CN111998203A - Prevent display screen support that emptys - Google Patents

Prevent display screen support that emptys Download PDF

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Publication number
CN111998203A
CN111998203A CN202010859190.8A CN202010859190A CN111998203A CN 111998203 A CN111998203 A CN 111998203A CN 202010859190 A CN202010859190 A CN 202010859190A CN 111998203 A CN111998203 A CN 111998203A
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CN
China
Prior art keywords
fixedly connected
display screen
air
rod
air outlet
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.)
Withdrawn
Application number
CN202010859190.8A
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Chinese (zh)
Inventor
王丙超
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.)
Hangzhou Weibos Cultural Communication Co ltd
Original Assignee
Hangzhou Weibos Cultural Communication Co ltd
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 Hangzhou Weibos Cultural Communication Co ltd filed Critical Hangzhou Weibos Cultural Communication Co ltd
Priority to CN202010859190.8A priority Critical patent/CN111998203A/en
Publication of CN111998203A publication Critical patent/CN111998203A/en
Withdrawn legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20Undercarriages with or without wheels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/023Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
    • F16F15/0232Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention relates to the technical field of computer auxiliary equipment and discloses an anti-toppling display screen support which comprises a base, wherein a supporting rod is fixedly connected to the upper end of the base, a trigger rod is rotatably connected to the upper end of the supporting rod, a rotating rod is rotatably connected to one end, far away from the supporting rod, of the trigger rod, an air outlet box is fixedly connected to the outer side of the rotating rod, an air outlet groove is formed in the air outlet box, a supporting sleeve is movably connected to the outer side of the air outlet box, a metal strip is fixedly connected to the surface of the supporting sleeve, and an air bin is fixedly connected to the upper end of the air outlet box. Through rotating between bull stick and the bracing piece and being connected, go out the outside of gas tank and support fixedly connected with gasbag between the cover, sliding connection has the bobble in the gas pocket of the lower extreme of gas storehouse to reached and can remain stable when not promoted, prevent that the desk from rocking that drives rocking of display screen has good strain shake and stable effect.

