Safety protection device of elevator

Abstract

The utility model discloses a safety protection device of an elevator, which belongs to the technical field of elevators and comprises an elevator main body, the top of the elevator main body is connected with a protection frame through an elevating platform, and one side of the protection frame is movably connected with a protection door through a side fixing plate. The top of the protective door is connected with a protective rod through an adjusting assembly. A storage groove is formed in the protection frame, an ejection protection assembly is arranged in the storage groove, the surface of an ejection protection frame of the ejection protection assembly is movably connected with an extending protection frame, and the inner wall of the extending protection frame is movably connected to the surface of the protection frame through a limiting assembly. The protective pad is mounted at the top of the ejection protective frame; in the using process of the elevator, the protective property to workers can be improved, the height of the protective fence can be adjusted in a multi-section mode, the protective fence is further suitable for being used by the workers with different heights, and the safety of the workers during operation is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lift, concretely to a safety protection device of lift. BACKGROUND

[0002] Construction elevator is usually called construction lift, but the definition of construction lift is wider, and construction platform also belongs to construction lift series, and pure construction elevator is composed of car, driving mechanism, standard section, attached wall, chassis, fence, electrical system and several parts, and is the construction machinery for carrying people and goods in buildings, but the safety protection effect of the existing lift fence is general, and bumping is easy to occur, which causes harm to workers, and the height is inconvenient to adjust, and the applicability is poor, so it is inconvenient to be used by workers with different height differences.

[0003] In the prior art, the utility model discloses a lift with safety protection device, and relates to the technical field of lift, which comprises a fixed plate, a mounting box with an open top is fixedly arranged at the middle of the top end of the fixed plate, an installation plate is fixedly arranged in the mounting box through the lift body, a storage battery is fixedly arranged at the middle of the bottom end of the inner wall of the mounting box, a suitable assembly and a protection assembly are arranged at the top end of the installation plate, the suitable assembly comprises two hollow first fences and two hollow second fences.

[0004] It is found from the above-mentioned lift with safety protection device that the safety protection effect of the lift fence is general, bumping is easy to occur, harm to workers is caused, the height is inconvenient to adjust, the applicability is poor, and the lift is inconvenient to be used by workers with different height differences, so it is necessary to provide a safety protection device of lift. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a safety protection device of lift, which can improve the protection of workers during the use of the lift, can adjust the height of the protective fence in multiple sections, further adapts to workers with different heights, ensures the safety of workers during operation, and solves the problems in the background art.

[0006] In order to achieve the above object, the utility model provides: a safety device of elevator, including elevator main part, the top of elevator main part is connected with the protection frame through the lifting platform, one side of protection frame is connected with the protection door through the side fixed plate, the top of protection door is connected with the guardrail through the adjusting assembly, the inside of protection frame is equipped with the storage groove, the inside of storage groove is provided with the ejection protection assembly, the surface of ejection protection assembly is connected with the extension guard frame, the inner wall of extension guard frame is connected with the surface of protection frame through the limiting component, the protection pad of ejection guard frame top is installed.

[0007] Preferably, the adjusting assembly includes: a guide rod connected to the bottom of the guardrail, and an adjusting screw rod rotatably installed at the center of the guardrail; wherein the top end of the adjusting screw rod is connected with a rotating handle, and the top of the protection door is provided with a guide hole.

[0008] Preferably, the surface of the adjusting screw rod is threadedly connected to the top of the protection door, and the surface of the adjusting screw rod is slidingly connected to the inner wall of the guide hole.

[0009] Preferably, the ejection protection assembly includes: an electric push rod installed at the bottom of the inner cavity of the storage groove, and a limiting block connected to the surface of the ejection guard frame; wherein the surface of the protection frame is symmetrically provided with a guide groove, the surface of the limiting block is slidingly connected to the inner wall of the guide groove, and the extension end of the electric push rod is connected to the bottom of the ejection guard frame.

[0010] Preferably, the limiting component includes: a limiting lug connected to the top of the extension guard frame, a connecting block connected to the inner wall bottom of the extension guard frame, and a connecting branch connected to the surface of the connecting block; wherein the inner wall of the limiting lug is slidingly connected to the surface of the ejection guard frame, the surface of the protection frame is provided with a limiting groove, and the surface of the connecting block is slidingly connected to the inner wall of the limiting groove.

[0011] Preferably, the bottom of the ejection guard frame is provided with a storage hole, and the connecting branch is inserted into the inner center position of the storage hole.

[0012] Preferably, the inside of the storage hole is provided with a compression spring, and the compression spring is sleeved on the surface of the connecting branch.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The utility model discloses a protection frame, protection door, guard pole, protection pad, adjusting assembly, ejection protection assembly and limiting component etc. The structure cooperation setting, when adjusting, through electric push rod upward pushes out the ejection guard frame, makes the ejection guard frame can cooperate the limiting block and lift along the guide slot inner wall that the protection frame surface sets up, to the effect that in order to adapt to the staff of different height and use, improve the security of use, and when the ejection guard frame lifts to higher position, through limiting block can drive extension guard frame and improve upward, carry out multistage adjustment to the height of protective fence, can further improve the protection performance of extension guard frame to staff, effectively prevent the situation of bruise and injury, and simultaneously, when adjusting, extension guard frame will pass through the connecting support on the connecting block and the compression spring cooperation, and the limiting lug board is pressed tightly on the limiting block, guarantees the stability of extension guard frame position, effectively prevents the staff from being squeezed and hurt by shaking. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the guard frame split state structure schematic diagram of the utility model;

[0017] Figure 3 It is the protection frame structure schematic diagram of the utility model;

[0018] Figure 4 It is the extension guard frame structure schematic diagram of the utility model.

[0019] In the drawing: 1, elevator main body;2, lifting platform;3, protection frame;4, storage groove;5, side fixed plate;6, limiting groove;7, guide groove;8, protection door;9, guide hole;10, guard pole;11, guide rod;12, adjusting screw;13, rotating handle;14, extension guard frame;15, limiting lug board;16, connecting block;17, connecting support;18, compression spring;19, ejection guard frame;20, limiting block;21, storage hole;22, protection pad;23, electric push rod. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] Please refer to Figures 1-4The utility model provides: a safety device of elevator, including elevator main body 1, the top of elevator main body 1 is connected with the protection frame 3 through the lift platform 2, and one side of protection frame 3 is movably connected with the guard door 8 through the side fixed plate 5, and the top of guard door 8 is connected with the guard bar 10 through the adjusting assembly, the inside of protection frame 3 is seted up with the storage groove 4, and the inside of storage groove 4 is provided with the ejection protection assembly, and the surface of the ejection protection assembly is movably connected with the extension guard frame 14, and the inner wall of extension guard frame 14 is movably connected to the surface of protection frame 3 through the limiting assembly, and the protection pad 22 is installed on the top of the ejection protection assembly.

[0022] It is worth mentioning that, through the cooperation of the protection frame 3, the guard door 8, the guard bar 10, the protection pad 22, the adjusting assembly, the ejection protection assembly and the limiting assembly, the protection of the staff can be improved during the use of the elevator, and the height of the protective fence can be adjusted in multiple sections, further adapting to the use of staff of different heights, and ensuring the safety of the staff during operation.

[0023] The adjusting assembly comprises a guide rod 11 connected to the bottom of the guard bar 10, and an adjusting screw 12 rotatably installed at the center position of the guard bar 10, wherein the top end of the adjusting screw 12 is connected with a rotating handle 13, and the top of the guard door 8 is provided with a guide hole 9.

[0024] Specifically, the guard bar 10 is used to adjust the height of the guard door 8 to ensure the safety of the staff, the adjusting screw 12 is used to adjust the height of the guard bar 10 in cooperation with the rotating handle 13, and the guide rod 11 cooperates with the guide hole 9 to guide when the guard bar 10 is adjusted.

[0025] The ejection protection assembly comprises an electric push rod 23 installed in the inner cavity of the storage groove 4, and a limiting block 20 connected to the surface of the ejection guard frame 19, wherein the surface of the protection frame 3 is symmetrically provided with a guide groove 7, the surface of the limiting block 20 is slidably connected to the inner wall of the guide groove 7, and the extending end of the electric push rod 23 is connected to the bottom of the ejection guard frame 19.

[0026] Further, the electric push rod 23 is used to adjust the height of the ejection guard frame 19, the limiting block 20 is used to guide and limit the lifting of the ejection guard frame 19 in cooperation with the guide groove 7, and at the same time, the extending guard frame 14 can be lifted, and the extending guard frame 14 can be controlled conveniently.

[0027] The limiting assembly comprises a limiting lug 15 connected to the top of the extension guard frame 14, a connecting block 16 connected to the inner wall of the extension guard frame 14, and a connecting strut 17 connected to the surface of the connecting block 16.

[0028] In addition, the extension guard frame 14 protects the worker, and the surface is provided with a soft bumper to effectively prevent bumping and reduce the injury of the worker.

[0029] The bottom of the ejection guard frame 19 is provided with a receiving hole 21, and the connecting strut 17 is inserted into the inner center of the receiving hole 21.

[0030] When adjusting, the ejection guard frame 19 is pushed upward by the electric push rod 23, so that the ejection guard frame 19 can be lifted along the inner wall of the guide groove 7 provided on the surface of the protection frame 3, so as to adapt to workers of different heights and improve the safety of use.

[0031] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A safety guard for an elevator, characterized in that Include: The top of the elevator body (1) is connected with the protective frame (3) through the lifting platform (2), one side of the protective frame (3) is movably connected with the protective door (8) through the side fixed plate (5), the top of the protective door (8) is connected with the guard rod (10) through the adjusting assembly; The inside of the protective frame (3) is provided with a receiving groove (4), the inside of the receiving groove (4) is provided with a ejection protection assembly, the surface of the ejection protection assembly is movably connected with the extension guard frame (14), the inner wall of the extension guard frame (14) is movably connected to the surface of the protective frame (3) through the limiting assembly; The protective pad (22) is installed on the top of the ejection protection assembly.

2. A safety shield for an elevator as defined in claim 1, characterized in that The adjusting assembly comprises: The guide rod (11) connected at the bottom of the guard rod (10), and The adjusting screw (12) rotatably installed at the center position of the guard rod (10); Wherein, the top end of the adjusting screw (12) is connected with the rotating handle (13), the top of the protective door (8) is provided with a guide hole (9).

3. A safety shield for an elevator as defined in claim 2, characterized in that: The surface of the adjusting screw (12) is threadedly connected with the top of the protective door (8), and the surface of the adjusting screw (12) is slidably connected with the inner wall of the guide hole (9).

4. A safety shield for an elevator as defined in claim 1, wherein: The ejection protection assembly comprises: The electric push rod (23) installed in the inner cavity of the receiving groove (4), and The limiting block (20) connected to the surface of the ejection protection assembly; Wherein, the surface of the protective frame (3) is symmetrically provided with a guide groove (7), the surface of the limiting block (20) is slidably connected with the inner wall of the guide groove (7), and the extending end of the electric push rod (23) is connected to the bottom of the ejection protection assembly.

5. A safety shield for an elevator as defined in claim 1, wherein: The limiting assembly comprises: The limiting lug (15) connected at the top of the extension guard frame (14); The connecting block (16) connected to the inner wall of the extension guard frame (14), and The connecting branch rod (17) connected to the surface of the connecting block (16); Wherein, the inner wall of the limiting lug (15) is slidably connected with the surface of the ejection protection assembly, the surface of the protective frame (3) is provided with a limiting groove (6), and the surface of the connecting block (16) is slidably connected with the inner wall of the limiting groove (6).

6. A safety shield for an elevator as defined in claim 5, wherein: The bottom of the ejection protection assembly is provided with a receiving hole (21), and the connecting branch rod (17) is inserted into the inside of the receiving hole (21) at the central position.

7. A safety guard for an elevator as defined in claim 6, characterized by The inside of the receiving hole (21) is provided with a compression spring (18), and the compression spring (18) is sleeved on the surface of the connecting branch rod (17).

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