cantilever parasol construction

Abstract

A traffic light parasol construction comprising a mast (1), a sliding assembly (2), a crossbar (3), a diagonal strut (4), and an upper hub assembly (5), wherein the sliding assembly (2) is positively engaged with the mast (1) and is movable up and down along the mast (1), the upper end of the mast (1) is pivotally connected to the first end of the diagonal strut (4), the second end of the diagonal strut (4) is pivotally arranged on the crossbar (3), and one end of the crossbar (3) is pivotally coupled to the sliding assembly (2), characterized in that the sliding assembly (2) is equipped with a first motor (21) and a gear drive assembly which, by interacting together, raise or lower the sliding mechanism arranged thereon.lowering the position drives the tilt angle of the canopy; and a motor drive assembly located at the end of the crossbar (3) or on the upper hub assembly (5) drives the canopy to open or close by working together.

Description

CROSS REFERENCE TO RELATED REGISTRATION The present application claims priority from Chinese utility model application no. 202520654917.7, filed on April 9, 2025. The contents of that application are hereby incorporated in their entirety into the present application by reference. TECHNICAL AREA The present utility model relates to the field of umbrella devices, in particular the field of parasols, and specifically to a cantilever parasol construction. STATE OF THE ART Despite continuous advancements in product design and technology, certain technical shortcomings and areas for improvement persist in the field of cantilever parasols. Currently, the cantilever parasol's tilt angle is typically adjusted by manually pushing or turning the slider. At the end of the slider or crossbar, a crank or lever is used to turn the crossbar, and a crank at the end of the slider or crossbar drives a cable reel to open or close the parasol. However, these three manual operations can be quite strenuous, especially with larger canopies. CONTENTS OF THE PRESENT SAMPLE FOR USE The purpose of the present utility model is to overcome the aforementioned disadvantages of the prior art and to provide a cantilever parasol construction in which the canopy is effectively opened or closed. To achieve the aforementioned purpose, this utility model provides a cantilever parasol construction in detail as follows: A cantilever parasol construction comprising a mast, a sliding assembly, a crossbar, a diagonal brace, and an upper hub assembly, wherein the sliding assembly is positively engaged on the mast and is movable up and down along the mast, the upper end of the mast is pivotally connected to the first end of the diagonal brace, the second end of the diagonal brace is pivotally connected to the crossbar, and one end of the crossbar is pivotally coupled to the sliding assembly, the sliding assembly being equipped with a first motor and a gear assembly which, by interaction, drive the slider arranged thereon to raise or lower its position, thereby adjusting the tilt angle of the parasol canopy; and a motor-drive assembly arranged at the end of the crossbar or on the upper hub assembly, by interaction, drives the parasol canopy to open or close. Preferably, the slide consists of a slide A and a slide B which are arranged in a form-fitting manner on the mast, wherein the first motor is attached to the slide A via a motor mount. Preferably, the gear assembly comprises a spur gear meshing with the rack of the mast, wherein the spur gear is fixedly connected to a first worm gear of a gearbox, the output shaft of the first motor is fixedly connected to one end of a first worm shaft of the gearbox, and another end of the first worm shaft is fixedly connected to a first bevel gear, and the first bevel gear is vertically meshed with a second bevel gear, wherein the second bevel gear drives the first bevel gear to rotate, the first bevel gear drives the first worm shaft and the first worm gear to rotate, and the first worm gear drives the spur gear to rotate. Preferably, a first induction magnet is arranged on the spur gear and a first Hall circuit board is arranged below it, the first Hall circuit board being in contact with the gearbox, the first induction magnet cooperating with the first Hall circuit board to generate a magnetic field, thereby driving and controlling the movement of the slider along the mast. Preferably, an opening is arranged on the slide B for inserting a first hand crank or a first sealing plug, wherein the second bevel gear is rigidly connected to the first crankshaft of the first hand crank and the slide B is equipped with a remote control. Preferably, a cross-strut rotary assembly is arranged on the cross-strut which interacts with the motor rotary assembly, wherein the cross-strut rotary assembly drives the canopy to rotate and limits the position by controlling a light sensor switch, a motor housing is arranged on the outside of the cross-strut rotary assembly, and an opening is arranged on the motor housing which