CN112253906B - Portable culture comprehensive service device - Google Patents

Portable culture comprehensive service device Download PDF

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Publication number
CN112253906B
CN112253906B CN202011003112.4A CN202011003112A CN112253906B CN 112253906 B CN112253906 B CN 112253906B CN 202011003112 A CN202011003112 A CN 202011003112A CN 112253906 B CN112253906 B CN 112253906B
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CN
China
Prior art keywords
rotating shaft
gear
base station
service device
bevel gear
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN202011003112.4A
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Chinese (zh)
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CN112253906A (en
Inventor
贾立新
倪洪杰
张丹
刘安东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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Priority to CN202011003112.4A priority Critical patent/CN112253906B/en
Publication of CN112253906A publication Critical patent/CN112253906A/en
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Publication of CN112253906B publication Critical patent/CN112253906B/en
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    • 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
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
    • B66D1/74—Capstans
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D41/00—Freewheels or freewheel clutches
    • F16D41/12—Freewheels or freewheel clutches with hinged pawl co-operating with teeth, cogs, or the like
    • 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
    • F16M11/02—Heads
    • F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
    • 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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)

Abstract

The invention discloses a portable culture comprehensive service device which comprises a base station and a stand column used for hanging equipment, wherein a first rotating shaft and a first shaft hole which are used for rotating and connecting are arranged between the base station and the stand column, the first rotating shaft is sleeved with a ratchet wheel, and a pawl device used for locking the ratchet wheel is arranged at the corresponding position of the base station.

