CN214455976U - Emergency rescue device for elevator without machine room - Google Patents

Abstract

An emergency rescue device for a machine room-less elevator comprises a carriage carrying frame, an installation bin, a first lifting shaft, a second lifting shaft and a guide shaft, wherein a car is fixed on the carriage carrying frame, the installation bin is provided with a first through hole and a second through hole, a buffer platform, a buffer cylinder and a fixed shaft are arranged in the installation bin, the buffer platform is fixed on the bottom surface of the installation bin, a fixed shaft is arranged in the installation bin, the buffer cylinder is symmetrically arranged on the inner wall of the installation bin, fixed rods are symmetrically arranged at two ends of the fixed shaft, two ends of the fixed rods are respectively and fixedly connected with the fixed shaft and the inner wall of the installation bin, a power cable is arranged above the car, one end of the power cable is provided with a gravity block, the power cable sequentially passes through the first lifting shaft, the first through hole, the fixed shaft, the rotating shaft, the second through hole, the guide shaft and the second lifting shaft, and two ends of the power cable are respectively and fixedly connected with the car and the gravity block, the emergency rescue device can reduce the falling speed when the elevator fails, the elevator can stably descend to the first floor to be convenient for rescue.

Description

Emergency rescue device for elevator without machine room

Technical Field

The utility model mainly relates to a technical field of no computer lab elevator specifically is a no computer lab elevator emergency rescue device.

Background

Along with the increase of city building elevator quantity, elevator quality is good and uneven and elevator daily maintenance is not normal, factor such as not in place leads to elevator accident occasionally to take place, especially the high concern of people to elevator safety problem has been aroused in many elevator tenesmus accidents of losing control that take place recently, the tenesmus condition appears in the elevator, mainly arouse by the electric control system or the mechanical device failure of elevator, when the elevator loses control because of some reason, should cut off electric power supply immediately, pull down manual emergency operation device handle, make the elevator stop the tenesmus, in order to prevent to take place accidents such as injures and deaths because of the car dashes the top or sinks the end, just need certain first aid device such as patent application number this moment: 201410503043.1 comprises a first tension wheel, a second tension wheel, a speed-limiting belt, a connecting splint, a link mechanism, a telescopic mechanism, a tension spring and a fixing ring, the first tension wheel and the second tension wheel are wound on the upper part and the lower part of the speed-limiting belt, the connecting splint is arranged on one side of the speed-limiting belt, the link mechanism is connected with the connecting splint through the telescopic mechanism, the tension spring is arranged at the lower end of the link mechanism and is connected with the fixing ring, the manual emergency rescue device of the elevator without the machine room is simple and convenient to operate, when the elevator breaks down, the connecting splint pulls the link mechanism through the telescopic mechanism to tension the tension spring, the first tension wheel is fixed, the second tension wheel starts to move upwards slowly, thereby the elevator stops falling to prevent accidents such as casualties and the like caused by the top rushing or bottom sinking of the elevator car, and the rescue problem of the elevator is solved rapidly and effectively, further reduce the casualty expansion of accident, but the device can only stop the elevator, still has danger and is unfavorable for follow-up rescue when the floor that the elevator was located is higher.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a no computer lab elevator emergency rescue device for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the emergency rescue device for the elevator without the machine room comprises a carriage carrying frame, an installation bin, a first lifting shaft, a second lifting shaft and a guide shaft, wherein a car is fixed on the carriage carrying frame, a first through hole and a second through hole are formed in the upper end and the rear end of the installation bin respectively, a buffer table, a buffer cylinder and a fixed shaft are arranged in the installation bin, the buffer table is fixed on the bottom surface of the installation bin, the buffer cylinder is symmetrically installed on the inner wall of the installation bin, fixed rods are symmetrically installed at two ends of the fixed shaft, two ends of the fixed rods are fixedly connected with the fixed shaft and the inner wall of the installation bin respectively, a car is fixed on the carriage carrying frame, a first lifting shaft and a power cable are arranged at the upper end of the car, a gravity block is arranged at one end of the power cable, the second lifting shaft is arranged at the left end of the first lifting shaft, the guide shaft is arranged at the left end of the installation bin, and the power cable sequentially penetrates through the first lifting shaft, First through-hole, fixed axle, pivot, second through-hole, guiding axle, second lift axle and both ends respectively with the car with gravity piece fixed connection, the utility model discloses a gravity piece can reduce the speed of tenesmus with the power cable when elevator trouble tenesmus, makes the elevator steadily fall to the first floor rescue of being convenient for.

