CN215685322U

CN215685322U - Automatic umbrella stand

Info

Publication number: CN215685322U
Application number: CN202121184519.1U
Authority: CN
Inventors: 周如奎
Original assignee: Huizhou Xinyulong Umbrella Co ltd
Current assignee: Huizhou Xinyulong Umbrella Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-02-01
Anticipated expiration: 2031-05-28

Abstract

The utility model belongs to the technical field of umbrellas, and particularly relates to an automatic umbrella stand which comprises a middle rod, an upper nest, a movable nest, an umbrella handle, a plurality of first umbrella ribs and a plurality of second umbrella ribs, wherein the upper nest and the umbrella handle are respectively and fixedly arranged at two ends of the middle rod, the movable nest is sleeved on the middle rod, umbrella support ribs are rotatably arranged in grooves of the first umbrella ribs, one end of each first umbrella rib is respectively pivoted with the upper nest, the other end of each first umbrella rib is rotatably connected with one end of each second umbrella rib, the other end of each umbrella support rib is respectively pivoted with the movable nest, a connecting rod is rotatably arranged at one end, close to the first umbrella ribs, of each umbrella support rib, the other end of each connecting rod is rotatably connected with the end of each second umbrella rib, a spring is hung at the connecting part of each connecting rod and each umbrella support rib, and the other end of the spring is rotatably connected with the connecting part of the first umbrella ribs and the second umbrella ribs. Through the structure, the spring is automatically hidden in the groove in the opening and closing states of the automatic umbrella stand, and meanwhile, the spring is matched with the connecting rod to shield better.

Description

Automatic umbrella stand

Technical Field

The utility model belongs to the technical field of umbrellas, and particularly relates to an automatic umbrella stand.

Background

The umbrella is used for shielding sunlight in sunny days. The rain-proof umbrella is used for sheltering from the rainwater in rainy day, can provide the shady and cool environment or shelter from rain, snow, the life apparatus of sunshine etc., the preparation material of umbrella has generally included cloth and other materials and kinks that can be used as the skeleton that have ductility, hold up it with the hand when practical, support the skeleton of a strip of umbrella, skeleton before most is wooden, bamboo rib, iron bone has appeared gradually afterwards, the reinforcing bar, aluminum alloy bone (also known as fibre bone), electric bone and resin bone, and go big multi-purpose shrink bone (shrink umbrella), it is light and handy convenient to carry, through set up spring coupling spare among the prior art and realize the folding shrink of rib, and adopt spring coupling spare's among the prior art setting mode, there is the rusty technical problem of spring wear in the long-term use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic umbrella stand, and aims to solve the technical problem that an umbrella stand spring in the prior art is worn and rusted in the using process.

In order to achieve the above object, an embodiment of the present invention provides an automatic umbrella frame, which includes a central rod, an upper nest, a movable nest, an umbrella handle, a plurality of first umbrella ribs and a plurality of second umbrella ribs, wherein the upper nest and the umbrella handle are respectively and fixedly mounted at two ends of the central rod, the movable nest is sleeved on the central rod, umbrella ribs are rotatably disposed in grooves of the first umbrella ribs, one end of each first umbrella rib is respectively pivoted with the upper nest, the other end of each first umbrella rib is rotatably connected with one end of the second umbrella rib, the other end of each umbrella rib is respectively pivoted with the movable nest, a connecting rod is rotatably disposed at one end of each umbrella rib, which is close to the first umbrella rib, the other end of the connecting rod is rotatably connected with an end of the second umbrella rib, a spring is further hung at a connection position of the connecting rod and the umbrella ribs, and the other end of the spring is rotatably connected to a connection position of the first umbrella ribs and the second umbrella ribs, when the automatic umbrella frame is opened and closed, the spring is hidden in the groove of the first umbrella rib.

