CN204091177U - A kind of rotational structure of parasols - Google Patents
A kind of rotational structure of parasols Download PDFInfo
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- CN204091177U CN204091177U CN201420602730.4U CN201420602730U CN204091177U CN 204091177 U CN204091177 U CN 204091177U CN 201420602730 U CN201420602730 U CN 201420602730U CN 204091177 U CN204091177 U CN 204091177U
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Abstract
The utility model provides a kind of rotational structure of parasols, belongs to field of mechanical technique.It solve the rotational structure complexity of existing parasols, the problem of production cost raising.The rotational structure of this parasols, parasols comprises umbrella bar, knee and umbrella cover, umbrella cover is connected to the end, one end of knee, rotational structure comprises the connector one be connected with knee, connector one has the Plug Division of tubulose, the upper end grafting of umbrella bar is fixed with fixed cover, and Plug Division is rotated and is plugged in fixed cover, and Plug Division and fixed cover axial restraint, umbrella bar is also provided with the operating mechanism that knee can be driven to rotate relative to umbrella bar circumference.The rotational structure of this parasols can realize regulating the rotation of umbrella cover, and structure is simple, production cost is low.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of rotational structure of parasols.
Background technology
Parasols is comparatively common in life, generally include base, vertically be connected in the umbrella bar on base, the knee be connected with umbrella bar upper end, knee stretches out to side, and is connected with three bones and umbrella cover in the end of stretching out, when people are when using parasols, the shaded areas of parasols umbrella cover can offset along with the displacement of the sun, and people more wish that energy Rotary sunshading umbrella umbrella cover is to select best shaded areas.Existing straight rod umbrella and hang umbrella in the market, its 360 degree of rotations are usually located on base.
As Chinese utility model patent application [application number: 00211064.4] discloses a kind of base for supporting various parasols umbrella body, include base and the umbrella body support bar fixture for stable support base, in order to make its support bar, there is spinfunction, this technology is also provided with a support bar rotating mechanism in the base, this mechanism includes the lock-teeth block composition with upper and lower stroke for realizing rotary sleeve radial location outside the rotary sleeve be rotatably supported in base, rotary sleeve, and is realized the variation of the upper-lower position of lock-teeth block by pedal lever.But because base fixes on the ground, and umbrella cover is supported on higher position by umbrella bar, base is passed to by umbrella bar after umbrella cover is subject to wind-force, wherein umbrella bar serves boosting function, make the active force of base larger, therefore require higher for the rotary part bearing capacity be arranged on base, and then cause complex structure, the production cost raising of rotary part.
Summary of the invention
There are the problems referred to above for existing technology in the utility model, proposes a kind of rotational structure of parasols, and the rotational structure of this parasols can realize regulating the rotation of umbrella cover, and structure is simple, production cost is low.
The purpose of this utility model realizes by following technical proposal: a kind of rotational structure of parasols, parasols comprises umbrella bar, knee and umbrella cover, described umbrella cover is connected to the end, one end of knee, it is characterized in that, described rotational structure comprises the connector one be connected with knee, described connector one has the Plug Division of tubulose, the upper end of described umbrella bar is plugged with fixed cover, described Plug Division is rotated and is plugged in fixed cover, and Plug Division and fixed cover axial restraint, described umbrella bar is also provided with the operating mechanism that knee can be driven to rotate relative to umbrella bar circumference.
In the technical program, umbrella bar in a tubular form, knee is connected on connector one, and be rotatably connected on umbrella bar by the Plug Division of connector one, fixed cover is connected mutually with umbrella bar, it is for coordinating with Plug Division, swivel joint due to knee is arranged on the upper end of umbrella bar, in use its active force be subject to reduces greatly, therefore attaching parts are simplified, realize being connected by connector one and fixed cover, and connector one and fixed cover all can be processed by plastics, structure is simple, production cost is low, user can carry out rotation to the angle of knee by rotating mechanism and regulate, namely the shaded areas of umbrella cover is regulated, easy to operate.
