Protective fence for hydraulic engineering construction

Abstract

The utility model relates to the technical field of protective fences, in particular to a protective fence for hydraulic engineering construction, which comprises a fence bottom frame, the fence bottom frame comprises a main fence frame and side fence frames, the side fence frames are arranged at two ends of the main fence frame and fixedly connected with the main fence frame, a movable frame is arranged on the inner side face of the main fence frame, and the movable frame is fixedly connected with the main fence frame. The two ends of the movable frame are connected with the side hurdles in a sliding mode, a limiting assembly clamped with the upper end of the main hurdle is further installed on the movable frame, and the limiting assembly is fixedly connected with the movable frame. According to the utility model, the extension fence is slidably mounted on the fence bottom frame, so that the extension fence can be lifted up when being easy to use, and then is locked through the limiting assembly, and therefore, the extension fence can be hung on the fence bottom frame, and a better protection effect is realized; and when not in use, the extension fence can be stored on one side of the fence bottom frame, so that loading, transportation and use can be better carried out.

Description

Technical Field

[0001] This utility model relates to the field of protective fence technology, and in particular to a protective fence for water conservancy engineering construction. Background Technology

[0002] During the construction of water conservancy projects, it is necessary to carry out certain safety protection measures for the construction area, namely, to set up protective fences to enclose and protect important areas to ensure on-site safety.

[0003] A Chinese patent with publication number CN115354908A discloses an adjustable protective fence. The protective fence is composed of several detachable protective fence units. Each protective fence unit includes a support post and a fence assembly. There are two support posts. The fence assembly is located between the two support posts and is detachably connected to the support posts. A first assembly port is opened on one side of the support post and a second assembly port is opened on the other side.

[0004] Regarding the aforementioned technologies, it has been found that most existing fences are made by welding various support rods, and their height is mostly not adjustable during use. This makes loading and transportation inconvenient when higher support structures are needed, resulting in significant inconvenience in use. Utility Model Content

[0005] This utility model solves the problems in related technologies and proposes a protective fence for water conservancy engineering construction.

[0006] To solve the above-mentioned technical problems, this utility model is achieved through the following technical solution: a protective fence for water conservancy engineering construction, including a fence base frame, the fence base frame including a main fence frame and side fence frames, the side fence frames are arranged at both ends of the main fence frame and are fixedly connected to the main fence frame, a movable frame is provided on the inner side of the main fence frame, the two ends of the movable frame are slidably connected to the side fence frames, a limiting component is also installed on the movable frame that engages with the upper end of the main fence frame, the limiting component is fixedly connected to the movable frame, and an extension fence is fixedly installed on the upper end surface of the movable frame.

[0007] As a preferred embodiment, the movable frame includes side frames and connecting plates for installing extended fences. The side frames are disposed at both ends of the connecting plates and are fixedly connected to the connecting plates.

[0008] As a preferred embodiment, the side frame includes a frame plate and a rod sleeve, the rod sleeve being disposed at both ends of the frame plate and fixedly connected to the frame plate.

[0009] As a preferred embodiment, the limiting component includes a positioning block and a flip-up hanging plate. The side of the positioning block has an auxiliary groove for storing the flip-up hanging plate, and the flip-up hanging plate is rotatably connected to the positioning block.

[0010] As a preferred embodiment, a side plate is fixedly installed on the side of the auxiliary groove, and a central rod is provided on the side plate for fixing the flip-up hanging plate. The central rod is rotatably connected to the side plate, and a torsion spring connected to the positioning block is provided on the outer end of the central rod.

[0011] As a preferred embodiment, the flip-up hanging plate includes a flat plate portion and an arc plate portion, wherein the arc plate portion is disposed at the outer end of the flat plate portion and is integrally formed with the flat plate portion.

[0012] As a preferred embodiment, the extended fence includes a base plate and a retaining frame, wherein the base plate is fixedly installed on the upper end face of the connecting plate, and the retaining frame is fixedly installed on the upper end face of the base plate.

[0013] Compared with the prior art, the beneficial effects of this utility model are: by sliding the extension fence on the fence base frame, the extension fence can be raised when in use and then locked by the limiting component, so that the extension fence can be suspended on the fence base frame to achieve better protection. When not in use, the extension fence can be stored on one side of the fence base frame, which is convenient for loading, transportation and use. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0015] Figure 2 yes Figure 1 Side view of the device shown;

[0016] Figure 3 yes Figure 1 The diagram shows the exploded structure of the movable frame and the extended fence in combination.

[0017] Figure 4 yes Figure 1 A 3D view of the limiting component shown;

[0018] Figure 5 yes Figure 4 Side view of the device shown.

[0019] In the diagram: 1. Fence base frame; 11. Main fence frame; 12. Side fence frame; 2. Movable frame; 21. Side frame; 211. Frame plate; 212. Rod sleeve; 22. Connecting plate; 3. Limiting component; 31. Positioning block; 310. Auxiliary groove; 311. Side plate; 312. Center rod; 313. Torsion spring; 32. Flip hanging plate; 321. Flat plate section; 322. Arc plate section; 4. Extended fence; 41. Base plate; 42. Baffle. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative and is in no way intended to limit the present utility model or its application or use. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the scope of protection of the present utility model.

[0021] It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the exemplary embodiments according to this application. As used herein, the singular form is intended to include the plural form as well, unless the context clearly indicates otherwise. Furthermore, it should be understood that when the terms "comprising" and / or "including" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or combinations thereof.

[0022] Unless otherwise specifically stated, the relative arrangement, numerical expressions, and values ​​of the components and steps described in these embodiments do not limit the scope of this invention. It should also be understood that, for ease of description, the dimensions of the various parts shown in the drawings are not drawn to actual scale. Techniques, methods, and devices known to those skilled in the art may not be discussed in detail, but where appropriate, such techniques, methods, and devices should be considered part of the specification. In all examples shown and discussed herein, any specific values ​​should be interpreted as merely exemplary and not as limitations. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters in the following figures denote similar items; therefore, once an item is defined in one figure, it need not be further discussed in subsequent figures.

[0023] In the description of this utility model, it should be understood that the directional terms such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description. Unless otherwise stated, these directional terms do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the scope of protection of this utility model. The directional terms "inner" and "outer" refer to the inner and outer contours relative to the outline of each component itself.

[0024] For ease of description, spatial relative terms such as "above," "over," "on the upper surface of," "above," etc., are used herein to describe the spatial positional relationship of a device or feature as shown in the figures to other devices or features. It should be understood that spatial relative terms are intended to encompass different orientations in use or operation beyond the orientation of the device as described in the figures. For example, if the device in the figures were inverted, a device described as "above" or "above" other devices or structures would subsequently be positioned as "below" or "under" other devices or structures. Thus, the exemplary term "above" can include both "above" and "below." The device may also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used herein will be interpreted accordingly.

[0025] Furthermore, it should be noted that the use of terms such as "first" and "second" to define components is merely for the purpose of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be construed as limiting the scope of protection of this utility model.

[0026] Reference Figure 1 , Figure 2 and Figure 3 As shown, a protective fence for water conservancy construction includes a fence base frame 1. The fence base frame 1 includes a main fence frame 11 and side fence frames 12. The side fence frames 12 are located at both ends of the main fence frame 11 and are fixedly connected to the main fence frame 11. A movable frame 2 is provided on the inner side of the main fence frame 11. The two ends of the movable frame 2 are slidably connected to the side fence frames 12. A limiting component 3 that engages with the upper end of the main fence frame 11 is also installed on the movable frame 2. The limiting component 3 is fixedly connected to the movable frame 2. An extension fence 4 is fixedly installed on the upper end of the movable frame 2. By setting the structure of the fence base frame 1, side fence frames 12 are provided on both sides of the main fence frame 11. When in use, the main fence frame 11 can be used in conjunction with the side fence frames 12 for protection. At the same time, by installing the movable frame 2 on the main fence frame 11, the movable frame 2 can be raised when needed and then locked by the limiting component 3. When not in use, the movable frame 2 can be stored inside the main fence frame 11 for easy loading and transportation.

[0027] Reference Figure 2 and Figure 3As shown, the movable frame 2 includes side frames 21 and connecting plates 22 for mounting the extension fence 4. The side frames 21 are located at both ends of the connecting plate 22 and are fixedly connected to the connecting plate 22. The structure of the movable frame 2 ensures that the side frames 21 at both ends can be connected to each other via the connecting plate 22. After the extension fence 4 is fixedly installed on the connecting plate 22, it can be synchronously raised and lowered. The side frame 21 includes a frame plate 211 and a pole sleeve 212. The pole sleeve 212 is located at both ends of the frame plate 211 and is fixedly connected to the frame plate 211. The structure of the side frame 21 ensures that the pole sleeve 212 is fixedly installed on the frame plate 211. For ease of use, it can be slidably mounted on the side fence frame 12 via the pole sleeve 212.

