Precise intelligent control system for household elevator

Abstract

The utility model discloses a household elevator precise intelligent control system, which comprises a photoelectric sensor group, which is fixed on the inner wall of a hoistway and comprises a plurality of photoelectric sensors, the plurality of photoelectric sensors are arranged along the vertical direction, and each photoelectric sensor comprises a light emitter and a light receiver; and a fixed seat is fixed to the upper side face of the lift car, a baffle is fixed to the fixed seat, and the baffle is arranged between the emitter and the light receiver. According to the utility model, when the baffle shields the light emitter and the light receiver at each position, a control system of the elevator can timely obtain the position of the lift car, so that the lift car can accurately stay at the required position, and the non-contact mode is low in cost and high in accuracy.

Description

TECHNICAL FIELD

[0001] The utility model belongs to elevator technical field, concretely relates to a household elevator precision intelligent control system. BACKGROUND

[0002] In the prior art, elevator leveling refers to the accurate stopping of the elevator car at the floor leveling area to facilitate passenger access to the car. Elevator leveling precision is one of the important indicators to measure the performance of the elevator, which directly affects the comfort and safety of passengers.

[0003] The patent with publication number CN118908001A discloses an elevator leveling accurate stopping method and system. When the car approaches the target floor and enters the door area range of the target floor, the detection probe contacts the position sensitive element pre-installed in the door area range of the target floor, and the extension and retraction action of the detection probe is realized by the driving mechanism installed on the car. However, this kind of extension and retraction mode needs high cost. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a household elevator precision intelligent control system with low cost.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a household elevator precision intelligent control system, comprising:

[0006] A photoelectric sensor group is fixed on the inner wall of the shaft, the photoelectric sensor group comprises a plurality of photoelectric sensors, the plurality of photoelectric sensors are arranged along the vertical direction, and the photoelectric sensor comprises a light emitter and a light receiver.

[0007] A car is fixed with a fixed seat on the upper side, the fixed seat is fixed with a baffle, and the baffle is arranged between the emitter and the light receiver.

[0008] Further, a lifting groove is arranged in the fixed seat, a rotating screw rod is rotatably connected in the lifting groove, a lifting block is arranged in the lifting groove, a lifting threaded hole is arranged on the lifting block, the rotating screw rod is threadedly connected with the lifting threaded hole, a first side groove is arranged on the side wall of the lifting groove close to the photoelectric sensor, a first extension rod extending out of the first side groove is fixed on the lifting block, and the baffle is fixedly connected with one end of the first extension rod extending out of the first side groove.

[0009] Further, a second side groove is arranged on the side wall of the lifting groove, a second fastening screw rod extending out of the second side groove is fixed on the lifting block, and a fastening nut is threadedly connected on the second fastening screw rod.

[0010] Further, the second fastening screw is provided with a slot, an inner wall of the second slot is fixed with a plug rod penetrating through the slot, and the second fastening screw is provided with a taper thread.

[0011] Further, the upper end of the rotating screw is fixed with an upper handle, and the upper handle is arranged above the fixing seat.

[0012] Further, the upper side wall of the car is provided with an upper through hole, the lower end of the rotating screw extends out of the upper through hole, and the lower end of the rotating screw is fixed with a lower handle.

[0013] Further, the upper inner wall of the car is provided with an upper groove and an upper through slot, the lower handle is located in the upper groove, and the upper through slot is located below the fastening nut.

[0014] Further, a cover plate is further included, the cover plate is provided with an inner groove, one end of the cover plate is inserted into the upper groove, the other end covers the upper through slot, the lower handle is located in the inner groove, and the cover plate is provided with a connecting bolt connected with the car in a threaded mode.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] (1) When the car moves upwards, the baffle first covers the light emitter and the light receiver at the lowermost position, so that the photoelectric sensor at the lowermost position can send an electric signal to the control system of the elevator, the control system of the elevator can identify the current position of the car, if the car needs to stop at the floor, the control system of the elevator controls the car to start to slow down, in this process, the baffle covers the light emitter and the light receiver at each position from bottom to top, and the control system of the elevator can obtain the position of the car in time, so that the car can be accurately stopped at the required position, and the contactless mode has low cost and high accuracy.

[0017] (2) The rotating screw can drive the lifting block to move in the lifting groove, so that the height of the baffle relative to the upper side of the car can be adjusted, so that the manufacturing error can be avoided to cause the car to deviate from the required position after the baffle reaches the required position.

