CN109972906B - Municipal construction guardrail convenient to installation is folding - Google Patents
Municipal construction guardrail convenient to installation is folding Download PDFInfo
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- CN109972906B CN109972906B CN201810925743.8A CN201810925743A CN109972906B CN 109972906 B CN109972906 B CN 109972906B CN 201810925743 A CN201810925743 A CN 201810925743A CN 109972906 B CN109972906 B CN 109972906B
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- Prior art keywords
- threaded rod
- guardrail
- rod
- sleeve
- connecting rod
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a municipal construction guardrail convenient to mount and fold, which comprises a bottom plate, wherein a first threaded rod is rotatably mounted in the middle of the upper surface of the bottom plate through a bearing seat, a plurality of guardrail rods are arranged on two sides of the first threaded rod side by side at equal intervals, the first threaded rod is connected with the guardrail rods on the two sides of the first threaded rod and adjacent guardrail rods through a shearing fork mechanism, a first gear is mounted at the bottom of the first threaded rod, first sleeves are rotatably mounted on the bottom plate through bearings on two sides of the first gear, a second gear is mounted on the first sleeves, a second threaded rod penetrates through the first sleeves and is in threaded connection with the first sleeves, the invention is provided with the first threaded rod, the first gear, the second gear, the first sleeves, the second threaded rod and the third threaded rod, can stably support and fix the whole guardrail, and is provided with the second sleeves, the third sleeves, the shearing fork mechanism and the guardrail rods, make whole guardrail can fold the shrink, easy operation, convenient removal and transportation.
Description
Technical Field
The invention relates to the technical field of municipal construction, in particular to a municipal construction guardrail convenient to mount and fold.
Background
The municipal engineering refers to municipal facility construction engineering. In China, municipal facilities refer to various buildings, structures, equipment and the like which are arranged in planning and construction ranges of urban areas and towns (villages) and provide paid or unpaid public products and services for residents based on government responsibilities and obligations. Various public infrastructure construction supporting urban life belongs to municipal engineering categories, such as common urban roads, bridges and subways, and various pipelines closely related to life: rainwater, sewage, water supply, reclaimed water, electric power (parts except red lines), telecommunication, heating power, gas and the like, and construction of squares, urban greening and the like belong to the municipal engineering category.
The construction guardrail is made of an iron pipe and is manufactured by the processes of bending the seamless iron pipe, welding, polishing, high-pressure paint baking, film pasting and the like layer by layer. The method is widely applied to isolation and warning of construction sites. The existing construction guardrail is large in size and inconvenient for workers to transport.
Disclosure of Invention
The invention aims to provide a municipal construction guardrail convenient to mount and fold so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a municipal construction guardrail convenient to installation is folding, includes the bottom plate, rotate through the bearing frame in the middle of the bottom plate upper surface and install first threaded rod, first threaded rod upper portion is rotated through the bearing and is installed the second sleeve, first threaded rod both sides equidistance side by side is equipped with many guardrail bars, and first threaded rod and guardrail bar lower part all overlap and are equipped with the third sleeve, the screw thread section threaded connection of first threaded rod lower part third sleeve and first threaded rod, guardrail bar lower part third sleeve and guardrail bar sliding clearance fit, all connect through cutting fork mechanism between the guardrail bar of first threaded rod and its both sides and between the adjacent guardrail bar.
As a further scheme of the invention: the scissors mechanism comprises a first connecting rod and a second connecting rod which are arranged in a crossed mode, the middle portions of the first connecting rod and the second connecting rod are hinged through a pin, the bottom ends of the first connecting rod and the second connecting rod are hinged with a third sleeve, the top ends of the first connecting rod and the second connecting rod between the first threaded rod and the guardrail rod are hinged with the outer wall of the second sleeve and the upper portion of the guardrail rod respectively, and the top ends of the first connecting rod and the second connecting rod between two adjacent guardrail rods are hinged with the upper portions of the two guardrail rods respectively.
As a further scheme of the invention: and a first handle is fixedly welded at the top end of the first threaded rod.
As a further scheme of the invention: first gear is installed to first threaded rod bottom, lies in first gear both sides on the bottom plate and all installs first sleeve through bearing rotation, installs the second gear on the first sleeve, and second gear and first gear engagement wear to be equipped with the second threaded rod in the first sleeve, second threaded rod and first sleeve threaded connection, second threaded rod bottom welded fastening has first spine portion.
As a further scheme of the invention: the welding of second threaded rod top has the fixed plate, and the guide bar is worn to be equipped with on fixed plate one side, and the guide bar is fixed in the bottom plate upper surface.
As a further scheme of the invention: the guardrail rod is hollow inside, a third threaded rod penetrates through the guardrail rod and is in threaded connection with the guardrail rod, and a second spine part is fixed to the bottom of the third threaded rod in a welded mode.
As a further scheme of the invention: and a second handle is fixedly welded at the top end of the third threaded rod.
Compared with the prior art, the invention has the beneficial effects that: the guardrail comprises a guardrail body, a first sleeve, a second sleeve, a shearing fork mechanism and a guardrail rod, wherein the guardrail body is provided with a first threaded rod, a first gear, a second gear, a first sleeve, a second threaded rod and a third threaded rod, the first gear, the second gear, the first sleeve, the second threaded rod and the third threaded rod are arranged on the guardrail body, the whole guardrail can be stably supported and fixed, the guardrail is prevented from toppling due to collision, the second sleeve, the third sleeve, the shearing fork mechanism.
Drawings
Fig. 1 is a schematic structural view of a municipal construction guardrail convenient to install and fold.
Fig. 2 is a schematic structural view of the folded municipal construction guardrail in another state for facilitating installation.
Fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure: 1-bottom plate, 2-third threaded rod, 3-third sleeve, 4-guard rail, 5-first connecting rod, 6-scissor mechanism, 7-second connecting rod, 8-second handle, 9-first handle, 10-second sleeve, 11-first threaded rod, 12-guide rod, 13-second gear, 14-second threaded rod, 15-first gear, 16-first sleeve, 17-fixing plate, 18-second spine part, 19-pin and 20-first spine part.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the invention, a municipal construction guardrail convenient to mount and fold comprises a bottom plate 1, a first threaded rod 11 is rotatably mounted in the middle of the upper surface of the bottom plate 1 through a bearing seat, a first handle 9 is fixedly welded at the top end of the first threaded rod 11, a first gear 15 is mounted at the bottom of the first threaded rod 11, first sleeves 16 are rotatably mounted on the bottom plate 1 through bearings at two sides of the first gear 15, a second gear 13 is mounted on the first sleeves 16, the second gear 13 is meshed with the first gear 15, a second threaded rod 14 penetrates through the first sleeves 16, the second threaded rod 14 is in threaded connection with the first sleeves 16, a first sharp-pointed part 20 is fixedly welded at the bottom of the second threaded rod 14, a fixing plate 17 is welded at the top end of the second threaded rod, a guide rod 12 is penetrated through one side of the fixing plate 17, the guide rod 12 is fixed on the upper surface of the bottom plate 1, the, the first threaded rod 11 drives the first gear 15 to rotate, the first gear 15 drives the first sleeve 16 to rotate through the second gear 13, the first sleeve 16 and the second threaded rod 14 rotate relatively, the bottom spine part of the second threaded rod 14 pierces into the ground, so as to stably support and fix the whole guardrail, the second sleeve 10 is rotatably installed on the upper part of the first threaded rod 11 through a bearing, a plurality of guardrail rods 4 are arranged on two sides of the first threaded rod 11 side by side in equal distance, the first threaded rod 11 and the lower parts of the guardrail rods 4 are both sleeved with third sleeves 3, the third sleeves 3 on the lower part of the first threaded rod 11 are in threaded connection with the threaded sections of the first threaded rod 11, the third sleeves 3 on the lower part of the guardrail rods 4 are in sliding clearance fit with the guardrail rods 4, the first threaded rod 11 is connected with the guardrail rods 4 on two sides of the first threaded rod and the adjacent guardrail rods 4 through the shearing and forking mechanisms 6, each shearing forking mechanism 6 comprises a, the first connecting rod 5 and the second connecting rod 7 are arranged in a crossed manner, the middle parts of the first connecting rod 5 and the second connecting rod 7 are hinged through a pin 19, the bottom ends of the first connecting rod 5 and the second connecting rod 7 are hinged with the third sleeve 3, the top ends of the first connecting rod 5 and the second connecting rod 7 between the first threaded rod 11 and the guardrail rods 4 are respectively hinged with the outer wall of the second sleeve 10 and the upper parts of the guardrail rods 4, the top ends of the first connecting rod 5 and the second connecting rod 7 between two adjacent guardrail rods 4 are respectively hinged with the upper parts of the two guardrail rods 4, the guardrail rods 4 are hollow, a third threaded rod 2 penetrates through the guardrail rods 4, the third threaded rod 2 is in threaded connection with the guardrail rods 4, a second pointed spine part 18 is fixedly welded at the bottom of the third threaded rod 2, a second handle 8 is fixedly welded at the top end of the third threaded rod 2, the third threaded rod 2 is driven to move downwards by rotating the second handle 8, so that the second pointed spine, further more stable support is fixed to the device.
The working principle of the invention is as follows: when the guardrail is used, the first threaded rod 11 is rotated through the first handle 9, the first threaded rod 11 drives the first gear 15 to rotate, the first gear 15 drives the first sleeve 16 to rotate through the second gear 13, the first sleeve 16 and the second threaded rod 14 rotate relatively, the spine part at the bottom of the second threaded rod 14 penetrates into the ground, so that the whole guardrail is stably supported and fixed, meanwhile, the third sleeve 3 at the lower part of the first threaded rod 11 moves upwards, the guardrail rod 4 moves towards two sides through the scissor mechanism 6, the whole device is in a spread state, different lengths can be spread according to requirements, after the adjustment is completed, the third threaded rod 2 is driven to move downwards through the second handle 8, so that the second spine part 18 penetrates into the ground, the device is further stably supported and fixed, after the use is finished, the device is folded and contracted, and the operation is simple, convenient to move and transport.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (1)
1. The utility model provides a municipal construction guardrail convenient to installation is folding, includes bottom plate (1), its characterized in that, rotate through the bearing frame in the middle of bottom plate (1) upper surface and install first threaded rod (11), first threaded rod (11) upper portion is rotated through the bearing and is installed second sleeve (10), first threaded rod (11) both sides equidistance is equipped with many guardrail bars (4) side by side, first threaded rod (11) and guardrail bar (4) lower part all overlap and are equipped with third sleeve (3), first threaded rod (11) lower part third sleeve (3) and the screw thread section threaded connection of first threaded rod (11), guardrail bar (4) lower part third sleeve (3) and guardrail bar (4) sliding clearance fit, all be connected through cutting fork mechanism (6) between guardrail bar (4) of first threaded rod (11) and its both sides and between adjacent guardrail bar (4), the bottom of the first threaded rod (11) is provided with a first gear (15), the two sides of the first gear (15) on the bottom plate (1) are respectively provided with a first sleeve (16) through a bearing in a rotating way, the first sleeve (16) is provided with a second gear (13), the second gear (13) is meshed with the first gear (15), a second threaded rod (14) penetrates through the first sleeve (16), the second threaded rod (14) is in threaded connection with the first sleeve (16), the bottom of the second threaded rod (14) is fixedly welded with a first spine part (20), the scissors fork mechanism (6) comprises a first connecting rod (5) and a second connecting rod (7), the first connecting rod (5) and the second connecting rod (7) are arranged in a crossed way, the middle parts of the first connecting rod (5) and the second connecting rod (7) are hinged through a pin (19), the bottom ends of the first connecting rod (5) and the second connecting rod (7) are hinged with a third sleeve (3), the top ends of a first connecting rod (5) and a second connecting rod (7) between a first threaded rod (11) and a guardrail rod (4) are respectively hinged with the outer wall of a second sleeve (10) and the upper part of the guardrail rod (4), the top ends of the first connecting rod (5) and the second connecting rod (7) between two adjacent guardrail rods (4) are respectively hinged with the upper parts of the two guardrail rods (4), a first handle (9) is fixedly welded at the top end of the first threaded rod (11), a fixing plate (17) is welded at the top end of the second threaded rod, a guide rod (12) is arranged on one side of the fixing plate (17) in a penetrating manner, the guide rod (12) is fixed on the upper surface of a bottom plate (1), the guardrail rod (4) is hollow, a third threaded rod (2) is arranged in the guardrail rod (4) in a penetrating manner, the third threaded rod (2) is connected with the guardrail rod (4) in a threaded manner, and a second spine part, and a second handle (8) is fixedly welded at the top end of the third threaded rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810925743.8A CN109972906B (en) | 2018-08-15 | 2018-08-15 | Municipal construction guardrail convenient to installation is folding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810925743.8A CN109972906B (en) | 2018-08-15 | 2018-08-15 | Municipal construction guardrail convenient to installation is folding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109972906A CN109972906A (en) | 2019-07-05 |
| CN109972906B true CN109972906B (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810925743.8A Active CN109972906B (en) | 2018-08-15 | 2018-08-15 | Municipal construction guardrail convenient to installation is folding |
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| Country | Link |
|---|---|
| CN (1) | CN109972906B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252832B (en) * | 2020-11-24 | 2021-12-10 | 东营市福祥工贸有限责任公司 | Construction protective guard suitable for complicated topography |
| CN112854891B (en) * | 2021-01-05 | 2022-06-10 | 安徽置达建筑工程有限公司 | Fast-assembling protector is used in municipal garden construction |
| CN114086512A (en) * | 2021-12-06 | 2022-02-25 | 中铁二局集团建筑有限公司 | Small-size river course riverbed cutout sediment removal device |
| CN115370237B (en) * | 2022-07-29 | 2024-04-12 | 浙江高胜环境建设有限公司 | Foldable foundation pit protection fence with warning function |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2217803C (en) * | 1997-06-05 | 2006-10-24 | Frank Venegas Jr. | Hand rail system |
| CN203879034U (en) * | 2014-01-28 | 2014-10-15 | 逄紫薇 | Adjustable guardrail for building engineering |
| CN206722529U (en) * | 2017-03-08 | 2017-12-08 | 东莞市圣荣自动化科技有限公司 | A kind of power equipment guard rail rod of rotation lock button |
| CN206859178U (en) * | 2017-06-29 | 2018-01-09 | 杭州广正建设工程有限公司 | A kind of trash rack |
| CN108386064B (en) * | 2018-01-23 | 2019-10-29 | 温州大学瓯江学院 | A kind of site construction enclosing wind resistant support |
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2018
- 2018-08-15 CN CN201810925743.8A patent/CN109972906B/en active Active
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| Publication number | Publication date |
|---|---|
| CN109972906A (en) | 2019-07-05 |
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