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CN-224206318-U - Opening and closing structure of flat top umbrella

CN224206318UCN 224206318 UCN224206318 UCN 224206318UCN-224206318-U

Abstract

The utility model discloses an opening and closing structure of a flat top umbrella, which comprises a supporting rod, an umbrella cover and umbrella ribs, wherein a driving device is arranged on the supporting rod, a supporting cross rod is connected to the supporting rod, a central disc is arranged at the outer end of the supporting cross rod, the umbrella ribs comprise main umbrella ribs arranged at two ends of the umbrella cover and auxiliary umbrella ribs uniformly arranged on the umbrella cover, the main umbrella ribs are in rotary fit with the central disc, and the driving device is connected with the main umbrella ribs to enable the umbrella cover to be in an open state or an open state. The utility model has the advantages of simple and reasonable structure, convenient operation and low manufacturing cost, and the main ribs at the two ends of the umbrella cover are driven to rotate by the driving device, and the umbrella cover is driven to make fan-shaped movement by the main ribs, so that the flat top umbrella can be opened or closed.

Inventors

  • ZHENG JUNHUI
  • WU JING
  • CHEN HUANCHAO

Assignees

  • 浙江鼎晟休闲用品有限公司

Dates

Publication Date
20260508
Application Date
20250516

Claims (9)

  1. 1. The open-close structure of the flat top umbrella comprises a supporting rod (1), an umbrella surface (2) and umbrella ribs, wherein a driving device is arranged on the supporting rod (1), the flat top umbrella is characterized in that a supporting cross rod (11) is connected to the supporting rod (1), a central disc (12) is arranged at the outer end of the supporting cross rod (11), the umbrella ribs comprise main umbrella ribs (31) arranged at two ends of the umbrella surface (2) and auxiliary umbrella ribs (32) uniformly arranged on the umbrella surface (2), the main umbrella ribs (31) are in running fit with the central disc (12), and the driving device is connected with the main umbrella ribs (31) to enable the umbrella surface (2) to be in an open state or an umbrella closing state.
  2. 2. The structure of claim 1, wherein the main frame (31) is provided with a transmission gear (41), the central disc (12) is provided with a driving gear (42), the driving gear (42) synchronously rotates the two transmission gears (41) reversely through a transition gear (43), and the driving device is connected with the driving gear (42).
  3. 3. The flat top umbrella opening and closing structure according to claim 2, wherein the driving device is a rocking handle (5), the rocking handle (5) is connected with a first transmission chain (51), the first transmission chain (51) is connected with a second transmission chain (52) through a conversion block (6), and the second transmission chain (52) is connected with a transmission driving gear (42).
  4. 4. The flat top umbrella opening and closing structure according to claim 2, wherein the driving device is a rocking handle (5), the rocking handle (5) is connected with a first transmission chain (51), the first transmission chain (51) is used for transmitting a second transmission chain (52), and the second transmission chain (52) is connected with a transmission driving gear (42) through a conversion block (6).
  5. 5. The structure for opening and closing a flat top umbrella according to claim 3 or 4, wherein the conversion block (6) is internally provided with a first bevel gear (61) and a second bevel gear (62) which are meshed with each other.
  6. 6. The structure of claim 5, wherein the main ribs (31) at two ends of the cover (2) are magnetically fixed together in the open state.
  7. 7. The structure of claim 5, wherein the main ribs (31) at both ends of the canopy (2) are fixed by the fixing clips in the open state.
  8. 8. The structure of claim 3 or 4, wherein the central plate (12) is provided with a lighting lamp (7).
  9. 9. The opening and closing structure of flat top umbrella according to claim 8, wherein a diagonal draw bar (13) is arranged between the support bar (1) and the support cross bar (11).

Description

Opening and closing structure of flat top umbrella Technical Field The utility model relates to the technical field of outdoor products, in particular to an opening and closing structure of a flat top umbrella. Background The outdoor sunshade umbrella is widely applied to various outdoor scenes, has the function of sunshade, and can also shield wind and rain. The outdoor sunshade mainly comprises a framework and an umbrella cover, the existing outdoor sunshade mainly comprises two types, one type of structure is the same as that of a daily umbrella, a supporting rod of the existing outdoor sunshade is arranged at the center of the umbrella, and the other type of structure is arranged at one side of the umbrella, so that the space under the umbrella is more open. The utility model provides a be disclosed in the patent application of "open umbrella structure of outdoor umbrella" as the application number is CN202420516306.1, open umbrella structure, outdoor umbrella includes the stand, sliding connection is on the handrail shell on the stand, one end and handrail shell articulated dead lever, go up the umbrella dish, it is equipped with down the umbrella dish to go up umbrella dish below, it passes through the telescopic link with lower umbrella dish and connects to go up umbrella dish, link firmly on the middle part of dead lever, it has the lower connecting rod to articulate on the connecting rod, the one end and the lower umbrella dish of lower connecting rod articulate, be provided with the first bearing that leans on with the lateral wall of lower connecting rod on the connecting rod, it has the mount pad to articulate on the umbrella dish, peg graft on the mount pad to the upper end of dead lever, be provided with the second bearing that leans on with the lateral wall of last umbrella dish on the mount pad. However, the frame structure of the umbrella is complex, so that the stress of the umbrella opening structure is larger, the requirement on materials is higher in order to meet the strength and the opening and closing force, and the manufacturing cost is high, so that the structure of the umbrella needs to be further improved. Disclosure of utility model The utility model aims to overcome the defects, and discloses an opening and closing structure of a flat top umbrella which is reasonable in structure, convenient to operate and low in manufacturing cost. The technical scheme of the utility model is realized as follows: The utility model provides a structure of opening and shutting of flat top umbrella, includes bracing piece, umbrella face and rib, the bracing piece on be provided with drive arrangement, the bracing piece on be connected with and support the horizontal pole, the outer end of supporting the horizontal pole be provided with the central dish, the rib including set up in the main rib at umbrella face both ends and evenly set up the vice rib on the umbrella face, main rib with central dish normal running fit, drive arrangement connect transmission main rib and make the umbrella face open umbrella state or close umbrella state. The measures for further optimizing the technical scheme are as follows: As an improvement, the main umbrella rib is provided with a transmission gear, the central disk is provided with a driving gear, the driving gear enables the two transmission gears to synchronously and reversely rotate through a transition gear, and the driving device is connected with the driving gear for transmission. As an improvement, the driving device is a rocking handle, the rocking handle is connected with a first transmission chain, the first transmission chain is connected with a second transmission chain through a conversion block, and the second transmission chain is connected with a transmission driving gear. As an improvement, the driving device is a rocking handle, the rocking handle is connected with a first transmission chain for transmission, the first transmission chain is used for transmitting a second transmission chain, and the second transmission chain is connected with a transmission driving gear through a conversion block. As an improvement, a first bevel gear and a second bevel gear which are meshed with each other are arranged in the conversion block. The bevel gear is adopted to realize the conversion of force direction, and the structure is simple. As an improvement, main ribs at two ends of the umbrella cover are magnetically fixed together in an umbrella opening state. Adopts magnetic attraction fixation, has simple structure and convenient processing. As an improvement, main ribs at two ends of the umbrella cover are fixed by fixing clamps in an umbrella opening state. As an improvement, the central disk is provided with an illuminating lamp. As an improvement, a diagonal draw bar is arranged between the support rod and the support cross rod. The setting of diagonal draw bar can improve the joint strength of bracing piece and support the horizontal pole. Compare