CN113581968A - Safety protection device and method for building construction elevator - Google Patents
Safety protection device and method for building construction elevator Download PDFInfo
- Publication number
- CN113581968A CN113581968A CN202110812689.8A CN202110812689A CN113581968A CN 113581968 A CN113581968 A CN 113581968A CN 202110812689 A CN202110812689 A CN 202110812689A CN 113581968 A CN113581968 A CN 113581968A
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- Prior art keywords
- fixedly connected
- car
- safety protection
- building construction
- carriage
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- 238000009435 building construction Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000000670 limiting effect Effects 0.000 claims abstract description 17
- 230000000979 retarding effect Effects 0.000 claims abstract description 12
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 208000021421 Arm injury Diseases 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/284—Buffer-stops for cars, cages, or skips mounted on cars or counterweights
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention relates to the technical field of elevators, in particular to a safety protection device and a safety protection method for a building construction elevator; the safety protection device for the building construction elevator comprises a car, two retarding assemblies, a top plate, a cylinder, a speed sensor and a controller; the two retarding assemblies are positioned on two sides of the car; the retarding component comprises two pillars, a connecting shaft, a connecting rod, a limiting piece and a rotating shaft; when the elevator breaks down and leads to the car to take place gliding or swift current car, speedtransmitter can respond to car translation rate, when car descending speed reached speedtransmitter default, speedtransmitter sent the signal for the controller, and controller control cylinder promotes two pivots and moves down, and two pivots move down and drive two connecting rods and take place to rotate, and two connecting rods drive two locating parts and rotate, make two locating parts contradict with the elevartor shaft inner wall, prevent that the car from moving down, prevent that the person of taking from receiving the injury.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a safety protection device and a safety protection method for a building construction elevator.
Background
The elevator is an important vertical transport machine in a building construction site and is one of major hazard sources in the construction site, the elevator easily breaks down along with the long-time use of the construction elevator, so that the elevator can slide downwards or slide downwards when in use, and the existing elevator can not be stopped when the elevator slides downwards or slides downwards, so that the life safety of passengers is harmed.
Disclosure of Invention
The invention aims to provide a safety protection device and a safety protection method for a building construction elevator, which can prevent a car from sliding downwards or sliding downwards.
In order to achieve the above purpose, in a first aspect, the invention provides a safety protection device for a building construction elevator, which comprises a car, two retarding assemblies, a top plate, a cylinder, a speed sensor and a controller, wherein the car is arranged on the top plate; the two retarding assemblies are positioned on two sides of the car; the retarding assembly comprises two pillars, a connecting shaft, a connecting rod, a limiting piece and a rotating shaft; the two support columns are respectively and fixedly connected with the car and are respectively positioned above the car; the connecting shaft is fixedly connected with the two support columns and is positioned between the two support columns; the connecting rod is rotatably connected with the connecting shaft, is penetrated by the connecting shaft and is positioned on the side edge of the connecting shaft; the limiting piece is fixedly connected with the connecting rod and is positioned on the side edge of the connecting rod; the rotating shaft is fixedly connected with the connecting rod and is positioned on one side of the connecting rod, which is far away from the limiting piece; the top plate is fixedly connected with the four supporting columns respectively and is positioned above the four supporting columns; the air cylinder is fixedly connected with the top plate, is respectively and rotatably connected with the two rotating shafts, and is positioned below the top plate; the speed sensor is fixedly connected with the top plate and is positioned below the top plate; the controller is fixedly connected with the top plate, electrically connected with the air cylinder and the speed sensor and positioned below the top plate.
The car comprises a car body, a pushing device and two abutting pieces; the carriage body is fixedly connected with the four supporting columns respectively and is positioned below the four supporting columns; the pushing device is fixedly connected with the carriage body and is positioned above the carriage body; the two butting pieces are respectively and fixedly connected with the pushing device and are positioned at two sides of the pushing device.
The pushing device can push the two supporting pieces to be close to the elevator shaft, so that the two supporting pieces are abutted against the inner wall of the elevator shaft, and the carriage body is prevented from moving downwards.
The pushing device comprises a guide rail, two sliding blocks, a bidirectional threaded screw rod and a rotating device; the guide rail is fixedly connected with the carriage body and is positioned above the carriage body; the two sliding blocks are respectively connected with the guide rail in a sliding manner, respectively fixedly connected with the two abutting pieces and respectively positioned in the guide rail; the bidirectional threaded screw rod is rotatably connected with the guide rail, is respectively in threaded connection with the two sliding blocks and is positioned in the guide rail; the rotating device is fixedly connected with the bidirectional threaded screw rod, is electrically connected with the controller and is positioned on the side edge of the bidirectional threaded screw rod.
The rotating device can drive the two-way threaded screw rod to rotate, so that the two sliding blocks slide in the guide rail towards opposite directions, the two sliding blocks drive the two supporting pieces to be close to the elevator shaft, the two supporting pieces are abutted against the inner wall of the elevator shaft, and the carriage body is prevented from moving downwards.
The rotating device comprises a motor, a driving gear and a driven gear; the motor is fixedly connected with the carriage body, is electrically connected with the controller and is positioned in the carriage body; the driving gear is fixedly connected with the output end of the motor and is positioned on the side edge of the motor; the driven gear is fixedly connected with the bidirectional threaded screw rod, is meshed with the driving gear and is positioned on the side edge of the bidirectional threaded screw rod.
The motor can drive the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the two-way threaded screw rod to rotate, and then the two abutting pieces can be close to the inner wall of the elevator shaft.
The carriage body comprises a manned carriage, a plurality of first springs and a base; the manned carriage is fixedly connected with the four supporting columns respectively and is positioned below the four supporting columns; the first springs are respectively and fixedly connected with the manned carriage and are respectively positioned below the manned carriage; the base is fixedly connected with the first springs respectively, is connected with the manned carriage in a sliding mode and is located below the manned carriage.
The manned carriage can accommodate constructors; when the passenger carrying compartment descends to the bottom of the elevator shaft, the vibration force applied to passengers can be reduced through the plurality of first springs.
Wherein the carriage body further comprises an airbag; the air bag is fixedly connected with the base and is positioned between the base and the passenger compartment.
The vibration force when the passenger compartment falls to the bottom of the elevator shaft can be relieved through the air bag.
Wherein, the carriage body also comprises a rubber pad; the rubber pad is fixedly connected with the manned carriage and is positioned inside the manned carriage.
The vibration force received by the passengers can be further reduced through the rubber pads.
The invention also provides a safety protection method for the building construction elevator, when the elevator fails and the lift car slides down or slides, the speed sensor can sense the moving speed of the lift car; when the descending speed of the lift car reaches a preset value of a speed sensor, the speed sensor sends a signal to a controller; the controller controls the cylinder to act after receiving the speed sensor signal; the cylinder promotes two pivots and moves down, and two pivots move down and drive two connecting rods and take place to rotate, and two connecting rods drive two locating parts and rotate, make two locating parts contradict with the elevartor shaft inner wall, prevent that the car from moving down.
According to the safety protection device and the method for the building construction elevator, when the elevator goes wrong and the car slides down or slides, the moving speed of the car can be sensed through the speed sensor, when the descending speed of the car reaches the preset value of the speed sensor, the speed sensor sends a signal to the controller, the controller receives the signal of the speed sensor and then controls the air cylinder to act, the air cylinder pushes the two rotating shafts to move downwards, the two rotating shafts move downwards to drive the two connecting rods to rotate, the two connecting rods drive the two limiting pieces to rotate, and at the moment, the two limiting pieces can be abutted against the inner wall of the elevator shaft, so that the car is prevented from moving downwards continuously, and passengers are prevented from being injured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a safety protection device of a building construction elevator of the invention;
fig. 2 is a front view of a safety guard of an elevator for building construction according to the present invention;
fig. 3 is a schematic view of the structure of the car of the present invention;
figure 4 is an elevational cross-section of the car of the present invention;
figure 5 is a schematic view of the structure of the compartment of the present invention;
figure 6 is a front sectional view of the compartment of the present invention;
FIG. 7 is a schematic view of the structure of the armrest of the present invention;
FIG. 8 is a side cross-sectional view of the armrest of the present invention;
fig. 9 is a flow chart of the safety protection method of the building construction elevator of the invention.
1-car, 2-retarder assembly, 3-top plate, 4-cylinder, 5-speed sensor, 6-controller, 11-car, 12-pushing device, 13-holding piece, 21-pillar, 22-connecting shaft, 23-connecting rod, 24-limiting piece, 25-rotating shaft, 111-carriage, 112-first spring, 113-base, 114-airbag, 115-rubber pad, 121-guide rail, 122-slider, 123-two-way screw rod, 124-rotating device, 1111-shell, 1112-armrest, 1113-storage box, 1241-motor, 1242-driving gear, 1243-driven gear, 11121-supporting piece, 11122-second spring and 11123-hand supporting piece.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 6, in a first aspect, the present invention provides a safety protection device for an elevator in building construction: the safety protection device for the building construction elevator comprises a car 1, two retarding assemblies 2, a top plate 3, a cylinder 4, a speed sensor 5 and a controller 6; the two retarding assemblies 2 are positioned on two sides of the car 1; the retarding component 2 comprises two struts 21, a connecting shaft 22, a connecting rod 23, a limiting piece 24 and a rotating shaft 25; the two support columns 21 are respectively and fixedly connected with the car 1 and are respectively positioned above the car 1; the connecting shaft 22 is fixedly connected with the two support columns 21 and is positioned between the two support columns 21; the connecting rod 23 is rotatably connected with the connecting shaft 22, is penetrated by the connecting shaft 22 and is positioned on the side edge of the connecting shaft 22; the limiting piece 24 is fixedly connected with the connecting rod 23 and is positioned on the side edge of the connecting rod 23; the rotating shaft 25 is fixedly connected with the connecting rod 23 and is positioned on one side of the connecting rod 23 away from the limiting piece 24; the top plate 3 is respectively and fixedly connected with the four pillars 21 and is positioned above the four pillars 21; the cylinder 4 is fixedly connected with the top plate 3, is respectively and rotatably connected with the two rotating shafts 25, and is positioned below the top plate 3; the speed sensor 5 is fixedly connected with the top plate 3 and is positioned below the top plate 3; the controller 6 is fixedly connected with the top plate 3, electrically connected with the cylinder 4 and the speed sensor 5, and positioned below the top plate 3.
In the embodiment, the speed sensor 5 is a Trans-Tek0122-0001 model; when the elevator breaks down and results in car 1 takes place to glide or when the swift current, through speedtransmitter 5 can be right 1 moving speed of car responds to 1 falling speed of car reaches when speedtransmitter 5 default, speedtransmitter 5 gives the signal controller 6, controller 6 receives speed sensor 5 signal back control cylinder 4 action, cylinder 4 promotes two pivot 25 moves down, two pivot 25 moves down and drives two connecting rod 23 takes place to rotate, two connecting rod 23 drives two locating part 24 rotates, two this moment locating part 24 can contradict with the elevartor shaft inner wall, thereby stop car 1 continues to move down, and then prevents that the person of taking from receiving the injury.
Further, the car 1 comprises a car body 11, a pushing device 12 and two buttresses 13; the carriage body 11 is respectively and fixedly connected with the four pillars 21 and is positioned below the four pillars 21; the pushing device 12 is fixedly connected with the carriage body 11 and is positioned above the carriage body 11; the two abutting pieces 13 are respectively and fixedly connected with the pushing device 12 and are positioned at two sides of the pushing device 12.
