Warning device for stairs

Abstract

The utility model discloses a stair warning device which comprises a first supporting rod, a second supporting rod, a replaceable warning panel and a fixed warning panel, the first supporting rod and the second supporting rod are aligned in the left-right direction, and the fixed warning panel is located between the first supporting rod and the second supporting rod. The right side face of the first supporting rod is rotationally connected with the left side face of the fixed warning panel through a hinge. A clamping block is arranged in the center of the right side face of the fixed warning panel. According to the utility model, the replaceable warning panel is inserted right in front of the fixed warning panel, warning contents are printed on the front surface and the back surface of the replaceable warning panel, so that a warning effect can be achieved, miscellaneous personnel are prevented from entering the grain bin stairs, the front surface and the back surface of the replaceable warning panel can be used for warning different contents, and the warning contents can be changed according to requirements. The front face or the back face can face forwards; different contents can be printed on the front side and the back side of the changeable warning panel, so that the warning device can warn different contents and has the function of preventing people from going upstairs and entering a granary.

Description

Technical Field

[0001] The utility model relates to the technical field of stair warning, in particular to a stair warning device. Background Art

[0002] A grain warehouse is a special building for storing grains, mainly including a warehouse building, a freight yard, and facilities such as metering, conveying, stacking, cleaning, loading and unloading, ventilation, and drying, and is equipped with instruments such as measurement, sampling, inspection and testing; stairs are arranged around the surface of the grain warehouse, and personnel can climb to the top of the grain warehouse through the stairs to enter the interior of the grain warehouse; in order to prevent unauthorized personnel from climbing onto the stairs, warning devices are usually arranged on the stairs to prevent unauthorized personnel from entering.

[0003] However, the existing warning devices for grain warehouses usually can only warn one kind of content, and it is rather troublesome to change different warning contents each time, and they cannot directly prevent non-staff members from going up the stairs and entering the warehouse; the original warning device is an iron sheet, usually hung beside the stairs, without a blocking function. Moreover, when the wind is strong, the hanging warning device will be blown crooked, making the sign invisible and thus being ignored. Due to the structure being an iron sheet, it can only warn one kind of content.

[0004] In view of the above problems, the present utility model is proposed. Content of the Utility Model

[0005] Aiming at the deficiencies of the existing technology, the purpose of the present utility model is to provide a stair warning device for solving the problems mentioned in the background art.

[0006] To solve the above technical problems, the present utility model provides the following technical solutions.

[0007] The present utility model provides a stair warning device, including a first support rod, a second support rod, a replaceable warning panel, and a fixed warning panel. The first support rod and the second support rod are aligned left and right, and the fixed warning panel is located between the first support rod and the second support rod;

[0008] The right side surface of the first support rod is rotatably connected to the left side surface of the fixed warning panel through a hinge;

[0009] A clamping block is arranged at the center of the right side surface of the fixed warning panel. A plurality of clamping columns are horizontally arranged on the right side surface of the clamping block. Rubber sleeves are sleeved on the clamping columns. A plurality of mutually connected notches are arranged at the middle positions of the left side surface and the front surface of the second support rod. The clamping columns and the notches are aligned in the height position;

[0010] Both sides of the fixed warning panel are vertically provided with sliding grooves. The upper ends of the sliding grooves penetrate through the upper surface of the fixed warning panel, and the lower ends of the sliding grooves penetrate through the lower surface of the fixed warning panel. Support blocks are arranged at the lower ends of the sliding grooves. Both sides of the replaceable warning panel are respectively inserted into the sliding grooves, and the replaceable warning panel is located directly in front of the fixed warning panel.

[0011] Preferably, there are three clamping posts, and the three clamping posts are evenly arranged at equal intervals from bottom to top on the right side surface of the clamping block. There are also three notch openings, and the three notch openings are evenly arranged at equal intervals in the middle position of the second support rod.

[0012] Preferably, the outer diameter of the rubber sleeve is larger than the height of the notch opening, and the outer diameter of the rubber sleeve is smaller than the depth of the notch opening.

[0013] Preferably, three concave cavities are evenly arranged at equal intervals above the front surface of the fixed warning panel, and the upper surface of the concave cavity penetrates through the upper surface of the fixed warning panel.

[0014] Preferably, the left and right two sliding grooves are aligned in the height direction of the fixed warning panel and are aligned in the thickness direction of the fixed warning panel.

[0015] Preferably, the inner rear side wall of the sliding groove, the front surface of the fixed warning panel, and the front entrance surface of the concave cavity are all located on the same plane.

[0016] Preferably, the left and right two support blocks are aligned left and right in the height direction.