serves to accommodate a second hand crank or a locking bolt. Preferably, the motor drive assembly comprises a second motor, wherein the output shaft of the second motor is rigidly connected to a first gear, the first gear meshes with one side of a second gear, the other side of the second gear meshes with a third gear, the third gear is also in contact with a second worm shaft, a crank receiving bore is arranged on the second worm shaft, the crank receiving bore serving to fasten the second hand crank or the locking pin being engaged with the second worm shaft, and the second worm shaft further serving to drive a second worm gear arranged thereon to rotate it. Preferably, the third gear and the second worm shaft are each provided with a steel ball recess for receiving the steel ball; when the locking bolt is inserted into the opening, the third gear and the second worm shaft are coupled together, with the steel ball being pressed into the steel ball recess of the third gear by the locking bolt; or when the second hand crank is inserted into the opening, a strong magnet is embedded in the second hand crank, with the strong magnet attracting the steel ball into the steel ball recess of the second worm shaft to decouple the third gear from the second worm shaft. Preferably, the motor housing consists of a first housing A and a first housing B, wherein the opening is arranged on the first housing A and three scale markings, namely a left-hand rotation limit point, a reset zero point and a right-hand rotation limit point, are engraved on the first housing A, wherein the cross-strut rotary assembly performs a movement under the control of the light sensor switch, and the rotational movement is stopped as soon as the left-hand rotation limit point or the right-hand rotation limit point is reached. Preferably, the motor drive assembly arranged on the upper hub assembly comprises a third motor, wherein the third motor is arranged on an upper hub seat comprising a hub cover and is sealed by a second housing A and a second housing B; wherein the output shaft of the third motor is connected to a third worm shaft of a gearbox, a third worm gear arranged on the third worm shaft is connected to a first cable spool, and a plurality of first induction magnet receiving bores and Hall detection points are provided on the first cable spool, wherein the first induction magnet receiving bore serves for mounting the second induction magnet, and the Hall detection points serve for magnetic field detection with a second Hall circuit board arranged below the first cable spool. Preferably, a mounting plate C is arranged between the third motor and the gearbox, and a mounting plate B and a mounting plate A are arranged on each of the two sides of the gearbox, wherein the first rope spool is arranged on the mounting plate B, and a screen rope is attached to the first rope spool, to open and close the screen roof by winding and unwinding the screen rope. Preferably, a fourth motor is further arranged at the location at the end of the cross member and near the upper hub assembly, wherein the motor mount of the fourth motor is rigidly connected to a small bevel gear; the small bevel gear meshes with a large bevel gear, wherein a second crankshaft is arranged at the upper end of the large bevel gear, the large bevel gear driving the second crankshaft to rotation via a keyway connection arranged therein; the lower end of the large bevel gear is also rigidly connected to a second rope spool, wherein the second crankshaft, utilizing its own projection, drives the second rope spool to rotation, so that the fourth motor performs a forward and reverse rotation and the winding and unwinding of the rope on the second rope spool is effected. Preferably, the second crankshaft is further equipped with a crank spring, wherein the fourth motor enables self-locking by means of the crank spring. Preferably, the large bevel gear is further provided with a second induction magnet receiving bore, wherein the induction magnet receiving bore serves for mounting a third induction magnet, and the third induction magnet serves for magnetic field detection with a third Hall circuit board arranged above the large bevel gear. Preferably, the housing of the fourth motor is provided with an opening, wherein a third hand crank or a second sealing plug is arranged in the opening, and the third hand crank is arranged on the second crankshaft. This cantilever parasol design allows for quick and reliable electric opening and closing of the canopy, adjustment of the canopy's tilt angle by electrically rotating the crossbar, and adjustment of the canopy's inclination angle by electrically raising and lowering the slider. In the event of a power outage or malfunction of the electric controls, a manual emergency mode can be activated, effectively overcoming the shortcomings of existing products. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 shows a schematic representation of the traffic light parasol construction according to the present utility model. Fig. 2 shows a schematic representation of the assembly of the sliding mechanism according to the present utility model. Fig. 3 shows a schematic representation of the assembly of the crossbar swivel assembly according to the present utility model. Fig. 4 shows a schematic representation of the assembly of the motor for opening and closing the parasol canopy near the upper hub assembly according to the present utility model. Fig. 5 shows a schematic representation of the assembly of the motor for opening and closing the parasol canopy at the end of the crossbar according to the present utility model. DETAILED DESCRIPTION In order to clarify the technical content of the present utility model, it will be further explained below using specific examples. Before the embodiments of the present utility model are described in detail, it should be noted that the terms "comprise," "include," or any other variants used in the following description are intended to denote non-exclusive inclusion. Thus, a process, method, object, or device comprising a number of features includes not only those features but also other features not expressly mentioned or features that are essential to the process, method, object, or device. As shown in Fig. 1, the traffic light parasol construction of the present design comprises a mast 1, a sliding assembly 2, a crossbar 3, a diagonal brace 4, and an upper hub assembly 5. The sliding assembly 2 is positively engaged with the mast 1 and is movable up and down along the mast 1. The upper end of the mast 1 is pivotally connected to the first end of the diagonal brace 4.The second end of the diagonal strut 4 is pivotally arranged on the cross strut 3, and one end of the cross strut 3 is pivotally coupled to the slide assembly 2, wherein the slide assembly 2 is equipped with a first motor 21 and a gear drive assembly, the position is raised or lowered by interaction with the slide arranged thereon in order to adjust the tilt angle of the canopy, and a motor rotary assembly provided at the end of the cross strut 3 or on the upper hub assembly 5 drives the canopy by interaction in order to open or close it. As shown in Fig. 2, in a preferred embodiment of the present utility model, the slide consists of a slide A 23-1 and a slide B 23-2, which are positively locked to the mast 1. The opening is located on the slide B 23-2 and the first motor 21 is attached to the slide A 23-1 via a motor mount 22. In a preferred embodiment of the present utility model, the gear assembly comprises a spur gear 26 engaged with the rack 27 of the mast 1, wherein the spur gear 26 is fixedly connected to a first worm gear 242 of a gearbox 24, the output shaft of the first motor 21 is fixedly connected to one end of a first worm shaft 241 of the gearbox 24, and another end of the first worm shaft 241 is fixedly connected to a first bevel gear 251, and the first bevel gear 251 is vertically engaged with a second bevel gear 252, wherein the second bevel gear 252 drives the first bevel gear 251 to rotate, the first bevel gear 251 drives the first worm shaft 241 and the first worm gear 242 to rotate, and the first worm gear 242 drives the spur gear 26 to rotate. In a preferred embodiment of the present utility model, a first induction magnet 28 is arranged on the spur gear 26 and a first Hall circuit board 29 is arranged below it, the first Hall circuit board 29 being in contact with the gearbox 24, the first induction magnet 28 cooperating with the first Hall circuit board 29 to generate a magnetic field, thereby driving and controlling the movement of the slider along the mast 1 In a preferred embodiment of the present utility model, an opening is arranged on the slide B 23-2 for the insertion of a first hand crank 201 or a first sealing plug 203, wherein the second bevel gear 252 is fixedly connected to the first crankshaft 202 of the first hand crank 201 and the slide B 23-2 is equipped with a remote control 204. As shown in Fig. 2, in practical application the first motor 21 is attached to the slide A 23-1 via a motor mount 22, the output shaft of the first motor 21 being fixedly connected to one end of a first worm shaft 241 of a gearbox 24, and the other end of the first worm shaft 241 being fixedly connected to a first bevel gear 251. A first worm gear 242 of the gearbox 24 is fixedly connected to a spur gear 26, the spur gear 26 engaging in a rack 27. As shown in the internal structure of the interaction, a first induction magnet 28 is arranged on the spur gear 26, and a first Hall effect circuit board 29 is arranged below the spur gear 26; the Hall effect control allows the slide to be stopped at any desired position on the mast 1, and the tilt angle can also be adjusted electrically.A second bevel gear 252 is fixedly connected to a first crankshaft 202, is positioned below the end-position limits of slide A 23-1 and slide B 23-2, and is engaged with the first bevel gear 251. In electric mode, a first sealing plug 203 is mounted on the slide. In manual mode, the first sealing plug 203 is removed and a first hand crank 201 is inserted, allowing the slide to slide up and down by turning the hand crank. In a specific embodiment of the present utility model, the steps for raising and lowering the slide assembly are explained below: 1. Electric Mode: The first motor 21 provides the driving force, with the torque being multiplied via the gearbox 24 and transmitted to the spur gear 26; the spur gear 26 engages with the rack 27 arranged on the mast 1, thus raising or lowering the slide. The gearbox 24 has a self-locking mechanism. When the gearbox 24 is stationary, the slide is locked because the spur gear 26 is engaged with the rack 27 of the mast 1. 