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CN-121974223-A - Corridor elevator and safety protection device thereof

CN121974223ACN 121974223 ACN121974223 ACN 121974223ACN-121974223-A

Abstract

The invention relates to a corridor elevator and a safety protection device thereof, comprises a guiding device, a driving system, a roller assembly, a carrier platform and a baffle plate. The guide device is fixed on the corridor through the upper end plate and the lower end plate on the guide device, the guide device is a truss structure formed by the upper guide rail, the lower guide rail and the supporting piece, the overall rigidity is increased, the middle position of the guide rail is not fixed with the steps through bolts, the damage to the corridor steps is reduced, and the field installation efficiency is improved. The speed reducer of the driving system is preferably fixed on the lower end plate, the motor is arranged above the speed reducer, the seat plate of the carrier platform is arranged above the guide device, the transverse width of the corridor elevator is reduced, and the whole arrangement space is saved. The transmission chain connecting plate of the roller assembly is connected with the transmission chain of the driving system, and the rollers of the roller assembly rotate in the guide rail roller grooves of the guide device. The platform connecting plate of the carrier platform is fixed on the roller fixing plate of the roller assembly and moves up and down along the guide rail roller groove along with the rolling assembly. The speed reducer is preferably a turbine speed reducer, and when unexpected power failure occurs, the carrier platform cannot accidentally move due to the self-locking function of the turbine speed reducer. The roller assembly is provided with a shoe locking assembly, and when the unexpected descending acceleration of the carrier platform exceeds a limit value, the shoe locking assembly can prevent the carrier platform from descending in an accelerating way, so that personnel or articles are prevented from being damaged. The roller assembly is provided with an anti-tilting plate, and when the roller accidentally falls off, the anti-tilting plate prevents the roller assembly and the carrier platform from tilting, so that personnel or articles are prevented from being damaged.

Inventors

  • WANG WENJIAN

Assignees

  • 上海冀能机电科技有限公司

Dates

Publication Date
20260505
Application Date
20260407

Claims (10)

