CN216723473U - Rotating mechanism for sunshade and sunshade - Google Patents

Abstract

A rotating mechanism for a sunshade comprises a cylindrical body, a rotating shaft, a ratchet wheel, a magnet block and a pressing piece, wherein the ratchet wheel is sleeved on the periphery of the rotating shaft, the end face of the ratchet wheel is opposite to the peripheral wall of the cylindrical body, and the outer ring of the ratchet wheel is provided with a plurality of ratchets which are circumferentially arranged; the position of the column-shaped body opposite to the ratchet is provided with a limit groove; the magnet block can be movably constrained in the limiting groove, and the magnet block is provided with a magnetic attraction surface which can be attached to the tooth surface of the ratchet, the magnetic attraction surface is separated from the tooth surface of the ratchet in a state that the ratchet rotates along a clockwise or anticlockwise first direction, and is attached to and magnetically attracted with the tooth surface of the ratchet in a state that the ratchet rotates along a second direction opposite to the first direction, so that the ratchet is limited to further rotate along the second direction; the pressing piece is connected with the rotating shaft and acts on two end faces of the ratchet wheel to provide pressing force in the axial direction of the ratchet wheel. The application also discloses a sunshade umbrella with the rotating mechanism. Compared with the prior art, the device has the advantages of simple structure and convenience in assembly.

Description

Rotating mechanism for sunshade and sunshade

Technical Field

The utility model belongs to the technical field of sunshade umbrellas, and particularly relates to a rotating mechanism for a sunshade umbrella and the sunshade umbrella.

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. Sunshade umbrella generally divide into two kinds of center pillar sun shade and side column sun shade, wherein the center pillar sun shade is deeply received people's liking because advantages such as its use, collection, transportation convenience for, makes market demand bigger and bigger.

The utility model relates to a clamping type hand crank device of a sun umbrella (application publication No. CN101669706A), which comprises a hand crank, a rope winding shaft, a shell, an upper middle rod, a shaft sheath, a gasket, a spring, a clamping pin, a rivet, a marble device and a lower middle rod, wherein the hand crank is provided with a boss and has the function of clamping and positioning a rope, the shell is provided with a groove matched with the boss, and the boss of the hand crank is clamped into or separated from the groove of the shell to control the rotation of the rope winding shaft, so that the umbrella rope can be collected, placed and positioned.

Also, for example, the patent application CN200810120660.8 (application publication No. CN101669707A) discloses a solar umbrella automatic clutch handle device, which comprises a handle, a housing, a shaft sheath, a pad, a spring, a fastening pin, an upper middle rod, a lower middle rod, and a marble device, wherein the handle is provided with a rope winding shaft, the handle is provided with a fluted disc, the housing baffle is also provided with a fluted disc capable of meshing with the fluted disc of the handle, and the fluted disc of the handle and the fluted disc of the housing are automatically engaged by the elasticity of the spring to control the rotation of the rope winding shaft, so as to achieve the purposes of rope winding, rope unwinding, and positioning of the umbrella rope.

In the prior art, the rotating mechanism for controlling the folding and unfolding of the umbrella cover has more parts, is complex to assemble and has higher noise when in use. Simultaneously, current center pillar sun shade does not have 360 degrees rotation functions of umbrella face mostly, and the part has the sun shade of 360 degrees rotation functions of umbrella face to use very inconveniently for whole product customer's physical examination is not high.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the utility model is to provide a rotating mechanism for a sunshade umbrella, which has a simple structure, is convenient to assemble and can stably retract and release an umbrella rope, aiming at the current situation of the prior art.

The second technical problem to be solved by the utility model is to provide a sunshade umbrella with the rotating mechanism.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: a rotary mechanism for a parasol comprising:

a columnar body vertically arranged and having a through hole extending in a lateral direction;

a rotating shaft having an outer peripheral wall around which the umbrella cord is wound, the rotating shaft passing through the through hole and being constrained to the cylindrical body in such a manner as to be rotatable about a central axis of the rotating shaft;

it is characterized by also comprising:

the ratchet wheel is sleeved on the periphery of the rotating shaft, the end face of the ratchet wheel is opposite to the peripheral wall of the cylindrical body, and the outer ring of the ratchet wheel is provided with a plurality of circumferentially arranged ratchets;

a limiting groove is formed in the position, opposite to the ratchet, of the cylindrical body;

