CN215978121U - Metal gutter expansion joint overflow leak protection connecting device - Google Patents
Metal gutter expansion joint overflow leak protection connecting device Download PDFInfo
- Publication number
- CN215978121U CN215978121U CN202121753779.6U CN202121753779U CN215978121U CN 215978121 U CN215978121 U CN 215978121U CN 202121753779 U CN202121753779 U CN 202121753779U CN 215978121 U CN215978121 U CN 215978121U
- Authority
- CN
- China
- Prior art keywords
- gutter
- overflow
- downstream
- expansion joint
- metal
- 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
Links
- 239000002184 metal Substances 0.000 title claims abstract description 36
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 32
- 239000010426 asphalt Substances 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 13
- 239000000565 sealant Substances 0.000 claims description 11
- 244000025254 Cannabis sativa Species 0.000 claims description 10
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 10
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 10
- 235000009120 camo Nutrition 0.000 claims description 10
- 235000005607 chanvre indien Nutrition 0.000 claims description 10
- 239000011487 hemp Substances 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 239000013521 mastic Substances 0.000 claims 3
- 239000004519 grease Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 240000008564 Boehmeria nivea Species 0.000 description 2
- 241000208202 Linaceae Species 0.000 description 2
- 235000004431 Linum usitatissimum Nutrition 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000013524 weatherproof sealant Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model discloses an overflow leakage-proof connecting device for a metal gutter expansion joint, which comprises an upstream gutter and a downstream gutter, and is characterized by further comprising a water collecting well, a rainwater hopper, an overflow gutter and a connecting part, wherein one end of the water collecting well is connected to the tail end of the upstream gutter, the interior of the water collecting well is communicated with the rainwater hopper to drain rainwater, the other end of the water collecting well is connected with the overflow gutter, the bottom surface of the overflow gutter is higher than that of the upstream gutter, the part of the downstream gutter connected with the overflow gutter is in a flaring form, the tail end of the overflow gutter is arranged in the downstream gutter in a socket joint mode, and the flexible leakage-proof connection is formed by the connecting part arranged in a connecting gap between the overflow gutter and the downstream gutter. The utility model solves the problem that the drainage of the gutter is discontinuous due to the arrangement of the expansion joints of the gutter on the metal roof, and rainwater cannot leak when flowing through the expansion joints of the gutter.
Description
Technical Field
The utility model belongs to the field of metal roof drainage engineering, and particularly relates to an overflow leakage-proof connecting device for a metal gutter expansion joint.
Background
According to the requirements of related technical standards such as JGJ255 of technical regulations on daylighting roofs and metal roofs, the longer gutter is provided with an expansion joint, and the continuous length of the straight gutter is not more than 30 m. Along with the wide application of large-scale metal roofing structure, the molding of metal roofing is more and more complicated and diversified, and roofing gutter expansion joint sets up more and more difficult, and it is comparatively serious to lead to some building metal roofing to appear the phenomenon of leaking because of gutter expansion joint sets up. Solves the problem that the gutter on the metal roof is not connected, prevents the water leakage of the expansion joint of the gutter, ensures the drainage safety of the large-scale metal roof, and ensures the drainage continuity of the gutter.
As shown in fig. 1, a common metal gutter generally has a rectangular cross section, expansion joints are arranged at intervals of about 30m, the expansion joints are not communicated with each other, that is, an upstream gutter 1 and a downstream gutter 4 form a gutter which is independent in section, each gutter is provided with an independent drainage system, rainwater in the gutter does not need to flow through the expansion joints, and the hidden trouble of water leakage of the expansion joints is avoided. However, for some large-span metal roofs, when it is difficult to set an independent drainage system in each section of gutter, it is necessary to solve the problem of water flowing through the expansion joint between the two sections of gutters, so as to ensure the continuity of roof gutter drainage.
Some gutter expansion joint connection structure past mainly adopt metal corrugated plate or flexible material to connect, though can solve the continuity of gutter drainage, nevertheless easily cause the local ponding problem in expansion joint, the easy scheduling problem that leaks that appears in engineering practice. As shown in fig. 2, the flexible connection structure a of the expansion joint of the upstream gutter 1 and the downstream gutter 4 is made of weather-resistant flexible corrosion-resistant plates, and has the characteristics of convenient construction, good expansion performance, poor sealing performance and durability, easy water accumulation at the expansion joint, difficult sealing treatment of the connection between the flexible material and the metal gutter, easy water leakage, frequent replacement of flexible connecting pieces, and inconvenience for later operation and maintenance management; as shown in figure 3, the expansion joint corrugated plate connecting structure b of the upstream gutter 1 and the downstream gutter 4 adopts the welding of the two ends of the metal corrugated plates and the gutter body, and has the characteristics of convenient construction, firm expansion joint nodes, good durability and poor expansion performance, and easily forms accumulated water at the wave trough of the corrugated plates to corrode metals. The flexible performance of buckled plate expansion joint member depends on the rigidity of metal buckled plate, can influence its elasticity when the rigidity of metal buckled plate is too big to the easy emergence is pulled apart, leads to the expansion joint to leak.
SUMMERY OF THE UTILITY MODEL
The utility model provides an overflow leakage-proof connecting device for a metal gutter expansion joint, which can realize the continuity of gutter drainage, prevent rainwater from leaking when flowing through the gutter expansion joint and ensure a certain expansion allowance of the gutter expansion joint.
The utility model provides a metal gutter expansion joint overflow leak protection connecting device, includes upper reaches gutter and low reaches gutter, still includes sump pit, rainwater fill, overflow drain and adapting unit, the one end of sump pit is connected the upper reaches gutter is terminal, the inside intercommunication of sump pit rainwater fill makes the rainwater drain away, the other end of sump pit is connected the overflow drain, just the bottom surface of overflow drain is higher than the bottom surface of upper reaches gutter, the low reaches gutter is connected the position of overflow drain adopts the form of flaring, the end of overflow drain sets up with the mode of socket joint inside the low reaches gutter to through setting up the overflow drain with in the low reaches gutter joint gap adapting unit constitutes flexible leak protection and connects.
The roof metal gutter adopts a sectional drainage mode, each section of gutter is relatively independent, rainwater in the catchment subarea of the section is collected respectively, and the rainwater is drained away by a rainwater hopper in a catchment well at the tail end of the section of gutter. The sump pit passes through the overflow drain to be connected with the low reaches gutter, and the overflow drain mainly has two functions: one is water retaining, the height of the overflow drain is determined according to the design flow of the gutter, when the rainfall intensity is less than the design recurrence period, the rainwater of the upstream gutter cannot overflow the overflow drain and flow to the downstream gutter, the rainwater of the upstream gutter on the inclined roof is prevented from intensively flowing to the downstream gutter to increase the pressure of the drainage system of the downstream gutter, and the drainage of the drainage systems of all sections of gutters is basically balanced; and secondly, overflow is carried out, when rainstorm exceeds the design reappearance period or the rainwater hopper of the upstream gutter drains unsmooth, rainwater of the upstream gutter can be discharged to the downstream through the overflow gutter, so that the rainwater is prevented from overflowing the surface of the gutter to cause water leakage, and meanwhile, an overflow port or an overflow system can be arranged at the tail end of the downstream gutter, so that the safety of a rainwater drainage system is ensured.
The utility model also has the following preferred design:
the connecting component comprises a fixed check ring, a PVC partition plate, a pitch grease, weather-resistant sealant, a movable check ring, a water-swelling rubber water stop strip, a rubber ring pressing sealing plate and a waterproof sealing layer cover plate, wherein the fixed check ring is arranged in the flaring of the downstream gutter, the rubber ring pressing sealing plate is arranged at the outer end of the flaring of the downstream gutter, the pitch grease, the weather-resistant sealant, the movable check ring and the water-swelling rubber water stop strip are positioned between the fixed check ring and the rubber ring pressing sealing plate, and the PVC partition plate is arranged at two ends of the pitch grease and the weather-resistant sealant.
As a possible embodiment, the arrangement sequence of the components of the connecting part from inside to outside is as follows: fixed retaining ring, PVC baffle, asphalt hemp, PVC baffle, resistant sealed glue of waiting, PVC baffle, asphalt hemp, PVC baffle, activity retaining ring, water-swelling rubber sealing strip, rubber circle sticiss the shrouding.
The outer surface of the outer end of the downstream gutter flaring is provided with a flange, and the flange is detachably connected with the rubber ring pressing sealing plate.