Description

Prevent display screen support that emptys
Technical Field
The invention relates to the technical field of computer auxiliary equipment, in particular to an anti-toppling display screen support.
Background
The lower extreme of display screen adds the supporting seat and increases its stability and holding power, and present display screen base, the general area that increases its bottom surface realizes the stability to the display screen, has increased the area of desktop, and can't realize giving the support when the display screen is emptyd by the collision to the display screen that will topple over restores the normal position, can not give the effect of straining the shake when the desktop rocks, can not avoid rocking of display screen.
In order to solve the problems, the inventor provides an anti-toppling display screen support, the rotating rod is rotatably connected with the support rod, the air bag is fixedly connected between the outer side of the air outlet box and the support sleeve, and the small ball is slidably connected in the air hole at the lower end of the air bin, so that the display screen support can be kept stable when not pushed, the table is prevented from shaking to drive the display screen to shake, and good effects of filtering, shaking and stability are achieved.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an anti-toppling display screen support which has the advantages of filtering and shaking when a desktop shakes, preventing the display screen from shaking along with the desktop, automatically supporting the display screen when the display screen topples over due to collision, preventing the display screen from toppling over, enabling the display screen to recover the original shape, and reducing the floor area of the desktop.
(II) technical scheme
In order to achieve the purposes that the display screen can be filtered and shaken when the desktop shakes, the display screen is prevented from shaking along with the desktop, and can be automatically supported when being collided and toppled, so that the display screen is prevented from toppling, the display screen can be restored to the original state, and the floor area of the desktop is reduced, the invention provides the following technical scheme: a falling-proof display screen support comprises a base, wherein a supporting rod is fixedly connected to the upper end of the base, a trigger rod is rotatably connected to the upper end of the supporting rod, a rotating rod is rotatably connected to one end, away from the supporting rod, of the trigger rod, an air outlet box is fixedly connected to the outer side of the rotating rod, an air outlet groove is formed in the air outlet box, a supporting sleeve is movably connected to the outer side of the air outlet box, a metal strip is fixedly connected to the surface of the supporting sleeve, an air bin is fixedly connected to the upper end of the air outlet box, an electromagnetic rod is fixedly connected to the side face of the air bin, a small ball is slidably connected to the circle center of the air bin, a mounting plate is fixedly connected to the upper end of the air bin, a ventilation hole is formed in the mounting plate, a supporting plate is fixedly connected to the inside of the ventilation hole, a, the fan blade mounting structure is characterized in that one end of the rotating fan blade, away from the rotating shaft, is fixedly connected with a coil, two sides of the coil are movably connected with permanent magnets, the center of the mounting plate is fixedly connected with an air pump, the lower end of the air pump is rotatably connected with a one-way air valve, and two sides of the base are fixedly connected with air springs.
Preferably, the base is internally provided with an air hole, and one end of the air hole is communicated with the air spring.
Preferably, the upper end of the support rod is rotatably connected with a rotating bearing, and the other end of the rotating bearing is rotatably connected with a rotating rod.
Preferably, the trigger bar comprises two rods, the two rods are rotatably connected, a metal block is fixedly connected at the joint of the connecting rods, and a metal strip is fixedly connected inside the trigger bar.
Preferably, the surface of the rotating rod is fixedly connected with a metal strip, the upper end of the rotating rod is fixedly connected with an electric wire, and the other end of the electric wire is fixedly connected with an air pump.
Preferably, the inside of gas storehouse is divided into four cabins, and the lower extreme in every cabin is seted up there is the gas pocket, and the upper end swing joint of gas pocket has the bobble, and the bobble passes through spring and gas storehouse internal connection, and the lower extreme of gas pocket is connected with out the gas groove.
Preferably, the inside of the support sleeve is divided into four cabins, the upper end of each cabin is communicated with the air outlet groove, the outer side of the air outlet box is fixedly connected with an air bag, and the other end of the air bag is fixedly connected with the support sleeve.
Preferably, the ventilation hole is the dead slot that is T shape, the both ends fixedly connected with dust guard in ventilation hole, the horizontal direction fixedly connected with backup pad in ventilation hole, the vertical inslot fixedly connected with air pump in ventilation hole.
Preferably, the end of the coil is fixedly connected with a metal sheet, and the metal sheet is connected with an electromagnetic rod through an electric wire.
(III) advantageous effects
Compared with the prior art, the invention provides an anti-toppling display screen bracket, which has the following beneficial effects:
1. this prevent display screen support that emptys rotates between bull stick and the bracing piece to be connected, goes out the outside of gas tank and supports fixedly connected with gasbag between the cover, and sliding connection has the bobble in the gas pocket of the lower extreme of gas storehouse to reached and can remain stable when not promoted, prevent that the desk from rocking that drives rocking of display screen has good strain the effect of shake and stability.
