CN102839724A - Same floor draining joint for building - Google Patents
Same floor draining joint for building Download PDFInfo
- Publication number
- CN102839724A CN102839724A CN2012103668646A CN201210366864A CN102839724A CN 102839724 A CN102839724 A CN 102839724A CN 2012103668646 A CN2012103668646 A CN 2012103668646A CN 201210366864 A CN201210366864 A CN 201210366864A CN 102839724 A CN102839724 A CN 102839724A
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- drainage
- pipeline section
- building
- drainage interface
- inlet
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Abstract
The invention relates to a same floor draining joint for a building, in particular to a same floor draining joint for a toilet, which consists of an upper vertical pipe draining port, a lower vertical pipe draining port and at least two transverse pipe draining ports; the upper vertical pipe draining port is communicated with the upper end and the lower end of the lower vertical pipe draining port; the at least two transverse pipe draining ports are staggered in position and are arranged between the upper vertical pipe draining port and the lower vertical pipe draining port; the orientation of the inlet of at least one of the transverse pipe draining ports is equal to or nearly equal to the orientation of the upper vertical pipe draining port, and the orientation of the inlet of at least one of the transverse pipe draining ports forms an included angle of 30-100 degrees with the orientation of the upper vertical pipe draining port. The same floor draining joint is rational and scientific in structure, and is capable of realizing the same floor draining and the same floor maintenance when the draining joint is adopted in the same floor draining of the non-falling plate or falling plate; the draining is more safe; the water is not easy to accumulate in the falling plate layer even the way of the falling plate is adopted, and the accumulated water is safely and completely discharged, so as to avoid the foreign smell in the room.
Description
Technical field
The present invention relates to a kind of co-layer draining joint for building, particularly a kind of co-layer draining joint of use in toilet.
Background technology
At present; Co-layer draining uses not fall when the plate mode is discharged floor drain can't be set, and can't discharge excess surface water, and generally falling plate through the part is provided with the discharging that floor drain solves excess surface water; When the plate mode falls in use; Fall flaggy and be easy to generate ponding, ponding is can't safety dumping clean, makes the room be easy to generate peculiar smell.
Summary of the invention
The objective of the invention is to overcome existing technological deficiency; Providing a kind of uses when not falling the plate co-layer draining in the washroom; Need not any just ability safety dumping excess surface water of plate of falling; When the plate co-layer draining falls in use, can ponding in the flaggy totally fall safety dumping, and make the room be difficult for producing a kind of building co-layer draining joint of peculiar smell.
Building co-layer draining joint of the present invention; Form by upper riser drainage interface, lower standing tube drainage interface and at least two transverse tube drainage interfaces; Upper riser drainage interface and lower standing tube drainage interface two ends up and down are communicated with; Between at least two transverse tube drainage interfaces stagger and each other between upper riser drainage interface, lower standing tube drainage interface in the position; The inlet that wherein has a transverse tube drainage interface at least towards with the upper riser drainage interface towards identical or near identical, wherein the inlet of the rarest transverse tube drainage interface towards and the upper riser drainage interface towards angle between 30 ° ~ 100 °.
Described have one with the upper riser drainage interface towards identical or near the bottom of identical transverse tube drainage interface be lower than and the upper riser drainage interface towards the bottom of the transverse tube drainage interface of angle between 30 ° ~ 100 °.
Described and upper riser drainage interface in identical or inner chamber, be provided with water seal arrangement near identical transverse tube drainage interface; The drainage outlet bottom horizontal level of built-in water seal arrangement is lower than the horizontal level of the bottom tie point of transverse tube drainage interface and cavity inner wall; Form the effect that the discrepancy in elevation reaches water seal; Interface has cover plate, and cover plate is a kind of in sealing plate or the abacus.
The below of described upper riser drainage interface, the cavity place of the top of lower standing tube drainage interface are a kind of in dilatation body or the straight tube.
The inner chamber of described dilatation body or straight tube has guide vane.
Described under has pipeline section, and pipeline section is tightly connected with the transverse tube drainage interface towards identical of upper riser drainage interface, and water seal arrangement is in pipeline section, and water seal arrangement and pipeline section are separated from each other.
Described pipeline section is provided with one or more drainage inlet.
Described cover plate and following end tube section are separable, and cover in is arranged in the pipeline section of the below of cover plate, the top of water seal arrangement, in interlock and follow water seal arrangement; Interior cover is positioned at the below of cover plate; Between interior cover and the cover plate handle is arranged, water seal arrangement and transverse tube drainage inlet or pipeline section are separable, and the inwall of pipeline section and transverse tube drainage inlet, pipeline section and water seal arrangement are through rubber seal; In put in the cover outfall, interior cover outfall is corresponding with the drainage inlet on the pipeline section.
Gap between described outer wall of inside race and pipeline section inwall is 1mm ~ 20mm.
Described have at least the drainage inlet on the pipeline section to put the drainage inlet of being made up of some apertures in corresponding, and outer wall of inside race and pipeline section inwall are matched in clearance.
Be provided with the gravity flap valve in the described water seal arrangement.
The below of described pipeline section drainage inlet and interior cover drainage inlet, the top of water seal arrangement drainage outlet is provided with filter; The termination of pipeline section drainage inlet is provided with filtering head, and filtering head is that foraminate joint is set, and a pipeline section outfall is provided with one or more filtering head.
When the present invention is used for building; The upper riser drainage interface is connected soil stack with the lower standing tube drainage interface, and the transverse tube drainage interface connects the big drainage fixture of displacement, like toilet, washing machine etc.; Be used for sewage effluent; The transverse tube drainage interface connects the less drainage fixture of displacement, like floor drain, wash basin etc., is used for waste discharge.Owing to be provided with water seal arrangement in the transverse tube drainage interface; And the bottom be lower than the end of transverse tube drainage interface, there is the cover plate that has the hole at the mouth place of transverse tube drainage interface, thus when drainage pattern when not falling the plate co-layer draining; The transverse tube drainage interface connects toilet and other drainage fixture drainings; The surface water enters the transverse tube drainage interface from cover plate, the bottom a of the water seal arrangement in the transverse tube drainage interface, and the b in the transverse tube drainage interface enters soil stack; And the discrepancy in elevation between a and b forms water seal, stops pernicious gas from running out of the house.When in cavity is dilatation body and cavity, having guide vane, guide vane can change the draining fluidised form in the soil stack, to reach the effect of gas-water separation, increases the standpipe drain discharge.When under has a pipe joint section, pipeline section and transverse tube drainage interface are tightly connected, when one or more drainage inlet is arranged on the pipeline section; This product can be used for falling plate co-layer draining mode; The transverse tube drainage interface connects the bigger drainage fixture of displacement, and like toilet, washing machine etc., the pipeline section drainage inlet on the transverse tube drainage interface connects the less drainage fixture of a plurality of displacement; Like floor drain, wash basin etc., the cover plate discharging excess surface water of pipeline section top.Separable when cover plate and lower end body, in the pipeline section of the below of cover plate, the top of water seal arrangement interior cover is arranged, interior cover lower end connects water seal arrangement; The upper end connects cover in another, and there is handle the below of floor drain cover plate, cover in handle connects; Cover outfall in having put in being connected with water seal arrangement; In cover outfall when corresponding with the drainage inlet on the pipeline section, when waste water when drainage inlet and floor drain cover plate enter transverse tube drainage inlet generation obstruction, handle can be extracted interior cover together with water seal arrangement; Cleaning is stopped up, and realizes with layer maintenance.Drainage inlet on the pipeline section is corresponding be connected with water seal arrangement in put do not have in the cover drainage inlet, or drainage inlet is arranged, but drainage inlet is made up of some apertures; When the inwall of outer wall of inside race and pipeline section has the matched in clearance of 1mm ~ 20mm; The transverse tube drainage inlet connects the bigger drainage fixture of displacement, and drainage inlet connects the less drainage fixture of displacement, the cover plate discharging surface water; Drainage inlet can discharge co-layer draining and fall the ponding in the flaggy; In the draining of drainage inlet can not flow into thus, can not make and fall flaggy generation ponding, can realize the block clearing maintenance again.In water seal arrangement, be provided with the gravity flap valve; The below of pipeline section drainage inlet and interior cover drainage inlet; When the top of the drainage outlet of water seal arrangement was provided with filter, the water that the gravity flap valve can make drainage inlet and cover plate discharge can not produce and return excessively, falls in the flaggy and can not return excessive ponding.Filter can filter the foreign material of drainage inlet and cover plate discharging, make to be difficult in the transverse tube drainage interface producing stopping up, and obstruction can pull out the block clearing maintenance together with interior cover and water seal arrangement by handle, realizes overhauling easily with layer; When the pipeline section drainage inlet is provided with filtering head; Filtering head can filter the foreign material that fall in the flaggy, like cement mortar etc., it can not flowed in the transverse tube drainage interface from drainage inlet; When drainage inlet is equipped with a plurality of filtering head; But discharge area bigger the ponding that falls plate zone, make to fall to keep fully dry in the flaggy, make the room be difficult for producing peculiar smell.The present invention's science rational in infrastructure is used in and does not fall plate or fall the plate co-layer draining, can realize co-layer draining, overhaul with layer; And draining is safer, even if when the plate mode falls in use, falls flaggy and also is not easy to produce ponding; Ponding ability safety dumping is clean, makes the room can not produce peculiar smell.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is Fig. 1 package assembly sketch map.
Fig. 3 is a structural representation of the present invention.
Fig. 4 is Fig. 3 package assembly sketch map.
Fig. 5 is a structural representation of the present invention.
Fig. 6 is Fig. 5 package assembly sketch map.
Fig. 7 is Fig. 5 plan structure sketch map.
Fig. 8 is a structural representation of the present invention.
Fig. 9 is Fig. 8 package assembly sketch map.
Figure 10 is Fig. 8 plan structure sketch map.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described, the present invention is done further explanation, but be not limited to embodiment.
Building co-layer draining joint of the present invention shown in Fig. 1-4; Form by upper riser drainage interface 1, lower standing tube drainage interface 3 and at least two transverse tube drainage interfaces 2,4; Upper riser drainage interface 1 is communicated with at two ends about in the of 3 with the lower standing tube drainage interface; Between at least two transverse tube drainage interfaces stagger and each other between upper riser drainage interface 1, lower standing tube drainage interface in the position; The inlet that wherein has a transverse tube drainage interface 4 at least towards with upper riser drainage interface 1 towards identical or near identical, wherein the inlet of the rarest transverse tube drainage interface 2 towards and upper riser drainage interface 1 towards angle between 30 ° ~ 100 °.Described have one with upper riser drainage interface 1 towards identical or near the bottom of identical transverse tube drainage interface 4 be lower than and upper riser drainage interface 1 towards the bottom of the transverse tube drainage interface 2 of angle between 30 ° ~ 100 °.Described and upper riser drainage interface 1 in identical or inner chamber, be provided with water seal arrangement 9 near identical transverse tube drainage interface 4, interface has cover plate 16, cover plate 16 be perhaps a kind of in the porose flat board of seal plate.The below of described upper riser drainage interface 1, the cavity c place of the top of lower standing tube drainage interface 3 is the dilatation body, like figure and shown in Figure 2, perhaps a kind of in the straight tube is like Fig. 3 and shown in Figure 4.The inner chamber of described dilatation body or straight tube has guide vane d, is provided with gravity flap valve 10 in the described water seal arrangement 9.
Shown in Fig. 5-10; Building co-layer draining joint of the present invention, there is pipeline section 8 described cover plate 16 belows, and pipeline section 8 is tightly connected with the transverse tube drainage interface 4 towards identical of upper riser drainage interface 1; Water seal arrangement 9 is in pipeline section 8, and water seal arrangement 9 is separated from each other with pipeline section 8.Described pipeline section 8 is provided with one or more drainage inlet 5,6.Described cover plate 16 is separable with following end tube section; Have in the pipeline section 8 of the top of the below of cover plate 16, water seal arrangement 9 and overlap 13,14 in one; Interior cover 13 is connecting water seal arrangement 9, and interior cover 14 is positioned at the below of cover plate 16, and handle 15 is arranged between interior cover 15 and the cover plate 16; Water seal arrangement 9 is separable with transverse tube drainage inlet 4 or pipeline section 8; The inwall of pipeline section 8 and transverse tube drainage inlet 4, pipeline section 8 and water seal arrangement 9 overlap outfall 12 through rubber seal in having on the interior cover 13, interior cover outfall 12 is corresponding with the drainage inlet 5 on the pipeline section 8.Described have at least the drainage inlet 6 on the pipeline section 8 to put in corresponding not have in the cover drainage inlet, the gap between interior cover 13 outer walls and pipeline section 8 inwalls is 1mm ~ 20mm.Described have at least the drainage inlet 6 on the pipeline section 8 to put the drainage inlet of being made up of some apertures in corresponding, and outer wall of inside race and pipeline section inwall are matched in clearance, are provided with gravity flap valve 10 in the described water seal arrangement 9.All the other are with embodiment 1.
Shown in Fig. 5-10, building co-layer draining joint of the present invention, the below of described pipeline section 8 drainage inlets 5,6 and interior cover drainage inlet 12, the top of water seal arrangement 9 drainage outlets is provided with filter 11; In pipeline section drainage inlet 6 is corresponding, put do not have in the cover drainage inlet, the termination of pipeline section drainage inlet 6 is provided with filtering head 7, filtering head 7 is that foraminate joint is set, a pipeline section outfall 6 is provided with one or more filtering heads 7.All the other are with embodiment 2.
Claims (13)
1. build the co-layer draining joint for one kind; It is characterized in that: form by upper riser drainage interface, lower standing tube drainage interface and at least two transverse tube drainage interfaces; The two ends up and down of upper riser drainage interface and lower standing tube drainage interface are communicated with; Between at least two transverse tube drainage interfaces stagger and each other between upper riser drainage interface, lower standing tube drainage interface in the position; The inlet that wherein has a transverse tube drainage interface at least towards with the upper riser drainage interface towards identical or near identical, wherein the inlet of the rarest transverse tube drainage interface towards and the upper riser drainage interface towards angle between 30 ° ~ 100 °.
2. a kind of building co-layer draining joint according to claim 1 is characterized in that: have one with the upper riser drainage interface towards identical or near the bottom of identical transverse tube drainage interface be lower than and the upper riser drainage interface towards the bottom of the transverse tube drainage interface of angle between 30 ° ~ 100 °.
3. a kind of building co-layer draining joint according to claim 1 and 2; It is characterized in that: with the upper riser drainage interface in identical or inner chamber, be provided with water seal arrangement near identical transverse tube drainage interface; Interface has cover plate, and cover plate is a kind of in sealing plate or the abacus.
4. a kind of building co-layer draining joint according to claim 3 is characterized in that: the cavity between the below of upper riser drainage interface and the lower standing tube drainage interface is a kind of in dilatation body or the straight tube.
5. a kind of building co-layer draining joint according to claim 4, it is characterized in that: the inner chamber of dilatation body or straight tube has guide vane.
6. according to claim 4 or 5 described a kind of building co-layer draining joints; It is characterized in that: under has pipeline section; Pipeline section is tightly connected towards identical or approaching identical transverse tube drainage interface with the upper riser drainage interface, and water seal arrangement is in pipeline section, and water seal arrangement and pipeline section are separated from each other.
7. a kind of building co-layer draining joint according to claim 6, it is characterized in that: pipeline section is provided with one or more drainage inlet.
8. a kind of building co-layer draining joint according to claim 7; It is characterized in that: cover plate and following end tube section are separable, and cover in is arranged in the pipeline section of the below of cover plate, the top of water seal arrangement, in interlock and follow water seal arrangement; Interior cover is positioned at the below of cover plate; Between interior cover and the cover plate handle is arranged, water seal arrangement and transverse tube drainage inlet or pipeline section are separable, and the inwall of pipeline section and transverse tube drainage inlet, pipeline section and water seal arrangement are through rubber seal; In put in the cover outfall, interior cover outfall is corresponding with the drainage inlet on the pipeline section.
9. a kind of building co-layer draining joint according to claim 8, it is characterized in that: the gap between outer wall of inside race and pipeline section inwall is 1mm ~ 20mm.
10. a kind of building co-layer draining joint according to claim 8 is characterized in that: have at least the drainage inlet on the pipeline section to put the drainage inlet of being made up of some apertures in corresponding, outer wall of inside race and pipeline section inwall are matched in clearance.
11., it is characterized in that: be provided with the gravity flap valve in the water seal arrangement according to claim 4,8,9 or 10 described a kind of building co-layer draining joints.
12. a kind of building co-layer draining joint according to claim 6 is characterized in that: be provided with the gravity flap valve in the water seal arrangement.
13. according to Claim 8,9,10 or 11 described a kind of building co-layer draining joints, it is characterized in that: the below of pipeline section drainage inlet and interior cover drainage inlet, the top of water seal arrangement drainage outlet is provided with filter; The termination of pipeline section drainage inlet is provided with filtering head, and filtering head is that foraminate joint is set, and a pipeline section outfall is provided with one or more filtering head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103668646A CN102839724A (en) | 2012-09-26 | 2012-09-26 | Same floor draining joint for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103668646A CN102839724A (en) | 2012-09-26 | 2012-09-26 | Same floor draining joint for building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102839724A true CN102839724A (en) | 2012-12-26 |
Family
ID=47367425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103668646A Pending CN102839724A (en) | 2012-09-26 | 2012-09-26 | Same floor draining joint for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102839724A (en) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103866826A (en) * | 2014-02-12 | 2014-06-18 | 聊城市金龙节能建材有限公司 | Sewage and waste diversion and convergence device |
| CN104695516A (en) * | 2015-03-20 | 2015-06-10 | 贵州群之英科技铸造有限公司 | Drainage concentrator for high-rise building toilet |
| CN104695515A (en) * | 2015-03-20 | 2015-06-10 | 贵州群之英科技铸造有限公司 | Volume-expanded drainage concentrator for toilet of building |
| CN104695514A (en) * | 2015-03-20 | 2015-06-10 | 昆明群之英科技有限公司 | Embedded type drainage concentrator for building |
| CN104695517A (en) * | 2015-03-20 | 2015-06-10 | 贵州群之英科技铸造有限公司 | Building drainage concentrator |
| CN104712051A (en) * | 2015-03-20 | 2015-06-17 | 贵州群之英科技铸造有限公司 | Building dilatation-free type drainage gathering device |
| CN104712024A (en) * | 2015-03-20 | 2015-06-17 | 贵州群之英科技铸造有限公司 | Drained water collector for high-rise building kitchen |
| CN104727431A (en) * | 2015-03-20 | 2015-06-24 | 昆明群之英科技有限公司 | Drainage converging device for building balcony |
| CN104727430A (en) * | 2015-03-20 | 2015-06-24 | 昆明群之英科技有限公司 | Spiral-flow type drainage converging device for building |
| CN104727432A (en) * | 2015-03-20 | 2015-06-24 | 昆明群之英科技有限公司 | Dilatation type drainage converging device for building balcony |
| CN104727429A (en) * | 2015-03-20 | 2015-06-24 | 昆明群之英科技有限公司 | Embedded drainage converging device for balcony of building |
| CN104763022A (en) * | 2015-03-20 | 2015-07-08 | 贵州群之英科技铸造有限公司 | Spiral flow drained water collector for building kitchens |
| CN104863245A (en) * | 2015-05-22 | 2015-08-26 | 林国强 | Building non-descending board same-layer drainage floor drain |
| CN104975645A (en) * | 2015-05-22 | 2015-10-14 | 昆明群之英科技有限公司 | Same-floor drainage connector used in washroom, kitchen and balcony of building |
| CN105333234A (en) * | 2015-11-03 | 2016-02-17 | 浙江中财管道科技股份有限公司 | Embedded leakage-proof joint |
| CN108442499A (en) * | 2018-05-22 | 2018-08-24 | 禧屋家居科技（昆山）有限公司 | A kind of ultra-thin floor drain and its mounting structure |
| CN111287263A (en) * | 2020-02-10 | 2020-06-16 | 殷志 | Same-floor drainage collector for building |
| CN111287264A (en) * | 2020-02-10 | 2020-06-16 | 殷志 | Building same-floor drainage device |
| CN112049198A (en) * | 2020-05-22 | 2020-12-08 | 康泰塑胶科技集团有限公司 | Building micro-drop plate same-floor drainage assembly |
| CN113054292A (en) * | 2021-03-19 | 2021-06-29 | 安徽江淮汽车集团股份有限公司 | Joint, liquid cooling pipe group and processing joint device |
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| CN101078229A (en) * | 2007-06-22 | 2007-11-28 | 王凤蕊 | Architecture indoor single-stack drain system and mounting method thereof |
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103866826A (en) * | 2014-02-12 | 2014-06-18 | 聊城市金龙节能建材有限公司 | Sewage and waste diversion and convergence device |
| CN104712024A (en) * | 2015-03-20 | 2015-06-17 | 贵州群之英科技铸造有限公司 | Drained water collector for high-rise building kitchen |
| CN104695515A (en) * | 2015-03-20 | 2015-06-10 | 贵州群之英科技铸造有限公司 | Volume-expanded drainage concentrator for toilet of building |
| CN104695514A (en) * | 2015-03-20 | 2015-06-10 | 昆明群之英科技有限公司 | Embedded type drainage concentrator for building |
| CN104695517A (en) * | 2015-03-20 | 2015-06-10 | 贵州群之英科技铸造有限公司 | Building drainage concentrator |
| CN104712051A (en) * | 2015-03-20 | 2015-06-17 | 贵州群之英科技铸造有限公司 | Building dilatation-free type drainage gathering device |
| CN104695517B (en) * | 2015-03-20 | 2017-01-25 | 贵州群之英科技铸造有限公司 | Building drainage concentrator |
| CN104727431A (en) * | 2015-03-20 | 2015-06-24 | 昆明群之英科技有限公司 | Drainage converging device for building balcony |
| CN104727430A (en) * | 2015-03-20 | 2015-06-24 | 昆明群之英科技有限公司 | Spiral-flow type drainage converging device for building |
| CN104727432A (en) * | 2015-03-20 | 2015-06-24 | 昆明群之英科技有限公司 | Dilatation type drainage converging device for building balcony |
| CN104727429A (en) * | 2015-03-20 | 2015-06-24 | 昆明群之英科技有限公司 | Embedded drainage converging device for balcony of building |
| CN104763022A (en) * | 2015-03-20 | 2015-07-08 | 贵州群之英科技铸造有限公司 | Spiral flow drained water collector for building kitchens |
| CN104695516A (en) * | 2015-03-20 | 2015-06-10 | 贵州群之英科技铸造有限公司 | Drainage concentrator for high-rise building toilet |
| CN104863245A (en) * | 2015-05-22 | 2015-08-26 | 林国强 | Building non-descending board same-layer drainage floor drain |
| CN104975645A (en) * | 2015-05-22 | 2015-10-14 | 昆明群之英科技有限公司 | Same-floor drainage connector used in washroom, kitchen and balcony of building |
| US9988804B2 (en) | 2015-05-22 | 2018-06-05 | Kunming Qunzhiying Technology Co., Ltd | Floor drain for same floor drainage without descending floor of building |
| CN105333234A (en) * | 2015-11-03 | 2016-02-17 | 浙江中财管道科技股份有限公司 | Embedded leakage-proof joint |
| CN108442499A (en) * | 2018-05-22 | 2018-08-24 | 禧屋家居科技（昆山）有限公司 | A kind of ultra-thin floor drain and its mounting structure |
| CN111287263A (en) * | 2020-02-10 | 2020-06-16 | 殷志 | Same-floor drainage collector for building |
| CN111287264A (en) * | 2020-02-10 | 2020-06-16 | 殷志 | Building same-floor drainage device |
| CN111287264B (en) * | 2020-02-10 | 2021-07-30 | 殷志 | Building same-floor drainage device |
| CN111287263B (en) * | 2020-02-10 | 2021-07-30 | 殷志 | Same-floor drainage collector for building |
| CN112049198A (en) * | 2020-05-22 | 2020-12-08 | 康泰塑胶科技集团有限公司 | Building micro-drop plate same-floor drainage assembly |
| CN113054292A (en) * | 2021-03-19 | 2021-06-29 | 安徽江淮汽车集团股份有限公司 | Joint, liquid cooling pipe group and processing joint device |
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