CN212754612U

CN212754612U - Umbrella fabric locking device of sunshade umbrella

Info

Publication number: CN212754612U
Application number: CN202021439312.XU
Authority: CN
Inventors: 余德清
Original assignee: Linhai Lifa Artware Co ltd
Current assignee: Linhai Lifa Artware Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-23
Anticipated expiration: 2030-07-20

Abstract

The utility model provides an umbrella face locking device of a sunshade umbrella, which belongs to the technical field of sunshade umbrellas. It has solved the fragile problem of umbrella face locking device of current sun shade. This umbrella face locking device of sun shade includes the fixing base, and the sun shade is including the bracing piece that supports the umbrella face, and the fixing base has at least a pair of centre gripping lamella that is used for pressing from both sides tight bracing piece, wears to be equipped with bolt assembly on two centre gripping lamellas, is equipped with between bolt assembly and at least one centre gripping lamella to have elastic component, and can compress tightly elastic component when bolt assembly locks and make elastic component and bolt assembly press from both sides tight two centre gripping lamellas. The umbrella cover locking device of the sunshade umbrella has the advantage of difficult damage.

Description

Umbrella fabric locking device of sunshade umbrella

Technical Field

The utility model belongs to the technical field of the sun shade, a umbrella face locking device of sun shade is related to.

Background

The sunshade umbrella is used as an outdoor leisure tool, is widely applied to leisure places such as squares, beaches, parks and courtyards, and provides comfortable cooling space for people. However, the position of the umbrella cover of the existing sunshade umbrella is fixed, the irradiation direction of sunlight can incline along with time, and the outdoor wind direction can also change, so that the existing sunshade umbrella can not provide good use experience for people.

To solve the problems of the existing sunshade, people improve the existing sunshade, and some patents are also applied, for example, the Chinese patent document discloses a sunshade with an adjustable sunshade surface [ patent number: 201020179074.3, respectively; application publication No.: CN201691212U ], including the umbrella stand, the pole setting, the down tube and the cover of connecting the umbrella stand establish the handrail in the pole setting, the handrail links to each other with the down tube and the junction is equipped with angle adjusting device, angle adjusting device is including the swivel casing of connecting the down tube and the down tube end cap of connecting the handrail, the down tube end cap links to each other with the swivel casing and the outside of down tube end cap is equipped with the lock sleeve, inside location tooth and the outside spiro union of lock sleeve of being equipped with of lock sleeve have the knob, the knob is worn to establish in the lock sleeve and is fixed on the location tooth through screw and nut, the corresponding position of swivel sleeve and the corresponding position of down tube end cap all are equipped with the tooth with.

When the angle of the umbrella surface of the sun umbrella is adjusted, the knob is rotated by hands to drive the positioning teeth to move backwards, so that the positioning teeth are separated from the teeth on the rotary sleeve and the teeth on the inclined rod plug, and the inclined rod is further rotated to realize the angle adjustment of the umbrella surface; when the angle adjustment is completed, the diagonal rod needs to be locked to prevent the umbrella cover from rotating, and at the moment, the knob is rotated reversely by hands to drive the positioning teeth to move forwards, so that the positioning teeth are engaged with the teeth on the rotating sleeve and the teeth on the diagonal rod plug, and the umbrella cover is prevented from rotating after the angle adjustment is completed. That is to say, the umbrella face locking can only be realized to tooth meshing on tooth on location tooth and the rotatory cover, the down tube end cap, but the gear from separating to the meshing in-process can bump and the flank of tooth looks mutual friction, easily leads to the tooth damage on tooth, the rotatory cover of location and the down tube end cap. Further, as the sun umbrella is used, gaps between teeth when the positioning teeth, the teeth on the rotary sleeve and the teeth on the inclined rod plug are engaged gradually increase, so that the locking device of the inclined rod is damaged.

Disclosure of Invention

The utility model aims at providing an umbrella face locking device of sun shade to the above-mentioned problem that exists among the prior art, solve the fragile problem of umbrella face locking device of sun shade.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an umbrella face locking device of sun shade, includes the fixing base, and the sun shade is including the bracing piece that supports the umbrella face, its characterized in that, the fixing base has at least a pair of centre gripping lamella that is used for pressing from both sides tight bracing piece, two wear to be equipped with bolt assembly on the centre gripping lamella, be equipped with between bolt assembly and at least one centre gripping lamella and have elastic component, and can compress tightly elastic component when bolt assembly locks and make elastic component and bolt assembly press from both sides tight two centre gripping lamellas.

The fixing seat is fixedly connected with the stand column of the existing sunshade, and the supporting rod is clamped by the two clamping flaps, so that the supporting rod is positioned on the stand column. If the diameter of the supporting rod is large, the distance between the two clamping flaps can be correspondingly enlarged according to the diameter of the supporting rod, so that the supporting rod can rotate, and then the umbrella cover is driven to rotate to realize the angle adjustment of the umbrella cover. Because of the bolt assembly wears to establish on two centre gripping lamellas, so can reduce the clearance between two centre gripping lamellas through rotating bolt assembly. When the angle adjustment of the umbrella cover is completed, the two clamping petals are required to clamp the supporting rod to avoid the rotation of the umbrella cover, the bolt assembly is adjusted to enable the bolt assembly to compress the elastic parts, wherein the number of the elastic parts can be selected according to the actual clamping requirement, namely, the elastic parts compress one of the clamping petals or compress the two clamping petals simultaneously, and the distance between the two clamping petals is reduced to clamp the supporting rod. Furthermore, because the elastic member has elasticity, when the elastic member presses the clamping flaps to apply acting force, the elastic member can also apply reaction force to the bolt assembly so as to adjust the pressing force actually applied to the elastic member by the bolt assembly.

In the umbrella cover locking device of the sunshade, the bolt assembly comprises a bolt and a knob, a rod part of the bolt penetrates through two clamping flaps and is in threaded connection with the knob, the elastic part is a spring, one end of the spring abuts against the knob, and the other end of the spring abuts against one of the clamping flaps. When the angle of the umbrella cover is adjusted, the knob is rotated by hand, so that the elastic force of the spring is released to release the pressing force on the clamping valve, and the supporting rod can rotate; after the angle of the umbrella surface is adjusted, the knob is rotated reversely, and the supporting rod can be clamped again. After the umbrella cover is adjusted every time, pressing force applied to the spring by the knob is different, and the pressing force of the knob can be adjusted by the working stroke because the spring has the working stroke for compression, so that the clamping force acting on the clamping flap is in a proper range, and the clamping flap is prevented from being damaged to the maximum extent while the supporting rod is clamped.

In the umbrella cover locking device of the sunshade, a round hole is formed in the clamping flap abutting against the spring, and a gap is formed between the rod part of the bolt and the wall of the round hole. When the spring exerts the packing force to the centre gripping lamella, the pole portion relative bolt of centre gripping lamella under the effect of spring removes, and the clearance setting avoids centre gripping lamella and bolt pole portion to take place the jamming, makes the centre gripping lamella remove smoothly to the tight bracing piece of quick clamp, and avoids the packing force that the spring exerted because of the pole portion of bolt and round hole pore wall friction loss as far as possible.

In the umbrella cover locking device of the sunshade, a square hole is formed in the clamping flap far away from the spring, the rod part of the bolt is provided with a clamping section matched with the square hole, and the clamping section penetrates through the square hole. When the knob rotates, the rod part of the bolt cannot synchronously rotate along with the knob, so that the head of the bolt is prevented from rubbing with the clamping flap as much as possible, and the clamping flap is prevented from being damaged.

In the umbrella cover locking device of the sunshade, the two clamping flaps are provided with arc-shaped attaching parts and vertically arranged connecting parts, the rod part of the bolt penetrates through the connecting parts, the rod part of the bolt is sleeved with the spring, and the end part of the spring abuts against the connecting parts. The spring is sleeved on the rod part of the bolt, so that the position of the spring is prevented from deflecting when the spring is compressed, and the spring is always abutted against the connecting part. Lean on the bracing piece by being curved subsides, the area of contact of increase and bracing piece, when the spring compresses tightly connecting portion, connecting portion drive and lean on the portion removal, make the packing force that the portion of leaning on evenly applyed to the bracing piece, and then improve the locking stability of bracing piece.

In the above-mentioned locking device for the umbrella surface of the sunshade, the fixing seat comprises a seat body fixedly connected with two clamping flaps, the seat body is sleeved on the support rod, and the inner surface of the seat body and the inner surface of the clamping flaps are in smooth transition. This structure makes the contact surface increase of fixing base and bracing piece, improves the centre gripping stability of centre gripping lamella on the one hand, and on the other hand improves the stability when the bracing piece rotates.

Compared with the prior art, the utility model provides a pair of umbrella face locking device of sun shade has following advantage: the clamping petals are compressed by the springs, so that the clamping petals are prevented from being damaged due to overlarge pressing force, and the service life of the umbrella cover locking device is prolonged.

Drawings

Fig. 1 is a schematic structural view of the fixing base clamping support rod.

Fig. 2 is a schematic structural view of the fixing base.

Fig. 3 is an exploded view of fig. 2.

In the figure, 1, a fixed seat; 11. a clamping flap; 111. a circular hole; 112. a square hole; 113. an attachment portion; 114. a connecting portion; 1141. flat surface; 12. a base body; 2. a support bar; 3. a bolt assembly; 31. a bolt; 311. a rod portion; 3111. a clamping section; 312. a head portion; 32. a knob; 4. an elastic member.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the umbrella cover locking device of the sunshade comprises a fixed seat 1, a bolt component 3 and a spring, the sunshade comprises a stand column, an umbrella stand and a support rod 2, one end of the support rod 2 is connected with the umbrella stand, and the other end of the support rod is connected with the stand column.

In the present embodiment, as shown in fig. 2, the fixing base 1 has a pair of clamping flaps 11 for clamping the supporting rod 2, and in actual production, the number of the clamping flaps 11 may be two pairs or three pairs. The fixing seat 1 includes a seat body 12 fixedly connected with a pair of clamping flaps 11, the seat body 12 is sleeved on the support rod 2, and the inner surface of the seat body 12 is in smooth transition with the inner surface of the clamping flaps 11.

As shown in fig. 3, each of the two clamping flaps 11 has an arc-shaped abutting portion 113 and a vertically disposed connecting portion 114, and each of the two connecting portions 114 has a block shape and opposite side surfaces of the connecting portion 114 are flat surfaces 1141. The bolt assembly 3 includes a bolt 31 and a knob 32, and a shaft portion 311 of the bolt 31 is threaded with the knob 32 through the two coupling portions 114. In this embodiment, the number of the springs is one, one end of each spring abuts against the knob 32, and the other end of each spring abuts against one of the connecting portions 114, and in actual production, the number of the springs may be two and the springs respectively abut against the two connecting portions 114.

As shown in fig. 3, a circular hole 111 is opened on the connecting portion 114 abutting against the spring, a gap is provided between the rod portion 311 of the bolt 31 and the wall of the circular hole 111, a square hole 112 is provided on the connecting portion 114 far away from the spring, the rod portion 311 of the bolt 31 is provided with a clamping section 3111 matched with the square hole 112, and the clamping section 3111 is inserted into the square hole 112. The knob 32 is provided with a blind hole, the spring is arranged in the blind hole, one end of the spring abuts against the bottom of the blind hole, and the other end of the spring abuts against one clamping flap 11.

When the umbrella cover of the sunshade is in a locking state, the head 312 of the bolt 31 presses one of the clamping flaps 11, and the other clamping flap 11 is simultaneously abutted against the spring and the knob 32. When the angle of the umbrella cover of the sunshade is adjusted, the knob 32 is rotated to release the pressing force of the knob 32 on the spring, so that the pressing force of the spring on the clamping petals 11 is released, the supporting rod 2 can rotate to adjust the angle of the umbrella cover, when the angle of the umbrella cover is adjusted, the knob 32 is rotated reversely, so that the knob 32 applies the pressing force to one end of the spring, the other end of the spring is pressed on one of the clamping petals 11, and the gap between the two clamping petals 11 is reduced to clamp the supporting rod 2.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the fixing base 1, the clamping flap 11, the circular hole 111, the square hole 112, the abutting portion 113, the connecting portion 114, the flat surface 1141, the base 12, the supporting rod 2, the bolt assembly 3, the bolt 31, the rod portion 311, the snap-fit section 3111, the knob 32, the elastic member 4, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides an umbrella face locking device of sun shade, includes fixing base (1), and the sun shade is including bracing piece (2) that support the umbrella face, its characterized in that, fixing base (1) has at least a pair of centre gripping lamella (11) that are used for pressing from both sides tight bracing piece (2), two wear to be equipped with bolt assembly (3) on centre gripping lamella (11), be equipped with between bolt assembly (3) and at least one centre gripping lamella (11) have elastic component (4), and can compress tightly elastic component (4) when bolt assembly (3) are locked and make elastic component (4) and bolt assembly (3) press from both sides tight two centre gripping lamellas (11).

2. Canopy locking mechanism for parasols according to claim 1, characterized in that the bolt assembly (3) comprises a bolt (31) and a knob (32), the shaft (311) of the bolt (31) is threaded with the knob (32) through two clamping lobes (11), the elastic member (4) is a spring, one end of which abuts against the knob (32) and the other end abuts against one of the clamping lobes (11).

3. Umbrella cover locking device of sunshade umbrella according to claim 2, characterized in that round hole (111) is opened on the clamping flap (11) against said spring, and there is a gap between the rod (311) of said bolt (31) and the hole wall of round hole (111).

4. Umbrella cover locking device of sunshade umbrella according to claim 2 or 3, characterized in that a square hole (112) is provided on the clamping flap (11) far away from said spring, the rod portion (311) of said bolt (31) has a clamping section (3111) with square hole (112) matching, said clamping section (3111) is arranged in square hole (112) in a penetrating way.

5. Umbrella cover locking device for sunshade umbrella according to claim 2 or 3, characterized in that, two said clamping flaps (11) have arc-shaped leaning part (113) and vertically arranged connecting part (114), the rod (311) of said bolt (31) is through the connecting part (114), said spring is sleeved on the rod (311) of the bolt (31) and the end of the spring is leaning against the connecting part (114).

6. Umbrella cover locking device of sunshade according to any of claims 1 to 3, characterized in that said fixing base (1) comprises a base body (12) fixedly connected with two clamping flaps (11), said base body (12) is sleeved on the support rod (2) and the inner surface of the base body (12) is smoothly transited with the inner surface of the clamping flaps (11).