TWI500402B - Electrical opening-closing mechanism of the umbrella - Google Patents

Description

Electric lift control umbrella structure

The invention relates to an umbrella device, in particular to an electric lifting control umbrella structure capable of realizing simple automatic opening and closing action.

Press, when the early umbrella is in use, the user must hold the grip in one hand, and the other hand pushes the rib up to a certain position, so that the umbrella is opened with the rib, and when the folding is folded, the rib is pulled down due to Such umbrellas must be moved by both hands during opening and closing. If the user has an item in one hand or is inconvenient to injure, the inconvenience of the umbrella is generated. Therefore, someone designs a handle at the handle. There is a button umbrella, press the button to automatically open the umbrella, but does not have the function of automatic umbrella collection, but the hands need to be folded together, the use of the umbrella is still inconvenient, so in recent years An umbrella that can be automatically opened is designed.

For example, the Chinese Utility Model Patent No. CN2523255Y, which was announced on December 4, 2002, discloses a “straight-bone automatic opening umbrella” that uses a spring-loaded rib and needs to be placed inside the middle rod. The ratio control mechanism and the handle control device of the handle can be realized; and the structure of the variable ratio mechanism is relatively complicated, and the buckle and the handle control device are required to be released and locked by the pull cord to complete the automatic opening and closing. The function of the umbrella, and after the umbrella is closed, it is necessary to apply a second force to lock the buckle and the handle control device in place to realize the next automatic opening function.

Therefore, the conventional automatic opening and closing umbrella is not only complicated in structure, but also has high cost and failure rate. Moreover, the folding action requires two steps, and does not realize a complete automatic folding function. In addition, a traction spring is installed in the rod, and the traction spring is responsible for automatically bounce the umbrella when the umbrella is opened, and the spring opening action is equivalent. It is fast, so it is easy to accident and hurt, so it is necessary to improve it.

The present inventors have the disadvantages of being complicated to open and unloading umbrellas in view of the conventional automatic opening and closing umbrellas, and the shortcomings of the automatic opening and closing of the umbrellas, and the idea of designing and testing, and multiple corrections. After the improvement, the present invention is finally introduced.

The invention provides an electric lifting control umbrella structure, comprising: a middle rod group, a upper nest, a middle nest, a lower nest, an umbrella skeleton, an umbrella cloth, a umbrella handle and a driving mechanism, wherein the middle rod group The utility model is composed of a middle tube and a movable sleeve disposed outside the middle tube. The tube wall of the middle tube is provided with an axially extending elongated movable groove, and the upper nest is fixed in the middle rod group. a top end of the tube, the nesting sleeve is placed on the outer tube of the middle rod group, the lower nesting sleeve is placed on the outer tube of the middle rod group and located at the lower side of the middle nest, and the lower end of the lower nest is provided with a grip portion. The umbrella skeleton comprises a plurality of main bones, short bones, long bones and elastic members, one end of the plurality of main bones is pivotally connected to the upper nest, and the other end is a free end, and one end of the plurality of short bones is pivotally connected with the middle nest, and the other One end is pivotally connected to the main bone, one end of the plurality of long bones is pivotally connected to the lower nest, and the other end is pivotally connected to the main bone, and the plurality of elastic elements are connected between the lower nest and the main bones, and the umbrella cloth is fixed to the umbrella a skeleton, the handle is fixedly connected to the lower end of the middle set of the middle rod, and a power source is disposed in the handle, and the handle is The side is provided with a control button for starting the forward and reverse rotation of the power source, the driving mechanism comprises a screw and a push tube driven by the screw to move up and down, the lower end of the screw is connected to the power source in the handle, the The push tube is inserted into the tube in the middle rod group, and is connected to the outer tube by a movable piece passing through the middle tube, so that the push tube is The connecting piece can drive the outer tube to move up and down within the range of the movable slot.

The main object of the present invention is that when it is used, the screw of the driving mechanism can be rotated by the power source, and the screw can drive the push tube to move up and down, and then the tube outside the middle rod group can be moved up and down, and the nest can be pushed open or The umbrella frame is folded, and the skeleton of the umbrella can be assisted by the elastic element of the umbrella frame, and the structure is simple, the cost and the failure rate are low, and the umbrella device realizes the function of simple automatic opening and closing, which makes people The use of umbrellas is more convenient.

