CN110577135A - Platform type elevator car bottom edge protection device - Google Patents
Platform type elevator car bottom edge protection device Download PDFInfo
- Publication number
- CN110577135A CN110577135A CN201910917317.4A CN201910917317A CN110577135A CN 110577135 A CN110577135 A CN 110577135A CN 201910917317 A CN201910917317 A CN 201910917317A CN 110577135 A CN110577135 A CN 110577135A
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- platform
- elevator
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- 230000003014 reinforcing effect Effects 0.000 claims description 45
- 230000001012 protector Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 2
- 239000003351 stiffener Substances 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
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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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses a platform type elevator car bottom edge protection device, and relates to the technical field of elevator protection. The elevator safety device comprises a safety touch plate, an elastic assembly and a microswitch, wherein the safety touch plate is arranged at the edge of the car bottom, the upper end of the elastic assembly is connected with the safety touch plate, the lower end of the elastic assembly is connected with the lower end of the car bottom, the microswitch is arranged below the safety touch plate and is connected with the lower end of the car bottom, and the microswitch is electrically connected with an elevator main machine. The elevator can stop running when foreign matters fall between the edge of the car bottom and the shaft wall, so that the safety of passengers is protected.
Description
Technical Field
The invention relates to the technical field of elevator protection, in particular to a platform type elevator car bottom edge protection device.
Background
The platform type elevator has no surrounding wall around the bottom of the elevator, so that a gap exists between the edge of the bottom of the elevator and the shaft wall of the elevator, and foreign matters such as handbags and packing boxes carried by passengers can easily fall into the gap between the edge of the bottom of the elevator and the shaft wall.
Foreign matter card is between the edge at the bottom of the sedan-chair and the well wall, and when being connected the tow wire rope at the bottom of the sedan-chair and being rolled up by the elevator host computer, the sedan-chair receives the hindrance of foreign matter and can't move up along with towing wire rope for tow wire rope between the sedan-chair bottom and the elevator host computer is easily pulled and is impaired, and even fracture endangers passenger's safety.
Therefore, it is an urgent technical problem to be solved by those skilled in the art how to stop the operation of the elevator when a foreign object is dropped between the edge of the platform and the hoistway wall to protect the safety of passengers.
Disclosure of Invention
The platform type elevator car bottom edge protection device can stop running when foreign matters fall between the car bottom edge and the shaft wall, so that the safety of passengers is protected.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a platform formula elevator's sedan-chair bottom edge protector, includes safe touch panel, elastic component, micro-gap switch, and the edge at the bottom of the sedan-chair is located to the safe touch panel, and elastic component's upper end and safe touch panel are connected, and elastic component's lower extreme and the lower extreme at the bottom of the sedan-chair are connected, and micro-gap switch locates the below of safe touch panel, and micro-gap switch is connected with the lower extreme at the bottom of the sedan-chair, and micro-gap switch is connected with the elevator host computer electricity.
further, including the sedan-chair bottom panel and carrying the component at the bottom of the sedan-chair, carry the component including connecting the bottom plate, connecting the riser, car rope hitch plate, found the roof beam connecting plate, found the roof beam fixed plate, connect the bottom plate and be connected with the one end of sedan-chair bottom panel, the lower extreme of connecting the riser is connected with connecting the bottom plate, car rope hitch plate is connected with the upper end of connecting the riser, found the roof beam connecting plate and locate one side that the sedan-chair bottom panel was kept away from to connecting the riser, the both ends of connecting the riser all with found the roof beam connecting plate and be connected, found the roof beam fixed plate and.
Further, a car bottom reinforcing rib is arranged on the lower end face of the car bottom panel.
Further, elastic component includes spring support plate and spring, and spring support plate is equipped with a plurality ofly, and a plurality of spring support plates are connected with the lower extreme of sedan-chair bottom plate strengthening rib along the marginal evenly distributed of sedan-chair bottom plate board, spring support plate and sedan-chair bottom plate board strengthening rib, and the upper end and the safety touch panel of spring are connected, and the lower extreme and the spring support plate of spring are connected.
furthermore, the spring supporting plate is provided with a sliding hole, a positioning rod is arranged in the sliding hole, the positioning rod slides up and down in the sliding hole, and the upper end of the positioning rod is connected with the safety touch panel.
Furthermore, the lower end face of the safety touch plate and the upper end face of the spring supporting plate are respectively provided with a spring fixing ring, the spring is sleeved outside the spring fixing ring, and the positioning rod is in clearance fit with the inner ring of the spring fixing ring.
furthermore, a vertical beam reinforcing rib is arranged between the connecting vertical plate and the vertical beam connecting plate.
furthermore, a car rope hitch reinforcing rib is arranged between the car rope hitch plate and the connecting bottom plate.
The invention has the following beneficial effects:
1. According to the elevator safety device, when foreign matters fall between the shaft wall of the elevator shaft and the edge of the elevator car bottom, the safety contact plate at the edge of the elevator car bottom is pressed down by the foreign matters to move downwards, and then the safety contact plate is in contact with the transmission element of the microswitch positioned below the safety contact plate, so that the elevator main machine stops running, the elevator stops running, the dangerous situation that a traction steel wire rope between the elevator car bottom and the elevator main machine is pulled to be damaged or even broken is avoided, and the safety of passengers is protected.
2. The lifting structure can meet the overall strength of the car bottom and effectively save the space of a pit at the same time, because the car bottom of the conventional knapsack type elevator is connected with the knapsack frame vertical beam through the bracket with the thickness of 100 plus 200mm, and the car bottom is connected with the knapsack frame vertical beam through the lifting member, the thickness of the car bottom is reduced, and the space of the pit is saved.
3. Through setting up the sedan-chair bottom strengthening rib, can improve the support intensity of sedan-chair bottom plate to improve the intensity at the bottom of the sedan-chair.
4. Through setting up a plurality of spring layer boards along the marginal evenly distributed of sedan-chair bottom plate, can improve the stability that spring unit supported the safety touch panel.
5. Through setting up locating lever and slide opening, can let the safety touch panel can only move in the vertical direction, avoid the safety touch panel to rock, improve the stability of spring support safety touch panel.
6. through setting up the solid fixed ring of spring, can let the upper end of spring and the lower extreme of spring all overlap outside the solid fixed ring of spring to increased the area of contact of safe touch panel and spring, the area of contact of spring layer board and spring, it is more reliable when making the spring mounting on safe touch panel, spring layer board.
7. Through setting up the upright beam strengthening rib, can improve joint strength and the stability of connecting riser and upright beam connecting plate.
8. through setting up car rope hitch strengthening rib, can let car rope hitch strengthening rib auxiliary stay car rope hitch, improved the stability of car rope hitch.
drawings
FIG. 1 is a schematic structural view of a platform;
FIG. 2 is a schematic view of the structure of the platform panel and platform stiffener mounted together;
FIG. 3 is a schematic structural view of a pulling member;
Fig. 4 is a first structural schematic diagram of a platform elevator platform edge protection device;
Fig. 5 is a second structural schematic view of a platform elevator platform edge guard;
FIG. 6 is a partial enlarged view of FIG. 5A;
fig. 7 is a first schematic view showing a platform elevator platform edge guard in use;
Fig. 8 is a schematic view showing a second usage state of the platform edge guard of the platform elevator;
Fig. 9 is a schematic structural view of a conventional rucksack type elevator in which a platform is mounted to a rucksack frame vertical beam via brackets;
fig. 10 is a series circuit diagram of a microswitch and an elevator machine.
Description of reference numerals:
1-a car bottom panel, wherein the car bottom panel is provided with a plurality of vertical plates,
2-car bottom reinforcing rib, 2-1-first car bottom reinforcing rib, 2-2-second car bottom reinforcing rib, 2-3-third car bottom reinforcing rib,
3-lifting component, 3-1-connecting bottom plate, 3-1-1-first connecting bottom plate, 3-1-2-second connecting bottom plate, 3-2-connecting vertical plate, 3-3-lift car rope hitch plate, 3-4-vertical beam connecting plate, 3-5-vertical beam fixing plate, 3-5-1-first vertical beam fixing plate, 3-5-2-second vertical beam fixing plate, 3-6-vertical beam reinforcing rib, 3-7-lift car rope hitch plate reinforcing rib,
4-safety touch panel, 4-1-first safety touch panel, 4-2-second safety touch panel,
5-elastic component, 5-1-spring supporting plate, 5-1-1-sliding hole, 5-2-spring, 5-3-spring fixing ring, 5-4-positioning rod,
6-micro switch mounting plate, 6-1-flanging,
7-a micro-switch which is connected with the micro-switch,
8-rope end rod, 9-backpack frame vertical beam, 10-well wall, 11-foreign body and 12-bracket.
