CN217350286U

CN217350286U - Weightlessness detection device for elevator detection

Info

Publication number: CN217350286U
Application number: CN202221511350.0U
Authority: CN
Inventors: 吴一华; 郑传素; 张玲; 吴金蔓
Original assignee: Sichuan Hongrun Elevator Co ltd
Current assignee: Sichuan Hongrun Elevator Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-09-02
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a weightlessness detection device is used in elevator detection, which comprises a bracket, servo motor one is installed to one side on support top, the top of support is provided with the bull stick, the inside bottom of support is provided with the buffering frame, there is the detection case in the inside setting of support, the support is close to the position department that the top is in inside both sides and installs speedtransmitter, and speedtransmitter's output installs the friction pulley, the outside winding of roll pulley has the rope. The utility model discloses a be provided with mount, movable pulley and spout, the corner position department on detection case top is fixed to the mount, and the mount is close to support one side internal rotation installation movable pulley, and the spout is located the support inner wall, inside the movable pulley inserts the spout, the detection case is at the in-process that reciprocates, can steadily move under the cooperation through movable pulley and spout, avoids as far as possible appearing the incline because of other factors of outside, has improved the stationarity that weightlessness detection device reciprocated for elevator detection.

Description

Weightlessness detection device for elevator detection

Technical Field

The utility model relates to an elevator detects technical field, specifically is an elevator detects uses weightlessness detection device.

Background

The elevator is personnel transportation equipment in a high-rise building, the elevator mainly moves up and down in the building, so the quality requirement on the elevator is relatively high, various detections are needed for the elevator to detect whether the elevator breaks down, wherein the weightlessness detection is an indispensable part, and a corresponding weightlessness detection device is needed to be used during the weightlessness detection of the elevator.

The devices on the market are various and can basically meet the use requirements of people, but certain problems still exist:

1. when the traditional weightlessness detection device for elevator detection is used, the detection box moves downwards under the action of gravity, and if no guide exists, the displacement phenomenon easily occurs in the later period under the action of external factors;

2. in the using process of the traditional weightlessness detection device for elevator detection, because the mounting frame is usually mounted at the top end of the detection box by means of screws, if the screws are loosened, the mounting frame is easy to separate from the detection box;

3. traditional this kind of elevator detects uses weightlessness detection device, and at the in-process that uses, the object is put inside the detection case, because the safeguard effect is not good, drops from the detection case inside easily, the safety problem appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator detects uses weightlessness detection device to it breaks away from and not good to the protective effect to the object to appear easily between direction, mounting bracket and the detection case not possess to propose the device in solving above-mentioned background art, the problem that drops appears easily.

In order to achieve the above object, the utility model provides a following technical scheme: a weightlessness detecting device for elevator detection comprises a support, wherein a first servo motor is installed on one side of the top end of the support, a rotating rod is arranged at the top end of the support, a buffer frame is arranged at the bottom end inside the support, a detecting box is arranged inside the support, a shielding structure is arranged at the front end of the detecting box, sliding mechanisms are arranged at corner positions at the top end of the detecting box, a stable structure is arranged at the top end of the detecting box, rolling wheels are arranged inside the stable structure and outside the rotating rod, a pressure sensor is installed at a position, close to the top end, of the support, a second servo motor is installed on one side of the detecting box, a bearing plate is fixed at a position, close to the bottom end, inside the detecting box, a bidirectional screw rod is installed below the bearing plate in a rotating mode, clamping plates are arranged on two sides of the top end of the bearing plate in a sliding mode, and speed sensors are installed at positions, close to two sides, inside, of the top end, of the support, and the output end of the speed sensor is provided with a friction wheel, and a rope is wound outside the rolling wheel.

Preferably, stable structure includes diaphragm, bolt and mounting bracket, the inside top of diaphragm welding and detection case, the top of diaphragm is fixed with the bolt, and the top extension of bolt indicates the top of detection case, the both sides on diaphragm top all are provided with the mounting bracket, and the part is located the top of detection case on the mounting bracket.

Preferably, the bolts are fixed on the top ends of the transverse plates, and the top end of the detection box is provided with a preformed hole for the bolts to penetrate through.

Preferably, slide mechanism includes mount, movable pulley and spout, the spout has all been seted up to support inner wall department of being close to the turning position, the mount is fixed in the turning position department on detection case top, the inside rotation that the mount is close to support position department installs the movable pulley.

Preferably, the thickness of the sliding wheel is smaller than the cross section of the sliding groove, and one side of the sliding wheel, which is close to the bracket, is positioned in the sliding groove.

Preferably, the shielding structure comprises a stud, a baffle and a threaded hole, the baffle is rotatably installed on the left side of the front end of the detection box, the stud penetrates through the front end thread of one side, away from the detection box, of the baffle, and the threaded hole is formed in the right side of the front end of the detection box and located at the front end of the detection box.

Preferably, the baffle is connected with the detection box through a hinge, and the baffle is rotatably connected with the detection box through the hinge.

Preferably, the two-way screw rod runs through the clamping plate, a screw hole which is run through by the two-way screw rod is formed in one side of the clamping plate, threads on two sides of the outer portion of the two-way screw rod are opposite, and one side of the two-way screw rod is connected with an output shaft of the servo motor II.

Compared with the prior art, the beneficial effects of the utility model are that: the weightlessness detection device for elevator detection not only improves the up-and-down moving stability of the weightlessness detection device for elevator detection, improves the fixity between the mounting frame and the detection box of the weightlessness detection device for elevator detection, avoids the separation between the mounting frame and the detection box as much as possible, and improves the stability of the object of the weightlessness detection device for elevator detection placed in the detection box;

(1) the fixing frame is fixed at the corner position of the top end of the detection box, the sliding wheel is rotatably mounted inside one side of the fixing frame close to the support, the sliding groove is located in the inner wall of the support, the sliding wheel is inserted into the sliding groove, and the detection box can stably move under the matching of the sliding wheel and the sliding groove in the up-and-down moving process, so that the deviation caused by other external factors is avoided as much as possible, and the up-and-down moving stability of the weightlessness detection device for elevator detection is improved;

(2) the transverse plate, the bolt and the mounting frame are arranged, the transverse plate is fixedly welded at the top end inside the detection box, the bolt at the top end of the transverse plate is mutually inserted with the detection box, the mounting frame is fixedly welded with the transverse plate, and meanwhile, the top end of the mounting frame is positioned above the detection box, so that the fixation between the mounting frame of the weightlessness detection device for elevator detection and the detection box is improved, and the separation between the mounting frame and the detection box is avoided as much as possible;

(3) through being provided with double-screw bolt, baffle and screw hole, the baffle passes through the hinge and is connected with the detection case, can rotate the baffle through the hinge and open, and the baffle passes through under the cooperation of double-screw bolt and screw hole and be parallel to each other between the detection case, and fixed connection, because the baffle is provided with two altogether, consequently improved elevator detection with weightlessness detection device object and put the stability inside the detection case.

Drawings

Fig. 1 is a schematic view of a front view partial section structure of the present invention;

FIG. 2 is a schematic view of the side view of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is a schematic view of the local section structure of the detection box of the present invention.

In the figure: 1. a support; 2. a carrier plate; 3. a clamping plate; 4. a speed sensor; 5. a pressure sensor; 6. a first servo motor; 7. a rotating rod; 8. a rolling wheel; 9. a friction wheel; 10. a rope; 11. stabilizing the structure; 1101. a transverse plate; 1102. a bolt; 1103. a mounting frame; 12. a sliding mechanism; 1201. a fixed mount; 1202. a sliding wheel; 1203. a chute; 13. a shielding structure; 1301. a stud; 1302. a baffle plate; 1303. a threaded hole; 14. a detection box; 15. a bidirectional screw; 16. a buffer frame; 17. and a second servo motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a weightlessness detection device for elevator detection, including support 1, servo motor 6 is installed to one side on support 1 top, the top of support 1 is provided with bull stick 7, the inside bottom of support 1 is provided with buffer 16, there is detection case 14 in the inside setting of support 1, and the front end of detection case 14 is provided with shelters from structure 13, shelters from structure 13 and includes double-screw bolt 1301, baffle 1302 and screw hole 1303, baffle 1302 rotates and installs in the left side of detection case 14 front end, the front end screw thread that baffle 1302 kept away from detection case 14 one side runs through there is double-screw bolt 1301, screw hole 1303 sets up in the right side of detection case 14 front end and be in detection case 14 front end. The baffle 1302 is connected with the detection box 14 through a hinge, and the baffle 1302 is rotatably connected with the detection box 14 through the hinge.

