CN112482814B - Constructional engineering frame roof beam reinforcing apparatus - Google Patents
Constructional engineering frame roof beam reinforcing apparatus Download PDFInfo
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- CN112482814B CN112482814B CN202011410616.8A CN202011410616A CN112482814B CN 112482814 B CN112482814 B CN 112482814B CN 202011410616 A CN202011410616 A CN 202011410616A CN 112482814 B CN112482814 B CN 112482814B
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- 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
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/34305—Structures characterised by movable, separable, or collapsible parts, e.g. for transport telescopic
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention provides a frame beam reinforcing device for constructional engineering, which relates to the technical field of constructional engineering and comprises a frame beam; the inner side of the frame beam is reinforced and supported through a support plate, and the support plate is arranged on the telescopic mechanism; the telescopic mechanism is connected to the connecting sleeve in a sliding manner, a group of elastic pieces are mounted on the connecting sleeve, and a group of supporting blocks for supporting the elastic pieces are mounted on the connecting sleeve; a group of fixing mechanisms with conical outer walls are installed at the bottom of the connecting sleeve. Through telescopic machanism's setting, make the backup pad support the frame roof beam of equidimension not, make the slide bar can only outwards stimulate through setting up at fixed pin and slide bar one-way gear, the pulling fixed pin makes the fixed pin break away from and is connected with one-way rack, the slide bar can slide to the inboard this moment, makes things convenient for the dismantlement of backup pad, through the setting of cam, can extrude the connecting rod and outwards remove when rotating the cam to make the backup pad better support the frame roof beam.
Description
Technical Field
The invention belongs to the technical field of constructional engineering, and particularly relates to a constructional engineering frame beam reinforcing device.
Background
The building engineering refers to an engineering entity formed by the construction of various house buildings and their auxiliary facilities and the installation of lines, pipes and equipment matched with them. The building construction is characterized in that the building construction is provided with a top cover, beam columns, walls and a foundation, an inner space can be formed, projects required by production, living, learning and public activities of people are met, the side slope is reinforced through the frame beams, and the existing side slope protection frame beams need to be supported through the reinforcing device during construction.
For example, application No.: CN201920162930.5, this patent discloses a building engineering frame roof beam reinforcing apparatus, including concrete wall, the concrete beam body has been pour at concrete wall lower surface middle part, the concrete beam body outside has cup jointed the reinforcement frame, reinforcement frame inner wall bottom is provided with antidetonation buffer, antidetonation buffer includes connecting steel plate, mild steel piece and lower fixed steel plate, it has the buffering steel sheet to go up horizontal fixed mounting between connecting steel plate and the lower fixed steel plate that the equal level fixed mounting has between the buffering rubber of five groups equidistance ranges and the adjacent two sets of buffering rubber. The utility model discloses an install the buffering steel sheet between the buffering rubber that five groups of equidistance of horizontal fixed mounting were arranged and adjacent two sets of buffering rubber between last steel sheet and the lower fixed steel sheet, can play the effect of antidetonation buffering, be favorable to increasing the concrete beam body and receive the bearing strength when vibrations, the energy-absorbing is effectual with the antidetonation is efficient, comparatively practical, is fit for extensively promoting and using.
Based on the search of patent numbers, the defects in the prior art are found:
the frame roof beam of current side slope passes through the simple support of plank or mainboard when supporting, need bind through the steel wire is supplementary when the erection bracing board, and the installation is troublesome with dismantling, can appear pressing from both sides tight insecure phenomenon behind the backup pad supports the frame roof beam, can appear the not hard up phenomenon of backup pad under the influence of any environment, causes the phenomenon of frame roof beam bending deformation, can appear the phenomenon that the frame roof beam drops when serious.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a reinforcing device for a frame beam of a building engineering is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a frame beam reinforcing device for building engineering, which aims to solve the problems that the frame beam of the existing side slope is simply supported by a wood board or a main board when being supported, a supporting plate needs to be bound by steel wires in an auxiliary way when being installed, the installation and the disassembly are troublesome, the frame beam is clamped loosely after being supported by the supporting plate, the supporting plate is loosened under the influence of any environment, the frame beam is bent and deformed, and the frame beam falls off seriously.
The invention is used for the purpose and the effect of a reinforcing device of a frame beam of a constructional engineering, and is achieved by the following specific technical means:
a frame beam reinforcing device for constructional engineering comprises a frame beam; the inner side of the frame beam is reinforced and supported through a support plate, and the support plate is arranged on the telescopic mechanism; the telescopic mechanism is connected to the connecting sleeve in a sliding manner, a group of elastic pieces are mounted on the connecting sleeve, and a group of supporting blocks for supporting the elastic pieces are mounted on the connecting sleeve; the bottom of the connecting sleeve is provided with a group of fixing mechanisms with conical outer walls, and the connecting sleeve is provided with a rotating seat; the fixing mechanism comprises a fixing cone, an extrusion seat, a reinforcing seat and a connecting seat, a through hole matched with the extrusion seat is formed in the connecting sleeve, and an inclined plane convenient for extrusion of the extrusion seat is formed in the reinforcing seat.
Further, a circular slot has been seted up on the fixed awl, and the bottom of circular slot is equipped with a connecting seat, be equipped with a set of gag lever post that is radial distribution on the connecting seat, the inside of fixed awl is equipped with a set of enhancement seat that is the distribution of annular array form, the bottom of strengthening the seat is all seted up a through-hole that agrees with mutually with the gag lever post, install a set of reset spring between gag lever post and the extrusion seat, be equipped with a set of trapezium structure's arch on the enhancement seat, set up a set of through-hole that agrees with mutually with the extrusion seat on the fixed awl, install a sliding connection's extrusion seat between fixed awl and the connecting sleeve.
Furthermore, a small section of internal thread is formed on the fixed cone, and a thread bulge matched with the internal thread of the fixed cone is arranged at the bottom of the connecting sleeve.
Furthermore, the connecting sleeve comprises a cam, a group of circular cones distributed in an annular array shape is arranged at the bottom of the connecting sleeve, a rotatably connected cam is mounted on the connecting sleeve, and a group of circular bulges are arranged on the cam.
Furthermore, the elastic part comprises a clamping block, one side of the elastic part is provided with the clamping block in a triangular structure, and the extrusion seat is provided with a rectangular groove which is aligned with the clamping block.
Furthermore, a set of rectangular holes distributed in an annular array shape are formed in the upper end of the fixed cone, the rectangular holes are matched with the connecting rod, a set of fan blades distributed in an annular array shape are arranged on the cam, and a circular hole is formed in the middle of the cam.
Further, telescopic machanism is including connecting rod, fixed pin and slide bar, and a rectangle dog is installed to the one end of connecting rod, and sets up a sliding tray that agrees with the slide bar mutually on the connecting rod, and slide bar sliding connection installs an elastic connection's fixed pin inside the connecting rod on the connecting rod, is equipped with a set of one-way rack that agrees with mutually with the fixed pin on the slide bar.
Furthermore, a clip seat shaped like a Chinese character 'hui' is arranged on the supporting plate, the clip seat is matched with the sliding rod, and two reinforcing ribs are symmetrically arranged on the clamping groove.
Compared with the prior art, the invention has the following beneficial effects:
the invention improves the support structure of the frame beam, the telescopic distance of the telescopic mechanism can be adjusted according to the frame beams with different sizes through the arrangement of the telescopic mechanism, so that the support plate can support the frame beams with different sizes, the one-way rack on the sliding rod can only pull the sliding rod outwards through the arrangement of the fixed pin and the one-way gear of the sliding rod, the fixed pin is pulled to separate the fixed pin from the one-way rack, the sliding rod can slide inwards at the moment to facilitate the disassembly of the support plate, and the cam can extrude the connecting rod to move outwards when rotating the cam, so that the support plate can better support the frame beam.
The reinforced structure of bearing structure has been improved, the setting of extrusion seat has played the outside effect that expands of extrusion enhancement seat to make and strengthen the seat and fix subaerial, strengthen the seat and played supplementary fixed effect after fixed awl is fixed subaerial, the setting of fixture block has played the fixed effect of extrusion seat, has played the effect of strengthening the spacing support of seat through the setting of connecting seat.
Drawings
Fig. 1 is a schematic axial side structure diagram of the main body of the present invention.
FIG. 2 is a schematic view of a partial isometric view of FIG. 1 of the present invention.
Fig. 3 is a schematic axial side structure of the fixing mechanism of the present invention.
Fig. 4 is a schematic bottom-view axial-side structure of fig. 3 according to the present invention.
Fig. 5 is a partially disassembled axial side structure schematic diagram of the fixing mechanism of the invention.
Fig. 6 is a partial cross-sectional axial side view of the coupling sleeve of the present invention.
Fig. 7 is a partial sectional side view of the attachment mechanism and coupling sleeve of the present invention.
Fig. 8 is a partial isometric view of the invention of fig. 7.
Fig. 9 is a schematic view of the axial side structure of the fixing cone and the connecting sleeve of the present invention.
FIG. 10 is a partial cross-sectional side view of the connecting rod and support plate of the present invention.
FIG. 11 is a schematic view of a partial Ou shaft side configuration of the connecting rod and cam of the present invention.
Fig. 12 is an enlarged schematic axial view at a of fig. 10 of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a frame beam; 2. a fixing mechanism; 201. a fixed cone; 202. a pressing base; 203. a reinforcement base; 204. a connecting seat; 3. an elastic member; 301. a clamping block; 4. a connecting sleeve; 401. a cam; 5. a telescoping mechanism; 501. a connecting rod; 502. a fixing pin; 503. a slide bar; 6. and a support plate.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 12:
the invention provides a constructional engineering frame beam reinforcing device, which comprises a frame beam 1; the inner side of the frame beam 1 is reinforced and supported through a support plate 6, and the support plate 6 is arranged on a telescopic mechanism 5; the telescopic mechanism 5 is connected to the connecting sleeve 4 in a sliding manner, a group of elastic pieces 3 are mounted on the connecting sleeve 4, and a group of supporting blocks for supporting the elastic pieces 3 are mounted on the connecting sleeve 4; the bottom of the connecting sleeve 4 is provided with a group of fixing mechanisms 2 with conical outer walls, and the connecting sleeve 4 is provided with a rotating seat; the fixing mechanism 2 comprises a fixing cone 201, an extrusion seat 202, a reinforcing seat 203 and a connecting seat 204, a through hole matched with the extrusion seat 202 is formed in the connecting sleeve 4, and an inclined plane convenient for extrusion of the extrusion seat 202 is arranged on the reinforcing seat 203; wherein, a circular recess has been seted up on the fixed awl 201, and the bottom of circular recess is equipped with a connecting seat 204, be equipped with a set of gag lever post that is radial distribution on the connecting seat 204, the inside of fixed awl 201 is equipped with a set of enhancement seat 203 that is the annular array form and distributes, the bottom of strengthening seat 203 has all been seted up one and has been agreed with the gag lever post mutually, install a set of reset spring between gag lever post and the extrusion seat 202, strengthen the arch that is equipped with a set of trapezium structure on the seat 203, set up a set of through-hole that agrees with mutually with the extrusion seat 202 on the fixed awl 201, install a sliding connection's extrusion seat 202 between fixed awl 201 and the connecting sleeve 4, in the use, when pressing fixed awl 201, fixed awl 201 can promote and strengthen seat 203 and outwards remove, thereby make and strengthen seat 203 and hide inside fixed awl 201, it is connected with ground to make things convenient for fixed awl 201.
Wherein, seted up a subsection internal thread on the fixed awl 201, the bottom of connecting sleeve 4 is equipped with a screw thread arch that agrees with mutually with fixed awl 201 internal thread, and during the use, fixed awl 201 is connected with fixed awl 201 through the screw thread is convenient, and threaded connection's setting is still conveniently strengthened the installation of seat 203.
Wherein, connecting sleeve 4 is including cam 401, and connecting sleeve 4's bottom is equipped with a set of circular awl that is the annular array form and distributes, and installs a cam 401 of rotating the connection on connecting sleeve 4, is equipped with a set of circular arch on the cam 401, and during the use, circular awl has played the supplementary fixed effect in connecting sleeve 4 bottom.
When the pressing base 202 is pressed downwards, the fixture block 301 is clamped on the pressing base 202, and the fixture block 301 has an effect of fixing the pressing base 202.
Wherein, a set of rectangular hole that is the annular array form and distributes is seted up to the upper end of fixed awl 201, and rectangular hole and connecting rod 501 agree with mutually, be equipped with a set of flabellum that is the annular array form and distribute on the cam 401, a circular port has been seted up to the intermediate position of cam 401, during the use, the through-hole of seting up on the cam 401 conveniently presses extrusion seat 202, can extrude connecting rod 501 outwards to remove when rotating cam 401 to make 6 better support frame roof beams 1 of backup pad.
Wherein, telescopic machanism 5 is including connecting rod 501, fixed pin 502 and slide bar 503, a rectangle dog is installed to the one end of connecting rod 501, and set up a sliding tray that agrees with mutually with slide bar 503 on the connecting rod 501, slide bar 503 sliding connection is inside connecting rod 501, install a resilient connection's fixed pin 502 on the connecting rod 501, be equipped with a set of one-way rack that agrees with mutually with fixed pin 502 on the slide bar 503, during the use, outwards pulling slide bar 503 can promote backup pad 6 outwards to expand, thereby make backup pad 6 with the inside tensioning of frame roof beam 1, the one-way rack on the slide bar 503 makes slide bar 503 can only outwards pull, pulling fixed pin 502 makes fixed pin 502 break away from and is connected with one-way rack, slide bar 503 can slide to the inboard this moment, make things convenient for the dismantlement of backup pad 6.
When the support plate is used, the clamping seat on the support plate 6 is conveniently connected with the sliding rod 503, and the reinforcing ribs on the clamping seat increase the supporting force of the support plate 6.
The specific use mode and function of the embodiment are as follows:
when the frame beam is used, firstly, the frame beam 1 is installed on a slope, then the frame beam is fixed on the slope through the fixing cone 201, then the extruding seat 202 is pushed by means of a tool, at the moment, the fixing cone 201 can push the reinforcing seat 203 to expand outwards, so that the reinforcing seat 203 is fixed on the ground, after the fixing cone 201 is fixed on the ground, the reinforcing seat 203 plays a role in auxiliary fixing, a spring on one side of the reinforcing seat 203 can push the reinforcing seat 203 to move inwards, so that the reinforcing seat 203 is hidden inside the fixing cone 201, the fixing cone 201 is conveniently connected with the ground, then the sliding rod 503 is pulled outwards to push the supporting plate 6 to expand outwards, so that the supporting plate 6 tensions the inside of the frame beam 1, the one-way rack on the sliding rod 503 can only pull outwards, finally, the connecting rod 501 is extruded outwards by rotating the cam 401, so that the supporting plate 6 can better support the frame beam 1, when the fixing mechanism 2 and the supporting plate 6 are disassembled, the fixing pin 502 is pulled to separate from the one-way rack, the sliding rod 503 can slide inwards, and the supporting plate 6 can be contracted and disassembled.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (1)
1. The utility model provides a building engineering frame roof beam reinforcing apparatus which characterized in that: comprising a frame beam (1); the inner side of the frame beam (1) is reinforced and supported through a support plate (6), and the support plate (6) is arranged on the telescopic mechanism (5); the telescopic mechanism (5) is connected to the connecting sleeve (4) in a sliding manner, a group of elastic pieces (3) are mounted on the connecting sleeve (4), and a group of supporting blocks for supporting the elastic pieces (3) are mounted on the connecting sleeve (4); a group of fixing mechanisms (2) with conical outer walls are installed at the bottom of the connecting sleeve (4), and a rotating seat is installed on the connecting sleeve (4); the fixing mechanism (2) comprises a fixing cone (201), an extrusion seat (202), a reinforcing seat (203) and a connecting seat (204), a through hole matched with the extrusion seat (202) is formed in the connecting sleeve (4), and an inclined plane convenient for the extrusion of the extrusion seat (202) is arranged on the reinforcing seat (203);
the fixing cone (201) is provided with a circular groove, the bottom of the circular groove is provided with a connecting seat (204), a group of limiting rods distributed in a radial mode are arranged on the connecting seat (204), a group of reinforcing seats (203) distributed in an annular array mode are arranged inside the fixing cone (201), through holes matched with the limiting rods are formed in the bottoms of the reinforcing seats (203), a group of reset springs are installed between the limiting rods and the extruding seats (202), a group of protrusions in a trapezoid structure are arranged on the reinforcing seats (203), a group of through holes matched with the extruding seats (202) are formed in the fixing cone (201), and the extruding seats (202) in sliding connection are installed between the fixing cone (201) and the connecting sleeve (4);
a small section of internal thread is formed on the fixed cone (201), and a thread bulge matched with the internal thread of the fixed cone (201) is formed at the bottom of the connecting sleeve (4);
the connecting sleeve (4) comprises a cam (401), a group of circular cones distributed in an annular array shape are arranged at the bottom of the connecting sleeve (4), the connecting sleeve (4) is provided with the cam (401) in rotary connection, and a group of circular bulges are arranged on the cam (401);
the elastic piece (3) comprises a clamping block (301), one side of the elastic piece (3) is provided with the clamping block (301) with a triangular structure, and the extrusion seat (202) is provided with a rectangular groove opposite to the clamping block (301);
the upper end of the fixed cone (201) is provided with a group of rectangular holes distributed in an annular array, the rectangular holes are matched with the connecting rod (501), the cam (401) is provided with a group of fan blades distributed in an annular array, and the middle position of the cam (401) is provided with a circular hole;
the telescopic mechanism (5) comprises a connecting rod (501), a fixing pin (502) and a sliding rod (503), one end of the connecting rod (501) is provided with a rectangular stop block, the connecting rod (501) is provided with a sliding groove matched with the sliding rod (503), the sliding rod (503) is connected inside the connecting rod (501) in a sliding mode, the connecting rod (501) is provided with the fixing pin (502) in an elastic connection mode, and the sliding rod (503) is provided with a group of one-way racks matched with the fixing pin (502);
the supporting plate (6) is provided with a clip seat shaped like a Chinese character hui, the clip seat is matched with the sliding rod (503), and the clamping grooves are symmetrically provided with two reinforcing ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011410616.8A CN112482814B (en) | 2020-12-04 | 2020-12-04 | Constructional engineering frame roof beam reinforcing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011410616.8A CN112482814B (en) | 2020-12-04 | 2020-12-04 | Constructional engineering frame roof beam reinforcing apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112482814A CN112482814A (en) | 2021-03-12 |
| CN112482814B true CN112482814B (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011410616.8A Active CN112482814B (en) | 2020-12-04 | 2020-12-04 | Constructional engineering frame roof beam reinforcing apparatus |
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| Country | Link |
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| CN (1) | CN112482814B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100483967B1 (en) * | 2001-12-24 | 2005-04-18 | 금호엔지니어링 (주) | Wire block for reinforcing and protecting the slope |
| KR100614087B1 (en) * | 2003-08-11 | 2006-08-25 | 나래조경건설 주식회사 | Planting mat fixing device for incline and planting method using the same |
| CN209243670U (en) * | 2018-09-11 | 2019-08-13 | 范清成 | A kind of fixed device of water conservancy slope protection net |
| CN208848495U (en) * | 2018-09-15 | 2019-05-10 | 杭州英帕尔标识工程有限公司 | A kind of gardens guide board |
| CN109098195A (en) * | 2018-10-25 | 2018-12-28 | 四川宏洲绿高生态科技有限公司 | Protective slope structure |
| CN111021373A (en) * | 2019-05-20 | 2020-04-17 | 安徽省中功立业建设工程有限责任公司 | Slope reinforcing apparatus for building municipal works |
| CN211898467U (en) * | 2020-03-25 | 2020-11-10 | 谢旭 | Slope reinforcement device based on initial foundation building engineering |
| CN111691433B (en) * | 2020-06-03 | 2021-08-27 | 北京欣江峰市政工程有限责任公司 | Slope reinforcing device |
| CN111636449B (en) * | 2020-06-24 | 2021-09-28 | 四川路桥建设集团交通工程有限公司 | Slope greening structure |
-
2020
- 2020-12-04 CN CN202011410616.8A patent/CN112482814B/en active Active
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Effective date of registration: 20221010 Address after: 311100 Room 302-2, Building 3, No. 10, Liansheng Road, Wuchang Street, Yuhang District, Hangzhou City, Zhejiang Province Applicant after: Zhejiang Gute Engineering Technology Co.,Ltd. Address before: Wenzhou Dongfeng Construction Engineering Co., Ltd., 77 zhenou Road, jiangjunqiao, Ouhai, Wenzhou, Zhejiang 325000 Applicant before: Qiu Si |
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