In the rotational structure of above-mentioned parasols, also rotate in described fixed cover and be provided with rotary sleeve, this rotary sleeve turning set is located on Plug Division, on the lateral wall of described rotary sleeve upper end, circumference has the support convex edge of annular, the downside of this support convex edge is resisted against on fixed cover upper surface, on the madial wall of described rotary sleeve and lateral wall all circumference have some bar shapeds against convex edge, and it is axially consistent with rotary sleeve against the length direction of convex edge, leaning against convex edge and Plug Division lateral wall on described rotary sleeve madial wall, leaning against convex edge and fixed cover madial wall on lateral wall.Rotary sleeve is between Plug Division and fixed cover, rotary sleeve is wear parts, when rotating knee, rotary sleeve can rotate relative to Plug Division, also can rotate relative to fixed cover, by the contact area that can reduce against convex edge with fixed cover madial wall and Plug Division lateral wall on madial wall and lateral wall, thus the frictional force reduced when rotating, simultaneously because the pressure that rotary sleeve is subject to is less, therefore wear and tear slower, can select plastics to process, production cost is lower.
In the rotational structure of above-mentioned parasols, described operating mechanism comprises handles cover, clamping screw and pull bar, described manipulation cover turning set is located on umbrella bar, one end of described pull bar is overlapped lateral wall with manipulation and is connected mutually, the other end of the other end and knee is to hinged, described manipulation cover adopts elastoplast to make, and the upper end sidewall handling cover offers bar-shaped trough vertically, and above-mentioned clamping screw passes the side cell wall of bar-shaped trough and is screwed onto on the opposite side sidewall of bar-shaped trough.Handling cover adopts elastoplast to make, when clamping screw unclamps, handling cover can rotate relative to umbrella bar, therefore, it is possible to drive knee to rotate by pull bar, clamping screw is screwed after adjustment puts in place, under the effect of clamping screw, handle cover and can hold umbrella bar tightly, realize fixing, this structure is comparatively simple, only need to handle the rotation adjustment that cover, pull bar and clamping screw just can realize the higher knee in position, easy to operate, production cost is lower.Certainly in actual use, operating mechanism also can comprise handles cover, expansion link, bevel gear pair and rocking handle, handling cover is set on umbrella bar, and one end and the knee of expansion link are hinged, and the other end is hinged with manipulation cover, a bevel gear of bevel gear pair is fixed on manipulation and puts, another is rotatably connected on umbrella bar, and rocking handle is connected on this bevel gear, by rocking handle Rotatable umbrella gear pair, and drive manipulation cover to rotate, more convenient to operate laborsaving.
In the rotational structure of above-mentioned parasols, on described knee, fixed cover is provided with the connector two of tubular, described connector two has articulated section, described connector one is U-shaped, described articulated section is by hinge on the biside plate of connector one, and above-mentioned plugging position is on the outer bottom of connector one.Namely knee is hinged by connecting portion two and connector one, wherein the axis of bearing pin is consistent with the radial direction of umbrella bar, therefore, it is possible to regulate the upper lower angle of knee, namely regulate the high and low position of umbrella cover, it regulates also is undertaken, namely when clamping screw unclamps by handling cover, handle cover to move up and down along umbrella bar, and then realizing knee swing by pull bar, structure is simple, easy to operate.
In the rotational structure of above-mentioned parasols, on the lateral wall of described fixed cover upper end, also circumference has annular socket part, annular inserting groove is formed between described socket part and fixed cover lateral wall, the upper end of described umbrella bar is plugged in inserting groove, and described socket part, umbrella bar and fixed cover are radially worn by some hold-down screws and be connected.Madial wall and the umbrella bar lateral wall of socket part fit, and are fixed by hold-down screw, make fixed cover and umbrella bar stable connection.Namely fixed cover is by while screw lock, plays a supporting role in socket part, simple structure, but good stability, and production cost is also lower.
In the rotational structure of above-mentioned parasols, described Plug Division lateral wall is fixed with jump ring, described jump ring and fixed cover lower end surface lean.Jump ring is used for the axial restraint to Plug Division, and cost is lower.
In the rotational structure of above-mentioned parasols, described manipulation cover lateral wall has handle.Handle is used for slewing maneuver cover, and structure is simple, easy to operate.
Compared with prior art, the rotational structure of this parasols has the following advantages:
1, because the swivel joint of knee is arranged on the upper end of umbrella bar, in use its active force be subject to reduces greatly, therefore attaching parts are simplified, realize being connected by connector one and fixed cover, and connector one and fixed cover all can be processed by plastics, structure is simple, production cost is low;
2, because swivel joint position is higher, therefore operating mechanism is set in lower, position, the convenient angle regulating knee, easy to operate;
3, owing to being provided with rotary sleeve between fixed cover and Plug Division, rotary sleeve by arrange be on madial wall and lateral wall against ledge structure, the contact area with fixed cover madial wall and Plug Division lateral wall can be reduced, thus reduce frictional force when rotating, operate more laborsaving.
Accompanying drawing explanation
Fig. 1 is the structure side view of this parasols.
Fig. 2 is partial structurtes explosive view of the present utility model.
Fig. 3 is partial structurtes sectional view of the present utility model.
In figure, 1, umbrella bar; 2, knee; 3, umbrella cover; 4, connector one; 41, Plug Division; 42, jump ring; 5, connector two; 51, articulated section; 6, fixed cover; 61, socket part; 62, inserting groove; 63, hold-down screw; 7, rotary sleeve; 71, convex edge is supported; 72, against convex edge; 8, operating mechanism; 81, cover is handled; 811, handle; 82, pull bar; 83, clamping screw; 9, bearing pin.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
See figures.1.and.2, the present embodiment is a kind of rotational structure of parasols, parasols comprises umbrella bar 1, knee 2 and umbrella cover 3, umbrella bar 1 in a tubular form, umbrella cover 3 is connected to the end, one end of knee 2, rotational structure comprises the connector 1 be connected with knee 2, connector 1 has the Plug Division 41 of tubulose, the upper end of umbrella bar 1 is plugged with fixed cover 6, Plug Division 41 is rotated and is plugged in fixed cover 6, and Plug Division 41 and fixed cover 6 axial restraint, umbrella bar 1 is also provided with the operating mechanism 8 that knee 2 can be driven to rotate relative to umbrella bar 1 circumference.Knee 2 is connected on connector 1, and be rotatably connected on umbrella bar 1 by the Plug Division 41 of connector 1, fixed cover 6 is connected mutually with umbrella bar 1, it is for coordinating with Plug Division 41, swivel joint due to knee 2 is arranged on the upper end of umbrella bar 1, in use its active force be subject to reduces greatly, therefore attaching parts are simplified, realize being connected by connector 1 and fixed cover 6, and connector 1 and fixed cover 6 all can be processed by plastics, structure is simple, production cost is low, user can carry out rotation to the angle of knee 2 by rotating mechanism and regulate, namely the shaded areas of umbrella cover 3 is regulated, easy to operate.
Specifically, shown in composition graphs 3, also rotate in fixed cover 6 and be provided with rotary sleeve 7, this rotary sleeve 7 turning set is located on Plug Division 41, on the lateral wall of rotary sleeve 7 upper end, circumference has the support convex edge 71 of annular, the downside of this support convex edge 71 is resisted against on fixed cover 6 upper surface, on the madial wall of rotary sleeve 7 and lateral wall all circumference have some bar shapeds against convex edge 72, and it is axially consistent with rotary sleeve 7 against the length direction of convex edge 72, leaning against convex edge 72 and Plug Division 41 lateral wall on rotary sleeve 7 madial wall, leaning against convex edge 72 and fixed cover 6 madial wall on lateral wall, rotary sleeve 7 is between Plug Division 41 and fixed cover 6, rotary sleeve 7 is wear parts, when rotating knee 2, rotary sleeve 7 can rotate relative to Plug Division 41, also can rotate relative to fixed cover 6, by the contact area that can reduce against convex edge 72 with fixed cover 6 madial wall and Plug Division 41 lateral wall on madial wall and lateral wall, thus the frictional force reduced when rotating.On the lateral wall of fixed cover 6 upper end, also circumference has annular socket part 61, annular inserting groove 62 is formed between socket part 61 and fixed cover 6 lateral wall, the upper end of umbrella bar 1 is plugged in inserting groove 62, socket part 61, umbrella bar 1 and fixed cover 6 are radially worn by some hold-down screws 63 and are connected, madial wall and umbrella bar 1 lateral wall of socket part 61 fit, and fixed by hold-down screw 63, make fixed cover 6 and umbrella bar 1 stable connection.On knee 2, fixed cover is provided with the connector 25 of tubular, connector 25 has articulated section 51, connector 1 is U-shaped, articulated section 51 is hinged on the biside plate of connector 1 by bearing pin 9, Plug Division 41 is positioned on the outer bottom of connector 1, namely knee 2 is hinged by connecting portion two and connector 1, wherein the axis of bearing pin 9 is consistent with the radial direction of umbrella bar 1, therefore, it is possible to regulate the upper lower angle of knee 2, namely the high and low position of umbrella cover 3 is regulated, it regulates also is undertaken by handling cover 81, namely when clamping screw 83 unclamps, handle cover 81 to move up and down along umbrella bar 1, and then realize knee 2 by pull bar 82 and swing.Plug Division 41 lateral wall is fixed with jump ring 42, and described jump ring 42 leans with fixed cover 6 lower end surface, and jump ring 42 is for the axial restraint to Plug Division 41.
Operating mechanism 8 comprises handles cover 81, clamping screw 83 and pull bar 82, handling cover 81 turning set is located on umbrella bar 1, one end of pull bar 82 is connected mutually with manipulation cover 81 lateral wall, the other end of the other end and knee 2 is to hinged, handling cover 81 adopts elastoplast to make, the upper end sidewall handling cover 81 offers bar-shaped trough vertically, clamping screw 83 passes the side cell wall of bar-shaped trough and is screwed onto on the opposite side sidewall of bar-shaped trough, handling cover 81 adopts elastoplast to make, when clamping screw 83 unclamps, handle cover 81 to rotate relative to umbrella bar 1, therefore, it is possible to drive knee 2 to rotate by pull bar 82, clamping screw 83 is screwed after adjustment puts in place, under the effect of clamping screw 83, handle cover 81 and can hold umbrella bar 1 tightly, realize fixing, handle on cover 81 lateral wall and there is handle 811, for slewing maneuver cover 81.Certainly in actual use, operating mechanism 8 also can comprise handles cover 81, expansion link, bevel gear pair and rocking handle, handling cover 81 is set on umbrella bar 1, and one end and the knee 2 of expansion link are hinged, and the other end is hinged with manipulation cover 81, a bevel gear of bevel gear pair is fixed on to be handled on cover 81, another is rotatably connected on umbrella bar 1, and rocking handle is connected on this bevel gear, by rocking handle Rotatable umbrella gear pair, and drive manipulation cover 81 to rotate, more convenient to operate laborsaving.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (7)
1. the rotational structure of a parasols, parasols comprises umbrella bar (1), knee (2) and umbrella cover (3), described umbrella cover (3) is connected to the end, one end of knee (2), it is characterized in that, described rotational structure comprises the connector one (4) be connected with knee (2), described connector one (4) has the Plug Division (41) of tubulose, the upper end of described umbrella bar (1) is plugged with fixed cover (6), described Plug Division (41) is rotated and is plugged in fixed cover (6), and Plug Division (41) and fixed cover (6) axial restraint, described umbrella bar (1) is also provided with the operating mechanism (8) that knee (2) can be driven to rotate relative to umbrella bar (1) circumference.
2. the rotational structure of parasols according to claim 1, it is characterized in that, also rotate in described fixed cover (6) and be provided with rotary sleeve (7), this rotary sleeve (7) turning set is located on Plug Division (41), on the lateral wall of described rotary sleeve (7) upper end, circumference has the support convex edge (71) of annular, the downside of this support convex edge (71) is resisted against on fixed cover (6) upper surface, on the madial wall of described rotary sleeve (7) and lateral wall all circumference have some bar shapeds against convex edge (72), and it is axially consistent with rotary sleeve (7) against the length direction of convex edge (72), leaning against convex edge (72) and Plug Division (41) lateral wall on described rotary sleeve (7) madial wall, leaning against convex edge (72) and fixed cover (6) madial wall on lateral wall.
3. the rotational structure of parasols according to claim 2, it is characterized in that, described operating mechanism (8) comprises handles cover (81), clamping screw (83) and pull bar (82), described manipulation cover (81) turning set is located on umbrella bar (1), one end of described pull bar (82) is overlapped (81) lateral wall with manipulation and is connected mutually, the other end of the other end and knee (2) is to hinged, described manipulation cover (81) adopts elastoplast to make, the upper end sidewall handling cover (81) offers bar-shaped trough vertically, above-mentioned clamping screw (83) through bar-shaped trough side cell wall and be screwed onto on the opposite side sidewall of bar-shaped trough.
4. the rotational structure of parasols according to claim 3, it is characterized in that, the upper fixed cover of described knee (2) is provided with the connector two (5) of tubular, described connector two (5) has articulated section (51), described connector one (4) is U-shaped, described articulated section (51) is hinged on the biside plate of connector one (4) by bearing pin (9), and above-mentioned Plug Division (41) are positioned on the outer bottom of connector one (4).
5. the rotational structure of the parasols according to claim 3 or 4, it is characterized in that, on the lateral wall of described fixed cover (6) upper end, also circumference has annular socket part (61), annular inserting groove (62) is formed between described socket part (61) and fixed cover (6) lateral wall, the upper end of described umbrella bar (1) is plugged in inserting groove (62), and described socket part (61), umbrella bar (1) and fixed cover (6) are radially worn by some hold-down screws (63) and be connected.
6. the rotational structure of parasols according to claim 5, it is characterized in that, described Plug Division (41) lateral wall is fixed with jump ring (42), described jump ring (42) and fixed cover (6) lower end surface lean.
7. the rotational structure of parasols according to claim 3, is characterized in that, described manipulation cover (81) lateral wall has handle (811).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602730.4U CN204091177U (en) | 2014-10-17 | 2014-10-17 | A kind of rotational structure of parasols |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602730.4U CN204091177U (en) | 2014-10-17 | 2014-10-17 | A kind of rotational structure of parasols |
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| CN204091177U true CN204091177U (en) | 2015-01-14 |
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| CN201420602730.4U Active CN204091177U (en) | 2014-10-17 | 2014-10-17 | A kind of rotational structure of parasols |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170086543A1 (en) * | 2015-09-29 | 2017-03-30 | Jianqiang Xie | Rotating Mechanism of Sunshade |
| WO2023284043A1 (en) * | 2021-07-16 | 2023-01-19 | 林辉俊 | Sunshade mounting structure |
-
2014
- 2014-10-17 CN CN201420602730.4U patent/CN204091177U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170086543A1 (en) * | 2015-09-29 | 2017-03-30 | Jianqiang Xie | Rotating Mechanism of Sunshade |
| WO2023284043A1 (en) * | 2021-07-16 | 2023-01-19 | 林辉俊 | Sunshade mounting structure |
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