CN220225974U - Roof waterproof recovery structure of assembled green energy-saving building - Google Patents

Roof waterproof recovery structure of assembled green energy-saving building Download PDF

Info

Publication number
CN220225974U
CN220225974U CN202321573170.XU CN202321573170U CN220225974U CN 220225974 U CN220225974 U CN 220225974U CN 202321573170 U CN202321573170 U CN 202321573170U CN 220225974 U CN220225974 U CN 220225974U
Authority
CN
China
Prior art keywords
roof
recycling
sides
recovery
rainwater
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
CN202321573170.XU
Other languages
Chinese (zh)
Inventor
王乾鸿
范立雄
刘萧峰
谭杰
刘振东
陈天雄
徐冰
陈永杰
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.)
China Construction Fifth Bureau South China Construction Co ltd
Original Assignee
China Construction Fifth Bureau South China Construction 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 China Construction Fifth Bureau South China Construction Co ltd filed Critical China Construction Fifth Bureau South China Construction Co ltd
Priority to CN202321573170.XU priority Critical patent/CN220225974U/en
Application granted granted Critical
Publication of CN220225974U publication Critical patent/CN220225974U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

Landscapes

  • Roof Covering Using Slabs Or Stiff Sheets (AREA)

Abstract

The utility model belongs to the field of building engineering waterproof recovery, in particular to a roof waterproof recovery structure of an assembled green energy-saving building, which aims at solving the problems that when rainwater is recovered, larger fallen leaves and impurities fall into a drainage channel along with the inclined surface of the roof, so that the drainage channel is blocked and the rainwater cannot be recovered and utilized.

Description

Roof waterproof recovery structure of assembled green energy-saving building
Technical Field
The utility model relates to the field of waterproof recovery of building engineering, in particular to a roof waterproof recovery structure of an assembled green energy-saving building.
Background
Through retrieval, the patent with the bulletin number of CN216949154U discloses a roof waterproof recovery structure of an assembled green energy-saving building, which comprises a roof layer, waterproof plates, connecting pieces and drainage channels, wherein the roof layer is isosceles trapezoid and is provided with anchoring ribs at the top of the building, the waterproof plates are symmetrically arranged on two sides above the roof layer, one end of each waterproof plate is connected with a mounting seat, two sides of each mounting seat are provided with sliding grooves, the upper end face of each mounting seat is provided with a first sliding block, the upper end of each mounting seat is slidably provided with a top plate, the bottom of each mounting seat is provided with a connecting block, the middle of each connecting block is provided with a through hole, and the connecting pieces are arranged in the middle of each mounting seat; the connecting piece comprises a base, an anchoring column and side plates, wherein the base is arranged in the middle of a roof layer and fixedly connected with the anchoring ribs, positioning grooves matched with the connecting blocks are symmetrically formed in two ends of the base, and positioning blocks matched with the through holes are arranged in the middle of the positioning grooves.
However, the technical scheme has the following problems: when retrieving the rainwater, great fallen leaves and impurity also can fall into the drainage channel along with the inclined plane on roof, lead to the drainage channel to block up, can't carry out recycle to the rainwater.
In view of the above problems, the present disclosure proposes a roof waterproof recycling structure of an assembled green energy-saving building, which is used for solving the above-mentioned problems.
Disclosure of Invention
The utility model provides a roof waterproof recovery structure of an assembled green energy-saving building, which solves the problems that in the prior art, when rainwater is recovered, larger fallen leaves and impurities fall into a drainage channel along with the inclined plane of a roof, so that the drainage channel is blocked, and the rainwater cannot be recovered and utilized.
The utility model provides the following technical scheme:
a roof waterproof recycling structure of an assembled green energy-saving building, comprising:
the roof is triangular, the roof is arranged on a room body, the room body is arranged on a plane, a door and a window are arranged on the front side of the room body, and the highest part of the roof is arranged to be convenient for rainwater to flow and to reduce the arc shape of the roof damaged;
the recovery mechanisms are arranged below two sides of the roof and used for recovering rainwater;
and the filtering mechanism is arranged on the recycling mechanism and used for filtering rainwater to prevent the recycling mechanism from being blocked.
In a possible design, recovery mechanism includes two recovery frames, four recovery pipes and two recovery boxes, two the equal fixedly connected with connecting rod in one side that recovery frames are close to mutually, the one end of connecting rod and the both sides fixed connection of the room body, four the one end of recovery pipe runs through the bottom of two recovery frames respectively and extends to the inside of recovery frame, two the water drainage tank has all been seted up to the inside of recovery frame, two the water drainage tank's shape is pyramid, four the other end of recovery pipe respectively with the top interconnect of two recovery boxes, two the recovery boxes are located the both sides of the room body respectively, two the equal fixedly connected with rectangular plate in top one side of recovery frame, two the top of rectangular plate respectively with the bottom both sides fixed connection of same roof.
In one possible design, the filtering mechanism comprises two first filter screens and two second filter screens, wherein one side of each first filter screen is fixedly connected with the bottom of two inclined planes of a roof respectively, the two filter screens are obliquely arranged and mutually matched with the inclined planes of the roof, the other sides of the two filter screens are fixedly connected with one side of the top of the same recovery frame respectively, one side of each second filter screen is fixedly connected with the other side of each first filter screen, and the other three sides of each second filter screen are fixedly connected with the inner wall of the recovery frame respectively.
In one possible design, the inclined plane both sides of roof all fixedly connected with baffle, four the top of baffle all is provided with and is used for being convenient for retrieve the rainwater to and reduce the arc limit that the baffle receives the damage.
In one possible design, waterproof layers for preventing rainwater from leaking are arranged on inclined planes on two sides of the top of the roof.
In one possible design, the waterproof layer is made of XPS extruded sheet.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
According to the utility model, the baffles are arranged on the two sides of the roof to prevent rainwater from flowing out of the two sides of the roof, so that the rainwater on the roof can be completely collected, and the waterproof layer is arranged on the roof to reduce the probability of rainwater on the roof penetrating into the house, so that the roof is watertight, long-term use of the roof and the house is ensured, the waterproof layer made of the XPS extruded sheet has excellent heat insulation and excellent high-strength compression resistance, and is light in weight, convenient to use, good in stability and corrosion resistance, and the environment-friendly performance of the product is better, so that the waterproof layer is convenient for long-term use of the house and the roof after being arranged on the roof, and the service life of a building is prolonged;
according to the utility model, the recycling and filtering mechanism is arranged on the building, so that when raining, rainwater can be intensively recycled through the two inclined planes of the roof, further, the rainwater can be conveniently used, the waste of water resources can be reduced, the resources are saved, the environment is protected, larger impurities and fallen leaves in the rainwater can be filtered, further, the water can be conveniently flowed, the impurities are prevented from falling into the recycling frame, the normal use of the recycling pipe is ensured, the obliquely arranged first filter screen can slide the impurities to the edge of the recycling frame, the falling is convenient, the rainwater can not be delayed to flow into the recycling frame, and the recycling of the rainwater is ensured.
Drawings
Fig. 1 is a schematic diagram of a front view structure of a roof waterproof recovery structure of an assembled green energy-saving building according to an embodiment of the present utility model;
fig. 2 is a schematic cross-sectional view of a recovery structure of a roof waterproof recovery structure of an assembled green energy-saving building according to an embodiment of the present utility model;
fig. 3 is an enlarged schematic view of a side structure of a roof waterproof recycling structure of an assembled green energy-saving building according to an embodiment of the present utility model;
fig. 4 is an enlarged schematic view of a portion a of a roof waterproof recycling structure of an assembled green energy-saving building according to an embodiment of the present utility model.
Reference numerals:
1. a roof; 2. a baffle; 3. a recovery frame; 4. a recovery pipe; 5. a recovery box; 6. an arc edge; 7. a first filter screen; 8. a second filter screen; 9. a rectangular plate; 10. a drainage channel; 11. and a waterproof layer.
Detailed Description
Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
Example 1
Referring to fig. 1-4, a roofing water-proof recovery structure comprising:
the roof 1 is triangular, the roof 1 is arranged on a house body, the house body is arranged on a plane, a door and a window are arranged on the front side of the house body, and the highest position of the roof 1 is arranged to facilitate rainwater flow and reduce the arc shape of the roof 1 damaged;
the recovery mechanisms are arranged below two sides of the roof 1 and used for recovering rainwater;
and the filtering mechanism is arranged on the recycling mechanism and used for filtering rainwater to prevent the recycling mechanism from being blocked.
Set up on the building and retrieve and filter mechanism for when raining, can concentrate the recovery to the rainwater through two inclined planes on roof 1, and then conveniently use the rainwater, can reduce the waste of water resource, resources are saved, the environmental protection, also can filter great impurity and fallen leaves in the rainwater, and then make things convenient for the flow of water, prevent that the impurity from falling into retrieve in the frame 3, guarantee the normal use of recovery tube 4, the filter screen 7 of slope setting can be with impurity landing to retrieve the frame 3 edge, conveniently fall down, and in not delaying rainwater inflow retrieves the frame 3, guarantee the recycle of rainwater.
Referring to fig. 1-3, the recovery mechanism includes two recovery frames 3, four recovery pipes 4 and two recovery boxes 5, one side that two recovery frames 3 are close to each other is all fixedly connected with connecting rod, the one end of connecting rod and the both sides fixed connection of the room body, the water drainage tank 10 has all been seted up to the inside that two recovery frames 3 were run through respectively to the one end of four recovery pipes 4 bottom of two recovery frames 3 and extended to recovery frame 3, the shape of two water drainage tank 10 is the pyramid, the other end of four recovery pipes 4 is connected with the top of two recovery boxes 5 respectively, two recovery boxes 5 are located the both sides of the room body respectively, the equal fixedly connected with rectangular plate 9 in top one side of two recovery frames 3, the top of two rectangular plate 9 respectively with the bottom both sides fixed connection of same roof 1.
The inclined plane of roof 1 flows the rainwater in the water drainage tank 10 in retrieving frame 3, then flows to in retrieving case 5 through retrieving pipe 4 for when raining, can concentrate the recovery through two inclined planes of roof 1 to the rainwater like this, and then conveniently use the rainwater, can reduce the waste of water resource, resources are saved, environmental protection.
Referring to fig. 1-3, the filtering mechanism comprises two first filter screens 7 and two second filter screens 8, one sides of the two first filter screens 7 are fixedly connected with the bottoms of the two inclined planes of the roof 1 respectively, the two first filter screens 7 are obliquely arranged and mutually matched with the inclined planes of the roof 1, the other sides of the two first filter screens 7 are fixedly connected with one side of the top of the same recovery frame 3 respectively, one sides of the two second filter screens 8 are fixedly connected with the other sides of the first filter screens 7, and the rest three sides of the two second filter screens 8 are fixedly connected with the inner wall of the recovery frame 3.
The filter screen 7 and the filter screen 8 on the inner wall of the recovery frame 3 of the first filter screen 7 which is obliquely arranged between the roofs 1 can filter larger impurities and fallen leaves in rainwater, so that the flow of water is convenient, the impurities are prevented from falling into the recovery frame 3, the normal use of the recovery pipe 4 is ensured, the filter screen 7 which is obliquely arranged can slide the impurities to the edge of the recovery frame 3, the falling is convenient, the rainwater is not delayed to flow into the recovery frame 3, and the recovery utilization of the rainwater is ensured.
The application can be used in the field of assembly type green energy-saving building design, and can also be used in other fields suitable for the application.
Example 2
Referring to fig. 1 to 4, a roof waterproof recovery structure of an assembled green energy-saving building includes:
the roof 1 is triangular, the roof 1 is arranged on a house body, the house body is arranged on a plane, a door and a window are arranged on the front side of the house body, and the highest position of the roof 1 is arranged to facilitate rainwater flow and reduce the arc shape of the roof 1 damaged;
the recovery mechanisms are arranged below two sides of the roof 1 and used for recovering rainwater;
and the filtering mechanism is arranged on the recycling mechanism and used for filtering rainwater to prevent the recycling mechanism from being blocked.
Set up on the building and retrieve and filter mechanism for when raining, can concentrate the recovery to the rainwater through two inclined planes on roof 1, and then conveniently use the rainwater, can reduce the waste of water resource, resources are saved, the environmental protection, also can filter great impurity and fallen leaves in the rainwater, and then make things convenient for the flow of water, prevent that the impurity from falling into retrieve in the frame 3, guarantee the normal use of recovery tube 4, the filter screen 7 of slope setting can be with impurity landing to retrieve the frame 3 edge, conveniently fall down, and in not delaying rainwater inflow retrieves the frame 3, guarantee the recycle of rainwater.
Referring to fig. 1-3, the recovery mechanism includes two recovery frames 3, four recovery pipes 4 and two recovery boxes 5, one side that two recovery frames 3 are close to each other is all fixedly connected with connecting rod, the one end of connecting rod and the both sides fixed connection of the room body, the water drainage tank 10 has all been seted up to the inside that two recovery frames 3 were run through respectively to the one end of four recovery pipes 4 bottom of two recovery frames 3 and extended to recovery frame 3, the shape of two water drainage tank 10 is the pyramid, the other end of four recovery pipes 4 is connected with the top of two recovery boxes 5 respectively, two recovery boxes 5 are located the both sides of the room body respectively, the equal fixedly connected with rectangular plate 9 in top one side of two recovery frames 3, the top of two rectangular plate 9 respectively with the bottom both sides fixed connection of same roof 1.
The inclined plane of roof 1 flows the rainwater in the water drainage tank 10 in retrieving frame 3, then flows to in retrieving case 5 through retrieving pipe 4 for when raining, can concentrate the recovery through two inclined planes of roof 1 to the rainwater like this, and then conveniently use the rainwater, can reduce the waste of water resource, resources are saved, environmental protection.
Referring to fig. 1-3, the filtering mechanism comprises two first filter screens 7 and two second filter screens 8, one sides of the two first filter screens 7 are fixedly connected with the bottoms of the two inclined planes of the roof 1 respectively, the two first filter screens 7 are obliquely arranged and mutually matched with the inclined planes of the roof 1, the other sides of the two first filter screens 7 are fixedly connected with one side of the top of the same recovery frame 3 respectively, one sides of the two second filter screens 8 are fixedly connected with the other sides of the first filter screens 7, and the rest three sides of the two second filter screens 8 are fixedly connected with the inner wall of the recovery frame 3.
The filter screen 7 and the filter screen 8 on the inner wall of the recovery frame 3 of the first filter screen 7 which is obliquely arranged between the roofs 1 can filter larger impurities and fallen leaves in rainwater, so that the flow of water is convenient, the impurities are prevented from falling into the recovery frame 3, the normal use of the recovery pipe 4 is ensured, the filter screen 7 which is obliquely arranged can slide the impurities to the edge of the recovery frame 3, the falling is convenient, the rainwater is not delayed to flow into the recovery frame 3, and the recovery utilization of the rainwater is ensured.
Referring to fig. 1-3, two sides of an inclined plane of a roof 1 are fixedly connected with baffles 2, and tops of the four baffles 2 are provided with arc edges 6 for facilitating rainwater recovery and reducing damage to the baffles 2.
The baffles 2 are arranged on two sides of the roof 1 to prevent rainwater from flowing out of two sides of the roof 1, so that the rainwater on the roof 1 can be completely collected.
Referring to fig. 1 and 4, waterproof layers 11 for preventing rainwater from leaking are provided on both side slopes of the top of the roof 1.
The waterproof layer 11 arranged on the roof 1 can reduce the probability of rainwater on the roof 1 penetrating into the house body, so that the roof 1 is free from water leakage, and the long-term use of the roof 1 and the house body is ensured.
Referring to fig. 1 and 4, the waterproof layer 11 is made of XPS extruded sheet.
The waterproof layer 11 of XPS extruded sheet has excellent heat preservation and insulation and excellent high strength compressive resistance to the texture is light, convenient to use, still has stability, characteristics that the anticorrosive is good, and its product environmental protection performance is better, makes behind setting up waterproof layer 11 on roof 1, the long-term use of the room body and roof 1 of being convenient for, extension building's life.
The working principle and the using flow of the technical scheme are as follows: during specific use, the inclined plane of roof 1 flows the rainwater to retrieve in the water drainage tank 10 in the frame 3, then flow to the recovery tank 5 through retrieving pipe 4, so when raining, can concentrate the recovery to the rainwater through two inclined planes of roof 1, and then the convenience is used the rainwater, can reduce the waste of water resource, resources are saved, protect the environment, the filter screen 7 of slope setting between roof 1 and the No. two filter screens 8 on the inner wall of retrieving frame 3, can filter great impurity and fallen leaves in the rainwater, and then make things convenient for the flow of water, prevent that the impurity from falling into retrieve in the frame 3, guarantee the normal use of retrieving pipe 4, the filter screen 7 of slope setting can be with the impurity landing to retrieve frame 3 edge, and conveniently fall, and not delay the rainwater to flow into retrieve in the frame 3, guarantee the recycle of rainwater, set up baffle 2 in the both sides of roof 1, prevent that the rainwater from flowing out from the both sides of roof 1, and then guarantee that the rainwater on roof 1 can all collect, waterproof layer 11 that set up on roof 1, can reduce roof 1 and permeate the rainwater probability in the roof 1, guarantee that the roof 1 has good performance and good performance, and long-term use performance are guaranteed for roof 1, the roof 1, and the roof is good, and the quality and the heat preservation performance are guaranteed, and the roof 1, and the quality is good and the quality and the roof performance and the roof is guaranteed, and the quality and the heat-proof and the quality is good, and the quality and the roof is good.
The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (6)

1. The utility model provides a waterproof recovery structure of roofing of green energy-conserving building of assembled, its characterized in that includes:
the roof (1), roof (1) is triangle-shaped, roof (1) sets up on the body of the room, and the body of the room sets up on the plane, and the front side of the body of the room is provided with door and window, the highest department of roof (1) sets up to be convenient for the rainwater to flow to and reduce the arc that roof (1) receives the damage;
the recovery mechanisms are arranged below two sides of the roof (1) and used for recovering rainwater;
and the filtering mechanism is arranged on the recycling mechanism and used for filtering rainwater to prevent the recycling mechanism from being blocked.
2. The roof waterproof recycling structure of an assembled green energy-saving building according to claim 1, wherein the recycling mechanism comprises two recycling frames (3), four recycling pipes (4) and two recycling boxes (5), wherein one sides of the recycling frames (3) close to each other are fixedly connected with connecting rods, one ends of the connecting rods are fixedly connected with two sides of a house body, one ends of the recycling pipes (4) penetrate through the bottoms of the two recycling frames (3) respectively and extend to the inside of the recycling frames (3), drainage grooves (10) are formed in the inside of the two recycling frames (3), the shapes of the two drainage grooves (10) are pyramid-shaped, the other ends of the four recycling pipes (4) are connected with the tops of the two recycling boxes (5) respectively, the two recycling boxes (5) are located on two sides of the house body respectively, one sides of the tops of the two recycling frames (3) are fixedly connected with rectangular plates (9), and the tops of the two rectangular plates (9) are fixedly connected with the bottoms of the same roof (1) respectively.
3. The roof waterproof recovery structure of an assembled green energy-saving building according to claim 1, wherein the filtering mechanism comprises two first filter screens (7) and two second filter screens (8), one sides of the first filter screens (7) are fixedly connected with the bottoms of two inclined planes of a roof (1) respectively, the two first filter screens (7) are obliquely arranged and mutually adapt to the inclined planes of the roof (1), the other sides of the two first filter screens (7) are fixedly connected with one side of the top of the same recovery frame (3) respectively, one sides of the two second filter screens (8) are fixedly connected with the other side of the first filter screens (7), and the other three sides of the two second filter screens (8) are fixedly connected with the inner wall of the recovery frame (3).
4. The roof waterproof recovery structure of the assembled green energy-saving building according to claim 1, wherein two sides of an inclined plane of the roof (1) are fixedly connected with baffle plates (2), and the tops of the four baffle plates (2) are provided with arc edges (6) for conveniently recovering rainwater and reducing damage to the baffle plates (2).
5. The roof waterproof recovery structure of the assembled green energy-saving building according to claim 1, wherein waterproof layers (11) for preventing rainwater leakage are arranged on inclined planes on two sides of the top of the roof (1).
6. The roof waterproof recycling structure of the assembled green energy-saving building according to claim 5, wherein the waterproof layer (11) is made of XPS extruded sheets.
CN202321573170.XU 2023-06-20 2023-06-20 Roof waterproof recovery structure of assembled green energy-saving building Active CN220225974U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321573170.XU CN220225974U (en) 2023-06-20 2023-06-20 Roof waterproof recovery structure of assembled green energy-saving building

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321573170.XU CN220225974U (en) 2023-06-20 2023-06-20 Roof waterproof recovery structure of assembled green energy-saving building

Publications (1)

Publication Number Publication Date
CN220225974U true CN220225974U (en) 2023-12-22

Family

ID=89197975

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321573170.XU Active CN220225974U (en) 2023-06-20 2023-06-20 Roof waterproof recovery structure of assembled green energy-saving building

Country Status (1)

Country Link
CN (1) CN220225974U (en)

Similar Documents

Publication Publication Date Title
CN220225974U (en) Roof waterproof recovery structure of assembled green energy-saving building
CN213329592U (en) Building curtain wall with function is collected to rainwater
CN210976385U (en) Door type canopy structure
CN217150973U (en) Energy-saving and heat-insulating structure for roof
CN213418163U (en) Curtain wall convenient to replace and use
CN206368497U (en) A kind of makrolon is U-shaped to strengthen solid slab and using the U-shaped Roof system for strengthening solid slab of the makrolon
CN205475424U (en) Solar collecting system catchments for roof that has formula of curling up a diversion screen convenient to it is dustproof
CN220747445U (en) High weather resistance aluminium magnesium manganese material roof that catchments
CN211523810U (en) Scalable eaves gutter structure
CN211229211U (en) Cornice sliding device of ultra-wide metal roof
CN210152080U (en) Improved umbrella-shaped curtain wall structure
CN212001772U (en) Energy-saving waterproof and moistureproof glass composite curtain wall for building
DE20202801U1 (en) Precast component with integrated solar cell module
CN215011884U (en) Roof greening planting device with water resource storage function
CN106499127B (en) Polycarbonate reinforced solid structural plate and roof system
CN2573949Y (en) Full-plastic water film heat absorption solar heat-collecting board
CN217975094U (en) Aluminum profile convenient for drainage
CN212104869U (en) Energy-saving roof structure for building
CN212115986U (en) Watertight data center cabinet
CN211143537U (en) Architectural design roof eaves mouth watertight fittings
CN212053403U (en) Novel energy-saving roof truss of thermal-insulated multilayer steel construction
CN216475987U (en) Steel construction building canopy structure
CN211500303U (en) Flat-open window auxiliary frame with water dripping line
CN217204953U (en) Snow and rain removing device for steel structure net rack of coal yard
CN220150697U (en) Anti-windshield snow structure for metal roof

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant