WO2023163443A1 - Dispositif de réglage de longueur pliable - Google Patents

Dispositif de réglage de longueur pliable Download PDF

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Publication number
WO2023163443A1
WO2023163443A1 PCT/KR2023/002176 KR2023002176W WO2023163443A1 WO 2023163443 A1 WO2023163443 A1 WO 2023163443A1 KR 2023002176 W KR2023002176 W KR 2023002176W WO 2023163443 A1 WO2023163443 A1 WO 2023163443A1
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WO
WIPO (PCT)
Prior art keywords
locking
locking protrusion
protrusion
tube body
fixing
Prior art date
Application number
PCT/KR2023/002176
Other languages
English (en)
Korean (ko)
Inventor
류재광
류명현
Original Assignee
(주)먹통
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)먹통 filed Critical (주)먹통
Priority to CN202380013286.4A priority Critical patent/CN117916476A/zh
Publication of WO2023163443A1 publication Critical patent/WO2023163443A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/10—Telescoping systems
    • F16B7/105—Telescoping systems locking in discrete positions, e.g. in extreme extended position
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H15/00—Tents or canopies, in general
    • E04H15/32—Parts, components, construction details, accessories, interior equipment, specially adapted for tents, e.g. guy-line equipment, skirts, thresholds
    • E04H15/34—Supporting means, e.g. frames
    • E04H15/44—Supporting means, e.g. frames collapsible, e.g. breakdown type
    • E04H15/46—Supporting means, e.g. frames collapsible, e.g. breakdown type telescoping and foldable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/04—Clamping or clipping connections
    • F16B7/0406—Clamping or clipping connections for rods or tubes being coaxial
    • F16B7/0413—Clamping or clipping connections for rods or tubes being coaxial for tubes using the innerside thereof
    • F16B7/042—Clamping or clipping connections for rods or tubes being coaxial for tubes using the innerside thereof with a locking element, e.g. pin, ball or pushbutton, engaging in a hole in the wall of at least one tube

Definitions

  • the present invention relates to a foldable length adjusting mechanism, and to a foldable length adjusting mechanism in which the locking protrusion can be easily installed on the extension tube by a simple operation as the locking protrusion fixing body is slidably installed along the inside of the extension tube. it's about
  • camping equipment such as a tent or tarp may have a different shape or material, but all include a support pole and a tent body supported by the pole.
  • Support poles can be formed in a folding type for the purpose of facilitating portability or storage of camping equipment, and support poles applied to large tarps or tents that can accommodate a large number of people have structural stability to secure support. are being emphasized
  • the above folding pole is disclosed in Korean Utility Model Publication No. 20-2020-0002457.
  • Conventional collapsible poles are sequentially inserted starting from the first pipe so that the length of the second to fifth pipes can be adjusted by sliding, respectively, and the through holes formed at the rear end of the second to fifth pipes from the inside
  • a locking protrusion is located, and it is composed of an elastic part for pushing the locking protrusion outward and a plurality of hanging holes to allow the locking protrusion to be inserted into the front ends of the first to fourth pipes.
  • the conventional collapsible pole is configured so that the length of the pipe can be adjusted by inserting and fixing the hooking protrusion into the hanging hole. Consists of
  • the conventional locking projection installed inside the pipe is configured to be elastically supported in one direction by a spring, it is difficult to accurately fix the position of the locking projection within the pipe, and a guide member for guiding the movement of a separate locking projection. Since does not exist, a problem in that the protrusion does not pass through the hanging hole and is jammed in the pipe may occur.
  • an object of the present invention is to solve the problems of the prior art as described above, and as the locking projection fixing body is slidably installed along the inside of the extension tube, the installation of the locking projection in the extension tube is simple. To provide a folding length adjustment mechanism that can be easily made.
  • the folding length adjustment mechanism according to the present invention is made of a hollow tube body, is formed vertically and long, and has a locking hole penetrating left and right on the side portion.
  • the main tube body erected on the bottom surface, the inside of the tube body is hollow, formed vertically and long, installed to be able to slide inside the main tube body, and an extension tube body having a locking hole penetrating left and right on the side portion, It is fixedly installed inside the main pipe body, and when the extension pipe body moves up and down along the inside of the main pipe body, length adjustment that selectively protrudes outward from the main pipe body and the extension pipe body through the locking hole to be caught and fixed.
  • the length adjusting member includes a locking protrusion protruding outward through the locking hole when the extension tube is moved up and down, and is installed to be slidably movable inside the extension tube and disposed on the side of the locking hole. and a locking protrusion fixing body for fixing the position of the locking protrusion.
  • One surface of the locking protrusion fixing body is further provided with a locking protrusion receiving groove recessed by a predetermined depth and accommodating the locking protrusion therein.
  • An elastic member formed in the form of a spring and tightly coupled to one side of the locking protrusion to elastically support the locking protrusion toward the locking hole is further provided inside the locking protrusion receiving groove.
  • a first elastic member fixing groove in which one end of the elastic member is coupled and fixed is further provided on one surface of the locking protrusion and is recessed by a predetermined depth, and an inner surface of the locking protrusion receiving groove is recessed by a predetermined depth.
  • a second elastic member fixing groove into which the other end of the elastic member is coupled and fixed is further provided.
  • the locking protrusion is formed in a block shape, one surface is formed with a downward slope, and a pressing portion for guiding the pressing operation of the holding protrusion extends in a right angle direction from the lower portion of the pressing portion, and is locked and fixed inside the lower portion of the holding hole. including the fixing part.
  • An upper end of the pressing portion is further provided with a holding portion extending in a right angle direction from the upper portion of the pressing portion and engaging and fixed to an upper inside of the holding hole.
  • the inner surface of the extension tube body is further provided with a guide groove formed long and recessed in front and rear along the inner surface of the extension tube body.
  • a guide member coupled to and fixed to the locking protrusion fixing body and mounted in the guide groove to prevent rotation of the locking protrusion fixing body is further provided on a side surface of the locking protrusion fixing body.
  • the folding length adjustment mechanism according to the present invention has the following effects.
  • the present invention has an advantage in that the locking protrusion can be easily installed in the extension tube with a simple operation as the locking protrusion fixing body is slidably installed along the inside of the extension tube.
