CN211268935U

CN211268935U - Sun umbrella steering device

Info

Publication number: CN211268935U
Application number: CN201921929574.1U
Authority: CN
Inventors: 孙德林; 孙德根
Original assignee: Linhai Yuqi Crafts Co ltd
Current assignee: Linhai Yuqi Crafts Co ltd
Priority date: 2019-11-09
Filing date: 2019-11-09
Publication date: 2020-08-18
Anticipated expiration: 2029-11-09

Abstract

The utility model belongs to the technical field of machinery, a sun umbrella turns to device is related to, it has solved current sun umbrella and has turned to device low grade problem of life. The steering device comprises an upper joint, a lower joint and a steering adjusting piece, wherein the lower end of the upper joint is provided with a rotating head, the upper end of the lower joint is hinged with the rotating head, the left side or the right side of the lower joint is provided with a mounting hole, and the steering adjusting piece penetrates through the mounting hole to be matched with the rotating head; the rotary joint is characterized in that open grooves matched with the rotary head are formed in the front side and the rear side of the lower joint, one end of the bottom of each open groove is close to the mounting hole, and the end part of the bottom of each open groove is located near the center line of the front side or the rear side of the lower joint. The utility model has the advantages of long service life and the like.

Description

Sun umbrella steering device

Technical Field

The utility model belongs to the technical field of machinery, a sun umbrella turns to device is related to.

Background

With the continuous improvement of the quality level of life of people, more and more people begin to pay attention to outdoor tourism, especially tourism like seaside and sandy beach, and the proportion is not small, and in the outdoor environment, sun protection is necessary, so that a plurality of sun umbrellas/sandy beach umbrellas are promoted to appear in the market, the fixing mode mainly depends on that a base of the sun umbrella is buried in sandy beach or soil for fixing, and the sun umbrella can also turn to adjust the angle along with the change of the solar radiation angle.

Chinese patent CN 2679465Y discloses a locking sun umbrella steering device, which comprises an upper pipe joint and a lower pipe joint; the upper pipe joint is fixedly hinged with the lower pipe joint through a screw, and one of the positioning shaft holes in the two walls of the notch is provided with a thread corresponding to the screw.

The steering device is connected more firmly by increasing the transverse fastening force of the hinged part. However, because a larger mounting hole needs to be formed in the pipe wall of the joint for mounting the button, and an opening matched with a steering head on the other joint needs to be formed in the pipe wall of the external joint, the mounting hole and the opening are very close to each other in the prior art, so that the strength of the joint is very low, the joint is easy to break under the action of external force, and the service life is short.

Disclosure of Invention

The utility model aims at solving the problems in the prior art, and provides a sun umbrella steering device, which aims to solve the technical problems that: how to improve the service life of the steering device of the sun umbrella.

The purpose of the utility model can be realized by the following technical proposal:

a steering device of a sun umbrella comprises an upper joint, a lower joint and a steering adjusting piece, wherein the lower end of the upper joint is provided with a rotating head, the upper end of the lower joint is hinged with the rotating head, the left side or the right side of the lower joint is provided with a mounting hole, and the steering adjusting piece penetrates through the mounting hole to be matched with the rotating head; the rotary joint is characterized in that open grooves matched with the rotary head are formed in the front side and the rear side of the lower joint, one end of the groove bottom of each open groove is close to the mounting hole, and the end part of the groove bottom of each open groove is located near the center line of the front side or the rear side of the lower joint.

The working principle is as follows: when the sun umbrella steering device is used, the upper end of the upper joint and the lower end of the lower joint can be respectively connected with the upper umbrella rod and the lower umbrella of the sun umbrella, and then the steering adjusting piece is controlled to be matched with the rotating head, so that the sun umbrella is controlled to steer, and the steering angle of the sun umbrella is adjusted along with the change of the solar radiation angle. Because the open slot that matches with the bull nose in this application, its tip that is close to the mounting hole is located near the front side or rear side center line department of lower clutch, has effectively increased the distance between open slot and the mounting hole to increase this regional intensity of lower clutch, make the lower clutch receive external force effect, this region is difficult for taking place the fracture, thereby improve the life of sun umbrella device.

In the above steering device for the sun umbrella, one side of the open slot, which is close to the mounting hole, is provided with a vertical section or an inclined section, and the lower end of the vertical section or the inclined section is connected with the bottom of the open slot. The design and development difficulty of the vertical section or the inclined section is low, and the side wall of the rotary head is convenient to attach to the rotary head.

In the above steering device for the sun umbrella, a vertical surface is arranged on one side of the rotating head close to the mounting hole, and the lower end of the vertical surface extends to the position close to the central line of the front side or the rear side of the lower joint and can be attached to the vertical section on the open slot. After the vertical surface is designed on the rotating head, the rotating head can be well attached to the vertical section on the open slot, so that dust, impurities and the like are prevented from entering the steering device to influence the adjustment.

