CN111927199A - Cement building prefabricated member - Google Patents
Cement building prefabricated member Download PDFInfo
- Publication number
- CN111927199A CN111927199A CN202010774661.5A CN202010774661A CN111927199A CN 111927199 A CN111927199 A CN 111927199A CN 202010774661 A CN202010774661 A CN 202010774661A CN 111927199 A CN111927199 A CN 111927199A
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- China
- Prior art keywords
- ring
- railing
- fixedly connected
- lower extreme
- sliding
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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
-
- 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
- E04H17/20—Posts therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the field of cement prefabricated parts, in particular to a cement building prefabricated part which comprises a first mounting seat, wherein a mounting groove is formed in the first mounting seat, the opening of the mounting groove faces downwards, a pressing plate is connected to the inside of the mounting groove in a sliding mode, an extrusion cavity is formed in the pressing plate and is of an annular structure, an elastic mechanism is installed in the extrusion cavity, a connecting sleeve is installed in the middle of the lower end of the pressing plate, an isolating mechanism and an expanding mechanism are connected to the connecting sleeve, two railing combined parts are connected to the connecting sleeve, the two railing combined parts are identical in size and are clamped together, a base is clamped to the lower ends of the two railing combined parts together, and a second mounting seat is. The invention relates to a combined type cement railing prefabricated part which consists of two railing combined parts, a first mounting seat and a second mounting seat.
Description
Technical Field
The invention relates to the field of cement prefabricated members, in particular to a cement building prefabricated member.
Background
The prefabricated member, also called PC member, is a concrete product produced by standardized, mechanized processing in a factory, and the railing is one of the prefabricated members.
At present used railing prefab is mostly integrative, if the position of railing prefab installation is higher, need just can transport its place of installation with the help of lifting by crane equipment, it is comparatively troublesome, and the installation need a plurality of staff to remove the railing prefab, because the railing prefab is heavier, make the installation can be comparatively inconvenient, in order to guarantee pleasing to the eye during the installation, need make the distance between two adjacent pull rod prefabs the same, so need with the help of measuring tool during the installation, mark out the position of each railing prefab installation, waste time and energy.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a cement building prefabricated member, which solves the problems that most of the currently used railing prefabricated members are integrated, if the installation position of the railing prefabricated member is higher, the railing prefabricated member can be transported to the installation place by means of lifting equipment, the installation is troublesome, a plurality of workers are required to move the railing prefabricated member in the installation process, the installation process is inconvenient due to the fact that the railing prefabricated member is heavier, the distance between two adjacent pull rod prefabricated members is required to be the same in order to ensure the attractiveness in the installation process, and the installation position of each railing prefabricated member needs to be marked by means of a measuring tool in the installation process, so that time and labor are wasted.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a cement building prefabricated part, includes first mount pad, the mounting groove has been seted up to the inside of first mount pad, the opening of mounting groove is down, the inside sliding connection of mounting groove has the clamp plate, the extrusion chamber has been seted up to the inside of clamp plate, the extrusion chamber is the loop configuration, the internally mounted in extrusion chamber has elastic mechanism, the lower extreme mid-mounting of clamp plate has the adapter sleeve, be connected with isolation mechanism and extension mechanism on the adapter sleeve, be connected with two railing sub-assemblies, two on the adapter sleeve railing sub-assembly size is the same and the joint is in the same place, two the common joint of lower extreme of railing sub-assembly has the base, the lower extreme fixedly connected with second mount pad of base, the equal fixedly connected with division board of second mount pad front and back lower extreme and first mount pad front and back upper end.
Specifically, the adapter sleeve includes the slide, the upper end of slide and the lower extreme fixed connection of clamp plate, the lower extreme of slide runs through and sliding connection on the lower extreme lateral wall of first mount pad, the lower extreme joint of slide is in the upper end of two railing sub-assemblies, the spread groove has been seted up to the lower extreme of slide, the spread groove is the loop configuration, the cover is established and fixedly connected with pull ring on the lower extreme circumference outer wall of slide.
Specifically, elastic mechanism includes the sliding ring, sliding ring cover is established and sliding connection is on the slide circumference outer wall of adapter sleeve, the sliding ring upper end is run through perpendicularly and sliding connection has a plurality of dead levers, and is a plurality of dead lever annular distribution is on the sliding ring and the distance between two adjacent dead levers is equal the same, and is a plurality of the equal fixed connection of lower extreme of dead lever is on the lower inner wall of mounting groove, and is a plurality of the dead lever is located all the cover and is equipped with compression spring on the circumference outer wall of sliding ring below, the equal fixed connection of lower extreme of compression spring is on the lower inner wall of mounting groove, the equal fixed connection in the lower extreme of sliding ring in the upper end of compression spring, the inside in extrusion chamber is all inserted to the upper.
Specifically, isolation mechanism includes first equipment ring and second equipment ring, first equipment ring and second equipment ring all are semi-annular structure and joint in the outside both sides of the slide of adapter sleeve respectively, first equipment ring and second equipment ring all are located between the pull ring and the first mount pad of adapter sleeve, the equal fixedly connected with fixture block of one side front and back portion that first equipment ring was connected to the second equipment ring, the equal joint of fixture block is in the inside of first equipment ring.
Specifically, the equal fixedly connected with arm-tie in circumference outer wall middle part of second equipment ring and first equipment ring, the arm-tie all is the arc structure, the kerve has all been seted up to the upper and lower end of arm-tie.
Specifically, the extension mechanism is including extending the cover, extend the cover and overlap the upper end of establishing at two railing sub-assemblies, extend the upper end of cover and insert inside the spread groove of adapter sleeve, extend the upper end fixedly connected with baffle of cover, the baffle is the loop configuration, baffle sliding connection is inside the spread groove of adapter sleeve, extend the solid fixed ring of lower extreme fixedly connected with of cover, gu fixed ring cover establishes and sliding connection is in the upper end of two railing sub-assemblies, run through and threaded connection has a plurality of locating pins on solid fixed ring's the circumference outer wall, adjacent two distance between the locating pin is the same, and is a plurality of the locating pin is located the equal threaded connection of the inside one end of solid fixed ring on the upper end outer wall of.
Specifically, a plurality of locating pins are located all fixedly connected with friction strips on the outside one end circumference outer wall of solid fixed ring, and are same the distance between two adjacent friction strips on the locating pin is all the same.
Specifically, the clamp plate is disc-shaped structure, the diameter of clamp plate is greater than the opening diameter of mounting groove, clamp plate sliding connection is in the inside of mounting groove.
The invention has the beneficial effects that:
(1) the invention relates to a combined type cement railing prefabricated part which consists of two railing combined parts, a first mounting seat and a second mounting seat.
(2) The first mounting seat and the second mounting seat can be fixed on the installed fence frame in advance, only two railing assembly pieces are inserted between the first mounting seat and the second mounting seat in the installation process, and the two railing assembly pieces do not need to be moved in the installation process, so that the installation process is more convenient.
(3) The separation plates are arranged at the front and the rear parts of the first installation seat and the second installation seat, when a plurality of the invention are installed, the distance between two adjacent invention separation plates can be ensured to be the same only by abutting the two adjacent invention separation plates together, and the measurement and marking are not required to be carried out by means of a measuring tool, so that the time and the labor are saved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a cutaway view provided by the present invention;
FIG. 2 is an enlarged view of the area A in FIG. 1;
FIG. 3 is an enlarged view of the area B in FIG. 1;
fig. 4 is a schematic structural diagram of a first mounting seat and a second mounting seat provided by the present invention;
FIG. 5 is a schematic structural diagram of a spring mechanism according to the present invention;
FIG. 6 is a schematic view of the isolation mechanism of the present invention;
fig. 7 is a schematic diagram of an external structure provided by the present invention.
In the figure: 1. a first mounting seat; 2. mounting grooves; 3. connecting sleeves; 31. a slide base; 32. connecting grooves; 33. a pull ring; 4. an elastic mechanism; 41. a slip ring; 42. fixing the rod; 43. a compression spring; 44. a connecting plate; 5. an isolation mechanism; 51. a first assembly ring; 52. a second assembly ring; 53. a clamping block; 54. pulling a plate; 55. groove drawing; 6. an expansion mechanism; 61. an expansion sleeve; 62. a baffle plate; 63. a fixing ring; 64. positioning pins; 65. rubbing the strips; 7. a balustrade assembly; 8. a base; 9. a second mounting seat; 10. a partition plate; 11. pressing a plate; 12. the chamber is squeezed.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-7, the prefabricated cement building component comprises a first installation base 1, wherein an installation groove 2 is formed in the first installation base 1, an opening of the installation groove 2 faces downward, a pressing plate 11 is slidably connected to the inside of the installation groove 2, an extrusion cavity 12 is formed in the pressing plate 11, the extrusion cavity 12 is of an annular structure, an elastic mechanism 4 is installed in the extrusion cavity 12, a connecting sleeve 3 is installed in the middle of the lower end of the pressing plate 11, an isolation mechanism 5 and an expansion mechanism 6 are connected to the connecting sleeve 3, two railing combined parts 7 are connected to the connecting sleeve 3, the railing combined parts 7 are the same in size and are clamped together, a base 8 is clamped to the lower end of the railing combined part 7, a second installation base 9 is fixedly connected to the lower end of the front portion and the rear portion of the base 8, and partition plates 10 are fixedly connected to the upper ends of the front portion and the rear portion of the second installation base 9 and the front portion, can be when a plurality of first mount pad 1 and second mount pad 9 of installation, keep apart two adjacent first mount pad 1 and second mount pad 9 through division board 10, conveniently guarantee the distance between two adjacent first mount pad 1 and the second mount pad 9.
Specifically, clamp plate 11 is disc structure, clamp plate 11's diameter ratio is big than the opening diameter of mounting groove 2, clamp plate 11 sliding connection makes things convenient for clamp plate 11 to slide in the inside of mounting groove 2 in mounting groove 2, extrudes adapter sleeve 3 into the inside of mounting groove 2.
Specifically, adapter sleeve 3 includes slide 31, the upper end of slide 31 and the lower extreme fixed connection of clamp plate 11, the lower extreme of slide 31 runs through and sliding connection is on the lower extreme lateral wall of first mount pad 1, the lower extreme joint of slide 31 is in the upper end of two railing sub-assemblies 7, spread groove 32 has been seted up to the lower extreme of slide 31, spread groove 32 is the loop configuration, the cover is established and fixedly connected with pull ring 33 on the lower extreme circumference outer wall of slide 31, blocks the upper end of two railing sub-assemblies 7 through slide 31, fixes two railing sub-assemblies 7 between first mount pad 1 and second mount pad 9.
Specifically, the elastic mechanism 4 includes a sliding ring 41, the sliding ring 41 is sleeved and slidably connected to the circumferential outer wall of the sliding seat 31 of the connecting sleeve 3, the upper end of the sliding ring 41 vertically penetrates and slidably connects with a plurality of fixing rods 42, the plurality of fixing rods 42 are annularly distributed on the sliding ring 41, the distances between two adjacent fixing rods 42 are the same, the lower ends of the plurality of fixing rods 42 are fixedly connected to the lower inner wall of the mounting groove 2, the circumferential outer wall of the plurality of fixing rods 42 below the sliding ring 41 is sleeved with a compression spring 43, the lower ends of the compression spring 43 are fixedly connected to the lower inner wall of the mounting groove 2, the upper end of the compression spring 43 is fixedly connected to the lower end of the sliding ring 41, the upper ends of the fixing rods 42 are inserted into the extrusion cavity 12, the upper ends of the fixing rods 42 are fixedly connected to a connecting plate 44, and the connecting sleeve 3 can be clamped, the two railing units 7 are initially fixed.
Specifically, the isolation mechanism 5 includes first equipment ring 51 and second equipment ring 52, first equipment ring 51 and second equipment ring 52 all are half ring structure and joint in the outside both sides of slide 31 of adapter sleeve 3 respectively, first equipment ring 51 and second equipment ring 52 all are located between pull ring 33 and the first mount pad 1 of adapter sleeve 3, the equal fixedly connected with fixture block 53 in one side front and back portion that first equipment ring 51 is connected to second equipment ring 52, the equal joint of fixture block 53 is in the inside of first equipment ring 51, the equal fixedly connected with arm-tie 54 in circumference outer wall middle part of second equipment ring 52 and first equipment ring 51, arm-tie 54 all is the arc structure, arm-tie 55 has all been seted up to the upper and lower extreme of arm-tie 54, blocks adapter sleeve 3 through first equipment ring 51 and second equipment ring 52, conveniently blocks the upper end of two railing sub-assemblies 7.
Specifically, the expanding mechanism 6 includes an expanding sleeve 61, the expanding sleeve 61 is sleeved on the upper ends of the two handrail assemblies 7, the upper end of the expanding sleeve 61 is inserted into the connecting groove 32 of the connecting sleeve 3, the upper end of the expanding sleeve 61 is fixedly connected with a baffle 62, the baffle 62 is in an annular structure, the baffle 62 is slidably connected inside the connecting groove 32 of the connecting sleeve 3, the lower end of the expanding sleeve 61 is fixedly connected with a fixing ring 63, the fixing ring 63 is sleeved and slidably connected on the upper ends of the two handrail assemblies 7, a plurality of positioning pins 64 are penetratingly and threadedly connected on the circumferential outer wall of the fixing ring 63, the distances between two adjacent positioning pins 64 are the same, one ends of the positioning pins 64 located inside the fixing ring 63 are threadedly connected on the upper end outer wall of the same-side handrail assembly 7, and a plurality of the positioning pins 64 located on the circumferential outer wall of one end outside, the distance between two adjacent friction strips 65 on the same positioning pin 64 is the same, and the extending sleeve 61 and the fixing ring 63 are sleeved on the two railing assembly units 7, so that the upper ends of the two railing assembly units 7 are conveniently fixed on the first mounting seat 1, and the stability of the two railing assembly units 7 is maintained.
When in use, a worker can move each component forming the invention to an installation place, when in installation, the first installation seat 1 and the second installation seat 9 are fixed on the installed frame body, the first installation seat 1 and the second installation seat 9 are aligned, when the other first installation seat 1 and the other second installation seat 9 are installed, the partition plates 10 installed on the two adjacent first installation seats 1 are abutted together, the partition plates 10 installed on the two adjacent second installation seats 9 are abutted together, the distance between the two adjacent invention is ensured to be the same, when installing two railing assembly pieces 7, the first assembly ring 51 and the second assembly ring 52 are pulled out from between the pull ring 33 and the first installation seat 1 through the pull plate 54, then the two railing assembly pieces 7 are clamped together, one worker pulls the pull ring 33 upwards to abut the pull ring 33 on the lower end of the first installation seat 1, the compression spring 43 is in a stretched state, then another worker can insert the lower ends of the two combined rail assemblies 7 into the base 8, the upper ends of the two rail assemblies 7 are aligned with the first mounting seat 1, then the worker pulling the pull ring 33 releases the pull ring 33, the pull ring 33 is rebounded to the original position under the elastic action of the compression spring 43, the sliding seat 31 for installing the pull ring 33 is clamped at the upper ends of the two rail assemblies 7, the two rail assemblies 7 are fixed between the first mounting seat 1 and the second mounting seat 9, then the first assembly ring 51 and the second assembly ring 52 are clamped back between the first mounting seat 1 and the pull ring 33 to abut against the position of the pull ring 33, then the fixing ring 63 is pulled downwards until the baffle plate 62 abuts against the lower inner wall of the connecting groove 32, and the positioning pins 64 are rotated to insert all the positioning pins 64 on the fixing ring 63 at the upper ends of the two rail assemblies 7, fixing ring 63 is fixed on the upper ends of two railing assembly units 7, so that the upper end sliding seats 31 of the two railing assembly units 7 can be conveniently fixed on the first mounting base 1, and the steps can be repeated when other railing assembly units 7 are mounted.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a cement building prefabricated member, includes first mount pad (1), its characterized in that, mounting groove (2) have been seted up to the inside of first mount pad (1), the opening of mounting groove (2) is down, the inside sliding connection of mounting groove (2) has clamp plate (11), extrusion chamber (12) have been seted up to the inside of clamp plate (11), extrusion chamber (12) are the loop configuration, the internally mounted of extrusion chamber (12) has elastic mechanism (4), the lower extreme mid-mounting of clamp plate (11) has adapter sleeve (3), be connected with isolation mechanism (5) and expansion mechanism (6) on adapter sleeve (3), be connected with two railing sub-assemblies (7) on adapter sleeve (3), two railing sub-assemblies (7) the same and joint together, the lower extreme joint of two railing sub-assemblies (7) has base (8) jointly, the lower extreme fixedly connected with second mount pad (9) of base (8), second mount pad (9) front and back lower extreme and first mount pad (1) front and back upper end equal fixedly connected with division board (10).
2. A cementitious building preform as claimed in claim 1, wherein: adapter sleeve (3) include slide (31), the upper end of slide (31) and the lower extreme fixed connection of clamp plate (11), the lower extreme of slide (31) runs through and sliding connection is on the lower extreme lateral wall of first mount pad (1), the lower extreme joint of slide (31) is in the upper end of two railing sub-assemblies (7), spread groove (32) have been seted up to the lower extreme of slide (31), spread groove (32) are the loop configuration, the cover is established and fixedly connected with pull ring (33) on the lower extreme circumference outer wall of slide (31).
3. A cementitious building preform as claimed in claim 1, wherein: the elastic mechanism (4) comprises a sliding ring (41), the sliding ring (41) is sleeved on and slidably connected to the circumferential outer wall of the sliding seat (31) of the connecting sleeve (3), the upper end of the sliding ring (41) is vertically penetrated and slidably connected with a plurality of fixing rods (42), the fixing rods (42) are annularly distributed on the sliding ring (41), the distances between every two adjacent fixing rods (42) are the same, the lower ends of the fixing rods (42) are fixedly connected to the lower inner wall of the mounting groove (2), the circumferential outer walls of the fixing rods (42) below the sliding ring (41) are sleeved with compression springs (43), the lower ends of the compression springs (43) are fixedly connected to the lower inner wall of the mounting groove (2), the upper ends of the compression springs (43) are fixedly connected to the lower end of the sliding ring (41), and the upper ends of the fixing rods (42) are inserted into the extrusion cavity (12), the upper ends of the fixing rods (42) are fixedly connected with connecting plates (44).
4. A cementitious building preform as claimed in claim 1, wherein: isolation mechanism (5) are including first equipment ring (51) and second equipment ring (52), first equipment ring (51) and second equipment ring (52) all are the semi-annular structure and joint respectively in slide (31) outside both sides of adapter sleeve (3), first equipment ring (51) and second equipment ring (52) all are located between pull ring (33) and first mount pad (1) of adapter sleeve (3), the equal fixedly connected with fixture block (53) of one side front and back portion that first equipment ring (51) was connected in second equipment ring (52), the equal joint of fixture block (53) is in the inside of first equipment ring (51).
5. A cementitious building preform as claimed in claim 4, wherein: the middle parts of the outer walls of the second assembly ring (52) and the first assembly ring (51) are fixedly connected with pull plates (54), the pull plates (54) are of arc-shaped structures, and pull grooves (55) are formed in the upper ends and the lower ends of the pull plates (54).
6. A cementitious building preform as claimed in claim 1, wherein: the expanding mechanism (6) comprises an expanding sleeve (61), the expanding sleeve (61) is sleeved at the upper ends of the two railing assembly parts (7), the upper end of the expansion sleeve (61) is inserted into the connecting groove (32) of the connecting sleeve (3), the upper end of the expansion sleeve (61) is fixedly connected with a baffle plate (62), the baffle plate (62) is of an annular structure, the baffle plate (62) is connected inside the connecting groove (32) of the connecting sleeve (3) in a sliding way, the lower end of the expansion sleeve (61) is fixedly connected with a fixing ring (63), the fixing ring (63) is sleeved and connected with the upper ends of the two railing assemblies (7) in a sliding manner, run through and threaded connection has a plurality of locating pins (64) on the circumference outer wall of solid fixed ring (63), adjacent two distance between locating pin (64) is the same, and is a plurality of locating pin (64) are located the equal threaded connection of the inside one end of solid fixed ring (63) on the upper end outer wall of homonymy railing sub-assembly (7).
7. A cementitious building preform as claimed in claim 6, wherein: a plurality of locating pin (64) are located all fixedly connected with friction strip (65) on the outside one end circumference outer wall of solid fixed ring (63), and are same the distance between two adjacent friction strips (65) on locating pin (64) is all the same.
8. A cementitious building preform as claimed in claim 1, wherein: the pressing plate (11) is of a disc-shaped structure, the diameter of the pressing plate (11) is larger than the opening diameter of the mounting groove (2), and the pressing plate (11) is connected to the inside of the mounting groove (2) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774661.5A CN111927199A (en) | 2020-08-04 | 2020-08-04 | Cement building prefabricated member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774661.5A CN111927199A (en) | 2020-08-04 | 2020-08-04 | Cement building prefabricated member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111927199A true CN111927199A (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010774661.5A Pending CN111927199A (en) | 2020-08-04 | 2020-08-04 | Cement building prefabricated member |
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| Country | Link |
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| CN (1) | CN111927199A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB660125A (en) * | 1948-04-15 | 1951-10-31 | Henry James Winn | Improvements relating to fences |
| CN201074300Y (en) * | 2007-08-06 | 2008-06-18 | 北京利建恒高新技术有限公司 | Fending handrail |
| CN201460409U (en) * | 2009-05-05 | 2010-05-12 | 郑洪生 | Cement guardrail |
| JP2015071907A (en) * | 2013-10-03 | 2015-04-16 | 株式会社奥村組 | Mounting structure of concrete wall railing |
| CN207032719U (en) * | 2017-06-22 | 2018-02-23 | 华川建设集团有限公司 | A kind of wooden railing fixed structure of ancient building |
| CN208441018U (en) * | 2018-06-05 | 2019-01-29 | 核工业华东建设工程集团公司 | A kind of municipal administration guardrail easy for installation |
| CN209011692U (en) * | 2018-10-09 | 2019-06-21 | 安徽华盛建设集团有限公司 | A kind of road construction fence convenient for assembling |
| CN210860376U (en) * | 2019-10-23 | 2020-06-26 | 深圳市烨通科技有限公司 | Adjusting seat convenient to mount and dismount |
-
2020
- 2020-08-04 CN CN202010774661.5A patent/CN111927199A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB660125A (en) * | 1948-04-15 | 1951-10-31 | Henry James Winn | Improvements relating to fences |
| CN201074300Y (en) * | 2007-08-06 | 2008-06-18 | 北京利建恒高新技术有限公司 | Fending handrail |
| CN201460409U (en) * | 2009-05-05 | 2010-05-12 | 郑洪生 | Cement guardrail |
| JP2015071907A (en) * | 2013-10-03 | 2015-04-16 | 株式会社奥村組 | Mounting structure of concrete wall railing |
| CN207032719U (en) * | 2017-06-22 | 2018-02-23 | 华川建设集团有限公司 | A kind of wooden railing fixed structure of ancient building |
| CN208441018U (en) * | 2018-06-05 | 2019-01-29 | 核工业华东建设工程集团公司 | A kind of municipal administration guardrail easy for installation |
| CN209011692U (en) * | 2018-10-09 | 2019-06-21 | 安徽华盛建设集团有限公司 | A kind of road construction fence convenient for assembling |
| CN210860376U (en) * | 2019-10-23 | 2020-06-26 | 深圳市烨通科技有限公司 | Adjusting seat convenient to mount and dismount |
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