CN213572923U - Portable stair scaffold - Google Patents
Portable stair scaffold Download PDFInfo
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- CN213572923U CN213572923U CN202022416278.0U CN202022416278U CN213572923U CN 213572923 U CN213572923 U CN 213572923U CN 202022416278 U CN202022416278 U CN 202022416278U CN 213572923 U CN213572923 U CN 213572923U
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Abstract
The utility model relates to a portable stair scaffold, this scaffold include stabilizer blade, operation panel, anchor strut, firm pole. Specifically, two support legs are arranged in parallel at intervals, each support leg comprises a connecting part and two supporting parts which are integrally formed, each support leg is in an inverted U-shaped structure, and the length of each supporting part is adjustable; the operation table is connected between the connecting parts of the two support legs and comprises two operation plates capable of relatively moving in the arrangement direction of the two support legs, and the width of each operation plate is equal to the length of the connecting part; the length of each reinforcing rod is adjustable and is provided with two reinforcing rods which are respectively connected between the two supporting parts of the two support legs which are positioned at the same side; the two stabilizing rods are respectively connected between the two connecting parts of the same supporting leg, and the stabilizing rods are connected with the reinforcing rods end to form a closed quadrangle. The utility model discloses an adjust two stabilizer blade difference in height and operation panel length and make this portable stair scaffold can stably place on the stair of different slopes.
Description
Technical Field
The utility model relates to a construction field especially relates to a portable stair scaffold.
Background
In the process of erecting and dismantling an upper-layer template of a stair of a modern building, a scaffold operation platform is usually erected for auxiliary construction, but the conventional scaffold operation platform cannot be erected on the stair with a certain inclination, and even after the conventional scaffold operation platform is forcibly erected, the scaffold operation platform with the certain inclination is difficult to construct and has great potential safety hazard; meanwhile, the conventional scaffold operation platform is only suitable for stairs with one gradient, and when different stairs are constructed, the conventional scaffold operation platform is difficult to stably set on the stairs with multiple gradients.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a portable stair scaffold to solve among the prior art technical problem that scaffold is difficult to stably set up, scaffold is difficult to be applicable to the stair of multiple different slopes on the stair that have certain inclination.
For solving the technical problem, the utility model discloses a portable stair scaffold frame adopts's technical scheme is:
portable stair scaffold includes:
the supporting legs are arranged in parallel at intervals, each supporting leg comprises a connecting part and two supporting parts which are integrally formed, the connecting part is positioned between the two supporting parts and is connected to the top ends of the supporting parts, so that the supporting legs are in an inverted U-shaped structure, the length of each supporting part is adjustable, and the distance between the bottom ends of the two supporting parts is greater than that of the connecting part;
the operation platform is connected between the connecting parts of the two support legs and used for supporting constructors, the operation platform comprises two operation plates which are connected together and can relatively move in the arrangement direction of the two support legs, and the width of each operation plate is equal to the length of the connecting part;
two reinforcing rods are arranged and are respectively connected between the two supporting parts of the two support legs at the same side, and the length of each reinforcing rod is adjustable;
the two stabilizing rods are respectively connected between the two connecting parts of the same supporting leg, and the stabilizing rods are connected with the reinforcing rods end to form a closed quadrangle;
the two support legs are respectively used for being erected on two steps of the stair at different heights, and the operating platform is always parallel to the step tread of the stair.
Has the advantages that: the utility model discloses a portable stair scaffold when using, the stabilizer blade that is the font of falling U that sets up through two parallels of each other and interval supports the operation panel, because the distance between two supporting part bottoms of stabilizer blade is greater than the connecting portion length of stabilizer blade, two supporting parts lean out promptly, help improving the support stability of stabilizer blade, make placing on the step of stair that whole portable stair scaffold can be steady, guarantee constructor's construction safety. In addition, two reinforcing rods are connected between two supporting parts of the two support legs positioned on the same side, so that the two support legs are prevented from sliding towards two ends along the arrangement direction of the two support legs of the supporting parts, and meanwhile, the reinforcing rods are connected between the two supporting parts of the support legs, so that the two supporting parts of each support leg are prevented from sliding along the extending direction of the respective connecting part. Furthermore, the utility model discloses a portable stair scaffold's two supporting parts of two stabilizer blades length, operation panel in two operation panel intervals, anchor strut length all can be adjusted for this portable stair scaffold can stably set up and can be applicable to the stair of multiple different slopes on the stair that have certain inclination, when adjusting the length of each component, also enables the volume reduction of whole portable stair scaffold, thereby the constructor of being convenient for carries, along with putting along with using. The utility model discloses a portable stair scaffold simple structure, the appearance is pleasing to the eye, under the prerequisite that can be suitable for different slope stair constructions, still guaranteed constructor's construction safety.
Further, the supporting part includes the bracing piece with connecting portion welded, and the one end of keeping away from connecting portion of bracing piece is equipped with the threaded connection section, and the outside screw-thread fit of threaded connection section has the support thread bush, and the supporting part still includes with the bracing piece coaxial arrangement and with support thread bush screw-thread fit's extension bar, the hookup location of extension bar and supporting part is in the top of supporting the thread bush.
Has the advantages that: be convenient for constructor to the regulation of extension rod length to the height of stabilizer blade is corresponded in the adjustment, and then adjusts the difference in height of two stabilizer blades, makes this portable stair scaffold set up firmly.
Furthermore, one bottom in two operation panels is connected with first threaded rod, and the bottom of another is connected with the second threaded rod, and screw-thread fit has plate body thread bush simultaneously between first threaded rod and the second threaded rod to the screw thread of first threaded rod and second threaded rod revolves to the opposite direction.
Has the advantages that: be convenient for constructor to the regulation of operation panel length to adjust two stabilizer blade intervals, make two stabilizer blades can stably place on the suitable step of stair.
Furthermore, the reinforcing rod is a telescopic rod.
Has the advantages that: simple structure, installation and constructor operation of being convenient for.
Further, still including setting up two diagonal bracing pieces between two supporting parts that are in same one side at two stabilizer blades respectively on this portable stair scaffold, the bottom of two diagonal bracing pieces is connected with the both ends of the anchor strut that corresponds respectively, and the top of two diagonal bracing pieces is connected with two operation panels one-to-one respectively.
Has the advantages that: simple structure not only can strengthen this portable stair scaffold's structural strength, can also make this portable stair scaffold more pleasing to the eye.
Drawings
FIG. 1 is a schematic structural view of the portable stair scaffold of the present invention;
fig. 2 is a bottom view of the portable stair scaffold console of the present invention;
fig. 3 is the utility model discloses a portable stair scaffold frame construction schematic diagram.
Reference numerals: 1-a leg; 2-a connecting part; 3-a support part; 4-a stabilizing rod; 5-reinforcing rods; 6-an operation table; 7-inclined supporting rods; 8-a support bar; 9-supporting the threaded sleeve; 10-extension bar; 11-a first operating panel; 12-a second operation panel; 13-a first threaded rod; 14-a second threaded rod; 15-plate body thread bush; 16-stairs.
Detailed Description
The portable stair scaffold of the present invention will be described in further detail with reference to the accompanying drawings and the following detailed description.
The utility model discloses a portable stair scaffold's concrete embodiment does:
as shown in fig. 1, the portable stair scaffold of the present invention comprises: the device comprises support legs 1, reinforcing rods 5, stabilizing rods 4, an operation table 6 with adjustable length and an inclined support rod 7.
As shown in fig. 1, the two support legs 1 are arranged in parallel and at intervals, so that the portable stair scaffold can be stably supported on the step tread of the stair 16, each support leg 1 comprises a connecting portion 2 and two supporting portions 3, which are integrally arranged, and the top ends of the two supporting portions 3 are respectively connected with the two ends of the connecting portion 2, so that the support legs 1 are of an inverted U-shaped structure. The distance between 3 bottoms of two supporting parts is greater than the length of connecting portion 2 to can strengthen stabilizer blade 1's structural strength when this portable stair scaffold frame uses, increase stabilizer blade 1's life, thereby reduce construction cost, save the fund, can guarantee the safety of construction moreover. In the present embodiment, the length of the support portion 3 is adjustable. Specifically, supporting part 3 includes with connecting portion 2 welded bracing piece 8, the one end of keeping away from connecting portion 2 of bracing piece 8 is equipped with the threaded connection section, the outside screw-thread fit of threaded connection section has support thread bush 9, supporting part 3 still include with bracing piece 8 coaxial arrangement and with support thread bush 9 screw-thread fit's extension bar 10. Constructor can rotate under the circumstances that bracing piece 8 is motionless and support thread bush 9 and improve the total length of supporting part 3, also can be simultaneously under the circumstances that support thread bush 9 is motionless, and rotatory extension bar 10 improves the total length of supporting part 3, thereby finally realizes adjusting the difference in height that corresponds two stabilizer blades 1 of supporting height adjustment of stabilizer blade 1 for what this portable stair scaffold was firm sets up on the stair 16 of different slopes.
As shown in fig. 1 and 2, the operation platform 6 is welded to the connecting portions 2 of the two support legs 1, the operation platform 6 includes two operation panels, the two operation panels are respectively a first operation panel 11 and a second operation panel 12, the widths of the first operation panel 11 and the second operation panel 12 are equal to the lengths of the connecting portions 2 welded to the first operation panel 11 and the second operation panel 12, so that the operation platform 6 is stably installed on the two support legs 1, the stability of the operation platform 6 during working is ensured, and the standing safety of constructors is ensured. In the present embodiment, the first and second operation panels 11 and 12 are butted and the interval between the first and second operation panels 11 and 12 is adjustable so that the operation table 6 is extended to a constructor construction position. Specifically, a first threaded rod 13 and a second threaded rod 14 are welded to the bottoms of the opposite sides of the first operating plate 11 and the second operating plate 12 respectively, a plate body threaded sleeve 15 is simultaneously in threaded fit between the first threaded rod 13 and the second threaded rod 14, and the thread turning directions of the first threaded rod 13 and the second threaded rod 14 are opposite. During the rotation of the plate body thread bushing 15, the first threaded rod 13 and the second threaded rod 14 move away from or towards each other, thereby adjusting the distance between the first operating plate 11 and the second operating plate 12. When the first operating plate 11 and the second operating plate 12 are tightly attached, the first threaded rod 13 and the second threaded rod 14 in the plate body threaded sleeve 15 are also tightly attached together, so that the purpose of saving materials is achieved.
The two reinforcing rods 5 are respectively connected between the two supporting parts 3 of the two support legs 1 which are positioned on the same side, and the connecting position is positioned above the plate body threaded sleeve 15, so that when the portable stair scaffold is used, two support legs 1 slide along the arrangement direction of the two support legs 1 due to the fact that a constructor applies excessive pressure to the operating platform 6, the structural strength of the portable stair scaffold is enhanced, and the height adjustment of the support legs 1 is not hindered; in order to adapt to the adjustment of 6 length of operation panel, simultaneously anchor strut 5 is length-adjustable's telescopic link to be convenient for this portable stair scaffold's transport and carry, and be convenient for constructor according to the interval between first operation panel 11 and the second operation panel 12, thereby adjust anchor strut 5's length, the interval between two stabilizer blades 1 has been adjusted to the change, makes two stabilizer blades 1 can stably place on the suitable step of stair 16, adapts to the construction requirement of the stair of different slopes. The number of the stabilizing rods 4 is two, and each stabilizing rod 4 is connected between two connecting portions 2 of the same support leg 1, so that the portable stair scaffold is prevented from sliding along the extending direction of the respective connecting portions 2 when construction personnel give the operating platform 6 to each support leg 1 caused by overlarge pressure. The two stabilizing rods 4 and the two reinforcing rods 5 are connected end to form a closed quadrangle, so that the structural strength of the portable stair scaffold can be improved, and the structural aesthetic feeling of the portable stair scaffold can be improved; any adjacent joint of the reinforcing rods 5 and the stabilizing rods 4 is above the supporting threaded sleeves 9 of the supporting part 3 to prevent the reinforcing rods 5 and the stabilizing rods 4 from affecting the adjustment of the length of the supporting part 3.
The bracing strut 7 sets up in the both sides of the 2 extending direction of connecting portion of operation panel 6 edge, and operation panel 6 respectively is provided with two bracing struts 7 along the 2 extending direction both sides of connecting portion, the bottom that is located two bracing struts 7 of operation panel 6 edge 2 extending direction one side of connecting portion is connected with the anchor strut 5's that corresponds both ends respectively, the top of two bracing struts 7 is connected with first operation panel 11 and second operation panel 12 one-to-one respectively, in this embodiment, bracing strut 7 simple structure, not only can strengthen this portable stair scaffold's structural strength, guarantee constructor safety of standing, can also make this portable stair scaffold more pleasing to the eye.
When the portable stair scaffold of the utility model is used, as shown in fig. 3, the two support parts 3 of the two support legs 1 are adjusted according to the requirement to place the two support legs 1 on different suitable steps, so that the portable stair scaffold is stably supported on the stairs 16; and when only adjusting the height of stabilizer blade 1 and can't reach the required requirement of constructor, this moment after having adjusted stabilizer blade 1, adjust the length of first operation panel 11 and 12 intervals of second operation panel, anchor strut 5 to through the length of adjusting operation panel 6, and then adjust the interval of two stabilizer blades 1 at this portable stair scaffold both ends, make this portable stair scaffold can extend to the required position of constructor.
The utility model discloses a portable stair scaffold simple structure, the operation of being convenient for, simultaneously stabilizer blade 1 height, 6 length of operation panel, anchor strut length all can be adjusted to make this portable stair scaffold can stably place and satisfy constructor standing position and the requirement of height on the stair 16 of different slopes.
In the embodiment, four inclined support beams are provided; in other embodiments, on the premise of ensuring the structural stability and the construction safety of the portable stair scaffold, the number of the diagonal support rods can be four or less, and when the number of the diagonal support rods is more than four, the diagonal support rods more than four should be arranged inside a triangle formed by the diagonal support rods, the corresponding support parts and the corresponding operation table side edges in the above embodiments and in parallel with the corresponding diagonal support rods.
In this embodiment, the reinforcing rod is a telescopic rod; in other embodiments, the reinforcing rod can also be arranged such that the middle is a reinforcing threaded sleeve, two ends of the reinforcing threaded sleeve are connected with a reinforcing threaded rod respectively, the two reinforcing threaded rods are far away from the reinforcing threaded sleeve end and connected with the supporting part, and the thread turning directions of the two reinforcing threaded rods are opposite.
In the embodiment, the height of the support leg is adjusted by adopting a support thread sleeve and an extension bar which are arranged at the bottom of each support part on the support leg; in other embodiments, the height of the support leg can be adjusted by other methods, for example, the bottom of the support portion is not provided with a support thread sleeve, and the support portion is provided with a support tube with a threaded hole at the bottom, at this time, when the height of the support leg needs to be adjusted, a section of extension bar with the top part being a threaded rod matched with the threaded hole is screwed in the threaded hole of the corresponding support tube, so that the height of the support leg is adjusted, and the portable stair scaffold can be stably arranged on stairs with different slopes.
Claims (5)
1. Portable stair scaffold, characterized by includes:
the supporting legs are arranged in parallel at intervals, each supporting leg comprises a connecting part and two supporting parts which are integrally formed, the connecting part is positioned between the two supporting parts and is connected to the top ends of the supporting parts, so that the supporting legs are in an inverted U-shaped structure, the length of each supporting part is adjustable, and the distance between the bottom ends of the two supporting parts is greater than that of the connecting part;
the operation platform is connected between the connecting parts of the two support legs and used for supporting constructors, the operation platform comprises two operation plates which are connected together and can relatively move in the arrangement direction of the two support legs, and the width of each operation plate is equal to the length of the connecting part;
two reinforcing rods are arranged and are respectively connected between the two supporting parts of the two support legs at the same side, and the length of each reinforcing rod is adjustable;
the two stabilizing rods are respectively connected between the two connecting parts of the same supporting leg, and the stabilizing rods are connected with the reinforcing rods end to form a closed quadrangle;
the two support legs are respectively used for being erected on two steps of the stair at different heights, and the operating platform is always parallel to the step tread of the stair.
2. The portable stair scaffold of claim 1, wherein the support portion comprises a support rod welded to the connection portion, a threaded connection portion is provided at an end of the support rod remote from the connection portion, a support thread bushing is screwed into an outer portion of the threaded connection portion, the support portion further comprises an extension rod coaxially disposed with the support rod and screwed into the support thread bushing, and a connection position of the extension rod and the support portion is above the support thread bushing.
3. The portable stair scaffold of claim 1, wherein a first threaded rod is connected to the bottom of one of the two operation plates, a second threaded rod is connected to the bottom of the other operation plate, a plate body thread sleeve is simultaneously in thread fit between the first threaded rod and the second threaded rod, and the thread directions of the first threaded rod and the second threaded rod are opposite.
4. A portable stair scaffold according to any one of claims 1 to 3, wherein the reinforcing rods are telescopic rods.
5. The portable stair scaffold of claim 4, further comprising two diagonal support rods respectively disposed between the two support portions of the two support legs on the same side, wherein the bottom ends of the two diagonal support rods are respectively connected to the two ends of the corresponding reinforcing rod, and the top ends of the two diagonal support rods are respectively connected to the two operation plates in a one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022416278.0U CN213572923U (en) | 2020-10-27 | 2020-10-27 | Portable stair scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022416278.0U CN213572923U (en) | 2020-10-27 | 2020-10-27 | Portable stair scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213572923U true CN213572923U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022416278.0U Active CN213572923U (en) | 2020-10-27 | 2020-10-27 | Portable stair scaffold |
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| Country | Link |
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| CN (1) | CN213572923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319819A (en) * | 2022-01-27 | 2022-04-12 | 晟通科技集团有限公司 | Scaffold and ladder rack |
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2020
- 2020-10-27 CN CN202022416278.0U patent/CN213572923U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319819A (en) * | 2022-01-27 | 2022-04-12 | 晟通科技集团有限公司 | Scaffold and ladder rack |
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