Stand column adjusting mechanism matched with height adjustment of folding awning

Abstract

The invention discloses a stand column adjusting mechanism matched with height adjustment of a folding awning, and relates to the technical field of folding awning, the stand column adjusting mechanism comprises a stand column main body, an adjusting rod is slidably mounted on the inner wall of the stand column main body, a cavity is formed in the inner wall of the adjusting rod, and a rotating block is fixedly mounted on the outer wall of the stand column main body; a rotating block is fixedly installed on the inner wall of the stand column body, a torsion bar is rotatably installed on the inner wall of the rotating block, a gear sleeve is fixedly installed on the outer wall, close to the stand column body, of the torsion bar, and a gear block is fixedly installed on the inner wall of a cavity of the adjusting rod. The tooth sleeve is meshed with the tooth block on the inner wall of the adjusting rod, the adjusting rod can move upwards, and the height of the folding awning can be flexibly adjusted through the adjustable adjusting rod, so that the folding awning adapts to different use requirements and environmental conditions, and the applicability and convenience of the awning are improved.

Description

Technical Field

[0001] The invention relates to the technical field of folding skylights, and in particular to a column adjustment mechanism for adjusting the height of a folding skylight. Background Art

[0002] With the popularity of outdoor activities and temporary buildings, there is a growing demand in the market for column adjustment mechanisms that can quickly and conveniently adjust the height of folding canopies. Such adjustment mechanisms need to be easy to operate, have a stable structure, and be adaptable to different environmental conditions to meet users' needs for flexible construction and space changes.

[0003] The patent with patent announcement number CN217128528U discloses a column adjustment mechanism for adjusting the height of a folding awning. The patent relates to the technical field of folding awnings. The patent relates to a column adjustment mechanism for adjusting the height of a folding awning, which belongs to the technical field of folding awnings, including a support plate and an adjustment plate. The support plate includes a raised support portion and a connecting portion arranged on both sides of the support portion. The connecting portion is provided with a connecting hole for connecting an embedded part, and the adjustment plate is provided with an installation hole for connecting a column. An adjustment component for adjusting the relative distance between the support plate and the adjustment plate is provided between the support portion and the adjustment plate. In order to maintain the stability of the folding awning structure, the patent provides a column adjustment mechanism for adjusting the height of a folding awning.

[0004] However, the existing column adjustment mechanism for adjusting the height of the folding canopy has the following problems: when adjusting the height, the height adjusted by the adjustment mechanism is often too low, which is not conducive to the use of the canopy. Therefore, we propose a column adjustment mechanism for adjusting the height of the folding canopy. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a column adjustment mechanism for adjusting the height of a folding canopy, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a column adjustment mechanism for adjusting the height of a foldable awning, comprising a column main body, an adjusting rod slidably installed on the inner wall of the column main body, and a cavity is opened on the inner wall of the adjusting rod, a rotating block is fixedly installed on the outer wall of the rotating block, a torsion bar is rotatably installed on the inner wall of the rotating block, the torsion bar is fixedly installed with a gear sleeve near the outer wall of the column main body, a gear block is fixedly installed on the inner wall of the cavity of the adjusting rod, a limit shell is fixedly installed on the top of the rotating block, a clamping rod is slidably installed on the inner wall of the limit shell, and a limit rod is fixedly installed on the outer wall of the top end of the clamping rod. After the column main body is placed on the ground where it needs to be installed, the torsion bar on the rotating block is rotated, the torsion bar drives the gear sleeve to rotate, the gear sleeve is meshed with the gear block on the inner wall of the adjusting rod, and the adjusting rod will move upward, a moving device for facilitating the movement of the awning is provided at the bottom of the column main body, and a warning device for reminding passers-by at night is provided on the outer wall of the column main body.

[0007] According to the above technical solution, a slot is provided at the bottom of the adjusting rod, a slot is provided on the outer wall of the top surface of the torsion rod, the tooth block is meshed with the outer wall of one end of the gear sleeve close to the column body, a positioning groove is provided on the outer wall surface of the limit shell, and the positioning rod is located on the movement trajectory of the torsion rod positioning groove. When adjusted to the required height, the limit rod is rotated, the limit rod disengages from the positioning groove, the limit rod drives the positioning rod to rotate, and the limit rod drives the positioning rod to slide downward from the disengaged position.

