Temporary fence for expressway

Abstract

The utility model belongs to the technical field of fences, and particularly relates to an expressway temporary fence which comprises a mounting rod, a cavity is formed in the mounting rod, L-shaped clamping grooves are formed in the inner walls of the left side and the right side of the cavity in a penetrating mode, and one end of each L-shaped clamping groove is connected with a cross-shaped clamping groove in a penetrating mode. A rotating rod is rotatably mounted at the bottom end of the cavity, the top end of the rotating rod penetrates through the center of the top end of the mounting rod and is rotatably connected with the center of the top end of the mounting rod, a limiting block is mounted at the top end of the rotating rod, and the two sides of the mounting rod are connected with a first limiting plate and a second limiting plate correspondingly; the second limiting plate is installed at one end of the sleeve rod, the other end of the sleeve rod is provided with an extension rod, one end of the extension rod is connected with the limiting plate, and the problems that most existing fences are integrally formed, and when the fences are transported, the occupied space for storage is large are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of fences, and in particular relates to a temporary fence for a highway. Background Art

[0002] As an important traffic safety facility, highway fences are mainly used to isolate highways from their surroundings, prevent vehicles and pedestrians from illegally entering highways, and thus reduce the occurrence of traffic accidents. The setting of fences effectively separates vehicles from pedestrians, non-motor vehicles, and animals that may cross, ensuring the driving safety of highways.

[0003] Most of the existing fences are formed in one piece, and when they are transported, they take up a lot of space for storage. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a temporary fence for highways to solve the problem that most of the existing fences are formed in one piece and take up a lot of space when transporting them.

[0005] To achieve the above purpose, the utility model adopts the following technical solution: a temporary fence for a highway, comprising a mounting rod, a cavity is opened inside the mounting rod, and L-shaped slots are penetrated through the inner walls on the left and right sides of the cavity, one end of the L-shaped slot is connected through the cross-shaped slot, and the cross-shaped slot penetrates the mounting rod and is opened at both ends of the front inner wall of the cavity, a rotating rod is rotatably installed at the bottom end of the cavity, the top of the rotating rod penetrates the top center of the mounting rod and is rotatably connected thereto, a limit block is installed at the top of the rotating rod, and both sides of the mounting rod are respectively connected to limit plate one and limit plate two, limit plate two is installed at one end of the sleeve rod, and an extension rod is provided at the other end of the sleeve rod, and one end of the extension rod is connected to the limit plate.

[0006] The beneficial effects of the utility model are:

[0007] The device is detachable, which makes transportation easier and reduces space occupation.

[0008] The limiting collar and the insertion rod can be slid parallel to the cross-shaped slot, and the cross-shaped slot is connected to the L-shaped slot, and the insertion rod will slide into the L-shaped slot through the cross-shaped slot. When the insertion rod slides into the L-shaped slot, the sleeve rod or the extension rod is dragged downward. At this time, the insertion rod will slide to the bottom end of the L-shaped slot, and the limiting collar is clamped on the inner side of the L-shaped slot. At this time, the limiting plate one and the limiting plate two are attached to the surface of the mounting rod. The user turns the limiting block to make the rotating rod drive the cam to rotate accordingly, and the rotating cam will press on the top of the limiting collar to limit the sleeve rod and the extension rod in the up and down directions, thereby completing the splicing of the sleeve rod, the extension rod and the mounting rod.

[0009] To ensure that the stop ring is clamped on the inner side of the L-shaped slot:

[0010] As a further improvement of the above technical solution: the limit plate one and the limit plate two are both arranged in an L shape, one end of the limit plate one and the limit plate two are provided with an insertion rod, and the outer side of the insertion rod is provided with a limit ring, the cross-shaped slot is slidably connected to the limit ring and the insertion rod, and the L-shaped slot is slidably connected to the insertion rod.

[0011] The beneficial effect of this improvement is: when using this device, the limit collar and the insertion rod can be slid parallely into the cross-shaped slot, and the cross-shaped slot is connected to the L-shaped slot, and the insertion rod will slide into the L-shaped slot through the cross-shaped slot. When the insertion rod slides into the L-shaped slot, the sleeve rod or extension rod is dragged downward, and the insertion rod will slide to the bottom end of the L-shaped slot, and the limit collar is clamped on the inner side of the L-shaped slot. At this time, the limit plate 1 and the limit plate 2 are attached to the surface of the mounting rod.

[0012] To limit the extension rod that slides out:

[0013] As a further improvement of the above technical solution: the sleeve rod is slidably installed on the outside of the extension rod, and the extension rod is provided with a plurality of limit slots at equal intervals. The limit slots are threadedly connected to bolts, and the bolt tube passes through the top of one end of the sleeve rod and is threadedly connected thereto.

[0014] The beneficial effect of this improvement is that the bolt can be turned to disengage it from the sleeve rod, and at this time the bolt is not connected to the limit slot. The extension rod can be pulled out of the sleeve rod according to the on-site construction site. When the extension rod is pulled out to an appropriate length, the sleeve rod is threadedly connected to one end of the bolt and then threadedly connected to the limit slot to limit and fix the extended rod that has been slid out.

[0015] To remind passing vehicles:

[0016] As a further improvement of the above technical solution: a reflective strip is arranged on the front side of the sleeve rod.

[0017] The beneficial effect of this improvement is that the reflective strips can serve as a reminder to passing vehicles at night.

[0018] To connect the sleeve rod, extension rod and installation rod:

[0019] As a further improvement of the above technical solution: a plurality of cams are sleeved on the outer side of the rotating rod.

[0020] The beneficial effect of this improvement is that when the insertion rod slides to the bottom end of the L-shaped slot, the user rotates the limit block to cause the rotating rod to drive the cam to rotate accordingly, and the rotating cam will press on the top of the limit ring to limit the upper and lower directions of the sleeve rod and the extension rod, thereby completing the splicing of the sleeve rod, the extension rod and the installation rod.

[0021] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the structure after splicing of the utility model;

[0023] Figure 2 This is a schematic diagram of the cross-sectional structure of the installation rod of the utility model;

[0024] Figure 3 This is a schematic diagram of the cross-sectional structure of the installation rod of the utility model;

[0025] Figure 4 It is a schematic diagram of the structure of the sleeve rod and the extension rod of the utility model;

[0026] Figure 5 It is a schematic diagram of the rotating rod structure of the utility model;

[0027] In the figure: 1. Mounting rod; 2. Cross-shaped slot; 3. L-shaped slot; 4. Limit plate 1; 5. Sleeve rod; 6. Limit plate 2; 7. Limit block; 8. Bolt; 9. Cam; 10. Reflective strip; 11. Limit collar; 12. Insert rod; 13. Limit slot; 14. Rotating rod. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0029] like Figure 1-5 As shown, a temporary fence for a highway includes a mounting rod 1, a cavity is opened inside the mounting rod 1, and L-shaped slots 3 are opened through the inner walls on the left and right sides of the cavity, one end of the L-shaped slot 3 is connected to the cross-shaped slot 2, and the cross-shaped slot 2 penetrates the mounting rod 1 and is opened at both ends of the front inner wall of the cavity, a rotating rod 14 is rotatably installed at the bottom end of the cavity, the top of the rotating rod 14 penetrates the top center of the mounting rod 1 and is rotatably connected thereto, a limit block 7 is installed at the top of the rotating rod 14, and the two sides of the mounting rod 1 are respectively connected to a limit plate 1 4 and a limit plate 2 6, the limit plate 2 6 is installed at one end of a sleeve rod 5, and the other end of the sleeve rod 5 is provided with an extension rod, and one end of the extension rod is connected to the limit plate 2 6.

[0030] The limit plate 1 4 and the limit plate 2 6 are both arranged to be L-shaped, and one end of the limit plate 1 4 and the limit plate 2 6 are both provided with an insertion rod 12, and a limit ring 11 is sleeved on the outer side of the insertion rod 12, the cross-shaped slot 2 is slidably connected to the limit ring 11 and the insertion rod 12, and the L-shaped slot 3 is slidably connected to the insertion rod 12; when using this device, the limit ring 11 and the insertion rod 12 can be slid into the cross-shaped slot 2 in parallel, and the cross-shaped slot 2 is connected to the L-shaped slot 3 through the cross-shaped slot 2, and the insertion rod 12 will slide into the L-shaped slot 3 through the cross-shaped slot 2. When the insertion rod 12 slides into the L-shaped slot 3, the sleeve rod 5 or the extension rod is dragged downward, and the insertion rod 12 will slide to the bottom end of the L-shaped slot 3, and the limit ring 11 is clamped on the inner side of the L-shaped slot 3, and the limit plate 1 4 and the limit plate 2 6 are attached to the surface of the mounting rod 1.

[0031] The sleeve rod 5 is slidably mounted on the outside of the extension rod, and the extension rod is provided with a plurality of limit slots 13 at equal intervals. The limit slots 13 are threadedly connected to the bolts 8, and the bolts 8 pass through the top of one end of the sleeve rod 5 and are threadedly connected thereto; the bolts 8 can be disconnected from the sleeve rod 5 by rotating the bolts 8, and at this time the bolts 8 are not connected to the limit slots 13, and the extension rod is pulled out of the sleeve rod 5 according to the on-site construction site. When the extension rod is pulled out to a suitable length, the sleeve rod 5 is threadedly connected to one end of the sleeve rod 5 by the bolts 8, and then the limit slots 13 are threadedly connected to the limit slots 13, so that the extended rod that has been slid out can be limited and fixed.

[0032] A reflective strip 10 is disposed on the front side of the sleeve rod 5; the reflective strip 10 can serve as a reminder to passing vehicles at night.

[0033] The outer side of the rotating rod 14 is sleeved with a plurality of cams 9; when the insertion rod 12 slides to the bottom end of the L-shaped slot 3, the user rotates the limit block 7 to make the rotating rod 14 drive the cam 9 to rotate accordingly, and the rotating cam 9 will be pressed on the top of the limit ring 11, limiting the upper and lower directions of the sleeve rod 5 and the extension rod, thereby completing the splicing of the sleeve rod 5, the extension rod and the installation rod 1.

[0034] The working principle and use process of the utility model are as follows: before using the device, the user can pull the extension rod out of the sleeve rod 5 according to the on-site construction site. When the extension rod is pulled out to a suitable length, the sleeve rod 5 is threadedly connected to one end by a bolt 8 and then threadedly connected to the limit slot 13 to limit and fix the extended rod that has been slid out. Then the limit collar 11 and the insertion rod 12 are slid parallel to the cross-shaped slot 2, and the cross-shaped slot 2 is connected to the L-shaped slot 3. The insertion rod 12 will slide into the L-shaped slot 3 through the cross-shaped slot 2. When the insertion rod 12 slides into the L-shaped slot 3 After that, drag the sleeve rod 5 or the extension rod downward, at this time, the insertion rod 12 will slide to the bottom end of the L-shaped slot 3, and the limiting ring 11 will be clamped on the inner side of the L-shaped slot 3. At this time, the limiting plate 1 4 and the limiting plate 2 6 are attached to the surface of the installation rod 1. When the insertion rod 12 slides to the bottom end of the L-shaped slot 3, the user rotates the limiting block 7 to make the rotating rod 14 drive the cam 9 to rotate accordingly. The rotating cam 9 will be pressed on the top of the limiting ring 11, limiting the sleeve rod 5 and the extension rod in the up and down directions, thus completing the splicing of the sleeve rod 5, the extension rod and the installation rod 1.

[0035] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0036] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, embellishments or changes, and can also combine the above technical features in an appropriate manner; these improvements, embellishments, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A temporary fence for a highway, characterized by: The utility model comprises a mounting rod (1), wherein a cavity is provided inside the mounting rod (1), and L-shaped slots (3) are provided through the inner walls on the left and right sides of the cavity, one end of the L-shaped slot (3) is connected to the cross-shaped slot (2), and the cross-shaped slot (2) passes through the mounting rod (1) and is provided at both ends of the front inner wall of the cavity, a rotating rod (14) is rotatably provided at the bottom end of the cavity, the top end of the rotating rod (14) passes through the top center of the mounting rod (1) and is rotatably connected thereto, a limiting block (7) is provided at the top end of the rotating rod (14), and the two sides of the mounting rod (1) are respectively connected to a limiting plate 1 (4) and a limiting plate 2 (6), the limiting plate 2 (6) is provided at one end of a sleeve rod (5), and an extension rod is provided at the other end of the sleeve rod (5), and one end of the extension rod is connected to the limiting plate 2 (6).

2. A temporary highway fence according to claim 1, characterized in that: The limiting plate 1 (4) and the limiting plate 2 (6) are both arranged in an L shape, one end of each of the limiting plate 1 (4) and the limiting plate 2 (6) is provided with an insertion rod (12), and a limiting collar (11) is sleeved on the outer side of the insertion rod (12), the cross-shaped slot (2) is slidably connected to the limiting collar (11) and the insertion rod (12), and the L-shaped slot (3) is slidably connected to the insertion rod (12).

3. A temporary highway fence according to claim 1, characterized in that: The sleeve rod (5) is sleeved and slidably installed on the outer side of the extension rod. The extension rod is provided with a plurality of limit slots (13) at equal intervals. The limit slots (13) are threadedly connected to bolts (8). The bolt (8) tube passes through the top of one end of the sleeve rod (5) and is threadedly connected to it.

4. A temporary highway fence according to claim 1, characterized in that: A reflective strip (10) is arranged on the front side of the sleeve rod (5).

5. The temporary highway fence according to claim 1, characterized in that: A plurality of cams (9) are sleeved on the outer side of the rotating rod (14).

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