CN209211793U - A kind of assembled water-proof railing - Google Patents

A kind of assembled water-proof railing Download PDF

Info

Publication number
CN209211793U
CN209211793U CN201821841796.3U CN201821841796U CN209211793U CN 209211793 U CN209211793 U CN 209211793U CN 201821841796 U CN201821841796 U CN 201821841796U CN 209211793 U CN209211793 U CN 209211793U
Authority
CN
China
Prior art keywords
fixedly connected
support rod
guide tube
side wall
water guide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821841796.3U
Other languages
Chinese (zh)
Inventor
宋敬斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Jingye Metal Industry Co Ltd
Original Assignee
Guangzhou Jingye Metal Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Jingye Metal Industry Co Ltd filed Critical Guangzhou Jingye Metal Industry Co Ltd
Priority to CN201821841796.3U priority Critical patent/CN209211793U/en
Application granted granted Critical
Publication of CN209211793U publication Critical patent/CN209211793U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Sewage (AREA)

Abstract

The utility model discloses a kind of assembled water-proof railings, including handrail, if the bottom of handrail is fixedly connected with each and every one equally distributed support rod, cross bar is provided at bottom between two adjacent support rods, the left and right ends of cross bar are flexibly connected with the side wall of support rod respectively, several equally distributed vertical bars are connected on the top of cross bar, the top of vertical bar is flexibly connected with the bottom of handrail, water guide tube is respectively arranged between two adjacent vertical bars and between vertical bar and support rod, and it is all closed at the top and bottom of water guide tube, first fixed link there are two being respectively fixedly connected on the left and right sides wall of water guide tube, the first fixed link between two vertical bars is fixedly connected with the side wall of two vertical bars respectively with the mutually separate one end of water guide tube, influent hopper is fixedly connected on the top of water guide tube.The utility model makes the present apparatus have the characteristics that install convenient and good water-proof effect by a series of structure.

Description

A kind of assembled water-proof railing
Technical field
The utility model relates to railing technical field, specially a kind of assembled water-proof railing.
Background technique
The railing of building is generally attached by the way of welding, and welding procedure is easily damaged the protection of metal surface The case where layer, makes railing get rusty easily, and the junction between railing is easy to produce ponding, infiltration, railing is further speeded up Speed of getting rusty.In order to guarantee installation strength, building is embedded with a welding by armored concrete at the edge of each balcony Pedestal, this pedestal are difficult to corrode by the protection of concrete, but are an exposure to the railing in air and are exposed to wind and rain, almost It just will appear within 2 years biggish corrosion hole.Owner is difficult to be removed and reinstall after the railing corrosion of the prior art.
Utility model content
The technical issues of the utility model solves is to overcome the installation of the prior art inconvenient and waterproof effect difference etc. lacks It falls into, a kind of assembled water-proof railing is provided.A kind of assembled water-proof railing has install convenient and good water-proof effect etc. special Point.
To achieve the above object, the utility model provides the following technical solutions: a kind of assembled water-proof railing, including helps Hand leans between two adjacent support rods if the bottom of the handrail is fixedly connected with each and every one equally distributed support rod It is provided with cross bar at nearly bottom, the left and right ends of the cross bar are flexibly connected with the side wall of support rod respectively, the top of the cross bar Several equally distributed vertical bars are connected in portion, the top of the vertical bar is flexibly connected with the bottom of handrail, two phases It is respectively arranged with water guide tube between the adjacent vertical bar and between vertical bar and support rod, and the top and bottom of water guide tube are sealed It closes, is respectively fixedly connected on the left and right sides wall of the water guide tube there are two the first fixed link, the institute between two vertical bars It states the first fixed link to be fixedly connected with the side wall of two vertical bars respectively with the mutually separate one end of water guide tube, is located at vertical bar and support rod Between first fixed link be fixedly connected respectively with the side wall of vertical bar and support rod with the mutually separate one end of water guide tube, it is described Influent hopper is fixedly connected on the top of water guide tube, and influent hopper is connected with water guide tube, the left and right of the influent hopper It is respectively fixedly connected with weather board on the inner wall of two sides, the top of two weather boards between two vertical bars is respectively with two The side wall of a vertical bar is fixedly connected, the top of the weather board between vertical bar and support rod respectively with vertical bar and support rod Side wall be fixedly connected, aqueduct is fixedly connected on the bottom of the water guide tube, and aqueduct is connected with water guide tube, it is described The apopore to match with aqueduct is offered on cross bar, the bottom end of the aqueduct extends in apopore, and and apopore Inner wall be fixedly connected.
Preferably, fixed ring, the left and right sides point of the cross bar are respectively sleeved on the cross bar at the left and right sides It is not provided with loose collar, and the left and right ends of the cross bar are each passed through the inner ring of two loose collars, the fixed ring and activity It is fixedly connected with several uniform coil component springs between ring, is offered on the side wall of the loose collar and the side wall of support rod Two the first screw holes, and inserted with the first screw in the first screw hole.
Preferably, mounting groove is offered on the top and bottom of the vertical bar respectively, is set respectively in two mounting grooves It is equipped with spring, the bottom end and top of two springs are fixedly connected with the intracavity bottom of two mounting grooves and top respectively, and two The other end of a spring has been respectively fixedly connected with movable block, and the inner wall of the movable block and mounting groove is slidably connected, and two Connecting rod, connecting rod one end mutually separate with movable block have been respectively fixedly connected on the top and bottom of a movable block It across the notch of mounting groove, and extends to outside mounting groove and is fixedly connected with mounting plate, two mounting plates are mutually remote with connecting rod From top and bottom on be respectively fixedly connected with inserted link, offer and insert respectively on the top of the handrail and the bottom of cross bar The slot that bar matches is opened at two sides respectively on the inner cavity top of two slots and bottom and on two mounting plates Equipped with the second screw hole, and inserted with the second screw in the second screw hole.
Preferably, sliding block is separately installed on the left and right sides wall of the movable block, in the left and right sides of the mounting groove The sliding slot to match with sliding block is offered on wall.
Preferably, it is provided with column below the support rod, threaded rod, institute are fixedly connected on the top of the column The threaded hole for offering on the bottom of support rod and matching with threaded rod is stated, the bottom of the column is fixedly connected with fixed plate.
Preferably, the angle between the top of two weather boards side and influent hopper opposite with handrail is blunt Angle, two weather boards are symmetrical as symmetry axis using the central axis of influent hopper, and offer on the weather board Groove.
Preferably, it has been respectively fixedly connected with the second fixed link on the left and right sides wall of the aqueduct, has been located at two vertical bars Between second fixed link be fixedly connected respectively with the side wall of two vertical bars with the mutually separate one end of aqueduct, be located at vertical bar Side wall of second fixed link between the support rod one end mutually separate with aqueduct respectively with vertical bar and support rod is fixed Connection.
Compared with prior art, the utility model has the beneficial effects that the utility model passes through loose collar, fixed ring, the Mutual cooperation between one screw hole, the first screw and coil component spring, it can be achieved that convenient installation between cross bar and support rod and Disassembly, by between mounting groove, spring, movable block, connecting rod, slot, inserted link, the second screw hole, the second screw and mounting plate Mutual cooperation, it can be achieved that convenient installation and removal between vertical bar, handrail and cross bar, pass through weather board, influent hopper, water guide Mutual cooperation between cylinder and aqueduct effectively the ponding on handrail and vertical bar can be discharged again, so as to effectively improve To the protective of handrail and vertical bar, by the mutual cooperation between column, threaded hole, threaded rod and fixed plate, it can be achieved that branch Length adjustment between strut and column can adapt it to the installation of Different Ground, so as to effectively improve its stability, side Just it uses.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is enlarged drawing at the A of Fig. 1;
Fig. 3 is enlarged drawing at the B of Fig. 1.
Figure label: 1, handrail;2, weather board;3, the first fixed link;4, water guide tube;5, the second fixed link;6, aqueduct; 7, column;8, fixed plate;9, support rod;10, influent hopper;11, vertical bar;12, threaded hole;13, loose collar;14, fixed ring; 15, cross bar;16, coil component spring;17, threaded rod;18, mounting groove;19, spring;20, movable block;21, connecting rod;22, slot; 23, inserted link;24, mounting plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of assembled water-proof railing, including handrail 1, If the bottom of handrail 1 is fixedly connected with each and every one equally distributed support rod 9, the lower section of support rod 9 is provided with column 7, column 7 It is fixedly connected with threaded rod 17 on top, the threaded hole 12 to match with threaded rod 17, column are offered on the bottom of support rod 9 7 bottom is fixedly connected with fixed plate 8, by the mutual cooperation between column 7, threaded hole 12, threaded rod 17 and fixed plate 8, It can be achieved the installation of Different Ground can be adapted it to, so as to effectively mention to the length adjustment between support rod 9 and column 7 Its high stability, is provided with cross bar 15 between two adjacent support rods 9 at bottom, the left and right ends of cross bar 15 respectively with The side wall of support rod 9 is flexibly connected, and is respectively sleeved on fixed ring 14, the left and right two of cross bar 15 at the left and right sides on cross bar 15 Side is respectively arranged with loose collar 13, and the left and right ends of cross bar 15 are each passed through the inner ring of two loose collars 13,14 He of fixed ring Several uniform coil component springs 16 are fixedly connected between loose collar 13, on the side wall of loose collar 13 and the side wall of support rod 9 It opens up there are two the first screw hole, and inserted with the first screw in the first screw hole, passes through loose collar 13, fixed ring 14, the Mutual cooperation between one screw hole, the first screw and coil component spring 16 is, it can be achieved that convenient peace between cross bar 15 and support rod 9 Assembly and disassembly, are connected with several equally distributed vertical bars 11 on the top of cross bar 15, the top of vertical bar 11 and handrail 1 Bottom is flexibly connected, and is offered mounting groove 18 respectively on the top and bottom of vertical bar 11, is respectively arranged in two mounting grooves 18 Spring 19, the bottom end and top of two springs 19 are fixedly connected with the intracavity bottom of two mounting grooves 18 and top respectively, and two The other end of spring 19 has been respectively fixedly connected with movable block 20, and movable block 20 and the inner wall of mounting groove 18 are slidably connected, activity It is separately installed with sliding block on the left and right sides wall of block 20, offers on the left and right sides inner wall of mounting groove 18 and match with sliding block The setting of sliding slot, sliding block and sliding slot can play the role of limit to movable block 20, can effectively prevent movable block 20 from mounting groove It is skidded off in 18, connecting rod 21, connecting rod 21 and movable block 20 has been respectively fixedly connected on the top and bottom of two movable blocks 20 Mutually separate one end passes through the notch of mounting groove 18, and extends to outside mounting groove 18 and be fixedly connected with mounting plate 24, two installations It has been respectively fixedly connected with inserted link 23 on the top and bottom mutually separate with connecting rod 21 of plate 24, the top of handrail 1 and cross bar 15 The slot 22 to match with inserted link 23 is offered on bottom respectively, on the inner cavity top of two slots 22 and bottom and two peaces It offers the second screw hole in loading board 24 respectively at two sides, and passes through installation inserted with the second screw in the second screw hole Between slot 18, spring 19, movable block 20, connecting rod 21, slot 22, inserted link 23, the second screw hole, the second screw and mounting plate 24 Mutual cooperation, it can be achieved that convenient installation and removal between vertical bar 11, handrail 1 and cross bar 15;
Water guide tube 4, and water guide tube are respectively arranged between two adjacent vertical bars 11 and between vertical bar 11 and support rod 9 4 top and bottom are all closed, and are respectively fixedly connected on the left and right sides wall of water guide tube 4 there are two the first fixed link 3, are located at two The first fixed link 3 between a vertical bar 11 is fixedly connected with the side wall of two vertical bars 11 respectively with the mutually separate one end of water guide tube 4, One end mutually separate with water guide tube 4 of the first fixed link 3 between vertical bar 11 and support rod 9 respectively with vertical bar 11 and support rod 9 side wall is fixedly connected, and influent hopper 10 is fixedly connected on the top of water guide tube 4, and influent hopper 10 is connected with water guide tube 4 It is logical, it is respectively fixedly connected with weather board 2 on the left and right sides inner wall of influent hopper 10, two between two vertical bars 11 lead The top of water plate 2 is fixedly connected with the side wall of two vertical bars 11 respectively, two weather boards 2 side and water inlet opposite with handrail 1 Angle between the top of funnel 10 is obtuse angle, and two weather boards 2 are symmetry axis in left and right using the central axis of influent hopper 10 Symmetrically, and on weather board 2 open up it is fluted, the top of the weather board 2 between vertical bar 11 and support rod 9 respectively with vertical bar 11 It is fixedly connected with the side wall of support rod 9, aqueduct 6, and aqueduct 6 and 4 phase of water guide tube is fixedly connected on the bottom of water guide tube 4 It is connected to, has been respectively fixedly connected with the second fixed link 5 on the left and right sides wall of aqueduct 6, second between two vertical bars 11 Fixed link 5 is fixedly connected with the side wall of two vertical bars 11 respectively with the mutually separate one end of aqueduct 6, is located at vertical bar 11 and support rod The second fixed link 5 between 9 is fixedly connected with the side wall of vertical bar 11 and support rod 9 respectively with the mutually separate one end of aqueduct 6, horizontal The apopore to match with aqueduct 6 is offered on bar 15, the bottom end of aqueduct 6 extends in apopore, and with apopore Inner wall is fixedly connected, can be again effective by the mutual cooperation between weather board 2, influent hopper 10, water guide tube 4 and aqueduct 6 By the ponding discharge on handrail 1 and vertical bar 11, so as to effectively improve the protective to handrail 1 and vertical bar 11.
Working principle: when the utility model is used, first when building is built, it is in advance that fixed plate 8 and column 7 is pre-buried Solidified at balcony edge and using cement steel, 7 upper end of column is exposed to cement top, then by column 7 and the (branch of support rod 9 Strut, which is placed on the ground elder generation and connect with other component, to be installed) connection, rotate clockwise or counterclockwise column 7, threaded rod 17 It is rotated clockwise or counterclockwise in threaded hole 12, the length between adjusting post 7 and support rod 9, inwardly pulls loose collar 13, So that loose collar 13 on cross bar 15 to 14 1 Slideslip of fixed ring, coil component spring 16 is in compressive state at this time, by cross bar 15 Be placed between two adjacent support rods 9, loosen loose collar 13, coil component spring 16 elastic force effect under make loose collar 13 with The side wall of support rod 9 is in contact, and the first screw made and the first screw hole are opposite, tightens the first screw, realizes to cross bar 15 Convenient installation, respectively up and down press mounting plate 24, mounting plate 24 drive movable block 20 slided in mounting groove 18, and Spring 19 is squeezed, mounting plate 24 drives inserted link 23 to move to 11 side of vertical bar by connecting rod 21, along the vertical direction by vertical bar 11 On be placed between handrail 1 and cross bar 15, and keep inserted link 23 and slot 22 opposite, the second screw is opposite with the first screw hole, at this time Mounting plate 24 is loosened, under the elastic force effect of spring 19, inserted link 23 enters in slot 22, and tightens the second screw and realize to vertical bar Fixation between 11 and handrail 1 and cross bar 15, it can be achieved that convenient installation and removal between vertical bar 11, handrail 1 and cross bar 15, when When having ponding on handrail 1 and vertical bar 11, ponding is entered in influent hopper 10 by weather board 2, then passes through influent hopper 10 It enters in water guide tube 4, is discharged on ground finally by aqueduct 6, so as to effectively improve to the anti-of handrail 1 and vertical bar 11 Shield property is easy to use.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of assembled water-proof railing, including handrail (1), it is characterised in that: the handrail (1) if bottom be fixedly connected with Each and every one equally distributed support rod (9) is provided with cross bar (15) at bottom between two adjacent support rods (9), The left and right ends of the cross bar (15) are flexibly connected with the side wall of support rod (9) respectively, movable on the top of the cross bar (15) Several equally distributed vertical bars (11) are connected with, the top of the vertical bar (11) is flexibly connected with the bottom of handrail (1), and two It is respectively arranged with water guide tube (4) between the adjacent vertical bar (11) and between vertical bar (11) and support rod (9), and water guide tube (4) it is all closed, is respectively fixedly connected on the left and right sides wall of the water guide tube (4) there are two the first fixed link at the top and bottom of (3), be located at first fixed link (3) between two vertical bars (11) one end mutually separate with water guide tube (4) respectively with two The side wall of vertical bar (11) is fixedly connected, first fixed link (3) and water guide tube between vertical bar (11) and support rod (9) (4) mutually separate one end is fixedly connected with the side wall of vertical bar (11) and support rod (9) respectively, on the top of the water guide tube (4) It is fixedly connected with influent hopper (10), and influent hopper (10) is connected with water guide tube (4), the left and right of the influent hopper (10) It has been respectively fixedly connected with weather board (2) on the inner wall of two sides, has been located at the top of two weather boards (2) between two vertical bars (11) Portion is fixedly connected with the side wall of two vertical bars (11) respectively, the weather board (2) between vertical bar (11) and support rod (9) Top be fixedly connected respectively with the side wall of vertical bar (11) and support rod (9), be fixedly connected on the bottom of the water guide tube (4) Aqueduct (6), and aqueduct (6) is connected with water guide tube (4), offers on the cross bar (15) and matches with aqueduct (6) Apopore, the bottom end of the aqueduct (6) extends in apopore, and is fixedly connected with the inner wall of apopore.
2. a kind of assembled water-proof railing according to claim 1, it is characterised in that: close to left and right on the cross bar (15) It is respectively sleeved at two sides fixed ring (14), is respectively arranged with loose collar (13) at left and right sides of the cross bar (15), and described The left and right ends of cross bar (15) are each passed through the inner ring of two loose collars (13), between the fixed ring (14) and loose collar (13) It is fixedly connected with several uniform coil component springs (16), on the side wall of the loose collar (13) and the side wall of support rod (9) First screw hole there are two opening up, and inserted with the first screw in the first screw hole.
3. a kind of assembled water-proof railing according to claim 1, it is characterised in that: the top and bottom of the vertical bar (11) It offers mounting groove (18), is respectively arranged with spring (19) in two mounting grooves (18), two springs respectively in portion (19) bottom end and top is fixedly connected with the intracavity bottom of two mounting grooves (18) and top respectively, two springs (19) The other end be respectively fixedly connected with movable block (20), and the movable block (20) and the inner wall of mounting groove (18) are slidably connected, It has been respectively fixedly connected with connecting rod (21) on the top and bottom of two movable blocks (20), the connecting rod (21) and activity The mutually separate one end of block (20) passes through the notch of mounting groove (18), and extends to outside mounting groove (18) and be fixedly connected with mounting plate (24), inserted link has been respectively fixedly connected on two mounting plates (24) top and bottom mutually separate with connecting rod (21) (23), the slot (22) to match with inserted link (23) is offered respectively on the top of the handrail (1) and the bottom of cross bar (15), Offer the on the inner cavity top of two slots (22) and bottom and on two mounting plates (24) respectively at two sides Two-screw hole, and inserted with the second screw in the second screw hole.
4. a kind of assembled water-proof railing according to claim 3, it is characterised in that: the left and right two of the movable block (20) It is separately installed with sliding block on side wall, offers the sliding slot to match with sliding block on the left and right sides inner wall of the mounting groove (18).
5. a kind of assembled water-proof railing according to claim 1, it is characterised in that: set below the support rod (9) It is equipped with column (7), is fixedly connected with threaded rod (17) on the top of the column (7), opened up on the bottom of the support rod (9) There is the threaded hole (12) to match with threaded rod (17), the bottom of the column (7) is fixedly connected with fixed plate (8).
6. a kind of assembled water-proof railing according to claim 1, it is characterised in that: two weather boards (2) with help Angle between the opposite side of hand (1) and the top of influent hopper (10) is obtuse angle, and two weather boards (2) are with leakage of intaking The central axis of bucket (10) is that symmetry axis is symmetrical, and opens up on the weather board (2) fluted.
7. a kind of assembled water-proof railing according to claim 1, it is characterised in that: the left and right two of the aqueduct (6) It has been respectively fixedly connected with the second fixed link (5) on side wall, has been located at second fixed link (5) between two vertical bars (11) and leads The mutually separate one end of water pipe (6) is fixedly connected with the side wall of two vertical bars (11) respectively, be located at vertical bar (11) and support rod (9) it Between second fixed link (5) one end mutually separate with aqueduct (6) it is solid with the side wall of vertical bar (11) and support rod (9) respectively Fixed connection.
CN201821841796.3U 2018-11-09 2018-11-09 A kind of assembled water-proof railing Active CN209211793U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821841796.3U CN209211793U (en) 2018-11-09 2018-11-09 A kind of assembled water-proof railing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821841796.3U CN209211793U (en) 2018-11-09 2018-11-09 A kind of assembled water-proof railing

Publications (1)

Publication Number Publication Date
CN209211793U true CN209211793U (en) 2019-08-06

Family

ID=67458853

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821841796.3U Active CN209211793U (en) 2018-11-09 2018-11-09 A kind of assembled water-proof railing

Country Status (1)

Country Link
CN (1) CN209211793U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112095945A (en) * 2020-09-27 2020-12-18 深圳千里马装饰集团有限公司 Energy-saving decorative guardrail convenient to install

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112095945A (en) * 2020-09-27 2020-12-18 深圳千里马装饰集团有限公司 Energy-saving decorative guardrail convenient to install
CN112095945B (en) * 2020-09-27 2021-08-17 深圳千里马装饰集团有限公司 Energy-saving decorative guardrail convenient to install

Similar Documents

Publication Publication Date Title
CN207069490U (en) A kind of Improvement type connector for cable bridge
CN203905291U (en) Mounting structure of lower-chord berm of bolt-sphere grid
CN209211793U (en) A kind of assembled water-proof railing
CN109113338B (en) Tool type die carrier for integrally pouring top of constructional column
CN210685393U (en) Eave cantilever concrete structure formwork support
CN218872588U (en) Paint spraying machine for bridge sidewalk guardrail
CN213013977U (en) Reinforced concrete box culvert
CN109138863A (en) A kind of oil pumping rod centering device being easily installed
CN210342669U (en) Anti-bank activity reinforcing apparatus of cast in situ concrete
CN114855881A (en) Self-locking type multifunctional well cover for sewer
CN208128183U (en) A kind of solar panels applied to super high-rise building
CN207718766U (en) A kind of construction site propaganda board
DE202012012639U1 (en) System of elements for the renovation of building facades in post-and-beam construction
CN208996258U (en) A kind of assembled type steel frame stone material curtain wall structure
CN209339377U (en) A kind of installation fixed structure of building wall board
CN213710357U (en) Post-cast strip protection device
CN109382809A (en) What a kind of scene used has the reinforcing bar storage rack for blocking function
CN215928627U (en) Reinforcing device for structural engineering
CN209010096U (en) A kind of New-support erector
CN210273445U (en) Reinforced cable bridge
CN209523460U (en) A kind of construction engineering template mounting structure
CN108316754A (en) A kind of firm guardrail
CN208996329U (en) A kind of roof cornice waterproof structure
CN109723228A (en) A kind of indoor construction pin-connected panel stair temporary guard rail
CN208981434U (en) A kind of draining mounting assembly of residential project

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant