CN113123625A - Protection device for interim elevator well - Google Patents
Protection device for interim elevator well Download PDFInfo
- Publication number
- CN113123625A CN113123625A CN202110337485.3A CN202110337485A CN113123625A CN 113123625 A CN113123625 A CN 113123625A CN 202110337485 A CN202110337485 A CN 202110337485A CN 113123625 A CN113123625 A CN 113123625A
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- China
- Prior art keywords
- fixedly connected
- plates
- lifting
- plate
- protective door
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- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 230000001681 protective effect Effects 0.000 claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
-
- 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
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/665—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for vertically-sliding wings
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses a protective device for a temporary elevator well, which comprises a bottom plate, wherein a clamping groove is formed in the middle of the upper end of the bottom plate, a protective door is clamped in the clamping groove, cross rods are fixedly connected to the upper ends of two sides of the protective door, lifting mechanisms are arranged on the cross rods, support plates are fixedly connected to the back surfaces of two sides of the upper end of the bottom plate, second sliding grooves are formed in the front surfaces of the support plates, and lifting plates are connected to the outer sides of the lower ends of the second sliding grooves in a butting mode: the lifting mechanisms are arranged at the upper ends of the two sides of the protective door, the lower ends of the two sides of the protective door are connected with the lifting plate provided with the driving mechanism through the connecting rod, the driving mechanism is connected with the lifting mechanism on the same side through the connecting mechanism, the protective door can move upwards through the lifting mechanism, the connecting mechanism and the driving mechanism when the protective door is used, the entrance of the elevator shaft is opened, only the protective door needs to be lowered when the protective door does not work, the entrance of the elevator shaft is sealed, the protective door is not required to be disassembled and assembled, and the protective door is convenient.
Description
Technical Field
The invention relates to a protection device, in particular to a protection device for a temporary elevator shaft, and belongs to the technical field of temporary elevator shaft safety protection.
Background
The elevartor shaft is the well of installation elevator, and the size of well is confirmed according to elevator lectotype, and well wall mounting elevator track and counter weight track, the door opening installation lift-cabin door of reserving, there is elevator machine room the well top, and the elevartor shaft can utilize protector to seal the entry of elevartor shaft usually when the construction, prevents that someone from accidentally falling into in the elevartor shaft.
Used protector is a guardrail mostly when present interim elevartor shaft is under construction, utilizes fixing device to fix the guardrail at the entrance of elevartor shaft during the use, but the staff when the construction, need dismantle the guardrail earlier, waste time and energy, and can occupy the peripheral space of elevartor shaft entrance when the guardrail is placed, influence the staff and walk about.
Disclosure of Invention
The invention provides a protective device for a temporary elevator well, which effectively solves the problems in the prior art.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a protective device for a temporary elevator well, which comprises a bottom plate, wherein a clamping groove is formed in the middle of the upper end of the bottom plate, a protective door is clamped in the clamping groove, cross rods are fixedly connected to the upper ends of two sides of the protective door, lifting mechanisms are respectively arranged on the cross rods, a support plate is fixedly connected to the back surfaces of two sides of the upper end of the bottom plate, second sliding grooves are respectively formed in the front surfaces of the support plates, lifting plates are respectively connected to the outer sides of the lower ends of the second sliding grooves in an abutting mode, connecting rods are respectively and fixedly connected to the front surfaces of one sides, close to the protective door, of the lifting plates, one ends, far away from the lifting plates on the same side, of the lifting plates are respectively and fixedly connected to the lower ends of the side surfaces.
As a preferred technical scheme of the invention, the lifting mechanisms all comprise mounting plates, the mounting plates are fixedly connected to the upper ends of the same-side support plates, the mounting plates are all in a U-shaped structure, the openings of the mounting plates face the front side, the distance between the front side and the rear side of the mounting plates is smaller than the distance between the front side and the rear side of the lower ends, the middle parts of the upper ends of the mounting plates are respectively sleeved with and fixedly connected with hanging plates, the hanging plates are all in a U-shaped structure, the openings of the hanging plates face downwards, the lower ends of the hanging plates are respectively and rotatably connected with a first roller through a first rotating shaft, one ends of the first rotating shafts, far away from the protective door, penetrate through and are slidably connected onto the same-side hanging plates, the outer wall of the lower ends of one sides of the hanging plates are fixedly connected with driving motors, the output ends of the driving motors face the connected hanging plates and are fixedly connected, it is same all be connected with the second roller through the rotation of second pivot between two curb plates on the mounting panel, the second roller all connects on the first roller of homonymy through the track transmission, the equal fixedly connected with lifter of positive lower extreme of track, the lifter all overlaps establishes and fixed connection is on homonymy horizontal pole, the one end that guard gate was kept away from in the second pivot all runs through and sliding connection on homonymy curb plate, the equal fixedly connected with first wheel body of one end that guard gate was kept away from in the second pivot, the equal fixedly connected with riser of positive lower extreme of mounting panel, first spout has all been seted up at the vertical part back of riser.
As a preferred technical scheme of the invention, the lower ends of the front surfaces of the mounting plates are fixedly connected with baffle plates which are positioned on the front surfaces of the vertical plates on the same side.
As a preferable technical scheme of the invention, the front surfaces of the lifting blocks are fixedly connected with first sliding blocks, and the first sliding blocks are slidably connected to the lower ends of the insides of the first sliding grooves on the same side.
According to a preferred technical scheme, the driving mechanisms all comprise top plates, the top plates are fixedly connected to the upper end of one side, away from the protective door, of the support plate, the lower ends of the top plates are rotatably connected with lifting screw rods, the lower ends of the lifting screw rods are rotatably connected to the upper end of the bottom plate, screw plates and conical tooth rings are sleeved on the outer circumferential wall of the lower ends of the lifting screw rods, the screw plates are located above the conical tooth rings on the same side, the screw plates are all in threaded connection with the lifting screw rods on the same side, the screw plates are all fixedly connected to the back face of one side, away from the protective door, of the lifting plate on the same side, and the conical tooth rings are all fixedly connected to the.
According to a preferable technical scheme of the invention, the connecting mechanisms all comprise supporting plates, the supporting plates are all fixedly connected to the upper end of the bottom plate, the middle parts of the supporting plates are all penetrated through bearings and are fixedly connected with fixing rods, one ends of the fixing rods, close to the protective door, are all fixedly connected with bevel gears, the bevel gears are all meshed with bevel gear rings of the driving mechanisms on the same side, one ends of the fixing rods, far away from the protective door, are all fixedly connected with second wheel bodies, and the second wheel bodies are all in transmission connection with first wheel bodies of the lifting mechanisms on the same side through belts.
As a preferable technical scheme of the invention, the back surfaces of the lifting plates are fixedly connected with second sliding blocks, and the second sliding blocks are connected to the lower ends of the inner parts of the second sliding grooves on the same side in a sliding manner.
As a preferable technical scheme of the invention, the vertical plates are all in an L-shaped structure, the horizontal parts of the vertical plates are positioned above the vertical plates, and the back surfaces of the horizontal parts of the vertical plates are fixedly connected to the upper ends of the mounting plates on the same side.
The invention has the following beneficial effects:
1. the lifting mechanisms are arranged at the upper ends of the two sides of the protective door, the lower ends of the two sides of the protective door are connected with the lifting plate provided with the driving mechanism through the connecting rod, the driving mechanism is connected with the lifting mechanism on the same side through the connecting mechanism, the protective door can move upwards through the lifting mechanism, the connecting mechanism and the driving mechanism when the protective door is used, the entrance of the elevator shaft is opened, only the protective door needs to be lowered when the protective door does not work, the entrance of the elevator shaft is sealed, the protective door is not required to be disassembled and assembled, and the protective door is convenient.
2. The protective door is not required to be disassembled and assembled when the lifting mechanism is used, and is always fixed on the lifting block of the lifting mechanism, so that the protective door can be prevented from influencing the walking of workers.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the area A in FIG. 1;
FIG. 3 is a schematic view of the lift mechanism of the present invention;
FIG. 4 is a schematic view of the base plate structure of the present invention;
FIG. 5 is a schematic view of the mounting structure of the lifter plate on the carrier plate according to the present invention;
FIG. 6 is a schematic view of the mounting structure of the screw plate and the connecting rod of the present invention on the lifting plate;
fig. 7 is a schematic view of the structure of the connection mechanism of the present invention.
In the figure: 1. a base plate; 2. a card slot; 3. a protective door; 4. a lifting mechanism; 41. mounting a plate; 42. a hanger plate; 43. a first rotating shaft; 44. a first roller; 45. a drive motor; 46. a side plate; 47. a second rotating shaft; 48. a second roller; 49. a crawler belt; 410. a first wheel body; 411. a baffle plate; 412. a vertical plate; 413. a first chute; 414. a first slider; 415. a lifting block; 5. a carrier plate; 6. a drive mechanism; 61. a top plate; 62. a lifting screw; 63. a screw plate; 64. a conical gear ring; 7. a connecting mechanism; 71. a support plate; 72. fixing the rod; 73. a bevel gear; 74. a second wheel body; 75. a belt; 8. a second chute; 9. a lifting plate; 10. a connecting rod; 11. a second slider; 12. a cross bar.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in figures 1-7, the protection device for the temporary elevator well comprises a bottom plate 1, a clamping groove 2 is formed in the middle of the upper end of the bottom plate 1, a protection door 3 is clamped in the clamping groove 2, cross rods 12 are fixedly connected to the upper ends of two sides of the protection door 3, lifting mechanisms 4 are respectively installed on the cross rods 12, a support plate 5 is fixedly connected to the back surfaces of two sides of the upper end of the bottom plate 1, a second sliding groove 8 is formed in the front surface of the support plate 5, a lifting plate 9 is connected to the outer side of the lower end of the second sliding groove 8 in a butting mode, a connecting rod 10 is fixedly connected to the front surface of one side, close to the protection door 3, of the lifting plate 9, one end, far away from the lifting plate 9 on the same side, of the connecting rod 10 is fixedly connected to the lower end of the side surface of the protection door 3, a driving mechanism 6 is installed on the back surface, the lifting mechanism 4 is convenient to operate the driving mechanism 6 through the connecting mechanism 7, so that the protective door 3 can be conveniently lifted.
The back of the lifting plate 9 is fixedly connected with a second sliding block 11, the second sliding blocks 11 are connected to the lower end of the inner portion of the second sliding groove 8 on the same side in a sliding mode, the lifting plate 9 is fixed on the carrier plate 5 conveniently, and the lifting plate 9 is prevented from rotating.
Wherein, the lifting mechanisms 4 all comprise mounting plates 41, the mounting plates 41 are all fixedly connected at the upper ends of the same-side carrier plates 5, the mounting plates 41 are all U-shaped structures, the openings of the mounting plates are all facing the front, the distance between the front and the rear sides of the mounting plates 41 is smaller than the distance between the front and the rear sides of the lower ends, the middle parts of the upper ends of the mounting plates 41 are all sleeved and fixedly connected with hanging plates 42, the hanging plates 42 are all U-shaped structures, the openings of the hanging plates 42 are all facing downwards, the lower ends of the hanging plates 42 are all rotatably connected with first rollers 44 through first rotating shafts 43, one ends of the first rotating shafts 43 far away from the protective doors 3 are all penetrated and slidably connected on the same-side hanging plates 42, driving motors 45 are fixedly connected on the outer wall of the lower ends of one sides of the hanging plates 42, the output ends of the driving motors 45 are all towards the connected hanging plates, the back surfaces of the lower ends of the two sides in the mounting plate 41 are fixedly connected with side plates 46, a second roller 48 is rotatably connected between the two side plates 46 on the same mounting plate 41 through a second rotating shaft 47, the second roller 48 is connected on the first roller 44 on the same side through a crawler 49 in a transmission manner, the lower end of the front surface of the crawler 49 is fixedly connected with a lifting block 415, the lifting block 415 is sleeved on and fixedly connected to the cross rod 12 on the same side, one end of the second rotating shaft 47, far away from the protective door 3, penetrates through and is slidably connected to the side plate 46 on the same side, one end of the second rotating shaft 47, far away from the protective door 3, is fixedly connected with a first wheel 410, the lower end of the front surface of the mounting plate 41 is fixedly connected with vertical plates 412, the vertical plates 412 are L-shaped structures and the horizontal parts are located above, the back surfaces of, the back of the vertical part of the vertical plate 412 is provided with a first sliding groove 413, the lower end of the front side of the mounting plate 41 is fixedly connected with a baffle 411, the baffle 411 is located on the front side of the vertical plate 412 on the same side, and when the door is used, the lifting block 415 can be driven to move upwards to drive the upper end of the protective door 3 to move upwards.
Wherein, the first slider 414 of the equal fixedly connected with in front of lifter 415, the equal sliding connection of first slider 414 is at the inside lower extreme of the first spout 413 of homonymy, conveniently fixes track 49 through lifter 415, prevents that track 49 from inclining.
Wherein, the driving mechanisms 6 all comprise a top plate 61, the top plate 61 is fixedly connected to the upper end of one side of the carrier plate 5 far away from the protective door 3, the lower end of the top plate 61 is rotatably connected with a lifting screw 62, the lower end of the lifting screw 62 is rotatably connected to the upper end of the bottom plate 1, the outer wall of the circumference of the lower end of the lifting screw 62 is sleeved with a screw plate 63 and a bevel gear ring 64, the screw plate 63 is positioned above the same-side bevel gear ring 64, the screw plate 63 is connected to the same-side lifting screw 62 in a threaded manner, the screw plate 63 is fixedly connected to the back of one side of the same-side lifting plate 9 far away from the protective door 3, the bevel gear ring 64 is fixedly connected to the same-side lifting screw 62, the connecting mechanisms 7 all comprise support plates 71, the support plates 71 are fixedly connected to the upper end of the bottom plate 1, the middle parts of the, the fixing rod 72 is fixedly connected with bevel gears 73 at one ends close to the protective door 3, the bevel gears 73 are meshed with the bevel gear rings 64 of the same-side driving mechanisms 6, the fixing rod 72 is fixedly connected with second wheel bodies 74 at one ends far away from the protective door 3, the second wheel bodies 74 are in transmission connection with the first wheel bodies 410 of the same-side lifting mechanisms 4 through belts 75, the lifting mechanisms 4 can conveniently operate the driving mechanisms 6 simultaneously when the lifting mechanism is used, and the vertical movement of the upper end and the lower end of the protective door 3 is facilitated.
Specifically, when the elevator door is used, the elevator door is fixed at the entrance of an elevator shaft, a power supply is turned on, when the entrance of the elevator shaft is opened, the driving motor 45 is started, the driving motor 45 rotates the first roller 44 through the first rotating shaft 43, the first roller 44 rotates the second roller 48 through the crawler 49, the crawler 49 drives the lifting block 415 to move upwards, meanwhile, the second roller 48 rotates the first roller 410 through the second rotating shaft 47, the first roller 410 drives the second roller 74 to rotate through the belt 75, the second roller 74 rotates the bevel gear 73 through the fixed rod 72, the bevel gear 73 rotates the lifting screw 62 through the bevel gear ring 64, the lifting screw 62 drives the lifting plate 9 to move upwards, the back surface of the lifting plate 9 is connected to the support plate 5 in a sliding mode through the second sliding block 11, the lifting plate 9 is prevented from rotating along with the lifting screw 62 in the process, and the lifting plate 9 and the lifting block 415 move upwards together to protect the door 3, open the entry of elevartor shaft gradually, then the staff gets into the interior work of elevartor shaft again, when the stop work, can make driving motor 45 reverse motion, lower guard gate 3, until inserting guard gate 3's lower extreme inside draw-in groove 2 that set up on bottom plate 1, seal the entry of elevartor shaft, because mounting panel 41 is fixed on the shear force wall at the elevartor shaft entrance, and bottom plate 1 is fixed subaerial at the entrance of elevartor shaft, can avoid irrelevant personnel to pull guard gate 3 open, get into the inside of elevartor shaft, the accident appears.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The protective device for the temporary elevator well comprises a bottom plate (1) and is characterized in that a clamping groove (2) is formed in the middle of the upper end of the bottom plate (1), a protective door (3) is clamped in the clamping groove (2), cross rods (12) are fixedly connected to the upper ends of two sides of the protective door (3), lifting mechanisms (4) are mounted on the cross rods (12), support plates (5) are fixedly connected to the back surfaces of two sides of the upper end of the bottom plate (1), second sliding grooves (8) are formed in the front surfaces of the support plates (5), lifting plates (9) are connected to the outer sides of the lower ends of the second sliding grooves (8) in a butting mode, connecting rods (10) are fixedly connected to the front surfaces of one sides, close to the protective door (3), of the lifting plates (9) on the same side, one ends, far away from the lifting plates (9), of the connecting rods (10), and a driving mechanism (6) is arranged on the back surface of one side of the lifting plate (9) far away from the protective door (3), and the driving mechanism (6) is connected with the lifting mechanism (4) on the same side through a connecting mechanism (7).
2. The temporary elevator well protection device according to claim 1, wherein the lifting mechanisms (4) each comprise a mounting plate (41), the mounting plates (41) are fixedly connected to the upper end of the same-side support plate (5), the mounting plates (41) are each in a U-shaped structure with the opening facing the front, the distance between the front and rear sides of the mounting plates (41) is smaller than the distance between the front and rear sides of the lower end, a hanging plate (42) is sleeved and fixedly connected to the middle of the upper end of the mounting plates (41), the hanging plates (42) are each in a U-shaped structure with the opening facing downward, a first roller (44) is rotatably connected between the lower ends of the hanging plates (42) through a first rotating shaft (43), one end of the first rotating shaft (43) far away from the protective door (3) penetrates through and is slidably connected to the same-side hanging plate (42), and a driving motor (45) is fixedly connected to the outer wall of the lower end of one side of the hanging plate (42), the output end of the driving motor (45) faces towards the connected hanging plate (42) and is fixedly connected with one end, away from the protective door (3), of the same side first rotating shaft (43), the back faces of the lower ends of the two sides in the mounting plate (41) are fixedly connected with side plates (46), a second roller (48) is rotatably connected between the two side plates (46) on the same mounting plate (41) through a second rotating shaft (47), the second roller (48) is connected onto the same side first roller (44) through a crawler belt (49) in a transmission manner, the front lower end of the crawler belt (49) is fixedly connected with a lifting block (415), the lifting block (415) is sleeved and fixedly connected onto the same side cross rod (12), one end, away from the protective door (3), of the second rotating shaft (47) penetrates through and is slidably connected onto the same side plate (46), and one end, away from the protective door (3), away from the second rotating shaft (47), is fixedly connected with a first wheel body (410), the lower end of the front face of the mounting plate (41) is fixedly connected with a vertical plate (412), and the back face of the vertical part of the vertical plate (412) is provided with a first sliding groove (413).
3. A temporary elevator shaft guard according to claim 2 wherein the front lower ends of the mounting plates (41) are each fixedly connected with a baffle (411), the baffles (411) being located on the front of the same side riser (412).
4. A temporary elevator shaft guard according to claim 2, wherein the front face of the lifting block (415) is fixedly connected with a first sliding block (414), and the first sliding blocks (414) are slidably connected with the lower inner ends of the first sliding grooves (413) on the same side.
5. A temporary elevator well guard according to claim 1, the driving mechanisms (6) respectively comprise a top plate (61), the top plates (61) are respectively fixedly connected to the upper end of one side of the carrier plate (5) far away from the protective door (3), the lower ends of the top plates (61) are rotatably connected with lifting screw rods (62), the lower ends of the lifting screw rods (62) are rotatably connected with the upper end of the bottom plate (1), the outer wall of the circumference of the lower end of the lifting screw (62) is sleeved with a screw plate (63) and a conical tooth ring (64), the screw plates (63) are all positioned above the same-side conical tooth ring (64), the screw plates (63) are all in threaded connection with the lifting screw rods (62) on the same side, the screw plates (63) are fixedly connected with the back surface of one side of the lifting plate (9) at the same side far away from the protective door (3), the bevel gear rings (64) are fixedly connected to the lifting screw rods (62) on the same side.
6. The temporary elevator well protection device is characterized in that the connecting mechanisms (7) respectively comprise a support plate (71), the support plates (71) are fixedly connected to the upper end of the bottom plate (1), a fixing rod (72) penetrates through the middle of each support plate (71) through a bearing and is fixedly connected with the middle of each support plate (71), a bevel gear (73) is fixedly connected to one end, close to the protection door (3), of each fixing rod (72), each bevel gear (73) is meshed with a bevel gear ring (64) of the same-side driving mechanism (6), a second wheel body (74) is fixedly connected to one end, far away from the protection door (3), of each fixing rod (72), and each second wheel body (74) is in transmission connection with a first wheel body (410) of the same-side lifting mechanism (4) through a belt (75).
7. A temporary elevator shaft protection device according to claim 1, characterized in that a second slide block (11) is fixedly connected to the back of the lifting plate (9), and the second slide blocks (11) are slidably connected to the inner lower ends of the second slide grooves (8) on the same side.
8. The temporary elevator well protection device according to claim 2, wherein the vertical plates (412) are L-shaped and have horizontal portions located above, and the back surfaces of the horizontal portions of the vertical plates (412) are fixedly connected to the upper ends of the mounting plates (41) on the same side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110337485.3A CN113123625A (en) | 2021-03-30 | 2021-03-30 | Protection device for interim elevator well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110337485.3A CN113123625A (en) | 2021-03-30 | 2021-03-30 | Protection device for interim elevator well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113123625A true CN113123625A (en) | 2021-07-16 |
Family
ID=76774872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110337485.3A Withdrawn CN113123625A (en) | 2021-03-30 | 2021-03-30 | Protection device for interim elevator well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113123625A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117005709A (en) * | 2023-09-26 | 2023-11-07 | 山西六建集团有限公司 | Horizontal hard protector for elevator shaft of high-rise residence |
-
2021
- 2021-03-30 CN CN202110337485.3A patent/CN113123625A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117005709A (en) * | 2023-09-26 | 2023-11-07 | 山西六建集团有限公司 | Horizontal hard protector for elevator shaft of high-rise residence |
| CN117005709B (en) * | 2023-09-26 | 2023-12-19 | 山西六建集团有限公司 | Horizontal hard protector for elevator shaft of high-rise residence |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210716 |