Transmission system of electric folding sunshade awning

Abstract

The utility model provides an electric folding sunshade awning transmission system, and belongs to the technical field of sunshade products, a rectangular frame of the system is formed by two guide rail frame connecting grooves and two guide rail frames in a surrounding mode, a folding telescopic mechanism is arranged in the rectangular frame, and the folding telescopic mechanism is composed of a plurality of connecting rods and a plurality of side plates; a middle guide rail is arranged on the inner center line of the guide rail frame; a pulley is arranged in the center of each side plate of the folding telescopic mechanism and slides along the middle guide rail; all the pulleys moving in each middle guide rail form a pulley block, and one pulley of the pulley block is a driving wheel; a linear through hole is further formed in the center line of the guide rail frame; a push rod driving device is installed on the outer side of the guide rail frame, and a shaft rod of the driving wheel penetrates through the linear through hole and is connected to the front end of a push rod of the push rod driving device. The folding telescopic mechanism of the system is more universal, curtain cloth or plates can be installed, and overall replacement is not needed. The system can realize quicker and more reliable opening and closing of the folding sun shield.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sunshade product technical field, specifically relates to a kind of electric folding sunshade awning transmission system. BACKGROUND

[0002] Folding sunshade device is important sunshade, isolation and protection product, and traditional fixed sunshade, protection facilities have many limitations, cannot satisfy the use demand of people's flexible changeability.For example, people need to adjust the angle and range of sunshade under different time and weather conditions.Therefore, foldable sunshade device is derived, and can be appropriately opened and closed range according to specific environment needs.

[0003] With the continuous progress of science and technology, people's requirement for the convenience and intelligentization of life is higher and higher, folding sunshade device can be driven and adjusted by small motor, realizes more stable, fast and convenient unfolding and folding, and adjusts appropriate opening and closing range;Remote control, timing operation, automatic sensing and other functions can also be realized through advanced control system.

[0004] In electric folding sunshade device, the structure system of sunshade board folding operation needs to be designed to realize smooth and safe opening and closing operation, and the structure of folding operation system directly affects the control flexibility, service life and cost of sunshade device.

[0005] The existing folding operation system is driven by motor to drive rotating rod, and then drive the end pulley of sunshade board to move through transmission belt (such as belt, chain, rope, etc.), to realize the folding and opening of sunshade board, such as patent CN202064802U discloses a window electric folding external sunshade anti-theft device, which is driven by transmission belt or transmission rope.

[0006] The existing folding operation system has the following problems:

[0007] (1) Transmission stroke is long, and the transmission distance of transmission belt is the distance between the two ends of the belt, so the opening and closing is slow and time-consuming.

[0008] (2) After long-term use, the transmission belt is easy to wear, age and break, and the service life is difficult to improve;Or the transmission belt derails, and the folding function fails.

[0009] (3) After long-term use, the transmission belt is easy to have poor connection with sunshade board, and the transmission belt idles, and the traction folding function fails.

[0010] (4) The movement stroke of pulley is long, and the movement distance of pulley is the distance between the two sunshade boards, the longer the movement stroke of pulley is, the easier it is to wear and damage;And opening and closing is slow and time-consuming.

[0011] (5) Transmission stroke is longer, so that the motor energy consumption cost is high; frequent maintenance and repair will lead to high maintenance cost.

[0012] (6) There is no universal folding and telescopic structure, and the sunshade component can only be installed as a whole sunshade board or installed as a whole sunshade cloth, and related accessories need to be configured according to the structural characteristics of the sunshade board or sunshade cloth to realize installation, which increases the adaptive installation cost and replacement cost.

[0013] Therefore, it is necessary to continuously develop and improve a folding operation system that is more convenient, flexible and durable, and to design a universal folding and telescopic structure to reduce the adaptive installation cost and replacement cost and improve the use experience and life quality of people. Content of the utility model

[0014] In view of the above problems existing in the existing transmission belt driven folding operation system, the utility model provides a kind of electric folding sunshade awning transmission system, designs universal folding and telescopic mechanism, can directly adapt to install curtain cloth and various board materials, and sunshade component does not need to be replaced as a whole, and the adaptive universality is good;Middle rail is arranged in the middle line of the inner side of guide rail frame, pulley is arranged in the center of each side plate, push rod drives a certain pulley (drive wheel) to slide along middle rail, and then drives folding and telescopic mechanism to slide and other pulleys, which can realize more quickly and reliably opening and closing of folding and telescopic mechanism, prolong service life and reduce cost. Its specific technical scheme is as follows:

[0015] A kind of electric folding sunshade awning transmission system, including rectangular frame, rectangular frame is formed by the connection slot 1 of upper and lower two guide rail frames and the left and right two guide rail frames 2, folding and telescopic mechanism 4 is arranged in rectangular frame, folding and telescopic mechanism 4 is formed by several connecting rods 4.1 and several side plates 4.2, the end of adjacent two side plates 4.2 is pivotally connected, several side plates 4.2 form Z-shaped telescopic chain, several parallel connecting rods 4.1 are connected between two parallel Z-shaped telescopic chains, the end of connecting rod 4.1 is connected to the end of side plate 4.2, forming Z-shaped telescopic frame;One end of folding and telescopic mechanism 4 is fixedly connected with one guide rail frame connection slot 1, the other end of folding and telescopic mechanism 4 is free end;Middle rail 2.1 is arranged in the middle line of the inner side of guide rail frame 2;Each side plate 4.2 of folding and telescopic mechanism 4 is provided with pulley 6 in the center, pulley 6 slides along middle rail 2.1;All pulleys 6 moving in each middle rail 2.1 form a pulley set, one of pulley set is drive wheel;"I" shaped through hole is also provided in the middle line of guide rail frame 2, the length of "I" shaped through hole corresponds to the sliding stroke distance of drive wheel;Push rod driving device 5 is fixedly installed on the outer side of guide rail frame 2, the shaft of drive wheel passes through "I" shaped through hole and is connected to the front end of push rod of push rod driving device 5.

[0016] In the above technical solution, the telescopic movement of the push rod of the push rod driving device 5 drives the driving wheel to slide along the middle guide rail 2.1, and further drives the folding and telescopic mechanism 4 to expand and contract and the pulley block to slide.

[0017] In the above technical solution, the folding and telescopic mechanism 4 is equipped with a sunshade cloth with a Z-shaped trend, forming a telescopic sunshade curtain.

[0018] In the above technical solution, a plate is clamped between two adjacent connecting rods 4.1 of the folding and telescopic mechanism 4, forming a telescopic sunshade panel.

[0019] In the above technical solution, the outer side of the guide rail frame 2 is covered with a side baffle 3 of the guide rail frame for covering the push rod driving device 5.

[0020] In the above technical solution, the cross-section of the guide rail frame connection groove 1 is in the shape of a "匚" or a flat plate; the cross-section of the guide rail frame 2 is in the shape of a "工".

[0021] In the above technical solution, the inner side of the guide rail frame 2 is the side of the guide rail frame 2 facing the folding and telescopic mechanism 4; the outer side of the guide rail frame 2 is the side of the guide rail frame 2 facing away from the folding and telescopic mechanism 4.

[0022] In the above technical solution, the number of the push rod driving devices 5 is two, and one push rod driving device 5 is respectively installed on the outer side of each guide rail frame 2; the two push rod driving devices 5 are symmetrically arranged left and right; a "一" shaped through hole is opened at the midline of each guide rail frame 2, and the two "一" shaped through holes are symmetrically arranged left and right.

[0023] In the above technical solution, the push rod driving device 5 includes, but is not limited to, a push rod motor.

[0024] In the above technical solution, the electric folding sunshade awning drive system is installed on the roof shed, window or door, or installed on the gazebo, terrace shed, rain shed or sunshade shed for sunshading and isolation protection.

[0025] An electric folding sunshade awning drive system provided by the present utility model has the following beneficial effects compared with the prior art:

[0026] First, the present utility model uses the push rod of the push rod motor to drive the driving wheel to slide along the middle track, and further drives the folding and telescopic mechanism to expand and contract and other pulleys to slide. The traditional transmission belts (such as belts, chains, ropes, etc.) are omitted, which can completely avoid problems such as wear, aging, breakage, and derailment of the transmission belts. The push rod transmission is not easily damaged, has a longer service life, and greatly reduces the maintenance and repair costs.

[0027] II. The folding and retracting mechanism is composed of a plurality of connecting rods and a plurality of side plates, the end shafts of adjacent two side plates are rotationally connected, the plurality of side plates form a Z-shaped retracting chain, the two parallel Z-shaped retracting chains are connected by a plurality of parallel connecting rods, the end of the connecting rod is connected to the end of the side plate to form a Z-shaped retracting frame, and the center of each side plate is provided with a pulley. The folding and retracting mechanism has good versatility, can be installed with curtain cloth to form a sunshade curtain, and can be clamped with a plate to form a sunshade plate. The curtain cloth and the plate can be randomly disassembled, installed and replaced, and the assembly is more flexible. The folding and retracting mechanism does not need to be replaced as a whole, does not need additional accessories, effectively reduces the installation cost and replacement cost.

[0028] The sliding stroke distance of the push rod, the driving wheel and other pulleys is the distance between adjacent parallel connecting rods, greatly shortening the sliding stroke of the pulleys, reducing the wear of the pulleys and prolonging the service life of the pulleys.

[0029] III. Since the sliding stroke of the push rod and the pulley is very short, a small sliding float can realize the opening and closing of the entire folding and retracting mechanism, the opening and closing is fast, the time consumption is short, and the control is easy.

[0030] IV. The shaft rod of the driving wheel passes through the "I" shaped through hole and is connected to the front end of the push rod of the push rod driving device, the connection is simple and firm, and the folding function failure is not prone to occur.

[0031] V. The push rod driving device has a very short push rod stroke, can effectively reduce the power consumption of the motor, save traditional components such as transmission belts, and reduce the manufacturing cost.

[0032] VI. The push rod driving can also avoid the grinding noise caused by the long-term wear of the transmission belt.

[0033] VII. The pulleys are arranged at the centers of the two ends of the sunshade plate, and the guide rails are arranged in the middle of the guide rail frame, so that the stress on both sides of the pulleys from the sunshade plate is balanced, the stress on the pulleys is balanced, and the pulleys are more durable.

[0034] VIII. Two push rod driving devices are designed on the left and right sides, the driving wheels on the two sides slide at the same time, the folding and retracting mechanism is prevented from being unevenly stressed, and then the folding and retracting mechanism is prevented from being skewed and stuck, so that the folding and retracting mechanism is more smoothly opened and closed. BRIEF DESCRIPTION OF DRAWINGS

[0035] Figure 1 It is a whole perspective view of an electric folding sunshade awning transmission system of the utility model embodiments 1 and 2;

[0036] Figure 2 It is a perspective view of an electric folding sunshade awning transmission system of the utility model embodiments 1 and 2 after removing the guide rail frame side baffle;

[0037] Figure 3It is a left view perspective view of a kind of electric folding sunshade awning transmission system of the utility model embodiment 1 and 2;

[0038] Figure 4 It is a perspective view after removing left guide rail frame of a kind of electric folding sunshade awning transmission system of the utility model embodiment 1 and 2;

[0039] Figure 5 It is a perspective view after removing left guide rail frame of a kind of electric folding sunshade awning transmission system of the utility model embodiment 2 (folding telescopic mechanism is installed with board, forms sunshade board);

[0040] Figure 6 It is the overall perspective view of a kind of electric folding sunshade awning transmission system of the utility model embodiment 3 (folding telescopic mechanism is installed with board, forms sunshade board;The section of guide rail frame connecting groove is " " shape);

[0041] Figures 1-6 Middle:1-guide rail frame connecting groove, 2-guide rail frame, 2.1-intermediate guide rail, 3-guide rail frame side baffle, 4-folding telescopic mechanism, 4.1-connecting rod, 4.2-side plate, 5-push rod driving device, 6-pulley. DETAILED DESCRIPTION

[0042] The following is combined with specific implementation case and attached Figures 1-6 The utility model is further described, but the utility model is not limited to these embodiments.

[0043] Embodiment 1

[0044] As Figures 1-4As shown, an electric folding sunshade awning transmission system includes a rectangular frame. The rectangular frame is formed by connecting grooves 1 for upper and lower guide rail frames and left and right guide rail frames 2. A folding and telescopic mechanism 4 is provided inside the rectangular frame. The folding and telescopic mechanism 4 is composed of several connecting rods 4.1 and several side plates 4.2. The ends of adjacent side plates 4.2 are rotatably connected by a pivot. The several side plates 4.2 form a Z-shaped telescopic chain. Two parallel Z-shaped telescopic chains are connected by several parallel connecting rods 4.1. The ends of the connecting rods 4.1 are connected to the ends of the side plates 4.2 to form a Z-shaped telescopic frame. A sunshade cloth with a Z-shaped orientation is installed on the Z-shaped telescopic frame to form a telescopic sunshade curtain. One telescopic end of the folding telescopic mechanism 4 is fixedly connected to a guide rail frame connecting groove 1, and the other telescopic end of the folding telescopic mechanism 4 is a free end; an intermediate guide rail 2.1 is set on the inner centerline of the guide rail frame 2; each side plate 4.2 of the folding telescopic mechanism 4 is provided with a pulley 6 at its center, and the pulley 6 slides along the intermediate guide rail 2.1; all the moving pulleys 6 in each intermediate guide rail 2.1 constitute a pulley group, and one of the pulleys 6 in the pulley group is the drive wheel; an "I"-shaped through hole is also opened at the centerline of the guide rail frame 2, and the length of the "I"-shaped through hole corresponds to the sliding stroke distance of the drive wheel; a push rod drive device 5 is fixedly installed on the outer side of the guide rail frame 2, and the shaft of the drive wheel passes through the "I"-shaped through hole and is connected to the front end of the push rod of the push rod drive device 5. The push rod of the push rod drive device 5 moves telescopically, causing the drive wheel to slide along the intermediate guide rail 2.1, thereby causing the folding telescopic mechanism 4 to telescopic and the pulley group to slide.

[0045] The outer side of the guide rail frame 2 is covered by a guide rail frame side baffle 3, which is used to cover the push rod drive device 5. The cross-section of the guide rail frame connecting groove 1 is flat; the cross-section of the guide rail frame 2 is I-shaped.

[0046] There are two push rod drive devices 5, one of which is installed on the outer side of each guide rail frame 2; the two push rod drive devices 5 are symmetrically arranged on the left and right; each guide rail frame 2 has an "I" shaped through hole at its center line, and the two "I" shaped through holes are symmetrically arranged on the left and right.

[0047] The inner side of the guide rail frame 2 is the side facing the folding and telescopic mechanism 4; the outer side of the guide rail frame 2 is the side facing away from the folding and telescopic mechanism 4.

[0048] The "up" direction refers to the direction of the fixed end of the folding telescopic mechanism 4, and the "down" direction refers to the direction of the free end of the folding telescopic mechanism 4.

[0049] The drive wheel selected in this embodiment is the second pulley 6 from the top, and the push rod drive device 5 used in this embodiment is a push rod motor, which is purchased commercially.

[0050] The electric folding sunshade curtain transmission system of the embodiment is installed on a roof, a window or a door, or a pavilion, a patio canopy, a rain shelter or a sunshade, and is used for sunshade and isolation protection.

[0051] Embodiment 2

[0052] The electric folding sunshade curtain transmission system of the embodiment is the same as that described in Embodiment 1, and the difference between the embodiment and Embodiment 1 is that a plate is clamped between the two adjacent connecting rods 4.1 of the Z-shaped telescopic frame to form a telescopic sunshade plate. As shown in Figures 1-5 .

[0053] Embodiment 3

[0054] The electric folding sunshade curtain transmission system of the embodiment is the same as that described in Embodiment 1, and the difference between the embodiment and Embodiment 1 is that a plate is clamped between the two adjacent connecting rods 4.1 of the Z-shaped telescopic frame to form a telescopic sunshade plate. The section of the guide rail frame connecting groove 1 is a "∅" shape. As shown in Figure 6 .

Claims

1. A drive system for an electric folding sunshade awning, comprising a rectangular frame, which is formed by an upper and lower guide rail frame connecting groove (1) and a left and right guide rail frame (2), characterized in that, A folding and telescopic mechanism (4) is arranged inside the rectangular frame. The folding and telescopic mechanism (4) is composed of a plurality of connecting rods (4.1) and a plurality of side plates (4.2). The ends of adjacent two side plates (4.2) are rotationally connected by a rotating shaft. The plurality of side plates (4.2) form a Z-shaped telescopic chain. Between two parallel Z-shaped telescopic chains, there are a plurality of parallel connecting rods (4.1) connecting them. The ends of the connecting rods (4.1) are connected to the ends of the side plates (4.2) to form a Z-shaped telescopic frame. One telescopic end of the folding and telescopic mechanism (4) is fixedly connected to a guide rail frame connection groove (1), and the other telescopic end of the folding and telescopic mechanism (4) is a free end. A middle guide rail (2.1) is arranged on the inner side median line of the guide rail frame (2). A pulley (6) is arranged at the center of each side plate (4.2) of the folding and telescopic mechanism (4), and the pulley (6) slides along the middle guide rail (2.1). All the pulleys (6) moving in each middle guide rail (2.1) form a pulley group, and one of the pulleys (6) in the pulley group is a driving wheel. An "I"-shaped through hole is also opened at the median line of the guide rail frame (2), and the length of the "I"-shaped through hole corresponds to the sliding stroke distance of the driving wheel. A push rod driving device (5) is fixedly installed on the outer side of the guide rail frame (2), and the shaft rod of the driving wheel passes through the "I"-shaped through hole and is connected to the front end of the push rod of the push rod driving device (5).

2. A drive system for an electrically folding sun awning according to claim 1, characterized in that The push rod of the push rod driving device (5) makes a telescopic movement, driving the driving wheel to slide along the middle guide rail (2.1), and further driving the folding and telescopic mechanism (4) to expand and contract and the pulley group to slide.

3. A drive system for an electrically folding sun awning according to claim 1, characterized in that A sunshade cloth with a Z-shaped layout is installed on the folding and telescopic mechanism (4) to form a telescopic sunshade curtain.

4. A drive system for an electrically folding sun awning according to claim 1, characterized in that A plate is clamped between adjacent two connecting rods (4.1) of the folding and telescopic mechanism (4) to form a telescopic sunshade board.

5. A drive system for an electrically folding sun awning according to claim 1, characterized in that A guide rail frame side baffle (3) is covered on the outer side of the guide rail frame (2) for covering the push rod driving device (5).

6. A drive system for an electrically folding sun awning according to claim 1, characterized in that The cross-section of the guide rail frame connection groove (1) is "C"-shaped or flat-shaped; the cross-section of the guide rail frame (2) is "I"-shaped.

7. A drive system for an electrically folding sun awning according to claim 1, characterized in that The inner side of the guide rail frame (2) is the side of the guide rail frame (2) facing the folding and telescopic mechanism (4); the outer side of the guide rail frame (2) is the side of the guide rail frame (2) facing away from the folding and telescopic mechanism (4).

8. A drive system for an electrically folding sun awning according to claim 1, characterized in that The number of the push rod driving devices (5) is two, and one push rod driving device (5) is respectively installed on the outer side of each guide rail frame (2); the two push rod driving devices (5) are symmetrically arranged left and right; an "I"-shaped through hole is opened at the median line of each guide rail frame (2), and the two "I"-shaped through holes are symmetrically arranged left and right.

9. A drive system for an electrically folding sun awning according to claim 1 or 8, characterized in that The push rod driving device (5) includes but is not limited to a push rod motor.

10. A drive system for an electrically folding sun awning according to claim 1, characterized in that The electric folding sunshade awning transmission system is installed on the roof shed, window or door, or installed on the gazebo, patio shed, rain shed or sunshade shed for sunshading and isolation protection.

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