CN108215745B - retractable shade - Google Patents

Abstract

The invention discloses a retractable shading device, comprising a shade cloth and two side frames; the two side frames are respectively a first side frame and a second side frame, and each side frame includes a top rod and a vertical rod, which are used for connecting with The fixed structure of the hub connection; the end of the top rod is placed in the sliding hole of the top seat, the top seat is hinged with the top of the vertical rod, and the fixed structure is set at the bottom of the vertical rod; the two ends of the cloth are hooked to the corresponding No. The top rod of one side frame and the top rod of the second side frame realize the connection of both ends of the cloth with the top rod of the first side frame and the top rod of the second side frame; the top seat is provided with a vertical part. An adhesive layer is arranged on the ejector rod, so that there is frictional resistance between the inner wall of the sliding hole and the ejector rod when sliding. In addition to the sunshade mode for vehicles, the present invention can be transformed into a play sunshade mode, and people can shade under the device when playing the sunshade mode. The unit is firmly fixed and will not be blown away by the wind. Can meet the various needs of consumers.

Description

retractable shade

This application is a divisional application of a Chinese patent application (name of invention-creation: multi-purpose vehicle-connecting shade device, application number: 2016107960542, application date: 2016-08-31).

technical field

The invention relates to a retractable shading device, which can be used for sun protection of a trolley.

Background technique

In the prior art, due to the scarcity of land and the large number of small cars, there are few parking spaces with carports. Many cars are parked in the open air, which creates exposure to the sun. Portable sun sheds in the prior art are not firmly connected to the trolley, or are inconvenient to use, have many steps, and some are placed in places. However, due to various environmental conditions, the sun sheds are easily soiled, which is inconvenient to clean and inconvenient. Convenient to carry.

In the current field trips, many times when I stop to play, I like to take an umbrella for shade. However, it is difficult to fix the umbrella due to the strong wind in the wild. The umbrella is often blown everywhere, causing great inconvenience to the umbrella.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a retractable shade device, which is easy to use, firmly and conveniently connected to the trolley, and has multiple functions.

The present invention can take following technical scheme:

A retractable shading device, comprising a shade cloth and two side frames; the two side frames are respectively a first side frame and a second side frame, and each side frame comprises a top rod, a vertical rod, a fixing rod for connecting with a wheel hub Structure; the end of the top rod is placed in the sliding hole of the top seat, the top seat is hinged with the top of the vertical rod, and the fixing structure is set at the bottom of the vertical rod; The top rod and the top rod of the second side frame realize the connection of the two ends of the cloth with the top rod of the first side frame and the top rod of the second side frame;

There is a vertical part on the top seat;

The fixed structure includes a main cylinder, a movable claw, a fixed claw, and a pressure plate; the outer periphery of the middle part of the main cylinder is provided with a shoulder; the movable claw includes a vertical end and a horizontal end. The end is provided with a movable sleeve, and the vertical end of the movable claw is provided with a protrusion, and the protrusion direction of the protrusion is counterclockwise; It is "L"-shaped, the horizontal end of each fixing claw is fixed on the sleeve, the vertical end of each fixing claw is provided with a protruding piece, and the protruding direction of the protruding piece is clockwise; The cylinder is sleeved on the main cylinder and is located at the front end of the main cylinder, the rear end of the sleeve is in contact with the shoulder, and the main cylinder is provided with a positioning block extending into the positioning opening; the movable sleeve is located at the front end of the main cylinder, and the movable sleeve is sleeved on the main cylinder, A torsion spring is arranged between the movable sleeve and the sleeve, and both ends of the torsion spring are respectively connected with the movable sleeve and the sleeve; a positioning rod is arranged on the back of the pressure plate, and the positioning rod extends into the main cylinder; between the pressure plate and the movable sleeve There is a spring, one end of the spring is against the pressure plate, and the other end is against the movable sleeve;