A second object of the present invention is to drive the driving mechanism by the power source, and the driving mechanism can move the upper and lower tubes of the rod group to move up and down, and cooperate with the elastic components of the umbrella frame to automatically push open or close. Therefore, the umbrella can be smoothly moved, and the accident of injury can be avoided, and the safety of the use of the umbrella can be improved.

Another object of the present invention is that when the power source is exhausted and the umbrella is not automatically opened, it can be gripped on the grip portion of the lower nest, and can be manually pushed open by the assistance of the elastic member of the umbrella frame. Or fold the umbrella skeleton for better practical use.

1‧‧‧中棒组

11‧‧‧中管

111‧‧‧ Activity slot

12‧‧‧External management

121‧‧‧Limited structure

122‧‧‧Protection structure

123‧‧‧ push sleeve

124‧‧‧ cushion

125‧‧‧Fixed holes

2‧‧‧上巢

3‧‧‧中巢

4‧‧‧The next nest

41‧‧‧ grip

5‧‧‧ umbrella skeleton

51‧‧‧Main bone

52‧‧‧ Short bones

53‧‧‧Long bones

54‧‧‧Flexible components

6‧‧‧ Umbrella

7‧‧‧Umbrella handle

71‧‧‧Power source

72‧‧‧Control button

8‧‧‧ drive mechanism

81‧‧‧ screw

82‧‧‧ push tube

821‧‧‧ nuts

822‧‧‧Fixed holes

83‧‧‧Connecting parts

The first figure is a perspective view of the appearance of the open state of the present invention.

The second drawing is a partial exploded view of the present invention.

The third figure is a side view and a partial cross-sectional view of the umbrella state of the present invention.

The fourth figure is an enlarged view of the portion A of the third figure.

The fifth figure is a side view and a partial cross-sectional view of the open-opening action of the present invention.

The sixth figure is an enlarged view of part B of the fifth figure.

The seventh drawing is a side view and a partial cross-sectional view of the open state of the present invention. The eighth figure is an enlarged view of part C of the seventh figure.

Referring to the first, second, third and fourth figures, the present invention provides an electric lift control umbrella structure comprising: a middle rod group 1, a upper nest 2, a middle nest 3, and a lower nest. 4, an umbrella frame 5, an umbrella cloth 6, a handle 7 and a driving mechanism 8, wherein the middle rod group 1 is composed of a middle tube 11 and a movable sleeve placed outside the middle tube 11 The length of the middle tube 11 is larger than the outer tube 12, and an axially extending elongated movable slot 111 is defined in the tube wall of the middle tube 11. The upper portion of the outer tube 12 is provided with a limiting structure 121. The limiting structure 121 In order to form the convex portion of the outer tube 12, a structure such as a collar or a pin fixed to the outer tube 12 may be used. The upper nest 2 is fixed to the top end of the tube 11 in the middle rod group 1, and the middle nest 3 is a movable sleeve. It is placed on the outer tube 12 of the middle rod group 1 and is located above the limiting structure 121, and is restricted by the limiting structure 121, and is movable sliding above the limiting structure 121, and the outer tube 12 is in the middle nest 3 movable sleeve. After being disposed, a retaining structure 122 is disposed at the upper end to prevent the middle nest 3 from coming off the upper end of the outer tube 12. The retaining structure 122 may be formed on the convex portion of the outer tube 12, or may be fixed. The sleeve 4 or the pin on the outer tube 12 is placed on the outer tube of the middle rod group 1 and is located below the limiting structure 121, and is limited by the limiting structure 121, and is limited to The bottom of the lower nest 4 is provided with a grip portion 41. The umbrella frame 5 includes a plurality of main bones 51, a short bone 52, a long bone 53 and an elastic member 54. The plurality of main bones 51 One end is pivotally connected to the upper nest 2, and the other end is a free end. One end of the plurality of short bones 52 is pivotally connected to the middle nest 3, and the other end is pivotally connected to the main bone 51. One end of the plurality of long bones 53 and the lower nest 4 The other end is pivotally connected to the main bone 51. The plurality of elastic members 54 are connected between the lower nest 4 and the main bones 51. The elastic member 54 is connected to a spring by a pull rod. 6 is fixed on the umbrella frame 5, and the handle 7 is connected and fixed to the lower end of the tube 11 in the middle rod group 1, and a power source 71 is disposed inside the handle 7 and is disposed on one side of the handle 7 The power source 71 is activated and rotated by a control button 72. The power source 71 is an electric motor electrically connected to the battery. The driving mechanism 8 includes a screw 81 and a screw 81 for moving up and down. The push tube 82 is extended in the tube 11 of the middle rod set 1, and the lower end of the screw 81 is connected to the power source 71 in the handle 7, and can be driven by the power source 71 for forward and reverse rotation. The push tube 82 is disposed in the tube 11 of the middle rod set 1 and is connected to the outer tube 12 by a connecting member 83 passing through the movable slot 111 of the middle tube 11 so that the push tube 82 can pass through the tube 82. The connecting member 83 drives the outer tube 12 to move up and down in the range of the movable slot 111. The push tube 82 is provided with a nut 821 that cooperates with the screw 81. The nut 821 is disposed in the lower portion of the push tube 82 in the embodiment. The operating power source 71 drives the screw 81 to rotate in the forward and reverse directions, so that the push tube 82 moves up and down with respect to the screw 81, when the umbrella of the present invention is in the collection State, the nut 821 is located at a lower position of the spindle 81.