Detailed Description
For a better understanding of the present invention, reference is made to the following further description taken in conjunction with the accompanying drawings. It is noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element 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):
A platform type elevator car bottom edge protection device comprises a car bottom, a safety touch plate 4, an elastic assembly 5 and a microswitch 7.
As shown in fig. 1, the platform includes a platform panel 1 and a lifting member 3.
As shown in fig. 2, car bottom reinforcing ribs 2 are arranged on the lower end surface of the car bottom panel 1, the car bottom reinforcing ribs 2 are made of C-shaped steel, and the car bottom reinforcing ribs 2 include first car bottom reinforcing ribs 2-1, second car bottom reinforcing ribs 2-2, and third car bottom reinforcing ribs 2-3. The first car bottom reinforcing rib 2-1 is arranged at the rear end of the car bottom panel 1, and the first car bottom reinforcing rib 2-1 is welded and fixed with the car bottom panel 1. Two second car bottom reinforcing ribs 2-2 are arranged, one second car bottom reinforcing rib 2-2 is arranged at the left end of the car bottom panel 1, the other second car bottom reinforcing rib 2-2 is arranged at the right end of the car bottom panel 1, and the two second car bottom reinforcing ribs 2-2 are welded and fixed with the car bottom panel 1. The three third car bottom reinforcing ribs 2-3 are arranged, the three third car bottom reinforcing ribs 2-3 are arranged between the two second car bottom reinforcing ribs 2-2 side by side, and the three third car bottom reinforcing ribs 2-3 are welded and fixed with the car bottom panel 1.
by arranging the car bottom reinforcing ribs 2, on one hand, the supporting strength of the car bottom panel 1 can be improved, so that the strength of the car bottom is improved; on the other hand, it is also possible to provide support for the mounting of the pulling member 3.
As shown in figure 1, the lifting component 3 is arranged at the front end of the car bottom panel 1, and as shown in figure 3, the lifting component 3 comprises a connecting bottom plate 3-1, a connecting vertical plate 3-2, a car rope hitch plate 3-3, a vertical beam connecting plate 3-4 and a vertical beam fixing plate 3-5.
As shown in fig. 3, the connection backplane 3-1 includes a first connection backplane 3-1-1 and a second connection backplane 3-1-2, the second connection backplane 3-1-2 is provided with two, one second connecting bottom plate 3-1-2 is arranged at the left end of the first connecting bottom plate 3-1-1, the other second connecting bottom plate 3-1-2 is arranged at the right end of the first connecting bottom plate 3-1-1, the first connecting bottom plate 3-1-1 and the two second connecting bottom plates 3-1-2 are integrally formed, the first connecting bottom plate 3-1-1 is fixedly welded at the front end of the third car bottom reinforcing rib 2-3, and the second connecting bottom plate 3-1-2 is fixedly welded at the front end of the second car bottom reinforcing rib 2-2. The first connecting bottom plate 3-1-1 used for supporting the connecting vertical plate 3-2 is arranged, so that the contact area between the connecting vertical plate 3-2 and the third car bottom panel reinforcing rib 2-3 can be increased, and the stability and the reliability of the connecting vertical plate 3-2 arranged on the third car bottom panel reinforcing rib 2-3 are improved. The second connecting bottom plate 3-1-2 used for supporting the vertical beam connecting plate 3-4 and the vertical beam fixing plate 3-5 is arranged, so that the contact area between the vertical beam connecting plate 3-4 and the vertical beam fixing plate 3-5 and the second car bottom panel reinforcing rib 2-2 can be increased, and the stability and reliability of the vertical beam connecting plate 3-4 and the vertical beam fixing plate 3-5 mounted on the second car bottom panel reinforcing rib 2-2 are improved.
As shown in fig. 3, the lower ends of the connecting risers 3-2 are welded and fixed on the upper end surface of the first connecting bottom plate 3-1-1. The connecting vertical plate 3-2 is used for placing the rope hitch plate 3-3 of the elevator car.
