WO2023201506A1

WO2023201506A1 - Quick connection structure for center pole and base of patio umbrella

Info

Publication number: WO2023201506A1
Application number: PCT/CN2022/087540
Authority: WO
Inventors: 丁顺风
Original assignee: 云未科技有限公司
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2023-10-26

Abstract

A quick connection structure for a center pole and a base of a patio umbrella, comprising a center pole (1), a base (2) and a stop pin shaft (3); the base (2) is provided with a center hole (21); the center pole (1) is inserted and mounted in the center hole (21), and a pin shaft hole (11) is formed in a side wall; and the stop pin shaft (3) is insertably arranged on the base (2). The pin shaft hole (11) is formed on the center pole (1), the stop pin shaft (3) on the base (2) fixes the center pole (1) in the center hole (21) of the base (2), and a center pole centering seat (5) may be additionally arranged below the center hole (21). A guide pipe (12) and an anti-shaking sleeve (14) are additionally arranged in the center pole (1). The stop pin shaft (3) limits the position of the stop pin shaft (3) by means of a pin shaft spring (64). Thus, the mounting stability of the center pole (1) is improved.

Description

A quick-connect structure between the center column and the base of an outdoor umbrella

Technical field

The present invention relates to the technical field of outdoor umbrellas, and in particular to a quick-connect structure between a center column and a base of an outdoor umbrella.

Background technique

As an outdoor leisure appliance, outdoor umbrellas are widely used in leisure places such as squares, beaches, parks and courtyards, providing people with comfortable leisure and cool spaces. Outdoor umbrellas are not only effective in sun protection and shade, but their cheap outdoor commercial advertising uses are more conducive to their continued promotion.

Usually, outdoor umbrellas are composed of a collapsible umbrella body, a center column and a base. The umbrella body is installed on the top of the center column, and the bottom of the center column is fixed on the base. The center column is usually square or round. In order to fix the center column On the base, most existing outdoor umbrellas are locked on the base with one or more bolts. However, on the one hand, due to the complex outdoor environment, in addition to bearing loads such as wind and rain, outdoor umbrellas also need to bear their own huge weight. Due to the variable loads caused by the use and operation, a gap is easily formed between the center column and the base, which causes the center column and the base to not be firmly fixed, causing shaking, which brings safety risks; and the shaking of the center column can easily damage the threads of the bolts. , and even cause deformation of the connecting structural components, often causing the center column to be unable to be disassembled normally; on the other hand, this assembly method is very inconvenient in operation, and the assembly is time-consuming and labor-intensive. During disassembly, it is often necessary to lift the base to loosen the bolts, which is time-consuming Effortless.

technical problem

The object of the present invention is to provide a quick-connect structure between the center column and the base of an outdoor umbrella to improve the disassembly and assembly efficiency of the center column and the installation firmness.

Technical solutions

The technical problems solved by the present invention can be achieved by adopting the following technical solutions:

A quick-connection structure between a central column and a base for an outdoor umbrella, including: a base provided with a central hole; a central column inserted and installed in the central hole; a pin hole is provided on the side wall; a stop pin is pluggable and removable It is arranged on the base and inserted into the pin hole of the center column to fix the center column.

Preferably, it also includes a center column centering seat, which is fixed at the lower end of the middle hole, fixedly connected to the base, and provided with a boss that matches the center column.

Preferably, a guide groove or a guide hole is provided on the boss of the center column centering seat. During installation, the guide groove or guide hole is aligned with the pin hole, and the stop pin is inserted into the guide. slot or guide hole.

Preferably, a guide tube is provided inside the lower end of the center column, and the guide tube communicates with the pin hole.

Preferably, a guide pipe is provided inside the lower end of the center column, and the guide pipe is connected with the pin hole. A center column centering seat is provided at the lower end of the center hole, and the center column centering seat is fixedly installed on the center column. The base is provided with a boss that matches the center column.

Preferably, a guide groove is provided on the boss of the centering seat of the center column, and the guide tube is embedded in the guide groove.

Preferably, the outer cover of the center column is provided with an anti-sway sleeve. The outer ring of the anti-sway sleeve is a downward tapered surface that matches the upper end surface of the middle hole. The anti-sway sleeve is fixed outside the tube of the center column. Tablet pressing.

Preferably, the side wall of the middle hole is also provided with a positioning hole, and the stop pin is inserted into the positioning hole after passing through the center column.