  1. 1. A corridor elevator and safety protection device comprises a guide device (1), a driving system (2), a roller assembly (3), a carrier platform (4) and a baffle plate (5). The guide device is characterized in that the guide device (1) is fixed on a corridor through an upper end plate (1.4) and a lower end plate (1.3) on the guide device, and a speed reducer (2.2) of the driving system (2) is preferentially fixed on a speed reducer mounting hole (1.3.3) of the lower end plate (1.3) and can also be fixed on the corridor ground and the upper end plate (1.3). The transmission chain connecting plate (3.3) of the roller assembly (3) is connected with the transmission chain (2.3) of the driving system (2), and the rollers (3.2) of the roller assembly (3) rotate in the guide rail roller grooves (1.1.1) and the guide rail roller grooves (1.2.1) of the guide device (1). The platform connecting plate (4.4) of the carrier platform (4) is fixed on the roller fixing plate (3.1) of the roller assembly (3) and moves up and down along the guide rail roller groove (1.1.1) and the guide rail roller groove (1.2.1) along with the roller assembly (3). The baffle (5) is fixed on the guide device (1).
  2. 2. The guiding device (1) according to claim 1, characterized in that the guiding device (1) consists of an upper rail (1.1), a lower rail (1.2), a lower end plate (1.3), an upper end plate (1.4) and a support (1.5), the lower part of the upper rail (1.1) being provided with a rail roller groove (1.1.1), the upper part of the lower rail (1.2) being provided with a rail roller groove (1.2.1). The lower end plate (1.3) is provided with a guide rail mounting hole (1.3.1), a wall mounting hole (1.3.2), a speed reducer mounting hole (1.3.3) and a ground mounting hole (1.3.4). The upper end plate (1.4) is provided with a guide rail mounting hole, a wall mounting hole (1.4.1), a ground mounting hole (1.4.3) and a tensioning wheel assembly fixing plate (1.4.2), and the tensioning wheel assembly fixing plate is provided with a fixing plate long waist hole (1.4.2.1). The upper end plate (1.4) is fixed on a corridor through a wall surface mounting hole (1.4.1) or a ground mounting hole (1.4.2). The lower end plate (1.3) is fixed on the corridor through a wall surface mounting hole (1.3.2) or a ground mounting hole (1.3.4). The upper guide rail (1.1) and the lower guide rail (1.2) are connected with the lower end plate (1.3) through guide rail mounting holes (1.3.1), and are connected with the upper end plate (1.4) through guide rail mounting holes. The support piece (1.5) is connected with the upper guide rail (1.1) and the lower guide rail (1.2), forms a truss structure with the guide rail, and enhances the integral rigidity of the guide device (1).
  3. 3. The drive system (2) according to claim 1, characterized in that the drive system (2) consists of a motor (2.1), a reduction gear (2.2), a transmission chain (2.3), a tensioning wheel assembly (2.4), a drive wheel (2.5). The speed reducer (2.2) is preferentially fixed on the speed reducer mounting hole (1.3.3) of the lower end plate (1.3), and can also be fixed on the corridor ground and the upper end plate (1.3), and the speed reducer is preferentially a worm and gear speed reducer with self-locking capability, so that when the carrier platform moves up and down, power is cut off accidentally, and the carrier platform does not move accidentally due to the self-locking function of the speed reducer. The motor (2.1) is fixed on the speed reducer (2.2), and the motor (2.1) is preferably vertically arranged on the upper surface of the speed reducer, so that the transverse width of the corridor elevator is reduced, and the whole arrangement space is saved. The driving wheel (2.5) is arranged on the end face of the speed reducer (2.2) and is used for driving the transmission chain (2.3). The driving wheel (2.3) is preferably of a chain wheel structure, and can also be of a belt wheel or steel wire rope wheel structure. The tensioning wheel assembly (2.4) is preferably fixed on the tensioning wheel assembly fixing plate (1.4.2) and can also be fixed on an upper guide rail (1.1) or a lower guide rail (1.2) of the guide device (1). The transmission chain (2.3) adopts a chain structure preferentially, and can also adopt a transmission belt or a steel wire rope, and is connected with a transmission chain connecting plate (3.3) of the roller assembly (3).
  4. 4. The roller assembly (3) according to claim 1, wherein the roller assembly (3) is composed of a roller fixing plate (3.1), a roller (3.2), a transmission chain connecting plate (3.3), an anti-tilting plate (3.4), a shoe locking assembly (3.5) and a fixing pin (3.6). The roller fixing plate (3.1) is provided with a roller mounting hole and a transmission chain connecting plate mounting hole, and the roller (3.2) is fixed on the roller fixing plate (3.1) through the roller mounting hole. The transmission chain connecting plate (3.3) is fixed on the roller fixing plate (3.1) through bolts or welding. The anti-tilting plate (3.4) can be a part formed by bending the roller fixing plate, or can be an independent part and is fixed on the roller fixing plate (3.1) through welding or bolts. The shoe block locking component (3.5) is arranged on the fixed pin shaft (3.6) and can rotate around the fixed pin shaft (3.6).
  5. 5. The carrier platform (4) according to claim 1, characterized in that the carrier platform (4) consists of a platform fixing base (4.1), a standing pedal (4.2), a seat plate (4.3), a platform connecting plate (4.4). Be equipped with fan-shaped mounting hole (4.1.1), platform pivot board (4.1.2), connecting plate mounting hole (4.1.3), seat back (4.1.4) and pivot hole (4.1.5) on platform fixing base (4.1), platform fixing base (4.1) are connected with platform connecting plate (4.4) through fan-shaped mounting hole (4.1.1) and connecting plate mounting hole (4.1.3), through the position of the bolt in adjusting fan-shaped mounting hole (4.1.1), carrier platform (4) can be suitable for the corridor of different slopes. The middle part of the platform fixing seat (4.1) is bent backwards to form a platform rotating plate (4.1.2), when the carrier platform (4) operates, the platform rotating plate (4.1.2) is positioned above the guide device (1), the rotating shaft of the seat plate (4.3) is close to the side edge of a corridor, the space of the corridor is fully utilized, and the transverse width of the corridor elevator is reduced. The platform connecting plate (4.4) is provided with a platform mounting hole (4.4.1) and a roller assembly mounting hole (4.4.2), and the platform connecting plate (4.4) is fixed on the roller assembly (3) through the roller assembly mounting hole (4.4.2). The standing pedal (4.2) is provided with a rotating shaft hole, and the standing pedal (4.2) is connected with the platform fixing seat (4.1) through the rotating shaft hole. The standing pedal (4.2) realizes two states of the standing pedal (4.2) in a flat and vertical state through the rotating shaft. The seat plate (4.3) is provided with a rotating shaft hole, and the seat plate (4.3) is connected with the platform fixing seat (4.1) through the rotating shaft hole. The seat plate (4.3) realizes two states of the seat plate (4.3) in a flat and vertical state through the rotating shaft.
  6. 6. A driving wheel (2.5) according to claim 3, characterized in that the driving wheel (2.5) is provided with a driving wheel key groove (2.5.1) connected to the reduction gear (2.2) by means of a spline or a flat key.
  7. 7. A tensioner assembly (2.4) according to claim 3, characterized in that the tensioner assembly (2.4) consists of a tensioner (2.4.1), a bearing (2.4.2), a fastening nut (2.4.3) and a tensioner axle (2.4.4). The bearing (2.4.2) is preferably a sliding bearing, but rolling bearings may also be used. The bearing (2.4.2) is mounted between the axle and the tensioning wheel. The tensioning wheel (2.4.1) preferably adopts a chain wheel structure, and can also adopt a belt wheel or steel wire rope wheel structure. When the position of the tensioning wheel assembly (2.4) is adjusted to be in place, the fastening nut (2.4.3) is screwed, and the tensioning wheel assembly (2.4) is fixed on the tensioning wheel assembly fixing plate (1.4.2).
  8. 8. The anti-tilting plate (3.4) according to claim 4, wherein the anti-tilting plate (3.4) may be a part of the roller fixing plate (3.1) bent out, or may be a separate part, and is fixed to the roller fixing plate (3.1) by welding or bolts. The top of the anti-tilting plate (3.4) is positioned in the guide rail roller groove (1.1.1) or the guide rail roller groove (1.2.1). When the carrier platform (4) runs normally up and down, a certain gap is reserved between the anti-tilting plate (3.4) and the guide rail roller groove (1.1.1) or the guide rail roller groove (1.2.1), and the anti-tilting plate (3.4) does not collide or rub with the guide rail roller groove (1.1.1) or the guide rail roller groove (1.2.1) so as not to influence the normal movement of the carrier platform (4). When the roller (3.2) accidentally drops, the top of the anti-tilting plate (3.4) leans against the guide rail roller groove (1.1.1) or the guide rail roller groove (1.2.1), so that the roller assembly (3) and the carrier platform (4) are prevented from tilting, and personnel or article damage is avoided.
  9. 9. The shoe locking assembly (3.5) of claim 4 wherein the shoe locking assembly (3.5) is comprised of a rotating shaft (3.5.1), a weight (3.5.2), a shoe connecting rod (3.5.3), a shoe (3.5.4) and a shoe top surface (3.5.5). The rotating shaft (3.5.1) is matched with the fixed pin shaft (3.6) and can rotate around the fixed pin shaft (3.6). The shape of the weight (3.5.2) is not limited by the shape, and can be round, square, strip-shaped and other shapes. The shoe (3.5.4) is provided with a ramp surface to facilitate entry into the gap between the roller (3.2) and the lower track roller groove (1.2.1). When the carrier platform (4) operates normally, the heavy hammer (3.5.2) is vertically downward, and the shoe block (3.5.4) is positioned in front of the roller (3.2). When the carrier platform (4) is accelerated down accidentally, due to the inertia effect of the heavy hammer (3.5.2), the boot blocks (3.5.4) are driven to enter gaps between the idler wheels (3.2) and the lower guide rail idler wheel grooves (1.2.1), so that the carrier platform (4) is prevented from accelerating down, and damage to personnel or articles is avoided.
  10. 10. Baffle (5) according to claim 1, characterized in that the baffle (5) is mounted on the side of the upper rail (1.1), either in a sectional manner or in a monolithic manner. When the corridor elevator is installed close to the wall surface, the baffle plates (5) can be only installed on the side of the carrier platform (4), and when the corridor elevator is not installed close to the wall surface, the baffle plates (5) are required to be installed on the two side surfaces of the corridor elevator.

Description

Corridor elevator and safety protection device thereof Technical Field The invention relates to a corridor elevator and a safety protection device thereof. Background The rural areas of China construct a large number of rural self-building houses, and the self-building houses are basically two layers or even more than five layers, and the self-building houses are basically not provided with elevators, so that low-cost transportation means capable of carrying people are urgently needed. The elevator is additionally arranged in the multi-storey house or the self-building house, so that the problems of complex examination and approval procedures, incapability of wholesale recovery of land area occupied by a well, high transformation cost, long construction period, opinion divergence caused by uneven benefits of low-rise households, influence on lighting and ventilation of the low-rise households, even a certain degree of conflict with the existing building standards and the like exist, and the implementation is difficult. The existing reasonable solution is to arrange a plurality of elevators closely abutting against walls or corridor guardrails in the corridor, and solve the problem that common people are difficult to go upstairs and downstairs under the condition that normal use of the corridor is not affected. For example, a corridor elevator and a driving mechanism thereof disclosed in patent document 201610278716.7, wherein the corridor elevator is characterized in that a steel wire winding drum is controlled by a motor to wind and unwind a steel wire rope, the structure is complex, the volume of a control cabinet is large, and more corridor space is occupied. When the rail wheel is accidentally damaged or falls off, no anti-toppling device is used for safety protection. Patent publication 201710057060.0 discloses a relay type screw slide rail corridor elevator. The corridor elevator needs a long screw rod, has high requirements on processing capacity, and has large transverse width of the corridor occupied by the motor. Another corridor elevator commonly used in the current market adopts a gear long rack transmission and a single guide rail structure, the requirement of the long rack on processing capacity is higher, the rigidity of the single guide rail is lower, a plurality of fixing points are required to be arranged at the steps, the stair structure is damaged, and particularly, the marble steps and the wood steps are permanently damaged. Disclosure of Invention In order to solve the technical problems, the invention aims to provide a corridor elevator and a safety protection device, which comprise a guide device, a driving system, a roller assembly, a carrier platform and a baffle plate. The guide device is fixed on the corridor through the upper end plate and the lower end plate on the guide device, the guide device is a truss structure formed by the upper guide rail, the lower guide rail and the supporting piece, the overall rigidity is improved, the middle position of the guide rail is not fixed with the steps through bolts, the damage to the corridor steps is reduced, and the field installation efficiency is improved. The decelerator of the driving system is preferentially fixed on the decelerator mounting hole of the lower end plate, and can also be fixed on the corridor floor and the upper end plate. The speed reducer is preferably a turbine speed reducer, and when unexpected power failure occurs, the carrier platform cannot accidentally move due to the self-locking function of the speed reducer. The motor is arranged above the speed reducer, the seat plate is arranged above the guide device, the transverse width of the corridor elevator is reduced, and the whole arrangement space is saved. The transmission chain connecting plate of the roller assembly is connected with the transmission chain of the driving system, and the rollers of the roller assembly rotate in the guide rail roller grooves of the guide device. The platform connecting plate of the carrier platform is fixed on the roller fixing plate of the roller assembly and moves up and down along the guide rail roller groove along with the rolling assembly. The roller assembly is provided with the shoe locking assembly, and when the unexpected descending acceleration of the carrier platform exceeds a limit value, the shoe locking assembly can prevent the carrier platform from descending in an accelerating way, so that personnel or articles are prevented from being damaged. The roller assembly is provided with an anti-tilting plate, and when the roller accidentally falls off, the anti-tilting plate prevents the roller assembly and the carrier platform from tilting, so that personnel or articles are prevented from being damaged. The baffle is fixed on the guiding device, thereby playing a role in beauty and protection. The guiding device consists of an upper guide rail, a lower end plate, an upper end plate and a supporting piece, wherein t