In this embodiment, when the descending speed of the car 11 reaches the preset value of the speed sensor 5, the speed sensor 5 sends a signal to the controller 6, the controller 6 receives the signal from the speed sensor 5 and then controls the pushing device 12 to act, and the pushing device 12 pushes the two abutting pieces 13 to approach the elevator shaft, so that the two abutting pieces 13 abut against the inner wall of the elevator shaft, and the car 11 is prevented from moving downwards.
Further, the pushing device 12 comprises a guide rail 121, two sliders 122, a two-way threaded screw 123 and a rotating device 124; the guide rail 121 is fixedly connected with the carriage body 11 and is positioned above the carriage body 11; the two sliding blocks 122 are respectively connected with the guide rail 121 in a sliding manner, respectively fixedly connected with the two abutting pieces 13, and respectively located inside the guide rail 121; the bidirectional threaded screw rod 123 is rotatably connected with the guide rail 121, is respectively in threaded connection with the two sliders 122, and is positioned inside the guide rail 121; the rotating device 124 is fixedly connected with the bidirectional threaded screw rod 123, electrically connected with the controller 6, and located on the side of the bidirectional threaded screw rod 123.
In this embodiment, when the descending speed of the car body 11 reaches the preset value of the speed sensor 5, the speed sensor 5 sends a signal to the controller 6, the controller 6 receives the signal of the speed sensor 5 and then controls the rotating device 124 to act, the rotating device 124 drives the two-way threaded screw rod 123 to rotate, two ends of the two-way threaded screw rod 123 have external threads with opposite thread directions, and through the limiting effect of the guide rail 121 on the two sliding blocks 122, when the two-way threaded screw rod 123, the two sliding blocks 122 can slide in the guide rail 121 in opposite directions, the two sliding blocks 122 drive the two abutting pieces 13 to approach the elevator shaft, so that the two abutting pieces 13 abut against the inner wall of the elevator shaft, and the car body 11 is prevented from moving downwards.
Further, the rotating device 124 includes a motor 1241, a driving gear 1242 and a driven gear 1243; the motor 1241 is fixedly connected with the carriage 11, electrically connected with the controller 6, and located inside the carriage 11; the driving gear 1242 is fixedly connected with the output end of the motor 1241 and is positioned at the side of the motor 1241; the driven gear 1243 is fixedly connected with the two-way thread screw 123, engaged with the driving gear 1242, and located at a side of the two-way thread screw 123.
In this embodiment, when the descending speed of the car body 11 reaches the preset value of the speed sensor 5, the speed sensor 5 sends a signal to the controller 6, the controller 6 receives the signal from the speed sensor 5 and then controls the motor 1241 to rotate, the motor 1241 drives the driving gear 1242 to rotate, the driving gear 1242 drives the driven gear 1243 to rotate, the driven gear 1243 drives the two-way threaded screw 123 to rotate, and then the two abutting pieces 13 can be close to the inner wall of the elevator shaft.
Further, the carriage body 11 comprises a passenger carriage 111, a plurality of first springs 112 and a base 113; the people carrying compartment 111 is respectively and fixedly connected with the four support columns 21 and is positioned below the four support columns 21; the first springs 112 are fixedly connected with the people carrying compartment 111 and are respectively positioned below the people carrying compartment 111; the base 113 is fixedly connected with the first springs 112, is connected with the carriage 111 in a sliding manner, and is positioned below the carriage 111; the carriage 11 further comprises an air bag 114; the airbag 114 is fixedly connected with the base 113 and is positioned between the base 113 and the passenger compartment 111; the carriage body 11 further comprises a rubber pad 115; the rubber pad 115 is fixedly connected with the passenger compartment 111 and is positioned inside the passenger compartment 111.
In the present embodiment, a constructor can be accommodated by the man car 111; when the passenger compartment 111 descends to the bottom of the elevator shaft, the vibration force applied to passengers can be reduced through the plurality of first springs 112, and the passengers are prevented from being injured; the shock force when the passenger compartment 111 falls to the bottom of the elevator shaft can be relieved by the air bag 114; the shock force to which the occupant is subjected can be further alleviated by the rubber pad 115.
Further, the passenger compartment 111 includes a housing 1111 and an armrest 1112; the outer shell 1111 is fixedly connected with the four pillars 21 and is located below the four pillars 21; the armrest 1112 is fixedly connected with the housing 1111 and is located inside the housing 1111.
In the present embodiment, the housing 1111 can accommodate a constructor; the constructor can prevent falling by grasping the handle 1112.
Further, the people carrying compartment 111 further comprises a storage box 1113; the storage box 1113 is fixedly connected with the outer shell 1111 and is positioned inside the outer shell 1111.
In this embodiment, the storage box 1113 can store the sharp objects carried by the constructor, thereby preventing the constructor from being stabbed by the sharp objects after falling down.
Further, the armrest 1112 comprises a plurality of support members 11121, a plurality of second springs 11122, and a hand support 11123; the support members 11121 are fixedly connected with the shell 1111 and are located inside the shell 1111; the second springs 11122 are respectively fixedly connected with the support members 11121 and are respectively positioned above the support members 11121; the hand supports 11123 are respectively fixedly connected to the second springs 11122, respectively slidably connected to the support members 11121, and located above the second springs 11122.
In this embodiment, the constructor can prevent the constructor from falling down by grasping the hand brace 11123 when the housing 1111 is dropped to the bottom of the elevator shaft, and the constructor can be prevented from having an arm injury by the buffering action of the plurality of second springs 11122.
In a second aspect, the present invention further provides a safety protection device for a building construction elevator, including:
s101, when the elevator fails and the car 1 slides down or slides, the speed sensor 5 senses the moving speed of the car 1;
when the elevator is in failure and the car 1 slides down or slips, the speed sensor 5 can sense the moving speed of the car 1.
S102, when the descending speed of the car 1 reaches the preset value of the speed sensor 5, the speed sensor 5 sends a signal to the controller 6;
when the descending speed of the car 1 reaches a dangerous value preset by the speed sensor 5, the speed sensor 5 sends a signal to the controller 6.
S103, after receiving the signal of the speed sensor 5, the controller 6 controls the cylinder 4 to act;
the controller 6 controls the air cylinder 4 to act after receiving the signal of the speed sensor 5;
s104 the air cylinder 4 pushes the two rotating shafts 25 to move downwards, the two rotating shafts 25 move downwards to drive the two connecting rods 23 to rotate, and the two connecting rods 23 drive the two limiting parts 24 to rotate, so that the two limiting parts 24 are abutted against the inner wall of the elevator shaft, and the elevator car 1 is prevented from moving downwards.
The cylinder 4 promotes two the pivot 25 moves down, two the pivot 25 moves down and drives two the connecting rod 23 takes place to rotate, two the connecting rod 23 drives two the locating part 24 rotates, two this moment the locating part 24 can conflict with the elevartor shaft inner wall, thereby prevents that car 1 continues to move down, and then prevents that the person of taking from receiving the injury.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A safety protection device for a building construction elevator is characterized in that,
the safety protection device of the building construction elevator comprises a car, two retarding assemblies, a top plate, a cylinder, a speed sensor and a controller; the two retarding assemblies are positioned on two sides of the car; the retarding assembly comprises two pillars, a connecting shaft, a connecting rod, a limiting piece and a rotating shaft; the two support columns are respectively and fixedly connected with the car and are respectively positioned above the car; the connecting shaft is fixedly connected with the two support columns and is positioned between the two support columns; the connecting rod is rotatably connected with the connecting shaft, is penetrated by the connecting shaft and is positioned on the side edge of the connecting shaft; the limiting piece is fixedly connected with the connecting rod and is positioned on the side edge of the connecting rod; the rotating shaft is fixedly connected with the connecting rod and is positioned on one side of the connecting rod, which is far away from the limiting piece; the top plate is fixedly connected with the four supporting columns respectively and is positioned above the four supporting columns; the air cylinder is fixedly connected with the top plate, is respectively and rotatably connected with the two rotating shafts, and is positioned below the top plate; the speed sensor is fixedly connected with the top plate and is positioned below the top plate; the controller is fixedly connected with the top plate, electrically connected with the air cylinder and the speed sensor and positioned below the top plate.
2. The safety protection device of the building construction elevator as claimed in claim 1,
the car comprises a car body, a pushing device and two abutting pieces; the carriage body is fixedly connected with the four supporting columns respectively and is positioned below the four supporting columns; the pushing device is fixedly connected with the carriage body and is positioned above the carriage body; the two butting pieces are respectively and fixedly connected with the pushing device and are positioned at two sides of the pushing device.
3. The safety protection device of the building construction elevator as claimed in claim 2,
the pushing device comprises a guide rail, two sliding blocks, a bidirectional threaded screw rod and a rotating device; the guide rail is fixedly connected with the carriage body and is positioned above the carriage body; the two sliding blocks are respectively connected with the guide rail in a sliding manner, respectively fixedly connected with the two abutting pieces and respectively positioned in the guide rail; the bidirectional threaded screw rod is rotatably connected with the guide rail, is respectively in threaded connection with the two sliding blocks and is positioned in the guide rail; the rotating device is fixedly connected with the bidirectional threaded screw rod, is electrically connected with the controller and is positioned on the side edge of the bidirectional threaded screw rod.
4. The safety protection device of the building construction elevator as claimed in claim 3,
the rotating device comprises a motor, a driving gear and a driven gear; the motor is fixedly connected with the carriage body, is electrically connected with the controller and is positioned in the carriage body; the driving gear is fixedly connected with the output end of the motor and is positioned on the side edge of the motor; the driven gear is fixedly connected with the bidirectional threaded screw rod, is meshed with the driving gear and is positioned on the side edge of the bidirectional threaded screw rod.
5. The safety protection device of the building construction elevator as claimed in claim 2,
the carriage body comprises a manned carriage, a plurality of first springs and a base; the manned carriage is fixedly connected with the four supporting columns respectively and is positioned below the four supporting columns; the first springs are respectively and fixedly connected with the manned carriage and are respectively positioned below the manned carriage; the base is fixedly connected with the first springs respectively, is connected with the manned carriage in a sliding mode and is located below the manned carriage.
6. The safety protection device of the building construction elevator as claimed in claim 5,
the carriage body also comprises an air bag; the air bag is fixedly connected with the base and is positioned between the base and the passenger compartment.
7. The safety protection device of the building construction elevator as claimed in claim 6,
the compartment body also comprises a rubber pad; the rubber pad is fixedly connected with the manned carriage and is positioned inside the manned carriage.
8. A safety protection method for a building construction elevator is applied to the safety protection device for the building construction elevator as claimed in any one of claims 1 to 7, and is characterized by comprising the following steps:
when the elevator fails to slide down or slide, the speed sensor can sense the moving speed of the elevator car;
when the descending speed of the lift car reaches a preset value of a speed sensor, the speed sensor sends a signal to a controller;
the controller controls the cylinder to act after receiving the speed sensor signal;
the cylinder promotes two pivots and moves down, and two pivots move down and drive two connecting rods and take place to rotate, and two connecting rods drive two locating parts and rotate, make two locating parts contradict with the elevartor shaft inner wall, prevent that the car from moving down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110812689.8A CN113581968A (en) | 2021-07-19 | 2021-07-19 | Safety protection device and method for building construction elevator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110812689.8A CN113581968A (en) | 2021-07-19 | 2021-07-19 | Safety protection device and method for building construction elevator |
