CN1711932A

CN1711932A - Rotating device of umbrella face

Info

Publication number: CN1711932A
Application number: CN 200410025699
Authority: CN
Inventors: 马准安
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-06-24
Filing date: 2004-06-24
Publication date: 2005-12-28
Also published as: WO2006000136A1

Abstract

A rotational mechanism for horizontally rotating the umbrella top by 360 deg. To regulate an optimal sunlight shielding angle is composed of the bearing holder and axle sleeve arranged between upper and lower umbrella tubes, bearing in said bearing holder, a connecting axle inserted through bearing holder, bearing and axle sleeve and fixed to axle sleeve, a clutch unit between lower umbrella tube and knob, and a connecting unit between upper umbrella tube and knob.

Description

A kind of whirligig of rotatable umbrella cover

Technical field

The present invention relates to the parasols technical field, refer in particular to a kind of whirligig that makes umbrella cover and ground be 360 ° of rotations of level, it can adjust the sunshade angle of umbrella cover the best in conjunction with the set device that bends towards on the parachute kit.

Background technology

Traditional parasols structure normally bends towards the angle of inclination that device is adjusted umbrella cover by set in the parachute kit, make adjustment sun face that umbrella can mobility to, use and be suitable for outdoor sunshade.But existingly bend towards the angle of inclination that device only can be adjusted umbrella cover, and can't be at carrying out 360 ° rotation adjustment with ground level, so, variation along with the sunlight firing angle, and must shift angle with the base that hand is moved umbrella, the sun face that just can adjust preferable corresponding sunlight to, therefore use quite inconvenience.

And the disclosed a kind of parachute kit of Chinese patent 01232034X bends towards the whirligig of joint, a kind ofly exactly be used for adjusting the whirligig that umbrella cover and ground are the horizontal 360 deg circumference anglec of rotation, it is arranged in the stay pipe of parachute kit, be positioned between upper support pipe and lower support pipe, by outer valve jacket, the fork arm female joint, the external tooth wheels, internal gear, the fork arm male joint, spring, engagement ring, turn, and the central siphon that can be rotated interlock, and positioning pipe, tube is formed, outer valve jacket top, the bottom forms interior circular arc, clip slot is set on the inner arc surface, the involutory lower support pipe top that is sheathed on of interior circular arc, leader's distaff is worn pivot in outer valve jacket; The cylinder periphery of fork arm female joint upwards is provided with several calvus.Rotate the interlock associated components by turning and realize that the sun face of 360 ° of umbrella covers is to adjustment.But this device exists structure in view of structure cumbersome, the defective of assembling inconvenience etc.

Summary of the invention

Technical problem to be solved by this invention be provide at above-mentioned prior art present situation a kind of simple in structure, be easy to adjust the whirligig that umbrella cover and ground are horizontal 360 deg rotation.

The present invention solves the problems of the technologies described above the technical scheme that is adopted: the whirligig of this rotatable umbrella cover, comprise that one is sheathed on the knob between upper and lower umbrella pipe, it is characterized in that being fixed with a bearing block and an axle sleeve respectively in the inside of described upper and lower umbrella pipe opposed end, be provided with bearing in the bearing block, the coupling spindle of one connecting axle bearing and axle sleeve is arranged in bearing block, bearing and the axle sleeve, and be fixed into one with axle sleeve, and coupling spindle and bearing block and bearing are movingly; Be by a clutch between described lower umbrella tube and the knob and can close being connected of can taking off, described going up between umbrella pipe and the knob is being connected of can rotating synchronously by a bindiny mechanism.

Bindiny mechanism between the clutch between described lower umbrella tube and knob and last umbrella pipe and knob, with the tooth mesh form serves as preferred, wherein said clutch can comprise a clutch ring A who fixes with lower umbrella tube, the ring with the knob inwall between be respectively equipped with the tooth portion that is meshed, be provided with and move down the inner groove that is separated with the clutch ring for knob at the knob inwall that is positioned at above the tooth portion, can mesh the device that automatically replies of location once again for clutch ring and knob and in knob, also be provided with one, this device can by one be set on the umbrella pipe spring and one and the back-up ring that is spirally connected of knob constitute.

Described bindiny mechanism can comprise the clutch ring B that fixes with last umbrella pipe, the ring with the knob inwall between be respectively equipped with the tooth portion that is meshed.

The top ora terminalis of parietal tooth portion and the bottom ora terminalis of clutch ring A all are processed into the inclined-plane in the described knob, to make things convenient for taking off or closing of clutch ring and knob.

Described clutch and bindiny mechanism also can adopt the form of other structure, also can realize taking off between lower umbrella tube and knob close with last umbrella pipe and knob between be connected, for example, described clutch can comprise a clutch ring C who fixes with lower umbrella tube, be respectively equipped with the shaggy tooth portion that is meshed between bottom and the knob diapire of ring, automatically reply device and in knob, also be provided with, meshing the location once again for clutch ring C and knob by what spring and back-up ring constituted.

Described bindiny mechanism can comprise a connector that fixes with last umbrella pipe, is polygon between connector and knob inwall and cooperates.

Compared with prior art, the invention has the advantages that: can make umbrella cover carry out 360 ° of rotations by the present invention, having improved traditional parasols only can be to bend towards the shortcoming of device bending umbrella cover one angle, can adjust suitable sunshade angle better, the advantage that the present invention simultaneously also has is simple in structure, profile is succinctly attractive in appearance, easy for operation etc.

Description of drawings

Fig. 1 is the structural representation of reflection embodiment of the invention clutch ring A and knob engagement.

Fig. 2 is the structural representation of reflection example clutch ring A of the present invention and knob disengaged condition.

Fig. 3 is the A-A cutaway view of Fig. 1.

Fig. 4 is the B-B cutaway view of Fig. 2.

Fig. 5 is the structural representation of another embodiment of the present invention when clutch ring and knob engagement.

Fig. 6 is the C-C cutaway view of Fig. 6.

Fig. 7 is the structural representation of another embodiment of the present invention when clutch ring and knob disengaging.

Fig. 8 is the structural representation that parasols of the present invention is housed.

The specific embodiment

Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.

The present invention can be assemblied on the diverse location of umbrella rod as required, and existing is example to be installed in crank mechanism below, and wherein said upper and lower umbrella pipe is respectively middle joint and the adjustable pipe in the parachute kit.

Specifically with reference to figure 1, shown in Figure 2, the whirligig of rotatable umbrella cover of the present invention mainly is to be made of knob 9, bearing block 4, coupling spindle 2, axle sleeve 10, clutch ring A8, clutch ring B7, spring 5 etc., wherein:

Knob 9 is hollow cylindrical, and its top is useful on the collar flange that cooperates with crank mechanism 12 shells 13, and the certain space of knob activity is left in knob 9 and shell 13 cooperation places.A plurality of steps are arranged in the knob 9, in bearing block 4, axle sleeve 10, spring 5 etc. are installed, wherein knob 9 upper inside wall have the internal thread that cooperates with back-up ring 3, lower inner wall has respectively the segmentation

internal tooth

93,91 with clutch ring A, 81,71 engagements of B tooth, two sections between cog have an inner groove 92, can be for knob 9 drop-down after, make clutch ring A8 be in inner groove 92 places, the engagement of clutch ring A8 and knob 9 is separation, with rotatable knob 9.

Coupling spindle 2 is to be used for an axial workpiece of connecting bushing 10, bearing block 4, and its front end has and is used for the step 21 of gear, and the bottom has and is used for and the fixing screw of axle sleeve 10.

Bearing block 4 skies are enclosed within the top of coupling spindle 2, and a shoulder block is arranged at the top of its axis hole, are used for cooperating the location with coupling spindle, prevent to rock.The bottom is equipped with bearing 6, and sidewall is processed with the screw that is connected with clutch ring B71.

Axle sleeve 10 is enclosed within the bottom of coupling spindle 2, be processed with on it with clutch ring A81 fixedly usefulness screw and with the fixing screw of usefulness of coupling spindle 2.

Clutch ring A81, clutch ring B71 are the gears of two thickness differences, shape unanimity, are respectively equipped with the

tooth

81,71 that is meshed with the

tooth

93,91 of knob inwall at the periphery that encircles.On two

rings

81,71, be respectively equipped with the hole that is connected with bearing block 4 with axle sleeve 10.And in order to realize 9 clutches of clutch ring A8 and knob smoothly, the top ora terminalis 94 of parietal tooth portion all is processed into the inclined-plane with the bottom ora terminalis 82 of clutch ring A in knob.

During assembling, on coupling spindle 2, be inserted in bearing block 4 earlier, load onto bearing 6, be inserted in axle sleeve 10 again, with screw axle sleeve 10 and coupling spindle 2 are fixed together then, thereby constitute an integral body in bearing block 4 bottoms; Then earlier be inserted in back-up ring 3 on middle joint 1, joint 1 in then the top coupling spindle 2 that has bearing block 4 being filled in is inserted in spring 5 and clutch ring B7 again on middle joint 1, with screw clutch ring B7, middle joint 1 and bearing block 4 are fixed together again; In addition the lower part coupling spindle 2 that has axle sleeve 10 is filled in the adjustable pipe 11, be inserted in clutch ring A8 outside the adjustable pipe 11, with screw clutch ring A8, adjustable pipe 11 and axle sleeve 10 are fixed together again; Link into an integrated entity with middle joint 1, adjustable pipe 11 like this, be inserted in knob 9 then,

internal tooth

93,91 in the knob will be respectively be meshed with

tooth

81,71 on clutch ring A, the B, again back-up ring 3 is screwed in the thread groove of knob 9, and by regulating the distance between back-up ring 3 and the knob 9, come the degree of tightness of the tensile strength of regulating spring 5, thereby the suitable degree that cooperates between adjusting knob 9 and clutch ring A, B, on the relevant position of joint, set up crank parts 12 again in knob 9 upper ends and shell 13 gets final product during knob 9 just is positioned in like this.

The sun face of umbrella to adjustment, then bend towards device and adjust the umbrella cover inclination angle except bending, more can utilize the present invention to carry out the sun face of 360 ° of rotations of umbrella cover to adjustment.During use, grip knob 9 and press down with hand, clutch ring A81 and knob internal tooth 93 are separated, spring 5 compresses (become Fig. 2 institute attitude by Fig. 1 state, Fig. 3 state becomes Fig. 4 state) simultaneously.This moment can turning knob 9, drive clutch ring B71 rotation by knob 9, because of clutch ring B71 is fixed in middle joint 1, bearing block 4, thus save 1 in can driving, clutch ring B71 and bearing block 4 rotate together, and the rotation of middle joint 1 can drive the rotation of umbrella cover.The rotation of bearing block 4 simultaneously can drive the rotation of bearing 6, but can not drive the rotation of coupling spindle 2, because of bearing block 4 is that sky is nested together with coupling spindle 2, so not rotating of coupling spindle 2 just not can drive axle sleeve 10 and following part, like this in the rotation of joint 1 just can not influence below and the part that fixes of adjustable pipe 11.After adjustment finishes, can loosen the holding operation of hand, make knob 9 can borrow the resilience that make progress of the elastic force of spring 5, make the tooth 93 on it mesh the location once again, for getting ready next time with tooth on the clutch ring A81.

Fig. 5, Fig. 6, Fig. 7 show another embodiment of the invention, in this embodiment, the clutch that constitutes

lower umbrella tube

11 and 9 of knobs also is the form that adopts the tooth engagement, but different with last embodiment be the tooth of clutch ring built in the bottom, mesh with knob at the place, bottom.Specifically with reference to Fig. 5-shown in Figure 7, it comprises a clutch ring C15 who is fixed together with lower umbrella tube 11, the bottom of ring is shaped on shaggy tooth 151, be meshed with the shaggy tooth 95 on the knob bottom interior wall, when knob 9 was drop-down, knob 9 broke away from clutch ring C15, just can rotate umbrella cover by turning knob 9 like this, move on too by the effect of spring force after loosing one's grip, C15 meshes once again with the clutch ring.Comprise that mainly one is the connector 14 that hexagon cooperates with the knob inwall and constitute to go up umbrella pipe 1 and the bindiny mechanism of 9 of knobs, this connector 14 and last umbrella pipe 1 are fixed together.Because connector 14 is that hexagon cooperates with knob 9 inwalls all the time, so when knob 9 broke away from clutch ring C15, the rotation of knob 9 just can drive all parts of going up on the umbrella pipe 1 by connector 14 and rotate.Big characteristics of present embodiment are processed more convenient exactly.

Above-mentioned is two better embodiment of the present invention, but except the structure shown in this two embodiment figure, the present invention also can have other constructional variant, and does not break away from protection scope of the present invention.Clutch as described and bindiny mechanism except adopting the tooth mesh form shown in the figure, the also form that can adopt projection to engage with groove, can realize equally taking off between lower umbrella tube and knob close with last umbrella pipe and knob between be connected.

Claims

1, a kind of whirligig of rotatable umbrella cover, comprise that one is sheathed on the knob (9) between upper and lower umbrella pipe, it is characterized in that: the inside at described upper and lower umbrella pipe (11,1) opposed end is fixed with a bearing block (4) and an axle sleeve (10) respectively, be provided with bearing (6) in the bearing block (4), the coupling spindle (2) of one connecting axle bearing (4) and axle sleeve (10) is arranged in bearing block (4), bearing (6) and the axle sleeve (10), and be fixed into one with axle sleeve (10), and coupling spindle (2) is movingly with bearing block (4) and bearing (6); Be by a clutch between described lower umbrella tube (11) and the knob (9) and can close being connected of can taking off, described going up between umbrella pipe (1) and the knob (9) is being connected of can rotating synchronously by a bindiny mechanism.

2, whirligig as claimed in claim 1, it is characterized in that: described clutch comprises a clutch ring A (8) who fixes with lower umbrella tube (11), be respectively equipped with the tooth portion (81,93) that is meshed between ring (8) and knob (9) inwall, be provided with and move down the inner groove (92) that is separated with the clutch ring for knob at knob (9) inwall that is positioned at above the tooth portion, can mesh the device that automatically replies of locating once again for clutch ring (8) and knob (9) and in knob (9), also be provided with one.

3, whirligig as claimed in claim 1 is characterized in that: described bindiny mechanism comprises the clutch ring B (7) that fixes with last umbrella pipe (1), is respectively equipped with the tooth portion (71,91) that is meshed between ring (7) and knob (9) inwall.

4, whirligig as claimed in claim 1, it is characterized in that: described clutch comprises a clutch ring C (15) who fixes with lower umbrella tube (11), be respectively equipped with the shaggy tooth portion (151,95) that is meshed between bottom and the knob diapire of ring, can mesh the device that automatically replies of location once again for clutch ring C (15) and knob and in knob (9), also be provided with one.

5, whirligig as claimed in claim 1 is characterized in that: described bindiny mechanism comprises a connector (14) that fixes with last umbrella pipe (1), is polygon between connector (14) and knob (9) inwall and cooperates.

6, as claim 2 or 4 described whirligigs, it is characterized in that: the described device that automatically replies comprises that one is set in the spring (5) on the umbrella pipe, and spring (5) top is provided with a back-up ring (3) that is spirally connected with knob (9).

7, whirligig as claimed in claim 2 is characterized in that: the top ora terminalis (94) of parietal tooth portion all is suitable inclined-plane with the bottom ora terminalis (82) of clutch ring A in the described knob.