Preferably, the stop pin is fixedly installed in the middle of the lower end of the base through an unlocking switch assembly. The unlocking switch assembly includes a switch handle, a rear guide seat, a front guide seat and a pin spring; on the lower end of the base There is a switch component installation groove connected with the middle hole; the rear guide seat and the front guide seat are fixedly installed in the switch component installation groove, the switch handle is connected to the stop pin, and the stop pin The pin can move through the front guide seat and the rear guide seat. The stop pin is provided with a spring block. The pin spring is sleeved on the stop pin. The rear guide seat and the between the spring retainers.

Preferably, a baffle groove is provided in the front guide seat, a pin block is installed in the baffle groove to block the stop pin, and a block spring is installed below the pin block. The front end of the pin stop is provided with an L-shaped connecting rod. When the middle column is installed in the middle hole, the bottom falls on the connecting rod, the connecting rod is pressed down, and the connecting rod drives the connecting rod. When the pin stop moves downward, the stop pin can be inserted into the center column under the action of the pin spring.

Preferably, the rear guide seat includes a base body and a bayonet, the stop pin includes a rod body and a pin sliding sleeve, the base body is installed on the base, and the pin sliding sleeve is a hollow sleeve. , installed in the base body, the rear end is connected and fixed with the switch handle, and the lower end is provided with a notch; the rod end of the rod body is T-shaped and can be slidably inserted into the pin sliding sleeve; one end of the bayonet Hingedly installed on the base body, below the pin sliding sleeve, a torsion spring is provided at the hinge, and the other end of the bayonet pin is against the lower end surface of the pin sliding sleeve. When unlocked, the bayonet pin is in the It is inserted into the notch under the action of the torsion spring.

Preferably, the rear guide base and the front guide base are connected with a first switch pressure plate.

Preferably, the centering seat of the center column is pressed and fixed at the middle position of the base.

Preferably, the inner bottom of the center column is provided with an inner adjustment sleeve, and the inner adjustment sleeve cooperates with the boss.

Preferably, the base is also provided with two wheels and a tie rod, and a tie rod groove is provided on the lower end surface of the base; the tie rod grooves are distributed on both sides of the middle hole perpendicular to the central axis of the two wheels; the tie rod is installed on There is a handle in the tie rod groove, and the handle is located on the opposite surface of the two wheels; the tie rod is limited in the tie rod groove by a tie rod pressure plate.

beneficial effects

The implementation of the present invention obtains the following beneficial effects:

1. In the present invention, a pin hole is opened in the center column, and a stop pin on the base is used to fix the center column in the middle hole of the base, thereby realizing rapid fixation, assembly and disassembly between the center column and the base;

2. By adding a center column centering seat below the center hole, while achieving rapid centering of the center column, the contact area between the center column and the base is increased through the cooperation of the shape and the center column, achieving multiple points of alignment of the center column. positioning and support;

3. By adding an anti-sway sleeve outside the center column and matching it up and down with the stop pin or the center column centering seat, the firmness of the center column installation is further increased, and anti-rotation, longitudinal pull-off and shaking are achieved. Multiple effects.

4. By adding a guide tube in the center column, the contact area between the stop pin and the center column is increased, which greatly improves the overall structural strength of the center column. Furthermore, the guide tube and the guide provided on the center column centering seat are used. The cooperation between slots facilitates installation and positioning and reduces installation difficulty.

5. The stop pin can be installed on the unlocking switch assembly, and the stop pin is limited by the spring to ensure that the stop pin remains inserted after the center column is installed. At the same time, the present invention provides a pin block with a spring below in the front guide seat of the unlocking switch assembly, and a bayonet with a torsion spring in the rear guide seat, which can block the pin when the center column is pulled out to achieve the unlocked state. It can be maintained continuously and improve the efficiency of center column plugging and unplugging.

Description of the drawings

Figure 1 is a schematic diagram of the overall structure of the present invention.

Figure 2 is a schematic structural diagram of the center column centering seat with guide grooves.

Figure 3 is a schematic structural diagram of the center column centering seat with guide holes.

Figure 4 is a disassembled schematic diagram of the center column with guide tube.

Figure 5 is an exploded schematic diagram of the base structure of the pulley and handle.

Figure 6 is an exploded schematic diagram of the unlocking switch assembly of Embodiment 5.

Figure 7 is a schematic structural diagram of the unlocking switch assembly in Embodiment 6.

Figure 8 is a schematic diagram of the installation of the center column centering seat and the front guide seat.

Figure 9 is a schematic cross-sectional view of the rear guide seat and pin shaft.

