Traction drive elevator braking distance detection device

Abstract

The utility model relates to the technical field of elevator braking distance detection, and provides a traction driving elevator braking distance detection device which comprises an elevator detection assembly and an elevator car, and the elevator detection assembly comprises a wall body, a supporting plate, a traction wheel, a fixing plate, a rope and a traction machine. By arranging the limiting structure, the rope passes through the top end of the guide wheel, the support is moved to the position above the guide wheel, one end of the clamping block abuts against one end of the clamping groove, the support is pressed, under the action of the reserved groove, the support drives the clamping block to move into the clamping groove through the connecting block, and then the support and the guide base are fixed to each other; according to the traction drive elevator braking distance detection device, the limiting groove is formed in the limiting seat, under the cooperation of the guide wheel and the limiting groove, the rope is prevented from being disengaged when the rope passes through the top end of the guide wheel, the function that the device is convenient to limit is achieved, and therefore the applicability of the traction drive elevator braking distance detection device in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator stopping distance detection, in particular to a traction drive elevator stopping distance detection device. Background Art

[0002] With the increasing number of high-rise buildings, elevators are important vertical transportation vehicles. The reliability of elevator braking is one of the important factors to ensure the normal operation of elevators. It is necessary to detect the stopping distance of elevators. Therefore, a traction drive elevator stopping distance detection device is used.

[0003] To this end, the patent with publication number CN209835326U discloses a traction-driven elevator stopping distance detection device, including an operator and a magnet; the signal input module in the operator is connected to the data processing and storage module through a signal line, and the power supply supplies power to each unit; the magnet is evenly fixed on the outer edge of the elevator speed limiter; the signal input module includes a Hall sensor and a trigger signal collector, the Hall sensor is fixed on the elevator speed limiter, and the Hall sensor sensing surface is parallel and concentric with the magnet; one end of the trigger signal collector is connected to the data processing and storage module, and the other end is connected to the electrical safety switch of the elevator speed limiter. Beneficial effect: since the Hall sensor is fixed on the elevator speed limiter, the pulse signal of the elevator speed limiter rotation can be accurately obtained, so as to obtain the elevator stopping distance, which effectively avoids human error factors and improves the detection accuracy. The device is also suitable for places with machine room-less traction-driven elevators, effectively improving the quality of elevator stopping distance inspection and detection, and improving the level of intelligent detection;

[0004] The above-mentioned traction-driven elevator stopping distance detection device can accurately obtain the pulse signal of the elevator speed limiter rotation when in use, thereby obtaining the elevator stopping distance. However, it is inconvenient to limit the rope during use, and it is easy to separate from the guide roller, making it less applicable during use. Utility Model Content

[0005] The utility model aims to provide a traction drive elevator stopping distance detection device, which is used to solve the defect that the existing traction drive elevator stopping distance detection device is inconvenient to limit the rope.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a traction drive elevator stopping distance detection device, including an elevator detection component and an elevator car;

[0007] The elevator detection assembly includes a wall, a support plate, a traction wheel, a fixing plate, a rope and a traction machine, a fixing plate is fixed on one side of the top of the wall, a support plate is fixed on the top of the fixing plate, a traction machine is installed on one side of the support plate, one end of the traction machine passes through the support plate and is fixed with a traction wheel, and a rope is sleeved on the outer side of the traction wheel;

[0008] A guide seat is fixed on one side of the traction wheel at the top of the fixed plate, a guide wheel is installed inside the guide seat, a limiting structure is arranged at the top of the guide seat, the limiting structure comprises a bracket, a limiting seat, a clamping groove, a clamping block, a reserved groove and a connecting block, and the bracket is arranged above the guide seat;

[0009] An elevator car is arranged below the fixed plate, a counterweight is arranged on one side below the elevator car, a Hall sensor is arranged on one side of the top of the counterweight, magnetic steel is evenly arranged on one side of the bottom of the wall, and a detection structure is arranged on the other side of the bottom of the wall.

[0010] When using the device, by setting a limiting structure, the function of facilitating position limiting of the device is realized, thereby improving the applicability of the traction drive elevator stopping distance detection device when in use; by setting a detection structure, the function of facilitating distance detection of the device is realized, thereby improving the convenience of the traction drive elevator stopping distance detection device when in use.