  • the locking projection receiving groove is formed in the locking projection fixing body, the locking projection is accommodated in the locking projection receiving groove when the extending tube body is extended and shortened, so that the left and right movement of the locking projection can be guided. There is an effect that the left and right movement of the can be performed more stably.
  • FIG. 1 is a perspective view showing the configuration of a preferred embodiment of a folding length adjusting mechanism according to the present invention.
  • Figure 2 is a perspective view showing a state in which the foldable length adjusting mechanism according to the present invention is unfolded.
  • Figure 3 is a cross-sectional view showing a state in which the foldable length adjusting mechanism according to the present invention is unfolded.
  • Figure 4 is an enlarged cross-sectional view showing a state in which a length adjusting member is installed inside the main tube body in a state in which the extension tube body is folded and operated inside the main tube body constituting the embodiment of the present invention.
  • Figure 5 is an enlarged cross-sectional view showing a state in which the length adjusting member is engaged and fixed to the locking hole in a state in which the extension tube body is expanded to the outside of the main tube body constituting the embodiment of the present invention.
  • Figure 6 is a front enlarged view showing a state in which the length adjusting member is engaged and fixed to the locking hole in a state in which the extension tube body is expanded to the outside of the main tube body constituting the embodiment of the present invention.
  • Figure 7 is a front view showing the configuration of the length adjusting member constituting the embodiment of the present invention.
  • Figure 8 is an exploded perspective view showing the configuration of the length adjusting member constituting the embodiment of the present invention.
  • Figure 9 is a side view showing the configuration of the length adjusting member constituting the embodiment of the present invention.
  • FIG. 10 is a cross-sectional view showing the configuration of a length adjusting member constituting an embodiment of the present invention.
  • Fig. 11 is a perspective view showing the configuration of a locking protrusion constituting an embodiment of the present invention.
  • Fig. 12 is a left side view showing the construction of a locking protrusion constituting an embodiment of the present invention.
  • Figure 13 is an exploded view showing the configuration of a length adjusting member constituting another embodiment of the present invention.
  • Figure 14 is a side view showing the configuration of a length adjusting member constituting another embodiment of the present invention.
  • Figure 15 is a cross-sectional view showing a state in which the length adjusting member constituting another embodiment of the present invention is assembled inside the extension tube body.
  • the foldable length adjustment structure of the present invention is used as a pole such as a pole, but the present invention can be applied to various products requiring height adjustment, such as hangers or canes, in addition to poles.
  • FIG. 1 is a perspective view showing the configuration of a preferred embodiment of a foldable length adjusting mechanism according to the present invention
  • Figure 2 is a perspective view showing a state in which the foldable length adjusting mechanism according to the present invention is unfolded
  • FIG. 3 shows this
  • a cross-sectional view showing a state in which the folding length adjusting mechanism according to the present invention is unfolded is shown
  • FIG. 4 shows a state in which a length adjusting member is installed inside the main pipe body constituting the embodiment of the present invention in a state in which the extension pipe body is folded and operated. An enlarged cross-sectional view is shown, and FIG.
  • FIG. 5 is an enlarged cross-sectional view showing a state in which the length adjusting member is engaged and fixed to the locking hole in a state in which the extension tube body is expanded to the outside of the main tube body constituting the embodiment of the present invention
  • FIG. 6 is an enlarged front view showing a state in which the length adjusting member is engaged and fixed to the catching hole in a state in which the extension tube body is expanded to the outside of the main tube body constituting the embodiment of the present invention
  • FIG. 7 shows the embodiment of the present invention A front view showing the configuration of the length adjusting member constituting is shown
  • FIG. 8 is an exploded perspective view showing the configuration of the length adjusting member constituting the embodiment of the present invention
  • FIG. 9 shows the length constituting the embodiment of the present invention.
  • FIG. 10 is a cross-sectional view showing the configuration of the length adjusting member constituting the embodiment of the present invention
  • FIG. 11 shows the configuration of the locking protrusion constituting the embodiment of the present invention
  • a perspective view is shown
  • FIG. 12 is a left side view showing the configuration of a locking protrusion constituting an embodiment of the present invention.
  • the folding length adjustment mechanism according to the present invention is made of a hollow tube body, is formed vertically and long, and has a locking hole 12 penetrating left and right on the side portion, and is not erected on the floor.
  • the locking hole ( 12) through the main pipe body 10 and the extension pipe body 20 protrudes outward and includes a length adjusting member 30 that is engaged, and the length adjusting member 30 of the extension pipe body 20