Preferably, the connecting rod includes spring barb, connecting rod and connecting portion, the spring barb with the one end of spring is connected, connecting portion with second rib rotates to be connected, the both ends of connecting rod respectively with the spring barb with connecting portion connect, the spring barb buckle 180 with the connecting rod is hugged closely, just the spring barb with form the installation department between the connecting rod, the installation department rotate install in on the umbrella bone.

Preferably, be provided with first slope section and second slope section on the connecting rod, first slope section position closes on the spring barb sets up, just first slope section is from closing on the tip of spring barb court spring barb one side slope sets up, second slope section closes on connecting portion set up, just second slope section is from closing on the tip of connecting rod surpasss spring barb one side slope sets up.

Preferably, the second rib includes well bone and coccyx, the both ends of well bone respectively with first rib with the coccyx rotates to be connected, just lie in on the well bone the end of first rib one side with the connecting rod rotates to be connected, the coccyx with the link of well bone is provided with first traction lever and second traction lever, the both ends of first traction lever respectively with first rib with the coccyx rotates to be connected, the both ends of second traction lever respectively with the well bone with the coccyx rotates to be connected.

Preferably, a fixing piece for fixing the umbrella cover is arranged on the middle bone, and the fixing piece is fixedly installed on the middle bone.

Preferably, the coccyx includes a bone cover, a support rod and an umbrella bead fixing member, one end of the bone cover is rotatably connected with the middle bone, one end of the support rod is rotatably connected with the first traction rod and the second traction rod, the support rod is sleeved in the bone cover, and the other end of the support rod is connected with the umbrella bead fixing member.

Preferably, a connecting piece is fixedly installed at one end of the supporting rod, and the connecting piece is rotatably connected with the first traction rod and the second traction rod.

Preferably, umbrella pearl mounting includes first fixed head, the fixed head of second, first flank, second flank and two stoppers, first fixed head with the bone cover joint, the fixed head of second with the branch joint, just be provided with the confession on the first fixed head the through-hole that branch passed, the bottom both sides of first fixed head the bottom both sides of the fixed head of second and two the one end of stopper all is provided with the elasticity portion of bending, first flank with the second flank respectively with the elasticity portion of bending of the bottom both sides of the fixed head of second is connected, two the one end of stopper respectively with the elasticity portion of bending of the bottom both sides of first fixed head is connected, and two the elasticity portion of bending of stopper one end respectively with the first flank with the side of second flank is connected.

Preferably, an automatic switch mechanism is arranged in the upper nest, and the automatic switch mechanism is connected with the movable nest through a rope pulley.

Preferably, the middle rod is provided with a lock hole, and the umbrella handle is provided with a button for buckling the lock hole.

One or more technical schemes in the automatic umbrella stand provided by the embodiment of the utility model at least have one of the following technical effects:

the automatic umbrella frame is assembled by a middle rod, an upper nest, a movable nest, an umbrella handle, a plurality of first umbrella ribs and a plurality of second umbrella ribs, wherein the movable nest is sleeved on the middle rod, the upper nest and the umbrella handle are respectively and fixedly arranged at two ends of the middle rod, the first umbrella ribs are movably provided with an umbrella supporting rib through grooves, the first umbrella ribs are provided with a plurality of first umbrella ribs, one ends of the first umbrella ribs are pivoted with the upper nest, the other ends of the umbrella supporting ribs are pivoted with the movable nest so as to drive the umbrella supporting ribs to pull the first umbrella ribs to rotate up and down around the connection points of the first umbrella ribs and the upper nest through the movable up-and-down movement, one ends of the second umbrella ribs are rotatably connected with the other ends of the first umbrella ribs, a connecting rod is arranged on the umbrella supporting ribs, two ends of the connecting rod are respectively rotatably connected with one ends of the umbrella supporting ribs and one ends of the second umbrella ribs, the connection points of the connecting rod and the second umbrella ribs are positioned at the connection ends of the second umbrella ribs and the first umbrella ribs, a spring is arranged between the connecting rod and the first umbrella support rib. The one end and the connecting rod of spring are connected, and the other end of spring is installed in the recess of first rib, and the tie point that just closes on the second rib sets up, sets up through above-mentioned structure, makes the spring be automatic under the state that automatic umbrella stand opened and closed hide in the recess, cooperates sheltering from the effect that better plays the protection of connecting rod simultaneously.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is an effect view of an automatic umbrella stand according to an embodiment of the present invention.

