CN213536958U

CN213536958U - Explosion door automatic device of explosion-proof elevator

Info

Publication number: CN213536958U
Application number: CN202022043760.4U
Authority: CN
Inventors: 余寿祥; 卢建纯; 倪鹏飞
Original assignee: Suzhou Faods Elevator Co ltd
Current assignee: Suzhou Faods Elevator Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-06-25
Anticipated expiration: 2030-09-17

Abstract

The utility model provides a pair of explosion-proof door automatic device of explosion-proof elevator, including elevator car, elevator car's inside swing joint has the explosion-proof door, and the hydraulic stem is installed to the bottom of explosion-proof door, and the top of explosion-proof door is provided with first fixture block, and elevator car's inner wall one side is connected with the sleeve pipe. The utility model discloses a setting of movable rod, the explosion vent is at the in-process of activity, the chucking board is fixed the explosion vent, the striking when the movable rod prevents to take place to open or close is too big, the electric lock switch that causes the explosion vent is not hard up or damages, cause mechanical failure rate to improve, setting through hydraulic stem and electric telescopic handle, when the explosion vent method that breaks down of elevator is opened or is closed, the hydraulic stem upwards moves, drive the explosion vent upwards activity, the fixed plate presss from both sides the explosion vent tightly, electric telescopic handle upwards stimulates, prevent that the explosion vent that breaks down of elevator can't be opened, cause the inside personnel's of elevator harm.

Description

Explosion door automatic device of explosion-proof elevator

Technical Field

The utility model relates to an elevator technical correlation field especially relates to an explosion vent automatics of explosion-proof elevator.

Background

The industrial elevator is generally an electric dragging vertical transportation device which uses a plurality of independent steel wire ropes to drag a lift car to lift, when the elevator runs, a motor drives a traction sheave to run, extrusion force formed by the steel wire ropes crossing the traction sheave to the traction sheave is utilized to generate static friction between the traction sheave and the traction steel wire ropes to drive the traction steel wire ropes to lift the lift car and a load, the principle of the explosion-proof elevator is the same as that of the general elevator, and the explosion-proof elevator only has the necessary performance of the general elevator and also has the explosion-proof performance.

At present, all explosion-proof elevator car doors at home and abroad are opened or closed by adopting manual operating mechanisms, and the manual door device has certain uncertain safety factors, such as the possibility of overlarge impact during opening or closing, which causes the loosening or damage of an electric lock switch of the explosion-proof door, and improves the mechanical failure rate.

Therefore, it is necessary to provide a explosion-proof door automatic device of an explosion-proof elevator to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an explosion door automatics of explosion-proof elevator has solved the striking when taking place to open or close too big, causes the not hard up or problem of damage of electric lock switch of explosion door.

In order to solve the technical problem, the utility model provides an explosion door automatic device of an explosion-proof elevator, which comprises an elevator car, wherein the interior of the elevator car is movably connected with an explosion door, the bottom of the explosion door is provided with a hydraulic rod, the top of the explosion door is provided with a first clamping block, and one side of the inner wall of the elevator car is connected with a sleeve; the inner wall of elevator car has seted up the spout, the inner wall of spout is connected with first slider, the vent has been seted up at elevator car's top.

Preferably, the inside of the sleeve is connected with a movable rod, one end of the movable rod is provided with a clamping plate, and the inner wall of the clamping plate is connected with a fixing bolt.

Preferably, the clamping plate is in threaded connection with the explosion door through a fixing bolt, and the surface of the explosion door is in open-hole type arrangement.

Preferably, a connecting column is connected above the first sliding block, a second sliding block is connected to the top end of the connecting column, and a sliding rail penetrates through the inner wall of the second sliding block.

Preferably, electric telescopic handle is installed at the top of second slider, electric telescopic handle's bottom is connected with the fixed block, the bottom of fixed block is connected with the fixed plate.

Preferably, the inner wall of the ventilation opening is connected with a second clamping block, and the outer wall of the second clamping block is connected with a dust screen.

Preferably, the dust screen is connected with the ventilation opening in a clamping mode through a second clamping block, and the dust screen is symmetrically arranged on the axis of the elevator car.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through the arrangement of the movable rod, the clamping plate fixes the explosion door in the moving process of the explosion door, and the movable rod prevents overlarge impact during opening or closing to cause the loosening or damage of an electric lock switch of the explosion door, so that the mechanical failure rate is improved;

2. through hydraulic stem and electric telescopic handle's setting, when the explosion vent method that breaks down of elevator opened or closed, the hydraulic stem upwards moved, drove the explosion vent activity that makes progress, and the fixed plate presss from both sides the explosion vent tightly, and electric telescopic handle upwards stimulates, prevents that the explosion vent that breaks down of elevator can't open, causes the inside personnel's of elevator harm.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of an explosion door automatic device of an explosion-proof elevator provided by the invention;

fig. 2 is a schematic structural view of the elevator car of fig. 1 from above;

FIG. 3 is a schematic view of the connection structure of the electric telescopic rod shown in FIG. 1;

FIG. 4 is a schematic view of the connection structure of the clamping plate and the explosion vent shown in FIG. 1;

fig. 5 is an enlarged schematic view of a portion a shown in fig. 1.

Reference numbers in the figures: 1. elevator car, 2, explosion vent, 3, fixing bolt, 4, chucking board, 5, movable rod, 6, sleeve pipe, 7, hydraulic stem, 8, first fixture block, 9, spout, 10, first slider, 11, spliced pole, 12, second slider, 13, slide rail, 14, electric telescopic handle, 15, fixed block, 16, fixed plate, 17, vent, 18, second fixture block, 19, dust screen.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1-4, the utility model provides a pair of explosion vent automatics of explosion-proof elevator includes elevator car 1, elevator car 1's inside swing joint has explosion vent 2, hydraulic stem 7 is installed to explosion vent 2's bottom, explosion vent 2's top is provided with first fixture block 8, elevator car 1's inner wall one side is connected with sleeve pipe 6, elevator car 1's inner wall has been seted up spout 9, the inner wall connection of spout 9 has first slider 10, vent 17 has been seted up at elevator car 1's top.

The internally connected of sleeve 6 has movable rod 5, and the one end of movable rod 5 is provided with chucking board 4, and the inner wall connection of chucking board 4 has fixing bolt 3, through movable rod 5 at sleeve 6 internalization, carries out limiting displacement to explosion vent 2, prevents that explosion vent 2 from too hard opening, drops and goes out from spout 9, causes the unnecessary loss.

Chucking plate 4 passes through fixing

bolt

3 and 2 threaded connection of explosion vent, and the surface of explosion vent 2 sets up for trompil formula, and chucking plate 4 is fixed explosion vent 2, increases stability, and the striking when preventing to take place to open or close is too big, causes explosion vent 2's electric lock switch not hard up or damages, then the elevator breaks down.

The top of first slider 10 is connected with spliced pole 11, and the top of spliced pole 11 is connected with second slider 12, and the inner wall of second slider 12 runs through there is slide rail 13, and first slider 10 slides on spout 9, drives second slider 12 through spliced pole 11 and slides, lets the explosion vent 2 of the electric telescopic handle 14 and below of installation on the second slider 12 keep on same water flat line.

Electric telescopic handle 14 is installed at the top of second slider 12, and electric telescopic handle 14's bottom is connected with fixed block 15, and the bottom of fixed block 15 is connected with fixed plate 16, and when the explosion vent 2 method of elevator trouble opened or closed, fixed plate 15 pressed from both sides the explosion vent tightly, and electric telescopic handle 14 upwards stimulates, prevents that the explosion vent 2 of elevator trouble from can't opening, causes the harm of the inside personnel of elevator.

The inner wall of vent 17 is connected with second fixture block 18, and the outer wall of second fixture block 18 is connected with dust screen 19, through vent 17 for the interior air of elevator car 1 is in the circulation state, effectively improves the air quality in the elevator car, and dust screen 19 prevents that external dust from falling into in elevator car 1, keeps the interior environment of elevator car 1 clean.

The dust screen 19 is connected with the vent 17 block through the second fixture block 18, and the dust screen 19 is arranged with the axis symmetry of the elevator car 1, so that people can detach and clean the dust screen 19, the dust on the dust screen 19 is prevented from being too much, the air in the elevator car 1 is not in a circulation state, and the air quality in the elevator car can not be improved.

The working principle of the utility model is as follows:

when the device is used, an external power supply is firstly switched on, when the explosion-proof door 2 is opened towards two sides in the normal work of the elevator car 1, the movable rod 5 drives the clamping plate 4 to move, and the clamping plate 4 fixes the explosion-proof door 2; when the elevator breaks down and leads to explosion vent 2 to normally open, hydraulic stem 7 upward movement, drive explosion vent 2 and make progress the activity, in explosion vent 2 embedding fixed plate 16, draw-in groove cooperation installation back of seting up on first fixture block 8 and the fixed block 15, secondly electric telescopic handle 14 begins upwards to stimulate explosion vent 2, make 1 interior air of elevator car be in the circulation state through vent 17 simultaneously, and prevent through dust screen 19 that external dust from falling into elevator car 1 in, keep the interior environment of elevator car 1 clean.

The utility model discloses a setting of movable rod 5, explosion vent 2 is at the in-process of activity, chucking plate 4 is fixed explosion vent 2, striking when movable rod 5 prevents to take place to open or close is too big, the electric lock switch that causes explosion vent 2 is not hard up or damages, cause the mechanical failure rate to improve, setting through hydraulic stem 7 and electric telescopic handle 14, when explosion vent 2 can't be opened or close in the elevator trouble, 7 upwards movements of hydraulic stem, drive explosion vent 2 upwards activities, fixed plate 16 presss from both sides explosion vent 2 tightly, 14 upwards stimulations of electric telescopic handle, prevent that explosion vent 2 can't be opened in the elevator trouble, cause the inside personnel's of elevator harm.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides an explosion door automatics of explosion-proof elevator, includes elevator car (1), its characterized in that: an explosion door (2) is movably connected inside the elevator car (1), a hydraulic rod (7) is installed at the bottom of the explosion door (2), a first clamping block (8) is arranged at the top of the explosion door (2), and a sleeve (6) is connected to one side of the inner wall of the elevator car (1); the inner wall of elevator car (1) has seted up spout (9), the inner wall of spout (9) is connected with first slider (10), vent (17) have been seted up at the top of elevator car (1).

2. The explosion-proof door automatic device of an explosion-proof elevator is characterized in that a movable rod (5) is connected inside the sleeve (6), a clamping plate (4) is arranged at one end of the movable rod (5), and a fixing bolt (3) is connected to the inner wall of the clamping plate (4).

3. The explosion-proof door automatic device of an explosion-proof elevator is characterized in that the clamping plate (4) is in threaded connection with the explosion-proof door (2) through the fixing bolt (3), and the surface of the explosion-proof door (2) is in open hole type arrangement.

4. The explosion-proof door automatic device of an explosion-proof elevator is characterized in that a connecting column (11) is connected above the first sliding block (10), a second sliding block (12) is connected to the top end of the connecting column (11), and a sliding rail (13) penetrates through the inner wall of the second sliding block (12).

5. The explosion-proof door automatic device of an explosion-proof elevator is characterized in that an electric telescopic rod (14) is installed at the top of the second sliding block (12), a fixed block (15) is connected to the bottom of the electric telescopic rod (14), and a fixed plate (16) is connected to the bottom of the fixed block (15).

6. The explosion-proof door automatic device of an explosion-proof elevator is characterized in that a second clamping block (18) is connected to the inner wall of the ventilation opening (17), and a dust screen (19) is connected to the outer wall of the second clamping block (18).

7. The explosion-proof door automatic device of the explosion-proof elevator is characterized in that the dust screen (19) is connected with the ventilation opening (17) in a clamping manner through a second clamping block (18), and the dust screen (19) is symmetrically arranged on the central axis of the elevator car (1).