  • the locking protrusion 40 protrudes outward through the locking hole 12 and is installed to be slidably movable inside the extension tube 20 and is disposed on the side of the locking hole 12 to It consists of a locking protrusion fixing body 54 for fixing the position of the locking protrusion 40.
  • the foldable length adjustment mechanism of the present invention can be used as a foldable length adjustment mechanism in various fields such as hangers, tents, tarp poles, camera holders, ladders, etc. Here, it will be described based on the case of application to tent poles as an embodiment .
  • the main tube body 10 is made of a metal material or a plastic material, and is made of a hollow tube body, and is formed vertically long.
  • the main tube body 10 may be applied to various tube bodies such as a cylindrical tube body or a prismatic tube body, and here it will be described based on the prismatic tube body.
  • the main tube body 10 is used in a state erected vertically or inclined on the floor surface, and serves to support an extension tube body 20 to be described later which is installed to be slidable up and down therein.
  • a catching hole 12 is formed on the side of the main pipe body 10.
  • the catching hole 12 is formed through a plurality at regular intervals along the side surface of the main tube body 10.
  • the locking hole 12 has a long hole shape and is vertically formed through the hole.
  • the locking protrusion 40 of the length adjusting member 30 to be described later is inserted into the locking hole 12 and is selectively fixed.
  • a pedestal 14 is installed at the bottom of the main pipe body 10.
  • the pedestal 14 is made of a block shape having a hexahedral shape.
  • the lower surface of the pedestal 14 gradually decreases in area toward the bottom, and gradually becomes sharp toward the bottom.
  • a portion of the pedestal 14 is inserted into and coupled to the lower end of the main pipe body 10, and the remaining portion protrudes from the lower portion of the main pipe body 10.
  • the pedestal 14 is fixed to the lower end of the main tube body 10, and serves to support the lower end of the main tube body 10 so that it does not touch the sea surface.
  • An extension pipe body 20 is installed inside the main pipe body 10.
  • the extension tube body 20 is made of a metal material or a plastic material, and is made of a hollow tube body and is formed vertically long.
  • Various tube bodies such as a cylindrical tube or a prismatic tube body may be applied to the extension tube body 20, and here, a prismatic tube body will be described.
  • the outer diameter of the extension tube body 20 is formed smaller than the inner diameter of the main tube body 10.
  • the extension pipe body 20 is installed inside the main pipe body 10 so as to slide vertically.
  • the extension tube body 20 extends upward through the upper opening of the main tube body 10 and is a part where the length of the entire folding length adjustment mechanism is adjusted.
  • An engaging hole 12 may be formed on a side surface of the extension tube body 20, similarly to the main tube body 10.
  • the folding length adjusting mechanism according to the present invention is used in two stages, it is not necessary to form the hooking hole 12 in the extension tube body 20, but the folding length adjusting mechanism according to the present invention is applied in three stages or more In this case, the locking hole 12 should be applied.
  • the catching hole 12 of the extension pipe body 20 is formed in a long hole shape and vertically penetrates, as shown in FIGS. 1 to 3.
  • a locking protrusion 40 of a length adjusting member 30 to be described later is inserted into the locking hole 12 of the extension tube 20 and is selectively fixed.
  • a length adjusting member 30 is installed inside the extension pipe body 20 .
  • the length adjusting member 30 is largely composed of a locking protrusion 40, a locking protrusion fixing body 54, and an elastic member 60.
  • the locking protrusion 40 is formed in the form of a block having a hexahedron shape, and extends in a right angle direction from a pressing portion 42 having a downward slope on an upper surface and a lower portion of the pressing portion 42, and the holding hole ( 12) is composed of a fixing part 44 that is engaged and fixed to the inside.
  • the pressing portion 42 is formed in the form of a hexahedron-shaped block having a downwardly inclined surface on an upper surface thereof, and protrudes outward through the holding hole 12 .
  • the extension pipe body 20 extends upward from the main pipe body 10
  • the downward inclined surface of the pressing part 42 protruding out of the locking hole 12 is of the locking hole 12.
  • the pressing action of the locking protrusion 40 can be easily performed.
  • a fixing part 44 is formed on the lower surface of the pressing part 42 .
  • the fixing part 44 is formed to protrude in a direction perpendicular to the locking hole 12 .
  • the fixing part 44 protrudes in a direction orthogonal to the holding hole 12 when the locking protrusion 40 is locked to the locking hole 12 .
  • the locking protrusion 40 when the locking protrusion 40 is locked and fixed to the locking hole 12 by the fixing part 44, when a certain or more pressing force is not applied to the extension tube 20, the locking protrusion 40 is not easily released, and when the user presses the extension tube body 20 with a pressing force of a certain level or more, the locking protrusion 40 is moved inward of the extension tube body 20 and the extension tube body 20 The locking of can be released.
  • the protrusion 40 is pressed along the downward inclined surface of the pressing part 42, so that the extension tube body 20 is pressed.
  • the lifting operation of (20) can be easily performed with a simple operation.
  • the extension tube 20 when the extension tube 20 is moved downward to shorten the length of the extension tube 20, the user presses the extension tube 20 with a pressing force of a certain level or more, thereby reducing the Fixing of the locking hole 12 may be released.
  • the fixing part 44 protrudes in a direction orthogonal to the lower inside of the locking hole 12, when a pressing force of a certain level or less acts on the extension tube 20, the locking is not released, and the locking is not released.
  • the locking is released only when the above pressing force acts on the extension tube 20, thereby preventing the locking of the fixing part 44 and the locking hole 12 from being easily released when a pressing force below a certain level is applied. can do.
  • An upper part of the pressing part 42 is further provided with a hooking part 46.
  • the hooking part 46 is formed to protrude in a direction orthogonal to the upper inside of the hooking hole 12 .
  • the catching part 46 may be caught and fixed to the upper rim of the catching hole 12.
  • the locking protrusion 40 As the locking protrusion 40 is engaged and fixed to the upper rim of the locking hole 12 by the locking portion 46, when a certain or more pulling force is not applied to the extension tube 20, the locking protrusion The fixing of the 40 is not easily released, and when the user pulls the extension tube 20 with a pressing force of a certain level or more, the locking of the protrusion 40 is released and the extension operation of the extension tube 20 starts at the same time. It can be done.
  • the hooking part 46 protrudes in a direction orthogonal to the upper inside of the hooking hole 12, when a pulling force of a certain level or less acts on the extension tube 20, the hooking is not released.
  • the locking is released only when a pulling force equal to or greater than a certain level acts on the extension pipe 20, so that the locking of the locking portion 46 and the locking hole 12 is easily released when a pulling force lower than a certain level is applied. that can be prevented
  • the hooking part 46 is formed on the upper part of the pressing part 42, the locking of the hooking protrusion 40 and the hooking hole 12 is not easily released, especially the extension pipe body due to strong wind.
  • a pulling force acts on (20), it is possible to prevent the extension tube body (20) from being extended.
  • the straight section (H) of the hooking part 46 is formed within the range of 2 mm to 5 mm (see FIG. 7).
  • the straight section H of the hooking part 46 is set to 2 mm It is preferably applied within the range of ⁇ 5 mm.
  • a locking plate 50 is installed on the side of the locking protrusion 40 .
  • the locking plate 50 is made of a rectangular plate having a predetermined thickness and is installed on the side of the locking protrusion 40 .
  • the locking plate 50 is fixed to the side of the locking protrusion 40 and serves to support the locking protrusion 40 .
  • the locking plate 50 is formed to be larger than the locking hole 12 , it is possible to prevent the locking protrusion 40 from being separated through the locking hole 12 .
  • a first elastic member fixing groove 52 is formed on a side surface of the holding plate 50 . As shown in FIGS. 10 and 12 , the plurality of first elastic member fixing grooves 52 are recessed at regular intervals along the center of the side surface of the holding plate 50 by a predetermined depth.
  • One end of an elastic member 60 to be described later is inserted and fixed into the first elastic member fixing groove 52, and serves to guide the left and right movement of the locking protrusion 40.
  • a locking protrusion fixing body 54 is installed inside the extension tube body 20 .
  • the protrusion fixing body 54 is formed in the form of a block in the shape of a rectangular parallelepiped, and is formed vertically and long.
  • the locking protrusion fixing body 54 has an outer diameter the same size as the inner diameter of the extension tube 20 and is installed to slide along the inside of the extension tube 20 .
  • the locking protrusion fixing body 54 is slid along the inside of the extension tube 20 when assembling the locking protrusion 40 to the extension tube 20, so that the locking hole 12 side It serves to place the protrusion 40.
  • a locking protrusion receiving groove 56 is formed on the side of the locking protrusion fixing body 54 .
  • the locking protrusion accommodating groove 56 has the same size as the outer diameter of the locking plate 50 and is recessed into the side surface of the locking protrusion fixing body 54 by a predetermined depth.
  • the locking protrusion 40 and the locking plate 50 may be accommodated inside the locking protrusion receiving groove 56 .
  • a second elastic member fixing groove 58 is formed on the inner surface of the locking protrusion receiving groove 56 . As shown in FIG. 10 , a plurality of second elastic member fixing grooves 58 are recessed at regular intervals by a predetermined depth along the center of the inner side surface of the locking protrusion receiving groove 56 .
  • the other end of the elastic member 60 to be described later is inserted and fixed into the second elastic member fixing groove 58, and serves to guide the left and right movement of the locking protrusion 40.
  • An elastic member 60 is installed inside the locking protrusion receiving groove 56 .
  • the elastic member 60 is a general spring, and a detailed description thereof will be omitted.
  • One end of the elastic member 60 is inserted and fixed into the first elastic member fixing groove 52 of the locking protrusion 40, and the other end is inserted and fixed into the second elastic member fixing groove 58. (40) serves to elastically support the locking hole (12).
  • the left and right movement of the locking protrusion 40 can be stably performed.
  • the locking protrusion 40 moves in the locking protrusion receiving groove 56 when the extension tube 20 is extended and shortened.
  • the left and right movement of the locking protrusion 40 can be guided, and the left and right movement of the locking protrusion 40 can be performed more stably.
  • the locking protrusion fixing body 54 is slidably installed along the inside of the extension tube 20, the installation of the locking protrusion 40 on the extension tube 20 can be easily performed with a simple operation. there is.
  • the pressing portion 42 it is preferable to form within the range of 40 ° to 50 °.
  • the pulling force of an adult can apply an average of 8 kgf, and when a pulling force of 6 kgf to 8 kgf is applied to the pressing part 42 based on the pulling force of an adult, the protrusion 40 presses
  • the inclination angle of the pressing part 42 should be applied within the range of 40 ° to 50 ° so as to be possible.
  • the length (L) and width (W) of the protrusion 40 are preferably formed within the ranges of 13 mm to 20 mm and 7 mm to 7.5 mm, respectively.
  • the length (L) and width (W) of the protrusion 40 are the length (L) and width of the protrusion 40 based on the pulling force (6kgf to 8kgf) and pressing force (8kgf to 10kgf) of an adult.
  • (W) must be formed within the ranges of 13 mm to 20 mm and 7 mm to 7.5 mm, and thus the operation of the locking protrusion 40 can be a locking and releasing operation of the locking within an appropriate design range.
  • the extension and shortening of the extension pipe body 20 by the user Not only can the operation be performed smoothly, but also appropriate elastic force and holding force for maintaining the fixing force of the locking protrusion 40 can be added to the locking protrusion 40 .
  • a first extension tube 62 may be additionally installed inside the extension tube 20 .
  • the first extension tube 62 may be selectively installed when the length-adjustable foldable length adjusting mechanism according to the present invention has three stages.
  • the first extension pipe body 62 has the same structure as the extension pipe body 20, and the first extension pipe body 62 can be slidably installed inside the extension pipe body 20. It is preferable that the outer diameter of the first extension tube body 62 is smaller than the inner diameter of the extension tube body 20.
  • the first extension pipe body 62 is installed inside the extension pipe body 20 so as to slide vertically, and may be extended or shortened upward along the inside of the extension pipe body 20 .
  • a length adjusting member 30 is installed inside the first extension tube body 62. Since the length adjusting member 30 has the same structure as the extension tube body 20, a detailed description thereof will be omitted.
  • a fixing pin member 70 is installed at the upper end of the first extension pipe body 62 .
  • the fixing pin member 70 is composed of a fixing body 72 and a fixing pin 74.
  • the fixing body 72 is formed in the form of a block having a hexahedral shape, a part of which is press-fitted into the first extension pipe 62 and the remaining part protrudes upward.
  • the fixing body 72 is installed in the upper open portion of the first extension pipe body 62 and serves to seal the upper open portion of the first extension pipe body 62 .
  • a fixing pin 74 is installed at the top center of the fixing body 72 .
  • the fixing pin 74 is formed integrally with the fixing body 72, and is made up of a cylindrical shape and is formed vertically long.
  • the fixing pin 74 protrudes upward from the center of the upper surface of the fixing body 72.
  • a plurality of rope fastening grooves are formed on the outer circumferential surface of the fixing pin 74, so that the tent or tent It is a part that is directly fixed to the tent or fixed by winding a rope or string connected to the tent or tent.
  • FIG. 13 is an exploded view showing the configuration of a length adjusting member constituting another embodiment of the present invention
  • FIG. 14 is a side view showing the configuration of a length adjusting member constituting another embodiment of the present invention
  • FIG. 15 In is a cross-sectional view showing a state in which the length adjusting member constituting another embodiment of the present invention is assembled inside the extension tube body.
  • the extension tube body 20 is made of a metal material or a plastic material, and is made of a cylindrical tube body with a hollow inside and is formed vertically long.
  • the outer diameter of the extension tube body 20 is formed smaller than the inner diameter of the main tube body 10.
  • the extension pipe body 20 is installed inside the main pipe body 10 so as to slide vertically.
  • the extension tube body 20 extends upward through the upper opening of the main tube body 10 and is a part where the overall length adjustment for the folding length adjustment mechanism is made.
  • An engaging hole 12 may be formed on a side surface of the extension tube body 20, similarly to the main tube body 10. Since the catching hole 12 has the same structure as the catching hole 12 applied to the embodiment of the present invention, a detailed description thereof will be omitted.
  • the catching hole 12 of the extension tube body 20 is made of a long hole shape similarly to the catching hole 12 formed in the main tube body 10 and is formed to penetrate vertically.
  • a locking protrusion 40 of a length adjusting member 30 to be described later is inserted into the locking hole 12 of the extension tube 20 and is selectively fixed.
  • a guide groove 80 is formed on the inner surface of the extension pipe body 20 .
  • the guide groove 80 is recessed by a predetermined depth at the center of both side surfaces of the extension tube body 20 .
  • the guide groove 80 is formed long in front and back along the inner surface of the extension tube body 20.
  • the inside of the guide groove 80 is a portion into which a guide member 84 to be described later is inserted.
  • a length adjusting member 30 is installed inside the extension pipe body 20 .
  • the length adjusting member 30 is largely composed of a locking protrusion 40, a locking protrusion fixing body 54, and an elastic member 60.
  • a locking protrusion fixing body 54 is installed inside the extension tube body 20 .
  • the locking protrusion fixing body 54 has a cylindrical shape and is vertically long.
  • the outer diameter of the locking protrusion fixing body 54 is formed to have the same size as the inner diameter of the extension tube body 20, and is installed to slide along the inside of the extension tube body 20.
  • the locking protrusion fixing body 54 is slid along the inside of the extension tube 20 when assembling the locking protrusion 40 to the extension tube 20, so that the locking hole 12 side It serves to place the protrusion 40.
  • Guide member mounting grooves 82 are formed on both sides of the protrusion fixing body 54 . As shown in FIG. 13 , the guide member mounting groove 82 is recessed into a side surface of the locking protrusion fixing body 54 by a predetermined depth. A plurality of the guide member mounting grooves 82 are spaced apart from each other along a side surface of the locking protrusion fixing body 54 . A portion of the upper and lower ends of the guide member 84 to be described later is inserted into and fixed to the inside of the guide member mounting groove 82 .
  • a guide member 84 is coupled to the inside of the guide member mounting groove 82 .
  • the guide member 84 is made of a steel frame having a “c” shape, and as shown in FIG. 14, portions of both ends are inserted and fixed into the guide member mounting groove 82.
  • the guide member 84 is coupled and fixed to both sides of the protrusion fixing body 54, respectively.
  • the guide member 84 is inserted into the guide groove 80 when the locking projection fixing body 54 is inserted into the extension tube body 20, and the locking projection fixing body 54 rotates. serves to prevent
  • the guide member 84 is made of a material that can be elastically deformed, and when the locking projection fixing body 54 is inserted into the extension tube body 20, the guide member 84 is elastically deformed so that the guide member 84 is attached to the extension tube body 20. As it is pressed to the side (20), the protrusion fixing body 54 can be more firmly fixed to the extension tube body 20.
  • a locking protrusion receiving groove 56 is formed on the side of the locking protrusion fixing body 54 .
  • the locking protrusion accommodating groove 56 has the same size as the outer diameter of the locking plate 50 and is recessed into the side surface of the locking protrusion fixing body 54 by a predetermined depth.
  • the locking protrusion 40 and the locking plate 50 may be accommodated inside the locking protrusion receiving groove 56 .
  • An anti-separation plate mounting groove 86 is formed around the protrusion receiving groove 56 .
  • the release prevention plate mounting groove 86 is recessed by a predetermined depth in a rectangular shape on the side surface of the extension pipe body 20 .
  • the release prevention plate 88 to be described later is inserted into and fixed to the inside of the release prevention plate mounting groove 86 .
  • a release prevention plate 88 is installed inside the release prevention plate mounting groove 86 .
  • the release prevention plate 88 is made of a rectangular plate material having a predetermined thickness, and a long hole-shaped locking protrusion guide hole 90 is formed in the center.
  • the release prevention plate 88 is mounted in the release prevention plate mounting groove 86, and the locking protrusion 40 slidably mounted inside the locking protrusion receiving groove 56 is the locking protrusion receiving groove ( 56) to prevent it from escaping to the outside.
  • the locking protrusion 40 may be guided to protrude toward the locking hole 12 through the locking protrusion guide hole 90 of the release prevention plate 88 .
  • the extension tube body 20 or the first extension tube body 62 inserted into the main tube body 10 is pulled upward while holding the end by hand. give.
  • the extension tube body 20 is lifted from the main tube body 10 by the user's extension operation of the extension tube body 20, and the user moves the extension tube body 20 upward and then the main tube body 10 ) It is possible to extend the extension tube body 20 by inserting the locking protrusion 40 into the locking hole 12 formed on the side.
  • the locking protrusion 40 should be fixed at a certain speed or higher. By pulling the extension pipe body 20, it is possible to prevent the locking protrusion 40 from being hooked and fixed to the locking hole 12 where locking is not desired.
  • the locking protrusion 40 can be easily separated by the pressing part 42 of the locking protrusion 40, and conversely, the extension tube body 20 After the extension operation of ) is completed, the fixing part 44 of the locking protrusion can be firmly hooked and fixed in a direction orthogonal to the lower edge of the locking hole 12 .
  • extension tube body 20 when the extension tube body 20 is shortened in a state in which the locking protrusion 40 is locked in the locking hole 12, the user moves the extension tube body 20 in an extension direction (upward direction). Shortening operation of the extension tube body 20 by pressing the protrusion 40 so as to elastically deform the inside of the main tube body 10, and then moving the extension tube body 20 downward at a high speed this can be done

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Supports For Pipes And Cables (AREA)

Abstract

La présente invention concerne un dispositif de réglage de longueur pliable, et un dispositif de réglage de longueur pliable ayant un corps de fixation de partie saillante de préhension disposé de façon à pouvoir coulisser le long de l'intérieur d'un corps de tuyau prolongateur, et peut ainsi facilement fournir une partie saillante de préhension au niveau du corps de tuyau de prolongement au moyen d'une opération simple.
PCT/KR2023/002176 2022-02-23 2023-02-15 Dispositif de réglage de longueur pliable WO2023163443A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202380013286.4A CN117916476A (zh) 2022-02-23 2023-02-15 折叠式长度调节机构

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2022-0023554 2022-02-23
KR1020220023554A KR20230126422A (ko) 2022-02-23 2022-02-23 접이식 길이조절기구

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WO2023163443A1 true WO2023163443A1 (fr) 2023-08-31

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Country Link
KR (1) KR20230126422A (fr)
CN (1) CN117916476A (fr)
WO (1) WO2023163443A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220170287A1 (en) * 2020-12-01 2022-06-02 Thule Sweden Ab Telescopic tent pole

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4385849A (en) * 1981-02-02 1983-05-31 Crain Enterprises, Inc. Extensible and retractable rod
JPH0642565A (ja) * 1992-04-27 1994-02-15 Stabilus Gmbh テレスコープ式の位置決め装置
JPH08159120A (ja) * 1994-12-09 1996-06-18 Ito Seisakusho:Kk パイプ連結構造
JP3090137U (ja) * 2002-05-21 2002-11-29 ロン コアン シエ 伸縮可能なレバー装置
KR20040025005A (ko) * 2002-09-18 2004-03-24 권혁종 착탈성이 우수한 이동식 막사의 결합부재
JP2005279191A (ja) * 2004-03-31 2005-10-13 Takara Sangyo Kk 高さ調整用伸縮ポールを備えた物干し具
KR20110129323A (ko) * 2010-05-25 2011-12-01 휴먼전자 주식회사 운반과 보관이 용이한 접이식 텐트
KR101514836B1 (ko) * 2013-12-04 2015-04-24 주식회사 반도레포츠 접철식 폴대

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200494071Y1 (ko) 2019-04-29 2021-07-27 제이엔에스 주식회사 캠핑용품 설치용 폴대

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4385849A (en) * 1981-02-02 1983-05-31 Crain Enterprises, Inc. Extensible and retractable rod
JPH0642565A (ja) * 1992-04-27 1994-02-15 Stabilus Gmbh テレスコープ式の位置決め装置
JPH08159120A (ja) * 1994-12-09 1996-06-18 Ito Seisakusho:Kk パイプ連結構造
JP3090137U (ja) * 2002-05-21 2002-11-29 ロン コアン シエ 伸縮可能なレバー装置
KR20040025005A (ko) * 2002-09-18 2004-03-24 권혁종 착탈성이 우수한 이동식 막사의 결합부재
JP2005279191A (ja) * 2004-03-31 2005-10-13 Takara Sangyo Kk 高さ調整用伸縮ポールを備えた物干し具
KR20110129323A (ko) * 2010-05-25 2011-12-01 휴먼전자 주식회사 운반과 보관이 용이한 접이식 텐트
KR101514836B1 (ko) * 2013-12-04 2015-04-24 주식회사 반도레포츠 접철식 폴대

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220170287A1 (en) * 2020-12-01 2022-06-02 Thule Sweden Ab Telescopic tent pole

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KR20230126422A (ko) 2023-08-30
CN117916476A (zh) 2024-04-19

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