[0018] (3) Since the second fastening screw is provided with a taper thread, the plug rod is clamped by the force of the second fastening screw during the tightening process of the fastening nut, so that the lifting block can be better fastened, and movement of the lifting block can be avoided.

[0019] (4) The cover plate can cover the lower handle and the upper through slot, and irrelevant personnel can be prevented from adjusting the height of the cover plate. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1The utility model discloses a household elevator precision intelligent control system structure schematic drawing.

[0021] Figure 2 For Figure 1 The partial close -up view of I in the middle;

[0022] Figure 3 The structure schematic drawing of car;

[0023] Figure 4 For Figure 3 The sectional view of;

[0024] Figure 5 For Figure 4 The partial close -up view of II in the middle;

[0025] Figure 6 The structure schematic drawing of fixed seat and other components connection;

[0026] Figure 7 The structure schematic drawing of baffle.

[0027] In the drawing: 1, photoelectric sensor;2, light emitter;3, light receiver;4, car;5, fixed seat;6, baffle;7, lifting groove;8, rotating screw;9, lifting block;10, lifting screw hole;11, first side groove;12, first extension rod;13, second side groove;14, second fastening screw;15, fastening nut;16, slot;17, plug rod;18, upper handle;19, lower handle;21, upper recess;22, upper through slot;23, cover plate;24, inner recess;25, connecting bolt;26, shaft. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] Please refer to Figures 1-7 The utility model provides a household elevator precision intelligent control system technical scheme.

[0030] A household elevator precision intelligent control system, comprising:

[0031] Photoelectric sensor group, photoelectric sensor group is fixed in the inner wall of shaft 26, and the photoelectric sensor group is arranged on each door of shaft 26, and the photoelectric sensor group includes a plurality of photoelectric sensors 1, and the photoelectric sensors 1 are arranged along the vertical direction, and the photoelectric sensor 1 includes a light emitter 2 and a light receiver 3.

[0032] The car 4 is fixed with a fixed seat 5 on the upper side, and the fixed seat 5 is fixed with a baffle 6, which is arranged between the emitter and the light receiver 3.

[0033] As shown in Figure 1 and Figure 2 , when the car 4 moves upwards, the baffle 6 first blocks the light emitter 2 and the light receiver 3 at the lowest position, so that the light sensor 1 at the lowest position can send an electrical signal to the control system of the elevator, and the control system of the elevator can identify the current position of the car 4. If the car 4 needs to stop at this floor, the control system of the elevator controls the car 4 to start deceleration. During this process, the baffle 6 will block the light emitter 2 and the light receiver 3 at each position from bottom to top. Each time the baffle 6 blocks the light emitter 2 and the light receiver 3 at a position, the control system of the elevator can timely obtain the position of the car 4, so as to accurately stop the car 4 at the required position. This non-contact method has low cost and high accuracy.

[0034] As shown in Figure 5 , the fixed seat 5 is provided with a lifting groove 7, the lifting groove 7 is rotatably connected with a rotating screw 8, the lifting groove 7 is provided with a lifting block 9, the lifting block 9 is provided with a lifting threaded hole 10, the rotating screw 8 is threadedly connected with the lifting threaded hole 10, a side wall of the lifting groove 7 close to the light sensor 1 is provided with a first side groove 11, the lifting block 9 is fixed with a first extension rod 12 extending out of the first side groove 11, and the baffle 6 is fixedly connected with one end of the first extension rod 12 extending out of the first side groove 11.

[0035] By rotating the rotating screw 8, the lifting block 9 can be moved in the lifting groove 7, so as to adjust the height of the baffle 6 relative to the upper side of the car 4, which can avoid the manufacturing error that the baffle 6 has reached the required position but the car 4 deviates from the required position.

[0036] As shown in Figure 2 and Figure 5 , a second side groove 13 is arranged on the side wall of the lifting groove 7, the lifting block 9 is fixed with a second fastening screw 14 extending out of the second side groove 13, and a fastening nut 15 is threadedly connected with the second fastening screw 14. When the position of the baffle 6 is adjusted, the fastening nut 15 is tightened to the outer wall of the fixed seat 5, which plays a role of fastening the lifting block 9.

