CN219826256U - Anti-falling structure for building construction - Google Patents
Anti-falling structure for building construction Download PDFInfo
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- CN219826256U CN219826256U CN202320590982.9U CN202320590982U CN219826256U CN 219826256 U CN219826256 U CN 219826256U CN 202320590982 U CN202320590982 U CN 202320590982U CN 219826256 U CN219826256 U CN 219826256U
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- 238000009435 building construction Methods 0.000 title claims abstract description 27
- 230000005484 gravity Effects 0.000 claims abstract description 58
- 238000010276 construction Methods 0.000 claims description 21
- 230000002265 prevention Effects 0.000 abstract description 31
- 208000027418 Wounds and injury Diseases 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 5
- 239000002184 metal Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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Abstract
The utility model provides a falling prevention structure for building construction, which is provided with a front falling prevention net and a rear falling prevention net, wherein the front falling prevention net is unfolded to serve as a working falling prevention net, the rear falling prevention net is folded to be stored as a standby falling prevention net, a high falling object falls into the front falling prevention net through a first through groove, a gravity sensor can detect the change of gravity of the front falling prevention net and the rear falling prevention net, gravity change signals are respectively sent to an alarm device and a driving device, the alarm device is used for alarming surrounding constructors, the driving device is used for driving a left screw rod to rotate around the front and rear directions, and a left belt wheel and a right belt wheel and a belt are used for driving a right screw rod to rotate around the front and rear directions, so that the left part of a left sliding block and the right part of the right sliding block are respectively moved forwards to the front ends of the left sliding block, and the front falling prevention net is folded to be stored and the rear falling prevention net is unfolded to be protected. The anti-falling net can warn when sundries fall on the anti-falling net, and can be quickly stored and unfolded for standby after sundries fall on the anti-falling net, so that secondary injury is prevented.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to the technical field of building construction anti-falling, and specifically relates to an anti-falling structure for building construction.
Background
The building construction refers to the production activity of engineering construction implementation stage, which is the construction process of various buildings, and can be said to be the process of changing various lines on a design drawing into real objects at a designated place. The method comprises foundation engineering construction, main body structure construction, roof engineering construction, decoration engineering construction and the like. The site of construction work is referred to as a "building site" or "construction site".
In the building construction process, a falling prevention net is often required to be erected for preventing a user from falling and tools of the user from falling for the safety of a construction site. The existing anti-falling device is mainly used for carrying out anti-falling collection operation on foreign matters after a single anti-falling net is erected when the existing anti-falling device is used, but tools or people are easily damaged secondarily when falling objects fall again after the single anti-falling net collects falling objects, and an effective warning function for surrounding people is lacked when sundries fall on the anti-falling net, so that the use limitation exists.
Therefore, it is desirable to provide a fall protection structure for construction, which can warn when sundries fall on the fall protection net, and can quickly store and spread the standby fall protection net after sundries fall on the fall protection net, so as to prevent secondary injury.
Disclosure of Invention
In order to overcome the defects in the prior art, an object of the utility model is to provide a falling prevention structure for building construction, which can warn when sundries fall on a falling prevention net, can rapidly store and expand a standby falling prevention net after sundries fall on the falling prevention net, prevents secondary injury, and is suitable for large-scale popularization and application.
The utility model aims to provide a falling-preventing structure for building construction, which has the advantages of ingenious design, simple structure, simple and convenient manufacture and low manufacturing cost, and is suitable for large-scale popularization and application.
