CN212130258U

CN212130258U - Automatic clutch and manual and electric integrated lifting door and window

Info

Publication number: CN212130258U
Application number: CN202020275752.XU
Authority: CN
Inventors: 黄海清
Original assignee: Guangzhou Haodi Window And Door Co ltd
Current assignee: Guangzhou Haodi Window And Door Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-12-11
Anticipated expiration: 2030-03-09

Abstract

The utility model discloses an automatic clutch and manual-electric integrated lifting door and window, the manual-electric integrated lifting door and window comprises a window frame/a door frame and a movable window sash which can slide up and down along the window frame/the door frame, a driving device is arranged in the movable window sash, the driving device comprises an automatic clutch, the automatic clutch comprises a clutch disc, a shifting block and an output disc, a chute which is arranged along the radial direction is arranged on the inner end surface of the clutch disc, a spherical steel ball which can roll along the chute is arranged in the chute, and a magnet is fixed at the lower end; the shifting block is provided with an arc part for pushing the spherical steel ball to roll along the sliding groove; a plurality of clamping grooves for clamping the spherical steel balls are uniformly distributed on the inner wall of the output disc; through the rotation of the shifting block, the arc part pushes the spherical steel ball to roll along the sliding groove and be clamped into or separated from the clamping groove, so that the shifting block is combined with or separated from the output disc. The utility model discloses a movable casement can electronic manual operation, convenient to use are realized to automatic clutch. In addition, the driving device can move along with the movable window sash, and maintenance is convenient.

Description

Automatic clutch and manual and electric integrated lifting door and window

Technical Field

The utility model relates to a door and window technical field, concretely relates to automatic clutch and manual electronic integrative lifting door and window.

Background

The lifting door and window adopts an opening mode of lifting up and down, can hover at any position, and has the advantages of good ventilation effect, good air tightness, no space occupation, convenience in cleaning and the like. In particular to a bidirectional lifting door window.

To this end, the chinese utility model patent CN 208564326U discloses a semi-automatic aluminum alloy sliding window, which comprises a window body part and a folding part, wherein the folding part comprises a driving part and an executing part, the driving part comprises a lifting motor, and the lifting motor is connected with a first rotating shaft; a first gear is fixed on the side part of the first rotating shaft and is meshed with a second gear; a second rotating shaft is fixed inside the second gear and is rotatably connected inside the first connecting box; the executing part comprises a steel wire rope which is wound at the bottom of the first rotating shaft and the second rotating shaft. This scheme is through two meshed first gears and second gear, drives first pivot and second pivot, utilizes a elevator motor to realize the steady lift of vertical sliding window. However, this solution has the following problems.

(1) The scheme can only be used for electric lifting, and when power is not supplied, the lifting door and window can not be lifted manually or electrically.

(2) The lifting motor and the driving part are arranged in the upper fixing frame, and the lifting door and window with larger height is inconvenient to manufacture, install, maintain and maintain.

Therefore, the existing electric lifting door and window needs to be improved so as to realize electric manual automatic switching operation and facilitate installation, maintenance and repair of the driving device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that current electronic lifting door and window can not manual and electronic integrative automatic switch-over lift, the inconvenient scheduling problem of drive arrangement installation, maintenance and maintenance.

In order to solve the above technical problem, the utility model discloses a technical scheme who adopts provides an automatic clutch, includes:

the clutch disc is fixed on the inner wall of the first box body, a sliding groove which is arranged along the radial direction is arranged on the inner end face of the clutch disc, a spherical steel ball which can roll along the sliding groove is arranged in the sliding groove, and a magnet is fixed at the lower end of the sliding groove;

the shifting block is arranged on the inner side of the clutch disc and matched with an output shaft of the speed reducer, and the side surface of the shifting block is provided with an arc part for pushing the spherical steel ball to roll along the sliding groove;

the output disc is used for outputting rotation, the outer end of the output disc is a circular sleeve, the outer end of the circular sleeve is open, and a plurality of clamping grooves used for clamping the spherical steel balls are uniformly distributed on the inner wall of the circular sleeve;

the shifting block and the clutch disc are arranged in the circular sleeve, and through rotation of the shifting block, the circular arc portion pushes the spherical steel ball to roll along the sliding groove and be clamped into or separated from the clamping groove, so that combination or separation of the shifting block and the output disc is realized.

In the above automatic clutch, preferably, the number of the sliding grooves is two or more.

In the above automatic clutch, preferably, an axial through hole is provided at a lower end of the chute, the magnet is fixed in the through hole, and an inner end surface of the magnet is flush with a bottom surface of the chute.

The utility model also provides a manual electronic integrative lifting door and window, including fixing window frame/door frame on the wall body, and can follow gliding movable sash about window frame/door frame still includes:

the driving device is fixed in the movable window sash and comprises a lifting motor, a planetary reducer, an automatic clutch and an output gear box which are sequentially connected in series, wherein the automatic clutch adopts the automatic clutch:

the transmission shaft is driven by the output gear box, is horizontally arranged, and has two end parts respectively extending out of two opposite side surfaces of the movable window sash and respectively fixing a gear;

the two racks are respectively fixed in the left and right inner side walls of the window frame/door frame, are meshed with the gear, and drive the movable window sash to move up and down along the window frame/door frame along with the rotation of the lifting motor; or manually moved up and down.

In the above manual and electric integrated sliding door and window, preferably, a sliding balancer is provided on the left and right inner side walls of the window frame/door frame.

In the above manual and electric integrated sliding door and window, preferably, the output gearbox includes:

the transmission mechanism comprises a first output gear and a second output gear which are meshed with each other, the first output gear is connected with an output shaft of the automatic clutch, a connecting through hole is formed in the axis of the second output gear, the transmission shaft is inserted into the connecting through hole and fixed with the second output gear, and two ends of the transmission shaft horizontally penetrate through the second box and then fixed with the gears.

In the above manual and electric integrated sliding door and window, preferably, a planetary reduction mechanism is provided in the planetary reducer, the planetary reduction mechanism and the automatic clutch are respectively disposed at two ends of an inner cavity of the first box body, and the lifting motor is fixed to an outer end face of an input end of the planetary reduction mechanism; the planetary reduction mechanism includes:

the input end of the first planet carrier is provided with a first planet wheel, and the axis of the output end of the first planet carrier is provided with a first sun wheel; an input sun gear is fixedly arranged on an output shaft of the lifting motor and is meshed with the first planet gear;

the input end of the second planet carrier is provided with a second planet wheel, the axis of the output end of the second planet carrier is provided with a second sun wheel, and the second planet wheel is meshed with the first sun wheel;

the input end of the output planet carrier is provided with a third planet gear, the axis of the output end of the output planet carrier is connected with the clutch, the first output gear is connected with the output end of the clutch, and the third planet gear is meshed with the second sun gear;

the inner wall of the first box body is provided with an inner gear ring, the first planet carrier, the second planet carrier and the third planet carrier are coaxially arranged, and the first planet wheel, the second planet wheel and the third planet wheel are all meshed with the inner gear ring.

At above-mentioned manual electronic integrative lift-draw door and window, preferably, still include the automatic take-up device of wire, set up in the upper ledge or the lower frame of window frame/door frame, be equipped with power source on the window frame/door frame, the automatic take-up device of wire includes:

a spring, one end of which is fixed with the upper frame or the lower frame;

the assembly pulley comprises movable pulley and first, second fixed pulley, the movable pulley with the other end of spring is fixed, first, second fixed pulley sets up side by side the tip of the side frame of window frame door frame, the wire sets up in the side frame of window frame door frame, one end with power source connection, the other end is walked around in proper order first fixed pulley the movable pulley with behind the second fixed pulley, with elevator motor's binding post connects.

In the above manual and electric integrated sliding door and window, preferably, the first and second fixed pulleys are disposed side by side up and down or disposed side by side left and right.

In the above manual and electric integrated lifting door and window, preferably, the door and window further includes a controller for starting or stopping the lifting motor.

Compared with the prior art, the utility model provides a scheme has following advantage.

(1) The automatic clutch pushes the spherical steel balls to roll along the sliding groove through the rotation of the shifting block, and the spherical steel balls are clamped into or separated from the clamping groove, so that the shifting block is combined with or separated from the output disc. The automatic lifting window has the advantages that the automatic switching between electric operation and manual operation is realized, the barrier that the electric lifting window can not be manually lifted is broken through, and the use is convenient.

(2) The driving device is provided with a transmission shaft driven by a lifting motor, two end parts of the transmission shaft respectively extend out of two opposite side surfaces of the movable window sash and are respectively fixed with a gear, and the two gears are respectively matched with racks fixed in the left and right inner side walls of the window frame/door frame to realize that the movable window sash is driven by two sides to move up and down along the window frame/door frame. The problem of adopt two elevator motor, unilateral driving motor produces great resistance because of the slope of removal in-process glass window frame after probably damaging, leads to scrapping is overcome.

(3) The existing form of setting up elevator motor in the upper ledge of window frame or door frame, the installation, need ascend a height when maintaining. And the utility model discloses, drive arrangement sets up in the activity casement, can reciprocate along with the activity casement, can move the activity casement during maintenance and go on to suitable position, is convenient for maintain the maintenance.

In addition, in the preferred scheme, a low-power lifting motor can be loaded on the movable window sash through the lifting balancer to balance the movable window sashes with different weights, so that the movable window sash can move up and down stably, the resistance is reduced, the movable window sash is flexible to move, and the heavy movable window sash can be driven by the direct-current low-power lifting motor.

Moreover, remote control is facilitated, and the Internet of things is really realized through various sensors and voice control schemes.

Drawings

Fig. 1 is a schematic perspective view of a manual-electric integrated lifting door and window according to embodiment 1 of the present invention;

fig. 2 is a schematic perspective view of the driving device of the present invention;

fig. 3 is an exploded schematic view of the driving device of the present invention;

fig. 4 is a cross-sectional view of the driving device of the present invention;

FIG. 5 is a schematic view of the planetary reduction gear, automatic clutch and output gearbox of the present invention;

fig. 6 is an exploded schematic view (forward direction) of the automatic clutch according to the present invention;

fig. 7 is an exploded schematic view (reverse direction) of the automatic clutch according to the present invention;

fig. 8 is a cross-sectional view of the automatic clutch according to the present invention;

fig. 9 is a schematic view of a middle shifting block and a clutch disc of the present invention;

fig. 10 is a schematic view of a shift block and an output tray according to the present invention;