Description

Portable culture comprehensive service device
Technical Field
The invention relates to stage facilities, in particular to a portable culture comprehensive service device.
Background
The existing culture complex is often combined, for example, a country modern public culture service system disclosed in Chinese patent literature, the publication number CN109736602A of which comprises a culture service function monomer, a culture service independent body and a culture service complex. This kind of culture synthesis needs to make up in the place, including the installation of lighting apparatus and audio equipment etc. needs the staff to climb the height after the combination finishes, and its process is comparatively loaded down with trivial details and has certain requirement to the safety protection of climbing the height operation.
Disclosure of Invention
The invention aims to solve the problems that the existing culture comprehensive body is complex in assembly and the installation of various devices needs to be subjected to height climbing operation, and provides a culture comprehensive service device which can be conveniently unfolded without complex combination steps and does not need to be subjected to height climbing when lighting equipment or sound equipment is installed.
In order to achieve the purpose, the invention adopts the following technical scheme:
a portable culture comprehensive service device comprises a base station and a stand column used for hanging equipment, wherein a first rotating shaft and a first shaft hole which are used for rotary connection are arranged between the base station and the stand column, the first rotating shaft sleeve is provided with a ratchet wheel, a pawl device for locking the ratchet wheel is arranged at the corresponding position of the base station, the pawl device comprises a pawl body and a positioning plate fixedly connected with the base station, a second rotating shaft is arranged on the positioning plate, one end of the second rotating shaft is connected with the positioning plate in a sliding way, the other end of the second rotating shaft is hinged with the claw body, a first spring and a limiting block for resetting are arranged between the claw body and the second rotating shaft, and a second spring for resetting is arranged between the second rotating shaft and the positioning plate, the stand column is provided with a pull rope for pulling, a winch for pulling the pull rope is arranged at the position corresponding to the base station, one end of the pull rope is fixedly connected with the stand column, and the other end of the pull rope is wound on the winch. The base station is used for placing personnel performance or other equipment, the upright post is in a folded state in a transportation state, and different from the traditional assembled culture complex, the base station and the upright post are in a connected state, and a winch is required to drive the inhaul cable in the unfolding process of the base station, so that the upright post at one end of the inhaul cable is converted into a vertical state under the action of external force pulling, and therefore, the assembly and the disassembly afterwards are not required, and the unfolding process is simple and convenient; meanwhile, the lighting and sound equipment is installed on the upright post without being lifted by workers, and the equipment to be hung can be installed on the upright post when the upright post is in a folded state before rotating and then unfolded, so that the step of manually lifting is omitted. The effect of pawl device is to avoid the stand because the cable fracture leads to when expanding topples, utilizes the cooperation of ratchet and pawl device to make but stand unidirectional rotation, when needs are folded, pulls the second pivot for the claw body breaks away from with the ratchet, so that stand antiport.
Preferably, the upright post is provided with a supporting plate, one end of the supporting plate is provided with a third rotating shaft for rotating, the third rotating shaft is sleeved with a first gear, a corresponding position of the base station is sleeved with a second gear, and the first gear is in transmission connection with the second gear through a transmission gear device. The supporting plate is used for installing lighting and sound equipment, and because the upright post can change angle in the rotating process, the equipment on the upright post can be deviated.
Preferably, a weight pulley is provided at a position corresponding to the base, and the pull cable is attached to the weight pulley. The weight-bearing pulley is used for avoiding the friction between the inhaul cable and edges and corners of a base platform or a column and the like.
Preferably, the transmission gear device comprises a first bevel gear, a second bevel gear and a long rod for connection, the two ends of the long rod are respectively fixedly connected with the first bevel gear and the second bevel gear, the first bevel gear is meshed with the first gear, and the second bevel gear is meshed with the second gear. The long rod is used for fixedly connecting the first bevel gear and the second bevel gear, so that the transmission gear device can be axially extended under the condition that the radial size is not increased as much as possible, and the design of the position of the supporting plate is facilitated.
Preferably, the section of one end, close to the positioning plate, of the second rotating shaft is polygonal, and a second shaft hole matched with the second rotating shaft is formed in the joint of the positioning plate and the second rotating shaft. The polygonal second rotation shaft avoids circumferential rotation thereof during sliding.
Preferably, the claw body is embedded with a ball for reducing friction.
Preferably, the inhaul cable is made of nylon materials.
Therefore, the invention has the following beneficial effects: (1) the vertical column can be unfolded by using the winch and the inhaul cable, the ratchet wheel avoids the reverse overturning of the vertical column caused by the breakage of the inhaul cable or the failure of the winch, the cultural complex is conveniently unfolded, required equipment can be installed on the vertical column when the vertical column is in an unfolded state, and the climbing operation when lamplight equipment and sound equipment are installed is avoided; (2) the supporting plate is always parallel to the upper end face of the base station, and accidental collision and damage of equipment on the stand column along with angle change of the stand column are avoided.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
FIG. 2 is a schematic view of the ratchet of the present invention.
FIG. 3 is a cross-sectional view of the ratchet of the present invention.
Fig. 4 is a schematic view of the structure of the transmission gear device of the present invention.
In the figure: 1. the device comprises a base platform 2, a vertical column 3, a winch 4, a guy cable 5, a supporting plate 6, a third rotating shaft 7, a first rotating shaft 8, a load-bearing pulley 9, a ratchet wheel 10, a second rotating shaft 11, a claw body 12, a ball 13, a limiting block 14, a first spring 15, a second spring 16, a positioning plate 17, a second shaft hole 18, a first gear 19, a second gear 20, a first bevel gear 21, a long rod 22 and a second bevel gear.
Detailed Description
The invention is further described with reference to the following detailed description and accompanying drawings.
Examples
In the embodiment shown in fig. 1, 2, 3 and 4, a cultural complex mainly comprises a base platform 1, the upper end surface of the base platform 1 can be used for personnel performing or equipment placing, two side edges of the base platform 1 are respectively provided with a vertical column 2, the vertical column 2 is plate-shaped, the lower end of the vertical column 2 is provided with a first rotating shaft 7, the corresponding position of the base platform 1 is provided with a first shaft hole for matching, so that the vertical column 2 can rotate around the first rotating shaft 7, the first rotating shaft 7 is sleeved with a ratchet wheel 9, the corresponding position of the base platform 1 is provided with a positioning plate 16, the positioning plate 16 is provided with a rectangular second shaft hole 17, a second rotating shaft 10 is connected in the second shaft hole 17 in a sliding manner, one end of the second rotating shaft 10 in the second shaft hole 17 is also processed into a rectangle, so that the second rotating shaft and the ratchet wheel can be matched, and the circumferential rotation of the second rotating shaft 10 can be avoided, and the cross section of one end of the second shaft hole 17 is circular, a claw body 11 is hinged on the ratchet wheel, a ball 12 is embedded on the end face of the claw body 11, which is in contact with the ratchet of the ratchet wheel 9, the claw body 11 can rotate on a second rotating shaft 10, a limit block 13 for limiting the rotation of the claw body 11 is arranged at the corresponding position of the second rotating shaft 10, a first spring 14 is arranged between the claw body 11 and the second rotating shaft 10, and a second spring 15 is arranged between the second rotating shaft 10 and a positioning plate 16. The pawl device composed of the pawl body 11, the positioning plate 16, the limiting block 13, the first spring 14, the second spring 15 and the second rotating shaft 10 can ensure the unidirectional rotation of the ratchet wheel 9, and simultaneously, when the second rotating shaft 10 is pulled out, the pawl is separated from the ratchet wheel 9, and the ratchet wheel 9 can rotate reversely.
Set up a window form that is used for holding layer board 5 on the stand 2, the one end of layer board 5 is equipped with third pivot 6, and stand 2 corresponds the position and is equipped with the complex shaft hole for layer board 5 can rotate around third pivot 6. A first gear 18 is sleeved on the third rotating shaft 6, a second gear 19 is fixed at a corresponding position of the base station 1, a transmission gear device is rotatably connected in the supporting plate 5, two ends of a long rod 21 of the transmission gear device are respectively and fixedly connected with a first bevel gear 20 and a second bevel gear 22, the first bevel gear 20 is meshed with the first gear 18, and the second bevel gear 22 is meshed with the second gear 19. The free end of the upright post 2 is fixed with a nylon inhaul cable 4, the inhaul cable 4 is wound on a winch 3 after bypassing a load-bearing pulley 8 arranged at the position, close to a first rotating shaft 7, of the base platform 1, the winch 3 is located on the side end face of the base platform 1, and the distance between the two upright posts 2 is the same.
When the culture comprehensive service device needs to be unfolded, the winch 3 is rotated, so that the upright post 2 gradually rotates, in the rotating process, the free end of the upright post 2 is gradually lifted, at the moment, the second gear 19 is fixed, the transmission gear device in the upright post 2 rotates relative to the second gear 19, the second bevel gear 22 rotates under the driving of the second gear 19 to drive the first bevel gear 20 to rotate, and finally the first gear 18 rotates, the first gear 18 is fixedly connected with the third rotating shaft 6, so that the third rotating shaft 6 rotates in the reverse direction, the supporting plate 5 rotates in the reverse direction relative to the upright post 2, and the supporting plate 5 is always parallel to the upper end face of the base station 1, so that equipment such as lighting equipment and sound equipment is fixed on the supporting plate 5 before being unfolded, and cannot be damaged by accidental impact due to angle change in the unfolding process.

Claims (7)

1. A portable culture comprehensive service device comprises a base station and two stand columns for hanging equipment, and is characterized in that the stand columns are arranged at two ends of the base station; a first rotating shaft and a first shaft hole which are used for being connected in a rotating mode are arranged between the base station and the stand columns, a ratchet wheel is arranged on the first rotating shaft in a sleeved mode, a pawl device used for locking the ratchet wheel is arranged at a position corresponding to the base station, the pawl device comprises a claw body and a positioning plate fixedly connected with the base station, a second rotating shaft is arranged on the positioning plate, one end of the second rotating shaft is connected with the positioning plate in a sliding mode, the other end of the second rotating shaft is hinged to the claw body, a first spring and a limiting block which are used for resetting are arranged between the claw body and the second rotating shaft, a second spring which is used for resetting is arranged between the second rotating shaft and the positioning plate, a pulling rope used for pulling is arranged on the stand columns, a winch used for pulling the pulling rope is arranged at a position corresponding to the base station, and the winch is arranged on the side face of the base station and has the same distance between the two stand columns; one end of the inhaul cable is fixedly connected with the upright post, and the other end of the inhaul cable is wound on the winch.
2. The convenient culture comprehensive service device according to claim 1, wherein a support plate is arranged on the upright post, a third rotating shaft for rotation is arranged at one end of the support plate, a first gear is sleeved on the third rotating shaft, a second gear is sleeved at a corresponding position of the base platform, and the first gear is in transmission connection with the second gear through a transmission gear device.
3. The portable culture comprehensive service device as claimed in claim 1, wherein a weight pulley is disposed at a position corresponding to the base, and the pull cable is attached to the weight pulley.
4. The portable culture comprehensive service device according to claim 2, wherein the transmission gear device comprises a first bevel gear, a second bevel gear and a long rod for connection, the two ends of the long rod are respectively fixedly connected with the first bevel gear and the second bevel gear, the first bevel gear is meshed with the first gear, and the second bevel gear is meshed with the second gear.
5. The portable culture comprehensive service device as claimed in claim 1, wherein a cross-section of an end of the second shaft adjacent to the positioning plate is polygonal, and a second shaft hole matched with the second shaft is formed at a joint of the positioning plate and the second shaft.
6. The portable culture integration service device as claimed in claim 1, wherein the claw body is embedded with a ball for reducing friction.
7. A portable culture integration service device according to any one of claims 1-6, wherein the pull cable is made of nylon.
CN202011003112.4A 2020-09-22 2020-09-22 Portable culture comprehensive service device Active CN112253906B (en)

Priority Applications (1)

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CN202011003112.4A CN112253906B (en) 2020-09-22 2020-09-22 Portable culture comprehensive service device

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Application Number Priority Date Filing Date Title
CN202011003112.4A CN112253906B (en) 2020-09-22 2020-09-22 Portable culture comprehensive service device

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CN112253906B true CN112253906B (en) 2022-05-31

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107253685A (en) * 2017-08-04 2017-10-17 南通皋强照明科技有限公司 A kind of high bar camera disk lifting device
CN107492313A (en) * 2017-08-21 2017-12-19 合肥惠科金扬科技有限公司 A kind of high new type foldable display screen of stability
CN107575710A (en) * 2017-09-14 2018-01-12 南京宝丽晶电子科技有限公司 A kind of FPD platen bracket with ratchet adjustable angle
CN108167604A (en) * 2018-02-12 2018-06-15 泰州市创新电子有限公司 A kind of display bracket
CN208287305U (en) * 2017-02-04 2018-12-28 李进 Infusion support arm
CN109124050A (en) * 2018-09-30 2019-01-04 周美兰 A kind of multi-use architecture design platform
CN209430993U (en) * 2019-01-17 2019-09-24 泰州市创新电子有限公司 A kind of single armed lifting support
CN209747068U (en) * 2019-05-04 2019-12-06 寻乌县卓讯广告有限公司 Advertising board with self-cleaning function
CN209842890U (en) * 2018-12-10 2019-12-24 东莞市众骏实业有限公司 Electronic whiteboard for intelligent teaching
CN210398234U (en) * 2019-08-26 2020-04-24 南通市久正人体工学股份有限公司 Ratchet type computer lifting support
CN111076045A (en) * 2020-01-15 2020-04-28 广州欧享科技有限公司 Novel folding screen television bracket
CN213145852U (en) * 2020-08-20 2021-05-07 谭剑 Adjustable territory measuring device for territory planning of territory space

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DE3700205A1 (en) * 1986-07-30 1988-02-18 Wiegand Gmbh P Elevating platform or stage
CN103557414B (en) * 2013-11-11 2016-02-10 山东大华医特环保工程有限公司 Rotating machinery and angle adjustable nucleic injection protective enclosure
US10066783B2 (en) * 2015-01-02 2018-09-04 Suncraft Solutions, Inc. Support assembly for vertically disposed objects, such as televisions and video monitors
CN106219432B (en) * 2016-09-07 2018-05-22 吉林大学 Ultra-thin concealed type Multifunctional auto-lift or-fall and lighting device

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208287305U (en) * 2017-02-04 2018-12-28 李进 Infusion support arm
CN107253685A (en) * 2017-08-04 2017-10-17 南通皋强照明科技有限公司 A kind of high bar camera disk lifting device
CN107492313A (en) * 2017-08-21 2017-12-19 合肥惠科金扬科技有限公司 A kind of high new type foldable display screen of stability
CN107575710A (en) * 2017-09-14 2018-01-12 南京宝丽晶电子科技有限公司 A kind of FPD platen bracket with ratchet adjustable angle
CN108167604A (en) * 2018-02-12 2018-06-15 泰州市创新电子有限公司 A kind of display bracket
CN109124050A (en) * 2018-09-30 2019-01-04 周美兰 A kind of multi-use architecture design platform
CN209842890U (en) * 2018-12-10 2019-12-24 东莞市众骏实业有限公司 Electronic whiteboard for intelligent teaching
CN209430993U (en) * 2019-01-17 2019-09-24 泰州市创新电子有限公司 A kind of single armed lifting support
CN209747068U (en) * 2019-05-04 2019-12-06 寻乌县卓讯广告有限公司 Advertising board with self-cleaning function
CN210398234U (en) * 2019-08-26 2020-04-24 南通市久正人体工学股份有限公司 Ratchet type computer lifting support
CN111076045A (en) * 2020-01-15 2020-04-28 广州欧享科技有限公司 Novel folding screen television bracket
CN213145852U (en) * 2020-08-20 2021-05-07 谭剑 Adjustable territory measuring device for territory planning of territory space

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Application publication date: 20210122

Assignee: ZHEJIANG JINERTAI TOYS Co.,Ltd.

Assignor: JIANG University OF TECHNOLOGY

Contract record no.: X2023980037362

Denomination of invention: A convenient cultural comprehensive service device

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Application publication date: 20210122

Assignee: Songyang County Wonderful Advertising Co.,Ltd.

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Denomination of invention: A convenient cultural comprehensive service device

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Record date: 20240104