CN209127848U

CN209127848U - Elevator doorway is stretched loss- proof plate

Info

Publication number: CN209127848U
Application number: CN201822004459.5U
Authority: CN
Inventors: 江礼菊
Original assignee: Chongqing Jiayan Electrical Appliances Co Ltd
Current assignee: Chongqing Jiayan Electrical Appliances Co Ltd
Priority date: 2018-12-02
Filing date: 2018-12-02
Publication date: 2019-07-19
Anticipated expiration: 2028-12-02

Abstract

Elevator doorway is stretched loss- proof plate, is mounted on lift car doorway bottom plate in the following, including expansion plate, elastic strip, bottom plate, push-pull rod, concave wheel seat, single drop center wheel, concave-concave sheave and motor, top cover；The elastic strip is fixed at the expansion plate front, and expansion plate back is flexibly connected with the push-pull rod by pin, and push-pull rod is each passed through single drop center wheel in the middle part of the concave wheel seat and concave wheel seat being fixed on the bottom plate；Push-pull rod is connect with concave wheel cover for seat, and single drop center wheel screw connection, and the belt on two single drop center wheels is all connect with the dual-cavity wheel case of the motor, and motor is fixed among bottom rear, and motor is electrically connected with elevator General control box；It is gone in the gap that the small article of such as key, IC card fallen down will not drop between elevator cab door mouth bottom edge and building doorway the utility model has the advantages that can guarantee, avoids the occurrence of embarrassment, avoid losing, avoid the time service for delaying oneself with other people.

Description

Elevator doorway is stretched loss- proof plate

Technical field

The utility model relates to elevators fields, and in particular to a kind of flexible loss- proof plate in elevator doorway.

Background technique

Now, high buildings and large mansions are more and more, and high-rise building is equipped with elevator, greatly facilitate daily life；Electricity The compartment bottom plate that people stands in terraced carriage is in elevator and when building leveling, although high as floor, lift car doorway bottom edge with There is one to be of uniform thickness wide gap between building doorway with elevator cab door, the hand behind the door that many people have closed oneself is held key and walked Into lift car, someone does not open door also and just takes the key of enabling in elevator to oneself floor, elevator yet, this two Kind situation, people are when by lift car doorway, it is easy to which rubber sleeve drops to the ground key or IC card or other small articles, very It is gone in the gap fallen between lift car doorway bottom edge and building doorway, these things once fall into this gap and go, no Can give for change at once, cause awkward and loss, do not know whether to laugh or to cry, this enter at once but into not door, what this was gone downstairs away can not walk, Such as to give for change, it is very troublesome, it is necessary to be gone for after asking the staff of estate management to stop elevator operation to elevator shaft bottom, perhaps The article to fall down is broken, delays oneself time with others, and it is upper downstairs to influence other people, infective work and when Between.

Utility model content

In order to solve the above problem existing for elevator, the utility model provides a kind of flexible loss- proof plate in elevator doorway, energy Guarantee to go in the gap that the small article of such as key, IC card fallen down will not drop between elevator cab door mouth bottom edge and building doorway, Embarrassment is avoided the occurrence of, avoids losing, avoids the time service for delaying oneself with other people.

Elevator doorway provided by the utility model is stretched loss- proof plate, is mounted on lift car doorway bottom plate in the following, including Expansion plate, elastic strip, bottom plate, push-pull rod, concave wheel seat, single drop center wheel, concave-concave sheave and motor, top cover；The elastic strip is fixed It is arranged in the expansion plate front, expansion plate back is flexibly connected with the push-pull rod by pin, and push-pull rod is each passed through solid Single drop center wheel in the middle part of concave wheel seat and concave wheel seat on the bottom plate is set calmly；Push-pull rod is connect with concave wheel cover for seat, recessed with list Sheave screw connection, the belt on two single drop center wheels are all connect with the dual-cavity wheel case of the motor, and motor is fixed at bottom Among postlaminar part, motor is electrically connected with elevator General control box.

Further, the elastic strip is made into for rubber material.

Further, the elastic strip both ends are provided with tactility apparatus, and tactility apparatus is electrically connected with elevator General control box.

Further, it is provided with limiter in the middle part of the bottom plate, limiter is electrically connected with elevator General control box.

Further, sliding slot is respectively set in bottom plate front end the right and left, drives expansion plate can only front and back cunning in sliding slot It is dynamic, it cannot swing；The left side, the right and the back of bottom plate are fixed with the left side of top cover, the right side and back by screw respectively Connection.

Further, the push-pull rod is external thread rod.

Further, single drop center wheel is internal screw thread, the external thread spiro fastening with push-pull rod.

Further, before elevator runs to and opens elevator door with floor leveling, there is 2 to 3 seconds buffer time, at this In buffer time, elevator General control box control motor rotates counterclockwise, and the concave-concave sheave of motor drives single drop center wheel by belt Counterclockwise rotation, single drop center wheel drive push-pull rod to push expansion plate is protruding, the tactility apparatus on elastic strip touches building When layer doorway lower sid strip, elevator General control box control motor stops rotating, and completes expansion plate for lift car doorway bottom edge and building Gap between doorway, which is blocked up, to be finished, and at this moment elevator door is opened, and people relievedly pass in and out.

Further, when elevator General control box can be suitable according to the modulated optical signal that all infrared transmitting tubes in carriage doorway issue Benefit reaches the corresponding infrared receiving tube of the other side, analyzes internal circuit status, judges do not have in the light curtain on carriage doorway Object passes through, and elevator General control box just controls motor and rotates clockwise, and the concave-concave sheave of motor drives single drop center wheel by belt It rotating clockwise, single drop center wheel drives push-pull rod to haul expansion plate and is inwardly indented, when limiter is touched in expansion plate back, elevator General control box control motor stops rotating, and completes expansion plate and is retracted to initial position.

The utility model is the utility model has the advantages that can guarantee that the small article of such as key, IC card fallen down will not drop to elevator cab door Gone in gap between mouthful bottom edge and building doorway, avoid the occurrence of embarrassment, avoid losing, avoid delaying oneself with other people when Between work.

Detailed description of the invention

The utility model is described in further detail with one embodiment with reference to the accompanying drawing.

Fig. 1 provides a kind of elevator doorway loss- proof plate that stretches for the utility model and removes the plan structure signal after top cover Figure.

Fig. 2 provides a kind of flexible loss- proof plate side, sectional structural schematic diagram in elevator doorway for the utility model.

Wherein: 1. bottom plates, 2. motors, 3. concave-concave sheaves, 4. belts, 5. single drop center wheels, 6. sliding slots, 7. pins, 8. Elastic strip, 9. limiters, 10. tactility apparatus, 11. expansion plates, 12. push-pull rods, 13. concave wheel seats, 14 top covers.

Specific embodiment

In Fig. 1 into Fig. 2, elevator doorway provided by the utility model is stretched loss- proof plate, is mounted on lift car doorway Bottom plate is in the following, include expansion plate 11, elastic strip 8, bottom plate 1, push-pull rod 12, concave wheel seat 13, single drop center wheel 5, concave-concave sheave 3 and electricity Machine 2, top cover 14；The elastic strip 8 is fixed at 11 front of expansion plate, and 11 back of expansion plate and the push-pull rod 12 are logical The flexible connection of pin 7 is crossed, push-pull rod 12 is each passed through 13 middle part of the concave wheel seat 13 being fixed on the bottom plate 1 and concave wheel seat Single drop center wheel 5；Push-pull rod 12 and 13 sets of concave wheel seat connections, and single 5 screw connection of drop center wheel, the belt 4 on two list drop center wheels 5 It is all connected with 3 sets of concave-concave sheave of the motor 2, motor 2 is fixed among 1 rear portion of bottom plate, motor 2 and elevator master control Box electrical connection.

Further, the elastic strip 8 is made into for rubber material.

Further, 8 both ends of elastic strip are provided with tactility apparatus 10, and tactility apparatus 10 is electrically connected with elevator General control box.

Further, it is provided with limiter 9 in the middle part of the bottom plate 1, limiter 9 is electrically connected with elevator General control box.

Further, sliding slot 6 is respectively set in described 1 front end the right and left of bottom plate, drive expansion plate 11 in sliding slot can only before After slide, cannot swing；The left side, the right and the back of bottom plate 1 pass through with the left side of top cover 14, the right side and back respectively Screw is fixedly connected.

Further, the push-pull rod 12 is external thread rod.

Further, single drop center wheel 5 is internal screw thread, the external thread spiro fastening with push-pull rod 12.

Further, before elevator runs to and opens elevator door with floor leveling, there is 2 to 3 seconds buffer time, at this In buffer time, elevator General control box controls motor 2 and rotates counterclockwise, and the concave-concave sheave 3 of motor 2 is driven single recessed by belt 4 Sheave 5 rotates counterclockwise, and single drop center wheel 5 drives push-pull rod 12 to push the touching that expansion plate 11 is protruding, on elastic strip 10 When sensor 10 touches floor doorway lower sid strip, elevator General control box control motor 2 stops rotating, and completes expansion plate 11 for elevator Gap between carriage doorway bottom edge and building doorway, which is blocked up, to be finished, and at this moment elevator door is opened, and people relievedly pass in and out.

Further, when elevator General control box can be suitable according to the modulated optical signal that all infrared transmitting tubes in carriage doorway issue Benefit reaches the corresponding infrared receiving tube of the other side, and elevator General control box analyzes internal circuit status, judges carriage doorway Light curtain in there is no object to pass through, elevator General control box just controls motor 2 and rotates clockwise, and the concave-concave sheave 3 of motor 2 passes through skin Band 4 drives single drop center wheel 5 to rotate clockwise, and single drop center wheel 5 drives push-pull rod 12 to haul expansion plate 11 and is inwardly indented, in expansion plate When limiter 9 is touched in 11 back, elevator General control box control motor 2 stops rotating, and completes expansion plate 11 and is retracted to initial position.

Finally, it is stated that above embodiments are only to illustrate the technical solution of the utility model rather than its limitations, to the greatest extent Pipe is described in detail the utility model referring to preferred embodiment, it will be understood by those of skill in the art that can be to this The technical solution of utility model is modified or equivalent replacement, without departing from the objective and range of the technical program, should all contain It covers in the scope of the claims of the utility model.

Claims

The loss- proof plate 1. elevator doorway is stretched, is mounted on lift car doorway bottom plate in the following, it is characterized by comprising expansion plates (11), elastic strip (8), bottom plate (1), push-pull rod (12), concave wheel seat (13), single drop center wheel (5), concave-concave sheave (3) and motor (2), top cover (14)；The elastic strip (8) is fixed at the expansion plate (11) front, and expansion plate (11) back is pushed away with described Pull rod (12) is flexibly connected by pin (7), and push-pull rod (12) is each passed through the concave wheel seat being fixed on the bottom plate (1) (13) single drop center wheel (5) and in the middle part of concave wheel seat (13)；Push-pull rod (12) and concave wheel seat (13) set connect, with single drop center wheel (5) Screw connection, the belt (4) on two single drop center wheels (5), which is all covered with the concave-concave sheave (3) of the motor (2), to be connected, and motor (2) is solid Fixed to be arranged among bottom plate (1) rear portion, motor (2) is electrically connected with elevator General control box.
The loss- proof plate 2. elevator doorway according to claim 1 is stretched, it is characterised in that: the elastic strip (8) is rubber Material is made into.
The loss- proof plate 3. elevator doorway according to claim 1 is stretched, it is characterised in that: elastic strip (8) both ends are set It is equipped with tactility apparatus (10), tactility apparatus (10) is electrically connected with elevator General control box.
The loss- proof plate 4. elevator doorway according to claim 1 is stretched, it is characterised in that: setting in the middle part of the bottom plate (1) Have limiter (9), limiter (9) is electrically connected with elevator General control box.
The loss- proof plate 5. elevator doorway according to claim 1 is stretched, it is characterised in that: described bottom plate (1) front end or so Sliding slot (6) are respectively set in both sides；The left side, the right and the back of bottom plate (1), respectively with the left side, the right side and the back of top cover (14) It is fixedly connected by screw.
The loss- proof plate 6. elevator doorway according to claim 1 is stretched, it is characterised in that: the push-pull rod (12) is outer spiral shell Rasp bar.
The loss- proof plate 7. elevator doorway according to claim 1 is stretched, it is characterised in that: the list drop center wheel (5) is interior Screw thread, the external thread spiro fastening with push-pull rod (12).