the rotary mechanism also comprises:

the magnet block can be movably constrained in the limiting groove and is provided with a magnetic attraction surface which can be attached to the tooth surface of the ratchet, the magnetic attraction surface is separated from the tooth surface of the ratchet in a state that the ratchet rotates along a clockwise or anticlockwise first direction, and the magnetic attraction surface is attached to and magnetically attracted with the tooth surface of the ratchet in a state that the ratchet rotates along a second direction opposite to the first direction, so that the ratchet is limited to further rotate along the second direction;

and the pressing pieces are connected with the rotating shaft and act on two end surfaces of the ratchet wheel to provide pressing force in the axial direction of the ratchet wheel, so that the ratchet wheel synchronously rotates along with the rotating shaft under the condition that the rotating shaft rotates along the first direction, and the ratchet wheel is basically kept still under the action of the magnet block under the condition that the rotating shaft rotates along the second direction.

Preferably, the opening of the limiting groove faces downwards and is positioned right above the ratchet wheel, and the magnet block is restrained between the limiting groove and the outer ring of the ratchet wheel.

Furthermore, the first end part and the second end part of the rotating shaft extend out of the cylindrical body, the ratchet wheel and the pressing piece are arranged on the second end part of the rotating shaft. Besides the handle, the rotating shaft of the electric bicycle can be driven by a motor.

Furthermore, the outer peripheral wall of the second end part of the rotating shaft is provided with external threads, and the end surface of the second end part of the rotating shaft is provided with an opening which extends axially and penetrates through the outer peripheral wall of the rotating shaft in a straight line shape; the pressing piece comprises a nut, a first gasket and a second gasket, the first gasket and the second gasket are sleeved on the periphery of the second end part of the rotating shaft and respectively arranged corresponding to two end faces of the ratchet wheel, and a first cross rod and a second cross rod which can be inserted into the openings are respectively arranged on the first gasket and the second gasket; the end surface of the nut adjacent to the second end of the rotating shaft is in threaded connection with the rotating shaft, so that the ratchet wheel is pressed between the first washer and the second washer.

In each of the above schemes, preferably, the cylindrical body is an upper bearing seat, the rotating shaft is arranged at the upper part of the upper bearing seat, and further includes a lower bearing seat rotatably sleeved on the periphery of the lower part of the upper bearing seat, a bearing constrained between the upper bearing seat and the lower bearing seat, and a limiting sleeve sleeved on the periphery of the lower bearing seat and capable of moving up and down under the action of external force, wherein the inner peripheral wall of the limiting sleeve is engaged with the outer peripheral wall of the lower bearing seat through first and second tooth parts arranged circumferentially, and the first and second tooth parts are separated from each other after the limiting sleeve moves downwards; the periphery of the upper bearing seat is sleeved with part of the limiting sleeve, two through holes for the two end parts of the rotating shaft to extend out are formed in the wall of the limiting sleeve, and each through hole extends in the vertical direction.

Preferably, the spring is further included, the spring is sleeved on the periphery of the upper portion of the upper bearing seat and located between the outer peripheral wall of the upper bearing seat and the inner peripheral wall of the limiting sleeve, the inner peripheral wall of the limiting sleeve is provided with a step surface capable of being supported on the upper end face of the spring, and the limiting sleeve always has the tendency of moving upwards due to the spring.

Preferably, the handle is located outside the casing, and the upper portion of the limiting sleeve is exposed above the casing.

The technical scheme adopted by the utility model for solving the second technical problem is as follows: a sun shade with rotary mechanism as above, its characterized in that: the upper support rod and the lower support rod are vertically arranged, the bottom of the upper support rod is inserted into the upper bearing seat from top to bottom and is connected with the upper bearing seat, and the lower support rod is inserted into the lower bearing seat. So, go up the bracing piece and can rotate lower bracing piece relatively, and then can realize the angle modulation with the umbrella face that last bracing piece links to each other.

Furthermore, the lower part of the lower bearing seat is a cylindrical body, the outer diameter of the lower bearing seat is gradually reduced from top to bottom, the lower bearing seat further comprises a connecting cylinder which is sleeved on the periphery of the cylindrical body, the inner diameter of the connecting cylinder is gradually reduced from top to bottom and is matched with the outer diameter of the cylindrical body, and the upper part of the lower supporting rod is sleeved on the periphery of the connecting cylinder.

Furthermore, the device also comprises an elastic sheet and a buckle, wherein the elastic sheet is inverted V-shaped, one end of the elastic sheet is abutted against the inner peripheral wall of the cylindrical body, the other end of the elastic sheet is connected with the buckle, and holes for the buckle to pass through are formed in the peripheral walls of the cylindrical body, the connecting cylinder and the lower support rod.

Compared with the prior art, the utility model has the advantages that: through add the ratchet on the column body, the basis of pivot, the magnet piece, compress tightly the piece, and the position that the column body is relative with the ratchet has a spacing groove, the magnet piece can retrain in the spacing inslot movablely to the realization meshes mutually with the ratchet of ratchet under the ratchet rotates along the second direction and restricts the ratchet further and rotate, breaks away from mutually with the flank of tooth of ratchet under the ratchet rotates along first direction state, so, this application can control the ratchet through setting up a magnet piece and only can follow first direction and rotate, moreover, the steam generator is simple in structure, and the assembly of being convenient for. Simultaneously, owing to set up the piece that compresses tightly that is used for providing the packing force on the ratchet axial direction in this application for when the pivot rotates along first direction, epaxial piece that compresses tightly of pivot can drive the ratchet synchronous rotation, when the pivot rotates along the second direction, because the ratchet receives the butt effort of magnet piece, makes the ratchet can't rotate along with the pivot, and then realizes only the pivot and rotates along the second direction, and then realizes receiving and releasing of parachute line. And after the umbrella rope rolling, the ratchet can't the antiport under the butt effect of magnet piece, and then makes the umbrella rope maintain at the rolling state, has stable in structure's advantage.

Drawings

FIG. 1 is a partial structural view of a sunshade in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is another cross-sectional view of FIG. 1;

FIG. 4 is yet another cross-sectional view of FIG. 1;

fig. 5 is a partially exploded view (with the housing omitted) of the rotary mechanism in an embodiment of the utility model;

FIG. 6 is an exploded perspective view of the housing in an embodiment of the present invention;

fig. 7 is an exploded perspective view of a handle in an embodiment of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the following examples of the drawings.

As shown in fig. 1 to 7, a rotary mechanism for a sunshade and a preferred embodiment of the sunshade according to the present invention include a rotary mechanism, an upper support rod 8a, a lower support rod 8b, a spring 91, and a buckle 92.

The rotating mechanism comprises a cylindrical body 1, a rotating shaft 2, a ratchet wheel 3, a magnet block 4, a pressing piece 5, a handle 6, a lower bearing seat 1b, a bearing 1c, a limiting sleeve 1d, a spring 1e and a connecting cylinder 1 f.

The cylindrical body 1 is vertically arranged and has a through hole extending in the transverse direction, and the inside of the cylindrical body 1 is hollow.

The rotating shaft 2 is provided with an outer peripheral wall for winding the umbrella rope on, and the rotating shaft 2 passes through the through hole on the cylindrical body and can be restrained on the cylindrical body 1 in a rotating mode around the central axis of the rotating shaft 2. In this embodiment the cord is wound around the outer peripheral wall of the shaft 2 inside the cylindrical body 1. The first end and the second end of the rotating shaft 2 extend out of the cylindrical body 1. In this embodiment, the outer peripheral wall of the second end of the rotating shaft 2 has an external thread 21, and an opening 20 extending axially and extending in a straight line shape is formed on the end surface of the second end of the rotating shaft 2 to penetrate through the outer peripheral wall of the rotating shaft 2. The first end of the rotating shaft 2 is connected with the handle 6, and the handle 6 is used for driving the rotating shaft 2 to rotate. In this embodiment, the handle 6 includes a crank 61 and a crank head 62 vertically distributed with the rotating shaft 2, wherein one end of the crank 61 is connected with the first end of the rotating shaft 2, and one end of the crank 61 is provided with a CD pattern 63. The crank head 62 is connected with the other end of the crank 61 through a shoulder screw 64, specifically, a rod part of the shoulder screw 64 penetrates through the crank head 62 and then is in threaded connection with the other end of the crank 61, and a crank head blocking cover 65 for blocking the head part of the shoulder screw 64 is arranged on the crank head 62. Please refer to fig. 1, 2, 5, and 7.

