CN216196445U

CN216196445U - Telescopic rod piece and support adopting same

Info

Publication number: CN216196445U
Application number: CN202122456526.9U
Authority: CN
Inventors: 谢亮; 田明华; 尹鹏辉
Original assignee: Hunan Wuheng Mold Co ltd
Current assignee: Hunan Wuheng Mold Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-04-05
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses a telescopic rod piece and a support adopting the telescopic rod piece, wherein the telescopic rod piece comprises a first rod and a second rod inserted in an inner cavity of the first rod, a locking assembly is arranged on the first rod, the locking assembly comprises a bracket and a locking piece, the bracket is fixedly connected to the first rod, the locking piece can be switched between a locking state of clamping and fixing the second rod by matching with the bracket and a loosening state of loosening the second rod, and the support also comprises a locking mechanism for fixing the locking piece in the locking state. The support includes more than one frame element, and the frame element includes four pole settings, and four pole settings constitute rectangular frame structure through two sets of vertical pole group and two sets of transverse rod group link, and vertical pole group includes many vertical cross rods, and transverse rod group includes many transverse cross rods, and all vertical cross rods and/or all transverse cross rods are flexible member. The utility model has the advantages of simple structure, easy manufacture, low cost, simple operation, high adjusting efficiency, high use flexibility, wide application range and the like.

Description

Telescopic rod piece and support adopting same

Technical Field

The utility model relates to the technical field of building construction equipment, in particular to a telescopic rod piece and a support adopting the telescopic rod piece.

Background

The steel pipe support is widely applied to engineering construction, and the type and the corresponding technology of the steel pipe support are rapidly developed. The types of the existing steel pipe support mainly comprise a steel pipe fastener type, a wheel fastener type, a bowl fastener type and a disc fastener type. Traditional steel pipe fastener formula support does not have the fixed modulus restriction, but bearing capacity is relatively poor, and the wheel knot formula that later stage developed, bowl knot formula and dish knot formula support bearing capacity are stronger, but possess the fixed modulus, can't solve special formwork support difficult point in the engineering construction well.

For solving the above-mentioned problem, prior art has researched a scalable member for support, including middle pole portion and the connecting head portion of adopting threaded connection mode to connect at middle pole portion both ends, can adjust the whole length of scalable member through rotatory connecting head portion, however this kind of scalable member length regulation needs long-time rotation just can reach needs length, the operation is complicated, low efficiency, and need make three component and complicated screw-thread fit structure respectively, its component is in large quantity, the structure is complicated, there is the preparation degree of difficulty big, defect with high costs, especially when the length scope that needs to adjust is great, the length of screw-thread fit structure also needs to set up bigger, this can further increase the operation complexity, reduce efficiency, increase the preparation degree of difficulty and cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems of the prior art, provides a telescopic rod piece which is simple in structure, easy to manufacture, low in cost, simple and convenient to operate and high in adjusting efficiency, and also provides a support which adopts the telescopic rod piece to realize stepless length adjustment, high use flexibility and wide application range.

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

the utility model provides a telescopic rod piece, includes the first pole that has the inner chamber and inserts with the adjustable depth of insertion mode and establish second pole in the first pole inner chamber, be equipped with on the first pole and be used for locking and loosen the locking Assembly of second pole, locking Assembly includes bracket and retaining member, bracket fixed connection is on first pole, retaining member swing joint can with the bracket cooperation press from both sides the locking state of fixed second pole and loosen the state of second pole and change between the locking mechanism who loosens the second pole tightly on the bracket, locking Assembly still includes and is used for fixing the retaining member at locking state.

Preferably, the locking member is pivotally mounted on the bracket and is capable of rotating about a pivot axis to engage with the bracket to clamp and release the second rod.

Foretell flexible member, it is preferred, locking mechanism includes locking bolt, lock nut and locates the draw-in groove on the retaining member, the articulated mounting of locking bolt can rotate around articulated axis when the retaining member is in locking state and go into and deviate from the draw-in groove, lock nut threaded connection is used for forcing the retaining member to keep pressing from both sides tight fixed second pole with the bracket cooperation on locking bolt.

In the telescopic rod piece, preferably, the locking member is provided with two hinged parts arranged at intervals, the bracket is provided with an installation part inserted into the two hinged parts, and the installation part is hinged with the two hinged parts through the pin shaft.

In the telescopic rod member as described above, preferably, the bracket includes a connecting portion having a first concave surface for fitting with the outer wall of the first rod, and a clamping fitting portion having a second concave surface for fitting with the outer wall of the second rod.