When the mechanism is used, firstly, an object is placed in the detection box 14, then the baffle 1302 is rotated to be attached to the detection box 14, then the stud 1301 is rotated to be extruded into the detection box 14, at the moment, the stud 1301 enters the threaded hole 1303, and the detection box 14 and the baffle 1302 are fixed.

The corner position department at detection case 14 top all is provided with slide mechanism 12, and slide mechanism 12 includes mount 1201, movable pulley 1202 and spout 1203, and spout 1203 has all been seted up to support 1 inner wall department of being close to the corner position, and mount 1201 is fixed in the corner position department at detection case 14 top, and the inside rotation that mount 1201 is close to support 1 position department installs movable pulley 1202. The thickness of the sliding wheel 1202 is smaller than the cross section of the sliding groove 1203, and one side of the sliding wheel 1202 close to the bracket 1 is positioned inside the sliding groove 1203.

When the detection box structure is used, firstly, the fixed frame 1201 is installed at a corner at the top end of the detection box 14, the sliding wheel 1202 is rotatably installed inside the fixed frame 1201, one side of the sliding wheel 1202 is located inside the sliding groove 1203, in the process that the detection box 14 moves up and down, the sliding wheel 1202 is in a rolling state, and the sliding wheel 1202 moves up and down along the sliding groove 1203.

The top end of the detection box 14 is provided with stabilizing structure 11, and stabilizing structure 11 includes horizontal plate 1101, bolt 1102 and mounting bracket 1103, and horizontal plate 1101 welds and detects the inside top end of box 14, and the top of horizontal plate 1101 is fixed with bolt 1102, and the top extension of bolt 1102 indicates the top of detection box 14, and the both sides on horizontal plate 1101 top all are provided with mounting bracket 1103, and the part is located the top of detection box 14 on the mounting bracket 1103. A plurality of bolts 1102 are fixed to the top end of the horizontal plate 1101, and a prepared hole through which the bolt 1102 is inserted is formed in the top end of the detection box 14.

During manufacturing, the transverse plate 1101 is placed at the top end inside the detection box 14, the bolt 1102 is inserted into the top end of the detection box 14, then the transverse plate 1101 and the detection box 14 are welded and fixed through welding technology, the mounting frame 1103 is inserted from the upper side of the detection box 14, and the mounting frame 1103 is welded with the transverse plate 1101 through welding technology, so that the separation phenomenon between the mounting frame 1103 and the detection box 14 can be avoided as much as possible.

Inside 11 and the outside of bull stick 7 of stable structure all are provided with roll wheel 8, support 1 is close to the position department on top and installs pressure sensor 5, servo motor two 17 is installed to one side of detection case 14, the inside position department of being close to the bottom of detection case 14 is fixed with loading board 2, and the below of loading board 2 is rotated and is installed two-way screw 15, the both sides on 2 tops of loading board slide and have grip block 3, two-way screw 15 runs through grip block 3, and grip block 3 one side sets up the screw that totally two-way screw 15 runs through, the screw thread of the outside both sides of two-way screw 15 is opposite, 15 one side of two-way screw is connected with servo motor two 17's output shaft, support 1 is close to the position department that the top is in inside both sides and installs speedtransmitter 4, and speedtransmitter 4's output installs friction wheel 9, the outside winding of roll wheel 8 has rope 10.

The working principle is as follows: when the elevator cage detection device is used, an external power supply is adopted, firstly, the elevator cage to be detected is placed above the bearing plate 2 in the detection box 14, the second servo motor 17 is started, the output shaft of the second servo motor 17 drives the two-way screw rod 15 to rotate, the two-way screw rod 15 drives the clamping plate 3 to move relatively and clamp and fix the elevator cage to be detected, then the baffle 1302 is turned over to one side, and the stud 1301 rotates to enter the threaded hole 1303;

secondly, starting the servo motor I6, wherein an output shaft of the servo motor I6 drives the rotating rod 7 to rotate, when the rotating rod 7 rotates, the rope 10 is wound and stored in a rotating mode through the rolling wheel 8, the rope 10 drives the detection box 14 to move upwards, the output shaft of the servo motor I6 rotates reversely, the rope 10 prolongs the downward movement of the detection box 14 under the action of gravity, and the sliding wheel 1202 slides along the sliding groove 1203 in the moving process;

finally, when the rotating rod 7 rotates rapidly, the rope 10 expands rapidly, the friction wheel 9 is driven to rotate due to the friction force between the friction wheel 9 and the rope 10, the rotating speed of the friction wheel 9 is detected by the speed sensor 4 at the moment, when the detected speed exceeds a preset value, the weightlessness phenomenon is judged, meanwhile, the weightlessness performance can be judged in the same way under the condition that the pressure sensor 5 can detect that the detection box 14 generates a large downward extrusion force rapidly, the buffer frame 16 has the effect of buffering and supporting the detection box 14, and finally the use work of the weightlessness detection device for elevator detection is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a weightlessness detection device for elevator detection, includes support (1), its characterized in that: the device comprises a support (1), a first servo motor (6) is installed on one side of the top end of the support (1), a rotating rod (7) is arranged on the top end of the support (1), a buffer frame (16) is arranged at the bottom end inside the support (1), a detection box (14) is arranged inside the support (1), a shielding structure (13) is arranged at the front end of the detection box (14), sliding mechanisms (12) are arranged at corner positions of the top end of the detection box (14), a stable structure (11) is arranged at the top end of the detection box (14), rolling wheels (8) are arranged inside the stable structure (11) and outside the rotating rod (7), a pressure sensor (5) is installed at a position, close to the top end, of the support (1), a second servo motor (17) is installed at one side of the detection box (14), and a bearing plate (2) is fixed at a position, close to the bottom end, inside the detection box (14), and the below of loading board (2) is rotated and is installed two-way screw rod (15), the both sides on loading board (2) top slide and have grip block (3), position department that support (1) is close to the top and is in inside both sides installs speedtransmitter (4), and the output of speedtransmitter (4) installs friction pulley (9), the outside winding of rolling wheel (8) has rope (10).

2. The weight loss detection device for elevator detection according to claim 1, characterized in that: stabilizing structure (11) includes diaphragm (1101), bolt (1102) and mounting bracket (1103), diaphragm (1101) welding and the inside top of detection case (14), the top of diaphragm (1101) is fixed with bolt (1102), and the top extension of bolt (1102) indicates the top of detection case (14), the both sides on diaphragm (1101) top all are provided with mounting bracket (1103), and the part is located the top of detection case (14) on mounting bracket (1103).

3. The weight loss detection device for elevator detection according to claim 2, characterized in that: bolt (1102) are fixed with a plurality ofly on the top of diaphragm (1101), the preformed hole that supplies bolt (1102) to wear to establish is seted up to the top of detection case (14).

4. The apparatus according to claim 1, wherein: the sliding mechanism (12) comprises a fixed frame (1201), sliding wheels (1202) and sliding grooves (1203), the sliding grooves (1203) are formed in positions, close to corners, of the inner wall of the support (1), the fixed frame (1201) is fixed at the positions, close to the corners, of the top end of the detection box (14), and the sliding wheels (1202) are installed on the inner portion, close to the positions of the support (1), of the fixed frame (1201) in a rotating mode.

5. The apparatus according to claim 4, wherein: the thickness of the sliding wheel (1202) is smaller than the cross section of the sliding groove (1203), and one side, close to the support (1), of the sliding wheel (1202) is located inside the sliding groove (1203).

6. The weight loss detection device for elevator detection according to claim 1, characterized in that: the shielding structure (13) comprises a stud (1301), a baffle (1302) and a threaded hole (1303), the baffle (1302) is rotatably installed on the left side of the front end of the detection box (14), the stud (1301) penetrates through the front end thread of one side, far away from the detection box (14), of the baffle (1302), and the threaded hole (1303) is formed in the front end of the detection box (14) and is located on the right side of the front end of the detection box (14).

7. The apparatus according to claim 6, wherein: the baffle (1302) is connected with the detection box (14) through a hinge, and the baffle (1302) is rotatably connected with the detection box (14) through the hinge.

8. The apparatus according to claim 1, wherein: two-way screw rod (15) run through grip block (3), and grip block (3) one side sets up the screw that totally two-way screw rod (15) run through, the screw thread of two-way screw rod (15) outside both sides is opposite, two-way screw rod (15) one side is connected with the output shaft of servo motor two (17).