阅读说明：本技术 一种脚手架的可调式支杆 (Adjustable support rod of scaffold ) 是由 罗康勇 罗宁宁 刘凌军 于 2020-07-15 设计创作，主要内容包括：本发明公开了一种脚手架的可调式支杆,包括底座和立杆,立杆通过调节机构以能调节安装高度的方式连接于底座上,调节机构包括调节螺套,调节螺套螺纹配合连接于底座上并能通过旋拧调节在底座上的高度,调节螺套的上端设有插接定位孔,立杆的下端插设于插接定位孔中并支撑在调节螺套上。本发明具有组装调节灵活方便、连接和支撑稳定性好、结构简单、成本低、便于储存运输等优点。(The invention discloses an adjustable support rod of a scaffold, which comprises a base and an upright rod, wherein the upright rod is connected to the base in a mode of adjusting the installation height through an adjusting mechanism, the adjusting mechanism comprises an adjusting threaded sleeve, the adjusting threaded sleeve is connected to the base in a threaded fit mode and can adjust the height on the base through screwing, an inserting positioning hole is formed in the upper end of the adjusting threaded sleeve, and the lower end of the upright rod is inserted into the inserting positioning hole and supported on the adjusting threaded sleeve. The invention has the advantages of flexible and convenient assembly and adjustment, good connection and support stability, simple structure, low cost, convenient storage and transportation and the like.)

1. The utility model provides a branch with adjustable scaffold frame, includes base (1) and pole setting (2), pole setting (2) are connected on base (1) with the mode that can adjust mounting height through adjustment mechanism, its characterized in that: the adjusting mechanism comprises an adjusting threaded sleeve (3), the adjusting threaded sleeve (3) is connected to the base (1) in a threaded fit mode and can be adjusted in height on the base (1) through screwing, an inserting positioning hole (31) is formed in the upper end of the adjusting threaded sleeve (3), and the lower end of the vertical rod (2) is inserted into the inserting positioning hole (31) and supported on the adjusting threaded sleeve (3).

2. The adjustable strut of claim 1, wherein: the adjusting screw sleeve (3) is provided with a lever part (32) for pulling the adjusting screw sleeve (3) to rotate.

3. The adjustable strut of claim 1, wherein: the lower end of the adjusting threaded sleeve (3) is provided with a threaded hole, and the threaded hole is sleeved at the upper end of the base (1) and is in threaded fit connection with the base (1).

4. The adjustable strut of claim 1, wherein: the lower extreme of pole setting (2) is equipped with only changes breach (200), be equipped with in grafting locating hole (31) and only change piece (33), only change piece (33) card and go into stop in changeing breach (200) and prevent pole setting (2) and adjust swivel nut (3) relative rotation.

5. The adjustable strut of claim 1, wherein: the base (1) comprises a disc bottom (11) placed on a mounting base and a supporting rod portion (12) extending upwards from the disc bottom (11), and the adjusting threaded sleeve (3) is connected to the supporting rod portion (12) in a threaded fit mode.

6. The adjustable strut according to any one of claims 1 to 5, wherein: the upright rod (2) comprises more than two rod sections (21) with connecting disk buckles (20), and the two adjacent rod sections (21) are connected through a detachable connecting mechanism.

7. The adjustable strut of claim 6, wherein: the detachable connecting mechanism comprises a connecting and positioning rod (22), the butt joint ends of two adjacent rod sections (21) are provided with plug-in holes, and the two ends of the connecting and positioning rod (22) are correspondingly inserted into the plug-in holes of the butt joint ends of the two adjacent rod sections (21) respectively.

8. The adjustable strut of claim 7, wherein: the middle part of the connecting and positioning rod (22) is provided with an annular boss (221), and the butt joint ends of two adjacent rod sections (21) are respectively propped against the upper surface and the lower surface of the annular boss (221).

9. The adjustable strut of claim 8, wherein: butt joint end of two adjacent sections of pole sections (21) all is equipped with splines recess (211), the upper surface of annular boss (221) is equipped with first spline protruding (222), first spline protruding (222) card is gone into in spline recess (211) of annular boss (221) top pole section (21) and is prevented annular boss (221) and pole section (21) relative rotation above it, the lower surface of annular boss (221) is equipped with the second and splines protruding (223), the second splines protruding (223) card and goes into in spline recess (211) of annular boss (221) below pole section (21) and prevents annular boss (221) and pole section (21) relative rotation below it.

Technical Field

The invention relates to the technical field of building construction equipment, in particular to an adjustable support rod of a scaffold.

Background

During construction of engineering such as subways, scaffolds are required to form supports for formworks. The adjustable supporting rod capable of adjusting the length is preferably adopted as the supporting rod in the scaffold, so that the scaffold can be quickly and conveniently built and dismantled, and different template heights can be adapted. The existing adjustable supporting rod is formed by connecting two sections of simple pipe fittings through threads, and has the defects of inconvenient adjustment, poor connection and supporting stability and low assembly flexibility.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects in the prior art and provides the adjustable support rod of the scaffold, which is flexible and convenient to assemble and adjust, good in connection and support stability, simple in structure, low in cost and convenient to store and transport.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a branch with adjustable scaffold frame, includes base and pole setting, the pole setting is passed through adjustment mechanism and is connected on the base with the mode that can adjust mounting height, adjustment mechanism is including adjusting the swivel nut, adjust swivel nut screw-thread fit and connect on the base and can adjust the height on the base through revolving, the upper end of adjusting the swivel nut is equipped with the grafting locating hole, the lower extreme of pole setting is inserted and is located in the grafting locating hole and support adjust the swivel nut on.

As a further improvement of the above technical solution:

the adjusting screw sleeve is provided with a pull rod part for pulling the adjusting screw sleeve to rotate.

The lower end of the adjusting screw sleeve is provided with a threaded hole, and the threaded hole is sleeved at the upper end of the base and is in threaded fit connection with the base.

The lower end of the vertical rod is provided with a rotation stopping notch, a rotation stopping block is arranged in the inserting positioning hole and clamped into the rotation stopping notch, and the vertical rod and the adjusting threaded sleeve are prevented from rotating relatively.

The base comprises a disc bottom and a supporting rod part, the disc bottom is used for being placed on an installation foundation, the supporting rod part extends upwards from the disc bottom, and the adjusting threaded sleeve is connected to the supporting rod part in a threaded fit mode.

The pole setting includes the pole section that has the connection pad knot more than two sections, and two sections adjacent pole sections link to each other through dismantling coupling mechanism.

The detachable connecting mechanism comprises a connecting and positioning rod, the butt joint ends of two adjacent rod sections are provided with inserting holes, and the two ends of the connecting and positioning rod are respectively inserted into the inserting holes of the butt joint ends of the two adjacent rod sections.

The middle part of the connecting and positioning rod is provided with an annular boss, and the butt joint ends of two adjacent rod sections are respectively abutted against the upper surface and the lower surface of the annular boss.

The butt joint end of two adjacent sections of pole sections all is equipped with the groove of splining, the upper surface of annular boss is equipped with the first arch of splining, the first protruding card of splining is gone into the groove of splining of annular boss top pole section and is prevented the relative rotation of pole section of annular boss and its top, the lower surface of annular boss is equipped with the second and splis the arch, the second splis protruding card of splining and is gone into the groove of splining of annular boss below pole section and prevents the relative rotation of pole section of annular boss and its below.

Compared with the prior art, the invention has the advantages that:

when the adjustable support rod of the scaffold is used, the base is placed on an installation base, the adjusting threaded sleeve is connected to the base in a threaded fit mode, the upright rod is inserted into the inserting positioning hole of the adjusting threaded sleeve, the assembly of the adjustable support rod can be completed, the length of the adjustable support rod can be adjusted only by rotating the adjusting threaded sleeve, the assembly and the adjustment are flexible and convenient, the adjusting threaded sleeve is in threaded connection with the base, the upright rod is connected with the adjusting threaded sleeve in an inserting mode, the connection and the support stability are good, and the adjustable support rod further has the advantages of being simple in structure, low in cost and convenient to store and transport.

Drawings

Fig. 1 is a partial main sectional structural schematic view of an adjustable strut.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an enlarged schematic view of B in fig. 1.

Illustration of the drawings:

1. a base; 11. a tray bottom; 12. a strut portion; 2. erecting a rod; 200. a rotation stopping notch; 20. connecting a disc buckle; 21. a pole section; 211. a rotation stopping groove; 22. connecting a positioning rod; 221. an annular boss; 222. a first rotation stop protrusion; 223. a second rotation stop protrusion; 3. adjusting a threaded sleeve; 31. inserting positioning holes; 32. a lever part; 33. and a rotation stopping block.

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples.

As shown in fig. 1 to 3, the adjustable support rod of the scaffold of this embodiment includes a base 1 and an upright rod 2, the upright rod 2 is connected to the base 1 through an adjusting mechanism in a manner that the installation height can be adjusted, the adjusting mechanism includes an adjusting threaded sleeve 3, the adjusting threaded sleeve 3 is connected to the base 1 in a threaded fit manner and can adjust the height on the base 1 by screwing, an inserting positioning hole 31 is formed in an upper end of the adjusting threaded sleeve 3, and a lower end of the upright rod 2 is inserted into the inserting positioning hole 31 and supported on the adjusting threaded sleeve 3. This adjustable branch of scaffold frame is when using, lay base 1 back on the installation basis, make 3 screw-thread fit connection of regulation swivel nut on base 1, insert pole setting 2 again and locate in the grafting locating hole 31 of adjusting swivel nut 3, the equipment of adjustable branch can be accomplished, only need rotate the length of adjusting the swivel nut 3 and can adjusting adjustable branch, it is nimble convenient that the equipment is adjusted, and adjust swivel nut 3 and base 1 and adopt threaded connection, pole setting 2 adopts the grafting mode with adjusting swivel nut 3 to be connected, it is connected and support stability is good, this adjustable branch still has simple structure, and is low in cost, be convenient for store the advantage of transportation.

