CN113666234B - Safety protection method for outer floor access door of construction elevator - Google Patents

Safety protection method for outer floor access door of construction elevator Download PDF

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Publication number
CN113666234B
CN113666234B CN202110871102.0A CN202110871102A CN113666234B CN 113666234 B CN113666234 B CN 113666234B CN 202110871102 A CN202110871102 A CN 202110871102A CN 113666234 B CN113666234 B CN 113666234B
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iron
electric push
group
door
push rod
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CN113666234A (en
Inventor
袁超
张勋来
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China MCC17 Group Co Ltd
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China MCC17 Group Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/30Constructional features of doors or gates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02Door or gate operation
    • B66B13/14Control systems or devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/30Constructional features of doors or gates
    • B66B13/303Details of door panels
    • B66B13/305Slat doors for elevators

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

The invention discloses a safety protection method for a floor access door outside a construction elevator, which belongs to the technical field of building construction, and comprises the following steps of firstly erecting a scaffold, erecting a floor entrance and exit access platform outside each floor, installing an outward-opening iron door outside the floor entrance and exit access platform, installing a locking piece outside the outward-opening iron door, and installing the outward-opening iron door outside the elevator, wherein the outward-opening iron door comprises two groups of semi-iron doors, the upper ends of the two groups of semi-iron doors are provided with a first inductor and an induction plate, and the induction end of the first inductor is arranged towards the induction plate; the output end of the electric push rod moves towards the other group of half iron doors; the other half iron door is provided with an adsorption group and a second power supply, the output end of the adsorption group is provided with a limiting column, the limiting block is provided with a connecting groove, the bottom end of the limiting column is matched with the connecting groove, and the second power supply is suitable for supplying power to the adsorption group; the invention solves the problems that the outward opening iron door cannot be closed conveniently and effectively.

Description

Safety protection method for outer floor access door of construction elevator
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a safety protection method for an outer floor access door of a construction elevator.
Background
After the construction of a concrete structure of a high-rise building engineering is finished, a lift is generally adopted to finish the transportation of basic materials or manpower, a floor entrance and exit passage platform is arranged between a floor and the lift, and an outward opening iron door is arranged, so that the entrance and exit of people are convenient and fast;
when the outward-opening iron door outside the floor entrance and exit channel platform is used, an operator can actively close the outward-opening iron door to ensure the safety of the edge of the floor entrance and exit channel platform, but uncertainty exists due to manual closing, forgetting or manual damage is easily caused, the unsafe of the outward-opening iron door is caused, and the risk of potential safety hazard is increased;
the conventional practice in avoiding the above problems is: when the elevator is used, drivers and passengers are required to close the outward opening iron door in time so as to ensure the safety of the adjacent edge of a floor passage of the elevator for both people and goods in construction. Or two groups of operators are adopted, one group is closed outside, and the other group is used, although the method can properly reduce hidden dangers, the closing condition of the outward opening iron door cannot be monitored.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the outward opening iron door can not be closed conveniently and closed and locked effectively.
In order to solve the technical problems, the inventor obtains the technical scheme of the invention through practice and summary, and the invention discloses a safety protection method for an outer floor access door of a construction elevator, which comprises the following steps:
s1, erecting a foundation
Step one, erecting a vertical scaffold outside a building body, wherein the vertical lap joint of the scaffold is suitable for vertical transportation;
step two, building a floor entrance and exit passage platform outside each floor according to the floor interval of the building body;
step three, installing an outward opening type iron door outside a floor entrance and exit channel platform, and installing a locking piece outside the outward opening type iron door;
s2, mounting of locking pieces
Fourthly, installing an outward opening type iron door outside the elevator, wherein the outward opening type iron door comprises two groups of half iron doors which move oppositely and are closed, the upper ends of the two groups of half iron doors are provided with a first inductor and an induction plate, and the induction end of the first inductor faces the induction plate;
fifthly, mounting cylinders are mounted on one group of half-iron doors, the mounting cylinders are transversely arranged, electric push rods are mounted in the mounting cylinders, and the output ends of the electric push rods move towards the other group of half-iron doors;
before the fifth step, a limiting block is installed at the output end of the electric push rod, a control switch and a first power supply are installed on one side, back to the limiting block, of the electric push rod, a protective cover is installed outside the control switch, the protective cover is detachably connected with the electric push rod, and the first power supply is suitable for supplying power to the electric push rod;
seventhly, the other half iron door is provided with two groups of adsorption groups and a second power supply, the adsorption groups are symmetrically arranged, the output end of each adsorption group is provided with a limiting column, a connecting groove is formed in each limiting block, the bottom end of each limiting column is matched with the connecting groove, and the second power supply is suitable for supplying power to the adsorption groups;
s3, mounting of display component
Step eight, mounting contact switches on a group of half iron doors of the non-electric push rod, wherein the rod body of the electric push rod is suitable for moving towards the contact switches and touching the contact switches;
and step nine, installing a receiver in the elevator, installing a display lamp on the receiver, wherein the display lamp is suitable for displaying whether a signal is received or not, and the display lamp is lighted when the signal is received.
Furthermore, control modules are installed on the installation cylinder and the adsorption group, and the control modules are suitable for controlling the connection and disconnection of the first power supply and the second power supply correspondingly.
Furthermore, a connecting hole is formed in the middle of the limiting block, the aperture of the connecting hole is matched with the size of the output end of the electric push rod, and connecting grooves are formed in the upper side and the lower side of the limiting block.
Furthermore, the bottom ends of the connecting groove and the limiting column are both trapezoidal.
Furthermore, adsorb group including vertical frame, vertical frame and corresponding half iron door fixed connection, install electromagnet in the vertical frame cavity, fixed spring is installed to the relative electric putter's of electromagnet one side, the movable plate is installed to one side that fixed spring back to electromagnet, movable plate and fixed spring fixed connection, spacing post is installed to one side that the movable plate back to fixed spring.
Further, the sensor is a displacement sensor.
Further, when the open-out iron door was closed, it was two sets of displacement sensor response interval on the half iron door, first power was to the electric putter power supply, electric putter's output was to another group's half iron door operation, stopper on electric putter's the output is two sets of absorption group's motion mutually, two sets of absorption groups are in the circular telegram and are changed to the outage state, spacing post joint is on the spread groove on the stopper, simultaneously, electric putter touching contact switch, contact switch is suitable for signals to receiver, and the receiver is suitable for received signal and the display lamp shows different states.
Compared with the prior art, the invention can obtain the following technical effects:
the invention is designed aiming at the problems that most of the existing outward-opening iron doors need to be manually closed and the closing effect is not strong, the invention completes automatic closing and locking by installing a locking piece at the outer side of a floor entrance/exit passage platform, and realizes the signal transmission of the closing state through a contact switch;
two groups of half iron doors are respectively provided with two parts of locking parts, the outward opening iron door mostly refers to a door opening mode with two sides rotating and the middle aligned, most of the prior art has simple structure in the aspect of locking, and the outward opening iron door is not convenient and quick to lock when rotating and even is still manually locked, which causes excessive manpower waste and can not improve the actual working efficiency;
according to the invention, the electric push rod is arranged at one end, and the two groups of adsorption groups are arranged at the other end, so that the limiting column is clamped with the connecting groove when the electric vacuum chuck is locked;
through, touch switch's touching state, give the receiver with signal output and show the locking state of outward opening iron door, accomplish effectual input/output and monitoring, guaranteed the job stabilization of reality and reduced the emergence of potential safety hazard.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the locking member of the present invention shown in an uninstalled configuration;
FIG. 3 is a schematic view showing the construction of the locking member according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic top view of the present invention;
fig. 6 is a structural diagram of a limiting block of the present invention.
In the figure: 1. a scaffold; 2. a floor entrance and exit passage platform; 3. an outward opening type iron door; 4. a half-iron door; 5. a first inductor; 6. an induction plate; 7. mounting the cylinder; 8. an electric push rod; 9. a limiting block; 10. a control switch; 11. a first power supply; 12. a protective cover; 13. an adsorption group; 14. a second power supply; 15. a limiting post; 16. connecting grooves; 17. a contact switch; 18. an elevator; 19. a receiver; 20. a display lamp; 21. a control module; 22. connecting holes; 23. a vertical frame; 24. an electromagnetic chuck; 25. a fixed spring; 26. and (5) moving the plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1, a method for protecting the outer floor access door of a construction elevator according to an embodiment of the present invention includes the steps of:
s1. Erecting a foundation
Step one, erecting a vertical scaffold 1 outside a building body, wherein the scaffold 1 is vertically lapped and suitable for vertical transportation;
secondly, building a floor entrance and exit passage platform 2 outside each floor according to the floor interval of the building body;
step three, installing an outward opening type iron door 3 outside the floor entrance and exit channel platform 2, and installing a locking piece outside the outward opening type iron door 3;
s2, mounting of locking pieces
Fourthly, an outward opening type iron door 3 is installed outside the lifter 18, the outward opening type iron door 3 comprises two groups of half iron doors 4, the two groups of half iron doors 4 move oppositely and are closed, a first inductor 5 and an induction plate 6 are installed at the upper ends of the two groups of half iron doors 4, and the induction end of the first inductor 5 is arranged towards the induction plate 6;
fifthly, mounting cylinders 7 are mounted on one group of half iron doors 4, the mounting cylinders 7 are transversely arranged, electric push rods 8 are mounted in the mounting cylinders 7, and the output ends of the electric push rods 8 move towards the other group of half iron doors 4;
step six, before the step five, a limiting block 9 is installed at the output end of the electric push rod 8, a control switch 10 and a first power source 11 are installed on one side, back to the limiting block 9, of the electric push rod 8, a protection cover 12 is installed outside the control switch 10, the protection cover 12 is detachably connected with the electric push rod 8, and the first power source 11 is suitable for supplying power to the electric push rod 8;
seventhly, an adsorption group 13 and a second power supply 14 are installed on the other half iron door group 4, the adsorption group 13 is provided with two groups which are symmetrically arranged, a limiting column 15 is installed at the output end of the adsorption group 13, a connecting groove 16 is formed in the limiting block 9, the bottom end of the limiting column 15 is matched with the connecting groove 16, and the second power supply 14 is suitable for supplying power to the adsorption group 13;
s3, mounting of display component
Step eight, installing a contact switch 17 on a group of half iron doors 4 of the non-electric push rod 8, wherein the rod body of the electric push rod 8 is suitable for moving towards the contact switch 17 and touching the contact switch 17;
and step nine, installing a receiver 19 in the elevator 18, installing a display lamp 20 on the receiver 19, wherein the display lamp 20 is suitable for displaying whether a signal is received or not, and the display lamp 20 is lighted when the signal is received.
In order to ensure the actual control effect, the mounting cylinder 7 and the adsorption group 13 are both provided with a control module 21, and the corresponding control module 21 is suitable for controlling the on-off of the first power supply 11 and the second power supply 14.
Through installing stopper 9 on electric putter 8, realize spacing effect, it is concrete, seted up connecting hole 22 in the middle of stopper 9, connecting hole 22's aperture and the size looks adaptation of electric putter 8's output, connecting groove 16 has all been seted up to stopper 9's upper and lower both sides.
The bottom ends of the connecting groove 16 and the limiting column 15 are both in a trapezoidal shape, and the trapezoidal shape is convenient for locking.
Further, the adsorption group 13 comprises a vertical frame 23, the vertical frame 23 is fixedly connected with the corresponding half-iron door 4, an electromagnetic chuck 24 is installed in the cavity in the vertical frame 23, a fixed spring 25 is installed on one side, opposite to the electric push rod 8, of the electromagnetic chuck 24, a movable plate 26 is installed on one side, opposite to the electromagnetic chuck 24, of the fixed spring 25, the movable plate 26 is fixedly connected with the fixed spring 25, and a limiting column 15 is installed on one side, opposite to the fixed spring 25, of the movable plate 26.
The inductor is a displacement sensor, and one end of the inductor is shielded by one end to realize effective detection.
The specific actions are as follows: when the outward opening iron gate 3 is closed, displacement sensor induction spacing on two sets of half iron gates 4, first power 11 supplies power to electric putter 8, electric putter 8's output is to another set of half iron gate 4 operation, stopper 9 on electric putter 8's the output is two sets of 13 movements of adsorbing group mutually, two sets of 13 that adsorb are in the circular telegram and change to the outage state, spacing post 15 joint is on spread groove 16 on stopper 9, and simultaneously, electric putter 8 touches contact switch 17, contact switch 17 is suitable for signal transmission to receiver 19, receiver 19 is suitable for received signal and display lamp 20 shows different states.
The swing-out type iron door 3 is not limited to be opened by rotation, and may be of a double-end sliding type.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims (1)

1. A safety protection method for an external floor access door of a construction elevator is characterized by comprising the following steps:
s1, erecting a foundation
Step one, erecting a vertical scaffold (1) outside a building body, wherein the scaffold (1) is vertically lapped and suitable for vertical transportation;
secondly, building a floor entrance and exit passage platform (2) outside each floor according to the floor interval of the building body;
step three, installing an outward opening type iron door (3) at the outer side of the floor entrance and exit channel platform (2), and installing a locking piece outside the outward opening type iron door (3);
s2, mounting of locking pieces
Fourthly, an outward opening type iron door (3) is installed outside the lifter (18), the outward opening type iron door (3) comprises two groups of semi-iron doors (4), the two groups of semi-iron doors (4) move oppositely to be closed, a first inductor (5) and an induction plate (6) are installed at the upper ends of the two groups of semi-iron doors (4), and the induction end of the first inductor (5) faces the induction plate (6);
fifthly, mounting cylinders (7) are mounted on one group of half iron doors (4), the mounting cylinders (7) are transversely arranged, electric push rods (8) are mounted in the mounting cylinders (7), and the output ends of the electric push rods (8) move towards the other group of half iron doors (4);
step six, before the step five, a limiting block (9) is installed at the output end of the electric push rod (8), a control switch (10) and a first power supply (11) are installed on one side, back to the limiting block (9), of the electric push rod (8), a protection cover (12) is installed outside the control switch (10), the protection cover (12) is detachably connected with the electric push rod (8), and the first power supply (11) is suitable for supplying power to the electric push rod (8);
seventhly, an adsorption group (13) and a second power supply (14) are installed on the other half iron door (4), the adsorption group (13) is provided with two groups which are symmetrically arranged, a limiting column (15) is installed at the output end of the adsorption group (13), a connecting groove (16) is formed in the limiting block (9), the bottom end of the limiting column (15) is matched with the connecting groove (16), and the second power supply (14) is suitable for supplying power to the adsorption group (13);
the mounting cylinder (7) and the adsorption group (13) are both provided with control modules (21), and the corresponding control modules (21) are suitable for controlling the connection and disconnection of the first power supply (11) and the second power supply (14);
a connecting hole (22) is formed in the middle of the limiting block (9), the aperture of the connecting hole (22) is matched with the size of the output end of the electric push rod (8), and connecting grooves (16) are formed in the upper side and the lower side of the limiting block (9); the bottom ends of the connecting groove (16) and the limiting column (15) are both in a trapezoidal shape;
the adsorption group (13) comprises a vertical frame (23), the vertical frame (23) is fixedly connected with the corresponding half iron door (4), an electromagnetic chuck (24) is installed in a cavity in the vertical frame (23), a fixed spring (25) is installed on one side, opposite to the electric push rod (8), of the electromagnetic chuck (24), a movable plate (26) is installed on one side, opposite to the electromagnetic chuck (24), of the fixed spring (25), the movable plate (26) is fixedly connected with the fixed spring (25), and a limiting column (15) is installed on one side, opposite to the fixed spring (25), of the movable plate (26);
s3, mounting of display components
Step eight, installing a contact switch (17) on a group of half iron doors (4) of the non-electric push rod (8), wherein the rod body of the electric push rod (8) is suitable for moving towards the contact switch (17) and touching the contact switch (17);
ninth, a receiver (19) is installed in the lifter (18), a display lamp (20) is installed on the receiver (19), the display lamp (20) is suitable for displaying whether signals are received or not, and the display lamp (20) is lighted when the signals are received;
the sensor is a displacement sensor; when outward opening iron gate (3) are closed, it is two sets of displacement sensor induction spacing on half iron gate (4), first power (11) are to electric putter (8) power supply, the output of electric putter (8) is to another set of half iron gate (4) operation, stopper (9) on electric putter's (8) the output adsorb group (13) motion mutually two sets of, two sets of absorption group (13) are in the circular telegram and are changed to the outage state, spacing post (15) joint is on spread groove (16) on stopper (9), simultaneously, electric putter (8) touch contact switch (17), contact switch (17) are suitable for signal transmission to receiver (19), and receiver (19) are suitable for received signal and display lamp (20) show different states.
CN202110871102.0A 2021-07-30 2021-07-30 Safety protection method for outer floor access door of construction elevator Active CN113666234B (en)

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CN113666234B true CN113666234B (en) 2023-01-17

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB385994A (en) * 1931-07-07 1933-01-09 Albert Frederick Coates Improvements in or relating to lift safety devices
CN108190691A (en) * 2017-12-06 2018-06-22 上海建工五建集团有限公司 The installation method of elevator
CN108217367A (en) * 2018-02-01 2018-06-29 中国十七冶集团有限公司 A kind of high-building construction elevator material receiving door safety control measures
CN110217675A (en) * 2019-07-09 2019-09-10 中建地下空间有限公司 A kind of the building hoist floor safety protective door and operating method of automation
CN210176287U (en) * 2019-06-24 2020-03-24 中国建筑第七工程局有限公司 Discharging platform protective door for building
CN210236831U (en) * 2019-06-24 2020-04-03 河南国基建设集团有限公司 Construction elevator guard gate
CN210313069U (en) * 2019-07-09 2020-04-14 中建地下空间有限公司 Automatic construction elevator floor safety protection door of changing
CN112897274A (en) * 2021-01-14 2021-06-04 中国十七冶集团有限公司 Safety protection early warning method for construction passenger-cargo dual-purpose elevator floor access door
CN213802492U (en) * 2020-04-02 2021-07-27 骆腾腾 Building site elevator guard gate

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB385994A (en) * 1931-07-07 1933-01-09 Albert Frederick Coates Improvements in or relating to lift safety devices
CN108190691A (en) * 2017-12-06 2018-06-22 上海建工五建集团有限公司 The installation method of elevator
CN108217367A (en) * 2018-02-01 2018-06-29 中国十七冶集团有限公司 A kind of high-building construction elevator material receiving door safety control measures
CN210176287U (en) * 2019-06-24 2020-03-24 中国建筑第七工程局有限公司 Discharging platform protective door for building
CN210236831U (en) * 2019-06-24 2020-04-03 河南国基建设集团有限公司 Construction elevator guard gate
CN110217675A (en) * 2019-07-09 2019-09-10 中建地下空间有限公司 A kind of the building hoist floor safety protective door and operating method of automation
CN210313069U (en) * 2019-07-09 2020-04-14 中建地下空间有限公司 Automatic construction elevator floor safety protection door of changing
CN213802492U (en) * 2020-04-02 2021-07-27 骆腾腾 Building site elevator guard gate
CN112897274A (en) * 2021-01-14 2021-06-04 中国十七冶集团有限公司 Safety protection early warning method for construction passenger-cargo dual-purpose elevator floor access door

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