CN113863700A - Automatic elevator shaft protection device and operation method - Google Patents
Automatic elevator shaft protection device and operation method Download PDFInfo
- Publication number
- CN113863700A CN113863700A CN202111276644.XA CN202111276644A CN113863700A CN 113863700 A CN113863700 A CN 113863700A CN 202111276644 A CN202111276644 A CN 202111276644A CN 113863700 A CN113863700 A CN 113863700A
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- adjusting
- elevator shaft
- locking
- rod
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 210000000078 claw Anatomy 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000001012 protector Effects 0.000 claims abstract description 3
- 230000006978 adaptation Effects 0.000 claims description 19
- 230000035939 shock Effects 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 238000009435 building construction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
-
- 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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses an elevator shaft automatic protection device and an operation method, and belongs to the technical field of elevator shaft protection. The elevator shaft protection device comprises a protection main body and two groups of protection auxiliary bodies which are arranged on the protection main body respectively, wherein connecting claws which are unfolded outwards and abutted against the wall body of an elevator shaft are arranged on two sides of the protection main body respectively, the connecting claws on the two sides are connected through flexible elastic rods, the flexible elastic rods are perpendicular to the movement direction of the protection auxiliary bodies, and a locking mechanism is arranged on each protection auxiliary body. When installing this protector, adjust the horizontality with the depression bar earlier, inside as for reserving the entrance to a cave, drive the locking piece through adjusting the regulating part and remove along the depression bar, until entering into the locking inslot portion of fixed block, just also fix the depression bar this moment, this kind of operation mode can improve the installation of device greatly and transport, demolish efficiency, the security also promotes by a wide margin.
Description
Technical Field
The invention relates to the technical field of elevator shaft protection, in particular to an automatic elevator shaft protection device and an operation method.
Background
In building construction, a plurality of holes exist, particularly in building construction and high-rise building, the holes have a plurality of potential safety hazards, and in order to prevent safety accidents, safety protection and coverage must be adopted in construction; the safety protection is a part of safety management, the opening protection in the safety protection is in heavy middle, and if the opening protection is not in place in the high-rise building construction, or the protection is not firm, and field constructors are damaged, the phenomenon that the opening falls is more, and the adoption of the better safety protection is of great importance for better perfecting safety management measures.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an elevator shaft automatic protection device and an operation method.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an automatic protector of elevartor shaft, includes the protection main part to and install at two sets of each installation of protection main part and protect the vice body, the both sides of protection main part all are provided with the claw of being connected that expandes to the outside and with elevartor shaft wall body butt, the claw of being connected of both sides passes through flexible elastic rod to be connected, and flexible elastic rod sets up with the direction of motion of the vice body of protection perpendicularly, all installs locking mechanism on every protection vice body.
Further innovation point in this application scheme, every this locking mechanism all includes fixed block of fixed mounting on the vice body of protection, rotates the depression bar of installing on the vice body of protection to and install the adjusting part on the depression bar, be provided with the spacing groove with fixed block looks adaptation on this depression bar, through adjusting part through the fixed block with the depression bar fixed.
Further innovation part in this application scheme, every this adjusting part includes the locking piece of slidable mounting on the depression bar, set up on the fixed block lateral wall and with the locking groove of a tip looks adaptation of locking piece, rotate the regulation pole of installing near rotatory nodal point department at the depression bar to and set up the guide slot on the regulation pole, the other end of locking piece forms sliding fit through round pin axle and guide slot adaptation.
In a further innovation in the solution of the present application, the end of the secondary protection body is equipped with a guide wheel.
The protection device is characterized in that a guide rail is mounted at the bottom of the protection main body, a plurality of mounting holes are formed in the guide rail and are distributed at equal intervals, and the protection auxiliary body is mounted in the corresponding mounting holes through bolts.
The protection device is characterized in that the protection main body comprises a fixed body rotatably installed with the connecting claw, a shock absorption body installed on the fixed body, a movable body installed above the shock absorption body, an adjusting body connected with the fixed body and penetrating through the movable body, and a hanging ring arranged on the upper surface of the movable body.