Fig. 2 is a partially enlarged view of a in fig. 1.

Fig. 3 is a partially enlarged view of B in fig. 1.

Fig. 4 is a partial view showing the rib attachment positions of the automatic umbrella frame according to the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-middle rod 20-upper nest 30-movable nest

31-umbrella rib 40-umbrella handle 41-button

50-first rib 51-connecting rod 52-spring

60-second rib 61-middle rib 62-tail rib

611-fixing part 612-first traction rod 613-second traction rod

621-bone sleeve 622-support bar 623-umbrella pearl fixing piece

6231-first fastening head 6232-second fastening head 6233-first side wing

6234 second flank 6235 stopper.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 to 4, an automatic umbrella stand is provided, which comprises a central rod 10, an upper nest 20, a movable nest 30, an umbrella handle 40, a plurality of first umbrella ribs 50 and a plurality of second umbrella ribs 60, wherein the upper nest 20 and the umbrella handle 40 are respectively and fixedly mounted at two ends of the central rod 10, the top of the upper nest 20 is provided with an assembly hole with a thread on the inner wall for assembling an umbrella cap, a collar flower is arranged between the upper nest 20 and the umbrella cap for reducing the gap between the umbrella cap and the upper nest 20, rainwater is easily flowed from the gap part and flows down along the central rod 10 through the umbrella cloth, so that the umbrella stand is wetted by rainwater and rusted, the movable nest 30 is sleeved on the central rod 10, so that the movable nest 30 moves up and down along the central rod 10 on the central rod 10, umbrella ribs 31 are rotatably arranged in the grooves of the first umbrella ribs 50, the umbrella ribs 31 support the first umbrella ribs 50, the umbrella is supported in an unfolded state, one end of each first rib 50 is respectively pivoted with the upper nest 20, one end of each first rib 50 is pivoted with the upper nest 20, each first rib 50 is enabled to be opened around the upper nest 20 in a radial mode, the umbrella cover is unfolded, the other end of each first rib 50 is rotatably connected with one end of each second rib 60, each second rib 60 is rotatably connected with the other end of each first rib 50 to further enlarge the area of the umbrella cover, the other end of each umbrella support rib 31 is respectively pivoted with the movable nest 30, the other end of each umbrella support rib 31 is pivoted with the movable nest 30, the umbrella support ribs 31 are enabled to be opened around the movable nest 30 in a radial mode, and the moving path of the first ribs 50 is matched.

A connecting rod 51 is rotatably arranged at one end of the umbrella supporting rib 31 close to the first umbrella rib 50, the other end of the connecting rod 51 is rotatably connected with the end of the second umbrella rib 60, the connecting rod 51 with two ends rotatably connected with the first umbrella rib 50 and the second umbrella rib 60 respectively supports the motion relationship between the first umbrella rib 50 and the second umbrella rib 60, a spring 52 is hung at the joint of the connecting rod 51 and the umbrella supporting rib 31, the other end of the spring 52 is rotatably connected with the joint of the first umbrella rib 50 and the second umbrella rib 60, the rotation between the first umbrella rib 50 and the second umbrella rib 60 is recoverable through the spring 52, the spring 52 is hidden in the groove of the first umbrella rib 50 when the automatic umbrella frame is opened and closed, the spring 52 is hidden in the groove of the first umbrella rib 50 when the umbrella is opened and closed, and the spring 52 is reduced to be better protected in the using process of the umbrella, the service life is prolonged.

The automatic umbrella stand is assembled by a middle rod 10, an upper nest 20, a movable nest 30, an umbrella handle 40, a plurality of first umbrella ribs 50 and a plurality of second umbrella ribs 60, wherein the movable nest 30 is sleeved on the middle rod 10, the upper nest 20 and the umbrella handle 40 are respectively and fixedly arranged at two ends of the middle rod 10, the first umbrella ribs 50 are movably arranged at two ends of the middle rod 10 through grooves, a plurality of umbrella support ribs 31 are arranged on the first umbrella ribs 50, one ends of the first umbrella ribs 50 are pivoted with the upper nest 20, the other ends of the umbrella support ribs 31 are pivoted with the movable nest 30, so that the umbrella support ribs 31 are driven by the up-and-down movement of the movable runner to pull the first umbrella ribs 50 to rotate up and down around the connection points of the first umbrella ribs and the upper nest 20, one ends of the second umbrella ribs 60 are rotatably connected with the other ends of the first umbrella ribs 50, a connecting rod 51 is arranged on the umbrella support ribs 31, two ends of the connecting rod 51 are respectively and rotatably connected with one ends of the umbrella support ribs 31 and the second umbrella ribs 60, and the connecting point of connecting rod 51 and second rib 60 is located at the connecting end of second rib 60 and first rib 50, and a spring 52 is arranged between connecting rod 51 and first rib 31. One end of the spring 52 is connected with the connecting rod 51, and the other end of the spring 52 is arranged in the groove of the first umbrella rib 50 and is close to the connecting point of the second umbrella rib 60, so that the spring 52 is automatically hidden in the groove under the opening and closing state of the automatic umbrella stand through the structural arrangement, and simultaneously, the spring is matched with the shielding of the connecting rod 51 to play a better protection role.

In another embodiment of the present invention, as shown in fig. 1 and 4, the connecting rod 51 includes a spring barb connected to one end of the spring 52, a link rotatably connected to the second rib 60, and a connecting portion having both ends respectively connected to the spring barb and the link, the spring barb being bent 180 ° to be in close contact with the link, and a mounting portion being formed between the spring barb and the connecting rod 51, the mounting portion being rotatably mounted on the rib 31, the spring barb of the connecting rod 51 being bent 180 ° toward the groove side of the first rib 50 such that the mounting position of the spring 52 is located between the connecting rod 51 and the first rib 50, while the connecting portion at the other end is rotatably connected to the second rib 60 such that the spring 52 is hidden in the groove of the first rib 50 in the opened and closed states of the umbrella and is positioned by the link of the connecting rod 51, insufficient concealment of spring 52 is avoided and is located partially outside the groove of first rib 50.

In another embodiment of the present invention, as shown in fig. 4, the link is provided with a first inclined section and a second inclined section, the first inclined section is disposed adjacent to the spring barb, the first inclined section is obliquely arranged from the end part close to the spring barb to one side of the spring barb, the second inclined section is arranged close to the connecting part, and the second inclined section is obliquely arranged from the end part close to the connecting rod beyond the spring barb side, the first inclined section moves the position of the connecting rod towards the groove direction of the first umbrella rib 50, and the second inclined section enables the connecting part to be closer to the second umbrella rib 60, thereby ensuring that the position of the link can be located in the groove of first rib 50 in the open and closed states of the umbrella, further, it is ensured that spring 52 can be completely located in the groove of first rib 50, and protection of spring 52 is effectively achieved.

In another embodiment of the present invention, as shown in fig. 1 to 4, the second rib 60 includes a middle rib 61 and a tail rib 62, the two-section arrangement of the middle rib 61 and the tail rib 62 provides a more layered sense when the umbrella is opened, and at the same time, ensures the edge to be far away when the umbrella is closed, and prevents rainwater on the umbrella surface from dropping on the user, the end of the tail rib 62 is connected to the edge of the umbrella surface, and the umbrella surface is completely spread when the umbrella is opened, both ends of the middle rib 61 are respectively rotatably connected to the first rib 50 and the tail rib 62, the length of the tail rib 62 after being matched with the first rib 50 is extended by the middle rib 61, so as to enlarge the size of the umbrella surface, and the end of the middle rib 61 on the side of the first rib 50 is rotatably connected to the connecting rod 51, the connecting rod 51 pulls the middle rib 61 to rotate, a first traction rod 612 and a second traction rod 613 are arranged at the connecting end of the tail rib 62 and the middle rib 61, two ends of the first traction rod 612 are respectively and rotatably connected with the first umbrella rib 50 and the tail rib 62, two ends of the second traction rod 613 are respectively and rotatably connected with the middle rib 61 and the tail rib 62, the middle rib 61 drives the tail rib 62 to rotate, and the first umbrella rib 50, the middle rib 61 and the tail rib 62 rotate to complete the opening and closing state of the umbrella through the mutual connection and mutual matching of the connecting rod 51, the first traction rod 612 and the second traction rod 613.

In another embodiment of the present invention, as shown in fig. 1 and 4, a fixing member 611 for fixing the umbrella cover is disposed on the middle rib 61, the fixing member 611 is fixedly mounted on the middle rib 61, two limiting posts bent in opposite directions are disposed on the upward facing surface of the fixing member 611, and the two limiting posts are disposed to bind and fix the wires under the umbrella cover, so as to ensure the integrity between the umbrella cover and the umbrella frame, so that the umbrella can be safely used in strong storm weather, and is more firm.

In another embodiment of the present invention, as shown in fig. 1-2, the coccyx 62 comprises a bone sleeve 621, a strut 622 and an umbrella bead retainer 623, one end of the bone sleeve 621 is rotatably connected with the middle bone 61, one end of the strut 622 is rotatably connected with the first traction rod 612 and the second traction rod 613, the strut 622 is sleeved in the bone sleeve 621, the other end of the strut 622 is connected with the umbrella bead fixing piece 623, one end of the fixing sleeve is rotatably connected with the middle bone 61, one end of the strut 622 is rotatably connected with the first traction rod 612, the strut 622 is sleeved in the bone sleeve 621, and by pulling the strut 622 to move in the bone sleeve 621, the other end of the strut 622 is provided with an umbrella bead fixing part 623 which can not be drawn out, so that the bone sleeve 621 rotates around one end of the middle bone 61 to realize the automatic opening and closing of the umbrella stand, meanwhile, the umbrella cover is opened through the fixed connection between the umbrella bead fixing piece 623 and the peripheral edge of the umbrella cover.

In another embodiment of the present invention, as shown in fig. 1 and 3, a connecting member is fixedly installed at one end of the supporting rod 622, the connecting member is rotatably connected to the first traction rod 612 and the second traction rod 613, one end of the connecting member is fixedly connected to the end of the supporting rod 622, and the other end of the connecting member is provided with a through groove, and one ends of the first traction rod 612 and the second traction rod 613 are rotatably installed in the through groove, so that the first traction rod 612 and the second traction rod 613 can be conveniently installed, the supporting rod 622 can be thinner, and the overall weight of the umbrella can be lighter.

In another embodiment of the present invention, as shown in fig. 1 to 2, the umbrella bead fixing member 623 includes a first fixing head 6231, a second fixing head 6232, a first side wing 6233, a second side wing 6234, and two limiting blocks 6235, and the first fixing head 6231, the second fixing head 6232, the first side wing 6233, the second side wing 6234, and the two limiting blocks 6235 are integrally injection-molded, the first fixing head 6231 is clamped with the bone sleeve 621, the second fixing head 6232 is clamped with the strut 622, the first fixing head 6231 and the second fixing head 6232 are respectively clamped between the bone sleeve 621 and the strut 622, so as to facilitate detachment, and a through hole for the strut 622 to pass through is provided on the first fixing head 6231, so that the first fixing head 6231 and the strut 622 can be on a plane, thereby ensuring flatness of the umbrella after being opened and closed.

