CN217102850U

CN217102850U - Lifting module, lifting mechanism and embedded air conditioner

Info

Publication number: CN217102850U
Application number: CN202220770322.4U
Authority: CN
Inventors: 张瑾
Original assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan HVAC Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan HVAC Equipment Co Ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-08-02
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a lifting module, elevating system and embedded air conditioner, lifting module include casing, line wheel, motor, rope and a detection subassembly, can set up lifting module at the air outlet of embedded air conditioner, are connected with the grid through the rope on the lifting module. The motor drives the wire wheel to rotate, so that the rope is wound on the wire wheel or is discharged from the wire wheel, and the grid can be correspondingly driven to ascend and descend. After the first detection component is triggered by the grille, the grille can be confirmed to ascend to the air outlet. Compare complex assembly pulley and link mechanism, this lifting module's structure is simpler, and the installation is convenient, possesses the less characteristics of occupation space.

Description

Lifting module, lifting mechanism and embedded air conditioner

Technical Field

The utility model relates to an air conditioner field, in particular to lifting module, elevating system and embedded air conditioner.

Background

The embedded air conditioner is applied to an environment with a large space such as a market, a large-scale venue, an office, a classroom and the like, is usually installed on a ceiling, and is popular among users due to the advantages of small floor space, large radiation area, good cooling/heating effect and the like. The dust filter net on the air inlet grille of the embedded air conditioner is full of dust after the air conditioner runs for a period of time, and the dust filter net needs to be detached for cleaning, otherwise, the efficiency and the service life of the air conditioner are affected, dust pollution is caused to the surrounding environment, and adverse effects are caused to the bodies of people living in the space. Because the ceiling or ceiling of the installation place of the embedded air conditioner is high, the embedded air conditioner is high away from the ground, and people cannot reach the ceiling, the air inlet grille needs to be put down through the lifting mechanism in the embedded air conditioner when the embedded air conditioner is cleaned. The existing lifting mechanism generally adopts a complex pulley block or connecting rod mechanism, and occupies large space of an internal machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lifting module, elevating system and embedded air conditioner aims at solving the current problem that elevating system occupies that the interior machine space is big.

In order to achieve the above object, the utility model provides a lifting module, include:

a housing;

the wire wheel is arranged in the shell;

the rope is wound on the periphery of the wire wheel, one end of the rope is installed on the wire wheel, and the other end of the rope is used for being connected with the grid;

the motor is arranged in the shell and used for driving the wire wheel to rotate so as to wind or release the rope, so that the grating ascends or descends;

the first detection assembly is arranged in the shell and used for detecting the distance between the grating and the shell; and when the distance is within the set range, the motor is turned off.

In one embodiment, the first detection assembly includes a first microswitch disposed in the housing, the lift module further including a controller;

when the grating rises and is in butt joint with the grating, the grating enables the first microswitch to be switched on, and the controller controls the motor to be switched off according to a signal of the first microswitch.

In an embodiment, a docking channel is arranged at the lower end of the shell, the docking channel is located below the first microswitch, a stopping column corresponding to the docking channel is arranged on the grating, and the stopping column enters the docking channel to contact with the first microswitch, so that the first microswitch is switched on.

In one embodiment, the elevator module further comprises a second detection assembly disposed on the housing, the second detection assembly being configured to detect whether the rope is tensioned, and the controller controls the motor to be turned off when the rope is detected to be in a slack state.

In one embodiment, the second detection assembly comprises a second microswitch positioned below the reel, the second microswitch being electrically connected to the controller; when the rope is tensioned, the rope is in contact with the second microswitch, so that the second microswitch is switched on, and when the rope is loosened, the rope is far away from the second microswitch, so that the second microswitch is switched off; and the controller controls the motor to be switched off according to the signal of the second microswitch.

In an embodiment, the second detection assembly includes a trigger disposed between the second microswitch and the rope, one end of the trigger is hinged to the housing, the other end of the trigger is provided with a limit groove for accommodating the rope, and a switch button of the second microswitch is supported against the trigger.