As shown in figure 3, the rope hitch plate 3-3 of the elevator car is horizontally arranged, and the rear end of the rope hitch plate 3-3 of the elevator car is welded and fixed at the upper end of the connecting vertical plate 3-2. As shown in fig. 7, the car hitch plate 3-3 is used for installing a rope head rod 8, and the rope head rod 8 is used for installing a traction steel wire rope, which is also called an elevator steel wire rope, and is used for pulling the car bottom of the platform elevator to realize lifting.
as shown in figure 3, two vertical beam connecting plates 3-4 are arranged, one vertical beam connecting plate 3-4 is fixedly welded at the left end of the connecting vertical plate 3-2, the other vertical beam connecting plate 3-4 is fixedly welded at the right end of the connecting vertical plate 3-2, and the lower ends of the two vertical beam connecting plates 3-4 are fixedly welded with the second connecting bottom plate 3-1-2. As shown in fig. 7, the upright beam connecting plate 3-4 is used for connecting with the backpack frame upright beam 9 through a fastener, the fastener adopts a bolt or a screw, and the backpack frame upright beam 9 is used for sliding up and down along the car guide rail.
as shown in fig. 3, the vertical beam fixing plate 3-5 is arranged on one side of the vertical beam connecting plate 3-4 far away from the connecting vertical plate 3-2, the vertical beam fixing plate 3-5 comprises a first vertical beam fixing plate 3-5-1 and a second vertical beam fixing plate 3-5-2 which are arranged side by side, one side of the first vertical beam fixing plate 3-5-1 is welded and fixed on one end of the vertical beam connecting plate 3-4 far away from the connecting vertical plate 3-2, and the lower end of the first vertical beam fixing plate 3-5-1 is welded and fixed on one end of the second connecting bottom plate 3-1-2 far away from the first connecting bottom plate 3-1-1; one side of the second vertical beam fixing plate 3-5-2 is welded and fixed at one end of the vertical beam connecting plate 3-4 close to the connecting vertical plate 3-2, and the lower end of the second vertical beam fixing plate 3-5-2 is welded and fixed at one end of the second connecting bottom plate 3-1-2 close to the first connecting bottom plate 3-1-1. As shown in fig. 7, the upright beam fixing plates 3-5 are also used to connect with the backpack frame upright beam 9 by fasteners.
as shown in fig. 9, the car bottom of the conventional backpack type elevator is connected to the backpack frame vertical beam 9 through a bracket 12 having a thickness of 100 and 200mm, and the bracket 12 is provided on the lower end surface of the car bottom of the backpack type elevator, where the thickness of the car bottom is the total thickness of the car bottom panel 1 and the bracket 12, and the car bottom of the present embodiment is connected to the backpack frame vertical beam 9 through the lifting member 3, and the thickness of the car bottom of the present embodiment is the total thickness of the car bottom panel 1 and the car bottom panel reinforcing ribs 2, so that the thickness of the car bottom can be reduced by providing the lifting member 3 compared with the thickness of the conventional car bottom, thereby saving the space of the pit.
As shown in figure 3, vertical beam reinforcing ribs 3-6 are welded and fixed between the connecting vertical plates 3-2 and the vertical beam connecting plates 3-4. By arranging the vertical beam reinforcing ribs 3-6, the connection strength and stability of the connecting vertical plate 3-2 and the vertical beam connecting plate 3-4 can be improved.
As shown in figure 3, a car rope hitch reinforcing rib 3-7 is arranged between a car rope hitch plate 3-3 and a first connecting bottom plate 3-1-1, the upper end of the car rope hitch reinforcing rib 3-7 is welded and fixed with the car rope hitch plate 3-3, the lower end of the car rope hitch reinforcing rib 3-7 is welded and fixed with the first connecting bottom plate 3-1-1, and one side of the car rope hitch reinforcing rib 3-7 is welded and fixed with a connecting vertical plate 3-2. By arranging the car rope hitch reinforcing ribs 3-7, the car rope hitch reinforcing ribs 3-7 can support the car rope hitch 3-3 in an auxiliary mode, and the stability of the car rope hitch 3-3 is improved.
as shown in fig. 4, the safety contact plates 4 include a first safety contact plate 4-1 and a second safety contact plate 4-2, the first safety contact plate 4-1 is disposed at the rear end of the platform panel 1, two second safety contact plates 4-2 are disposed, one second safety contact plate 4-2 is disposed at the left end of the platform panel 1, and the other second safety contact plate 4-2 is disposed at the right end of the platform panel 1.
As shown in fig. 6, the elastic member 5 includes a spring support plate 5-1 and a spring 5-2. As shown in fig. 5, the plurality of spring receiving plates 5-1 are provided, and the plurality of spring receiving plates 5-1 are uniformly distributed at the edge of the platform panel 1, so that the stability of the spring assembly 5 supporting the safety contact plate 4 is improved. As shown in fig. 6, the spring supporting plate 5-1 is welded and fixed on the lower end surface of the platform panel reinforcing rib 2. The upper end of the spring 5-2 is welded and fixed with the safety contact plate 4, and the lower end of the spring 5-2 is welded and fixed with the spring supporting plate 5-1.
as shown in fig. 6, the elastic member 5 further includes a spring fixing ring 5-3 and a positioning rod 5-4. The lower end face of the safety contact plate 4 and the upper end face of the spring supporting plate 5-1 are respectively provided with a spring fixing ring 5-3, the spring fixing ring 5-3 arranged on the lower end face of the safety contact plate 4 is fixedly welded with the safety contact plate 4, the spring fixing ring 5-3 arranged on the upper end face of the spring supporting plate 5-1 is fixedly welded with the spring supporting plate 5-1, and the upper end and the lower end of the spring 5-2 are respectively sleeved outside the spring fixing ring 5-3. By arranging the spring fixing ring 5-3, the upper end of the spring 5-2 and the lower end of the spring 5-2 can be sleeved outside the spring fixing ring 5-3, so that the contact area between the safety contact plate 4 and the spring 5-2 and the contact area between the spring supporting plate 5-1 and the spring 5-2 are increased, and the spring 5-2 is more reliable when being arranged on the safety contact plate 4 and the spring supporting plate 5-1.
As shown in FIG. 6, a sliding hole 5-1-1 is formed in a spring support plate 5-1, a positioning rod 5-4 is arranged in the sliding hole 5-1-1, the positioning rod 5-4 is in clearance fit with an inner ring of a spring fixing ring 5-3 arranged on the lower end face of a safety contact plate 4, an inner ring of the spring fixing ring 5-3 arranged on the upper end face of the spring support plate 5-1 and the sliding hole 5-1-1 from top to bottom in sequence, the positioning rod 5-4 slides up and down in the sliding hole 5-1-1 and the inner ring of the spring fixing ring 5-3, and the upper end of the positioning rod 5-4 is welded and fixed on the lower end face of the spring support plate 4. By arranging the positioning rod 5-4 and the sliding hole 5-1-1, the stability of the spring 5-2 for supporting the safety contact plate 4 can be improved, the safety contact plate 4 can only move in the vertical direction, and if the positioning rod 5-4 and the sliding hole 5-1-1 are not arranged, the safety contact plate 4 is easy to shake and is unstable.
as shown in fig. 6, the micro switch mounting plate 6 is arranged below the safety touch plate 4, the micro switch mounting plate 6 is horizontally arranged, one end of the micro switch mounting plate 6 is bent downwards to form a folded edge 6-1, and the folded edge 6-1 is welded and fixed with the car bottom panel reinforcing rib 2.
as shown in fig. 10, all six micro switches 7 in this embodiment are connected in series with the elevator main machine. The elevator host machine pulls the car bottom panel 1 by rolling the traction steel wire rope to realize the lifting of the elevator.
As shown in fig. 8, when a foreign object 11 falls into a gap between a hoistway wall 10 and a safety contact plate 4 of an elevator hoistway, the safety contact plate 4 is connected with a spring supporting plate 5-1 through a spring 5-2, so that the foreign object 11 presses down the safety contact plate 4 to move down the safety contact plate 4, and the microswitch 7 is arranged below the safety contact plate 4, so that the safety contact plate 4 pressed down by the foreign object 11 touches a transmission element of the microswitch 7, in the embodiment, the microswitch 7 adopts a pressing pin which is RZ-15GQ-B3 type and a transmission element of the microswitch 7 which is RZ-15GQ-B3 type, so that the safety contact plate 4 pressed down by the foreign object 11 touches the pressing pin of the safety contact plate 7 which is RZ-15GQ-B3 type, and the pressing pin shifts an action reed which is originally in contact with a contact inside the microswitch 7 to a normally closed contact to a normally open contact, thereby make micro-gap switch 7 become the off-state with the series circuit of elevator host computer from the on-state, make elevator host computer stop operation, also make the elevator stop operation to the dangerous situation that mentions among the avoiding prior art takes place, so, the sedan-chair bottom edge protector of a platform formula elevator of this embodiment has played the guard action, has protected passenger's safety.
After the foreign matter 11 that falls into in the gap department between the shaft wall 10 of elevartor shaft and safety contact plate 4 is taken out, safety contact plate 4 moves up under the effect of the elastic force of spring 5-2, thereby make safety contact plate 4 and micro-gap switch 7 separation, micro-gap switch 7 no longer receives safety contact plate 4's pushing down force, thereby make micro-gap switch 7 inside action reed contact with normally closed contact again, make micro-gap switch 7 and elevator host computer's series circuit become the on-state from the off-state again, make elevator host computer normal operating, just also make elevator normal operating.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. The utility model provides a platform formula elevator's sedan-chair bottom edge protector, its characterized in that, includes safe touch panel, elastic component, micro-gap switch, and the edge at the bottom of the sedan-chair is located to the safe touch panel, and elastic component's upper end and safe touch panel are connected, and elastic component's lower extreme and the lower extreme at the bottom of the sedan-chair are connected, and micro-gap switch locates the below of safe touch panel, and micro-gap switch is connected with the lower extreme at the bottom of the sedan-chair, and micro-gap switch is connected with elevator host computer electricity.
2. The platform elevator car bottom edge protection device according to claim 1, wherein the car bottom comprises a car bottom panel and a lifting component, the lifting component comprises a connecting bottom plate, a connecting vertical plate, a car rope hitch plate, a vertical beam connecting plate and a vertical beam fixing plate, the connecting bottom plate is connected with one end of the car bottom panel, the lower end of the connecting vertical plate is connected with the connecting bottom plate, the car rope hitch plate is connected with the upper end of the connecting vertical plate, the vertical beam connecting plate is arranged on one side, away from the car bottom panel, of the connecting vertical plate, two ends of the connecting vertical plate are connected with the vertical beam connecting plate, and the vertical beam fixing plate is connected with one side, away from the connecting vertical plate, of the vertical beam connecting plate.
3. The platform elevator platform edge protector according to claim 2, wherein the platform panel has platform ribs on its lower end surface.
4. The platform elevator car bottom edge protection device according to claim 3, wherein the elastic assembly comprises a plurality of spring support plates and springs, the plurality of spring support plates are uniformly distributed along the edge of the car bottom panel, the spring support plates are connected with the lower ends of the car bottom panel reinforcing ribs, the upper ends of the springs are connected with the safety contact plate, and the lower ends of the springs are connected with the spring support plates.
5. The platform elevator car bottom edge protection device according to claim 4, wherein the spring support plate is provided with a slide hole, a positioning rod is arranged in the slide hole, the positioning rod slides up and down in the slide hole, and the upper end of the positioning rod is connected with the safety contact plate.
6. The platform elevator car bottom edge protection device according to claim 5, wherein the lower end face of the safety touch plate and the upper end face of the spring support plate are both provided with spring fixing rings, the springs are sleeved outside the spring fixing rings, and the positioning rods are in clearance fit with the inner rings of the spring fixing rings.
7. The platform elevator platform edge protector according to claim 2, wherein vertical beam stiffeners are provided between the connecting risers and the vertical beam connecting plates.
8. the platform elevator platform edge protector according to claim 2, wherein a car rope hitch reinforcing rib is arranged between the car rope hitch plate and the connecting bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910917317.4A CN110577135A (en) | 2019-09-26 | 2019-09-26 | Platform type elevator car bottom edge protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910917317.4A CN110577135A (en) | 2019-09-26 | 2019-09-26 | Platform type elevator car bottom edge protection device |
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| CN110577135A true CN110577135A (en) | 2019-12-17 |
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| CN201910917317.4A Pending CN110577135A (en) | 2019-09-26 | 2019-09-26 | Platform type elevator car bottom edge protection device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110980486A (en) * | 2019-12-27 | 2020-04-10 | 贵州中航电梯有限责任公司 | Safety protection device for preventing elevator from falling |
| CN112897297A (en) * | 2021-01-28 | 2021-06-04 | 阿帕狮龙电梯科技（苏州）有限公司 | Safety anti-touch mechanism at bottom of platform elevator car |
| CN114590685A (en) * | 2022-02-28 | 2022-06-07 | 浙江埃克森电梯有限公司 | Platform type household elevator |
| CN114671321A (en) * | 2022-03-28 | 2022-06-28 | 宁波市翼腾精密制造有限公司 | Bearing platform for platform type household elevator |
| CN115159304A (en) * | 2022-03-11 | 2022-10-11 | 浙江巨人机电有限公司 | Backpack frame structure for traction type platform elevator |
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