Elastic bending parts are arranged on two sides of the bottom of the first fixing head 6231, two sides of the bottom of the second fixing head 6232 and one end of each of the two limit blocks 6235, the first side wing 6233 and the second side wing 6234 are respectively connected with the elastic bending parts on two sides of the bottom of the second fixing head 6232, one end of each of the two limit blocks 6235 is respectively connected with the elastic bending parts on two sides of the bottom of the first fixing head 6231, the elastic bending parts on one ends of the two limit blocks 6235 are respectively connected with the side surfaces of the first side wing 6233 and the second side wing 6234, the connection among the first fixing head 6231, the second fixing head 6232, the first side wing 6233, the second side wing 6234 and the two limit blocks 6235 is realized by arranging the elastic bending parts, and the mutual rotating relation among the first fixing head 6231, the second fixing head 6232, the first side wing 6233, the second side wing 6234 and the two limit blocks 6235 is ensured, the first side wing 6233 and the second side wing 6234 are opened and closed through the two limit blocks 6235, so that each corner of the edges of the three faces can be opened and closed, and the umbrella cover can be completely opened.

In another embodiment of the present invention, as shown in fig. 1, an automatic switch mechanism is disposed in the upper nest 20, the automatic switch mechanism is connected to the movable nest 30 through a rope pulley, and the movable nest 30 is driven to move up and down through the connection of the automatic switch mechanism disposed in the upper nest 20 and the rope pulley disposed between the movable nest 30, so as to automatically open and close the umbrella, so that the umbrella is more convenient to use, and the other hand of the user is released.

In another embodiment of the present invention, as shown in fig. 1, a lock hole is opened on the middle rod 10, a button 41 for locking the lock hole is arranged on the umbrella handle 40, the lock hole is locked by a fixing buckle arranged at the bottom of the button 41, the umbrella is prevented from being opened by mistake in the closed state, meanwhile, the button 41 is connected with the automatic switch mechanism, the button 41 is pressed to unlock the locked state of the buckle between the fixing buckle and the lock hole, and the movable nest 30 is moved on the middle rod 10 in the direction of the upper nest 20 under the operation of the automatic switch mechanism, so as to push each umbrella support rib 31 pivoted on the interactive runner to rotate.

Each umbrella support rib 31 expands the first umbrella rib 50, the first umbrella rib 50 expands the middle rib 61, the middle rib 61 expands the tail rib 62, the middle rib 61 pulls the support rod 622 arranged on the tail rib 62 to open the first side wing 6233 and the second side wing 6234 on the umbrella bead fixing member 623, so as to fully open the canopy, and connecting rod 51 stretches spring 52 to hide in the groove of first rib 50, the movable nest 30 moves away from the upper nest 20 by pressing the button 41 again, the spring 52 pulls the connecting rod 51 to rotate, the connecting rod 51 drives the middle rib 61 to fold, the middle rib 61 drives the tail rib 62 to fold again, the umbrella is closed, the bottom of the umbrella cover is fixedly connected with the fixing piece 611 on the middle rib 61, the umbrella cover is automatically folded in the folding of the first umbrella ribs 50, the middle rib 61 and the tail rib 62, and the edge of the umbrella cover is automatically folded by folding the umbrella bead fixing piece 623.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An automatic umbrella stand is characterized in that: comprises a middle rod, an upper nest, a movable nest, an umbrella handle, a plurality of first umbrella ribs and a plurality of second umbrella ribs, wherein the upper nest and the umbrella handle are respectively and fixedly arranged at two ends of the middle rod, the movable nest is sleeved on the middle rod, umbrella supporting ribs are rotatably arranged in grooves of the first umbrella ribs, one end of each first umbrella rib is respectively pivoted with the upper nest, the other end of each first umbrella rib is rotatably connected with one end of each second umbrella rib, the other end of each umbrella supporting rib is respectively pivoted with the movable nest, a connecting rod is rotatably arranged at one end of each umbrella supporting rib close to the first umbrella rib, the other end of each connecting rod is rotatably connected with the end part of the corresponding second umbrella rib, a spring is hung at the joint of the connecting rod and the corresponding umbrella supporting ribs, and the other end of the spring is rotatably connected with the joint of the first umbrella ribs and the second umbrella ribs, when the automatic umbrella frame is opened and closed, the spring is hidden in the groove of the first umbrella rib.