The vertical part of the top seat is connected with the main control rope; one end of the first dividing rope is connected to the vertical end of the movable claw; the other end of the first dividing rope passes through a movable hole, and then passes through the perforation on the main cylinder and is connected with the main control rope One end of the second split rope is connected with the positioning rod, and the other end is connected with the main control rope; the movable hole is arranged on the vertical end corresponding to the fixed claw;

When it is not in use, the top rod and the vertical rod overlap, the main control rope is tightened, and the movable claw is pulled and rotated, so that a fixed angle is maintained between the movable claw and the fixed claw, and the pressure plate overcomes the elastic force of the spring and retreats toward the main cylinder; When the structure is connected to the wheel hub, the vertical end of the movable claw extends into the corresponding hole of the wheel hub, and the vertical end of each fixed claw extends into the corresponding hole of the wheel hub. Rotating relative to the fixed claw, the protrusion of the movable claw rotates to the back of the corresponding spoke, and the protrusion of the fixed claw rotates to the back of the corresponding spoke; the spring pushes the pressure plate forward, and the pressure plate is pressed on the spoke.

The present invention can further take the following improvement measures to solve the problem:

A further way is as follows: the movable claw and the fixed claw are arranged around the pressing plate.

A further way is as follows: the vertical rod is fixedly connected with the rear end of the main cylinder.

A further method is as follows: the vertical part forms an angle of 100 degrees with the ejector rod, and the inner side of the middle part of the vertical rod is provided with a blocking member which prevents the ejector rod from turning over-position when the ejector rod rotates.

A further method is as follows: the vertical part forms an angle of 95 degrees with the ejector rod, and the inner side of the middle part of the vertical rod is provided with a blocking member which prevents the ejector rod from turning over-position when the ejector rod rotates.

A further way is as follows: the top rod is set to a retractable structure.

A further way is as follows: the vertical rods are arranged in a retractable structure.

A further way is as follows: the ejector rod is provided with an adhesive layer, so that there is frictional resistance when sliding between the inner wall of the sliding hole and the ejector rod. The above technical solution has the following technical effects:

1. In addition to the sunshade mode for vehicles, the present invention can also be transformed into a play sunshade mode, and people can shade under the device when playing the sunshade mode. The unit is firmly fixed and will not be blown away by the wind. Can meet the various needs of consumers.

2. The movable claw of the present invention rotates relative to the fixed claw, the protrusion of the movable claw rotates to the back of the corresponding spoke, and the protrusion of the fixed claw rotates to the back of the corresponding spoke; the spring pushes the pressure plate forward, and the pressure plate is pressed on the spoke. The movable claw, the fixed claw and the pressure plate cooperate with each other, thus realizing the fixation. The fixing structure is thus fixed to the hub. The hub can be fixed while the top rod is opened. When the top rod is folded, the fixed structure can be separated from the wheel hub, and the operation is convenient, convenient and simple.

3. The fixed structure of the present invention does not contact the ground, which can ensure that the sunscreen shed is not affected by the ground environment and is kept clean.

4. When the present invention is used, there are multiple components that are in contact with the hub in multiple directions, and the connection is firm.

5. The present invention has simple structure, low cost and easy manufacture.

Description of drawings

Figure 1 is a schematic perspective view of a side frame.

FIG. 2 is a schematic diagram of a viewing angle direction of the fixed structure.

FIG. 3 is a schematic diagram of a viewing angle direction of the fixed structure.

Figure 4 is a schematic diagram of the connection between the top rod and the vertical rod.

FIG. 5 is a perspective view of the side frame in another viewing direction.

FIG. 6 is a schematic diagram of a viewing angle direction of the fixed structure.

FIG. 7 is a structural cross-sectional view of the fixing structure.

Figure 8 is a schematic view of the stationary structure after it is attached to the hub.

Figure 9 is another schematic view of the fixed structure after it is attached to the hub.

Figure 10 is a schematic diagram of the device applied to a vehicle.

Fig. 11 is a schematic diagram of the folding direction of the ejector rod.

Figure 12 is another schematic diagram of the device applied to a vehicle.

