CN107386619B - Scaffold frame that can level and take movable platform - Google Patents
Scaffold frame that can level and take movable platform Download PDFInfo
- Publication number
- CN107386619B CN107386619B CN201710519628.6A CN201710519628A CN107386619B CN 107386619 B CN107386619 B CN 107386619B CN 201710519628 A CN201710519628 A CN 201710519628A CN 107386619 B CN107386619 B CN 107386619B
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- Prior art keywords
- supporting
- telescopic rod
- scaffold
- supporting legs
- wall
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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
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/18—Scaffolds primarily resting on the ground adjustable in height
- E04G1/20—Scaffolds comprising upright members and provision for supporting cross-members or platforms at different positions therealong
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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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/06—Consoles; Brackets
- E04G5/061—Consoles; Brackets specially adapted for attachment to scaffolds
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Movable Scaffolding (AREA)
Abstract
A scaffolding that is adjustable in height and has a movable platform, comprising: the truss structure comprises supporting legs which are erected at four corners, the supporting legs are pipe bodies provided with internal threads, a supporting seat extends out of the outer walls of the supporting legs towards the axis direction of the truss framework, and the tail ends of the supporting seats are provided with assembling holes; the movable platform is arranged in the truss structure, four corners of the movable platform are fixedly and vertically provided with sleeves, and internal threads are arranged in the sleeves; the outer wall of the telescopic rod is provided with external threads corresponding to the internal threads of the supporting leg or the sleeve, one end of the telescopic rod is provided with a boss body rod head, and the rod head is inserted into an assembly hole in the supporting seat in a matching manner; and the locking mechanisms are respectively arranged on the outer walls of the supporting legs and the sleeves. The scaffold can be built on the inclined plane, the scaffold is kept vertical, and the operation safety in the air can be improved; meanwhile, the platform of the scaffold can be lifted, so that the operation requirements under different heights can be met, and the scaffold is convenient and flexible.
Description
Technical Field
The invention relates to a scaffold, in particular to a scaffold which can be leveled and is provided with a movable platform.
Background
With the rapid development of the world economy, the living standard of people is also rapidly improved, and many residences are developed to the high level at present. The scaffold can not be built in the process of building residences or aerial maintenance, the scaffold built in the prior art is connected into a truss structure by a plurality of long bamboo poles in a transverse, vertical and oblique mode, pedals are arranged on crossbearers so as to facilitate aerial operation, and the bamboo poles are fixed at joints by wear-resistant ropes, so that the scaffold is very unsafe. In recent years, the building scaffold generally adopts a steel structure as a supporting leg, a cross brace and an inclined brace, and corresponding connecting pieces are prefabricated to improve the mounting efficiency of the scaffold, but building equipment of the scaffold is prefabricated before mounting, and the connecting pieces can only be fixedly mounted at certain preset positions, so that the square and regular basic form of the built scaffold is fixed. Although the safety, the stability and the building efficiency of the scaffold are greatly improved, the scaffold is not suitable for being used in certain specific places, such as steps, slopes and uneven ground, because the length of the supporting legs of the scaffold is fixed, and the connection angles of the cross braces, the inclined braces and the like and the supporting legs are fixed, the built scaffold is inclined and can only be suitable for being built on relatively flat ground. Meanwhile, the height of the operation platform of the traditional scaffold is mostly fixed, if the operation height is changed, the scaffold can only be built again, which is not only inconvenient, but also wastes a large amount of time, manpower and financial resources.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings in the prior art, and provides a scaffold which can be leveled and is provided with a movable platform.
The invention is realized by the following technical scheme: a scaffolding that is adjustable in height and has a movable platform, comprising:
the truss structure is a tetragonal frame and comprises supporting legs which are erected at four corners of the frame, the supporting legs are pipe bodies provided with internal threads, a supporting seat extends out of the outer wall of each supporting leg towards the axis direction of the truss framework, and the tail end of each supporting seat is provided with an assembling hole;
the movable platform is arranged in the truss structure, four corners of the movable platform are fixedly and vertically provided with sleeves, internal threads are arranged in the sleeves, and the internal threads of the sleeves are the same as the internal threads of the supporting legs;
the outer wall of the telescopic rod is provided with external threads corresponding to the internal threads of the supporting leg or the sleeve, so that the telescopic rod can be sleeved in the supporting leg or the sleeve, one end of the telescopic rod is provided with a boss body rod head, and the rod head is inserted into an assembly hole in the supporting seat in a matching manner;
and the locking mechanisms are respectively fixedly arranged on the outer wall of the lower end of the supporting leg and the outer wall of the sleeve.
Furthermore, four symmetrical planes with the same shape are formed on the periphery of the outer wall of the telescopic rod after the technical pin is flattened, the technical pin is flattened to enable the telescopic rod to form a rod body with an approximately octagonal cross section, and the external threads and the planes are alternately arranged in the circumferential direction of the telescopic rod.
Furthermore, the telescopic link is total eight, wherein four sleeves are arranged at the lower end of the supporting leg, and the other four sleeves are arranged in the sleeve.
Furthermore, the locking mechanism comprises a hinged support, a cam, a locking key and a handle, the hinged support is fixed on the outer wall of the supporting leg or the sleeve, and the contact surface of the hinged support and the supporting leg or the sleeve is provided with an arc surface.
Furthermore, the cam, the locking key and the handle are connected into a whole and rotate up and down on the hinged support by taking the cam shaft as an axis.
Further, the cam is an asymmetric wheel body with a linearly increasing radius.
Furthermore, the locking key penetrates through notches formed in the outer walls of the supporting legs and the sleeve in a matched mode and abuts against the plane on the telescopic rod.
Preferably, the number of the locking mechanisms is eight, each supporting leg is provided with one locking mechanism, and each sleeve is provided with one locking mechanism.
Preferably, the truss structure further comprises a cross brace transversely connected between the support legs, and an inclined brace obliquely connected between the support legs.
Preferably, the support legs are steel tubes.
Compared with the prior art, the invention has the beneficial effects that:
① the scaffold can be built at stepped or sloping places or places with uneven ground, and can keep the scaffold upright, thus effectively improving the safety of aerial operation;
② because in practical application, most of the ground for building the scaffold is not flat, the scaffold can adjust the flatness to adapt to the ground in different states, and the practicability is strong;
③ the cross section of the telescopic rod is similar to that of an octagon, wherein, the four sides of the octagon are provided with external screw threads, and the other four sides are provided with planes at intervals, so that the telescopic rod can be pressed by a locking key when rotating 90 degrees, and the telescopic rod is more flexible and finer when being adjusted;
④ the contact surface of the hinge seat of the locking mechanism, the supporting leg and the sleeve has a cambered surface, so that the hinge seat can be jointed and fixed on the outer wall of the supporting leg or the sleeve, and the locking effect is stable;
⑤ the locking mechanism is fixed at the lower end of the supporting leg, the telescopic rod can be locked or loosened only by rotating the handle, the operation is simple and convenient;
⑥ the locking mechanism has no redundant scattered parts, avoiding the trouble of scattered parts and effectively improving the installation efficiency of the whole scaffold.
⑦ the movable platform can be lifted, when the height of the work is not enough, the work requirement under different heights can be satisfied by adjusting the height of the movable platform and locking the locking mechanism by adjusting the telescopic rod, which is convenient and flexible.
⑧ the locking mechanisms arranged at multiple positions of the scaffold have the same structure and can be processed and manufactured uniformly, and the telescopic rods arranged at multiple positions also have the same structure and can be processed and manufactured uniformly, so that the manufacturing process of the scaffold is simple and standardized, various production lines are not required to be configured, and the production benefit can be improved effectively.
In order that the invention may be more clearly understood, preferred embodiments of the invention will now be described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic perspective view of the scaffold of the present invention with a movable platform and being capable of leveling;
fig. 2 is a schematic front view of the scaffolding of the invention with a mobile platform that is adjustable in level;
fig. 3 is a schematic top view of the levelling scaffolding of the invention with a mobile platform;
FIG. 4 is an installation schematic of the support leg, telescoping rod and locking mechanism of the present invention;
FIG. 5 is a perspective view of the telescoping pole of the present invention;
FIG. 6 is a schematic top view of the telescoping pole of the present invention;
FIG. 7 is a perspective view of the locking mechanism of the present invention;
FIG. 8 is a perspective schematic view of the locking mechanism of the present invention;
fig. 9 is a schematic diagram of the operation of the locking mechanism of the present invention.
Detailed Description
Referring to fig. 1 to 9, a scaffold with a movable platform and capable of leveling according to the present invention includes:
the truss structure 10 is a tetragonal frame and comprises supporting legs 11 erected at four corners of the frame, cross braces 12 transversely connected between the supporting legs 11 and inclined braces 13 obliquely connected between the supporting legs 11, the supporting legs 11 are steel pipes provided with internal threads, a supporting seat 14 extends out of the outer wall of each supporting leg 11 towards the axis direction of the truss structure 10, and the tail end of each supporting seat 14 is provided with an assembling hole;
the movable platform 20 is arranged in the truss structure 10, four corners of the movable platform 20 are fixedly and vertically provided with sleeves 21, internal threads are arranged in the sleeves 21, and the internal threads of the sleeves 21 are the same as the internal threads of the supporting legs;
the outer wall of the telescopic rod 30 is provided with an external thread 31 corresponding to the internal thread of the supporting leg 11, four symmetrical planes 32 with the same shape are formed on the periphery of the outer wall of the telescopic rod 30 after the periphery is flattened by a process pin, the process pin is used for flatly pinning the periphery of the outer wall of the telescopic rod 30 which is originally a cylinder into a rod body with an approximately octagonal section, so that external threads 31 and planes 32 on the circumferential direction of the telescopic rod 30 are alternately arranged, one end of the telescopic rod 30 is provided with a boss rod head 33 which is inserted into the assembling hole of the supporting seat 14 in a matching manner, in this embodiment, the telescopic rod 30 has eight pieces, four of which are sleeved at the lower ends of the supporting legs 11, the other four of which are sleeved in sleeves 21 at four corners of the movable platform 20, the rod head 33 is inserted into the assembly hole of the support seat 14, and the telescopic rod 30 can rotate in the support leg 11, the sleeve 21 and the assembly hole;
and the locking mechanisms 40 are respectively fixedly arranged on the outer wall of the lower end of the supporting leg 10 and the outer wall of the sleeve 21, in the embodiment, the number of the locking mechanisms 40 is eight, one locking mechanism 40 is arranged on the outer wall of the lower end of each supporting leg 10, and one locking mechanism 40 is arranged on the outer wall of each sleeve 21.
Further, the locking mechanism 40 includes a hinge base 41, a cam 42, a locking key 43 and a handle 44, the hinge base 41 is fixed on the outer wall of the supporting leg 11, the contact surface of the hinge base 41 and the supporting leg 11 or the sleeve 21 has an arc surface, so that the hinge base 41 can be attached to and fixed on the outer wall of the supporting leg 11 or the sleeve 21, and the cam 42, the locking key 43 and the handle 44 are connected into a whole and rotate up and down on the hinge base 41 by using the shaft of the cam 42 as the axis.
The cam 42 is an asymmetric wheel body with the radius linearly increasing from r1 to r2, when the handle 44 rotates from the upper part of the hinged support 41 to the lower part of the hinged support 41, the periphery of the cam 42 is gradually abutted against the inner concave surface of the hinged support 41, and the locking mechanism 40 is in a locking state when the handle 44 rotates to the lower part of the hinged support 41 completely; when the handle 44 is rotated gradually from below the hinge base 41 to above the hinge base 41, the outer circumference of the cam 42 is gradually separated from the concave surface of the hinge base 41, and the locking mechanism 40 is released when the handle 44 is completely rotated to above the hinge base 41.
The locking key 43 is matched and passes through the notches 101 formed on the outer walls of the supporting leg 11 and the sleeve 21 and abuts against the plane 32 on the telescopic rod 30. In practical use, after the telescopic rod 30 is rotated to the position, the handle 44 is rotated to the position below the hinged support 41, so that the locking key 43 passes through the notch 101 and abuts against the plane 32 on the telescopic rod 30, the telescopic rod 30 is prevented from reversing due to uncertain external force, the stability of the scaffold is effectively ensured, and the safety of high-altitude operation is improved.
When the scaffold needs to operate in a place with steps or a place with a slope or a place with uneven ground, the scaffold can be ensured not to incline only by respectively adjusting the length of the telescopic rod 30 extending out of the supporting leg 11 and locking the locking mechanism 40, so that the aerial operation safety is effectively ensured; when the operation height is not enough, the height of the movable platform 20 can be adjusted only by adjusting the position of the telescopic rod 30 in the sleeve 21, so that the operation requirements under different heights can be met, and the operation is convenient and flexible.
The present invention is not limited to the above-described embodiments, and various modifications and variations of the present invention are intended to be included within the scope of the claims and the equivalent technology of the present invention if they do not depart from the spirit and scope of the present invention.
Claims (5)
1. The utility model provides a but scaffold frame of leveling and take activity platform which characterized in that includes:
the truss structure is a tetragonal frame and comprises supporting legs which are erected at four corners of the frame, the supporting legs are pipe bodies provided with internal threads, a supporting seat extends out of the outer walls of the supporting legs towards the axis direction of the truss framework, and the tail ends of the supporting seats are provided with assembling holes;
the movable platform is arranged in the truss structure, four corners of the movable platform are fixedly and vertically provided with sleeves, internal threads are arranged in the sleeves, and the internal threads of the sleeves are the same as the internal threads of the supporting legs;
the telescopic rod is characterized in that four symmetrical planes with the same shape are formed on the periphery of the outer wall of the telescopic rod after the process pins are flattened, the process pins enable the telescopic rod to form a rod body with the cross section similar to an octagon, external threads are circumferentially arranged on the outer wall of the telescopic rod and are alternately arranged with the planes, the external threads arranged on the outer wall correspond to the internal threads of the supporting leg or the sleeve, one end of the telescopic rod is provided with a boss rod head, and the rod head is inserted into an assembling hole in the supporting seat in a matched mode;
the locking mechanism is fixedly arranged on the outer wall of the lower end of the supporting leg and on the outer wall of the sleeve respectively, the locking mechanism comprises a hinged support, a cam, eight locking keys and a handle, the hinged support is fixed on the supporting leg or the outer wall of the sleeve, the contact surface of the hinged support and the supporting leg or the sleeve is provided with a cambered surface, the cam, the locking keys and the handle are connected into a whole and rotate up and down on the hinged support by taking the cam shaft as an axis, the locking keys are matched and penetrate through notches formed in the supporting leg and the outer wall of the sleeve and abut against the telescopic rod, the number of the locking mechanisms is eight, one locking mechanism is arranged on each supporting leg, and one locking mechanism is arranged on each sleeve.
2. A scaffolding with adjustable levels and with movable platforms according to claim 1, wherein: the telescopic rod is provided with eight telescopic rods, wherein four telescopic rods are sleeved at the lower ends of the supporting legs, and the other four telescopic rods are sleeved in the sleeves.
3. A scaffolding with adjustable levels and with movable platforms according to claim 2, wherein: the cam is an asymmetric wheel body with a linearly increased radius.
4. A scaffolding with adjustable levels and with movable platforms according to claim 3, wherein: the truss structure further comprises transverse struts and inclined struts, the transverse struts are transversely connected among the supporting legs, and the inclined struts are obliquely connected among the supporting legs.
5. The scaffold with the adjustable platform according to claim 4, wherein: the support legs are steel tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710519628.6A CN107386619B (en) | 2017-06-30 | 2017-06-30 | Scaffold frame that can level and take movable platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710519628.6A CN107386619B (en) | 2017-06-30 | 2017-06-30 | Scaffold frame that can level and take movable platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107386619A CN107386619A (en) | 2017-11-24 |
| CN107386619B true CN107386619B (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710519628.6A Active CN107386619B (en) | 2017-06-30 | 2017-06-30 | Scaffold frame that can level and take movable platform |
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| Country | Link |
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| CN (1) | CN107386619B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109235863B (en) * | 2018-09-21 | 2020-12-01 | 日照市伟业工具股份有限公司 | Scaffold frame base for building be convenient for corridor construction |
| CN111719893B (en) * | 2020-06-12 | 2022-04-08 | 深圳市兰锋科技有限公司 | Support frame for inclined plane building construction |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201295007Y (en) * | 2008-09-28 | 2009-08-26 | 浙江泰普森休闲用品有限公司 | Leg-tube height adjusting-locking mechanism |
| CN201605792U (en) * | 2009-12-24 | 2010-10-13 | 苏州宝富轻工制品有限公司 | Foldable lifting scaffold |
| JP2015203223A (en) * | 2014-04-14 | 2015-11-16 | 有限会社さくら工業 | Height adjustment column for framework scaffold |
| CN104653560B (en) * | 2015-02-13 | 2016-09-21 | 佛山市东品美业五金制品有限公司 | Telescopic control device |
| CN205000621U (en) * | 2015-09-16 | 2016-01-27 | 河南国安建设集团有限公司 | Slope is with firm scaffold |
| CN205421873U (en) * | 2016-03-16 | 2016-08-03 | 温州东联市政工程有限公司 | A building platform that is used for indoor decoration and outdoor building |
| CN206220464U (en) * | 2016-11-30 | 2017-06-06 | 重庆市成吉思机械制造有限公司 | A kind of raise scaffold |
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| CN107386619A (en) | 2017-11-24 |
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Denomination of invention: A scaffolding with adjustable leveling and movable platform Effective date of registration: 20230406 Granted publication date: 20200515 Pledgee: Guangdong Taishan Rural Commercial Bank Co.,Ltd. Sijiu Sub branch Pledgor: TAISHAN DONGKUO STEEL STRUCTURE CO.,LTD. Registration number: Y2023980037441 |