Further innovation point in this application scheme, this protection main part includes and is connected the body that the claw rotated the installation, installs the elasticity member on the body, rotates the connecting rod of installing at elasticity member tip, installs the regulation seat in the whole below of elasticity member to and set up the regulation groove on adjusting the seat, should adjust the seat setting and just be provided with four on the diagonal line of body, install the protection cloth on the adjacent elasticity member.
Further innovation point in this application scheme is provided with the limiting plate on this body, and sliding fit has the collection to fight between two limiting plates.
An operation method of an automatic elevator shaft protection device comprises the following operation steps:
when first installed: the protection main body and the protection auxiliary body are arranged at the position of an elevator shaft and are assembled into a whole through a bolt, the flexible elastic rod is pulled downwards to drive the connecting claws at two sides to rotate downwards and release after reaching a proper height, the connecting claws can be abutted against the wall of the elevator shaft under the action of the flexible elastic rod, the pressure rod is rotated to a horizontal state, the rotation adjusting rod drives the locking piece to move towards the locking groove on the fixed block along the pressure rod, and when the locking piece is matched with the locking groove and the adjusting rod cannot be adjusted, the protection main body and the protection auxiliary body can be assembled into a whole;
when lifted in the hoistway: lifting by crane protection main part to unsettled state through hoisting equipment through rings, the reverse adjustment adjusts the pole, shifts out from locking inslot portion to the locking piece, and the reverse rotation depression bar again through leading wheel rebound, after removing to suitable height, rotates depression bar to horizontality, and the rotation is adjusted the pole and is driven the locking piece and remove along the locking inslot of depression bar on to the fixed block, just can when adjusting the pole can unable after locking piece and locking groove adaptation.
An operation method of an automatic elevator shaft protection device comprises the following operation steps:
when first installed: the protection main body and the protection auxiliary body are arranged at the position of an elevator shaft and are assembled into a whole through a bolt, the flexible elastic rod is pulled downwards to drive the connecting claws at two sides to rotate downwards and release after reaching a proper height, the connecting claws can be abutted against the wall of the elevator shaft under the action of the flexible elastic rod, the pressure rod is rotated to be in a horizontal state, the rotation adjusting rod drives the locking piece to move towards the locking groove on the fixed block along the pressure rod, and when the locking piece is matched with the locking groove and cannot adjust the adjusting rod, the end part of the connecting rod piece is manually adjusted to be connected into an adjusting groove on an adjusting seat at a proper position;
when lifted in the hoistway: the tip that will connect the member is taken out from the adjustment tank inside, after through lifting device and adjustment tank adaptation, lift by crane protection main part to unsettled state, the reversal regulation pole, shift out from the locking inslot portion to the locking piece, the reversal rotation depression bar again, through leading wheel rebound, after removing to suitable height, rotate depression bar to horizontality, the reversal regulation pole drives the locking piece and removes along the locking inslot on the depression bar to the fixed block, just can't when adjusting the regulation pole after locking piece and locking tank adaptation, connect the adjustment tank on the regulation seat of member tip to suitable position through manual regulation afterwards.
Compared with the prior art, the invention has the following beneficial effects:
1. the locking mechanism is arranged in the device, when the protective device is installed, the pressure rod is firstly adjusted to be in a horizontal state, the pressure rod is arranged in the reserved hole, the adjusting piece is adjusted to drive the locking piece to move along the pressure rod until the pressure rod enters the locking groove of the fixed block, the pressure rod is fixed at the moment, the operation mode can greatly improve the installation, transportation and removal efficiency of the device, and the safety is greatly improved.
2. The protection main body is designed into two structures, one structure is that the movable body is used for damping the falling object under the action of the damping body, so that the safety of the device is greatly improved, and the risk that the top fixed body is damaged by the falling object can be avoided; another kind then carries out the adaptation for tip and the adjustment tank through the connecting rod, and the elastic connecting rod after the adaptation can expand protection cloth and self also can take place the bending simultaneously, when the protection main part need go upward, only need separate the tip and the adjustment tank of connecting rod, and protection cloth can be retrieved, and rubbish on it can get into automatically and collect and fight inside, carries out same processing, improves its construction sanitation environment.
Drawings
FIG. 1 is a schematic view of the overall structure of one aspect of the present invention;
FIG. 2 is a schematic view of the overall structure of another embodiment of the present invention;
FIG. 3 is a schematic view of the connection structure of the connecting claw and the protective body of the present invention;
fig. 4 is a connection relationship diagram of the elastic rod member and the connecting rod of the present invention under an operating condition.
In the figure: 1. a protective body; 2. a protective sub-body; 3. a connecting claw; 4. a flexible resilient lever; 5. a fixed block; 6. a pressure lever; 7. a limiting groove; 8. a locking member; 9. a locking groove; 10. adjusting a rod; 11. a guide groove; 12. a guide wheel; 13. a guide rail; 14. a fixed body; 15. a shock absorber; 16. an adjuster; 17. a hoisting ring; 18. a body; 19. an elastic rod member; 20. an adjustment groove; 21. an adjusting seat; 22. a limiting plate; 23. a collecting hopper; 24. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example (b): as shown in fig. 1 and 3, an elevator shaft automatic protection device comprises a protection main body 1, wherein the protection main body 1 comprises a fixed body 14 rotatably installed with a connecting claw 3, a shock absorption body 15 installed on the fixed body 14, the shock absorption body 15 is a spring or a rubber pad, a movable body installed above the shock absorption body 15 is installed on an adjusting body 16 penetrating through the movable body and connected with the fixed body 14, the adjusting body 16 is an adjusting bolt, and a hanging ring 17 is arranged on the upper surface of the movable body. The both sides of protection main part 1 all are provided with the claw 3 of being connected that expandes to the outside and with the elevartor shaft wall body butt, and the claw 3 of being connected of both sides is connected through flexible elastic rod 4, and flexible elastic rod 4 sets up perpendicularly with the direction of motion of the vice body 2 of protection. The effect through flexible elastic rod 4 can drive connecting claw 3 and can not hinder the upwards moving of protection main part 1 when upwards moving, can stop it to the wall body through inseparable butt elevartor shaft when protection main part 1 moves down.
And install and respectively install a protection auxiliary body 2 at two sets of protection main part 1, all install locking mechanism on every protection auxiliary body 2, this locking mechanism all includes fixed block 5 of fixed mounting on protection auxiliary body 2, rotates the depression bar 6 of installing on protection auxiliary body 2 to and install the adjusting part on depression bar 6, be provided with the spacing groove 7 with 5 looks adaptations of fixed block on this depression bar 6, through adjusting part through fixed block 5 with depression bar 6 fixed. Every this adjusting part includes lock piece 8 of slidable mounting on depression bar 6, sets up on the 5 lateral walls of fixed block and with the locking groove 9 of a tip looks adaptation of lock piece 8, rotates and installs the regulation pole 10 that is close to the rotation node department at depression bar 6 to and set up the guide slot 11 on adjusting pole 10, the other end of lock piece 8 forms sliding fit through round pin axle and guide slot 11 adaptations. When using, rotate depression bar 6 to horizontality, rotatory regulation pole 10 drives locking piece 8 and removes along depression bar 6 locking groove 9 on to fixed block 5, and then takes depression bar 6 in elevartor shaft reservation hole department, just can't adjust pole 10 when adjusting after locking piece 8 and the adaptation of locking groove 9.
Wherein a guide wheel 12 is mounted on the end of the protection sub-body 2. The guide wheel 12 can drive the convenient device to move upwards in the elevator shaft, so that collision with a building wall is avoided.
Wherein, the bottom of this protection main part 1 is installed guide rail 13 and is provided with the mounting hole of a plurality of equidistant distribution on the guide rail 13, and the vice body 2 of protection passes through the bolt to be installed in the mounting hole that corresponds. Through the mounting hole on the guide rail 13, the protection work that can adapt to the elevator shaft length difference.