Detailed ways

The present invention will be specifically described below with reference to specific embodiments.

Embodiment 1: As shown in Figure 1, Figure 2, Figure 3, Figure 4, Figure 5, Figure 6, Figure 7, Figure 8, Figure 9, Figure 10, a retractable shade device, including a shade, two The two side frames are the first side frame 101 and the second side frame 102 respectively. The end is placed in the sliding hole 104 of the top seat 103, the top seat 103 is hinged with the top of the vertical rod 2, and the fixing structure 400 is arranged at the bottom of the vertical rod 2; The top rod of the first side frame and the top rod of the second side frame. In this example, hooks are provided at the corners of both ends of the cloth, and the hook bodies are hooked to the corresponding top rod of the first side frame and the top rod of the second side frame. In the provided hook hole, the two ends of the cloth cover are respectively connected with the top rod of the first side frame and the top rod of the second side frame.

The top rod can slide relative to the top seat. An adhesive layer is arranged on the ejector rod, so that there is frictional resistance between the inner wall of the sliding hole and the ejector rod when sliding.

The top seat 103 is provided with the vertical portion 3 .

The fixing structure 400 includes a main cylinder 4 , a movable claw 5 , a fixing claw 6 , and a pressing plate 7 . A shoulder 8 is provided on the outer periphery of the middle portion of the main cylinder 4 . The movable claw 5 includes a vertical end 501 and a horizontal end 502. The vertical end and the horizontal end are connected and fixed to form an "L" shape. The horizontal end 502 of the movable claw is provided with a movable sleeve 503. Viewed from the rear end of the main cylinder to the front end of the main cylinder, the protruding direction of the protrusion 504 is counterclockwise; the number of the fixing claws 6 is two, and each fixing claws 6 includes a vertical end 601, a horizontal end 602, and a vertical end 601 , The horizontal end 602 is connected and fixed in an "L" shape, the horizontal end 602 of each fixing claw is fixed on the sleeve 603, and the vertical end 601 of each fixing claw is provided with a protruding piece 604, from the rear end of the main cylinder to the front end of the main cylinder. Viewed from the direction, the protruding direction of the protruding piece 604 is clockwise; the rear end of the sleeve 603 is provided with a positioning port 605, the sleeve 603 is sleeved on the main cylinder 4, located at the front end of the main cylinder 4, and the rear end of the sleeve 603 In contact with the shoulder 8, the main cylinder is provided with a positioning block 9 extending into the positioning opening 605; the movable sleeve 503 is located at the front end of the main cylinder 4, the movable sleeve 503 is sleeved on the main cylinder 4, and a There is a torsion spring 10, the two ends of the torsion spring 10 are respectively connected with the movable sleeve and the sleeve; the back of the pressure plate 7 is provided with a positioning rod 71, and the positioning rod 71 extends into the main cylinder 4; between the pressure plate 7 and the movable sleeve 503 A spring 11 is provided, one end of the spring 11 is against the pressing plate, and the other end is against the movable sleeve 503 . The positioning rod can move relative to the main cylinder.

The position of the vertical end of the movable claw corresponds to the position of the corresponding hole of the wheel hub, and the position of the vertical end of the fixed claw corresponds to the position of the corresponding hole of the wheel hub.

In this example, the other end of the spring is pressed against the movable sleeve 503 through the partition plate 12 . The main barrel passes through the spring 11 . The main barrel passes through the torsion spring 10 .

The vertical part 3 of the top seat is connected with the main control rope 13; one end of the first dividing rope 14 is connected to the vertical end of the movable claw; the other end of the first dividing rope 14 passes through the movable hole 16 provided on the vertical end of the corresponding fixed claw Then, the corresponding fixed claw is the fixed claw that the movable claw turns after overcoming the torsion force of the torsion spring, and then passes through the hole on the main cylinder and is connected to the main control rope; one end of the second split rope 15 is connected to the positioning rod 71, and the other end Connect with the main control rope 13;

When it is not in use, the top rod and the vertical rod overlap (folded state), the end of the vertical part is in a relatively high position, the main control rope is tightened, and the movable claw is pulled to overcome the force of the torsion spring and rotate, so that the movable claw and the fixed claw are rotated. A fixed angle is maintained between them, and the pressure plate overcomes the elastic force of the spring and retreats in the direction of the main cylinder; when the fixed structure is connected to the hub, the vertical end of the movable claw extends into the corresponding hole of the hub, which is the hole between the two adjacent spokes 301. The vertical end of each fixing claw extends into the corresponding hole of the hub, which is the hole between the two adjacent spokes. After the ejector rod is rotated and opened, the end of the vertical part is at the relatively lowest position, as shown in Figure 1 and Figure 4. The main control rope moves downward, at the same time, the movable claw and the fixed claw rotate relative to each other, the protrusion of the movable claw rotates to the back of the corresponding spoke, and the protrusion of the fixed claw rotates to the back of the corresponding spoke; the spring pushes the pressure plate forward, and the pressure plate is pressed against the spoke. superior. The movable claw, the fixed claw and the pressure plate cooperate with each other, thus realizing the fixation. The fixing structure is thus fixed to the hub. The hub can be fixed while the top rod is opened. When the ejector rod is folded, as shown in FIG. 11 , it is the direction of the ejector rod folding, which can make the fixed structure leave the hub, and the operation is convenient, convenient and simple. The connection and fixation of the present invention is relatively firm. This is the car sun protection mode of the present invention, which can give the car a sun protection mode.

As shown in Figure 12, when playing in the wild, you can take off the cloth first. Open the top bar as described above for the vehicle sunshade mode. Then pull the end of the top rod out from the other end of the sliding hole in the top seat, so that the top rod sticks out to the side of the car until it is pulled out to a reasonable length. Then, the top rod of the first side frame and the top rod of the second side frame are connected by hooks to the cover cloth, which forms a state where the cover cloth is on the outside of the car. This is the play sunshade mode. shade. It is firmly fixed and will not be blown away by the wind.

The device of the present invention has a variety of uses. An ideal replacement for existing car sunshades.

A further improvement is: the movable claw and the fixed claw are arranged around the pressing plate.

A further improvement is: the vertical rod 2 is fixedly connected with the rear end of the main cylinder 4 .

A further improvement is as follows: the vertical part forms an angle of 100 degrees with the ejector rod, and the inner side of the middle part of the vertical rod 2 is provided with a blocking member 17 which prevents the ejector rod from turning over-position when the ejector rod rotates. As shown in Figure 11. In this way, after the top rod 1 is rotated clockwise, when it returns to overlap with the vertical rod, under the action of the pull-down force of the main control rope (because the main control rope is connected with the movable claw and the positioning rod, the main control rope will be indirectly affected by the torsion spring). , the force of the spring), it will not continue to rotate, avoiding over-positioning.

As shown in Figure 11, when the ejector rod is in the original state (overlapped with the vertical rod), the vertical part is at the second highest position, and the main control rope is pulled by the elastic force, so that the ejector rod will not rotate at will, and only the action of manpower is required. Row. In the process of returning the ejector rod, after the vertical part crosses the highest point, the vertical part can be reset automatically, because of the function of the main control rope pulled by the elastic force.

A further improvement is: the top seat 103 is located on one side of the vertical rod, the vertical part is located on the other side of the vertical rod, and the vertical part 3 is connected to the top seat 103 through the hinge shaft 31 .

A further improvement is as follows: the vertical part forms an angle of 80 degrees with the ejector rod, and the inner side of the middle part of the vertical rod is provided with a blocking member which prevents the ejector rod from turning over-position when the ejector rod rotates.

A further improvement is as follows: the vertical part forms an angle of 85 degrees with the top rod, and the inner side of the middle part of the vertical rod is provided with a blocking member which prevents the top rod from turning over-position when the top rod rotates.