In the telescopic rod piece, preferably, the first concave surface and the second concave surface are both arc surfaces, and an axis corresponding to the first concave surface is overlapped with an axis corresponding to the second concave surface.

Preferably, the connecting portion is fixedly connected to the first rod by welding, gluing or fastening.

As a general technical concept, the present invention further provides a support, including more than one frame unit, where the frame unit includes four upright posts, the four upright posts are connected to form a rectangular frame structure through two sets of longitudinal rod groups and two sets of transverse rod groups, each set of longitudinal rod groups includes a plurality of longitudinal cross rods detachably connected between the two upright posts, each set of transverse rod groups includes a plurality of transverse cross rods detachably connected between the two upright posts, and all the longitudinal cross rods and/or all the transverse cross rods are the above-mentioned telescopic rod members.

In the above-mentioned support, preferably, each upright post is provided with a plurality of connecting discs which are sequentially arranged at intervals, and both ends of each longitudinal cross rod and both ends of each transverse cross rod are connected with the connecting discs of the upright posts through disc buckle type connecting mechanisms; the plurality of longitudinal cross rods of each group of longitudinal rod groups are sequentially arranged at intervals along the direction from bottom to top, the plurality of transverse cross rods of each group of transverse rod groups are sequentially arranged at intervals along the direction from bottom to top, and oblique connecting rods are connected between connecting discs connected with any two adjacent longitudinal cross rods and between connecting discs connected with any two adjacent transverse cross rods through disc buckling type connecting mechanisms.

In the above-mentioned support, preferably, a height-adjustable supporting component is mounted at the top end of each vertical rod and/or a supporting component capable of adjusting the supporting height is mounted at the bottom end of each vertical rod, the supporting component includes a top support, a first screw rod and a first adjusting nut, the first screw rod is inserted in the vertical rod in a manner of adjusting the insertion depth along the vertical direction, the first adjusting nut is in threaded connection with the first screw rod, the first adjusting nut is supported at the top end of the vertical rod, and the top support is fixedly connected to the first screw rod; the supporting component comprises a base, a second screw rod and a second adjusting nut, the second screw rod is inserted into the vertical rod in a mode that the insertion depth can be adjusted in the vertical direction, the second adjusting nut is in threaded connection with the second screw rod, the second adjusting nut is supported at the bottom end of the vertical rod, and the base is fixedly connected to the second screw rod.

Compared with the prior art, the utility model has the advantages that:

in the telescopic rod piece, the locking assembly adopts the combination of the movably connected bracket, the locking piece and the locking mechanism, the length of the telescopic rod piece is adjusted by utilizing simple clamping, fixing and loosening modes, the operation is simple and convenient, the adjustment efficiency is high, a complex thread matching structure is not needed, and the telescopic rod piece has the advantages of simple structure, easiness in manufacturing and low cost.

The distance between the vertical rods can be adjusted by the support, so that the requirements of different building constructions can be met, the construction situation with more complexity is adapted, the construction convenience is improved, and the support is high in use flexibility and wide in application range. Meanwhile, the telescopic rod piece has the advantages of the telescopic rod piece due to the adoption of the telescopic rod piece.

Drawings

Fig. 1 is a partially enlarged schematic structural view of a telescopic rod in embodiment 1.

Fig. 2 is a perspective view of the locking assembly of embodiment 1.

Fig. 3 is a perspective view of the bracket in example 1.

Fig. 4 is a schematic perspective view of the stent of example 2.

Fig. 5 is an enlarged schematic view of a structure shown in fig. 4 in example 2.

Fig. 6 is an enlarged schematic view of the structure at B in fig. 4 in embodiment 2.

Illustration of the drawings:

1. a first lever; 2. a second lever; 3. a bracket; 30. an installation part; 31. a connecting portion; 311. a first concave surface; 32. a clamp-fit portion; 321. a second concave surface; 4. a locking member; 41. a card slot; 42. a hinge portion; 5. locking the bolt; 6. locking the nut; 100. erecting a rod; 200. a longitudinal cross-bar; 300. a transverse cross bar; 400. a connecting disc; 500. an oblique connecting rod; 601. jacking; 602. a first screw; 603. a first adjusting nut; 701. a base; 702. a second screw; 703. a second adjusting nut.

Detailed Description

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

Example 1:

as shown in fig. 1 to 3, the telescopic rod of the present embodiment includes a first rod 1 having an inner cavity and a second rod 2 inserted into the inner cavity of the first rod 1 in a manner that the insertion depth can be adjusted, a locking assembly for locking and releasing the second rod 2 is disposed on the first rod 1, the locking assembly includes a bracket 3 and a locking member 4, the bracket 3 is fixedly connected to the first rod 1, the locking member 4 is movably connected to the bracket 3 and can be switched between a locking state for clamping and fixing the second rod 2 and a releasing state for releasing the second rod 2 by cooperating with the bracket 3, and the locking assembly further includes a locking mechanism for fixing the locking member 4 in the locking state. This flexible member is when adjusting length, relieve locking mechanism to locking action of locking member 4, convert retaining member 4 to the state of loosening that loosens second pole 2, can adjust the degree of depth that second pole 2 inserted first pole 1, thereby adjust the whole length of flexible member, after the length adjustment of flexible member is good, convert retaining member 4 to the locking state who presss from both sides tight fixed second pole 2 with the cooperation of bracket 3, utilize locking mechanism to fix retaining member 4 at locking state, can prevent

first pole

1 and 2 relative motion of second pole, with the length of flexible member locking after the adjustment. This kind of locking Assembly adopts swing joint's bracket 3 and retaining member 4 and locking mechanism's combination, utilizes simple clamp to fix and the form of loosening, realizes the length adjustment of flexible member, and its is easy and simple to handle, adjusts efficiently, and does not need complicated screw-thread fit structure, has simple structure, easily preparation, advantage with low costs.

In this embodiment, the locking member 4 is hingedly mounted on the bracket 3 and is capable of pivoting about a hinge axis to engage the bracket 3 to clamp the second rod 2 and release the second rod 2. The locking piece 4 is connected with the bracket 3 in a hinged mode to realize clamping and loosening of the second rod 2, and has the advantages of simple structure, high operation efficiency, simplicity and convenience, and stable and reliable locking.

In this embodiment, locking mechanism includes locking bolt 5, lock nut 6 and locates the draw-in groove 41 on retaining member 4, and locking bolt 5 articulates and installs on bracket 3 and can rotate around the axis of articulation and block in and deviate from draw-in groove 41 when retaining member 4 is in locking state, and 6 threaded connection of lock nut is used for forcing retaining member 4 to keep pressing from both sides tight fixed second pole 2 with bracket 3 cooperation on locking bolt 5. The locking mechanism has the advantages of simple structure, low cost, simple and convenient operation and control, and stable and reliable locking.

In this embodiment, the locking member 4 is provided with two hinge portions 42 arranged at intervals, the bracket 3 is provided with a mounting portion 30 inserted into the two hinge portions 42, and the mounting portion 30 is hinged to the two hinge portions 42 by a pin. The connecting structure has the advantages of good compactness and high strength.

In this embodiment, the bracket 3 includes the connecting portion 31 and the clamping fit portion 32, the connecting portion 31 has the first concave surface 311 for laminating with the outer wall of the first rod 1, the first concave surface 311 of the connecting portion 31 is in surface contact fit with the first rod 1, which is beneficial to improving the connection stability and the connection strength, the clamping fit portion 32 has the second concave surface 321 for laminating with the outer wall of the second rod 2, the second concave surface 321 of the clamping fit portion 32 can form surface contact fit with the second rod 2, the clamping force uniformity and the clamping force can be improved, and the locking fixing effect is good. The bracket 3 of this embodiment only needs to process two concave surfaces in the main part when making can, its simple structure, easily preparation assembly.

In this embodiment, the first concave surface 311 and the second concave surface 321 are both arc surfaces, and an axis corresponding to the first concave surface 311 coincides with an axis corresponding to the second concave surface 321. When the first rod 1 and the second rod 2 are circular tubes, the axes of the first rod 1 and the second rod 2 can be aligned by the first concave surface 311 and the second concave surface 321.

In this embodiment, the connecting portion 31 is fixedly connected to the first rod 1 by welding, and is easy and convenient to manufacture and assemble and stable and reliable in connection. In other embodiments, the connecting portion 31 may be fixedly connected to the first rod 1 by gluing or fastening.

Example 2:

as shown in fig. 4 to 6, the rack of this embodiment includes more than one frame unit, the frame unit includes four vertical rods 100, the four vertical rods 100 are connected to form a rectangular frame structure through two sets of longitudinal rod groups and two sets of transverse rod groups, each set of longitudinal rod groups includes a plurality of longitudinal cross rods 200 detachably connected between the two vertical rods 100, each set of transverse rod groups includes a plurality of transverse cross rods 300 detachably connected between the two vertical rods 100, and all the longitudinal cross rods 200 and/or all the transverse cross rods 300 are telescopic rod members of embodiment 1. This support accessible is adjusted the length of vertical horizontal pole 200 and/or horizontal pole 300, realizes adjusting the distance between the pole setting 100 to adjust the modulus of support, can satisfy different building construction's demand, adapt to more complicated construction current situation, improve the construction convenience, its use flexibility is high, application scope is wide. Meanwhile, since the telescopic link member of embodiment 1 is employed, it also has advantages that the telescopic link member has.

In this embodiment, only the longitudinal cross bar 200 is a telescopic rod, so that the size of the bracket in the longitudinal direction is adjustable. In other embodiments, only the transverse cross bar 300 may adopt a telescopic rod, so that the size of the bracket in the transverse direction is adjustable; or the longitudinal cross bar 200 and the transverse cross bar 300 both adopt telescopic rod pieces, so that the size of the bracket in the longitudinal direction and the transverse direction can be adjusted.

In this embodiment, a plurality of connection pads 400 are sequentially arranged at intervals on each vertical rod 100, two ends of each longitudinal cross rod 200 and two ends of each transverse cross rod 300 are all connected with the connection pads 400 of the vertical rods 100 through a pad buckle type connection mechanism, the pad buckle type connection mechanism is a common mechanism of the existing scaffold, the plurality of longitudinal cross rods 200 of each group of longitudinal rod groups are sequentially arranged at intervals along the direction from bottom to top, the plurality of transverse cross rods 300 of each group of transverse rod groups are sequentially arranged at intervals along the direction from bottom to top, and oblique connection rods 500 are connected between the connection pads 400 connected by any two adjacent longitudinal cross rods 200 and between the connection pads 400 connected by any two adjacent transverse cross rods 300 through a pad buckle type connection mechanism, so as to enhance the stability and structural strength of the support. The upright 100 is provided with a plurality of connecting discs 400, and the longitudinal cross bars 200 and the transverse cross bars 300 can be arranged at different positions and connected with different numbers of longitudinal cross bars 200 and transverse cross bars 300 according to requirements, so that the use is flexible and convenient.

In this embodiment, a height-adjustable supporting component is installed at the top end of each vertical rod 100, and a supporting component with an adjustable supporting height is installed at the bottom end of each vertical rod 100, wherein the supporting component is convenient for supporting and supporting a building template, and the supporting component is convenient for adjusting the height and the levelness of the support.

In this embodiment, the supporting component includes a top support 601, a first screw 602 and a first adjusting nut 603, the first screw 602 is inserted into the vertical rod 100 in a manner that the insertion depth can be adjusted in the vertical direction, the first adjusting nut 603 is in threaded connection with the first screw 602, the first adjusting nut 603 is supported at the top end of the vertical rod 100, and the top support 601 is fixedly connected to the first screw 602. The height of the jacking 601 can be adjusted by adjusting the connecting position of the first adjusting nut 603 and the first screw 602, and the jacking assembly has the advantages of simple structure, low cost, simple and convenient adjustment and good connecting and mounting stability.

In this embodiment, the supporting assembly includes a base 701, a second screw 702 and a second adjusting nut 703, the second screw 702 is inserted into the vertical rod 100 in a manner that the insertion depth can be adjusted in the vertical direction, the second adjusting nut 703 is in threaded connection with the second screw 702, the second adjusting nut 703 is supported at the bottom end of the vertical rod 100, and the base 701 is fixedly connected to the second screw 702. The height of the upright rod 100 supported by the base 701 can be adjusted by adjusting the connecting position of the second adjusting nut 703 and the second screw 702, and the supporting component has the advantages of simple structure, low cost, simple and convenient adjustment and good connecting and mounting stability.

In other embodiments, the upright 100 may be provided with only a holding component or only a support component.

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 utility model are to be considered as within the scope of the utility model.

Claims

1. A telescopic rod piece comprises a first rod (1) with an inner cavity and a second rod (2) inserted in the inner cavity of the first rod (1) in a mode of adjusting the insertion depth, wherein a locking assembly used for locking and unlocking the second rod (2) is arranged on the first rod (1), and the telescopic rod piece is characterized in that: locking Assembly includes bracket (3) and retaining member (4), bracket (3) fixed connection is on first pole (1), retaining member (4) swing joint on bracket (3) and can with bracket (3) cooperation press from both sides the locking state of fixing second pole (2) and loosen the second pole (2) and loosen and change between the state, locking Assembly is still including being used for fixing retaining member (4) at the locking mechanism of locking state.