Figure 10 is a partial cross-sectional view in the unlocked state.

Figure 11 is a partial cross-sectional view of the switch handle pushed in after the center pillar is pulled out.

Figure 12 is a disassembled schematic diagram of the center column centering seat as a split structure.

Figure 13 is a schematic diagram of the boss structure of the central column centering seat of the split structure.

In the picture, 1 center column, 2 base, 3 stop pin, 4 tie rod, 5 center column centering seat, 6 unlock switch assembly, 11 pin hole, 12 guide tube, 13 adjustment inner sleeve, 14 anti-sway sleeve, 15 pressing piece, 21 middle hole, 22 tie rod slot, 23 wheel, 24 switch component installation slot, 31 rod body, 32 pin sliding sleeve, 33 notch, 41 handle, 42 tie rod pressure plate, 51 bottom plate, 52 boss, 53 Guide groove, 54 guide hole, 55 second switch pressure plate, 56 sleeve, 61 switch handle, 62 rear guide seat, 63 front guide seat, 64 pin spring, 65 spring block, 66 first switch pressure plate, 621 seat body , 622 bayonet, 631 baffle groove, 632 pin block, 633 block spring, 634 connecting rod.

Best Mode of Carrying Out the Invention

The present invention will be described in detail below with reference to the accompanying drawings and specific examples, but the implementation of the present invention is not limited thereto.

Figures 1 to 13 are preferred solutions of the present invention, including a center column 1 and a base 2. The center column 1 can be covered with a steel pipe. The base 2 is provided with a middle hole 21. The center column 1 is inserted and installed in the middle hole 21, and the side walls are open There is pin hole 11. The base 2 is provided with a pluggable stop pin 3. When inserted into the pin hole 11 of the center column 1, the center column 1 is fixed.

The base 2 can be designed as a tie-rod wheeled base to facilitate transportation. As shown in Figure 5, the base 2 is provided with wheels 23 and tie rods 4. The lower end of the base 2 is provided with tie rod grooves 22, and the tie rod grooves 22 are two parallel grooves. , the central axis perpendicular to the two wheels 23 is distributed on both sides of the middle hole 21, the tie rod 4 is installed in the tie rod groove 22, the pull handle 41 is set on the opposite surface of the two wheels 23, after pulling the tie rod 4 out of the tie rod groove 22 , the base can be moved. The tie rod 4 is limited in the tie rod groove 22 by a tie rod pressure plate 42. The tie rod pressure plate 42 is locked and fixed on the base 2 with screws at the opening of the tie rod groove 22 (that is, the end of the pull handle 41 that is pulled out).

As shown in Figure 1, the lower end of the base 2 is also provided with a center column centering seat 5. The center column centering seat 5 is fixed at the lower end of the center hole 21. A bottom plate 51 is fixedly connected to the base 2, and is provided with a center column 1. Matching boss 52.

Embodiments of the invention

Example 1:

As shown in Figure 2, the boss 52 is provided with a guide groove 53. When installed, the guide groove 53 is aligned with the pin hole 11. The stop pin 3 is inserted into the guide groove 53 through the pin hole 11, and the centering column 1 is formed. fixed.

Example 2:

As shown in Figure 3, the boss 52 is provided with a guide hole 54. When installed, the guide hole 54 is aligned with the pin hole 11. The stop pin 3 is inserted into the guide hole 54 through the pin hole 11, and the centering column 1 is formed. fixed.

Example 3:

As shown in FIG. 4 , a guide tube 12 is provided inside the lower end of the center column 1 , and the guide tube 12 communicates with the pin hole 11 . The boss 52 is located below the guide tube 12. During installation, the stop pin 3 is inserted into the guide tube 12 through the pin hole 11, and the centering column 1 is fixed.

Example 4:

The boss 52 is provided with a guide groove 53 , and a guide tube 12 is provided inside the lower end of the center column 1 . The guide tube 12 is embedded in the guide groove 53 and communicates with the pin hole 11 . After the center column 1 is inserted into the center hole 21, the guide tube 12 can be rotated in place and dropped into the guide groove 53, allowing for quick positioning. A clamp or a snap ring can also be provided on the boss 52, and the guide tube 12 is inserted into the clamp or snap ring to be limited.

Further, as shown in Figure 4, in the above-mentioned embodiments 1 to 4, the inner bottom of the center column 1 can be provided with an adjusting inner sleeve 13, and the adjusting inner sleeve 13 cooperates with the center column centering seat 5 so that the center column 1 can be fixed. Centering; by replacing the adjustment inner sleeve 13 of different sizes, the base 2 can meet the center column 1 of different outer diameters. At the same time, an anti-sway sleeve 14 can be placed outside the lower end of the middle part of the center column 1. After the center column 1 is inserted into the middle hole 21, the anti-sway sleeve 14 is clamped on the upper end surface of the middle hole 21; the outer ring of the anti-sway sleeve 14 is designed as The downward tapered surface and the upper edge of the middle hole 21 are also provided with matching tapered surfaces, so that the anti-sway sleeve 14 and the middle hole 21 of the base 2 fit more closely, reducing shaking. The anti-sway sleeve 14 is made of micro-deformation. The material is preferably made of different materials, which can increase the tightness of the fit; by replacing the anti-sway sleeves 14 with different inner hole sizes, the same base 2 can satisfy the center column 1 with different outer diameters. The anti-sway sleeve pressing piece 15 is welded and fixed to the outside of the tube of the center column 1. When the center column 1 is connected to the base 2, the anti-sway sleeve 14 is pressed by the pressing piece 15 to make the gap between the center column 1 and the middle hole 21 of the base 2 as large as possible. Small, can effectively reduce shaking.

The upper end of the center column 1 is matched with the upper end surface of the base 2 through the downward tapered surface of the anti-sway sleeve 14, and the lower end is centered and fixed through the center column centering seat 5, so that the center column 1 is more stable in the base 2 and reduces shaking.

Furthermore, in the above-mentioned embodiments 1 to 4, a positioning hole (not shown in the figure) can be opened in the side wall of the middle hole 21. After the center column 1 is inserted, the positioning hole communicates with the pin hole 11 and stops the position. After the pin 3 passes through the center column 1 and is inserted into the positioning hole, the positioning hole can be used to further enhance the overall stability and strength.

Example 5:

An unlocking switch assembly 6 is also provided in the middle of the lower end of the base 2. As shown in Figure 6, the unlocking switch assembly 6 includes a switch handle 61, a rear guide seat 62, a front guide seat 63 and a pin spring 64. A switch assembly installation slot 24 is provided on the lower end of the base 2. The rear guide seat 62 and the front guide base 63 are fixedly installed in the switch assembly installation slot 24. In order to avoid interference between the unlocking switch assembly 6 and the pull rod 4, the switch assembly installation slots 24 are opened in parallel. In the middle of the two tie rod grooves 22, it communicates with the middle hole 21. The switch handle 61 is connected to the stop pin 3. The stop pin 3 can move through the front guide seat 63 and the rear guide seat 62. The stop pin 3 is provided with a spring block 65, and the pin spring 64 is set in the stop position. On the pin 3, the limit is compressed between the rear guide seat 62 and the spring block 65. Pull the switch handle 61 backward, the stop pin 3 moves backward, and the pin spring 64 is compressed. Release the switch handle 61, and the pin spring 64 resets, driving the stop pin 3 to move forward.

When installing the pipe, first pull out the stop pin 3, insert the center column 1 into the middle hole 21, rotate the center column 1 to align the pin hole 11 with the stop pin 3, then release the switch handle 61, and the stop The pin 3 is inserted into the pin hole 11 under the action of the pin spring 64, which completes the quick installation and locking of the center column 1. In the same way, pull the switch handle 61 outward to make the stop pin 3 separate from the pin hole 11, and the center column 1 will be unlocked and can be pulled out.

Example 6:

The front guide seat 63 of the unlocking switch assembly 6 can be installed on the bottom plate 51 so that the center column centering seat 5 and the unlocking switch assembly 6 form an integral body. As shown in Figures 7 and 8, in order to prevent the stop pin 3 from rebounding immediately after being pulled out, a baffle groove 631 is opened in the front guide seat 63, and a pin stop 632 is installed in the baffle groove 631. A stop spring 633 is installed below the shaft stop 632, and an L-shaped connecting rod 634 is provided at the front end of the pin stop 632. When the center column 1 is inserted into the middle hole 21, the bottom of the center column 1 falls on the connecting rod 634, and when the guide tube 12 is aligned with the guide groove 53 and continues downward, the bottom of the center column 1 will press down the connecting rod 634, driving the pin The shaft stopper 632 moves downward, the stopper spring 633 is compressed, and there is no obstruction in front of the stop pin 3, so it can be inserted into the center column 1 under the action of the pin spring 64, thereby completing the fixation of the center column 1. Anyway, pull out the stop pin 3, the stop spring 633 will push up the pin stop 632, and drive the connecting rod 634 to push up the center column 1, so that the center column 1 can be separated from the center column centering seat 5, making it easier to be removed. Pull out.

Further, when the unlocking switch assembly 6 is in the unlocked state, that is, when the stop pin 3 is in the pulled-out state, if the center column 1 is not pulled out, the stop spring 633 cannot immediately lift the pin stop 632, and the stop pin 3 can be changed. The connection method between the position pin 3 and the rear guide seat 62 is as shown in Figures 9 and 10. The rear guide seat 62 includes a base body 621 and a bayonet 622, and the stop pin 3 includes a rod body 31 and a pin sliding sleeve 32. The base body 621 is installed on the base 2. The pin sliding sleeve 32 is a hollow sleeve and is installed in the base body 621. The rear end is connected and fixed with the switch handle 61, and a notch 33 is provided at the lower end. The rod end of the rod body 31 is T-shaped and can be slidably inserted into the pin sliding sleeve 32 . The bayonet 622 blocks the stop pin 3 through the notch 33; the pin sliding sleeve 32 can drive the stop pin 3 to slide together in the seat 621, and the stop pin 3 can also move independently forward and backward in the pin sliding sleeve 32. slide. One end of the bayonet 622 is hingedly mounted on the base 621. A torsion spring (not shown in the figure) is provided at the hinge below the pin sliding sleeve 32. The torsion spring causes the bayonet 622 to always move upward. The bayonet 622 The other end is against the lower end surface of the pin sliding sleeve 32. When the pin sliding sleeve 32 drives the stop pin 3 to move backward, the bayonet pin 622 is inserted into the notch 33 under the action of the torsion spring to achieve locking during unlocking. Lock the stop pin 3 to prevent the stop pin 3 from entering the guide tube 12. At this time, the switch handle 61 can be released.

After the center column 1 is pulled out from the center hole 21, the unlocking switch can be pushed back. When the switch handle 61 drives the pin sliding sleeve 32 to push back, the bayonet 622 will move downward and disengage from the notch 33, because at this time the pin The stopper 632 has risen, and the stop pin 3 is blocked by the pin stopper 632 and still cannot enter the middle hole 21 of the base 2, as shown in Figure 11. When installing the pipe, you only need to insert the center column 1 into the middle hole 21, the center column 1 presses down the connecting rod 634 to drive the pin stop 632 to move downward, and the stop pin 3 can enter the guide tube 12 of the center column 1.

Further, the rear guide seat 62 and the front guide seat 63 are provided with a first switch pressure plate 66, which is locked with screws so that the head and tail of the unlocking switch are maintained on a working plane; the bottom plate 51 of the center column centering seat 5 is provided with a first switch pressure plate 66. The second switch pressure plate 55 is connected to the base 2 through screws, and the center column centering seat 5 is pressed and fixed at the middle position of the base 2.

Furthermore, on the center column 1 or the base 2, installation position marking lines can be set, or matching blocks or slot guide structures can be set to achieve positioning installation while further strengthening the stability of the structural connection.

Further, the bottom plate 51 and the boss 52 of the center column centering seat 5 are divided into two independent parts. As shown in Figures 12 and 13, the bottom plate 51 is installed on the lower end of the base, and the boss 52 is installed inside a sleeve 56. At the bottom, the sleeve 56 is placed in the middle hole 21 of the base. The sleeve 56 can be designed as a frame type. The bottom is locked on the base plate 51 through screws. The upper end surface of the sleeve 56 is provided with a tapered surface. The anti-sway sleeve 14 is connected to the sleeve. 56 are installed together, the upper end of the middle hole 21 does not need to be provided with a tapered surface; the side of the sleeve 56 is provided with a guide hole 54, the center column 1 is installed in the sleeve 56, and the bottom is matched with the boss 52, and the upper end of the boss 52 can be provided with a guide The groove 53 matches the guide tube 12 of the center column 1. After the boss 52 is installed in the middle hole 21, the guide groove 53 and the guide hole 54 are on the same axis as the stop pin 3.

The above are only preferred embodiments of the present invention and do not limit the technical scope of the present invention. Therefore, any minor modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention still belong to the present invention. protection scope of the invention.