[0017] Compared with the prior art, the present utility model has the following beneficial effects:

[0018] The bottom parts of the first support rod and the second support rod are respectively welded to both sides of the granary staircase, and the fixed warning panel just blocks the walking direction of the staircase; the fixed warning panel is rotatably connected to the first support rod through a hinge. When the fixed warning panel is opened, the staff in the granary can go up and down the staircase smoothly;

[0019] When the fixed warning panel is closed, the clamping post and the rubber sleeve just enter into the notch opening. Since the outer diameter of the rubber sleeve is slightly larger than the height of the notch opening, and the rubber sleeve itself has a certain elasticity, the rubber sleeve is in interference fit with the notch opening. When the rubber sleeve is in the notch opening, it can be subjected to a slight extrusion force, so that the clamping post can be slightly stably located in the notch opening, which can prevent the fixed warning panel from being blown open by the wind;

[0020] The replaceable warning panel is inserted in front of the fixed warning panel. Warning contents are printed on both the front and back surfaces of the replaceable warning panel, which can play a warning role to prevent unauthorized personnel from entering the granary staircase. Different warning contents are printed on the front and back surfaces of the replaceable warning panel, and it can be adjusted according to needs so that the front surface or the back surface faces forward;

[0021] The utility model realizes a warning device by printing different contents on the front and back of a replaceable warning panel, warns different contents, is more convenient to operate, and has the function of blocking the entrance to the granary when going up the stairs. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional view of the fixed warning panel of the utility model being opened;

[0023] Figure 2 It is a three-dimensional view of the clamping block of the utility model;

[0024] Figure 3 It is a three-dimensional view of the whole of the utility model.

[0025] In the figure: 1. The first support rod; 11. Hinge; 12. The second support rod; 13. Notch; 14. Replaceable warning panel; 2. Fixed warning panel; 21. Slide groove; 22. Support block; 23. Concave cavity; 24. Clamping block; 25. Clamping column; 26. Rubber sleeve. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0027] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0028] As Figures 1-3 shown, a warning device for stairs includes a first support rod 1, a second support rod 12, a replaceable warning panel 14 and a fixed warning panel 2. The first support rod 1 and the second support rod 12 are aligned left and right, and the fixed warning panel 2 is located between the first support rod 1 and the second support rod 12;

[0029] The right side of the first support rod 1 is rotatably connected to the left side of the fixed warning panel 2 through a hinge 11, that is, the fixed warning panel 2 can be opened or closed;

[0030] A clamping block 24 is provided at the center of the right side surface of the fixed warning panel 2. A plurality of clamping columns 25 are horizontally arranged on the right side surface of the clamping block 24. A rubber sleeve 26 is sleeved on the clamping column 25. A plurality of mutually connected notches 13 are provided at the middle positions of the left side surface and the front surface of the second support rod 12. The clamping columns 25 and the notches 13 are aligned in the height position. When the fixed warning panel 2 is closed, the clamping columns 25 just enter into the notches 13;

[0031] Chute grooves 21 are vertically arranged on both sides of the fixed warning panel 2. The upper ends of the chute grooves 21 penetrate through the upper surface of the fixed warning panel 2, and the lower ends of the chute grooves 21 penetrate through the lower surface of the fixed warning panel 2. A support block 22 is provided at the lower end of the chute groove 21. Both sides of the replaceable warning panel 14 are respectively inserted into the chute grooves 21. The replaceable warning panel 14 is located directly in front of the fixed warning panel 2, that is, the replaceable warning panel 14 can be inserted into the chute grooves 21 from above the chute grooves 21.

[0032] There are three clamping columns 25, and the three clamping columns 25 are evenly arranged at equal intervals from bottom to top on the right side surface of the clamping block 24. There are also three notches 13, and the three notches 13 are evenly arranged at equal intervals at the middle position of the second support rod 12. When the rubber sleeves 26 on the three clamping columns 25 are located in the notches 13, the fixed warning panel 2 is made more stable.

[0033] The outer diameter of the rubber sleeve 26 is greater than the height of the notch 13. When the rubber sleeve 26 is located in the notch 13, it can be slightly squeezed. The outer diameter of the rubber sleeve 26 is smaller than the depth of the notch 13, and the rubber sleeve 26 can be completely located in the notch 13.

[0034] Three concave cavities 23 are evenly arranged at equal intervals above the front surface of the fixed warning panel 2. The upper surface of the concave cavity 23 penetrates through the upper surface of the fixed warning panel 2. The concave cavity 23 is convenient for the palm to reach in, so that it is convenient to take out the replaceable warning panel 14.

[0035] The left and right chute grooves 21 are aligned in the height direction of the fixed warning panel 2 and are aligned in the thickness direction of the fixed warning panel 2.

[0036] The inner rear side wall of the chute groove 21, the front surface of the fixed warning panel 2, and the front entrance surface of the concave cavity 23 are all located on the same plane. When the replaceable warning panel 14 is inserted into the chute groove 21, the back surface of the replaceable warning panel 14 is just located at the front entrance position of the concave cavity 23.

[0037] The left and right support blocks 22 are aligned left and right in the height direction, and the support blocks 22 can support the replaceable warning panel 14.

[0038] In summary: The bottoms of the first support rod 1 and the second support rod 12 are respectively welded to both sides of the granary staircase, and the fixed warning panel 2 exactly blocks the walking direction of the staircase; the fixed warning panel 2 is rotatably connected to the first support rod 1 through a hinge 11. When the fixed warning panel 2 is opened, the staff in the granary can go up and down the staircase smoothly;

[0039] When the fixed warning panel 2 is closed, the clamping post 25 and the rubber sleeve 26 just enter the notch 13. Since the outer diameter of the rubber sleeve 26 is slightly larger than the height of the notch 13 and the rubber sleeve 26 has a certain elasticity, the rubber sleeve 26 is in interference fit with the notch 13. When the rubber sleeve 26 is in the notch 13, it can be subjected to a slight extrusion force, so that the clamping post 25 can be slightly stably located in the notch 13, which can prevent the fixed warning panel 2 from being blown open by the wind;

[0040] The replaceable warning panel 14 is inserted in front of the fixed warning panel 2. Warning contents are printed on both the front and back of the replaceable warning panel 14, which can play a warning role and prevent unauthorized personnel from entering the granary staircase. Different warning contents are printed on the front and back of the replaceable warning panel 14, and according to needs, the front or the back can face forward;

[0041] The utility model realizes a warning device by printing different contents on the front and back of the replaceable warning panel 14, warning different contents, with more convenient operation, and has the function of blocking the entrance to the granary on the staircase.

[0042] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the utility model, according to the technical solution of the utility model and its inventive concept, makes equivalent replacements or changes, and should be covered by the protection scope of the utility model.

Claims

1. A warning device for stairs, characterized in that: It includes a first support rod (1), a second support rod (12), a replaceable warning panel (14) and a fixed warning panel (2). The first support rod (1) and the second support rod (12) are aligned left and right, and the fixed warning panel (2) is located between the first support rod (1) and the second support rod (12). The right side surface of the first support rod (1) is rotatably connected to the left side surface of the fixed warning panel (2) through a hinge (11). A clamping block (24) is arranged at the center of the right side surface of the fixed warning panel (2). A plurality of clamping columns (25) are horizontally arranged on the right side surface of the clamping block (24). A rubber sleeve (26) is sleeved on the clamping column (25). A plurality of mutually communicated notches (13) are arranged at the middle positions of the left side surface and the front surface of the second support rod (12). The clamping column (25) and the notch (13) are aligned in the height position. Chute grooves (21) are vertically arranged on both sides of the fixed warning panel (2). The upper end of the chute groove (21) penetrates through the upper surface of the fixed warning panel (2), and the lower end of the chute groove (21) penetrates through the lower surface of the fixed warning panel (2). A support block (22) is arranged at the lower end of the chute groove (21). Both sides of the replaceable warning panel (14) are respectively inserted into the chute grooves (21), and the replaceable warning panel (14) is located directly in front of the fixed warning panel (2).

2. The warning device for a staircase according to claim 1, characterized in that: There are three clamping columns (25), and the three clamping columns (25) are evenly arranged at equal intervals from bottom to top on the right side surface of the clamping block (24). There are also three notches (13), and the three notches (13) are evenly arranged at equal intervals at the middle position of the second support rod (12).

3. The warning device for stairs according to claim 1, wherein: The outer diameter of the rubber sleeve (26) is greater than the height of the notch (13), and the outer diameter of the rubber sleeve (26) is less than the depth of the notch (13).

4. The warning device for a staircase according to claim 1, characterized in that: Three concave cavities (23) are evenly arranged at equal intervals above the front surface of the fixed warning panel (2), and the upper surface of the concave cavity (23) penetrates through the upper surface of the fixed warning panel (2).

5. The warning device for stairs according to claim 1, characterized in that: The left and right chute grooves (21) are aligned in the height direction of the fixed warning panel (2) and are aligned in the thickness direction of the fixed warning panel (2).

6. The warning device for stairs according to claim 1, wherein: The inner rear side wall of the chute groove (21), the front surface of the fixed warning panel (2), and the front entrance surface of the concave cavity (23) are all located on the same plane.

7. A warning device for a staircase according to claim 1, characterized in that: The left and right support blocks (22) are aligned left and right in the height direction.

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