As shown in fig. 2 and 3, the ratchet wheel 3 is sleeved on the outer periphery of the second end of the rotating shaft 2, the end surface of the ratchet wheel 3 is opposite to the outer peripheral wall of the column-shaped body 1, and the outer ring of the ratchet wheel 3 is provided with a plurality of circumferentially arranged ratchet teeth 30. The cylindrical body 1 has a limiting groove 10 at a position opposite to the ratchet 30. The limiting groove 10 is opened downwards and is positioned right above the ratchet wheel 3.

The magnet block 4 is movably restrained between the stopper groove 10 and the outer ring of the ratchet 3. The magnet block 4 is provided with a magnetic attraction surface 40 which can be attached to the tooth surface of the ratchet 30, the magnetic attraction surface 40 is separated from the tooth surface of the ratchet 30 in the state that the ratchet 3 rotates along the first counterclockwise direction, and is attached to and magnetically attracted with the tooth surface of the ratchet 30 in the state that the ratchet 3 rotates along the second clockwise direction, so that the ratchet 3 is limited to further rotate along the second direction;

the pressing member 5 is connected to the shaft 2 and acts on both end surfaces of the ratchet 3 to provide pressing force in the axial direction of the ratchet 3, so that the ratchet 3 rotates synchronously with the shaft 2 in a state where the shaft 2 rotates in the first direction, and the ratchet 3 is substantially kept stationary by the magnet block 4 in a state where the shaft 2 rotates in the second direction. In this embodiment, the pressing member 5 is provided on the second end portion of the rotating shaft 2. The pressing member 5 comprises a nut 53, a first washer 51 and a second washer 52, the first washer 51 and the second washer 52 are sleeved on the periphery of the second end of the rotating shaft 2 and are respectively arranged corresponding to two end faces of the ratchet 3, and the first washer 51 and the second washer 52 are respectively provided with a first cross bar 511 and a second cross bar 521 which can be inserted into the opening 20; the end surface of the nut 53 adjacent to the second end of the shaft 2 is screwed to the shaft 2, thereby pressing the ratchet 3 between the first and second washers.

Meanwhile, the cylindrical body 1 in this embodiment is an upper bearing housing 1a, and the rotating shaft 2 is disposed on the upper portion of the upper bearing housing 1 a. The lower bearing seat 1b is rotatably fitted around the lower periphery of the upper bearing seat 1 a. The bearing 1c is constrained between upper and lower bearing seats. The lower part of the limiting sleeve 1d is sleeved on the periphery of the lower bearing seat 1b and can move up and down under the action of external force, the inner peripheral wall of the lower part of the limiting sleeve 1d is provided with a first tooth part 11 which is circumferentially arranged, the outer peripheral wall of the lower bearing seat 1b is provided with a second tooth part 12 which is circumferentially arranged, the limiting sleeve 1d is meshed with the lower bearing seat 1b through the first tooth part 11 and the second tooth part 12, and the first tooth part 11 and the second tooth part 12 are separated after the limiting sleeve 1d moves down; the upper portion of the limiting sleeve 1d is sleeved on the periphery of the upper bearing seat 1a, two through holes 13 for the two end portions of the rotating shaft 2 to extend out are formed in the wall of the limiting sleeve 1d, and each through hole 13 extends in the vertical direction. The spring 1e is sleeved on the upper periphery of the upper bearing seat 1a and is located between the outer peripheral wall of the upper bearing seat 1a and the inner peripheral wall of the limiting sleeve 1d, the inner peripheral wall of the limiting sleeve 1d is provided with a step surface 14 capable of being supported on the upper end surface of the spring 1e, and the spring 1e enables the limiting sleeve 1d to always have the tendency of moving upwards. Meanwhile, in this embodiment, the lower portion of the lower bearing seat 1b is a cylindrical body, and the outer diameter thereof gradually decreases from top to bottom, the connecting cylinder 1f is sleeved on the outer periphery of the cylindrical body, and the inner diameter of the connecting cylinder 1f gradually decreases from top to bottom and matches with the outer diameter of the cylindrical body.

