CN116332000A - Double protection door device for construction elevator and floor door opening - Google Patents
Double protection door device for construction elevator and floor door opening Download PDFInfo
- Publication number
- CN116332000A CN116332000A CN202310354368.7A CN202310354368A CN116332000A CN 116332000 A CN116332000 A CN 116332000A CN 202310354368 A CN202310354368 A CN 202310354368A CN 116332000 A CN116332000 A CN 116332000A
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- Prior art keywords
- door
- floor
- protective
- protective door
- post
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 230000001681 protective effect Effects 0.000 claims description 67
- 230000006698 induction Effects 0.000 claims description 9
- 230000009977 dual effect Effects 0.000 claims description 4
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing 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
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
- B66B13/28—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between car or cage and wells
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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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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Types And Forms Of Lifts (AREA)
Abstract
The invention relates to the technical field of building construction safety protection, and particularly discloses a double-protection door device for a construction elevator and a floor door opening, which comprises a hanging cage, door posts, an auxiliary door post, a first protection door, a rotating shaft, a second protection door, a fixing plate and an operation window.
Description
Technical Field
The invention relates to the technical field of building construction safety protection, in particular to a double protection door device for a construction lifter and a floor door opening.
Background
The construction site of the building engineering is a high-incidence area of safety production accidents, and the 'high falling injury' is one of five injuries of the construction site, and has become the weight of the current safety management work; the safety performance and the use method of the protection door of the floor material conveying platform of the construction elevator are reliable, and the life, equipment and property safety of people are directly related.
The construction elevator carries out vertical transportation of materials and operators, a protective door is arranged at the entrance and the exit of the elevator and the material conveying platform of each floor, according to the form of the protective door used in most construction sites at present, the floor protective door cannot be automatically locked, the operators can freely enter and exit the material conveying platform, the safety risk is high, and the elevator is prevented from being started to leave due to false touch and the like in the construction process of the building so as to further ensure the safety, thereby leading the constructors to fall; or because the quality level of constructors is uneven, the condition that the construction elevator can not be closed in time still exists after training, a double protection door device for the construction elevator and a floor door opening needs to be developed and designed, and aiming at the problems, the technical innovation is carried out on the basis of the existing device.
Disclosure of Invention
The invention aims to solve the technical problem of providing a double protection door device for a construction elevator and a floor door opening, which can prevent the elevator from starting to leave due to false touch and the like, and prevent the protection door from being closed in time, so that constructors fall.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a construction elevator and dual guard gate device for floor door opening, includes cage, gatepost, attaches gatepost, guard gate one, pivot, guard gate two, fixed plate, operation window, its key technology lies in: the lifting cage of the lifter is provided with a first protective door, the door post is vertically arranged on the outer side of the door opening, the auxiliary door post is vertically arranged in the door opening, the second protective door is movably arranged on the right door post, the first protective door is rotationally connected with the lifting cage bottom plate of the lifter through a rotating shaft, the first protective door is fixedly connected with the rotating shaft, and one side of the top of the lifting cage, close to the lifter, of the first protective door is provided with an operation window.
Preferably, the first protective door is provided with a bolt hole, the floor surface is provided with a bolt hole, when the protective door rotates to be parallel to the floor surface in the inner side direction of the door opening, the bolt hole on the first protective door is aligned with the bolt hole on the floor surface, and the first protective door is rotationally connected with a fixing bolt.
Preferably, a chute matched with the size of the rotating shaft is formed in the position, corresponding to the rotating shaft, of the bottom plate of the lifting cage of the lifter, and the depth of the chute is smaller than the distance from the bottom of the protective door to the operation window.
Preferably, the right end of the rotating shaft is rotationally connected with a motor, and the motor is controlled by a first controller.
Preferably, a storage groove is formed in the position, corresponding to the second protective door, of the operation window, a push rod is rotationally connected in the storage groove, and the push rod is stored in the storage groove.
Preferably, the push rod is L-shaped rotated 180 ° counterclockwise.
Preferably, a handle is arranged on the push rod.
Preferably, an observation window is arranged on the second protective door.
Preferably, the left side door post is provided with the electro-magnet respectively on the left side door post and attach the door post left surface, left side door post is close to cage left surface one side of lift and has set firmly the permanent magnet inductor, install the response piece with the help of the fixed plate on the cage of lift, keep in the response area of permanent magnet inductor when the vertical operation of response piece, the signal output part of permanent magnet inductor is connected with the controller two, the electro-magnet passes through electromagnetic relay and connects the power.
Preferably, the protective door is rotatably connected to the right door post through a spring hinge.