2. This prevent display screen support of empting, contact through trigger bar and metal strip, the air pump has got the electricity and begins work, the coil follows the rotation under the rotation of flabellum, the both sides swing joint of coil has the permanent magnet, the coil passes through electric wire connection with the electromagnetic bar, make the gas storehouse opened, the gas storehouse all divide into four parts with vent line, thereby reached when the display screen is emptyd, make the air spring of empting one side inflate rapidly, give the mounting panel support, stabilize the focus of display screen, the area of desktop has been reduced, prevent the effect that the display screen is emptyd.
Drawings
FIG. 1 is a front cross-sectional structural view of a stent according to the present invention;
FIG. 2 is a side cross-sectional structural view of the stent of the present invention;
FIG. 3 is a cross-sectional structural schematic view of a gas cartridge according to the present invention;
FIG. 4 is an enlarged view of the structure at A of FIG. 2 according to the present invention;
fig. 5 is an enlarged schematic view of the invention at B of fig. 2.
In the figure: 1. a base; 2. a support bar; 3. a trigger lever; 4. a rotating rod; 5. an air outlet box; 6. an air outlet groove; 7. a support sleeve; 8. a metal strip; 9. a gas bin; 10. an electromagnetic rod; 11. a pellet; 12. mounting a plate; 13. a vent hole; 14. a support plate; 15. a rotating shaft; 16. a fan blade; 17. a coil; 18. a permanent magnet; 19. an air pump; 20. a one-way air valve; 21. an air spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an anti-toppling display screen support includes a base 1, an air hole is formed in the base 1, and one end of the air hole is communicated with an air spring 21. The upper end fixedly connected with bracing piece 2 of base 1, the upper end of bracing piece 2 is rotated and is connected with rolling bearing, and rolling bearing's the other end is rotated and is connected with bull stick 4, rotates between bull stick 4 and the bracing piece 2, and bracing piece 2 is fixed, and bull stick 4 rocks thereupon. The upper end of bracing piece 2 is rotated and is connected with trigger bar 3, and trigger bar 3 comprises two poles, and two poles rotate to be connected, and the junction fixedly connected with metal block of connecting rod, the inside fixedly connected with metal strip 8 of trigger bar 3. The one end that the bracing piece 2 was kept away from to the trigger lever 3 rotates and is connected with bull stick 4, and the fixed surface of bull stick 4 is connected with metal strip 8, the upper end fixedly connected with electric wire of bull stick 4, the other end fixedly connected with air pump 19 of electric wire. The outside fixedly connected with of bull stick 4 goes out gas case 5, and the groove 6 of going out the gas has been seted up to the inside of the case 5 of giving vent to anger, and the outside swing joint of the case 5 of giving vent to anger has a support cover 7, and the inside branch of supporting cover 7 is four cabins, and the upper end in every cabin all communicates with the groove 6 of going out the gas, goes out the outside fixedly connected with gasbag of gas case 5, and the other end fixedly connected with of gasbag supports cover 7. Support the fixed surface of cover 7 and be connected with metal strip 8, the upper end fixedly connected with gas storehouse 9 of case 5 of giving vent to anger, the inside of gas storehouse 9 is divided into four cabins, and the lower extreme in every cabin is seted up there is the gas pocket, and the upper end swing joint in gas pocket has pellet 11, and pellet 11 passes through spring and 9 internal connection in gas storehouse, and the lower extreme in gas pocket is connected with out gas groove 6.
The side fixedly connected with electromagnetism pole 10 of gas storehouse 9, the centre of a circle department sliding connection of gas storehouse 9 has bobble 11, the upper end fixedly connected with mounting panel 12 of gas storehouse 9, ventilation hole 13 has been seted up to the inside of mounting panel 12, ventilation hole 13 is for being the dead slot of T shape, the both ends fixedly connected with dust guard in ventilation hole 13, the horizontal direction fixedly connected with backup pad 14 in ventilation hole 13, the vertical inslot fixedly connected with air pump 19 in ventilation hole 13. The inside fixedly connected with backup pad 14 of ventilation hole 13, the inside of backup pad 14 is rotated and is connected with pivot 15, the one end fixedly connected with of pivot 15 rotates flabellum 16, the one end fixedly connected with coil 17 of rotating flabellum 16 is kept away from in pivot 15, the tip fixedly connected with sheetmetal of coil 17, the sheetmetal has electromagnetic bar 10 coil 17's both sides swing joint to have permanent magnet 18 through the electric wire connection, the fixedly connected with air pump 19 of center department of mounting panel 12, the lower extreme of air pump 19 rotates and is connected with one-way pneumatic valve 20, the both sides fixedly connected with air spring 21 of base 1.
The working principle is as follows: when a person collides with the display screen carelessly, the display screen can topple to one side due to inertia, the trigger rod 3 on the side is bent at the moment, a metal block at the end part of the trigger rod 3 is in contact with a metal strip 8 inside a support sleeve 7, the metal strip 8 is connected with an internal circuit, the metal block is communicated with the metal strip 8 on the surface of the rotating rod 4, the metal strip 8 on the surface of the rotating rod 4 is connected with an air pump 19, the air pump 19 can start to work by electrifying, external air is conveyed to the inside of the air chamber 9 through the vent hole 13, when the external air enters the vent hole 13, a fan blade 16 inside the vent hole 13 is driven to start to rotate, the fan blade 16 rotates to drive a rotating shaft 15 to rotate, the other end of the rotating shaft 15 is fixedly connected with a coil 17, two sides of the coil 17 are fixedly connected with permanent magnets 18, the coil 17 starts to perform magnetic induction cutting movement, coil 17 and electromagnetic bar 10 pass through the connection of electric lines, so electromagnetic bar 10 gets electricity, the tip of electromagnetic bar 10 produces magnetic force, the tip front end swing joint of electromagnetic bar 10 has small metal ball 11, ball 11 is attracted and is moved forward, the lower extreme sliding connection of small ball 11 has the gas pocket, the other end intercommunication of gas pocket has air outlet groove 6, the lower extreme intercommunication of air outlet groove 6 has support cover 7, the lower extreme of support cover 7 is seted up there is the gas pocket intercommunication to have air spring 21, the upper end fixedly connected with mounting panel 12 of air spring 21, the upper end fixedly connected with display screen of mounting panel 12, so empty the inside air spring 21 that is full of one side and support mounting panel 12, until mounting panel 12 recovers the normal position, make trigger bar 3 and metal strip 8 leave the contact, air pump 19 stops working.
In conclusion, this prevent display screen support that emptys rotates between 4 and the bracing piece 2 through the bull stick and is connected, the outside of the case of giving vent to anger 5 and support fixedly connected with gasbag between the cover 7, sliding connection has the bobble 11 in the gas pocket of the lower extreme of gas storehouse 9 to reached and can remain stable when not promoted, prevent that the desk from rocking the rocking that drives the display screen and have good effect of straining shake and stability.
This prevent display screen support of empting, contact with metal strip 8 through trigger bar 3, 19 the start work that has got the electricity of air pump, coil 17 follows the rotation under flabellum 16's rotation, coil 17's both sides swing joint has permanent magnet 18, coil 17 passes through electric wire connection with electromagnetic bar 10, make gas chamber 9 opened, gas chamber 9 all divide into four parts with vent line, thereby reached when the display screen emptys, make the air spring 21 of empting one side inflate rapidly, give the mounting panel 12 and support, stabilize the focus of display screen, the area of desktop has been reduced, prevent the effect that the display screen emptys.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a prevent display screen support that emptys, includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with a supporting rod (2), the upper end of the supporting rod (2) is rotatably connected with a trigger rod (3), one end of the trigger rod (3), which is far away from the supporting rod (2), is rotatably connected with a rotating rod (4), the outer side of the rotating rod (4) is fixedly connected with an air outlet box (5), an air outlet groove (6) is formed in the air outlet box (5), the outer side of the air outlet box (5) is movably connected with a supporting sleeve (7), the surface of the supporting sleeve (7) is fixedly connected with a metal strip (8), the upper end of the air outlet box (5) is fixedly connected with an air chamber (9), the side surface of the air chamber (9) is fixedly connected with an electromagnetic rod (10), the circle center of the air chamber (9) is slidably connected with a small ball (11), the upper end of the air chamber (9) is fixedly connected with a mounting plate (12), and a ventilation hole (, the inside fixedly connected with backup pad (14) of ventilation hole (13), the inside rotation of backup pad (14) is connected with pivot (15), the one end fixedly connected with of pivot (15) rotates flabellum (16), the one end fixedly connected with coil (17) of rotating flabellum (16) are kept away from in pivot (15), the both sides swing joint of coil (17) has permanent magnet (18), fixedly connected with air pump (19) are located at the center of mounting panel (12), the lower extreme of air pump (19) is rotated and is connected with one-way pneumatic valve (20), the both sides fixedly connected with air spring (21) of base (1).
2. An anti-tipping display screen stand according to claim 1, characterised in that: an air hole is formed in the base (1), and one end of the air hole is communicated with the air spring (21).
3. An anti-tipping display screen stand according to claim 1, characterised in that: the upper end of the supporting rod (2) is rotatably connected with a rotating bearing, and the other end of the rotating bearing is rotatably connected with a rotating rod (4).
4. An anti-tipping display screen stand according to claim 1, characterised in that: the trigger rod (3) is composed of two rods which are connected in a rotating mode, a metal block is fixedly connected to the joint of the connecting rods, and a metal strip (8) is fixedly connected to the inner portion of the trigger rod (3).
5. An anti-tipping display screen stand according to claim 1, characterised in that: the surface of the rotating rod (4) is fixedly connected with a metal strip (8), the upper end of the rotating rod (4) is fixedly connected with an electric wire, and the other end of the electric wire is fixedly connected with an air pump (19).
6. An anti-tipping display screen stand according to claim 1, characterised in that: the inside branch of gas storehouse (9) is four cabins, and the lower extreme in every cabin is seted up there is the gas pocket, and the upper end swing joint of gas pocket has bobble (11), and bobble (11) pass through spring and gas storehouse (9) internal connection, and the lower extreme of gas pocket is connected with air outlet groove (6).
7. An anti-tipping display screen stand according to claim 1, characterised in that: the inside branch of supporting sleeve (7) is four cabins, and the upper end in every cabin all communicates with gas outlet groove (6), the outside fixedly connected with gasbag of gas outlet box (5), the other end fixedly connected with of gasbag support sleeve (7).
8. An anti-tipping display screen stand according to claim 1, characterised in that: the air vent (13) is a hollow groove in a T shape, two ends of the air vent (13) are fixedly connected with dust guard plates, a supporting plate (14) is fixedly connected with the horizontal direction of the air vent (13), and an air pump (19) is fixedly connected with the vertical groove of the air vent (13).
9. An anti-tipping display screen stand according to claim 1, characterised in that: the end part of the coil (17) is fixedly connected with a metal sheet, and the metal sheet is connected with an electromagnetic rod (10) through an electric wire.
CN202010859190.8A 2020-08-24 2020-08-24 Prevent display screen support that emptys Withdrawn CN111998203A (en)