[0011] Preferably, one end of the rope passes through a fixed plate and is fixedly connected to the top of the elevator car, and the other end of the rope passes through a guide wheel and is fixedly connected to the top of the counterweight.

[0012] Preferably, the detection structure includes an equipment box, a cover, a display screen, a circuit board, a data processor and a single-chip microcomputer. The equipment box is fixed to one side of the bottom of the wall, a cover is provided on one side of the equipment box, a display screen is provided on one side of the top of the cover, a circuit board is installed inside the equipment box, a data processor is installed on the top of the circuit board, and a single-chip microcomputer is installed on one side of the data processor on the top of the circuit board. When the elevator car moves up and down, the elevator car drives the counterweight to move through the rope, and the counterweight drives the Hall sensor to move. When the Hall sensor and the magnet are parallel, the Hall sensor transmits data to the data processor.

[0013] Preferably, the input end of the data processor is electrically connected to the output end of the Hall sensor, the output end of the data processor is electrically connected to the input end of the single-chip microcomputer, and the output end of the single-chip microcomputer is electrically connected to the input end of the display screen. The data processor transmits the data to the display screen through the single-chip microcomputer, so that the display screen displays the detected distance.

[0014] Preferably, a limiting seat is fixed at the middle position of the bottom end of the bracket, and snap-in grooves are provided on both sides of the bottom end of the bracket inside the guide seat, snap-in blocks are provided inside the snap-in grooves, connecting blocks are fixed on the top end of the snap-in blocks, and reserved grooves are provided inside the snap-in blocks.

[0015] Preferably, a limiting groove is provided at the bottom of the limiting seat, and the clamping block and the guide seat form a clamping structure through the clamping groove. The rope passes through the top of the guide wheel, and the bracket is moved above the guide wheel, so that one end of the clamping block contacts one end of the clamping groove, and the bracket is pressed. Under the action of the reserved groove, the bracket drives the clamping block to move to the inside of the clamping groove through the connecting block.

[0016] Preferably, one end of the reserved groove extends to the inside of the connecting block, and the top end of the connecting block extends to the outside of the guide seat and is fixedly connected to the bottom end of the bracket. Thus, the bracket and the guide seat are fixed to each other, and the limiting groove is provided inside the limiting seat, and the guide wheel and the limiting groove cooperate to prevent the rope from being separated when passing through the top end of the guide wheel.

[0017] The utility model provides a traction drive elevator stopping distance detection device, which has the advantages of:

[0018] By setting a limited position structure, the rope passes through the top of the guide wheel, the bracket is moved to the top of the guide wheel, one end of the clamping block is in conflict with one end of the clamping groove, and the bracket is pressed. Under the action of the reserved groove, the bracket drives the clamping block to move to the inside of the clamping groove through the connecting block, so that the bracket and the guide seat are fixed to each other. By setting a limited position groove inside the limit seat, the rope is prevented from being separated when passing through the top of the guide wheel under the cooperation of the guide wheel and the limit groove, and the function of facilitating the limiting of the device is realized, thereby improving the applicability of the traction drive elevator stopping distance detection device when in use;

[0019] By providing a detection structure, when the elevator car moves up and down, the elevator car drives the counterweight to move through the rope, and the counterweight drives the Hall sensor to move. When the Hall sensor and the magnetic steel are parallel, the Hall sensor transmits data to the data processor, and the data processor transmits the data to the display screen through the single-chip microcomputer, so that the display screen displays the detected distance, realizing the function of the device to detect the distance, thereby improving the convenience of the traction drive elevator stopping distance detection device when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0022] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0023] Figure 4 It is a schematic diagram of the side cross-sectional structure of the limiting structure of the utility model;

[0024] Figure 5For the utility model Figure 4 The enlarged structural diagram at A in the middle;

[0025] Figure 6 It is a schematic diagram of the framework structure of the detection structure system of the utility model.