The shell 7 is constrained on the peripheries of the upper bearing seat 1a, the lower bearing seat 1b and the limiting sleeve 1d, the handle 6 is positioned on the outer side of the shell 7, and the upper part of the limiting sleeve 1d is exposed above the shell 7. The outer shell 7 in this embodiment includes an inner shell 71, an outer shell 72, an upper shell cover 73, and a lower shell cover 74, wherein the inner shell 71 and the outer shell 72 are both cylindrical, and the two are integrally sleeved on the peripheries of the upper bearing seat 1a, the lower bearing seat 1b, and the limiting sleeve 1d after being internally and externally sleeved; the shell upper cover 73 is sleeved on the periphery of the limiting sleeve 1d and covers the upper port of the outer shell 72, and the shell upper cover 73 is connected with the inner shell 71 through a buckle; the lower shell cover 74 is arranged at the lower port of the outer shell 72, and the lower shell cover 74 is connected with the inner shell 71; the outer case 72 is constrained at both ends between an upper case cover 73 and a lower case cover 74. Please refer to fig. 2, 3, 4, and 6.

The bottom of the upper support rod 8a is inserted into the upper bearing seat 1a from top to bottom and is connected with the upper bearing seat 1a, and the lower support rod 8b is inserted into the lower bearing seat 1 b. Specifically, the upper portion of the lower support rod 8b is fitted around the periphery of the connecting cylinder 1 f. The elastic piece 91 is of an inverted V shape, one end of the elastic piece 91 abuts against the inner peripheral wall of the cylindrical body, and the other end is connected with the buckle 92, and holes for the buckle 92 to pass through are formed on the peripheral walls of the cylindrical body, the connecting cylinder 1f and the lower support rod 8 b.

When the umbrella rope needs to be retracted, the umbrella rope can be retracted by rotating the handle 6.

When the upper support rod needs to be rotated, the limiting sleeve 1d is pressed downwards, the first tooth part 11 on the limiting sleeve 1d is separated from the second tooth part 12 on the lower bearing seat 1b, the upper support rod 8a can be rotated, and the upper support rod 8a can drive the upper bearing seat 1a to rotate relative to the lower bearing seat 1 b.

Claims (10)

1. A rotary mechanism for a parasol comprising:

a columnar body (1) which is vertically arranged and is provided with a through hole extending transversely;

a rotating shaft (2) which is provided with an outer peripheral wall on which the umbrella rope is wound, wherein the rotating shaft (2) passes through the through hole and is restrained on the cylindrical body (1) in a manner of rotating around the central axis of the rotating shaft (2);

it is characterized by also comprising:

the ratchet wheel (3) is sleeved on the periphery of the rotating shaft (2), the end face of the ratchet wheel (3) is opposite to the peripheral wall of the cylindrical body (1), and the outer ring of the ratchet wheel (3) is provided with a plurality of circumferentially arranged ratchet teeth (30);

a limiting groove (10) is arranged at the position of the cylindrical body (1) opposite to the ratchet (30);

the rotary mechanism also comprises:

the magnet block (4) can be movably constrained in the limiting groove (10), the magnet block (4) is provided with a magnetic attraction surface (40) which can be attached to the tooth surface of the ratchet (30), the magnetic attraction surface (40) is separated from the tooth surface of the ratchet (30) in a state that the ratchet (3) rotates along a clockwise or anticlockwise first direction, and is attached to the tooth surface of the ratchet (30) and magnetically attracts the tooth surface of the ratchet (30) in a state that the ratchet (3) rotates along a second direction opposite to the first direction, so that the ratchet (3) is limited to further rotate along the second direction;

and the pressing pieces (5) are connected with the rotating shaft (2) and act on two end faces of the ratchet wheel (3) to provide pressing force in the axial direction of the ratchet wheel (3), so that the ratchet wheel (3) synchronously rotates along with the rotating shaft (2) in the state that the rotating shaft (2) rotates in the first direction, and the ratchet wheel (3) is basically kept still under the action of the magnet block (4) in the state that the rotating shaft (2) rotates in the second direction.

2. The rotary mechanism of claim 1, wherein: the opening of the limiting groove (10) faces downwards and is located right above the ratchet wheel (3), and the magnet block (4) is restrained between the limiting groove (10) and the outer ring of the ratchet wheel (3).

3. The rotary mechanism of claim 1, wherein: the utility model discloses a portable multifunctional ratchet, including the pivot, the first end of pivot (2), the second end all stretches out outside the columnar body (1), still including being used for driving pivot (2) pivoted handle (6), this handle (6) are located the outside of columnar body (1) and are linked to each other with the first end of pivot (2), ratchet (3) and compress tightly on piece (5) locate the second end of pivot (2).

