CN218949428U - Metal flat bar with telescopic length - Google Patents
Metal flat bar with telescopic length Download PDFInfo
- Publication number
- CN218949428U CN218949428U CN202222725303.2U CN202222725303U CN218949428U CN 218949428 U CN218949428 U CN 218949428U CN 202222725303 U CN202222725303 U CN 202222725303U CN 218949428 U CN218949428 U CN 218949428U
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- sleeve
- wing plate
- flat rod
- flat bar
- telescopic
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Abstract
The utility model relates to the technical field of surfboards, in particular to a telescopic length-adjustable metal flat rod which is used for being connected with a front wing plate and a rear wing plate, wherein the flat rod comprises a sleeve and two extension pipes positioned at the inner side of the sleeve, and a locking assembly is arranged between the sleeve and the extension pipes; according to the telescopic flat rod, the two extension pipes are movably inserted into the sleeve, so that the length of the whole flat rod can be adjusted in a telescopic mode, the extension pipes can be pulled out or retracted only by pressing the elastic clamp to enable the elastic clamp to be separated from the inner side of the clamping hole during adjustment, meanwhile, the flat rod can be detachably connected with the front wing plate and the rear wing plate through the arranged spring pin assembly, the carrying and transporting space can be further reduced, the detachable replacement between the flat rod and the front wing plate and between the flat rod and the rear wing plate can be realized, the whole telescopic flat rod is simple and novel in structure, the accommodating performance of the flat rod is greatly improved, and the portability of the telescopic flat rod is improved.
Description
Technical Field
The utility model relates to the technical field of surfboards, in particular to a metal flat bar with a telescopic length.
Background
Most of the existing surfboards comprise a board body, a supporting rod, a connecting flat rod, a front wing plate and a rear wing plate, wherein the middle part of the connecting flat rod is fixedly connected with the bottom end of the board body through the supporting rod, and the front wing plate and the rear wing plate are respectively and fixedly connected with the two ends of the connecting flat rod and are not detachable.
Like chinese patent publication No. CN213229061U discloses a surfboard flat bar convenient to installation is fixed, belongs to surfboard technical field, including bracing piece, flat bar body, preceding pterygoid lamina and back pterygoid lamina, the spliced pole of a cuboid structure is fixedly connected with respectively at the both ends of flat bar body, the spliced pole is kept away from the one end of flat bar body and has been seted up along its length direction and connect the screw.
In the technical scheme, although the flat bar, the front wing plate and the rear wing plate are detachably connected, the flat bar cannot be telescopically stored due to the fixed length of the flat bar, so that the flat bar occupies a relatively large space when being carried and transported.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a telescopic length-adjustable metal flat rod.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the design of a telescopic length-adjustable metal flat rod is used for being connected with a front wing plate and a rear wing plate, the flat rod comprises a sleeve and two extension pipes positioned on the inner side of the sleeve, and a locking assembly is arranged between the sleeve and the extension pipes;
the locking assembly comprises an elastic clamp, a groove is formed in the inner end of the extension tube, the elastic clamp is arranged in the groove, at least one group of clamping holes are formed in the outer side of the sleeve, and the elastic clamp can be matched with the clamping holes in a clamping mode.
Preferably, the extension pipe extends and is embedded with the spring pin subassembly on the sheathed tube lateral surface, all be provided with the locating hole on the connecting pipe of preceding pterygoid lamina and rear pterygoid lamina, the round pin axle head of spring pin subassembly can with the looks joint of locating hole.
Preferably, the outer circumferential surface of the extension pipe is provided with a guide groove along the axial direction, and the inner side surface of the sleeve is provided with a guide protrusion.
Preferably, a plane part is arranged on the outer peripheral surface of the sleeve, and the plane part is used for being connected with the connecting rod.
Preferably, scale indication marks are further arranged on the inner side of the guide groove, and extend along the length direction of the guide groove.
The telescopic length-adjustable metal flat rod provided by the utility model has the beneficial effects that: according to the telescopic flat rod, the two extension pipes are movably inserted into the sleeve, so that the length of the whole flat rod can be adjusted in a telescopic mode, the extension pipes can be pulled out or retracted only by pressing the elastic clamp to enable the elastic clamp to be separated from the inner side of the clamping hole during adjustment, meanwhile, the flat rod can be detachably connected with the front wing plate and the rear wing plate through the arranged spring pin assembly, the carrying and transporting space can be further reduced, the detachable replacement between the flat rod and the front wing plate and between the flat rod and the rear wing plate can be realized, the whole telescopic flat rod is simple and novel in structure, the accommodating performance of the flat rod is greatly improved, and the portability of the telescopic flat rod is improved.
Drawings
FIG. 1 is a schematic view of a telescopic length-adjustable metal flat bar according to the present utility model;
FIG. 2 is a perspective view of a telescopic adjustable length metal flat bar according to the present utility model;
fig. 3 is a schematic cross-sectional view of a telescopic length-adjustable metal flat bar according to the present utility model.
In the figure: 1. a front wing plate; 2. a rear wing plate; 3. a sleeve; 31. a guide protrusion; 32. a planar portion; 4. an extension tube; 41. a guide groove; 5. a locking assembly; 51. an elastic clip; 52. a groove; 53. a clamping hole; 6. a spring pin assembly; 7. and positioning holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 3, a telescopic length-adjustable metal flat bar is used for being connected with a front wing plate 1 and a rear wing plate 2, the flat bar comprises a sleeve 3 and two extension pipes 4 positioned on the inner side of the sleeve 3, and a locking component 5 is arranged between the sleeve 3 and the extension pipes 4;
the locking assembly 5 comprises an elastic clamp 51, a groove 52 is formed in the inner side end of the extension tube 4, located in the sleeve 3, the elastic clamp 51 is arranged in the groove 52, at least one group of clamping holes 53 are formed in the outer side of the sleeve 3, and the elastic clamp 51 can be matched with the clamping holes 53 in a clamping mode.
Furthermore, in the utility model, the extension pipe 4 is extended on the outer side surface of the sleeve 3 and is embedded with the spring pin assembly 6, the connecting pipes of the front wing plate 1 and the rear wing plate 2 are respectively provided with the positioning holes 7, the pin shaft ends of the spring pin assembly 6 can be clamped with the positioning holes 7, the detachable connection of the flat rod with the front wing plate 1 and the rear wing plate 2 can be realized through the arranged spring pin assembly 6, the carrying and transporting space can be further reduced, and the detachable replacement between the flat rod and the front wing plate 1 and the rear wing plate 2 can be realized.
In other words, in order to prevent the extension pipe 4 from rotating axially during expansion and contraction, the outer circumferential surface of the extension pipe 4 is provided with a guide groove 41 in the axial direction, and the inner side surface of the sleeve 3 is provided with a guide projection 31.
In the present utility model, a flat portion 32 is formed on the outer peripheral surface of the sleeve 3, and the flat portion 32 is used for connection with a connecting rod.
In order to facilitate the observation of the pull-out length of the extension pipe 4 by the user, the inner side of the guide groove 41 is further provided with scale indication marks, and the scale indication marks extend along the length direction of the guide groove 41.
According to the telescopic extension tube, the two extension tubes 4 are movably inserted into the sleeve 3, so that the length of the whole flat rod can be adjusted in a telescopic mode, the extension tubes 4 can be pulled out or retracted only by pressing the elastic clamp 51 to be separated from the inner side of the clamp hole 53 during adjustment, meanwhile, the flat rod can be detachably connected with the front wing plate 1 and the rear wing plate 2 through the arranged spring pin assembly 6, the carrying and transporting space can be further reduced, the detachable replacement between the flat rod and the front wing plate 1 and the rear wing plate 2 can be realized, the whole telescopic extension tube is simple and novel in overall structure, the accommodating performance of the flat rod is greatly improved, and the portability of the telescopic extension tube is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The utility model provides a scalable length-adjustable metal flat bar for be connected with preceding pterygoid lamina (1) and back pterygoid lamina (2), the flat bar includes sleeve pipe (3) and is located two extension pipes (4) of sleeve pipe (3) inboard, its characterized in that: a locking component (5) is arranged between the sleeve (3) and the extension pipe (4);
the locking assembly (5) comprises an elastic clamp (51), a groove (52) is formed in the inner side end of the extension tube (4) located on the sleeve (3), the elastic clamp (51) is arranged in the groove (52), at least one group of clamping holes (53) are formed in the outer side of the sleeve (3), and the elastic clamp (51) can be matched with the clamping holes (53) in a clamping mode.
2. A telescopic adjustable length metal flat bar according to claim 1, wherein: the extension pipe (4) extends on the outer side face of the sleeve pipe (3) and is internally embedded with a spring pin assembly (6), positioning holes (7) are formed in connecting pipes of the front wing plate (1) and the rear wing plate (2), and pin shaft ends of the spring pin assembly (6) can be clamped with the positioning holes (7).
3. A telescopic adjustable length metal flat bar according to claim 1, wherein: the outer peripheral surface of the extension pipe (4) is axially provided with a guide groove (41), and the inner side surface of the sleeve (3) is provided with a guide protrusion (31).
4. A telescopic adjustable length metal flat bar according to claim 1, wherein: the outer peripheral surface of the sleeve (3) is provided with a plane part (32), and the plane part (32) is used for being connected with the connecting rod.
5. A telescopic adjustable length metal flat bar according to claim 3, wherein: the inner side of the guide groove (41) is also provided with scale indication marks, and the scale indication marks extend along the length direction of the guide groove (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222725303.2U CN218949428U (en) | 2022-10-17 | 2022-10-17 | Metal flat bar with telescopic length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222725303.2U CN218949428U (en) | 2022-10-17 | 2022-10-17 | Metal flat bar with telescopic length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218949428U true CN218949428U (en) | 2023-05-02 |
Family
ID=86105803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222725303.2U Active CN218949428U (en) | 2022-10-17 | 2022-10-17 | Metal flat bar with telescopic length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218949428U (en) |
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2022
- 2022-10-17 CN CN202222725303.2U patent/CN218949428U/en active Active
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| GR01 | Patent grant |