The top of the connecting part is provided with a waterproof sealing layer cover plate which covers the upper gaps of the connecting part of the overflow channel and the downstream gutter to prevent rainwater from entering the connecting part.
The overflow channel is provided with an overflow channel reinforcing rib.
The mouth part of the outer end of the downstream gutter flaring is provided with a downstream gutter reinforcing rib.
And reinforcing ribs are respectively arranged at the connecting parts of the overflow gutter and the downstream gutter to enhance the rigidity of the gutter.
The upstream gutter, the overflow gutter and the downstream gutter adopt rectangular sections, the depth of the upstream gutter and the depth of the downstream gutter are 600mm, the bottom surface of the overflow gutter is 200mm higher than that of the upstream gutter, the bottom surface of the downstream gutter is 200mm lower than that of the overflow gutter, and the tail end of the overflow gutter is provided with a guide plate which inclines downwards.
The utility model has the following beneficial effects:
1. the roof metal gutter adopts a sectional drainage mode, each section of gutter is relatively independent, rainwater in the catchment subarea of the section is collected respectively, and the rainwater is drained away by a rainwater hopper in a catchment well at the tail end of the section of gutter. The sump pit passes through the overflow drain to be connected with the low reaches gutter, and the overflow drain mainly has two functions: one is water retaining, the height of the overflow drain is determined according to the design flow of the gutter, when the rainfall intensity is less than the design recurrence period, the rainwater of the upstream gutter cannot overflow the overflow drain and flow to the downstream gutter, the rainwater of the upstream gutter on the inclined roof is prevented from intensively flowing to the downstream gutter to increase the pressure of the drainage system of the downstream gutter, and the drainage of the drainage systems of all sections of gutters is basically balanced; and secondly, overflow is carried out, when rainstorm exceeds the design recurrence period or the rainwater hopper of the upstream gutter drains unsmoothly, rainwater of the upstream gutter can be drained to the downstream through the overflow gutter, so that the rainwater is prevented from overflowing the surface of the gutter to cause water leakage, and meanwhile, an overflow port or an overflow system is arranged at the tail end of the downstream gutter, so that the safety of a rainwater drainage system is ensured.
2. The telescopic leakproof connecting part of the expansion joint is sealed by adopting a flexible waterproof material, so that the expansion joint between two sections of gutters has certain flexibility and good leakproof sealing performance. Four leakage stopping measures are arranged in the telescopic leakage-proof connecting part: the first leakage-stopping belt consists of a fixed check ring, asphalt flax and a PVC partition plate, wherein the fixed check ring is arranged on the outer side of the connecting part and plays a role in protecting and compressing the asphalt flax; the second leakage-stopping belt is weather-resistant sealant which can adapt to high and low temperature environments; the third leakage-stopping belt consists of a PVC partition plate, asphalt ramie and a movable check ring, and the movable check ring is compacted and protects the asphalt ramie leakage-stopping belt under the action of external force; the fourth way leak-stopping belt is by the PVC baffle, meet water inflation rubber sealing rod, the rubber circle sticiss the shrouding and forms, meets water inflation rubber sealing rod and expands when meeting water, makes rubber strip and metal face more in close contact with, has improved the leak protection performance greatly, and the rubber circle sticiss the shrouding and will only leak the belt through the flange bolt and compress tightly, and flexible leak protection adapting unit upper portion sets up waterproof sealing layer apron in addition and is used for protecting the waterproof layer.
Drawings
FIG. 1 is an isometric view of a segmented individual gutter of the type commonly found in the prior art;
FIG. 2 is an isometric view of a gutter employing an expansion joint flexible connection in the prior art;
FIG. 3 is an isometric view of a gutter employing an expansion joint corrugated plate connection structure in the prior art;
FIG. 4 is an isometric view of a gutter of the present invention;
FIG. 5 is a top plan view of the gutter of the present invention;
FIG. 6 is a plan, i.e., horizontal sectional view, of a gutter of the present invention;
FIG. 7 is a cross-sectional view A-A of the gutter of FIG. 6;
FIG. 8 is a cross-sectional view B-B of the gutter of FIG. 6;
FIG. 9 is a cross-sectional view C-C of the gutter of FIG. 6;
FIG. 10 is a front elevation view of the expansion joint of the present invention;
FIG. 11 is a plan view, i.e., a horizontal sectional view, of the expansion joint of the present invention;
FIG. 12 is a cross-sectional view taken along line D-D of the expansion joint of FIG. 11;
FIG. 13 is a cross-sectional view taken along line E-E of the expansion joint of FIG. 11;
FIG. 14 is a detailed cross-sectional view of the connecting member at the expansion joint according to the present invention;
fig. 15 is a detailed view of the rubber ring pressing sealing plate of the present invention;
fig. 16 is a detailed view of the movable retainer of the present invention.
Description of reference numerals: 1-upstream gutter, a-expansion joint flexible connection structure, b-expansion joint corrugated plate connection structure, 2-water collecting well, 3-overflow gutter, 4-downstream gutter, 5-rainwater hopper, 6-overflow gutter reinforcing rib, 7-downstream gutter reinforcing rib, 8-bolt, 9-flange, 10-rubber ring pressing sealing plate, 11-connection part, 12-waterproof sealing layer cover plate, 13-fixed check ring, 14-PVC partition plate, 15-asphalt hemp, 16-weather-resistant sealant, 17-movable check ring, 18-water-swelling rubber water stop strip, 19-guide plate and 20-screw hole.
Detailed Description
The technical solutions of the present invention are described in detail below with reference to the accompanying drawings and examples, so that those skilled in the art can better understand and implement the technical solutions of the present invention.
As shown in fig. 4 to 9, an overflow leakage-proof connection device for a metal gutter expansion joint comprises an upstream gutter 1 and a downstream gutter 4, and further comprises a water collecting well 2, a rainwater hopper 5, an overflow gutter 3 and a connection part 11, wherein one end of the water collecting well 2 is connected to the tail end of the upstream gutter 1, the inside of the water collecting well 2 is communicated with the rainwater hopper 5 to drain rainwater, the rainwater hopper 5 can adopt a siphon type, the other end of the water collecting well 2 is connected with the overflow gutter 3, the bottom surface of the overflow gutter 3 is higher than that of the upstream gutter 1, the part of the downstream gutter 4 connected with the overflow gutter 3 adopts a flaring type, the tail end of the overflow gutter 3 is arranged inside the downstream gutter 4 in a socket-joint mode, and the flexible leakage-proof connection is formed by the connection part 11 arranged in the connection gap between the overflow gutter 3 and the downstream gutter 4.
As a preferred embodiment:
as shown in fig. 10 to 16, the connecting component 11 of this embodiment includes a fixed retainer 13, a PVC partition 14, a bitumen oil hemp 15, a weather-resistant sealant 16, a movable retainer 17, a water-swelling rubber water stop strip 18, a rubber ring pressing the sealing plate 10 and a waterproof sealing layer cover plate 12, the inside of the flaring of the downstream gutter 4 is provided with the fixed retainer 13, the outer end of the flaring of the downstream gutter 4 is provided with the rubber ring pressing the sealing plate 10, the bitumen oil hemp 15, the weather-resistant sealant 16, the movable retainer 17 and the water-swelling rubber water stop strip 18 are located between the fixed retainer 13 and the rubber ring pressing the sealing plate 10, and the PVC partition 14 is provided at both ends of the bitumen oil hemp 15 and the weather-resistant sealant 16.
In particular, the amount of the solvent to be used,
as shown in fig. 10 and 12, a waterproof sealing layer cover plate 12 is provided on the top of the connecting member 11, the waterproof sealing layer cover plate 12 covers the upper gap of the connecting portion between the overflow drain 3 and the downstream gutter 4 to prevent rainwater from entering the inside of the connecting member 11, and a downward-inclined deflector 19 is provided at the end of the overflow drain 3.
As shown in fig. 13, a flange 9 is provided on the outer surface of the outer end of the flaring of the downstream gutter 4, a plurality of screw holes 20 are provided on the flange 9, and the flange 9 and the rubber ring pressing and sealing plate 10 form a detachable connection by bolts.
As shown in fig. 14, the components of the connecting member 11 constitute four leak-stopping measures: the arrangement sequence from inside to outside is as follows: the sealing plate comprises a fixed retainer ring 13, a PVC partition plate 14, a bitumen oil hemp 15, a PVC partition plate 14, weather-proof sealant 16, a PVC partition plate 14, a bitumen oil hemp 15, a PVC partition plate 14, a movable retainer ring 17, a water-swelling rubber water stop strip 18 and a rubber ring pressing sealing plate 10.
