CN211338418U

CN211338418U - Rail guard is used in elevator installation dimension

Info

Publication number: CN211338418U
Application number: CN201921406361.0U
Authority: CN
Inventors: 韩斗俊
Original assignee: Anhui Fuji Elevator Co ltd
Current assignee: Anhui Fuji Elevator Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-08-25
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a protective guard for elevator installation and maintenance, which comprises a reduction gearbox, a buffer rod and stand columns, wherein stand columns are fixed at four corners at the top of the reduction gearbox, the stand columns are fixedly connected through a protection plate, a movable door is arranged on the protection plate, a fixing ring is fixed at the top of each stand column, a steel cable is fixed on the fixing ring, and one end of the steel cable, which is different from the fixing ring, is connected with the fixing block; the bottom of the reduction gearbox is fixedly provided with a steering block, the buffer rod comprises hydraulic rods and a connecting sleeve, symmetrical hydraulic rods are arranged in the connecting sleeve in a sliding mode, the hydraulic rods are fixedly connected through a buffer spring, the other end of each hydraulic rod is rotatably connected with the steering block, and the buffer rods are rotatably connected to form a triangular shape; the top of the reduction gearbox is provided with a through hole, and two sides of the reduction gearbox are provided with telescopic holes; this rail guard can effectively avoid the rail guard to fall and cause constructor casualties.

Description

Rail guard is used in elevator installation dimension

Technical Field

The utility model relates to a rail guard is used in elevator installation dimension belongs to rail guard equipment technical field.

Background

An elevator is a vertical elevator powered by an electric motor and equipped with a box-like car for carrying people or cargo in a multi-story building. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. A fixed elevator apparatus serving a predetermined floor. The vertical lift elevator has a car that runs between at least two vertical rows of rigid guide rails or guide rails with an angle of inclination of less than 15 °. The size and the structural form of the car are convenient for passengers to access or load and unload goods. It is customary to use elevators as a generic term for vertical transport means in buildings, irrespective of their drive mode. According to the speed, the elevator can be divided into a low-speed elevator (less than 1 meter second), a high-speed elevator (1-2 meters/second) and a high-speed elevator (more than 2 meters/second). The hydraulic elevator begins to appear in the middle of the 19 th century and is still applied to low-rise buildings until now. And current vertical lift is dangerous great in the installation, is unfavorable for the installation, needs one kind simultaneously can be in the installation, to the effect of workman's protection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator installation dimension is protected and is used rail guard to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protective guard for elevator installation and maintenance comprises a reduction gearbox, a buffer rod and stand columns, wherein the stand columns are fixed at four corners of the top of the reduction gearbox, the stand columns are fixedly connected through a protective plate, a movable door is arranged on the protective plate, a fixing ring is fixed at the top of each stand column, a steel cable is fixed on each fixing ring, and one end of each steel cable, which is different from one end of each fixing ring, is connected with each fixing block; the bottom of the reduction gearbox is fixedly provided with a steering block, the buffer rod comprises hydraulic rods and a connecting sleeve, symmetrical hydraulic rods are arranged in the connecting sleeve in a sliding mode, the hydraulic rods are fixedly connected through a buffer spring, the other end of each hydraulic rod is rotatably connected with the steering block, and the buffer rods are rotatably connected to form a triangular shape; the top of the reduction gearbox is provided with a through hole, and two sides of the reduction gearbox are provided with telescopic holes.

Preferably, symmetrical reinforcing plates are fixed in the reduction gearbox, through grooves are formed in the reinforcing plates, linkage blocks are arranged in the through grooves in a sliding mode, and jacks are formed in the centers of the linkage blocks.

Preferably, the inner wall of the reduction gearbox is provided with symmetrical guide grooves, a pushing plate is connected in the guide grooves in a sliding manner, a speed reducing rod is fixed on one side face of the pushing plate, a plurality of bulges are arranged on the end face of the speed reducing rod, a connecting block is fixed on the other side of the pushing plate, and the connecting block is rotatably connected with the linkage block through a transmission rod; the reinforcing plate is fixed with a telescopic rod, the telescopic rod is fixedly connected with the connecting block, and the telescopic rod is provided with a reset spring.

Preferably, the through hole internal fixation has first bolt, and in first bolt inserted the jack, be provided with the inner chamber in the bolt, the through-hole has been seted up to the both sides of inner chamber, be provided with the stopper in the through-hole, the one end of stopper is fixed with the limiting plate, and the limiting plate passes through compression spring and intracavity wall connection, placed the second bolt between the limiting plate, the second bolt passes through haulage rope and fixed block fixed connection.

Preferably, when the second bolt is arranged between the limiting plates, the compression spring is in a compressed state.

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

the utility model relates to an elevator installation is maintained and is used rail guard, the utility model discloses simple structure, convenient to use can effectually avoid the rail guard to fall and cause constructor casualties. When the protective guard is in a decelerating state, if the speed of the protective guard close to the ground is not reduced to zero, the buffer rod can contact the ground, the reduction gearbox can reduce the impact force generated by the reduction of the protective guard on the ground contact surface through the buffer rods at the two sides of the steering block by compressing the steering block, simultaneously the buffer beam of both sides can stretch the buffer beam that contacts ground and carry out further cushioning effect to the impact force, guarantees constructor's safety, because the buffer beam is the triangle-shaped state and has the stability of this rail guard when higher stability assurance falls to the ground.

The utility model discloses set up convenient to carry, the security is strong, the utility model discloses simple structure, convenient operation, the practicality is strong.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic view of the structure of the buffer rod.

In the figure: 1. a reduction gearbox. 101. A guide groove. 2. A buffer rod. 3. And (4) a column. 4. And (6) pulling the rope. 5. And (4) a protective plate. 6. A movable door. 7. And (4) fixing the ring. 8. A steel cord. 9. And (5) fixing blocks. 10. And a turning block. 11. A hydraulic rod. 12. And connecting the sleeve. 13. A buffer spring. 14. A reinforcing plate. 1401. Through the slot. 15. A linkage block. 16. And pushing the plate. 17. A speed reducing lever. 18. A connecting block. 19. And a transmission rod. 20. A telescopic rod. 21. A return spring. 22. A first pin. 2201. An inner cavity. 23. And a limiting block. 24. And a limiting plate. 25. Compressing the spring. 26. A second pin.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an elevator installation dimension is protected and is used rail guard which characterized in that: the device comprises a reduction gearbox 1, a buffer rod 2 and stand columns 3, wherein stand columns 4 are fixed at four corners of the top of the reduction gearbox 1, the stand columns 4 are fixedly connected through a protection plate 5, a movable door 6 is arranged on the protection plate 5, a fixing ring 7 is fixed at the top of the stand column 3, a steel cable 8 is fixed on the fixing ring 7, and one end of the steel cable 8, which is different from the fixing ring 7, is connected with a fixing block 9; a steering block 10 is fixed at the bottom of the reduction gearbox 1, the buffer rod 2 comprises a hydraulic rod 11 and a connecting sleeve 12, symmetrical hydraulic rods 11 are arranged in the connecting sleeve 12 in a sliding mode, the hydraulic rods 11 are fixedly connected through a buffer spring 13, the other end of the hydraulic rod 11 is rotatably connected with the steering block 10, and the buffer rod 2 is rotatably connected to form a triangular shape; the top of the reduction gearbox 1 is provided with a through hole, and two sides of the reduction gearbox 1 are provided with telescopic holes.

Furthermore, symmetrical reinforcing plates 14 are fixed in the reduction gearbox 1, a through groove 1401 is formed in each reinforcing plate 14, a linkage block 15 is arranged in each through groove 1401 in a sliding mode, and a jack is formed in the center of each linkage block 15.

Furthermore, symmetrical guide grooves 101 are formed in the inner wall of the reduction gearbox 1, a pushing plate 16 is connected in the guide grooves 101 in a sliding mode, a speed reducing rod 17 is fixed on one side face of the pushing plate 16, a plurality of protrusions are arranged on the end face of the speed reducing rod 17, a connecting block 18 is fixed on the other side of the pushing plate 16, and the connecting block 18 is rotatably connected with a linkage block 15 through a transmission rod 19; the reinforcing plate 14 is fixed with a telescopic rod 20, the telescopic rod 20 is fixedly connected with the connecting block 18, and the telescopic rod 20 is provided with a return spring 21.

Further, be fixed with first bolt 22 in the through hole, first bolt 22 inserts in the jack, be provided with inner chamber 2201 in the first bolt 22, the through-hole has been seted up to the both sides of inner chamber 2201, be provided with stopper 23 in the through-hole, the one end of stopper 23 is fixed with stopper 24, and stopper 24 passes through compression spring 25 and inner wall connection of inner chamber 2201, second bolt 26 has been placed between the stopper 24, and second bolt 26 passes through haulage rope 4 and fixed block 9 fixed connection.

Further, when the second latch 26 is disposed between the retainer plates 24, the compression spring 25 is in a compressed state.

The working principle is as follows: the utility model relates to an elevator installation is protected and is used rail guard, when using, at first can fix this rail guard through fixed block 9, when this rail guard the accident leads to cable wire 8 to break off and makes this rail guard fall, haulage rope 4 can extract second bolt 26, stopper 23 retracts in inner chamber 2201 under the effect of compression spring 25 elasticity, at this moment, make telescopic link 20 promote the slurcam 16 to move under the effect of reset spring 21 and then drive linkage block 15 through transfer line 19 and move, slurcam 16 promotes the motion of deceleration pole 17 and makes it hug closely the elevartor shaft inner wall because the terminal surface of deceleration pole 17 is provided with a plurality of archs, the arch can increase friction power and make the speed that this rail guard descends reduce fast, avoid the huge impact force that the rail guard descends to make constructor be injured, when this rail guard descends in the state of slowing down, if this rail guard is close to ground speed and does not reduce to zero, the buffer rods 2 can contact the ground, the reduction gearbox 1 can reduce the impact force when the buffer rods 2 on the two sides are compressed to the ground contact surface through the steering block 19, meanwhile, the buffer rods 2 on the two sides can stretch to contact the ground, further buffer the impact force, the safety of constructors is guaranteed, and the buffer rods 2 are triangular, so that the stability of the protective guard when the protective guard falls to the ground is guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an elevator installation dimension is protected and is used rail guard which characterized in that: the device comprises a reduction gearbox (1), a buffer rod (2) and stand columns (3), wherein the stand columns (3) are fixed at four corners of the top of the reduction gearbox (1), the stand columns (3) are fixedly connected with each other through a protection plate (5), a movable door (6) is arranged on the protection plate (5), a fixing ring (7) is fixed at the top of each stand column (3), a steel cable (8) is fixed on each fixing ring (7), and one end of each steel cable (8) different from one end of each fixing ring (7) is connected with a fixing block (9); the steering block (10) is fixed at the bottom of the reduction gearbox (1), the buffer rod (2) comprises a hydraulic rod (11) and a connecting sleeve (12), the symmetrical hydraulic rods (11) are arranged in the connecting sleeve (12) in a sliding mode, the hydraulic rods (11) are fixedly connected through a buffer spring (13), the other end of the hydraulic rod (11) is rotatably connected with the steering block (10), and the buffer rod (2) is rotatably connected to form a triangular shape; the top of the reduction gearbox (1) is provided with a through hole, and two sides of the reduction gearbox (1) are provided with telescopic holes.

2. The protective guard for elevator installation and maintenance according to claim 1, wherein: symmetrical reinforcing plates (14) are fixed in the reduction gearbox (1), a through groove (1401) is formed in each reinforcing plate (14), a linkage block (15) is arranged in each through groove (1401) in a sliding mode, and a jack is formed in the center of each linkage block (15).

3. The protective guard for elevator installation and maintenance according to claim 2, wherein: the reduction gearbox is characterized in that symmetrical guide grooves (101) are formed in the inner wall of the reduction gearbox (1), a pushing plate (16) is connected in the guide grooves (101) in a sliding mode, a speed reducing rod (17) is fixed on one side face of the pushing plate (16), a plurality of protrusions are arranged on the end face of the speed reducing rod (17), a connecting block (18) is fixed on the other side of the pushing plate (16), and the connecting block (18) is rotatably connected with a linkage block (15) through a transmission rod (19); the reinforcing plate (14) is fixed with a telescopic rod (20), the telescopic rod (20) is fixedly connected with the connecting block (18), and the telescopic rod (20) is provided with a return spring (21).

4. The protective guard for elevator installation and maintenance according to claim 1, wherein: the through hole is internally fixed with first bolt (22), and first bolt (22) insert in the jack, be provided with inner chamber (2201) in first bolt (22), the through-hole has been seted up to the both sides of inner chamber (2201), be provided with stopper (23) in the through-hole, the one end of stopper (23) is fixed with limiting plate (24), and limiting plate (24) pass through compression spring (25) and inner chamber (2201) inner wall connection, second bolt (26) have been placed between limiting plate (24), and second bolt (26) pass through haulage rope (4) and fixed block (9) fixed connection.

5. The protective guard for elevator installation and maintenance according to claim 4, wherein: when the second bolt (26) is arranged between the limiting plates (24), the compression spring (25) is in a compressed state.