[0026] Explanation of the reference numerals in the figure: 1. Elevator detection component; 101. Wall; 102. Support plate; 103. Traction wheel; 104. Fixed plate; 105. Rope; 106. Traction machine; 2. Elevator car; 3. Counterweight; 4. Detection structure; 401. Equipment box; 402. Cover; 403. Display screen; 404. Circuit board; 405. Data processor; 406. Single chip microcomputer; 5. Hall sensor; 6. Magnet; 7. Guide seat; 8. Guide wheel; 9. Limiting structure; 901. Bracket; 902. Limiting seat; 903. Snap-in slot; 904. Snap-in block; 905. Reserved slot; 906. Connecting block. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 6The utility model provides a traction-driven elevator stopping distance detection device, comprising an elevator detection component 1 and an elevator car 2. The elevator detection component 1 comprises a wall 101, a support plate 102, a traction wheel 103, a fixed plate 104, a rope 105 and a traction machine 106. A fixed plate 104 is fixed to one side of the top of the wall 101, a support plate 102 is fixed to the top of the fixed plate 104, a traction machine 106 is installed on one side of the support plate 102, one end of the traction machine 106 passes through the support plate 102 and is fixed to the traction wheel 103, a rope 105 is sleeved on the outer side of the traction wheel 103, a guide seat 7 is fixed to one side of the traction wheel 103 at the top of the fixed plate 104, a guide wheel 8 is installed inside the guide seat 7, a limiting structure 9 is arranged on the top of the guide seat 7, and the limiting structure 9 comprises a bracket 901, a limiting seat 902, a clamping groove 903, a clamping block 904, and a reserved groove 905. and a connecting block 906, the bracket 901 is arranged above the guide seat 7, and a limited seat 902 is fixed at the middle position of the bottom end of the bracket 901, and clamping grooves 903 are provided on both sides of the bottom end of the bracket 901 inside the guide seat 7, and clamping blocks 904 are provided inside the clamping grooves 903, and connecting blocks 906 are fixed to the top of the clamping blocks 904, and reserved grooves 905 are provided inside the clamping blocks 904. A limited groove is provided at the bottom of the limited seat 902, and the clamping blocks 904 and the guide seat 7 form a clamping structure through the clamping grooves 903. One end of the reserved groove 905 extends to the inside of the connecting block 906, and the top of the connecting block 906 extends to the outside of the guide seat 7 and is fixedly connected to the bottom end of the bracket 901, one end of the rope 105 passes through the fixed plate 104 and is fixedly connected to the top end of the elevator car 2, and the other end of the rope 105 passes through the guide wheel 8 and is fixedly connected to the top end of the counterweight 3.

[0029] Reference Figure 4 and Figure 5 As shown, the rope 105 passes through the top of the guide wheel 8, and the bracket 901 is moved to the top of the guide wheel 8, so that one end of the clamping block 904 contacts one end of the clamping groove 903, and the bracket 901 is pressed. Under the action of the reserved groove 905, the bracket 901 drives the clamping block 904 to move to the inside of the clamping groove 903 through the connecting block 906, thereby fixing the bracket 901 and the guide seat 7 to each other. A limiting groove is set inside the limiting seat 902, and with the cooperation of the guide wheel 8 and the limiting groove, the rope 105 is prevented from detaching when passing through the top of the guide wheel 8.

[0030] An elevator car 2 is arranged below the fixed plate 104, a counterweight block 3 is arranged on one side below the elevator car 2, a Hall sensor 5 is arranged on one side of the top of the counterweight block 3, a magnetic steel 6 is evenly arranged on one side of the bottom of the wall 101, and a detection structure 4 is arranged on the other side of the bottom of the wall 101. The detection structure 4 includes an equipment box 401, a cover 402, a display screen 403, a circuit board 404, a data processor 405 and a single-chip computer 406. The equipment box 401 is fixed to one side of the bottom of the wall 101, and one side of the equipment box 401 is provided with A cover body 402, a display screen 403 is arranged on one side of the top of the cover body 402, a circuit board 404 is installed inside the equipment box 401, a data processor 405 is installed on the top of the circuit board 404, a single-chip microcomputer 406 is installed on one side of the data processor 405 on the top of the circuit board 404, the input end of the data processor 405 is electrically connected to the output end of the Hall sensor 5, the output end of the data processor 405 is electrically connected to the input end of the single-chip microcomputer 406, and the output end of the single-chip microcomputer 406 is electrically connected to the input end of the display screen 403.

[0031] Reference Figure 1 and Figure 2 As shown, when the elevator car 2 moves up and down, the elevator car 2 drives the counterweight 3 to move through the rope 105, and the counterweight 3 drives the Hall sensor 5 to move. When the Hall sensor 5 and the magnetic steel 6 are parallel, the Hall sensor 5 transmits the data to the data processor 405, and the data processor 405 transmits the data to the display screen 403 through the single-chip microcomputer 406, so that the display screen 403 displays the detected distance.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A traction-driven elevator stopping distance detection device, comprising an elevator detection component (1) and an elevator car (2); Features: The elevator detection component (1) comprises a wall (101), a support plate (102), a traction wheel (103), a fixing plate (104), a rope (105) and a traction machine (106); a fixing plate (104) is fixed to one side of the top of the wall (101); a support plate (102) is fixed to the top of the fixing plate (104); a traction machine (106) is installed on one side of the support plate (102); one end of the traction machine (106) passes through the support plate (102) and is fixed to the traction wheel (103); and a rope (105) is sleeved on the outer side of the traction wheel (103); A guide seat (7) is fixed to one side of the traction wheel (103) at the top of the fixing plate (104), a guide wheel (8) is installed inside the guide seat (7), a limiting structure (9) is arranged at the top of the guide seat (7), the limiting structure (9) comprises a bracket (901), a limiting seat (902), a clamping groove (903), a clamping block (904), a reserved groove (905) and a connecting block (906), and the bracket (901) is arranged above the guide seat (7); An elevator car (2) is arranged below the fixed plate (104), a counterweight (3) is arranged on one side below the elevator car (2), a Hall sensor (5) is arranged on one side of the top of the counterweight (3), magnetic steel (6) is evenly arranged on one side of the bottom of the wall (101), and a detection structure (4) is arranged on the other side of the bottom of the wall (101).

2. A traction drive elevator stopping distance detection device according to claim 1, characterized in that: One end of the rope (105) passes through the fixed plate (104) and is fixedly connected to the top of the elevator car (2), and the other end of the rope (105) passes through the guide wheel (8) and is fixedly connected to the top of the counterweight (3).

3. A traction drive elevator stopping distance detection device according to claim 1, characterized in that: The detection structure (4) comprises an equipment box (401), a cover (402), a display screen (403), a circuit board (404), a data processor (405) and a single-chip computer (406); the equipment box (401) is fixed to one side of the bottom of the wall (101); one side of the equipment box (401) is provided with a cover (402); one side of the top of the cover (402) is provided with a display screen (403); a circuit board (404) is installed inside the equipment box (401); a data processor (405) is installed on the top of the circuit board (404); and a single-chip computer (406) is installed on one side of the data processor (405) at the top of the circuit board (404).

4. A traction drive elevator stopping distance detection device according to claim 3, characterized in that: The input end of the data processor (405) is electrically connected to the output end of the Hall sensor (5), the output end of the data processor (405) is electrically connected to the input end of the single-chip microcomputer (406), and the output end of the single-chip microcomputer (406) is electrically connected to the input end of the display screen (403).

5. A traction drive elevator stopping distance detection device according to claim 1, characterized in that: A limiting seat (902) is fixed at the middle position of the bottom end of the bracket (901), and both sides of the bottom end of the bracket (901) inside the guide seat (7) are provided with a clamping groove (903), and a clamping block (904) is arranged inside the clamping groove (903), and a connecting block (906) is fixed at the top end of the clamping block (904), and a reserved groove (905) is arranged inside the clamping block (904).

6. A traction drive elevator stopping distance detection device according to claim 5, characterized in that: A limiting groove is provided at the bottom of the limiting seat (902), and the clamping block (904) and the guide seat (7) form a clamping structure through the clamping groove (903).

7. A traction drive elevator stopping distance detection device according to claim 5, characterized in that: One end of the reserved groove (905) extends to the inside of the connecting block (906), and the top end of the connecting block (906) extends to the outside of the guide seat (7) and is fixedly connected to the bottom end of the bracket (901).

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