[0008] According to the above technical scheme, the moving device includes a base, a limit block, a short rod, a universal wheel, a connecting rod and a cushion, the base is fixedly installed at the bottom of the column body, the top of the base is communicated with the bottom of the column body, the limit block is fixedly installed at the inner wall of the base, the short rod penetrates and is slidably installed on the top surface of the limit block, the surface of the short rod is provided with a through groove, the universal wheel is fixedly installed at the bottom of the short rod, the connecting rod is fixedly installed at the top of the short rod, the connecting rod is slidably installed on the inner wall of the slot of the adjusting rod, and the cushion is fixedly installed on the top of the connecting rod. When the column body needs to be transported to the installation area, it is moved to the installation area by the universal wheel, and when the adjusting rod moves upward, the adjusting rod drives the soft cushion to move upward, the soft cushion drives the connecting rod to move upward, the connecting rod drives the short rod to move upward, and the short rod drives the universal wheel to move upward.

[0009] According to the above technical solution, the moving device also includes a shell, a sliding rod, a clamping column and a spring. The shell is fixedly installed on the outer wall of the base, and the shell is connected to the limit block. The sliding rod passes through and is slidably installed at the end of the shell away from the column body. The clamping column is fixedly installed at the end of the sliding rod close to the column body. The clamping column is slidably installed on the inner wall of the shell close to the column body. The spring is arranged between the shell and the clamping column. When the through groove of the short rod moves to the inner wall of the limit block, the clamping column is resisted by the spring, so that the clamping column drives the sliding rod to move inward on the inner wall of the shell, and the clamping column moves into the through groove of the short rod.

[0010] According to the above technical solution, the warning device includes an LED lamp housing, a rotating rod, an LED warning light, a wire, a battery pack, a resistance rod, an obliquely inserted rod, an L-shaped connecting rod and an L-shaped push rod. The LED lamp housing is fixedly mounted on the outer wall of the column body, the rotating rod is rotatably mounted on the inner wall of the LED lamp housing, the LED warning light is rotatably mounted on the outer wall of the rotating rod, one end of the wire is fixedly mounted on the top of the rotating rod, the battery pack is fixedly mounted on the other end of the wire, and the battery pack is fixedly mounted on the top of the LED lamp housing, the battery pack is connected to the LED warning light through a wire, the resistance rod is fixedly mounted on the outer wall of the bottom end of the rotating rod, the obliquely inserted rod is fixedly mounted on the outer wall of the bottom end of the rotating rod perpendicular to the resistance rod, and the L-shaped connecting rod The L-shaped push rod is fixedly mounted on the outer wall of the sliding rod, and the L-shaped connecting rod is slidably mounted on the outer wall of the shell, and the L-shaped push rod is fixedly mounted on the top end of the L-shaped connecting rod, and a through hole is opened in the outer wall of the L-shaped push rod, and the L-shaped push rod is in contact with the outer wall of the resistance rod, and the end of the oblique insertion rod away from the rotating rod is in contact with the through hole of the L-shaped push rod. When the sliding rod moves inward, the sliding rod drives the L-shaped connecting rod to move inward, and the L-shaped connecting rod drives the L-shaped push rod to move inward, and the through hole and the top end of the L-shaped push rod respectively resist the oblique insertion rod and the resistance rod, so that the resistance rod drives the rotating rod to rotate, and the rotating rod drives the LED warning light to rotate. The rotating rod is provided with the oblique insertion rod, so that the LED warning light can be rotated one hundred and eighty degrees, and the battery pack is turned on, and the battery pack transmits power to the LED warning light through the wire.

[0011] According to the above technical solution, the warning device also includes a water retaining shell, an L-shaped friction rod, a driving rod, a mounting seat, a strip, a rainproof cloth, a connecting block and a connecting rod. The water retaining shell is fixedly mounted on the outer wall of the column body, the L-shaped friction rod is fixedly mounted on the outer wall opposite to the L-shaped push rod, the driving rod is rotatably mounted on the inner wall of the bottom end of the water retaining shell, the bottom end of the driving rod is circular, and the circular surface of the driving rod contacts the top surface of the L-shaped friction rod, the mounting seat is fixedly mounted on the inner wall of the top end of the water retaining shell, one end of the strip is fixedly mounted on the outer wall of the mounting seat, the strip is flexibly arranged, and the The connecting block is fixedly installed at the other end of the long strip, and the rain shield is fixedly installed at the outer wall opposite to the long strip. The rain shield is flexibly arranged. The connecting rod passes through and is fixedly installed at the side wall of the connecting block. Both ends of the connecting rod are fixedly installed at the top outer wall of the driving rod. When the L-shaped push rod moves inward, the L-shaped push rod drives the L-shaped friction rod to move inward, and the L-shaped friction rod contacts the circular arc surface of the driving rod, so that the driving rod rotates outward, and the driving rod drives the connecting rod to rotate slightly, and the connecting rod drives the connecting block to rotate slightly, and the connecting block drives the long strip to open outward, and the long strip drives the rain shield to open outward.