The lower portion of the outer tube 12 is provided with a push sleeve 123. The outer tube 12 is provided with a cushion 124 between the middle nest 3 and the lower nest 4. The cushion 124 is used for preventing the limit structure when the outer tube 12 moves upward. An excessive impact is generated between 121 and the middle nest 3, and when the lower nest 4 is pulled up to the middle nest 3 position, an excessive impact is prevented between the middle nest 3 and the lower nest 4.

The push tube 82 can also be provided with a thread instead of a nut 821 directly on the inner wall to cooperate with the screw 81, thereby realizing the function of the screw 81 to move the push tube 82 up and down.

The stroke of the nut 821 moving up and down along the screw 81 is the outer tube 12 The stroke of moving up and down relative to the middle tube 11.

The outer tube 12 and the push tube 82 are respectively provided with fixing holes 125 and 822 through which the connecting member 83 is fixed.

Please also refer to the fifth, sixth, seventh and eighth figures. When the umbrella opening action is to be performed, the control button 72 of the handle 7 is pressed to start the power source 71 to output the positive rotational force. When the power source 71 drives the screw 81 to rotate in the forward direction, the nut 821 moves upward along the screw 81 to drive the push tube 82 to move upward relative to the screw 81, and the push tube 82 drives the outer tube 12 to move upward relative to the middle tube 11 through the connecting member 83. While the tube 12 is moved up, the upper limiting structure 121 synchronously urges the middle nest 3 to move upward, and the short bone 52 is used to push the main bone 51 to open the umbrella, and the main bone 51 is opened while being pulled. The long bone 53 is outwardly deployed, and the lower nest 4 is moved together to move the upper portion of the outer tube 12 until the umbrella is fully opened, and when the umbrella surface is opened to a certain angle, the opening of the elastic member 54 can be used to assist the opening of the umbrella, and After the canopy is opened in place, the main bone 51 is pulled by the elastic member 54, so that the lower nest 4 cannot move downward.

When the umbrella operation is to be performed, another control button 72 of the handle 7 is pressed to start the power source 71 to output the reverse power, and the power source 71 drives the screw 81 to rotate in the reverse direction, and the nut 821 moves downward along the screw 81. At the same time, the push tube 82 drives the outer tube 12 to move downward relative to the middle tube 11 through the connecting member 83. When the outer tube 12 moves down, the upper limiting structure 121 loosens the upward force on the middle nest 3, and the umbrella frame 5 concentrated under the action of the umbrella cloth 6 to the middle rod group 1, that is, the middle nest 3 moves downward with the outer tube 12 relative to the middle tube 11, and the long bone 53 loses the traction effect of the main bone 51, so that the lower nest 4 Moving down the outer tube 12 until the umbrella is completely folded, and when the umbrella surface is folded to a certain angle, the umbrella can be assisted by the elastic force of the elastic member 54, and after the umbrella surface is completely folded, the elastic member 54 is supported. Pull the effect so that the umbrella surface does not automatically release.

From the structure of the above specific embodiment, the following benefits can be obtained:

1. The electric lift control umbrella structure of the present invention, in use, can be driven by the power source 71 to drive the screw 81 of the drive mechanism 8, and the screw 81 drives the push tube 82 to move up and down, thereby interlocking the outer tube group 1 with respect to the tube 12 The middle tube 11 is moved up and down, and the middle frame 3 can be used to push open or close the umbrella frame 5, and the auxiliary member can be assisted by the elastic member 54 of the umbrella frame 5 while pushing or folding the umbrella frame 5, and the whole body is obtained. The utility model has the advantages of simple structure, low cost and failure rate, and the utility model realizes the function of simple automatic opening and unwinding, which makes the use of the umbrella tool more convenient.