In one embodiment, one end of the rope is provided with a first connecting piece for being in butt joint with the grating, the other end of the rope is provided with a second connecting piece in butt joint with the wire wheel, the periphery of the wire wheel is provided with a wire accommodating groove for accommodating the rope, and the side wall of the wire accommodating groove is provided with a mounting hole in butt joint with the second connecting piece.

In an embodiment, the first connecting piece includes a first connecting portion and a second connecting portion, the first connecting portion and the second connecting portion are vertically arranged, the second connecting portion is connected with the rope, and a mounting seat for fixing the first connecting portion is arranged on the grille.

The utility model also provides an elevating system, including foretell lifting module.

The utility model discloses still provide an embedded air conditioner, including foretell lifting module.

The utility model discloses the setting includes casing, line wheel, motor, rope and the lift module of a detection subassembly, can set up lift module in the four corners department of the air outlet of embedded air conditioner, is connected with the grid through the rope on the lift module. The motor drives the wire wheel to rotate, so that the rope is wound on the wire wheel or is discharged from the wire wheel, and the grid can be correspondingly driven to ascend and descend. After the first detection component is triggered by the grille, the grille can be confirmed to ascend to the air outlet. Compare complex assembly pulley and link mechanism, this lifting module's structure is simpler, and the installation is convenient, possesses the less characteristics of occupation space.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a lifting module according to an embodiment of the present invention;

FIG. 2 is a front view of the lifting module of the embodiment of FIG. 1;

FIG. 3 is a rear view of the lift module of the embodiment of FIG. 1;

FIG. 4 is a schematic diagram of the construction of the cord in the embodiment of FIG. 1;

fig. 5 is a schematic structural diagram of a grid according to an embodiment of the present invention;

FIG. 6 is an enlarged view of the embodiment of FIG. 5 at grid A;

fig. 7 is a schematic structural diagram of a lifting mechanism according to an embodiment of the present invention.

The reference numbers illustrate:

the purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications such as up, down, left, right, front, and back … … are provided in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, such as "and/or" includes aspects, or aspects that are satisfied simultaneously. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a lifting module, refer to fig. 1 to 7, lifting module includes casing 10, line wheel 20, motor 60, rope 21 and first determine module. A pulley 20 provided in the housing 10; a rope 21 wound around the outer circumference of the pulley 20, one end of which is mounted on the pulley 20 and the other end of which is connected to the grating 50; a first detecting member disposed in the housing 10 for detecting a distance between the grill 50 and the housing 10; when the distance is within the set range, the motor 60 is turned off.

In the present embodiment, the housing 10 includes a mount 11, a first end cap 12, and a second end cap 12. Wherein, be provided with the spliced pole on the installed part 11, be provided with the connecting hole that corresponds with the spliced pole on the first end cover 12. The two can be fixedly connected through screws. In addition, the outer edge of the second end cap 13 is provided with a hook, the edge of the mounting member 11 is provided with a buckle adapted to the hook, and the mounting member 11 and the second end cap can be fixedly connected through the hook and the buckle.

The mounting member 11 is made of a plastic material, and a rotating shaft is disposed on the mounting member 11 and penetrates through the mounting member 11 to be rotatably connected with the mounting member 11. The reel 20 is located at one side of the mounting part 11 and is fixedly arranged at one end of the rotating shaft, the motor 60 is arranged at the other side of the mounting part 11 and is connected with the rotating shaft through a gear set, and the gear set can reduce the speed of the motor 60 and enlarge the torque. A miniature speed reducing motor 60 can also be directly connected with the rotating shaft to drive the reel 20 to rotate. The first end cap 12 is provided on the side of the mounting 11 for accommodating the reel 20. A second end cap 13 is provided on the other side of the mounting member 11 for receiving the motor 60 and the first sensing assembly. The rope 21 is wound around the periphery of the reel 20, one end of the telescopic rope is fixedly arranged on the reel 20, the other end of the telescopic rope is connected with the grid 50, and the rope 21 is a steel rope coated with a nylon layer. A first sensing assembly is provided on the mount 11 for interfacing with the grille 50 to sense the distance of the grille 50 from the housing 10.