Further, be equipped with buffer block and spring in the buffer cylinder, the spring both ends respectively with the buffer block with buffer cylinder fixed connection, it is fixed with the snubber block to carry railway carriage or compartment frame side, the snubber block with the buffer cylinder corresponds and agrees with, and when this design made elevator trouble tenesmus through spring and snubber block, the railway carriage or compartment frame that carries the weight of elevator obtained certain cushioning effect through the spring, reduces vibrations, prevents that personnel in the elevator are injured.

Furthermore, the inner wall of the buffer cylinder is symmetrically provided with directional grooves, two ends of the buffer block are symmetrically provided with directional teeth, the directional teeth are matched with the directional grooves, and when the shock absorption block is pressed downwards by the aid of the design, the shock absorption block deviates to cause damage to a spring, so that a shock absorption effect is reduced.

Further, the buffer station upper end is fixed with the dogtooth, be fixed with the buffer beam between the buffer block, the buffer beam outer wall is fixed with the fixture block, the fixture block upper end is equipped with the recess, be equipped with the pivot in the recess, the fixture block lower extreme is equipped with the fixed slot, the fixed slot corresponds and agrees with the dogtooth, the recess with the fixed slot is connected, and when this design was fallen down through making elevator trouble, the dogtooth card advances the recess and extrudees the increase frictional force to the power cable and slows down gravity and rise soon, prevents that the too big gravity piece that makes of falling inertia can not in time pull the elevator and cause the injures and deaths.

Furthermore, the side end face of the buffer cylinder is provided with a sliding groove, the sliding groove is movably connected with the buffer rod, and the buffer rod can move up and down through the design, so that the matching of the fixture block and the buffer table is realized.

Furthermore, the connecting part of the groove and the fixing groove is provided with a round angle, and the design prevents the power cable from being cut off to cause the crash of the elevator when sliding through the round angle.

Furthermore, the lower end of the mounting bin is fixed with a bearing plate, an inclined plate is fixed between the bearing plate and the carriage frame, the carriage frame is more stable due to the design, and casualties caused by breakage of the carriage frame are prevented.

Furthermore, the weight of the gravity block is equal to the sum of the weight of the carriage frame, the weight of the installation bin and the weight of the elevator, and when people exist in the elevator, the elevator slowly descends to one floor through gravity difference, so that risks are reduced, and rescue difficulty is reduced.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model can timely pull the elevator to prevent the elevator from crashing when the elevator is in failure through the gravity block and the power cable; the elevator can stably descend to the first floor through the gravity difference, so that the risk is reduced, and the rescue difficulty is reduced; the force of the elevator dropping quickly is relieved through the fixing table and the buffering table, so that casualties caused by too fast dropping when too many people are in the elevator are prevented; the buffer cylinder improves the stability of the elevator when the elevator breaks down through the spring, reduces the vibration of the elevator and prevents trapped people from falling and being injured.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic view of the structure of the installation bin of the present invention;

FIG. 3 is a cross-sectional view of the fixture block of the present invention;

FIG. 4 is an enlarged view of the area a of the present invention;

FIG. 5 is an enlarged view of the area b of the present invention;

fig. 6 is an enlarged view of the region c of the present invention.