In the above steering device for the sun umbrella, a first inclined surface is arranged on one side of the rotating head close to the mounting hole, and the lower end of the first inclined surface extends to the vicinity of the central line of the front side or the rear side of the lower joint and can be attached to the inclined section on the open slot. After the first inclined plane is designed on the rotary head, the first inclined plane can be well attached to the inclined section on the open slot, and dust, impurities and the like are prevented from entering the steering device to influence the adjustment.

In the above steering device of the sun umbrella, the first inclined plane is an inclined plane or a cambered surface. The first inclined plane is designed to be an inclined plane or an inclined cambered surface, so that the overall attractiveness is guaranteed, the design difficulty and cost are reduced, and the strength of the rotary head is not greatly influenced.

In the steering device of the sun umbrella, one side of the steering head, which is far away from the mounting hole, comprises a second inclined plane and a first vertical plane, wherein the second inclined plane is obliquely arranged, the first vertical plane is vertically arranged, the upper end of the first vertical plane is connected with the lower end of the second inclined plane into a whole, and the lower end of the first vertical plane is flush with the lower end of the first inclined plane; the side, close to the mounting hole, of the rotating head further comprises a third inclined surface and a second vertical surface, wherein the third inclined surface is obliquely arranged, the second vertical surface is vertically arranged, the second vertical surface is located between the first inclined surface and the third inclined surface, and the three are connected into a whole. Because the strength of the side, which is not provided with the mounting hole, of the lower joint is better, the side, which is far away from the mounting hole, of the swivel is designed to be in a form that the inclined plane II is combined with the vertical plane I, so that the strength of the swivel can be ensured; and one side of the rotary head close to the mounting hole is provided with a first inclined plane, a second vertical plane and a third inclined plane, so that the strength of the rotary head and the strength of the lower joint are effectively considered, and a better balance effect is achieved.

In the above steering device for the sun umbrella, the rotating head is provided with a through hole along the horizontal direction, the lower joint is provided with a hinge hole coaxial with the through hole, and a pin shaft is inserted in the through hole and the hinge hole. By the design, relative swing steering between the upper joint and the lower joint can be realized.

In the above steering device for the sun umbrella, the inner wall of the lower joint is provided with a chute communicated with the mounting hole, the steering adjusting piece is slidably arranged on the chute, the steering adjusting piece is further provided with adjusting teeth, and the lower end of the rotating head is provided with a plurality of tooth sockets matched with the adjusting teeth. When the steering is adjusted, the steering adjusting piece is controlled to slide along the sliding groove, the rotating head is rotated simultaneously, the tooth grooves in different positions on the rotating head are meshed with or separated from adjusting teeth on the steering adjusting piece, so that the angle adjustment of the upper joint and the lower joint is realized, and the steering adjustment of the sun umbrella is further realized.

In foretell sun umbrella turns to device, turn to the regulating part including even button and the body of rod as an organic whole, the button activity set up in the mounting hole, be provided with the piece that resets between button and the lower clutch, the body of rod slide set up in on the spout. The button is pressed to drive the rod body to move, so that the adjusting teeth are driven to move, the adjusting teeth are separated from tooth grooves in the rotary head, the rotary head is rotated at the moment, the tooth grooves in other positions are aligned with the adjusting teeth, then the button is loosened, the button can reset under the action of the resetting piece, the tooth grooves are meshed with the adjusting teeth, and therefore steering adjustment is achieved.

Compared with the prior art, the utility model has the advantages of it is following:

the inclined plane one that the one side slope that the rotor is close to the mounting hole sets up forms in this application, and the open slot inner wall on the corresponding lower clutch takes place to incline thereupon rather than the laminating, has effectively increased the distance between open slot and the mounting hole to increase this regional intensity of lower clutch, make the lower clutch when receiving the exogenic action, this is regional difficult for taking place the fracture, thereby improves the life of sun umbrella device.

Drawings

Fig. 1 is a schematic structural diagram of the steering device according to the first embodiment.

FIG. 2 is a cross-sectional view of the present steering apparatus in accordance with one embodiment.

Fig. 3 is a schematic structural diagram of an upper joint and a swivel in accordance with an embodiment.

FIG. 4 is a schematic structural diagram of a steering adjustment member according to an embodiment.

FIG. 5 is a schematic structural view of a lower joint according to the first embodiment.

Fig. 6 is a schematic structural view of the steering apparatus according to the second embodiment.

Fig. 7 is a schematic structural view of the steering apparatus according to the third embodiment.

FIG. 8 is a schematic structural view of the present steering apparatus in the fourth embodiment.