In this embodiment, the air outlet of the embedded air conditioner is provided with a mounting groove for mounting the grille 50, and the mounting groove is used for accommodating the grille 50. The first detection component can adopt a microswitch, a photoelectric sensor or an ultrasonic sensor. The position of the grille 50 can be detected by using the mechanical structure of the microswitch, and when the grille 50 rises to the mounting groove to trigger the microswitch, the grille can be judged to be close to the shell 10 and enter a set interval. The motor 60 stops rotating or stops rotating after a certain period of time. The first detection component adopts a photoelectric sensor or an ultrasonic sensor and can be used for detecting the distance between the sensor and the grating 50, when the distance is smaller than a set distance, the grating 50 can be judged to enter the mounting groove, and the motor 60 stops rotating or stops rotating after continuously rotating for a certain time. In the embodiment, the size of the lifting module is about 106 × 53 × 29mm, and the lifting module can be conveniently used in various air conditioner models.

The utility model discloses the setting includes installed part 11, line wheel 20, motor 60, rope 21 and the lift module of a detecting component, can set up lift module in the four corners department of the air outlet of embedded air conditioner, is connected with grid 50 through the last rope 21 of lift module. The motor 60 drives the pulley 20 to rotate, so that the rope 21 is wound on the pulley 20 or is discharged from the pulley 20, and correspondingly, the grating 50 can be driven to ascend and descend. When the grille 50 triggers the first detecting element, it can be confirmed that the grille 50 is lifted to the air outlet, and the motor 60 stops rotating the grille 50 to stop lifting. Compare complex assembly pulley and link mechanism, this lifting module's structure is simpler, and the installation is convenient, possesses the less characteristics of occupation space.

In one embodiment, the first detecting component comprises a first microswitch 41 arranged on one side of the reel 20, and the lifting module further comprises a controller; when the grille 50 enters the mounting groove, the grille 50 triggers the first microswitch 41. In the present embodiment, the first micro switch 41 includes a switch button and a movable arm 42, the switch button and the movable arm 42 are disposed downward, the movable arm 42 is activated when the grill 50 enters the installation groove, and the movable arm 42 moves toward the switch button, thereby pressing the switch button to turn on the first micro switch 41. The controller controls the motor 60 to be turned off according to the signal of the first microswitch 41. Since the boom 42 has a certain stroke, the set pitch is within the range of the boom 42.

In an embodiment, the lower end of the mounting member 11 is provided with an abutting groove 13a, the abutting groove 13a is located below the first microswitch 41, the grid 50 is provided with a stop post 51 corresponding to the abutting groove 13a, and the stop post 51 enters the abutting groove 13a to trigger the first microswitch 41. In the present embodiment, the mounting member 11 is provided at its lower end with a docking slot 13a, the docking slot 13a is a first half slot, the first end cap 12 is provided at its lower end with a second half slot extending downwards, and the two corresponding half slots cooperate to form a docking channel for docking with the stop post 51. The upper port of the docking channel faces the first microswitch 41. When the grid 50 enters the mounting groove, the corresponding stop column 51 enters the docking channel and triggers the first microswitch 41, so that the first microswitch 41 is turned on. The detection result of the first microswitch 41 is more accurate by arranging the butt joint channel, and meanwhile, a certain limiting effect can be achieved on the grating 50. The lower end of the docking channel is flared to stop docking of the post 51.

Further, a stopper plate 11a is provided inside the mounting member 11, the stopper plate 11a is located above the abutting groove 13a, and the movable arm 42 of the first microswitch 41 is located between the upper end opening predicted stopper plates 11a of the abutting groove 13 a. The provision of the stopper plate 11a serves to prevent the stop post 51 from being excessively inserted, avoiding it from damaging the first microswitch 41.