A further improvement is as follows: the vertical part forms an angle of 95 degrees with the ejector rod, and the inner side of the middle part of the vertical rod is provided with a blocking member which prevents the ejector rod from turning over-position when the ejector rod rotates.

A further improvement is that the ejector rod can be set as a retractable structure.

A further improvement is that the vertical rod can be set as a retractable structure.

Claims (6)

1. A retractable shading device, characterized in that it comprises a cloth and two side frames; the two side frames are respectively a first side frame and a second side frame, and each side frame comprises a top rod, a vertical rod, a The end of the top rod is placed in the sliding hole of the top seat, the top seat is hinged with the top of the vertical rod, and the fixed structure is set at the bottom of the vertical rod; the two ends of the cloth are hooked to the corresponding The top rod of the first side frame and the top rod of the second side frame realize the connection of the two ends of the cloth with the top rod of the first side frame and the top rod of the second side frame; There is a vertical part on the top seat; There is an adhesive layer on the ejector rod, so that there is frictional resistance between the inner wall of the sliding hole and the ejector rod; The fixed structure includes a main cylinder, a movable claw, a fixed claw, and a pressure plate; the outer periphery of the middle part of the main cylinder is provided with a shoulder; the movable claw includes a vertical end and a horizontal end. The end is provided with a movable sleeve, and the vertical end of the movable claw is provided with a protrusion, and the protrusion direction of the protrusion is counterclockwise; It is "L"-shaped, the horizontal end of each fixing claw is fixed on the sleeve, the vertical end of each fixing claw is provided with a protruding piece, and the protruding direction of the protruding piece is clockwise; The cylinder is sleeved on the main cylinder and is located at the front end of the main cylinder, the rear end of the sleeve is in contact with the shoulder, and the main cylinder is provided with a positioning block extending into the positioning opening; the movable sleeve is located at the front end of the main cylinder, and the movable sleeve is sleeved on the main cylinder, A torsion spring is arranged between the movable sleeve and the sleeve, and both ends of the torsion spring are respectively connected with the movable sleeve and the sleeve; a positioning rod is arranged on the back of the pressure plate, and the positioning rod extends into the main cylinder; between the pressure plate and the movable sleeve There is a spring, one end of the spring is against the pressure plate, and the other end is against the movable sleeve; The vertical part of the top seat is connected with the main control rope; one end of the first dividing rope is connected to the vertical end of the movable claw; the other end of the first dividing rope passes through a movable hole, and then passes through the perforation on the main cylinder and is connected with the main control rope One end of the second split rope is connected with the positioning rod, and the other end is connected with the main control rope; the movable hole is arranged on the vertical end corresponding to the fixed claw; When it is not in use, the top rod and the vertical rod overlap, the main control rope is tightened, and the movable claw is pulled and rotated, so that a fixed angle is maintained between the movable claw and the fixed claw, and the pressure plate overcomes the elastic force of the spring and retreats toward the main cylinder; When the structure is connected to the wheel hub, the vertical end of the movable claw extends into the corresponding hole of the wheel hub, and the vertical end of each fixed claw extends into the corresponding hole of the wheel hub. Rotating relative to the fixed claw, the protrusion of the movable claw rotates to the back of the corresponding spoke, and the protrusion of the fixed claw rotates to the back of the corresponding spoke; the spring pushes the pressure plate forward, and the pressure plate is pressed on the spoke. 2. The retractable shading device according to claim 1, characterized in that the vertical part forms a 95-degree angle with the top rod, and the inner side of the middle part of the vertical rod is provided with a block to prevent the top rod from turning over-position when the top rod is rotated. pieces. 3 . The retractable shade device according to claim 1 , wherein the top rod is arranged in a retractable structure. 4 . 4. The retractable shading device according to claim 1, wherein the vertical rod is arranged in a retractable structure. 5 . The retractable shade device according to claim 1 , wherein the movable claw and the fixed claw are arranged around the pressing plate. 6 . 6 . The retractable shade device according to claim 1 , wherein the vertical rod is fixedly connected with the rear end of the main cylinder. 7 .

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