In the figure, 1, upper joint; 2. a lower joint; 21. an open slot; 211. a vertical section 212, an inclined section; 22. mounting holes; 23. a hinge hole; 24. a chute; 3. a steering adjustment member; 31. adjusting teeth; 32. a button; 33. a rod body; 4. turning the head; 41. a first inclined plane; 42. a second inclined plane; 43. a first vertical plane; 44. a third inclined plane; 45. a second vertical plane; 46. a through hole; 47. a tooth socket; 48. a vertical plane.

Detailed Description

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

The first embodiment is as follows:

as shown in fig. 1 and 2, the steering device comprises an upper joint 1, a lower joint 2 and a steering adjusting part 3, wherein a rotary joint 4 is arranged at the lower end of the upper joint 1, the upper end of the lower joint 2 is hinged with the rotary joint 4, a mounting hole 22 is formed in the left side or the right side of the lower joint 2, and the steering adjusting part 3 penetrates through the mounting hole 22 to be matched with the rotary joint 4; open grooves 21 matched with the rotating head 4 are formed in the front side and the rear side of the lower connector 2, one end of the bottom of each open groove 21 is close to the mounting hole 22, and the end part of the bottom of each open groove 21 is located near the center line of the front side or the rear side of the lower connector 2.

Specifically, the open groove 21 on the front side of the lower joint 2 has a groove bottom near one end of the mounting hole 22, and extends to the vicinity of the center line of the front side of the lower joint 2; the opening slot 21 at the rear side of the lower joint 2 is likewise correspondingly designed.

It should be noted that the front, back, left, right, up and down mentioned herein are only for the convenience of description and are not limited to the above directions, and the directions may be changed according to the specific use environment, and are within the protection scope of the present application.

Specifically, the side of the open groove 21 adjacent to the mounting hole 22 has an inclined section 212, and the lower end of the inclined section 212 is connected to the bottom of the open groove 21. The side of the rotating head 4 close to the mounting hole 22 is provided with a first inclined surface 41, and the lower end of the first inclined surface 41 extends to the vicinity of the central line of the front side or the rear side of the lower joint 2 and can be jointed with the inclined section 212 on the open slot 21.

It should be noted that, in the present embodiment, the first inclined surface 41 is preferably an inclined plane, and as another alternative, the first inclined surface 41 may be designed into other shapes as long as the lower end thereof extends to the vicinity of the center line of the front side or the rear side of the lower joint 2, and the specific inclination angle is not limited.

As shown in fig. 1, in order to balance the overall strength of the components of the lower joint 2 and the rotor 4, the overall service life is improved. In this embodiment, one side of the swivel 4 away from the mounting hole 22 includes a second inclined plane 42 arranged obliquely and a first vertical plane 43 arranged vertically, the upper end of the first vertical plane 43 is connected with the lower end of the second inclined plane 42 into a whole, and the lower end of the first vertical plane 43 is flush with the lower end of the first inclined plane 41; the side of the rotary head 4 close to the mounting hole 22 further comprises a third inclined surface 44 which is obliquely arranged and a second vertical surface 45 which is vertically arranged, wherein the second vertical surface 45 is positioned between the first inclined surface 41 and the third inclined surface 44, and the three are connected into a whole.

It should be noted that, as an alternative, the first inclined plane 41 may also start to incline directly from the uppermost position of the rotor 4, without designing other inclined planes or vertical planes. That is, the first inclined surface 41 may be formed by inclining the side of the rotor 4 close to the mounting hole 22 toward the center, and the specific shape, length, starting position, etc. are not limited, and all of them can play a role of improving the strength, only in order to improve the size difference of the strength.

As shown in fig. 2, 3, 4, and 5, in order to realize steering, in this embodiment, the swivel 4 is provided with a through hole 46 along the horizontal direction, the lower joint 2 is provided with a hinge hole 23 coaxial with the through hole 46, and a pin is inserted into the through hole 46 and the hinge hole 23. The inner wall of the lower joint 2 is provided with a sliding groove 24 communicated with the mounting hole 22, the steering adjusting piece 3 is slidably arranged on the sliding groove 24, the steering adjusting piece 3 is further provided with adjusting teeth 31, the lower end of the rotating head 4 is provided with a plurality of tooth grooves 47 matched with the adjusting teeth 31, and the number of the tooth grooves is preferably 3 in the embodiment.

For convenience of operation, the steering adjusting member 3 preferably includes a button 32 and a rod 33 connected together, the button 32 is movably disposed in the mounting hole 22, a reset member is disposed between the button 32 and the lower connector 2, and the rod 33 is slidably disposed on the sliding groove 24. In this embodiment, the restoring member may be designed as a compression spring or the like.

The working principle of the utility model is as follows: when the umbrella is used, the upper end of the upper joint 1 and the lower end of the lower joint 2 are respectively connected with the umbrella rod of the sun umbrella, then the button 32 is pressed to separate the adjusting teeth 31 on the rod body 33 from the tooth grooves 47 on the rotary head 4, then the upper joint 1 is rotated to align the tooth grooves 47 at the preset position with the adjusting teeth 31, the button 32 is released to enable the tooth grooves 47 to be meshed with the adjusting teeth 31, and the upper joint 1 and the lower joint 2 are fixed at another angle to realize steering.

Example two:

as shown in fig. 6, the present embodiment is substantially the same as the first embodiment, except that the first inclined surface 41 in the present embodiment is an arc surface.

Example three:

as shown in fig. 7, the present embodiment is substantially the same as the second embodiment, and the first inclined surface 41 is also an arc surface, but the difference is that the radian of the arc surface is different from that of the second embodiment.

Example four:

as shown in fig. 8, the first embodiment of the present embodiment is substantially the same, except that in the present embodiment, one side of the open groove 21 close to the mounting hole 22 is provided with a vertical section 211 or an inclined section 212, and the lower end of the vertical section 211 or the inclined section 212 is connected to the groove bottom of the open groove 21. The side of the rotary head 4 close to the mounting hole 22 is provided with a vertical surface 48, and the lower end of the vertical surface 48 extends to the vicinity of the central line of the front side or the rear side of the lower joint 2 and can be jointed with the vertical section 211 on the open slot 21.

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

Claims

1. A steering device of a sun umbrella comprises an upper joint (1), a lower joint (2) and a steering adjusting piece (3), wherein a rotary head (4) is arranged at the lower end of the upper joint (1), the upper end of the lower joint (2) is hinged with the rotary head (4), a mounting hole (22) is formed in the left side or the right side of the lower joint (2), and the steering adjusting piece (3) penetrates through the mounting hole (22) to be matched with the rotary head (4); the novel rotary joint is characterized in that open grooves (21) matched with the rotary head (4) are formed in the front side and the rear side of the lower joint (2), one end of the groove bottom of each open groove (21) is close to the mounting hole (22), and the end of the groove bottom of each open groove (21) is located near the center line of the front side or the rear side of the lower joint (2).

2. A sun umbrella turning device according to claim 1, wherein one side of the open groove (21) near the mounting hole (22) has a vertical section (211) or an inclined section (212), and the lower end of the vertical section (211) or the inclined section (212) is connected with the bottom of the open groove (21).

3. A sun umbrella turning device according to claim 2, characterized in that the side of the turning head (4) near the mounting hole (22) is provided with a vertical surface (48), the lower end of the vertical surface (48) extends to the vicinity of the central line of the front side or the rear side of the lower joint (2) and can be jointed with the vertical section (211) on the open slot (21).

4. A sun umbrella turning device according to claim 2, characterized in that the side of the turning head (4) near the mounting hole (22) is provided with a first inclined surface (41), the lower end of the first inclined surface (41) extends to the vicinity of the central line of the front side or the rear side of the lower joint (2) and can be jointed with the inclined section (212) on the open slot (21).

5. A sun umbrella turning device according to claim 4, characterized in that the first inclined surface (41) is an inclined plane or a cambered surface.

6. A sun umbrella turning device according to claim 4 or 5, characterized in that the side of the turning head (4) far away from the mounting hole (22) comprises a second inclined plane (42) which is obliquely arranged and a first vertical plane (43) which is vertically arranged, the upper end of the first vertical plane (43) is connected with the lower end of the second inclined plane (42) into a whole, and the lower end of the first vertical plane (43) is flush with the lower end of the first inclined plane (41); the side, close to the mounting hole (22), of the rotary head (4) further comprises a third inclined plane (44) which is obliquely arranged and a second vertical plane (45) which is vertically arranged, wherein the second vertical plane (45) is located between the first inclined plane (41) and the third inclined plane (44), and the three are connected into a whole.

7. A sun umbrella steering device according to claim 6, wherein the rotary head (4) is provided with a through hole (46) along the horizontal direction, the lower joint (2) is provided with a hinge hole (23) coaxial with the through hole (46), and a pin shaft is inserted into the through hole (46) and the hinge hole (23).

8. A sun umbrella steering device according to claim 7, wherein the inner wall of the lower joint (2) is provided with a sliding groove (24) communicated with the mounting hole (22), the steering adjusting member (3) is slidably arranged on the sliding groove (24), the steering adjusting member (3) is further provided with adjusting teeth (31), and the lower end of the rotating head (4) is provided with a plurality of tooth grooves (47) matched with the adjusting teeth (31).

9. A sun umbrella turning device according to claim 8, characterized in that the turning adjusting member (3) comprises a button (32) and a rod body (33) which are connected into a whole, the button (32) is movably arranged in the mounting hole (22), a reset member is arranged between the button (32) and the lower joint (2), and the rod body (33) is slidably arranged on the chute (24).