CN114561948A - Piling device for building construction - Google Patents
Piling device for building construction Download PDFInfo
- Publication number
- CN114561948A CN114561948A CN202210200734.9A CN202210200734A CN114561948A CN 114561948 A CN114561948 A CN 114561948A CN 202210200734 A CN202210200734 A CN 202210200734A CN 114561948 A CN114561948 A CN 114561948A
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- Prior art keywords
- sliding
- support
- assembly
- pile
- plate
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- Granted
Links
- 238000009435 building construction Methods 0.000 title claims abstract description 16
- 230000008093 supporting effect Effects 0.000 claims abstract description 32
- 230000033001 locomotion Effects 0.000 claims abstract description 25
- 238000010276 construction Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000005484 gravity Effects 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
- 230000000149 penetrating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
- E02D7/14—Components for drivers inasmuch as not specially for a specific driver construction
- E02D7/16—Scaffolds or supports for drivers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention is suitable for the field of building construction, and provides a piling device for building construction, which comprises: the device comprises a vehicle body, wherein a fixed plate is arranged on one side of the vehicle body; the movement control assembly is arranged on the fixed plate, and a movement groove is formed in the fixed plate; a bracket mounted on the movement control assembly; an automatic support assembly mounted on the support; a pile driving assembly mounted on the support. When this pile device for construction uses, travel the automobile body to treating the pile area territory, start the mobility control subassembly afterwards, then the mobility control subassembly can drive the pile subassembly and remove, and simultaneously, when the mobility control subassembly operates, can drive the operation of automatic supporting component, make the automatic supporting component support the support that removes the automobile body that breaks away from, prevent to appear the condition that the device focus skew leads to empting at the pile in-process, promote the security, only need start the pile subassembly afterwards, can realize the full-automatic reciprocating pile operation that lasts.
Description
Technical Field
The invention belongs to the field of building construction, and particularly relates to a piling device for building construction.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The site of the construction work is called a "construction site" or "job site", also called a worksite.
The pile is a vertical or inclined foundation component arranged in soil and is used for penetrating through a soft high-compressibility soil layer or water and transmitting the load borne by the pile to a harder, more compact or less-compressibility foundation bearing layer.
The existing piling device is inconvenient to carry, needs to be carried by other devices after being operated to a working position, is too complex to operate, can realize piling actions every time only by manual continuous operation during piling operation, and is low in automation degree and poor in using effect.
Disclosure of Invention
The invention provides a piling device for building construction, and aims to solve the problems that the existing piling device is inconvenient to carry, needs to be carried by other devices after being operated to a working position, is too complex to operate, can realize piling action each time only by continuous manual operation during piling operation, and is low in automation degree and poor in using effect.
An embodiment of the present invention is achieved as described above, in which a pile driving apparatus for building construction includes:
the device comprises a vehicle body, wherein a fixed plate is arranged on one side of the vehicle body;
the movement control assembly is arranged on the fixed plate, and a movement groove is formed in the fixed plate;
the bracket is arranged on the movement control assembly, and the movement control assembly is used for driving the bracket to move on the vehicle body;
the automatic support assembly is arranged on the bracket and is used for automatically supporting the bracket through the operation of the bracket;
and the piling assembly is arranged on the bracket and is used for automatically carrying out continuous piling operation after the automatic supporting assembly realizes the support.
Preferably, the movement control assembly comprises:
the control sliding chute is arranged on the fixing plate, and a first toothed plate is arranged on the inner wall of the control sliding chute;
the control sliding plate is arranged in the control sliding chute in a sliding manner, and a driving motor is arranged on the control sliding plate;
the first gear is arranged at the output end of the driving motor and is matched with the first toothed plate;
and the linkage assembly is arranged on the bracket and the control sliding plate and is used for driving the automatic supporting assembly to operate through the operation of the movement control assembly.
Preferably, the linkage assembly includes:
the first rotary disc is arranged at the output end of the driving motor, the control sliding plate is rotatably connected with a linkage shaft, and a first transmission belt is connected between the first rotary disc and the linkage shaft;
first bevel gear install on the support, be connected with the second transmission band between first bevel gear and the interlock axle, first bevel gear with automatic supporting component mutually supports.
Preferably, the automatic support assembly comprises:
the support column is arranged on the bracket, a support groove is formed in the support column, and a guide rod is arranged in the support groove;
the sliding rod is connected to the guide rod in a sliding mode, one end of the sliding rod is provided with a pushing wheel, and the side portion of the sliding rod is provided with a second toothed plate;
the second gear is rotatably connected to the side part of the supporting column and matched with the second gear plate;
and the second bevel gear is rotatably connected to one side of the supporting column and is matched with the first bevel gear, and a third transmission belt is arranged between the second bevel gear and the second gear.
Preferably, the piling assembly comprises:
the mounting table is mounted on the support, and a sliding guide column is mounted on the mounting table;
the guide sliding block is connected to the sliding guide column in a sliding mode, and a pile column is installed on the guide sliding block;
and the driving assembly is arranged on the bracket and used for controlling the guide sliding block to do reciprocating motion on the sliding guide column.
Preferably, the drive assembly comprises:
the mounting column is mounted between the control sliding plate and the support, a control motor is mounted on the mounting column, rotating wheels are mounted at the output end of the control motor and on the mounting column, a driving belt is connected between the rotating wheels, and a push plate is mounted on the driving belt;
the sliding rod is installed on the support, a sliding block is connected to the sliding rod in a sliding mode, a traction rope is connected to the sliding block, and one end of the traction rope is connected with the guide sliding block.
Preferably, a guide roller is mounted on the mounting table, and the guide roller is matched with the traction rope.
The piling device for building construction provided by the embodiment of the invention has the following beneficial effects:
when this pile device for construction uses, travel the automobile body to treating the pile area territory, start the mobility control subassembly afterwards, then the mobility control subassembly can drive the pile subassembly and remove, make it break away from the automobile body, and simultaneously, when the mobility control subassembly operates, can drive the operation of automatic supporting component, make the automatic supporting component support the support that removes the automobile body, prevent to appear the circumstances that the device focus skew leads to empting at the pile in-process, promote the security, only need start the pile subassembly afterwards, can realize the full-automatic reciprocating type operation of piling that lasts.
Drawings
Fig. 1 is a schematic structural diagram of a piling device for building construction according to an embodiment of the present invention;
fig. 2 is a working state diagram of a piling device for building construction provided by the embodiment of the invention;
fig. 3 is a partial structural schematic view of a piling device for building construction according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is an enlarged view of a portion of FIG. 1 at B;
fig. 6 is a partially enlarged view of fig. 1 at C.
In the drawings: 1-a vehicle body; 2-fixing the plate; 3-a movement control assembly; 31-a control chute; 32-first toothed plate; 33-controlling the sliding plate; 34-a drive motor; 35-a first gear; 36-a first carousel; 37-linkage axis; 38-a first conveyor belt; 39-a first bevel gear; 310-a second conveyor belt; 4-a moving groove; 5-a bracket; 6-automatic supporting assembly; 61-support column; 62-a support groove; 63-a guide rod; 64-a slide bar; 65-a push wheel; 66-second toothed plate; 67-a second gear; 68-a second bevel gear; 69-a third conveyor belt; 7-a piling assembly; 71-a mounting table; 72-sliding guide posts; 73-a guide slide; 74-pile; 75-mounting posts; 76-control the motor; 77-rotating wheel; 78-drive belt; 79-push plate; 710-a slide bar; 711-slider; 712-a hauling rope.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, in an embodiment of the present invention, the pile driving device for building construction includes:
the device comprises a vehicle body 1, wherein a fixed plate 2 is arranged on one side of the vehicle body 1;
the movement control assembly 3 is arranged on the fixed plate 2, and a movement groove 4 is also formed in the fixed plate 2;
the bracket 5 is arranged on the movement control component 3, and the movement control component 3 is used for driving the bracket 5 to move on the vehicle body 1;
an automatic support assembly 6 mounted on the stand 5 for automatically supporting the stand 5 by the operation of the stand 5;
and a piling assembly 7 mounted on the support 5 for automatically performing a continuous piling operation after the automatic support assembly 6 achieves support.
When this pile device for construction uses, travel automobile body 1 to treating the pile area, start the mobility control subassembly 3 afterwards, then mobility control subassembly 3 can drive pile subassembly 7 and remove, make it break away from automobile body 1, and simultaneously, when mobility control subassembly 3 operates, can drive automatic supporting component 6 operation, make automatic supporting component 6 support the support 5 that removes and break away from automobile body 1, prevent to appear the circumstances that the device focus skew leads to empting at the pile in-process, promote the security, only need start pile subassembly 7 afterwards, can realize the full-automatic reciprocating type operation of continuously driving piles.
As shown in fig. 1 to 6, in the embodiment of the present invention, the movement control assembly 3 includes:
the control chute 31 is arranged on the fixing plate 2, and a first toothed plate 32 is arranged on the inner wall of the control chute 31;
a control slide plate 33 which is arranged inside the control chute 31 in a sliding manner, wherein a driving motor 34 is arranged on the control slide plate 33;
a first gear 35 installed at an output end of the driving motor 34, wherein the first gear 35 is matched with the first tooth plate 32;
and the linkage assembly is arranged on the bracket 5 and the control sliding plate 33 and is used for driving the automatic supporting assembly 6 to operate through the operation of the movement control assembly 3.
During the use, start driving motor 34, then driving motor 34 can drive first gear 35 rotatory, and then through the cooperation relation between first gear 35 and the first pinion rack 32, can drive control slide 33 and slide in control spout 31, drive the support and remove fixed plate 2, make pile subassembly 7 move to the work area.
As shown in fig. 1 to 6, in the embodiment of the present invention, the linkage assembly includes:
a first rotary disc 36 installed at the output end of the driving motor 34, a linkage shaft 37 rotatably connected to the control slide plate 33, and a first transmission belt 38 connected between the first rotary disc 36 and the linkage shaft 37;
the first bevel gear 39 is mounted on the support 5, a second transmission belt 310 is connected between the first bevel gear 39 and the linkage shaft 37, and the first bevel gear 39 is matched with the automatic supporting component 6.
When the driving motor 34 is operated, the first rotary disc 36 is driven to rotate at the same time, the first transmission belt 38 drives the linkage shaft 37 to rotate, and the second transmission belt 310 drives the first bevel gear 39 to rotate, so that the first bevel gear 39 is used to control the operation of the automatic supporting assembly.
As shown in fig. 1 to 6, in the embodiment of the present invention, the automatic supporting assembly 6 includes:
the supporting column 61 is installed on the bracket 5, a supporting groove 62 is formed in the supporting column 61, and a guide rod 63 is installed in the supporting groove 62;
the sliding rod 64 is connected to the guide rod 63 in a sliding mode, one end of the sliding rod 64 is provided with a pushing wheel 65, and the side portion of the sliding rod 64 is provided with a second toothed plate 66;
the second gear 67 is rotationally connected to the side part of the supporting column 61, and the second gear 67 is matched with the second gear plate 66;
and a second bevel gear 68 rotatably connected to one side of the support post 61, wherein the second bevel gear 68 is matched with the first bevel gear 39, and a third transmission belt 69 is arranged between the second bevel gear 68 and the second bevel gear 67.
When the device is used, the rotation of the first bevel gear 39 drives the second bevel gear 68 to synchronously rotate, so that the third transmission belt 69 drives the second gear 67 to synchronously rotate, and the second gear 67 and the second gear plate 66 are matched to drive the sliding rod 64 to move downwards, so that the pushing wheel 65 is contacted with the ground, and the supporting effect is realized.
As shown in fig. 1 to 6, in the embodiment of the present invention, the pile driving assembly 7 includes:
the mounting table 71 is mounted on the bracket 5, and a sliding guide column 72 is mounted on the mounting table 71;
the guide sliding block 73 is connected to the sliding guide column 72 in a sliding mode, and a pile 74 is installed on the guide sliding block 73;
and the driving assembly is arranged on the bracket 5 and is used for controlling the guide sliding block 73 to reciprocate on the sliding guide column 72.
As shown in fig. 1 to 6, in an embodiment of the present invention, the driving assembly includes:
the mounting column 75 is mounted between the control sliding plate 33 and the bracket 5, a control motor 76 is mounted on the mounting column 75, rotating wheels 77 are mounted on the output end of the control motor 76 and the mounting column 75, a driving belt 78 is connected between the rotating wheels 77, and a push plate 79 is mounted on the driving belt 78;
the sliding rod 710 is installed on the support 5, the sliding rod 710 is connected with a sliding block 711 in a sliding mode, the sliding block 711 is connected with a traction rope 712, and one end of the traction rope 712 is connected with the guide sliding block 73.
When the control motor 76 is started in use, the control motor 76 operates to drive the driving belt 78 to rotate continuously through the cooperation between the rotating wheels 77, and the guide sliding block 73 is pushed upwards continuously through the push plate 79;
when the guide slider 73 is pushed upwards, the pile 74 is pulled to rise by the movement of the guide slider 73 through the traction rope 712, when the push plate 79 moves to a high point and gradually starts to rotate, the push plate 79 is separated from the guide slider 73, at the moment, under the action of gravity, the pile 74 automatically falls down to pile the ground, and then the pile 74 is lifted upwards by the continuous rotation of the push plate 79, so that the automatic continuous piling effect is realized.
In the embodiment of the present invention, a guide roller is mounted on the mounting table 71, and the guide roller is matched with the traction rope 712.
To sum up, when this pile device for construction uses, travel automobile body 1 to waiting to pile the area, start the mobility control subassembly 3 afterwards, then mobility control subassembly 3 can drive pile subassembly 7 and remove, make it break away from automobile body 1, and simultaneously, when mobility control subassembly 3 operates, can drive automatic supporting component 6 operation, make automatic supporting component 6 support the support 5 that removes and break away from automobile body 1, prevent to appear the circumstances that the device focus skew leads to empting at the pile in-process, promote the security, only need start pile subassembly 7 afterwards, can realize the full-automatic reciprocating type pile operation that lasts.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A piling device for building construction, characterized by comprising:
the device comprises a vehicle body, wherein a fixed plate is arranged on one side of the vehicle body;
the movement control assembly is arranged on the fixed plate, and a movement groove is formed in the fixed plate;
the bracket is arranged on the movement control assembly, and the movement control assembly is used for driving the bracket to move on the vehicle body;
the automatic support assembly is arranged on the bracket and is used for automatically supporting the bracket through the operation of the bracket;
and the piling assembly is arranged on the bracket and is used for automatically carrying out continuous piling operation after the automatic supporting assembly realizes the support.
2. The piling device for construction according to claim 1, wherein the movement control assembly includes:
the control sliding chute is arranged on the fixing plate, and a first toothed plate is arranged on the inner wall of the control sliding chute;
the control sliding plate is arranged in the control sliding chute in a sliding manner, and a driving motor is arranged on the control sliding plate;
the first gear is arranged at the output end of the driving motor and is matched with the first toothed plate;
and the linkage assembly is arranged on the bracket and the control sliding plate and is used for driving the automatic supporting assembly to operate through the operation of the movement control assembly.
3. The pile driving device for construction according to claim 2, wherein the interlocking unit includes:
the first rotary disc is arranged at the output end of the driving motor, the control sliding plate is rotatably connected with a linkage shaft, and a first transmission belt is connected between the first rotary disc and the linkage shaft;
first bevel gear install on the support, be connected with the second transmission band between first bevel gear and the interlock axle, first bevel gear with automatic supporting component mutually supports.
4. A piling device for construction according to claim 3, wherein the automatic support assembly includes:
the support column is arranged on the bracket, a support groove is formed in the support column, and a guide rod is arranged in the support groove;
the sliding rod is connected to the guide rod in a sliding mode, one end of the sliding rod is provided with a pushing wheel, and the side portion of the sliding rod is provided with a second toothed plate;
the second gear is rotatably connected to the side part of the supporting column and matched with the second gear plate;
and the second bevel gear is rotationally connected to one side of the supporting column and is matched with the first bevel gear, and a third conveying belt is arranged between the second bevel gear and the second bevel gear.
5. Piling device for construction according to claim 2, characterised in that said piling assembly comprises:
the mounting table is mounted on the support, and a sliding guide column is mounted on the mounting table;
the guide sliding block is connected to the sliding guide column in a sliding mode, and a pile column is installed on the guide sliding block;
and the driving assembly is arranged on the bracket and is used for controlling the guide sliding block to do reciprocating motion on the sliding guide column.
6. Piling device for construction according to claim 5, characterised in that said driving assembly comprises:
the mounting column is mounted between the control sliding plate and the support, a control motor is mounted on the mounting column, rotating wheels are mounted at the output end of the control motor and on the mounting column, a driving belt is connected between the rotating wheels, and a push plate is mounted on the driving belt;
the sliding rod is installed on the support, a sliding block is connected to the sliding rod in a sliding mode, a traction rope is connected to the sliding block, and one end of the traction rope is connected with the guide sliding block.
7. Pile driving device for building construction according to claim 6, characterised in that guide rollers are mounted on the mounting table, which guide rollers cooperate with the traction ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210200734.9A CN114561948B (en) | 2022-03-03 | 2022-03-03 | Piling device for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210200734.9A CN114561948B (en) | 2022-03-03 | 2022-03-03 | Piling device for construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114561948A true CN114561948A (en) | 2022-05-31 |
| CN114561948B CN114561948B (en) | 2023-09-01 |
Family
ID=81718125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210200734.9A Active CN114561948B (en) | 2022-03-03 | 2022-03-03 | Piling device for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114561948B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4321689A3 (en) * | 2022-08-12 | 2024-02-21 | Torsten Hug | Mobile ramming device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004027548A (en) * | 2002-06-24 | 2004-01-29 | Taisei Corp | Pile driving guide and pile driving method |
| CN207469243U (en) * | 2017-11-15 | 2018-06-08 | 北京鑫太行建筑安装有限公司 | A kind of piling machine for building with dynamics regulatory function |
| CN111877340A (en) * | 2020-07-25 | 2020-11-03 | 周高良 | High-precision concrete pile driving equipment |
| CN211898368U (en) * | 2020-04-09 | 2020-11-10 | 中建(云南)投资发展有限公司 | Pile driver is used in bridge construction |
| CN112064638A (en) * | 2020-08-24 | 2020-12-11 | 徐玲玲 | Piling device for building construction |
| CN212405140U (en) * | 2020-04-27 | 2021-01-26 | 广东万宜基础工程有限公司 | Piling device for hydraulic piling |
| CN113047281A (en) * | 2021-03-30 | 2021-06-29 | 张柯 | Building construction pile driver equipment |
| CN213773357U (en) * | 2020-10-09 | 2021-07-23 | 徐佳宁 | Building pile driver with freely adjustable height |
| CN215906767U (en) * | 2021-08-05 | 2022-02-25 | 孙振华 | Building pile driver for building engineering construction |
-
2022
- 2022-03-03 CN CN202210200734.9A patent/CN114561948B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004027548A (en) * | 2002-06-24 | 2004-01-29 | Taisei Corp | Pile driving guide and pile driving method |
| CN207469243U (en) * | 2017-11-15 | 2018-06-08 | 北京鑫太行建筑安装有限公司 | A kind of piling machine for building with dynamics regulatory function |
| CN211898368U (en) * | 2020-04-09 | 2020-11-10 | 中建(云南)投资发展有限公司 | Pile driver is used in bridge construction |
| CN212405140U (en) * | 2020-04-27 | 2021-01-26 | 广东万宜基础工程有限公司 | Piling device for hydraulic piling |
| CN111877340A (en) * | 2020-07-25 | 2020-11-03 | 周高良 | High-precision concrete pile driving equipment |
| CN112064638A (en) * | 2020-08-24 | 2020-12-11 | 徐玲玲 | Piling device for building construction |
| CN213773357U (en) * | 2020-10-09 | 2021-07-23 | 徐佳宁 | Building pile driver with freely adjustable height |
| CN113047281A (en) * | 2021-03-30 | 2021-06-29 | 张柯 | Building construction pile driver equipment |
| CN215906767U (en) * | 2021-08-05 | 2022-02-25 | 孙振华 | Building pile driver for building engineering construction |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4321689A3 (en) * | 2022-08-12 | 2024-02-21 | Torsten Hug | Mobile ramming device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114561948B (en) | 2023-09-01 |
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