CN216863341U - Ladder stand device in fire elevator car - Google Patents

Abstract

The utility model relates to the technical field of ladder stand devices, in particular to a ladder stand device in a fire elevator car, which improves the convenience of the ladder stand in working and use, improves the convenience of the ladder stand in storage after use, reduces the space occupation of the ladder stand, reduces the working strength of workers and improves the practicability of the device; including the car, hoisting device, the multiunit mounting, the multiunit connecting piece, the cat ladder, extension device, two sets of support piece, two sets of external members, two sets of double-screw bolts and two sets of handles, the car top is provided with the access hole, hoisting device installs on the car top, hoisting device is used for the maintenance tool to carry, the multiunit mounting is all installed on the car inside wall, the rear end of multiunit connecting piece respectively with multiunit mounting swivelling joint, the front end of multiunit connecting piece all with cat ladder lateral wall swivelling joint, and the cat ladder sets up in the access hole below, extension device sets up on the cat ladder top, extension device is used for increasing cat ladder service length, two sets of support piece all install on the car inside wall.

Description

Ladder stand device in fire elevator car

Technical Field

The utility model relates to the technical field of ladder climbing devices, in particular to a ladder climbing device in a fire elevator car.

Background

The fire elevator supplies the fire fighter to put out a fire and rescue when the conflagration breaks out in the building and uses and have the elevator of certain function, consequently, the fire elevator has higher fire prevention requirement, and its fire prevention design is very important, and its main function is: supply the fire fighter to carry fire extinguishing apparatus and get into the high-rise and put out a fire, it is long to prevent that the fire fighter from ascending a height through stair, it is big to consume, physical power is not enough, can not guarantee to drop into fighting etc. rapidly, present conventional fire elevator is when maintaining, it is inside to maintain the elevator to need the staff to carry the cat ladder by oneself to get into the car, the working strength of personnel to the cat ladder transport has been increased, the convenience that the fire elevator maintained has been reduced, consequently, need a cat ladder device of using and being convenient for to accomodate in the fire elevator car.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the ladder stand device in the fire elevator car, which can improve the convenience of the ladder stand in use, improve the convenience of storage after the ladder stand is used, reduce the space occupation of the ladder stand, reduce the working strength of workers and improve the practicability of the device.

The utility model relates to a ladder climbing device in a fire elevator car, which comprises a car, a lifting device, a plurality of groups of fixing pieces, a plurality of groups of connecting pieces, a ladder climbing, an extending device, two groups of supporting pieces, two groups of external members, two groups of studs and two groups of handles, wherein the top end of the car is provided with an access hole, the lifting device is arranged at the top end of the car, the lifting device is used for conveying maintenance tools, the plurality of groups of fixing pieces are all arranged on the inner side wall of the car, the rear ends of the plurality of groups of connecting pieces are respectively and rotatably connected with the plurality of groups of fixing pieces, the front ends of the plurality of groups of connecting pieces are respectively and rotatably connected with the outer side wall of the ladder climbing, the ladder climbing is arranged below the access hole, the extending device is arranged at the top end of the ladder climbing, the extending device is used for increasing the length of the ladder climbing, the two groups of supporting pieces are all arranged on the inner side wall of the car, the two groups of external members are respectively provided with threaded holes, the two groups of external members are respectively matched and arranged in the threaded holes of the two groups of external members, the two groups of handles are respectively arranged at the front ends of the two groups of studs; when the electricity-proof ladder needs to be maintained through the access hole, the ladder is enabled to be in contact with the bottom end of the inner side wall of the car through the downward rotating movement of the ladder, the ladder is used and then moved upwards through the ladder, the ladder is enabled to be stored in the upward rotating support through the multi-group connecting pieces, the ladder is embedded into the two sets of external parts simultaneously after the upward rotating movement, the two sets of studs are rotated through grabbing the two sets of handles, the rear ends of the two sets of studs are tightly attached to the outer side wall of the ladder respectively, the ladder is enabled to be stored and fixed, the convenience in the work use of the ladder is further improved, the convenience in the storage after the ladder is used and completed is improved, the space occupation of the ladder is reduced, the working strength of workers is reduced simultaneously, and the practicability of the device is improved.

Preferably, the lifting device comprises an installation frame, a rotating shaft, a winding shaft, a motor, an electromagnetic brake, a supporting seat, a wire guide wheel, a traction rope and a hook, the bottom end of the installation frame is connected with the top end of the lift car, the front end and the rear end of the rotating shaft are respectively rotatably installed on the inner side wall of the installation frame through bearings, the winding shaft is fixedly sleeved on the outer side wall of the rotating shaft, the motor is installed on the rear side wall of the installation frame, the output end of the motor is concentrically connected with the rear end of the rotating shaft, the electromagnetic brake is arranged on the front side wall of the mounting frame, the output end of the electromagnetic brake is concentrically connected with the front end of the rotating shaft, the bottom end of the supporting seat is connected with the top end of the lift car, the wire guide wheel is rotatably arranged on the supporting seat, the wire guide wheel is arranged above the side of the access hole, the rear end of the traction rope is connected with the outer side wall of the winding shaft, the front end of the traction rope provides tension through the wire guide wheel and extends into the car, and the top end of the hook is connected with the front end of the traction rope; get maintenance tool through the couple hook fixedly, it is rotatory to drive the pivot through opening the motor, the pivot is rotatory to drive the synchronous rotation of rolling axle, make the rolling axle carry out the rolling with the rear end of haulage rope, thereby make the haulage rope pass through the support of wire wheel and drive couple rebound, and then improve the convenience that fire elevator maintenance work promoted the transport, reduce the complexity that the staff carried the instrument when climbing the cat ladder, improve staff work efficiency, improve the device practicality, brake the rotation of countershaft through electromagnetic braking ware, and then improve the fixed effect of couple to instrument hoist and mount shift position, improve the reliability in utilization of device.

Preferably, the extension device comprises two groups of extension rods, two groups of bolts and a cross rod, two groups of openings are formed in the top end of the ladder stand, the lower parts of the two groups of extension rods respectively slide up and down to extend into the two groups of openings of the ladder stand, a plurality of groups of grooves are formed in the outer side walls of the two groups of extension rods respectively, threaded holes are formed in the left side wall and the right side wall of the ladder stand respectively, the two groups of bolts are installed on the two groups of threaded holes of the ladder stand in a matched mode respectively, the rear ends of the two groups of bolts respectively extend into the two groups of grooves, and the left end and the right end of the cross rod are respectively connected with the outer side walls of the two groups of extension rods; with two sets of extension rod rebound, later through rotatory two sets of bolts stretch into the inside recess of two sets of extension rods respectively to make two sets of bolts fix the removal of two sets of extension rods, improve the stability that two sets of extension rods used, improve the convenience that cat ladder extension length used, improve the convenience that the staff overhauld the maintenance of shock-proof elevator.

Preferably, the ladder further comprises two groups of telescopic rods, two groups of support legs and two groups of springs, wherein the top ends of the two groups of telescopic rods are connected with the bottom end of the ladder stand, the top ends of the two groups of support legs are respectively connected with the bottom ends of the two groups of telescopic rods, and the two groups of springs are respectively sleeved on the outer side walls of the two groups of telescopic rods in a matched manner; through setting up two sets of telescopic links and two sets of springs, improve the buffering effect of two sets of stabilizer blades to the cat ladder, reduce cat ladder when the lapse uses with car inside wall collision strength, improve the convenience of protection.

Preferably, the ladder further comprises a plurality of groups of anti-skidding sleeves, and the plurality of groups of anti-skidding sleeves are respectively sleeved on the outer side wall of the ladder stand and the outer side wall of the cross rod; through setting up the multiunit light, improve the antiskid effect of cat ladder and horizontal pole, improve the security that the staff used to cat ladder and horizontal pole climbing.

Preferably, the ladder further comprises a plurality of groups of illuminating lamps, and the plurality of groups of illuminating lamps are all arranged on the outer side wall of the ladder stand; through setting up the multiunit light, improve the cat ladder to operational environment emergency lighting's convenience, improve the multi-functional result of use of cat ladder, improve the practicality of device.

Preferably, the elevator car further comprises a guardrail, and the guardrail is mounted at the top end of the car; through setting up the guardrail, improve the protective effect on car top, improve the wholeness that the staff maintained the operation.

Compared with the prior art, the utility model has the beneficial effects that: when the electricity-proof ladder needs to be maintained through the access hole, the ladder is enabled to be in contact with the bottom end of the inner side wall of the car through the downward rotating movement of the ladder, the ladder is used and then moved upwards through the ladder, the ladder is enabled to be stored in the upward rotating support through the multi-group connecting pieces, the ladder is embedded into the two sets of external parts simultaneously after the upward rotating movement, the two sets of studs are rotated through grabbing the two sets of handles, the rear ends of the two sets of studs are tightly attached to the outer side wall of the ladder respectively, the ladder is enabled to be stored and fixed, the convenience in the work use of the ladder is further improved, the convenience in the storage after the ladder is used and completed is improved, the space occupation of the ladder is reduced, the working strength of workers is reduced simultaneously, and the practicability of the device is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of a partial structure of a fastener member coupled to a connector member;

FIG. 3 is a schematic view of a partial axial structure of a stud and handle connection;

FIG. 4 is a schematic view of a side view of a partial structure of a connection between a spindle and a take-up reel;

FIG. 5 is a partial schematic view of the connection of the extension rod with the cross bar or the like;

FIG. 6 is a schematic view of a partial structure of the connection of the telescopic rod with the supporting legs;

in the drawings, the reference numbers: 1. a car; 2. a fixing member; 3. a connecting member; 4. climbing a ladder; 5. a support member; 6. a kit; 7. a stud; 8. a handle; 9. a mounting frame; 10. a rotating shaft; 11. a winding shaft; 12. a motor; 13. an electromagnetic brake; 14. a supporting seat; 15. a wire guide wheel; 16. a hauling rope; 17. hooking; 18. an extension rod; 19. a bolt; 20. a cross bar; 21. a telescopic rod; 22. a support leg; 23. a spring; 24. an anti-slip sleeve; 25. an illuminating lamp; 26. and (4) a guardrail.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The top end of a car 1 is provided with an access hole, a plurality of groups of fixing pieces 2 are all arranged on the inner side wall of the car 1, the rear ends of a plurality of groups of connecting pieces 3 are respectively connected with the plurality of groups of fixing pieces 2 in a rotating way, the front ends of the plurality of groups of connecting pieces 3 are respectively connected with the outer side wall of a ladder 4 in a rotating way, the ladder 4 is arranged below the access hole, two groups of supporting pieces 5 are both arranged on the inner side wall of the car 1, two groups of external members 6 are respectively arranged at the front ends of the two groups of supporting pieces 5, threaded holes are respectively arranged on the two groups of external members 6, two groups of studs 7 are respectively matched and arranged in the threaded holes of the two groups of external members 6, two groups of handles 8 are respectively arranged at the front ends of the two groups of studs 7, the bottom end of a mounting rack 9 is connected with the top end of the car 1, the front end and the rear end of a rotating shaft 10 are respectively arranged on the inner side wall of the mounting rack 9 through bearings in a rotating way, a winding shaft 11 is fixedly sleeved on the outer side wall of the rotating shaft 10, and a motor 12 is arranged on the rear side wall of the mounting rack 9, the output end of a motor 12 is concentrically connected with the rear end of a rotating shaft 10, an electromagnetic brake 13 is installed on the front side wall of an installation frame 9, the output end of the electromagnetic brake 13 is concentrically connected with the front end of the rotating shaft 10, the bottom end of a supporting seat 14 is connected with the top end of a car 1, a wire guide wheel 15 is rotatably installed on the supporting seat 14, the wire guide wheel 15 is arranged above the side of an inspection hole, the rear end of a traction rope 16 is connected with the outer side wall of a winding shaft 11, the front end of the traction rope 16 provides tension through the wire guide wheel 15 and extends into the car 1, the top end of a hook 17 is connected with the front end of the traction rope 16, two groups of openings are arranged at the top end of a ladder stand 4, the lower parts of two groups of extension rods 18 respectively slide up and down into the two groups of openings of the ladder stand 4, a plurality of grooves are respectively arranged on the outer side walls of the two groups of extension rods 18, threaded holes are respectively arranged on the left side wall and the right side wall of the ladder stand 4, two groups of bolts 19 are respectively installed on the two groups of threaded holes of the ladder stand 4 in a matching manner, the rear ends of two groups of bolts 19 respectively extend into the two groups of grooves, the left end and the right end of a cross rod 20 are respectively connected with the outer side walls of two groups of extension rods 18, the top ends of two groups of extension rods 21 are respectively connected with the bottom end of the ladder stand 4, the top ends of two groups of support legs 22 are respectively connected with the bottom ends of two groups of extension rods 21, two groups of springs 23 are respectively matched and sleeved on the outer side walls of the two groups of extension rods 21, a plurality of groups of anti-skidding sleeves 24 are respectively sleeved on the outer side walls of the ladder stand 4 and the outer side wall of the cross rod 20, a plurality of groups of illuminating lamps 25 are all arranged on the outer side walls of the ladder stand 4, and a guardrail 26 is arranged at the top end of the car 1; when the fire fighting elevator needs to be maintained through the access hole, the ladder stand 4 is made to rotate downwards to move, the bottom end of the ladder stand 4 is made to contact with the bottom end of the inner side wall of the car 1, the ladder stand 4 is used, then the ladder stand 4 is made to move upwards through the ladder stand 4, the ladder stand 4 is made to rotate upwards through the rotary supports of the multiple groups of connecting pieces 3 to be stored, the ladder stand 4 is embedded into the two sets of external pieces 6 after rotating upwards to move, the two sets of studs 7 are rotated through the grabbing two sets of handles 8, the rear ends of the two sets of studs 7 are made to be tightly attached to the outer side wall of the ladder stand 4 respectively, the storage of the ladder stand 4 is made to be fixed, the working use convenience of the ladder stand 4 is improved, the storage convenience after the ladder stand 4 is used is improved, the space occupation of the ladder stand 4 is reduced, the working strength of workers is reduced, and the practicability of the device is improved.

As shown in figures 1 to 6, when the fire elevator is required to be maintained through an access hole during working, the ladder 4 is used by rotating and moving the ladder 4 downwards to enable the bottom end of the ladder 4 to be in contact with the bottom end of the inner side wall of the car 1, then the ladder 4 is moved upwards to enable the ladder 4 to be rotatably accommodated upwards through the rotary support of a plurality of groups of connecting pieces 3, the ladder 4 is simultaneously embedded into two groups of sleeve pieces 6 after rotating and moving upwards, two groups of studs 7 are rotated by grabbing two groups of handles 8 to enable the rear ends of the two groups of studs 7 to be respectively attached to the outer side wall of the ladder 4, so that the ladder 4 is accommodated and fixed, then a maintenance tool is hooked and fixed through a hook 17, a rotating shaft 10 is driven to rotate by opening a motor 12, the rotating shaft 10 rotates to drive a winding shaft 11 to synchronously rotate, so that the winding shaft 11 winds up the rear end of a traction rope 16, so that the traction rope 16 carries the hook 17 upwards via the support of the wire guide pulley 15.

The main functions realized by the utility model are as follows: when the electricity-proof ladder needs to be maintained through the access hole, through with 4 downward rotary motion of cat ladder, make 4 bottoms of cat ladder and 1 inside wall bottom contact of car, thereby use cat ladder 4, later through with 4 upward movements of cat ladder, make cat ladder 4 accomodate through the rotation support of multiunit connecting piece 3 upwards rotation, inside two sets of external member 6 of embedding simultaneously behind 4 upward rotary motion of cat ladder, rotate two sets of double-screw bolts 7 through snatching two sets of handles 8, make 7 rear ends of two sets of double-screw bolts respectively with 4 lateral walls of cat ladder, thereby make accomodating of cat ladder 4 fix, and then improve the convenience of 4 work uses of cat ladder, improve the convenience of accomodating after 4 use of cat ladder are accomplished, reduce the space occupation of cat ladder 4, reduce staff's working strength simultaneously, improve the device practicality.

According to the ladder climbing device in the fire elevator car, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the ladder climbing device can be implemented as long as the beneficial effects of the ladder climbing device can be achieved; the lift car 1, the ladder stand 4, the motor 12, the electromagnetic brake 13 and the illuminating lamp 25 of the ladder climbing device in the lift car of the fire elevator are purchased from the market, and technicians in the industry only need to install and operate according to the attached use specifications, and creative labor of the technicians in the field is not needed.

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. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A ladder climbing device in a fire elevator car is characterized by comprising a car (1), a lifting device, a plurality of groups of fixing pieces (2), a plurality of groups of connecting pieces (3), a ladder (4), an extending device, two groups of supporting pieces (5), two groups of external members (6), two groups of studs (7) and two groups of handles (8), wherein the top end of the car (1) is provided with an access hole, the lifting device is arranged at the top end of the car (1) and used for conveying maintenance tools, the plurality of groups of fixing pieces (2) are all arranged on the inner side wall of the car (1), the rear ends of the plurality of groups of connecting pieces (3) are respectively in rotary connection with the plurality of groups of fixing pieces (2), the front ends of the plurality of groups of connecting pieces (3) are all in rotary connection with the outer side wall of the ladder (4), the ladder (4) is arranged below the access hole, the extending device is arranged at the top end of the ladder (4), the extending device is used for increasing the use length of the ladder (4), two sets of support piece (5) are all installed on car (1) inside wall, and the front end at two sets of support piece (5) is installed respectively in two sets of external member (6), are provided with the screw hole on two sets of external member (6) respectively, and the threaded hole at two sets of external member (6) is installed in the cooperation respectively in two sets of double-screw bolts (7) in two sets of handles (8) are installed respectively at the front end of two sets of double-screw bolts (7).

2. The fire elevator car climbing device as recited in claim 1, wherein the hoisting device comprises a mounting frame (9), a rotating shaft (10), a winding shaft (11), a motor (12), an electromagnetic brake (13), a supporting base (14), a wire guide wheel (15), a traction rope (16) and a hook (17), the bottom end of the mounting frame (9) is connected with the top end of the car (1), the front end and the rear end of the rotating shaft (10) are respectively rotatably mounted on the inner side wall of the mounting frame (9) through bearings, the winding shaft (11) is fixedly sleeved on the outer side wall of the rotating shaft (10), the motor (12) is mounted on the rear side wall of the mounting frame (9), the output end of the motor (12) is concentrically connected with the rear end of the rotating shaft (10), the electromagnetic brake (13) is mounted on the front side wall of the mounting frame (9), and the output end of the electromagnetic brake (13) is concentrically connected with the front end of the rotating shaft (10), supporting seat (14) bottom is connected with car (1) top, and wire wheel (15) are rotatory to be installed on supporting seat (14) to wire wheel (15) set up in the side top of access hole, and the rear end and rolling axle (11) lateral wall of haulage rope (16) are connected, and inside wire wheel (15) provided tension and stretched into car (1) the front end of haulage rope (16), couple (17) top and haulage rope (16) front end were connected.

3. The elevator climbing device in the fire elevator car as claimed in claim 1, wherein the extension device comprises two sets of extension rods (18), two sets of bolts (19) and a cross rod (20), the top end of the ladder (4) is provided with two sets of openings, the lower parts of the two sets of extension rods (18) respectively extend into the two sets of openings of the ladder (4) in a vertical sliding manner, the outer side walls of the two sets of extension rods (18) are respectively provided with a plurality of sets of grooves, the left and right side walls of the ladder (4) are respectively provided with threaded holes, the two sets of bolts (19) are respectively installed on the two sets of threaded holes of the ladder (4) in a matching manner, the rear ends of the two sets of bolts (19) respectively extend into the two sets of grooves, and the left and right ends of the cross rod (20) are respectively connected with the outer side walls of the two sets of extension rods (18).

4. The elevator climbing device in a fire elevator car as defined in claim 1, further comprising two sets of telescopic rods (21), two sets of legs (22) and two sets of springs (23), wherein the top ends of the two sets of telescopic rods (21) are connected to the bottom end of the ladder (4), the top ends of the two sets of legs (22) are respectively connected to the bottom ends of the two sets of telescopic rods (21), and the two sets of springs (23) are respectively fitted and sleeved on the outer side walls of the two sets of telescopic rods (21).

5. A fire elevator car internal climbing ladder device as claimed in claim 1, further comprising a plurality of sets of anti-slip sleeves (24), wherein the sets of anti-slip sleeves (24) are respectively sleeved on the outer side wall of the climbing ladder (4) and the outer side wall of the cross bar (20).

6. A fire elevator car climbing device according to claim 1, further comprising a plurality of sets of illuminating lamps (25), the plurality of sets of illuminating lamps (25) being installed on an outer side wall of the ladder (4).

7. A fire elevator car internal climbing device as defined in claim 1, further comprising a guardrail (26), the guardrail (26) being mounted on the top end of the car (1).

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