FIG. 11 is a schematic view of the middle shifting block of the present invention contacting with the ball-shaped steel ball;

fig. 12 is a schematic view of the middle shifting block pushing the spherical steel ball to be clamped into the clamping groove;

fig. 13 is a schematic view of the disengagement of the shifting block and the spherical steel ball of the present invention;

fig. 14 is a schematic view of an automatic wire tensioning device according to embodiment 2 of the present invention;

fig. 15 is a schematic structural view of an electric clutch lock of the present invention;

fig. 16 is a schematic view of the internal structure of the electric clutch lock of the present invention;

FIG. 17 is an enlarged view of portion A of FIG. 16;

FIG. 18 is an enlarged view of portion B of FIG. 16;

fig. 19 is a schematic view of a second driving mechanism of the present invention;

fig. 20 is a schematic view of a third driving mechanism of the present invention;

fig. 21 is a schematic view of a first telescopic rod of the present invention;

fig. 22 is a schematic view of the electric clutch lock of the present invention when the unlocking swing teeth are combined with the second driving gear;

fig. 23 is a schematic view of the electric clutch lock according to the present invention when the unlocking swing teeth and the locking swing teeth are disengaged from the second driving gear;

fig. 24 is a schematic view of the electric clutch lock according to the present invention when the locking swing teeth are engaged with the second driving gear;

fig. 25 is a schematic view of a lift balancer of the present invention;

fig. 26 is a schematic view of the internal structure of the pull-up balancer of the present invention;

fig. 27 is a schematic view of a slider of the middle lift balancer of the present invention.

Detailed Description

The utility model provides an automatic clutch and a manual and electric integrated lifting door and window using the automatic clutch, which can realize electric lifting through a lifting motor and realize manual lifting and hovering at will after power failure; in addition, the two sides of the transmission shaft driven by the lifting motor extend out of the movable window sash and are respectively meshed with the racks in the window frame for transmission, the movable window sash can stably move up and down by lifting the balancer, the resistance is reduced, the movement is flexible, and the maintenance is convenient. The invention is described in detail below with reference to the drawings and the detailed description.

Example 1.

As shown in fig. 1, the present invention provides a manual and electric integrated lifting door/window, which comprises a window frame/door frame 10 fixed on the wall, and a movable window sash 20 capable of sliding up and down along the slide rail on the inner side of the window frame/door frame 10.

The upper frame/door frame or the lower frame/door frame of the movable window sash 20 is internally and fixedly provided with a driving device 30, the driving device 30 is provided with a transmission shaft 40 driven by a lifting motor, the transmission shaft 40 is horizontally arranged, two end parts respectively extend out of two opposite side surfaces of the movable window sash 20 and are respectively and fixedly provided with a gear 50, the left inner side wall and the right inner side wall of the window frame/door frame 10 are respectively and fixedly provided with a rack 60, the gear 50 is mutually meshed with the rack 60, and the movable window sash 20 is driven to slide up and down along a slide rail on the inner side surface of the window frame/door frame 10 under the mutual action of the gear 50 and the rack 60 along with the rotation of the lifting motor so as.

The utility model discloses improved the design to drive arrangement 30, this drive arrangement 30 has automatic separation and reunion function, can realize automatically that electronic and manual automatic switch-over to utilize a elevator motor to realize two side outputs. In addition, the left and right inner side surfaces of the window frame/door frame 10 are respectively provided with a lifting balancer 80, and the movable window sash 20 can slide up and down along the window frame/door frame 10 through the lifting balancer 80, so that the movable window sash 20 can adapt to movable window sashes 20 with various weights, a lifting motor with small power can be used, and the movable window sash can be suspended at any position.

As shown in fig. 2 and 3, the driving device 30 includes a lift motor 31, a planetary reducer 32, an automatic clutch 33, and an output gearbox 34 connected in series in this order.

The outer end of the lifting motor 31 is fixedly provided with a first fixing plate 35, the outer end of the output gearbox 34 is provided with a second fixing plate 36, the second fixing plate 36 is simultaneously used as an outer end cover of the output gearbox 34, and the driving device 30 can be fixed in the upper sash frame or the lower sash frame of the movable sash 20 through the first fixing plate 35 and the second fixing plate 36.

As shown in fig. 4 and 5, the planetary gear reducer 32 includes a first case 321, and the planetary gear reduction mechanism and the automatic clutch 33 are respectively disposed at opposite ends of an inner cavity of the first case 321. An end cover 323 is arranged at the outer end of the first box 321, and the lifting motor 31 is fixed at the outer end of the end cover 323.

The planetary gear reduction mechanism includes a first planet carrier 3211, a second planet carrier 3212, and an output planet carrier 3213, and the first planet carrier 3211, the second planet carrier 3212, and the output planet carrier 3213 are coaxially arranged.

The input end of the first planet carrier 3211 is provided with a first planet wheel 3214, and the axis of the output end is provided with a first sun gear 3215; the input end of the second planet carrier 3212 is provided with a second planet wheel 3216, and the axis of the output end is provided with a second sun wheel 3217; the input end of the output planet carrier 3213 is provided with a third planet gear 3218, and the output end at the axis is connected with an automatic clutch 33.

An inner gear ring is arranged on the inner wall of the first box 321 where the planetary gear speed reducing mechanism is located, the first planet gear 3214, the second planet gear 3216 and the third planet gear 3218 are all meshed with the inner gear ring, the input sun gear 3220 is fixed on a transmission shaft of the lifting motor 21 and is meshed with the first planet gear 3214, the first sun gear 3215 is meshed with the second planet gear 3216, and the second sun gear 3217 is meshed with the third planet gear 3218.

The output gear box 34 includes a second case 341 in which a first output gear 3221 and a second output gear 3222 are engaged with each other, and the second case 341 is fixed to the first case 321. The first output gear 3221 is connected with an output shaft of the automatic clutch 33, a connecting through hole is formed in an axis of the second output gear 3222, the transmission shaft 40 is inserted into the connecting through hole and fixed with the second output gear 3222, and two ends of the transmission shaft respectively penetrate through the second case 341 and then fixed with the gear 50. The driving shaft 40 is located outside the first case 321.

The transmission shaft 40 and the second output gear 3222 may be matched in a spline or prism + cylindrical hole manner, so as to form a structural form that the transmission shaft 40 can be driven by the second output gear 3222 to rotate and can axially move.

As shown in fig. 6, 7, and 8, the automatic clutch 33 includes a clutch disc 331, a dial 332, an output disc 333, and a ball 334 and a magnet 335.

In the following description of the automatic clutch, the axially inner end (inner side) refers to an end facing the output gear case in the axial direction, and the axially outer end (outer side) refers to an end facing the planetary reduction gear. The lower end is the end facing the axial center along the radial direction, and the upper end is the end far away from the axial center.

The center of the clutch disc 331 is provided with a through hole through which the output shaft of the output planet carrier 3213 passes to be fixed with the shifting block 332. The clutch disc 331 is in interference fit with the inner wall of the first case 321 to keep the clutch disc 331 fixed, and the output shaft of the output planet carrier 3213 can rotate in the through hole in the center of the clutch disc 331. Two sliding grooves 336 are symmetrically arranged on the inner end surface (the end facing the output gearbox) of the clutch disc 331 along the radial direction, the sections of the sliding grooves 336 are semicircular and are matched with the spherical steel balls 334, and the lower ends (the end facing the axis) of the sliding grooves 336 are separated from the through hole in the center of the clutch disc 331 (namely the sliding grooves 336 are not communicated with the through hole). The lower end of the sliding groove 336 is provided with an installation hole arranged along the axial direction, the magnet 335 is fixed in the installation hole, the inner end surface is flush with the bottom surface of the sliding groove 336, and the rolling of the spherical steel ball 334 along the sliding groove 336 is not influenced. Each sliding groove 336 is internally provided with a spherical steel ball 334 which can roll (slide) along the length direction of the sliding groove 336, and when the spherical steel ball 334 slides to the lower end of the sliding groove 336, the magnet 335 is fixed at the lower end of the sliding groove 336 through suction force.

As shown in fig. 9 and 10, the shifting block 332 is a plate, the center of which is fixed to the output shaft of the output planet carrier 3213 and can rotate synchronously with the output planet carrier 3213, and the shifting block and the output planet carrier can be connected by a pin, a cylindrical hole, or the like. The shifting block 332 has a cylindrical central portion 3321, two protrusions 3322 protruding outward in the radial direction are provided on the outer circumferential surface of the central portion 3321, the two protrusions 3322 are symmetrically arranged in the circumferential direction, and the outer ends of the protrusions 3322 are semicircular and are in smooth transition connection with the central portion 3321 through an arc portion 3323. The arc portion 3323 is recessed toward the axis of the shifting block 332 for pushing the ball 334 to roll along the sliding groove 336.

The outer end (the end facing the planetary reducer) of the output disc 333 is a circular sleeve, the outer end is open, a plurality of clamping grooves 3331 are uniformly distributed on the inner wall of the circumference, the clamping grooves 3331 are axially arranged, and the section of each clamping groove 3331 is semicircular and is matched with the spherical steel ball 334. The inner end of the output disc 333 is closed, and a through hole is formed in the center, and is connected to the driving shaft 3223 of the first output gear 3221 in a matching manner, so as to drive the first output gear 3221 to rotate.

The shifting block 332 and the clutch disc 33 are arranged in the circular sleeve, and through rotation of the shifting block 332, the circular arc portion 3323 pushes the spherical steel ball 334 to roll along the sliding groove 336 and be clamped into or separated from the clamping groove 3331, so that the shifting block 332 and the output disc 333 are combined or separated. Therefore, automatic combination or disconnection between the planetary reducer and the output gear box is realized, two operation modes of electric operation and manual operation of the vertical sliding window are realized, and when the lifting motor is used for driving, the planetary reducer and the output gear box are automatically combined; after the lifting motor stops, the planetary reducer and the output gear box are automatically separated.

The operation and the working principle of the automatic clutch will be described in detail below with reference to fig. 11-13, taking electric lift as an example (forward rotation, i.e. clockwise rotation, of the lift motor).

In the scheme of the utility model, the controller for starting or stopping the lifting motor can be fixed on the window frame/door frame in a wired mode; also can adopt the long-range thing of APP to ally oneself with control, bluetooth remote control, various inductive control such as wind and rain, smog, temperature, fixed box control and handheld remote control.

When a lifting switch on the controller is pressed down, the lifting motor is started, and after the speed is reduced by the planetary reducer, the output shaft of the output planet carrier 3213 drives the shifting block 332 to rotate clockwise until the arc portion 3323 on the shifting block 332 contacts with the spherical steel ball 334, as shown in fig. 11.