2. Manual Mode: The first locking plug 203 of the crank is removed and the first hand crank 201 is inserted into the gear shaft; when the hand crank is turned manually, the second bevel gear 252 rotates, then the second bevel gear 252 drives the first bevel gear 251 to rotate; the first bevel gear 251 drives the first worm gear 242 and the first worm shaft 241 within the gearbox 24 to rotate, with the first worm gear 242 driving the spur gear 26 to rotate. The spur gear 26 engages with the rack 27, thus enabling an up-and-down movement of the slide. The gearbox 24 has a self-locking mechanism. When the gearbox 24 is stationary, the slide is locked because the spur gear 26 is engaged with the rack 27 of the mast 1. 3. Electric tilt angle adjustment: When the canopy is fully open, the remote control 204 is activated to move the slider downwards; upon reaching a maximum tilt angle of approximately 40°, the slider locks into place, and the tilt angle is then adjusted electrically. In practical use, any position below the end stop can be set using the remote control 204 to achieve different tilt angles of the canopy. As shown in Fig. 3, a cross-strut rotary assembly 6 is arranged on the cross-strut 3, which interacts with the motor rotary assembly, wherein the cross-strut rotary assembly 6 drives the canopy to rotate and limits its position by controlling a light sensor switch, a motor housing 30 is arranged on the outside of the cross-strut rotary assembly 6, and an opening is arranged on the motor housing 30 which serves to receive a second hand crank 301 or a locking bolt 302. In a preferred embodiment of the present utility model, the motor drive assembly comprises a second motor 31, wherein the output shaft of the second motor 31 is fixedly connected to a first gear 32, the first gear 32 engages with one side of a second gear 33, the other side of the second gear 33 engages with a third gear 34, the third gear 34 is also in contact with a second worm shaft 35, a crank receiving bore 36 is arranged on the second worm shaft 35, the crank receiving bore 36 serving to fasten the second hand crank 301 or the locking bolt 302 is engaged with the second worm shaft 35, and the second worm shaft 35 further serving to drive a second worm gear 39 arranged thereon to rotate it. In a preferred embodiment of the present utility model, the third gear 34 and the second worm shaft 35 are each provided with a steel ball recess 313 for receiving the steel ball 37; when the locking bolt 302 is inserted into the opening, the third gear 34 and the second worm shaft 35 are coupled together and the steel ball 37 is disengaged from the second high-speed shaft 35, with the steel ball 37 being pressed by the locking bolt 302 into the steel ball recess 313 of the third gear 34; or when the second hand crank 301 is inserted into the opening, a strong magnet 38 is embedded in the second hand crank 301, with the strong magnet 38 attracting the steel ball 37 into the steel ball recess 313 of the second worm shaft 35 in order to decouple the third gear 34 from the second worm shaft 35. In a preferred embodiment of the present utility model, the motor housing 30 consists of a first housing A 311 and a first housing B 312, wherein the opening is arranged on the first housing A 311 and three scale markings, namely a left-hand rotation limit point 71, a reset zero point 72 and a right-hand rotation limit point 73, are engraved on the first housing A 311, wherein the cross-strut rotary assembly 6 performs a movement under the control of the light sensor switch, and the rotational movement is stopped as soon as the left-hand rotation limit point 71 or the right-hand rotation limit point 73 is reached. As shown in Fig. 3, the output shaft of the second motor 31 is rigidly connected to a first gear 32, with a second gear 33 meshing with the first gear 32 and a third gear 34, thus providing a transmission function. The third gear 34 is provided with a steel ball recess 313 and engages with a second worm shaft 35, and the surface of the second worm shaft 35 also has a steel ball recess 313, the engagement and disengagement of the two parts being effected by the insertion and removal of the two steel balls. The shaft of the second worm shaft 35 is provided with a recess adapted to the crankshaft. In the electrical mode of the cross-braced housing, a locking pin 302 is fixed inside the second worm shaft 35, and the second worm shaft 35 is coupled to the third gear 34.In manual mode of the cross-brace housing, the locking bolt 302 is removed and the second hand crank 301 is inserted into the second worm shaft 35. The crank shaft has a strong magnet 38 embedded within it, which pulls the steel ball 37 into the steel ball recess 313 of the second worm shaft 35, thereby decoupling the second worm shaft 35 from the third gear 34. Three scale markings are engraved on a first housing A 311: a left-hand rotation limit point 71, a reset zero point 72, and a right-hand rotation limit point 73. Controlled by a light sensor switch, the rotation is stopped as soon as a limit point is reached. In practical application, the operating steps of the above-mentioned cross-strut rotary assembly 6 are represented as follows: 1. Electric mode of the crossbar housing: The second motor 31 provides the drive force and rotates the first gear 32, with the torque being transmitted via the second gear 33 to the third gear 34. At this point, the locking pin 302 is inserted into the second worm shaft 35, with the steel ball 37 disengaging from the surface of the second worm shaft 35 and engaging in the recess of the third gear 34. The second worm shaft 35, both steel balls 37, and the third gear 34 interact and rotate simultaneously. The third gear 34 drives the second worm shaft 35 to rotate, and the second worm shaft 35 rotates the second worm gear 39 to turn the crossbar 3, thus causing a left or right rotation of the canopy to adjust the tilt angle. 2. Manual mode of the crossbar housing: The locking bolt 302 is removed and the second hand crank 301 is inserted into the second worm shaft 35; the hand crank has a strong magnet 38 embedded within it, which draws the steel ball 37 into the steel ball recess 313 of the second worm gear 39, so that the steel ball 37 retracts below the surface of the second worm shaft 35 and at this point the second worm shaft 35 is decoupled from the gears. By manually turning the second hand crank 301, the second worm shaft 35 is set in rotation, the second worm shaft 35 drives the second worm gear 39 to rotate in order to turn the crossbar 3, thereby causing a left or right rotation of the canopy to adjust the tilt angle. As shown in Fig. 4, in a preferred embodiment of the present utility model the structure of the crossbar housing comprises a third motor 51 arranged on the upper hub assembly 5, wherein the third motor 51 is arranged on an upper hub seat 53 comprising an upper hub cover 52 and is sealed by a second housing A 501 and a second housing B 502;wherein the output shaft of the third motor 51 is connected to a third worm shaft 55 of a gearbox 54, a worm wheel 56 arranged on the third worm shaft 55 is connected to a first rope spool 57, a plurality of first induction magnet receiving bores 571 and Hall detection points are provided on the first rope spool 57, wherein the first induction magnet receiving bores 571 serve for mounting a second induction magnet 572 and the Hall detection points serve for magnetic field detection with a second Hall circuit board 58 arranged below the first rope spool 57. In a preferred embodiment of the present utility model, the motor mounting assembly comprises a mounting plate C 503 arranged between the third motor 51 and the gearbox 54, and a mounting plate B 504 and a mounting plate A 505 are arranged on both sides of the gearbox 54; the first cable spool 57 is arranged on the mounting plate B 504, and a canopy cable is attached to the first cable spool 57, whereby the canopy can be opened and closed by winding and unwinding the canopy cable. In practical application, the output shaft of the third motor 51 is connected to the third worm shaft 55 of the gearbox 54, and the first rope spool 57 is connected to the worm gear 56 of the gearbox 54. A canopy rope is attached to the first rope spool 57, and the opening and closing of the canopy is controlled by winding and unwinding the canopy rope. The actual operating steps are as follows: When the umbrella opens, the third motor 51 rotates forward, driving the gearbox 54 and the first rope spool 57 to rotate, thereby tightening the umbrella rope and opening the canopy. Once the canopy is fully open, the third motor 51 stops, and the canopy is held open by the self-locking mechanism of the gearbox 54. Simultaneously, the third motor 51 is relieved of load, thus protecting and increasing its stability and service life. When the umbrella closes, the third motor 51 rotates backward, causing the canopy to close using its own weight. Several Hall effect sensors are provided on the first rope spool 57; the second Hall effect circuit board 58 is located below the first rope spool 57.When the third motor 51 drives the gearbox 54 to rotate, and the gearbox 54 sets the first rope spool 57 in rotation, the second Hall-effect circuit board 58 records the number of revolutions. When the rotation reaches the predetermined number of revolutions, the opening