CN111675070B - Automatic opening and closing type floor protection door and working method thereof - Google Patents
Automatic opening and closing type floor protection door and working method thereof Download PDFInfo
- Publication number
- CN111675070B CN111675070B CN202010554376.2A CN202010554376A CN111675070B CN 111675070 B CN111675070 B CN 111675070B CN 202010554376 A CN202010554376 A CN 202010554376A CN 111675070 B CN111675070 B CN 111675070B
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- Prior art keywords
- door leaf
- door
- car
- floor
- leaf
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/06—Door or gate operation of sliding doors
- B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/30—Constructional features of doors or gates
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
- Door And Window Frames Mounted To Openings (AREA)
Abstract
An automatic opening and closing type floor protective door and a working method thereof are arranged at the adjacent edge of each floor for constructors to enter and exit in a lift car, and the protective door comprises a door frame, a lower door leaf and an upper door leaf which are arranged in the door frame, and an inner channel steel track and an outer channel steel track which are vertically arranged side by side and used for limiting the door leaves; the car door of the car is in transmission connection with the lower door leaf through a linkage device; the two sides of the lower door leaf and the upper door leaf are respectively provided with a roller limited on the inner side channel steel track and the outer side channel steel track; the linkage device comprises a shifting piece assembly arranged on the lower part of the car door, a starting tooth block arranged on the lower door leaf and at a position corresponding to the shifting piece assembly, wherein the shifting piece assembly is limited in a shifting piece chamber arranged on the outer wall of the car door and comprises a shifting piece, a connecting lug plate, a rotating shaft and a horizontal round rod. According to the invention, the car door drives the protective door to open and close through the linkage effect generated by the door leaf and the car door, so that the safety of the adjacent edge protection of a floor is ensured, and the convenience of access of constructors is also ensured.
Description
Technical Field
The invention relates to the field of building construction protection, in particular to an automatic opening and closing type floor protection door and a working method thereof.
Background
Along with the standardization, the regularization and the intelligent construction of building construction management are deepened and developed continuously, the floor protective door of the external construction elevator in the construction site is gradually developed to an intelligent automatic opening and closing floor protective door from the standardization of an edge protective guard, a sizing protective door and the like, safety protection measures are safer and more reliable, the appearance is more attractive, and the building industry is greatly popularized and applied.
Disclosure of Invention
The invention aims to provide an automatic opening and closing type floor protection door and a working method thereof, and aims to solve the technical problems that the existing protection door needs to be manually opened and closed and has high danger coefficient.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an automatic switching formula floor faces limit guard gate, locates every floor and faces limit department, supplies constructor business turn over in the car, its characterized in that: the protective door comprises a door frame, a lower door leaf, an upper door leaf, an inner side channel steel rail and an outer side channel steel rail, wherein the lower door leaf and the upper door leaf are arranged in the door frame; the car door of the car is in transmission connection with the lower door leaf through a linkage device;
the door frame is also provided with a support plate for supporting the lower door leaf, and the support plate supports the lower door leaf to keep the upper door leaf and the lower door leaf respectively positioned at the upper position and the lower position; the bottom of the lower door leaf is provided with an upper door leaf linkage plate;
the linkage device comprises a shifting piece assembly arranged on the lower portion of the car door and a starting toothed block arranged on the lower door leaf and at the position corresponding to the shifting piece assembly, wherein the shifting piece assembly is limited in a shifting piece chamber arranged on the outer wall of the car door and comprises a shifting piece used for directly acting on the starting toothed block, connecting lug plates arranged on two sides of the shifting piece, a rotating shaft connected between the connecting lug plates, a double torsion spring fixed on the rotating shaft and a horizontal round rod arranged on the side wall of the shifting piece, wherein the horizontal round rod stretches out a shifting piece chamber and is limited in a limiting part arranged on the door frame of the car on the outer side, a limiting groove is formed in the limiting part, and the lower portion of the shifting piece is abutted to a connecting rod arranged between the two connecting lug plates or abutted to the.
Further preferably, a rubber gasket is arranged on the top surface of the supporting plate.
Furthermore, an extension rod used for abutting against the supporting plate is arranged on the lower door leaf.
Furthermore, a pair of counterweight pulley blocks is arranged above the upper door leaf and on the door frame, each counterweight pulley block comprises a steel wire rope, a counterweight block and a counterweight pulley, one end of each steel wire rope is fixed with the extension rod, and the other end of each steel wire rope is fixed with the counterweight block by bypassing the counterweight pulley.
Furthermore, the limiting groove is an arc groove bottom or a slope groove bottom.
Further, the door frame is fixed on the shaped steel passageway, the shaped steel passageway includes decorative pattern steel sheet and supports the shaped steel skeleton in decorative pattern steel sheet bottom, the shaped steel skeleton passes through the shaped steel landing leg and stands on the floor, shaped steel landing leg bottom and the shaped steel plate welded fastening who passes through expansion bolts and floor board are fixed.
In addition, every floor is equipped with two sets of guard gate side by side, is equipped with the block terminal between the door frame of two sets of guard gates.
More preferably, two sets of linkage devices are arranged on each of the car door and the lower door leaf.
An operating method of an automatic opening and closing type floor edge protective door is characterized by comprising the following steps:
s1, the linkage is out: when the lift car stops to the position of the floor near the edge protective door, the car door moves upwards, the plectrum and the horizontal round rod move upwards along with the car door, the horizontal round rod loses the limit of the limit part, and the end part of the plectrum obliquely extends out of the plectrum chamber to abut against the starting tooth block under the action of the connecting rod and the double torsion springs;
s2, the lower door leaf moves upwards: the shifting sheet drives the starting tooth block to drive the lower door leaf to move upwards, and the upper door leaf linkage plate on the lower door leaf drives the upper door leaf to move to the highest position and stay for 5 seconds along with the car door for workers to enter and exit;
s3, moving the lower door leaf downwards: the car door moves downwards, the counterweight block reduces the self-weight and downward-dropping force of part of the upper door leaf, the lower door leaf and the upper door leaf uniformly move downwards by means of the self-weight and the supporting force of the shifting piece, the upper door leaf stops falling when falling to the supporting plate, the lower door leaf continuously falls to the bottom, and the sealing of the protective door is completed;
s4, resetting the linkage: the car door continues to move down, and the horizontal round bar falls to the spacing inslot on the locating part, and the horizontal round bar drives the plectrum and moves backward, withdraws to the plectrum room, and the car door resets completely, and the car continues to move up or move down to the floor that moves down and faces limit protective door department, carries out constructor transportation.
Compared with the prior art, the invention has the following characteristics and beneficial effects:
according to the invention, the car door drives the protective door to open and close through the linkage effect generated by the door leaf and the car door, so that the safety of the adjacent edge protection of a floor is ensured, and the convenience of access of constructors is also ensured, and the method is simple, low in cost, obvious in effect and convenient and fast in construction operation; the guard gate is formed by the shaped steel preparation, and is whole fixed with the floor board, because of workman misoperation in can the effective control work progress, leads to the fixed effect of guard gate unsatisfactory, the maintenance frequency is safety and quality hidden danger high and not low.
Drawings
FIG. 1 is a schematic representation of the position relationship of a protective door and a car according to the present invention;
FIG. 2 is an outside view of a protective door according to the present invention;
FIG. 3 is an inside view of a protective door according to the present invention;
FIG. 4 is a schematic view of a linkage arrangement according to the present invention;
fig. 5 is a schematic structural diagram of the pick assembly according to the present invention.
Reference numerals: 1-a car; 2-a door frame; 3-lower door leaf; 4-upper door leaf; 5-a roller; 6-inner side channel steel rail; 7-outer channel steel rails; 8-a support plate; 9-upper door leaf linkage plate; 10-car doors; 11-starting the toothed block; 12-a plectrum chamber; 13-a rotating shaft; 14-double torsion spring; 15-horizontal round bar; 16-a limit piece; 17-a limit groove; 18-car door frame; 19-a connecting rod; 20-a balancing weight; 21-an extension rod; 22-a steel wire rope; 23-section steel plate; 24-a counterweight pulley; 25-section steel support legs; 26-section steel channel; 27-a plectrum; 28-connecting ear plate.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention is further described below.
The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
An automatic opening and closing type floor edge-facing protective door is arranged at the edge-facing position of each floor as shown in figure 1 and used for constructors to enter and exit in a lift car 1, and comprises a door frame 2, a lower door leaf 3 and an upper door leaf 4 which are arranged in the door frame 2, and an inner channel steel track 6 and an outer channel steel track 7 which are vertically arranged side by side and used for limiting the door leaves, wherein the lower door leaf 3 and the upper door leaf 4 are arranged in the door frame 2; as shown in fig. 4, the car door 10 of the car 1 is drivingly connected to the lower door leaf 3 by a linkage;
the two sides of the lower door leaf 3 and the upper door leaf 4 are respectively provided with a roller 5 limited on an inner side channel steel track 6 and an outer side channel steel track 7, the door frame 2 is also provided with a support plate 8 for supporting the lower door leaf 3, and the support plate 8 supports the lower door leaf to keep the upper door leaf 4 and the lower door leaf 3 respectively positioned at the upper position and the lower position; in order to reduce the damage of the upper door leaf 4, the two ends of the bottom edge of the lower door leaf 3 are provided with extension rods 21 which are used for abutting against the supporting plate 8, the top surface of the supporting plate 8 is provided with a rubber gasket, the bottom of the lower door leaf 3 is provided with an upper door leaf linkage plate 9, and the upper door leaf linkage plate 9 plays a role of supporting the upper door leaf 4 when the lower door leaf 3 moves up or down;
as can be seen from fig. 4 and fig. 5, the linkage device includes a pick assembly disposed at the lower portion of the car door 10, and a starting tooth block 11 disposed at the lower door leaf 3 and corresponding to the pick assembly, the pick assembly is limited in a pick chamber 12 disposed on the outer wall of the car door 10, and includes a pick 27 for directly acting on the starting tooth block 11, engaging lugs 28 disposed at both sides of the pick 27, a rotating shaft 13 connected between the engaging lugs 28, a double torsion spring 14 fixed on the rotating shaft 13, and a horizontal round bar 15 disposed on the sidewall of the pick 27, the horizontal round bar 15 extends out of the pick chamber 12 and is limited in a limiting member 16 disposed on the outer car door frame 18, the limiting member 16 is provided with a limiting groove 17, the lower portion of the pick 27 abuts against a connecting rod 19 disposed between the engaging lugs 28 or the pick 27 abuts against the outer wall of the lower portion of the pick chamber 12 and is returned to the pick chamber 12, the pick chamber 12 corresponds to the upper portion of the car door 10, for concealing the operating-inoperative pick 27 in order to prevent the pick 27 from obstructing the overall upward or downward movement of the car 1.
Go up 4 tops of door leaf, be equipped with a pair of counterweight pulley group on the door frame 2, counterweight pulley group all includes wire rope 22, balancing weight 20 and counterweight pulley 24, and wire rope 22 one end is fixed with extension rod 21, and it is fixed with balancing weight 20 that counterweight pulley 24 is walked around to the other end, and spacing groove 17 is arc tank bottom or domatic tank bottom, and extension rod 21 can follow the tank bottom and move to car door frame 18, then drives.
An operating method of an automatic opening and closing type floor edge protective door comprises the following steps:
s1, the linkage is out: the lift car 1 stops at a position of a floor adjacent edge protective door, the lift car door 10 moves upwards, the plectrum 27 and the horizontal round rod 15 move upwards along with the lift car door 10, the horizontal round rod 15 loses the limit of the limit piece 16, the plectrum 27 enables the plectrum 27 to extend out of the plectrum chamber 12 due to the action of the connecting rod 19 and the double torsion springs 14, the connecting rod 19 prevents the plectrum 27 from being continuously selected due to the elasticity of the double torsion springs 14, the plectrum 27 is in an inclined state, the plectrum 27 forms an included angle of 45-60 degrees with the horizontal plane, and when the plectrum 27 is kept in the inclined state, the end part of the plectrum chamber 12 extends out and just abuts against the;
s2, the lower door leaf 3 moves upward: the shifting piece 27 drives the starting tooth block 11 to drive the lower door leaf 3 to move upwards, and when the upper door leaf linkage plate 9 on the lower door leaf 3 moves to the upper door leaf 4, the upper door leaf 4 is driven to move to the highest position and stays for 5 seconds along with the car door 10 for workers to go in and out;
s3, the lower door leaf 3 moves down: the car door 10 moves downwards, the counterweight block 20 reduces the self-weight sagging force of part of the upper door leaf 4, the lower door leaf 3 and the upper door leaf 4 move downwards uniformly by the self-gravity and the supporting force of the shifting piece 27, when the upper door leaf 4 falls to the supporting plate 8, the falling is stopped, the lower door leaf 3 continuously falls to the bottom, and the sealing of the protective door is completed;
s4, resetting the linkage: the car door 10 continues to move downwards, the horizontal round rod 15 falls into the limiting groove 17 on the limiting piece 16, the horizontal round rod 15 drives the shifting piece 27 to move backwards and retract to the shifting piece chamber 12, the car door 10 is completely reset, and the car 1 continues to move upwards or downwards to the position of the moving floor adjacent to the edge protective door for transportation of constructors.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The utility model provides an automatic switching formula floor faces limit guard gate locates every floor and faces limit department, supplies constructor business turn over in car (1), its characterized in that: the protective door comprises a door frame (2), a lower door leaf (3) and an upper door leaf (4) which are arranged in the door frame (2), and an inner side channel steel rail (6) and an outer side channel steel rail (7) which are vertically arranged side by side and used for limiting the door leaves; the car door (10) of the car (1) is in transmission connection with the lower door leaf (3) through a linkage device;
the lower door leaf (3) and the upper door leaf (4) are respectively provided with rollers (5) limited on an inner side channel steel rail (6) and an outer side channel steel rail (7) on two sides, the door frame (2) is also provided with a supporting plate (8) for supporting the lower door leaf (3), and the supporting plate (8) supports the lower door leaf (3) to keep the upper door leaf (4) and the lower door leaf (3) respectively positioned at the upper position and the lower position; the bottom of the lower door leaf (3) is provided with an upper door leaf linkage plate (9);
the linkage device comprises a shifting sheet component arranged at the lower part of a car door (10), a starting toothed block (11) arranged at the lower door leaf (3) and at a position corresponding to the shifting sheet component, wherein the shifting sheet component is limited in a shifting sheet chamber (12) arranged on the outer wall of the car door (10) and comprises a shifting sheet (27) directly acting on the starting toothed block (11), connecting lug plates (28) positioned at two sides of the shifting sheet (27), a rotating shaft (13) connected between the connecting lug plates (28), a double torsion spring (14) fixed on the rotating shaft (13) and a horizontal round rod (15) arranged on the side wall of the shifting sheet (27), the horizontal round rod (15) extends out of the shifting sheet chamber (12) and is limited in a limiting piece (16) arranged on an outer side car door frame (18), a limiting groove (17) is arranged on the limiting piece (16), and the lower part of the shifting sheet (27) is abutted on a connecting rod (19) arranged between the two connecting lug plates (28) or is abutted on the outer wall of the lower part of the shifting;
the top surface of the supporting plate (8) is provided with a rubber gasket, and the limiting groove (17) is an arc groove bottom or a slope groove bottom; an extension rod (21) which is used for abutting against the supporting plate (8) is arranged on the lower door leaf (3); a pair of counterweight pulley blocks are arranged above the upper door leaf (4) and on the door frame (2), each counterweight pulley block comprises a steel wire rope (22), a counterweight block (20) and a counterweight pulley (24), one end of each steel wire rope (22) is fixed with the corresponding extension rod (21), and the other end of each steel wire rope bypasses the corresponding counterweight pulley (24) and is fixed with the corresponding counterweight block (20);
the working method of the automatic opening and closing type floor edge protective door comprises the following steps:
s1, the linkage is out: the lift car (1) stops at a position of a floor near a side protective door, the car door (10) moves upwards, the plectrum (27) and the horizontal round rod (15) move upwards along with the car door (10), the horizontal round rod (15) loses the limit of the limit piece (16), and the end part of the plectrum (27) obliquely extends out of the plectrum chamber to abut against the starting tooth block (11) under the action of the connecting rod (19) and the double torsion springs (14);
s2, the lower door leaf (3) moves upwards: the shifting sheet (27) drives the starting tooth block (11) to drive the lower door leaf (3) to move upwards, and the upper door leaf linkage plate (9) on the lower door leaf (3) drives the upper door leaf (4) to move to the highest position and stay for 5 seconds along with the car door (10) for workers to enter and exit;
s3, the lower door leaf (3) moves downwards: the car door (10) moves downwards, the weight block (20) reduces the self-weight sagging force of the upper door leaf (4), the lower door leaf (3) and the upper door leaf (4) move downwards uniformly by means of the self-weight and the bearing force of the shifting piece (27), when the upper door leaf (4) falls to the support plate (8), the falling is stopped, the lower door leaf (3) continues to fall to the bottom, and the sealing of the protective door is completed;
s4, resetting the linkage: the car door (10) continues to move downwards, the horizontal round rod (15) falls into the limiting groove (17) on the limiting piece (16), the horizontal round rod (15) drives the shifting piece (27) to move backwards and retract to the shifting piece chamber (12), the car door (10) is completely reset, and the car (1) continues to move upwards or downwards to the position of the moving floor adjacent to the edge protective door for transportation of constructors.
2. The automatically openable storey edge-facing protective door according to claim 1, wherein: the door frame (2) is fixed on a section steel channel (26), the section steel channel (26) comprises a patterned steel plate and a section steel framework supported at the bottom of the patterned steel plate, the section steel framework is erected on a floor through section steel supporting legs (25), and the bottom of the section steel supporting legs (25) is fixed with a section steel plate (23) fixed with the floor through expansion bolts in a welding mode.
3. The automatically openable storey edge-facing protective door according to claim 1, wherein: each floor is provided with two groups of protective doors side by side, and a distribution box is arranged between the door frames (2) of the two groups of protective doors.
4. The automatically openable storey edge-facing protective door according to claim 1, wherein: two groups of linkage devices are arranged on each car door (10) and the lower door leaf (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010554376.2A CN111675070B (en) | 2020-06-17 | 2020-06-17 | Automatic opening and closing type floor protection door and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010554376.2A CN111675070B (en) | 2020-06-17 | 2020-06-17 | Automatic opening and closing type floor protection door and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111675070A CN111675070A (en) | 2020-09-18 |
| CN111675070B true CN111675070B (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010554376.2A Active CN111675070B (en) | 2020-06-17 | 2020-06-17 | Automatic opening and closing type floor protection door and working method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111675070B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116395538B (en) * | 2023-04-27 | 2023-12-19 | 广州广日电梯工业有限公司 | Unpowered elevator door system and control method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010159115A (en) * | 2009-01-07 | 2010-07-22 | Nissei Ltd | Door safety device |
| CN201458477U (en) * | 2009-03-23 | 2010-05-12 | 李张金 | Suspension coop door and landing door linkage opening/closing transmission device for derrick hoist |
| CN207158576U (en) * | 2017-09-28 | 2018-03-30 | 龚普 | A kind of unmanned building hoist automatically-controlled door |
| CN108083043B (en) * | 2017-12-12 | 2020-06-23 | 广州市特威工程机械有限公司 | Intelligent construction elevator |
| CN207844809U (en) * | 2017-12-12 | 2018-09-11 | 广州市特威工程机械有限公司 | A kind of elevator mechanical linkage |
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2020
- 2020-06-17 CN CN202010554376.2A patent/CN111675070B/en active Active
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| Publication number | Publication date |
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| CN111675070A (en) | 2020-09-18 |
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