The lifting motor continues to rotate, the spherical steel ball 334 overcomes the attraction of the magnet 335 to be separated from the magnet under the pushing of the arc portion 3323, and continues to move upwards (radially outer end) along the sliding groove 336 under the pushing of the arc portion 3323, finally, the upper half portion of the spherical steel ball 334 is clamped into the clamping groove 3331 on the inner wall of the output disc 333, and the lower half portion of the spherical steel ball 334 is located at the upper end of the arc portion 3323, as shown in fig. 12. Under the drive of the rotation of the shifting block 332, the spherical steel balls 334 drive the output disc 333 to rotate together with the shifting block 332, so that the combination of the planetary reducer and the output gearbox is realized.

When the stop switch on the controller is pressed down or the lifting switch is released, the lifting motor is controlled to rotate reversely for a period of time and then stop, the lifting motor rotates reversely to enable the shifting block 332 to rotate reversely for a certain angle, for example, rotate counterclockwise for 20-30 degrees, so that the circular arc portion 3323 is separated from the spherical steel ball 334, at this time, the thrust applied to the spherical steel ball 334 by the circular arc portion 3323 disappears, and then the spherical steel ball 334 moves (rolls) downwards along the sliding groove 336 under the action of the suction force of the magnet 335 and is finally fixed at the lower end of the sliding groove 336 by magnetic force, as shown in fig. 13. Disengagement of the planetary reducer from the output gearbox. At this time, the output disc 333 is freely rotatable, so that when an operator manually lifts or lowers the sash window, the transmission shaft 40 can drive the output gear box and the second and first output gears to rotate without transmitting the driving force to the planetary gear reducer and the lift motor, and the lifting or lowering can be arbitrarily manually operated.

To disengage the clutch, the time for the elevator motor to reverse can be determined based on the reduction ratio of the planetary gear set and the angle at which the paddle 332 disengages the ball 334.

In the above scheme, there are two sliding grooves 336 on the clutch plate, and two spherical steel balls 334 and two convex parts 3322 matched with the sliding grooves 336. In practical applications, the specific number is not limited to two, and may be only one, or two or more.

The elevator motor 21 is powered by an external power source, and for this purpose, a power interface is provided on the window/door frame 10, and the power interface is connected with the elevator motor 21 through a wire. If the maintenance is convenient, the power interface can be arranged on the lower frame; if it is considered to avoid the infiltration of rainwater, the power source interface may be provided on the upper frame of the window/door frame 10; it is also possible to provide the power interface on the side frame of the window/door frame 10.

The rack 60 may also be constructed as an elastic endless toothed belt.

The utility model discloses an automatic clutch has realized that reduction gear and output gear case's automation combines and throw off, both can electric drive, also can manually operation, convenient to use.

The utility model discloses a lift motor cooperation reducing gear box has realized by a lift motor drive transmission shaft two-way stretching out, and cooperation rack and pinion drive activity casement slides from top to bottom, and the motion is steady, and frictional force is little, removes in a flexible way, can not appear the jamming phenomenon, and has practiced thrift the cost.

Additionally, the utility model provides a drive elevator motor subassembly sets up in the activity casement, can remove along with the activity casement, compares in setting up elevator motor subassembly in the upper ledge of window frame/door frame, more conveniently installs, maintains and maintains.

The utility model provides an automatic clutch does not confine to and uses in fields such as electric door and window about, flat-open, also can be applied to multiple fields such as cabinet door, garage of sunshade, (window) curtain, household electrical appliances.

Example 2.

In order to avoid the lead from loosening and winding, the utility model discloses on embodiment 1's basis, designed the automatic straining device of lead, set up in the upper ledge or the lower ledge of window frame/door frame 10.

As shown in fig. 5, taking the example of being disposed in the upper frame of the window/door frame 10, the automatic wire tensioning device includes a spring 71 and a pulley block consisting of a movable pulley 72 and first and second fixed

pulleys

73, 74, the first and second fixed

pulleys

73, 73 being disposed side by side at the end of the side frame of the window/door frame 10. A fixed shaft 75 is arranged in the upper frame or the lower frame, one end of the spring 71 is fixed with the fixed shaft 75, the other end of the spring is fixed with the movable pulley 72, the lead 76 is arranged in the side frame of the side window frame/door frame 10, one end of the lead 76 is connected with a power interface, and the other end of the lead is connected with a wiring terminal of the lifting motor 21 after sequentially passing through the fixed pulley 73, the movable pulley 72 and the second fixed pulley 74.

When the movable window sash 20 moves downwards, the wire 76 pulls the movable pulley 72 to move towards the first fixed slide 73, and the spring 71 is tensioned to store energy, so that the wire 76 is kept in a tensioned state; when the movable window sash 20 moves upward, the spring 71 pulls the movable pulley 72 to move away from the first fixed slide 73, and the wire 76 can also be kept in a tensioned state. Thus, the wire 76 is always under tension, and does not become loose from being wound, whether the movable sash 20 is moved up or down.

The first fixed pulley 73 and the second fixed pulley 74 may be horizontally arranged side by side, or may be arranged side by side in the vertical direction.

In the embodiment, the conducting wire is always in a tensioned state through the conducting wire automatic tensioning device, so that the situation that the conducting wire is loosened and wound together to influence the movement of the movable window sash is avoided.

Example 3.

The utility model discloses, make the weight of casement even through carrying and drawing equalizer 80, can hover in the optional position. The lift balancer 80 may take the form of the lift balancers disclosed in CN209742589U and CN109458081A, or other structural forms such as those shown in fig. 25-27. Both ends of the transmission shaft 40 penetrate through the gear 50 and are fixed with the sliding blocks on the lifting balancer. By lifting the balancer 80, the window can be lifted manually with a small amount of force, and a low-power dc motor can be loaded on the window sash.

