CN113833264A - Beam bottom reinforcing device convenient to mount and used for house building structure - Google Patents
Beam bottom reinforcing device convenient to mount and used for house building structure Download PDFInfo
- Publication number
- CN113833264A CN113833264A CN202111049153.1A CN202111049153A CN113833264A CN 113833264 A CN113833264 A CN 113833264A CN 202111049153 A CN202111049153 A CN 202111049153A CN 113833264 A CN113833264 A CN 113833264A
- Authority
- CN
- China
- Prior art keywords
- top plate
- connecting block
- side wall
- sleeve
- beam bottom
- 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.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 18
- 238000009435 building construction Methods 0.000 claims description 16
- 230000002787 reinforcement Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000009415 formwork Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 125000003003 spiro group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/001—Corner fastening or connecting means for forming or stiffening elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention belongs to the technical field of house buildings, and particularly relates to a conveniently-installed beam bottom reinforcing device for a house building structure. According to the invention, the first top plate and the second top plate are combined through the first connecting block, the first clamping plate and the first rotating shaft to form a hinge joint, the sleeve is internally provided with a screw rod which is in screw joint rotation, the other end of the screw rod is hinged on the second top plate through a bearing, and one end of the sleeve is hinged on the first top plate, so that when the screw rod is rotated, the total length of the screw rod and the sleeve can be adjusted, the angle of the first top plate and the second top plate can be adjusted, and the wall body and the outer side wall of the formwork can be fixed through the mounting plate and screw holes and screws on the mounting plate, so that the wall body and the formwork of the cross beam with different angles can be fixed.
Description
Technical Field
The invention relates to the technical field of house construction, in particular to a beam bottom reinforcing device which is convenient to install and used for a house building structure.
Background
In the integral construction of the building structure, the pouring work of the beam bottom of the building structure plays a crucial role in the whole building process, the beam body structure plays a role of a framework in the whole building, and simultaneously has high standard requirements on the construction of the beam body in the building construction specification, the construction method comprises the following general steps of erecting a scaffold, erecting a template, reinforcing by using a reinforcing device, pouring concrete, because the erected template is often not reinforced enough in the concrete pouring process, the conditions of template expansion and the like occur in the concrete pouring process, once the template deforms in the pouring process, the failure of the pouring is possibly caused, meanwhile, the poured beam body does not accord with the building standard, so the reinforcing link of the beam bottom template is very important.
As shown in fig. 1, in the existing partial building structure, because the cross-sectional view of the beam and the wall has a certain angle, and the existing common reinforcing device is inconvenient to adjust the angle according to the different included angles between the outer side wall of the formwork and the wall, it is necessary to develop a beam bottom reinforcing device for the building structure, which is convenient to install.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
an easy-to-install beam bottom reinforcement for a building construction structure, comprising:
the upper side wall and the lower side wall of the first top plate are symmetrically provided with first mounting plates, a plurality of first screw holes are formed in each of the two first mounting plates, a first connecting block is arranged at one end of the first top plate in a protruding mode, and a second connecting block is arranged at the bottom wall of the first top plate in a protruding mode;
the upper side wall and the lower side wall of the second top plate are symmetrically provided with second mounting plates, a plurality of second screw holes are formed in each of the two second mounting plates, one end, close to the first connecting block, of the first top plate is convexly provided with a first clamping plate, the first connecting block is clamped into the first clamping plate, the first clamping plate is connected with the first connecting block through a first rotating shaft, the first rotating shaft penetrates and rotates on the first connecting block, and a third connecting block is convexly arranged on the side wall of the second top plate;
the sleeve, the sleeve is the hollow cuboid that a lateral wall was opened, sleeve one end protrusion is provided with the second splint, the second splint are connected through the second pivot the second connecting block, the second pivot runs through to rotate and is in on the second connecting block, sleeve internal rotation spiro union is provided with the screw rod, the screw rod is located sleeve outside one end is provided with the bearing, screw rod fixed connection the inner circle of bearing, the outer lane lateral wall of bearing is fixed and is provided with the third splint, the third splint are connected through the third pivot the third connecting block, the third pivot runs through to rotate and is in on the third connecting block.
As a preferable aspect of the conveniently installed beam bottom reinforcing apparatus for building construction structure of the present invention, wherein: the first screw holes are uniformly and equidistantly formed, and first screws for connecting the outer side wall of the template are arranged on the four first screw holes in a penetrating and screwed mode.
As a preferable aspect of the conveniently installed beam bottom reinforcing apparatus for building construction structure of the present invention, wherein: the thickness of the first connecting block is larger than that of the first top plate.
As a preferable aspect of the conveniently installed beam bottom reinforcing apparatus for building construction structure of the present invention, wherein: the two first mounting plate outer side walls and the first top plate outer side wall are coplanar.
As a preferable aspect of the conveniently installed beam bottom reinforcing apparatus for building construction structure of the present invention, wherein: the two second mounting plate outer side walls and the second top plate outer side wall are coplanar.
As a preferable aspect of the conveniently installed beam bottom reinforcing apparatus for building construction structure of the present invention, wherein: the plurality of second screw holes are uniformly formed at equal intervals, wherein the four second screw holes are provided with second screws for fixing a wall body in a threaded manner.
As a preferable aspect of the conveniently installed beam bottom reinforcing apparatus for building construction structure of the present invention, wherein: the inner cavity of the sleeve is provided with an internal thread conforming to the external thread of the screw.
Compared with the prior art, the invention has the beneficial effects that: first roof and second roof are through first connecting block, first splint and first pivot combination back, it is articulated to form, and be provided with spiro union pivoted screw rod in the sleeve, the screw rod other end passes through the bearing and articulates on the second roof, sleeve one end articulates on first roof, thereby when rotating the screw rod, adjustable screw rod adds telescopic total length, thereby play the regulation to first roof and second roof angle, wall body and template lateral wall can be fixed to screw and screw on rethread mounting panel and the mounting panel, thereby play the wall body to different angles and the template of crossbeam to fix.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:
FIG. 1 is a top sectional view of a wall and a beam;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic diagram of an explosive structure according to the present invention;
FIG. 4 is a schematic perspective view of the sleeve, screw bearing and third clamping plate of the present invention;
FIG. 5 is a schematic perspective view of the present invention in use;
in the figure: the wall comprises a first top plate 100, a first mounting plate 110, a first screw hole 120, a first screw 130, a first connecting block 140, a second connecting block 150, a second top plate 200, a second mounting plate 210, a second screw hole 220, a second screw 230, a first clamping plate 240, a first rotating shaft 250, a third connecting block 260, a sleeve 300, a second clamping plate 310, a second rotating shaft 320, a screw 330, a bearing 340, a third clamping plate 350, a third rotating shaft 360, a wall 400, a cross beam 500 and a template 600.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 2 to 5 are schematic structural views illustrating an embodiment of an easy-to-install beam bottom reinforcing apparatus for a building construction structure according to the present invention, and referring to fig. 2 to 5, the easy-to-install beam bottom reinforcing apparatus for a building construction structure according to the present embodiment includes:
the upper and lower side walls of the first top plate 100 are symmetrically provided with first mounting plates 110, each of the two first mounting plates 110 is provided with a plurality of first screw holes 120, one end of the first top plate 100 is convexly provided with a first connecting block 140, and the bottom wall of the first top plate 100 is convexly provided with a second connecting block 150;
the upper and lower side walls of the second top plate 200 are symmetrically provided with second mounting plates 210, a plurality of second screw holes 220 are formed in each of the two second mounting plates 210, one end, close to the first connecting block 140, of the first top plate 100 is convexly provided with a first clamping plate 240, the first connecting block 140 is clamped in the first clamping plate 240, the first clamping plate 240 is connected with the first connecting block 140 through a first rotating shaft 250, the first rotating shaft 250 penetrates through the first connecting block 140 in a rotating manner, and the side wall of the second top plate 200 is convexly provided with a third connecting block 260;
the sleeve 300 is a hollow rectangular body with a opened side wall, a second clamping plate 310 is arranged at one end of the sleeve 300 in a protruding mode, the second clamping plate 310 is connected with the second connecting block 150 through a second rotating shaft 320, the second rotating shaft 320 is arranged on the second connecting block 150 in a penetrating mode, a screw 330 is arranged in the sleeve 300 in a rotating and screwing mode, a bearing 340 is arranged at one end, located at the outer portion of the sleeve 300, of the screw 330, the inner ring of the bearing 340 is fixedly connected with the screw 330, a third clamping plate 350 is fixedly arranged on the outer side wall of the outer ring of the bearing 340, the third clamping plate 350 is connected with a third connecting block 260 through a third rotating shaft 360, and the third rotating shaft 360 is arranged on the third connecting block 260 in a penetrating mode.
The first screw holes 120 are uniformly and equidistantly formed and are uniformly stressed, wherein the four first screw holes 120 are provided with first screws 130 for connecting the outer side wall of the template in a threaded manner;
the thickness of the first connecting block 140 is greater than that of the first top plate 100, so that the first clamping plate 240 is prevented from blocking the first top plate 100 and the second top plate 200 from changing angles;
the outer side walls of the two first mounting plates 110 and the outer side walls of the first top plate 100 are coplanar, so that the surfaces of the first mounting plates 110 and the first top plate 100, which are connected with the outer side walls of the formwork, are smoother, and the mounting is more fastened;
the outer side walls of the two second mounting plates 210 and the outer side walls of the second top plate 200 are coplanar, so that the surfaces of the second mounting plates 210 and the second top plate 200, which are connected with the outer side walls of the wall body, are smoother, and the mounting is more fastened;
the plurality of second screw holes 220 are uniformly arranged at equal intervals and are uniformly stressed, wherein the four second screw holes 220 are provided with second screws 230 for fixing a wall body in a threaded manner;
the inner cavity of the sleeve 300 is provided with internal threads conforming to the external threads of the screw 330;
in a specific using process, when the present invention is required to be used, the first top plate 100 and the second top plate 200 are combined through the first connecting block 140, the first clamping plate 240 and the first rotating shaft 250 to form a hinge, the sleeve 300 is provided with a screw 330 screwed and rotated, the other end of the screw 330 is hinged on the second top plate 200 through a bearing 340, and one end of the sleeve 300 is hinged on the first top plate 100, so that when the screw 330 is rotated, the total length of the screw 330 plus the sleeve 300 can be adjusted, thereby adjusting the angles of the first top plate 100 and the second top plate 200; as shown in fig. 5, at least three devices can be fixed on the wall body and three outer side walls of the template through the mounting plate and screw holes and screws on the mounting plate, so as to fix the wall body and the template of the beam at different angles,
while the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. An easy-to-install beam bottom reinforcing device for a house building structure, comprising:
the upper side wall and the lower side wall of the first top plate (100) are symmetrically provided with first mounting plates (110), a plurality of first screw holes (120) are formed in each of the two first mounting plates (110), one end of the first top plate (100) is convexly provided with a first connecting block (140), and the bottom wall of the first top plate (100) is convexly provided with a second connecting block (150);
the upper side wall and the lower side wall of the second top plate (200) are symmetrically provided with second mounting plates (210), a plurality of second screw holes (220) are formed in the two second mounting plates (210), one end, close to the first connecting block (140), of the first top plate (100) is convexly provided with a first clamping plate (240), the first connecting block (140) is clamped into the first clamping plate (240), the first clamping plate (240) is connected with the first connecting block (140) through a first rotating shaft (250), the first rotating shaft (250) penetrates through the first connecting block (140) to rotate, and a third connecting block (260) is convexly arranged on the side wall of the second top plate (200);
the sleeve (300) is a hollow rectangular body with a through side wall, one end of the sleeve (300) is convexly provided with a second clamping plate (310), the second clamping plate (310) is connected with the second connecting block (150) through a second rotating shaft (320), the second rotating shaft (320) penetrates and rotates on the second connecting block (150), a screw rod (330) is arranged in the sleeve (300) in a rotating and screwed mode, a bearing (340) is arranged at one end of the screw rod (330) positioned outside the sleeve (300), the screw rod (330) is fixedly connected with the inner ring of the bearing (340), the outer side wall of the outer ring of the bearing (340) is fixedly provided with a third clamping plate (350), the third clamping plate (350) is connected with the third connecting block (260) through a third rotating shaft (360), the third rotating shaft (360) is penetrated and rotated on the third connecting block (260).
2. An easy to install beam bottom reinforcement for building construction structures according to claim 1, characterized in that: the first screw holes (120) are uniformly and equidistantly formed, and first screws (130) used for connecting the outer side wall of the template are arranged on the four first screw holes (120) in a penetrating and screwed mode.
3. An easy to install beam bottom reinforcement for building construction structures according to claim 1, characterized in that: the thickness of the first connection block (140) is greater than the thickness of the first top plate (100).
4. An easy to install beam bottom reinforcement for building construction structures according to claim 1, characterized in that: the outer side walls of the two first mounting plates (110) and the outer side wall of the first top plate (100) are coplanar.
5. An easy to install beam bottom reinforcement for building construction structures according to claim 1, characterized in that: the outer side walls of the two second mounting plates (210) and the outer side wall of the second top plate (200) are coplanar.
6. An easy to install beam bottom reinforcement for building construction structures according to claim 1, characterized in that: the plurality of second screw holes (220) are uniformly arranged at equal intervals, wherein second screws (230) for fixing a wall body penetrate through the four second screw holes (220) in a threaded mode.
7. An easy to install beam bottom reinforcement for building construction structures according to claim 1, characterized in that: the inner cavity of the sleeve (300) is provided with internal threads conforming to the external threads of the screw (330).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111049153.1A CN113833264A (en) | 2021-09-08 | 2021-09-08 | Beam bottom reinforcing device convenient to mount and used for house building structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111049153.1A CN113833264A (en) | 2021-09-08 | 2021-09-08 | Beam bottom reinforcing device convenient to mount and used for house building structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113833264A true CN113833264A (en) | 2021-12-24 |
Family
ID=78958772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111049153.1A Pending CN113833264A (en) | 2021-09-08 | 2021-09-08 | Beam bottom reinforcing device convenient to mount and used for house building structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113833264A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030492A (en) * | 2022-06-08 | 2022-09-09 | 中国航天建设集团有限公司 | Adjustable shear force wall pouring template internal corner reinforcing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPR247001A0 (en) * | 2001-01-11 | 2001-02-01 | Scallan, Patrick Joseph | On site moulding of concrete walls suitable for the building industry and other industries |
| KR200445213Y1 (en) * | 2008-08-13 | 2009-07-07 | 이천우 | Support for mold |
| CN209603297U (en) * | 2018-11-24 | 2019-11-08 | 天津中擎建筑工程有限公司 | A kind of concrete beam and column node |
| CN213269065U (en) * | 2020-07-31 | 2021-05-25 | 郑州职业技术学院 | A building bearing diagonal structure for construction |
| CN112900847A (en) * | 2021-01-29 | 2021-06-04 | 晟通科技集团有限公司 | Support assembly, template combination assembling method and template combination |
-
2021
- 2021-09-08 CN CN202111049153.1A patent/CN113833264A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPR247001A0 (en) * | 2001-01-11 | 2001-02-01 | Scallan, Patrick Joseph | On site moulding of concrete walls suitable for the building industry and other industries |
| KR200445213Y1 (en) * | 2008-08-13 | 2009-07-07 | 이천우 | Support for mold |
| CN209603297U (en) * | 2018-11-24 | 2019-11-08 | 天津中擎建筑工程有限公司 | A kind of concrete beam and column node |
| CN213269065U (en) * | 2020-07-31 | 2021-05-25 | 郑州职业技术学院 | A building bearing diagonal structure for construction |
| CN112900847A (en) * | 2021-01-29 | 2021-06-04 | 晟通科技集团有限公司 | Support assembly, template combination assembling method and template combination |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030492A (en) * | 2022-06-08 | 2022-09-09 | 中国航天建设集团有限公司 | Adjustable shear force wall pouring template internal corner reinforcing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208748675U (en) | A kind of adjustable four tower basis foundation bolt is fixed and levelling device | |
| CN107574958A (en) | A kind of three-dimensional adjustable type cell curtain wall mounting system | |
| CN113833264A (en) | Beam bottom reinforcing device convenient to mount and used for house building structure | |
| CN110219456B (en) | Wall post template fixing tool | |
| CN217054477U (en) | Y-shaped supporting device for temporary support of prefabricated wall | |
| CN215717070U (en) | I-steel subassembly of encorbelmenting of scaffold frame encorbelments | |
| CN210828338U (en) | Wall post template fixing tool | |
| CN210798359U (en) | Connection reinforcing apparatus for building | |
| CN110206162B (en) | Assembled steel structure building connecting piece and construction method thereof | |
| CN211850200U (en) | Corrosion-resistant prefabricated reinforced concrete shear wall | |
| CN110629936B (en) | Construction method based on dowel bar construction structure | |
| CN115434486B (en) | Installation method of prefabricated wallboard | |
| CN113482333A (en) | Construction method for polygonal concrete frame column formwork support | |
| CN217204665U (en) | Upper and lower double-groove embedded part for curtain wall | |
| CN218815302U (en) | Positioning structure convenient for installation and connection of PC prefabricated peripheral wall board | |
| CN217812311U (en) | Building engineering template fixing device convenient to adjust | |
| CN212295627U (en) | Energy-saving heat-preservation assembling construction structural formwork for building wall | |
| CN216949492U (en) | Novel luffer board template support that wafts of formula of encorbelmenting device | |
| CN220538957U (en) | Wall post connection node device | |
| CN219726713U (en) | Forming device convenient to combine with steel bar height for prefabricated building material production | |
| CN115853314B (en) | Parapet top overhanging component supporting device and construction method | |
| CN111561179A (en) | Support device and building frame with same | |
| CN114809606B (en) | Method for installing adjustable assembly type prefabricated primary and secondary beam support-free mold sealing device | |
| CN216893524U (en) | Connecting and locking device for building template | |
| CN220889434U (en) | A stull structure for scaffold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211224 |