In this embodiment, the adjusting screw sleeve 3 is provided with a lever portion 32 for pulling the adjusting screw sleeve 3 to rotate, so that the adjusting screw sleeve 3 can be easily rotated.

In this embodiment, the lower extreme of adjusting swivel nut 3 is equipped with the screw hole, and the screw hole cover is established in the upper end of base 1 and is connected with base 1 screw-thread fit. The threaded hole and the inserting positioning hole 31 can be respectively and independently processed, the manufacturing is convenient, and the structural strength is high.

In this embodiment, as shown in fig. 2, the lower end of the upright rod 2 is provided with a rotation stopping notch 200, the insertion positioning hole 31 is provided with a rotation stopping block 33, and the rotation stopping block 33 is inserted into the rotation stopping notch 200 and prevents the upright rod 2 and the adjusting screw sleeve 3 from rotating relatively. This kind of structural design makes pole setting 2 and regulation swivel nut 3 can not produce relative rotation, can guarantee the steadiness and the security of scaffold frame, and it has simple structure, easily preparation, does not influence the advantage of dismouting.

In this embodiment, the base 1 includes a disk bottom 11 for placing on a mounting base and a support rod 12 extending upward from the disk bottom 11, and the adjusting screw 3 is connected to the support rod 12 in a screw-fit manner. The installation stability can be improved while saving materials.

In this embodiment, the vertical rod 2 comprises more than two rod segments 21, each rod segment 21 is provided with a connecting disc buckle 20 for connecting with a cross rod and a diagonal rod in the scaffold, and two adjacent rod segments 21 are connected through a detachable connecting mechanism. On the one hand pole setting 2 can be dismantled into the multistage, is convenient for make, store and transport, and on the other hand can make the pole section 21 of different length in advance, splices as required and forms different length pole setting 2, also is convenient for adjust and control the number and the position of connecting pad knot 20 on pole setting 2 to satisfy the demand of building of different forms scaffold.

In this embodiment, as shown in fig. 3, the detachable connection mechanism includes a connection positioning rod 22, the butt ends of two adjacent rod segments 21 are both provided with insertion holes, and two ends of the connection positioning rod 22 are respectively inserted into the insertion holes of the butt ends of two adjacent rod segments 21. When two adjacent rod sections 21 are connected, only the connecting and positioning rod 22 is inserted into the insertion holes of the two adjacent rod sections 21, and the structure is simple, the cost is low, the assembly and the disassembly are convenient, and the stability is good.

In this embodiment, the middle of the connecting positioning rod 22 is provided with an annular boss 221, and the abutting ends of two adjacent rod segments 21 respectively abut against the upper and lower surfaces of the annular boss 221. The abutting ends of two adjacent rod segments 21 are not directly contacted and abutted during the annular boss 221, so that the end part of the rod segment 21 is not easy to deform, and the integral stability of the assembled vertical rod 2 is improved.

In this embodiment, the butt ends of two adjacent rod segments 21 are provided with rotation stopping grooves 211, the upper surface of the annular boss 221 is provided with a first rotation stopping protrusion 222, the first rotation stopping protrusion 222 is clamped in the rotation stopping groove 211 of the rod segment 21 above the annular boss 221 and prevents the annular boss 221 and the rod segment 21 above the annular boss 221 from rotating relatively, the lower surface of the annular boss 221 is provided with a second rotation stopping protrusion 223, and the second rotation stopping protrusion 223 is clamped in the rotation stopping groove 211 of the rod segment 21 below the annular boss 221 and prevents the annular boss 221 and the rod segment 21 below the annular boss 221 from rotating relatively. The structural design ensures that the adjacent two rod sections 21 cannot rotate relatively, can ensure the stability and the safety of the scaffold, and has the advantages of simple structure, easy manufacture and no influence on disassembly and assembly.

Preferably, the rotation-stopping groove 211 at the lower end of the rod section 21 at the lower part of the vertical rod 2 is used as the rotation-stopping notch 200 at the lower end of the vertical rod 2, so that the number of the slots at the end part of the vertical rod 2 can be reduced.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-described embodiments. Modifications and variations that may occur to those skilled in the art without departing from the spirit and scope of the invention are to be considered as within the scope of the invention.