As shown in fig. 25 to 27, the lifting balancer includes a case 820 and a slider 810 disposed under the case 820, and a plurality of sets of coil springs 830 are provided in the case 820.

The slider 810 is disposed at the lower end of the case 820, grooves 811 are formed at the left and right sides of the slider 810, coil spring fixing portions 812 are formed at the lower portions of the grooves 811 to protrude outward, the coil spring fixing portions 812 are in a square prism shape, and coil spring fixing holes 813 are formed at the upper portions of the grooves 811. Each coil spring 830 is pulled out downwards from the box body 820, the tail end of each coil spring 830 extends out of the box body 820 and then is overlapped, a through hole matched with the coil spring fixing part 812 is formed in each coil spring 830, the tail end of each coil spring 830 is sleeved on the corresponding coil spring fixing part 812 and is fixed with the corresponding coil spring fixing hole 813 through a bolt, and the coil springs 830 are installed on the sliding blocks 810. The bottom end of the groove 811 on the slider 810 is inclined inwards, so that the tail end of the coil spring 830 can be conveniently attached to the groove 811, and the tail end of the coil spring 830 is prevented from being tilted to block the movement of the movable window sash or scratch a user.

Be equipped with shaft hole 814 on the slider 810, shaft hole 814 runs through the front and back terminal surface of slider 810, and the both ends of shaft hole 814 are equipped with bearing frame 841 respectively, are equipped with the stripe groove along circumference on the inner wall of bearing frame 841, and the internal diameter of shaft hole 814 is less than the internal diameter of bearing frame 841. When the power window sash lifting device is applied to electric lifting, a driving part of a power motor is connected with a shaft hole 814 through a bearing, the bearing is fixed with a bearing seat 841 through a stripe groove on the bearing seat 841, and the sliding block 810 is driven to slide, so that the movable window sash is driven to automatically lift. The top end of the slider 810 is provided with a buffer groove 815.

The box 820 is composed of a lower box 821 and an upper box, and the lower box 821 and the upper box are integrally formed. A plurality of lower shaft seats 841 are arranged in the lower box body 821, the upper box body is detachably arranged on the lower box body 821, upper fixed shafts matched with the lower shaft seats 841 are arranged on the bottom surface of the upper box body 822 opposite to the lower box body, the upper fixed shafts are inserted in the lower shaft seats 841 to form coil spring seats, and the coil springs 830 are fixed on the coil spring seats. The both ends of lower box body 821 and last box body are equipped with the buffer block 823 with buffer slot 815 looks adaptation, and when slider 810 slided to the one end of box body 820, buffer block 823 inserted in buffer slot 815, can play certain cushioning effect, reduces the collision of slider 810 and box body 820 to the life of extension slider 810 and box body 820. The upper box body 822 and the lower box body are provided with a plurality of limiting columns 824, the upper fixing shaft and the lower shaft seat 841 limit each coil spring 830 at corresponding positions, and the coil springs 830 can be effectively prevented from moving freely in the box body 820, so that the using effect is influenced.

According to the scheme, the force of the coil springs can ensure the stress balance of the movable door/window sash by utilizing the coil springs with different types and numbers, the coil springs can be selected according to the practical conditions of the size, the weight and the like of the window sash, and the flexibility and the convenience are further improved; the positioning piece is not needed, the problems caused by deformation and aging of the positioning piece are avoided, the structure is simpler, and the service life is effectively prolonged.

In addition, if the coil spring which is prepared for the first time cannot meet the balance of the movable door/window sash, the mounting seat reserved in the lifting balancer is used for increasing the coil spring to improve the pulling force of all the coil springs, so that the movable door/window sash is matched, and the movable door/window sash can be suspended at any position.

Example 4.

In order to ensure indoor safety, in this embodiment, an electric clutch lock 100 is provided on the upper frame or the lower frame of the movable window sash 20.

Fig. 1 shows that the power clutch lock 100 is disposed on the upper frame of the movable window sash 20. The electric clutch lock 100 has an automatic clutch function, can be automatically unlocked or locked by controlling a lock motor through a controller, and can also be manually unlocked or locked without using the controller. The specific structure and operation of the electric clutch lock 100 will be described in detail with reference to fig. 15-16.

As shown in fig. 15, the electric clutch locker 100 includes a lock body 110, an operating handle 120, and a telescopic lock bar 130. The lock body 110 is fixed on the upper frame of the movable window sash 20 through the mounting plate 140, the telescopic lock rod 130 functions as a bolt, the outer end of the telescopic lock rod is connected with an extension rod, the inner side walls of the left and right frames of the window frame/door frame 10 are respectively provided with a lock hole, the lock body 110 is internally provided with a lock cylinder, and the lock cylinder enables the telescopic lock rod 130 to extend or contract towards the left and right sides under the control of the operating handle 120 or the lock motor, so that the extension rod is inserted into or retracted from the lock hole, thereby realizing locking or unlocking.

As shown in fig. 16, the lock cylinder includes a lock motor 150, a first drive mechanism 160, a clutch mechanism 170, a second drive mechanism 180, and a deadbolt drive mechanism 190.

As shown in fig. 17, the first driving mechanism 160 includes a worm 161, a first duplicate gear 162, a second duplicate gear 163, and a third duplicate gear 164. The worm 161 is connected to an output shaft of the lock motor 150, a large gear of the first duplicate gear 162 is engaged with the worm 161, a small gear of the first duplicate gear 162 is engaged with a large gear of the second duplicate gear 163, a small gear of the second duplicate gear 163 is engaged with a large gear of the third duplicate gear 164, and a small gear of the third duplicate gear 164 is used for outputting rotation to the clutch mechanism 170.

As shown in fig. 18, the clutch mechanism 170 includes a lower gear 171, an upper gear 172, a swing frame 173, and swing teeth 174. The lower gear 171 and the upper gear 172 are coaxially and fixedly arranged, the lower gear 171 is meshed with a pinion in the third duplicate gear 164, the swing frame 173 is in a shape of a broken line, the center of the swing frame is fixed on a gear shaft of the upper gear 172, the two ends of the swing frame are respectively provided with an unlocking swing tooth 174 and a locking swing tooth 175, the upper gear 172 is respectively meshed with the unlocking swing tooth 174 and the locking swing tooth 175, and the unlocking swing tooth 174 and the locking swing tooth 175 are used for being in clutch with the second driving mechanism 180.

As shown in fig. 19, the second drive mechanism 180 includes a first drive gear 181 and a second drive gear 182 that are engaged with each other for transmitting the output rotation of the clutch mechanism 170 to the deadbolt drive mechanism 190.

As shown in fig. 20, deadbolt actuation mechanism 190 includes a third drive gear 191 and a fourth drive gear 192, fourth drive gear 192 being rotatably disposed within lock body 110. A square hole 193 is formed in the center of the third driving gear 191, and the operating handle 120 is inserted and fixed in the square hole 193 to rotate the third driving gear 191. The second driving gear 182 is coaxially and fixedly disposed with the third driving gear 191.

The telescopic lock lever 130 includes a first telescopic lock lever 131 and a second telescopic lock lever 132 respectively provided at left and right sides of the lock body 110.

As shown in fig. 21, the inner end of the first telescopic lock bar 131 is bent in a zigzag shape, and includes a connection portion 1312 and an outer end portion 1313 sequentially connected to the inner end portion 1311, the inner end portion 1311 and the outer end portion 1313 are parallel to each other, a first latch bolt rack is disposed on a side of the inner end portion 1311 facing the third driving gear 191, and a second latch bolt rack is disposed on a side of the outer end portion 1313 facing away from the third driving gear 191.

The outer end 1313 of the first telescopic lock rod 131 is opposite to the inner end of the second telescopic lock rod 132, a third bolt rack is arranged on the side of the inner end of the second telescopic lock rod 132 facing the first telescopic lock rod 131, and the fourth drive gear 192 is clamped between the outer end 1313 of the first telescopic lock rod 131 and the inner end of the second telescopic lock rod 132 and is respectively engaged with the second bolt tooth and the third bolt rack.

The operation of the electric clutch lock 100 is as follows.

(1) And (4) electrically unlocking.

When an unlocking button on the controller is pressed, the lockset motor 150 is started and rotates forwards, the first duplicate gear 162, the second duplicate gear 163 and the third duplicate gear 164 are driven to rotate along with the rotation of the worm 161, the third duplicate gear 164 drives the lower gear 171 and the upper gear 172 to rotate synchronously, then the swing frame 173 drives the unlocking swing teeth 174 to be combined with the first driving gear 181 along with the rotation of the upper gear 172, the locking swing teeth 175 are separated from the first driving gear 181, and as shown in fig. 22, the first driving gear 181 is driven to rotate, and the second driving gear 182 is driven to rotate clockwise. The second driving gear 182 drives the operating handle 120 and the third driving gear 191 to rotate, and the third driving gear 191 drives the first driving rack on the inner end 1311 of the first telescopic lock rod 131 to retract the first telescopic lock rod 131 inwards; meanwhile, the second driving rack on the outer end 1313 of the first telescopic lock rod 131 drives the fourth driving gear 192 to rotate, and the fourth driving gear 192 is matched with the third driving rack on the inner end of the second telescopic lock rod 132 to drive the second telescopic lock rod 132 to retract inwards. Then, the first and second telescopic lock bars 131 and 132 are retracted inward, so that the extension bars connected thereto are retracted inward and released from the locking holes formed in the inner sidewalls of the left and right side frames of the window/door frame 10, and the electric clutch lock is opened.

After the electric clutch lock is opened, the lock motor 150 rotates reversely by a certain angle, so that the unlocking swing teeth 174 and the locking swing teeth 175 in the clutch mechanism 170 are disengaged from the first driving gear 181 in the second driving mechanism 180, as shown in fig. 23. At this time, the operating handle 120 may be manually rotated to open and close the lock.

(2) And (6) electrically closing the lock.

When a lock closing button on the controller is pressed, the lockset motor 150 is started and rotates reversely, the first duplicate gear 162, the second duplicate gear 163 and the third duplicate gear 164 are driven to rotate along with the rotation of the worm 161, the third duplicate gear 164 drives the lower gear 171 and the upper gear 172 to rotate synchronously, then the swing frame 173 rotates along with the rotation of the upper gear 172, so that the unlocking swing tooth 174 is disengaged from the first driving gear 181, and the lock closing swing tooth 175 is combined with the first driving gear 181, as shown in fig. 25, and drives the first driving gear 181 to rotate, and further drives the second driving gear 182 to rotate anticlockwise. The second driving gear 182 drives the operating handle 120 and the third driving gear 191 to rotate, and the third driving gear 191 drives the first driving rack on the inner end 1311 of the first telescopic lock rod 131 to extend the first telescopic lock rod 131 outwards; meanwhile, the second driving rack on the outer end 1313 of the first telescopic lock rod 131 drives the fourth driving gear 192 to rotate, and the fourth driving gear 192 is matched with the third driving rack on the inner end of the second telescopic lock rod 132 to drive the second telescopic lock rod 132 to extend outwards. Then, the first telescopic lock rod 131 and the second telescopic lock rod 132 both extend outward, so that the extension rods connected to each extend outward and are inserted into the lock holes on the inner side walls of the left and right side frames of the window/door frame 10, and the electric clutch lock is locked.

