CN214995301U - Civil engineering construction is with waterproof construction of roof expansion joint - Google Patents
Civil engineering construction is with waterproof construction of roof expansion joint Download PDFInfo
- Publication number
- CN214995301U CN214995301U CN202120974456.3U CN202120974456U CN214995301U CN 214995301 U CN214995301 U CN 214995301U CN 202120974456 U CN202120974456 U CN 202120974456U CN 214995301 U CN214995301 U CN 214995301U
- Authority
- CN
- China
- Prior art keywords
- expansion joint
- aluminum plate
- positioning
- plate
- roof
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Building Environments (AREA)
Abstract
The utility model discloses a civil engineering construction is with waterproof construction of roof expansion joint, including two stagnant water anti-roof beams, placed expansion joint connection aluminum plate on the expansion joint between two stagnant water anti-roof beams, stagnant water groove has been seted up at the top of stagnant water anti-roof beam. This waterproof construction at roof expansion joint for civil engineering construction, seal the bottom of its expansion joint connection aluminum plate both sides diaphragm through the elastic sealing filler strip, utilize the screw bull stick to drive ejector pad horizontal displacement simultaneously, connect the plastic elasticity sealing rod at aluminum plate diaphragm both ends with its expansion joint firmly press down in the pre-buried stagnant water inslot of stagnant water reversed beam, connect aluminum plate's both sides bead to its expansion joint and carry out effective waterproof, driving the vertical downward displacement of ejector pad through bulldozing the pole simultaneously, with the sealed elasticity swash plate of plastic of its both sides firmly insert at the both sides face of expansion joint, reached then effectively to prevent in the water entering expansion joint of both sides, the phenomenon of having avoided the inside two-sided wall body infiltration of expansion joint to take place.
Description
Technical Field
The utility model relates to a civil engineering construction is with waterproof technical field of roof expansion joint specifically is a civil engineering construction is with waterproof construction of roof expansion joint.
Background
The expansion joint for building is a structural joint which is arranged at a proper position along the construction joint direction of the building or the structure in order to prevent the structure from generating cracks or damage due to the change of the climate and temperature (thermal expansion and cold contraction), and the expansion joint is used for dividing the building components above the foundation, such as a wall body, a floor slab, a roof (except a wooden roof) and the like into two independent parts so that the building or the structure can horizontally expand and contract along the long direction. At present, in the construction of the existing house, the expansion joint of the roof is generally treated by directly covering a water stop steel plate, and in the actual situation, the two side surfaces of the water stop steel plate often have the phenomenon of water inflow, so that the water seepage of the two wall bodies in the expansion joint is serious, and the water inflow of the inner wall of the expansion joint is further caused, thereby bringing certain troubles to owners.
Disclosure of Invention
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a civil engineering is waterproof construction at roof expansion joint for construction has solved current room and has built in the construction, handles the expansion joint on its roof and generally all adopts directly to cover the stagnant water steel sheet, and in actual conditions, the both sides face of stagnant water steel sheet often has the phenomenon of intaking to take place, leads to the inside two sides wall body infiltration of expansion joint serious to make its interior wall problem of intaking.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a waterproof structure of a roof expansion joint for civil engineering construction comprises two water stop reverse beams, an expansion joint connecting aluminum plate is placed on the expansion joint between the two water stop reverse beams, a water stop groove is formed in the top of each water stop reverse beam, positioning inclined plates are fixedly connected to two side edges of each expansion joint connecting aluminum plate, a plurality of positioning screws are pre-buried in the top of each water stop reverse beam, through holes matched with the positioning screws are formed in the surfaces of the expansion joint connecting aluminum plates, the surfaces of the positioning screws penetrate through the through holes formed in the surfaces of the expansion joint connecting aluminum plates, positioning nuts are sleeved on the surface threads of the positioning screws, two push pipes are fixedly connected to the bottoms of the positioning nuts, positioning pressing lantern rings are sleeved on the surfaces of the positioning screws, the tops of the positioning pressing lantern rings are fixedly connected with the bottoms of the two push pipes, and an arc pressing plate is contacted with the top of one side of each positioning pressing lantern ring, the inner wall of the arc pressing plate is rotatably sleeved on the surface of the rotating rod, the bottom of the rotating rod is rotatably connected with the top of an expansion joint connecting aluminum plate transverse plate, the bottom of the positioning inclined plate is fixedly connected with a plastic elastic water stop strip, the bottom of the plastic elastic water stop strip is inserted into a water stop groove of a water stop back beam, a first push block is in inclined surface extrusion contact with the positioning inclined plate, the bottom of the first push block is in extrusion contact with the top of the water stop back beam, a threaded rotating rod penetrates through the middle of the first push block, the surface of the threaded rotating rod is in threaded connection with the inner wall of the first push block, one end of the threaded rotating rod is inserted into the positioning inclined plate and is in threaded connection with the inner wall of the positioning inclined plate, two pushing rods penetrate through the middle of the expansion joint connecting aluminum plate, threaded grooves are formed in the surface of the pushing rods, and the surface of the pushing rods is in threaded connection with the inner wall of the expansion joint connecting aluminum plate, the bottom of the pushing rod is rotatably connected with the top of the second pushing block, side plates are fixedly connected to the two sides of the second pushing block, a plastic sealing elastic inclined plate is fixedly connected to the side face of each side plate, and the other side of each plastic sealing elastic inclined plate is in extrusion contact with the side face of the water stopping back beam.
Preferably, the bottom of the expansion joint connecting aluminum plate is fixedly connected with an elastic sealing gasket strip, and the bottom of the elastic sealing gasket strip is in extrusion contact with the top of the water stop reverse beam.
Preferably, the top of the rotating rod is fixedly connected with a control cap, and one end of the threaded rotating rod, which is far away from the positioning inclined plate, is fixedly connected with a fastening positioning cap.
Preferably, the surface thread of the pushing rod is sleeved with a stable thread sleeve, and the top of the stable thread sleeve is fixedly connected with the inner wall of the expansion joint connecting aluminum plate.
Preferably, the two pushing rods are respectively connected with the middle part of the aluminum plate through expansion joints and are symmetrically distributed in the front and back direction.
(III) advantageous effects
The utility model provides a civil engineering is waterproof construction of roof expansion joint for construction. The method has the following beneficial effects:
(1) this waterproof construction at roof expansion joint for civil engineering construction, connect aluminum plate's setting through the expansion joint, and the location swash plate, positioning screw, the lantern ring is pressed in the location, the positioning nut, the ejector sleeve, the board is pressed to the arc, the bull stick, plastic elasticity sealing rod, first ejector pad, the screw bull stick, bulldoze the pole, the second ejector pad, the cooperation of side board and the sealed elasticity swash plate of plastic is used, thereby played and placed directly over the expansion joint through connecting its expansion joint with aluminum plate, then through a plurality of positioning nut screw thread displacement on positioning screw, drive the location and press the diaphragm that the lantern ring is connected the aluminum plate both sides to its expansion joint and press, make its connection aluminum plate fix a position completely, and seal through the bottom that its expansion joint is connected aluminum plate both sides diaphragm, utilize the screw bull stick to drive first ejector pad horizontal displacement simultaneously, the plastic elasticity sealing rod who connects its expansion joint with aluminum plate diaphragm both ends presses firmly the end of stagnant water at stagnant water back beam in the pre-buried firmly pressing of stagnant water In the basin, connect aluminum plate's both sides bead to its expansion joint and effectively waterproof, the screw propulsion principle between aluminum plate is being connected through bulldozing pole and expansion joint simultaneously, drives the vertical downward displacement of second ejector pad, with the plastic seal elasticity swash plate of its both sides firmly insert at the both sides face at the expansion joint, has reached then effectively to prevent in the water entering expansion joint of both sides, has avoided the phenomenon of the inside two-sided wall body infiltration of expansion joint to take place.
Drawings
FIG. 1 is a schematic view of the interior of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the point A of the structure of FIG. 1 of the present invention;
fig. 3 is an enlarged schematic view of the point B in the structure diagram of fig. 2 of the present invention;
fig. 4 is an enlarged schematic view of the point C in the structure diagram of fig. 2 of the present invention;
fig. 5 is an enlarged schematic view of the position D in the structure diagram of fig. 4 of the present invention.
In the figure: 1. water stopping and beam reversing; 2. the expansion joint is connected with the aluminum plate; 3. positioning the inclined plate; 4. positioning a screw rod; 5. an elastic sealing gasket strip; 6. positioning the pressing lantern ring; 7. positioning a nut; 8. pushing the tube; 9. an arc-shaped pressing plate; 10. a rotating rod; 11. a control cap; 12. a plastic elastic water stop strip; 13. a first push block; 14. a threaded rotating rod; 15. fastening the positioning cap; 16. a push rod; 17. a second push block; 18. a side plate; 19. plastic sealing elastic sloping plates; 20. and (5) stabilizing the threaded sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-5, the utility model provides a technical solution: a waterproof structure of a roof expansion joint for civil engineering construction comprises two water stop reverse beams 1, an expansion joint connecting aluminum plate 2 is placed on the expansion joint between the two water stop reverse beams 1, a water stop groove is arranged at the top of the water stop reverse beam 1, positioning inclined plates 3 are fixedly connected with two side edges of the expansion joint connecting aluminum plate 2, a plurality of positioning screws 4 are pre-embedded at the top of the water stop reverse beam 1, through holes matched with the positioning screws 4 are arranged on the surface of the expansion joint connecting aluminum plate 2, the surface of each positioning screw 4 penetrates through the through holes arranged on the surface of the expansion joint connecting aluminum plate 2, a positioning nut 7 is sleeved on the surface thread of each positioning screw 4, two push pipes 8 are fixedly connected at the bottom of each positioning nut 7, a positioning pressing lantern ring 6 is sleeved on the surface of each positioning screw 4, the top of the positioning pressing lantern ring 6 is fixedly connected with the bottoms of the two push pipes 8, an arc pressing plate 9 is contacted with the top of one side of the positioning pressing lantern ring 6, the inner wall of an arc pressing plate 9 is rotatably sleeved on the surface of a rotating rod 10, the bottom of the rotating rod 10 is rotatably connected with the top of an expansion joint connecting aluminum plate 2 transverse plate, a control cap 11 is fixedly connected with the top of the rotating rod 10, the effect of facilitating the rotation of the rotating rod 10 is achieved through the arrangement of the control cap 11, an elastic sealing gasket strip 5 is fixedly connected with the bottom of the expansion joint connecting aluminum plate 2, the bottom of the elastic sealing gasket strip 5 is in extrusion contact with the top of a water stopping reversed beam 1, the effect of strengthening and sealing the bottom of the expansion joint connecting aluminum plate 2 transverse plate is achieved through the arrangement of the elastic sealing gasket strip 5, a plastic elastic water stopping strip 12 is fixedly connected with the bottom of a positioning inclined plate 3, the bottom of the plastic elastic water stopping strip 12 is inserted into a water stopping groove of the water reversing beam 1, a first push block 13 is in extrusion contact with an inclined plane of the positioning inclined plate 3, the bottom of the first push block 13 is in extrusion contact with the top of the water stopping reversed beam 1, a thread rotating rod 14 penetrates through the middle part of the first pushing block 13, the surface of the thread rotating rod 14 is in threaded connection with the inner wall of the first pushing block 13, one end of the thread rotating rod 14 is inserted into the positioning inclined plate 3 and is in threaded connection with the inner wall of the positioning inclined plate 3, one end of the thread rotating rod 14, which is far away from the positioning inclined plate 3, is fixedly connected with a fastening positioning cap 15, the effect of facilitating the rotation of the thread rotating rod 14 is achieved through the arrangement of the fastening positioning cap 15, two pushing rods 16 penetrate through the middle part of the expansion joint connecting aluminum plate 2, the two pushing rods 16 are respectively and symmetrically distributed in the front and back direction through the middle part of the expansion joint connecting aluminum plate 2, thread grooves are formed in the surfaces of the pushing rods 16, the surfaces of the pushing rods 16 are in threaded connection with the inner wall of the expansion joint connecting aluminum plate 2, the bottoms of the two pushing rods 16 are both rotatably connected with the top of the second pushing block 17, and side plates 18 are fixedly connected with the two sides of the second pushing block 17, the side fixedly connected with plastic of side board 18 seals elasticity swash plate 19, and the side extrusion contact of the sealed elasticity swash plate 19 opposite side of plastic and stagnant water reversed beam 1 pushes away the surface screw thread of pole 16 and has cup jointed firm threaded sleeve 20, and the top of firm threaded sleeve 20 and the inner wall fixed connection of expansion joint connection aluminum plate 2 through the setting of firm threaded sleeve 20 to the stability that the pole 16 was pushed away in the reinforcing has been played.
When in use, the aluminum plate 2 connected with the expansion joint is firstly placed right above the expansion joint, the corresponding positioning screw rods 4 penetrate through the through holes on the transverse plates at the two sides of the aluminum plate 2 connected with the expansion joint, meanwhile, the plastic elastic water stop strips 12 at the two sides of the aluminum plate are inserted into the pre-buried water stop grooves of the water stop reversed beam 1, then the positioning screw nuts 7 are sequentially rotated to lead the positioning screw nuts 7 to be in threaded displacement on the positioning screw rods 4, the positioning pressing lantern rings 6 are driven to downwards press the transverse plates at the two sides of the aluminum plate 2 connected with the expansion joint, the aluminum plate 2 connected with the expansion joint is completely fixed above the expansion joint, the bottoms of the transverse plates at the two sides of the aluminum plate 2 connected with the expansion joint are sealed through the elastic sealing gasket strips 5, then the threaded rotating rods 14 corresponding to the two sides are rotated, the threaded rotating rods 14 drive the first push blocks 13 to horizontally displace inwards, the plastic elastic water stop strips 12 at the two ends of the transverse plates 2 connected with the expansion joint are firmly pressed in the pre-buried water stop grooves of the water reversed beam 1, the two side edges of the expansion joint are effectively waterproof, then the pushing rod 16 is rotated, the second pushing block 17 is driven to vertically move downwards by the screw propulsion principle that the pushing rod 16 and the expansion joint are connected between the aluminum plates 2, the plastic sealing elastic inclined plates 19 on the two sides of the expansion joint are firmly inserted into the two side surfaces of the expansion joint, and a water stopping retaining wall is erected on the two side surfaces of the expansion joint, so that water on the two sides is effectively prevented from entering the expansion joint, the phenomenon that water seeps from two wall bodies inside the expansion joint is avoided, and meanwhile, the content which is not described in detail in the specification belongs to the prior art known by professionals in the field.
To sum up, the waterproof structure of the roof expansion joint for civil engineering construction is provided, which is characterized in that the arrangement of the aluminum plate 2 is connected through the expansion joint, and the positioning inclined plate 3, the positioning screw rod 4, the positioning pressing lantern ring 6, the positioning screw cap 7, the push pipe 8, the arc pressing plate 9, the rotating rod 10, the plastic elastic water stop strip 12, the first push block 13, the thread rotating rod 14, the push rod 16, the second push block 17, the side plate 18 and the plastic sealing elastic inclined plate 19 are used in a matching way, so that the expansion joint connecting aluminum plate 2 is placed right above the expansion joint, then the positioning screw cap 7 is in thread displacement on the positioning screw rod 4 to drive the positioning pressing lantern ring 6 to press the transverse plates at the two sides of the expansion joint connecting aluminum plate 2, so that the expansion joint connecting aluminum plate 2 is completely positioned, and the bottom of the transverse plates at the two sides of the expansion joint connecting aluminum plate 2 is sealed through the elastic sealing filler strip 5, utilize screw thread bull stick 14 to drive first ejector pad 13 horizontal displacement simultaneously, press firmly the plastic elasticity sealing rod 12 at its expansion joint connection aluminum plate 2 diaphragm both ends in the pre-buried stagnant water groove of stagnant water reversed beam 1, connect the both sides bead of aluminum plate 2 to its expansion joint and effectively waterproof, simultaneously through bulldozing pole 16 and the expansion joint screw propulsion principle between connecting aluminum plate 2, drive the vertical downward displacement of second ejector pad 17, insert the both sides face at the expansion joint firmly with the sealed elasticity swash plate 19 of plastic of its both sides, then reached and effectively prevented that the water of both sides from getting into in the expansion joint, the phenomenon of the inside two wall body infiltration of expansion joint from taking place.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a civil engineering construction is with waterproof construction at roof expansion joint, includes two stagnant water anti-roof beam (1), its characterized in that: an expansion joint connecting aluminum plate (2) is placed at an expansion joint between the two water stop reverse beams (1), a water stop groove is formed in the top of each water stop reverse beam (1), positioning inclined plates (3) are fixedly connected to two side edges of each expansion joint connecting aluminum plate (2), a plurality of positioning screws (4) are pre-buried in the top of each water stop reverse beam (1), through holes matched with the positioning screws (4) are formed in the surface of each expansion joint connecting aluminum plate (2), the surface of each positioning screw (4) penetrates through the through holes formed in the surface of each expansion joint connecting aluminum plate (2), a positioning nut (7) is sleeved on the surface thread of each positioning screw (4), two push pipes (8) are fixedly connected to the bottom of each positioning nut (7), a positioning pressing lantern ring (6) is sleeved on the surface of each positioning screw (4), and the top of each positioning pressing lantern ring (6) is fixedly connected with the bottoms of the two push pipes (8), the top of one side of the locating pressing lantern ring (6) is contacted with an arc pressing plate (9), the arc pressing plate (9) is rotated by the inner wall to be sleeved on the surface of a rotating rod (10), the bottom of the rotating rod (10) is rotationally connected with the top of a transverse plate of an expansion joint connecting aluminum plate (2), the bottom of the locating sloping plate (3) is fixedly connected with a plastic elastic water stop strip (12), the bottom of the plastic elastic water stop strip (12) is inserted into a water stop groove of a water stop reversed beam (1), the inclined plane of the locating sloping plate (3) is in extrusion contact with a first push block (13), the bottom of the first push block (13) is in extrusion contact with the top of the water stop reversed beam (1), a threaded rotating rod (14) penetrates through the middle of the first push block (13), the surface of the threaded rotating rod (14) is in threaded connection with the inner wall of the first push block (13), one end of the threaded rotating rod (14) is inserted into the locating sloping plate (3), and with the inner wall threaded connection of location swash plate (3), the middle part of expansion joint connection aluminum plate (2) is run through and is had two bulldoze pole (16), the thread groove has been seted up on the surface that bulldozes pole (16), the surface that bulldozes pole (16) and the inner wall threaded connection of expansion joint connection aluminum plate (2), two the bottom that bulldozes pole (16) all rotates with the top of second ejector pad (17) to be connected, the equal fixedly connected with side board (18) in both sides of second ejector pad (17), the side fixedly connected with plastic sealing elasticity swash plate (19) of side board (18), the side extrusion contact of the sealed elasticity swash plate of plastic (19) opposite side and stagnant water anti-beam (1).
2. The waterproof structure of a roof expansion joint for civil engineering construction according to claim 1, characterized in that: the bottom fixed connection of aluminum plate (2) is connected at the expansion joint has elasticity sealing gasket strip (5), the bottom of elasticity sealing gasket strip (5) and the top extrusion contact of stagnant water back beam (1).
3. The waterproof structure of a roof expansion joint for civil engineering construction according to claim 1, characterized in that: the top of the rotating rod (10) is fixedly connected with a control cap (11), and one end, far away from the positioning inclined plate (3), of the threaded rotating rod (14) is fixedly connected with a fastening positioning cap (15).
4. The waterproof structure of a roof expansion joint for civil engineering construction according to claim 1, characterized in that: the surface thread of the pushing rod (16) is sleeved with a stable thread sleeve (20), and the top of the stable thread sleeve (20) is fixedly connected with the inner wall of the expansion joint connecting aluminum plate (2).
5. The waterproof structure of a roof expansion joint for civil engineering construction according to claim 1, characterized in that: the two pushing rods (16) are respectively connected with the middle part of the aluminum plate (2) through expansion joints and are symmetrically distributed in the front and back direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120974456.3U CN214995301U (en) | 2021-05-09 | 2021-05-09 | Civil engineering construction is with waterproof construction of roof expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120974456.3U CN214995301U (en) | 2021-05-09 | 2021-05-09 | Civil engineering construction is with waterproof construction of roof expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214995301U true CN214995301U (en) | 2021-12-03 |
Family
ID=79091206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120974456.3U Expired - Fee Related CN214995301U (en) | 2021-05-09 | 2021-05-09 | Civil engineering construction is with waterproof construction of roof expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214995301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351740A (en) * | 2022-01-14 | 2022-04-15 | 成都华阳建筑股份有限公司 | Plugging method for high-water-level basement pressure-bearing dewatering well |
-
2021
- 2021-05-09 CN CN202120974456.3U patent/CN214995301U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351740A (en) * | 2022-01-14 | 2022-04-15 | 成都华阳建筑股份有限公司 | Plugging method for high-water-level basement pressure-bearing dewatering well |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214995301U (en) | Civil engineering construction is with waterproof construction of roof expansion joint | |
| CN108951850B (en) | Assembled house | |
| CN204001481U (en) | A kind of cladding marble curtain wall parapet place water proof structure | |
| CN212052896U (en) | Waterproof connection structure of heat-proof bridge at high-low deformation joint of energy-saving building | |
| CN104005503A (en) | Plane roof modularized structure | |
| CN115030417A (en) | Assembled energy-saving heat-insulating waterproof system | |
| RU193700U1 (en) | WATERPROOF WATER | |
| CN210293982U (en) | Water absorption detection device for building material design | |
| CN111749361B (en) | Construction method of gypsum spraying wall | |
| CN210483138U (en) | Assembled temporary house | |
| CN111395659B (en) | Energy-saving building roof structure and construction method thereof | |
| CN209958515U (en) | Various steel sheet of steel construction and overhanging type concrete pressure head wall seam node | |
| CN218492878U (en) | Landscape pool bottom glass skylight node anti-seepage sealing structure | |
| CN208777574U (en) | A kind of metal heat insulation sandwich plate roof plate and parapet junction node structure | |
| CN215291010U (en) | Roofing laying structure | |
| CN206385743U (en) | A kind of glass sunlight house flexible rain-proof roofing of pitched roof | |
| CN219825969U (en) | Cold joint waterproof construction that water-proof effects is good | |
| CN219863695U (en) | Waterproof shock-resistant structure | |
| CN212201068U (en) | Hang steel canopy structure that stone material board was decorated futilely | |
| CN220686403U (en) | Building heat preservation infilled wall | |
| CN2764845Y (en) | Cornice sealing plug for steel structure roofing | |
| CN213038700U (en) | Inside corner structure of parapet wall of flower house roof | |
| CN212200822U (en) | Expansion joint structure facilitating reduction of concrete shrinkage cracks and convenient construction | |
| CN215716148U (en) | Waterproof construction at building construction roof expansion joint | |
| CN221219445U (en) | Building energy-saving decorative board |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |