CN2706045Y - Novel bend arm umbrella - Google Patents

Abstract

The utility model relates to a bending arm umbrella, comprising a main rack body, an umbrella surface supporting rack body, and an umbrella surface. Wherein, the main rack body is composed of an arc shape expansion pipe. An arc shape inner pipe is extended inside an arc shape outer pipe, and a sliding device which is in favor of the slide of the arc shape inner pipe is arranged between the arc shape inner pipe and the arc shape outer pipe. The umbrella surface supporting rack body is hung on the top end of the arc shape inner pipe by a hinge device. An umbrella rope connected with a lower nest is connected with a crank type opening and closing device which is arranged inside the arc shape outer pipe and realizes the opening and closing of an umbrella in the collecting and putting mode of the umbrella rope by the hinge device and the arc shape inner pipe. In addition, a crank type lifting/lowering device which can drive the arc shape inner pipe to extend inside the arc shape outer pipe is also arranged on the main rack body, and the arc shape outer pipe is fixed on an umbrella seat. An expansion pipe which is composed of the arc shape inner pipe and the arc shape outer pipe is adopted by the main rack body of the utility model. Not only the appearance of the bending arm umbrella is terse and does not occupy space, but also the functions of the collecting and putting of the umbrella, the adjustment of the inclination angle of the umbrella surface, etc. can be stably and conveniently realized by the opening and closing device, the crank type lifting/lowering device, and the sliding device on the bending arm umbrella.

Description

A kind of novel curved boom umbrella

Technical field

The utility model relates to a kind of parasols, relates to a kind of curved boom umbrella (also promptly hanging umbrella) or rather.

Background technology

Existing curved boom umbrella all designs the mechanism that can adjust the umbrella inclination angle usually except the frame structure of being made of body frame body, umbrella cover supporting frame and umbrella cover etc., by this mechanism to obtain appropriate shaded effects.As Chinese patent 002344777 disclosed a kind of " improving the umbrella that hangs of structure ", it is sheathed one slidably to adjust sleeve on the support bar of body frame body, a gripping sleeve is pivoted on the extension rod top of support bar upside, curved pipe slidably is located in the gripping sleeve and inserts in the sleeve pipe, hold with the stop block button, curved pipe one end connects elbow spare, and spool is arranged on tube ends, and link rob is between sleeve pipe and adjustment sleeve.It is when adjusting the umbrella cover angle of inclination, and the button that will remove between stop block and curved pipe is held the location earlier, unclamps lever then, the adjustment sleeve can be moved down along support bar, curved pipe can be slided along gripping sleeve, after umbrella cover is positioned at required sunshade angle, again lever is locked.Therefore it is not easily from operation, and exists the expansion of body frame body and supporting frame, having some setbacks of folding.

Summary of the invention

Technical problem to be solved in the utility model be provide at above-mentioned prior art present situation that a kind of rational in infrastructure, profile is succinct, smooth opening and closing, the novel easily curved boom umbrella of umbrella cover angle adjustment.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: this novel curved boom umbrella, mainly comprise body frame body, umbrella cover supporting frame and umbrella cover, wherein the umbrella cover supporting frame includes long and short umbrella frame and upper and lower nest, it is characterized in that described body frame body is made of the arc telescoping tube, wherein pipe stretches in the arc outer tube in the arc, and between inner and outer pipe, be provided be beneficial in the carriage of pipe slip; The top of pipe is hung by a hinge means and is connected the umbrella cover supporting frame in described, one realizes that in umbrella rope retractable mode the crank type closing device of folding umbrella is located at the below of body frame body, the one umbrella rope that is connected with following nest is connected with the crank type closing device through hinge means, interior pipe, also is provided with one on the described body frame body and can drives the crank type lowering or hoisting gear that interior pipe contracts and moves as gentry in outer tube; Described outer tube is fixed on the umbrella shank.

Described hinge means can comprise a hinge member that is connected with interior pipe top, being provided with in these parts can be for the roller of umbrella rope winding, the joint top of being fixed in last nest of going up is provided with the tapered pipe close of a head, the conical nose of pipe close can snap in the bellmouth that is preset in the hinge member, is provided with pulley and umbrella grooving that winding umbrella rope is used in the pipe close.

Be provided with one in the described hinge and can be used to the projection that guiding usefulness is made in joint slip in hinge, this projection is positioned at a kidney slot for slip.

Described crank type closing device is located in the bottom in the outer tube on the pipe, outer tube is provided with the crank way that the folding umbrella is used, it can comprise the housing that is made of shell A and shell B assembling, pipe bottom in this housing is fixed on by a cannula-like joint I, crank axle that is assemblied in together and the bobbin that connects the umbrella rope are housed in the housing, removable lining crank is connected on the crank axle through the outer tube crank way, one end of described crank axle is tapered, be provided with a ratchet that matches with taper and an anti-ratchet reversing device in the housing, this mechanism then can be made of pin and spring.Between described housing and crank axle, also can be equipped with and be used for reducing the ball of wearing and tearing between the two.This device is whole to be arranged in the outer tube, concealed, have only by the hole on the outer tube and could operate the folding crank, and its integral position is positioned at the below of umbrella, and operation is very easy for the people.

Described crank type lowering or hoisting gear can comprise one by shell C and shell D in conjunction with the special-shaped housing that constitutes, be provided with a crank axle in the housing, the wheel shaft that is driven by it is housed on the axle, one synchronizing wheel be fixed in that axle is gone up and be located in synchronous band in the pipe groove be meshed, removable lining crank is connected the external part of crank axle, and is provided with the torsion spring that makes the two-way on-slip function of crank tool in housing.

On described rocking handle, all can be provided with the ball spring of a location usefulness with crank axle cooperation place, still can no-float after making crank insert the crank axis hole.

Described carriage can comprise the carriage I that is located at the outer tube top and be located at the carriage II of interior pipe bottom, wherein carriage I comprises a holder and a fixed cap that connects with seat, described holder is fixed on the top of outer tube, and seat is provided with a plurality of with interior tube-surface tangent roller and interior guide post of managing the slide-and-guide effect; Described carriage II comprises a cylindric joint II, and this joint is installed in one and is fixed on the cannula-like joint I of interior pipe bottom, is provided with a plurality of rollers that can be tangent with outer tube wall on joint II.

The end of described long umbrella rib also can be provided with the adjusting device that is used for adjusting the umbrella cover elasticity, this device comprises the fixed block that is located at the umbrella frame end, the spring of one movable block sliding back and forth and between fixed block and movable block is housed in the fixed block, be provided with guide post on movable block, fixed block is provided with corresponding gathering sill.

Compared with prior art, advantage of the present utility model is: the body frame body adopts a kind of telescoping tube that is made of inner and outer pipe, not only accomplish in shape succinctly, do not take up space, and can realize the function of the retractable of umbrella and the adjustment of umbrella cover inclination angle etc. smooth and easy, steadily, easily in conjunction with establishing thereon closing device, lowering or hoisting gear and carriage.

Description of drawings

Fig. 1 is the general assembly schematic diagram of the utility model embodiment.

Fig. 2 is the I portion enlarged drawing among Fig. 1 of hinge means structure (in the umbrella softened state) in the reflection present embodiment.

Fig. 3 is the I portion enlarged drawing among Fig. 1 of hinge means structure (at the umbrella collapse state) in the reflection present embodiment.

Fig. 4 is the II portion enlarged drawing among the Fig. 1 of closing device and carriage II structure in the reflection present embodiment.

Fig. 5 is the A-A cutaway view of Fig. 4.

Fig. 6 is the B-B cutaway view of Fig. 4.

Fig. 7 is the III portion enlarged drawing among Fig. 1 of lifting device structure in the reflection present embodiment.

Fig. 8 is the C-C cutaway view of Fig. 7.

Fig. 9 is the synchronous wheel shaft schematic diagram among Fig. 7.

Figure 10 is a spring limited block schematic diagram.

Figure 11 is the IV portion enlarged drawing among Fig. 1 of carriage I structure in the reflection present embodiment.

Figure 12 is the D-D cutaway view of Figure 11.

Figure 13 is the V enlarged drawing among Fig. 1 of umbrella cloth adjusting device structure in the reflection present embodiment.

Figure 14 is the radial section enlarged diagram of interior pipe.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

With reference to shown in Figure 1, the utility model curved boom umbrella mainly includes body frame body 1, umbrella cover supporting frame 2 and umbrella cover, and body frame body 1 and umbrella cover supporting frame 2 are adorned 3 with hinge and put and be connected, and is provided with the crank type closing device 4 of umbrella and lowering or hoisting gear 5 etc. on body frame body 1.

The arc telescoping tube of body frame body 1 for constituting by inner and outer pipe 12,11, pipe 12 stretches in the arc outer tube 11 of same curvature in the arc, and is provided with carriage 6,7 between two pipes, and pipe 12 slides in outer tube 11 in being beneficial to.Outer tube 11 is fixed on the umbrella shank 13, and the top of interior pipe 12 is by hinge means 3 company's of hanging umbrella cover supporting frames 2.The radial section of pipe 12 is " C " shape from the appearance in the arc, but opening part is provided with groove 121, is being with synchronously for 59 (as shown in figure 14) along being provided with on the length direction of pipe being used for.

The concrete structure of hinge means 3 is with reference to Fig. 2, shown in Figure 3, it is located at umbrella crown 26 tops, mainly include a hinge member 31, these parts are made of the left and right sides two halves combination of shape symmetry, the spliced eye of pipe 12 and the bellmouth 39 of pipe close in which is provided with, two holes are provided with a pin-and-hole respectively with horizontal direction and vertical direction setting and extend intersection in two holes, are fixed with a roller 32 with pin.Insert in the spliced eye also by a projection 38 location on the top of pipe 12 in described.Pipe close 33 is fixed in joint 25 top, and its head is tapered to snap in the bellmouth 39 of hinge member 31.And the wearing and tearing of umbrella rope 9 when umbrella folds have a groove 37 in the head appropriate position of pipe close.In the axis hole of pipe close 33, be provided with a pulley 36, can walk around for umbrella rope 9.Also be provided with a kidney slot 35 on the pipe close below this pulley 36, hinge 31 is provided with a guiding projection 34, joint 25 guiding of sliding in hinge on the work.Described umbrella crown 26 links together with upper umbrella nest 22 usefulness screws, on save 25 and be screwed together with upper umbrella nest 22.Long umbrella rib 21 with its on pipe close with rivet after, hang over by pin in the respective grooves of upper umbrella nest.One of described umbrella rope 9 terminates at down on the guiding plug 24 of nest 23, and the other end then walks around pulley 36 successively and roller 32 is connected on the bobbin 41 of closing device 4.Umbrella rope 9 passes through rocking handle 43 at leisure on the bobbin 41 of closing device 4 like this, umbrella cover slowly struts, and continues to swagger handle after umbrella cover struts, and umbrella cover supporting frame 2 is under the effect of umbrella rope power, taper pipe close 33 is snapped in the bellmouth 39 of hinge, make umbrella stand can not swing (as shown in Figure 2); Otherwise, by the rightabout rotation crank, umbrella rope 9 is slowly exported from bobbin 41, the umbrella frame frame is past sagging under the effect of deadweight like this, on the pipe that saves 33 plugs just skid off (as shown in Figure 3) in the taper hole 39 from the hinge at leisure, this moment, whole umbrella cover can fold around hinge through.

And in order to make parachute kit that better result of use be arranged, be equipped with the device 8 that to adjust the umbrella cover elasticity at the end of each long umbrella rib 21, with reference to Figure 11, this device 8 comprises that one is fixed on the fixed block 81 of umbrella frame end, one movable block 83 sliding back and forth is housed in the fixed block 81, on movable block 83, has a guide post 85 to be inserted in the gathering sill 86 of fixed block.The spring 82 that is used for regulating the umbrella cloth degree of tightness is housed between fixed block 81 and movable block 83, at the end of movable block 83 screw is arranged, be bolted with screw 84 on the hole, umbrella cloth is connected on the screw 84.The degree of tightness of umbrella cloth slides the guide post 85 of movable block by the effect of spring force in the groove 86 of fixed block, thereby make umbrella frame elongated or shorten, make umbrella cover remain on the suitable state of degree of tightness always, can not influence the attractive in appearance of umbrella, can not burst umbrella cloth yet because of the tension of umbrella cloth cover because of the pine that crosses of umbrella cloth cover.

Refer again to Fig. 4-shown in Figure 6, described crank type closing device 4 is contained in the outer tube 11, the bottom of pipe 12 in being connected, assemble by housing 42, joint I40, crank axle 46, crank 43, bobbin 41, ratchet 47 and an anti-ratchet reversing device etc., its center tap I40 is a cannula-like member, be screwed on interior pipe 12, be used for fixing housing 42 and joint II71, housing 42, joint II71 and interior pipe 12 are linked into an integrated entity.Housing 42 is contained in the joint I40, is a special-shaped housing that is made of shell A421 that mutually combines and shell B422, the interior parts such as bobbin 41, crank axle 46 and ratchet 47 of installing.Crank axle 46 is contained in the housing 42, and the one end is the taper that cooperates with ratchet 47, which is provided with ball grooves and rocking handle jack, and the friction that ball 45 can reduce 42 of crank axle 46 and housings is housed in ball grooves.Rocking handle 43 is plugged on the crank axle 46 by the crank way on outer tube 11 and the joint 40, drives crank axle 46 by rocking handle 43 and rotates together.And be provided with the ball spring 44 of a location usefulness, so that still can no-float behind the jack that rocking handle 43 inserts on the crank axles 46 at rocking handle 43 and axle 46 cooperation places.This rocking handle 43 can take off from the crank axle at any time, also can insert the crank axle at any time and carry out work.The other end of crank axle 46 is cylindric, is processed with the external screw thread that connects with bobbin 41 on it.Described bobbin 41 has internal thread axis hole and the umbrella rope fixing hole that connects with crank axle 46, and an end of umbrella rope 9 is fixed on the bobbin 41, and is around on the bobbin 41 under the rotation by rocking handle 43.Wherein crank axle 46 and bobbin 41 are connected transmission with screw method, arbitrarily one way sliding stop.Ratchet 47 is contained in the housing and cooperates with the tapered portion of crank axle 46, but simultaneously in order to prevent the counter-rotating of ratchet, a pin 48 is housed on ratchet 47, and selling 48 back support has a spring 49.This closing device 4 is concealed, and its whole being located in the outer tube 11 has only by the crank way on the outer tube 11 and could operate, and its integral position is positioned at the below of umbrella, and operation is very easy for the people.

Described crank type lowering or hoisting gear 5 is as Fig. 7, shown in Figure 8, it is mainly by housing 53, crank 51, crank axle 52, synchronizing wheel 58 and be with 59 etc. to constitute synchronously, its middle shell 53 is placed on the outer tube 11, be one by shell C531 and shell D532 in conjunction with the special-shaped housing that constitutes, in it crank axle 52, wheel shaft 54, synchronizing wheel 58 etc. can be set.Crank axle 52 is installed in the housing 53 of outer tubes 11 tops, and housing 53 is outer to be used for connecting crank 51 and an end stretches out.A wheel shaft 54 and a spring limited block 57 are housed on crank axle 52, and its medi-spring limited block 57 is to link together with pin 56 with crank axle 52, takes turns 54 and then moves by spring limited block 57.Specifically in conjunction with Fig. 9, shown in Figure 10, be processed with one section arcuation projection 541 on wheel shaft 54, be processed with a breach 571 on spring limited block 57, wheel shaft 54 its projections 541 that are installed on the crank axle 52 just are embedded in the breach 571 of spring limited block.Therefore when spring limited block 57 drives rotation by crank axle 52, also can drive wheel shaft 54 and rotate together.Described synchronizing wheel 58 is contained on the wheel shaft 54, and it has the polygonal shaft hole 581 that matches with wheel shaft, realizes relative fixed to reach by the polygon contact-making surface of wheel, between centers.But for limiting moving axially of synchronizing wheel 58, both are linked together simultaneously with pin.Be contained in the groove 121 of interior pipe 12 with 59 synchronously, and be meshed to realize that transmission cooperates with the synchronizing wheel 58 of its top.Rocking handle 51 is connected the external part of crank axle 52, and it is the same with the rocking handle in the closing device, can promptly pacify promptly and unload, and two devices can shared same rocking handle, can take off it after using up, not only safety but also do not take up space.But in order to make the two-way on-slip function of rocking handle tool, between the outer rim of spring limited block and housing, be provided with torsion spring.

Described carriage comprises the carriage I6 that is located at the outer tube top and is located at the carriage II7 on interior pipe top, wherein carriage I6 such as Figure 11, shown in Figure 12, it comprises that one is screwed the holder 61 on outer tube 11 tops, the circumferencial direction of seat is provided with a plurality of with the fixing roller 64 of pin 63 and guide post 65, one lid 62 and holder 61 thread connection of slide-and-guide effect together.Described roller 64 can be tangent with interior pipe 12 surfaces, and guide post 65 stretches in the groove 121 of interior pipe.

Carriage II7 is as shown in Fig. 4-Fig. 6, and it comprises that one is fixed on the cylinder-shaped joint II71 of joint I40 bottom, also is provided with a plurality of rollers of fixing with pin 73 72 on the circumferencial direction of joint II71, and roller 72 is tangent with the inwall of outer tube 12.Can reduce sliding friction preferably by the roller in the stream oriented device like this, pipe can slide in outer tube swimmingly in making.

The course of work of this curved boom umbrella is as follows: earlier rocking handle 51 is inserted on the crank axle 52 of lowering or hoisting gear 5, rotation crank 51 rotates crank axle 52, spring limited block 57, bobbin 54, synchronizing wheel 58 together, and 59 motions together are with in synchronizing wheel 58 rotation drives synchronously, again because of being with 59 to fix with interior pipe 12 synchronously, so interior pipe 12 is along with being with 59 to slide outside outer tube 11 synchronously, stretch out by the interior pipe 12 interlock umbrella cover supporting frames 2 that slide, when managing 12 extreme positions in extending to, this moment, rocking handle 51 shook motionless.Then rocking handle 51 is taken off, insert on the crank axle 46 of closing device 4, rotation crank rotates crank axle 46, bobbin 41, and the bobbin 41 that rotates with the umbrella rope 9 that is attached thereto constantly on axle 41, drive down nest 23 by umbrella rope 9 and rise umbrella cover is slowly strutted.Be rotated further rocking handle, after umbrella cover strutted fully, the umbrella frame frame began to move up at leisure under the pulling force effect of umbrella rope, and when on after the pipe close 33 that saves snaps in the bellmouth 39 of hinge at leisure, the umbrella frame frame just can not be swung, and has realized the parachute-opening function.At this moment if want umbrella cover to recede, just can take off rocking handle on the crank axle 52 that inserts lowering or hoisting gear again, with previous counter-rotation rocking handle, pipe 12 is withdrawn in the outer tube 11 at leisure in making, make umbrella cover along with the withdrawal of interior pipe recedes at leisure, when interior pipe is retracted to extreme position, this moment umbrella cover the angle of inclination maximum, realized the layback function of umbrella cover.When wanting umbrella drawn in, earlier the inclination angle of reduction umbrella cover makes umbrella cover still at horizontal level, at this moment takes off the rocking handle on the lowering or hoisting gear and is inserted on the crank axle of closing device, with previous counter-rotation rocking handle, the umbrella rope is discharged, make the umbrella frame frame under the deadweight effect to the whereabouts, the pipe close 33 that saves on the whereabouts along with the umbrella frame frame skids off the taper hole 39 of hinge, this moment, the umbrella frame frame can rotate around hinge 31, fold fully to extremely until umbrella cover, interior pipe is regained, promptly finished the function that closes one's umbrella.

The utility model is except structure shown in the present embodiment figure; can also have other constructional variant; and do not break away from protection domain of the present utility model; for example in the lowering or hoisting gear except synchronizing wheel, synchronously the transmission direction of band, also can adopt the kind of drive of wheel and rack, sprocket wheel and chain, rolling screw and ball nut etc.

Claims (10)

1, a kind of novel curved boom umbrella, comprise body frame body (1), umbrella cover supporting frame (2) and umbrella cover, wherein umbrella cover supporting frame (2) includes long and short umbrella frame and upper and lower nest, it is characterized in that: described body frame body (1) is made of the arc telescoping tube, wherein (12) are stretched in the arc outer tube (11) in the arc, and between inner and outer pipe, be provided be beneficial in the carriage (6,7) of pipe slip; The top of pipe (12) is by a hinge means (3) company's of hanging umbrella cover supporting frame (2) in described, one realizes that in umbrella rope retractable mode the crank type closing device (4) of folding umbrella is located at the below of body frame body (1), the one umbrella rope (9) that is connected with following nest (23) is connected with crank type closing device (4) through hinge means (3), interior pipe (12), also is provided with one on the described body frame body (1) and can drives the crank type lowering or hoisting gear (5) that interior pipe (12) contracts and moves as gentry in outer tube (11); Described outer tube (11) is fixed on the umbrella shank (13).

2, curved boom umbrella as claimed in claim 1, it is characterized in that: described hinge means (3) comprises a hinge member (31) that is connected with interior pipe top, being provided with in these parts can be for the roller (32) of umbrella rope winding, joint (25) top of being fixed in last nest (22) of going up is provided with the tapered pipe close of a head (33), the conical nose of pipe close (33) can snap in the bellmouth (39) that is preset in the hinge member, is provided with pulley (36) and umbrella grooving (37) that winding umbrella rope is used in the pipe close (33).

3, curved boom umbrella as claimed in claim 1, it is characterized in that: described crank type closing device (4) is located in the bottom in the outer tube on the pipe, outer tube (11) is provided with the crank way that the folding umbrella is used, it comprises housing (42), this housing is fixed on interior pipe (12) bottom by a cannula-like joint I (40), the bobbin (41) of crank axle (46) and connection umbrella rope is housed in the housing (42), crank axle (46) and bobbin (41) are with thread connection, removable lining crank (43) is connected on the crank axle (46) through the outer tube crank way, one end of described crank axle (46) is tapered, is provided with a ratchet that matches with taper (47) and an anti-ratchet reversing device in the housing.

4, curved boom umbrella as claimed in claim 1, it is characterized in that: described crank type lowering or hoisting gear (5) comprises a special-shaped housing (53) by shell C (531) and shell D (532) combination formation, be provided with a crank axle (52) in the housing (53), the wheel shaft (54) that is driven by it is housed on the axle, synchronizing wheel (58) be fixed in that axle is gone up and be located in synchronous band (59) in the pipe groove (121) be meshed, removable lining crank (51) is connected the external part of crank axle (52), and is provided with the torsion spring (55) that makes the two-way on-slip function of crank tool in housing (53).

5, as each described curved boom umbrella of claim 1 to 4, it is characterized in that: described carriage comprises the carriage I (6) that is located at the outer tube top and is located at the carriage II (7) of interior pipe bottom, wherein carriage I (6) comprises a holder (61) and a fixed cap (62) that connects with seat, described holder (61) is fixed on the top of outer tube, and seat is provided with a plurality of guide posts (65) with tangent roller of interior tube-surface (64) and the effect of interior pipe slide-and-guide; Described carriage II (7) comprises a cylindric joint II (71), and this joint is installed in one and is fixed on the cannula-like joint I (40) of interior pipe bottom, is provided with a plurality of rollers (72) that can be tangent with outer tube wall on joint II (71).

6, curved boom umbrella as claimed in claim 1, it is characterized in that: the end of described long umbrella rib (21) is provided with the adjusting device (8) that can adjust the umbrella cover elasticity, this device comprises the fixed block (81) that is located at the umbrella frame end, one movable block sliding back and forth (83) and one is housed in the fixed block (81) is positioned at fixed block (81) and the movable block (spring between 830 (82), on movable block (83), be provided with guide post (85), fixed block (81) is provided with corresponding gathering sill (86), and umbrella cloth is connected on the movable block (83).

7, curved boom umbrella as claimed in claim 2 is characterized in that: be provided with the projection (34) that guiding usefulness is made in joint slip in hinge in the described hinge (31), this projection is positioned at the kidney slot (35) of pipe close.

8, curved boom umbrella as claimed in claim 3 is characterized in that: be equipped with between described housing (42) and the crank axle (46) and be used for reducing the ball (45) of wearing and tearing between the two.

9, curved boom umbrella as claimed in claim 3 is characterized in that: described anti-ratchet reversing device comprises that one is located at the pin (48) of ratchet top, is provided with a spring (49) between pin and inner walls.

10, as claim 3 or 4 described curved boom umbrellas, it is characterized in that: the ball spring (44) that is equipped with a location usefulness on the described rocking handle with crank axle cooperation place.

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