CN110735592A

CN110735592A - automatic curtain

Info

Publication number: CN110735592A
Application number: CN201910848703.2A
Authority: CN
Inventors: 熊圣东; 俞月卫
Original assignee: Ningbo Xianfeng New Material Co Ltd
Current assignee: Ningbo Xianfeng New Material Co Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-01-31
Anticipated expiration: 2039-09-09
Also published as: CN110735592B; WO2021047511A1

Abstract

The invention discloses automatic curtains, which belong to the technical field of curtains and solve the problems of large energy consumption and inconvenient installation and disassembly of the existing automatic curtains.

Description

automatic curtain

Technical Field

The invention relates to the technical field of curtains, in particular to automatic curtains.

Background

The automation of the curtain is also wide market prospect, but most of the current patents related to the automatic curtain are from top to bottom, and the curtain is inferior to the curtain rolled from the side in terms of aesthetic property.

Disclosure of Invention

The present invention has been made in view of the above problems, and it is an object of the present invention to provide kinds of automatic window curtains which are less power consuming, easy to install and remove the curtain cloth, and beautiful in tightening the curtain cloth.

To achieve the above object, the present invention provides automatic window coverings, comprising:

the curtain cloth is provided with positioning rods and supporting rods on two sides;

the unfolding and folding assembly comprises a connecting rod, a sliding block and at least two connecting blocks, two ends of the connecting rod are respectively movably connected with the sliding block and the connecting blocks, threaded holes are formed in the sliding block, the rotating directions of the threaded holes formed in the two sliding blocks are opposite, and the two connecting blocks are respectively arranged on the positioning rod and the supporting rod;

the transmission assembly is provided with a screw rod shaft, the screw rod shaft is arranged between the positioning rod and the supporting rod, and the screw rod shaft penetrates through the threaded hole to be connected with the sliding block;

the positive and negative rotation motor is connected with the transmission assembly;

and the screw rod shaft is provided with threads which are meshed with the internal threads of the threaded hole.

According to the kinds of automatic window curtains, the automatic window curtains further comprise a fixing component and a roller component, wherein the fixing component comprises an upper edge fixing plate, a lower edge fixing plate and a side edge fixing plate, the roller component comprises a rolling shaft, two ends of the rolling shaft are provided with supporting plates, and two ends of the side edge fixing plate are connected with the two supporting plates.

According to the automatic window shades, the transmission assembly further comprises a bevel gear shaft, a second bevel gear shaft and a rack, wherein the second bevel gear shaft is meshed with the end of the bevel gear shaft , the other end of the second bevel gear shaft is meshed with the rack, and the rack is meshed with the screw shaft.

According to the kinds of automatic (window) curtains, be equipped with the shaft coupling on the motor that just reverses, the shaft coupling with bevel gear axle meets.

According to the kinds of automatic window curtains, the positioning rod is provided with a positioning through groove, the cord fabric end is wound on the rolling shaft, the end penetrates through the positioning through groove and is arranged at the end far away from the rolling shaft, and the support rod is arranged on the side edge of the cord fabric far away from the rolling shaft.

According to the kinds of automatic curtains, two ends of the positioning rod are respectively fixed on the end surfaces of the upper edge fixing plate and the lower edge fixing plate close to the rolling shaft.

According to the kinds of automatic window curtains, the side edges of the upper edge fixing plate and the lower edge fixing plate are provided with fixed slide rails, the fixed slide rails are provided with slide grooves, and two ends of the screw rod shaft are clamped in the slide grooves.

According to the kinds of automatic window curtains, the rack is arranged on the side edge of the sliding groove of the upper edge fixing plate, and protective shells are arranged on the outer sides of the bevel gear shaft and the second bevel gear shaft.

According to the kinds of automatic window curtains, the supporting plate is circular, the side of the supporting plate is provided with a groove, and an elastic restoring rope is arranged in the groove and connected with the rolling shaft.

According to automatic (window) curtains, connecting rod both ends all are equipped with through-holes, the connecting block with the slider both ends all are equipped with the second through-hole, the through-hole with the second through-hole intercommunication, the through-hole with the intercommunicating pore of second through-hole is equipped with the round pin axle.

The invention has the following beneficial effects:

1. the intermediate transmission assembly is provided with gears for transmission, and the torque required to be output by the motor can be adjusted by controlling the gear ratio between the gears, so that energy is saved.

2. When the screw rod shaft rotates, the sliding block moves towards the center or the edge of the screw rod shaft so as to drive the connecting rod to move, and when the connecting rod moves, the supporting rod is pushed or pulled to move outwards or inwards, so that the whole curtain cloth is driven to expand or contract, and the automatic operation from the side face is realized.

3. The elastic recovery rope is wound on the upper end of the rolling shaft, when the curtain cloth is pulled to move outwards, the elastic recovery rope can supply restoring forces to the curtain cloth, so that the curtain cloth is tight and attractive, and meanwhile, when the curtain cloth is rolled back, the elastic recovery rope can also supply rolling forces to the rolling shaft.

4. The upper edge fixing plate, the lower edge fixing plate and the side edge fixing plate are fixed on the windowsill through the expansion screws, so that a better fixing effect can be achieved, and the whole curtain is convenient to mount and dismount.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the transmission configuration of the present invention;

FIG. 3 is an exploded view of the connecting rod and slider of the present invention.

Detailed Description

The following is a description of the technical solution of the present invention with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, automatic window coverings include:

the curtain cloth 100, curtain cloth 100 both sides are equipped with locating lever 110 and bracing piece 120, and locating lever 110 and bracing piece 120 all play the supporting role to curtain cloth 100, prevent that it from falling down.

The unfolding and folding assembly 200 comprises a connecting rod 210, a sliding block 220 and at least two connecting blocks 230, two ends of the connecting rod 210 are movably connected with the sliding block 220 and the connecting blocks 230 respectively, namely two ends of the connecting rod 210 can rotate around the sliding block 220 and the connecting blocks 230, the sliding block 220 is provided with a threaded hole 221, the threaded holes 221 arranged on the two sliding blocks 220 have opposite rotating directions, the two connecting blocks 230 are arranged on the positioning rod 110 and the supporting rod 120 respectively, if four connecting rods 210 are arranged, parallelograms are defined by the connecting blocks, and two opposite angles are fixed on the positioning rod 110 and the supporting rod 120 through the connecting blocks 230.

In the transmission assembly 300, a screw shaft 310 is arranged on the transmission assembly 300, the screw shaft 310 is arranged between the positioning rod 110 and the support rod 120, the screw shaft 310 passes through the threaded hole 221 and is connected with the slider 220, when the slider 220 moves on the screw shaft 310, the slider 220 drives the connecting rod 210 connected with the slider to move, the angle between the connecting rod 210 and the screw shaft 310 is determined according to the moving direction of the slider 220, and then the curtain is unfolded or contracted, if the slider 220 moves towards the center of the screw shaft 310, the connecting rod 210 can unfold the support rod 120 outwards, and then the curtain 100 can be unfolded in steps.

The positive and negative rotation motor 400, the positive and negative rotation motor 400 is connected with the transmission assembly 300, and the positive and negative rotation motor 400 provides the positive rotation and negative rotation functions, so that the curtain can be conveniently furled.

The screw shaft 310 is provided with threads engaged with the internal threads of the threaded hole 221, and because the internal threads of the threaded holes 221 on the two sliders 220 are opposite in rotation direction, when the screw shaft 310 rotates, the two sliders 220 can simultaneously run towards the center of the screw shaft 310 or simultaneously run towards the two ends of the screw shaft 310, so that the connecting rods 210 on the two sides also move , and no interference motion is generated.

The curtain cloth curtain is characterized by further comprising a fixing assembly 500 and a roller assembly 600, wherein the fixing assembly 500 comprises an upper edge fixing plate 510, a lower edge fixing plate 520 and a side edge fixing plate 530, the roller assembly 600 comprises a rolling shaft 610, support plates 611 are arranged at two ends of the rolling shaft 610, two ends of the side edge fixing plate 530 are connected with the two support plates 611, the fixing assembly 500 is used for integrally fixing the curtain on a window sill, the side edge fixing plate 530 fixes the rolling shaft 610, the rolling shaft 610 is used for storing the curtain cloth 100, and when the curtain cloth 100 needs to be unfolded, the rolling shaft 610 is driven to roll to convey the curtain cloth 100, otherwise is achieved.

The transmission assembly 300 further comprises a second bevel gear shaft 320, a second bevel gear shaft 330 and a rack 340, wherein the end of the second bevel gear shaft 330 is meshed with the end of the th bevel gear shaft 320 , the other end of the second bevel gear shaft 330 is meshed with the rack 340, the rack 340 is meshed with the screw shaft 310, the motion of the th bevel gear is transmitted to the second bevel gear, the motion of the second bevel gear is transmitted to the rack 340, the rack 340 drives the screw shaft 310 to rotate, the torque required to be output by the forward and reverse motor 400 can be reduced by adjusting the gear ratio of the gears in the middle through meshing rotation, and the energy loss is reduced.

The positive and negative rotation motor 400 is provided with a coupler 410, the coupler 410 is connected with the -th bevel gear shaft 320, and the positive and negative rotation motor 400 provides power for the -th bevel gear shaft 320 through the coupler 410 to drive the -th bevel gear shaft 320 to rotate.

The positioning rod 110 is provided with a positioning through groove (not marked in the figure), the curtain 100 end is wound on the rolling shaft 610, the other end passes through the positioning through groove and is arranged at the end far away from the rolling shaft 610, the support rod 120 is arranged at the side edge of the curtain 100 far away from the rolling shaft 610, the curtain 100 is not easy to shift up and down after passing through the positioning groove, the positioning rod 110 can push the curtain 100 to prevent the curtain 100 from shifting, and meanwhile, the support rod 120 keeps the other end of the curtain 100 in a tight state to prevent the upper end of the curtain 100 from falling.

The two ends of the positioning rod 110 are respectively fixed on the end surfaces of the upper edge fixing plate 510 and the lower edge fixing plate 520 close to the rolling shaft 610, and after the positioning rod 110 is fixed, the positioning rod 110 can ensure that the curtain cloth 100 is fixed.

The fixed slide rails 540 are arranged on the side edges of the upper edge fixing plate 510 and the lower edge fixing plate 520, the slide grooves 541 are arranged on the fixed slide rails 540, two ends of the screw shaft 310 are clamped in the slide grooves 541, so that the screw shaft 310 can rotate and move left and right, but the up and down movement of the screw shaft 310 is limited, the curtain cloth 100 can be fixed through the matching of the screw shaft 310 and the connecting rod 210, when the curtain cloth 100 is made of hard materials, other fixing can be omitted, the curtain cloth 100 can be better fixed through the matching of the positioning rod 110, the supporting rod 120, the screw shaft 310 and the connecting rod 210, and when the curtain cloth 100 is made of soft materials, a guide rail needs to be additionally arranged on the side edge of the upper edge fixing plate 510, and the upper end of.

The rack 340 is arranged on the side of the sliding groove 541 of the upper edge fixing plate 510, the rack 340 is arranged just at the side of the screw shaft 310 to be conveniently meshed with the screw shaft, and the protective shell 350 is arranged on the outer sides of the th bevel gear shaft 320 and the second bevel gear shaft 330 to prevent other objects from being involved in gear meshing to cause transmission obstruction and gear damage.

The supporting plate 611 is circular, the lateral surface of the supporting plate 611 is provided with a -th groove (not marked in the figure), the -th groove is provided with an elastic restoring rope 620 connected with the rolling shaft 610, when the elastic restoring rope 620 is connected with the rolling shaft 610, restoring forces are provided for the elastic restoring rope, and the curtain cloth 100 is straightened, so that the curtain cloth is more attractive.

The two ends of the connecting rod 210 are both provided with th through holes 211, the two ends of the connecting block 230 and the sliding block 220 are both provided with second through holes 240, the th through hole 211 is communicated with the second through holes 240, the th through hole 211 is internally provided with a pin shaft 250 in the through hole of the second through hole 240, and the connecting rod 210 is movably connected with the connecting block 230 and the sliding block 220 through the pin shaft 250, so that the connecting rod 210, the connecting block 230 and the sliding block 220 can rotate conveniently.

According to the automatic curtains, the screw rod shaft is utilized to drive the sliding block to move, so that the movement connecting rod of the connecting rod is promoted to drive the supporting rod on the curtain to move, the curtain can be folded inwards or unfolded outwards, the curtain can be automatically opened and closed from the side, meanwhile, the gear transmission is arranged to transmit the movement to the screw rod shaft, and the torque required to be output by the forward and reverse rotating motor can be reduced by changing the gear ratio, so that the energy-saving effect is achieved.

The technical solutions of the present invention are explained in detail above with reference to the accompanying drawings, and the described embodiments are used to help understanding the idea of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

An automatic window covering of the type , comprising:

the curtain cloth is provided with positioning rods and supporting rods on two sides;

the unfolding and folding assembly comprises a connecting rod, a sliding block and at least two connecting blocks, two ends of the connecting rod are respectively movably connected with the sliding block and the connecting blocks, threaded holes are formed in the sliding block, the rotating directions of the threaded holes formed in the two sliding blocks are opposite, and the two connecting blocks are respectively arranged on the positioning rod and the supporting rod;

the transmission assembly is provided with a screw rod shaft, the screw rod shaft is arranged between the positioning rod and the supporting rod, and the screw rod shaft penetrates through the threaded hole to be connected with the sliding block;

the positive and negative rotation motor is connected with the transmission assembly;

and the screw rod shaft is provided with threads which are meshed with the internal threads of the threaded hole.
2. The automatic window curtain of claim 1, further comprising a fixing assembly and a roller assembly, wherein the fixing assembly comprises an upper edge fixing plate, a lower edge fixing plate and a side edge fixing plate, the roller assembly comprises a rolling shaft, two ends of the rolling shaft are provided with supporting plates, and two ends of the side edge fixing plate are connected with the two supporting plates.
3. The automatic window covering of claim 2, wherein the drive assembly further comprises a bevel gear shaft, a second bevel gear shaft and a rack gear, the second bevel gear shaft end is engaged with the bevel gear shaft end, the second bevel gear shaft end is engaged with the rack gear, and the rack gear is engaged with the screw shaft.
4. The automatic window curtain of claim 3, wherein a coupling is provided on the counter-rotating motor, the coupling being connected to the bevel gear shaft.
5. The automatic window curtain as claimed in claim 2, wherein the positioning rod has a positioning slot, the cord is wound around the rolling shaft, the is inserted through the positioning slot and is disposed at the end far away from the rolling shaft, and the support rod is disposed on the side of the cord far away from the rolling shaft.
6. The automatic window curtain of claim 5, wherein the two ends of the positioning rod are fixed on the end surfaces of the upper edge fixing plate and the lower edge fixing plate close to the rolling shaft respectively.
7. The automatic window curtain of claim 3, wherein the upper edge fixing plate and the lower edge fixing plate are provided with fixing slide rails on their sides, the fixing slide rails are provided with slide grooves, and both ends of the screw shaft are clamped in the slide grooves.
8. The automatic window curtain of claim 7, wherein the rack is disposed on the side of the chute of the upper edge fixing plate, and protective cases are disposed outside the bevel gear shaft and the second bevel gear shaft.
9. The automatic window covering of claim 2, wherein the supporting plate is circular, the supporting plate has a th groove on its side, and an elastic restoring rope is installed in the th groove to connect with the rolling shaft.
10. The automatic window curtain of claim 1, wherein the connecting rod has holes at both ends, the connecting block and the sliding block have second holes at both ends, the holes are connected to the second holes, and the holes are connected to the second holes by pins.