[0012] The present invention provides a column adjustment mechanism for adjusting the height of a folding canopy, which has the following beneficial effects: (1) The present invention cooperates with the adjusting rod, the rotating block, the torsion rod, the gear sleeve, the gear block, the limiting shell, the clamping rod and the limiting rod, so that the torsion rod drives the gear sleeve to rotate, the gear sleeve engages with the gear block on the inner wall of the adjusting rod, and the adjusting rod moves upward. The adjustable adjusting rod allows the height of the folding awning to be flexibly adjusted to meet different usage requirements and environmental conditions, thereby improving the applicability and convenience of the awning. The limiting rod drives the clamping rod to slide downward from the disengaged position, and the clamping rod is inserted into the clamping groove of the torsion rod to lock the position of the torsion rod, thereby ensuring that the adjusting rod remains fixed on the column, maintaining the stability and reliability of the awning at the adjusted height.

[0013] (2) The present invention arranges a moving device so that the soft cushion drives the connecting rod to move upward, the connecting rod drives the short rod to move upward, and the short rod drives the universal wheel to move upward. The universal wheel can easily move it to a predetermined position, and also ensures that the column body can stand firmly after being adjusted to a suitable height, and its stability and load-bearing capacity will not be affected by the contact of the universal wheel. The clamping column moves into the through groove of the short rod, and the clamping column clamps the short rod, effectively locking the position of the short rod, preventing it from accidentally sliding down after the column body is adjusted to the required height and starts to bear weight, thereby ensuring the stability and safety of the canopy structure during use.

[0014] (3) The present invention provides a warning device so that the rotating rod can be arranged through the oblique insertion rod, so that the LED warning light can be rotated 180 degrees, and the battery pack is turned on. The battery pack transmits power to the LED warning light through a wire. After the main body of the canopy column is installed, the LED warning light can be automatically turned on. This not only ensures that a visual warning can be issued immediately after the main body of the canopy column is installed, thereby improving the safety and visibility of the installation area, but also simplifies the operation process in an automated manner. The long strip drives the rain shield to open outward. The opening of the rain shield can provide rain protection and shielding effects for the battery pack at the bottom, thereby ensuring that the battery pack is protected from rain erosion in the outdoor environment, ensuring its normal operation and electrical safety, and also extending the service life and reliability of the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the main view of the present invention as a whole; Figure 2 A bottom view schematically showing the present invention as a whole; Figure 3 It is a cross-sectional schematic diagram of a local structure of the present invention; Figure 4 is a cross-sectional schematic diagram of the mobile device of the present invention; Figure 5 For the present invention Figure 4 The enlarged schematic diagram of point A in the middle; Figure 6 is a schematic cross-sectional view of the top of the warning device of the present invention; Figure 7 is a cross-sectional schematic diagram of the bottom end of the warning device of the present invention; Figure 8 For the present invention Figure 6 A magnified schematic diagram of point B in the middle.

[0016] In the figure: 1, column body; 21, adjustment rod; 22, rotating block; 23, torsion bar; 24, gear sleeve; 25, gear block; 26, limit shell; 27, clamping rod; 28, limit rod; 3, moving device; 31, base; 32, limit block; 33, short rod; 34, universal wheel; 35, connecting rod; 36, cushion; 37, shell; 38, slide rod; 39, clamping column; 310, spring; 4, warning indicating device; 41, LED lamp housing; 42, rotating rod; 43, LED warning light; 44, wire; 45, battery pack; 46, resistance rod; 47, oblique insertion rod; 48, L-shaped connecting rod; 49, L-shaped push rod; 410, water retaining shell; 411, L-shaped friction rod; 412, driving rod; 413, mounting seat; 414, long strip; 415, rainproof cloth; 416, connecting block; 417, connecting rod. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0018] See also Figure 1-Figure 8 An embodiment of the present invention is: a column adjustment mechanism for adjusting the height of a folding awning, comprising a column body 1, an adjusting rod 21 is slidably installed on the inner wall of the column body 1, and a cavity is opened on the inner wall of the adjusting rod 21, a rotating block 22 is fixedly installed on the outer wall of the rotating block 22, a torsion rod 23 is rotatably installed on the inner wall of the rotating block 22, a gear sleeve 24 is fixedly installed on the torsion rod 23 near the outer wall of the column body 1, a gear block 25 is fixedly installed on the inner wall of the cavity of the adjusting rod 21, a limiting shell 26 is fixedly installed on the top of the rotating block 22, a clamping rod 27 is slidably installed on the inner wall of the limiting shell 26, and a limiting rod 28 is fixedly installed on the outer wall of the top end of the clamping rod 27. The adjustable adjusting rod 21 allows the height of the folding awning to be flexibly adjusted, thereby adapting to different usage requirements and environmental conditions, thereby improving the applicability and convenience of the awning.

[0019] A slot is provided at the bottom of the adjusting rod 21, a slot is provided on the outer wall of the top surface of the torsion rod 23, the tooth block 25 is meshed with the outer wall of the gear sleeve 24 at one end close to the column body 1, a positioning slot is provided on the outer wall surface of the limiting shell 26, and the locking rod 27 is located on the movement trajectory of the slot of the torsion rod 23. The locking rod 27 is inserted into the slot of the torsion rod 23 to lock the position of the torsion rod 23, thereby ensuring that the adjusting rod 21 remains fixed on the column and maintaining the stability and reliability of the canopy at the adjusted height.

[0020] When in use, after placing the column body 1 on the ground where it needs to be installed, rotate the torsion bar 23 on the rotating block 22, the torsion bar 23 drives the gear sleeve 24 to rotate, the gear sleeve 24 engages with the gear block 25 on the inner wall of the adjusting rod 21, and the adjusting rod 21 moves upward. The adjustable adjusting rod 21 allows the height of the folding canopy to be flexibly adjusted to adapt to different usage requirements and environmental conditions, thereby improving the applicability and convenience of the canopy.

[0021] When the required height is adjusted, the limit rod 28 is rotated, the limit rod 28 disengages from the locking slot, the limit rod 28 drives the locking rod 27 to rotate, the limit rod 28 drives the locking rod 27 to slide downward from the disengaged position, and the locking rod 27 is inserted into the locking slot of the torsion bar 23, locking the position of the torsion bar 23, thereby ensuring that the adjustment rod 21 remains fixed on the column, maintaining the stability and reliability of the canopy at the adjusted height.

[0022] See also Figure 1-Figure 8On the basis of the above embodiment, in another embodiment of the present invention, a moving device 3 for facilitating the movement of the canopy is provided at the bottom of the column body 1, and a warning device 4 for reminding passers-by at night is provided on the outer wall of the column body 1. The moving device 3 includes a base 31, a limit block 32, a short rod 33, a universal wheel 34, a connecting rod 35 and a cushion 36. The base 31 is fixedly installed at the bottom of the column body 1, and the top of the base 31 is connected to the bottom of the column body 1. The limit block 32 is fixedly installed on the inner wall of the base 31, and the short rod 33 penetrates The short rod 33 is provided with a through groove on its surface, the universal wheel 34 is fixedly mounted on the bottom of the short rod 33, the connecting rod 35 is fixedly mounted on the top of the short rod 33, the connecting rod 35 is slidably mounted on the inner wall of the slot of the adjusting rod 21, and the cushion 36 is fixedly mounted on the top of the connecting rod 35. The universal wheel 34 can be used to easily move the column body 1 to a predetermined position, thereby ensuring that the column body 1 can stand firmly after being adjusted to a suitable height, and its stability and carrying capacity will not be affected by the contact of the universal wheel 34.

[0023] The mobile device 3 also includes a shell 37, a sliding rod 38, a clamping column 39 and a spring 310. The shell 37 is fixedly installed on the outer wall of the base 31. The shell 37 is connected to the limit block 32. The sliding rod 38 passes through and is slidably installed at the end of the shell 37 away from the column body 1. The clamping column 39 is fixedly installed at the end of the sliding rod 38 close to the column body 1. The clamping column 39 is slidably installed on the inner wall of the shell 37 close to the column body 1. The spring 310 is arranged between the shell 37 and the clamping column 39. The clamping column 39 clamps the short rod 33, effectively locking the position of the short rod 33 to prevent it from accidentally sliding down after the column body 1 is adjusted to the required height and starts to bear weight, thereby ensuring the stability and safety of the canopy structure during use.

[0024] The warning device 4 includes an LED lamp housing 41, a rotating rod 42, an LED warning light 43, a wire 44, a battery pack 45, a contact rod 46, an obliquely inserted rod 47, an L-shaped connecting rod 48 and an L-shaped push rod 49. The LED lamp housing 41 is fixedly mounted on the outer wall of the column body 1, the rotating rod 42 is rotatably mounted on the inner wall of the LED lamp housing 41, the LED warning light 43 is rotatably mounted on the outer wall of the rotating rod 42, one end of the wire 44 is fixedly mounted on the top of the rotating rod 42, the battery pack 45 is fixedly mounted on the other end of the wire 44, and the battery pack 45 is fixedly mounted on the top of the LED lamp housing 41, the battery pack 45 is connected to the LED warning light 43 through the wire 44, the contact rod 46 is fixedly mounted on the outer wall of the bottom end of the rotating rod 42, and the obliquely inserted rod 47 is fixedly mounted on the outer wall of the rotating rod 42. Rod 47 is fixedly mounted on the outer wall of the bottom end of the rotating rod 42 perpendicular to the interference rod 46, L-shaped connecting rod 48 is fixedly mounted on the outer wall of the sliding rod 38, L-shaped connecting rod 48 is slidably mounted on the outer wall of the outer shell 37, L-shaped push rod 49 is fixedly mounted on the top of L-shaped connecting rod 48, the outer wall of L-shaped push rod 49 is provided with a through hole, and L-shaped push rod 49 is in contact with the outer wall of the interference rod 46, and the end of the oblique rod 47 away from the rotating rod 42 is in contact with the through hole of L-shaped push rod 49. After the canopy column body 1 is installed, the LED warning light 43 can be automatically turned on, which not only ensures that the canopy column body 1 can issue a visual warning immediately after installation, thereby improving the safety and visibility of the installation area at night, but also simplifies the operation process in an automated way.

[0025] The warning device 4 also includes a water retaining shell 410, an L-shaped friction rod 411, a driving rod 412, a mounting seat 413, a strip 414, a rainproof cloth 415, a connecting block 416 and a connecting rod 417. The water retaining shell 410 is fixedly mounted on the outer wall of the column body 1, the L-shaped friction rod 411 is fixedly mounted on the outer wall opposite to the L-shaped push rod 49, the driving rod 412 is rotatably mounted on the inner wall of the bottom end of the water retaining shell 410, the bottom end of the driving rod 412 is circularly arranged, and the circular surface of the driving rod 412 contacts the top surface of the L-shaped friction rod 411, the mounting seat 413 is fixedly mounted on the inner wall of the top end of the water retaining shell 410, and one end of the strip 414 is fixedly mounted on the inner wall of the top end of the water retaining shell 410. At the outer wall of the mounting base 413, the strip 414 is flexibly arranged, the connecting block 416 is fixedly installed at the other end of the strip 414, the rain shield 415 is fixedly installed at the outer wall opposite to the strip 414, the rain shield 415 is flexibly arranged, the connecting rod 417 passes through and is fixedly installed at the side wall of the connecting block 416, and both ends of the connecting rod 417 are fixedly installed at the top outer wall of the driving rod 412. The opening of the rain shield 415 can provide rain protection and shielding effects for the battery pack 45 at the bottom, ensuring that the battery pack 45 is protected from rain erosion in the outdoor environment, ensuring its normal operation and electrical safety, and also extending the service life and reliability of the battery pack 45.

[0026] During use, when the column body 1 needs to be moved to the installation area, it is moved to the installation area through the universal wheels 34, and when the adjusting rod 21 moves upward, the adjusting rod 21 drives the soft pad 36 to move upward, the soft pad 36 drives the connecting rod 35 to move upward, the connecting rod 35 drives the short rod 33 to move upward, and the short rod 33 drives the universal wheels 34 to move upward, and it is easily moved to the predetermined position through the universal wheels 34, which also ensures that the column body 1 can stand firmly after being adjusted to a suitable height, and its stability and load-bearing capacity will not be affected by the contact of the universal wheels 34.

[0027] When the through slot of the short rod 33 moves to the inner wall of the limit block 32, the clamping column 39 is resisted by the spring 310, so that the clamping column 39 drives the sliding rod 38 to move inward on the inner wall of the shell 37, and the clamping column 39 moves into the through slot of the short rod 33. The clamping column 39 clamps the short rod 33, effectively locking the position of the short rod 33 to prevent it from accidentally sliding down after the column body 1 is adjusted to the required height and starts to bear weight, thereby ensuring the stability and safety of the canopy structure during use.

[0028] When the slide bar 38 moves inward, the slide bar 38 drives the L-shaped connecting rod 48 to move inward, and the L-shaped connecting rod 48 drives the L-shaped push rod 49 to move inward. The through hole and the top end of the L-shaped push rod 49 respectively contact the oblique rod 47 and the contact rod 46, so that the contact rod 46 drives the rotating rod 42 to rotate, and the rotating rod 42 drives the LED warning light 43 to rotate. The rotating rod 42 is set by the oblique rod 47, so that the LED warning light 43 can be rotated one hundred and eighty degrees, and the battery pack 45 is turned on. The battery pack 45 transmits power to the LED warning light 43 through the wire 44. After the canopy column body 1 is installed, the LED warning light 43 can be automatically turned on, which not only ensures that the canopy column body 1 can issue a visual warning immediately after installation, thereby improving the safety and visibility of the installation area at night, but also simplifies the operation process in an automated manner.

[0029] When the L-shaped push rod 49 moves inward, the L-shaped push rod 49 drives the L-shaped friction rod 411 to move inward, and the L-shaped friction rod 411 contacts the circular arc surface of the driving rod 412, so that the driving rod 412 rotates outward, and the driving rod 412 drives the connecting rod 417 to rotate slightly, and the connecting rod 417 drives the connecting block 416 to rotate slightly, and the connecting block 416 drives the long strip 414 to open outward, and the long strip 414 drives the rain shield 415 to open outward. The opening of the rain shield 415 can provide rain protection and shielding effects for the battery pack 45 at the bottom, ensuring that the battery pack 45 is protected from rain erosion in the outdoor environment, ensuring its normal operation and electrical safety, and also extending the service life and reliability of the battery pack 45.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A column adjustment mechanism for adjusting the height of a folding canopy, comprising a column body (1), characterized in that: An adjusting rod (21) is slidably mounted on the inner wall of the column body (1), and a cavity is formed on the inner wall of the adjusting rod (21); a rotating block (22) is fixedly mounted on the outer wall of the rotating block (22); a torsion rod (23) is rotatably mounted on the inner wall of the rotating block (22); a gear sleeve (24) is fixedly mounted on the torsion rod (23) near the outer wall of the column body (1); a gear block (25) is fixedly mounted on the inner wall of the cavity of the adjusting rod (21); a limit shell (26) is fixedly mounted on the top of the rotating block (22); a clamping rod (27) is slidably mounted on the inner wall of the limit shell (26); a limit rod (28) is fixedly mounted on the outer wall of the top end of the clamping rod (27); a moving device (3) for facilitating the movement of the canopy is provided at the bottom of the column body (1); and a warning device (4) for reminding passers-by at night is provided on the outer wall of the column body (1).

2. A column adjustment mechanism for adjusting the height of a folding canopy according to claim 1, characterized in that: The bottom of the adjusting rod (21) is provided with a slot, the top outer wall of the torsion rod (23) is provided with a slot, the tooth block (25) is meshed with the outer wall of the tooth sleeve (24) at one end close to the column body (1), the outer wall surface of the limiting shell (26) is provided with a slot, and the locking rod (27) is located on the movement track of the slot of the torsion rod (23).

3. The column adjustment mechanism for adjusting the height of a folding canopy according to claim 2, characterized in that: The moving device (3) comprises a base (31), a limit block (32), a short rod (33), a universal wheel (34), a connecting rod (35) and a soft cushion (36); the base (31) is fixedly mounted on the bottom of the column body (1); the limit block (32) is fixedly mounted on the inner wall of the base (31); the short rod (33) penetrates and is slidably mounted on the top surface of the limit block (32); the universal wheel (34) is fixedly mounted on the bottom of the short rod (33); the connecting rod (35) is fixedly mounted on the top of the short rod (33); and the soft cushion (36) is fixedly mounted on the top of the connecting rod (35).