[0037] As shown in Figure 2 and Figure 5As shown in the drawings, the second fastening screw 14 is provided with a slot 16, the inner wall of the second side slot 13 is fixed with a plug rod 17 passing through the slot 16, and the thread of the second fastening screw 14 is arranged as a taper thread. Since the thread of the second fastening screw 14 is arranged as a taper thread, the plug rod 17 is clamped by the force of the second fastening screw 14 during the tightening of the fastening nut 15, so that the lifting block 9 is better fastened, and movement of the lifting block 9 is avoided.

[0038] As shown in the drawings, Figure 2 , Figure 5 and Figure 6 , the upper end of the rotating screw 8 is fixed with an upper handle 18, and the upper handle 18 is arranged above the fixed seat 5. The upper side wall of the car 4 is provided with an upper through hole 19, the lower end of the rotating screw 8 extends out of the upper through hole 19, and the lower end of the rotating screw 8 is fixed with a lower handle 20. The rotation of the rotating screw 8 can be facilitated by the upper handle 18 and the lower handle 20.

[0039] As shown in the drawings, Figure 2 , Figure 5 and Figure 6 , the upper inner wall of the car 4 is provided with an upper groove 21 and an upper through slot 22, and the lower handle 20 is located in the upper groove 21. The upper through slot 22 is located below the fastening nut 15. The fastening nut 15 can be rotated through the upper through slot 22, so that the height of the baffle 6 can be adjusted in the car 4, and the adjustment is very convenient.

[0040] The household elevator precise intelligent control system further comprises a cover plate 23, the cover plate 23 is provided with an inner groove 24, one end of the cover plate 23 is inserted into the upper groove 21, the other end covers the upper through slot 22, the lower handle 20 is located in the inner groove 24, and the cover plate 23 is provided with a connecting bolt 25 which is threadedly connected with the car 4. The cover plate 23 can cover the lower handle 20 and the upper through slot 22, so as to avoid irrelevant personnel from adjusting the height of the cover plate 23.

[0041] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A precise intelligent control system for a home elevator, characterized by, Including: Photoelectric sensor group, the photoelectric sensor group is fixed on the inner wall of the hoistway, the photoelectric sensor group includes a plurality of photoelectric sensors, a plurality of the photoelectric sensors are arranged along the vertical direction, the photoelectric sensor includes a light emitter and a light receiver; The upper side of the car is fixed with a fixed seat, the fixed seat is fixed with a baffle, the baffle is arranged between the emitter and the light receiver.

2. The precise intelligent control system for a home elevator according to claim 1, wherein The fixed seat is provided with a lifting groove, a rotating screw rod is rotatably connected in the lifting groove, a lifting block is installed in the lifting groove, the lifting block is provided with a lifting threaded hole, the rotating screw rod is threadedly connected with the lifting threaded hole, the side wall of the lifting groove close to the photoelectric sensor is provided with a first side groove, the lifting block is fixed with a first extension rod extending out of the first side groove, the baffle is fixedly connected with one end of the first extension rod extending out of the first side groove.

3. The precise intelligent control system for a home elevator according to claim 2, wherein The side wall of the lifting groove is provided with a second side groove, the lifting block is fixed with a second fastening screw rod extending out of the second side groove, a fastening nut is threadedly connected with the second fastening screw rod.

4. The precise intelligent control system for a home elevator according to claim 3, wherein The second fastening screw rod is provided with a slot, the inner wall of the second side groove is fixed with a plug rod penetrating through the slot, the thread of the second fastening screw rod is tapered thread.

5. The precise intelligent control system for a home elevator according to claim 2, wherein, The upper end of the rotating screw rod is fixed with an upper handle, and the upper handle is arranged above the fixed seat.

6. The precise intelligent control system for a home elevator according to claim 4, wherein, The upper side wall of the car is provided with an upper through hole, the lower end of the rotating screw rod extends out of the upper through hole, and the lower end of the rotating screw rod is fixed with a lower handle.

7. The precise intelligent control system for a home elevator according to claim 6, wherein, The upper inner wall of the car is provided with an upper groove and an upper through groove, the lower handle is located in the upper groove, and the upper through groove is located below the fastening nut.

8. The precise intelligent control system for a home elevator according to claim 7, wherein, It also includes a cover plate, the cover plate is provided with an inner groove, one end of the cover plate is inserted into the upper groove, the other end covers the upper through groove, the lower handle is located in the inner groove, and the cover plate is provided with a connecting bolt threadedly connected with the car.

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