Compared with the prior art, the invention has the following technical progress:
the double protection door device for the construction elevator and the floor door opening can reduce falling caused by careless constructors when the second protection door is kept in an open state by firstly opening the second protection door and then opening the first protection door, enabling the first protection door to be rotationally connected with a lifting cage bottom plate of the elevator through the rotating shaft, fixedly connecting the first protection door with the rotating shaft, and connecting the first protection door with the lifting cage of the elevator with the floor.
According to the invention, the chute is arranged on the bottom plate of the cage of the elevator, the first protective door is pushed into the chute after being opened, and the first protective door is fixed with the floor through the fixing bolt, so that the occurrence of similar accidents caused by the sudden departure of the cage of the elevator due to false touch and the like can be reduced.
The design of the first protective door is combined with the automatic locking of the second protective door after the cage of the lifter leaves, so that the safety coefficient of constructors passing through the cage of the lifter and the floor door opening is greatly increased.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a dual-protection door in an open state according to an embodiment of the present invention;
FIG. 2 is a top view of a dual door according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line D-D of FIG. 2 in accordance with the present invention;
FIG. 4 is a partial view of the invention at II of FIG. 3;
FIG. 5 is a schematic view of a dual-protection door in a closed state according to an embodiment of the present invention;
FIG. 6 is a top view of a dual guard door in accordance with an embodiment of the present invention;
FIG. 7 is a cross-sectional view taken at C-C of FIG. 6 in accordance with the present invention.
In the figure: 1. a hanging cage; 1-1, a fixing plate; 1-2, an induction block; 2. a first protective door; 2-1, an operation window; 2-2, bolt holes; 2-3, fixing bolts; 3. a rotating shaft; 3-1, a motor; 3-2, sliding grooves; 4. a door post; 4-1, a permanent magnet sensor; 5. a second protective door; 5-1 receiving grooves; 5-2, pushing rod; 5-3, a handle; 5-4, an observation window; 6. attaching a door post; 6-1, an electromagnet; 7. floor surface; 8. and a door opening.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 and 5, a double protection door device for a construction elevator and a floor door opening 8 comprises a door post 4, an auxiliary door post 6, a first protection door 2, a rotating shaft 3, a second protection door 5, a fixed plate 1-1 and an operation window 2-1, wherein the first protection door 2 is arranged on a hanging cage 1 of the elevator, the first protection door 2 is rotationally connected with a bottom plate of the hanging cage 1 of the elevator through the rotating shaft 3, the first protection door 2 is fixedly connected with the rotating shaft 3, an armrest is arranged on the first protection door 2, the first protection door 2 is conveniently opened and closed, the right end of the rotating shaft 3 is rotationally connected with a small motor 3-1, the motor 3-1 enables the first protection door 2 to slowly rotate around the rotating shaft 3 through the control of the first controller, so that the second protection door 5 is smoothly opened and closed, a pair of door posts 4 are arranged on two sides of the vertical floor surfaces 7 outside the corresponding floor door opening 8 where the hanging cage 1 is stopped, the second protection door 5 is movably arranged on the right side vertical floor surface 7 in the door opening 8, as shown in the figure, the first protection door 2 is arranged on the right side of the hanging cage 5, and the top of the hanging cage 1 can be pushed open by the operation window 1 through the small motor 3-1;
as a further preferable scheme, the second protective door 5 is installed on the right door post 4 by means of a spring hinge, each door opening 8 is provided with a set of second protective door 5, as shown in fig. 6 and 7, electromagnets 6-1 with the same number as the second protective door 5 are fixedly arranged on the left door post 4 and the left side surface of the auxiliary door post 6 respectively, permanent magnetic sensors 4-1 with the same number as the second protective door are vertically arranged on the left door post 4, induction blocks 1-2 are installed on the lifting cage 1 of the lifter by means of the fixing plate 1-1, and the vertical running track of the induction blocks 1-2 is located in the induction area of the permanent magnetic sensors 4-1; the signal output end of the permanent magnet inductor 4-1 is connected with a second controller, each set of electromagnet 6-1 is connected with a power supply through a relay, the signal output end of the second controller is connected with the control end of the electromagnetic relay, the second controller can be arranged in a layered mode or can be uniformly arranged, the second controller can be selected according to specific conditions, and only when the cage 1 passes through the permanent magnet inductor 4-1, the electromagnetic relay is controlled to realize power supply and power failure of the corresponding electromagnet 6-1;
as a further preferable scheme, as shown in fig. 3 and 4, a storage groove 5-1 is formed in the position of a second protective door 5 corresponding to an operation window 2-1, a push rod 5-2 is rotatably connected in the storage groove 5-1, the push rod 5-2 is in an L shape rotating 180 degrees anticlockwise, the push rod 5-2 is stored in the storage groove 5-1, a constructor can rotate the push rod 5-2 in the storage groove 5-1 on the second protective door 5 to be parallel to the ground through the operation window 2-1, a handle 5-3 is arranged on the push rod 5-2 to conveniently rotate the push rod 5-2, and then the push rod 5-2 is pushed to push the second protective door 5 to an auxiliary door post 6;
as a further preferable scheme, an observation window 5-4 is arranged on the second protective door 5, and the observation window 5-4 is convenient for constructors to observe the operation condition of the cage 1 of the outer lifter in the floor to make accurate judgment so as to prevent accidents;
as a further preferable scheme, the first protective door 2 is opened to be rotated to be flush with the floor 7, as shown in fig. 2, 3 and 6, bolt holes 2-2 are formed in the first protective door 2 and the corresponding floor 7, a fixing bolt 2-3 is rotationally connected to the bolt hole 2-2 in the first protective door 2, the fixing bolt 2-3 is rotated into the bolt hole 2-2 in the floor 7, the first protective door 2 can be fixed on the floor 7, and the situation that a lifting cage 1 of a lifter suddenly leaves due to false touch and the like, so that constructors fall is avoided;
as a further preferable scheme, as shown in fig. 3, a chute 3-2 matched with the size of the rotating shaft 3 is formed at the position, corresponding to the rotating shaft 3, of the bottom plate of the lifting cage 1 of the lifter, the depth of the chute 3-2 is half of that of the bottom plate of the lifting cage 1, after the first protective door 2 is opened and rotated to be flush with the floor 7, the first protective door 2 is pushed into the chute 3-2 and then fixed through a fixing bolt 2-3, and the connecting thickness between the lifting cage 1 of the lifter and the floor 7 is increased through the first protective door 2, so that a better reinforcing effect is achieved;
the working process of the invention is as follows: according to the double protection door device for the construction lifter and the floor door opening 8, when the lifting cage 1 runs, the permanent magnet sensor 4-1 is in a normally open state, the normally closed point of the electromagnetic relay corresponding to the electromagnet 6-1 on the left door post 4 is attracted, the circuit of the protection door II 5 is connected, the electromagnet 6-1 on the left door post 4 is electrified, the protection door II 5 is in a long-term locking state, after the lifting cage 1 stops reaching a preset floor, the sensing block 1-2 senses with the permanent magnet sensor 4-1 of the corresponding floor, the normally closed point of the electromagnetic relay corresponding to the electromagnet 6-1 on the left door post 4 is disconnected, the circuit of the protection door II 5 is not connected, the electromagnet 6-1 on the left door post 4 is powered off, and as a spring hinge is arranged between the protection door II 5 and the left door post 4, the protection door II 5 is still tightly attached to the left door post 4, and the protection door II 5 can be opened under the pushing of a constructor; meanwhile, the normally open point of the electromagnetic relay corresponding to the electromagnet 6-1 on the auxiliary door post 6 is attracted, the circuit of the auxiliary door post 6 is connected, the auxiliary door post electromagnet 6-1 is electrified, a constructor pulls the handle 5-3 through the operation window 2-1 to enable the push rod 5-2 to rotate to be parallel to the floor 7, then pushes the handle 5-3 to drive the protective door to the auxiliary door post 6, and the electromagnet 6-1 on the auxiliary door post 6 attracts the protective door two 5 to enable the protective door two 5 to be in a long-term opening state;
the constructor operates the controller I to drive the motor 3-1 to drive the first protective door 2 to open, slowly rotates to be level with the floor 7, pushes the first protective door 2 into the chute 3-2, then fixes the first protective door 2 and the floor 7 by the fixing bolt 2-3, the first protective door 2 is opened for a long time, the constructor can conveniently pass through for many times, and the first protective door 2 is connected with the cage 1 of the lifter and the floor 7, so that the falling accident can be reduced;
the constructor takes down the fixing bolt 2-3 on the first protective door 2, pulls the first protective door 2 out of the sliding groove 3-2, then enters the cage 1 of the lifter, and operates the first controller to enable the motor 3-1 to drive the first protective door 2 to be closed, and slowly rotates until the first protective door 2 is perpendicular to the floor 7, and the first protective door 2 is in a closed state;
the cage 1 continues to run, after the induction block 1-2 leaves the induction area of the permanent magnet inductor 4-1, the normally open point of the electromagnetic relay corresponding to the electromagnet 6-1 on the auxiliary door post 6 is disconnected, the circuit of the auxiliary door post 6 is not connected, the electromagnet 6-1 on the auxiliary door post 6 is powered off, the second protective door 5 automatically moves and closes towards the left door post 4 under the action of the spring hinge, meanwhile, the normally closed point of the electromagnetic relay corresponding to the electromagnet 6-1 on the door post 4 is attracted, the circuit of the second protective door 5 is connected, the electromagnet 6-1 on the left door post 4 is powered on, and the second protective door 5 is self-locked; thereby realizing the functions of automatic locking and automatic opening of the second protective door 5; on the other hand, the permanent magnet sensor 4-1 and the electromagnet 6-1 in the invention can be independently provided with a power supply, so that all the protection doors are ensured to be in a locking state when the construction hoist does not operate.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a construction elevator and floor door opening are with dual guard gate device, includes cage, gatepost, attaches gatepost, guard gate one, pivot, guard gate two, fixed plate, operation window, its characterized in that: the lifting cage of the lifter is provided with a first protective door, the door post is vertically arranged on the outer side of the door opening, the auxiliary door post is vertically arranged in the door opening, the second protective door is movably arranged on the right door post, the first protective door is rotationally connected with the lifting cage bottom plate of the lifter through a rotating shaft, the first protective door is fixedly connected with the rotating shaft, and one side of the top of the lifting cage, close to the lifter, of the first protective door is provided with an operation window.
2. A double guard door apparatus for a construction hoist and a floor door opening according to claim 1, characterized in that: the first protective door is provided with a bolt hole, the floor surface is provided with a bolt hole, when the protective door rotates to be parallel to the floor surface in the inner side direction of a door opening, the first protective door is aligned with the floor surface, and the first protective door is connected with a fixing bolt in a rotating mode.
3. A double guard door apparatus for a construction hoist and a floor door opening according to claim 1, characterized in that: the lifting cage bottom plate of the lifter is provided with a chute matched with the size of the rotating shaft at the position corresponding to the rotating shaft, and the depth of the chute is smaller than the distance from the bottom of the protective door to the operation window.
4. A double guard door apparatus for a construction hoist and a floor door opening according to claim 1, characterized in that: the right end of the rotating shaft is rotationally connected with a motor, and the motor is controlled by a first controller.
5. A double guard door apparatus for a construction hoist and a floor door opening according to claim 1, characterized in that: the second position of the protective door corresponding to the operation window is provided with a storage groove, the push rod is rotationally connected in the storage groove, and the push rod is stored in the storage groove.
6. The double guard door apparatus for a construction hoist and a floor door opening according to claim 5, wherein: the push rod is L-shaped and rotates 180 degrees anticlockwise.
7. The double guard door apparatus for a construction hoist and a floor door opening according to claim 5, wherein: the push rod is provided with a handle.
8. A double guard gate arrangement for a construction hoist and a floor opening according to claim 1, characterized in that: and an observation window is arranged on the second protective door.
9. A double guard door apparatus for a construction hoist and a floor door opening according to claim 1, characterized in that: the electromagnetic type elevator door is characterized in that electromagnets are respectively arranged on the left door post and the left side face of the auxiliary door post, a permanent magnet inductor is fixedly arranged on one side of the left side door post, which is close to the left side face of a lifting cage of the elevator, an induction block is arranged on the lifting cage of the elevator by means of a fixing plate, the induction block is kept in an induction area of the permanent magnet inductor during vertical operation, a second controller is connected to a signal output end of the permanent magnet inductor, and the electromagnets are connected with a power supply through an electromagnetic relay.
10. A double guard door apparatus for a construction hoist and a floor door opening according to claim 1, characterized in that: the protective door is rotatably connected to the right door post through a spring hinge.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310354368.7A CN116332000A (en) | 2023-04-04 | 2023-04-04 | Double protection door device for construction elevator and floor door opening |
| ZA2023/06072A ZA202306072B (en) | 2023-04-04 | 2023-06-08 | Dual protective doors for construction elevators and floor construction entrances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310354368.7A CN116332000A (en) | 2023-04-04 | 2023-04-04 | Double protection door device for construction elevator and floor door opening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116332000A true CN116332000A (en) | 2023-06-27 |
Family
ID=86883980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310354368.7A Withdrawn CN116332000A (en) | 2023-04-04 | 2023-04-04 | Double protection door device for construction elevator and floor door opening |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN116332000A (en) |
| ZA (1) | ZA202306072B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118255235A (en) * | 2024-05-31 | 2024-06-28 | 河南省鲲鹏起重设备有限公司 | Safe type lift of construction |
-
2023
- 2023-04-04 CN CN202310354368.7A patent/CN116332000A/en not_active Withdrawn
- 2023-06-08 ZA ZA2023/06072A patent/ZA202306072B/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118255235A (en) * | 2024-05-31 | 2024-06-28 | 河南省鲲鹏起重设备有限公司 | Safe type lift of construction |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA202306072B (en) | 2023-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230627 |
|
| WW01 | Invention patent application withdrawn after publication |