CN110192758B - Intelligent telescopic electric curtain rod - Google Patents
Intelligent telescopic electric curtain rod Download PDFInfo
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- CN110192758B CN110192758B CN201910349878.9A CN201910349878A CN110192758B CN 110192758 B CN110192758 B CN 110192758B CN 201910349878 A CN201910349878 A CN 201910349878A CN 110192758 B CN110192758 B CN 110192758B
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- rod
- steel wire
- wire rope
- rear end
- pulley
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47H—FURNISHINGS FOR WINDOWS OR DOORS
- A47H1/00—Curtain suspension devices
- A47H1/02—Curtain rods
- A47H1/022—Curtain rods extensible
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- Curtains And Furnishings For Windows Or Doors (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to an intelligent telescopic electric curtain rod, which is designed for solving the technical problems that the tightness and gravity of a steel wire rope in the existing similar products are adjusted, the fixing structure of the steel wire rope is not good enough, and further improvement is needed. One end of a steel wire rope of the curtain rod is fixed on a fixing block in a driven wheel mechanism through a horizontal driving wheel, a lining is fixedly arranged at a cover opening at one side of a rear end cover of the driven wheel mechanism, a rear end cover is arranged at the other side cover opening of the rear end cover, an adjusting bolt penetrates through the rear end cover, the fixing block in the rear end cover is connected with the lining, and a tightening adjusting spring is arranged on the outer diameter of the adjusting bolt between the lining and the fixing block; a steel wire rope at one end of the driven wheel mechanism sequentially passes through the upper part of the T-shaped gasket, the two sides of the adjusting bolt and the tightening adjusting spring, through holes at the two sides of the fixing block and fixing holes above the through holes of the fixing block through tightening screws after the driven wheels which are symmetrically and vertically arranged; the inner of the outer rod is provided with a collision stopping piece through which a steel wire rope passes, and an adjusting head at the bottom of the collision stopping piece extends out.
Description
Technical Field
The invention relates to a curtain rod, in particular to an intelligent telescopic electric curtain rod.
Background
The curtain rod is a rod for hanging and decorating curtains, generally needs to be cut into cross rods with corresponding lengths according to the width of a window, is divided into a bright rod and a dark rod, is used for installing curtains, reduces noise and directly irradiates light. The hidden rods are arranged in the curtain box, people cannot see the rods easily, and in order to facilitate the installation of the curtain rods, some curtain rods adopt telescopic structures; for example, the utility model is named as an electric curtain rod as the application number 201620064128.9 disclosed in the chinese patent document, the granted publication date 2016.08.24; the curtain rod comprises an electric track round rod, the electric track round rod comprises an inner rod and an outer rod, the lower ends of the inner rod and the outer rod are respectively provided with a groove, one end of the inner rod is sleeved inside the outer rod to form the electric track round rod, the inner rod is connected with the outer rod in a sliding manner, and the inner rod is manually driven by a pulley telescopic mechanism to slide in the outer rod; the electric curtain rod is simple in structure, length adjustment can be carried out according to requirements in the installation process, any adjustment on an internal structure is not needed, and the electric curtain rod is simple and convenient to install. However, the above-mentioned curtain rod lacks the tightness and gravity adjustment device of the steel wire rope, and its structure is to be further improved.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide an intelligent telescopic electric curtain rod for the field, so that the technical problems that the structural design of the existing similar products is poor, particularly the tightness and gravity adjustment of a steel wire rope and the fixing structural design of the steel wire rope are poor are solved. The purpose is realized by the following technical scheme.
An intelligent telescopic electric curtain rod, the cross bar of which comprises an inner bar and an outer bar, the inner bar and the outer bar are respectively rectangular, the top of the inner bar is provided with a guide groove, the inner wall of the top of the outer bar is provided with a raised guide rib, one end of the inner bar is sleeved with one end of the outer bar, the inner rod and the outer rod are sleeved and stretched through the guide grooves and the guide ribs, a positioning locking screw is arranged at the sleeved position of the outer rod, a driving wheel mechanism is arranged at the other end of the outer rod, a driven wheel mechanism is arranged at the other end of the inner rod, pulley clamps, an auxiliary pulley and a driving pulley are arranged at bottom sliding grooves of the inner rod and the outer rod, one side of each of inner and outer rod sliding grooves of the driving wheel mechanism and the driven wheel mechanism is respectively provided with a fixed clamp, one side of each of inner and outer rod sliding grooves of the driving wheel mechanism is also provided with a motor, a circuit board assembly is arranged in a housing of the motor, the motor is connected with the circuit board assembly through a circuit, and the circuit board assembly is provided with a power supply wiring hole; the motor shaft of the motor is connected with the inner steel wire rope of the outer rod through a horizontal driving wheel in a winding manner, the top of an inner rod opening of the outer rod and the inner rod sleeving part is provided with a guide wheel part, the two ends of the steel wire rope are fixed on the guide wheel part through vertical guide wheels of the guide wheel part, the other end of the steel wire rope is fixed on a fixing block in a driven wheel mechanism through the horizontal driving wheel, a gasket is fixedly arranged on one side cover opening of a rear end cover of the driven wheel mechanism, a rear end cover is arranged on the other side cover opening of the rear end cover, an adjusting bolt penetrates through the rear end cover, the fixing block in the rear end cover is connected with the gasket, the outer diameter of the adjusting bolt between the gasket and the fixing block is provided with a tightening adjusting spring, and a pulley clamp, an auxiliary movable pulley, a driving pulley is connected with the inner steel wire rope of the horizontal rod. Thereby the length of interior pole and outer pole is fixed the back, rotates the interior hexagonal of adjusting bolt on the rear end cover through the spanner and can strain the wire rope in the horizontal pole, and wire rope passes through the motor and can drive pulley clip and the initiative coaster shift position on the horizontal pole, and above-mentioned power wiring hole is 12V power wiring hole.
Pulley guide wheels are symmetrically arranged on two sides of the auxiliary movable pulley and the driving pulley in the inner rod and the outer rod, clamp guide wheels are symmetrically arranged on two sides of the pulley clamp, and the pulley guide wheels of the main movable pulley and the auxiliary movable pulley and the clamp guide wheels of the pulley clamp are arranged on steel wire ropes in the cross rod. So that the main and auxiliary movable pulleys and the pulley clamp slide on the cross rod through the steel wire rope.
The steel wire rope at the inner upper part of the cross rod is positioned above a rope groove at the top of the collision stopping part, and an adjusting head at the bottom of the collision stopping part extends out of bottom chutes of the inner rod and the outer rod. The collision stopping piece is used for gravity adjustment of the steel wire rope in the cross rod, and the condition that the gravity center sags due to overlong steel wire ropes is prevented.
A driven wheel is arranged in the rear end cover between the fixing block and the rear end cover, the steel wire rope sequentially passes through the upper part of the T-shaped gasket, the two sides of the adjusting bolt and the tightening adjusting spring, through holes on the two sides of the fixing block and a fixing hole which is symmetrically and vertically arranged and is fixed above the through hole of the fixing block through a tightening screw after the driven wheel. The stroke distance between the inner rod and the outer rod depends on the tightness of the adjusted steel wire rope, when the inner rod and the outer rod are stretched, the guide wheel part is driven in an auxiliary mode, the steel wire rope connected with the guide wheel part is stretched to achieve a telescopic structure, at the moment, the running steel wire rope connected with the horizontal driving wheel, the driven wheel and the floating wheel stretches the fixed stroke distance at the same time, and the floating wheel is a fixed guide wheel of the fixing part.
And a long hole is formed in the rear end cover corresponding to the upper part of the tightening screw, and the steel wire rope is wound in the fixing hole of the fixing block in a tightening manner to tighten the tightening screw. In the fixing hole of the fixing block or a steel wire rope winding piece is arranged, the screwdriver is inserted into the tightening screw through the long hole, and the tightening screw further tightens or releases the steel wire rope through the winding piece.
The wire rope of fixed block department extends to outside pole one side to the winding is fixed in the fixed guide pulley of interior mounting one end of interior pole, and the fixed guide pulley that the level set up offsets with the spacing groove of interior pole top inner wall both sides, and the wire rope one end wherein that is fixed in the guide pulley spare extends to the mounting, and is fixed in the fag end hole of the mounting other end.
The climbing piece is characterized in that climbing pieces are symmetrically arranged on two sides of a sliding groove in the bottom of the inner rod opening at the position where the outer rod is sleeved with the inner rod, and the climbing pieces are obliquely inserted into climbing pieces of the rod opening of the outer rod. Or a sleeve opening part is arranged at the rod opening of the inner rod, and the climbing sheet and the sleeve opening part are connected into a whole; the two structures are that the sleeve connection between the outer rod and the inner rod and the length adjustment are smoother. The climbing part is used for enabling the corresponding pulley and pulley to pass through the inner rod to the outer rod when the curtain rod runs, or enabling the outer rod to smoothly pass through the inner rod without obstruction.
And a circuit board assembly in the housing of the motor is provided with a mobile phone WIFI module. Therefore, the motor can be controlled to work through APP software in the smart phone.
And a remote control sensing module is arranged on a circuit board assembly in the housing of the motor. So that the work of the motor can be controlled by the remote controller.
The mounting bracket comprises an adjusting frame plate and a fixing bracket, the fixing bracket is L-shaped, one end of the adjusting frame plate is fixed on a housing of the driving wheel mechanism and a rear end housing of the driven wheel mechanism through screws, the other end of the adjusting frame plate is fixed on an adjusting hole at one end of the fixing bracket through screws, and the fixing bracket is at least provided with an adjusting hole. Thereby adjusting the distance between the curtain rod and the wall through the structure.
The invention has reasonable structural design, convenient installation and use, good stability and long service life; the intelligent telescopic electric curtain rod with the remote control function is suitable for being used as an intelligent telescopic electric curtain rod with the remote control function and the structural improvement of the similar products.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic sectional structure view of fig. 1.
Fig. 3 is a schematic view of the internal structure of fig. 1, in which the framing portion is enlarged, the outer rod is omitted, and the broken line is the inner rod.
Fig. 4 is a schematic diagram of a partially exploded construction of the driven wheel mechanism of fig. 1.
Figure number and name: 1. the device comprises a driving wheel mechanism, 2, a motor, 3, a driven wheel mechanism, 4, a mounting bracket, 5, a pulley clamp, 6, an auxiliary movable pulley, 7, an inner rod, 8, a driving pulley, 9, an outer rod, 10, a steel wire rope, 11, a collision stopping piece, 12, a guide wheel piece, 13, an adjusting bolt, 14, a fixing block, 15, a tightening adjusting spring, 16, a climbing piece, 17, a fixing piece, 18, a driven wheel, 19, a rear end cover, 20, a rear end cover, 21, an adjusting frame plate, 22, a fixing clamp, 23 and a lining.
Detailed Description
The construction and use of the invention will now be further described with reference to the accompanying drawings. As shown in fig. 1-4, the cross bar of the curtain rod comprises an inner bar 7 and an outer bar 9, the inner bar and the outer bar are respectively rectangular, the top of the inner bar is provided with a guide groove, the inner wall of the top of the outer bar is provided with a raised guide rib, when one end of the inner bar is sleeved with one end of the outer bar, the inner bar and the outer bar are sleeved and stretched through the guide groove and the guide rib, the sleeved part of the outer bar is provided with a positioning locking screw, and two sides of the inner wall of the top of the inner bar are provided with limit grooves. The other end of outer pole is equipped with action wheel mechanism 1, the other end of interior pole is equipped with from actuating mechanism 3, the bottom spout of interior pole and outer pole is equipped with pulley clip 5, vice running block 6 and initiative coaster 8, inside and outside pole spout one side of driving wheel mechanism and driven wheel mechanism is equipped with fixed clip 22 respectively, inside and outside pole spout one side of action wheel mechanism still is equipped with motor 2, be equipped with circuit board assembly in the housing of motor, the motor passes through the circuit and is connected with circuit board assembly, circuit board assembly is equipped with power wiring hole, and cell-phone WIFI module and remote control sensing module. A motor shaft of the motor is connected with an inner steel wire rope 10 of an outer rod in a winding way through a horizontal driving wheel, a guide wheel part 12 is arranged at the top of an inner rod opening at the sleeving part of the outer rod and the inner rod, two ends of the steel wire rope are fixed on the guide wheel part through a vertical guide wheel of the guide wheel part, and the other end of the steel wire rope is fixed on a fixed block 14 in a driven wheel mechanism 3 in a winding way through the horizontal driving wheel; meanwhile, the steel wire rope at the fixed block extends towards one side of the outer rod and is wound on a fixed guide wheel fixed at one end of the inner rod inner fixed part 17, and the horizontally arranged fixed guide wheel is abutted against limiting grooves at two sides of the inner wall of the top of the inner rod; and one end of the steel wire rope fixed on the guide wheel piece extends to the fixing piece and is fixed in the rope head hole at the other end of the fixing piece.
A lining 23 is fixedly arranged at one side cover opening of a rear end cover 20 of the driven wheel mechanism, a rear end cover 19 is arranged at the other side cover opening of the rear end cover, an adjusting bolt 13 penetrates through the rear end cover, a fixing block in the rear end cover is connected with the lining, and a tightening adjusting spring 15 is arranged on the outer diameter of the adjusting bolt between the lining and the fixing block. Meanwhile, a driven wheel 18 is arranged in the rear end cover between the fixing block and the rear end cover, the steel wire rope sequentially passes through the upper part of the T-shaped gasket, the two sides of the adjusting bolt and the tightening adjusting spring, through holes on the two sides of the fixing block and a fixing hole which is symmetrically and vertically arranged and is fixed above the through hole of the fixing block through a tightening screw after the driven wheel. The rear end cover corresponding to the upper part of the tightening screw is provided with a long hole, and the steel wire rope is wound in the fixed hole of the fixed block in a tightening manner to tighten or loosen the screw. Two pairwise symmetry in interior vice coaster of pole and the outer pole of the coaster of initiative coaster both sides is equipped with the coaster guide pulley, and the bilateral symmetry of pulley clip is equipped with the clip guide pulley, and the coaster guide pulley of initiative coaster and the clip guide pulley of pulley clip set up the wire rope in the horizontal pole. Meanwhile, a collision stopping part 11 is arranged in the outer rod between the auxiliary movable pulley of the inner rod and the driving pulley of the outer rod, the steel wire ropes on the inner lower portion of the cross rod penetrate through rope through holes symmetrically formed in two sides of the collision stopping part, the steel wire ropes on the inner upper portion of the cross rod are located above a rope groove in the top of the collision stopping part, and an adjusting head at the bottom of the collision stopping part extends out of bottom sliding grooves of the inner rod and the outer rod. Climbing pieces 16 are symmetrically arranged on two sides of a sliding groove at the bottom of the inner rod opening at the position where the outer rod is sleeved with the inner rod, and the climbing pieces are climbing pieces which are obliquely inserted into the rod openings of the outer rod. The mounting bracket comprises an adjusting frame plate 21 and a fixing bracket, the fixing bracket is L-shaped, one end of the adjusting frame plate is fixed on a housing of the driving wheel mechanism and a rear end housing of the driven wheel mechanism through screws, the other end of the adjusting frame plate is fixed on an adjusting hole at one end of the fixing bracket through screws, and the fixing bracket is at least provided with an adjusting hole.
During installation, the inner rod and the outer rod are stretched, and after the length is determined, the length position between the inner rod and the outer rod is fixed through a positioning locking screw at the sleeving position of the outer rod; then a screwdriver is inserted into the tightening screw through the long hole of the rear end cover, and the tightening screw is rotated to tighten the steel wire rope in the cross rod; and then the position between the adjusting frame plate and the fixing bracket on the mounting bracket is adjusted and fixed by screws, and the curtain rod can be mounted on the wall above the window through the mounting bracket. When the curtain rod is used, the charger is inserted into the power supply wiring hole of the driving wheel mechanism, the APP software in the remote controller or the smart phone controls the motor to work, and the curtain on the curtain rod can move. When the steel wire rope needs to be further tensioned, the adjusting bolt of the driven wheel mechanism is rotated through a spanner, and the collision stopping piece on the cross rod is moved. According to the structural characteristics and the use characteristics, a rechargeable lithium battery can be arranged on the circuit board assembly of the curtain rod.
Claims (5)
1. An intelligent telescopic electric curtain rod, the cross bar of the curtain rod comprises an inner bar (7) and an outer bar (9), the inner bar and the outer bar are respectively rectangular, the top of the inner bar is provided with a guide groove, the inner wall of the top of the outer bar is provided with a raised guide rib, when one end of the inner bar is sleeved with one end of the outer bar, the inner bar and the outer bar are sleeved and stretched through the guide groove and the guide rib, the sleeved part of the outer bar is provided with a positioning locking screw, the other end of the outer bar is provided with a driving wheel mechanism (1), the other end of the inner bar is provided with a driven wheel mechanism (3), the bottom chutes of the inner bar and the outer bar are provided with a pulley clamp (5), an auxiliary pulley (6) and a driving pulley (8), one sides of the inner bar chute and the outer bar of the driving wheel mechanism and the driven wheel mechanism are respectively provided with a fixing clamp (22), the motor is connected with the circuit board assembly through a circuit, and the circuit board assembly is provided with a power supply wiring hole; it is characterized in that a motor shaft of the motor (2) is connected with a steel wire rope (10) in an outer rod (9) in a winding way through a horizontal driving wheel, the top of an inner rod opening at the nesting position of the outer rod and an inner rod (7) is provided with a guide wheel piece (12), two ends of the steel wire rope are fixed on the guide wheel piece through a vertical guide wheel of the guide wheel piece, the other end of the steel wire rope is fixed on a fixed block (14) in a driven wheel mechanism (3) through the horizontal driving wheel, a facing (23) is fixedly arranged on a cover opening at one side of a rear end cover (20) of the driven wheel mechanism, a rear end cover (19) is arranged on the other side cover opening of the rear end cover, and an adjusting bolt (13) passes through the rear end cover, the fixed block in the rear end cover is connected with the gasket, a tightening adjusting spring (15) is arranged on the outer diameter of an adjusting bolt between the gasket and the fixed block, and the pulley clamp (5), the auxiliary movable pulley (6) and the driving pulley (8) are connected with a steel wire rope in the cross rod; a collision stopping part (11) is arranged in the outer rod between the auxiliary movable pulley (6) of the inner rod (7) and the driving pulley (8) of the outer rod (9), steel wire ropes (10) at the inner lower part of the cross rod penetrate through rope through holes symmetrically formed in two sides of the collision stopping part, the steel wire ropes at the inner upper part of the cross rod are positioned above a rope groove at the top of the collision stopping part, and an adjusting head at the bottom of the collision stopping part extends out of bottom sliding grooves of the inner rod and the outer rod; a driven wheel (18) is arranged in a rear end cover (20) between the fixed block (14) and the rear end cover (19), the steel wire rope (10) sequentially passes through the upper part of a T-shaped gasket (23), the two sides of an adjusting bolt (13) and a tightening adjusting spring (15), through holes in the two sides of the fixed block and fixing holes which are symmetrically and vertically arranged and are fixed above the through holes of the fixed block through tightening screws; a long hole is formed in the rear end cover (20) corresponding to the upper part of the tightening screw, and the steel wire rope (10) is wound in the fixing hole of the fixing block (14) in a tightening manner to tighten the tightening screw; the steel wire rope (10) at the position of the fixing block (14) extends towards one side of the outer rod (9) and is wound on a fixing guide wheel fixed at one end of a fixing piece (17) in the inner rod (7), the horizontally arranged fixing guide wheel is abutted against limiting grooves at two sides of the inner wall of the top of the inner rod, one end of the steel wire rope fixed on the guide wheel piece (12) extends towards the fixing piece and is fixed in a rope head hole at the other end of the fixing piece; the mounting bracket (4) comprises an adjusting frame plate (21) and a fixing bracket, the fixing bracket is L-shaped, one end of the adjusting frame plate is fixed on the housing of the driving wheel mechanism (1) and the rear end housing (20) of the driven wheel mechanism (3) through screws, the other end of the adjusting frame plate is fixed on an adjusting hole at one end of the fixing bracket through screws, and the fixing bracket is at least provided with an adjusting hole.
2. The intelligent telescopic electric curtain rod as claimed in claim 1, wherein the pulley guide wheels are symmetrically arranged on two sides of the auxiliary pulley (6) and the driving pulley (8) in the inner rod (7) and the outer rod (9), the clip guide wheels are symmetrically arranged on two sides of the pulley clip (5), and the pulley guide wheels of the main and auxiliary pulleys and the clip guide wheels of the pulley clip are arranged on the steel wire rope (10) in the cross rod.
3. The intelligent telescopic electric curtain rod as claimed in claim 1, wherein the outer rod (9) and the inner rod (7) are sleeved with a sliding groove at the bottom of the rod opening of the inner rod, and climbing pieces (16) are symmetrically arranged on two sides of the sliding groove, and are climbing pieces obliquely inserted into the rod openings of the outer rod.
4. The curtain rod as claimed in claim 1, wherein the circuit board assembly inside the housing of the motor (2) is provided with a mobile phone WIFI module.
5. The curtain rod as claimed in claim 1, wherein the circuit board assembly inside the housing of the motor (2) is provided with a remote sensing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910349878.9A CN110192758B (en) | 2019-04-28 | 2019-04-28 | Intelligent telescopic electric curtain rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910349878.9A CN110192758B (en) | 2019-04-28 | 2019-04-28 | Intelligent telescopic electric curtain rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110192758A CN110192758A (en) | 2019-09-03 |
| CN110192758B true CN110192758B (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910349878.9A Active CN110192758B (en) | 2019-04-28 | 2019-04-28 | Intelligent telescopic electric curtain rod |
Country Status (1)
| Country | Link |
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| CN (1) | CN110192758B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112773169A (en) * | 2019-11-07 | 2021-05-11 | 宁波利洋新材料股份有限公司 | Mounting rod assembly for mounting curtain |
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|---|---|---|---|---|
| CN2237998Y (en) * | 1995-05-31 | 1996-10-23 | 上海同新装饰用品有限公司 | Telecontrolled electric curtain |
| CN2356600Y (en) * | 1998-07-07 | 2000-01-05 | 杨传金 | Remote-controlled curtain rail |
| CN201585825U (en) * | 2009-09-23 | 2010-09-22 | 广州丰鼎五金制品有限公司 | Telescopic curtain rod |
| CN103876599A (en) * | 2014-04-04 | 2014-06-25 | 南京爱勃德科技发展有限公司 | Lap joint type adjustable track |
| CN104066361A (en) * | 2011-08-12 | 2014-09-24 | 布莱恩·格雷夫斯 | Telescopic traversing system for retractable window treatments |
| CN205493469U (en) * | 2016-01-22 | 2016-08-24 | 宁波萌烨电器有限公司 | Electric window curtain rod |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE466923B (en) * | 1990-09-28 | 1992-04-27 | Eriksson Jens Foersaeljning | RIDAAANORDNING |
| GB0507043D0 (en) * | 2005-04-07 | 2005-05-11 | Schmitz Cargobull Uk Ltd | Curtain assembly for curtain-sided vehicle |
| CN201238861Y (en) * | 2008-08-05 | 2009-05-20 | 陈旋胜 | Mosquito net rack with mechanism for regulating tightness of guide rope |
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2019
- 2019-04-28 CN CN201910349878.9A patent/CN110192758B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2237998Y (en) * | 1995-05-31 | 1996-10-23 | 上海同新装饰用品有限公司 | Telecontrolled electric curtain |
| CN2356600Y (en) * | 1998-07-07 | 2000-01-05 | 杨传金 | Remote-controlled curtain rail |
| CN201585825U (en) * | 2009-09-23 | 2010-09-22 | 广州丰鼎五金制品有限公司 | Telescopic curtain rod |
| CN104066361A (en) * | 2011-08-12 | 2014-09-24 | 布莱恩·格雷夫斯 | Telescopic traversing system for retractable window treatments |
| CN103876599A (en) * | 2014-04-04 | 2014-06-25 | 南京爱勃德科技发展有限公司 | Lap joint type adjustable track |
| CN205493469U (en) * | 2016-01-22 | 2016-08-24 | 宁波萌烨电器有限公司 | Electric window curtain rod |
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| CN110192758A (en) | 2019-09-03 |
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