or closing of the umbrella is stopped. As shown in Fig. 5, in a preferred embodiment of the present utility model, as shown by reference to the internal structure, a fourth motor 61 is further arranged at the location at the end of the cross member 3 and near the upper hub assembly 5, wherein the motor mount 62 of the fourth motor 61 is fixedly connected to a small bevel gear 63; the small bevel gear 63 is engaged with a large bevel gear 64, wherein a second crankshaft 65 is arranged at the upper end of the large bevel gear 64, the large bevel gear 64 driving the second crankshaft 65 to rotation via a keyway connection arranged therein;the lower end of the large bevel gear 64 is also firmly connected to a second rope spool 66, wherein the second crankshaft 65, using its own projection, drives the second rope spool 66 to rotate, so that the fourth motor 61 performs a forward and reverse rotation and the winding and unwinding of the rope on the second rope spool 66 is effected; In a preferred embodiment of the present utility model, the second crankshaft 65 is further provided with a crank spring 67, wherein the fourth motor 61 enables self-locking by means of the crank spring 67. In a preferred embodiment of the present utility model, the large bevel gear 64 is further provided with a second induction magnet receiving bore 68, wherein the induction magnet receiving bore 68 serves for mounting a third induction magnet 69, and the third induction magnet 69 serves for magnetic field detection by Hall effect with a third Hall circuit board 601 arranged above the large bevel gear 64. In a preferred embodiment of the present utility model, the housing of the fourth motor 61 is provided with an opening, wherein a third hand crank 602 or a second sealing plug 603 is arranged in the opening, and the third hand crank 602 is arranged on the second crankshaft 65. In practical application, the fourth motor 61 is rigidly connected to a small bevel gear 63, which in turn engages with a large bevel gear 64. The large bevel gear 64 drives the crankshaft via a keyway connection, causing it to rotate. The crankshaft, utilizing its own projection, sets the second rope spool 66 in motion. In this way, the rope can be tightened and loosened by moving the fourth motor 61 forward and backward, and simultaneously, a self-locking mechanism is provided by a crank spring 67, allowing any desired position to be held. The operating steps of the fourth motor 61 are described as follows: 1. Electric mode: A fourth motor (61) provides the driving force and sets a small bevel gear 63 in rotation. The small bevel gear 63 transmits the driving force to a large bevel gear 64. The large bevel gear 64 drives a second crankshaft 65 via a keyway connection. The second crankshaft 65, utilizing its own projection, sets a second rope spool 66 in rotation. In this way, the rope can be tightened and loosened by running the fourth motor 61 forwards and backwards. A crank spring 67 provides a self-locking mechanism, allowing any desired position to be held. 2. Manual mode: After removing a second silicone sealing plug (603), a third hand crank 602 is inserted into the second crankshaft 65. Manually turning the crank handle sets the large bevel gear 64 in rotation.The large bevel gear 64 drives the second crankshaft 65 to rotate, thereby tightening or loosening the rope. A crank spring provides a self-locking mechanism, allowing any desired position to be held. With the cantilever parasol design of this utility model, the electric opening and closing of the canopy, the electric rotation of the crossbar to adjust the tilt angle, and the electric raising and lowering of the slider to adjust the inclination angle can be implemented quickly and reliably. Furthermore, in the event of a power outage or malfunction of the electrical system, a manual override is possible. This effectively overcomes the disadvantages of existing products. This description presents the present utility model with reference to specific embodiments.However, it is obvious that various modifications and changes can be made without departing from the spirit and scope of protection of the present utility model. Therefore, the description and drawings are to be regarded as explanatory and not as limiting. Reference symbol list: 1: Mast; 2: Slide assembly; 21: First motor; 22: Motor mount; 23-1: Slide A; 23-2: Slide B; 201: First hand crank; 202: First crankshaft; 203: First sealing plug; 204: Remote control; 24: Gearbox; 241: First worm shaft; 242: First worm gear; 251: First bevel gear; 252: Second bevel gear; 26: Spur gear; 27: Rack; 28: First induction magnet; 29: First Hall circuit board; 3: Cross brace; 30: Motor housing; 31: Second motor; 32: First gear; 33: Second gear; 34: Third gear; 35: Second worm shaft; 36: Crank mounting bore; 37: Steel ball; 38: Strong magnet; 39: Second worm gear; 301: Second hand crank; 302: Locking bolt; 311: First housing A; 312: First housing B; 313: Steel ball recess; 4: Diagonal strut; 5: Upper hub assembly; 51: Third motor; 