In an embodiment, the lifting module comprises a second detection assembly arranged on the mounting 11 for detecting whether the rope 21 is tensioned. Upon detecting that the cord is in a slack condition, the controller controls the motor 60 to turn off. In this embodiment, the second detection component comprises a second microswitch 31 located below the reel 20, the second microswitch 31 is triggered when the rope 21 is tensioned, and the second microswitch 31 is disconnected when the rope 21 is slack. Specifically, the rope 21 extends vertically downward, the second microswitch 31 is disposed on one side of the rope 21, and the second microswitch 31 is preferably a roller lever type microswitch whose roller is in contact with the rope 21. When the rope 21 is tensioned, the rope 21 triggers a lever of the microswitch, so that the switch button is pressed down to switch on the microswitch. When the grille 50 is in a descending process and meets an obstacle, the rope 21 deviates from the second microswitch 31 when in a loose state, and the switch button resets and turns off the second microswitch 31. Whether the grating 50 is interfered in the lifting process can be detected by arranging the second microswitch 31, and when the interference exists, the controller can control the motor 60 to stop, so that the fault is avoided.

In an embodiment, the second detecting component includes a trigger 32 disposed on one side of the second micro switch 31, one end of the trigger 32 is hinged to the mounting member 11, the other end of the trigger 32 is provided with a limiting groove for accommodating the rope 21, and a switch button of the second micro switch 31 is supported against the trigger 32. In this embodiment, a trigger 32 may be further disposed between the rope 21 and the second microswitch 31, the trigger 32 is L-shaped, and its upper end is hinged to the mounting member 11, and the limiting groove is disposed at the other end. When the grille 50 descends, the motor 60 rotates anticlockwise, the trigger piece 32 is pressed down by the support of the steel wire rope, the second microswitch 31 is in a normally closed state in the descending process, when the grille 50 descends and meets an obstacle, the steel wire rope is loose, the trigger piece 32 is not stressed, the trigger piece 32 is jacked open by the second microswitch 31, the motor 60 stops rotating, and the grille 50 stops descending.

In one embodiment, one end of the rope 21 is provided with a first connecting piece 22 for butting with the grating 50, the other end of the rope 21 is provided with a second connecting piece 23 for butting with the reel 20, the periphery of the reel 20 is provided with a wire accommodating groove for accommodating the rope 21, and the side wall of the wire accommodating groove is provided with a mounting hole 20a for butting with the second connecting piece 23. In this embodiment, the line-accommodating groove surrounds a V-shaped groove provided on the outer periphery of the reel 20, and the mounting hole 20a is provided near the bottom of the line-accommodating groove. The mounting hole 20a is a round hole, the second connecting piece 23 is cylindrical and is matched with the mounting hole 20a, the two are in transition fit, and the second connecting piece 23 is clamped in the mounting hole 20a and is not easy to fall off.

In an embodiment, the first connecting element 22 is disposed in an L shape, one end of the first connecting element 22 is connected to the rope 21, and the grille 50 is provided with a mounting seat 52 that is in butt joint with the first connecting element 22. The mounting seat 52 may be disposed near four corners of the grill 50, one side wall of the mounting seat 52 being provided with a mounting groove extending vertically downward, and the other opposite side wall being provided with a through hole communicating with the mounting groove. The first connecting member 22 includes a first connecting portion and a second connecting portion that are vertically disposed and connected to each other, wherein an end of the second connecting portion is connected to the rope 21. The first connecting portion is disposed in the mounting groove, and the second connecting portion is disposed in the through hole. In addition, a wire-passing groove extending downward to the through hole may be provided at the top of the mounting seat 52, and the rope 21 may be put into the through hole from the top of the mounting seat 52 through the wire-passing groove when mounting. The cord 21 is then pulled to snap the first connection into the mounting slot. But mounting groove binding off sets up, realizes holding first connecting portion. The first connecting piece 22 and the second connecting piece 23 are arranged to facilitate the quick assembly and disassembly of the two ends of the rope 21 with the grating 50 and the reel 20 respectively. When the lifting mechanism is used for disassembling the grille 50, only the L-shaped first connecting piece 22 at the tail end of the rope 21 needs to be pulled out backwards, so that the grille 50 is convenient to clean.

