Protective device for municipal road and bridge engineering

Abstract

The utility model discloses a protective device for municipal road and bridge engineering, which belongs to the technical field of municipal road and bridge engineering and comprises a plurality of mounting rods and a plurality of support rods. The base plates are arranged at the bottom ends of the supporting rods correspondingly, and indicator lamps are arranged at the upper ends of the mounting rods correspondingly; the shape of the protection device can be flexibly adjusted, the protection device can easily meet protection work requirements in different scenes, the size of the protection device can be further adjusted according to actual requirements in cooperation with a plurality of liftable mounting rods and a plurality of first handrails, and when the protection device is not in use, the protection device can be conveniently used. According to the protective device for the municipal road and bridge engineering, the occupied space of the protective device can be reduced by adjusting the components, so that the occupied space of the protective device in the storage or transportation process is greatly saved, and the protective device for the municipal road and bridge engineering not only has high flexibility, but also has excellent practicability and space utilization efficiency.

Description

TECHNICAL FIELD

[0001] The utility model belongs to municipal road and bridge engineering technical field, concretely relates to a kind of protective devices for municipal road and bridge engineering. BACKGROUND

[0002] Protective devices for municipal road and bridge engineering refer to various facilities and equipment set to protect the safety of construction personnel, passing pedestrians and vehicles during the construction of municipal roads and bridges, and prevent accidents from happening. Protective devices for municipal road and bridge engineering mainly use physical barriers to separate the human body from dangerous parts during construction, thereby preventing accidents from happening. They can also regulate the order of the construction site and ensure the smooth progress of the construction process through reasonable safety protection facilities. Protective devices for municipal road and bridge engineering are widely used in municipal road construction, bridge construction and other municipal engineering fields.

[0003] Chinese patent publication No. CN220927650U relates to the technical field of road and bridge protective barriers, and discloses a kind of anti-collision protective barriers for municipal road and bridge, including two columns, the bottom surface of column is fixedly connected with base, protective device is arranged between two columns, protective device includes splicing part;Splicing part includes protective rod, threaded column and threaded sleeve, threaded column outer surface is fixedly connected with the outer surface of column. The anti-collision protective barrier for municipal road and bridge, by setting elastic steel plate, telescopic rod, mounting box, limiting block, first spring, T-shaped slider, mounting rod and third spring, when elastic steel plate is impacted, the impact force of car is buffered by using the elastic force of elastic steel plate itself, with the deformation of elastic steel plate, two mounting rods are away from each other, the first spring is compressed, and the telescopic rod is moved backward, the impact force of car is further buffered by using the elastic force of first spring and third spring, the buffering effect of device is improved, and the protectiveness of device is improved.

[0004] The utility model in actual use process, it is usually directly placed in the position that needs protection, but the protective device for municipal road and bridge engineering of prior art mostly adopts fixed setting, leading to its only forming specific shape protective area, flexibility is seriously insufficient, in addition, due to its fixedness and the characteristics of large volume, a lot of space will be occupied in the process of storage or transportation, which undoubtedly increases the complexity and cost of operation, so that the practicality of protective device for municipal road and bridge engineering is lacking. UTILITY MODEL CONTENTS

[0005] The utility model discloses a protective device for municipal road and bridge engineering to solve the problem of flexible adjustment of the shape and volume of the protective device in the prior art.

[0006] To achieve the above object, the utility model provides the following technical scheme: A protection device for municipal road and bridge engineering, including

[0007] Multiple installation rods and multiple support rods;

[0008] Multiple base plates are arranged at the bottom end of multiple support rods, and the upper end of multiple installation rods is equipped with an indicator light;

[0009] Multiple adjusting rods are arranged at the bottom end of multiple installation rods, multiple support rods are equipped with a rectangular groove matched with the adjusting rod at the upper end, the bottom end of multiple adjusting rods is located in multiple rectangular grooves respectively and is connected with the side wall of the rectangular groove in sliding mode;

[0010] Multiple fixed plates are arranged at both sides of multiple installation rods and multiple support rods, and the bottom end of multiple fixed plates at the upper end is equipped with multiple first railings, and the upper end of multiple fixed plates at the bottom end is equipped with multiple second railings.

[0011] In order to flexibly adjust the shape and volume of the protection device, further, one chain assembly is arranged between two adjacent fixed plates, and multiple chain assemblies are equipped with multiple fixed bolts.

[0012] As a preferred embodiment, the bottom end of multiple adjusting rods is equipped with a limiting groove at both sides, a matched locking pin is connected in sliding mode in multiple limiting grooves, the end of multiple locking pins is arranged in arc shape, multiple rectangular grooves are equipped with multiple locking holes matched with the locking pin at both sides, and multiple locking pins are located in multiple locking holes respectively.

[0013] As a preferred embodiment, the bottom end of multiple locking pins is equipped with a limiting spring, and the other end of multiple limiting springs is arranged at one side of multiple limiting grooves.

[0014] As a preferred embodiment, the upper end of multiple second railings is equipped with a positioning groove, the bottom end of multiple first railings is equipped with a positioning rod matched with the positioning groove, multiple positioning rods are located in multiple positioning grooves respectively and are connected with the side wall of the positioning groove in sliding mode.

[0015] In order to improve the stability of the protection device, further, multiple base plates are rotatably connected with multiple support legs at the bottom end, multiple support legs are annularly distributed around the central axis of the base plate, multiple support legs are equipped with a support pad at the bottom end, and the bottom end of multiple support pads is arranged in arc shape.

[0016] As a preferred embodiment, the bottom end of multiple base plates is rotatably connected with a threaded rod, the outer side of the threaded rod is equipped with a sliding sleeve, the side wall of the sliding sleeve is rotatably connected with multiple connecting rods, and the other end of multiple connecting rods is rotatably connected at one side of multiple support legs.

[0017] As a preferred embodiment, the sliding sleeve is provided with a threaded hole matched with the threaded rod, the threaded rod penetrates the threaded hole and is threadedly connected with the side wall of the threaded hole.

[0018] Compared with the prior art, the utility model has the beneficial effects that:

[0019] 1、The utility model discloses a chain assembly and a plurality of fixed bolts are arranged between a plurality of fixed plates, the shape of the protection device can be flexibly adjusted, the protection device can easily adapt to the protection work requirements in different scenes, and the size of the protection device can be adjusted according to actual requirements in cooperation with the plurality of mounting rods and the plurality of first railings, the occupied space of the protection device can be reduced by adjusting the components when the protection device is not used, thereby greatly saving the space occupied during storage or transportation, and the protection device for municipal road and bridge engineering is not only highly flexible, but also excellent in practicability and space utilization efficiency.

[0020] 2、The utility model discloses a plurality of supporting rods are arranged at the bottom end of the base plate, and cooperate with the threaded rod and the plurality of connecting rods, when the threaded rod is rotated, the plurality of supporting rods can be driven to rotate synchronously through the plurality of connecting rods, the stability of the protection device during use is ensured, the volume occupied by the protection device can be significantly reduced, the space utilization efficiency is effectively improved, the transportation cost is reduced, the protection device for municipal road and bridge engineering is excellent in actual application, and excellent flexibility and economy are exhibited in the transportation and storage links, and the overall use effect is better. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the main body appearance schematic view of the utility model structure;

[0022] Figure 2 It is the main view cross section schematic view of the utility model structure;

[0023] Figure 3 It is the side view cross section schematic view of the utility model structure;

[0024] Figure 4 It is Figure 1 It is the structure enlarged schematic view of A in the utility model;

[0025] Figure 5 It is Figure 2 It is the structure enlarged schematic view of B in the utility model.

[0026] In the figure: 1, mounting rod; 2, support rod; 3, base plate; 4, indicator light; 5, adjusting rod; 6, fixed plate; 7, first rail; 8, second rail; 9, chain assembly; 10, fixed bolt; 11, locking pin; 12, locking hole; 13, limiting spring; 14, positioning rod; 15, support pad; 16, threaded rod; 17, connecting rod; 18, support leg; 19, sliding sleeve. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0028] Embodiment 1:

[0029] Please refer to Figures 1-5 The utility model provides a kind of protective device for municipal road and bridge engineering, comprising:

[0030] Multiple mounting rods 1 and multiple support rods 2;

[0031] Multiple base plates 3 are respectively arranged at the bottom end of multiple support rods 2, and the upper end of multiple mounting rods 1 is provided with indicator light 4;

[0032] Multiple adjusting rods 5 are respectively arranged at the bottom end of multiple mounting rods 1, and the upper end of multiple support rods 2 is provided with rectangular slot matched with adjusting rod 5, and the bottom end of multiple adjusting rods 5 is respectively located in multiple rectangular slots and is slidably connected with the side wall of rectangular slot;

[0033] Multiple fixed plates 6 are respectively arranged on both sides of multiple mounting rods 1 and multiple support rods 2, and the bottom end of multiple fixed plates 6 located at the upper end is provided with multiple first rails 7, and the upper end of multiple fixed plates 6 located at the bottom end is provided with multiple second rails 8.

[0034] Specifically, as shown in Figure 1 And Figure 4 One chain assembly 9 is arranged between adjacent two fixed plates 6, and multiple chain assemblies 9 are provided with multiple fixed bolts 10.

[0035] Through the design, the chain assembly 9 between multiple fixed plates 6 can flexibly adjust the protective device for municipal road and bridge engineering into different shapes to meet the protection needs of different scenes, and the chain assembly 9 can be fixed through fixed bolt 10, so that the shape of the protective device for municipal road and bridge engineering can be limited and shaped after being adjusted, and meanwhile, multiple rotatable chain assemblies 9 can make the protective device for municipal road and bridge engineering be rolled up, so that the space occupied by it during transportation or storage can be reduced.

[0036] Specifically, as shown inFigure 2 And Figure 5 As shown in And

[0037] Specifically, as shown in Figure 2 And Figure 5 One end of each of the plurality of locking pins 11 is provided with a limiting spring 13, and the other end of each of the plurality of limiting springs 13 is arranged on one side of the plurality of limiting grooves. The plurality of limiting springs 13 can limit the position of the plurality of locking pins 11 respectively, so that the plurality of locking pins 11 can always be located in the locking hole 12, thereby limiting the height of the protective device for municipal road and bridge engineering.

[0038] Specifically, as shown in Figure 1 And Figure 2 The upper end of each of the plurality of second railings 8 is provided with a positioning groove, and the bottom end of each of the plurality of first railings 7 is provided with a positioning rod 14 matched with the positioning groove. The plurality of positioning rods 14 are respectively located in the plurality of positioning grooves and are in sliding connection with the side walls of the positioning grooves. The plurality of positioning rods 14 located in the positioning grooves can effectively protect the protective device for municipal road and bridge engineering when the height of the protective device is adjusted to different heights.

[0039] Referring to Figures 1-5 When the protective device for municipal road and bridge engineering is used, first, the range to be protected is determined, and then the plurality of chain assemblies 9 are rotated to adjust the shape of the protective device for municipal road and bridge engineering, and the shape is limited by the plurality of fixing bolts 10 to ensure the stability of the protective device for municipal road and bridge engineering during use. When the protective device for municipal road and bridge engineering needs to be stored or transported, the plurality of locking pins 11 are pushed to move the plurality of adjusting rods 5 downward, and then the plurality of locking pins 11 are moved into the plurality of locking holes 12 at the bottom to reduce the volume of the protective device for municipal road and bridge engineering and fix the volume. Then, the plurality of fixing bolts 10 are loosened, and the protective device for municipal road and bridge engineering is rolled up to further reduce the volume of the protective device for municipal road and bridge engineering, thereby greatly saving the space occupied by the protective device for municipal road and bridge engineering during storage or transportation.

[0040] Example 2:

[0041] Please refer to Figures 1-5The utility model provides a kind of protective device for municipal road and bridge engineering, comprising:

[0042] Multiple installation poles 1 and multiple support poles 2;

[0043] Multiple base plates 3 are respectively arranged at the bottom end of multiple support poles 2, and the upper end of multiple installation poles 1 is provided with indicator lights 4;

[0044] Multiple adjusting rods 5 are respectively arranged at the bottom end of multiple installation poles 1, and the upper end of multiple support poles 2 is provided with a rectangular groove matched with the adjusting rod 5, the bottom end of multiple adjusting rods 5 is located in multiple rectangular grooves respectively, and is slidably connected with the sidewall of the rectangular groove;

[0045] Multiple fixed plates 6 are respectively arranged on both sides of multiple installation poles 1 and multiple support poles 2, and the bottom end of multiple fixed plates 6 located at the upper end is provided with multiple first railings 7, and the upper end of multiple fixed plates 6 located at the bottom end is provided with multiple second railings 8.

[0046] Specifically, as shown in Figure 1 and Figure 3 , the bottom end of multiple base plates 3 is rotatably connected with multiple support legs 18, multiple support legs 18 are annularly distributed around the central axis of the base plate 3, the bottom end of multiple support legs 18 is provided with a support pad 15, and the bottom end of multiple support pads 15 is arc-shaped.

[0047] Through its design, through multiple rotatable support legs 18, not only the stability of the protective device for municipal road and bridge engineering can be ensured during use, but also the volume occupied by the protective device for municipal road and bridge engineering can be reduced during transportation or storage, effectively improving the space utilization efficiency.

[0048] Specifically, as shown in Figure 1 and Figure 3 , the bottom end of multiple base plates 3 is rotatably connected with a threaded rod 16, the outer side of the threaded rod 16 is sleeved with a sliding sleeve 19, the sidewall of the sliding sleeve 19 is rotatably connected with multiple connecting rods 17, one end of multiple connecting rods 17 is rotatably connected with multiple support legs 18 on one side, and the threaded rod 16 can drive multiple connecting rods 17 to rotate, so that multiple support legs 18 can be rotated simultaneously.

[0049] Specifically, as shown in Figure 1 and Figure 3 , the sliding sleeve 19 is provided with a threaded hole matched with the threaded rod 16, the threaded rod 16 penetrates the threaded hole and is threadedly connected with the sidewall of the threaded hole, and when the threaded rod 16 rotates, the sliding sleeve 19 can move up and down, and when the threaded rod 16 stops rotating, the position of the sliding sleeve 19 can be locked, so that the position of multiple support legs 18 can be limited to avoid the position deviation during use.

[0050] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A protective device for municipal road and bridge works, characterized in that, The utility model provides a kind of adjustable fence, including: Multiple installation poles (1) and multiple support poles (2); Multiple base plates (3) are respectively provided at the bottom end of multiple support poles (2), and the upper end of multiple installation poles (1) is provided with an indicator light (4); Multiple adjusting rods (5) are respectively provided at the bottom end of multiple installation poles (1), and the upper end of multiple support poles (2) is provided with a rectangular slot matched with the adjusting rod (5), the bottom end of multiple adjusting rods (5) is located in multiple rectangular slots respectively, and is slidably connected with the sidewall of the rectangular slot; Multiple fixed plates (6) are respectively provided on both sides of multiple installation poles (1) and multiple support poles (2), and the bottom end of multiple fixed plates (6) located at the upper end is provided with multiple first railings (7), and the upper end of multiple fixed plates (6) located at the bottom end is provided with multiple second railings (8).

2. A guard for municipal road and bridge works according to claim 1, characterized in that: One chain assembly (9) is provided between two adjacent fixed plates (6), and multiple chain assemblies (9) are provided with multiple fixed bolts (10).

3. A guard for municipal road and bridge works according to claim 1, characterized in that: Multiple limiting grooves are provided on both sides of the bottom end of multiple adjusting rods (5), and multiple locking pins (11) matched with the limiting grooves are slidably connected in multiple limiting grooves, the end of multiple locking pins (11) is provided in arc shape, multiple rectangular slots are provided with multiple locking holes (12) matched with the locking pins (11) on both sides, and multiple locking pins (11) are located in multiple locking holes (12) respectively.

4. A barrier according to claim 3, wherein: Multiple limiting springs (13) are provided at one end of multiple locking pins (11), and the other end of multiple limiting springs (13) is provided on one side of multiple limiting grooves.

5. A guard for municipal road and bridge works according to claim 1, characterized in that: Multiple second railings (8) are provided with positioning grooves at the upper end, multiple first railings (7) are provided with positioning rods (14) matched with the positioning grooves at the bottom end, multiple positioning rods (14) are located in multiple positioning grooves respectively, and are slidably connected with the sidewall of the positioning groove.

6. A shield for municipal road and bridge works according to claim 1, characterized in that: Multiple support legs (18) are rotatably connected at the bottom end of multiple base plates (3), multiple support legs (18) are annularly distributed around the central axis of the base plate (3), multiple support legs (18) are provided with support pads (15) at the bottom end, and the bottom end of multiple support pads (15) is provided in arc shape.

7. A barrier according to claim 6, wherein: Multiple threaded rods (16) are rotatably connected at the bottom end of multiple base plates (3), the outer side of the threaded rod (16) is provided with a sliding sleeve (19), the sidewall of the sliding sleeve (19) is rotatably connected with multiple connecting rods (17), and the other end of multiple connecting rods (17) is rotatably connected on one side of multiple support legs (18).

8. A barrier according to claim 7, wherein: The sliding sleeve is provided with a threaded hole matched with the threaded rod (16), the threaded rod (16) penetrates the threaded hole, and is threadedly connected with the sidewall of the threaded hole.

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