In the figure: 1. a carriage frame; 11. a car; 111. a power cable; 1111. a gravity block; 12. a damper block; 13. a bearing plate; 131. a sloping plate; 2. installing a bin; 21. a first through hole; 22. a second through hole; 23. a buffer cylinder; 231. a buffer block; 2311. a directional tooth; 232. a spring; 233. A directional tank; 24. a buffer rod; 241. a clamping block; 2411. a groove; 2412. a rotating shaft; 2413. Fixing grooves; 25. a buffer table; 251. a convex tooth; 26. a fixed shaft; 261. fixing the rod; 3. A first lifting shaft; 4. a second lifting shaft; 5. and a guide shaft.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-6, which includes a car carrying frame 1, an installation bin 2, a first lifting shaft 3, a second lifting shaft 4 and a guiding shaft 5, wherein a car 11 is fixed on the car carrying frame 1, a first through hole 21 and a second through hole 22 are respectively arranged at the upper end and the rear end of the installation bin 2, a buffering table 25, a buffering cylinder 23 and a fixing shaft 26 are arranged in the installation bin 2, the buffering table 25 is fixed on the bottom surface of the installation bin 2, the buffering cylinders 23 are symmetrically installed on the inner wall of the installation bin 2, fixing rods 261 are symmetrically installed at both ends of the fixing shaft 26, both ends of the fixing rods 261 are respectively fixedly connected with the fixing shaft 26 and the inner wall of the installation bin 2, the first lifting shaft 3 and a power cable 111 are arranged at the upper end of the car 11, a gravity block 1111 is arranged at one end of the power cable 111, the second lifting shaft 4 is arranged at the left end of the first lifting shaft 3, the guiding shaft 5 is arranged at the left end of the installation bin 2, power cable 111 passes in proper order first elevator shaft 3, first through-hole 21, fixed axle 26, pivot 2412, second through-hole 22, guiding axle 5, second elevator shaft 4 and both ends respectively with car 11 with gravity piece 1111 fixed connection, the utility model discloses a gravity piece 1111 and power cable 111 can reduce the tenesmus speed when elevator trouble tenesmus, make the elevator stably descend to a building rescue of being convenient for.

Please refer to fig. 1-3, a buffer block 231 and a spring 232 are arranged in the buffer cylinder 23, two ends of the spring 232 are respectively and fixedly connected with the buffer block 231 and the buffer cylinder 23, a shock absorption block 12 is fixed at the side end of the carriage frame 1, and the shock absorption block 12 corresponds to and fits with the buffer cylinder 23, so that when the elevator is in a fault and falls down through the spring 232 and the shock absorption block 12, the carriage frame 1 for bearing the elevator obtains a certain buffering effect through the spring 232, reduces the vibration, and prevents people in the elevator from being injured.

Please refer to fig. 2 and fig. 4 again, the inner wall of the damping cylinder 23 is symmetrically provided with directional grooves 233, two ends of the damping block 231 are symmetrically provided with directional teeth 2311, and the directional teeth 2311 are matched with the directional grooves 233, so that when the damping block 12 presses the damping block 12 downwards, the damping block 12 is deflected to damage the spring 232, thereby reducing the damping effect.

Please refer to fig. 1, fig. 2, fig. 3, fig. 5, and fig. 6, wherein a protruding tooth 251 is fixed at the upper end of the buffer stage 25, a buffer rod 24 is fixed between the buffer blocks 231, a protruding tooth 251 is fixed at the upper end surface of the buffer stage 25, a block 241 is fixed on the buffer rod 24, a groove 2411 is arranged at the upper end of the block 241, a rotating shaft 2412 is arranged in the groove 2411, a fixing groove 2413 is arranged at the lower end of the block 241, the fixing groove 2413 corresponds to and fits with the protruding tooth 251, and the groove 2411 is connected with the fixing groove 2413.

Please refer to fig. 2 again, a sliding groove is disposed on the end surface of the side of the buffer cylinder 23, and the sliding groove is movably connected to the buffer rod 24, so that the buffer rod 24 can move up and down to realize the matching of the latch 241 and the buffer table 25.

Please refer to fig. 6, the joint of the groove 2411 and the fixing groove 2413 is provided with a fillet, which prevents the power cable 111 from being cut off when sliding to cause the elevator crash.

Please refer to fig. 1 again, a bearing plate 13 is fixed at the lower end of the installation bin 2, and an inclined plate 131 is fixed between the bearing plate 13 and the carriage frame 1. The design ensures that the carriage frame 1 is more stable, and prevents casualties caused by the breakage of the carriage frame 1.

Please refer to fig. 1 again, the weight of the gravity block 1111 is equal to the total weight of the car carrying frame 1, the installation cabin 2 and the elevator, and the design enables the elevator to slowly descend to the first floor through gravity difference when people exist in the elevator, thereby reducing the risk and the rescue difficulty.

The utility model discloses a concrete operation as follows:

when the elevator fails, the car 11 falls downwards, the car 11 pulls the power cable 111 to move downwards, the power cable 111 drives the gravity block 1111 to ascend through the first lifting shaft 3, the second lifting shaft 4, the rotating shaft 2412, the fixed shaft 26 and the guide shaft 5, the gravity block 1111 slows down the falling speed of the car 11 through gravity, at this time, the car 11 starts to be stabilized and safely descends, meanwhile, the car 11 drives the car frame 1 to move downwards, the car frame 1 drives the shock absorption block 12 to press the buffer block 231 downwards, the spring 232 presses the car 11 to be stabilized, the buffer block 231 drives the buffer rod 24 to move downwards, the buffer rod 24 drives the fixture block 241 to move downwards, when the convex teeth 251 enter the fixed grooves 2413, the convex teeth 251 start to press the power cable 111, the power cable 111 is limited in movement, the ascending speed of the gravity block 1111 is slowed down, the descending speed of the car 11 is slowed down, at this time, the car 11 is stabilized, when the car 11 drives the car frame 1 and the installation cabin 2 to slowly descend to one floor, the safety reduction is completed.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims (8)

1. An emergency rescue device for a machine-room-less elevator comprises a carriage frame (1), an installation bin (2), a first lifting shaft (3), a second lifting shaft (4) and a guide shaft (5), and is characterized in that the carriage frame (1) is fixed with a car (11), the installation bin (2) is provided with a first through hole (21) and a second through hole (22), the installation bin (2) is internally provided with a buffer table (25), a buffer cylinder (23) and a fixed shaft (26), the buffer table (25) is fixed on the bottom surface of the installation bin (2), the buffer cylinder (23) is symmetrically installed on the inner wall of the installation bin (2), fixing rods (261) are symmetrically installed at two ends of the fixed shaft (26), two ends of each fixing rod (261) are respectively fixedly connected with the inner wall of the installation bin (2) and a power cable (111) is arranged at the upper end of the car (11), power cable (111) one end is equipped with gravity piece (1111), power cable (111) passes in proper order first lift axle (3), first through-hole (21), fixed axle (26), pivot (2412), second through-hole (22), guiding axle (5), second lift axle (4) and both ends respectively with car (11) with gravity piece (1111) fixed connection.

2. The emergency rescue apparatus for the elevator without the machine room according to claim 1, characterized in that: be equipped with buffer block (231) and spring (232) in buffer tube (23), spring (232) both ends respectively with buffer block (231) with buffer tube (23) fixed connection, carriage frame (1) side is fixed with snubber block (12), snubber block (12) with buffer tube (23) correspond and agree with.

3. The emergency rescue apparatus for the elevator without the machine room according to claim 2, characterized in that: the inner wall of the buffer cylinder (23) is symmetrically provided with directional grooves (233), two ends of the buffer block (231) are symmetrically provided with directional teeth (2311), and the directional teeth (2311) are matched with the directional grooves (233).

4. The emergency rescue apparatus for the elevator without the machine room according to claim 2, characterized in that: the buffer table is characterized in that a convex tooth (251) is fixed on the upper end face of the buffer table (25), buffer rods (24) are fixed between the buffer blocks (231), a clamping block (241) is fixed on each buffer rod (24), a groove (2411) is formed in the upper end of each clamping block (241), a rotating shaft (2412) is arranged in each groove (2411), a fixing groove (2413) is formed in the lower end face of each clamping block (241), each fixing groove (2413) corresponds to and is matched with the corresponding convex tooth (251), and each groove (2411) is connected with the corresponding fixing groove (2413).

5. The emergency rescue apparatus for the elevator without the machine room according to claim 4, characterized in that: the side end face of the buffer cylinder (23) is provided with a sliding groove, and the sliding groove is movably connected with the buffer rod (24).

6. The emergency rescue apparatus for the elevator without the machine room according to claim 4, characterized in that: the joint of the groove (2411) and the fixing groove (2413) is provided with a round angle.

7. The emergency rescue apparatus for the elevator without the machine room according to claim 1, characterized in that: the lower end face of the installation bin (2) is fixedly provided with a bearing plate (13), and an inclined plate (131) is fixedly arranged between the bearing plate (13) and the carriage frame (1).

8. The emergency rescue apparatus for the elevator without the machine room according to claim 1, characterized in that: the weight of the gravity block (1111) is equal to the total weight of the carriage frame (1), the installation bin (2) and the elevator.

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