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CN202010859190.8A CN111998203A (en) 2020-08-24 2020-08-24 Prevent display screen support that emptys

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CN202010859190.8A CN111998203A (en) 2020-08-24 2020-08-24 Prevent display screen support that emptys

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112482461A (en) * 2020-12-09 2021-03-12 王鹏 Bucket righting device capable of avoiding transverse impact and achieving automatic righting
CN112595134A (en) * 2020-12-14 2021-04-02 淮安豪达网络科技有限公司 Steam recovery device capable of achieving batch condensation and intelligent pollution discharge
CN112621562A (en) * 2020-12-09 2021-04-09 杭州锐霓机械科技有限公司 Grinding machine base capable of avoiding transverse inertia deviation and achieving intelligent balance
CN113307140A (en) * 2021-07-01 2021-08-27 张续伟 Remotely-controllable crawler crane
CN113622643A (en) * 2021-08-09 2021-11-09 山东省建设建工(集团)有限责任公司 Suspension combined assembly type super high-rise building cantilever structure and construction method

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Publication number Priority date Publication date Assignee Title
US20070097610A1 (en) * 2005-11-02 2007-05-03 Lg Electronics Inc. Hinge and stand for display device
CN102900918A (en) * 2012-07-11 2013-01-30 北京科力康技贸有限公司 Method for preventing damage to functional device supported by inflatable structure during toppling
US20160258573A1 (en) * 2015-03-06 2016-09-08 Department Of Veterans Affairs Exercise machine and method for use in a supine position
CN108413195A (en) * 2018-03-15 2018-08-17 重庆熊猫快收供应链管理有限公司 A kind of display screen pedestal
CN109958844A (en) * 2017-12-14 2019-07-02 徐州博创信息科技有限公司 A kind of vibration abatement for engineering machinery remote monitering camera

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070097610A1 (en) * 2005-11-02 2007-05-03 Lg Electronics Inc. Hinge and stand for display device
CN102900918A (en) * 2012-07-11 2013-01-30 北京科力康技贸有限公司 Method for preventing damage to functional device supported by inflatable structure during toppling
US20160258573A1 (en) * 2015-03-06 2016-09-08 Department Of Veterans Affairs Exercise machine and method for use in a supine position
CN109958844A (en) * 2017-12-14 2019-07-02 徐州博创信息科技有限公司 A kind of vibration abatement for engineering machinery remote monitering camera
CN108413195A (en) * 2018-03-15 2018-08-17 重庆熊猫快收供应链管理有限公司 A kind of display screen pedestal

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112482461A (en) * 2020-12-09 2021-03-12 王鹏 Bucket righting device capable of avoiding transverse impact and achieving automatic righting
CN112621562A (en) * 2020-12-09 2021-04-09 杭州锐霓机械科技有限公司 Grinding machine base capable of avoiding transverse inertia deviation and achieving intelligent balance
CN112595134A (en) * 2020-12-14 2021-04-02 淮安豪达网络科技有限公司 Steam recovery device capable of achieving batch condensation and intelligent pollution discharge
CN113307140A (en) * 2021-07-01 2021-08-27 张续伟 Remotely-controllable crawler crane
CN113307140B (en) * 2021-07-01 2022-03-25 张续伟 Remotely-controllable crawler crane
CN113622643A (en) * 2021-08-09 2021-11-09 山东省建设建工(集团)有限责任公司 Suspension combined assembly type super high-rise building cantilever structure and construction method

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