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| CN113581968A true CN113581968A (en) | 2021-11-02 |
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| CN202110812689.8A Pending CN113581968A (en) | 2021-07-19 | 2021-07-19 | Safety protection device and method for building construction elevator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148839A (en) * | 2021-12-29 | 2022-03-08 | 李国领 | Intelligent elevator capable of automatically adjusting descending speed |
| CN114275649A (en) * | 2022-01-06 | 2022-04-05 | 济宁市特种设备检验研究院 | Elevator with prevent unexpected removal of elevator car |
| CN114455416A (en) * | 2022-03-02 | 2022-05-10 | 河南省特种设备安全检测研究院 | Elevator maintenance that prevents car and slide is with supplementary locking device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030123A (en) * | 2014-06-23 | 2014-09-10 | 无锡市崇安区科技创业服务中心 | Lift fall protection device |
| CN106629302A (en) * | 2016-11-21 | 2017-05-10 | 宁波大学 | Anti-falling speed reducing device of elevator |
| CN108100804A (en) * | 2017-12-18 | 2018-06-01 | 康达电梯有限公司 | A kind of car braking system |
| CN108285074A (en) * | 2018-03-12 | 2018-07-17 | 界首市迅立达电梯有限公司 | A kind of hoisting type emergency rescue device for elevator suitable for Lao Lou transformations |
| CN109911737A (en) * | 2019-03-19 | 2019-06-21 | 帕菲特电子科技(江苏)有限公司 | A kind of buffer unit for elevator safety system |
| CN110498318A (en) * | 2019-09-03 | 2019-11-26 | 江苏施塔德电梯有限公司 | A kind of elevator stall protector |
| US20200131004A1 (en) * | 2018-10-29 | 2020-04-30 | Otis Elevator Company | Elevator system |
| CN210558726U (en) * | 2019-07-25 | 2020-05-19 | 康达电梯有限公司 | Elevator rope breakage detection protection device |
| CN210655749U (en) * | 2019-07-08 | 2020-06-02 | 陈杰 | Elevator with a movable elevator car |
| CN214359623U (en) * | 2021-01-11 | 2021-10-08 | 安川双菱电梯有限公司 | Passenger elevator with emergency safety braking function |
-
2021
- 2021-07-19 CN CN202110812689.8A patent/CN113581968A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030123A (en) * | 2014-06-23 | 2014-09-10 | 无锡市崇安区科技创业服务中心 | Lift fall protection device |
| CN106629302A (en) * | 2016-11-21 | 2017-05-10 | 宁波大学 | Anti-falling speed reducing device of elevator |
| CN108100804A (en) * | 2017-12-18 | 2018-06-01 | 康达电梯有限公司 | A kind of car braking system |
| CN108285074A (en) * | 2018-03-12 | 2018-07-17 | 界首市迅立达电梯有限公司 | A kind of hoisting type emergency rescue device for elevator suitable for Lao Lou transformations |
| US20200131004A1 (en) * | 2018-10-29 | 2020-04-30 | Otis Elevator Company | Elevator system |
| CN109911737A (en) * | 2019-03-19 | 2019-06-21 | 帕菲特电子科技(江苏)有限公司 | A kind of buffer unit for elevator safety system |
| CN210655749U (en) * | 2019-07-08 | 2020-06-02 | 陈杰 | Elevator with a movable elevator car |
| CN210558726U (en) * | 2019-07-25 | 2020-05-19 | 康达电梯有限公司 | Elevator rope breakage detection protection device |
| CN110498318A (en) * | 2019-09-03 | 2019-11-26 | 江苏施塔德电梯有限公司 | A kind of elevator stall protector |
| CN214359623U (en) * | 2021-01-11 | 2021-10-08 | 安川双菱电梯有限公司 | Passenger elevator with emergency safety braking function |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148839A (en) * | 2021-12-29 | 2022-03-08 | 李国领 | Intelligent elevator capable of automatically adjusting descending speed |
| CN114275649A (en) * | 2022-01-06 | 2022-04-05 | 济宁市特种设备检验研究院 | Elevator with prevent unexpected removal of elevator car |
| CN114275649B (en) * | 2022-01-06 | 2023-12-05 | 济宁市特种设备检验研究院 | Elevator with function of preventing elevator car from accidentally moving |
| CN114455416A (en) * | 2022-03-02 | 2022-05-10 | 河南省特种设备安全检测研究院 | Elevator maintenance that prevents car and slide is with supplementary locking device |
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Application publication date: 20211102 |