In order to achieve the above purpose, the utility model provides a falling prevention structure for building construction, which is characterized by comprising a base, a left screw, a right screw, a left belt wheel, a right belt wheel, a belt, a driving device, a left sliding block, a right sliding block, a gravity sensor, a front falling prevention net, a rear falling prevention net and an alarm device, wherein:
the base is horizontally arranged and arranged along the left-right direction, the base is vertically provided with a first through groove, the left side wall and the right side wall of the first through groove are respectively provided with a left groove and a right groove along the front-back direction, the left screw and the right screw are respectively arranged along the front-back direction and are mutually spaced left and right, the left screw and the right screw are respectively positioned in the left groove and the right groove, the rear end of the left screw is rotatably connected with the rear side wall of the left groove around the front-back direction, the front end of the left screw is penetrated through the front side wall of the left groove along the front-back direction and is exposed in front of the base and is rotatably arranged around the front-back direction relative to the front side wall of the left groove, the rear end of the right screw is rotatably connected with the rear side wall of the right groove around the front-back direction, the front end of the right screw rod penetrates through the front side wall of the right groove along the front-back direction and is exposed in front of the base and can be rotatably arranged around the front-back direction relative to the front side wall of the right groove, the left belt wheel and the right belt wheel are vertically arranged and are arranged along the left-right direction and are mutually spaced left and right, the left belt wheel and the right belt wheel are both positioned in front of the base and are respectively sleeved on the front end of the left screw rod and the front end of the right screw rod, the belt is vertically arranged along the left-right direction and is respectively sleeved on the left belt wheel and the right belt wheel, and the driving device is positioned in front of the base and is installed on the base and connected with the front end of the left screw rod to drive the left screw rod to rotate around the front-back direction;
the left sliding block and the right sliding block are both horizontally arranged and are arranged along the left-right direction at intervals, the left part of the left sliding block is movably arranged in the left groove along the front-back direction and sleeved with threads to engage with the left screw rod, the right part of the left sliding block protrudes right out of the left groove and is positioned in the first through groove, the right part of the right sliding block is movably arranged in the right groove along the front-back direction and sleeved with threads to engage with the right screw rod, the left part of the right sliding block protrudes left out of the right groove and is positioned in the first through groove, and the left part of the left sliding block and the right part of the right sliding block are respectively positioned at the rear end of the left screw rod and the rear end of the right screw rod;
the front anti-falling net and the rear anti-falling net are both positioned below the first through groove and are arranged along the left-right direction, the front anti-falling net and the rear anti-falling net are sequentially arranged in the front-back direction, the middle of the front anti-falling net is lower than the front side and the rear side of the front anti-falling net, the middle of the rear anti-falling net is lower than the front side and the rear side of the rear anti-falling net, the front side and the rear anti-falling net of the front anti-falling net are respectively positioned below the front side wall and the rear side wall of the first through groove and are respectively connected with the front side wall and the rear side wall of the first through groove, and the rear side of the front anti-falling net and the front side of the rear anti-falling net are respectively positioned at the right part of the left slider and the left part of the right slider and are respectively connected with the right part of the left slider and the left part of the right slider;
the gravity sensor is arranged in the right part of the left sliding block and used for detecting gravity changes of the front anti-falling net and the rear anti-falling net, the alarm device is arranged on the base and positioned on the left side of the first through groove, the gravity sensor is respectively connected with the alarm device and the driving device in a signal mode and used for respectively sending gravity change signals to the alarm device and the driving device when the gravity changes are detected, the alarm device is used for receiving the gravity change signals and sending out alarms according to the gravity change signals, and the driving device is used for receiving the gravity change signals and driving the left screw rod to rotate around the front and rear directions according to the gravity change signals so that the left part of the left sliding block and the right part of the right sliding block respectively move forwards to the front end of the left screw rod and the front end of the right screw rod.
Preferably, the driving means is a motor.
Preferably, the alarm device is a buzzer.
Preferably, the right part of the left slider comprises an upper mounting plate and a lower mounting plate, the upper mounting plate and the lower mounting plate are horizontally arranged and are arranged along the front and rear directions and are arranged at intervals from top to bottom, the upper mounting plate and the lower mounting plate are both positioned on the right of the left part of the left slider and are both connected with the left part of the left slider, the gravity sensor is positioned between the upper mounting plate and the lower mounting plate and is respectively connected with the upper mounting plate and the lower mounting plate, and the rear side of the front falling prevention net and the front side of the rear falling prevention net are both positioned under the lower mounting plate and are both connected with the lower mounting plate.
Preferably, the anti-falling structure for building construction further comprises a support, the support comprises a vertical support plate and a horizontal support plate, the vertical support plate and the horizontal support plate are all arranged in the front-back direction, the left end of the base is arranged on the vertical support plate, and the vertical support plate is arranged on the left side of the horizontal support plate.
More preferably, the anti-falling structure for building construction further comprises a left electromagnetic block, a right electromagnetic block and a telescopic device, wherein the first electromagnetic block is vertically arranged and arranged along the front-back direction and is positioned on the right side of the vertical supporting plate, and the left electromagnetic block and the right electromagnetic block are respectively connected with the vertical supporting plate and the first electromagnetic block.
Further, the left and right telescopic devices are electric push rods.
Still further, fall-preventing structure for construction still include vertical telescoping device and second electromagnetism piece, the second electromagnetism piece level sets up and follows the fore-and-aft direction sets up, the second electromagnetism piece is located the top of horizontal support plate and be located the below on the right of first electromagnetism piece, vertical telescoping device is located horizontal support plate with connect respectively between the second electromagnetism piece horizontal support plate with the second electromagnetism piece, the base is vertical to be provided with the second through groove, the second through groove is located alarm device with between the first through groove and be located the top of second electromagnetism piece.
Particularly preferably, the vertical telescopic device is an electric push rod.
Preferably, the base is a bottom plate.
The beneficial effects of the utility model are mainly as follows:
1. the anti-falling structure for building construction is provided with the front anti-falling net and the rear anti-falling net, the front anti-falling net is unfolded to serve as a working anti-falling net, the rear anti-falling net is folded and stored to serve as a standby anti-falling net, when a high object falls, the front anti-falling net falls into the front anti-falling net through the first through groove, the gravity sensor can detect the change of gravity of the front anti-falling net and the rear anti-falling net, the gravity sensor respectively sends gravity change signals to the alarm device and the driving device, the alarm device sends an alarm after receiving the gravity change signals, surrounding constructors are reminded, the driving device receives the gravity change signals and drives the left screw to rotate around the front and rear directions, and the left belt wheel, the right belt wheel and the belt drive the right screw to rotate around the front and rear directions, so that the left part of the left sliding block and the right part of the right sliding block are respectively moved forward to the front end of the left screw and the front end of the right screw, and the front anti-falling net are folded and stored and unfolded to continue to protect the rear anti-falling net.
2. The anti-falling structure for building construction is provided with the front anti-falling net and the rear anti-falling net, the front anti-falling net is unfolded to serve as a working anti-falling net, the rear anti-falling net is folded and stored to serve as a standby anti-falling net, when a high object falls, the front anti-falling net and the rear anti-falling net fall into the front anti-falling net through the first through groove, the gravity sensor can detect the change of gravity of the front anti-falling net and the rear anti-falling net, the gravity sensor respectively sends gravity change signals to the alarm device and the driving device, the alarm device sends an alarm after receiving the gravity change signals, surrounding constructors are reminded, the driving device receives the gravity change signals and drives the left screw to rotate around the front and rear directions, and the left belt wheel, the right belt wheel and the belt drive the right screw to rotate around the front and rear directions, so that the left part of the left sliding block and the right part of the right sliding block respectively move forwards to the front end of the left screw and the front end of the right screw, and the front anti-falling net are folded and stored and the rear anti-falling net are unfolded to be protected continuously.
These and other objects, features and advantages of the present utility model will be more fully apparent from the following detailed description and drawings, and may be learned by the practice of the utility model by the means, apparatus and combinations thereof as set forth hereinafter.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of a fall arrest structure for use in building construction according to the present utility model.
Fig. 2 is a second perspective view of the embodiment shown in fig. 1.
Fig. 3 is an enlarged schematic view of the area a in fig. 2.
Fig. 4 is an enlarged schematic view of the area B in fig. 2.
Fig. 5 is an enlarged partial schematic view of the structure shown in fig. 2.
(symbol description)
1, a base; 2 left screw; 3, right screw rod; 4, a left belt wheel; a right belt wheel; 6, a belt; 7, a driving device; 8, a left sliding block; 9, right sliding blocks; 10 a gravity sensor; 11 front anti-falling net; 12, a falling prevention net; 13 an alarm device; 14 a first through groove; 15 left grooves; 16 upper mounting plate; 17 lower mounting plates; 18 a bracket; a 19 vertical support plate; 20 horizontal support plates; a left-right telescopic device; 22 a first electromagnetic block; 23 vertical telescoping devices; a second electromagnetic block 24; 25 second through slots.
Detailed Description
In order to make the technical contents of the present utility model more clearly understood, the following examples are specifically described.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1 to 5, in a specific embodiment of the present utility model, the anti-falling structure for building construction of the present utility model includes a base 1, a left screw 2, a right screw 3, a left belt pulley 4, a right belt pulley 5, a belt 6, a driving device 7, a left slider 8, a right slider 9, a gravity sensor 10, a front anti-falling net 11, a rear anti-falling net 12 and an alarm device 13, wherein:
the base 1 is horizontally arranged and arranged along the left-right direction, the base 1 is vertically provided with a first through groove 14, the left side wall and the right side wall of the first through groove 14 are respectively provided with a left groove 15 and a right groove (not shown in the figure) along the front-back direction, the left screw 2 and the right screw 3 are respectively arranged along the front-back direction and are mutually spaced left and right, the left screw 2 and the right screw 3 are respectively positioned in the left groove 15 and the right groove, the rear end of the left screw 2 is rotatably connected with the rear side wall of the left groove 15 around the front-back direction, the front end of the left screw 2 is penetrated with the front side wall of the left groove 15 along the front-back direction and is exposed in front of the base 1 and is rotatably arranged around the front-back direction relative to the front side wall of the left groove 15, the rear end of the right screw 3 is rotatably connected with the rear side wall of the right groove around the front-rear direction, the front end of the right screw 3 penetrates through the front side wall of the right groove along the front-rear direction and is exposed in front of the base 1 and is rotatably arranged around the front-rear direction relative to the front side wall of the right groove, the left belt wheel 4 and the right belt wheel 5 are vertically arranged and are arranged along the left-right direction and are mutually spaced left and right, the left belt wheel 4 and the right belt wheel 5 are respectively positioned in front of the base 1 and are respectively sleeved on the front end of the left screw 2 and the front end of the right screw 3, the belt 6 is vertically arranged and is arranged along the left-right direction and is respectively sleeved on the left belt wheel 4 and the right belt wheel 5, the driving device 7 is positioned in front of the base 1, is arranged on the base 1 and is connected with the front end of the left screw rod 2 for driving the left screw rod 2 to rotate around the front-back direction;
the left sliding block 8 and the right sliding block 9 are both horizontally arranged and are arranged along the left-right direction at intervals, the left part of the left sliding block 8 is movably arranged in the left groove 15 along the front-back direction and sleeved with threads to engage with the left screw rod 2, the right part of the left sliding block 8 protrudes rightward from the left groove 15 and is positioned in the first through groove 14, the right part of the right sliding block 9 is movably arranged in the right groove along the front-back direction and sleeved with threads to engage with the right screw rod 3, the left part of the right sliding block 9 protrudes leftward from the right groove and is positioned in the first through groove 14, and the left part of the left sliding block 8 and the right part of the right sliding block 9 are respectively positioned at the rear end of the left screw rod 2 and the rear end of the right screw rod 3;
the front anti-falling net 11 and the rear anti-falling net 12 are both positioned below the first through groove 14 and are both arranged along the left-right direction and are arranged in sequence from front to back, the middle part of the front anti-falling net 11 is lower than the front side and the rear side of the front anti-falling net 11, the middle part of the rear anti-falling net 12 is lower than the front side and the rear side of the rear anti-falling net 12, the front side of the front anti-falling net 11 and the rear side of the rear anti-falling net 12 are respectively positioned below the front side wall and the rear side wall of the first through groove 14 and are respectively connected with the front side wall of the first through groove 14 and the rear side wall of the first through groove 14, and the rear side of the front anti-falling net 11 and the front side of the rear anti-falling net 12 are both positioned at the right part of the left slide block 8 and the left part of the right slide block 9 and are respectively connected with the right part of the left slide block 8 and the left part of the right slide block 9;
the gravity sensor 10 is arranged in the right part of the left sliding block 8 and is used for detecting the gravity change of the front falling preventing net 11 and the rear falling preventing net 12, the alarm device 13 is arranged on the base 1 and is positioned at the left side of the first through groove 14, the gravity sensor 10 is respectively connected with the alarm device 13 and the driving device 7 in a signal mode and is used for respectively sending gravity change signals to the alarm device 13 and the driving device 7 when the gravity change is detected, the alarm device 13 is used for receiving the gravity change signals and sending an alarm according to the gravity change signals, and the driving device 7 is used for receiving the gravity change signals and driving the left screw rod 2 to rotate around the front and back direction according to the gravity change signals so that the left part of the left sliding block 8 and the right part of the right sliding block 9 respectively move forward to the front end of the left screw rod 2 and the front end of the right screw rod 3.
The drive means 7 may be any suitable drive means, and in a specific embodiment of the utility model the drive means 7 is an electric motor.
The alarm device 13 may be any suitable alarm device, and in a specific embodiment of the utility model the alarm device 13 is a buzzer.
The right portion of the left slider 8 may have any suitable structure, referring to fig. 1 to 2 and 4, in an embodiment of the present utility model, the right portion of the left slider 8 includes an upper mounting plate 16 and a lower mounting plate 17, the upper mounting plate 16 and the lower mounting plate 17 are horizontally disposed and are disposed along the front-rear direction and are spaced from each other, the upper mounting plate 16 and the lower mounting plate 17 are disposed on the right of the left portion of the left slider 8 and are connected to the left portion of the left slider 8, the gravity sensor 10 is disposed between the upper mounting plate 16 and the lower mounting plate 17 and is connected to the upper mounting plate 16 and the lower mounting plate 17, respectively, and the rear side of the front fall preventing net 11 and the front side of the rear fall preventing net 12 are disposed under the lower mounting plate 17 and are connected to the lower mounting plate 17.
The anti-falling structure for construction may further comprise any other suitable structure, and in an embodiment of the present utility model, as shown in fig. 1 to 2, the anti-falling structure for construction further comprises a bracket 18, wherein the bracket 18 comprises a vertical support plate 19 and a horizontal support plate 20, the vertical support plate 19 and the horizontal support plate 20 are both disposed along the front-rear direction, the left end of the base 1 is disposed on the vertical support plate 19, and the vertical support plate 19 is disposed on the left side of the horizontal support plate 20.
The anti-falling structure for building construction may further comprise any other suitable structure, and in an embodiment of the present utility model, the anti-falling structure for building construction further comprises a left-right telescopic device 21 and a first electromagnetic block 22, wherein the first electromagnetic block 22 is vertically disposed along the front-rear direction and is located on the right side of the vertical support plate 19, and the left-right telescopic device 21 is located between the vertical support plate 19 and the first electromagnetic block 22 and connects the vertical support plate 19 and the first electromagnetic block 22, respectively.
The left and right telescopic devices 21 may be any suitable telescopic device, and in an embodiment of the present utility model, the left and right telescopic devices 21 are electric push rods.
The number of the left and right telescopic devices 21 may be determined according to need, and further, the number of the left and right telescopic devices 21 may be plural, and the plural left and right telescopic devices 21 may be disposed at intervals in the front-rear direction. In an embodiment of the present utility model, the number of the left and right telescopic devices 21 is 2.
The anti-falling structure for construction may further comprise any other suitable structure, as shown in fig. 1-2, in an embodiment of the present utility model, the anti-falling structure for construction further comprises a vertical telescopic device 23 and a second electromagnetic block 24, the second electromagnetic block 24 is horizontally disposed and disposed along the front-rear direction, the second electromagnetic block 24 is disposed above the horizontal support plate 20 and below the right side of the first electromagnetic block 22, the vertical telescopic device 23 is disposed between the horizontal support plate 20 and the second electromagnetic block 24 and connects the horizontal support plate 20 and the second electromagnetic block 24 respectively, the base 1 is vertically provided with a second through slot 25, and the second through slot 25 is disposed between the alarm device 13 and the first through slot 14 and above the second electromagnetic block 24.
The vertical telescoping device 23 may be any suitable telescoping device, and in one embodiment of the present utility model, the vertical telescoping device 23 is an electric push rod.
The number of the vertical expansion devices 23 may be determined as needed, and particularly preferably, the number of the vertical expansion devices 23 is plural, and plural vertical expansion devices 23 are disposed at intervals in the front-rear direction. Referring to fig. 2, in an embodiment of the present utility model, the number of the vertical telescopic devices 23 is 2.
The base 1 may have any suitable shape, and in one embodiment of the present utility model, the base 1 is a base plate, preferably a rectangular base plate, as shown in fig. 1-2.
When the anti-falling protection device is used, firstly, the base 1 is arranged at the lower position of a building to be protected on a building construction site, the front anti-falling net 11 is in an unfolding state to serve as a working anti-falling net at first, and the rear anti-falling net 12 is in a folding storage state to serve as a standby anti-falling net.
When a high falling object falls, the gravity sensor 10 can detect that the gravity of the front falling preventing net 11 and the gravity of the rear falling preventing net 12 change through the first through groove 14, the gravity sensor 10 respectively sends gravity change signals to the alarm device 13 and the driving device 7, the alarm device 13 sends out an alarm after receiving the gravity change signals, surrounding constructors are reminded, the driving device 7 receives the gravity change signals and drives the left screw rod 2 to rotate around the front and back direction, the belt 6 is driven by the left belt pulley 4 to rotate around the front and back direction, the right belt pulley 5 is driven to rotate around the front and back direction, and finally the right screw rod 3 is driven to rotate around the front and back direction, so that the left part of the left sliding block 8 and the right part of the right sliding block 9 respectively move forward to the front end of the left screw rod 2 and the front end of the right screw rod 3, the front falling preventing net 11 is folded and stored, the rear falling preventing net 12 is unfolded, and the front falling preventing net 11 is replaced for subsequent protection.
When a high-altitude falling object falls in the front falling prevention net 11 and needs to be taken out, the left and right telescopic devices 21 stretch to enable the first electromagnetic block 22 to move right to be close to the front falling prevention net 11, the first electromagnetic block 22 is electrified to enable metal tools falling in the front falling prevention net 11 to conduct rapid attraction collection operation, the left and right telescopic devices 21 shorten to enable the first electromagnetic block 22 to move left away from the front falling prevention net 11, then the first electromagnetic block 22 is powered off and the second electromagnetic block 24 is powered on, the metal tools absorbed by the first electromagnetic block 22 fall to the second electromagnetic block 24 and are absorbed by the second electromagnetic block 24, then the second electromagnetic block 24 is lifted through the second through groove 25 by stretching of the vertical telescopic devices 23, the metal tools absorbed by the second electromagnetic block 24 are pushed out of the base 1, then the second electromagnetic block 24 is powered off, and a constructor can conveniently take the metal tools.
Therefore, when a falling object falls in the current falling prevention net, the gravity sensor detects gravity change, the parallel alarm device alarms and the driving device works, so that the front falling prevention net is folded and stored, the rear falling prevention net is unfolded and protected, secondary injury is prevented, and under the condition that the left-right expansion device, the first electromagnetic block, the vertical expansion device and the second electromagnetic block exist, the left-right expansion device and the first electromagnetic block can absorb metal tools falling in the front falling prevention net, and then the falling metal tools are pushed out of the base by the vertical expansion device and the second electromagnetic block, so that constructors can take the falling metal tools conveniently.
In conclusion, the anti-falling structure for building construction can warn when sundries fall on the anti-falling net, can rapidly store and expand the standby anti-falling net after sundries fall on the anti-falling net, prevents secondary injury, is ingenious in design, simple in structure, convenient to manufacture, low in manufacturing cost and suitable for large-scale popularization and application.
It will thus be seen that the objects of the present utility model have been fully and effectively attained. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments may be modified at will without departing from such principles. Therefore, this utility model includes all modifications encompassed within the spirit of the following claims and the scope of the following claims.
Claims (10)
1. A prevent structure that falls for construction, its characterized in that includes base, left screw rod, right screw rod, left band pulley, right band pulley, belt, drive arrangement, left slider, right slider, gravity inductor, preceding anti-falling net, back anti-falling net and alarm device, wherein:
the base is horizontally arranged and arranged along the left-right direction, the base is vertically provided with a first through groove, the left side wall and the right side wall of the first through groove are respectively provided with a left groove and a right groove along the front-back direction, the left screw and the right screw are respectively arranged along the front-back direction and are mutually spaced left and right, the left screw and the right screw are respectively positioned in the left groove and the right groove, the rear end of the left screw is rotatably connected with the rear side wall of the left groove around the front-back direction, the front end of the left screw is penetrated through the front side wall of the left groove along the front-back direction and is exposed in front of the base and is rotatably arranged around the front-back direction relative to the front side wall of the left groove, the rear end of the right screw is rotatably connected with the rear side wall of the right groove around the front-back direction, the front end of the right screw rod penetrates through the front side wall of the right groove along the front-back direction and is exposed in front of the base and can be rotatably arranged around the front-back direction relative to the front side wall of the right groove, the left belt wheel and the right belt wheel are vertically arranged and are arranged along the left-right direction and are mutually spaced left and right, the left belt wheel and the right belt wheel are both positioned in front of the base and are respectively sleeved on the front end of the left screw rod and the front end of the right screw rod, the belt is vertically arranged along the left-right direction and is respectively sleeved on the left belt wheel and the right belt wheel, and the driving device is positioned in front of the base and is installed on the base and connected with the front end of the left screw rod to drive the left screw rod to rotate around the front-back direction;
the left sliding block and the right sliding block are both horizontally arranged and are arranged along the left-right direction at intervals, the left part of the left sliding block is movably arranged in the left groove along the front-back direction and sleeved with threads to engage with the left screw rod, the right part of the left sliding block protrudes right out of the left groove and is positioned in the first through groove, the right part of the right sliding block is movably arranged in the right groove along the front-back direction and sleeved with threads to engage with the right screw rod, the left part of the right sliding block protrudes left out of the right groove and is positioned in the first through groove, and the left part of the left sliding block and the right part of the right sliding block are respectively positioned at the rear end of the left screw rod and the rear end of the right screw rod;
the front anti-falling net and the rear anti-falling net are both positioned below the first through groove and are arranged along the left-right direction, the front anti-falling net and the rear anti-falling net are sequentially arranged in the front-back direction, the middle of the front anti-falling net is lower than the front side and the rear side of the front anti-falling net, the middle of the rear anti-falling net is lower than the front side and the rear side of the rear anti-falling net, the front side and the rear anti-falling net of the front anti-falling net are respectively positioned below the front side wall and the rear side wall of the first through groove and are respectively connected with the front side wall and the rear side wall of the first through groove, and the rear side of the front anti-falling net and the front side of the rear anti-falling net are respectively positioned at the right part of the left slider and the left part of the right slider and are respectively connected with the right part of the left slider and the left part of the right slider;
the gravity sensor is arranged in the right part of the left sliding block and used for detecting gravity changes of the front anti-falling net and the rear anti-falling net, the alarm device is arranged on the base and positioned on the left side of the first through groove, the gravity sensor is respectively connected with the alarm device and the driving device in a signal mode and used for respectively sending gravity change signals to the alarm device and the driving device when the gravity changes are detected, the alarm device is used for receiving the gravity change signals and sending out alarms according to the gravity change signals, and the driving device is used for receiving the gravity change signals and driving the left screw rod to rotate around the front and rear directions according to the gravity change signals so that the left part of the left sliding block and the right part of the right sliding block respectively move forwards to the front end of the left screw rod and the front end of the right screw rod.
2. A fall arrest construction for use in a building construction according to claim 1, wherein the drive means is a motor.
3. A fall arrest construction for use in a building construction according to claim 1, wherein the alarm means is a buzzer.
4. The drop protection structure for building construction according to claim 1, wherein the right portion of the left slider comprises an upper mounting plate and a lower mounting plate, the upper mounting plate and the lower mounting plate are horizontally arranged and are arranged along the front-rear direction and are arranged at intervals from top to bottom, the upper mounting plate and the lower mounting plate are positioned on the right of the left portion of the left slider and are connected with the left portion of the left slider, the gravity sensor is positioned between the upper mounting plate and the lower mounting plate and is respectively connected with the upper mounting plate and the lower mounting plate, and the rear side of the front drop protection net and the front side of the rear drop protection net are positioned below the lower mounting plate and are respectively connected with the lower mounting plate.
5. The fall protection structure for construction according to claim 1, further comprising a bracket including a vertical support plate and a horizontal support plate, both of which are disposed in the front-rear direction, the left end of the base being disposed on the vertical support plate, the vertical support plate being disposed on the left side of the horizontal support plate.
6. The drop preventing structure for construction according to claim 5, further comprising a left and right telescopic device and a first electromagnet block, wherein the first electromagnet block is vertically disposed along the front and rear direction and is located on the right side of the vertical support plate, and the left and right telescopic device is located between the vertical support plate and the first electromagnet block and connects the vertical support plate and the first electromagnet block, respectively.
7. The drop protection structure for building construction according to claim 6, wherein the left and right telescopic means is an electric push rod.
8. The fall protection structure for construction according to claim 6, further comprising a vertical expansion device and a second electromagnetic block, wherein the second electromagnetic block is horizontally disposed and disposed along the front-rear direction, the second electromagnetic block is disposed above the horizontal support plate and below the right of the first electromagnetic block, the vertical expansion device is disposed between the horizontal support plate and the second electromagnetic block and respectively connects the horizontal support plate and the second electromagnetic block, and the base is vertically provided with a second through slot, and the second through slot is disposed between the alarm device and the first through slot and above the second electromagnetic block.
9. The fall arrest structure for use in a building construction of claim 8, wherein said vertical telescoping device is an electric push rod.
10. The fall arrest structure for use in a building construction of claim 1, wherein said base is a floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320590982.9U CN219826256U (en) | 2023-03-23 | 2023-03-23 | Anti-falling structure for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320590982.9U CN219826256U (en) | 2023-03-23 | 2023-03-23 | Anti-falling structure for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219826256U true CN219826256U (en) | 2023-10-13 |
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ID=88275172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320590982.9U Active CN219826256U (en) | 2023-03-23 | 2023-03-23 | Anti-falling structure for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219826256U (en) |
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2023
- 2023-03-23 CN CN202320590982.9U patent/CN219826256U/en active Active
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