CN219490677U - Safety device is used in bridge construction - Google Patents
Safety device is used in bridge construction Download PDFInfo
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- CN219490677U CN219490677U CN202223192600.1U CN202223192600U CN219490677U CN 219490677 U CN219490677 U CN 219490677U CN 202223192600 U CN202223192600 U CN 202223192600U CN 219490677 U CN219490677 U CN 219490677U
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- rotating
- fixedly connected
- bridge construction
- pull rod
- protection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model belongs to the technical field of bridge construction, in particular to a safety protection device for bridge construction, which comprises a fixed base and a protection net body arranged on the fixed base, wherein a rotating assembly is arranged on the fixed base; the rotation component comprises a first rotation seat, a rotating shaft and a ratchet wheel, the upper surface of the fixed base is fixedly connected with the first rotation seat, the inside of the protection net body is fixedly connected with the rotating shaft, the two ends of the rotating shaft penetrate through the first rotation seat, the rotation component is installed through the device, the insert block of the lower end face of the pull rod is driven by the upper handle to be pulled out of the ratchet wheel, the protection net body is rotated to achieve the purpose of angle adjustment of the protection net body, the operation is flexible and convenient, the practicability is high, the protection net is matched with the telescopic component, the sliding rod is telescopically adjusted through rotating the threaded rod, the protection area of the protection net body can be increased through the matched hooks, and the protection safety of the protection net body is improved.
Description
Technical Field
The utility model belongs to the technical field of bridge construction, and particularly relates to a safety protection device for bridge construction.
Background
The bridge construction refers to the process of constructing the bridge according to design contents, mainly refers to the contents of bridge construction technology, construction organization, construction management, construction quality and the like, the bridge generally consists of an upper structure, a lower structure and an accessory structure, the upper structure mainly refers to a bridge span structure and a support system, the lower structure comprises a bridge abutment, a bridge pier and a foundation, and in the bridge construction process, a protective device is usually arranged at the edge of the bridge deck so as to prevent falling caused by construction personnel and false entry of pedestrians and vehicles;
through investigation publication (bulletin) number: CN112647424a discloses a safety protection device for bridge construction, this technology discloses a plate, a fastener and a connecting piece, one side of the pressing plate is provided with a placing block, the upper surface of the placing block is provided with a placing groove along the length direction thereof, the other side is uniformly provided with a plurality of through holes, the fastener is respectively corresponding to the through holes one by one, and comprises a fastening plate and an adjusting screw, the fastening plate is positioned under the pressing plate and is arranged in parallel with the pressing plate, the lower end of the adjusting screw is fixedly connected with the upper surface of the fastening plate vertically, and the safety protection device has the advantages of good connection stability and convenient disassembly and assembly;
the design is not only fixed and stable and convenient to install and detach when in use, and the scope of protection required is greatly different due to different construction operations in the construction process;
in order to solve the problems, the application provides a safety protection device for bridge construction.
Disclosure of Invention
To solve the problems set forth in the background art. The utility model provides a safety protection device for bridge construction, which has the characteristics of being convenient for adjusting the angle of a protection net, expanding the protection area of the protection net according to construction requirements and improving the protection safety.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the safety protection device for bridge construction comprises a fixed base and a protection net body arranged on the fixed base, wherein a rotating assembly is arranged on the fixed base;
the rotation assembly comprises a first rotation seat and a rotation shaft, the upper surface of the fixed base is fixedly connected with the first rotation seat, the rotation shaft is fixedly connected with the inside of the protection net body, and the rotation shaft penetrates through the first rotation seat and is in rotation connection with the first rotation seat through a bearing.
As the safety protection device for bridge construction, the rotating assembly further comprises a fixed cover, a ratchet wheel, a pull rod, an inserting block and a handle, wherein the ratchet wheel is fixedly connected to the outer side wall of one end of the rotating shaft extending to the outside of the first rotating seat, the fixed cover is fixedly connected to the surface of one side of the first rotating seat, which is close to the ratchet wheel, the pull rod is connected to the inner side of the fixed cover in a sliding manner, the handle is fixedly connected to the upper surface of the pull rod, the inserting block is fixedly connected to the lower surface of the pull rod, and the inserting block is in meshed connection with the ratchet wheel.
As the safety protection device for bridge construction, the rotating assembly preferably further comprises a limiting plate and a spring, wherein the limiting plate is fixedly connected to the surface of the pull rod and slides in a slot formed in the fixed cover, the spring is fixedly connected to the upper surface of the limiting plate, the spring is wound on the surface of the pull rod, and one end, away from the limiting plate, of the spring is fixedly connected with the fixed cover.
As the preferable safety protection device for bridge construction, the rotating assembly further comprises a sliding block and a connecting rod, wherein the sliding block is connected in a sliding way on a sliding groove formed in the protective net body frame, the sliding block is connected with the connecting rod in a rotating way through a second rotating seat, and one end, far away from the sliding block, of the connecting rod is connected with the upper surface of the fixed base in a rotating way through a third rotating seat.
The safety protection device for bridge construction preferably comprises a telescopic component, wherein the telescopic component comprises a sliding rod, a hook and a threaded rod, the sliding rod is connected inside a protective net body frame in a sliding mode, the hook is fixedly connected to the surface of the sliding rod, a plurality of jacks which are arranged at equal intervals are formed in one side, away from the hook, of the sliding rod, the threaded rod is connected to the surface of the protective net body in a threaded mode, and the threaded rod extends into the protective net body and is in contact connection with the jacks formed in the sliding rod.
Compared with the prior art, the utility model has the beneficial effects that:
the device is through installing rotating assembly, pulls out from the ratchet through the inserted block of handle drive pull rod lower extreme face, can realize carrying out the purpose of angle modulation to the protection network body through rotating the protection network body, and flexible operation is convenient, and the practicality is strong to cooperate telescopic assembly, through rotating the threaded rod, carries out flexible regulation with the slide bar, and the cooperation couple can increase the protection area of protection network body, improves the protection security of protection network body.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a mating installation view of a stationary shroud and a first rotating seat of the present utility model;
FIG. 3 is an enlarged view of the utility model at A;
fig. 4 is a schematic structural view of the telescopic assembly according to the present utility model.
In the figure:
1. a fixed base; 11. a protective net body;
2. a rotating assembly; 21. a first rotating seat; 22. a rotating shaft; 23. a fixed cover; 24. a ratchet wheel; 25. a pull rod; 26. inserting blocks; 27. a handle; 28. a limiting plate; 29. a spring; 291. a slide block; 292. a connecting rod;
3. a telescoping assembly; 31. a slide bar; 32. a hook; 33. a threaded rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1:
the utility model provides a safety device for bridge construction, includes unable adjustment base 1 and installs the protection network body 11 on unable adjustment base 1.
In this embodiment: through investigation publication (bulletin) number: CN112647424a discloses a safety protection device for bridge construction, this technique discloses board, fastener and connecting piece, one side of clamp plate is equipped with places the piece, and place the upper surface of piece along its length direction and be equipped with the standing groove, the opposite side evenly is equipped with a plurality of through-holes, the fastener has a plurality ofly, respectively with the through-hole one-to-one, and the fastener includes fastening plate and adjusting screw, the fastening plate is located under the clamp plate, and be parallel arrangement with the clamp plate, technical scheme such as adjusting screw lower extreme and the upper surface vertical fixed connection of fastening plate, and have the good and convenient advantage of dismouting of connection stability, the technical problem that exists in this prior art, not only fixed stable and easy to assemble dismantlement during the use as above background art discloses, "because in the work of construction in the work of difference, the scope of required protection is different greatly, the device is when using, because inconvenient to adjust the angle, therefore can not enlarge safety protection area according to different construction requirements, safety protection scope is limited, have certain limitation" on the use, combine to use, this problem is that to exist and compare and is difficult to solve the problem that the flexible subassembly is added for the current application 3.
It should be noted that: the fixing base 1 and the protective net body 11 are formed by combining structures such as a pressing plate, a fastening piece, a fastening plate, an adjusting screw, an adjusting nut, a sliding groove, a connecting piece, a placing block, a through hole, a transverse plate, a vertical plate, a protective net and the like which are disclosed in the patent CN112647424A, and the technical means are not described in detail herein.
Further, the method comprises the following steps:
a rotating assembly 2 is mounted on the stationary base 1.
As shown in fig. 1, 2 and 3:
in combination with the above: the rotating assembly 2 comprises a first rotating seat 21 and a rotating shaft 22, wherein the first rotating seat 21 is fixedly connected to the upper surface of the fixed base 1, the rotating shaft 22 is fixedly connected to the inside of the protection net body 11, and the rotating shaft 22 penetrates through the first rotating seat 21 and is rotatably connected with the first rotating seat 21 through a bearing.
In this embodiment: in the bridge construction process, in order to improve the security of construction, need install the rail guard additional in the both sides of bridge, avoid construction vehicle and constructor to take place the fall accident, through installing rotating assembly 2 on the device, through installing first rotation seat 21 on unable adjustment base 1, through passing the protection network body 11 frame with pivot 22 and fixing to first rotation seat 21 on, can conveniently adjust the protection angle of protection network body 11, it is nimble convenient.
In an alternative embodiment, the rotating assembly 2 further comprises a fixed cover 23, a ratchet wheel 24, a pull rod 25, an insert block 26 and a handle 27, wherein the ratchet wheel 24 is fixedly connected to the outer side wall of one end of the rotating shaft 22 extending to the outside of the first rotating seat 21, the fixed cover 23 is fixedly connected to one side surface of the first rotating seat 21, which is close to the ratchet wheel 24, the pull rod 25 is slidably connected to the inside of the fixed cover 23, the handle 27 is fixedly connected to the upper surface of the pull rod 25, the insert block 26 is fixedly connected to the lower surface of the pull rod 25, and the insert block 26 is in meshed connection with the ratchet wheel 24.
In this embodiment: through installing fixed cover 23 on first rotation seat 21 to at fixed cover 23 internally mounted pull rod 25 makes the inserted block 26 of pull rod 25 lower extreme break away from the restriction to ratchet 24 on the pivot 22 through dragging handle 27, conveniently rotates protection network body 11, realizes the purpose of adjusting the rotation angle of protection network body 11.
In an alternative embodiment, the rotating assembly 2 further includes a limiting plate 28 and a spring 29, the surface of the pull rod 25 is fixedly connected with the limiting plate 28, the limiting plate 28 slides in a slot formed in the fixed cover 23, the upper surface of the limiting plate 28 is fixedly connected with the spring 29, the spring 29 is wound on the surface of the pull rod 25, and one end, away from the limiting plate 28, of the spring 29 is fixedly connected with the fixed cover 23.
In this embodiment: when the angle adjustment of the protective net body 11 is completed, the handle 27 is loosened to enable the spring 29 on the pull rod 25 to extrude the limiting plate 28 to drive the insert block 26 to be clamped into the teeth of the ratchet wheel 24, so that the purpose of fixing the protective net body 11 is achieved.
In an alternative embodiment, the rotating assembly 2 further includes a sliding block 291 and a connecting rod 292, the sliding block 291 is slidably connected with a sliding groove formed on the frame of the protection net body 11, the sliding block 291 is rotatably connected with the connecting rod 292 through the second rotating seat, and one end of the connecting rod 292 away from the sliding block 291 is rotatably connected with the upper surface of the fixed base 1 through the third rotating seat.
In this embodiment: through seting up the spout on protection network body 11 frame, through letting slider 291 slide inside protection network body 11 frame, make slider 291 and connecting rod 292 carry out the support regulation of angle to protection network body 11 through second rotation seat and third rotation seat, increase protection network body 11's protection stability.
It should be noted that: the slider 291 is "protruding" font setting, and slider 291 looks adaptation with the spout of seting up on the protection network body 11 frame improves sliding stability.
It should be noted that: the friction pad is arranged on the surface of the sliding block 291, so that the friction force between the sliding block 291 and the frame of the protective screen body 11 can be increased, and the supporting, adjusting and stabilizing effect is improved.
Further, the method comprises the steps of;
as shown in fig. 1 and 4:
this safety device is used in bridge construction still includes telescopic assembly 3, and telescopic assembly 3 includes slide bar 31, couple 32 and threaded rod 33, and the inside sliding connection of protection network body 11 frame has slide bar 31, and the fixed surface of slide bar 31 is connected with couple 32, and a plurality of equidistance jack of arranging has been seted up to one side that couple 32 was kept away from to slide bar 31, and the surface threaded connection of protection network body 11 has threaded rod 33, and threaded rod 33 extends to the inside of protection network body 11 to with the jack contact connection that slide bar 31 seted up.
In this embodiment: through set up the spout with slide bar 31 looks adaptation in protection network body 11 frame inside, through rotating threaded rod 33, make threaded rod 33 break away from the restriction to slide bar 31, take out tensile length with slide bar 31 to couple 32 on the cooperation slide bar 31 can increase protection network body 11's protection area, convenient operation is nimble, and the practicality is stronger, and protection area increases, improves protection security.
It should be noted that: the sliding rod 31 is matched with a square slot formed in the frame of the protective net body 11, so that the stability of the sliding rod 31 is improved.
Working principle: in the bridge construction process, in order to improve the safety of construction, the protective guard needs to be additionally arranged on two sides of the bridge, the falling accidents of construction vehicles and constructors are avoided, the rotating assembly 2 is arranged on the device, the first rotating seat 21 is arranged on the fixed base 1, the rotating shaft 22 penetrates through the protective net body 11 to be fixed on the first rotating seat 21, the protective angle of the protective net body 11 is conveniently adjusted, the protective net is flexible and convenient, the fixed cover 23 is arranged on the first rotating seat 21, the pull rod 25 is arranged in the fixed cover 23, the insert 26 at the lower end of the pull rod 25 is separated from the limit of the ratchet wheel 24 on the rotating shaft 22 through the pulling handle 27, the protective net body 11 is conveniently rotated, the purpose of adjusting the rotating angle of the protective net body 11 is realized, when the angle adjustment of the protective net body 11 is completed, the handle 27 is loosened to enable the spring 29 on the pull rod 25 to extrude the limiting plate 28 to drive the insert block 26 to be clamped into the teeth of the ratchet wheel 24, the purpose of fixing the protective net body 11 is achieved, through arranging the sliding groove on the frame of the protective net body 11, through enabling the sliding block 291 to slide inside the frame of the protective net body 11, the sliding block 291 and the connecting rod 292 are enabled to support and adjust the angle of the protective net body 11 through the second rotating seat and the third rotating seat, the protective stability of the protective net body 11 is improved, and the telescopic assembly 3 is matched, through arranging the sliding groove matched with the sliding rod 31 inside the frame of the protective net body 11, the threaded rod 33 is enabled to be separated from the limit of the sliding rod 31 through rotating the threaded rod 33, the sliding rod 31 is pulled and stretched for a long time, and the hook 32 on the sliding rod 31 is matched, so that the protective area of the protective net body 11 can be increased, the operation is convenient and flexible, the practicability is stronger, the protective area is increased, the protection safety is improved.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a safety device is used in bridge construction, includes unable adjustment base (1) and installs protection network body (11) on unable adjustment base (1), its characterized in that: a rotating assembly (2) is arranged on the fixed base (1);
the rotating assembly (2) comprises a first rotating seat (21) and a rotating shaft (22), the first rotating seat (21) is fixedly connected with the upper surface of the fixed base (1), the rotating shaft (22) is fixedly connected with the inside of the protective net body (11), and the rotating shaft (22) penetrates through the first rotating seat (21) and is connected with the first rotating seat (21) in a rotating mode through a bearing.
2. The safety device for bridge construction according to claim 1, wherein: the rotating assembly (2) further comprises a fixed cover (23), a ratchet wheel (24), a pull rod (25), an inserting block (26) and a handle (27), wherein the rotating shaft (22) extends to the outer side wall of one end of the outer portion of the first rotating seat (21) and is fixedly connected with the ratchet wheel (24), one side surface of the first rotating seat (21) close to the ratchet wheel (24) is fixedly connected with the fixed cover (23), the inner portion of the fixed cover (23) is slidably connected with the pull rod (25), the upper surface of the pull rod (25) is fixedly connected with the handle (27), the lower surface of the pull rod (25) is fixedly connected with the inserting block (26), and the inserting block (26) is in meshed connection with the ratchet wheel (24).
3. The safety device for bridge construction according to claim 2, wherein: the rotating assembly (2) further comprises a limiting plate (28) and a spring (29), the surface of the pull rod (25) is fixedly connected with the limiting plate (28), the limiting plate (28) slides in a slot formed in the fixed cover (23), the upper surface of the limiting plate (28) is fixedly connected with the spring (29), the spring (29) winds the surface of the pull rod (25), and the spring (29) is far away from one end of the limiting plate (28) and is fixedly connected with the fixed cover (23).
4. The safety device for bridge construction according to claim 1, wherein: the rotating assembly (2) further comprises a sliding block (291) and a connecting rod (292), the sliding grooves formed in the frame of the protective screen body (11) are connected with the sliding block (291) in a sliding mode, the sliding block (291) is connected with the connecting rod (292) through a second rotating seat in a rotating mode, and one end, far away from the sliding block (291), of the connecting rod (292) is connected with the upper surface of the fixed base (1) in a rotating mode through a third rotating seat.
5. The safety device for bridge construction according to claim 1, wherein: still include telescopic assembly (3), telescopic assembly (3) include slide bar (31), couple (32) and threaded rod (33), inside sliding connection of protection network body (11) frame has slide bar (31), the fixed surface of slide bar (31) is connected with couple (32), slide bar (31) are kept away from the jack that a plurality of equidistance was arranged has been seted up to one side of couple (32), the surface threaded connection of protection network body (11) has threaded rod (33), threaded rod (33) extend to inside protection network body (11), and with jack contact connection that slide bar (31) were seted up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223192600.1U CN219490677U (en) | 2022-11-30 | 2022-11-30 | Safety device is used in bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223192600.1U CN219490677U (en) | 2022-11-30 | 2022-11-30 | Safety device is used in bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219490677U true CN219490677U (en) | 2023-08-08 |
Family
ID=87513374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223192600.1U Active CN219490677U (en) | 2022-11-30 | 2022-11-30 | Safety device is used in bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219490677U (en) |
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2022
- 2022-11-30 CN CN202223192600.1U patent/CN219490677U/en active Active
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