CN105697885A - Conduit fixing device, prefabricated component mold, prefabricated component and installing structure - Google Patents
Conduit fixing device, prefabricated component mold, prefabricated component and installing structure Download PDFInfo
- Publication number
- CN105697885A CN105697885A CN201610175966.8A CN201610175966A CN105697885A CN 105697885 A CN105697885 A CN 105697885A CN 201610175966 A CN201610175966 A CN 201610175966A CN 105697885 A CN105697885 A CN 105697885A
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- China
- Prior art keywords
- prefabricated components
- pipe
- fixed block
- penetration pipe
- side plate
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/0056—Means for inserting the elements into the mould or supporting them in the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0029—Moulds or moulding surfaces not covered by B28B7/0058 - B28B7/36 and B28B7/40 - B28B7/465, e.g. moulds assembled from several parts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/30—Installations of cables or lines on walls, floors or ceilings
- H02G3/34—Installations of cables or lines on walls, floors or ceilings using separate protective tubing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
The invention discloses a conduit fixing device, a prefabricated component mold, a prefabricated component and an installing structure. The conduit fixing device comprises at least one fixing block and a wire conduit fixing hole, wherein the fixing block is used for being fixed to the inner side surface of a mold side plate; the wire conduit fixing hole is used for fixing a conduit and formed perpendicular to the mold side plate when the fixing block is fixed to the mold side plate; a drafting angle is arranged on the outer wall surface of the fixing block; and in addition, a detachable structure used for taking out the fixing block from the formed prefabricated component is arranged on the fixing block. The conduit fixing device, the prefabricated component mold, the prefabricated component and the installing structure completely solve both the problems of the traditional prefabricated component of universality of a conduit mold and damages of the prefabricated component in the processes of hoisting, transportation and installation.
Description
Technical field
The present invention relates to a kind of threading pipe fixing device, prefabricated components mould, prefabricated components and prefabricated components mounting structure, belong to PC housing industry field (building)。
Background technology
Existing prefabricated components penetration pipe goes out pipe or side goes out pipe and stretches out prefabricated components, therefore in prefabricated components prefabrication process, it is necessary to burst at the seams pipe preformed hole on die side plate。Due to structure is identical but prefabricated components that water power is different, it is necessary to offer water power preformed hole at die side plate different, thus causing structure identical but the different prefabricated components of water power need to adopt different moulds, thus, adding mould tricks, improve die cost。
Simultaneously prefabricated components on go out pipe and go out pipe with side and extend a segment distance due to relative prefabricated components, and the material of penetration pipe is more crisp, and this easily causes the inconsiderate and disconnected pipe of finished product protection in the production of prefabricated components, storage, transport, hoisting process。Once continued access difficulty after disconnected pipe, rework cost is high, adds defective work ratio, further increases the integral production cost of prefabricated components。
Additionally, penetration pipe stretches out outside prefabricated components, site operation docking inconvenience, simultaneously as adjacent two pieces to there is dislocation between prefabricated components and in-situ layer in casting process mobile, it is also possible to cause that the penetration pipe stretched out is cut off。
Summary of the invention
It is desirable to provide a kind of threading pipe fixing device, prefabricated components mould, prefabricated components and prefabricated components mounting structure; this threading pipe fixing device is arranged on die side plate medial surface; penetration pipe pipe end is designed as sunk; avoid perforate on die side plate; avoid the disconnected manage-style danger that prefabricated components exist in production, storage, transport, hoisting process simultaneously; further; in installation process; in-situ layer enters and forms projection in counterbore; eliminate the influence of shear force of the relative prefabricated components of in-situ layer, be effectively protected penetration pipe。
To achieve these goals, the technical solution adopted in the present invention is:
A kind of threading pipe fixing device, it is structurally characterized in that, comprising:
At least one fixed block, this fixed block is for being fixed on die side plate medial surface；
For fixing the spool fixing hole of penetration pipe, this spool fixing hole is perpendicular to die side plate and arranges when described fixed block is fixed on die side plate；
The outside wall surface of described fixed block has a pattern draft, and this fixed block be provided with for by fixed block from the detaching structure taken out the prefabricated components after molding。
Thus, by the prefabricated components of threading pipe fixing device mating mold molding, thoroughly solve the versatility problem of penetration pipe mould in existing prefabricated components, thoroughly solve prefabricated components damage problem in lifting, transport, installation process simultaneously。
According to embodiments of the invention, it is also possible to the present invention to be done further optimization, the below technical scheme for being formed after optimizing:
Preferred described pattern draft is 0 °-65 °, more preferably 10 °-45 °, it is most preferred that be 20 °-35 °。Being preferably, the outside wall surface of described fixed block forms stage。
As the preferred fixed form of one, described fixed block is removably mounted on described die side plate medial surface, equipped with Magnet on the installed surface of this fixed block。Described Magnet is preferably high-strength Magnet, such as ndfeb magnet etc.。The installed surface of preferred described fixed block has ring shaped slot (as shown in Figure 4) or a multiple groove (as shown in Figure 2), groove or be fixed with described Magnet in ring shaped slot。
After facilitating that prefabricated components are prefabricated and completing, being taken off by threading pipe fixing device from prefabricated components, described fixed block entirety is frustum, and the bottom face of frustum is the installed surface for being fixedly linked with die side plate。
In order to convenient, threading pipe fixing device is taken off from prefabricated components, it is preferable that described detaching structure is screwed hole, and this screwed hole is arranged on the installed surface of fixed block。Externally threaded extracting tool will be with to screw in screwed hole, it is possible to taken out by threading pipe fixing device easily。Certainly, other common structure can also realize this purpose, as long as extracting tool conveniently captures or fixes threading pipe fixing device。
The whole height of described fixed block is preferably 30mm-50mm, more preferably 35mm-45mm, it is most preferred that for 31mm-41mm；Distance between at the bottom of the installed surface of described fixed block and spool fixing hole hole is preferably 2mm-20mm, more preferably 5mm-15mm, it is most preferred that for 8mm-12mm。
Based on same inventive concept, present invention also offers a kind of prefabricated components mould, it includes surrounding the polylith die side plate of casting area and being arranged at least one penetration pipe of casting area；It is characterized in that, the medial surface of described die side plate is installed with at least one threading pipe fixing device described above, and the spool fixing hole of this threading pipe fixing device coordinates with the end of the penetration pipe being arranged in casting area and is connected；Between the medial surface of the end of described penetration pipe and the die side plate of corresponding side, there is certain distance, and in the prefabricated components after making the end of penetration pipe sink to molding。
Thus, during prefabricated described prefabricated components, die side plate is installed, and as needed in die side plate is fixed described threading pipe fixing device, at least one end of penetration pipe is fixed in corresponding spool fixing hole simultaneously。Having built after prefabricated components solidification is up to standard, dismantled die side plate, now threading pipe fixing device embeds in described prefabricated components, then utilizes extracting tool to be taken out in prefabricated components by threading pipe fixing device。
Preferably, the distance between the medial surface of the die side plate of the end of described penetration pipe and corresponding side is equal to the distance between at the bottom of the installed surface of described fixed block and spool fixing hole hole。
Based on same inventive concept, present invention also offers a kind of prefabricated components, it is prepared by above-mentioned prefabricated components mould；Having the frustum counterbore extended internally at least one side end face of described prefabricated components, at least one end of the penetration pipe being embedded in prefabricated components is stretched in the frustum counterbore of corresponding side；There is certain distance the end of described penetration pipe apart from the end face of the prefabricated components of corresponding side。
Preferably, described pore-forming is circular cone shape pore-forming, more preferably stage counterbore。
Thus, this prefabricated components thoroughly avoid resolving the generation of pipe phenomenon in Prefabrication, transport and installation process, thus having saved production, transport and installation cost, reduce defect ware rate simultaneously。
For the precoated plate of built-in line box, pre-buried wired box in described prefabricated components, one end of described penetration pipe is stretched in the frustum counterbore of corresponding side, and the other end is connected with described line box。Do not need the precoated plate of built-in line box, then the two ends of penetration pipe are each attached in the counterbore of corresponding side。
Preferably, the distance between the end face of the prefabricated components of the end of described penetration pipe and corresponding side is 2mm-20mm, more preferably 5mm-15mm, it most preferably is 8mm-12mm, the degree of depth of described frustum counterbore is 30mm-50mm, more preferably 35mm-45mm, it is most preferred that for 31mm-41mm。
Based on same inventive concept, present invention also offers a kind of prefabricated components mounting structure, it includes the spaced prefabricated components described above of polylith, the penetration pipe of adjacent two blocks of prefabricated components is connected by connecting tube socket, and is fixedly linked by concrete cast-in-situ section between adjacent two blocks of prefabricated components and between penetration pipe and the outside wall surface of connecting tube；Described concrete cast-in-situ section part stretches into and forms reinforcing projection in described frustum counterbore。
During installation, adjacent two blocks of prefabricated components are spaced on request, by connecting tube, the penetration pipe of two blocks of prefabricated components is coupled together, then, at interval region casting concrete, part concrete enters to be formed after solidification in frustum counterbore reinforces projection, inventors be surprised to learn that, this existence reinforcing projection, thoroughly avoid the Cast-in-Situ Segment between adjacent two pieces of precoated plates to build, when vibrating and situation that penetration pipe and/or connecting tube are cut off, it is to avoid the impaired possibility of penetration pipe in installation process。
In order to prevent from entering in penetration pipe slurry, simultaneously facilitate the connection reliability improving sleeve pipe with penetration pipe, sleeve pipe and connecting tube, connected by sleeve pipe between described penetration pipe and connecting tube, and be provided with potted component between sleeve pipe and penetration pipe, sleeve pipe and connecting tube。
Compared with prior art, the invention has the beneficial effects as follows: the present invention makes embedded threading pipe in prefabricated components need not go out outside prefabricated components, and prefabricated mould, also without offering conduit preformed hole, decreases the processing charges of mould, enhances the versatility of mould；Additionally, penetration pipe does not go out the side end face of prefabricated components, thoroughly avoiding the disconnected manage-style danger that penetration pipe exists in production, transport, installation process, minimizing unit in charge of construction processes, because of the pipe that breaks, the cost increased, and construction is docked convenient and swift。Finally; in installation process, concrete cast-in-situ section part stretches into and forms reinforcing projection in described frustum counterbore, between the adjacent two pieces of precoated plates of increase while bonding strength; protect penetration pipe, connecting tube, it is to avoid penetration pipe, connecting tube are because being cut off in casting process。
Calculate by the prefabricated components that the average annual volume of production of factory is 300,000 m3, after adopting the present invention, compare the prefabricated component that existing penetration pipe exposes, die cost can save about 630,000 yuan, defect ware rate reduces at least 5%, accumulation, can also save cost 130,000 yuan in production, transport, installation process, do over again and save cost 710,000 yuan, achieve beyond thought economic benefit。
Below in conjunction with drawings and Examples, the present invention is further elaborated。
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of threading pipe fixing device of the present invention；
Fig. 2 is the upward view of Fig. 1；
Fig. 3 is the structural representation of the another kind of embodiment of threading pipe fixing device of the present invention；
Fig. 4 is the upward view of Fig. 3；
Fig. 5 is the structural representation of a kind of embodiment of prefabricated components mould of the present invention；
Fig. 6 is the structural representation of a kind of embodiment of prefabricated components of the present invention；
Fig. 7 is the structural representation of the another kind of embodiment of prefabricated components of the present invention；
Fig. 8 is the mounting structure schematic diagram of adjacent two blocks of prefabricated components of the present invention；
Fig. 9 is the partial enlarged drawing of Fig. 8；
Figure 10 is the installation schematic diagram of two blocks of prefabricated components of same plane；
Figure 11 is the installation schematic diagram of two blocks of prefabricated components of Different Plane。
In the drawings
1-fixed block；2-spool fixing hole；3-Magnet；4-penetration pipe；5-screwed hole；6-die side plate；7,17-prefabricated components；8-casting area；9-counterbore；10-is protruding；11-threading pipe fixing device；12-Cast-in-Situ Segment；13-line box；14-connecting tube；15-sleeve pipe。
Detailed description of the invention
