CN219894900U - Sunshade umbrella - Google Patents

Abstract

The utility model relates to the technical field of outdoor sun-shading appliances, in particular to a sunshade umbrella, which comprises an umbrella handle and an umbrella part positioned at the upper end of the umbrella handle, wherein the umbrella part comprises an umbrella surface and a plurality of umbrella ribs which are annularly arranged on the umbrella surface, a cavity with an upward opening is arranged in the umbrella handle, a lifting mechanism is arranged in the cavity, one adjacent end of each of the plurality of umbrella ribs is hinged to a telescopic end of the lifting mechanism, when the lifting mechanism rises in place, the free end of each umbrella rib can rotate around a hinging point of the free end of each umbrella rib and the lifting mechanism to be unfolded, the umbrella part is enabled to enter an unfolded state, and when the lifting mechanism descends, the lifting mechanism pulls the umbrella ribs to descend and gather in the cavity so as to enable the umbrella part to enter a storage state. The utility model aims to provide a sunshade umbrella, which solves the problem of short service life of the existing sunshade umbrella and relatively increases the service life of the sunshade umbrella.

Description

Sunshade umbrella

Technical Field

The utility model relates to the technical field of outdoor sun-shading appliances, in particular to a sunshade umbrella.

Background

The sunshade umbrella is used as an important sunshade tool for outdoor camping, is commonly used in places such as squares, family courtyards and the like, and is arranged in the open air, so that when the sunshade umbrella is idle, the roasting of sunlight can accelerate the oxidation of umbrella face materials, the service life of the sunshade umbrella is further shortened, and although the existing folding umbrella can be closed and folded to the umbrella handle manually, the umbrella face is still exposed outside, and the service life of the umbrella face is influenced.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a sunshade umbrella which solves the problem of short service life of the existing sunshade umbrella.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a sunshade, include the umbrella stick and be located the umbrella stick upper end, the umbrella stick includes the umbrella face and encircles many ribs of establishing on the umbrella face, the inside cavity that is equipped with the opening up of umbrella stick, be equipped with elevating system in the cavity, the adjacent one end of a plurality of ribs articulates on elevating system's flexible end, elevating system rises in place, when the free end of rib can rotate around its hinge point with elevating system and expand the back, make the umbrella part get into the expansion state, elevating system descends when, elevating system pulls the rib decline and gathers together in the cavity, so that the umbrella part gets into the state of accomodating.

Furthermore, a plurality of supporting parts are circumferentially arranged at the upper end of the umbrella handle, and the supporting parts are used for supporting the umbrella ribs when the umbrella part is in a unfolded state.

Through adopting above-mentioned technical scheme, utilize the supporting part to support the rib, can increase the angle of opening and shutting of sector, and then improve the sunshade effect of umbrella face.

Still further, elevating system includes with rib one end articulated collar and the linear drive subassembly that drives collar and remove in the cavity, and a plurality of adjacent one ends of rib are annular interval articulated at the circumference of collar.

Through adopting above-mentioned technical scheme, utilize the collar to be convenient for articulate a plurality of ribs to when a plurality of umbrella parts stretch out from the cavity, the free end of rib rotates the back with the pin joint of rib and collar under the action of gravity, makes the umbrella face open naturally.

Still further, the linear drive assembly includes any one of an electric telescopic rod, a hydraulic telescopic rod, and a worm gear push rod.

Through adopting above-mentioned technical scheme, promote the collar through linear drive assembly and remove in the cavity, its linear motion accords with the motion track of rib in vertical cavity more, is convenient for stretch out the rib in the cavity, and the rib of also being convenient for simultaneously is when receiving linear drive mechanism's drop-down, in the convenient cavity that gets back.

Further, the mounting ring and the linear drive assembly are removably coupled.

Through adopting above-mentioned technical scheme, when adopting removable connected mode between collar and the linear drive mechanism, when the umbrella portion took place to damage, can directly be with umbrella portion and linear drive subassembly separation, be convenient for maintain the change to the umbrella portion.

Further, the linear driving assembly comprises a worm wheel, a worm and an input shaft for driving the worm wheel to rotate, the worm wheel is screwed outside the worm and is used for meshing the worm to generate lifting movement in the cavity under the rotation driving of the input shaft, and the mounting ring is positioned at the upper end of the worm.

Through adopting above-mentioned technical scheme, worm gear mechanism's lift drive mode, mechanical structure is simpler, and mechanical life is long, durable.

Further, the worm wheel comprises a gear part which is meshed and linked with the input shaft, and mounting parts which are positioned at two ends of the gear part, and a bearing is arranged between the mounting parts and the inner wall of the cavity.

Through adopting above-mentioned technical scheme, the setting of bearing is convenient for worm wheel and rotates in the cavity, also prescribes a limit to the vertical position of worm wheel in the cavity through the bearing simultaneously, avoids its random vertical movement in the cavity, and influences the normal lift of worm.

Furthermore, a gear ring meshed with the worm wheel is arranged outside the input shaft, and a rotary handle for driving the input shaft to rotate is arranged outside the umbrella handle at one end of the input shaft.

Through adopting above-mentioned technical scheme, the setting of rotatory handle is convenient for drive the input shaft through manual hand's mode and rotates, and then drives the worm wheel through the input shaft when rotating, and meshing drive worm is in the worm wheel vertical movement.

Furthermore, a guide sleeve is sleeved between the lower end of the worm and the inner wall of the cavity.

Through adopting above-mentioned technical scheme, the effect of uide bushing is convenient for guide worm removes in the cavity, makes the worm when removing, and the central line of its worm coincides with the central line of cavity all the time, avoids the worm to take place to rock when going up and down.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the lifting mechanism is arranged in the cavity of the umbrella handle so as to drive the umbrella rib hinged with the umbrella rib to move relatively in the cavity, the lifting mechanism is utilized to drive the umbrella rib to lift in place, the umbrella rib accommodated in the cavity lacks extrusion of the inner wall of the cavity, the free end of the umbrella rib naturally rotates around the hinged end of the umbrella rib and the lifting mechanism under the condition of dead weight so as to enable the umbrella cover to be naturally unfolded, when the sunshade is idle, the lifting mechanism can descend so as to drive the unfolded umbrella rib to move into the cavity, after the lifting mechanism descends in place, the umbrella rib and the umbrella cover are correspondingly accommodated in the cavity of the umbrella handle, and then the umbrella rib and the umbrella cover are protected in all directions by utilizing the cavity in the umbrella handle, so that the problem of accelerated aging of the umbrella cover caused by exposing a large area of the umbrella part to sunlight is avoided, and the service life of the umbrella cover is effectively prolonged.

2. Compared with the traditional sunshade umbrella, the structure of the umbrella is simpler, the production cost of the product is effectively reduced, and the umbrella cover is opened only through the free ends of the umbrella ribs under the action of gravity or under the condition of manually stirring, so that the umbrella ribs rotate around the hinging points of the umbrella ribs and the lifting mechanism to realize the unfolding of the umbrella cover, and the unfolding of the umbrella cover is more labor-saving and trouble-saving, thereby being convenient for personnel to operate and use.

Drawings

Fig. 1 is a schematic view showing a storage state of a sunshade according to the present utility model.

Fig. 2 is a schematic view showing the structure of the sunshade according to the present utility model in the unfolded state.

FIG. 3 is a top view of the umbrella of FIG. 1 according to the present utility model.

In the figure:

100 umbrella handles, 101 bearings, 110 supporting parts and 120 bases;

210 an input shaft, 211 a rotary handle, 221 a mounting part, 222 a worm wheel part, 230 a worm, 231 a guide sleeve, 232 a mounting ring;

300 umbrella parts, 310 ribs and 320 umbrella covers.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Referring to fig. 1 and 2, the sunshade comprises a canopy 320, ribs 310, a base 120 and a shaft 100, the base 120 is provided at the lower end of the shaft 100 to improve the overall stability of the sunshade, the canopy 320 is generally circular or other shape, the ribs 310 are in a strip shape, a plurality of ribs 310 are arranged on the canopy 320 in a spacing ring (refer to fig. 3), a cavity with an upward opening is provided in the shaft 100 along the axial direction thereof, a lifting mechanism is provided in the cavity, the telescopic end of the lifting mechanism is hinged with one end of the ribs 310, i.e. the telescopic end of the lifting mechanism is positioned at the center of the ribs 310 in a ring shape, when the lifting mechanism moves in the cavity of the shaft 100, the plurality of ribs 310 are driven to enter or extend out of the cavity of the umbrella handle 100, when the telescopic end of the lifting mechanism is located at the maximum descending distance in the cavity, the plurality of ribs 310 are gathered and stored in the cavity, the umbrella part is in a storage state (as shown in fig. 1), when the telescopic end of the lifting mechanism drives the ribs 310 to ascend, the ribs 310 vertically extend out of the cavity, when the telescopic end of the lifting mechanism is located outside the cavity, the plurality of ribs 310 lack limit of the inner wall of the cavity, the free ends of the ribs 310 are unfolded to the periphery by taking the hinge point of the free ends of the ribs and the telescopic end of the lifting mechanism as a rotating point, and then an unfolding state (as shown in fig. 2) of the umbrella cover 320 is formed.

Based on the above embodiment, after the umbrella cover 320 is unfolded, the rib 310 is supported at the upper end of the umbrella handle 100, and the opening and closing angle of the umbrella cover 320 is limited, so that in order to further improve the opening and closing angle of the umbrella cover 320 and improve the sunshade effect of the umbrella cover 320, the support portion 110 is circumferentially arranged at the upper end of the umbrella handle 100, and the support portion 110 extends a certain distance in the radial direction of the umbrella handle 100, and when the umbrella cover 320 is unfolded, the rib 310 is erected on the support portion 110, so that the opening surface of the umbrella cover 320 can be enlarged, and the sunshade effect is improved.

In this embodiment, the supporting portion 110 may be a ring disposed at the upper end of the umbrella stem 100, so as to support the umbrella ribs 310, preferably, in order to make the erection of the umbrella ribs 310 on the supporting portion 110 more stable, a plurality of clamping grooves may be provided in advance at the contact position of the supporting portion 110 with the umbrella ribs 310, and when the umbrella ribs 310 are erected on the supporting portion 110, the umbrella ribs 310 correspondingly fit in the clamping grooves, so that the spacing between adjacent umbrella ribs 310 can be limited, and meanwhile, the umbrella ribs 310 can be set on the supporting portion 110 more stable.

In this embodiment, the supporting portion 110 may have other structures, and the setting angle between the supporting portion 110 and the umbrella handle 100 may be perpendicular, or may be inclined, so long as the supporting portion 110 can stably support the umbrella rib 310 when the umbrella rib 310 is unfolded, and the shape of the specific supporting portion 110 and the forming angle between the supporting portion and the umbrella handle 100 are not limited.

In this embodiment, the lifting mechanism includes a mounting ring 232 hinged to the plurality of ribs 310 and a linear driving assembly for driving the mounting ring 232 to move vertically in the cavity, where the linear driving assembly may be an electric telescopic rod, a hydraulic telescopic rod, a worm gear telescopic rod or other structures capable of linearly driving the mounting ring 232, and the linear driving assembly drives the mounting ring 232 to move linearly in the cavity, so that the umbrella 300 is switched between a folded state and a storage state in the cavity.

Specifically, referring to fig. 1, the linear driving assembly of the present embodiment is illustrated by a worm gear telescopic rod:

the linear driving assembly comprises a worm wheel, a worm 230 and an input shaft 210 for driving the worm wheel to rotate, wherein a screw hole matched with the worm 230 is formed in the worm wheel, the worm 230 is arranged in the screw hole of the worm wheel in a penetrating manner for threads, worm wheel parts 222 matched with teeth of the input shaft 210 are arranged outside the worm wheel, mounting parts 221 are arranged at the upper end and the lower end of the worm wheel, the mounting parts 221 are positioned in a cavity through bearings 101, the worm wheel can only rotate circumferentially along the axial direction and can not move in the cavity along the axial direction, a gear ring for driving the worm wheel to rotate is arranged outside the input shaft 210, the worm wheel can be meshed to rotate when the input shaft 210 rotates, the worm 230 is meshed to reciprocate up and down in the cavity when the worm wheel rotates, and then a mounting ring 232 arranged at the upper end of the worm 230 is driven to generate vertical relative motion.

Based on the above embodiment, in order to improve the stability of the movement of the worm 230 in the cavity, a guide sleeve 231 is added between the lower end of the worm 230 and the inner wall of the cavity, and when the worm 230 moves, the center line of the worm 230 always coincides with the center line of the cavity by using the guide sleeve 231, so as to avoid the worm 230 from shaking during lifting.

In this embodiment, referring to fig. 3, the mounting ring 232 is a ring, and a plurality of through grooves are formed in the annular circumferential surface of the ring, the number of corresponding through grooves corresponds to the number of the ribs 310, and one end of the rib 310 is rotatably connected in the through grooves after being penetrated by a rotating shaft or a pin shaft, so as to realize the hinge connection between the rib 310 and the mounting ring 232.

In this embodiment, the mounting ring 232 may be integrally disposed with the worm 230 or may be detachably disposed, that is, when the mounting ring 232 is integrally disposed, i.e. a hollow through hole is formed in the upper end of the worm 230, the periphery of the hole is located at the periphery of the upper end of the worm 230, and the through groove may also achieve the above effect, and the mounting ring 232 and the worm 230 may be detachably connected, which may be connected by the existing screw fastening or fastening, so that the split arrangement has the advantage that the whole umbrella 300 may be directly replaced when the mounting ring 232 is damaged or the umbrella cover 320 is damaged, thereby facilitating maintenance and assembly.

In this embodiment, for the purpose of driving and rotating the input shaft 210, a motor may be disposed outside the umbrella handle 100, the input shaft 210 is driven to rotate by the motor, and the corresponding worm 230 is driven to lift, or of course, a manual manner may be employed, i.e. a rotating handle 211 is disposed outside the umbrella handle 100, and the purpose may be achieved by driving the input shaft 210 to rotate by the rotating handle 211.

While the preferred embodiments of the present utility model have been described in detail, it is to be clearly understood that the same may be varied in many ways by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. The utility model provides a sunshade umbrella, includes the umbrella stick and is located umbrella stick upper end's umbrella part, the umbrella part includes the umbrella face and encircles establish many ribs on the umbrella face, its characterized in that, the inside cavity that is equipped with the opening up of umbrella stick, be equipped with elevating system in the cavity, a plurality of adjacent one end of rib articulates on elevating system's the flexible end, elevating system rises in place, the free end of rib can wind its with after elevating system's pin joint rotates to expand, makes the umbrella part gets into the expansion state, elevating system descends, elevating system pulls the rib descends to gather in the cavity, so that the umbrella part gets into the state of accomodating.

2. A parasol according to claim 1, wherein the upper end of the shaft is provided with a plurality of support parts in the circumferential direction, the support parts being adapted to support the ribs when the shaft is in the extended position.

3. A parasol according to claim 1 wherein the lifting mechanism comprises a mounting ring hinged to one end of the ribs and a linear drive assembly for driving the mounting ring to move within the cavity, a plurality of adjacent ends of the ribs being hinged to the periphery of the mounting ring at annular intervals.

4. A parasol according to claim 3, wherein the linear drive assembly comprises any of an electric telescopic rod, a hydraulic telescopic rod, a worm gear push rod.

5. A parasol according to claim 3, wherein the mounting ring and the linear drive assembly are detachably connected.

6. A parasol according to claim 3, wherein the linear driving assembly comprises a worm wheel, a worm and an input shaft for driving the worm wheel to rotate, the worm wheel is screwed on the outside of the worm and is used for engaging the worm to generate lifting movement in the cavity under the rotation driving of the input shaft, and the mounting ring is positioned at the upper end of the worm.

7. A parasol according to claim 6, wherein the worm gear comprises a gear part forming a meshing linkage with the input shaft and mounting parts at both ends of the gear part, and a bearing is provided between the mounting parts and the inner wall of the cavity.

8. A parasol according to claim 6, wherein a gear ring engaged with the worm gear is provided on the outside of the input shaft, and a rotary handle for driving the input shaft to rotate is provided on the outside of the handle at one end of the input shaft.

9. A parasol according to claim 6, wherein a guiding sleeve is provided between the lower end of the worm and the inner wall of the cavity.