2. The telescopic rod as claimed in claim 1, wherein: retaining member (4) articulated installation on bracket (3) and can rotate around the hinge axis and press from both sides tight fixed second pole (2) and loosen second pole (2) with bracket (3) cooperation.

3. The telescopic rod as claimed in claim 2, wherein: locking mechanism includes locking bolt (5), lock nut (6) and locates draw-in groove (41) on retaining member (4), locking bolt (5) are articulated to be installed on bracket (3) and can rotate the card around articulated axis and go into and deviate from when retaining member (4) are in locking state draw-in groove (41), lock nut (6) threaded connection is used for forcing retaining member (4) to keep pressing from both sides tight fixed second pole (2) with bracket (3) cooperation on locking bolt (5).

4. The telescopic rod as claimed in claim 2, wherein: the locking piece (4) is provided with two hinge parts (42) arranged at intervals, the bracket (3) is provided with an installation part (30) inserted in the two hinge parts (42), and the installation part (30) is hinged with the two hinge parts (42) through a pin shaft.

5. The telescopic rod as claimed in claim 1, wherein: the bracket (3) comprises a connecting portion (31) and a clamping and matching portion (32), wherein the connecting portion (31) is provided with a first concave surface (311) used for being attached to the outer wall of the first rod (1), and the clamping and matching portion (32) is provided with a second concave surface (321) used for being attached to the outer wall of the second rod (2).

6. The telescopic rod as claimed in claim 5, wherein: the first concave surface (311) and the second concave surface (321) are both arc surfaces, and the axis corresponding to the first concave surface (311) is superposed with the axis corresponding to the second concave surface (321).

7. The telescopic rod as claimed in claim 5, wherein: the connecting part (31) is fixedly connected with the first rod (1) in a welding or gluing or fastener connecting mode.

8. The utility model provides a support, includes more than one frame element, frame element includes four pole settings (100), and four pole settings (100) constitute rectangular frame structure through two sets of vertical pole groups and two sets of transverse rod group link, and each group's vertical pole group includes many vertical cross rods (200) of connecting in order to dismantle between two pole settings (100), and each group's transverse rod group includes many transverse cross rods (300) of connecting in order to dismantle between two pole settings (100), its characterized in that: all longitudinal crossbars (200) and/or all transverse crossbars (300) are telescopic bars according to any of claims 1 to 7.

9. The bracket of claim 8, wherein: a plurality of connecting discs (400) which are sequentially arranged at intervals are arranged on each upright rod (100), and both ends of each longitudinal cross rod (200) and both ends of each transverse cross rod (300) are connected with the connecting discs (400) of the upright rods (100) through disc buckle type connecting mechanisms; the longitudinal cross rods (200) of each group of longitudinal rod group are sequentially arranged at intervals along the direction from bottom to top, the transverse cross rods (300) of each group of transverse rod group are sequentially arranged at intervals along the direction from bottom to top, and oblique connecting rods (500) are connected between connecting discs (400) connected with any two adjacent longitudinal cross rods (200) and between connecting discs (400) connected with any two adjacent transverse cross rods (300) through disc buckling type connecting mechanisms.

10. The bracket of claim 8, wherein: the top end of each vertical rod (100) is provided with a height-adjustable supporting component and/or the bottom end of each vertical rod (100) is provided with a height-adjustable supporting component, the supporting component comprises a top support (601), a first screw rod (602) and a first adjusting nut (603), the first screw rod (602) is inserted into the vertical rod (100) in a mode that the insertion depth can be adjusted along the vertical direction, the first adjusting nut (603) is in threaded connection with the first screw rod (602), the first adjusting nut (603) is supported at the top end of the vertical rod (100), and the top support (601) is fixedly connected to the first screw rod (602); the supporting component comprises a base (701), a second screw rod (702) and a second adjusting nut (703), the second screw rod (702) is inserted into the vertical rod (100) in a mode that the insertion depth can be adjusted in the vertical direction, the second adjusting nut (703) is in threaded connection with the second screw rod (702), the second adjusting nut (703) is supported at the bottom end of the vertical rod (100), and the base (701) is fixedly connected to the second screw rod (702).