Elevator shaft protection device
By introducing a stable structure into the elevator shaft protection device, using rotating gears and rack rods to press the side wall of the elevator shaft entrance, and supporting it with oblique support legs, the problem of instability of the existing device is solved and the stability of the elevator shaft protection device is improved Sex and use safety.
Patent Information
- Application Number
- CN202420847269.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-04-22
AI Technical Summary
When existing elevator shaft protection devices are placed outside the elevator shaft, they are prone to instability and cannot be effectively fixed on the side block of the elevator shaft, affecting the stability of use.
An elevator shaft protection device including a first switch rail body and a second switch rail body is designed. By providing a stable structure, a rotating gear and rack rod driving device is used to press the side wall of the elevator shaft entrance and is supported by an oblique support leg. On the ground, enhance the stability of the device.
Through the design of the stable structure, the device ensures stable fixation at the elevator shaft, improving the stability and safety of the switch.
Smart Images
Figure CN222162089U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of elevators, in particular to an elevator shaft protection device. Background Art
[0002] The elevator shaft refers to the vertical passage or space where the elevator equipment is located, also known as the elevator shaft. The elevator shaft is generally located in the center or side of the building. As the track and supporting structure of the elevator, the elevator shaft opening is usually equipped with protective devices to prevent people or objects from accidentally falling into the elevator shaft and causing injury or accidents.
[0003] An existing elevator shaft protection device (authorization announcement number: CN219528493U) has the following defects: the above-mentioned device is convenient for the first spring to drive the clamping rod to be clamped into the through-hole, thereby realizing the function of convenient use for the protection of elevator shafts of different sizes, but the above-mentioned device is used to be placed outside the elevator shaft opening, and is not connected to the side blocks of the elevator shaft opening, which is prone to unstable placement, thereby reducing the stability of the device to a certain extent. For this reason, the present utility model is proposed. Utility Model Content
[0004] The purpose of the utility model is to provide an elevator shaft protection device to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an elevator shaft protection device, comprising a first switch fence, a second switch fence is arranged on one side of the first switch fence, the first switch fence and the second switch fence are arranged opposite to each other, a locking structure is arranged between the first switch fence and the second switch fence, a stabilizing structure is arranged on the back side of the first switch fence and the second switch fence as a whole, the stabilizing structure comprises a placement box arranged at the back position of the first switch fence and the second switch fence as a whole, a rotating rod is rotatably inserted in the placement box, a rotating motor is connected to one end of the rotating rod, a rotating gear is fixedly sleeved in the middle of the rotating rod, a first rack rod is meshed with the top of the rotating gear, a second rack rod is meshed with the bottom of the rotating gear, and limit plates are symmetrically fixed on both sides of the second rack rod and the first rack rod.
[0006] Preferably, the placement box is provided with a limit groove slidably matched with the limit plate, the outer ends of the first rack rod and the second rack rod are fixed with vertical blocks, the outer side surfaces of the vertical blocks are equidistantly provided with multiple suction cups, and the rotating motor is installed on the placement box.
[0007] Preferably, side panels are symmetrically fixed on both sides of the front of the placement box, shaft rods are fixed on the outer sides of the side panels, the shaft rods are vertically arranged, and an anti-slip pad is arranged on the bottom of the placement box.
[0008] Preferably, the locking structure includes a positioning plate symmetrically arranged on the upper and lower sides of one side of the second switch fence body, a connecting plate is fixed at one side of the middle of the first switch fence body and the second switch fence body, a rotating cross plate is rotatably arranged on the connecting plate at one side, and a U-shaped block is fixed to the connecting plate at the other side.
[0009] Preferably, the rotating horizontal plate is rotatably inserted on the U-shaped block, and a rotating rod is rotatably provided on the top surface of the U-shaped block, and the rotating rod is used to block the rotating horizontal plate. The bottom of the first switch fence and the second switch fence are both fixed with skirting boards, and the front of the skirting boards are provided with warning reflective tapes.
[0010] Preferably, the outer sides of the first switch fence and the second switch fence are symmetrically fixed with fixing blocks, the fixing blocks are sleeved on the shaft rod, and the backs of the first switch fence and the second switch fence are provided with oblique support legs, one end of the oblique support legs is fixed to the shaft rod, and both ends of the shaft rod are symmetrically rotatably sleeved with rotating plates, the rotating plates are fixed to the side plates, and the other ends of the oblique support legs are fixed with cushion blocks.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] The elevator shaft protection device, through the setting of a stable structure, rotates the gear to drive the first rack rod and the second rack rod to move away from each other until they are pressed against the side wall of the elevator shaft opening, and the side plate contacts the side block of the elevator shaft opening. At the same time, the oblique support legs are supported on the ground by pads, which improves the stability of the shaft rod to a certain extent, thereby ensuring the stability of the rotating switches of the first switch fence body and the second switch fence body, and the device is more stable when used. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the first three-dimensional structure of the utility model;
[0014] Figure 2 It is a second three-dimensional structural schematic diagram of the utility model;
[0015] Figure 3 It is a cross-sectional view of the utility model;
[0016] Figure 4 It is a schematic diagram of the three-dimensional split structure of the utility model.
[0017] In the figure: 1. first switch fence; 101. second switch fence; 102. fixing block; 103. skirting board; 104. warning reflective tape; 2. positioning joint plate; 201. connecting plate; 202. rotating horizontal plate; 203. U-shaped block; 204. rotating rod; 3. placement box; 301. side plate; 302. shaft rod; 4. rotating rod; 401. rotating gear; 402. first rack rod; 403. second rack rod; 404. limiting plate; 405. vertical block; 406. suction cup body; 5. diagonal support leg; 501. shaft rod; 502. rotating plate; 503. cushion block. DETAILED DESCRIPTION
[0018] 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.
[0019] During the work process in the elevator shaft, a protective device is required. The device provided by the utility model is specifically used to place protective operations on the elevator shaft opening, which is convenient for the installation of the device and thus improves the usability of the device. During the use of this device, it is necessary to carry out inspections and other preparatory work in advance to ensure the normal use of the device.
[0020] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: an elevator shaft protection device, comprising a first switch fence 1, a second switch fence 101 is arranged on one side of the first switch fence 1, the first switch fence 1 and the second switch fence 101 are arranged opposite to each other, a locking structure is arranged between the first switch fence 1 and the second switch fence 101, and a stabilizing structure is arranged on the back side of the first switch fence 1 and the second switch fence 101 as a whole. The stabilizing structure includes a placement box 3 arranged at the back position of the first switch fence 1 and the second switch fence 101 as a whole, a rotating rod 4 is rotatably inserted in the placement box 3, a rotating motor is connected to one end of the rotating rod 4, a rotating gear 401 is fixedly sleeved in the middle of the rotating rod 4, a first rack rod 402 is meshed with the top of the rotating gear 401, a second rack rod 403 is meshed with the bottom of the rotating gear 401, and limiting plates 404 are symmetrically fixed on both sides of the second rack rod 403 and the first rack rod 402.
[0021] In the embodiment, a limiting groove slidably matched with the limiting plate 404 is opened on the placement box 3, and vertical blocks 405 are fixed to the outer ends of the first rack rod 402 and the second rack rod 403. A plurality of suction cup bodies 406 are equidistantly arranged on the outer side of the vertical block 405, and a rotating motor is installed on the placement box 3, wherein the suction cup body 406 is a prior art, and the rotating motor is set as a servo motor with a self-locking function of the prior art, which is used to drive the first rack rod 402 and the second rack rod 403 to move closer to or away from each other.
[0022] In the embodiment, side panels 301 are symmetrically fixed on both sides of the front of the placement box 3, and an axle rod 302 is fixed on the outer side of the side panel 301. The axle rod 302 is vertically arranged, and an anti-slip pad is arranged on the bottom of the placement box 3. Through the arrangement of the stable structure, the rotating gear 401 rotates to drive the first rack rod 402 and the second rack rod 403 to move away from each other until they are pressed against the side wall of the elevator shaft opening, and the side panel 301 contacts the side block of the elevator shaft opening. At the same time, the diagonal support leg 5 is supported on the ground by the pad block 503, which improves the stability of the axle rod 302 to a certain extent, thereby ensuring the stability of the rotating switch of the first switch fence body 1 and the second switch fence body 101, and the device is more stable when used.
[0023] In the embodiment, the locking structure includes a positioning plate 2 symmetrically arranged on the upper and lower sides of one side of the second switch fence body 101, and a connecting plate 201 is fixed at one side of the middle of the first switch fence body 1 and the second switch fence body 101. A rotating cross plate 202 is rotatably arranged on the connecting plate 201 at one side, and a U-shaped block 203 is fixed on the connecting plate 201 at the other side.
[0024] In the embodiment, the rotating horizontal plate 202 is rotatably inserted on the U-shaped block 203, and a rotating rod 204 is rotatably provided on the top surface of the U-shaped block 203. The rotating rod 204 is used to block the rotating horizontal plate 202. The first switch fence 1 and the second switch fence 101 are both fixed with a skirting board 103 at the bottom, and a warning reflective tape 104 is provided on the front of the skirting board 103. The outer sides of the first switch fence 1 and the second switch fence 101 are symmetrically fixed with fixed blocks 102, and the fixed blocks 102 are sleeved on the shaft rod 302. The backs of the first switch fence 1 and the second switch fence 101 are both provided with oblique support legs 5, and the shaft rod 501 is fixed at one end of the oblique support legs 5. The two ends of the shaft rod 501 are symmetrically rotatably sleeved with rotating plates 502, and the rotating plates 502 are fixed to the side panels 301. The other end of the oblique support legs 5 is fixed with a cushion block 503, wherein the skirting board 103 and the warning reflective tape 104 are prior art, which ensures the warning effect of the device.
[0025] Working principle: When using this device, place it at the elevator shaft opening, ensure that the back of the side plate 301 is close to the front of the elevator shaft opening side block, control the rotating motor to start, so that the rotating rod 4 rotates, and the rotating gear 401 drives the first rack rod 402 and the second rack rod 403 to move synchronously outward until the suction cup body 406 contacts and presses the side wall of the elevator shaft opening, ensuring that the placement box 3, the side plate 301 and the shaft rod 302 are fixed to the elevator shaft opening side block, and then rotate the diagonal support leg 5 so that the cushion block 503 is supported on the ground, thereby enhancing the stability of the device. When the device needs to be switched on or off, rotate the rotating rod 204, rotate the rotating cross plate 202, and then pull the second switch fence body 101 and the first switch fence body 1 in sequence to open it.
[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is limited by the attached embodiments and their equivalents.
Claims
1. An elevator shaft protection device, comprising a first switch fence (1), Features: A second switch fence (101) is arranged on one side of the first switch fence (1). The first switch fence (1) and the second switch fence (101) are arranged opposite to each other. A locking structure is arranged between the first switch fence (1) and the second switch fence (101). A stabilizing structure is arranged on the back side of the first switch fence (1) and the second switch fence (101). The stabilizing structure comprises a placement box (3) arranged on the back side of the first switch fence (1) and the second switch fence (101). A rotating rod (4) is rotatably inserted in the placement box (3). One end of the rotating rod (4) is connected to a rotating motor. A rotating gear (401) is fixedly sleeved in the middle of the rotating rod (4). A first rack rod (402) is meshed at the top of the rotating gear (401). A second rack rod (403) is meshed at the bottom of the rotating gear (401). Limiting plates (404) are symmetrically fixed on both sides of the second rack rod (403) and the first rack rod (402).
2. An elevator shaft protection device according to claim 1, Features: The placement box (3) is provided with a limit groove that is slidably matched with the limit plate (404), the outer ends of the first rack rod (402) and the second rack rod (403) are fixed with vertical blocks (405), the outer side surfaces of the vertical blocks (405) are equidistantly provided with a plurality of suction cup bodies (406), and the rotating motor is installed on the placement box (3).
3. An elevator shaft protection device according to claim 2, Features: Side panels (301) are symmetrically fixed on both sides of the front of the storage box (3), shaft rods (302) are fixed on the outer sides of the side panels (301), the shaft rods (302) are arranged vertically, and an anti-slip pad is arranged on the bottom surface of the storage box (3).
4. An elevator shaft protection device according to claim 1, Features: The locking structure comprises a positioning plate (2) symmetrically arranged on one side of the second switch fence (101), a connecting plate (201) is fixed at one side of the middle of the first switch fence (1) and the second switch fence (101), a rotating horizontal plate (202) is rotatably arranged on the connecting plate (201) at one side, and a U-shaped block (203) is fixed on the connecting plate (201) at the other side.
5. An elevator shaft protection device according to claim 4, Features: The rotating horizontal plate (202) is rotatably inserted on the U-shaped block (203), a rotating rod (204) is rotatably arranged on the top surface of the U-shaped block (203), and the rotating rod (204) is used to block the rotating horizontal plate (202). The bottoms of the first switch fence body (1) and the second switch fence body (101) are both fixed with skirting boards (103), and the fronts of the skirting boards (103) are both provided with warning reflective tapes (104).
6. An elevator shaft protection device according to claim 3, Features: The first switch fence body (1) and the second switch fence body (101) are both symmetrically fixed with fixing blocks (102) on their outer sides, the fixing blocks (102) are sleeved on the shaft rod (302), the first switch fence body (1) and the second switch fence body (101) are both provided with oblique support legs (5) on their backs, one end of the oblique support legs (5) is fixed to the shaft rod (501), and both ends of the shaft rod (501) are symmetrically sleeved with rotating plates (502), the rotating plates (502) are fixed to the side plates (301), and the other ends of the oblique support legs (5) are fixed with cushion blocks (503).