Adjustable guardrail for road construction

Abstract

The utility model provides an adjustable guardrail for road construction, and relates to the technical field of construction guardrail equipment, the adjustable guardrail comprises a bottom rod, two supporting assemblies, two telescopic assemblies, two connecting blocks and a top rod, the bottoms of the supporting assemblies are connected with the bottom rod through the connecting blocks, the top rod is connected to the tops of the two supporting assemblies, and the telescopic assemblies are arranged on the bottom rod. The telescopic assembly is arranged at the tops of the top rod and the bottom rod, the supporting assembly comprises two telescopic rods, a movable sleeve and a threaded rod, the two telescopic rods are inserted into the inner wall of the movable sleeve respectively, the tops and the bottoms of the two telescopic rods are connected with the top rod and the connecting block respectively, and the threaded rod is in threaded connection in the telescopic rods and the movable sleeve. The road construction guardrail device has the advantages of being reasonable in design, simple in structure, safe, reliable, capable of adjusting the height of the road construction guardrail device according to needs, and convenient to store and transport.

Description

Technical Field

[0001] The utility model relates to the technical field of construction guardrail equipment, in particular to an adjustable guardrail for road construction. Background Art

[0002] With the development of society, more and more cement roads, asphalt roads and other roads have appeared widely in people's lives. In the process of road construction, road construction guardrail devices are usually used to block people to prevent them from entering the construction site and causing safety hazards. The existing road construction guardrail devices have certain disadvantages when used. The height of the road construction guardrail devices cannot be adjusted according to needs, and they are not convenient for storage and transportation, which has brought certain adverse effects on actual use.

[0003] How to solve the above technical problems is the subject faced by this utility model. Utility Model Content

[0004] In order to solve the deficiencies of the prior art, the utility model provides an adjustable guardrail for road construction which has a reasonable design, a simple structure, is safe and reliable, and can adjust the height of the road construction guardrail device as needed, making it easy to store and transport.

[0005] The technical solution adopted by the utility model to solve the technical problem is as follows: the utility model provides an adjustable guardrail for road construction, comprising: a bottom bar, a support assembly, a telescopic assembly, a connecting block and a top bar;

[0006] There are two connecting blocks and two supporting assemblies, the bottom of the supporting assembly is connected to the bottom rod through the connecting block, and the top rod is connected to the top of the two supporting assemblies;

[0007] The telescopic assembly is arranged on the top of the top rod and the bottom rod;

[0008] The support assembly includes: a telescopic rod, a movable sleeve and a threaded rod;

[0009] Two telescopic rods are provided and are respectively inserted into the inner wall of the movable sleeve, and the top and bottom of the two telescopic rods are respectively connected to the top rod and the connecting block;

[0010] The threaded rod is threadedly connected to the telescopic rod and the movable sleeve.

[0011] Preferably, through holes are respectively provided at both ends of the movable sleeve, and a plurality of circular holes are provided in each of the telescopic rods, and the threaded rods are threadedly connected in the through holes and the circular holes.

[0012] Preferably, bases are provided at the bottom of the bottom rod and the two connecting blocks, and mounting grooves are provided at the tops of the bases for connecting the bottom rod and the connecting blocks.

[0013] Preferably, the telescopic assembly includes: a connecting seat, a first support arm, a second support arm, a pin, and a slider;

[0014] The first support arm and the second support arm are cross-arranged and provided in a plurality of groups, wherein the middle portions are hinged by a set pin; the tops and bottoms of the plurality of groups of the cross-arranged first support arms and the second support arms are respectively hinged to a connecting seat by a pin;

[0015] One side of each connecting seat is connected to a sliding block.

[0016] Preferably, the top and bottom of the bottom rod and the top rod are respectively provided with sliding grooves, and the sliding block is slidably connected in the sliding grooves.

[0017] Preferably, the cross section of the chute is I-shaped, and the cross section of the slider is I-shaped and fits with the inner wall of the chute.

[0018] The beneficial effects of the utility model are as follows: 1. By using the supporting assembly and the telescopic assembly in coordination, the telescopic rod is moved in the movable sleeve, and the threaded rod is used to lock and limit the position, thereby adjusting the length of the telescopic rod and the movable sleeve and changing the height of the guardrail;

[0019] 2. By setting the telescopic component, after adjusting the height of the supporting component, the telescopic component will follow the rise and fall, thereby changing the overall height to achieve the effect of adaptive adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0021] Figure 2 It is a schematic diagram of the local structure of the utility model.

[0022] Figure 3 This is an enlarged structural diagram of point A of the present utility model.

[0023] Among them, the figures are marked as: 1. bottom rod; 2. support assembly; 201. telescopic rod; 202. movable sleeve; 203. threaded rod; 3. telescopic assembly; 301. connecting seat; 302. first support arm; 303. second support arm; 304. pin; 305. slider; 4. connecting block; 5. base; 6. top rod. DETAILED DESCRIPTION

[0024] In order to clearly illustrate the technical features of this solution, this solution is described below through specific implementation methods.

[0025] like Figure 1-3As shown, an adjustable guardrail for road construction includes: a bottom bar 1, a support assembly 2, a telescopic assembly 3, a connecting block 4 and a top bar 6; two connecting blocks 4 and two support assemblies 2 are provided, the bottom of the support assembly 2 is connected to the bottom bar 1 through the connecting block 4, and the top bar 6 is connected to the top of the two support assemblies 2; the telescopic assembly 3 is provided on the top of the top bar 6 and the bottom bar 1;

[0026] The support assembly 2 includes: a telescopic rod 201, a movable sleeve 202 and a threaded rod 203; two telescopic rods 201 are provided, and are respectively inserted into the inner wall of the movable sleeve 202, and the top and bottom of the two telescopic rods 201 are respectively connected to the top rod 6 and the connecting block 4; the threaded rod 203 is threadedly connected to the telescopic rod 201 and the movable sleeve 202.

[0027] Specifically, by moving the two telescopic rods 201 in the movable sleeve 202, the length of the support assembly 2 can be changed to adapt to different blocking heights.

[0028] like Figure 2 As shown, through holes are respectively opened at both ends of the movable sleeve 202, and a plurality of circular holes are opened in each telescopic rod 201, and the threaded rod 203 is threadedly connected in the through holes and the circular holes.

[0029] Specifically, the threaded rod 203 is provided to limit the movement of the telescopic rod 201 in the interactive sleeve 202, thereby achieving the supporting function and changing the height of the supporting assembly 2.

[0030] like Figure 1 As shown, a base 5 is provided at the bottom of the bottom rod 1 and the two connecting blocks 4, and a mounting groove is provided at the top of the base 5 for connecting the bottom rod 1 and the connecting blocks 4.

[0031] Specifically, the purpose of stably supporting the guardrail can be achieved by providing the base 5 .

[0032] like Figure 1 、 3 As shown, the telescopic assembly 3 includes: a connecting seat 301, a first support arm 302, a second support arm 303, a pin 304, and a slider 305; the first support arm 302 and the second support arm 303 are cross-arranged, and several groups are provided, the middle parts of which are hinged by the provided pin 304; the tops and bottoms of the several groups of cross-arranged first support arms 302 and second support arms 303 are respectively hinged to a connecting seat 301 through the pin 304; one side of each connecting seat 301 is connected to a slider 305.

[0033] Specifically, the guardrail is formed by the telescopic assembly 3, and the purpose of contraction and expansion is achieved by using the cross-arranged first support arm 302 and the second support arm 303.

[0034] like Figure 3 As shown, the top and bottom of the bottom rod 1 and the top rod 6 are respectively provided with sliding grooves, and the slider 305 is slidably connected in the sliding grooves.

[0035] Specifically, the slider 305 can be slid inside the provided sliding groove to achieve the purpose of contraction.

[0036] like Figure 3 As shown, the cross section of the chute is in the shape of an I, and the cross section of the slider 305 is in the shape of an I and fits with the inner wall of the chute.

[0037] Specifically, the I-shaped sliding groove is provided to limit the I-shaped slider 305 .

[0038] The working principle of this utility model is as follows:

[0039] By setting two support assemblies 2, and movably inserting the two telescopic rods 201 on each support assembly 2 into the movable sleeve 202 to move, changing its height, and threadedly fixed by the two threaded rods 203, and then stretching the telescopic assembly 3 according to the height change, thereby changing the overall height and achieving protection, so that the slider 305 slides in the slide groove to achieve the purpose of adjustment.

[0040] The technical features not described in the present invention can be realized by or by adopting the existing technology, and will not be described in detail here. Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention should also fall within the scope of protection of the present invention.

Claims

1. An adjustable guardrail for road construction, characterized in that: include: A bottom rod (1), a support assembly (2), a telescopic assembly (3), a connecting block (4) and a top rod (6); The connecting block (4) and the supporting assembly (2) are provided in two pieces, the bottom of the supporting assembly (2) is connected to the bottom rod (1) via the connecting block (4), and the top rod (6) is connected to the tops of the two supporting assemblies (2); The telescopic assembly (3) is arranged on top of the top rod (6) and the bottom rod (1); The support assembly (2) comprises: a telescopic rod (201), a movable sleeve (202) and a threaded rod (203); Two telescopic rods (201) are provided and are respectively plugged into the inner wall of the movable sleeve (202); the top and bottom of the two telescopic rods (201) are respectively connected to the top rod (6) and the connecting block (4); The threaded rod (203) is threadedly connected to the telescopic rod (201) and the movable sleeve (202).

2. The adjustable guardrail for road construction according to claim 1, characterized in that: Through holes are respectively provided at both ends of the movable sleeve (202), and a plurality of circular holes are provided in each telescopic rod (201), and the threaded rod (203) is threadedly connected in the through holes and the circular holes.

3. The adjustable guardrail for road construction according to claim 1, characterized in that: A base (5) is provided at the bottom of the bottom rod (1) and the two connecting blocks (4), and a mounting groove is provided at the top of the base (5) for connecting the bottom rod (1) and the connecting blocks (4).

4. The adjustable guardrail for road construction according to claim 1, characterized in that: The telescopic assembly (3) comprises: a connecting seat (301), a first support arm (302), a second support arm (303), a pin (304), and a slider (305); The first support arm (302) and the second support arm (303) are cross-arranged and provided in a plurality of groups, wherein the middle portions are hinged by a provided pin shaft (304); The tops and bottoms of the plurality of groups of cross-arranged first support arms (302) and second support arms (303) are respectively hinged to a connecting seat (301) via a pin shaft (304); One side of each connecting seat (301) is connected to a slider (305).

5. The adjustable guardrail for road construction according to claim 4, characterized in that: The top and bottom of the bottom rod (1) and the top rod (6) are respectively provided with sliding grooves, and the sliding block (305) is slidably connected in the sliding grooves.

6. The adjustable guardrail for road construction according to claim 5, characterized in that: The cross section of the chute is in the shape of an I-beam, and the cross section of the slider (305) is in the shape of an I-beam and fits with the inner wall of the chute.

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