Elevator maintenance protection device

Abstract

The utility model discloses an elevator maintenance protection device which comprises a device body, the device body comprises a first groove body, a second groove body and an extension mechanism, one side of the first groove body and one side of the second groove body are symmetrically connected with bolts, and the other side of the first groove body and the other side of the second groove body are symmetrically connected with plug bushes. Limiting seats are symmetrically connected to the outer side of the first groove body, walking wheels are symmetrically connected to the positions, corresponding to the limiting seats, of the outer side of the second groove body, and the walking wheels in the multiple device bodies are arranged to move and are connected with the limiting seats in a matched and clamped mode, so that the multiple device bodies can be placed together in an overlapped mode to move; and by arranging the plug pins and the plug bushes in the device bodies to be connected in a matched and clamped mode, the multiple device bodies can be rapidly combined and connected together, and the disassembly and assembly convenience of the device is further improved.

Description

Technical Field

[0001] The utility model relates to a protective device, in particular to an elevator maintenance and protection device. Background Art

[0002] When installing or maintaining elevators and escalators, if non-construction personnel enter the construction area, it may cause harm to non-construction personnel, resulting in safety hazards during installation and maintenance. It may also affect the normal installation and maintenance of elevators or escalators, resulting in unnecessary losses. Therefore, when installing and maintaining elevators or escalators, guardrails are usually required.

[0003] After searching, the patent application number is 201721413463.6, which discloses a guardrail for installation and maintenance of elevators and escalators, wherein the guardrail is composed of N guardrail units, N ≥ 1; the number N of the guardrail units is adjustable, and the guardrail units are connected to each other by hinges; the hinges are clamped on the vertical frames of the guardrail units, and the hinges can be removed from the guardrail units. The above patent also has the following shortcomings: although the above existing device can disassemble the guardrail for transportation, manual transportation is still required during transportation, which is inconvenient for transportation and carrying. Therefore, an elevator maintenance and protection device is proposed to optimize and solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an elevator maintenance and protection device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] 14. The elevator maintenance and protection device as claimed in claim 13, wherein the first and second trough bodies are provided with a plurality of connecting rods, the connecting rods are provided with a plurality of connecting rods respectively, and the connecting rods are provided with a plurality of connecting rods respectively. The connecting rods are provided with a plurality of connecting rods respectively, and the plurality of connecting rods are provided with a plurality of connecting rods respectively. The connecting rods are provided with a plurality of connecting rods respectively, and the plurality of connecting rods are provided with a plurality of connecting rods respectively. The plurality of connecting rods are provided with a plurality of connecting rods respectively. The plurality of connecting rods are provided with a plurality of connecting rods respectively. The plurality of connecting rods are provided with a plurality of connecting rods respectively.

[0007] As a further solution of the utility model: the device body is provided with multiple ones, the opposite sides of the first trough body and the second trough body are arranged to fit each other, and a locking structure is provided on the walking wheel.

[0008] As a further solution of the utility model: the latch and the socket are matched and matched, and a handle is symmetrically connected to the outer side of the first slot.

[0009] As a further solution of the utility model: the travel wheel and the limit seat are adapted to be snap-connected.

[0010] As a further solution of the utility model: the two first sliding blocks are provided with through holes for the first guide rod to pass through and connect, the outer sides of the two first sliding blocks are in contact with the inner wall of the first trough body and are slidably connected, and the two second sliding blocks are provided with through holes for the second guide rod to pass through and connect, the outer sides of the two second sliding blocks are in contact with the inner wall of the second trough body and are slidably connected.

[0011] As a further solution of the utility model: the plurality of connecting rods are hinged by positioning pins, wherein one end of the two connecting rods at the top is hinged to the outer sides of the two first sliding blocks respectively through hinge seats, wherein one end of the two connecting rods at the bottom is hinged to the outer sides of the two second sliding blocks respectively through hinge seats, a limiting bolt is arranged on the pressure plate, and a threaded through hole for threaded connection of the limiting bolt is opened on the pressure plate and the second trough body.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] By setting up multiple walking wheels in the device bodies for movement and adapting and snapping together with the limit seats, the multiple device bodies can be overlapped and placed together for movement, which further improves the convenience of moving and carrying the device. By setting up the pins and sockets in the device bodies for adaptation and snapping together, the multiple device bodies can be quickly combined and connected together, which further improves the convenience of disassembly and assembly of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural diagram of the elevator maintenance and protection device.

[0015] Figure 2 This is a schematic diagram of the local structure of the elevator maintenance and protection device.

[0016] Figure 3 This is a schematic diagram of the partial structure of the elevator maintenance and protection device.

[0017] Figure 4 This is a front view of the elevator maintenance and protection device.

[0018] As shown in the figure: device body 1, first slot body 2, second slot body 3, latch 4, sleeve 5, limit seat 6, walking wheel 7, first guide rod 8, second guide rod 9, first slider 10, second slider 11, extension mechanism 12, connecting rod 13, pressing sheet 14, hanging ring 15, hook 16, handle 17 and flexible isolation net 18. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 4 In the embodiment of the utility model, an elevator maintenance and protection device includes a device body 1, a first slot body 2, a second slot body 3, a latch 4, a sleeve 5, a limit seat 6, a walking wheel 7, a first guide rod 8, a second guide rod 9, a first slider 10, a second slider 11, an extension mechanism 12, a connecting rod 13, a pressing sheet 14, a hanging ring 15, a hook 16, a handle 17 and a flexible isolation net 18, wherein the device body 1 is provided with a plurality of the device body 1, the device body 1 includes a first slot body 2, a second slot body 3 and an extension mechanism 12, the opposite sides of the first slot body 2 and the second slot body 3 are arranged to fit each other, and the first slot body 2 and the second slot body 3 are symmetrically connected with latches on one side 4, the other side of the first trough body 2 and the second trough body 3 is symmetrically connected with a socket 5, the latch 4 and the socket 5 are matched and matched, the outer side of the first trough body 2 is symmetrically connected with a handle 17, the outer side of the first trough body 2 is symmetrically connected with a limit seat 6, the outer side of the second trough body 3 is symmetrically connected with a walking wheel 7 corresponding to the limit seat 6, the walking wheel 7 is provided with a locking structure, the walking wheel 7 and the limit seat 6 are matched and snap-connected, the inner walls of the first trough body 2 and the second trough body 3 are respectively symmetrically connected with a first guide rod 8 and a second guide rod 9, and the first guide rod 8 and the second guide rod 9 are respectively symmetrically sleeved with two first sliders 10 and two second sliders 11.

[0021] The two first sliders 10 are provided with through holes for the first guide rod 8 to pass through and connect, the outer sides of the two first sliders 10 are fitted with the inner wall of the first trough body 2 and are slidably connected, the two second sliders 11 are provided with through holes for the second guide rod 9 to pass through and connect, the outer sides of the two second sliders 11 are fitted with the inner wall of the second trough body 3 and are slidably connected, the extension mechanism 12 includes a plurality of connecting rods 13, and the plurality of connecting rods 13 are hinged by positioning pins, wherein one end of the two connecting rods 13 at the top is hinged to the outer sides of the two first sliders 10 respectively through a hinge seat, wherein the two bottom ends are hinged to the outer sides of the two first sliders 10 respectively through a hinge seat, and the two bottom ends are hinged to the outer sides of the two first sliders 10 respectively through a hinge seat. One end of each connecting rod 13 is hinged to the outer sides of the two second sliding blocks 11 through a hinge seat, and the front and rear surfaces of the second trough body 3 are symmetrically hinged with multiple pressing plates 14 through hinge seats, and limiting bolts are arranged on the pressing plates 14. Threaded through holes for threaded connection of limiting bolts are provided on the pressing plates 14 and the second trough body 3. A hanging ring 15 is hinged on the pressing plate 14 through a hinge seat, and a hook 16 is hung on one end of the hanging ring 15. The hook 16 is fixedly connected to the outer side of the first trough body 2, and a flexible isolation net 18 is fixedly connected to the opposite sides of the first trough body 2 and the second trough body 3.

[0022] The working principle of the utility model is:

[0023] When the elevator maintenance and protection device is needed, the personnel first move the multiple device bodies 1 to the elevator maintenance position through the walking wheels 7 at the bottom of the first device body 1 at the bottom of the two device bodies 1, and then the personnel can use the handle on the first slot body 2 to lift the second device body 1 at the top, so that the walking wheels 7 in the top device body 1 are separated from the limit seat 6 in the bottom device body 1, and further use the handle 17 to pull the first slot body 2 upward, thereby driving the multiple connecting rods 13 in the extension mechanism 12 in the device body 1 to articulate and rotate, so that The two first sliders 10 and the two second sliders 11 are driven to slide on the first guide rod 8 and the second guide rod 9 respectively, thereby driving the first slot body 2 and the second slot body 3 to move toward each other, until the flexible isolation nets 18 inside the first slot body 2 and the second slot body 3 are fully unfolded, thereby completing the unfolding operation of the first device body 1, and the second device body 1 can be unfolded further by the same method as mentioned above, and the pin 4 and the socket 5 in the device body 1 can be adapted and connected, so that the opposite sides of the first device body 1 and the second device body 1 are adapted and connected.

[0024] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An elevator maintenance and protection device, comprising a device body (1), characterized in that: The device body (1) comprises a first slot body (2), a second slot body (3) and an extension mechanism (12); a latch pin (4) is symmetrically connected to one side of the first slot body (2) and the second slot body (3); a socket (5) is symmetrically connected to the other side of the first slot body (2) and the second slot body (3); a limit seat (6) is symmetrically connected to the outer side of the first slot body (2); a travel wheel (7) is symmetrically connected to the outer side of the second slot body (3) at a position corresponding to the limit seat (6); a first guide rod (8) and a second guide rod (9) are symmetrically connected to the inner walls of the first slot body (2) and the second slot body (3); the first guide rod (8) Two first sliders (10) and two second sliders (11) are symmetrically sleeved on the second guide rod (9), the extension mechanism (12) includes a plurality of connecting rods (13), the front surface and the rear surface of the second trough body (3) are symmetrically hinged with a plurality of pressure plates (14) through hinge seats, the pressure plates (14) are hinged with hanging rings (15) through hinge seats, one end of the hanging ring (15) is hung with a hook (16), the hook (16) is fixedly connected to the outside of the first trough body (2), and the first trough body (2) and the second trough body (3) are fixedly connected to opposite sides thereof.

2. The elevator maintenance and protection device according to claim 1 is characterized in that: The device body (1) is provided with a plurality of them, the first trough body (2) and the second trough body (3) are arranged on opposite sides to fit each other, and a locking structure is provided on the walking wheel (7).

3. The elevator maintenance and protection device according to claim 1 is characterized in that: The latch pin (4) and the socket (5) are matched and arranged in a matching manner, and a handle (17) is symmetrically connected to the outer side of the first slot body (2).

4. The elevator maintenance and protection device according to claim 1, characterized in that: The walking wheel (7) and the limiting seat (6) are configured to be matched and snap-fitted.

5. The elevator maintenance and protection device according to claim 1, characterized in that: The two first sliders (10) are provided with through holes for the first guide rod (8) to pass through and connect, and the outer sides of the two first sliders (10) are in contact with and slidably connected to the inner wall of the first trough body (2), and the two second sliders (11) are provided with through holes for the second guide rod (9) to pass through and connect, and the outer sides of the two second sliders (11) are in contact with and slidably connected to the inner wall of the second trough body (3).

6. The elevator maintenance and protection device according to claim 1, characterized in that: The plurality of connecting rods (13) are hingedly connected via positioning pins, wherein one end of the two connecting rods (13) at the top is hingedly connected to the outer sides of the two first sliders (10) via hinge seats, and one end of the two connecting rods (13) at the bottom is hingedly connected to the outer sides of the two second sliders (11) via hinge seats, respectively. A limiting bolt is provided on the pressure plate (14), and threaded through holes for threaded connection of the limiting bolt are provided on the pressure plate (14) and the second trough body (3).

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