In the present embodiment, the upstream gutter 1, the overflow gutter 3 and the downstream gutter 4 have rectangular cross sections, the depth of the upstream gutter 1 and the depth of the downstream gutter 4 are 600mm, the bottom surface of the overflow gutter 3 is 200mm higher than the bottom surface of the upstream gutter 1, and the bottom surface of the downstream gutter 4 is 200mm lower than the bottom surface of the overflow gutter 3. In order to enhance the rigidity of the gutter, the overflow gutter 3 is provided with an overflow gutter reinforcing rib 6, and the mouth part of the outer end of the flaring of the downstream gutter 4 is provided with a downstream gutter reinforcing rib 7.
The water depth of the gutter is not more than 200mm, the rainwater cannot submerge the telescopic leakproof connecting component 11, and at the moment, the expansion joint cannot leak water. Usually, the water level at the starting end of the downstream gutter 4 is not higher than that of the connecting part 11, and the expansion joint does not leak water. When rainstorm exceeds the design reappearance period or the rainwater bucket of the upstream gutter is not smooth to drain, rainwater in the upstream gutter 1 can overflow to the downstream gutter 4 through the overflow gutter 3, at the moment, the water depth of the downstream gutter 4 can possibly submerge the telescopic leakproof connecting part 11, and four leakage prevention guarantee measures are arranged in the connecting part 11, so that the safety and the reliability of leakage prevention of the expansion joint are greatly improved.
The above-mentioned embodiments are only preferred embodiments of the present invention, but should not be construed as limitations of the present invention, and any modifications and improvements based on the concept of the present invention shall fall within the protection scope of the present invention, and the specific protection scope shall be subject to the claims.
Claims (10)
1. The utility model provides a metal gutter expansion joint overflow leak protection connecting device, includes upper reaches gutter and low reaches gutter, its characterized in that still includes sump pit, rainwater fill, overflow drain and adapting unit, the one end of sump pit is connected the upper reaches gutter is terminal, the inside intercommunication of sump pit the rainwater fill makes the rainwater drain away, the other end of sump pit is connected the overflow drain, just the bottom surface of overflow drain is higher than the bottom surface of upper reaches gutter, low reaches gutter is connected the position of overflow drain adopts the form of flaring, the end of overflow drain sets up with the mode of socket joint inside the low reaches gutter, and through setting up the overflow drain with in the low reaches gutter connection gap adapting unit constitutes flexible leak protection and connects.
2. The metal gutter expansion joint overflow leak-proof connecting device of claim 1, wherein: the connecting component comprises a fixed check ring, a PVC partition plate, asphalt mastic, weather-resistant sealant, a movable check ring, a water-swelling rubber water stop strip, a rubber ring pressing sealing plate and a waterproof sealing layer cover plate, wherein the fixed check ring is arranged inside the flaring of the downstream gutter, the outer end of the flaring of the downstream gutter is provided with the rubber ring pressing sealing plate, the asphalt mastic, the weather-resistant sealant, the movable check ring and the water-swelling rubber water stop strip are positioned between the fixed check ring and the rubber ring pressing sealing plate, and both ends of the asphalt mastic and the weather-resistant sealant are respectively provided with the PVC partition plate.
3. The metal gutter expansion joint overflow leak-proof connecting device of claim 2, wherein: the arrangement sequence of all components of the connecting part from inside to outside is as follows: fixed retaining ring, PVC baffle, asphalt hemp, PVC baffle, resistant sealed glue of waiting, PVC baffle, asphalt hemp, PVC baffle, activity retaining ring, water-swelling rubber sealing strip, rubber circle sticiss the shrouding.
4. The metal gutter expansion joint overflow leak-proof connecting device of claim 3, wherein: the outer surface of the outer end of the downstream gutter flaring is provided with a flange, and the flange is detachably connected with the rubber ring pressing sealing plate.
5. The metal gutter expansion joint overflow leak-proof connecting device of claim 4, wherein: the top of the connecting part is provided with the waterproof sealing layer cover plate which covers the upper gaps of the connecting part of the overflow channel and the downstream gutter to prevent rainwater from entering the inside of the connecting part.
