036, the clamp 2031 is loosened, the distance between the two connecting lugs 2032 of the clamp 2031 is increased, and the height of the inner wall support frame can be adjusted easily at this moment. If the inner rod 202 extends out of the outer rod 201 to a longer extent, the winch can be started to reserve the rope for releasing, and a small ascending distance is reserved for the operation platform. After the adjustment targets in place, the lower end of the inner wall support frame contacts the indoor ground, the U-shaped wrench 2034 is pressed downwards, the U-shaped wrench 2034 drives the connecting shaft 2033 and the eccentric pressing cap 2035 to rotate, the protruding part of the eccentric pressing cap 2035 extrudes the pressing sheet 2036, the distance between the two connecting lugs 2032 of the clamp 2031 is reduced, the clamp 2031 is tightened, the clamp 2031 holds the inner rod tightly, and the inner rod 202 and the outer rod 201 of the inner wall support frame are locked relatively. The telescopic beam frame is placed on the windowsill, the outer wall supporting frame extends out of the window to the outside, the operation platform is in a folded state, and the locking mechanism is in an opened state.

Considering that the rotating outer wall support frame can normally rotate after being extended, the telescopic beam frame can be extended firstly, downward pressing force is applied to the pressing finger 413, the pressing finger 413 drives the pawl 412 to move downwards and compress the return spring 417, the pawl 412 is disengaged from the tooth socket of the ratchet 416, the rotating crank 406 drives the tensioning shaft 404 to rotate, the tensioning wheel 403 rotates to release the rope, the crank 406 and the pressing finger 413 are released, the pressing finger 413 moves along the sliding groove 415 under the action of the return spring 417, the pawl 412 is inserted into the tooth socket of the ratchet 416 again to limit the rotation of the ratchet 416 to release the rope, and further the rotation of the tensioning shaft 404 and the tensioning wheel 403 is limited. Because the winch is reserved for releasing the rope, the second pulley shaft 508 can be pushed, the main beam 401 moves outwards relative to the auxiliary beam 402, and the second pulley shaft 508 straightens the tension rope 405.

The outer wall supporting frame is rotated to be close to the outer wall, the outer wall supporting rod is perpendicular to the telescopic beam, the buckling and locking mechanism is closed, the arc-shaped buckling and locking rod 407 is buckled on the concave shaft 306 of the outer wall supporting rod, the arc-shaped head of the arc-shaped buckling and locking rod 407 hooks the concave shaft 306, the eccentric pressing rod 408 is rotated to be parallel to the main beam 401 of the telescopic beam, the stop rod 409 on the outer wall supporting frame is pushed, one end of the stop rod 409 is tightly matched with a pressing hole at the tail end of the eccentric pressing rod 408, the arc-shaped buckling and locking rod 407 buckles the concave shaft 306, and the outer wall supporting frame is fixed relative to the telescopic beam. The locking mechanism is changed from an open state to a closed state.

The telescopic beam frame is adjusted and tightened according to the width of the windowsill. And adjusting the relative positions of the main beam 401 and the auxiliary beam 402 according to the width of the windowsill so that the outer wall support frame is tightly attached to the outer wall. The handle 406 can be rotated to drive the tension shaft 404 to rotate and take up the rope, the pawl 412 slides along the back of the teeth of the ratchet 416, the leading-out end of the tension rope 405 pulls the second pulley shaft 508, and then the main beam 401 is driven to move relative to the auxiliary beam 402, so that the length of the telescopic beam frame is matched with the width of the windowsill. After the crank 406 stops rotating, the pawl 412 can prevent the ratchet 416 from reversely rotating, so that the main beam 401 and the secondary beam 402 are fixed relatively.

And after the preparation work is finished, the operation platform is changed from a folded state to a flattened state. The folding motor 106 is started to drive the driving gear 107 to rotate, the first driven gear 108 is meshed with the driving gear 107 externally, the driving gear 107 rotates around the first driven gear 108, the operating panel 101 rotates around the driven gear shaft 109, the balance gear 111 rotates around the second driven gear 110, when the operating panel 101 rotates to a position perpendicular to the outer wall supporting frame, the lower stop block 113 touches a mechanical contact of the lower travel switch, the contact of the lower travel switch acts, and the folding motor stops rotating through the control circuit. In the process, as the operation panel 101 is opened, two groups of balance bars in the balance frame follow, specifically, the first link 103 of the balance bars rotates around the pull rod shaft 105, the second link 104 rotates around the connection with the operation panel 101 until the first link 103 and the second link 104 are collinear, and the balance bars can maintain the plate surface of the operation panel 101 in a horizontal state and simultaneously play a role in pulling the operation panel 101. The outdoor installer can stand on the operation panel 101 after tying up the safety rope and properly lower the center of gravity of the body. The air conditioner outdoor unit with the rope and the safety belt fixed is placed on the tensioning shaft 404 and the second pulley shaft 508 from the window, the outdoor unit is pushed to slowly place the rope to move to the operation panel 101, and the outdoor unit can be transferred to the operation platform from the indoor after the outdoor unit bracket is completely installed.

The hoisting speed reduction motor 502 is started, power is transmitted to the corresponding winding drum shafts 509 from the double-shaft extending ends of the hoisting speed reduction motor 502 respectively to drive the winding drums 503 to rotate, the ropes of the winding drums 503 are unwound, the sliding frame 102 moves downwards along the slide ways 303 on the outer wall supporting frame under the action of loads applied by the operation platform, the pull rod shaft 105 at the upper end of the sliding frame 303 moves along the sliding frame 102, the steel wire rope 504 is pulled downwards by the pull rod shaft 105, the first pulley block and the second pulley block are tightly pressed by the steel wire rope 504, and movement cannot occur. When the position of the bracket of the air conditioner external unit is convenient for an outdoor installer to apply force, the indoor installer controls the hoisting speed reduction motor 502 to stop rotating.

After the air conditioner external unit bracket is installed, the air conditioner external unit with the rope and the safety belt fixed thereon is placed on the tensioning shaft 404 and the second pulley shaft 508 from the window, and the external unit is pushed to slowly lower the rope to move the external unit to the operation panel 101. After the air conditioner outdoor unit bracket is installed, the operation platform can be lifted, the outdoor unit is placed on the operation panel 101, then the operation platform is descended, and finally the air conditioner outdoor unit is transferred and fixed on the outdoor unit bracket by an outdoor installer.

After the air conditioner outdoor unit is installed, the winding speed reduction motor 502 is started to drive the winding drum 503 to rotate reversely, the winding drum 503 takes up the rope, the steel wire rope 504 presses the first pulley block and the second pulley block to slide and continuously wind the first pulley block and the second pulley block on the winding drum 503, the pull rod shaft 105 drives the sliding frame 102 to move upwards along the sliding way 303 under the lifting of the steel wire rope 504, and the operation panel 101 is lifted. After the lifting is in place, the winch is closed, after an outdoor installer safely returns to the indoor environment, the folding motor 106 is started to rotate reversely, the driving gear 107 is driven to rotate, the first driven gear 108 is meshed with the driving gear 107 externally, the driving gear 107 rotates around the first driven gear 108, the operating panel 101 rotates around the driven gear shaft 109, the balance gear 111 rotates around the second driven gear 110, when the operating panel 101 rotates to a position parallel to the outer wall supporting frame, the upper stop block 113 touches a mechanical contact of the upper travel switch, the contact of the upper travel switch acts, and the folding motor 106 stops rotating through the control circuit. The folding of the operation panel 101 also drives the balance frame to fold, and the work platform is changed to a folded state.

The locking mechanism is unlocked. The stop rod 409 is pulled out from the press hole, the tail end of the eccentric pressing rod 408 is lifted upwards, the eccentric pressing rod 408 is rotated, the connecting part of the arc-shaped locking rod 407 and the eccentric pressing rod 408 moves and is continuously close to the outer wall supporting rod, and the arc-shaped head part can be easily separated from the concave shaft 306 at the moment. After the arc-shaped locking bar 407 is rotated to be opened, the outer wall support frame is rotated to be retracted indoors. And closing the locking mechanism, and inclining the outer wall supporting frame to push the equipment to integrally move.

The above-described embodiments should not be construed as limiting the scope of the invention, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art. The details of the present invention are not described in detail, but are known to those skilled in the art.

Claims

1. The utility model provides an outdoor erection equipment of outer machine of air conditioner which characterized in that: comprises an operation platform, a supporting mechanism and a lifting mechanism; the supporting mechanism comprises an inner wall supporting frame, an outer wall supporting frame and a telescopic beam frame, one end of the telescopic beam frame is fixedly connected with the upper end of the inner wall supporting frame, the other end of the telescopic beam frame is rotatably connected with the upper end of the outer wall supporting frame, a slideway is arranged on the outer wall supporting frame, and the operation platform can move along the slideway; the lifting mechanism comprises a winch case and a winch used for lifting the operation platform, the winch case is fixed at the lower end of the inner wall support frame, a winch speed reduction motor and a winding drum of the winch are installed in the winch case, and a steel wire rope of the winch is connected with the operation platform.

2. The outdoor unit installation apparatus of an air conditioner as claimed in claim 1, wherein: the operation platform comprises an operation plate, a sliding frame, a balance frame and a pull rod shaft, the operation plate is connected with the sliding frame in a switching mode, the sliding frame and the sliding rail of the outer wall support frame form a moving pair, the pull rod shaft is fixed to the upper end of the sliding frame, one end of the balance frame is connected to the pull rod shaft, and the other end of the balance frame is connected to the operation plate.

3. The outdoor unit installation apparatus of an air conditioner as claimed in claim 2, wherein: the folding mechanism is arranged on the operation platform and comprises a folding motor, a driving gear, a first driven gear, a second driven gear, a balance gear and a driven gear shaft, the first driven gear and the second driven gear are connected to two ends of the driven gear shaft, the driving gear and the balance gear are symmetrically arranged along the central line of the outer wall supporting frame, the driving gear is connected with the output end of the folding motor, the folding motor is arranged below the operation plate, the balance gear is rotatably connected below the operation plate, the driven gear shaft is connected with the sliding frame, the driving gear is meshed with the first driven gear, and the balance gear is meshed with the second driven gear; the balance frame comprises two groups of balance rods which are symmetrically arranged, each balance rod comprises a first connecting rod and a second connecting rod, one end of each first connecting rod is in switching connection with the pull rod shaft, the other end of each first connecting rod is connected with one end of each second connecting rod, and the other end of each second connecting rod is in switching connection with the operating plate.

4. The outdoor unit installation apparatus of an air conditioner as claimed in claim 2, wherein: the winding machine further comprises a first pulley block and a second pulley block, the winding speed reduction motor is a double-shaft extension speed reduction motor, the double-shaft extension ends of the winding speed reduction motor are respectively connected with a winding drum, a first pulley shaft is arranged on the upper portion of the inner wall support frame, a second pulley shaft is arranged on the telescopic beam, the first pulley block is arranged on the first pulley shaft, the second pulley block is arranged on the second pulley shaft, the steel wire rope is wound on the winding drum, and the leading-out end of the steel wire rope is connected to the pull rod shaft after passing through the first pulley block and the second pulley block.

5. The outdoor unit installation apparatus of an air conditioner as claimed in claim 2, wherein: the interior wall support frame sets up to two sets of scalable interior wall bracing pieces including the symmetry, and interior pole and the outer pole of interior wall bracing piece cup joint, sets up the interior wall stiffener between the outer pole of two sets of interior wall bracing pieces, and the outer pole lower extreme is equipped with the retaining member of fixing outer pole and interior pole.

6. The outdoor unit installation apparatus of an air conditioner as claimed in claim 4, wherein: the retaining member includes clamp, connecting axle, preforming, eccentric pressure cap and U-shaped spanner, and the clamp cup joints on the interior pole, the clamp both ends all are equipped with the engaging lug, all are equipped with the fixed orifices on two engaging lugs, and the two engaging lug outsides are fixed with the preforming respectively, and the both ends of connecting axle are worn out from the fixed orifices that corresponds respectively, and the both ends of U-shaped spanner are pressed the cap through eccentric and are connected with the both ends of connecting axle.

7. The outdoor unit installation apparatus of an air conditioner as claimed in claim 4, wherein: the telescopic beam frame comprises two groups of main beams, auxiliary beams and tensioning mechanisms which are symmetrically arranged, one end of each main beam is connected with the upper end of the outer wall support frame in a switching mode, the other end of each main beam is connected with one end of each auxiliary beam in an inserting mode, and the other end of each auxiliary beam is fixed to the upper end of the inner wall support frame; the tensioning mechanism comprises a tensioning wheel, a tensioning rope, a crank, a tensioning shaft and a ratchet device, wherein two ends of the tensioning shaft are respectively rotatably mounted on corresponding auxiliary beams, the tensioning wheel is symmetrically mounted on the tensioning shaft, the tensioning rope is wound on the tensioning wheel, the leading-out end of the tensioning rope is fixed on the second pulley shaft, the second pulley shaft is fixed on the main beam, the ratchet device comprises a ratchet wheel, a pawl and a sliding sleeve, the ratchet wheel is mounted on the tensioning shaft, the sliding sleeve is fixed on the inner wall support frame, the pawl and the sliding sleeve form a moving pair, a sliding groove is formed in one side of the sliding sleeve, a pressing finger extending out of the sliding groove is arranged on the pawl, a return spring is arranged between the pressing finger and the sliding sleeve, and the crank is connected to the end portion of the tensioning shaft.

8. The outdoor unit installation apparatus of an air conditioner as claimed in claim 7, wherein: the outer wall supporting frame is provided with a concave shaft matched with the arc-shaped head of the arc-shaped locking rod, the eccentric pressing rod is respectively connected with the arc-shaped locking rod and the main beam in a switching mode, the tail end of the eccentric pressing rod is provided with a pressing hole, and the stopping rod is movably arranged on the main beam and can be pushed to be matched with the pressing hole.

9. The outdoor unit installation apparatus of an air conditioner as claimed in claim 2, wherein: the folding motor is characterized in that a travel switch is arranged on the outer wall support frame, a stop block is correspondingly arranged on the operating plate, when the surface of the operating plate is parallel or perpendicular to the outer wall support frame, the stop block touches a mechanical contact of the corresponding travel switch, the contact of the travel switch acts, and the folding motor stops rotating through a control circuit.

10. The outdoor unit installation apparatus of an air conditioner as claimed in claim 2, wherein: the outer wall support frame comprises two outer wall support rods and a plurality of groups of outer wall reinforcing rods, the outer wall reinforcing rods are connected to the two outer wall support rods, the slide ways are arranged on the inner sides of the outer wall support rods, and the lower ends of the outer wall support rods are provided with limit blocks and trundles.