After the electric clutch lock is locked, the lock motor 150 rotates forward by a certain angle, so that the unlocking swing teeth 174 and the locking swing teeth 175 in the clutch mechanism 170 are disengaged from the first driving gear 181 in the second driving mechanism 180. At this time, the operating handle 120 may be manually rotated to open and close the lock.

(3) When the lock is manually opened and closed, the clutch mechanism 170 is already disengaged from the second driving mechanism 180, so that the second driving gear 182 can be driven to rotate by operating the handle 120, and the subsequent actions are the same as those in (1) and (2).

The utility model discloses in, carry and carry out the switch of electronic separation and reunion tool to lock automatically when lifting door and window electric control.

(1) When the vertical sliding window is in a closed state, the lockset is in a locking state at the moment. When the lifting button of the vertical sliding window is pressed, the unlocking operation is firstly executed, the lock motor is started, the extension rod is pulled out from the lock hole, the lock motor rotates reversely, and the clutch mechanism 170 is disengaged from the bolt driving mechanism 190.

(2) The lifting motor is started to lift the movable window sash upwards to a specified position.

(3) When the vertical sliding window is in an opening state, the lockset is in an opening state at the moment. When the lifting window descending button is pressed down, the lifting motor is started, the movable window sash is lifted downwards, and when the movable window sash descends to the right position, the lock motor is started, so that the extension rod extends into the lock hole, then the lock motor rotates reversely, and the clutch mechanism 170 is disengaged from the bolt driving mechanism 190.

Synthesize above concrete embodiment, compared with the prior art, the utility model, have following advantage.

(1) The driving device has an automatic clutch function and can automatically realize the arbitrary switching between electric operation and manual operation.

(2) The driving device adopts a form of a bidirectional transmission shaft, the movable window sashes are driven by two sides to move up and down, the movement is stable, the friction force is small, and the movement is flexible.

(3) The left and right sides of the window are driven by the lifting motor to output balance, the potential safety hazard that the window sash is broken by force due to unbalance of the two sides when one motor is damaged and the other motor continues to work is avoided, and the cost is saved.

(4) The driving lifting motor component is arranged in the movable window sash and can move up and down along with the movable window sash, so that the installation, maintenance and repair are convenient.

(5) The weight of the movable window sash is uniform by lifting the balancer, a direct current lifting motor with low power and low current can be loaded on the movable window sash, and the movable window sash can be suspended at any position only by engaging and disengaging the driving motor.

(6) The electric clutch lock has a clutch function and can realize electric and manual switching.

(7) This control drive is integrative to be based on safe voltage, undercurrent, miniwatt direct current motor, the long-range thing of APP that realizes allies oneself with the control, bluetooth remote control, various induction control such as wind and rain, smog, temperature, fixed box control and handheld remote control.

The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.

Claims

1. An automatic clutch, comprising:

2. The automatic clutch according to claim 1, wherein the number of the sliding grooves is two or more.

3. The automatic clutch according to claim 1, wherein the lower end of the sliding groove is provided with an axial through hole, the magnet is fixed in the through hole, and the inner end surface is flush with the bottom surface of the sliding groove.

4. The utility model provides a manual electronic integrative lifting door and window, is including fixing window frame/door frame on the wall body, and can follow the gliding activity casement in window frame/door frame from top to bottom, its characterized in that still includes:

the driving device is fixed in the movable window sash and comprises a lifting motor, a planetary reducer, an automatic clutch and an output gear box which are sequentially connected in series, wherein the automatic clutch adopts the automatic clutch as claimed in claim 1:

5. The manual-electric integrated lifting door window as claimed in claim 4, wherein lifting balancers are provided on left and right inner sidewalls of the window frame/door frame.

6. The manual-electric integrated lifting door and window according to claim 4, wherein the output gear box comprises:

7. The manual and electric integrated lifting door and window according to claim 6, wherein a planetary reduction mechanism is arranged in the planetary reducer, the planetary reduction mechanism and the automatic clutch are respectively arranged at two ends of the inner cavity of the first box body in an opposite manner, and the lifting motor is fixed on the outer end face of the input end of the planetary reduction mechanism; the planetary reduction mechanism includes:

8. The manual-electric integrated lifting door window according to claim 4, further comprising an automatic wire tensioning device disposed in the upper frame or the lower frame of the window frame/door frame, wherein the window frame/door frame is provided with a power interface, and the automatic wire tensioning device comprises:

a spring, one end of which is fixed with the upper frame or the lower frame;

9. The manual-electric integrated lifting door window according to claim 8, wherein the first and second fixed pulleys are arranged side by side up and down or side by side left and right.

10. The manual-electric integrated lifting door and window as claimed in claim 8, further comprising a controller for engaging and disengaging, starting or stopping the lifting motor.