[0028] Reference Figure 2 and Figure 3 As shown, the limiting component 3 includes a positioning block 31 and a flip-up hanging plate 32. The positioning block 31 has an auxiliary groove 310 on its side for housing the flip-up hanging plate 32. The flip-up hanging plate 32 is rotatably connected to the positioning block 31. The structural design of the limiting component 3 ensures that the flip-up hanging plate 32 is installed on the positioning block 31, allowing it to be stored in the auxiliary groove 310 when not in use. When needed, the flip-up hanging plate 32 can be flipped up and suspended from the upper end of the main frame 11. A side plate 311 is fixedly installed on the side of the auxiliary groove 310. A central rod 312 for fixing the flip-up hanging plate 32 is provided on the side plate 311. The central rod 312 is rotatably connected to the side plate 311, and a torsion spring 313 connected to the positioning block 31 is provided on the outer end of the central rod 312. The side plate 311 and the center rod 312 are designed to ensure that the flip-up hanging plate 32, after being fixedly installed on the center rod 312, can rotate synchronously with the center rod 312. Under the action of the torsion spring 313, the flip-up hanging plate 32 and the center rod 312 can automatically flip up when no external force is applied. The flip-up hanging plate 32 includes a flat plate portion 321 and an arc plate portion 322. The arc plate portion 322 is located at the outer end of the flat plate portion 321 and is integrally formed with the flat plate portion 321. The structure of the flip-up hanging plate 32 ensures that the arc plate portion 322 is located at the outer end of the flat plate portion 321. When in use, the arc plate portion 322 can be fastened to the main railing 11, thus ensuring that the extension fence 4 can be stably suspended on the main railing 11.

[0029] Reference Figure 1 and Figure 3As shown, the extended fence 4 includes a base plate 41 and a baffle 42. The base plate 41 is fixedly installed on the upper surface of the connecting plate 22, and the baffle 42 is fixedly installed on the upper surface of the base plate 41. The structure of the extended fence 4 is designed to ensure that the base plate 41 can be fixedly installed on the connecting plate 22 by the baffle 42, and then the extended fence 4 can be adjusted by the movable frame 2 to lift and slide.

[0030] In this embodiment, when transportation is required, the operator can rotate the flip-up hanging plate and store it in the auxiliary slot. This allows the extended fence to be slidably stored in the fence base frame. When it is needed, the fence base frame only needs to be lifted, and the flip-up hanging plate can be flipped out under the action of the torsion spring. The flip-up hanging plate can then be fixed to the fence base frame, so that the extended fence can be suspended on the fence base frame for protective use.

[0031] The above are preferred embodiments of this utility model. Those skilled in the art can make changes and modifications to the above embodiments. Therefore, this utility model is not limited to the specific embodiments described above. Any obvious improvements, substitutions or modifications made by those skilled in the art based on this utility model shall fall within the protection scope of this utility model.

Claims

1. A protective fence for water conservancy project construction, comprising a fence base frame (1), characterized in that: The fence base frame (1) includes a main fence frame (11) and a side fence frame (12). The side fence frame (12) is set at both ends of the main fence frame (11) and is fixedly connected to the main fence frame (11). A movable frame (2) is provided on the inner side of the main fence frame (11). The two ends of the movable frame (2) are slidably connected to the side fence frame (12). A limiting component (3) that engages with the upper end of the main fence frame (11) is also installed on the movable frame (2). The limiting component (3) is fixedly connected to the movable frame (2). An extension fence (4) is fixedly installed on the upper surface of the movable frame (2).

2. The protective fence for water conservancy project construction according to claim 1, characterized in that: The movable frame (2) includes a side frame (21) and a connecting plate (22) for mounting the extension fence (4). The side frame (21) is located at both ends of the connecting plate (22) and is fixedly connected to the connecting plate (22).

3. A protective fence for water conservancy engineering construction according to claim 2, characterized in that: The side frame (21) includes a frame plate (211) and a rod sleeve (212). The rod sleeve (212) is disposed at both ends of the frame plate (211) and is fixedly connected to the frame plate (211).

4. A protective fence for water conservancy engineering construction according to claim 3, characterized in that: The limiting component (3) includes a positioning block (31) and a flip hanging plate (32). The positioning block (31) has an auxiliary groove (310) on its side for the flip hanging plate (32) to be stored. The flip hanging plate (32) is rotatably connected to the positioning block (31).

5. A protective fence for water conservancy engineering construction according to claim 4, characterized in that: A side plate (311) is fixedly installed on the side of the auxiliary groove (310). A central rod (312) for fixing the flip hanging plate (32) is provided on the side plate (311). The central rod (312) is rotatably connected to the side plate (311), and a torsion spring (313) connected to the positioning block (31) is provided on the outer end of the central rod (312).

6. A protective fence for water conservancy engineering construction according to claim 5, characterized in that: The flip-up hanging plate (32) includes a flat plate part (321) and an arc plate part (322). The arc plate part (322) is disposed at the outer end of the flat plate part (321), and the arc plate part (322) and the flat plate part (321) are integrally formed.

7. A protective fence for water conservancy engineering construction according to claim 6, characterized in that: The extended fence (4) includes a base plate (41) and a baffle (42). The base plate (41) is fixedly installed on the upper surface of the connecting plate (22), and the baffle (42) is fixedly installed on the upper surface of the base plate (41).

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