2. The electric lift control umbrella structure of the present invention is used to drive the drive mechanism 8 by the power source 71, and the outer tube 12 of the middle rod group 11 is moved up and down by the drive mechanism 8 to cooperate with the umbrella frame. The auxiliary member of the elastic member 54 of 5 is used to automatically push open or close the umbrella surface, so that the opening and closing operation of the umbrella device is smooth, and the accident of rapid opening of the umbrella surface can be avoided, thereby achieving better safety of use. .

3. The electric lift control umbrella structure of the present invention can be held on the grip portion 41 of the lower nest 4 when the power source 7 is exhausted and cannot automatically open and close the umbrella member, and the elasticity of the umbrella frame 5 is matched. With the aid of the component 54, the umbrella frame 5 is directly pushed open or folded in a manual manner, and the manual opening and closing of the umbrella is completed, which has better practical effects.

1‧‧‧中棒组

11‧‧‧中管

111‧‧‧ Activity slot

12‧‧‧External management

121‧‧‧Limited structure

122‧‧‧Protection structure

123‧‧‧ push sleeve

124‧‧‧ cushion

125‧‧‧Fixed holes

2‧‧‧上巢

3‧‧‧中巢

4‧‧‧The next nest

41‧‧‧ grip

7‧‧‧Umbrella handle

71‧‧‧Power source

72‧‧‧Control button

8‧‧‧ drive mechanism

81‧‧‧ screw

82‧‧‧ push tube

821‧‧‧ nuts

822‧‧‧Fixed holes

83‧‧‧Connecting parts

Claims (10)

The utility model relates to an electric lifting control umbrella structure, which comprises: a middle rod group, which is composed of a middle tube and an outer tube which is placed outside the middle tube, and an axial extension is arranged on the tube wall of the middle tube. An elongated movable trough, the upper part of the outer tube is provided with a limiting structure; an upper nest is fixed on the top end of the middle rod group; a middle nest is sleeved on the outer tube of the middle rod group, and is The limiting structure of the outer tube drives upward displacement; the nest is placed on the outer tube of the middle rod group and located on the lower side of the middle nest, and the outer tube is provided with a cushion between the middle nest and the lower nest; The utility model comprises a plurality of main bones, short bones, long bones and elastic members. One end of the plurality of main bones is pivotally connected to the upper nest, and the other end is a free end. One end of the plurality of short bones is pivotally connected to the middle nest, and the other end is connected. Pivoting with the main bone, one end of the plurality of long bones is pivotally connected to the lower nest, and the other end is pivotally connected to the main bone, and the plurality of elastic elements are connected between the lower nest and the main bones; a handle and a middle rod The lower end of the tube is fixedly connected, a power source is arranged in the handle, and one side of the handle is provided to start the power a forward and reverse control button; and a driving mechanism comprising a screw and a push tube driven by the screw to move up and down, the lower end of the screw is connected to a power source in the handle, the push tube is worn on The middle rod is disposed in the tube, and is connected to the outer tube by a connecting piece passing through the movable tube of the middle tube, so that the push tube can drive the outer tube to move up and down through the connecting member in the range of the movable groove. The electric lift control umbrella structure according to claim 1, further comprising an umbrella cloth fixed to the umbrella frame. The electric lift control umbrella structure according to claim 1, wherein the middle tube has a length larger than the outer tube. The electric lift control umbrella structure according to claim 1, wherein the upper limit structure of the outer tube is a convex portion formed on the outer tube. The electric lift control umbrella structure according to claim 1, wherein the upper limit structure of the outer tube is a collar or a pin fixed to the outer tube. The electric lift control umbrella structure according to claim 1, wherein the upper end of the outer tube is provided with a retaining structure for preventing the middle nest from coming off, and the lower end of the lower nest is provided with a grip portion. The electric lift control umbrella structure according to claim 1, wherein the elastic member is a pull rod connected to a spring, and the power source is an electric motor. The electric lift control umbrella structure according to claim 1, wherein the push tube is provided with a nut matched with the screw, and the nut is disposed in the lower portion of the push tube. The electric lift control umbrella structure according to claim 1, wherein the inner wall of the push tube is provided with a thread matched with the screw. The electric lift control umbrella structure according to the first aspect of the invention, wherein the outer tube and the push tube are respectively provided with a fixing hole through which the connecting member is fixed.