4. The column adjustment mechanism for adjusting the height of a folding canopy according to claim 3, characterized in that: The moving device (3) further comprises a housing (37), a sliding rod (38), a clamping column (39) and a spring (310); the housing (37) is fixedly mounted on the outer wall of the base (31); the sliding rod (38) penetrates and is slidably mounted on an end of the housing (37) away from the column body (1); the clamping column (39) is fixedly mounted on an end of the sliding rod (38) close to the column body (1); and the spring (310) is arranged between the housing (37) and the clamping column (39).

5. The column adjustment mechanism for adjusting the height of the folding canopy according to claim 4, characterized in that: The top of the base (31) is connected to the bottom of the column body (1), a through groove is formed on the surface of the short rod (33), the connecting rod (35) is slidably mounted on the inner wall of the slot of the adjustment rod (21), the outer shell (37) is connected to the limit block (32), and the clamping column (39) is slidably mounted on the inner wall of the outer shell (37) close to the column body (1).

6. The column adjustment mechanism for adjusting the height of the folding canopy according to claim 5, characterized in that: The warning device (4) comprises an LED lamp housing (41), a rotating rod (42), an LED warning light (43), a wire (44), a battery pack (45), a resisting rod (46), an oblique insertion rod (47), an L-shaped connecting rod (48) and an L-shaped push rod (49); the LED lamp housing (41) is fixedly mounted on the outer wall of the column body (1); the rotating rod (42) is rotatably mounted on the inner wall of the LED lamp housing (41); the LED warning light (43) is rotatably mounted on the outer wall of the rotating rod (42); one end of the wire (44) The battery pack (45) is fixedly mounted on the top of the rotating rod (42), the battery pack (45) is fixedly mounted on the other end of the wire (44), and the battery pack (45) is fixedly mounted on the top of the LED lamp housing (41), the abutment rod (46) is fixedly mounted on the outer wall of the bottom end of the rotating rod (42), the oblique insertion rod (47) is fixedly mounted on the outer wall of the bottom end of the rotating rod (42) perpendicular to the abutment rod (46), the L-shaped connecting rod (48) is fixedly mounted on the outer wall of the sliding rod (38), and the L-shaped push rod (49) is fixedly mounted on the top of the L-shaped connecting rod (48).

7. The column adjustment mechanism for adjusting the height of the folding canopy according to claim 6, characterized in that: The warning device (4) further comprises a water retaining shell (410), an L-shaped friction rod (411), a driving rod (412), a mounting seat (413), a strip (414), a rainproof cloth (415), a connecting block (416) and a connecting rod (417); the water retaining shell (410) is fixedly mounted on the outer wall of the column body (1); the L-shaped friction rod (411) is fixedly mounted on the outer wall opposite to the L-shaped push rod (49); and the driving rod (412) is rotatably mounted on the water retaining shell (410). The mounting seat (413) is fixedly mounted on the inner wall of the bottom end of the water retaining shell (410), one end of the long strip (414) is fixedly mounted on the outer wall of the mounting seat (413), the connecting block (416) is fixedly mounted on the other end of the long strip (414), the rain shield (415) is fixedly mounted on the outer wall opposite to the long strip (414), and the connecting rod (417) passes through and is fixedly mounted on the side wall of the connecting block (416).

8. The column adjustment mechanism for adjusting the height of the folding canopy according to claim 7, characterized in that: The battery pack (45) is connected to the LED warning light (43) via a wire (44); the L-shaped connecting rod (48) is slidably mounted on the outer wall of the housing (37); a through hole is provided on the outer wall of the L-shaped push rod (49); the L-shaped push rod (49) contacts the outer wall of the abutment rod (46); and one end of the oblique insertion rod (47) away from the rotating rod (42) contacts the through hole of the L-shaped push rod (49); the bottom end of the driving rod (412) is circular, and the circular surface of the driving rod (412) contacts the top surface of the L-shaped friction rod (411); the long strip (414) is flexibly mounted; the rain shield (415) is flexibly mounted; and both ends of the connecting rod (417) are fixedly mounted on the top outer wall of the driving rod (412).

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