WO2023245995A1 - Support de pliage télescopique - Google Patents

Support de pliage télescopique Download PDF

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Publication number
WO2023245995A1
WO2023245995A1 PCT/CN2022/136248 CN2022136248W WO2023245995A1 WO 2023245995 A1 WO2023245995 A1 WO 2023245995A1 CN 2022136248 W CN2022136248 W CN 2022136248W WO 2023245995 A1 WO2023245995 A1 WO 2023245995A1
Authority
WO
WIPO (PCT)
Prior art keywords
telescopic
tube
nut
folding
bracket
Prior art date
Application number
PCT/CN2022/136248
Other languages
English (en)
Chinese (zh)
Inventor
孟华玉
Original Assignee
孟华玉
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 孟华玉 filed Critical 孟华玉
Publication of WO2023245995A1 publication Critical patent/WO2023245995A1/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
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
    • F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
    • F16M11/28—Undercarriages for supports with one single telescoping pillar
    • 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
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
    • F16M11/38—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by folding, e.g. pivoting or scissors tong mechanisms

Definitions

  • the utility model relates to a telescopic folding bracket.
  • Telescopic rods are often made of telescopic hollow cylindrical rods rolled from metal strips or plastic sheets.
  • the characteristic is that the metal strips or plastic sheets are pre-shaped into an elastic curling layer with a memory function that is smaller than the outer diameter of the rod. It has a self-tightening function so that the curled layer always has the elastic potential energy to exert pressure on the telescopic rod.
  • the telescopic pole is divided into two parts: the pole head and the pole. There are two, three or more sections. The length ranges from 1.2 meters to 9 meters. It can be extended or shortened, easy to use and carry, and the length of the telescopic pole can be easily adjusted. . Suitable for various support frames that require height adjustment.
  • the telescopic stand When the telescopic stand is in use with the existing tripod telescopic stand of a mobile phone, it cannot be conveniently operated in a telescopic and folding manner, thus increasing the number of operating steps and making the operation cumbersome.
  • the technical problem to be solved by this utility model is to provide a telescopic and folding bracket to realize the integrated telescopic and folding operation in view of the current situation of the existing technology.
  • a telescopic folding bracket which includes a telescopic tube and a folding support. It is characterized in that: the folding bracket includes a bracket seat slidably arranged on the telescopic tube, a hinged There are a plurality of legs on the bracket base, and the bracket base is provided with a locking component that fixes the bracket base to the telescopic tube.
  • the three legs are evenly distributed on the bracket base, the cross section of each leg is arc-shaped, and the three legs are combined to form a tubular structure wrapped around the outside of the telescopic tube.
  • the root of the telescopic tube is provided with a fixed sleeve, a support rod is hingedly connected to the fixed sleeve, and the outer end of the support rod is used for a connector that can be detachably connected to the support leg.
  • the bracket seat includes a seat body that is sleeved on the outer wall of the telescopic tube, and a plurality of hinge parts are radially formed at the bottom of the seat body.
  • the locking assembly includes a nut and a screw, and a mounting portion communicated with the inner cavity of the seat is formed on the side wall of the seat.
  • the nut is disposed in the mounting portion, and an inner end of the mounting portion opposite to the nut is formed.
  • Pressure plate the screw is screwed on the nut to compress the pressure plate.
  • the telescopic tube includes an outer tube and an inner tube.
  • a limiting ring is formed on the outer wall of the root of the inner tube.
  • a constriction with a smaller diameter is formed on the top of the outer tube.
  • the limiting ring is slidably disposed in the outer tube, and the inner tube is slidably disposed in the outer tube.
  • a sleeve is set on the top of the outer pipe, the inner pipe passes through the sleeve, and a tightening assembly for tightening the inner pipe is provided on the sleeve.
  • the tightening assembly includes a nut and a set screw, a connecting portion communicating with the inside of the sleeve is formed on the outer wall of the sleeve, the nut is arranged in the connecting portion, and a connecting portion opposite to the nut is formed at the inner end of the connecting portion.
  • the set screw is screwed into the nut to tighten the pressure plate.
  • the advantage of the present utility model is that: based on the telescopic tube structure of the bracket, the utility model realizes the integrated operation of telescopic and folding by setting a folding support at the bottom of the telescopic tube. At the same time, the folding support The bracket seat set by sliding moves on the telescopic tube. After the position of the bracket seat is determined, the locking assembly is used to fix the bracket seat on the telescopic tube to realize the position adjustment of the folding bracket on the telescopic tube.
  • Figure 1 is a schematic structural diagram of a telescopic folding bracket in an embodiment of the present utility model
  • Figure 2 is a cross-sectional view of Figure 1;
  • Figure 3 is a schematic structural diagram of the folding support in Figure 1 in an open state
  • Figure 4 is a schematic diagram of the partially exploded structure of Figure 1;
  • Figure 5 is a partial enlarged view of position A in Figure 2.
  • the telescopic and folding bracket in this embodiment includes a telescopic tube 1 and a folding support 2.
  • the folding support 2 includes a bracket base 22 slidably arranged on the telescopic tube 1 and a plurality of legs 21 hinged on the bracket base 22.
  • the bracket base 22 is provided with a locking assembly that fixes the bracket base 22 to the telescopic tube 1.
  • the bracket base 22 includes a base body 221 that is sleeved on the outer wall of the telescopic tube 1.
  • a plurality of hinge parts 222 are radially formed at the bottom of the base body 221, and each leg 21 is hinged on the hinge parts 222.
  • each leg 21 there are three legs 21, and the three legs 21 are evenly distributed on the bracket base 22.
  • the cross section of each leg 21 is arc-shaped, and the three legs 21 are wrapped in a telescopic body after being combined.
  • the tubular structure outside the tube 1 is such that after the legs 21 are folded and contracted, each leg 21 fits on the outer wall of the telescopic tube 1 to reduce the volume.
  • a fixed sleeve 232 is provided at the root of the telescopic tube 1.
  • the fixed sleeve 232 is hinged with a support rod 23, and the outer end of the support rod 23 is used for detachable connection with the support leg 21. connector 231. After the support leg 21 is opened, the support rod 23 is rotated, and the support rod 23 is connected to the support leg 21 using the connector 231 at the outer end of the support rod 23.
  • the support rod 23 realizes the reinforced connection of the support leg 21.
  • the locking assembly includes a nut 23 and a screw.
  • a mounting portion 223 communicating with the inner cavity of the seat 221 is formed on the side wall of the base 221.
  • the nut 23 is disposed in the mounting portion 223, and is formed on the inner end of the mounting portion 223.
  • the telescopic tube 1 has a telescopic structure.
  • the telescopic tube 1 includes an outer tube 11 and an inner tube 12.
  • a limiting ring 121 is formed on the outer wall of the root of the inner tube 12, and a diameter variable ring is formed on the top of the outer tube 11.
  • the small constriction 111 and the limit ring 121 are slidably disposed in the outer tube 11.
  • the inner tube 12 is slidably disposed on the inner wall of the constriction 111.
  • the top of the outer tube 11 is covered with a sleeve 13, and the inner tube 12 passes through the sleeve 13.
  • the sleeve 13 is provided with a tightening assembly for tightening the inner tube 12 .
  • the tightening assembly includes a nut 14 and a set screw.
  • a connecting part 131 communicating with the inside of the sleeve 13 is formed on the outer wall of the sleeve 13.
  • the nut 14 is disposed in the connecting part 131, and inside the connecting part 131
  • the end is formed with a pressing piece 132 arranged opposite to the nut 14, and a set screw is screwed into the nut 14 to compress the pressing piece 132.
  • the present utility model realizes the integrated operation of the telescopic and folding 1 by arranging the folding support 2 at the bottom of the telescopic tube 1 based on the structure of the telescopic tube 1 of the bracket.
  • the folding support 2 is provided by sliding the bracket seat. 22 moves on the telescopic tube 1.
  • the bracket seat 22 is fixed on the telescopic tube 1 using the locking assembly to realize the position adjustment of the folding support 2 on the telescopic tube 1.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tents Or Canopies (AREA)
  • Accessories Of Cameras (AREA)

Abstract

Support de pliage télescopique, comprenant un tuyau télescopique (1) et une base de pliage (2), la base de pliage comprenant une base de support (22) agencée de manière coulissante sur le tuyau télescopique et une pluralité de pieds de support (21) articulés sur la base de support, et un ensemble de verrouillage, qui est utilisé pour fixer la base de support sur le tuyau télescopique, étant disposé sur la base de support. Le support de pliage télescopique réalise une opération intégrée télescopique et de pliage.
PCT/CN2022/136248 2022-06-24 2022-12-02 Support de pliage télescopique WO2023245995A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202221613067.9 2022-06-24
CN202221613067.9U CN217714413U (zh) 2022-06-24 2022-06-24 一种伸缩折叠支架

Publications (1)

Publication Number Publication Date
WO2023245995A1 true WO2023245995A1 (fr) 2023-12-28

Family

ID=83774324

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/136248 WO2023245995A1 (fr) 2022-06-24 2022-12-02 Support de pliage télescopique

Country Status (2)

Country Link
CN (1) CN217714413U (fr)
WO (1) WO2023245995A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN217714413U (zh) * 2022-06-24 2022-11-01 宁波达沃斯电器有限公司 一种伸缩折叠支架

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3076794B1 (ja) * 1999-02-05 2000-08-14 スリック株式会社 伸縮自在管の締結装置
CN107830366A (zh) * 2017-12-05 2018-03-23 成都左右互动科技有限公司 一种可调整角度的旋转式通讯设备支撑架
EP3473785A1 (fr) * 2017-10-20 2019-04-24 EL-Björn AB Mât télescopique
CN210240082U (zh) * 2019-06-03 2020-04-03 广东顺德伍思电器燃具有限公司 一种落地风扇伸缩柱锁紧装置
CN211083485U (zh) * 2019-11-20 2020-07-24 常州科力达仪器有限公司 一种钮手式三脚架
CN211289433U (zh) * 2018-12-14 2020-08-18 深圳市全天拍科技有限公司 可折叠的便携式支架
CN217714413U (zh) * 2022-06-24 2022-11-01 宁波达沃斯电器有限公司 一种伸缩折叠支架

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3076794B1 (ja) * 1999-02-05 2000-08-14 スリック株式会社 伸縮自在管の締結装置
EP3473785A1 (fr) * 2017-10-20 2019-04-24 EL-Björn AB Mât télescopique
CN107830366A (zh) * 2017-12-05 2018-03-23 成都左右互动科技有限公司 一种可调整角度的旋转式通讯设备支撑架
CN211289433U (zh) * 2018-12-14 2020-08-18 深圳市全天拍科技有限公司 可折叠的便携式支架
CN210240082U (zh) * 2019-06-03 2020-04-03 广东顺德伍思电器燃具有限公司 一种落地风扇伸缩柱锁紧装置
CN211083485U (zh) * 2019-11-20 2020-07-24 常州科力达仪器有限公司 一种钮手式三脚架
CN217714413U (zh) * 2022-06-24 2022-11-01 宁波达沃斯电器有限公司 一种伸缩折叠支架

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Publication number Publication date
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