CN218092448U - Folding rail guard is used in road bridge construction - Google Patents

Abstract

A folding protective guard for road and bridge construction comprises a plurality of protective plates, wherein the protective plates are provided with hinge mechanisms for connecting other protective plates; the hinge mechanism comprises a first connecting assembly and a second connecting assembly which are matched with each other, the first connecting assembly comprises a sleeve fixedly connected with the protection plate, the second connecting assembly comprises a guide pillar, the guide pillar is rotatably arranged in the sleeve, and the guide pillar is used for connecting other protection plates; the hinge mechanism further comprises a locking assembly capable of locking the guide post. The utility model discloses, folding rail guard is convenient for accomodate and transport to its suitability is strong.

Description

Folding protective fence for road and bridge construction

Technical Field

The utility model relates to a road bridge construction safety device technical field, specific folding rail guard is used in road bridge construction that says so.

Background

When a road or a bridge is constructed, in order to prevent non-construction workers from entering a construction area by mistake, guard rails are arranged at the edges of the construction area, most of the existing guard rails are integral steel frames, and the existing guard rails are large in size and difficult to store and transport; and the length of the guard rail cannot be adjusted according to the construction area by the conventional guard rail.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects that the protective guard is not easy to store and transport and the like in the prior art, the utility model provides a folding protective guard for road and bridge construction, the protective guard is connected through a hinge mechanism, and the number of the protective guard can be adjusted according to the construction site; simultaneously, the rail guard can be folded, and is convenient to store and transport.

In order to achieve the above object, the utility model discloses a concrete scheme does: a folding protective guard for road and bridge construction comprises a plurality of protective plates, wherein the protective plates are provided with hinge mechanisms for connecting other protective plates; the hinge mechanism comprises a first connecting assembly and a second connecting assembly which are matched with each other, the first connecting assembly comprises a sleeve fixedly connected with the protection plate, the second connecting assembly comprises a guide pillar, the guide pillar is rotatably arranged in the sleeve, and the guide pillar is used for connecting other protection plates; the hinge mechanism further comprises a locking assembly capable of locking the guide post.

Do the utility model relates to a road bridge construction is with further optimization of folding rail guard: the first connecting assembly further comprises a first connecting plate, the sleeve is fixedly connected with the protection plate through the first connecting plate, and an obtuse angle is formed between the first connecting plate and the protection plate.

Do the utility model relates to a road bridge construction is with further optimization of folding rail guard: the second connecting assembly comprises a second connecting plate fixedly connected to two ends of the guide pillar, and the second connecting plate is detachably connected with other protection plates.

Do the utility model relates to a road bridge construction is with further optimization of folding rail guard: the locking subassembly sets up the locking pole on the sleeve lateral wall including sliding, one of them set up a plurality of accommodation holes along guide pillar circumferencial direction evenly distributed on the second connecting plate, locking pole slip in-process can stretch into the accommodation hole in to the guard plate locking.

Do the utility model relates to a road bridge construction is with further optimization of folding rail guard: the push rod is fixedly connected to the locking rod and is perpendicular to the locking rod.

Do the utility model relates to a road bridge construction is with further optimization of folding rail guard: the locking assembly further comprises a locking shaft fixedly connected with the outer side wall of the sleeve, a first sliding groove and a second sliding groove which are communicated with each other are formed in the locking shaft, the second sliding groove penetrates through the outer surface of the locking shaft, the locking rod is movably arranged in the first sliding groove, and the push rod is slidably arranged in the second sliding groove and stretches out of the second sliding groove.

Do the utility model relates to a road bridge construction is with further optimization of folding rail guard: the locking shaft is provided with a plurality of accommodating grooves capable of accommodating the push rod, the accommodating grooves are communicated with the second sliding groove, and the inner wall of the accommodating grooves is provided with rubber blocks capable of limiting the push rod in the accommodating grooves.

Has the beneficial effects that:

1) The utility model provides a folding protective guard for road and bridge construction, which is convenient for storage and transportation;

2) The utility model discloses in, the expansion angle of guard plate can be adjusted in setting up of locking subassembly, and the suitability is strong.

Drawings

Fig. 1 is a front view of the guard rail after being unfolded;

fig. 2 is a plan view of the guard rail after being unfolded;

fig. 3 is a top view of the guard rail after folding;

FIG. 4 is a schematic view of the hinge mechanism;

FIG. 5 is a schematic structural view of the latch assembly;

FIG. 6 is a half-sectional view of the latch assembly;

FIG. 7 is a schematic illustration of the locking assembly during locking;

FIG. 8 is a schematic view of the latch assembly when locked;

fig. 9 is a view illustrating a configuration in which the guard rail is unfolded at a certain angle;

description of the drawings: 1. sleeve, 2, first connecting plate, 3, guard plate, 4, fixed plate, 5, guide pillar, 6, accommodation hole, 7, push rod, 8, locking pole, 9, locking axle, 10, accommodation groove, 11, rubber block, 12, first spout, 13, second spout, 14, second connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a road bridge construction is with folding rail guard, includes a plurality of guard plates 3, is provided with the hinge mechanisms who is used for connecting other guard plates 3 on the guard plate 3. In this embodiment, the protection plate 3 is a rectangular plate, as shown in fig. 1, the number of the protection plate 3 is 3, and the number of the hinge mechanisms is 2. An articulated mechanism can dismantle respectively and connect on two adjacent guard plates 3, and guard plate 3 is through articulated mechanism folding together, conveniently accomodate and transport. The hinge mechanisms are detachably connected with the protection plates 3, namely the number of the protection plates 3 can be adjusted according to different construction areas. If the construction area is large, the number of the protection plates 3 can be increased, and the length of the folding protection fence can be increased; if the construction area is small, the number of the protection plates 3 can be properly reduced, and further, the length of the folding protection fence is reduced.

The hinge mechanism comprises a first connecting assembly and a second connecting assembly which are matched with each other, the first connecting assembly comprises a sleeve 1 fixedly connected with the protection plate 3, the second connecting assembly comprises a guide pillar 5, the guide pillar 5 is rotatably arranged in the sleeve 1, as shown in fig. 1, the sleeve 1 is cylindrical, the guide pillar 5 is cylindrical, the diameter of the guide pillar 5 is equal to the inner diameter of the sleeve 1, and the height of the guide pillar 5 is equal to or slightly larger than the height of the sleeve 1. The guide post 5 is used for connecting other protection plates 3; the guard plate 3 connected with the guide post 5 is driven to rotate in the rotating process of the guide post, so that the guard rail is folded and unfolded.

The first connecting assembly further comprises a first connecting plate 2, and the sleeve 1 is fixedly connected with the protection plate 3 through the first connecting plate 2. The first connecting plate 2 is a long strip-shaped plate, the first connecting plate 2 is connected to the outer side wall of the sleeve 1, the first connecting plate 2 and the sleeve 1 can be connected by welding, bolting or integrally, and in this embodiment, the first connecting plate 2 and the sleeve 1 are connected by welding. The connection mode of first connecting plate 2 and guard plate 3 is bolted connection, makes things convenient for first connecting plate 2 and guard plate 3's dismantlement. Be the obtuse angle between first connecting plate 2 and the guard plate 3, guarantee after the rail guard is folded, be parallel to each other between the guard plate 3, avoid having the contained angle and can't reach the purpose of practicing thrift transportation space between two adjacent guard plates 3.

The second connecting assembly comprises a second connecting plate 14 fixedly connected to two ends of the guide post 5, and the second connecting plate 14 is detachably connected with the protection plate 3. As shown in fig. 2, the second connecting plate 14 is a rectangular plate, and the second connecting plate 14 and the guide post 5 can be connected by welding or bolting, in this embodiment, the connection between the two is bolting. The second connecting plate 14 is connected with the protection plate 3 through the fixing plate 4, the second connecting plate 14 is connected with the fixing plate 4 through welding, the fixing plate 4 is connected with the protection plate 3 through bolts, the second connecting plate 14 can be conveniently detached, and the number of the protection plates 3 in the protection fence can be conveniently reduced or increased.

The hinge mechanism further comprises a locking assembly capable of locking the guide pillar 5, the protection plate 3 needs to be locked after being unfolded, and the protection plate 3 is prevented from being folded or rotated under the action of external force in the using process of the protective guard. As shown in fig. 4, the locking assembly includes a locking shaft 9 fixedly connected to the outer side wall of the sleeve 1, in this embodiment, the axis of the locking shaft 9 is parallel to the axis of the sleeve 1, that is, the outer side wall of the locking shaft 9 is fixedly connected to the outer side wall of the sleeve 1, and the connection manner between the two is welding. As shown in fig. 5, a first sliding slot 12 and a second sliding slot 13 which are mutually communicated are formed on the locking shaft 9, the first sliding slot 12 is a circular blind hole which is coaxial with the locking shaft 9, and the diameter of the first sliding slot 12 is smaller than that of the locking shaft 9; the second sliding groove 13 is opened on a side wall of the first sliding groove 12 and penetrates to an outer side surface of the lock shaft 9. The locking subassembly is still including sliding the locking pole 8 that sets up in locking axle 9, and locking pole 8 activity sets up in first spout 12 promptly, and locking pole 8 is cylindricly, and the diameter of locking pole 8 is equal to or is less than the diameter of first spout 12 a little. Push rod 7 is fixedly connected to locking rod 8, push rod 7 is perpendicular to locking rod 8, push rod 7 is slidably disposed in second sliding groove 13 and extends out of second sliding groove 13, and push rod 7 and locking rod 8 can be connected through a screw hole. Correspondingly, as shown in fig. 3, a plurality of accommodating holes 6 are formed in one of the second connecting plates 14 and are uniformly distributed along the circumferential direction of the guide post 5, and the locking rod 8 can extend into the accommodating holes 6 in the sliding process to lock the protection plate 3. In the present embodiment, the number of the receiving holes 6 is 24, and the diameter of the receiving hole 6 is equal to the diameter of the lock pole 8.

A plurality of accommodating grooves 10 capable of accommodating the push rod 7 are formed in the locking shaft 9, the accommodating grooves 10 are communicated with the second sliding grooves 13, and rubber blocks 11 capable of limiting the push rod 7 in the accommodating grooves 10 are arranged on the inner walls of the accommodating grooves 10. In this embodiment, as shown in fig. 5, the number of the accommodating grooves 10 is 2, and the 2 accommodating grooves 10 are respectively disposed at two ends of the second sliding chute 13. During the deployment of the guard rail, as shown in fig. 6, sliding the locking bar 8 to allow the locking bar 8 to be removed from the receiving hole 6, rotating the locking bar 8 and the push rod 7 to push the push rod 7 into the other receiving groove 10, thereby facilitating the deployment of the guard rail. After the protective guard is unfolded, as shown in fig. 8, a part of the locking rod 8 slides into the corresponding receiving hole 6, and the locking rod 8 and the push rod 7 are rotated to push the push rod 7 into the receiving groove 10, so that the protective guard 3 is locked. In reality, some job sites are not regular, so the included angle between the protection plates 3 is different, as shown in fig. 9, the expansion included angle between the protection plates 3 can be adjusted through the locking mechanism, and the protection fence can be applied to different job sites, i.e. the protection fence has strong applicability.

During the process of storing and transporting the protective guard, the protective guard is in a folded state, as shown in fig. 8, a part of the locking rod 8 slides into the corresponding receiving hole 6, the locking rod 8 and the push rod 7 are rotated, and the push rod 7 is pushed into the receiving groove 10, so that the protective guard can be prevented from being unfolded by being influenced by the outside during the process of transporting.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. The utility model provides a road bridge construction is with folding rail guard which characterized in that: the protective plate comprises a plurality of protective plates (3), wherein the protective plates (3) are provided with hinge mechanisms for connecting other protective plates (3);

the hinge mechanism comprises a first connecting assembly and a second connecting assembly which are matched with each other, the first connecting assembly comprises a sleeve (1) fixedly connected with the protection plate (3), the second connecting assembly comprises a guide pillar (5), the guide pillar (5) is rotatably arranged in the sleeve (1), and the guide pillar (5) is used for connecting other protection plates (3);

the hinge mechanism further comprises a locking assembly capable of locking the guide post (5).

2. The folding protective guard for road and bridge construction of claim 1, characterized in that: the first connecting assembly further comprises a first connecting plate (2), the sleeve (1) is fixedly connected with the protection plate (3) through the first connecting plate (2), and an obtuse angle is formed between the first connecting plate (2) and the protection plate (3).

3. The folding guard rail for road and bridge construction as claimed in claim 1, wherein: the second connecting assembly comprises a second connecting plate (14) fixedly connected to two ends of the guide post (5), and the second connecting plate (14) is detachably connected with other protection plates (3).

4. The folding protective guard for road and bridge construction as claimed in claim 3, characterized in that: the locking subassembly is including sliding locking pole (8) that sets up on sleeve (1) lateral wall, one of them set up a plurality of accommodation holes (6) along guide pillar (5) circumferencial direction evenly distributed on second connecting plate (14), locking pole (8) slip in-process can stretch into accommodation hole (6) in to the locking of guard plate (3).

5. The folding guard rail for road and bridge construction as claimed in claim 4, wherein: and a push rod (7) is fixedly connected to the locking rod (8), and the push rod (7) is perpendicular to the locking rod (8).

6. The folding protective guard for road and bridge construction of claim 5, wherein: the locking subassembly still includes and sleeve (1) lateral wall fixed connection's locking axle (9), sets up first spout (12) and second spout (13) that communicate each other on locking axle (9), and locking axle (9) surface is run through in second spout (13), and locking pole (8) activity sets up in first spout (12), and push rod (7) slide to set up in second spout (13) and stretch out second spout (13).

7. The folding guard rail for road and bridge construction as claimed in claim 6, wherein: set up holding tank (10) that a plurality of can hold push rod (7) on locking axle (9), holding tank (10) and second spout (13) intercommunication are provided with on the inner wall of holding tank (10) and can restrict rubber block (11) in holding tank (10) push rod (7).

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