CN212773357U - Adjustable extended constructional engineering scaffold - Google Patents
Adjustable extended constructional engineering scaffold Download PDFInfo
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- CN212773357U CN212773357U CN202020199150.0U CN202020199150U CN212773357U CN 212773357 U CN212773357 U CN 212773357U CN 202020199150 U CN202020199150 U CN 202020199150U CN 212773357 U CN212773357 U CN 212773357U
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- engineering scaffold
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Abstract
The utility model discloses an adjustable and expandable construction engineering scaffold, which comprises a chassis, wherein a jacking oil cylinder with an output end fixedly connected with the bottom of an outer operation frame is fixedly arranged on the chassis, an inner operation frame is fixedly arranged on the outer operation frame through a support column, a fixed block is fixedly arranged on the inner operation frame, a first movable plate and a second movable plate are slidably arranged on the fixed block, and the sizes of the first movable plate and the second movable plate are equal to one half of the size of the inner operation frame; at least one insertion block with a through hole is fixedly arranged at the outer side end of the second movable plate; the outer side end of the first movable plate is provided with a slot which is matched with the insertion block and is provided with a jack. The utility model discloses regulating power is strong, can remove, uses in a flexible way, and application scope is wide.
Description
Technical Field
The utility model relates to a construction scaffold field, in particular to building engineering scaffold of adjustable extension.
Background
The scaffold, i.e., scaffold, refers to various supports erected on a construction site for workers to operate and solve vertical and horizontal transportation. The general term of the building industry refers to the places which are used on the outer wall, decorated on the outer wall or have higher floor height and cannot be directly constructed on the building site.
The existing scaffold is a fixed scaffold which is connected together through a joint through a support pipe made of wood or steel, the height of the scaffold can not be adjusted when the scaffold is used, the scaffold with multiple layers needs to be built in the construction process for construction of workers, and the scaffold is inconvenient to use and adjust.
Disclosure of Invention
The utility model discloses a remedy prior art not enough, provide a building engineering scaffold of adjustable extension.
The utility model discloses a realize through following technical scheme:
the utility model provides a building engineering scaffold of adjustable extension, includes the chassis, fixed mounting has output and outer operation frame bottom fixed connection's jacking cylinder on the chassis, through the support column on the outer operation frameFixingThe device comprises an inner operating frame, wherein a fixed block is fixedly arranged on the inner operating frame, a first movable plate and a second movable plate are slidably arranged on the fixed block, and the size of the first movable plate and the size of the second movable plate are equal to half of that of the inner operating frame; at least one insertion block with a through hole is fixedly arranged at the outer side end of the second movable plate; the outer side end of the first movable plate is provided with a slot which is matched with the insertion block and is provided with a jack.
And four universal self-locking wheels are arranged at the bottom of the chassis.
The outer operating frame and the inner operating frame are both U-shaped, the inner operating frame is installed in the outer operating frame, and the two fixing blocks are respectively installed on the opposite sides of the two vertical frames of the inner operating frame.
The device also comprises a driving mechanism for driving the first movable plate and the second movable plate to interact.
The driving mechanism comprises a motor which is fixedly installed on the outer operation frame, the output end of the motor is provided with a worm, the worm is meshed with a left driving assembly and a right driving assembly, the driving assemblies and the right driving assembly are identical in structure and installed in a mirror image mode, the left driving assembly drives the first movable plate, and the right driving assembly drives the second movable plate; the left driving set comprises a driving shaft which is vertically arranged on the front side in the outer operating frame and is meshed with the worm through a first meshing gear, and a first driving belt wheel is arranged at the upper end of the driving shaft; a first driven shaft is vertically arranged at the front side of the interior of the outer operating frame, which is close to the outer side end of the first movable plate; a first driven gear and a first driven belt wheel are sequentially mounted at the upper end of the first driven shaft from top to bottom, and the first driven belt wheel is connected with the first driving belt wheel through a belt; and a first rack meshed with the first driven gear is mounted on the first movable plate.
The length of the first rack is equal to the length of the first movable plate.
And a first driving gear meshed with the first rack is installed at the upper end of the driving shaft.
Outer side guardrails are fixedly installed on the front side and the rear side of the outer operating frame, and inner side guardrails are fixedly installed on the front side and the rear side of the first movable plate and the second movable plate; and end side guardrails are detachably arranged at the outer side ends of the first movable plate and the second movable plate.
The utility model discloses beneficial effect has: the utility model is convenient to move, can realize stable rising and lowering through four jacking oil cylinders, and is convenient to use; the movable plate capable of moving transversely is arranged, so that the working surface can be expanded transversely, the movable type scaffold is suitable for a larger working surface, a plurality of construction frames can be spliced together, and the movable type scaffold is more flexible and has a wide application range; the safety is improved by installing the guardrail.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of the front view structure of the present invention.
Fig. 3 is a schematic side view of the present invention.
Fig. 4 is a schematic diagram of the driving section of the present invention.
Fig. 5 is a partial enlarged view of a portion a of fig. 4.
Fig. 6 is a partially enlarged view of B in fig. 4.
Fig. 7 is a partial enlarged view of C in fig. 4.
In the figure, 1-chassis, 2-universal self-locking wheel, 3-jacking oil cylinder, 4-external operation frame, 5-external side guardrail, 6-internal side guardrail, 7-end side guardrail, 8-jack, 9-first movable plate, 9-1-first rack, 10-second movable plate, 10-1 second rack, 11-insert block, 12-internal operation frame, 12-1-fixed block, 13-support column, 14-extension ladder, 15-motor, 16-worm, 17-first driven shaft, 17-1-first driven pulley, 17-2-first driven gear, 18-first driving shaft, 18-1-first driving pulley, 18-2-first meshing gear, 18-2-first driving pulley, 18-3-a first driving gear, 19-a second driving shaft, 19-1-a second driving pulley, 19-2-a second meshing gear, 19-2-a second driving pulley, 19-3-a second driving gear, 20-a second driven shaft, 20-1-a second driven pulley, 20-2-a second driven gear and 21-a belt.
Detailed Description
The following are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention.
The fixing connection or fixing installation manner in this embodiment includes, but is not limited to, a fixing connection manner known in the prior art, such as screwing, welding, etc.; the terms of orientation such as "left", "right", "inner", "outer", etc. described in this embodiment are for convenience of description only, and the bands represent the limitations of the respective components in the embodiment; the terms "first", "second", and the like are used for distinguishing only, and do not indicate importance of individual components or order of mounting, nor do they indicate differences between components.
Fig. 1 to fig. 7 are the utility model discloses a concrete embodiment, this embodiment provide an adjustable extended building engineering scaffold, including chassis 1, at four universal auto-lock wheels 2 of bottom installation on chassis 1, four angle departments at chassis 1's top are vertical respectively to install a jacking cylinder 3. The output ends of the four jacking oil cylinders 7 are respectively and fixedly connected with four corners at the bottom of the U-shaped outer operating frame 4. The front side and the rear side of the top of the outer operating frame 4 are fixedly provided with outer side guardrails 5.
As shown in fig. 1 and fig. 3, a U-shaped inner operation frame 12 is fixedly installed inside the outer operation frame 4 through a support column, and a fixing block 12-1 is installed on each of opposite sides of two vertical frames of the inner operation frame 12. The fixed block 12-1 is rectangular and has the same length as the inner operating frame 12. The first movable plate 9 and the second movable plate 10, which have the length equal to or slightly less than that of the inner operating frame 12, are clamped on the inner operating frame 12 through rectangular grooves at two sides and can slide along the fixed block 12-1; the front side guardrail 6 and the rear side guardrail 6 are fixedly mounted on the front side and the rear side of the first movable plate 9 and the second movable plate 10, the end side guardrail 7 is movably mounted on the outer side ends of the first movable plate 9 and the second movable plate 10, specifically, the end side guardrail 7 is detachably inserted into the mounting holes of the outer side ends of the first movable plate 9 and the second movable plate 10, namely, the end side guardrail 7 is detachably mounted on the outer side ends of the first movable plate 9 and the second movable plate 10. Two insertion blocks 11 with through holes are mounted at the outer side end of the second movable plate 10, and the outer side end of the first movable plate 9 is provided with a slot which is matched with the insertion blocks 11 and is provided with an insertion hole 8.
A driving mechanism is installed between the inner operating frame 12 and the first movable plate 9 and the second movable plate 10 for driving the two movable plates to move telescopically along the fixed block 12-1.
The driving mechanism comprises a motor 15 fixedly arranged at the top of the outer operating frame 4 and positioned between the outer operating frame 4 and the inner operating frame 12, and the output end of the motor 15 is connected with a worm 16 through a coupling joint.
The worm 16 meshes with a first meshing gear 18-1 on the first drive shaft 18 and a second meshing gear 19-1 on the second drive shaft 19. Specifically, as shown in fig. 4, a first driving shaft 18 and a second driving shaft 19 which are parallel to each other are vertically installed on the front side inside the outer operation frame 4, i.e., the right side in fig. 3, and the upper end and the lower end of the two driving shafts are rotatably connected with the outer operation frame 4 through a bearing seat. A gap is reserved between the first driving shaft 18 and the second driving shaft 19, a first meshing gear 18-1 is arranged at the lower part of the first driving shaft 18, a second meshing gear 19-1 is arranged at the lower part of the second driving shaft 19, and the worm 16 extends into the gap between the first driving shaft 18 and the second driving shaft 19 to be meshed with the first meshing gear 18-1 and the second meshing gear 19-1 so as to drive the two driving shafts to rotate. A first driving gear 18-3 and a first driving pulley 18-2 are sequentially arranged at the upper end of the first driving shaft 18 from top to bottom, and a second driving gear 19-3 and a second driving pulley 19-2 are sequentially arranged at the upper end of the second driving shaft 19 from top to bottom, namely the first driving shaft 18 and the second driving shaft 19 are arranged in a mirror image mode and have the same structure.
A first driven shaft 17 is mounted at the front side of the interior of the outer operation frame 4, which is close to the outer side end, namely the left end, of the first movable plate 9, and the upper end and the lower end of the first driven shaft are rotatably connected with the outer operation frame 4 through bearing seats. A first driven gear 17-2 and a first driven belt wheel 17-1 are sequentially arranged at the upper end of the first driven shaft 17 from top to bottom, and the first driven belt wheel 17-1 is connected with a first driving belt wheel 18-2 through a belt 21. The first movable plate 9 is provided with a first rack 9-1 capable of meshing with the first driving gear 18-3 and the first driven gear 17-2.
A second driven shaft 20 is mounted at the front side of the outer operation frame 4, which is close to the outer side end, i.e. the right end, of the second movable plate 10, and the upper end and the lower end of the second driven shaft are rotatably connected with the outer operation frame 4 through bearing seats. A second driven gear 20-2 and a second driven belt wheel 20-1 are sequentially arranged at the upper end of the second driven shaft 20 from top to bottom, and the second driven belt wheel 20-1 is connected with a second driving belt wheel 19-2 through a belt 21. The second movable plate 10 is provided with a first rack 10-1 capable of being engaged with the second driving gear 19-3 and the second driven gear 20-2.
In the driving mechanism, a first driving shaft 18, a first driven shaft 17 and a first rack 9-1 form a left driving assembly, a second driving shaft 19, a second driven shaft 20 and a second rack 10-1 form a right driving assembly, and the left driving assembly and the right driving assembly are identical in structure, installed in a mirror image mode and driven by the same motor 15.
Of course, the driving mechanism may be a screw pair or a cylinder or an oil cylinder, etc. as known in the art.
The telescopic ladder is characterized by further comprising a telescopic ladder 14, wherein one end of the telescopic ladder 14 is fixedly connected with the chassis, and the other end of the telescopic ladder is fixedly connected with the outer operating frame 4 or the fixedly connected outer side edge guardrail 5.
When the universal self-locking wheel jacking device is used, a scaffold is moved to a preset position, the universal self-locking wheel 4 is locked, the jacking oil cylinder 3 is started to jack the external operation frame 4 to a certain height, then the motor 15 is started, the first movable plate 9 and the second movable plate 10 are driven to extend out greatly through the worm 16, the first driving shaft 18, the second driving shaft 19, the first driven shaft 17 and the gears on the second driven shaft 20, after the use is finished, the motor 15 rotates reversely, the first movable plate 9 and the second movable plate 10 retract, and then the jacking oil cylinder 3 retracts. A plurality of construction frames can be inserted together through the insertion blocks 11 and the insertion grooves according to needs, and at the moment, only the end side guard rail 7 on the middle construction frame needs to be taken down.
Claims (8)
1. The utility model provides a building engineering scaffold of adjustable extension, includes chassis (1), its characterized in that: the lifting oil cylinder (3) with an output end fixedly connected with the bottom of the outer operating frame (4) is fixedly mounted on the chassis (1), the inner operating frame (12) is fixedly mounted on the outer operating frame (4) through a supporting column, a fixed block (12-1) is fixedly mounted on the inner operating frame (12), a first movable plate (9) and a second movable plate (10) are slidably mounted on the fixed block (12-1), and the sizes of the first movable plate (9) and the second movable plate (10) are equal to half of the size of the inner operating frame (12); the outer side end of the second movable plate (10) is fixedly provided with at least one insertion block (11) with a through hole; the outer side end of the first movable plate (9) is provided with a slot which is matched with the inserting block (11) and is provided with an inserting hole (8).
2. An adjustably extendable construction engineering scaffold as claimed in claim 1, wherein: the bottom of the chassis (1) is provided with four universal self-locking wheels (2).
3. An adjustably extendable construction work scaffold as claimed in claim 1 or 2, wherein: the outer operating frame (4) and the inner operating frame (12) are both U-shaped, the inner operating frame (12) is installed in the outer operating frame (4), and the two fixing blocks (12-1) are respectively installed on the opposite sides of the two vertical frames of the inner operating frame (12).
4. An adjustably extendable construction engineering scaffold as claimed in claim 3, wherein: the device also comprises a driving mechanism for driving the first movable plate (9) and the second movable plate (10) to interact.
5. An adjustably extendable construction engineering scaffold as claimed in claim 4, wherein: the driving mechanism comprises a motor (15) which is fixedly arranged on the outer operating frame (4) and provided with a worm (16) at the output end, the worm (16) is meshed with a left driving assembly and a right driving assembly, the driving assemblies and the right driving assembly are identical in structure and are arranged in a mirror image mode, the left driving assembly drives the first movable plate (9), and the right driving assembly drives the second movable plate (10); the left driving group comprises a driving shaft (18) which is vertically arranged on the front side in the outer operating frame (4) and is meshed with the worm (16) through a first meshing gear (18-1), and a first driving belt wheel (18-2) is arranged at the upper end of the driving shaft (18); a first driven shaft (17) is vertically installed at the front side of the interior of the outer operating frame (4) close to the outer side end of the first movable plate (9); a first driven gear (17-2) and a first driven belt wheel (17-1) are sequentially mounted at the upper end of the first driven shaft (17) from top to bottom, and the first driven belt wheel (17-1) is connected with the first driving belt wheel (18-2) through a belt (21); the first movable plate (9) is provided with a first rack (9-1) meshed with the first driven gear (17-2).
6. An adjustably expandable construction engineering scaffold as claimed in claim 5, wherein: the length of the first rack (9-1) is equal to the length of the first movable plate (9).
7. An adjustably extendable construction engineering scaffold as claimed in claim 6, wherein: and a first driving gear (18-3) meshed with the first rack (9-1) is mounted at the upper end of the driving shaft (18).
8. An adjustably extendable construction engineering scaffold as claimed in claim 7, wherein: outer side guardrails (5) are fixedly installed on the front side and the rear side of the outer operating frame (4), and inner side guardrails (6) are fixedly installed on the front side and the rear side of the first movable plate (9) and the second movable plate (10); and end side guardrails (7) are detachably mounted at the outer side ends of the first movable plate (9) and the second movable plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020199150.0U CN212773357U (en) | 2020-02-24 | 2020-02-24 | Adjustable extended constructional engineering scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020199150.0U CN212773357U (en) | 2020-02-24 | 2020-02-24 | Adjustable extended constructional engineering scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212773357U true CN212773357U (en) | 2021-03-23 |
Family
ID=75025483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020199150.0U Active CN212773357U (en) | 2020-02-24 | 2020-02-24 | Adjustable extended constructional engineering scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212773357U (en) |
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2020
- 2020-02-24 CN CN202020199150.0U patent/CN212773357U/en active Active
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Effective date of registration: 20220421 Address after: 250000 building 5-20, Lingang International Intelligent Manufacturing Industrial Park, Guodian street, Licheng District, Jinan City, Shandong Province Patentee after: Shandong construction engineering quality inspection and Testing Center Co.,Ltd. Address before: 250100 No. 501, unit 1, building 4, No. 11, Hongjialou South Road, Licheng District, Jinan City, Shandong Province Patentee before: Li Junjun |