4. The rotary mechanism of claim 3, wherein: the outer peripheral wall of the second end part of the rotating shaft (2) is provided with an external thread (21), and the end face of the second end part of the rotating shaft (2) is provided with an opening (20) which extends axially and penetrates through the outer peripheral wall of the rotating shaft (2) in a straight line shape; the pressing piece (5) comprises a nut (53), a first gasket (51) and a second gasket (52), the first gasket (51) and the second gasket (52) are sleeved on the periphery of the second end of the rotating shaft (2) and respectively arranged corresponding to two end faces of the ratchet wheel (3), and a first cross rod (511) and a second cross rod (521) which can be inserted into the opening (20) are respectively arranged on the first gasket (51) and the second gasket (52); the end surface of the nut (53) adjacent to the second end part of the rotating shaft (2) is in threaded connection with the rotating shaft (2), so that the ratchet wheel (3) is pressed between the first washer and the second washer.

5. A rotary mechanism according to any of claims 3 to 4, wherein: the cylindrical body (1) is an upper bearing seat (1a), the rotating shaft (2) is arranged at the upper part of the upper bearing seat (1a), the cylindrical body further comprises a lower bearing seat (1b) which can be rotatably sleeved on the periphery of the lower part of the upper bearing seat (1a), a bearing (1c) constrained between the upper bearing seat and the lower bearing seat, and a limiting sleeve (1d) which is sleeved on the periphery of the lower bearing seat (1b) and can move up and down under the action of external force, the inner peripheral wall of the limiting sleeve (1d) is meshed with the outer peripheral wall of the lower bearing seat (1b) through a first tooth part (11) and a second tooth part (12) which are circumferentially arranged, and the first tooth part (11) and the second tooth part (12) are separated after moving downwards on the limiting sleeve (1 d); the periphery of the upper bearing seat (1a) is sleeved with part of the limiting sleeve (1d), two through holes (13) for the two end parts of the rotating shaft (2) to extend out are formed in the wall of the limiting sleeve (1d), and each through hole (13) extends in the vertical direction.

6. The rotary mechanism of claim 5, wherein: still including spring (1e), spring (1e) cover is established the upper portion periphery of bolster bearing housing (1a) to be located the periphery wall of bolster bearing housing (1a), between the internal perisporium of spacing sleeve (1d), and the internal perisporium of spacing sleeve (1d) has can support step face (14) on spring (1e) up end, this spring (1e) makes spacing sleeve (1d) have the trend of rebound all the time.

7. The rotary mechanism of claim 5, wherein: the bearing seat is characterized by further comprising a shell (7) constrained at the periphery of the upper bearing seat (1a) and the lower bearing seat (1b), the handle (6) is located on the outer side of the shell (7), and the upper portion of the limiting sleeve (1d) is exposed above the shell (7).

8. A parasol having a rotation mechanism according to claim 5, characterized in that: including last bracing piece (8a), lower support bar (8b) of vertical setting, the bottom of going up bracing piece (8a) from top to bottom inserts and establishes in upper bearing frame (1a) and is connected with upper bearing frame (1a), lower support bar (8b) are pegged graft mutually with lower bearing frame (1 b).

9. Sunshade according to claim 8, characterized in that: the lower portion of the lower bearing seat (1b) is a cylindrical body, the outer diameter of the lower bearing seat is gradually reduced from top to bottom, the lower bearing seat further comprises a connecting cylinder (1f) sleeved on the periphery of the cylindrical body, the inner diameter of the connecting cylinder (1f) is gradually reduced from top to bottom and is matched with the outer diameter of the cylindrical body, and the upper portion of the lower supporting rod (8b) is sleeved on the periphery of the connecting cylinder (1 f).

10. Sunshade according to claim 9, characterized in that: the novel connecting rod is characterized by further comprising an elastic sheet (91) and a buckle (92), wherein the elastic sheet (91) is inverted V-shaped, one end of the elastic sheet (91) abuts against the inner peripheral wall of the cylindrical body, the other end of the elastic sheet is connected with the buckle (92), and holes for the buckle (92) to penetrate through are formed in the peripheral walls of the cylindrical body, the connecting cylinder (1f) and the lower supporting rod (8 b).

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