501: Second housing A; 502: First housing B; 503: Mounting plate C; 504: Mounting plate B; 505: Mounting plate A; 52: Upper hub cover; 53: Upper hub seat;54: Gearbox; 55: Third worm shaft; 56: Third worm gear; 57: First rope spool; 571: First induction magnet mounting hole; 572: Second induction magnet; 58: Second Hall circuit board; 6: Cross brace rotating component; 61: Fourth motor; 62: Motor mount; 63: Small bevel gear; 64: Large bevel gear; 65: Second crankshaft; 66: Second rope spool; 67: Crank spring; 68: Second induction magnet mounting hole; 69: Third induction magnet; 601: Third Hall circuit board; 602: Third hand crank; 603: Second sealing plug; 71: Left-hand rotation limit point; 72: Reset zero point; 73: Right-hand rotation limit point. QUOTES INCLUDED IN THE DESCRIPTION This list of documents cited by the applicant was automatically generated and is included solely for the reader's convenience. The list is not part of the German patent or utility model application. The DPMA accepts no liability for any errors or omissions. Cited patent literature CN 202520654917.7

[0001]

Claims

A traffic light parasol construction comprising a mast (1), a sliding assembly (2), a crossbar (3), a diagonal strut (4) and an upper hub assembly (5), wherein the sliding assembly (2) is positively engaged on the mast (1) and is movable up and down along the mast (1), the upper end of the mast (1) is pivotally connected to the first end of the diagonal strut (4), the second end of the diagonal strut (4) is pivotally arranged on the crossbar (3), and one end of the crossbar (3) is pivotally coupled to the sliding assembly (2), characterized in that the sliding assembly (2) is equipped with a first motor (21) and a gear drive assembly which, by interacting, raise or lower the sliding element arranged thereon.lowering the position drives the tilt angle of the canopy; and a motor drive assembly located at the end of the crossbar (3) or on the upper hub assembly (5) drives the canopy to open or close by working together. A cantilever parasol construction according to claim 1, characterized in that the slider consists of a slider A (23-1) and a slider B (23-1) which are arranged in a form-fitting manner on the mast (1), wherein the first motor (21) is attached to the slider A (23-1) via a motor bracket (22). A traffic light parasol construction according to claim 2, characterized in that the gear assembly comprises a spur gear (26) engaging with the rack (27) of the mast (1), wherein the spur gear (26) is fixedly connected to a first worm gear (242) of a gearbox (24), the output shaft of the first motor (21) is fixedly connected to one end of a first worm shaft (241) of the gearbox (24), and another end of the first worm shaft (241) is fixedly connected to a first bevel gear (251), and the first bevel gear (251) is vertically engaged with a second bevel gear (252), wherein the second bevel gear (252) drives the first bevel gear (251) to rotate, the first bevel gear (251) drives the first worm shaft (241) and the first worm gear (242) to rotate, and the first worm gear (242) drives the spur gear (26) to rotate. Traffic light parasol construction according to claim 3, characterized in that a first induction magnet (28) is arranged on the spur gear (26) and a first Hall circuit board (29) is arranged below it, wherein the first Hall circuit board (29) is in contact with the gearbox (24), wherein the first induction magnet (28) interacts with the first Hall circuit board (29) to generate a magnetic field, thereby driving and controlling the movement of the slider along the mast (1). A cantilever parasol construction according to claim 3, characterized in that an opening is arranged on the slider B (23-2) which serves to insert a first hand crank (201) or a first sealing plug (203), wherein the second bevel gear (252) is fixedly connected to the first crankshaft (202) of the first hand crank (201) and the slider B (23-2) is equipped with a remote control (204). A parasol construction according to claim 1, characterized in that a crossbar rotary assembly (6) is arranged on the crossbar (3) which interacts with the motor rotary assembly, wherein the crossbar rotary assembly (6) drives the parasol canopy to rotate and limits the position by controlling a light sensor switch, a motor housing (30) is arranged on the outside of the crossbar rotary assembly (6), and an opening is arranged on the motor housing (30) which serves to receive a second hand crank (301) or a locking bolt (302). A traffic light parasol construction according to claim 6, characterized in that the motor drive assembly comprises a second motor (31), wherein the output shaft of the second motor (31) is fixedly connected to a first gear (32), the first gear (32) engages with one side of a second gear (33), the other side of the second gear (33) engages with a third gear (34), the third gear (34) is also in contact with a second worm shaft (35), a crank receiving bore (36) is arranged on the second worm shaft (35), wherein the crank