An operation method of an automatic elevator shaft protection device comprises the following operation steps:
when first installed: the protection main body 1 and the protection auxiliary body 2 are arranged at the position of an elevator shaft and are assembled into a whole through a bolt, the flexible elastic rod 4 is pulled down to drive the connecting claws 3 on two sides to rotate downwards, the connecting claws 3 are released after reaching a proper height, the connecting claws 3 can be abutted against the wall of the elevator shaft under the action of the flexible elastic rod 4, the pressure rod 6 is rotated to be in a horizontal state, the rotation adjusting rod 10 drives the locking piece 8 to move towards the locking groove 9 on the fixing block 5 along the pressure rod 6, and when the locking piece 8 is matched with the locking groove 9 and the adjusting rod 10 cannot be adjusted, the protection main body 1 and the protection auxiliary body 2 can be assembled into a whole;
when lifted in the hoistway: through lifting device through rings 17 lift by crane protection main part 1 to unsettled state, reverse regulation pole 10, shift out from locking groove 9 inside to locking piece 8, reverse rotation depression bar 6 again, through leading wheel 12 rebound, after removing to suitable height, rotate depression bar 6 to the horizontality, rotation regulation pole 10 drives locking piece 8 and removes in the locking groove 9 on depression bar 6 to fixed block 5, just can't adjust pole 10 when adjusting after locking piece 8 and locking groove 9 adaptation.
The difference from the above embodiment is: as shown in fig. 2 and 4, the protection main body 1 includes a body 18 rotatably mounted with the connecting claw 3, an elastic rod 19 mounted on the body 18, a connecting rod 24 rotatably mounted at an end of the elastic rod 19, an adjusting seat 21 mounted below the elastic rod 19, and an adjusting groove 20 disposed on the adjusting seat 21, the adjusting groove 20 is adapted to an end of the connecting rod 24, the adjusting seats 21 are disposed on diagonal lines of the body 18 and four, and a protection cloth is mounted on the adjacent elastic rod 19. The body 18 is provided with limiting plates 22, and a collecting hopper 23 is arranged between the two limiting plates 22 in a sliding fit mode. When using (promptly the vice body 2 of protection is installed the back of taking one's place), through the adjustment tank 20 adaptation back that corresponds connecting rod 24 for the protection cloth is expanded in the elevartor shaft inboard, and protects it and handles, through when going upward, with the protection cloth after the effect release of connecting rod 24, with rubbish gather the inside unified processing of collection fill that is located the middle part.
An operation method of an automatic elevator shaft protection device is characterized by comprising the following operation steps:
when first installed: the protection main body 1 and the protection auxiliary body 2 are arranged at the position of an elevator shaft and are assembled into a whole through a bolt, the flexible elastic rod 4 is pulled down to drive the connecting claws 3 on two sides to rotate downwards and release after reaching a proper height, the connecting claws 3 can be abutted against the wall of the elevator shaft under the action of the flexible elastic rod 4, the pressure rod 6 is rotated to be in a horizontal state, the rotary adjusting rod 10 drives the locking piece 8 to move towards the locking groove 9 on the fixing block 5 along the pressure rod 6, and when the locking piece 8 is matched with the locking groove 9 and cannot adjust the adjusting rod 10, the end part of the connecting rod piece is manually adjusted to be in the adjusting groove 20 on the adjusting seat 21 at a proper position;
when lifted in the hoistway: the tip that will connect the member is taken out from adjustment tank 20 is inside, after through lifting device and adjustment tank 20 adaptation, lift by crane protection main part 1 to unsettled state, reverse regulation pole 10, shift out from locking groove 9 is inside to locking piece 8, reverse rotation depression bar 6 again, through leading wheel 12 rebound, after removing to suitable height, rotate depression bar 6 to the horizontality, rotation regulation pole 10 drives locking piece 8 and removes to locking groove 9 on the fixed block 5 along depression bar 6, after locking piece 8 and locking groove 9 adaptation and can't be when adjusting regulation pole 10, in the adjustment tank 20 on the regulation seat 21 of connecting member tip to suitable position through manual regulation afterwards.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto. The substitution may be of partial structures, devices, method steps, or may be a complete solution. The technical solution and the inventive concept thereof according to the present invention should be equally replaced or changed within the protection scope of the present invention.