Claims

A quick-connect structure between the center column and the base of an outdoor umbrella, which is characterized by including:

The base is provided with a central hole;

The center column is inserted and installed in the middle hole, and the side wall is provided with a pin hole;

The stop pin is pluggable and disposed on the base, and is inserted into the pin hole of the center column to fix the center column.
A quick-connection structure between the center column and the base of an outdoor umbrella according to claim 1, characterized in that it also includes a center column centering seat, and the center column centering seat is fixed at the lower end of the middle hole and is connected to the center hole. The base is fixedly connected and provided with a boss matching the center column.
A quick-connect structure between the center column and the base of an outdoor umbrella according to claim 2, characterized in that: a guide groove or a guide hole is provided on the boss of the center column centering seat. During installation, the guide groove or guide hole is provided. The guide hole is aligned with the pin hole, and the stop pin is inserted into the guide groove or guide hole.
The quick connection structure between the center column and the base of an outdoor umbrella according to claim 1, characterized in that a guide tube is provided inside the lower end of the center column, and the guide tube communicates with the pin hole.
A quick-connect structure between the center column and the base of an outdoor umbrella according to claim 1, characterized in that: a guide tube is provided inside the lower end of the center column, and the guide tube communicates with the pin hole, and the A center column centering seat is provided at the lower end of the center hole. The center column centering seat is fixedly installed on the base and is provided with a boss that matches the center column.
A quick-connect structure between the center column and the base of an outdoor umbrella according to claim 5, characterized in that: a guide groove is provided on the boss of the center column centering seat, and the guide tube is embedded in the guide groove. .
The quick-connection structure between the center column and the base of an outdoor umbrella according to any one of claims 1 to 6, characterized in that: the center column outer cover is provided with an anti-sway sleeve, and the outer ring of the anti-sway sleeve is The downward tapered surface matches the upper end surface of the middle hole, and an anti-sway sleeve pressing piece is fixed outside the tube of the middle column.
The quick connection structure between the center column and the base of an outdoor umbrella according to any one of claims 1 to 6, characterized in that: the side wall of the middle hole is also provided with a positioning hole, and the stop pin passes through The center column is inserted into the positioning hole.
The quick-connect structure between the center column and the base of an outdoor umbrella according to any one of claims 1 to 6, characterized in that: the stop pin is fixedly installed on the lower end of the base through an unlocking switch assembly, so The unlocking switch assembly includes a switch handle, a rear guide seat, a front guide seat and a pin spring; a switch assembly installation groove connected to the middle hole is provided on the lower end of the base; the rear guide seat and the front guide seat are fixed Installed in the installation groove of the switch assembly, the switch handle is connected to the stop pin, the stop pin can move through the front guide seat and the rear guide seat, and a spring is provided on the stop pin Blocking piece, the pin spring is sleeved on the stop pin, between the rear guide seat and the spring blocking piece.
A quick connection structure between the center column and the base of an outdoor umbrella according to claim 9, characterized in that: a baffle groove is provided in the front guide seat, and a pin stop is installed in the baffle groove to block the Stop pin, a stop spring is installed below the pin stop, and an L-shaped connecting rod is provided at the front end of the pin stop. When the center column is installed into the middle hole, the bottom falls On the connecting rod, press the connecting rod down, and the connecting rod drives the pin stopper to move downward, and the stop pin can be inserted into the center column under the action of the pin spring. Inside.
A quick-connect structure between the center column and the base of an outdoor umbrella according to claim 9, characterized in that: the rear guide seat includes a base body and a bayonet, and the stop pin includes a rod body and a pin sliding sleeve. The base is installed on the base, the pin sliding sleeve is a hollow sleeve, which is installed in the base, the rear end is connected and fixed with the switch handle, and the lower end is provided with a notch; the rod of the rod body The end is T-shaped and can be slidably inserted into the pin sliding sleeve; one end of the bayonet pin is hingedly installed on the base body and below the pin sliding sleeve, a torsion spring is provided at the hinge, and the other end of the bayonet pin is against Leaning against the lower end surface of the pin sliding sleeve, when unlocking, the bayonet is inserted into the notch under the action of the torsion spring.
A quick-connect structure between the center column and the base of an outdoor umbrella according to claim 9, characterized in that: the rear guide seat and the front guide seat are connected with a first switch pressure plate.
A quick connection structure between the center column and the base of an outdoor umbrella according to claim 2, characterized in that: a second switch pressure plate is provided on the bottom plate of the center column centering seat and is connected to the base through screws. The center column centering seat is pressed and fixed at the middle position of the base.
A quick-connect structure between the center column and the base of an outdoor umbrella according to claim 2, characterized in that: the inner bottom of the center column is provided with an inner adjustment sleeve, and the inner adjustment sleeve cooperates with the boss.