receiving bore (36) serves to fasten the second hand crank (301) or the locking bolt (302) is engaged with the second worm shaft (35), and the second worm shaft (35) further serves to drive a second worm gear (39) arranged thereon to rotate it. Traffic light parasol construction according to claim 7, characterized in that the third gear (34) and the second worm shaft (35) are each provided with a steel ball recess (313) for receiving the steel ball (37); when the locking bolt (302) is inserted into the opening, the third gear (34) and the second worm shaft (35) are coupled to each other, wherein the steel ball (37) is pressed into the steel ball recess (313) of the third gear (34) by the locking bolt (302); or when the second hand crank (301) is inserted into the opening, a strong magnet (38) is embedded in the second hand crank (301), the strong magnet (38) pulling the steel ball (37) into the steel ball recess (313) of the second worm shaft (35) to decouple the third gear (34) from the second worm shaft (35). Traffic light parasol construction according to claim 6, characterized in that the motor housing (30) consists of a first housing A (311) and a first housing B (312), wherein the opening is arranged on the first housing A (311) and three scale markings, namely a left-hand rotation limit point (71), a reset zero point (72) and a right-hand rotation limit point (73), are engraved on the first housing A (311), wherein the crossbar rotary assembly (6) performs a movement under the control of the light sensor switch, and the rotational movement is stopped as soon as the left-hand rotation limit point (71) or the right-hand rotation limit point (73) is reached. traffic light parasol construction according to claim 1, characterized in that the motor drive assembly arranged on the upper hub assembly (5) comprises a third motor (51), wherein the third motor (51) is arranged on an upper hub seat (53) which comprises a hub cover (52) and is sealed by a second housing A (501) and a second housing B (502);wherein the output shaft of the third motor (51) is connected to a third worm shaft (55) of a gearbox (54), a third worm gear (56) arranged on the third worm shaft (55) is connected to a first cable spool (57), and a plurality of the first induction magnet receiving bores (571) and Hall detection points are provided on the first cable spool (57), wherein the first induction magnet receiving bore (571) serves for mounting the second induction magnet (572), and the Hall detection points serve for magnetic field detection with a second Hall circuit board (58) arranged below the first cable spool (57). A cantilever parasol construction according to claim 10, characterized in that a mounting plate C (503) is arranged between the third motor (51) and the gearbox (54), and a mounting plate B (504) and a mounting plate A (505) are arranged on each of the two sides of the gearbox (54), wherein the first cable spool (57) is arranged on the mounting plate B (504), and a parasol cable is attached to the first cable spool (57) to open and close the parasol roof by winding and unwinding the parasol cable. A traffic light parasol construction according to claim 1, characterized in that a fourth motor (61) is further arranged at the location at the end of the crossbar (3) and near the upper hub assembly (5), wherein the motor mount (62) of the fourth motor (61) is fixedly connected to a small bevel gear (63); the small bevel gear (63) is engaged with a large bevel gear (64), wherein a second crankshaft (65) is arranged at the upper end of the large bevel gear (64), wherein the large bevel gear (64) drives the second crankshaft (65) to rotation via a keyway connection arranged therein;the lower end of the large bevel gear (64) is also firmly connected to a second rope spool (66), wherein the second crankshaft (65) uses its own projection to drive the second rope spool (66) to rotation, so that the fourth motor (61) performs a forward and reverse rotation and the winding and unwinding of the rope on the second rope spool (66) is effected; traffic light parasol construction according to claim 12, characterized in that the second crankshaft (65) is further provided with a crank spring (67), wherein the fourth motor (61) enables self-locking by means of the crank spring (67). Traffic light parasol construction according to claim 12, characterized in that the large bevel gear (64) is further provided with a second induction magnet receiving bore (68), wherein the induction magnet receiving bore (68) serves for mounting a third induction magnet (69), and the third induction magnet (69) serves for magnetic field detection with a third Hall circuit board (601) arranged above the large bevel gear (64). traffic light parasol construction according to claim 12, characterized in that the housing of the fourth motor (61) is provided with an opening, wherein a third hand crank (602) or a second sealing plug (603) is arranged in the opening, and the third hand crank (602) is arranged on the second crankshaft (65).

Images