Claims (10)
1. The utility model provides an automatic protector of elevartor shaft, its characterized in that, including the protection main part to and install at two sets of each installation protection auxiliary body of protection main part, the both sides of protection main part all are provided with the claw of being connected that expandes to the outside and with elevartor shaft wall body butt, and the claw of being connected of both sides passes through flexible elastic rod to be connected, and flexible elastic rod sets up perpendicularly with the direction of motion of the protection auxiliary body, all installs locking mechanism on every protection auxiliary body.
2. The automatic elevator shaft protection device according to claim 1, wherein each locking mechanism comprises a fixed block fixedly mounted on the protection auxiliary body, a pressure rod rotatably mounted on the protection auxiliary body, and an adjusting component mounted on the pressure rod, the pressure rod is provided with a limit groove matched with the fixed block, and the pressure rod is fixed through the fixed block by adjusting the adjusting component.
3. The elevator shaft automatic protection device according to claim 2, wherein each adjusting assembly comprises a locking piece slidably mounted on the pressure rod, a locking groove formed in the side wall of the fixed block and adapted to one end of the locking piece, an adjusting rod rotatably mounted on the pressure rod near the rotating node, and a guide groove formed in the adjusting rod, and the other end of the locking piece is adapted to the guide groove through a pin shaft to form a sliding fit.
4. An elevator shaft automatic guard according to claim 3, characterized in that the guide wheels are mounted to the ends of the auxiliary body.
5. The automatic elevator shaft protection device according to claim 4, wherein a guide rail is mounted at the bottom of the protection main body and is provided with a plurality of mounting holes which are distributed at equal intervals, and the protection auxiliary body is mounted in the corresponding mounting holes through bolts.
6. The automatic elevator shaft protection device according to claim 5, wherein the protection body comprises a fixed body rotatably mounted with the connection claw, a shock absorbing body mounted on the fixed body, a movable body mounted above the shock absorbing body, an adjusting body mounted on the fixed body through the movable body, and a hanging ring provided on an upper surface of the movable body.
7. The automatic elevator shaft protection device according to claim 5, wherein the protection body comprises a body rotatably mounted with the connecting claw, an elastic rod member mounted on the body, a connecting rod rotatably mounted at the end of the elastic rod member, four adjusting seats mounted below the elastic rod member, and four adjusting grooves disposed on the adjusting seats, the four adjusting seats being disposed on diagonal lines of the body, and a protection cloth being mounted on the adjacent elastic rod member.
8. An elevator shaft automatic guard according to claim 7 wherein the body is provided with limiting plates between which the collection hopper is slidably fitted.
9. An operation method of an automatic elevator shaft protection device according to claim 6, characterized by comprising the following steps:
when first installed: the protection main body and the protection auxiliary body are arranged at the position of an elevator shaft and are assembled into a whole through a bolt, the flexible elastic rod is pulled downwards to drive the connecting claws at two sides to rotate downwards and release after reaching a proper height, the connecting claws can be abutted against the wall of the elevator shaft under the action of the flexible elastic rod, the pressure rod is rotated to a horizontal state, the rotation adjusting rod drives the locking piece to move towards the locking groove on the fixed block along the pressure rod, and when the locking piece is matched with the locking groove and the adjusting rod cannot be adjusted, the protection main body and the protection auxiliary body can be assembled into a whole;
when lifted in the hoistway: lifting by crane protection main part to unsettled state through hoisting equipment through rings, the reverse adjustment adjusts the pole, shifts out from locking inslot portion to the locking piece, and the reverse rotation depression bar again through leading wheel rebound, after removing to suitable height, rotates depression bar to horizontality, and the rotation is adjusted the pole and is driven the locking piece and remove along the locking inslot of depression bar on to the fixed block, just can when adjusting the pole can unable after locking piece and locking groove adaptation.
10. An operation method of an automatic elevator shaft protection device according to claim 8, characterized by comprising the following steps:
when first installed: the protection main body and the protection auxiliary body are arranged at the position of an elevator shaft and are assembled into a whole through a bolt, the flexible elastic rod is pulled downwards to drive the connecting claws at two sides to rotate downwards and release after reaching a proper height, the connecting claws can be abutted against the wall of the elevator shaft under the action of the flexible elastic rod, the pressure rod is rotated to be in a horizontal state, the rotation adjusting rod drives the locking piece to move towards the locking groove on the fixed block along the pressure rod, and when the locking piece is matched with the locking groove and cannot adjust the adjusting rod, the end part of the connecting rod piece is manually adjusted to be connected into an adjusting groove on an adjusting seat at a proper position;
when lifted in the hoistway: the tip that will connect the member is taken out from the adjustment tank inside, after through lifting device and adjustment tank adaptation, lift by crane protection main part to unsettled state, the reversal regulation pole, shift out from the locking inslot portion to the locking piece, the reversal rotation depression bar again, through leading wheel rebound, after removing to suitable height, rotate depression bar to horizontality, the reversal regulation pole drives the locking piece and removes along the locking inslot on the depression bar to the fixed block, just can't when adjusting the regulation pole after locking piece and locking tank adaptation, connect the adjustment tank on the regulation seat of member tip to suitable position through manual regulation afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111276644.XA CN113863700B (en) | 2021-10-30 | 2021-10-30 | Automatic elevator shaft protection device and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111276644.XA CN113863700B (en) | 2021-10-30 | 2021-10-30 | Automatic elevator shaft protection device and operation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113863700A true CN113863700A (en) | 2021-12-31 |
| CN113863700B CN113863700B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111276644.XA Active CN113863700B (en) | 2021-10-30 | 2021-10-30 | Automatic elevator shaft protection device and operation method |
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| Country | Link |
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| CN (1) | CN113863700B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489267A (en) * | 2017-06-21 | 2017-12-19 | 中交第公路工程局有限公司 | From firm operating platform in a kind of convenient adjustable elevator |
| CN206971794U (en) * | 2017-07-20 | 2018-02-06 | 中国建筑第八工程局有限公司 | Elevator protective platform |
| CN209874371U (en) * | 2019-03-04 | 2019-12-31 | 中国建筑第二工程局有限公司 | Elevator well protector |
| CN210421885U (en) * | 2019-07-02 | 2020-04-28 | 江苏安鼎安全管理有限公司 | Elevator shaft safety device installation operation platform |
| CN111173301A (en) * | 2020-02-19 | 2020-05-19 | 中天华南建设投资集团有限公司 | A kind of safety net protection frame and installation method thereof |
| CN211524023U (en) * | 2019-12-16 | 2020-09-18 | 江苏省建筑工程集团有限公司 | Novel elevator shaft protection operation platform |
| CN212201403U (en) * | 2020-05-07 | 2020-12-22 | 董旭恒 | Electric wire netting group tower construction is with formula of encorbelmenting elasticity safety net device |
| CN212478607U (en) * | 2020-04-07 | 2021-02-05 | 中建二局基础设施建设投资有限公司 | A stereotyped elevator shaft construction hard protection system |
-
2021
- 2021-10-30 CN CN202111276644.XA patent/CN113863700B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489267A (en) * | 2017-06-21 | 2017-12-19 | 中交第公路工程局有限公司 | From firm operating platform in a kind of convenient adjustable elevator |
| CN206971794U (en) * | 2017-07-20 | 2018-02-06 | 中国建筑第八工程局有限公司 | Elevator protective platform |
| CN209874371U (en) * | 2019-03-04 | 2019-12-31 | 中国建筑第二工程局有限公司 | Elevator well protector |
| CN210421885U (en) * | 2019-07-02 | 2020-04-28 | 江苏安鼎安全管理有限公司 | Elevator shaft safety device installation operation platform |
| CN211524023U (en) * | 2019-12-16 | 2020-09-18 | 江苏省建筑工程集团有限公司 | Novel elevator shaft protection operation platform |
| CN111173301A (en) * | 2020-02-19 | 2020-05-19 | 中天华南建设投资集团有限公司 | A kind of safety net protection frame and installation method thereof |
| CN212478607U (en) * | 2020-04-07 | 2021-02-05 | 中建二局基础设施建设投资有限公司 | A stereotyped elevator shaft construction hard protection system |
| CN212201403U (en) * | 2020-05-07 | 2020-12-22 | 董旭恒 | Electric wire netting group tower construction is with formula of encorbelmenting elasticity safety net device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113863700B (en) | 2023-04-07 |
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