2. An automatic umbrella stand of claim 1, wherein: the connecting rod includes spring barb, connecting rod and connecting portion, the spring barb with the one end of spring is connected, connecting portion with second rib rotates to be connected, the both ends of connecting rod respectively with the spring barb with connecting portion are connected, the spring barb buckle 180 with the connecting rod is hugged closely, just the spring barb with form the installation department between the connecting rod, the installation department rotate install in on the umbrella bone.

3. An automatic umbrella stand of claim 2, wherein: be provided with first slope section and second slope section on the connecting rod, first slope section position closes on the spring barb sets up, just first slope section is from closing on the tip court of spring barb the slope of spring barb sets up, second slope section closes on connecting portion set up, just second slope section is from closing on the tip of connecting rod surpasses the slope of spring barb one side sets up.

4. An automatic umbrella stand of claim 1, wherein: the second rib includes well bone and coccyx, the both ends of well bone respectively with first rib with the coccyx rotates to be connected, just lie in on the well bone the end of first rib one side with the connecting rod rotates to be connected, the coccyx with the link of well bone is provided with first traction lever and second traction lever, the both ends of first traction lever respectively with first rib with the coccyx rotates to be connected, the both ends of second traction lever respectively with well bone with the coccyx rotates to be connected.

5. An automatic umbrella stand of claim 4, wherein: the umbrella is characterized in that a fixing piece for fixing the umbrella cover is arranged on the middle rib, and the fixing piece is fixedly arranged on the middle rib.

6. An automatic umbrella stand of claim 4, wherein: the tail bone comprises a bone sleeve, a supporting rod and an umbrella bead fixing piece, one end of the bone sleeve is rotatably connected with the middle bone, one end of the supporting rod is rotatably connected with the first traction rod and the second traction rod, the supporting rod is sleeved in the bone sleeve, and the other end of the supporting rod is connected with the umbrella bead fixing piece.

7. An automatic umbrella stand of claim 6, wherein: and one end of the supporting rod is fixedly provided with a connecting piece, and the connecting piece is rotatably connected with the first traction rod and the second traction rod.

8. An automatic umbrella stand of claim 6, wherein: umbrella pearl mounting includes first fixed head, second fixed head, first flank, second flank and two stoppers, first fixed head with the bone cover joint, the second fixed head with the branch joint, just be provided with the confession on the first fixed head the through-hole that branch passed, the bottom both sides of first fixed head the bottom both sides of second fixed head and two the one end of stopper all is provided with the elasticity portion of bending, first flank with the second flank respectively with the elasticity portion of bending of the bottom both sides of second fixed head is connected, two the one end of stopper respectively with the elasticity portion of bending of the bottom both sides of first fixed head is connected, and two the elasticity portion of bending of stopper one end respectively with first flank with the side of second flank is connected.

9. An automatic umbrella stand according to any one of claims 1 to 8, wherein; an automatic switch mechanism is arranged in the upper nest and is connected with the movable nest through a rope pulley.

10. An automatic umbrella stand according to any one of claims 1 to 8, wherein: the middle rod is provided with a lock hole, and the umbrella handle is provided with a button for buckling the lock hole.