The utility model discloses still provide a lifting mechanism, refer to fig. 1 to 7, including the lifting module and with the grid 50 that the rope 21 of lifting module is connected. In this embodiment the lifting mechanism comprises a mounting frame 70, on which mounting frame 70 at least three groups, here preferably four groups, of lifting modules are arranged. Four corners of the grille 50 are connected with four sets of ropes 21 correspondingly. In this embodiment, the housing 10 is provided with a mounting hole for connecting with the mounting frame 70, and the housing 10 can be fixedly mounted on the mounting frame 70 by a screw passing through the mounting hole.

The utility model discloses still provide an embedded air conditioner, refer to fig. 1 to 7, including the lifting module and with grid 50 that rope 21 is connected. In this embodiment, four sets of lifting modules may be disposed at four corners of the outlet of the embedded air conditioner, and the mounting seats 52 are disposed at four corners of the grille 50, respectively, so as to be connected to the ropes 21 of the lifting modules. The grating 50 is controlled by four lifting modules together, because 3 points form a plane, one steel wire rope in the four steel wire ropes is often in a loose state, the logic that an obstacle exists below the steel wire rope is judged to be, the number of the second micro switches 31 in the off state at the trigger 32 is more than or equal to 2, the motor 60 stops rotating, and the grating 50 stops descending. In this embodiment, the embedded air conditioner includes at least three sets of lifting modules. The number of the lifting modules is not limited to four, and three lifting modules also meet the use requirement. The three lifting modules are distributed in a triangular shape, so that the center of gravity of the grid 50 is stable.

The aforesaid is only the optional embodiment of the utility model discloses a to not consequently restrict the patent scope of the utility model, all be in the utility model discloses a under the utility model conceiving, utilize the equivalent structure transform of doing of the contents of the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A lifting module, comprising:

a housing;

the wire wheel is arranged in the shell;

2. The lift module of claim 1, wherein the first detection assembly includes a first microswitch disposed in the housing, the lift module further comprising a controller;

3. The lifting module according to claim 2, wherein a docking channel is provided at a lower end of the housing, the docking channel is located below the first microswitch, a stop post corresponding to the docking channel is provided on the grating, and the stop post enters the docking channel and contacts the first microswitch, so that the first microswitch is turned on.

4. The lift module of claim 1, further comprising a controller and a second sensing assembly disposed on the housing, the second sensing assembly configured to sense whether the cord is in tension, the controller controlling the motor to turn off when the cord is sensed to be in a slack condition.

5. The lift module of claim 4, wherein the second detection assembly includes a second microswitch positioned below the reel, the second microswitch being electrically connected to the controller; when the rope is tensioned, the rope is in contact with the second microswitch, so that the second microswitch is switched on, and when the rope is loosened, the rope is far away from the second microswitch, so that the second microswitch is switched off; and the controller controls the motor to be switched off according to the signal of the second microswitch.

6. The lifting module according to claim 5, wherein the second detection assembly comprises a trigger disposed between the second micro switch and the rope, one end of the trigger is hinged to the housing, the other end of the trigger is provided with a limit groove for accommodating the rope, and a switch button of the second micro switch is supported against the trigger.

7. The lifting module according to claim 1, wherein one end of the rope is provided with a first connecting piece for being butted with the grating, the other end of the rope is provided with a second connecting piece for being butted with the wire wheel, the periphery of the wire wheel is provided with a wire accommodating groove for accommodating the rope, and the side wall of the wire accommodating groove is provided with a mounting hole for being butted with the second connecting piece.

8. The lift module of claim 7, wherein the first connector includes a first connector portion and a second connector portion that are vertically disposed, the second connector portion being connected to the cord, and wherein the grid includes a mounting seat for securing the first connector portion.

9. A lifting mechanism, characterized in that it comprises a lifting module according to any one of claims 1-7.

10. A built-in air conditioner, characterized in that the lifting module according to any one of claims 1-7.