A kind of threading pipe fixing device, as Figure 1-4, is made up of spool fixed block, high-strength Magnet (being preferably ndfeb magnet)。The pore of spool fixed block is used for inserting spool, it is prevented that mortar enters spool, and screwed hole is for taking out this fixed block in prefabricated components after form removal。High-strength Magnet is for being fixed on mould by this fixing device, it is prevented that spool is built at component, vibrated shift, avoids building, penetration pipe is cut off when vibrating shift simultaneously。
A kind of prefabricated components mould, as it is shown in figure 5, include die side plate, described threading pipe fixing device the relevant position of die side plate medial surface is fixing, after having built, dismantle die side plate, then threading pipe fixing device is taken out。
A kind of prefabricated components, as shown in figs. 6 or 7, are provided with circular cone shape counterbore on the side end face of prefabricated components, and at least one end of the penetration pipe being embedded in prefabricated components is stretched in counterbore, and the side end face of distance prefabricated components is about 10mm。The degree of depth of circular cone shape counterbore is about 40mm。
A kind of prefabricated components mounting structure, as shown in FIG. 8 and 9, the employing of prefabricated components spool goes out pipe or side goes out pipe, spool one end is installed on online box, and the other end inserts in the conduit mounting holes of this device, inserts the most handy adhesive tape in the place of eating dishes without rice or wine at spool and seals, prevent mortar from entering, line pipe fixing device is adsorbed on mould side by high-strength Magnet and is fixed, and the most handy adhesive tape seals herein, fixes rear prefabricated components。Reaching form removal after some strength until concrete component, be screwed into by bolt in the screwed hole of line pipe fixing device, utilize special instrument to be taken out by this device pre-buried, this device is reusable。
As shown in FIG. 10 and 11, described prefabricated components are usable on the same face body of wall, it is also possible to be used on the body of wall of not coplanar。
The content that above-described embodiment illustrates should be understood to these embodiments only for being illustrated more clearly that the present invention, rather than restriction the scope of the present invention, after having read the present invention, the amendment of the various equivalent form of values of the present invention is each fallen within the application claims limited range by those skilled in the art。
Claims (10)
1. a threading pipe fixing device, it is characterised in that it includes
At least one fixed block (1), this fixed block (1) is for being fixed on die side plate (6) medial surface；
For fixing the spool fixing hole (2) of penetration pipe (4), this spool fixing hole (2) is perpendicular to die side plate (6) and arranges when described fixed block (1) is fixed on die side plate (6)；
The outside wall surface of described fixed block (1) has a pattern draft, and this fixed block (1) be provided with for by fixed block (1) from the detaching structure taken out the prefabricated components (7) after molding。
2. threading pipe fixing device according to claim 1, it is characterised in that described fixed block (1) is removably mounted on described die side plate (6) medial surface, equipped with Magnet (3) on the installed surface of this fixed block (1)。
3. threading pipe fixing device according to claim 1, it is characterised in that described fixed block (1) is overall in frustum, the bottom face of frustum is the installed surface being used for being fixedly linked with die side plate (6)。
4. threading pipe fixing device according to claim 1, it is characterised in that described detaching structure is screwed hole (5), and this screwed hole (5) is arranged on the installed surface of fixed block (1)。
5. a prefabricated components mould, including surrounding the polylith die side plate (6) of casting area (8) and being arranged at least one penetration pipe (4) of casting area (8)；It is characterized in that, being installed with at least one threading pipe fixing device (11) as described in one of claim 1-4 on the medial surface of described die side plate (6), the spool fixing hole (2) of this threading pipe fixing device (11) coordinates with the end of the penetration pipe (4) being arranged in casting area (8) and is connected；Between the medial surface of the end of described penetration pipe (4) and the die side plate (6) of corresponding side, there is certain distance, and in the prefabricated components (7) after making the end of penetration pipe (4) sink to molding。
6. prefabricated components, it is characterised in that the prefabricated components mould described in claim 5 prepares；Having the frustum counterbore (9) extended internally at least one side end face of described prefabricated components (7), at least one end of the penetration pipe (4) being embedded in prefabricated components (7) is stretched in the frustum counterbore (9) of corresponding side；There is certain distance the end of described penetration pipe (4) apart from the end face of the prefabricated components (7) of corresponding side。
7. prefabricated components according to claim 6, it is characterised in that pre-buried wired box (13) in described prefabricated components (7), one end of described penetration pipe (4) is stretched in the frustum counterbore (9) of corresponding side, and the other end is connected with described line box (13)。
8. the prefabricated components according to claim 6 or 7, it is characterised in that the distance between the end face of the end of described penetration pipe (4) and the prefabricated components (7) of corresponding side is 2mm-20mm, and the degree of depth of described frustum counterbore is 30mm-50mm。
9. a prefabricated components mounting structure, it is characterized in that, including the spaced prefabricated components (7 as described in one of claim 6-8 of polylith, 17), adjacent two blocks of prefabricated components (7,17) penetration pipe (4) is connected by connecting tube (14) socket, and is fixedly linked by concrete cast-in-situ section (12) between adjacent two pieces of prefabricated components (7,17) and between the outside wall surface of penetration pipe (4) and connecting tube (14)；Described concrete cast-in-situ section (12) part stretches into and forms reinforcing protruding (10) in described frustum counterbore (9)。
10. prefabricated components mounting structure according to claim 9, it is characterized in that, connected by sleeve pipe (15) between described penetration pipe (4) with connecting tube (14), and be provided with potted component between sleeve pipe (15) and penetration pipe (4), sleeve pipe (15) and connecting tube (14)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610175966.8A CN105697885B (en) | 2016-03-25 | 2016-03-25 | Conduit fixing device, prefabricated component mold, prefabricated component and installing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610175966.8A CN105697885B (en) | 2016-03-25 | 2016-03-25 | Conduit fixing device, prefabricated component mold, prefabricated component and installing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105697885A true CN105697885A (en) | 2016-06-22 |
| CN105697885B CN105697885B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610175966.8A Active CN105697885B (en) | 2016-03-25 | 2016-03-25 | Conduit fixing device, prefabricated component mold, prefabricated component and installing structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN105697885B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109514724A (en) * | 2018-12-05 | 2019-03-26 | 中建科技湖南有限公司 | A kind of prefabricated components production preburied positioning device |
| CN109571719A (en) * | 2019-01-02 | 2019-04-05 | 常州中铁城建构件有限公司 | A kind of novel die of PC component |
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| CH641862A5 (en) * | 1981-06-15 | 1984-03-15 | Signal Ag | FLOOR SLEEVE FOR A ROD TO BE INSERTED AND HOLDED IN. |
| DE3709783C1 (en) * | 1987-03-25 | 1988-04-14 | Blendax Werke Schneider Co | Dosing syringe |
| CN203135341U (en) * | 2013-01-07 | 2013-08-14 | 邹旭 | Wire tube fitting |
| CN203559586U (en) * | 2013-10-17 | 2014-04-23 | 成都市第四建筑工程公司 | PVC (Polyvinyl chloride) electric wire pipe embedded direct connector for concrete |
| CN104009431A (en) * | 2013-02-21 | 2014-08-27 | 任丘市永基建筑安装工程有限公司 | Pre-embedding technology of electrical appliance pipeline and synthetic concrete |
| CN203911398U (en) * | 2014-06-30 | 2014-10-29 | 葛洲坝集团电力有限责任公司 | Prefabricated concrete cable passing-through pipe |
| CN205446961U (en) * | 2016-03-25 | 2016-08-10 | 三新戭屋制造股份有限公司 | Threading pipe fixing device , prefabricated component mould, prefabricated component and mounting structure |
-
2016
- 2016-03-25 CN CN201610175966.8A patent/CN105697885B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH641862A5 (en) * | 1981-06-15 | 1984-03-15 | Signal Ag | FLOOR SLEEVE FOR A ROD TO BE INSERTED AND HOLDED IN. |
| DE3709783C1 (en) * | 1987-03-25 | 1988-04-14 | Blendax Werke Schneider Co | Dosing syringe |
| CN203135341U (en) * | 2013-01-07 | 2013-08-14 | 邹旭 | Wire tube fitting |
| CN104009431A (en) * | 2013-02-21 | 2014-08-27 | 任丘市永基建筑安装工程有限公司 | Pre-embedding technology of electrical appliance pipeline and synthetic concrete |
| CN203559586U (en) * | 2013-10-17 | 2014-04-23 | 成都市第四建筑工程公司 | PVC (Polyvinyl chloride) electric wire pipe embedded direct connector for concrete |
| CN203911398U (en) * | 2014-06-30 | 2014-10-29 | 葛洲坝集团电力有限责任公司 | Prefabricated concrete cable passing-through pipe |
| CN205446961U (en) * | 2016-03-25 | 2016-08-10 | 三新戭屋制造股份有限公司 | Threading pipe fixing device , prefabricated component mould, prefabricated component and mounting structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109514724A (en) * | 2018-12-05 | 2019-03-26 | 中建科技湖南有限公司 | A kind of prefabricated components production preburied positioning device |
| CN109571719A (en) * | 2019-01-02 | 2019-04-05 | 常州中铁城建构件有限公司 | A kind of novel die of PC component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105697885B (en) | 2017-05-03 |
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Address after: 410005 Hunan province Changsha Kaifu District, Furong Road Xingang Street Jinpen Hill Community Building Room 618 Applicant after: Three integrated housing Limited by Share Ltd Address before: 410005, room 618, golden hill community office building, Xingang street, Furong North Road, Changsha, Hunan Applicant before: SANXIN HOUSING MANUFACTURING CO., LTD. |
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