6. The overflow leakage-proof connection device for the metal gutter expansion joint as claimed in any one of claims 2 to 5, wherein: the overflow channel is provided with an overflow channel reinforcing rib.
7. The metal gutter expansion joint overflow leak-proof connecting device of claim 6, wherein: and the mouth part of the outer end of the downstream gutter flaring is provided with a downstream gutter reinforcing rib.
8. The metal gutter expansion joint overflow leak-proof connection device of claim 1, wherein: the upstream gutter, the overflow gutter and the downstream gutter are rectangular in cross section, the depth of the upstream gutter and the depth of the downstream gutter are 600mm, and the bottom surface of the overflow gutter is 200mm higher than that of the upstream gutter.
9. The metal gutter expansion joint overflow leak-proof connection device of claim 8, wherein: the bottom surface of the downstream gutter is 200mm lower than the bottom surface of the overflow gutter.
10. The metal gutter expansion joint overflow leak-proof connection device of claim 9, wherein: and a guide plate which inclines downwards is arranged at the tail end of the overflow channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121753779.6U CN215978121U (en) | 2021-07-29 | 2021-07-29 | Metal gutter expansion joint overflow leak protection connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121753779.6U CN215978121U (en) | 2021-07-29 | 2021-07-29 | Metal gutter expansion joint overflow leak protection connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215978121U true CN215978121U (en) | 2022-03-08 |
Family
ID=80515312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121753779.6U Active CN215978121U (en) | 2021-07-29 | 2021-07-29 | Metal gutter expansion joint overflow leak protection connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215978121U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113684979A (en) * | 2021-07-29 | 2021-11-23 | 广东省建筑设计研究院有限公司 | A metal gutter expansion joint overflow leak-proof connection device |
| CN115110702A (en) * | 2022-07-29 | 2022-09-27 | 广州倍安捷建筑科技有限公司 | Organized collection drainage system and construction method thereof |
-
2021
- 2021-07-29 CN CN202121753779.6U patent/CN215978121U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113684979A (en) * | 2021-07-29 | 2021-11-23 | 广东省建筑设计研究院有限公司 | A metal gutter expansion joint overflow leak-proof connection device |
| CN115110702A (en) * | 2022-07-29 | 2022-09-27 | 广州倍安捷建筑科技有限公司 | Organized collection drainage system and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215978121U (en) | Metal gutter expansion joint overflow leak protection connecting device | |
| CN102352670B (en) | Roof ridge waterproof construction | |
| CN113684979A (en) | A metal gutter expansion joint overflow leak-proof connection device | |
| CN218149309U (en) | Eaves gutter system | |
| CN206128474U (en) | Steel construction gutter water pipe assembly that falls | |
| CN218933623U (en) | Roof waterproof structure | |
| CN212295126U (en) | Be applied to civil engineering's building roofing movement joint seepage prevention structure | |
| CN211172752U (en) | Horizontal formula outlet waterproof construction of roofing | |
| CN216475210U (en) | Novel basement roof movement joint waterproof construction | |
| CN218861948U (en) | A roof waterproof structure | |
| CN214006046U (en) | Civil engineering expansion joint waterproof construction | |
| CN214696510U (en) | Antiseep structure of parapet and roofing junction | |
| CN220100427U (en) | Metal roofing gutter expansion joint | |
| CN212926758U (en) | Eave structure based on architectural design | |
| CN213233842U (en) | Expansion joint device is built in room | |
| CN210127581U (en) | Greenhouse gutter drainage structure | |
| CN211902025U (en) | Pipeline leak protection drainage device | |
| CN221031039U (en) | Building curtain skylight escape canal system | |
| CN218843549U (en) | Building eave waterproof construction | |
| CN105971203A (en) | Flow guide device for roof gutter expansion joints | |
| CN219411553U (en) | Rainwater tank convenient to splice | |
| CN217105857U (en) | Gutter edge-closing anti-seepage structure in parapet wall | |
| CN222314426U (en) | Waterproof construction that parapet and roofing combine | |
| CN216840268U (en) | Maintenance-free water outlet structure for old roof | |
| CN216640242U (en) | Water stop device for bridge expansion joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |