CN216664931U

CN216664931U - Elevator shaft protection operating platform

Info

Publication number: CN216664931U
Application number: CN202120800071.5U
Authority: CN
Inventors: 刘宗敬; 乔元亮; 张晶楠; 刘红威; 肖冲冲; 张汝超; 葛广乐; 宁召琪; 刘勤勤; 林晓平
Original assignee: First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-06-03
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses an elevator shaft protection operating platform, which relates to the technical field of building construction, and adopts the technical scheme that the elevator shaft protection operating platform comprises a rectangular bottom plate, wherein two sides of the bottom plate are respectively provided with a sliding groove, the sliding grooves are arranged along the width direction of the bottom plate, two limiting mechanisms are connected in each sliding groove in a sliding manner, each limiting mechanism comprises a sliding block, each sliding block corresponds to the corresponding sliding groove, each sliding block is fixedly connected with a limiting block, one side of each limiting block, which is far away from the corresponding sliding block, is provided with a groove, and a connecting baffle is rotated in the groove; the middle part of the upper surface of the bottom plate is provided with a mounting groove, a lifting plate is arranged in the mounting groove, the lifting plate corresponds to the mounting groove, and a lifting mechanism is arranged between the lifting plate and the mounting groove; the lifting mechanism is characterized by also comprising a power unit for driving the lifting mechanism. The utility model has the beneficial effects that: simple structure, convenient operation makes the elevartor shaft form a work platform, and effectual improvement construction environment improves the security of work progress.

Description

Elevator shaft protection operation platform

Technical Field

The utility model relates to the technical field of building construction, in particular to an elevator shaft protection operating platform.

Background

At present, with the rapid development of cities in China, the height of buildings is higher and higher, and elevators are indispensable components of each building. It is often necessary to erect a protective platform for carrying the construction personnel inside the elevator shaft during the construction process inside the elevator shaft of a building.

Protection platform is mostly built through the scaffold steel pipe among the prior art, and the scaffold steel pipe is inserted and is located the preformed hole of elevartor shaft lateral wall, and the scaffold steel pipe top is laid by the multiply wood. However, the scaffold-built operating platform has the following disadvantages: 1. usually, scaffold steel pipes in an elevator shaft are built into criss-cross derrick structures, and the irregular structure has potential safety hazards; 2. the elevator is not convenient to dismantle, and the installation progress of the elevator at the later stage is influenced; 3. the shelf in the elevator shaft is used to treat that main structure and brickwork finish the rear and can be dismantled, and live time is long, and lease expense is expensive.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problem, the utility model provides an elevator shaft protection operating platform.

The technical scheme includes that the device comprises a rectangular bottom plate, wherein sliding grooves are formed in two sides of the bottom plate respectively and are arranged along the width direction of the bottom plate, two limiting mechanisms are connected in each sliding groove in a sliding mode and each limiting mechanism comprises a sliding block, each sliding block corresponds to each sliding groove, a limiting block is fixedly connected to each sliding block, a groove is formed in one side, away from each sliding block, of each limiting block, and a connecting baffle is rotated in each groove;

the middle part of the upper surface of the bottom plate is provided with a mounting groove, a lifting plate is arranged in the mounting groove, the lifting plate corresponds to the mounting groove, and a lifting mechanism is arranged between the lifting plate and the mounting groove;

lifting mechanism includes two sets of middle parts and rotates first vaulting pole and the second vaulting pole of connecting each other, the one end of first vaulting pole with the lateral wall of mounting groove rotates to be connected, the other end with the lower surface sliding connection of lifter plate, the one end of second vaulting pole with the lower surface of lifter plate rotates to be connected, the other end with the lateral wall sliding connection of mounting groove still is including being used for the drive lifting mechanism's power pack.

Preferably, two side walls along the length direction of the mounting groove are respectively provided with a guide groove, and each guide groove is slidably connected with one end of one second support rod.

Preferably, the power unit comprises a lead screw fixedly arranged in the middle of the mounting groove, a moving block is connected to the lead screw in a threaded manner, the moving block is connected with the bottom surface of the mounting groove in a sliding manner, two connecting rods are respectively arranged on two sides of the moving block, and the end parts of the two connecting rods are respectively fixedly connected with one end of a second support rod;

the one end of lead screw sets up the worm gear case, the lead screw with the coaxial fixed connection of worm wheel in the worm gear case, the outside of worm gear case sets up the hand wheel, the hand wheel with worm in the worm gear case is coaxial.

Preferably, a torsion spring is arranged at the joint of the baffle and the limiting block.

Preferably, the four corners of the upper surface of the bottom plate are respectively provided with a hanging ring.

The technical scheme provided by the embodiment of the utility model has the following beneficial effects: simple structure, convenient operation makes the elevartor shaft form a work platform, and effectual improvement construction environment improves the security of work progress, and protection operation platform promotes convenient and fast, and easy dismounting is swift, does not influence the construction of later stage elevator.

Drawings

Fig. 1 is a first overall structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic overall structure diagram of the embodiment of the utility model.

Fig. 3 is a schematic view of a limiting mechanism according to an embodiment of the present invention.

FIG. 4 is a schematic diagram of a power unit of an embodiment of the present invention.

Wherein the reference numerals are: 1. a base plate; 2. a chute; 3. a limiting mechanism; 4. a slider; 5. a limiting block; 6. a groove; 7. a baffle plate; 8. mounting grooves; 9. a lifting plate; 10. a lifting mechanism; 11. a first stay bar; 12. a second stay bar; 13. a power unit; 14. a guide groove; 15. a screw rod; 16. a moving block; 17. a connecting rod; 18. a worm gear box; 19. a hand wheel; 20. a lifting ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the utility model and are not intended to be limiting.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the utility model, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the utility model, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1

Referring to fig. 1 to 4, the utility model provides an elevator shaft protection operating platform, which comprises a rectangular bottom plate 1, wherein sliding grooves 2 are respectively arranged on two sides of the bottom plate 1, the sliding grooves 2 are arranged along the width direction of the bottom plate 1, two limiting mechanisms 3 are slidably connected in each sliding groove 2, each limiting mechanism 3 comprises a sliding block 4, each sliding block 4 corresponds to each sliding groove 2, a limiting block 5 is fixedly connected to each sliding block 4, a groove 6 is arranged on one side, away from the sliding block 4, of each limiting block 5, and a connecting baffle 7 is rotatably connected in each groove 6; set up locking bolt on the stopper 5, stop gear 3 adjusts the completion back, fixes stop gear 3's position through locking bolt, avoids bottom plate 1 to change at the in-process stop gear 3's that promotes position.

The middle part of the upper surface of the bottom plate 1 is provided with a mounting groove 8, a lifting plate 9 is arranged in the mounting groove 8, the lifting plate 9 corresponds to the mounting groove 8, and a lifting mechanism 10 is arranged between the lifting plate 9 and the mounting groove 8;

the lifting mechanism 10 comprises two groups of first support rods 11 and second support rods 12, the middle parts of the first support rods 11 are mutually rotatably connected, one ends of the first support rods 11 are rotatably connected with the side wall of the mounting groove 8, the other ends of the first support rods are slidably connected with the lower surface of the lifting plate 9, one ends of the second support rods 12 are rotatably connected with the lower surface of the lifting plate 9, the other ends of the second support rods are slidably connected with the side wall of the mounting groove 8, and the lifting mechanism further comprises a power unit 13 for driving the lifting mechanism 10.

Guide grooves 14 are respectively formed along both side walls of the length direction of the installation groove 8, and each guide groove 14 is slidably connected with one end of one second stay bar 12. The second stay 12 moves along the guide groove 14, and the second stay 12 and the first stay 11 cooperate to raise or lower the lifting plate 9.

The power unit 13 comprises a lead screw 15 fixedly arranged in the middle of the mounting groove 8, a moving block 16 is in threaded connection with the lead screw 15, the moving block 16 is in sliding connection with the bottom surface of the mounting groove 8, two connecting rods 17 are respectively arranged on two sides of the moving block 16, and the end parts of the two connecting rods 17 are respectively fixedly connected with one end of the second support rod 12;

one end of the screw rod 15 is provided with a worm gear box 18, the screw rod 15 is coaxially and fixedly connected with a worm wheel in the worm gear box 18, the outer side of the worm gear box 18 is provided with a hand wheel 19, and the hand wheel 19 is coaxial with a worm in the worm gear box 18.

The hand wheel 19 is rotated to drive the screw rod 15 to rotate, so that the moving block 16 is driven to move along the axial direction of the screw rod 15, and the lifting mechanism 10 is driven to work through connecting rods on two sides of the moving block 16.

The junction of baffle 7 and stopper 5 sets up the torsional spring, and the torsional spring can make baffle 7 and stopper 5 keep certain angle, and when stopper 5 was through the preformed hole, baffle 7 can insert in the preformed hole.

Four corners of the upper surface of the bottom plate 1 are respectively provided with a hanging ring 20, and the hanging rings 20 are convenient for lifting the bottom plate 1 integrally.

When the elevator shaft lifting device is used, firstly, the elevator shaft lifting device is lifted into an elevator shaft, the position of the limiting mechanism 3 is adjusted according to the position of a reserved hole of the elevator shaft, the baffle 7 can be inserted into the reserved hole, the bottom plate 1 and the elevator shaft form a working platform, a constructor performs construction operation on the elevator shaft by standing on the bottom plate 1, when the construction is performed to a certain height, the user drives the lifting mechanism 10 to work by rotating the hand wheel, so that the lifting plate 9 is lifted to a certain height to form a new working platform, then the constructor continues to perform construction operation on the elevator shaft by standing on the lifting plate 9, the working area of the elevator shaft lifting device is increased through the lifting plate 9, the lifting times of the elevator shaft lifting device are reduced, and the construction efficiency is effectively improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.

Claims

1. The elevator shaft protection operating platform is characterized by comprising a rectangular bottom plate (1), sliding grooves (2) are formed in two sides of the bottom plate (1) respectively, the sliding grooves (2) are arranged along the width direction of the bottom plate (1), two limiting mechanisms (3) are connected in each sliding groove (2) in a sliding mode, each limiting mechanism (3) comprises a sliding block (4), each sliding block (4) corresponds to each sliding groove (2), a limiting block (5) is fixedly connected to each sliding block (4), a groove (6) is formed in one side, away from each sliding block (4), of each limiting block (5), and a connecting baffle (7) is rotated in each groove (6);

a mounting groove (8) is formed in the middle of the upper surface of the bottom plate (1), a lifting plate (9) is arranged in the mounting groove (8), the lifting plate (9) corresponds to the mounting groove (8), and a lifting mechanism (10) is arranged between the lifting plate (9) and the mounting groove (8);

lifting mechanism (10) include two sets of middle parts and rotate first vaulting pole (11) and second vaulting pole (12) of connecting each other, the one end of first vaulting pole (11) with the lateral wall of mounting groove (8) rotates to be connected, the other end with the lower surface sliding connection of lifter plate (9), the one end of second vaulting pole (12) with the lower surface of lifter plate (9) rotates to be connected, the other end with the lateral wall sliding connection of mounting groove (8), still including being used for the drive power unit (13) of lifting mechanism (10).

2. Elevator shaft protective operating platform according to claim 1, characterized in that guide grooves (14) are provided along both side walls of the mounting groove (8) in the length direction, each guide groove (14) being slidably connected to one end of one of the second spacers (12).

3. The elevator hoistway protection operating platform according to claim 1, wherein the power unit (13) comprises a lead screw (15) fixedly arranged in the middle of the mounting groove (8), a moving block (16) is connected to the lead screw (15) in a threaded manner, the moving block (16) is connected to the bottom surface of the mounting groove (8) in a sliding manner, two connecting rods (17) are respectively arranged on two sides of the moving block (16), and the end parts of the two connecting rods (17) are respectively fixedly connected with one end of a second stay bar (12);

one end of the screw rod (15) is provided with a worm and gear box (18), the screw rod (15) is coaxially and fixedly connected with a worm wheel in the worm and gear box (18), the outer side of the worm and gear box (18) is provided with a hand wheel (19), and the hand wheel (19) is coaxial with a worm in the worm and gear box (18).

4. The elevator hoistway protection operation platform of claim 1, wherein a torsion spring is arranged at the connection of the baffle (7) and the limiting block (5).

5. The elevator hoistway protective operating platform of claim 1 wherein said bottom plate (1) is provided with lifting eyes (20) at each of the four corners of the upper surface.